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%;'/> -rw-r--r--drivers/accel/Kconfig2
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-rw-r--r--drivers/virtio/virtio_ring.c464
-rw-r--r--drivers/virtio/virtio_vdpa.c24
-rw-r--r--drivers/w1/masters/matrox_w1.c10
-rw-r--r--drivers/w1/masters/omap_hdq.c5
-rw-r--r--drivers/w1/slaves/w1_ds28e17.c4
-rw-r--r--drivers/w1/w1.c20
-rw-r--r--drivers/watchdog/Kconfig23
-rw-r--r--drivers/watchdog/Makefile2
-rw-r--r--drivers/watchdog/aspeed_wdt.c30
-rw-r--r--drivers/watchdog/diag288_wdt.c9
-rw-r--r--drivers/watchdog/intel_oc_wdt.c8
-rw-r--r--drivers/watchdog/loongson1_wdt.c89
-rw-r--r--drivers/watchdog/mpc8xxx_wdt.c2
-rw-r--r--drivers/watchdog/nct6694_wdt.c307
-rw-r--r--drivers/watchdog/renesas_wwdt.c163
-rw-r--r--drivers/watchdog/rzg2l_wdt.c4
-rw-r--r--drivers/watchdog/rzv2h_wdt.c150
-rw-r--r--drivers/watchdog/s3c2410_wdt.c46
-rw-r--r--drivers/watchdog/starfive-wdt.c4
-rw-r--r--drivers/watchdog/via_wdt.c1
-rw-r--r--drivers/watchdog/visconti_wdt.c5
-rw-r--r--drivers/watchdog/wdat_wdt.c64
-rw-r--r--drivers/xen/Kconfig1
-rw-r--r--drivers/xen/balloon.c4
-rw-r--r--drivers/xen/events/events_base.c37
-rw-r--r--drivers/xen/gntdev-dmabuf.c7
-rw-r--r--drivers/xen/gntdev-dmabuf.h2
-rw-r--r--drivers/xen/gntdev.c38
-rw-r--r--drivers/xen/grant-dma-ops.c20
-rw-r--r--drivers/xen/grant-table.c8
-rw-r--r--drivers/xen/manage.c14
-rw-r--r--drivers/xen/privcmd.c14
-rw-r--r--drivers/xen/pvcalls-back.c4
-rw-r--r--drivers/xen/swiotlb-xen.c44
-rw-r--r--drivers/xen/unpopulated-alloc.c4
-rw-r--r--drivers/xen/xen-acpi-processor.c12
-rw-r--r--drivers/xen/xenbus/xenbus_client.c2
-rw-r--r--drivers/xen/xenbus/xenbus_xs.c20
-rw-r--r--drivers/xen/xenfs/super.c2
-rw-r--r--drivers/zorro/names.c12
8997 files changed, 567092 insertions, 173545 deletions
diff --git a/drivers/Kconfig b/drivers/Kconfig
index 4915a63866b0..c0f1fb893ec0 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -161,6 +161,8 @@ source "drivers/greybus/Kconfig"
source "drivers/comedi/Kconfig"
+source "drivers/gpib/Kconfig"
+
source "drivers/staging/Kconfig"
source "drivers/platform/Kconfig"
@@ -251,4 +253,6 @@ source "drivers/hte/Kconfig"
source "drivers/cdx/Kconfig"
+source "drivers/resctrl/Kconfig"
+
endmenu
diff --git a/drivers/Makefile b/drivers/Makefile
index b5749cf67044..ccc05f1eae3e 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -150,6 +150,7 @@ obj-$(CONFIG_VHOST_IOTLB) += vhost/
obj-$(CONFIG_VHOST) += vhost/
obj-$(CONFIG_GREYBUS) += greybus/
obj-$(CONFIG_COMEDI) += comedi/
+obj-$(CONFIG_GPIB) += gpib/
obj-$(CONFIG_STAGING) += staging/
obj-y += platform/
@@ -160,8 +161,8 @@ obj-$(CONFIG_RPMSG) += rpmsg/
obj-$(CONFIG_SOUNDWIRE) += soundwire/
# Virtualization drivers
-obj-$(CONFIG_VIRT_DRIVERS) += virt/
-obj-$(subst m,y,$(CONFIG_HYPERV)) += hv/
+obj-y += virt/
+obj-$(CONFIG_HYPERV) += hv/
obj-$(CONFIG_PM_DEVFREQ) += devfreq/
obj-$(CONFIG_EXTCON) += extcon/
@@ -194,5 +195,7 @@ obj-$(CONFIG_HTE) += hte/
obj-$(CONFIG_DRM_ACCEL) += accel/
obj-$(CONFIG_CDX_BUS) += cdx/
obj-$(CONFIG_DPLL) += dpll/
+obj-y += resctrl/
+obj-$(CONFIG_DIBS) += dibs/
obj-$(CONFIG_S390) += s390/
diff --git a/drivers/accel/Kconfig b/drivers/accel/Kconfig
index 5b9490367a39..bdf48ccafcf2 100644
--- a/drivers/accel/Kconfig
+++ b/drivers/accel/Kconfig
@@ -25,8 +25,10 @@ menuconfig DRM_ACCEL
and debugfs).
source "drivers/accel/amdxdna/Kconfig"
+source "drivers/accel/ethosu/Kconfig"
source "drivers/accel/habanalabs/Kconfig"
source "drivers/accel/ivpu/Kconfig"
source "drivers/accel/qaic/Kconfig"
+source "drivers/accel/rocket/Kconfig"
endif
diff --git a/drivers/accel/Makefile b/drivers/accel/Makefile
index a301fb6089d4..1d3a7251b950 100644
--- a/drivers/accel/Makefile
+++ b/drivers/accel/Makefile
@@ -1,6 +1,8 @@
# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_DRM_ACCEL_AMDXDNA) += amdxdna/
+obj-$(CONFIG_DRM_ACCEL_ARM_ETHOSU) += ethosu/
obj-$(CONFIG_DRM_ACCEL_HABANALABS) += habanalabs/
obj-$(CONFIG_DRM_ACCEL_IVPU) += ivpu/
obj-$(CONFIG_DRM_ACCEL_QAIC) += qaic/
+obj-$(CONFIG_DRM_ACCEL_ROCKET) += rocket/ \ No newline at end of file
diff --git a/drivers/accel/amdxdna/Makefile b/drivers/accel/amdxdna/Makefile
index 0e9adf6890a0..6344aaf523fa 100644
--- a/drivers/accel/amdxdna/Makefile
+++ b/drivers/accel/amdxdna/Makefile
@@ -14,7 +14,9 @@ amdxdna-y := \
amdxdna_mailbox.o \
amdxdna_mailbox_helper.o \
amdxdna_pci_drv.o \
+ amdxdna_pm.o \
amdxdna_sysfs.o \
+ amdxdna_ubuf.o \
npu1_regs.o \
npu2_regs.o \
npu4_regs.o \
diff --git a/drivers/accel/amdxdna/TODO b/drivers/accel/amdxdna/TODO
index ad8ac6e315b6..0e4bbebeaedf 100644
--- a/drivers/accel/amdxdna/TODO
+++ b/drivers/accel/amdxdna/TODO
@@ -1,2 +1 @@
- Add debugfs support
-- Add debug BO support
diff --git a/drivers/accel/amdxdna/aie2_ctx.c b/drivers/accel/amdxdna/aie2_ctx.c
index 2cff5419bd2f..42d876a427c5 100644
--- a/drivers/accel/amdxdna/aie2_ctx.c
+++ b/drivers/accel/amdxdna/aie2_ctx.c
@@ -21,6 +21,7 @@
#include "amdxdna_gem.h"
#include "amdxdna_mailbox.h"
#include "amdxdna_pci_drv.h"
+#include "amdxdna_pm.h"
static bool force_cmdlist;
module_param(force_cmdlist, bool, 0600);
@@ -46,6 +47,17 @@ static void aie2_job_put(struct amdxdna_sched_job *job)
kref_put(&job->refcnt, aie2_job_release);
}
+static void aie2_hwctx_status_shift_stop(struct amdxdna_hwctx *hwctx)
+{
+ hwctx->old_status = hwctx->status;
+ hwctx->status = HWCTX_STAT_STOP;
+}
+
+static void aie2_hwctx_status_restore(struct amdxdna_hwctx *hwctx)
+{
+ hwctx->status = hwctx->old_status;
+}
+
/* The bad_job is used in aie2_sched_job_timedout, otherwise, set it to NULL */
static void aie2_hwctx_stop(struct amdxdna_dev *xdna, struct amdxdna_hwctx *hwctx,
struct drm_sched_job *bad_job)
@@ -77,7 +89,7 @@ static int aie2_hwctx_restart(struct amdxdna_dev *xdna, struct amdxdna_hwctx *hw
goto out;
}
- ret = aie2_config_cu(hwctx);
+ ret = aie2_config_cu(hwctx, NULL);
if (ret) {
XDNA_ERR(xdna, "Config cu failed, ret %d", ret);
goto out;
@@ -89,25 +101,6 @@ out:
return ret;
}
-void aie2_restart_ctx(struct amdxdna_client *client)
-{
- struct amdxdna_dev *xdna = client->xdna;
- struct amdxdna_hwctx *hwctx;
- unsigned long hwctx_id;
-
- drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
- mutex_lock(&client->hwctx_lock);
- amdxdna_for_each_hwctx(client, hwctx_id, hwctx) {
- if (hwctx->status != HWCTX_STAT_STOP)
- continue;
-
- hwctx->status = hwctx->old_status;
- XDNA_DBG(xdna, "Resetting %s", hwctx->name);
- aie2_hwctx_restart(xdna, hwctx);
- }
- mutex_unlock(&client->hwctx_lock);
-}
-
static struct dma_fence *aie2_cmd_get_out_fence(struct amdxdna_hwctx *hwctx, u64 seq)
{
struct dma_fence *fence, *out_fence = NULL;
@@ -141,34 +134,46 @@ static void aie2_hwctx_wait_for_idle(struct amdxdna_hwctx *hwctx)
dma_fence_put(fence);
}
-void aie2_hwctx_suspend(struct amdxdna_hwctx *hwctx)
+static int aie2_hwctx_suspend_cb(struct amdxdna_hwctx *hwctx, void *arg)
{
struct amdxdna_dev *xdna = hwctx->client->xdna;
+ aie2_hwctx_wait_for_idle(hwctx);
+ aie2_hwctx_stop(xdna, hwctx, NULL);
+ aie2_hwctx_status_shift_stop(hwctx);
+
+ return 0;
+}
+
+void aie2_hwctx_suspend(struct amdxdna_client *client)
+{
+ struct amdxdna_dev *xdna = client->xdna;
+
/*
* Command timeout is unlikely. But if it happens, it doesn't
* break the system. aie2_hwctx_stop() will destroy mailbox
* and abort all commands.
*/
drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
- aie2_hwctx_wait_for_idle(hwctx);
- aie2_hwctx_stop(xdna, hwctx, NULL);
- hwctx->old_status = hwctx->status;
- hwctx->status = HWCTX_STAT_STOP;
+ amdxdna_hwctx_walk(client, NULL, aie2_hwctx_suspend_cb);
}
-void aie2_hwctx_resume(struct amdxdna_hwctx *hwctx)
+static int aie2_hwctx_resume_cb(struct amdxdna_hwctx *hwctx, void *arg)
{
struct amdxdna_dev *xdna = hwctx->client->xdna;
+ aie2_hwctx_status_restore(hwctx);
+ return aie2_hwctx_restart(xdna, hwctx);
+}
+
+int aie2_hwctx_resume(struct amdxdna_client *client)
+{
/*
* The resume path cannot guarantee that mailbox channel can be
* regenerated. If this happen, when submit message to this
* mailbox channel, error will return.
*/
- drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
- hwctx->status = hwctx->old_status;
- aie2_hwctx_restart(xdna, hwctx);
+ return amdxdna_hwctx_walk(client, NULL, aie2_hwctx_resume_cb);
}
static void
@@ -177,12 +182,13 @@ aie2_sched_notify(struct amdxdna_sched_job *job)
struct dma_fence *fence = job->fence;
trace_xdna_job(&job->base, job->hwctx->name, "signaled fence", job->seq);
+
+ amdxdna_pm_suspend_put(job->hwctx->client->xdna);
job->hwctx->priv->completed++;
dma_fence_signal(fence);
up(&job->hwctx->priv->job_sem);
job->job_done = true;
- dma_fence_put(fence);
mmput_async(job->mm);
aie2_job_put(job);
}
@@ -192,15 +198,18 @@ aie2_sched_resp_handler(void *handle, void __iomem *data, size_t size)
{
struct amdxdna_sched_job *job = handle;
struct amdxdna_gem_obj *cmd_abo;
- u32 ret = 0;
+ int ret = 0;
u32 status;
cmd_abo = job->cmd_bo;
- if (unlikely(!data))
+ if (unlikely(job->job_timeout)) {
+ amdxdna_cmd_set_state(cmd_abo, ERT_CMD_STATE_TIMEOUT);
+ ret = -EINVAL;
goto out;
+ }
- if (unlikely(size != sizeof(u32))) {
+ if (unlikely(!data) || unlikely(size != sizeof(u32))) {
amdxdna_cmd_set_state(cmd_abo, ERT_CMD_STATE_ABORT);
ret = -EINVAL;
goto out;
@@ -219,11 +228,10 @@ out:
}
static int
-aie2_sched_nocmd_resp_handler(void *handle, void __iomem *data, size_t size)
+aie2_sched_drvcmd_resp_handler(void *handle, void __iomem *data, size_t size)
{
struct amdxdna_sched_job *job = handle;
- u32 ret = 0;
- u32 status;
+ int ret = 0;
if (unlikely(!data))
goto out;
@@ -233,8 +241,7 @@ aie2_sched_nocmd_resp_handler(void *handle, void __iomem *data, size_t size)
goto out;
}
- status = readl(data);
- XDNA_DBG(job->hwctx->client->xdna, "Resp status 0x%x", status);
+ job->drv_cmd->result = readl(data);
out:
aie2_sched_notify(job);
@@ -250,9 +257,16 @@ aie2_sched_cmdlist_resp_handler(void *handle, void __iomem *data, size_t size)
u32 fail_cmd_status;
u32 fail_cmd_idx;
u32 cmd_status;
- u32 ret = 0;
+ int ret = 0;
cmd_abo = job->cmd_bo;
+
+ if (unlikely(job->job_timeout)) {
+ amdxdna_cmd_set_state(cmd_abo, ERT_CMD_STATE_TIMEOUT);
+ ret = -EINVAL;
+ goto out;
+ }
+
if (unlikely(!data) || unlikely(size != sizeof(u32) * 3)) {
amdxdna_cmd_set_state(cmd_abo, ERT_CMD_STATE_ABORT);
ret = -EINVAL;
@@ -307,8 +321,18 @@ aie2_sched_job_run(struct drm_sched_job *sched_job)
kref_get(&job->refcnt);
fence = dma_fence_get(job->fence);
- if (unlikely(!cmd_abo)) {
- ret = aie2_sync_bo(hwctx, job, aie2_sched_nocmd_resp_handler);
+ if (job->drv_cmd) {
+ switch (job->drv_cmd->opcode) {
+ case SYNC_DEBUG_BO:
+ ret = aie2_sync_bo(hwctx, job, aie2_sched_drvcmd_resp_handler);
+ break;
+ case ATTACH_DEBUG_BO:
+ ret = aie2_config_debug_bo(hwctx, job, aie2_sched_drvcmd_resp_handler);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
goto out;
}
@@ -355,6 +379,7 @@ aie2_sched_job_timedout(struct drm_sched_job *sched_job)
xdna = hwctx->client->xdna;
trace_xdna_job(sched_job, hwctx->name, "job timedout", job->seq);
+ job->job_timeout = true;
mutex_lock(&xdna->dev_lock);
aie2_hwctx_stop(xdna, hwctx, sched_job);
@@ -524,13 +549,12 @@ int aie2_hwctx_init(struct amdxdna_hwctx *hwctx)
.num_rqs = DRM_SCHED_PRIORITY_COUNT,
.credit_limit = HWCTX_MAX_CMDS,
.timeout = msecs_to_jiffies(HWCTX_MAX_TIMEOUT),
- .name = hwctx->name,
+ .name = "amdxdna_js",
.dev = xdna->ddev.dev,
};
struct drm_gpu_scheduler *sched;
struct amdxdna_hwctx_priv *priv;
struct amdxdna_gem_obj *heap;
- struct amdxdna_dev_hdl *ndev;
int i, ret;
priv = kzalloc(sizeof(*hwctx->priv), GFP_KERNEL);
@@ -603,10 +627,14 @@ int aie2_hwctx_init(struct amdxdna_hwctx *hwctx)
goto free_entity;
}
+ ret = amdxdna_pm_resume_get(xdna);
+ if (ret)
+ goto free_col_list;
+
ret = aie2_alloc_resource(hwctx);
if (ret) {
XDNA_ERR(xdna, "Alloc hw resource failed, ret %d", ret);
- goto free_col_list;
+ goto suspend_put;
}
ret = aie2_map_host_buf(xdna->dev_handle, hwctx->fw_ctx_id,
@@ -621,10 +649,9 @@ int aie2_hwctx_init(struct amdxdna_hwctx *hwctx)
XDNA_ERR(xdna, "Create syncobj failed, ret %d", ret);
goto release_resource;
}
+ amdxdna_pm_suspend_put(xdna);
hwctx->status = HWCTX_STAT_INIT;
- ndev = xdna->dev_handle;
- ndev->hwctx_num++;
init_waitqueue_head(&priv->job_free_wq);
XDNA_DBG(xdna, "hwctx %s init completed", hwctx->name);
@@ -633,6 +660,8 @@ int aie2_hwctx_init(struct amdxdna_hwctx *hwctx)
release_resource:
aie2_release_resource(hwctx);
+suspend_put:
+ amdxdna_pm_suspend_put(xdna);
free_col_list:
kfree(hwctx->col_list);
free_entity:
@@ -655,26 +684,25 @@ free_priv:
void aie2_hwctx_fini(struct amdxdna_hwctx *hwctx)
{
- struct amdxdna_dev_hdl *ndev;
struct amdxdna_dev *xdna;
int idx;
xdna = hwctx->client->xdna;
- ndev = xdna->dev_handle;
- ndev->hwctx_num--;
XDNA_DBG(xdna, "%s sequence number %lld", hwctx->name, hwctx->priv->seq);
- drm_sched_entity_destroy(&hwctx->priv->entity);
-
aie2_hwctx_wait_for_idle(hwctx);
/* Request fw to destroy hwctx and cancel the rest pending requests */
aie2_release_resource(hwctx);
+ mutex_unlock(&xdna->dev_lock);
+ drm_sched_entity_destroy(&hwctx->priv->entity);
+
/* Wait for all submitted jobs to be completed or canceled */
wait_event(hwctx->priv->job_free_wq,
atomic64_read(&hwctx->job_submit_cnt) ==
atomic64_read(&hwctx->job_free_cnt));
+ mutex_lock(&xdna->dev_lock);
drm_sched_fini(&hwctx->priv->sched);
aie2_ctx_syncobj_destroy(hwctx);
@@ -690,6 +718,14 @@ void aie2_hwctx_fini(struct amdxdna_hwctx *hwctx)
kfree(hwctx->cus);
}
+static int aie2_config_cu_resp_handler(void *handle, void __iomem *data, size_t size)
+{
+ struct amdxdna_hwctx *hwctx = handle;
+
+ amdxdna_pm_suspend_put(hwctx->client->xdna);
+ return 0;
+}
+
static int aie2_hwctx_cu_config(struct amdxdna_hwctx *hwctx, void *buf, u32 size)
{
struct amdxdna_hwctx_param_config_cu *config = buf;
@@ -721,10 +757,14 @@ static int aie2_hwctx_cu_config(struct amdxdna_hwctx *hwctx, void *buf, u32 size
if (!hwctx->cus)
return -ENOMEM;
- ret = aie2_config_cu(hwctx);
+ ret = amdxdna_pm_resume_get(xdna);
+ if (ret)
+ goto free_cus;
+
+ ret = aie2_config_cu(hwctx, aie2_config_cu_resp_handler);
if (ret) {
XDNA_ERR(xdna, "Config CU to firmware failed, ret %d", ret);
- goto free_cus;
+ goto pm_suspend_put;
}
wmb(); /* To avoid locking in command submit when check status */
@@ -732,12 +772,82 @@ static int aie2_hwctx_cu_config(struct amdxdna_hwctx *hwctx, void *buf, u32 size
return 0;
+pm_suspend_put:
+ amdxdna_pm_suspend_put(xdna);
free_cus:
kfree(hwctx->cus);
hwctx->cus = NULL;
return ret;
}
+static void aie2_cmd_wait(struct amdxdna_hwctx *hwctx, u64 seq)
+{
+ struct dma_fence *out_fence = aie2_cmd_get_out_fence(hwctx, seq);
+
+ if (!out_fence) {
+ XDNA_ERR(hwctx->client->xdna, "Failed to get fence");
+ return;
+ }
+
+ dma_fence_wait_timeout(out_fence, false, MAX_SCHEDULE_TIMEOUT);
+ dma_fence_put(out_fence);
+}
+
+static int aie2_hwctx_cfg_debug_bo(struct amdxdna_hwctx *hwctx, u32 bo_hdl,
+ bool attach)
+{
+ struct amdxdna_client *client = hwctx->client;
+ struct amdxdna_dev *xdna = client->xdna;
+ struct amdxdna_drv_cmd cmd = { 0 };
+ struct amdxdna_gem_obj *abo;
+ u64 seq;
+ int ret;
+
+ abo = amdxdna_gem_get_obj(client, bo_hdl, AMDXDNA_BO_DEV);
+ if (!abo) {
+ XDNA_ERR(xdna, "Get bo %d failed", bo_hdl);
+ return -EINVAL;
+ }
+
+ if (attach) {
+ if (abo->assigned_hwctx != AMDXDNA_INVALID_CTX_HANDLE) {
+ ret = -EBUSY;
+ goto put_obj;
+ }
+ cmd.opcode = ATTACH_DEBUG_BO;
+ } else {
+ if (abo->assigned_hwctx != hwctx->id) {
+ ret = -EINVAL;
+ goto put_obj;
+ }
+ cmd.opcode = DETACH_DEBUG_BO;
+ }
+
+ ret = amdxdna_cmd_submit(client, &cmd, AMDXDNA_INVALID_BO_HANDLE,
+ &bo_hdl, 1, hwctx->id, &seq);
+ if (ret) {
+ XDNA_ERR(xdna, "Submit command failed");
+ goto put_obj;
+ }
+
+ aie2_cmd_wait(hwctx, seq);
+ if (cmd.result) {
+ XDNA_ERR(xdna, "Response failure 0x%x", cmd.result);
+ goto put_obj;
+ }
+
+ if (attach)
+ abo->assigned_hwctx = hwctx->id;
+ else
+ abo->assigned_hwctx = AMDXDNA_INVALID_CTX_HANDLE;
+
+ XDNA_DBG(xdna, "Config debug BO %d to %s", bo_hdl, hwctx->name);
+
+put_obj:
+ amdxdna_gem_put_obj(abo);
+ return ret;
+}
+
int aie2_hwctx_config(struct amdxdna_hwctx *hwctx, u32 type, u64 value, void *buf, u32 size)
{
struct amdxdna_dev *xdna = hwctx->client->xdna;
@@ -747,14 +857,40 @@ int aie2_hwctx_config(struct amdxdna_hwctx *hwctx, u32 type, u64 value, void *bu
case DRM_AMDXDNA_HWCTX_CONFIG_CU:
return aie2_hwctx_cu_config(hwctx, buf, size);
case DRM_AMDXDNA_HWCTX_ASSIGN_DBG_BUF:
+ return aie2_hwctx_cfg_debug_bo(hwctx, (u32)value, true);
case DRM_AMDXDNA_HWCTX_REMOVE_DBG_BUF:
- return -EOPNOTSUPP;
+ return aie2_hwctx_cfg_debug_bo(hwctx, (u32)value, false);
default:
XDNA_DBG(xdna, "Not supported type %d", type);
return -EOPNOTSUPP;
}
}
+int aie2_hwctx_sync_debug_bo(struct amdxdna_hwctx *hwctx, u32 debug_bo_hdl)
+{
+ struct amdxdna_client *client = hwctx->client;
+ struct amdxdna_dev *xdna = client->xdna;
+ struct amdxdna_drv_cmd cmd = { 0 };
+ u64 seq;
+ int ret;
+
+ cmd.opcode = SYNC_DEBUG_BO;
+ ret = amdxdna_cmd_submit(client, &cmd, AMDXDNA_INVALID_BO_HANDLE,
+ &debug_bo_hdl, 1, hwctx->id, &seq);
+ if (ret) {
+ XDNA_ERR(xdna, "Submit command failed");
+ return ret;
+ }
+
+ aie2_cmd_wait(hwctx, seq);
+ if (cmd.result) {
+ XDNA_ERR(xdna, "Response failure 0x%x", cmd.result);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int aie2_populate_range(struct amdxdna_gem_obj *abo)
{
struct amdxdna_dev *xdna = to_xdna_dev(to_gobj(abo)->dev);
@@ -855,11 +991,15 @@ int aie2_cmd_submit(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
goto free_chain;
}
+ ret = amdxdna_pm_resume_get(xdna);
+ if (ret)
+ goto cleanup_job;
+
retry:
ret = drm_gem_lock_reservations(job->bos, job->bo_cnt, &acquire_ctx);
if (ret) {
XDNA_WARN(xdna, "Failed to lock BOs, ret %d", ret);
- goto cleanup_job;
+ goto suspend_put;
}
for (i = 0; i < job->bo_cnt; i++) {
@@ -867,7 +1007,7 @@ retry:
if (ret) {
XDNA_WARN(xdna, "Failed to reserve fences %d", ret);
drm_gem_unlock_reservations(job->bos, job->bo_cnt, &acquire_ctx);
- goto cleanup_job;
+ goto suspend_put;
}
}
@@ -882,12 +1022,12 @@ retry:
msecs_to_jiffies(HMM_RANGE_DEFAULT_TIMEOUT);
} else if (time_after(jiffies, timeout)) {
ret = -ETIME;
- goto cleanup_job;
+ goto suspend_put;
}
ret = aie2_populate_range(abo);
if (ret)
- goto cleanup_job;
+ goto suspend_put;
goto retry;
}
}
@@ -913,6 +1053,8 @@ retry:
return 0;
+suspend_put:
+ amdxdna_pm_suspend_put(xdna);
cleanup_job:
drm_sched_job_cleanup(&job->base);
free_chain:
diff --git a/drivers/accel/amdxdna/aie2_error.c b/drivers/accel/amdxdna/aie2_error.c
index 5ee905632a39..d452008ec4f4 100644
--- a/drivers/accel/amdxdna/aie2_error.c
+++ b/drivers/accel/amdxdna/aie2_error.c
@@ -13,6 +13,7 @@
#include "aie2_msg_priv.h"
#include "aie2_pci.h"
+#include "amdxdna_error.h"
#include "amdxdna_mailbox.h"
#include "amdxdna_pci_drv.h"
@@ -46,6 +47,7 @@ enum aie_module_type {
AIE_MEM_MOD = 0,
AIE_CORE_MOD,
AIE_PL_MOD,
+ AIE_UNKNOWN_MOD,
};
enum aie_error_category {
@@ -143,6 +145,31 @@ static const struct aie_event_category aie_ml_shim_tile_event_cat[] = {
EVENT_CATEGORY(74U, AIE_ERROR_LOCK),
};
+static const enum amdxdna_error_num aie_cat_err_num_map[] = {
+ [AIE_ERROR_SATURATION] = AMDXDNA_ERROR_NUM_AIE_SATURATION,
+ [AIE_ERROR_FP] = AMDXDNA_ERROR_NUM_AIE_FP,
+ [AIE_ERROR_STREAM] = AMDXDNA_ERROR_NUM_AIE_STREAM,
+ [AIE_ERROR_ACCESS] = AMDXDNA_ERROR_NUM_AIE_ACCESS,
+ [AIE_ERROR_BUS] = AMDXDNA_ERROR_NUM_AIE_BUS,
+ [AIE_ERROR_INSTRUCTION] = AMDXDNA_ERROR_NUM_AIE_INSTRUCTION,
+ [AIE_ERROR_ECC] = AMDXDNA_ERROR_NUM_AIE_ECC,
+ [AIE_ERROR_LOCK] = AMDXDNA_ERROR_NUM_AIE_LOCK,
+ [AIE_ERROR_DMA] = AMDXDNA_ERROR_NUM_AIE_DMA,
+ [AIE_ERROR_MEM_PARITY] = AMDXDNA_ERROR_NUM_AIE_MEM_PARITY,
+ [AIE_ERROR_UNKNOWN] = AMDXDNA_ERROR_NUM_UNKNOWN,
+};
+
+static_assert(ARRAY_SIZE(aie_cat_err_num_map) == AIE_ERROR_UNKNOWN + 1);
+
+static const enum amdxdna_error_module aie_err_mod_map[] = {
+ [AIE_MEM_MOD] = AMDXDNA_ERROR_MODULE_AIE_MEMORY,
+ [AIE_CORE_MOD] = AMDXDNA_ERROR_MODULE_AIE_CORE,
+ [AIE_PL_MOD] = AMDXDNA_ERROR_MODULE_AIE_PL,
+ [AIE_UNKNOWN_MOD] = AMDXDNA_ERROR_MODULE_UNKNOWN,
+};
+
+static_assert(ARRAY_SIZE(aie_err_mod_map) == AIE_UNKNOWN_MOD + 1);
+
static enum aie_error_category
aie_get_error_category(u8 row, u8 event_id, enum aie_module_type mod_type)
{
@@ -176,12 +203,40 @@ aie_get_error_category(u8 row, u8 event_id, enum aie_module_type mod_type)
if (event_id != lut[i].event_id)
continue;
+ if (lut[i].category > AIE_ERROR_UNKNOWN)
+ return AIE_ERROR_UNKNOWN;
+
return lut[i].category;
}
return AIE_ERROR_UNKNOWN;
}
+static void aie2_update_last_async_error(struct amdxdna_dev_hdl *ndev, void *err_info, u32 num_err)
+{
+ struct aie_error *errs = err_info;
+ enum amdxdna_error_module err_mod;
+ enum aie_error_category aie_err;
+ enum amdxdna_error_num err_num;
+ struct aie_error *last_err;
+
+ last_err = &errs[num_err - 1];
+ if (last_err->mod_type >= AIE_UNKNOWN_MOD) {
+ err_num = aie_cat_err_num_map[AIE_ERROR_UNKNOWN];
+ err_mod = aie_err_mod_map[AIE_UNKNOWN_MOD];
+ } else {
+ aie_err = aie_get_error_category(last_err->row,
+ last_err->event_id,
+ last_err->mod_type);
+ err_num = aie_cat_err_num_map[aie_err];
+ err_mod = aie_err_mod_map[last_err->mod_type];
+ }
+
+ ndev->last_async_err.err_code = AMDXDNA_ERROR_ENCODE(err_num, err_mod);
+ ndev->last_async_err.ts_us = ktime_to_us(ktime_get_real());
+ ndev->last_async_err.ex_err_code = AMDXDNA_EXTRA_ERR_ENCODE(last_err->row, last_err->col);
+}
+
static u32 aie2_error_backtrack(struct amdxdna_dev_hdl *ndev, void *err_info, u32 num_err)
{
struct aie_error *errs = err_info;
@@ -264,29 +319,14 @@ static void aie2_error_worker(struct work_struct *err_work)
}
mutex_lock(&xdna->dev_lock);
+ aie2_update_last_async_error(e->ndev, info->payload, info->err_cnt);
+
/* Re-sent this event to firmware */
if (aie2_error_event_send(e))
XDNA_WARN(xdna, "Unable to register async event");
mutex_unlock(&xdna->dev_lock);
}
-int aie2_error_async_events_send(struct amdxdna_dev_hdl *ndev)
-{
- struct amdxdna_dev *xdna = ndev->xdna;
- struct async_event *e;
- int i, ret;
-
- drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
- for (i = 0; i < ndev->async_events->event_cnt; i++) {
- e = &ndev->async_events->event[i];
- ret = aie2_error_event_send(e);
- if (ret)
- return ret;
- }
-
- return 0;
-}
-
void aie2_error_async_events_free(struct amdxdna_dev_hdl *ndev)
{
struct amdxdna_dev *xdna = ndev->xdna;
@@ -341,6 +381,10 @@ int aie2_error_async_events_alloc(struct amdxdna_dev_hdl *ndev)
e->size = ASYNC_BUF_SIZE;
e->resp.status = MAX_AIE2_STATUS_CODE;
INIT_WORK(&e->work, aie2_error_worker);
+
+ ret = aie2_error_event_send(e);
+ if (ret)
+ goto free_wq;
}
ndev->async_events = events;
@@ -349,6 +393,8 @@ int aie2_error_async_events_alloc(struct amdxdna_dev_hdl *ndev)
events->event_cnt, events->size);
return 0;
+free_wq:
+ destroy_workqueue(events->wq);
free_buf:
dma_free_noncoherent(xdna->ddev.dev, events->size, events->buf,
events->addr, DMA_FROM_DEVICE);
@@ -356,3 +402,18 @@ free_events:
kfree(events);
return ret;
}
+
+int aie2_get_array_async_error(struct amdxdna_dev_hdl *ndev, struct amdxdna_drm_get_array *args)
+{
+ struct amdxdna_dev *xdna = ndev->xdna;
+
+ drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
+
+ args->num_element = 1;
+ args->element_size = sizeof(ndev->last_async_err);
+ if (copy_to_user(u64_to_user_ptr(args->buffer),
+ &ndev->last_async_err, args->element_size))
+ return -EFAULT;
+
+ return 0;
+}
diff --git a/drivers/accel/amdxdna/aie2_message.c b/drivers/accel/amdxdna/aie2_message.c
index 82412eec9a4b..d493bb1c3360 100644
--- a/drivers/accel/amdxdna/aie2_message.c
+++ b/drivers/accel/amdxdna/aie2_message.c
@@ -27,6 +27,8 @@
#define DECLARE_AIE2_MSG(name, op) \
DECLARE_XDNA_MSG_COMMON(name, op, MAX_AIE2_STATUS_CODE)
+#define EXEC_MSG_OPS(xdna) ((xdna)->dev_handle->exec_msg_ops)
+
static int aie2_send_mgmt_msg_wait(struct amdxdna_dev_hdl *ndev,
struct xdna_mailbox_msg *msg)
{
@@ -37,7 +39,7 @@ static int aie2_send_mgmt_msg_wait(struct amdxdna_dev_hdl *ndev,
if (!ndev->mgmt_chann)
return -ENODEV;
- drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
+ drm_WARN_ON(&xdna->ddev, xdna->rpm_on && !mutex_is_locked(&xdna->dev_lock));
ret = xdna_send_msg_wait(xdna, ndev->mgmt_chann, msg);
if (ret == -ETIME) {
xdna_mailbox_stop_channel(ndev->mgmt_chann);
@@ -45,7 +47,7 @@ static int aie2_send_mgmt_msg_wait(struct amdxdna_dev_hdl *ndev,
ndev->mgmt_chann = NULL;
}
- if (!ret && *hdl->data != AIE2_STATUS_SUCCESS) {
+ if (!ret && *hdl->status != AIE2_STATUS_SUCCESS) {
XDNA_ERR(xdna, "command opcode 0x%x failed, status 0x%x",
msg->opcode, *hdl->data);
ret = -EINVAL;
@@ -208,6 +210,14 @@ int aie2_create_context(struct amdxdna_dev_hdl *ndev, struct amdxdna_hwctx *hwct
hwctx->fw_ctx_id = resp.context_id;
WARN_ONCE(hwctx->fw_ctx_id == -1, "Unexpected context id");
+ if (ndev->force_preempt_enabled) {
+ ret = aie2_runtime_cfg(ndev, AIE2_RT_CFG_FORCE_PREEMPT, &hwctx->fw_ctx_id);
+ if (ret) {
+ XDNA_ERR(xdna, "failed to enable force preempt %d", ret);
+ return ret;
+ }
+ }
+
cq_pair = &resp.cq_pair[0];
x2i.mb_head_ptr_reg = AIE2_MBOX_OFF(ndev, cq_pair->x2i_q.head_addr);
x2i.mb_tail_ptr_reg = AIE2_MBOX_OFF(ndev, cq_pair->x2i_q.tail_addr);
@@ -233,6 +243,7 @@ int aie2_create_context(struct amdxdna_dev_hdl *ndev, struct amdxdna_hwctx *hwct
ret = -EINVAL;
goto out_destroy_context;
}
+ ndev->hwctx_num++;
XDNA_DBG(xdna, "%s mailbox channel irq: %d, msix_id: %d",
hwctx->name, ret, resp.msix_id);
@@ -267,6 +278,7 @@ int aie2_destroy_context(struct amdxdna_dev_hdl *ndev, struct amdxdna_hwctx *hwc
hwctx->fw_ctx_id);
hwctx->priv->mbox_chann = NULL;
hwctx->fw_ctx_id = -1;
+ ndev->hwctx_num--;
return ret;
}
@@ -290,18 +302,25 @@ int aie2_map_host_buf(struct amdxdna_dev_hdl *ndev, u32 context_id, u64 addr, u6
return 0;
}
+static int amdxdna_hwctx_col_map(struct amdxdna_hwctx *hwctx, void *arg)
+{
+ u32 *bitmap = arg;
+
+ *bitmap |= GENMASK(hwctx->start_col + hwctx->num_col - 1, hwctx->start_col);
+
+ return 0;
+}
+
int aie2_query_status(struct amdxdna_dev_hdl *ndev, char __user *buf,
u32 size, u32 *cols_filled)
{
DECLARE_AIE2_MSG(aie_column_info, MSG_OP_QUERY_COL_STATUS);
struct amdxdna_dev *xdna = ndev->xdna;
struct amdxdna_client *client;
- struct amdxdna_hwctx *hwctx;
- unsigned long hwctx_id;
dma_addr_t dma_addr;
u32 aie_bitmap = 0;
u8 *buff_addr;
- int ret, idx;
+ int ret;
buff_addr = dma_alloc_noncoherent(xdna->ddev.dev, size, &dma_addr,
DMA_FROM_DEVICE, GFP_KERNEL);
@@ -309,12 +328,8 @@ int aie2_query_status(struct amdxdna_dev_hdl *ndev, char __user *buf,
return -ENOMEM;
/* Go through each hardware context and mark the AIE columns that are active */
- list_for_each_entry(client, &xdna->client_list, node) {
- idx = srcu_read_lock(&client->hwctx_srcu);
- amdxdna_for_each_hwctx(client, hwctx_id, hwctx)
- aie_bitmap |= amdxdna_hwctx_col_map(hwctx);
- srcu_read_unlock(&client->hwctx_srcu, idx);
- }
+ list_for_each_entry(client, &xdna->client_list, node)
+ amdxdna_hwctx_walk(client, &aie_bitmap, amdxdna_hwctx_col_map);
*cols_filled = 0;
req.dump_buff_addr = dma_addr;
@@ -329,11 +344,6 @@ int aie2_query_status(struct amdxdna_dev_hdl *ndev, char __user *buf,
goto fail;
}
- if (resp.status != AIE2_STATUS_SUCCESS) {
- XDNA_ERR(xdna, "Query NPU status failed, status 0x%x", resp.status);
- ret = -EINVAL;
- goto fail;
- }
XDNA_DBG(xdna, "Query NPU status completed");
if (size < resp.size) {
@@ -355,6 +365,55 @@ fail:
return ret;
}
+int aie2_query_telemetry(struct amdxdna_dev_hdl *ndev,
+ char __user *buf, u32 size,
+ struct amdxdna_drm_query_telemetry_header *header)
+{
+ DECLARE_AIE2_MSG(get_telemetry, MSG_OP_GET_TELEMETRY);
+ struct amdxdna_dev *xdna = ndev->xdna;
+ dma_addr_t dma_addr;
+ u8 *addr;
+ int ret;
+
+ if (header->type >= MAX_TELEMETRY_TYPE)
+ return -EINVAL;
+
+ addr = dma_alloc_noncoherent(xdna->ddev.dev, size, &dma_addr,
+ DMA_FROM_DEVICE, GFP_KERNEL);
+ if (!addr)
+ return -ENOMEM;
+
+ req.buf_addr = dma_addr;
+ req.buf_size = size;
+ req.type = header->type;
+
+ drm_clflush_virt_range(addr, size); /* device can access */
+ ret = aie2_send_mgmt_msg_wait(ndev, &msg);
+ if (ret) {
+ XDNA_ERR(xdna, "Query telemetry failed, status %d", ret);
+ goto free_buf;
+ }
+
+ if (size < resp.size) {
+ ret = -EINVAL;
+ XDNA_ERR(xdna, "Bad buffer size. Available: %u. Needs: %u", size, resp.size);
+ goto free_buf;
+ }
+
+ if (copy_to_user(buf, addr, resp.size)) {
+ ret = -EFAULT;
+ XDNA_ERR(xdna, "Failed to copy telemetry to user space");
+ goto free_buf;
+ }
+
+ header->major = resp.major;
+ header->minor = resp.minor;
+
+free_buf:
+ dma_free_noncoherent(xdna->ddev.dev, size, addr, dma_addr, DMA_FROM_DEVICE);
+ return ret;
+}
+
int aie2_register_asyn_event_msg(struct amdxdna_dev_hdl *ndev, dma_addr_t addr, u32 size,
void *handle, int (*cb)(void*, void __iomem *, size_t))
{
@@ -374,15 +433,17 @@ int aie2_register_asyn_event_msg(struct amdxdna_dev_hdl *ndev, dma_addr_t addr,
return xdna_mailbox_send_msg(ndev->mgmt_chann, &msg, TX_TIMEOUT);
}
-int aie2_config_cu(struct amdxdna_hwctx *hwctx)
+int aie2_config_cu(struct amdxdna_hwctx *hwctx,
+ int (*notify_cb)(void *, void __iomem *, size_t))
{
struct mailbox_channel *chann = hwctx->priv->mbox_chann;
struct amdxdna_dev *xdna = hwctx->client->xdna;
u32 shift = xdna->dev_info->dev_mem_buf_shift;
- DECLARE_AIE2_MSG(config_cu, MSG_OP_CONFIG_CU);
+ struct config_cu_req req = { 0 };
+ struct xdna_mailbox_msg msg;
struct drm_gem_object *gobj;
struct amdxdna_gem_obj *abo;
- int ret, i;
+ int i;
if (!chann)
return -ENODEV;
@@ -420,191 +481,386 @@ int aie2_config_cu(struct amdxdna_hwctx *hwctx)
}
req.num_cus = hwctx->cus->num_cus;
- ret = xdna_send_msg_wait(xdna, chann, &msg);
- if (ret == -ETIME)
- aie2_destroy_context(xdna->dev_handle, hwctx);
+ msg.send_data = (u8 *)&req;
+ msg.send_size = sizeof(req);
+ msg.handle = hwctx;
+ msg.opcode = MSG_OP_CONFIG_CU;
+ msg.notify_cb = notify_cb;
+ return xdna_mailbox_send_msg(chann, &msg, TX_TIMEOUT);
+}
- if (resp.status == AIE2_STATUS_SUCCESS) {
- XDNA_DBG(xdna, "Configure %d CUs, ret %d", req.num_cus, ret);
- return 0;
- }
+static int aie2_init_exec_cu_req(struct amdxdna_gem_obj *cmd_bo, void *req,
+ size_t *size, u32 *msg_op)
+{
+ struct execute_buffer_req *cu_req = req;
+ u32 cmd_len;
+ void *cmd;
- XDNA_ERR(xdna, "Command opcode 0x%x failed, status 0x%x ret %d",
- msg.opcode, resp.status, ret);
- return ret;
+ cmd = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ if (cmd_len > sizeof(cu_req->payload))
+ return -EINVAL;
+
+ cu_req->cu_idx = amdxdna_cmd_get_cu_idx(cmd_bo);
+ if (cu_req->cu_idx == INVALID_CU_IDX)
+ return -EINVAL;
+
+ memcpy(cu_req->payload, cmd, cmd_len);
+
+ *size = sizeof(*cu_req);
+ *msg_op = MSG_OP_EXECUTE_BUFFER_CF;
+ return 0;
}
-int aie2_execbuf(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
- int (*notify_cb)(void *, void __iomem *, size_t))
+static int aie2_init_exec_dpu_req(struct amdxdna_gem_obj *cmd_bo, void *req,
+ size_t *size, u32 *msg_op)
{
- struct mailbox_channel *chann = hwctx->priv->mbox_chann;
- struct amdxdna_dev *xdna = hwctx->client->xdna;
- struct amdxdna_gem_obj *cmd_abo = job->cmd_bo;
- union {
- struct execute_buffer_req ebuf;
- struct exec_dpu_req dpu;
- } req;
- struct xdna_mailbox_msg msg;
- u32 payload_len;
- void *payload;
- int cu_idx;
- int ret;
- u32 op;
+ struct exec_dpu_req *dpu_req = req;
+ struct amdxdna_cmd_start_npu *sn;
+ u32 cmd_len;
- if (!chann)
- return -ENODEV;
+ sn = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ if (cmd_len - sizeof(*sn) > sizeof(dpu_req->payload))
+ return -EINVAL;
- payload = amdxdna_cmd_get_payload(cmd_abo, &payload_len);
- if (!payload) {
- XDNA_ERR(xdna, "Invalid command, cannot get payload");
+ dpu_req->cu_idx = amdxdna_cmd_get_cu_idx(cmd_bo);
+ if (dpu_req->cu_idx == INVALID_CU_IDX)
return -EINVAL;
- }
- cu_idx = amdxdna_cmd_get_cu_idx(cmd_abo);
- if (cu_idx < 0) {
- XDNA_DBG(xdna, "Invalid cu idx");
+ dpu_req->inst_buf_addr = sn->buffer;
+ dpu_req->inst_size = sn->buffer_size;
+ dpu_req->inst_prop_cnt = sn->prop_count;
+ memcpy(dpu_req->payload, sn->prop_args, cmd_len - sizeof(*sn));
+
+ *size = sizeof(*dpu_req);
+ *msg_op = MSG_OP_EXEC_DPU;
+ return 0;
+}
+
+static void aie2_init_exec_chain_req(void *req, u64 slot_addr, size_t size, u32 cmd_cnt)
+{
+ struct cmd_chain_req *chain_req = req;
+
+ chain_req->buf_addr = slot_addr;
+ chain_req->buf_size = size;
+ chain_req->count = cmd_cnt;
+}
+
+static void aie2_init_npu_chain_req(void *req, u64 slot_addr, size_t size, u32 cmd_cnt)
+{
+ struct cmd_chain_npu_req *npu_chain_req = req;
+
+ npu_chain_req->flags = 0;
+ npu_chain_req->reserved = 0;
+ npu_chain_req->buf_addr = slot_addr;
+ npu_chain_req->buf_size = size;
+ npu_chain_req->count = cmd_cnt;
+}
+
+static int
+aie2_cmdlist_fill_cf(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size)
+{
+ struct cmd_chain_slot_execbuf_cf *cf_slot = slot;
+ u32 cmd_len;
+ void *cmd;
+
+ cmd = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ if (*size < sizeof(*cf_slot) + cmd_len)
return -EINVAL;
- }
- op = amdxdna_cmd_get_op(cmd_abo);
- switch (op) {
+ cf_slot->cu_idx = amdxdna_cmd_get_cu_idx(cmd_bo);
+ if (cf_slot->cu_idx == INVALID_CU_IDX)
+ return -EINVAL;
+
+ cf_slot->arg_cnt = cmd_len / sizeof(u32);
+ memcpy(cf_slot->args, cmd, cmd_len);
+ /* Accurate slot size to hint firmware to do necessary copy */
+ *size = sizeof(*cf_slot) + cmd_len;
+ return 0;
+}
+
+static int
+aie2_cmdlist_fill_dpu(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size)
+{
+ struct cmd_chain_slot_dpu *dpu_slot = slot;
+ struct amdxdna_cmd_start_npu *sn;
+ u32 cmd_len;
+ u32 arg_sz;
+
+ sn = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ arg_sz = cmd_len - sizeof(*sn);
+ if (cmd_len < sizeof(*sn) || arg_sz > MAX_DPU_ARGS_SIZE)
+ return -EINVAL;
+
+ if (*size < sizeof(*dpu_slot) + arg_sz)
+ return -EINVAL;
+
+ dpu_slot->cu_idx = amdxdna_cmd_get_cu_idx(cmd_bo);
+ if (dpu_slot->cu_idx == INVALID_CU_IDX)
+ return -EINVAL;
+
+ dpu_slot->inst_buf_addr = sn->buffer;
+ dpu_slot->inst_size = sn->buffer_size;
+ dpu_slot->inst_prop_cnt = sn->prop_count;
+ dpu_slot->arg_cnt = arg_sz / sizeof(u32);
+ memcpy(dpu_slot->args, sn->prop_args, arg_sz);
+
+ /* Accurate slot size to hint firmware to do necessary copy */
+ *size = sizeof(*dpu_slot) + arg_sz;
+ return 0;
+}
+
+static int aie2_cmdlist_unsupp(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size)
+{
+ return -EOPNOTSUPP;
+}
+
+static u32 aie2_get_chain_msg_op(u32 cmd_op)
+{
+ switch (cmd_op) {
case ERT_START_CU:
- if (unlikely(payload_len > sizeof(req.ebuf.payload)))
- XDNA_DBG(xdna, "Invalid ebuf payload len: %d", payload_len);
- req.ebuf.cu_idx = cu_idx;
- memcpy(req.ebuf.payload, payload, sizeof(req.ebuf.payload));
- msg.send_size = sizeof(req.ebuf);
- msg.opcode = MSG_OP_EXECUTE_BUFFER_CF;
- break;
- case ERT_START_NPU: {
- struct amdxdna_cmd_start_npu *sn = payload;
-
- if (unlikely(payload_len - sizeof(*sn) > sizeof(req.dpu.payload)))
- XDNA_DBG(xdna, "Invalid dpu payload len: %d", payload_len);
- req.dpu.inst_buf_addr = sn->buffer;
- req.dpu.inst_size = sn->buffer_size;
- req.dpu.inst_prop_cnt = sn->prop_count;
- req.dpu.cu_idx = cu_idx;
- memcpy(req.dpu.payload, sn->prop_args, sizeof(req.dpu.payload));
- msg.send_size = sizeof(req.dpu);
- msg.opcode = MSG_OP_EXEC_DPU;
+ return MSG_OP_CHAIN_EXEC_BUFFER_CF;
+ case ERT_START_NPU:
+ return MSG_OP_CHAIN_EXEC_DPU;
+ default:
break;
}
- default:
- XDNA_DBG(xdna, "Invalid ERT cmd op code: %d", op);
+
+ return MSG_OP_MAX_OPCODE;
+}
+
+static struct aie2_exec_msg_ops legacy_exec_message_ops = {
+ .init_cu_req = aie2_init_exec_cu_req,
+ .init_dpu_req = aie2_init_exec_dpu_req,
+ .init_chain_req = aie2_init_exec_chain_req,
+ .fill_cf_slot = aie2_cmdlist_fill_cf,
+ .fill_dpu_slot = aie2_cmdlist_fill_dpu,
+ .fill_preempt_slot = aie2_cmdlist_unsupp,
+ .fill_elf_slot = aie2_cmdlist_unsupp,
+ .get_chain_msg_op = aie2_get_chain_msg_op,
+};
+
+static int
+aie2_cmdlist_fill_npu_cf(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size)
+{
+ struct cmd_chain_slot_npu *npu_slot = slot;
+ u32 cmd_len;
+ void *cmd;
+
+ cmd = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ if (*size < sizeof(*npu_slot) + cmd_len)
return -EINVAL;
- }
- msg.handle = job;
- msg.notify_cb = notify_cb;
- msg.send_data = (u8 *)&req;
- print_hex_dump_debug("cmd: ", DUMP_PREFIX_OFFSET, 16, 4, &req,
- 0x40, false);
- ret = xdna_mailbox_send_msg(chann, &msg, TX_TIMEOUT);
- if (ret) {
- XDNA_ERR(xdna, "Send message failed");
- return ret;
- }
+ npu_slot->cu_idx = amdxdna_cmd_get_cu_idx(cmd_bo);
+ if (npu_slot->cu_idx == INVALID_CU_IDX)
+ return -EINVAL;
+
+ memset(npu_slot, 0, sizeof(*npu_slot));
+ npu_slot->type = EXEC_NPU_TYPE_NON_ELF;
+ npu_slot->arg_cnt = cmd_len / sizeof(u32);
+ memcpy(npu_slot->args, cmd, cmd_len);
+ *size = sizeof(*npu_slot) + cmd_len;
return 0;
}
static int
-aie2_cmdlist_fill_one_slot_cf(void *cmd_buf, u32 offset,
- struct amdxdna_gem_obj *abo, u32 *size)
+aie2_cmdlist_fill_npu_dpu(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size)
{
- struct cmd_chain_slot_execbuf_cf *buf = cmd_buf + offset;
- int cu_idx = amdxdna_cmd_get_cu_idx(abo);
- u32 payload_len;
- void *payload;
+ struct cmd_chain_slot_npu *npu_slot = slot;
+ struct amdxdna_cmd_start_npu *sn;
+ u32 cmd_len;
+ u32 arg_sz;
+
+ sn = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ arg_sz = cmd_len - sizeof(*sn);
+ if (cmd_len < sizeof(*sn) || arg_sz > MAX_NPU_ARGS_SIZE)
+ return -EINVAL;
- if (cu_idx < 0)
+ if (*size < sizeof(*npu_slot) + arg_sz)
return -EINVAL;
- payload = amdxdna_cmd_get_payload(abo, &payload_len);
- if (!payload)
+ npu_slot->cu_idx = amdxdna_cmd_get_cu_idx(cmd_bo);
+ if (npu_slot->cu_idx == INVALID_CU_IDX)
return -EINVAL;
- if (!slot_has_space(*buf, offset, payload_len))
- return -ENOSPC;
+ memset(npu_slot, 0, sizeof(*npu_slot));
+ npu_slot->type = EXEC_NPU_TYPE_PARTIAL_ELF;
+ npu_slot->inst_buf_addr = sn->buffer;
+ npu_slot->inst_size = sn->buffer_size;
+ npu_slot->inst_prop_cnt = sn->prop_count;
+ npu_slot->arg_cnt = arg_sz / sizeof(u32);
+ memcpy(npu_slot->args, sn->prop_args, arg_sz);
- buf->cu_idx = cu_idx;
- buf->arg_cnt = payload_len / sizeof(u32);
- memcpy(buf->args, payload, payload_len);
- /* Accurate buf size to hint firmware to do necessary copy */
- *size = sizeof(*buf) + payload_len;
+ *size = sizeof(*npu_slot) + arg_sz;
return 0;
}
static int
-aie2_cmdlist_fill_one_slot_dpu(void *cmd_buf, u32 offset,
- struct amdxdna_gem_obj *abo, u32 *size)
+aie2_cmdlist_fill_npu_preempt(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size)
{
- struct cmd_chain_slot_dpu *buf = cmd_buf + offset;
- int cu_idx = amdxdna_cmd_get_cu_idx(abo);
- struct amdxdna_cmd_start_npu *sn;
- u32 payload_len;
- void *payload;
+ struct cmd_chain_slot_npu *npu_slot = slot;
+ struct amdxdna_cmd_preempt_data *pd;
+ u32 cmd_len;
u32 arg_sz;
- if (cu_idx < 0)
+ pd = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ arg_sz = cmd_len - sizeof(*pd);
+ if (cmd_len < sizeof(*pd) || arg_sz > MAX_NPU_ARGS_SIZE)
return -EINVAL;
- payload = amdxdna_cmd_get_payload(abo, &payload_len);
- if (!payload)
+ if (*size < sizeof(*npu_slot) + arg_sz)
return -EINVAL;
- sn = payload;
- arg_sz = payload_len - sizeof(*sn);
- if (payload_len < sizeof(*sn) || arg_sz > MAX_DPU_ARGS_SIZE)
+
+ npu_slot->cu_idx = amdxdna_cmd_get_cu_idx(cmd_bo);
+ if (npu_slot->cu_idx == INVALID_CU_IDX)
return -EINVAL;
- if (!slot_has_space(*buf, offset, arg_sz))
- return -ENOSPC;
+ memset(npu_slot, 0, sizeof(*npu_slot));
+ npu_slot->type = EXEC_NPU_TYPE_PREEMPT;
+ npu_slot->inst_buf_addr = pd->inst_buf;
+ npu_slot->save_buf_addr = pd->save_buf;
+ npu_slot->restore_buf_addr = pd->restore_buf;
+ npu_slot->inst_size = pd->inst_size;
+ npu_slot->save_size = pd->save_size;
+ npu_slot->restore_size = pd->restore_size;
+ npu_slot->inst_prop_cnt = pd->inst_prop_cnt;
+ npu_slot->arg_cnt = arg_sz / sizeof(u32);
+ memcpy(npu_slot->args, pd->prop_args, arg_sz);
+
+ *size = sizeof(*npu_slot) + arg_sz;
+ return 0;
+}
+
+static int
+aie2_cmdlist_fill_npu_elf(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size)
+{
+ struct cmd_chain_slot_npu *npu_slot = slot;
+ struct amdxdna_cmd_preempt_data *pd;
+ u32 cmd_len;
+ u32 arg_sz;
+
+ pd = amdxdna_cmd_get_payload(cmd_bo, &cmd_len);
+ arg_sz = cmd_len - sizeof(*pd);
+ if (cmd_len < sizeof(*pd) || arg_sz > MAX_NPU_ARGS_SIZE)
+ return -EINVAL;
- buf->inst_buf_addr = sn->buffer;
- buf->inst_size = sn->buffer_size;
- buf->inst_prop_cnt = sn->prop_count;
- buf->cu_idx = cu_idx;
- buf->arg_cnt = arg_sz / sizeof(u32);
- memcpy(buf->args, sn->prop_args, arg_sz);
+ if (*size < sizeof(*npu_slot) + arg_sz)
+ return -EINVAL;
- /* Accurate buf size to hint firmware to do necessary copy */
- *size = sizeof(*buf) + arg_sz;
+ memset(npu_slot, 0, sizeof(*npu_slot));
+ npu_slot->type = EXEC_NPU_TYPE_ELF;
+ npu_slot->inst_buf_addr = pd->inst_buf;
+ npu_slot->save_buf_addr = pd->save_buf;
+ npu_slot->restore_buf_addr = pd->restore_buf;
+ npu_slot->inst_size = pd->inst_size;
+ npu_slot->save_size = pd->save_size;
+ npu_slot->restore_size = pd->restore_size;
+ npu_slot->inst_prop_cnt = pd->inst_prop_cnt;
+ npu_slot->arg_cnt = 1;
+ npu_slot->args[0] = AIE2_EXEC_BUFFER_KERNEL_OP_TXN;
+
+ *size = struct_size(npu_slot, args, npu_slot->arg_cnt);
return 0;
}
-static int
-aie2_cmdlist_fill_one_slot(u32 op, struct amdxdna_gem_obj *cmdbuf_abo, u32 offset,
- struct amdxdna_gem_obj *abo, u32 *size)
+static u32 aie2_get_npu_chain_msg_op(u32 cmd_op)
+{
+ return MSG_OP_CHAIN_EXEC_NPU;
+}
+
+static struct aie2_exec_msg_ops npu_exec_message_ops = {
+ .init_cu_req = aie2_init_exec_cu_req,
+ .init_dpu_req = aie2_init_exec_dpu_req,
+ .init_chain_req = aie2_init_npu_chain_req,
+ .fill_cf_slot = aie2_cmdlist_fill_npu_cf,
+ .fill_dpu_slot = aie2_cmdlist_fill_npu_dpu,
+ .fill_preempt_slot = aie2_cmdlist_fill_npu_preempt,
+ .fill_elf_slot = aie2_cmdlist_fill_npu_elf,
+ .get_chain_msg_op = aie2_get_npu_chain_msg_op,
+};
+
+static int aie2_init_exec_req(void *req, struct amdxdna_gem_obj *cmd_abo,
+ size_t *size, u32 *msg_op)
{
- u32 this_op = amdxdna_cmd_get_op(abo);
- void *cmd_buf = cmdbuf_abo->mem.kva;
+ struct amdxdna_dev *xdna = cmd_abo->client->xdna;
int ret;
+ u32 op;
- if (this_op != op) {
- ret = -EINVAL;
- goto done;
- }
+ op = amdxdna_cmd_get_op(cmd_abo);
switch (op) {
case ERT_START_CU:
- ret = aie2_cmdlist_fill_one_slot_cf(cmd_buf, offset, abo, size);
+ ret = EXEC_MSG_OPS(xdna)->init_cu_req(cmd_abo, req, size, msg_op);
+ if (ret) {
+ XDNA_DBG(xdna, "Init CU req failed ret %d", ret);
+ return ret;
+ }
break;
case ERT_START_NPU:
- ret = aie2_cmdlist_fill_one_slot_dpu(cmd_buf, offset, abo, size);
+ ret = EXEC_MSG_OPS(xdna)->init_dpu_req(cmd_abo, req, size, msg_op);
+ if (ret) {
+ XDNA_DBG(xdna, "Init DPU req failed ret %d", ret);
+ return ret;
+ }
+
break;
default:
+ XDNA_ERR(xdna, "Unsupported op %d", op);
ret = -EOPNOTSUPP;
+ break;
}
-done:
- if (ret) {
- XDNA_ERR(abo->client->xdna, "Can't fill slot for cmd op %d ret %d",
- op, ret);
+ return ret;
+}
+
+static int
+aie2_cmdlist_fill_slot(void *slot, struct amdxdna_gem_obj *cmd_abo,
+ size_t *size, u32 *cmd_op)
+{
+ struct amdxdna_dev *xdna = cmd_abo->client->xdna;
+ int ret;
+ u32 op;
+
+ op = amdxdna_cmd_get_op(cmd_abo);
+ if (*cmd_op == ERT_INVALID_CMD)
+ *cmd_op = op;
+ else if (op != *cmd_op)
+ return -EINVAL;
+
+ switch (op) {
+ case ERT_START_CU:
+ ret = EXEC_MSG_OPS(xdna)->fill_cf_slot(cmd_abo, slot, size);
+ break;
+ case ERT_START_NPU:
+ ret = EXEC_MSG_OPS(xdna)->fill_dpu_slot(cmd_abo, slot, size);
+ break;
+ case ERT_START_NPU_PREEMPT:
+ if (!AIE2_FEATURE_ON(xdna->dev_handle, AIE2_PREEMPT))
+ return -EOPNOTSUPP;
+ ret = EXEC_MSG_OPS(xdna)->fill_preempt_slot(cmd_abo, slot, size);
+ break;
+ case ERT_START_NPU_PREEMPT_ELF:
+ if (!AIE2_FEATURE_ON(xdna->dev_handle, AIE2_PREEMPT))
+ return -EOPNOTSUPP;
+ ret = EXEC_MSG_OPS(xdna)->fill_elf_slot(cmd_abo, slot, size);
+ break;
+ default:
+ XDNA_INFO(xdna, "Unsupported op %d", op);
+ ret = -EOPNOTSUPP;
+ break;
}
+
return ret;
}
+void aie2_msg_init(struct amdxdna_dev_hdl *ndev)
+{
+ if (AIE2_FEATURE_ON(ndev, AIE2_NPU_COMMAND))
+ ndev->exec_msg_ops = &npu_exec_message_ops;
+ else
+ ndev->exec_msg_ops = &legacy_exec_message_ops;
+}
+
static inline struct amdxdna_gem_obj *
aie2_cmdlist_get_cmd_buf(struct amdxdna_sched_job *job)
{
@@ -613,29 +869,36 @@ aie2_cmdlist_get_cmd_buf(struct amdxdna_sched_job *job)
return job->hwctx->priv->cmd_buf[idx];
}
-static void
-aie2_cmdlist_prepare_request(struct cmd_chain_req *req,
- struct amdxdna_gem_obj *cmdbuf_abo, u32 size, u32 cnt)
+int aie2_execbuf(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
+ int (*notify_cb)(void *, void __iomem *, size_t))
{
- req->buf_addr = cmdbuf_abo->mem.dev_addr;
- req->buf_size = size;
- req->count = cnt;
- drm_clflush_virt_range(cmdbuf_abo->mem.kva, size);
- XDNA_DBG(cmdbuf_abo->client->xdna, "Command buf addr 0x%llx size 0x%x count %d",
- req->buf_addr, size, cnt);
-}
+ struct mailbox_channel *chann = hwctx->priv->mbox_chann;
+ struct amdxdna_dev *xdna = hwctx->client->xdna;
+ struct amdxdna_gem_obj *cmd_abo = job->cmd_bo;
+ struct xdna_mailbox_msg msg;
+ union exec_req req;
+ int ret;
-static inline u32
-aie2_cmd_op_to_msg_op(u32 op)
-{
- switch (op) {
- case ERT_START_CU:
- return MSG_OP_CHAIN_EXEC_BUFFER_CF;
- case ERT_START_NPU:
- return MSG_OP_CHAIN_EXEC_DPU;
- default:
- return MSG_OP_MAX_OPCODE;
+ if (!chann)
+ return -ENODEV;
+
+ ret = aie2_init_exec_req(&req, cmd_abo, &msg.send_size, &msg.opcode);
+ if (ret)
+ return ret;
+
+ msg.handle = job;
+ msg.notify_cb = notify_cb;
+ msg.send_data = (u8 *)&req;
+ print_hex_dump_debug("cmd: ", DUMP_PREFIX_OFFSET, 16, 4, &req,
+ 0x40, false);
+
+ ret = xdna_mailbox_send_msg(chann, &msg, TX_TIMEOUT);
+ if (ret) {
+ XDNA_ERR(xdna, "Send message failed");
+ return ret;
}
+
+ return 0;
}
int aie2_cmdlist_multi_execbuf(struct amdxdna_hwctx *hwctx,
@@ -646,12 +909,13 @@ int aie2_cmdlist_multi_execbuf(struct amdxdna_hwctx *hwctx,
struct mailbox_channel *chann = hwctx->priv->mbox_chann;
struct amdxdna_client *client = hwctx->client;
struct amdxdna_gem_obj *cmd_abo = job->cmd_bo;
+ struct amdxdna_dev *xdna = client->xdna;
struct amdxdna_cmd_chain *payload;
struct xdna_mailbox_msg msg;
- struct cmd_chain_req req;
+ union exec_chain_req req;
u32 payload_len;
u32 offset = 0;
- u32 size;
+ size_t size;
int ret;
u32 op;
u32 i;
@@ -662,41 +926,42 @@ int aie2_cmdlist_multi_execbuf(struct amdxdna_hwctx *hwctx,
payload_len < struct_size(payload, data, payload->command_count))
return -EINVAL;
+ op = ERT_INVALID_CMD;
for (i = 0; i < payload->command_count; i++) {
u32 boh = (u32)(payload->data[i]);
struct amdxdna_gem_obj *abo;
abo = amdxdna_gem_get_obj(client, boh, AMDXDNA_BO_CMD);
if (!abo) {
- XDNA_ERR(client->xdna, "Failed to find cmd BO %d", boh);
+ XDNA_ERR(xdna, "Failed to find cmd BO %d", boh);
return -ENOENT;
}
- /* All sub-cmd should have same op, use the first one. */
- if (i == 0)
- op = amdxdna_cmd_get_op(abo);
-
- ret = aie2_cmdlist_fill_one_slot(op, cmdbuf_abo, offset, abo, &size);
+ size = cmdbuf_abo->mem.size - offset;
+ ret = aie2_cmdlist_fill_slot(cmdbuf_abo->mem.kva + offset,
+ abo, &size, &op);
amdxdna_gem_put_obj(abo);
if (ret)
- return -EINVAL;
+ return ret;
offset += size;
}
+ msg.opcode = EXEC_MSG_OPS(xdna)->get_chain_msg_op(op);
+ if (msg.opcode == MSG_OP_MAX_OPCODE)
+ return -EOPNOTSUPP;
/* The offset is the accumulated total size of the cmd buffer */
- aie2_cmdlist_prepare_request(&req, cmdbuf_abo, offset, payload->command_count);
+ EXEC_MSG_OPS(xdna)->init_chain_req(&req, cmdbuf_abo->mem.dev_addr,
+ offset, payload->command_count);
+ drm_clflush_virt_range(cmdbuf_abo->mem.kva, offset);
- msg.opcode = aie2_cmd_op_to_msg_op(op);
- if (msg.opcode == MSG_OP_MAX_OPCODE)
- return -EOPNOTSUPP;
msg.handle = job;
msg.notify_cb = notify_cb;
msg.send_data = (u8 *)&req;
msg.send_size = sizeof(req);
ret = xdna_mailbox_send_msg(chann, &msg, TX_TIMEOUT);
if (ret) {
- XDNA_ERR(hwctx->client->xdna, "Send message failed");
+ XDNA_ERR(xdna, "Send message failed");
return ret;
}
@@ -709,23 +974,27 @@ int aie2_cmdlist_single_execbuf(struct amdxdna_hwctx *hwctx,
{
struct amdxdna_gem_obj *cmdbuf_abo = aie2_cmdlist_get_cmd_buf(job);
struct mailbox_channel *chann = hwctx->priv->mbox_chann;
+ struct amdxdna_dev *xdna = hwctx->client->xdna;
struct amdxdna_gem_obj *cmd_abo = job->cmd_bo;
struct xdna_mailbox_msg msg;
- struct cmd_chain_req req;
- u32 size;
+ union exec_chain_req req;
+ u32 op = ERT_INVALID_CMD;
+ size_t size;
int ret;
- u32 op;
- op = amdxdna_cmd_get_op(cmd_abo);
- ret = aie2_cmdlist_fill_one_slot(op, cmdbuf_abo, 0, cmd_abo, &size);
+ size = cmdbuf_abo->mem.size;
+ ret = aie2_cmdlist_fill_slot(cmdbuf_abo->mem.kva, cmd_abo, &size, &op);
if (ret)
return ret;
- aie2_cmdlist_prepare_request(&req, cmdbuf_abo, size, 1);
-
- msg.opcode = aie2_cmd_op_to_msg_op(op);
+ msg.opcode = EXEC_MSG_OPS(xdna)->get_chain_msg_op(op);
if (msg.opcode == MSG_OP_MAX_OPCODE)
return -EOPNOTSUPP;
+
+ EXEC_MSG_OPS(xdna)->init_chain_req(&req, cmdbuf_abo->mem.dev_addr,
+ size, 1);
+ drm_clflush_virt_range(cmdbuf_abo->mem.kva, size);
+
msg.handle = job;
msg.notify_cb = notify_cb;
msg.send_data = (u8 *)&req;
@@ -750,7 +1019,7 @@ int aie2_sync_bo(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
int ret = 0;
req.src_addr = 0;
- req.dst_addr = abo->mem.dev_addr - hwctx->client->dev_heap->mem.dev_addr;
+ req.dst_addr = amdxdna_dev_bo_offset(abo);
req.size = abo->mem.size;
/* Device to Host */
@@ -774,3 +1043,32 @@ int aie2_sync_bo(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
return 0;
}
+
+int aie2_config_debug_bo(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
+ int (*notify_cb)(void *, void __iomem *, size_t))
+{
+ struct mailbox_channel *chann = hwctx->priv->mbox_chann;
+ struct amdxdna_gem_obj *abo = to_xdna_obj(job->bos[0]);
+ struct amdxdna_dev *xdna = hwctx->client->xdna;
+ struct config_debug_bo_req req;
+ struct xdna_mailbox_msg msg;
+
+ if (job->drv_cmd->opcode == ATTACH_DEBUG_BO)
+ req.config = DEBUG_BO_REGISTER;
+ else
+ req.config = DEBUG_BO_UNREGISTER;
+
+ req.offset = amdxdna_dev_bo_offset(abo);
+ req.size = abo->mem.size;
+
+ XDNA_DBG(xdna, "offset 0x%llx size 0x%llx config %d",
+ req.offset, req.size, req.config);
+
+ msg.handle = job;
+ msg.notify_cb = notify_cb;
+ msg.send_data = (u8 *)&req;
+ msg.send_size = sizeof(req);
+ msg.opcode = MSG_OP_CONFIG_DEBUG_BO;
+
+ return xdna_mailbox_send_msg(chann, &msg, TX_TIMEOUT);
+}
diff --git a/drivers/accel/amdxdna/aie2_msg_priv.h b/drivers/accel/amdxdna/aie2_msg_priv.h
index 6df9065b13f6..1c957a6298d3 100644
--- a/drivers/accel/amdxdna/aie2_msg_priv.h
+++ b/drivers/accel/amdxdna/aie2_msg_priv.h
@@ -9,7 +9,8 @@
enum aie2_msg_opcode {
MSG_OP_CREATE_CONTEXT = 0x2,
MSG_OP_DESTROY_CONTEXT = 0x3,
- MSG_OP_SYNC_BO = 0x7,
+ MSG_OP_GET_TELEMETRY = 0x4,
+ MSG_OP_SYNC_BO = 0x7,
MSG_OP_EXECUTE_BUFFER_CF = 0xC,
MSG_OP_QUERY_COL_STATUS = 0xD,
MSG_OP_QUERY_AIE_TILE_INFO = 0xE,
@@ -18,6 +19,8 @@ enum aie2_msg_opcode {
MSG_OP_CONFIG_CU = 0x11,
MSG_OP_CHAIN_EXEC_BUFFER_CF = 0x12,
MSG_OP_CHAIN_EXEC_DPU = 0x13,
+ MSG_OP_CONFIG_DEBUG_BO = 0x14,
+ MSG_OP_CHAIN_EXEC_NPU = 0x18,
MSG_OP_MAX_XRT_OPCODE,
MSG_OP_SUSPEND = 0x101,
MSG_OP_RESUME = 0x102,
@@ -135,6 +138,28 @@ struct destroy_ctx_resp {
enum aie2_msg_status status;
} __packed;
+enum telemetry_type {
+ TELEMETRY_TYPE_DISABLED,
+ TELEMETRY_TYPE_HEALTH,
+ TELEMETRY_TYPE_ERROR_INFO,
+ TELEMETRY_TYPE_PROFILING,
+ TELEMETRY_TYPE_DEBUG,
+ MAX_TELEMETRY_TYPE
+};
+
+struct get_telemetry_req {
+ enum telemetry_type type;
+ __u64 buf_addr;
+ __u32 buf_size;
+} __packed;
+
+struct get_telemetry_resp {
+ __u32 major;
+ __u32 minor;
+ __u32 size;
+ enum aie2_msg_status status;
+} __packed;
+
struct execute_buffer_req {
__u32 cu_idx;
__u32 payload[19];
@@ -148,6 +173,18 @@ struct exec_dpu_req {
__u32 payload[35];
} __packed;
+enum exec_npu_type {
+ EXEC_NPU_TYPE_NON_ELF = 0x1,
+ EXEC_NPU_TYPE_PARTIAL_ELF = 0x2,
+ EXEC_NPU_TYPE_PREEMPT = 0x3,
+ EXEC_NPU_TYPE_ELF = 0x4,
+};
+
+union exec_req {
+ struct execute_buffer_req ebuf;
+ struct exec_dpu_req dpu_req;
+};
+
struct execute_buffer_resp {
enum aie2_msg_status status;
} __packed;
@@ -319,9 +356,6 @@ struct async_event_msg_resp {
} __packed;
#define MAX_CHAIN_CMDBUF_SIZE SZ_4K
-#define slot_has_space(slot, offset, payload_size) \
- (MAX_CHAIN_CMDBUF_SIZE >= (offset) + (payload_size) + \
- sizeof(typeof(slot)))
struct cmd_chain_slot_execbuf_cf {
__u32 cu_idx;
@@ -339,12 +373,41 @@ struct cmd_chain_slot_dpu {
__u32 args[] __counted_by(arg_cnt);
};
+#define MAX_NPU_ARGS_SIZE (26 * sizeof(__u32))
+#define AIE2_EXEC_BUFFER_KERNEL_OP_TXN 3
+struct cmd_chain_slot_npu {
+ enum exec_npu_type type;
+ u64 inst_buf_addr;
+ u64 save_buf_addr;
+ u64 restore_buf_addr;
+ u32 inst_size;
+ u32 save_size;
+ u32 restore_size;
+ u32 inst_prop_cnt;
+ u32 cu_idx;
+ u32 arg_cnt;
+ u32 args[] __counted_by(arg_cnt);
+} __packed;
+
struct cmd_chain_req {
__u64 buf_addr;
__u32 buf_size;
__u32 count;
} __packed;
+struct cmd_chain_npu_req {
+ u32 flags;
+ u32 reserved;
+ u64 buf_addr;
+ u32 buf_size;
+ u32 count;
+} __packed;
+
+union exec_chain_req {
+ struct cmd_chain_npu_req npu_req;
+ struct cmd_chain_req req;
+};
+
struct cmd_chain_resp {
enum aie2_msg_status status;
__u32 fail_cmd_idx;
@@ -365,4 +428,21 @@ struct sync_bo_req {
struct sync_bo_resp {
enum aie2_msg_status status;
} __packed;
+
+#define DEBUG_BO_UNREGISTER 0
+#define DEBUG_BO_REGISTER 1
+struct config_debug_bo_req {
+ __u64 offset;
+ __u64 size;
+ /*
+ * config operations.
+ * DEBUG_BO_REGISTER: Register debug buffer
+ * DEBUG_BO_UNREGISTER: Unregister debug buffer
+ */
+ __u32 config;
+} __packed;
+
+struct config_debug_bo_resp {
+ enum aie2_msg_status status;
+} __packed;
#endif /* _AIE2_MSG_PRIV_H_ */
diff --git a/drivers/accel/amdxdna/aie2_pci.c b/drivers/accel/amdxdna/aie2_pci.c
index c6cf7068d23c..ceef1c502e9e 100644
--- a/drivers/accel/amdxdna/aie2_pci.c
+++ b/drivers/accel/amdxdna/aie2_pci.c
@@ -10,6 +10,7 @@
#include <drm/drm_managed.h>
#include <drm/drm_print.h>
#include <drm/gpu_scheduler.h>
+#include <linux/cleanup.h>
#include <linux/errno.h>
#include <linux/firmware.h>
#include <linux/iommu.h>
@@ -24,6 +25,7 @@
#include "amdxdna_gem.h"
#include "amdxdna_mailbox.h"
#include "amdxdna_pci_drv.h"
+#include "amdxdna_pm.h"
static int aie2_max_col = XRS_MAX_COL;
module_param(aie2_max_col, uint, 0600);
@@ -53,6 +55,7 @@ struct mgmt_mbox_chann_info {
static int aie2_check_protocol(struct amdxdna_dev_hdl *ndev, u32 fw_major, u32 fw_minor)
{
+ const struct aie2_fw_feature_tbl *feature;
struct amdxdna_dev *xdna = ndev->xdna;
/*
@@ -76,6 +79,17 @@ static int aie2_check_protocol(struct amdxdna_dev_hdl *ndev, u32 fw_major, u32 f
XDNA_ERR(xdna, "Firmware minor version smaller than supported");
return -EINVAL;
}
+
+ for (feature = ndev->priv->fw_feature_tbl; feature && feature->min_minor;
+ feature++) {
+ if (fw_minor < feature->min_minor)
+ continue;
+ if (feature->max_minor > 0 && fw_minor > feature->max_minor)
+ continue;
+
+ set_bit(feature->feature, &ndev->feature_mask);
+ }
+
return 0;
}
@@ -169,6 +183,10 @@ int aie2_runtime_cfg(struct amdxdna_dev_hdl *ndev,
if (cfg->category != category)
continue;
+ if (cfg->feature_mask &&
+ bitmap_subset(&cfg->feature_mask, &ndev->feature_mask, AIE2_FEATURE_MAX))
+ continue;
+
value = val ? *val : cfg->value;
ret = aie2_set_runtime_cfg(ndev, cfg->type, value);
if (ret) {
@@ -222,15 +240,6 @@ static int aie2_mgmt_fw_init(struct amdxdna_dev_hdl *ndev)
return ret;
}
- if (!ndev->async_events)
- return 0;
-
- ret = aie2_error_async_events_send(ndev);
- if (ret) {
- XDNA_ERR(ndev->xdna, "Send async events failed");
- return ret;
- }
-
return 0;
}
@@ -256,6 +265,8 @@ static int aie2_mgmt_fw_query(struct amdxdna_dev_hdl *ndev)
return ret;
}
+ ndev->total_col = min(aie2_max_col, ndev->metadata.cols);
+
return 0;
}
@@ -337,6 +348,7 @@ static void aie2_hw_stop(struct amdxdna_dev *xdna)
ndev->mbox = NULL;
aie2_psp_stop(ndev->psp_hdl);
aie2_smu_fini(ndev);
+ aie2_error_async_events_free(ndev);
pci_disable_device(pdev);
ndev->dev_status = AIE2_DEV_INIT;
@@ -423,6 +435,18 @@ static int aie2_hw_start(struct amdxdna_dev *xdna)
goto destroy_mgmt_chann;
}
+ ret = aie2_mgmt_fw_query(ndev);
+ if (ret) {
+ XDNA_ERR(xdna, "failed to query fw, ret %d", ret);
+ goto destroy_mgmt_chann;
+ }
+
+ ret = aie2_error_async_events_alloc(ndev);
+ if (ret) {
+ XDNA_ERR(xdna, "Allocate async events failed, ret %d", ret);
+ goto destroy_mgmt_chann;
+ }
+
ndev->dev_status = AIE2_DEV_START;
return 0;
@@ -440,6 +464,39 @@ disable_dev:
return ret;
}
+static int aie2_hw_suspend(struct amdxdna_dev *xdna)
+{
+ struct amdxdna_client *client;
+
+ guard(mutex)(&xdna->dev_lock);
+ list_for_each_entry(client, &xdna->client_list, node)
+ aie2_hwctx_suspend(client);
+
+ aie2_hw_stop(xdna);
+
+ return 0;
+}
+
+static int aie2_hw_resume(struct amdxdna_dev *xdna)
+{
+ struct amdxdna_client *client;
+ int ret;
+
+ ret = aie2_hw_start(xdna);
+ if (ret) {
+ XDNA_ERR(xdna, "Start hardware failed, %d", ret);
+ return ret;
+ }
+
+ list_for_each_entry(client, &xdna->client_list, node) {
+ ret = aie2_hwctx_resume(client);
+ if (ret)
+ break;
+ }
+
+ return ret;
+}
+
static int aie2_init(struct amdxdna_dev *xdna)
{
struct pci_dev *pdev = to_pci_dev(xdna->ddev.dev);
@@ -520,22 +577,15 @@ static int aie2_init(struct amdxdna_dev *xdna)
if (!ndev->psp_hdl) {
XDNA_ERR(xdna, "failed to create psp");
ret = -ENOMEM;
- goto free_irq;
+ goto release_fw;
}
xdna->dev_handle = ndev;
ret = aie2_hw_start(xdna);
if (ret) {
XDNA_ERR(xdna, "start npu failed, ret %d", ret);
- goto free_irq;
- }
-
- ret = aie2_mgmt_fw_query(ndev);
- if (ret) {
- XDNA_ERR(xdna, "Query firmware failed, ret %d", ret);
- goto stop_hw;
+ goto release_fw;
}
- ndev->total_col = min(aie2_max_col, ndev->metadata.cols);
xrs_cfg.clk_list.num_levels = ndev->max_dpm_level + 1;
for (i = 0; i < xrs_cfg.clk_list.num_levels; i++)
@@ -552,34 +602,13 @@ static int aie2_init(struct amdxdna_dev *xdna)
goto stop_hw;
}
- ret = aie2_error_async_events_alloc(ndev);
- if (ret) {
- XDNA_ERR(xdna, "Allocate async events failed, ret %d", ret);
- goto stop_hw;
- }
-
- ret = aie2_error_async_events_send(ndev);
- if (ret) {
- XDNA_ERR(xdna, "Send async events failed, ret %d", ret);
- goto async_event_free;
- }
-
- /* Issue a command to make sure firmware handled async events */
- ret = aie2_query_firmware_version(ndev, &ndev->xdna->fw_ver);
- if (ret) {
- XDNA_ERR(xdna, "Re-query firmware version failed");
- goto async_event_free;
- }
-
release_firmware(fw);
+ aie2_msg_init(ndev);
+ amdxdna_pm_init(xdna);
return 0;
-async_event_free:
- aie2_error_async_events_free(ndev);
stop_hw:
aie2_hw_stop(xdna);
-free_irq:
- pci_free_irq_vectors(pdev);
release_fw:
release_firmware(fw);
@@ -588,12 +617,8 @@ release_fw:
static void aie2_fini(struct amdxdna_dev *xdna)
{
- struct pci_dev *pdev = to_pci_dev(xdna->ddev.dev);
- struct amdxdna_dev_hdl *ndev = xdna->dev_handle;
-
+ amdxdna_pm_fini(xdna);
aie2_hw_stop(xdna);
- aie2_error_async_events_free(ndev);
- pci_free_irq_vectors(pdev);
}
static int aie2_get_aie_status(struct amdxdna_client *client,
@@ -752,66 +777,182 @@ static int aie2_get_clock_metadata(struct amdxdna_client *client,
return ret;
}
+static int aie2_hwctx_status_cb(struct amdxdna_hwctx *hwctx, void *arg)
+{
+ struct amdxdna_drm_hwctx_entry *tmp __free(kfree) = NULL;
+ struct amdxdna_drm_get_array *array_args = arg;
+ struct amdxdna_drm_hwctx_entry __user *buf;
+ u32 size;
+
+ if (!array_args->num_element)
+ return -EINVAL;
+
+ tmp = kzalloc(sizeof(*tmp), GFP_KERNEL);
+ if (!tmp)
+ return -ENOMEM;
+
+ tmp->pid = hwctx->client->pid;
+ tmp->context_id = hwctx->id;
+ tmp->start_col = hwctx->start_col;
+ tmp->num_col = hwctx->num_col;
+ tmp->command_submissions = hwctx->priv->seq;
+ tmp->command_completions = hwctx->priv->completed;
+ tmp->pasid = hwctx->client->pasid;
+ tmp->priority = hwctx->qos.priority;
+ tmp->gops = hwctx->qos.gops;
+ tmp->fps = hwctx->qos.fps;
+ tmp->dma_bandwidth = hwctx->qos.dma_bandwidth;
+ tmp->latency = hwctx->qos.latency;
+ tmp->frame_exec_time = hwctx->qos.frame_exec_time;
+ tmp->state = AMDXDNA_HWCTX_STATE_ACTIVE;
+
+ buf = u64_to_user_ptr(array_args->buffer);
+ size = min(sizeof(*tmp), array_args->element_size);
+
+ if (copy_to_user(buf, tmp, size))
+ return -EFAULT;
+
+ array_args->buffer += size;
+ array_args->num_element--;
+
+ return 0;
+}
+
static int aie2_get_hwctx_status(struct amdxdna_client *client,
struct amdxdna_drm_get_info *args)
{
- struct amdxdna_drm_query_hwctx __user *buf;
+ struct amdxdna_drm_get_array array_args;
struct amdxdna_dev *xdna = client->xdna;
- struct amdxdna_drm_query_hwctx *tmp;
struct amdxdna_client *tmp_client;
- struct amdxdna_hwctx *hwctx;
- unsigned long hwctx_id;
- bool overflow = false;
- u32 req_bytes = 0;
- u32 hw_i = 0;
- int ret = 0;
- int idx;
+ int ret;
drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
- tmp = kzalloc(sizeof(*tmp), GFP_KERNEL);
- if (!tmp)
+ array_args.element_size = sizeof(struct amdxdna_drm_query_hwctx);
+ array_args.buffer = args->buffer;
+ array_args.num_element = args->buffer_size / array_args.element_size;
+ list_for_each_entry(tmp_client, &xdna->client_list, node) {
+ ret = amdxdna_hwctx_walk(tmp_client, &array_args,
+ aie2_hwctx_status_cb);
+ if (ret)
+ break;
+ }
+
+ args->buffer_size -= (u32)(array_args.buffer - args->buffer);
+ return 0;
+}
+
+static int aie2_query_resource_info(struct amdxdna_client *client,
+ struct amdxdna_drm_get_info *args)
+{
+ struct amdxdna_drm_get_resource_info res_info;
+ const struct amdxdna_dev_priv *priv;
+ struct amdxdna_dev_hdl *ndev;
+ struct amdxdna_dev *xdna;
+
+ xdna = client->xdna;
+ ndev = xdna->dev_handle;
+ priv = ndev->priv;
+
+ res_info.npu_clk_max = priv->dpm_clk_tbl[ndev->max_dpm_level].hclk;
+ res_info.npu_tops_max = ndev->max_tops;
+ res_info.npu_task_max = priv->hwctx_limit;
+ res_info.npu_tops_curr = ndev->curr_tops;
+ res_info.npu_task_curr = ndev->hwctx_num;
+
+ if (copy_to_user(u64_to_user_ptr(args->buffer), &res_info, sizeof(res_info)))
+ return -EFAULT;
+
+ return 0;
+}
+
+static int aie2_fill_hwctx_map(struct amdxdna_hwctx *hwctx, void *arg)
+{
+ struct amdxdna_dev *xdna = hwctx->client->xdna;
+ u32 *map = arg;
+
+ if (hwctx->fw_ctx_id >= xdna->dev_handle->priv->hwctx_limit) {
+ XDNA_ERR(xdna, "Invalid fw ctx id %d/%d ", hwctx->fw_ctx_id,
+ xdna->dev_handle->priv->hwctx_limit);
+ return -EINVAL;
+ }
+
+ map[hwctx->fw_ctx_id] = hwctx->id;
+ return 0;
+}
+
+static int aie2_get_telemetry(struct amdxdna_client *client,
+ struct amdxdna_drm_get_info *args)
+{
+ struct amdxdna_drm_query_telemetry_header *header __free(kfree) = NULL;
+ u32 telemetry_data_sz, header_sz, elem_num;
+ struct amdxdna_dev *xdna = client->xdna;
+ struct amdxdna_client *tmp_client;
+ int ret;
+
+ elem_num = xdna->dev_handle->priv->hwctx_limit;
+ header_sz = struct_size(header, map, elem_num);
+ if (args->buffer_size <= header_sz) {
+ XDNA_ERR(xdna, "Invalid buffer size");
+ return -EINVAL;
+ }
+
+ telemetry_data_sz = args->buffer_size - header_sz;
+ if (telemetry_data_sz > SZ_4M) {
+ XDNA_ERR(xdna, "Buffer size is too big, %d", telemetry_data_sz);
+ return -EINVAL;
+ }
+
+ header = kzalloc(header_sz, GFP_KERNEL);
+ if (!header)
return -ENOMEM;
- buf = u64_to_user_ptr(args->buffer);
+ if (copy_from_user(header, u64_to_user_ptr(args->buffer), sizeof(*header))) {
+ XDNA_ERR(xdna, "Failed to copy telemetry header from user");
+ return -EFAULT;
+ }
+
+ header->map_num_elements = elem_num;
list_for_each_entry(tmp_client, &xdna->client_list, node) {
- idx = srcu_read_lock(&tmp_client->hwctx_srcu);
- amdxdna_for_each_hwctx(tmp_client, hwctx_id, hwctx) {
- req_bytes += sizeof(*tmp);
- if (args->buffer_size < req_bytes) {
- /* Continue iterating to get the required size */
- overflow = true;
- continue;
- }
-
- memset(tmp, 0, sizeof(*tmp));
- tmp->pid = tmp_client->pid;
- tmp->context_id = hwctx->id;
- tmp->start_col = hwctx->start_col;
- tmp->num_col = hwctx->num_col;
- tmp->command_submissions = hwctx->priv->seq;
- tmp->command_completions = hwctx->priv->completed;
-
- if (copy_to_user(&buf[hw_i], tmp, sizeof(*tmp))) {
- ret = -EFAULT;
- srcu_read_unlock(&tmp_client->hwctx_srcu, idx);
- goto out;
- }
- hw_i++;
- }
- srcu_read_unlock(&tmp_client->hwctx_srcu, idx);
+ ret = amdxdna_hwctx_walk(tmp_client, &header->map,
+ aie2_fill_hwctx_map);
+ if (ret)
+ return ret;
}
- if (overflow) {
- XDNA_ERR(xdna, "Invalid buffer size. Given: %u Need: %u.",
- args->buffer_size, req_bytes);
- ret = -EINVAL;
+ ret = aie2_query_telemetry(xdna->dev_handle,
+ u64_to_user_ptr(args->buffer + header_sz),
+ telemetry_data_sz, header);
+ if (ret) {
+ XDNA_ERR(xdna, "Query telemetry failed ret %d", ret);
+ return ret;
}
-out:
- kfree(tmp);
- args->buffer_size = req_bytes;
- return ret;
+ if (copy_to_user(u64_to_user_ptr(args->buffer), header, header_sz)) {
+ XDNA_ERR(xdna, "Copy header failed");
+ return -EFAULT;
+ }
+
+ return 0;
+}
+
+static int aie2_get_preempt_state(struct amdxdna_client *client,
+ struct amdxdna_drm_get_info *args)
+{
+ struct amdxdna_drm_attribute_state state = {};
+ struct amdxdna_dev *xdna = client->xdna;
+ struct amdxdna_dev_hdl *ndev;
+
+ ndev = xdna->dev_handle;
+ if (args->param == DRM_AMDXDNA_GET_FORCE_PREEMPT_STATE)
+ state.state = ndev->force_preempt_enabled;
+ else if (args->param == DRM_AMDXDNA_GET_FRAME_BOUNDARY_PREEMPT_STATE)
+ state.state = ndev->frame_boundary_preempt;
+
+ if (copy_to_user(u64_to_user_ptr(args->buffer), &state, sizeof(state)))
+ return -EFAULT;
+
+ return 0;
}
static int aie2_get_info(struct amdxdna_client *client, struct amdxdna_drm_get_info *args)
@@ -822,6 +963,10 @@ static int aie2_get_info(struct amdxdna_client *client, struct amdxdna_drm_get_i
if (!drm_dev_enter(&xdna->ddev, &idx))
return -ENODEV;
+ ret = amdxdna_pm_resume_get(xdna);
+ if (ret)
+ goto dev_exit;
+
switch (args->param) {
case DRM_AMDXDNA_QUERY_AIE_STATUS:
ret = aie2_get_aie_status(client, args);
@@ -844,12 +989,93 @@ static int aie2_get_info(struct amdxdna_client *client, struct amdxdna_drm_get_i
case DRM_AMDXDNA_GET_POWER_MODE:
ret = aie2_get_power_mode(client, args);
break;
+ case DRM_AMDXDNA_QUERY_TELEMETRY:
+ ret = aie2_get_telemetry(client, args);
+ break;
+ case DRM_AMDXDNA_QUERY_RESOURCE_INFO:
+ ret = aie2_query_resource_info(client, args);
+ break;
+ case DRM_AMDXDNA_GET_FORCE_PREEMPT_STATE:
+ case DRM_AMDXDNA_GET_FRAME_BOUNDARY_PREEMPT_STATE:
+ ret = aie2_get_preempt_state(client, args);
+ break;
default:
XDNA_ERR(xdna, "Not supported request parameter %u", args->param);
ret = -EOPNOTSUPP;
}
+
+ amdxdna_pm_suspend_put(xdna);
XDNA_DBG(xdna, "Got param %d", args->param);
+dev_exit:
+ drm_dev_exit(idx);
+ return ret;
+}
+
+static int aie2_query_ctx_status_array(struct amdxdna_client *client,
+ struct amdxdna_drm_get_array *args)
+{
+ struct amdxdna_drm_get_array array_args;
+ struct amdxdna_dev *xdna = client->xdna;
+ struct amdxdna_client *tmp_client;
+ int ret;
+
+ drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
+
+ if (args->element_size > SZ_4K || args->num_element > SZ_1K) {
+ XDNA_DBG(xdna, "Invalid element size %d or number of element %d",
+ args->element_size, args->num_element);
+ return -EINVAL;
+ }
+
+ array_args.element_size = min(args->element_size,
+ sizeof(struct amdxdna_drm_hwctx_entry));
+ array_args.buffer = args->buffer;
+ array_args.num_element = args->num_element * args->element_size /
+ array_args.element_size;
+ list_for_each_entry(tmp_client, &xdna->client_list, node) {
+ ret = amdxdna_hwctx_walk(tmp_client, &array_args,
+ aie2_hwctx_status_cb);
+ if (ret)
+ break;
+ }
+
+ args->element_size = array_args.element_size;
+ args->num_element = (u32)((array_args.buffer - args->buffer) /
+ args->element_size);
+
+ return 0;
+}
+
+static int aie2_get_array(struct amdxdna_client *client,
+ struct amdxdna_drm_get_array *args)
+{
+ struct amdxdna_dev *xdna = client->xdna;
+ int ret, idx;
+
+ if (!drm_dev_enter(&xdna->ddev, &idx))
+ return -ENODEV;
+
+ ret = amdxdna_pm_resume_get(xdna);
+ if (ret)
+ goto dev_exit;
+
+ switch (args->param) {
+ case DRM_AMDXDNA_HW_CONTEXT_ALL:
+ ret = aie2_query_ctx_status_array(client, args);
+ break;
+ case DRM_AMDXDNA_HW_LAST_ASYNC_ERR:
+ ret = aie2_get_array_async_error(xdna->dev_handle, args);
+ break;
+ default:
+ XDNA_ERR(xdna, "Not supported request parameter %u", args->param);
+ ret = -EOPNOTSUPP;
+ }
+
+ amdxdna_pm_suspend_put(xdna);
+ XDNA_DBG(xdna, "Got param %d", args->param);
+
+dev_exit:
drm_dev_exit(idx);
return ret;
}
@@ -879,6 +1105,38 @@ static int aie2_set_power_mode(struct amdxdna_client *client,
return aie2_pm_set_mode(xdna->dev_handle, power_mode);
}
+static int aie2_set_preempt_state(struct amdxdna_client *client,
+ struct amdxdna_drm_set_state *args)
+{
+ struct amdxdna_dev_hdl *ndev = client->xdna->dev_handle;
+ struct amdxdna_drm_attribute_state state;
+ u32 val;
+ int ret;
+
+ if (copy_from_user(&state, u64_to_user_ptr(args->buffer), sizeof(state)))
+ return -EFAULT;
+
+ if (state.state > 1)
+ return -EINVAL;
+
+ if (XDNA_MBZ_DBG(client->xdna, state.pad, sizeof(state.pad)))
+ return -EINVAL;
+
+ if (args->param == DRM_AMDXDNA_SET_FORCE_PREEMPT) {
+ ndev->force_preempt_enabled = state.state;
+ } else if (args->param == DRM_AMDXDNA_SET_FRAME_BOUNDARY_PREEMPT) {
+ val = state.state;
+ ret = aie2_runtime_cfg(ndev, AIE2_RT_CFG_FRAME_BOUNDARY_PREEMPT,
+ &val);
+ if (ret)
+ return ret;
+
+ ndev->frame_boundary_preempt = state.state;
+ }
+
+ return 0;
+}
+
static int aie2_set_state(struct amdxdna_client *client,
struct amdxdna_drm_set_state *args)
{
@@ -888,32 +1146,42 @@ static int aie2_set_state(struct amdxdna_client *client,
if (!drm_dev_enter(&xdna->ddev, &idx))
return -ENODEV;
+ ret = amdxdna_pm_resume_get(xdna);
+ if (ret)
+ goto dev_exit;
+
switch (args->param) {
case DRM_AMDXDNA_SET_POWER_MODE:
ret = aie2_set_power_mode(client, args);
break;
+ case DRM_AMDXDNA_SET_FORCE_PREEMPT:
+ case DRM_AMDXDNA_SET_FRAME_BOUNDARY_PREEMPT:
+ ret = aie2_set_preempt_state(client, args);
+ break;
default:
XDNA_ERR(xdna, "Not supported request parameter %u", args->param);
ret = -EOPNOTSUPP;
break;
}
+ amdxdna_pm_suspend_put(xdna);
+dev_exit:
drm_dev_exit(idx);
return ret;
}
const struct amdxdna_dev_ops aie2_ops = {
- .init = aie2_init,
- .fini = aie2_fini,
- .resume = aie2_hw_start,
- .suspend = aie2_hw_stop,
- .get_aie_info = aie2_get_info,
- .set_aie_state = aie2_set_state,
- .hwctx_init = aie2_hwctx_init,
- .hwctx_fini = aie2_hwctx_fini,
- .hwctx_config = aie2_hwctx_config,
- .cmd_submit = aie2_cmd_submit,
+ .init = aie2_init,
+ .fini = aie2_fini,
+ .resume = aie2_hw_resume,
+ .suspend = aie2_hw_suspend,
+ .get_aie_info = aie2_get_info,
+ .set_aie_state = aie2_set_state,
+ .hwctx_init = aie2_hwctx_init,
+ .hwctx_fini = aie2_hwctx_fini,
+ .hwctx_config = aie2_hwctx_config,
+ .hwctx_sync_debug_bo = aie2_hwctx_sync_debug_bo,
+ .cmd_submit = aie2_cmd_submit,
.hmm_invalidate = aie2_hmm_invalidate,
- .hwctx_suspend = aie2_hwctx_suspend,
- .hwctx_resume = aie2_hwctx_resume,
+ .get_array = aie2_get_array,
};
diff --git a/drivers/accel/amdxdna/aie2_pci.h b/drivers/accel/amdxdna/aie2_pci.h
index 385914840eaa..a5f9c42155d1 100644
--- a/drivers/accel/amdxdna/aie2_pci.h
+++ b/drivers/accel/amdxdna/aie2_pci.h
@@ -110,12 +110,15 @@ struct aie_metadata {
enum rt_config_category {
AIE2_RT_CFG_INIT,
AIE2_RT_CFG_CLK_GATING,
+ AIE2_RT_CFG_FORCE_PREEMPT,
+ AIE2_RT_CFG_FRAME_BOUNDARY_PREEMPT,
};
struct rt_config {
u32 type;
u32 value;
u32 category;
+ unsigned long feature_mask;
};
struct dpm_clk_freq {
@@ -156,6 +159,19 @@ enum aie2_dev_status {
AIE2_DEV_START,
};
+struct aie2_exec_msg_ops {
+ int (*init_cu_req)(struct amdxdna_gem_obj *cmd_bo, void *req,
+ size_t *size, u32 *msg_op);
+ int (*init_dpu_req)(struct amdxdna_gem_obj *cmd_bo, void *req,
+ size_t *size, u32 *msg_op);
+ void (*init_chain_req)(void *req, u64 slot_addr, size_t size, u32 cmd_cnt);
+ int (*fill_cf_slot)(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size);
+ int (*fill_dpu_slot)(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size);
+ int (*fill_preempt_slot)(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size);
+ int (*fill_elf_slot)(struct amdxdna_gem_obj *cmd_bo, void *slot, size_t *size);
+ u32 (*get_chain_msg_op)(u32 cmd_op);
+};
+
struct amdxdna_dev_hdl {
struct amdxdna_dev *xdna;
const struct amdxdna_dev_priv *priv;
@@ -173,6 +189,8 @@ struct amdxdna_dev_hdl {
u32 total_col;
struct aie_version version;
struct aie_metadata metadata;
+ unsigned long feature_mask;
+ struct aie2_exec_msg_ops *exec_msg_ops;
/* power management and clock*/
enum amdxdna_power_mode_type pw_mode;
@@ -182,6 +200,10 @@ struct amdxdna_dev_hdl {
u32 clk_gating;
u32 npuclk_freq;
u32 hclk_freq;
+ u32 max_tops;
+ u32 curr_tops;
+ u32 force_preempt_enabled;
+ u32 frame_boundary_preempt;
/* Mailbox and the management channel */
struct mailbox *mbox;
@@ -190,6 +212,8 @@ struct amdxdna_dev_hdl {
enum aie2_dev_status dev_status;
u32 hwctx_num;
+
+ struct amdxdna_async_error last_async_err;
};
#define DEFINE_BAR_OFFSET(reg_name, bar, reg_addr) \
@@ -204,12 +228,27 @@ struct aie2_hw_ops {
int (*set_dpm)(struct amdxdna_dev_hdl *ndev, u32 dpm_level);
};
+enum aie2_fw_feature {
+ AIE2_NPU_COMMAND,
+ AIE2_PREEMPT,
+ AIE2_FEATURE_MAX
+};
+
+struct aie2_fw_feature_tbl {
+ enum aie2_fw_feature feature;
+ u32 max_minor;
+ u32 min_minor;
+};
+
+#define AIE2_FEATURE_ON(ndev, feature) test_bit(feature, &(ndev)->feature_mask)
+
struct amdxdna_dev_priv {
const char *fw_path;
u64 protocol_major;
u64 protocol_minor;
const struct rt_config *rt_config;
const struct dpm_clk_freq *dpm_clk_tbl;
+ const struct aie2_fw_feature_tbl *fw_feature_tbl;
#define COL_ALIGN_NONE 0
#define COL_ALIGN_NATURE 1
@@ -217,6 +256,7 @@ struct amdxdna_dev_priv {
u32 mbox_dev_addr;
/* If mbox_size is 0, use BAR size. See MBOX_SIZE macro */
u32 mbox_size;
+ u32 hwctx_limit;
u32 sram_dev_addr;
struct aie2_bar_off_pair sram_offs[SRAM_MAX_INDEX];
struct aie2_bar_off_pair psp_regs_off[PSP_MAX_REGS];
@@ -234,6 +274,7 @@ extern const struct dpm_clk_freq npu1_dpm_clk_table[];
extern const struct dpm_clk_freq npu4_dpm_clk_table[];
extern const struct rt_config npu1_default_rt_cfg[];
extern const struct rt_config npu4_default_rt_cfg[];
+extern const struct aie2_fw_feature_tbl npu4_fw_feature_table[];
/* aie2_smu.c */
int aie2_smu_init(struct amdxdna_dev_hdl *ndev);
@@ -253,10 +294,12 @@ void aie2_psp_stop(struct psp_device *psp);
/* aie2_error.c */
int aie2_error_async_events_alloc(struct amdxdna_dev_hdl *ndev);
void aie2_error_async_events_free(struct amdxdna_dev_hdl *ndev);
-int aie2_error_async_events_send(struct amdxdna_dev_hdl *ndev);
int aie2_error_async_msg_thread(void *data);
+int aie2_get_array_async_error(struct amdxdna_dev_hdl *ndev,
+ struct amdxdna_drm_get_array *args);
/* aie2_message.c */
+void aie2_msg_init(struct amdxdna_dev_hdl *ndev);
int aie2_suspend_fw(struct amdxdna_dev_hdl *ndev);
int aie2_resume_fw(struct amdxdna_dev_hdl *ndev);
int aie2_set_runtime_cfg(struct amdxdna_dev_hdl *ndev, u32 type, u64 value);
@@ -270,9 +313,13 @@ int aie2_create_context(struct amdxdna_dev_hdl *ndev, struct amdxdna_hwctx *hwct
int aie2_destroy_context(struct amdxdna_dev_hdl *ndev, struct amdxdna_hwctx *hwctx);
int aie2_map_host_buf(struct amdxdna_dev_hdl *ndev, u32 context_id, u64 addr, u64 size);
int aie2_query_status(struct amdxdna_dev_hdl *ndev, char __user *buf, u32 size, u32 *cols_filled);
+int aie2_query_telemetry(struct amdxdna_dev_hdl *ndev,
+ char __user *buf, u32 size,
+ struct amdxdna_drm_query_telemetry_header *header);
int aie2_register_asyn_event_msg(struct amdxdna_dev_hdl *ndev, dma_addr_t addr, u32 size,
void *handle, int (*cb)(void*, void __iomem *, size_t));
-int aie2_config_cu(struct amdxdna_hwctx *hwctx);
+int aie2_config_cu(struct amdxdna_hwctx *hwctx,
+ int (*notify_cb)(void *, void __iomem *, size_t));
int aie2_execbuf(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
int (*notify_cb)(void *, void __iomem *, size_t));
int aie2_cmdlist_single_execbuf(struct amdxdna_hwctx *hwctx,
@@ -283,15 +330,17 @@ int aie2_cmdlist_multi_execbuf(struct amdxdna_hwctx *hwctx,
int (*notify_cb)(void *, void __iomem *, size_t));
int aie2_sync_bo(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
int (*notify_cb)(void *, void __iomem *, size_t));
+int aie2_config_debug_bo(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job,
+ int (*notify_cb)(void *, void __iomem *, size_t));
/* aie2_hwctx.c */
int aie2_hwctx_init(struct amdxdna_hwctx *hwctx);
void aie2_hwctx_fini(struct amdxdna_hwctx *hwctx);
int aie2_hwctx_config(struct amdxdna_hwctx *hwctx, u32 type, u64 value, void *buf, u32 size);
-void aie2_hwctx_suspend(struct amdxdna_hwctx *hwctx);
-void aie2_hwctx_resume(struct amdxdna_hwctx *hwctx);
+int aie2_hwctx_sync_debug_bo(struct amdxdna_hwctx *hwctx, u32 debug_bo_hdl);
+void aie2_hwctx_suspend(struct amdxdna_client *client);
+int aie2_hwctx_resume(struct amdxdna_client *client);
int aie2_cmd_submit(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job, u64 *seq);
void aie2_hmm_invalidate(struct amdxdna_gem_obj *abo, unsigned long cur_seq);
-void aie2_restart_ctx(struct amdxdna_client *client);
#endif /* _AIE2_PCI_H_ */
diff --git a/drivers/accel/amdxdna/aie2_smu.c b/drivers/accel/amdxdna/aie2_smu.c
index d303701b0ded..bd94ee96c2bc 100644
--- a/drivers/accel/amdxdna/aie2_smu.c
+++ b/drivers/accel/amdxdna/aie2_smu.c
@@ -11,6 +11,7 @@
#include "aie2_pci.h"
#include "amdxdna_pci_drv.h"
+#include "amdxdna_pm.h"
#define SMU_RESULT_OK 1
@@ -22,6 +23,13 @@
#define AIE2_SMU_SET_SOFT_DPMLEVEL 0x7
#define AIE2_SMU_SET_HARD_DPMLEVEL 0x8
+#define NPU4_DPM_TOPS(ndev, dpm_level) \
+({ \
+ typeof(ndev) _ndev = ndev; \
+ (4096 * (_ndev)->total_col * \
+ (_ndev)->priv->dpm_clk_tbl[dpm_level].hclk / 1000000); \
+})
+
static int aie2_smu_exec(struct amdxdna_dev_hdl *ndev, u32 reg_cmd,
u32 reg_arg, u32 *out)
{
@@ -59,12 +67,16 @@ int npu1_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
u32 freq;
int ret;
+ ret = amdxdna_pm_resume_get(ndev->xdna);
+ if (ret)
+ return ret;
+
ret = aie2_smu_exec(ndev, AIE2_SMU_SET_MPNPUCLK_FREQ,
ndev->priv->dpm_clk_tbl[dpm_level].npuclk, &freq);
if (ret) {
XDNA_ERR(ndev->xdna, "Set npu clock to %d failed, ret %d\n",
ndev->priv->dpm_clk_tbl[dpm_level].npuclk, ret);
- return ret;
+ goto suspend_put;
}
ndev->npuclk_freq = freq;
@@ -73,49 +85,78 @@ int npu1_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
if (ret) {
XDNA_ERR(ndev->xdna, "Set h clock to %d failed, ret %d\n",
ndev->priv->dpm_clk_tbl[dpm_level].hclk, ret);
- return ret;
+ goto suspend_put;
}
+
+ amdxdna_pm_suspend_put(ndev->xdna);
ndev->hclk_freq = freq;
ndev->dpm_level = dpm_level;
+ ndev->max_tops = 2 * ndev->total_col;
+ ndev->curr_tops = ndev->max_tops * freq / 1028;
XDNA_DBG(ndev->xdna, "MP-NPU clock %d, H clock %d\n",
ndev->npuclk_freq, ndev->hclk_freq);
return 0;
+
+suspend_put:
+ amdxdna_pm_suspend_put(ndev->xdna);
+ return ret;
}
int npu4_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
{
int ret;
+ ret = amdxdna_pm_resume_get(ndev->xdna);
+ if (ret)
+ return ret;
+
ret = aie2_smu_exec(ndev, AIE2_SMU_SET_HARD_DPMLEVEL, dpm_level, NULL);
if (ret) {
XDNA_ERR(ndev->xdna, "Set hard dpm level %d failed, ret %d ",
dpm_level, ret);
- return ret;
+ goto suspend_put;
}
ret = aie2_smu_exec(ndev, AIE2_SMU_SET_SOFT_DPMLEVEL, dpm_level, NULL);
if (ret) {
XDNA_ERR(ndev->xdna, "Set soft dpm level %d failed, ret %d",
dpm_level, ret);
- return ret;
+ goto suspend_put;
}
+ amdxdna_pm_suspend_put(ndev->xdna);
ndev->npuclk_freq = ndev->priv->dpm_clk_tbl[dpm_level].npuclk;
ndev->hclk_freq = ndev->priv->dpm_clk_tbl[dpm_level].hclk;
ndev->dpm_level = dpm_level;
+ ndev->max_tops = NPU4_DPM_TOPS(ndev, ndev->max_dpm_level);
+ ndev->curr_tops = NPU4_DPM_TOPS(ndev, dpm_level);
XDNA_DBG(ndev->xdna, "MP-NPU clock %d, H clock %d\n",
ndev->npuclk_freq, ndev->hclk_freq);
return 0;
+
+suspend_put:
+ amdxdna_pm_suspend_put(ndev->xdna);
+ return ret;
}
int aie2_smu_init(struct amdxdna_dev_hdl *ndev)
{
int ret;
+ /*
+ * Failing to set power off indicates an unrecoverable hardware or
+ * firmware error.
+ */
+ ret = aie2_smu_exec(ndev, AIE2_SMU_POWER_OFF, 0, NULL);
+ if (ret) {
+ XDNA_ERR(ndev->xdna, "Access power failed, ret %d", ret);
+ return ret;
+ }
+
ret = aie2_smu_exec(ndev, AIE2_SMU_POWER_ON, 0, NULL);
if (ret) {
XDNA_ERR(ndev->xdna, "Power on failed, ret %d", ret);
diff --git a/drivers/accel/amdxdna/amdxdna_ctx.c b/drivers/accel/amdxdna/amdxdna_ctx.c
index be073224bd69..d17aef89a0ad 100644
--- a/drivers/accel/amdxdna/amdxdna_ctx.c
+++ b/drivers/accel/amdxdna/amdxdna_ctx.c
@@ -60,32 +60,6 @@ static struct dma_fence *amdxdna_fence_create(struct amdxdna_hwctx *hwctx)
return &fence->base;
}
-void amdxdna_hwctx_suspend(struct amdxdna_client *client)
-{
- struct amdxdna_dev *xdna = client->xdna;
- struct amdxdna_hwctx *hwctx;
- unsigned long hwctx_id;
-
- drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
- mutex_lock(&client->hwctx_lock);
- amdxdna_for_each_hwctx(client, hwctx_id, hwctx)
- xdna->dev_info->ops->hwctx_suspend(hwctx);
- mutex_unlock(&client->hwctx_lock);
-}
-
-void amdxdna_hwctx_resume(struct amdxdna_client *client)
-{
- struct amdxdna_dev *xdna = client->xdna;
- struct amdxdna_hwctx *hwctx;
- unsigned long hwctx_id;
-
- drm_WARN_ON(&xdna->ddev, !mutex_is_locked(&xdna->dev_lock));
- mutex_lock(&client->hwctx_lock);
- amdxdna_for_each_hwctx(client, hwctx_id, hwctx)
- xdna->dev_info->ops->hwctx_resume(hwctx);
- mutex_unlock(&client->hwctx_lock);
-}
-
static void amdxdna_hwctx_destroy_rcu(struct amdxdna_hwctx *hwctx,
struct srcu_struct *ss)
{
@@ -94,14 +68,30 @@ static void amdxdna_hwctx_destroy_rcu(struct amdxdna_hwctx *hwctx,
synchronize_srcu(ss);
/* At this point, user is not able to submit new commands */
- mutex_lock(&xdna->dev_lock);
xdna->dev_info->ops->hwctx_fini(hwctx);
- mutex_unlock(&xdna->dev_lock);
kfree(hwctx->name);
kfree(hwctx);
}
+int amdxdna_hwctx_walk(struct amdxdna_client *client, void *arg,
+ int (*walk)(struct amdxdna_hwctx *hwctx, void *arg))
+{
+ struct amdxdna_hwctx *hwctx;
+ unsigned long hwctx_id;
+ int ret = 0, idx;
+
+ idx = srcu_read_lock(&client->hwctx_srcu);
+ amdxdna_for_each_hwctx(client, hwctx_id, hwctx) {
+ ret = walk(hwctx, arg);
+ if (ret)
+ break;
+ }
+ srcu_read_unlock(&client->hwctx_srcu, idx);
+
+ return ret;
+}
+
void *amdxdna_cmd_get_payload(struct amdxdna_gem_obj *abo, u32 *size)
{
struct amdxdna_cmd *cmd = abo->mem.kva;
@@ -123,14 +113,14 @@ void *amdxdna_cmd_get_payload(struct amdxdna_gem_obj *abo, u32 *size)
return &cmd->data[num_masks];
}
-int amdxdna_cmd_get_cu_idx(struct amdxdna_gem_obj *abo)
+u32 amdxdna_cmd_get_cu_idx(struct amdxdna_gem_obj *abo)
{
struct amdxdna_cmd *cmd = abo->mem.kva;
u32 num_masks, i;
u32 *cu_mask;
if (amdxdna_cmd_get_op(abo) == ERT_CMD_CHAIN)
- return -1;
+ return INVALID_CU_IDX;
num_masks = 1 + FIELD_GET(AMDXDNA_CMD_EXTRA_CU_MASK, cmd->header);
cu_mask = cmd->data;
@@ -139,7 +129,7 @@ int amdxdna_cmd_get_cu_idx(struct amdxdna_gem_obj *abo)
return ffs(cu_mask[i]) - 1;
}
- return -1;
+ return INVALID_CU_IDX;
}
/*
@@ -152,16 +142,12 @@ void amdxdna_hwctx_remove_all(struct amdxdna_client *client)
struct amdxdna_hwctx *hwctx;
unsigned long hwctx_id;
- mutex_lock(&client->hwctx_lock);
amdxdna_for_each_hwctx(client, hwctx_id, hwctx) {
XDNA_DBG(client->xdna, "PID %d close HW context %d",
client->pid, hwctx->id);
xa_erase(&client->hwctx_xa, hwctx->id);
- mutex_unlock(&client->hwctx_lock);
amdxdna_hwctx_destroy_rcu(hwctx, &client->hwctx_srcu);
- mutex_lock(&client->hwctx_lock);
}
- mutex_unlock(&client->hwctx_lock);
}
int amdxdna_drm_create_hwctx_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
@@ -175,19 +161,14 @@ int amdxdna_drm_create_hwctx_ioctl(struct drm_device *dev, void *data, struct dr
if (args->ext || args->ext_flags)
return -EINVAL;
- if (!drm_dev_enter(dev, &idx))
- return -ENODEV;
-
hwctx = kzalloc(sizeof(*hwctx), GFP_KERNEL);
- if (!hwctx) {
- ret = -ENOMEM;
- goto exit;
- }
+ if (!hwctx)
+ return -ENOMEM;
if (copy_from_user(&hwctx->qos, u64_to_user_ptr(args->qos_p), sizeof(hwctx->qos))) {
XDNA_ERR(xdna, "Access QoS info failed");
- ret = -EFAULT;
- goto free_hwctx;
+ kfree(hwctx);
+ return -EFAULT;
}
hwctx->client = client;
@@ -195,30 +176,36 @@ int amdxdna_drm_create_hwctx_ioctl(struct drm_device *dev, void *data, struct dr
hwctx->num_tiles = args->num_tiles;
hwctx->mem_size = args->mem_size;
hwctx->max_opc = args->max_opc;
- ret = xa_alloc_cyclic(&client->hwctx_xa, &hwctx->id, hwctx,
- XA_LIMIT(AMDXDNA_INVALID_CTX_HANDLE + 1, MAX_HWCTX_ID),
- &client->next_hwctxid, GFP_KERNEL);
- if (ret < 0) {
- XDNA_ERR(xdna, "Allocate hwctx ID failed, ret %d", ret);
+
+ guard(mutex)(&xdna->dev_lock);
+
+ if (!drm_dev_enter(dev, &idx)) {
+ ret = -ENODEV;
goto free_hwctx;
}
- hwctx->name = kasprintf(GFP_KERNEL, "hwctx.%d.%d", client->pid, hwctx->id);
+ ret = xdna->dev_info->ops->hwctx_init(hwctx);
+ if (ret) {
+ XDNA_ERR(xdna, "Init hwctx failed, ret %d", ret);
+ goto dev_exit;
+ }
+
+ hwctx->name = kasprintf(GFP_KERNEL, "hwctx.%d.%d", client->pid, hwctx->fw_ctx_id);
if (!hwctx->name) {
ret = -ENOMEM;
- goto rm_id;
+ goto fini_hwctx;
}
- mutex_lock(&xdna->dev_lock);
- ret = xdna->dev_info->ops->hwctx_init(hwctx);
- if (ret) {
- mutex_unlock(&xdna->dev_lock);
- XDNA_ERR(xdna, "Init hwctx failed, ret %d", ret);
+ ret = xa_alloc_cyclic(&client->hwctx_xa, &hwctx->id, hwctx,
+ XA_LIMIT(AMDXDNA_INVALID_CTX_HANDLE + 1, MAX_HWCTX_ID),
+ &client->next_hwctxid, GFP_KERNEL);
+ if (ret < 0) {
+ XDNA_ERR(xdna, "Allocate hwctx ID failed, ret %d", ret);
goto free_name;
}
+
args->handle = hwctx->id;
args->syncobj_handle = hwctx->syncobj_hdl;
- mutex_unlock(&xdna->dev_lock);
atomic64_set(&hwctx->job_submit_cnt, 0);
atomic64_set(&hwctx->job_free_cnt, 0);
@@ -228,12 +215,12 @@ int amdxdna_drm_create_hwctx_ioctl(struct drm_device *dev, void *data, struct dr
free_name:
kfree(hwctx->name);
-rm_id:
- xa_erase(&client->hwctx_xa, hwctx->id);
+fini_hwctx:
+ xdna->dev_info->ops->hwctx_fini(hwctx);
+dev_exit:
+ drm_dev_exit(idx);
free_hwctx:
kfree(hwctx);
-exit:
- drm_dev_exit(idx);
return ret;
}
@@ -251,6 +238,7 @@ int amdxdna_drm_destroy_hwctx_ioctl(struct drm_device *dev, void *data, struct d
if (!drm_dev_enter(dev, &idx))
return -ENODEV;
+ mutex_lock(&xdna->dev_lock);
hwctx = xa_erase(&client->hwctx_xa, args->handle);
if (!hwctx) {
ret = -EINVAL;
@@ -267,6 +255,7 @@ int amdxdna_drm_destroy_hwctx_ioctl(struct drm_device *dev, void *data, struct d
XDNA_DBG(xdna, "PID %d destroyed HW context %d", client->pid, args->handle);
out:
+ mutex_unlock(&xdna->dev_lock);
drm_dev_exit(idx);
return ret;
}
@@ -339,6 +328,38 @@ unlock_srcu:
return ret;
}
+int amdxdna_hwctx_sync_debug_bo(struct amdxdna_client *client, u32 debug_bo_hdl)
+{
+ struct amdxdna_dev *xdna = client->xdna;
+ struct amdxdna_hwctx *hwctx;
+ struct amdxdna_gem_obj *abo;
+ struct drm_gem_object *gobj;
+ int ret, idx;
+
+ if (!xdna->dev_info->ops->hwctx_sync_debug_bo)
+ return -EOPNOTSUPP;
+
+ gobj = drm_gem_object_lookup(client->filp, debug_bo_hdl);
+ if (!gobj)
+ return -EINVAL;
+
+ abo = to_xdna_obj(gobj);
+ guard(mutex)(&xdna->dev_lock);
+ idx = srcu_read_lock(&client->hwctx_srcu);
+ hwctx = xa_load(&client->hwctx_xa, abo->assigned_hwctx);
+ if (!hwctx) {
+ ret = -EINVAL;
+ goto unlock_srcu;
+ }
+
+ ret = xdna->dev_info->ops->hwctx_sync_debug_bo(hwctx, debug_bo_hdl);
+
+unlock_srcu:
+ srcu_read_unlock(&client->hwctx_srcu, idx);
+ drm_gem_object_put(gobj);
+ return ret;
+}
+
static void
amdxdna_arg_bos_put(struct amdxdna_sched_job *job)
{
@@ -401,9 +422,11 @@ void amdxdna_sched_job_cleanup(struct amdxdna_sched_job *job)
trace_amdxdna_debug_point(job->hwctx->name, job->seq, "job release");
amdxdna_arg_bos_put(job);
amdxdna_gem_put_obj(job->cmd_bo);
+ dma_fence_put(job->fence);
}
int amdxdna_cmd_submit(struct amdxdna_client *client,
+ struct amdxdna_drv_cmd *drv_cmd,
u32 cmd_bo_hdl, u32 *arg_bo_hdls, u32 arg_bo_cnt,
u32 hwctx_hdl, u64 *seq)
{
@@ -417,6 +440,8 @@ int amdxdna_cmd_submit(struct amdxdna_client *client,
if (!job)
return -ENOMEM;
+ job->drv_cmd = drv_cmd;
+
if (cmd_bo_hdl != AMDXDNA_INVALID_BO_HANDLE) {
job->cmd_bo = amdxdna_gem_get_obj(client, cmd_bo_hdl, AMDXDNA_BO_CMD);
if (!job->cmd_bo) {
@@ -424,8 +449,6 @@ int amdxdna_cmd_submit(struct amdxdna_client *client,
ret = -EINVAL;
goto free_job;
}
- } else {
- job->cmd_bo = NULL;
}
ret = amdxdna_arg_bos_lookup(client, job, arg_bo_hdls, arg_bo_cnt);
@@ -443,11 +466,6 @@ int amdxdna_cmd_submit(struct amdxdna_client *client,
goto unlock_srcu;
}
- if (hwctx->status != HWCTX_STAT_READY) {
- XDNA_ERR(xdna, "HW Context is not ready");
- ret = -EINVAL;
- goto unlock_srcu;
- }
job->hwctx = hwctx;
job->mm = current->mm;
@@ -524,7 +542,7 @@ static int amdxdna_drm_submit_execbuf(struct amdxdna_client *client,
}
}
- ret = amdxdna_cmd_submit(client, cmd_bo_hdl, arg_bo_hdls,
+ ret = amdxdna_cmd_submit(client, NULL, cmd_bo_hdl, arg_bo_hdls,
args->arg_count, args->hwctx, &args->seq);
if (ret)
XDNA_DBG(xdna, "Submit cmds failed, ret %d", ret);
diff --git a/drivers/accel/amdxdna/amdxdna_ctx.h b/drivers/accel/amdxdna/amdxdna_ctx.h
index f0a4a8586d85..b6151244d64f 100644
--- a/drivers/accel/amdxdna/amdxdna_ctx.h
+++ b/drivers/accel/amdxdna/amdxdna_ctx.h
@@ -13,9 +13,12 @@
struct amdxdna_hwctx_priv;
enum ert_cmd_opcode {
- ERT_START_CU = 0,
- ERT_CMD_CHAIN = 19,
- ERT_START_NPU = 20,
+ ERT_START_CU = 0,
+ ERT_CMD_CHAIN = 19,
+ ERT_START_NPU = 20,
+ ERT_START_NPU_PREEMPT = 21,
+ ERT_START_NPU_PREEMPT_ELF = 22,
+ ERT_INVALID_CMD = ~0U,
};
enum ert_cmd_state {
@@ -54,6 +57,21 @@ struct amdxdna_cmd_chain {
u64 data[] __counted_by(command_count);
};
+/*
+ * Interpretation of the beginning of data payload for ERT_START_NPU_PREEMPT in
+ * amdxdna_cmd. The rest of the payload in amdxdna_cmd is regular kernel args.
+ */
+struct amdxdna_cmd_preempt_data {
+ u64 inst_buf; /* instruction buffer address */
+ u64 save_buf; /* save buffer address */
+ u64 restore_buf; /* restore buffer address */
+ u32 inst_size; /* size of instruction buffer in bytes */
+ u32 save_size; /* size of save buffer in bytes */
+ u32 restore_size; /* size of restore buffer in bytes */
+ u32 inst_prop_cnt; /* properties count */
+ u32 prop_args[]; /* properties and regular kernel arguments */
+};
+
/* Exec buffer command header format */
#define AMDXDNA_CMD_STATE GENMASK(3, 0)
#define AMDXDNA_CMD_EXTRA_CU_MASK GENMASK(11, 10)
@@ -64,6 +82,8 @@ struct amdxdna_cmd {
u32 data[];
};
+#define INVALID_CU_IDX (~0U)
+
struct amdxdna_hwctx {
struct amdxdna_client *client;
struct amdxdna_hwctx_priv *priv;
@@ -95,6 +115,17 @@ struct amdxdna_hwctx {
#define drm_job_to_xdna_job(j) \
container_of(j, struct amdxdna_sched_job, base)
+enum amdxdna_job_opcode {
+ SYNC_DEBUG_BO,
+ ATTACH_DEBUG_BO,
+ DETACH_DEBUG_BO,
+};
+
+struct amdxdna_drv_cmd {
+ enum amdxdna_job_opcode opcode;
+ u32 result;
+};
+
struct amdxdna_sched_job {
struct drm_sched_job base;
struct kref refcnt;
@@ -105,7 +136,9 @@ struct amdxdna_sched_job {
/* user can wait on this fence */
struct dma_fence *out_fence;
bool job_done;
+ bool job_timeout;
u64 seq;
+ struct amdxdna_drv_cmd *drv_cmd;
struct amdxdna_gem_obj *cmd_bo;
size_t bo_cnt;
struct drm_gem_object *bos[] __counted_by(bo_cnt);
@@ -137,21 +170,17 @@ amdxdna_cmd_get_state(struct amdxdna_gem_obj *abo)
}
void *amdxdna_cmd_get_payload(struct amdxdna_gem_obj *abo, u32 *size);
-int amdxdna_cmd_get_cu_idx(struct amdxdna_gem_obj *abo);
-
-static inline u32 amdxdna_hwctx_col_map(struct amdxdna_hwctx *hwctx)
-{
- return GENMASK(hwctx->start_col + hwctx->num_col - 1,
- hwctx->start_col);
-}
+u32 amdxdna_cmd_get_cu_idx(struct amdxdna_gem_obj *abo);
void amdxdna_sched_job_cleanup(struct amdxdna_sched_job *job);
void amdxdna_hwctx_remove_all(struct amdxdna_client *client);
-void amdxdna_hwctx_suspend(struct amdxdna_client *client);
-void amdxdna_hwctx_resume(struct amdxdna_client *client);
+int amdxdna_hwctx_walk(struct amdxdna_client *client, void *arg,
+ int (*walk)(struct amdxdna_hwctx *hwctx, void *arg));
+int amdxdna_hwctx_sync_debug_bo(struct amdxdna_client *client, u32 debug_bo_hdl);
int amdxdna_cmd_submit(struct amdxdna_client *client,
- u32 cmd_bo_hdls, u32 *arg_bo_hdls, u32 arg_bo_cnt,
+ struct amdxdna_drv_cmd *drv_cmd, u32 cmd_bo_hdls,
+ u32 *arg_bo_hdls, u32 arg_bo_cnt,
u32 hwctx_hdl, u64 *seq);
int amdxdna_cmd_wait(struct amdxdna_client *client, u32 hwctx_hdl,
diff --git a/drivers/accel/amdxdna/amdxdna_error.h b/drivers/accel/amdxdna/amdxdna_error.h
new file mode 100644
index 000000000000..c51de86ec12b
--- /dev/null
+++ b/drivers/accel/amdxdna/amdxdna_error.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2025, Advanced Micro Devices, Inc.
+ */
+
+#ifndef _AMDXDNA_ERROR_H_
+#define _AMDXDNA_ERROR_H_
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+
+#define AMDXDNA_ERR_DRV_AIE 4
+#define AMDXDNA_ERR_SEV_CRITICAL 3
+#define AMDXDNA_ERR_CLASS_AIE 2
+
+#define AMDXDNA_ERR_NUM_MASK GENMASK_U64(15, 0)
+#define AMDXDNA_ERR_DRV_MASK GENMASK_U64(23, 16)
+#define AMDXDNA_ERR_SEV_MASK GENMASK_U64(31, 24)
+#define AMDXDNA_ERR_MOD_MASK GENMASK_U64(39, 32)
+#define AMDXDNA_ERR_CLASS_MASK GENMASK_U64(47, 40)
+
+enum amdxdna_error_num {
+ AMDXDNA_ERROR_NUM_AIE_SATURATION = 3,
+ AMDXDNA_ERROR_NUM_AIE_FP,
+ AMDXDNA_ERROR_NUM_AIE_STREAM,
+ AMDXDNA_ERROR_NUM_AIE_ACCESS,
+ AMDXDNA_ERROR_NUM_AIE_BUS,
+ AMDXDNA_ERROR_NUM_AIE_INSTRUCTION,
+ AMDXDNA_ERROR_NUM_AIE_ECC,
+ AMDXDNA_ERROR_NUM_AIE_LOCK,
+ AMDXDNA_ERROR_NUM_AIE_DMA,
+ AMDXDNA_ERROR_NUM_AIE_MEM_PARITY,
+ AMDXDNA_ERROR_NUM_UNKNOWN = 15,
+};
+
+enum amdxdna_error_module {
+ AMDXDNA_ERROR_MODULE_AIE_CORE = 3,
+ AMDXDNA_ERROR_MODULE_AIE_MEMORY,
+ AMDXDNA_ERROR_MODULE_AIE_SHIM,
+ AMDXDNA_ERROR_MODULE_AIE_NOC,
+ AMDXDNA_ERROR_MODULE_AIE_PL,
+ AMDXDNA_ERROR_MODULE_UNKNOWN = 8,
+};
+
+#define AMDXDNA_ERROR_ENCODE(err_num, err_mod) \
+ (FIELD_PREP(AMDXDNA_ERR_NUM_MASK, err_num) | \
+ FIELD_PREP_CONST(AMDXDNA_ERR_DRV_MASK, AMDXDNA_ERR_DRV_AIE) | \
+ FIELD_PREP_CONST(AMDXDNA_ERR_SEV_MASK, AMDXDNA_ERR_SEV_CRITICAL) | \
+ FIELD_PREP(AMDXDNA_ERR_MOD_MASK, err_mod) | \
+ FIELD_PREP_CONST(AMDXDNA_ERR_CLASS_MASK, AMDXDNA_ERR_CLASS_AIE))
+
+#define AMDXDNA_EXTRA_ERR_COL_MASK GENMASK_U64(7, 0)
+#define AMDXDNA_EXTRA_ERR_ROW_MASK GENMASK_U64(15, 8)
+
+#define AMDXDNA_EXTRA_ERR_ENCODE(row, col) \
+ (FIELD_PREP(AMDXDNA_EXTRA_ERR_COL_MASK, col) | \
+ FIELD_PREP(AMDXDNA_EXTRA_ERR_ROW_MASK, row))
+
+#endif /* _AMDXDNA_ERROR_H_ */
diff --git a/drivers/accel/amdxdna/amdxdna_gem.c b/drivers/accel/amdxdna/amdxdna_gem.c
index 0f85a0105178..dfa916eeb2d9 100644
--- a/drivers/accel/amdxdna/amdxdna_gem.c
+++ b/drivers/accel/amdxdna/amdxdna_gem.c
@@ -8,6 +8,7 @@
#include <drm/drm_device.h>
#include <drm/drm_gem.h>
#include <drm/drm_gem_shmem_helper.h>
+#include <drm/drm_print.h>
#include <drm/gpu_scheduler.h>
#include <linux/dma-buf.h>
#include <linux/dma-direct.h>
@@ -18,6 +19,7 @@
#include "amdxdna_ctx.h"
#include "amdxdna_gem.h"
#include "amdxdna_pci_drv.h"
+#include "amdxdna_ubuf.h"
#define XDNA_MAX_CMD_BO_SIZE SZ_32K
@@ -296,7 +298,7 @@ static int amdxdna_insert_pages(struct amdxdna_gem_obj *abo,
vma->vm_private_data = NULL;
vma->vm_ops = NULL;
- ret = dma_buf_mmap(to_gobj(abo)->dma_buf, vma, 0);
+ ret = dma_buf_mmap(abo->dma_buf, vma, 0);
if (ret) {
XDNA_ERR(xdna, "Failed to mmap dma buf %d", ret);
return ret;
@@ -391,10 +393,45 @@ static const struct dma_buf_ops amdxdna_dmabuf_ops = {
.vunmap = drm_gem_dmabuf_vunmap,
};
+static int amdxdna_gem_obj_vmap(struct amdxdna_gem_obj *abo, void **vaddr)
+{
+ struct iosys_map map = IOSYS_MAP_INIT_VADDR(NULL);
+ int ret;
+
+ if (is_import_bo(abo))
+ ret = dma_buf_vmap_unlocked(abo->dma_buf, &map);
+ else
+ ret = drm_gem_vmap(to_gobj(abo), &map);
+
+ *vaddr = map.vaddr;
+ return ret;
+}
+
+static void amdxdna_gem_obj_vunmap(struct amdxdna_gem_obj *abo)
+{
+ struct iosys_map map;
+
+ if (!abo->mem.kva)
+ return;
+
+ iosys_map_set_vaddr(&map, abo->mem.kva);
+
+ if (is_import_bo(abo))
+ dma_buf_vunmap_unlocked(abo->dma_buf, &map);
+ else
+ drm_gem_vunmap(to_gobj(abo), &map);
+}
+
static struct dma_buf *amdxdna_gem_prime_export(struct drm_gem_object *gobj, int flags)
{
+ struct amdxdna_gem_obj *abo = to_xdna_obj(gobj);
DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
+ if (abo->dma_buf) {
+ get_dma_buf(abo->dma_buf);
+ return abo->dma_buf;
+ }
+
exp_info.ops = &amdxdna_dmabuf_ops;
exp_info.size = gobj->size;
exp_info.flags = flags;
@@ -417,7 +454,6 @@ static void amdxdna_gem_obj_free(struct drm_gem_object *gobj)
{
struct amdxdna_dev *xdna = to_xdna_dev(gobj->dev);
struct amdxdna_gem_obj *abo = to_xdna_obj(gobj);
- struct iosys_map map = IOSYS_MAP_INIT_VADDR(abo->mem.kva);
XDNA_DBG(xdna, "BO type %d xdna_addr 0x%llx", abo->type, abo->mem.dev_addr);
@@ -430,7 +466,7 @@ static void amdxdna_gem_obj_free(struct drm_gem_object *gobj)
if (abo->type == AMDXDNA_BO_DEV_HEAP)
drm_mm_takedown(&abo->mm);
- drm_gem_vunmap(gobj, &map);
+ amdxdna_gem_obj_vunmap(abo);
mutex_destroy(&abo->lock);
if (is_import_bo(abo)) {
@@ -494,6 +530,68 @@ amdxdna_gem_create_object_cb(struct drm_device *dev, size_t size)
return to_gobj(abo);
}
+static struct amdxdna_gem_obj *
+amdxdna_gem_create_shmem_object(struct drm_device *dev, size_t size)
+{
+ struct drm_gem_shmem_object *shmem = drm_gem_shmem_create(dev, size);
+
+ if (IS_ERR(shmem))
+ return ERR_CAST(shmem);
+
+ shmem->map_wc = false;
+ return to_xdna_obj(&shmem->base);
+}
+
+static struct amdxdna_gem_obj *
+amdxdna_gem_create_ubuf_object(struct drm_device *dev, struct amdxdna_drm_create_bo *args)
+{
+ struct amdxdna_dev *xdna = to_xdna_dev(dev);
+ enum amdxdna_ubuf_flag flags = 0;
+ struct amdxdna_drm_va_tbl va_tbl;
+ struct drm_gem_object *gobj;
+ struct dma_buf *dma_buf;
+
+ if (copy_from_user(&va_tbl, u64_to_user_ptr(args->vaddr), sizeof(va_tbl))) {
+ XDNA_DBG(xdna, "Access va table failed");
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (va_tbl.num_entries) {
+ if (args->type == AMDXDNA_BO_CMD)
+ flags |= AMDXDNA_UBUF_FLAG_MAP_DMA;
+
+ dma_buf = amdxdna_get_ubuf(dev, flags, va_tbl.num_entries,
+ u64_to_user_ptr(args->vaddr + sizeof(va_tbl)));
+ } else {
+ dma_buf = dma_buf_get(va_tbl.dmabuf_fd);
+ }
+
+ if (IS_ERR(dma_buf))
+ return ERR_CAST(dma_buf);
+
+ gobj = amdxdna_gem_prime_import(dev, dma_buf);
+ if (IS_ERR(gobj)) {
+ dma_buf_put(dma_buf);
+ return ERR_CAST(gobj);
+ }
+
+ dma_buf_put(dma_buf);
+
+ return to_xdna_obj(gobj);
+}
+
+static struct amdxdna_gem_obj *
+amdxdna_gem_create_object(struct drm_device *dev,
+ struct amdxdna_drm_create_bo *args)
+{
+ size_t aligned_sz = PAGE_ALIGN(args->size);
+
+ if (args->vaddr)
+ return amdxdna_gem_create_ubuf_object(dev, args);
+
+ return amdxdna_gem_create_shmem_object(dev, aligned_sz);
+}
+
struct drm_gem_object *
amdxdna_gem_prime_import(struct drm_device *dev, struct dma_buf *dma_buf)
{
@@ -545,16 +643,12 @@ amdxdna_drm_alloc_shmem(struct drm_device *dev,
struct drm_file *filp)
{
struct amdxdna_client *client = filp->driver_priv;
- struct drm_gem_shmem_object *shmem;
struct amdxdna_gem_obj *abo;
- shmem = drm_gem_shmem_create(dev, args->size);
- if (IS_ERR(shmem))
- return ERR_CAST(shmem);
-
- shmem->map_wc = false;
+ abo = amdxdna_gem_create_object(dev, args);
+ if (IS_ERR(abo))
+ return ERR_CAST(abo);
- abo = to_xdna_obj(&shmem->base);
abo->client = client;
abo->type = AMDXDNA_BO_SHMEM;
@@ -567,9 +661,7 @@ amdxdna_drm_create_dev_heap(struct drm_device *dev,
struct drm_file *filp)
{
struct amdxdna_client *client = filp->driver_priv;
- struct iosys_map map = IOSYS_MAP_INIT_VADDR(NULL);
struct amdxdna_dev *xdna = to_xdna_dev(dev);
- struct drm_gem_shmem_object *shmem;
struct amdxdna_gem_obj *abo;
int ret;
@@ -586,25 +678,22 @@ amdxdna_drm_create_dev_heap(struct drm_device *dev,
goto mm_unlock;
}
- shmem = drm_gem_shmem_create(dev, args->size);
- if (IS_ERR(shmem)) {
- ret = PTR_ERR(shmem);
+ abo = amdxdna_gem_create_object(dev, args);
+ if (IS_ERR(abo)) {
+ ret = PTR_ERR(abo);
goto mm_unlock;
}
- shmem->map_wc = false;
- abo = to_xdna_obj(&shmem->base);
abo->type = AMDXDNA_BO_DEV_HEAP;
abo->client = client;
abo->mem.dev_addr = client->xdna->dev_info->dev_mem_base;
drm_mm_init(&abo->mm, abo->mem.dev_addr, abo->mem.size);
- ret = drm_gem_vmap(to_gobj(abo), &map);
+ ret = amdxdna_gem_obj_vmap(abo, &abo->mem.kva);
if (ret) {
XDNA_ERR(xdna, "Vmap heap bo failed, ret %d", ret);
goto release_obj;
}
- abo->mem.kva = map.vaddr;
client->dev_heap = abo;
drm_gem_object_get(to_gobj(abo));
@@ -655,9 +744,7 @@ amdxdna_drm_create_cmd_bo(struct drm_device *dev,
struct amdxdna_drm_create_bo *args,
struct drm_file *filp)
{
- struct iosys_map map = IOSYS_MAP_INIT_VADDR(NULL);
struct amdxdna_dev *xdna = to_xdna_dev(dev);
- struct drm_gem_shmem_object *shmem;
struct amdxdna_gem_obj *abo;
int ret;
@@ -671,27 +758,23 @@ amdxdna_drm_create_cmd_bo(struct drm_device *dev,
return ERR_PTR(-EINVAL);
}
- shmem = drm_gem_shmem_create(dev, args->size);
- if (IS_ERR(shmem))
- return ERR_CAST(shmem);
-
- shmem->map_wc = false;
- abo = to_xdna_obj(&shmem->base);
+ abo = amdxdna_gem_create_object(dev, args);
+ if (IS_ERR(abo))
+ return ERR_CAST(abo);
abo->type = AMDXDNA_BO_CMD;
abo->client = filp->driver_priv;
- ret = drm_gem_vmap(to_gobj(abo), &map);
+ ret = amdxdna_gem_obj_vmap(abo, &abo->mem.kva);
if (ret) {
XDNA_ERR(xdna, "Vmap cmd bo failed, ret %d", ret);
goto release_obj;
}
- abo->mem.kva = map.vaddr;
return abo;
release_obj:
- drm_gem_shmem_free(shmem);
+ drm_gem_object_put(to_gobj(abo));
return ERR_PTR(ret);
}
@@ -702,7 +785,7 @@ int amdxdna_drm_create_bo_ioctl(struct drm_device *dev, void *data, struct drm_f
struct amdxdna_gem_obj *abo;
int ret;
- if (args->flags || args->vaddr || !args->size)
+ if (args->flags)
return -EINVAL;
XDNA_DBG(xdna, "BO arg type %d vaddr 0x%llx size 0x%llx flags 0x%llx",
@@ -880,6 +963,9 @@ int amdxdna_drm_sync_bo_ioctl(struct drm_device *dev,
XDNA_DBG(xdna, "Sync bo %d offset 0x%llx, size 0x%llx\n",
args->handle, args->offset, args->size);
+ if (args->direction == SYNC_DIRECT_FROM_DEVICE)
+ ret = amdxdna_hwctx_sync_debug_bo(abo->client, args->handle);
+
put_obj:
drm_gem_object_put(gobj);
return ret;
diff --git a/drivers/accel/amdxdna/amdxdna_gem.h b/drivers/accel/amdxdna/amdxdna_gem.h
index ae29db94a9d3..f79fc7f3c93b 100644
--- a/drivers/accel/amdxdna/amdxdna_gem.h
+++ b/drivers/accel/amdxdna/amdxdna_gem.h
@@ -7,6 +7,7 @@
#define _AMDXDNA_GEM_H_
#include <linux/hmm.h>
+#include "amdxdna_pci_drv.h"
struct amdxdna_umap {
struct vm_area_struct *vma;
@@ -62,6 +63,11 @@ static inline void amdxdna_gem_put_obj(struct amdxdna_gem_obj *abo)
drm_gem_object_put(to_gobj(abo));
}
+static inline u64 amdxdna_dev_bo_offset(struct amdxdna_gem_obj *abo)
+{
+ return abo->mem.dev_addr - abo->client->dev_heap->mem.dev_addr;
+}
+
void amdxdna_umap_put(struct amdxdna_umap *mapp);
struct drm_gem_object *
diff --git a/drivers/accel/amdxdna/amdxdna_mailbox.c b/drivers/accel/amdxdna/amdxdna_mailbox.c
index da1ac89bb78f..858df97cd3fb 100644
--- a/drivers/accel/amdxdna/amdxdna_mailbox.c
+++ b/drivers/accel/amdxdna/amdxdna_mailbox.c
@@ -194,7 +194,8 @@ static void mailbox_release_msg(struct mailbox_channel *mb_chann,
{
MB_DBG(mb_chann, "msg_id 0x%x msg opcode 0x%x",
mb_msg->pkg.header.id, mb_msg->pkg.header.opcode);
- mb_msg->notify_cb(mb_msg->handle, NULL, 0);
+ if (mb_msg->notify_cb)
+ mb_msg->notify_cb(mb_msg->handle, NULL, 0);
kfree(mb_msg);
}
@@ -248,7 +249,7 @@ mailbox_get_resp(struct mailbox_channel *mb_chann, struct xdna_msg_header *heade
{
struct mailbox_msg *mb_msg;
int msg_id;
- int ret;
+ int ret = 0;
msg_id = header->id;
if (!mailbox_validate_msgid(msg_id)) {
@@ -265,9 +266,11 @@ mailbox_get_resp(struct mailbox_channel *mb_chann, struct xdna_msg_header *heade
MB_DBG(mb_chann, "opcode 0x%x size %d id 0x%x",
header->opcode, header->total_size, header->id);
- ret = mb_msg->notify_cb(mb_msg->handle, data, header->total_size);
- if (unlikely(ret))
- MB_ERR(mb_chann, "Message callback ret %d", ret);
+ if (mb_msg->notify_cb) {
+ ret = mb_msg->notify_cb(mb_msg->handle, data, header->total_size);
+ if (unlikely(ret))
+ MB_ERR(mb_chann, "Message callback ret %d", ret);
+ }
kfree(mb_msg);
return ret;
@@ -513,6 +516,7 @@ xdna_mailbox_create_channel(struct mailbox *mb,
}
mb_chann->bad_state = false;
+ mailbox_reg_write(mb_chann, mb_chann->iohub_int_addr, 0);
MB_DBG(mb_chann, "Mailbox channel created (irq: %d)", mb_chann->msix_irq);
return mb_chann;
diff --git a/drivers/accel/amdxdna/amdxdna_mailbox_helper.h b/drivers/accel/amdxdna/amdxdna_mailbox_helper.h
index 710ff8873d61..556c712cad0a 100644
--- a/drivers/accel/amdxdna/amdxdna_mailbox_helper.h
+++ b/drivers/accel/amdxdna/amdxdna_mailbox_helper.h
@@ -16,16 +16,18 @@ struct xdna_notify {
u32 *data;
size_t size;
int error;
+ u32 *status;
};
-#define DECLARE_XDNA_MSG_COMMON(name, op, status) \
+#define DECLARE_XDNA_MSG_COMMON(name, op, s) \
struct name##_req req = { 0 }; \
- struct name##_resp resp = { status }; \
+ struct name##_resp resp = { .status = s }; \
struct xdna_notify hdl = { \
.error = 0, \
.data = (u32 *)&resp, \
.size = sizeof(resp), \
.comp = COMPLETION_INITIALIZER_ONSTACK(hdl.comp), \
+ .status = (u32 *)&resp.status, \
}; \
struct xdna_mailbox_msg msg = { \
.send_data = (u8 *)&req, \
diff --git a/drivers/accel/amdxdna/amdxdna_pci_drv.c b/drivers/accel/amdxdna/amdxdna_pci_drv.c
index f2bf1d374cc7..1973ab67721b 100644
--- a/drivers/accel/amdxdna/amdxdna_pci_drv.c
+++ b/drivers/accel/amdxdna/amdxdna_pci_drv.c
@@ -13,13 +13,11 @@
#include <drm/gpu_scheduler.h>
#include <linux/iommu.h>
#include <linux/pci.h>
-#include <linux/pm_runtime.h>
#include "amdxdna_ctx.h"
#include "amdxdna_gem.h"
#include "amdxdna_pci_drv.h"
-
-#define AMDXDNA_AUTOSUSPEND_DELAY 5000 /* milliseconds */
+#include "amdxdna_pm.h"
MODULE_FIRMWARE("amdnpu/1502_00/npu.sbin");
MODULE_FIRMWARE("amdnpu/17f0_10/npu.sbin");
@@ -27,6 +25,18 @@ MODULE_FIRMWARE("amdnpu/17f0_11/npu.sbin");
MODULE_FIRMWARE("amdnpu/17f0_20/npu.sbin");
/*
+ * 0.0: Initial version
+ * 0.1: Support getting all hardware contexts by DRM_IOCTL_AMDXDNA_GET_ARRAY
+ * 0.2: Support getting last error hardware error
+ * 0.3: Support firmware debug buffer
+ * 0.4: Support getting resource information
+ * 0.5: Support getting telemetry data
+ * 0.6: Support preemption
+ */
+#define AMDXDNA_DRIVER_MAJOR 0
+#define AMDXDNA_DRIVER_MINOR 6
+
+/*
* Bind the driver base on (vendor_id, device_id) pair and later use the
* (device_id, rev_id) pair as a key to select the devices. The devices with
* same device_id have very similar interface to host driver.
@@ -54,17 +64,9 @@ static int amdxdna_drm_open(struct drm_device *ddev, struct drm_file *filp)
struct amdxdna_client *client;
int ret;
- ret = pm_runtime_resume_and_get(ddev->dev);
- if (ret) {
- XDNA_ERR(xdna, "Failed to get rpm, ret %d", ret);
- return ret;
- }
-
client = kzalloc(sizeof(*client), GFP_KERNEL);
- if (!client) {
- ret = -ENOMEM;
- goto put_rpm;
- }
+ if (!client)
+ return -ENOMEM;
client->pid = pid_nr(rcu_access_pointer(filp->pid));
client->xdna = xdna;
@@ -81,7 +83,6 @@ static int amdxdna_drm_open(struct drm_device *ddev, struct drm_file *filp)
ret = -ENODEV;
goto unbind_sva;
}
- mutex_init(&client->hwctx_lock);
init_srcu_struct(&client->hwctx_srcu);
xa_init_flags(&client->hwctx_xa, XA_FLAGS_ALLOC);
mutex_init(&client->mm_lock);
@@ -100,9 +101,6 @@ unbind_sva:
iommu_sva_unbind_device(client->sva);
failed:
kfree(client);
-put_rpm:
- pm_runtime_mark_last_busy(ddev->dev);
- pm_runtime_put_autosuspend(ddev->dev);
return ret;
}
@@ -116,7 +114,6 @@ static void amdxdna_drm_close(struct drm_device *ddev, struct drm_file *filp)
xa_destroy(&client->hwctx_xa);
cleanup_srcu_struct(&client->hwctx_srcu);
- mutex_destroy(&client->hwctx_lock);
mutex_destroy(&client->mm_lock);
if (client->dev_heap)
drm_gem_object_put(to_gobj(client->dev_heap));
@@ -125,8 +122,6 @@ static void amdxdna_drm_close(struct drm_device *ddev, struct drm_file *filp)
XDNA_DBG(xdna, "pid %d closed", client->pid);
kfree(client);
- pm_runtime_mark_last_busy(ddev->dev);
- pm_runtime_put_autosuspend(ddev->dev);
}
static int amdxdna_flush(struct file *f, fl_owner_t id)
@@ -142,8 +137,8 @@ static int amdxdna_flush(struct file *f, fl_owner_t id)
mutex_lock(&xdna->dev_lock);
list_del_init(&client->node);
- mutex_unlock(&xdna->dev_lock);
amdxdna_hwctx_remove_all(client);
+ mutex_unlock(&xdna->dev_lock);
drm_dev_exit(idx);
return 0;
@@ -166,6 +161,23 @@ static int amdxdna_drm_get_info_ioctl(struct drm_device *dev, void *data, struct
return ret;
}
+static int amdxdna_drm_get_array_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *filp)
+{
+ struct amdxdna_client *client = filp->driver_priv;
+ struct amdxdna_dev *xdna = to_xdna_dev(dev);
+ struct amdxdna_drm_get_array *args = data;
+
+ if (!xdna->dev_info->ops->get_array)
+ return -EOPNOTSUPP;
+
+ if (args->pad || !args->num_element || !args->element_size)
+ return -EINVAL;
+
+ guard(mutex)(&xdna->dev_lock);
+ return xdna->dev_info->ops->get_array(client, args);
+}
+
static int amdxdna_drm_set_state_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
{
struct amdxdna_client *client = filp->driver_priv;
@@ -197,6 +209,7 @@ static const struct drm_ioctl_desc amdxdna_drm_ioctls[] = {
DRM_IOCTL_DEF_DRV(AMDXDNA_EXEC_CMD, amdxdna_drm_submit_cmd_ioctl, 0),
/* AIE hardware */
DRM_IOCTL_DEF_DRV(AMDXDNA_GET_INFO, amdxdna_drm_get_info_ioctl, 0),
+ DRM_IOCTL_DEF_DRV(AMDXDNA_GET_ARRAY, amdxdna_drm_get_array_ioctl, 0),
DRM_IOCTL_DEF_DRV(AMDXDNA_SET_STATE, amdxdna_drm_set_state_ioctl, DRM_ROOT_ONLY),
};
@@ -220,6 +233,8 @@ const struct drm_driver amdxdna_drm_drv = {
.fops = &amdxdna_fops,
.name = "amdxdna_accel_driver",
.desc = "AMD XDNA DRM implementation",
+ .major = AMDXDNA_DRIVER_MAJOR,
+ .minor = AMDXDNA_DRIVER_MINOR,
.open = amdxdna_drm_open,
.postclose = amdxdna_drm_close,
.ioctls = amdxdna_drm_ioctls,
@@ -285,19 +300,12 @@ static int amdxdna_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto failed_dev_fini;
}
- pm_runtime_set_autosuspend_delay(dev, AMDXDNA_AUTOSUSPEND_DELAY);
- pm_runtime_use_autosuspend(dev);
- pm_runtime_allow(dev);
-
ret = drm_dev_register(&xdna->ddev, 0);
if (ret) {
XDNA_ERR(xdna, "DRM register failed, ret %d", ret);
- pm_runtime_forbid(dev);
goto failed_sysfs_fini;
}
- pm_runtime_mark_last_busy(dev);
- pm_runtime_put_autosuspend(dev);
return 0;
failed_sysfs_fini:
@@ -314,14 +322,10 @@ destroy_notifier_wq:
static void amdxdna_remove(struct pci_dev *pdev)
{
struct amdxdna_dev *xdna = pci_get_drvdata(pdev);
- struct device *dev = &pdev->dev;
struct amdxdna_client *client;
destroy_workqueue(xdna->notifier_wq);
- pm_runtime_get_noresume(dev);
- pm_runtime_forbid(dev);
-
drm_dev_unplug(&xdna->ddev);
amdxdna_sysfs_fini(xdna);
@@ -330,11 +334,8 @@ static void amdxdna_remove(struct pci_dev *pdev)
struct amdxdna_client, node);
while (client) {
list_del_init(&client->node);
- mutex_unlock(&xdna->dev_lock);
-
amdxdna_hwctx_remove_all(client);
- mutex_lock(&xdna->dev_lock);
client = list_first_entry_or_null(&xdna->client_list,
struct amdxdna_client, node);
}
@@ -343,89 +344,9 @@ static void amdxdna_remove(struct pci_dev *pdev)
mutex_unlock(&xdna->dev_lock);
}
-static int amdxdna_dev_suspend_nolock(struct amdxdna_dev *xdna)
-{
- if (xdna->dev_info->ops->suspend)
- xdna->dev_info->ops->suspend(xdna);
-
- return 0;
-}
-
-static int amdxdna_dev_resume_nolock(struct amdxdna_dev *xdna)
-{
- if (xdna->dev_info->ops->resume)
- return xdna->dev_info->ops->resume(xdna);
-
- return 0;
-}
-
-static int amdxdna_pmops_suspend(struct device *dev)
-{
- struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
- struct amdxdna_client *client;
-
- mutex_lock(&xdna->dev_lock);
- list_for_each_entry(client, &xdna->client_list, node)
- amdxdna_hwctx_suspend(client);
-
- amdxdna_dev_suspend_nolock(xdna);
- mutex_unlock(&xdna->dev_lock);
-
- return 0;
-}
-
-static int amdxdna_pmops_resume(struct device *dev)
-{
- struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
- struct amdxdna_client *client;
- int ret;
-
- XDNA_INFO(xdna, "firmware resuming...");
- mutex_lock(&xdna->dev_lock);
- ret = amdxdna_dev_resume_nolock(xdna);
- if (ret) {
- XDNA_ERR(xdna, "resume NPU firmware failed");
- mutex_unlock(&xdna->dev_lock);
- return ret;
- }
-
- XDNA_INFO(xdna, "hardware context resuming...");
- list_for_each_entry(client, &xdna->client_list, node)
- amdxdna_hwctx_resume(client);
- mutex_unlock(&xdna->dev_lock);
-
- return 0;
-}
-
-static int amdxdna_rpmops_suspend(struct device *dev)
-{
- struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
- int ret;
-
- mutex_lock(&xdna->dev_lock);
- ret = amdxdna_dev_suspend_nolock(xdna);
- mutex_unlock(&xdna->dev_lock);
-
- XDNA_DBG(xdna, "Runtime suspend done ret: %d", ret);
- return ret;
-}
-
-static int amdxdna_rpmops_resume(struct device *dev)
-{
- struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
- int ret;
-
- mutex_lock(&xdna->dev_lock);
- ret = amdxdna_dev_resume_nolock(xdna);
- mutex_unlock(&xdna->dev_lock);
-
- XDNA_DBG(xdna, "Runtime resume done ret: %d", ret);
- return ret;
-}
-
static const struct dev_pm_ops amdxdna_pm_ops = {
- SYSTEM_SLEEP_PM_OPS(amdxdna_pmops_suspend, amdxdna_pmops_resume)
- RUNTIME_PM_OPS(amdxdna_rpmops_suspend, amdxdna_rpmops_resume, NULL)
+ SYSTEM_SLEEP_PM_OPS(amdxdna_pm_suspend, amdxdna_pm_resume)
+ RUNTIME_PM_OPS(amdxdna_pm_suspend, amdxdna_pm_resume, NULL)
};
static struct pci_driver amdxdna_pci_driver = {
diff --git a/drivers/accel/amdxdna/amdxdna_pci_drv.h b/drivers/accel/amdxdna/amdxdna_pci_drv.h
index ab79600911aa..c99477f5e454 100644
--- a/drivers/accel/amdxdna/amdxdna_pci_drv.h
+++ b/drivers/accel/amdxdna/amdxdna_pci_drv.h
@@ -6,6 +6,7 @@
#ifndef _AMDXDNA_PCI_DRV_H_
#define _AMDXDNA_PCI_DRV_H_
+#include <drm/drm_print.h>
#include <linux/workqueue.h>
#include <linux/xarray.h>
@@ -50,16 +51,16 @@ struct amdxdna_dev_ops {
int (*init)(struct amdxdna_dev *xdna);
void (*fini)(struct amdxdna_dev *xdna);
int (*resume)(struct amdxdna_dev *xdna);
- void (*suspend)(struct amdxdna_dev *xdna);
+ int (*suspend)(struct amdxdna_dev *xdna);
int (*hwctx_init)(struct amdxdna_hwctx *hwctx);
void (*hwctx_fini)(struct amdxdna_hwctx *hwctx);
int (*hwctx_config)(struct amdxdna_hwctx *hwctx, u32 type, u64 value, void *buf, u32 size);
+ int (*hwctx_sync_debug_bo)(struct amdxdna_hwctx *hwctx, u32 debug_bo_hdl);
void (*hmm_invalidate)(struct amdxdna_gem_obj *abo, unsigned long cur_seq);
- void (*hwctx_suspend)(struct amdxdna_hwctx *hwctx);
- void (*hwctx_resume)(struct amdxdna_hwctx *hwctx);
int (*cmd_submit)(struct amdxdna_hwctx *hwctx, struct amdxdna_sched_job *job, u64 *seq);
int (*get_aie_info)(struct amdxdna_client *client, struct amdxdna_drm_get_info *args);
int (*set_aie_state)(struct amdxdna_client *client, struct amdxdna_drm_set_state *args);
+ int (*get_array)(struct amdxdna_client *client, struct amdxdna_drm_get_array *args);
};
/*
@@ -100,6 +101,7 @@ struct amdxdna_dev {
struct amdxdna_fw_ver fw_ver;
struct rw_semaphore notifier_lock; /* for mmu notifier*/
struct workqueue_struct *notifier_wq;
+ bool rpm_on;
};
/*
@@ -118,8 +120,6 @@ struct amdxdna_device_id {
struct amdxdna_client {
struct list_head node;
pid_t pid;
- struct mutex hwctx_lock; /* protect hwctx */
- /* do NOT wait this srcu when hwctx_lock is held */
struct srcu_struct hwctx_srcu;
struct xarray hwctx_xa;
u32 next_hwctxid;
diff --git a/drivers/accel/amdxdna/amdxdna_pm.c b/drivers/accel/amdxdna/amdxdna_pm.c
new file mode 100644
index 000000000000..fa38e65d617c
--- /dev/null
+++ b/drivers/accel/amdxdna/amdxdna_pm.c
@@ -0,0 +1,94 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2025, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/amdxdna_accel.h>
+#include <drm/drm_drv.h>
+#include <linux/pm_runtime.h>
+
+#include "amdxdna_pm.h"
+
+#define AMDXDNA_AUTOSUSPEND_DELAY 5000 /* milliseconds */
+
+int amdxdna_pm_suspend(struct device *dev)
+{
+ struct amdxdna_dev *xdna = to_xdna_dev(dev_get_drvdata(dev));
+ int ret = -EOPNOTSUPP;
+ bool rpm;
+
+ if (xdna->dev_info->ops->suspend) {
+ rpm = xdna->rpm_on;
+ xdna->rpm_on = false;
+ ret = xdna->dev_info->ops->suspend(xdna);
+ xdna->rpm_on = rpm;
+ }
+
+ XDNA_DBG(xdna, "Suspend done ret %d", ret);
+ return ret;
+}
+
+int amdxdna_pm_resume(struct device *dev)
+{
+ struct amdxdna_dev *xdna = to_xdna_dev(dev_get_drvdata(dev));
+ int ret = -EOPNOTSUPP;
+ bool rpm;
+
+ if (xdna->dev_info->ops->resume) {
+ rpm = xdna->rpm_on;
+ xdna->rpm_on = false;
+ ret = xdna->dev_info->ops->resume(xdna);
+ xdna->rpm_on = rpm;
+ }
+
+ XDNA_DBG(xdna, "Resume done ret %d", ret);
+ return ret;
+}
+
+int amdxdna_pm_resume_get(struct amdxdna_dev *xdna)
+{
+ struct device *dev = xdna->ddev.dev;
+ int ret;
+
+ if (!xdna->rpm_on)
+ return 0;
+
+ ret = pm_runtime_resume_and_get(dev);
+ if (ret) {
+ XDNA_ERR(xdna, "Resume failed: %d", ret);
+ pm_runtime_set_suspended(dev);
+ }
+
+ return ret;
+}
+
+void amdxdna_pm_suspend_put(struct amdxdna_dev *xdna)
+{
+ struct device *dev = xdna->ddev.dev;
+
+ if (!xdna->rpm_on)
+ return;
+
+ pm_runtime_put_autosuspend(dev);
+}
+
+void amdxdna_pm_init(struct amdxdna_dev *xdna)
+{
+ struct device *dev = xdna->ddev.dev;
+
+ pm_runtime_set_active(dev);
+ pm_runtime_set_autosuspend_delay(dev, AMDXDNA_AUTOSUSPEND_DELAY);
+ pm_runtime_use_autosuspend(dev);
+ pm_runtime_allow(dev);
+ pm_runtime_put_autosuspend(dev);
+ xdna->rpm_on = true;
+}
+
+void amdxdna_pm_fini(struct amdxdna_dev *xdna)
+{
+ struct device *dev = xdna->ddev.dev;
+
+ xdna->rpm_on = false;
+ pm_runtime_get_noresume(dev);
+ pm_runtime_forbid(dev);
+}
diff --git a/drivers/accel/amdxdna/amdxdna_pm.h b/drivers/accel/amdxdna/amdxdna_pm.h
new file mode 100644
index 000000000000..77b2d6e45570
--- /dev/null
+++ b/drivers/accel/amdxdna/amdxdna_pm.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2025, Advanced Micro Devices, Inc.
+ */
+
+#ifndef _AMDXDNA_PM_H_
+#define _AMDXDNA_PM_H_
+
+#include "amdxdna_pci_drv.h"
+
+int amdxdna_pm_suspend(struct device *dev);
+int amdxdna_pm_resume(struct device *dev);
+int amdxdna_pm_resume_get(struct amdxdna_dev *xdna);
+void amdxdna_pm_suspend_put(struct amdxdna_dev *xdna);
+void amdxdna_pm_init(struct amdxdna_dev *xdna);
+void amdxdna_pm_fini(struct amdxdna_dev *xdna);
+
+#endif /* _AMDXDNA_PM_H_ */
diff --git a/drivers/accel/amdxdna/amdxdna_ubuf.c b/drivers/accel/amdxdna/amdxdna_ubuf.c
new file mode 100644
index 000000000000..077b2261cf2a
--- /dev/null
+++ b/drivers/accel/amdxdna/amdxdna_ubuf.c
@@ -0,0 +1,232 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2025, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/amdxdna_accel.h>
+#include <drm/drm_device.h>
+#include <drm/drm_print.h>
+#include <linux/dma-buf.h>
+#include <linux/pagemap.h>
+#include <linux/vmalloc.h>
+
+#include "amdxdna_pci_drv.h"
+#include "amdxdna_ubuf.h"
+
+struct amdxdna_ubuf_priv {
+ struct page **pages;
+ u64 nr_pages;
+ enum amdxdna_ubuf_flag flags;
+ struct mm_struct *mm;
+};
+
+static struct sg_table *amdxdna_ubuf_map(struct dma_buf_attachment *attach,
+ enum dma_data_direction direction)
+{
+ struct amdxdna_ubuf_priv *ubuf = attach->dmabuf->priv;
+ struct sg_table *sg;
+ int ret;
+
+ sg = kzalloc(sizeof(*sg), GFP_KERNEL);
+ if (!sg)
+ return ERR_PTR(-ENOMEM);
+
+ ret = sg_alloc_table_from_pages(sg, ubuf->pages, ubuf->nr_pages, 0,
+ ubuf->nr_pages << PAGE_SHIFT, GFP_KERNEL);
+ if (ret)
+ return ERR_PTR(ret);
+
+ if (ubuf->flags & AMDXDNA_UBUF_FLAG_MAP_DMA) {
+ ret = dma_map_sgtable(attach->dev, sg, direction, 0);
+ if (ret)
+ return ERR_PTR(ret);
+ }
+
+ return sg;
+}
+
+static void amdxdna_ubuf_unmap(struct dma_buf_attachment *attach,
+ struct sg_table *sg,
+ enum dma_data_direction direction)
+{
+ struct amdxdna_ubuf_priv *ubuf = attach->dmabuf->priv;
+
+ if (ubuf->flags & AMDXDNA_UBUF_FLAG_MAP_DMA)
+ dma_unmap_sgtable(attach->dev, sg, direction, 0);
+
+ sg_free_table(sg);
+ kfree(sg);
+}
+
+static void amdxdna_ubuf_release(struct dma_buf *dbuf)
+{
+ struct amdxdna_ubuf_priv *ubuf = dbuf->priv;
+
+ unpin_user_pages(ubuf->pages, ubuf->nr_pages);
+ kvfree(ubuf->pages);
+ atomic64_sub(ubuf->nr_pages, &ubuf->mm->pinned_vm);
+ mmdrop(ubuf->mm);
+ kfree(ubuf);
+}
+
+static vm_fault_t amdxdna_ubuf_vm_fault(struct vm_fault *vmf)
+{
+ struct vm_area_struct *vma = vmf->vma;
+ struct amdxdna_ubuf_priv *ubuf;
+ unsigned long pfn;
+ pgoff_t pgoff;
+
+ ubuf = vma->vm_private_data;
+ pgoff = (vmf->address - vma->vm_start) >> PAGE_SHIFT;
+
+ pfn = page_to_pfn(ubuf->pages[pgoff]);
+ return vmf_insert_pfn(vma, vmf->address, pfn);
+}
+
+static const struct vm_operations_struct amdxdna_ubuf_vm_ops = {
+ .fault = amdxdna_ubuf_vm_fault,
+};
+
+static int amdxdna_ubuf_mmap(struct dma_buf *dbuf, struct vm_area_struct *vma)
+{
+ struct amdxdna_ubuf_priv *ubuf = dbuf->priv;
+
+ vma->vm_ops = &amdxdna_ubuf_vm_ops;
+ vma->vm_private_data = ubuf;
+ vm_flags_set(vma, VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP);
+
+ return 0;
+}
+
+static int amdxdna_ubuf_vmap(struct dma_buf *dbuf, struct iosys_map *map)
+{
+ struct amdxdna_ubuf_priv *ubuf = dbuf->priv;
+ void *kva;
+
+ kva = vmap(ubuf->pages, ubuf->nr_pages, VM_MAP, PAGE_KERNEL);
+ if (!kva)
+ return -EINVAL;
+
+ iosys_map_set_vaddr(map, kva);
+ return 0;
+}
+
+static void amdxdna_ubuf_vunmap(struct dma_buf *dbuf, struct iosys_map *map)
+{
+ vunmap(map->vaddr);
+}
+
+static const struct dma_buf_ops amdxdna_ubuf_dmabuf_ops = {
+ .map_dma_buf = amdxdna_ubuf_map,
+ .unmap_dma_buf = amdxdna_ubuf_unmap,
+ .release = amdxdna_ubuf_release,
+ .mmap = amdxdna_ubuf_mmap,
+ .vmap = amdxdna_ubuf_vmap,
+ .vunmap = amdxdna_ubuf_vunmap,
+};
+
+struct dma_buf *amdxdna_get_ubuf(struct drm_device *dev,
+ enum amdxdna_ubuf_flag flags,
+ u32 num_entries, void __user *va_entries)
+{
+ struct amdxdna_dev *xdna = to_xdna_dev(dev);
+ unsigned long lock_limit, new_pinned;
+ struct amdxdna_drm_va_entry *va_ent;
+ struct amdxdna_ubuf_priv *ubuf;
+ u32 npages, start = 0;
+ struct dma_buf *dbuf;
+ int i, ret;
+ DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
+
+ if (!can_do_mlock())
+ return ERR_PTR(-EPERM);
+
+ ubuf = kzalloc(sizeof(*ubuf), GFP_KERNEL);
+ if (!ubuf)
+ return ERR_PTR(-ENOMEM);
+
+ ubuf->flags = flags;
+ ubuf->mm = current->mm;
+ mmgrab(ubuf->mm);
+
+ va_ent = kvcalloc(num_entries, sizeof(*va_ent), GFP_KERNEL);
+ if (!va_ent) {
+ ret = -ENOMEM;
+ goto free_ubuf;
+ }
+
+ if (copy_from_user(va_ent, va_entries, sizeof(*va_ent) * num_entries)) {
+ XDNA_DBG(xdna, "Access va entries failed");
+ ret = -EINVAL;
+ goto free_ent;
+ }
+
+ for (i = 0, exp_info.size = 0; i < num_entries; i++) {
+ if (!IS_ALIGNED(va_ent[i].vaddr, PAGE_SIZE) ||
+ !IS_ALIGNED(va_ent[i].len, PAGE_SIZE)) {
+ XDNA_ERR(xdna, "Invalid address or len %llx, %llx",
+ va_ent[i].vaddr, va_ent[i].len);
+ ret = -EINVAL;
+ goto free_ent;
+ }
+
+ exp_info.size += va_ent[i].len;
+ }
+
+ ubuf->nr_pages = exp_info.size >> PAGE_SHIFT;
+ lock_limit = rlimit(RLIMIT_MEMLOCK) >> PAGE_SHIFT;
+ new_pinned = atomic64_add_return(ubuf->nr_pages, &ubuf->mm->pinned_vm);
+ if (new_pinned > lock_limit && !capable(CAP_IPC_LOCK)) {
+ XDNA_DBG(xdna, "New pin %ld, limit %ld, cap %d",
+ new_pinned, lock_limit, capable(CAP_IPC_LOCK));
+ ret = -ENOMEM;
+ goto sub_pin_cnt;
+ }
+
+ ubuf->pages = kvmalloc_array(ubuf->nr_pages, sizeof(*ubuf->pages), GFP_KERNEL);
+ if (!ubuf->pages) {
+ ret = -ENOMEM;
+ goto sub_pin_cnt;
+ }
+
+ for (i = 0; i < num_entries; i++) {
+ npages = va_ent[i].len >> PAGE_SHIFT;
+
+ ret = pin_user_pages_fast(va_ent[i].vaddr, npages,
+ FOLL_WRITE | FOLL_LONGTERM,
+ &ubuf->pages[start]);
+ if (ret < 0 || ret != npages) {
+ ret = -ENOMEM;
+ XDNA_ERR(xdna, "Failed to pin pages ret %d", ret);
+ goto destroy_pages;
+ }
+
+ start += ret;
+ }
+
+ exp_info.ops = &amdxdna_ubuf_dmabuf_ops;
+ exp_info.priv = ubuf;
+ exp_info.flags = O_RDWR | O_CLOEXEC;
+
+ dbuf = dma_buf_export(&exp_info);
+ if (IS_ERR(dbuf)) {
+ ret = PTR_ERR(dbuf);
+ goto destroy_pages;
+ }
+ kvfree(va_ent);
+
+ return dbuf;
+
+destroy_pages:
+ if (start)
+ unpin_user_pages(ubuf->pages, start);
+ kvfree(ubuf->pages);
+sub_pin_cnt:
+ atomic64_sub(ubuf->nr_pages, &ubuf->mm->pinned_vm);
+free_ent:
+ kvfree(va_ent);
+free_ubuf:
+ mmdrop(ubuf->mm);
+ kfree(ubuf);
+ return ERR_PTR(ret);
+}
diff --git a/drivers/accel/amdxdna/amdxdna_ubuf.h b/drivers/accel/amdxdna/amdxdna_ubuf.h
new file mode 100644
index 000000000000..e5cb3bdb3ec9
--- /dev/null
+++ b/drivers/accel/amdxdna/amdxdna_ubuf.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2025, Advanced Micro Devices, Inc.
+ */
+#ifndef _AMDXDNA_UBUF_H_
+#define _AMDXDNA_UBUF_H_
+
+#include <drm/drm_device.h>
+#include <linux/dma-buf.h>
+
+enum amdxdna_ubuf_flag {
+ AMDXDNA_UBUF_FLAG_MAP_DMA = 1,
+};
+
+struct dma_buf *amdxdna_get_ubuf(struct drm_device *dev,
+ enum amdxdna_ubuf_flag flags,
+ u32 num_entries, void __user *va_entries);
+
+#endif /* _AMDXDNA_UBUF_H_ */
diff --git a/drivers/accel/amdxdna/npu1_regs.c b/drivers/accel/amdxdna/npu1_regs.c
index e4f6dac7d00f..ec407f3b48fc 100644
--- a/drivers/accel/amdxdna/npu1_regs.c
+++ b/drivers/accel/amdxdna/npu1_regs.c
@@ -46,6 +46,7 @@
const struct rt_config npu1_default_rt_cfg[] = {
{ 2, 1, AIE2_RT_CFG_INIT }, /* PDI APP LOAD MODE */
+ { 4, 1, AIE2_RT_CFG_INIT }, /* Debug BO */
{ 1, 1, AIE2_RT_CFG_CLK_GATING }, /* Clock gating on */
{ 0 },
};
@@ -62,16 +63,23 @@ const struct dpm_clk_freq npu1_dpm_clk_table[] = {
{ 0 }
};
+static const struct aie2_fw_feature_tbl npu1_fw_feature_table[] = {
+ { .feature = AIE2_NPU_COMMAND, .min_minor = 8 },
+ { 0 }
+};
+
static const struct amdxdna_dev_priv npu1_dev_priv = {
.fw_path = "amdnpu/1502_00/npu.sbin",
.protocol_major = 0x5,
.protocol_minor = 0x7,
.rt_config = npu1_default_rt_cfg,
.dpm_clk_tbl = npu1_dpm_clk_table,
+ .fw_feature_tbl = npu1_fw_feature_table,
.col_align = COL_ALIGN_NONE,
.mbox_dev_addr = NPU1_MBOX_BAR_BASE,
.mbox_size = 0, /* Use BAR size */
.sram_dev_addr = NPU1_SRAM_BAR_BASE,
+ .hwctx_limit = 6,
.sram_offs = {
DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU1_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU1_SRAM, MPNPU_SRAM_I2X_MAILBOX_15),
diff --git a/drivers/accel/amdxdna/npu2_regs.c b/drivers/accel/amdxdna/npu2_regs.c
index a081cac75ee0..86f87d0d1354 100644
--- a/drivers/accel/amdxdna/npu2_regs.c
+++ b/drivers/accel/amdxdna/npu2_regs.c
@@ -67,10 +67,12 @@ static const struct amdxdna_dev_priv npu2_dev_priv = {
.protocol_minor = 0x6,
.rt_config = npu4_default_rt_cfg,
.dpm_clk_tbl = npu4_dpm_clk_table,
+ .fw_feature_tbl = npu4_fw_feature_table,
.col_align = COL_ALIGN_NATURE,
.mbox_dev_addr = NPU2_MBOX_BAR_BASE,
.mbox_size = 0, /* Use BAR size */
.sram_dev_addr = NPU2_SRAM_BAR_BASE,
+ .hwctx_limit = 16,
.sram_offs = {
DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU2_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU2_SRAM, MPNPU_SRAM_X2I_MAILBOX_15),
diff --git a/drivers/accel/amdxdna/npu4_regs.c b/drivers/accel/amdxdna/npu4_regs.c
index 9f2e33182ec6..986a5f28ba24 100644
--- a/drivers/accel/amdxdna/npu4_regs.c
+++ b/drivers/accel/amdxdna/npu4_regs.c
@@ -63,10 +63,14 @@
const struct rt_config npu4_default_rt_cfg[] = {
{ 5, 1, AIE2_RT_CFG_INIT }, /* PDI APP LOAD MODE */
+ { 10, 1, AIE2_RT_CFG_INIT }, /* DEBUG BUF */
+ { 14, 0, AIE2_RT_CFG_INIT, BIT_U64(AIE2_PREEMPT) }, /* Frame boundary preemption */
{ 1, 1, AIE2_RT_CFG_CLK_GATING }, /* Clock gating on */
{ 2, 1, AIE2_RT_CFG_CLK_GATING }, /* Clock gating on */
{ 3, 1, AIE2_RT_CFG_CLK_GATING }, /* Clock gating on */
{ 4, 1, AIE2_RT_CFG_CLK_GATING }, /* Clock gating on */
+ { 13, 0, AIE2_RT_CFG_FORCE_PREEMPT },
+ { 14, 0, AIE2_RT_CFG_FRAME_BOUNDARY_PREEMPT },
{ 0 },
};
@@ -82,16 +86,24 @@ const struct dpm_clk_freq npu4_dpm_clk_table[] = {
{ 0 }
};
+const struct aie2_fw_feature_tbl npu4_fw_feature_table[] = {
+ { .feature = AIE2_NPU_COMMAND, .min_minor = 15 },
+ { .feature = AIE2_PREEMPT, .min_minor = 12 },
+ { 0 }
+};
+
static const struct amdxdna_dev_priv npu4_dev_priv = {
.fw_path = "amdnpu/17f0_10/npu.sbin",
.protocol_major = 0x6,
.protocol_minor = 12,
.rt_config = npu4_default_rt_cfg,
.dpm_clk_tbl = npu4_dpm_clk_table,
+ .fw_feature_tbl = npu4_fw_feature_table,
.col_align = COL_ALIGN_NATURE,
.mbox_dev_addr = NPU4_MBOX_BAR_BASE,
.mbox_size = 0, /* Use BAR size */
.sram_dev_addr = NPU4_SRAM_BAR_BASE,
+ .hwctx_limit = 16,
.sram_offs = {
DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU4_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU4_SRAM, MPNPU_SRAM_X2I_MAILBOX_15),
diff --git a/drivers/accel/amdxdna/npu5_regs.c b/drivers/accel/amdxdna/npu5_regs.c
index 5f1cf83461c4..75ad97f0b937 100644
--- a/drivers/accel/amdxdna/npu5_regs.c
+++ b/drivers/accel/amdxdna/npu5_regs.c
@@ -67,10 +67,12 @@ static const struct amdxdna_dev_priv npu5_dev_priv = {
.protocol_minor = 12,
.rt_config = npu4_default_rt_cfg,
.dpm_clk_tbl = npu4_dpm_clk_table,
+ .fw_feature_tbl = npu4_fw_feature_table,
.col_align = COL_ALIGN_NATURE,
.mbox_dev_addr = NPU5_MBOX_BAR_BASE,
.mbox_size = 0, /* Use BAR size */
.sram_dev_addr = NPU5_SRAM_BAR_BASE,
+ .hwctx_limit = 16,
.sram_offs = {
DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU5_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU5_SRAM, MPNPU_SRAM_X2I_MAILBOX_15),
diff --git a/drivers/accel/amdxdna/npu6_regs.c b/drivers/accel/amdxdna/npu6_regs.c
index 94a7005685a7..758dc013fe13 100644
--- a/drivers/accel/amdxdna/npu6_regs.c
+++ b/drivers/accel/amdxdna/npu6_regs.c
@@ -67,10 +67,12 @@ static const struct amdxdna_dev_priv npu6_dev_priv = {
.protocol_minor = 12,
.rt_config = npu4_default_rt_cfg,
.dpm_clk_tbl = npu4_dpm_clk_table,
+ .fw_feature_tbl = npu4_fw_feature_table,
.col_align = COL_ALIGN_NATURE,
.mbox_dev_addr = NPU6_MBOX_BAR_BASE,
.mbox_size = 0, /* Use BAR size */
.sram_dev_addr = NPU6_SRAM_BAR_BASE,
+ .hwctx_limit = 16,
.sram_offs = {
DEFINE_BAR_OFFSET(MBOX_CHANN_OFF, NPU6_SRAM, MPNPU_SRAM_X2I_MAILBOX_0),
DEFINE_BAR_OFFSET(FW_ALIVE_OFF, NPU6_SRAM, MPNPU_SRAM_X2I_MAILBOX_15),
diff --git a/drivers/accel/ethosu/Kconfig b/drivers/accel/ethosu/Kconfig
new file mode 100644
index 000000000000..d25f9b3eb317
--- /dev/null
+++ b/drivers/accel/ethosu/Kconfig
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+config DRM_ACCEL_ARM_ETHOSU
+ tristate "Arm Ethos-U65/U85 NPU"
+ depends on HAS_IOMEM
+ depends on DRM_ACCEL
+ select DRM_GEM_DMA_HELPER
+ select DRM_SCHED
+ select GENERIC_ALLOCATOR
+ help
+ Enables driver for Arm Ethos-U65/U85 NPUs
diff --git a/drivers/accel/ethosu/Makefile b/drivers/accel/ethosu/Makefile
new file mode 100644
index 000000000000..17db5a600416
--- /dev/null
+++ b/drivers/accel/ethosu/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+obj-$(CONFIG_DRM_ACCEL_ARM_ETHOSU) := ethosu.o
+ethosu-y += ethosu_drv.o ethosu_gem.o ethosu_job.o
diff --git a/drivers/accel/ethosu/ethosu_device.h b/drivers/accel/ethosu/ethosu_device.h
new file mode 100644
index 000000000000..b189fa783d6a
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_device.h
@@ -0,0 +1,197 @@
+/* SPDX-License-Identifier: GPL-2.0-only or MIT */
+/* Copyright 2025 Arm, Ltd. */
+
+#ifndef __ETHOSU_DEVICE_H__
+#define __ETHOSU_DEVICE_H__
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/types.h>
+
+#include <drm/drm_device.h>
+#include <drm/gpu_scheduler.h>
+
+#include <drm/ethosu_accel.h>
+
+struct clk;
+struct gen_pool;
+
+#define NPU_REG_ID 0x0000
+#define NPU_REG_STATUS 0x0004
+#define NPU_REG_CMD 0x0008
+#define NPU_REG_RESET 0x000c
+#define NPU_REG_QBASE 0x0010
+#define NPU_REG_QBASE_HI 0x0014
+#define NPU_REG_QREAD 0x0018
+#define NPU_REG_QCONFIG 0x001c
+#define NPU_REG_QSIZE 0x0020
+#define NPU_REG_PROT 0x0024
+#define NPU_REG_CONFIG 0x0028
+#define NPU_REG_REGIONCFG 0x003c
+#define NPU_REG_AXILIMIT0 0x0040 // U65
+#define NPU_REG_AXILIMIT1 0x0044 // U65
+#define NPU_REG_AXILIMIT2 0x0048 // U65
+#define NPU_REG_AXILIMIT3 0x004c // U65
+#define NPU_REG_MEM_ATTR0 0x0040 // U85
+#define NPU_REG_MEM_ATTR1 0x0044 // U85
+#define NPU_REG_MEM_ATTR2 0x0048 // U85
+#define NPU_REG_MEM_ATTR3 0x004c // U85
+#define NPU_REG_AXI_SRAM 0x0050 // U85
+#define NPU_REG_AXI_EXT 0x0054 // U85
+
+#define NPU_REG_BASEP(x) (0x0080 + (x) * 8)
+#define NPU_REG_BASEP_HI(x) (0x0084 + (x) * 8)
+#define NPU_BASEP_REGION_MAX 8
+
+#define ID_ARCH_MAJOR_MASK GENMASK(31, 28)
+#define ID_ARCH_MINOR_MASK GENMASK(27, 20)
+#define ID_ARCH_PATCH_MASK GENMASK(19, 16)
+#define ID_VER_MAJOR_MASK GENMASK(11, 8)
+#define ID_VER_MINOR_MASK GENMASK(7, 4)
+
+#define CONFIG_MACS_PER_CC_MASK GENMASK(3, 0)
+#define CONFIG_CMD_STREAM_VER_MASK GENMASK(7, 4)
+
+#define STATUS_STATE_RUNNING BIT(0)
+#define STATUS_IRQ_RAISED BIT(1)
+#define STATUS_BUS_STATUS BIT(2)
+#define STATUS_RESET_STATUS BIT(3)
+#define STATUS_CMD_PARSE_ERR BIT(4)
+#define STATUS_CMD_END_REACHED BIT(5)
+
+#define CMD_CLEAR_IRQ BIT(1)
+#define CMD_TRANSITION_TO_RUN BIT(0)
+
+#define RESET_PENDING_CSL BIT(1)
+#define RESET_PENDING_CPL BIT(0)
+
+#define PROT_ACTIVE_CSL BIT(1)
+
+enum ethosu_cmds {
+ NPU_OP_CONV = 0x2,
+ NPU_OP_DEPTHWISE = 0x3,
+ NPU_OP_POOL = 0x5,
+ NPU_OP_ELEMENTWISE = 0x6,
+ NPU_OP_RESIZE = 0x7, // U85 only
+ NPU_OP_DMA_START = 0x10,
+ NPU_SET_IFM_PAD_TOP = 0x100,
+ NPU_SET_IFM_PAD_LEFT = 0x101,
+ NPU_SET_IFM_PAD_RIGHT = 0x102,
+ NPU_SET_IFM_PAD_BOTTOM = 0x103,
+ NPU_SET_IFM_DEPTH_M1 = 0x104,
+ NPU_SET_IFM_PRECISION = 0x105,
+ NPU_SET_IFM_BROADCAST = 0x108,
+ NPU_SET_IFM_WIDTH0_M1 = 0x10a,
+ NPU_SET_IFM_HEIGHT0_M1 = 0x10b,
+ NPU_SET_IFM_HEIGHT1_M1 = 0x10c,
+ NPU_SET_IFM_REGION = 0x10f,
+ NPU_SET_OFM_WIDTH_M1 = 0x111,
+ NPU_SET_OFM_HEIGHT_M1 = 0x112,
+ NPU_SET_OFM_DEPTH_M1 = 0x113,
+ NPU_SET_OFM_PRECISION = 0x114,
+ NPU_SET_OFM_WIDTH0_M1 = 0x11a,
+ NPU_SET_OFM_HEIGHT0_M1 = 0x11b,
+ NPU_SET_OFM_HEIGHT1_M1 = 0x11c,
+ NPU_SET_OFM_REGION = 0x11f,
+ NPU_SET_KERNEL_WIDTH_M1 = 0x120,
+ NPU_SET_KERNEL_HEIGHT_M1 = 0x121,
+ NPU_SET_KERNEL_STRIDE = 0x122,
+ NPU_SET_WEIGHT_REGION = 0x128,
+ NPU_SET_SCALE_REGION = 0x129,
+ NPU_SET_DMA0_SRC_REGION = 0x130,
+ NPU_SET_DMA0_DST_REGION = 0x131,
+ NPU_SET_DMA0_SIZE0 = 0x132,
+ NPU_SET_DMA0_SIZE1 = 0x133,
+ NPU_SET_IFM2_BROADCAST = 0x180,
+ NPU_SET_IFM2_PRECISION = 0x185,
+ NPU_SET_IFM2_WIDTH0_M1 = 0x18a,
+ NPU_SET_IFM2_HEIGHT0_M1 = 0x18b,
+ NPU_SET_IFM2_HEIGHT1_M1 = 0x18c,
+ NPU_SET_IFM2_REGION = 0x18f,
+ NPU_SET_IFM_BASE0 = 0x4000,
+ NPU_SET_IFM_BASE1 = 0x4001,
+ NPU_SET_IFM_BASE2 = 0x4002,
+ NPU_SET_IFM_BASE3 = 0x4003,
+ NPU_SET_IFM_STRIDE_X = 0x4004,
+ NPU_SET_IFM_STRIDE_Y = 0x4005,
+ NPU_SET_IFM_STRIDE_C = 0x4006,
+ NPU_SET_OFM_BASE0 = 0x4010,
+ NPU_SET_OFM_BASE1 = 0x4011,
+ NPU_SET_OFM_BASE2 = 0x4012,
+ NPU_SET_OFM_BASE3 = 0x4013,
+ NPU_SET_OFM_STRIDE_X = 0x4014,
+ NPU_SET_OFM_STRIDE_Y = 0x4015,
+ NPU_SET_OFM_STRIDE_C = 0x4016,
+ NPU_SET_WEIGHT_BASE = 0x4020,
+ NPU_SET_WEIGHT_LENGTH = 0x4021,
+ NPU_SET_SCALE_BASE = 0x4022,
+ NPU_SET_SCALE_LENGTH = 0x4023,
+ NPU_SET_DMA0_SRC = 0x4030,
+ NPU_SET_DMA0_DST = 0x4031,
+ NPU_SET_DMA0_LEN = 0x4032,
+ NPU_SET_DMA0_SRC_STRIDE0 = 0x4033,
+ NPU_SET_DMA0_SRC_STRIDE1 = 0x4034,
+ NPU_SET_DMA0_DST_STRIDE0 = 0x4035,
+ NPU_SET_DMA0_DST_STRIDE1 = 0x4036,
+ NPU_SET_IFM2_BASE0 = 0x4080,
+ NPU_SET_IFM2_BASE1 = 0x4081,
+ NPU_SET_IFM2_BASE2 = 0x4082,
+ NPU_SET_IFM2_BASE3 = 0x4083,
+ NPU_SET_IFM2_STRIDE_X = 0x4084,
+ NPU_SET_IFM2_STRIDE_Y = 0x4085,
+ NPU_SET_IFM2_STRIDE_C = 0x4086,
+ NPU_SET_WEIGHT1_BASE = 0x4090,
+ NPU_SET_WEIGHT1_LENGTH = 0x4091,
+ NPU_SET_SCALE1_BASE = 0x4092,
+ NPU_SET_WEIGHT2_BASE = 0x4092,
+ NPU_SET_SCALE1_LENGTH = 0x4093,
+ NPU_SET_WEIGHT2_LENGTH = 0x4093,
+ NPU_SET_WEIGHT3_BASE = 0x4094,
+ NPU_SET_WEIGHT3_LENGTH = 0x4095,
+};
+
+#define ETHOSU_SRAM_REGION 2 /* Matching Vela compiler */
+
+/**
+ * struct ethosu_device - Ethosu device
+ */
+struct ethosu_device {
+ /** @base: Base drm_device. */
+ struct drm_device base;
+
+ /** @iomem: CPU mapping of the registers. */
+ void __iomem *regs;
+
+ void __iomem *sram;
+ struct gen_pool *srampool;
+ dma_addr_t sramphys;
+
+ struct clk_bulk_data *clks;
+ int num_clks;
+ int irq;
+
+ struct drm_ethosu_npu_info npu_info;
+
+ struct ethosu_job *in_flight_job;
+ /* For in_flight_job and ethosu_job_hw_submit() */
+ struct mutex job_lock;
+
+ /* For dma_fence */
+ spinlock_t fence_lock;
+
+ struct drm_gpu_scheduler sched;
+ /* For ethosu_job_do_push() */
+ struct mutex sched_lock;
+ u64 fence_context;
+ u64 emit_seqno;
+};
+
+#define to_ethosu_device(drm_dev) \
+ ((struct ethosu_device *)container_of(drm_dev, struct ethosu_device, base))
+
+static inline bool ethosu_is_u65(const struct ethosu_device *ethosudev)
+{
+ return FIELD_GET(ID_ARCH_MAJOR_MASK, ethosudev->npu_info.id) == 1;
+}
+
+#endif
diff --git a/drivers/accel/ethosu/ethosu_drv.c b/drivers/accel/ethosu/ethosu_drv.c
new file mode 100644
index 000000000000..e05a69bf5574
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_drv.c
@@ -0,0 +1,403 @@
+// SPDX-License-Identifier: GPL-2.0-only or MIT
+// Copyright (C) 2025 Arm, Ltd.
+
+#include <linux/bitfield.h>
+#include <linux/clk.h>
+#include <linux/genalloc.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/module.h>
+#include <linux/mod_devicetable.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+
+#include <drm/drm_drv.h>
+#include <drm/drm_ioctl.h>
+#include <drm/drm_utils.h>
+#include <drm/drm_gem.h>
+#include <drm/drm_accel.h>
+#include <drm/ethosu_accel.h>
+
+#include "ethosu_drv.h"
+#include "ethosu_device.h"
+#include "ethosu_gem.h"
+#include "ethosu_job.h"
+
+static int ethosu_ioctl_dev_query(struct drm_device *ddev, void *data,
+ struct drm_file *file)
+{
+ struct ethosu_device *ethosudev = to_ethosu_device(ddev);
+ struct drm_ethosu_dev_query *args = data;
+
+ if (!args->pointer) {
+ switch (args->type) {
+ case DRM_ETHOSU_DEV_QUERY_NPU_INFO:
+ args->size = sizeof(ethosudev->npu_info);
+ return 0;
+ default:
+ return -EINVAL;
+ }
+ }
+
+ switch (args->type) {
+ case DRM_ETHOSU_DEV_QUERY_NPU_INFO:
+ if (args->size < offsetofend(struct drm_ethosu_npu_info, sram_size))
+ return -EINVAL;
+ return copy_struct_to_user(u64_to_user_ptr(args->pointer),
+ args->size,
+ &ethosudev->npu_info,
+ sizeof(ethosudev->npu_info), NULL);
+ default:
+ return -EINVAL;
+ }
+}
+
+#define ETHOSU_BO_FLAGS DRM_ETHOSU_BO_NO_MMAP
+
+static int ethosu_ioctl_bo_create(struct drm_device *ddev, void *data,
+ struct drm_file *file)
+{
+ struct drm_ethosu_bo_create *args = data;
+ int cookie, ret;
+
+ if (!drm_dev_enter(ddev, &cookie))
+ return -ENODEV;
+
+ if (!args->size || (args->flags & ~ETHOSU_BO_FLAGS)) {
+ ret = -EINVAL;
+ goto out_dev_exit;
+ }
+
+ ret = ethosu_gem_create_with_handle(file, ddev, &args->size,
+ args->flags, &args->handle);
+
+out_dev_exit:
+ drm_dev_exit(cookie);
+ return ret;
+}
+
+static int ethosu_ioctl_bo_wait(struct drm_device *ddev, void *data,
+ struct drm_file *file)
+{
+ struct drm_ethosu_bo_wait *args = data;
+ int cookie, ret;
+ unsigned long timeout = drm_timeout_abs_to_jiffies(args->timeout_ns);
+
+ if (args->pad)
+ return -EINVAL;
+
+ if (!drm_dev_enter(ddev, &cookie))
+ return -ENODEV;
+
+ ret = drm_gem_dma_resv_wait(file, args->handle, true, timeout);
+
+ drm_dev_exit(cookie);
+ return ret;
+}
+
+static int ethosu_ioctl_bo_mmap_offset(struct drm_device *ddev, void *data,
+ struct drm_file *file)
+{
+ struct drm_ethosu_bo_mmap_offset *args = data;
+ struct drm_gem_object *obj;
+
+ if (args->pad)
+ return -EINVAL;
+
+ obj = drm_gem_object_lookup(file, args->handle);
+ if (!obj)
+ return -ENOENT;
+
+ args->offset = drm_vma_node_offset_addr(&obj->vma_node);
+ drm_gem_object_put(obj);
+ return 0;
+}
+
+static int ethosu_ioctl_cmdstream_bo_create(struct drm_device *ddev, void *data,
+ struct drm_file *file)
+{
+ struct drm_ethosu_cmdstream_bo_create *args = data;
+ int cookie, ret;
+
+ if (!drm_dev_enter(ddev, &cookie))
+ return -ENODEV;
+
+ if (!args->size || !args->data || args->pad || args->flags) {
+ ret = -EINVAL;
+ goto out_dev_exit;
+ }
+
+ args->flags |= DRM_ETHOSU_BO_NO_MMAP;
+
+ ret = ethosu_gem_cmdstream_create(file, ddev, args->size, args->data,
+ args->flags, &args->handle);
+
+out_dev_exit:
+ drm_dev_exit(cookie);
+ return ret;
+}
+
+static int ethosu_open(struct drm_device *ddev, struct drm_file *file)
+{
+ int ret = 0;
+
+ if (!try_module_get(THIS_MODULE))
+ return -EINVAL;
+
+ struct ethosu_file_priv __free(kfree) *priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ ret = -ENOMEM;
+ goto err_put_mod;
+ }
+ priv->edev = to_ethosu_device(ddev);
+
+ ret = ethosu_job_open(priv);
+ if (ret)
+ goto err_put_mod;
+
+ file->driver_priv = no_free_ptr(priv);
+ return 0;
+
+err_put_mod:
+ module_put(THIS_MODULE);
+ return ret;
+}
+
+static void ethosu_postclose(struct drm_device *ddev, struct drm_file *file)
+{
+ ethosu_job_close(file->driver_priv);
+ kfree(file->driver_priv);
+ module_put(THIS_MODULE);
+}
+
+static const struct drm_ioctl_desc ethosu_drm_driver_ioctls[] = {
+#define ETHOSU_IOCTL(n, func, flags) \
+ DRM_IOCTL_DEF_DRV(ETHOSU_##n, ethosu_ioctl_##func, flags)
+
+ ETHOSU_IOCTL(DEV_QUERY, dev_query, 0),
+ ETHOSU_IOCTL(BO_CREATE, bo_create, 0),
+ ETHOSU_IOCTL(BO_WAIT, bo_wait, 0),
+ ETHOSU_IOCTL(BO_MMAP_OFFSET, bo_mmap_offset, 0),
+ ETHOSU_IOCTL(CMDSTREAM_BO_CREATE, cmdstream_bo_create, 0),
+ ETHOSU_IOCTL(SUBMIT, submit, 0),
+};
+
+DEFINE_DRM_ACCEL_FOPS(ethosu_drm_driver_fops);
+
+/*
+ * Ethosu driver version:
+ * - 1.0 - initial interface
+ */
+static const struct drm_driver ethosu_drm_driver = {
+ .driver_features = DRIVER_COMPUTE_ACCEL | DRIVER_GEM,
+ .open = ethosu_open,
+ .postclose = ethosu_postclose,
+ .ioctls = ethosu_drm_driver_ioctls,
+ .num_ioctls = ARRAY_SIZE(ethosu_drm_driver_ioctls),
+ .fops = &ethosu_drm_driver_fops,
+ .name = "ethosu",
+ .desc = "Arm Ethos-U Accel driver",
+ .major = 1,
+ .minor = 0,
+
+ .gem_create_object = ethosu_gem_create_object,
+};
+
+#define U65_DRAM_AXI_LIMIT_CFG 0x1f3f0002
+#define U65_SRAM_AXI_LIMIT_CFG 0x1f3f00b0
+#define U85_AXI_EXT_CFG 0x00021f3f
+#define U85_AXI_SRAM_CFG 0x00021f3f
+#define U85_MEM_ATTR0_CFG 0x00000000
+#define U85_MEM_ATTR2_CFG 0x000000b7
+
+static int ethosu_reset(struct ethosu_device *ethosudev)
+{
+ int ret;
+ u32 reg;
+
+ writel_relaxed(RESET_PENDING_CSL, ethosudev->regs + NPU_REG_RESET);
+ ret = readl_poll_timeout(ethosudev->regs + NPU_REG_STATUS, reg,
+ !FIELD_GET(STATUS_RESET_STATUS, reg),
+ USEC_PER_MSEC, USEC_PER_SEC);
+ if (ret)
+ return ret;
+
+ if (!FIELD_GET(PROT_ACTIVE_CSL, readl_relaxed(ethosudev->regs + NPU_REG_PROT))) {
+ dev_warn(ethosudev->base.dev, "Could not reset to non-secure mode (PROT = %x)\n",
+ readl_relaxed(ethosudev->regs + NPU_REG_PROT));
+ }
+
+ /*
+ * Assign region 2 (SRAM) to AXI M0 (AXILIMIT0),
+ * everything else to AXI M1 (AXILIMIT2)
+ */
+ writel_relaxed(0x0000aa8a, ethosudev->regs + NPU_REG_REGIONCFG);
+ if (ethosu_is_u65(ethosudev)) {
+ writel_relaxed(U65_SRAM_AXI_LIMIT_CFG, ethosudev->regs + NPU_REG_AXILIMIT0);
+ writel_relaxed(U65_DRAM_AXI_LIMIT_CFG, ethosudev->regs + NPU_REG_AXILIMIT2);
+ } else {
+ writel_relaxed(U85_AXI_SRAM_CFG, ethosudev->regs + NPU_REG_AXI_SRAM);
+ writel_relaxed(U85_AXI_EXT_CFG, ethosudev->regs + NPU_REG_AXI_EXT);
+ writel_relaxed(U85_MEM_ATTR0_CFG, ethosudev->regs + NPU_REG_MEM_ATTR0); // SRAM
+ writel_relaxed(U85_MEM_ATTR2_CFG, ethosudev->regs + NPU_REG_MEM_ATTR2); // DRAM
+ }
+
+ if (ethosudev->sram)
+ memset_io(ethosudev->sram, 0, ethosudev->npu_info.sram_size);
+
+ return 0;
+}
+
+static int ethosu_device_resume(struct device *dev)
+{
+ struct ethosu_device *ethosudev = dev_get_drvdata(dev);
+ int ret;
+
+ ret = clk_bulk_prepare_enable(ethosudev->num_clks, ethosudev->clks);
+ if (ret)
+ return ret;
+
+ ret = ethosu_reset(ethosudev);
+ if (!ret)
+ return 0;
+
+ clk_bulk_disable_unprepare(ethosudev->num_clks, ethosudev->clks);
+ return ret;
+}
+
+static int ethosu_device_suspend(struct device *dev)
+{
+ struct ethosu_device *ethosudev = dev_get_drvdata(dev);
+
+ clk_bulk_disable_unprepare(ethosudev->num_clks, ethosudev->clks);
+ return 0;
+}
+
+static int ethosu_sram_init(struct ethosu_device *ethosudev)
+{
+ ethosudev->npu_info.sram_size = 0;
+
+ ethosudev->srampool = of_gen_pool_get(ethosudev->base.dev->of_node, "sram", 0);
+ if (!ethosudev->srampool)
+ return 0;
+
+ ethosudev->npu_info.sram_size = gen_pool_size(ethosudev->srampool);
+
+ ethosudev->sram = (void __iomem *)gen_pool_dma_alloc(ethosudev->srampool,
+ ethosudev->npu_info.sram_size,
+ &ethosudev->sramphys);
+ if (!ethosudev->sram) {
+ dev_err(ethosudev->base.dev, "failed to allocate from SRAM pool\n");
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+static int ethosu_init(struct ethosu_device *ethosudev)
+{
+ int ret;
+ u32 id, config;
+
+ ret = ethosu_device_resume(ethosudev->base.dev);
+ if (ret)
+ return ret;
+
+ pm_runtime_set_autosuspend_delay(ethosudev->base.dev, 50);
+ pm_runtime_use_autosuspend(ethosudev->base.dev);
+ ret = devm_pm_runtime_set_active_enabled(ethosudev->base.dev);
+ if (ret)
+ return ret;
+ pm_runtime_get_noresume(ethosudev->base.dev);
+
+ ethosudev->npu_info.id = id = readl_relaxed(ethosudev->regs + NPU_REG_ID);
+ ethosudev->npu_info.config = config = readl_relaxed(ethosudev->regs + NPU_REG_CONFIG);
+
+ ethosu_sram_init(ethosudev);
+
+ dev_info(ethosudev->base.dev,
+ "Ethos-U NPU, arch v%ld.%ld.%ld, rev r%ldp%ld, cmd stream ver%ld, %d MACs, %dKB SRAM\n",
+ FIELD_GET(ID_ARCH_MAJOR_MASK, id),
+ FIELD_GET(ID_ARCH_MINOR_MASK, id),
+ FIELD_GET(ID_ARCH_PATCH_MASK, id),
+ FIELD_GET(ID_VER_MAJOR_MASK, id),
+ FIELD_GET(ID_VER_MINOR_MASK, id),
+ FIELD_GET(CONFIG_CMD_STREAM_VER_MASK, config),
+ 1 << FIELD_GET(CONFIG_MACS_PER_CC_MASK, config),
+ ethosudev->npu_info.sram_size / 1024);
+
+ return 0;
+}
+
+static int ethosu_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct ethosu_device *ethosudev;
+
+ ethosudev = devm_drm_dev_alloc(&pdev->dev, &ethosu_drm_driver,
+ struct ethosu_device, base);
+ if (IS_ERR(ethosudev))
+ return -ENOMEM;
+ platform_set_drvdata(pdev, ethosudev);
+
+ dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(40));
+
+ ethosudev->regs = devm_platform_ioremap_resource(pdev, 0);
+
+ ethosudev->num_clks = devm_clk_bulk_get_all(&pdev->dev, &ethosudev->clks);
+ if (ethosudev->num_clks < 0)
+ return ethosudev->num_clks;
+
+ ret = ethosu_job_init(ethosudev);
+ if (ret)
+ return ret;
+
+ ret = ethosu_init(ethosudev);
+ if (ret)
+ return ret;
+
+ ret = drm_dev_register(&ethosudev->base, 0);
+ if (ret)
+ pm_runtime_dont_use_autosuspend(ethosudev->base.dev);
+
+ pm_runtime_put_autosuspend(ethosudev->base.dev);
+ return ret;
+}
+
+static void ethosu_remove(struct platform_device *pdev)
+{
+ struct ethosu_device *ethosudev = dev_get_drvdata(&pdev->dev);
+
+ drm_dev_unregister(&ethosudev->base);
+ ethosu_job_fini(ethosudev);
+ if (ethosudev->sram)
+ gen_pool_free(ethosudev->srampool, (unsigned long)ethosudev->sram,
+ ethosudev->npu_info.sram_size);
+}
+
+static const struct of_device_id dt_match[] = {
+ { .compatible = "arm,ethos-u65" },
+ { .compatible = "arm,ethos-u85" },
+ {}
+};
+MODULE_DEVICE_TABLE(of, dt_match);
+
+static DEFINE_RUNTIME_DEV_PM_OPS(ethosu_pm_ops,
+ ethosu_device_suspend,
+ ethosu_device_resume,
+ NULL);
+
+static struct platform_driver ethosu_driver = {
+ .probe = ethosu_probe,
+ .remove = ethosu_remove,
+ .driver = {
+ .name = "ethosu",
+ .pm = pm_ptr(&ethosu_pm_ops),
+ .of_match_table = dt_match,
+ },
+};
+module_platform_driver(ethosu_driver);
+
+MODULE_AUTHOR("Rob Herring <robh@kernel.org>");
+MODULE_DESCRIPTION("Arm Ethos-U Accel Driver");
+MODULE_LICENSE("Dual MIT/GPL");
diff --git a/drivers/accel/ethosu/ethosu_drv.h b/drivers/accel/ethosu/ethosu_drv.h
new file mode 100644
index 000000000000..9e21dfe94184
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_drv.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
+/* Copyright 2025 Arm, Ltd. */
+#ifndef __ETHOSU_DRV_H__
+#define __ETHOSU_DRV_H__
+
+#include <drm/gpu_scheduler.h>
+
+struct ethosu_device;
+
+struct ethosu_file_priv {
+ struct ethosu_device *edev;
+ struct drm_sched_entity sched_entity;
+};
+
+#endif
diff --git a/drivers/accel/ethosu/ethosu_gem.c b/drivers/accel/ethosu/ethosu_gem.c
new file mode 100644
index 000000000000..473b5f5d7514
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_gem.c
@@ -0,0 +1,704 @@
+// SPDX-License-Identifier: GPL-2.0-only or MIT
+/* Copyright 2025 Arm, Ltd. */
+
+#include <linux/err.h>
+#include <linux/slab.h>
+
+#include <drm/ethosu_accel.h>
+
+#include "ethosu_device.h"
+#include "ethosu_gem.h"
+
+static void ethosu_gem_free_object(struct drm_gem_object *obj)
+{
+ struct ethosu_gem_object *bo = to_ethosu_bo(obj);
+
+ kfree(bo->info);
+ drm_gem_free_mmap_offset(&bo->base.base);
+ drm_gem_dma_free(&bo->base);
+}
+
+static int ethosu_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
+{
+ struct ethosu_gem_object *bo = to_ethosu_bo(obj);
+
+ /* Don't allow mmap on objects that have the NO_MMAP flag set. */
+ if (bo->flags & DRM_ETHOSU_BO_NO_MMAP)
+ return -EINVAL;
+
+ return drm_gem_dma_object_mmap(obj, vma);
+}
+
+static const struct drm_gem_object_funcs ethosu_gem_funcs = {
+ .free = ethosu_gem_free_object,
+ .print_info = drm_gem_dma_object_print_info,
+ .get_sg_table = drm_gem_dma_object_get_sg_table,
+ .vmap = drm_gem_dma_object_vmap,
+ .mmap = ethosu_gem_mmap,
+ .vm_ops = &drm_gem_dma_vm_ops,
+};
+
+/**
+ * ethosu_gem_create_object - Implementation of driver->gem_create_object.
+ * @ddev: DRM device
+ * @size: Size in bytes of the memory the object will reference
+ *
+ * This lets the GEM helpers allocate object structs for us, and keep
+ * our BO stats correct.
+ */
+struct drm_gem_object *ethosu_gem_create_object(struct drm_device *ddev, size_t size)
+{
+ struct ethosu_gem_object *obj;
+
+ obj = kzalloc(sizeof(*obj), GFP_KERNEL);
+ if (!obj)
+ return ERR_PTR(-ENOMEM);
+
+ obj->base.base.funcs = &ethosu_gem_funcs;
+ return &obj->base.base;
+}
+
+/**
+ * ethosu_gem_create_with_handle() - Create a GEM object and attach it to a handle.
+ * @file: DRM file.
+ * @ddev: DRM device.
+ * @size: Size of the GEM object to allocate.
+ * @flags: Combination of drm_ethosu_bo_flags flags.
+ * @handle: Pointer holding the handle pointing to the new GEM object.
+ *
+ * Return: Zero on success
+ */
+int ethosu_gem_create_with_handle(struct drm_file *file,
+ struct drm_device *ddev,
+ u64 *size, u32 flags, u32 *handle)
+{
+ struct drm_gem_dma_object *mem;
+ struct ethosu_gem_object *bo;
+ int ret;
+
+ mem = drm_gem_dma_create(ddev, *size);
+ if (IS_ERR(mem))
+ return PTR_ERR(mem);
+
+ bo = to_ethosu_bo(&mem->base);
+ bo->flags = flags;
+
+ /*
+ * Allocate an id of idr table where the obj is registered
+ * and handle has the id what user can see.
+ */
+ ret = drm_gem_handle_create(file, &mem->base, handle);
+ if (!ret)
+ *size = bo->base.base.size;
+
+ /* drop reference from allocate - handle holds it now. */
+ drm_gem_object_put(&mem->base);
+
+ return ret;
+}
+
+struct dma {
+ s8 region;
+ u64 len;
+ u64 offset;
+ s64 stride[2];
+};
+
+struct dma_state {
+ u16 size0;
+ u16 size1;
+ s8 mode;
+ struct dma src;
+ struct dma dst;
+};
+
+struct buffer {
+ u64 base;
+ u32 length;
+ s8 region;
+};
+
+struct feat_matrix {
+ u64 base[4];
+ s64 stride_x;
+ s64 stride_y;
+ s64 stride_c;
+ s8 region;
+ u8 broadcast;
+ u16 stride_kernel;
+ u16 precision;
+ u16 depth;
+ u16 width;
+ u16 width0;
+ u16 height[3];
+ u8 pad_top;
+ u8 pad_left;
+ u8 pad_bottom;
+ u8 pad_right;
+};
+
+struct cmd_state {
+ struct dma_state dma;
+ struct buffer scale[2];
+ struct buffer weight[4];
+ struct feat_matrix ofm;
+ struct feat_matrix ifm;
+ struct feat_matrix ifm2;
+};
+
+static void cmd_state_init(struct cmd_state *st)
+{
+ /* Initialize to all 1s to detect missing setup */
+ memset(st, 0xff, sizeof(*st));
+}
+
+static u64 cmd_to_addr(u32 *cmd)
+{
+ return ((u64)((cmd[0] & 0xff0000) << 16)) | cmd[1];
+}
+
+static u64 dma_length(struct ethosu_validated_cmdstream_info *info,
+ struct dma_state *dma_st, struct dma *dma)
+{
+ s8 mode = dma_st->mode;
+ u64 len = dma->len;
+
+ if (mode >= 1) {
+ len += dma->stride[0];
+ len *= dma_st->size0;
+ }
+ if (mode == 2) {
+ len += dma->stride[1];
+ len *= dma_st->size1;
+ }
+ if (dma->region >= 0)
+ info->region_size[dma->region] = max(info->region_size[dma->region],
+ len + dma->offset);
+
+ return len;
+}
+
+static u64 feat_matrix_length(struct ethosu_validated_cmdstream_info *info,
+ struct feat_matrix *fm,
+ u32 x, u32 y, u32 c)
+{
+ u32 element_size, storage = fm->precision >> 14;
+ int tile = 0;
+ u64 addr;
+
+ if (fm->region < 0)
+ return U64_MAX;
+
+ switch (storage) {
+ case 0:
+ if (x >= fm->width0 + 1) {
+ x -= fm->width0 + 1;
+ tile += 1;
+ }
+ if (y >= fm->height[tile] + 1) {
+ y -= fm->height[tile] + 1;
+ tile += 2;
+ }
+ break;
+ case 1:
+ if (y >= fm->height[1] + 1) {
+ y -= fm->height[1] + 1;
+ tile = 2;
+ } else if (y >= fm->height[0] + 1) {
+ y -= fm->height[0] + 1;
+ tile = 1;
+ }
+ break;
+ }
+ if (fm->base[tile] == U64_MAX)
+ return U64_MAX;
+
+ addr = fm->base[tile] + y * fm->stride_y;
+
+ switch ((fm->precision >> 6) & 0x3) { // format
+ case 0: //nhwc:
+ addr += x * fm->stride_x + c;
+ break;
+ case 1: //nhcwb16:
+ element_size = BIT((fm->precision >> 1) & 0x3);
+
+ addr += (c / 16) * fm->stride_c + (16 * x + (c & 0xf)) * element_size;
+ break;
+ }
+
+ info->region_size[fm->region] = max(info->region_size[fm->region], addr + 1);
+
+ return addr;
+}
+
+static int calc_sizes(struct drm_device *ddev,
+ struct ethosu_validated_cmdstream_info *info,
+ u16 op, struct cmd_state *st,
+ bool ifm, bool ifm2, bool weight, bool scale)
+{
+ u64 len;
+
+ if (ifm) {
+ if (st->ifm.stride_kernel == U16_MAX)
+ return -EINVAL;
+ u32 stride_y = ((st->ifm.stride_kernel >> 8) & 0x2) +
+ ((st->ifm.stride_kernel >> 1) & 0x1) + 1;
+ u32 stride_x = ((st->ifm.stride_kernel >> 5) & 0x2) +
+ (st->ifm.stride_kernel & 0x1) + 1;
+ u32 ifm_height = st->ofm.height[2] * stride_y +
+ st->ifm.height[2] - (st->ifm.pad_top + st->ifm.pad_bottom);
+ u32 ifm_width = st->ofm.width * stride_x +
+ st->ifm.width - (st->ifm.pad_left + st->ifm.pad_right);
+
+ len = feat_matrix_length(info, &st->ifm, ifm_width,
+ ifm_height, st->ifm.depth);
+ dev_dbg(ddev->dev, "op %d: IFM:%d:0x%llx-0x%llx\n",
+ op, st->ifm.region, st->ifm.base[0], len);
+ if (len == U64_MAX)
+ return -EINVAL;
+ }
+
+ if (ifm2) {
+ len = feat_matrix_length(info, &st->ifm2, st->ifm.depth,
+ 0, st->ofm.depth);
+ dev_dbg(ddev->dev, "op %d: IFM2:%d:0x%llx-0x%llx\n",
+ op, st->ifm2.region, st->ifm2.base[0], len);
+ if (len == U64_MAX)
+ return -EINVAL;
+ }
+
+ if (weight) {
+ dev_dbg(ddev->dev, "op %d: W:%d:0x%llx-0x%llx\n",
+ op, st->weight[0].region, st->weight[0].base,
+ st->weight[0].base + st->weight[0].length - 1);
+ if (st->weight[0].region < 0 || st->weight[0].base == U64_MAX ||
+ st->weight[0].length == U32_MAX)
+ return -EINVAL;
+ info->region_size[st->weight[0].region] =
+ max(info->region_size[st->weight[0].region],
+ st->weight[0].base + st->weight[0].length);
+ }
+
+ if (scale) {
+ dev_dbg(ddev->dev, "op %d: S:%d:0x%llx-0x%llx\n",
+ op, st->scale[0].region, st->scale[0].base,
+ st->scale[0].base + st->scale[0].length - 1);
+ if (st->scale[0].region < 0 || st->scale[0].base == U64_MAX ||
+ st->scale[0].length == U32_MAX)
+ return -EINVAL;
+ info->region_size[st->scale[0].region] =
+ max(info->region_size[st->scale[0].region],
+ st->scale[0].base + st->scale[0].length);
+ }
+
+ len = feat_matrix_length(info, &st->ofm, st->ofm.width,
+ st->ofm.height[2], st->ofm.depth);
+ dev_dbg(ddev->dev, "op %d: OFM:%d:0x%llx-0x%llx\n",
+ op, st->ofm.region, st->ofm.base[0], len);
+ if (len == U64_MAX)
+ return -EINVAL;
+ info->output_region[st->ofm.region] = true;
+
+ return 0;
+}
+
+static int calc_sizes_elemwise(struct drm_device *ddev,
+ struct ethosu_validated_cmdstream_info *info,
+ u16 op, struct cmd_state *st,
+ bool ifm, bool ifm2)
+{
+ u32 height, width, depth;
+ u64 len;
+
+ if (ifm) {
+ height = st->ifm.broadcast & 0x1 ? 0 : st->ofm.height[2];
+ width = st->ifm.broadcast & 0x2 ? 0 : st->ofm.width;
+ depth = st->ifm.broadcast & 0x4 ? 0 : st->ofm.depth;
+
+ len = feat_matrix_length(info, &st->ifm, width,
+ height, depth);
+ dev_dbg(ddev->dev, "op %d: IFM:%d:0x%llx-0x%llx\n",
+ op, st->ifm.region, st->ifm.base[0], len);
+ if (len == U64_MAX)
+ return -EINVAL;
+ }
+
+ if (ifm2) {
+ height = st->ifm2.broadcast & 0x1 ? 0 : st->ofm.height[2];
+ width = st->ifm2.broadcast & 0x2 ? 0 : st->ofm.width;
+ depth = st->ifm2.broadcast & 0x4 ? 0 : st->ofm.depth;
+
+ len = feat_matrix_length(info, &st->ifm2, width,
+ height, depth);
+ dev_dbg(ddev->dev, "op %d: IFM2:%d:0x%llx-0x%llx\n",
+ op, st->ifm2.region, st->ifm2.base[0], len);
+ if (len == U64_MAX)
+ return -EINVAL;
+ }
+
+ len = feat_matrix_length(info, &st->ofm, st->ofm.width,
+ st->ofm.height[2], st->ofm.depth);
+ dev_dbg(ddev->dev, "op %d: OFM:%d:0x%llx-0x%llx\n",
+ op, st->ofm.region, st->ofm.base[0], len);
+ if (len == U64_MAX)
+ return -EINVAL;
+ info->output_region[st->ofm.region] = true;
+
+ return 0;
+}
+
+static int ethosu_gem_cmdstream_copy_and_validate(struct drm_device *ddev,
+ u32 __user *ucmds,
+ struct ethosu_gem_object *bo,
+ u32 size)
+{
+ struct ethosu_validated_cmdstream_info __free(kfree) *info = kzalloc(sizeof(*info), GFP_KERNEL);
+ struct ethosu_device *edev = to_ethosu_device(ddev);
+ u32 *bocmds = bo->base.vaddr;
+ struct cmd_state st;
+ int i, ret;
+
+ if (!info)
+ return -ENOMEM;
+ info->cmd_size = size;
+
+ cmd_state_init(&st);
+
+ for (i = 0; i < size / 4; i++) {
+ bool use_ifm, use_ifm2, use_scale;
+ u64 dstlen, srclen;
+ u16 cmd, param;
+ u32 cmds[2];
+ u64 addr;
+
+ if (get_user(cmds[0], ucmds++))
+ return -EFAULT;
+
+ bocmds[i] = cmds[0];
+
+ cmd = cmds[0];
+ param = cmds[0] >> 16;
+
+ if (cmd & 0x4000) {
+ if (get_user(cmds[1], ucmds++))
+ return -EFAULT;
+
+ i++;
+ bocmds[i] = cmds[1];
+ addr = cmd_to_addr(cmds);
+ }
+
+ switch (cmd) {
+ case NPU_OP_DMA_START:
+ srclen = dma_length(info, &st.dma, &st.dma.src);
+ dstlen = dma_length(info, &st.dma, &st.dma.dst);
+
+ if (st.dma.dst.region >= 0)
+ info->output_region[st.dma.dst.region] = true;
+ dev_dbg(ddev->dev, "cmd: DMA SRC:%d:0x%llx+0x%llx DST:%d:0x%llx+0x%llx\n",
+ st.dma.src.region, st.dma.src.offset, srclen,
+ st.dma.dst.region, st.dma.dst.offset, dstlen);
+ break;
+ case NPU_OP_CONV:
+ case NPU_OP_DEPTHWISE:
+ use_ifm2 = param & 0x1; // weights_ifm2
+ use_scale = !(st.ofm.precision & 0x100);
+ ret = calc_sizes(ddev, info, cmd, &st, true, use_ifm2,
+ !use_ifm2, use_scale);
+ if (ret)
+ return ret;
+ break;
+ case NPU_OP_POOL:
+ use_ifm = param != 0x4; // pooling mode
+ use_scale = !(st.ofm.precision & 0x100);
+ ret = calc_sizes(ddev, info, cmd, &st, use_ifm, false,
+ false, use_scale);
+ if (ret)
+ return ret;
+ break;
+ case NPU_OP_ELEMENTWISE:
+ use_ifm2 = !((st.ifm2.broadcast == 8) || (param == 5) ||
+ (param == 6) || (param == 7) || (param == 0x24));
+ use_ifm = st.ifm.broadcast != 8;
+ ret = calc_sizes_elemwise(ddev, info, cmd, &st, use_ifm, use_ifm2);
+ if (ret)
+ return ret;
+ break;
+ case NPU_OP_RESIZE: // U85 only
+ WARN_ON(1); // TODO
+ break;
+ case NPU_SET_KERNEL_WIDTH_M1:
+ st.ifm.width = param;
+ break;
+ case NPU_SET_KERNEL_HEIGHT_M1:
+ st.ifm.height[2] = param;
+ break;
+ case NPU_SET_KERNEL_STRIDE:
+ st.ifm.stride_kernel = param;
+ break;
+ case NPU_SET_IFM_PAD_TOP:
+ st.ifm.pad_top = param & 0x7f;
+ break;
+ case NPU_SET_IFM_PAD_LEFT:
+ st.ifm.pad_left = param & 0x7f;
+ break;
+ case NPU_SET_IFM_PAD_RIGHT:
+ st.ifm.pad_right = param & 0xff;
+ break;
+ case NPU_SET_IFM_PAD_BOTTOM:
+ st.ifm.pad_bottom = param & 0xff;
+ break;
+ case NPU_SET_IFM_DEPTH_M1:
+ st.ifm.depth = param;
+ break;
+ case NPU_SET_IFM_PRECISION:
+ st.ifm.precision = param;
+ break;
+ case NPU_SET_IFM_BROADCAST:
+ st.ifm.broadcast = param;
+ break;
+ case NPU_SET_IFM_REGION:
+ st.ifm.region = param & 0x7f;
+ break;
+ case NPU_SET_IFM_WIDTH0_M1:
+ st.ifm.width0 = param;
+ break;
+ case NPU_SET_IFM_HEIGHT0_M1:
+ st.ifm.height[0] = param;
+ break;
+ case NPU_SET_IFM_HEIGHT1_M1:
+ st.ifm.height[1] = param;
+ break;
+ case NPU_SET_IFM_BASE0:
+ case NPU_SET_IFM_BASE1:
+ case NPU_SET_IFM_BASE2:
+ case NPU_SET_IFM_BASE3:
+ st.ifm.base[cmd & 0x3] = addr;
+ break;
+ case NPU_SET_IFM_STRIDE_X:
+ st.ifm.stride_x = addr;
+ break;
+ case NPU_SET_IFM_STRIDE_Y:
+ st.ifm.stride_y = addr;
+ break;
+ case NPU_SET_IFM_STRIDE_C:
+ st.ifm.stride_c = addr;
+ break;
+
+ case NPU_SET_OFM_WIDTH_M1:
+ st.ofm.width = param;
+ break;
+ case NPU_SET_OFM_HEIGHT_M1:
+ st.ofm.height[2] = param;
+ break;
+ case NPU_SET_OFM_DEPTH_M1:
+ st.ofm.depth = param;
+ break;
+ case NPU_SET_OFM_PRECISION:
+ st.ofm.precision = param;
+ break;
+ case NPU_SET_OFM_REGION:
+ st.ofm.region = param & 0x7;
+ break;
+ case NPU_SET_OFM_WIDTH0_M1:
+ st.ofm.width0 = param;
+ break;
+ case NPU_SET_OFM_HEIGHT0_M1:
+ st.ofm.height[0] = param;
+ break;
+ case NPU_SET_OFM_HEIGHT1_M1:
+ st.ofm.height[1] = param;
+ break;
+ case NPU_SET_OFM_BASE0:
+ case NPU_SET_OFM_BASE1:
+ case NPU_SET_OFM_BASE2:
+ case NPU_SET_OFM_BASE3:
+ st.ofm.base[cmd & 0x3] = addr;
+ break;
+ case NPU_SET_OFM_STRIDE_X:
+ st.ofm.stride_x = addr;
+ break;
+ case NPU_SET_OFM_STRIDE_Y:
+ st.ofm.stride_y = addr;
+ break;
+ case NPU_SET_OFM_STRIDE_C:
+ st.ofm.stride_c = addr;
+ break;
+
+ case NPU_SET_IFM2_BROADCAST:
+ st.ifm2.broadcast = param;
+ break;
+ case NPU_SET_IFM2_PRECISION:
+ st.ifm2.precision = param;
+ break;
+ case NPU_SET_IFM2_REGION:
+ st.ifm2.region = param & 0x7;
+ break;
+ case NPU_SET_IFM2_WIDTH0_M1:
+ st.ifm2.width0 = param;
+ break;
+ case NPU_SET_IFM2_HEIGHT0_M1:
+ st.ifm2.height[0] = param;
+ break;
+ case NPU_SET_IFM2_HEIGHT1_M1:
+ st.ifm2.height[1] = param;
+ break;
+ case NPU_SET_IFM2_BASE0:
+ case NPU_SET_IFM2_BASE1:
+ case NPU_SET_IFM2_BASE2:
+ case NPU_SET_IFM2_BASE3:
+ st.ifm2.base[cmd & 0x3] = addr;
+ break;
+ case NPU_SET_IFM2_STRIDE_X:
+ st.ifm2.stride_x = addr;
+ break;
+ case NPU_SET_IFM2_STRIDE_Y:
+ st.ifm2.stride_y = addr;
+ break;
+ case NPU_SET_IFM2_STRIDE_C:
+ st.ifm2.stride_c = addr;
+ break;
+
+ case NPU_SET_WEIGHT_REGION:
+ st.weight[0].region = param & 0x7;
+ break;
+ case NPU_SET_SCALE_REGION:
+ st.scale[0].region = param & 0x7;
+ break;
+ case NPU_SET_WEIGHT_BASE:
+ st.weight[0].base = addr;
+ break;
+ case NPU_SET_WEIGHT_LENGTH:
+ st.weight[0].length = cmds[1];
+ break;
+ case NPU_SET_SCALE_BASE:
+ st.scale[0].base = addr;
+ break;
+ case NPU_SET_SCALE_LENGTH:
+ st.scale[0].length = cmds[1];
+ break;
+ case NPU_SET_WEIGHT1_BASE:
+ st.weight[1].base = addr;
+ break;
+ case NPU_SET_WEIGHT1_LENGTH:
+ st.weight[1].length = cmds[1];
+ break;
+ case NPU_SET_SCALE1_BASE: // NPU_SET_WEIGHT2_BASE (U85)
+ if (ethosu_is_u65(edev))
+ st.scale[1].base = addr;
+ else
+ st.weight[2].base = addr;
+ break;
+ case NPU_SET_SCALE1_LENGTH: // NPU_SET_WEIGHT2_LENGTH (U85)
+ if (ethosu_is_u65(edev))
+ st.scale[1].length = cmds[1];
+ else
+ st.weight[1].length = cmds[1];
+ break;
+ case NPU_SET_WEIGHT3_BASE:
+ st.weight[3].base = addr;
+ break;
+ case NPU_SET_WEIGHT3_LENGTH:
+ st.weight[3].length = cmds[1];
+ break;
+
+ case NPU_SET_DMA0_SRC_REGION:
+ if (param & 0x100)
+ st.dma.src.region = -1;
+ else
+ st.dma.src.region = param & 0x7;
+ st.dma.mode = (param >> 9) & 0x3;
+ break;
+ case NPU_SET_DMA0_DST_REGION:
+ if (param & 0x100)
+ st.dma.dst.region = -1;
+ else
+ st.dma.dst.region = param & 0x7;
+ break;
+ case NPU_SET_DMA0_SIZE0:
+ st.dma.size0 = param;
+ break;
+ case NPU_SET_DMA0_SIZE1:
+ st.dma.size1 = param;
+ break;
+ case NPU_SET_DMA0_SRC_STRIDE0:
+ st.dma.src.stride[0] = ((s64)addr << 24) >> 24;
+ break;
+ case NPU_SET_DMA0_SRC_STRIDE1:
+ st.dma.src.stride[1] = ((s64)addr << 24) >> 24;
+ break;
+ case NPU_SET_DMA0_DST_STRIDE0:
+ st.dma.dst.stride[0] = ((s64)addr << 24) >> 24;
+ break;
+ case NPU_SET_DMA0_DST_STRIDE1:
+ st.dma.dst.stride[1] = ((s64)addr << 24) >> 24;
+ break;
+ case NPU_SET_DMA0_SRC:
+ st.dma.src.offset = addr;
+ break;
+ case NPU_SET_DMA0_DST:
+ st.dma.dst.offset = addr;
+ break;
+ case NPU_SET_DMA0_LEN:
+ st.dma.src.len = st.dma.dst.len = addr;
+ break;
+ default:
+ break;
+ }
+ }
+
+ for (i = 0; i < NPU_BASEP_REGION_MAX; i++) {
+ if (!info->region_size[i])
+ continue;
+ dev_dbg(ddev->dev, "region %d max size: 0x%llx\n",
+ i, info->region_size[i]);
+ }
+
+ bo->info = no_free_ptr(info);
+ return 0;
+}
+
+/**
+ * ethosu_gem_cmdstream_create() - Create a GEM object and attach it to a handle.
+ * @file: DRM file.
+ * @ddev: DRM device.
+ * @exclusive_vm: Exclusive VM. Not NULL if the GEM object can't be shared.
+ * @size: Size of the GEM object to allocate.
+ * @flags: Combination of drm_ethosu_bo_flags flags.
+ * @handle: Pointer holding the handle pointing to the new GEM object.
+ *
+ * Return: Zero on success
+ */
+int ethosu_gem_cmdstream_create(struct drm_file *file,
+ struct drm_device *ddev,
+ u32 size, u64 data, u32 flags, u32 *handle)
+{
+ int ret;
+ struct drm_gem_dma_object *mem;
+ struct ethosu_gem_object *bo;
+
+ mem = drm_gem_dma_create(ddev, size);
+ if (IS_ERR(mem))
+ return PTR_ERR(mem);
+
+ bo = to_ethosu_bo(&mem->base);
+ bo->flags = flags;
+
+ ret = ethosu_gem_cmdstream_copy_and_validate(ddev,
+ (void __user *)(uintptr_t)data,
+ bo, size);
+ if (ret)
+ goto fail;
+
+ /*
+ * Allocate an id of idr table where the obj is registered
+ * and handle has the id what user can see.
+ */
+ ret = drm_gem_handle_create(file, &mem->base, handle);
+
+fail:
+ /* drop reference from allocate - handle holds it now. */
+ drm_gem_object_put(&mem->base);
+
+ return ret;
+}
diff --git a/drivers/accel/ethosu/ethosu_gem.h b/drivers/accel/ethosu/ethosu_gem.h
new file mode 100644
index 000000000000..3922895a60fb
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_gem.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0 or MIT */
+/* Copyright 2025 Arm, Ltd. */
+
+#ifndef __ETHOSU_GEM_H__
+#define __ETHOSU_GEM_H__
+
+#include "ethosu_device.h"
+#include <drm/drm_gem_dma_helper.h>
+
+struct ethosu_validated_cmdstream_info {
+ u32 cmd_size;
+ u64 region_size[NPU_BASEP_REGION_MAX];
+ bool output_region[NPU_BASEP_REGION_MAX];
+};
+
+/**
+ * struct ethosu_gem_object - Driver specific GEM object.
+ */
+struct ethosu_gem_object {
+ /** @base: Inherit from drm_gem_shmem_object. */
+ struct drm_gem_dma_object base;
+
+ struct ethosu_validated_cmdstream_info *info;
+
+ /** @flags: Combination of drm_ethosu_bo_flags flags. */
+ u32 flags;
+};
+
+static inline
+struct ethosu_gem_object *to_ethosu_bo(struct drm_gem_object *obj)
+{
+ return container_of(to_drm_gem_dma_obj(obj), struct ethosu_gem_object, base);
+}
+
+struct drm_gem_object *ethosu_gem_create_object(struct drm_device *ddev,
+ size_t size);
+
+int ethosu_gem_create_with_handle(struct drm_file *file,
+ struct drm_device *ddev,
+ u64 *size, u32 flags, uint32_t *handle);
+
+int ethosu_gem_cmdstream_create(struct drm_file *file,
+ struct drm_device *ddev,
+ u32 size, u64 data, u32 flags, u32 *handle);
+
+#endif /* __ETHOSU_GEM_H__ */
diff --git a/drivers/accel/ethosu/ethosu_job.c b/drivers/accel/ethosu/ethosu_job.c
new file mode 100644
index 000000000000..26e7a2f64d71
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_job.c
@@ -0,0 +1,497 @@
+// SPDX-License-Identifier: GPL-2.0-only OR MIT
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+/* Copyright 2025 Arm, Ltd. */
+
+#include <linux/bitfield.h>
+#include <linux/genalloc.h>
+#include <linux/interrupt.h>
+#include <linux/iopoll.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+
+#include <drm/drm_file.h>
+#include <drm/drm_gem.h>
+#include <drm/drm_gem_dma_helper.h>
+#include <drm/drm_print.h>
+#include <drm/ethosu_accel.h>
+
+#include "ethosu_device.h"
+#include "ethosu_drv.h"
+#include "ethosu_gem.h"
+#include "ethosu_job.h"
+
+#define JOB_TIMEOUT_MS 500
+
+static struct ethosu_job *to_ethosu_job(struct drm_sched_job *sched_job)
+{
+ return container_of(sched_job, struct ethosu_job, base);
+}
+
+static const char *ethosu_fence_get_driver_name(struct dma_fence *fence)
+{
+ return "ethosu";
+}
+
+static const char *ethosu_fence_get_timeline_name(struct dma_fence *fence)
+{
+ return "ethosu-npu";
+}
+
+static const struct dma_fence_ops ethosu_fence_ops = {
+ .get_driver_name = ethosu_fence_get_driver_name,
+ .get_timeline_name = ethosu_fence_get_timeline_name,
+};
+
+static void ethosu_job_hw_submit(struct ethosu_device *dev, struct ethosu_job *job)
+{
+ struct drm_gem_dma_object *cmd_bo = to_drm_gem_dma_obj(job->cmd_bo);
+ struct ethosu_validated_cmdstream_info *cmd_info = to_ethosu_bo(job->cmd_bo)->info;
+
+ for (int i = 0; i < job->region_cnt; i++) {
+ struct drm_gem_dma_object *bo;
+ int region = job->region_bo_num[i];
+
+ bo = to_drm_gem_dma_obj(job->region_bo[i]);
+ writel_relaxed(lower_32_bits(bo->dma_addr), dev->regs + NPU_REG_BASEP(region));
+ writel_relaxed(upper_32_bits(bo->dma_addr), dev->regs + NPU_REG_BASEP_HI(region));
+ dev_dbg(dev->base.dev, "Region %d base addr = %pad\n", region, &bo->dma_addr);
+ }
+
+ if (job->sram_size) {
+ writel_relaxed(lower_32_bits(dev->sramphys),
+ dev->regs + NPU_REG_BASEP(ETHOSU_SRAM_REGION));
+ writel_relaxed(upper_32_bits(dev->sramphys),
+ dev->regs + NPU_REG_BASEP_HI(ETHOSU_SRAM_REGION));
+ dev_dbg(dev->base.dev, "Region %d base addr = %pad (SRAM)\n",
+ ETHOSU_SRAM_REGION, &dev->sramphys);
+ }
+
+ writel_relaxed(lower_32_bits(cmd_bo->dma_addr), dev->regs + NPU_REG_QBASE);
+ writel_relaxed(upper_32_bits(cmd_bo->dma_addr), dev->regs + NPU_REG_QBASE_HI);
+ writel_relaxed(cmd_info->cmd_size, dev->regs + NPU_REG_QSIZE);
+
+ writel(CMD_TRANSITION_TO_RUN, dev->regs + NPU_REG_CMD);
+
+ dev_dbg(dev->base.dev,
+ "Submitted cmd at %pad to core\n", &cmd_bo->dma_addr);
+}
+
+static int ethosu_acquire_object_fences(struct ethosu_job *job)
+{
+ int i, ret;
+ struct drm_gem_object **bos = job->region_bo;
+ struct ethosu_validated_cmdstream_info *info = to_ethosu_bo(job->cmd_bo)->info;
+
+ for (i = 0; i < job->region_cnt; i++) {
+ bool is_write;
+
+ if (!bos[i])
+ break;
+
+ ret = dma_resv_reserve_fences(bos[i]->resv, 1);
+ if (ret)
+ return ret;
+
+ is_write = info->output_region[job->region_bo_num[i]];
+ ret = drm_sched_job_add_implicit_dependencies(&job->base, bos[i],
+ is_write);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static void ethosu_attach_object_fences(struct ethosu_job *job)
+{
+ int i;
+ struct dma_fence *fence = job->inference_done_fence;
+ struct drm_gem_object **bos = job->region_bo;
+ struct ethosu_validated_cmdstream_info *info = to_ethosu_bo(job->cmd_bo)->info;
+
+ for (i = 0; i < job->region_cnt; i++)
+ if (info->output_region[job->region_bo_num[i]])
+ dma_resv_add_fence(bos[i]->resv, fence, DMA_RESV_USAGE_WRITE);
+}
+
+static int ethosu_job_push(struct ethosu_job *job)
+{
+ struct ww_acquire_ctx acquire_ctx;
+ int ret;
+
+ ret = drm_gem_lock_reservations(job->region_bo, job->region_cnt, &acquire_ctx);
+ if (ret)
+ return ret;
+
+ ret = ethosu_acquire_object_fences(job);
+ if (ret)
+ goto out;
+
+ ret = pm_runtime_resume_and_get(job->dev->base.dev);
+ if (!ret) {
+ guard(mutex)(&job->dev->sched_lock);
+
+ drm_sched_job_arm(&job->base);
+ job->inference_done_fence = dma_fence_get(&job->base.s_fence->finished);
+ kref_get(&job->refcount); /* put by scheduler job completion */
+ drm_sched_entity_push_job(&job->base);
+ ethosu_attach_object_fences(job);
+ }
+
+out:
+ drm_gem_unlock_reservations(job->region_bo, job->region_cnt, &acquire_ctx);
+ return ret;
+}
+
+static void ethosu_job_cleanup(struct kref *ref)
+{
+ struct ethosu_job *job = container_of(ref, struct ethosu_job,
+ refcount);
+ unsigned int i;
+
+ pm_runtime_put_autosuspend(job->dev->base.dev);
+
+ dma_fence_put(job->done_fence);
+ dma_fence_put(job->inference_done_fence);
+
+ for (i = 0; i < job->region_cnt; i++)
+ drm_gem_object_put(job->region_bo[i]);
+
+ drm_gem_object_put(job->cmd_bo);
+
+ kfree(job);
+}
+
+static void ethosu_job_put(struct ethosu_job *job)
+{
+ kref_put(&job->refcount, ethosu_job_cleanup);
+}
+
+static void ethosu_job_free(struct drm_sched_job *sched_job)
+{
+ struct ethosu_job *job = to_ethosu_job(sched_job);
+
+ drm_sched_job_cleanup(sched_job);
+ ethosu_job_put(job);
+}
+
+static struct dma_fence *ethosu_job_run(struct drm_sched_job *sched_job)
+{
+ struct ethosu_job *job = to_ethosu_job(sched_job);
+ struct ethosu_device *dev = job->dev;
+ struct dma_fence *fence = job->done_fence;
+
+ if (unlikely(job->base.s_fence->finished.error))
+ return NULL;
+
+ dma_fence_init(fence, &ethosu_fence_ops, &dev->fence_lock,
+ dev->fence_context, ++dev->emit_seqno);
+ dma_fence_get(fence);
+
+ scoped_guard(mutex, &dev->job_lock) {
+ dev->in_flight_job = job;
+ ethosu_job_hw_submit(dev, job);
+ }
+
+ return fence;
+}
+
+static void ethosu_job_handle_irq(struct ethosu_device *dev)
+{
+ u32 status = readl_relaxed(dev->regs + NPU_REG_STATUS);
+
+ if (status & (STATUS_BUS_STATUS | STATUS_CMD_PARSE_ERR)) {
+ dev_err(dev->base.dev, "Error IRQ - %x\n", status);
+ drm_sched_fault(&dev->sched);
+ return;
+ }
+
+ scoped_guard(mutex, &dev->job_lock) {
+ if (dev->in_flight_job) {
+ dma_fence_signal(dev->in_flight_job->done_fence);
+ dev->in_flight_job = NULL;
+ }
+ }
+}
+
+static irqreturn_t ethosu_job_irq_handler_thread(int irq, void *data)
+{
+ struct ethosu_device *dev = data;
+
+ ethosu_job_handle_irq(dev);
+
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t ethosu_job_irq_handler(int irq, void *data)
+{
+ struct ethosu_device *dev = data;
+ u32 status = readl_relaxed(dev->regs + NPU_REG_STATUS);
+
+ if (!(status & STATUS_IRQ_RAISED))
+ return IRQ_NONE;
+
+ writel_relaxed(CMD_CLEAR_IRQ, dev->regs + NPU_REG_CMD);
+ return IRQ_WAKE_THREAD;
+}
+
+static enum drm_gpu_sched_stat ethosu_job_timedout(struct drm_sched_job *bad)
+{
+ struct ethosu_job *job = to_ethosu_job(bad);
+ struct ethosu_device *dev = job->dev;
+ bool running;
+ u32 *bocmds = to_drm_gem_dma_obj(job->cmd_bo)->vaddr;
+ u32 cmdaddr;
+
+ cmdaddr = readl_relaxed(dev->regs + NPU_REG_QREAD);
+ running = FIELD_GET(STATUS_STATE_RUNNING, readl_relaxed(dev->regs + NPU_REG_STATUS));
+
+ if (running) {
+ int ret;
+ u32 reg;
+
+ ret = readl_relaxed_poll_timeout(dev->regs + NPU_REG_QREAD,
+ reg,
+ reg != cmdaddr,
+ USEC_PER_MSEC, 100 * USEC_PER_MSEC);
+
+ /* If still running and progress is being made, just return */
+ if (!ret)
+ return DRM_GPU_SCHED_STAT_NO_HANG;
+ }
+
+ dev_err(dev->base.dev, "NPU sched timed out: NPU %s, cmdstream offset 0x%x: 0x%x\n",
+ running ? "running" : "stopped",
+ cmdaddr, bocmds[cmdaddr / 4]);
+
+ drm_sched_stop(&dev->sched, bad);
+
+ scoped_guard(mutex, &dev->job_lock)
+ dev->in_flight_job = NULL;
+
+ /* Proceed with reset now. */
+ pm_runtime_force_suspend(dev->base.dev);
+ pm_runtime_force_resume(dev->base.dev);
+
+ /* Restart the scheduler */
+ drm_sched_start(&dev->sched, 0);
+
+ return DRM_GPU_SCHED_STAT_RESET;
+}
+
+static const struct drm_sched_backend_ops ethosu_sched_ops = {
+ .run_job = ethosu_job_run,
+ .timedout_job = ethosu_job_timedout,
+ .free_job = ethosu_job_free
+};
+
+int ethosu_job_init(struct ethosu_device *edev)
+{
+ struct device *dev = edev->base.dev;
+ struct drm_sched_init_args args = {
+ .ops = &ethosu_sched_ops,
+ .num_rqs = DRM_SCHED_PRIORITY_COUNT,
+ .credit_limit = 1,
+ .timeout = msecs_to_jiffies(JOB_TIMEOUT_MS),
+ .name = dev_name(dev),
+ .dev = dev,
+ };
+ int ret;
+
+ spin_lock_init(&edev->fence_lock);
+ ret = devm_mutex_init(dev, &edev->job_lock);
+ if (ret)
+ return ret;
+ ret = devm_mutex_init(dev, &edev->sched_lock);
+ if (ret)
+ return ret;
+
+ edev->irq = platform_get_irq(to_platform_device(dev), 0);
+ if (edev->irq < 0)
+ return edev->irq;
+
+ ret = devm_request_threaded_irq(dev, edev->irq,
+ ethosu_job_irq_handler,
+ ethosu_job_irq_handler_thread,
+ IRQF_SHARED, KBUILD_MODNAME,
+ edev);
+ if (ret) {
+ dev_err(dev, "failed to request irq\n");
+ return ret;
+ }
+
+ edev->fence_context = dma_fence_context_alloc(1);
+
+ ret = drm_sched_init(&edev->sched, &args);
+ if (ret) {
+ dev_err(dev, "Failed to create scheduler: %d\n", ret);
+ goto err_sched;
+ }
+
+ return 0;
+
+err_sched:
+ drm_sched_fini(&edev->sched);
+ return ret;
+}
+
+void ethosu_job_fini(struct ethosu_device *dev)
+{
+ drm_sched_fini(&dev->sched);
+}
+
+int ethosu_job_open(struct ethosu_file_priv *ethosu_priv)
+{
+ struct ethosu_device *dev = ethosu_priv->edev;
+ struct drm_gpu_scheduler *sched = &dev->sched;
+ int ret;
+
+ ret = drm_sched_entity_init(&ethosu_priv->sched_entity,
+ DRM_SCHED_PRIORITY_NORMAL,
+ &sched, 1, NULL);
+ return WARN_ON(ret);
+}
+
+void ethosu_job_close(struct ethosu_file_priv *ethosu_priv)
+{
+ struct drm_sched_entity *entity = &ethosu_priv->sched_entity;
+
+ drm_sched_entity_destroy(entity);
+}
+
+static int ethosu_ioctl_submit_job(struct drm_device *dev, struct drm_file *file,
+ struct drm_ethosu_job *job)
+{
+ struct ethosu_device *edev = to_ethosu_device(dev);
+ struct ethosu_file_priv *file_priv = file->driver_priv;
+ struct ethosu_job *ejob = NULL;
+ struct ethosu_validated_cmdstream_info *cmd_info;
+ int ret = 0;
+
+ /* BO region 2 is reserved if SRAM is used */
+ if (job->region_bo_handles[ETHOSU_SRAM_REGION] && job->sram_size)
+ return -EINVAL;
+
+ if (edev->npu_info.sram_size < job->sram_size)
+ return -EINVAL;
+
+ ejob = kzalloc(sizeof(*ejob), GFP_KERNEL);
+ if (!ejob)
+ return -ENOMEM;
+
+ kref_init(&ejob->refcount);
+
+ ejob->dev = edev;
+ ejob->sram_size = job->sram_size;
+
+ ejob->done_fence = kzalloc(sizeof(*ejob->done_fence), GFP_KERNEL);
+ if (!ejob->done_fence) {
+ ret = -ENOMEM;
+ goto out_cleanup_job;
+ }
+
+ ret = drm_sched_job_init(&ejob->base,
+ &file_priv->sched_entity,
+ 1, NULL, file->client_id);
+ if (ret)
+ goto out_put_job;
+
+ ejob->cmd_bo = drm_gem_object_lookup(file, job->cmd_bo);
+ if (!ejob->cmd_bo) {
+ ret = -ENOENT;
+ goto out_cleanup_job;
+ }
+ cmd_info = to_ethosu_bo(ejob->cmd_bo)->info;
+ if (!cmd_info) {
+ ret = -EINVAL;
+ goto out_cleanup_job;
+ }
+
+ for (int i = 0; i < NPU_BASEP_REGION_MAX; i++) {
+ struct drm_gem_object *gem;
+
+ /* Can only omit a BO handle if the region is not used or used for SRAM */
+ if (!job->region_bo_handles[i] &&
+ (!cmd_info->region_size[i] || (i == ETHOSU_SRAM_REGION && job->sram_size)))
+ continue;
+
+ if (job->region_bo_handles[i] && !cmd_info->region_size[i]) {
+ dev_err(dev->dev,
+ "Cmdstream BO handle %d set for unused region %d\n",
+ job->region_bo_handles[i], i);
+ ret = -EINVAL;
+ goto out_cleanup_job;
+ }
+
+ gem = drm_gem_object_lookup(file, job->region_bo_handles[i]);
+ if (!gem) {
+ dev_err(dev->dev,
+ "Invalid BO handle %d for region %d\n",
+ job->region_bo_handles[i], i);
+ ret = -ENOENT;
+ goto out_cleanup_job;
+ }
+
+ ejob->region_bo[ejob->region_cnt] = gem;
+ ejob->region_bo_num[ejob->region_cnt] = i;
+ ejob->region_cnt++;
+
+ if (to_ethosu_bo(gem)->info) {
+ dev_err(dev->dev,
+ "Cmdstream BO handle %d used for region %d\n",
+ job->region_bo_handles[i], i);
+ ret = -EINVAL;
+ goto out_cleanup_job;
+ }
+
+ /* Verify the command stream doesn't have accesses outside the BO */
+ if (cmd_info->region_size[i] > gem->size) {
+ dev_err(dev->dev,
+ "cmd stream region %d size greater than BO size (%llu > %zu)\n",
+ i, cmd_info->region_size[i], gem->size);
+ ret = -EOVERFLOW;
+ goto out_cleanup_job;
+ }
+ }
+ ret = ethosu_job_push(ejob);
+
+out_cleanup_job:
+ if (ret)
+ drm_sched_job_cleanup(&ejob->base);
+out_put_job:
+ ethosu_job_put(ejob);
+
+ return ret;
+}
+
+int ethosu_ioctl_submit(struct drm_device *dev, void *data, struct drm_file *file)
+{
+ struct drm_ethosu_submit *args = data;
+ int ret = 0;
+ unsigned int i = 0;
+
+ if (args->pad) {
+ drm_dbg(dev, "Reserved field in drm_ethosu_submit struct should be 0.\n");
+ return -EINVAL;
+ }
+
+ struct drm_ethosu_job __free(kvfree) *jobs =
+ kvmalloc_array(args->job_count, sizeof(*jobs), GFP_KERNEL);
+ if (!jobs)
+ return -ENOMEM;
+
+ if (copy_from_user(jobs,
+ (void __user *)(uintptr_t)args->jobs,
+ args->job_count * sizeof(*jobs))) {
+ drm_dbg(dev, "Failed to copy incoming job array\n");
+ return -EFAULT;
+ }
+
+ for (i = 0; i < args->job_count; i++) {
+ ret = ethosu_ioctl_submit_job(dev, file, &jobs[i]);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
diff --git a/drivers/accel/ethosu/ethosu_job.h b/drivers/accel/ethosu/ethosu_job.h
new file mode 100644
index 000000000000..ff1cf448d094
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_job.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+/* Copyright 2025 Arm, Ltd. */
+
+#ifndef __ETHOSU_JOB_H__
+#define __ETHOSU_JOB_H__
+
+#include <linux/kref.h>
+#include <drm/gpu_scheduler.h>
+
+struct ethosu_device;
+struct ethosu_file_priv;
+
+struct ethosu_job {
+ struct drm_sched_job base;
+ struct ethosu_device *dev;
+
+ struct drm_gem_object *cmd_bo;
+ struct drm_gem_object *region_bo[NPU_BASEP_REGION_MAX];
+ u8 region_bo_num[NPU_BASEP_REGION_MAX];
+ u8 region_cnt;
+ u32 sram_size;
+
+ /* Fence to be signaled by drm-sched once its done with the job */
+ struct dma_fence *inference_done_fence;
+
+ /* Fence to be signaled by IRQ handler when the job is complete. */
+ struct dma_fence *done_fence;
+
+ struct kref refcount;
+};
+
+int ethosu_ioctl_submit(struct drm_device *dev, void *data, struct drm_file *file);
+
+int ethosu_job_init(struct ethosu_device *dev);
+void ethosu_job_fini(struct ethosu_device *dev);
+int ethosu_job_open(struct ethosu_file_priv *ethosu_priv);
+void ethosu_job_close(struct ethosu_file_priv *ethosu_priv);
+
+#endif
diff --git a/drivers/accel/habanalabs/Kconfig b/drivers/accel/habanalabs/Kconfig
index 1919fbb169c7..6d1506acbd72 100644
--- a/drivers/accel/habanalabs/Kconfig
+++ b/drivers/accel/habanalabs/Kconfig
@@ -27,3 +27,26 @@ config DRM_ACCEL_HABANALABS
To compile this driver as a module, choose M here: the
module will be called habanalabs.
+
+if DRM_ACCEL_HABANALABS
+
+config HL_HLDIO
+ bool "Habanalabs NVMe Direct I/O (HLDIO)"
+ depends on PCI_P2PDMA
+ depends on BLOCK
+ help
+ Enable NVMe peer-to-peer direct I/O support for Habanalabs AI
+ accelerators.
+
+ This allows direct data transfers between NVMe storage devices
+ and Habanalabs accelerators without involving system memory,
+ using PCI peer-to-peer DMA capabilities.
+
+ Requirements:
+ - CONFIG_PCI_P2PDMA=y
+ - NVMe device and Habanalabs accelerator under same PCI root complex
+ - IOMMU disabled or in passthrough mode
+ - Hardware supporting PCI P2P DMA
+
+ If unsure, say N
+endif # DRM_ACCEL_HABANALABS
diff --git a/drivers/accel/habanalabs/common/Makefile b/drivers/accel/habanalabs/common/Makefile
index e6abffea9f87..b6d00de09db5 100644
--- a/drivers/accel/habanalabs/common/Makefile
+++ b/drivers/accel/habanalabs/common/Makefile
@@ -13,3 +13,8 @@ HL_COMMON_FILES := common/habanalabs_drv.o common/device.o common/context.o \
common/command_submission.o common/firmware_if.o \
common/security.o common/state_dump.o \
common/memory_mgr.o common/decoder.o
+
+# Conditionally add HLDIO support
+ifdef CONFIG_HL_HLDIO
+HL_COMMON_FILES += common/hldio.o
+endif \ No newline at end of file
diff --git a/drivers/accel/habanalabs/common/debugfs.c b/drivers/accel/habanalabs/common/debugfs.c
index 4b391807e5f2..5f0820b19ccb 100644
--- a/drivers/accel/habanalabs/common/debugfs.c
+++ b/drivers/accel/habanalabs/common/debugfs.c
@@ -6,6 +6,7 @@
*/
#include "habanalabs.h"
+#include "hldio.h"
#include "../include/hw_ip/mmu/mmu_general.h"
#include <linux/pci.h>
@@ -602,6 +603,198 @@ static int engines_show(struct seq_file *s, void *data)
return 0;
}
+#ifdef CONFIG_HL_HLDIO
+/* DIO debugfs functions following the standard pattern */
+static int dio_ssd2hl_show(struct seq_file *s, void *data)
+{
+ struct hl_debugfs_entry *entry = s->private;
+ struct hl_dbg_device_entry *dev_entry = entry->dev_entry;
+ struct hl_device *hdev = dev_entry->hdev;
+
+ if (!hdev->asic_prop.supports_nvme) {
+ seq_puts(s, "NVMe Direct I/O not supported\\n");
+ return 0;
+ }
+
+ seq_puts(s, "Usage: echo \"fd=N va=0xADDR off=N len=N\" > dio_ssd2hl\n");
+ seq_printf(s, "Last transfer: %zu bytes\\n", dev_entry->dio_stats.last_len_read);
+ seq_puts(s, "Note: All parameters must be page-aligned (4KB)\\n");
+
+ return 0;
+}
+
+static ssize_t dio_ssd2hl_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *f_pos)
+{
+ struct seq_file *s = file->private_data;
+ struct hl_debugfs_entry *entry = s->private;
+ struct hl_dbg_device_entry *dev_entry = entry->dev_entry;
+ struct hl_device *hdev = dev_entry->hdev;
+ struct hl_ctx *ctx = hdev->kernel_ctx;
+ char kbuf[128];
+ u64 device_va = 0, off_bytes = 0, len_bytes = 0;
+ u32 fd = 0;
+ size_t len_read = 0;
+ int rc, parsed;
+
+ if (!hdev->asic_prop.supports_nvme)
+ return -EOPNOTSUPP;
+
+ if (count >= sizeof(kbuf))
+ return -EINVAL;
+
+ if (copy_from_user(kbuf, buf, count))
+ return -EFAULT;
+
+ kbuf[count] = 0;
+
+ /* Parse: fd=N va=0xADDR off=N len=N */
+ parsed = sscanf(kbuf, "fd=%u va=0x%llx off=%llu len=%llu",
+ &fd, &device_va, &off_bytes, &len_bytes);
+ if (parsed != 4) {
+ dev_err(hdev->dev, "Invalid format. Expected: fd=N va=0xADDR off=N len=N\\n");
+ return -EINVAL;
+ }
+
+ /* Validate file descriptor */
+ if (fd == 0) {
+ dev_err(hdev->dev, "Invalid file descriptor: %u\\n", fd);
+ return -EINVAL;
+ }
+
+ /* Validate alignment requirements */
+ if (!IS_ALIGNED(device_va, PAGE_SIZE) ||
+ !IS_ALIGNED(off_bytes, PAGE_SIZE) ||
+ !IS_ALIGNED(len_bytes, PAGE_SIZE)) {
+ dev_err(hdev->dev,
+ "All parameters must be page-aligned (4KB)\\n");
+ return -EINVAL;
+ }
+
+ /* Validate transfer size */
+ if (len_bytes == 0 || len_bytes > SZ_1G) {
+ dev_err(hdev->dev, "Invalid length: %llu (max 1GB)\\n",
+ len_bytes);
+ return -EINVAL;
+ }
+
+ dev_dbg(hdev->dev, "DIO SSD2HL: fd=%u va=0x%llx off=%llu len=%llu\\n",
+ fd, device_va, off_bytes, len_bytes);
+
+ rc = hl_dio_ssd2hl(hdev, ctx, fd, device_va, off_bytes, len_bytes, &len_read);
+ if (rc < 0) {
+ dev_entry->dio_stats.failed_ops++;
+ dev_err(hdev->dev, "SSD2HL operation failed: %d\\n", rc);
+ return rc;
+ }
+
+ /* Update statistics */
+ dev_entry->dio_stats.total_ops++;
+ dev_entry->dio_stats.successful_ops++;
+ dev_entry->dio_stats.bytes_transferred += len_read;
+ dev_entry->dio_stats.last_len_read = len_read;
+
+ dev_dbg(hdev->dev, "DIO SSD2HL completed: %zu bytes transferred\\n", len_read);
+
+ return count;
+}
+
+static int dio_hl2ssd_show(struct seq_file *s, void *data)
+{
+ seq_puts(s, "HL2SSD (device-to-SSD) transfers not implemented\\n");
+ return 0;
+}
+
+static ssize_t dio_hl2ssd_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *f_pos)
+{
+ struct seq_file *s = file->private_data;
+ struct hl_debugfs_entry *entry = s->private;
+ struct hl_dbg_device_entry *dev_entry = entry->dev_entry;
+ struct hl_device *hdev = dev_entry->hdev;
+
+ if (!hdev->asic_prop.supports_nvme)
+ return -EOPNOTSUPP;
+
+ dev_dbg(hdev->dev, "HL2SSD operation not implemented\\n");
+ return -EOPNOTSUPP;
+}
+
+static int dio_stats_show(struct seq_file *s, void *data)
+{
+ struct hl_debugfs_entry *entry = s->private;
+ struct hl_dbg_device_entry *dev_entry = entry->dev_entry;
+ struct hl_device *hdev = dev_entry->hdev;
+ struct hl_dio_stats *stats = &dev_entry->dio_stats;
+ u64 avg_bytes_per_op = 0, success_rate = 0;
+
+ if (!hdev->asic_prop.supports_nvme) {
+ seq_puts(s, "NVMe Direct I/O not supported\\n");
+ return 0;
+ }
+
+ if (stats->successful_ops > 0)
+ avg_bytes_per_op = stats->bytes_transferred / stats->successful_ops;
+
+ if (stats->total_ops > 0)
+ success_rate = (stats->successful_ops * 100) / stats->total_ops;
+
+ seq_puts(s, "=== Habanalabs Direct I/O Statistics ===\\n");
+ seq_printf(s, "Total operations: %llu\\n", stats->total_ops);
+ seq_printf(s, "Successful ops: %llu\\n", stats->successful_ops);
+ seq_printf(s, "Failed ops: %llu\\n", stats->failed_ops);
+ seq_printf(s, "Success rate: %llu%%\\n", success_rate);
+ seq_printf(s, "Total bytes: %llu\\n", stats->bytes_transferred);
+ seq_printf(s, "Avg bytes per op: %llu\\n", avg_bytes_per_op);
+ seq_printf(s, "Last transfer: %zu bytes\\n", stats->last_len_read);
+
+ return 0;
+}
+
+static int dio_reset_show(struct seq_file *s, void *data)
+{
+ seq_puts(s, "Write '1' to reset DIO statistics\\n");
+ return 0;
+}
+
+static ssize_t dio_reset_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *f_pos)
+{
+ struct seq_file *s = file->private_data;
+ struct hl_debugfs_entry *entry = s->private;
+ struct hl_dbg_device_entry *dev_entry = entry->dev_entry;
+ struct hl_device *hdev = dev_entry->hdev;
+ char kbuf[8];
+ unsigned long val;
+ int rc;
+
+ if (!hdev->asic_prop.supports_nvme)
+ return -EOPNOTSUPP;
+
+ if (count >= sizeof(kbuf))
+ return -EINVAL;
+
+ if (copy_from_user(kbuf, buf, count))
+ return -EFAULT;
+
+ kbuf[count] = 0;
+
+ rc = kstrtoul(kbuf, 0, &val);
+ if (rc)
+ return rc;
+
+ if (val == 1) {
+ memset(&dev_entry->dio_stats, 0, sizeof(dev_entry->dio_stats));
+ dev_dbg(hdev->dev, "DIO statistics reset\\n");
+ } else {
+ dev_err(hdev->dev, "Write '1' to reset statistics\\n");
+ return -EINVAL;
+ }
+
+ return count;
+}
+#endif
+
static ssize_t hl_memory_scrub(struct file *f, const char __user *buf,
size_t count, loff_t *ppos)
{
@@ -788,6 +981,113 @@ static void hl_access_host_mem(struct hl_device *hdev, u64 addr, u64 *val,
}
}
+static void dump_cfg_access_entry(struct hl_device *hdev,
+ struct hl_debugfs_cfg_access_entry *entry)
+{
+ char *access_type = "";
+ struct tm tm;
+
+ switch (entry->debugfs_type) {
+ case DEBUGFS_READ32:
+ access_type = "READ32 from";
+ break;
+ case DEBUGFS_WRITE32:
+ access_type = "WRITE32 to";
+ break;
+ case DEBUGFS_READ64:
+ access_type = "READ64 from";
+ break;
+ case DEBUGFS_WRITE64:
+ access_type = "WRITE64 to";
+ break;
+ default:
+ dev_err(hdev->dev, "Invalid DEBUGFS access type (%u)\n", entry->debugfs_type);
+ return;
+ }
+
+ time64_to_tm(entry->seconds_since_epoch, 0, &tm);
+ dev_info(hdev->dev,
+ "%ld-%02d-%02d %02d:%02d:%02d (UTC): %s %#llx\n", tm.tm_year + 1900, tm.tm_mon + 1,
+ tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, access_type, entry->addr);
+}
+
+void hl_debugfs_cfg_access_history_dump(struct hl_device *hdev)
+{
+ struct hl_debugfs_cfg_access *dbgfs = &hdev->debugfs_cfg_accesses;
+ u32 i, head, count = 0;
+ time64_t entry_time, now;
+ unsigned long flags;
+
+ now = ktime_get_real_seconds();
+
+ spin_lock_irqsave(&dbgfs->lock, flags);
+ head = dbgfs->head;
+ if (head == 0)
+ i = HL_DBGFS_CFG_ACCESS_HIST_LEN - 1;
+ else
+ i = head - 1;
+
+ /* Walk back until timeout or invalid entry */
+ while (dbgfs->cfg_access_list[i].valid) {
+ entry_time = dbgfs->cfg_access_list[i].seconds_since_epoch;
+ /* Stop when entry is older than timeout */
+ if (now - entry_time > HL_DBGFS_CFG_ACCESS_HIST_TIMEOUT_SEC)
+ break;
+
+ /* print single entry under lock */
+ {
+ struct hl_debugfs_cfg_access_entry entry = dbgfs->cfg_access_list[i];
+ /*
+ * We copy the entry out under lock and then print after
+ * releasing the lock to minimize time under lock.
+ */
+ spin_unlock_irqrestore(&dbgfs->lock, flags);
+ dump_cfg_access_entry(hdev, &entry);
+ spin_lock_irqsave(&dbgfs->lock, flags);
+ }
+
+ /* mark consumed */
+ dbgfs->cfg_access_list[i].valid = false;
+
+ if (i == 0)
+ i = HL_DBGFS_CFG_ACCESS_HIST_LEN - 1;
+ else
+ i--;
+ count++;
+ if (count >= HL_DBGFS_CFG_ACCESS_HIST_LEN)
+ break;
+ }
+ spin_unlock_irqrestore(&dbgfs->lock, flags);
+}
+
+static void check_if_cfg_access_and_log(struct hl_device *hdev, u64 addr, size_t access_size,
+ enum debugfs_access_type access_type)
+{
+ struct hl_debugfs_cfg_access *dbgfs_cfg_accesses = &hdev->debugfs_cfg_accesses;
+ struct pci_mem_region *mem_reg = &hdev->pci_mem_region[PCI_REGION_CFG];
+ struct hl_debugfs_cfg_access_entry *new_entry;
+ unsigned long flags;
+
+ /* Check if address is in config memory */
+ if (addr >= mem_reg->region_base &&
+ mem_reg->region_size >= access_size &&
+ addr <= mem_reg->region_base + mem_reg->region_size - access_size) {
+
+ spin_lock_irqsave(&dbgfs_cfg_accesses->lock, flags);
+
+ new_entry = &dbgfs_cfg_accesses->cfg_access_list[dbgfs_cfg_accesses->head];
+ new_entry->seconds_since_epoch = ktime_get_real_seconds();
+ new_entry->addr = addr;
+ new_entry->debugfs_type = access_type;
+ new_entry->valid = true;
+ dbgfs_cfg_accesses->head = (dbgfs_cfg_accesses->head + 1)
+ % HL_DBGFS_CFG_ACCESS_HIST_LEN;
+
+ spin_unlock_irqrestore(&dbgfs_cfg_accesses->lock, flags);
+
+ }
+}
+
static int hl_access_mem(struct hl_device *hdev, u64 addr, u64 *val,
enum debugfs_access_type acc_type)
{
@@ -805,6 +1105,7 @@ static int hl_access_mem(struct hl_device *hdev, u64 addr, u64 *val,
return rc;
}
+ check_if_cfg_access_and_log(hdev, addr, acc_size, acc_type);
rc = hl_access_dev_mem_by_region(hdev, addr, val, acc_type, &found);
if (rc) {
dev_err(hdev->dev,
@@ -1525,6 +1826,13 @@ static const struct hl_info_list hl_debugfs_list[] = {
{"mmu", mmu_show, mmu_asid_va_write},
{"mmu_error", mmu_ack_error, mmu_ack_error_value_write},
{"engines", engines_show, NULL},
+#ifdef CONFIG_HL_HLDIO
+ /* DIO entries - only created if NVMe is supported */
+ {"dio_ssd2hl", dio_ssd2hl_show, dio_ssd2hl_write},
+ {"dio_stats", dio_stats_show, NULL},
+ {"dio_reset", dio_reset_show, dio_reset_write},
+ {"dio_hl2ssd", dio_hl2ssd_show, dio_hl2ssd_write},
+#endif
};
static int hl_debugfs_open(struct inode *inode, struct file *file)
@@ -1723,6 +2031,11 @@ static void add_files_to_device(struct hl_device *hdev, struct hl_dbg_device_ent
&hdev->asic_prop.server_type);
for (i = 0, entry = dev_entry->entry_arr ; i < count ; i++, entry++) {
+ /* Skip DIO entries if NVMe is not supported */
+ if (strncmp(hl_debugfs_list[i].name, "dio_", 4) == 0 &&
+ !hdev->asic_prop.supports_nvme)
+ continue;
+
debugfs_create_file(hl_debugfs_list[i].name,
0644,
root,
@@ -1762,6 +2075,14 @@ int hl_debugfs_device_init(struct hl_device *hdev)
spin_lock_init(&dev_entry->userptr_spinlock);
mutex_init(&dev_entry->ctx_mem_hash_mutex);
+ spin_lock_init(&hdev->debugfs_cfg_accesses.lock);
+ hdev->debugfs_cfg_accesses.head = 0; /* already zero by alloc but explicit init is fine */
+
+#ifdef CONFIG_HL_HLDIO
+ /* Initialize DIO statistics */
+ memset(&dev_entry->dio_stats, 0, sizeof(dev_entry->dio_stats));
+#endif
+
return 0;
}
@@ -1780,6 +2101,7 @@ void hl_debugfs_device_fini(struct hl_device *hdev)
vfree(entry->state_dump[i]);
kfree(entry->entry_arr);
+
}
void hl_debugfs_add_device(struct hl_device *hdev)
@@ -1792,6 +2114,7 @@ void hl_debugfs_add_device(struct hl_device *hdev)
if (!hdev->asic_prop.fw_security_enabled)
add_secured_nodes(dev_entry, dev_entry->root);
+
}
void hl_debugfs_add_file(struct hl_fpriv *hpriv)
@@ -1924,3 +2247,4 @@ void hl_debugfs_set_state_dump(struct hl_device *hdev, char *data,
up_write(&dev_entry->state_dump_sem);
}
+
diff --git a/drivers/accel/habanalabs/common/device.c b/drivers/accel/habanalabs/common/device.c
index 80fa08bf57bd..999c92d7036e 100644
--- a/drivers/accel/habanalabs/common/device.c
+++ b/drivers/accel/habanalabs/common/device.c
@@ -1630,6 +1630,11 @@ int hl_device_reset(struct hl_device *hdev, u32 flags)
from_watchdog_thread = !!(flags & HL_DRV_RESET_FROM_WD_THR);
reset_upon_device_release = hdev->reset_upon_device_release && from_dev_release;
+ if (hdev->cpld_shutdown) {
+ dev_err(hdev->dev, "Cannot reset device, cpld is shutdown! Device is NOT usable\n");
+ return -EIO;
+ }
+
if (!hard_reset && (hl_device_status(hdev) == HL_DEVICE_STATUS_MALFUNCTION)) {
dev_dbg(hdev->dev, "soft-reset isn't supported on a malfunctioning device\n");
return 0;
@@ -2576,6 +2581,14 @@ void hl_device_fini(struct hl_device *hdev)
if (rc)
dev_err(hdev->dev, "hw_fini failed in device fini while removing device %d\n", rc);
+ /* Reset the H/W (if it accessible). It will be in idle state after this returns */
+ if (!hdev->cpld_shutdown) {
+ rc = hdev->asic_funcs->hw_fini(hdev, true, false);
+ if (rc)
+ dev_err(hdev->dev,
+ "hw_fini failed in device fini while removing device %d\n", rc);
+ }
+
hdev->fw_loader.fw_comp_loaded = FW_TYPE_NONE;
/* Release kernel context */
@@ -2943,3 +2956,13 @@ void hl_handle_clk_change_event(struct hl_device *hdev, u16 event_type, u64 *eve
mutex_unlock(&clk_throttle->lock);
}
+
+void hl_eq_cpld_shutdown_event_handle(struct hl_device *hdev, u16 event_id, u64 *event_mask)
+{
+ hl_handle_critical_hw_err(hdev, event_id, event_mask);
+ *event_mask |= HL_NOTIFIER_EVENT_DEVICE_UNAVAILABLE;
+
+ /* Avoid any new accesses to the H/W */
+ hdev->disabled = true;
+ hdev->cpld_shutdown = true;
+}
diff --git a/drivers/accel/habanalabs/common/habanalabs.h b/drivers/accel/habanalabs/common/habanalabs.h
index 6f27ce4fa01b..d94c2ba22a6a 100644
--- a/drivers/accel/habanalabs/common/habanalabs.h
+++ b/drivers/accel/habanalabs/common/habanalabs.h
@@ -90,7 +90,9 @@ struct hl_fpriv;
#define HL_COMMON_USER_CQ_INTERRUPT_ID 0xFFF
#define HL_COMMON_DEC_INTERRUPT_ID 0xFFE
-#define HL_STATE_DUMP_HIST_LEN 5
+#define HL_STATE_DUMP_HIST_LEN 5
+#define HL_DBGFS_CFG_ACCESS_HIST_LEN 20
+#define HL_DBGFS_CFG_ACCESS_HIST_TIMEOUT_SEC 2 /* 2s */
/* Default value for device reset trigger , an invalid value */
#define HL_RESET_TRIGGER_DEFAULT 0xFF
@@ -702,6 +704,7 @@ struct hl_hints_range {
* @supports_advanced_cpucp_rc: true if new cpucp opcodes are supported.
* @supports_engine_modes: true if changing engines/engine_cores modes is supported.
* @support_dynamic_resereved_fw_size: true if we support dynamic reserved size for fw.
+ * @supports_nvme: indicates whether the asic supports NVMe P2P DMA.
*/
struct asic_fixed_properties {
struct hw_queue_properties *hw_queues_props;
@@ -822,6 +825,7 @@ struct asic_fixed_properties {
u8 supports_advanced_cpucp_rc;
u8 supports_engine_modes;
u8 support_dynamic_resereved_fw_size;
+ u8 supports_nvme;
};
/**
@@ -2274,6 +2278,9 @@ struct hl_vm {
u8 init_done;
};
+#ifdef CONFIG_HL_HLDIO
+#include "hldio.h"
+#endif
/*
* DEBUG, PROFILING STRUCTURE
@@ -2344,7 +2351,6 @@ struct hl_fpriv {
struct mutex ctx_lock;
};
-
/*
* DebugFS
*/
@@ -2372,6 +2378,7 @@ struct hl_debugfs_entry {
struct hl_dbg_device_entry *dev_entry;
};
+
/**
* struct hl_dbg_device_entry - ASIC specific debugfs manager.
* @root: root dentry.
@@ -2403,6 +2410,7 @@ struct hl_debugfs_entry {
* @i2c_addr: generic u8 debugfs file for address value to use in i2c_data_read.
* @i2c_reg: generic u8 debugfs file for register value to use in i2c_data_read.
* @i2c_len: generic u8 debugfs file for length value to use in i2c_data_read.
+ * @dio_stats: Direct I/O statistics
*/
struct hl_dbg_device_entry {
struct dentry *root;
@@ -2434,6 +2442,35 @@ struct hl_dbg_device_entry {
u8 i2c_addr;
u8 i2c_reg;
u8 i2c_len;
+#ifdef CONFIG_HL_HLDIO
+ struct hl_dio_stats dio_stats;
+#endif
+};
+
+/**
+ * struct hl_debugfs_cfg_access_entry - single debugfs config access object, member of
+ * hl_debugfs_cfg_access.
+ * @seconds_since_epoch: seconds since January 1, 1970, used for time comparisons.
+ * @debugfs_type: the debugfs operation requested, can be READ32, WRITE32, READ64 or WRITE64.
+ * @addr: the requested address to access.
+ * @valid: if set, this entry has valid data for dumping at interrupt time.
+ */
+struct hl_debugfs_cfg_access_entry {
+ ktime_t seconds_since_epoch;
+ enum debugfs_access_type debugfs_type;
+ u64 addr;
+ bool valid;
+};
+
+/**
+ * struct hl_debugfs_cfg_access - saves debugfs config region access requests history.
+ * @cfg_access_list: list of objects describing config region access requests.
+ * @head: next valid index to add new entry to in cfg_access_list.
+ */
+struct hl_debugfs_cfg_access {
+ struct hl_debugfs_cfg_access_entry cfg_access_list[HL_DBGFS_CFG_ACCESS_HIST_LEN];
+ u32 head;
+ spinlock_t lock; /* protects head and entries */
};
/**
@@ -3281,6 +3318,7 @@ struct eq_heartbeat_debug_info {
* @hl_chip_info: ASIC's sensors information.
* @device_status_description: device status description.
* @hl_debugfs: device's debugfs manager.
+ * @debugfs_cfg_accesses: list of last debugfs config region accesses.
* @cb_pool: list of pre allocated CBs.
* @cb_pool_lock: protects the CB pool.
* @internal_cb_pool_virt_addr: internal command buffer pool virtual address.
@@ -3305,6 +3343,7 @@ struct eq_heartbeat_debug_info {
* @captured_err_info: holds information about errors.
* @reset_info: holds current device reset information.
* @heartbeat_debug_info: counters used to debug heartbeat failures.
+ * @hldio: describes habanalabs direct storage interaction interface.
* @irq_affinity_mask: mask of available CPU cores for user and decoder interrupt handling.
* @stream_master_qid_arr: pointer to array with QIDs of master streams.
* @fw_inner_major_ver: the major of current loaded preboot inner version.
@@ -3357,6 +3396,7 @@ struct eq_heartbeat_debug_info {
* addresses.
* @is_in_dram_scrub: true if dram scrub operation is on going.
* @disabled: is device disabled.
+ * @cpld_shutdown: is cpld shutdown.
* @late_init_done: is late init stage was done during initialization.
* @hwmon_initialized: is H/W monitor sensors was initialized.
* @reset_on_lockup: true if a reset should be done in case of stuck CS, false
@@ -3461,6 +3501,7 @@ struct hl_device {
struct hwmon_chip_info *hl_chip_info;
struct hl_dbg_device_entry hl_debugfs;
+ struct hl_debugfs_cfg_access debugfs_cfg_accesses;
struct list_head cb_pool;
spinlock_t cb_pool_lock;
@@ -3496,7 +3537,9 @@ struct hl_device {
struct hl_reset_info reset_info;
struct eq_heartbeat_debug_info heartbeat_debug_info;
-
+#ifdef CONFIG_HL_HLDIO
+ struct hl_dio hldio;
+#endif
cpumask_t irq_affinity_mask;
u32 *stream_master_qid_arr;
@@ -3532,6 +3575,7 @@ struct hl_device {
u16 cpu_pci_msb_addr;
u8 is_in_dram_scrub;
u8 disabled;
+ u8 cpld_shutdown;
u8 late_init_done;
u8 hwmon_initialized;
u8 reset_on_lockup;
@@ -4089,6 +4133,7 @@ void hl_init_cpu_for_irq(struct hl_device *hdev);
void hl_set_irq_affinity(struct hl_device *hdev, int irq);
void hl_eq_heartbeat_event_handle(struct hl_device *hdev);
void hl_handle_clk_change_event(struct hl_device *hdev, u16 event_type, u64 *event_mask);
+void hl_eq_cpld_shutdown_event_handle(struct hl_device *hdev, u16 event_id, u64 *event_mask);
#ifdef CONFIG_DEBUG_FS
@@ -4110,6 +4155,7 @@ void hl_debugfs_add_ctx_mem_hash(struct hl_device *hdev, struct hl_ctx *ctx);
void hl_debugfs_remove_ctx_mem_hash(struct hl_device *hdev, struct hl_ctx *ctx);
void hl_debugfs_set_state_dump(struct hl_device *hdev, char *data,
unsigned long length);
+void hl_debugfs_cfg_access_history_dump(struct hl_device *hdev);
#else
@@ -4185,6 +4231,10 @@ static inline void hl_debugfs_set_state_dump(struct hl_device *hdev,
{
}
+static inline void hl_debugfs_cfg_access_history_dump(struct hl_device *hdev)
+{
+}
+
#endif
/* Security */
diff --git a/drivers/accel/habanalabs/common/habanalabs_ioctl.c b/drivers/accel/habanalabs/common/habanalabs_ioctl.c
index dc80ca921d90..fdfdabc85e54 100644
--- a/drivers/accel/habanalabs/common/habanalabs_ioctl.c
+++ b/drivers/accel/habanalabs/common/habanalabs_ioctl.c
@@ -961,6 +961,12 @@ static int send_fw_generic_request(struct hl_device *hdev, struct hl_info_args *
case HL_PASSTHROUGH_VERSIONS:
need_input_buff = false;
break;
+ case HL_GET_ERR_COUNTERS_CMD:
+ need_input_buff = true;
+ break;
+ case HL_GET_P_STATE:
+ need_input_buff = false;
+ break;
default:
return -EINVAL;
}
diff --git a/drivers/accel/habanalabs/common/hldio.c b/drivers/accel/habanalabs/common/hldio.c
new file mode 100644
index 000000000000..083ae5610875
--- /dev/null
+++ b/drivers/accel/habanalabs/common/hldio.c
@@ -0,0 +1,437 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/*
+ * Copyright 2024 HabanaLabs, Ltd.
+ * All Rights Reserved.
+ */
+
+#include "habanalabs.h"
+#include "hldio.h"
+#include <generated/uapi/linux/version.h>
+#include <linux/pci-p2pdma.h>
+#include <linux/blkdev.h>
+#include <linux/vmalloc.h>
+
+/*
+ * NVMe Direct I/O implementation for habanalabs driver
+ *
+ * ASSUMPTIONS
+ * ===========
+ * 1. No IOMMU (well, technically it can work with IOMMU, but it is *almost useless).
+ * 2. Only READ operations (can extend in the future).
+ * 3. No sparse files (can overcome this in the future).
+ * 4. Kernel version >= 6.9
+ * 5. Requiring page alignment is OK (I don't see a solution to this one right,
+ * now, how do we read partial pages?)
+ * 6. Kernel compiled with CONFIG_PCI_P2PDMA. This requires a CUSTOM kernel.
+ * Theoretically I have a slight idea on how this could be solvable, but it
+ * is probably inacceptable for the upstream. Also may not work in the end.
+ * 7. Either make sure our cards and disks are under the same PCI bridge, or
+ * compile a custom kernel to hack around this.
+ */
+
+#define IO_STABILIZE_TIMEOUT 10000000 /* 10 seconds in microseconds */
+
+/*
+ * This struct contains all the useful data I could milk out of the file handle
+ * provided by the user.
+ * @TODO: right now it is retrieved on each IO, but can be done once with some
+ * dedicated IOCTL, call it for example HL_REGISTER_HANDLE.
+ */
+struct hl_dio_fd {
+ /* Back pointer in case we need it in async completion */
+ struct hl_ctx *ctx;
+ /* Associated fd struct */
+ struct file *filp;
+};
+
+/*
+ * This is a single IO descriptor
+ */
+struct hl_direct_io {
+ struct hl_dio_fd f;
+ struct kiocb kio;
+ struct bio_vec *bv;
+ struct iov_iter iter;
+ u64 device_va;
+ u64 off_bytes;
+ u64 len_bytes;
+ u32 type;
+};
+
+bool hl_device_supports_nvme(struct hl_device *hdev)
+{
+ return hdev->asic_prop.supports_nvme;
+}
+
+static int hl_dio_fd_register(struct hl_ctx *ctx, int fd, struct hl_dio_fd *f)
+{
+ struct hl_device *hdev = ctx->hdev;
+ struct block_device *bd;
+ struct super_block *sb;
+ struct inode *inode;
+ struct gendisk *gd;
+ struct device *disk_dev;
+ int rc;
+
+ f->filp = fget(fd);
+ if (!f->filp) {
+ rc = -ENOENT;
+ goto out;
+ }
+
+ if (!(f->filp->f_flags & O_DIRECT)) {
+ dev_err(hdev->dev, "file is not in the direct mode\n");
+ rc = -EINVAL;
+ goto fput;
+ }
+
+ if (!f->filp->f_op->read_iter) {
+ dev_err(hdev->dev, "read iter is not supported, need to fall back to legacy\n");
+ rc = -EINVAL;
+ goto fput;
+ }
+
+ inode = file_inode(f->filp);
+ sb = inode->i_sb;
+ bd = sb->s_bdev;
+ gd = bd->bd_disk;
+
+ if (inode->i_blocks << sb->s_blocksize_bits < i_size_read(inode)) {
+ dev_err(hdev->dev, "sparse files are not currently supported\n");
+ rc = -EINVAL;
+ goto fput;
+ }
+
+ if (!bd || !gd) {
+ dev_err(hdev->dev, "invalid block device\n");
+ rc = -ENODEV;
+ goto fput;
+ }
+ /* Get the underlying device from the block device */
+ disk_dev = disk_to_dev(gd);
+ if (!dma_pci_p2pdma_supported(disk_dev)) {
+ dev_err(hdev->dev, "device does not support PCI P2P DMA\n");
+ rc = -EOPNOTSUPP;
+ goto fput;
+ }
+
+ /*
+ * @TODO: Maybe we need additional checks here
+ */
+
+ f->ctx = ctx;
+ rc = 0;
+
+ goto out;
+fput:
+ fput(f->filp);
+out:
+ return rc;
+}
+
+static void hl_dio_fd_unregister(struct hl_dio_fd *f)
+{
+ fput(f->filp);
+}
+
+static long hl_dio_count_io(struct hl_device *hdev)
+{
+ s64 sum = 0;
+ int i;
+
+ for_each_possible_cpu(i)
+ sum += per_cpu(*hdev->hldio.inflight_ios, i);
+
+ return sum;
+}
+
+static bool hl_dio_get_iopath(struct hl_ctx *ctx)
+{
+ struct hl_device *hdev = ctx->hdev;
+
+ if (hdev->hldio.io_enabled) {
+ this_cpu_inc(*hdev->hldio.inflight_ios);
+
+ /* Avoid race conditions */
+ if (!hdev->hldio.io_enabled) {
+ this_cpu_dec(*hdev->hldio.inflight_ios);
+ return false;
+ }
+
+ hl_ctx_get(ctx);
+
+ return true;
+ }
+
+ return false;
+}
+
+static void hl_dio_put_iopath(struct hl_ctx *ctx)
+{
+ struct hl_device *hdev = ctx->hdev;
+
+ hl_ctx_put(ctx);
+ this_cpu_dec(*hdev->hldio.inflight_ios);
+}
+
+static void hl_dio_set_io_enabled(struct hl_device *hdev, bool enabled)
+{
+ hdev->hldio.io_enabled = enabled;
+}
+
+static bool hl_dio_validate_io(struct hl_device *hdev, struct hl_direct_io *io)
+{
+ if ((u64)io->device_va & ~PAGE_MASK) {
+ dev_dbg(hdev->dev, "device address must be 4K aligned\n");
+ return false;
+ }
+
+ if (io->len_bytes & ~PAGE_MASK) {
+ dev_dbg(hdev->dev, "IO length must be 4K aligned\n");
+ return false;
+ }
+
+ if (io->off_bytes & ~PAGE_MASK) {
+ dev_dbg(hdev->dev, "IO offset must be 4K aligned\n");
+ return false;
+ }
+
+ return true;
+}
+
+static struct page *hl_dio_va2page(struct hl_device *hdev, struct hl_ctx *ctx, u64 device_va)
+{
+ struct hl_dio *hldio = &hdev->hldio;
+ u64 device_pa;
+ int rc, i;
+
+ rc = hl_mmu_va_to_pa(ctx, device_va, &device_pa);
+ if (rc) {
+ dev_err(hdev->dev, "device virtual address translation error: %#llx (%d)",
+ device_va, rc);
+ return NULL;
+ }
+
+ for (i = 0 ; i < hldio->np2prs ; ++i) {
+ if (device_pa >= hldio->p2prs[i].device_pa &&
+ device_pa < hldio->p2prs[i].device_pa + hldio->p2prs[i].size)
+ return hldio->p2prs[i].p2ppages[(device_pa - hldio->p2prs[i].device_pa) >>
+ PAGE_SHIFT];
+ }
+
+ return NULL;
+}
+
+static ssize_t hl_direct_io(struct hl_device *hdev, struct hl_direct_io *io)
+{
+ u64 npages, device_va;
+ ssize_t rc;
+ int i;
+
+ if (!hl_dio_validate_io(hdev, io))
+ return -EINVAL;
+
+ if (!hl_dio_get_iopath(io->f.ctx)) {
+ dev_info(hdev->dev, "can't schedule a new IO, IO is disabled\n");
+ return -ESHUTDOWN;
+ }
+
+ init_sync_kiocb(&io->kio, io->f.filp);
+ io->kio.ki_pos = io->off_bytes;
+
+ npages = (io->len_bytes >> PAGE_SHIFT);
+
+ /* @TODO: this can be implemented smarter, vmalloc in iopath is not
+ * ideal. Maybe some variation of genpool. Number of pages may differ
+ * greatly, so maybe even use pools of different sizes and chose the
+ * closest one.
+ */
+ io->bv = vzalloc(npages * sizeof(struct bio_vec));
+ if (!io->bv)
+ return -ENOMEM;
+
+ for (i = 0, device_va = io->device_va; i < npages ; ++i, device_va += PAGE_SIZE) {
+ io->bv[i].bv_page = hl_dio_va2page(hdev, io->f.ctx, device_va);
+ if (!io->bv[i].bv_page) {
+ dev_err(hdev->dev, "error getting page struct for device va %#llx",
+ device_va);
+ rc = -EFAULT;
+ goto cleanup;
+ }
+ io->bv[i].bv_offset = 0;
+ io->bv[i].bv_len = PAGE_SIZE;
+ }
+
+ iov_iter_bvec(&io->iter, io->type, io->bv, 1, io->len_bytes);
+ if (io->f.filp->f_op && io->f.filp->f_op->read_iter)
+ rc = io->f.filp->f_op->read_iter(&io->kio, &io->iter);
+ else
+ rc = -EINVAL;
+
+cleanup:
+ vfree(io->bv);
+ hl_dio_put_iopath(io->f.ctx);
+
+ dev_dbg(hdev->dev, "IO ended with %ld\n", rc);
+
+ return rc;
+}
+
+/*
+ * @TODO: This function can be used as a callback for io completion under
+ * kio->ki_complete in order to implement async IO.
+ * Note that on more recent kernels there is no ret2.
+ */
+__maybe_unused static void hl_direct_io_complete(struct kiocb *kio, long ret, long ret2)
+{
+ struct hl_direct_io *io = container_of(kio, struct hl_direct_io, kio);
+
+ dev_dbg(io->f.ctx->hdev->dev, "IO completed with %ld\n", ret);
+
+ /* Do something to copy result to user / notify completion */
+
+ hl_dio_put_iopath(io->f.ctx);
+
+ hl_dio_fd_unregister(&io->f);
+}
+
+/*
+ * DMA disk to ASIC, wait for results. Must be invoked from the user context
+ */
+int hl_dio_ssd2hl(struct hl_device *hdev, struct hl_ctx *ctx, int fd,
+ u64 device_va, off_t off_bytes, size_t len_bytes,
+ size_t *len_read)
+{
+ struct hl_direct_io *io;
+ ssize_t rc;
+
+ dev_dbg(hdev->dev, "SSD2HL fd=%d va=%#llx len=%#lx\n", fd, device_va, len_bytes);
+
+ io = kzalloc(sizeof(*io), GFP_KERNEL);
+ if (!io) {
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ *io = (struct hl_direct_io){
+ .device_va = device_va,
+ .len_bytes = len_bytes,
+ .off_bytes = off_bytes,
+ .type = READ,
+ };
+
+ rc = hl_dio_fd_register(ctx, fd, &io->f);
+ if (rc)
+ goto kfree_io;
+
+ rc = hl_direct_io(hdev, io);
+ if (rc >= 0) {
+ *len_read = rc;
+ rc = 0;
+ }
+
+ /* This shall be called only in the case of a sync IO */
+ hl_dio_fd_unregister(&io->f);
+kfree_io:
+ kfree(io);
+out:
+ return rc;
+}
+
+static void hl_p2p_region_fini(struct hl_device *hdev, struct hl_p2p_region *p2pr)
+{
+ if (p2pr->p2ppages) {
+ vfree(p2pr->p2ppages);
+ p2pr->p2ppages = NULL;
+ }
+
+ if (p2pr->p2pmem) {
+ dev_dbg(hdev->dev, "freeing P2P mem from %p, size=%#llx\n",
+ p2pr->p2pmem, p2pr->size);
+ pci_free_p2pmem(hdev->pdev, p2pr->p2pmem, p2pr->size);
+ p2pr->p2pmem = NULL;
+ }
+}
+
+void hl_p2p_region_fini_all(struct hl_device *hdev)
+{
+ int i;
+
+ for (i = 0 ; i < hdev->hldio.np2prs ; ++i)
+ hl_p2p_region_fini(hdev, &hdev->hldio.p2prs[i]);
+
+ kvfree(hdev->hldio.p2prs);
+ hdev->hldio.p2prs = NULL;
+ hdev->hldio.np2prs = 0;
+}
+
+int hl_p2p_region_init(struct hl_device *hdev, struct hl_p2p_region *p2pr)
+{
+ void *addr;
+ int rc, i;
+
+ /* Start by publishing our p2p memory */
+ rc = pci_p2pdma_add_resource(hdev->pdev, p2pr->bar, p2pr->size, p2pr->bar_offset);
+ if (rc) {
+ dev_err(hdev->dev, "error adding p2p resource: %d\n", rc);
+ goto err;
+ }
+
+ /* Alloc all p2p mem */
+ p2pr->p2pmem = pci_alloc_p2pmem(hdev->pdev, p2pr->size);
+ if (!p2pr->p2pmem) {
+ dev_err(hdev->dev, "error allocating p2p memory\n");
+ rc = -ENOMEM;
+ goto err;
+ }
+
+ p2pr->p2ppages = vmalloc((p2pr->size >> PAGE_SHIFT) * sizeof(struct page *));
+ if (!p2pr->p2ppages) {
+ rc = -ENOMEM;
+ goto err;
+ }
+
+ for (i = 0, addr = p2pr->p2pmem ; i < (p2pr->size >> PAGE_SHIFT) ; ++i, addr += PAGE_SIZE) {
+ p2pr->p2ppages[i] = virt_to_page(addr);
+ if (!p2pr->p2ppages[i]) {
+ rc = -EFAULT;
+ goto err;
+ }
+ }
+
+ return 0;
+err:
+ hl_p2p_region_fini(hdev, p2pr);
+ return rc;
+}
+
+int hl_dio_start(struct hl_device *hdev)
+{
+ dev_dbg(hdev->dev, "initializing HLDIO\n");
+
+ /* Initialize the IO counter and enable IO */
+ hdev->hldio.inflight_ios = alloc_percpu(s64);
+ if (!hdev->hldio.inflight_ios)
+ return -ENOMEM;
+
+ hl_dio_set_io_enabled(hdev, true);
+
+ return 0;
+}
+
+void hl_dio_stop(struct hl_device *hdev)
+{
+ dev_dbg(hdev->dev, "deinitializing HLDIO\n");
+
+ if (hdev->hldio.io_enabled) {
+ /* Wait for all the IO to finish */
+ hl_dio_set_io_enabled(hdev, false);
+ hl_poll_timeout_condition(hdev, !hl_dio_count_io(hdev), 1000, IO_STABILIZE_TIMEOUT);
+ }
+
+ if (hdev->hldio.inflight_ios) {
+ free_percpu(hdev->hldio.inflight_ios);
+ hdev->hldio.inflight_ios = NULL;
+ }
+}
diff --git a/drivers/accel/habanalabs/common/hldio.h b/drivers/accel/habanalabs/common/hldio.h
new file mode 100644
index 000000000000..2874388f2851
--- /dev/null
+++ b/drivers/accel/habanalabs/common/hldio.h
@@ -0,0 +1,146 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * hldio.h - NVMe Direct I/O (HLDIO) infrastructure for Habana Labs Driver
+ *
+ * This feature requires specific hardware setup and must not be built
+ * under COMPILE_TEST.
+ */
+
+#ifndef __HL_HLDIO_H__
+#define __HL_HLDIO_H__
+
+#include <linux/types.h>
+#include <linux/fs.h>
+#include <linux/seq_file.h>
+#include <linux/ktime.h> /* ktime functions */
+#include <linux/delay.h> /* usleep_range */
+#include <linux/kernel.h> /* might_sleep_if */
+#include <linux/errno.h> /* error codes */
+
+/* Forward declarations */
+struct hl_device;
+struct file;
+
+/* Enable only if Kconfig selected */
+#ifdef CONFIG_HL_HLDIO
+/**
+ * struct hl_p2p_region - describes a single P2P memory region
+ * @p2ppages: array of page structs for the P2P memory
+ * @p2pmem: virtual address of the P2P memory region
+ * @device_pa: physical address on the device
+ * @bar_offset: offset within the BAR
+ * @size: size of the region in bytes
+ * @bar: BAR number containing this region
+ */
+struct hl_p2p_region {
+ struct page **p2ppages;
+ void *p2pmem;
+ u64 device_pa;
+ u64 bar_offset;
+ u64 size;
+ int bar;
+};
+
+/**
+ * struct hl_dio_stats - Direct I/O statistics
+ * @total_ops: total number of operations attempted
+ * @successful_ops: number of successful operations
+ * @failed_ops: number of failed operations
+ * @bytes_transferred: total bytes successfully transferred
+ * @last_len_read: length of the last read operation
+ */
+struct hl_dio_stats {
+ u64 total_ops;
+ u64 successful_ops;
+ u64 failed_ops;
+ u64 bytes_transferred;
+ size_t last_len_read;
+};
+
+/**
+ * struct hl_dio - describes habanalabs direct storage interaction interface
+ * @p2prs: array of p2p regions
+ * @inflight_ios: percpu counter for inflight ios
+ * @np2prs: number of elements in p2prs
+ * @io_enabled: 1 if io is enabled 0 otherwise
+ */
+struct hl_dio {
+ struct hl_p2p_region *p2prs;
+ s64 __percpu *inflight_ios;
+ u8 np2prs;
+ u8 io_enabled;
+};
+
+int hl_dio_ssd2hl(struct hl_device *hdev, struct hl_ctx *ctx, int fd,
+ u64 device_va, off_t off_bytes, size_t len_bytes,
+ size_t *len_read);
+void hl_p2p_region_fini_all(struct hl_device *hdev);
+int hl_p2p_region_init(struct hl_device *hdev, struct hl_p2p_region *p2pr);
+int hl_dio_start(struct hl_device *hdev);
+void hl_dio_stop(struct hl_device *hdev);
+
+/* Init/teardown */
+int hl_hldio_init(struct hl_device *hdev);
+void hl_hldio_fini(struct hl_device *hdev);
+
+/* File operations */
+long hl_hldio_ioctl(struct file *filep, unsigned int cmd, unsigned long arg);
+
+/* DebugFS hooks */
+#ifdef CONFIG_DEBUG_FS
+void hl_hldio_debugfs_init(struct hl_device *hdev);
+void hl_hldio_debugfs_fini(struct hl_device *hdev);
+#else
+static inline void hl_hldio_debugfs_init(struct hl_device *hdev) { }
+static inline void hl_hldio_debugfs_fini(struct hl_device *hdev) { }
+#endif
+
+#else /* !CONFIG_HL_HLDIO */
+
+struct hl_p2p_region;
+/* Stubs when HLDIO is disabled */
+static inline int hl_dio_ssd2hl(struct hl_device *hdev, struct hl_ctx *ctx, int fd,
+ u64 device_va, off_t off_bytes, size_t len_bytes,
+ size_t *len_read)
+{ return -EOPNOTSUPP; }
+static inline void hl_p2p_region_fini_all(struct hl_device *hdev) {}
+static inline int hl_p2p_region_init(struct hl_device *hdev, struct hl_p2p_region *p2pr)
+{ return -EOPNOTSUPP; }
+static inline int hl_dio_start(struct hl_device *hdev) { return -EOPNOTSUPP; }
+static inline void hl_dio_stop(struct hl_device *hdev) {}
+
+static inline int hl_hldio_init(struct hl_device *hdev) { return 0; }
+static inline void hl_hldio_fini(struct hl_device *hdev) { }
+static inline long hl_hldio_ioctl(struct file *f, unsigned int c,
+ unsigned long a)
+{ return -ENOTTY; }
+static inline void hl_hldio_debugfs_init(struct hl_device *hdev) { }
+static inline void hl_hldio_debugfs_fini(struct hl_device *hdev) { }
+
+#endif /* CONFIG_HL_HLDIO */
+
+/* Simplified polling macro for HLDIO (no simulator support) */
+#define hl_poll_timeout_condition(hdev, cond, sleep_us, timeout_us) \
+({ \
+ ktime_t __timeout = ktime_add_us(ktime_get(), timeout_us); \
+ might_sleep_if(sleep_us); \
+ (void)(hdev); /* keep signature consistent, hdev unused */ \
+ for (;;) { \
+ mb(); /* ensure ordering of memory operations */ \
+ if (cond) \
+ break; \
+ if (timeout_us && ktime_compare(ktime_get(), __timeout) > 0) \
+ break; \
+ if (sleep_us) \
+ usleep_range((sleep_us >> 2) + 1, sleep_us); \
+ } \
+ (cond) ? 0 : -ETIMEDOUT; \
+})
+
+#ifdef CONFIG_HL_HLDIO
+bool hl_device_supports_nvme(struct hl_device *hdev);
+#else
+static inline bool hl_device_supports_nvme(struct hl_device *hdev) { return false; }
+#endif
+
+#endif /* __HL_HLDIO_H__ */
diff --git a/drivers/accel/habanalabs/common/memory.c b/drivers/accel/habanalabs/common/memory.c
index 61472a381904..633db4bff46f 100644
--- a/drivers/accel/habanalabs/common/memory.c
+++ b/drivers/accel/habanalabs/common/memory.c
@@ -1837,7 +1837,12 @@ static void hl_release_dmabuf(struct dma_buf *dmabuf)
atomic_dec(&ctx->hdev->dmabuf_export_cnt);
hl_ctx_put(ctx);
- /* Paired with get_file() in export_dmabuf() */
+ /*
+ * Paired with get_file() in export_dmabuf().
+ * 'ctx' can be still used here to get the file pointer, even after hl_ctx_put() was called,
+ * because releasing the compute device file involves another reference decrement, and it
+ * would be possible only after calling fput().
+ */
fput(ctx->hpriv->file_priv->filp);
kfree(hl_dmabuf);
@@ -2332,7 +2337,7 @@ static int get_user_memory(struct hl_device *hdev, u64 addr, u64 size,
if (rc < 0)
goto destroy_pages;
npages = rc;
- rc = -EFAULT;
+ rc = -ENOMEM;
goto put_pages;
}
userptr->npages = npages;
diff --git a/drivers/accel/habanalabs/common/memory_mgr.c b/drivers/accel/habanalabs/common/memory_mgr.c
index 99cd83139d46..4401beb99e42 100644
--- a/drivers/accel/habanalabs/common/memory_mgr.c
+++ b/drivers/accel/habanalabs/common/memory_mgr.c
@@ -259,13 +259,8 @@ int hl_mem_mgr_mmap(struct hl_mem_mgr *mmg, struct vm_area_struct *vma,
goto put_mem;
}
-#ifdef _HAS_TYPE_ARG_IN_ACCESS_OK
- if (!access_ok(VERIFY_WRITE, (void __user *)(uintptr_t)vma->vm_start,
- user_mem_size)) {
-#else
if (!access_ok((void __user *)(uintptr_t)vma->vm_start,
user_mem_size)) {
-#endif
dev_err(mmg->dev, "%s: User pointer is invalid - 0x%lx\n",
buf->behavior->topic, vma->vm_start);
diff --git a/drivers/accel/habanalabs/common/sysfs.c b/drivers/accel/habanalabs/common/sysfs.c
index 82f66520ec18..8f55ba3b4e73 100644
--- a/drivers/accel/habanalabs/common/sysfs.c
+++ b/drivers/accel/habanalabs/common/sysfs.c
@@ -96,14 +96,21 @@ static ssize_t vrm_ver_show(struct device *dev, struct device_attribute *attr, c
infineon_second_stage_third_instance =
(infineon_second_stage_version >> 16) & mask;
- if (cpucp_info->infineon_second_stage_version)
+ if (cpucp_info->infineon_version && cpucp_info->infineon_second_stage_version)
return sprintf(buf, "%#04x %#04x:%#04x:%#04x\n",
le32_to_cpu(cpucp_info->infineon_version),
infineon_second_stage_first_instance,
infineon_second_stage_second_instance,
infineon_second_stage_third_instance);
- else
+ else if (cpucp_info->infineon_second_stage_version)
+ return sprintf(buf, "%#04x:%#04x:%#04x\n",
+ infineon_second_stage_first_instance,
+ infineon_second_stage_second_instance,
+ infineon_second_stage_third_instance);
+ else if (cpucp_info->infineon_version)
return sprintf(buf, "%#04x\n", le32_to_cpu(cpucp_info->infineon_version));
+
+ return 0;
}
static DEVICE_ATTR_RO(vrm_ver);
diff --git a/drivers/accel/habanalabs/gaudi/gaudi.c b/drivers/accel/habanalabs/gaudi/gaudi.c
index fa893a9b826e..34771d75da9d 100644
--- a/drivers/accel/habanalabs/gaudi/gaudi.c
+++ b/drivers/accel/habanalabs/gaudi/gaudi.c
@@ -4168,10 +4168,29 @@ static int gaudi_mmap(struct hl_device *hdev, struct vm_area_struct *vma,
vm_flags_set(vma, VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP |
VM_DONTCOPY | VM_NORESERVE);
+#ifdef _HAS_DMA_MMAP_COHERENT
+ /*
+ * If dma_alloc_coherent() returns a vmalloc address, set VM_MIXEDMAP
+ * so vm_insert_page() can handle it safely. Without this, the kernel
+ * may BUG_ON due to VM_PFNMAP.
+ */
+ if (is_vmalloc_addr(cpu_addr))
+ vm_flags_set(vma, VM_MIXEDMAP);
+
rc = dma_mmap_coherent(hdev->dev, vma, cpu_addr,
(dma_addr - HOST_PHYS_BASE), size);
if (rc)
dev_err(hdev->dev, "dma_mmap_coherent error %d", rc);
+#else
+
+ rc = remap_pfn_range(vma, vma->vm_start,
+ virt_to_phys(cpu_addr) >> PAGE_SHIFT,
+ size, vma->vm_page_prot);
+ if (rc)
+ dev_err(hdev->dev, "remap_pfn_range error %d", rc);
+
+ #endif
+
return rc;
}
diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c
index 5722e4128d3c..b8c0689dba64 100644
--- a/drivers/accel/habanalabs/gaudi2/gaudi2.c
+++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c
@@ -728,6 +728,354 @@ static const int gaudi2_dma_core_async_event_id[] = {
[DMA_CORE_ID_KDMA] = GAUDI2_EVENT_KDMA0_CORE,
};
+const char *gaudi2_engine_id_str[] = {
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_EDMA_0),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_EDMA_1),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_MME),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_TPC_0),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_TPC_1),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_TPC_2),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_TPC_3),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_TPC_4),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_TPC_5),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_DEC_0),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_DEC_1),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_EDMA_0),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_EDMA_1),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_MME),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_TPC_0),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_TPC_1),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_TPC_2),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_TPC_3),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_TPC_4),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_TPC_5),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_DEC_0),
+ __stringify(GAUDI2_DCORE1_ENGINE_ID_DEC_1),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_EDMA_0),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_EDMA_1),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_MME),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_TPC_0),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_TPC_1),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_TPC_2),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_TPC_3),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_TPC_4),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_TPC_5),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_DEC_0),
+ __stringify(GAUDI2_DCORE2_ENGINE_ID_DEC_1),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_EDMA_0),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_EDMA_1),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_MME),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_TPC_0),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_TPC_1),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_TPC_2),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_TPC_3),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_TPC_4),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_TPC_5),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_DEC_0),
+ __stringify(GAUDI2_DCORE3_ENGINE_ID_DEC_1),
+ __stringify(GAUDI2_DCORE0_ENGINE_ID_TPC_6),
+ __stringify(GAUDI2_ENGINE_ID_PDMA_0),
+ __stringify(GAUDI2_ENGINE_ID_PDMA_1),
+ __stringify(GAUDI2_ENGINE_ID_ROT_0),
+ __stringify(GAUDI2_ENGINE_ID_ROT_1),
+ __stringify(GAUDI2_PCIE_ENGINE_ID_DEC_0),
+ __stringify(GAUDI2_PCIE_ENGINE_ID_DEC_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC0_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC0_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC1_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC1_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC2_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC2_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC3_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC3_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC4_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC4_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC5_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC5_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC6_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC6_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC7_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC7_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC8_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC8_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC9_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC9_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC10_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC10_1),
+ __stringify(GAUDI2_ENGINE_ID_NIC11_0),
+ __stringify(GAUDI2_ENGINE_ID_NIC11_1),
+ __stringify(GAUDI2_ENGINE_ID_PCIE),
+ __stringify(GAUDI2_ENGINE_ID_PSOC),
+ __stringify(GAUDI2_ENGINE_ID_ARC_FARM),
+ __stringify(GAUDI2_ENGINE_ID_KDMA),
+ __stringify(GAUDI2_ENGINE_ID_SIZE),
+};
+
+const char *gaudi2_queue_id_str[] = {
+ __stringify(GAUDI2_QUEUE_ID_PDMA_0_0),
+ __stringify(GAUDI2_QUEUE_ID_PDMA_0_1),
+ __stringify(GAUDI2_QUEUE_ID_PDMA_0_2),
+ __stringify(GAUDI2_QUEUE_ID_PDMA_0_3),
+ __stringify(GAUDI2_QUEUE_ID_PDMA_1_0),
+ __stringify(GAUDI2_QUEUE_ID_PDMA_1_1),
+ __stringify(GAUDI2_QUEUE_ID_PDMA_1_2),
+ __stringify(GAUDI2_QUEUE_ID_PDMA_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_EDMA_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_MME_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_MME_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_MME_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_MME_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_2_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_2_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_2_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_2_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_3_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_3_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_3_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_3_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_4_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_4_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_4_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_4_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_5_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_5_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_5_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_5_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_6_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_6_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_6_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE0_TPC_6_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_EDMA_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_MME_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_MME_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_MME_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_MME_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_2_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_2_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_2_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_2_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_3_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_3_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_3_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_3_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_4_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_4_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_4_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_4_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_5_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_5_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_5_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE1_TPC_5_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_EDMA_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_MME_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_MME_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_MME_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_MME_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_2_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_2_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_2_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_2_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_3_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_3_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_3_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_3_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_4_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_4_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_4_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_4_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_5_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_5_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_5_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE2_TPC_5_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_EDMA_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_MME_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_MME_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_MME_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_MME_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_0_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_0_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_0_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_0_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_1_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_1_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_1_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_1_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_2_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_2_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_2_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_2_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_3_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_3_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_3_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_3_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_4_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_4_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_4_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_4_3),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_5_0),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_5_1),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_5_2),
+ __stringify(GAUDI2_QUEUE_ID_DCORE3_TPC_5_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_0_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_0_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_0_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_0_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_1_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_1_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_1_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_1_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_2_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_2_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_2_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_2_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_3_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_3_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_3_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_3_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_4_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_4_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_4_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_4_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_5_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_5_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_5_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_5_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_6_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_6_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_6_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_6_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_7_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_7_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_7_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_7_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_8_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_8_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_8_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_8_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_9_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_9_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_9_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_9_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_10_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_10_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_10_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_10_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_11_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_11_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_11_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_11_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_12_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_12_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_12_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_12_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_13_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_13_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_13_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_13_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_14_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_14_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_14_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_14_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_15_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_15_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_15_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_15_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_16_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_16_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_16_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_16_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_17_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_17_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_17_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_17_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_18_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_18_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_18_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_18_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_19_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_19_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_19_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_19_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_20_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_20_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_20_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_20_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_21_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_21_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_21_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_21_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_22_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_22_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_22_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_22_3),
+ __stringify(GAUDI2_QUEUE_ID_NIC_23_0),
+ __stringify(GAUDI2_QUEUE_ID_NIC_23_1),
+ __stringify(GAUDI2_QUEUE_ID_NIC_23_2),
+ __stringify(GAUDI2_QUEUE_ID_NIC_23_3),
+ __stringify(GAUDI2_QUEUE_ID_ROT_0_0),
+ __stringify(GAUDI2_QUEUE_ID_ROT_0_1),
+ __stringify(GAUDI2_QUEUE_ID_ROT_0_2),
+ __stringify(GAUDI2_QUEUE_ID_ROT_0_3),
+ __stringify(GAUDI2_QUEUE_ID_ROT_1_0),
+ __stringify(GAUDI2_QUEUE_ID_ROT_1_1),
+ __stringify(GAUDI2_QUEUE_ID_ROT_1_2),
+ __stringify(GAUDI2_QUEUE_ID_ROT_1_3),
+ __stringify(GAUDI2_QUEUE_ID_CPU_PQ),
+ __stringify(GAUDI2_QUEUE_ID_SIZE),
+};
+
static const char * const gaudi2_qm_sei_error_cause[GAUDI2_NUM_OF_QM_SEI_ERR_CAUSE] = {
"qman sei intr",
"arc sei intr"
@@ -3150,7 +3498,6 @@ static int gaudi2_early_init(struct hl_device *hdev)
rc = hl_fw_read_preboot_status(hdev);
if (rc) {
if (hdev->reset_on_preboot_fail)
- /* we are already on failure flow, so don't check if hw_fini fails. */
hdev->asic_funcs->hw_fini(hdev, true, false);
goto pci_fini;
}
@@ -3162,6 +3509,13 @@ static int gaudi2_early_init(struct hl_device *hdev)
dev_err(hdev->dev, "failed to reset HW in dirty state (%d)\n", rc);
goto pci_fini;
}
+
+ rc = hl_fw_read_preboot_status(hdev);
+ if (rc) {
+ if (hdev->reset_on_preboot_fail)
+ hdev->asic_funcs->hw_fini(hdev, true, false);
+ goto pci_fini;
+ }
}
return 0;
@@ -4836,7 +5190,7 @@ static void gaudi2_halt_engines(struct hl_device *hdev, bool hard_reset, bool fw
else
wait_timeout_ms = GAUDI2_RESET_WAIT_MSEC;
- if (fw_reset)
+ if (fw_reset || hdev->cpld_shutdown)
goto skip_engines;
gaudi2_stop_dma_qmans(hdev);
@@ -6484,6 +6838,13 @@ static int gaudi2_mmap(struct hl_device *hdev, struct vm_area_struct *vma,
VM_DONTCOPY | VM_NORESERVE);
#ifdef _HAS_DMA_MMAP_COHERENT
+ /*
+ * If dma_alloc_coherent() returns a vmalloc address, set VM_MIXEDMAP
+ * so vm_insert_page() can handle it safely. Without this, the kernel
+ * may BUG_ON due to VM_PFNMAP.
+ */
+ if (is_vmalloc_addr(cpu_addr))
+ vm_flags_set(vma, VM_MIXEDMAP);
rc = dma_mmap_coherent(hdev->dev, vma, cpu_addr, dma_addr, size);
if (rc)
@@ -6774,7 +7135,8 @@ static int gaudi2_validate_cb_address(struct hl_device *hdev, struct hl_cs_parse
struct gaudi2_device *gaudi2 = hdev->asic_specific;
if (!gaudi2_is_queue_enabled(hdev, parser->hw_queue_id)) {
- dev_err(hdev->dev, "h/w queue %d is disabled\n", parser->hw_queue_id);
+ dev_err(hdev->dev, "h/w queue %s is disabled\n",
+ GAUDI2_QUEUE_ID_TO_STR(parser->hw_queue_id));
return -EINVAL;
}
@@ -7026,7 +7388,8 @@ static int gaudi2_test_queue_send_msg_short(struct hl_device *hdev, u32 hw_queue
rc = hl_hw_queue_send_cb_no_cmpl(hdev, hw_queue_id, pkt_size, msg_info->dma_addr);
if (rc)
dev_err(hdev->dev,
- "Failed to send msg_short packet to H/W queue %d\n", hw_queue_id);
+ "Failed to send msg_short packet to H/W queue %s\n",
+ GAUDI2_QUEUE_ID_TO_STR(hw_queue_id));
return rc;
}
@@ -7052,8 +7415,8 @@ static int gaudi2_test_queue_wait_completion(struct hl_device *hdev, u32 hw_queu
timeout_usec);
if (rc == -ETIMEDOUT) {
- dev_err(hdev->dev, "H/W queue %d test failed (SOB_OBJ_0 == 0x%x)\n",
- hw_queue_id, tmp);
+ dev_err(hdev->dev, "H/W queue %s test failed (SOB_OBJ_0 == 0x%x)\n",
+ GAUDI2_QUEUE_ID_TO_STR(hw_queue_id), tmp);
rc = -EIO;
}
@@ -9603,8 +9966,8 @@ static int hl_arc_event_handle(struct hl_device *hdev, u16 event_type,
q = (struct hl_engine_arc_dccm_queue_full_irq *) &payload;
gaudi2_print_event(hdev, event_type, true,
- "ARC DCCM Full event: EngId: %u, Intr_type: %u, Qidx: %u",
- engine_id, intr_type, q->queue_index);
+ "ARC DCCM Full event: Eng: %s, Intr_type: %u, Qidx: %u",
+ GAUDI2_ENG_ID_TO_STR(engine_id), intr_type, q->queue_index);
return 1;
default:
gaudi2_print_event(hdev, event_type, true, "Unknown ARC event type");
@@ -10172,7 +10535,7 @@ static void gaudi2_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_ent
dev_err(hdev->dev, "CPLD shutdown event, reset reason: 0x%llx\n",
le64_to_cpu(eq_entry->data[0]));
error_count = GAUDI2_NA_EVENT_CAUSE;
- event_mask |= HL_NOTIFIER_EVENT_GENERAL_HW_ERR;
+ hl_eq_cpld_shutdown_event_handle(hdev, event_type, &event_mask);
break;
case GAUDI2_EVENT_CPU_PKT_SANITY_FAILED:
@@ -10260,6 +10623,7 @@ reset_device:
if (event_mask & HL_NOTIFIER_EVENT_GENERAL_HW_ERR)
hl_handle_critical_hw_err(hdev, event_type, &event_mask);
+ hl_debugfs_cfg_access_history_dump(hdev);
event_mask |= HL_NOTIFIER_EVENT_DEVICE_RESET;
hl_device_cond_reset(hdev, reset_flags, event_mask);
}
@@ -10296,8 +10660,8 @@ static int gaudi2_memset_memory_chunk_using_edma_qm(struct hl_device *hdev,
rc = hl_hw_queue_send_cb_no_cmpl(hdev, hw_queue_id, pkt_size, phys_addr);
if (rc)
- dev_err(hdev->dev, "Failed to send lin_dma packet to H/W queue %d\n",
- hw_queue_id);
+ dev_err(hdev->dev, "Failed to send lin_dma packet to H/W queue %s\n",
+ GAUDI2_QUEUE_ID_TO_STR(hw_queue_id));
return rc;
}
diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2P.h b/drivers/accel/habanalabs/gaudi2/gaudi2P.h
index 05117272cac7..bdf5c1bd2d63 100644
--- a/drivers/accel/habanalabs/gaudi2/gaudi2P.h
+++ b/drivers/accel/habanalabs/gaudi2/gaudi2P.h
@@ -240,6 +240,15 @@
#define GAUDI2_NUM_TESTED_QS (GAUDI2_QUEUE_ID_CPU_PQ - GAUDI2_QUEUE_ID_PDMA_0_0)
+extern const char *gaudi2_engine_id_str[];
+extern const char *gaudi2_queue_id_str[];
+
+#define GAUDI2_ENG_ID_TO_STR(initiator) ((initiator) >= GAUDI2_ENGINE_ID_SIZE ? "not found" : \
+ gaudi2_engine_id_str[initiator])
+
+#define GAUDI2_QUEUE_ID_TO_STR(initiator) ((initiator) >= GAUDI2_QUEUE_ID_SIZE ? "not found" : \
+ gaudi2_queue_id_str[initiator])
+
enum gaudi2_reserved_sob_id {
GAUDI2_RESERVED_SOB_CS_COMPLETION_FIRST,
GAUDI2_RESERVED_SOB_CS_COMPLETION_LAST =
diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2_coresight.c b/drivers/accel/habanalabs/gaudi2/gaudi2_coresight.c
index 2423620ff358..bc3c57bda5cd 100644
--- a/drivers/accel/habanalabs/gaudi2/gaudi2_coresight.c
+++ b/drivers/accel/habanalabs/gaudi2/gaudi2_coresight.c
@@ -2426,7 +2426,7 @@ static int gaudi2_config_bmon(struct hl_device *hdev, struct hl_debug_params *pa
WREG32(base_reg + mmBMON_ADDRH_E3_OFFSET, 0);
WREG32(base_reg + mmBMON_REDUCTION_OFFSET, 0);
WREG32(base_reg + mmBMON_STM_TRC_OFFSET, 0x7 | (0xA << 8));
- WREG32(base_reg + mmBMON_CR_OFFSET, 0x77 | 0xf << 24);
+ WREG32(base_reg + mmBMON_CR_OFFSET, 0x41);
}
return 0;
diff --git a/drivers/accel/ivpu/Makefile b/drivers/accel/ivpu/Makefile
index 1029e0bab061..dbf76b8a5b4c 100644
--- a/drivers/accel/ivpu/Makefile
+++ b/drivers/accel/ivpu/Makefile
@@ -6,6 +6,7 @@ intel_vpu-y := \
ivpu_fw.o \
ivpu_fw_log.o \
ivpu_gem.o \
+ ivpu_gem_userptr.o \
ivpu_hw.o \
ivpu_hw_btrs.o \
ivpu_hw_ip.o \
diff --git a/drivers/accel/ivpu/ivpu_debugfs.c b/drivers/accel/ivpu/ivpu_debugfs.c
index cd24ccd20ba6..3bd85ee6c26b 100644
--- a/drivers/accel/ivpu/ivpu_debugfs.c
+++ b/drivers/accel/ivpu/ivpu_debugfs.c
@@ -398,35 +398,25 @@ static int dct_active_set(void *data, u64 active_percent)
DEFINE_DEBUGFS_ATTRIBUTE(ivpu_dct_fops, dct_active_get, dct_active_set, "%llu\n");
+static void print_priority_band(struct seq_file *s, struct ivpu_hw_info *hw,
+ int band, const char *name)
+{
+ seq_printf(s, "%-9s: grace_period %9u process_grace_period %9u process_quantum %9u\n",
+ name,
+ hw->hws.grace_period[band],
+ hw->hws.process_grace_period[band],
+ hw->hws.process_quantum[band]);
+}
+
static int priority_bands_show(struct seq_file *s, void *v)
{
struct ivpu_device *vdev = s->private;
struct ivpu_hw_info *hw = vdev->hw;
- for (int band = VPU_JOB_SCHEDULING_PRIORITY_BAND_IDLE;
- band < VPU_JOB_SCHEDULING_PRIORITY_BAND_COUNT; band++) {
- switch (band) {
- case VPU_JOB_SCHEDULING_PRIORITY_BAND_IDLE:
- seq_puts(s, "Idle: ");
- break;
-
- case VPU_JOB_SCHEDULING_PRIORITY_BAND_NORMAL:
- seq_puts(s, "Normal: ");
- break;
-
- case VPU_JOB_SCHEDULING_PRIORITY_BAND_FOCUS:
- seq_puts(s, "Focus: ");
- break;
-
- case VPU_JOB_SCHEDULING_PRIORITY_BAND_REALTIME:
- seq_puts(s, "Realtime: ");
- break;
- }
-
- seq_printf(s, "grace_period %9u process_grace_period %9u process_quantum %9u\n",
- hw->hws.grace_period[band], hw->hws.process_grace_period[band],
- hw->hws.process_quantum[band]);
- }
+ print_priority_band(s, hw, VPU_JOB_SCHEDULING_PRIORITY_BAND_IDLE, "Idle");
+ print_priority_band(s, hw, VPU_JOB_SCHEDULING_PRIORITY_BAND_NORMAL, "Normal");
+ print_priority_band(s, hw, VPU_JOB_SCHEDULING_PRIORITY_BAND_FOCUS, "Focus");
+ print_priority_band(s, hw, VPU_JOB_SCHEDULING_PRIORITY_BAND_REALTIME, "Realtime");
return 0;
}
diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c
index 3d6d52492536..3d6fccdefdd6 100644
--- a/drivers/accel/ivpu/ivpu_drv.c
+++ b/drivers/accel/ivpu/ivpu_drv.c
@@ -57,7 +57,7 @@ MODULE_PARM_DESC(pll_max_ratio, "Maximum PLL ratio used to set NPU frequency");
int ivpu_sched_mode = IVPU_SCHED_MODE_AUTO;
module_param_named(sched_mode, ivpu_sched_mode, int, 0444);
-MODULE_PARM_DESC(sched_mode, "Scheduler mode: -1 - Use default scheduler, 0 - Use OS scheduler, 1 - Use HW scheduler");
+MODULE_PARM_DESC(sched_mode, "Scheduler mode: -1 - Use default scheduler, 0 - Use OS scheduler (supported on 27XX - 50XX), 1 - Use HW scheduler");
bool ivpu_disable_mmu_cont_pages;
module_param_named(disable_mmu_cont_pages, ivpu_disable_mmu_cont_pages, bool, 0444);
@@ -134,6 +134,8 @@ bool ivpu_is_capable(struct ivpu_device *vdev, u32 capability)
return true;
case DRM_IVPU_CAP_DMA_MEMORY_RANGE:
return true;
+ case DRM_IVPU_CAP_BO_CREATE_FROM_USERPTR:
+ return true;
case DRM_IVPU_CAP_MANAGE_CMDQ:
return vdev->fw->sched_mode == VPU_SCHEDULING_MODE_HW;
default:
@@ -200,6 +202,9 @@ static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_f
case DRM_IVPU_PARAM_CAPABILITIES:
args->value = ivpu_is_capable(vdev, args->index);
break;
+ case DRM_IVPU_PARAM_PREEMPT_BUFFER_SIZE:
+ args->value = ivpu_fw_preempt_buf_size(vdev);
+ break;
default:
ret = -EINVAL;
break;
@@ -310,6 +315,7 @@ static const struct drm_ioctl_desc ivpu_drm_ioctls[] = {
DRM_IOCTL_DEF_DRV(IVPU_CMDQ_CREATE, ivpu_cmdq_create_ioctl, 0),
DRM_IOCTL_DEF_DRV(IVPU_CMDQ_DESTROY, ivpu_cmdq_destroy_ioctl, 0),
DRM_IOCTL_DEF_DRV(IVPU_CMDQ_SUBMIT, ivpu_cmdq_submit_ioctl, 0),
+ DRM_IOCTL_DEF_DRV(IVPU_BO_CREATE_FROM_USERPTR, ivpu_bo_create_from_userptr_ioctl, 0),
};
static int ivpu_wait_for_ready(struct ivpu_device *vdev)
@@ -377,8 +383,7 @@ int ivpu_boot(struct ivpu_device *vdev)
drm_WARN_ON(&vdev->drm, atomic_read(&vdev->job_timeout_counter));
drm_WARN_ON(&vdev->drm, !xa_empty(&vdev->submitted_jobs_xa));
- /* Update boot params located at first 4KB of FW memory */
- ivpu_fw_boot_params_setup(vdev, ivpu_bo_vaddr(vdev->fw->mem));
+ ivpu_fw_boot_params_setup(vdev, ivpu_bo_vaddr(vdev->fw->mem_bp));
ret = ivpu_hw_boot_fw(vdev);
if (ret) {
@@ -450,6 +455,9 @@ int ivpu_shutdown(struct ivpu_device *vdev)
static const struct file_operations ivpu_fops = {
.owner = THIS_MODULE,
DRM_ACCEL_FOPS,
+#ifdef CONFIG_PROC_FS
+ .show_fdinfo = drm_show_fdinfo,
+#endif
};
static const struct drm_driver driver = {
@@ -464,6 +472,9 @@ static const struct drm_driver driver = {
.ioctls = ivpu_drm_ioctls,
.num_ioctls = ARRAY_SIZE(ivpu_drm_ioctls),
.fops = &ivpu_fops,
+#ifdef CONFIG_PROC_FS
+ .show_fdinfo = drm_show_memory_stats,
+#endif
.name = DRIVER_NAME,
.desc = DRIVER_DESC,
@@ -677,7 +688,7 @@ static void ivpu_bo_unbind_all_user_contexts(struct ivpu_device *vdev)
static void ivpu_dev_fini(struct ivpu_device *vdev)
{
ivpu_jobs_abort_all(vdev);
- ivpu_pm_cancel_recovery(vdev);
+ ivpu_pm_disable_recovery(vdev);
ivpu_pm_disable(vdev);
ivpu_prepare_for_reset(vdev);
ivpu_shutdown(vdev);
@@ -705,6 +716,7 @@ static struct pci_device_id ivpu_pci_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_LNL) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_PTL_P) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_WCL) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_NVL) },
{ }
};
MODULE_DEVICE_TABLE(pci, ivpu_pci_ids);
diff --git a/drivers/accel/ivpu/ivpu_drv.h b/drivers/accel/ivpu/ivpu_drv.h
index 62ab1c654e63..5b34b6f50e69 100644
--- a/drivers/accel/ivpu/ivpu_drv.h
+++ b/drivers/accel/ivpu/ivpu_drv.h
@@ -27,6 +27,7 @@
#define PCI_DEVICE_ID_LNL 0x643e
#define PCI_DEVICE_ID_PTL_P 0xb03e
#define PCI_DEVICE_ID_WCL 0xfd3e
+#define PCI_DEVICE_ID_NVL 0xd71d
#define IVPU_HW_IP_37XX 37
#define IVPU_HW_IP_40XX 40
@@ -78,6 +79,7 @@
#define IVPU_DBG_KREF BIT(11)
#define IVPU_DBG_RPM BIT(12)
#define IVPU_DBG_MMU_MAP BIT(13)
+#define IVPU_DBG_IOCTL BIT(14)
#define ivpu_err(vdev, fmt, ...) \
drm_err(&(vdev)->drm, "%s(): " fmt, __func__, ##__VA_ARGS__)
@@ -245,6 +247,8 @@ static inline int ivpu_hw_ip_gen(struct ivpu_device *vdev)
case PCI_DEVICE_ID_PTL_P:
case PCI_DEVICE_ID_WCL:
return IVPU_HW_IP_50XX;
+ case PCI_DEVICE_ID_NVL:
+ return IVPU_HW_IP_60XX;
default:
dump_stack();
ivpu_err(vdev, "Unknown NPU IP generation\n");
@@ -261,6 +265,7 @@ static inline int ivpu_hw_btrs_gen(struct ivpu_device *vdev)
case PCI_DEVICE_ID_LNL:
case PCI_DEVICE_ID_PTL_P:
case PCI_DEVICE_ID_WCL:
+ case PCI_DEVICE_ID_NVL:
return IVPU_HW_BTRS_LNL;
default:
dump_stack();
diff --git a/drivers/accel/ivpu/ivpu_fw.c b/drivers/accel/ivpu/ivpu_fw.c
index 9db741695401..48386d2cddbb 100644
--- a/drivers/accel/ivpu/ivpu_fw.c
+++ b/drivers/accel/ivpu/ivpu_fw.c
@@ -17,15 +17,10 @@
#include "ivpu_ipc.h"
#include "ivpu_pm.h"
-#define FW_GLOBAL_MEM_START (2ull * SZ_1G)
-#define FW_GLOBAL_MEM_END (3ull * SZ_1G)
-#define FW_SHARED_MEM_SIZE SZ_256M /* Must be aligned to FW_SHARED_MEM_ALIGNMENT */
-#define FW_SHARED_MEM_ALIGNMENT SZ_128K /* VPU MTRR limitation */
-#define FW_RUNTIME_MAX_SIZE SZ_512M
#define FW_SHAVE_NN_MAX_SIZE SZ_2M
-#define FW_RUNTIME_MIN_ADDR (FW_GLOBAL_MEM_START)
-#define FW_RUNTIME_MAX_ADDR (FW_GLOBAL_MEM_END - FW_SHARED_MEM_SIZE)
#define FW_FILE_IMAGE_OFFSET (VPU_FW_HEADER_SIZE + FW_VERSION_HEADER_SIZE)
+#define FW_PREEMPT_BUF_MIN_SIZE SZ_4K
+#define FW_PREEMPT_BUF_MAX_SIZE SZ_32M
#define WATCHDOG_MSS_REDIRECT 32
#define WATCHDOG_NCE_REDIRECT 33
@@ -61,12 +56,14 @@ static struct {
{ IVPU_HW_IP_40XX, "intel/vpu/vpu_40xx_v0.0.bin" },
{ IVPU_HW_IP_50XX, "intel/vpu/vpu_50xx_v1.bin" },
{ IVPU_HW_IP_50XX, "intel/vpu/vpu_50xx_v0.0.bin" },
+ { IVPU_HW_IP_60XX, "intel/vpu/vpu_60xx_v1.bin" },
};
/* Production fw_names from the table above */
MODULE_FIRMWARE("intel/vpu/vpu_37xx_v1.bin");
MODULE_FIRMWARE("intel/vpu/vpu_40xx_v1.bin");
MODULE_FIRMWARE("intel/vpu/vpu_50xx_v1.bin");
+MODULE_FIRMWARE("intel/vpu/vpu_60xx_v1.bin");
static int ivpu_fw_request(struct ivpu_device *vdev)
{
@@ -131,9 +128,14 @@ ivpu_fw_check_api_ver_lt(struct ivpu_device *vdev, const struct vpu_firmware_hea
return false;
}
-static bool is_within_range(u64 addr, size_t size, u64 range_start, size_t range_size)
+bool ivpu_is_within_range(u64 addr, size_t size, struct ivpu_addr_range *range)
{
- if (addr < range_start || addr + size > range_start + range_size)
+ u64 addr_end;
+
+ if (!range || check_add_overflow(addr, size, &addr_end))
+ return false;
+
+ if (addr < range->start || addr_end > range->end)
return false;
return true;
@@ -142,6 +144,12 @@ static bool is_within_range(u64 addr, size_t size, u64 range_start, size_t range
static u32
ivpu_fw_sched_mode_select(struct ivpu_device *vdev, const struct vpu_firmware_header *fw_hdr)
{
+ if (ivpu_hw_ip_gen(vdev) >= IVPU_HW_IP_60XX &&
+ ivpu_sched_mode == VPU_SCHEDULING_MODE_OS) {
+ ivpu_warn(vdev, "OS sched mode is not supported, using HW mode\n");
+ return VPU_SCHEDULING_MODE_HW;
+ }
+
if (ivpu_sched_mode != IVPU_SCHED_MODE_AUTO)
return ivpu_sched_mode;
@@ -151,11 +159,56 @@ ivpu_fw_sched_mode_select(struct ivpu_device *vdev, const struct vpu_firmware_he
return VPU_SCHEDULING_MODE_HW;
}
+static void
+ivpu_preemption_config_parse(struct ivpu_device *vdev, const struct vpu_firmware_header *fw_hdr)
+{
+ struct ivpu_fw_info *fw = vdev->fw;
+ u32 primary_preempt_buf_size, secondary_preempt_buf_size;
+
+ if (fw_hdr->preemption_buffer_1_max_size)
+ primary_preempt_buf_size = fw_hdr->preemption_buffer_1_max_size;
+ else
+ primary_preempt_buf_size = fw_hdr->preemption_buffer_1_size;
+
+ if (fw_hdr->preemption_buffer_2_max_size)
+ secondary_preempt_buf_size = fw_hdr->preemption_buffer_2_max_size;
+ else
+ secondary_preempt_buf_size = fw_hdr->preemption_buffer_2_size;
+
+ ivpu_dbg(vdev, FW_BOOT, "Preemption buffer size, primary: %u, secondary: %u\n",
+ primary_preempt_buf_size, secondary_preempt_buf_size);
+
+ if (primary_preempt_buf_size < FW_PREEMPT_BUF_MIN_SIZE ||
+ secondary_preempt_buf_size < FW_PREEMPT_BUF_MIN_SIZE) {
+ ivpu_warn(vdev, "Preemption buffers size too small\n");
+ return;
+ }
+
+ if (primary_preempt_buf_size > FW_PREEMPT_BUF_MAX_SIZE ||
+ secondary_preempt_buf_size > FW_PREEMPT_BUF_MAX_SIZE) {
+ ivpu_warn(vdev, "Preemption buffers size too big\n");
+ return;
+ }
+
+ if (fw->sched_mode != VPU_SCHEDULING_MODE_HW)
+ return;
+
+ if (ivpu_test_mode & IVPU_TEST_MODE_MIP_DISABLE)
+ return;
+
+ vdev->fw->primary_preempt_buf_size = ALIGN(primary_preempt_buf_size, PAGE_SIZE);
+ vdev->fw->secondary_preempt_buf_size = ALIGN(secondary_preempt_buf_size, PAGE_SIZE);
+}
+
static int ivpu_fw_parse(struct ivpu_device *vdev)
{
struct ivpu_fw_info *fw = vdev->fw;
const struct vpu_firmware_header *fw_hdr = (const void *)fw->file->data;
- u64 runtime_addr, image_load_addr, runtime_size, image_size;
+ struct ivpu_addr_range fw_image_range;
+ u64 boot_params_addr, boot_params_size;
+ u64 fw_version_addr, fw_version_size;
+ u64 runtime_addr, runtime_size;
+ u64 image_load_addr, image_size;
if (fw->file->size <= FW_FILE_IMAGE_OFFSET) {
ivpu_err(vdev, "Firmware file is too small: %zu\n", fw->file->size);
@@ -167,18 +220,37 @@ static int ivpu_fw_parse(struct ivpu_device *vdev)
return -EINVAL;
}
- runtime_addr = fw_hdr->boot_params_load_address;
- runtime_size = fw_hdr->runtime_size;
- image_load_addr = fw_hdr->image_load_address;
- image_size = fw_hdr->image_size;
+ boot_params_addr = fw_hdr->boot_params_load_address;
+ boot_params_size = SZ_4K;
- if (runtime_addr < FW_RUNTIME_MIN_ADDR || runtime_addr > FW_RUNTIME_MAX_ADDR) {
- ivpu_err(vdev, "Invalid firmware runtime address: 0x%llx\n", runtime_addr);
+ if (!ivpu_is_within_range(boot_params_addr, boot_params_size, &vdev->hw->ranges.runtime)) {
+ ivpu_err(vdev, "Invalid boot params address: 0x%llx\n", boot_params_addr);
return -EINVAL;
}
- if (runtime_size < fw->file->size || runtime_size > FW_RUNTIME_MAX_SIZE) {
- ivpu_err(vdev, "Invalid firmware runtime size: %llu\n", runtime_size);
+ fw_version_addr = fw_hdr->firmware_version_load_address;
+ fw_version_size = ALIGN(fw_hdr->firmware_version_size, SZ_4K);
+
+ if (fw_version_size != SZ_4K) {
+ ivpu_err(vdev, "Invalid firmware version size: %u\n",
+ fw_hdr->firmware_version_size);
+ return -EINVAL;
+ }
+
+ if (!ivpu_is_within_range(fw_version_addr, fw_version_size, &vdev->hw->ranges.runtime)) {
+ ivpu_err(vdev, "Invalid firmware version address: 0x%llx\n", fw_version_addr);
+ return -EINVAL;
+ }
+
+ runtime_addr = fw_hdr->image_load_address;
+ runtime_size = fw_hdr->runtime_size - boot_params_size - fw_version_size;
+
+ image_load_addr = fw_hdr->image_load_address;
+ image_size = fw_hdr->image_size;
+
+ if (!ivpu_is_within_range(runtime_addr, runtime_size, &vdev->hw->ranges.runtime)) {
+ ivpu_err(vdev, "Invalid firmware runtime address: 0x%llx and size %llu\n",
+ runtime_addr, runtime_size);
return -EINVAL;
}
@@ -187,23 +259,25 @@ static int ivpu_fw_parse(struct ivpu_device *vdev)
return -EINVAL;
}
- if (image_load_addr < runtime_addr ||
- image_load_addr + image_size > runtime_addr + runtime_size) {
- ivpu_err(vdev, "Invalid firmware load address size: 0x%llx and size %llu\n",
+ if (!ivpu_is_within_range(image_load_addr, image_size, &vdev->hw->ranges.runtime)) {
+ ivpu_err(vdev, "Invalid firmware load address: 0x%llx and size %llu\n",
image_load_addr, image_size);
return -EINVAL;
}
- if (fw_hdr->shave_nn_fw_size > FW_SHAVE_NN_MAX_SIZE) {
- ivpu_err(vdev, "SHAVE NN firmware is too big: %u\n", fw_hdr->shave_nn_fw_size);
+ if (ivpu_hw_range_init(vdev, &fw_image_range, image_load_addr, image_size))
return -EINVAL;
- }
- if (fw_hdr->entry_point < image_load_addr ||
- fw_hdr->entry_point >= image_load_addr + image_size) {
+ if (!ivpu_is_within_range(fw_hdr->entry_point, SZ_4K, &fw_image_range)) {
ivpu_err(vdev, "Invalid entry point: 0x%llx\n", fw_hdr->entry_point);
return -EINVAL;
}
+
+ if (fw_hdr->shave_nn_fw_size > FW_SHAVE_NN_MAX_SIZE) {
+ ivpu_err(vdev, "SHAVE NN firmware is too big: %u\n", fw_hdr->shave_nn_fw_size);
+ return -EINVAL;
+ }
+
ivpu_dbg(vdev, FW_BOOT, "Header version: 0x%x, format 0x%x\n",
fw_hdr->header_version, fw_hdr->image_format);
@@ -217,6 +291,10 @@ static int ivpu_fw_parse(struct ivpu_device *vdev)
if (IVPU_FW_CHECK_API_COMPAT(vdev, fw_hdr, JSM, 3))
return -EINVAL;
+ fw->boot_params_addr = boot_params_addr;
+ fw->boot_params_size = boot_params_size;
+ fw->fw_version_addr = fw_version_addr;
+ fw->fw_version_size = fw_version_size;
fw->runtime_addr = runtime_addr;
fw->runtime_size = runtime_size;
fw->image_load_offset = image_load_addr - runtime_addr;
@@ -235,22 +313,13 @@ static int ivpu_fw_parse(struct ivpu_device *vdev)
fw->sched_mode = ivpu_fw_sched_mode_select(vdev, fw_hdr);
ivpu_info(vdev, "Scheduler mode: %s\n", fw->sched_mode ? "HW" : "OS");
- if (fw_hdr->preemption_buffer_1_max_size)
- fw->primary_preempt_buf_size = fw_hdr->preemption_buffer_1_max_size;
- else
- fw->primary_preempt_buf_size = fw_hdr->preemption_buffer_1_size;
+ ivpu_preemption_config_parse(vdev, fw_hdr);
+ ivpu_dbg(vdev, FW_BOOT, "Mid-inference preemption %s supported\n",
+ ivpu_fw_preempt_buf_size(vdev) ? "is" : "is not");
- if (fw_hdr->preemption_buffer_2_max_size)
- fw->secondary_preempt_buf_size = fw_hdr->preemption_buffer_2_max_size;
- else
- fw->secondary_preempt_buf_size = fw_hdr->preemption_buffer_2_size;
- ivpu_dbg(vdev, FW_BOOT, "Preemption buffer sizes: primary %u, secondary %u\n",
- fw->primary_preempt_buf_size, fw->secondary_preempt_buf_size);
-
- if (fw_hdr->ro_section_start_address && !is_within_range(fw_hdr->ro_section_start_address,
- fw_hdr->ro_section_size,
- fw_hdr->image_load_address,
- fw_hdr->image_size)) {
+ if (fw_hdr->ro_section_start_address &&
+ !ivpu_is_within_range(fw_hdr->ro_section_start_address, fw_hdr->ro_section_size,
+ &fw_image_range)) {
ivpu_err(vdev, "Invalid read-only section: start address 0x%llx, size %u\n",
fw_hdr->ro_section_start_address, fw_hdr->ro_section_size);
return -EINVAL;
@@ -259,12 +328,18 @@ static int ivpu_fw_parse(struct ivpu_device *vdev)
fw->read_only_addr = fw_hdr->ro_section_start_address;
fw->read_only_size = fw_hdr->ro_section_size;
- ivpu_dbg(vdev, FW_BOOT, "Size: file %lu image %u runtime %u shavenn %u\n",
- fw->file->size, fw->image_size, fw->runtime_size, fw->shave_nn_size);
- ivpu_dbg(vdev, FW_BOOT, "Address: runtime 0x%llx, load 0x%llx, entry point 0x%llx\n",
- fw->runtime_addr, image_load_addr, fw->entry_point);
+ ivpu_dbg(vdev, FW_BOOT, "Boot params: address 0x%llx, size %llu\n",
+ fw->boot_params_addr, fw->boot_params_size);
+ ivpu_dbg(vdev, FW_BOOT, "FW version: address 0x%llx, size %llu\n",
+ fw->fw_version_addr, fw->fw_version_size);
+ ivpu_dbg(vdev, FW_BOOT, "Runtime: address 0x%llx, size %u\n",
+ fw->runtime_addr, fw->runtime_size);
+ ivpu_dbg(vdev, FW_BOOT, "Image load offset: 0x%llx, size %u\n",
+ fw->image_load_offset, fw->image_size);
ivpu_dbg(vdev, FW_BOOT, "Read-only section: address 0x%llx, size %u\n",
fw->read_only_addr, fw->read_only_size);
+ ivpu_dbg(vdev, FW_BOOT, "FW entry point: 0x%llx\n", fw->entry_point);
+ ivpu_dbg(vdev, FW_BOOT, "SHAVE NN size: %u\n", fw->shave_nn_size);
return 0;
}
@@ -291,39 +366,33 @@ ivpu_fw_init_wa(struct ivpu_device *vdev)
IVPU_PRINT_WA(disable_d0i3_msg);
}
-static int ivpu_fw_update_global_range(struct ivpu_device *vdev)
-{
- struct ivpu_fw_info *fw = vdev->fw;
- u64 start = ALIGN(fw->runtime_addr + fw->runtime_size, FW_SHARED_MEM_ALIGNMENT);
- u64 size = FW_SHARED_MEM_SIZE;
-
- if (start + size > FW_GLOBAL_MEM_END) {
- ivpu_err(vdev, "No space for shared region, start %lld, size %lld\n", start, size);
- return -EINVAL;
- }
-
- ivpu_hw_range_init(&vdev->hw->ranges.global, start, size);
- return 0;
-}
-
static int ivpu_fw_mem_init(struct ivpu_device *vdev)
{
struct ivpu_fw_info *fw = vdev->fw;
- struct ivpu_addr_range fw_range;
int log_verb_size;
int ret;
- ret = ivpu_fw_update_global_range(vdev);
- if (ret)
- return ret;
+ fw->mem_bp = ivpu_bo_create_runtime(vdev, fw->boot_params_addr, fw->boot_params_size,
+ DRM_IVPU_BO_WC | DRM_IVPU_BO_MAPPABLE);
+ if (!fw->mem_bp) {
+ ivpu_err(vdev, "Failed to create firmware boot params memory buffer\n");
+ return -ENOMEM;
+ }
- fw_range.start = fw->runtime_addr;
- fw_range.end = fw->runtime_addr + fw->runtime_size;
- fw->mem = ivpu_bo_create(vdev, &vdev->gctx, &fw_range, fw->runtime_size,
- DRM_IVPU_BO_WC | DRM_IVPU_BO_MAPPABLE);
+ fw->mem_fw_ver = ivpu_bo_create_runtime(vdev, fw->fw_version_addr, fw->fw_version_size,
+ DRM_IVPU_BO_WC | DRM_IVPU_BO_MAPPABLE);
+ if (!fw->mem_fw_ver) {
+ ivpu_err(vdev, "Failed to create firmware version memory buffer\n");
+ ret = -ENOMEM;
+ goto err_free_bp;
+ }
+
+ fw->mem = ivpu_bo_create_runtime(vdev, fw->runtime_addr, fw->runtime_size,
+ DRM_IVPU_BO_WC | DRM_IVPU_BO_MAPPABLE);
if (!fw->mem) {
ivpu_err(vdev, "Failed to create firmware runtime memory buffer\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto err_free_fw_ver;
}
ret = ivpu_mmu_context_set_pages_ro(vdev, &vdev->gctx, fw->read_only_addr,
@@ -372,6 +441,10 @@ err_free_log_crit:
ivpu_bo_free(fw->mem_log_crit);
err_free_fw_mem:
ivpu_bo_free(fw->mem);
+err_free_fw_ver:
+ ivpu_bo_free(fw->mem_fw_ver);
+err_free_bp:
+ ivpu_bo_free(fw->mem_bp);
return ret;
}
@@ -387,10 +460,14 @@ static void ivpu_fw_mem_fini(struct ivpu_device *vdev)
ivpu_bo_free(fw->mem_log_verb);
ivpu_bo_free(fw->mem_log_crit);
ivpu_bo_free(fw->mem);
+ ivpu_bo_free(fw->mem_fw_ver);
+ ivpu_bo_free(fw->mem_bp);
fw->mem_log_verb = NULL;
fw->mem_log_crit = NULL;
fw->mem = NULL;
+ fw->mem_fw_ver = NULL;
+ fw->mem_bp = NULL;
}
int ivpu_fw_init(struct ivpu_device *vdev)
@@ -483,11 +560,6 @@ static void ivpu_fw_boot_params_print(struct ivpu_device *vdev, struct vpu_boot_
ivpu_dbg(vdev, FW_BOOT, "boot_params.cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg = 0x%x\n",
boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg);
- ivpu_dbg(vdev, FW_BOOT, "boot_params.global_memory_allocator_base = 0x%llx\n",
- boot_params->global_memory_allocator_base);
- ivpu_dbg(vdev, FW_BOOT, "boot_params.global_memory_allocator_size = 0x%x\n",
- boot_params->global_memory_allocator_size);
-
ivpu_dbg(vdev, FW_BOOT, "boot_params.shave_nn_fw_base = 0x%llx\n",
boot_params->shave_nn_fw_base);
@@ -495,10 +567,6 @@ static void ivpu_fw_boot_params_print(struct ivpu_device *vdev, struct vpu_boot_
boot_params->watchdog_irq_mss);
ivpu_dbg(vdev, FW_BOOT, "boot_params.watchdog_irq_nce = 0x%x\n",
boot_params->watchdog_irq_nce);
- ivpu_dbg(vdev, FW_BOOT, "boot_params.host_to_vpu_irq = 0x%x\n",
- boot_params->host_to_vpu_irq);
- ivpu_dbg(vdev, FW_BOOT, "boot_params.job_done_irq = 0x%x\n",
- boot_params->job_done_irq);
ivpu_dbg(vdev, FW_BOOT, "boot_params.host_version_id = 0x%x\n",
boot_params->host_version_id);
@@ -546,6 +614,8 @@ static void ivpu_fw_boot_params_print(struct ivpu_device *vdev, struct vpu_boot_
boot_params->system_time_us);
ivpu_dbg(vdev, FW_BOOT, "boot_params.power_profile = 0x%x\n",
boot_params->power_profile);
+ ivpu_dbg(vdev, FW_BOOT, "boot_params.vpu_uses_ecc_mca_signal = 0x%x\n",
+ boot_params->vpu_uses_ecc_mca_signal);
}
void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *boot_params)
@@ -572,6 +642,7 @@ void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params
return;
}
+ memset(boot_params, 0, sizeof(*boot_params));
vdev->pm->is_warmboot = false;
boot_params->magic = VPU_BOOT_PARAMS_MAGIC;
@@ -647,6 +718,8 @@ void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params
boot_params->d0i3_entry_vpu_ts = 0;
if (IVPU_WA(disable_d0i2))
boot_params->power_profile |= BIT(1);
+ boot_params->vpu_uses_ecc_mca_signal =
+ ivpu_hw_uses_ecc_mca_signal(vdev) ? VPU_BOOT_MCA_ECC_BOTH : 0;
boot_params->system_time_us = ktime_to_us(ktime_get_real());
wmb(); /* Flush WC buffers after writing bootparams */
diff --git a/drivers/accel/ivpu/ivpu_fw.h b/drivers/accel/ivpu/ivpu_fw.h
index 9a3935be1c05..00945892b55e 100644
--- a/drivers/accel/ivpu/ivpu_fw.h
+++ b/drivers/accel/ivpu/ivpu_fw.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
- * Copyright (C) 2020-2024 Intel Corporation
+ * Copyright (C) 2020-2025 Intel Corporation
*/
#ifndef __IVPU_FW_H__
@@ -19,10 +19,16 @@ struct ivpu_fw_info {
const struct firmware *file;
const char *name;
char version[FW_VERSION_STR_SIZE];
+ struct ivpu_bo *mem_bp;
+ struct ivpu_bo *mem_fw_ver;
struct ivpu_bo *mem;
struct ivpu_bo *mem_shave_nn;
struct ivpu_bo *mem_log_crit;
struct ivpu_bo *mem_log_verb;
+ u64 boot_params_addr;
+ u64 boot_params_size;
+ u64 fw_version_addr;
+ u64 fw_version_size;
u64 runtime_addr;
u32 runtime_size;
u64 image_load_offset;
@@ -42,14 +48,20 @@ struct ivpu_fw_info {
u64 last_heartbeat;
};
+bool ivpu_is_within_range(u64 addr, size_t size, struct ivpu_addr_range *range);
int ivpu_fw_init(struct ivpu_device *vdev);
void ivpu_fw_fini(struct ivpu_device *vdev);
void ivpu_fw_load(struct ivpu_device *vdev);
-void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *bp);
+void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *boot_params);
static inline bool ivpu_fw_is_cold_boot(struct ivpu_device *vdev)
{
return vdev->fw->entry_point == vdev->fw->cold_boot_entry_point;
}
+static inline u32 ivpu_fw_preempt_buf_size(struct ivpu_device *vdev)
+{
+ return vdev->fw->primary_preempt_buf_size + vdev->fw->secondary_preempt_buf_size;
+}
+
#endif /* __IVPU_FW_H__ */
diff --git a/drivers/accel/ivpu/ivpu_gem.c b/drivers/accel/ivpu/ivpu_gem.c
index 59cfcf3eaded..ece68f570b7e 100644
--- a/drivers/accel/ivpu/ivpu_gem.c
+++ b/drivers/accel/ivpu/ivpu_gem.c
@@ -15,6 +15,7 @@
#include <drm/drm_utils.h>
#include "ivpu_drv.h"
+#include "ivpu_fw.h"
#include "ivpu_gem.h"
#include "ivpu_hw.h"
#include "ivpu_mmu.h"
@@ -27,8 +28,8 @@ static const struct drm_gem_object_funcs ivpu_gem_funcs;
static inline void ivpu_dbg_bo(struct ivpu_device *vdev, struct ivpu_bo *bo, const char *action)
{
ivpu_dbg(vdev, BO,
- "%6s: bo %8p vpu_addr %9llx size %8zu ctx %d has_pages %d dma_mapped %d mmu_mapped %d wc %d imported %d\n",
- action, bo, bo->vpu_addr, ivpu_bo_size(bo), bo->ctx_id,
+ "%6s: bo %8p size %9zu ctx %d vpu_addr %9llx pages %d sgt %d mmu_mapped %d wc %d imported %d\n",
+ action, bo, ivpu_bo_size(bo), bo->ctx_id, bo->vpu_addr,
(bool)bo->base.pages, (bool)bo->base.sgt, bo->mmu_mapped, bo->base.map_wc,
(bool)drm_gem_is_imported(&bo->base.base));
}
@@ -43,22 +44,47 @@ static inline void ivpu_bo_unlock(struct ivpu_bo *bo)
dma_resv_unlock(bo->base.base.resv);
}
+static struct sg_table *ivpu_bo_map_attachment(struct ivpu_device *vdev, struct ivpu_bo *bo)
+{
+ struct sg_table *sgt;
+
+ drm_WARN_ON(&vdev->drm, !bo->base.base.import_attach);
+
+ ivpu_bo_lock(bo);
+
+ sgt = bo->base.sgt;
+ if (!sgt) {
+ sgt = dma_buf_map_attachment(bo->base.base.import_attach, DMA_BIDIRECTIONAL);
+ if (IS_ERR(sgt))
+ ivpu_err(vdev, "Failed to map BO in IOMMU: %ld\n", PTR_ERR(sgt));
+ else
+ bo->base.sgt = sgt;
+ }
+
+ ivpu_bo_unlock(bo);
+
+ return sgt;
+}
+
/*
- * ivpu_bo_pin() - pin the backing physical pages and map them to VPU.
+ * ivpu_bo_bind() - pin the backing physical pages and map them to VPU.
*
* This function pins physical memory pages, then maps the physical pages
* to IOMMU address space and finally updates the VPU MMU page tables
* to allow the VPU to translate VPU address to IOMMU address.
*/
-int __must_check ivpu_bo_pin(struct ivpu_bo *bo)
+int __must_check ivpu_bo_bind(struct ivpu_bo *bo)
{
struct ivpu_device *vdev = ivpu_bo_to_vdev(bo);
struct sg_table *sgt;
int ret = 0;
- ivpu_dbg_bo(vdev, bo, "pin");
+ ivpu_dbg_bo(vdev, bo, "bind");
- sgt = drm_gem_shmem_get_pages_sgt(&bo->base);
+ if (bo->base.base.import_attach)
+ sgt = ivpu_bo_map_attachment(vdev, bo);
+ else
+ sgt = drm_gem_shmem_get_pages_sgt(&bo->base);
if (IS_ERR(sgt)) {
ret = PTR_ERR(sgt);
ivpu_err(vdev, "Failed to map BO in IOMMU: %d\n", ret);
@@ -70,7 +96,7 @@ int __must_check ivpu_bo_pin(struct ivpu_bo *bo)
if (!bo->mmu_mapped) {
drm_WARN_ON(&vdev->drm, !bo->ctx);
ret = ivpu_mmu_context_map_sgt(vdev, bo->ctx, bo->vpu_addr, sgt,
- ivpu_bo_is_snooped(bo));
+ ivpu_bo_is_snooped(bo), ivpu_bo_is_read_only(bo));
if (ret) {
ivpu_err(vdev, "Failed to map BO in MMU: %d\n", ret);
goto unlock;
@@ -99,9 +125,9 @@ ivpu_bo_alloc_vpu_addr(struct ivpu_bo *bo, struct ivpu_mmu_context *ctx,
ret = ivpu_mmu_context_insert_node(ctx, range, ivpu_bo_size(bo), &bo->mm_node);
if (!ret) {
bo->ctx = ctx;
+ bo->ctx_id = ctx->id;
bo->vpu_addr = bo->mm_node.start;
- } else {
- ivpu_err(vdev, "Failed to add BO to context %u: %d\n", ctx->id, ret);
+ ivpu_dbg_bo(vdev, bo, "vaddr");
}
ivpu_bo_unlock(bo);
@@ -115,7 +141,7 @@ static void ivpu_bo_unbind_locked(struct ivpu_bo *bo)
{
struct ivpu_device *vdev = ivpu_bo_to_vdev(bo);
- lockdep_assert(dma_resv_held(bo->base.base.resv) || !kref_read(&bo->base.base.refcount));
+ dma_resv_assert_held(bo->base.base.resv);
if (bo->mmu_mapped) {
drm_WARN_ON(&vdev->drm, !bo->ctx);
@@ -130,13 +156,15 @@ static void ivpu_bo_unbind_locked(struct ivpu_bo *bo)
bo->ctx = NULL;
}
- if (drm_gem_is_imported(&bo->base.base))
- return;
-
if (bo->base.sgt) {
- dma_unmap_sgtable(vdev->drm.dev, bo->base.sgt, DMA_BIDIRECTIONAL, 0);
- sg_free_table(bo->base.sgt);
- kfree(bo->base.sgt);
+ if (bo->base.base.import_attach) {
+ dma_buf_unmap_attachment(bo->base.base.import_attach,
+ bo->base.sgt, DMA_BIDIRECTIONAL);
+ } else {
+ dma_unmap_sgtable(vdev->drm.dev, bo->base.sgt, DMA_BIDIRECTIONAL, 0);
+ sg_free_table(bo->base.sgt);
+ kfree(bo->base.sgt);
+ }
bo->base.sgt = NULL;
}
}
@@ -182,10 +210,11 @@ struct drm_gem_object *ivpu_gem_create_object(struct drm_device *dev, size_t siz
struct drm_gem_object *ivpu_gem_prime_import(struct drm_device *dev,
struct dma_buf *dma_buf)
{
+ struct ivpu_device *vdev = to_ivpu_device(dev);
struct device *attach_dev = dev->dev;
struct dma_buf_attachment *attach;
- struct sg_table *sgt;
struct drm_gem_object *obj;
+ struct ivpu_bo *bo;
int ret;
attach = dma_buf_attach(dma_buf, attach_dev);
@@ -194,25 +223,25 @@ struct drm_gem_object *ivpu_gem_prime_import(struct drm_device *dev,
get_dma_buf(dma_buf);
- sgt = dma_buf_map_attachment_unlocked(attach, DMA_BIDIRECTIONAL);
- if (IS_ERR(sgt)) {
- ret = PTR_ERR(sgt);
- goto fail_detach;
- }
-
- obj = drm_gem_shmem_prime_import_sg_table(dev, attach, sgt);
+ obj = drm_gem_shmem_prime_import_sg_table(dev, attach, NULL);
if (IS_ERR(obj)) {
ret = PTR_ERR(obj);
- goto fail_unmap;
+ goto fail_detach;
}
obj->import_attach = attach;
obj->resv = dma_buf->resv;
+ bo = to_ivpu_bo(obj);
+
+ mutex_lock(&vdev->bo_list_lock);
+ list_add_tail(&bo->bo_list_node, &vdev->bo_list);
+ mutex_unlock(&vdev->bo_list_lock);
+
+ ivpu_dbg(vdev, BO, "import: bo %8p size %9zu\n", bo, ivpu_bo_size(bo));
+
return obj;
-fail_unmap:
- dma_buf_unmap_attachment_unlocked(attach, sgt, DMA_BIDIRECTIONAL);
fail_detach:
dma_buf_detach(dma_buf, attach);
dma_buf_put(dma_buf);
@@ -220,7 +249,7 @@ fail_detach:
return ERR_PTR(ret);
}
-static struct ivpu_bo *ivpu_bo_alloc(struct ivpu_device *vdev, u64 size, u32 flags, u32 ctx_id)
+static struct ivpu_bo *ivpu_bo_alloc(struct ivpu_device *vdev, u64 size, u32 flags)
{
struct drm_gem_shmem_object *shmem;
struct ivpu_bo *bo;
@@ -238,7 +267,6 @@ static struct ivpu_bo *ivpu_bo_alloc(struct ivpu_device *vdev, u64 size, u32 fla
return ERR_CAST(shmem);
bo = to_ivpu_bo(&shmem->base);
- bo->ctx_id = ctx_id;
bo->base.map_wc = flags & DRM_IVPU_BO_WC;
bo->flags = flags;
@@ -246,7 +274,7 @@ static struct ivpu_bo *ivpu_bo_alloc(struct ivpu_device *vdev, u64 size, u32 fla
list_add_tail(&bo->bo_list_node, &vdev->bo_list);
mutex_unlock(&vdev->bo_list_lock);
- ivpu_dbg_bo(vdev, bo, "alloc");
+ ivpu_dbg(vdev, BO, " alloc: bo %8p size %9llu\n", bo, size);
return bo;
}
@@ -259,8 +287,8 @@ static int ivpu_gem_bo_open(struct drm_gem_object *obj, struct drm_file *file)
struct ivpu_addr_range *range;
if (bo->ctx) {
- ivpu_warn(vdev, "Can't add BO to ctx %u: already in ctx %u\n",
- file_priv->ctx.id, bo->ctx->id);
+ ivpu_dbg(vdev, IOCTL, "Can't add BO %pe to ctx %u: already in ctx %u\n",
+ bo, file_priv->ctx.id, bo->ctx->id);
return -EALREADY;
}
@@ -281,23 +309,41 @@ static void ivpu_gem_bo_free(struct drm_gem_object *obj)
ivpu_dbg_bo(vdev, bo, "free");
+ drm_WARN_ON(&vdev->drm, list_empty(&bo->bo_list_node));
+
mutex_lock(&vdev->bo_list_lock);
list_del(&bo->bo_list_node);
- mutex_unlock(&vdev->bo_list_lock);
drm_WARN_ON(&vdev->drm, !drm_gem_is_imported(&bo->base.base) &&
!dma_resv_test_signaled(obj->resv, DMA_RESV_USAGE_READ));
drm_WARN_ON(&vdev->drm, ivpu_bo_size(bo) == 0);
drm_WARN_ON(&vdev->drm, bo->base.vaddr);
+ ivpu_bo_lock(bo);
ivpu_bo_unbind_locked(bo);
+ ivpu_bo_unlock(bo);
+
+ mutex_unlock(&vdev->bo_list_lock);
+
drm_WARN_ON(&vdev->drm, bo->mmu_mapped);
drm_WARN_ON(&vdev->drm, bo->ctx);
drm_WARN_ON(obj->dev, refcount_read(&bo->base.pages_use_count) > 1);
+ drm_WARN_ON(obj->dev, bo->base.base.vma_node.vm_files.rb_node);
drm_gem_shmem_free(&bo->base);
}
+static enum drm_gem_object_status ivpu_gem_status(struct drm_gem_object *obj)
+{
+ struct ivpu_bo *bo = to_ivpu_bo(obj);
+ enum drm_gem_object_status status = 0;
+
+ if (ivpu_bo_is_resident(bo))
+ status |= DRM_GEM_OBJECT_RESIDENT;
+
+ return status;
+}
+
static const struct drm_gem_object_funcs ivpu_gem_funcs = {
.free = ivpu_gem_bo_free,
.open = ivpu_gem_bo_open,
@@ -308,6 +354,7 @@ static const struct drm_gem_object_funcs ivpu_gem_funcs = {
.vmap = drm_gem_shmem_object_vmap,
.vunmap = drm_gem_shmem_object_vunmap,
.mmap = drm_gem_shmem_object_mmap,
+ .status = ivpu_gem_status,
.vm_ops = &drm_gem_shmem_vm_ops,
};
@@ -320,25 +367,33 @@ int ivpu_bo_create_ioctl(struct drm_device *dev, void *data, struct drm_file *fi
struct ivpu_bo *bo;
int ret;
- if (args->flags & ~DRM_IVPU_BO_FLAGS)
+ if (args->flags & ~DRM_IVPU_BO_FLAGS) {
+ ivpu_dbg(vdev, IOCTL, "Invalid BO flags 0x%x\n", args->flags);
return -EINVAL;
+ }
- if (size == 0)
+ if (size == 0) {
+ ivpu_dbg(vdev, IOCTL, "Invalid BO size %llu\n", args->size);
return -EINVAL;
+ }
- bo = ivpu_bo_alloc(vdev, size, args->flags, file_priv->ctx.id);
+ bo = ivpu_bo_alloc(vdev, size, args->flags);
if (IS_ERR(bo)) {
- ivpu_err(vdev, "Failed to allocate BO: %pe (ctx %u size %llu flags 0x%x)",
+ ivpu_dbg(vdev, IOCTL, "Failed to allocate BO: %pe ctx %u size %llu flags 0x%x\n",
bo, file_priv->ctx.id, args->size, args->flags);
return PTR_ERR(bo);
}
+ drm_WARN_ON(&vdev->drm, bo->base.base.handle_count != 0);
+
ret = drm_gem_handle_create(file, &bo->base.base, &args->handle);
- if (ret)
- ivpu_err(vdev, "Failed to create handle for BO: %pe (ctx %u size %llu flags 0x%x)",
+ if (ret) {
+ ivpu_dbg(vdev, IOCTL, "Failed to create handle for BO: %pe ctx %u size %llu flags 0x%x\n",
bo, file_priv->ctx.id, args->size, args->flags);
- else
+ } else {
args->vpu_addr = bo->vpu_addr;
+ drm_WARN_ON(&vdev->drm, bo->base.base.handle_count != 1);
+ }
drm_gem_object_put(&bo->base.base);
@@ -360,18 +415,21 @@ ivpu_bo_create(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
drm_WARN_ON(&vdev->drm, !PAGE_ALIGNED(range->end));
drm_WARN_ON(&vdev->drm, !PAGE_ALIGNED(size));
- bo = ivpu_bo_alloc(vdev, size, flags, IVPU_GLOBAL_CONTEXT_MMU_SSID);
+ bo = ivpu_bo_alloc(vdev, size, flags);
if (IS_ERR(bo)) {
- ivpu_err(vdev, "Failed to allocate BO: %pe (vpu_addr 0x%llx size %llu flags 0x%x)",
+ ivpu_err(vdev, "Failed to allocate BO: %pe vpu_addr 0x%llx size %llu flags 0x%x\n",
bo, range->start, size, flags);
return NULL;
}
ret = ivpu_bo_alloc_vpu_addr(bo, ctx, range);
- if (ret)
+ if (ret) {
+ ivpu_err(vdev, "Failed to allocate NPU address for BO: %pe ctx %u size %llu: %d\n",
+ bo, ctx->id, size, ret);
goto err_put;
+ }
- ret = ivpu_bo_pin(bo);
+ ret = ivpu_bo_bind(bo);
if (ret)
goto err_put;
@@ -391,6 +449,21 @@ err_put:
return NULL;
}
+struct ivpu_bo *ivpu_bo_create_runtime(struct ivpu_device *vdev, u64 addr, u64 size, u32 flags)
+{
+ struct ivpu_addr_range range;
+
+ if (!ivpu_is_within_range(addr, size, &vdev->hw->ranges.runtime)) {
+ ivpu_err(vdev, "Invalid runtime BO address 0x%llx size %llu\n", addr, size);
+ return NULL;
+ }
+
+ if (ivpu_hw_range_init(vdev, &range, addr, size))
+ return NULL;
+
+ return ivpu_bo_create(vdev, &vdev->gctx, &range, size, flags);
+}
+
struct ivpu_bo *ivpu_bo_create_global(struct ivpu_device *vdev, u64 size, u32 flags)
{
return ivpu_bo_create(vdev, &vdev->gctx, &vdev->hw->ranges.global, size, flags);
diff --git a/drivers/accel/ivpu/ivpu_gem.h b/drivers/accel/ivpu/ivpu_gem.h
index aa8ff14f7aae..0c3350f22b55 100644
--- a/drivers/accel/ivpu/ivpu_gem.h
+++ b/drivers/accel/ivpu/ivpu_gem.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
- * Copyright (C) 2020-2023 Intel Corporation
+ * Copyright (C) 2020-2025 Intel Corporation
*/
#ifndef __IVPU_GEM_H__
#define __IVPU_GEM_H__
@@ -24,19 +24,22 @@ struct ivpu_bo {
bool mmu_mapped;
};
-int ivpu_bo_pin(struct ivpu_bo *bo);
+int ivpu_bo_bind(struct ivpu_bo *bo);
void ivpu_bo_unbind_all_bos_from_context(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx);
struct drm_gem_object *ivpu_gem_create_object(struct drm_device *dev, size_t size);
struct drm_gem_object *ivpu_gem_prime_import(struct drm_device *dev, struct dma_buf *dma_buf);
struct ivpu_bo *ivpu_bo_create(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
struct ivpu_addr_range *range, u64 size, u32 flags);
+struct ivpu_bo *ivpu_bo_create_runtime(struct ivpu_device *vdev, u64 addr, u64 size, u32 flags);
struct ivpu_bo *ivpu_bo_create_global(struct ivpu_device *vdev, u64 size, u32 flags);
void ivpu_bo_free(struct ivpu_bo *bo);
int ivpu_bo_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
int ivpu_bo_info_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
int ivpu_bo_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
+int ivpu_bo_create_from_userptr_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file);
void ivpu_bo_list(struct drm_device *dev, struct drm_printer *p);
void ivpu_bo_list_print(struct drm_device *dev);
@@ -74,6 +77,16 @@ static inline bool ivpu_bo_is_snooped(struct ivpu_bo *bo)
return ivpu_bo_cache_mode(bo) == DRM_IVPU_BO_CACHED;
}
+static inline bool ivpu_bo_is_read_only(struct ivpu_bo *bo)
+{
+ return bo->flags & DRM_IVPU_BO_READ_ONLY;
+}
+
+static inline bool ivpu_bo_is_resident(struct ivpu_bo *bo)
+{
+ return !!bo->base.pages;
+}
+
static inline void *ivpu_to_cpu_addr(struct ivpu_bo *bo, u32 vpu_addr)
{
if (vpu_addr < bo->vpu_addr)
@@ -96,4 +109,9 @@ static inline u32 cpu_to_vpu_addr(struct ivpu_bo *bo, void *cpu_addr)
return bo->vpu_addr + (cpu_addr - ivpu_bo_vaddr(bo));
}
+static inline bool ivpu_bo_is_mappable(struct ivpu_bo *bo)
+{
+ return bo->flags & DRM_IVPU_BO_MAPPABLE;
+}
+
#endif /* __IVPU_GEM_H__ */
diff --git a/drivers/accel/ivpu/ivpu_gem_userptr.c b/drivers/accel/ivpu/ivpu_gem_userptr.c
new file mode 100644
index 000000000000..25ba606164c0
--- /dev/null
+++ b/drivers/accel/ivpu/ivpu_gem_userptr.c
@@ -0,0 +1,213 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2020-2025 Intel Corporation
+ */
+
+#include <linux/dma-buf.h>
+#include <linux/err.h>
+#include <linux/highmem.h>
+#include <linux/mm.h>
+#include <linux/mman.h>
+#include <linux/scatterlist.h>
+#include <linux/slab.h>
+#include <linux/capability.h>
+
+#include <drm/drm_device.h>
+#include <drm/drm_file.h>
+#include <drm/drm_gem.h>
+
+#include "ivpu_drv.h"
+#include "ivpu_gem.h"
+
+static struct sg_table *
+ivpu_gem_userptr_dmabuf_map(struct dma_buf_attachment *attachment,
+ enum dma_data_direction direction)
+{
+ struct sg_table *sgt = attachment->dmabuf->priv;
+ int ret;
+
+ ret = dma_map_sgtable(attachment->dev, sgt, direction, DMA_ATTR_SKIP_CPU_SYNC);
+ if (ret)
+ return ERR_PTR(ret);
+
+ return sgt;
+}
+
+static void ivpu_gem_userptr_dmabuf_unmap(struct dma_buf_attachment *attachment,
+ struct sg_table *sgt,
+ enum dma_data_direction direction)
+{
+ dma_unmap_sgtable(attachment->dev, sgt, direction, DMA_ATTR_SKIP_CPU_SYNC);
+}
+
+static void ivpu_gem_userptr_dmabuf_release(struct dma_buf *dma_buf)
+{
+ struct sg_table *sgt = dma_buf->priv;
+ struct sg_page_iter page_iter;
+ struct page *page;
+
+ for_each_sgtable_page(sgt, &page_iter, 0) {
+ page = sg_page_iter_page(&page_iter);
+ unpin_user_page(page);
+ }
+
+ sg_free_table(sgt);
+ kfree(sgt);
+}
+
+static const struct dma_buf_ops ivpu_gem_userptr_dmabuf_ops = {
+ .map_dma_buf = ivpu_gem_userptr_dmabuf_map,
+ .unmap_dma_buf = ivpu_gem_userptr_dmabuf_unmap,
+ .release = ivpu_gem_userptr_dmabuf_release,
+};
+
+static struct dma_buf *
+ivpu_create_userptr_dmabuf(struct ivpu_device *vdev, void __user *user_ptr,
+ size_t size, uint32_t flags)
+{
+ struct dma_buf_export_info exp_info = {};
+ struct dma_buf *dma_buf;
+ struct sg_table *sgt;
+ struct page **pages;
+ unsigned long nr_pages = size >> PAGE_SHIFT;
+ unsigned int gup_flags = FOLL_LONGTERM;
+ int ret, i, pinned;
+
+ /* Add FOLL_WRITE only if the BO is not read-only */
+ if (!(flags & DRM_IVPU_BO_READ_ONLY))
+ gup_flags |= FOLL_WRITE;
+
+ pages = kvmalloc_array(nr_pages, sizeof(*pages), GFP_KERNEL);
+ if (!pages)
+ return ERR_PTR(-ENOMEM);
+
+ pinned = pin_user_pages_fast((unsigned long)user_ptr, nr_pages, gup_flags, pages);
+ if (pinned < 0) {
+ ret = pinned;
+ ivpu_dbg(vdev, IOCTL, "Failed to pin user pages: %d\n", ret);
+ goto free_pages_array;
+ }
+
+ if (pinned != nr_pages) {
+ ivpu_dbg(vdev, IOCTL, "Pinned %d pages, expected %lu\n", pinned, nr_pages);
+ ret = -EFAULT;
+ goto unpin_pages;
+ }
+
+ sgt = kmalloc(sizeof(*sgt), GFP_KERNEL);
+ if (!sgt) {
+ ret = -ENOMEM;
+ goto unpin_pages;
+ }
+
+ ret = sg_alloc_table_from_pages(sgt, pages, nr_pages, 0, size, GFP_KERNEL);
+ if (ret) {
+ ivpu_dbg(vdev, IOCTL, "Failed to create sg table: %d\n", ret);
+ goto free_sgt;
+ }
+
+ exp_info.exp_name = "ivpu_userptr_dmabuf";
+ exp_info.owner = THIS_MODULE;
+ exp_info.ops = &ivpu_gem_userptr_dmabuf_ops;
+ exp_info.size = size;
+ exp_info.flags = O_RDWR | O_CLOEXEC;
+ exp_info.priv = sgt;
+
+ dma_buf = dma_buf_export(&exp_info);
+ if (IS_ERR(dma_buf)) {
+ ret = PTR_ERR(dma_buf);
+ ivpu_dbg(vdev, IOCTL, "Failed to export userptr dma-buf: %d\n", ret);
+ goto free_sg_table;
+ }
+
+ kvfree(pages);
+ return dma_buf;
+
+free_sg_table:
+ sg_free_table(sgt);
+free_sgt:
+ kfree(sgt);
+unpin_pages:
+ for (i = 0; i < pinned; i++)
+ unpin_user_page(pages[i]);
+free_pages_array:
+ kvfree(pages);
+ return ERR_PTR(ret);
+}
+
+static struct ivpu_bo *
+ivpu_bo_create_from_userptr(struct ivpu_device *vdev, void __user *user_ptr,
+ size_t size, uint32_t flags)
+{
+ struct dma_buf *dma_buf;
+ struct drm_gem_object *obj;
+ struct ivpu_bo *bo;
+
+ dma_buf = ivpu_create_userptr_dmabuf(vdev, user_ptr, size, flags);
+ if (IS_ERR(dma_buf))
+ return ERR_CAST(dma_buf);
+
+ obj = ivpu_gem_prime_import(&vdev->drm, dma_buf);
+ if (IS_ERR(obj)) {
+ dma_buf_put(dma_buf);
+ return ERR_CAST(obj);
+ }
+
+ dma_buf_put(dma_buf);
+
+ bo = to_ivpu_bo(obj);
+ bo->flags = flags;
+
+ return bo;
+}
+
+int ivpu_bo_create_from_userptr_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
+{
+ struct drm_ivpu_bo_create_from_userptr *args = data;
+ struct ivpu_file_priv *file_priv = file->driver_priv;
+ struct ivpu_device *vdev = to_ivpu_device(dev);
+ void __user *user_ptr = u64_to_user_ptr(args->user_ptr);
+ struct ivpu_bo *bo;
+ int ret;
+
+ if (args->flags & ~(DRM_IVPU_BO_HIGH_MEM | DRM_IVPU_BO_DMA_MEM | DRM_IVPU_BO_READ_ONLY)) {
+ ivpu_dbg(vdev, IOCTL, "Invalid BO flags: 0x%x\n", args->flags);
+ return -EINVAL;
+ }
+
+ if (!args->user_ptr || !args->size) {
+ ivpu_dbg(vdev, IOCTL, "Userptr or size are zero: ptr %llx size %llu\n",
+ args->user_ptr, args->size);
+ return -EINVAL;
+ }
+
+ if (!PAGE_ALIGNED(args->user_ptr) || !PAGE_ALIGNED(args->size)) {
+ ivpu_dbg(vdev, IOCTL, "Userptr or size not page aligned: ptr %llx size %llu\n",
+ args->user_ptr, args->size);
+ return -EINVAL;
+ }
+
+ if (!access_ok(user_ptr, args->size)) {
+ ivpu_dbg(vdev, IOCTL, "Userptr is not accessible: ptr %llx size %llu\n",
+ args->user_ptr, args->size);
+ return -EFAULT;
+ }
+
+ bo = ivpu_bo_create_from_userptr(vdev, user_ptr, args->size, args->flags);
+ if (IS_ERR(bo))
+ return PTR_ERR(bo);
+
+ ret = drm_gem_handle_create(file, &bo->base.base, &args->handle);
+ if (ret) {
+ ivpu_dbg(vdev, IOCTL, "Failed to create handle for BO: %pe ctx %u size %llu flags 0x%x\n",
+ bo, file_priv->ctx.id, args->size, args->flags);
+ } else {
+ ivpu_dbg(vdev, BO, "Created userptr BO: handle=%u vpu_addr=0x%llx size=%llu flags=0x%x\n",
+ args->handle, bo->vpu_addr, args->size, bo->flags);
+ args->vpu_addr = bo->vpu_addr;
+ }
+
+ drm_gem_object_put(&bo->base.base);
+
+ return ret;
+}
diff --git a/drivers/accel/ivpu/ivpu_hw.c b/drivers/accel/ivpu/ivpu_hw.c
index 08dcc31b56f4..d69cd0d93569 100644
--- a/drivers/accel/ivpu/ivpu_hw.c
+++ b/drivers/accel/ivpu/ivpu_hw.c
@@ -8,6 +8,8 @@
#include "ivpu_hw_btrs.h"
#include "ivpu_hw_ip.h"
+#include <asm/msr-index.h>
+#include <asm/msr.h>
#include <linux/dmi.h>
#include <linux/fault-inject.h>
#include <linux/pm_runtime.h>
@@ -20,6 +22,10 @@ module_param_named_unsafe(fail_hw, ivpu_fail_hw, charp, 0444);
MODULE_PARM_DESC(fail_hw, "<interval>,<probability>,<space>,<times>");
#endif
+#define FW_SHARED_MEM_ALIGNMENT SZ_512K /* VPU MTRR limitation */
+
+#define ECC_MCA_SIGNAL_ENABLE_MASK 0xff
+
static char *platform_to_str(u32 platform)
{
switch (platform) {
@@ -147,19 +153,39 @@ static void priority_bands_init(struct ivpu_device *vdev)
vdev->hw->hws.process_quantum[VPU_JOB_SCHEDULING_PRIORITY_BAND_REALTIME] = 200000;
}
+int ivpu_hw_range_init(struct ivpu_device *vdev, struct ivpu_addr_range *range, u64 start, u64 size)
+{
+ u64 end;
+
+ if (!range || check_add_overflow(start, size, &end)) {
+ ivpu_err(vdev, "Invalid range: start 0x%llx size %llu\n", start, size);
+ return -EINVAL;
+ }
+
+ range->start = start;
+ range->end = end;
+
+ return 0;
+}
+
static void memory_ranges_init(struct ivpu_device *vdev)
{
if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX) {
- ivpu_hw_range_init(&vdev->hw->ranges.global, 0x80000000, SZ_512M);
- ivpu_hw_range_init(&vdev->hw->ranges.user, 0x88000000, 511 * SZ_1M);
- ivpu_hw_range_init(&vdev->hw->ranges.shave, 0x180000000, SZ_2G);
- ivpu_hw_range_init(&vdev->hw->ranges.dma, 0x200000000, SZ_128G);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.runtime, 0x84800000, SZ_64M);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.global, 0x90000000, SZ_256M);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.user, 0xa0000000, 511 * SZ_1M);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.shave, 0x180000000, SZ_2G);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.dma, 0x200000000, SZ_128G);
} else {
- ivpu_hw_range_init(&vdev->hw->ranges.global, 0x80000000, SZ_512M);
- ivpu_hw_range_init(&vdev->hw->ranges.shave, 0x80000000, SZ_2G);
- ivpu_hw_range_init(&vdev->hw->ranges.user, 0x100000000, SZ_256G);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.runtime, 0x80000000, SZ_64M);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.global, 0x90000000, SZ_256M);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.shave, 0x80000000, SZ_2G);
+ ivpu_hw_range_init(vdev, &vdev->hw->ranges.user, 0x100000000, SZ_256G);
vdev->hw->ranges.dma = vdev->hw->ranges.user;
}
+
+ drm_WARN_ON(&vdev->drm, !IS_ALIGNED(vdev->hw->ranges.global.start,
+ FW_SHARED_MEM_ALIGNMENT));
}
static int wp_enable(struct ivpu_device *vdev)
@@ -373,3 +399,22 @@ irqreturn_t ivpu_hw_irq_handler(int irq, void *ptr)
pm_runtime_mark_last_busy(vdev->drm.dev);
return IRQ_HANDLED;
}
+
+bool ivpu_hw_uses_ecc_mca_signal(struct ivpu_device *vdev)
+{
+ unsigned long long msr_integrity_caps;
+ int ret;
+
+ if (ivpu_hw_ip_gen(vdev) < IVPU_HW_IP_50XX)
+ return false;
+
+ ret = rdmsrq_safe(MSR_INTEGRITY_CAPS, &msr_integrity_caps);
+ if (ret) {
+ ivpu_warn(vdev, "Error reading MSR_INTEGRITY_CAPS: %d", ret);
+ return false;
+ }
+
+ ivpu_dbg(vdev, MISC, "MSR_INTEGRITY_CAPS: 0x%llx\n", msr_integrity_caps);
+
+ return msr_integrity_caps & ECC_MCA_SIGNAL_ENABLE_MASK;
+}
diff --git a/drivers/accel/ivpu/ivpu_hw.h b/drivers/accel/ivpu/ivpu_hw.h
index d79668fe1609..b6d0f0d0dccc 100644
--- a/drivers/accel/ivpu/ivpu_hw.h
+++ b/drivers/accel/ivpu/ivpu_hw.h
@@ -21,6 +21,7 @@ struct ivpu_hw_info {
bool (*ip_irq_handler)(struct ivpu_device *vdev, int irq);
} irq;
struct {
+ struct ivpu_addr_range runtime;
struct ivpu_addr_range global;
struct ivpu_addr_range user;
struct ivpu_addr_range shave;
@@ -51,6 +52,8 @@ struct ivpu_hw_info {
};
int ivpu_hw_init(struct ivpu_device *vdev);
+int ivpu_hw_range_init(struct ivpu_device *vdev, struct ivpu_addr_range *range, u64 start,
+ u64 size);
int ivpu_hw_power_up(struct ivpu_device *vdev);
int ivpu_hw_power_down(struct ivpu_device *vdev);
int ivpu_hw_reset(struct ivpu_device *vdev);
@@ -60,6 +63,7 @@ void ivpu_irq_handlers_init(struct ivpu_device *vdev);
void ivpu_hw_irq_enable(struct ivpu_device *vdev);
void ivpu_hw_irq_disable(struct ivpu_device *vdev);
irqreturn_t ivpu_hw_irq_handler(int irq, void *ptr);
+bool ivpu_hw_uses_ecc_mca_signal(struct ivpu_device *vdev);
static inline u32 ivpu_hw_btrs_irq_handler(struct ivpu_device *vdev, int irq)
{
@@ -71,12 +75,6 @@ static inline u32 ivpu_hw_ip_irq_handler(struct ivpu_device *vdev, int irq)
return vdev->hw->irq.ip_irq_handler(vdev, irq);
}
-static inline void ivpu_hw_range_init(struct ivpu_addr_range *range, u64 start, u64 size)
-{
- range->start = start;
- range->end = start + size;
-}
-
static inline u64 ivpu_hw_range_size(const struct ivpu_addr_range *range)
{
return range->end - range->start;
diff --git a/drivers/accel/ivpu/ivpu_hw_btrs.c b/drivers/accel/ivpu/ivpu_hw_btrs.c
index b236c7234daa..06e65c592618 100644
--- a/drivers/accel/ivpu/ivpu_hw_btrs.c
+++ b/drivers/accel/ivpu/ivpu_hw_btrs.c
@@ -33,7 +33,6 @@
#define PLL_CDYN_DEFAULT 0x80
#define PLL_EPP_DEFAULT 0x80
-#define PLL_CONFIG_DEFAULT 0x0
#define PLL_REF_CLK_FREQ 50000000ull
#define PLL_RATIO_TO_FREQ(x) ((x) * PLL_REF_CLK_FREQ)
@@ -303,7 +302,7 @@ static void prepare_wp_request(struct ivpu_device *vdev, struct wp_request *wp,
wp->epp = 0;
} else {
wp->target = hw->pll.pn_ratio;
- wp->cfg = enable ? PLL_CONFIG_DEFAULT : 0;
+ wp->cfg = 0;
wp->cdyn = enable ? PLL_CDYN_DEFAULT : 0;
wp->epp = enable ? PLL_EPP_DEFAULT : 0;
}
@@ -322,6 +321,14 @@ static int wait_for_pll_lock(struct ivpu_device *vdev, bool enable)
return REGB_POLL_FLD(VPU_HW_BTRS_MTL_PLL_STATUS, LOCK, exp_val, PLL_TIMEOUT_US);
}
+static int wait_for_cdyn_deassert(struct ivpu_device *vdev)
+{
+ if (ivpu_hw_btrs_gen(vdev) == IVPU_HW_BTRS_MTL)
+ return 0;
+
+ return REGB_POLL_FLD(VPU_HW_BTRS_LNL_CDYN, CDYN, 0, PLL_TIMEOUT_US);
+}
+
int ivpu_hw_btrs_wp_drive(struct ivpu_device *vdev, bool enable)
{
struct wp_request wp;
@@ -355,6 +362,14 @@ int ivpu_hw_btrs_wp_drive(struct ivpu_device *vdev, bool enable)
return ret;
}
+ if (!enable) {
+ ret = wait_for_cdyn_deassert(vdev);
+ if (ret) {
+ ivpu_err(vdev, "Timed out waiting for CDYN deassert\n");
+ return ret;
+ }
+ }
+
return 0;
}
@@ -674,7 +689,7 @@ bool ivpu_hw_btrs_irq_handler_lnl(struct ivpu_device *vdev, int irq)
if (REG_TEST_FLD(VPU_HW_BTRS_LNL_INTERRUPT_STAT, SURV_ERR, status)) {
ivpu_dbg(vdev, IRQ, "Survivability IRQ\n");
- queue_work(system_wq, &vdev->irq_dct_work);
+ queue_work(system_percpu_wq, &vdev->irq_dct_work);
}
if (REG_TEST_FLD(VPU_HW_BTRS_LNL_INTERRUPT_STAT, FREQ_CHANGE, status)) {
@@ -753,7 +768,7 @@ int ivpu_hw_btrs_dct_get_request(struct ivpu_device *vdev, bool *enable)
}
}
-void ivpu_hw_btrs_dct_set_status(struct ivpu_device *vdev, bool enable, u32 active_percent)
+void ivpu_hw_btrs_dct_set_status(struct ivpu_device *vdev, bool enable, u8 active_percent)
{
u32 val = 0;
u32 cmd = enable ? DCT_ENABLE : DCT_DISABLE;
diff --git a/drivers/accel/ivpu/ivpu_hw_btrs.h b/drivers/accel/ivpu/ivpu_hw_btrs.h
index d2d82651976d..c4c10e22f30f 100644
--- a/drivers/accel/ivpu/ivpu_hw_btrs.h
+++ b/drivers/accel/ivpu/ivpu_hw_btrs.h
@@ -36,7 +36,7 @@ u32 ivpu_hw_btrs_dpu_freq_get(struct ivpu_device *vdev);
bool ivpu_hw_btrs_irq_handler_mtl(struct ivpu_device *vdev, int irq);
bool ivpu_hw_btrs_irq_handler_lnl(struct ivpu_device *vdev, int irq);
int ivpu_hw_btrs_dct_get_request(struct ivpu_device *vdev, bool *enable);
-void ivpu_hw_btrs_dct_set_status(struct ivpu_device *vdev, bool enable, u32 dct_percent);
+void ivpu_hw_btrs_dct_set_status(struct ivpu_device *vdev, bool enable, u8 active_percent);
u32 ivpu_hw_btrs_telemetry_offset_get(struct ivpu_device *vdev);
u32 ivpu_hw_btrs_telemetry_size_get(struct ivpu_device *vdev);
u32 ivpu_hw_btrs_telemetry_enable_get(struct ivpu_device *vdev);
diff --git a/drivers/accel/ivpu/ivpu_hw_btrs_lnl_reg.h b/drivers/accel/ivpu/ivpu_hw_btrs_lnl_reg.h
index fff2ef2cada6..a81a9ba540fa 100644
--- a/drivers/accel/ivpu/ivpu_hw_btrs_lnl_reg.h
+++ b/drivers/accel/ivpu/ivpu_hw_btrs_lnl_reg.h
@@ -74,6 +74,9 @@
#define VPU_HW_BTRS_LNL_PLL_FREQ 0x00000148u
#define VPU_HW_BTRS_LNL_PLL_FREQ_RATIO_MASK GENMASK(15, 0)
+#define VPU_HW_BTRS_LNL_CDYN 0x0000014cu
+#define VPU_HW_BTRS_LNL_CDYN_CDYN_MASK GENMASK(15, 0)
+
#define VPU_HW_BTRS_LNL_TILE_FUSE 0x00000150u
#define VPU_HW_BTRS_LNL_TILE_FUSE_VALID_MASK BIT_MASK(0)
#define VPU_HW_BTRS_LNL_TILE_FUSE_CONFIG_MASK GENMASK(6, 1)
diff --git a/drivers/accel/ivpu/ivpu_hw_ip.c b/drivers/accel/ivpu/ivpu_hw_ip.c
index 2bf9882ab52e..06aa1e7dc50b 100644
--- a/drivers/accel/ivpu/ivpu_hw_ip.c
+++ b/drivers/accel/ivpu/ivpu_hw_ip.c
@@ -691,6 +691,13 @@ static void pwr_island_delay_set(struct ivpu_device *vdev)
status = high ? 46 : 3;
break;
+ case PCI_DEVICE_ID_NVL:
+ post = high ? 198 : 17;
+ post1 = 0;
+ post2 = high ? 198 : 17;
+ status = 0;
+ break;
+
default:
dump_stack();
ivpu_err(vdev, "Unknown device ID\n");
@@ -889,6 +896,9 @@ static int soc_cpu_drive_40xx(struct ivpu_device *vdev, bool enable)
static int soc_cpu_enable(struct ivpu_device *vdev)
{
+ if (ivpu_hw_ip_gen(vdev) >= IVPU_HW_IP_60XX)
+ return 0;
+
return soc_cpu_drive_40xx(vdev, true);
}
diff --git a/drivers/accel/ivpu/ivpu_ipc.c b/drivers/accel/ivpu/ivpu_ipc.c
index 39f83225c181..1f13bf95b2b3 100644
--- a/drivers/accel/ivpu/ivpu_ipc.c
+++ b/drivers/accel/ivpu/ivpu_ipc.c
@@ -141,7 +141,6 @@ ivpu_ipc_rx_msg_add(struct ivpu_device *vdev, struct ivpu_ipc_consumer *cons,
struct ivpu_ipc_rx_msg *rx_msg;
lockdep_assert_held(&ipc->cons_lock);
- lockdep_assert_irqs_disabled();
rx_msg = kzalloc(sizeof(*rx_msg), GFP_ATOMIC);
if (!rx_msg) {
@@ -460,7 +459,7 @@ void ivpu_ipc_irq_handler(struct ivpu_device *vdev)
}
}
- queue_work(system_wq, &vdev->irq_ipc_work);
+ queue_work(system_percpu_wq, &vdev->irq_ipc_work);
}
void ivpu_ipc_irq_work_fn(struct work_struct *work)
diff --git a/drivers/accel/ivpu/ivpu_job.c b/drivers/accel/ivpu/ivpu_job.c
index 060f1fc031d3..4f8564e2878a 100644
--- a/drivers/accel/ivpu/ivpu_job.c
+++ b/drivers/accel/ivpu/ivpu_job.c
@@ -34,22 +34,20 @@ static void ivpu_cmdq_ring_db(struct ivpu_device *vdev, struct ivpu_cmdq *cmdq)
static int ivpu_preemption_buffers_create(struct ivpu_device *vdev,
struct ivpu_file_priv *file_priv, struct ivpu_cmdq *cmdq)
{
- u64 primary_size = ALIGN(vdev->fw->primary_preempt_buf_size, PAGE_SIZE);
- u64 secondary_size = ALIGN(vdev->fw->secondary_preempt_buf_size, PAGE_SIZE);
-
- if (vdev->fw->sched_mode != VPU_SCHEDULING_MODE_HW ||
- ivpu_test_mode & IVPU_TEST_MODE_MIP_DISABLE)
+ if (ivpu_fw_preempt_buf_size(vdev) == 0)
return 0;
cmdq->primary_preempt_buf = ivpu_bo_create(vdev, &file_priv->ctx, &vdev->hw->ranges.user,
- primary_size, DRM_IVPU_BO_WC);
+ vdev->fw->primary_preempt_buf_size,
+ DRM_IVPU_BO_WC);
if (!cmdq->primary_preempt_buf) {
ivpu_err(vdev, "Failed to create primary preemption buffer\n");
return -ENOMEM;
}
cmdq->secondary_preempt_buf = ivpu_bo_create(vdev, &file_priv->ctx, &vdev->hw->ranges.dma,
- secondary_size, DRM_IVPU_BO_WC);
+ vdev->fw->secondary_preempt_buf_size,
+ DRM_IVPU_BO_WC);
if (!cmdq->secondary_preempt_buf) {
ivpu_err(vdev, "Failed to create secondary preemption buffer\n");
goto err_free_primary;
@@ -66,20 +64,39 @@ err_free_primary:
static void ivpu_preemption_buffers_free(struct ivpu_device *vdev,
struct ivpu_file_priv *file_priv, struct ivpu_cmdq *cmdq)
{
- if (vdev->fw->sched_mode != VPU_SCHEDULING_MODE_HW)
- return;
-
if (cmdq->primary_preempt_buf)
ivpu_bo_free(cmdq->primary_preempt_buf);
if (cmdq->secondary_preempt_buf)
ivpu_bo_free(cmdq->secondary_preempt_buf);
}
+static int ivpu_preemption_job_init(struct ivpu_device *vdev, struct ivpu_file_priv *file_priv,
+ struct ivpu_cmdq *cmdq, struct ivpu_job *job)
+{
+ int ret;
+
+ /* Use preemption buffer provided by the user space */
+ if (job->primary_preempt_buf)
+ return 0;
+
+ if (!cmdq->primary_preempt_buf) {
+ /* Allocate per command queue preemption buffers */
+ ret = ivpu_preemption_buffers_create(vdev, file_priv, cmdq);
+ if (ret)
+ return ret;
+ }
+
+ /* Use preemption buffers allocated by the kernel */
+ job->primary_preempt_buf = cmdq->primary_preempt_buf;
+ job->secondary_preempt_buf = cmdq->secondary_preempt_buf;
+
+ return 0;
+}
+
static struct ivpu_cmdq *ivpu_cmdq_alloc(struct ivpu_file_priv *file_priv)
{
struct ivpu_device *vdev = file_priv->vdev;
struct ivpu_cmdq *cmdq;
- int ret;
cmdq = kzalloc(sizeof(*cmdq), GFP_KERNEL);
if (!cmdq)
@@ -89,10 +106,6 @@ static struct ivpu_cmdq *ivpu_cmdq_alloc(struct ivpu_file_priv *file_priv)
if (!cmdq->mem)
goto err_free_cmdq;
- ret = ivpu_preemption_buffers_create(vdev, file_priv, cmdq);
- if (ret)
- ivpu_warn(vdev, "Failed to allocate preemption buffers, preemption limited\n");
-
return cmdq;
err_free_cmdq:
@@ -219,11 +232,13 @@ static int ivpu_register_db(struct ivpu_file_priv *file_priv, struct ivpu_cmdq *
ret = ivpu_jsm_register_db(vdev, file_priv->ctx.id, cmdq->db_id,
cmdq->mem->vpu_addr, ivpu_bo_size(cmdq->mem));
- if (!ret)
+ if (!ret) {
ivpu_dbg(vdev, JOB, "DB %d registered to cmdq %d ctx %d priority %d\n",
cmdq->db_id, cmdq->id, file_priv->ctx.id, cmdq->priority);
- else
+ } else {
xa_erase(&vdev->db_xa, cmdq->db_id);
+ cmdq->db_id = 0;
+ }
return ret;
}
@@ -333,7 +348,7 @@ static struct ivpu_cmdq *ivpu_cmdq_acquire(struct ivpu_file_priv *file_priv, u32
cmdq = xa_load(&file_priv->cmdq_xa, cmdq_id);
if (!cmdq) {
- ivpu_warn_ratelimited(vdev, "Failed to find command queue with ID: %u\n", cmdq_id);
+ ivpu_dbg(vdev, IOCTL, "Failed to find command queue with ID: %u\n", cmdq_id);
return NULL;
}
@@ -427,17 +442,14 @@ static int ivpu_cmdq_push_job(struct ivpu_cmdq *cmdq, struct ivpu_job *job)
if (unlikely(ivpu_test_mode & IVPU_TEST_MODE_NULL_SUBMISSION))
entry->flags = VPU_JOB_FLAGS_NULL_SUBMISSION_MASK;
- if (vdev->fw->sched_mode == VPU_SCHEDULING_MODE_HW) {
- if (cmdq->primary_preempt_buf) {
- entry->primary_preempt_buf_addr = cmdq->primary_preempt_buf->vpu_addr;
- entry->primary_preempt_buf_size = ivpu_bo_size(cmdq->primary_preempt_buf);
- }
+ if (job->primary_preempt_buf) {
+ entry->primary_preempt_buf_addr = job->primary_preempt_buf->vpu_addr;
+ entry->primary_preempt_buf_size = ivpu_bo_size(job->primary_preempt_buf);
+ }
- if (cmdq->secondary_preempt_buf) {
- entry->secondary_preempt_buf_addr = cmdq->secondary_preempt_buf->vpu_addr;
- entry->secondary_preempt_buf_size =
- ivpu_bo_size(cmdq->secondary_preempt_buf);
- }
+ if (job->secondary_preempt_buf) {
+ entry->secondary_preempt_buf_addr = job->secondary_preempt_buf->vpu_addr;
+ entry->secondary_preempt_buf_size = ivpu_bo_size(job->secondary_preempt_buf);
}
wmb(); /* Ensure that tail is updated after filling entry */
@@ -522,7 +534,7 @@ ivpu_job_create(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count)
job->bo_count = bo_count;
job->done_fence = ivpu_fence_create(vdev);
if (!job->done_fence) {
- ivpu_warn_ratelimited(vdev, "Failed to create a fence\n");
+ ivpu_err(vdev, "Failed to create a fence\n");
goto err_free_job;
}
@@ -552,21 +564,26 @@ static struct ivpu_job *ivpu_job_remove_from_submitted_jobs(struct ivpu_device *
return job;
}
-static int ivpu_job_signal_and_destroy(struct ivpu_device *vdev, u32 job_id, u32 job_status)
+bool ivpu_job_handle_engine_error(struct ivpu_device *vdev, u32 job_id, u32 job_status)
{
- struct ivpu_job *job;
-
lockdep_assert_held(&vdev->submitted_jobs_lock);
- job = xa_load(&vdev->submitted_jobs_xa, job_id);
- if (!job)
- return -ENOENT;
+ switch (job_status) {
+ case VPU_JSM_STATUS_PROCESSING_ERR:
+ case VPU_JSM_STATUS_ENGINE_RESET_REQUIRED_MIN ... VPU_JSM_STATUS_ENGINE_RESET_REQUIRED_MAX:
+ {
+ struct ivpu_job *job = xa_load(&vdev->submitted_jobs_xa, job_id);
- if (job_status == VPU_JSM_STATUS_MVNCI_CONTEXT_VIOLATION_HW) {
+ if (!job)
+ return false;
+
+ /* Trigger an engine reset */
guard(mutex)(&job->file_priv->lock);
+ job->job_status = job_status;
+
if (job->file_priv->has_mmu_faults)
- return 0;
+ return false;
/*
* Mark context as faulty and defer destruction of the job to jobs abort thread
@@ -574,23 +591,43 @@ static int ivpu_job_signal_and_destroy(struct ivpu_device *vdev, u32 job_id, u32
* status and ensure both are handled in the same way
*/
job->file_priv->has_mmu_faults = true;
- queue_work(system_wq, &vdev->context_abort_work);
- return 0;
+ queue_work(system_percpu_wq, &vdev->context_abort_work);
+ return true;
}
+ default:
+ /* Complete job with error status, engine reset not required */
+ break;
+ }
+
+ return false;
+}
- job = ivpu_job_remove_from_submitted_jobs(vdev, job_id);
+static int ivpu_job_signal_and_destroy(struct ivpu_device *vdev, u32 job_id, u32 job_status)
+{
+ struct ivpu_job *job;
+
+ lockdep_assert_held(&vdev->submitted_jobs_lock);
+
+ job = xa_load(&vdev->submitted_jobs_xa, job_id);
if (!job)
return -ENOENT;
- if (job->file_priv->has_mmu_faults)
- job_status = DRM_IVPU_JOB_STATUS_ABORTED;
+ ivpu_job_remove_from_submitted_jobs(vdev, job_id);
- job->bos[CMD_BUF_IDX]->job_status = job_status;
+ if (job->job_status == VPU_JSM_STATUS_SUCCESS) {
+ if (job->file_priv->has_mmu_faults)
+ job->job_status = DRM_IVPU_JOB_STATUS_ABORTED;
+ else
+ job->job_status = job_status;
+ }
+
+ job->bos[CMD_BUF_IDX]->job_status = job->job_status;
dma_fence_signal(job->done_fence);
trace_job("done", job);
ivpu_dbg(vdev, JOB, "Job complete: id %3u ctx %2d cmdq_id %u engine %d status 0x%x\n",
- job->job_id, job->file_priv->ctx.id, job->cmdq_id, job->engine_idx, job_status);
+ job->job_id, job->file_priv->ctx.id, job->cmdq_id, job->engine_idx,
+ job->job_status);
ivpu_job_destroy(job);
ivpu_stop_job_timeout_detection(vdev);
@@ -650,7 +687,6 @@ static int ivpu_job_submit(struct ivpu_job *job, u8 priority, u32 cmdq_id)
else
cmdq = ivpu_cmdq_acquire(file_priv, cmdq_id);
if (!cmdq) {
- ivpu_warn_ratelimited(vdev, "Failed to get job queue, ctx %d\n", file_priv->ctx.id);
ret = -EINVAL;
goto err_unlock;
}
@@ -661,6 +697,13 @@ static int ivpu_job_submit(struct ivpu_job *job, u8 priority, u32 cmdq_id)
goto err_unlock;
}
+ ret = ivpu_preemption_job_init(vdev, file_priv, cmdq, job);
+ if (ret) {
+ ivpu_err(vdev, "Failed to initialize preemption buffers for job %d: %d\n",
+ job->job_id, ret);
+ goto err_unlock;
+ }
+
job->cmdq_id = cmdq->id;
is_first_job = xa_empty(&vdev->submitted_jobs_xa);
@@ -714,7 +757,7 @@ err_unlock:
static int
ivpu_job_prepare_bos_for_submit(struct drm_file *file, struct ivpu_job *job, u32 *buf_handles,
- u32 buf_count, u32 commands_offset)
+ u32 buf_count, u32 commands_offset, u32 preempt_buffer_index)
{
struct ivpu_file_priv *file_priv = job->file_priv;
struct ivpu_device *vdev = file_priv->vdev;
@@ -727,40 +770,58 @@ ivpu_job_prepare_bos_for_submit(struct drm_file *file, struct ivpu_job *job, u32
for (i = 0; i < buf_count; i++) {
struct drm_gem_object *obj = drm_gem_object_lookup(file, buf_handles[i]);
- if (!obj)
+ if (!obj) {
+ ivpu_dbg(vdev, IOCTL, "Failed to lookup GEM object with handle %u\n",
+ buf_handles[i]);
return -ENOENT;
+ }
job->bos[i] = to_ivpu_bo(obj);
- ret = ivpu_bo_pin(job->bos[i]);
+ ret = ivpu_bo_bind(job->bos[i]);
if (ret)
return ret;
}
bo = job->bos[CMD_BUF_IDX];
if (!dma_resv_test_signaled(bo->base.base.resv, DMA_RESV_USAGE_READ)) {
- ivpu_warn(vdev, "Buffer is already in use\n");
+ ivpu_dbg(vdev, IOCTL, "Buffer is already in use by another job\n");
return -EBUSY;
}
if (commands_offset >= ivpu_bo_size(bo)) {
- ivpu_warn(vdev, "Invalid command buffer offset %u\n", commands_offset);
+ ivpu_dbg(vdev, IOCTL, "Invalid commands offset %u for buffer size %zu\n",
+ commands_offset, ivpu_bo_size(bo));
return -EINVAL;
}
job->cmd_buf_vpu_addr = bo->vpu_addr + commands_offset;
+ if (preempt_buffer_index) {
+ struct ivpu_bo *preempt_bo = job->bos[preempt_buffer_index];
+
+ if (ivpu_bo_size(preempt_bo) < ivpu_fw_preempt_buf_size(vdev)) {
+ ivpu_dbg(vdev, IOCTL, "Preemption buffer is too small\n");
+ return -EINVAL;
+ }
+ if (ivpu_bo_is_mappable(preempt_bo)) {
+ ivpu_dbg(vdev, IOCTL, "Preemption buffer cannot be mappable\n");
+ return -EINVAL;
+ }
+ job->primary_preempt_buf = preempt_bo;
+ }
+
ret = drm_gem_lock_reservations((struct drm_gem_object **)job->bos, buf_count,
&acquire_ctx);
if (ret) {
- ivpu_warn(vdev, "Failed to lock reservations: %d\n", ret);
+ ivpu_warn_ratelimited(vdev, "Failed to lock reservations: %d\n", ret);
return ret;
}
for (i = 0; i < buf_count; i++) {
ret = dma_resv_reserve_fences(job->bos[i]->base.base.resv, 1);
if (ret) {
- ivpu_warn(vdev, "Failed to reserve fences: %d\n", ret);
+ ivpu_warn_ratelimited(vdev, "Failed to reserve fences: %d\n", ret);
goto unlock_reservations;
}
}
@@ -780,7 +841,7 @@ unlock_reservations:
static int ivpu_submit(struct drm_file *file, struct ivpu_file_priv *file_priv, u32 cmdq_id,
u32 buffer_count, u32 engine, void __user *buffers_ptr, u32 cmds_offset,
- u8 priority)
+ u32 preempt_buffer_index, u8 priority)
{
struct ivpu_device *vdev = file_priv->vdev;
struct ivpu_job *job;
@@ -807,16 +868,14 @@ static int ivpu_submit(struct drm_file *file, struct ivpu_file_priv *file_priv,
job = ivpu_job_create(file_priv, engine, buffer_count);
if (!job) {
- ivpu_err(vdev, "Failed to create job\n");
ret = -ENOMEM;
goto err_exit_dev;
}
- ret = ivpu_job_prepare_bos_for_submit(file, job, buf_handles, buffer_count, cmds_offset);
- if (ret) {
- ivpu_err(vdev, "Failed to prepare job: %d\n", ret);
+ ret = ivpu_job_prepare_bos_for_submit(file, job, buf_handles, buffer_count, cmds_offset,
+ preempt_buffer_index);
+ if (ret)
goto err_destroy_job;
- }
down_read(&vdev->pm->reset_lock);
ret = ivpu_job_submit(job, priority, cmdq_id);
@@ -842,58 +901,91 @@ err_free_handles:
int ivpu_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
{
struct ivpu_file_priv *file_priv = file->driver_priv;
+ struct ivpu_device *vdev = file_priv->vdev;
struct drm_ivpu_submit *args = data;
u8 priority;
- if (args->engine != DRM_IVPU_ENGINE_COMPUTE)
+ if (args->engine != DRM_IVPU_ENGINE_COMPUTE) {
+ ivpu_dbg(vdev, IOCTL, "Invalid engine %d\n", args->engine);
return -EINVAL;
+ }
- if (args->priority > DRM_IVPU_JOB_PRIORITY_REALTIME)
+ if (args->priority > DRM_IVPU_JOB_PRIORITY_REALTIME) {
+ ivpu_dbg(vdev, IOCTL, "Invalid priority %d\n", args->priority);
return -EINVAL;
+ }
- if (args->buffer_count == 0 || args->buffer_count > JOB_MAX_BUFFER_COUNT)
+ if (args->buffer_count == 0 || args->buffer_count > JOB_MAX_BUFFER_COUNT) {
+ ivpu_dbg(vdev, IOCTL, "Invalid buffer count %u\n", args->buffer_count);
return -EINVAL;
+ }
- if (!IS_ALIGNED(args->commands_offset, 8))
+ if (!IS_ALIGNED(args->commands_offset, 8)) {
+ ivpu_dbg(vdev, IOCTL, "Invalid commands offset %u\n", args->commands_offset);
return -EINVAL;
+ }
- if (!file_priv->ctx.id)
+ if (!file_priv->ctx.id) {
+ ivpu_dbg(vdev, IOCTL, "Context not initialized\n");
return -EINVAL;
+ }
- if (file_priv->has_mmu_faults)
+ if (file_priv->has_mmu_faults) {
+ ivpu_dbg(vdev, IOCTL, "Context %u has MMU faults\n", file_priv->ctx.id);
return -EBADFD;
+ }
priority = ivpu_job_to_jsm_priority(args->priority);
return ivpu_submit(file, file_priv, 0, args->buffer_count, args->engine,
- (void __user *)args->buffers_ptr, args->commands_offset, priority);
+ (void __user *)args->buffers_ptr, args->commands_offset, 0, priority);
}
int ivpu_cmdq_submit_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
{
struct ivpu_file_priv *file_priv = file->driver_priv;
+ struct ivpu_device *vdev = file_priv->vdev;
struct drm_ivpu_cmdq_submit *args = data;
- if (!ivpu_is_capable(file_priv->vdev, DRM_IVPU_CAP_MANAGE_CMDQ))
+ if (!ivpu_is_capable(file_priv->vdev, DRM_IVPU_CAP_MANAGE_CMDQ)) {
+ ivpu_dbg(vdev, IOCTL, "Command queue management not supported\n");
return -ENODEV;
+ }
- if (args->cmdq_id < IVPU_CMDQ_MIN_ID || args->cmdq_id > IVPU_CMDQ_MAX_ID)
+ if (args->cmdq_id < IVPU_CMDQ_MIN_ID || args->cmdq_id > IVPU_CMDQ_MAX_ID) {
+ ivpu_dbg(vdev, IOCTL, "Invalid command queue ID %u\n", args->cmdq_id);
return -EINVAL;
+ }
- if (args->buffer_count == 0 || args->buffer_count > JOB_MAX_BUFFER_COUNT)
+ if (args->buffer_count == 0 || args->buffer_count > JOB_MAX_BUFFER_COUNT) {
+ ivpu_dbg(vdev, IOCTL, "Invalid buffer count %u\n", args->buffer_count);
return -EINVAL;
+ }
- if (!IS_ALIGNED(args->commands_offset, 8))
+ if (args->preempt_buffer_index >= args->buffer_count) {
+ ivpu_dbg(vdev, IOCTL, "Invalid preemption buffer index %u\n",
+ args->preempt_buffer_index);
return -EINVAL;
+ }
- if (!file_priv->ctx.id)
+ if (!IS_ALIGNED(args->commands_offset, 8)) {
+ ivpu_dbg(vdev, IOCTL, "Invalid commands offset %u\n", args->commands_offset);
return -EINVAL;
+ }
- if (file_priv->has_mmu_faults)
+ if (!file_priv->ctx.id) {
+ ivpu_dbg(vdev, IOCTL, "Context not initialized\n");
+ return -EINVAL;
+ }
+
+ if (file_priv->has_mmu_faults) {
+ ivpu_dbg(vdev, IOCTL, "Context %u has MMU faults\n", file_priv->ctx.id);
return -EBADFD;
+ }
return ivpu_submit(file, file_priv, args->cmdq_id, args->buffer_count, VPU_ENGINE_COMPUTE,
- (void __user *)args->buffers_ptr, args->commands_offset, 0);
+ (void __user *)args->buffers_ptr, args->commands_offset,
+ args->preempt_buffer_index, 0);
}
int ivpu_cmdq_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
@@ -904,11 +996,15 @@ int ivpu_cmdq_create_ioctl(struct drm_device *dev, void *data, struct drm_file *
struct ivpu_cmdq *cmdq;
int ret;
- if (!ivpu_is_capable(vdev, DRM_IVPU_CAP_MANAGE_CMDQ))
+ if (!ivpu_is_capable(vdev, DRM_IVPU_CAP_MANAGE_CMDQ)) {
+ ivpu_dbg(vdev, IOCTL, "Command queue management not supported\n");
return -ENODEV;
+ }
- if (args->priority > DRM_IVPU_JOB_PRIORITY_REALTIME)
+ if (args->priority > DRM_IVPU_JOB_PRIORITY_REALTIME) {
+ ivpu_dbg(vdev, IOCTL, "Invalid priority %d\n", args->priority);
return -EINVAL;
+ }
ret = ivpu_rpm_get(vdev);
if (ret < 0)
@@ -936,8 +1032,10 @@ int ivpu_cmdq_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file
u32 cmdq_id = 0;
int ret;
- if (!ivpu_is_capable(vdev, DRM_IVPU_CAP_MANAGE_CMDQ))
+ if (!ivpu_is_capable(vdev, DRM_IVPU_CAP_MANAGE_CMDQ)) {
+ ivpu_dbg(vdev, IOCTL, "Command queue management not supported\n");
return -ENODEV;
+ }
ret = ivpu_rpm_get(vdev);
if (ret < 0)
@@ -984,7 +1082,9 @@ ivpu_job_done_callback(struct ivpu_device *vdev, struct ivpu_ipc_hdr *ipc_hdr,
payload = (struct vpu_ipc_msg_payload_job_done *)&jsm_msg->payload;
mutex_lock(&vdev->submitted_jobs_lock);
- ivpu_job_signal_and_destroy(vdev, payload->job_id, payload->job_status);
+ if (!ivpu_job_handle_engine_error(vdev, payload->job_id, payload->job_status))
+ /* No engine error, complete the job normally */
+ ivpu_job_signal_and_destroy(vdev, payload->job_id, payload->job_status);
mutex_unlock(&vdev->submitted_jobs_lock);
}
@@ -1012,7 +1112,7 @@ void ivpu_context_abort_work_fn(struct work_struct *work)
if (vdev->fw->sched_mode == VPU_SCHEDULING_MODE_HW)
if (ivpu_jsm_reset_engine(vdev, 0))
- return;
+ goto runtime_put;
mutex_lock(&vdev->context_list_lock);
xa_for_each(&vdev->context_xa, ctx_id, file_priv) {
@@ -1036,7 +1136,7 @@ void ivpu_context_abort_work_fn(struct work_struct *work)
goto runtime_put;
if (ivpu_jsm_hws_resume_engine(vdev, 0))
- return;
+ goto runtime_put;
/*
* In hardware scheduling mode NPU already has stopped processing jobs
* and won't send us any further notifications, thus we have to free job related resources
@@ -1049,6 +1149,5 @@ void ivpu_context_abort_work_fn(struct work_struct *work)
mutex_unlock(&vdev->submitted_jobs_lock);
runtime_put:
- pm_runtime_mark_last_busy(vdev->drm.dev);
pm_runtime_put_autosuspend(vdev->drm.dev);
}
diff --git a/drivers/accel/ivpu/ivpu_job.h b/drivers/accel/ivpu/ivpu_job.h
index 2e301c2eea7b..3ab61e6a5616 100644
--- a/drivers/accel/ivpu/ivpu_job.h
+++ b/drivers/accel/ivpu/ivpu_job.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
- * Copyright (C) 2020-2024 Intel Corporation
+ * Copyright (C) 2020-2025 Intel Corporation
*/
#ifndef __IVPU_JOB_H__
@@ -15,12 +15,17 @@ struct ivpu_device;
struct ivpu_file_priv;
/**
- * struct ivpu_cmdq - Object representing device queue used to send jobs.
- * @jobq: Pointer to job queue memory shared with the device
- * @mem: Memory allocated for the job queue, shared with device
- * @entry_count Number of job entries in the queue
- * @db_id: Doorbell assigned to this job queue
- * @db_registered: True if doorbell is registered in device
+ * struct ivpu_cmdq - Represents a command queue for submitting jobs to the VPU.
+ * Tracks queue memory, preemption buffers, and metadata for job management.
+ * @jobq: Pointer to job queue memory shared with the device
+ * @primary_preempt_buf: Primary preemption buffer for this queue (optional)
+ * @secondary_preempt_buf: Secondary preemption buffer for this queue (optional)
+ * @mem: Memory allocated for the job queue, shared with device
+ * @entry_count: Number of job entries in the queue
+ * @id: Unique command queue ID
+ * @db_id: Doorbell ID assigned to this job queue
+ * @priority: Priority level of the command queue
+ * @is_legacy: True if this is a legacy command queue
*/
struct ivpu_cmdq {
struct vpu_job_queue *jobq;
@@ -35,16 +40,22 @@ struct ivpu_cmdq {
};
/**
- * struct ivpu_job - KMD object that represents batchbuffer / DMA buffer.
- * Each batch / DMA buffer is a job to be submitted and executed by the VPU FW.
- * This is a unit of execution, and be tracked by the job_id for
- * any status reporting from VPU FW through IPC JOB RET/DONE message.
- * @file_priv: The client that submitted this job
- * @job_id: Job ID for KMD tracking and job status reporting from VPU FW
- * @status: Status of the Job from IPC JOB RET/DONE message
- * @batch_buffer: CPU vaddr points to the batch buffer memory allocated for the job
- * @submit_status_offset: Offset within batch buffer where job completion handler
- will update the job status
+ * struct ivpu_job - Representing a batch or DMA buffer submitted to the VPU.
+ * Each job is a unit of execution, tracked by job_id for status reporting from VPU FW.
+ * The structure holds all resources and metadata needed for job submission, execution,
+ * and completion handling.
+ * @vdev: Pointer to the VPU device
+ * @file_priv: The client context that submitted this job
+ * @done_fence: Fence signaled when job completes
+ * @cmd_buf_vpu_addr: VPU address of the command buffer for this job
+ * @cmdq_id: Command queue ID used for submission
+ * @job_id: Unique job ID for tracking and status reporting
+ * @engine_idx: Engine index for job execution
+ * @job_status: Status reported by firmware for this job
+ * @primary_preempt_buf: Primary preemption buffer for job
+ * @secondary_preempt_buf: Secondary preemption buffer for job (optional)
+ * @bo_count: Number of buffer objects associated with this job
+ * @bos: Array of buffer objects used by the job (batch buffer is at index 0)
*/
struct ivpu_job {
struct ivpu_device *vdev;
@@ -54,6 +65,9 @@ struct ivpu_job {
u32 cmdq_id;
u32 job_id;
u32 engine_idx;
+ u32 job_status;
+ struct ivpu_bo *primary_preempt_buf;
+ struct ivpu_bo *secondary_preempt_buf;
size_t bo_count;
struct ivpu_bo *bos[] __counted_by(bo_count);
};
@@ -71,6 +85,7 @@ void ivpu_cmdq_abort_all_jobs(struct ivpu_device *vdev, u32 ctx_id, u32 cmdq_id)
void ivpu_job_done_consumer_init(struct ivpu_device *vdev);
void ivpu_job_done_consumer_fini(struct ivpu_device *vdev);
+bool ivpu_job_handle_engine_error(struct ivpu_device *vdev, u32 job_id, u32 job_status);
void ivpu_context_abort_work_fn(struct work_struct *work);
void ivpu_jobs_abort_all(struct ivpu_device *vdev);
diff --git a/drivers/accel/ivpu/ivpu_mmu.c b/drivers/accel/ivpu/ivpu_mmu.c
index 5ea010568faa..e1baf6b64935 100644
--- a/drivers/accel/ivpu/ivpu_mmu.c
+++ b/drivers/accel/ivpu/ivpu_mmu.c
@@ -970,7 +970,7 @@ void ivpu_mmu_irq_evtq_handler(struct ivpu_device *vdev)
}
}
- queue_work(system_wq, &vdev->context_abort_work);
+ queue_work(system_percpu_wq, &vdev->context_abort_work);
}
void ivpu_mmu_evtq_dump(struct ivpu_device *vdev)
diff --git a/drivers/accel/ivpu/ivpu_mmu_context.c b/drivers/accel/ivpu/ivpu_mmu_context.c
index f0267efa55aa..87ad593ef47d 100644
--- a/drivers/accel/ivpu/ivpu_mmu_context.c
+++ b/drivers/accel/ivpu/ivpu_mmu_context.c
@@ -430,7 +430,7 @@ static void ivpu_mmu_context_unmap_pages(struct ivpu_mmu_context *ctx, u64 vpu_a
int
ivpu_mmu_context_map_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
- u64 vpu_addr, struct sg_table *sgt, bool llc_coherent)
+ u64 vpu_addr, struct sg_table *sgt, bool llc_coherent, bool read_only)
{
size_t start_vpu_addr = vpu_addr;
struct scatterlist *sg;
@@ -450,6 +450,8 @@ ivpu_mmu_context_map_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
prot = IVPU_MMU_ENTRY_MAPPED;
if (llc_coherent)
prot |= IVPU_MMU_ENTRY_FLAG_LLC_COHERENT;
+ if (read_only)
+ prot |= IVPU_MMU_ENTRY_FLAG_RO;
mutex_lock(&ctx->lock);
@@ -527,7 +529,8 @@ ivpu_mmu_context_unmap_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ct
ret = ivpu_mmu_invalidate_tlb(vdev, ctx->id);
if (ret)
- ivpu_warn(vdev, "Failed to invalidate TLB for ctx %u: %d\n", ctx->id, ret);
+ ivpu_warn_ratelimited(vdev, "Failed to invalidate TLB for ctx %u: %d\n",
+ ctx->id, ret);
}
int
@@ -568,7 +571,7 @@ void ivpu_mmu_context_init(struct ivpu_device *vdev, struct ivpu_mmu_context *ct
mutex_init(&ctx->lock);
if (!context_id) {
- start = vdev->hw->ranges.global.start;
+ start = vdev->hw->ranges.runtime.start;
end = vdev->hw->ranges.shave.end;
} else {
start = min_t(u64, vdev->hw->ranges.user.start, vdev->hw->ranges.shave.start);
diff --git a/drivers/accel/ivpu/ivpu_mmu_context.h b/drivers/accel/ivpu/ivpu_mmu_context.h
index f255310968cf..663a11a9db11 100644
--- a/drivers/accel/ivpu/ivpu_mmu_context.h
+++ b/drivers/accel/ivpu/ivpu_mmu_context.h
@@ -42,7 +42,7 @@ int ivpu_mmu_context_insert_node(struct ivpu_mmu_context *ctx, const struct ivpu
void ivpu_mmu_context_remove_node(struct ivpu_mmu_context *ctx, struct drm_mm_node *node);
int ivpu_mmu_context_map_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
- u64 vpu_addr, struct sg_table *sgt, bool llc_coherent);
+ u64 vpu_addr, struct sg_table *sgt, bool llc_coherent, bool read_only);
void ivpu_mmu_context_unmap_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
u64 vpu_addr, struct sg_table *sgt);
int ivpu_mmu_context_set_pages_ro(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx,
diff --git a/drivers/accel/ivpu/ivpu_ms.c b/drivers/accel/ivpu/ivpu_ms.c
index 2a043baf10ca..1d9c1cb17924 100644
--- a/drivers/accel/ivpu/ivpu_ms.c
+++ b/drivers/accel/ivpu/ivpu_ms.c
@@ -8,6 +8,7 @@
#include "ivpu_drv.h"
#include "ivpu_gem.h"
+#include "ivpu_hw.h"
#include "ivpu_jsm_msg.h"
#include "ivpu_ms.h"
#include "ivpu_pm.h"
@@ -37,8 +38,8 @@ int ivpu_ms_start_ioctl(struct drm_device *dev, void *data, struct drm_file *fil
struct drm_ivpu_metric_streamer_start *args = data;
struct ivpu_device *vdev = file_priv->vdev;
struct ivpu_ms_instance *ms;
- u64 single_buff_size;
u32 sample_size;
+ u64 buf_size;
int ret;
if (!args->metric_group_mask || !args->read_period_samples ||
@@ -52,7 +53,8 @@ int ivpu_ms_start_ioctl(struct drm_device *dev, void *data, struct drm_file *fil
mutex_lock(&file_priv->ms_lock);
if (get_instance_by_mask(file_priv, args->metric_group_mask)) {
- ivpu_err(vdev, "Instance already exists (mask %#llx)\n", args->metric_group_mask);
+ ivpu_dbg(vdev, IOCTL, "Instance already exists (mask %#llx)\n",
+ args->metric_group_mask);
ret = -EALREADY;
goto unlock;
}
@@ -69,12 +71,18 @@ int ivpu_ms_start_ioctl(struct drm_device *dev, void *data, struct drm_file *fil
if (ret)
goto err_free_ms;
- single_buff_size = sample_size *
- ((u64)args->read_period_samples * MS_READ_PERIOD_MULTIPLIER);
- ms->bo = ivpu_bo_create_global(vdev, PAGE_ALIGN(single_buff_size * MS_NUM_BUFFERS),
- DRM_IVPU_BO_CACHED | DRM_IVPU_BO_MAPPABLE);
+ buf_size = PAGE_ALIGN((u64)args->read_period_samples * sample_size *
+ MS_READ_PERIOD_MULTIPLIER * MS_NUM_BUFFERS);
+ if (buf_size > ivpu_hw_range_size(&vdev->hw->ranges.global)) {
+ ivpu_dbg(vdev, IOCTL, "Requested MS buffer size %llu exceeds range size %llu\n",
+ buf_size, ivpu_hw_range_size(&vdev->hw->ranges.global));
+ ret = -EINVAL;
+ goto err_free_ms;
+ }
+
+ ms->bo = ivpu_bo_create_global(vdev, buf_size, DRM_IVPU_BO_CACHED | DRM_IVPU_BO_MAPPABLE);
if (!ms->bo) {
- ivpu_err(vdev, "Failed to allocate MS buffer (size %llu)\n", single_buff_size);
+ ivpu_dbg(vdev, IOCTL, "Failed to allocate MS buffer (size %llu)\n", buf_size);
ret = -ENOMEM;
goto err_free_ms;
}
@@ -175,7 +183,8 @@ int ivpu_ms_get_data_ioctl(struct drm_device *dev, void *data, struct drm_file *
ms = get_instance_by_mask(file_priv, args->metric_group_mask);
if (!ms) {
- ivpu_err(vdev, "Instance doesn't exist for mask: %#llx\n", args->metric_group_mask);
+ ivpu_dbg(vdev, IOCTL, "Instance doesn't exist for mask: %#llx\n",
+ args->metric_group_mask);
ret = -EINVAL;
goto unlock;
}
diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c
index eacda1dbe840..480c075d87f6 100644
--- a/drivers/accel/ivpu/ivpu_pm.c
+++ b/drivers/accel/ivpu/ivpu_pm.c
@@ -54,7 +54,7 @@ static void ivpu_pm_prepare_cold_boot(struct ivpu_device *vdev)
static void ivpu_pm_prepare_warm_boot(struct ivpu_device *vdev)
{
struct ivpu_fw_info *fw = vdev->fw;
- struct vpu_boot_params *bp = ivpu_bo_vaddr(fw->mem);
+ struct vpu_boot_params *bp = ivpu_bo_vaddr(fw->mem_bp);
if (!bp->save_restore_ret_address) {
ivpu_pm_prepare_cold_boot(vdev);
@@ -186,7 +186,7 @@ void ivpu_pm_trigger_recovery(struct ivpu_device *vdev, const char *reason)
if (atomic_cmpxchg(&vdev->pm->reset_pending, 0, 1) == 0) {
ivpu_hw_diagnose_failure(vdev);
ivpu_hw_irq_disable(vdev); /* Disable IRQ early to protect from IRQ storm */
- queue_work(system_unbound_wq, &vdev->pm->recovery_work);
+ queue_work(system_dfl_wq, &vdev->pm->recovery_work);
}
}
@@ -226,7 +226,8 @@ void ivpu_start_job_timeout_detection(struct ivpu_device *vdev)
unsigned long timeout_ms = ivpu_tdr_timeout_ms ? ivpu_tdr_timeout_ms : vdev->timeout.tdr;
/* No-op if already queued */
- queue_delayed_work(system_wq, &vdev->pm->job_timeout_work, msecs_to_jiffies(timeout_ms));
+ queue_delayed_work(system_percpu_wq, &vdev->pm->job_timeout_work,
+ msecs_to_jiffies(timeout_ms));
}
void ivpu_stop_job_timeout_detection(struct ivpu_device *vdev)
@@ -359,7 +360,6 @@ int ivpu_rpm_get(struct ivpu_device *vdev)
void ivpu_rpm_put(struct ivpu_device *vdev)
{
- pm_runtime_mark_last_busy(vdev->drm.dev);
pm_runtime_put_autosuspend(vdev->drm.dev);
}
@@ -417,10 +417,10 @@ void ivpu_pm_init(struct ivpu_device *vdev)
ivpu_dbg(vdev, PM, "Autosuspend delay = %d\n", delay);
}
-void ivpu_pm_cancel_recovery(struct ivpu_device *vdev)
+void ivpu_pm_disable_recovery(struct ivpu_device *vdev)
{
drm_WARN_ON(&vdev->drm, delayed_work_pending(&vdev->pm->job_timeout_work));
- cancel_work_sync(&vdev->pm->recovery_work);
+ disable_work_sync(&vdev->pm->recovery_work);
}
void ivpu_pm_enable(struct ivpu_device *vdev)
@@ -428,7 +428,6 @@ void ivpu_pm_enable(struct ivpu_device *vdev)
struct device *dev = vdev->drm.dev;
pm_runtime_allow(dev);
- pm_runtime_mark_last_busy(dev);
pm_runtime_put_autosuspend(dev);
}
@@ -502,6 +501,11 @@ void ivpu_pm_irq_dct_work_fn(struct work_struct *work)
else
ret = ivpu_pm_dct_disable(vdev);
- if (!ret)
- ivpu_hw_btrs_dct_set_status(vdev, enable, vdev->pm->dct_active_percent);
+ if (!ret) {
+ /* Convert percent to U1.7 format */
+ u8 val = DIV_ROUND_CLOSEST(vdev->pm->dct_active_percent * 128, 100);
+
+ ivpu_hw_btrs_dct_set_status(vdev, enable, val);
+ }
+
}
diff --git a/drivers/accel/ivpu/ivpu_pm.h b/drivers/accel/ivpu/ivpu_pm.h
index 89b264cc0e3e..a2aa7a27f32e 100644
--- a/drivers/accel/ivpu/ivpu_pm.h
+++ b/drivers/accel/ivpu/ivpu_pm.h
@@ -25,7 +25,7 @@ struct ivpu_pm_info {
void ivpu_pm_init(struct ivpu_device *vdev);
void ivpu_pm_enable(struct ivpu_device *vdev);
void ivpu_pm_disable(struct ivpu_device *vdev);
-void ivpu_pm_cancel_recovery(struct ivpu_device *vdev);
+void ivpu_pm_disable_recovery(struct ivpu_device *vdev);
int ivpu_pm_suspend_cb(struct device *dev);
int ivpu_pm_resume_cb(struct device *dev);
diff --git a/drivers/accel/ivpu/ivpu_sysfs.c b/drivers/accel/ivpu/ivpu_sysfs.c
index 268ab7744a8b..d250a10caca9 100644
--- a/drivers/accel/ivpu/ivpu_sysfs.c
+++ b/drivers/accel/ivpu/ivpu_sysfs.c
@@ -63,7 +63,8 @@ npu_memory_utilization_show(struct device *dev, struct device_attribute *attr, c
mutex_lock(&vdev->bo_list_lock);
list_for_each_entry(bo, &vdev->bo_list, bo_list_node)
- total_npu_memory += bo->base.base.size;
+ if (ivpu_bo_is_resident(bo))
+ total_npu_memory += ivpu_bo_size(bo);
mutex_unlock(&vdev->bo_list_lock);
return sysfs_emit(buf, "%lld\n", total_npu_memory);
diff --git a/drivers/accel/ivpu/vpu_jsm_api.h b/drivers/accel/ivpu/vpu_jsm_api.h
index 4b6b2b3d2583..bca6a44dc041 100644
--- a/drivers/accel/ivpu/vpu_jsm_api.h
+++ b/drivers/accel/ivpu/vpu_jsm_api.h
@@ -1,15 +1,16 @@
/* SPDX-License-Identifier: MIT */
/*
- * Copyright (c) 2020-2024, Intel Corporation.
+ * Copyright (c) 2020-2025, Intel Corporation.
+ */
+
+/**
+ * @addtogroup Jsm
+ * @{
*/
/**
* @file
* @brief JSM shared definitions
- *
- * @ingroup Jsm
- * @brief JSM shared definitions
- * @{
*/
#ifndef VPU_JSM_API_H
#define VPU_JSM_API_H
@@ -22,7 +23,7 @@
/*
* Minor version changes when API backward compatibility is preserved.
*/
-#define VPU_JSM_API_VER_MINOR 29
+#define VPU_JSM_API_VER_MINOR 33
/*
* API header changed (field names, documentation, formatting) but API itself has not been changed
@@ -71,9 +72,15 @@
#define VPU_JSM_STATUS_MVNCI_OUT_OF_RESOURCES 0xAU
#define VPU_JSM_STATUS_MVNCI_NOT_IMPLEMENTED 0xBU
#define VPU_JSM_STATUS_MVNCI_INTERNAL_ERROR 0xCU
-/* Job status returned when the job was preempted mid-inference */
+/* @deprecated (use VPU_JSM_STATUS_PREEMPTED_MID_COMMAND instead) */
#define VPU_JSM_STATUS_PREEMPTED_MID_INFERENCE 0xDU
+/* Job status returned when the job was preempted mid-command */
+#define VPU_JSM_STATUS_PREEMPTED_MID_COMMAND 0xDU
+/* Range of status codes that require engine reset */
+#define VPU_JSM_STATUS_ENGINE_RESET_REQUIRED_MIN 0xEU
#define VPU_JSM_STATUS_MVNCI_CONTEXT_VIOLATION_HW 0xEU
+#define VPU_JSM_STATUS_MVNCI_PREEMPTION_TIMED_OUT 0xFU
+#define VPU_JSM_STATUS_ENGINE_RESET_REQUIRED_MAX 0x1FU
/*
* Host <-> VPU IPC channels.
@@ -134,11 +141,21 @@ enum {
* 2. Native fence queues are only supported on VPU 40xx onwards.
*/
VPU_JOB_QUEUE_FLAGS_USE_NATIVE_FENCE_MASK = (1 << 1U),
-
/*
* Enable turbo mode for testing NPU performance; not recommended for regular usage.
*/
- VPU_JOB_QUEUE_FLAGS_TURBO_MODE = (1 << 2U)
+ VPU_JOB_QUEUE_FLAGS_TURBO_MODE = (1 << 2U),
+ /*
+ * Queue error detection mode flag
+ * For 'interactive' queues (this bit not set), the FW will identify queues that have not
+ * completed a job inside the TDR timeout as in error as part of engine reset sequence.
+ * For 'non-interactive' queues (this bit set), the FW will identify queues that have not
+ * progressed the heartbeat inside the non-interactive no-progress timeout as in error as
+ * part of engine reset sequence. Additionally, there is an upper limit applied to these
+ * queues: even if they progress the heartbeat, if they run longer than non-interactive
+ * timeout, then the FW will also identify them as in error.
+ */
+ VPU_JOB_QUEUE_FLAGS_NON_INTERACTIVE = (1 << 3U)
};
/*
@@ -209,7 +226,7 @@ enum {
*/
#define VPU_INLINE_CMD_TYPE_FENCE_SIGNAL 0x2
-/*
+/**
* Job scheduling priority bands for both hardware scheduling and OS scheduling.
*/
enum vpu_job_scheduling_priority_band {
@@ -220,16 +237,16 @@ enum vpu_job_scheduling_priority_band {
VPU_JOB_SCHEDULING_PRIORITY_BAND_COUNT = 4,
};
-/*
+/**
* Job format.
* Jobs defines the actual workloads to be executed by a given engine.
*/
struct vpu_job_queue_entry {
- /**< Address of VPU commands batch buffer */
+ /** Address of VPU commands batch buffer */
u64 batch_buf_addr;
- /**< Job ID */
+ /** Job ID */
u32 job_id;
- /**< Flags bit field, see VPU_JOB_FLAGS_* above */
+ /** Flags bit field, see VPU_JOB_FLAGS_* above */
u32 flags;
/**
* Doorbell ring timestamp taken by KMD from SoC's global system clock, in
@@ -237,20 +254,20 @@ struct vpu_job_queue_entry {
* to match other profiling timestamps.
*/
u64 doorbell_timestamp;
- /**< Extra id for job tracking, used only in the firmware perf traces */
+ /** Extra id for job tracking, used only in the firmware perf traces */
u64 host_tracking_id;
- /**< Address of the primary preemption buffer to use for this job */
+ /** Address of the primary preemption buffer to use for this job */
u64 primary_preempt_buf_addr;
- /**< Size of the primary preemption buffer to use for this job */
+ /** Size of the primary preemption buffer to use for this job */
u32 primary_preempt_buf_size;
- /**< Size of secondary preemption buffer to use for this job */
+ /** Size of secondary preemption buffer to use for this job */
u32 secondary_preempt_buf_size;
- /**< Address of secondary preemption buffer to use for this job */
+ /** Address of secondary preemption buffer to use for this job */
u64 secondary_preempt_buf_addr;
u64 reserved_0;
};
-/*
+/**
* Inline command format.
* Inline commands are the commands executed at scheduler level (typically,
* synchronization directives). Inline command and job objects must be of
@@ -258,34 +275,36 @@ struct vpu_job_queue_entry {
*/
struct vpu_inline_cmd {
u64 reserved_0;
- /* Inline command type, see VPU_INLINE_CMD_TYPE_* defines. */
+ /** Inline command type, see VPU_INLINE_CMD_TYPE_* defines. */
u32 type;
- /* Flags bit field, see VPU_JOB_FLAGS_* above. */
+ /** Flags bit field, see VPU_JOB_FLAGS_* above. */
u32 flags;
- /* Inline command payload. Depends on inline command type. */
- union {
- /* Fence (wait and signal) commands' payload. */
- struct {
- /* Fence object handle. */
+ /** Inline command payload. Depends on inline command type. */
+ union payload {
+ /** Fence (wait and signal) commands' payload. */
+ struct fence {
+ /** Fence object handle. */
u64 fence_handle;
- /* User VA of the current fence value. */
+ /** User VA of the current fence value. */
u64 current_value_va;
- /* User VA of the monitored fence value (read-only). */
+ /** User VA of the monitored fence value (read-only). */
u64 monitored_value_va;
- /* Value to wait for or write in fence location. */
+ /** Value to wait for or write in fence location. */
u64 value;
- /* User VA of the log buffer in which to add log entry on completion. */
+ /** User VA of the log buffer in which to add log entry on completion. */
u64 log_buffer_va;
- /* NPU private data. */
+ /** NPU private data. */
u64 npu_private_data;
} fence;
- /* Other commands do not have a payload. */
- /* Payload definition for future inline commands can be inserted here. */
+ /**
+ * Other commands do not have a payload:
+ * Payload definition for future inline commands can be inserted here.
+ */
u64 reserved_1[6];
} payload;
};
-/*
+/**
* Job queue slots can be populated either with job objects or inline command objects.
*/
union vpu_jobq_slot {
@@ -293,7 +312,7 @@ union vpu_jobq_slot {
struct vpu_inline_cmd inline_cmd;
};
-/*
+/**
* Job queue control registers.
*/
struct vpu_job_queue_header {
@@ -301,18 +320,18 @@ struct vpu_job_queue_header {
u32 head;
u32 tail;
u32 flags;
- /* Set to 1 to indicate priority_band field is valid */
+ /** Set to 1 to indicate priority_band field is valid */
u32 priority_band_valid;
- /*
+ /**
* Priority for the work of this job queue, valid only if the HWS is NOT used
- * and the `priority_band_valid` is set to 1. It is applied only during
- * the VPU_JSM_MSG_REGISTER_DB message processing.
- * The device firmware might use the `priority_band` to optimize the power
+ * and the @ref priority_band_valid is set to 1. It is applied only during
+ * the @ref VPU_JSM_MSG_REGISTER_DB message processing.
+ * The device firmware might use the priority_band to optimize the power
* management logic, but it will not affect the order of jobs.
* Available priority bands: @see enum vpu_job_scheduling_priority_band
*/
u32 priority_band;
- /* Inside realtime band assigns a further priority, limited to 0..31 range */
+ /** Inside realtime band assigns a further priority, limited to 0..31 range */
u32 realtime_priority_level;
u32 reserved_0[9];
};
@@ -337,16 +356,16 @@ enum vpu_trace_entity_type {
VPU_TRACE_ENTITY_TYPE_HW_COMPONENT = 2,
};
-/*
+/**
* HWS specific log buffer header details.
* Total size is 32 bytes.
*/
struct vpu_hws_log_buffer_header {
- /* Written by VPU after adding a log entry. Initialised by host to 0. */
+ /** Written by VPU after adding a log entry. Initialised by host to 0. */
u32 first_free_entry_index;
- /* Incremented by VPU every time the VPU writes the 0th entry; initialised by host to 0. */
+ /** Incremented by VPU every time the VPU writes the 0th entry; initialised by host to 0. */
u32 wraparound_count;
- /*
+ /**
* This is the number of buffers that can be stored in the log buffer provided by the host.
* It is written by host before passing buffer to VPU. VPU should consider it read-only.
*/
@@ -354,14 +373,14 @@ struct vpu_hws_log_buffer_header {
u64 reserved[2];
};
-/*
+/**
* HWS specific log buffer entry details.
* Total size is 32 bytes.
*/
struct vpu_hws_log_buffer_entry {
- /* VPU timestamp must be an invariant timer tick (not impacted by DVFS) */
+ /** VPU timestamp must be an invariant timer tick (not impacted by DVFS) */
u64 vpu_timestamp;
- /*
+ /**
* Operation type:
* 0 - context state change
* 1 - queue new work
@@ -371,7 +390,7 @@ struct vpu_hws_log_buffer_entry {
*/
u32 operation_type;
u32 reserved;
- /* Operation data depends on operation type */
+ /** Operation data depends on operation type */
u64 operation_data[2];
};
@@ -381,51 +400,54 @@ enum vpu_hws_native_fence_log_type {
VPU_HWS_NATIVE_FENCE_LOG_TYPE_SIGNALS = 2
};
-/* HWS native fence log buffer header. */
+/** HWS native fence log buffer header. */
struct vpu_hws_native_fence_log_header {
union {
struct {
- /* Index of the first free entry in buffer. */
+ /** Index of the first free entry in buffer. */
u32 first_free_entry_idx;
- /* Incremented each time NPU wraps around the buffer to write next entry. */
+ /**
+ * Incremented whenever the NPU wraps around the buffer and writes
+ * to the first entry again.
+ */
u32 wraparound_count;
};
- /* Field allowing atomic update of both fields above. */
+ /** Field allowing atomic update of both fields above. */
u64 atomic_wraparound_and_entry_idx;
};
- /* Log buffer type, see enum vpu_hws_native_fence_log_type. */
+ /** Log buffer type, see enum vpu_hws_native_fence_log_type. */
u64 type;
- /* Allocated number of entries in the log buffer. */
+ /** Allocated number of entries in the log buffer. */
u64 entry_nb;
u64 reserved[2];
};
-/* Native fence log operation types. */
+/** Native fence log operation types. */
enum vpu_hws_native_fence_log_op {
VPU_HWS_NATIVE_FENCE_LOG_OP_SIGNAL_EXECUTED = 0,
VPU_HWS_NATIVE_FENCE_LOG_OP_WAIT_UNBLOCKED = 1
};
-/* HWS native fence log entry. */
+/** HWS native fence log entry. */
struct vpu_hws_native_fence_log_entry {
- /* Newly signaled/unblocked fence value. */
+ /** Newly signaled/unblocked fence value. */
u64 fence_value;
- /* Native fence object handle to which this operation belongs. */
+ /** Native fence object handle to which this operation belongs. */
u64 fence_handle;
- /* Operation type, see enum vpu_hws_native_fence_log_op. */
+ /** Operation type, see enum vpu_hws_native_fence_log_op. */
u64 op_type;
u64 reserved_0;
- /*
+ /**
* VPU_HWS_NATIVE_FENCE_LOG_OP_WAIT_UNBLOCKED only: Timestamp at which fence
* wait was started (in NPU SysTime).
*/
u64 fence_wait_start_ts;
u64 reserved_1;
- /* Timestamp at which fence operation was completed (in NPU SysTime). */
+ /** Timestamp at which fence operation was completed (in NPU SysTime). */
u64 fence_end_ts;
};
-/* Native fence log buffer. */
+/** Native fence log buffer. */
struct vpu_hws_native_fence_log_buffer {
struct vpu_hws_native_fence_log_header header;
struct vpu_hws_native_fence_log_entry entry[];
@@ -435,10 +457,17 @@ struct vpu_hws_native_fence_log_buffer {
* Host <-> VPU IPC messages types.
*/
enum vpu_ipc_msg_type {
+ /** Unsupported command */
VPU_JSM_MSG_UNKNOWN = 0xFFFFFFFF,
- /* IPC Host -> Device, Async commands */
+ /** IPC Host -> Device, base id for async commands */
VPU_JSM_MSG_ASYNC_CMD = 0x1100,
+ /**
+ * Reset engine. The NPU cancels all the jobs currently executing on the target
+ * engine making the engine become idle and then does a HW reset, before returning
+ * to the host.
+ * @see struct vpu_ipc_msg_payload_engine_reset
+ */
VPU_JSM_MSG_ENGINE_RESET = VPU_JSM_MSG_ASYNC_CMD,
/**
* Preempt engine. The NPU stops (preempts) all the jobs currently
@@ -448,10 +477,24 @@ enum vpu_ipc_msg_type {
* the target engine, but it stops processing them (until the queue doorbell
* is rung again); the host is responsible to reset the job queue, either
* after preemption or when resubmitting jobs to the queue.
+ * @see vpu_ipc_msg_payload_engine_preempt
*/
VPU_JSM_MSG_ENGINE_PREEMPT = 0x1101,
+ /**
+ * OS scheduling doorbell register command
+ * @see vpu_ipc_msg_payload_register_db
+ */
VPU_JSM_MSG_REGISTER_DB = 0x1102,
+ /**
+ * OS scheduling doorbell unregister command
+ * @see vpu_ipc_msg_payload_unregister_db
+ */
VPU_JSM_MSG_UNREGISTER_DB = 0x1103,
+ /**
+ * Query engine heartbeat. Heartbeat is expected to increase monotonically
+ * and increase while work is being progressed by NPU.
+ * @see vpu_ipc_msg_payload_query_engine_hb
+ */
VPU_JSM_MSG_QUERY_ENGINE_HB = 0x1104,
VPU_JSM_MSG_GET_POWER_LEVEL_COUNT = 0x1105,
VPU_JSM_MSG_GET_POWER_LEVEL = 0x1106,
@@ -477,6 +520,7 @@ enum vpu_ipc_msg_type {
* aborted and removed from internal scheduling queues. All doorbells assigned
* to the host_ssid are unregistered and any internal FW resources belonging to
* the host_ssid are released.
+ * @see vpu_ipc_msg_payload_ssid_release
*/
VPU_JSM_MSG_SSID_RELEASE = 0x110e,
/**
@@ -504,43 +548,78 @@ enum vpu_ipc_msg_type {
* @see vpu_jsm_metric_streamer_start
*/
VPU_JSM_MSG_METRIC_STREAMER_INFO = 0x1112,
- /** Control command: Priority band setup */
+ /**
+ * Control command: Priority band setup
+ * @see vpu_ipc_msg_payload_hws_priority_band_setup
+ */
VPU_JSM_MSG_SET_PRIORITY_BAND_SETUP = 0x1113,
- /** Control command: Create command queue */
+ /**
+ * Control command: Create command queue
+ * @see vpu_ipc_msg_payload_hws_create_cmdq
+ */
VPU_JSM_MSG_CREATE_CMD_QUEUE = 0x1114,
- /** Control command: Destroy command queue */
+ /**
+ * Control command: Destroy command queue
+ * @see vpu_ipc_msg_payload_hws_destroy_cmdq
+ */
VPU_JSM_MSG_DESTROY_CMD_QUEUE = 0x1115,
- /** Control command: Set context scheduling properties */
+ /**
+ * Control command: Set context scheduling properties
+ * @see vpu_ipc_msg_payload_hws_set_context_sched_properties
+ */
VPU_JSM_MSG_SET_CONTEXT_SCHED_PROPERTIES = 0x1116,
- /*
+ /**
* Register a doorbell to notify VPU of new work. The doorbell may later be
* deallocated or reassigned to another context.
+ * @see vpu_jsm_hws_register_db
*/
VPU_JSM_MSG_HWS_REGISTER_DB = 0x1117,
- /** Control command: Log buffer setting */
+ /**
+ * Control command: Log buffer setting
+ * @see vpu_ipc_msg_payload_hws_set_scheduling_log
+ */
VPU_JSM_MSG_HWS_SET_SCHEDULING_LOG = 0x1118,
- /* Control command: Suspend command queue. */
+ /**
+ * Control command: Suspend command queue.
+ * @see vpu_ipc_msg_payload_hws_suspend_cmdq
+ */
VPU_JSM_MSG_HWS_SUSPEND_CMDQ = 0x1119,
- /* Control command: Resume command queue */
+ /**
+ * Control command: Resume command queue
+ * @see vpu_ipc_msg_payload_hws_resume_cmdq
+ */
VPU_JSM_MSG_HWS_RESUME_CMDQ = 0x111a,
- /* Control command: Resume engine after reset */
+ /**
+ * Control command: Resume engine after reset
+ * @see vpu_ipc_msg_payload_hws_resume_engine
+ */
VPU_JSM_MSG_HWS_ENGINE_RESUME = 0x111b,
- /* Control command: Enable survivability/DCT mode */
+ /**
+ * Control command: Enable survivability/DCT mode
+ * @see vpu_ipc_msg_payload_pwr_dct_control
+ */
VPU_JSM_MSG_DCT_ENABLE = 0x111c,
- /* Control command: Disable survivability/DCT mode */
+ /**
+ * Control command: Disable survivability/DCT mode
+ * This command has no payload
+ */
VPU_JSM_MSG_DCT_DISABLE = 0x111d,
/**
* Dump VPU state. To be used for debug purposes only.
- * NOTE: Please introduce new ASYNC commands before this one. *
+ * This command has no payload.
+ * NOTE: Please introduce new ASYNC commands before this one.
*/
VPU_JSM_MSG_STATE_DUMP = 0x11FF,
- /* IPC Host -> Device, General commands */
+ /** IPC Host -> Device, base id for general commands */
VPU_JSM_MSG_GENERAL_CMD = 0x1200,
+ /** Unsupported command */
VPU_JSM_MSG_BLOB_DEINIT_DEPRECATED = VPU_JSM_MSG_GENERAL_CMD,
/**
* Control dyndbg behavior by executing a dyndbg command; equivalent to
- * Linux command: `echo '<dyndbg_cmd>' > <debugfs>/dynamic_debug/control`.
+ * Linux command:
+ * @verbatim echo '<dyndbg_cmd>' > <debugfs>/dynamic_debug/control @endverbatim
+ * @see vpu_ipc_msg_payload_dyndbg_control
*/
VPU_JSM_MSG_DYNDBG_CONTROL = 0x1201,
/**
@@ -548,17 +627,35 @@ enum vpu_ipc_msg_type {
*/
VPU_JSM_MSG_PWR_D0I3_ENTER = 0x1202,
- /* IPC Device -> Host, Job completion */
+ /**
+ * IPC Device -> Host, Job completion
+ * @see struct vpu_ipc_msg_payload_job_done
+ */
VPU_JSM_MSG_JOB_DONE = 0x2100,
- /* IPC Device -> Host, Fence signalled */
+ /**
+ * IPC Device -> Host, Fence signalled
+ * @see vpu_ipc_msg_payload_native_fence_signalled
+ */
VPU_JSM_MSG_NATIVE_FENCE_SIGNALLED = 0x2101,
/* IPC Device -> Host, Async command completion */
VPU_JSM_MSG_ASYNC_CMD_DONE = 0x2200,
+ /**
+ * IPC Device -> Host, engine reset complete
+ * @see vpu_ipc_msg_payload_engine_reset_done
+ */
VPU_JSM_MSG_ENGINE_RESET_DONE = VPU_JSM_MSG_ASYNC_CMD_DONE,
+ /**
+ * Preempt complete message
+ * @see vpu_ipc_msg_payload_engine_preempt_done
+ */
VPU_JSM_MSG_ENGINE_PREEMPT_DONE = 0x2201,
VPU_JSM_MSG_REGISTER_DB_DONE = 0x2202,
VPU_JSM_MSG_UNREGISTER_DB_DONE = 0x2203,
+ /**
+ * Response to query engine heartbeat.
+ * @see vpu_ipc_msg_payload_query_engine_hb_done
+ */
VPU_JSM_MSG_QUERY_ENGINE_HB_DONE = 0x2204,
VPU_JSM_MSG_GET_POWER_LEVEL_COUNT_DONE = 0x2205,
VPU_JSM_MSG_GET_POWER_LEVEL_DONE = 0x2206,
@@ -575,7 +672,10 @@ enum vpu_ipc_msg_type {
VPU_JSM_MSG_TRACE_GET_CAPABILITY_RSP = 0x220c,
/** Response to VPU_JSM_MSG_TRACE_GET_NAME. */
VPU_JSM_MSG_TRACE_GET_NAME_RSP = 0x220d,
- /** Response to VPU_JSM_MSG_SSID_RELEASE. */
+ /**
+ * Response to VPU_JSM_MSG_SSID_RELEASE.
+ * @see vpu_ipc_msg_payload_ssid_release
+ */
VPU_JSM_MSG_SSID_RELEASE_DONE = 0x220e,
/**
* Response to VPU_JSM_MSG_METRIC_STREAMER_START.
@@ -605,37 +705,71 @@ enum vpu_ipc_msg_type {
/**
* Asynchronous event sent from the VPU to the host either when the current
* metric buffer is full or when the VPU has collected a multiple of
- * @notify_sample_count samples as indicated through the start command
- * (VPU_JSM_MSG_METRIC_STREAMER_START). Returns information about collected
- * metric data.
+ * @ref vpu_jsm_metric_streamer_start::notify_sample_count samples as indicated
+ * through the start command (VPU_JSM_MSG_METRIC_STREAMER_START). Returns
+ * information about collected metric data.
* @see vpu_jsm_metric_streamer_done
*/
VPU_JSM_MSG_METRIC_STREAMER_NOTIFICATION = 0x2213,
- /** Response to control command: Priority band setup */
+ /**
+ * Response to control command: Priority band setup
+ * @see vpu_ipc_msg_payload_hws_priority_band_setup
+ */
VPU_JSM_MSG_SET_PRIORITY_BAND_SETUP_RSP = 0x2214,
- /** Response to control command: Create command queue */
+ /**
+ * Response to control command: Create command queue
+ * @see vpu_ipc_msg_payload_hws_create_cmdq_rsp
+ */
VPU_JSM_MSG_CREATE_CMD_QUEUE_RSP = 0x2215,
- /** Response to control command: Destroy command queue */
+ /**
+ * Response to control command: Destroy command queue
+ * @see vpu_ipc_msg_payload_hws_destroy_cmdq
+ */
VPU_JSM_MSG_DESTROY_CMD_QUEUE_RSP = 0x2216,
- /** Response to control command: Set context scheduling properties */
+ /**
+ * Response to control command: Set context scheduling properties
+ * @see vpu_ipc_msg_payload_hws_set_context_sched_properties
+ */
VPU_JSM_MSG_SET_CONTEXT_SCHED_PROPERTIES_RSP = 0x2217,
- /** Response to control command: Log buffer setting */
+ /**
+ * Response to control command: Log buffer setting
+ * @see vpu_ipc_msg_payload_hws_set_scheduling_log
+ */
VPU_JSM_MSG_HWS_SET_SCHEDULING_LOG_RSP = 0x2218,
- /* IPC Device -> Host, HWS notify index entry of log buffer written */
+ /**
+ * IPC Device -> Host, HWS notify index entry of log buffer written
+ * @see vpu_ipc_msg_payload_hws_scheduling_log_notification
+ */
VPU_JSM_MSG_HWS_SCHEDULING_LOG_NOTIFICATION = 0x2219,
- /* IPC Device -> Host, HWS completion of a context suspend request */
+ /**
+ * IPC Device -> Host, HWS completion of a context suspend request
+ * @see vpu_ipc_msg_payload_hws_suspend_cmdq
+ */
VPU_JSM_MSG_HWS_SUSPEND_CMDQ_DONE = 0x221a,
- /* Response to control command: Resume command queue */
+ /**
+ * Response to control command: Resume command queue
+ * @see vpu_ipc_msg_payload_hws_resume_cmdq
+ */
VPU_JSM_MSG_HWS_RESUME_CMDQ_RSP = 0x221b,
- /* Response to control command: Resume engine command response */
+ /**
+ * Response to control command: Resume engine command response
+ * @see vpu_ipc_msg_payload_hws_resume_engine
+ */
VPU_JSM_MSG_HWS_RESUME_ENGINE_DONE = 0x221c,
- /* Response to control command: Enable survivability/DCT mode */
+ /**
+ * Response to control command: Enable survivability/DCT mode
+ * This command has no payload
+ */
VPU_JSM_MSG_DCT_ENABLE_DONE = 0x221d,
- /* Response to control command: Disable survivability/DCT mode */
+ /**
+ * Response to control command: Disable survivability/DCT mode
+ * This command has no payload
+ */
VPU_JSM_MSG_DCT_DISABLE_DONE = 0x221e,
/**
* Response to state dump control command.
- * NOTE: Please introduce new ASYNC responses before this one. *
+ * This command has no payload.
+ * NOTE: Please introduce new ASYNC responses before this one.
*/
VPU_JSM_MSG_STATE_DUMP_RSP = 0x22FF,
@@ -653,57 +787,66 @@ enum vpu_ipc_msg_type {
enum vpu_ipc_msg_status { VPU_JSM_MSG_FREE, VPU_JSM_MSG_ALLOCATED };
-/*
- * Host <-> LRT IPC message payload definitions
+/**
+ * Engine reset request payload
+ * @see VPU_JSM_MSG_ENGINE_RESET
*/
struct vpu_ipc_msg_payload_engine_reset {
- /* Engine to be reset. */
+ /** Engine to be reset. */
u32 engine_idx;
- /* Reserved */
+ /** Reserved */
u32 reserved_0;
};
+/**
+ * Engine preemption request struct
+ * @see VPU_JSM_MSG_ENGINE_PREEMPT
+ */
struct vpu_ipc_msg_payload_engine_preempt {
- /* Engine to be preempted. */
+ /** Engine to be preempted. */
u32 engine_idx;
- /* ID of the preemption request. */
+ /** ID of the preemption request. */
u32 preempt_id;
};
-/*
- * @brief Register doorbell command structure.
+/**
+ * Register doorbell command structure.
* This structure supports doorbell registration for only OS scheduling.
* @see VPU_JSM_MSG_REGISTER_DB
*/
struct vpu_ipc_msg_payload_register_db {
- /* Index of the doorbell to register. */
+ /** Index of the doorbell to register. */
u32 db_idx;
- /* Reserved */
+ /** Reserved */
u32 reserved_0;
- /* Virtual address in Global GTT pointing to the start of job queue. */
+ /** Virtual address in Global GTT pointing to the start of job queue. */
u64 jobq_base;
- /* Size of the job queue in bytes. */
+ /** Size of the job queue in bytes. */
u32 jobq_size;
- /* Host sub-stream ID for the context assigned to the doorbell. */
+ /** Host sub-stream ID for the context assigned to the doorbell. */
u32 host_ssid;
};
/**
- * @brief Unregister doorbell command structure.
+ * Unregister doorbell command structure.
* Request structure to unregister a doorbell for both HW and OS scheduling.
* @see VPU_JSM_MSG_UNREGISTER_DB
*/
struct vpu_ipc_msg_payload_unregister_db {
- /* Index of the doorbell to unregister. */
+ /** Index of the doorbell to unregister. */
u32 db_idx;
- /* Reserved */
+ /** Reserved */
u32 reserved_0;
};
+/**
+ * Heartbeat request structure
+ * @see VPU_JSM_MSG_QUERY_ENGINE_HB
+ */
struct vpu_ipc_msg_payload_query_engine_hb {
- /* Engine to return heartbeat value. */
+ /** Engine to return heartbeat value. */
u32 engine_idx;
- /* Reserved */
+ /** Reserved */
u32 reserved_0;
};
@@ -723,10 +866,14 @@ struct vpu_ipc_msg_payload_power_level {
u32 reserved_0;
};
+/**
+ * Structure for requesting ssid release
+ * @see VPU_JSM_MSG_SSID_RELEASE
+ */
struct vpu_ipc_msg_payload_ssid_release {
- /* Host sub-stream ID for the context to be released. */
+ /** Host sub-stream ID for the context to be released. */
u32 host_ssid;
- /* Reserved */
+ /** Reserved */
u32 reserved_0;
};
@@ -752,7 +899,7 @@ struct vpu_jsm_metric_streamer_start {
u64 sampling_rate;
/**
* If > 0 the VPU will send a VPU_JSM_MSG_METRIC_STREAMER_NOTIFICATION message
- * after every @notify_sample_count samples is collected or dropped by the VPU.
+ * after every @ref notify_sample_count samples is collected or dropped by the VPU.
* If set to UINT_MAX the VPU will only generate a notification when the metric
* buffer is full. If set to 0 the VPU will never generate a notification.
*/
@@ -762,9 +909,9 @@ struct vpu_jsm_metric_streamer_start {
* Address and size of the buffer where the VPU will write metric data. The
* VPU writes all counters from enabled metric groups one after another. If
* there is no space left to write data at the next sample period the VPU
- * will switch to the next buffer (@see next_buffer_addr) and will optionally
- * send a notification to the host driver if @notify_sample_count is non-zero.
- * If @next_buffer_addr is NULL the VPU will stop collecting metric data.
+ * will switch to the next buffer (@ref next_buffer_addr) and will optionally
+ * send a notification to the host driver if @ref notify_sample_count is non-zero.
+ * If @ref next_buffer_addr is NULL the VPU will stop collecting metric data.
*/
u64 buffer_addr;
u64 buffer_size;
@@ -827,63 +974,80 @@ struct vpu_jsm_metric_streamer_update {
u64 next_buffer_size;
};
+/**
+ * Device -> host job completion message.
+ * @see VPU_JSM_MSG_JOB_DONE
+ */
struct vpu_ipc_msg_payload_job_done {
- /* Engine to which the job was submitted. */
+ /** Engine to which the job was submitted. */
u32 engine_idx;
- /* Index of the doorbell to which the job was submitted */
+ /** Index of the doorbell to which the job was submitted */
u32 db_idx;
- /* ID of the completed job */
+ /** ID of the completed job */
u32 job_id;
- /* Status of the completed job */
+ /** Status of the completed job */
u32 job_status;
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved_0;
- /* Command queue id */
+ /** Command queue id */
u64 cmdq_id;
};
-/*
+/**
* Notification message upon native fence signalling.
* @see VPU_JSM_MSG_NATIVE_FENCE_SIGNALLED
*/
struct vpu_ipc_msg_payload_native_fence_signalled {
- /* Engine ID. */
+ /** Engine ID. */
u32 engine_idx;
- /* Host SSID. */
+ /** Host SSID. */
u32 host_ssid;
- /* CMDQ ID */
+ /** CMDQ ID */
u64 cmdq_id;
- /* Fence object handle. */
+ /** Fence object handle. */
u64 fence_handle;
};
+/**
+ * vpu_ipc_msg_payload_engine_reset_done will contain an array of this structure
+ * which contains which queues caused reset if FW was able to detect any error.
+ * @see vpu_ipc_msg_payload_engine_reset_done
+ */
struct vpu_jsm_engine_reset_context {
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved_0;
- /* Command queue id */
+ /** Command queue id */
u64 cmdq_id;
- /* See VPU_ENGINE_RESET_CONTEXT_* defines */
+ /** See VPU_ENGINE_RESET_CONTEXT_* defines */
u64 flags;
};
+/**
+ * Engine reset response.
+ * @see VPU_JSM_MSG_ENGINE_RESET_DONE
+ */
struct vpu_ipc_msg_payload_engine_reset_done {
- /* Engine ordinal */
+ /** Engine ordinal */
u32 engine_idx;
- /* Number of impacted contexts */
+ /** Number of impacted contexts */
u32 num_impacted_contexts;
- /* Array of impacted command queue ids and their flags */
+ /** Array of impacted command queue ids and their flags */
struct vpu_jsm_engine_reset_context
impacted_contexts[VPU_MAX_ENGINE_RESET_IMPACTED_CONTEXTS];
};
+/**
+ * Preemption response struct
+ * @see VPU_JSM_MSG_ENGINE_PREEMPT_DONE
+ */
struct vpu_ipc_msg_payload_engine_preempt_done {
- /* Engine preempted. */
+ /** Engine preempted. */
u32 engine_idx;
- /* ID of the preemption request. */
+ /** ID of the preemption request. */
u32 preempt_id;
};
@@ -912,12 +1076,16 @@ struct vpu_ipc_msg_payload_unregister_db_done {
u32 reserved_0;
};
+/**
+ * Structure for heartbeat response
+ * @see VPU_JSM_MSG_QUERY_ENGINE_HB_DONE
+ */
struct vpu_ipc_msg_payload_query_engine_hb_done {
- /* Engine returning heartbeat value. */
+ /** Engine returning heartbeat value. */
u32 engine_idx;
- /* Reserved */
+ /** Reserved */
u32 reserved_0;
- /* Heartbeat value. */
+ /** Heartbeat value. */
u64 heartbeat;
};
@@ -937,7 +1105,10 @@ struct vpu_ipc_msg_payload_get_power_level_count_done {
u8 power_limit[16];
};
-/* HWS priority band setup request / response */
+/**
+ * HWS priority band setup request / response
+ * @see VPU_JSM_MSG_SET_PRIORITY_BAND_SETUP
+ */
struct vpu_ipc_msg_payload_hws_priority_band_setup {
/*
* Grace period in 100ns units when preempting another priority band for
@@ -964,15 +1135,23 @@ struct vpu_ipc_msg_payload_hws_priority_band_setup {
* TDR timeout value in milliseconds. Default value of 0 meaning no timeout.
*/
u32 tdr_timeout;
+ /* Non-interactive queue timeout for no progress of heartbeat in milliseconds.
+ * Default value of 0 meaning no timeout.
+ */
+ u32 non_interactive_no_progress_timeout;
+ /*
+ * Non-interactive queue upper limit timeout value in milliseconds. Default
+ * value of 0 meaning no timeout.
+ */
+ u32 non_interactive_timeout;
};
-/*
+/**
* @brief HWS create command queue request.
* Host will create a command queue via this command.
* Note: Cmdq group is a handle of an object which
* may contain one or more command queues.
* @see VPU_JSM_MSG_CREATE_CMD_QUEUE
- * @see VPU_JSM_MSG_CREATE_CMD_QUEUE_RSP
*/
struct vpu_ipc_msg_payload_hws_create_cmdq {
/* Process id */
@@ -993,66 +1172,73 @@ struct vpu_ipc_msg_payload_hws_create_cmdq {
u32 reserved_0;
};
-/*
- * @brief HWS create command queue response.
- * @see VPU_JSM_MSG_CREATE_CMD_QUEUE
+/**
+ * HWS create command queue response.
* @see VPU_JSM_MSG_CREATE_CMD_QUEUE_RSP
*/
struct vpu_ipc_msg_payload_hws_create_cmdq_rsp {
- /* Process id */
+ /** Process id */
u64 process_id;
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /* Engine for which queue is being created */
+ /** Engine for which queue is being created */
u32 engine_idx;
- /* Command queue group */
+ /** Command queue group */
u64 cmdq_group;
- /* Command queue id */
+ /** Command queue id */
u64 cmdq_id;
};
-/* HWS destroy command queue request / response */
+/**
+ * HWS destroy command queue request / response
+ * @see VPU_JSM_MSG_DESTROY_CMD_QUEUE
+ * @see VPU_JSM_MSG_DESTROY_CMD_QUEUE_RSP
+ */
struct vpu_ipc_msg_payload_hws_destroy_cmdq {
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved;
- /* Command queue id */
+ /** Command queue id */
u64 cmdq_id;
};
-/* HWS set context scheduling properties request / response */
+/**
+ * HWS set context scheduling properties request / response
+ * @see VPU_JSM_MSG_SET_CONTEXT_SCHED_PROPERTIES
+ * @see VPU_JSM_MSG_SET_CONTEXT_SCHED_PROPERTIES_RSP
+ */
struct vpu_ipc_msg_payload_hws_set_context_sched_properties {
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved_0;
- /* Command queue id */
+ /** Command queue id */
u64 cmdq_id;
- /*
+ /**
* Priority band to assign to work of this context.
* Available priority bands: @see enum vpu_job_scheduling_priority_band
*/
u32 priority_band;
- /* Inside realtime band assigns a further priority */
+ /** Inside realtime band assigns a further priority */
u32 realtime_priority_level;
- /* Priority relative to other contexts in the same process */
+ /** Priority relative to other contexts in the same process */
s32 in_process_priority;
- /* Zero padding / Reserved */
+ /** Zero padding / Reserved */
u32 reserved_1;
- /*
+ /**
* Context quantum relative to other contexts of same priority in the same process
* Minimum value supported by NPU is 1ms (10000 in 100ns units).
*/
u64 context_quantum;
- /* Grace period when preempting context of the same priority within the same process */
+ /** Grace period when preempting context of the same priority within the same process */
u64 grace_period_same_priority;
- /* Grace period when preempting context of a lower priority within the same process */
+ /** Grace period when preempting context of a lower priority within the same process */
u64 grace_period_lower_priority;
};
-/*
- * @brief Register doorbell command structure.
+/**
+ * Register doorbell command structure.
* This structure supports doorbell registration for both HW and OS scheduling.
* Note: Queue base and size are added here so that the same structure can be used for
* OS scheduling and HW scheduling. For OS scheduling, cmdq_id will be ignored
@@ -1061,27 +1247,27 @@ struct vpu_ipc_msg_payload_hws_set_context_sched_properties {
* @see VPU_JSM_MSG_HWS_REGISTER_DB
*/
struct vpu_jsm_hws_register_db {
- /* Index of the doorbell to register. */
+ /** Index of the doorbell to register. */
u32 db_id;
- /* Host sub-stream ID for the context assigned to the doorbell. */
+ /** Host sub-stream ID for the context assigned to the doorbell. */
u32 host_ssid;
- /* ID of the command queue associated with the doorbell. */
+ /** ID of the command queue associated with the doorbell. */
u64 cmdq_id;
- /* Virtual address pointing to the start of command queue. */
+ /** Virtual address pointing to the start of command queue. */
u64 cmdq_base;
- /* Size of the command queue in bytes. */
+ /** Size of the command queue in bytes. */
u64 cmdq_size;
};
-/*
- * @brief Structure to set another buffer to be used for scheduling-related logging.
+/**
+ * Structure to set another buffer to be used for scheduling-related logging.
* The size of the logging buffer and the number of entries is defined as part of the
* buffer itself as described next.
* The log buffer received from the host is made up of;
- * - header: 32 bytes in size, as shown in 'struct vpu_hws_log_buffer_header'.
+ * - header: 32 bytes in size, as shown in @ref vpu_hws_log_buffer_header.
* The header contains the number of log entries in the buffer.
* - log entry: 0 to n-1, each log entry is 32 bytes in size, as shown in
- * 'struct vpu_hws_log_buffer_entry'.
+ * @ref vpu_hws_log_buffer_entry.
* The entry contains the VPU timestamp, operation type and data.
* The host should provide the notify index value of log buffer to VPU. This is a
* value defined within the log buffer and when written to will generate the
@@ -1095,30 +1281,30 @@ struct vpu_jsm_hws_register_db {
* @see VPU_JSM_MSG_HWS_SCHEDULING_LOG_NOTIFICATION
*/
struct vpu_ipc_msg_payload_hws_set_scheduling_log {
- /* Engine ordinal */
+ /** Engine ordinal */
u32 engine_idx;
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /*
+ /**
* VPU log buffer virtual address.
* Set to 0 to disable logging for this engine.
*/
u64 vpu_log_buffer_va;
- /*
+ /**
* Notify index of log buffer. VPU_JSM_MSG_HWS_SCHEDULING_LOG_NOTIFICATION
* is generated when an event log is written to this index.
*/
u64 notify_index;
- /*
+ /**
* Field is now deprecated, will be removed when KMD is updated to support removal
*/
u32 enable_extra_events;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved_0;
};
-/*
- * @brief The scheduling log notification is generated by VPU when it writes
+/**
+ * The scheduling log notification is generated by VPU when it writes
* an event into the log buffer at the notify_index. VPU notifies host with
* VPU_JSM_MSG_HWS_SCHEDULING_LOG_NOTIFICATION. This is an asynchronous
* message from VPU to host.
@@ -1126,14 +1312,14 @@ struct vpu_ipc_msg_payload_hws_set_scheduling_log {
* @see VPU_JSM_MSG_HWS_SET_SCHEDULING_LOG
*/
struct vpu_ipc_msg_payload_hws_scheduling_log_notification {
- /* Engine ordinal */
+ /** Engine ordinal */
u32 engine_idx;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved_0;
};
-/*
- * @brief HWS suspend command queue request and done structure.
+/**
+ * HWS suspend command queue request and done structure.
* Host will request the suspend of contexts and VPU will;
* - Suspend all work on this context
* - Preempt any running work
@@ -1152,21 +1338,21 @@ struct vpu_ipc_msg_payload_hws_scheduling_log_notification {
* @see VPU_JSM_MSG_HWS_SUSPEND_CMDQ_DONE
*/
struct vpu_ipc_msg_payload_hws_suspend_cmdq {
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved_0;
- /* Command queue id */
+ /** Command queue id */
u64 cmdq_id;
- /*
+ /**
* Suspend fence value - reported by the VPU suspend context
* completed once suspend is complete.
*/
u64 suspend_fence_value;
};
-/*
- * @brief HWS Resume command queue request / response structure.
+/**
+ * HWS Resume command queue request / response structure.
* Host will request the resume of a context;
* - VPU will resume all work on this context
* - Scheduler will allow this context to be scheduled
@@ -1174,25 +1360,25 @@ struct vpu_ipc_msg_payload_hws_suspend_cmdq {
* @see VPU_JSM_MSG_HWS_RESUME_CMDQ_RSP
*/
struct vpu_ipc_msg_payload_hws_resume_cmdq {
- /* Host SSID */
+ /** Host SSID */
u32 host_ssid;
- /* Zero Padding */
+ /** Zero Padding */
u32 reserved_0;
- /* Command queue id */
+ /** Command queue id */
u64 cmdq_id;
};
-/*
- * @brief HWS Resume engine request / response structure.
- * After a HWS engine reset, all scheduling is stopped on VPU until a engine resume.
+/**
+ * HWS Resume engine request / response structure.
+ * After a HWS engine reset, all scheduling is stopped on VPU until an engine resume.
* Host shall send this command to resume scheduling of any valid queue.
- * @see VPU_JSM_MSG_HWS_RESUME_ENGINE
+ * @see VPU_JSM_MSG_HWS_ENGINE_RESUME
* @see VPU_JSM_MSG_HWS_RESUME_ENGINE_DONE
*/
struct vpu_ipc_msg_payload_hws_resume_engine {
- /* Engine to be resumed */
+ /** Engine to be resumed */
u32 engine_idx;
- /* Reserved */
+ /** Reserved */
u32 reserved_0;
};
@@ -1326,7 +1512,7 @@ struct vpu_jsm_metric_streamer_done {
/**
* Metric group description placed in the metric buffer after successful completion
* of the VPU_JSM_MSG_METRIC_STREAMER_INFO command. This is followed by one or more
- * @vpu_jsm_metric_counter_descriptor records.
+ * @ref vpu_jsm_metric_counter_descriptor records.
* @see VPU_JSM_MSG_METRIC_STREAMER_INFO
*/
struct vpu_jsm_metric_group_descriptor {
@@ -1413,29 +1599,24 @@ struct vpu_jsm_metric_counter_descriptor {
};
/**
- * Payload for VPU_JSM_MSG_DYNDBG_CONTROL requests.
+ * Payload for @ref VPU_JSM_MSG_DYNDBG_CONTROL requests.
*
- * VPU_JSM_MSG_DYNDBG_CONTROL are used to control the VPU FW Dynamic Debug
- * feature, which allows developers to selectively enable / disable MVLOG_DEBUG
- * messages. This is equivalent to the Dynamic Debug functionality provided by
- * Linux
- * (https://www.kernel.org/doc/html/latest/admin-guide/dynamic-debug-howto.html)
- * The host can control Dynamic Debug behavior by sending dyndbg commands, which
- * have the same syntax as Linux
- * dyndbg commands.
+ * VPU_JSM_MSG_DYNDBG_CONTROL requests are used to control the VPU FW dynamic debug
+ * feature, which allows developers to selectively enable/disable code to obtain
+ * additional FW information. This is equivalent to the dynamic debug functionality
+ * provided by Linux. The host can control dynamic debug behavior by sending dyndbg
+ * commands, using the same syntax as for Linux dynamic debug commands.
*
- * NOTE: in order for MVLOG_DEBUG messages to be actually printed, the host
- * still has to set the logging level to MVLOG_DEBUG, using the
- * VPU_JSM_MSG_TRACE_SET_CONFIG command.
+ * @see https://www.kernel.org/doc/html/latest/admin-guide/dynamic-debug-howto.html.
*
- * The host can see the current dynamic debug configuration by executing a
- * special 'show' command. The dyndbg configuration will be printed to the
- * configured logging destination using MVLOG_INFO logging level.
+ * NOTE:
+ * As the dynamic debug feature uses MVLOG messages to provide information, the host
+ * must first set the logging level to MVLOG_DEBUG, using the @ref VPU_JSM_MSG_TRACE_SET_CONFIG
+ * command.
*/
struct vpu_ipc_msg_payload_dyndbg_control {
/**
- * Dyndbg command (same format as Linux dyndbg); must be a NULL-terminated
- * string.
+ * Dyndbg command to be executed.
*/
char dyndbg_cmd[VPU_DYNDBG_CMD_MAX_LEN];
};
@@ -1456,7 +1637,7 @@ struct vpu_ipc_msg_payload_pwr_d0i3_enter {
};
/**
- * Payload for VPU_JSM_MSG_DCT_ENABLE message.
+ * Payload for @ref VPU_JSM_MSG_DCT_ENABLE message.
*
* Default values for DCT active/inactive times are 5.3ms and 30ms respectively,
* corresponding to a 85% duty cycle. This payload allows the host to tune these
@@ -1513,28 +1694,28 @@ union vpu_ipc_msg_payload {
struct vpu_ipc_msg_payload_pwr_dct_control pwr_dct_control;
};
-/*
- * Host <-> LRT IPC message base structure.
+/**
+ * Host <-> NPU IPC message base structure.
*
* NOTE: All instances of this object must be aligned on a 64B boundary
* to allow proper handling of VPU cache operations.
*/
struct vpu_jsm_msg {
- /* Reserved */
+ /** Reserved */
u64 reserved_0;
- /* Message type, see vpu_ipc_msg_type enum. */
+ /** Message type, see @ref vpu_ipc_msg_type. */
u32 type;
- /* Buffer status, see vpu_ipc_msg_status enum. */
+ /** Buffer status, see @ref vpu_ipc_msg_status. */
u32 status;
- /*
+ /**
* Request ID, provided by the host in a request message and passed
* back by VPU in the response message.
*/
u32 request_id;
- /* Request return code set by the VPU, see VPU_JSM_STATUS_* defines. */
+ /** Request return code set by the VPU, see VPU_JSM_STATUS_* defines. */
u32 result;
u64 reserved_1;
- /* Message payload depending on message type, see vpu_ipc_msg_payload union. */
+ /** Message payload depending on message type, see vpu_ipc_msg_payload union. */
union vpu_ipc_msg_payload payload;
};
diff --git a/drivers/accel/qaic/Kconfig b/drivers/accel/qaic/Kconfig
index 5e405a19c157..116e42d152ca 100644
--- a/drivers/accel/qaic/Kconfig
+++ b/drivers/accel/qaic/Kconfig
@@ -9,6 +9,7 @@ config DRM_ACCEL_QAIC
depends on PCI && HAS_IOMEM
depends on MHI_BUS
select CRC32
+ select WANT_DEV_COREDUMP
help
Enables driver for Qualcomm's Cloud AI accelerator PCIe cards that are
designed to accelerate Deep Learning inference workloads.
diff --git a/drivers/accel/qaic/Makefile b/drivers/accel/qaic/Makefile
index 1106b876f737..71f727b74da3 100644
--- a/drivers/accel/qaic/Makefile
+++ b/drivers/accel/qaic/Makefile
@@ -11,6 +11,8 @@ qaic-y := \
qaic_data.o \
qaic_drv.o \
qaic_ras.o \
+ qaic_ssr.o \
+ qaic_sysfs.o \
qaic_timesync.o \
sahara.o
diff --git a/drivers/accel/qaic/qaic.h b/drivers/accel/qaic/qaic.h
index c31081e42cee..fa7a8155658c 100644
--- a/drivers/accel/qaic/qaic.h
+++ b/drivers/accel/qaic/qaic.h
@@ -21,6 +21,7 @@
#define QAIC_DBC_BASE SZ_128K
#define QAIC_DBC_SIZE SZ_4K
+#define QAIC_SSR_DBC_SENTINEL U32_MAX /* No ongoing SSR sentinel */
#define QAIC_NO_PARTITION -1
@@ -47,6 +48,22 @@ enum __packed dev_states {
QAIC_ONLINE,
};
+enum dbc_states {
+ /* DBC is free and can be activated */
+ DBC_STATE_IDLE,
+ /* DBC is activated and a workload is running on device */
+ DBC_STATE_ASSIGNED,
+ /* Sub-system associated with this workload has crashed and it will shutdown soon */
+ DBC_STATE_BEFORE_SHUTDOWN,
+ /* Sub-system associated with this workload has crashed and it has shutdown */
+ DBC_STATE_AFTER_SHUTDOWN,
+ /* Sub-system associated with this workload is shutdown and it will be powered up soon */
+ DBC_STATE_BEFORE_POWER_UP,
+ /* Sub-system associated with this workload is now powered up */
+ DBC_STATE_AFTER_POWER_UP,
+ DBC_STATE_MAX,
+};
+
extern bool datapath_polling;
struct qaic_user {
@@ -97,6 +114,8 @@ struct dma_bridge_chan {
* response queue's head and tail pointer of this DBC.
*/
void __iomem *dbc_base;
+ /* Synchronizes access to Request queue's head and tail pointer */
+ struct mutex req_lock;
/* Head of list where each node is a memory handle queued in request queue */
struct list_head xfer_list;
/* Synchronizes DBC readers during cleanup */
@@ -112,6 +131,8 @@ struct dma_bridge_chan {
unsigned int irq;
/* Polling work item to simulate interrupts */
struct work_struct poll_work;
+ /* Represents various states of this DBC from enum dbc_states */
+ unsigned int state;
};
struct qaic_device {
@@ -159,6 +180,8 @@ struct qaic_device {
struct mhi_device *qts_ch;
/* Work queue for tasks related to MHI "QAIC_TIMESYNC" channel */
struct workqueue_struct *qts_wq;
+ /* MHI "QAIC_TIMESYNC_PERIODIC" channel device */
+ struct mhi_device *mqts_ch;
/* Head of list of page allocated by MHI bootlog device */
struct list_head bootlog;
/* MHI bootlog channel device */
@@ -175,6 +198,14 @@ struct qaic_device {
unsigned int ue_count;
/* Un-correctable non-fatal error count */
unsigned int ue_nf_count;
+ /* MHI SSR channel device */
+ struct mhi_device *ssr_ch;
+ /* Work queue for tasks related to MHI SSR device */
+ struct workqueue_struct *ssr_wq;
+ /* Buffer to collect SSR crashdump via SSR MHI channel */
+ void *ssr_mhi_buf;
+ /* DBC which is under SSR. Sentinel U32_MAX would mean that no SSR in progress */
+ u32 ssr_dbc;
};
struct qaic_drm_device {
@@ -193,6 +224,8 @@ struct qaic_drm_device {
struct list_head users;
/* Synchronizes access to users list */
struct mutex users_mutex;
+ /* Pointer to array of DBC sysfs attributes */
+ void *sysfs_attrs;
};
struct qaic_bo {
@@ -315,6 +348,13 @@ int qaic_partial_execute_bo_ioctl(struct drm_device *dev, void *data, struct drm
int qaic_wait_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
int qaic_perf_stats_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
int qaic_detach_slice_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
-void irq_polling_work(struct work_struct *work);
+void qaic_irq_polling_work(struct work_struct *work);
+void qaic_dbc_enter_ssr(struct qaic_device *qdev, u32 dbc_id);
+void qaic_dbc_exit_ssr(struct qaic_device *qdev);
+
+/* qaic_sysfs.c */
+int qaic_sysfs_init(struct qaic_drm_device *qddev);
+void qaic_sysfs_remove(struct qaic_drm_device *qddev);
+void set_dbc_state(struct qaic_device *qdev, u32 dbc_id, unsigned int state);
#endif /* _QAIC_H_ */
diff --git a/drivers/accel/qaic/qaic_control.c b/drivers/accel/qaic/qaic_control.c
index d8bdab69f800..428d8f65bff3 100644
--- a/drivers/accel/qaic/qaic_control.c
+++ b/drivers/accel/qaic/qaic_control.c
@@ -17,6 +17,7 @@
#include <linux/overflow.h>
#include <linux/pci.h>
#include <linux/scatterlist.h>
+#include <linux/sched/signal.h>
#include <linux/types.h>
#include <linux/uaccess.h>
#include <linux/workqueue.h>
@@ -30,7 +31,7 @@
#define MANAGE_MAGIC_NUMBER ((__force __le32)0x43494151) /* "QAIC" in little endian */
#define QAIC_DBC_Q_GAP SZ_256
#define QAIC_DBC_Q_BUF_ALIGN SZ_4K
-#define QAIC_MANAGE_EXT_MSG_LENGTH SZ_64K /* Max DMA message length */
+#define QAIC_MANAGE_WIRE_MSG_LENGTH SZ_64K /* Max DMA message length */
#define QAIC_WRAPPER_MAX_SIZE SZ_4K
#define QAIC_MHI_RETRY_WAIT_MS 100
#define QAIC_MHI_RETRY_MAX 20
@@ -309,6 +310,7 @@ static void save_dbc_buf(struct qaic_device *qdev, struct ioctl_resources *resou
enable_dbc(qdev, dbc_id, usr);
qdev->dbc[dbc_id].in_use = true;
resources->buf = NULL;
+ set_dbc_state(qdev, dbc_id, DBC_STATE_ASSIGNED);
}
}
@@ -367,7 +369,7 @@ static int encode_passthrough(struct qaic_device *qdev, void *trans, struct wrap
if (in_trans->hdr.len % 8 != 0)
return -EINVAL;
- if (size_add(msg_hdr_len, in_trans->hdr.len) > QAIC_MANAGE_EXT_MSG_LENGTH)
+ if (size_add(msg_hdr_len, in_trans->hdr.len) > QAIC_MANAGE_WIRE_MSG_LENGTH)
return -ENOSPC;
trans_wrapper = add_wrapper(wrappers,
@@ -407,7 +409,7 @@ static int find_and_map_user_pages(struct qaic_device *qdev,
return -EINVAL;
remaining = in_trans->size - resources->xferred_dma_size;
if (remaining == 0)
- return 0;
+ return -EINVAL;
if (check_add_overflow(xfer_start_addr, remaining, &end))
return -EINVAL;
@@ -495,7 +497,7 @@ static int encode_addr_size_pairs(struct dma_xfer *xfer, struct wrapper_list *wr
nents = sgt->nents;
nents_dma = nents;
- *size = QAIC_MANAGE_EXT_MSG_LENGTH - msg_hdr_len - sizeof(**out_trans);
+ *size = QAIC_MANAGE_WIRE_MSG_LENGTH - msg_hdr_len - sizeof(**out_trans);
for_each_sgtable_dma_sg(sgt, sg, i) {
*size -= sizeof(*asp);
/* Save 1K for possible follow-up transactions. */
@@ -576,7 +578,7 @@ static int encode_dma(struct qaic_device *qdev, void *trans, struct wrapper_list
/* There should be enough space to hold at least one ASP entry. */
if (size_add(msg_hdr_len, sizeof(*out_trans) + sizeof(struct wire_addr_size_pair)) >
- QAIC_MANAGE_EXT_MSG_LENGTH)
+ QAIC_MANAGE_WIRE_MSG_LENGTH)
return -ENOMEM;
xfer = kmalloc(sizeof(*xfer), GFP_KERNEL);
@@ -645,7 +647,7 @@ static int encode_activate(struct qaic_device *qdev, void *trans, struct wrapper
msg = &wrapper->msg;
msg_hdr_len = le32_to_cpu(msg->hdr.len);
- if (size_add(msg_hdr_len, sizeof(*out_trans)) > QAIC_MANAGE_MAX_MSG_LENGTH)
+ if (size_add(msg_hdr_len, sizeof(*out_trans)) > QAIC_MANAGE_WIRE_MSG_LENGTH)
return -ENOSPC;
if (!in_trans->queue_size)
@@ -655,8 +657,9 @@ static int encode_activate(struct qaic_device *qdev, void *trans, struct wrapper
return -EINVAL;
nelem = in_trans->queue_size;
- size = (get_dbc_req_elem_size() + get_dbc_rsp_elem_size()) * nelem;
- if (size / nelem != get_dbc_req_elem_size() + get_dbc_rsp_elem_size())
+ if (check_mul_overflow((u32)(get_dbc_req_elem_size() + get_dbc_rsp_elem_size()),
+ nelem,
+ &size))
return -EINVAL;
if (size + QAIC_DBC_Q_GAP + QAIC_DBC_Q_BUF_ALIGN < size)
@@ -729,7 +732,7 @@ static int encode_status(struct qaic_device *qdev, void *trans, struct wrapper_l
msg = &wrapper->msg;
msg_hdr_len = le32_to_cpu(msg->hdr.len);
- if (size_add(msg_hdr_len, in_trans->hdr.len) > QAIC_MANAGE_MAX_MSG_LENGTH)
+ if (size_add(msg_hdr_len, in_trans->hdr.len) > QAIC_MANAGE_WIRE_MSG_LENGTH)
return -ENOSPC;
trans_wrapper = add_wrapper(wrappers, sizeof(*trans_wrapper));
@@ -810,7 +813,7 @@ static int encode_message(struct qaic_device *qdev, struct manage_msg *user_msg,
}
if (ret)
- break;
+ goto out;
}
if (user_len != user_msg->len)
@@ -921,6 +924,7 @@ static int decode_deactivate(struct qaic_device *qdev, void *trans, u32 *msg_len
}
release_dbc(qdev, dbc_id);
+ set_dbc_state(qdev, dbc_id, DBC_STATE_IDLE);
*msg_len += sizeof(*in_trans);
return 0;
@@ -1052,7 +1056,7 @@ static void *msg_xfer(struct qaic_device *qdev, struct wrapper_list *wrappers, u
init_completion(&elem.xfer_done);
if (likely(!qdev->cntl_lost_buf)) {
/*
- * The max size of request to device is QAIC_MANAGE_EXT_MSG_LENGTH.
+ * The max size of request to device is QAIC_MANAGE_WIRE_MSG_LENGTH.
* The max size of response from device is QAIC_MANAGE_MAX_MSG_LENGTH.
*/
out_buf = kmalloc(QAIC_MANAGE_MAX_MSG_LENGTH, GFP_KERNEL);
@@ -1079,7 +1083,6 @@ static void *msg_xfer(struct qaic_device *qdev, struct wrapper_list *wrappers, u
list_for_each_entry(w, &wrappers->list, list) {
kref_get(&w->ref_count);
- retry_count = 0;
ret = mhi_queue_buf(qdev->cntl_ch, DMA_TO_DEVICE, &w->msg, w->len,
list_is_last(&w->list, &wrappers->list) ? MHI_EOT : MHI_CHAIN);
if (ret) {
diff --git a/drivers/accel/qaic/qaic_data.c b/drivers/accel/qaic/qaic_data.c
index 797289e9d780..60cb4d65d48e 100644
--- a/drivers/accel/qaic/qaic_data.c
+++ b/drivers/accel/qaic/qaic_data.c
@@ -18,6 +18,7 @@
#include <linux/scatterlist.h>
#include <linux/spinlock.h>
#include <linux/srcu.h>
+#include <linux/string.h>
#include <linux/types.h>
#include <linux/uaccess.h>
#include <linux/wait.h>
@@ -165,7 +166,7 @@ static void free_slice(struct kref *kref)
drm_gem_object_put(&slice->bo->base);
sg_free_table(slice->sgt);
kfree(slice->sgt);
- kfree(slice->reqs);
+ kvfree(slice->reqs);
kfree(slice);
}
@@ -404,7 +405,7 @@ static int qaic_map_one_slice(struct qaic_device *qdev, struct qaic_bo *bo,
goto free_sgt;
}
- slice->reqs = kcalloc(sgt->nents, sizeof(*slice->reqs), GFP_KERNEL);
+ slice->reqs = kvcalloc(sgt->nents, sizeof(*slice->reqs), GFP_KERNEL);
if (!slice->reqs) {
ret = -ENOMEM;
goto free_slice;
@@ -430,7 +431,7 @@ static int qaic_map_one_slice(struct qaic_device *qdev, struct qaic_bo *bo,
return 0;
free_req:
- kfree(slice->reqs);
+ kvfree(slice->reqs);
free_slice:
kfree(slice);
free_sgt:
@@ -643,8 +644,36 @@ static void qaic_free_object(struct drm_gem_object *obj)
kfree(bo);
}
+static struct sg_table *qaic_get_sg_table(struct drm_gem_object *obj)
+{
+ struct qaic_bo *bo = to_qaic_bo(obj);
+ struct scatterlist *sg, *sg_in;
+ struct sg_table *sgt, *sgt_in;
+ int i;
+
+ sgt_in = bo->sgt;
+
+ sgt = kmalloc(sizeof(*sgt), GFP_KERNEL);
+ if (!sgt)
+ return ERR_PTR(-ENOMEM);
+
+ if (sg_alloc_table(sgt, sgt_in->orig_nents, GFP_KERNEL)) {
+ kfree(sgt);
+ return ERR_PTR(-ENOMEM);
+ }
+
+ sg = sgt->sgl;
+ for_each_sgtable_sg(sgt_in, sg_in, i) {
+ memcpy(sg, sg_in, sizeof(*sg));
+ sg = sg_next(sg);
+ }
+
+ return sgt;
+}
+
static const struct drm_gem_object_funcs qaic_gem_funcs = {
.free = qaic_free_object,
+ .get_sg_table = qaic_get_sg_table,
.print_info = qaic_gem_print_info,
.mmap = qaic_gem_object_mmap,
.vm_ops = &drm_vm_ops,
@@ -953,8 +982,9 @@ int qaic_attach_slice_bo_ioctl(struct drm_device *dev, void *data, struct drm_fi
if (args->hdr.count == 0)
return -EINVAL;
- arg_size = args->hdr.count * sizeof(*slice_ent);
- if (arg_size / args->hdr.count != sizeof(*slice_ent))
+ if (check_mul_overflow((unsigned long)args->hdr.count,
+ (unsigned long)sizeof(*slice_ent),
+ &arg_size))
return -EINVAL;
if (!(args->hdr.dir == DMA_TO_DEVICE || args->hdr.dir == DMA_FROM_DEVICE))
@@ -984,18 +1014,12 @@ int qaic_attach_slice_bo_ioctl(struct drm_device *dev, void *data, struct drm_fi
user_data = u64_to_user_ptr(args->data);
- slice_ent = kzalloc(arg_size, GFP_KERNEL);
- if (!slice_ent) {
- ret = -EINVAL;
+ slice_ent = memdup_user(user_data, arg_size);
+ if (IS_ERR(slice_ent)) {
+ ret = PTR_ERR(slice_ent);
goto unlock_dev_srcu;
}
- ret = copy_from_user(slice_ent, user_data, arg_size);
- if (ret) {
- ret = -EFAULT;
- goto free_slice_ent;
- }
-
obj = drm_gem_object_lookup(file_priv, args->hdr.handle);
if (!obj) {
ret = -ENOENT;
@@ -1023,6 +1047,11 @@ int qaic_attach_slice_bo_ioctl(struct drm_device *dev, void *data, struct drm_fi
goto unlock_ch_srcu;
}
+ if (dbc->id == qdev->ssr_dbc) {
+ ret = -EPIPE;
+ goto unlock_ch_srcu;
+ }
+
ret = qaic_prepare_bo(qdev, bo, &args->hdr);
if (ret)
goto unlock_ch_srcu;
@@ -1300,8 +1329,6 @@ static int __qaic_execute_bo_ioctl(struct drm_device *dev, void *data, struct dr
int usr_rcu_id, qdev_rcu_id;
struct qaic_device *qdev;
struct qaic_user *usr;
- u8 __user *user_data;
- unsigned long n;
u64 received_ts;
u32 queue_level;
u64 submit_ts;
@@ -1314,20 +1341,12 @@ static int __qaic_execute_bo_ioctl(struct drm_device *dev, void *data, struct dr
received_ts = ktime_get_ns();
size = is_partial ? sizeof(struct qaic_partial_execute_entry) : sizeof(*exec);
- n = (unsigned long)size * args->hdr.count;
- if (args->hdr.count == 0 || n / args->hdr.count != size)
+ if (args->hdr.count == 0)
return -EINVAL;
- user_data = u64_to_user_ptr(args->data);
-
- exec = kcalloc(args->hdr.count, size, GFP_KERNEL);
- if (!exec)
- return -ENOMEM;
-
- if (copy_from_user(exec, user_data, n)) {
- ret = -EFAULT;
- goto free_exec;
- }
+ exec = memdup_array_user(u64_to_user_ptr(args->data), args->hdr.count, size);
+ if (IS_ERR(exec))
+ return PTR_ERR(exec);
usr = file_priv->driver_priv;
usr_rcu_id = srcu_read_lock(&usr->qddev_lock);
@@ -1356,13 +1375,22 @@ static int __qaic_execute_bo_ioctl(struct drm_device *dev, void *data, struct dr
goto release_ch_rcu;
}
+ if (dbc->id == qdev->ssr_dbc) {
+ ret = -EPIPE;
+ goto release_ch_rcu;
+ }
+
+ ret = mutex_lock_interruptible(&dbc->req_lock);
+ if (ret)
+ goto release_ch_rcu;
+
head = readl(dbc->dbc_base + REQHP_OFF);
tail = readl(dbc->dbc_base + REQTP_OFF);
if (head == U32_MAX || tail == U32_MAX) {
/* PCI link error */
ret = -ENODEV;
- goto release_ch_rcu;
+ goto unlock_req_lock;
}
queue_level = head <= tail ? tail - head : dbc->nelem - (head - tail);
@@ -1370,11 +1398,12 @@ static int __qaic_execute_bo_ioctl(struct drm_device *dev, void *data, struct dr
ret = send_bo_list_to_device(qdev, file_priv, exec, args->hdr.count, is_partial, dbc,
head, &tail);
if (ret)
- goto release_ch_rcu;
+ goto unlock_req_lock;
/* Finalize commit to hardware */
submit_ts = ktime_get_ns();
writel(tail, dbc->dbc_base + REQTP_OFF);
+ mutex_unlock(&dbc->req_lock);
update_profiling_data(file_priv, exec, args->hdr.count, is_partial, received_ts,
submit_ts, queue_level);
@@ -1382,13 +1411,15 @@ static int __qaic_execute_bo_ioctl(struct drm_device *dev, void *data, struct dr
if (datapath_polling)
schedule_work(&dbc->poll_work);
+unlock_req_lock:
+ if (ret)
+ mutex_unlock(&dbc->req_lock);
release_ch_rcu:
srcu_read_unlock(&dbc->ch_lock, rcu_id);
unlock_dev_srcu:
srcu_read_unlock(&qdev->dev_lock, qdev_rcu_id);
unlock_usr_srcu:
srcu_read_unlock(&usr->qddev_lock, usr_rcu_id);
-free_exec:
kfree(exec);
return ret;
}
@@ -1483,7 +1514,7 @@ irqreturn_t dbc_irq_handler(int irq, void *data)
return IRQ_WAKE_THREAD;
}
-void irq_polling_work(struct work_struct *work)
+void qaic_irq_polling_work(struct work_struct *work)
{
struct dma_bridge_chan *dbc = container_of(work, struct dma_bridge_chan, poll_work);
unsigned long flags;
@@ -1701,6 +1732,11 @@ int qaic_wait_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file
goto unlock_ch_srcu;
}
+ if (dbc->id == qdev->ssr_dbc) {
+ ret = -EPIPE;
+ goto unlock_ch_srcu;
+ }
+
obj = drm_gem_object_lookup(file_priv, args->handle);
if (!obj) {
ret = -ENOENT;
@@ -1721,6 +1757,9 @@ int qaic_wait_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file
if (!dbc->usr)
ret = -EPERM;
+ if (dbc->id == qdev->ssr_dbc)
+ ret = -EPIPE;
+
put_obj:
drm_gem_object_put(obj);
unlock_ch_srcu:
@@ -1741,7 +1780,8 @@ int qaic_perf_stats_bo_ioctl(struct drm_device *dev, void *data, struct drm_file
struct qaic_device *qdev;
struct qaic_user *usr;
struct qaic_bo *bo;
- int ret, i;
+ int ret = 0;
+ int i;
usr = file_priv->driver_priv;
usr_rcu_id = srcu_read_lock(&usr->qddev_lock);
@@ -1762,18 +1802,12 @@ int qaic_perf_stats_bo_ioctl(struct drm_device *dev, void *data, struct drm_file
goto unlock_dev_srcu;
}
- ent = kcalloc(args->hdr.count, sizeof(*ent), GFP_KERNEL);
- if (!ent) {
- ret = -EINVAL;
+ ent = memdup_array_user(u64_to_user_ptr(args->data), args->hdr.count, sizeof(*ent));
+ if (IS_ERR(ent)) {
+ ret = PTR_ERR(ent);
goto unlock_dev_srcu;
}
- ret = copy_from_user(ent, u64_to_user_ptr(args->data), args->hdr.count * sizeof(*ent));
- if (ret) {
- ret = -EFAULT;
- goto free_ent;
- }
-
for (i = 0; i < args->hdr.count; i++) {
obj = drm_gem_object_lookup(file_priv, ent[i].handle);
if (!obj) {
@@ -1781,6 +1815,16 @@ int qaic_perf_stats_bo_ioctl(struct drm_device *dev, void *data, struct drm_file
goto free_ent;
}
bo = to_qaic_bo(obj);
+ if (!bo->sliced) {
+ drm_gem_object_put(obj);
+ ret = -EINVAL;
+ goto free_ent;
+ }
+ if (bo->dbc->id != args->hdr.dbc_id) {
+ drm_gem_object_put(obj);
+ ret = -EINVAL;
+ goto free_ent;
+ }
/*
* perf stats ioctl is called before wait ioctl is complete then
* the latency information is invalid.
@@ -1919,6 +1963,17 @@ static void empty_xfer_list(struct qaic_device *qdev, struct dma_bridge_chan *db
spin_unlock_irqrestore(&dbc->xfer_lock, flags);
}
+static void sync_empty_xfer_list(struct qaic_device *qdev, struct dma_bridge_chan *dbc)
+{
+ empty_xfer_list(qdev, dbc);
+ synchronize_srcu(&dbc->ch_lock);
+ /*
+ * Threads holding channel lock, may add more elements in the xfer_list.
+ * Flush out these elements from xfer_list.
+ */
+ empty_xfer_list(qdev, dbc);
+}
+
int disable_dbc(struct qaic_device *qdev, u32 dbc_id, struct qaic_user *usr)
{
if (!qdev->dbc[dbc_id].usr || qdev->dbc[dbc_id].usr->handle != usr->handle)
@@ -1933,7 +1988,7 @@ int disable_dbc(struct qaic_device *qdev, u32 dbc_id, struct qaic_user *usr)
* enable_dbc - Enable the DBC. DBCs are disabled by removing the context of
* user. Add user context back to DBC to enable it. This function trusts the
* DBC ID passed and expects the DBC to be disabled.
- * @qdev: Qranium device handle
+ * @qdev: qaic device handle
* @dbc_id: ID of the DBC
* @usr: User context
*/
@@ -1947,13 +2002,7 @@ void wakeup_dbc(struct qaic_device *qdev, u32 dbc_id)
struct dma_bridge_chan *dbc = &qdev->dbc[dbc_id];
dbc->usr = NULL;
- empty_xfer_list(qdev, dbc);
- synchronize_srcu(&dbc->ch_lock);
- /*
- * Threads holding channel lock, may add more elements in the xfer_list.
- * Flush out these elements from xfer_list.
- */
- empty_xfer_list(qdev, dbc);
+ sync_empty_xfer_list(qdev, dbc);
}
void release_dbc(struct qaic_device *qdev, u32 dbc_id)
@@ -1994,3 +2043,30 @@ void qaic_data_get_fifo_info(struct dma_bridge_chan *dbc, u32 *head, u32 *tail)
*head = readl(dbc->dbc_base + REQHP_OFF);
*tail = readl(dbc->dbc_base + REQTP_OFF);
}
+
+/*
+ * qaic_dbc_enter_ssr - Prepare to enter in sub system reset(SSR) for given DBC ID.
+ * @qdev: qaic device handle
+ * @dbc_id: ID of the DBC which will enter SSR
+ *
+ * The device will automatically deactivate the workload as not
+ * all errors can be silently recovered. The user will be
+ * notified and will need to decide the required recovery
+ * action to take.
+ */
+void qaic_dbc_enter_ssr(struct qaic_device *qdev, u32 dbc_id)
+{
+ qdev->ssr_dbc = dbc_id;
+ release_dbc(qdev, dbc_id);
+}
+
+/*
+ * qaic_dbc_exit_ssr - Prepare to exit from sub system reset(SSR) for given DBC ID.
+ * @qdev: qaic device handle
+ *
+ * The DBC returns to an operational state and begins accepting work after exiting SSR.
+ */
+void qaic_dbc_exit_ssr(struct qaic_device *qdev)
+{
+ qdev->ssr_dbc = QAIC_SSR_DBC_SENTINEL;
+}
diff --git a/drivers/accel/qaic/qaic_debugfs.c b/drivers/accel/qaic/qaic_debugfs.c
index a991b8198dc4..8dc4fe5bb560 100644
--- a/drivers/accel/qaic/qaic_debugfs.c
+++ b/drivers/accel/qaic/qaic_debugfs.c
@@ -218,6 +218,9 @@ static int qaic_bootlog_mhi_probe(struct mhi_device *mhi_dev, const struct mhi_d
if (ret)
goto destroy_workqueue;
+ dev_set_drvdata(&mhi_dev->dev, qdev);
+ qdev->bootlog_ch = mhi_dev;
+
for (i = 0; i < BOOTLOG_POOL_SIZE; i++) {
msg = devm_kzalloc(&qdev->pdev->dev, sizeof(*msg), GFP_KERNEL);
if (!msg) {
@@ -233,8 +236,6 @@ static int qaic_bootlog_mhi_probe(struct mhi_device *mhi_dev, const struct mhi_d
goto mhi_unprepare;
}
- dev_set_drvdata(&mhi_dev->dev, qdev);
- qdev->bootlog_ch = mhi_dev;
return 0;
mhi_unprepare:
diff --git a/drivers/accel/qaic/qaic_drv.c b/drivers/accel/qaic/qaic_drv.c
index e31bcb0ecfc9..4c70bd949d53 100644
--- a/drivers/accel/qaic/qaic_drv.c
+++ b/drivers/accel/qaic/qaic_drv.c
@@ -30,6 +30,7 @@
#include "qaic.h"
#include "qaic_debugfs.h"
#include "qaic_ras.h"
+#include "qaic_ssr.h"
#include "qaic_timesync.h"
#include "sahara.h"
@@ -270,6 +271,13 @@ static int qaic_create_drm_device(struct qaic_device *qdev, s32 partition_id)
return ret;
}
+ ret = qaic_sysfs_init(qddev);
+ if (ret) {
+ drm_dev_unregister(drm);
+ pci_dbg(qdev->pdev, "qaic_sysfs_init failed %d\n", ret);
+ return ret;
+ }
+
qaic_debugfs_init(qddev);
return ret;
@@ -281,6 +289,7 @@ static void qaic_destroy_drm_device(struct qaic_device *qdev, s32 partition_id)
struct drm_device *drm = to_drm(qddev);
struct qaic_user *usr;
+ qaic_sysfs_remove(qddev);
drm_dev_unregister(drm);
qddev->partition_id = 0;
/*
@@ -382,6 +391,7 @@ void qaic_dev_reset_clean_local_state(struct qaic_device *qdev)
qaic_notify_reset(qdev);
/* start tearing things down */
+ qaic_clean_up_ssr(qdev);
for (i = 0; i < qdev->num_dbc; ++i)
release_dbc(qdev, i);
}
@@ -431,11 +441,18 @@ static struct qaic_device *create_qdev(struct pci_dev *pdev,
qdev->qts_wq = qaicm_wq_init(drm, "qaic_ts");
if (IS_ERR(qdev->qts_wq))
return NULL;
+ qdev->ssr_wq = qaicm_wq_init(drm, "qaic_ssr");
+ if (IS_ERR(qdev->ssr_wq))
+ return NULL;
ret = qaicm_srcu_init(drm, &qdev->dev_lock);
if (ret)
return NULL;
+ ret = qaic_ssr_init(qdev, drm);
+ if (ret)
+ pci_info(pdev, "QAIC SSR crashdump collection not supported.\n");
+
qdev->qddev = qddev;
qdev->pdev = pdev;
qddev->qdev = qdev;
@@ -454,6 +471,9 @@ static struct qaic_device *create_qdev(struct pci_dev *pdev,
return NULL;
init_waitqueue_head(&qdev->dbc[i].dbc_release);
INIT_LIST_HEAD(&qdev->dbc[i].bo_lists);
+ ret = drmm_mutex_init(drm, &qdev->dbc[i].req_lock);
+ if (ret)
+ return NULL;
}
return qdev;
@@ -542,7 +562,7 @@ static int init_msi(struct qaic_device *qdev, struct pci_dev *pdev)
qdev->dbc[i].irq = pci_irq_vector(pdev, qdev->single_msi ? 0 : i + 1);
if (!qdev->single_msi)
disable_irq_nosync(qdev->dbc[i].irq);
- INIT_WORK(&qdev->dbc[i].poll_work, irq_polling_work);
+ INIT_WORK(&qdev->dbc[i].poll_work, qaic_irq_polling_work);
}
}
@@ -657,6 +677,92 @@ static const struct pci_error_handlers qaic_pci_err_handler = {
.reset_done = qaic_pci_reset_done,
};
+static bool qaic_is_under_reset(struct qaic_device *qdev)
+{
+ int rcu_id;
+ bool ret;
+
+ rcu_id = srcu_read_lock(&qdev->dev_lock);
+ ret = qdev->dev_state != QAIC_ONLINE;
+ srcu_read_unlock(&qdev->dev_lock, rcu_id);
+ return ret;
+}
+
+static bool qaic_data_path_busy(struct qaic_device *qdev)
+{
+ bool ret = false;
+ int dev_rcu_id;
+ int i;
+
+ dev_rcu_id = srcu_read_lock(&qdev->dev_lock);
+ if (qdev->dev_state != QAIC_ONLINE) {
+ srcu_read_unlock(&qdev->dev_lock, dev_rcu_id);
+ return false;
+ }
+ for (i = 0; i < qdev->num_dbc; i++) {
+ struct dma_bridge_chan *dbc = &qdev->dbc[i];
+ unsigned long flags;
+ int ch_rcu_id;
+
+ ch_rcu_id = srcu_read_lock(&dbc->ch_lock);
+ if (!dbc->usr || !dbc->in_use) {
+ srcu_read_unlock(&dbc->ch_lock, ch_rcu_id);
+ continue;
+ }
+ spin_lock_irqsave(&dbc->xfer_lock, flags);
+ ret = !list_empty(&dbc->xfer_list);
+ spin_unlock_irqrestore(&dbc->xfer_lock, flags);
+ srcu_read_unlock(&dbc->ch_lock, ch_rcu_id);
+ if (ret)
+ break;
+ }
+ srcu_read_unlock(&qdev->dev_lock, dev_rcu_id);
+ return ret;
+}
+
+static int qaic_pm_suspend(struct device *dev)
+{
+ struct qaic_device *qdev = pci_get_drvdata(to_pci_dev(dev));
+
+ dev_dbg(dev, "Suspending..\n");
+ if (qaic_data_path_busy(qdev)) {
+ dev_dbg(dev, "Device's datapath is busy. Aborting suspend..\n");
+ return -EBUSY;
+ }
+ if (qaic_is_under_reset(qdev)) {
+ dev_dbg(dev, "Device is under reset. Aborting suspend..\n");
+ return -EBUSY;
+ }
+ qaic_mqts_ch_stop_timer(qdev->mqts_ch);
+ qaic_pci_reset_prepare(qdev->pdev);
+ pci_save_state(qdev->pdev);
+ pci_disable_device(qdev->pdev);
+ pci_set_power_state(qdev->pdev, PCI_D3hot);
+ return 0;
+}
+
+static int qaic_pm_resume(struct device *dev)
+{
+ struct qaic_device *qdev = pci_get_drvdata(to_pci_dev(dev));
+ int ret;
+
+ dev_dbg(dev, "Resuming..\n");
+ pci_set_power_state(qdev->pdev, PCI_D0);
+ pci_restore_state(qdev->pdev);
+ ret = pci_enable_device(qdev->pdev);
+ if (ret) {
+ dev_err(dev, "pci_enable_device failed on resume %d\n", ret);
+ return ret;
+ }
+ pci_set_master(qdev->pdev);
+ qaic_pci_reset_done(qdev->pdev);
+ return 0;
+}
+
+static const struct dev_pm_ops qaic_pm_ops = {
+ SYSTEM_SLEEP_PM_OPS(qaic_pm_suspend, qaic_pm_resume)
+};
+
static struct pci_driver qaic_pci_driver = {
.name = QAIC_NAME,
.id_table = qaic_ids,
@@ -664,6 +770,9 @@ static struct pci_driver qaic_pci_driver = {
.remove = qaic_pci_remove,
.shutdown = qaic_pci_shutdown,
.err_handler = &qaic_pci_err_handler,
+ .driver = {
+ .pm = pm_sleep_ptr(&qaic_pm_ops),
+ },
};
static int __init qaic_init(void)
@@ -699,9 +808,16 @@ static int __init qaic_init(void)
ret = qaic_ras_register();
if (ret)
pr_debug("qaic: qaic_ras_register failed %d\n", ret);
+ ret = qaic_ssr_register();
+ if (ret) {
+ pr_debug("qaic: qaic_ssr_register failed %d\n", ret);
+ goto free_bootlog;
+ }
return 0;
+free_bootlog:
+ qaic_bootlog_unregister();
free_mhi:
mhi_driver_unregister(&qaic_mhi_driver);
free_pci:
@@ -727,6 +843,7 @@ static void __exit qaic_exit(void)
* reinitializing the link_up state after the cleanup is done.
*/
link_up = true;
+ qaic_ssr_unregister();
qaic_ras_unregister();
qaic_bootlog_unregister();
qaic_timesync_deinit();
diff --git a/drivers/accel/qaic/qaic_ras.c b/drivers/accel/qaic/qaic_ras.c
index 914ffc4a9970..f1d52a710136 100644
--- a/drivers/accel/qaic/qaic_ras.c
+++ b/drivers/accel/qaic/qaic_ras.c
@@ -514,21 +514,21 @@ static ssize_t ce_count_show(struct device *dev, struct device_attribute *attr,
{
struct qaic_device *qdev = pci_get_drvdata(to_pci_dev(dev));
- return snprintf(buf, PAGE_SIZE, "%d\n", qdev->ce_count);
+ return sysfs_emit(buf, "%d\n", qdev->ce_count);
}
static ssize_t ue_count_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qaic_device *qdev = pci_get_drvdata(to_pci_dev(dev));
- return snprintf(buf, PAGE_SIZE, "%d\n", qdev->ue_count);
+ return sysfs_emit(buf, "%d\n", qdev->ue_count);
}
static ssize_t ue_nonfatal_count_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qaic_device *qdev = pci_get_drvdata(to_pci_dev(dev));
- return snprintf(buf, PAGE_SIZE, "%d\n", qdev->ue_nf_count);
+ return sysfs_emit(buf, "%d\n", qdev->ue_nf_count);
}
static DEVICE_ATTR_RO(ce_count);
diff --git a/drivers/accel/qaic/qaic_ssr.c b/drivers/accel/qaic/qaic_ssr.c
new file mode 100644
index 000000000000..9b662d690371
--- /dev/null
+++ b/drivers/accel/qaic/qaic_ssr.c
@@ -0,0 +1,815 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+/* Copyright (c) 2020-2021, The Linux Foundation. All rights reserved. */
+/* Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */
+
+#include <asm/byteorder.h>
+#include <drm/drm_file.h>
+#include <drm/drm_managed.h>
+#include <linux/devcoredump.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/mhi.h>
+#include <linux/workqueue.h>
+
+#include "qaic.h"
+#include "qaic_ssr.h"
+
+#define SSR_RESP_MSG_SZ 32
+#define SSR_MHI_BUF_SIZE SZ_64K
+#define SSR_MEM_READ_DATA_SIZE ((u64)SSR_MHI_BUF_SIZE - sizeof(struct ssr_crashdump))
+#define SSR_MEM_READ_CHUNK_SIZE ((u64)SSR_MEM_READ_DATA_SIZE - sizeof(struct ssr_memory_read_rsp))
+
+#define DEBUG_TRANSFER_INFO BIT(0)
+#define DEBUG_TRANSFER_INFO_RSP BIT(1)
+#define MEMORY_READ BIT(2)
+#define MEMORY_READ_RSP BIT(3)
+#define DEBUG_TRANSFER_DONE BIT(4)
+#define DEBUG_TRANSFER_DONE_RSP BIT(5)
+#define SSR_EVENT BIT(8)
+#define SSR_EVENT_RSP BIT(9)
+
+#define SSR_EVENT_NACK BIT(0)
+#define BEFORE_SHUTDOWN BIT(1)
+#define AFTER_SHUTDOWN BIT(2)
+#define BEFORE_POWER_UP BIT(3)
+#define AFTER_POWER_UP BIT(4)
+
+struct debug_info_table {
+ /* Save preferences. Default is mandatory */
+ u64 save_perf;
+ /* Base address of the debug region */
+ u64 mem_base;
+ /* Size of debug region in bytes */
+ u64 len;
+ /* Description */
+ char desc[20];
+ /* Filename of debug region */
+ char filename[20];
+};
+
+struct _ssr_hdr {
+ __le32 cmd;
+ __le32 len;
+ __le32 dbc_id;
+};
+
+struct ssr_hdr {
+ u32 cmd;
+ u32 len;
+ u32 dbc_id;
+};
+
+struct ssr_debug_transfer_info {
+ struct ssr_hdr hdr;
+ u32 resv;
+ u64 tbl_addr;
+ u64 tbl_len;
+} __packed;
+
+struct ssr_debug_transfer_info_rsp {
+ struct _ssr_hdr hdr;
+ __le32 ret;
+} __packed;
+
+struct ssr_memory_read {
+ struct _ssr_hdr hdr;
+ __le32 resv;
+ __le64 addr;
+ __le64 len;
+} __packed;
+
+struct ssr_memory_read_rsp {
+ struct _ssr_hdr hdr;
+ __le32 resv;
+ u8 data[];
+} __packed;
+
+struct ssr_debug_transfer_done {
+ struct _ssr_hdr hdr;
+ __le32 resv;
+} __packed;
+
+struct ssr_debug_transfer_done_rsp {
+ struct _ssr_hdr hdr;
+ __le32 ret;
+} __packed;
+
+struct ssr_event {
+ struct ssr_hdr hdr;
+ u32 event;
+} __packed;
+
+struct ssr_event_rsp {
+ struct _ssr_hdr hdr;
+ __le32 event;
+} __packed;
+
+struct ssr_resp {
+ /* Work struct to schedule work coming on QAIC_SSR channel */
+ struct work_struct work;
+ /* Root struct of device, used to access device resources */
+ struct qaic_device *qdev;
+ /* Buffer used by MHI for transfer requests */
+ u8 data[] __aligned(8);
+};
+
+/* SSR crashdump book keeping structure */
+struct ssr_dump_info {
+ /* DBC associated with this SSR crashdump */
+ struct dma_bridge_chan *dbc;
+ /*
+ * It will be used when we complete the crashdump download and switch
+ * to waiting on SSR events
+ */
+ struct ssr_resp *resp;
+ /* MEMORY READ request MHI buffer.*/
+ struct ssr_memory_read *read_buf_req;
+ /* TRUE: ->read_buf_req is queued for MHI transaction. FALSE: Otherwise */
+ bool read_buf_req_queued;
+ /* Address of table in host */
+ void *tbl_addr;
+ /* Total size of table */
+ u64 tbl_len;
+ /* Offset of table(->tbl_addr) where the new chunk will be dumped */
+ u64 tbl_off;
+ /* Address of table in device/target */
+ u64 tbl_addr_dev;
+ /* Ptr to the entire dump */
+ void *dump_addr;
+ /* Entire crashdump size */
+ u64 dump_sz;
+ /* Offset of crashdump(->dump_addr) where the new chunk will be dumped */
+ u64 dump_off;
+ /* Points to the table entry we are currently downloading */
+ struct debug_info_table *tbl_ent;
+ /* Offset in the current table entry(->tbl_ent) for next chuck */
+ u64 tbl_ent_off;
+};
+
+struct ssr_crashdump {
+ /*
+ * Points to a book keeping struct maintained by MHI SSR device while
+ * downloading a SSR crashdump. It is NULL when crashdump downloading
+ * not in progress.
+ */
+ struct ssr_dump_info *dump_info;
+ /* Work struct to schedule work coming on QAIC_SSR channel */
+ struct work_struct work;
+ /* Root struct of device, used to access device resources */
+ struct qaic_device *qdev;
+ /* Buffer used by MHI for transfer requests */
+ u8 data[];
+};
+
+#define QAIC_SSR_DUMP_V1_MAGIC 0x1234567890abcdef
+#define QAIC_SSR_DUMP_V1_VER 1
+struct dump_file_meta {
+ u64 magic;
+ u64 version;
+ u64 size; /* Total size of the entire dump */
+ u64 tbl_len; /* Length of the table in byte */
+};
+
+/*
+ * Layout of crashdump
+ * +------------------------------------------+
+ * | Crashdump Meta structure |
+ * | type: struct dump_file_meta |
+ * +------------------------------------------+
+ * | Crashdump Table |
+ * | type: array of struct debug_info_table |
+ * | |
+ * | |
+ * | |
+ * +------------------------------------------+
+ * | Crashdump |
+ * | |
+ * | |
+ * | |
+ * | |
+ * | |
+ * +------------------------------------------+
+ */
+
+static void free_ssr_dump_info(struct ssr_crashdump *ssr_crash)
+{
+ struct ssr_dump_info *dump_info = ssr_crash->dump_info;
+
+ ssr_crash->dump_info = NULL;
+ if (!dump_info)
+ return;
+ if (!dump_info->read_buf_req_queued)
+ kfree(dump_info->read_buf_req);
+ vfree(dump_info->tbl_addr);
+ vfree(dump_info->dump_addr);
+ kfree(dump_info);
+}
+
+void qaic_clean_up_ssr(struct qaic_device *qdev)
+{
+ struct ssr_crashdump *ssr_crash = qdev->ssr_mhi_buf;
+
+ if (!ssr_crash)
+ return;
+
+ qaic_dbc_exit_ssr(qdev);
+ free_ssr_dump_info(ssr_crash);
+}
+
+static int alloc_dump(struct ssr_dump_info *dump_info)
+{
+ struct debug_info_table *tbl_ent = dump_info->tbl_addr;
+ struct dump_file_meta *dump_meta;
+ u64 tbl_sz_lp = 0;
+ u64 dump_size = 0;
+
+ while (tbl_sz_lp < dump_info->tbl_len) {
+ le64_to_cpus(&tbl_ent->save_perf);
+ le64_to_cpus(&tbl_ent->mem_base);
+ le64_to_cpus(&tbl_ent->len);
+
+ if (tbl_ent->len == 0)
+ return -EINVAL;
+
+ dump_size += tbl_ent->len;
+ tbl_ent++;
+ tbl_sz_lp += sizeof(*tbl_ent);
+ }
+
+ dump_info->dump_sz = dump_size + dump_info->tbl_len + sizeof(*dump_meta);
+ dump_info->dump_addr = vzalloc(dump_info->dump_sz);
+ if (!dump_info->dump_addr)
+ return -ENOMEM;
+
+ /* Copy crashdump meta and table */
+ dump_meta = dump_info->dump_addr;
+ dump_meta->magic = QAIC_SSR_DUMP_V1_MAGIC;
+ dump_meta->version = QAIC_SSR_DUMP_V1_VER;
+ dump_meta->size = dump_info->dump_sz;
+ dump_meta->tbl_len = dump_info->tbl_len;
+ memcpy(dump_info->dump_addr + sizeof(*dump_meta), dump_info->tbl_addr, dump_info->tbl_len);
+ /* Offset by crashdump meta and table (copied above) */
+ dump_info->dump_off = dump_info->tbl_len + sizeof(*dump_meta);
+
+ return 0;
+}
+
+static int send_xfer_done(struct qaic_device *qdev, void *resp, u32 dbc_id)
+{
+ struct ssr_debug_transfer_done *xfer_done;
+ int ret;
+
+ xfer_done = kmalloc(sizeof(*xfer_done), GFP_KERNEL);
+ if (!xfer_done) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ret = mhi_queue_buf(qdev->ssr_ch, DMA_FROM_DEVICE, resp, SSR_RESP_MSG_SZ, MHI_EOT);
+ if (ret)
+ goto free_xfer_done;
+
+ xfer_done->hdr.cmd = cpu_to_le32(DEBUG_TRANSFER_DONE);
+ xfer_done->hdr.len = cpu_to_le32(sizeof(*xfer_done));
+ xfer_done->hdr.dbc_id = cpu_to_le32(dbc_id);
+
+ ret = mhi_queue_buf(qdev->ssr_ch, DMA_TO_DEVICE, xfer_done, sizeof(*xfer_done), MHI_EOT);
+ if (ret)
+ goto free_xfer_done;
+
+ return 0;
+
+free_xfer_done:
+ kfree(xfer_done);
+out:
+ return ret;
+}
+
+static int mem_read_req(struct qaic_device *qdev, u64 dest_addr, u64 dest_len)
+{
+ struct ssr_crashdump *ssr_crash = qdev->ssr_mhi_buf;
+ struct ssr_memory_read *read_buf_req;
+ struct ssr_dump_info *dump_info;
+ int ret;
+
+ dump_info = ssr_crash->dump_info;
+ ret = mhi_queue_buf(qdev->ssr_ch, DMA_FROM_DEVICE, ssr_crash->data, SSR_MEM_READ_DATA_SIZE,
+ MHI_EOT);
+ if (ret)
+ goto out;
+
+ read_buf_req = dump_info->read_buf_req;
+ read_buf_req->hdr.cmd = cpu_to_le32(MEMORY_READ);
+ read_buf_req->hdr.len = cpu_to_le32(sizeof(*read_buf_req));
+ read_buf_req->hdr.dbc_id = cpu_to_le32(qdev->ssr_dbc);
+ read_buf_req->addr = cpu_to_le64(dest_addr);
+ read_buf_req->len = cpu_to_le64(dest_len);
+
+ ret = mhi_queue_buf(qdev->ssr_ch, DMA_TO_DEVICE, read_buf_req, sizeof(*read_buf_req),
+ MHI_EOT);
+ if (!ret)
+ dump_info->read_buf_req_queued = true;
+
+out:
+ return ret;
+}
+
+static int ssr_copy_table(struct ssr_dump_info *dump_info, void *data, u64 len)
+{
+ if (len > dump_info->tbl_len - dump_info->tbl_off)
+ return -EINVAL;
+
+ memcpy(dump_info->tbl_addr + dump_info->tbl_off, data, len);
+ dump_info->tbl_off += len;
+
+ /* Entire table has been downloaded, alloc dump memory */
+ if (dump_info->tbl_off == dump_info->tbl_len) {
+ dump_info->tbl_ent = dump_info->tbl_addr;
+ return alloc_dump(dump_info);
+ }
+
+ return 0;
+}
+
+static int ssr_copy_dump(struct ssr_dump_info *dump_info, void *data, u64 len)
+{
+ struct debug_info_table *tbl_ent;
+
+ tbl_ent = dump_info->tbl_ent;
+
+ if (len > tbl_ent->len - dump_info->tbl_ent_off)
+ return -EINVAL;
+
+ memcpy(dump_info->dump_addr + dump_info->dump_off, data, len);
+ dump_info->dump_off += len;
+ dump_info->tbl_ent_off += len;
+
+ /*
+ * Current segment (a entry in table) of the crashdump is complete,
+ * move to next one
+ */
+ if (tbl_ent->len == dump_info->tbl_ent_off) {
+ dump_info->tbl_ent++;
+ dump_info->tbl_ent_off = 0;
+ }
+
+ return 0;
+}
+
+static void ssr_dump_worker(struct work_struct *work)
+{
+ struct ssr_crashdump *ssr_crash = container_of(work, struct ssr_crashdump, work);
+ struct qaic_device *qdev = ssr_crash->qdev;
+ struct ssr_memory_read_rsp *mem_rd_resp;
+ struct debug_info_table *tbl_ent;
+ struct ssr_dump_info *dump_info;
+ u64 dest_addr, dest_len;
+ struct _ssr_hdr *_hdr;
+ struct ssr_hdr hdr;
+ u64 data_len;
+ int ret;
+
+ mem_rd_resp = (struct ssr_memory_read_rsp *)ssr_crash->data;
+ _hdr = &mem_rd_resp->hdr;
+ hdr.cmd = le32_to_cpu(_hdr->cmd);
+ hdr.len = le32_to_cpu(_hdr->len);
+ hdr.dbc_id = le32_to_cpu(_hdr->dbc_id);
+
+ if (hdr.dbc_id != qdev->ssr_dbc)
+ goto reset_device;
+
+ dump_info = ssr_crash->dump_info;
+ if (!dump_info)
+ goto reset_device;
+
+ if (hdr.cmd != MEMORY_READ_RSP)
+ goto free_dump_info;
+
+ if (hdr.len > SSR_MEM_READ_DATA_SIZE)
+ goto free_dump_info;
+
+ data_len = hdr.len - sizeof(*mem_rd_resp);
+
+ if (dump_info->tbl_off < dump_info->tbl_len) /* Chunk belongs to table */
+ ret = ssr_copy_table(dump_info, mem_rd_resp->data, data_len);
+ else /* Chunk belongs to crashdump */
+ ret = ssr_copy_dump(dump_info, mem_rd_resp->data, data_len);
+
+ if (ret)
+ goto free_dump_info;
+
+ if (dump_info->tbl_off < dump_info->tbl_len) {
+ /* Continue downloading table */
+ dest_addr = dump_info->tbl_addr_dev + dump_info->tbl_off;
+ dest_len = min(SSR_MEM_READ_CHUNK_SIZE, dump_info->tbl_len - dump_info->tbl_off);
+ ret = mem_read_req(qdev, dest_addr, dest_len);
+ } else if (dump_info->dump_off < dump_info->dump_sz) {
+ /* Continue downloading crashdump */
+ tbl_ent = dump_info->tbl_ent;
+ dest_addr = tbl_ent->mem_base + dump_info->tbl_ent_off;
+ dest_len = min(SSR_MEM_READ_CHUNK_SIZE, tbl_ent->len - dump_info->tbl_ent_off);
+ ret = mem_read_req(qdev, dest_addr, dest_len);
+ } else {
+ /* Crashdump download complete */
+ ret = send_xfer_done(qdev, dump_info->resp->data, hdr.dbc_id);
+ }
+
+ /* Most likely a MHI xfer has failed */
+ if (ret)
+ goto free_dump_info;
+
+ return;
+
+free_dump_info:
+ /* Free the allocated memory */
+ free_ssr_dump_info(ssr_crash);
+reset_device:
+ /*
+ * After subsystem crashes in device crashdump collection begins but
+ * something went wrong while collecting crashdump, now instead of
+ * handling this error we just reset the device as the best effort has
+ * been made
+ */
+ mhi_soc_reset(qdev->mhi_cntrl);
+}
+
+static struct ssr_dump_info *alloc_dump_info(struct qaic_device *qdev,
+ struct ssr_debug_transfer_info *debug_info)
+{
+ struct ssr_dump_info *dump_info;
+ int ret;
+
+ le64_to_cpus(&debug_info->tbl_len);
+ le64_to_cpus(&debug_info->tbl_addr);
+
+ if (debug_info->tbl_len == 0 ||
+ debug_info->tbl_len % sizeof(struct debug_info_table) != 0) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ /* Allocate SSR crashdump book keeping structure */
+ dump_info = kzalloc(sizeof(*dump_info), GFP_KERNEL);
+ if (!dump_info) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* Buffer used to send MEMORY READ request to device via MHI */
+ dump_info->read_buf_req = kzalloc(sizeof(*dump_info->read_buf_req), GFP_KERNEL);
+ if (!dump_info->read_buf_req) {
+ ret = -ENOMEM;
+ goto free_dump_info;
+ }
+
+ /* Crashdump meta table buffer */
+ dump_info->tbl_addr = vzalloc(debug_info->tbl_len);
+ if (!dump_info->tbl_addr) {
+ ret = -ENOMEM;
+ goto free_read_buf_req;
+ }
+
+ dump_info->tbl_addr_dev = debug_info->tbl_addr;
+ dump_info->tbl_len = debug_info->tbl_len;
+
+ return dump_info;
+
+free_read_buf_req:
+ kfree(dump_info->read_buf_req);
+free_dump_info:
+ kfree(dump_info);
+out:
+ return ERR_PTR(ret);
+}
+
+static int dbg_xfer_info_rsp(struct qaic_device *qdev, struct dma_bridge_chan *dbc,
+ struct ssr_debug_transfer_info *debug_info)
+{
+ struct ssr_debug_transfer_info_rsp *debug_rsp;
+ struct ssr_crashdump *ssr_crash = NULL;
+ int ret = 0, ret2;
+
+ debug_rsp = kmalloc(sizeof(*debug_rsp), GFP_KERNEL);
+ if (!debug_rsp)
+ return -ENOMEM;
+
+ if (!qdev->ssr_mhi_buf) {
+ ret = -ENOMEM;
+ goto send_rsp;
+ }
+
+ if (dbc->state != DBC_STATE_BEFORE_POWER_UP) {
+ ret = -EINVAL;
+ goto send_rsp;
+ }
+
+ ssr_crash = qdev->ssr_mhi_buf;
+ ssr_crash->dump_info = alloc_dump_info(qdev, debug_info);
+ if (IS_ERR(ssr_crash->dump_info)) {
+ ret = PTR_ERR(ssr_crash->dump_info);
+ ssr_crash->dump_info = NULL;
+ }
+
+send_rsp:
+ debug_rsp->hdr.cmd = cpu_to_le32(DEBUG_TRANSFER_INFO_RSP);
+ debug_rsp->hdr.len = cpu_to_le32(sizeof(*debug_rsp));
+ debug_rsp->hdr.dbc_id = cpu_to_le32(dbc->id);
+ /*
+ * 0 = Return an ACK confirming the host is ready to download crashdump
+ * 1 = Return an NACK confirming the host is not ready to download crashdump
+ */
+ debug_rsp->ret = cpu_to_le32(ret ? 1 : 0);
+
+ ret2 = mhi_queue_buf(qdev->ssr_ch, DMA_TO_DEVICE, debug_rsp, sizeof(*debug_rsp), MHI_EOT);
+ if (ret2) {
+ free_ssr_dump_info(ssr_crash);
+ kfree(debug_rsp);
+ return ret2;
+ }
+
+ return ret;
+}
+
+static void dbg_xfer_done_rsp(struct qaic_device *qdev, struct dma_bridge_chan *dbc,
+ struct ssr_debug_transfer_done_rsp *xfer_rsp)
+{
+ struct ssr_crashdump *ssr_crash = qdev->ssr_mhi_buf;
+ u32 status = le32_to_cpu(xfer_rsp->ret);
+ struct device *dev = &qdev->pdev->dev;
+ struct ssr_dump_info *dump_info;
+
+ dump_info = ssr_crash->dump_info;
+ if (!dump_info)
+ return;
+
+ if (status) {
+ free_ssr_dump_info(ssr_crash);
+ return;
+ }
+
+ dev_coredumpv(dev, dump_info->dump_addr, dump_info->dump_sz, GFP_KERNEL);
+ /* dev_coredumpv will free dump_info->dump_addr */
+ dump_info->dump_addr = NULL;
+ free_ssr_dump_info(ssr_crash);
+}
+
+static void ssr_worker(struct work_struct *work)
+{
+ struct ssr_resp *resp = container_of(work, struct ssr_resp, work);
+ struct ssr_hdr *hdr = (struct ssr_hdr *)resp->data;
+ struct ssr_dump_info *dump_info = NULL;
+ struct qaic_device *qdev = resp->qdev;
+ struct ssr_crashdump *ssr_crash;
+ struct ssr_event_rsp *event_rsp;
+ struct dma_bridge_chan *dbc;
+ struct ssr_event *event;
+ u32 ssr_event_ack;
+ int ret;
+
+ le32_to_cpus(&hdr->cmd);
+ le32_to_cpus(&hdr->len);
+ le32_to_cpus(&hdr->dbc_id);
+
+ if (hdr->len > SSR_RESP_MSG_SZ)
+ goto out;
+
+ if (hdr->dbc_id >= qdev->num_dbc)
+ goto out;
+
+ dbc = &qdev->dbc[hdr->dbc_id];
+
+ switch (hdr->cmd) {
+ case DEBUG_TRANSFER_INFO:
+ ret = dbg_xfer_info_rsp(qdev, dbc, (struct ssr_debug_transfer_info *)resp->data);
+ if (ret)
+ break;
+
+ ssr_crash = qdev->ssr_mhi_buf;
+ dump_info = ssr_crash->dump_info;
+ dump_info->dbc = dbc;
+ dump_info->resp = resp;
+
+ /* Start by downloading debug table */
+ ret = mem_read_req(qdev, dump_info->tbl_addr_dev,
+ min(dump_info->tbl_len, SSR_MEM_READ_CHUNK_SIZE));
+ if (ret) {
+ free_ssr_dump_info(ssr_crash);
+ break;
+ }
+
+ /*
+ * Till now everything went fine, which means that we will be
+ * collecting crashdump chunk by chunk. Do not queue a response
+ * buffer for SSR cmds till the crashdump is complete.
+ */
+ return;
+ case SSR_EVENT:
+ event = (struct ssr_event *)hdr;
+ le32_to_cpus(&event->event);
+ ssr_event_ack = event->event;
+ ssr_crash = qdev->ssr_mhi_buf;
+
+ switch (event->event) {
+ case BEFORE_SHUTDOWN:
+ set_dbc_state(qdev, hdr->dbc_id, DBC_STATE_BEFORE_SHUTDOWN);
+ qaic_dbc_enter_ssr(qdev, hdr->dbc_id);
+ break;
+ case AFTER_SHUTDOWN:
+ set_dbc_state(qdev, hdr->dbc_id, DBC_STATE_AFTER_SHUTDOWN);
+ break;
+ case BEFORE_POWER_UP:
+ set_dbc_state(qdev, hdr->dbc_id, DBC_STATE_BEFORE_POWER_UP);
+ break;
+ case AFTER_POWER_UP:
+ /*
+ * If dump info is a non NULL value it means that we
+ * have received this SSR event while downloading a
+ * crashdump for this DBC is still in progress. NACK
+ * the SSR event
+ */
+ if (ssr_crash && ssr_crash->dump_info) {
+ free_ssr_dump_info(ssr_crash);
+ ssr_event_ack = SSR_EVENT_NACK;
+ break;
+ }
+
+ set_dbc_state(qdev, hdr->dbc_id, DBC_STATE_AFTER_POWER_UP);
+ break;
+ default:
+ break;
+ }
+
+ event_rsp = kmalloc(sizeof(*event_rsp), GFP_KERNEL);
+ if (!event_rsp)
+ break;
+
+ event_rsp->hdr.cmd = cpu_to_le32(SSR_EVENT_RSP);
+ event_rsp->hdr.len = cpu_to_le32(sizeof(*event_rsp));
+ event_rsp->hdr.dbc_id = cpu_to_le32(hdr->dbc_id);
+ event_rsp->event = cpu_to_le32(ssr_event_ack);
+
+ ret = mhi_queue_buf(qdev->ssr_ch, DMA_TO_DEVICE, event_rsp, sizeof(*event_rsp),
+ MHI_EOT);
+ if (ret)
+ kfree(event_rsp);
+
+ if (event->event == AFTER_POWER_UP && ssr_event_ack != SSR_EVENT_NACK) {
+ qaic_dbc_exit_ssr(qdev);
+ set_dbc_state(qdev, hdr->dbc_id, DBC_STATE_IDLE);
+ }
+
+ break;
+ case DEBUG_TRANSFER_DONE_RSP:
+ dbg_xfer_done_rsp(qdev, dbc, (struct ssr_debug_transfer_done_rsp *)hdr);
+ break;
+ default:
+ break;
+ }
+
+out:
+ ret = mhi_queue_buf(qdev->ssr_ch, DMA_FROM_DEVICE, resp->data, SSR_RESP_MSG_SZ, MHI_EOT);
+ if (ret)
+ kfree(resp);
+}
+
+static int qaic_ssr_mhi_probe(struct mhi_device *mhi_dev, const struct mhi_device_id *id)
+{
+ struct qaic_device *qdev = pci_get_drvdata(to_pci_dev(mhi_dev->mhi_cntrl->cntrl_dev));
+ struct ssr_resp *resp;
+ int ret;
+
+ ret = mhi_prepare_for_transfer(mhi_dev);
+ if (ret)
+ return ret;
+
+ resp = kzalloc(sizeof(*resp) + SSR_RESP_MSG_SZ, GFP_KERNEL);
+ if (!resp) {
+ mhi_unprepare_from_transfer(mhi_dev);
+ return -ENOMEM;
+ }
+
+ resp->qdev = qdev;
+ INIT_WORK(&resp->work, ssr_worker);
+
+ ret = mhi_queue_buf(mhi_dev, DMA_FROM_DEVICE, resp->data, SSR_RESP_MSG_SZ, MHI_EOT);
+ if (ret) {
+ kfree(resp);
+ mhi_unprepare_from_transfer(mhi_dev);
+ return ret;
+ }
+
+ dev_set_drvdata(&mhi_dev->dev, qdev);
+ qdev->ssr_ch = mhi_dev;
+
+ return 0;
+}
+
+static void qaic_ssr_mhi_remove(struct mhi_device *mhi_dev)
+{
+ struct qaic_device *qdev;
+
+ qdev = dev_get_drvdata(&mhi_dev->dev);
+ mhi_unprepare_from_transfer(qdev->ssr_ch);
+ qdev->ssr_ch = NULL;
+}
+
+static void qaic_ssr_mhi_ul_xfer_cb(struct mhi_device *mhi_dev, struct mhi_result *mhi_result)
+{
+ struct qaic_device *qdev = dev_get_drvdata(&mhi_dev->dev);
+ struct ssr_crashdump *ssr_crash = qdev->ssr_mhi_buf;
+ struct _ssr_hdr *hdr = mhi_result->buf_addr;
+ struct ssr_dump_info *dump_info;
+
+ if (mhi_result->transaction_status) {
+ kfree(mhi_result->buf_addr);
+ return;
+ }
+
+ /*
+ * MEMORY READ is used to download crashdump. And crashdump is
+ * downloaded chunk by chunk in a series of MEMORY READ SSR commands.
+ * Hence to avoid too many kmalloc() and kfree() of the same MEMORY READ
+ * request buffer, we allocate only one such buffer and free it only
+ * once.
+ */
+ if (le32_to_cpu(hdr->cmd) == MEMORY_READ) {
+ dump_info = ssr_crash->dump_info;
+ if (dump_info) {
+ dump_info->read_buf_req_queued = false;
+ return;
+ }
+ }
+
+ kfree(mhi_result->buf_addr);
+}
+
+static void qaic_ssr_mhi_dl_xfer_cb(struct mhi_device *mhi_dev, struct mhi_result *mhi_result)
+{
+ struct ssr_resp *resp = container_of(mhi_result->buf_addr, struct ssr_resp, data);
+ struct qaic_device *qdev = dev_get_drvdata(&mhi_dev->dev);
+ struct ssr_crashdump *ssr_crash = qdev->ssr_mhi_buf;
+ bool memory_read_rsp = false;
+
+ if (ssr_crash && ssr_crash->data == mhi_result->buf_addr)
+ memory_read_rsp = true;
+
+ if (mhi_result->transaction_status) {
+ /* Do not free SSR crashdump buffer as it allocated via managed APIs */
+ if (!memory_read_rsp)
+ kfree(resp);
+ return;
+ }
+
+ if (memory_read_rsp)
+ queue_work(qdev->ssr_wq, &ssr_crash->work);
+ else
+ queue_work(qdev->ssr_wq, &resp->work);
+}
+
+static const struct mhi_device_id qaic_ssr_mhi_match_table[] = {
+ { .chan = "QAIC_SSR", },
+ {},
+};
+
+static struct mhi_driver qaic_ssr_mhi_driver = {
+ .id_table = qaic_ssr_mhi_match_table,
+ .remove = qaic_ssr_mhi_remove,
+ .probe = qaic_ssr_mhi_probe,
+ .ul_xfer_cb = qaic_ssr_mhi_ul_xfer_cb,
+ .dl_xfer_cb = qaic_ssr_mhi_dl_xfer_cb,
+ .driver = {
+ .name = "qaic_ssr",
+ },
+};
+
+int qaic_ssr_init(struct qaic_device *qdev, struct drm_device *drm)
+{
+ struct ssr_crashdump *ssr_crash;
+
+ qdev->ssr_dbc = QAIC_SSR_DBC_SENTINEL;
+
+ /*
+ * Device requests only one SSR at a time. So allocating only one
+ * buffer to download crashdump is good enough.
+ */
+ ssr_crash = drmm_kzalloc(drm, SSR_MHI_BUF_SIZE, GFP_KERNEL);
+ if (!ssr_crash)
+ return -ENOMEM;
+
+ ssr_crash->qdev = qdev;
+ INIT_WORK(&ssr_crash->work, ssr_dump_worker);
+ qdev->ssr_mhi_buf = ssr_crash;
+
+ return 0;
+}
+
+int qaic_ssr_register(void)
+{
+ return mhi_driver_register(&qaic_ssr_mhi_driver);
+}
+
+void qaic_ssr_unregister(void)
+{
+ mhi_driver_unregister(&qaic_ssr_mhi_driver);
+}
diff --git a/drivers/accel/qaic/qaic_ssr.h b/drivers/accel/qaic/qaic_ssr.h
new file mode 100644
index 000000000000..97ccff305750
--- /dev/null
+++ b/drivers/accel/qaic/qaic_ssr.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0-only
+ *
+ * Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2021, 2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef __QAIC_SSR_H__
+#define __QAIC_SSR_H__
+
+struct drm_device;
+struct qaic_device;
+
+int qaic_ssr_register(void);
+void qaic_ssr_unregister(void);
+void qaic_clean_up_ssr(struct qaic_device *qdev);
+int qaic_ssr_init(struct qaic_device *qdev, struct drm_device *drm);
+#endif /* __QAIC_SSR_H__ */
diff --git a/drivers/accel/qaic/qaic_sysfs.c b/drivers/accel/qaic/qaic_sysfs.c
new file mode 100644
index 000000000000..e0afb0ffb589
--- /dev/null
+++ b/drivers/accel/qaic/qaic_sysfs.c
@@ -0,0 +1,109 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+/* Copyright (c) 2020-2025, The Linux Foundation. All rights reserved. */
+
+#include <drm/drm_file.h>
+#include <drm/drm_managed.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/kobject.h>
+#include <linux/mutex.h>
+#include <linux/sysfs.h>
+
+#include "qaic.h"
+
+#define NAME_LEN 14
+
+struct dbc_attribute {
+ struct device_attribute dev_attr;
+ u32 dbc_id;
+ char name[NAME_LEN];
+};
+
+static ssize_t dbc_state_show(struct device *dev, struct device_attribute *a, char *buf)
+{
+ struct dbc_attribute *dbc_attr = container_of(a, struct dbc_attribute, dev_attr);
+ struct drm_minor *minor = dev_get_drvdata(dev);
+ struct qaic_device *qdev;
+
+ qdev = to_qaic_device(minor->dev);
+ return sysfs_emit(buf, "%d\n", qdev->dbc[dbc_attr->dbc_id].state);
+}
+
+void set_dbc_state(struct qaic_device *qdev, u32 dbc_id, unsigned int state)
+{
+ struct device *kdev = to_accel_kdev(qdev->qddev);
+ char *envp[3] = {};
+ char state_str[16];
+ char id_str[12];
+
+ envp[0] = id_str;
+ envp[1] = state_str;
+
+ if (state >= DBC_STATE_MAX)
+ return;
+ if (dbc_id >= qdev->num_dbc)
+ return;
+ if (state == qdev->dbc[dbc_id].state)
+ return;
+
+ scnprintf(id_str, ARRAY_SIZE(id_str), "DBC_ID=%d", dbc_id);
+ scnprintf(state_str, ARRAY_SIZE(state_str), "DBC_STATE=%d", state);
+
+ qdev->dbc[dbc_id].state = state;
+ kobject_uevent_env(&kdev->kobj, KOBJ_CHANGE, envp);
+}
+
+int qaic_sysfs_init(struct qaic_drm_device *qddev)
+{
+ struct device *kdev = to_accel_kdev(qddev);
+ struct drm_device *drm = to_drm(qddev);
+ u32 num_dbc = qddev->qdev->num_dbc;
+ struct dbc_attribute *dbc_attrs;
+ int i, ret;
+
+ dbc_attrs = drmm_kcalloc(drm, num_dbc, sizeof(*dbc_attrs), GFP_KERNEL);
+ if (!dbc_attrs)
+ return -ENOMEM;
+
+ for (i = 0; i < num_dbc; ++i) {
+ struct dbc_attribute *dbc_attr = &dbc_attrs[i];
+
+ sysfs_attr_init(&dbc_attr->dev_attr.attr);
+ dbc_attr->dbc_id = i;
+ scnprintf(dbc_attr->name, NAME_LEN, "dbc%d_state", i);
+ dbc_attr->dev_attr.attr.name = dbc_attr->name;
+ dbc_attr->dev_attr.attr.mode = 0444;
+ dbc_attr->dev_attr.show = dbc_state_show;
+ ret = sysfs_create_file(&kdev->kobj, &dbc_attr->dev_attr.attr);
+ if (ret) {
+ int j;
+
+ for (j = 0; j < i; ++j) {
+ dbc_attr = &dbc_attrs[j];
+ sysfs_remove_file(&kdev->kobj, &dbc_attr->dev_attr.attr);
+ }
+ drmm_kfree(drm, dbc_attrs);
+ return ret;
+ }
+ }
+
+ qddev->sysfs_attrs = dbc_attrs;
+ return 0;
+}
+
+void qaic_sysfs_remove(struct qaic_drm_device *qddev)
+{
+ struct dbc_attribute *dbc_attrs = qddev->sysfs_attrs;
+ struct device *kdev = to_accel_kdev(qddev);
+ u32 num_dbc = qddev->qdev->num_dbc;
+ int i;
+
+ if (!dbc_attrs)
+ return;
+
+ qddev->sysfs_attrs = NULL;
+ for (i = 0; i < num_dbc; ++i)
+ sysfs_remove_file(&kdev->kobj, &dbc_attrs[i].dev_attr.attr);
+ drmm_kfree(to_drm(qddev), dbc_attrs);
+}
diff --git a/drivers/accel/qaic/qaic_timesync.c b/drivers/accel/qaic/qaic_timesync.c
index 3fac540f8e03..8af2475f4f36 100644
--- a/drivers/accel/qaic/qaic_timesync.c
+++ b/drivers/accel/qaic/qaic_timesync.c
@@ -171,6 +171,13 @@ mod_timer:
dev_err(mqtsdev->dev, "%s mod_timer error:%d\n", __func__, ret);
}
+void qaic_mqts_ch_stop_timer(struct mhi_device *mhi_dev)
+{
+ struct mqts_dev *mqtsdev = dev_get_drvdata(&mhi_dev->dev);
+
+ timer_delete_sync(&mqtsdev->timer);
+}
+
static int qaic_timesync_probe(struct mhi_device *mhi_dev, const struct mhi_device_id *id)
{
struct qaic_device *qdev = pci_get_drvdata(to_pci_dev(mhi_dev->mhi_cntrl->cntrl_dev));
@@ -206,6 +213,7 @@ static int qaic_timesync_probe(struct mhi_device *mhi_dev, const struct mhi_devi
timer->expires = jiffies + msecs_to_jiffies(timesync_delay_ms);
add_timer(timer);
dev_set_drvdata(&mhi_dev->dev, mqtsdev);
+ qdev->mqts_ch = mhi_dev;
return 0;
@@ -221,6 +229,7 @@ static void qaic_timesync_remove(struct mhi_device *mhi_dev)
{
struct mqts_dev *mqtsdev = dev_get_drvdata(&mhi_dev->dev);
+ mqtsdev->qdev->mqts_ch = NULL;
timer_delete_sync(&mqtsdev->timer);
mhi_unprepare_from_transfer(mqtsdev->mhi_dev);
kfree(mqtsdev->sync_msg);
diff --git a/drivers/accel/qaic/qaic_timesync.h b/drivers/accel/qaic/qaic_timesync.h
index 851b7acd43bb..77b9c2b55057 100644
--- a/drivers/accel/qaic/qaic_timesync.h
+++ b/drivers/accel/qaic/qaic_timesync.h
@@ -6,6 +6,9 @@
#ifndef __QAIC_TIMESYNC_H__
#define __QAIC_TIMESYNC_H__
+#include <linux/mhi.h>
+
int qaic_timesync_init(void);
void qaic_timesync_deinit(void);
+void qaic_mqts_ch_stop_timer(struct mhi_device *mhi_dev);
#endif /* __QAIC_TIMESYNC_H__ */
diff --git a/drivers/accel/qaic/sahara.c b/drivers/accel/qaic/sahara.c
index 3ebcc1f7ff58..fd3c3b2d1fd3 100644
--- a/drivers/accel/qaic/sahara.c
+++ b/drivers/accel/qaic/sahara.c
@@ -159,6 +159,7 @@ struct sahara_context {
struct sahara_packet *rx;
struct work_struct fw_work;
struct work_struct dump_work;
+ struct work_struct read_data_work;
struct mhi_device *mhi_dev;
const char * const *image_table;
u32 table_size;
@@ -174,7 +175,10 @@ struct sahara_context {
u64 dump_image_offset;
void *mem_dump_freespace;
u64 dump_images_left;
+ u32 read_data_offset;
+ u32 read_data_length;
bool is_mem_dump_mode;
+ bool non_streaming;
};
static const char * const aic100_image_table[] = {
@@ -194,6 +198,7 @@ static const char * const aic200_image_table[] = {
[23] = "qcom/aic200/aop.mbn",
[32] = "qcom/aic200/tz.mbn",
[33] = "qcom/aic200/hypvm.mbn",
+ [38] = "qcom/aic200/xbl_config.elf",
[39] = "qcom/aic200/aic200_abl.elf",
[40] = "qcom/aic200/apdp.mbn",
[41] = "qcom/aic200/devcfg.mbn",
@@ -202,6 +207,7 @@ static const char * const aic200_image_table[] = {
[49] = "qcom/aic200/shrm.elf",
[50] = "qcom/aic200/cpucp.elf",
[51] = "qcom/aic200/aop_devcfg.mbn",
+ [54] = "qcom/aic200/qupv3fw.elf",
[57] = "qcom/aic200/cpucp_dtbs.elf",
[62] = "qcom/aic200/uefi_dtbs.elf",
[63] = "qcom/aic200/xbl_ac_config.mbn",
@@ -213,9 +219,15 @@ static const char * const aic200_image_table[] = {
[69] = "qcom/aic200/dcd.mbn",
[73] = "qcom/aic200/gearvm.mbn",
[74] = "qcom/aic200/sti.bin",
- [75] = "qcom/aic200/pvs.bin",
+ [76] = "qcom/aic200/tz_qti_config.mbn",
+ [78] = "qcom/aic200/pvs.bin",
};
+static bool is_streaming(struct sahara_context *context)
+{
+ return !context->non_streaming;
+}
+
static int sahara_find_image(struct sahara_context *context, u32 image_id)
{
int ret;
@@ -265,6 +277,8 @@ static void sahara_send_reset(struct sahara_context *context)
int ret;
context->is_mem_dump_mode = false;
+ context->read_data_offset = 0;
+ context->read_data_length = 0;
context->tx[0]->cmd = cpu_to_le32(SAHARA_RESET_CMD);
context->tx[0]->length = cpu_to_le32(SAHARA_RESET_LENGTH);
@@ -319,9 +333,39 @@ static void sahara_hello(struct sahara_context *context)
dev_err(&context->mhi_dev->dev, "Unable to send hello response %d\n", ret);
}
+static int read_data_helper(struct sahara_context *context, int buf_index)
+{
+ enum mhi_flags mhi_flag;
+ u32 pkt_data_len;
+ int ret;
+
+ pkt_data_len = min(context->read_data_length, SAHARA_PACKET_MAX_SIZE);
+
+ memcpy(context->tx[buf_index],
+ &context->firmware->data[context->read_data_offset],
+ pkt_data_len);
+
+ context->read_data_offset += pkt_data_len;
+ context->read_data_length -= pkt_data_len;
+
+ if (is_streaming(context) || !context->read_data_length)
+ mhi_flag = MHI_EOT;
+ else
+ mhi_flag = MHI_CHAIN;
+
+ ret = mhi_queue_buf(context->mhi_dev, DMA_TO_DEVICE,
+ context->tx[buf_index], pkt_data_len, mhi_flag);
+ if (ret) {
+ dev_err(&context->mhi_dev->dev, "Unable to send read_data response %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
static void sahara_read_data(struct sahara_context *context)
{
- u32 image_id, data_offset, data_len, pkt_data_len;
+ u32 image_id, data_offset, data_len;
int ret;
int i;
@@ -357,7 +401,7 @@ static void sahara_read_data(struct sahara_context *context)
* and is not needed here on error.
*/
- if (data_len > SAHARA_TRANSFER_MAX_SIZE) {
+ if (context->non_streaming && data_len > SAHARA_TRANSFER_MAX_SIZE) {
dev_err(&context->mhi_dev->dev, "Malformed read_data packet - data len %d exceeds max xfer size %d\n",
data_len, SAHARA_TRANSFER_MAX_SIZE);
sahara_send_reset(context);
@@ -378,22 +422,18 @@ static void sahara_read_data(struct sahara_context *context)
return;
}
- for (i = 0; i < SAHARA_NUM_TX_BUF && data_len; ++i) {
- pkt_data_len = min(data_len, SAHARA_PACKET_MAX_SIZE);
-
- memcpy(context->tx[i], &context->firmware->data[data_offset], pkt_data_len);
+ context->read_data_offset = data_offset;
+ context->read_data_length = data_len;
- data_offset += pkt_data_len;
- data_len -= pkt_data_len;
+ if (is_streaming(context)) {
+ schedule_work(&context->read_data_work);
+ return;
+ }
- ret = mhi_queue_buf(context->mhi_dev, DMA_TO_DEVICE,
- context->tx[i], pkt_data_len,
- !data_len ? MHI_EOT : MHI_CHAIN);
- if (ret) {
- dev_err(&context->mhi_dev->dev, "Unable to send read_data response %d\n",
- ret);
- return;
- }
+ for (i = 0; i < SAHARA_NUM_TX_BUF && context->read_data_length; ++i) {
+ ret = read_data_helper(context, i);
+ if (ret)
+ break;
}
}
@@ -538,6 +578,7 @@ static void sahara_parse_dump_table(struct sahara_context *context)
struct sahara_memory_dump_meta_v1 *dump_meta;
u64 table_nents;
u64 dump_length;
+ u64 mul_bytes;
int ret;
u64 i;
@@ -551,8 +592,9 @@ static void sahara_parse_dump_table(struct sahara_context *context)
dev_table[i].description[SAHARA_TABLE_ENTRY_STR_LEN - 1] = 0;
dev_table[i].filename[SAHARA_TABLE_ENTRY_STR_LEN - 1] = 0;
- dump_length = size_add(dump_length, le64_to_cpu(dev_table[i].length));
- if (dump_length == SIZE_MAX) {
+ if (check_add_overflow(dump_length,
+ le64_to_cpu(dev_table[i].length),
+ &dump_length)) {
/* Discard the dump */
sahara_send_reset(context);
return;
@@ -568,14 +610,17 @@ static void sahara_parse_dump_table(struct sahara_context *context)
dev_table[i].filename);
}
- dump_length = size_add(dump_length, sizeof(*dump_meta));
- if (dump_length == SIZE_MAX) {
+ if (check_add_overflow(dump_length, (u64)sizeof(*dump_meta), &dump_length)) {
/* Discard the dump */
sahara_send_reset(context);
return;
}
- dump_length = size_add(dump_length, size_mul(sizeof(*image_out_table), table_nents));
- if (dump_length == SIZE_MAX) {
+ if (check_mul_overflow((u64)sizeof(*image_out_table), table_nents, &mul_bytes)) {
+ /* Discard the dump */
+ sahara_send_reset(context);
+ return;
+ }
+ if (check_add_overflow(dump_length, mul_bytes, &dump_length)) {
/* Discard the dump */
sahara_send_reset(context);
return;
@@ -615,7 +660,7 @@ static void sahara_parse_dump_table(struct sahara_context *context)
/* Request the first chunk of the first image */
context->dump_image = &image_out_table[0];
- dump_length = min(context->dump_image->length, SAHARA_READ_MAX_SIZE);
+ dump_length = min_t(u64, context->dump_image->length, SAHARA_READ_MAX_SIZE);
/* Avoid requesting EOI sized data so that we can identify errors */
if (dump_length == SAHARA_END_OF_IMAGE_LENGTH)
dump_length = SAHARA_END_OF_IMAGE_LENGTH / 2;
@@ -663,7 +708,7 @@ static void sahara_parse_dump_image(struct sahara_context *context)
/* Get next image chunk */
dump_length = context->dump_image->length - context->dump_image_offset;
- dump_length = min(dump_length, SAHARA_READ_MAX_SIZE);
+ dump_length = min_t(u64, dump_length, SAHARA_READ_MAX_SIZE);
/* Avoid requesting EOI sized data so that we can identify errors */
if (dump_length == SAHARA_END_OF_IMAGE_LENGTH)
dump_length = SAHARA_END_OF_IMAGE_LENGTH / 2;
@@ -742,6 +787,13 @@ error:
sahara_send_reset(context);
}
+static void sahara_read_data_processing(struct work_struct *work)
+{
+ struct sahara_context *context = container_of(work, struct sahara_context, read_data_work);
+
+ read_data_helper(context, 0);
+}
+
static int sahara_mhi_probe(struct mhi_device *mhi_dev, const struct mhi_device_id *id)
{
struct sahara_context *context;
@@ -756,34 +808,56 @@ static int sahara_mhi_probe(struct mhi_device *mhi_dev, const struct mhi_device_
if (!context->rx)
return -ENOMEM;
+ if (!strcmp(mhi_dev->mhi_cntrl->name, "AIC200")) {
+ context->image_table = aic200_image_table;
+ context->table_size = ARRAY_SIZE(aic200_image_table);
+ } else {
+ context->image_table = aic100_image_table;
+ context->table_size = ARRAY_SIZE(aic100_image_table);
+ context->non_streaming = true;
+ }
+
/*
- * AIC100 defines SAHARA_TRANSFER_MAX_SIZE as the largest value it
- * will request for READ_DATA. This is larger than
- * SAHARA_PACKET_MAX_SIZE, and we need 9x SAHARA_PACKET_MAX_SIZE to
- * cover SAHARA_TRANSFER_MAX_SIZE. When the remote side issues a
- * READ_DATA, it requires a transfer of the exact size requested. We
- * can use MHI_CHAIN to link multiple buffers into a single transfer
- * but the remote side will not consume the buffers until it sees an
- * EOT, thus we need to allocate enough buffers to put in the tx fifo
- * to cover an entire READ_DATA request of the max size.
+ * There are two firmware implementations for READ_DATA handling.
+ * The older "SBL" implementation defines a Sahara transfer size, and
+ * expects that the response is a single transport transfer. If the
+ * FW wants to transfer a file that is larger than the transfer size,
+ * the FW will issue multiple READ_DATA commands. For this
+ * implementation, we need to allocate enough buffers to contain the
+ * entire Sahara transfer size.
+ *
+ * The newer "XBL" implementation does not define a maximum transfer
+ * size and instead expects the data to be streamed over using the
+ * transport level MTU. The FW will issue a single READ_DATA command
+ * of whatever size, and consume multiple transport level transfers
+ * until the expected amount of data is consumed. For this
+ * implementation we only need a single buffer of the transport MTU
+ * but we'll need to be able to use it multiple times for a single
+ * READ_DATA request.
+ *
+ * AIC100 is the SBL implementation and defines SAHARA_TRANSFER_MAX_SIZE
+ * and we need 9x SAHARA_PACKET_MAX_SIZE to cover that. We can use
+ * MHI_CHAIN to link multiple buffers into a single transfer but the
+ * remote side will not consume the buffers until it sees an EOT, thus
+ * we need to allocate enough buffers to put in the tx fifo to cover an
+ * entire READ_DATA request of the max size.
+ *
+ * AIC200 is the XBL implementation, and so a single buffer will work.
*/
for (i = 0; i < SAHARA_NUM_TX_BUF; ++i) {
- context->tx[i] = devm_kzalloc(&mhi_dev->dev, SAHARA_PACKET_MAX_SIZE, GFP_KERNEL);
+ context->tx[i] = devm_kzalloc(&mhi_dev->dev,
+ SAHARA_PACKET_MAX_SIZE,
+ GFP_KERNEL);
if (!context->tx[i])
return -ENOMEM;
+ if (is_streaming(context))
+ break;
}
context->mhi_dev = mhi_dev;
INIT_WORK(&context->fw_work, sahara_processing);
INIT_WORK(&context->dump_work, sahara_dump_processing);
-
- if (!strcmp(mhi_dev->mhi_cntrl->name, "AIC200")) {
- context->image_table = aic200_image_table;
- context->table_size = ARRAY_SIZE(aic200_image_table);
- } else {
- context->image_table = aic100_image_table;
- context->table_size = ARRAY_SIZE(aic100_image_table);
- }
+ INIT_WORK(&context->read_data_work, sahara_read_data_processing);
context->active_image_id = SAHARA_IMAGE_ID_NONE;
dev_set_drvdata(&mhi_dev->dev, context);
@@ -814,6 +888,10 @@ static void sahara_mhi_remove(struct mhi_device *mhi_dev)
static void sahara_mhi_ul_xfer_cb(struct mhi_device *mhi_dev, struct mhi_result *mhi_result)
{
+ struct sahara_context *context = dev_get_drvdata(&mhi_dev->dev);
+
+ if (!mhi_result->transaction_status && context->read_data_length && is_streaming(context))
+ schedule_work(&context->read_data_work);
}
static void sahara_mhi_dl_xfer_cb(struct mhi_device *mhi_dev, struct mhi_result *mhi_result)
diff --git a/drivers/accel/rocket/Kconfig b/drivers/accel/rocket/Kconfig
new file mode 100644
index 000000000000..16465abe0660
--- /dev/null
+++ b/drivers/accel/rocket/Kconfig
@@ -0,0 +1,24 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+config DRM_ACCEL_ROCKET
+ tristate "Rocket (support for Rockchip NPUs)"
+ depends on DRM_ACCEL
+ depends on (ARCH_ROCKCHIP && ARM64) || COMPILE_TEST
+ depends on ROCKCHIP_IOMMU || COMPILE_TEST
+ depends on MMU
+ select DRM_SCHED
+ select DRM_GEM_SHMEM_HELPER
+ help
+ Choose this option if you have a Rockchip SoC that contains a
+ compatible Neural Processing Unit (NPU), such as the RK3588. Called by
+ Rockchip either RKNN or RKNPU, it accelerates inference of neural
+ networks.
+
+ The interface exposed to userspace is described in
+ include/uapi/drm/rocket_accel.h and is used by the Rocket userspace
+ driver in Mesa3D.
+
+ If unsure, say N.
+
+ To compile this driver as a module, choose M here: the
+ module will be called rocket.
diff --git a/drivers/accel/rocket/Makefile b/drivers/accel/rocket/Makefile
new file mode 100644
index 000000000000..3713dfe223d6
--- /dev/null
+++ b/drivers/accel/rocket/Makefile
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+obj-$(CONFIG_DRM_ACCEL_ROCKET) := rocket.o
+
+rocket-y := \
+ rocket_core.o \
+ rocket_device.o \
+ rocket_drv.o \
+ rocket_gem.o \
+ rocket_job.o
diff --git a/drivers/accel/rocket/rocket_core.c b/drivers/accel/rocket/rocket_core.c
new file mode 100644
index 000000000000..abe7719c1db4
--- /dev/null
+++ b/drivers/accel/rocket/rocket_core.c
@@ -0,0 +1,110 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/dev_printk.h>
+#include <linux/dma-mapping.h>
+#include <linux/err.h>
+#include <linux/iommu.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/reset.h>
+
+#include "rocket_core.h"
+#include "rocket_job.h"
+
+int rocket_core_init(struct rocket_core *core)
+{
+ struct device *dev = core->dev;
+ struct platform_device *pdev = to_platform_device(dev);
+ u32 version;
+ int err = 0;
+
+ core->resets[0].id = "srst_a";
+ core->resets[1].id = "srst_h";
+ err = devm_reset_control_bulk_get_exclusive(&pdev->dev, ARRAY_SIZE(core->resets),
+ core->resets);
+ if (err)
+ return dev_err_probe(dev, err, "failed to get resets for core %d\n", core->index);
+
+ err = devm_clk_bulk_get(dev, ARRAY_SIZE(core->clks), core->clks);
+ if (err)
+ return dev_err_probe(dev, err, "failed to get clocks for core %d\n", core->index);
+
+ core->pc_iomem = devm_platform_ioremap_resource_byname(pdev, "pc");
+ if (IS_ERR(core->pc_iomem)) {
+ dev_err(dev, "couldn't find PC registers %ld\n", PTR_ERR(core->pc_iomem));
+ return PTR_ERR(core->pc_iomem);
+ }
+
+ core->cna_iomem = devm_platform_ioremap_resource_byname(pdev, "cna");
+ if (IS_ERR(core->cna_iomem)) {
+ dev_err(dev, "couldn't find CNA registers %ld\n", PTR_ERR(core->cna_iomem));
+ return PTR_ERR(core->cna_iomem);
+ }
+
+ core->core_iomem = devm_platform_ioremap_resource_byname(pdev, "core");
+ if (IS_ERR(core->core_iomem)) {
+ dev_err(dev, "couldn't find CORE registers %ld\n", PTR_ERR(core->core_iomem));
+ return PTR_ERR(core->core_iomem);
+ }
+
+ dma_set_max_seg_size(dev, UINT_MAX);
+
+ err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40));
+ if (err)
+ return err;
+
+ core->iommu_group = iommu_group_get(dev);
+
+ err = rocket_job_init(core);
+ if (err)
+ return err;
+
+ pm_runtime_use_autosuspend(dev);
+
+ /*
+ * As this NPU will be most often used as part of a media pipeline that
+ * ends presenting in a display, choose 50 ms (~3 frames at 60Hz) as an
+ * autosuspend delay as that will keep the device powered up while the
+ * pipeline is running.
+ */
+ pm_runtime_set_autosuspend_delay(dev, 50);
+
+ pm_runtime_enable(dev);
+
+ err = pm_runtime_resume_and_get(dev);
+ if (err) {
+ rocket_job_fini(core);
+ return err;
+ }
+
+ version = rocket_pc_readl(core, VERSION);
+ version += rocket_pc_readl(core, VERSION_NUM) & 0xffff;
+
+ pm_runtime_mark_last_busy(dev);
+ pm_runtime_put_autosuspend(dev);
+
+ dev_info(dev, "Rockchip NPU core %d version: %d\n", core->index, version);
+
+ return 0;
+}
+
+void rocket_core_fini(struct rocket_core *core)
+{
+ pm_runtime_dont_use_autosuspend(core->dev);
+ pm_runtime_disable(core->dev);
+ iommu_group_put(core->iommu_group);
+ core->iommu_group = NULL;
+ rocket_job_fini(core);
+}
+
+void rocket_core_reset(struct rocket_core *core)
+{
+ reset_control_bulk_assert(ARRAY_SIZE(core->resets), core->resets);
+
+ udelay(10);
+
+ reset_control_bulk_deassert(ARRAY_SIZE(core->resets), core->resets);
+}
diff --git a/drivers/accel/rocket/rocket_core.h b/drivers/accel/rocket/rocket_core.h
new file mode 100644
index 000000000000..f6d7382854ca
--- /dev/null
+++ b/drivers/accel/rocket/rocket_core.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#ifndef __ROCKET_CORE_H__
+#define __ROCKET_CORE_H__
+
+#include <drm/gpu_scheduler.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/mutex_types.h>
+#include <linux/reset.h>
+
+#include "rocket_registers.h"
+
+#define rocket_pc_readl(core, reg) \
+ readl((core)->pc_iomem + (REG_PC_##reg))
+#define rocket_pc_writel(core, reg, value) \
+ writel(value, (core)->pc_iomem + (REG_PC_##reg))
+
+#define rocket_cna_readl(core, reg) \
+ readl((core)->cna_iomem + (REG_CNA_##reg) - REG_CNA_S_STATUS)
+#define rocket_cna_writel(core, reg, value) \
+ writel(value, (core)->cna_iomem + (REG_CNA_##reg) - REG_CNA_S_STATUS)
+
+#define rocket_core_readl(core, reg) \
+ readl((core)->core_iomem + (REG_CORE_##reg) - REG_CORE_S_STATUS)
+#define rocket_core_writel(core, reg, value) \
+ writel(value, (core)->core_iomem + (REG_CORE_##reg) - REG_CORE_S_STATUS)
+
+struct rocket_core {
+ struct device *dev;
+ struct rocket_device *rdev;
+ unsigned int index;
+
+ int irq;
+ void __iomem *pc_iomem;
+ void __iomem *cna_iomem;
+ void __iomem *core_iomem;
+ struct clk_bulk_data clks[4];
+ struct reset_control_bulk_data resets[2];
+
+ struct iommu_group *iommu_group;
+
+ struct mutex job_lock;
+ struct rocket_job *in_flight_job;
+
+ spinlock_t fence_lock;
+
+ struct {
+ struct workqueue_struct *wq;
+ struct work_struct work;
+ atomic_t pending;
+ } reset;
+
+ struct drm_gpu_scheduler sched;
+ u64 fence_context;
+ u64 emit_seqno;
+};
+
+int rocket_core_init(struct rocket_core *core);
+void rocket_core_fini(struct rocket_core *core);
+void rocket_core_reset(struct rocket_core *core);
+
+#endif
diff --git a/drivers/accel/rocket/rocket_device.c b/drivers/accel/rocket/rocket_device.c
new file mode 100644
index 000000000000..46e6ee1e72c5
--- /dev/null
+++ b/drivers/accel/rocket/rocket_device.c
@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#include <drm/drm_drv.h>
+#include <linux/array_size.h>
+#include <linux/clk.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/of.h>
+
+#include "rocket_device.h"
+
+struct rocket_device *rocket_device_init(struct platform_device *pdev,
+ const struct drm_driver *rocket_drm_driver)
+{
+ struct device *dev = &pdev->dev;
+ struct device_node *core_node;
+ struct rocket_device *rdev;
+ struct drm_device *ddev;
+ unsigned int num_cores = 0;
+ int err;
+
+ rdev = devm_drm_dev_alloc(dev, rocket_drm_driver, struct rocket_device, ddev);
+ if (IS_ERR(rdev))
+ return rdev;
+
+ ddev = &rdev->ddev;
+ dev_set_drvdata(dev, rdev);
+
+ for_each_compatible_node(core_node, NULL, "rockchip,rk3588-rknn-core")
+ if (of_device_is_available(core_node))
+ num_cores++;
+
+ rdev->cores = devm_kcalloc(dev, num_cores, sizeof(*rdev->cores), GFP_KERNEL);
+ if (!rdev->cores)
+ return ERR_PTR(-ENOMEM);
+
+ dma_set_max_seg_size(dev, UINT_MAX);
+
+ err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40));
+ if (err)
+ return ERR_PTR(err);
+
+ err = devm_mutex_init(dev, &rdev->sched_lock);
+ if (err)
+ return ERR_PTR(-ENOMEM);
+
+ err = drm_dev_register(ddev, 0);
+ if (err)
+ return ERR_PTR(err);
+
+ return rdev;
+}
+
+void rocket_device_fini(struct rocket_device *rdev)
+{
+ WARN_ON(rdev->num_cores > 0);
+
+ drm_dev_unregister(&rdev->ddev);
+}
diff --git a/drivers/accel/rocket/rocket_device.h b/drivers/accel/rocket/rocket_device.h
new file mode 100644
index 000000000000..ce662abc01d3
--- /dev/null
+++ b/drivers/accel/rocket/rocket_device.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#ifndef __ROCKET_DEVICE_H__
+#define __ROCKET_DEVICE_H__
+
+#include <drm/drm_device.h>
+#include <linux/clk.h>
+#include <linux/container_of.h>
+#include <linux/iommu.h>
+#include <linux/platform_device.h>
+
+#include "rocket_core.h"
+
+struct rocket_device {
+ struct drm_device ddev;
+
+ struct mutex sched_lock;
+
+ struct rocket_core *cores;
+ unsigned int num_cores;
+};
+
+struct rocket_device *rocket_device_init(struct platform_device *pdev,
+ const struct drm_driver *rocket_drm_driver);
+void rocket_device_fini(struct rocket_device *rdev);
+#define to_rocket_device(drm_dev) \
+ ((struct rocket_device *)(container_of((drm_dev), struct rocket_device, ddev)))
+
+#endif /* __ROCKET_DEVICE_H__ */
diff --git a/drivers/accel/rocket/rocket_drv.c b/drivers/accel/rocket/rocket_drv.c
new file mode 100644
index 000000000000..5c0b63f0a8f0
--- /dev/null
+++ b/drivers/accel/rocket/rocket_drv.c
@@ -0,0 +1,290 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#include <drm/drm_accel.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_gem.h>
+#include <drm/drm_ioctl.h>
+#include <drm/rocket_accel.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/iommu.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+
+#include "rocket_drv.h"
+#include "rocket_gem.h"
+#include "rocket_job.h"
+
+/*
+ * Facade device, used to expose a single DRM device to userspace, that
+ * schedules jobs to any RKNN cores in the system.
+ */
+static struct platform_device *drm_dev;
+static struct rocket_device *rdev;
+
+static void
+rocket_iommu_domain_destroy(struct kref *kref)
+{
+ struct rocket_iommu_domain *domain = container_of(kref, struct rocket_iommu_domain, kref);
+
+ iommu_domain_free(domain->domain);
+ domain->domain = NULL;
+ kfree(domain);
+}
+
+static struct rocket_iommu_domain*
+rocket_iommu_domain_create(struct device *dev)
+{
+ struct rocket_iommu_domain *domain = kmalloc(sizeof(*domain), GFP_KERNEL);
+ void *err;
+
+ if (!domain)
+ return ERR_PTR(-ENOMEM);
+
+ domain->domain = iommu_paging_domain_alloc(dev);
+ if (IS_ERR(domain->domain)) {
+ err = ERR_CAST(domain->domain);
+ kfree(domain);
+ return err;
+ }
+ kref_init(&domain->kref);
+
+ return domain;
+}
+
+struct rocket_iommu_domain *
+rocket_iommu_domain_get(struct rocket_file_priv *rocket_priv)
+{
+ kref_get(&rocket_priv->domain->kref);
+ return rocket_priv->domain;
+}
+
+void
+rocket_iommu_domain_put(struct rocket_iommu_domain *domain)
+{
+ kref_put(&domain->kref, rocket_iommu_domain_destroy);
+}
+
+static int
+rocket_open(struct drm_device *dev, struct drm_file *file)
+{
+ struct rocket_device *rdev = to_rocket_device(dev);
+ struct rocket_file_priv *rocket_priv;
+ u64 start, end;
+ int ret;
+
+ if (!try_module_get(THIS_MODULE))
+ return -EINVAL;
+
+ rocket_priv = kzalloc(sizeof(*rocket_priv), GFP_KERNEL);
+ if (!rocket_priv) {
+ ret = -ENOMEM;
+ goto err_put_mod;
+ }
+
+ rocket_priv->rdev = rdev;
+ rocket_priv->domain = rocket_iommu_domain_create(rdev->cores[0].dev);
+ if (IS_ERR(rocket_priv->domain)) {
+ ret = PTR_ERR(rocket_priv->domain);
+ goto err_free;
+ }
+
+ file->driver_priv = rocket_priv;
+
+ start = rocket_priv->domain->domain->geometry.aperture_start;
+ end = rocket_priv->domain->domain->geometry.aperture_end;
+ drm_mm_init(&rocket_priv->mm, start, end - start + 1);
+ mutex_init(&rocket_priv->mm_lock);
+
+ ret = rocket_job_open(rocket_priv);
+ if (ret)
+ goto err_mm_takedown;
+
+ return 0;
+
+err_mm_takedown:
+ mutex_destroy(&rocket_priv->mm_lock);
+ drm_mm_takedown(&rocket_priv->mm);
+ rocket_iommu_domain_put(rocket_priv->domain);
+err_free:
+ kfree(rocket_priv);
+err_put_mod:
+ module_put(THIS_MODULE);
+ return ret;
+}
+
+static void
+rocket_postclose(struct drm_device *dev, struct drm_file *file)
+{
+ struct rocket_file_priv *rocket_priv = file->driver_priv;
+
+ rocket_job_close(rocket_priv);
+ mutex_destroy(&rocket_priv->mm_lock);
+ drm_mm_takedown(&rocket_priv->mm);
+ rocket_iommu_domain_put(rocket_priv->domain);
+ kfree(rocket_priv);
+ module_put(THIS_MODULE);
+}
+
+static const struct drm_ioctl_desc rocket_drm_driver_ioctls[] = {
+#define ROCKET_IOCTL(n, func) \
+ DRM_IOCTL_DEF_DRV(ROCKET_##n, rocket_ioctl_##func, 0)
+
+ ROCKET_IOCTL(CREATE_BO, create_bo),
+ ROCKET_IOCTL(SUBMIT, submit),
+ ROCKET_IOCTL(PREP_BO, prep_bo),
+ ROCKET_IOCTL(FINI_BO, fini_bo),
+};
+
+DEFINE_DRM_ACCEL_FOPS(rocket_accel_driver_fops);
+
+/*
+ * Rocket driver version:
+ * - 1.0 - initial interface
+ */
+static const struct drm_driver rocket_drm_driver = {
+ .driver_features = DRIVER_COMPUTE_ACCEL | DRIVER_GEM,
+ .open = rocket_open,
+ .postclose = rocket_postclose,
+ .gem_create_object = rocket_gem_create_object,
+ .ioctls = rocket_drm_driver_ioctls,
+ .num_ioctls = ARRAY_SIZE(rocket_drm_driver_ioctls),
+ .fops = &rocket_accel_driver_fops,
+ .name = "rocket",
+ .desc = "rocket DRM",
+};
+
+static int rocket_probe(struct platform_device *pdev)
+{
+ if (rdev == NULL) {
+ /* First core probing, initialize DRM device. */
+ rdev = rocket_device_init(drm_dev, &rocket_drm_driver);
+ if (IS_ERR(rdev)) {
+ dev_err(&pdev->dev, "failed to initialize rocket device\n");
+ return PTR_ERR(rdev);
+ }
+ }
+
+ unsigned int core = rdev->num_cores;
+
+ dev_set_drvdata(&pdev->dev, rdev);
+
+ rdev->cores[core].rdev = rdev;
+ rdev->cores[core].dev = &pdev->dev;
+ rdev->cores[core].index = core;
+
+ rdev->num_cores++;
+
+ return rocket_core_init(&rdev->cores[core]);
+}
+
+static void rocket_remove(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+
+ for (unsigned int core = 0; core < rdev->num_cores; core++) {
+ if (rdev->cores[core].dev == dev) {
+ rocket_core_fini(&rdev->cores[core]);
+ rdev->num_cores--;
+ break;
+ }
+ }
+
+ if (rdev->num_cores == 0) {
+ /* Last core removed, deinitialize DRM device. */
+ rocket_device_fini(rdev);
+ rdev = NULL;
+ }
+}
+
+static const struct of_device_id dt_match[] = {
+ { .compatible = "rockchip,rk3588-rknn-core" },
+ {}
+};
+MODULE_DEVICE_TABLE(of, dt_match);
+
+static int find_core_for_dev(struct device *dev)
+{
+ struct rocket_device *rdev = dev_get_drvdata(dev);
+
+ for (unsigned int core = 0; core < rdev->num_cores; core++) {
+ if (dev == rdev->cores[core].dev)
+ return core;
+ }
+
+ return -1;
+}
+
+static int rocket_device_runtime_resume(struct device *dev)
+{
+ struct rocket_device *rdev = dev_get_drvdata(dev);
+ int core = find_core_for_dev(dev);
+ int err = 0;
+
+ if (core < 0)
+ return -ENODEV;
+
+ err = clk_bulk_prepare_enable(ARRAY_SIZE(rdev->cores[core].clks), rdev->cores[core].clks);
+ if (err) {
+ dev_err(dev, "failed to enable (%d) clocks for core %d\n", err, core);
+ return err;
+ }
+
+ return 0;
+}
+
+static int rocket_device_runtime_suspend(struct device *dev)
+{
+ struct rocket_device *rdev = dev_get_drvdata(dev);
+ int core = find_core_for_dev(dev);
+
+ if (core < 0)
+ return -ENODEV;
+
+ if (!rocket_job_is_idle(&rdev->cores[core]))
+ return -EBUSY;
+
+ clk_bulk_disable_unprepare(ARRAY_SIZE(rdev->cores[core].clks), rdev->cores[core].clks);
+
+ return 0;
+}
+
+EXPORT_GPL_DEV_PM_OPS(rocket_pm_ops) = {
+ RUNTIME_PM_OPS(rocket_device_runtime_suspend, rocket_device_runtime_resume, NULL)
+ SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume)
+};
+
+static struct platform_driver rocket_driver = {
+ .probe = rocket_probe,
+ .remove = rocket_remove,
+ .driver = {
+ .name = "rocket",
+ .pm = pm_ptr(&rocket_pm_ops),
+ .of_match_table = dt_match,
+ },
+};
+
+static int __init rocket_register(void)
+{
+ drm_dev = platform_device_register_simple("rknn", -1, NULL, 0);
+ if (IS_ERR(drm_dev))
+ return PTR_ERR(drm_dev);
+
+ return platform_driver_register(&rocket_driver);
+}
+
+static void __exit rocket_unregister(void)
+{
+ platform_driver_unregister(&rocket_driver);
+
+ platform_device_unregister(drm_dev);
+}
+
+module_init(rocket_register);
+module_exit(rocket_unregister);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("DRM driver for the Rockchip NPU IP");
+MODULE_AUTHOR("Tomeu Vizoso");
diff --git a/drivers/accel/rocket/rocket_drv.h b/drivers/accel/rocket/rocket_drv.h
new file mode 100644
index 000000000000..2c673bb99ccc
--- /dev/null
+++ b/drivers/accel/rocket/rocket_drv.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#ifndef __ROCKET_DRV_H__
+#define __ROCKET_DRV_H__
+
+#include <drm/drm_mm.h>
+#include <drm/gpu_scheduler.h>
+
+#include "rocket_device.h"
+
+extern const struct dev_pm_ops rocket_pm_ops;
+
+struct rocket_iommu_domain {
+ struct iommu_domain *domain;
+ struct kref kref;
+};
+
+struct rocket_file_priv {
+ struct rocket_device *rdev;
+
+ struct rocket_iommu_domain *domain;
+ struct drm_mm mm;
+ struct mutex mm_lock;
+
+ struct drm_sched_entity sched_entity;
+};
+
+struct rocket_iommu_domain *rocket_iommu_domain_get(struct rocket_file_priv *rocket_priv);
+void rocket_iommu_domain_put(struct rocket_iommu_domain *domain);
+
+#endif
diff --git a/drivers/accel/rocket/rocket_gem.c b/drivers/accel/rocket/rocket_gem.c
new file mode 100644
index 000000000000..624c4ecf5a34
--- /dev/null
+++ b/drivers/accel/rocket/rocket_gem.c
@@ -0,0 +1,182 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#include <drm/drm_device.h>
+#include <drm/drm_print.h>
+#include <drm/drm_utils.h>
+#include <drm/rocket_accel.h>
+#include <linux/dma-mapping.h>
+#include <linux/iommu.h>
+
+#include "rocket_drv.h"
+#include "rocket_gem.h"
+
+static void rocket_gem_bo_free(struct drm_gem_object *obj)
+{
+ struct rocket_gem_object *bo = to_rocket_bo(obj);
+ struct rocket_file_priv *rocket_priv = bo->driver_priv;
+ size_t unmapped;
+
+ drm_WARN_ON(obj->dev, refcount_read(&bo->base.pages_use_count) > 1);
+
+ unmapped = iommu_unmap(bo->domain->domain, bo->mm.start, bo->size);
+ drm_WARN_ON(obj->dev, unmapped != bo->size);
+
+ mutex_lock(&rocket_priv->mm_lock);
+ drm_mm_remove_node(&bo->mm);
+ mutex_unlock(&rocket_priv->mm_lock);
+
+ rocket_iommu_domain_put(bo->domain);
+ bo->domain = NULL;
+
+ drm_gem_shmem_free(&bo->base);
+}
+
+static const struct drm_gem_object_funcs rocket_gem_funcs = {
+ .free = rocket_gem_bo_free,
+ .print_info = drm_gem_shmem_object_print_info,
+ .pin = drm_gem_shmem_object_pin,
+ .unpin = drm_gem_shmem_object_unpin,
+ .get_sg_table = drm_gem_shmem_object_get_sg_table,
+ .vmap = drm_gem_shmem_object_vmap,
+ .vunmap = drm_gem_shmem_object_vunmap,
+ .mmap = drm_gem_shmem_object_mmap,
+ .vm_ops = &drm_gem_shmem_vm_ops,
+};
+
+struct drm_gem_object *rocket_gem_create_object(struct drm_device *dev, size_t size)
+{
+ struct rocket_gem_object *obj;
+
+ obj = kzalloc(sizeof(*obj), GFP_KERNEL);
+ if (!obj)
+ return ERR_PTR(-ENOMEM);
+
+ obj->base.base.funcs = &rocket_gem_funcs;
+
+ return &obj->base.base;
+}
+
+int rocket_ioctl_create_bo(struct drm_device *dev, void *data, struct drm_file *file)
+{
+ struct rocket_file_priv *rocket_priv = file->driver_priv;
+ struct drm_rocket_create_bo *args = data;
+ struct drm_gem_shmem_object *shmem_obj;
+ struct rocket_gem_object *rkt_obj;
+ struct drm_gem_object *gem_obj;
+ struct sg_table *sgt;
+ int ret;
+
+ shmem_obj = drm_gem_shmem_create(dev, args->size);
+ if (IS_ERR(shmem_obj))
+ return PTR_ERR(shmem_obj);
+
+ gem_obj = &shmem_obj->base;
+ rkt_obj = to_rocket_bo(gem_obj);
+
+ rkt_obj->driver_priv = rocket_priv;
+ rkt_obj->domain = rocket_iommu_domain_get(rocket_priv);
+ rkt_obj->size = args->size;
+ rkt_obj->offset = 0;
+
+ ret = drm_gem_handle_create(file, gem_obj, &args->handle);
+ drm_gem_object_put(gem_obj);
+ if (ret)
+ goto err;
+
+ sgt = drm_gem_shmem_get_pages_sgt(shmem_obj);
+ if (IS_ERR(sgt)) {
+ ret = PTR_ERR(sgt);
+ goto err;
+ }
+
+ mutex_lock(&rocket_priv->mm_lock);
+ ret = drm_mm_insert_node_generic(&rocket_priv->mm, &rkt_obj->mm,
+ rkt_obj->size, PAGE_SIZE,
+ 0, 0);
+ mutex_unlock(&rocket_priv->mm_lock);
+
+ ret = iommu_map_sgtable(rocket_priv->domain->domain,
+ rkt_obj->mm.start,
+ shmem_obj->sgt,
+ IOMMU_READ | IOMMU_WRITE);
+ if (ret < 0 || ret < args->size) {
+ drm_err(dev, "failed to map buffer: size=%d request_size=%u\n",
+ ret, args->size);
+ ret = -ENOMEM;
+ goto err_remove_node;
+ }
+
+ /* iommu_map_sgtable might have aligned the size */
+ rkt_obj->size = ret;
+ args->offset = drm_vma_node_offset_addr(&gem_obj->vma_node);
+ args->dma_address = rkt_obj->mm.start;
+
+ return 0;
+
+err_remove_node:
+ mutex_lock(&rocket_priv->mm_lock);
+ drm_mm_remove_node(&rkt_obj->mm);
+ mutex_unlock(&rocket_priv->mm_lock);
+
+err:
+ drm_gem_shmem_object_free(gem_obj);
+
+ return ret;
+}
+
+int rocket_ioctl_prep_bo(struct drm_device *dev, void *data, struct drm_file *file)
+{
+ struct drm_rocket_prep_bo *args = data;
+ unsigned long timeout = drm_timeout_abs_to_jiffies(args->timeout_ns);
+ struct drm_gem_object *gem_obj;
+ struct drm_gem_shmem_object *shmem_obj;
+ long ret = 0;
+
+ if (args->reserved != 0) {
+ drm_dbg(dev, "Reserved field in drm_rocket_prep_bo struct should be 0.\n");
+ return -EINVAL;
+ }
+
+ gem_obj = drm_gem_object_lookup(file, args->handle);
+ if (!gem_obj)
+ return -ENOENT;
+
+ ret = dma_resv_wait_timeout(gem_obj->resv, DMA_RESV_USAGE_WRITE, true, timeout);
+ if (!ret)
+ ret = timeout ? -ETIMEDOUT : -EBUSY;
+
+ shmem_obj = &to_rocket_bo(gem_obj)->base;
+
+ dma_sync_sgtable_for_cpu(dev->dev, shmem_obj->sgt, DMA_BIDIRECTIONAL);
+
+ drm_gem_object_put(gem_obj);
+
+ return ret;
+}
+
+int rocket_ioctl_fini_bo(struct drm_device *dev, void *data, struct drm_file *file)
+{
+ struct drm_rocket_fini_bo *args = data;
+ struct drm_gem_shmem_object *shmem_obj;
+ struct rocket_gem_object *rkt_obj;
+ struct drm_gem_object *gem_obj;
+
+ if (args->reserved != 0) {
+ drm_dbg(dev, "Reserved field in drm_rocket_fini_bo struct should be 0.\n");
+ return -EINVAL;
+ }
+
+ gem_obj = drm_gem_object_lookup(file, args->handle);
+ if (!gem_obj)
+ return -ENOENT;
+
+ rkt_obj = to_rocket_bo(gem_obj);
+ shmem_obj = &rkt_obj->base;
+
+ dma_sync_sgtable_for_device(dev->dev, shmem_obj->sgt, DMA_BIDIRECTIONAL);
+
+ drm_gem_object_put(gem_obj);
+
+ return 0;
+}
diff --git a/drivers/accel/rocket/rocket_gem.h b/drivers/accel/rocket/rocket_gem.h
new file mode 100644
index 000000000000..240430334509
--- /dev/null
+++ b/drivers/accel/rocket/rocket_gem.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#ifndef __ROCKET_GEM_H__
+#define __ROCKET_GEM_H__
+
+#include <drm/drm_gem_shmem_helper.h>
+
+struct rocket_gem_object {
+ struct drm_gem_shmem_object base;
+
+ struct rocket_file_priv *driver_priv;
+
+ struct rocket_iommu_domain *domain;
+ struct drm_mm_node mm;
+ size_t size;
+ u32 offset;
+};
+
+struct drm_gem_object *rocket_gem_create_object(struct drm_device *dev, size_t size);
+
+int rocket_ioctl_create_bo(struct drm_device *dev, void *data, struct drm_file *file);
+
+int rocket_ioctl_prep_bo(struct drm_device *dev, void *data, struct drm_file *file);
+
+int rocket_ioctl_fini_bo(struct drm_device *dev, void *data, struct drm_file *file);
+
+static inline
+struct rocket_gem_object *to_rocket_bo(struct drm_gem_object *obj)
+{
+ return container_of(to_drm_gem_shmem_obj(obj), struct rocket_gem_object, base);
+}
+
+#endif
diff --git a/drivers/accel/rocket/rocket_job.c b/drivers/accel/rocket/rocket_job.c
new file mode 100644
index 000000000000..acd606160dc9
--- /dev/null
+++ b/drivers/accel/rocket/rocket_job.c
@@ -0,0 +1,637 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright 2019 Linaro, Ltd, Rob Herring <robh@kernel.org> */
+/* Copyright 2019 Collabora ltd. */
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#include <drm/drm_print.h>
+#include <drm/drm_file.h>
+#include <drm/drm_gem.h>
+#include <drm/rocket_accel.h>
+#include <linux/interrupt.h>
+#include <linux/iommu.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+
+#include "rocket_core.h"
+#include "rocket_device.h"
+#include "rocket_drv.h"
+#include "rocket_job.h"
+#include "rocket_registers.h"
+
+#define JOB_TIMEOUT_MS 500
+
+static struct rocket_job *
+to_rocket_job(struct drm_sched_job *sched_job)
+{
+ return container_of(sched_job, struct rocket_job, base);
+}
+
+static const char *rocket_fence_get_driver_name(struct dma_fence *fence)
+{
+ return "rocket";
+}
+
+static const char *rocket_fence_get_timeline_name(struct dma_fence *fence)
+{
+ return "rockchip-npu";
+}
+
+static const struct dma_fence_ops rocket_fence_ops = {
+ .get_driver_name = rocket_fence_get_driver_name,
+ .get_timeline_name = rocket_fence_get_timeline_name,
+};
+
+static struct dma_fence *rocket_fence_create(struct rocket_core *core)
+{
+ struct dma_fence *fence;
+
+ fence = kzalloc(sizeof(*fence), GFP_KERNEL);
+ if (!fence)
+ return ERR_PTR(-ENOMEM);
+
+ dma_fence_init(fence, &rocket_fence_ops, &core->fence_lock,
+ core->fence_context, ++core->emit_seqno);
+
+ return fence;
+}
+
+static int
+rocket_copy_tasks(struct drm_device *dev,
+ struct drm_file *file_priv,
+ struct drm_rocket_job *job,
+ struct rocket_job *rjob)
+{
+ int ret = 0;
+
+ if (job->task_struct_size < sizeof(struct drm_rocket_task))
+ return -EINVAL;
+
+ rjob->task_count = job->task_count;
+
+ if (!rjob->task_count)
+ return 0;
+
+ rjob->tasks = kvmalloc_array(job->task_count, sizeof(*rjob->tasks), GFP_KERNEL);
+ if (!rjob->tasks) {
+ drm_dbg(dev, "Failed to allocate task array\n");
+ return -ENOMEM;
+ }
+
+ for (int i = 0; i < rjob->task_count; i++) {
+ struct drm_rocket_task task = {0};
+
+ if (copy_from_user(&task,
+ u64_to_user_ptr(job->tasks) + i * job->task_struct_size,
+ sizeof(task))) {
+ drm_dbg(dev, "Failed to copy incoming tasks\n");
+ ret = -EFAULT;
+ goto fail;
+ }
+
+ if (task.regcmd_count == 0) {
+ drm_dbg(dev, "regcmd_count field in drm_rocket_task should be > 0.\n");
+ ret = -EINVAL;
+ goto fail;
+ }
+
+ rjob->tasks[i].regcmd = task.regcmd;
+ rjob->tasks[i].regcmd_count = task.regcmd_count;
+ }
+
+ return 0;
+
+fail:
+ kvfree(rjob->tasks);
+ return ret;
+}
+
+static void rocket_job_hw_submit(struct rocket_core *core, struct rocket_job *job)
+{
+ struct rocket_task *task;
+ unsigned int extra_bit;
+
+ /* Don't queue the job if a reset is in progress */
+ if (atomic_read(&core->reset.pending))
+ return;
+
+ /* GO ! */
+
+ task = &job->tasks[job->next_task_idx];
+ job->next_task_idx++;
+
+ rocket_pc_writel(core, BASE_ADDRESS, 0x1);
+
+ /* From rknpu, in the TRM this bit is marked as reserved */
+ extra_bit = 0x10000000 * core->index;
+ rocket_cna_writel(core, S_POINTER, CNA_S_POINTER_POINTER_PP_EN(1) |
+ CNA_S_POINTER_EXECUTER_PP_EN(1) |
+ CNA_S_POINTER_POINTER_PP_MODE(1) |
+ extra_bit);
+
+ rocket_core_writel(core, S_POINTER, CORE_S_POINTER_POINTER_PP_EN(1) |
+ CORE_S_POINTER_EXECUTER_PP_EN(1) |
+ CORE_S_POINTER_POINTER_PP_MODE(1) |
+ extra_bit);
+
+ rocket_pc_writel(core, BASE_ADDRESS, task->regcmd);
+ rocket_pc_writel(core, REGISTER_AMOUNTS,
+ PC_REGISTER_AMOUNTS_PC_DATA_AMOUNT((task->regcmd_count + 1) / 2 - 1));
+
+ rocket_pc_writel(core, INTERRUPT_MASK, PC_INTERRUPT_MASK_DPU_0 | PC_INTERRUPT_MASK_DPU_1);
+ rocket_pc_writel(core, INTERRUPT_CLEAR, PC_INTERRUPT_CLEAR_DPU_0 | PC_INTERRUPT_CLEAR_DPU_1);
+
+ rocket_pc_writel(core, TASK_CON, PC_TASK_CON_RESERVED_0(1) |
+ PC_TASK_CON_TASK_COUNT_CLEAR(1) |
+ PC_TASK_CON_TASK_NUMBER(1) |
+ PC_TASK_CON_TASK_PP_EN(1));
+
+ rocket_pc_writel(core, TASK_DMA_BASE_ADDR, PC_TASK_DMA_BASE_ADDR_DMA_BASE_ADDR(0x0));
+
+ rocket_pc_writel(core, OPERATION_ENABLE, PC_OPERATION_ENABLE_OP_EN(1));
+
+ dev_dbg(core->dev, "Submitted regcmd at 0x%llx to core %d", task->regcmd, core->index);
+}
+
+static int rocket_acquire_object_fences(struct drm_gem_object **bos,
+ int bo_count,
+ struct drm_sched_job *job,
+ bool is_write)
+{
+ int i, ret;
+
+ for (i = 0; i < bo_count; i++) {
+ ret = dma_resv_reserve_fences(bos[i]->resv, 1);
+ if (ret)
+ return ret;
+
+ ret = drm_sched_job_add_implicit_dependencies(job, bos[i],
+ is_write);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static void rocket_attach_object_fences(struct drm_gem_object **bos,
+ int bo_count,
+ struct dma_fence *fence)
+{
+ int i;
+
+ for (i = 0; i < bo_count; i++)
+ dma_resv_add_fence(bos[i]->resv, fence, DMA_RESV_USAGE_WRITE);
+}
+
+static int rocket_job_push(struct rocket_job *job)
+{
+ struct rocket_device *rdev = job->rdev;
+ struct drm_gem_object **bos;
+ struct ww_acquire_ctx acquire_ctx;
+ int ret = 0;
+
+ bos = kvmalloc_array(job->in_bo_count + job->out_bo_count, sizeof(void *),
+ GFP_KERNEL);
+ memcpy(bos, job->in_bos, job->in_bo_count * sizeof(void *));
+ memcpy(&bos[job->in_bo_count], job->out_bos, job->out_bo_count * sizeof(void *));
+
+ ret = drm_gem_lock_reservations(bos, job->in_bo_count + job->out_bo_count, &acquire_ctx);
+ if (ret)
+ goto err;
+
+ scoped_guard(mutex, &rdev->sched_lock) {
+ drm_sched_job_arm(&job->base);
+
+ job->inference_done_fence = dma_fence_get(&job->base.s_fence->finished);
+
+ ret = rocket_acquire_object_fences(job->in_bos, job->in_bo_count, &job->base, false);
+ if (ret)
+ goto err_unlock;
+
+ ret = rocket_acquire_object_fences(job->out_bos, job->out_bo_count, &job->base, true);
+ if (ret)
+ goto err_unlock;
+
+ kref_get(&job->refcount); /* put by scheduler job completion */
+
+ drm_sched_entity_push_job(&job->base);
+ }
+
+ rocket_attach_object_fences(job->out_bos, job->out_bo_count, job->inference_done_fence);
+
+err_unlock:
+ drm_gem_unlock_reservations(bos, job->in_bo_count + job->out_bo_count, &acquire_ctx);
+err:
+ kvfree(bos);
+
+ return ret;
+}
+
+static void rocket_job_cleanup(struct kref *ref)
+{
+ struct rocket_job *job = container_of(ref, struct rocket_job,
+ refcount);
+ unsigned int i;
+
+ rocket_iommu_domain_put(job->domain);
+
+ dma_fence_put(job->done_fence);
+ dma_fence_put(job->inference_done_fence);
+
+ if (job->in_bos) {
+ for (i = 0; i < job->in_bo_count; i++)
+ drm_gem_object_put(job->in_bos[i]);
+
+ kvfree(job->in_bos);
+ }
+
+ if (job->out_bos) {
+ for (i = 0; i < job->out_bo_count; i++)
+ drm_gem_object_put(job->out_bos[i]);
+
+ kvfree(job->out_bos);
+ }
+
+ kvfree(job->tasks);
+
+ kfree(job);
+}
+
+static void rocket_job_put(struct rocket_job *job)
+{
+ kref_put(&job->refcount, rocket_job_cleanup);
+}
+
+static void rocket_job_free(struct drm_sched_job *sched_job)
+{
+ struct rocket_job *job = to_rocket_job(sched_job);
+
+ drm_sched_job_cleanup(sched_job);
+
+ rocket_job_put(job);
+}
+
+static struct rocket_core *sched_to_core(struct rocket_device *rdev,
+ struct drm_gpu_scheduler *sched)
+{
+ unsigned int core;
+
+ for (core = 0; core < rdev->num_cores; core++) {
+ if (&rdev->cores[core].sched == sched)
+ return &rdev->cores[core];
+ }
+
+ return NULL;
+}
+
+static struct dma_fence *rocket_job_run(struct drm_sched_job *sched_job)
+{
+ struct rocket_job *job = to_rocket_job(sched_job);
+ struct rocket_device *rdev = job->rdev;
+ struct rocket_core *core = sched_to_core(rdev, sched_job->sched);
+ struct dma_fence *fence = NULL;
+ int ret;
+
+ if (unlikely(job->base.s_fence->finished.error))
+ return NULL;
+
+ /*
+ * Nothing to execute: can happen if the job has finished while
+ * we were resetting the NPU.
+ */
+ if (job->next_task_idx == job->task_count)
+ return NULL;
+
+ fence = rocket_fence_create(core);
+ if (IS_ERR(fence))
+ return fence;
+
+ if (job->done_fence)
+ dma_fence_put(job->done_fence);
+ job->done_fence = dma_fence_get(fence);
+
+ ret = pm_runtime_get_sync(core->dev);
+ if (ret < 0)
+ return fence;
+
+ ret = iommu_attach_group(job->domain->domain, core->iommu_group);
+ if (ret < 0)
+ return fence;
+
+ scoped_guard(mutex, &core->job_lock) {
+ core->in_flight_job = job;
+ rocket_job_hw_submit(core, job);
+ }
+
+ return fence;
+}
+
+static void rocket_job_handle_irq(struct rocket_core *core)
+{
+ pm_runtime_mark_last_busy(core->dev);
+
+ rocket_pc_writel(core, OPERATION_ENABLE, 0x0);
+ rocket_pc_writel(core, INTERRUPT_CLEAR, 0x1ffff);
+
+ scoped_guard(mutex, &core->job_lock)
+ if (core->in_flight_job) {
+ if (core->in_flight_job->next_task_idx < core->in_flight_job->task_count) {
+ rocket_job_hw_submit(core, core->in_flight_job);
+ return;
+ }
+
+ iommu_detach_group(NULL, iommu_group_get(core->dev));
+ dma_fence_signal(core->in_flight_job->done_fence);
+ pm_runtime_put_autosuspend(core->dev);
+ core->in_flight_job = NULL;
+ }
+}
+
+static void
+rocket_reset(struct rocket_core *core, struct drm_sched_job *bad)
+{
+ if (!atomic_read(&core->reset.pending))
+ return;
+
+ drm_sched_stop(&core->sched, bad);
+
+ /*
+ * Remaining interrupts have been handled, but we might still have
+ * stuck jobs. Let's make sure the PM counters stay balanced by
+ * manually calling pm_runtime_put_noidle().
+ */
+ scoped_guard(mutex, &core->job_lock) {
+ if (core->in_flight_job)
+ pm_runtime_put_noidle(core->dev);
+
+ iommu_detach_group(NULL, core->iommu_group);
+
+ core->in_flight_job = NULL;
+ }
+
+ /* Proceed with reset now. */
+ rocket_core_reset(core);
+
+ /* NPU has been reset, we can clear the reset pending bit. */
+ atomic_set(&core->reset.pending, 0);
+
+ /* Restart the scheduler */
+ drm_sched_start(&core->sched, 0);
+}
+
+static enum drm_gpu_sched_stat rocket_job_timedout(struct drm_sched_job *sched_job)
+{
+ struct rocket_job *job = to_rocket_job(sched_job);
+ struct rocket_device *rdev = job->rdev;
+ struct rocket_core *core = sched_to_core(rdev, sched_job->sched);
+
+ dev_err(core->dev, "NPU job timed out");
+
+ atomic_set(&core->reset.pending, 1);
+ rocket_reset(core, sched_job);
+
+ return DRM_GPU_SCHED_STAT_RESET;
+}
+
+static void rocket_reset_work(struct work_struct *work)
+{
+ struct rocket_core *core;
+
+ core = container_of(work, struct rocket_core, reset.work);
+ rocket_reset(core, NULL);
+}
+
+static const struct drm_sched_backend_ops rocket_sched_ops = {
+ .run_job = rocket_job_run,
+ .timedout_job = rocket_job_timedout,
+ .free_job = rocket_job_free
+};
+
+static irqreturn_t rocket_job_irq_handler_thread(int irq, void *data)
+{
+ struct rocket_core *core = data;
+
+ rocket_job_handle_irq(core);
+
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t rocket_job_irq_handler(int irq, void *data)
+{
+ struct rocket_core *core = data;
+ u32 raw_status = rocket_pc_readl(core, INTERRUPT_RAW_STATUS);
+
+ WARN_ON(raw_status & PC_INTERRUPT_RAW_STATUS_DMA_READ_ERROR);
+ WARN_ON(raw_status & PC_INTERRUPT_RAW_STATUS_DMA_WRITE_ERROR);
+
+ if (!(raw_status & PC_INTERRUPT_RAW_STATUS_DPU_0 ||
+ raw_status & PC_INTERRUPT_RAW_STATUS_DPU_1))
+ return IRQ_NONE;
+
+ rocket_pc_writel(core, INTERRUPT_MASK, 0x0);
+
+ return IRQ_WAKE_THREAD;
+}
+
+int rocket_job_init(struct rocket_core *core)
+{
+ struct drm_sched_init_args args = {
+ .ops = &rocket_sched_ops,
+ .num_rqs = DRM_SCHED_PRIORITY_COUNT,
+ .credit_limit = 1,
+ .timeout = msecs_to_jiffies(JOB_TIMEOUT_MS),
+ .name = dev_name(core->dev),
+ .dev = core->dev,
+ };
+ int ret;
+
+ INIT_WORK(&core->reset.work, rocket_reset_work);
+ spin_lock_init(&core->fence_lock);
+ mutex_init(&core->job_lock);
+
+ core->irq = platform_get_irq(to_platform_device(core->dev), 0);
+ if (core->irq < 0)
+ return core->irq;
+
+ ret = devm_request_threaded_irq(core->dev, core->irq,
+ rocket_job_irq_handler,
+ rocket_job_irq_handler_thread,
+ IRQF_SHARED, dev_name(core->dev),
+ core);
+ if (ret) {
+ dev_err(core->dev, "failed to request job irq");
+ return ret;
+ }
+
+ core->reset.wq = alloc_ordered_workqueue("rocket-reset-%d", 0, core->index);
+ if (!core->reset.wq)
+ return -ENOMEM;
+
+ core->fence_context = dma_fence_context_alloc(1);
+
+ args.timeout_wq = core->reset.wq;
+ ret = drm_sched_init(&core->sched, &args);
+ if (ret) {
+ dev_err(core->dev, "Failed to create scheduler: %d.", ret);
+ goto err_sched;
+ }
+
+ return 0;
+
+err_sched:
+ drm_sched_fini(&core->sched);
+
+ destroy_workqueue(core->reset.wq);
+ return ret;
+}
+
+void rocket_job_fini(struct rocket_core *core)
+{
+ drm_sched_fini(&core->sched);
+
+ cancel_work_sync(&core->reset.work);
+ destroy_workqueue(core->reset.wq);
+}
+
+int rocket_job_open(struct rocket_file_priv *rocket_priv)
+{
+ struct rocket_device *rdev = rocket_priv->rdev;
+ struct drm_gpu_scheduler **scheds = kmalloc_array(rdev->num_cores,
+ sizeof(*scheds),
+ GFP_KERNEL);
+ unsigned int core;
+ int ret;
+
+ for (core = 0; core < rdev->num_cores; core++)
+ scheds[core] = &rdev->cores[core].sched;
+
+ ret = drm_sched_entity_init(&rocket_priv->sched_entity,
+ DRM_SCHED_PRIORITY_NORMAL,
+ scheds,
+ rdev->num_cores, NULL);
+ if (WARN_ON(ret))
+ return ret;
+
+ return 0;
+}
+
+void rocket_job_close(struct rocket_file_priv *rocket_priv)
+{
+ struct drm_sched_entity *entity = &rocket_priv->sched_entity;
+
+ kfree(entity->sched_list);
+ drm_sched_entity_destroy(entity);
+}
+
+int rocket_job_is_idle(struct rocket_core *core)
+{
+ /* If there are any jobs in this HW queue, we're not idle */
+ if (atomic_read(&core->sched.credit_count))
+ return false;
+
+ return true;
+}
+
+static int rocket_ioctl_submit_job(struct drm_device *dev, struct drm_file *file,
+ struct drm_rocket_job *job)
+{
+ struct rocket_device *rdev = to_rocket_device(dev);
+ struct rocket_file_priv *file_priv = file->driver_priv;
+ struct rocket_job *rjob = NULL;
+ int ret = 0;
+
+ if (job->task_count == 0)
+ return -EINVAL;
+
+ rjob = kzalloc(sizeof(*rjob), GFP_KERNEL);
+ if (!rjob)
+ return -ENOMEM;
+
+ kref_init(&rjob->refcount);
+
+ rjob->rdev = rdev;
+
+ ret = drm_sched_job_init(&rjob->base,
+ &file_priv->sched_entity,
+ 1, NULL, file->client_id);
+ if (ret)
+ goto out_put_job;
+
+ ret = rocket_copy_tasks(dev, file, job, rjob);
+ if (ret)
+ goto out_cleanup_job;
+
+ ret = drm_gem_objects_lookup(file, u64_to_user_ptr(job->in_bo_handles),
+ job->in_bo_handle_count, &rjob->in_bos);
+ if (ret)
+ goto out_cleanup_job;
+
+ rjob->in_bo_count = job->in_bo_handle_count;
+
+ ret = drm_gem_objects_lookup(file, u64_to_user_ptr(job->out_bo_handles),
+ job->out_bo_handle_count, &rjob->out_bos);
+ if (ret)
+ goto out_cleanup_job;
+
+ rjob->out_bo_count = job->out_bo_handle_count;
+
+ rjob->domain = rocket_iommu_domain_get(file_priv);
+
+ ret = rocket_job_push(rjob);
+ if (ret)
+ goto out_cleanup_job;
+
+out_cleanup_job:
+ if (ret)
+ drm_sched_job_cleanup(&rjob->base);
+out_put_job:
+ rocket_job_put(rjob);
+
+ return ret;
+}
+
+int rocket_ioctl_submit(struct drm_device *dev, void *data, struct drm_file *file)
+{
+ struct drm_rocket_submit *args = data;
+ struct drm_rocket_job *jobs;
+ int ret = 0;
+ unsigned int i = 0;
+
+ if (args->job_count == 0)
+ return 0;
+
+ if (args->job_struct_size < sizeof(struct drm_rocket_job)) {
+ drm_dbg(dev, "job_struct_size field in drm_rocket_submit struct is too small.\n");
+ return -EINVAL;
+ }
+
+ if (args->reserved != 0) {
+ drm_dbg(dev, "Reserved field in drm_rocket_submit struct should be 0.\n");
+ return -EINVAL;
+ }
+
+ jobs = kvmalloc_array(args->job_count, sizeof(*jobs), GFP_KERNEL);
+ if (!jobs) {
+ drm_dbg(dev, "Failed to allocate incoming job array\n");
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < args->job_count; i++) {
+ if (copy_from_user(&jobs[i],
+ u64_to_user_ptr(args->jobs) + i * args->job_struct_size,
+ sizeof(*jobs))) {
+ ret = -EFAULT;
+ drm_dbg(dev, "Failed to copy incoming job array\n");
+ goto exit;
+ }
+ }
+
+
+ for (i = 0; i < args->job_count; i++)
+ rocket_ioctl_submit_job(dev, file, &jobs[i]);
+
+exit:
+ kvfree(jobs);
+
+ return ret;
+}
diff --git a/drivers/accel/rocket/rocket_job.h b/drivers/accel/rocket/rocket_job.h
new file mode 100644
index 000000000000..4ae00feec3b9
--- /dev/null
+++ b/drivers/accel/rocket/rocket_job.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
+
+#ifndef __ROCKET_JOB_H__
+#define __ROCKET_JOB_H__
+
+#include <drm/drm_drv.h>
+#include <drm/gpu_scheduler.h>
+
+#include "rocket_core.h"
+#include "rocket_drv.h"
+
+struct rocket_task {
+ u64 regcmd;
+ u32 regcmd_count;
+};
+
+struct rocket_job {
+ struct drm_sched_job base;
+
+ struct rocket_device *rdev;
+
+ struct drm_gem_object **in_bos;
+ struct drm_gem_object **out_bos;
+
+ u32 in_bo_count;
+ u32 out_bo_count;
+
+ struct rocket_task *tasks;
+ u32 task_count;
+ u32 next_task_idx;
+
+ /* Fence to be signaled by drm-sched once its done with the job */
+ struct dma_fence *inference_done_fence;
+
+ /* Fence to be signaled by IRQ handler when the job is complete. */
+ struct dma_fence *done_fence;
+
+ struct rocket_iommu_domain *domain;
+
+ struct kref refcount;
+};
+
+int rocket_ioctl_submit(struct drm_device *dev, void *data, struct drm_file *file);
+
+int rocket_job_init(struct rocket_core *core);
+void rocket_job_fini(struct rocket_core *core);
+int rocket_job_open(struct rocket_file_priv *rocket_priv);
+void rocket_job_close(struct rocket_file_priv *rocket_priv);
+int rocket_job_is_idle(struct rocket_core *core);
+
+#endif
diff --git a/drivers/accel/rocket/rocket_registers.h b/drivers/accel/rocket/rocket_registers.h
new file mode 100644
index 000000000000..9aef614c3470
--- /dev/null
+++ b/drivers/accel/rocket/rocket_registers.h
@@ -0,0 +1,4404 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
+
+#ifndef __ROCKET_REGISTERS_XML__
+#define __ROCKET_REGISTERS_XML__
+
+/* Autogenerated file, DO NOT EDIT manually!
+
+This file was generated by the rules-ng-ng gen_header.py tool in this git repository:
+http://gitlab.freedesktop.org/mesa/mesa/
+git clone https://gitlab.freedesktop.org/mesa/mesa.git
+
+The rules-ng-ng source files this header was generated from are:
+
+- /home/tomeu/src/mesa/src/gallium/drivers/rocket/registers.xml ( 60076 bytes, from Wed Jun 12 10:02:25 2024)
+
+Copyright (C) 2024-2025 by the following authors:
+- Tomeu Vizoso <tomeu@tomeuvizoso.net>
+*/
+
+#define REG_PC_VERSION 0x00000000
+#define PC_VERSION_VERSION__MASK 0xffffffff
+#define PC_VERSION_VERSION__SHIFT 0
+static inline uint32_t PC_VERSION_VERSION(uint32_t val)
+{
+ return ((val) << PC_VERSION_VERSION__SHIFT) & PC_VERSION_VERSION__MASK;
+}
+
+#define REG_PC_VERSION_NUM 0x00000004
+#define PC_VERSION_NUM_VERSION_NUM__MASK 0xffffffff
+#define PC_VERSION_NUM_VERSION_NUM__SHIFT 0
+static inline uint32_t PC_VERSION_NUM_VERSION_NUM(uint32_t val)
+{
+ return ((val) << PC_VERSION_NUM_VERSION_NUM__SHIFT) & PC_VERSION_NUM_VERSION_NUM__MASK;
+}
+
+#define REG_PC_OPERATION_ENABLE 0x00000008
+#define PC_OPERATION_ENABLE_RESERVED_0__MASK 0xfffffffe
+#define PC_OPERATION_ENABLE_RESERVED_0__SHIFT 1
+static inline uint32_t PC_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_OPERATION_ENABLE_RESERVED_0__SHIFT) & PC_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define PC_OPERATION_ENABLE_OP_EN__MASK 0x00000001
+#define PC_OPERATION_ENABLE_OP_EN__SHIFT 0
+static inline uint32_t PC_OPERATION_ENABLE_OP_EN(uint32_t val)
+{
+ return ((val) << PC_OPERATION_ENABLE_OP_EN__SHIFT) & PC_OPERATION_ENABLE_OP_EN__MASK;
+}
+
+#define REG_PC_BASE_ADDRESS 0x00000010
+#define PC_BASE_ADDRESS_PC_SOURCE_ADDR__MASK 0xfffffff0
+#define PC_BASE_ADDRESS_PC_SOURCE_ADDR__SHIFT 4
+static inline uint32_t PC_BASE_ADDRESS_PC_SOURCE_ADDR(uint32_t val)
+{
+ return ((val) << PC_BASE_ADDRESS_PC_SOURCE_ADDR__SHIFT) & PC_BASE_ADDRESS_PC_SOURCE_ADDR__MASK;
+}
+#define PC_BASE_ADDRESS_RESERVED_0__MASK 0x0000000e
+#define PC_BASE_ADDRESS_RESERVED_0__SHIFT 1
+static inline uint32_t PC_BASE_ADDRESS_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_BASE_ADDRESS_RESERVED_0__SHIFT) & PC_BASE_ADDRESS_RESERVED_0__MASK;
+}
+#define PC_BASE_ADDRESS_PC_SEL__MASK 0x00000001
+#define PC_BASE_ADDRESS_PC_SEL__SHIFT 0
+static inline uint32_t PC_BASE_ADDRESS_PC_SEL(uint32_t val)
+{
+ return ((val) << PC_BASE_ADDRESS_PC_SEL__SHIFT) & PC_BASE_ADDRESS_PC_SEL__MASK;
+}
+
+#define REG_PC_REGISTER_AMOUNTS 0x00000014
+#define PC_REGISTER_AMOUNTS_RESERVED_0__MASK 0xffff0000
+#define PC_REGISTER_AMOUNTS_RESERVED_0__SHIFT 16
+static inline uint32_t PC_REGISTER_AMOUNTS_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_REGISTER_AMOUNTS_RESERVED_0__SHIFT) & PC_REGISTER_AMOUNTS_RESERVED_0__MASK;
+}
+#define PC_REGISTER_AMOUNTS_PC_DATA_AMOUNT__MASK 0x0000ffff
+#define PC_REGISTER_AMOUNTS_PC_DATA_AMOUNT__SHIFT 0
+static inline uint32_t PC_REGISTER_AMOUNTS_PC_DATA_AMOUNT(uint32_t val)
+{
+ return ((val) << PC_REGISTER_AMOUNTS_PC_DATA_AMOUNT__SHIFT) & PC_REGISTER_AMOUNTS_PC_DATA_AMOUNT__MASK;
+}
+
+#define REG_PC_INTERRUPT_MASK 0x00000020
+#define PC_INTERRUPT_MASK_RESERVED_0__MASK 0xffffc000
+#define PC_INTERRUPT_MASK_RESERVED_0__SHIFT 14
+static inline uint32_t PC_INTERRUPT_MASK_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_INTERRUPT_MASK_RESERVED_0__SHIFT) & PC_INTERRUPT_MASK_RESERVED_0__MASK;
+}
+#define PC_INTERRUPT_MASK_DMA_WRITE_ERROR 0x00002000
+#define PC_INTERRUPT_MASK_DMA_READ_ERROR 0x00001000
+#define PC_INTERRUPT_MASK_PPU_1 0x00000800
+#define PC_INTERRUPT_MASK_PPU_0 0x00000400
+#define PC_INTERRUPT_MASK_DPU_1 0x00000200
+#define PC_INTERRUPT_MASK_DPU_0 0x00000100
+#define PC_INTERRUPT_MASK_CORE_1 0x00000080
+#define PC_INTERRUPT_MASK_CORE_0 0x00000040
+#define PC_INTERRUPT_MASK_CNA_CSC_1 0x00000020
+#define PC_INTERRUPT_MASK_CNA_CSC_0 0x00000010
+#define PC_INTERRUPT_MASK_CNA_WEIGHT_1 0x00000008
+#define PC_INTERRUPT_MASK_CNA_WEIGHT_0 0x00000004
+#define PC_INTERRUPT_MASK_CNA_FEATURE_1 0x00000002
+#define PC_INTERRUPT_MASK_CNA_FEATURE_0 0x00000001
+
+#define REG_PC_INTERRUPT_CLEAR 0x00000024
+#define PC_INTERRUPT_CLEAR_RESERVED_0__MASK 0xffffc000
+#define PC_INTERRUPT_CLEAR_RESERVED_0__SHIFT 14
+static inline uint32_t PC_INTERRUPT_CLEAR_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_INTERRUPT_CLEAR_RESERVED_0__SHIFT) & PC_INTERRUPT_CLEAR_RESERVED_0__MASK;
+}
+#define PC_INTERRUPT_CLEAR_DMA_WRITE_ERROR 0x00002000
+#define PC_INTERRUPT_CLEAR_DMA_READ_ERROR 0x00001000
+#define PC_INTERRUPT_CLEAR_PPU_1 0x00000800
+#define PC_INTERRUPT_CLEAR_PPU_0 0x00000400
+#define PC_INTERRUPT_CLEAR_DPU_1 0x00000200
+#define PC_INTERRUPT_CLEAR_DPU_0 0x00000100
+#define PC_INTERRUPT_CLEAR_CORE_1 0x00000080
+#define PC_INTERRUPT_CLEAR_CORE_0 0x00000040
+#define PC_INTERRUPT_CLEAR_CNA_CSC_1 0x00000020
+#define PC_INTERRUPT_CLEAR_CNA_CSC_0 0x00000010
+#define PC_INTERRUPT_CLEAR_CNA_WEIGHT_1 0x00000008
+#define PC_INTERRUPT_CLEAR_CNA_WEIGHT_0 0x00000004
+#define PC_INTERRUPT_CLEAR_CNA_FEATURE_1 0x00000002
+#define PC_INTERRUPT_CLEAR_CNA_FEATURE_0 0x00000001
+
+#define REG_PC_INTERRUPT_STATUS 0x00000028
+#define PC_INTERRUPT_STATUS_RESERVED_0__MASK 0xffffc000
+#define PC_INTERRUPT_STATUS_RESERVED_0__SHIFT 14
+static inline uint32_t PC_INTERRUPT_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_INTERRUPT_STATUS_RESERVED_0__SHIFT) & PC_INTERRUPT_STATUS_RESERVED_0__MASK;
+}
+#define PC_INTERRUPT_STATUS_DMA_WRITE_ERROR 0x00002000
+#define PC_INTERRUPT_STATUS_DMA_READ_ERROR 0x00001000
+#define PC_INTERRUPT_STATUS_PPU_1 0x00000800
+#define PC_INTERRUPT_STATUS_PPU_0 0x00000400
+#define PC_INTERRUPT_STATUS_DPU_1 0x00000200
+#define PC_INTERRUPT_STATUS_DPU_0 0x00000100
+#define PC_INTERRUPT_STATUS_CORE_1 0x00000080
+#define PC_INTERRUPT_STATUS_CORE_0 0x00000040
+#define PC_INTERRUPT_STATUS_CNA_CSC_1 0x00000020
+#define PC_INTERRUPT_STATUS_CNA_CSC_0 0x00000010
+#define PC_INTERRUPT_STATUS_CNA_WEIGHT_1 0x00000008
+#define PC_INTERRUPT_STATUS_CNA_WEIGHT_0 0x00000004
+#define PC_INTERRUPT_STATUS_CNA_FEATURE_1 0x00000002
+#define PC_INTERRUPT_STATUS_CNA_FEATURE_0 0x00000001
+
+#define REG_PC_INTERRUPT_RAW_STATUS 0x0000002c
+#define PC_INTERRUPT_RAW_STATUS_RESERVED_0__MASK 0xffffc000
+#define PC_INTERRUPT_RAW_STATUS_RESERVED_0__SHIFT 14
+static inline uint32_t PC_INTERRUPT_RAW_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_INTERRUPT_RAW_STATUS_RESERVED_0__SHIFT) & PC_INTERRUPT_RAW_STATUS_RESERVED_0__MASK;
+}
+#define PC_INTERRUPT_RAW_STATUS_DMA_WRITE_ERROR 0x00002000
+#define PC_INTERRUPT_RAW_STATUS_DMA_READ_ERROR 0x00001000
+#define PC_INTERRUPT_RAW_STATUS_PPU_1 0x00000800
+#define PC_INTERRUPT_RAW_STATUS_PPU_0 0x00000400
+#define PC_INTERRUPT_RAW_STATUS_DPU_1 0x00000200
+#define PC_INTERRUPT_RAW_STATUS_DPU_0 0x00000100
+#define PC_INTERRUPT_RAW_STATUS_CORE_1 0x00000080
+#define PC_INTERRUPT_RAW_STATUS_CORE_0 0x00000040
+#define PC_INTERRUPT_RAW_STATUS_CNA_CSC_1 0x00000020
+#define PC_INTERRUPT_RAW_STATUS_CNA_CSC_0 0x00000010
+#define PC_INTERRUPT_RAW_STATUS_CNA_WEIGHT_1 0x00000008
+#define PC_INTERRUPT_RAW_STATUS_CNA_WEIGHT_0 0x00000004
+#define PC_INTERRUPT_RAW_STATUS_CNA_FEATURE_1 0x00000002
+#define PC_INTERRUPT_RAW_STATUS_CNA_FEATURE_0 0x00000001
+
+#define REG_PC_TASK_CON 0x00000030
+#define PC_TASK_CON_RESERVED_0__MASK 0xffffc000
+#define PC_TASK_CON_RESERVED_0__SHIFT 14
+static inline uint32_t PC_TASK_CON_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_TASK_CON_RESERVED_0__SHIFT) & PC_TASK_CON_RESERVED_0__MASK;
+}
+#define PC_TASK_CON_TASK_COUNT_CLEAR__MASK 0x00002000
+#define PC_TASK_CON_TASK_COUNT_CLEAR__SHIFT 13
+static inline uint32_t PC_TASK_CON_TASK_COUNT_CLEAR(uint32_t val)
+{
+ return ((val) << PC_TASK_CON_TASK_COUNT_CLEAR__SHIFT) & PC_TASK_CON_TASK_COUNT_CLEAR__MASK;
+}
+#define PC_TASK_CON_TASK_PP_EN__MASK 0x00001000
+#define PC_TASK_CON_TASK_PP_EN__SHIFT 12
+static inline uint32_t PC_TASK_CON_TASK_PP_EN(uint32_t val)
+{
+ return ((val) << PC_TASK_CON_TASK_PP_EN__SHIFT) & PC_TASK_CON_TASK_PP_EN__MASK;
+}
+#define PC_TASK_CON_TASK_NUMBER__MASK 0x00000fff
+#define PC_TASK_CON_TASK_NUMBER__SHIFT 0
+static inline uint32_t PC_TASK_CON_TASK_NUMBER(uint32_t val)
+{
+ return ((val) << PC_TASK_CON_TASK_NUMBER__SHIFT) & PC_TASK_CON_TASK_NUMBER__MASK;
+}
+
+#define REG_PC_TASK_DMA_BASE_ADDR 0x00000034
+#define PC_TASK_DMA_BASE_ADDR_DMA_BASE_ADDR__MASK 0xfffffff0
+#define PC_TASK_DMA_BASE_ADDR_DMA_BASE_ADDR__SHIFT 4
+static inline uint32_t PC_TASK_DMA_BASE_ADDR_DMA_BASE_ADDR(uint32_t val)
+{
+ return ((val) << PC_TASK_DMA_BASE_ADDR_DMA_BASE_ADDR__SHIFT) & PC_TASK_DMA_BASE_ADDR_DMA_BASE_ADDR__MASK;
+}
+#define PC_TASK_DMA_BASE_ADDR_RESERVED_0__MASK 0x0000000f
+#define PC_TASK_DMA_BASE_ADDR_RESERVED_0__SHIFT 0
+static inline uint32_t PC_TASK_DMA_BASE_ADDR_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_TASK_DMA_BASE_ADDR_RESERVED_0__SHIFT) & PC_TASK_DMA_BASE_ADDR_RESERVED_0__MASK;
+}
+
+#define REG_PC_TASK_STATUS 0x0000003c
+#define PC_TASK_STATUS_RESERVED_0__MASK 0xf0000000
+#define PC_TASK_STATUS_RESERVED_0__SHIFT 28
+static inline uint32_t PC_TASK_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << PC_TASK_STATUS_RESERVED_0__SHIFT) & PC_TASK_STATUS_RESERVED_0__MASK;
+}
+#define PC_TASK_STATUS_TASK_STATUS__MASK 0x0fffffff
+#define PC_TASK_STATUS_TASK_STATUS__SHIFT 0
+static inline uint32_t PC_TASK_STATUS_TASK_STATUS(uint32_t val)
+{
+ return ((val) << PC_TASK_STATUS_TASK_STATUS__SHIFT) & PC_TASK_STATUS_TASK_STATUS__MASK;
+}
+
+#define REG_CNA_S_STATUS 0x00001000
+#define CNA_S_STATUS_RESERVED_0__MASK 0xfffc0000
+#define CNA_S_STATUS_RESERVED_0__SHIFT 18
+static inline uint32_t CNA_S_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_S_STATUS_RESERVED_0__SHIFT) & CNA_S_STATUS_RESERVED_0__MASK;
+}
+#define CNA_S_STATUS_STATUS_1__MASK 0x00030000
+#define CNA_S_STATUS_STATUS_1__SHIFT 16
+static inline uint32_t CNA_S_STATUS_STATUS_1(uint32_t val)
+{
+ return ((val) << CNA_S_STATUS_STATUS_1__SHIFT) & CNA_S_STATUS_STATUS_1__MASK;
+}
+#define CNA_S_STATUS_RESERVED_1__MASK 0x0000fffc
+#define CNA_S_STATUS_RESERVED_1__SHIFT 2
+static inline uint32_t CNA_S_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_S_STATUS_RESERVED_1__SHIFT) & CNA_S_STATUS_RESERVED_1__MASK;
+}
+#define CNA_S_STATUS_STATUS_0__MASK 0x00000003
+#define CNA_S_STATUS_STATUS_0__SHIFT 0
+static inline uint32_t CNA_S_STATUS_STATUS_0(uint32_t val)
+{
+ return ((val) << CNA_S_STATUS_STATUS_0__SHIFT) & CNA_S_STATUS_STATUS_0__MASK;
+}
+
+#define REG_CNA_S_POINTER 0x00001004
+#define CNA_S_POINTER_RESERVED_0__MASK 0xfffe0000
+#define CNA_S_POINTER_RESERVED_0__SHIFT 17
+static inline uint32_t CNA_S_POINTER_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_RESERVED_0__SHIFT) & CNA_S_POINTER_RESERVED_0__MASK;
+}
+#define CNA_S_POINTER_EXECUTER__MASK 0x00010000
+#define CNA_S_POINTER_EXECUTER__SHIFT 16
+static inline uint32_t CNA_S_POINTER_EXECUTER(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_EXECUTER__SHIFT) & CNA_S_POINTER_EXECUTER__MASK;
+}
+#define CNA_S_POINTER_RESERVED_1__MASK 0x0000ffc0
+#define CNA_S_POINTER_RESERVED_1__SHIFT 6
+static inline uint32_t CNA_S_POINTER_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_RESERVED_1__SHIFT) & CNA_S_POINTER_RESERVED_1__MASK;
+}
+#define CNA_S_POINTER_EXECUTER_PP_CLEAR__MASK 0x00000020
+#define CNA_S_POINTER_EXECUTER_PP_CLEAR__SHIFT 5
+static inline uint32_t CNA_S_POINTER_EXECUTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_EXECUTER_PP_CLEAR__SHIFT) & CNA_S_POINTER_EXECUTER_PP_CLEAR__MASK;
+}
+#define CNA_S_POINTER_POINTER_PP_CLEAR__MASK 0x00000010
+#define CNA_S_POINTER_POINTER_PP_CLEAR__SHIFT 4
+static inline uint32_t CNA_S_POINTER_POINTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_POINTER_PP_CLEAR__SHIFT) & CNA_S_POINTER_POINTER_PP_CLEAR__MASK;
+}
+#define CNA_S_POINTER_POINTER_PP_MODE__MASK 0x00000008
+#define CNA_S_POINTER_POINTER_PP_MODE__SHIFT 3
+static inline uint32_t CNA_S_POINTER_POINTER_PP_MODE(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_POINTER_PP_MODE__SHIFT) & CNA_S_POINTER_POINTER_PP_MODE__MASK;
+}
+#define CNA_S_POINTER_EXECUTER_PP_EN__MASK 0x00000004
+#define CNA_S_POINTER_EXECUTER_PP_EN__SHIFT 2
+static inline uint32_t CNA_S_POINTER_EXECUTER_PP_EN(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_EXECUTER_PP_EN__SHIFT) & CNA_S_POINTER_EXECUTER_PP_EN__MASK;
+}
+#define CNA_S_POINTER_POINTER_PP_EN__MASK 0x00000002
+#define CNA_S_POINTER_POINTER_PP_EN__SHIFT 1
+static inline uint32_t CNA_S_POINTER_POINTER_PP_EN(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_POINTER_PP_EN__SHIFT) & CNA_S_POINTER_POINTER_PP_EN__MASK;
+}
+#define CNA_S_POINTER_POINTER__MASK 0x00000001
+#define CNA_S_POINTER_POINTER__SHIFT 0
+static inline uint32_t CNA_S_POINTER_POINTER(uint32_t val)
+{
+ return ((val) << CNA_S_POINTER_POINTER__SHIFT) & CNA_S_POINTER_POINTER__MASK;
+}
+
+#define REG_CNA_OPERATION_ENABLE 0x00001008
+#define CNA_OPERATION_ENABLE_RESERVED_0__MASK 0xfffffffe
+#define CNA_OPERATION_ENABLE_RESERVED_0__SHIFT 1
+static inline uint32_t CNA_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_OPERATION_ENABLE_RESERVED_0__SHIFT) & CNA_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define CNA_OPERATION_ENABLE_OP_EN__MASK 0x00000001
+#define CNA_OPERATION_ENABLE_OP_EN__SHIFT 0
+static inline uint32_t CNA_OPERATION_ENABLE_OP_EN(uint32_t val)
+{
+ return ((val) << CNA_OPERATION_ENABLE_OP_EN__SHIFT) & CNA_OPERATION_ENABLE_OP_EN__MASK;
+}
+
+#define REG_CNA_CONV_CON1 0x0000100c
+#define CNA_CONV_CON1_RESERVED_0__MASK 0x80000000
+#define CNA_CONV_CON1_RESERVED_0__SHIFT 31
+static inline uint32_t CNA_CONV_CON1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_RESERVED_0__SHIFT) & CNA_CONV_CON1_RESERVED_0__MASK;
+}
+#define CNA_CONV_CON1_NONALIGN_DMA__MASK 0x40000000
+#define CNA_CONV_CON1_NONALIGN_DMA__SHIFT 30
+static inline uint32_t CNA_CONV_CON1_NONALIGN_DMA(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_NONALIGN_DMA__SHIFT) & CNA_CONV_CON1_NONALIGN_DMA__MASK;
+}
+#define CNA_CONV_CON1_GROUP_LINE_OFF__MASK 0x20000000
+#define CNA_CONV_CON1_GROUP_LINE_OFF__SHIFT 29
+static inline uint32_t CNA_CONV_CON1_GROUP_LINE_OFF(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_GROUP_LINE_OFF__SHIFT) & CNA_CONV_CON1_GROUP_LINE_OFF__MASK;
+}
+#define CNA_CONV_CON1_RESERVED_1__MASK 0x1ffe0000
+#define CNA_CONV_CON1_RESERVED_1__SHIFT 17
+static inline uint32_t CNA_CONV_CON1_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_RESERVED_1__SHIFT) & CNA_CONV_CON1_RESERVED_1__MASK;
+}
+#define CNA_CONV_CON1_DECONV__MASK 0x00010000
+#define CNA_CONV_CON1_DECONV__SHIFT 16
+static inline uint32_t CNA_CONV_CON1_DECONV(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_DECONV__SHIFT) & CNA_CONV_CON1_DECONV__MASK;
+}
+#define CNA_CONV_CON1_ARGB_IN__MASK 0x0000f000
+#define CNA_CONV_CON1_ARGB_IN__SHIFT 12
+static inline uint32_t CNA_CONV_CON1_ARGB_IN(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_ARGB_IN__SHIFT) & CNA_CONV_CON1_ARGB_IN__MASK;
+}
+#define CNA_CONV_CON1_RESERVED_2__MASK 0x00000c00
+#define CNA_CONV_CON1_RESERVED_2__SHIFT 10
+static inline uint32_t CNA_CONV_CON1_RESERVED_2(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_RESERVED_2__SHIFT) & CNA_CONV_CON1_RESERVED_2__MASK;
+}
+#define CNA_CONV_CON1_PROC_PRECISION__MASK 0x00000380
+#define CNA_CONV_CON1_PROC_PRECISION__SHIFT 7
+static inline uint32_t CNA_CONV_CON1_PROC_PRECISION(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_PROC_PRECISION__SHIFT) & CNA_CONV_CON1_PROC_PRECISION__MASK;
+}
+#define CNA_CONV_CON1_IN_PRECISION__MASK 0x00000070
+#define CNA_CONV_CON1_IN_PRECISION__SHIFT 4
+static inline uint32_t CNA_CONV_CON1_IN_PRECISION(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_IN_PRECISION__SHIFT) & CNA_CONV_CON1_IN_PRECISION__MASK;
+}
+#define CNA_CONV_CON1_CONV_MODE__MASK 0x0000000f
+#define CNA_CONV_CON1_CONV_MODE__SHIFT 0
+static inline uint32_t CNA_CONV_CON1_CONV_MODE(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON1_CONV_MODE__SHIFT) & CNA_CONV_CON1_CONV_MODE__MASK;
+}
+
+#define REG_CNA_CONV_CON2 0x00001010
+#define CNA_CONV_CON2_RESERVED_0__MASK 0xff000000
+#define CNA_CONV_CON2_RESERVED_0__SHIFT 24
+static inline uint32_t CNA_CONV_CON2_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_RESERVED_0__SHIFT) & CNA_CONV_CON2_RESERVED_0__MASK;
+}
+#define CNA_CONV_CON2_KERNEL_GROUP__MASK 0x00ff0000
+#define CNA_CONV_CON2_KERNEL_GROUP__SHIFT 16
+static inline uint32_t CNA_CONV_CON2_KERNEL_GROUP(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_KERNEL_GROUP__SHIFT) & CNA_CONV_CON2_KERNEL_GROUP__MASK;
+}
+#define CNA_CONV_CON2_RESERVED_1__MASK 0x0000c000
+#define CNA_CONV_CON2_RESERVED_1__SHIFT 14
+static inline uint32_t CNA_CONV_CON2_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_RESERVED_1__SHIFT) & CNA_CONV_CON2_RESERVED_1__MASK;
+}
+#define CNA_CONV_CON2_FEATURE_GRAINS__MASK 0x00003ff0
+#define CNA_CONV_CON2_FEATURE_GRAINS__SHIFT 4
+static inline uint32_t CNA_CONV_CON2_FEATURE_GRAINS(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_FEATURE_GRAINS__SHIFT) & CNA_CONV_CON2_FEATURE_GRAINS__MASK;
+}
+#define CNA_CONV_CON2_RESERVED_2__MASK 0x00000008
+#define CNA_CONV_CON2_RESERVED_2__SHIFT 3
+static inline uint32_t CNA_CONV_CON2_RESERVED_2(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_RESERVED_2__SHIFT) & CNA_CONV_CON2_RESERVED_2__MASK;
+}
+#define CNA_CONV_CON2_CSC_WO_EN__MASK 0x00000004
+#define CNA_CONV_CON2_CSC_WO_EN__SHIFT 2
+static inline uint32_t CNA_CONV_CON2_CSC_WO_EN(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_CSC_WO_EN__SHIFT) & CNA_CONV_CON2_CSC_WO_EN__MASK;
+}
+#define CNA_CONV_CON2_CSC_DO_EN__MASK 0x00000002
+#define CNA_CONV_CON2_CSC_DO_EN__SHIFT 1
+static inline uint32_t CNA_CONV_CON2_CSC_DO_EN(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_CSC_DO_EN__SHIFT) & CNA_CONV_CON2_CSC_DO_EN__MASK;
+}
+#define CNA_CONV_CON2_CMD_FIFO_SRST__MASK 0x00000001
+#define CNA_CONV_CON2_CMD_FIFO_SRST__SHIFT 0
+static inline uint32_t CNA_CONV_CON2_CMD_FIFO_SRST(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON2_CMD_FIFO_SRST__SHIFT) & CNA_CONV_CON2_CMD_FIFO_SRST__MASK;
+}
+
+#define REG_CNA_CONV_CON3 0x00001014
+#define CNA_CONV_CON3_RESERVED_0__MASK 0x80000000
+#define CNA_CONV_CON3_RESERVED_0__SHIFT 31
+static inline uint32_t CNA_CONV_CON3_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_RESERVED_0__SHIFT) & CNA_CONV_CON3_RESERVED_0__MASK;
+}
+#define CNA_CONV_CON3_NN_MODE__MASK 0x70000000
+#define CNA_CONV_CON3_NN_MODE__SHIFT 28
+static inline uint32_t CNA_CONV_CON3_NN_MODE(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_NN_MODE__SHIFT) & CNA_CONV_CON3_NN_MODE__MASK;
+}
+#define CNA_CONV_CON3_RESERVED_1__MASK 0x0c000000
+#define CNA_CONV_CON3_RESERVED_1__SHIFT 26
+static inline uint32_t CNA_CONV_CON3_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_RESERVED_1__SHIFT) & CNA_CONV_CON3_RESERVED_1__MASK;
+}
+#define CNA_CONV_CON3_ATROUS_Y_DILATION__MASK 0x03e00000
+#define CNA_CONV_CON3_ATROUS_Y_DILATION__SHIFT 21
+static inline uint32_t CNA_CONV_CON3_ATROUS_Y_DILATION(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_ATROUS_Y_DILATION__SHIFT) & CNA_CONV_CON3_ATROUS_Y_DILATION__MASK;
+}
+#define CNA_CONV_CON3_ATROUS_X_DILATION__MASK 0x001f0000
+#define CNA_CONV_CON3_ATROUS_X_DILATION__SHIFT 16
+static inline uint32_t CNA_CONV_CON3_ATROUS_X_DILATION(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_ATROUS_X_DILATION__SHIFT) & CNA_CONV_CON3_ATROUS_X_DILATION__MASK;
+}
+#define CNA_CONV_CON3_RESERVED_2__MASK 0x0000c000
+#define CNA_CONV_CON3_RESERVED_2__SHIFT 14
+static inline uint32_t CNA_CONV_CON3_RESERVED_2(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_RESERVED_2__SHIFT) & CNA_CONV_CON3_RESERVED_2__MASK;
+}
+#define CNA_CONV_CON3_DECONV_Y_STRIDE__MASK 0x00003800
+#define CNA_CONV_CON3_DECONV_Y_STRIDE__SHIFT 11
+static inline uint32_t CNA_CONV_CON3_DECONV_Y_STRIDE(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_DECONV_Y_STRIDE__SHIFT) & CNA_CONV_CON3_DECONV_Y_STRIDE__MASK;
+}
+#define CNA_CONV_CON3_DECONV_X_STRIDE__MASK 0x00000700
+#define CNA_CONV_CON3_DECONV_X_STRIDE__SHIFT 8
+static inline uint32_t CNA_CONV_CON3_DECONV_X_STRIDE(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_DECONV_X_STRIDE__SHIFT) & CNA_CONV_CON3_DECONV_X_STRIDE__MASK;
+}
+#define CNA_CONV_CON3_RESERVED_3__MASK 0x000000c0
+#define CNA_CONV_CON3_RESERVED_3__SHIFT 6
+static inline uint32_t CNA_CONV_CON3_RESERVED_3(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_RESERVED_3__SHIFT) & CNA_CONV_CON3_RESERVED_3__MASK;
+}
+#define CNA_CONV_CON3_CONV_Y_STRIDE__MASK 0x00000038
+#define CNA_CONV_CON3_CONV_Y_STRIDE__SHIFT 3
+static inline uint32_t CNA_CONV_CON3_CONV_Y_STRIDE(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_CONV_Y_STRIDE__SHIFT) & CNA_CONV_CON3_CONV_Y_STRIDE__MASK;
+}
+#define CNA_CONV_CON3_CONV_X_STRIDE__MASK 0x00000007
+#define CNA_CONV_CON3_CONV_X_STRIDE__SHIFT 0
+static inline uint32_t CNA_CONV_CON3_CONV_X_STRIDE(uint32_t val)
+{
+ return ((val) << CNA_CONV_CON3_CONV_X_STRIDE__SHIFT) & CNA_CONV_CON3_CONV_X_STRIDE__MASK;
+}
+
+#define REG_CNA_DATA_SIZE0 0x00001020
+#define CNA_DATA_SIZE0_RESERVED_0__MASK 0xf8000000
+#define CNA_DATA_SIZE0_RESERVED_0__SHIFT 27
+static inline uint32_t CNA_DATA_SIZE0_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE0_RESERVED_0__SHIFT) & CNA_DATA_SIZE0_RESERVED_0__MASK;
+}
+#define CNA_DATA_SIZE0_DATAIN_WIDTH__MASK 0x07ff0000
+#define CNA_DATA_SIZE0_DATAIN_WIDTH__SHIFT 16
+static inline uint32_t CNA_DATA_SIZE0_DATAIN_WIDTH(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE0_DATAIN_WIDTH__SHIFT) & CNA_DATA_SIZE0_DATAIN_WIDTH__MASK;
+}
+#define CNA_DATA_SIZE0_RESERVED_1__MASK 0x0000f800
+#define CNA_DATA_SIZE0_RESERVED_1__SHIFT 11
+static inline uint32_t CNA_DATA_SIZE0_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE0_RESERVED_1__SHIFT) & CNA_DATA_SIZE0_RESERVED_1__MASK;
+}
+#define CNA_DATA_SIZE0_DATAIN_HEIGHT__MASK 0x000007ff
+#define CNA_DATA_SIZE0_DATAIN_HEIGHT__SHIFT 0
+static inline uint32_t CNA_DATA_SIZE0_DATAIN_HEIGHT(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE0_DATAIN_HEIGHT__SHIFT) & CNA_DATA_SIZE0_DATAIN_HEIGHT__MASK;
+}
+
+#define REG_CNA_DATA_SIZE1 0x00001024
+#define CNA_DATA_SIZE1_RESERVED_0__MASK 0xc0000000
+#define CNA_DATA_SIZE1_RESERVED_0__SHIFT 30
+static inline uint32_t CNA_DATA_SIZE1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE1_RESERVED_0__SHIFT) & CNA_DATA_SIZE1_RESERVED_0__MASK;
+}
+#define CNA_DATA_SIZE1_DATAIN_CHANNEL_REAL__MASK 0x3fff0000
+#define CNA_DATA_SIZE1_DATAIN_CHANNEL_REAL__SHIFT 16
+static inline uint32_t CNA_DATA_SIZE1_DATAIN_CHANNEL_REAL(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE1_DATAIN_CHANNEL_REAL__SHIFT) & CNA_DATA_SIZE1_DATAIN_CHANNEL_REAL__MASK;
+}
+#define CNA_DATA_SIZE1_DATAIN_CHANNEL__MASK 0x0000ffff
+#define CNA_DATA_SIZE1_DATAIN_CHANNEL__SHIFT 0
+static inline uint32_t CNA_DATA_SIZE1_DATAIN_CHANNEL(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE1_DATAIN_CHANNEL__SHIFT) & CNA_DATA_SIZE1_DATAIN_CHANNEL__MASK;
+}
+
+#define REG_CNA_DATA_SIZE2 0x00001028
+#define CNA_DATA_SIZE2_RESERVED_0__MASK 0xfffff800
+#define CNA_DATA_SIZE2_RESERVED_0__SHIFT 11
+static inline uint32_t CNA_DATA_SIZE2_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE2_RESERVED_0__SHIFT) & CNA_DATA_SIZE2_RESERVED_0__MASK;
+}
+#define CNA_DATA_SIZE2_DATAOUT_WIDTH__MASK 0x000007ff
+#define CNA_DATA_SIZE2_DATAOUT_WIDTH__SHIFT 0
+static inline uint32_t CNA_DATA_SIZE2_DATAOUT_WIDTH(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE2_DATAOUT_WIDTH__SHIFT) & CNA_DATA_SIZE2_DATAOUT_WIDTH__MASK;
+}
+
+#define REG_CNA_DATA_SIZE3 0x0000102c
+#define CNA_DATA_SIZE3_RESERVED_0__MASK 0xff000000
+#define CNA_DATA_SIZE3_RESERVED_0__SHIFT 24
+static inline uint32_t CNA_DATA_SIZE3_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE3_RESERVED_0__SHIFT) & CNA_DATA_SIZE3_RESERVED_0__MASK;
+}
+#define CNA_DATA_SIZE3_SURF_MODE__MASK 0x00c00000
+#define CNA_DATA_SIZE3_SURF_MODE__SHIFT 22
+static inline uint32_t CNA_DATA_SIZE3_SURF_MODE(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE3_SURF_MODE__SHIFT) & CNA_DATA_SIZE3_SURF_MODE__MASK;
+}
+#define CNA_DATA_SIZE3_DATAOUT_ATOMICS__MASK 0x003fffff
+#define CNA_DATA_SIZE3_DATAOUT_ATOMICS__SHIFT 0
+static inline uint32_t CNA_DATA_SIZE3_DATAOUT_ATOMICS(uint32_t val)
+{
+ return ((val) << CNA_DATA_SIZE3_DATAOUT_ATOMICS__SHIFT) & CNA_DATA_SIZE3_DATAOUT_ATOMICS__MASK;
+}
+
+#define REG_CNA_WEIGHT_SIZE0 0x00001030
+#define CNA_WEIGHT_SIZE0_WEIGHT_BYTES__MASK 0xffffffff
+#define CNA_WEIGHT_SIZE0_WEIGHT_BYTES__SHIFT 0
+static inline uint32_t CNA_WEIGHT_SIZE0_WEIGHT_BYTES(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE0_WEIGHT_BYTES__SHIFT) & CNA_WEIGHT_SIZE0_WEIGHT_BYTES__MASK;
+}
+
+#define REG_CNA_WEIGHT_SIZE1 0x00001034
+#define CNA_WEIGHT_SIZE1_RESERVED_0__MASK 0xfff80000
+#define CNA_WEIGHT_SIZE1_RESERVED_0__SHIFT 19
+static inline uint32_t CNA_WEIGHT_SIZE1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE1_RESERVED_0__SHIFT) & CNA_WEIGHT_SIZE1_RESERVED_0__MASK;
+}
+#define CNA_WEIGHT_SIZE1_WEIGHT_BYTES_PER_KERNEL__MASK 0x0007ffff
+#define CNA_WEIGHT_SIZE1_WEIGHT_BYTES_PER_KERNEL__SHIFT 0
+static inline uint32_t CNA_WEIGHT_SIZE1_WEIGHT_BYTES_PER_KERNEL(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE1_WEIGHT_BYTES_PER_KERNEL__SHIFT) & CNA_WEIGHT_SIZE1_WEIGHT_BYTES_PER_KERNEL__MASK;
+}
+
+#define REG_CNA_WEIGHT_SIZE2 0x00001038
+#define CNA_WEIGHT_SIZE2_RESERVED_0__MASK 0xe0000000
+#define CNA_WEIGHT_SIZE2_RESERVED_0__SHIFT 29
+static inline uint32_t CNA_WEIGHT_SIZE2_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE2_RESERVED_0__SHIFT) & CNA_WEIGHT_SIZE2_RESERVED_0__MASK;
+}
+#define CNA_WEIGHT_SIZE2_WEIGHT_WIDTH__MASK 0x1f000000
+#define CNA_WEIGHT_SIZE2_WEIGHT_WIDTH__SHIFT 24
+static inline uint32_t CNA_WEIGHT_SIZE2_WEIGHT_WIDTH(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE2_WEIGHT_WIDTH__SHIFT) & CNA_WEIGHT_SIZE2_WEIGHT_WIDTH__MASK;
+}
+#define CNA_WEIGHT_SIZE2_RESERVED_1__MASK 0x00e00000
+#define CNA_WEIGHT_SIZE2_RESERVED_1__SHIFT 21
+static inline uint32_t CNA_WEIGHT_SIZE2_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE2_RESERVED_1__SHIFT) & CNA_WEIGHT_SIZE2_RESERVED_1__MASK;
+}
+#define CNA_WEIGHT_SIZE2_WEIGHT_HEIGHT__MASK 0x001f0000
+#define CNA_WEIGHT_SIZE2_WEIGHT_HEIGHT__SHIFT 16
+static inline uint32_t CNA_WEIGHT_SIZE2_WEIGHT_HEIGHT(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE2_WEIGHT_HEIGHT__SHIFT) & CNA_WEIGHT_SIZE2_WEIGHT_HEIGHT__MASK;
+}
+#define CNA_WEIGHT_SIZE2_RESERVED_2__MASK 0x0000c000
+#define CNA_WEIGHT_SIZE2_RESERVED_2__SHIFT 14
+static inline uint32_t CNA_WEIGHT_SIZE2_RESERVED_2(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE2_RESERVED_2__SHIFT) & CNA_WEIGHT_SIZE2_RESERVED_2__MASK;
+}
+#define CNA_WEIGHT_SIZE2_WEIGHT_KERNELS__MASK 0x00003fff
+#define CNA_WEIGHT_SIZE2_WEIGHT_KERNELS__SHIFT 0
+static inline uint32_t CNA_WEIGHT_SIZE2_WEIGHT_KERNELS(uint32_t val)
+{
+ return ((val) << CNA_WEIGHT_SIZE2_WEIGHT_KERNELS__SHIFT) & CNA_WEIGHT_SIZE2_WEIGHT_KERNELS__MASK;
+}
+
+#define REG_CNA_CBUF_CON0 0x00001040
+#define CNA_CBUF_CON0_RESERVED_0__MASK 0xffffc000
+#define CNA_CBUF_CON0_RESERVED_0__SHIFT 14
+static inline uint32_t CNA_CBUF_CON0_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON0_RESERVED_0__SHIFT) & CNA_CBUF_CON0_RESERVED_0__MASK;
+}
+#define CNA_CBUF_CON0_WEIGHT_REUSE__MASK 0x00002000
+#define CNA_CBUF_CON0_WEIGHT_REUSE__SHIFT 13
+static inline uint32_t CNA_CBUF_CON0_WEIGHT_REUSE(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON0_WEIGHT_REUSE__SHIFT) & CNA_CBUF_CON0_WEIGHT_REUSE__MASK;
+}
+#define CNA_CBUF_CON0_DATA_REUSE__MASK 0x00001000
+#define CNA_CBUF_CON0_DATA_REUSE__SHIFT 12
+static inline uint32_t CNA_CBUF_CON0_DATA_REUSE(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON0_DATA_REUSE__SHIFT) & CNA_CBUF_CON0_DATA_REUSE__MASK;
+}
+#define CNA_CBUF_CON0_RESERVED_1__MASK 0x00000800
+#define CNA_CBUF_CON0_RESERVED_1__SHIFT 11
+static inline uint32_t CNA_CBUF_CON0_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON0_RESERVED_1__SHIFT) & CNA_CBUF_CON0_RESERVED_1__MASK;
+}
+#define CNA_CBUF_CON0_FC_DATA_BANK__MASK 0x00000700
+#define CNA_CBUF_CON0_FC_DATA_BANK__SHIFT 8
+static inline uint32_t CNA_CBUF_CON0_FC_DATA_BANK(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON0_FC_DATA_BANK__SHIFT) & CNA_CBUF_CON0_FC_DATA_BANK__MASK;
+}
+#define CNA_CBUF_CON0_WEIGHT_BANK__MASK 0x000000f0
+#define CNA_CBUF_CON0_WEIGHT_BANK__SHIFT 4
+static inline uint32_t CNA_CBUF_CON0_WEIGHT_BANK(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON0_WEIGHT_BANK__SHIFT) & CNA_CBUF_CON0_WEIGHT_BANK__MASK;
+}
+#define CNA_CBUF_CON0_DATA_BANK__MASK 0x0000000f
+#define CNA_CBUF_CON0_DATA_BANK__SHIFT 0
+static inline uint32_t CNA_CBUF_CON0_DATA_BANK(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON0_DATA_BANK__SHIFT) & CNA_CBUF_CON0_DATA_BANK__MASK;
+}
+
+#define REG_CNA_CBUF_CON1 0x00001044
+#define CNA_CBUF_CON1_RESERVED_0__MASK 0xffffc000
+#define CNA_CBUF_CON1_RESERVED_0__SHIFT 14
+static inline uint32_t CNA_CBUF_CON1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON1_RESERVED_0__SHIFT) & CNA_CBUF_CON1_RESERVED_0__MASK;
+}
+#define CNA_CBUF_CON1_DATA_ENTRIES__MASK 0x00003fff
+#define CNA_CBUF_CON1_DATA_ENTRIES__SHIFT 0
+static inline uint32_t CNA_CBUF_CON1_DATA_ENTRIES(uint32_t val)
+{
+ return ((val) << CNA_CBUF_CON1_DATA_ENTRIES__SHIFT) & CNA_CBUF_CON1_DATA_ENTRIES__MASK;
+}
+
+#define REG_CNA_CVT_CON0 0x0000104c
+#define CNA_CVT_CON0_RESERVED_0__MASK 0xf0000000
+#define CNA_CVT_CON0_RESERVED_0__SHIFT 28
+static inline uint32_t CNA_CVT_CON0_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_RESERVED_0__SHIFT) & CNA_CVT_CON0_RESERVED_0__MASK;
+}
+#define CNA_CVT_CON0_CVT_TRUNCATE_3__MASK 0x0fc00000
+#define CNA_CVT_CON0_CVT_TRUNCATE_3__SHIFT 22
+static inline uint32_t CNA_CVT_CON0_CVT_TRUNCATE_3(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_CVT_TRUNCATE_3__SHIFT) & CNA_CVT_CON0_CVT_TRUNCATE_3__MASK;
+}
+#define CNA_CVT_CON0_CVT_TRUNCATE_2__MASK 0x003f0000
+#define CNA_CVT_CON0_CVT_TRUNCATE_2__SHIFT 16
+static inline uint32_t CNA_CVT_CON0_CVT_TRUNCATE_2(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_CVT_TRUNCATE_2__SHIFT) & CNA_CVT_CON0_CVT_TRUNCATE_2__MASK;
+}
+#define CNA_CVT_CON0_CVT_TRUNCATE_1__MASK 0x0000fc00
+#define CNA_CVT_CON0_CVT_TRUNCATE_1__SHIFT 10
+static inline uint32_t CNA_CVT_CON0_CVT_TRUNCATE_1(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_CVT_TRUNCATE_1__SHIFT) & CNA_CVT_CON0_CVT_TRUNCATE_1__MASK;
+}
+#define CNA_CVT_CON0_CVT_TRUNCATE_0__MASK 0x000003f0
+#define CNA_CVT_CON0_CVT_TRUNCATE_0__SHIFT 4
+static inline uint32_t CNA_CVT_CON0_CVT_TRUNCATE_0(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_CVT_TRUNCATE_0__SHIFT) & CNA_CVT_CON0_CVT_TRUNCATE_0__MASK;
+}
+#define CNA_CVT_CON0_DATA_SIGN__MASK 0x00000008
+#define CNA_CVT_CON0_DATA_SIGN__SHIFT 3
+static inline uint32_t CNA_CVT_CON0_DATA_SIGN(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_DATA_SIGN__SHIFT) & CNA_CVT_CON0_DATA_SIGN__MASK;
+}
+#define CNA_CVT_CON0_ROUND_TYPE__MASK 0x00000004
+#define CNA_CVT_CON0_ROUND_TYPE__SHIFT 2
+static inline uint32_t CNA_CVT_CON0_ROUND_TYPE(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_ROUND_TYPE__SHIFT) & CNA_CVT_CON0_ROUND_TYPE__MASK;
+}
+#define CNA_CVT_CON0_CVT_TYPE__MASK 0x00000002
+#define CNA_CVT_CON0_CVT_TYPE__SHIFT 1
+static inline uint32_t CNA_CVT_CON0_CVT_TYPE(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_CVT_TYPE__SHIFT) & CNA_CVT_CON0_CVT_TYPE__MASK;
+}
+#define CNA_CVT_CON0_CVT_BYPASS__MASK 0x00000001
+#define CNA_CVT_CON0_CVT_BYPASS__SHIFT 0
+static inline uint32_t CNA_CVT_CON0_CVT_BYPASS(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON0_CVT_BYPASS__SHIFT) & CNA_CVT_CON0_CVT_BYPASS__MASK;
+}
+
+#define REG_CNA_CVT_CON1 0x00001050
+#define CNA_CVT_CON1_CVT_SCALE0__MASK 0xffff0000
+#define CNA_CVT_CON1_CVT_SCALE0__SHIFT 16
+static inline uint32_t CNA_CVT_CON1_CVT_SCALE0(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON1_CVT_SCALE0__SHIFT) & CNA_CVT_CON1_CVT_SCALE0__MASK;
+}
+#define CNA_CVT_CON1_CVT_OFFSET0__MASK 0x0000ffff
+#define CNA_CVT_CON1_CVT_OFFSET0__SHIFT 0
+static inline uint32_t CNA_CVT_CON1_CVT_OFFSET0(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON1_CVT_OFFSET0__SHIFT) & CNA_CVT_CON1_CVT_OFFSET0__MASK;
+}
+
+#define REG_CNA_CVT_CON2 0x00001054
+#define CNA_CVT_CON2_CVT_SCALE1__MASK 0xffff0000
+#define CNA_CVT_CON2_CVT_SCALE1__SHIFT 16
+static inline uint32_t CNA_CVT_CON2_CVT_SCALE1(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON2_CVT_SCALE1__SHIFT) & CNA_CVT_CON2_CVT_SCALE1__MASK;
+}
+#define CNA_CVT_CON2_CVT_OFFSET1__MASK 0x0000ffff
+#define CNA_CVT_CON2_CVT_OFFSET1__SHIFT 0
+static inline uint32_t CNA_CVT_CON2_CVT_OFFSET1(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON2_CVT_OFFSET1__SHIFT) & CNA_CVT_CON2_CVT_OFFSET1__MASK;
+}
+
+#define REG_CNA_CVT_CON3 0x00001058
+#define CNA_CVT_CON3_CVT_SCALE2__MASK 0xffff0000
+#define CNA_CVT_CON3_CVT_SCALE2__SHIFT 16
+static inline uint32_t CNA_CVT_CON3_CVT_SCALE2(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON3_CVT_SCALE2__SHIFT) & CNA_CVT_CON3_CVT_SCALE2__MASK;
+}
+#define CNA_CVT_CON3_CVT_OFFSET2__MASK 0x0000ffff
+#define CNA_CVT_CON3_CVT_OFFSET2__SHIFT 0
+static inline uint32_t CNA_CVT_CON3_CVT_OFFSET2(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON3_CVT_OFFSET2__SHIFT) & CNA_CVT_CON3_CVT_OFFSET2__MASK;
+}
+
+#define REG_CNA_CVT_CON4 0x0000105c
+#define CNA_CVT_CON4_CVT_SCALE3__MASK 0xffff0000
+#define CNA_CVT_CON4_CVT_SCALE3__SHIFT 16
+static inline uint32_t CNA_CVT_CON4_CVT_SCALE3(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON4_CVT_SCALE3__SHIFT) & CNA_CVT_CON4_CVT_SCALE3__MASK;
+}
+#define CNA_CVT_CON4_CVT_OFFSET3__MASK 0x0000ffff
+#define CNA_CVT_CON4_CVT_OFFSET3__SHIFT 0
+static inline uint32_t CNA_CVT_CON4_CVT_OFFSET3(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON4_CVT_OFFSET3__SHIFT) & CNA_CVT_CON4_CVT_OFFSET3__MASK;
+}
+
+#define REG_CNA_FC_CON0 0x00001060
+#define CNA_FC_CON0_FC_SKIP_DATA__MASK 0xffff0000
+#define CNA_FC_CON0_FC_SKIP_DATA__SHIFT 16
+static inline uint32_t CNA_FC_CON0_FC_SKIP_DATA(uint32_t val)
+{
+ return ((val) << CNA_FC_CON0_FC_SKIP_DATA__SHIFT) & CNA_FC_CON0_FC_SKIP_DATA__MASK;
+}
+#define CNA_FC_CON0_RESERVED_0__MASK 0x0000fffe
+#define CNA_FC_CON0_RESERVED_0__SHIFT 1
+static inline uint32_t CNA_FC_CON0_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_FC_CON0_RESERVED_0__SHIFT) & CNA_FC_CON0_RESERVED_0__MASK;
+}
+#define CNA_FC_CON0_FC_SKIP_EN__MASK 0x00000001
+#define CNA_FC_CON0_FC_SKIP_EN__SHIFT 0
+static inline uint32_t CNA_FC_CON0_FC_SKIP_EN(uint32_t val)
+{
+ return ((val) << CNA_FC_CON0_FC_SKIP_EN__SHIFT) & CNA_FC_CON0_FC_SKIP_EN__MASK;
+}
+
+#define REG_CNA_FC_CON1 0x00001064
+#define CNA_FC_CON1_RESERVED_0__MASK 0xfffe0000
+#define CNA_FC_CON1_RESERVED_0__SHIFT 17
+static inline uint32_t CNA_FC_CON1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_FC_CON1_RESERVED_0__SHIFT) & CNA_FC_CON1_RESERVED_0__MASK;
+}
+#define CNA_FC_CON1_DATA_OFFSET__MASK 0x0001ffff
+#define CNA_FC_CON1_DATA_OFFSET__SHIFT 0
+static inline uint32_t CNA_FC_CON1_DATA_OFFSET(uint32_t val)
+{
+ return ((val) << CNA_FC_CON1_DATA_OFFSET__SHIFT) & CNA_FC_CON1_DATA_OFFSET__MASK;
+}
+
+#define REG_CNA_PAD_CON0 0x00001068
+#define CNA_PAD_CON0_RESERVED_0__MASK 0xffffff00
+#define CNA_PAD_CON0_RESERVED_0__SHIFT 8
+static inline uint32_t CNA_PAD_CON0_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_PAD_CON0_RESERVED_0__SHIFT) & CNA_PAD_CON0_RESERVED_0__MASK;
+}
+#define CNA_PAD_CON0_PAD_LEFT__MASK 0x000000f0
+#define CNA_PAD_CON0_PAD_LEFT__SHIFT 4
+static inline uint32_t CNA_PAD_CON0_PAD_LEFT(uint32_t val)
+{
+ return ((val) << CNA_PAD_CON0_PAD_LEFT__SHIFT) & CNA_PAD_CON0_PAD_LEFT__MASK;
+}
+#define CNA_PAD_CON0_PAD_TOP__MASK 0x0000000f
+#define CNA_PAD_CON0_PAD_TOP__SHIFT 0
+static inline uint32_t CNA_PAD_CON0_PAD_TOP(uint32_t val)
+{
+ return ((val) << CNA_PAD_CON0_PAD_TOP__SHIFT) & CNA_PAD_CON0_PAD_TOP__MASK;
+}
+
+#define REG_CNA_FEATURE_DATA_ADDR 0x00001070
+#define CNA_FEATURE_DATA_ADDR_FEATURE_BASE_ADDR__MASK 0xffffffff
+#define CNA_FEATURE_DATA_ADDR_FEATURE_BASE_ADDR__SHIFT 0
+static inline uint32_t CNA_FEATURE_DATA_ADDR_FEATURE_BASE_ADDR(uint32_t val)
+{
+ return ((val) << CNA_FEATURE_DATA_ADDR_FEATURE_BASE_ADDR__SHIFT) & CNA_FEATURE_DATA_ADDR_FEATURE_BASE_ADDR__MASK;
+}
+
+#define REG_CNA_FC_CON2 0x00001074
+#define CNA_FC_CON2_RESERVED_0__MASK 0xfffe0000
+#define CNA_FC_CON2_RESERVED_0__SHIFT 17
+static inline uint32_t CNA_FC_CON2_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_FC_CON2_RESERVED_0__SHIFT) & CNA_FC_CON2_RESERVED_0__MASK;
+}
+#define CNA_FC_CON2_WEIGHT_OFFSET__MASK 0x0001ffff
+#define CNA_FC_CON2_WEIGHT_OFFSET__SHIFT 0
+static inline uint32_t CNA_FC_CON2_WEIGHT_OFFSET(uint32_t val)
+{
+ return ((val) << CNA_FC_CON2_WEIGHT_OFFSET__SHIFT) & CNA_FC_CON2_WEIGHT_OFFSET__MASK;
+}
+
+#define REG_CNA_DMA_CON0 0x00001078
+#define CNA_DMA_CON0_OV4K_BYPASS__MASK 0x80000000
+#define CNA_DMA_CON0_OV4K_BYPASS__SHIFT 31
+static inline uint32_t CNA_DMA_CON0_OV4K_BYPASS(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON0_OV4K_BYPASS__SHIFT) & CNA_DMA_CON0_OV4K_BYPASS__MASK;
+}
+#define CNA_DMA_CON0_RESERVED_0__MASK 0x7ff00000
+#define CNA_DMA_CON0_RESERVED_0__SHIFT 20
+static inline uint32_t CNA_DMA_CON0_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON0_RESERVED_0__SHIFT) & CNA_DMA_CON0_RESERVED_0__MASK;
+}
+#define CNA_DMA_CON0_WEIGHT_BURST_LEN__MASK 0x000f0000
+#define CNA_DMA_CON0_WEIGHT_BURST_LEN__SHIFT 16
+static inline uint32_t CNA_DMA_CON0_WEIGHT_BURST_LEN(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON0_WEIGHT_BURST_LEN__SHIFT) & CNA_DMA_CON0_WEIGHT_BURST_LEN__MASK;
+}
+#define CNA_DMA_CON0_RESERVED_1__MASK 0x0000fff0
+#define CNA_DMA_CON0_RESERVED_1__SHIFT 4
+static inline uint32_t CNA_DMA_CON0_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON0_RESERVED_1__SHIFT) & CNA_DMA_CON0_RESERVED_1__MASK;
+}
+#define CNA_DMA_CON0_DATA_BURST_LEN__MASK 0x0000000f
+#define CNA_DMA_CON0_DATA_BURST_LEN__SHIFT 0
+static inline uint32_t CNA_DMA_CON0_DATA_BURST_LEN(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON0_DATA_BURST_LEN__SHIFT) & CNA_DMA_CON0_DATA_BURST_LEN__MASK;
+}
+
+#define REG_CNA_DMA_CON1 0x0000107c
+#define CNA_DMA_CON1_RESERVED_0__MASK 0xf0000000
+#define CNA_DMA_CON1_RESERVED_0__SHIFT 28
+static inline uint32_t CNA_DMA_CON1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON1_RESERVED_0__SHIFT) & CNA_DMA_CON1_RESERVED_0__MASK;
+}
+#define CNA_DMA_CON1_LINE_STRIDE__MASK 0x0fffffff
+#define CNA_DMA_CON1_LINE_STRIDE__SHIFT 0
+static inline uint32_t CNA_DMA_CON1_LINE_STRIDE(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON1_LINE_STRIDE__SHIFT) & CNA_DMA_CON1_LINE_STRIDE__MASK;
+}
+
+#define REG_CNA_DMA_CON2 0x00001080
+#define CNA_DMA_CON2_RESERVED_0__MASK 0xf0000000
+#define CNA_DMA_CON2_RESERVED_0__SHIFT 28
+static inline uint32_t CNA_DMA_CON2_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON2_RESERVED_0__SHIFT) & CNA_DMA_CON2_RESERVED_0__MASK;
+}
+#define CNA_DMA_CON2_SURF_STRIDE__MASK 0x0fffffff
+#define CNA_DMA_CON2_SURF_STRIDE__SHIFT 0
+static inline uint32_t CNA_DMA_CON2_SURF_STRIDE(uint32_t val)
+{
+ return ((val) << CNA_DMA_CON2_SURF_STRIDE__SHIFT) & CNA_DMA_CON2_SURF_STRIDE__MASK;
+}
+
+#define REG_CNA_FC_DATA_SIZE0 0x00001084
+#define CNA_FC_DATA_SIZE0_RESERVED_0__MASK 0xc0000000
+#define CNA_FC_DATA_SIZE0_RESERVED_0__SHIFT 30
+static inline uint32_t CNA_FC_DATA_SIZE0_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_FC_DATA_SIZE0_RESERVED_0__SHIFT) & CNA_FC_DATA_SIZE0_RESERVED_0__MASK;
+}
+#define CNA_FC_DATA_SIZE0_DMA_WIDTH__MASK 0x3fff0000
+#define CNA_FC_DATA_SIZE0_DMA_WIDTH__SHIFT 16
+static inline uint32_t CNA_FC_DATA_SIZE0_DMA_WIDTH(uint32_t val)
+{
+ return ((val) << CNA_FC_DATA_SIZE0_DMA_WIDTH__SHIFT) & CNA_FC_DATA_SIZE0_DMA_WIDTH__MASK;
+}
+#define CNA_FC_DATA_SIZE0_RESERVED_1__MASK 0x0000f800
+#define CNA_FC_DATA_SIZE0_RESERVED_1__SHIFT 11
+static inline uint32_t CNA_FC_DATA_SIZE0_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_FC_DATA_SIZE0_RESERVED_1__SHIFT) & CNA_FC_DATA_SIZE0_RESERVED_1__MASK;
+}
+#define CNA_FC_DATA_SIZE0_DMA_HEIGHT__MASK 0x000007ff
+#define CNA_FC_DATA_SIZE0_DMA_HEIGHT__SHIFT 0
+static inline uint32_t CNA_FC_DATA_SIZE0_DMA_HEIGHT(uint32_t val)
+{
+ return ((val) << CNA_FC_DATA_SIZE0_DMA_HEIGHT__SHIFT) & CNA_FC_DATA_SIZE0_DMA_HEIGHT__MASK;
+}
+
+#define REG_CNA_FC_DATA_SIZE1 0x00001088
+#define CNA_FC_DATA_SIZE1_RESERVED_0__MASK 0xffff0000
+#define CNA_FC_DATA_SIZE1_RESERVED_0__SHIFT 16
+static inline uint32_t CNA_FC_DATA_SIZE1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_FC_DATA_SIZE1_RESERVED_0__SHIFT) & CNA_FC_DATA_SIZE1_RESERVED_0__MASK;
+}
+#define CNA_FC_DATA_SIZE1_DMA_CHANNEL__MASK 0x0000ffff
+#define CNA_FC_DATA_SIZE1_DMA_CHANNEL__SHIFT 0
+static inline uint32_t CNA_FC_DATA_SIZE1_DMA_CHANNEL(uint32_t val)
+{
+ return ((val) << CNA_FC_DATA_SIZE1_DMA_CHANNEL__SHIFT) & CNA_FC_DATA_SIZE1_DMA_CHANNEL__MASK;
+}
+
+#define REG_CNA_CLK_GATE 0x00001090
+#define CNA_CLK_GATE_RESERVED_0__MASK 0xffffffe0
+#define CNA_CLK_GATE_RESERVED_0__SHIFT 5
+static inline uint32_t CNA_CLK_GATE_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_CLK_GATE_RESERVED_0__SHIFT) & CNA_CLK_GATE_RESERVED_0__MASK;
+}
+#define CNA_CLK_GATE_CBUF_CS_DISABLE_CLKGATE__MASK 0x00000010
+#define CNA_CLK_GATE_CBUF_CS_DISABLE_CLKGATE__SHIFT 4
+static inline uint32_t CNA_CLK_GATE_CBUF_CS_DISABLE_CLKGATE(uint32_t val)
+{
+ return ((val) << CNA_CLK_GATE_CBUF_CS_DISABLE_CLKGATE__SHIFT) & CNA_CLK_GATE_CBUF_CS_DISABLE_CLKGATE__MASK;
+}
+#define CNA_CLK_GATE_RESERVED_1__MASK 0x00000008
+#define CNA_CLK_GATE_RESERVED_1__SHIFT 3
+static inline uint32_t CNA_CLK_GATE_RESERVED_1(uint32_t val)
+{
+ return ((val) << CNA_CLK_GATE_RESERVED_1__SHIFT) & CNA_CLK_GATE_RESERVED_1__MASK;
+}
+#define CNA_CLK_GATE_CSC_DISABLE_CLKGATE__MASK 0x00000004
+#define CNA_CLK_GATE_CSC_DISABLE_CLKGATE__SHIFT 2
+static inline uint32_t CNA_CLK_GATE_CSC_DISABLE_CLKGATE(uint32_t val)
+{
+ return ((val) << CNA_CLK_GATE_CSC_DISABLE_CLKGATE__SHIFT) & CNA_CLK_GATE_CSC_DISABLE_CLKGATE__MASK;
+}
+#define CNA_CLK_GATE_CNA_WEIGHT_DISABLE_CLKGATE__MASK 0x00000002
+#define CNA_CLK_GATE_CNA_WEIGHT_DISABLE_CLKGATE__SHIFT 1
+static inline uint32_t CNA_CLK_GATE_CNA_WEIGHT_DISABLE_CLKGATE(uint32_t val)
+{
+ return ((val) << CNA_CLK_GATE_CNA_WEIGHT_DISABLE_CLKGATE__SHIFT) & CNA_CLK_GATE_CNA_WEIGHT_DISABLE_CLKGATE__MASK;
+}
+#define CNA_CLK_GATE_CNA_FEATURE_DISABLE_CLKGATE__MASK 0x00000001
+#define CNA_CLK_GATE_CNA_FEATURE_DISABLE_CLKGATE__SHIFT 0
+static inline uint32_t CNA_CLK_GATE_CNA_FEATURE_DISABLE_CLKGATE(uint32_t val)
+{
+ return ((val) << CNA_CLK_GATE_CNA_FEATURE_DISABLE_CLKGATE__SHIFT) & CNA_CLK_GATE_CNA_FEATURE_DISABLE_CLKGATE__MASK;
+}
+
+#define REG_CNA_DCOMP_CTRL 0x00001100
+#define CNA_DCOMP_CTRL_RESERVED_0__MASK 0xfffffff0
+#define CNA_DCOMP_CTRL_RESERVED_0__SHIFT 4
+static inline uint32_t CNA_DCOMP_CTRL_RESERVED_0(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_CTRL_RESERVED_0__SHIFT) & CNA_DCOMP_CTRL_RESERVED_0__MASK;
+}
+#define CNA_DCOMP_CTRL_WT_DEC_BYPASS__MASK 0x00000008
+#define CNA_DCOMP_CTRL_WT_DEC_BYPASS__SHIFT 3
+static inline uint32_t CNA_DCOMP_CTRL_WT_DEC_BYPASS(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_CTRL_WT_DEC_BYPASS__SHIFT) & CNA_DCOMP_CTRL_WT_DEC_BYPASS__MASK;
+}
+#define CNA_DCOMP_CTRL_DECOMP_CONTROL__MASK 0x00000007
+#define CNA_DCOMP_CTRL_DECOMP_CONTROL__SHIFT 0
+static inline uint32_t CNA_DCOMP_CTRL_DECOMP_CONTROL(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_CTRL_DECOMP_CONTROL__SHIFT) & CNA_DCOMP_CTRL_DECOMP_CONTROL__MASK;
+}
+
+#define REG_CNA_DCOMP_REGNUM 0x00001104
+#define CNA_DCOMP_REGNUM_DCOMP_REGNUM__MASK 0xffffffff
+#define CNA_DCOMP_REGNUM_DCOMP_REGNUM__SHIFT 0
+static inline uint32_t CNA_DCOMP_REGNUM_DCOMP_REGNUM(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_REGNUM_DCOMP_REGNUM__SHIFT) & CNA_DCOMP_REGNUM_DCOMP_REGNUM__MASK;
+}
+
+#define REG_CNA_DCOMP_ADDR0 0x00001110
+#define CNA_DCOMP_ADDR0_DECOMPRESS_ADDR0__MASK 0xffffffff
+#define CNA_DCOMP_ADDR0_DECOMPRESS_ADDR0__SHIFT 0
+static inline uint32_t CNA_DCOMP_ADDR0_DECOMPRESS_ADDR0(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_ADDR0_DECOMPRESS_ADDR0__SHIFT) & CNA_DCOMP_ADDR0_DECOMPRESS_ADDR0__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT0 0x00001140
+#define CNA_DCOMP_AMOUNT0_DCOMP_AMOUNT0__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT0_DCOMP_AMOUNT0__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT0_DCOMP_AMOUNT0(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT0_DCOMP_AMOUNT0__SHIFT) & CNA_DCOMP_AMOUNT0_DCOMP_AMOUNT0__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT1 0x00001144
+#define CNA_DCOMP_AMOUNT1_DCOMP_AMOUNT1__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT1_DCOMP_AMOUNT1__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT1_DCOMP_AMOUNT1(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT1_DCOMP_AMOUNT1__SHIFT) & CNA_DCOMP_AMOUNT1_DCOMP_AMOUNT1__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT2 0x00001148
+#define CNA_DCOMP_AMOUNT2_DCOMP_AMOUNT2__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT2_DCOMP_AMOUNT2__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT2_DCOMP_AMOUNT2(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT2_DCOMP_AMOUNT2__SHIFT) & CNA_DCOMP_AMOUNT2_DCOMP_AMOUNT2__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT3 0x0000114c
+#define CNA_DCOMP_AMOUNT3_DCOMP_AMOUNT3__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT3_DCOMP_AMOUNT3__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT3_DCOMP_AMOUNT3(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT3_DCOMP_AMOUNT3__SHIFT) & CNA_DCOMP_AMOUNT3_DCOMP_AMOUNT3__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT4 0x00001150
+#define CNA_DCOMP_AMOUNT4_DCOMP_AMOUNT4__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT4_DCOMP_AMOUNT4__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT4_DCOMP_AMOUNT4(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT4_DCOMP_AMOUNT4__SHIFT) & CNA_DCOMP_AMOUNT4_DCOMP_AMOUNT4__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT5 0x00001154
+#define CNA_DCOMP_AMOUNT5_DCOMP_AMOUNT5__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT5_DCOMP_AMOUNT5__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT5_DCOMP_AMOUNT5(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT5_DCOMP_AMOUNT5__SHIFT) & CNA_DCOMP_AMOUNT5_DCOMP_AMOUNT5__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT6 0x00001158
+#define CNA_DCOMP_AMOUNT6_DCOMP_AMOUNT6__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT6_DCOMP_AMOUNT6__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT6_DCOMP_AMOUNT6(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT6_DCOMP_AMOUNT6__SHIFT) & CNA_DCOMP_AMOUNT6_DCOMP_AMOUNT6__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT7 0x0000115c
+#define CNA_DCOMP_AMOUNT7_DCOMP_AMOUNT7__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT7_DCOMP_AMOUNT7__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT7_DCOMP_AMOUNT7(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT7_DCOMP_AMOUNT7__SHIFT) & CNA_DCOMP_AMOUNT7_DCOMP_AMOUNT7__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT8 0x00001160
+#define CNA_DCOMP_AMOUNT8_DCOMP_AMOUNT8__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT8_DCOMP_AMOUNT8__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT8_DCOMP_AMOUNT8(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT8_DCOMP_AMOUNT8__SHIFT) & CNA_DCOMP_AMOUNT8_DCOMP_AMOUNT8__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT9 0x00001164
+#define CNA_DCOMP_AMOUNT9_DCOMP_AMOUNT9__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT9_DCOMP_AMOUNT9__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT9_DCOMP_AMOUNT9(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT9_DCOMP_AMOUNT9__SHIFT) & CNA_DCOMP_AMOUNT9_DCOMP_AMOUNT9__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT10 0x00001168
+#define CNA_DCOMP_AMOUNT10_DCOMP_AMOUNT10__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT10_DCOMP_AMOUNT10__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT10_DCOMP_AMOUNT10(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT10_DCOMP_AMOUNT10__SHIFT) & CNA_DCOMP_AMOUNT10_DCOMP_AMOUNT10__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT11 0x0000116c
+#define CNA_DCOMP_AMOUNT11_DCOMP_AMOUNT11__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT11_DCOMP_AMOUNT11__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT11_DCOMP_AMOUNT11(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT11_DCOMP_AMOUNT11__SHIFT) & CNA_DCOMP_AMOUNT11_DCOMP_AMOUNT11__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT12 0x00001170
+#define CNA_DCOMP_AMOUNT12_DCOMP_AMOUNT12__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT12_DCOMP_AMOUNT12__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT12_DCOMP_AMOUNT12(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT12_DCOMP_AMOUNT12__SHIFT) & CNA_DCOMP_AMOUNT12_DCOMP_AMOUNT12__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT13 0x00001174
+#define CNA_DCOMP_AMOUNT13_DCOMP_AMOUNT13__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT13_DCOMP_AMOUNT13__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT13_DCOMP_AMOUNT13(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT13_DCOMP_AMOUNT13__SHIFT) & CNA_DCOMP_AMOUNT13_DCOMP_AMOUNT13__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT14 0x00001178
+#define CNA_DCOMP_AMOUNT14_DCOMP_AMOUNT14__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT14_DCOMP_AMOUNT14__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT14_DCOMP_AMOUNT14(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT14_DCOMP_AMOUNT14__SHIFT) & CNA_DCOMP_AMOUNT14_DCOMP_AMOUNT14__MASK;
+}
+
+#define REG_CNA_DCOMP_AMOUNT15 0x0000117c
+#define CNA_DCOMP_AMOUNT15_DCOMP_AMOUNT15__MASK 0xffffffff
+#define CNA_DCOMP_AMOUNT15_DCOMP_AMOUNT15__SHIFT 0
+static inline uint32_t CNA_DCOMP_AMOUNT15_DCOMP_AMOUNT15(uint32_t val)
+{
+ return ((val) << CNA_DCOMP_AMOUNT15_DCOMP_AMOUNT15__SHIFT) & CNA_DCOMP_AMOUNT15_DCOMP_AMOUNT15__MASK;
+}
+
+#define REG_CNA_CVT_CON5 0x00001180
+#define CNA_CVT_CON5_PER_CHANNEL_CVT_EN__MASK 0xffffffff
+#define CNA_CVT_CON5_PER_CHANNEL_CVT_EN__SHIFT 0
+static inline uint32_t CNA_CVT_CON5_PER_CHANNEL_CVT_EN(uint32_t val)
+{
+ return ((val) << CNA_CVT_CON5_PER_CHANNEL_CVT_EN__SHIFT) & CNA_CVT_CON5_PER_CHANNEL_CVT_EN__MASK;
+}
+
+#define REG_CNA_PAD_CON1 0x00001184
+#define CNA_PAD_CON1_PAD_VALUE__MASK 0xffffffff
+#define CNA_PAD_CON1_PAD_VALUE__SHIFT 0
+static inline uint32_t CNA_PAD_CON1_PAD_VALUE(uint32_t val)
+{
+ return ((val) << CNA_PAD_CON1_PAD_VALUE__SHIFT) & CNA_PAD_CON1_PAD_VALUE__MASK;
+}
+
+#define REG_CORE_S_STATUS 0x00003000
+#define CORE_S_STATUS_RESERVED_0__MASK 0xfffc0000
+#define CORE_S_STATUS_RESERVED_0__SHIFT 18
+static inline uint32_t CORE_S_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << CORE_S_STATUS_RESERVED_0__SHIFT) & CORE_S_STATUS_RESERVED_0__MASK;
+}
+#define CORE_S_STATUS_STATUS_1__MASK 0x00030000
+#define CORE_S_STATUS_STATUS_1__SHIFT 16
+static inline uint32_t CORE_S_STATUS_STATUS_1(uint32_t val)
+{
+ return ((val) << CORE_S_STATUS_STATUS_1__SHIFT) & CORE_S_STATUS_STATUS_1__MASK;
+}
+#define CORE_S_STATUS_RESERVED_1__MASK 0x0000fffc
+#define CORE_S_STATUS_RESERVED_1__SHIFT 2
+static inline uint32_t CORE_S_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << CORE_S_STATUS_RESERVED_1__SHIFT) & CORE_S_STATUS_RESERVED_1__MASK;
+}
+#define CORE_S_STATUS_STATUS_0__MASK 0x00000003
+#define CORE_S_STATUS_STATUS_0__SHIFT 0
+static inline uint32_t CORE_S_STATUS_STATUS_0(uint32_t val)
+{
+ return ((val) << CORE_S_STATUS_STATUS_0__SHIFT) & CORE_S_STATUS_STATUS_0__MASK;
+}
+
+#define REG_CORE_S_POINTER 0x00003004
+#define CORE_S_POINTER_RESERVED_0__MASK 0xfffe0000
+#define CORE_S_POINTER_RESERVED_0__SHIFT 17
+static inline uint32_t CORE_S_POINTER_RESERVED_0(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_RESERVED_0__SHIFT) & CORE_S_POINTER_RESERVED_0__MASK;
+}
+#define CORE_S_POINTER_EXECUTER__MASK 0x00010000
+#define CORE_S_POINTER_EXECUTER__SHIFT 16
+static inline uint32_t CORE_S_POINTER_EXECUTER(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_EXECUTER__SHIFT) & CORE_S_POINTER_EXECUTER__MASK;
+}
+#define CORE_S_POINTER_RESERVED_1__MASK 0x0000ffc0
+#define CORE_S_POINTER_RESERVED_1__SHIFT 6
+static inline uint32_t CORE_S_POINTER_RESERVED_1(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_RESERVED_1__SHIFT) & CORE_S_POINTER_RESERVED_1__MASK;
+}
+#define CORE_S_POINTER_EXECUTER_PP_CLEAR__MASK 0x00000020
+#define CORE_S_POINTER_EXECUTER_PP_CLEAR__SHIFT 5
+static inline uint32_t CORE_S_POINTER_EXECUTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_EXECUTER_PP_CLEAR__SHIFT) & CORE_S_POINTER_EXECUTER_PP_CLEAR__MASK;
+}
+#define CORE_S_POINTER_POINTER_PP_CLEAR__MASK 0x00000010
+#define CORE_S_POINTER_POINTER_PP_CLEAR__SHIFT 4
+static inline uint32_t CORE_S_POINTER_POINTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_POINTER_PP_CLEAR__SHIFT) & CORE_S_POINTER_POINTER_PP_CLEAR__MASK;
+}
+#define CORE_S_POINTER_POINTER_PP_MODE__MASK 0x00000008
+#define CORE_S_POINTER_POINTER_PP_MODE__SHIFT 3
+static inline uint32_t CORE_S_POINTER_POINTER_PP_MODE(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_POINTER_PP_MODE__SHIFT) & CORE_S_POINTER_POINTER_PP_MODE__MASK;
+}
+#define CORE_S_POINTER_EXECUTER_PP_EN__MASK 0x00000004
+#define CORE_S_POINTER_EXECUTER_PP_EN__SHIFT 2
+static inline uint32_t CORE_S_POINTER_EXECUTER_PP_EN(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_EXECUTER_PP_EN__SHIFT) & CORE_S_POINTER_EXECUTER_PP_EN__MASK;
+}
+#define CORE_S_POINTER_POINTER_PP_EN__MASK 0x00000002
+#define CORE_S_POINTER_POINTER_PP_EN__SHIFT 1
+static inline uint32_t CORE_S_POINTER_POINTER_PP_EN(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_POINTER_PP_EN__SHIFT) & CORE_S_POINTER_POINTER_PP_EN__MASK;
+}
+#define CORE_S_POINTER_POINTER__MASK 0x00000001
+#define CORE_S_POINTER_POINTER__SHIFT 0
+static inline uint32_t CORE_S_POINTER_POINTER(uint32_t val)
+{
+ return ((val) << CORE_S_POINTER_POINTER__SHIFT) & CORE_S_POINTER_POINTER__MASK;
+}
+
+#define REG_CORE_OPERATION_ENABLE 0x00003008
+#define CORE_OPERATION_ENABLE_RESERVED_0__MASK 0xfffffffe
+#define CORE_OPERATION_ENABLE_RESERVED_0__SHIFT 1
+static inline uint32_t CORE_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << CORE_OPERATION_ENABLE_RESERVED_0__SHIFT) & CORE_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define CORE_OPERATION_ENABLE_OP_EN__MASK 0x00000001
+#define CORE_OPERATION_ENABLE_OP_EN__SHIFT 0
+static inline uint32_t CORE_OPERATION_ENABLE_OP_EN(uint32_t val)
+{
+ return ((val) << CORE_OPERATION_ENABLE_OP_EN__SHIFT) & CORE_OPERATION_ENABLE_OP_EN__MASK;
+}
+
+#define REG_CORE_MAC_GATING 0x0000300c
+#define CORE_MAC_GATING_RESERVED_0__MASK 0xf8000000
+#define CORE_MAC_GATING_RESERVED_0__SHIFT 27
+static inline uint32_t CORE_MAC_GATING_RESERVED_0(uint32_t val)
+{
+ return ((val) << CORE_MAC_GATING_RESERVED_0__SHIFT) & CORE_MAC_GATING_RESERVED_0__MASK;
+}
+#define CORE_MAC_GATING_SLCG_OP_EN__MASK 0x07ffffff
+#define CORE_MAC_GATING_SLCG_OP_EN__SHIFT 0
+static inline uint32_t CORE_MAC_GATING_SLCG_OP_EN(uint32_t val)
+{
+ return ((val) << CORE_MAC_GATING_SLCG_OP_EN__SHIFT) & CORE_MAC_GATING_SLCG_OP_EN__MASK;
+}
+
+#define REG_CORE_MISC_CFG 0x00003010
+#define CORE_MISC_CFG_RESERVED_0__MASK 0xfff00000
+#define CORE_MISC_CFG_RESERVED_0__SHIFT 20
+static inline uint32_t CORE_MISC_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << CORE_MISC_CFG_RESERVED_0__SHIFT) & CORE_MISC_CFG_RESERVED_0__MASK;
+}
+#define CORE_MISC_CFG_SOFT_GATING__MASK 0x000fc000
+#define CORE_MISC_CFG_SOFT_GATING__SHIFT 14
+static inline uint32_t CORE_MISC_CFG_SOFT_GATING(uint32_t val)
+{
+ return ((val) << CORE_MISC_CFG_SOFT_GATING__SHIFT) & CORE_MISC_CFG_SOFT_GATING__MASK;
+}
+#define CORE_MISC_CFG_RESERVED_1__MASK 0x00003800
+#define CORE_MISC_CFG_RESERVED_1__SHIFT 11
+static inline uint32_t CORE_MISC_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << CORE_MISC_CFG_RESERVED_1__SHIFT) & CORE_MISC_CFG_RESERVED_1__MASK;
+}
+#define CORE_MISC_CFG_PROC_PRECISION__MASK 0x00000700
+#define CORE_MISC_CFG_PROC_PRECISION__SHIFT 8
+static inline uint32_t CORE_MISC_CFG_PROC_PRECISION(uint32_t val)
+{
+ return ((val) << CORE_MISC_CFG_PROC_PRECISION__SHIFT) & CORE_MISC_CFG_PROC_PRECISION__MASK;
+}
+#define CORE_MISC_CFG_RESERVED_2__MASK 0x000000fc
+#define CORE_MISC_CFG_RESERVED_2__SHIFT 2
+static inline uint32_t CORE_MISC_CFG_RESERVED_2(uint32_t val)
+{
+ return ((val) << CORE_MISC_CFG_RESERVED_2__SHIFT) & CORE_MISC_CFG_RESERVED_2__MASK;
+}
+#define CORE_MISC_CFG_DW_EN__MASK 0x00000002
+#define CORE_MISC_CFG_DW_EN__SHIFT 1
+static inline uint32_t CORE_MISC_CFG_DW_EN(uint32_t val)
+{
+ return ((val) << CORE_MISC_CFG_DW_EN__SHIFT) & CORE_MISC_CFG_DW_EN__MASK;
+}
+#define CORE_MISC_CFG_QD_EN__MASK 0x00000001
+#define CORE_MISC_CFG_QD_EN__SHIFT 0
+static inline uint32_t CORE_MISC_CFG_QD_EN(uint32_t val)
+{
+ return ((val) << CORE_MISC_CFG_QD_EN__SHIFT) & CORE_MISC_CFG_QD_EN__MASK;
+}
+
+#define REG_CORE_DATAOUT_SIZE_0 0x00003014
+#define CORE_DATAOUT_SIZE_0_DATAOUT_HEIGHT__MASK 0xffff0000
+#define CORE_DATAOUT_SIZE_0_DATAOUT_HEIGHT__SHIFT 16
+static inline uint32_t CORE_DATAOUT_SIZE_0_DATAOUT_HEIGHT(uint32_t val)
+{
+ return ((val) << CORE_DATAOUT_SIZE_0_DATAOUT_HEIGHT__SHIFT) & CORE_DATAOUT_SIZE_0_DATAOUT_HEIGHT__MASK;
+}
+#define CORE_DATAOUT_SIZE_0_DATAOUT_WIDTH__MASK 0x0000ffff
+#define CORE_DATAOUT_SIZE_0_DATAOUT_WIDTH__SHIFT 0
+static inline uint32_t CORE_DATAOUT_SIZE_0_DATAOUT_WIDTH(uint32_t val)
+{
+ return ((val) << CORE_DATAOUT_SIZE_0_DATAOUT_WIDTH__SHIFT) & CORE_DATAOUT_SIZE_0_DATAOUT_WIDTH__MASK;
+}
+
+#define REG_CORE_DATAOUT_SIZE_1 0x00003018
+#define CORE_DATAOUT_SIZE_1_RESERVED_0__MASK 0xffff0000
+#define CORE_DATAOUT_SIZE_1_RESERVED_0__SHIFT 16
+static inline uint32_t CORE_DATAOUT_SIZE_1_RESERVED_0(uint32_t val)
+{
+ return ((val) << CORE_DATAOUT_SIZE_1_RESERVED_0__SHIFT) & CORE_DATAOUT_SIZE_1_RESERVED_0__MASK;
+}
+#define CORE_DATAOUT_SIZE_1_DATAOUT_CHANNEL__MASK 0x0000ffff
+#define CORE_DATAOUT_SIZE_1_DATAOUT_CHANNEL__SHIFT 0
+static inline uint32_t CORE_DATAOUT_SIZE_1_DATAOUT_CHANNEL(uint32_t val)
+{
+ return ((val) << CORE_DATAOUT_SIZE_1_DATAOUT_CHANNEL__SHIFT) & CORE_DATAOUT_SIZE_1_DATAOUT_CHANNEL__MASK;
+}
+
+#define REG_CORE_CLIP_TRUNCATE 0x0000301c
+#define CORE_CLIP_TRUNCATE_RESERVED_0__MASK 0xffffff80
+#define CORE_CLIP_TRUNCATE_RESERVED_0__SHIFT 7
+static inline uint32_t CORE_CLIP_TRUNCATE_RESERVED_0(uint32_t val)
+{
+ return ((val) << CORE_CLIP_TRUNCATE_RESERVED_0__SHIFT) & CORE_CLIP_TRUNCATE_RESERVED_0__MASK;
+}
+#define CORE_CLIP_TRUNCATE_ROUND_TYPE__MASK 0x00000040
+#define CORE_CLIP_TRUNCATE_ROUND_TYPE__SHIFT 6
+static inline uint32_t CORE_CLIP_TRUNCATE_ROUND_TYPE(uint32_t val)
+{
+ return ((val) << CORE_CLIP_TRUNCATE_ROUND_TYPE__SHIFT) & CORE_CLIP_TRUNCATE_ROUND_TYPE__MASK;
+}
+#define CORE_CLIP_TRUNCATE_RESERVED_1__MASK 0x00000020
+#define CORE_CLIP_TRUNCATE_RESERVED_1__SHIFT 5
+static inline uint32_t CORE_CLIP_TRUNCATE_RESERVED_1(uint32_t val)
+{
+ return ((val) << CORE_CLIP_TRUNCATE_RESERVED_1__SHIFT) & CORE_CLIP_TRUNCATE_RESERVED_1__MASK;
+}
+#define CORE_CLIP_TRUNCATE_CLIP_TRUNCATE__MASK 0x0000001f
+#define CORE_CLIP_TRUNCATE_CLIP_TRUNCATE__SHIFT 0
+static inline uint32_t CORE_CLIP_TRUNCATE_CLIP_TRUNCATE(uint32_t val)
+{
+ return ((val) << CORE_CLIP_TRUNCATE_CLIP_TRUNCATE__SHIFT) & CORE_CLIP_TRUNCATE_CLIP_TRUNCATE__MASK;
+}
+
+#define REG_DPU_S_STATUS 0x00004000
+#define DPU_S_STATUS_RESERVED_0__MASK 0xfffc0000
+#define DPU_S_STATUS_RESERVED_0__SHIFT 18
+static inline uint32_t DPU_S_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_S_STATUS_RESERVED_0__SHIFT) & DPU_S_STATUS_RESERVED_0__MASK;
+}
+#define DPU_S_STATUS_STATUS_1__MASK 0x00030000
+#define DPU_S_STATUS_STATUS_1__SHIFT 16
+static inline uint32_t DPU_S_STATUS_STATUS_1(uint32_t val)
+{
+ return ((val) << DPU_S_STATUS_STATUS_1__SHIFT) & DPU_S_STATUS_STATUS_1__MASK;
+}
+#define DPU_S_STATUS_RESERVED_1__MASK 0x0000fffc
+#define DPU_S_STATUS_RESERVED_1__SHIFT 2
+static inline uint32_t DPU_S_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_S_STATUS_RESERVED_1__SHIFT) & DPU_S_STATUS_RESERVED_1__MASK;
+}
+#define DPU_S_STATUS_STATUS_0__MASK 0x00000003
+#define DPU_S_STATUS_STATUS_0__SHIFT 0
+static inline uint32_t DPU_S_STATUS_STATUS_0(uint32_t val)
+{
+ return ((val) << DPU_S_STATUS_STATUS_0__SHIFT) & DPU_S_STATUS_STATUS_0__MASK;
+}
+
+#define REG_DPU_S_POINTER 0x00004004
+#define DPU_S_POINTER_RESERVED_0__MASK 0xfffe0000
+#define DPU_S_POINTER_RESERVED_0__SHIFT 17
+static inline uint32_t DPU_S_POINTER_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_RESERVED_0__SHIFT) & DPU_S_POINTER_RESERVED_0__MASK;
+}
+#define DPU_S_POINTER_EXECUTER__MASK 0x00010000
+#define DPU_S_POINTER_EXECUTER__SHIFT 16
+static inline uint32_t DPU_S_POINTER_EXECUTER(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_EXECUTER__SHIFT) & DPU_S_POINTER_EXECUTER__MASK;
+}
+#define DPU_S_POINTER_RESERVED_1__MASK 0x0000ffc0
+#define DPU_S_POINTER_RESERVED_1__SHIFT 6
+static inline uint32_t DPU_S_POINTER_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_RESERVED_1__SHIFT) & DPU_S_POINTER_RESERVED_1__MASK;
+}
+#define DPU_S_POINTER_EXECUTER_PP_CLEAR__MASK 0x00000020
+#define DPU_S_POINTER_EXECUTER_PP_CLEAR__SHIFT 5
+static inline uint32_t DPU_S_POINTER_EXECUTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_EXECUTER_PP_CLEAR__SHIFT) & DPU_S_POINTER_EXECUTER_PP_CLEAR__MASK;
+}
+#define DPU_S_POINTER_POINTER_PP_CLEAR__MASK 0x00000010
+#define DPU_S_POINTER_POINTER_PP_CLEAR__SHIFT 4
+static inline uint32_t DPU_S_POINTER_POINTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_POINTER_PP_CLEAR__SHIFT) & DPU_S_POINTER_POINTER_PP_CLEAR__MASK;
+}
+#define DPU_S_POINTER_POINTER_PP_MODE__MASK 0x00000008
+#define DPU_S_POINTER_POINTER_PP_MODE__SHIFT 3
+static inline uint32_t DPU_S_POINTER_POINTER_PP_MODE(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_POINTER_PP_MODE__SHIFT) & DPU_S_POINTER_POINTER_PP_MODE__MASK;
+}
+#define DPU_S_POINTER_EXECUTER_PP_EN__MASK 0x00000004
+#define DPU_S_POINTER_EXECUTER_PP_EN__SHIFT 2
+static inline uint32_t DPU_S_POINTER_EXECUTER_PP_EN(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_EXECUTER_PP_EN__SHIFT) & DPU_S_POINTER_EXECUTER_PP_EN__MASK;
+}
+#define DPU_S_POINTER_POINTER_PP_EN__MASK 0x00000002
+#define DPU_S_POINTER_POINTER_PP_EN__SHIFT 1
+static inline uint32_t DPU_S_POINTER_POINTER_PP_EN(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_POINTER_PP_EN__SHIFT) & DPU_S_POINTER_POINTER_PP_EN__MASK;
+}
+#define DPU_S_POINTER_POINTER__MASK 0x00000001
+#define DPU_S_POINTER_POINTER__SHIFT 0
+static inline uint32_t DPU_S_POINTER_POINTER(uint32_t val)
+{
+ return ((val) << DPU_S_POINTER_POINTER__SHIFT) & DPU_S_POINTER_POINTER__MASK;
+}
+
+#define REG_DPU_OPERATION_ENABLE 0x00004008
+#define DPU_OPERATION_ENABLE_RESERVED_0__MASK 0xfffffffe
+#define DPU_OPERATION_ENABLE_RESERVED_0__SHIFT 1
+static inline uint32_t DPU_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_OPERATION_ENABLE_RESERVED_0__SHIFT) & DPU_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define DPU_OPERATION_ENABLE_OP_EN__MASK 0x00000001
+#define DPU_OPERATION_ENABLE_OP_EN__SHIFT 0
+static inline uint32_t DPU_OPERATION_ENABLE_OP_EN(uint32_t val)
+{
+ return ((val) << DPU_OPERATION_ENABLE_OP_EN__SHIFT) & DPU_OPERATION_ENABLE_OP_EN__MASK;
+}
+
+#define REG_DPU_FEATURE_MODE_CFG 0x0000400c
+#define DPU_FEATURE_MODE_CFG_COMB_USE__MASK 0x80000000
+#define DPU_FEATURE_MODE_CFG_COMB_USE__SHIFT 31
+static inline uint32_t DPU_FEATURE_MODE_CFG_COMB_USE(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_COMB_USE__SHIFT) & DPU_FEATURE_MODE_CFG_COMB_USE__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_TP_EN__MASK 0x40000000
+#define DPU_FEATURE_MODE_CFG_TP_EN__SHIFT 30
+static inline uint32_t DPU_FEATURE_MODE_CFG_TP_EN(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_TP_EN__SHIFT) & DPU_FEATURE_MODE_CFG_TP_EN__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_RGP_TYPE__MASK 0x3c000000
+#define DPU_FEATURE_MODE_CFG_RGP_TYPE__SHIFT 26
+static inline uint32_t DPU_FEATURE_MODE_CFG_RGP_TYPE(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_RGP_TYPE__SHIFT) & DPU_FEATURE_MODE_CFG_RGP_TYPE__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_NONALIGN__MASK 0x02000000
+#define DPU_FEATURE_MODE_CFG_NONALIGN__SHIFT 25
+static inline uint32_t DPU_FEATURE_MODE_CFG_NONALIGN(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_NONALIGN__SHIFT) & DPU_FEATURE_MODE_CFG_NONALIGN__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_SURF_LEN__MASK 0x01fffe00
+#define DPU_FEATURE_MODE_CFG_SURF_LEN__SHIFT 9
+static inline uint32_t DPU_FEATURE_MODE_CFG_SURF_LEN(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_SURF_LEN__SHIFT) & DPU_FEATURE_MODE_CFG_SURF_LEN__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_BURST_LEN__MASK 0x000001e0
+#define DPU_FEATURE_MODE_CFG_BURST_LEN__SHIFT 5
+static inline uint32_t DPU_FEATURE_MODE_CFG_BURST_LEN(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_BURST_LEN__SHIFT) & DPU_FEATURE_MODE_CFG_BURST_LEN__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_CONV_MODE__MASK 0x00000018
+#define DPU_FEATURE_MODE_CFG_CONV_MODE__SHIFT 3
+static inline uint32_t DPU_FEATURE_MODE_CFG_CONV_MODE(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_CONV_MODE__SHIFT) & DPU_FEATURE_MODE_CFG_CONV_MODE__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_OUTPUT_MODE__MASK 0x00000006
+#define DPU_FEATURE_MODE_CFG_OUTPUT_MODE__SHIFT 1
+static inline uint32_t DPU_FEATURE_MODE_CFG_OUTPUT_MODE(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_OUTPUT_MODE__SHIFT) & DPU_FEATURE_MODE_CFG_OUTPUT_MODE__MASK;
+}
+#define DPU_FEATURE_MODE_CFG_FLYING_MODE__MASK 0x00000001
+#define DPU_FEATURE_MODE_CFG_FLYING_MODE__SHIFT 0
+static inline uint32_t DPU_FEATURE_MODE_CFG_FLYING_MODE(uint32_t val)
+{
+ return ((val) << DPU_FEATURE_MODE_CFG_FLYING_MODE__SHIFT) & DPU_FEATURE_MODE_CFG_FLYING_MODE__MASK;
+}
+
+#define REG_DPU_DATA_FORMAT 0x00004010
+#define DPU_DATA_FORMAT_OUT_PRECISION__MASK 0xe0000000
+#define DPU_DATA_FORMAT_OUT_PRECISION__SHIFT 29
+static inline uint32_t DPU_DATA_FORMAT_OUT_PRECISION(uint32_t val)
+{
+ return ((val) << DPU_DATA_FORMAT_OUT_PRECISION__SHIFT) & DPU_DATA_FORMAT_OUT_PRECISION__MASK;
+}
+#define DPU_DATA_FORMAT_IN_PRECISION__MASK 0x1c000000
+#define DPU_DATA_FORMAT_IN_PRECISION__SHIFT 26
+static inline uint32_t DPU_DATA_FORMAT_IN_PRECISION(uint32_t val)
+{
+ return ((val) << DPU_DATA_FORMAT_IN_PRECISION__SHIFT) & DPU_DATA_FORMAT_IN_PRECISION__MASK;
+}
+#define DPU_DATA_FORMAT_EW_TRUNCATE_NEG__MASK 0x03ff0000
+#define DPU_DATA_FORMAT_EW_TRUNCATE_NEG__SHIFT 16
+static inline uint32_t DPU_DATA_FORMAT_EW_TRUNCATE_NEG(uint32_t val)
+{
+ return ((val) << DPU_DATA_FORMAT_EW_TRUNCATE_NEG__SHIFT) & DPU_DATA_FORMAT_EW_TRUNCATE_NEG__MASK;
+}
+#define DPU_DATA_FORMAT_BN_MUL_SHIFT_VALUE_NEG__MASK 0x0000fc00
+#define DPU_DATA_FORMAT_BN_MUL_SHIFT_VALUE_NEG__SHIFT 10
+static inline uint32_t DPU_DATA_FORMAT_BN_MUL_SHIFT_VALUE_NEG(uint32_t val)
+{
+ return ((val) << DPU_DATA_FORMAT_BN_MUL_SHIFT_VALUE_NEG__SHIFT) & DPU_DATA_FORMAT_BN_MUL_SHIFT_VALUE_NEG__MASK;
+}
+#define DPU_DATA_FORMAT_BS_MUL_SHIFT_VALUE_NEG__MASK 0x000003f0
+#define DPU_DATA_FORMAT_BS_MUL_SHIFT_VALUE_NEG__SHIFT 4
+static inline uint32_t DPU_DATA_FORMAT_BS_MUL_SHIFT_VALUE_NEG(uint32_t val)
+{
+ return ((val) << DPU_DATA_FORMAT_BS_MUL_SHIFT_VALUE_NEG__SHIFT) & DPU_DATA_FORMAT_BS_MUL_SHIFT_VALUE_NEG__MASK;
+}
+#define DPU_DATA_FORMAT_MC_SURF_OUT__MASK 0x00000008
+#define DPU_DATA_FORMAT_MC_SURF_OUT__SHIFT 3
+static inline uint32_t DPU_DATA_FORMAT_MC_SURF_OUT(uint32_t val)
+{
+ return ((val) << DPU_DATA_FORMAT_MC_SURF_OUT__SHIFT) & DPU_DATA_FORMAT_MC_SURF_OUT__MASK;
+}
+#define DPU_DATA_FORMAT_PROC_PRECISION__MASK 0x00000007
+#define DPU_DATA_FORMAT_PROC_PRECISION__SHIFT 0
+static inline uint32_t DPU_DATA_FORMAT_PROC_PRECISION(uint32_t val)
+{
+ return ((val) << DPU_DATA_FORMAT_PROC_PRECISION__SHIFT) & DPU_DATA_FORMAT_PROC_PRECISION__MASK;
+}
+
+#define REG_DPU_OFFSET_PEND 0x00004014
+#define DPU_OFFSET_PEND_RESERVED_0__MASK 0xffff0000
+#define DPU_OFFSET_PEND_RESERVED_0__SHIFT 16
+static inline uint32_t DPU_OFFSET_PEND_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_OFFSET_PEND_RESERVED_0__SHIFT) & DPU_OFFSET_PEND_RESERVED_0__MASK;
+}
+#define DPU_OFFSET_PEND_OFFSET_PEND__MASK 0x0000ffff
+#define DPU_OFFSET_PEND_OFFSET_PEND__SHIFT 0
+static inline uint32_t DPU_OFFSET_PEND_OFFSET_PEND(uint32_t val)
+{
+ return ((val) << DPU_OFFSET_PEND_OFFSET_PEND__SHIFT) & DPU_OFFSET_PEND_OFFSET_PEND__MASK;
+}
+
+#define REG_DPU_DST_BASE_ADDR 0x00004020
+#define DPU_DST_BASE_ADDR_DST_BASE_ADDR__MASK 0xffffffff
+#define DPU_DST_BASE_ADDR_DST_BASE_ADDR__SHIFT 0
+static inline uint32_t DPU_DST_BASE_ADDR_DST_BASE_ADDR(uint32_t val)
+{
+ return ((val) << DPU_DST_BASE_ADDR_DST_BASE_ADDR__SHIFT) & DPU_DST_BASE_ADDR_DST_BASE_ADDR__MASK;
+}
+
+#define REG_DPU_DST_SURF_STRIDE 0x00004024
+#define DPU_DST_SURF_STRIDE_DST_SURF_STRIDE__MASK 0xfffffff0
+#define DPU_DST_SURF_STRIDE_DST_SURF_STRIDE__SHIFT 4
+static inline uint32_t DPU_DST_SURF_STRIDE_DST_SURF_STRIDE(uint32_t val)
+{
+ return ((val) << DPU_DST_SURF_STRIDE_DST_SURF_STRIDE__SHIFT) & DPU_DST_SURF_STRIDE_DST_SURF_STRIDE__MASK;
+}
+#define DPU_DST_SURF_STRIDE_RESERVED_0__MASK 0x0000000f
+#define DPU_DST_SURF_STRIDE_RESERVED_0__SHIFT 0
+static inline uint32_t DPU_DST_SURF_STRIDE_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_DST_SURF_STRIDE_RESERVED_0__SHIFT) & DPU_DST_SURF_STRIDE_RESERVED_0__MASK;
+}
+
+#define REG_DPU_DATA_CUBE_WIDTH 0x00004030
+#define DPU_DATA_CUBE_WIDTH_RESERVED_0__MASK 0xffffe000
+#define DPU_DATA_CUBE_WIDTH_RESERVED_0__SHIFT 13
+static inline uint32_t DPU_DATA_CUBE_WIDTH_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_WIDTH_RESERVED_0__SHIFT) & DPU_DATA_CUBE_WIDTH_RESERVED_0__MASK;
+}
+#define DPU_DATA_CUBE_WIDTH_WIDTH__MASK 0x00001fff
+#define DPU_DATA_CUBE_WIDTH_WIDTH__SHIFT 0
+static inline uint32_t DPU_DATA_CUBE_WIDTH_WIDTH(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_WIDTH_WIDTH__SHIFT) & DPU_DATA_CUBE_WIDTH_WIDTH__MASK;
+}
+
+#define REG_DPU_DATA_CUBE_HEIGHT 0x00004034
+#define DPU_DATA_CUBE_HEIGHT_RESERVED_0__MASK 0xfe000000
+#define DPU_DATA_CUBE_HEIGHT_RESERVED_0__SHIFT 25
+static inline uint32_t DPU_DATA_CUBE_HEIGHT_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_HEIGHT_RESERVED_0__SHIFT) & DPU_DATA_CUBE_HEIGHT_RESERVED_0__MASK;
+}
+#define DPU_DATA_CUBE_HEIGHT_MINMAX_CTL__MASK 0x01c00000
+#define DPU_DATA_CUBE_HEIGHT_MINMAX_CTL__SHIFT 22
+static inline uint32_t DPU_DATA_CUBE_HEIGHT_MINMAX_CTL(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_HEIGHT_MINMAX_CTL__SHIFT) & DPU_DATA_CUBE_HEIGHT_MINMAX_CTL__MASK;
+}
+#define DPU_DATA_CUBE_HEIGHT_RESERVED_1__MASK 0x003fe000
+#define DPU_DATA_CUBE_HEIGHT_RESERVED_1__SHIFT 13
+static inline uint32_t DPU_DATA_CUBE_HEIGHT_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_HEIGHT_RESERVED_1__SHIFT) & DPU_DATA_CUBE_HEIGHT_RESERVED_1__MASK;
+}
+#define DPU_DATA_CUBE_HEIGHT_HEIGHT__MASK 0x00001fff
+#define DPU_DATA_CUBE_HEIGHT_HEIGHT__SHIFT 0
+static inline uint32_t DPU_DATA_CUBE_HEIGHT_HEIGHT(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_HEIGHT_HEIGHT__SHIFT) & DPU_DATA_CUBE_HEIGHT_HEIGHT__MASK;
+}
+
+#define REG_DPU_DATA_CUBE_NOTCH_ADDR 0x00004038
+#define DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_0__MASK 0xe0000000
+#define DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_0__SHIFT 29
+static inline uint32_t DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_0__SHIFT) & DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_0__MASK;
+}
+#define DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_1__MASK 0x1fff0000
+#define DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_1__SHIFT 16
+static inline uint32_t DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_1(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_1__SHIFT) & DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_1__MASK;
+}
+#define DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_1__MASK 0x0000e000
+#define DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_1__SHIFT 13
+static inline uint32_t DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_1__SHIFT) & DPU_DATA_CUBE_NOTCH_ADDR_RESERVED_1__MASK;
+}
+#define DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_0__MASK 0x00001fff
+#define DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_0__SHIFT 0
+static inline uint32_t DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_0(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_0__SHIFT) & DPU_DATA_CUBE_NOTCH_ADDR_NOTCH_ADDR_0__MASK;
+}
+
+#define REG_DPU_DATA_CUBE_CHANNEL 0x0000403c
+#define DPU_DATA_CUBE_CHANNEL_RESERVED_0__MASK 0xe0000000
+#define DPU_DATA_CUBE_CHANNEL_RESERVED_0__SHIFT 29
+static inline uint32_t DPU_DATA_CUBE_CHANNEL_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_CHANNEL_RESERVED_0__SHIFT) & DPU_DATA_CUBE_CHANNEL_RESERVED_0__MASK;
+}
+#define DPU_DATA_CUBE_CHANNEL_ORIG_CHANNEL__MASK 0x1fff0000
+#define DPU_DATA_CUBE_CHANNEL_ORIG_CHANNEL__SHIFT 16
+static inline uint32_t DPU_DATA_CUBE_CHANNEL_ORIG_CHANNEL(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_CHANNEL_ORIG_CHANNEL__SHIFT) & DPU_DATA_CUBE_CHANNEL_ORIG_CHANNEL__MASK;
+}
+#define DPU_DATA_CUBE_CHANNEL_RESERVED_1__MASK 0x0000e000
+#define DPU_DATA_CUBE_CHANNEL_RESERVED_1__SHIFT 13
+static inline uint32_t DPU_DATA_CUBE_CHANNEL_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_CHANNEL_RESERVED_1__SHIFT) & DPU_DATA_CUBE_CHANNEL_RESERVED_1__MASK;
+}
+#define DPU_DATA_CUBE_CHANNEL_CHANNEL__MASK 0x00001fff
+#define DPU_DATA_CUBE_CHANNEL_CHANNEL__SHIFT 0
+static inline uint32_t DPU_DATA_CUBE_CHANNEL_CHANNEL(uint32_t val)
+{
+ return ((val) << DPU_DATA_CUBE_CHANNEL_CHANNEL__SHIFT) & DPU_DATA_CUBE_CHANNEL_CHANNEL__MASK;
+}
+
+#define REG_DPU_BS_CFG 0x00004040
+#define DPU_BS_CFG_RESERVED_0__MASK 0xfff00000
+#define DPU_BS_CFG_RESERVED_0__SHIFT 20
+static inline uint32_t DPU_BS_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_RESERVED_0__SHIFT) & DPU_BS_CFG_RESERVED_0__MASK;
+}
+#define DPU_BS_CFG_BS_ALU_ALGO__MASK 0x000f0000
+#define DPU_BS_CFG_BS_ALU_ALGO__SHIFT 16
+static inline uint32_t DPU_BS_CFG_BS_ALU_ALGO(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_ALU_ALGO__SHIFT) & DPU_BS_CFG_BS_ALU_ALGO__MASK;
+}
+#define DPU_BS_CFG_RESERVED_1__MASK 0x0000fe00
+#define DPU_BS_CFG_RESERVED_1__SHIFT 9
+static inline uint32_t DPU_BS_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_RESERVED_1__SHIFT) & DPU_BS_CFG_RESERVED_1__MASK;
+}
+#define DPU_BS_CFG_BS_ALU_SRC__MASK 0x00000100
+#define DPU_BS_CFG_BS_ALU_SRC__SHIFT 8
+static inline uint32_t DPU_BS_CFG_BS_ALU_SRC(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_ALU_SRC__SHIFT) & DPU_BS_CFG_BS_ALU_SRC__MASK;
+}
+#define DPU_BS_CFG_BS_RELUX_EN__MASK 0x00000080
+#define DPU_BS_CFG_BS_RELUX_EN__SHIFT 7
+static inline uint32_t DPU_BS_CFG_BS_RELUX_EN(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_RELUX_EN__SHIFT) & DPU_BS_CFG_BS_RELUX_EN__MASK;
+}
+#define DPU_BS_CFG_BS_RELU_BYPASS__MASK 0x00000040
+#define DPU_BS_CFG_BS_RELU_BYPASS__SHIFT 6
+static inline uint32_t DPU_BS_CFG_BS_RELU_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_RELU_BYPASS__SHIFT) & DPU_BS_CFG_BS_RELU_BYPASS__MASK;
+}
+#define DPU_BS_CFG_BS_MUL_PRELU__MASK 0x00000020
+#define DPU_BS_CFG_BS_MUL_PRELU__SHIFT 5
+static inline uint32_t DPU_BS_CFG_BS_MUL_PRELU(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_MUL_PRELU__SHIFT) & DPU_BS_CFG_BS_MUL_PRELU__MASK;
+}
+#define DPU_BS_CFG_BS_MUL_BYPASS__MASK 0x00000010
+#define DPU_BS_CFG_BS_MUL_BYPASS__SHIFT 4
+static inline uint32_t DPU_BS_CFG_BS_MUL_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_MUL_BYPASS__SHIFT) & DPU_BS_CFG_BS_MUL_BYPASS__MASK;
+}
+#define DPU_BS_CFG_RESERVED_2__MASK 0x0000000c
+#define DPU_BS_CFG_RESERVED_2__SHIFT 2
+static inline uint32_t DPU_BS_CFG_RESERVED_2(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_RESERVED_2__SHIFT) & DPU_BS_CFG_RESERVED_2__MASK;
+}
+#define DPU_BS_CFG_BS_ALU_BYPASS__MASK 0x00000002
+#define DPU_BS_CFG_BS_ALU_BYPASS__SHIFT 1
+static inline uint32_t DPU_BS_CFG_BS_ALU_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_ALU_BYPASS__SHIFT) & DPU_BS_CFG_BS_ALU_BYPASS__MASK;
+}
+#define DPU_BS_CFG_BS_BYPASS__MASK 0x00000001
+#define DPU_BS_CFG_BS_BYPASS__SHIFT 0
+static inline uint32_t DPU_BS_CFG_BS_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BS_CFG_BS_BYPASS__SHIFT) & DPU_BS_CFG_BS_BYPASS__MASK;
+}
+
+#define REG_DPU_BS_ALU_CFG 0x00004044
+#define DPU_BS_ALU_CFG_BS_ALU_OPERAND__MASK 0xffffffff
+#define DPU_BS_ALU_CFG_BS_ALU_OPERAND__SHIFT 0
+static inline uint32_t DPU_BS_ALU_CFG_BS_ALU_OPERAND(uint32_t val)
+{
+ return ((val) << DPU_BS_ALU_CFG_BS_ALU_OPERAND__SHIFT) & DPU_BS_ALU_CFG_BS_ALU_OPERAND__MASK;
+}
+
+#define REG_DPU_BS_MUL_CFG 0x00004048
+#define DPU_BS_MUL_CFG_BS_MUL_OPERAND__MASK 0xffff0000
+#define DPU_BS_MUL_CFG_BS_MUL_OPERAND__SHIFT 16
+static inline uint32_t DPU_BS_MUL_CFG_BS_MUL_OPERAND(uint32_t val)
+{
+ return ((val) << DPU_BS_MUL_CFG_BS_MUL_OPERAND__SHIFT) & DPU_BS_MUL_CFG_BS_MUL_OPERAND__MASK;
+}
+#define DPU_BS_MUL_CFG_RESERVED_0__MASK 0x0000c000
+#define DPU_BS_MUL_CFG_RESERVED_0__SHIFT 14
+static inline uint32_t DPU_BS_MUL_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_BS_MUL_CFG_RESERVED_0__SHIFT) & DPU_BS_MUL_CFG_RESERVED_0__MASK;
+}
+#define DPU_BS_MUL_CFG_BS_MUL_SHIFT_VALUE__MASK 0x00003f00
+#define DPU_BS_MUL_CFG_BS_MUL_SHIFT_VALUE__SHIFT 8
+static inline uint32_t DPU_BS_MUL_CFG_BS_MUL_SHIFT_VALUE(uint32_t val)
+{
+ return ((val) << DPU_BS_MUL_CFG_BS_MUL_SHIFT_VALUE__SHIFT) & DPU_BS_MUL_CFG_BS_MUL_SHIFT_VALUE__MASK;
+}
+#define DPU_BS_MUL_CFG_RESERVED_1__MASK 0x000000fc
+#define DPU_BS_MUL_CFG_RESERVED_1__SHIFT 2
+static inline uint32_t DPU_BS_MUL_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_BS_MUL_CFG_RESERVED_1__SHIFT) & DPU_BS_MUL_CFG_RESERVED_1__MASK;
+}
+#define DPU_BS_MUL_CFG_BS_TRUNCATE_SRC__MASK 0x00000002
+#define DPU_BS_MUL_CFG_BS_TRUNCATE_SRC__SHIFT 1
+static inline uint32_t DPU_BS_MUL_CFG_BS_TRUNCATE_SRC(uint32_t val)
+{
+ return ((val) << DPU_BS_MUL_CFG_BS_TRUNCATE_SRC__SHIFT) & DPU_BS_MUL_CFG_BS_TRUNCATE_SRC__MASK;
+}
+#define DPU_BS_MUL_CFG_BS_MUL_SRC__MASK 0x00000001
+#define DPU_BS_MUL_CFG_BS_MUL_SRC__SHIFT 0
+static inline uint32_t DPU_BS_MUL_CFG_BS_MUL_SRC(uint32_t val)
+{
+ return ((val) << DPU_BS_MUL_CFG_BS_MUL_SRC__SHIFT) & DPU_BS_MUL_CFG_BS_MUL_SRC__MASK;
+}
+
+#define REG_DPU_BS_RELUX_CMP_VALUE 0x0000404c
+#define DPU_BS_RELUX_CMP_VALUE_BS_RELUX_CMP_DAT__MASK 0xffffffff
+#define DPU_BS_RELUX_CMP_VALUE_BS_RELUX_CMP_DAT__SHIFT 0
+static inline uint32_t DPU_BS_RELUX_CMP_VALUE_BS_RELUX_CMP_DAT(uint32_t val)
+{
+ return ((val) << DPU_BS_RELUX_CMP_VALUE_BS_RELUX_CMP_DAT__SHIFT) & DPU_BS_RELUX_CMP_VALUE_BS_RELUX_CMP_DAT__MASK;
+}
+
+#define REG_DPU_BS_OW_CFG 0x00004050
+#define DPU_BS_OW_CFG_RGP_CNTER__MASK 0xf0000000
+#define DPU_BS_OW_CFG_RGP_CNTER__SHIFT 28
+static inline uint32_t DPU_BS_OW_CFG_RGP_CNTER(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_RGP_CNTER__SHIFT) & DPU_BS_OW_CFG_RGP_CNTER__MASK;
+}
+#define DPU_BS_OW_CFG_TP_ORG_EN__MASK 0x08000000
+#define DPU_BS_OW_CFG_TP_ORG_EN__SHIFT 27
+static inline uint32_t DPU_BS_OW_CFG_TP_ORG_EN(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_TP_ORG_EN__SHIFT) & DPU_BS_OW_CFG_TP_ORG_EN__MASK;
+}
+#define DPU_BS_OW_CFG_RESERVED_0__MASK 0x07fff800
+#define DPU_BS_OW_CFG_RESERVED_0__SHIFT 11
+static inline uint32_t DPU_BS_OW_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_RESERVED_0__SHIFT) & DPU_BS_OW_CFG_RESERVED_0__MASK;
+}
+#define DPU_BS_OW_CFG_SIZE_E_2__MASK 0x00000700
+#define DPU_BS_OW_CFG_SIZE_E_2__SHIFT 8
+static inline uint32_t DPU_BS_OW_CFG_SIZE_E_2(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_SIZE_E_2__SHIFT) & DPU_BS_OW_CFG_SIZE_E_2__MASK;
+}
+#define DPU_BS_OW_CFG_SIZE_E_1__MASK 0x000000e0
+#define DPU_BS_OW_CFG_SIZE_E_1__SHIFT 5
+static inline uint32_t DPU_BS_OW_CFG_SIZE_E_1(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_SIZE_E_1__SHIFT) & DPU_BS_OW_CFG_SIZE_E_1__MASK;
+}
+#define DPU_BS_OW_CFG_SIZE_E_0__MASK 0x0000001c
+#define DPU_BS_OW_CFG_SIZE_E_0__SHIFT 2
+static inline uint32_t DPU_BS_OW_CFG_SIZE_E_0(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_SIZE_E_0__SHIFT) & DPU_BS_OW_CFG_SIZE_E_0__MASK;
+}
+#define DPU_BS_OW_CFG_OD_BYPASS__MASK 0x00000002
+#define DPU_BS_OW_CFG_OD_BYPASS__SHIFT 1
+static inline uint32_t DPU_BS_OW_CFG_OD_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_OD_BYPASS__SHIFT) & DPU_BS_OW_CFG_OD_BYPASS__MASK;
+}
+#define DPU_BS_OW_CFG_OW_SRC__MASK 0x00000001
+#define DPU_BS_OW_CFG_OW_SRC__SHIFT 0
+static inline uint32_t DPU_BS_OW_CFG_OW_SRC(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_CFG_OW_SRC__SHIFT) & DPU_BS_OW_CFG_OW_SRC__MASK;
+}
+
+#define REG_DPU_BS_OW_OP 0x00004054
+#define DPU_BS_OW_OP_RESERVED_0__MASK 0xffff0000
+#define DPU_BS_OW_OP_RESERVED_0__SHIFT 16
+static inline uint32_t DPU_BS_OW_OP_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_OP_RESERVED_0__SHIFT) & DPU_BS_OW_OP_RESERVED_0__MASK;
+}
+#define DPU_BS_OW_OP_OW_OP__MASK 0x0000ffff
+#define DPU_BS_OW_OP_OW_OP__SHIFT 0
+static inline uint32_t DPU_BS_OW_OP_OW_OP(uint32_t val)
+{
+ return ((val) << DPU_BS_OW_OP_OW_OP__SHIFT) & DPU_BS_OW_OP_OW_OP__MASK;
+}
+
+#define REG_DPU_WDMA_SIZE_0 0x00004058
+#define DPU_WDMA_SIZE_0_RESERVED_0__MASK 0xf0000000
+#define DPU_WDMA_SIZE_0_RESERVED_0__SHIFT 28
+static inline uint32_t DPU_WDMA_SIZE_0_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_0_RESERVED_0__SHIFT) & DPU_WDMA_SIZE_0_RESERVED_0__MASK;
+}
+#define DPU_WDMA_SIZE_0_TP_PRECISION__MASK 0x08000000
+#define DPU_WDMA_SIZE_0_TP_PRECISION__SHIFT 27
+static inline uint32_t DPU_WDMA_SIZE_0_TP_PRECISION(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_0_TP_PRECISION__SHIFT) & DPU_WDMA_SIZE_0_TP_PRECISION__MASK;
+}
+#define DPU_WDMA_SIZE_0_SIZE_C_WDMA__MASK 0x07ff0000
+#define DPU_WDMA_SIZE_0_SIZE_C_WDMA__SHIFT 16
+static inline uint32_t DPU_WDMA_SIZE_0_SIZE_C_WDMA(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_0_SIZE_C_WDMA__SHIFT) & DPU_WDMA_SIZE_0_SIZE_C_WDMA__MASK;
+}
+#define DPU_WDMA_SIZE_0_RESERVED_1__MASK 0x0000e000
+#define DPU_WDMA_SIZE_0_RESERVED_1__SHIFT 13
+static inline uint32_t DPU_WDMA_SIZE_0_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_0_RESERVED_1__SHIFT) & DPU_WDMA_SIZE_0_RESERVED_1__MASK;
+}
+#define DPU_WDMA_SIZE_0_CHANNEL_WDMA__MASK 0x00001fff
+#define DPU_WDMA_SIZE_0_CHANNEL_WDMA__SHIFT 0
+static inline uint32_t DPU_WDMA_SIZE_0_CHANNEL_WDMA(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_0_CHANNEL_WDMA__SHIFT) & DPU_WDMA_SIZE_0_CHANNEL_WDMA__MASK;
+}
+
+#define REG_DPU_WDMA_SIZE_1 0x0000405c
+#define DPU_WDMA_SIZE_1_RESERVED_0__MASK 0xe0000000
+#define DPU_WDMA_SIZE_1_RESERVED_0__SHIFT 29
+static inline uint32_t DPU_WDMA_SIZE_1_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_1_RESERVED_0__SHIFT) & DPU_WDMA_SIZE_1_RESERVED_0__MASK;
+}
+#define DPU_WDMA_SIZE_1_HEIGHT_WDMA__MASK 0x1fff0000
+#define DPU_WDMA_SIZE_1_HEIGHT_WDMA__SHIFT 16
+static inline uint32_t DPU_WDMA_SIZE_1_HEIGHT_WDMA(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_1_HEIGHT_WDMA__SHIFT) & DPU_WDMA_SIZE_1_HEIGHT_WDMA__MASK;
+}
+#define DPU_WDMA_SIZE_1_RESERVED_1__MASK 0x0000e000
+#define DPU_WDMA_SIZE_1_RESERVED_1__SHIFT 13
+static inline uint32_t DPU_WDMA_SIZE_1_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_1_RESERVED_1__SHIFT) & DPU_WDMA_SIZE_1_RESERVED_1__MASK;
+}
+#define DPU_WDMA_SIZE_1_WIDTH_WDMA__MASK 0x00001fff
+#define DPU_WDMA_SIZE_1_WIDTH_WDMA__SHIFT 0
+static inline uint32_t DPU_WDMA_SIZE_1_WIDTH_WDMA(uint32_t val)
+{
+ return ((val) << DPU_WDMA_SIZE_1_WIDTH_WDMA__SHIFT) & DPU_WDMA_SIZE_1_WIDTH_WDMA__MASK;
+}
+
+#define REG_DPU_BN_CFG 0x00004060
+#define DPU_BN_CFG_RESERVED_0__MASK 0xfff00000
+#define DPU_BN_CFG_RESERVED_0__SHIFT 20
+static inline uint32_t DPU_BN_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_RESERVED_0__SHIFT) & DPU_BN_CFG_RESERVED_0__MASK;
+}
+#define DPU_BN_CFG_BN_ALU_ALGO__MASK 0x000f0000
+#define DPU_BN_CFG_BN_ALU_ALGO__SHIFT 16
+static inline uint32_t DPU_BN_CFG_BN_ALU_ALGO(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_ALU_ALGO__SHIFT) & DPU_BN_CFG_BN_ALU_ALGO__MASK;
+}
+#define DPU_BN_CFG_RESERVED_1__MASK 0x0000fe00
+#define DPU_BN_CFG_RESERVED_1__SHIFT 9
+static inline uint32_t DPU_BN_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_RESERVED_1__SHIFT) & DPU_BN_CFG_RESERVED_1__MASK;
+}
+#define DPU_BN_CFG_BN_ALU_SRC__MASK 0x00000100
+#define DPU_BN_CFG_BN_ALU_SRC__SHIFT 8
+static inline uint32_t DPU_BN_CFG_BN_ALU_SRC(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_ALU_SRC__SHIFT) & DPU_BN_CFG_BN_ALU_SRC__MASK;
+}
+#define DPU_BN_CFG_BN_RELUX_EN__MASK 0x00000080
+#define DPU_BN_CFG_BN_RELUX_EN__SHIFT 7
+static inline uint32_t DPU_BN_CFG_BN_RELUX_EN(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_RELUX_EN__SHIFT) & DPU_BN_CFG_BN_RELUX_EN__MASK;
+}
+#define DPU_BN_CFG_BN_RELU_BYPASS__MASK 0x00000040
+#define DPU_BN_CFG_BN_RELU_BYPASS__SHIFT 6
+static inline uint32_t DPU_BN_CFG_BN_RELU_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_RELU_BYPASS__SHIFT) & DPU_BN_CFG_BN_RELU_BYPASS__MASK;
+}
+#define DPU_BN_CFG_BN_MUL_PRELU__MASK 0x00000020
+#define DPU_BN_CFG_BN_MUL_PRELU__SHIFT 5
+static inline uint32_t DPU_BN_CFG_BN_MUL_PRELU(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_MUL_PRELU__SHIFT) & DPU_BN_CFG_BN_MUL_PRELU__MASK;
+}
+#define DPU_BN_CFG_BN_MUL_BYPASS__MASK 0x00000010
+#define DPU_BN_CFG_BN_MUL_BYPASS__SHIFT 4
+static inline uint32_t DPU_BN_CFG_BN_MUL_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_MUL_BYPASS__SHIFT) & DPU_BN_CFG_BN_MUL_BYPASS__MASK;
+}
+#define DPU_BN_CFG_RESERVED_2__MASK 0x0000000c
+#define DPU_BN_CFG_RESERVED_2__SHIFT 2
+static inline uint32_t DPU_BN_CFG_RESERVED_2(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_RESERVED_2__SHIFT) & DPU_BN_CFG_RESERVED_2__MASK;
+}
+#define DPU_BN_CFG_BN_ALU_BYPASS__MASK 0x00000002
+#define DPU_BN_CFG_BN_ALU_BYPASS__SHIFT 1
+static inline uint32_t DPU_BN_CFG_BN_ALU_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_ALU_BYPASS__SHIFT) & DPU_BN_CFG_BN_ALU_BYPASS__MASK;
+}
+#define DPU_BN_CFG_BN_BYPASS__MASK 0x00000001
+#define DPU_BN_CFG_BN_BYPASS__SHIFT 0
+static inline uint32_t DPU_BN_CFG_BN_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_BN_CFG_BN_BYPASS__SHIFT) & DPU_BN_CFG_BN_BYPASS__MASK;
+}
+
+#define REG_DPU_BN_ALU_CFG 0x00004064
+#define DPU_BN_ALU_CFG_BN_ALU_OPERAND__MASK 0xffffffff
+#define DPU_BN_ALU_CFG_BN_ALU_OPERAND__SHIFT 0
+static inline uint32_t DPU_BN_ALU_CFG_BN_ALU_OPERAND(uint32_t val)
+{
+ return ((val) << DPU_BN_ALU_CFG_BN_ALU_OPERAND__SHIFT) & DPU_BN_ALU_CFG_BN_ALU_OPERAND__MASK;
+}
+
+#define REG_DPU_BN_MUL_CFG 0x00004068
+#define DPU_BN_MUL_CFG_BN_MUL_OPERAND__MASK 0xffff0000
+#define DPU_BN_MUL_CFG_BN_MUL_OPERAND__SHIFT 16
+static inline uint32_t DPU_BN_MUL_CFG_BN_MUL_OPERAND(uint32_t val)
+{
+ return ((val) << DPU_BN_MUL_CFG_BN_MUL_OPERAND__SHIFT) & DPU_BN_MUL_CFG_BN_MUL_OPERAND__MASK;
+}
+#define DPU_BN_MUL_CFG_RESERVED_0__MASK 0x0000c000
+#define DPU_BN_MUL_CFG_RESERVED_0__SHIFT 14
+static inline uint32_t DPU_BN_MUL_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_BN_MUL_CFG_RESERVED_0__SHIFT) & DPU_BN_MUL_CFG_RESERVED_0__MASK;
+}
+#define DPU_BN_MUL_CFG_BN_MUL_SHIFT_VALUE__MASK 0x00003f00
+#define DPU_BN_MUL_CFG_BN_MUL_SHIFT_VALUE__SHIFT 8
+static inline uint32_t DPU_BN_MUL_CFG_BN_MUL_SHIFT_VALUE(uint32_t val)
+{
+ return ((val) << DPU_BN_MUL_CFG_BN_MUL_SHIFT_VALUE__SHIFT) & DPU_BN_MUL_CFG_BN_MUL_SHIFT_VALUE__MASK;
+}
+#define DPU_BN_MUL_CFG_RESERVED_1__MASK 0x000000fc
+#define DPU_BN_MUL_CFG_RESERVED_1__SHIFT 2
+static inline uint32_t DPU_BN_MUL_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_BN_MUL_CFG_RESERVED_1__SHIFT) & DPU_BN_MUL_CFG_RESERVED_1__MASK;
+}
+#define DPU_BN_MUL_CFG_BN_TRUNCATE_SRC__MASK 0x00000002
+#define DPU_BN_MUL_CFG_BN_TRUNCATE_SRC__SHIFT 1
+static inline uint32_t DPU_BN_MUL_CFG_BN_TRUNCATE_SRC(uint32_t val)
+{
+ return ((val) << DPU_BN_MUL_CFG_BN_TRUNCATE_SRC__SHIFT) & DPU_BN_MUL_CFG_BN_TRUNCATE_SRC__MASK;
+}
+#define DPU_BN_MUL_CFG_BN_MUL_SRC__MASK 0x00000001
+#define DPU_BN_MUL_CFG_BN_MUL_SRC__SHIFT 0
+static inline uint32_t DPU_BN_MUL_CFG_BN_MUL_SRC(uint32_t val)
+{
+ return ((val) << DPU_BN_MUL_CFG_BN_MUL_SRC__SHIFT) & DPU_BN_MUL_CFG_BN_MUL_SRC__MASK;
+}
+
+#define REG_DPU_BN_RELUX_CMP_VALUE 0x0000406c
+#define DPU_BN_RELUX_CMP_VALUE_BN_RELUX_CMP_DAT__MASK 0xffffffff
+#define DPU_BN_RELUX_CMP_VALUE_BN_RELUX_CMP_DAT__SHIFT 0
+static inline uint32_t DPU_BN_RELUX_CMP_VALUE_BN_RELUX_CMP_DAT(uint32_t val)
+{
+ return ((val) << DPU_BN_RELUX_CMP_VALUE_BN_RELUX_CMP_DAT__SHIFT) & DPU_BN_RELUX_CMP_VALUE_BN_RELUX_CMP_DAT__MASK;
+}
+
+#define REG_DPU_EW_CFG 0x00004070
+#define DPU_EW_CFG_EW_CVT_TYPE__MASK 0x80000000
+#define DPU_EW_CFG_EW_CVT_TYPE__SHIFT 31
+static inline uint32_t DPU_EW_CFG_EW_CVT_TYPE(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_CVT_TYPE__SHIFT) & DPU_EW_CFG_EW_CVT_TYPE__MASK;
+}
+#define DPU_EW_CFG_EW_CVT_ROUND__MASK 0x40000000
+#define DPU_EW_CFG_EW_CVT_ROUND__SHIFT 30
+static inline uint32_t DPU_EW_CFG_EW_CVT_ROUND(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_CVT_ROUND__SHIFT) & DPU_EW_CFG_EW_CVT_ROUND__MASK;
+}
+#define DPU_EW_CFG_EW_DATA_MODE__MASK 0x30000000
+#define DPU_EW_CFG_EW_DATA_MODE__SHIFT 28
+static inline uint32_t DPU_EW_CFG_EW_DATA_MODE(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_DATA_MODE__SHIFT) & DPU_EW_CFG_EW_DATA_MODE__MASK;
+}
+#define DPU_EW_CFG_RESERVED_0__MASK 0x0f000000
+#define DPU_EW_CFG_RESERVED_0__SHIFT 24
+static inline uint32_t DPU_EW_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_RESERVED_0__SHIFT) & DPU_EW_CFG_RESERVED_0__MASK;
+}
+#define DPU_EW_CFG_EDATA_SIZE__MASK 0x00c00000
+#define DPU_EW_CFG_EDATA_SIZE__SHIFT 22
+static inline uint32_t DPU_EW_CFG_EDATA_SIZE(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EDATA_SIZE__SHIFT) & DPU_EW_CFG_EDATA_SIZE__MASK;
+}
+#define DPU_EW_CFG_EW_EQUAL_EN__MASK 0x00200000
+#define DPU_EW_CFG_EW_EQUAL_EN__SHIFT 21
+static inline uint32_t DPU_EW_CFG_EW_EQUAL_EN(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_EQUAL_EN__SHIFT) & DPU_EW_CFG_EW_EQUAL_EN__MASK;
+}
+#define DPU_EW_CFG_EW_BINARY_EN__MASK 0x00100000
+#define DPU_EW_CFG_EW_BINARY_EN__SHIFT 20
+static inline uint32_t DPU_EW_CFG_EW_BINARY_EN(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_BINARY_EN__SHIFT) & DPU_EW_CFG_EW_BINARY_EN__MASK;
+}
+#define DPU_EW_CFG_EW_ALU_ALGO__MASK 0x000f0000
+#define DPU_EW_CFG_EW_ALU_ALGO__SHIFT 16
+static inline uint32_t DPU_EW_CFG_EW_ALU_ALGO(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_ALU_ALGO__SHIFT) & DPU_EW_CFG_EW_ALU_ALGO__MASK;
+}
+#define DPU_EW_CFG_RESERVED_1__MASK 0x0000f800
+#define DPU_EW_CFG_RESERVED_1__SHIFT 11
+static inline uint32_t DPU_EW_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_RESERVED_1__SHIFT) & DPU_EW_CFG_RESERVED_1__MASK;
+}
+#define DPU_EW_CFG_EW_RELUX_EN__MASK 0x00000400
+#define DPU_EW_CFG_EW_RELUX_EN__SHIFT 10
+static inline uint32_t DPU_EW_CFG_EW_RELUX_EN(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_RELUX_EN__SHIFT) & DPU_EW_CFG_EW_RELUX_EN__MASK;
+}
+#define DPU_EW_CFG_EW_RELU_BYPASS__MASK 0x00000200
+#define DPU_EW_CFG_EW_RELU_BYPASS__SHIFT 9
+static inline uint32_t DPU_EW_CFG_EW_RELU_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_RELU_BYPASS__SHIFT) & DPU_EW_CFG_EW_RELU_BYPASS__MASK;
+}
+#define DPU_EW_CFG_EW_OP_CVT_BYPASS__MASK 0x00000100
+#define DPU_EW_CFG_EW_OP_CVT_BYPASS__SHIFT 8
+static inline uint32_t DPU_EW_CFG_EW_OP_CVT_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_OP_CVT_BYPASS__SHIFT) & DPU_EW_CFG_EW_OP_CVT_BYPASS__MASK;
+}
+#define DPU_EW_CFG_EW_LUT_BYPASS__MASK 0x00000080
+#define DPU_EW_CFG_EW_LUT_BYPASS__SHIFT 7
+static inline uint32_t DPU_EW_CFG_EW_LUT_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_LUT_BYPASS__SHIFT) & DPU_EW_CFG_EW_LUT_BYPASS__MASK;
+}
+#define DPU_EW_CFG_EW_OP_SRC__MASK 0x00000040
+#define DPU_EW_CFG_EW_OP_SRC__SHIFT 6
+static inline uint32_t DPU_EW_CFG_EW_OP_SRC(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_OP_SRC__SHIFT) & DPU_EW_CFG_EW_OP_SRC__MASK;
+}
+#define DPU_EW_CFG_EW_MUL_PRELU__MASK 0x00000020
+#define DPU_EW_CFG_EW_MUL_PRELU__SHIFT 5
+static inline uint32_t DPU_EW_CFG_EW_MUL_PRELU(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_MUL_PRELU__SHIFT) & DPU_EW_CFG_EW_MUL_PRELU__MASK;
+}
+#define DPU_EW_CFG_RESERVED_2__MASK 0x00000018
+#define DPU_EW_CFG_RESERVED_2__SHIFT 3
+static inline uint32_t DPU_EW_CFG_RESERVED_2(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_RESERVED_2__SHIFT) & DPU_EW_CFG_RESERVED_2__MASK;
+}
+#define DPU_EW_CFG_EW_OP_TYPE__MASK 0x00000004
+#define DPU_EW_CFG_EW_OP_TYPE__SHIFT 2
+static inline uint32_t DPU_EW_CFG_EW_OP_TYPE(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_OP_TYPE__SHIFT) & DPU_EW_CFG_EW_OP_TYPE__MASK;
+}
+#define DPU_EW_CFG_EW_OP_BYPASS__MASK 0x00000002
+#define DPU_EW_CFG_EW_OP_BYPASS__SHIFT 1
+static inline uint32_t DPU_EW_CFG_EW_OP_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_OP_BYPASS__SHIFT) & DPU_EW_CFG_EW_OP_BYPASS__MASK;
+}
+#define DPU_EW_CFG_EW_BYPASS__MASK 0x00000001
+#define DPU_EW_CFG_EW_BYPASS__SHIFT 0
+static inline uint32_t DPU_EW_CFG_EW_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_EW_CFG_EW_BYPASS__SHIFT) & DPU_EW_CFG_EW_BYPASS__MASK;
+}
+
+#define REG_DPU_EW_CVT_OFFSET_VALUE 0x00004074
+#define DPU_EW_CVT_OFFSET_VALUE_EW_OP_CVT_OFFSET__MASK 0xffffffff
+#define DPU_EW_CVT_OFFSET_VALUE_EW_OP_CVT_OFFSET__SHIFT 0
+static inline uint32_t DPU_EW_CVT_OFFSET_VALUE_EW_OP_CVT_OFFSET(uint32_t val)
+{
+ return ((val) << DPU_EW_CVT_OFFSET_VALUE_EW_OP_CVT_OFFSET__SHIFT) & DPU_EW_CVT_OFFSET_VALUE_EW_OP_CVT_OFFSET__MASK;
+}
+
+#define REG_DPU_EW_CVT_SCALE_VALUE 0x00004078
+#define DPU_EW_CVT_SCALE_VALUE_EW_TRUNCATE__MASK 0xffc00000
+#define DPU_EW_CVT_SCALE_VALUE_EW_TRUNCATE__SHIFT 22
+static inline uint32_t DPU_EW_CVT_SCALE_VALUE_EW_TRUNCATE(uint32_t val)
+{
+ return ((val) << DPU_EW_CVT_SCALE_VALUE_EW_TRUNCATE__SHIFT) & DPU_EW_CVT_SCALE_VALUE_EW_TRUNCATE__MASK;
+}
+#define DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SHIFT__MASK 0x003f0000
+#define DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SHIFT__SHIFT 16
+static inline uint32_t DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SHIFT(uint32_t val)
+{
+ return ((val) << DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SHIFT__SHIFT) & DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SHIFT__MASK;
+}
+#define DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SCALE__MASK 0x0000ffff
+#define DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SCALE__SHIFT 0
+static inline uint32_t DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SCALE(uint32_t val)
+{
+ return ((val) << DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SCALE__SHIFT) & DPU_EW_CVT_SCALE_VALUE_EW_OP_CVT_SCALE__MASK;
+}
+
+#define REG_DPU_EW_RELUX_CMP_VALUE 0x0000407c
+#define DPU_EW_RELUX_CMP_VALUE_EW_RELUX_CMP_DAT__MASK 0xffffffff
+#define DPU_EW_RELUX_CMP_VALUE_EW_RELUX_CMP_DAT__SHIFT 0
+static inline uint32_t DPU_EW_RELUX_CMP_VALUE_EW_RELUX_CMP_DAT(uint32_t val)
+{
+ return ((val) << DPU_EW_RELUX_CMP_VALUE_EW_RELUX_CMP_DAT__SHIFT) & DPU_EW_RELUX_CMP_VALUE_EW_RELUX_CMP_DAT__MASK;
+}
+
+#define REG_DPU_OUT_CVT_OFFSET 0x00004080
+#define DPU_OUT_CVT_OFFSET_OUT_CVT_OFFSET__MASK 0xffffffff
+#define DPU_OUT_CVT_OFFSET_OUT_CVT_OFFSET__SHIFT 0
+static inline uint32_t DPU_OUT_CVT_OFFSET_OUT_CVT_OFFSET(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_OFFSET_OUT_CVT_OFFSET__SHIFT) & DPU_OUT_CVT_OFFSET_OUT_CVT_OFFSET__MASK;
+}
+
+#define REG_DPU_OUT_CVT_SCALE 0x00004084
+#define DPU_OUT_CVT_SCALE_RESERVED_0__MASK 0xfffe0000
+#define DPU_OUT_CVT_SCALE_RESERVED_0__SHIFT 17
+static inline uint32_t DPU_OUT_CVT_SCALE_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SCALE_RESERVED_0__SHIFT) & DPU_OUT_CVT_SCALE_RESERVED_0__MASK;
+}
+#define DPU_OUT_CVT_SCALE_FP32TOFP16_EN__MASK 0x00010000
+#define DPU_OUT_CVT_SCALE_FP32TOFP16_EN__SHIFT 16
+static inline uint32_t DPU_OUT_CVT_SCALE_FP32TOFP16_EN(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SCALE_FP32TOFP16_EN__SHIFT) & DPU_OUT_CVT_SCALE_FP32TOFP16_EN__MASK;
+}
+#define DPU_OUT_CVT_SCALE_OUT_CVT_SCALE__MASK 0x0000ffff
+#define DPU_OUT_CVT_SCALE_OUT_CVT_SCALE__SHIFT 0
+static inline uint32_t DPU_OUT_CVT_SCALE_OUT_CVT_SCALE(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SCALE_OUT_CVT_SCALE__SHIFT) & DPU_OUT_CVT_SCALE_OUT_CVT_SCALE__MASK;
+}
+
+#define REG_DPU_OUT_CVT_SHIFT 0x00004088
+#define DPU_OUT_CVT_SHIFT_CVT_TYPE__MASK 0x80000000
+#define DPU_OUT_CVT_SHIFT_CVT_TYPE__SHIFT 31
+static inline uint32_t DPU_OUT_CVT_SHIFT_CVT_TYPE(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SHIFT_CVT_TYPE__SHIFT) & DPU_OUT_CVT_SHIFT_CVT_TYPE__MASK;
+}
+#define DPU_OUT_CVT_SHIFT_CVT_ROUND__MASK 0x40000000
+#define DPU_OUT_CVT_SHIFT_CVT_ROUND__SHIFT 30
+static inline uint32_t DPU_OUT_CVT_SHIFT_CVT_ROUND(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SHIFT_CVT_ROUND__SHIFT) & DPU_OUT_CVT_SHIFT_CVT_ROUND__MASK;
+}
+#define DPU_OUT_CVT_SHIFT_RESERVED_0__MASK 0x3ff00000
+#define DPU_OUT_CVT_SHIFT_RESERVED_0__SHIFT 20
+static inline uint32_t DPU_OUT_CVT_SHIFT_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SHIFT_RESERVED_0__SHIFT) & DPU_OUT_CVT_SHIFT_RESERVED_0__MASK;
+}
+#define DPU_OUT_CVT_SHIFT_MINUS_EXP__MASK 0x000ff000
+#define DPU_OUT_CVT_SHIFT_MINUS_EXP__SHIFT 12
+static inline uint32_t DPU_OUT_CVT_SHIFT_MINUS_EXP(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SHIFT_MINUS_EXP__SHIFT) & DPU_OUT_CVT_SHIFT_MINUS_EXP__MASK;
+}
+#define DPU_OUT_CVT_SHIFT_OUT_CVT_SHIFT__MASK 0x00000fff
+#define DPU_OUT_CVT_SHIFT_OUT_CVT_SHIFT__SHIFT 0
+static inline uint32_t DPU_OUT_CVT_SHIFT_OUT_CVT_SHIFT(uint32_t val)
+{
+ return ((val) << DPU_OUT_CVT_SHIFT_OUT_CVT_SHIFT__SHIFT) & DPU_OUT_CVT_SHIFT_OUT_CVT_SHIFT__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_0 0x00004090
+#define DPU_EW_OP_VALUE_0_EW_OPERAND_0__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_0_EW_OPERAND_0__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_0_EW_OPERAND_0(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_0_EW_OPERAND_0__SHIFT) & DPU_EW_OP_VALUE_0_EW_OPERAND_0__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_1 0x00004094
+#define DPU_EW_OP_VALUE_1_EW_OPERAND_1__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_1_EW_OPERAND_1__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_1_EW_OPERAND_1(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_1_EW_OPERAND_1__SHIFT) & DPU_EW_OP_VALUE_1_EW_OPERAND_1__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_2 0x00004098
+#define DPU_EW_OP_VALUE_2_EW_OPERAND_2__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_2_EW_OPERAND_2__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_2_EW_OPERAND_2(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_2_EW_OPERAND_2__SHIFT) & DPU_EW_OP_VALUE_2_EW_OPERAND_2__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_3 0x0000409c
+#define DPU_EW_OP_VALUE_3_EW_OPERAND_3__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_3_EW_OPERAND_3__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_3_EW_OPERAND_3(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_3_EW_OPERAND_3__SHIFT) & DPU_EW_OP_VALUE_3_EW_OPERAND_3__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_4 0x000040a0
+#define DPU_EW_OP_VALUE_4_EW_OPERAND_4__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_4_EW_OPERAND_4__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_4_EW_OPERAND_4(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_4_EW_OPERAND_4__SHIFT) & DPU_EW_OP_VALUE_4_EW_OPERAND_4__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_5 0x000040a4
+#define DPU_EW_OP_VALUE_5_EW_OPERAND_5__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_5_EW_OPERAND_5__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_5_EW_OPERAND_5(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_5_EW_OPERAND_5__SHIFT) & DPU_EW_OP_VALUE_5_EW_OPERAND_5__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_6 0x000040a8
+#define DPU_EW_OP_VALUE_6_EW_OPERAND_6__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_6_EW_OPERAND_6__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_6_EW_OPERAND_6(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_6_EW_OPERAND_6__SHIFT) & DPU_EW_OP_VALUE_6_EW_OPERAND_6__MASK;
+}
+
+#define REG_DPU_EW_OP_VALUE_7 0x000040ac
+#define DPU_EW_OP_VALUE_7_EW_OPERAND_7__MASK 0xffffffff
+#define DPU_EW_OP_VALUE_7_EW_OPERAND_7__SHIFT 0
+static inline uint32_t DPU_EW_OP_VALUE_7_EW_OPERAND_7(uint32_t val)
+{
+ return ((val) << DPU_EW_OP_VALUE_7_EW_OPERAND_7__SHIFT) & DPU_EW_OP_VALUE_7_EW_OPERAND_7__MASK;
+}
+
+#define REG_DPU_SURFACE_ADD 0x000040c0
+#define DPU_SURFACE_ADD_SURF_ADD__MASK 0xfffffff0
+#define DPU_SURFACE_ADD_SURF_ADD__SHIFT 4
+static inline uint32_t DPU_SURFACE_ADD_SURF_ADD(uint32_t val)
+{
+ return ((val) << DPU_SURFACE_ADD_SURF_ADD__SHIFT) & DPU_SURFACE_ADD_SURF_ADD__MASK;
+}
+#define DPU_SURFACE_ADD_RESERVED_0__MASK 0x0000000f
+#define DPU_SURFACE_ADD_RESERVED_0__SHIFT 0
+static inline uint32_t DPU_SURFACE_ADD_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_SURFACE_ADD_RESERVED_0__SHIFT) & DPU_SURFACE_ADD_RESERVED_0__MASK;
+}
+
+#define REG_DPU_LUT_ACCESS_CFG 0x00004100
+#define DPU_LUT_ACCESS_CFG_RESERVED_0__MASK 0xfffc0000
+#define DPU_LUT_ACCESS_CFG_RESERVED_0__SHIFT 18
+static inline uint32_t DPU_LUT_ACCESS_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_LUT_ACCESS_CFG_RESERVED_0__SHIFT) & DPU_LUT_ACCESS_CFG_RESERVED_0__MASK;
+}
+#define DPU_LUT_ACCESS_CFG_LUT_ACCESS_TYPE__MASK 0x00020000
+#define DPU_LUT_ACCESS_CFG_LUT_ACCESS_TYPE__SHIFT 17
+static inline uint32_t DPU_LUT_ACCESS_CFG_LUT_ACCESS_TYPE(uint32_t val)
+{
+ return ((val) << DPU_LUT_ACCESS_CFG_LUT_ACCESS_TYPE__SHIFT) & DPU_LUT_ACCESS_CFG_LUT_ACCESS_TYPE__MASK;
+}
+#define DPU_LUT_ACCESS_CFG_LUT_TABLE_ID__MASK 0x00010000
+#define DPU_LUT_ACCESS_CFG_LUT_TABLE_ID__SHIFT 16
+static inline uint32_t DPU_LUT_ACCESS_CFG_LUT_TABLE_ID(uint32_t val)
+{
+ return ((val) << DPU_LUT_ACCESS_CFG_LUT_TABLE_ID__SHIFT) & DPU_LUT_ACCESS_CFG_LUT_TABLE_ID__MASK;
+}
+#define DPU_LUT_ACCESS_CFG_RESERVED_1__MASK 0x0000fc00
+#define DPU_LUT_ACCESS_CFG_RESERVED_1__SHIFT 10
+static inline uint32_t DPU_LUT_ACCESS_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_LUT_ACCESS_CFG_RESERVED_1__SHIFT) & DPU_LUT_ACCESS_CFG_RESERVED_1__MASK;
+}
+#define DPU_LUT_ACCESS_CFG_LUT_ADDR__MASK 0x000003ff
+#define DPU_LUT_ACCESS_CFG_LUT_ADDR__SHIFT 0
+static inline uint32_t DPU_LUT_ACCESS_CFG_LUT_ADDR(uint32_t val)
+{
+ return ((val) << DPU_LUT_ACCESS_CFG_LUT_ADDR__SHIFT) & DPU_LUT_ACCESS_CFG_LUT_ADDR__MASK;
+}
+
+#define REG_DPU_LUT_ACCESS_DATA 0x00004104
+#define DPU_LUT_ACCESS_DATA_RESERVED_0__MASK 0xffff0000
+#define DPU_LUT_ACCESS_DATA_RESERVED_0__SHIFT 16
+static inline uint32_t DPU_LUT_ACCESS_DATA_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_LUT_ACCESS_DATA_RESERVED_0__SHIFT) & DPU_LUT_ACCESS_DATA_RESERVED_0__MASK;
+}
+#define DPU_LUT_ACCESS_DATA_LUT_ACCESS_DATA__MASK 0x0000ffff
+#define DPU_LUT_ACCESS_DATA_LUT_ACCESS_DATA__SHIFT 0
+static inline uint32_t DPU_LUT_ACCESS_DATA_LUT_ACCESS_DATA(uint32_t val)
+{
+ return ((val) << DPU_LUT_ACCESS_DATA_LUT_ACCESS_DATA__SHIFT) & DPU_LUT_ACCESS_DATA_LUT_ACCESS_DATA__MASK;
+}
+
+#define REG_DPU_LUT_CFG 0x00004108
+#define DPU_LUT_CFG_RESERVED_0__MASK 0xffffff00
+#define DPU_LUT_CFG_RESERVED_0__SHIFT 8
+static inline uint32_t DPU_LUT_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_RESERVED_0__SHIFT) & DPU_LUT_CFG_RESERVED_0__MASK;
+}
+#define DPU_LUT_CFG_LUT_CAL_SEL__MASK 0x00000080
+#define DPU_LUT_CFG_LUT_CAL_SEL__SHIFT 7
+static inline uint32_t DPU_LUT_CFG_LUT_CAL_SEL(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_LUT_CAL_SEL__SHIFT) & DPU_LUT_CFG_LUT_CAL_SEL__MASK;
+}
+#define DPU_LUT_CFG_LUT_HYBRID_PRIORITY__MASK 0x00000040
+#define DPU_LUT_CFG_LUT_HYBRID_PRIORITY__SHIFT 6
+static inline uint32_t DPU_LUT_CFG_LUT_HYBRID_PRIORITY(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_LUT_HYBRID_PRIORITY__SHIFT) & DPU_LUT_CFG_LUT_HYBRID_PRIORITY__MASK;
+}
+#define DPU_LUT_CFG_LUT_OFLOW_PRIORITY__MASK 0x00000020
+#define DPU_LUT_CFG_LUT_OFLOW_PRIORITY__SHIFT 5
+static inline uint32_t DPU_LUT_CFG_LUT_OFLOW_PRIORITY(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_LUT_OFLOW_PRIORITY__SHIFT) & DPU_LUT_CFG_LUT_OFLOW_PRIORITY__MASK;
+}
+#define DPU_LUT_CFG_LUT_UFLOW_PRIORITY__MASK 0x00000010
+#define DPU_LUT_CFG_LUT_UFLOW_PRIORITY__SHIFT 4
+static inline uint32_t DPU_LUT_CFG_LUT_UFLOW_PRIORITY(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_LUT_UFLOW_PRIORITY__SHIFT) & DPU_LUT_CFG_LUT_UFLOW_PRIORITY__MASK;
+}
+#define DPU_LUT_CFG_LUT_LO_LE_MUX__MASK 0x0000000c
+#define DPU_LUT_CFG_LUT_LO_LE_MUX__SHIFT 2
+static inline uint32_t DPU_LUT_CFG_LUT_LO_LE_MUX(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_LUT_LO_LE_MUX__SHIFT) & DPU_LUT_CFG_LUT_LO_LE_MUX__MASK;
+}
+#define DPU_LUT_CFG_LUT_EXPAND_EN__MASK 0x00000002
+#define DPU_LUT_CFG_LUT_EXPAND_EN__SHIFT 1
+static inline uint32_t DPU_LUT_CFG_LUT_EXPAND_EN(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_LUT_EXPAND_EN__SHIFT) & DPU_LUT_CFG_LUT_EXPAND_EN__MASK;
+}
+#define DPU_LUT_CFG_LUT_ROAD_SEL__MASK 0x00000001
+#define DPU_LUT_CFG_LUT_ROAD_SEL__SHIFT 0
+static inline uint32_t DPU_LUT_CFG_LUT_ROAD_SEL(uint32_t val)
+{
+ return ((val) << DPU_LUT_CFG_LUT_ROAD_SEL__SHIFT) & DPU_LUT_CFG_LUT_ROAD_SEL__MASK;
+}
+
+#define REG_DPU_LUT_INFO 0x0000410c
+#define DPU_LUT_INFO_RESERVED_0__MASK 0xff000000
+#define DPU_LUT_INFO_RESERVED_0__SHIFT 24
+static inline uint32_t DPU_LUT_INFO_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_LUT_INFO_RESERVED_0__SHIFT) & DPU_LUT_INFO_RESERVED_0__MASK;
+}
+#define DPU_LUT_INFO_LUT_LO_INDEX_SELECT__MASK 0x00ff0000
+#define DPU_LUT_INFO_LUT_LO_INDEX_SELECT__SHIFT 16
+static inline uint32_t DPU_LUT_INFO_LUT_LO_INDEX_SELECT(uint32_t val)
+{
+ return ((val) << DPU_LUT_INFO_LUT_LO_INDEX_SELECT__SHIFT) & DPU_LUT_INFO_LUT_LO_INDEX_SELECT__MASK;
+}
+#define DPU_LUT_INFO_LUT_LE_INDEX_SELECT__MASK 0x0000ff00
+#define DPU_LUT_INFO_LUT_LE_INDEX_SELECT__SHIFT 8
+static inline uint32_t DPU_LUT_INFO_LUT_LE_INDEX_SELECT(uint32_t val)
+{
+ return ((val) << DPU_LUT_INFO_LUT_LE_INDEX_SELECT__SHIFT) & DPU_LUT_INFO_LUT_LE_INDEX_SELECT__MASK;
+}
+#define DPU_LUT_INFO_RESERVED_1__MASK 0x000000ff
+#define DPU_LUT_INFO_RESERVED_1__SHIFT 0
+static inline uint32_t DPU_LUT_INFO_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_LUT_INFO_RESERVED_1__SHIFT) & DPU_LUT_INFO_RESERVED_1__MASK;
+}
+
+#define REG_DPU_LUT_LE_START 0x00004110
+#define DPU_LUT_LE_START_LUT_LE_START__MASK 0xffffffff
+#define DPU_LUT_LE_START_LUT_LE_START__SHIFT 0
+static inline uint32_t DPU_LUT_LE_START_LUT_LE_START(uint32_t val)
+{
+ return ((val) << DPU_LUT_LE_START_LUT_LE_START__SHIFT) & DPU_LUT_LE_START_LUT_LE_START__MASK;
+}
+
+#define REG_DPU_LUT_LE_END 0x00004114
+#define DPU_LUT_LE_END_LUT_LE_END__MASK 0xffffffff
+#define DPU_LUT_LE_END_LUT_LE_END__SHIFT 0
+static inline uint32_t DPU_LUT_LE_END_LUT_LE_END(uint32_t val)
+{
+ return ((val) << DPU_LUT_LE_END_LUT_LE_END__SHIFT) & DPU_LUT_LE_END_LUT_LE_END__MASK;
+}
+
+#define REG_DPU_LUT_LO_START 0x00004118
+#define DPU_LUT_LO_START_LUT_LO_START__MASK 0xffffffff
+#define DPU_LUT_LO_START_LUT_LO_START__SHIFT 0
+static inline uint32_t DPU_LUT_LO_START_LUT_LO_START(uint32_t val)
+{
+ return ((val) << DPU_LUT_LO_START_LUT_LO_START__SHIFT) & DPU_LUT_LO_START_LUT_LO_START__MASK;
+}
+
+#define REG_DPU_LUT_LO_END 0x0000411c
+#define DPU_LUT_LO_END_LUT_LO_END__MASK 0xffffffff
+#define DPU_LUT_LO_END_LUT_LO_END__SHIFT 0
+static inline uint32_t DPU_LUT_LO_END_LUT_LO_END(uint32_t val)
+{
+ return ((val) << DPU_LUT_LO_END_LUT_LO_END__SHIFT) & DPU_LUT_LO_END_LUT_LO_END__MASK;
+}
+
+#define REG_DPU_LUT_LE_SLOPE_SCALE 0x00004120
+#define DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_OFLOW_SCALE__MASK 0xffff0000
+#define DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_OFLOW_SCALE__SHIFT 16
+static inline uint32_t DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_OFLOW_SCALE(uint32_t val)
+{
+ return ((val) << DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_OFLOW_SCALE__SHIFT) & DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_OFLOW_SCALE__MASK;
+}
+#define DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_UFLOW_SCALE__MASK 0x0000ffff
+#define DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_UFLOW_SCALE__SHIFT 0
+static inline uint32_t DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_UFLOW_SCALE(uint32_t val)
+{
+ return ((val) << DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_UFLOW_SCALE__SHIFT) & DPU_LUT_LE_SLOPE_SCALE_LUT_LE_SLOPE_UFLOW_SCALE__MASK;
+}
+
+#define REG_DPU_LUT_LE_SLOPE_SHIFT 0x00004124
+#define DPU_LUT_LE_SLOPE_SHIFT_RESERVED_0__MASK 0xfffffc00
+#define DPU_LUT_LE_SLOPE_SHIFT_RESERVED_0__SHIFT 10
+static inline uint32_t DPU_LUT_LE_SLOPE_SHIFT_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_LUT_LE_SLOPE_SHIFT_RESERVED_0__SHIFT) & DPU_LUT_LE_SLOPE_SHIFT_RESERVED_0__MASK;
+}
+#define DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_OFLOW_SHIFT__MASK 0x000003e0
+#define DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_OFLOW_SHIFT__SHIFT 5
+static inline uint32_t DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_OFLOW_SHIFT(uint32_t val)
+{
+ return ((val) << DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_OFLOW_SHIFT__SHIFT) & DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_OFLOW_SHIFT__MASK;
+}
+#define DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_UFLOW_SHIFT__MASK 0x0000001f
+#define DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_UFLOW_SHIFT__SHIFT 0
+static inline uint32_t DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_UFLOW_SHIFT(uint32_t val)
+{
+ return ((val) << DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_UFLOW_SHIFT__SHIFT) & DPU_LUT_LE_SLOPE_SHIFT_LUT_LE_SLOPE_UFLOW_SHIFT__MASK;
+}
+
+#define REG_DPU_LUT_LO_SLOPE_SCALE 0x00004128
+#define DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_OFLOW_SCALE__MASK 0xffff0000
+#define DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_OFLOW_SCALE__SHIFT 16
+static inline uint32_t DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_OFLOW_SCALE(uint32_t val)
+{
+ return ((val) << DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_OFLOW_SCALE__SHIFT) & DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_OFLOW_SCALE__MASK;
+}
+#define DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_UFLOW_SCALE__MASK 0x0000ffff
+#define DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_UFLOW_SCALE__SHIFT 0
+static inline uint32_t DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_UFLOW_SCALE(uint32_t val)
+{
+ return ((val) << DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_UFLOW_SCALE__SHIFT) & DPU_LUT_LO_SLOPE_SCALE_LUT_LO_SLOPE_UFLOW_SCALE__MASK;
+}
+
+#define REG_DPU_LUT_LO_SLOPE_SHIFT 0x0000412c
+#define DPU_LUT_LO_SLOPE_SHIFT_RESERVED_0__MASK 0xfffffc00
+#define DPU_LUT_LO_SLOPE_SHIFT_RESERVED_0__SHIFT 10
+static inline uint32_t DPU_LUT_LO_SLOPE_SHIFT_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_LUT_LO_SLOPE_SHIFT_RESERVED_0__SHIFT) & DPU_LUT_LO_SLOPE_SHIFT_RESERVED_0__MASK;
+}
+#define DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_OFLOW_SHIFT__MASK 0x000003e0
+#define DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_OFLOW_SHIFT__SHIFT 5
+static inline uint32_t DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_OFLOW_SHIFT(uint32_t val)
+{
+ return ((val) << DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_OFLOW_SHIFT__SHIFT) & DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_OFLOW_SHIFT__MASK;
+}
+#define DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_UFLOW_SHIFT__MASK 0x0000001f
+#define DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_UFLOW_SHIFT__SHIFT 0
+static inline uint32_t DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_UFLOW_SHIFT(uint32_t val)
+{
+ return ((val) << DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_UFLOW_SHIFT__SHIFT) & DPU_LUT_LO_SLOPE_SHIFT_LUT_LO_SLOPE_UFLOW_SHIFT__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_S_STATUS 0x00005000
+#define DPU_RDMA_RDMA_S_STATUS_RESERVED_0__MASK 0xfffc0000
+#define DPU_RDMA_RDMA_S_STATUS_RESERVED_0__SHIFT 18
+static inline uint32_t DPU_RDMA_RDMA_S_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_STATUS_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_S_STATUS_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_S_STATUS_STATUS_1__MASK 0x00030000
+#define DPU_RDMA_RDMA_S_STATUS_STATUS_1__SHIFT 16
+static inline uint32_t DPU_RDMA_RDMA_S_STATUS_STATUS_1(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_STATUS_STATUS_1__SHIFT) & DPU_RDMA_RDMA_S_STATUS_STATUS_1__MASK;
+}
+#define DPU_RDMA_RDMA_S_STATUS_RESERVED_1__MASK 0x0000fffc
+#define DPU_RDMA_RDMA_S_STATUS_RESERVED_1__SHIFT 2
+static inline uint32_t DPU_RDMA_RDMA_S_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_STATUS_RESERVED_1__SHIFT) & DPU_RDMA_RDMA_S_STATUS_RESERVED_1__MASK;
+}
+#define DPU_RDMA_RDMA_S_STATUS_STATUS_0__MASK 0x00000003
+#define DPU_RDMA_RDMA_S_STATUS_STATUS_0__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_S_STATUS_STATUS_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_STATUS_STATUS_0__SHIFT) & DPU_RDMA_RDMA_S_STATUS_STATUS_0__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_S_POINTER 0x00005004
+#define DPU_RDMA_RDMA_S_POINTER_RESERVED_0__MASK 0xfffe0000
+#define DPU_RDMA_RDMA_S_POINTER_RESERVED_0__SHIFT 17
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_S_POINTER_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_EXECUTER__MASK 0x00010000
+#define DPU_RDMA_RDMA_S_POINTER_EXECUTER__SHIFT 16
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_EXECUTER(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_EXECUTER__SHIFT) & DPU_RDMA_RDMA_S_POINTER_EXECUTER__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_RESERVED_1__MASK 0x0000ffc0
+#define DPU_RDMA_RDMA_S_POINTER_RESERVED_1__SHIFT 6
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_RESERVED_1__SHIFT) & DPU_RDMA_RDMA_S_POINTER_RESERVED_1__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__MASK 0x00000020
+#define DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__SHIFT 5
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__SHIFT) & DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__MASK 0x00000010
+#define DPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__SHIFT 4
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__SHIFT) & DPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__MASK 0x00000008
+#define DPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__SHIFT 3
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__SHIFT) & DPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__MASK 0x00000004
+#define DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__SHIFT 2
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__SHIFT) & DPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__MASK 0x00000002
+#define DPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__SHIFT 1
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__SHIFT) & DPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__MASK;
+}
+#define DPU_RDMA_RDMA_S_POINTER_POINTER__MASK 0x00000001
+#define DPU_RDMA_RDMA_S_POINTER_POINTER__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_S_POINTER_POINTER(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_S_POINTER_POINTER__SHIFT) & DPU_RDMA_RDMA_S_POINTER_POINTER__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_OPERATION_ENABLE 0x00005008
+#define DPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__MASK 0xfffffffe
+#define DPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__SHIFT 1
+static inline uint32_t DPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__MASK 0x00000001
+#define DPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__SHIFT) & DPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_DATA_CUBE_WIDTH 0x0000500c
+#define DPU_RDMA_RDMA_DATA_CUBE_WIDTH_RESERVED_0__MASK 0xffffe000
+#define DPU_RDMA_RDMA_DATA_CUBE_WIDTH_RESERVED_0__SHIFT 13
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_WIDTH_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_WIDTH_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_WIDTH_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_DATA_CUBE_WIDTH_WIDTH__MASK 0x00001fff
+#define DPU_RDMA_RDMA_DATA_CUBE_WIDTH_WIDTH__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_WIDTH_WIDTH(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_WIDTH_WIDTH__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_WIDTH_WIDTH__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_DATA_CUBE_HEIGHT 0x00005010
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_0__MASK 0xe0000000
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_0__SHIFT 29
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_EW_LINE_NOTCH_ADDR__MASK 0x1fff0000
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_EW_LINE_NOTCH_ADDR__SHIFT 16
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_EW_LINE_NOTCH_ADDR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_EW_LINE_NOTCH_ADDR__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_EW_LINE_NOTCH_ADDR__MASK;
+}
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_1__MASK 0x0000e000
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_1__SHIFT 13
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_1__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_RESERVED_1__MASK;
+}
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_HEIGHT__MASK 0x00001fff
+#define DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_HEIGHT__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_HEIGHT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_HEIGHT__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_HEIGHT_HEIGHT__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_DATA_CUBE_CHANNEL 0x00005014
+#define DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_RESERVED_0__MASK 0xffffe000
+#define DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_RESERVED_0__SHIFT 13
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_CHANNEL__MASK 0x00001fff
+#define DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_CHANNEL__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_CHANNEL(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_CHANNEL__SHIFT) & DPU_RDMA_RDMA_DATA_CUBE_CHANNEL_CHANNEL__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_SRC_BASE_ADDR 0x00005018
+#define DPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__MASK 0xffffffff
+#define DPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__SHIFT) & DPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_BRDMA_CFG 0x0000501c
+#define DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_0__MASK 0xffffffe0
+#define DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_0__SHIFT 5
+static inline uint32_t DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_BRDMA_CFG_BRDMA_DATA_USE__MASK 0x0000001e
+#define DPU_RDMA_RDMA_BRDMA_CFG_BRDMA_DATA_USE__SHIFT 1
+static inline uint32_t DPU_RDMA_RDMA_BRDMA_CFG_BRDMA_DATA_USE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_BRDMA_CFG_BRDMA_DATA_USE__SHIFT) & DPU_RDMA_RDMA_BRDMA_CFG_BRDMA_DATA_USE__MASK;
+}
+#define DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_1__MASK 0x00000001
+#define DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_1__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_1__SHIFT) & DPU_RDMA_RDMA_BRDMA_CFG_RESERVED_1__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_BS_BASE_ADDR 0x00005020
+#define DPU_RDMA_RDMA_BS_BASE_ADDR_BS_BASE_ADDR__MASK 0xffffffff
+#define DPU_RDMA_RDMA_BS_BASE_ADDR_BS_BASE_ADDR__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_BS_BASE_ADDR_BS_BASE_ADDR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_BS_BASE_ADDR_BS_BASE_ADDR__SHIFT) & DPU_RDMA_RDMA_BS_BASE_ADDR_BS_BASE_ADDR__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_NRDMA_CFG 0x00005028
+#define DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_0__MASK 0xffffffe0
+#define DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_0__SHIFT 5
+static inline uint32_t DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_NRDMA_CFG_NRDMA_DATA_USE__MASK 0x0000001e
+#define DPU_RDMA_RDMA_NRDMA_CFG_NRDMA_DATA_USE__SHIFT 1
+static inline uint32_t DPU_RDMA_RDMA_NRDMA_CFG_NRDMA_DATA_USE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_NRDMA_CFG_NRDMA_DATA_USE__SHIFT) & DPU_RDMA_RDMA_NRDMA_CFG_NRDMA_DATA_USE__MASK;
+}
+#define DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_1__MASK 0x00000001
+#define DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_1__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_1__SHIFT) & DPU_RDMA_RDMA_NRDMA_CFG_RESERVED_1__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_BN_BASE_ADDR 0x0000502c
+#define DPU_RDMA_RDMA_BN_BASE_ADDR_BN_BASE_ADDR__MASK 0xffffffff
+#define DPU_RDMA_RDMA_BN_BASE_ADDR_BN_BASE_ADDR__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_BN_BASE_ADDR_BN_BASE_ADDR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_BN_BASE_ADDR_BN_BASE_ADDR__SHIFT) & DPU_RDMA_RDMA_BN_BASE_ADDR_BN_BASE_ADDR__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_ERDMA_CFG 0x00005034
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_MODE__MASK 0xc0000000
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_MODE__SHIFT 30
+static inline uint32_t DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_MODE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_MODE__SHIFT) & DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_MODE__MASK;
+}
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_SURF_MODE__MASK 0x20000000
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_SURF_MODE__SHIFT 29
+static inline uint32_t DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_SURF_MODE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_SURF_MODE__SHIFT) & DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_SURF_MODE__MASK;
+}
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_NONALIGN__MASK 0x10000000
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_NONALIGN__SHIFT 28
+static inline uint32_t DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_NONALIGN(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_NONALIGN__SHIFT) & DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_NONALIGN__MASK;
+}
+#define DPU_RDMA_RDMA_ERDMA_CFG_RESERVED_0__MASK 0x0ffffff0
+#define DPU_RDMA_RDMA_ERDMA_CFG_RESERVED_0__SHIFT 4
+static inline uint32_t DPU_RDMA_RDMA_ERDMA_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_ERDMA_CFG_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_ERDMA_CFG_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_SIZE__MASK 0x0000000c
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_SIZE__SHIFT 2
+static inline uint32_t DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_SIZE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_SIZE__SHIFT) & DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DATA_SIZE__MASK;
+}
+#define DPU_RDMA_RDMA_ERDMA_CFG_OV4K_BYPASS__MASK 0x00000002
+#define DPU_RDMA_RDMA_ERDMA_CFG_OV4K_BYPASS__SHIFT 1
+static inline uint32_t DPU_RDMA_RDMA_ERDMA_CFG_OV4K_BYPASS(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_ERDMA_CFG_OV4K_BYPASS__SHIFT) & DPU_RDMA_RDMA_ERDMA_CFG_OV4K_BYPASS__MASK;
+}
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DISABLE__MASK 0x00000001
+#define DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DISABLE__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DISABLE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DISABLE__SHIFT) & DPU_RDMA_RDMA_ERDMA_CFG_ERDMA_DISABLE__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_EW_BASE_ADDR 0x00005038
+#define DPU_RDMA_RDMA_EW_BASE_ADDR_EW_BASE_ADDR__MASK 0xffffffff
+#define DPU_RDMA_RDMA_EW_BASE_ADDR_EW_BASE_ADDR__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_EW_BASE_ADDR_EW_BASE_ADDR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_EW_BASE_ADDR_EW_BASE_ADDR__SHIFT) & DPU_RDMA_RDMA_EW_BASE_ADDR_EW_BASE_ADDR__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_EW_SURF_STRIDE 0x00005040
+#define DPU_RDMA_RDMA_EW_SURF_STRIDE_EW_SURF_STRIDE__MASK 0xfffffff0
+#define DPU_RDMA_RDMA_EW_SURF_STRIDE_EW_SURF_STRIDE__SHIFT 4
+static inline uint32_t DPU_RDMA_RDMA_EW_SURF_STRIDE_EW_SURF_STRIDE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_EW_SURF_STRIDE_EW_SURF_STRIDE__SHIFT) & DPU_RDMA_RDMA_EW_SURF_STRIDE_EW_SURF_STRIDE__MASK;
+}
+#define DPU_RDMA_RDMA_EW_SURF_STRIDE_RESERVED_0__MASK 0x0000000f
+#define DPU_RDMA_RDMA_EW_SURF_STRIDE_RESERVED_0__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_EW_SURF_STRIDE_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_EW_SURF_STRIDE_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_EW_SURF_STRIDE_RESERVED_0__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_FEATURE_MODE_CFG 0x00005044
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_RESERVED_0__MASK 0xfffc0000
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_RESERVED_0__SHIFT 18
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_IN_PRECISION__MASK 0x00038000
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_IN_PRECISION__SHIFT 15
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_IN_PRECISION(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_IN_PRECISION__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_IN_PRECISION__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_BURST_LEN__MASK 0x00007800
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_BURST_LEN__SHIFT 11
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_BURST_LEN(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_BURST_LEN__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_BURST_LEN__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_COMB_USE__MASK 0x00000700
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_COMB_USE__SHIFT 8
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_COMB_USE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_COMB_USE__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_COMB_USE__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_PROC_PRECISION__MASK 0x000000e0
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_PROC_PRECISION__SHIFT 5
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_PROC_PRECISION(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_PROC_PRECISION__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_PROC_PRECISION__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_DISABLE__MASK 0x00000010
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_DISABLE__SHIFT 4
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_DISABLE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_DISABLE__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_DISABLE__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_FP16TOFP32_EN__MASK 0x00000008
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_FP16TOFP32_EN__SHIFT 3
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_FP16TOFP32_EN(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_FP16TOFP32_EN__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_MRDMA_FP16TOFP32_EN__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_CONV_MODE__MASK 0x00000006
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_CONV_MODE__SHIFT 1
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_CONV_MODE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_CONV_MODE__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_CONV_MODE__MASK;
+}
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_FLYING_MODE__MASK 0x00000001
+#define DPU_RDMA_RDMA_FEATURE_MODE_CFG_FLYING_MODE__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_FEATURE_MODE_CFG_FLYING_MODE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_FEATURE_MODE_CFG_FLYING_MODE__SHIFT) & DPU_RDMA_RDMA_FEATURE_MODE_CFG_FLYING_MODE__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_SRC_DMA_CFG 0x00005048
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_LINE_NOTCH_ADDR__MASK 0xfff80000
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_LINE_NOTCH_ADDR__SHIFT 19
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_LINE_NOTCH_ADDR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_LINE_NOTCH_ADDR__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_LINE_NOTCH_ADDR__MASK;
+}
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_RESERVED_0__MASK 0x0007c000
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_RESERVED_0__SHIFT 14
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_POOLING_METHOD__MASK 0x00002000
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_POOLING_METHOD__SHIFT 13
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_POOLING_METHOD(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_POOLING_METHOD__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_POOLING_METHOD__MASK;
+}
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_UNPOOLING_EN__MASK 0x00001000
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_UNPOOLING_EN__SHIFT 12
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_UNPOOLING_EN(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_UNPOOLING_EN__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_UNPOOLING_EN__MASK;
+}
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_HEIGHT__MASK 0x00000e00
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_HEIGHT__SHIFT 9
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_HEIGHT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_HEIGHT__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_HEIGHT__MASK;
+}
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_WIDTH__MASK 0x000001c0
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_WIDTH__SHIFT 6
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_WIDTH(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_WIDTH__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_STRIDE_WIDTH__MASK;
+}
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_HEIGHT__MASK 0x00000038
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_HEIGHT__SHIFT 3
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_HEIGHT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_HEIGHT__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_HEIGHT__MASK;
+}
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_WIDTH__MASK 0x00000007
+#define DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_WIDTH__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_WIDTH(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_WIDTH__SHIFT) & DPU_RDMA_RDMA_SRC_DMA_CFG_KERNEL_WIDTH__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_SURF_NOTCH 0x0000504c
+#define DPU_RDMA_RDMA_SURF_NOTCH_SURF_NOTCH_ADDR__MASK 0xfffffff0
+#define DPU_RDMA_RDMA_SURF_NOTCH_SURF_NOTCH_ADDR__SHIFT 4
+static inline uint32_t DPU_RDMA_RDMA_SURF_NOTCH_SURF_NOTCH_ADDR(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SURF_NOTCH_SURF_NOTCH_ADDR__SHIFT) & DPU_RDMA_RDMA_SURF_NOTCH_SURF_NOTCH_ADDR__MASK;
+}
+#define DPU_RDMA_RDMA_SURF_NOTCH_RESERVED_0__MASK 0x0000000f
+#define DPU_RDMA_RDMA_SURF_NOTCH_RESERVED_0__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_SURF_NOTCH_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_SURF_NOTCH_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_SURF_NOTCH_RESERVED_0__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_PAD_CFG 0x00005064
+#define DPU_RDMA_RDMA_PAD_CFG_PAD_VALUE__MASK 0xffff0000
+#define DPU_RDMA_RDMA_PAD_CFG_PAD_VALUE__SHIFT 16
+static inline uint32_t DPU_RDMA_RDMA_PAD_CFG_PAD_VALUE(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_PAD_CFG_PAD_VALUE__SHIFT) & DPU_RDMA_RDMA_PAD_CFG_PAD_VALUE__MASK;
+}
+#define DPU_RDMA_RDMA_PAD_CFG_RESERVED_0__MASK 0x0000ff80
+#define DPU_RDMA_RDMA_PAD_CFG_RESERVED_0__SHIFT 7
+static inline uint32_t DPU_RDMA_RDMA_PAD_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_PAD_CFG_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_PAD_CFG_RESERVED_0__MASK;
+}
+#define DPU_RDMA_RDMA_PAD_CFG_PAD_TOP__MASK 0x00000070
+#define DPU_RDMA_RDMA_PAD_CFG_PAD_TOP__SHIFT 4
+static inline uint32_t DPU_RDMA_RDMA_PAD_CFG_PAD_TOP(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_PAD_CFG_PAD_TOP__SHIFT) & DPU_RDMA_RDMA_PAD_CFG_PAD_TOP__MASK;
+}
+#define DPU_RDMA_RDMA_PAD_CFG_RESERVED_1__MASK 0x00000008
+#define DPU_RDMA_RDMA_PAD_CFG_RESERVED_1__SHIFT 3
+static inline uint32_t DPU_RDMA_RDMA_PAD_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_PAD_CFG_RESERVED_1__SHIFT) & DPU_RDMA_RDMA_PAD_CFG_RESERVED_1__MASK;
+}
+#define DPU_RDMA_RDMA_PAD_CFG_PAD_LEFT__MASK 0x00000007
+#define DPU_RDMA_RDMA_PAD_CFG_PAD_LEFT__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_PAD_CFG_PAD_LEFT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_PAD_CFG_PAD_LEFT__SHIFT) & DPU_RDMA_RDMA_PAD_CFG_PAD_LEFT__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_WEIGHT 0x00005068
+#define DPU_RDMA_RDMA_WEIGHT_E_WEIGHT__MASK 0xff000000
+#define DPU_RDMA_RDMA_WEIGHT_E_WEIGHT__SHIFT 24
+static inline uint32_t DPU_RDMA_RDMA_WEIGHT_E_WEIGHT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_WEIGHT_E_WEIGHT__SHIFT) & DPU_RDMA_RDMA_WEIGHT_E_WEIGHT__MASK;
+}
+#define DPU_RDMA_RDMA_WEIGHT_N_WEIGHT__MASK 0x00ff0000
+#define DPU_RDMA_RDMA_WEIGHT_N_WEIGHT__SHIFT 16
+static inline uint32_t DPU_RDMA_RDMA_WEIGHT_N_WEIGHT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_WEIGHT_N_WEIGHT__SHIFT) & DPU_RDMA_RDMA_WEIGHT_N_WEIGHT__MASK;
+}
+#define DPU_RDMA_RDMA_WEIGHT_B_WEIGHT__MASK 0x0000ff00
+#define DPU_RDMA_RDMA_WEIGHT_B_WEIGHT__SHIFT 8
+static inline uint32_t DPU_RDMA_RDMA_WEIGHT_B_WEIGHT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_WEIGHT_B_WEIGHT__SHIFT) & DPU_RDMA_RDMA_WEIGHT_B_WEIGHT__MASK;
+}
+#define DPU_RDMA_RDMA_WEIGHT_M_WEIGHT__MASK 0x000000ff
+#define DPU_RDMA_RDMA_WEIGHT_M_WEIGHT__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_WEIGHT_M_WEIGHT(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_WEIGHT_M_WEIGHT__SHIFT) & DPU_RDMA_RDMA_WEIGHT_M_WEIGHT__MASK;
+}
+
+#define REG_DPU_RDMA_RDMA_EW_SURF_NOTCH 0x0000506c
+#define DPU_RDMA_RDMA_EW_SURF_NOTCH_EW_SURF_NOTCH__MASK 0xfffffff0
+#define DPU_RDMA_RDMA_EW_SURF_NOTCH_EW_SURF_NOTCH__SHIFT 4
+static inline uint32_t DPU_RDMA_RDMA_EW_SURF_NOTCH_EW_SURF_NOTCH(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_EW_SURF_NOTCH_EW_SURF_NOTCH__SHIFT) & DPU_RDMA_RDMA_EW_SURF_NOTCH_EW_SURF_NOTCH__MASK;
+}
+#define DPU_RDMA_RDMA_EW_SURF_NOTCH_RESERVED_0__MASK 0x0000000f
+#define DPU_RDMA_RDMA_EW_SURF_NOTCH_RESERVED_0__SHIFT 0
+static inline uint32_t DPU_RDMA_RDMA_EW_SURF_NOTCH_RESERVED_0(uint32_t val)
+{
+ return ((val) << DPU_RDMA_RDMA_EW_SURF_NOTCH_RESERVED_0__SHIFT) & DPU_RDMA_RDMA_EW_SURF_NOTCH_RESERVED_0__MASK;
+}
+
+#define REG_PPU_S_STATUS 0x00006000
+#define PPU_S_STATUS_RESERVED_0__MASK 0xfffc0000
+#define PPU_S_STATUS_RESERVED_0__SHIFT 18
+static inline uint32_t PPU_S_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_S_STATUS_RESERVED_0__SHIFT) & PPU_S_STATUS_RESERVED_0__MASK;
+}
+#define PPU_S_STATUS_STATUS_1__MASK 0x00030000
+#define PPU_S_STATUS_STATUS_1__SHIFT 16
+static inline uint32_t PPU_S_STATUS_STATUS_1(uint32_t val)
+{
+ return ((val) << PPU_S_STATUS_STATUS_1__SHIFT) & PPU_S_STATUS_STATUS_1__MASK;
+}
+#define PPU_S_STATUS_RESERVED_1__MASK 0x0000fffc
+#define PPU_S_STATUS_RESERVED_1__SHIFT 2
+static inline uint32_t PPU_S_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_S_STATUS_RESERVED_1__SHIFT) & PPU_S_STATUS_RESERVED_1__MASK;
+}
+#define PPU_S_STATUS_STATUS_0__MASK 0x00000003
+#define PPU_S_STATUS_STATUS_0__SHIFT 0
+static inline uint32_t PPU_S_STATUS_STATUS_0(uint32_t val)
+{
+ return ((val) << PPU_S_STATUS_STATUS_0__SHIFT) & PPU_S_STATUS_STATUS_0__MASK;
+}
+
+#define REG_PPU_S_POINTER 0x00006004
+#define PPU_S_POINTER_RESERVED_0__MASK 0xfffe0000
+#define PPU_S_POINTER_RESERVED_0__SHIFT 17
+static inline uint32_t PPU_S_POINTER_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_RESERVED_0__SHIFT) & PPU_S_POINTER_RESERVED_0__MASK;
+}
+#define PPU_S_POINTER_EXECUTER__MASK 0x00010000
+#define PPU_S_POINTER_EXECUTER__SHIFT 16
+static inline uint32_t PPU_S_POINTER_EXECUTER(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_EXECUTER__SHIFT) & PPU_S_POINTER_EXECUTER__MASK;
+}
+#define PPU_S_POINTER_RESERVED_1__MASK 0x0000ffc0
+#define PPU_S_POINTER_RESERVED_1__SHIFT 6
+static inline uint32_t PPU_S_POINTER_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_RESERVED_1__SHIFT) & PPU_S_POINTER_RESERVED_1__MASK;
+}
+#define PPU_S_POINTER_EXECUTER_PP_CLEAR__MASK 0x00000020
+#define PPU_S_POINTER_EXECUTER_PP_CLEAR__SHIFT 5
+static inline uint32_t PPU_S_POINTER_EXECUTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_EXECUTER_PP_CLEAR__SHIFT) & PPU_S_POINTER_EXECUTER_PP_CLEAR__MASK;
+}
+#define PPU_S_POINTER_POINTER_PP_CLEAR__MASK 0x00000010
+#define PPU_S_POINTER_POINTER_PP_CLEAR__SHIFT 4
+static inline uint32_t PPU_S_POINTER_POINTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_POINTER_PP_CLEAR__SHIFT) & PPU_S_POINTER_POINTER_PP_CLEAR__MASK;
+}
+#define PPU_S_POINTER_POINTER_PP_MODE__MASK 0x00000008
+#define PPU_S_POINTER_POINTER_PP_MODE__SHIFT 3
+static inline uint32_t PPU_S_POINTER_POINTER_PP_MODE(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_POINTER_PP_MODE__SHIFT) & PPU_S_POINTER_POINTER_PP_MODE__MASK;
+}
+#define PPU_S_POINTER_EXECUTER_PP_EN__MASK 0x00000004
+#define PPU_S_POINTER_EXECUTER_PP_EN__SHIFT 2
+static inline uint32_t PPU_S_POINTER_EXECUTER_PP_EN(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_EXECUTER_PP_EN__SHIFT) & PPU_S_POINTER_EXECUTER_PP_EN__MASK;
+}
+#define PPU_S_POINTER_POINTER_PP_EN__MASK 0x00000002
+#define PPU_S_POINTER_POINTER_PP_EN__SHIFT 1
+static inline uint32_t PPU_S_POINTER_POINTER_PP_EN(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_POINTER_PP_EN__SHIFT) & PPU_S_POINTER_POINTER_PP_EN__MASK;
+}
+#define PPU_S_POINTER_POINTER__MASK 0x00000001
+#define PPU_S_POINTER_POINTER__SHIFT 0
+static inline uint32_t PPU_S_POINTER_POINTER(uint32_t val)
+{
+ return ((val) << PPU_S_POINTER_POINTER__SHIFT) & PPU_S_POINTER_POINTER__MASK;
+}
+
+#define REG_PPU_OPERATION_ENABLE 0x00006008
+#define PPU_OPERATION_ENABLE_RESERVED_0__MASK 0xfffffffe
+#define PPU_OPERATION_ENABLE_RESERVED_0__SHIFT 1
+static inline uint32_t PPU_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_ENABLE_RESERVED_0__SHIFT) & PPU_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define PPU_OPERATION_ENABLE_OP_EN__MASK 0x00000001
+#define PPU_OPERATION_ENABLE_OP_EN__SHIFT 0
+static inline uint32_t PPU_OPERATION_ENABLE_OP_EN(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_ENABLE_OP_EN__SHIFT) & PPU_OPERATION_ENABLE_OP_EN__MASK;
+}
+
+#define REG_PPU_DATA_CUBE_IN_WIDTH 0x0000600c
+#define PPU_DATA_CUBE_IN_WIDTH_RESERVED_0__MASK 0xffffe000
+#define PPU_DATA_CUBE_IN_WIDTH_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_DATA_CUBE_IN_WIDTH_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_IN_WIDTH_RESERVED_0__SHIFT) & PPU_DATA_CUBE_IN_WIDTH_RESERVED_0__MASK;
+}
+#define PPU_DATA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__MASK 0x00001fff
+#define PPU_DATA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__SHIFT 0
+static inline uint32_t PPU_DATA_CUBE_IN_WIDTH_CUBE_IN_WIDTH(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__SHIFT) & PPU_DATA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__MASK;
+}
+
+#define REG_PPU_DATA_CUBE_IN_HEIGHT 0x00006010
+#define PPU_DATA_CUBE_IN_HEIGHT_RESERVED_0__MASK 0xffffe000
+#define PPU_DATA_CUBE_IN_HEIGHT_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_DATA_CUBE_IN_HEIGHT_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_IN_HEIGHT_RESERVED_0__SHIFT) & PPU_DATA_CUBE_IN_HEIGHT_RESERVED_0__MASK;
+}
+#define PPU_DATA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__MASK 0x00001fff
+#define PPU_DATA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__SHIFT 0
+static inline uint32_t PPU_DATA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__SHIFT) & PPU_DATA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__MASK;
+}
+
+#define REG_PPU_DATA_CUBE_IN_CHANNEL 0x00006014
+#define PPU_DATA_CUBE_IN_CHANNEL_RESERVED_0__MASK 0xffffe000
+#define PPU_DATA_CUBE_IN_CHANNEL_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_DATA_CUBE_IN_CHANNEL_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_IN_CHANNEL_RESERVED_0__SHIFT) & PPU_DATA_CUBE_IN_CHANNEL_RESERVED_0__MASK;
+}
+#define PPU_DATA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__MASK 0x00001fff
+#define PPU_DATA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__SHIFT 0
+static inline uint32_t PPU_DATA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__SHIFT) & PPU_DATA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__MASK;
+}
+
+#define REG_PPU_DATA_CUBE_OUT_WIDTH 0x00006018
+#define PPU_DATA_CUBE_OUT_WIDTH_RESERVED_0__MASK 0xffffe000
+#define PPU_DATA_CUBE_OUT_WIDTH_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_DATA_CUBE_OUT_WIDTH_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_OUT_WIDTH_RESERVED_0__SHIFT) & PPU_DATA_CUBE_OUT_WIDTH_RESERVED_0__MASK;
+}
+#define PPU_DATA_CUBE_OUT_WIDTH_CUBE_OUT_WIDTH__MASK 0x00001fff
+#define PPU_DATA_CUBE_OUT_WIDTH_CUBE_OUT_WIDTH__SHIFT 0
+static inline uint32_t PPU_DATA_CUBE_OUT_WIDTH_CUBE_OUT_WIDTH(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_OUT_WIDTH_CUBE_OUT_WIDTH__SHIFT) & PPU_DATA_CUBE_OUT_WIDTH_CUBE_OUT_WIDTH__MASK;
+}
+
+#define REG_PPU_DATA_CUBE_OUT_HEIGHT 0x0000601c
+#define PPU_DATA_CUBE_OUT_HEIGHT_RESERVED_0__MASK 0xffffe000
+#define PPU_DATA_CUBE_OUT_HEIGHT_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_DATA_CUBE_OUT_HEIGHT_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_OUT_HEIGHT_RESERVED_0__SHIFT) & PPU_DATA_CUBE_OUT_HEIGHT_RESERVED_0__MASK;
+}
+#define PPU_DATA_CUBE_OUT_HEIGHT_CUBE_OUT_HEIGHT__MASK 0x00001fff
+#define PPU_DATA_CUBE_OUT_HEIGHT_CUBE_OUT_HEIGHT__SHIFT 0
+static inline uint32_t PPU_DATA_CUBE_OUT_HEIGHT_CUBE_OUT_HEIGHT(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_OUT_HEIGHT_CUBE_OUT_HEIGHT__SHIFT) & PPU_DATA_CUBE_OUT_HEIGHT_CUBE_OUT_HEIGHT__MASK;
+}
+
+#define REG_PPU_DATA_CUBE_OUT_CHANNEL 0x00006020
+#define PPU_DATA_CUBE_OUT_CHANNEL_RESERVED_0__MASK 0xffffe000
+#define PPU_DATA_CUBE_OUT_CHANNEL_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_DATA_CUBE_OUT_CHANNEL_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_OUT_CHANNEL_RESERVED_0__SHIFT) & PPU_DATA_CUBE_OUT_CHANNEL_RESERVED_0__MASK;
+}
+#define PPU_DATA_CUBE_OUT_CHANNEL_CUBE_OUT_CHANNEL__MASK 0x00001fff
+#define PPU_DATA_CUBE_OUT_CHANNEL_CUBE_OUT_CHANNEL__SHIFT 0
+static inline uint32_t PPU_DATA_CUBE_OUT_CHANNEL_CUBE_OUT_CHANNEL(uint32_t val)
+{
+ return ((val) << PPU_DATA_CUBE_OUT_CHANNEL_CUBE_OUT_CHANNEL__SHIFT) & PPU_DATA_CUBE_OUT_CHANNEL_CUBE_OUT_CHANNEL__MASK;
+}
+
+#define REG_PPU_OPERATION_MODE_CFG 0x00006024
+#define PPU_OPERATION_MODE_CFG_RESERVED_0__MASK 0x80000000
+#define PPU_OPERATION_MODE_CFG_RESERVED_0__SHIFT 31
+static inline uint32_t PPU_OPERATION_MODE_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_RESERVED_0__SHIFT) & PPU_OPERATION_MODE_CFG_RESERVED_0__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_INDEX_EN__MASK 0x40000000
+#define PPU_OPERATION_MODE_CFG_INDEX_EN__SHIFT 30
+static inline uint32_t PPU_OPERATION_MODE_CFG_INDEX_EN(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_INDEX_EN__SHIFT) & PPU_OPERATION_MODE_CFG_INDEX_EN__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_RESERVED_1__MASK 0x20000000
+#define PPU_OPERATION_MODE_CFG_RESERVED_1__SHIFT 29
+static inline uint32_t PPU_OPERATION_MODE_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_RESERVED_1__SHIFT) & PPU_OPERATION_MODE_CFG_RESERVED_1__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_NOTCH_ADDR__MASK 0x1fff0000
+#define PPU_OPERATION_MODE_CFG_NOTCH_ADDR__SHIFT 16
+static inline uint32_t PPU_OPERATION_MODE_CFG_NOTCH_ADDR(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_NOTCH_ADDR__SHIFT) & PPU_OPERATION_MODE_CFG_NOTCH_ADDR__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_RESERVED_2__MASK 0x0000ff00
+#define PPU_OPERATION_MODE_CFG_RESERVED_2__SHIFT 8
+static inline uint32_t PPU_OPERATION_MODE_CFG_RESERVED_2(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_RESERVED_2__SHIFT) & PPU_OPERATION_MODE_CFG_RESERVED_2__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_USE_CNT__MASK 0x000000e0
+#define PPU_OPERATION_MODE_CFG_USE_CNT__SHIFT 5
+static inline uint32_t PPU_OPERATION_MODE_CFG_USE_CNT(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_USE_CNT__SHIFT) & PPU_OPERATION_MODE_CFG_USE_CNT__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_FLYING_MODE__MASK 0x00000010
+#define PPU_OPERATION_MODE_CFG_FLYING_MODE__SHIFT 4
+static inline uint32_t PPU_OPERATION_MODE_CFG_FLYING_MODE(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_FLYING_MODE__SHIFT) & PPU_OPERATION_MODE_CFG_FLYING_MODE__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_RESERVED_3__MASK 0x0000000c
+#define PPU_OPERATION_MODE_CFG_RESERVED_3__SHIFT 2
+static inline uint32_t PPU_OPERATION_MODE_CFG_RESERVED_3(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_RESERVED_3__SHIFT) & PPU_OPERATION_MODE_CFG_RESERVED_3__MASK;
+}
+#define PPU_OPERATION_MODE_CFG_POOLING_METHOD__MASK 0x00000003
+#define PPU_OPERATION_MODE_CFG_POOLING_METHOD__SHIFT 0
+static inline uint32_t PPU_OPERATION_MODE_CFG_POOLING_METHOD(uint32_t val)
+{
+ return ((val) << PPU_OPERATION_MODE_CFG_POOLING_METHOD__SHIFT) & PPU_OPERATION_MODE_CFG_POOLING_METHOD__MASK;
+}
+
+#define REG_PPU_POOLING_KERNEL_CFG 0x00006034
+#define PPU_POOLING_KERNEL_CFG_RESERVED_0__MASK 0xff000000
+#define PPU_POOLING_KERNEL_CFG_RESERVED_0__SHIFT 24
+static inline uint32_t PPU_POOLING_KERNEL_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_POOLING_KERNEL_CFG_RESERVED_0__SHIFT) & PPU_POOLING_KERNEL_CFG_RESERVED_0__MASK;
+}
+#define PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_HEIGHT__MASK 0x00f00000
+#define PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_HEIGHT__SHIFT 20
+static inline uint32_t PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_HEIGHT(uint32_t val)
+{
+ return ((val) << PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_HEIGHT__SHIFT) & PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_HEIGHT__MASK;
+}
+#define PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_WIDTH__MASK 0x000f0000
+#define PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_WIDTH__SHIFT 16
+static inline uint32_t PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_WIDTH(uint32_t val)
+{
+ return ((val) << PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_WIDTH__SHIFT) & PPU_POOLING_KERNEL_CFG_KERNEL_STRIDE_WIDTH__MASK;
+}
+#define PPU_POOLING_KERNEL_CFG_RESERVED_1__MASK 0x0000f000
+#define PPU_POOLING_KERNEL_CFG_RESERVED_1__SHIFT 12
+static inline uint32_t PPU_POOLING_KERNEL_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_POOLING_KERNEL_CFG_RESERVED_1__SHIFT) & PPU_POOLING_KERNEL_CFG_RESERVED_1__MASK;
+}
+#define PPU_POOLING_KERNEL_CFG_KERNEL_HEIGHT__MASK 0x00000f00
+#define PPU_POOLING_KERNEL_CFG_KERNEL_HEIGHT__SHIFT 8
+static inline uint32_t PPU_POOLING_KERNEL_CFG_KERNEL_HEIGHT(uint32_t val)
+{
+ return ((val) << PPU_POOLING_KERNEL_CFG_KERNEL_HEIGHT__SHIFT) & PPU_POOLING_KERNEL_CFG_KERNEL_HEIGHT__MASK;
+}
+#define PPU_POOLING_KERNEL_CFG_RESERVED_2__MASK 0x000000f0
+#define PPU_POOLING_KERNEL_CFG_RESERVED_2__SHIFT 4
+static inline uint32_t PPU_POOLING_KERNEL_CFG_RESERVED_2(uint32_t val)
+{
+ return ((val) << PPU_POOLING_KERNEL_CFG_RESERVED_2__SHIFT) & PPU_POOLING_KERNEL_CFG_RESERVED_2__MASK;
+}
+#define PPU_POOLING_KERNEL_CFG_KERNEL_WIDTH__MASK 0x0000000f
+#define PPU_POOLING_KERNEL_CFG_KERNEL_WIDTH__SHIFT 0
+static inline uint32_t PPU_POOLING_KERNEL_CFG_KERNEL_WIDTH(uint32_t val)
+{
+ return ((val) << PPU_POOLING_KERNEL_CFG_KERNEL_WIDTH__SHIFT) & PPU_POOLING_KERNEL_CFG_KERNEL_WIDTH__MASK;
+}
+
+#define REG_PPU_RECIP_KERNEL_WIDTH 0x00006038
+#define PPU_RECIP_KERNEL_WIDTH_RESERVED_0__MASK 0xfffe0000
+#define PPU_RECIP_KERNEL_WIDTH_RESERVED_0__SHIFT 17
+static inline uint32_t PPU_RECIP_KERNEL_WIDTH_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RECIP_KERNEL_WIDTH_RESERVED_0__SHIFT) & PPU_RECIP_KERNEL_WIDTH_RESERVED_0__MASK;
+}
+#define PPU_RECIP_KERNEL_WIDTH_RECIP_KERNEL_WIDTH__MASK 0x0001ffff
+#define PPU_RECIP_KERNEL_WIDTH_RECIP_KERNEL_WIDTH__SHIFT 0
+static inline uint32_t PPU_RECIP_KERNEL_WIDTH_RECIP_KERNEL_WIDTH(uint32_t val)
+{
+ return ((val) << PPU_RECIP_KERNEL_WIDTH_RECIP_KERNEL_WIDTH__SHIFT) & PPU_RECIP_KERNEL_WIDTH_RECIP_KERNEL_WIDTH__MASK;
+}
+
+#define REG_PPU_RECIP_KERNEL_HEIGHT 0x0000603c
+#define PPU_RECIP_KERNEL_HEIGHT_RESERVED_0__MASK 0xfffe0000
+#define PPU_RECIP_KERNEL_HEIGHT_RESERVED_0__SHIFT 17
+static inline uint32_t PPU_RECIP_KERNEL_HEIGHT_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RECIP_KERNEL_HEIGHT_RESERVED_0__SHIFT) & PPU_RECIP_KERNEL_HEIGHT_RESERVED_0__MASK;
+}
+#define PPU_RECIP_KERNEL_HEIGHT_RECIP_KERNEL_HEIGHT__MASK 0x0001ffff
+#define PPU_RECIP_KERNEL_HEIGHT_RECIP_KERNEL_HEIGHT__SHIFT 0
+static inline uint32_t PPU_RECIP_KERNEL_HEIGHT_RECIP_KERNEL_HEIGHT(uint32_t val)
+{
+ return ((val) << PPU_RECIP_KERNEL_HEIGHT_RECIP_KERNEL_HEIGHT__SHIFT) & PPU_RECIP_KERNEL_HEIGHT_RECIP_KERNEL_HEIGHT__MASK;
+}
+
+#define REG_PPU_POOLING_PADDING_CFG 0x00006040
+#define PPU_POOLING_PADDING_CFG_RESERVED_0__MASK 0xffff8000
+#define PPU_POOLING_PADDING_CFG_RESERVED_0__SHIFT 15
+static inline uint32_t PPU_POOLING_PADDING_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_RESERVED_0__SHIFT) & PPU_POOLING_PADDING_CFG_RESERVED_0__MASK;
+}
+#define PPU_POOLING_PADDING_CFG_PAD_BOTTOM__MASK 0x00007000
+#define PPU_POOLING_PADDING_CFG_PAD_BOTTOM__SHIFT 12
+static inline uint32_t PPU_POOLING_PADDING_CFG_PAD_BOTTOM(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_PAD_BOTTOM__SHIFT) & PPU_POOLING_PADDING_CFG_PAD_BOTTOM__MASK;
+}
+#define PPU_POOLING_PADDING_CFG_RESERVED_1__MASK 0x00000800
+#define PPU_POOLING_PADDING_CFG_RESERVED_1__SHIFT 11
+static inline uint32_t PPU_POOLING_PADDING_CFG_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_RESERVED_1__SHIFT) & PPU_POOLING_PADDING_CFG_RESERVED_1__MASK;
+}
+#define PPU_POOLING_PADDING_CFG_PAD_RIGHT__MASK 0x00000700
+#define PPU_POOLING_PADDING_CFG_PAD_RIGHT__SHIFT 8
+static inline uint32_t PPU_POOLING_PADDING_CFG_PAD_RIGHT(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_PAD_RIGHT__SHIFT) & PPU_POOLING_PADDING_CFG_PAD_RIGHT__MASK;
+}
+#define PPU_POOLING_PADDING_CFG_RESERVED_2__MASK 0x00000080
+#define PPU_POOLING_PADDING_CFG_RESERVED_2__SHIFT 7
+static inline uint32_t PPU_POOLING_PADDING_CFG_RESERVED_2(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_RESERVED_2__SHIFT) & PPU_POOLING_PADDING_CFG_RESERVED_2__MASK;
+}
+#define PPU_POOLING_PADDING_CFG_PAD_TOP__MASK 0x00000070
+#define PPU_POOLING_PADDING_CFG_PAD_TOP__SHIFT 4
+static inline uint32_t PPU_POOLING_PADDING_CFG_PAD_TOP(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_PAD_TOP__SHIFT) & PPU_POOLING_PADDING_CFG_PAD_TOP__MASK;
+}
+#define PPU_POOLING_PADDING_CFG_RESERVED_3__MASK 0x00000008
+#define PPU_POOLING_PADDING_CFG_RESERVED_3__SHIFT 3
+static inline uint32_t PPU_POOLING_PADDING_CFG_RESERVED_3(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_RESERVED_3__SHIFT) & PPU_POOLING_PADDING_CFG_RESERVED_3__MASK;
+}
+#define PPU_POOLING_PADDING_CFG_PAD_LEFT__MASK 0x00000007
+#define PPU_POOLING_PADDING_CFG_PAD_LEFT__SHIFT 0
+static inline uint32_t PPU_POOLING_PADDING_CFG_PAD_LEFT(uint32_t val)
+{
+ return ((val) << PPU_POOLING_PADDING_CFG_PAD_LEFT__SHIFT) & PPU_POOLING_PADDING_CFG_PAD_LEFT__MASK;
+}
+
+#define REG_PPU_PADDING_VALUE_1_CFG 0x00006044
+#define PPU_PADDING_VALUE_1_CFG_PAD_VALUE_0__MASK 0xffffffff
+#define PPU_PADDING_VALUE_1_CFG_PAD_VALUE_0__SHIFT 0
+static inline uint32_t PPU_PADDING_VALUE_1_CFG_PAD_VALUE_0(uint32_t val)
+{
+ return ((val) << PPU_PADDING_VALUE_1_CFG_PAD_VALUE_0__SHIFT) & PPU_PADDING_VALUE_1_CFG_PAD_VALUE_0__MASK;
+}
+
+#define REG_PPU_PADDING_VALUE_2_CFG 0x00006048
+#define PPU_PADDING_VALUE_2_CFG_RESERVED_0__MASK 0xfffffff8
+#define PPU_PADDING_VALUE_2_CFG_RESERVED_0__SHIFT 3
+static inline uint32_t PPU_PADDING_VALUE_2_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_PADDING_VALUE_2_CFG_RESERVED_0__SHIFT) & PPU_PADDING_VALUE_2_CFG_RESERVED_0__MASK;
+}
+#define PPU_PADDING_VALUE_2_CFG_PAD_VALUE_1__MASK 0x00000007
+#define PPU_PADDING_VALUE_2_CFG_PAD_VALUE_1__SHIFT 0
+static inline uint32_t PPU_PADDING_VALUE_2_CFG_PAD_VALUE_1(uint32_t val)
+{
+ return ((val) << PPU_PADDING_VALUE_2_CFG_PAD_VALUE_1__SHIFT) & PPU_PADDING_VALUE_2_CFG_PAD_VALUE_1__MASK;
+}
+
+#define REG_PPU_DST_BASE_ADDR 0x00006070
+#define PPU_DST_BASE_ADDR_DST_BASE_ADDR__MASK 0xfffffff0
+#define PPU_DST_BASE_ADDR_DST_BASE_ADDR__SHIFT 4
+static inline uint32_t PPU_DST_BASE_ADDR_DST_BASE_ADDR(uint32_t val)
+{
+ return ((val) << PPU_DST_BASE_ADDR_DST_BASE_ADDR__SHIFT) & PPU_DST_BASE_ADDR_DST_BASE_ADDR__MASK;
+}
+#define PPU_DST_BASE_ADDR_RESERVED_0__MASK 0x0000000f
+#define PPU_DST_BASE_ADDR_RESERVED_0__SHIFT 0
+static inline uint32_t PPU_DST_BASE_ADDR_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DST_BASE_ADDR_RESERVED_0__SHIFT) & PPU_DST_BASE_ADDR_RESERVED_0__MASK;
+}
+
+#define REG_PPU_DST_SURF_STRIDE 0x0000607c
+#define PPU_DST_SURF_STRIDE_DST_SURF_STRIDE__MASK 0xfffffff0
+#define PPU_DST_SURF_STRIDE_DST_SURF_STRIDE__SHIFT 4
+static inline uint32_t PPU_DST_SURF_STRIDE_DST_SURF_STRIDE(uint32_t val)
+{
+ return ((val) << PPU_DST_SURF_STRIDE_DST_SURF_STRIDE__SHIFT) & PPU_DST_SURF_STRIDE_DST_SURF_STRIDE__MASK;
+}
+#define PPU_DST_SURF_STRIDE_RESERVED_0__MASK 0x0000000f
+#define PPU_DST_SURF_STRIDE_RESERVED_0__SHIFT 0
+static inline uint32_t PPU_DST_SURF_STRIDE_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_DST_SURF_STRIDE_RESERVED_0__SHIFT) & PPU_DST_SURF_STRIDE_RESERVED_0__MASK;
+}
+
+#define REG_PPU_DATA_FORMAT 0x00006084
+#define PPU_DATA_FORMAT_INDEX_ADD__MASK 0xfffffff0
+#define PPU_DATA_FORMAT_INDEX_ADD__SHIFT 4
+static inline uint32_t PPU_DATA_FORMAT_INDEX_ADD(uint32_t val)
+{
+ return ((val) << PPU_DATA_FORMAT_INDEX_ADD__SHIFT) & PPU_DATA_FORMAT_INDEX_ADD__MASK;
+}
+#define PPU_DATA_FORMAT_DPU_FLYIN__MASK 0x00000008
+#define PPU_DATA_FORMAT_DPU_FLYIN__SHIFT 3
+static inline uint32_t PPU_DATA_FORMAT_DPU_FLYIN(uint32_t val)
+{
+ return ((val) << PPU_DATA_FORMAT_DPU_FLYIN__SHIFT) & PPU_DATA_FORMAT_DPU_FLYIN__MASK;
+}
+#define PPU_DATA_FORMAT_PROC_PRECISION__MASK 0x00000007
+#define PPU_DATA_FORMAT_PROC_PRECISION__SHIFT 0
+static inline uint32_t PPU_DATA_FORMAT_PROC_PRECISION(uint32_t val)
+{
+ return ((val) << PPU_DATA_FORMAT_PROC_PRECISION__SHIFT) & PPU_DATA_FORMAT_PROC_PRECISION__MASK;
+}
+
+#define REG_PPU_MISC_CTRL 0x000060dc
+#define PPU_MISC_CTRL_SURF_LEN__MASK 0xffff0000
+#define PPU_MISC_CTRL_SURF_LEN__SHIFT 16
+static inline uint32_t PPU_MISC_CTRL_SURF_LEN(uint32_t val)
+{
+ return ((val) << PPU_MISC_CTRL_SURF_LEN__SHIFT) & PPU_MISC_CTRL_SURF_LEN__MASK;
+}
+#define PPU_MISC_CTRL_RESERVED_0__MASK 0x0000fe00
+#define PPU_MISC_CTRL_RESERVED_0__SHIFT 9
+static inline uint32_t PPU_MISC_CTRL_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_MISC_CTRL_RESERVED_0__SHIFT) & PPU_MISC_CTRL_RESERVED_0__MASK;
+}
+#define PPU_MISC_CTRL_MC_SURF_OUT__MASK 0x00000100
+#define PPU_MISC_CTRL_MC_SURF_OUT__SHIFT 8
+static inline uint32_t PPU_MISC_CTRL_MC_SURF_OUT(uint32_t val)
+{
+ return ((val) << PPU_MISC_CTRL_MC_SURF_OUT__SHIFT) & PPU_MISC_CTRL_MC_SURF_OUT__MASK;
+}
+#define PPU_MISC_CTRL_NONALIGN__MASK 0x00000080
+#define PPU_MISC_CTRL_NONALIGN__SHIFT 7
+static inline uint32_t PPU_MISC_CTRL_NONALIGN(uint32_t val)
+{
+ return ((val) << PPU_MISC_CTRL_NONALIGN__SHIFT) & PPU_MISC_CTRL_NONALIGN__MASK;
+}
+#define PPU_MISC_CTRL_RESERVED_1__MASK 0x00000070
+#define PPU_MISC_CTRL_RESERVED_1__SHIFT 4
+static inline uint32_t PPU_MISC_CTRL_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_MISC_CTRL_RESERVED_1__SHIFT) & PPU_MISC_CTRL_RESERVED_1__MASK;
+}
+#define PPU_MISC_CTRL_BURST_LEN__MASK 0x0000000f
+#define PPU_MISC_CTRL_BURST_LEN__SHIFT 0
+static inline uint32_t PPU_MISC_CTRL_BURST_LEN(uint32_t val)
+{
+ return ((val) << PPU_MISC_CTRL_BURST_LEN__SHIFT) & PPU_MISC_CTRL_BURST_LEN__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_S_STATUS 0x00007000
+#define PPU_RDMA_RDMA_S_STATUS_RESERVED_0__MASK 0xfffc0000
+#define PPU_RDMA_RDMA_S_STATUS_RESERVED_0__SHIFT 18
+static inline uint32_t PPU_RDMA_RDMA_S_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_STATUS_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_S_STATUS_RESERVED_0__MASK;
+}
+#define PPU_RDMA_RDMA_S_STATUS_STATUS_1__MASK 0x00030000
+#define PPU_RDMA_RDMA_S_STATUS_STATUS_1__SHIFT 16
+static inline uint32_t PPU_RDMA_RDMA_S_STATUS_STATUS_1(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_STATUS_STATUS_1__SHIFT) & PPU_RDMA_RDMA_S_STATUS_STATUS_1__MASK;
+}
+#define PPU_RDMA_RDMA_S_STATUS_RESERVED_1__MASK 0x0000fffc
+#define PPU_RDMA_RDMA_S_STATUS_RESERVED_1__SHIFT 2
+static inline uint32_t PPU_RDMA_RDMA_S_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_STATUS_RESERVED_1__SHIFT) & PPU_RDMA_RDMA_S_STATUS_RESERVED_1__MASK;
+}
+#define PPU_RDMA_RDMA_S_STATUS_STATUS_0__MASK 0x00000003
+#define PPU_RDMA_RDMA_S_STATUS_STATUS_0__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_S_STATUS_STATUS_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_STATUS_STATUS_0__SHIFT) & PPU_RDMA_RDMA_S_STATUS_STATUS_0__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_S_POINTER 0x00007004
+#define PPU_RDMA_RDMA_S_POINTER_RESERVED_0__MASK 0xfffe0000
+#define PPU_RDMA_RDMA_S_POINTER_RESERVED_0__SHIFT 17
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_S_POINTER_RESERVED_0__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_EXECUTER__MASK 0x00010000
+#define PPU_RDMA_RDMA_S_POINTER_EXECUTER__SHIFT 16
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_EXECUTER(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_EXECUTER__SHIFT) & PPU_RDMA_RDMA_S_POINTER_EXECUTER__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_RESERVED_1__MASK 0x0000ffc0
+#define PPU_RDMA_RDMA_S_POINTER_RESERVED_1__SHIFT 6
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_RESERVED_1(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_RESERVED_1__SHIFT) & PPU_RDMA_RDMA_S_POINTER_RESERVED_1__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__MASK 0x00000020
+#define PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__SHIFT 5
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__SHIFT) & PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_CLEAR__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__MASK 0x00000010
+#define PPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__SHIFT 4
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__SHIFT) & PPU_RDMA_RDMA_S_POINTER_POINTER_PP_CLEAR__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__MASK 0x00000008
+#define PPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__SHIFT 3
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__SHIFT) & PPU_RDMA_RDMA_S_POINTER_POINTER_PP_MODE__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__MASK 0x00000004
+#define PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__SHIFT 2
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__SHIFT) & PPU_RDMA_RDMA_S_POINTER_EXECUTER_PP_EN__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__MASK 0x00000002
+#define PPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__SHIFT 1
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__SHIFT) & PPU_RDMA_RDMA_S_POINTER_POINTER_PP_EN__MASK;
+}
+#define PPU_RDMA_RDMA_S_POINTER_POINTER__MASK 0x00000001
+#define PPU_RDMA_RDMA_S_POINTER_POINTER__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_S_POINTER_POINTER(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_S_POINTER_POINTER__SHIFT) & PPU_RDMA_RDMA_S_POINTER_POINTER__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_OPERATION_ENABLE 0x00007008
+#define PPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__MASK 0xfffffffe
+#define PPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__SHIFT 1
+static inline uint32_t PPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define PPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__MASK 0x00000001
+#define PPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__SHIFT) & PPU_RDMA_RDMA_OPERATION_ENABLE_OP_EN__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_CUBE_IN_WIDTH 0x0000700c
+#define PPU_RDMA_RDMA_CUBE_IN_WIDTH_RESERVED_0__MASK 0xffffe000
+#define PPU_RDMA_RDMA_CUBE_IN_WIDTH_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_RDMA_RDMA_CUBE_IN_WIDTH_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_CUBE_IN_WIDTH_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_CUBE_IN_WIDTH_RESERVED_0__MASK;
+}
+#define PPU_RDMA_RDMA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__MASK 0x00001fff
+#define PPU_RDMA_RDMA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_CUBE_IN_WIDTH_CUBE_IN_WIDTH(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__SHIFT) & PPU_RDMA_RDMA_CUBE_IN_WIDTH_CUBE_IN_WIDTH__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_CUBE_IN_HEIGHT 0x00007010
+#define PPU_RDMA_RDMA_CUBE_IN_HEIGHT_RESERVED_0__MASK 0xffffe000
+#define PPU_RDMA_RDMA_CUBE_IN_HEIGHT_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_RDMA_RDMA_CUBE_IN_HEIGHT_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_CUBE_IN_HEIGHT_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_CUBE_IN_HEIGHT_RESERVED_0__MASK;
+}
+#define PPU_RDMA_RDMA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__MASK 0x00001fff
+#define PPU_RDMA_RDMA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__SHIFT) & PPU_RDMA_RDMA_CUBE_IN_HEIGHT_CUBE_IN_HEIGHT__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_CUBE_IN_CHANNEL 0x00007014
+#define PPU_RDMA_RDMA_CUBE_IN_CHANNEL_RESERVED_0__MASK 0xffffe000
+#define PPU_RDMA_RDMA_CUBE_IN_CHANNEL_RESERVED_0__SHIFT 13
+static inline uint32_t PPU_RDMA_RDMA_CUBE_IN_CHANNEL_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_CUBE_IN_CHANNEL_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_CUBE_IN_CHANNEL_RESERVED_0__MASK;
+}
+#define PPU_RDMA_RDMA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__MASK 0x00001fff
+#define PPU_RDMA_RDMA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__SHIFT) & PPU_RDMA_RDMA_CUBE_IN_CHANNEL_CUBE_IN_CHANNEL__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_SRC_BASE_ADDR 0x0000701c
+#define PPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__MASK 0xffffffff
+#define PPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__SHIFT) & PPU_RDMA_RDMA_SRC_BASE_ADDR_SRC_BASE_ADDR__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_SRC_LINE_STRIDE 0x00007024
+#define PPU_RDMA_RDMA_SRC_LINE_STRIDE_SRC_LINE_STRIDE__MASK 0xfffffff0
+#define PPU_RDMA_RDMA_SRC_LINE_STRIDE_SRC_LINE_STRIDE__SHIFT 4
+static inline uint32_t PPU_RDMA_RDMA_SRC_LINE_STRIDE_SRC_LINE_STRIDE(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_SRC_LINE_STRIDE_SRC_LINE_STRIDE__SHIFT) & PPU_RDMA_RDMA_SRC_LINE_STRIDE_SRC_LINE_STRIDE__MASK;
+}
+#define PPU_RDMA_RDMA_SRC_LINE_STRIDE_RESERVED_0__MASK 0x0000000f
+#define PPU_RDMA_RDMA_SRC_LINE_STRIDE_RESERVED_0__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_SRC_LINE_STRIDE_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_SRC_LINE_STRIDE_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_SRC_LINE_STRIDE_RESERVED_0__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_SRC_SURF_STRIDE 0x00007028
+#define PPU_RDMA_RDMA_SRC_SURF_STRIDE_SRC_SURF_STRIDE__MASK 0xfffffff0
+#define PPU_RDMA_RDMA_SRC_SURF_STRIDE_SRC_SURF_STRIDE__SHIFT 4
+static inline uint32_t PPU_RDMA_RDMA_SRC_SURF_STRIDE_SRC_SURF_STRIDE(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_SRC_SURF_STRIDE_SRC_SURF_STRIDE__SHIFT) & PPU_RDMA_RDMA_SRC_SURF_STRIDE_SRC_SURF_STRIDE__MASK;
+}
+#define PPU_RDMA_RDMA_SRC_SURF_STRIDE_RESERVED_0__MASK 0x0000000f
+#define PPU_RDMA_RDMA_SRC_SURF_STRIDE_RESERVED_0__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_SRC_SURF_STRIDE_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_SRC_SURF_STRIDE_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_SRC_SURF_STRIDE_RESERVED_0__MASK;
+}
+
+#define REG_PPU_RDMA_RDMA_DATA_FORMAT 0x00007030
+#define PPU_RDMA_RDMA_DATA_FORMAT_RESERVED_0__MASK 0xfffffffc
+#define PPU_RDMA_RDMA_DATA_FORMAT_RESERVED_0__SHIFT 2
+static inline uint32_t PPU_RDMA_RDMA_DATA_FORMAT_RESERVED_0(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_DATA_FORMAT_RESERVED_0__SHIFT) & PPU_RDMA_RDMA_DATA_FORMAT_RESERVED_0__MASK;
+}
+#define PPU_RDMA_RDMA_DATA_FORMAT_IN_PRECISION__MASK 0x00000003
+#define PPU_RDMA_RDMA_DATA_FORMAT_IN_PRECISION__SHIFT 0
+static inline uint32_t PPU_RDMA_RDMA_DATA_FORMAT_IN_PRECISION(uint32_t val)
+{
+ return ((val) << PPU_RDMA_RDMA_DATA_FORMAT_IN_PRECISION__SHIFT) & PPU_RDMA_RDMA_DATA_FORMAT_IN_PRECISION__MASK;
+}
+
+#define REG_DDMA_CFG_OUTSTANDING 0x00008000
+#define DDMA_CFG_OUTSTANDING_RESERVED_0__MASK 0xffff0000
+#define DDMA_CFG_OUTSTANDING_RESERVED_0__SHIFT 16
+static inline uint32_t DDMA_CFG_OUTSTANDING_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_OUTSTANDING_RESERVED_0__SHIFT) & DDMA_CFG_OUTSTANDING_RESERVED_0__MASK;
+}
+#define DDMA_CFG_OUTSTANDING_WR_OS_CNT__MASK 0x0000ff00
+#define DDMA_CFG_OUTSTANDING_WR_OS_CNT__SHIFT 8
+static inline uint32_t DDMA_CFG_OUTSTANDING_WR_OS_CNT(uint32_t val)
+{
+ return ((val) << DDMA_CFG_OUTSTANDING_WR_OS_CNT__SHIFT) & DDMA_CFG_OUTSTANDING_WR_OS_CNT__MASK;
+}
+#define DDMA_CFG_OUTSTANDING_RD_OS_CNT__MASK 0x000000ff
+#define DDMA_CFG_OUTSTANDING_RD_OS_CNT__SHIFT 0
+static inline uint32_t DDMA_CFG_OUTSTANDING_RD_OS_CNT(uint32_t val)
+{
+ return ((val) << DDMA_CFG_OUTSTANDING_RD_OS_CNT__SHIFT) & DDMA_CFG_OUTSTANDING_RD_OS_CNT__MASK;
+}
+
+#define REG_DDMA_RD_WEIGHT_0 0x00008004
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__MASK 0xff000000
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__SHIFT 24
+static inline uint32_t DDMA_RD_WEIGHT_0_RD_WEIGHT_PDP(uint32_t val)
+{
+ return ((val) << DDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__SHIFT) & DDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__MASK;
+}
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__MASK 0x00ff0000
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__SHIFT 16
+static inline uint32_t DDMA_RD_WEIGHT_0_RD_WEIGHT_DPU(uint32_t val)
+{
+ return ((val) << DDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__SHIFT) & DDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__MASK;
+}
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__MASK 0x0000ff00
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__SHIFT 8
+static inline uint32_t DDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL(uint32_t val)
+{
+ return ((val) << DDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__SHIFT) & DDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__MASK;
+}
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__MASK 0x000000ff
+#define DDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__SHIFT 0
+static inline uint32_t DDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE(uint32_t val)
+{
+ return ((val) << DDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__SHIFT) & DDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__MASK;
+}
+
+#define REG_DDMA_WR_WEIGHT_0 0x00008008
+#define DDMA_WR_WEIGHT_0_RESERVED_0__MASK 0xffff0000
+#define DDMA_WR_WEIGHT_0_RESERVED_0__SHIFT 16
+static inline uint32_t DDMA_WR_WEIGHT_0_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_WR_WEIGHT_0_RESERVED_0__SHIFT) & DDMA_WR_WEIGHT_0_RESERVED_0__MASK;
+}
+#define DDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__MASK 0x0000ff00
+#define DDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__SHIFT 8
+static inline uint32_t DDMA_WR_WEIGHT_0_WR_WEIGHT_PDP(uint32_t val)
+{
+ return ((val) << DDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__SHIFT) & DDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__MASK;
+}
+#define DDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__MASK 0x000000ff
+#define DDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__SHIFT 0
+static inline uint32_t DDMA_WR_WEIGHT_0_WR_WEIGHT_DPU(uint32_t val)
+{
+ return ((val) << DDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__SHIFT) & DDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__MASK;
+}
+
+#define REG_DDMA_CFG_ID_ERROR 0x0000800c
+#define DDMA_CFG_ID_ERROR_RESERVED_0__MASK 0xfffffc00
+#define DDMA_CFG_ID_ERROR_RESERVED_0__SHIFT 10
+static inline uint32_t DDMA_CFG_ID_ERROR_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_ID_ERROR_RESERVED_0__SHIFT) & DDMA_CFG_ID_ERROR_RESERVED_0__MASK;
+}
+#define DDMA_CFG_ID_ERROR_WR_RESP_ID__MASK 0x000003c0
+#define DDMA_CFG_ID_ERROR_WR_RESP_ID__SHIFT 6
+static inline uint32_t DDMA_CFG_ID_ERROR_WR_RESP_ID(uint32_t val)
+{
+ return ((val) << DDMA_CFG_ID_ERROR_WR_RESP_ID__SHIFT) & DDMA_CFG_ID_ERROR_WR_RESP_ID__MASK;
+}
+#define DDMA_CFG_ID_ERROR_RESERVED_1__MASK 0x00000020
+#define DDMA_CFG_ID_ERROR_RESERVED_1__SHIFT 5
+static inline uint32_t DDMA_CFG_ID_ERROR_RESERVED_1(uint32_t val)
+{
+ return ((val) << DDMA_CFG_ID_ERROR_RESERVED_1__SHIFT) & DDMA_CFG_ID_ERROR_RESERVED_1__MASK;
+}
+#define DDMA_CFG_ID_ERROR_RD_RESP_ID__MASK 0x0000001f
+#define DDMA_CFG_ID_ERROR_RD_RESP_ID__SHIFT 0
+static inline uint32_t DDMA_CFG_ID_ERROR_RD_RESP_ID(uint32_t val)
+{
+ return ((val) << DDMA_CFG_ID_ERROR_RD_RESP_ID__SHIFT) & DDMA_CFG_ID_ERROR_RD_RESP_ID__MASK;
+}
+
+#define REG_DDMA_RD_WEIGHT_1 0x00008010
+#define DDMA_RD_WEIGHT_1_RESERVED_0__MASK 0xffffff00
+#define DDMA_RD_WEIGHT_1_RESERVED_0__SHIFT 8
+static inline uint32_t DDMA_RD_WEIGHT_1_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_RD_WEIGHT_1_RESERVED_0__SHIFT) & DDMA_RD_WEIGHT_1_RESERVED_0__MASK;
+}
+#define DDMA_RD_WEIGHT_1_RD_WEIGHT_PC__MASK 0x000000ff
+#define DDMA_RD_WEIGHT_1_RD_WEIGHT_PC__SHIFT 0
+static inline uint32_t DDMA_RD_WEIGHT_1_RD_WEIGHT_PC(uint32_t val)
+{
+ return ((val) << DDMA_RD_WEIGHT_1_RD_WEIGHT_PC__SHIFT) & DDMA_RD_WEIGHT_1_RD_WEIGHT_PC__MASK;
+}
+
+#define REG_DDMA_CFG_DMA_FIFO_CLR 0x00008014
+#define DDMA_CFG_DMA_FIFO_CLR_RESERVED_0__MASK 0xfffffffe
+#define DDMA_CFG_DMA_FIFO_CLR_RESERVED_0__SHIFT 1
+static inline uint32_t DDMA_CFG_DMA_FIFO_CLR_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_FIFO_CLR_RESERVED_0__SHIFT) & DDMA_CFG_DMA_FIFO_CLR_RESERVED_0__MASK;
+}
+#define DDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__MASK 0x00000001
+#define DDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__SHIFT 0
+static inline uint32_t DDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__SHIFT) & DDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__MASK;
+}
+
+#define REG_DDMA_CFG_DMA_ARB 0x00008018
+#define DDMA_CFG_DMA_ARB_RESERVED_0__MASK 0xfffffc00
+#define DDMA_CFG_DMA_ARB_RESERVED_0__SHIFT 10
+static inline uint32_t DDMA_CFG_DMA_ARB_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_ARB_RESERVED_0__SHIFT) & DDMA_CFG_DMA_ARB_RESERVED_0__MASK;
+}
+#define DDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__MASK 0x00000200
+#define DDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__SHIFT 9
+static inline uint32_t DDMA_CFG_DMA_ARB_WR_ARBIT_MODEL(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__SHIFT) & DDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__MASK;
+}
+#define DDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__MASK 0x00000100
+#define DDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__SHIFT 8
+static inline uint32_t DDMA_CFG_DMA_ARB_RD_ARBIT_MODEL(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__SHIFT) & DDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__MASK;
+}
+#define DDMA_CFG_DMA_ARB_RESERVED_1__MASK 0x00000080
+#define DDMA_CFG_DMA_ARB_RESERVED_1__SHIFT 7
+static inline uint32_t DDMA_CFG_DMA_ARB_RESERVED_1(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_ARB_RESERVED_1__SHIFT) & DDMA_CFG_DMA_ARB_RESERVED_1__MASK;
+}
+#define DDMA_CFG_DMA_ARB_WR_FIX_ARB__MASK 0x00000070
+#define DDMA_CFG_DMA_ARB_WR_FIX_ARB__SHIFT 4
+static inline uint32_t DDMA_CFG_DMA_ARB_WR_FIX_ARB(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_ARB_WR_FIX_ARB__SHIFT) & DDMA_CFG_DMA_ARB_WR_FIX_ARB__MASK;
+}
+#define DDMA_CFG_DMA_ARB_RESERVED_2__MASK 0x00000008
+#define DDMA_CFG_DMA_ARB_RESERVED_2__SHIFT 3
+static inline uint32_t DDMA_CFG_DMA_ARB_RESERVED_2(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_ARB_RESERVED_2__SHIFT) & DDMA_CFG_DMA_ARB_RESERVED_2__MASK;
+}
+#define DDMA_CFG_DMA_ARB_RD_FIX_ARB__MASK 0x00000007
+#define DDMA_CFG_DMA_ARB_RD_FIX_ARB__SHIFT 0
+static inline uint32_t DDMA_CFG_DMA_ARB_RD_FIX_ARB(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_ARB_RD_FIX_ARB__SHIFT) & DDMA_CFG_DMA_ARB_RD_FIX_ARB__MASK;
+}
+
+#define REG_DDMA_CFG_DMA_RD_QOS 0x00008020
+#define DDMA_CFG_DMA_RD_QOS_RESERVED_0__MASK 0xfffffc00
+#define DDMA_CFG_DMA_RD_QOS_RESERVED_0__SHIFT 10
+static inline uint32_t DDMA_CFG_DMA_RD_QOS_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_QOS_RESERVED_0__SHIFT) & DDMA_CFG_DMA_RD_QOS_RESERVED_0__MASK;
+}
+#define DDMA_CFG_DMA_RD_QOS_RD_PC_QOS__MASK 0x00000300
+#define DDMA_CFG_DMA_RD_QOS_RD_PC_QOS__SHIFT 8
+static inline uint32_t DDMA_CFG_DMA_RD_QOS_RD_PC_QOS(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_QOS_RD_PC_QOS__SHIFT) & DDMA_CFG_DMA_RD_QOS_RD_PC_QOS__MASK;
+}
+#define DDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__MASK 0x000000c0
+#define DDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__SHIFT 6
+static inline uint32_t DDMA_CFG_DMA_RD_QOS_RD_PPU_QOS(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__SHIFT) & DDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__MASK;
+}
+#define DDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__MASK 0x00000030
+#define DDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__SHIFT 4
+static inline uint32_t DDMA_CFG_DMA_RD_QOS_RD_DPU_QOS(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__SHIFT) & DDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__MASK;
+}
+#define DDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__MASK 0x0000000c
+#define DDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__SHIFT 2
+static inline uint32_t DDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__SHIFT) & DDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__MASK;
+}
+#define DDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__MASK 0x00000003
+#define DDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__SHIFT 0
+static inline uint32_t DDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__SHIFT) & DDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__MASK;
+}
+
+#define REG_DDMA_CFG_DMA_RD_CFG 0x00008024
+#define DDMA_CFG_DMA_RD_CFG_RESERVED_0__MASK 0xffffe000
+#define DDMA_CFG_DMA_RD_CFG_RESERVED_0__SHIFT 13
+static inline uint32_t DDMA_CFG_DMA_RD_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_CFG_RESERVED_0__SHIFT) & DDMA_CFG_DMA_RD_CFG_RESERVED_0__MASK;
+}
+#define DDMA_CFG_DMA_RD_CFG_RD_ARLOCK__MASK 0x00001000
+#define DDMA_CFG_DMA_RD_CFG_RD_ARLOCK__SHIFT 12
+static inline uint32_t DDMA_CFG_DMA_RD_CFG_RD_ARLOCK(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_CFG_RD_ARLOCK__SHIFT) & DDMA_CFG_DMA_RD_CFG_RD_ARLOCK__MASK;
+}
+#define DDMA_CFG_DMA_RD_CFG_RD_ARCACHE__MASK 0x00000f00
+#define DDMA_CFG_DMA_RD_CFG_RD_ARCACHE__SHIFT 8
+static inline uint32_t DDMA_CFG_DMA_RD_CFG_RD_ARCACHE(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_CFG_RD_ARCACHE__SHIFT) & DDMA_CFG_DMA_RD_CFG_RD_ARCACHE__MASK;
+}
+#define DDMA_CFG_DMA_RD_CFG_RD_ARPROT__MASK 0x000000e0
+#define DDMA_CFG_DMA_RD_CFG_RD_ARPROT__SHIFT 5
+static inline uint32_t DDMA_CFG_DMA_RD_CFG_RD_ARPROT(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_CFG_RD_ARPROT__SHIFT) & DDMA_CFG_DMA_RD_CFG_RD_ARPROT__MASK;
+}
+#define DDMA_CFG_DMA_RD_CFG_RD_ARBURST__MASK 0x00000018
+#define DDMA_CFG_DMA_RD_CFG_RD_ARBURST__SHIFT 3
+static inline uint32_t DDMA_CFG_DMA_RD_CFG_RD_ARBURST(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_CFG_RD_ARBURST__SHIFT) & DDMA_CFG_DMA_RD_CFG_RD_ARBURST__MASK;
+}
+#define DDMA_CFG_DMA_RD_CFG_RD_ARSIZE__MASK 0x00000007
+#define DDMA_CFG_DMA_RD_CFG_RD_ARSIZE__SHIFT 0
+static inline uint32_t DDMA_CFG_DMA_RD_CFG_RD_ARSIZE(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_RD_CFG_RD_ARSIZE__SHIFT) & DDMA_CFG_DMA_RD_CFG_RD_ARSIZE__MASK;
+}
+
+#define REG_DDMA_CFG_DMA_WR_CFG 0x00008028
+#define DDMA_CFG_DMA_WR_CFG_RESERVED_0__MASK 0xffffe000
+#define DDMA_CFG_DMA_WR_CFG_RESERVED_0__SHIFT 13
+static inline uint32_t DDMA_CFG_DMA_WR_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_WR_CFG_RESERVED_0__SHIFT) & DDMA_CFG_DMA_WR_CFG_RESERVED_0__MASK;
+}
+#define DDMA_CFG_DMA_WR_CFG_WR_AWLOCK__MASK 0x00001000
+#define DDMA_CFG_DMA_WR_CFG_WR_AWLOCK__SHIFT 12
+static inline uint32_t DDMA_CFG_DMA_WR_CFG_WR_AWLOCK(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_WR_CFG_WR_AWLOCK__SHIFT) & DDMA_CFG_DMA_WR_CFG_WR_AWLOCK__MASK;
+}
+#define DDMA_CFG_DMA_WR_CFG_WR_AWCACHE__MASK 0x00000f00
+#define DDMA_CFG_DMA_WR_CFG_WR_AWCACHE__SHIFT 8
+static inline uint32_t DDMA_CFG_DMA_WR_CFG_WR_AWCACHE(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_WR_CFG_WR_AWCACHE__SHIFT) & DDMA_CFG_DMA_WR_CFG_WR_AWCACHE__MASK;
+}
+#define DDMA_CFG_DMA_WR_CFG_WR_AWPROT__MASK 0x000000e0
+#define DDMA_CFG_DMA_WR_CFG_WR_AWPROT__SHIFT 5
+static inline uint32_t DDMA_CFG_DMA_WR_CFG_WR_AWPROT(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_WR_CFG_WR_AWPROT__SHIFT) & DDMA_CFG_DMA_WR_CFG_WR_AWPROT__MASK;
+}
+#define DDMA_CFG_DMA_WR_CFG_WR_AWBURST__MASK 0x00000018
+#define DDMA_CFG_DMA_WR_CFG_WR_AWBURST__SHIFT 3
+static inline uint32_t DDMA_CFG_DMA_WR_CFG_WR_AWBURST(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_WR_CFG_WR_AWBURST__SHIFT) & DDMA_CFG_DMA_WR_CFG_WR_AWBURST__MASK;
+}
+#define DDMA_CFG_DMA_WR_CFG_WR_AWSIZE__MASK 0x00000007
+#define DDMA_CFG_DMA_WR_CFG_WR_AWSIZE__SHIFT 0
+static inline uint32_t DDMA_CFG_DMA_WR_CFG_WR_AWSIZE(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_WR_CFG_WR_AWSIZE__SHIFT) & DDMA_CFG_DMA_WR_CFG_WR_AWSIZE__MASK;
+}
+
+#define REG_DDMA_CFG_DMA_WSTRB 0x0000802c
+#define DDMA_CFG_DMA_WSTRB_WR_WSTRB__MASK 0xffffffff
+#define DDMA_CFG_DMA_WSTRB_WR_WSTRB__SHIFT 0
+static inline uint32_t DDMA_CFG_DMA_WSTRB_WR_WSTRB(uint32_t val)
+{
+ return ((val) << DDMA_CFG_DMA_WSTRB_WR_WSTRB__SHIFT) & DDMA_CFG_DMA_WSTRB_WR_WSTRB__MASK;
+}
+
+#define REG_DDMA_CFG_STATUS 0x00008030
+#define DDMA_CFG_STATUS_RESERVED_0__MASK 0xfffffe00
+#define DDMA_CFG_STATUS_RESERVED_0__SHIFT 9
+static inline uint32_t DDMA_CFG_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << DDMA_CFG_STATUS_RESERVED_0__SHIFT) & DDMA_CFG_STATUS_RESERVED_0__MASK;
+}
+#define DDMA_CFG_STATUS_IDEL__MASK 0x00000100
+#define DDMA_CFG_STATUS_IDEL__SHIFT 8
+static inline uint32_t DDMA_CFG_STATUS_IDEL(uint32_t val)
+{
+ return ((val) << DDMA_CFG_STATUS_IDEL__SHIFT) & DDMA_CFG_STATUS_IDEL__MASK;
+}
+#define DDMA_CFG_STATUS_RESERVED_1__MASK 0x000000ff
+#define DDMA_CFG_STATUS_RESERVED_1__SHIFT 0
+static inline uint32_t DDMA_CFG_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << DDMA_CFG_STATUS_RESERVED_1__SHIFT) & DDMA_CFG_STATUS_RESERVED_1__MASK;
+}
+
+#define REG_SDMA_CFG_OUTSTANDING 0x00009000
+#define SDMA_CFG_OUTSTANDING_RESERVED_0__MASK 0xffff0000
+#define SDMA_CFG_OUTSTANDING_RESERVED_0__SHIFT 16
+static inline uint32_t SDMA_CFG_OUTSTANDING_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_OUTSTANDING_RESERVED_0__SHIFT) & SDMA_CFG_OUTSTANDING_RESERVED_0__MASK;
+}
+#define SDMA_CFG_OUTSTANDING_WR_OS_CNT__MASK 0x0000ff00
+#define SDMA_CFG_OUTSTANDING_WR_OS_CNT__SHIFT 8
+static inline uint32_t SDMA_CFG_OUTSTANDING_WR_OS_CNT(uint32_t val)
+{
+ return ((val) << SDMA_CFG_OUTSTANDING_WR_OS_CNT__SHIFT) & SDMA_CFG_OUTSTANDING_WR_OS_CNT__MASK;
+}
+#define SDMA_CFG_OUTSTANDING_RD_OS_CNT__MASK 0x000000ff
+#define SDMA_CFG_OUTSTANDING_RD_OS_CNT__SHIFT 0
+static inline uint32_t SDMA_CFG_OUTSTANDING_RD_OS_CNT(uint32_t val)
+{
+ return ((val) << SDMA_CFG_OUTSTANDING_RD_OS_CNT__SHIFT) & SDMA_CFG_OUTSTANDING_RD_OS_CNT__MASK;
+}
+
+#define REG_SDMA_RD_WEIGHT_0 0x00009004
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__MASK 0xff000000
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__SHIFT 24
+static inline uint32_t SDMA_RD_WEIGHT_0_RD_WEIGHT_PDP(uint32_t val)
+{
+ return ((val) << SDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__SHIFT) & SDMA_RD_WEIGHT_0_RD_WEIGHT_PDP__MASK;
+}
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__MASK 0x00ff0000
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__SHIFT 16
+static inline uint32_t SDMA_RD_WEIGHT_0_RD_WEIGHT_DPU(uint32_t val)
+{
+ return ((val) << SDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__SHIFT) & SDMA_RD_WEIGHT_0_RD_WEIGHT_DPU__MASK;
+}
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__MASK 0x0000ff00
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__SHIFT 8
+static inline uint32_t SDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL(uint32_t val)
+{
+ return ((val) << SDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__SHIFT) & SDMA_RD_WEIGHT_0_RD_WEIGHT_KERNEL__MASK;
+}
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__MASK 0x000000ff
+#define SDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__SHIFT 0
+static inline uint32_t SDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE(uint32_t val)
+{
+ return ((val) << SDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__SHIFT) & SDMA_RD_WEIGHT_0_RD_WEIGHT_FEATURE__MASK;
+}
+
+#define REG_SDMA_WR_WEIGHT_0 0x00009008
+#define SDMA_WR_WEIGHT_0_RESERVED_0__MASK 0xffff0000
+#define SDMA_WR_WEIGHT_0_RESERVED_0__SHIFT 16
+static inline uint32_t SDMA_WR_WEIGHT_0_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_WR_WEIGHT_0_RESERVED_0__SHIFT) & SDMA_WR_WEIGHT_0_RESERVED_0__MASK;
+}
+#define SDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__MASK 0x0000ff00
+#define SDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__SHIFT 8
+static inline uint32_t SDMA_WR_WEIGHT_0_WR_WEIGHT_PDP(uint32_t val)
+{
+ return ((val) << SDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__SHIFT) & SDMA_WR_WEIGHT_0_WR_WEIGHT_PDP__MASK;
+}
+#define SDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__MASK 0x000000ff
+#define SDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__SHIFT 0
+static inline uint32_t SDMA_WR_WEIGHT_0_WR_WEIGHT_DPU(uint32_t val)
+{
+ return ((val) << SDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__SHIFT) & SDMA_WR_WEIGHT_0_WR_WEIGHT_DPU__MASK;
+}
+
+#define REG_SDMA_CFG_ID_ERROR 0x0000900c
+#define SDMA_CFG_ID_ERROR_RESERVED_0__MASK 0xfffffc00
+#define SDMA_CFG_ID_ERROR_RESERVED_0__SHIFT 10
+static inline uint32_t SDMA_CFG_ID_ERROR_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_ID_ERROR_RESERVED_0__SHIFT) & SDMA_CFG_ID_ERROR_RESERVED_0__MASK;
+}
+#define SDMA_CFG_ID_ERROR_WR_RESP_ID__MASK 0x000003c0
+#define SDMA_CFG_ID_ERROR_WR_RESP_ID__SHIFT 6
+static inline uint32_t SDMA_CFG_ID_ERROR_WR_RESP_ID(uint32_t val)
+{
+ return ((val) << SDMA_CFG_ID_ERROR_WR_RESP_ID__SHIFT) & SDMA_CFG_ID_ERROR_WR_RESP_ID__MASK;
+}
+#define SDMA_CFG_ID_ERROR_RESERVED_1__MASK 0x00000020
+#define SDMA_CFG_ID_ERROR_RESERVED_1__SHIFT 5
+static inline uint32_t SDMA_CFG_ID_ERROR_RESERVED_1(uint32_t val)
+{
+ return ((val) << SDMA_CFG_ID_ERROR_RESERVED_1__SHIFT) & SDMA_CFG_ID_ERROR_RESERVED_1__MASK;
+}
+#define SDMA_CFG_ID_ERROR_RD_RESP_ID__MASK 0x0000001f
+#define SDMA_CFG_ID_ERROR_RD_RESP_ID__SHIFT 0
+static inline uint32_t SDMA_CFG_ID_ERROR_RD_RESP_ID(uint32_t val)
+{
+ return ((val) << SDMA_CFG_ID_ERROR_RD_RESP_ID__SHIFT) & SDMA_CFG_ID_ERROR_RD_RESP_ID__MASK;
+}
+
+#define REG_SDMA_RD_WEIGHT_1 0x00009010
+#define SDMA_RD_WEIGHT_1_RESERVED_0__MASK 0xffffff00
+#define SDMA_RD_WEIGHT_1_RESERVED_0__SHIFT 8
+static inline uint32_t SDMA_RD_WEIGHT_1_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_RD_WEIGHT_1_RESERVED_0__SHIFT) & SDMA_RD_WEIGHT_1_RESERVED_0__MASK;
+}
+#define SDMA_RD_WEIGHT_1_RD_WEIGHT_PC__MASK 0x000000ff
+#define SDMA_RD_WEIGHT_1_RD_WEIGHT_PC__SHIFT 0
+static inline uint32_t SDMA_RD_WEIGHT_1_RD_WEIGHT_PC(uint32_t val)
+{
+ return ((val) << SDMA_RD_WEIGHT_1_RD_WEIGHT_PC__SHIFT) & SDMA_RD_WEIGHT_1_RD_WEIGHT_PC__MASK;
+}
+
+#define REG_SDMA_CFG_DMA_FIFO_CLR 0x00009014
+#define SDMA_CFG_DMA_FIFO_CLR_RESERVED_0__MASK 0xfffffffe
+#define SDMA_CFG_DMA_FIFO_CLR_RESERVED_0__SHIFT 1
+static inline uint32_t SDMA_CFG_DMA_FIFO_CLR_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_FIFO_CLR_RESERVED_0__SHIFT) & SDMA_CFG_DMA_FIFO_CLR_RESERVED_0__MASK;
+}
+#define SDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__MASK 0x00000001
+#define SDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__SHIFT 0
+static inline uint32_t SDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__SHIFT) & SDMA_CFG_DMA_FIFO_CLR_DMA_FIFO_CLR__MASK;
+}
+
+#define REG_SDMA_CFG_DMA_ARB 0x00009018
+#define SDMA_CFG_DMA_ARB_RESERVED_0__MASK 0xfffffc00
+#define SDMA_CFG_DMA_ARB_RESERVED_0__SHIFT 10
+static inline uint32_t SDMA_CFG_DMA_ARB_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_ARB_RESERVED_0__SHIFT) & SDMA_CFG_DMA_ARB_RESERVED_0__MASK;
+}
+#define SDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__MASK 0x00000200
+#define SDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__SHIFT 9
+static inline uint32_t SDMA_CFG_DMA_ARB_WR_ARBIT_MODEL(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__SHIFT) & SDMA_CFG_DMA_ARB_WR_ARBIT_MODEL__MASK;
+}
+#define SDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__MASK 0x00000100
+#define SDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__SHIFT 8
+static inline uint32_t SDMA_CFG_DMA_ARB_RD_ARBIT_MODEL(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__SHIFT) & SDMA_CFG_DMA_ARB_RD_ARBIT_MODEL__MASK;
+}
+#define SDMA_CFG_DMA_ARB_RESERVED_1__MASK 0x00000080
+#define SDMA_CFG_DMA_ARB_RESERVED_1__SHIFT 7
+static inline uint32_t SDMA_CFG_DMA_ARB_RESERVED_1(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_ARB_RESERVED_1__SHIFT) & SDMA_CFG_DMA_ARB_RESERVED_1__MASK;
+}
+#define SDMA_CFG_DMA_ARB_WR_FIX_ARB__MASK 0x00000070
+#define SDMA_CFG_DMA_ARB_WR_FIX_ARB__SHIFT 4
+static inline uint32_t SDMA_CFG_DMA_ARB_WR_FIX_ARB(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_ARB_WR_FIX_ARB__SHIFT) & SDMA_CFG_DMA_ARB_WR_FIX_ARB__MASK;
+}
+#define SDMA_CFG_DMA_ARB_RESERVED_2__MASK 0x00000008
+#define SDMA_CFG_DMA_ARB_RESERVED_2__SHIFT 3
+static inline uint32_t SDMA_CFG_DMA_ARB_RESERVED_2(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_ARB_RESERVED_2__SHIFT) & SDMA_CFG_DMA_ARB_RESERVED_2__MASK;
+}
+#define SDMA_CFG_DMA_ARB_RD_FIX_ARB__MASK 0x00000007
+#define SDMA_CFG_DMA_ARB_RD_FIX_ARB__SHIFT 0
+static inline uint32_t SDMA_CFG_DMA_ARB_RD_FIX_ARB(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_ARB_RD_FIX_ARB__SHIFT) & SDMA_CFG_DMA_ARB_RD_FIX_ARB__MASK;
+}
+
+#define REG_SDMA_CFG_DMA_RD_QOS 0x00009020
+#define SDMA_CFG_DMA_RD_QOS_RESERVED_0__MASK 0xfffffc00
+#define SDMA_CFG_DMA_RD_QOS_RESERVED_0__SHIFT 10
+static inline uint32_t SDMA_CFG_DMA_RD_QOS_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_QOS_RESERVED_0__SHIFT) & SDMA_CFG_DMA_RD_QOS_RESERVED_0__MASK;
+}
+#define SDMA_CFG_DMA_RD_QOS_RD_PC_QOS__MASK 0x00000300
+#define SDMA_CFG_DMA_RD_QOS_RD_PC_QOS__SHIFT 8
+static inline uint32_t SDMA_CFG_DMA_RD_QOS_RD_PC_QOS(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_QOS_RD_PC_QOS__SHIFT) & SDMA_CFG_DMA_RD_QOS_RD_PC_QOS__MASK;
+}
+#define SDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__MASK 0x000000c0
+#define SDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__SHIFT 6
+static inline uint32_t SDMA_CFG_DMA_RD_QOS_RD_PPU_QOS(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__SHIFT) & SDMA_CFG_DMA_RD_QOS_RD_PPU_QOS__MASK;
+}
+#define SDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__MASK 0x00000030
+#define SDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__SHIFT 4
+static inline uint32_t SDMA_CFG_DMA_RD_QOS_RD_DPU_QOS(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__SHIFT) & SDMA_CFG_DMA_RD_QOS_RD_DPU_QOS__MASK;
+}
+#define SDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__MASK 0x0000000c
+#define SDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__SHIFT 2
+static inline uint32_t SDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__SHIFT) & SDMA_CFG_DMA_RD_QOS_RD_KERNEL_QOS__MASK;
+}
+#define SDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__MASK 0x00000003
+#define SDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__SHIFT 0
+static inline uint32_t SDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__SHIFT) & SDMA_CFG_DMA_RD_QOS_RD_FEATURE_QOS__MASK;
+}
+
+#define REG_SDMA_CFG_DMA_RD_CFG 0x00009024
+#define SDMA_CFG_DMA_RD_CFG_RESERVED_0__MASK 0xffffe000
+#define SDMA_CFG_DMA_RD_CFG_RESERVED_0__SHIFT 13
+static inline uint32_t SDMA_CFG_DMA_RD_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_CFG_RESERVED_0__SHIFT) & SDMA_CFG_DMA_RD_CFG_RESERVED_0__MASK;
+}
+#define SDMA_CFG_DMA_RD_CFG_RD_ARLOCK__MASK 0x00001000
+#define SDMA_CFG_DMA_RD_CFG_RD_ARLOCK__SHIFT 12
+static inline uint32_t SDMA_CFG_DMA_RD_CFG_RD_ARLOCK(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_CFG_RD_ARLOCK__SHIFT) & SDMA_CFG_DMA_RD_CFG_RD_ARLOCK__MASK;
+}
+#define SDMA_CFG_DMA_RD_CFG_RD_ARCACHE__MASK 0x00000f00
+#define SDMA_CFG_DMA_RD_CFG_RD_ARCACHE__SHIFT 8
+static inline uint32_t SDMA_CFG_DMA_RD_CFG_RD_ARCACHE(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_CFG_RD_ARCACHE__SHIFT) & SDMA_CFG_DMA_RD_CFG_RD_ARCACHE__MASK;
+}
+#define SDMA_CFG_DMA_RD_CFG_RD_ARPROT__MASK 0x000000e0
+#define SDMA_CFG_DMA_RD_CFG_RD_ARPROT__SHIFT 5
+static inline uint32_t SDMA_CFG_DMA_RD_CFG_RD_ARPROT(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_CFG_RD_ARPROT__SHIFT) & SDMA_CFG_DMA_RD_CFG_RD_ARPROT__MASK;
+}
+#define SDMA_CFG_DMA_RD_CFG_RD_ARBURST__MASK 0x00000018
+#define SDMA_CFG_DMA_RD_CFG_RD_ARBURST__SHIFT 3
+static inline uint32_t SDMA_CFG_DMA_RD_CFG_RD_ARBURST(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_CFG_RD_ARBURST__SHIFT) & SDMA_CFG_DMA_RD_CFG_RD_ARBURST__MASK;
+}
+#define SDMA_CFG_DMA_RD_CFG_RD_ARSIZE__MASK 0x00000007
+#define SDMA_CFG_DMA_RD_CFG_RD_ARSIZE__SHIFT 0
+static inline uint32_t SDMA_CFG_DMA_RD_CFG_RD_ARSIZE(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_RD_CFG_RD_ARSIZE__SHIFT) & SDMA_CFG_DMA_RD_CFG_RD_ARSIZE__MASK;
+}
+
+#define REG_SDMA_CFG_DMA_WR_CFG 0x00009028
+#define SDMA_CFG_DMA_WR_CFG_RESERVED_0__MASK 0xffffe000
+#define SDMA_CFG_DMA_WR_CFG_RESERVED_0__SHIFT 13
+static inline uint32_t SDMA_CFG_DMA_WR_CFG_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_WR_CFG_RESERVED_0__SHIFT) & SDMA_CFG_DMA_WR_CFG_RESERVED_0__MASK;
+}
+#define SDMA_CFG_DMA_WR_CFG_WR_AWLOCK__MASK 0x00001000
+#define SDMA_CFG_DMA_WR_CFG_WR_AWLOCK__SHIFT 12
+static inline uint32_t SDMA_CFG_DMA_WR_CFG_WR_AWLOCK(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_WR_CFG_WR_AWLOCK__SHIFT) & SDMA_CFG_DMA_WR_CFG_WR_AWLOCK__MASK;
+}
+#define SDMA_CFG_DMA_WR_CFG_WR_AWCACHE__MASK 0x00000f00
+#define SDMA_CFG_DMA_WR_CFG_WR_AWCACHE__SHIFT 8
+static inline uint32_t SDMA_CFG_DMA_WR_CFG_WR_AWCACHE(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_WR_CFG_WR_AWCACHE__SHIFT) & SDMA_CFG_DMA_WR_CFG_WR_AWCACHE__MASK;
+}
+#define SDMA_CFG_DMA_WR_CFG_WR_AWPROT__MASK 0x000000e0
+#define SDMA_CFG_DMA_WR_CFG_WR_AWPROT__SHIFT 5
+static inline uint32_t SDMA_CFG_DMA_WR_CFG_WR_AWPROT(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_WR_CFG_WR_AWPROT__SHIFT) & SDMA_CFG_DMA_WR_CFG_WR_AWPROT__MASK;
+}
+#define SDMA_CFG_DMA_WR_CFG_WR_AWBURST__MASK 0x00000018
+#define SDMA_CFG_DMA_WR_CFG_WR_AWBURST__SHIFT 3
+static inline uint32_t SDMA_CFG_DMA_WR_CFG_WR_AWBURST(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_WR_CFG_WR_AWBURST__SHIFT) & SDMA_CFG_DMA_WR_CFG_WR_AWBURST__MASK;
+}
+#define SDMA_CFG_DMA_WR_CFG_WR_AWSIZE__MASK 0x00000007
+#define SDMA_CFG_DMA_WR_CFG_WR_AWSIZE__SHIFT 0
+static inline uint32_t SDMA_CFG_DMA_WR_CFG_WR_AWSIZE(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_WR_CFG_WR_AWSIZE__SHIFT) & SDMA_CFG_DMA_WR_CFG_WR_AWSIZE__MASK;
+}
+
+#define REG_SDMA_CFG_DMA_WSTRB 0x0000902c
+#define SDMA_CFG_DMA_WSTRB_WR_WSTRB__MASK 0xffffffff
+#define SDMA_CFG_DMA_WSTRB_WR_WSTRB__SHIFT 0
+static inline uint32_t SDMA_CFG_DMA_WSTRB_WR_WSTRB(uint32_t val)
+{
+ return ((val) << SDMA_CFG_DMA_WSTRB_WR_WSTRB__SHIFT) & SDMA_CFG_DMA_WSTRB_WR_WSTRB__MASK;
+}
+
+#define REG_SDMA_CFG_STATUS 0x00009030
+#define SDMA_CFG_STATUS_RESERVED_0__MASK 0xfffffe00
+#define SDMA_CFG_STATUS_RESERVED_0__SHIFT 9
+static inline uint32_t SDMA_CFG_STATUS_RESERVED_0(uint32_t val)
+{
+ return ((val) << SDMA_CFG_STATUS_RESERVED_0__SHIFT) & SDMA_CFG_STATUS_RESERVED_0__MASK;
+}
+#define SDMA_CFG_STATUS_IDEL__MASK 0x00000100
+#define SDMA_CFG_STATUS_IDEL__SHIFT 8
+static inline uint32_t SDMA_CFG_STATUS_IDEL(uint32_t val)
+{
+ return ((val) << SDMA_CFG_STATUS_IDEL__SHIFT) & SDMA_CFG_STATUS_IDEL__MASK;
+}
+#define SDMA_CFG_STATUS_RESERVED_1__MASK 0x000000ff
+#define SDMA_CFG_STATUS_RESERVED_1__SHIFT 0
+static inline uint32_t SDMA_CFG_STATUS_RESERVED_1(uint32_t val)
+{
+ return ((val) << SDMA_CFG_STATUS_RESERVED_1__SHIFT) & SDMA_CFG_STATUS_RESERVED_1__MASK;
+}
+
+#define REG_GLOBAL_OPERATION_ENABLE 0x0000f008
+#define GLOBAL_OPERATION_ENABLE_RESERVED_0__MASK 0xffffff80
+#define GLOBAL_OPERATION_ENABLE_RESERVED_0__SHIFT 7
+static inline uint32_t GLOBAL_OPERATION_ENABLE_RESERVED_0(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_RESERVED_0__SHIFT) & GLOBAL_OPERATION_ENABLE_RESERVED_0__MASK;
+}
+#define GLOBAL_OPERATION_ENABLE_PPU_RDMA_OP_EN__MASK 0x00000040
+#define GLOBAL_OPERATION_ENABLE_PPU_RDMA_OP_EN__SHIFT 6
+static inline uint32_t GLOBAL_OPERATION_ENABLE_PPU_RDMA_OP_EN(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_PPU_RDMA_OP_EN__SHIFT) & GLOBAL_OPERATION_ENABLE_PPU_RDMA_OP_EN__MASK;
+}
+#define GLOBAL_OPERATION_ENABLE_PPU_OP_EN__MASK 0x00000020
+#define GLOBAL_OPERATION_ENABLE_PPU_OP_EN__SHIFT 5
+static inline uint32_t GLOBAL_OPERATION_ENABLE_PPU_OP_EN(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_PPU_OP_EN__SHIFT) & GLOBAL_OPERATION_ENABLE_PPU_OP_EN__MASK;
+}
+#define GLOBAL_OPERATION_ENABLE_DPU_RDMA_OP_EN__MASK 0x00000010
+#define GLOBAL_OPERATION_ENABLE_DPU_RDMA_OP_EN__SHIFT 4
+static inline uint32_t GLOBAL_OPERATION_ENABLE_DPU_RDMA_OP_EN(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_DPU_RDMA_OP_EN__SHIFT) & GLOBAL_OPERATION_ENABLE_DPU_RDMA_OP_EN__MASK;
+}
+#define GLOBAL_OPERATION_ENABLE_DPU_OP_EN__MASK 0x00000008
+#define GLOBAL_OPERATION_ENABLE_DPU_OP_EN__SHIFT 3
+static inline uint32_t GLOBAL_OPERATION_ENABLE_DPU_OP_EN(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_DPU_OP_EN__SHIFT) & GLOBAL_OPERATION_ENABLE_DPU_OP_EN__MASK;
+}
+#define GLOBAL_OPERATION_ENABLE_CORE_OP_EN__MASK 0x00000004
+#define GLOBAL_OPERATION_ENABLE_CORE_OP_EN__SHIFT 2
+static inline uint32_t GLOBAL_OPERATION_ENABLE_CORE_OP_EN(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_CORE_OP_EN__SHIFT) & GLOBAL_OPERATION_ENABLE_CORE_OP_EN__MASK;
+}
+#define GLOBAL_OPERATION_ENABLE_RESERVED_1__MASK 0x00000002
+#define GLOBAL_OPERATION_ENABLE_RESERVED_1__SHIFT 1
+static inline uint32_t GLOBAL_OPERATION_ENABLE_RESERVED_1(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_RESERVED_1__SHIFT) & GLOBAL_OPERATION_ENABLE_RESERVED_1__MASK;
+}
+#define GLOBAL_OPERATION_ENABLE_CNA_OP_EN__MASK 0x00000001
+#define GLOBAL_OPERATION_ENABLE_CNA_OP_EN__SHIFT 0
+static inline uint32_t GLOBAL_OPERATION_ENABLE_CNA_OP_EN(uint32_t val)
+{
+ return ((val) << GLOBAL_OPERATION_ENABLE_CNA_OP_EN__SHIFT) & GLOBAL_OPERATION_ENABLE_CNA_OP_EN__MASK;
+}
+
+#endif /* __ROCKET_REGISTERS_XML__ */
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index b594780a57d7..ca00a5dbcf75 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -461,7 +461,7 @@ config ACPI_HED
config ACPI_BGRT
bool "Boottime Graphics Resource Table support"
- depends on EFI && (X86 || ARM64 || LOONGARCH)
+ depends on EFI
help
This driver adds support for exposing the ACPI Boottime Graphics
Resource Table, which allows the operating system to obtain
@@ -547,6 +547,10 @@ if ARM64
source "drivers/acpi/arm64/Kconfig"
endif
+if RISCV
+source "drivers/acpi/riscv/Kconfig"
+endif
+
config ACPI_PPTT
bool
diff --git a/drivers/acpi/acpi_dbg.c b/drivers/acpi/acpi_dbg.c
index d50261d05f3a..515b20d0b698 100644
--- a/drivers/acpi/acpi_dbg.c
+++ b/drivers/acpi/acpi_dbg.c
@@ -569,11 +569,11 @@ static int acpi_aml_release(struct inode *inode, struct file *file)
return 0;
}
-static int acpi_aml_read_user(char __user *buf, int len)
+static ssize_t acpi_aml_read_user(char __user *buf, size_t len)
{
- int ret;
struct circ_buf *crc = &acpi_aml_io.out_crc;
- int n;
+ ssize_t ret;
+ size_t n;
char *p;
ret = acpi_aml_lock_read(crc, ACPI_AML_OUT_USER);
@@ -582,7 +582,7 @@ static int acpi_aml_read_user(char __user *buf, int len)
/* sync head before removing logs */
smp_rmb();
p = &crc->buf[crc->tail];
- n = min(len, circ_count_to_end(crc));
+ n = min_t(size_t, len, circ_count_to_end(crc));
if (copy_to_user(buf, p, n)) {
ret = -EFAULT;
goto out;
@@ -599,8 +599,8 @@ out:
static ssize_t acpi_aml_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
- int ret = 0;
- int size = 0;
+ ssize_t ret = 0;
+ ssize_t size = 0;
if (!count)
return 0;
@@ -639,11 +639,11 @@ again:
return size > 0 ? size : ret;
}
-static int acpi_aml_write_user(const char __user *buf, int len)
+static ssize_t acpi_aml_write_user(const char __user *buf, size_t len)
{
- int ret;
struct circ_buf *crc = &acpi_aml_io.in_crc;
- int n;
+ ssize_t ret;
+ size_t n;
char *p;
ret = acpi_aml_lock_write(crc, ACPI_AML_IN_USER);
@@ -652,7 +652,7 @@ static int acpi_aml_write_user(const char __user *buf, int len)
/* sync tail before inserting cmds */
smp_mb();
p = &crc->buf[crc->head];
- n = min(len, circ_space_to_end(crc));
+ n = min_t(size_t, len, circ_space_to_end(crc));
if (copy_from_user(p, buf, n)) {
ret = -EFAULT;
goto out;
@@ -663,14 +663,14 @@ static int acpi_aml_write_user(const char __user *buf, int len)
ret = n;
out:
acpi_aml_unlock_fifo(ACPI_AML_IN_USER, ret >= 0);
- return n;
+ return ret;
}
static ssize_t acpi_aml_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
- int ret = 0;
- int size = 0;
+ ssize_t ret = 0;
+ ssize_t size = 0;
if (!count)
return 0;
diff --git a/drivers/acpi/acpi_mrrm.c b/drivers/acpi/acpi_mrrm.c
index 47ea3ccc2142..6d69554c940e 100644
--- a/drivers/acpi/acpi_mrrm.c
+++ b/drivers/acpi/acpi_mrrm.c
@@ -63,6 +63,9 @@ static __init int acpi_parse_mrrm(struct acpi_table_header *table)
if (!mrrm)
return -ENODEV;
+ if (mrrm->header.revision != 1)
+ return -EINVAL;
+
if (mrrm->flags & ACPI_MRRM_FLAGS_REGION_ASSIGNMENT_OS)
return -EOPNOTSUPP;
@@ -149,26 +152,49 @@ ATTRIBUTE_GROUPS(memory_range);
static __init int add_boot_memory_ranges(void)
{
- struct kobject *pkobj, *kobj;
+ struct kobject *pkobj, *kobj, **kobjs;
int ret = -EINVAL;
- char *name;
+ char name[16];
+ int i;
pkobj = kobject_create_and_add("memory_ranges", acpi_kobj);
+ if (!pkobj)
+ return -ENOMEM;
- for (int i = 0; i < mrrm_mem_entry_num; i++) {
- name = kasprintf(GFP_KERNEL, "range%d", i);
- if (!name) {
- ret = -ENOMEM;
- break;
- }
+ kobjs = kcalloc(mrrm_mem_entry_num, sizeof(*kobjs), GFP_KERNEL);
+ if (!kobjs) {
+ kobject_put(pkobj);
+ return -ENOMEM;
+ }
+ for (i = 0; i < mrrm_mem_entry_num; i++) {
+ scnprintf(name, sizeof(name), "range%d", i);
kobj = kobject_create_and_add(name, pkobj);
+ if (!kobj) {
+ ret = -ENOMEM;
+ goto cleanup;
+ }
ret = sysfs_create_groups(kobj, memory_range_groups);
- if (ret)
- return ret;
+ if (ret) {
+ kobject_put(kobj);
+ goto cleanup;
+ }
+ kobjs[i] = kobj;
}
+ kfree(kobjs);
+ return 0;
+
+cleanup:
+ for (int j = 0; j < i; j++) {
+ if (kobjs[j]) {
+ sysfs_remove_groups(kobjs[j], memory_range_groups);
+ kobject_put(kobjs[j]);
+ }
+ }
+ kfree(kobjs);
+ kobject_put(pkobj);
return ret;
}
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 2a99f5eb6962..7ec1dc04fd11 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -815,7 +815,7 @@ bool acpi_processor_claim_cst_control(void)
cst_control_claimed = true;
return true;
}
-EXPORT_SYMBOL_GPL(acpi_processor_claim_cst_control);
+EXPORT_SYMBOL_NS_GPL(acpi_processor_claim_cst_control, "ACPI_PROCESSOR_IDLE");
/**
* acpi_processor_evaluate_cst - Evaluate the processor _CST control method.
@@ -994,5 +994,5 @@ end:
return ret;
}
-EXPORT_SYMBOL_GPL(acpi_processor_evaluate_cst);
+EXPORT_SYMBOL_NS_GPL(acpi_processor_evaluate_cst, "ACPI_PROCESSOR_IDLE");
#endif /* CONFIG_ACPI_PROCESSOR_CSTATE */
diff --git a/drivers/acpi/acpi_tad.c b/drivers/acpi/acpi_tad.c
index 91d7d90c47da..6d870d97ada6 100644
--- a/drivers/acpi/acpi_tad.c
+++ b/drivers/acpi/acpi_tad.c
@@ -90,19 +90,18 @@ static int acpi_tad_set_real_time(struct device *dev, struct acpi_tad_rt *rt)
args[0].buffer.pointer = (u8 *)rt;
args[0].buffer.length = sizeof(*rt);
- pm_runtime_get_sync(dev);
+ PM_RUNTIME_ACQUIRE(dev, pm);
+ if (PM_RUNTIME_ACQUIRE_ERR(&pm))
+ return -ENXIO;
status = acpi_evaluate_integer(handle, "_SRT", &arg_list, &retval);
-
- pm_runtime_put_sync(dev);
-
if (ACPI_FAILURE(status) || retval)
return -EIO;
return 0;
}
-static int acpi_tad_get_real_time(struct device *dev, struct acpi_tad_rt *rt)
+static int acpi_tad_evaluate_grt(struct device *dev, struct acpi_tad_rt *rt)
{
acpi_handle handle = ACPI_HANDLE(dev);
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER };
@@ -111,12 +110,7 @@ static int acpi_tad_get_real_time(struct device *dev, struct acpi_tad_rt *rt)
acpi_status status;
int ret = -EIO;
- pm_runtime_get_sync(dev);
-
status = acpi_evaluate_object(handle, "_GRT", NULL, &output);
-
- pm_runtime_put_sync(dev);
-
if (ACPI_FAILURE(status))
goto out_free;
@@ -139,6 +133,21 @@ out_free:
return ret;
}
+static int acpi_tad_get_real_time(struct device *dev, struct acpi_tad_rt *rt)
+{
+ int ret;
+
+ PM_RUNTIME_ACQUIRE(dev, pm);
+ if (PM_RUNTIME_ACQUIRE_ERR(&pm))
+ return -ENXIO;
+
+ ret = acpi_tad_evaluate_grt(dev, rt);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
static char *acpi_tad_rt_next_field(char *s, int *val)
{
char *p;
@@ -266,12 +275,11 @@ static int acpi_tad_wake_set(struct device *dev, char *method, u32 timer_id,
args[0].integer.value = timer_id;
args[1].integer.value = value;
- pm_runtime_get_sync(dev);
+ PM_RUNTIME_ACQUIRE(dev, pm);
+ if (PM_RUNTIME_ACQUIRE_ERR(&pm))
+ return -ENXIO;
status = acpi_evaluate_integer(handle, method, &arg_list, &retval);
-
- pm_runtime_put_sync(dev);
-
if (ACPI_FAILURE(status) || retval)
return -EIO;
@@ -314,12 +322,11 @@ static ssize_t acpi_tad_wake_read(struct device *dev, char *buf, char *method,
args[0].integer.value = timer_id;
- pm_runtime_get_sync(dev);
+ PM_RUNTIME_ACQUIRE(dev, pm);
+ if (PM_RUNTIME_ACQUIRE_ERR(&pm))
+ return -ENXIO;
status = acpi_evaluate_integer(handle, method, &arg_list, &retval);
-
- pm_runtime_put_sync(dev);
-
if (ACPI_FAILURE(status))
return -EIO;
@@ -370,12 +377,11 @@ static int acpi_tad_clear_status(struct device *dev, u32 timer_id)
args[0].integer.value = timer_id;
- pm_runtime_get_sync(dev);
+ PM_RUNTIME_ACQUIRE(dev, pm);
+ if (PM_RUNTIME_ACQUIRE_ERR(&pm))
+ return -ENXIO;
status = acpi_evaluate_integer(handle, "_CWS", &arg_list, &retval);
-
- pm_runtime_put_sync(dev);
-
if (ACPI_FAILURE(status) || retval)
return -EIO;
@@ -411,12 +417,11 @@ static ssize_t acpi_tad_status_read(struct device *dev, char *buf, u32 timer_id)
args[0].integer.value = timer_id;
- pm_runtime_get_sync(dev);
+ PM_RUNTIME_ACQUIRE(dev, pm);
+ if (PM_RUNTIME_ACQUIRE_ERR(&pm))
+ return -ENXIO;
status = acpi_evaluate_integer(handle, "_GWS", &arg_list, &retval);
-
- pm_runtime_put_sync(dev);
-
if (ACPI_FAILURE(status))
return -EIO;
@@ -563,21 +568,24 @@ static void acpi_tad_remove(struct platform_device *pdev)
device_init_wakeup(dev, false);
- pm_runtime_get_sync(dev);
+ if (dd->capabilities & ACPI_TAD_RT)
+ sysfs_remove_group(&dev->kobj, &acpi_tad_time_attr_group);
if (dd->capabilities & ACPI_TAD_DC_WAKE)
sysfs_remove_group(&dev->kobj, &acpi_tad_dc_attr_group);
sysfs_remove_group(&dev->kobj, &acpi_tad_attr_group);
- acpi_tad_disable_timer(dev, ACPI_TAD_AC_TIMER);
- acpi_tad_clear_status(dev, ACPI_TAD_AC_TIMER);
- if (dd->capabilities & ACPI_TAD_DC_WAKE) {
- acpi_tad_disable_timer(dev, ACPI_TAD_DC_TIMER);
- acpi_tad_clear_status(dev, ACPI_TAD_DC_TIMER);
+ scoped_guard(pm_runtime_noresume, dev) {
+ acpi_tad_disable_timer(dev, ACPI_TAD_AC_TIMER);
+ acpi_tad_clear_status(dev, ACPI_TAD_AC_TIMER);
+ if (dd->capabilities & ACPI_TAD_DC_WAKE) {
+ acpi_tad_disable_timer(dev, ACPI_TAD_DC_TIMER);
+ acpi_tad_clear_status(dev, ACPI_TAD_DC_TIMER);
+ }
}
- pm_runtime_put_sync(dev);
+ pm_runtime_suspend(dev);
pm_runtime_disable(dev);
acpi_remove_cmos_rtc_space_handler(handle);
}
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 103f29661576..be8e7e18abca 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -1959,8 +1959,10 @@ static void acpi_video_bus_remove_notify_handler(struct acpi_video_bus *video)
struct acpi_video_device *dev;
mutex_lock(&video->device_list_lock);
- list_for_each_entry(dev, &video->video_device_list, entry)
+ list_for_each_entry(dev, &video->video_device_list, entry) {
acpi_video_dev_remove_notify_handler(dev);
+ cancel_delayed_work_sync(&dev->switch_brightness_work);
+ }
mutex_unlock(&video->device_list_lock);
acpi_video_bus_stop_devices(video);
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index fe6d38b43c9a..91241bd6917a 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -37,7 +37,7 @@ struct acpi_db_argument_info {
struct acpi_db_execute_walk {
u32 count;
u32 max_count;
- char name_seg[ACPI_NAMESEG_SIZE + 1] ACPI_NONSTRING;
+ char name_seg[ACPI_NAMESEG_SIZE + 1];
};
#define PARAM_LIST(pl) pl
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 0c41f0097e8d..f98640086f4e 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -1141,7 +1141,7 @@ struct acpi_port_info {
#define ACPI_RESOURCE_NAME_PIN_GROUP_FUNCTION 0x91
#define ACPI_RESOURCE_NAME_PIN_GROUP_CONFIG 0x92
#define ACPI_RESOURCE_NAME_CLOCK_INPUT 0x93
-#define ACPI_RESOURCE_NAME_LARGE_MAX 0x94
+#define ACPI_RESOURCE_NAME_LARGE_MAX 0x93
/*****************************************************************************
*
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index 76c5ed02e916..da2c45880cc7 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -450,7 +450,8 @@ const union acpi_predefined_info acpi_gbl_predefined_methods[] = {
{{"_DSM",
METHOD_4ARGS(ACPI_TYPE_BUFFER, ACPI_TYPE_INTEGER, ACPI_TYPE_INTEGER,
- ACPI_TYPE_ANY) | ARG_COUNT_IS_MINIMUM,
+ ACPI_TYPE_ANY | ACPI_TYPE_PACKAGE) |
+ ARG_COUNT_IS_MINIMUM,
METHOD_RETURNS(ACPI_RTYPE_ALL)}}, /* Must return a value, but it can be of any type */
{{"_DSS", METHOD_1ARGS(ACPI_TYPE_INTEGER),
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index fef6fb29ece4..45ec32e81903 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -462,7 +462,6 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
struct acpi_walk_state *next_walk_state = NULL;
union acpi_operand_object *obj_desc;
struct acpi_evaluate_info *info;
- u32 i;
ACPI_FUNCTION_TRACE_PTR(ds_call_control_method, this_walk_state);
@@ -484,10 +483,17 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
}
if (this_walk_state->num_operands < obj_desc->method.param_count) {
- ACPI_ERROR((AE_INFO, "Missing argument for method [%4.4s]",
+ ACPI_ERROR((AE_INFO, "Missing argument(s) for method [%4.4s]",
acpi_ut_get_node_name(method_node)));
- return_ACPI_STATUS(AE_AML_UNINITIALIZED_ARG);
+ return_ACPI_STATUS(AE_AML_TOO_FEW_ARGUMENTS);
+ }
+
+ else if (this_walk_state->num_operands > obj_desc->method.param_count) {
+ ACPI_ERROR((AE_INFO, "Too many arguments for method [%4.4s]",
+ acpi_ut_get_node_name(method_node)));
+
+ return_ACPI_STATUS(AE_AML_TOO_MANY_ARGUMENTS);
}
/* Init for new method, possibly wait on method mutex */
@@ -546,14 +552,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
* Delete the operands on the previous walkstate operand stack
* (they were copied to new objects)
*/
- for (i = 0; i < obj_desc->method.param_count; i++) {
- acpi_ut_remove_reference(this_walk_state->operands[i]);
- this_walk_state->operands[i] = NULL;
- }
-
- /* Clear the operand stack */
-
- this_walk_state->num_operands = 0;
+ acpi_ds_clear_operands(this_walk_state);
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
"**** Begin nested execution of [%4.4s] **** WalkState=%p\n",
diff --git a/drivers/acpi/acpica/evglock.c b/drivers/acpi/acpica/evglock.c
index fa3e0d00d1ca..df2a4ab0e0da 100644
--- a/drivers/acpi/acpica/evglock.c
+++ b/drivers/acpi/acpica/evglock.c
@@ -42,6 +42,10 @@ acpi_status acpi_ev_init_global_lock_handler(void)
return_ACPI_STATUS(AE_OK);
}
+ if (!acpi_gbl_use_global_lock) {
+ return_ACPI_STATUS(AE_OK);
+ }
+
/* Attempt installation of the global lock handler */
status = acpi_install_fixed_event_handler(ACPI_EVENT_GLOBAL,
diff --git a/drivers/acpi/acpica/nswalk.c b/drivers/acpi/acpica/nswalk.c
index a2ac06a26e92..5670ff5a43cd 100644
--- a/drivers/acpi/acpica/nswalk.c
+++ b/drivers/acpi/acpica/nswalk.c
@@ -169,9 +169,12 @@ acpi_ns_walk_namespace(acpi_object_type type,
if (start_node == ACPI_ROOT_OBJECT) {
start_node = acpi_gbl_root_node;
- if (!start_node) {
- return_ACPI_STATUS(AE_NO_NAMESPACE);
- }
+ }
+
+ /* Avoid walking the namespace if the StartNode is NULL */
+
+ if (!start_node) {
+ return_ACPI_STATUS(AE_NO_NAMESPACE);
}
/* Null child means "get first node" */
diff --git a/drivers/acpi/acpica/psopinfo.c b/drivers/acpi/acpica/psopinfo.c
index 1c8044ffcb97..532ea307a675 100644
--- a/drivers/acpi/acpica/psopinfo.c
+++ b/drivers/acpi/acpica/psopinfo.c
@@ -34,7 +34,7 @@ static const u8 acpi_gbl_argument_count[] =
const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
{
-#ifdef ACPI_DEBUG_OUTPUT
+#if defined ACPI_ASL_COMPILER && defined ACPI_DEBUG_OUTPUT
const char *opcode_name = "Unknown AML opcode";
#endif
@@ -102,11 +102,11 @@ const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
default:
break;
}
-#endif
/* Unknown AML opcode */
ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%s [%4.4X]\n", opcode_name, opcode));
+#endif
return (&acpi_gbl_aml_op_info[_UNK]);
}
diff --git a/drivers/acpi/acpica/tbprint.c b/drivers/acpi/acpica/tbprint.c
index fd64460a2e26..e5631027f7f1 100644
--- a/drivers/acpi/acpica/tbprint.c
+++ b/drivers/acpi/acpica/tbprint.c
@@ -95,6 +95,11 @@ acpi_tb_print_table_header(acpi_physical_address address,
{
struct acpi_table_header local_header;
+#pragma GCC diagnostic push
+#if defined(__GNUC__) && __GNUC__ >= 11
+#pragma GCC diagnostic ignored "-Wstringop-overread"
+#endif
+
if (ACPI_COMPARE_NAMESEG(header->signature, ACPI_SIG_FACS)) {
/* FACS only has signature and length fields */
@@ -121,6 +126,14 @@ acpi_tb_print_table_header(acpi_physical_address address,
ACPI_CAST_PTR(struct acpi_table_rsdp,
header)->revision,
local_header.oem_id));
+ } else if (acpi_gbl_CDAT && !acpi_ut_valid_nameseg(header->signature)) {
+
+ /* CDAT does not use the common ACPI table header */
+
+ ACPI_INFO(("%-4.4s 0x%8.8X%8.8X %06X",
+ ACPI_SIG_CDAT, ACPI_FORMAT_UINT64(address),
+ ACPI_CAST_PTR(struct acpi_table_cdat,
+ header)->length));
} else {
/* Standard ACPI table with full common header */
@@ -135,4 +148,5 @@ acpi_tb_print_table_header(acpi_physical_address address,
local_header.asl_compiler_id,
local_header.asl_compiler_revision));
}
+#pragma GCC diagnostic pop
}
diff --git a/drivers/acpi/apei/einj-core.c b/drivers/acpi/apei/einj-core.c
index 2561b045acc7..305c240a303f 100644
--- a/drivers/acpi/apei/einj-core.c
+++ b/drivers/acpi/apei/einj-core.c
@@ -182,6 +182,7 @@ bool einj_initialized __ro_after_init;
static void __iomem *einj_param;
static u32 v5param_size;
+static u32 v66param_size;
static bool is_v2;
static void einj_exec_ctx_init(struct apei_exec_context *ctx)
@@ -283,6 +284,24 @@ static void check_vendor_extension(u64 paddr,
acpi_os_unmap_iomem(p, sizeof(v));
}
+static u32 einjv2_init(struct einjv2_extension_struct *e)
+{
+ if (e->revision != 1) {
+ pr_info("Unknown v2 extension revision %u\n", e->revision);
+ return 0;
+ }
+ if (e->length < sizeof(*e) || e->length > PAGE_SIZE) {
+ pr_info(FW_BUG "Bad1 v2 extension length %u\n", e->length);
+ return 0;
+ }
+ if ((e->length - sizeof(*e)) % sizeof(e->component_arr[0])) {
+ pr_info(FW_BUG "Bad2 v2 extension length %u\n", e->length);
+ return 0;
+ }
+
+ return (e->length - sizeof(*e)) / sizeof(e->component_arr[0]);
+}
+
static void __iomem *einj_get_parameter_address(void)
{
int i;
@@ -310,28 +329,21 @@ static void __iomem *einj_get_parameter_address(void)
v5param_size = sizeof(v5param);
p = acpi_os_map_iomem(pa_v5, sizeof(*p));
if (p) {
- int offset, len;
-
memcpy_fromio(&v5param, p, v5param_size);
acpi5 = 1;
check_vendor_extension(pa_v5, &v5param);
- if (is_v2 && available_error_type & ACPI65_EINJV2_SUPP) {
- len = v5param.einjv2_struct.length;
- offset = offsetof(struct einjv2_extension_struct, component_arr);
- max_nr_components = (len - offset) /
- sizeof(v5param.einjv2_struct.component_arr[0]);
- /*
- * The first call to acpi_os_map_iomem above does not include the
- * component array, instead it is used to read and calculate maximum
- * number of components supported by the system. Below, the mapping
- * is expanded to include the component array.
- */
+ if (available_error_type & ACPI65_EINJV2_SUPP) {
+ struct einjv2_extension_struct *e;
+
+ e = &v5param.einjv2_struct;
+ max_nr_components = einjv2_init(e);
+
+ /* remap including einjv2_extension_struct */
acpi_os_unmap_iomem(p, v5param_size);
- offset = offsetof(struct set_error_type_with_address, einjv2_struct);
- v5param_size = offset + struct_size(&v5param.einjv2_struct,
- component_arr, max_nr_components);
- p = acpi_os_map_iomem(pa_v5, v5param_size);
+ v66param_size = v5param_size - sizeof(*e) + e->length;
+ p = acpi_os_map_iomem(pa_v5, v66param_size);
}
+
return p;
}
}
@@ -527,6 +539,7 @@ static int __einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2,
u64 param3, u64 param4)
{
struct apei_exec_context ctx;
+ u32 param_size = is_v2 ? v66param_size : v5param_size;
u64 val, trigger_paddr, timeout = FIRMWARE_TIMEOUT;
int i, rc;
@@ -539,11 +552,11 @@ static int __einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2,
if (acpi5) {
struct set_error_type_with_address *v5param;
- v5param = kmalloc(v5param_size, GFP_KERNEL);
+ v5param = kmalloc(param_size, GFP_KERNEL);
if (!v5param)
return -ENOMEM;
- memcpy_fromio(v5param, einj_param, v5param_size);
+ memcpy_fromio(v5param, einj_param, param_size);
v5param->type = type;
if (type & ACPI5_VENDOR_BIT) {
switch (vendor_flags) {
@@ -601,7 +614,7 @@ static int __einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2,
break;
}
}
- memcpy_toio(einj_param, v5param, v5param_size);
+ memcpy_toio(einj_param, v5param, param_size);
kfree(v5param);
} else {
rc = apei_exec_run(&ctx, ACPI_EINJ_SET_ERROR_TYPE);
@@ -656,6 +669,43 @@ static int __einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2,
return rc;
}
+/* Allow almost all types of address except MMIO. */
+static bool is_allowed_range(u64 base_addr, u64 size)
+{
+ int i;
+ /*
+ * MMIO region is usually claimed with IORESOURCE_MEM + IORES_DESC_NONE.
+ * However, IORES_DESC_NONE is treated like a wildcard when we check if
+ * region intersects with known resource. So do an allow list check for
+ * IORES_DESCs that definitely or most likely not MMIO.
+ */
+ int non_mmio_desc[] = {
+ IORES_DESC_CRASH_KERNEL,
+ IORES_DESC_ACPI_TABLES,
+ IORES_DESC_ACPI_NV_STORAGE,
+ IORES_DESC_PERSISTENT_MEMORY,
+ IORES_DESC_PERSISTENT_MEMORY_LEGACY,
+ /* Treat IORES_DESC_DEVICE_PRIVATE_MEMORY as MMIO. */
+ IORES_DESC_RESERVED,
+ IORES_DESC_SOFT_RESERVED,
+ };
+
+ if (region_intersects(base_addr, size, IORESOURCE_SYSTEM_RAM, IORES_DESC_NONE)
+ == REGION_INTERSECTS)
+ return true;
+
+ for (i = 0; i < ARRAY_SIZE(non_mmio_desc); ++i) {
+ if (region_intersects(base_addr, size, IORESOURCE_MEM, non_mmio_desc[i])
+ == REGION_INTERSECTS)
+ return true;
+ }
+
+ if (arch_is_platform_page(base_addr))
+ return true;
+
+ return false;
+}
+
/* Inject the specified hardware error */
int einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2, u64 param3,
u64 param4)
@@ -702,19 +752,15 @@ int einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2, u64 param3,
* Disallow crazy address masks that give BIOS leeway to pick
* injection address almost anywhere. Insist on page or
* better granularity and that target address is normal RAM or
- * NVDIMM.
+ * as long as is not MMIO.
*/
base_addr = param1 & param2;
size = ~param2 + 1;
- if (((param2 & PAGE_MASK) != PAGE_MASK) ||
- ((region_intersects(base_addr, size, IORESOURCE_SYSTEM_RAM, IORES_DESC_NONE)
- != REGION_INTERSECTS) &&
- (region_intersects(base_addr, size, IORESOURCE_MEM, IORES_DESC_PERSISTENT_MEMORY)
- != REGION_INTERSECTS) &&
- (region_intersects(base_addr, size, IORESOURCE_MEM, IORES_DESC_SOFT_RESERVED)
- != REGION_INTERSECTS) &&
- !arch_is_platform_page(base_addr)))
+ if ((param2 & PAGE_MASK) != PAGE_MASK)
+ return -EINVAL;
+
+ if (!is_allowed_range(base_addr, size))
return -EINVAL;
if (is_zero_pfn(base_addr >> PAGE_SHIFT))
@@ -1099,9 +1145,14 @@ static void einj_remove(struct faux_device *fdev)
struct apei_exec_context ctx;
if (einj_param) {
- acpi_size size = (acpi5) ?
- v5param_size :
- sizeof(struct einj_parameter);
+ acpi_size size;
+
+ if (v66param_size)
+ size = v66param_size;
+ else if (acpi5)
+ size = v5param_size;
+ else
+ size = sizeof(struct einj_parameter);
acpi_os_unmap_iomem(einj_param, size);
if (vendor_errors.size)
diff --git a/drivers/acpi/apei/erst-dbg.c b/drivers/acpi/apei/erst-dbg.c
index 246076341e8c..ff0e8bf8e97a 100644
--- a/drivers/acpi/apei/erst-dbg.c
+++ b/drivers/acpi/apei/erst-dbg.c
@@ -60,9 +60,8 @@ static long erst_dbg_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
switch (cmd) {
case APEI_ERST_CLEAR_RECORD:
- rc = copy_from_user(&record_id, (void __user *)arg,
- sizeof(record_id));
- if (rc)
+ if (copy_from_user(&record_id, (void __user *)arg,
+ sizeof(record_id)))
return -EFAULT;
return erst_clear(record_id);
case APEI_ERST_GET_RECORD_COUNT:
@@ -175,8 +174,7 @@ static ssize_t erst_dbg_write(struct file *filp, const char __user *ubuf,
erst_dbg_buf = p;
erst_dbg_buf_len = usize;
}
- rc = copy_from_user(erst_dbg_buf, ubuf, usize);
- if (rc) {
+ if (copy_from_user(erst_dbg_buf, ubuf, usize)) {
rc = -EFAULT;
goto out;
}
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index a0d54993edb3..0dc767392a6c 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -22,6 +22,7 @@
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/acpi.h>
+#include <linux/bitfield.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
@@ -43,6 +44,7 @@
#include <linux/uuid.h>
#include <linux/ras.h>
#include <linux/task_work.h>
+#include <linux/vmcore_info.h>
#include <acpi/actbl1.h>
#include <acpi/ghes.h>
@@ -505,12 +507,6 @@ static bool ghes_do_memory_failure(u64 physical_addr, int flags)
return false;
pfn = PHYS_PFN(physical_addr);
- if (!pfn_valid(pfn) && !arch_is_platform_page(physical_addr)) {
- pr_warn_ratelimited(FW_WARN GHES_PFX
- "Invalid address in generic error data: %#llx\n",
- physical_addr);
- return false;
- }
if (flags == MF_ACTION_REQUIRED && current->mm) {
twcb = (void *)gen_pool_alloc(ghes_estatus_pool, sizeof(*twcb));
@@ -552,26 +548,25 @@ static bool ghes_handle_memory_failure(struct acpi_hest_generic_data *gdata,
}
static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata,
- int sev, bool sync)
+ int sev, bool sync)
{
struct cper_sec_proc_arm *err = acpi_hest_get_payload(gdata);
int flags = sync ? MF_ACTION_REQUIRED : 0;
+ char error_type[120];
bool queued = false;
int sec_sev, i;
char *p;
- log_arm_hw_error(err);
-
sec_sev = ghes_severity(gdata->error_severity);
+ log_arm_hw_error(err, sec_sev);
if (sev != GHES_SEV_RECOVERABLE || sec_sev != GHES_SEV_RECOVERABLE)
return false;
p = (char *)(err + 1);
for (i = 0; i < err->err_info_num; i++) {
struct cper_arm_err_info *err_info = (struct cper_arm_err_info *)p;
- bool is_cache = (err_info->type == CPER_ARM_CACHE_ERROR);
+ bool is_cache = err_info->type & CPER_ARM_CACHE_ERROR;
bool has_pa = (err_info->validation_bits & CPER_ARM_INFO_VALID_PHYSICAL_ADDR);
- const char *error_type = "unknown error";
/*
* The field (err_info->error_info & BIT(26)) is fixed to set to
@@ -585,12 +580,15 @@ static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata,
continue;
}
- if (err_info->type < ARRAY_SIZE(cper_proc_error_type_strs))
- error_type = cper_proc_error_type_strs[err_info->type];
+ cper_bits_to_str(error_type, sizeof(error_type),
+ FIELD_GET(CPER_ARM_ERR_TYPE_MASK, err_info->type),
+ cper_proc_error_type_strs,
+ ARRAY_SIZE(cper_proc_error_type_strs));
pr_warn_ratelimited(FW_WARN GHES_PFX
- "Unhandled processor error type: %s\n",
- error_type);
+ "Unhandled processor error type 0x%02x: %s%s\n",
+ err_info->type, error_type,
+ (err_info->type & ~CPER_ARM_ERR_TYPE_MASK) ? " with reserved bit(s)" : "");
p += err_info->length;
}
@@ -867,6 +865,40 @@ int cxl_cper_kfifo_get(struct cxl_cper_work_data *wd)
}
EXPORT_SYMBOL_NS_GPL(cxl_cper_kfifo_get, "CXL");
+static void ghes_log_hwerr(int sev, guid_t *sec_type)
+{
+ if (sev != CPER_SEV_RECOVERABLE)
+ return;
+
+ if (guid_equal(sec_type, &CPER_SEC_PROC_ARM) ||
+ guid_equal(sec_type, &CPER_SEC_PROC_GENERIC) ||
+ guid_equal(sec_type, &CPER_SEC_PROC_IA)) {
+ hwerr_log_error_type(HWERR_RECOV_CPU);
+ return;
+ }
+
+ if (guid_equal(sec_type, &CPER_SEC_CXL_PROT_ERR) ||
+ guid_equal(sec_type, &CPER_SEC_CXL_GEN_MEDIA_GUID) ||
+ guid_equal(sec_type, &CPER_SEC_CXL_DRAM_GUID) ||
+ guid_equal(sec_type, &CPER_SEC_CXL_MEM_MODULE_GUID)) {
+ hwerr_log_error_type(HWERR_RECOV_CXL);
+ return;
+ }
+
+ if (guid_equal(sec_type, &CPER_SEC_PCIE) ||
+ guid_equal(sec_type, &CPER_SEC_PCI_X_BUS)) {
+ hwerr_log_error_type(HWERR_RECOV_PCI);
+ return;
+ }
+
+ if (guid_equal(sec_type, &CPER_SEC_PLATFORM_MEM)) {
+ hwerr_log_error_type(HWERR_RECOV_MEMORY);
+ return;
+ }
+
+ hwerr_log_error_type(HWERR_RECOV_OTHERS);
+}
+
static void ghes_do_proc(struct ghes *ghes,
const struct acpi_hest_generic_status *estatus)
{
@@ -888,6 +920,7 @@ static void ghes_do_proc(struct ghes *ghes,
if (gdata->validation_bits & CPER_SEC_VALID_FRU_TEXT)
fru_text = gdata->fru_text;
+ ghes_log_hwerr(sev, sec_type);
if (guid_equal(sec_type, &CPER_SEC_PLATFORM_MEM)) {
struct cper_sec_mem_err *mem_err = acpi_hest_get_payload(gdata);
@@ -895,11 +928,9 @@ static void ghes_do_proc(struct ghes *ghes,
arch_apei_report_mem_error(sev, mem_err);
queued = ghes_handle_memory_failure(gdata, sev, sync);
- }
- else if (guid_equal(sec_type, &CPER_SEC_PCIE)) {
+ } else if (guid_equal(sec_type, &CPER_SEC_PCIE)) {
ghes_handle_aer(gdata);
- }
- else if (guid_equal(sec_type, &CPER_SEC_PROC_ARM)) {
+ } else if (guid_equal(sec_type, &CPER_SEC_PROC_ARM)) {
queued = ghes_handle_arm_hw_error(gdata, sev, sync);
} else if (guid_equal(sec_type, &CPER_SEC_CXL_PROT_ERR)) {
struct cxl_cper_sec_prot_err *prot_err = acpi_hest_get_payload(gdata);
@@ -1207,12 +1238,10 @@ static int ghes_notify_hed(struct notifier_block *this, unsigned long event,
int ret = NOTIFY_DONE;
spin_lock_irqsave(&ghes_notify_lock_irq, flags);
- rcu_read_lock();
list_for_each_entry_rcu(ghes, &ghes_hed, list) {
if (!ghes_proc(ghes))
ret = NOTIFY_OK;
}
- rcu_read_unlock();
spin_unlock_irqrestore(&ghes_notify_lock_irq, flags);
return ret;
diff --git a/drivers/acpi/arm64/Kconfig b/drivers/acpi/arm64/Kconfig
index b3ed6212244c..f2fd79f22e7d 100644
--- a/drivers/acpi/arm64/Kconfig
+++ b/drivers/acpi/arm64/Kconfig
@@ -21,3 +21,6 @@ config ACPI_AGDI
config ACPI_APMT
bool
+
+config ACPI_MPAM
+ bool
diff --git a/drivers/acpi/arm64/Makefile b/drivers/acpi/arm64/Makefile
index 05ecde9eaabe..9390b57cb564 100644
--- a/drivers/acpi/arm64/Makefile
+++ b/drivers/acpi/arm64/Makefile
@@ -4,6 +4,7 @@ obj-$(CONFIG_ACPI_APMT) += apmt.o
obj-$(CONFIG_ACPI_FFH) += ffh.o
obj-$(CONFIG_ACPI_GTDT) += gtdt.o
obj-$(CONFIG_ACPI_IORT) += iort.o
+obj-$(CONFIG_ACPI_MPAM) += mpam.o
obj-$(CONFIG_ACPI_PROCESSOR_IDLE) += cpuidle.o
obj-$(CONFIG_ARM_AMBA) += amba.o
obj-y += dma.o init.o
diff --git a/drivers/acpi/arm64/gtdt.c b/drivers/acpi/arm64/gtdt.c
index 70f8290b659d..ffc867bac2d6 100644
--- a/drivers/acpi/arm64/gtdt.c
+++ b/drivers/acpi/arm64/gtdt.c
@@ -303,40 +303,6 @@ error:
return -EINVAL;
}
-/**
- * acpi_arch_timer_mem_init() - Get the info of all GT blocks in GTDT table.
- * @timer_mem: The pointer to the array of struct arch_timer_mem for returning
- * the result of parsing. The element number of this array should
- * be platform_timer_count(the total number of platform timers).
- * @timer_count: It points to a integer variable which is used for storing the
- * number of GT blocks we have parsed.
- *
- * Return: 0 if success, -EINVAL/-ENODEV if error.
- */
-int __init acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem,
- int *timer_count)
-{
- int ret;
- void *platform_timer;
-
- *timer_count = 0;
- for_each_platform_timer(platform_timer) {
- if (is_timer_block(platform_timer)) {
- ret = gtdt_parse_timer_block(platform_timer, timer_mem);
- if (ret)
- return ret;
- timer_mem++;
- (*timer_count)++;
- }
- }
-
- if (*timer_count)
- pr_info("found %d memory-mapped timer block(s).\n",
- *timer_count);
-
- return 0;
-}
-
/*
* Initialize a SBSA generic Watchdog platform device info from GTDT
*/
@@ -388,11 +354,11 @@ static int __init gtdt_import_sbsa_gwdt(struct acpi_gtdt_watchdog *wd,
return 0;
}
-static int __init gtdt_sbsa_gwdt_init(void)
+static int __init gtdt_platform_timer_init(void)
{
void *platform_timer;
struct acpi_table_header *table;
- int ret, timer_count, gwdt_count = 0;
+ int ret, timer_count, gwdt_count = 0, mmio_timer_count = 0;
if (acpi_disabled)
return 0;
@@ -414,20 +380,41 @@ static int __init gtdt_sbsa_gwdt_init(void)
goto out_put_gtdt;
for_each_platform_timer(platform_timer) {
+ ret = 0;
+
if (is_non_secure_watchdog(platform_timer)) {
ret = gtdt_import_sbsa_gwdt(platform_timer, gwdt_count);
if (ret)
- break;
+ continue;
gwdt_count++;
+ } else if (is_timer_block(platform_timer)) {
+ struct arch_timer_mem atm = {};
+ struct platform_device *pdev;
+
+ ret = gtdt_parse_timer_block(platform_timer, &atm);
+ if (ret)
+ continue;
+
+ pdev = platform_device_register_data(NULL, "gtdt-arm-mmio-timer",
+ mmio_timer_count, &atm,
+ sizeof(atm));
+ if (IS_ERR(pdev)) {
+ pr_err("Can't register timer %d\n", mmio_timer_count);
+ continue;
+ }
+
+ mmio_timer_count++;
}
}
if (gwdt_count)
pr_info("found %d SBSA generic Watchdog(s).\n", gwdt_count);
+ if (mmio_timer_count)
+ pr_info("found %d Generic MMIO timer(s).\n", mmio_timer_count);
out_put_gtdt:
acpi_put_table(table);
return ret;
}
-device_initcall(gtdt_sbsa_gwdt_init);
+device_initcall(gtdt_platform_timer_init);
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index 98759d6199d3..65f0f56ad753 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -937,8 +937,10 @@ static u32 *iort_rmr_alloc_sids(u32 *sids, u32 count, u32 id_start,
new_sids = krealloc_array(sids, count + new_count,
sizeof(*new_sids), GFP_KERNEL);
- if (!new_sids)
+ if (!new_sids) {
+ kfree(sids);
return NULL;
+ }
for (i = count; i < total_count; i++)
new_sids[i] = id_start++;
diff --git a/drivers/acpi/arm64/mpam.c b/drivers/acpi/arm64/mpam.c
new file mode 100644
index 000000000000..84963a20c3e7
--- /dev/null
+++ b/drivers/acpi/arm64/mpam.c
@@ -0,0 +1,411 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2025 Arm Ltd.
+
+/* Parse the MPAM ACPI table feeding the discovered nodes into the driver */
+
+#define pr_fmt(fmt) "ACPI MPAM: " fmt
+
+#include <linux/acpi.h>
+#include <linux/arm_mpam.h>
+#include <linux/bits.h>
+#include <linux/cpu.h>
+#include <linux/cpumask.h>
+#include <linux/platform_device.h>
+
+#include <acpi/processor.h>
+
+/*
+ * Flags for acpi_table_mpam_msc.*_interrupt_flags.
+ * See 2.1.1 Interrupt Flags, Table 5, of DEN0065B_MPAM_ACPI_3.0-bet.
+ */
+#define ACPI_MPAM_MSC_IRQ_MODE BIT(0)
+#define ACPI_MPAM_MSC_IRQ_TYPE_MASK GENMASK(2, 1)
+#define ACPI_MPAM_MSC_IRQ_TYPE_WIRED 0
+#define ACPI_MPAM_MSC_IRQ_AFFINITY_TYPE_MASK BIT(3)
+#define ACPI_MPAM_MSC_IRQ_AFFINITY_TYPE_PROCESSOR 0
+#define ACPI_MPAM_MSC_IRQ_AFFINITY_TYPE_PROCESSOR_CONTAINER 1
+#define ACPI_MPAM_MSC_IRQ_AFFINITY_VALID BIT(4)
+
+/*
+ * Encodings for the MSC node body interface type field.
+ * See 2.1 MPAM MSC node, Table 4 of DEN0065B_MPAM_ACPI_3.0-bet.
+ */
+#define ACPI_MPAM_MSC_IFACE_MMIO 0x00
+#define ACPI_MPAM_MSC_IFACE_PCC 0x0a
+
+static bool _is_ppi_partition(u32 flags)
+{
+ u32 aff_type, is_ppi;
+ bool ret;
+
+ is_ppi = FIELD_GET(ACPI_MPAM_MSC_IRQ_AFFINITY_VALID, flags);
+ if (!is_ppi)
+ return false;
+
+ aff_type = FIELD_GET(ACPI_MPAM_MSC_IRQ_AFFINITY_TYPE_MASK, flags);
+ ret = (aff_type == ACPI_MPAM_MSC_IRQ_AFFINITY_TYPE_PROCESSOR_CONTAINER);
+ if (ret)
+ pr_err_once("Partitioned interrupts not supported\n");
+
+ return ret;
+}
+
+static int acpi_mpam_register_irq(struct platform_device *pdev,
+ u32 intid, u32 flags)
+{
+ int irq;
+ u32 int_type;
+ int trigger;
+
+ if (!intid)
+ return -EINVAL;
+
+ if (_is_ppi_partition(flags))
+ return -EINVAL;
+
+ trigger = FIELD_GET(ACPI_MPAM_MSC_IRQ_MODE, flags);
+ int_type = FIELD_GET(ACPI_MPAM_MSC_IRQ_TYPE_MASK, flags);
+ if (int_type != ACPI_MPAM_MSC_IRQ_TYPE_WIRED)
+ return -EINVAL;
+
+ irq = acpi_register_gsi(&pdev->dev, intid, trigger, ACPI_ACTIVE_HIGH);
+ if (irq < 0)
+ pr_err_once("Failed to register interrupt 0x%x with ACPI\n", intid);
+
+ return irq;
+}
+
+static void acpi_mpam_parse_irqs(struct platform_device *pdev,
+ struct acpi_mpam_msc_node *tbl_msc,
+ struct resource *res, int *res_idx)
+{
+ u32 flags, intid;
+ int irq;
+
+ intid = tbl_msc->overflow_interrupt;
+ flags = tbl_msc->overflow_interrupt_flags;
+ irq = acpi_mpam_register_irq(pdev, intid, flags);
+ if (irq > 0)
+ res[(*res_idx)++] = DEFINE_RES_IRQ_NAMED(irq, "overflow");
+
+ intid = tbl_msc->error_interrupt;
+ flags = tbl_msc->error_interrupt_flags;
+ irq = acpi_mpam_register_irq(pdev, intid, flags);
+ if (irq > 0)
+ res[(*res_idx)++] = DEFINE_RES_IRQ_NAMED(irq, "error");
+}
+
+static int acpi_mpam_parse_resource(struct mpam_msc *msc,
+ struct acpi_mpam_resource_node *res)
+{
+ int level, nid;
+ u32 cache_id;
+
+ switch (res->locator_type) {
+ case ACPI_MPAM_LOCATION_TYPE_PROCESSOR_CACHE:
+ cache_id = res->locator.cache_locator.cache_reference;
+ level = find_acpi_cache_level_from_id(cache_id);
+ if (level <= 0) {
+ pr_err_once("Bad level (%d) for cache with id %u\n", level, cache_id);
+ return -EINVAL;
+ }
+ return mpam_ris_create(msc, res->ris_index, MPAM_CLASS_CACHE,
+ level, cache_id);
+ case ACPI_MPAM_LOCATION_TYPE_MEMORY:
+ nid = pxm_to_node(res->locator.memory_locator.proximity_domain);
+ if (nid == NUMA_NO_NODE) {
+ pr_debug("Bad proximity domain %lld, using node 0 instead\n",
+ res->locator.memory_locator.proximity_domain);
+ nid = 0;
+ }
+ return mpam_ris_create(msc, res->ris_index, MPAM_CLASS_MEMORY,
+ MPAM_CLASS_ID_DEFAULT, nid);
+ default:
+ /* These get discovered later and are treated as unknown */
+ return 0;
+ }
+}
+
+int acpi_mpam_parse_resources(struct mpam_msc *msc,
+ struct acpi_mpam_msc_node *tbl_msc)
+{
+ int i, err;
+ char *ptr, *table_end;
+ struct acpi_mpam_resource_node *resource;
+
+ table_end = (char *)tbl_msc + tbl_msc->length;
+ ptr = (char *)(tbl_msc + 1);
+ for (i = 0; i < tbl_msc->num_resource_nodes; i++) {
+ u64 max_deps, remaining_table;
+
+ if (ptr + sizeof(*resource) > table_end)
+ return -EINVAL;
+
+ resource = (struct acpi_mpam_resource_node *)ptr;
+
+ remaining_table = table_end - ptr;
+ max_deps = remaining_table / sizeof(struct acpi_mpam_func_deps);
+ if (resource->num_functional_deps > max_deps) {
+ pr_debug("MSC has impossible number of functional dependencies\n");
+ return -EINVAL;
+ }
+
+ err = acpi_mpam_parse_resource(msc, resource);
+ if (err)
+ return err;
+
+ ptr += sizeof(*resource);
+ ptr += resource->num_functional_deps * sizeof(struct acpi_mpam_func_deps);
+ }
+
+ return 0;
+}
+
+/*
+ * Creates the device power management link and returns true if the
+ * acpi id is valid and usable for cpu affinity. This is the case
+ * when the linked device is a processor or a processor container.
+ */
+static bool __init parse_msc_pm_link(struct acpi_mpam_msc_node *tbl_msc,
+ struct platform_device *pdev,
+ u32 *acpi_id)
+{
+ char hid[sizeof(tbl_msc->hardware_id_linked_device) + 1] = { 0 };
+ bool acpi_id_valid = false;
+ struct acpi_device *buddy;
+ char uid[11];
+ int len;
+
+ memcpy(hid, &tbl_msc->hardware_id_linked_device,
+ sizeof(tbl_msc->hardware_id_linked_device));
+
+ if (!strcmp(hid, ACPI_PROCESSOR_CONTAINER_HID)) {
+ *acpi_id = tbl_msc->instance_id_linked_device;
+ acpi_id_valid = true;
+ }
+
+ len = snprintf(uid, sizeof(uid), "%u",
+ tbl_msc->instance_id_linked_device);
+ if (len >= sizeof(uid)) {
+ pr_debug("Failed to convert uid of device for power management.");
+ return acpi_id_valid;
+ }
+
+ buddy = acpi_dev_get_first_match_dev(hid, uid, -1);
+ if (buddy) {
+ device_link_add(&pdev->dev, &buddy->dev, DL_FLAG_STATELESS);
+ acpi_dev_put(buddy);
+ }
+
+ return acpi_id_valid;
+}
+
+static int decode_interface_type(struct acpi_mpam_msc_node *tbl_msc,
+ enum mpam_msc_iface *iface)
+{
+ switch (tbl_msc->interface_type) {
+ case ACPI_MPAM_MSC_IFACE_MMIO:
+ *iface = MPAM_IFACE_MMIO;
+ return 0;
+ case ACPI_MPAM_MSC_IFACE_PCC:
+ *iface = MPAM_IFACE_PCC;
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static struct platform_device * __init acpi_mpam_parse_msc(struct acpi_mpam_msc_node *tbl_msc)
+{
+ struct platform_device *pdev __free(platform_device_put) =
+ platform_device_alloc("mpam_msc", tbl_msc->identifier);
+ int next_res = 0, next_prop = 0, err;
+ /* pcc, nrdy, affinity and a sentinel */
+ struct property_entry props[4] = { 0 };
+ /* mmio, 2xirq, no sentinel. */
+ struct resource res[3] = { 0 };
+ struct acpi_device *companion;
+ enum mpam_msc_iface iface;
+ char uid[16];
+ u32 acpi_id;
+
+ if (!pdev)
+ return ERR_PTR(-ENOMEM);
+
+ /* Some power management is described in the namespace: */
+ err = snprintf(uid, sizeof(uid), "%u", tbl_msc->identifier);
+ if (err > 0 && err < sizeof(uid)) {
+ companion = acpi_dev_get_first_match_dev("ARMHAA5C", uid, -1);
+ if (companion) {
+ ACPI_COMPANION_SET(&pdev->dev, companion);
+ acpi_dev_put(companion);
+ } else {
+ pr_debug("MSC.%u: missing namespace entry\n", tbl_msc->identifier);
+ }
+ }
+
+ if (decode_interface_type(tbl_msc, &iface)) {
+ pr_debug("MSC.%u: unknown interface type\n", tbl_msc->identifier);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (iface == MPAM_IFACE_MMIO) {
+ res[next_res++] = DEFINE_RES_MEM_NAMED(tbl_msc->base_address,
+ tbl_msc->mmio_size,
+ "MPAM:MSC");
+ } else if (iface == MPAM_IFACE_PCC) {
+ props[next_prop++] = PROPERTY_ENTRY_U32("pcc-channel",
+ tbl_msc->base_address);
+ }
+
+ acpi_mpam_parse_irqs(pdev, tbl_msc, res, &next_res);
+
+ WARN_ON_ONCE(next_res > ARRAY_SIZE(res));
+ err = platform_device_add_resources(pdev, res, next_res);
+ if (err)
+ return ERR_PTR(err);
+
+ props[next_prop++] = PROPERTY_ENTRY_U32("arm,not-ready-us",
+ tbl_msc->max_nrdy_usec);
+
+ /*
+ * The MSC's CPU affinity is described via its linked power
+ * management device, but only if it points at a Processor or
+ * Processor Container.
+ */
+ if (parse_msc_pm_link(tbl_msc, pdev, &acpi_id))
+ props[next_prop++] = PROPERTY_ENTRY_U32("cpu_affinity", acpi_id);
+
+ WARN_ON_ONCE(next_prop > ARRAY_SIZE(props) - 1);
+ err = device_create_managed_software_node(&pdev->dev, props, NULL);
+ if (err)
+ return ERR_PTR(err);
+
+ /*
+ * Stash the table entry for acpi_mpam_parse_resources() to discover
+ * what this MSC controls.
+ */
+ err = platform_device_add_data(pdev, tbl_msc, tbl_msc->length);
+ if (err)
+ return ERR_PTR(err);
+
+ err = platform_device_add(pdev);
+ if (err)
+ return ERR_PTR(err);
+
+ return_ptr(pdev);
+}
+
+static int __init acpi_mpam_parse(void)
+{
+ char *table_end, *table_offset;
+ struct acpi_mpam_msc_node *tbl_msc;
+ struct platform_device *pdev;
+
+ if (acpi_disabled || !system_supports_mpam())
+ return 0;
+
+ struct acpi_table_header *table __free(acpi_put_table) =
+ acpi_get_table_pointer(ACPI_SIG_MPAM, 0);
+
+ if (IS_ERR(table))
+ return 0;
+
+ if (table->revision < 1) {
+ pr_debug("MPAM ACPI table revision %d not supported\n", table->revision);
+ return 0;
+ }
+
+ table_offset = (char *)(table + 1);
+ table_end = (char *)table + table->length;
+
+ while (table_offset < table_end) {
+ tbl_msc = (struct acpi_mpam_msc_node *)table_offset;
+ if (table_offset + sizeof(*tbl_msc) > table_end ||
+ table_offset + tbl_msc->length > table_end) {
+ pr_err("MSC entry overlaps end of ACPI table\n");
+ return -EINVAL;
+ }
+ table_offset += tbl_msc->length;
+
+ /*
+ * If any of the reserved fields are set, make no attempt to
+ * parse the MSC structure. This MSC will still be counted by
+ * acpi_mpam_count_msc(), meaning the MPAM driver can't probe
+ * against all MSC, and will never be enabled. There is no way
+ * to enable it safely, because we cannot determine safe
+ * system-wide partid and pmg ranges in this situation.
+ */
+ if (tbl_msc->reserved || tbl_msc->reserved1 || tbl_msc->reserved2) {
+ pr_err_once("Unrecognised MSC, MPAM not usable\n");
+ pr_debug("MSC.%u: reserved field set\n", tbl_msc->identifier);
+ continue;
+ }
+
+ if (!tbl_msc->mmio_size) {
+ pr_debug("MSC.%u: marked as disabled\n", tbl_msc->identifier);
+ continue;
+ }
+
+ pdev = acpi_mpam_parse_msc(tbl_msc);
+ if (IS_ERR(pdev))
+ return PTR_ERR(pdev);
+ }
+
+ return 0;
+}
+
+/**
+ * acpi_mpam_count_msc() - Count the number of MSC described by firmware.
+ *
+ * Returns the number of MSCs, or zero for an error.
+ *
+ * This can be called before or in parallel with acpi_mpam_parse().
+ */
+int acpi_mpam_count_msc(void)
+{
+ char *table_end, *table_offset;
+ struct acpi_mpam_msc_node *tbl_msc;
+ int count = 0;
+
+ if (acpi_disabled || !system_supports_mpam())
+ return 0;
+
+ struct acpi_table_header *table __free(acpi_put_table) =
+ acpi_get_table_pointer(ACPI_SIG_MPAM, 0);
+
+ if (IS_ERR(table))
+ return 0;
+
+ if (table->revision < 1)
+ return 0;
+
+ table_offset = (char *)(table + 1);
+ table_end = (char *)table + table->length;
+
+ while (table_offset < table_end) {
+ tbl_msc = (struct acpi_mpam_msc_node *)table_offset;
+
+ if (table_offset + sizeof(*tbl_msc) > table_end)
+ return -EINVAL;
+ if (tbl_msc->length < sizeof(*tbl_msc))
+ return -EINVAL;
+ if (tbl_msc->length > table_end - table_offset)
+ return -EINVAL;
+ table_offset += tbl_msc->length;
+
+ if (!tbl_msc->mmio_size)
+ continue;
+
+ count++;
+ }
+
+ return count;
+}
+
+/*
+ * Call after ACPI devices have been created, which happens behind acpi_scan_init()
+ * called from subsys_initcall(). PCC requires the mailbox driver, which is
+ * initialised from postcore_initcall().
+ */
+subsys_initcall_sync(acpi_mpam_parse);
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 6905b56bf3e4..34181fa52e93 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -91,8 +91,7 @@ enum {
};
struct acpi_battery {
- struct mutex lock;
- struct mutex sysfs_lock;
+ struct mutex update_lock;
struct power_supply *bat;
struct power_supply_desc bat_desc;
struct acpi_device *device;
@@ -535,11 +534,9 @@ static int acpi_battery_get_info(struct acpi_battery *battery)
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
acpi_status status = AE_ERROR;
- mutex_lock(&battery->lock);
status = acpi_evaluate_object(battery->device->handle,
use_bix ? "_BIX":"_BIF",
NULL, &buffer);
- mutex_unlock(&battery->lock);
if (ACPI_FAILURE(status)) {
acpi_handle_info(battery->device->handle,
@@ -576,11 +573,8 @@ static int acpi_battery_get_state(struct acpi_battery *battery)
msecs_to_jiffies(cache_time)))
return 0;
- mutex_lock(&battery->lock);
status = acpi_evaluate_object(battery->device->handle, "_BST",
NULL, &buffer);
- mutex_unlock(&battery->lock);
-
if (ACPI_FAILURE(status)) {
acpi_handle_info(battery->device->handle,
"_BST evaluation failed: %s",
@@ -628,11 +622,8 @@ static int acpi_battery_set_alarm(struct acpi_battery *battery)
!test_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags))
return -ENODEV;
- mutex_lock(&battery->lock);
status = acpi_execute_simple_method(battery->device->handle, "_BTP",
battery->alarm);
- mutex_unlock(&battery->lock);
-
if (ACPI_FAILURE(status))
return -ENODEV;
@@ -904,15 +895,12 @@ static int sysfs_add_battery(struct acpi_battery *battery)
static void sysfs_remove_battery(struct acpi_battery *battery)
{
- mutex_lock(&battery->sysfs_lock);
- if (!battery->bat) {
- mutex_unlock(&battery->sysfs_lock);
+ if (!battery->bat)
return;
- }
+
battery_hook_remove_battery(battery);
power_supply_unregister(battery->bat);
battery->bat = NULL;
- mutex_unlock(&battery->sysfs_lock);
}
static void find_battery(const struct dmi_header *dm, void *private)
@@ -1072,6 +1060,9 @@ static void acpi_battery_notify(acpi_handle handle, u32 event, void *data)
if (!battery)
return;
+
+ guard(mutex)(&battery->update_lock);
+
old = battery->bat;
/*
* On Acer Aspire V5-573G notifications are sometimes triggered too
@@ -1094,21 +1085,22 @@ static void acpi_battery_notify(acpi_handle handle, u32 event, void *data)
}
static int battery_notify(struct notifier_block *nb,
- unsigned long mode, void *_unused)
+ unsigned long mode, void *_unused)
{
struct acpi_battery *battery = container_of(nb, struct acpi_battery,
pm_nb);
- int result;
- switch (mode) {
- case PM_POST_HIBERNATION:
- case PM_POST_SUSPEND:
+ if (mode == PM_POST_SUSPEND || mode == PM_POST_HIBERNATION) {
+ guard(mutex)(&battery->update_lock);
+
if (!acpi_battery_present(battery))
return 0;
if (battery->bat) {
acpi_battery_refresh(battery);
} else {
+ int result;
+
result = acpi_battery_get_info(battery);
if (result)
return result;
@@ -1120,7 +1112,6 @@ static int battery_notify(struct notifier_block *nb,
acpi_battery_init_alarm(battery);
acpi_battery_get_state(battery);
- break;
}
return 0;
@@ -1198,6 +1189,8 @@ static int acpi_battery_update_retry(struct acpi_battery *battery)
{
int retry, ret;
+ guard(mutex)(&battery->update_lock);
+
for (retry = 5; retry; retry--) {
ret = acpi_battery_update(battery, false);
if (!ret)
@@ -1208,6 +1201,13 @@ static int acpi_battery_update_retry(struct acpi_battery *battery)
return ret;
}
+static void sysfs_battery_cleanup(struct acpi_battery *battery)
+{
+ guard(mutex)(&battery->update_lock);
+
+ sysfs_remove_battery(battery);
+}
+
static int acpi_battery_add(struct acpi_device *device)
{
int result = 0;
@@ -1226,11 +1226,8 @@ static int acpi_battery_add(struct acpi_device *device)
strscpy(acpi_device_name(device), ACPI_BATTERY_DEVICE_NAME);
strscpy(acpi_device_class(device), ACPI_BATTERY_CLASS);
device->driver_data = battery;
- result = devm_mutex_init(&device->dev, &battery->lock);
- if (result)
- return result;
- result = devm_mutex_init(&device->dev, &battery->sysfs_lock);
+ result = devm_mutex_init(&device->dev, &battery->update_lock);
if (result)
return result;
@@ -1262,7 +1259,7 @@ fail_pm:
device_init_wakeup(&device->dev, 0);
unregister_pm_notifier(&battery->pm_nb);
fail:
- sysfs_remove_battery(battery);
+ sysfs_battery_cleanup(battery);
return result;
}
@@ -1281,6 +1278,9 @@ static void acpi_battery_remove(struct acpi_device *device)
device_init_wakeup(&device->dev, 0);
unregister_pm_notifier(&battery->pm_nb);
+
+ guard(mutex)(&battery->update_lock);
+
sysfs_remove_battery(battery);
}
@@ -1297,6 +1297,9 @@ static int acpi_battery_resume(struct device *dev)
return -EINVAL;
battery->update_time = 0;
+
+ guard(mutex)(&battery->update_lock);
+
acpi_battery_update(battery, true);
return 0;
}
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 0a7026040188..3c6dd9b4ba0a 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -619,8 +619,10 @@ static int acpi_button_add(struct acpi_device *device)
input_set_drvdata(input, device);
error = input_register_device(input);
- if (error)
+ if (error) {
+ input_free_device(input);
goto err_remove_fs;
+ }
switch (device->device_type) {
case ACPI_BUS_TYPE_POWER_BUTTON:
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 6b649031808f..3bdeeee3414e 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -460,7 +460,7 @@ bool acpi_cpc_valid(void)
if (acpi_disabled)
return false;
- for_each_present_cpu(cpu) {
+ for_each_online_cpu(cpu) {
cpc_ptr = per_cpu(cpc_desc_ptr, cpu);
if (!cpc_ptr)
return false;
@@ -476,7 +476,7 @@ bool cppc_allow_fast_switch(void)
struct cpc_desc *cpc_ptr;
int cpu;
- for_each_present_cpu(cpu) {
+ for_each_online_cpu(cpu) {
cpc_ptr = per_cpu(cpc_desc_ptr, cpu);
desired_reg = &cpc_ptr->cpc_regs[DESIRED_PERF];
if (!CPC_IN_SYSTEM_MEMORY(desired_reg) &&
@@ -750,7 +750,7 @@ int acpi_cppc_processor_probe(struct acpi_processor *pr)
}
/*
- * Disregard _CPC if the number of entries in the return pachage is not
+ * Disregard _CPC if the number of entries in the return package is not
* as expected, but support future revisions being proper supersets of
* the v3 and only causing more entries to be returned by _CPC.
*/
@@ -1435,7 +1435,7 @@ bool cppc_perf_ctrs_in_pcc(void)
{
int cpu;
- for_each_present_cpu(cpu) {
+ for_each_online_cpu(cpu) {
struct cpc_register_resource *ref_perf_reg;
struct cpc_desc *cpc_desc;
@@ -1876,7 +1876,7 @@ EXPORT_SYMBOL_GPL(cppc_set_perf);
* If desired_reg is in the SystemMemory or SystemIo ACPI address space,
* then assume there is no latency.
*/
-unsigned int cppc_get_transition_latency(int cpu_num)
+int cppc_get_transition_latency(int cpu_num)
{
/*
* Expected transition latency is based on the PCCT timing values
@@ -1889,31 +1889,29 @@ unsigned int cppc_get_transition_latency(int cpu_num)
* completion of a command before issuing the next command,
* in microseconds.
*/
- unsigned int latency_ns = 0;
struct cpc_desc *cpc_desc;
struct cpc_register_resource *desired_reg;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu_num);
struct cppc_pcc_data *pcc_ss_data;
+ int latency_ns = 0;
cpc_desc = per_cpu(cpc_desc_ptr, cpu_num);
if (!cpc_desc)
- return CPUFREQ_ETERNAL;
+ return -ENODATA;
desired_reg = &cpc_desc->cpc_regs[DESIRED_PERF];
if (CPC_IN_SYSTEM_MEMORY(desired_reg) || CPC_IN_SYSTEM_IO(desired_reg))
return 0;
- else if (!CPC_IN_PCC(desired_reg))
- return CPUFREQ_ETERNAL;
- if (pcc_ss_id < 0)
- return CPUFREQ_ETERNAL;
+ if (!CPC_IN_PCC(desired_reg) || pcc_ss_id < 0)
+ return -ENODATA;
pcc_ss_data = pcc_data[pcc_ss_id];
if (pcc_ss_data->pcc_mpar)
latency_ns = 60 * (1000 * 1000 * 1000 / pcc_ss_data->pcc_mpar);
- latency_ns = max(latency_ns, pcc_ss_data->pcc_nominal * 1000);
- latency_ns = max(latency_ns, pcc_ss_data->pcc_mrtt * 1000);
+ latency_ns = max_t(int, latency_ns, pcc_ss_data->pcc_nominal * 1000);
+ latency_ns = max_t(int, latency_ns, pcc_ss_data->pcc_mrtt * 1000);
return latency_ns;
}
diff --git a/drivers/acpi/device_sysfs.c b/drivers/acpi/device_sysfs.c
index 3961fc47152c..cd199fbe4dc9 100644
--- a/drivers/acpi/device_sysfs.c
+++ b/drivers/acpi/device_sysfs.c
@@ -464,7 +464,7 @@ static ssize_t description_show(struct device *dev,
buf[result++] = '\n';
- kfree(str_obj);
+ ACPI_FREE(str_obj);
return result;
}
diff --git a/drivers/acpi/dptf/Makefile b/drivers/acpi/dptf/Makefile
index 297340682f66..e912a3be1d28 100644
--- a/drivers/acpi/dptf/Makefile
+++ b/drivers/acpi/dptf/Makefile
@@ -1,4 +1,3 @@
# SPDX-License-Identifier: GPL-2.0-only
-obj-$(CONFIG_ACPI) += int340x_thermal.o
obj-$(CONFIG_DPTF_POWER) += dptf_power.o
obj-$(CONFIG_DPTF_PCH_FIVR) += dptf_pch_fivr.o
diff --git a/drivers/acpi/dptf/dptf_pch_fivr.c b/drivers/acpi/dptf/dptf_pch_fivr.c
index 952216c67d58..8d7e555929d3 100644
--- a/drivers/acpi/dptf/dptf_pch_fivr.c
+++ b/drivers/acpi/dptf/dptf_pch_fivr.c
@@ -41,7 +41,7 @@ static int pch_fivr_read(acpi_handle handle, char *method, struct pch_fivr_resp
ret = 0;
release_buffer:
- kfree(buffer.pointer);
+ ACPI_FREE(buffer.pointer);
return ret;
}
diff --git a/drivers/acpi/dptf/dptf_power.c b/drivers/acpi/dptf/dptf_power.c
index 776914f31b9e..55ccbb8ddbe3 100644
--- a/drivers/acpi/dptf/dptf_power.c
+++ b/drivers/acpi/dptf/dptf_power.c
@@ -240,6 +240,8 @@ static const struct acpi_device_id int3407_device_ids[] = {
{"INTC10D9", 0},
{"INTC1100", 0},
{"INTC1101", 0},
+ {"INTC10F7", 0},
+ {"INTC10F8", 0},
{"", 0},
};
MODULE_DEVICE_TABLE(acpi, int3407_device_ids);
diff --git a/drivers/acpi/dptf/int340x_thermal.c b/drivers/acpi/dptf/int340x_thermal.c
deleted file mode 100644
index a222df059a16..000000000000
--- a/drivers/acpi/dptf/int340x_thermal.c
+++ /dev/null
@@ -1,94 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * ACPI support for int340x thermal drivers
- *
- * Copyright (C) 2014, Intel Corporation
- * Authors: Zhang Rui <rui.zhang@intel.com>
- */
-
-#include <linux/acpi.h>
-#include <linux/module.h>
-
-#include "../internal.h"
-
-#define INT3401_DEVICE 0X01
-static const struct acpi_device_id int340x_thermal_device_ids[] = {
- {"INT3400"},
- {"INT3401", INT3401_DEVICE},
- {"INT3402"},
- {"INT3403"},
- {"INT3404"},
- {"INT3406"},
- {"INT3407"},
- {"INT3408"},
- {"INT3409"},
- {"INT340A"},
- {"INT340B"},
- {"INT3532"},
- {"INTC1040"},
- {"INTC1041"},
- {"INTC1042"},
- {"INTC1043"},
- {"INTC1044"},
- {"INTC1045"},
- {"INTC1046"},
- {"INTC1047"},
- {"INTC1048"},
- {"INTC1049"},
- {"INTC1050"},
- {"INTC1060"},
- {"INTC1061"},
- {"INTC1062"},
- {"INTC1063"},
- {"INTC1064"},
- {"INTC1065"},
- {"INTC1066"},
- {"INTC1068"},
- {"INTC1069"},
- {"INTC106A"},
- {"INTC106B"},
- {"INTC106C"},
- {"INTC106D"},
- {"INTC10A0"},
- {"INTC10A1"},
- {"INTC10A2"},
- {"INTC10A3"},
- {"INTC10A4"},
- {"INTC10A5"},
- {"INTC10D4"},
- {"INTC10D5"},
- {"INTC10D6"},
- {"INTC10D7"},
- {"INTC10D8"},
- {"INTC10D9"},
- {"INTC10FC"},
- {"INTC10FD"},
- {"INTC10FE"},
- {"INTC10FF"},
- {"INTC1100"},
- {"INTC1101"},
- {"INTC1102"},
- {""},
-};
-
-static int int340x_thermal_handler_attach(struct acpi_device *adev,
- const struct acpi_device_id *id)
-{
- if (IS_ENABLED(CONFIG_INT340X_THERMAL))
- acpi_create_platform_device(adev, NULL);
- /* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
- else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
- id->driver_data == INT3401_DEVICE)
- acpi_create_platform_device(adev, NULL);
- return 1;
-}
-
-static struct acpi_scan_handler int340x_thermal_handler = {
- .ids = int340x_thermal_device_ids,
- .attach = int340x_thermal_handler_attach,
-};
-
-void __init acpi_int340x_thermal_init(void)
-{
- acpi_scan_add_handler(&int340x_thermal_handler);
-}
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 7855bbf752b1..59b3d50ff01e 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -2294,7 +2294,8 @@ static int acpi_ec_init_workqueues(void)
ec_wq = alloc_ordered_workqueue("kec", 0);
if (!ec_query_wq)
- ec_query_wq = alloc_workqueue("kec_query", 0, ec_max_queries);
+ ec_query_wq = alloc_workqueue("kec_query", WQ_PERCPU,
+ ec_max_queries);
if (!ec_wq || !ec_query_wq) {
acpi_ec_destroy_workqueues();
diff --git a/drivers/acpi/fan.h b/drivers/acpi/fan.h
index 8a28a72a7c6a..97ce3212edf3 100644
--- a/drivers/acpi/fan.h
+++ b/drivers/acpi/fan.h
@@ -11,6 +11,7 @@
#define _ACPI_FAN_H_
#include <linux/kconfig.h>
+#include <linux/limits.h>
#define ACPI_FAN_DEVICE_IDS \
{"INT3404", }, /* Fan */ \
@@ -21,6 +22,7 @@
{"INTC10A2", }, /* Fan for Raptor Lake generation */ \
{"INTC10D6", }, /* Fan for Panther Lake generation */ \
{"INTC10FE", }, /* Fan for Wildcat Lake generation */ \
+ {"INTC10F5", }, /* Fan for Nova Lake generation */ \
{"PNP0C0B", } /* Generic ACPI fan */
#define ACPI_FPS_NAME_LEN 20
@@ -49,24 +51,64 @@ struct acpi_fan_fst {
};
struct acpi_fan {
+ acpi_handle handle;
bool acpi4;
bool has_fst;
struct acpi_fan_fif fif;
struct acpi_fan_fps *fps;
int fps_count;
+ /* A value of 0 means that trippoint-related functions are not supported */
+ u32 fan_trip_granularity;
+#if IS_REACHABLE(CONFIG_HWMON)
+ struct device *hdev;
+#endif
struct thermal_cooling_device *cdev;
struct device_attribute fst_speed;
struct device_attribute fine_grain_control;
};
-int acpi_fan_get_fst(struct acpi_device *device, struct acpi_fan_fst *fst);
+/**
+ * acpi_fan_speed_valid - Check if fan speed value is valid
+ * @speeed: Speed value returned by the ACPI firmware
+ *
+ * Check if the fan speed value returned by the ACPI firmware is valid. This function is
+ * necessary as ACPI firmware implementations can return 0xFFFFFFFF to signal that the
+ * ACPI fan does not support speed reporting. Additionally, some buggy ACPI firmware
+ * implementations return a value larger than the 32-bit integer value defined by
+ * the ACPI specification when using placeholder values. Such invalid values are also
+ * detected by this function.
+ *
+ * Returns: True if the fan speed value is valid, false otherwise.
+ */
+static inline bool acpi_fan_speed_valid(u64 speed)
+{
+ return speed < U32_MAX;
+}
+
+/**
+ * acpi_fan_power_valid - Check if fan power value is valid
+ * @power: Power value returned by the ACPI firmware
+ *
+ * Check if the fan power value returned by the ACPI firmware is valid.
+ * See acpi_fan_speed_valid() for details.
+ *
+ * Returns: True if the fan power value is valid, false otherwise.
+ */
+static inline bool acpi_fan_power_valid(u64 power)
+{
+ return power < U32_MAX;
+}
+
+int acpi_fan_get_fst(acpi_handle handle, struct acpi_fan_fst *fst);
int acpi_fan_create_attributes(struct acpi_device *device);
void acpi_fan_delete_attributes(struct acpi_device *device);
#if IS_REACHABLE(CONFIG_HWMON)
-int devm_acpi_fan_create_hwmon(struct acpi_device *device);
+int devm_acpi_fan_create_hwmon(struct device *dev);
+void acpi_fan_notify_hwmon(struct device *dev);
#else
-static inline int devm_acpi_fan_create_hwmon(struct acpi_device *device) { return 0; };
+static inline int devm_acpi_fan_create_hwmon(struct device *dev) { return 0; };
+static inline void acpi_fan_notify_hwmon(struct device *dev) { };
#endif
#endif
diff --git a/drivers/acpi/fan_attr.c b/drivers/acpi/fan_attr.c
index c1afb7b5ed3d..9b7fa52f3c2a 100644
--- a/drivers/acpi/fan_attr.c
+++ b/drivers/acpi/fan_attr.c
@@ -55,7 +55,7 @@ static ssize_t show_fan_speed(struct device *dev, struct device_attribute *attr,
struct acpi_fan_fst fst;
int status;
- status = acpi_fan_get_fst(acpi_dev, &fst);
+ status = acpi_fan_get_fst(acpi_dev->handle, &fst);
if (status)
return status;
diff --git a/drivers/acpi/fan_core.c b/drivers/acpi/fan_core.c
index 095502086b41..fb08b8549ed7 100644
--- a/drivers/acpi/fan_core.c
+++ b/drivers/acpi/fan_core.c
@@ -7,11 +7,16 @@
* Copyright (C) 2022 Intel Corporation. All rights reserved.
*/
+#include <linux/bits.h>
#include <linux/kernel.h>
+#include <linux/limits.h>
+#include <linux/math.h>
+#include <linux/math64.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/uaccess.h>
+#include <linux/uuid.h>
#include <linux/thermal.h>
#include <linux/acpi.h>
#include <linux/platform_device.h>
@@ -19,6 +24,26 @@
#include "fan.h"
+#define ACPI_FAN_NOTIFY_STATE_CHANGED 0x80
+
+/*
+ * Defined inside the "Fan Noise Signal" section at
+ * https://learn.microsoft.com/en-us/windows-hardware/design/device-experiences/design-guide.
+ */
+static const guid_t acpi_fan_microsoft_guid = GUID_INIT(0xA7611840, 0x99FE, 0x41AE, 0xA4, 0x88,
+ 0x35, 0xC7, 0x59, 0x26, 0xC8, 0xEB);
+#define ACPI_FAN_DSM_GET_TRIP_POINT_GRANULARITY 1
+#define ACPI_FAN_DSM_SET_TRIP_POINTS 2
+#define ACPI_FAN_DSM_GET_OPERATING_RANGES 3
+
+/*
+ * Ensures that fans with a very low trip point granularity
+ * do not send too many notifications.
+ */
+static uint min_trip_distance = 100;
+module_param(min_trip_distance, uint, 0);
+MODULE_PARM_DESC(min_trip_distance, "Minimum distance between fan speed trip points in RPM");
+
static const struct acpi_device_id fan_device_ids[] = {
ACPI_FAN_DEVICE_IDS,
{"", 0},
@@ -44,25 +69,30 @@ static int fan_get_max_state(struct thermal_cooling_device *cdev, unsigned long
return 0;
}
-int acpi_fan_get_fst(struct acpi_device *device, struct acpi_fan_fst *fst)
+int acpi_fan_get_fst(acpi_handle handle, struct acpi_fan_fst *fst)
{
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
acpi_status status;
int ret = 0;
- status = acpi_evaluate_object(device->handle, "_FST", NULL, &buffer);
- if (ACPI_FAILURE(status)) {
- dev_err(&device->dev, "Get fan state failed\n");
- return -ENODEV;
- }
+ status = acpi_evaluate_object(handle, "_FST", NULL, &buffer);
+ if (ACPI_FAILURE(status))
+ return -EIO;
obj = buffer.pointer;
- if (!obj || obj->type != ACPI_TYPE_PACKAGE ||
- obj->package.count != 3 ||
- obj->package.elements[1].type != ACPI_TYPE_INTEGER) {
- dev_err(&device->dev, "Invalid _FST data\n");
- ret = -EINVAL;
+ if (!obj)
+ return -ENODATA;
+
+ if (obj->type != ACPI_TYPE_PACKAGE || obj->package.count != 3) {
+ ret = -EPROTO;
+ goto err;
+ }
+
+ if (obj->package.elements[0].type != ACPI_TYPE_INTEGER ||
+ obj->package.elements[1].type != ACPI_TYPE_INTEGER ||
+ obj->package.elements[2].type != ACPI_TYPE_INTEGER) {
+ ret = -EPROTO;
goto err;
}
@@ -81,7 +111,7 @@ static int fan_get_state_acpi4(struct acpi_device *device, unsigned long *state)
struct acpi_fan_fst fst;
int status, i;
- status = acpi_fan_get_fst(device, &fst);
+ status = acpi_fan_get_fst(device->handle, &fst);
if (status)
return status;
@@ -203,18 +233,6 @@ static const struct thermal_cooling_device_ops fan_cooling_ops = {
* --------------------------------------------------------------------------
*/
-static bool acpi_fan_has_fst(struct acpi_device *device)
-{
- return acpi_has_method(device->handle, "_FST");
-}
-
-static bool acpi_fan_is_acpi4(struct acpi_device *device)
-{
- return acpi_has_method(device->handle, "_FIF") &&
- acpi_has_method(device->handle, "_FPS") &&
- acpi_has_method(device->handle, "_FSL");
-}
-
static int acpi_fan_get_fif(struct acpi_device *device)
{
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
@@ -315,6 +333,182 @@ err:
return status;
}
+static int acpi_fan_dsm_init(struct device *dev)
+{
+ union acpi_object dummy = {
+ .package = {
+ .type = ACPI_TYPE_PACKAGE,
+ .count = 0,
+ .elements = NULL,
+ },
+ };
+ struct acpi_fan *fan = dev_get_drvdata(dev);
+ union acpi_object *obj;
+ int ret = 0;
+
+ if (!acpi_check_dsm(fan->handle, &acpi_fan_microsoft_guid, 0,
+ BIT(ACPI_FAN_DSM_GET_TRIP_POINT_GRANULARITY) |
+ BIT(ACPI_FAN_DSM_SET_TRIP_POINTS)))
+ return 0;
+
+ dev_info(dev, "Using Microsoft fan extensions\n");
+
+ obj = acpi_evaluate_dsm_typed(fan->handle, &acpi_fan_microsoft_guid, 0,
+ ACPI_FAN_DSM_GET_TRIP_POINT_GRANULARITY, &dummy,
+ ACPI_TYPE_INTEGER);
+ if (!obj)
+ return -EIO;
+
+ if (obj->integer.value > U32_MAX)
+ ret = -EOVERFLOW;
+ else
+ fan->fan_trip_granularity = obj->integer.value;
+
+ kfree(obj);
+
+ return ret;
+}
+
+static int acpi_fan_dsm_set_trip_points(struct device *dev, u64 upper, u64 lower)
+{
+ union acpi_object args[2] = {
+ {
+ .integer = {
+ .type = ACPI_TYPE_INTEGER,
+ .value = lower,
+ },
+ },
+ {
+ .integer = {
+ .type = ACPI_TYPE_INTEGER,
+ .value = upper,
+ },
+ },
+ };
+ struct acpi_fan *fan = dev_get_drvdata(dev);
+ union acpi_object in = {
+ .package = {
+ .type = ACPI_TYPE_PACKAGE,
+ .count = ARRAY_SIZE(args),
+ .elements = args,
+ },
+ };
+ union acpi_object *obj;
+
+ obj = acpi_evaluate_dsm(fan->handle, &acpi_fan_microsoft_guid, 0,
+ ACPI_FAN_DSM_SET_TRIP_POINTS, &in);
+ kfree(obj);
+
+ return 0;
+}
+
+static int acpi_fan_dsm_start(struct device *dev)
+{
+ struct acpi_fan *fan = dev_get_drvdata(dev);
+ int ret;
+
+ if (!fan->fan_trip_granularity)
+ return 0;
+
+ /*
+ * Some firmware implementations only update the values returned by the
+ * _FST control method when a notification is received. This usually
+ * works with Microsoft Windows as setting up trip points will keep
+ * triggering said notifications, but will cause issues when using _FST
+ * without the Microsoft-specific trip point extension.
+ *
+ * Because of this, an initial notification needs to be triggered to
+ * start the cycle of trip points updates. This is achieved by setting
+ * the trip points sequencially to two separate ranges. As by the
+ * Microsoft specification the firmware should trigger a notification
+ * immediately if the fan speed is outside the trip point range. This
+ * _should_ result in at least one notification as both ranges do not
+ * overlap, meaning that the current fan speed needs to be outside at
+ * least one range.
+ */
+ ret = acpi_fan_dsm_set_trip_points(dev, fan->fan_trip_granularity, 0);
+ if (ret < 0)
+ return ret;
+
+ return acpi_fan_dsm_set_trip_points(dev, fan->fan_trip_granularity * 3,
+ fan->fan_trip_granularity * 2);
+}
+
+static int acpi_fan_dsm_update_trips_points(struct device *dev, struct acpi_fan_fst *fst)
+{
+ struct acpi_fan *fan = dev_get_drvdata(dev);
+ u64 upper, lower;
+
+ if (!fan->fan_trip_granularity)
+ return 0;
+
+ if (!acpi_fan_speed_valid(fst->speed))
+ return -EINVAL;
+
+ upper = roundup_u64(fst->speed + min_trip_distance, fan->fan_trip_granularity);
+ if (fst->speed <= min_trip_distance) {
+ lower = 0;
+ } else {
+ /*
+ * Valid fan speed values cannot be larger than 32 bit, so
+ * we can safely assume that no overflow will happen here.
+ */
+ lower = rounddown((u32)fst->speed - min_trip_distance, fan->fan_trip_granularity);
+ }
+
+ return acpi_fan_dsm_set_trip_points(dev, upper, lower);
+}
+
+static void acpi_fan_notify_handler(acpi_handle handle, u32 event, void *context)
+{
+ struct device *dev = context;
+ struct acpi_fan_fst fst;
+ int ret;
+
+ switch (event) {
+ case ACPI_FAN_NOTIFY_STATE_CHANGED:
+ /*
+ * The ACPI specification says that we must evaluate _FST when we
+ * receive an ACPI event indicating that the fan state has changed.
+ */
+ ret = acpi_fan_get_fst(handle, &fst);
+ if (ret < 0) {
+ dev_err(dev, "Error retrieving current fan status: %d\n", ret);
+ } else {
+ ret = acpi_fan_dsm_update_trips_points(dev, &fst);
+ if (ret < 0)
+ dev_err(dev, "Failed to update trip points: %d\n", ret);
+ }
+
+ acpi_fan_notify_hwmon(dev);
+ acpi_bus_generate_netlink_event("fan", dev_name(dev), event, 0);
+ break;
+ default:
+ dev_dbg(dev, "Unsupported ACPI notification 0x%x\n", event);
+ break;
+ }
+}
+
+static void acpi_fan_notify_remove(void *data)
+{
+ struct acpi_fan *fan = data;
+
+ acpi_remove_notify_handler(fan->handle, ACPI_DEVICE_NOTIFY, acpi_fan_notify_handler);
+}
+
+static int devm_acpi_fan_notify_init(struct device *dev)
+{
+ struct acpi_fan *fan = dev_get_drvdata(dev);
+ acpi_status status;
+
+ status = acpi_install_notify_handler(fan->handle, ACPI_DEVICE_NOTIFY,
+ acpi_fan_notify_handler, dev);
+ if (ACPI_FAILURE(status))
+ return -EIO;
+
+ return devm_add_action_or_reset(dev, acpi_fan_notify_remove, fan);
+}
+
static int acpi_fan_probe(struct platform_device *pdev)
{
int result = 0;
@@ -323,17 +517,24 @@ static int acpi_fan_probe(struct platform_device *pdev)
struct acpi_device *device = ACPI_COMPANION(&pdev->dev);
char *name;
+ if (!device)
+ return -ENODEV;
+
fan = devm_kzalloc(&pdev->dev, sizeof(*fan), GFP_KERNEL);
if (!fan) {
dev_err(&device->dev, "No memory for fan\n");
return -ENOMEM;
}
+
+ fan->handle = device->handle;
device->driver_data = fan;
platform_set_drvdata(pdev, fan);
- if (acpi_fan_has_fst(device)) {
+ if (acpi_has_method(device->handle, "_FST")) {
fan->has_fst = true;
- fan->acpi4 = acpi_fan_is_acpi4(device);
+ fan->acpi4 = acpi_has_method(device->handle, "_FIF") &&
+ acpi_has_method(device->handle, "_FPS") &&
+ acpi_has_method(device->handle, "_FSL");
}
if (fan->acpi4) {
@@ -347,10 +548,24 @@ static int acpi_fan_probe(struct platform_device *pdev)
}
if (fan->has_fst) {
- result = devm_acpi_fan_create_hwmon(device);
+ result = acpi_fan_dsm_init(&pdev->dev);
+ if (result)
+ return result;
+
+ result = devm_acpi_fan_create_hwmon(&pdev->dev);
if (result)
return result;
+ result = devm_acpi_fan_notify_init(&pdev->dev);
+ if (result)
+ return result;
+
+ result = acpi_fan_dsm_start(&pdev->dev);
+ if (result) {
+ dev_err(&pdev->dev, "Failed to start Microsoft fan extensions\n");
+ return result;
+ }
+
result = acpi_fan_create_attributes(device);
if (result)
return result;
@@ -436,8 +651,14 @@ static int acpi_fan_suspend(struct device *dev)
static int acpi_fan_resume(struct device *dev)
{
- int result;
struct acpi_fan *fan = dev_get_drvdata(dev);
+ int result;
+
+ if (fan->has_fst) {
+ result = acpi_fan_dsm_start(dev);
+ if (result)
+ dev_err(dev, "Failed to start Microsoft fan extensions: %d\n", result);
+ }
if (fan->acpi4)
return 0;
diff --git a/drivers/acpi/fan_hwmon.c b/drivers/acpi/fan_hwmon.c
index e8d90605106e..d3374f8f524b 100644
--- a/drivers/acpi/fan_hwmon.c
+++ b/drivers/acpi/fan_hwmon.c
@@ -15,10 +15,6 @@
#include "fan.h"
-/* Returned when the ACPI fan does not support speed reporting */
-#define FAN_SPEED_UNAVAILABLE U32_MAX
-#define FAN_POWER_UNAVAILABLE U32_MAX
-
static struct acpi_fan_fps *acpi_fan_get_current_fps(struct acpi_fan *fan, u64 control)
{
unsigned int i;
@@ -77,7 +73,7 @@ static umode_t acpi_fan_hwmon_is_visible(const void *drvdata, enum hwmon_sensor_
* when the associated attribute should not be created.
*/
for (i = 0; i < fan->fps_count; i++) {
- if (fan->fps[i].power != FAN_POWER_UNAVAILABLE)
+ if (acpi_fan_power_valid(fan->fps[i].power))
return 0444;
}
@@ -93,13 +89,12 @@ static umode_t acpi_fan_hwmon_is_visible(const void *drvdata, enum hwmon_sensor_
static int acpi_fan_hwmon_read(struct device *dev, enum hwmon_sensor_types type, u32 attr,
int channel, long *val)
{
- struct acpi_device *adev = to_acpi_device(dev->parent);
struct acpi_fan *fan = dev_get_drvdata(dev);
struct acpi_fan_fps *fps;
struct acpi_fan_fst fst;
int ret;
- ret = acpi_fan_get_fst(adev, &fst);
+ ret = acpi_fan_get_fst(fan->handle, &fst);
if (ret < 0)
return ret;
@@ -107,7 +102,7 @@ static int acpi_fan_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
case hwmon_fan:
switch (attr) {
case hwmon_fan_input:
- if (fst.speed == FAN_SPEED_UNAVAILABLE)
+ if (!acpi_fan_speed_valid(fst.speed))
return -ENODEV;
if (fst.speed > LONG_MAX)
@@ -135,7 +130,7 @@ static int acpi_fan_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
if (!fps)
return -EIO;
- if (fps->power == FAN_POWER_UNAVAILABLE)
+ if (!acpi_fan_power_valid(fps->power))
return -ENODEV;
if (fps->power > LONG_MAX / MICROWATT_PER_MILLIWATT)
@@ -167,12 +162,19 @@ static const struct hwmon_chip_info acpi_fan_hwmon_chip_info = {
.info = acpi_fan_hwmon_info,
};
-int devm_acpi_fan_create_hwmon(struct acpi_device *device)
+void acpi_fan_notify_hwmon(struct device *dev)
+{
+ struct acpi_fan *fan = dev_get_drvdata(dev);
+
+ hwmon_notify_event(fan->hdev, hwmon_fan, hwmon_fan_input, 0);
+}
+
+int devm_acpi_fan_create_hwmon(struct device *dev)
{
- struct acpi_fan *fan = acpi_driver_data(device);
- struct device *hdev;
+ struct acpi_fan *fan = dev_get_drvdata(dev);
+
+ fan->hdev = devm_hwmon_device_register_with_info(dev, "acpi_fan", fan,
+ &acpi_fan_hwmon_chip_info, NULL);
- hdev = devm_hwmon_device_register_with_info(&device->dev, "acpi_fan", fan,
- &acpi_fan_hwmon_chip_info, NULL);
- return PTR_ERR_OR_ZERO(hdev);
+ return PTR_ERR_OR_ZERO(fan->hdev);
}
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index e2781864fdce..40f875b265a9 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -27,7 +27,6 @@ static inline void acpi_pci_link_init(void) {}
void acpi_processor_init(void);
void acpi_platform_init(void);
void acpi_pnp_init(void);
-void acpi_int340x_thermal_init(void);
int acpi_sysfs_init(void);
void acpi_gpe_apply_masked_gpes(void);
void acpi_container_init(void);
@@ -140,6 +139,7 @@ int __acpi_device_uevent_modalias(const struct acpi_device *adev,
/* --------------------------------------------------------------------------
Power Resource
-------------------------------------------------------------------------- */
+void acpi_power_resources_init(void);
void acpi_power_resources_list_free(struct list_head *list);
int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
struct list_head *list);
diff --git a/drivers/acpi/irq.c b/drivers/acpi/irq.c
index 76a856c32c4d..d1595156c86a 100644
--- a/drivers/acpi/irq.c
+++ b/drivers/acpi/irq.c
@@ -300,6 +300,25 @@ int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res)
}
EXPORT_SYMBOL_GPL(acpi_irq_get);
+const struct cpumask *acpi_irq_get_affinity(acpi_handle handle,
+ unsigned int index)
+{
+ struct irq_fwspec_info info;
+ struct irq_fwspec fwspec;
+ unsigned long flags;
+
+ if (acpi_irq_parse_one(handle, index, &fwspec, &flags))
+ return NULL;
+
+ if (irq_populate_fwspec_info(&fwspec, &info))
+ return NULL;
+
+ if (!(info.flags & IRQ_FWSPEC_INFO_AFFINITY_VALID))
+ return NULL;
+
+ return info.affinity;
+}
+
/**
* acpi_set_irq_model - Setup the GSI irqdomain information
* @model: the value assigned to acpi_irq_model
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index ae035b93da08..3eb56b77cb6d 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -2637,7 +2637,7 @@ static int acpi_nfit_register_region(struct acpi_nfit_desc *acpi_desc,
if (ndr_desc->target_node == NUMA_NO_NODE) {
ndr_desc->target_node = phys_to_target_node(spa->address);
dev_info(acpi_desc->dev, "changing target node from %d to %d for nfit region [%pa-%pa]",
- NUMA_NO_NODE, ndr_desc->numa_node, &res.start, &res.end);
+ NUMA_NO_NODE, ndr_desc->target_node, &res.start, &res.end);
}
/*
diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c
index 4958301f5417..77a81627aaef 100644
--- a/drivers/acpi/numa/hmat.c
+++ b/drivers/acpi/numa/hmat.c
@@ -74,7 +74,6 @@ struct memory_target {
struct node_cache_attrs cache_attrs;
u8 gen_port_device_handle[ACPI_SRAT_DEVICE_HANDLE_SIZE];
bool registered;
- bool ext_updated; /* externally updated */
};
struct memory_initiator {
@@ -368,35 +367,6 @@ static void hmat_update_target_access(struct memory_target *target,
}
}
-int hmat_update_target_coordinates(int nid, struct access_coordinate *coord,
- enum access_coordinate_class access)
-{
- struct memory_target *target;
- int pxm;
-
- if (nid == NUMA_NO_NODE)
- return -EINVAL;
-
- pxm = node_to_pxm(nid);
- guard(mutex)(&target_lock);
- target = find_mem_target(pxm);
- if (!target)
- return -ENODEV;
-
- hmat_update_target_access(target, ACPI_HMAT_READ_LATENCY,
- coord->read_latency, access);
- hmat_update_target_access(target, ACPI_HMAT_WRITE_LATENCY,
- coord->write_latency, access);
- hmat_update_target_access(target, ACPI_HMAT_READ_BANDWIDTH,
- coord->read_bandwidth, access);
- hmat_update_target_access(target, ACPI_HMAT_WRITE_BANDWIDTH,
- coord->write_bandwidth, access);
- target->ext_updated = true;
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(hmat_update_target_coordinates);
-
static __init void hmat_add_locality(struct acpi_hmat_locality *hmat_loc)
{
struct memory_locality *loc;
@@ -773,10 +743,6 @@ static void hmat_update_target_attrs(struct memory_target *target,
u32 best = 0;
int i;
- /* Don't update if an external agent has changed the data. */
- if (target->ext_updated)
- return;
-
/* Don't update for generic port if there's no device handle */
if ((access == NODE_ACCESS_CLASS_GENPORT_SINK_LOCAL ||
access == NODE_ACCESS_CLASS_GENPORT_SINK_CPU) &&
@@ -908,11 +874,33 @@ static void hmat_register_target_devices(struct memory_target *target)
}
}
-static void hmat_register_target(struct memory_target *target)
+static void hmat_hotplug_target(struct memory_target *target)
{
int nid = pxm_to_node(target->memory_pxm);
/*
+ * Skip offline nodes. This can happen when memory marked EFI_MEMORY_SP,
+ * "specific purpose", is applied to all the memory in a proximity
+ * domain leading to * the node being marked offline / unplugged, or if
+ * memory-only "hotplug" node is offline.
+ */
+ if (nid == NUMA_NO_NODE || !node_online(nid))
+ return;
+
+ guard(mutex)(&target_lock);
+ if (target->registered)
+ return;
+
+ hmat_register_target_initiators(target);
+ hmat_register_target_cache(target);
+ hmat_register_target_perf(target, ACCESS_COORDINATE_LOCAL);
+ hmat_register_target_perf(target, ACCESS_COORDINATE_CPU);
+ target->registered = true;
+}
+
+static void hmat_register_target(struct memory_target *target)
+{
+ /*
* Devices may belong to either an offline or online
* node, so unconditionally add them.
*/
@@ -922,32 +910,15 @@ static void hmat_register_target(struct memory_target *target)
* Register generic port perf numbers. The nid may not be
* initialized and is still NUMA_NO_NODE.
*/
- mutex_lock(&target_lock);
- if (*(u16 *)target->gen_port_device_handle) {
- hmat_update_generic_target(target);
- target->registered = true;
+ scoped_guard(mutex, &target_lock) {
+ if (*(u16 *)target->gen_port_device_handle) {
+ hmat_update_generic_target(target);
+ target->registered = true;
+ return;
+ }
}
- mutex_unlock(&target_lock);
-
- /*
- * Skip offline nodes. This can happen when memory
- * marked EFI_MEMORY_SP, "specific purpose", is applied
- * to all the memory in a proximity domain leading to
- * the node being marked offline / unplugged, or if
- * memory-only "hotplug" node is offline.
- */
- if (nid == NUMA_NO_NODE || !node_online(nid))
- return;
- mutex_lock(&target_lock);
- if (!target->registered) {
- hmat_register_target_initiators(target);
- hmat_register_target_cache(target);
- hmat_register_target_perf(target, ACCESS_COORDINATE_LOCAL);
- hmat_register_target_perf(target, ACCESS_COORDINATE_CPU);
- target->registered = true;
- }
- mutex_unlock(&target_lock);
+ hmat_hotplug_target(target);
}
static void hmat_register_targets(void)
@@ -973,7 +944,7 @@ static int hmat_callback(struct notifier_block *self,
if (!target)
return NOTIFY_OK;
- hmat_register_target(target);
+ hmat_hotplug_target(target);
return NOTIFY_OK;
}
diff --git a/drivers/acpi/numa/srat.c b/drivers/acpi/numa/srat.c
index 53816dfab645..aa87ee1583a4 100644
--- a/drivers/acpi/numa/srat.c
+++ b/drivers/acpi/numa/srat.c
@@ -237,7 +237,7 @@ acpi_table_print_srat_entry(struct acpi_subtable_header *header)
struct acpi_srat_generic_affinity *p =
(struct acpi_srat_generic_affinity *)header;
- if (p->device_handle_type == 0) {
+ if (p->device_handle_type == 1) {
/*
* For pci devices this may be the only place they
* are assigned a proximity domain
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 5ff343096ece..05393a7315fe 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -398,7 +398,7 @@ static void acpi_os_drop_map_ref(struct acpi_ioremap *map)
list_del_rcu(&map->list);
INIT_RCU_WORK(&map->track.rwork, acpi_os_map_remove);
- queue_rcu_work(system_wq, &map->track.rwork);
+ queue_rcu_work(system_percpu_wq, &map->track.rwork);
}
/**
@@ -1694,8 +1694,8 @@ acpi_status __init acpi_os_initialize(void)
acpi_status __init acpi_os_initialize1(void)
{
- kacpid_wq = alloc_workqueue("kacpid", 0, 1);
- kacpi_notify_wq = alloc_workqueue("kacpi_notify", 0, 0);
+ kacpid_wq = alloc_workqueue("kacpid", WQ_PERCPU, 1);
+ kacpi_notify_wq = alloc_workqueue("kacpi_notify", WQ_PERCPU, 0);
kacpi_hotplug_wq = alloc_ordered_workqueue("kacpi_hotplug", 0);
BUG_ON(!kacpid_wq);
BUG_ON(!kacpi_notify_wq);
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 630fe0a34bc6..ad81aa03fe2f 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -22,6 +22,7 @@
#include <linux/acpi.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
+#include <linux/string_choices.h>
struct acpi_prt_entry {
struct acpi_pci_id id;
@@ -468,7 +469,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
dev_dbg(&dev->dev, "PCI INT %c%s -> GSI %u (%s, %s) -> IRQ %d\n",
pin_name(pin), link_desc, gsi,
(triggering == ACPI_LEVEL_SENSITIVE) ? "level" : "edge",
- (polarity == ACPI_ACTIVE_LOW) ? "low" : "high", dev->irq);
+ str_low_high(polarity == ACPI_ACTIVE_LOW), dev->irq);
kfree(entry);
return 0;
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index e4560b33b8ad..bed7dc85612e 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -761,7 +761,7 @@ static int acpi_pci_link_resume(struct acpi_pci_link *link)
return 0;
}
-static void irqrouter_resume(void)
+static void irqrouter_resume(void *data)
{
struct acpi_pci_link *link;
@@ -888,10 +888,14 @@ static int __init acpi_irq_balance_set(char *str)
__setup("acpi_irq_balance", acpi_irq_balance_set);
-static struct syscore_ops irqrouter_syscore_ops = {
+static const struct syscore_ops irqrouter_syscore_ops = {
.resume = irqrouter_resume,
};
+static struct syscore irqrouter_syscore = {
+ .ops = &irqrouter_syscore_ops,
+};
+
void __init acpi_pci_link_init(void)
{
if (acpi_noirq)
@@ -904,6 +908,6 @@ void __init acpi_pci_link_init(void)
else
acpi_irq_balance = 0;
}
- register_syscore_ops(&irqrouter_syscore_ops);
+ register_syscore(&irqrouter_syscore);
acpi_scan_add_handler(&pci_link_handler);
}
diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c
index b43f4459a4f6..ea04a8c69215 100644
--- a/drivers/acpi/platform_profile.c
+++ b/drivers/acpi/platform_profile.c
@@ -37,6 +37,7 @@ static const char * const profile_names[] = {
[PLATFORM_PROFILE_BALANCED] = "balanced",
[PLATFORM_PROFILE_BALANCED_PERFORMANCE] = "balanced-performance",
[PLATFORM_PROFILE_PERFORMANCE] = "performance",
+ [PLATFORM_PROFILE_MAX_POWER] = "max-power",
[PLATFORM_PROFILE_CUSTOM] = "custom",
};
static_assert(ARRAY_SIZE(profile_names) == PLATFORM_PROFILE_LAST);
@@ -506,7 +507,8 @@ int platform_profile_cycle(void)
if (err)
return err;
- if (profile == PLATFORM_PROFILE_CUSTOM ||
+ if (profile == PLATFORM_PROFILE_MAX_POWER ||
+ profile == PLATFORM_PROFILE_CUSTOM ||
profile == PLATFORM_PROFILE_LAST)
return -EINVAL;
@@ -515,7 +517,8 @@ int platform_profile_cycle(void)
if (err)
return err;
- /* never iterate into a custom if all drivers supported it */
+ /* never iterate into a custom or max power if all drivers supported it */
+ clear_bit(PLATFORM_PROFILE_MAX_POWER, data.aggregate);
clear_bit(PLATFORM_PROFILE_CUSTOM, data.aggregate);
next = find_next_bit_wrap(data.aggregate,
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index b7243d7563b1..361a7721a6a8 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -23,6 +23,7 @@
#define pr_fmt(fmt) "ACPI: PM: " fmt
+#include <linux/delay.h>
#include <linux/dmi.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -63,6 +64,9 @@ struct acpi_power_resource_entry {
struct acpi_power_resource *resource;
};
+static bool hp_eb_gp12pxp_quirk;
+static bool unused_power_resources_quirk;
+
static LIST_HEAD(acpi_power_resource_list);
static DEFINE_MUTEX(power_resource_list_lock);
@@ -992,6 +996,38 @@ struct acpi_device *acpi_add_power_resource(acpi_handle handle)
}
#ifdef CONFIG_ACPI_SLEEP
+static bool resource_is_gp12pxp(acpi_handle handle)
+{
+ const char *path;
+ bool ret;
+
+ path = acpi_handle_path(handle);
+ ret = path && strcmp(path, "\\_SB_.PCI0.GP12.PXP_") == 0;
+ kfree(path);
+
+ return ret;
+}
+
+static void acpi_resume_on_eb_gp12pxp(struct acpi_power_resource *resource)
+{
+ acpi_handle_notice(resource->device.handle,
+ "HP EB quirk - turning OFF then ON\n");
+
+ __acpi_power_off(resource);
+ __acpi_power_on(resource);
+
+ /*
+ * Use the same delay as DSDT uses in modem _RST method.
+ *
+ * Otherwise we get "Unable to change power state from unknown to D0,
+ * device inaccessible" error for the modem PCI device after thaw.
+ *
+ * This power resource is normally being enabled only during thaw (once)
+ * so this wait is not a performance issue.
+ */
+ msleep(200);
+}
+
void acpi_resume_power_resources(void)
{
struct acpi_power_resource *resource;
@@ -1013,8 +1049,14 @@ void acpi_resume_power_resources(void)
if (state == ACPI_POWER_RESOURCE_STATE_OFF
&& resource->ref_count) {
- acpi_handle_debug(resource->device.handle, "Turning ON\n");
- __acpi_power_on(resource);
+ if (hp_eb_gp12pxp_quirk &&
+ resource_is_gp12pxp(resource->device.handle)) {
+ acpi_resume_on_eb_gp12pxp(resource);
+ } else {
+ acpi_handle_debug(resource->device.handle,
+ "Turning ON\n");
+ __acpi_power_on(resource);
+ }
}
mutex_unlock(&resource->resource_lock);
@@ -1024,6 +1066,41 @@ void acpi_resume_power_resources(void)
}
#endif
+static const struct dmi_system_id dmi_hp_elitebook_gp12pxp_quirk[] = {
+/*
+ * This laptop (and possibly similar models too) has power resource called
+ * "GP12.PXP_" for its WWAN modem.
+ *
+ * For this power resource to turn ON power for the modem it needs certain
+ * internal flag called "ONEN" to be set.
+ * This flag only gets set from this power resource "_OFF" method, while the
+ * actual modem power gets turned off during suspend by "GP12.PTS" method
+ * called from the global "_PTS" (Prepare To Sleep) method.
+ * On the other hand, this power resource "_OFF" method implementation just
+ * sets the aforementioned flag without actually doing anything else (it
+ * doesn't contain any code to actually turn off power).
+ *
+ * The above means that when upon hibernation finish we try to set this
+ * power resource back ON since its "_STA" method returns 0 (while the resource
+ * is still considered in use) its "_ON" method won't do anything since
+ * that "ONEN" flag is not set.
+ * Overall, this means the modem is dead until laptop is rebooted since its
+ * power has been cut by "_PTS" and its PCI configuration was lost and not able
+ * to be restored.
+ *
+ * The easiest way to workaround the issue is to call this power resource
+ * "_OFF" method before calling the "_ON" method to make sure the "ONEN"
+ * flag gets properly set.
+ */
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "HP"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook 855 G7 Notebook PC"),
+ },
+ },
+ {}
+};
+
static const struct dmi_system_id dmi_leave_unused_power_resources_on[] = {
{
/*
@@ -1046,7 +1123,7 @@ void acpi_turn_off_unused_power_resources(void)
{
struct acpi_power_resource *resource;
- if (dmi_check_system(dmi_leave_unused_power_resources_on))
+ if (unused_power_resources_quirk)
return;
mutex_lock(&power_resource_list_lock);
@@ -1065,3 +1142,10 @@ void acpi_turn_off_unused_power_resources(void)
mutex_unlock(&power_resource_list_lock);
}
+
+void __init acpi_power_resources_init(void)
+{
+ hp_eb_gp12pxp_quirk = dmi_check_system(dmi_hp_elitebook_gp12pxp_quirk);
+ unused_power_resources_quirk =
+ dmi_check_system(dmi_leave_unused_power_resources_on);
+}
diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c
index 54676e3d82dd..de5f8c018333 100644
--- a/drivers/acpi/pptt.c
+++ b/drivers/acpi/pptt.c
@@ -21,6 +21,25 @@
#include <linux/cacheinfo.h>
#include <acpi/processor.h>
+/*
+ * The acpi_pptt_cache_v1 in actbl2.h, which is imported from acpica,
+ * only contains the cache_id field rather than all the fields of the
+ * Cache Type Structure. Use this alternative structure until it is
+ * resolved in acpica.
+ */
+struct acpi_pptt_cache_v1_full {
+ struct acpi_subtable_header header;
+ u16 reserved;
+ u32 flags;
+ u32 next_level_of_cache;
+ u32 size;
+ u32 number_of_sets;
+ u8 associativity;
+ u8 attributes;
+ u16 line_size;
+ u32 cache_id;
+} __packed;
+
static struct acpi_subtable_header *fetch_pptt_subtable(struct acpi_table_header *table_hdr,
u32 pptt_ref)
{
@@ -56,6 +75,18 @@ static struct acpi_pptt_cache *fetch_pptt_cache(struct acpi_table_header *table_
return (struct acpi_pptt_cache *)fetch_pptt_subtable(table_hdr, pptt_ref);
}
+static struct acpi_pptt_cache_v1_full *upgrade_pptt_cache(struct acpi_pptt_cache *cache)
+{
+ if (cache->header.length < sizeof(struct acpi_pptt_cache_v1_full))
+ return NULL;
+
+ /* No use for v1 if the only additional field is invalid */
+ if (!(cache->flags & ACPI_PPTT_CACHE_ID_VALID))
+ return NULL;
+
+ return (struct acpi_pptt_cache_v1_full *)cache;
+}
+
static struct acpi_subtable_header *acpi_get_pptt_resource(struct acpi_table_header *table_hdr,
struct acpi_pptt_processor *node,
int resource)
@@ -177,14 +208,14 @@ acpi_find_cache_level(struct acpi_table_header *table_hdr,
}
/**
- * acpi_count_levels() - Given a PPTT table, and a CPU node, count the cache
- * levels and split cache levels (data/instruction).
+ * acpi_count_levels() - Given a PPTT table, and a CPU node, count the
+ * total number of levels and split cache levels (data/instruction).
* @table_hdr: Pointer to the head of the PPTT table
* @cpu_node: processor node we wish to count caches for
- * @levels: Number of levels if success.
* @split_levels: Number of split cache levels (data/instruction) if
* success. Can by NULL.
*
+ * Return: number of levels.
* Given a processor node containing a processing unit, walk into it and count
* how many levels exist solely for it, and then walk up each level until we hit
* the root node (ignore the package level because it may be possible to have
@@ -192,14 +223,18 @@ acpi_find_cache_level(struct acpi_table_header *table_hdr,
* split cache levels (data/instruction) that exist at each level on the way
* up.
*/
-static void acpi_count_levels(struct acpi_table_header *table_hdr,
- struct acpi_pptt_processor *cpu_node,
- unsigned int *levels, unsigned int *split_levels)
+static int acpi_count_levels(struct acpi_table_header *table_hdr,
+ struct acpi_pptt_processor *cpu_node,
+ unsigned int *split_levels)
{
+ int current_level = 0;
+
do {
- acpi_find_cache_level(table_hdr, cpu_node, levels, split_levels, 0, 0);
+ acpi_find_cache_level(table_hdr, cpu_node, &current_level, split_levels, 0, 0);
cpu_node = fetch_pptt_node(table_hdr, cpu_node->parent);
} while (cpu_node);
+
+ return current_level;
}
/**
@@ -351,7 +386,6 @@ static struct acpi_pptt_cache *acpi_find_cache_node(struct acpi_table_header *ta
* @this_leaf: Kernel cache info structure being updated
* @found_cache: The PPTT node describing this cache instance
* @cpu_node: A unique reference to describe this cache instance
- * @revision: The revision of the PPTT table
*
* The ACPI spec implies that the fields in the cache structures are used to
* extend and correct the information probed from the hardware. Lets only
@@ -361,10 +395,9 @@ static struct acpi_pptt_cache *acpi_find_cache_node(struct acpi_table_header *ta
*/
static void update_cache_properties(struct cacheinfo *this_leaf,
struct acpi_pptt_cache *found_cache,
- struct acpi_pptt_processor *cpu_node,
- u8 revision)
+ struct acpi_pptt_processor *cpu_node)
{
- struct acpi_pptt_cache_v1* found_cache_v1;
+ struct acpi_pptt_cache_v1_full *found_cache_v1;
this_leaf->fw_token = cpu_node;
if (found_cache->flags & ACPI_PPTT_SIZE_PROPERTY_VALID)
@@ -414,9 +447,8 @@ static void update_cache_properties(struct cacheinfo *this_leaf,
found_cache->flags & ACPI_PPTT_CACHE_TYPE_VALID)
this_leaf->type = CACHE_TYPE_UNIFIED;
- if (revision >= 3 && (found_cache->flags & ACPI_PPTT_CACHE_ID_VALID)) {
- found_cache_v1 = ACPI_ADD_PTR(struct acpi_pptt_cache_v1,
- found_cache, sizeof(struct acpi_pptt_cache));
+ found_cache_v1 = upgrade_pptt_cache(found_cache);
+ if (found_cache_v1) {
this_leaf->id = found_cache_v1->cache_id;
this_leaf->attributes |= CACHE_ID;
}
@@ -441,8 +473,7 @@ static void cache_setup_acpi_cpu(struct acpi_table_header *table,
pr_debug("found = %p %p\n", found_cache, cpu_node);
if (found_cache)
update_cache_properties(this_leaf, found_cache,
- ACPI_TO_POINTER(ACPI_PTR_DIFF(cpu_node, table)),
- table->revision);
+ ACPI_TO_POINTER(ACPI_PTR_DIFF(cpu_node, table)));
index++;
}
@@ -645,7 +676,7 @@ int acpi_get_cache_info(unsigned int cpu, unsigned int *levels,
if (!cpu_node)
return -ENOENT;
- acpi_count_levels(table, cpu_node, levels, split_levels);
+ *levels = acpi_count_levels(table, cpu_node, split_levels);
pr_debug("Cache Setup: last_level=%d split_levels=%d\n",
*levels, split_levels ? *split_levels : -1);
@@ -817,3 +848,218 @@ int find_acpi_cpu_topology_hetero_id(unsigned int cpu)
return find_acpi_cpu_topology_tag(cpu, PPTT_ABORT_PACKAGE,
ACPI_PPTT_ACPI_IDENTICAL);
}
+
+/**
+ * acpi_pptt_get_child_cpus() - Find all the CPUs below a PPTT
+ * processor hierarchy node
+ *
+ * @table_hdr: A reference to the PPTT table
+ * @parent_node: A pointer to the processor hierarchy node in the
+ * table_hdr
+ * @cpus: A cpumask to fill with the CPUs below @parent_node
+ *
+ * Walks up the PPTT from every possible CPU to find if the provided
+ * @parent_node is a parent of this CPU.
+ */
+static void acpi_pptt_get_child_cpus(struct acpi_table_header *table_hdr,
+ struct acpi_pptt_processor *parent_node,
+ cpumask_t *cpus)
+{
+ struct acpi_pptt_processor *cpu_node;
+ u32 acpi_id;
+ int cpu;
+
+ cpumask_clear(cpus);
+
+ for_each_possible_cpu(cpu) {
+ acpi_id = get_acpi_id_for_cpu(cpu);
+ cpu_node = acpi_find_processor_node(table_hdr, acpi_id);
+
+ while (cpu_node) {
+ if (cpu_node == parent_node) {
+ cpumask_set_cpu(cpu, cpus);
+ break;
+ }
+ cpu_node = fetch_pptt_node(table_hdr, cpu_node->parent);
+ }
+ }
+}
+
+/**
+ * acpi_pptt_get_cpus_from_container() - Populate a cpumask with all CPUs in a
+ * processor container
+ * @acpi_cpu_id: The UID of the processor container
+ * @cpus: The resulting CPU mask
+ *
+ * Find the specified Processor Container, and fill @cpus with all the cpus
+ * below it.
+ *
+ * Not all 'Processor Hierarchy' entries in the PPTT are either a CPU
+ * or a Processor Container, they may exist purely to describe a
+ * Private resource. CPUs have to be leaves, so a Processor Container
+ * is a non-leaf that has the 'ACPI Processor ID valid' flag set.
+ */
+void acpi_pptt_get_cpus_from_container(u32 acpi_cpu_id, cpumask_t *cpus)
+{
+ struct acpi_table_header *table_hdr;
+ struct acpi_subtable_header *entry;
+ unsigned long table_end;
+ u32 proc_sz;
+
+ cpumask_clear(cpus);
+
+ table_hdr = acpi_get_pptt();
+ if (!table_hdr)
+ return;
+
+ table_end = (unsigned long)table_hdr + table_hdr->length;
+ entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr,
+ sizeof(struct acpi_table_pptt));
+ proc_sz = sizeof(struct acpi_pptt_processor);
+ while ((unsigned long)entry + proc_sz <= table_end) {
+ if (entry->type == ACPI_PPTT_TYPE_PROCESSOR) {
+ struct acpi_pptt_processor *cpu_node;
+
+ cpu_node = (struct acpi_pptt_processor *)entry;
+ if (cpu_node->flags & ACPI_PPTT_ACPI_PROCESSOR_ID_VALID &&
+ !acpi_pptt_leaf_node(table_hdr, cpu_node) &&
+ cpu_node->acpi_processor_id == acpi_cpu_id) {
+ acpi_pptt_get_child_cpus(table_hdr, cpu_node, cpus);
+ break;
+ }
+ }
+ entry = ACPI_ADD_PTR(struct acpi_subtable_header, entry,
+ entry->length);
+ }
+}
+
+/**
+ * find_acpi_cache_level_from_id() - Get the level of the specified cache
+ * @cache_id: The id field of the cache
+ *
+ * Determine the level relative to any CPU for the cache identified by
+ * cache_id. This allows the property to be found even if the CPUs are offline.
+ *
+ * The returned level can be used to group caches that are peers.
+ *
+ * The PPTT table must be rev 3 or later.
+ *
+ * If one CPU's L2 is shared with another CPU as L3, this function will return
+ * an unpredictable value.
+ *
+ * Return: -ENOENT if the PPTT doesn't exist, the revision isn't supported or
+ * the cache cannot be found.
+ * Otherwise returns a value which represents the level of the specified cache.
+ */
+int find_acpi_cache_level_from_id(u32 cache_id)
+{
+ int cpu;
+ struct acpi_table_header *table;
+
+ table = acpi_get_pptt();
+ if (!table)
+ return -ENOENT;
+
+ if (table->revision < 3)
+ return -ENOENT;
+
+ for_each_possible_cpu(cpu) {
+ bool empty;
+ int level = 1;
+ u32 acpi_cpu_id = get_acpi_id_for_cpu(cpu);
+ struct acpi_pptt_cache *cache;
+ struct acpi_pptt_processor *cpu_node;
+
+ cpu_node = acpi_find_processor_node(table, acpi_cpu_id);
+ if (!cpu_node)
+ continue;
+
+ do {
+ int cache_type[] = {CACHE_TYPE_INST, CACHE_TYPE_DATA, CACHE_TYPE_UNIFIED};
+
+ empty = true;
+ for (int i = 0; i < ARRAY_SIZE(cache_type); i++) {
+ struct acpi_pptt_cache_v1_full *cache_v1;
+
+ cache = acpi_find_cache_node(table, acpi_cpu_id, cache_type[i],
+ level, &cpu_node);
+ if (!cache)
+ continue;
+
+ empty = false;
+
+ cache_v1 = upgrade_pptt_cache(cache);
+ if (cache_v1 && cache_v1->cache_id == cache_id)
+ return level;
+ }
+ level++;
+ } while (!empty);
+ }
+
+ return -ENOENT;
+}
+
+/**
+ * acpi_pptt_get_cpumask_from_cache_id() - Get the cpus associated with the
+ * specified cache
+ * @cache_id: The id field of the cache
+ * @cpus: Where to build the cpumask
+ *
+ * Determine which CPUs are below this cache in the PPTT. This allows the property
+ * to be found even if the CPUs are offline.
+ *
+ * The PPTT table must be rev 3 or later,
+ *
+ * Return: -ENOENT if the PPTT doesn't exist, or the cache cannot be found.
+ * Otherwise returns 0 and sets the cpus in the provided cpumask.
+ */
+int acpi_pptt_get_cpumask_from_cache_id(u32 cache_id, cpumask_t *cpus)
+{
+ int cpu;
+ struct acpi_table_header *table;
+
+ cpumask_clear(cpus);
+
+ table = acpi_get_pptt();
+ if (!table)
+ return -ENOENT;
+
+ if (table->revision < 3)
+ return -ENOENT;
+
+ for_each_possible_cpu(cpu) {
+ bool empty;
+ int level = 1;
+ u32 acpi_cpu_id = get_acpi_id_for_cpu(cpu);
+ struct acpi_pptt_cache *cache;
+ struct acpi_pptt_processor *cpu_node;
+
+ cpu_node = acpi_find_processor_node(table, acpi_cpu_id);
+ if (!cpu_node)
+ continue;
+
+ do {
+ int cache_type[] = {CACHE_TYPE_INST, CACHE_TYPE_DATA, CACHE_TYPE_UNIFIED};
+
+ empty = true;
+ for (int i = 0; i < ARRAY_SIZE(cache_type); i++) {
+ struct acpi_pptt_cache_v1_full *cache_v1;
+
+ cache = acpi_find_cache_node(table, acpi_cpu_id, cache_type[i],
+ level, &cpu_node);
+
+ if (!cache)
+ continue;
+
+ empty = false;
+
+ cache_v1 = upgrade_pptt_cache(cache);
+ if (cache_v1 && cache_v1->cache_id == cache_id)
+ cpumask_set_cpu(cpu, cpus);
+ }
+ level++;
+ } while (!empty);
+ }
+
+ return 0;
+}
diff --git a/drivers/acpi/prmt.c b/drivers/acpi/prmt.c
index be033bbb126a..7b8b5d2015ec 100644
--- a/drivers/acpi/prmt.c
+++ b/drivers/acpi/prmt.c
@@ -150,15 +150,28 @@ acpi_parse_prmt(union acpi_subtable_headers *header, const unsigned long end)
th = &tm->handlers[cur_handler];
guid_copy(&th->guid, (guid_t *)handler_info->handler_guid);
+
+ /*
+ * Print an error message if handler_address is NULL, the parse of VA also
+ * can be skipped.
+ */
+ if (unlikely(!handler_info->handler_address)) {
+ pr_info("Skipping handler with NULL address for GUID: %pUL",
+ (guid_t *)handler_info->handler_guid);
+ continue;
+ }
+
th->handler_addr =
(void *)efi_pa_va_lookup(&th->guid, handler_info->handler_address);
/*
- * Print a warning message if handler_addr is zero which is not expected to
- * ever happen.
+ * Print a warning message and skip the parse of VA if handler_addr is zero
+ * which is not expected to ever happen.
*/
- if (unlikely(!th->handler_addr))
+ if (unlikely(!th->handler_addr)) {
pr_warn("Failed to find VA of handler for GUID: %pUL, PA: 0x%llx",
&th->guid, handler_info->handler_address);
+ continue;
+ }
th->static_data_buffer_addr =
efi_pa_va_lookup(&th->guid, handler_info->static_data_buffer_address);
@@ -231,6 +244,12 @@ static struct prm_handler_info *find_prm_handler(const guid_t *guid)
return (struct prm_handler_info *) find_guid_info(guid, GET_HANDLER);
}
+bool acpi_prm_handler_available(const guid_t *guid)
+{
+ return find_prm_handler(guid) && find_prm_module(guid);
+}
+EXPORT_SYMBOL_GPL(acpi_prm_handler_available);
+
/* In-coming PRM commands */
#define PRM_CMD_RUN_SERVICE 0
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 9b6b71a2ffb5..a4498357bd16 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -54,7 +54,7 @@ static int map_x2apic_id(struct acpi_subtable_header *entry,
if (!(apic->lapic_flags & ACPI_MADT_ENABLED))
return -ENODEV;
- if (device_declaration && (apic->uid == acpi_id)) {
+ if (apic->uid == acpi_id && (device_declaration || acpi_id < 255)) {
*apic_id = apic->local_apic_id;
return 0;
}
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 2c2dc559e0f8..89f2f08b2554 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -732,18 +732,16 @@ static int __cpuidle acpi_idle_enter_s2idle(struct cpuidle_device *dev,
return 0;
}
-static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
- struct cpuidle_device *dev)
+static void acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
+ struct cpuidle_device *dev)
{
int i, count = ACPI_IDLE_STATE_START;
struct acpi_processor_cx *cx;
- struct cpuidle_state *state;
if (max_cstate == 0)
max_cstate = 1;
for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) {
- state = &acpi_idle_driver.states[count];
cx = &pr->power.states[i];
if (!cx->valid)
@@ -751,27 +749,13 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
per_cpu(acpi_cstate[count], dev->cpu) = cx;
- if (lapic_timer_needs_broadcast(pr, cx))
- state->flags |= CPUIDLE_FLAG_TIMER_STOP;
-
- if (cx->type == ACPI_STATE_C3) {
- state->flags |= CPUIDLE_FLAG_TLB_FLUSHED;
- if (pr->flags.bm_check)
- state->flags |= CPUIDLE_FLAG_RCU_IDLE;
- }
-
count++;
if (count == CPUIDLE_STATE_MAX)
break;
}
-
- if (!count)
- return -EINVAL;
-
- return 0;
}
-static int acpi_processor_setup_cstates(struct acpi_processor *pr)
+static void acpi_processor_setup_cstates(struct acpi_processor *pr)
{
int i, count;
struct acpi_processor_cx *cx;
@@ -818,17 +802,21 @@ static int acpi_processor_setup_cstates(struct acpi_processor *pr)
if (cx->type != ACPI_STATE_C1 && !acpi_idle_fallback_to_c1(pr))
state->enter_s2idle = acpi_idle_enter_s2idle;
+ if (lapic_timer_needs_broadcast(pr, cx))
+ state->flags |= CPUIDLE_FLAG_TIMER_STOP;
+
+ if (cx->type == ACPI_STATE_C3) {
+ state->flags |= CPUIDLE_FLAG_TLB_FLUSHED;
+ if (pr->flags.bm_check)
+ state->flags |= CPUIDLE_FLAG_RCU_IDLE;
+ }
+
count++;
if (count == CPUIDLE_STATE_MAX)
break;
}
drv->state_count = count;
-
- if (!count)
- return -EINVAL;
-
- return 0;
}
static inline void acpi_processor_cstate_first_run_checks(void)
@@ -998,11 +986,6 @@ end:
return ret;
}
-/*
- * flat_state_cnt - the number of composite LPI states after the process of flattening
- */
-static int flat_state_cnt;
-
/**
* combine_lpi_states - combine local and parent LPI states to form a composite LPI state
*
@@ -1045,9 +1028,10 @@ static void stash_composite_state(struct acpi_lpi_states_array *curr_level,
curr_level->composite_states[curr_level->composite_states_size++] = t;
}
-static int flatten_lpi_states(struct acpi_processor *pr,
- struct acpi_lpi_states_array *curr_level,
- struct acpi_lpi_states_array *prev_level)
+static unsigned int flatten_lpi_states(struct acpi_processor *pr,
+ unsigned int flat_state_cnt,
+ struct acpi_lpi_states_array *curr_level,
+ struct acpi_lpi_states_array *prev_level)
{
int i, j, state_count = curr_level->size;
struct acpi_lpi_state *p, *t = curr_level->entries;
@@ -1087,7 +1071,7 @@ static int flatten_lpi_states(struct acpi_processor *pr,
}
kfree(curr_level->entries);
- return 0;
+ return flat_state_cnt;
}
int __weak acpi_processor_ffh_lpi_probe(unsigned int cpu)
@@ -1102,6 +1086,7 @@ static int acpi_processor_get_lpi_info(struct acpi_processor *pr)
acpi_handle handle = pr->handle, pr_ahandle;
struct acpi_device *d = NULL;
struct acpi_lpi_states_array info[2], *tmp, *prev, *curr;
+ unsigned int state_count;
/* make sure our architecture has support */
ret = acpi_processor_ffh_lpi_probe(pr->id);
@@ -1114,14 +1099,13 @@ static int acpi_processor_get_lpi_info(struct acpi_processor *pr)
if (!acpi_has_method(handle, "_LPI"))
return -EINVAL;
- flat_state_cnt = 0;
prev = &info[0];
curr = &info[1];
handle = pr->handle;
ret = acpi_processor_evaluate_lpi(handle, prev);
if (ret)
return ret;
- flatten_lpi_states(pr, prev, NULL);
+ state_count = flatten_lpi_states(pr, 0, prev, NULL);
status = acpi_get_parent(handle, &pr_ahandle);
while (ACPI_SUCCESS(status)) {
@@ -1143,18 +1127,19 @@ static int acpi_processor_get_lpi_info(struct acpi_processor *pr)
break;
/* flatten all the LPI states in this level of hierarchy */
- flatten_lpi_states(pr, curr, prev);
+ state_count = flatten_lpi_states(pr, state_count, curr, prev);
tmp = prev, prev = curr, curr = tmp;
status = acpi_get_parent(handle, &pr_ahandle);
}
- pr->power.count = flat_state_cnt;
/* reset the index after flattening */
- for (i = 0; i < pr->power.count; i++)
+ for (i = 0; i < state_count; i++)
pr->power.lpi_states[i].index = i;
+ pr->power.count = state_count;
+
/* Tell driver that _LPI is supported. */
pr->flags.has_lpi = 1;
pr->flags.power = 1;
@@ -1246,7 +1231,8 @@ static int acpi_processor_setup_cpuidle_states(struct acpi_processor *pr)
if (pr->flags.has_lpi)
return acpi_processor_setup_lpi_states(pr);
- return acpi_processor_setup_cstates(pr);
+ acpi_processor_setup_cstates(pr);
+ return 0;
}
/**
@@ -1266,7 +1252,8 @@ static int acpi_processor_setup_cpuidle_dev(struct acpi_processor *pr,
if (pr->flags.has_lpi)
return acpi_processor_ffh_lpi_probe(pr->id);
- return acpi_processor_setup_cpuidle_cx(pr, dev);
+ acpi_processor_setup_cpuidle_cx(pr, dev);
+ return 0;
}
static int acpi_processor_get_power_info(struct acpi_processor *pr)
@@ -1405,6 +1392,9 @@ int acpi_processor_power_init(struct acpi_processor *pr)
if (retval) {
if (acpi_processor_registered == 0)
cpuidle_unregister_driver(&acpi_idle_driver);
+
+ per_cpu(acpi_cpuidle_device, pr->id) = NULL;
+ kfree(dev);
return retval;
}
acpi_processor_registered++;
@@ -1431,3 +1421,5 @@ int acpi_processor_power_exit(struct acpi_processor *pr)
pr->flags.power_setup_done = 0;
return 0;
}
+
+MODULE_IMPORT_NS("ACPI_PROCESSOR_IDLE");
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index 1219adb11ab9..c7b1dc5687ec 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -62,19 +62,14 @@ static int phys_package_first_cpu(int cpu)
return 0;
}
-static int cpu_has_cpufreq(unsigned int cpu)
+static bool cpu_has_cpufreq(unsigned int cpu)
{
- struct cpufreq_policy *policy;
-
if (!acpi_processor_cpufreq_init)
return 0;
- policy = cpufreq_cpu_get(cpu);
- if (policy) {
- cpufreq_cpu_put(policy);
- return 1;
- }
- return 0;
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
+
+ return policy != NULL;
}
static int cpufreq_get_max_state(unsigned int cpu)
@@ -93,12 +88,31 @@ static int cpufreq_get_cur_state(unsigned int cpu)
return reduction_step(cpu);
}
+static bool cpufreq_update_thermal_limit(unsigned int cpu, struct acpi_processor *pr)
+{
+ unsigned long max_freq;
+ int ret;
+
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
+ if (!policy)
+ return false;
+
+ max_freq = (policy->cpuinfo.max_freq *
+ (100 - reduction_step(cpu) * cpufreq_thermal_reduction_pctg)) / 100;
+
+ ret = freq_qos_update_request(&pr->thermal_req, max_freq);
+ if (ret < 0) {
+ pr_warn("Failed to update thermal freq constraint: CPU%d (%d)\n",
+ pr->id, ret);
+ }
+
+ return true;
+}
+
static int cpufreq_set_cur_state(unsigned int cpu, int state)
{
- struct cpufreq_policy *policy;
struct acpi_processor *pr;
- unsigned long max_freq;
- int i, ret;
+ int i;
if (!cpu_has_cpufreq(cpu))
return 0;
@@ -120,20 +134,8 @@ static int cpufreq_set_cur_state(unsigned int cpu, int state)
if (unlikely(!freq_qos_request_active(&pr->thermal_req)))
continue;
- policy = cpufreq_cpu_get(i);
- if (!policy)
+ if (!cpufreq_update_thermal_limit(i, pr))
return -EINVAL;
-
- max_freq = (policy->cpuinfo.max_freq *
- (100 - reduction_step(i) * cpufreq_thermal_reduction_pctg)) / 100;
-
- cpufreq_cpu_put(policy);
-
- ret = freq_qos_update_request(&pr->thermal_req, max_freq);
- if (ret < 0) {
- pr_warn("Failed to update thermal freq constraint: CPU%d (%d)\n",
- pr->id, ret);
- }
}
return 0;
}
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
index 436019d96027..18e90067d567 100644
--- a/drivers/acpi/property.c
+++ b/drivers/acpi/property.c
@@ -83,6 +83,7 @@ static bool acpi_nondev_subnode_extract(union acpi_object *desc,
struct fwnode_handle *parent)
{
struct acpi_data_node *dn;
+ acpi_handle scope = NULL;
bool result;
if (acpi_graph_ignore_port(handle))
@@ -98,59 +99,45 @@ static bool acpi_nondev_subnode_extract(union acpi_object *desc,
INIT_LIST_HEAD(&dn->data.properties);
INIT_LIST_HEAD(&dn->data.subnodes);
- result = acpi_extract_properties(handle, desc, &dn->data);
-
- if (handle) {
- acpi_handle scope;
- acpi_status status;
+ /*
+ * The scope for the completion of relative pathname segments and
+ * subnode object lookup is the one of the namespace node (device)
+ * containing the object that has returned the package. That is, it's
+ * the scope of that object's parent device.
+ */
+ if (handle)
+ acpi_get_parent(handle, &scope);
- /*
- * The scope for the subnode object lookup is the one of the
- * namespace node (device) containing the object that has
- * returned the package. That is, it's the scope of that
- * object's parent.
- */
- status = acpi_get_parent(handle, &scope);
- if (ACPI_SUCCESS(status)
- && acpi_enumerate_nondev_subnodes(scope, desc, &dn->data,
- &dn->fwnode))
- result = true;
- } else if (acpi_enumerate_nondev_subnodes(NULL, desc, &dn->data,
- &dn->fwnode)) {
+ /*
+ * Extract properties from the _DSD-equivalent package pointed to by
+ * desc and use scope (if not NULL) for the completion of relative
+ * pathname segments.
+ *
+ * The extracted properties will be held in the new data node dn.
+ */
+ result = acpi_extract_properties(scope, desc, &dn->data);
+ /*
+ * Look for subnodes in the _DSD-equivalent package pointed to by desc
+ * and create child nodes of dn if there are any.
+ */
+ if (acpi_enumerate_nondev_subnodes(scope, desc, &dn->data, &dn->fwnode))
result = true;
- }
-
- if (result) {
- dn->handle = handle;
- dn->data.pointer = desc;
- list_add_tail(&dn->sibling, list);
- return true;
- }
-
- kfree(dn);
- acpi_handle_debug(handle, "Invalid properties/subnodes data, skipping\n");
- return false;
-}
-
-static bool acpi_nondev_subnode_data_ok(acpi_handle handle,
- const union acpi_object *link,
- struct list_head *list,
- struct fwnode_handle *parent)
-{
- struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER };
- acpi_status status;
- status = acpi_evaluate_object_typed(handle, NULL, NULL, &buf,
- ACPI_TYPE_PACKAGE);
- if (ACPI_FAILURE(status))
+ if (!result) {
+ kfree(dn);
+ acpi_handle_debug(handle, "Invalid properties/subnodes data, skipping\n");
return false;
+ }
- if (acpi_nondev_subnode_extract(buf.pointer, handle, link, list,
- parent))
- return true;
+ /*
+ * This will be NULL if the desc package is embedded in an outer
+ * _DSD-equivalent package and its scope cannot be determined.
+ */
+ dn->handle = handle;
+ dn->data.pointer = desc;
+ list_add_tail(&dn->sibling, list);
- ACPI_FREE(buf.pointer);
- return false;
+ return true;
}
static bool acpi_nondev_subnode_ok(acpi_handle scope,
@@ -158,9 +145,16 @@ static bool acpi_nondev_subnode_ok(acpi_handle scope,
struct list_head *list,
struct fwnode_handle *parent)
{
+ struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER };
acpi_handle handle;
acpi_status status;
+ /*
+ * If the scope is unknown, the _DSD-equivalent package being parsed
+ * was embedded in an outer _DSD-equivalent package as a result of
+ * direct evaluation of an object pointed to by a reference. In that
+ * case, using a pathname as the target object pointer is invalid.
+ */
if (!scope)
return false;
@@ -169,7 +163,17 @@ static bool acpi_nondev_subnode_ok(acpi_handle scope,
if (ACPI_FAILURE(status))
return false;
- return acpi_nondev_subnode_data_ok(handle, link, list, parent);
+ status = acpi_evaluate_object_typed(handle, NULL, NULL, &buf,
+ ACPI_TYPE_PACKAGE);
+ if (ACPI_FAILURE(status))
+ return false;
+
+ if (acpi_nondev_subnode_extract(buf.pointer, handle, link, list,
+ parent))
+ return true;
+
+ ACPI_FREE(buf.pointer);
+ return false;
}
static bool acpi_add_nondev_subnodes(acpi_handle scope,
@@ -180,9 +184,12 @@ static bool acpi_add_nondev_subnodes(acpi_handle scope,
bool ret = false;
int i;
+ /*
+ * Every element in the links package is expected to represent a link
+ * to a non-device node in a tree containing device-specific data.
+ */
for (i = 0; i < links->package.count; i++) {
union acpi_object *link, *desc;
- acpi_handle handle;
bool result;
link = &links->package.elements[i];
@@ -190,26 +197,53 @@ static bool acpi_add_nondev_subnodes(acpi_handle scope,
if (link->package.count != 2)
continue;
- /* The first one must be a string. */
+ /* The first one (the key) must be a string. */
if (link->package.elements[0].type != ACPI_TYPE_STRING)
continue;
- /* The second one may be a string, a reference or a package. */
+ /* The second one (the target) may be a string or a package. */
switch (link->package.elements[1].type) {
case ACPI_TYPE_STRING:
+ /*
+ * The string is expected to be a full pathname or a
+ * pathname segment relative to the given scope. That
+ * pathname is expected to point to an object returning
+ * a package that contains _DSD-equivalent information.
+ */
result = acpi_nondev_subnode_ok(scope, link, list,
parent);
break;
- case ACPI_TYPE_LOCAL_REFERENCE:
- handle = link->package.elements[1].reference.handle;
- result = acpi_nondev_subnode_data_ok(handle, link, list,
- parent);
- break;
case ACPI_TYPE_PACKAGE:
+ /*
+ * This happens when a reference is used in AML to
+ * point to the target. Since the target is expected
+ * to be a named object, a reference to it will cause it
+ * to be avaluated in place and its return package will
+ * be embedded in the links package at the location of
+ * the reference.
+ *
+ * The target package is expected to contain _DSD-
+ * equivalent information, but the scope in which it
+ * is located in the original AML is unknown. Thus
+ * it cannot contain pathname segments represented as
+ * strings because there is no way to build full
+ * pathnames out of them.
+ */
+ acpi_handle_debug(scope, "subnode %s: Unknown scope\n",
+ link->package.elements[0].string.pointer);
desc = &link->package.elements[1];
result = acpi_nondev_subnode_extract(desc, NULL, link,
list, parent);
break;
+ case ACPI_TYPE_LOCAL_REFERENCE:
+ /*
+ * It is not expected to see any local references in
+ * the links package because referencing a named object
+ * should cause it to be evaluated in place.
+ */
+ acpi_handle_info(scope, "subnode %s: Unexpected reference\n",
+ link->package.elements[0].string.pointer);
+ fallthrough;
default:
result = false;
break;
@@ -369,6 +403,9 @@ static void acpi_untie_nondev_subnodes(struct acpi_device_data *data)
struct acpi_data_node *dn;
list_for_each_entry(dn, &data->subnodes, sibling) {
+ if (!dn->handle)
+ continue;
+
acpi_detach_data(dn->handle, acpi_nondev_subnode_tag);
acpi_untie_nondev_subnodes(&dn->data);
@@ -383,6 +420,9 @@ static bool acpi_tie_nondev_subnodes(struct acpi_device_data *data)
acpi_status status;
bool ret;
+ if (!dn->handle)
+ continue;
+
status = acpi_attach_data(dn->handle, acpi_nondev_subnode_tag, dn);
if (ACPI_FAILURE(status) && status != AE_ALREADY_EXISTS) {
acpi_handle_err(dn->handle, "Can't tag data node\n");
@@ -804,13 +844,35 @@ acpi_fwnode_get_named_child_node(const struct fwnode_handle *fwnode,
return NULL;
}
+static unsigned int acpi_fwnode_get_args_count(struct fwnode_handle *fwnode,
+ const char *nargs_prop)
+{
+ const struct acpi_device_data *data;
+ const union acpi_object *obj;
+ int ret;
+
+ data = acpi_device_data_of_node(fwnode);
+ if (!data)
+ return 0;
+
+ ret = acpi_data_get_property(data, nargs_prop, ACPI_TYPE_INTEGER, &obj);
+ if (ret)
+ return 0;
+
+ return obj->integer.value;
+}
+
static int acpi_get_ref_args(struct fwnode_reference_args *args,
struct fwnode_handle *ref_fwnode,
+ const char *nargs_prop,
const union acpi_object **element,
const union acpi_object *end, size_t num_args)
{
u32 nargs = 0, i;
+ if (nargs_prop)
+ num_args = acpi_fwnode_get_args_count(ref_fwnode, nargs_prop);
+
/*
* Assume the following integer elements are all args. Stop counting on
* the first reference (possibly represented as a string) or end of the
@@ -882,45 +944,10 @@ static struct fwnode_handle *acpi_parse_string_ref(const struct fwnode_handle *f
return &dn->fwnode;
}
-/**
- * __acpi_node_get_property_reference - returns handle to the referenced object
- * @fwnode: Firmware node to get the property from
- * @propname: Name of the property
- * @index: Index of the reference to return
- * @num_args: Maximum number of arguments after each reference
- * @args: Location to store the returned reference with optional arguments
- * (may be NULL)
- *
- * Find property with @name, verifify that it is a package containing at least
- * one object reference and if so, store the ACPI device object pointer to the
- * target object in @args->adev. If the reference includes arguments, store
- * them in the @args->args[] array.
- *
- * If there's more than one reference in the property value package, @index is
- * used to select the one to return.
- *
- * It is possible to leave holes in the property value set like in the
- * example below:
- *
- * Package () {
- * "cs-gpios",
- * Package () {
- * ^GPIO, 19, 0, 0,
- * ^GPIO, 20, 0, 0,
- * 0,
- * ^GPIO, 21, 0, 0,
- * }
- * }
- *
- * Calling this function with index %2 or index %3 return %-ENOENT. If the
- * property does not contain any more values %-ENOENT is returned. The NULL
- * entry must be single integer and preferably contain value %0.
- *
- * Return: %0 on success, negative error code on failure.
- */
-int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
- const char *propname, size_t index, size_t num_args,
- struct fwnode_reference_args *args)
+static int acpi_fwnode_get_reference_args(const struct fwnode_handle *fwnode,
+ const char *propname, const char *nargs_prop,
+ unsigned int args_count, unsigned int index,
+ struct fwnode_reference_args *args)
{
const union acpi_object *element, *end;
const union acpi_object *obj;
@@ -996,10 +1023,10 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
return -EINVAL;
element++;
-
ret = acpi_get_ref_args(idx == index ? args : NULL,
acpi_fwnode_handle(device),
- &element, end, num_args);
+ nargs_prop, &element, end,
+ args_count);
if (ret < 0)
return ret;
@@ -1014,10 +1041,9 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
return -EINVAL;
element++;
-
ret = acpi_get_ref_args(idx == index ? args : NULL,
- ref_fwnode, &element, end,
- num_args);
+ ref_fwnode, nargs_prop, &element, end,
+ args_count);
if (ret < 0)
return ret;
@@ -1039,6 +1065,50 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
return -ENOENT;
}
+
+/**
+ * __acpi_node_get_property_reference - returns handle to the referenced object
+ * @fwnode: Firmware node to get the property from
+ * @propname: Name of the property
+ * @index: Index of the reference to return
+ * @num_args: Maximum number of arguments after each reference
+ * @args: Location to store the returned reference with optional arguments
+ * (may be NULL)
+ *
+ * Find property with @name, verifify that it is a package containing at least
+ * one object reference and if so, store the ACPI device object pointer to the
+ * target object in @args->adev. If the reference includes arguments, store
+ * them in the @args->args[] array.
+ *
+ * If there's more than one reference in the property value package, @index is
+ * used to select the one to return.
+ *
+ * It is possible to leave holes in the property value set like in the
+ * example below:
+ *
+ * Package () {
+ * "cs-gpios",
+ * Package () {
+ * ^GPIO, 19, 0, 0,
+ * ^GPIO, 20, 0, 0,
+ * 0,
+ * ^GPIO, 21, 0, 0,
+ * }
+ * }
+ *
+ * Calling this function with index %2 or index %3 return %-ENOENT. If the
+ * property does not contain any more values %-ENOENT is returned. The NULL
+ * entry must be single integer and preferably contain value %0.
+ *
+ * Return: %0 on success, negative error code on failure.
+ */
+int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
+ const char *propname, size_t index,
+ size_t num_args,
+ struct fwnode_reference_args *args)
+{
+ return acpi_fwnode_get_reference_args(fwnode, propname, NULL, num_args, index, args);
+}
EXPORT_SYMBOL_GPL(__acpi_node_get_property_reference);
static int acpi_data_prop_read_single(const struct acpi_device_data *data,
@@ -1210,7 +1280,7 @@ static int acpi_data_prop_read(const struct acpi_device_data *data,
ret = acpi_copy_property_array_uint(items, (u64 *)val, nval);
break;
case DEV_PROP_STRING:
- nval = min_t(u32, nval, obj->package.count);
+ nval = min(nval, obj->package.count);
if (nval == 0)
return -ENODATA;
@@ -1259,13 +1329,14 @@ static int stop_on_next(struct acpi_device *adev, void *data)
return 0;
}
-/**
+/*
* acpi_get_next_subnode - Return the next child node handle for a fwnode
* @fwnode: Firmware node to find the next child node for.
* @child: Handle to one of the device's child nodes or a null handle.
*/
-struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode,
- struct fwnode_handle *child)
+static struct fwnode_handle *
+acpi_get_next_subnode(const struct fwnode_handle *fwnode,
+ struct fwnode_handle *child)
{
struct acpi_device *adev = to_acpi_device_node(fwnode);
@@ -1318,6 +1389,28 @@ struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode,
return NULL;
}
+/*
+ * acpi_get_next_present_subnode - Return the next present child node handle
+ * @fwnode: Firmware node to find the next child node for.
+ * @child: Handle to one of the device's child nodes or a null handle.
+ *
+ * Like acpi_get_next_subnode(), but the device nodes returned by
+ * acpi_get_next_present_subnode() are guaranteed to be present.
+ *
+ * Returns: The fwnode handle of the next present sub-node.
+ */
+static struct fwnode_handle *
+acpi_get_next_present_subnode(const struct fwnode_handle *fwnode,
+ struct fwnode_handle *child)
+{
+ do {
+ child = acpi_get_next_subnode(fwnode, child);
+ } while (is_acpi_device_node(child) &&
+ !acpi_device_is_present(to_acpi_device_node(child)));
+
+ return child;
+}
+
/**
* acpi_node_get_parent - Return parent fwnode of this fwnode
* @fwnode: Firmware node whose parent to get
@@ -1380,7 +1473,7 @@ static struct fwnode_handle *acpi_graph_get_next_endpoint(
if (!prev) {
do {
- port = fwnode_get_next_child_node(fwnode, port);
+ port = acpi_get_next_subnode(fwnode, port);
/*
* The names of the port nodes begin with "port@"
* followed by the number of the port node and they also
@@ -1398,14 +1491,17 @@ static struct fwnode_handle *acpi_graph_get_next_endpoint(
if (!port)
return NULL;
- endpoint = fwnode_get_next_child_node(port, prev);
- while (!endpoint) {
- port = fwnode_get_next_child_node(fwnode, port);
- if (!port)
+ do {
+ endpoint = acpi_get_next_subnode(port, prev);
+ if (endpoint)
break;
- if (is_acpi_graph_node(port, "port"))
- endpoint = fwnode_get_next_child_node(port, NULL);
- }
+
+ prev = NULL;
+
+ do {
+ port = acpi_get_next_subnode(fwnode, port);
+ } while (port && !is_acpi_graph_node(port, "port"));
+ } while (port);
/*
* The names of the endpoint nodes begin with "endpoint@" followed by
@@ -1558,16 +1654,6 @@ acpi_fwnode_property_read_string_array(const struct fwnode_handle *fwnode,
val, nval);
}
-static int
-acpi_fwnode_get_reference_args(const struct fwnode_handle *fwnode,
- const char *prop, const char *nargs_prop,
- unsigned int args_count, unsigned int index,
- struct fwnode_reference_args *args)
-{
- return __acpi_node_get_property_reference(fwnode, prop, index,
- args_count, args);
-}
-
static const char *acpi_fwnode_get_name(const struct fwnode_handle *fwnode)
{
const struct acpi_device *adev;
@@ -1632,6 +1718,7 @@ static int acpi_fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
if (fwnode_property_read_u32(fwnode, "reg", &endpoint->id))
fwnode_property_read_u32(fwnode, "endpoint", &endpoint->id);
+ fwnode_handle_put(port_fwnode);
return 0;
}
@@ -1662,7 +1749,7 @@ static int acpi_fwnode_irq_get(const struct fwnode_handle *fwnode,
.property_read_string_array = \
acpi_fwnode_property_read_string_array, \
.get_parent = acpi_node_get_parent, \
- .get_next_child_node = acpi_get_next_subnode, \
+ .get_next_child_node = acpi_get_next_present_subnode, \
.get_named_child_node = acpi_fwnode_get_named_child_node, \
.get_name = acpi_fwnode_get_name, \
.get_name_prefix = acpi_fwnode_get_name_prefix, \
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index b1ab192d7a08..d16906f46484 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -17,6 +17,7 @@
#include <linux/slab.h>
#include <linux/irq.h>
#include <linux/dmi.h>
+#include <linux/string_choices.h>
#ifdef CONFIG_X86
#define valid_IRQ(i) (((i) != 0) && ((i) != 2))
@@ -511,6 +512,13 @@ static const struct dmi_system_id irq1_level_low_skip_override[] = {
},
},
{
+ /* Asus Vivobook Pro N6506CU* */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_BOARD_NAME, "N6506CU"),
+ },
+ },
+ {
/* LG Electronics 17U70P */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LG Electronics"),
@@ -773,7 +781,7 @@ static void acpi_dev_get_irqresource(struct resource *res, u32 gsi,
pr_warn("ACPI: IRQ %d override to %s%s, %s%s\n", gsi,
t ? "level" : "edge",
trig == triggering ? "" : "(!)",
- p ? "low" : "high",
+ str_low_high(p),
pol == polarity ? "" : "(!)");
triggering = trig;
polarity = pol;
diff --git a/drivers/acpi/riscv/Kconfig b/drivers/acpi/riscv/Kconfig
new file mode 100644
index 000000000000..046296a18d00
--- /dev/null
+++ b/drivers/acpi/riscv/Kconfig
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# ACPI Configuration for RISC-V
+#
+
+config ACPI_RIMT
+ bool
diff --git a/drivers/acpi/riscv/Makefile b/drivers/acpi/riscv/Makefile
index a96fdf1e2cb8..1284a076fa88 100644
--- a/drivers/acpi/riscv/Makefile
+++ b/drivers/acpi/riscv/Makefile
@@ -2,3 +2,4 @@
obj-y += rhct.o init.o irq.o
obj-$(CONFIG_ACPI_PROCESSOR_IDLE) += cpuidle.o
obj-$(CONFIG_ACPI_CPPC_LIB) += cppc.o
+obj-$(CONFIG_ACPI_RIMT) += rimt.o
diff --git a/drivers/acpi/riscv/cppc.c b/drivers/acpi/riscv/cppc.c
index 440cf9fb91aa..42c1a9052470 100644
--- a/drivers/acpi/riscv/cppc.c
+++ b/drivers/acpi/riscv/cppc.c
@@ -119,7 +119,7 @@ int cpc_read_ffh(int cpu, struct cpc_reg *reg, u64 *val)
*val = data.ret.value;
- return (data.ret.error) ? sbi_err_map_linux_errno(data.ret.error) : 0;
+ return data.ret.error;
}
return -EINVAL;
@@ -148,7 +148,7 @@ int cpc_write_ffh(int cpu, struct cpc_reg *reg, u64 val)
smp_call_function_single(cpu, cppc_ffh_csr_write, &data, 1);
- return (data.ret.error) ? sbi_err_map_linux_errno(data.ret.error) : 0;
+ return data.ret.error;
}
return -EINVAL;
diff --git a/drivers/acpi/riscv/init.c b/drivers/acpi/riscv/init.c
index 673e4d5dd752..7c00f7995e86 100644
--- a/drivers/acpi/riscv/init.c
+++ b/drivers/acpi/riscv/init.c
@@ -10,4 +10,6 @@
void __init acpi_arch_init(void)
{
riscv_acpi_init_gsi_mapping();
+ if (IS_ENABLED(CONFIG_ACPI_RIMT))
+ riscv_acpi_rimt_init();
}
diff --git a/drivers/acpi/riscv/init.h b/drivers/acpi/riscv/init.h
index 0b9a07e4031f..1680aa2aaf23 100644
--- a/drivers/acpi/riscv/init.h
+++ b/drivers/acpi/riscv/init.h
@@ -2,3 +2,4 @@
#include <linux/init.h>
void __init riscv_acpi_init_gsi_mapping(void);
+void __init riscv_acpi_rimt_init(void);
diff --git a/drivers/acpi/riscv/irq.c b/drivers/acpi/riscv/irq.c
index cced960c2aef..d9a2154d6c6a 100644
--- a/drivers/acpi/riscv/irq.c
+++ b/drivers/acpi/riscv/irq.c
@@ -10,6 +10,8 @@
#include "init.h"
+#define RISCV_ACPI_INTC_FLAG_PENDING BIT(0)
+
struct riscv_ext_intc_list {
acpi_handle handle;
u32 gsi_base;
@@ -17,6 +19,7 @@ struct riscv_ext_intc_list {
u32 nr_idcs;
u32 id;
u32 type;
+ u32 flag;
struct list_head list;
};
@@ -69,6 +72,22 @@ static acpi_status riscv_acpi_update_gsi_handle(u32 gsi_base, acpi_handle handle
return AE_NOT_FOUND;
}
+int riscv_acpi_update_gsi_range(u32 gsi_base, u32 nr_irqs)
+{
+ struct riscv_ext_intc_list *ext_intc_element;
+
+ list_for_each_entry(ext_intc_element, &ext_intc_list, list) {
+ if (gsi_base == ext_intc_element->gsi_base &&
+ (ext_intc_element->flag & RISCV_ACPI_INTC_FLAG_PENDING)) {
+ ext_intc_element->nr_irqs = nr_irqs;
+ ext_intc_element->flag &= ~RISCV_ACPI_INTC_FLAG_PENDING;
+ return 0;
+ }
+ }
+
+ return -ENODEV;
+}
+
int riscv_acpi_get_gsi_info(struct fwnode_handle *fwnode, u32 *gsi_base,
u32 *id, u32 *nr_irqs, u32 *nr_idcs)
{
@@ -115,20 +134,67 @@ struct fwnode_handle *riscv_acpi_get_gsi_domain_id(u32 gsi)
static int __init riscv_acpi_register_ext_intc(u32 gsi_base, u32 nr_irqs, u32 nr_idcs,
u32 id, u32 type)
{
- struct riscv_ext_intc_list *ext_intc_element;
+ struct riscv_ext_intc_list *ext_intc_element, *node, *prev;
ext_intc_element = kzalloc(sizeof(*ext_intc_element), GFP_KERNEL);
if (!ext_intc_element)
return -ENOMEM;
ext_intc_element->gsi_base = gsi_base;
- ext_intc_element->nr_irqs = nr_irqs;
+
+ /* If nr_irqs is zero, indicate it in flag and set to max range possible */
+ if (nr_irqs) {
+ ext_intc_element->nr_irqs = nr_irqs;
+ } else {
+ ext_intc_element->flag |= RISCV_ACPI_INTC_FLAG_PENDING;
+ ext_intc_element->nr_irqs = U32_MAX - ext_intc_element->gsi_base;
+ }
+
ext_intc_element->nr_idcs = nr_idcs;
ext_intc_element->id = id;
- list_add_tail(&ext_intc_element->list, &ext_intc_list);
+ list_for_each_entry(node, &ext_intc_list, list) {
+ if (node->gsi_base < ext_intc_element->gsi_base)
+ break;
+ }
+
+ /* Adjust the previous node's GSI range if that has pending registration */
+ prev = list_prev_entry(node, list);
+ if (!list_entry_is_head(prev, &ext_intc_list, list)) {
+ if (prev->flag & RISCV_ACPI_INTC_FLAG_PENDING)
+ prev->nr_irqs = ext_intc_element->gsi_base - prev->gsi_base;
+ }
+
+ list_add_tail(&ext_intc_element->list, &node->list);
return 0;
}
+static acpi_status __init riscv_acpi_create_gsi_map_smsi(acpi_handle handle, u32 level,
+ void *context, void **return_value)
+{
+ acpi_status status;
+ u64 gbase;
+
+ if (!acpi_has_method(handle, "_GSB")) {
+ acpi_handle_err(handle, "_GSB method not found\n");
+ return AE_ERROR;
+ }
+
+ status = acpi_evaluate_integer(handle, "_GSB", NULL, &gbase);
+ if (ACPI_FAILURE(status)) {
+ acpi_handle_err(handle, "failed to evaluate _GSB method\n");
+ return status;
+ }
+
+ riscv_acpi_register_ext_intc(gbase, 0, 0, 0, ACPI_RISCV_IRQCHIP_SMSI);
+ status = riscv_acpi_update_gsi_handle((u32)gbase, handle);
+ if (ACPI_FAILURE(status)) {
+ acpi_handle_err(handle, "failed to find the GSI mapping entry\n");
+ return status;
+ }
+
+ return AE_OK;
+}
+
static acpi_status __init riscv_acpi_create_gsi_map(acpi_handle handle, u32 level,
void *context, void **return_value)
{
@@ -183,6 +249,9 @@ void __init riscv_acpi_init_gsi_mapping(void)
if (acpi_table_parse_madt(ACPI_MADT_TYPE_APLIC, riscv_acpi_aplic_parse_madt, 0) > 0)
acpi_get_devices("RSCV0002", riscv_acpi_create_gsi_map, NULL, NULL);
+
+ /* Unlike PLIC/APLIC, SYSMSI doesn't have MADT */
+ acpi_get_devices("RSCV0006", riscv_acpi_create_gsi_map_smsi, NULL, NULL);
}
static acpi_handle riscv_acpi_get_gsi_handle(u32 gsi)
diff --git a/drivers/acpi/riscv/rimt.c b/drivers/acpi/riscv/rimt.c
new file mode 100644
index 000000000000..7f423405e5ef
--- /dev/null
+++ b/drivers/acpi/riscv/rimt.c
@@ -0,0 +1,520 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2024-2025, Ventana Micro Systems Inc
+ * Author: Sunil V L <sunilvl@ventanamicro.com>
+ *
+ */
+
+#define pr_fmt(fmt) "ACPI: RIMT: " fmt
+
+#include <linux/acpi.h>
+#include <linux/acpi_rimt.h>
+#include <linux/iommu.h>
+#include <linux/list.h>
+#include <linux/pci.h>
+#include <linux/platform_device.h>
+#include "init.h"
+
+struct rimt_fwnode {
+ struct list_head list;
+ struct acpi_rimt_node *rimt_node;
+ struct fwnode_handle *fwnode;
+};
+
+static LIST_HEAD(rimt_fwnode_list);
+static DEFINE_SPINLOCK(rimt_fwnode_lock);
+
+#define RIMT_TYPE_MASK(type) (1 << (type))
+#define RIMT_IOMMU_TYPE BIT(0)
+
+/* Root pointer to the mapped RIMT table */
+static struct acpi_table_header *rimt_table;
+
+/**
+ * rimt_set_fwnode() - Create rimt_fwnode and use it to register
+ * iommu data in the rimt_fwnode_list
+ *
+ * @rimt_node: RIMT table node associated with the IOMMU
+ * @fwnode: fwnode associated with the RIMT node
+ *
+ * Returns: 0 on success
+ * <0 on failure
+ */
+static int rimt_set_fwnode(struct acpi_rimt_node *rimt_node,
+ struct fwnode_handle *fwnode)
+{
+ struct rimt_fwnode *np;
+
+ np = kzalloc(sizeof(*np), GFP_ATOMIC);
+
+ if (WARN_ON(!np))
+ return -ENOMEM;
+
+ INIT_LIST_HEAD(&np->list);
+ np->rimt_node = rimt_node;
+ np->fwnode = fwnode;
+
+ spin_lock(&rimt_fwnode_lock);
+ list_add_tail(&np->list, &rimt_fwnode_list);
+ spin_unlock(&rimt_fwnode_lock);
+
+ return 0;
+}
+
+static acpi_status rimt_match_node_callback(struct acpi_rimt_node *node,
+ void *context)
+{
+ acpi_status status = AE_NOT_FOUND;
+ struct device *dev = context;
+
+ if (node->type == ACPI_RIMT_NODE_TYPE_IOMMU) {
+ struct acpi_rimt_iommu *iommu_node = (struct acpi_rimt_iommu *)&node->node_data;
+
+ if (dev_is_pci(dev)) {
+ struct pci_dev *pdev;
+ u16 bdf;
+
+ pdev = to_pci_dev(dev);
+ bdf = PCI_DEVID(pdev->bus->number, pdev->devfn);
+ if ((pci_domain_nr(pdev->bus) == iommu_node->pcie_segment_number) &&
+ bdf == iommu_node->pcie_bdf) {
+ status = AE_OK;
+ } else {
+ status = AE_NOT_FOUND;
+ }
+ } else {
+ struct platform_device *pdev = to_platform_device(dev);
+ struct resource *res;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res && res->start == iommu_node->base_address)
+ status = AE_OK;
+ else
+ status = AE_NOT_FOUND;
+ }
+ } else if (node->type == ACPI_RIMT_NODE_TYPE_PCIE_ROOT_COMPLEX) {
+ struct acpi_rimt_pcie_rc *pci_rc;
+ struct pci_bus *bus;
+
+ bus = to_pci_bus(dev);
+ pci_rc = (struct acpi_rimt_pcie_rc *)node->node_data;
+
+ /*
+ * It is assumed that PCI segment numbers maps one-to-one
+ * with root complexes. Each segment number can represent only
+ * one root complex.
+ */
+ status = pci_rc->pcie_segment_number == pci_domain_nr(bus) ?
+ AE_OK : AE_NOT_FOUND;
+ } else if (node->type == ACPI_RIMT_NODE_TYPE_PLAT_DEVICE) {
+ struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER, NULL };
+ struct acpi_rimt_platform_device *ncomp;
+ struct device *plat_dev = dev;
+ struct acpi_device *adev;
+
+ /*
+ * Walk the device tree to find a device with an
+ * ACPI companion; there is no point in scanning
+ * RIMT for a device matching a platform device if
+ * the device does not have an ACPI companion to
+ * start with.
+ */
+ do {
+ adev = ACPI_COMPANION(plat_dev);
+ if (adev)
+ break;
+
+ plat_dev = plat_dev->parent;
+ } while (plat_dev);
+
+ if (!adev)
+ return status;
+
+ status = acpi_get_name(adev->handle, ACPI_FULL_PATHNAME, &buf);
+ if (ACPI_FAILURE(status)) {
+ dev_warn(plat_dev, "Can't get device full path name\n");
+ return status;
+ }
+
+ ncomp = (struct acpi_rimt_platform_device *)node->node_data;
+ status = !strcmp(ncomp->device_name, buf.pointer) ?
+ AE_OK : AE_NOT_FOUND;
+ acpi_os_free(buf.pointer);
+ }
+
+ return status;
+}
+
+static struct acpi_rimt_node *rimt_scan_node(enum acpi_rimt_node_type type,
+ void *context)
+{
+ struct acpi_rimt_node *rimt_node, *rimt_end;
+ struct acpi_table_rimt *rimt;
+ int i;
+
+ if (!rimt_table)
+ return NULL;
+
+ /* Get the first RIMT node */
+ rimt = (struct acpi_table_rimt *)rimt_table;
+ rimt_node = ACPI_ADD_PTR(struct acpi_rimt_node, rimt,
+ rimt->node_offset);
+ rimt_end = ACPI_ADD_PTR(struct acpi_rimt_node, rimt_table,
+ rimt_table->length);
+
+ for (i = 0; i < rimt->num_nodes; i++) {
+ if (WARN_TAINT(rimt_node >= rimt_end, TAINT_FIRMWARE_WORKAROUND,
+ "RIMT node pointer overflows, bad table!\n"))
+ return NULL;
+
+ if (rimt_node->type == type &&
+ ACPI_SUCCESS(rimt_match_node_callback(rimt_node, context)))
+ return rimt_node;
+
+ rimt_node = ACPI_ADD_PTR(struct acpi_rimt_node, rimt_node,
+ rimt_node->length);
+ }
+
+ return NULL;
+}
+
+/*
+ * RISC-V supports IOMMU as a PCI device or a platform device.
+ * When it is a platform device, there should be a namespace device as
+ * well along with RIMT. To create the link between RIMT information and
+ * the platform device, the IOMMU driver should register itself with the
+ * RIMT module. This is true for PCI based IOMMU as well.
+ */
+int rimt_iommu_register(struct device *dev)
+{
+ struct fwnode_handle *rimt_fwnode;
+ struct acpi_rimt_node *node;
+
+ node = rimt_scan_node(ACPI_RIMT_NODE_TYPE_IOMMU, dev);
+ if (!node) {
+ pr_err("Could not find IOMMU node in RIMT\n");
+ return -ENODEV;
+ }
+
+ if (dev_is_pci(dev)) {
+ rimt_fwnode = acpi_alloc_fwnode_static();
+ if (!rimt_fwnode)
+ return -ENOMEM;
+
+ rimt_fwnode->dev = dev;
+ if (!dev->fwnode)
+ dev->fwnode = rimt_fwnode;
+
+ rimt_set_fwnode(node, rimt_fwnode);
+ } else {
+ rimt_set_fwnode(node, dev->fwnode);
+ }
+
+ return 0;
+}
+
+#ifdef CONFIG_IOMMU_API
+
+/**
+ * rimt_get_fwnode() - Retrieve fwnode associated with an RIMT node
+ *
+ * @node: RIMT table node to be looked-up
+ *
+ * Returns: fwnode_handle pointer on success, NULL on failure
+ */
+static struct fwnode_handle *rimt_get_fwnode(struct acpi_rimt_node *node)
+{
+ struct fwnode_handle *fwnode = NULL;
+ struct rimt_fwnode *curr;
+
+ spin_lock(&rimt_fwnode_lock);
+ list_for_each_entry(curr, &rimt_fwnode_list, list) {
+ if (curr->rimt_node == node) {
+ fwnode = curr->fwnode;
+ break;
+ }
+ }
+ spin_unlock(&rimt_fwnode_lock);
+
+ return fwnode;
+}
+
+static bool rimt_pcie_rc_supports_ats(struct acpi_rimt_node *node)
+{
+ struct acpi_rimt_pcie_rc *pci_rc;
+
+ pci_rc = (struct acpi_rimt_pcie_rc *)node->node_data;
+ return pci_rc->flags & ACPI_RIMT_PCIE_ATS_SUPPORTED;
+}
+
+static int rimt_iommu_xlate(struct device *dev, struct acpi_rimt_node *node, u32 deviceid)
+{
+ struct fwnode_handle *rimt_fwnode;
+
+ if (!node)
+ return -ENODEV;
+
+ rimt_fwnode = rimt_get_fwnode(node);
+
+ /*
+ * The IOMMU drivers may not be probed yet.
+ * Defer the IOMMU configuration
+ */
+ if (!rimt_fwnode)
+ return -EPROBE_DEFER;
+
+ return acpi_iommu_fwspec_init(dev, deviceid, rimt_fwnode);
+}
+
+struct rimt_pci_alias_info {
+ struct device *dev;
+ struct acpi_rimt_node *node;
+ const struct iommu_ops *ops;
+};
+
+static int rimt_id_map(struct acpi_rimt_id_mapping *map, u8 type, u32 rid_in, u32 *rid_out)
+{
+ if (rid_in < map->source_id_base ||
+ (rid_in > map->source_id_base + map->num_ids))
+ return -ENXIO;
+
+ *rid_out = map->dest_id_base + (rid_in - map->source_id_base);
+ return 0;
+}
+
+static struct acpi_rimt_node *rimt_node_get_id(struct acpi_rimt_node *node,
+ u32 *id_out, int index)
+{
+ struct acpi_rimt_platform_device *plat_node;
+ u32 id_mapping_offset, num_id_mapping;
+ struct acpi_rimt_pcie_rc *pci_node;
+ struct acpi_rimt_id_mapping *map;
+ struct acpi_rimt_node *parent;
+
+ if (node->type == ACPI_RIMT_NODE_TYPE_PCIE_ROOT_COMPLEX) {
+ pci_node = (struct acpi_rimt_pcie_rc *)&node->node_data;
+ id_mapping_offset = pci_node->id_mapping_offset;
+ num_id_mapping = pci_node->num_id_mappings;
+ } else if (node->type == ACPI_RIMT_NODE_TYPE_PLAT_DEVICE) {
+ plat_node = (struct acpi_rimt_platform_device *)&node->node_data;
+ id_mapping_offset = plat_node->id_mapping_offset;
+ num_id_mapping = plat_node->num_id_mappings;
+ } else {
+ return NULL;
+ }
+
+ if (!id_mapping_offset || !num_id_mapping || index >= num_id_mapping)
+ return NULL;
+
+ map = ACPI_ADD_PTR(struct acpi_rimt_id_mapping, node,
+ id_mapping_offset + index * sizeof(*map));
+
+ /* Firmware bug! */
+ if (!map->dest_offset) {
+ pr_err(FW_BUG "[node %p type %d] ID map has NULL parent reference\n",
+ node, node->type);
+ return NULL;
+ }
+
+ parent = ACPI_ADD_PTR(struct acpi_rimt_node, rimt_table, map->dest_offset);
+
+ if (node->type == ACPI_RIMT_NODE_TYPE_PLAT_DEVICE ||
+ node->type == ACPI_RIMT_NODE_TYPE_PCIE_ROOT_COMPLEX) {
+ *id_out = map->dest_id_base;
+ return parent;
+ }
+
+ return NULL;
+}
+
+static struct acpi_rimt_node *rimt_node_map_id(struct acpi_rimt_node *node,
+ u32 id_in, u32 *id_out,
+ u8 type_mask)
+{
+ struct acpi_rimt_platform_device *plat_node;
+ u32 id_mapping_offset, num_id_mapping;
+ struct acpi_rimt_pcie_rc *pci_node;
+ u32 id = id_in;
+
+ /* Parse the ID mapping tree to find specified node type */
+ while (node) {
+ struct acpi_rimt_id_mapping *map;
+ int i, rc = 0;
+ u32 map_id = id;
+
+ if (RIMT_TYPE_MASK(node->type) & type_mask) {
+ if (id_out)
+ *id_out = id;
+ return node;
+ }
+
+ if (node->type == ACPI_RIMT_NODE_TYPE_PCIE_ROOT_COMPLEX) {
+ pci_node = (struct acpi_rimt_pcie_rc *)&node->node_data;
+ id_mapping_offset = pci_node->id_mapping_offset;
+ num_id_mapping = pci_node->num_id_mappings;
+ } else if (node->type == ACPI_RIMT_NODE_TYPE_PLAT_DEVICE) {
+ plat_node = (struct acpi_rimt_platform_device *)&node->node_data;
+ id_mapping_offset = plat_node->id_mapping_offset;
+ num_id_mapping = plat_node->num_id_mappings;
+ } else {
+ goto fail_map;
+ }
+
+ if (!id_mapping_offset || !num_id_mapping)
+ goto fail_map;
+
+ map = ACPI_ADD_PTR(struct acpi_rimt_id_mapping, node,
+ id_mapping_offset);
+
+ /* Firmware bug! */
+ if (!map->dest_offset) {
+ pr_err(FW_BUG "[node %p type %d] ID map has NULL parent reference\n",
+ node, node->type);
+ goto fail_map;
+ }
+
+ /* Do the ID translation */
+ for (i = 0; i < num_id_mapping; i++, map++) {
+ rc = rimt_id_map(map, node->type, map_id, &id);
+ if (!rc)
+ break;
+ }
+
+ if (i == num_id_mapping)
+ goto fail_map;
+
+ node = ACPI_ADD_PTR(struct acpi_rimt_node, rimt_table,
+ rc ? 0 : map->dest_offset);
+ }
+
+fail_map:
+ /* Map input ID to output ID unchanged on mapping failure */
+ if (id_out)
+ *id_out = id_in;
+
+ return NULL;
+}
+
+static struct acpi_rimt_node *rimt_node_map_platform_id(struct acpi_rimt_node *node, u32 *id_out,
+ u8 type_mask, int index)
+{
+ struct acpi_rimt_node *parent;
+ u32 id;
+
+ parent = rimt_node_get_id(node, &id, index);
+ if (!parent)
+ return NULL;
+
+ if (!(RIMT_TYPE_MASK(parent->type) & type_mask))
+ parent = rimt_node_map_id(parent, id, id_out, type_mask);
+ else
+ if (id_out)
+ *id_out = id;
+
+ return parent;
+}
+
+static int rimt_pci_iommu_init(struct pci_dev *pdev, u16 alias, void *data)
+{
+ struct rimt_pci_alias_info *info = data;
+ struct acpi_rimt_node *parent;
+ u32 deviceid;
+
+ parent = rimt_node_map_id(info->node, alias, &deviceid, RIMT_IOMMU_TYPE);
+ return rimt_iommu_xlate(info->dev, parent, deviceid);
+}
+
+static int rimt_plat_iommu_map(struct device *dev, struct acpi_rimt_node *node)
+{
+ struct acpi_rimt_node *parent;
+ int err = -ENODEV, i = 0;
+ u32 deviceid = 0;
+
+ do {
+ parent = rimt_node_map_platform_id(node, &deviceid,
+ RIMT_IOMMU_TYPE,
+ i++);
+
+ if (parent)
+ err = rimt_iommu_xlate(dev, parent, deviceid);
+ } while (parent && !err);
+
+ return err;
+}
+
+static int rimt_plat_iommu_map_id(struct device *dev,
+ struct acpi_rimt_node *node,
+ const u32 *in_id)
+{
+ struct acpi_rimt_node *parent;
+ u32 deviceid;
+
+ parent = rimt_node_map_id(node, *in_id, &deviceid, RIMT_IOMMU_TYPE);
+ if (parent)
+ return rimt_iommu_xlate(dev, parent, deviceid);
+
+ return -ENODEV;
+}
+
+/**
+ * rimt_iommu_configure_id - Set-up IOMMU configuration for a device.
+ *
+ * @dev: device to configure
+ * @id_in: optional input id const value pointer
+ *
+ * Returns: 0 on success, <0 on failure
+ */
+int rimt_iommu_configure_id(struct device *dev, const u32 *id_in)
+{
+ struct acpi_rimt_node *node;
+ int err = -ENODEV;
+
+ if (dev_is_pci(dev)) {
+ struct iommu_fwspec *fwspec;
+ struct pci_bus *bus = to_pci_dev(dev)->bus;
+ struct rimt_pci_alias_info info = { .dev = dev };
+
+ node = rimt_scan_node(ACPI_RIMT_NODE_TYPE_PCIE_ROOT_COMPLEX, &bus->dev);
+ if (!node)
+ return -ENODEV;
+
+ info.node = node;
+ err = pci_for_each_dma_alias(to_pci_dev(dev),
+ rimt_pci_iommu_init, &info);
+
+ fwspec = dev_iommu_fwspec_get(dev);
+ if (fwspec && rimt_pcie_rc_supports_ats(node))
+ fwspec->flags |= IOMMU_FWSPEC_PCI_RC_ATS;
+ } else {
+ node = rimt_scan_node(ACPI_RIMT_NODE_TYPE_PLAT_DEVICE, dev);
+ if (!node)
+ return -ENODEV;
+
+ err = id_in ? rimt_plat_iommu_map_id(dev, node, id_in) :
+ rimt_plat_iommu_map(dev, node);
+ }
+
+ return err;
+}
+
+#endif
+
+void __init riscv_acpi_rimt_init(void)
+{
+ acpi_status status;
+
+ /* rimt_table will be used at runtime after the rimt init,
+ * so we don't need to call acpi_put_table() to release
+ * the RIMT table mapping.
+ */
+ status = acpi_get_table(ACPI_SIG_RIMT, 0, &rimt_table);
+ if (ACPI_FAILURE(status)) {
+ if (status != AE_NOT_FOUND) {
+ const char *msg = acpi_format_exception(status);
+
+ pr_err("Failed to get table, %s\n", msg);
+ }
+
+ return;
+ }
+}
diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index a3f95a3fffde..d3edc3bcbf01 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -487,7 +487,7 @@ static int acpi_battery_read(struct acpi_battery *battery)
if (result)
return result;
- battery->present = state & (1 << battery->id);
+ battery->present = !!(state & (1 << battery->id));
if (!battery->present)
return 0;
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index fb1fe9f3b1a3..416d87f9bd10 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -11,6 +11,7 @@
#include <linux/kernel.h>
#include <linux/acpi.h>
#include <linux/acpi_iort.h>
+#include <linux/acpi_rimt.h>
#include <linux/acpi_viot.h>
#include <linux/iommu.h>
#include <linux/signal.h>
@@ -845,6 +846,8 @@ static bool acpi_info_matches_ids(struct acpi_device_info *info,
static const char * const acpi_ignore_dep_ids[] = {
"PNP0D80", /* Windows-compatible System Power Management Controller */
"INT33BD", /* Intel Baytrail Mailbox Device */
+ "INTC10DE", /* Intel CVS LNL */
+ "INTC10E0", /* Intel CVS ARL */
"LATT2021", /* Lattice FW Update Client Driver */
NULL
};
@@ -858,6 +861,8 @@ static const char * const acpi_honor_dep_ids[] = {
"INTC10CF", /* IVSC (MTL) driver must be loaded to allow i2c access to camera sensors */
"RSCV0001", /* RISC-V PLIC */
"RSCV0002", /* RISC-V APLIC */
+ "RSCV0005", /* RISC-V SBI MPXY MBOX */
+ "RSCV0006", /* RISC-V RPMI SYSMSI */
"PNP0C0F", /* PCI Link Device */
NULL
};
@@ -1629,7 +1634,10 @@ static int acpi_iommu_configure_id(struct device *dev, const u32 *id_in)
err = iort_iommu_configure_id(dev, id_in);
if (err && err != -EPROBE_DEFER)
+ err = rimt_iommu_configure_id(dev, id_in);
+ if (err && err != -EPROBE_DEFER)
err = viot_iommu_configure(dev);
+
mutex_unlock(&iommu_probe_device_lock);
return err;
@@ -2389,7 +2397,7 @@ static bool acpi_scan_clear_dep_queue(struct acpi_device *adev)
* initial enumeration of devices is complete, put it into the unbound
* workqueue.
*/
- queue_work(system_unbound_wq, &cdw->work);
+ queue_work(system_dfl_wq, &cdw->work);
return true;
}
@@ -2702,7 +2710,7 @@ void __init acpi_scan_init(void)
acpi_memory_hotplug_init();
acpi_watchdog_init();
acpi_pnp_init();
- acpi_int340x_thermal_init();
+ acpi_power_resources_init();
acpi_init_lpit();
acpi_scan_add_handler(&generic_device_handler);
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index c8ee8e42b0f6..66ec81e306d4 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -642,7 +642,7 @@ static int acpi_suspend_enter(suspend_state_t pm_state)
/*
* Disable all GPE and clear their status bits before interrupts are
* enabled. Some GPEs (like wakeup GPEs) have no handlers and this can
- * prevent them from producing spurious interrups.
+ * prevent them from producing spurious interrupts.
*
* acpi_leave_sleep_state() will reenable specific GPEs later.
*
@@ -884,13 +884,13 @@ bool acpi_s2idle_wakeup(void)
#ifdef CONFIG_PM_SLEEP
static u32 saved_bm_rld;
-static int acpi_save_bm_rld(void)
+static int acpi_save_bm_rld(void *data)
{
acpi_read_bit_register(ACPI_BITREG_BUS_MASTER_RLD, &saved_bm_rld);
return 0;
}
-static void acpi_restore_bm_rld(void)
+static void acpi_restore_bm_rld(void *data)
{
u32 resumed_bm_rld = 0;
@@ -901,14 +901,18 @@ static void acpi_restore_bm_rld(void)
acpi_write_bit_register(ACPI_BITREG_BUS_MASTER_RLD, saved_bm_rld);
}
-static struct syscore_ops acpi_sleep_syscore_ops = {
+static const struct syscore_ops acpi_sleep_syscore_ops = {
.suspend = acpi_save_bm_rld,
.resume = acpi_restore_bm_rld,
};
+static struct syscore acpi_sleep_syscore = {
+ .ops = &acpi_sleep_syscore_ops,
+};
+
static void acpi_sleep_syscore_init(void)
{
- register_syscore_ops(&acpi_sleep_syscore_ops);
+ register_syscore(&acpi_sleep_syscore);
}
#else
static inline void acpi_sleep_syscore_init(void) {}
diff --git a/drivers/acpi/sleep.h b/drivers/acpi/sleep.h
index d960a238be4e..9c3cb109c5d2 100644
--- a/drivers/acpi/sleep.h
+++ b/drivers/acpi/sleep.h
@@ -17,10 +17,7 @@ static inline acpi_status acpi_set_waking_vector(u32 wakeup_address)
extern int acpi_s2idle_begin(void);
extern int acpi_s2idle_prepare(void);
-extern int acpi_s2idle_prepare_late(void);
-extern void acpi_s2idle_check(void);
extern bool acpi_s2idle_wake(void);
-extern void acpi_s2idle_restore_early(void);
extern void acpi_s2idle_restore(void);
extern void acpi_s2idle_end(void);
diff --git a/drivers/acpi/spcr.c b/drivers/acpi/spcr.c
index cd36a97b0ea2..73cb933fdc89 100644
--- a/drivers/acpi/spcr.c
+++ b/drivers/acpi/spcr.c
@@ -141,12 +141,23 @@ int __init acpi_parse_spcr(bool enable_earlycon, bool enable_console)
case ACPI_DBG2_16550_NVIDIA:
uart = "uart";
break;
+ case ACPI_DBG2_RISCV_SBI_CON:
+ uart = "sbi";
+ break;
default:
err = -ENOENT;
goto done;
}
- switch (table->baud_rate) {
+ /*
+ * SPCR 1.09 defines Precise Baud Rate Filed contains a specific
+ * non-zero baud rate which overrides the value of the Configured
+ * Baud Rate field. If this field is zero or not present, Configured
+ * Baud Rate is used.
+ */
+ if (table->header.revision >= 4 && table->precise_baudrate)
+ baud_rate = table->precise_baudrate;
+ else switch (table->baud_rate) {
case 0:
/*
* SPCR 1.04 defines 0 as a preconfigured state of UART.
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index fa9bb8c8ce95..4286e4af1092 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -408,7 +408,7 @@ static const char table_sigs[][ACPI_NAMESEG_SIZE] __nonstring_array __initconst
ACPI_SIG_PSDT, ACPI_SIG_RSDT, ACPI_SIG_XSDT, ACPI_SIG_SSDT,
ACPI_SIG_IORT, ACPI_SIG_NFIT, ACPI_SIG_HMAT, ACPI_SIG_PPTT,
ACPI_SIG_NHLT, ACPI_SIG_AEST, ACPI_SIG_CEDT, ACPI_SIG_AGDI,
- ACPI_SIG_NBFT };
+ ACPI_SIG_NBFT, ACPI_SIG_SWFT, ACPI_SIG_MPAM};
#define ACPI_HEADER_SIZE sizeof(struct acpi_table_header)
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 5c2defe55898..a511f9ea0267 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -924,7 +924,7 @@ static int acpi_thermal_suspend(struct device *dev)
static int acpi_thermal_resume(struct device *dev)
{
struct acpi_thermal *tz;
- int i, j, power_state;
+ int i, j;
if (!dev)
return -EINVAL;
@@ -939,10 +939,8 @@ static int acpi_thermal_resume(struct device *dev)
if (!acpi_thermal_trip_valid(acpi_trip))
break;
- for (j = 0; j < acpi_trip->devices.count; j++) {
- acpi_bus_update_power(acpi_trip->devices.handles[j],
- &power_state);
- }
+ for (j = 0; j < acpi_trip->devices.count; j++)
+ acpi_bus_update_power(acpi_trip->devices.handles[j], NULL);
}
acpi_queue_thermal_check(tz);
@@ -1062,7 +1060,8 @@ static int __init acpi_thermal_init(void)
}
acpi_thermal_pm_queue = alloc_workqueue("acpi_thermal_pm",
- WQ_HIGHPRI | WQ_MEM_RECLAIM, 0);
+ WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_PERCPU,
+ 0);
if (!acpi_thermal_pm_queue)
return -ENODEV;
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index d507d5e08435..4cf74f173c78 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -948,6 +948,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "Mipad2"),
},
},
+ /* https://gitlab.freedesktop.org/drm/amd/-/issues/4512 */
+ {
+ .callback = video_detect_force_native,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82K8"),
+ },
+ },
{ },
};
diff --git a/drivers/acpi/x86/lpss.c b/drivers/acpi/x86/lpss.c
index 6daa6372f980..1dcb80ab0d23 100644
--- a/drivers/acpi/x86/lpss.c
+++ b/drivers/acpi/x86/lpss.c
@@ -181,7 +181,7 @@ static void byt_i2c_setup(struct lpss_private_data *pdata)
acpi_status status;
u64 uid;
- /* Expected to always be successfull, but better safe then sorry */
+ /* Expected to always be successful, but better safe then sorry */
if (!acpi_dev_uid_to_integer(pdata->adev, &uid) && uid) {
/* Detect I2C bus shared with PUNIT and ignore its d3 status */
status = acpi_evaluate_integer(handle, "_SEM", NULL, &shared_host);
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index dd0b40b9bbe8..6d4d06236f61 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -299,34 +299,13 @@ free_acpi_buffer:
ACPI_FREE(out_obj);
}
-/**
- * acpi_get_lps0_constraint - Get the LPS0 constraint for a device.
- * @adev: Device to get the constraint for.
- *
- * The LPS0 constraint is the shallowest (minimum) power state in which the
- * device can be so as to allow the platform as a whole to achieve additional
- * energy conservation by utilizing a system-wide low-power state.
- *
- * Returns:
- * - ACPI power state value of the constraint for @adev on success.
- * - Otherwise, ACPI_STATE_UNKNOWN.
- */
-int acpi_get_lps0_constraint(struct acpi_device *adev)
-{
- struct lpi_constraints *entry;
-
- for_each_lpi_constraint(entry) {
- if (adev->handle == entry->handle)
- return entry->min_dstate;
- }
-
- return ACPI_STATE_UNKNOWN;
-}
-
static void lpi_check_constraints(void)
{
struct lpi_constraints *entry;
+ if (IS_ERR_OR_NULL(lpi_constraints_table))
+ return;
+
for_each_lpi_constraint(entry) {
struct acpi_device *adev = acpi_fetch_acpi_dev(entry->handle);
@@ -508,11 +487,6 @@ static int lps0_device_attach(struct acpi_device *adev,
lps0_device_handle = adev->handle;
- if (acpi_s2idle_vendor_amd())
- lpi_device_get_constraints_amd();
- else
- lpi_device_get_constraints();
-
/*
* Use suspend-to-idle by default if ACPI_FADT_LOW_POWER_S0 is set in
* the FADT and the default suspend mode was not set from the command
@@ -539,7 +513,26 @@ static struct acpi_scan_handler lps0_handler = {
.attach = lps0_device_attach,
};
-int acpi_s2idle_prepare_late(void)
+static int acpi_s2idle_begin_lps0(void)
+{
+ if (pm_debug_messages_on && !lpi_constraints_table) {
+ if (acpi_s2idle_vendor_amd())
+ lpi_device_get_constraints_amd();
+ else
+ lpi_device_get_constraints();
+
+ /*
+ * Try to retrieve the constraints only once because failures
+ * to do so usually are sticky.
+ */
+ if (!lpi_constraints_table)
+ lpi_constraints_table = ERR_PTR(-ENODATA);
+ }
+
+ return acpi_s2idle_begin();
+}
+
+static int acpi_s2idle_prepare_late_lps0(void)
{
struct acpi_s2idle_dev_ops *handler;
@@ -585,7 +578,7 @@ int acpi_s2idle_prepare_late(void)
return 0;
}
-void acpi_s2idle_check(void)
+static void acpi_s2idle_check_lps0(void)
{
struct acpi_s2idle_dev_ops *handler;
@@ -598,7 +591,7 @@ void acpi_s2idle_check(void)
}
}
-void acpi_s2idle_restore_early(void)
+static void acpi_s2idle_restore_early_lps0(void)
{
struct acpi_s2idle_dev_ops *handler;
@@ -636,12 +629,12 @@ void acpi_s2idle_restore_early(void)
}
static const struct platform_s2idle_ops acpi_s2idle_ops_lps0 = {
- .begin = acpi_s2idle_begin,
+ .begin = acpi_s2idle_begin_lps0,
.prepare = acpi_s2idle_prepare,
- .prepare_late = acpi_s2idle_prepare_late,
- .check = acpi_s2idle_check,
+ .prepare_late = acpi_s2idle_prepare_late_lps0,
+ .check = acpi_s2idle_check_lps0,
.wake = acpi_s2idle_wake,
- .restore_early = acpi_s2idle_restore_early,
+ .restore_early = acpi_s2idle_restore_early_lps0,
.restore = acpi_s2idle_restore,
.end = acpi_s2idle_end,
};
diff --git a/drivers/amba/Kconfig b/drivers/amba/Kconfig
index fb6c7e0b4cce..14bb61ff801e 100644
--- a/drivers/amba/Kconfig
+++ b/drivers/amba/Kconfig
@@ -5,7 +5,7 @@ config ARM_AMBA
if ARM_AMBA
config TEGRA_AHB
- bool
+ bool "Enable AHB driver for NVIDIA Tegra SoCs" if COMPILE_TEST
default y if ARCH_TEGRA
help
Adds AHB configuration functionality for NVIDIA Tegra SoCs,
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index 74e34a07ef72..952c45ca6e48 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -291,15 +291,14 @@ static int amba_probe(struct device *dev)
if (ret < 0)
break;
- ret = dev_pm_domain_attach(dev, PD_FLAG_ATTACH_POWER_ON);
+ ret = dev_pm_domain_attach(dev, PD_FLAG_ATTACH_POWER_ON |
+ PD_FLAG_DETACH_POWER_OFF);
if (ret)
break;
ret = amba_get_enable_pclk(pcdev);
- if (ret) {
- dev_pm_domain_detach(dev, true);
+ if (ret)
break;
- }
pm_runtime_get_noresume(dev);
pm_runtime_set_active(dev);
@@ -314,7 +313,6 @@ static int amba_probe(struct device *dev)
pm_runtime_put_noidle(dev);
amba_put_disable_pclk(pcdev);
- dev_pm_domain_detach(dev, true);
} while (0);
return ret;
@@ -336,7 +334,6 @@ static void amba_remove(struct device *dev)
pm_runtime_put_noidle(dev);
amba_put_disable_pclk(pcdev);
- dev_pm_domain_detach(dev, true);
}
static void amba_shutdown(struct device *dev)
diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c
index c0e8b765522d..f23c3ed01810 100644
--- a/drivers/amba/tegra-ahb.c
+++ b/drivers/amba/tegra-ahb.c
@@ -144,6 +144,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn)
if (!dev)
return -EPROBE_DEFER;
ahb = dev_get_drvdata(dev);
+ put_device(dev);
val = gizmo_readl(ahb, AHB_ARBITRATION_XBAR_CTRL);
val |= AHB_ARBITRATION_XBAR_CTRL_SMMU_INIT_DONE;
gizmo_writel(ahb, val, AHB_ARBITRATION_XBAR_CTRL);
diff --git a/drivers/android/Kconfig b/drivers/android/Kconfig
index 5b3b8041f827..e2e402c9d175 100644
--- a/drivers/android/Kconfig
+++ b/drivers/android/Kconfig
@@ -4,6 +4,7 @@ menu "Android"
config ANDROID_BINDER_IPC
bool "Android Binder IPC Driver"
depends on MMU
+ depends on NET
default n
help
Binder is used in Android for both communication between processes,
@@ -13,6 +14,19 @@ config ANDROID_BINDER_IPC
Android process, using Binder to identify, invoke and pass arguments
between said processes.
+config ANDROID_BINDER_IPC_RUST
+ bool "Rust version of Android Binder IPC Driver"
+ depends on RUST && MMU && !ANDROID_BINDER_IPC
+ help
+ This enables the Rust implementation of the Binder driver.
+
+ Binder is used in Android for both communication between processes,
+ and remote method invocation.
+
+ This means one Android process can call a method/routine in another
+ Android process, using Binder to identify, invoke and pass arguments
+ between said processes.
+
config ANDROID_BINDERFS
bool "Android Binderfs filesystem"
depends on ANDROID_BINDER_IPC
@@ -27,7 +41,7 @@ config ANDROID_BINDERFS
config ANDROID_BINDER_DEVICES
string "Android Binder devices"
- depends on ANDROID_BINDER_IPC
+ depends on ANDROID_BINDER_IPC || ANDROID_BINDER_IPC_RUST
default "binder,hwbinder,vndbinder"
help
Default value for the binder.devices parameter.
diff --git a/drivers/android/Makefile b/drivers/android/Makefile
index c5d47be0276c..e0c650d3898e 100644
--- a/drivers/android/Makefile
+++ b/drivers/android/Makefile
@@ -2,5 +2,6 @@
ccflags-y += -I$(src) # needed for trace events
obj-$(CONFIG_ANDROID_BINDERFS) += binderfs.o
-obj-$(CONFIG_ANDROID_BINDER_IPC) += binder.o binder_alloc.o
+obj-$(CONFIG_ANDROID_BINDER_IPC) += binder.o binder_alloc.o binder_netlink.o
obj-$(CONFIG_ANDROID_BINDER_ALLOC_KUNIT_TEST) += tests/
+obj-$(CONFIG_ANDROID_BINDER_IPC_RUST) += binder/
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index 312b462e349d..535fc881c8da 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -74,6 +74,7 @@
#include <linux/cacheflush.h>
+#include "binder_netlink.h"
#include "binder_internal.h"
#include "binder_trace.h"
@@ -850,17 +851,8 @@ static int binder_inc_node_nilocked(struct binder_node *node, int strong,
} else {
if (!internal)
node->local_weak_refs++;
- if (!node->has_weak_ref && list_empty(&node->work.entry)) {
- if (target_list == NULL) {
- pr_err("invalid inc weak node for %d\n",
- node->debug_id);
- return -EINVAL;
- }
- /*
- * See comment above
- */
+ if (!node->has_weak_ref && target_list && list_empty(&node->work.entry))
binder_enqueue_work_ilocked(&node->work, target_list);
- }
}
return 0;
}
@@ -2417,10 +2409,10 @@ err_fd_not_accepted:
/**
* struct binder_ptr_fixup - data to be fixed-up in target buffer
- * @offset offset in target buffer to fixup
- * @skip_size bytes to skip in copy (fixup will be written later)
- * @fixup_data data to write at fixup offset
- * @node list node
+ * @offset: offset in target buffer to fixup
+ * @skip_size: bytes to skip in copy (fixup will be written later)
+ * @fixup_data: data to write at fixup offset
+ * @node: list node
*
* This is used for the pointer fixup list (pf) which is created and consumed
* during binder_transaction() and is only accessed locally. No
@@ -2437,10 +2429,10 @@ struct binder_ptr_fixup {
/**
* struct binder_sg_copy - scatter-gather data to be copied
- * @offset offset in target buffer
- * @sender_uaddr user address in source buffer
- * @length bytes to copy
- * @node list node
+ * @offset: offset in target buffer
+ * @sender_uaddr: user address in source buffer
+ * @length: bytes to copy
+ * @node: list node
*
* This is used for the sg copy list (sgc) which is created and consumed
* during binder_transaction() and is only accessed locally. No
@@ -2993,6 +2985,69 @@ static void binder_set_txn_from_error(struct binder_transaction *t, int id,
binder_thread_dec_tmpref(from);
}
+/**
+ * binder_netlink_report() - report a transaction failure via netlink
+ * @proc: the binder proc sending the transaction
+ * @t: the binder transaction that failed
+ * @data_size: the user provided data size for the transaction
+ * @error: enum binder_driver_return_protocol returned to sender
+ */
+static void binder_netlink_report(struct binder_proc *proc,
+ struct binder_transaction *t,
+ u32 data_size,
+ u32 error)
+{
+ const char *context = proc->context->name;
+ struct sk_buff *skb;
+ void *hdr;
+
+ if (!genl_has_listeners(&binder_nl_family, &init_net,
+ BINDER_NLGRP_REPORT))
+ return;
+
+ trace_binder_netlink_report(context, t, data_size, error);
+
+ skb = genlmsg_new(GENLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!skb)
+ return;
+
+ hdr = genlmsg_put(skb, 0, 0, &binder_nl_family, 0, BINDER_CMD_REPORT);
+ if (!hdr)
+ goto free_skb;
+
+ if (nla_put_u32(skb, BINDER_A_REPORT_ERROR, error) ||
+ nla_put_string(skb, BINDER_A_REPORT_CONTEXT, context) ||
+ nla_put_u32(skb, BINDER_A_REPORT_FROM_PID, t->from_pid) ||
+ nla_put_u32(skb, BINDER_A_REPORT_FROM_TID, t->from_tid))
+ goto cancel_skb;
+
+ if (t->to_proc &&
+ nla_put_u32(skb, BINDER_A_REPORT_TO_PID, t->to_proc->pid))
+ goto cancel_skb;
+
+ if (t->to_thread &&
+ nla_put_u32(skb, BINDER_A_REPORT_TO_TID, t->to_thread->pid))
+ goto cancel_skb;
+
+ if (t->is_reply && nla_put_flag(skb, BINDER_A_REPORT_IS_REPLY))
+ goto cancel_skb;
+
+ if (nla_put_u32(skb, BINDER_A_REPORT_FLAGS, t->flags) ||
+ nla_put_u32(skb, BINDER_A_REPORT_CODE, t->code) ||
+ nla_put_u32(skb, BINDER_A_REPORT_DATA_SIZE, data_size))
+ goto cancel_skb;
+
+ genlmsg_end(skb, hdr);
+ genlmsg_multicast(&binder_nl_family, skb, 0, BINDER_NLGRP_REPORT,
+ GFP_KERNEL);
+ return;
+
+cancel_skb:
+ genlmsg_cancel(skb, hdr);
+free_skb:
+ nlmsg_free(skb);
+}
+
static void binder_transaction(struct binder_proc *proc,
struct binder_thread *thread,
struct binder_transaction_data *tr, int reply,
@@ -3042,6 +3097,32 @@ static void binder_transaction(struct binder_proc *proc,
binder_set_extended_error(&thread->ee, t_debug_id, BR_OK, 0);
binder_inner_proc_unlock(proc);
+ t = kzalloc(sizeof(*t), GFP_KERNEL);
+ if (!t) {
+ binder_txn_error("%d:%d cannot allocate transaction\n",
+ thread->pid, proc->pid);
+ return_error = BR_FAILED_REPLY;
+ return_error_param = -ENOMEM;
+ return_error_line = __LINE__;
+ goto err_alloc_t_failed;
+ }
+ INIT_LIST_HEAD(&t->fd_fixups);
+ binder_stats_created(BINDER_STAT_TRANSACTION);
+ spin_lock_init(&t->lock);
+ t->debug_id = t_debug_id;
+ t->start_time = t_start_time;
+ t->from_pid = proc->pid;
+ t->from_tid = thread->pid;
+ t->sender_euid = task_euid(proc->tsk);
+ t->code = tr->code;
+ t->flags = tr->flags;
+ t->priority = task_nice(current);
+ t->work.type = BINDER_WORK_TRANSACTION;
+ t->is_async = !reply && (tr->flags & TF_ONE_WAY);
+ t->is_reply = reply;
+ if (!reply && !(tr->flags & TF_ONE_WAY))
+ t->from = thread;
+
if (reply) {
binder_inner_proc_lock(proc);
in_reply_to = thread->transaction_stack;
@@ -3228,24 +3309,13 @@ static void binder_transaction(struct binder_proc *proc,
}
binder_inner_proc_unlock(proc);
}
+
+ t->to_proc = target_proc;
+ t->to_thread = target_thread;
if (target_thread)
e->to_thread = target_thread->pid;
e->to_proc = target_proc->pid;
- /* TODO: reuse incoming transaction for reply */
- t = kzalloc(sizeof(*t), GFP_KERNEL);
- if (t == NULL) {
- binder_txn_error("%d:%d cannot allocate transaction\n",
- thread->pid, proc->pid);
- return_error = BR_FAILED_REPLY;
- return_error_param = -ENOMEM;
- return_error_line = __LINE__;
- goto err_alloc_t_failed;
- }
- INIT_LIST_HEAD(&t->fd_fixups);
- binder_stats_created(BINDER_STAT_TRANSACTION);
- spin_lock_init(&t->lock);
-
tcomplete = kzalloc(sizeof(*tcomplete), GFP_KERNEL);
if (tcomplete == NULL) {
binder_txn_error("%d:%d cannot allocate work for transaction\n",
@@ -3257,9 +3327,6 @@ static void binder_transaction(struct binder_proc *proc,
}
binder_stats_created(BINDER_STAT_TRANSACTION_COMPLETE);
- t->debug_id = t_debug_id;
- t->start_time = t_start_time;
-
if (reply)
binder_debug(BINDER_DEBUG_TRANSACTION,
"%d:%d BC_REPLY %d -> %d:%d, data size %lld-%lld-%lld\n",
@@ -3275,19 +3342,6 @@ static void binder_transaction(struct binder_proc *proc,
(u64)tr->data_size, (u64)tr->offsets_size,
(u64)extra_buffers_size);
- if (!reply && !(tr->flags & TF_ONE_WAY))
- t->from = thread;
- else
- t->from = NULL;
- t->from_pid = proc->pid;
- t->from_tid = thread->pid;
- t->sender_euid = task_euid(proc->tsk);
- t->to_proc = target_proc;
- t->to_thread = target_thread;
- t->code = tr->code;
- t->flags = tr->flags;
- t->priority = task_nice(current);
-
if (target_node && target_node->txn_security_ctx) {
u32 secid;
size_t added_size;
@@ -3680,11 +3734,13 @@ static void binder_transaction(struct binder_proc *proc,
return_error_line = __LINE__;
goto err_copy_data_failed;
}
- if (t->buffer->oneway_spam_suspect)
+ if (t->buffer->oneway_spam_suspect) {
tcomplete->type = BINDER_WORK_TRANSACTION_ONEWAY_SPAM_SUSPECT;
- else
+ binder_netlink_report(proc, t, tr->data_size,
+ BR_ONEWAY_SPAM_SUSPECT);
+ } else {
tcomplete->type = BINDER_WORK_TRANSACTION_COMPLETE;
- t->work.type = BINDER_WORK_TRANSACTION;
+ }
if (reply) {
binder_enqueue_thread_work(thread, tcomplete);
@@ -3712,7 +3768,6 @@ static void binder_transaction(struct binder_proc *proc,
* the target replies (or there is an error).
*/
binder_enqueue_deferred_thread_work_ilocked(thread, tcomplete);
- t->need_reply = 1;
t->from_parent = thread->transaction_stack;
thread->transaction_stack = t;
binder_inner_proc_unlock(proc);
@@ -3733,8 +3788,11 @@ static void binder_transaction(struct binder_proc *proc,
* process and is put in a pending queue, waiting for the target
* process to be unfrozen.
*/
- if (return_error == BR_TRANSACTION_PENDING_FROZEN)
+ if (return_error == BR_TRANSACTION_PENDING_FROZEN) {
tcomplete->type = BINDER_WORK_TRANSACTION_PENDING;
+ binder_netlink_report(proc, t, tr->data_size,
+ return_error);
+ }
binder_enqueue_thread_work(thread, tcomplete);
if (return_error &&
return_error != BR_TRANSACTION_PENDING_FROZEN)
@@ -3783,9 +3841,6 @@ err_get_secctx_failed:
err_alloc_tcomplete_failed:
if (trace_binder_txn_latency_free_enabled())
binder_txn_latency_free(t);
- kfree(t);
- binder_stats_deleted(BINDER_STAT_TRANSACTION);
-err_alloc_t_failed:
err_bad_todo_list:
err_bad_call_stack:
err_empty_call_stack:
@@ -3796,6 +3851,11 @@ err_invalid_target_handle:
binder_dec_node_tmpref(target_node);
}
+ binder_netlink_report(proc, t, tr->data_size, return_error);
+ kfree(t);
+ binder_stats_deleted(BINDER_STAT_TRANSACTION);
+err_alloc_t_failed:
+
binder_debug(BINDER_DEBUG_FAILED_TRANSACTION,
"%d:%d transaction %s to %d:%d failed %d/%d/%d, code %u size %lld-%lld line %d\n",
proc->pid, thread->pid, reply ? "reply" :
@@ -3994,14 +4054,15 @@ binder_freeze_notification_done(struct binder_proc *proc,
/**
* binder_free_buf() - free the specified buffer
- * @proc: binder proc that owns buffer
- * @buffer: buffer to be freed
- * @is_failure: failed to send transaction
+ * @proc: binder proc that owns buffer
+ * @thread: binder thread performing the buffer release
+ * @buffer: buffer to be freed
+ * @is_failure: failed to send transaction
*
- * If buffer for an async transaction, enqueue the next async
+ * If the buffer is for an async transaction, enqueue the next async
* transaction from the node.
*
- * Cleanup buffer and free it.
+ * Cleanup the buffer and free it.
*/
static void
binder_free_buf(struct binder_proc *proc,
@@ -4608,6 +4669,8 @@ static int binder_wait_for_work(struct binder_thread *thread,
*
* If we fail to allocate an fd, skip the install and release
* any fds that have already been allocated.
+ *
+ * Return: 0 on success, a negative errno code on failure.
*/
static int binder_apply_fd_fixups(struct binder_proc *proc,
struct binder_transaction *t)
@@ -6324,13 +6387,13 @@ static void print_binder_transaction_ilocked(struct seq_file *m,
spin_lock(&t->lock);
to_proc = t->to_proc;
seq_printf(m,
- "%s %d: %pK from %d:%d to %d:%d code %x flags %x pri %ld r%d elapsed %lldms",
+ "%s %d: %pK from %d:%d to %d:%d code %x flags %x pri %ld a%d r%d elapsed %lldms",
prefix, t->debug_id, t,
t->from_pid,
t->from_tid,
to_proc ? to_proc->pid : 0,
t->to_thread ? t->to_thread->pid : 0,
- t->code, t->flags, t->priority, t->need_reply,
+ t->code, t->flags, t->priority, t->is_async, t->is_reply,
ktime_ms_delta(current_time, t->start_time));
spin_unlock(&t->lock);
@@ -7062,12 +7125,19 @@ static int __init binder_init(void)
}
}
- ret = init_binderfs();
+ ret = genl_register_family(&binder_nl_family);
if (ret)
goto err_init_binder_device_failed;
+ ret = init_binderfs();
+ if (ret)
+ goto err_init_binderfs_failed;
+
return ret;
+err_init_binderfs_failed:
+ genl_unregister_family(&binder_nl_family);
+
err_init_binder_device_failed:
hlist_for_each_entry_safe(device, tmp, &binder_devices, hlist) {
misc_deregister(&device->miscdev);
@@ -7088,5 +7158,3 @@ device_initcall(binder_init);
#define CREATE_TRACE_POINTS
#include "binder_trace.h"
-
-MODULE_LICENSE("GPL v2");
diff --git a/drivers/android/binder/Makefile b/drivers/android/binder/Makefile
new file mode 100644
index 000000000000..09eabb527fa0
--- /dev/null
+++ b/drivers/android/binder/Makefile
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0-only
+ccflags-y += -I$(src) # needed for trace events
+
+obj-$(CONFIG_ANDROID_BINDER_IPC_RUST) += rust_binder.o
+rust_binder-y := \
+ rust_binder_main.o \
+ rust_binderfs.o \
+ rust_binder_events.o \
+ page_range_helper.o
diff --git a/drivers/android/binder/allocation.rs b/drivers/android/binder/allocation.rs
new file mode 100644
index 000000000000..7f65a9c3a0e5
--- /dev/null
+++ b/drivers/android/binder/allocation.rs
@@ -0,0 +1,602 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use core::mem::{size_of, size_of_val, MaybeUninit};
+use core::ops::Range;
+
+use kernel::{
+ bindings,
+ fs::file::{File, FileDescriptorReservation},
+ prelude::*,
+ sync::{aref::ARef, Arc},
+ transmute::{AsBytes, FromBytes},
+ uaccess::UserSliceReader,
+ uapi,
+};
+
+use crate::{
+ deferred_close::DeferredFdCloser,
+ defs::*,
+ node::{Node, NodeRef},
+ process::Process,
+ DArc,
+};
+
+#[derive(Default)]
+pub(crate) struct AllocationInfo {
+ /// Range within the allocation where we can find the offsets to the object descriptors.
+ pub(crate) offsets: Option<Range<usize>>,
+ /// The target node of the transaction this allocation is associated to.
+ /// Not set for replies.
+ pub(crate) target_node: Option<NodeRef>,
+ /// When this allocation is dropped, call `pending_oneway_finished` on the node.
+ ///
+ /// This is used to serialize oneway transaction on the same node. Binder guarantees that
+ /// oneway transactions to the same node are delivered sequentially in the order they are sent.
+ pub(crate) oneway_node: Option<DArc<Node>>,
+ /// Zero the data in the buffer on free.
+ pub(crate) clear_on_free: bool,
+ /// List of files embedded in this transaction.
+ file_list: FileList,
+}
+
+/// Represents an allocation that the kernel is currently using.
+///
+/// When allocations are idle, the range allocator holds the data related to them.
+///
+/// # Invariants
+///
+/// This allocation corresponds to an allocation in the range allocator, so the relevant pages are
+/// marked in use in the page range.
+pub(crate) struct Allocation {
+ pub(crate) offset: usize,
+ size: usize,
+ pub(crate) ptr: usize,
+ pub(crate) process: Arc<Process>,
+ allocation_info: Option<AllocationInfo>,
+ free_on_drop: bool,
+ pub(crate) oneway_spam_detected: bool,
+ #[allow(dead_code)]
+ pub(crate) debug_id: usize,
+}
+
+impl Allocation {
+ pub(crate) fn new(
+ process: Arc<Process>,
+ debug_id: usize,
+ offset: usize,
+ size: usize,
+ ptr: usize,
+ oneway_spam_detected: bool,
+ ) -> Self {
+ Self {
+ process,
+ offset,
+ size,
+ ptr,
+ debug_id,
+ oneway_spam_detected,
+ allocation_info: None,
+ free_on_drop: true,
+ }
+ }
+
+ fn size_check(&self, offset: usize, size: usize) -> Result {
+ let overflow_fail = offset.checked_add(size).is_none();
+ let cmp_size_fail = offset.wrapping_add(size) > self.size;
+ if overflow_fail || cmp_size_fail {
+ return Err(EFAULT);
+ }
+ Ok(())
+ }
+
+ pub(crate) fn copy_into(
+ &self,
+ reader: &mut UserSliceReader,
+ offset: usize,
+ size: usize,
+ ) -> Result {
+ self.size_check(offset, size)?;
+
+ // SAFETY: While this object exists, the range allocator will keep the range allocated, and
+ // in turn, the pages will be marked as in use.
+ unsafe {
+ self.process
+ .pages
+ .copy_from_user_slice(reader, self.offset + offset, size)
+ }
+ }
+
+ pub(crate) fn read<T: FromBytes>(&self, offset: usize) -> Result<T> {
+ self.size_check(offset, size_of::<T>())?;
+
+ // SAFETY: While this object exists, the range allocator will keep the range allocated, and
+ // in turn, the pages will be marked as in use.
+ unsafe { self.process.pages.read(self.offset + offset) }
+ }
+
+ pub(crate) fn write<T: ?Sized>(&self, offset: usize, obj: &T) -> Result {
+ self.size_check(offset, size_of_val::<T>(obj))?;
+
+ // SAFETY: While this object exists, the range allocator will keep the range allocated, and
+ // in turn, the pages will be marked as in use.
+ unsafe { self.process.pages.write(self.offset + offset, obj) }
+ }
+
+ pub(crate) fn fill_zero(&self) -> Result {
+ // SAFETY: While this object exists, the range allocator will keep the range allocated, and
+ // in turn, the pages will be marked as in use.
+ unsafe { self.process.pages.fill_zero(self.offset, self.size) }
+ }
+
+ pub(crate) fn keep_alive(mut self) {
+ self.process
+ .buffer_make_freeable(self.offset, self.allocation_info.take());
+ self.free_on_drop = false;
+ }
+
+ pub(crate) fn set_info(&mut self, info: AllocationInfo) {
+ self.allocation_info = Some(info);
+ }
+
+ pub(crate) fn get_or_init_info(&mut self) -> &mut AllocationInfo {
+ self.allocation_info.get_or_insert_with(Default::default)
+ }
+
+ pub(crate) fn set_info_offsets(&mut self, offsets: Range<usize>) {
+ self.get_or_init_info().offsets = Some(offsets);
+ }
+
+ pub(crate) fn set_info_oneway_node(&mut self, oneway_node: DArc<Node>) {
+ self.get_or_init_info().oneway_node = Some(oneway_node);
+ }
+
+ pub(crate) fn set_info_clear_on_drop(&mut self) {
+ self.get_or_init_info().clear_on_free = true;
+ }
+
+ pub(crate) fn set_info_target_node(&mut self, target_node: NodeRef) {
+ self.get_or_init_info().target_node = Some(target_node);
+ }
+
+ /// Reserve enough space to push at least `num_fds` fds.
+ pub(crate) fn info_add_fd_reserve(&mut self, num_fds: usize) -> Result {
+ self.get_or_init_info()
+ .file_list
+ .files_to_translate
+ .reserve(num_fds, GFP_KERNEL)?;
+
+ Ok(())
+ }
+
+ pub(crate) fn info_add_fd(
+ &mut self,
+ file: ARef<File>,
+ buffer_offset: usize,
+ close_on_free: bool,
+ ) -> Result {
+ self.get_or_init_info().file_list.files_to_translate.push(
+ FileEntry {
+ file,
+ buffer_offset,
+ close_on_free,
+ },
+ GFP_KERNEL,
+ )?;
+
+ Ok(())
+ }
+
+ pub(crate) fn set_info_close_on_free(&mut self, cof: FdsCloseOnFree) {
+ self.get_or_init_info().file_list.close_on_free = cof.0;
+ }
+
+ pub(crate) fn translate_fds(&mut self) -> Result<TranslatedFds> {
+ let file_list = match self.allocation_info.as_mut() {
+ Some(info) => &mut info.file_list,
+ None => return Ok(TranslatedFds::new()),
+ };
+
+ let files = core::mem::take(&mut file_list.files_to_translate);
+
+ let num_close_on_free = files.iter().filter(|entry| entry.close_on_free).count();
+ let mut close_on_free = KVec::with_capacity(num_close_on_free, GFP_KERNEL)?;
+
+ let mut reservations = KVec::with_capacity(files.len(), GFP_KERNEL)?;
+ for file_info in files {
+ let res = FileDescriptorReservation::get_unused_fd_flags(bindings::O_CLOEXEC)?;
+ let fd = res.reserved_fd();
+ self.write::<u32>(file_info.buffer_offset, &fd)?;
+
+ reservations.push(
+ Reservation {
+ res,
+ file: file_info.file,
+ },
+ GFP_KERNEL,
+ )?;
+ if file_info.close_on_free {
+ close_on_free.push(fd, GFP_KERNEL)?;
+ }
+ }
+
+ Ok(TranslatedFds {
+ reservations,
+ close_on_free: FdsCloseOnFree(close_on_free),
+ })
+ }
+
+ /// Should the looper return to userspace when freeing this allocation?
+ pub(crate) fn looper_need_return_on_free(&self) -> bool {
+ // Closing fds involves pushing task_work for execution when we return to userspace. Hence,
+ // we should return to userspace asap if we are closing fds.
+ match self.allocation_info {
+ Some(ref info) => !info.file_list.close_on_free.is_empty(),
+ None => false,
+ }
+ }
+}
+
+impl Drop for Allocation {
+ fn drop(&mut self) {
+ if !self.free_on_drop {
+ return;
+ }
+
+ if let Some(mut info) = self.allocation_info.take() {
+ if let Some(oneway_node) = info.oneway_node.as_ref() {
+ oneway_node.pending_oneway_finished();
+ }
+
+ info.target_node = None;
+
+ if let Some(offsets) = info.offsets.clone() {
+ let view = AllocationView::new(self, offsets.start);
+ for i in offsets.step_by(size_of::<usize>()) {
+ if view.cleanup_object(i).is_err() {
+ pr_warn!("Error cleaning up object at offset {}\n", i)
+ }
+ }
+ }
+
+ for &fd in &info.file_list.close_on_free {
+ let closer = match DeferredFdCloser::new(GFP_KERNEL) {
+ Ok(closer) => closer,
+ Err(kernel::alloc::AllocError) => {
+ // Ignore allocation failures.
+ break;
+ }
+ };
+
+ // Here, we ignore errors. The operation can fail if the fd is not valid, or if the
+ // method is called from a kthread. However, this is always called from a syscall,
+ // so the latter case cannot happen, and we don't care about the first case.
+ let _ = closer.close_fd(fd);
+ }
+
+ if info.clear_on_free {
+ if let Err(e) = self.fill_zero() {
+ pr_warn!("Failed to clear data on free: {:?}", e);
+ }
+ }
+ }
+
+ self.process.buffer_raw_free(self.ptr);
+ }
+}
+
+/// A wrapper around `Allocation` that is being created.
+///
+/// If the allocation is destroyed while wrapped in this wrapper, then the allocation will be
+/// considered to be part of a failed transaction. Successful transactions avoid that by calling
+/// `success`, which skips the destructor.
+#[repr(transparent)]
+pub(crate) struct NewAllocation(pub(crate) Allocation);
+
+impl NewAllocation {
+ pub(crate) fn success(self) -> Allocation {
+ // This skips the destructor.
+ //
+ // SAFETY: This type is `#[repr(transparent)]`, so the layout matches.
+ unsafe { core::mem::transmute(self) }
+ }
+}
+
+impl core::ops::Deref for NewAllocation {
+ type Target = Allocation;
+ fn deref(&self) -> &Allocation {
+ &self.0
+ }
+}
+
+impl core::ops::DerefMut for NewAllocation {
+ fn deref_mut(&mut self) -> &mut Allocation {
+ &mut self.0
+ }
+}
+
+/// A view into the beginning of an allocation.
+///
+/// All attempts to read or write outside of the view will fail. To intentionally access outside of
+/// this view, use the `alloc` field of this struct directly.
+pub(crate) struct AllocationView<'a> {
+ pub(crate) alloc: &'a mut Allocation,
+ limit: usize,
+}
+
+impl<'a> AllocationView<'a> {
+ pub(crate) fn new(alloc: &'a mut Allocation, limit: usize) -> Self {
+ AllocationView { alloc, limit }
+ }
+
+ pub(crate) fn read<T: FromBytes>(&self, offset: usize) -> Result<T> {
+ if offset.checked_add(size_of::<T>()).ok_or(EINVAL)? > self.limit {
+ return Err(EINVAL);
+ }
+ self.alloc.read(offset)
+ }
+
+ pub(crate) fn write<T: AsBytes>(&self, offset: usize, obj: &T) -> Result {
+ if offset.checked_add(size_of::<T>()).ok_or(EINVAL)? > self.limit {
+ return Err(EINVAL);
+ }
+ self.alloc.write(offset, obj)
+ }
+
+ pub(crate) fn copy_into(
+ &self,
+ reader: &mut UserSliceReader,
+ offset: usize,
+ size: usize,
+ ) -> Result {
+ if offset.checked_add(size).ok_or(EINVAL)? > self.limit {
+ return Err(EINVAL);
+ }
+ self.alloc.copy_into(reader, offset, size)
+ }
+
+ pub(crate) fn transfer_binder_object(
+ &self,
+ offset: usize,
+ obj: &uapi::flat_binder_object,
+ strong: bool,
+ node_ref: NodeRef,
+ ) -> Result {
+ let mut newobj = FlatBinderObject::default();
+ let node = node_ref.node.clone();
+ if Arc::ptr_eq(&node_ref.node.owner, &self.alloc.process) {
+ // The receiving process is the owner of the node, so send it a binder object (instead
+ // of a handle).
+ let (ptr, cookie) = node.get_id();
+ newobj.hdr.type_ = if strong {
+ BINDER_TYPE_BINDER
+ } else {
+ BINDER_TYPE_WEAK_BINDER
+ };
+ newobj.flags = obj.flags;
+ newobj.__bindgen_anon_1.binder = ptr as _;
+ newobj.cookie = cookie as _;
+ self.write(offset, &newobj)?;
+ // Increment the user ref count on the node. It will be decremented as part of the
+ // destruction of the buffer, when we see a binder or weak-binder object.
+ node.update_refcount(true, 1, strong);
+ } else {
+ // The receiving process is different from the owner, so we need to insert a handle to
+ // the binder object.
+ let handle = self
+ .alloc
+ .process
+ .as_arc_borrow()
+ .insert_or_update_handle(node_ref, false)?;
+ newobj.hdr.type_ = if strong {
+ BINDER_TYPE_HANDLE
+ } else {
+ BINDER_TYPE_WEAK_HANDLE
+ };
+ newobj.flags = obj.flags;
+ newobj.__bindgen_anon_1.handle = handle;
+ if self.write(offset, &newobj).is_err() {
+ // Decrement ref count on the handle we just created.
+ let _ = self
+ .alloc
+ .process
+ .as_arc_borrow()
+ .update_ref(handle, false, strong);
+ return Err(EINVAL);
+ }
+ }
+
+ Ok(())
+ }
+
+ fn cleanup_object(&self, index_offset: usize) -> Result {
+ let offset = self.alloc.read(index_offset)?;
+ let header = self.read::<BinderObjectHeader>(offset)?;
+ match header.type_ {
+ BINDER_TYPE_WEAK_BINDER | BINDER_TYPE_BINDER => {
+ let obj = self.read::<FlatBinderObject>(offset)?;
+ let strong = header.type_ == BINDER_TYPE_BINDER;
+ // SAFETY: The type is `BINDER_TYPE_{WEAK_}BINDER`, so the `binder` field is
+ // populated.
+ let ptr = unsafe { obj.__bindgen_anon_1.binder };
+ let cookie = obj.cookie;
+ self.alloc.process.update_node(ptr, cookie, strong);
+ Ok(())
+ }
+ BINDER_TYPE_WEAK_HANDLE | BINDER_TYPE_HANDLE => {
+ let obj = self.read::<FlatBinderObject>(offset)?;
+ let strong = header.type_ == BINDER_TYPE_HANDLE;
+ // SAFETY: The type is `BINDER_TYPE_{WEAK_}HANDLE`, so the `handle` field is
+ // populated.
+ let handle = unsafe { obj.__bindgen_anon_1.handle };
+ self.alloc
+ .process
+ .as_arc_borrow()
+ .update_ref(handle, false, strong)
+ }
+ _ => Ok(()),
+ }
+ }
+}
+
+/// A binder object as it is serialized.
+///
+/// # Invariants
+///
+/// All bytes must be initialized, and the value of `self.hdr.type_` must be one of the allowed
+/// types.
+#[repr(C)]
+pub(crate) union BinderObject {
+ hdr: uapi::binder_object_header,
+ fbo: uapi::flat_binder_object,
+ fdo: uapi::binder_fd_object,
+ bbo: uapi::binder_buffer_object,
+ fdao: uapi::binder_fd_array_object,
+}
+
+/// A view into a `BinderObject` that can be used in a match statement.
+pub(crate) enum BinderObjectRef<'a> {
+ Binder(&'a mut uapi::flat_binder_object),
+ Handle(&'a mut uapi::flat_binder_object),
+ Fd(&'a mut uapi::binder_fd_object),
+ Ptr(&'a mut uapi::binder_buffer_object),
+ Fda(&'a mut uapi::binder_fd_array_object),
+}
+
+impl BinderObject {
+ pub(crate) fn read_from(reader: &mut UserSliceReader) -> Result<BinderObject> {
+ let object = Self::read_from_inner(|slice| {
+ let read_len = usize::min(slice.len(), reader.len());
+ reader.clone_reader().read_slice(&mut slice[..read_len])?;
+ Ok(())
+ })?;
+
+ // If we used a object type smaller than the largest object size, then we've read more
+ // bytes than we needed to. However, we used `.clone_reader()` to avoid advancing the
+ // original reader. Now, we call `skip` so that the caller's reader is advanced by the
+ // right amount.
+ //
+ // The `skip` call fails if the reader doesn't have `size` bytes available. This could
+ // happen if the type header corresponds to an object type that is larger than the rest of
+ // the reader.
+ //
+ // Any extra bytes beyond the size of the object are inaccessible after this call, so
+ // reading them again from the `reader` later does not result in TOCTOU bugs.
+ reader.skip(object.size())?;
+
+ Ok(object)
+ }
+
+ /// Use the provided reader closure to construct a `BinderObject`.
+ ///
+ /// The closure should write the bytes for the object into the provided slice.
+ pub(crate) fn read_from_inner<R>(reader: R) -> Result<BinderObject>
+ where
+ R: FnOnce(&mut [u8; size_of::<BinderObject>()]) -> Result<()>,
+ {
+ let mut obj = MaybeUninit::<BinderObject>::zeroed();
+
+ // SAFETY: The lengths of `BinderObject` and `[u8; size_of::<BinderObject>()]` are equal,
+ // and the byte array has an alignment requirement of one, so the pointer cast is okay.
+ // Additionally, `obj` was initialized to zeros, so the byte array will not be
+ // uninitialized.
+ (reader)(unsafe { &mut *obj.as_mut_ptr().cast() })?;
+
+ // SAFETY: The entire object is initialized, so accessing this field is safe.
+ let type_ = unsafe { obj.assume_init_ref().hdr.type_ };
+ if Self::type_to_size(type_).is_none() {
+ // The value of `obj.hdr_type_` was invalid.
+ return Err(EINVAL);
+ }
+
+ // SAFETY: All bytes are initialized (since we zeroed them at the start) and we checked
+ // that `self.hdr.type_` is one of the allowed types, so the type invariants are satisfied.
+ unsafe { Ok(obj.assume_init()) }
+ }
+
+ pub(crate) fn as_ref(&mut self) -> BinderObjectRef<'_> {
+ use BinderObjectRef::*;
+ // SAFETY: The constructor ensures that all bytes of `self` are initialized, and all
+ // variants of this union accept all initialized bit patterns.
+ unsafe {
+ match self.hdr.type_ {
+ BINDER_TYPE_WEAK_BINDER | BINDER_TYPE_BINDER => Binder(&mut self.fbo),
+ BINDER_TYPE_WEAK_HANDLE | BINDER_TYPE_HANDLE => Handle(&mut self.fbo),
+ BINDER_TYPE_FD => Fd(&mut self.fdo),
+ BINDER_TYPE_PTR => Ptr(&mut self.bbo),
+ BINDER_TYPE_FDA => Fda(&mut self.fdao),
+ // SAFETY: By the type invariant, the value of `self.hdr.type_` cannot have any
+ // other value than the ones checked above.
+ _ => core::hint::unreachable_unchecked(),
+ }
+ }
+ }
+
+ pub(crate) fn size(&self) -> usize {
+ // SAFETY: The entire object is initialized, so accessing this field is safe.
+ let type_ = unsafe { self.hdr.type_ };
+
+ // SAFETY: The type invariants guarantee that the type field is correct.
+ unsafe { Self::type_to_size(type_).unwrap_unchecked() }
+ }
+
+ fn type_to_size(type_: u32) -> Option<usize> {
+ match type_ {
+ BINDER_TYPE_WEAK_BINDER => Some(size_of::<uapi::flat_binder_object>()),
+ BINDER_TYPE_BINDER => Some(size_of::<uapi::flat_binder_object>()),
+ BINDER_TYPE_WEAK_HANDLE => Some(size_of::<uapi::flat_binder_object>()),
+ BINDER_TYPE_HANDLE => Some(size_of::<uapi::flat_binder_object>()),
+ BINDER_TYPE_FD => Some(size_of::<uapi::binder_fd_object>()),
+ BINDER_TYPE_PTR => Some(size_of::<uapi::binder_buffer_object>()),
+ BINDER_TYPE_FDA => Some(size_of::<uapi::binder_fd_array_object>()),
+ _ => None,
+ }
+ }
+}
+
+#[derive(Default)]
+struct FileList {
+ files_to_translate: KVec<FileEntry>,
+ close_on_free: KVec<u32>,
+}
+
+struct FileEntry {
+ /// The file for which a descriptor will be created in the recipient process.
+ file: ARef<File>,
+ /// The offset in the buffer where the file descriptor is stored.
+ buffer_offset: usize,
+ /// Whether this fd should be closed when the allocation is freed.
+ close_on_free: bool,
+}
+
+pub(crate) struct TranslatedFds {
+ reservations: KVec<Reservation>,
+ /// If commit is called, then these fds should be closed. (If commit is not called, then they
+ /// shouldn't be closed.)
+ close_on_free: FdsCloseOnFree,
+}
+
+struct Reservation {
+ res: FileDescriptorReservation,
+ file: ARef<File>,
+}
+
+impl TranslatedFds {
+ pub(crate) fn new() -> Self {
+ Self {
+ reservations: KVec::new(),
+ close_on_free: FdsCloseOnFree(KVec::new()),
+ }
+ }
+
+ pub(crate) fn commit(self) -> FdsCloseOnFree {
+ for entry in self.reservations {
+ entry.res.fd_install(entry.file);
+ }
+
+ self.close_on_free
+ }
+}
+
+pub(crate) struct FdsCloseOnFree(KVec<u32>);
diff --git a/drivers/android/binder/context.rs b/drivers/android/binder/context.rs
new file mode 100644
index 000000000000..3d135ec03ca7
--- /dev/null
+++ b/drivers/android/binder/context.rs
@@ -0,0 +1,180 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::{
+ error::Error,
+ list::{List, ListArc, ListLinks},
+ prelude::*,
+ security,
+ str::{CStr, CString},
+ sync::{Arc, Mutex},
+ task::Kuid,
+};
+
+use crate::{error::BinderError, node::NodeRef, process::Process};
+
+kernel::sync::global_lock! {
+ // SAFETY: We call `init` in the module initializer, so it's initialized before first use.
+ pub(crate) unsafe(uninit) static CONTEXTS: Mutex<ContextList> = ContextList {
+ list: List::new(),
+ };
+}
+
+pub(crate) struct ContextList {
+ list: List<Context>,
+}
+
+pub(crate) fn get_all_contexts() -> Result<KVec<Arc<Context>>> {
+ let lock = CONTEXTS.lock();
+
+ let count = lock.list.iter().count();
+
+ let mut ctxs = KVec::with_capacity(count, GFP_KERNEL)?;
+ for ctx in &lock.list {
+ ctxs.push(Arc::from(ctx), GFP_KERNEL)?;
+ }
+ Ok(ctxs)
+}
+
+/// This struct keeps track of the processes using this context, and which process is the context
+/// manager.
+struct Manager {
+ node: Option<NodeRef>,
+ uid: Option<Kuid>,
+ all_procs: List<Process>,
+}
+
+/// There is one context per binder file (/dev/binder, /dev/hwbinder, etc)
+#[pin_data]
+pub(crate) struct Context {
+ #[pin]
+ manager: Mutex<Manager>,
+ pub(crate) name: CString,
+ #[pin]
+ links: ListLinks,
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for Context { untracked; }
+}
+kernel::list::impl_list_item! {
+ impl ListItem<0> for Context {
+ using ListLinks { self.links };
+ }
+}
+
+impl Context {
+ pub(crate) fn new(name: &CStr) -> Result<Arc<Self>> {
+ let name = CString::try_from(name)?;
+ let list_ctx = ListArc::pin_init::<Error>(
+ try_pin_init!(Context {
+ name,
+ links <- ListLinks::new(),
+ manager <- kernel::new_mutex!(Manager {
+ all_procs: List::new(),
+ node: None,
+ uid: None,
+ }, "Context::manager"),
+ }),
+ GFP_KERNEL,
+ )?;
+
+ let ctx = list_ctx.clone_arc();
+ CONTEXTS.lock().list.push_back(list_ctx);
+
+ Ok(ctx)
+ }
+
+ /// Called when the file for this context is unlinked.
+ ///
+ /// No-op if called twice.
+ pub(crate) fn deregister(&self) {
+ // SAFETY: We never add the context to any other linked list than this one, so it is either
+ // in this list, or not in any list.
+ unsafe { CONTEXTS.lock().list.remove(self) };
+ }
+
+ pub(crate) fn register_process(self: &Arc<Self>, proc: ListArc<Process>) {
+ if !Arc::ptr_eq(self, &proc.ctx) {
+ pr_err!("Context::register_process called on the wrong context.");
+ return;
+ }
+ self.manager.lock().all_procs.push_back(proc);
+ }
+
+ pub(crate) fn deregister_process(self: &Arc<Self>, proc: &Process) {
+ if !Arc::ptr_eq(self, &proc.ctx) {
+ pr_err!("Context::deregister_process called on the wrong context.");
+ return;
+ }
+ // SAFETY: We just checked that this is the right list.
+ unsafe { self.manager.lock().all_procs.remove(proc) };
+ }
+
+ pub(crate) fn set_manager_node(&self, node_ref: NodeRef) -> Result {
+ let mut manager = self.manager.lock();
+ if manager.node.is_some() {
+ pr_warn!("BINDER_SET_CONTEXT_MGR already set");
+ return Err(EBUSY);
+ }
+ security::binder_set_context_mgr(&node_ref.node.owner.cred)?;
+
+ // If the context manager has been set before, ensure that we use the same euid.
+ let caller_uid = Kuid::current_euid();
+ if let Some(ref uid) = manager.uid {
+ if *uid != caller_uid {
+ return Err(EPERM);
+ }
+ }
+
+ manager.node = Some(node_ref);
+ manager.uid = Some(caller_uid);
+ Ok(())
+ }
+
+ pub(crate) fn unset_manager_node(&self) {
+ let node_ref = self.manager.lock().node.take();
+ drop(node_ref);
+ }
+
+ pub(crate) fn get_manager_node(&self, strong: bool) -> Result<NodeRef, BinderError> {
+ self.manager
+ .lock()
+ .node
+ .as_ref()
+ .ok_or_else(BinderError::new_dead)?
+ .clone(strong)
+ .map_err(BinderError::from)
+ }
+
+ pub(crate) fn for_each_proc<F>(&self, mut func: F)
+ where
+ F: FnMut(&Process),
+ {
+ let lock = self.manager.lock();
+ for proc in &lock.all_procs {
+ func(&proc);
+ }
+ }
+
+ pub(crate) fn get_all_procs(&self) -> Result<KVec<Arc<Process>>> {
+ let lock = self.manager.lock();
+ let count = lock.all_procs.iter().count();
+
+ let mut procs = KVec::with_capacity(count, GFP_KERNEL)?;
+ for proc in &lock.all_procs {
+ procs.push(Arc::from(proc), GFP_KERNEL)?;
+ }
+ Ok(procs)
+ }
+
+ pub(crate) fn get_procs_with_pid(&self, pid: i32) -> Result<KVec<Arc<Process>>> {
+ let orig = self.get_all_procs()?;
+ let mut backing = KVec::with_capacity(orig.len(), GFP_KERNEL)?;
+ for proc in orig.into_iter().filter(|proc| proc.task.pid() == pid) {
+ backing.push(proc, GFP_KERNEL)?;
+ }
+ Ok(backing)
+ }
+}
diff --git a/drivers/android/binder/deferred_close.rs b/drivers/android/binder/deferred_close.rs
new file mode 100644
index 000000000000..ac895c04d0cb
--- /dev/null
+++ b/drivers/android/binder/deferred_close.rs
@@ -0,0 +1,204 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+//! Logic for closing files in a deferred manner.
+//!
+//! This file could make sense to have in `kernel::fs`, but it was rejected for being too
+//! Binder-specific.
+
+use core::mem::MaybeUninit;
+use kernel::{
+ alloc::{AllocError, Flags},
+ bindings,
+ prelude::*,
+};
+
+/// Helper used for closing file descriptors in a way that is safe even if the file is currently
+/// held using `fdget`.
+///
+/// Additional motivation can be found in commit 80cd795630d6 ("binder: fix use-after-free due to
+/// ksys_close() during fdget()") and in the comments on `binder_do_fd_close`.
+pub(crate) struct DeferredFdCloser {
+ inner: KBox<DeferredFdCloserInner>,
+}
+
+/// SAFETY: This just holds an allocation with no real content, so there's no safety issue with
+/// moving it across threads.
+unsafe impl Send for DeferredFdCloser {}
+/// SAFETY: This just holds an allocation with no real content, so there's no safety issue with
+/// moving it across threads.
+unsafe impl Sync for DeferredFdCloser {}
+
+/// # Invariants
+///
+/// If the `file` pointer is non-null, then it points at a `struct file` and owns a refcount to
+/// that file.
+#[repr(C)]
+struct DeferredFdCloserInner {
+ twork: MaybeUninit<bindings::callback_head>,
+ file: *mut bindings::file,
+}
+
+impl DeferredFdCloser {
+ /// Create a new [`DeferredFdCloser`].
+ pub(crate) fn new(flags: Flags) -> Result<Self, AllocError> {
+ Ok(Self {
+ // INVARIANT: The `file` pointer is null, so the type invariant does not apply.
+ inner: KBox::new(
+ DeferredFdCloserInner {
+ twork: MaybeUninit::uninit(),
+ file: core::ptr::null_mut(),
+ },
+ flags,
+ )?,
+ })
+ }
+
+ /// Schedule a task work that closes the file descriptor when this task returns to userspace.
+ ///
+ /// Fails if this is called from a context where we cannot run work when returning to
+ /// userspace. (E.g., from a kthread.)
+ pub(crate) fn close_fd(self, fd: u32) -> Result<(), DeferredFdCloseError> {
+ use bindings::task_work_notify_mode_TWA_RESUME as TWA_RESUME;
+
+ // In this method, we schedule the task work before closing the file. This is because
+ // scheduling a task work is fallible, and we need to know whether it will fail before we
+ // attempt to close the file.
+
+ // Task works are not available on kthreads.
+ let current = kernel::current!();
+
+ // Check if this is a kthread.
+ // SAFETY: Reading `flags` from a task is always okay.
+ if unsafe { ((*current.as_ptr()).flags & bindings::PF_KTHREAD) != 0 } {
+ return Err(DeferredFdCloseError::TaskWorkUnavailable);
+ }
+
+ // Transfer ownership of the box's allocation to a raw pointer. This disables the
+ // destructor, so we must manually convert it back to a KBox to drop it.
+ //
+ // Until we convert it back to a `KBox`, there are no aliasing requirements on this
+ // pointer.
+ let inner = KBox::into_raw(self.inner);
+
+ // The `callback_head` field is first in the struct, so this cast correctly gives us a
+ // pointer to the field.
+ let callback_head = inner.cast::<bindings::callback_head>();
+ // SAFETY: This pointer offset operation does not go out-of-bounds.
+ let file_field = unsafe { core::ptr::addr_of_mut!((*inner).file) };
+
+ let current = current.as_ptr();
+
+ // SAFETY: This function currently has exclusive access to the `DeferredFdCloserInner`, so
+ // it is okay for us to perform unsynchronized writes to its `callback_head` field.
+ unsafe { bindings::init_task_work(callback_head, Some(Self::do_close_fd)) };
+
+ // SAFETY: This inserts the `DeferredFdCloserInner` into the task workqueue for the current
+ // task. If this operation is successful, then this transfers exclusive ownership of the
+ // `callback_head` field to the C side until it calls `do_close_fd`, and we don't touch or
+ // invalidate the field during that time.
+ //
+ // When the C side calls `do_close_fd`, the safety requirements of that method are
+ // satisfied because when a task work is executed, the callback is given ownership of the
+ // pointer.
+ //
+ // The file pointer is currently null. If it is changed to be non-null before `do_close_fd`
+ // is called, then that change happens due to the write at the end of this function, and
+ // that write has a safety comment that explains why the refcount can be dropped when
+ // `do_close_fd` runs.
+ let res = unsafe { bindings::task_work_add(current, callback_head, TWA_RESUME) };
+
+ if res != 0 {
+ // SAFETY: Scheduling the task work failed, so we still have ownership of the box, so
+ // we may destroy it.
+ unsafe { drop(KBox::from_raw(inner)) };
+
+ return Err(DeferredFdCloseError::TaskWorkUnavailable);
+ }
+
+ // This removes the fd from the fd table in `current`. The file is not fully closed until
+ // `filp_close` is called. We are given ownership of one refcount to the file.
+ //
+ // SAFETY: This is safe no matter what `fd` is. If the `fd` is valid (that is, if the
+ // pointer is non-null), then we call `filp_close` on the returned pointer as required by
+ // `file_close_fd`.
+ let file = unsafe { bindings::file_close_fd(fd) };
+ if file.is_null() {
+ // We don't clean up the task work since that might be expensive if the task work queue
+ // is long. Just let it execute and let it clean up for itself.
+ return Err(DeferredFdCloseError::BadFd);
+ }
+
+ // Acquire a second refcount to the file.
+ //
+ // SAFETY: The `file` pointer points at a file with a non-zero refcount.
+ unsafe { bindings::get_file(file) };
+
+ // This method closes the fd, consuming one of our two refcounts. There could be active
+ // light refcounts created from that fd, so we must ensure that the file has a positive
+ // refcount for the duration of those active light refcounts. We do that by holding on to
+ // the second refcount until the current task returns to userspace.
+ //
+ // SAFETY: The `file` pointer is valid. Passing `current->files` as the file table to close
+ // it in is correct, since we just got the `fd` from `file_close_fd` which also uses
+ // `current->files`.
+ //
+ // Note: fl_owner_t is currently a void pointer.
+ unsafe { bindings::filp_close(file, (*current).files as bindings::fl_owner_t) };
+
+ // We update the file pointer that the task work is supposed to fput. This transfers
+ // ownership of our last refcount.
+ //
+ // INVARIANT: This changes the `file` field of a `DeferredFdCloserInner` from null to
+ // non-null. This doesn't break the type invariant for `DeferredFdCloserInner` because we
+ // still own a refcount to the file, so we can pass ownership of that refcount to the
+ // `DeferredFdCloserInner`.
+ //
+ // When `do_close_fd` runs, it must be safe for it to `fput` the refcount. However, this is
+ // the case because all light refcounts that are associated with the fd we closed
+ // previously must be dropped when `do_close_fd`, since light refcounts must be dropped
+ // before returning to userspace.
+ //
+ // SAFETY: Task works are executed on the current thread right before we return to
+ // userspace, so this write is guaranteed to happen before `do_close_fd` is called, which
+ // means that a race is not possible here.
+ unsafe { *file_field = file };
+
+ Ok(())
+ }
+
+ /// # Safety
+ ///
+ /// The provided pointer must point at the `twork` field of a `DeferredFdCloserInner` stored in
+ /// a `KBox`, and the caller must pass exclusive ownership of that `KBox`. Furthermore, if the
+ /// file pointer is non-null, then it must be okay to release the refcount by calling `fput`.
+ unsafe extern "C" fn do_close_fd(inner: *mut bindings::callback_head) {
+ // SAFETY: The caller just passed us ownership of this box.
+ let inner = unsafe { KBox::from_raw(inner.cast::<DeferredFdCloserInner>()) };
+ if !inner.file.is_null() {
+ // SAFETY: By the type invariants, we own a refcount to this file, and the caller
+ // guarantees that dropping the refcount now is okay.
+ unsafe { bindings::fput(inner.file) };
+ }
+ // The allocation is freed when `inner` goes out of scope.
+ }
+}
+
+/// Represents a failure to close an fd in a deferred manner.
+#[derive(Copy, Clone, Debug, Eq, PartialEq)]
+pub(crate) enum DeferredFdCloseError {
+ /// Closing the fd failed because we were unable to schedule a task work.
+ TaskWorkUnavailable,
+ /// Closing the fd failed because the fd does not exist.
+ BadFd,
+}
+
+impl From<DeferredFdCloseError> for Error {
+ fn from(err: DeferredFdCloseError) -> Error {
+ match err {
+ DeferredFdCloseError::TaskWorkUnavailable => ESRCH,
+ DeferredFdCloseError::BadFd => EBADF,
+ }
+ }
+}
diff --git a/drivers/android/binder/defs.rs b/drivers/android/binder/defs.rs
new file mode 100644
index 000000000000..33f51b4139c7
--- /dev/null
+++ b/drivers/android/binder/defs.rs
@@ -0,0 +1,182 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use core::mem::MaybeUninit;
+use core::ops::{Deref, DerefMut};
+use kernel::{
+ transmute::{AsBytes, FromBytes},
+ uapi::{self, *},
+};
+
+macro_rules! pub_no_prefix {
+ ($prefix:ident, $($newname:ident),+ $(,)?) => {
+ $(pub(crate) const $newname: u32 = kernel::macros::concat_idents!($prefix, $newname);)+
+ };
+}
+
+pub_no_prefix!(
+ binder_driver_return_protocol_,
+ BR_TRANSACTION,
+ BR_TRANSACTION_SEC_CTX,
+ BR_REPLY,
+ BR_DEAD_REPLY,
+ BR_FAILED_REPLY,
+ BR_FROZEN_REPLY,
+ BR_NOOP,
+ BR_SPAWN_LOOPER,
+ BR_TRANSACTION_COMPLETE,
+ BR_TRANSACTION_PENDING_FROZEN,
+ BR_ONEWAY_SPAM_SUSPECT,
+ BR_OK,
+ BR_ERROR,
+ BR_INCREFS,
+ BR_ACQUIRE,
+ BR_RELEASE,
+ BR_DECREFS,
+ BR_DEAD_BINDER,
+ BR_CLEAR_DEATH_NOTIFICATION_DONE,
+ BR_FROZEN_BINDER,
+ BR_CLEAR_FREEZE_NOTIFICATION_DONE,
+);
+
+pub_no_prefix!(
+ binder_driver_command_protocol_,
+ BC_TRANSACTION,
+ BC_TRANSACTION_SG,
+ BC_REPLY,
+ BC_REPLY_SG,
+ BC_FREE_BUFFER,
+ BC_ENTER_LOOPER,
+ BC_EXIT_LOOPER,
+ BC_REGISTER_LOOPER,
+ BC_INCREFS,
+ BC_ACQUIRE,
+ BC_RELEASE,
+ BC_DECREFS,
+ BC_INCREFS_DONE,
+ BC_ACQUIRE_DONE,
+ BC_REQUEST_DEATH_NOTIFICATION,
+ BC_CLEAR_DEATH_NOTIFICATION,
+ BC_DEAD_BINDER_DONE,
+ BC_REQUEST_FREEZE_NOTIFICATION,
+ BC_CLEAR_FREEZE_NOTIFICATION,
+ BC_FREEZE_NOTIFICATION_DONE,
+);
+
+pub_no_prefix!(
+ flat_binder_object_flags_,
+ FLAT_BINDER_FLAG_ACCEPTS_FDS,
+ FLAT_BINDER_FLAG_TXN_SECURITY_CTX
+);
+
+pub_no_prefix!(
+ transaction_flags_,
+ TF_ONE_WAY,
+ TF_ACCEPT_FDS,
+ TF_CLEAR_BUF,
+ TF_UPDATE_TXN
+);
+
+pub(crate) use uapi::{
+ BINDER_TYPE_BINDER, BINDER_TYPE_FD, BINDER_TYPE_FDA, BINDER_TYPE_HANDLE, BINDER_TYPE_PTR,
+ BINDER_TYPE_WEAK_BINDER, BINDER_TYPE_WEAK_HANDLE,
+};
+
+macro_rules! decl_wrapper {
+ ($newname:ident, $wrapped:ty) => {
+ // Define a wrapper around the C type. Use `MaybeUninit` to enforce that the value of
+ // padding bytes must be preserved.
+ #[derive(Copy, Clone)]
+ #[repr(transparent)]
+ pub(crate) struct $newname(MaybeUninit<$wrapped>);
+
+ // SAFETY: This macro is only used with types where this is ok.
+ unsafe impl FromBytes for $newname {}
+ // SAFETY: This macro is only used with types where this is ok.
+ unsafe impl AsBytes for $newname {}
+
+ impl Deref for $newname {
+ type Target = $wrapped;
+ fn deref(&self) -> &Self::Target {
+ // SAFETY: We use `MaybeUninit` only to preserve padding. The value must still
+ // always be valid.
+ unsafe { self.0.assume_init_ref() }
+ }
+ }
+
+ impl DerefMut for $newname {
+ fn deref_mut(&mut self) -> &mut Self::Target {
+ // SAFETY: We use `MaybeUninit` only to preserve padding. The value must still
+ // always be valid.
+ unsafe { self.0.assume_init_mut() }
+ }
+ }
+
+ impl Default for $newname {
+ fn default() -> Self {
+ // Create a new value of this type where all bytes (including padding) are zeroed.
+ Self(MaybeUninit::zeroed())
+ }
+ }
+ };
+}
+
+decl_wrapper!(BinderNodeDebugInfo, uapi::binder_node_debug_info);
+decl_wrapper!(BinderNodeInfoForRef, uapi::binder_node_info_for_ref);
+decl_wrapper!(FlatBinderObject, uapi::flat_binder_object);
+decl_wrapper!(BinderFdObject, uapi::binder_fd_object);
+decl_wrapper!(BinderFdArrayObject, uapi::binder_fd_array_object);
+decl_wrapper!(BinderObjectHeader, uapi::binder_object_header);
+decl_wrapper!(BinderBufferObject, uapi::binder_buffer_object);
+decl_wrapper!(BinderTransactionData, uapi::binder_transaction_data);
+decl_wrapper!(
+ BinderTransactionDataSecctx,
+ uapi::binder_transaction_data_secctx
+);
+decl_wrapper!(BinderTransactionDataSg, uapi::binder_transaction_data_sg);
+decl_wrapper!(BinderWriteRead, uapi::binder_write_read);
+decl_wrapper!(BinderVersion, uapi::binder_version);
+decl_wrapper!(BinderFrozenStatusInfo, uapi::binder_frozen_status_info);
+decl_wrapper!(BinderFreezeInfo, uapi::binder_freeze_info);
+decl_wrapper!(BinderFrozenStateInfo, uapi::binder_frozen_state_info);
+decl_wrapper!(BinderHandleCookie, uapi::binder_handle_cookie);
+decl_wrapper!(ExtendedError, uapi::binder_extended_error);
+
+impl BinderVersion {
+ pub(crate) fn current() -> Self {
+ Self(MaybeUninit::new(uapi::binder_version {
+ protocol_version: BINDER_CURRENT_PROTOCOL_VERSION as _,
+ }))
+ }
+}
+
+impl BinderTransactionData {
+ pub(crate) fn with_buffers_size(self, buffers_size: u64) -> BinderTransactionDataSg {
+ BinderTransactionDataSg(MaybeUninit::new(uapi::binder_transaction_data_sg {
+ transaction_data: *self,
+ buffers_size,
+ }))
+ }
+}
+
+impl BinderTransactionDataSecctx {
+ /// View the inner data as wrapped in `BinderTransactionData`.
+ pub(crate) fn tr_data(&mut self) -> &mut BinderTransactionData {
+ // SAFETY: Transparent wrapper is safe to transmute.
+ unsafe {
+ &mut *(&mut self.transaction_data as *mut uapi::binder_transaction_data
+ as *mut BinderTransactionData)
+ }
+ }
+}
+
+impl ExtendedError {
+ pub(crate) fn new(id: u32, command: u32, param: i32) -> Self {
+ Self(MaybeUninit::new(uapi::binder_extended_error {
+ id,
+ command,
+ param,
+ }))
+ }
+}
diff --git a/drivers/android/binder/error.rs b/drivers/android/binder/error.rs
new file mode 100644
index 000000000000..b24497cfa292
--- /dev/null
+++ b/drivers/android/binder/error.rs
@@ -0,0 +1,100 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::fmt;
+use kernel::prelude::*;
+
+use crate::defs::*;
+
+pub(crate) type BinderResult<T = ()> = core::result::Result<T, BinderError>;
+
+/// An error that will be returned to userspace via the `BINDER_WRITE_READ` ioctl rather than via
+/// errno.
+pub(crate) struct BinderError {
+ pub(crate) reply: u32,
+ source: Option<Error>,
+}
+
+impl BinderError {
+ pub(crate) fn new_dead() -> Self {
+ Self {
+ reply: BR_DEAD_REPLY,
+ source: None,
+ }
+ }
+
+ pub(crate) fn new_frozen() -> Self {
+ Self {
+ reply: BR_FROZEN_REPLY,
+ source: None,
+ }
+ }
+
+ pub(crate) fn new_frozen_oneway() -> Self {
+ Self {
+ reply: BR_TRANSACTION_PENDING_FROZEN,
+ source: None,
+ }
+ }
+
+ pub(crate) fn is_dead(&self) -> bool {
+ self.reply == BR_DEAD_REPLY
+ }
+
+ pub(crate) fn as_errno(&self) -> kernel::ffi::c_int {
+ self.source.unwrap_or(EINVAL).to_errno()
+ }
+
+ pub(crate) fn should_pr_warn(&self) -> bool {
+ self.source.is_some()
+ }
+}
+
+/// Convert an errno into a `BinderError` and store the errno used to construct it. The errno
+/// should be stored as the thread's extended error when given to userspace.
+impl From<Error> for BinderError {
+ fn from(source: Error) -> Self {
+ Self {
+ reply: BR_FAILED_REPLY,
+ source: Some(source),
+ }
+ }
+}
+
+impl From<kernel::fs::file::BadFdError> for BinderError {
+ fn from(source: kernel::fs::file::BadFdError) -> Self {
+ BinderError::from(Error::from(source))
+ }
+}
+
+impl From<kernel::alloc::AllocError> for BinderError {
+ fn from(_: kernel::alloc::AllocError) -> Self {
+ Self {
+ reply: BR_FAILED_REPLY,
+ source: Some(ENOMEM),
+ }
+ }
+}
+
+impl fmt::Debug for BinderError {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ match self.reply {
+ BR_FAILED_REPLY => match self.source.as_ref() {
+ Some(source) => f
+ .debug_struct("BR_FAILED_REPLY")
+ .field("source", source)
+ .finish(),
+ None => f.pad("BR_FAILED_REPLY"),
+ },
+ BR_DEAD_REPLY => f.pad("BR_DEAD_REPLY"),
+ BR_FROZEN_REPLY => f.pad("BR_FROZEN_REPLY"),
+ BR_TRANSACTION_PENDING_FROZEN => f.pad("BR_TRANSACTION_PENDING_FROZEN"),
+ BR_TRANSACTION_COMPLETE => f.pad("BR_TRANSACTION_COMPLETE"),
+ _ => f
+ .debug_struct("BinderError")
+ .field("reply", &self.reply)
+ .finish(),
+ }
+ }
+}
diff --git a/drivers/android/binder/freeze.rs b/drivers/android/binder/freeze.rs
new file mode 100644
index 000000000000..53b60035639a
--- /dev/null
+++ b/drivers/android/binder/freeze.rs
@@ -0,0 +1,398 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::{
+ alloc::AllocError,
+ list::ListArc,
+ prelude::*,
+ rbtree::{self, RBTreeNodeReservation},
+ seq_file::SeqFile,
+ seq_print,
+ sync::{Arc, UniqueArc},
+ uaccess::UserSliceReader,
+};
+
+use crate::{
+ defs::*, node::Node, process::Process, thread::Thread, BinderReturnWriter, DArc, DLArc,
+ DTRWrap, DeliverToRead,
+};
+
+#[derive(Clone, Copy, Eq, PartialEq, Ord, PartialOrd)]
+pub(crate) struct FreezeCookie(u64);
+
+/// Represents a listener for changes to the frozen state of a process.
+pub(crate) struct FreezeListener {
+ /// The node we are listening for.
+ pub(crate) node: DArc<Node>,
+ /// The cookie of this freeze listener.
+ cookie: FreezeCookie,
+ /// What value of `is_frozen` did we most recently tell userspace about?
+ last_is_frozen: Option<bool>,
+ /// We sent a `BR_FROZEN_BINDER` and we are waiting for `BC_FREEZE_NOTIFICATION_DONE` before
+ /// sending any other commands.
+ is_pending: bool,
+ /// Userspace sent `BC_CLEAR_FREEZE_NOTIFICATION` and we need to reply with
+ /// `BR_CLEAR_FREEZE_NOTIFICATION_DONE` as soon as possible. If `is_pending` is set, then we
+ /// must wait for it to be unset before we can reply.
+ is_clearing: bool,
+ /// Number of cleared duplicates that can't be deleted until userspace sends
+ /// `BC_FREEZE_NOTIFICATION_DONE`.
+ num_pending_duplicates: u64,
+ /// Number of cleared duplicates that can be deleted.
+ num_cleared_duplicates: u64,
+}
+
+impl FreezeListener {
+ /// Is it okay to create a new listener with the same cookie as this one for the provided node?
+ ///
+ /// Under some scenarios, userspace may delete a freeze listener and immediately recreate it
+ /// with the same cookie. This results in duplicate listeners. To avoid issues with ambiguity,
+ /// we allow this only if the new listener is for the same node, and we also require that the
+ /// old listener has already been cleared.
+ fn allow_duplicate(&self, node: &DArc<Node>) -> bool {
+ Arc::ptr_eq(&self.node, node) && self.is_clearing
+ }
+}
+
+type UninitFM = UniqueArc<core::mem::MaybeUninit<DTRWrap<FreezeMessage>>>;
+
+/// Represents a notification that the freeze state has changed.
+pub(crate) struct FreezeMessage {
+ cookie: FreezeCookie,
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for FreezeMessage {
+ untracked;
+ }
+}
+
+impl FreezeMessage {
+ fn new(flags: kernel::alloc::Flags) -> Result<UninitFM, AllocError> {
+ UniqueArc::new_uninit(flags)
+ }
+
+ fn init(ua: UninitFM, cookie: FreezeCookie) -> DLArc<FreezeMessage> {
+ match ua.pin_init_with(DTRWrap::new(FreezeMessage { cookie })) {
+ Ok(msg) => ListArc::from(msg),
+ Err(err) => match err {},
+ }
+ }
+}
+
+impl DeliverToRead for FreezeMessage {
+ fn do_work(
+ self: DArc<Self>,
+ thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool> {
+ let _removed_listener;
+ let mut node_refs = thread.process.node_refs.lock();
+ let Some(mut freeze_entry) = node_refs.freeze_listeners.find_mut(&self.cookie) else {
+ return Ok(true);
+ };
+ let freeze = freeze_entry.get_mut();
+
+ if freeze.num_cleared_duplicates > 0 {
+ freeze.num_cleared_duplicates -= 1;
+ drop(node_refs);
+ writer.write_code(BR_CLEAR_FREEZE_NOTIFICATION_DONE)?;
+ writer.write_payload(&self.cookie.0)?;
+ return Ok(true);
+ }
+
+ if freeze.is_pending {
+ return Ok(true);
+ }
+ if freeze.is_clearing {
+ kernel::warn_on!(freeze.num_cleared_duplicates != 0);
+ if freeze.num_pending_duplicates > 0 {
+ // The primary freeze listener was deleted, so convert a pending duplicate back
+ // into the primary one.
+ freeze.num_pending_duplicates -= 1;
+ freeze.is_pending = true;
+ freeze.is_clearing = true;
+ } else {
+ _removed_listener = freeze_entry.remove_node();
+ }
+ drop(node_refs);
+ writer.write_code(BR_CLEAR_FREEZE_NOTIFICATION_DONE)?;
+ writer.write_payload(&self.cookie.0)?;
+ Ok(true)
+ } else {
+ let is_frozen = freeze.node.owner.inner.lock().is_frozen.is_fully_frozen();
+ if freeze.last_is_frozen == Some(is_frozen) {
+ return Ok(true);
+ }
+
+ let mut state_info = BinderFrozenStateInfo::default();
+ state_info.is_frozen = is_frozen as u32;
+ state_info.cookie = freeze.cookie.0;
+ freeze.is_pending = true;
+ freeze.last_is_frozen = Some(is_frozen);
+ drop(node_refs);
+
+ writer.write_code(BR_FROZEN_BINDER)?;
+ writer.write_payload(&state_info)?;
+ // BR_FROZEN_BINDER notifications can cause transactions
+ Ok(false)
+ }
+ }
+
+ fn cancel(self: DArc<Self>) {}
+
+ fn should_sync_wakeup(&self) -> bool {
+ false
+ }
+
+ #[inline(never)]
+ fn debug_print(&self, m: &SeqFile, prefix: &str, _tprefix: &str) -> Result<()> {
+ seq_print!(m, "{}has frozen binder\n", prefix);
+ Ok(())
+ }
+}
+
+impl FreezeListener {
+ pub(crate) fn on_process_exit(&self, proc: &Arc<Process>) {
+ if !self.is_clearing {
+ self.node.remove_freeze_listener(proc);
+ }
+ }
+}
+
+impl Process {
+ pub(crate) fn request_freeze_notif(
+ self: &Arc<Self>,
+ reader: &mut UserSliceReader,
+ ) -> Result<()> {
+ let hc = reader.read::<BinderHandleCookie>()?;
+ let handle = hc.handle;
+ let cookie = FreezeCookie(hc.cookie);
+
+ let msg = FreezeMessage::new(GFP_KERNEL)?;
+ let alloc = RBTreeNodeReservation::new(GFP_KERNEL)?;
+
+ let mut node_refs_guard = self.node_refs.lock();
+ let node_refs = &mut *node_refs_guard;
+ let Some(info) = node_refs.by_handle.get_mut(&handle) else {
+ pr_warn!("BC_REQUEST_FREEZE_NOTIFICATION invalid ref {}\n", handle);
+ return Err(EINVAL);
+ };
+ if info.freeze().is_some() {
+ pr_warn!("BC_REQUEST_FREEZE_NOTIFICATION already set\n");
+ return Err(EINVAL);
+ }
+ let node_ref = info.node_ref();
+ let freeze_entry = node_refs.freeze_listeners.entry(cookie);
+
+ if let rbtree::Entry::Occupied(ref dupe) = freeze_entry {
+ if !dupe.get().allow_duplicate(&node_ref.node) {
+ pr_warn!("BC_REQUEST_FREEZE_NOTIFICATION duplicate cookie\n");
+ return Err(EINVAL);
+ }
+ }
+
+ // All failure paths must come before this call, and all modifications must come after this
+ // call.
+ node_ref.node.add_freeze_listener(self, GFP_KERNEL)?;
+
+ match freeze_entry {
+ rbtree::Entry::Vacant(entry) => {
+ entry.insert(
+ FreezeListener {
+ cookie,
+ node: node_ref.node.clone(),
+ last_is_frozen: None,
+ is_pending: false,
+ is_clearing: false,
+ num_pending_duplicates: 0,
+ num_cleared_duplicates: 0,
+ },
+ alloc,
+ );
+ }
+ rbtree::Entry::Occupied(mut dupe) => {
+ let dupe = dupe.get_mut();
+ if dupe.is_pending {
+ dupe.num_pending_duplicates += 1;
+ } else {
+ dupe.num_cleared_duplicates += 1;
+ }
+ dupe.last_is_frozen = None;
+ dupe.is_pending = false;
+ dupe.is_clearing = false;
+ }
+ }
+
+ *info.freeze() = Some(cookie);
+ let msg = FreezeMessage::init(msg, cookie);
+ drop(node_refs_guard);
+ let _ = self.push_work(msg);
+ Ok(())
+ }
+
+ pub(crate) fn freeze_notif_done(self: &Arc<Self>, reader: &mut UserSliceReader) -> Result<()> {
+ let cookie = FreezeCookie(reader.read()?);
+ let alloc = FreezeMessage::new(GFP_KERNEL)?;
+ let mut node_refs_guard = self.node_refs.lock();
+ let node_refs = &mut *node_refs_guard;
+ let Some(freeze) = node_refs.freeze_listeners.get_mut(&cookie) else {
+ pr_warn!("BC_FREEZE_NOTIFICATION_DONE {:016x} not found\n", cookie.0);
+ return Err(EINVAL);
+ };
+ let mut clear_msg = None;
+ if freeze.num_pending_duplicates > 0 {
+ clear_msg = Some(FreezeMessage::init(alloc, cookie));
+ freeze.num_pending_duplicates -= 1;
+ freeze.num_cleared_duplicates += 1;
+ } else {
+ if !freeze.is_pending {
+ pr_warn!(
+ "BC_FREEZE_NOTIFICATION_DONE {:016x} not pending\n",
+ cookie.0
+ );
+ return Err(EINVAL);
+ }
+ let is_frozen = freeze.node.owner.inner.lock().is_frozen.is_fully_frozen();
+ if freeze.is_clearing || freeze.last_is_frozen != Some(is_frozen) {
+ // Immediately send another FreezeMessage.
+ clear_msg = Some(FreezeMessage::init(alloc, cookie));
+ }
+ freeze.is_pending = false;
+ }
+ drop(node_refs_guard);
+ if let Some(clear_msg) = clear_msg {
+ let _ = self.push_work(clear_msg);
+ }
+ Ok(())
+ }
+
+ pub(crate) fn clear_freeze_notif(self: &Arc<Self>, reader: &mut UserSliceReader) -> Result<()> {
+ let hc = reader.read::<BinderHandleCookie>()?;
+ let handle = hc.handle;
+ let cookie = FreezeCookie(hc.cookie);
+
+ let alloc = FreezeMessage::new(GFP_KERNEL)?;
+ let mut node_refs_guard = self.node_refs.lock();
+ let node_refs = &mut *node_refs_guard;
+ let Some(info) = node_refs.by_handle.get_mut(&handle) else {
+ pr_warn!("BC_CLEAR_FREEZE_NOTIFICATION invalid ref {}\n", handle);
+ return Err(EINVAL);
+ };
+ let Some(info_cookie) = info.freeze() else {
+ pr_warn!("BC_CLEAR_FREEZE_NOTIFICATION freeze notification not active\n");
+ return Err(EINVAL);
+ };
+ if *info_cookie != cookie {
+ pr_warn!("BC_CLEAR_FREEZE_NOTIFICATION freeze notification cookie mismatch\n");
+ return Err(EINVAL);
+ }
+ let Some(listener) = node_refs.freeze_listeners.get_mut(&cookie) else {
+ pr_warn!("BC_CLEAR_FREEZE_NOTIFICATION invalid cookie {}\n", handle);
+ return Err(EINVAL);
+ };
+ listener.is_clearing = true;
+ listener.node.remove_freeze_listener(self);
+ *info.freeze() = None;
+ let mut msg = None;
+ if !listener.is_pending {
+ msg = Some(FreezeMessage::init(alloc, cookie));
+ }
+ drop(node_refs_guard);
+
+ if let Some(msg) = msg {
+ let _ = self.push_work(msg);
+ }
+ Ok(())
+ }
+
+ fn get_freeze_cookie(&self, node: &DArc<Node>) -> Option<FreezeCookie> {
+ let node_refs = &mut *self.node_refs.lock();
+ let handle = node_refs.by_node.get(&node.global_id())?;
+ let node_ref = node_refs.by_handle.get_mut(handle)?;
+ *node_ref.freeze()
+ }
+
+ /// Creates a vector of every freeze listener on this process.
+ ///
+ /// Returns pairs of the remote process listening for notifications and the local node it is
+ /// listening on.
+ #[expect(clippy::type_complexity)]
+ fn find_freeze_recipients(&self) -> Result<KVVec<(DArc<Node>, Arc<Process>)>, AllocError> {
+ // Defined before `inner` to drop after releasing spinlock if `push_within_capacity` fails.
+ let mut node_proc_pair;
+
+ // We pre-allocate space for up to 8 recipients before we take the spinlock. However, if
+ // the allocation fails, use a vector with a capacity of zero instead of failing. After
+ // all, there might not be any freeze listeners, in which case this operation could still
+ // succeed.
+ let mut recipients =
+ KVVec::with_capacity(8, GFP_KERNEL).unwrap_or_else(|_err| KVVec::new());
+
+ let mut inner = self.lock_with_nodes();
+ let mut curr = inner.nodes.cursor_front_mut();
+ while let Some(cursor) = curr {
+ let (key, node) = cursor.current();
+ let key = *key;
+ let list = node.freeze_list(&inner.inner);
+ let len = list.len();
+
+ if recipients.spare_capacity_mut().len() < len {
+ drop(inner);
+ recipients.reserve(len, GFP_KERNEL)?;
+ inner = self.lock_with_nodes();
+ // Find the node we were looking at and try again. If the set of nodes was changed,
+ // then just proceed to the next node. This is ok because we don't guarantee the
+ // inclusion of nodes that are added or removed in parallel with this operation.
+ curr = inner.nodes.cursor_lower_bound_mut(&key);
+ continue;
+ }
+
+ for proc in list {
+ node_proc_pair = (node.clone(), proc.clone());
+ recipients
+ .push_within_capacity(node_proc_pair)
+ .map_err(|_| {
+ pr_err!(
+ "push_within_capacity failed even though we checked the capacity\n"
+ );
+ AllocError
+ })?;
+ }
+
+ curr = cursor.move_next();
+ }
+ Ok(recipients)
+ }
+
+ /// Prepare allocations for sending freeze messages.
+ pub(crate) fn prepare_freeze_messages(&self) -> Result<FreezeMessages, AllocError> {
+ let recipients = self.find_freeze_recipients()?;
+ let mut batch = KVVec::with_capacity(recipients.len(), GFP_KERNEL)?;
+ for (node, proc) in recipients {
+ let Some(cookie) = proc.get_freeze_cookie(&node) else {
+ // If the freeze listener was removed in the meantime, just discard the
+ // notification.
+ continue;
+ };
+ let msg_alloc = FreezeMessage::new(GFP_KERNEL)?;
+ let msg = FreezeMessage::init(msg_alloc, cookie);
+ batch.push((proc, msg), GFP_KERNEL)?;
+ }
+
+ Ok(FreezeMessages { batch })
+ }
+}
+
+pub(crate) struct FreezeMessages {
+ batch: KVVec<(Arc<Process>, DLArc<FreezeMessage>)>,
+}
+
+impl FreezeMessages {
+ pub(crate) fn send_messages(self) {
+ for (proc, msg) in self.batch {
+ let _ = proc.push_work(msg);
+ }
+ }
+}
diff --git a/drivers/android/binder/node.rs b/drivers/android/binder/node.rs
new file mode 100644
index 000000000000..c26d113ede96
--- /dev/null
+++ b/drivers/android/binder/node.rs
@@ -0,0 +1,1131 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::{
+ list::{AtomicTracker, List, ListArc, ListLinks, TryNewListArc},
+ prelude::*,
+ seq_file::SeqFile,
+ seq_print,
+ sync::lock::{spinlock::SpinLockBackend, Guard},
+ sync::{Arc, LockedBy, SpinLock},
+};
+
+use crate::{
+ defs::*,
+ error::BinderError,
+ process::{NodeRefInfo, Process, ProcessInner},
+ thread::Thread,
+ transaction::Transaction,
+ BinderReturnWriter, DArc, DLArc, DTRWrap, DeliverToRead,
+};
+
+use core::mem;
+
+mod wrapper;
+pub(crate) use self::wrapper::CritIncrWrapper;
+
+#[derive(Debug)]
+pub(crate) struct CouldNotDeliverCriticalIncrement;
+
+/// Keeps track of how this node is scheduled.
+///
+/// There are two ways to schedule a node to a work list. Just schedule the node itself, or
+/// allocate a wrapper that references the node and schedule the wrapper. These wrappers exists to
+/// make it possible to "move" a node from one list to another - when `do_work` is called directly
+/// on the `Node`, then it's a no-op if there's also a pending wrapper.
+///
+/// Wrappers are generally only needed for zero-to-one refcount increments, and there are two cases
+/// of this: weak increments and strong increments. We call such increments "critical" because it
+/// is critical that they are delivered to the thread doing the increment. Some examples:
+///
+/// * One thread makes a zero-to-one strong increment, and another thread makes a zero-to-one weak
+/// increment. Delivering the node to the thread doing the weak increment is wrong, since the
+/// thread doing the strong increment may have ended a long time ago when the command is actually
+/// processed by userspace.
+///
+/// * We have a weak reference and are about to drop it on one thread. But then another thread does
+/// a zero-to-one strong increment. If the strong increment gets sent to the thread that was
+/// about to drop the weak reference, then the strong increment could be processed after the
+/// other thread has already exited, which would be too late.
+///
+/// Note that trying to create a `ListArc` to the node can succeed even if `has_normal_push` is
+/// set. This is because another thread might just have popped the node from a todo list, but not
+/// yet called `do_work`. However, if `has_normal_push` is false, then creating a `ListArc` should
+/// always succeed.
+///
+/// Like the other fields in `NodeInner`, the delivery state is protected by the process lock.
+struct DeliveryState {
+ /// Is the `Node` currently scheduled?
+ has_pushed_node: bool,
+
+ /// Is a wrapper currently scheduled?
+ ///
+ /// The wrapper is used only for strong zero2one increments.
+ has_pushed_wrapper: bool,
+
+ /// Is the currently scheduled `Node` scheduled due to a weak zero2one increment?
+ ///
+ /// Weak zero2one operations are always scheduled using the `Node`.
+ has_weak_zero2one: bool,
+
+ /// Is the currently scheduled wrapper/`Node` scheduled due to a strong zero2one increment?
+ ///
+ /// If `has_pushed_wrapper` is set, then the strong zero2one increment was scheduled using the
+ /// wrapper. Otherwise, `has_pushed_node` must be set and it was scheduled using the `Node`.
+ has_strong_zero2one: bool,
+}
+
+impl DeliveryState {
+ fn should_normal_push(&self) -> bool {
+ !self.has_pushed_node && !self.has_pushed_wrapper
+ }
+
+ fn did_normal_push(&mut self) {
+ assert!(self.should_normal_push());
+ self.has_pushed_node = true;
+ }
+
+ fn should_push_weak_zero2one(&self) -> bool {
+ !self.has_weak_zero2one && !self.has_strong_zero2one
+ }
+
+ fn can_push_weak_zero2one_normally(&self) -> bool {
+ !self.has_pushed_node
+ }
+
+ fn did_push_weak_zero2one(&mut self) {
+ assert!(self.should_push_weak_zero2one());
+ assert!(self.can_push_weak_zero2one_normally());
+ self.has_pushed_node = true;
+ self.has_weak_zero2one = true;
+ }
+
+ fn should_push_strong_zero2one(&self) -> bool {
+ !self.has_strong_zero2one
+ }
+
+ fn can_push_strong_zero2one_normally(&self) -> bool {
+ !self.has_pushed_node
+ }
+
+ fn did_push_strong_zero2one(&mut self) {
+ assert!(self.should_push_strong_zero2one());
+ assert!(self.can_push_strong_zero2one_normally());
+ self.has_pushed_node = true;
+ self.has_strong_zero2one = true;
+ }
+
+ fn did_push_strong_zero2one_wrapper(&mut self) {
+ assert!(self.should_push_strong_zero2one());
+ assert!(!self.can_push_strong_zero2one_normally());
+ self.has_pushed_wrapper = true;
+ self.has_strong_zero2one = true;
+ }
+}
+
+struct CountState {
+ /// The reference count.
+ count: usize,
+ /// Whether the process that owns this node thinks that we hold a refcount on it. (Note that
+ /// even if count is greater than one, we only increment it once in the owning process.)
+ has_count: bool,
+}
+
+impl CountState {
+ fn new() -> Self {
+ Self {
+ count: 0,
+ has_count: false,
+ }
+ }
+}
+
+struct NodeInner {
+ /// Strong refcounts held on this node by `NodeRef` objects.
+ strong: CountState,
+ /// Weak refcounts held on this node by `NodeRef` objects.
+ weak: CountState,
+ delivery_state: DeliveryState,
+ /// The binder driver guarantees that oneway transactions sent to the same node are serialized,
+ /// that is, userspace will not be given the next one until it has finished processing the
+ /// previous oneway transaction. This is done to avoid the case where two oneway transactions
+ /// arrive in opposite order from the order in which they were sent. (E.g., they could be
+ /// delivered to two different threads, which could appear as-if they were sent in opposite
+ /// order.)
+ ///
+ /// To fix that, we store pending oneway transactions in a separate list in the node, and don't
+ /// deliver the next oneway transaction until userspace signals that it has finished processing
+ /// the previous oneway transaction by calling the `BC_FREE_BUFFER` ioctl.
+ oneway_todo: List<DTRWrap<Transaction>>,
+ /// Keeps track of whether this node has a pending oneway transaction.
+ ///
+ /// When this is true, incoming oneway transactions are stored in `oneway_todo`, instead of
+ /// being delivered directly to the process.
+ has_oneway_transaction: bool,
+ /// List of processes to deliver a notification to when this node is destroyed (usually due to
+ /// the process dying).
+ death_list: List<DTRWrap<NodeDeath>, 1>,
+ /// List of processes to deliver freeze notifications to.
+ freeze_list: KVVec<Arc<Process>>,
+ /// The number of active BR_INCREFS or BR_ACQUIRE operations. (should be maximum two)
+ ///
+ /// If this is non-zero, then we postpone any BR_RELEASE or BR_DECREFS notifications until the
+ /// active operations have ended. This avoids the situation an increment and decrement get
+ /// reordered from userspace's perspective.
+ active_inc_refs: u8,
+ /// List of `NodeRefInfo` objects that reference this node.
+ refs: List<NodeRefInfo, { NodeRefInfo::LIST_NODE }>,
+}
+
+#[pin_data]
+pub(crate) struct Node {
+ pub(crate) debug_id: usize,
+ ptr: u64,
+ pub(crate) cookie: u64,
+ pub(crate) flags: u32,
+ pub(crate) owner: Arc<Process>,
+ inner: LockedBy<NodeInner, ProcessInner>,
+ #[pin]
+ links_track: AtomicTracker,
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for Node {
+ tracked_by links_track: AtomicTracker;
+ }
+}
+
+// Make `oneway_todo` work.
+kernel::list::impl_list_item! {
+ impl ListItem<0> for DTRWrap<Transaction> {
+ using ListLinks { self.links.inner };
+ }
+}
+
+impl Node {
+ pub(crate) fn new(
+ ptr: u64,
+ cookie: u64,
+ flags: u32,
+ owner: Arc<Process>,
+ ) -> impl PinInit<Self> {
+ pin_init!(Self {
+ inner: LockedBy::new(
+ &owner.inner,
+ NodeInner {
+ strong: CountState::new(),
+ weak: CountState::new(),
+ delivery_state: DeliveryState {
+ has_pushed_node: false,
+ has_pushed_wrapper: false,
+ has_weak_zero2one: false,
+ has_strong_zero2one: false,
+ },
+ death_list: List::new(),
+ oneway_todo: List::new(),
+ freeze_list: KVVec::new(),
+ has_oneway_transaction: false,
+ active_inc_refs: 0,
+ refs: List::new(),
+ },
+ ),
+ debug_id: super::next_debug_id(),
+ ptr,
+ cookie,
+ flags,
+ owner,
+ links_track <- AtomicTracker::new(),
+ })
+ }
+
+ pub(crate) fn has_oneway_transaction(&self, owner_inner: &mut ProcessInner) -> bool {
+ let inner = self.inner.access_mut(owner_inner);
+ inner.has_oneway_transaction
+ }
+
+ #[inline(never)]
+ pub(crate) fn full_debug_print(
+ &self,
+ m: &SeqFile,
+ owner_inner: &mut ProcessInner,
+ ) -> Result<()> {
+ let inner = self.inner.access_mut(owner_inner);
+ seq_print!(
+ m,
+ " node {}: u{:016x} c{:016x} hs {} hw {} cs {} cw {}",
+ self.debug_id,
+ self.ptr,
+ self.cookie,
+ inner.strong.has_count,
+ inner.weak.has_count,
+ inner.strong.count,
+ inner.weak.count,
+ );
+ if !inner.refs.is_empty() {
+ seq_print!(m, " proc");
+ for node_ref in &inner.refs {
+ seq_print!(m, " {}", node_ref.process.task.pid());
+ }
+ }
+ seq_print!(m, "\n");
+ for t in &inner.oneway_todo {
+ t.debug_print_inner(m, " pending async transaction ");
+ }
+ Ok(())
+ }
+
+ /// Insert the `NodeRef` into this `refs` list.
+ ///
+ /// # Safety
+ ///
+ /// It must be the case that `info.node_ref.node` is this node.
+ pub(crate) unsafe fn insert_node_info(
+ &self,
+ info: ListArc<NodeRefInfo, { NodeRefInfo::LIST_NODE }>,
+ ) {
+ self.inner
+ .access_mut(&mut self.owner.inner.lock())
+ .refs
+ .push_front(info);
+ }
+
+ /// Insert the `NodeRef` into this `refs` list.
+ ///
+ /// # Safety
+ ///
+ /// It must be the case that `info.node_ref.node` is this node.
+ pub(crate) unsafe fn remove_node_info(
+ &self,
+ info: &NodeRefInfo,
+ ) -> Option<ListArc<NodeRefInfo, { NodeRefInfo::LIST_NODE }>> {
+ // SAFETY: We always insert `NodeRefInfo` objects into the `refs` list of the node that it
+ // references in `info.node_ref.node`. That is this node, so `info` cannot possibly be in
+ // the `refs` list of another node.
+ unsafe {
+ self.inner
+ .access_mut(&mut self.owner.inner.lock())
+ .refs
+ .remove(info)
+ }
+ }
+
+ /// An id that is unique across all binder nodes on the system. Used as the key in the
+ /// `by_node` map.
+ pub(crate) fn global_id(&self) -> usize {
+ self as *const Node as usize
+ }
+
+ pub(crate) fn get_id(&self) -> (u64, u64) {
+ (self.ptr, self.cookie)
+ }
+
+ pub(crate) fn add_death(
+ &self,
+ death: ListArc<DTRWrap<NodeDeath>, 1>,
+ guard: &mut Guard<'_, ProcessInner, SpinLockBackend>,
+ ) {
+ self.inner.access_mut(guard).death_list.push_back(death);
+ }
+
+ pub(crate) fn inc_ref_done_locked(
+ self: &DArc<Node>,
+ _strong: bool,
+ owner_inner: &mut ProcessInner,
+ ) -> Option<DLArc<Node>> {
+ let inner = self.inner.access_mut(owner_inner);
+ if inner.active_inc_refs == 0 {
+ pr_err!("inc_ref_done called when no active inc_refs");
+ return None;
+ }
+
+ inner.active_inc_refs -= 1;
+ if inner.active_inc_refs == 0 {
+ // Having active inc_refs can inhibit dropping of ref-counts. Calculate whether we
+ // would send a refcount decrement, and if so, tell the caller to schedule us.
+ let strong = inner.strong.count > 0;
+ let has_strong = inner.strong.has_count;
+ let weak = strong || inner.weak.count > 0;
+ let has_weak = inner.weak.has_count;
+
+ let should_drop_weak = !weak && has_weak;
+ let should_drop_strong = !strong && has_strong;
+
+ // If we want to drop the ref-count again, tell the caller to schedule a work node for
+ // that.
+ let need_push = should_drop_weak || should_drop_strong;
+
+ if need_push && inner.delivery_state.should_normal_push() {
+ let list_arc = ListArc::try_from_arc(self.clone()).ok().unwrap();
+ inner.delivery_state.did_normal_push();
+ Some(list_arc)
+ } else {
+ None
+ }
+ } else {
+ None
+ }
+ }
+
+ pub(crate) fn update_refcount_locked(
+ self: &DArc<Node>,
+ inc: bool,
+ strong: bool,
+ count: usize,
+ owner_inner: &mut ProcessInner,
+ ) -> Option<DLArc<Node>> {
+ let is_dead = owner_inner.is_dead;
+ let inner = self.inner.access_mut(owner_inner);
+
+ // Get a reference to the state we'll update.
+ let state = if strong {
+ &mut inner.strong
+ } else {
+ &mut inner.weak
+ };
+
+ // Update the count and determine whether we need to push work.
+ let need_push = if inc {
+ state.count += count;
+ // TODO: This method shouldn't be used for zero-to-one increments.
+ !is_dead && !state.has_count
+ } else {
+ if state.count < count {
+ pr_err!("Failure: refcount underflow!");
+ return None;
+ }
+ state.count -= count;
+ !is_dead && state.count == 0 && state.has_count
+ };
+
+ if need_push && inner.delivery_state.should_normal_push() {
+ let list_arc = ListArc::try_from_arc(self.clone()).ok().unwrap();
+ inner.delivery_state.did_normal_push();
+ Some(list_arc)
+ } else {
+ None
+ }
+ }
+
+ pub(crate) fn incr_refcount_allow_zero2one(
+ self: &DArc<Self>,
+ strong: bool,
+ owner_inner: &mut ProcessInner,
+ ) -> Result<Option<DLArc<Node>>, CouldNotDeliverCriticalIncrement> {
+ let is_dead = owner_inner.is_dead;
+ let inner = self.inner.access_mut(owner_inner);
+
+ // Get a reference to the state we'll update.
+ let state = if strong {
+ &mut inner.strong
+ } else {
+ &mut inner.weak
+ };
+
+ // Update the count and determine whether we need to push work.
+ state.count += 1;
+ if is_dead || state.has_count {
+ return Ok(None);
+ }
+
+ // Userspace needs to be notified of this.
+ if !strong && inner.delivery_state.should_push_weak_zero2one() {
+ assert!(inner.delivery_state.can_push_weak_zero2one_normally());
+ let list_arc = ListArc::try_from_arc(self.clone()).ok().unwrap();
+ inner.delivery_state.did_push_weak_zero2one();
+ Ok(Some(list_arc))
+ } else if strong && inner.delivery_state.should_push_strong_zero2one() {
+ if inner.delivery_state.can_push_strong_zero2one_normally() {
+ let list_arc = ListArc::try_from_arc(self.clone()).ok().unwrap();
+ inner.delivery_state.did_push_strong_zero2one();
+ Ok(Some(list_arc))
+ } else {
+ state.count -= 1;
+ Err(CouldNotDeliverCriticalIncrement)
+ }
+ } else {
+ // Work is already pushed, and we don't need to push again.
+ Ok(None)
+ }
+ }
+
+ pub(crate) fn incr_refcount_allow_zero2one_with_wrapper(
+ self: &DArc<Self>,
+ strong: bool,
+ wrapper: CritIncrWrapper,
+ owner_inner: &mut ProcessInner,
+ ) -> Option<DLArc<dyn DeliverToRead>> {
+ match self.incr_refcount_allow_zero2one(strong, owner_inner) {
+ Ok(Some(node)) => Some(node as _),
+ Ok(None) => None,
+ Err(CouldNotDeliverCriticalIncrement) => {
+ assert!(strong);
+ let inner = self.inner.access_mut(owner_inner);
+ inner.strong.count += 1;
+ inner.delivery_state.did_push_strong_zero2one_wrapper();
+ Some(wrapper.init(self.clone()))
+ }
+ }
+ }
+
+ pub(crate) fn update_refcount(self: &DArc<Self>, inc: bool, count: usize, strong: bool) {
+ self.owner
+ .inner
+ .lock()
+ .update_node_refcount(self, inc, strong, count, None);
+ }
+
+ pub(crate) fn populate_counts(
+ &self,
+ out: &mut BinderNodeInfoForRef,
+ guard: &Guard<'_, ProcessInner, SpinLockBackend>,
+ ) {
+ let inner = self.inner.access(guard);
+ out.strong_count = inner.strong.count as _;
+ out.weak_count = inner.weak.count as _;
+ }
+
+ pub(crate) fn populate_debug_info(
+ &self,
+ out: &mut BinderNodeDebugInfo,
+ guard: &Guard<'_, ProcessInner, SpinLockBackend>,
+ ) {
+ out.ptr = self.ptr as _;
+ out.cookie = self.cookie as _;
+ let inner = self.inner.access(guard);
+ if inner.strong.has_count {
+ out.has_strong_ref = 1;
+ }
+ if inner.weak.has_count {
+ out.has_weak_ref = 1;
+ }
+ }
+
+ pub(crate) fn force_has_count(&self, guard: &mut Guard<'_, ProcessInner, SpinLockBackend>) {
+ let inner = self.inner.access_mut(guard);
+ inner.strong.has_count = true;
+ inner.weak.has_count = true;
+ }
+
+ fn write(&self, writer: &mut BinderReturnWriter<'_>, code: u32) -> Result {
+ writer.write_code(code)?;
+ writer.write_payload(&self.ptr)?;
+ writer.write_payload(&self.cookie)?;
+ Ok(())
+ }
+
+ pub(crate) fn submit_oneway(
+ &self,
+ transaction: DLArc<Transaction>,
+ guard: &mut Guard<'_, ProcessInner, SpinLockBackend>,
+ ) -> Result<(), (BinderError, DLArc<dyn DeliverToRead>)> {
+ if guard.is_dead {
+ return Err((BinderError::new_dead(), transaction));
+ }
+
+ let inner = self.inner.access_mut(guard);
+ if inner.has_oneway_transaction {
+ inner.oneway_todo.push_back(transaction);
+ } else {
+ inner.has_oneway_transaction = true;
+ guard.push_work(transaction)?;
+ }
+ Ok(())
+ }
+
+ pub(crate) fn release(&self) {
+ let mut guard = self.owner.inner.lock();
+ while let Some(work) = self.inner.access_mut(&mut guard).oneway_todo.pop_front() {
+ drop(guard);
+ work.into_arc().cancel();
+ guard = self.owner.inner.lock();
+ }
+
+ while let Some(death) = self.inner.access_mut(&mut guard).death_list.pop_front() {
+ drop(guard);
+ death.into_arc().set_dead();
+ guard = self.owner.inner.lock();
+ }
+ }
+
+ pub(crate) fn pending_oneway_finished(&self) {
+ let mut guard = self.owner.inner.lock();
+ if guard.is_dead {
+ // Cleanup will happen in `Process::deferred_release`.
+ return;
+ }
+
+ let inner = self.inner.access_mut(&mut guard);
+
+ let transaction = inner.oneway_todo.pop_front();
+ inner.has_oneway_transaction = transaction.is_some();
+ if let Some(transaction) = transaction {
+ match guard.push_work(transaction) {
+ Ok(()) => {}
+ Err((_err, work)) => {
+ // Process is dead.
+ // This shouldn't happen due to the `is_dead` check, but if it does, just drop
+ // the transaction and return.
+ drop(guard);
+ drop(work);
+ }
+ }
+ }
+ }
+
+ /// Finds an outdated transaction that the given transaction can replace.
+ ///
+ /// If one is found, it is removed from the list and returned.
+ pub(crate) fn take_outdated_transaction(
+ &self,
+ new: &Transaction,
+ guard: &mut Guard<'_, ProcessInner, SpinLockBackend>,
+ ) -> Option<DLArc<Transaction>> {
+ let inner = self.inner.access_mut(guard);
+ let mut cursor = inner.oneway_todo.cursor_front();
+ while let Some(next) = cursor.peek_next() {
+ if new.can_replace(&next) {
+ return Some(next.remove());
+ }
+ cursor.move_next();
+ }
+ None
+ }
+
+ /// This is split into a separate function since it's called by both `Node::do_work` and
+ /// `NodeWrapper::do_work`.
+ fn do_work_locked(
+ &self,
+ writer: &mut BinderReturnWriter<'_>,
+ mut guard: Guard<'_, ProcessInner, SpinLockBackend>,
+ ) -> Result<bool> {
+ let inner = self.inner.access_mut(&mut guard);
+ let strong = inner.strong.count > 0;
+ let has_strong = inner.strong.has_count;
+ let weak = strong || inner.weak.count > 0;
+ let has_weak = inner.weak.has_count;
+
+ if weak && !has_weak {
+ inner.weak.has_count = true;
+ inner.active_inc_refs += 1;
+ }
+
+ if strong && !has_strong {
+ inner.strong.has_count = true;
+ inner.active_inc_refs += 1;
+ }
+
+ let no_active_inc_refs = inner.active_inc_refs == 0;
+ let should_drop_weak = no_active_inc_refs && (!weak && has_weak);
+ let should_drop_strong = no_active_inc_refs && (!strong && has_strong);
+ if should_drop_weak {
+ inner.weak.has_count = false;
+ }
+ if should_drop_strong {
+ inner.strong.has_count = false;
+ }
+ if no_active_inc_refs && !weak {
+ // Remove the node if there are no references to it.
+ guard.remove_node(self.ptr);
+ }
+ drop(guard);
+
+ if weak && !has_weak {
+ self.write(writer, BR_INCREFS)?;
+ }
+ if strong && !has_strong {
+ self.write(writer, BR_ACQUIRE)?;
+ }
+ if should_drop_strong {
+ self.write(writer, BR_RELEASE)?;
+ }
+ if should_drop_weak {
+ self.write(writer, BR_DECREFS)?;
+ }
+
+ Ok(true)
+ }
+
+ pub(crate) fn add_freeze_listener(
+ &self,
+ process: &Arc<Process>,
+ flags: kernel::alloc::Flags,
+ ) -> Result {
+ let mut vec_alloc = KVVec::<Arc<Process>>::new();
+ loop {
+ let mut guard = self.owner.inner.lock();
+ // Do not check for `guard.dead`. The `dead` flag that matters here is the owner of the
+ // listener, no the target.
+ let inner = self.inner.access_mut(&mut guard);
+ let len = inner.freeze_list.len();
+ if len >= inner.freeze_list.capacity() {
+ if len >= vec_alloc.capacity() {
+ drop(guard);
+ vec_alloc = KVVec::with_capacity((1 + len).next_power_of_two(), flags)?;
+ continue;
+ }
+ mem::swap(&mut inner.freeze_list, &mut vec_alloc);
+ for elem in vec_alloc.drain_all() {
+ inner.freeze_list.push_within_capacity(elem)?;
+ }
+ }
+ inner.freeze_list.push_within_capacity(process.clone())?;
+ return Ok(());
+ }
+ }
+
+ pub(crate) fn remove_freeze_listener(&self, p: &Arc<Process>) {
+ let _unused_capacity;
+ let mut guard = self.owner.inner.lock();
+ let inner = self.inner.access_mut(&mut guard);
+ let len = inner.freeze_list.len();
+ inner.freeze_list.retain(|proc| !Arc::ptr_eq(proc, p));
+ if len == inner.freeze_list.len() {
+ pr_warn!(
+ "Could not remove freeze listener for {}\n",
+ p.pid_in_current_ns()
+ );
+ }
+ if inner.freeze_list.is_empty() {
+ _unused_capacity = mem::take(&mut inner.freeze_list);
+ }
+ }
+
+ pub(crate) fn freeze_list<'a>(&'a self, guard: &'a ProcessInner) -> &'a [Arc<Process>] {
+ &self.inner.access(guard).freeze_list
+ }
+}
+
+impl DeliverToRead for Node {
+ fn do_work(
+ self: DArc<Self>,
+ _thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool> {
+ let mut owner_inner = self.owner.inner.lock();
+ let inner = self.inner.access_mut(&mut owner_inner);
+
+ assert!(inner.delivery_state.has_pushed_node);
+ if inner.delivery_state.has_pushed_wrapper {
+ // If the wrapper is scheduled, then we are either a normal push or weak zero2one
+ // increment, and the wrapper is a strong zero2one increment, so the wrapper always
+ // takes precedence over us.
+ assert!(inner.delivery_state.has_strong_zero2one);
+ inner.delivery_state.has_pushed_node = false;
+ inner.delivery_state.has_weak_zero2one = false;
+ return Ok(true);
+ }
+
+ inner.delivery_state.has_pushed_node = false;
+ inner.delivery_state.has_weak_zero2one = false;
+ inner.delivery_state.has_strong_zero2one = false;
+
+ self.do_work_locked(writer, owner_inner)
+ }
+
+ fn cancel(self: DArc<Self>) {}
+
+ fn should_sync_wakeup(&self) -> bool {
+ false
+ }
+
+ #[inline(never)]
+ fn debug_print(&self, m: &SeqFile, prefix: &str, _tprefix: &str) -> Result<()> {
+ seq_print!(
+ m,
+ "{}node work {}: u{:016x} c{:016x}\n",
+ prefix,
+ self.debug_id,
+ self.ptr,
+ self.cookie,
+ );
+ Ok(())
+ }
+}
+
+/// Represents something that holds one or more ref-counts to a `Node`.
+///
+/// Whenever process A holds a refcount to a node owned by a different process B, then process A
+/// will store a `NodeRef` that refers to the `Node` in process B. When process A releases the
+/// refcount, we destroy the NodeRef, which decrements the ref-count in process A.
+///
+/// This type is also used for some other cases. For example, a transaction allocation holds a
+/// refcount on the target node, and this is implemented by storing a `NodeRef` in the allocation
+/// so that the destructor of the allocation will drop a refcount of the `Node`.
+pub(crate) struct NodeRef {
+ pub(crate) node: DArc<Node>,
+ /// How many times does this NodeRef hold a refcount on the Node?
+ strong_node_count: usize,
+ weak_node_count: usize,
+ /// How many times does userspace hold a refcount on this NodeRef?
+ strong_count: usize,
+ weak_count: usize,
+}
+
+impl NodeRef {
+ pub(crate) fn new(node: DArc<Node>, strong_count: usize, weak_count: usize) -> Self {
+ Self {
+ node,
+ strong_node_count: strong_count,
+ weak_node_count: weak_count,
+ strong_count,
+ weak_count,
+ }
+ }
+
+ pub(crate) fn absorb(&mut self, mut other: Self) {
+ assert!(
+ Arc::ptr_eq(&self.node, &other.node),
+ "absorb called with differing nodes"
+ );
+ self.strong_node_count += other.strong_node_count;
+ self.weak_node_count += other.weak_node_count;
+ self.strong_count += other.strong_count;
+ self.weak_count += other.weak_count;
+ other.strong_count = 0;
+ other.weak_count = 0;
+ other.strong_node_count = 0;
+ other.weak_node_count = 0;
+
+ if self.strong_node_count >= 2 || self.weak_node_count >= 2 {
+ let mut guard = self.node.owner.inner.lock();
+ let inner = self.node.inner.access_mut(&mut guard);
+
+ if self.strong_node_count >= 2 {
+ inner.strong.count -= self.strong_node_count - 1;
+ self.strong_node_count = 1;
+ assert_ne!(inner.strong.count, 0);
+ }
+ if self.weak_node_count >= 2 {
+ inner.weak.count -= self.weak_node_count - 1;
+ self.weak_node_count = 1;
+ assert_ne!(inner.weak.count, 0);
+ }
+ }
+ }
+
+ pub(crate) fn get_count(&self) -> (usize, usize) {
+ (self.strong_count, self.weak_count)
+ }
+
+ pub(crate) fn clone(&self, strong: bool) -> Result<NodeRef> {
+ if strong && self.strong_count == 0 {
+ return Err(EINVAL);
+ }
+ Ok(self
+ .node
+ .owner
+ .inner
+ .lock()
+ .new_node_ref(self.node.clone(), strong, None))
+ }
+
+ /// Updates (increments or decrements) the number of references held against the node. If the
+ /// count being updated transitions from 0 to 1 or from 1 to 0, the node is notified by having
+ /// its `update_refcount` function called.
+ ///
+ /// Returns whether `self` should be removed (when both counts are zero).
+ pub(crate) fn update(&mut self, inc: bool, strong: bool) -> bool {
+ if strong && self.strong_count == 0 {
+ return false;
+ }
+ let (count, node_count, other_count) = if strong {
+ (
+ &mut self.strong_count,
+ &mut self.strong_node_count,
+ self.weak_count,
+ )
+ } else {
+ (
+ &mut self.weak_count,
+ &mut self.weak_node_count,
+ self.strong_count,
+ )
+ };
+ if inc {
+ if *count == 0 {
+ *node_count = 1;
+ self.node.update_refcount(true, 1, strong);
+ }
+ *count += 1;
+ } else {
+ if *count == 0 {
+ pr_warn!(
+ "pid {} performed invalid decrement on ref\n",
+ kernel::current!().pid()
+ );
+ return false;
+ }
+ *count -= 1;
+ if *count == 0 {
+ self.node.update_refcount(false, *node_count, strong);
+ *node_count = 0;
+ return other_count == 0;
+ }
+ }
+ false
+ }
+}
+
+impl Drop for NodeRef {
+ // This destructor is called conditionally from `Allocation::drop`. That branch is often
+ // mispredicted. Inlining this method call reduces the cost of those branch mispredictions.
+ #[inline(always)]
+ fn drop(&mut self) {
+ if self.strong_node_count > 0 {
+ self.node
+ .update_refcount(false, self.strong_node_count, true);
+ }
+ if self.weak_node_count > 0 {
+ self.node
+ .update_refcount(false, self.weak_node_count, false);
+ }
+ }
+}
+
+struct NodeDeathInner {
+ dead: bool,
+ cleared: bool,
+ notification_done: bool,
+ /// Indicates whether the normal flow was interrupted by removing the handle. In this case, we
+ /// need behave as if the death notification didn't exist (i.e., we don't deliver anything to
+ /// the user.
+ aborted: bool,
+}
+
+/// Used to deliver notifications when a process dies.
+///
+/// A process can request to be notified when a process dies using `BC_REQUEST_DEATH_NOTIFICATION`.
+/// This will make the driver send a `BR_DEAD_BINDER` to userspace when the process dies (or
+/// immediately if it is already dead). Userspace is supposed to respond with `BC_DEAD_BINDER_DONE`
+/// once it has processed the notification.
+///
+/// Userspace can unregister from death notifications using the `BC_CLEAR_DEATH_NOTIFICATION`
+/// command. In this case, the kernel will respond with `BR_CLEAR_DEATH_NOTIFICATION_DONE` once the
+/// notification has been removed. Note that if the remote process dies before the kernel has
+/// responded with `BR_CLEAR_DEATH_NOTIFICATION_DONE`, then the kernel will still send a
+/// `BR_DEAD_BINDER`, which userspace must be able to process. In this case, the kernel will wait
+/// for the `BC_DEAD_BINDER_DONE` command before it sends `BR_CLEAR_DEATH_NOTIFICATION_DONE`.
+///
+/// Note that even if the kernel sends a `BR_DEAD_BINDER`, this does not remove the death
+/// notification. Userspace must still remove it manually using `BC_CLEAR_DEATH_NOTIFICATION`.
+///
+/// If a process uses `BC_RELEASE` to destroy its last refcount on a node that has an active death
+/// registration, then the death registration is immediately deleted (we implement this using the
+/// `aborted` field). However, userspace is not supposed to delete a `NodeRef` without first
+/// deregistering death notifications, so this codepath is not executed under normal circumstances.
+#[pin_data]
+pub(crate) struct NodeDeath {
+ node: DArc<Node>,
+ process: Arc<Process>,
+ pub(crate) cookie: u64,
+ #[pin]
+ links_track: AtomicTracker<0>,
+ /// Used by the owner `Node` to store a list of registered death notifications.
+ ///
+ /// # Invariants
+ ///
+ /// Only ever used with the `death_list` list of `self.node`.
+ #[pin]
+ death_links: ListLinks<1>,
+ /// Used by the process to keep track of the death notifications for which we have sent a
+ /// `BR_DEAD_BINDER` but not yet received a `BC_DEAD_BINDER_DONE`.
+ ///
+ /// # Invariants
+ ///
+ /// Only ever used with the `delivered_deaths` list of `self.process`.
+ #[pin]
+ delivered_links: ListLinks<2>,
+ #[pin]
+ delivered_links_track: AtomicTracker<2>,
+ #[pin]
+ inner: SpinLock<NodeDeathInner>,
+}
+
+impl NodeDeath {
+ /// Constructs a new node death notification object.
+ pub(crate) fn new(
+ node: DArc<Node>,
+ process: Arc<Process>,
+ cookie: u64,
+ ) -> impl PinInit<DTRWrap<Self>> {
+ DTRWrap::new(pin_init!(
+ Self {
+ node,
+ process,
+ cookie,
+ links_track <- AtomicTracker::new(),
+ death_links <- ListLinks::new(),
+ delivered_links <- ListLinks::new(),
+ delivered_links_track <- AtomicTracker::new(),
+ inner <- kernel::new_spinlock!(NodeDeathInner {
+ dead: false,
+ cleared: false,
+ notification_done: false,
+ aborted: false,
+ }, "NodeDeath::inner"),
+ }
+ ))
+ }
+
+ /// Sets the cleared flag to `true`.
+ ///
+ /// It removes `self` from the node's death notification list if needed.
+ ///
+ /// Returns whether it needs to be queued.
+ pub(crate) fn set_cleared(self: &DArc<Self>, abort: bool) -> bool {
+ let (needs_removal, needs_queueing) = {
+ // Update state and determine if we need to queue a work item. We only need to do it
+ // when the node is not dead or if the user already completed the death notification.
+ let mut inner = self.inner.lock();
+ if abort {
+ inner.aborted = true;
+ }
+ if inner.cleared {
+ // Already cleared.
+ return false;
+ }
+ inner.cleared = true;
+ (!inner.dead, !inner.dead || inner.notification_done)
+ };
+
+ // Remove death notification from node.
+ if needs_removal {
+ let mut owner_inner = self.node.owner.inner.lock();
+ let node_inner = self.node.inner.access_mut(&mut owner_inner);
+ // SAFETY: A `NodeDeath` is never inserted into the death list of any node other than
+ // its owner, so it is either in this death list or in no death list.
+ unsafe { node_inner.death_list.remove(self) };
+ }
+ needs_queueing
+ }
+
+ /// Sets the 'notification done' flag to `true`.
+ pub(crate) fn set_notification_done(self: DArc<Self>, thread: &Thread) {
+ let needs_queueing = {
+ let mut inner = self.inner.lock();
+ inner.notification_done = true;
+ inner.cleared
+ };
+ if needs_queueing {
+ if let Some(death) = ListArc::try_from_arc_or_drop(self) {
+ let _ = thread.push_work_if_looper(death);
+ }
+ }
+ }
+
+ /// Sets the 'dead' flag to `true` and queues work item if needed.
+ pub(crate) fn set_dead(self: DArc<Self>) {
+ let needs_queueing = {
+ let mut inner = self.inner.lock();
+ if inner.cleared {
+ false
+ } else {
+ inner.dead = true;
+ true
+ }
+ };
+ if needs_queueing {
+ // Push the death notification to the target process. There is nothing else to do if
+ // it's already dead.
+ if let Some(death) = ListArc::try_from_arc_or_drop(self) {
+ let process = death.process.clone();
+ let _ = process.push_work(death);
+ }
+ }
+ }
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for NodeDeath {
+ tracked_by links_track: AtomicTracker;
+ }
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<1> for DTRWrap<NodeDeath> { untracked; }
+}
+kernel::list::impl_list_item! {
+ impl ListItem<1> for DTRWrap<NodeDeath> {
+ using ListLinks { self.wrapped.death_links };
+ }
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<2> for DTRWrap<NodeDeath> {
+ tracked_by wrapped: NodeDeath;
+ }
+}
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<2> for NodeDeath {
+ tracked_by delivered_links_track: AtomicTracker<2>;
+ }
+}
+kernel::list::impl_list_item! {
+ impl ListItem<2> for DTRWrap<NodeDeath> {
+ using ListLinks { self.wrapped.delivered_links };
+ }
+}
+
+impl DeliverToRead for NodeDeath {
+ fn do_work(
+ self: DArc<Self>,
+ _thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool> {
+ let done = {
+ let inner = self.inner.lock();
+ if inner.aborted {
+ return Ok(true);
+ }
+ inner.cleared && (!inner.dead || inner.notification_done)
+ };
+
+ let cookie = self.cookie;
+ let cmd = if done {
+ BR_CLEAR_DEATH_NOTIFICATION_DONE
+ } else {
+ let process = self.process.clone();
+ let mut process_inner = process.inner.lock();
+ let inner = self.inner.lock();
+ if inner.aborted {
+ return Ok(true);
+ }
+ // We're still holding the inner lock, so it cannot be aborted while we insert it into
+ // the delivered list.
+ process_inner.death_delivered(self.clone());
+ BR_DEAD_BINDER
+ };
+
+ writer.write_code(cmd)?;
+ writer.write_payload(&cookie)?;
+ // DEAD_BINDER notifications can cause transactions, so stop processing work items when we
+ // get to a death notification.
+ Ok(cmd != BR_DEAD_BINDER)
+ }
+
+ fn cancel(self: DArc<Self>) {}
+
+ fn should_sync_wakeup(&self) -> bool {
+ false
+ }
+
+ #[inline(never)]
+ fn debug_print(&self, m: &SeqFile, prefix: &str, _tprefix: &str) -> Result<()> {
+ let inner = self.inner.lock();
+
+ let dead_binder = inner.dead && !inner.notification_done;
+
+ if dead_binder {
+ if inner.cleared {
+ seq_print!(m, "{}has cleared dead binder\n", prefix);
+ } else {
+ seq_print!(m, "{}has dead binder\n", prefix);
+ }
+ } else {
+ seq_print!(m, "{}has cleared death notification\n", prefix);
+ }
+
+ Ok(())
+ }
+}
diff --git a/drivers/android/binder/node/wrapper.rs b/drivers/android/binder/node/wrapper.rs
new file mode 100644
index 000000000000..43294c050502
--- /dev/null
+++ b/drivers/android/binder/node/wrapper.rs
@@ -0,0 +1,78 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::{list::ListArc, prelude::*, seq_file::SeqFile, seq_print, sync::UniqueArc};
+
+use crate::{node::Node, thread::Thread, BinderReturnWriter, DArc, DLArc, DTRWrap, DeliverToRead};
+
+use core::mem::MaybeUninit;
+
+pub(crate) struct CritIncrWrapper {
+ inner: UniqueArc<MaybeUninit<DTRWrap<NodeWrapper>>>,
+}
+
+impl CritIncrWrapper {
+ pub(crate) fn new() -> Result<Self> {
+ Ok(CritIncrWrapper {
+ inner: UniqueArc::new_uninit(GFP_KERNEL)?,
+ })
+ }
+
+ pub(super) fn init(self, node: DArc<Node>) -> DLArc<dyn DeliverToRead> {
+ match self.inner.pin_init_with(DTRWrap::new(NodeWrapper { node })) {
+ Ok(initialized) => ListArc::from(initialized) as _,
+ Err(err) => match err {},
+ }
+ }
+}
+
+struct NodeWrapper {
+ node: DArc<Node>,
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for NodeWrapper {
+ untracked;
+ }
+}
+
+impl DeliverToRead for NodeWrapper {
+ fn do_work(
+ self: DArc<Self>,
+ _thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool> {
+ let node = &self.node;
+ let mut owner_inner = node.owner.inner.lock();
+ let inner = node.inner.access_mut(&mut owner_inner);
+
+ let ds = &mut inner.delivery_state;
+
+ assert!(ds.has_pushed_wrapper);
+ assert!(ds.has_strong_zero2one);
+ ds.has_pushed_wrapper = false;
+ ds.has_strong_zero2one = false;
+
+ node.do_work_locked(writer, owner_inner)
+ }
+
+ fn cancel(self: DArc<Self>) {}
+
+ fn should_sync_wakeup(&self) -> bool {
+ false
+ }
+
+ #[inline(never)]
+ fn debug_print(&self, m: &SeqFile, prefix: &str, _tprefix: &str) -> Result<()> {
+ seq_print!(
+ m,
+ "{}node work {}: u{:016x} c{:016x}\n",
+ prefix,
+ self.node.debug_id,
+ self.node.ptr,
+ self.node.cookie,
+ );
+ Ok(())
+ }
+}
diff --git a/drivers/android/binder/page_range.rs b/drivers/android/binder/page_range.rs
new file mode 100644
index 000000000000..9379038f61f5
--- /dev/null
+++ b/drivers/android/binder/page_range.rs
@@ -0,0 +1,734 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+//! This module has utilities for managing a page range where unused pages may be reclaimed by a
+//! vma shrinker.
+
+// To avoid deadlocks, locks are taken in the order:
+//
+// 1. mmap lock
+// 2. spinlock
+// 3. lru spinlock
+//
+// The shrinker will use trylock methods because it locks them in a different order.
+
+use core::{
+ marker::PhantomPinned,
+ mem::{size_of, size_of_val, MaybeUninit},
+ ptr,
+};
+
+use kernel::{
+ bindings,
+ error::Result,
+ ffi::{c_ulong, c_void},
+ mm::{virt, Mm, MmWithUser},
+ new_mutex, new_spinlock,
+ page::{Page, PAGE_SHIFT, PAGE_SIZE},
+ prelude::*,
+ str::CStr,
+ sync::{aref::ARef, Mutex, SpinLock},
+ task::Pid,
+ transmute::FromBytes,
+ types::Opaque,
+ uaccess::UserSliceReader,
+};
+
+/// Represents a shrinker that can be registered with the kernel.
+///
+/// Each shrinker can be used by many `ShrinkablePageRange` objects.
+#[repr(C)]
+pub(crate) struct Shrinker {
+ inner: Opaque<*mut bindings::shrinker>,
+ list_lru: Opaque<bindings::list_lru>,
+}
+
+// SAFETY: The shrinker and list_lru are thread safe.
+unsafe impl Send for Shrinker {}
+// SAFETY: The shrinker and list_lru are thread safe.
+unsafe impl Sync for Shrinker {}
+
+impl Shrinker {
+ /// Create a new shrinker.
+ ///
+ /// # Safety
+ ///
+ /// Before using this shrinker with a `ShrinkablePageRange`, the `register` method must have
+ /// been called exactly once, and it must not have returned an error.
+ pub(crate) const unsafe fn new() -> Self {
+ Self {
+ inner: Opaque::uninit(),
+ list_lru: Opaque::uninit(),
+ }
+ }
+
+ /// Register this shrinker with the kernel.
+ pub(crate) fn register(&'static self, name: &CStr) -> Result<()> {
+ // SAFETY: These fields are not yet used, so it's okay to zero them.
+ unsafe {
+ self.inner.get().write(ptr::null_mut());
+ self.list_lru.get().write_bytes(0, 1);
+ }
+
+ // SAFETY: The field is not yet used, so we can initialize it.
+ let ret = unsafe { bindings::__list_lru_init(self.list_lru.get(), false, ptr::null_mut()) };
+ if ret != 0 {
+ return Err(Error::from_errno(ret));
+ }
+
+ // SAFETY: The `name` points at a valid c string.
+ let shrinker = unsafe { bindings::shrinker_alloc(0, name.as_char_ptr()) };
+ if shrinker.is_null() {
+ // SAFETY: We initialized it, so its okay to destroy it.
+ unsafe { bindings::list_lru_destroy(self.list_lru.get()) };
+ return Err(Error::from_errno(ret));
+ }
+
+ // SAFETY: We're about to register the shrinker, and these are the fields we need to
+ // initialize. (All other fields are already zeroed.)
+ unsafe {
+ (&raw mut (*shrinker).count_objects).write(Some(rust_shrink_count));
+ (&raw mut (*shrinker).scan_objects).write(Some(rust_shrink_scan));
+ (&raw mut (*shrinker).private_data).write(self.list_lru.get().cast());
+ }
+
+ // SAFETY: The new shrinker has been fully initialized, so we can register it.
+ unsafe { bindings::shrinker_register(shrinker) };
+
+ // SAFETY: This initializes the pointer to the shrinker so that we can use it.
+ unsafe { self.inner.get().write(shrinker) };
+
+ Ok(())
+ }
+}
+
+/// A container that manages a page range in a vma.
+///
+/// The pages can be thought of as an array of booleans of whether the pages are usable. The
+/// methods `use_range` and `stop_using_range` set all booleans in a range to true or false
+/// respectively. Initially, no pages are allocated. When a page is not used, it is not freed
+/// immediately. Instead, it is made available to the memory shrinker to free it if the device is
+/// under memory pressure.
+///
+/// It's okay for `use_range` and `stop_using_range` to race with each other, although there's no
+/// way to know whether an index ends up with true or false if a call to `use_range` races with
+/// another call to `stop_using_range` on a given index.
+///
+/// It's also okay for the two methods to race with themselves, e.g. if two threads call
+/// `use_range` on the same index, then that's fine and neither call will return until the page is
+/// allocated and mapped.
+///
+/// The methods that read or write to a range require that the page is marked as in use. So it is
+/// _not_ okay to call `stop_using_range` on a page that is in use by the methods that read or
+/// write to the page.
+#[pin_data(PinnedDrop)]
+pub(crate) struct ShrinkablePageRange {
+ /// Shrinker object registered with the kernel.
+ shrinker: &'static Shrinker,
+ /// Pid using this page range. Only used as debugging information.
+ pid: Pid,
+ /// The mm for the relevant process.
+ mm: ARef<Mm>,
+ /// Used to synchronize calls to `vm_insert_page` and `zap_page_range_single`.
+ #[pin]
+ mm_lock: Mutex<()>,
+ /// Spinlock protecting changes to pages.
+ #[pin]
+ lock: SpinLock<Inner>,
+
+ /// Must not move, since page info has pointers back.
+ #[pin]
+ _pin: PhantomPinned,
+}
+
+struct Inner {
+ /// Array of pages.
+ ///
+ /// Since this is also accessed by the shrinker, we can't use a `Box`, which asserts exclusive
+ /// ownership. To deal with that, we manage it using raw pointers.
+ pages: *mut PageInfo,
+ /// Length of the `pages` array.
+ size: usize,
+ /// The address of the vma to insert the pages into.
+ vma_addr: usize,
+}
+
+// SAFETY: proper locking is in place for `Inner`
+unsafe impl Send for Inner {}
+
+type StableMmGuard =
+ kernel::sync::lock::Guard<'static, (), kernel::sync::lock::mutex::MutexBackend>;
+
+/// An array element that describes the current state of a page.
+///
+/// There are three states:
+///
+/// * Free. The page is None. The `lru` element is not queued.
+/// * Available. The page is Some. The `lru` element is queued to the shrinker's lru.
+/// * Used. The page is Some. The `lru` element is not queued.
+///
+/// When an element is available, the shrinker is able to free the page.
+#[repr(C)]
+struct PageInfo {
+ lru: bindings::list_head,
+ page: Option<Page>,
+ range: *const ShrinkablePageRange,
+}
+
+impl PageInfo {
+ /// # Safety
+ ///
+ /// The caller ensures that writing to `me.page` is ok, and that the page is not currently set.
+ unsafe fn set_page(me: *mut PageInfo, page: Page) {
+ // SAFETY: This pointer offset is in bounds.
+ let ptr = unsafe { &raw mut (*me).page };
+
+ // SAFETY: The pointer is valid for writing, so also valid for reading.
+ if unsafe { (*ptr).is_some() } {
+ pr_err!("set_page called when there is already a page");
+ // SAFETY: We will initialize the page again below.
+ unsafe { ptr::drop_in_place(ptr) };
+ }
+
+ // SAFETY: The pointer is valid for writing.
+ unsafe { ptr::write(ptr, Some(page)) };
+ }
+
+ /// # Safety
+ ///
+ /// The caller ensures that reading from `me.page` is ok for the duration of 'a.
+ unsafe fn get_page<'a>(me: *const PageInfo) -> Option<&'a Page> {
+ // SAFETY: This pointer offset is in bounds.
+ let ptr = unsafe { &raw const (*me).page };
+
+ // SAFETY: The pointer is valid for reading.
+ unsafe { (*ptr).as_ref() }
+ }
+
+ /// # Safety
+ ///
+ /// The caller ensures that writing to `me.page` is ok for the duration of 'a.
+ unsafe fn take_page(me: *mut PageInfo) -> Option<Page> {
+ // SAFETY: This pointer offset is in bounds.
+ let ptr = unsafe { &raw mut (*me).page };
+
+ // SAFETY: The pointer is valid for reading.
+ unsafe { (*ptr).take() }
+ }
+
+ /// Add this page to the lru list, if not already in the list.
+ ///
+ /// # Safety
+ ///
+ /// The pointer must be valid, and it must be the right shrinker and nid.
+ unsafe fn list_lru_add(me: *mut PageInfo, nid: i32, shrinker: &'static Shrinker) {
+ // SAFETY: This pointer offset is in bounds.
+ let lru_ptr = unsafe { &raw mut (*me).lru };
+ // SAFETY: The lru pointer is valid, and we're not using it with any other lru list.
+ unsafe { bindings::list_lru_add(shrinker.list_lru.get(), lru_ptr, nid, ptr::null_mut()) };
+ }
+
+ /// Remove this page from the lru list, if it is in the list.
+ ///
+ /// # Safety
+ ///
+ /// The pointer must be valid, and it must be the right shrinker and nid.
+ unsafe fn list_lru_del(me: *mut PageInfo, nid: i32, shrinker: &'static Shrinker) {
+ // SAFETY: This pointer offset is in bounds.
+ let lru_ptr = unsafe { &raw mut (*me).lru };
+ // SAFETY: The lru pointer is valid, and we're not using it with any other lru list.
+ unsafe { bindings::list_lru_del(shrinker.list_lru.get(), lru_ptr, nid, ptr::null_mut()) };
+ }
+}
+
+impl ShrinkablePageRange {
+ /// Create a new `ShrinkablePageRange` using the given shrinker.
+ pub(crate) fn new(shrinker: &'static Shrinker) -> impl PinInit<Self, Error> {
+ try_pin_init!(Self {
+ shrinker,
+ pid: kernel::current!().pid(),
+ mm: ARef::from(&**kernel::current!().mm().ok_or(ESRCH)?),
+ mm_lock <- new_mutex!((), "ShrinkablePageRange::mm"),
+ lock <- new_spinlock!(Inner {
+ pages: ptr::null_mut(),
+ size: 0,
+ vma_addr: 0,
+ }, "ShrinkablePageRange"),
+ _pin: PhantomPinned,
+ })
+ }
+
+ pub(crate) fn stable_trylock_mm(&self) -> Option<StableMmGuard> {
+ // SAFETY: This extends the duration of the reference. Since this call happens before
+ // `mm_lock` is taken in the destructor of `ShrinkablePageRange`, the destructor will block
+ // until the returned guard is dropped. This ensures that the guard is valid until dropped.
+ let mm_lock = unsafe { &*ptr::from_ref(&self.mm_lock) };
+
+ mm_lock.try_lock()
+ }
+
+ /// Register a vma with this page range. Returns the size of the region.
+ pub(crate) fn register_with_vma(&self, vma: &virt::VmaNew) -> Result<usize> {
+ let num_bytes = usize::min(vma.end() - vma.start(), bindings::SZ_4M as usize);
+ let num_pages = num_bytes >> PAGE_SHIFT;
+
+ if !ptr::eq::<Mm>(&*self.mm, &**vma.mm()) {
+ pr_debug!("Failed to register with vma: invalid vma->vm_mm");
+ return Err(EINVAL);
+ }
+ if num_pages == 0 {
+ pr_debug!("Failed to register with vma: size zero");
+ return Err(EINVAL);
+ }
+
+ let mut pages = KVVec::<PageInfo>::with_capacity(num_pages, GFP_KERNEL)?;
+
+ // SAFETY: This just initializes the pages array.
+ unsafe {
+ let self_ptr = self as *const ShrinkablePageRange;
+ for i in 0..num_pages {
+ let info = pages.as_mut_ptr().add(i);
+ (&raw mut (*info).range).write(self_ptr);
+ (&raw mut (*info).page).write(None);
+ let lru = &raw mut (*info).lru;
+ (&raw mut (*lru).next).write(lru);
+ (&raw mut (*lru).prev).write(lru);
+ }
+ }
+
+ let mut inner = self.lock.lock();
+ if inner.size > 0 {
+ pr_debug!("Failed to register with vma: already registered");
+ drop(inner);
+ return Err(EBUSY);
+ }
+
+ inner.pages = pages.into_raw_parts().0;
+ inner.size = num_pages;
+ inner.vma_addr = vma.start();
+
+ Ok(num_pages)
+ }
+
+ /// Make sure that the given pages are allocated and mapped.
+ ///
+ /// Must not be called from an atomic context.
+ pub(crate) fn use_range(&self, start: usize, end: usize) -> Result<()> {
+ if start >= end {
+ return Ok(());
+ }
+ let mut inner = self.lock.lock();
+ assert!(end <= inner.size);
+
+ for i in start..end {
+ // SAFETY: This pointer offset is in bounds.
+ let page_info = unsafe { inner.pages.add(i) };
+
+ // SAFETY: The pointer is valid, and we hold the lock so reading from the page is okay.
+ if let Some(page) = unsafe { PageInfo::get_page(page_info) } {
+ // Since we're going to use the page, we should remove it from the lru list so that
+ // the shrinker will not free it.
+ //
+ // SAFETY: The pointer is valid, and this is the right shrinker.
+ //
+ // The shrinker can't free the page between the check and this call to
+ // `list_lru_del` because we hold the lock.
+ unsafe { PageInfo::list_lru_del(page_info, page.nid(), self.shrinker) };
+ } else {
+ // We have to allocate a new page. Use the slow path.
+ drop(inner);
+ // SAFETY: `i < end <= inner.size` so `i` is in bounds.
+ match unsafe { self.use_page_slow(i) } {
+ Ok(()) => {}
+ Err(err) => {
+ pr_warn!("Error in use_page_slow: {:?}", err);
+ return Err(err);
+ }
+ }
+ inner = self.lock.lock();
+ }
+ }
+ Ok(())
+ }
+
+ /// Mark the given page as in use, slow path.
+ ///
+ /// Must not be called from an atomic context.
+ ///
+ /// # Safety
+ ///
+ /// Assumes that `i` is in bounds.
+ #[cold]
+ unsafe fn use_page_slow(&self, i: usize) -> Result<()> {
+ let new_page = Page::alloc_page(GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO)?;
+
+ let mm_mutex = self.mm_lock.lock();
+ let inner = self.lock.lock();
+
+ // SAFETY: This pointer offset is in bounds.
+ let page_info = unsafe { inner.pages.add(i) };
+
+ // SAFETY: The pointer is valid, and we hold the lock so reading from the page is okay.
+ if let Some(page) = unsafe { PageInfo::get_page(page_info) } {
+ // The page was already there, or someone else added the page while we didn't hold the
+ // spinlock.
+ //
+ // SAFETY: The pointer is valid, and this is the right shrinker.
+ //
+ // The shrinker can't free the page between the check and this call to
+ // `list_lru_del` because we hold the lock.
+ unsafe { PageInfo::list_lru_del(page_info, page.nid(), self.shrinker) };
+ return Ok(());
+ }
+
+ let vma_addr = inner.vma_addr;
+ // Release the spinlock while we insert the page into the vma.
+ drop(inner);
+
+ // No overflow since we stay in bounds of the vma.
+ let user_page_addr = vma_addr + (i << PAGE_SHIFT);
+
+ // We use `mmput_async` when dropping the `mm` because `use_page_slow` is usually used from
+ // a remote process. If the call to `mmput` races with the process shutting down, then the
+ // caller of `use_page_slow` becomes responsible for cleaning up the `mm`, which doesn't
+ // happen until it returns to userspace. However, the caller might instead go to sleep and
+ // wait for the owner of the `mm` to wake it up, which doesn't happen because it's in the
+ // middle of a shutdown process that won't complete until the `mm` is dropped. This can
+ // amount to a deadlock.
+ //
+ // Using `mmput_async` avoids this, because then the `mm` cleanup is instead queued to a
+ // workqueue.
+ MmWithUser::into_mmput_async(self.mm.mmget_not_zero().ok_or(ESRCH)?)
+ .mmap_read_lock()
+ .vma_lookup(vma_addr)
+ .ok_or(ESRCH)?
+ .as_mixedmap_vma()
+ .ok_or(ESRCH)?
+ .vm_insert_page(user_page_addr, &new_page)
+ .inspect_err(|err| {
+ pr_warn!(
+ "Failed to vm_insert_page({}): vma_addr:{} i:{} err:{:?}",
+ user_page_addr,
+ vma_addr,
+ i,
+ err
+ )
+ })?;
+
+ let inner = self.lock.lock();
+
+ // SAFETY: The `page_info` pointer is valid and currently does not have a page. The page
+ // can be written to since we hold the lock.
+ //
+ // We released and reacquired the spinlock since we checked that the page is null, but we
+ // always hold the mm_lock mutex when setting the page to a non-null value, so it's not
+ // possible for someone else to have changed it since our check.
+ unsafe { PageInfo::set_page(page_info, new_page) };
+
+ drop(inner);
+ drop(mm_mutex);
+
+ Ok(())
+ }
+
+ /// If the given page is in use, then mark it as available so that the shrinker can free it.
+ ///
+ /// May be called from an atomic context.
+ pub(crate) fn stop_using_range(&self, start: usize, end: usize) {
+ if start >= end {
+ return;
+ }
+ let inner = self.lock.lock();
+ assert!(end <= inner.size);
+
+ for i in (start..end).rev() {
+ // SAFETY: The pointer is in bounds.
+ let page_info = unsafe { inner.pages.add(i) };
+
+ // SAFETY: Okay for reading since we have the lock.
+ if let Some(page) = unsafe { PageInfo::get_page(page_info) } {
+ // SAFETY: The pointer is valid, and it's the right shrinker.
+ unsafe { PageInfo::list_lru_add(page_info, page.nid(), self.shrinker) };
+ }
+ }
+ }
+
+ /// Helper for reading or writing to a range of bytes that may overlap with several pages.
+ ///
+ /// # Safety
+ ///
+ /// All pages touched by this operation must be in use for the duration of this call.
+ unsafe fn iterate<T>(&self, mut offset: usize, mut size: usize, mut cb: T) -> Result
+ where
+ T: FnMut(&Page, usize, usize) -> Result,
+ {
+ if size == 0 {
+ return Ok(());
+ }
+
+ let (pages, num_pages) = {
+ let inner = self.lock.lock();
+ (inner.pages, inner.size)
+ };
+ let num_bytes = num_pages << PAGE_SHIFT;
+
+ // Check that the request is within the buffer.
+ if offset.checked_add(size).ok_or(EFAULT)? > num_bytes {
+ return Err(EFAULT);
+ }
+
+ let mut page_index = offset >> PAGE_SHIFT;
+ offset &= PAGE_SIZE - 1;
+ while size > 0 {
+ let available = usize::min(size, PAGE_SIZE - offset);
+ // SAFETY: The pointer is in bounds.
+ let page_info = unsafe { pages.add(page_index) };
+ // SAFETY: The caller guarantees that this page is in the "in use" state for the
+ // duration of this call to `iterate`, so nobody will change the page.
+ let page = unsafe { PageInfo::get_page(page_info) };
+ if page.is_none() {
+ pr_warn!("Page is null!");
+ }
+ let page = page.ok_or(EFAULT)?;
+ cb(page, offset, available)?;
+ size -= available;
+ page_index += 1;
+ offset = 0;
+ }
+ Ok(())
+ }
+
+ /// Copy from userspace into this page range.
+ ///
+ /// # Safety
+ ///
+ /// All pages touched by this operation must be in use for the duration of this call.
+ pub(crate) unsafe fn copy_from_user_slice(
+ &self,
+ reader: &mut UserSliceReader,
+ offset: usize,
+ size: usize,
+ ) -> Result {
+ // SAFETY: `self.iterate` has the same safety requirements as `copy_from_user_slice`.
+ unsafe {
+ self.iterate(offset, size, |page, offset, to_copy| {
+ page.copy_from_user_slice_raw(reader, offset, to_copy)
+ })
+ }
+ }
+
+ /// Copy from this page range into kernel space.
+ ///
+ /// # Safety
+ ///
+ /// All pages touched by this operation must be in use for the duration of this call.
+ pub(crate) unsafe fn read<T: FromBytes>(&self, offset: usize) -> Result<T> {
+ let mut out = MaybeUninit::<T>::uninit();
+ let mut out_offset = 0;
+ // SAFETY: `self.iterate` has the same safety requirements as `read`.
+ unsafe {
+ self.iterate(offset, size_of::<T>(), |page, offset, to_copy| {
+ // SAFETY: The sum of `offset` and `to_copy` is bounded by the size of T.
+ let obj_ptr = (out.as_mut_ptr() as *mut u8).add(out_offset);
+ // SAFETY: The pointer points is in-bounds of the `out` variable, so it is valid.
+ page.read_raw(obj_ptr, offset, to_copy)?;
+ out_offset += to_copy;
+ Ok(())
+ })?;
+ }
+ // SAFETY: We just initialised the data.
+ Ok(unsafe { out.assume_init() })
+ }
+
+ /// Copy from kernel space into this page range.
+ ///
+ /// # Safety
+ ///
+ /// All pages touched by this operation must be in use for the duration of this call.
+ pub(crate) unsafe fn write<T: ?Sized>(&self, offset: usize, obj: &T) -> Result {
+ let mut obj_offset = 0;
+ // SAFETY: `self.iterate` has the same safety requirements as `write`.
+ unsafe {
+ self.iterate(offset, size_of_val(obj), |page, offset, to_copy| {
+ // SAFETY: The sum of `offset` and `to_copy` is bounded by the size of T.
+ let obj_ptr = (obj as *const T as *const u8).add(obj_offset);
+ // SAFETY: We have a reference to the object, so the pointer is valid.
+ page.write_raw(obj_ptr, offset, to_copy)?;
+ obj_offset += to_copy;
+ Ok(())
+ })
+ }
+ }
+
+ /// Write zeroes to the given range.
+ ///
+ /// # Safety
+ ///
+ /// All pages touched by this operation must be in use for the duration of this call.
+ pub(crate) unsafe fn fill_zero(&self, offset: usize, size: usize) -> Result {
+ // SAFETY: `self.iterate` has the same safety requirements as `copy_into`.
+ unsafe {
+ self.iterate(offset, size, |page, offset, len| {
+ page.fill_zero_raw(offset, len)
+ })
+ }
+ }
+}
+
+#[pinned_drop]
+impl PinnedDrop for ShrinkablePageRange {
+ fn drop(self: Pin<&mut Self>) {
+ let (pages, size) = {
+ let lock = self.lock.lock();
+ (lock.pages, lock.size)
+ };
+
+ if size == 0 {
+ return;
+ }
+
+ // Note: This call is also necessary for the safety of `stable_trylock_mm`.
+ let mm_lock = self.mm_lock.lock();
+
+ // This is the destructor, so unlike the other methods, we only need to worry about races
+ // with the shrinker here. Since we hold the `mm_lock`, we also can't race with the
+ // shrinker, and after this loop, the shrinker will not access any of our pages since we
+ // removed them from the lru list.
+ for i in 0..size {
+ // SAFETY: Loop is in-bounds of the size.
+ let p_ptr = unsafe { pages.add(i) };
+ // SAFETY: No other readers, so we can read.
+ if let Some(p) = unsafe { PageInfo::get_page(p_ptr) } {
+ // SAFETY: The pointer is valid and it's the right shrinker.
+ unsafe { PageInfo::list_lru_del(p_ptr, p.nid(), self.shrinker) };
+ }
+ }
+
+ drop(mm_lock);
+
+ // SAFETY: `pages` was allocated as an `KVVec<PageInfo>` with capacity `size`. Furthermore,
+ // all `size` elements are initialized. Also, the array is no longer shared with the
+ // shrinker due to the above loop.
+ drop(unsafe { KVVec::from_raw_parts(pages, size, size) });
+ }
+}
+
+/// # Safety
+/// Called by the shrinker.
+#[no_mangle]
+unsafe extern "C" fn rust_shrink_count(
+ shrink: *mut bindings::shrinker,
+ _sc: *mut bindings::shrink_control,
+) -> c_ulong {
+ // SAFETY: We can access our own private data.
+ let list_lru = unsafe { (*shrink).private_data.cast::<bindings::list_lru>() };
+ // SAFETY: Accessing the lru list is okay. Just an FFI call.
+ unsafe { bindings::list_lru_count(list_lru) }
+}
+
+/// # Safety
+/// Called by the shrinker.
+#[no_mangle]
+unsafe extern "C" fn rust_shrink_scan(
+ shrink: *mut bindings::shrinker,
+ sc: *mut bindings::shrink_control,
+) -> c_ulong {
+ // SAFETY: We can access our own private data.
+ let list_lru = unsafe { (*shrink).private_data.cast::<bindings::list_lru>() };
+ // SAFETY: Caller guarantees that it is safe to read this field.
+ let nr_to_scan = unsafe { (*sc).nr_to_scan };
+ // SAFETY: Accessing the lru list is okay. Just an FFI call.
+ unsafe {
+ bindings::list_lru_walk(
+ list_lru,
+ Some(bindings::rust_shrink_free_page_wrap),
+ ptr::null_mut(),
+ nr_to_scan,
+ )
+ }
+}
+
+const LRU_SKIP: bindings::lru_status = bindings::lru_status_LRU_SKIP;
+const LRU_REMOVED_ENTRY: bindings::lru_status = bindings::lru_status_LRU_REMOVED_RETRY;
+
+/// # Safety
+/// Called by the shrinker.
+#[no_mangle]
+unsafe extern "C" fn rust_shrink_free_page(
+ item: *mut bindings::list_head,
+ lru: *mut bindings::list_lru_one,
+ _cb_arg: *mut c_void,
+) -> bindings::lru_status {
+ // Fields that should survive after unlocking the lru lock.
+ let page;
+ let page_index;
+ let mm;
+ let mmap_read;
+ let mm_mutex;
+ let vma_addr;
+
+ {
+ // CAST: The `list_head` field is first in `PageInfo`.
+ let info = item as *mut PageInfo;
+ // SAFETY: The `range` field of `PageInfo` is immutable.
+ let range = unsafe { &*((*info).range) };
+
+ mm = match range.mm.mmget_not_zero() {
+ Some(mm) => MmWithUser::into_mmput_async(mm),
+ None => return LRU_SKIP,
+ };
+
+ mm_mutex = match range.stable_trylock_mm() {
+ Some(guard) => guard,
+ None => return LRU_SKIP,
+ };
+
+ mmap_read = match mm.mmap_read_trylock() {
+ Some(guard) => guard,
+ None => return LRU_SKIP,
+ };
+
+ // We can't lock it normally here, since we hold the lru lock.
+ let inner = match range.lock.try_lock() {
+ Some(inner) => inner,
+ None => return LRU_SKIP,
+ };
+
+ // SAFETY: The item is in this lru list, so it's okay to remove it.
+ unsafe { bindings::list_lru_isolate(lru, item) };
+
+ // SAFETY: Both pointers are in bounds of the same allocation.
+ page_index = unsafe { info.offset_from(inner.pages) } as usize;
+
+ // SAFETY: We hold the spinlock, so we can take the page.
+ //
+ // This sets the page pointer to zero before we unmap it from the vma. However, we call
+ // `zap_page_range` before we release the mmap lock, so `use_page_slow` will not be able to
+ // insert a new page until after our call to `zap_page_range`.
+ page = unsafe { PageInfo::take_page(info) };
+ vma_addr = inner.vma_addr;
+
+ // From this point on, we don't access this PageInfo or ShrinkablePageRange again, because
+ // they can be freed at any point after we unlock `lru_lock`. This is with the exception of
+ // `mm_mutex` which is kept alive by holding the lock.
+ }
+
+ // SAFETY: The lru lock is locked when this method is called.
+ unsafe { bindings::spin_unlock(&raw mut (*lru).lock) };
+
+ if let Some(vma) = mmap_read.vma_lookup(vma_addr) {
+ let user_page_addr = vma_addr + (page_index << PAGE_SHIFT);
+ vma.zap_page_range_single(user_page_addr, PAGE_SIZE);
+ }
+
+ drop(mmap_read);
+ drop(mm_mutex);
+ drop(mm);
+ drop(page);
+
+ // SAFETY: We just unlocked the lru lock, but it should be locked when we return.
+ unsafe { bindings::spin_lock(&raw mut (*lru).lock) };
+
+ LRU_REMOVED_ENTRY
+}
diff --git a/drivers/android/binder/page_range_helper.c b/drivers/android/binder/page_range_helper.c
new file mode 100644
index 000000000000..496887723ee0
--- /dev/null
+++ b/drivers/android/binder/page_range_helper.c
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/* C helper for page_range.rs to work around a CFI violation.
+ *
+ * Bindgen currently pretends that `enum lru_status` is the same as an integer.
+ * This assumption is fine ABI-wise, but once you add CFI to the mix, it
+ * triggers a CFI violation because `enum lru_status` gets a different CFI tag.
+ *
+ * This file contains a workaround until bindgen can be fixed.
+ *
+ * Copyright (C) 2025 Google LLC.
+ */
+#include "page_range_helper.h"
+
+unsigned int rust_shrink_free_page(struct list_head *item,
+ struct list_lru_one *list,
+ void *cb_arg);
+
+enum lru_status
+rust_shrink_free_page_wrap(struct list_head *item, struct list_lru_one *list,
+ void *cb_arg)
+{
+ return rust_shrink_free_page(item, list, cb_arg);
+}
diff --git a/drivers/android/binder/page_range_helper.h b/drivers/android/binder/page_range_helper.h
new file mode 100644
index 000000000000..18dd2dd117b2
--- /dev/null
+++ b/drivers/android/binder/page_range_helper.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2025 Google, Inc.
+ */
+
+#ifndef _LINUX_PAGE_RANGE_HELPER_H
+#define _LINUX_PAGE_RANGE_HELPER_H
+
+#include <linux/list_lru.h>
+
+enum lru_status
+rust_shrink_free_page_wrap(struct list_head *item, struct list_lru_one *list,
+ void *cb_arg);
+
+#endif /* _LINUX_PAGE_RANGE_HELPER_H */
diff --git a/drivers/android/binder/process.rs b/drivers/android/binder/process.rs
new file mode 100644
index 000000000000..132055b4790f
--- /dev/null
+++ b/drivers/android/binder/process.rs
@@ -0,0 +1,1745 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+//! This module defines the `Process` type, which represents a process using a particular binder
+//! context.
+//!
+//! The `Process` object keeps track of all of the resources that this process owns in the binder
+//! context.
+//!
+//! There is one `Process` object for each binder fd that a process has opened, so processes using
+//! several binder contexts have several `Process` objects. This ensures that the contexts are
+//! fully separated.
+
+use core::mem::take;
+
+use kernel::{
+ bindings,
+ cred::Credential,
+ error::Error,
+ fs::file::{self, File},
+ id_pool::IdPool,
+ list::{List, ListArc, ListArcField, ListLinks},
+ mm,
+ prelude::*,
+ rbtree::{self, RBTree, RBTreeNode, RBTreeNodeReservation},
+ seq_file::SeqFile,
+ seq_print,
+ sync::poll::PollTable,
+ sync::{
+ lock::{spinlock::SpinLockBackend, Guard},
+ Arc, ArcBorrow, CondVar, CondVarTimeoutResult, Mutex, SpinLock, UniqueArc,
+ },
+ task::Task,
+ types::ARef,
+ uaccess::{UserSlice, UserSliceReader},
+ uapi,
+ workqueue::{self, Work},
+};
+
+use crate::{
+ allocation::{Allocation, AllocationInfo, NewAllocation},
+ context::Context,
+ defs::*,
+ error::{BinderError, BinderResult},
+ node::{CouldNotDeliverCriticalIncrement, CritIncrWrapper, Node, NodeDeath, NodeRef},
+ page_range::ShrinkablePageRange,
+ range_alloc::{RangeAllocator, ReserveNew, ReserveNewArgs},
+ stats::BinderStats,
+ thread::{PushWorkRes, Thread},
+ BinderfsProcFile, DArc, DLArc, DTRWrap, DeliverToRead,
+};
+
+#[path = "freeze.rs"]
+mod freeze;
+use self::freeze::{FreezeCookie, FreezeListener};
+
+struct Mapping {
+ address: usize,
+ alloc: RangeAllocator<AllocationInfo>,
+}
+
+impl Mapping {
+ fn new(address: usize, size: usize) -> Self {
+ Self {
+ address,
+ alloc: RangeAllocator::new(size),
+ }
+ }
+}
+
+// bitflags for defer_work.
+const PROC_DEFER_FLUSH: u8 = 1;
+const PROC_DEFER_RELEASE: u8 = 2;
+
+#[derive(Copy, Clone)]
+pub(crate) enum IsFrozen {
+ Yes,
+ No,
+ InProgress,
+}
+
+impl IsFrozen {
+ /// Whether incoming transactions should be rejected due to freeze.
+ pub(crate) fn is_frozen(self) -> bool {
+ match self {
+ IsFrozen::Yes => true,
+ IsFrozen::No => false,
+ IsFrozen::InProgress => true,
+ }
+ }
+
+ /// Whether freeze notifications consider this process frozen.
+ pub(crate) fn is_fully_frozen(self) -> bool {
+ match self {
+ IsFrozen::Yes => true,
+ IsFrozen::No => false,
+ IsFrozen::InProgress => false,
+ }
+ }
+}
+
+/// The fields of `Process` protected by the spinlock.
+pub(crate) struct ProcessInner {
+ is_manager: bool,
+ pub(crate) is_dead: bool,
+ threads: RBTree<i32, Arc<Thread>>,
+ /// INVARIANT: Threads pushed to this list must be owned by this process.
+ ready_threads: List<Thread>,
+ nodes: RBTree<u64, DArc<Node>>,
+ mapping: Option<Mapping>,
+ work: List<DTRWrap<dyn DeliverToRead>>,
+ delivered_deaths: List<DTRWrap<NodeDeath>, 2>,
+
+ /// The number of requested threads that haven't registered yet.
+ requested_thread_count: u32,
+ /// The maximum number of threads used by the process thread pool.
+ max_threads: u32,
+ /// The number of threads the started and registered with the thread pool.
+ started_thread_count: u32,
+
+ /// Bitmap of deferred work to do.
+ defer_work: u8,
+
+ /// Number of transactions to be transmitted before processes in freeze_wait
+ /// are woken up.
+ outstanding_txns: u32,
+ /// Process is frozen and unable to service binder transactions.
+ pub(crate) is_frozen: IsFrozen,
+ /// Process received sync transactions since last frozen.
+ pub(crate) sync_recv: bool,
+ /// Process received async transactions since last frozen.
+ pub(crate) async_recv: bool,
+ pub(crate) binderfs_file: Option<BinderfsProcFile>,
+ /// Check for oneway spam
+ oneway_spam_detection_enabled: bool,
+}
+
+impl ProcessInner {
+ fn new() -> Self {
+ Self {
+ is_manager: false,
+ is_dead: false,
+ threads: RBTree::new(),
+ ready_threads: List::new(),
+ mapping: None,
+ nodes: RBTree::new(),
+ work: List::new(),
+ delivered_deaths: List::new(),
+ requested_thread_count: 0,
+ max_threads: 0,
+ started_thread_count: 0,
+ defer_work: 0,
+ outstanding_txns: 0,
+ is_frozen: IsFrozen::No,
+ sync_recv: false,
+ async_recv: false,
+ binderfs_file: None,
+ oneway_spam_detection_enabled: false,
+ }
+ }
+
+ /// Schedule the work item for execution on this process.
+ ///
+ /// If any threads are ready for work, then the work item is given directly to that thread and
+ /// it is woken up. Otherwise, it is pushed to the process work list.
+ ///
+ /// This call can fail only if the process is dead. In this case, the work item is returned to
+ /// the caller so that the caller can drop it after releasing the inner process lock. This is
+ /// necessary since the destructor of `Transaction` will take locks that can't necessarily be
+ /// taken while holding the inner process lock.
+ pub(crate) fn push_work(
+ &mut self,
+ work: DLArc<dyn DeliverToRead>,
+ ) -> Result<(), (BinderError, DLArc<dyn DeliverToRead>)> {
+ // Try to find a ready thread to which to push the work.
+ if let Some(thread) = self.ready_threads.pop_front() {
+ // Push to thread while holding state lock. This prevents the thread from giving up
+ // (for example, because of a signal) when we're about to deliver work.
+ match thread.push_work(work) {
+ PushWorkRes::Ok => Ok(()),
+ PushWorkRes::FailedDead(work) => Err((BinderError::new_dead(), work)),
+ }
+ } else if self.is_dead {
+ Err((BinderError::new_dead(), work))
+ } else {
+ let sync = work.should_sync_wakeup();
+
+ // Didn't find a thread waiting for proc work; this can happen
+ // in two scenarios:
+ // 1. All threads are busy handling transactions
+ // In that case, one of those threads should call back into
+ // the kernel driver soon and pick up this work.
+ // 2. Threads are using the (e)poll interface, in which case
+ // they may be blocked on the waitqueue without having been
+ // added to waiting_threads. For this case, we just iterate
+ // over all threads not handling transaction work, and
+ // wake them all up. We wake all because we don't know whether
+ // a thread that called into (e)poll is handling non-binder
+ // work currently.
+ self.work.push_back(work);
+
+ // Wake up polling threads, if any.
+ for thread in self.threads.values() {
+ thread.notify_if_poll_ready(sync);
+ }
+
+ Ok(())
+ }
+ }
+
+ pub(crate) fn remove_node(&mut self, ptr: u64) {
+ self.nodes.remove(&ptr);
+ }
+
+ /// Updates the reference count on the given node.
+ pub(crate) fn update_node_refcount(
+ &mut self,
+ node: &DArc<Node>,
+ inc: bool,
+ strong: bool,
+ count: usize,
+ othread: Option<&Thread>,
+ ) {
+ let push = node.update_refcount_locked(inc, strong, count, self);
+
+ // If we decided that we need to push work, push either to the process or to a thread if
+ // one is specified.
+ if let Some(node) = push {
+ if let Some(thread) = othread {
+ thread.push_work_deferred(node);
+ } else {
+ let _ = self.push_work(node);
+ // Nothing to do: `push_work` may fail if the process is dead, but that's ok as in
+ // that case, it doesn't care about the notification.
+ }
+ }
+ }
+
+ pub(crate) fn new_node_ref(
+ &mut self,
+ node: DArc<Node>,
+ strong: bool,
+ thread: Option<&Thread>,
+ ) -> NodeRef {
+ self.update_node_refcount(&node, true, strong, 1, thread);
+ let strong_count = if strong { 1 } else { 0 };
+ NodeRef::new(node, strong_count, 1 - strong_count)
+ }
+
+ pub(crate) fn new_node_ref_with_thread(
+ &mut self,
+ node: DArc<Node>,
+ strong: bool,
+ thread: &Thread,
+ wrapper: Option<CritIncrWrapper>,
+ ) -> Result<NodeRef, CouldNotDeliverCriticalIncrement> {
+ let push = match wrapper {
+ None => node
+ .incr_refcount_allow_zero2one(strong, self)?
+ .map(|node| node as _),
+ Some(wrapper) => node.incr_refcount_allow_zero2one_with_wrapper(strong, wrapper, self),
+ };
+ if let Some(node) = push {
+ thread.push_work_deferred(node);
+ }
+ let strong_count = if strong { 1 } else { 0 };
+ Ok(NodeRef::new(node, strong_count, 1 - strong_count))
+ }
+
+ /// Returns an existing node with the given pointer and cookie, if one exists.
+ ///
+ /// Returns an error if a node with the given pointer but a different cookie exists.
+ fn get_existing_node(&self, ptr: u64, cookie: u64) -> Result<Option<DArc<Node>>> {
+ match self.nodes.get(&ptr) {
+ None => Ok(None),
+ Some(node) => {
+ let (_, node_cookie) = node.get_id();
+ if node_cookie == cookie {
+ Ok(Some(node.clone()))
+ } else {
+ Err(EINVAL)
+ }
+ }
+ }
+ }
+
+ fn register_thread(&mut self) -> bool {
+ if self.requested_thread_count == 0 {
+ return false;
+ }
+
+ self.requested_thread_count -= 1;
+ self.started_thread_count += 1;
+ true
+ }
+
+ /// Finds a delivered death notification with the given cookie, removes it from the thread's
+ /// delivered list, and returns it.
+ fn pull_delivered_death(&mut self, cookie: u64) -> Option<DArc<NodeDeath>> {
+ let mut cursor = self.delivered_deaths.cursor_front();
+ while let Some(next) = cursor.peek_next() {
+ if next.cookie == cookie {
+ return Some(next.remove().into_arc());
+ }
+ cursor.move_next();
+ }
+ None
+ }
+
+ pub(crate) fn death_delivered(&mut self, death: DArc<NodeDeath>) {
+ if let Some(death) = ListArc::try_from_arc_or_drop(death) {
+ self.delivered_deaths.push_back(death);
+ } else {
+ pr_warn!("Notification added to `delivered_deaths` twice.");
+ }
+ }
+
+ pub(crate) fn add_outstanding_txn(&mut self) {
+ self.outstanding_txns += 1;
+ }
+
+ fn txns_pending_locked(&self) -> bool {
+ if self.outstanding_txns > 0 {
+ return true;
+ }
+ for thread in self.threads.values() {
+ if thread.has_current_transaction() {
+ return true;
+ }
+ }
+ false
+ }
+}
+
+/// Used to keep track of a node that this process has a handle to.
+#[pin_data]
+pub(crate) struct NodeRefInfo {
+ debug_id: usize,
+ /// The refcount that this process owns to the node.
+ node_ref: ListArcField<NodeRef, { Self::LIST_PROC }>,
+ death: ListArcField<Option<DArc<NodeDeath>>, { Self::LIST_PROC }>,
+ /// Cookie of the active freeze listener for this node.
+ freeze: ListArcField<Option<FreezeCookie>, { Self::LIST_PROC }>,
+ /// Used to store this `NodeRefInfo` in the node's `refs` list.
+ #[pin]
+ links: ListLinks<{ Self::LIST_NODE }>,
+ /// The handle for this `NodeRefInfo`.
+ handle: u32,
+ /// The process that has a handle to the node.
+ pub(crate) process: Arc<Process>,
+}
+
+impl NodeRefInfo {
+ /// The id used for the `Node::refs` list.
+ pub(crate) const LIST_NODE: u64 = 0x2da16350fb724a10;
+ /// The id used for the `ListArc` in `ProcessNodeRefs`.
+ const LIST_PROC: u64 = 0xd703a5263dcc8650;
+
+ fn new(node_ref: NodeRef, handle: u32, process: Arc<Process>) -> impl PinInit<Self> {
+ pin_init!(Self {
+ debug_id: super::next_debug_id(),
+ node_ref: ListArcField::new(node_ref),
+ death: ListArcField::new(None),
+ freeze: ListArcField::new(None),
+ links <- ListLinks::new(),
+ handle,
+ process,
+ })
+ }
+
+ kernel::list::define_list_arc_field_getter! {
+ pub(crate) fn death(&mut self<{Self::LIST_PROC}>) -> &mut Option<DArc<NodeDeath>> { death }
+ pub(crate) fn freeze(&mut self<{Self::LIST_PROC}>) -> &mut Option<FreezeCookie> { freeze }
+ pub(crate) fn node_ref(&mut self<{Self::LIST_PROC}>) -> &mut NodeRef { node_ref }
+ pub(crate) fn node_ref2(&self<{Self::LIST_PROC}>) -> &NodeRef { node_ref }
+ }
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<{Self::LIST_NODE}> for NodeRefInfo { untracked; }
+ impl ListArcSafe<{Self::LIST_PROC}> for NodeRefInfo { untracked; }
+}
+kernel::list::impl_list_item! {
+ impl ListItem<{Self::LIST_NODE}> for NodeRefInfo {
+ using ListLinks { self.links };
+ }
+}
+
+/// Keeps track of references this process has to nodes owned by other processes.
+///
+/// TODO: Currently, the rbtree requires two allocations per node reference, and two tree
+/// traversals to look up a node by `Node::global_id`. Once the rbtree is more powerful, these
+/// extra costs should be eliminated.
+struct ProcessNodeRefs {
+ /// Used to look up nodes using the 32-bit id that this process knows it by.
+ by_handle: RBTree<u32, ListArc<NodeRefInfo, { NodeRefInfo::LIST_PROC }>>,
+ /// Used to quickly find unused ids in `by_handle`.
+ handle_is_present: IdPool,
+ /// Used to look up nodes without knowing their local 32-bit id. The usize is the address of
+ /// the underlying `Node` struct as returned by `Node::global_id`.
+ by_node: RBTree<usize, u32>,
+ /// Used to look up a `FreezeListener` by cookie.
+ ///
+ /// There might be multiple freeze listeners for the same node, but at most one of them is
+ /// active.
+ freeze_listeners: RBTree<FreezeCookie, FreezeListener>,
+}
+
+impl ProcessNodeRefs {
+ fn new() -> Self {
+ Self {
+ by_handle: RBTree::new(),
+ handle_is_present: IdPool::new(),
+ by_node: RBTree::new(),
+ freeze_listeners: RBTree::new(),
+ }
+ }
+}
+
+/// A process using binder.
+///
+/// Strictly speaking, there can be multiple of these per process. There is one for each binder fd
+/// that a process has opened, so processes using several binder contexts have several `Process`
+/// objects. This ensures that the contexts are fully separated.
+#[pin_data]
+pub(crate) struct Process {
+ pub(crate) ctx: Arc<Context>,
+
+ // The task leader (process).
+ pub(crate) task: ARef<Task>,
+
+ // Credential associated with file when `Process` is created.
+ pub(crate) cred: ARef<Credential>,
+
+ #[pin]
+ pub(crate) inner: SpinLock<ProcessInner>,
+
+ #[pin]
+ pub(crate) pages: ShrinkablePageRange,
+
+ // Waitqueue of processes waiting for all outstanding transactions to be
+ // processed.
+ #[pin]
+ freeze_wait: CondVar,
+
+ // Node references are in a different lock to avoid recursive acquisition when
+ // incrementing/decrementing a node in another process.
+ #[pin]
+ node_refs: Mutex<ProcessNodeRefs>,
+
+ // Work node for deferred work item.
+ #[pin]
+ defer_work: Work<Process>,
+
+ // Links for process list in Context.
+ #[pin]
+ links: ListLinks,
+
+ pub(crate) stats: BinderStats,
+}
+
+kernel::impl_has_work! {
+ impl HasWork<Process> for Process { self.defer_work }
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for Process { untracked; }
+}
+kernel::list::impl_list_item! {
+ impl ListItem<0> for Process {
+ using ListLinks { self.links };
+ }
+}
+
+impl workqueue::WorkItem for Process {
+ type Pointer = Arc<Process>;
+
+ fn run(me: Arc<Self>) {
+ let defer;
+ {
+ let mut inner = me.inner.lock();
+ defer = inner.defer_work;
+ inner.defer_work = 0;
+ }
+
+ if defer & PROC_DEFER_FLUSH != 0 {
+ me.deferred_flush();
+ }
+ if defer & PROC_DEFER_RELEASE != 0 {
+ me.deferred_release();
+ }
+ }
+}
+
+impl Process {
+ fn new(ctx: Arc<Context>, cred: ARef<Credential>) -> Result<Arc<Self>> {
+ let current = kernel::current!();
+ let list_process = ListArc::pin_init::<Error>(
+ try_pin_init!(Process {
+ ctx,
+ cred,
+ inner <- kernel::new_spinlock!(ProcessInner::new(), "Process::inner"),
+ pages <- ShrinkablePageRange::new(&super::BINDER_SHRINKER),
+ node_refs <- kernel::new_mutex!(ProcessNodeRefs::new(), "Process::node_refs"),
+ freeze_wait <- kernel::new_condvar!("Process::freeze_wait"),
+ task: current.group_leader().into(),
+ defer_work <- kernel::new_work!("Process::defer_work"),
+ links <- ListLinks::new(),
+ stats: BinderStats::new(),
+ }),
+ GFP_KERNEL,
+ )?;
+
+ let process = list_process.clone_arc();
+ process.ctx.register_process(list_process);
+
+ Ok(process)
+ }
+
+ pub(crate) fn pid_in_current_ns(&self) -> kernel::task::Pid {
+ self.task.tgid_nr_ns(None)
+ }
+
+ #[inline(never)]
+ pub(crate) fn debug_print_stats(&self, m: &SeqFile, ctx: &Context) -> Result<()> {
+ seq_print!(m, "proc {}\n", self.pid_in_current_ns());
+ seq_print!(m, "context {}\n", &*ctx.name);
+
+ let inner = self.inner.lock();
+ seq_print!(m, " threads: {}\n", inner.threads.iter().count());
+ seq_print!(
+ m,
+ " requested threads: {}+{}/{}\n",
+ inner.requested_thread_count,
+ inner.started_thread_count,
+ inner.max_threads,
+ );
+ if let Some(mapping) = &inner.mapping {
+ seq_print!(
+ m,
+ " free oneway space: {}\n",
+ mapping.alloc.free_oneway_space()
+ );
+ seq_print!(m, " buffers: {}\n", mapping.alloc.count_buffers());
+ }
+ seq_print!(
+ m,
+ " outstanding transactions: {}\n",
+ inner.outstanding_txns
+ );
+ seq_print!(m, " nodes: {}\n", inner.nodes.iter().count());
+ drop(inner);
+
+ {
+ let mut refs = self.node_refs.lock();
+ let (mut count, mut weak, mut strong) = (0, 0, 0);
+ for r in refs.by_handle.values_mut() {
+ let node_ref = r.node_ref();
+ let (nstrong, nweak) = node_ref.get_count();
+ count += 1;
+ weak += nweak;
+ strong += nstrong;
+ }
+ seq_print!(m, " refs: {count} s {strong} w {weak}\n");
+ }
+
+ self.stats.debug_print(" ", m);
+
+ Ok(())
+ }
+
+ #[inline(never)]
+ pub(crate) fn debug_print(&self, m: &SeqFile, ctx: &Context, print_all: bool) -> Result<()> {
+ seq_print!(m, "proc {}\n", self.pid_in_current_ns());
+ seq_print!(m, "context {}\n", &*ctx.name);
+
+ let mut all_threads = KVec::new();
+ let mut all_nodes = KVec::new();
+ loop {
+ let inner = self.inner.lock();
+ let num_threads = inner.threads.iter().count();
+ let num_nodes = inner.nodes.iter().count();
+
+ if all_threads.capacity() < num_threads || all_nodes.capacity() < num_nodes {
+ drop(inner);
+ all_threads.reserve(num_threads, GFP_KERNEL)?;
+ all_nodes.reserve(num_nodes, GFP_KERNEL)?;
+ continue;
+ }
+
+ for thread in inner.threads.values() {
+ assert!(all_threads.len() < all_threads.capacity());
+ let _ = all_threads.push(thread.clone(), GFP_ATOMIC);
+ }
+
+ for node in inner.nodes.values() {
+ assert!(all_nodes.len() < all_nodes.capacity());
+ let _ = all_nodes.push(node.clone(), GFP_ATOMIC);
+ }
+
+ break;
+ }
+
+ for thread in all_threads {
+ thread.debug_print(m, print_all)?;
+ }
+
+ let mut inner = self.inner.lock();
+ for node in all_nodes {
+ if print_all || node.has_oneway_transaction(&mut inner) {
+ node.full_debug_print(m, &mut inner)?;
+ }
+ }
+ drop(inner);
+
+ if print_all {
+ let mut refs = self.node_refs.lock();
+ for r in refs.by_handle.values_mut() {
+ let node_ref = r.node_ref();
+ let dead = node_ref.node.owner.inner.lock().is_dead;
+ let (strong, weak) = node_ref.get_count();
+ let debug_id = node_ref.node.debug_id;
+
+ seq_print!(
+ m,
+ " ref {}: desc {} {}node {debug_id} s {strong} w {weak}",
+ r.debug_id,
+ r.handle,
+ if dead { "dead " } else { "" }
+ );
+ }
+ }
+
+ let inner = self.inner.lock();
+ for work in &inner.work {
+ work.debug_print(m, " ", " pending transaction ")?;
+ }
+ for _death in &inner.delivered_deaths {
+ seq_print!(m, " has delivered dead binder\n");
+ }
+ if let Some(mapping) = &inner.mapping {
+ mapping.alloc.debug_print(m)?;
+ }
+ drop(inner);
+
+ Ok(())
+ }
+
+ /// Attempts to fetch a work item from the process queue.
+ pub(crate) fn get_work(&self) -> Option<DLArc<dyn DeliverToRead>> {
+ self.inner.lock().work.pop_front()
+ }
+
+ /// Attempts to fetch a work item from the process queue. If none is available, it registers the
+ /// given thread as ready to receive work directly.
+ ///
+ /// This must only be called when the thread is not participating in a transaction chain; when
+ /// it is, work will always be delivered directly to the thread (and not through the process
+ /// queue).
+ pub(crate) fn get_work_or_register<'a>(
+ &'a self,
+ thread: &'a Arc<Thread>,
+ ) -> GetWorkOrRegister<'a> {
+ let mut inner = self.inner.lock();
+ // Try to get work from the process queue.
+ if let Some(work) = inner.work.pop_front() {
+ return GetWorkOrRegister::Work(work);
+ }
+
+ // Register the thread as ready.
+ GetWorkOrRegister::Register(Registration::new(thread, &mut inner))
+ }
+
+ fn get_current_thread(self: ArcBorrow<'_, Self>) -> Result<Arc<Thread>> {
+ let id = {
+ let current = kernel::current!();
+ if !core::ptr::eq(current.group_leader(), &*self.task) {
+ pr_err!("get_current_thread was called from the wrong process.");
+ return Err(EINVAL);
+ }
+ current.pid()
+ };
+
+ {
+ let inner = self.inner.lock();
+ if let Some(thread) = inner.threads.get(&id) {
+ return Ok(thread.clone());
+ }
+ }
+
+ // Allocate a new `Thread` without holding any locks.
+ let reservation = RBTreeNodeReservation::new(GFP_KERNEL)?;
+ let ta: Arc<Thread> = Thread::new(id, self.into())?;
+
+ let mut inner = self.inner.lock();
+ match inner.threads.entry(id) {
+ rbtree::Entry::Vacant(entry) => {
+ entry.insert(ta.clone(), reservation);
+ Ok(ta)
+ }
+ rbtree::Entry::Occupied(_entry) => {
+ pr_err!("Cannot create two threads with the same id.");
+ Err(EINVAL)
+ }
+ }
+ }
+
+ pub(crate) fn push_work(&self, work: DLArc<dyn DeliverToRead>) -> BinderResult {
+ // If push_work fails, drop the work item outside the lock.
+ let res = self.inner.lock().push_work(work);
+ match res {
+ Ok(()) => Ok(()),
+ Err((err, work)) => {
+ drop(work);
+ Err(err)
+ }
+ }
+ }
+
+ fn set_as_manager(
+ self: ArcBorrow<'_, Self>,
+ info: Option<FlatBinderObject>,
+ thread: &Thread,
+ ) -> Result {
+ let (ptr, cookie, flags) = if let Some(obj) = info {
+ (
+ // SAFETY: The object type for this ioctl is implicitly `BINDER_TYPE_BINDER`, so it
+ // is safe to access the `binder` field.
+ unsafe { obj.__bindgen_anon_1.binder },
+ obj.cookie,
+ obj.flags,
+ )
+ } else {
+ (0, 0, 0)
+ };
+ let node_ref = self.get_node(ptr, cookie, flags as _, true, thread)?;
+ let node = node_ref.node.clone();
+ self.ctx.set_manager_node(node_ref)?;
+ self.inner.lock().is_manager = true;
+
+ // Force the state of the node to prevent the delivery of acquire/increfs.
+ let mut owner_inner = node.owner.inner.lock();
+ node.force_has_count(&mut owner_inner);
+ Ok(())
+ }
+
+ fn get_node_inner(
+ self: ArcBorrow<'_, Self>,
+ ptr: u64,
+ cookie: u64,
+ flags: u32,
+ strong: bool,
+ thread: &Thread,
+ wrapper: Option<CritIncrWrapper>,
+ ) -> Result<Result<NodeRef, CouldNotDeliverCriticalIncrement>> {
+ // Try to find an existing node.
+ {
+ let mut inner = self.inner.lock();
+ if let Some(node) = inner.get_existing_node(ptr, cookie)? {
+ return Ok(inner.new_node_ref_with_thread(node, strong, thread, wrapper));
+ }
+ }
+
+ // Allocate the node before reacquiring the lock.
+ let node = DTRWrap::arc_pin_init(Node::new(ptr, cookie, flags, self.into()))?.into_arc();
+ let rbnode = RBTreeNode::new(ptr, node.clone(), GFP_KERNEL)?;
+ let mut inner = self.inner.lock();
+ if let Some(node) = inner.get_existing_node(ptr, cookie)? {
+ return Ok(inner.new_node_ref_with_thread(node, strong, thread, wrapper));
+ }
+
+ inner.nodes.insert(rbnode);
+ // This can only fail if someone has already pushed the node to a list, but we just created
+ // it and still hold the lock, so it can't fail right now.
+ let node_ref = inner
+ .new_node_ref_with_thread(node, strong, thread, wrapper)
+ .unwrap();
+
+ Ok(Ok(node_ref))
+ }
+
+ pub(crate) fn get_node(
+ self: ArcBorrow<'_, Self>,
+ ptr: u64,
+ cookie: u64,
+ flags: u32,
+ strong: bool,
+ thread: &Thread,
+ ) -> Result<NodeRef> {
+ let mut wrapper = None;
+ for _ in 0..2 {
+ match self.get_node_inner(ptr, cookie, flags, strong, thread, wrapper) {
+ Err(err) => return Err(err),
+ Ok(Ok(node_ref)) => return Ok(node_ref),
+ Ok(Err(CouldNotDeliverCriticalIncrement)) => {
+ wrapper = Some(CritIncrWrapper::new()?);
+ }
+ }
+ }
+ // We only get a `CouldNotDeliverCriticalIncrement` error if `wrapper` is `None`, so the
+ // loop should run at most twice.
+ unreachable!()
+ }
+
+ pub(crate) fn insert_or_update_handle(
+ self: ArcBorrow<'_, Process>,
+ node_ref: NodeRef,
+ is_manager: bool,
+ ) -> Result<u32> {
+ {
+ let mut refs = self.node_refs.lock();
+
+ // Do a lookup before inserting.
+ if let Some(handle_ref) = refs.by_node.get(&node_ref.node.global_id()) {
+ let handle = *handle_ref;
+ let info = refs.by_handle.get_mut(&handle).unwrap();
+ info.node_ref().absorb(node_ref);
+ return Ok(handle);
+ }
+ }
+
+ // Reserve memory for tree nodes.
+ let reserve1 = RBTreeNodeReservation::new(GFP_KERNEL)?;
+ let reserve2 = RBTreeNodeReservation::new(GFP_KERNEL)?;
+ let info = UniqueArc::new_uninit(GFP_KERNEL)?;
+
+ let mut refs_lock = self.node_refs.lock();
+ let mut refs = &mut *refs_lock;
+
+ let (unused_id, by_handle_slot) = loop {
+ // ID 0 may only be used by the manager.
+ let start = if is_manager { 0 } else { 1 };
+
+ if let Some(res) = refs.handle_is_present.find_unused_id(start) {
+ match refs.by_handle.entry(res.as_u32()) {
+ rbtree::Entry::Vacant(entry) => break (res, entry),
+ rbtree::Entry::Occupied(_) => {
+ pr_err!("Detected mismatch between handle_is_present and by_handle");
+ res.acquire();
+ kernel::warn_on!(true);
+ return Err(EINVAL);
+ }
+ }
+ }
+
+ let grow_request = refs.handle_is_present.grow_request().ok_or(ENOMEM)?;
+ drop(refs_lock);
+ let resizer = grow_request.realloc(GFP_KERNEL)?;
+ refs_lock = self.node_refs.lock();
+ refs = &mut *refs_lock;
+ refs.handle_is_present.grow(resizer);
+ };
+ let handle = unused_id.as_u32();
+
+ // Do a lookup again as node may have been inserted before the lock was reacquired.
+ if let Some(handle_ref) = refs.by_node.get(&node_ref.node.global_id()) {
+ let handle = *handle_ref;
+ let info = refs.by_handle.get_mut(&handle).unwrap();
+ info.node_ref().absorb(node_ref);
+ return Ok(handle);
+ }
+
+ let gid = node_ref.node.global_id();
+ let (info_proc, info_node) = {
+ let info_init = NodeRefInfo::new(node_ref, handle, self.into());
+ match info.pin_init_with(info_init) {
+ Ok(info) => ListArc::pair_from_pin_unique(info),
+ // error is infallible
+ Err(err) => match err {},
+ }
+ };
+
+ // Ensure the process is still alive while we insert a new reference.
+ //
+ // This releases the lock before inserting the nodes, but since `is_dead` is set as the
+ // first thing in `deferred_release`, process cleanup will not miss the items inserted into
+ // `refs` below.
+ if self.inner.lock().is_dead {
+ return Err(ESRCH);
+ }
+
+ // SAFETY: `info_proc` and `info_node` reference the same node, so we are inserting
+ // `info_node` into the right node's `refs` list.
+ unsafe { info_proc.node_ref2().node.insert_node_info(info_node) };
+
+ refs.by_node.insert(reserve1.into_node(gid, handle));
+ by_handle_slot.insert(info_proc, reserve2);
+ unused_id.acquire();
+ Ok(handle)
+ }
+
+ pub(crate) fn get_transaction_node(&self, handle: u32) -> BinderResult<NodeRef> {
+ // When handle is zero, try to get the context manager.
+ if handle == 0 {
+ Ok(self.ctx.get_manager_node(true)?)
+ } else {
+ Ok(self.get_node_from_handle(handle, true)?)
+ }
+ }
+
+ pub(crate) fn get_node_from_handle(&self, handle: u32, strong: bool) -> Result<NodeRef> {
+ self.node_refs
+ .lock()
+ .by_handle
+ .get_mut(&handle)
+ .ok_or(ENOENT)?
+ .node_ref()
+ .clone(strong)
+ }
+
+ pub(crate) fn remove_from_delivered_deaths(&self, death: &DArc<NodeDeath>) {
+ let mut inner = self.inner.lock();
+ // SAFETY: By the invariant on the `delivered_links` field, this is the right linked list.
+ let removed = unsafe { inner.delivered_deaths.remove(death) };
+ drop(inner);
+ drop(removed);
+ }
+
+ pub(crate) fn update_ref(
+ self: ArcBorrow<'_, Process>,
+ handle: u32,
+ inc: bool,
+ strong: bool,
+ ) -> Result {
+ if inc && handle == 0 {
+ if let Ok(node_ref) = self.ctx.get_manager_node(strong) {
+ if core::ptr::eq(&*self, &*node_ref.node.owner) {
+ return Err(EINVAL);
+ }
+ let _ = self.insert_or_update_handle(node_ref, true);
+ return Ok(());
+ }
+ }
+
+ // To preserve original binder behaviour, we only fail requests where the manager tries to
+ // increment references on itself.
+ let mut refs = self.node_refs.lock();
+ if let Some(info) = refs.by_handle.get_mut(&handle) {
+ if info.node_ref().update(inc, strong) {
+ // Clean up death if there is one attached to this node reference.
+ if let Some(death) = info.death().take() {
+ death.set_cleared(true);
+ self.remove_from_delivered_deaths(&death);
+ }
+
+ // Remove reference from process tables, and from the node's `refs` list.
+
+ // SAFETY: We are removing the `NodeRefInfo` from the right node.
+ unsafe { info.node_ref2().node.remove_node_info(info) };
+
+ let id = info.node_ref().node.global_id();
+ refs.by_handle.remove(&handle);
+ refs.by_node.remove(&id);
+ refs.handle_is_present.release_id(handle as usize);
+
+ if let Some(shrink) = refs.handle_is_present.shrink_request() {
+ drop(refs);
+ // This intentionally ignores allocation failures.
+ if let Ok(new_bitmap) = shrink.realloc(GFP_KERNEL) {
+ refs = self.node_refs.lock();
+ refs.handle_is_present.shrink(new_bitmap);
+ }
+ }
+ }
+ } else {
+ // All refs are cleared in process exit, so this warning is expected in that case.
+ if !self.inner.lock().is_dead {
+ pr_warn!("{}: no such ref {handle}\n", self.pid_in_current_ns());
+ }
+ }
+ Ok(())
+ }
+
+ /// Decrements the refcount of the given node, if one exists.
+ pub(crate) fn update_node(&self, ptr: u64, cookie: u64, strong: bool) {
+ let mut inner = self.inner.lock();
+ if let Ok(Some(node)) = inner.get_existing_node(ptr, cookie) {
+ inner.update_node_refcount(&node, false, strong, 1, None);
+ }
+ }
+
+ pub(crate) fn inc_ref_done(&self, reader: &mut UserSliceReader, strong: bool) -> Result {
+ let ptr = reader.read::<u64>()?;
+ let cookie = reader.read::<u64>()?;
+ let mut inner = self.inner.lock();
+ if let Ok(Some(node)) = inner.get_existing_node(ptr, cookie) {
+ if let Some(node) = node.inc_ref_done_locked(strong, &mut inner) {
+ // This only fails if the process is dead.
+ let _ = inner.push_work(node);
+ }
+ }
+ Ok(())
+ }
+
+ pub(crate) fn buffer_alloc(
+ self: &Arc<Self>,
+ debug_id: usize,
+ size: usize,
+ is_oneway: bool,
+ from_pid: i32,
+ ) -> BinderResult<NewAllocation> {
+ use kernel::page::PAGE_SIZE;
+
+ let mut reserve_new_args = ReserveNewArgs {
+ debug_id,
+ size,
+ is_oneway,
+ pid: from_pid,
+ ..ReserveNewArgs::default()
+ };
+
+ let (new_alloc, addr) = loop {
+ let mut inner = self.inner.lock();
+ let mapping = inner.mapping.as_mut().ok_or_else(BinderError::new_dead)?;
+ let alloc_request = match mapping.alloc.reserve_new(reserve_new_args)? {
+ ReserveNew::Success(new_alloc) => break (new_alloc, mapping.address),
+ ReserveNew::NeedAlloc(request) => request,
+ };
+ drop(inner);
+ // We need to allocate memory and then call `reserve_new` again.
+ reserve_new_args = alloc_request.make_alloc()?;
+ };
+
+ let res = Allocation::new(
+ self.clone(),
+ debug_id,
+ new_alloc.offset,
+ size,
+ addr + new_alloc.offset,
+ new_alloc.oneway_spam_detected,
+ );
+
+ // This allocation will be marked as in use until the `Allocation` is used to free it.
+ //
+ // This method can't be called while holding a lock, so we release the lock first. It's
+ // okay for several threads to use the method on the same index at the same time. In that
+ // case, one of the calls will allocate the given page (if missing), and the other call
+ // will wait for the other call to finish allocating the page.
+ //
+ // We will not call `stop_using_range` in parallel with this on the same page, because the
+ // allocation can only be removed via the destructor of the `Allocation` object that we
+ // currently own.
+ match self.pages.use_range(
+ new_alloc.offset / PAGE_SIZE,
+ (new_alloc.offset + size).div_ceil(PAGE_SIZE),
+ ) {
+ Ok(()) => {}
+ Err(err) => {
+ pr_warn!("use_range failure {:?}", err);
+ return Err(err.into());
+ }
+ }
+
+ Ok(NewAllocation(res))
+ }
+
+ pub(crate) fn buffer_get(self: &Arc<Self>, ptr: usize) -> Option<Allocation> {
+ let mut inner = self.inner.lock();
+ let mapping = inner.mapping.as_mut()?;
+ let offset = ptr.checked_sub(mapping.address)?;
+ let (size, debug_id, odata) = mapping.alloc.reserve_existing(offset).ok()?;
+ let mut alloc = Allocation::new(self.clone(), debug_id, offset, size, ptr, false);
+ if let Some(data) = odata {
+ alloc.set_info(data);
+ }
+ Some(alloc)
+ }
+
+ pub(crate) fn buffer_raw_free(&self, ptr: usize) {
+ let mut inner = self.inner.lock();
+ if let Some(ref mut mapping) = &mut inner.mapping {
+ let offset = match ptr.checked_sub(mapping.address) {
+ Some(offset) => offset,
+ None => return,
+ };
+
+ let freed_range = match mapping.alloc.reservation_abort(offset) {
+ Ok(freed_range) => freed_range,
+ Err(_) => {
+ pr_warn!(
+ "Pointer {:x} failed to free, base = {:x}\n",
+ ptr,
+ mapping.address
+ );
+ return;
+ }
+ };
+
+ // No more allocations in this range. Mark them as not in use.
+ //
+ // Must be done before we release the lock so that `use_range` is not used on these
+ // indices until `stop_using_range` returns.
+ self.pages
+ .stop_using_range(freed_range.start_page_idx, freed_range.end_page_idx);
+ }
+ }
+
+ pub(crate) fn buffer_make_freeable(&self, offset: usize, mut data: Option<AllocationInfo>) {
+ let mut inner = self.inner.lock();
+ if let Some(ref mut mapping) = &mut inner.mapping {
+ if mapping.alloc.reservation_commit(offset, &mut data).is_err() {
+ pr_warn!("Offset {} failed to be marked freeable\n", offset);
+ }
+ }
+ }
+
+ fn create_mapping(&self, vma: &mm::virt::VmaNew) -> Result {
+ use kernel::page::PAGE_SIZE;
+ let size = usize::min(vma.end() - vma.start(), bindings::SZ_4M as usize);
+ let mapping = Mapping::new(vma.start(), size);
+ let page_count = self.pages.register_with_vma(vma)?;
+ if page_count * PAGE_SIZE != size {
+ return Err(EINVAL);
+ }
+
+ // Save range allocator for later.
+ self.inner.lock().mapping = Some(mapping);
+
+ Ok(())
+ }
+
+ fn version(&self, data: UserSlice) -> Result {
+ data.writer().write(&BinderVersion::current())
+ }
+
+ pub(crate) fn register_thread(&self) -> bool {
+ self.inner.lock().register_thread()
+ }
+
+ fn remove_thread(&self, thread: Arc<Thread>) {
+ self.inner.lock().threads.remove(&thread.id);
+ thread.release();
+ }
+
+ fn set_max_threads(&self, max: u32) {
+ self.inner.lock().max_threads = max;
+ }
+
+ fn set_oneway_spam_detection_enabled(&self, enabled: u32) {
+ self.inner.lock().oneway_spam_detection_enabled = enabled != 0;
+ }
+
+ pub(crate) fn is_oneway_spam_detection_enabled(&self) -> bool {
+ self.inner.lock().oneway_spam_detection_enabled
+ }
+
+ fn get_node_debug_info(&self, data: UserSlice) -> Result {
+ let (mut reader, mut writer) = data.reader_writer();
+
+ // Read the starting point.
+ let ptr = reader.read::<BinderNodeDebugInfo>()?.ptr;
+ let mut out = BinderNodeDebugInfo::default();
+
+ {
+ let inner = self.inner.lock();
+ for (node_ptr, node) in &inner.nodes {
+ if *node_ptr > ptr {
+ node.populate_debug_info(&mut out, &inner);
+ break;
+ }
+ }
+ }
+
+ writer.write(&out)
+ }
+
+ fn get_node_info_from_ref(&self, data: UserSlice) -> Result {
+ let (mut reader, mut writer) = data.reader_writer();
+ let mut out = reader.read::<BinderNodeInfoForRef>()?;
+
+ if out.strong_count != 0
+ || out.weak_count != 0
+ || out.reserved1 != 0
+ || out.reserved2 != 0
+ || out.reserved3 != 0
+ {
+ return Err(EINVAL);
+ }
+
+ // Only the context manager is allowed to use this ioctl.
+ if !self.inner.lock().is_manager {
+ return Err(EPERM);
+ }
+
+ {
+ let mut node_refs = self.node_refs.lock();
+ let node_info = node_refs.by_handle.get_mut(&out.handle).ok_or(ENOENT)?;
+ let node_ref = node_info.node_ref();
+ let owner_inner = node_ref.node.owner.inner.lock();
+ node_ref.node.populate_counts(&mut out, &owner_inner);
+ }
+
+ // Write the result back.
+ writer.write(&out)
+ }
+
+ pub(crate) fn needs_thread(&self) -> bool {
+ let mut inner = self.inner.lock();
+ let ret = inner.requested_thread_count == 0
+ && inner.ready_threads.is_empty()
+ && inner.started_thread_count < inner.max_threads;
+ if ret {
+ inner.requested_thread_count += 1
+ }
+ ret
+ }
+
+ pub(crate) fn request_death(
+ self: &Arc<Self>,
+ reader: &mut UserSliceReader,
+ thread: &Thread,
+ ) -> Result {
+ let handle: u32 = reader.read()?;
+ let cookie: u64 = reader.read()?;
+
+ // Queue BR_ERROR if we can't allocate memory for the death notification.
+ let death = UniqueArc::new_uninit(GFP_KERNEL).inspect_err(|_| {
+ thread.push_return_work(BR_ERROR);
+ })?;
+ let mut refs = self.node_refs.lock();
+ let Some(info) = refs.by_handle.get_mut(&handle) else {
+ pr_warn!("BC_REQUEST_DEATH_NOTIFICATION invalid ref {handle}\n");
+ return Ok(());
+ };
+
+ // Nothing to do if there is already a death notification request for this handle.
+ if info.death().is_some() {
+ pr_warn!("BC_REQUEST_DEATH_NOTIFICATION death notification already set\n");
+ return Ok(());
+ }
+
+ let death = {
+ let death_init = NodeDeath::new(info.node_ref().node.clone(), self.clone(), cookie);
+ match death.pin_init_with(death_init) {
+ Ok(death) => death,
+ // error is infallible
+ Err(err) => match err {},
+ }
+ };
+
+ // Register the death notification.
+ {
+ let owner = info.node_ref2().node.owner.clone();
+ let mut owner_inner = owner.inner.lock();
+ if owner_inner.is_dead {
+ let death = Arc::from(death);
+ *info.death() = Some(death.clone());
+ drop(owner_inner);
+ death.set_dead();
+ } else {
+ let death = ListArc::from(death);
+ *info.death() = Some(death.clone_arc());
+ info.node_ref().node.add_death(death, &mut owner_inner);
+ }
+ }
+ Ok(())
+ }
+
+ pub(crate) fn clear_death(&self, reader: &mut UserSliceReader, thread: &Thread) -> Result {
+ let handle: u32 = reader.read()?;
+ let cookie: u64 = reader.read()?;
+
+ let mut refs = self.node_refs.lock();
+ let Some(info) = refs.by_handle.get_mut(&handle) else {
+ pr_warn!("BC_CLEAR_DEATH_NOTIFICATION invalid ref {handle}\n");
+ return Ok(());
+ };
+
+ let Some(death) = info.death().take() else {
+ pr_warn!("BC_CLEAR_DEATH_NOTIFICATION death notification not active\n");
+ return Ok(());
+ };
+ if death.cookie != cookie {
+ *info.death() = Some(death);
+ pr_warn!("BC_CLEAR_DEATH_NOTIFICATION death notification cookie mismatch\n");
+ return Ok(());
+ }
+
+ // Update state and determine if we need to queue a work item. We only need to do it when
+ // the node is not dead or if the user already completed the death notification.
+ if death.set_cleared(false) {
+ if let Some(death) = ListArc::try_from_arc_or_drop(death) {
+ let _ = thread.push_work_if_looper(death);
+ }
+ }
+
+ Ok(())
+ }
+
+ pub(crate) fn dead_binder_done(&self, cookie: u64, thread: &Thread) {
+ if let Some(death) = self.inner.lock().pull_delivered_death(cookie) {
+ death.set_notification_done(thread);
+ }
+ }
+
+ /// Locks the spinlock and move the `nodes` rbtree out.
+ ///
+ /// This allows you to iterate through `nodes` while also allowing you to give other parts of
+ /// the codebase exclusive access to `ProcessInner`.
+ pub(crate) fn lock_with_nodes(&self) -> WithNodes<'_> {
+ let mut inner = self.inner.lock();
+ WithNodes {
+ nodes: take(&mut inner.nodes),
+ inner,
+ }
+ }
+
+ fn deferred_flush(&self) {
+ let inner = self.inner.lock();
+ for thread in inner.threads.values() {
+ thread.exit_looper();
+ }
+ }
+
+ fn deferred_release(self: Arc<Self>) {
+ let is_manager = {
+ let mut inner = self.inner.lock();
+ inner.is_dead = true;
+ inner.is_frozen = IsFrozen::No;
+ inner.sync_recv = false;
+ inner.async_recv = false;
+ inner.is_manager
+ };
+
+ if is_manager {
+ self.ctx.unset_manager_node();
+ }
+
+ self.ctx.deregister_process(&self);
+
+ let binderfs_file = self.inner.lock().binderfs_file.take();
+ drop(binderfs_file);
+
+ // Release threads.
+ let threads = {
+ let mut inner = self.inner.lock();
+ let threads = take(&mut inner.threads);
+ let ready = take(&mut inner.ready_threads);
+ drop(inner);
+ drop(ready);
+
+ for thread in threads.values() {
+ thread.release();
+ }
+ threads
+ };
+
+ // Release nodes.
+ {
+ while let Some(node) = {
+ let mut lock = self.inner.lock();
+ lock.nodes.cursor_front_mut().map(|c| c.remove_current().1)
+ } {
+ node.to_key_value().1.release();
+ }
+ }
+
+ // Clean up death listeners and remove nodes from external node info lists.
+ for info in self.node_refs.lock().by_handle.values_mut() {
+ // SAFETY: We are removing the `NodeRefInfo` from the right node.
+ unsafe { info.node_ref2().node.remove_node_info(info) };
+
+ // Remove all death notifications from the nodes (that belong to a different process).
+ let death = if let Some(existing) = info.death().take() {
+ existing
+ } else {
+ continue;
+ };
+ death.set_cleared(false);
+ }
+
+ // Clean up freeze listeners.
+ let freeze_listeners = take(&mut self.node_refs.lock().freeze_listeners);
+ for listener in freeze_listeners.values() {
+ listener.on_process_exit(&self);
+ }
+ drop(freeze_listeners);
+
+ // Release refs on foreign nodes.
+ {
+ let mut refs = self.node_refs.lock();
+ let by_handle = take(&mut refs.by_handle);
+ let by_node = take(&mut refs.by_node);
+ drop(refs);
+ drop(by_node);
+ drop(by_handle);
+ }
+
+ // Cancel all pending work items.
+ while let Some(work) = self.get_work() {
+ work.into_arc().cancel();
+ }
+
+ // Clear delivered_deaths list.
+ //
+ // Scope ensures that MutexGuard is dropped while executing the body.
+ while let Some(delivered_death) = { self.inner.lock().delivered_deaths.pop_front() } {
+ drop(delivered_death);
+ }
+
+ // Free any resources kept alive by allocated buffers.
+ let omapping = self.inner.lock().mapping.take();
+ if let Some(mut mapping) = omapping {
+ let address = mapping.address;
+ mapping
+ .alloc
+ .take_for_each(|offset, size, debug_id, odata| {
+ let ptr = offset + address;
+ let mut alloc =
+ Allocation::new(self.clone(), debug_id, offset, size, ptr, false);
+ if let Some(data) = odata {
+ alloc.set_info(data);
+ }
+ drop(alloc)
+ });
+ }
+
+ // calls to synchronize_rcu() in thread drop will happen here
+ drop(threads);
+ }
+
+ pub(crate) fn drop_outstanding_txn(&self) {
+ let wake = {
+ let mut inner = self.inner.lock();
+ if inner.outstanding_txns == 0 {
+ pr_err!("outstanding_txns underflow");
+ return;
+ }
+ inner.outstanding_txns -= 1;
+ inner.is_frozen.is_frozen() && inner.outstanding_txns == 0
+ };
+
+ if wake {
+ self.freeze_wait.notify_all();
+ }
+ }
+
+ pub(crate) fn ioctl_freeze(&self, info: &BinderFreezeInfo) -> Result {
+ if info.enable == 0 {
+ let msgs = self.prepare_freeze_messages()?;
+ let mut inner = self.inner.lock();
+ inner.sync_recv = false;
+ inner.async_recv = false;
+ inner.is_frozen = IsFrozen::No;
+ drop(inner);
+ msgs.send_messages();
+ return Ok(());
+ }
+
+ let mut inner = self.inner.lock();
+ inner.sync_recv = false;
+ inner.async_recv = false;
+ inner.is_frozen = IsFrozen::InProgress;
+
+ if info.timeout_ms > 0 {
+ let mut jiffies = kernel::time::msecs_to_jiffies(info.timeout_ms);
+ while jiffies > 0 {
+ if inner.outstanding_txns == 0 {
+ break;
+ }
+
+ match self
+ .freeze_wait
+ .wait_interruptible_timeout(&mut inner, jiffies)
+ {
+ CondVarTimeoutResult::Signal { .. } => {
+ inner.is_frozen = IsFrozen::No;
+ return Err(ERESTARTSYS);
+ }
+ CondVarTimeoutResult::Woken { jiffies: remaining } => {
+ jiffies = remaining;
+ }
+ CondVarTimeoutResult::Timeout => {
+ jiffies = 0;
+ }
+ }
+ }
+ }
+
+ if inner.txns_pending_locked() {
+ inner.is_frozen = IsFrozen::No;
+ Err(EAGAIN)
+ } else {
+ drop(inner);
+ match self.prepare_freeze_messages() {
+ Ok(batch) => {
+ self.inner.lock().is_frozen = IsFrozen::Yes;
+ batch.send_messages();
+ Ok(())
+ }
+ Err(kernel::alloc::AllocError) => {
+ self.inner.lock().is_frozen = IsFrozen::No;
+ Err(ENOMEM)
+ }
+ }
+ }
+ }
+}
+
+fn get_frozen_status(data: UserSlice) -> Result {
+ let (mut reader, mut writer) = data.reader_writer();
+
+ let mut info = reader.read::<BinderFrozenStatusInfo>()?;
+ info.sync_recv = 0;
+ info.async_recv = 0;
+ let mut found = false;
+
+ for ctx in crate::context::get_all_contexts()? {
+ ctx.for_each_proc(|proc| {
+ if proc.task.pid() == info.pid as _ {
+ found = true;
+ let inner = proc.inner.lock();
+ let txns_pending = inner.txns_pending_locked();
+ info.async_recv |= inner.async_recv as u32;
+ info.sync_recv |= inner.sync_recv as u32;
+ info.sync_recv |= (txns_pending as u32) << 1;
+ }
+ });
+ }
+
+ if found {
+ writer.write(&info)?;
+ Ok(())
+ } else {
+ Err(EINVAL)
+ }
+}
+
+fn ioctl_freeze(reader: &mut UserSliceReader) -> Result {
+ let info = reader.read::<BinderFreezeInfo>()?;
+
+ // Very unlikely for there to be more than 3, since a process normally uses at most binder and
+ // hwbinder.
+ let mut procs = KVec::with_capacity(3, GFP_KERNEL)?;
+
+ let ctxs = crate::context::get_all_contexts()?;
+ for ctx in ctxs {
+ for proc in ctx.get_procs_with_pid(info.pid as i32)? {
+ procs.push(proc, GFP_KERNEL)?;
+ }
+ }
+
+ for proc in procs {
+ proc.ioctl_freeze(&info)?;
+ }
+ Ok(())
+}
+
+/// The ioctl handler.
+impl Process {
+ /// Ioctls that are write-only from the perspective of userspace.
+ ///
+ /// The kernel will only read from the pointer that userspace provided to us.
+ fn ioctl_write_only(
+ this: ArcBorrow<'_, Process>,
+ _file: &File,
+ cmd: u32,
+ reader: &mut UserSliceReader,
+ ) -> Result {
+ let thread = this.get_current_thread()?;
+ match cmd {
+ uapi::BINDER_SET_MAX_THREADS => this.set_max_threads(reader.read()?),
+ uapi::BINDER_THREAD_EXIT => this.remove_thread(thread),
+ uapi::BINDER_SET_CONTEXT_MGR => this.set_as_manager(None, &thread)?,
+ uapi::BINDER_SET_CONTEXT_MGR_EXT => {
+ this.set_as_manager(Some(reader.read()?), &thread)?
+ }
+ uapi::BINDER_ENABLE_ONEWAY_SPAM_DETECTION => {
+ this.set_oneway_spam_detection_enabled(reader.read()?)
+ }
+ uapi::BINDER_FREEZE => ioctl_freeze(reader)?,
+ _ => return Err(EINVAL),
+ }
+ Ok(())
+ }
+
+ /// Ioctls that are read/write from the perspective of userspace.
+ ///
+ /// The kernel will both read from and write to the pointer that userspace provided to us.
+ fn ioctl_write_read(
+ this: ArcBorrow<'_, Process>,
+ file: &File,
+ cmd: u32,
+ data: UserSlice,
+ ) -> Result {
+ let thread = this.get_current_thread()?;
+ let blocking = (file.flags() & file::flags::O_NONBLOCK) == 0;
+ match cmd {
+ uapi::BINDER_WRITE_READ => thread.write_read(data, blocking)?,
+ uapi::BINDER_GET_NODE_DEBUG_INFO => this.get_node_debug_info(data)?,
+ uapi::BINDER_GET_NODE_INFO_FOR_REF => this.get_node_info_from_ref(data)?,
+ uapi::BINDER_VERSION => this.version(data)?,
+ uapi::BINDER_GET_FROZEN_INFO => get_frozen_status(data)?,
+ uapi::BINDER_GET_EXTENDED_ERROR => thread.get_extended_error(data)?,
+ _ => return Err(EINVAL),
+ }
+ Ok(())
+ }
+}
+
+/// The file operations supported by `Process`.
+impl Process {
+ pub(crate) fn open(ctx: ArcBorrow<'_, Context>, file: &File) -> Result<Arc<Process>> {
+ Self::new(ctx.into(), ARef::from(file.cred()))
+ }
+
+ pub(crate) fn release(this: Arc<Process>, _file: &File) {
+ let binderfs_file;
+ let should_schedule;
+ {
+ let mut inner = this.inner.lock();
+ should_schedule = inner.defer_work == 0;
+ inner.defer_work |= PROC_DEFER_RELEASE;
+ binderfs_file = inner.binderfs_file.take();
+ }
+
+ if should_schedule {
+ // Ignore failures to schedule to the workqueue. Those just mean that we're already
+ // scheduled for execution.
+ let _ = workqueue::system().enqueue(this);
+ }
+
+ drop(binderfs_file);
+ }
+
+ pub(crate) fn flush(this: ArcBorrow<'_, Process>) -> Result {
+ let should_schedule;
+ {
+ let mut inner = this.inner.lock();
+ should_schedule = inner.defer_work == 0;
+ inner.defer_work |= PROC_DEFER_FLUSH;
+ }
+
+ if should_schedule {
+ // Ignore failures to schedule to the workqueue. Those just mean that we're already
+ // scheduled for execution.
+ let _ = workqueue::system().enqueue(Arc::from(this));
+ }
+ Ok(())
+ }
+
+ pub(crate) fn ioctl(this: ArcBorrow<'_, Process>, file: &File, cmd: u32, arg: usize) -> Result {
+ use kernel::ioctl::{_IOC_DIR, _IOC_SIZE};
+ use kernel::uapi::{_IOC_READ, _IOC_WRITE};
+
+ crate::trace::trace_ioctl(cmd, arg);
+
+ let user_slice = UserSlice::new(UserPtr::from_addr(arg), _IOC_SIZE(cmd));
+
+ const _IOC_READ_WRITE: u32 = _IOC_READ | _IOC_WRITE;
+
+ match _IOC_DIR(cmd) {
+ _IOC_WRITE => Self::ioctl_write_only(this, file, cmd, &mut user_slice.reader()),
+ _IOC_READ_WRITE => Self::ioctl_write_read(this, file, cmd, user_slice),
+ _ => Err(EINVAL),
+ }
+ }
+
+ pub(crate) fn mmap(
+ this: ArcBorrow<'_, Process>,
+ _file: &File,
+ vma: &mm::virt::VmaNew,
+ ) -> Result {
+ // We don't allow mmap to be used in a different process.
+ if !core::ptr::eq(kernel::current!().group_leader(), &*this.task) {
+ return Err(EINVAL);
+ }
+ if vma.start() == 0 {
+ return Err(EINVAL);
+ }
+
+ vma.try_clear_maywrite().map_err(|_| EPERM)?;
+ vma.set_dontcopy();
+ vma.set_mixedmap();
+
+ // TODO: Set ops. We need to learn when the user unmaps so that we can stop using it.
+ this.create_mapping(vma)
+ }
+
+ pub(crate) fn poll(
+ this: ArcBorrow<'_, Process>,
+ file: &File,
+ table: PollTable<'_>,
+ ) -> Result<u32> {
+ let thread = this.get_current_thread()?;
+ let (from_proc, mut mask) = thread.poll(file, table);
+ if mask == 0 && from_proc && !this.inner.lock().work.is_empty() {
+ mask |= bindings::POLLIN;
+ }
+ Ok(mask)
+ }
+}
+
+/// Represents that a thread has registered with the `ready_threads` list of its process.
+///
+/// The destructor of this type will unregister the thread from the list of ready threads.
+pub(crate) struct Registration<'a> {
+ thread: &'a Arc<Thread>,
+}
+
+impl<'a> Registration<'a> {
+ fn new(thread: &'a Arc<Thread>, guard: &mut Guard<'_, ProcessInner, SpinLockBackend>) -> Self {
+ assert!(core::ptr::eq(&thread.process.inner, guard.lock_ref()));
+ // INVARIANT: We are pushing this thread to the right `ready_threads` list.
+ if let Ok(list_arc) = ListArc::try_from_arc(thread.clone()) {
+ guard.ready_threads.push_front(list_arc);
+ } else {
+ // It is an error to hit this branch, and it should not be reachable. We try to do
+ // something reasonable when the failure path happens. Most likely, the thread in
+ // question will sleep forever.
+ pr_err!("Same thread registered with `ready_threads` twice.");
+ }
+ Self { thread }
+ }
+}
+
+impl Drop for Registration<'_> {
+ fn drop(&mut self) {
+ let mut inner = self.thread.process.inner.lock();
+ // SAFETY: The thread has the invariant that we never push it to any other linked list than
+ // the `ready_threads` list of its parent process. Therefore, the thread is either in that
+ // list, or in no list.
+ unsafe { inner.ready_threads.remove(self.thread) };
+ }
+}
+
+pub(crate) struct WithNodes<'a> {
+ pub(crate) inner: Guard<'a, ProcessInner, SpinLockBackend>,
+ pub(crate) nodes: RBTree<u64, DArc<Node>>,
+}
+
+impl Drop for WithNodes<'_> {
+ fn drop(&mut self) {
+ core::mem::swap(&mut self.nodes, &mut self.inner.nodes);
+ if self.nodes.iter().next().is_some() {
+ pr_err!("nodes array was modified while using lock_with_nodes\n");
+ }
+ }
+}
+
+pub(crate) enum GetWorkOrRegister<'a> {
+ Work(DLArc<dyn DeliverToRead>),
+ Register(Registration<'a>),
+}
diff --git a/drivers/android/binder/range_alloc/array.rs b/drivers/android/binder/range_alloc/array.rs
new file mode 100644
index 000000000000..07e1dec2ce63
--- /dev/null
+++ b/drivers/android/binder/range_alloc/array.rs
@@ -0,0 +1,251 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::{
+ page::{PAGE_MASK, PAGE_SIZE},
+ prelude::*,
+ seq_file::SeqFile,
+ seq_print,
+ task::Pid,
+};
+
+use crate::range_alloc::{DescriptorState, FreedRange, Range};
+
+/// Keeps track of allocations in a process' mmap.
+///
+/// Each process has an mmap where the data for incoming transactions will be placed. This struct
+/// keeps track of allocations made in the mmap. For each allocation, we store a descriptor that
+/// has metadata related to the allocation. We also keep track of available free space.
+pub(super) struct ArrayRangeAllocator<T> {
+ /// This stores all ranges that are allocated. Unlike the tree based allocator, we do *not*
+ /// store the free ranges.
+ ///
+ /// Sorted by offset.
+ pub(super) ranges: KVec<Range<T>>,
+ size: usize,
+ free_oneway_space: usize,
+}
+
+struct FindEmptyRes {
+ /// Which index in `ranges` should we insert the new range at?
+ ///
+ /// Inserting the new range at this index keeps `ranges` sorted.
+ insert_at_idx: usize,
+ /// Which offset should we insert the new range at?
+ insert_at_offset: usize,
+}
+
+impl<T> ArrayRangeAllocator<T> {
+ pub(crate) fn new(size: usize, alloc: EmptyArrayAlloc<T>) -> Self {
+ Self {
+ ranges: alloc.ranges,
+ size,
+ free_oneway_space: size / 2,
+ }
+ }
+
+ pub(crate) fn free_oneway_space(&self) -> usize {
+ self.free_oneway_space
+ }
+
+ pub(crate) fn count_buffers(&self) -> usize {
+ self.ranges.len()
+ }
+
+ pub(crate) fn total_size(&self) -> usize {
+ self.size
+ }
+
+ pub(crate) fn is_full(&self) -> bool {
+ self.ranges.len() == self.ranges.capacity()
+ }
+
+ pub(crate) fn debug_print(&self, m: &SeqFile) -> Result<()> {
+ for range in &self.ranges {
+ seq_print!(
+ m,
+ " buffer {}: {} size {} pid {} oneway {}",
+ 0,
+ range.offset,
+ range.size,
+ range.state.pid(),
+ range.state.is_oneway(),
+ );
+ if let DescriptorState::Reserved(_) = range.state {
+ seq_print!(m, " reserved\n");
+ } else {
+ seq_print!(m, " allocated\n");
+ }
+ }
+ Ok(())
+ }
+
+ /// Find somewhere to put a new range.
+ ///
+ /// Unlike the tree implementation, we do not bother to find the smallest gap. The idea is that
+ /// fragmentation isn't a big issue when we don't have many ranges.
+ ///
+ /// Returns the index that the new range should have in `self.ranges` after insertion.
+ fn find_empty_range(&self, size: usize) -> Option<FindEmptyRes> {
+ let after_last_range = self.ranges.last().map(Range::endpoint).unwrap_or(0);
+
+ if size <= self.total_size() - after_last_range {
+ // We can put the range at the end, so just do that.
+ Some(FindEmptyRes {
+ insert_at_idx: self.ranges.len(),
+ insert_at_offset: after_last_range,
+ })
+ } else {
+ let mut end_of_prev = 0;
+ for (i, range) in self.ranges.iter().enumerate() {
+ // Does it fit before the i'th range?
+ if size <= range.offset - end_of_prev {
+ return Some(FindEmptyRes {
+ insert_at_idx: i,
+ insert_at_offset: end_of_prev,
+ });
+ }
+ end_of_prev = range.endpoint();
+ }
+ None
+ }
+ }
+
+ pub(crate) fn reserve_new(
+ &mut self,
+ debug_id: usize,
+ size: usize,
+ is_oneway: bool,
+ pid: Pid,
+ ) -> Result<usize> {
+ // Compute new value of free_oneway_space, which is set only on success.
+ let new_oneway_space = if is_oneway {
+ match self.free_oneway_space.checked_sub(size) {
+ Some(new_oneway_space) => new_oneway_space,
+ None => return Err(ENOSPC),
+ }
+ } else {
+ self.free_oneway_space
+ };
+
+ let FindEmptyRes {
+ insert_at_idx,
+ insert_at_offset,
+ } = self.find_empty_range(size).ok_or(ENOSPC)?;
+ self.free_oneway_space = new_oneway_space;
+
+ let new_range = Range {
+ offset: insert_at_offset,
+ size,
+ state: DescriptorState::new(is_oneway, debug_id, pid),
+ };
+ // Insert the value at the given index to keep the array sorted.
+ self.ranges
+ .insert_within_capacity(insert_at_idx, new_range)
+ .ok()
+ .unwrap();
+
+ Ok(insert_at_offset)
+ }
+
+ pub(crate) fn reservation_abort(&mut self, offset: usize) -> Result<FreedRange> {
+ // This could use a binary search, but linear scans are usually faster for small arrays.
+ let i = self
+ .ranges
+ .iter()
+ .position(|range| range.offset == offset)
+ .ok_or(EINVAL)?;
+ let range = &self.ranges[i];
+
+ if let DescriptorState::Allocated(_) = range.state {
+ return Err(EPERM);
+ }
+
+ let size = range.size;
+ let offset = range.offset;
+
+ if range.state.is_oneway() {
+ self.free_oneway_space += size;
+ }
+
+ // This computes the range of pages that are no longer used by *any* allocated range. The
+ // caller will mark them as unused, which means that they can be freed if the system comes
+ // under memory pressure.
+ let mut freed_range = FreedRange::interior_pages(offset, size);
+ #[expect(clippy::collapsible_if)] // reads better like this
+ if offset % PAGE_SIZE != 0 {
+ if i == 0 || self.ranges[i - 1].endpoint() <= (offset & PAGE_MASK) {
+ freed_range.start_page_idx -= 1;
+ }
+ }
+ if range.endpoint() % PAGE_SIZE != 0 {
+ let page_after = (range.endpoint() & PAGE_MASK) + PAGE_SIZE;
+ if i + 1 == self.ranges.len() || page_after <= self.ranges[i + 1].offset {
+ freed_range.end_page_idx += 1;
+ }
+ }
+
+ self.ranges.remove(i)?;
+ Ok(freed_range)
+ }
+
+ pub(crate) fn reservation_commit(&mut self, offset: usize, data: &mut Option<T>) -> Result {
+ // This could use a binary search, but linear scans are usually faster for small arrays.
+ let range = self
+ .ranges
+ .iter_mut()
+ .find(|range| range.offset == offset)
+ .ok_or(ENOENT)?;
+
+ let DescriptorState::Reserved(reservation) = &range.state else {
+ return Err(ENOENT);
+ };
+
+ range.state = DescriptorState::Allocated(reservation.clone().allocate(data.take()));
+ Ok(())
+ }
+
+ pub(crate) fn reserve_existing(&mut self, offset: usize) -> Result<(usize, usize, Option<T>)> {
+ // This could use a binary search, but linear scans are usually faster for small arrays.
+ let range = self
+ .ranges
+ .iter_mut()
+ .find(|range| range.offset == offset)
+ .ok_or(ENOENT)?;
+
+ let DescriptorState::Allocated(allocation) = &mut range.state else {
+ return Err(ENOENT);
+ };
+
+ let data = allocation.take();
+ let debug_id = allocation.reservation.debug_id;
+ range.state = DescriptorState::Reserved(allocation.reservation.clone());
+ Ok((range.size, debug_id, data))
+ }
+
+ pub(crate) fn take_for_each<F: Fn(usize, usize, usize, Option<T>)>(&mut self, callback: F) {
+ for range in self.ranges.iter_mut() {
+ if let DescriptorState::Allocated(allocation) = &mut range.state {
+ callback(
+ range.offset,
+ range.size,
+ allocation.reservation.debug_id,
+ allocation.data.take(),
+ );
+ }
+ }
+ }
+}
+
+pub(crate) struct EmptyArrayAlloc<T> {
+ ranges: KVec<Range<T>>,
+}
+
+impl<T> EmptyArrayAlloc<T> {
+ pub(crate) fn try_new(capacity: usize) -> Result<Self> {
+ Ok(Self {
+ ranges: KVec::with_capacity(capacity, GFP_KERNEL)?,
+ })
+ }
+}
diff --git a/drivers/android/binder/range_alloc/mod.rs b/drivers/android/binder/range_alloc/mod.rs
new file mode 100644
index 000000000000..2301e2bc1a1f
--- /dev/null
+++ b/drivers/android/binder/range_alloc/mod.rs
@@ -0,0 +1,329 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::{page::PAGE_SIZE, prelude::*, seq_file::SeqFile, task::Pid};
+
+mod tree;
+use self::tree::{FromArrayAllocs, ReserveNewTreeAlloc, TreeRangeAllocator};
+
+mod array;
+use self::array::{ArrayRangeAllocator, EmptyArrayAlloc};
+
+enum DescriptorState<T> {
+ Reserved(Reservation),
+ Allocated(Allocation<T>),
+}
+
+impl<T> DescriptorState<T> {
+ fn new(is_oneway: bool, debug_id: usize, pid: Pid) -> Self {
+ DescriptorState::Reserved(Reservation {
+ debug_id,
+ is_oneway,
+ pid,
+ })
+ }
+
+ fn pid(&self) -> Pid {
+ match self {
+ DescriptorState::Reserved(inner) => inner.pid,
+ DescriptorState::Allocated(inner) => inner.reservation.pid,
+ }
+ }
+
+ fn is_oneway(&self) -> bool {
+ match self {
+ DescriptorState::Reserved(inner) => inner.is_oneway,
+ DescriptorState::Allocated(inner) => inner.reservation.is_oneway,
+ }
+ }
+}
+
+#[derive(Clone)]
+struct Reservation {
+ debug_id: usize,
+ is_oneway: bool,
+ pid: Pid,
+}
+
+impl Reservation {
+ fn allocate<T>(self, data: Option<T>) -> Allocation<T> {
+ Allocation {
+ data,
+ reservation: self,
+ }
+ }
+}
+
+struct Allocation<T> {
+ reservation: Reservation,
+ data: Option<T>,
+}
+
+impl<T> Allocation<T> {
+ fn deallocate(self) -> (Reservation, Option<T>) {
+ (self.reservation, self.data)
+ }
+
+ fn debug_id(&self) -> usize {
+ self.reservation.debug_id
+ }
+
+ fn take(&mut self) -> Option<T> {
+ self.data.take()
+ }
+}
+
+/// The array implementation must switch to the tree if it wants to go beyond this number of
+/// ranges.
+const TREE_THRESHOLD: usize = 8;
+
+/// Represents a range of pages that have just become completely free.
+#[derive(Copy, Clone)]
+pub(crate) struct FreedRange {
+ pub(crate) start_page_idx: usize,
+ pub(crate) end_page_idx: usize,
+}
+
+impl FreedRange {
+ fn interior_pages(offset: usize, size: usize) -> FreedRange {
+ FreedRange {
+ // Divide round up
+ start_page_idx: offset.div_ceil(PAGE_SIZE),
+ // Divide round down
+ end_page_idx: (offset + size) / PAGE_SIZE,
+ }
+ }
+}
+
+struct Range<T> {
+ offset: usize,
+ size: usize,
+ state: DescriptorState<T>,
+}
+
+impl<T> Range<T> {
+ fn endpoint(&self) -> usize {
+ self.offset + self.size
+ }
+}
+
+pub(crate) struct RangeAllocator<T> {
+ inner: Impl<T>,
+}
+
+enum Impl<T> {
+ Empty(usize),
+ Array(ArrayRangeAllocator<T>),
+ Tree(TreeRangeAllocator<T>),
+}
+
+impl<T> RangeAllocator<T> {
+ pub(crate) fn new(size: usize) -> Self {
+ Self {
+ inner: Impl::Empty(size),
+ }
+ }
+
+ pub(crate) fn free_oneway_space(&self) -> usize {
+ match &self.inner {
+ Impl::Empty(size) => size / 2,
+ Impl::Array(array) => array.free_oneway_space(),
+ Impl::Tree(tree) => tree.free_oneway_space(),
+ }
+ }
+
+ pub(crate) fn count_buffers(&self) -> usize {
+ match &self.inner {
+ Impl::Empty(_size) => 0,
+ Impl::Array(array) => array.count_buffers(),
+ Impl::Tree(tree) => tree.count_buffers(),
+ }
+ }
+
+ pub(crate) fn debug_print(&self, m: &SeqFile) -> Result<()> {
+ match &self.inner {
+ Impl::Empty(_size) => Ok(()),
+ Impl::Array(array) => array.debug_print(m),
+ Impl::Tree(tree) => tree.debug_print(m),
+ }
+ }
+
+ /// Try to reserve a new buffer, using the provided allocation if necessary.
+ pub(crate) fn reserve_new(&mut self, mut args: ReserveNewArgs<T>) -> Result<ReserveNew<T>> {
+ match &mut self.inner {
+ Impl::Empty(size) => {
+ let empty_array = match args.empty_array_alloc.take() {
+ Some(empty_array) => ArrayRangeAllocator::new(*size, empty_array),
+ None => {
+ return Ok(ReserveNew::NeedAlloc(ReserveNewNeedAlloc {
+ args,
+ need_empty_array_alloc: true,
+ need_new_tree_alloc: false,
+ need_tree_alloc: false,
+ }))
+ }
+ };
+
+ self.inner = Impl::Array(empty_array);
+ self.reserve_new(args)
+ }
+ Impl::Array(array) if array.is_full() => {
+ let allocs = match args.new_tree_alloc {
+ Some(ref mut allocs) => allocs,
+ None => {
+ return Ok(ReserveNew::NeedAlloc(ReserveNewNeedAlloc {
+ args,
+ need_empty_array_alloc: false,
+ need_new_tree_alloc: true,
+ need_tree_alloc: true,
+ }))
+ }
+ };
+
+ let new_tree =
+ TreeRangeAllocator::from_array(array.total_size(), &mut array.ranges, allocs);
+
+ self.inner = Impl::Tree(new_tree);
+ self.reserve_new(args)
+ }
+ Impl::Array(array) => {
+ let offset =
+ array.reserve_new(args.debug_id, args.size, args.is_oneway, args.pid)?;
+ Ok(ReserveNew::Success(ReserveNewSuccess {
+ offset,
+ oneway_spam_detected: false,
+ _empty_array_alloc: args.empty_array_alloc,
+ _new_tree_alloc: args.new_tree_alloc,
+ _tree_alloc: args.tree_alloc,
+ }))
+ }
+ Impl::Tree(tree) => {
+ let alloc = match args.tree_alloc {
+ Some(alloc) => alloc,
+ None => {
+ return Ok(ReserveNew::NeedAlloc(ReserveNewNeedAlloc {
+ args,
+ need_empty_array_alloc: false,
+ need_new_tree_alloc: false,
+ need_tree_alloc: true,
+ }));
+ }
+ };
+ let (offset, oneway_spam_detected) =
+ tree.reserve_new(args.debug_id, args.size, args.is_oneway, args.pid, alloc)?;
+ Ok(ReserveNew::Success(ReserveNewSuccess {
+ offset,
+ oneway_spam_detected,
+ _empty_array_alloc: args.empty_array_alloc,
+ _new_tree_alloc: args.new_tree_alloc,
+ _tree_alloc: None,
+ }))
+ }
+ }
+ }
+
+ /// Deletes the allocations at `offset`.
+ pub(crate) fn reservation_abort(&mut self, offset: usize) -> Result<FreedRange> {
+ match &mut self.inner {
+ Impl::Empty(_size) => Err(EINVAL),
+ Impl::Array(array) => array.reservation_abort(offset),
+ Impl::Tree(tree) => {
+ let freed_range = tree.reservation_abort(offset)?;
+ if tree.is_empty() {
+ self.inner = Impl::Empty(tree.total_size());
+ }
+ Ok(freed_range)
+ }
+ }
+ }
+
+ /// Called when an allocation is no longer in use by the kernel.
+ ///
+ /// The value in `data` will be stored, if any. A mutable reference is used to avoid dropping
+ /// the `T` when an error is returned.
+ pub(crate) fn reservation_commit(&mut self, offset: usize, data: &mut Option<T>) -> Result {
+ match &mut self.inner {
+ Impl::Empty(_size) => Err(EINVAL),
+ Impl::Array(array) => array.reservation_commit(offset, data),
+ Impl::Tree(tree) => tree.reservation_commit(offset, data),
+ }
+ }
+
+ /// Called when the kernel starts using an allocation.
+ ///
+ /// Returns the size of the existing entry and the data associated with it.
+ pub(crate) fn reserve_existing(&mut self, offset: usize) -> Result<(usize, usize, Option<T>)> {
+ match &mut self.inner {
+ Impl::Empty(_size) => Err(EINVAL),
+ Impl::Array(array) => array.reserve_existing(offset),
+ Impl::Tree(tree) => tree.reserve_existing(offset),
+ }
+ }
+
+ /// Call the provided callback at every allocated region.
+ ///
+ /// This destroys the range allocator. Used only during shutdown.
+ pub(crate) fn take_for_each<F: Fn(usize, usize, usize, Option<T>)>(&mut self, callback: F) {
+ match &mut self.inner {
+ Impl::Empty(_size) => {}
+ Impl::Array(array) => array.take_for_each(callback),
+ Impl::Tree(tree) => tree.take_for_each(callback),
+ }
+ }
+}
+
+/// The arguments for `reserve_new`.
+#[derive(Default)]
+pub(crate) struct ReserveNewArgs<T> {
+ pub(crate) size: usize,
+ pub(crate) is_oneway: bool,
+ pub(crate) debug_id: usize,
+ pub(crate) pid: Pid,
+ pub(crate) empty_array_alloc: Option<EmptyArrayAlloc<T>>,
+ pub(crate) new_tree_alloc: Option<FromArrayAllocs<T>>,
+ pub(crate) tree_alloc: Option<ReserveNewTreeAlloc<T>>,
+}
+
+/// The return type of `ReserveNew`.
+pub(crate) enum ReserveNew<T> {
+ Success(ReserveNewSuccess<T>),
+ NeedAlloc(ReserveNewNeedAlloc<T>),
+}
+
+/// Returned by `reserve_new` when the reservation was successul.
+pub(crate) struct ReserveNewSuccess<T> {
+ pub(crate) offset: usize,
+ pub(crate) oneway_spam_detected: bool,
+
+ // If the user supplied an allocation that we did not end up using, then we return it here.
+ // The caller will kfree it outside of the lock.
+ _empty_array_alloc: Option<EmptyArrayAlloc<T>>,
+ _new_tree_alloc: Option<FromArrayAllocs<T>>,
+ _tree_alloc: Option<ReserveNewTreeAlloc<T>>,
+}
+
+/// Returned by `reserve_new` to request the caller to make an allocation before calling the method
+/// again.
+pub(crate) struct ReserveNewNeedAlloc<T> {
+ args: ReserveNewArgs<T>,
+ need_empty_array_alloc: bool,
+ need_new_tree_alloc: bool,
+ need_tree_alloc: bool,
+}
+
+impl<T> ReserveNewNeedAlloc<T> {
+ /// Make the necessary allocations for another call to `reserve_new`.
+ pub(crate) fn make_alloc(mut self) -> Result<ReserveNewArgs<T>> {
+ if self.need_empty_array_alloc && self.args.empty_array_alloc.is_none() {
+ self.args.empty_array_alloc = Some(EmptyArrayAlloc::try_new(TREE_THRESHOLD)?);
+ }
+ if self.need_new_tree_alloc && self.args.new_tree_alloc.is_none() {
+ self.args.new_tree_alloc = Some(FromArrayAllocs::try_new(TREE_THRESHOLD)?);
+ }
+ if self.need_tree_alloc && self.args.tree_alloc.is_none() {
+ self.args.tree_alloc = Some(ReserveNewTreeAlloc::try_new()?);
+ }
+ Ok(self.args)
+ }
+}
diff --git a/drivers/android/binder/range_alloc/tree.rs b/drivers/android/binder/range_alloc/tree.rs
new file mode 100644
index 000000000000..838fdd2b47ea
--- /dev/null
+++ b/drivers/android/binder/range_alloc/tree.rs
@@ -0,0 +1,488 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::{
+ page::PAGE_SIZE,
+ prelude::*,
+ rbtree::{RBTree, RBTreeNode, RBTreeNodeReservation},
+ seq_file::SeqFile,
+ seq_print,
+ task::Pid,
+};
+
+use crate::range_alloc::{DescriptorState, FreedRange, Range};
+
+/// Keeps track of allocations in a process' mmap.
+///
+/// Each process has an mmap where the data for incoming transactions will be placed. This struct
+/// keeps track of allocations made in the mmap. For each allocation, we store a descriptor that
+/// has metadata related to the allocation. We also keep track of available free space.
+pub(super) struct TreeRangeAllocator<T> {
+ /// This collection contains descriptors for *both* ranges containing an allocation, *and* free
+ /// ranges between allocations. The free ranges get merged, so there are never two free ranges
+ /// next to each other.
+ tree: RBTree<usize, Descriptor<T>>,
+ /// Contains an entry for every free range in `self.tree`. This tree sorts the ranges by size,
+ /// letting us look up the smallest range whose size is at least some lower bound.
+ free_tree: RBTree<FreeKey, ()>,
+ size: usize,
+ free_oneway_space: usize,
+}
+
+impl<T> TreeRangeAllocator<T> {
+ pub(crate) fn from_array(
+ size: usize,
+ ranges: &mut KVec<Range<T>>,
+ alloc: &mut FromArrayAllocs<T>,
+ ) -> Self {
+ let mut tree = TreeRangeAllocator {
+ tree: RBTree::new(),
+ free_tree: RBTree::new(),
+ size,
+ free_oneway_space: size / 2,
+ };
+
+ let mut free_offset = 0;
+ for range in ranges.drain_all() {
+ let free_size = range.offset - free_offset;
+ if free_size > 0 {
+ let free_node = alloc.free_tree.pop().unwrap();
+ tree.free_tree
+ .insert(free_node.into_node((free_size, free_offset), ()));
+ let tree_node = alloc.tree.pop().unwrap();
+ tree.tree.insert(
+ tree_node.into_node(free_offset, Descriptor::new(free_offset, free_size)),
+ );
+ }
+ free_offset = range.endpoint();
+
+ if range.state.is_oneway() {
+ tree.free_oneway_space = tree.free_oneway_space.saturating_sub(range.size);
+ }
+
+ let free_res = alloc.free_tree.pop().unwrap();
+ let tree_node = alloc.tree.pop().unwrap();
+ let mut desc = Descriptor::new(range.offset, range.size);
+ desc.state = Some((range.state, free_res));
+ tree.tree.insert(tree_node.into_node(range.offset, desc));
+ }
+
+ // After the last range, we may need a free range.
+ if free_offset < size {
+ let free_size = size - free_offset;
+ let free_node = alloc.free_tree.pop().unwrap();
+ tree.free_tree
+ .insert(free_node.into_node((free_size, free_offset), ()));
+ let tree_node = alloc.tree.pop().unwrap();
+ tree.tree
+ .insert(tree_node.into_node(free_offset, Descriptor::new(free_offset, free_size)));
+ }
+
+ tree
+ }
+
+ pub(crate) fn is_empty(&self) -> bool {
+ let mut tree_iter = self.tree.values();
+ // There's always at least one range, because index zero is either the start of a free or
+ // allocated range.
+ let first_value = tree_iter.next().unwrap();
+ if tree_iter.next().is_some() {
+ // There are never two free ranges next to each other, so if there is more than one
+ // descriptor, then at least one of them must hold an allocated range.
+ return false;
+ }
+ // There is only one descriptor. Return true if it is for a free range.
+ first_value.state.is_none()
+ }
+
+ pub(crate) fn total_size(&self) -> usize {
+ self.size
+ }
+
+ pub(crate) fn free_oneway_space(&self) -> usize {
+ self.free_oneway_space
+ }
+
+ pub(crate) fn count_buffers(&self) -> usize {
+ self.tree
+ .values()
+ .filter(|desc| desc.state.is_some())
+ .count()
+ }
+
+ pub(crate) fn debug_print(&self, m: &SeqFile) -> Result<()> {
+ for desc in self.tree.values() {
+ let state = match &desc.state {
+ Some(state) => &state.0,
+ None => continue,
+ };
+ seq_print!(
+ m,
+ " buffer: {} size {} pid {}",
+ desc.offset,
+ desc.size,
+ state.pid(),
+ );
+ if state.is_oneway() {
+ seq_print!(m, " oneway");
+ }
+ match state {
+ DescriptorState::Reserved(_res) => {
+ seq_print!(m, " reserved\n");
+ }
+ DescriptorState::Allocated(_alloc) => {
+ seq_print!(m, " allocated\n");
+ }
+ }
+ }
+ Ok(())
+ }
+
+ fn find_best_match(&mut self, size: usize) -> Option<&mut Descriptor<T>> {
+ let free_cursor = self.free_tree.cursor_lower_bound(&(size, 0))?;
+ let ((_, offset), ()) = free_cursor.current();
+ self.tree.get_mut(offset)
+ }
+
+ /// Try to reserve a new buffer, using the provided allocation if necessary.
+ pub(crate) fn reserve_new(
+ &mut self,
+ debug_id: usize,
+ size: usize,
+ is_oneway: bool,
+ pid: Pid,
+ alloc: ReserveNewTreeAlloc<T>,
+ ) -> Result<(usize, bool)> {
+ // Compute new value of free_oneway_space, which is set only on success.
+ let new_oneway_space = if is_oneway {
+ match self.free_oneway_space.checked_sub(size) {
+ Some(new_oneway_space) => new_oneway_space,
+ None => return Err(ENOSPC),
+ }
+ } else {
+ self.free_oneway_space
+ };
+
+ // Start detecting spammers once we have less than 20%
+ // of async space left (which is less than 10% of total
+ // buffer size).
+ //
+ // (This will short-circut, so `low_oneway_space` is
+ // only called when necessary.)
+ let oneway_spam_detected =
+ is_oneway && new_oneway_space < self.size / 10 && self.low_oneway_space(pid);
+
+ let (found_size, found_off, tree_node, free_tree_node) = match self.find_best_match(size) {
+ None => {
+ pr_warn!("ENOSPC from range_alloc.reserve_new - size: {}", size);
+ return Err(ENOSPC);
+ }
+ Some(desc) => {
+ let found_size = desc.size;
+ let found_offset = desc.offset;
+
+ // In case we need to break up the descriptor
+ let new_desc = Descriptor::new(found_offset + size, found_size - size);
+ let (tree_node, free_tree_node, desc_node_res) = alloc.initialize(new_desc);
+
+ desc.state = Some((
+ DescriptorState::new(is_oneway, debug_id, pid),
+ desc_node_res,
+ ));
+ desc.size = size;
+
+ (found_size, found_offset, tree_node, free_tree_node)
+ }
+ };
+ self.free_oneway_space = new_oneway_space;
+ self.free_tree.remove(&(found_size, found_off));
+
+ if found_size != size {
+ self.tree.insert(tree_node);
+ self.free_tree.insert(free_tree_node);
+ }
+
+ Ok((found_off, oneway_spam_detected))
+ }
+
+ pub(crate) fn reservation_abort(&mut self, offset: usize) -> Result<FreedRange> {
+ let mut cursor = self.tree.cursor_lower_bound_mut(&offset).ok_or_else(|| {
+ pr_warn!(
+ "EINVAL from range_alloc.reservation_abort - offset: {}",
+ offset
+ );
+ EINVAL
+ })?;
+
+ let (_, desc) = cursor.current_mut();
+
+ if desc.offset != offset {
+ pr_warn!(
+ "EINVAL from range_alloc.reservation_abort - offset: {}",
+ offset
+ );
+ return Err(EINVAL);
+ }
+
+ let (reservation, free_node_res) = desc.try_change_state(|state| match state {
+ Some((DescriptorState::Reserved(reservation), free_node_res)) => {
+ (None, Ok((reservation, free_node_res)))
+ }
+ None => {
+ pr_warn!(
+ "EINVAL from range_alloc.reservation_abort - offset: {}",
+ offset
+ );
+ (None, Err(EINVAL))
+ }
+ allocated => {
+ pr_warn!(
+ "EPERM from range_alloc.reservation_abort - offset: {}",
+ offset
+ );
+ (allocated, Err(EPERM))
+ }
+ })?;
+
+ let mut size = desc.size;
+ let mut offset = desc.offset;
+ let free_oneway_space_add = if reservation.is_oneway { size } else { 0 };
+
+ self.free_oneway_space += free_oneway_space_add;
+
+ let mut freed_range = FreedRange::interior_pages(offset, size);
+ // Compute how large the next free region needs to be to include one more page in
+ // the newly freed range.
+ let add_next_page_needed = match (offset + size) % PAGE_SIZE {
+ 0 => usize::MAX,
+ unalign => PAGE_SIZE - unalign,
+ };
+ // Compute how large the previous free region needs to be to include one more page
+ // in the newly freed range.
+ let add_prev_page_needed = match offset % PAGE_SIZE {
+ 0 => usize::MAX,
+ unalign => unalign,
+ };
+
+ // Merge next into current if next is free
+ let remove_next = match cursor.peek_next() {
+ Some((_, next)) if next.state.is_none() => {
+ if next.size >= add_next_page_needed {
+ freed_range.end_page_idx += 1;
+ }
+ self.free_tree.remove(&(next.size, next.offset));
+ size += next.size;
+ true
+ }
+ _ => false,
+ };
+
+ if remove_next {
+ let (_, desc) = cursor.current_mut();
+ desc.size = size;
+ cursor.remove_next();
+ }
+
+ // Merge current into prev if prev is free
+ match cursor.peek_prev_mut() {
+ Some((_, prev)) if prev.state.is_none() => {
+ if prev.size >= add_prev_page_needed {
+ freed_range.start_page_idx -= 1;
+ }
+ // merge previous with current, remove current
+ self.free_tree.remove(&(prev.size, prev.offset));
+ offset = prev.offset;
+ size += prev.size;
+ prev.size = size;
+ cursor.remove_current();
+ }
+ _ => {}
+ };
+
+ self.free_tree
+ .insert(free_node_res.into_node((size, offset), ()));
+
+ Ok(freed_range)
+ }
+
+ pub(crate) fn reservation_commit(&mut self, offset: usize, data: &mut Option<T>) -> Result {
+ let desc = self.tree.get_mut(&offset).ok_or(ENOENT)?;
+
+ desc.try_change_state(|state| match state {
+ Some((DescriptorState::Reserved(reservation), free_node_res)) => (
+ Some((
+ DescriptorState::Allocated(reservation.allocate(data.take())),
+ free_node_res,
+ )),
+ Ok(()),
+ ),
+ other => (other, Err(ENOENT)),
+ })
+ }
+
+ /// Takes an entry at the given offset from [`DescriptorState::Allocated`] to
+ /// [`DescriptorState::Reserved`].
+ ///
+ /// Returns the size of the existing entry and the data associated with it.
+ pub(crate) fn reserve_existing(&mut self, offset: usize) -> Result<(usize, usize, Option<T>)> {
+ let desc = self.tree.get_mut(&offset).ok_or_else(|| {
+ pr_warn!(
+ "ENOENT from range_alloc.reserve_existing - offset: {}",
+ offset
+ );
+ ENOENT
+ })?;
+
+ let (debug_id, data) = desc.try_change_state(|state| match state {
+ Some((DescriptorState::Allocated(allocation), free_node_res)) => {
+ let (reservation, data) = allocation.deallocate();
+ let debug_id = reservation.debug_id;
+ (
+ Some((DescriptorState::Reserved(reservation), free_node_res)),
+ Ok((debug_id, data)),
+ )
+ }
+ other => {
+ pr_warn!(
+ "ENOENT from range_alloc.reserve_existing - offset: {}",
+ offset
+ );
+ (other, Err(ENOENT))
+ }
+ })?;
+
+ Ok((desc.size, debug_id, data))
+ }
+
+ /// Call the provided callback at every allocated region.
+ ///
+ /// This destroys the range allocator. Used only during shutdown.
+ pub(crate) fn take_for_each<F: Fn(usize, usize, usize, Option<T>)>(&mut self, callback: F) {
+ for (_, desc) in self.tree.iter_mut() {
+ if let Some((DescriptorState::Allocated(allocation), _)) = &mut desc.state {
+ callback(
+ desc.offset,
+ desc.size,
+ allocation.debug_id(),
+ allocation.take(),
+ );
+ }
+ }
+ }
+
+ /// Find the amount and size of buffers allocated by the current caller.
+ ///
+ /// The idea is that once we cross the threshold, whoever is responsible
+ /// for the low async space is likely to try to send another async transaction,
+ /// and at some point we'll catch them in the act. This is more efficient
+ /// than keeping a map per pid.
+ fn low_oneway_space(&self, calling_pid: Pid) -> bool {
+ let mut total_alloc_size = 0;
+ let mut num_buffers = 0;
+ for (_, desc) in self.tree.iter() {
+ if let Some((state, _)) = &desc.state {
+ if state.is_oneway() && state.pid() == calling_pid {
+ total_alloc_size += desc.size;
+ num_buffers += 1;
+ }
+ }
+ }
+
+ // Warn if this pid has more than 50 transactions, or more than 50% of
+ // async space (which is 25% of total buffer size). Oneway spam is only
+ // detected when the threshold is exceeded.
+ num_buffers > 50 || total_alloc_size > self.size / 4
+ }
+}
+
+type TreeDescriptorState<T> = (DescriptorState<T>, FreeNodeRes);
+struct Descriptor<T> {
+ size: usize,
+ offset: usize,
+ state: Option<TreeDescriptorState<T>>,
+}
+
+impl<T> Descriptor<T> {
+ fn new(offset: usize, size: usize) -> Self {
+ Self {
+ size,
+ offset,
+ state: None,
+ }
+ }
+
+ fn try_change_state<F, Data>(&mut self, f: F) -> Result<Data>
+ where
+ F: FnOnce(Option<TreeDescriptorState<T>>) -> (Option<TreeDescriptorState<T>>, Result<Data>),
+ {
+ let (new_state, result) = f(self.state.take());
+ self.state = new_state;
+ result
+ }
+}
+
+// (Descriptor.size, Descriptor.offset)
+type FreeKey = (usize, usize);
+type FreeNodeRes = RBTreeNodeReservation<FreeKey, ()>;
+
+/// An allocation for use by `reserve_new`.
+pub(crate) struct ReserveNewTreeAlloc<T> {
+ tree_node_res: RBTreeNodeReservation<usize, Descriptor<T>>,
+ free_tree_node_res: FreeNodeRes,
+ desc_node_res: FreeNodeRes,
+}
+
+impl<T> ReserveNewTreeAlloc<T> {
+ pub(crate) fn try_new() -> Result<Self> {
+ let tree_node_res = RBTreeNodeReservation::new(GFP_KERNEL)?;
+ let free_tree_node_res = RBTreeNodeReservation::new(GFP_KERNEL)?;
+ let desc_node_res = RBTreeNodeReservation::new(GFP_KERNEL)?;
+ Ok(Self {
+ tree_node_res,
+ free_tree_node_res,
+ desc_node_res,
+ })
+ }
+
+ fn initialize(
+ self,
+ desc: Descriptor<T>,
+ ) -> (
+ RBTreeNode<usize, Descriptor<T>>,
+ RBTreeNode<FreeKey, ()>,
+ FreeNodeRes,
+ ) {
+ let size = desc.size;
+ let offset = desc.offset;
+ (
+ self.tree_node_res.into_node(offset, desc),
+ self.free_tree_node_res.into_node((size, offset), ()),
+ self.desc_node_res,
+ )
+ }
+}
+
+/// An allocation for creating a tree from an `ArrayRangeAllocator`.
+pub(crate) struct FromArrayAllocs<T> {
+ tree: KVec<RBTreeNodeReservation<usize, Descriptor<T>>>,
+ free_tree: KVec<RBTreeNodeReservation<FreeKey, ()>>,
+}
+
+impl<T> FromArrayAllocs<T> {
+ pub(crate) fn try_new(len: usize) -> Result<Self> {
+ let num_descriptors = 2 * len + 1;
+
+ let mut tree = KVec::with_capacity(num_descriptors, GFP_KERNEL)?;
+ for _ in 0..num_descriptors {
+ tree.push(RBTreeNodeReservation::new(GFP_KERNEL)?, GFP_KERNEL)?;
+ }
+
+ let mut free_tree = KVec::with_capacity(num_descriptors, GFP_KERNEL)?;
+ for _ in 0..num_descriptors {
+ free_tree.push(RBTreeNodeReservation::new(GFP_KERNEL)?, GFP_KERNEL)?;
+ }
+
+ Ok(Self { tree, free_tree })
+ }
+}
diff --git a/drivers/android/binder/rust_binder.h b/drivers/android/binder/rust_binder.h
new file mode 100644
index 000000000000..31806890ed1a
--- /dev/null
+++ b/drivers/android/binder/rust_binder.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2025 Google, Inc.
+ */
+
+#ifndef _LINUX_RUST_BINDER_H
+#define _LINUX_RUST_BINDER_H
+
+#include <uapi/linux/android/binder.h>
+#include <uapi/linux/android/binderfs.h>
+
+/*
+ * These symbols are exposed by `rust_binderfs.c` and exist here so that Rust
+ * Binder can call them.
+ */
+int init_rust_binderfs(void);
+
+struct dentry;
+struct inode;
+struct dentry *rust_binderfs_create_proc_file(struct inode *nodp, int pid);
+void rust_binderfs_remove_file(struct dentry *dentry);
+
+#endif
diff --git a/drivers/android/binder/rust_binder_events.c b/drivers/android/binder/rust_binder_events.c
new file mode 100644
index 000000000000..488b1470060c
--- /dev/null
+++ b/drivers/android/binder/rust_binder_events.c
@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* rust_binder_events.c
+ *
+ * Rust Binder tracepoints.
+ *
+ * Copyright 2025 Google LLC
+ */
+
+#include "rust_binder.h"
+
+const char * const binder_command_strings[] = {
+ "BC_TRANSACTION",
+ "BC_REPLY",
+ "BC_ACQUIRE_RESULT",
+ "BC_FREE_BUFFER",
+ "BC_INCREFS",
+ "BC_ACQUIRE",
+ "BC_RELEASE",
+ "BC_DECREFS",
+ "BC_INCREFS_DONE",
+ "BC_ACQUIRE_DONE",
+ "BC_ATTEMPT_ACQUIRE",
+ "BC_REGISTER_LOOPER",
+ "BC_ENTER_LOOPER",
+ "BC_EXIT_LOOPER",
+ "BC_REQUEST_DEATH_NOTIFICATION",
+ "BC_CLEAR_DEATH_NOTIFICATION",
+ "BC_DEAD_BINDER_DONE",
+ "BC_TRANSACTION_SG",
+ "BC_REPLY_SG",
+};
+
+const char * const binder_return_strings[] = {
+ "BR_ERROR",
+ "BR_OK",
+ "BR_TRANSACTION",
+ "BR_REPLY",
+ "BR_ACQUIRE_RESULT",
+ "BR_DEAD_REPLY",
+ "BR_TRANSACTION_COMPLETE",
+ "BR_INCREFS",
+ "BR_ACQUIRE",
+ "BR_RELEASE",
+ "BR_DECREFS",
+ "BR_ATTEMPT_ACQUIRE",
+ "BR_NOOP",
+ "BR_SPAWN_LOOPER",
+ "BR_FINISHED",
+ "BR_DEAD_BINDER",
+ "BR_CLEAR_DEATH_NOTIFICATION_DONE",
+ "BR_FAILED_REPLY",
+ "BR_FROZEN_REPLY",
+ "BR_ONEWAY_SPAM_SUSPECT",
+ "BR_TRANSACTION_PENDING_FROZEN"
+};
+
+#define CREATE_TRACE_POINTS
+#define CREATE_RUST_TRACE_POINTS
+#include "rust_binder_events.h"
diff --git a/drivers/android/binder/rust_binder_events.h b/drivers/android/binder/rust_binder_events.h
new file mode 100644
index 000000000000..2f3efbf9dba6
--- /dev/null
+++ b/drivers/android/binder/rust_binder_events.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2025 Google, Inc.
+ */
+
+#undef TRACE_SYSTEM
+#undef TRACE_INCLUDE_FILE
+#undef TRACE_INCLUDE_PATH
+#define TRACE_SYSTEM rust_binder
+#define TRACE_INCLUDE_FILE rust_binder_events
+#define TRACE_INCLUDE_PATH ../drivers/android/binder
+
+#if !defined(_RUST_BINDER_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _RUST_BINDER_TRACE_H
+
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(rust_binder_ioctl,
+ TP_PROTO(unsigned int cmd, unsigned long arg),
+ TP_ARGS(cmd, arg),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, cmd)
+ __field(unsigned long, arg)
+ ),
+ TP_fast_assign(
+ __entry->cmd = cmd;
+ __entry->arg = arg;
+ ),
+ TP_printk("cmd=0x%x arg=0x%lx", __entry->cmd, __entry->arg)
+);
+
+#endif /* _RUST_BINDER_TRACE_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/drivers/android/binder/rust_binder_internal.h b/drivers/android/binder/rust_binder_internal.h
new file mode 100644
index 000000000000..78288fe7964d
--- /dev/null
+++ b/drivers/android/binder/rust_binder_internal.h
@@ -0,0 +1,87 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* rust_binder_internal.h
+ *
+ * This file contains internal data structures used by Rust Binder. Mostly,
+ * these are type definitions used only by binderfs or things that Rust Binder
+ * define and export to binderfs.
+ *
+ * It does not include things exported by binderfs to Rust Binder since this
+ * file is not included as input to bindgen.
+ *
+ * Copyright (C) 2025 Google LLC.
+ */
+
+#ifndef _LINUX_RUST_BINDER_INTERNAL_H
+#define _LINUX_RUST_BINDER_INTERNAL_H
+
+#define RUST_BINDERFS_SUPER_MAGIC 0x6c6f6f71
+
+#include <linux/seq_file.h>
+#include <uapi/linux/android/binder.h>
+#include <uapi/linux/android/binderfs.h>
+
+/*
+ * The internal data types in the Rust Binder driver are opaque to C, so we use
+ * void pointer typedefs for these types.
+ */
+typedef void *rust_binder_context;
+
+/**
+ * struct binder_device - information about a binder device node
+ * @minor: the minor number used by this device
+ * @ctx: the Rust Context used by this device, or null for binder-control
+ *
+ * This is used as the private data for files directly in binderfs, but not
+ * files in the binder_logs subdirectory. This struct owns a refcount on `ctx`
+ * and the entry for `minor` in `binderfs_minors`. For binder-control `ctx` is
+ * null.
+ */
+struct binder_device {
+ int minor;
+ rust_binder_context ctx;
+};
+
+int rust_binder_stats_show(struct seq_file *m, void *unused);
+int rust_binder_state_show(struct seq_file *m, void *unused);
+int rust_binder_transactions_show(struct seq_file *m, void *unused);
+int rust_binder_proc_show(struct seq_file *m, void *pid);
+
+extern const struct file_operations rust_binder_fops;
+rust_binder_context rust_binder_new_context(char *name);
+void rust_binder_remove_context(rust_binder_context device);
+
+/**
+ * binderfs_mount_opts - mount options for binderfs
+ * @max: maximum number of allocatable binderfs binder devices
+ * @stats_mode: enable binder stats in binderfs.
+ */
+struct binderfs_mount_opts {
+ int max;
+ int stats_mode;
+};
+
+/**
+ * binderfs_info - information about a binderfs mount
+ * @ipc_ns: The ipc namespace the binderfs mount belongs to.
+ * @control_dentry: This records the dentry of this binderfs mount
+ * binder-control device.
+ * @root_uid: uid that needs to be used when a new binder device is
+ * created.
+ * @root_gid: gid that needs to be used when a new binder device is
+ * created.
+ * @mount_opts: The mount options in use.
+ * @device_count: The current number of allocated binder devices.
+ * @proc_log_dir: Pointer to the directory dentry containing process-specific
+ * logs.
+ */
+struct binderfs_info {
+ struct ipc_namespace *ipc_ns;
+ struct dentry *control_dentry;
+ kuid_t root_uid;
+ kgid_t root_gid;
+ struct binderfs_mount_opts mount_opts;
+ int device_count;
+ struct dentry *proc_log_dir;
+};
+
+#endif /* _LINUX_RUST_BINDER_INTERNAL_H */
diff --git a/drivers/android/binder/rust_binder_main.rs b/drivers/android/binder/rust_binder_main.rs
new file mode 100644
index 000000000000..c79a9e742240
--- /dev/null
+++ b/drivers/android/binder/rust_binder_main.rs
@@ -0,0 +1,611 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+//! Binder -- the Android IPC mechanism.
+#![recursion_limit = "256"]
+#![allow(
+ clippy::as_underscore,
+ clippy::ref_as_ptr,
+ clippy::ptr_as_ptr,
+ clippy::cast_lossless
+)]
+
+use kernel::{
+ bindings::{self, seq_file},
+ fs::File,
+ list::{ListArc, ListArcSafe, ListLinksSelfPtr, TryNewListArc},
+ prelude::*,
+ seq_file::SeqFile,
+ seq_print,
+ sync::poll::PollTable,
+ sync::Arc,
+ task::Pid,
+ transmute::AsBytes,
+ types::ForeignOwnable,
+ uaccess::UserSliceWriter,
+};
+
+use crate::{context::Context, page_range::Shrinker, process::Process, thread::Thread};
+
+use core::{
+ ptr::NonNull,
+ sync::atomic::{AtomicBool, AtomicUsize, Ordering},
+};
+
+mod allocation;
+mod context;
+mod deferred_close;
+mod defs;
+mod error;
+mod node;
+mod page_range;
+mod process;
+mod range_alloc;
+mod stats;
+mod thread;
+mod trace;
+mod transaction;
+
+#[allow(warnings)] // generated bindgen code
+mod binderfs {
+ use kernel::bindings::{dentry, inode};
+
+ extern "C" {
+ pub fn init_rust_binderfs() -> kernel::ffi::c_int;
+ }
+ extern "C" {
+ pub fn rust_binderfs_create_proc_file(
+ nodp: *mut inode,
+ pid: kernel::ffi::c_int,
+ ) -> *mut dentry;
+ }
+ extern "C" {
+ pub fn rust_binderfs_remove_file(dentry: *mut dentry);
+ }
+ pub type rust_binder_context = *mut kernel::ffi::c_void;
+ #[repr(C)]
+ #[derive(Copy, Clone)]
+ pub struct binder_device {
+ pub minor: kernel::ffi::c_int,
+ pub ctx: rust_binder_context,
+ }
+ impl Default for binder_device {
+ fn default() -> Self {
+ let mut s = ::core::mem::MaybeUninit::<Self>::uninit();
+ unsafe {
+ ::core::ptr::write_bytes(s.as_mut_ptr(), 0, 1);
+ s.assume_init()
+ }
+ }
+ }
+}
+
+module! {
+ type: BinderModule,
+ name: "rust_binder",
+ authors: ["Wedson Almeida Filho", "Alice Ryhl"],
+ description: "Android Binder",
+ license: "GPL",
+}
+
+fn next_debug_id() -> usize {
+ static NEXT_DEBUG_ID: AtomicUsize = AtomicUsize::new(0);
+
+ NEXT_DEBUG_ID.fetch_add(1, Ordering::Relaxed)
+}
+
+/// Provides a single place to write Binder return values via the
+/// supplied `UserSliceWriter`.
+pub(crate) struct BinderReturnWriter<'a> {
+ writer: UserSliceWriter,
+ thread: &'a Thread,
+}
+
+impl<'a> BinderReturnWriter<'a> {
+ fn new(writer: UserSliceWriter, thread: &'a Thread) -> Self {
+ BinderReturnWriter { writer, thread }
+ }
+
+ /// Write a return code back to user space.
+ /// Should be a `BR_` constant from [`defs`] e.g. [`defs::BR_TRANSACTION_COMPLETE`].
+ fn write_code(&mut self, code: u32) -> Result {
+ stats::GLOBAL_STATS.inc_br(code);
+ self.thread.process.stats.inc_br(code);
+ self.writer.write(&code)
+ }
+
+ /// Write something *other than* a return code to user space.
+ fn write_payload<T: AsBytes>(&mut self, payload: &T) -> Result {
+ self.writer.write(payload)
+ }
+
+ fn len(&self) -> usize {
+ self.writer.len()
+ }
+}
+
+/// Specifies how a type should be delivered to the read part of a BINDER_WRITE_READ ioctl.
+///
+/// When a value is pushed to the todo list for a process or thread, it is stored as a trait object
+/// with the type `Arc<dyn DeliverToRead>`. Trait objects are a Rust feature that lets you
+/// implement dynamic dispatch over many different types. This lets us store many different types
+/// in the todo list.
+trait DeliverToRead: ListArcSafe + Send + Sync {
+ /// Performs work. Returns true if remaining work items in the queue should be processed
+ /// immediately, or false if it should return to caller before processing additional work
+ /// items.
+ fn do_work(
+ self: DArc<Self>,
+ thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool>;
+
+ /// Cancels the given work item. This is called instead of [`DeliverToRead::do_work`] when work
+ /// won't be delivered.
+ fn cancel(self: DArc<Self>);
+
+ /// Should we use `wake_up_interruptible_sync` or `wake_up_interruptible` when scheduling this
+ /// work item?
+ ///
+ /// Generally only set to true for non-oneway transactions.
+ fn should_sync_wakeup(&self) -> bool;
+
+ fn debug_print(&self, m: &SeqFile, prefix: &str, transaction_prefix: &str) -> Result<()>;
+}
+
+// Wrapper around a `DeliverToRead` with linked list links.
+#[pin_data]
+struct DTRWrap<T: ?Sized> {
+ #[pin]
+ links: ListLinksSelfPtr<DTRWrap<dyn DeliverToRead>>,
+ #[pin]
+ wrapped: T,
+}
+kernel::list::impl_list_arc_safe! {
+ impl{T: ListArcSafe + ?Sized} ListArcSafe<0> for DTRWrap<T> {
+ tracked_by wrapped: T;
+ }
+}
+kernel::list::impl_list_item! {
+ impl ListItem<0> for DTRWrap<dyn DeliverToRead> {
+ using ListLinksSelfPtr { self.links };
+ }
+}
+
+impl<T: ?Sized> core::ops::Deref for DTRWrap<T> {
+ type Target = T;
+ fn deref(&self) -> &T {
+ &self.wrapped
+ }
+}
+
+type DArc<T> = kernel::sync::Arc<DTRWrap<T>>;
+type DLArc<T> = kernel::list::ListArc<DTRWrap<T>>;
+
+impl<T: ListArcSafe> DTRWrap<T> {
+ fn new(val: impl PinInit<T>) -> impl PinInit<Self> {
+ pin_init!(Self {
+ links <- ListLinksSelfPtr::new(),
+ wrapped <- val,
+ })
+ }
+
+ fn arc_try_new(val: T) -> Result<DLArc<T>, kernel::alloc::AllocError> {
+ ListArc::pin_init(
+ try_pin_init!(Self {
+ links <- ListLinksSelfPtr::new(),
+ wrapped: val,
+ }),
+ GFP_KERNEL,
+ )
+ .map_err(|_| kernel::alloc::AllocError)
+ }
+
+ fn arc_pin_init(init: impl PinInit<T>) -> Result<DLArc<T>, kernel::error::Error> {
+ ListArc::pin_init(
+ try_pin_init!(Self {
+ links <- ListLinksSelfPtr::new(),
+ wrapped <- init,
+ }),
+ GFP_KERNEL,
+ )
+ }
+}
+
+struct DeliverCode {
+ code: u32,
+ skip: AtomicBool,
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for DeliverCode { untracked; }
+}
+
+impl DeliverCode {
+ fn new(code: u32) -> Self {
+ Self {
+ code,
+ skip: AtomicBool::new(false),
+ }
+ }
+
+ /// Disable this DeliverCode and make it do nothing.
+ ///
+ /// This is used instead of removing it from the work list, since `LinkedList::remove` is
+ /// unsafe, whereas this method is not.
+ fn skip(&self) {
+ self.skip.store(true, Ordering::Relaxed);
+ }
+}
+
+impl DeliverToRead for DeliverCode {
+ fn do_work(
+ self: DArc<Self>,
+ _thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool> {
+ if !self.skip.load(Ordering::Relaxed) {
+ writer.write_code(self.code)?;
+ }
+ Ok(true)
+ }
+
+ fn cancel(self: DArc<Self>) {}
+
+ fn should_sync_wakeup(&self) -> bool {
+ false
+ }
+
+ fn debug_print(&self, m: &SeqFile, prefix: &str, _tprefix: &str) -> Result<()> {
+ seq_print!(m, "{}", prefix);
+ if self.skip.load(Ordering::Relaxed) {
+ seq_print!(m, "(skipped) ");
+ }
+ if self.code == defs::BR_TRANSACTION_COMPLETE {
+ seq_print!(m, "transaction complete\n");
+ } else {
+ seq_print!(m, "transaction error: {}\n", self.code);
+ }
+ Ok(())
+ }
+}
+
+fn ptr_align(value: usize) -> Option<usize> {
+ let size = core::mem::size_of::<usize>() - 1;
+ Some(value.checked_add(size)? & !size)
+}
+
+// SAFETY: We call register in `init`.
+static BINDER_SHRINKER: Shrinker = unsafe { Shrinker::new() };
+
+struct BinderModule {}
+
+impl kernel::Module for BinderModule {
+ fn init(_module: &'static kernel::ThisModule) -> Result<Self> {
+ // SAFETY: The module initializer never runs twice, so we only call this once.
+ unsafe { crate::context::CONTEXTS.init() };
+
+ pr_warn!("Loaded Rust Binder.");
+
+ BINDER_SHRINKER.register(kernel::c_str!("android-binder"))?;
+
+ // SAFETY: The module is being loaded, so we can initialize binderfs.
+ unsafe { kernel::error::to_result(binderfs::init_rust_binderfs())? };
+
+ Ok(Self {})
+ }
+}
+
+/// Makes the inner type Sync.
+#[repr(transparent)]
+pub struct AssertSync<T>(T);
+// SAFETY: Used only to insert `file_operations` into a global, which is safe.
+unsafe impl<T> Sync for AssertSync<T> {}
+
+/// File operations that rust_binderfs.c can use.
+#[no_mangle]
+#[used]
+pub static rust_binder_fops: AssertSync<kernel::bindings::file_operations> = {
+ // SAFETY: All zeroes is safe for the `file_operations` type.
+ let zeroed_ops = unsafe { core::mem::MaybeUninit::zeroed().assume_init() };
+
+ let ops = kernel::bindings::file_operations {
+ owner: THIS_MODULE.as_ptr(),
+ poll: Some(rust_binder_poll),
+ unlocked_ioctl: Some(rust_binder_ioctl),
+ compat_ioctl: Some(bindings::compat_ptr_ioctl),
+ mmap: Some(rust_binder_mmap),
+ open: Some(rust_binder_open),
+ release: Some(rust_binder_release),
+ flush: Some(rust_binder_flush),
+ ..zeroed_ops
+ };
+ AssertSync(ops)
+};
+
+/// # Safety
+/// Only called by binderfs.
+#[no_mangle]
+unsafe extern "C" fn rust_binder_new_context(
+ name: *const kernel::ffi::c_char,
+) -> *mut kernel::ffi::c_void {
+ // SAFETY: The caller will always provide a valid c string here.
+ let name = unsafe { kernel::str::CStr::from_char_ptr(name) };
+ match Context::new(name) {
+ Ok(ctx) => Arc::into_foreign(ctx),
+ Err(_err) => core::ptr::null_mut(),
+ }
+}
+
+/// # Safety
+/// Only called by binderfs.
+#[no_mangle]
+unsafe extern "C" fn rust_binder_remove_context(device: *mut kernel::ffi::c_void) {
+ if !device.is_null() {
+ // SAFETY: The caller ensures that the `device` pointer came from a previous call to
+ // `rust_binder_new_device`.
+ let ctx = unsafe { Arc::<Context>::from_foreign(device) };
+ ctx.deregister();
+ drop(ctx);
+ }
+}
+
+/// # Safety
+/// Only called by binderfs.
+unsafe extern "C" fn rust_binder_open(
+ inode: *mut bindings::inode,
+ file_ptr: *mut bindings::file,
+) -> kernel::ffi::c_int {
+ // SAFETY: The `rust_binderfs.c` file ensures that `i_private` is set to a
+ // `struct binder_device`.
+ let device = unsafe { (*inode).i_private } as *const binderfs::binder_device;
+
+ assert!(!device.is_null());
+
+ // SAFETY: The `rust_binderfs.c` file ensures that `device->ctx` holds a binder context when
+ // using the rust binder fops.
+ let ctx = unsafe { Arc::<Context>::borrow((*device).ctx) };
+
+ // SAFETY: The caller provides a valid file pointer to a new `struct file`.
+ let file = unsafe { File::from_raw_file(file_ptr) };
+ let process = match Process::open(ctx, file) {
+ Ok(process) => process,
+ Err(err) => return err.to_errno(),
+ };
+
+ // SAFETY: This is an `inode` for a newly created binder file.
+ match unsafe { BinderfsProcFile::new(inode, process.task.pid()) } {
+ Ok(Some(file)) => process.inner.lock().binderfs_file = Some(file),
+ Ok(None) => { /* pid already exists */ }
+ Err(err) => return err.to_errno(),
+ }
+
+ // SAFETY: This file is associated with Rust binder, so we own the `private_data` field.
+ unsafe { (*file_ptr).private_data = process.into_foreign() };
+ 0
+}
+
+/// # Safety
+/// Only called by binderfs.
+unsafe extern "C" fn rust_binder_release(
+ _inode: *mut bindings::inode,
+ file: *mut bindings::file,
+) -> kernel::ffi::c_int {
+ // SAFETY: We previously set `private_data` in `rust_binder_open`.
+ let process = unsafe { Arc::<Process>::from_foreign((*file).private_data) };
+ // SAFETY: The caller ensures that the file is valid.
+ let file = unsafe { File::from_raw_file(file) };
+ Process::release(process, file);
+ 0
+}
+
+/// # Safety
+/// Only called by binderfs.
+unsafe extern "C" fn rust_binder_ioctl(
+ file: *mut bindings::file,
+ cmd: kernel::ffi::c_uint,
+ arg: kernel::ffi::c_ulong,
+) -> kernel::ffi::c_long {
+ // SAFETY: We previously set `private_data` in `rust_binder_open`.
+ let f = unsafe { Arc::<Process>::borrow((*file).private_data) };
+ // SAFETY: The caller ensures that the file is valid.
+ match Process::ioctl(f, unsafe { File::from_raw_file(file) }, cmd as _, arg as _) {
+ Ok(()) => 0,
+ Err(err) => err.to_errno() as isize,
+ }
+}
+
+/// # Safety
+/// Only called by binderfs.
+unsafe extern "C" fn rust_binder_mmap(
+ file: *mut bindings::file,
+ vma: *mut bindings::vm_area_struct,
+) -> kernel::ffi::c_int {
+ // SAFETY: We previously set `private_data` in `rust_binder_open`.
+ let f = unsafe { Arc::<Process>::borrow((*file).private_data) };
+ // SAFETY: The caller ensures that the vma is valid.
+ let area = unsafe { kernel::mm::virt::VmaNew::from_raw(vma) };
+ // SAFETY: The caller ensures that the file is valid.
+ match Process::mmap(f, unsafe { File::from_raw_file(file) }, area) {
+ Ok(()) => 0,
+ Err(err) => err.to_errno(),
+ }
+}
+
+/// # Safety
+/// Only called by binderfs.
+unsafe extern "C" fn rust_binder_poll(
+ file: *mut bindings::file,
+ wait: *mut bindings::poll_table_struct,
+) -> bindings::__poll_t {
+ // SAFETY: We previously set `private_data` in `rust_binder_open`.
+ let f = unsafe { Arc::<Process>::borrow((*file).private_data) };
+ // SAFETY: The caller ensures that the file is valid.
+ let fileref = unsafe { File::from_raw_file(file) };
+ // SAFETY: The caller ensures that the `PollTable` is valid.
+ match Process::poll(f, fileref, unsafe { PollTable::from_raw(wait) }) {
+ Ok(v) => v,
+ Err(_) => bindings::POLLERR,
+ }
+}
+
+/// # Safety
+/// Only called by binderfs.
+unsafe extern "C" fn rust_binder_flush(
+ file: *mut bindings::file,
+ _id: bindings::fl_owner_t,
+) -> kernel::ffi::c_int {
+ // SAFETY: We previously set `private_data` in `rust_binder_open`.
+ let f = unsafe { Arc::<Process>::borrow((*file).private_data) };
+ match Process::flush(f) {
+ Ok(()) => 0,
+ Err(err) => err.to_errno(),
+ }
+}
+
+/// # Safety
+/// Only called by binderfs.
+#[no_mangle]
+unsafe extern "C" fn rust_binder_stats_show(
+ ptr: *mut seq_file,
+ _: *mut kernel::ffi::c_void,
+) -> kernel::ffi::c_int {
+ // SAFETY: The caller ensures that the pointer is valid and exclusive for the duration in which
+ // this method is called.
+ let m = unsafe { SeqFile::from_raw(ptr) };
+ if let Err(err) = rust_binder_stats_show_impl(m) {
+ seq_print!(m, "failed to generate state: {:?}\n", err);
+ }
+ 0
+}
+
+/// # Safety
+/// Only called by binderfs.
+#[no_mangle]
+unsafe extern "C" fn rust_binder_state_show(
+ ptr: *mut seq_file,
+ _: *mut kernel::ffi::c_void,
+) -> kernel::ffi::c_int {
+ // SAFETY: The caller ensures that the pointer is valid and exclusive for the duration in which
+ // this method is called.
+ let m = unsafe { SeqFile::from_raw(ptr) };
+ if let Err(err) = rust_binder_state_show_impl(m) {
+ seq_print!(m, "failed to generate state: {:?}\n", err);
+ }
+ 0
+}
+
+/// # Safety
+/// Only called by binderfs.
+#[no_mangle]
+unsafe extern "C" fn rust_binder_proc_show(
+ ptr: *mut seq_file,
+ _: *mut kernel::ffi::c_void,
+) -> kernel::ffi::c_int {
+ // SAFETY: Accessing the private field of `seq_file` is okay.
+ let pid = (unsafe { (*ptr).private }) as usize as Pid;
+ // SAFETY: The caller ensures that the pointer is valid and exclusive for the duration in which
+ // this method is called.
+ let m = unsafe { SeqFile::from_raw(ptr) };
+ if let Err(err) = rust_binder_proc_show_impl(m, pid) {
+ seq_print!(m, "failed to generate state: {:?}\n", err);
+ }
+ 0
+}
+
+/// # Safety
+/// Only called by binderfs.
+#[no_mangle]
+unsafe extern "C" fn rust_binder_transactions_show(
+ ptr: *mut seq_file,
+ _: *mut kernel::ffi::c_void,
+) -> kernel::ffi::c_int {
+ // SAFETY: The caller ensures that the pointer is valid and exclusive for the duration in which
+ // this method is called.
+ let m = unsafe { SeqFile::from_raw(ptr) };
+ if let Err(err) = rust_binder_transactions_show_impl(m) {
+ seq_print!(m, "failed to generate state: {:?}\n", err);
+ }
+ 0
+}
+
+fn rust_binder_transactions_show_impl(m: &SeqFile) -> Result<()> {
+ seq_print!(m, "binder transactions:\n");
+ let contexts = context::get_all_contexts()?;
+ for ctx in contexts {
+ let procs = ctx.get_all_procs()?;
+ for proc in procs {
+ proc.debug_print(m, &ctx, false)?;
+ seq_print!(m, "\n");
+ }
+ }
+ Ok(())
+}
+
+fn rust_binder_stats_show_impl(m: &SeqFile) -> Result<()> {
+ seq_print!(m, "binder stats:\n");
+ stats::GLOBAL_STATS.debug_print("", m);
+ let contexts = context::get_all_contexts()?;
+ for ctx in contexts {
+ let procs = ctx.get_all_procs()?;
+ for proc in procs {
+ proc.debug_print_stats(m, &ctx)?;
+ seq_print!(m, "\n");
+ }
+ }
+ Ok(())
+}
+
+fn rust_binder_state_show_impl(m: &SeqFile) -> Result<()> {
+ seq_print!(m, "binder state:\n");
+ let contexts = context::get_all_contexts()?;
+ for ctx in contexts {
+ let procs = ctx.get_all_procs()?;
+ for proc in procs {
+ proc.debug_print(m, &ctx, true)?;
+ seq_print!(m, "\n");
+ }
+ }
+ Ok(())
+}
+
+fn rust_binder_proc_show_impl(m: &SeqFile, pid: Pid) -> Result<()> {
+ seq_print!(m, "binder proc state:\n");
+ let contexts = context::get_all_contexts()?;
+ for ctx in contexts {
+ let procs = ctx.get_procs_with_pid(pid)?;
+ for proc in procs {
+ proc.debug_print(m, &ctx, true)?;
+ seq_print!(m, "\n");
+ }
+ }
+ Ok(())
+}
+
+struct BinderfsProcFile(NonNull<bindings::dentry>);
+
+// SAFETY: Safe to drop any thread.
+unsafe impl Send for BinderfsProcFile {}
+
+impl BinderfsProcFile {
+ /// # Safety
+ ///
+ /// Takes an inode from a newly created binder file.
+ unsafe fn new(nodp: *mut bindings::inode, pid: i32) -> Result<Option<Self>> {
+ // SAFETY: The caller passes an `inode` for a newly created binder file.
+ let dentry = unsafe { binderfs::rust_binderfs_create_proc_file(nodp, pid) };
+ match kernel::error::from_err_ptr(dentry) {
+ Ok(dentry) => Ok(NonNull::new(dentry).map(Self)),
+ Err(err) if err == EEXIST => Ok(None),
+ Err(err) => Err(err),
+ }
+ }
+}
+
+impl Drop for BinderfsProcFile {
+ fn drop(&mut self) {
+ // SAFETY: This is a dentry from `rust_binderfs_remove_file` that has not been deleted yet.
+ unsafe { binderfs::rust_binderfs_remove_file(self.0.as_ptr()) };
+ }
+}
diff --git a/drivers/android/binder/rust_binderfs.c b/drivers/android/binder/rust_binderfs.c
new file mode 100644
index 000000000000..c69026df775c
--- /dev/null
+++ b/drivers/android/binder/rust_binderfs.c
@@ -0,0 +1,795 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <linux/compiler_types.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/fsnotify.h>
+#include <linux/gfp.h>
+#include <linux/idr.h>
+#include <linux/init.h>
+#include <linux/ipc_namespace.h>
+#include <linux/kdev_t.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/namei.h>
+#include <linux/magic.h>
+#include <linux/major.h>
+#include <linux/miscdevice.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/mount.h>
+#include <linux/fs_parser.h>
+#include <linux/sched.h>
+#include <linux/seq_file.h>
+#include <linux/slab.h>
+#include <linux/spinlock_types.h>
+#include <linux/stddef.h>
+#include <linux/string.h>
+#include <linux/types.h>
+#include <linux/uaccess.h>
+#include <linux/user_namespace.h>
+#include <linux/xarray.h>
+#include <uapi/asm-generic/errno-base.h>
+#include <uapi/linux/android/binder.h>
+#include <uapi/linux/android/binderfs.h>
+
+#include "rust_binder.h"
+#include "rust_binder_internal.h"
+
+#define FIRST_INODE 1
+#define SECOND_INODE 2
+#define INODE_OFFSET 3
+#define BINDERFS_MAX_MINOR (1U << MINORBITS)
+/* Ensure that the initial ipc namespace always has devices available. */
+#define BINDERFS_MAX_MINOR_CAPPED (BINDERFS_MAX_MINOR - 4)
+
+DEFINE_SHOW_ATTRIBUTE(rust_binder_stats);
+DEFINE_SHOW_ATTRIBUTE(rust_binder_state);
+DEFINE_SHOW_ATTRIBUTE(rust_binder_transactions);
+DEFINE_SHOW_ATTRIBUTE(rust_binder_proc);
+
+char *rust_binder_devices_param = CONFIG_ANDROID_BINDER_DEVICES;
+module_param_named(rust_devices, rust_binder_devices_param, charp, 0444);
+
+static dev_t binderfs_dev;
+static DEFINE_MUTEX(binderfs_minors_mutex);
+static DEFINE_IDA(binderfs_minors);
+
+enum binderfs_param {
+ Opt_max,
+ Opt_stats_mode,
+};
+
+enum binderfs_stats_mode {
+ binderfs_stats_mode_unset,
+ binderfs_stats_mode_global,
+};
+
+struct binder_features {
+ bool oneway_spam_detection;
+ bool extended_error;
+ bool freeze_notification;
+};
+
+static const struct constant_table binderfs_param_stats[] = {
+ { "global", binderfs_stats_mode_global },
+ {}
+};
+
+static const struct fs_parameter_spec binderfs_fs_parameters[] = {
+ fsparam_u32("max", Opt_max),
+ fsparam_enum("stats", Opt_stats_mode, binderfs_param_stats),
+ {}
+};
+
+static struct binder_features binder_features = {
+ .oneway_spam_detection = true,
+ .extended_error = true,
+ .freeze_notification = true,
+};
+
+static inline struct binderfs_info *BINDERFS_SB(const struct super_block *sb)
+{
+ return sb->s_fs_info;
+}
+
+/**
+ * binderfs_binder_device_create - allocate inode from super block of a
+ * binderfs mount
+ * @ref_inode: inode from wich the super block will be taken
+ * @userp: buffer to copy information about new device for userspace to
+ * @req: struct binderfs_device as copied from userspace
+ *
+ * This function allocates a new binder_device and reserves a new minor
+ * number for it.
+ * Minor numbers are limited and tracked globally in binderfs_minors. The
+ * function will stash a struct binder_device for the specific binder
+ * device in i_private of the inode.
+ * It will go on to allocate a new inode from the super block of the
+ * filesystem mount, stash a struct binder_device in its i_private field
+ * and attach a dentry to that inode.
+ *
+ * Return: 0 on success, negative errno on failure
+ */
+static int binderfs_binder_device_create(struct inode *ref_inode,
+ struct binderfs_device __user *userp,
+ struct binderfs_device *req)
+{
+ int minor, ret;
+ struct dentry *dentry, *root;
+ struct binder_device *device = NULL;
+ rust_binder_context ctx = NULL;
+ struct inode *inode = NULL;
+ struct super_block *sb = ref_inode->i_sb;
+ struct binderfs_info *info = sb->s_fs_info;
+#if defined(CONFIG_IPC_NS)
+ bool use_reserve = (info->ipc_ns == &init_ipc_ns);
+#else
+ bool use_reserve = true;
+#endif
+
+ /* Reserve new minor number for the new device. */
+ mutex_lock(&binderfs_minors_mutex);
+ if (++info->device_count <= info->mount_opts.max)
+ minor = ida_alloc_max(&binderfs_minors,
+ use_reserve ? BINDERFS_MAX_MINOR :
+ BINDERFS_MAX_MINOR_CAPPED,
+ GFP_KERNEL);
+ else
+ minor = -ENOSPC;
+ if (minor < 0) {
+ --info->device_count;
+ mutex_unlock(&binderfs_minors_mutex);
+ return minor;
+ }
+ mutex_unlock(&binderfs_minors_mutex);
+
+ ret = -ENOMEM;
+ device = kzalloc(sizeof(*device), GFP_KERNEL);
+ if (!device)
+ goto err;
+
+ req->name[BINDERFS_MAX_NAME] = '\0'; /* NUL-terminate */
+
+ ctx = rust_binder_new_context(req->name);
+ if (!ctx)
+ goto err;
+
+ inode = new_inode(sb);
+ if (!inode)
+ goto err;
+
+ inode->i_ino = minor + INODE_OFFSET;
+ simple_inode_init_ts(inode);
+ init_special_inode(inode, S_IFCHR | 0600,
+ MKDEV(MAJOR(binderfs_dev), minor));
+ inode->i_fop = &rust_binder_fops;
+ inode->i_uid = info->root_uid;
+ inode->i_gid = info->root_gid;
+
+ req->major = MAJOR(binderfs_dev);
+ req->minor = minor;
+ device->ctx = ctx;
+ device->minor = minor;
+
+ if (userp && copy_to_user(userp, req, sizeof(*req))) {
+ ret = -EFAULT;
+ goto err;
+ }
+
+ root = sb->s_root;
+ dentry = simple_start_creating(root, req->name);
+ if (IS_ERR(dentry)) {
+ ret = PTR_ERR(dentry);
+ goto err;
+ }
+
+ inode->i_private = device;
+ d_make_persistent(dentry, inode);
+
+ fsnotify_create(root->d_inode, dentry);
+ simple_done_creating(dentry);
+
+ return 0;
+
+err:
+ kfree(device);
+ rust_binder_remove_context(ctx);
+ mutex_lock(&binderfs_minors_mutex);
+ --info->device_count;
+ ida_free(&binderfs_minors, minor);
+ mutex_unlock(&binderfs_minors_mutex);
+ iput(inode);
+
+ return ret;
+}
+
+/**
+ * binder_ctl_ioctl - handle binder device node allocation requests
+ *
+ * The request handler for the binder-control device. All requests operate on
+ * the binderfs mount the binder-control device resides in:
+ * - BINDER_CTL_ADD
+ * Allocate a new binder device.
+ *
+ * Return: %0 on success, negative errno on failure.
+ */
+static long binder_ctl_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ int ret = -EINVAL;
+ struct inode *inode = file_inode(file);
+ struct binderfs_device __user *device = (struct binderfs_device __user *)arg;
+ struct binderfs_device device_req;
+
+ switch (cmd) {
+ case BINDER_CTL_ADD:
+ ret = copy_from_user(&device_req, device, sizeof(device_req));
+ if (ret) {
+ ret = -EFAULT;
+ break;
+ }
+
+ ret = binderfs_binder_device_create(inode, device, &device_req);
+ break;
+ default:
+ break;
+ }
+
+ return ret;
+}
+
+static void binderfs_evict_inode(struct inode *inode)
+{
+ struct binder_device *device = inode->i_private;
+ struct binderfs_info *info = BINDERFS_SB(inode->i_sb);
+
+ clear_inode(inode);
+
+ if (!S_ISCHR(inode->i_mode) || !device)
+ return;
+
+ mutex_lock(&binderfs_minors_mutex);
+ --info->device_count;
+ ida_free(&binderfs_minors, device->minor);
+ mutex_unlock(&binderfs_minors_mutex);
+
+ /* ctx is null for binder-control, but this function ignores null pointers */
+ rust_binder_remove_context(device->ctx);
+
+ kfree(device);
+}
+
+static int binderfs_fs_context_parse_param(struct fs_context *fc,
+ struct fs_parameter *param)
+{
+ int opt;
+ struct binderfs_mount_opts *ctx = fc->fs_private;
+ struct fs_parse_result result;
+
+ opt = fs_parse(fc, binderfs_fs_parameters, param, &result);
+ if (opt < 0)
+ return opt;
+
+ switch (opt) {
+ case Opt_max:
+ if (result.uint_32 > BINDERFS_MAX_MINOR)
+ return invalfc(fc, "Bad value for '%s'", param->key);
+
+ ctx->max = result.uint_32;
+ break;
+ case Opt_stats_mode:
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ ctx->stats_mode = result.uint_32;
+ break;
+ default:
+ return invalfc(fc, "Unsupported parameter '%s'", param->key);
+ }
+
+ return 0;
+}
+
+static int binderfs_fs_context_reconfigure(struct fs_context *fc)
+{
+ struct binderfs_mount_opts *ctx = fc->fs_private;
+ struct binderfs_info *info = BINDERFS_SB(fc->root->d_sb);
+
+ if (info->mount_opts.stats_mode != ctx->stats_mode)
+ return invalfc(fc, "Binderfs stats mode cannot be changed during a remount");
+
+ info->mount_opts.stats_mode = ctx->stats_mode;
+ info->mount_opts.max = ctx->max;
+ return 0;
+}
+
+static int binderfs_show_options(struct seq_file *seq, struct dentry *root)
+{
+ struct binderfs_info *info = BINDERFS_SB(root->d_sb);
+
+ if (info->mount_opts.max <= BINDERFS_MAX_MINOR)
+ seq_printf(seq, ",max=%d", info->mount_opts.max);
+
+ switch (info->mount_opts.stats_mode) {
+ case binderfs_stats_mode_unset:
+ break;
+ case binderfs_stats_mode_global:
+ seq_puts(seq, ",stats=global");
+ break;
+ }
+
+ return 0;
+}
+
+static const struct super_operations binderfs_super_ops = {
+ .evict_inode = binderfs_evict_inode,
+ .show_options = binderfs_show_options,
+ .statfs = simple_statfs,
+};
+
+static inline bool is_binderfs_control_device(const struct dentry *dentry)
+{
+ struct binderfs_info *info = dentry->d_sb->s_fs_info;
+
+ return info->control_dentry == dentry;
+}
+
+static int binderfs_rename(struct mnt_idmap *idmap,
+ struct inode *old_dir, struct dentry *old_dentry,
+ struct inode *new_dir, struct dentry *new_dentry,
+ unsigned int flags)
+{
+ if (is_binderfs_control_device(old_dentry) ||
+ is_binderfs_control_device(new_dentry))
+ return -EPERM;
+
+ return simple_rename(idmap, old_dir, old_dentry, new_dir,
+ new_dentry, flags);
+}
+
+static int binderfs_unlink(struct inode *dir, struct dentry *dentry)
+{
+ if (is_binderfs_control_device(dentry))
+ return -EPERM;
+
+ return simple_unlink(dir, dentry);
+}
+
+static const struct file_operations binder_ctl_fops = {
+ .owner = THIS_MODULE,
+ .open = nonseekable_open,
+ .unlocked_ioctl = binder_ctl_ioctl,
+ .compat_ioctl = binder_ctl_ioctl,
+ .llseek = noop_llseek,
+};
+
+/**
+ * binderfs_binder_ctl_create - create a new binder-control device
+ * @sb: super block of the binderfs mount
+ *
+ * This function creates a new binder-control device node in the binderfs mount
+ * referred to by @sb.
+ *
+ * Return: 0 on success, negative errno on failure
+ */
+static int binderfs_binder_ctl_create(struct super_block *sb)
+{
+ int minor, ret;
+ struct dentry *dentry;
+ struct binder_device *device;
+ struct inode *inode = NULL;
+ struct dentry *root = sb->s_root;
+ struct binderfs_info *info = sb->s_fs_info;
+#if defined(CONFIG_IPC_NS)
+ bool use_reserve = (info->ipc_ns == &init_ipc_ns);
+#else
+ bool use_reserve = true;
+#endif
+
+ device = kzalloc(sizeof(*device), GFP_KERNEL);
+ if (!device)
+ return -ENOMEM;
+
+ /* If we have already created a binder-control node, return. */
+ if (info->control_dentry) {
+ ret = 0;
+ goto out;
+ }
+
+ ret = -ENOMEM;
+ inode = new_inode(sb);
+ if (!inode)
+ goto out;
+
+ /* Reserve a new minor number for the new device. */
+ mutex_lock(&binderfs_minors_mutex);
+ minor = ida_alloc_max(&binderfs_minors,
+ use_reserve ? BINDERFS_MAX_MINOR :
+ BINDERFS_MAX_MINOR_CAPPED,
+ GFP_KERNEL);
+ mutex_unlock(&binderfs_minors_mutex);
+ if (minor < 0) {
+ ret = minor;
+ goto out;
+ }
+
+ inode->i_ino = SECOND_INODE;
+ simple_inode_init_ts(inode);
+ init_special_inode(inode, S_IFCHR | 0600,
+ MKDEV(MAJOR(binderfs_dev), minor));
+ inode->i_fop = &binder_ctl_fops;
+ inode->i_uid = info->root_uid;
+ inode->i_gid = info->root_gid;
+
+ device->minor = minor;
+ device->ctx = NULL;
+
+ dentry = d_alloc_name(root, "binder-control");
+ if (!dentry)
+ goto out;
+
+ inode->i_private = device;
+ info->control_dentry = dentry;
+ d_add(dentry, inode);
+
+ return 0;
+
+out:
+ kfree(device);
+ iput(inode);
+
+ return ret;
+}
+
+static const struct inode_operations binderfs_dir_inode_operations = {
+ .lookup = simple_lookup,
+ .rename = binderfs_rename,
+ .unlink = binderfs_unlink,
+};
+
+static struct inode *binderfs_make_inode(struct super_block *sb, int mode)
+{
+ struct inode *ret;
+
+ ret = new_inode(sb);
+ if (ret) {
+ ret->i_ino = iunique(sb, BINDERFS_MAX_MINOR + INODE_OFFSET);
+ ret->i_mode = mode;
+ simple_inode_init_ts(ret);
+ }
+ return ret;
+}
+
+void rust_binderfs_remove_file(struct dentry *dentry)
+{
+ simple_recursive_removal(dentry, NULL);
+}
+
+static struct dentry *rust_binderfs_create_file(struct dentry *parent, const char *name,
+ const struct file_operations *fops,
+ void *data)
+{
+ struct dentry *dentry;
+ struct inode *new_inode;
+
+ new_inode = binderfs_make_inode(parent->d_sb, S_IFREG | 0444);
+ if (!new_inode)
+ return ERR_PTR(-ENOMEM);
+ new_inode->i_fop = fops;
+ new_inode->i_private = data;
+
+ dentry = simple_start_creating(parent, name);
+ if (IS_ERR(dentry)) {
+ iput(new_inode);
+ return dentry;
+ }
+
+ d_make_persistent(dentry, new_inode);
+ fsnotify_create(parent->d_inode, dentry);
+ simple_done_creating(dentry);
+ return dentry;
+}
+
+struct dentry *rust_binderfs_create_proc_file(struct inode *nodp, int pid)
+{
+ struct binderfs_info *info = nodp->i_sb->s_fs_info;
+ struct dentry *dir = info->proc_log_dir;
+ char strbuf[20 + 1];
+ void *data = (void *)(unsigned long) pid;
+
+ if (!dir)
+ return NULL;
+
+ snprintf(strbuf, sizeof(strbuf), "%u", pid);
+ return rust_binderfs_create_file(dir, strbuf, &rust_binder_proc_fops, data);
+}
+
+static struct dentry *binderfs_create_dir(struct dentry *parent,
+ const char *name)
+{
+ struct dentry *dentry;
+ struct inode *new_inode;
+
+ new_inode = binderfs_make_inode(parent->d_sb, S_IFDIR | 0755);
+ if (!new_inode)
+ return ERR_PTR(-ENOMEM);
+
+ new_inode->i_fop = &simple_dir_operations;
+ new_inode->i_op = &simple_dir_inode_operations;
+
+ dentry = simple_start_creating(parent, name);
+ if (IS_ERR(dentry)) {
+ iput(new_inode);
+ return dentry;
+ }
+
+ inc_nlink(parent->d_inode);
+ set_nlink(new_inode, 2);
+ d_make_persistent(dentry, new_inode);
+ fsnotify_mkdir(parent->d_inode, dentry);
+ simple_done_creating(dentry);
+ return dentry;
+}
+
+static int binder_features_show(struct seq_file *m, void *unused)
+{
+ bool *feature = m->private;
+
+ seq_printf(m, "%d\n", *feature);
+
+ return 0;
+}
+DEFINE_SHOW_ATTRIBUTE(binder_features);
+
+static int init_binder_features(struct super_block *sb)
+{
+ struct dentry *dentry, *dir;
+
+ dir = binderfs_create_dir(sb->s_root, "features");
+ if (IS_ERR(dir))
+ return PTR_ERR(dir);
+
+ dentry = rust_binderfs_create_file(dir, "oneway_spam_detection",
+ &binder_features_fops,
+ &binder_features.oneway_spam_detection);
+ if (IS_ERR(dentry))
+ return PTR_ERR(dentry);
+
+ dentry = rust_binderfs_create_file(dir, "extended_error",
+ &binder_features_fops,
+ &binder_features.extended_error);
+ if (IS_ERR(dentry))
+ return PTR_ERR(dentry);
+
+ dentry = rust_binderfs_create_file(dir, "freeze_notification",
+ &binder_features_fops,
+ &binder_features.freeze_notification);
+ if (IS_ERR(dentry))
+ return PTR_ERR(dentry);
+
+ return 0;
+}
+
+static int init_binder_logs(struct super_block *sb)
+{
+ struct dentry *binder_logs_root_dir, *dentry, *proc_log_dir;
+ struct binderfs_info *info;
+ int ret = 0;
+
+ binder_logs_root_dir = binderfs_create_dir(sb->s_root,
+ "binder_logs");
+ if (IS_ERR(binder_logs_root_dir)) {
+ ret = PTR_ERR(binder_logs_root_dir);
+ goto out;
+ }
+
+ dentry = rust_binderfs_create_file(binder_logs_root_dir, "stats",
+ &rust_binder_stats_fops, NULL);
+ if (IS_ERR(dentry)) {
+ ret = PTR_ERR(dentry);
+ goto out;
+ }
+
+ dentry = rust_binderfs_create_file(binder_logs_root_dir, "state",
+ &rust_binder_state_fops, NULL);
+ if (IS_ERR(dentry)) {
+ ret = PTR_ERR(dentry);
+ goto out;
+ }
+
+ dentry = rust_binderfs_create_file(binder_logs_root_dir, "transactions",
+ &rust_binder_transactions_fops, NULL);
+ if (IS_ERR(dentry)) {
+ ret = PTR_ERR(dentry);
+ goto out;
+ }
+
+ proc_log_dir = binderfs_create_dir(binder_logs_root_dir, "proc");
+ if (IS_ERR(proc_log_dir)) {
+ ret = PTR_ERR(proc_log_dir);
+ goto out;
+ }
+ info = sb->s_fs_info;
+ info->proc_log_dir = proc_log_dir;
+
+out:
+ return ret;
+}
+
+static int binderfs_fill_super(struct super_block *sb, struct fs_context *fc)
+{
+ int ret;
+ struct binderfs_info *info;
+ struct binderfs_mount_opts *ctx = fc->fs_private;
+ struct inode *inode = NULL;
+ struct binderfs_device device_info = {};
+ const char *name;
+ size_t len;
+
+ sb->s_blocksize = PAGE_SIZE;
+ sb->s_blocksize_bits = PAGE_SHIFT;
+
+ /*
+ * The binderfs filesystem can be mounted by userns root in a
+ * non-initial userns. By default such mounts have the SB_I_NODEV flag
+ * set in s_iflags to prevent security issues where userns root can
+ * just create random device nodes via mknod() since it owns the
+ * filesystem mount. But binderfs does not allow to create any files
+ * including devices nodes. The only way to create binder devices nodes
+ * is through the binder-control device which userns root is explicitly
+ * allowed to do. So removing the SB_I_NODEV flag from s_iflags is both
+ * necessary and safe.
+ */
+ sb->s_iflags &= ~SB_I_NODEV;
+ sb->s_iflags |= SB_I_NOEXEC;
+ sb->s_magic = RUST_BINDERFS_SUPER_MAGIC;
+ sb->s_op = &binderfs_super_ops;
+ sb->s_time_gran = 1;
+
+ sb->s_fs_info = kzalloc(sizeof(struct binderfs_info), GFP_KERNEL);
+ if (!sb->s_fs_info)
+ return -ENOMEM;
+ info = sb->s_fs_info;
+
+ info->ipc_ns = get_ipc_ns(current->nsproxy->ipc_ns);
+
+ info->root_gid = make_kgid(sb->s_user_ns, 0);
+ if (!gid_valid(info->root_gid))
+ info->root_gid = GLOBAL_ROOT_GID;
+ info->root_uid = make_kuid(sb->s_user_ns, 0);
+ if (!uid_valid(info->root_uid))
+ info->root_uid = GLOBAL_ROOT_UID;
+ info->mount_opts.max = ctx->max;
+ info->mount_opts.stats_mode = ctx->stats_mode;
+
+ inode = new_inode(sb);
+ if (!inode)
+ return -ENOMEM;
+
+ inode->i_ino = FIRST_INODE;
+ inode->i_fop = &simple_dir_operations;
+ inode->i_mode = S_IFDIR | 0755;
+ simple_inode_init_ts(inode);
+ inode->i_op = &binderfs_dir_inode_operations;
+ set_nlink(inode, 2);
+
+ sb->s_root = d_make_root(inode);
+ if (!sb->s_root)
+ return -ENOMEM;
+
+ ret = binderfs_binder_ctl_create(sb);
+ if (ret)
+ return ret;
+
+ name = rust_binder_devices_param;
+ for (len = strcspn(name, ","); len > 0; len = strcspn(name, ",")) {
+ strscpy(device_info.name, name, len + 1);
+ ret = binderfs_binder_device_create(inode, NULL, &device_info);
+ if (ret)
+ return ret;
+ name += len;
+ if (*name == ',')
+ name++;
+ }
+
+ ret = init_binder_features(sb);
+ if (ret)
+ return ret;
+
+ if (info->mount_opts.stats_mode == binderfs_stats_mode_global)
+ return init_binder_logs(sb);
+
+ return 0;
+}
+
+static int binderfs_fs_context_get_tree(struct fs_context *fc)
+{
+ return get_tree_nodev(fc, binderfs_fill_super);
+}
+
+static void binderfs_fs_context_free(struct fs_context *fc)
+{
+ struct binderfs_mount_opts *ctx = fc->fs_private;
+
+ kfree(ctx);
+}
+
+static const struct fs_context_operations binderfs_fs_context_ops = {
+ .free = binderfs_fs_context_free,
+ .get_tree = binderfs_fs_context_get_tree,
+ .parse_param = binderfs_fs_context_parse_param,
+ .reconfigure = binderfs_fs_context_reconfigure,
+};
+
+static int binderfs_init_fs_context(struct fs_context *fc)
+{
+ struct binderfs_mount_opts *ctx;
+
+ ctx = kzalloc(sizeof(struct binderfs_mount_opts), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ ctx->max = BINDERFS_MAX_MINOR;
+ ctx->stats_mode = binderfs_stats_mode_unset;
+
+ fc->fs_private = ctx;
+ fc->ops = &binderfs_fs_context_ops;
+
+ return 0;
+}
+
+static void binderfs_kill_super(struct super_block *sb)
+{
+ struct binderfs_info *info = sb->s_fs_info;
+
+ /*
+ * During inode eviction struct binderfs_info is needed.
+ * So first wipe the super_block then free struct binderfs_info.
+ */
+ kill_anon_super(sb);
+
+ if (info && info->ipc_ns)
+ put_ipc_ns(info->ipc_ns);
+
+ kfree(info);
+}
+
+static struct file_system_type binder_fs_type = {
+ .name = "binder",
+ .init_fs_context = binderfs_init_fs_context,
+ .parameters = binderfs_fs_parameters,
+ .kill_sb = binderfs_kill_super,
+ .fs_flags = FS_USERNS_MOUNT,
+};
+
+int init_rust_binderfs(void)
+{
+ int ret;
+ const char *name;
+ size_t len;
+
+ /* Verify that the default binderfs device names are valid. */
+ name = rust_binder_devices_param;
+ for (len = strcspn(name, ","); len > 0; len = strcspn(name, ",")) {
+ if (len > BINDERFS_MAX_NAME)
+ return -E2BIG;
+ name += len;
+ if (*name == ',')
+ name++;
+ }
+
+ /* Allocate new major number for binderfs. */
+ ret = alloc_chrdev_region(&binderfs_dev, 0, BINDERFS_MAX_MINOR,
+ "rust_binder");
+ if (ret)
+ return ret;
+
+ ret = register_filesystem(&binder_fs_type);
+ if (ret) {
+ unregister_chrdev_region(binderfs_dev, BINDERFS_MAX_MINOR);
+ return ret;
+ }
+
+ return ret;
+}
diff --git a/drivers/android/binder/stats.rs b/drivers/android/binder/stats.rs
new file mode 100644
index 000000000000..037002651941
--- /dev/null
+++ b/drivers/android/binder/stats.rs
@@ -0,0 +1,89 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+//! Keep track of statistics for binder_logs.
+
+use crate::defs::*;
+use core::sync::atomic::{AtomicU32, Ordering::Relaxed};
+use kernel::{ioctl::_IOC_NR, seq_file::SeqFile, seq_print};
+
+const BC_COUNT: usize = _IOC_NR(BC_REPLY_SG) as usize + 1;
+const BR_COUNT: usize = _IOC_NR(BR_TRANSACTION_PENDING_FROZEN) as usize + 1;
+
+pub(crate) static GLOBAL_STATS: BinderStats = BinderStats::new();
+
+pub(crate) struct BinderStats {
+ bc: [AtomicU32; BC_COUNT],
+ br: [AtomicU32; BR_COUNT],
+}
+
+impl BinderStats {
+ pub(crate) const fn new() -> Self {
+ #[expect(clippy::declare_interior_mutable_const)]
+ const ZERO: AtomicU32 = AtomicU32::new(0);
+
+ Self {
+ bc: [ZERO; BC_COUNT],
+ br: [ZERO; BR_COUNT],
+ }
+ }
+
+ pub(crate) fn inc_bc(&self, bc: u32) {
+ let idx = _IOC_NR(bc) as usize;
+ if let Some(bc_ref) = self.bc.get(idx) {
+ bc_ref.fetch_add(1, Relaxed);
+ }
+ }
+
+ pub(crate) fn inc_br(&self, br: u32) {
+ let idx = _IOC_NR(br) as usize;
+ if let Some(br_ref) = self.br.get(idx) {
+ br_ref.fetch_add(1, Relaxed);
+ }
+ }
+
+ pub(crate) fn debug_print(&self, prefix: &str, m: &SeqFile) {
+ for (i, cnt) in self.bc.iter().enumerate() {
+ let cnt = cnt.load(Relaxed);
+ if cnt > 0 {
+ seq_print!(m, "{}{}: {}\n", prefix, command_string(i), cnt);
+ }
+ }
+ for (i, cnt) in self.br.iter().enumerate() {
+ let cnt = cnt.load(Relaxed);
+ if cnt > 0 {
+ seq_print!(m, "{}{}: {}\n", prefix, return_string(i), cnt);
+ }
+ }
+ }
+}
+
+mod strings {
+ use core::str::from_utf8_unchecked;
+ use kernel::str::{CStr, CStrExt as _};
+
+ extern "C" {
+ static binder_command_strings: [*const u8; super::BC_COUNT];
+ static binder_return_strings: [*const u8; super::BR_COUNT];
+ }
+
+ pub(super) fn command_string(i: usize) -> &'static str {
+ // SAFETY: Accessing `binder_command_strings` is always safe.
+ let c_str_ptr = unsafe { binder_command_strings[i] };
+ // SAFETY: The `binder_command_strings` array only contains nul-terminated strings.
+ let bytes = unsafe { CStr::from_char_ptr(c_str_ptr) }.to_bytes();
+ // SAFETY: The `binder_command_strings` array only contains strings with ascii-chars.
+ unsafe { from_utf8_unchecked(bytes) }
+ }
+
+ pub(super) fn return_string(i: usize) -> &'static str {
+ // SAFETY: Accessing `binder_return_strings` is always safe.
+ let c_str_ptr = unsafe { binder_return_strings[i] };
+ // SAFETY: The `binder_command_strings` array only contains nul-terminated strings.
+ let bytes = unsafe { CStr::from_char_ptr(c_str_ptr) }.to_bytes();
+ // SAFETY: The `binder_command_strings` array only contains strings with ascii-chars.
+ unsafe { from_utf8_unchecked(bytes) }
+ }
+}
+use strings::{command_string, return_string};
diff --git a/drivers/android/binder/thread.rs b/drivers/android/binder/thread.rs
new file mode 100644
index 000000000000..1a8e6fdc0dc4
--- /dev/null
+++ b/drivers/android/binder/thread.rs
@@ -0,0 +1,1596 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+//! This module defines the `Thread` type, which represents a userspace thread that is using
+//! binder.
+//!
+//! The `Process` object stores all of the threads in an rb tree.
+
+use kernel::{
+ bindings,
+ fs::{File, LocalFile},
+ list::{AtomicTracker, List, ListArc, ListLinks, TryNewListArc},
+ prelude::*,
+ security,
+ seq_file::SeqFile,
+ seq_print,
+ sync::poll::{PollCondVar, PollTable},
+ sync::{Arc, SpinLock},
+ task::Task,
+ types::ARef,
+ uaccess::UserSlice,
+ uapi,
+};
+
+use crate::{
+ allocation::{Allocation, AllocationView, BinderObject, BinderObjectRef, NewAllocation},
+ defs::*,
+ error::BinderResult,
+ process::{GetWorkOrRegister, Process},
+ ptr_align,
+ stats::GLOBAL_STATS,
+ transaction::Transaction,
+ BinderReturnWriter, DArc, DLArc, DTRWrap, DeliverCode, DeliverToRead,
+};
+
+use core::{
+ mem::size_of,
+ sync::atomic::{AtomicU32, Ordering},
+};
+
+/// Stores the layout of the scatter-gather entries. This is used during the `translate_objects`
+/// call and is discarded when it returns.
+struct ScatterGatherState {
+ /// A struct that tracks the amount of unused buffer space.
+ unused_buffer_space: UnusedBufferSpace,
+ /// Scatter-gather entries to copy.
+ sg_entries: KVec<ScatterGatherEntry>,
+ /// Indexes into `sg_entries` corresponding to the last binder_buffer_object that
+ /// was processed and all of its ancestors. The array is in sorted order.
+ ancestors: KVec<usize>,
+}
+
+/// This entry specifies an additional buffer that should be copied using the scatter-gather
+/// mechanism.
+struct ScatterGatherEntry {
+ /// The index in the offset array of the BINDER_TYPE_PTR that this entry originates from.
+ obj_index: usize,
+ /// Offset in target buffer.
+ offset: usize,
+ /// User address in source buffer.
+ sender_uaddr: usize,
+ /// Number of bytes to copy.
+ length: usize,
+ /// The minimum offset of the next fixup in this buffer.
+ fixup_min_offset: usize,
+ /// The offsets within this buffer that contain pointers which should be translated.
+ pointer_fixups: KVec<PointerFixupEntry>,
+}
+
+/// This entry specifies that a fixup should happen at `target_offset` of the
+/// buffer. If `skip` is nonzero, then the fixup is a `binder_fd_array_object`
+/// and is applied later. Otherwise if `skip` is zero, then the size of the
+/// fixup is `sizeof::<u64>()` and `pointer_value` is written to the buffer.
+struct PointerFixupEntry {
+ /// The number of bytes to skip, or zero for a `binder_buffer_object` fixup.
+ skip: usize,
+ /// The translated pointer to write when `skip` is zero.
+ pointer_value: u64,
+ /// The offset at which the value should be written. The offset is relative
+ /// to the original buffer.
+ target_offset: usize,
+}
+
+/// Return type of `apply_and_validate_fixup_in_parent`.
+struct ParentFixupInfo {
+ /// The index of the parent buffer in `sg_entries`.
+ parent_sg_index: usize,
+ /// The number of ancestors of the buffer.
+ ///
+ /// The buffer is considered an ancestor of itself, so this is always at
+ /// least one.
+ num_ancestors: usize,
+ /// New value of `fixup_min_offset` if this fixup is applied.
+ new_min_offset: usize,
+ /// The offset of the fixup in the target buffer.
+ target_offset: usize,
+}
+
+impl ScatterGatherState {
+ /// Called when a `binder_buffer_object` or `binder_fd_array_object` tries
+ /// to access a region in its parent buffer. These accesses have various
+ /// restrictions, which this method verifies.
+ ///
+ /// The `parent_offset` and `length` arguments describe the offset and
+ /// length of the access in the parent buffer.
+ ///
+ /// # Detailed restrictions
+ ///
+ /// Obviously the fixup must be in-bounds for the parent buffer.
+ ///
+ /// For safety reasons, we only allow fixups inside a buffer to happen
+ /// at increasing offsets; additionally, we only allow fixup on the last
+ /// buffer object that was verified, or one of its parents.
+ ///
+ /// Example of what is allowed:
+ ///
+ /// A
+ /// B (parent = A, offset = 0)
+ /// C (parent = A, offset = 16)
+ /// D (parent = C, offset = 0)
+ /// E (parent = A, offset = 32) // min_offset is 16 (C.parent_offset)
+ ///
+ /// Examples of what is not allowed:
+ ///
+ /// Decreasing offsets within the same parent:
+ /// A
+ /// C (parent = A, offset = 16)
+ /// B (parent = A, offset = 0) // decreasing offset within A
+ ///
+ /// Arcerring to a parent that wasn't the last object or any of its parents:
+ /// A
+ /// B (parent = A, offset = 0)
+ /// C (parent = A, offset = 0)
+ /// C (parent = A, offset = 16)
+ /// D (parent = B, offset = 0) // B is not A or any of A's parents
+ fn validate_parent_fixup(
+ &self,
+ parent: usize,
+ parent_offset: usize,
+ length: usize,
+ ) -> Result<ParentFixupInfo> {
+ // Using `position` would also be correct, but `rposition` avoids
+ // quadratic running times.
+ let ancestors_i = self
+ .ancestors
+ .iter()
+ .copied()
+ .rposition(|sg_idx| self.sg_entries[sg_idx].obj_index == parent)
+ .ok_or(EINVAL)?;
+ let sg_idx = self.ancestors[ancestors_i];
+ let sg_entry = match self.sg_entries.get(sg_idx) {
+ Some(sg_entry) => sg_entry,
+ None => {
+ pr_err!(
+ "self.ancestors[{}] is {}, but self.sg_entries.len() is {}",
+ ancestors_i,
+ sg_idx,
+ self.sg_entries.len()
+ );
+ return Err(EINVAL);
+ }
+ };
+ if sg_entry.fixup_min_offset > parent_offset {
+ pr_warn!(
+ "validate_parent_fixup: fixup_min_offset={}, parent_offset={}",
+ sg_entry.fixup_min_offset,
+ parent_offset
+ );
+ return Err(EINVAL);
+ }
+ let new_min_offset = parent_offset.checked_add(length).ok_or(EINVAL)?;
+ if new_min_offset > sg_entry.length {
+ pr_warn!(
+ "validate_parent_fixup: new_min_offset={}, sg_entry.length={}",
+ new_min_offset,
+ sg_entry.length
+ );
+ return Err(EINVAL);
+ }
+ let target_offset = sg_entry.offset.checked_add(parent_offset).ok_or(EINVAL)?;
+ // The `ancestors_i + 1` operation can't overflow since the output of the addition is at
+ // most `self.ancestors.len()`, which also fits in a usize.
+ Ok(ParentFixupInfo {
+ parent_sg_index: sg_idx,
+ num_ancestors: ancestors_i + 1,
+ new_min_offset,
+ target_offset,
+ })
+ }
+}
+
+/// Keeps track of how much unused buffer space is left. The initial amount is the number of bytes
+/// requested by the user using the `buffers_size` field of `binder_transaction_data_sg`. Each time
+/// we translate an object of type `BINDER_TYPE_PTR`, some of the unused buffer space is consumed.
+struct UnusedBufferSpace {
+ /// The start of the remaining space.
+ offset: usize,
+ /// The end of the remaining space.
+ limit: usize,
+}
+impl UnusedBufferSpace {
+ /// Claim the next `size` bytes from the unused buffer space. The offset for the claimed chunk
+ /// into the buffer is returned.
+ fn claim_next(&mut self, size: usize) -> Result<usize> {
+ // We require every chunk to be aligned.
+ let size = ptr_align(size).ok_or(EINVAL)?;
+ let new_offset = self.offset.checked_add(size).ok_or(EINVAL)?;
+
+ if new_offset <= self.limit {
+ let offset = self.offset;
+ self.offset = new_offset;
+ Ok(offset)
+ } else {
+ Err(EINVAL)
+ }
+ }
+}
+
+pub(crate) enum PushWorkRes {
+ Ok,
+ FailedDead(DLArc<dyn DeliverToRead>),
+}
+
+impl PushWorkRes {
+ fn is_ok(&self) -> bool {
+ match self {
+ PushWorkRes::Ok => true,
+ PushWorkRes::FailedDead(_) => false,
+ }
+ }
+}
+
+/// The fields of `Thread` protected by the spinlock.
+struct InnerThread {
+ /// Determines the looper state of the thread. It is a bit-wise combination of the constants
+ /// prefixed with `LOOPER_`.
+ looper_flags: u32,
+
+ /// Determines whether the looper should return.
+ looper_need_return: bool,
+
+ /// Determines if thread is dead.
+ is_dead: bool,
+
+ /// Work item used to deliver error codes to the thread that started a transaction. Stored here
+ /// so that it can be reused.
+ reply_work: DArc<ThreadError>,
+
+ /// Work item used to deliver error codes to the current thread. Stored here so that it can be
+ /// reused.
+ return_work: DArc<ThreadError>,
+
+ /// Determines whether the work list below should be processed. When set to false, `work_list`
+ /// is treated as if it were empty.
+ process_work_list: bool,
+ /// List of work items to deliver to userspace.
+ work_list: List<DTRWrap<dyn DeliverToRead>>,
+ current_transaction: Option<DArc<Transaction>>,
+
+ /// Extended error information for this thread.
+ extended_error: ExtendedError,
+}
+
+const LOOPER_REGISTERED: u32 = 0x01;
+const LOOPER_ENTERED: u32 = 0x02;
+const LOOPER_EXITED: u32 = 0x04;
+const LOOPER_INVALID: u32 = 0x08;
+const LOOPER_WAITING: u32 = 0x10;
+const LOOPER_WAITING_PROC: u32 = 0x20;
+const LOOPER_POLL: u32 = 0x40;
+
+impl InnerThread {
+ fn new() -> Result<Self> {
+ fn next_err_id() -> u32 {
+ static EE_ID: AtomicU32 = AtomicU32::new(0);
+ EE_ID.fetch_add(1, Ordering::Relaxed)
+ }
+
+ Ok(Self {
+ looper_flags: 0,
+ looper_need_return: false,
+ is_dead: false,
+ process_work_list: false,
+ reply_work: ThreadError::try_new()?,
+ return_work: ThreadError::try_new()?,
+ work_list: List::new(),
+ current_transaction: None,
+ extended_error: ExtendedError::new(next_err_id(), BR_OK, 0),
+ })
+ }
+
+ fn pop_work(&mut self) -> Option<DLArc<dyn DeliverToRead>> {
+ if !self.process_work_list {
+ return None;
+ }
+
+ let ret = self.work_list.pop_front();
+ self.process_work_list = !self.work_list.is_empty();
+ ret
+ }
+
+ fn push_work(&mut self, work: DLArc<dyn DeliverToRead>) -> PushWorkRes {
+ if self.is_dead {
+ PushWorkRes::FailedDead(work)
+ } else {
+ self.work_list.push_back(work);
+ self.process_work_list = true;
+ PushWorkRes::Ok
+ }
+ }
+
+ fn push_reply_work(&mut self, code: u32) {
+ if let Ok(work) = ListArc::try_from_arc(self.reply_work.clone()) {
+ work.set_error_code(code);
+ self.push_work(work);
+ } else {
+ pr_warn!("Thread reply work is already in use.");
+ }
+ }
+
+ fn push_return_work(&mut self, reply: u32) {
+ if let Ok(work) = ListArc::try_from_arc(self.return_work.clone()) {
+ work.set_error_code(reply);
+ self.push_work(work);
+ } else {
+ pr_warn!("Thread return work is already in use.");
+ }
+ }
+
+ /// Used to push work items that do not need to be processed immediately and can wait until the
+ /// thread gets another work item.
+ fn push_work_deferred(&mut self, work: DLArc<dyn DeliverToRead>) {
+ self.work_list.push_back(work);
+ }
+
+ /// Fetches the transaction this thread can reply to. If the thread has a pending transaction
+ /// (that it could respond to) but it has also issued a transaction, it must first wait for the
+ /// previously-issued transaction to complete.
+ ///
+ /// The `thread` parameter should be the thread containing this `ThreadInner`.
+ fn pop_transaction_to_reply(&mut self, thread: &Thread) -> Result<DArc<Transaction>> {
+ let transaction = self.current_transaction.take().ok_or(EINVAL)?;
+ if core::ptr::eq(thread, transaction.from.as_ref()) {
+ self.current_transaction = Some(transaction);
+ return Err(EINVAL);
+ }
+ // Find a new current transaction for this thread.
+ self.current_transaction = transaction.find_from(thread).cloned();
+ Ok(transaction)
+ }
+
+ fn pop_transaction_replied(&mut self, transaction: &DArc<Transaction>) -> bool {
+ match self.current_transaction.take() {
+ None => false,
+ Some(old) => {
+ if !Arc::ptr_eq(transaction, &old) {
+ self.current_transaction = Some(old);
+ return false;
+ }
+ self.current_transaction = old.clone_next();
+ true
+ }
+ }
+ }
+
+ fn looper_enter(&mut self) {
+ self.looper_flags |= LOOPER_ENTERED;
+ if self.looper_flags & LOOPER_REGISTERED != 0 {
+ self.looper_flags |= LOOPER_INVALID;
+ }
+ }
+
+ fn looper_register(&mut self, valid: bool) {
+ self.looper_flags |= LOOPER_REGISTERED;
+ if !valid || self.looper_flags & LOOPER_ENTERED != 0 {
+ self.looper_flags |= LOOPER_INVALID;
+ }
+ }
+
+ fn looper_exit(&mut self) {
+ self.looper_flags |= LOOPER_EXITED;
+ }
+
+ /// Determines whether the thread is part of a pool, i.e., if it is a looper.
+ fn is_looper(&self) -> bool {
+ self.looper_flags & (LOOPER_ENTERED | LOOPER_REGISTERED) != 0
+ }
+
+ /// Determines whether the thread should attempt to fetch work items from the process queue.
+ /// This is generally case when the thread is registered as a looper and not part of a
+ /// transaction stack. But if there is local work, we want to return to userspace before we
+ /// deliver any remote work.
+ fn should_use_process_work_queue(&self) -> bool {
+ self.current_transaction.is_none() && !self.process_work_list && self.is_looper()
+ }
+
+ fn poll(&mut self) -> u32 {
+ self.looper_flags |= LOOPER_POLL;
+ if self.process_work_list || self.looper_need_return {
+ bindings::POLLIN
+ } else {
+ 0
+ }
+ }
+}
+
+/// This represents a thread that's used with binder.
+#[pin_data]
+pub(crate) struct Thread {
+ pub(crate) id: i32,
+ pub(crate) process: Arc<Process>,
+ pub(crate) task: ARef<Task>,
+ #[pin]
+ inner: SpinLock<InnerThread>,
+ #[pin]
+ work_condvar: PollCondVar,
+ /// Used to insert this thread into the process' `ready_threads` list.
+ ///
+ /// INVARIANT: May never be used for any other list than the `self.process.ready_threads`.
+ #[pin]
+ links: ListLinks,
+ #[pin]
+ links_track: AtomicTracker,
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for Thread {
+ tracked_by links_track: AtomicTracker;
+ }
+}
+kernel::list::impl_list_item! {
+ impl ListItem<0> for Thread {
+ using ListLinks { self.links };
+ }
+}
+
+impl Thread {
+ pub(crate) fn new(id: i32, process: Arc<Process>) -> Result<Arc<Self>> {
+ let inner = InnerThread::new()?;
+
+ Arc::pin_init(
+ try_pin_init!(Thread {
+ id,
+ process,
+ task: ARef::from(&**kernel::current!()),
+ inner <- kernel::new_spinlock!(inner, "Thread::inner"),
+ work_condvar <- kernel::new_poll_condvar!("Thread::work_condvar"),
+ links <- ListLinks::new(),
+ links_track <- AtomicTracker::new(),
+ }),
+ GFP_KERNEL,
+ )
+ }
+
+ #[inline(never)]
+ pub(crate) fn debug_print(self: &Arc<Self>, m: &SeqFile, print_all: bool) -> Result<()> {
+ let inner = self.inner.lock();
+
+ if print_all || inner.current_transaction.is_some() || !inner.work_list.is_empty() {
+ seq_print!(
+ m,
+ " thread {}: l {:02x} need_return {}\n",
+ self.id,
+ inner.looper_flags,
+ inner.looper_need_return,
+ );
+ }
+
+ let mut t_opt = inner.current_transaction.as_ref();
+ while let Some(t) = t_opt {
+ if Arc::ptr_eq(&t.from, self) {
+ t.debug_print_inner(m, " outgoing transaction ");
+ t_opt = t.from_parent.as_ref();
+ } else if Arc::ptr_eq(&t.to, &self.process) {
+ t.debug_print_inner(m, " incoming transaction ");
+ t_opt = t.find_from(self);
+ } else {
+ t.debug_print_inner(m, " bad transaction ");
+ t_opt = None;
+ }
+ }
+
+ for work in &inner.work_list {
+ work.debug_print(m, " ", " pending transaction ")?;
+ }
+ Ok(())
+ }
+
+ pub(crate) fn get_extended_error(&self, data: UserSlice) -> Result {
+ let mut writer = data.writer();
+ let ee = self.inner.lock().extended_error;
+ writer.write(&ee)?;
+ Ok(())
+ }
+
+ pub(crate) fn set_current_transaction(&self, transaction: DArc<Transaction>) {
+ self.inner.lock().current_transaction = Some(transaction);
+ }
+
+ pub(crate) fn has_current_transaction(&self) -> bool {
+ self.inner.lock().current_transaction.is_some()
+ }
+
+ /// Attempts to fetch a work item from the thread-local queue. The behaviour if the queue is
+ /// empty depends on `wait`: if it is true, the function waits for some work to be queued (or a
+ /// signal); otherwise it returns indicating that none is available.
+ fn get_work_local(self: &Arc<Self>, wait: bool) -> Result<Option<DLArc<dyn DeliverToRead>>> {
+ {
+ let mut inner = self.inner.lock();
+ if inner.looper_need_return {
+ return Ok(inner.pop_work());
+ }
+ }
+
+ // Try once if the caller does not want to wait.
+ if !wait {
+ return self.inner.lock().pop_work().ok_or(EAGAIN).map(Some);
+ }
+
+ // Loop waiting only on the local queue (i.e., not registering with the process queue).
+ let mut inner = self.inner.lock();
+ loop {
+ if let Some(work) = inner.pop_work() {
+ return Ok(Some(work));
+ }
+
+ inner.looper_flags |= LOOPER_WAITING;
+ let signal_pending = self.work_condvar.wait_interruptible_freezable(&mut inner);
+ inner.looper_flags &= !LOOPER_WAITING;
+
+ if signal_pending {
+ return Err(EINTR);
+ }
+ if inner.looper_need_return {
+ return Ok(None);
+ }
+ }
+ }
+
+ /// Attempts to fetch a work item from the thread-local queue, falling back to the process-wide
+ /// queue if none is available locally.
+ ///
+ /// This must only be called when the thread is not participating in a transaction chain. If it
+ /// is, the local version (`get_work_local`) should be used instead.
+ fn get_work(self: &Arc<Self>, wait: bool) -> Result<Option<DLArc<dyn DeliverToRead>>> {
+ // Try to get work from the thread's work queue, using only a local lock.
+ {
+ let mut inner = self.inner.lock();
+ if let Some(work) = inner.pop_work() {
+ return Ok(Some(work));
+ }
+ if inner.looper_need_return {
+ drop(inner);
+ return Ok(self.process.get_work());
+ }
+ }
+
+ // If the caller doesn't want to wait, try to grab work from the process queue.
+ //
+ // We know nothing will have been queued directly to the thread queue because it is not in
+ // a transaction and it is not in the process' ready list.
+ if !wait {
+ return self.process.get_work().ok_or(EAGAIN).map(Some);
+ }
+
+ // Get work from the process queue. If none is available, atomically register as ready.
+ let reg = match self.process.get_work_or_register(self) {
+ GetWorkOrRegister::Work(work) => return Ok(Some(work)),
+ GetWorkOrRegister::Register(reg) => reg,
+ };
+
+ let mut inner = self.inner.lock();
+ loop {
+ if let Some(work) = inner.pop_work() {
+ return Ok(Some(work));
+ }
+
+ inner.looper_flags |= LOOPER_WAITING | LOOPER_WAITING_PROC;
+ let signal_pending = self.work_condvar.wait_interruptible_freezable(&mut inner);
+ inner.looper_flags &= !(LOOPER_WAITING | LOOPER_WAITING_PROC);
+
+ if signal_pending || inner.looper_need_return {
+ // We need to return now. We need to pull the thread off the list of ready threads
+ // (by dropping `reg`), then check the state again after it's off the list to
+ // ensure that something was not queued in the meantime. If something has been
+ // queued, we just return it (instead of the error).
+ drop(inner);
+ drop(reg);
+
+ let res = match self.inner.lock().pop_work() {
+ Some(work) => Ok(Some(work)),
+ None if signal_pending => Err(EINTR),
+ None => Ok(None),
+ };
+ return res;
+ }
+ }
+ }
+
+ /// Push the provided work item to be delivered to user space via this thread.
+ ///
+ /// Returns whether the item was successfully pushed. This can only fail if the thread is dead.
+ pub(crate) fn push_work(&self, work: DLArc<dyn DeliverToRead>) -> PushWorkRes {
+ let sync = work.should_sync_wakeup();
+
+ let res = self.inner.lock().push_work(work);
+
+ if res.is_ok() {
+ if sync {
+ self.work_condvar.notify_sync();
+ } else {
+ self.work_condvar.notify_one();
+ }
+ }
+
+ res
+ }
+
+ /// Attempts to push to given work item to the thread if it's a looper thread (i.e., if it's
+ /// part of a thread pool) and is alive. Otherwise, push the work item to the process instead.
+ pub(crate) fn push_work_if_looper(&self, work: DLArc<dyn DeliverToRead>) -> BinderResult {
+ let mut inner = self.inner.lock();
+ if inner.is_looper() && !inner.is_dead {
+ inner.push_work(work);
+ Ok(())
+ } else {
+ drop(inner);
+ self.process.push_work(work)
+ }
+ }
+
+ pub(crate) fn push_work_deferred(&self, work: DLArc<dyn DeliverToRead>) {
+ self.inner.lock().push_work_deferred(work);
+ }
+
+ pub(crate) fn push_return_work(&self, reply: u32) {
+ self.inner.lock().push_return_work(reply);
+ }
+
+ fn translate_object(
+ &self,
+ obj_index: usize,
+ offset: usize,
+ object: BinderObjectRef<'_>,
+ view: &mut AllocationView<'_>,
+ allow_fds: bool,
+ sg_state: &mut ScatterGatherState,
+ ) -> BinderResult {
+ match object {
+ BinderObjectRef::Binder(obj) => {
+ let strong = obj.hdr.type_ == BINDER_TYPE_BINDER;
+ // SAFETY: `binder` is a `binder_uintptr_t`; any bit pattern is a valid
+ // representation.
+ let ptr = unsafe { obj.__bindgen_anon_1.binder } as _;
+ let cookie = obj.cookie as _;
+ let flags = obj.flags as _;
+ let node = self
+ .process
+ .as_arc_borrow()
+ .get_node(ptr, cookie, flags, strong, self)?;
+ security::binder_transfer_binder(&self.process.cred, &view.alloc.process.cred)?;
+ view.transfer_binder_object(offset, obj, strong, node)?;
+ }
+ BinderObjectRef::Handle(obj) => {
+ let strong = obj.hdr.type_ == BINDER_TYPE_HANDLE;
+ // SAFETY: `handle` is a `u32`; any bit pattern is a valid representation.
+ let handle = unsafe { obj.__bindgen_anon_1.handle } as _;
+ let node = self.process.get_node_from_handle(handle, strong)?;
+ security::binder_transfer_binder(&self.process.cred, &view.alloc.process.cred)?;
+ view.transfer_binder_object(offset, obj, strong, node)?;
+ }
+ BinderObjectRef::Fd(obj) => {
+ if !allow_fds {
+ return Err(EPERM.into());
+ }
+
+ // SAFETY: `fd` is a `u32`; any bit pattern is a valid representation.
+ let fd = unsafe { obj.__bindgen_anon_1.fd };
+ let file = LocalFile::fget(fd)?;
+ // SAFETY: The binder driver never calls `fdget_pos` and this code runs from an
+ // ioctl, so there are no active calls to `fdget_pos` on this thread.
+ let file = unsafe { LocalFile::assume_no_fdget_pos(file) };
+ security::binder_transfer_file(
+ &self.process.cred,
+ &view.alloc.process.cred,
+ &file,
+ )?;
+
+ let mut obj_write = BinderFdObject::default();
+ obj_write.hdr.type_ = BINDER_TYPE_FD;
+ // This will be overwritten with the actual fd when the transaction is received.
+ obj_write.__bindgen_anon_1.fd = u32::MAX;
+ obj_write.cookie = obj.cookie;
+ view.write::<BinderFdObject>(offset, &obj_write)?;
+
+ const FD_FIELD_OFFSET: usize =
+ core::mem::offset_of!(uapi::binder_fd_object, __bindgen_anon_1.fd);
+
+ let field_offset = offset + FD_FIELD_OFFSET;
+
+ view.alloc.info_add_fd(file, field_offset, false)?;
+ }
+ BinderObjectRef::Ptr(obj) => {
+ let obj_length = obj.length.try_into().map_err(|_| EINVAL)?;
+ let alloc_offset = match sg_state.unused_buffer_space.claim_next(obj_length) {
+ Ok(alloc_offset) => alloc_offset,
+ Err(err) => {
+ pr_warn!(
+ "Failed to claim space for a BINDER_TYPE_PTR. (offset: {}, limit: {}, size: {})",
+ sg_state.unused_buffer_space.offset,
+ sg_state.unused_buffer_space.limit,
+ obj_length,
+ );
+ return Err(err.into());
+ }
+ };
+
+ let sg_state_idx = sg_state.sg_entries.len();
+ sg_state.sg_entries.push(
+ ScatterGatherEntry {
+ obj_index,
+ offset: alloc_offset,
+ sender_uaddr: obj.buffer as _,
+ length: obj_length,
+ pointer_fixups: KVec::new(),
+ fixup_min_offset: 0,
+ },
+ GFP_KERNEL,
+ )?;
+
+ let buffer_ptr_in_user_space = (view.alloc.ptr + alloc_offset) as u64;
+
+ if obj.flags & uapi::BINDER_BUFFER_FLAG_HAS_PARENT == 0 {
+ sg_state.ancestors.clear();
+ sg_state.ancestors.push(sg_state_idx, GFP_KERNEL)?;
+ } else {
+ // Another buffer also has a pointer to this buffer, and we need to fixup that
+ // pointer too.
+
+ let parent_index = usize::try_from(obj.parent).map_err(|_| EINVAL)?;
+ let parent_offset = usize::try_from(obj.parent_offset).map_err(|_| EINVAL)?;
+
+ let info = sg_state.validate_parent_fixup(
+ parent_index,
+ parent_offset,
+ size_of::<u64>(),
+ )?;
+
+ sg_state.ancestors.truncate(info.num_ancestors);
+ sg_state.ancestors.push(sg_state_idx, GFP_KERNEL)?;
+
+ let parent_entry = match sg_state.sg_entries.get_mut(info.parent_sg_index) {
+ Some(parent_entry) => parent_entry,
+ None => {
+ pr_err!(
+ "validate_parent_fixup returned index out of bounds for sg.entries"
+ );
+ return Err(EINVAL.into());
+ }
+ };
+
+ parent_entry.fixup_min_offset = info.new_min_offset;
+ parent_entry.pointer_fixups.push(
+ PointerFixupEntry {
+ skip: 0,
+ pointer_value: buffer_ptr_in_user_space,
+ target_offset: info.target_offset,
+ },
+ GFP_KERNEL,
+ )?;
+ }
+
+ let mut obj_write = BinderBufferObject::default();
+ obj_write.hdr.type_ = BINDER_TYPE_PTR;
+ obj_write.flags = obj.flags;
+ obj_write.buffer = buffer_ptr_in_user_space;
+ obj_write.length = obj.length;
+ obj_write.parent = obj.parent;
+ obj_write.parent_offset = obj.parent_offset;
+ view.write::<BinderBufferObject>(offset, &obj_write)?;
+ }
+ BinderObjectRef::Fda(obj) => {
+ if !allow_fds {
+ return Err(EPERM.into());
+ }
+ let parent_index = usize::try_from(obj.parent).map_err(|_| EINVAL)?;
+ let parent_offset = usize::try_from(obj.parent_offset).map_err(|_| EINVAL)?;
+ let num_fds = usize::try_from(obj.num_fds).map_err(|_| EINVAL)?;
+ let fds_len = num_fds.checked_mul(size_of::<u32>()).ok_or(EINVAL)?;
+
+ let info = sg_state.validate_parent_fixup(parent_index, parent_offset, fds_len)?;
+ view.alloc.info_add_fd_reserve(num_fds)?;
+
+ sg_state.ancestors.truncate(info.num_ancestors);
+ let parent_entry = match sg_state.sg_entries.get_mut(info.parent_sg_index) {
+ Some(parent_entry) => parent_entry,
+ None => {
+ pr_err!(
+ "validate_parent_fixup returned index out of bounds for sg.entries"
+ );
+ return Err(EINVAL.into());
+ }
+ };
+
+ parent_entry.fixup_min_offset = info.new_min_offset;
+ parent_entry
+ .pointer_fixups
+ .push(
+ PointerFixupEntry {
+ skip: fds_len,
+ pointer_value: 0,
+ target_offset: info.target_offset,
+ },
+ GFP_KERNEL,
+ )
+ .map_err(|_| ENOMEM)?;
+
+ let fda_uaddr = parent_entry
+ .sender_uaddr
+ .checked_add(parent_offset)
+ .ok_or(EINVAL)?;
+ let mut fda_bytes = KVec::new();
+ UserSlice::new(UserPtr::from_addr(fda_uaddr as _), fds_len)
+ .read_all(&mut fda_bytes, GFP_KERNEL)?;
+
+ if fds_len != fda_bytes.len() {
+ pr_err!("UserSlice::read_all returned wrong length in BINDER_TYPE_FDA");
+ return Err(EINVAL.into());
+ }
+
+ for i in (0..fds_len).step_by(size_of::<u32>()) {
+ let fd = {
+ let mut fd_bytes = [0u8; size_of::<u32>()];
+ fd_bytes.copy_from_slice(&fda_bytes[i..i + size_of::<u32>()]);
+ u32::from_ne_bytes(fd_bytes)
+ };
+
+ let file = LocalFile::fget(fd)?;
+ // SAFETY: The binder driver never calls `fdget_pos` and this code runs from an
+ // ioctl, so there are no active calls to `fdget_pos` on this thread.
+ let file = unsafe { LocalFile::assume_no_fdget_pos(file) };
+ security::binder_transfer_file(
+ &self.process.cred,
+ &view.alloc.process.cred,
+ &file,
+ )?;
+
+ // The `validate_parent_fixup` call ensuers that this addition will not
+ // overflow.
+ view.alloc.info_add_fd(file, info.target_offset + i, true)?;
+ }
+ drop(fda_bytes);
+
+ let mut obj_write = BinderFdArrayObject::default();
+ obj_write.hdr.type_ = BINDER_TYPE_FDA;
+ obj_write.num_fds = obj.num_fds;
+ obj_write.parent = obj.parent;
+ obj_write.parent_offset = obj.parent_offset;
+ view.write::<BinderFdArrayObject>(offset, &obj_write)?;
+ }
+ }
+ Ok(())
+ }
+
+ fn apply_sg(&self, alloc: &mut Allocation, sg_state: &mut ScatterGatherState) -> BinderResult {
+ for sg_entry in &mut sg_state.sg_entries {
+ let mut end_of_previous_fixup = sg_entry.offset;
+ let offset_end = sg_entry.offset.checked_add(sg_entry.length).ok_or(EINVAL)?;
+
+ let mut reader =
+ UserSlice::new(UserPtr::from_addr(sg_entry.sender_uaddr), sg_entry.length).reader();
+ for fixup in &mut sg_entry.pointer_fixups {
+ let fixup_len = if fixup.skip == 0 {
+ size_of::<u64>()
+ } else {
+ fixup.skip
+ };
+
+ let target_offset_end = fixup.target_offset.checked_add(fixup_len).ok_or(EINVAL)?;
+ if fixup.target_offset < end_of_previous_fixup || offset_end < target_offset_end {
+ pr_warn!(
+ "Fixups oob {} {} {} {}",
+ fixup.target_offset,
+ end_of_previous_fixup,
+ offset_end,
+ target_offset_end
+ );
+ return Err(EINVAL.into());
+ }
+
+ let copy_off = end_of_previous_fixup;
+ let copy_len = fixup.target_offset - end_of_previous_fixup;
+ if let Err(err) = alloc.copy_into(&mut reader, copy_off, copy_len) {
+ pr_warn!("Failed copying into alloc: {:?}", err);
+ return Err(err.into());
+ }
+ if fixup.skip == 0 {
+ let res = alloc.write::<u64>(fixup.target_offset, &fixup.pointer_value);
+ if let Err(err) = res {
+ pr_warn!("Failed copying ptr into alloc: {:?}", err);
+ return Err(err.into());
+ }
+ }
+ if let Err(err) = reader.skip(fixup_len) {
+ pr_warn!("Failed skipping {} from reader: {:?}", fixup_len, err);
+ return Err(err.into());
+ }
+ end_of_previous_fixup = target_offset_end;
+ }
+ let copy_off = end_of_previous_fixup;
+ let copy_len = offset_end - end_of_previous_fixup;
+ if let Err(err) = alloc.copy_into(&mut reader, copy_off, copy_len) {
+ pr_warn!("Failed copying remainder into alloc: {:?}", err);
+ return Err(err.into());
+ }
+ }
+ Ok(())
+ }
+
+ /// This method copies the payload of a transaction into the target process.
+ ///
+ /// The resulting payload will have several different components, which will be stored next to
+ /// each other in the allocation. Furthermore, various objects can be embedded in the payload,
+ /// and those objects have to be translated so that they make sense to the target transaction.
+ pub(crate) fn copy_transaction_data(
+ &self,
+ to_process: Arc<Process>,
+ tr: &BinderTransactionDataSg,
+ debug_id: usize,
+ allow_fds: bool,
+ txn_security_ctx_offset: Option<&mut usize>,
+ ) -> BinderResult<NewAllocation> {
+ let trd = &tr.transaction_data;
+ let is_oneway = trd.flags & TF_ONE_WAY != 0;
+ let mut secctx = if let Some(offset) = txn_security_ctx_offset {
+ let secid = self.process.cred.get_secid();
+ let ctx = match security::SecurityCtx::from_secid(secid) {
+ Ok(ctx) => ctx,
+ Err(err) => {
+ pr_warn!("Failed to get security ctx for id {}: {:?}", secid, err);
+ return Err(err.into());
+ }
+ };
+ Some((offset, ctx))
+ } else {
+ None
+ };
+
+ let data_size = trd.data_size.try_into().map_err(|_| EINVAL)?;
+ let aligned_data_size = ptr_align(data_size).ok_or(EINVAL)?;
+ let offsets_size = trd.offsets_size.try_into().map_err(|_| EINVAL)?;
+ let aligned_offsets_size = ptr_align(offsets_size).ok_or(EINVAL)?;
+ let buffers_size = tr.buffers_size.try_into().map_err(|_| EINVAL)?;
+ let aligned_buffers_size = ptr_align(buffers_size).ok_or(EINVAL)?;
+ let aligned_secctx_size = match secctx.as_ref() {
+ Some((_offset, ctx)) => ptr_align(ctx.len()).ok_or(EINVAL)?,
+ None => 0,
+ };
+
+ // This guarantees that at least `sizeof(usize)` bytes will be allocated.
+ let len = usize::max(
+ aligned_data_size
+ .checked_add(aligned_offsets_size)
+ .and_then(|sum| sum.checked_add(aligned_buffers_size))
+ .and_then(|sum| sum.checked_add(aligned_secctx_size))
+ .ok_or(ENOMEM)?,
+ size_of::<usize>(),
+ );
+ let secctx_off = aligned_data_size + aligned_offsets_size + aligned_buffers_size;
+ let mut alloc =
+ match to_process.buffer_alloc(debug_id, len, is_oneway, self.process.task.pid()) {
+ Ok(alloc) => alloc,
+ Err(err) => {
+ pr_warn!(
+ "Failed to allocate buffer. len:{}, is_oneway:{}",
+ len,
+ is_oneway
+ );
+ return Err(err);
+ }
+ };
+
+ // SAFETY: This accesses a union field, but it's okay because the field's type is valid for
+ // all bit-patterns.
+ let trd_data_ptr = unsafe { &trd.data.ptr };
+ let mut buffer_reader =
+ UserSlice::new(UserPtr::from_addr(trd_data_ptr.buffer as _), data_size).reader();
+ let mut end_of_previous_object = 0;
+ let mut sg_state = None;
+
+ // Copy offsets if there are any.
+ if offsets_size > 0 {
+ {
+ let mut reader =
+ UserSlice::new(UserPtr::from_addr(trd_data_ptr.offsets as _), offsets_size)
+ .reader();
+ alloc.copy_into(&mut reader, aligned_data_size, offsets_size)?;
+ }
+
+ let offsets_start = aligned_data_size;
+ let offsets_end = aligned_data_size + aligned_offsets_size;
+
+ // This state is used for BINDER_TYPE_PTR objects.
+ let sg_state = sg_state.insert(ScatterGatherState {
+ unused_buffer_space: UnusedBufferSpace {
+ offset: offsets_end,
+ limit: len,
+ },
+ sg_entries: KVec::new(),
+ ancestors: KVec::new(),
+ });
+
+ // Traverse the objects specified.
+ let mut view = AllocationView::new(&mut alloc, data_size);
+ for (index, index_offset) in (offsets_start..offsets_end)
+ .step_by(size_of::<usize>())
+ .enumerate()
+ {
+ let offset = view.alloc.read(index_offset)?;
+
+ if offset < end_of_previous_object {
+ pr_warn!("Got transaction with invalid offset.");
+ return Err(EINVAL.into());
+ }
+
+ // Copy data between two objects.
+ if end_of_previous_object < offset {
+ view.copy_into(
+ &mut buffer_reader,
+ end_of_previous_object,
+ offset - end_of_previous_object,
+ )?;
+ }
+
+ let mut object = BinderObject::read_from(&mut buffer_reader)?;
+
+ match self.translate_object(
+ index,
+ offset,
+ object.as_ref(),
+ &mut view,
+ allow_fds,
+ sg_state,
+ ) {
+ Ok(()) => end_of_previous_object = offset + object.size(),
+ Err(err) => {
+ pr_warn!("Error while translating object.");
+ return Err(err);
+ }
+ }
+
+ // Update the indexes containing objects to clean up.
+ let offset_after_object = index_offset + size_of::<usize>();
+ view.alloc
+ .set_info_offsets(offsets_start..offset_after_object);
+ }
+ }
+
+ // Copy remaining raw data.
+ alloc.copy_into(
+ &mut buffer_reader,
+ end_of_previous_object,
+ data_size - end_of_previous_object,
+ )?;
+
+ if let Some(sg_state) = sg_state.as_mut() {
+ if let Err(err) = self.apply_sg(&mut alloc, sg_state) {
+ pr_warn!("Failure in apply_sg: {:?}", err);
+ return Err(err);
+ }
+ }
+
+ if let Some((off_out, secctx)) = secctx.as_mut() {
+ if let Err(err) = alloc.write(secctx_off, secctx.as_bytes()) {
+ pr_warn!("Failed to write security context: {:?}", err);
+ return Err(err.into());
+ }
+ **off_out = secctx_off;
+ }
+ Ok(alloc)
+ }
+
+ fn unwind_transaction_stack(self: &Arc<Self>) {
+ let mut thread = self.clone();
+ while let Ok(transaction) = {
+ let mut inner = thread.inner.lock();
+ inner.pop_transaction_to_reply(thread.as_ref())
+ } {
+ let reply = Err(BR_DEAD_REPLY);
+ if !transaction.from.deliver_single_reply(reply, &transaction) {
+ break;
+ }
+
+ thread = transaction.from.clone();
+ }
+ }
+
+ pub(crate) fn deliver_reply(
+ &self,
+ reply: Result<DLArc<Transaction>, u32>,
+ transaction: &DArc<Transaction>,
+ ) {
+ if self.deliver_single_reply(reply, transaction) {
+ transaction.from.unwind_transaction_stack();
+ }
+ }
+
+ /// Delivers a reply to the thread that started a transaction. The reply can either be a
+ /// reply-transaction or an error code to be delivered instead.
+ ///
+ /// Returns whether the thread is dead. If it is, the caller is expected to unwind the
+ /// transaction stack by completing transactions for threads that are dead.
+ fn deliver_single_reply(
+ &self,
+ reply: Result<DLArc<Transaction>, u32>,
+ transaction: &DArc<Transaction>,
+ ) -> bool {
+ if let Ok(transaction) = &reply {
+ transaction.set_outstanding(&mut self.process.inner.lock());
+ }
+
+ {
+ let mut inner = self.inner.lock();
+ if !inner.pop_transaction_replied(transaction) {
+ return false;
+ }
+
+ if inner.is_dead {
+ return true;
+ }
+
+ match reply {
+ Ok(work) => {
+ inner.push_work(work);
+ }
+ Err(code) => inner.push_reply_work(code),
+ }
+ }
+
+ // Notify the thread now that we've released the inner lock.
+ self.work_condvar.notify_sync();
+ false
+ }
+
+ /// Determines if the given transaction is the current transaction for this thread.
+ fn is_current_transaction(&self, transaction: &DArc<Transaction>) -> bool {
+ let inner = self.inner.lock();
+ match &inner.current_transaction {
+ None => false,
+ Some(current) => Arc::ptr_eq(current, transaction),
+ }
+ }
+
+ /// Determines the current top of the transaction stack. It fails if the top is in another
+ /// thread (i.e., this thread belongs to a stack but it has called another thread). The top is
+ /// [`None`] if the thread is not currently participating in a transaction stack.
+ fn top_of_transaction_stack(&self) -> Result<Option<DArc<Transaction>>> {
+ let inner = self.inner.lock();
+ if let Some(cur) = &inner.current_transaction {
+ if core::ptr::eq(self, cur.from.as_ref()) {
+ pr_warn!("got new transaction with bad transaction stack");
+ return Err(EINVAL);
+ }
+ Ok(Some(cur.clone()))
+ } else {
+ Ok(None)
+ }
+ }
+
+ fn transaction<T>(self: &Arc<Self>, tr: &BinderTransactionDataSg, inner: T)
+ where
+ T: FnOnce(&Arc<Self>, &BinderTransactionDataSg) -> BinderResult,
+ {
+ if let Err(err) = inner(self, tr) {
+ if err.should_pr_warn() {
+ let mut ee = self.inner.lock().extended_error;
+ ee.command = err.reply;
+ ee.param = err.as_errno();
+ pr_warn!(
+ "Transaction failed: {:?} my_pid:{}",
+ err,
+ self.process.pid_in_current_ns()
+ );
+ }
+
+ self.push_return_work(err.reply);
+ }
+ }
+
+ fn transaction_inner(self: &Arc<Self>, tr: &BinderTransactionDataSg) -> BinderResult {
+ // SAFETY: Handle's type has no invalid bit patterns.
+ let handle = unsafe { tr.transaction_data.target.handle };
+ let node_ref = self.process.get_transaction_node(handle)?;
+ security::binder_transaction(&self.process.cred, &node_ref.node.owner.cred)?;
+ // TODO: We need to ensure that there isn't a pending transaction in the work queue. How
+ // could this happen?
+ let top = self.top_of_transaction_stack()?;
+ let list_completion = DTRWrap::arc_try_new(DeliverCode::new(BR_TRANSACTION_COMPLETE))?;
+ let completion = list_completion.clone_arc();
+ let transaction = Transaction::new(node_ref, top, self, tr)?;
+
+ // Check that the transaction stack hasn't changed while the lock was released, then update
+ // it with the new transaction.
+ {
+ let mut inner = self.inner.lock();
+ if !transaction.is_stacked_on(&inner.current_transaction) {
+ pr_warn!("Transaction stack changed during transaction!");
+ return Err(EINVAL.into());
+ }
+ inner.current_transaction = Some(transaction.clone_arc());
+ // We push the completion as a deferred work so that we wait for the reply before
+ // returning to userland.
+ inner.push_work_deferred(list_completion);
+ }
+
+ if let Err(e) = transaction.submit() {
+ completion.skip();
+ // Define `transaction` first to drop it after `inner`.
+ let transaction;
+ let mut inner = self.inner.lock();
+ transaction = inner.current_transaction.take().unwrap();
+ inner.current_transaction = transaction.clone_next();
+ Err(e)
+ } else {
+ Ok(())
+ }
+ }
+
+ fn reply_inner(self: &Arc<Self>, tr: &BinderTransactionDataSg) -> BinderResult {
+ let orig = self.inner.lock().pop_transaction_to_reply(self)?;
+ if !orig.from.is_current_transaction(&orig) {
+ return Err(EINVAL.into());
+ }
+
+ // We need to complete the transaction even if we cannot complete building the reply.
+ let out = (|| -> BinderResult<_> {
+ let completion = DTRWrap::arc_try_new(DeliverCode::new(BR_TRANSACTION_COMPLETE))?;
+ let process = orig.from.process.clone();
+ let allow_fds = orig.flags & TF_ACCEPT_FDS != 0;
+ let reply = Transaction::new_reply(self, process, tr, allow_fds)?;
+ self.inner.lock().push_work(completion);
+ orig.from.deliver_reply(Ok(reply), &orig);
+ Ok(())
+ })()
+ .map_err(|mut err| {
+ // At this point we only return `BR_TRANSACTION_COMPLETE` to the caller, and we must let
+ // the sender know that the transaction has completed (with an error in this case).
+ pr_warn!(
+ "Failure {:?} during reply - delivering BR_FAILED_REPLY to sender.",
+ err
+ );
+ let reply = Err(BR_FAILED_REPLY);
+ orig.from.deliver_reply(reply, &orig);
+ err.reply = BR_TRANSACTION_COMPLETE;
+ err
+ });
+
+ out
+ }
+
+ fn oneway_transaction_inner(self: &Arc<Self>, tr: &BinderTransactionDataSg) -> BinderResult {
+ // SAFETY: The `handle` field is valid for all possible byte values, so reading from the
+ // union is okay.
+ let handle = unsafe { tr.transaction_data.target.handle };
+ let node_ref = self.process.get_transaction_node(handle)?;
+ security::binder_transaction(&self.process.cred, &node_ref.node.owner.cred)?;
+ let transaction = Transaction::new(node_ref, None, self, tr)?;
+ let code = if self.process.is_oneway_spam_detection_enabled()
+ && transaction.oneway_spam_detected
+ {
+ BR_ONEWAY_SPAM_SUSPECT
+ } else {
+ BR_TRANSACTION_COMPLETE
+ };
+ let list_completion = DTRWrap::arc_try_new(DeliverCode::new(code))?;
+ let completion = list_completion.clone_arc();
+ self.inner.lock().push_work(list_completion);
+ match transaction.submit() {
+ Ok(()) => Ok(()),
+ Err(err) => {
+ completion.skip();
+ Err(err)
+ }
+ }
+ }
+
+ fn write(self: &Arc<Self>, req: &mut BinderWriteRead) -> Result {
+ let write_start = req.write_buffer.wrapping_add(req.write_consumed);
+ let write_len = req.write_size.saturating_sub(req.write_consumed);
+ let mut reader =
+ UserSlice::new(UserPtr::from_addr(write_start as _), write_len as _).reader();
+
+ while reader.len() >= size_of::<u32>() && self.inner.lock().return_work.is_unused() {
+ let before = reader.len();
+ let cmd = reader.read::<u32>()?;
+ GLOBAL_STATS.inc_bc(cmd);
+ self.process.stats.inc_bc(cmd);
+ match cmd {
+ BC_TRANSACTION => {
+ let tr = reader.read::<BinderTransactionData>()?.with_buffers_size(0);
+ if tr.transaction_data.flags & TF_ONE_WAY != 0 {
+ self.transaction(&tr, Self::oneway_transaction_inner);
+ } else {
+ self.transaction(&tr, Self::transaction_inner);
+ }
+ }
+ BC_TRANSACTION_SG => {
+ let tr = reader.read::<BinderTransactionDataSg>()?;
+ if tr.transaction_data.flags & TF_ONE_WAY != 0 {
+ self.transaction(&tr, Self::oneway_transaction_inner);
+ } else {
+ self.transaction(&tr, Self::transaction_inner);
+ }
+ }
+ BC_REPLY => {
+ let tr = reader.read::<BinderTransactionData>()?.with_buffers_size(0);
+ self.transaction(&tr, Self::reply_inner)
+ }
+ BC_REPLY_SG => {
+ let tr = reader.read::<BinderTransactionDataSg>()?;
+ self.transaction(&tr, Self::reply_inner)
+ }
+ BC_FREE_BUFFER => {
+ let buffer = self.process.buffer_get(reader.read()?);
+ if let Some(buffer) = buffer {
+ if buffer.looper_need_return_on_free() {
+ self.inner.lock().looper_need_return = true;
+ }
+ drop(buffer);
+ }
+ }
+ BC_INCREFS => {
+ self.process
+ .as_arc_borrow()
+ .update_ref(reader.read()?, true, false)?
+ }
+ BC_ACQUIRE => {
+ self.process
+ .as_arc_borrow()
+ .update_ref(reader.read()?, true, true)?
+ }
+ BC_RELEASE => {
+ self.process
+ .as_arc_borrow()
+ .update_ref(reader.read()?, false, true)?
+ }
+ BC_DECREFS => {
+ self.process
+ .as_arc_borrow()
+ .update_ref(reader.read()?, false, false)?
+ }
+ BC_INCREFS_DONE => self.process.inc_ref_done(&mut reader, false)?,
+ BC_ACQUIRE_DONE => self.process.inc_ref_done(&mut reader, true)?,
+ BC_REQUEST_DEATH_NOTIFICATION => self.process.request_death(&mut reader, self)?,
+ BC_CLEAR_DEATH_NOTIFICATION => self.process.clear_death(&mut reader, self)?,
+ BC_DEAD_BINDER_DONE => self.process.dead_binder_done(reader.read()?, self),
+ BC_REGISTER_LOOPER => {
+ let valid = self.process.register_thread();
+ self.inner.lock().looper_register(valid);
+ }
+ BC_ENTER_LOOPER => self.inner.lock().looper_enter(),
+ BC_EXIT_LOOPER => self.inner.lock().looper_exit(),
+ BC_REQUEST_FREEZE_NOTIFICATION => self.process.request_freeze_notif(&mut reader)?,
+ BC_CLEAR_FREEZE_NOTIFICATION => self.process.clear_freeze_notif(&mut reader)?,
+ BC_FREEZE_NOTIFICATION_DONE => self.process.freeze_notif_done(&mut reader)?,
+
+ // Fail if given an unknown error code.
+ // BC_ATTEMPT_ACQUIRE and BC_ACQUIRE_RESULT are no longer supported.
+ _ => return Err(EINVAL),
+ }
+ // Update the number of write bytes consumed.
+ req.write_consumed += (before - reader.len()) as u64;
+ }
+
+ Ok(())
+ }
+
+ fn read(self: &Arc<Self>, req: &mut BinderWriteRead, wait: bool) -> Result {
+ let read_start = req.read_buffer.wrapping_add(req.read_consumed);
+ let read_len = req.read_size.saturating_sub(req.read_consumed);
+ let mut writer = BinderReturnWriter::new(
+ UserSlice::new(UserPtr::from_addr(read_start as _), read_len as _).writer(),
+ self,
+ );
+ let (in_pool, use_proc_queue) = {
+ let inner = self.inner.lock();
+ (inner.is_looper(), inner.should_use_process_work_queue())
+ };
+
+ let getter = if use_proc_queue {
+ Self::get_work
+ } else {
+ Self::get_work_local
+ };
+
+ // Reserve some room at the beginning of the read buffer so that we can send a
+ // BR_SPAWN_LOOPER if we need to.
+ let mut has_noop_placeholder = false;
+ if req.read_consumed == 0 {
+ if let Err(err) = writer.write_code(BR_NOOP) {
+ pr_warn!("Failure when writing BR_NOOP at beginning of buffer.");
+ return Err(err);
+ }
+ has_noop_placeholder = true;
+ }
+
+ // Loop doing work while there is room in the buffer.
+ let initial_len = writer.len();
+ while writer.len() >= size_of::<uapi::binder_transaction_data_secctx>() + 4 {
+ match getter(self, wait && initial_len == writer.len()) {
+ Ok(Some(work)) => match work.into_arc().do_work(self, &mut writer) {
+ Ok(true) => {}
+ Ok(false) => break,
+ Err(err) => {
+ return Err(err);
+ }
+ },
+ Ok(None) => {
+ break;
+ }
+ Err(err) => {
+ // Propagate the error if we haven't written anything else.
+ if err != EINTR && err != EAGAIN {
+ pr_warn!("Failure in work getter: {:?}", err);
+ }
+ if initial_len == writer.len() {
+ return Err(err);
+ } else {
+ break;
+ }
+ }
+ }
+ }
+
+ req.read_consumed += read_len - writer.len() as u64;
+
+ // Write BR_SPAWN_LOOPER if the process needs more threads for its pool.
+ if has_noop_placeholder && in_pool && self.process.needs_thread() {
+ let mut writer =
+ UserSlice::new(UserPtr::from_addr(req.read_buffer as _), req.read_size as _)
+ .writer();
+ writer.write(&BR_SPAWN_LOOPER)?;
+ }
+ Ok(())
+ }
+
+ pub(crate) fn write_read(self: &Arc<Self>, data: UserSlice, wait: bool) -> Result {
+ let (mut reader, mut writer) = data.reader_writer();
+ let mut req = reader.read::<BinderWriteRead>()?;
+
+ // Go through the write buffer.
+ let mut ret = Ok(());
+ if req.write_size > 0 {
+ ret = self.write(&mut req);
+ if let Err(err) = ret {
+ pr_warn!(
+ "Write failure {:?} in pid:{}",
+ err,
+ self.process.pid_in_current_ns()
+ );
+ req.read_consumed = 0;
+ writer.write(&req)?;
+ self.inner.lock().looper_need_return = false;
+ return ret;
+ }
+ }
+
+ // Go through the work queue.
+ if req.read_size > 0 {
+ ret = self.read(&mut req, wait);
+ if ret.is_err() && ret != Err(EINTR) {
+ pr_warn!(
+ "Read failure {:?} in pid:{}",
+ ret,
+ self.process.pid_in_current_ns()
+ );
+ }
+ }
+
+ // Write the request back so that the consumed fields are visible to the caller.
+ writer.write(&req)?;
+
+ self.inner.lock().looper_need_return = false;
+
+ ret
+ }
+
+ pub(crate) fn poll(&self, file: &File, table: PollTable<'_>) -> (bool, u32) {
+ table.register_wait(file, &self.work_condvar);
+ let mut inner = self.inner.lock();
+ (inner.should_use_process_work_queue(), inner.poll())
+ }
+
+ /// Make the call to `get_work` or `get_work_local` return immediately, if any.
+ pub(crate) fn exit_looper(&self) {
+ let mut inner = self.inner.lock();
+ let should_notify = inner.looper_flags & LOOPER_WAITING != 0;
+ if should_notify {
+ inner.looper_need_return = true;
+ }
+ drop(inner);
+
+ if should_notify {
+ self.work_condvar.notify_one();
+ }
+ }
+
+ pub(crate) fn notify_if_poll_ready(&self, sync: bool) {
+ // Determine if we need to notify. This requires the lock.
+ let inner = self.inner.lock();
+ let notify = inner.looper_flags & LOOPER_POLL != 0 && inner.should_use_process_work_queue();
+ drop(inner);
+
+ // Now that the lock is no longer held, notify the waiters if we have to.
+ if notify {
+ if sync {
+ self.work_condvar.notify_sync();
+ } else {
+ self.work_condvar.notify_one();
+ }
+ }
+ }
+
+ pub(crate) fn release(self: &Arc<Self>) {
+ self.inner.lock().is_dead = true;
+
+ //self.work_condvar.clear();
+ self.unwind_transaction_stack();
+
+ // Cancel all pending work items.
+ while let Ok(Some(work)) = self.get_work_local(false) {
+ work.into_arc().cancel();
+ }
+ }
+}
+
+#[pin_data]
+struct ThreadError {
+ error_code: AtomicU32,
+ #[pin]
+ links_track: AtomicTracker,
+}
+
+impl ThreadError {
+ fn try_new() -> Result<DArc<Self>> {
+ DTRWrap::arc_pin_init(pin_init!(Self {
+ error_code: AtomicU32::new(BR_OK),
+ links_track <- AtomicTracker::new(),
+ }))
+ .map(ListArc::into_arc)
+ }
+
+ fn set_error_code(&self, code: u32) {
+ self.error_code.store(code, Ordering::Relaxed);
+ }
+
+ fn is_unused(&self) -> bool {
+ self.error_code.load(Ordering::Relaxed) == BR_OK
+ }
+}
+
+impl DeliverToRead for ThreadError {
+ fn do_work(
+ self: DArc<Self>,
+ _thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool> {
+ let code = self.error_code.load(Ordering::Relaxed);
+ self.error_code.store(BR_OK, Ordering::Relaxed);
+ writer.write_code(code)?;
+ Ok(true)
+ }
+
+ fn cancel(self: DArc<Self>) {}
+
+ fn should_sync_wakeup(&self) -> bool {
+ false
+ }
+
+ fn debug_print(&self, m: &SeqFile, prefix: &str, _tprefix: &str) -> Result<()> {
+ seq_print!(
+ m,
+ "{}transaction error: {}\n",
+ prefix,
+ self.error_code.load(Ordering::Relaxed)
+ );
+ Ok(())
+ }
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for ThreadError {
+ tracked_by links_track: AtomicTracker;
+ }
+}
diff --git a/drivers/android/binder/trace.rs b/drivers/android/binder/trace.rs
new file mode 100644
index 000000000000..af0e4392805e
--- /dev/null
+++ b/drivers/android/binder/trace.rs
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use kernel::ffi::{c_uint, c_ulong};
+use kernel::tracepoint::declare_trace;
+
+declare_trace! {
+ unsafe fn rust_binder_ioctl(cmd: c_uint, arg: c_ulong);
+}
+
+#[inline]
+pub(crate) fn trace_ioctl(cmd: u32, arg: usize) {
+ // SAFETY: Always safe to call.
+ unsafe { rust_binder_ioctl(cmd, arg as c_ulong) }
+}
diff --git a/drivers/android/binder/transaction.rs b/drivers/android/binder/transaction.rs
new file mode 100644
index 000000000000..4bd3c0e417eb
--- /dev/null
+++ b/drivers/android/binder/transaction.rs
@@ -0,0 +1,456 @@
+// SPDX-License-Identifier: GPL-2.0
+
+// Copyright (C) 2025 Google LLC.
+
+use core::sync::atomic::{AtomicBool, Ordering};
+use kernel::{
+ prelude::*,
+ seq_file::SeqFile,
+ seq_print,
+ sync::{Arc, SpinLock},
+ task::Kuid,
+ time::{Instant, Monotonic},
+ types::ScopeGuard,
+};
+
+use crate::{
+ allocation::{Allocation, TranslatedFds},
+ defs::*,
+ error::{BinderError, BinderResult},
+ node::{Node, NodeRef},
+ process::{Process, ProcessInner},
+ ptr_align,
+ thread::{PushWorkRes, Thread},
+ BinderReturnWriter, DArc, DLArc, DTRWrap, DeliverToRead,
+};
+
+#[pin_data(PinnedDrop)]
+pub(crate) struct Transaction {
+ pub(crate) debug_id: usize,
+ target_node: Option<DArc<Node>>,
+ pub(crate) from_parent: Option<DArc<Transaction>>,
+ pub(crate) from: Arc<Thread>,
+ pub(crate) to: Arc<Process>,
+ #[pin]
+ allocation: SpinLock<Option<Allocation>>,
+ is_outstanding: AtomicBool,
+ code: u32,
+ pub(crate) flags: u32,
+ data_size: usize,
+ offsets_size: usize,
+ data_address: usize,
+ sender_euid: Kuid,
+ txn_security_ctx_off: Option<usize>,
+ pub(crate) oneway_spam_detected: bool,
+ start_time: Instant<Monotonic>,
+}
+
+kernel::list::impl_list_arc_safe! {
+ impl ListArcSafe<0> for Transaction { untracked; }
+}
+
+impl Transaction {
+ pub(crate) fn new(
+ node_ref: NodeRef,
+ from_parent: Option<DArc<Transaction>>,
+ from: &Arc<Thread>,
+ tr: &BinderTransactionDataSg,
+ ) -> BinderResult<DLArc<Self>> {
+ let debug_id = super::next_debug_id();
+ let trd = &tr.transaction_data;
+ let allow_fds = node_ref.node.flags & FLAT_BINDER_FLAG_ACCEPTS_FDS != 0;
+ let txn_security_ctx = node_ref.node.flags & FLAT_BINDER_FLAG_TXN_SECURITY_CTX != 0;
+ let mut txn_security_ctx_off = if txn_security_ctx { Some(0) } else { None };
+ let to = node_ref.node.owner.clone();
+ let mut alloc = match from.copy_transaction_data(
+ to.clone(),
+ tr,
+ debug_id,
+ allow_fds,
+ txn_security_ctx_off.as_mut(),
+ ) {
+ Ok(alloc) => alloc,
+ Err(err) => {
+ if !err.is_dead() {
+ pr_warn!("Failure in copy_transaction_data: {:?}", err);
+ }
+ return Err(err);
+ }
+ };
+ let oneway_spam_detected = alloc.oneway_spam_detected;
+ if trd.flags & TF_ONE_WAY != 0 {
+ if from_parent.is_some() {
+ pr_warn!("Oneway transaction should not be in a transaction stack.");
+ return Err(EINVAL.into());
+ }
+ alloc.set_info_oneway_node(node_ref.node.clone());
+ }
+ if trd.flags & TF_CLEAR_BUF != 0 {
+ alloc.set_info_clear_on_drop();
+ }
+ let target_node = node_ref.node.clone();
+ alloc.set_info_target_node(node_ref);
+ let data_address = alloc.ptr;
+
+ Ok(DTRWrap::arc_pin_init(pin_init!(Transaction {
+ debug_id,
+ target_node: Some(target_node),
+ from_parent,
+ sender_euid: from.process.task.euid(),
+ from: from.clone(),
+ to,
+ code: trd.code,
+ flags: trd.flags,
+ data_size: trd.data_size as _,
+ offsets_size: trd.offsets_size as _,
+ data_address,
+ allocation <- kernel::new_spinlock!(Some(alloc.success()), "Transaction::new"),
+ is_outstanding: AtomicBool::new(false),
+ txn_security_ctx_off,
+ oneway_spam_detected,
+ start_time: Instant::now(),
+ }))?)
+ }
+
+ pub(crate) fn new_reply(
+ from: &Arc<Thread>,
+ to: Arc<Process>,
+ tr: &BinderTransactionDataSg,
+ allow_fds: bool,
+ ) -> BinderResult<DLArc<Self>> {
+ let debug_id = super::next_debug_id();
+ let trd = &tr.transaction_data;
+ let mut alloc = match from.copy_transaction_data(to.clone(), tr, debug_id, allow_fds, None)
+ {
+ Ok(alloc) => alloc,
+ Err(err) => {
+ pr_warn!("Failure in copy_transaction_data: {:?}", err);
+ return Err(err);
+ }
+ };
+ let oneway_spam_detected = alloc.oneway_spam_detected;
+ if trd.flags & TF_CLEAR_BUF != 0 {
+ alloc.set_info_clear_on_drop();
+ }
+ Ok(DTRWrap::arc_pin_init(pin_init!(Transaction {
+ debug_id,
+ target_node: None,
+ from_parent: None,
+ sender_euid: from.process.task.euid(),
+ from: from.clone(),
+ to,
+ code: trd.code,
+ flags: trd.flags,
+ data_size: trd.data_size as _,
+ offsets_size: trd.offsets_size as _,
+ data_address: alloc.ptr,
+ allocation <- kernel::new_spinlock!(Some(alloc.success()), "Transaction::new"),
+ is_outstanding: AtomicBool::new(false),
+ txn_security_ctx_off: None,
+ oneway_spam_detected,
+ start_time: Instant::now(),
+ }))?)
+ }
+
+ #[inline(never)]
+ pub(crate) fn debug_print_inner(&self, m: &SeqFile, prefix: &str) {
+ seq_print!(
+ m,
+ "{}{}: from {}:{} to {} code {:x} flags {:x} elapsed {}ms",
+ prefix,
+ self.debug_id,
+ self.from.process.task.pid(),
+ self.from.id,
+ self.to.task.pid(),
+ self.code,
+ self.flags,
+ self.start_time.elapsed().as_millis(),
+ );
+ if let Some(target_node) = &self.target_node {
+ seq_print!(m, " node {}", target_node.debug_id);
+ }
+ seq_print!(m, " size {}:{}\n", self.data_size, self.offsets_size);
+ }
+
+ /// Determines if the transaction is stacked on top of the given transaction.
+ pub(crate) fn is_stacked_on(&self, onext: &Option<DArc<Self>>) -> bool {
+ match (&self.from_parent, onext) {
+ (None, None) => true,
+ (Some(from_parent), Some(next)) => Arc::ptr_eq(from_parent, next),
+ _ => false,
+ }
+ }
+
+ /// Returns a pointer to the next transaction on the transaction stack, if there is one.
+ pub(crate) fn clone_next(&self) -> Option<DArc<Self>> {
+ Some(self.from_parent.as_ref()?.clone())
+ }
+
+ /// Searches in the transaction stack for a thread that belongs to the target process. This is
+ /// useful when finding a target for a new transaction: if the node belongs to a process that
+ /// is already part of the transaction stack, we reuse the thread.
+ fn find_target_thread(&self) -> Option<Arc<Thread>> {
+ let mut it = &self.from_parent;
+ while let Some(transaction) = it {
+ if Arc::ptr_eq(&transaction.from.process, &self.to) {
+ return Some(transaction.from.clone());
+ }
+ it = &transaction.from_parent;
+ }
+ None
+ }
+
+ /// Searches in the transaction stack for a transaction originating at the given thread.
+ pub(crate) fn find_from(&self, thread: &Thread) -> Option<&DArc<Transaction>> {
+ let mut it = &self.from_parent;
+ while let Some(transaction) = it {
+ if core::ptr::eq(thread, transaction.from.as_ref()) {
+ return Some(transaction);
+ }
+
+ it = &transaction.from_parent;
+ }
+ None
+ }
+
+ pub(crate) fn set_outstanding(&self, to_process: &mut ProcessInner) {
+ // No race because this method is only called once.
+ if !self.is_outstanding.load(Ordering::Relaxed) {
+ self.is_outstanding.store(true, Ordering::Relaxed);
+ to_process.add_outstanding_txn();
+ }
+ }
+
+ /// Decrement `outstanding_txns` in `to` if it hasn't already been decremented.
+ fn drop_outstanding_txn(&self) {
+ // No race because this is called at most twice, and one of the calls are in the
+ // destructor, which is guaranteed to not race with any other operations on the
+ // transaction. It also cannot race with `set_outstanding`, since submission happens
+ // before delivery.
+ if self.is_outstanding.load(Ordering::Relaxed) {
+ self.is_outstanding.store(false, Ordering::Relaxed);
+ self.to.drop_outstanding_txn();
+ }
+ }
+
+ /// Submits the transaction to a work queue. Uses a thread if there is one in the transaction
+ /// stack, otherwise uses the destination process.
+ ///
+ /// Not used for replies.
+ pub(crate) fn submit(self: DLArc<Self>) -> BinderResult {
+ // Defined before `process_inner` so that the destructor runs after releasing the lock.
+ let mut _t_outdated;
+
+ let oneway = self.flags & TF_ONE_WAY != 0;
+ let process = self.to.clone();
+ let mut process_inner = process.inner.lock();
+
+ self.set_outstanding(&mut process_inner);
+
+ if oneway {
+ if let Some(target_node) = self.target_node.clone() {
+ if process_inner.is_frozen.is_frozen() {
+ process_inner.async_recv = true;
+ if self.flags & TF_UPDATE_TXN != 0 {
+ if let Some(t_outdated) =
+ target_node.take_outdated_transaction(&self, &mut process_inner)
+ {
+ // Save the transaction to be dropped after locks are released.
+ _t_outdated = t_outdated;
+ }
+ }
+ }
+ match target_node.submit_oneway(self, &mut process_inner) {
+ Ok(()) => {}
+ Err((err, work)) => {
+ drop(process_inner);
+ // Drop work after releasing process lock.
+ drop(work);
+ return Err(err);
+ }
+ }
+
+ if process_inner.is_frozen.is_frozen() {
+ return Err(BinderError::new_frozen_oneway());
+ } else {
+ return Ok(());
+ }
+ } else {
+ pr_err!("Failed to submit oneway transaction to node.");
+ }
+ }
+
+ if process_inner.is_frozen.is_frozen() {
+ process_inner.sync_recv = true;
+ return Err(BinderError::new_frozen());
+ }
+
+ let res = if let Some(thread) = self.find_target_thread() {
+ match thread.push_work(self) {
+ PushWorkRes::Ok => Ok(()),
+ PushWorkRes::FailedDead(me) => Err((BinderError::new_dead(), me)),
+ }
+ } else {
+ process_inner.push_work(self)
+ };
+ drop(process_inner);
+
+ match res {
+ Ok(()) => Ok(()),
+ Err((err, work)) => {
+ // Drop work after releasing process lock.
+ drop(work);
+ Err(err)
+ }
+ }
+ }
+
+ /// Check whether one oneway transaction can supersede another.
+ pub(crate) fn can_replace(&self, old: &Transaction) -> bool {
+ if self.from.process.task.pid() != old.from.process.task.pid() {
+ return false;
+ }
+
+ if self.flags & old.flags & (TF_ONE_WAY | TF_UPDATE_TXN) != (TF_ONE_WAY | TF_UPDATE_TXN) {
+ return false;
+ }
+
+ let target_node_match = match (self.target_node.as_ref(), old.target_node.as_ref()) {
+ (None, None) => true,
+ (Some(tn1), Some(tn2)) => Arc::ptr_eq(tn1, tn2),
+ _ => false,
+ };
+
+ self.code == old.code && self.flags == old.flags && target_node_match
+ }
+
+ fn prepare_file_list(&self) -> Result<TranslatedFds> {
+ let mut alloc = self.allocation.lock().take().ok_or(ESRCH)?;
+
+ match alloc.translate_fds() {
+ Ok(translated) => {
+ *self.allocation.lock() = Some(alloc);
+ Ok(translated)
+ }
+ Err(err) => {
+ // Free the allocation eagerly.
+ drop(alloc);
+ Err(err)
+ }
+ }
+ }
+}
+
+impl DeliverToRead for Transaction {
+ fn do_work(
+ self: DArc<Self>,
+ thread: &Thread,
+ writer: &mut BinderReturnWriter<'_>,
+ ) -> Result<bool> {
+ let send_failed_reply = ScopeGuard::new(|| {
+ if self.target_node.is_some() && self.flags & TF_ONE_WAY == 0 {
+ let reply = Err(BR_FAILED_REPLY);
+ self.from.deliver_reply(reply, &self);
+ }
+ self.drop_outstanding_txn();
+ });
+
+ let files = if let Ok(list) = self.prepare_file_list() {
+ list
+ } else {
+ // On failure to process the list, we send a reply back to the sender and ignore the
+ // transaction on the recipient.
+ return Ok(true);
+ };
+
+ let mut tr_sec = BinderTransactionDataSecctx::default();
+ let tr = tr_sec.tr_data();
+ if let Some(target_node) = &self.target_node {
+ let (ptr, cookie) = target_node.get_id();
+ tr.target.ptr = ptr as _;
+ tr.cookie = cookie as _;
+ };
+ tr.code = self.code;
+ tr.flags = self.flags;
+ tr.data_size = self.data_size as _;
+ tr.data.ptr.buffer = self.data_address as _;
+ tr.offsets_size = self.offsets_size as _;
+ if tr.offsets_size > 0 {
+ tr.data.ptr.offsets = (self.data_address + ptr_align(self.data_size).unwrap()) as _;
+ }
+ tr.sender_euid = self.sender_euid.into_uid_in_current_ns();
+ tr.sender_pid = 0;
+ if self.target_node.is_some() && self.flags & TF_ONE_WAY == 0 {
+ // Not a reply and not one-way.
+ tr.sender_pid = self.from.process.pid_in_current_ns();
+ }
+ let code = if self.target_node.is_none() {
+ BR_REPLY
+ } else if self.txn_security_ctx_off.is_some() {
+ BR_TRANSACTION_SEC_CTX
+ } else {
+ BR_TRANSACTION
+ };
+
+ // Write the transaction code and data to the user buffer.
+ writer.write_code(code)?;
+ if let Some(off) = self.txn_security_ctx_off {
+ tr_sec.secctx = (self.data_address + off) as u64;
+ writer.write_payload(&tr_sec)?;
+ } else {
+ writer.write_payload(&*tr)?;
+ }
+
+ let mut alloc = self.allocation.lock().take().ok_or(ESRCH)?;
+
+ // Dismiss the completion of transaction with a failure. No failure paths are allowed from
+ // here on out.
+ send_failed_reply.dismiss();
+
+ // Commit files, and set FDs in FDA to be closed on buffer free.
+ let close_on_free = files.commit();
+ alloc.set_info_close_on_free(close_on_free);
+
+ // It is now the user's responsibility to clear the allocation.
+ alloc.keep_alive();
+
+ self.drop_outstanding_txn();
+
+ // When this is not a reply and not a oneway transaction, update `current_transaction`. If
+ // it's a reply, `current_transaction` has already been updated appropriately.
+ if self.target_node.is_some() && tr_sec.transaction_data.flags & TF_ONE_WAY == 0 {
+ thread.set_current_transaction(self);
+ }
+
+ Ok(false)
+ }
+
+ fn cancel(self: DArc<Self>) {
+ let allocation = self.allocation.lock().take();
+ drop(allocation);
+
+ // If this is not a reply or oneway transaction, then send a dead reply.
+ if self.target_node.is_some() && self.flags & TF_ONE_WAY == 0 {
+ let reply = Err(BR_DEAD_REPLY);
+ self.from.deliver_reply(reply, &self);
+ }
+
+ self.drop_outstanding_txn();
+ }
+
+ fn should_sync_wakeup(&self) -> bool {
+ self.flags & TF_ONE_WAY == 0
+ }
+
+ fn debug_print(&self, m: &SeqFile, _prefix: &str, tprefix: &str) -> Result<()> {
+ self.debug_print_inner(m, tprefix);
+ Ok(())
+ }
+}
+
+#[pinned_drop]
+impl PinnedDrop for Transaction {
+ fn drop(self: Pin<&mut Self>) {
+ self.drop_outstanding_txn();
+ }
+}
diff --git a/drivers/android/binder_internal.h b/drivers/android/binder_internal.h
index 8b08976146ba..342574bfd28a 100644
--- a/drivers/android/binder_internal.h
+++ b/drivers/android/binder_internal.h
@@ -537,8 +537,8 @@ struct binder_transaction {
struct binder_proc *to_proc;
struct binder_thread *to_thread;
struct binder_transaction *to_parent;
- unsigned need_reply:1;
- /* unsigned is_dead:1; */ /* not used at the moment */
+ unsigned is_async:1;
+ unsigned is_reply:1;
struct binder_buffer *buffer;
unsigned int code;
diff --git a/drivers/android/binder_netlink.c b/drivers/android/binder_netlink.c
new file mode 100644
index 000000000000..81e8432b5904
--- /dev/null
+++ b/drivers/android/binder_netlink.c
@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
+/* Do not edit directly, auto-generated from: */
+/* Documentation/netlink/specs/binder.yaml */
+/* YNL-GEN kernel source */
+/* To regenerate run: tools/net/ynl/ynl-regen.sh */
+
+#include <net/netlink.h>
+#include <net/genetlink.h>
+
+#include "binder_netlink.h"
+
+#include <uapi/linux/android/binder_netlink.h>
+
+/* Ops table for binder */
+static const struct genl_split_ops binder_nl_ops[] = {
+};
+
+static const struct genl_multicast_group binder_nl_mcgrps[] = {
+ [BINDER_NLGRP_REPORT] = { "report", },
+};
+
+struct genl_family binder_nl_family __ro_after_init = {
+ .name = BINDER_FAMILY_NAME,
+ .version = BINDER_FAMILY_VERSION,
+ .netnsok = true,
+ .parallel_ops = true,
+ .module = THIS_MODULE,
+ .split_ops = binder_nl_ops,
+ .n_split_ops = ARRAY_SIZE(binder_nl_ops),
+ .mcgrps = binder_nl_mcgrps,
+ .n_mcgrps = ARRAY_SIZE(binder_nl_mcgrps),
+};
diff --git a/drivers/android/binder_netlink.h b/drivers/android/binder_netlink.h
new file mode 100644
index 000000000000..57399942a5e3
--- /dev/null
+++ b/drivers/android/binder_netlink.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* Do not edit directly, auto-generated from: */
+/* Documentation/netlink/specs/binder.yaml */
+/* YNL-GEN kernel header */
+/* To regenerate run: tools/net/ynl/ynl-regen.sh */
+
+#ifndef _LINUX_BINDER_GEN_H
+#define _LINUX_BINDER_GEN_H
+
+#include <net/netlink.h>
+#include <net/genetlink.h>
+
+#include <uapi/linux/android/binder_netlink.h>
+
+enum {
+ BINDER_NLGRP_REPORT,
+};
+
+extern struct genl_family binder_nl_family;
+
+#endif /* _LINUX_BINDER_GEN_H */
diff --git a/drivers/android/binder_trace.h b/drivers/android/binder_trace.h
index 97a78e5623db..fa5eb61cf580 100644
--- a/drivers/android/binder_trace.h
+++ b/drivers/android/binder_trace.h
@@ -402,6 +402,43 @@ TRACE_EVENT(binder_return,
"unknown")
);
+TRACE_EVENT(binder_netlink_report,
+ TP_PROTO(const char *context,
+ struct binder_transaction *t,
+ u32 data_size,
+ u32 error),
+ TP_ARGS(context, t, data_size, error),
+ TP_STRUCT__entry(
+ __field(const char *, context)
+ __field(u32, error)
+ __field(int, from_pid)
+ __field(int, from_tid)
+ __field(int, to_pid)
+ __field(int, to_tid)
+ __field(bool, is_reply)
+ __field(unsigned int, flags)
+ __field(unsigned int, code)
+ __field(size_t, data_size)
+ ),
+ TP_fast_assign(
+ __entry->context = context;
+ __entry->error = error;
+ __entry->from_pid = t->from_pid;
+ __entry->from_tid = t->from_tid;
+ __entry->to_pid = t->to_proc ? t->to_proc->pid : 0;
+ __entry->to_tid = t->to_thread ? t->to_thread->pid : 0;
+ __entry->is_reply = t->is_reply;
+ __entry->flags = t->flags;
+ __entry->code = t->code;
+ __entry->data_size = data_size;
+ ),
+ TP_printk("from %d:%d to %d:%d context=%s error=%d is_reply=%d flags=0x%x code=0x%x size=%zu",
+ __entry->from_pid, __entry->from_tid,
+ __entry->to_pid, __entry->to_tid,
+ __entry->context, __entry->error, __entry->is_reply,
+ __entry->flags, __entry->code, __entry->data_size)
+);
+
#endif /* _BINDER_TRACE_H */
#undef TRACE_INCLUDE_PATH
diff --git a/drivers/android/binderfs.c b/drivers/android/binderfs.c
index 0d9d95a7fb60..b46bcb91072d 100644
--- a/drivers/android/binderfs.c
+++ b/drivers/android/binderfs.c
@@ -59,6 +59,7 @@ struct binder_features {
bool oneway_spam_detection;
bool extended_error;
bool freeze_notification;
+ bool transaction_report;
};
static const struct constant_table binderfs_param_stats[] = {
@@ -76,6 +77,7 @@ static struct binder_features binder_features = {
.oneway_spam_detection = true,
.extended_error = true,
.freeze_notification = true,
+ .transaction_report = true,
};
static inline struct binderfs_info *BINDERFS_SB(const struct super_block *sb)
@@ -181,28 +183,15 @@ static int binderfs_binder_device_create(struct inode *ref_inode,
}
root = sb->s_root;
- inode_lock(d_inode(root));
-
- /* look it up */
- dentry = lookup_noperm(&QSTR(name), root);
+ dentry = simple_start_creating(root, name);
if (IS_ERR(dentry)) {
- inode_unlock(d_inode(root));
ret = PTR_ERR(dentry);
goto err;
}
-
- if (d_really_is_positive(dentry)) {
- /* already exists */
- dput(dentry);
- inode_unlock(d_inode(root));
- ret = -EEXIST;
- goto err;
- }
-
inode->i_private = device;
- d_instantiate(dentry, inode);
+ d_make_persistent(dentry, inode);
fsnotify_create(root->d_inode, dentry);
- inode_unlock(d_inode(root));
+ simple_done_creating(dentry);
binder_add_device(device);
@@ -222,6 +211,9 @@ err:
/**
* binder_ctl_ioctl - handle binder device node allocation requests
+ * @file: The file pointer for the binder-control device node.
+ * @cmd: The ioctl command.
+ * @arg: The ioctl argument.
*
* The request handler for the binder-control device. All requests operate on
* the binderfs mount the binder-control device resides in:
@@ -408,12 +400,6 @@ static int binderfs_binder_ctl_create(struct super_block *sb)
if (!device)
return -ENOMEM;
- /* If we have already created a binder-control node, return. */
- if (info->control_dentry) {
- ret = 0;
- goto out;
- }
-
ret = -ENOMEM;
inode = new_inode(sb);
if (!inode)
@@ -449,7 +435,8 @@ static int binderfs_binder_ctl_create(struct super_block *sb)
inode->i_private = device;
info->control_dentry = dentry;
- d_add(dentry, inode);
+ d_make_persistent(dentry, inode);
+ dput(dentry);
return 0;
@@ -479,24 +466,6 @@ static struct inode *binderfs_make_inode(struct super_block *sb, int mode)
return ret;
}
-static struct dentry *binderfs_create_dentry(struct dentry *parent,
- const char *name)
-{
- struct dentry *dentry;
-
- dentry = lookup_noperm(&QSTR(name), parent);
- if (IS_ERR(dentry))
- return dentry;
-
- /* Return error if the file/dir already exists. */
- if (d_really_is_positive(dentry)) {
- dput(dentry);
- return ERR_PTR(-EEXIST);
- }
-
- return dentry;
-}
-
struct dentry *binderfs_create_file(struct dentry *parent, const char *name,
const struct file_operations *fops,
void *data)
@@ -506,28 +475,24 @@ struct dentry *binderfs_create_file(struct dentry *parent, const char *name,
struct super_block *sb;
parent_inode = d_inode(parent);
- inode_lock(parent_inode);
- dentry = binderfs_create_dentry(parent, name);
+ dentry = simple_start_creating(parent, name);
if (IS_ERR(dentry))
- goto out;
+ return dentry;
sb = parent_inode->i_sb;
new_inode = binderfs_make_inode(sb, S_IFREG | 0444);
if (!new_inode) {
- dput(dentry);
- dentry = ERR_PTR(-ENOMEM);
- goto out;
+ simple_done_creating(dentry);
+ return ERR_PTR(-ENOMEM);
}
new_inode->i_fop = fops;
new_inode->i_private = data;
- d_instantiate(dentry, new_inode);
+ d_make_persistent(dentry, new_inode);
fsnotify_create(parent_inode, dentry);
-
-out:
- inode_unlock(parent_inode);
- return dentry;
+ simple_done_creating(dentry);
+ return dentry; // borrowed
}
static struct dentry *binderfs_create_dir(struct dentry *parent,
@@ -538,30 +503,26 @@ static struct dentry *binderfs_create_dir(struct dentry *parent,
struct super_block *sb;
parent_inode = d_inode(parent);
- inode_lock(parent_inode);
- dentry = binderfs_create_dentry(parent, name);
+ dentry = simple_start_creating(parent, name);
if (IS_ERR(dentry))
- goto out;
+ return dentry;
sb = parent_inode->i_sb;
new_inode = binderfs_make_inode(sb, S_IFDIR | 0755);
if (!new_inode) {
- dput(dentry);
- dentry = ERR_PTR(-ENOMEM);
- goto out;
+ simple_done_creating(dentry);
+ return ERR_PTR(-ENOMEM);
}
new_inode->i_fop = &simple_dir_operations;
new_inode->i_op = &simple_dir_inode_operations;
set_nlink(new_inode, 2);
- d_instantiate(dentry, new_inode);
+ d_make_persistent(dentry, new_inode);
inc_nlink(parent_inode);
fsnotify_mkdir(parent_inode, dentry);
-
-out:
- inode_unlock(parent_inode);
+ simple_done_creating(dentry);
return dentry;
}
@@ -601,6 +562,12 @@ static int init_binder_features(struct super_block *sb)
if (IS_ERR(dentry))
return PTR_ERR(dentry);
+ dentry = binderfs_create_file(dir, "transaction_report",
+ &binder_features_fops,
+ &binder_features.transaction_report);
+ if (IS_ERR(dentry))
+ return PTR_ERR(dentry);
+
return 0;
}
@@ -771,7 +738,7 @@ static void binderfs_kill_super(struct super_block *sb)
* During inode eviction struct binderfs_info is needed.
* So first wipe the super_block then free struct binderfs_info.
*/
- kill_litter_super(sb);
+ kill_anon_super(sb);
if (info && info->ipc_ns)
put_ipc_ns(info->ipc_ns);
diff --git a/drivers/android/dbitmap.h b/drivers/android/dbitmap.h
index 956f1bd087d1..c7299ce8b374 100644
--- a/drivers/android/dbitmap.h
+++ b/drivers/android/dbitmap.h
@@ -37,6 +37,7 @@ static inline void dbitmap_free(struct dbitmap *dmap)
{
dmap->nbits = 0;
kfree(dmap->map);
+ dmap->map = NULL;
}
/* Returns the nbits that a dbitmap can shrink to, 0 if not possible. */
diff --git a/drivers/android/tests/binder_alloc_kunit.c b/drivers/android/tests/binder_alloc_kunit.c
index 9b884d977f76..7f9cc003bbe3 100644
--- a/drivers/android/tests/binder_alloc_kunit.c
+++ b/drivers/android/tests/binder_alloc_kunit.c
@@ -554,7 +554,7 @@ static void binder_alloc_test_exit(struct kunit *test)
static struct kunit_case binder_alloc_test_cases[] = {
KUNIT_CASE(binder_alloc_test_init_freelist),
KUNIT_CASE(binder_alloc_test_mmap),
- KUNIT_CASE(binder_alloc_exhaustive_test),
+ KUNIT_CASE_SLOW(binder_alloc_exhaustive_test),
{}
};
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index e1c24bbacf64..7a7f88b3fa2b 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -689,40 +689,50 @@ MODULE_PARM_DESC(mask_port_map,
"where <pci_dev> is the PCI ID of an AHCI controller in the "
"form \"domain:bus:dev.func\"");
-static void ahci_apply_port_map_mask(struct device *dev,
- struct ahci_host_priv *hpriv, char *mask_s)
+static char *ahci_mask_port_ext;
+module_param_named(mask_port_ext, ahci_mask_port_ext, charp, 0444);
+MODULE_PARM_DESC(mask_port_ext,
+ "32-bits mask to ignore the external/hotplug capability of ports. "
+ "Valid values are: "
+ "\"<mask>\" to apply the same mask to all AHCI controller "
+ "devices, and \"<pci_dev>=<mask>,<pci_dev>=<mask>,...\" to "
+ "specify different masks for the controllers specified, "
+ "where <pci_dev> is the PCI ID of an AHCI controller in the "
+ "form \"domain:bus:dev.func\"");
+
+static u32 ahci_port_mask(struct device *dev, char *mask_s)
{
unsigned int mask;
if (kstrtouint(mask_s, 0, &mask)) {
dev_err(dev, "Invalid port map mask\n");
- return;
+ return 0;
}
- hpriv->mask_port_map = mask;
+ return mask;
}
-static void ahci_get_port_map_mask(struct device *dev,
- struct ahci_host_priv *hpriv)
+static u32 ahci_get_port_mask(struct device *dev, char *mask_p)
{
char *param, *end, *str, *mask_s;
char *name;
+ u32 mask = 0;
- if (!strlen(ahci_mask_port_map))
- return;
+ if (!mask_p || !strlen(mask_p))
+ return 0;
- str = kstrdup(ahci_mask_port_map, GFP_KERNEL);
+ str = kstrdup(mask_p, GFP_KERNEL);
if (!str)
- return;
+ return 0;
/* Handle single mask case */
if (!strchr(str, '=')) {
- ahci_apply_port_map_mask(dev, hpriv, str);
+ mask = ahci_port_mask(dev, str);
goto free;
}
/*
- * Mask list case: parse the parameter to apply the mask only if
+ * Mask list case: parse the parameter to get the mask only if
* the device name matches.
*/
param = str;
@@ -752,11 +762,13 @@ static void ahci_get_port_map_mask(struct device *dev,
param++;
}
- ahci_apply_port_map_mask(dev, hpriv, mask_s);
+ mask = ahci_port_mask(dev, mask_s);
}
free:
kfree(str);
+
+ return mask;
}
static void ahci_pci_save_initial_config(struct pci_dev *pdev,
@@ -782,8 +794,10 @@ static void ahci_pci_save_initial_config(struct pci_dev *pdev,
}
/* Handle port map masks passed as module parameter. */
- if (ahci_mask_port_map)
- ahci_get_port_map_mask(&pdev->dev, hpriv);
+ hpriv->mask_port_map =
+ ahci_get_port_mask(&pdev->dev, ahci_mask_port_map);
+ hpriv->mask_port_ext =
+ ahci_get_port_mask(&pdev->dev, ahci_mask_port_ext);
ahci_save_initial_config(&pdev->dev, hpriv);
}
@@ -1757,11 +1771,20 @@ static void ahci_mark_external_port(struct ata_port *ap)
void __iomem *port_mmio = ahci_port_base(ap);
u32 tmp;
- /* mark external ports (hotplug-capable, eSATA) */
+ /*
+ * Mark external ports (hotplug-capable, eSATA), unless we were asked to
+ * ignore this feature.
+ */
tmp = readl(port_mmio + PORT_CMD);
if (((tmp & PORT_CMD_ESP) && (hpriv->cap & HOST_CAP_SXS)) ||
- (tmp & PORT_CMD_HPCP))
+ (tmp & PORT_CMD_HPCP)) {
+ if (hpriv->mask_port_ext & (1U << ap->port_no)) {
+ ata_port_info(ap,
+ "Ignoring external/hotplug capability\n");
+ return;
+ }
ap->pflags |= ATA_PFLAG_EXTERNAL;
+ }
}
static void ahci_update_initial_lpm_policy(struct ata_port *ap)
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 2c10c8f440d1..293b7fb216b5 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -330,6 +330,7 @@ struct ahci_host_priv {
/* Input fields */
unsigned int flags; /* AHCI_HFLAG_* */
u32 mask_port_map; /* Mask of valid ports */
+ u32 mask_port_ext; /* Mask of ports ext capability */
void __iomem * mmio; /* bus-independent mem map */
u32 cap; /* cap to use */
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
index 5d5a51a77f5d..6b8844646fcd 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -450,7 +450,6 @@ static int xgene_ahci_pmp_softreset(struct ata_link *link, unsigned int *class,
{
int pmp = sata_srst_pmp(link);
struct ata_port *ap = link->ap;
- u32 rc;
void __iomem *port_mmio = ahci_port_base(ap);
u32 port_fbs;
@@ -463,9 +462,7 @@ static int xgene_ahci_pmp_softreset(struct ata_link *link, unsigned int *class,
port_fbs |= pmp << PORT_FBS_DEV_OFFSET;
writel(port_fbs, port_mmio + PORT_FBS);
- rc = ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready);
-
- return rc;
+ return ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready);
}
/**
@@ -500,7 +497,7 @@ static int xgene_ahci_softreset(struct ata_link *link, unsigned int *class,
u32 port_fbs;
u32 port_fbs_save;
u32 retry = 1;
- u32 rc;
+ int rc;
port_fbs_save = readl(port_mmio + PORT_FBS);
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index f2140fc06ba0..15e18d50dcc6 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -246,6 +246,73 @@ void ata_acpi_bind_dev(struct ata_device *dev)
}
/**
+ * ata_acpi_dev_manage_restart - if the disk should be stopped (spun down) on
+ * system restart.
+ * @dev: target ATA device
+ *
+ * RETURNS:
+ * true if the disk should be stopped, otherwise false.
+ */
+bool ata_acpi_dev_manage_restart(struct ata_device *dev)
+{
+ struct device *tdev;
+
+ /*
+ * If ATA_FLAG_ACPI_SATA is set, the acpi fwnode is attached to the
+ * ata_device instead of the ata_port.
+ */
+ if (dev->link->ap->flags & ATA_FLAG_ACPI_SATA)
+ tdev = &dev->tdev;
+ else
+ tdev = &dev->link->ap->tdev;
+
+ if (!is_acpi_device_node(tdev->fwnode))
+ return false;
+ return acpi_bus_power_manageable(ACPI_HANDLE(tdev));
+}
+
+/**
+ * ata_acpi_port_power_on - set the power state of the ata port to D0
+ * @ap: target ATA port
+ *
+ * This function is called at the beginning of ata_port_probe().
+ */
+void ata_acpi_port_power_on(struct ata_port *ap)
+{
+ acpi_handle handle;
+ int i;
+
+ /*
+ * If ATA_FLAG_ACPI_SATA is set, the acpi fwnode is attached to the
+ * ata_device instead of the ata_port.
+ */
+ if (ap->flags & ATA_FLAG_ACPI_SATA) {
+ for (i = 0; i < ATA_MAX_DEVICES; i++) {
+ struct ata_device *dev = &ap->link.device[i];
+
+ if (!is_acpi_device_node(dev->tdev.fwnode))
+ continue;
+ handle = ACPI_HANDLE(&dev->tdev);
+ if (!acpi_bus_power_manageable(handle))
+ continue;
+ if (acpi_bus_set_power(handle, ACPI_STATE_D0))
+ ata_dev_err(dev,
+ "acpi: failed to set power state to D0\n");
+ }
+ return;
+ }
+
+ if (!is_acpi_device_node(ap->tdev.fwnode))
+ return;
+ handle = ACPI_HANDLE(&ap->tdev);
+ if (!acpi_bus_power_manageable(handle))
+ return;
+
+ if (acpi_bus_set_power(handle, ACPI_STATE_D0))
+ ata_port_err(ap, "acpi: failed to set power state to D0\n");
+}
+
+/**
* ata_acpi_dissociate - dissociate ATA host from ACPI objects
* @host: target ATA host
*
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index ff53f5f029b4..0b24bd169d61 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2174,13 +2174,10 @@ static int ata_read_log_directory(struct ata_device *dev)
}
version = get_unaligned_le16(&dev->gp_log_dir[0]);
- if (version != 0x0001) {
- ata_dev_err(dev, "Invalid log directory version 0x%04x\n",
- version);
- ata_clear_log_directory(dev);
- dev->quirks |= ATA_QUIRK_NO_LOG_DIR;
- return -EINVAL;
- }
+ if (version != 0x0001)
+ ata_dev_warn_once(dev,
+ "Invalid log directory version 0x%04x\n",
+ version);
return 0;
}
@@ -3009,6 +3006,16 @@ int ata_dev_configure(struct ata_device *dev)
}
dev->n_sectors = ata_id_n_sectors(id);
+ if (ata_id_is_locked(id)) {
+ /*
+ * If Security locked, set capacity to zero to prevent
+ * any I/O, e.g. partition scanning, as any I/O to a
+ * locked drive will result in user visible errors.
+ */
+ ata_dev_info(dev,
+ "Security locked, setting capacity to zero\n");
+ dev->n_sectors = 0;
+ }
/* get current R/W Multiple count setting */
if ((dev->id[47] >> 8) == 0x80 && (dev->id[59] & 0x100)) {
@@ -3139,6 +3146,10 @@ int ata_dev_configure(struct ata_device *dev)
dev->max_sectors = min_t(unsigned int, ATA_MAX_SECTORS_1024,
dev->max_sectors);
+ if (dev->quirks & ATA_QUIRK_MAX_SEC_8191)
+ dev->max_sectors = min_t(unsigned int, ATA_MAX_SECTORS_8191,
+ dev->max_sectors);
+
if (dev->quirks & ATA_QUIRK_MAX_SEC_LBA48)
dev->max_sectors = ATA_MAX_SECTORS_LBA48;
@@ -3991,6 +4002,7 @@ static const char * const ata_quirk_names[] = {
[__ATA_QUIRK_NO_DMA_LOG] = "nodmalog",
[__ATA_QUIRK_NOTRIM] = "notrim",
[__ATA_QUIRK_MAX_SEC_1024] = "maxsec1024",
+ [__ATA_QUIRK_MAX_SEC_8191] = "maxsec8191",
[__ATA_QUIRK_MAX_TRIM_128M] = "maxtrim128m",
[__ATA_QUIRK_NO_NCQ_ON_ATI] = "noncqonati",
[__ATA_QUIRK_NO_LPM_ON_ATI] = "nolpmonati",
@@ -4097,6 +4109,12 @@ static const struct ata_dev_quirks_entry __ata_dev_quirks[] = {
{ "LITEON CX1-JB*-HP", NULL, ATA_QUIRK_MAX_SEC_1024 },
{ "LITEON EP1-*", NULL, ATA_QUIRK_MAX_SEC_1024 },
+ /*
+ * These devices time out with higher max sects.
+ * https://bugzilla.kernel.org/show_bug.cgi?id=220693
+ */
+ { "DELLBOSS VD", "MV.R00-0", ATA_QUIRK_MAX_SEC_8191 },
+
/* Devices we expect to fail diagnostics */
/* Devices where NCQ should be avoided */
@@ -4209,6 +4227,10 @@ static const struct ata_dev_quirks_entry __ata_dev_quirks[] = {
/* Apacer models with LPM issues */
{ "Apacer AS340*", NULL, ATA_QUIRK_NOLPM },
+ /* Silicon Motion models with LPM issues */
+ { "MD619HXCLDE3TC", "TCVAID", ATA_QUIRK_NOLPM },
+ { "MD619GXCLDE3TC", "TCV35D", ATA_QUIRK_NOLPM },
+
/* These specific Samsung models/firmware-revs do not handle LPM well */
{ "SAMSUNG MZMPC128HBFU-000MV", "CXM14M1Q", ATA_QUIRK_NOLPM },
{ "SAMSUNG SSD PM830 mSATA *", "CXM13D1Q", ATA_QUIRK_NOLPM },
@@ -5904,6 +5926,8 @@ void ata_port_probe(struct ata_port *ap)
struct ata_eh_info *ehi = &ap->link.eh_info;
unsigned long flags;
+ ata_acpi_port_power_on(ap);
+
/* kick EH for boot probing */
spin_lock_irqsave(ap->lock, flags);
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 2ded5e476d6e..721d3f270c8e 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -351,7 +351,7 @@ EXPORT_SYMBOL_GPL(ata_common_sdev_groups);
/**
* ata_std_bios_param - generic bios head/sector/cylinder calculator used by sd.
* @sdev: SCSI device for which BIOS geometry is to be determined
- * @bdev: block device associated with @sdev
+ * @unused: gendisk associated with @sdev
* @capacity: capacity of SCSI device
* @geom: location to which geometry will be output
*
@@ -366,7 +366,7 @@ EXPORT_SYMBOL_GPL(ata_common_sdev_groups);
* RETURNS:
* Zero.
*/
-int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev,
+int ata_std_bios_param(struct scsi_device *sdev, struct gendisk *unused,
sector_t capacity, int geom[])
{
geom[0] = 255;
@@ -992,6 +992,13 @@ static void ata_gen_ata_sense(struct ata_queued_cmd *qc)
return;
}
+ if (ata_id_is_locked(dev->id)) {
+ /* Security locked */
+ /* LOGICAL UNIT ACCESS NOT AUTHORIZED */
+ ata_scsi_set_sense(dev, cmd, DATA_PROTECT, 0x74, 0x71);
+ return;
+ }
+
if (!(qc->flags & ATA_QCFLAG_RTF_FILLED)) {
ata_dev_dbg(dev,
"Missing result TF: reporting aborted command\n");
@@ -1095,6 +1102,7 @@ int ata_scsi_dev_config(struct scsi_device *sdev, struct queue_limits *lim,
*/
sdev->manage_runtime_start_stop = 1;
sdev->manage_shutdown = 1;
+ sdev->manage_restart = ata_acpi_dev_manage_restart(dev);
sdev->force_runtime_start_on_system_start = 1;
}
@@ -4894,8 +4902,10 @@ void ata_scsi_dev_rescan(struct work_struct *work)
spin_unlock_irqrestore(ap->lock, flags);
if (do_resume) {
ret = scsi_resume_device(sdev);
- if (ret == -EWOULDBLOCK)
+ if (ret == -EWOULDBLOCK) {
+ scsi_device_put(sdev);
goto unlock_scan;
+ }
dev->flags &= ~ATA_DFLAG_RESUMING;
}
ret = scsi_rescan_device(sdev);
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 7fc407255eb4..785b6e371abf 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -614,7 +614,7 @@ static void ata_pio_sector(struct ata_queued_cmd *qc)
offset = qc->cursg->offset + qc->cursg_ofs;
/* get the current page and offset */
- page = nth_page(page, (offset >> PAGE_SHIFT));
+ page += offset >> PAGE_SHIFT;
offset %= PAGE_SIZE;
/* don't overrun current sg */
@@ -631,7 +631,7 @@ static void ata_pio_sector(struct ata_queued_cmd *qc)
unsigned int split_len = PAGE_SIZE - offset;
ata_pio_xfer(qc, page, offset, split_len);
- ata_pio_xfer(qc, nth_page(page, 1), 0, count - split_len);
+ ata_pio_xfer(qc, page + 1, 0, count - split_len);
} else {
ata_pio_xfer(qc, page, offset, count);
}
@@ -751,7 +751,7 @@ next_sg:
offset = sg->offset + qc->cursg_ofs;
/* get the current page and offset */
- page = nth_page(page, (offset >> PAGE_SHIFT));
+ page += offset >> PAGE_SHIFT;
offset %= PAGE_SIZE;
/* don't overrun current sg */
@@ -3191,7 +3191,8 @@ void ata_sff_port_init(struct ata_port *ap)
int __init ata_sff_init(void)
{
- ata_sff_wq = alloc_workqueue("ata_sff", WQ_MEM_RECLAIM, WQ_MAX_ACTIVE);
+ ata_sff_wq = alloc_workqueue("ata_sff", WQ_MEM_RECLAIM | WQ_PERCPU,
+ WQ_MAX_ACTIVE);
if (!ata_sff_wq)
return -ENOMEM;
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index e5b977a8d3e1..0e7ecac73680 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -130,6 +130,8 @@ extern void ata_acpi_on_disable(struct ata_device *dev);
extern void ata_acpi_set_state(struct ata_port *ap, pm_message_t state);
extern void ata_acpi_bind_port(struct ata_port *ap);
extern void ata_acpi_bind_dev(struct ata_device *dev);
+extern void ata_acpi_port_power_on(struct ata_port *ap);
+extern bool ata_acpi_dev_manage_restart(struct ata_device *dev);
extern acpi_handle ata_dev_acpi_handle(struct ata_device *dev);
#else
static inline void ata_acpi_dissociate(struct ata_host *host) { }
@@ -140,6 +142,8 @@ static inline void ata_acpi_set_state(struct ata_port *ap,
pm_message_t state) { }
static inline void ata_acpi_bind_port(struct ata_port *ap) {}
static inline void ata_acpi_bind_dev(struct ata_device *dev) {}
+static inline void ata_acpi_port_power_on(struct ata_port *ap) {}
+static inline bool ata_acpi_dev_manage_restart(struct ata_device *dev) { return 0; }
#endif
/* libata-scsi.c */
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 042f6ad1f7c6..fc762dcc61bf 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -75,6 +75,7 @@
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/slab.h>
+#include <linux/string.h>
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@@ -632,9 +633,9 @@ static void it821x_display_disk(struct ata_port *ap, int n, u8 *buf)
cbl = "";
if (mode)
- snprintf(mbuf, 8, "%5s%d", mtype, mode - 1);
+ snprintf(mbuf, sizeof(mbuf), "%5s%d", mtype, mode - 1);
else
- strcpy(mbuf, "PIO");
+ strscpy(mbuf, "PIO");
if (buf[52] == 4)
ata_port_info(ap, "%d: %-6s %-8s %s %s\n",
n, mbuf, types[buf[52]], id, cbl);
diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c
index cf3810933a27..caefcd8c4b3c 100644
--- a/drivers/ata/pata_pcmcia.c
+++ b/drivers/ata/pata_pcmcia.c
@@ -344,6 +344,7 @@ static const struct pcmcia_device_id pcmcia_devices[] = {
PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
+ PCMCIA_DEVICE_PROD_ID2("PCMCIA ATA/ATAPI Adapter", 0x888d7b73),
PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883),
PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d),
diff --git a/drivers/atm/atmtcp.c b/drivers/atm/atmtcp.c
index eeae160c898d..fa3c76a2b49d 100644
--- a/drivers/atm/atmtcp.c
+++ b/drivers/atm/atmtcp.c
@@ -279,6 +279,19 @@ static struct atm_vcc *find_vcc(struct atm_dev *dev, short vpi, int vci)
return NULL;
}
+static int atmtcp_c_pre_send(struct atm_vcc *vcc, struct sk_buff *skb)
+{
+ struct atmtcp_hdr *hdr;
+
+ if (skb->len < sizeof(struct atmtcp_hdr))
+ return -EINVAL;
+
+ hdr = (struct atmtcp_hdr *)skb->data;
+ if (hdr->length == ATMTCP_HDR_MAGIC)
+ return -EINVAL;
+
+ return 0;
+}
static int atmtcp_c_send(struct atm_vcc *vcc,struct sk_buff *skb)
{
@@ -288,9 +301,6 @@ static int atmtcp_c_send(struct atm_vcc *vcc,struct sk_buff *skb)
struct sk_buff *new_skb;
int result = 0;
- if (skb->len < sizeof(struct atmtcp_hdr))
- goto done;
-
dev = vcc->dev_data;
hdr = (struct atmtcp_hdr *) skb->data;
if (hdr->length == ATMTCP_HDR_MAGIC) {
@@ -347,6 +357,7 @@ static const struct atmdev_ops atmtcp_v_dev_ops = {
static const struct atmdev_ops atmtcp_c_dev_ops = {
.close = atmtcp_c_close,
+ .pre_send = atmtcp_c_pre_send,
.send = atmtcp_c_send
};
diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
index 4fea1149e003..f62e38571440 100644
--- a/drivers/atm/fore200e.c
+++ b/drivers/atm/fore200e.c
@@ -1374,7 +1374,9 @@ fore200e_open(struct atm_vcc *vcc)
vcc->dev_data = NULL;
+ mutex_lock(&fore200e->rate_mtx);
fore200e->available_cell_rate += vcc->qos.txtp.max_pcr;
+ mutex_unlock(&fore200e->rate_mtx);
kfree(fore200e_vcc);
return -EINVAL;
diff --git a/drivers/auxdisplay/line-display.c b/drivers/auxdisplay/line-display.c
index 8590a4cd21e0..4e22373fcc1a 100644
--- a/drivers/auxdisplay/line-display.c
+++ b/drivers/auxdisplay/line-display.c
@@ -6,20 +6,23 @@
* Author: Paul Burton <paul.burton@mips.com>
*
* Copyright (C) 2021 Glider bv
+ * Copyright (C) 2025 Jean-François Lessard
*/
#ifndef CONFIG_PANEL_BOOT_MESSAGE
#include <generated/utsrelease.h>
#endif
-#include <linux/container_of.h>
+#include <linux/cleanup.h>
#include <linux/device.h>
#include <linux/export.h>
#include <linux/idr.h>
#include <linux/jiffies.h>
#include <linux/kstrtox.h>
+#include <linux/list.h>
#include <linux/module.h>
#include <linux/slab.h>
+#include <linux/spinlock.h>
#include <linux/string.h>
#include <linux/sysfs.h>
#include <linux/timer.h>
@@ -32,6 +35,87 @@
#define DEFAULT_SCROLL_RATE (HZ / 2)
/**
+ * struct linedisp_attachment - Holds the device to linedisp mapping
+ * @list: List entry for the linedisp_attachments list
+ * @device: Pointer to the device where linedisp attributes are added
+ * @linedisp: Pointer to the linedisp mapped to the device
+ * @direct: true for directly attached device using linedisp_attach(),
+ * false for child registered device using linedisp_register()
+ */
+struct linedisp_attachment {
+ struct list_head list;
+ struct device *device;
+ struct linedisp *linedisp;
+ bool direct;
+};
+
+static LIST_HEAD(linedisp_attachments);
+static DEFINE_SPINLOCK(linedisp_attachments_lock);
+
+static int create_attachment(struct device *dev, struct linedisp *linedisp, bool direct)
+{
+ struct linedisp_attachment *attachment;
+
+ attachment = kzalloc(sizeof(*attachment), GFP_KERNEL);
+ if (!attachment)
+ return -ENOMEM;
+
+ attachment->device = dev;
+ attachment->linedisp = linedisp;
+ attachment->direct = direct;
+
+ guard(spinlock)(&linedisp_attachments_lock);
+ list_add(&attachment->list, &linedisp_attachments);
+
+ return 0;
+}
+
+static struct linedisp *delete_attachment(struct device *dev, bool direct)
+{
+ struct linedisp_attachment *attachment;
+ struct linedisp *linedisp;
+
+ guard(spinlock)(&linedisp_attachments_lock);
+
+ list_for_each_entry(attachment, &linedisp_attachments, list) {
+ if (attachment->device == dev &&
+ attachment->direct == direct)
+ break;
+ }
+
+ if (list_entry_is_head(attachment, &linedisp_attachments, list))
+ return NULL;
+
+ linedisp = attachment->linedisp;
+ list_del(&attachment->list);
+ kfree(attachment);
+
+ return linedisp;
+}
+
+static struct linedisp *to_linedisp(struct device *dev)
+{
+ struct linedisp_attachment *attachment;
+
+ guard(spinlock)(&linedisp_attachments_lock);
+
+ list_for_each_entry(attachment, &linedisp_attachments, list) {
+ if (attachment->device == dev)
+ break;
+ }
+
+ if (list_entry_is_head(attachment, &linedisp_attachments, list))
+ return NULL;
+
+ return attachment->linedisp;
+}
+
+static inline bool should_scroll(struct linedisp *linedisp)
+{
+ return linedisp->message_len > linedisp->num_chars && linedisp->scroll_rate;
+}
+
+/**
* linedisp_scroll() - scroll the display by a character
* @t: really a pointer to the private data structure
*
@@ -62,8 +146,7 @@ static void linedisp_scroll(struct timer_list *t)
linedisp->scroll_pos %= linedisp->message_len;
/* rearm the timer */
- if (linedisp->message_len > num_chars && linedisp->scroll_rate)
- mod_timer(&linedisp->timer, jiffies + linedisp->scroll_rate);
+ mod_timer(&linedisp->timer, jiffies + linedisp->scroll_rate);
}
/**
@@ -113,8 +196,16 @@ static int linedisp_display(struct linedisp *linedisp, const char *msg,
linedisp->message_len = count;
linedisp->scroll_pos = 0;
- /* update the display */
- linedisp_scroll(&linedisp->timer);
+ if (should_scroll(linedisp)) {
+ /* display scrolling message */
+ linedisp_scroll(&linedisp->timer);
+ } else {
+ /* display static message */
+ memset(linedisp->buf, ' ', linedisp->num_chars);
+ memcpy(linedisp->buf, linedisp->message,
+ umin(linedisp->num_chars, linedisp->message_len));
+ linedisp->ops->update(linedisp);
+ }
return 0;
}
@@ -133,7 +224,7 @@ static int linedisp_display(struct linedisp *linedisp, const char *msg,
static ssize_t message_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
return sysfs_emit(buf, "%s\n", linedisp->message);
}
@@ -152,7 +243,7 @@ static ssize_t message_show(struct device *dev, struct device_attribute *attr,
static ssize_t message_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
int err;
err = linedisp_display(linedisp, buf, count);
@@ -161,10 +252,20 @@ static ssize_t message_store(struct device *dev, struct device_attribute *attr,
static DEVICE_ATTR_RW(message);
+static ssize_t num_chars_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct linedisp *linedisp = to_linedisp(dev);
+
+ return sysfs_emit(buf, "%u\n", linedisp->num_chars);
+}
+
+static DEVICE_ATTR_RO(num_chars);
+
static ssize_t scroll_step_ms_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
return sysfs_emit(buf, "%u\n", jiffies_to_msecs(linedisp->scroll_rate));
}
@@ -173,7 +274,7 @@ static ssize_t scroll_step_ms_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
unsigned int ms;
int err;
@@ -181,12 +282,12 @@ static ssize_t scroll_step_ms_store(struct device *dev,
if (err)
return err;
+ timer_delete_sync(&linedisp->timer);
+
linedisp->scroll_rate = msecs_to_jiffies(ms);
- if (linedisp->message && linedisp->message_len > linedisp->num_chars) {
- timer_delete_sync(&linedisp->timer);
- if (linedisp->scroll_rate)
- linedisp_scroll(&linedisp->timer);
- }
+
+ if (should_scroll(linedisp))
+ linedisp_scroll(&linedisp->timer);
return count;
}
@@ -195,7 +296,7 @@ static DEVICE_ATTR_RW(scroll_step_ms);
static ssize_t map_seg_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
struct linedisp_map *map = linedisp->map;
memcpy(buf, &map->map, map->size);
@@ -205,7 +306,7 @@ static ssize_t map_seg_show(struct device *dev, struct device_attribute *attr, c
static ssize_t map_seg_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
struct linedisp_map *map = linedisp->map;
if (count != map->size)
@@ -223,6 +324,7 @@ static DEVICE_ATTR(map_seg14, 0644, map_seg_show, map_seg_store);
static struct attribute *linedisp_attrs[] = {
&dev_attr_message.attr,
+ &dev_attr_num_chars.attr,
&dev_attr_scroll_step_ms.attr,
&dev_attr_map_seg7.attr,
&dev_attr_map_seg14.attr,
@@ -232,7 +334,7 @@ static struct attribute *linedisp_attrs[] = {
static umode_t linedisp_attr_is_visible(struct kobject *kobj, struct attribute *attr, int n)
{
struct device *dev = kobj_to_dev(kobj);
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
struct linedisp_map *map = linedisp->map;
umode_t mode = attr->mode;
@@ -263,7 +365,7 @@ static DEFINE_IDA(linedisp_id);
static void linedisp_release(struct device *dev)
{
- struct linedisp *linedisp = container_of(dev, struct linedisp, dev);
+ struct linedisp *linedisp = to_linedisp(dev);
kfree(linedisp->map);
kfree(linedisp->message);
@@ -321,12 +423,101 @@ static int linedisp_init_map(struct linedisp *linedisp)
#endif
/**
+ * linedisp_attach - attach a character line display
+ * @linedisp: pointer to character line display structure
+ * @dev: pointer of the device to attach to
+ * @num_chars: the number of characters that can be displayed
+ * @ops: character line display operations
+ *
+ * Directly attach the line-display sysfs attributes to the passed device.
+ * The caller is responsible for calling linedisp_detach() to release resources
+ * after use.
+ *
+ * Return: zero on success, else a negative error code.
+ */
+int linedisp_attach(struct linedisp *linedisp, struct device *dev,
+ unsigned int num_chars, const struct linedisp_ops *ops)
+{
+ int err;
+
+ memset(linedisp, 0, sizeof(*linedisp));
+ linedisp->ops = ops;
+ linedisp->num_chars = num_chars;
+ linedisp->scroll_rate = DEFAULT_SCROLL_RATE;
+
+ linedisp->buf = kzalloc(linedisp->num_chars, GFP_KERNEL);
+ if (!linedisp->buf)
+ return -ENOMEM;
+
+ /* initialise a character mapping, if required */
+ err = linedisp_init_map(linedisp);
+ if (err)
+ goto out_free_buf;
+
+ /* initialise a timer for scrolling the message */
+ timer_setup(&linedisp->timer, linedisp_scroll, 0);
+
+ err = create_attachment(dev, linedisp, true);
+ if (err)
+ goto out_del_timer;
+
+ /* display a default message */
+ err = linedisp_display(linedisp, LINEDISP_INIT_TEXT, -1);
+ if (err)
+ goto out_del_attach;
+
+ /* add attribute groups to target device */
+ err = device_add_groups(dev, linedisp_groups);
+ if (err)
+ goto out_del_attach;
+
+ return 0;
+
+out_del_attach:
+ delete_attachment(dev, true);
+out_del_timer:
+ timer_delete_sync(&linedisp->timer);
+out_free_buf:
+ kfree(linedisp->buf);
+ return err;
+}
+EXPORT_SYMBOL_NS_GPL(linedisp_attach, "LINEDISP");
+
+/**
+ * linedisp_detach - detach a character line display
+ * @dev: pointer of the device to detach from, that was previously
+ * attached with linedisp_attach()
+ */
+void linedisp_detach(struct device *dev)
+{
+ struct linedisp *linedisp;
+
+ linedisp = delete_attachment(dev, true);
+ if (!linedisp)
+ return;
+
+ timer_delete_sync(&linedisp->timer);
+
+ device_remove_groups(dev, linedisp_groups);
+
+ kfree(linedisp->map);
+ kfree(linedisp->message);
+ kfree(linedisp->buf);
+}
+EXPORT_SYMBOL_NS_GPL(linedisp_detach, "LINEDISP");
+
+/**
* linedisp_register - register a character line display
* @linedisp: pointer to character line display structure
* @parent: parent device
* @num_chars: the number of characters that can be displayed
* @ops: character line display operations
*
+ * Register the line-display sysfs attributes to a new device named
+ * "linedisp.N" added to the passed parent device.
+ * The caller is responsible for calling linedisp_unregister() to release
+ * resources after use.
+ *
* Return: zero on success, else a negative error code.
*/
int linedisp_register(struct linedisp *linedisp, struct device *parent,
@@ -362,19 +553,23 @@ int linedisp_register(struct linedisp *linedisp, struct device *parent,
/* initialise a timer for scrolling the message */
timer_setup(&linedisp->timer, linedisp_scroll, 0);
- err = device_add(&linedisp->dev);
+ err = create_attachment(&linedisp->dev, linedisp, false);
if (err)
goto out_del_timer;
/* display a default message */
err = linedisp_display(linedisp, LINEDISP_INIT_TEXT, -1);
if (err)
- goto out_del_dev;
+ goto out_del_attach;
+
+ err = device_add(&linedisp->dev);
+ if (err)
+ goto out_del_attach;
return 0;
-out_del_dev:
- device_del(&linedisp->dev);
+out_del_attach:
+ delete_attachment(&linedisp->dev, false);
out_del_timer:
timer_delete_sync(&linedisp->timer);
out_put_device:
@@ -391,6 +586,7 @@ EXPORT_SYMBOL_NS_GPL(linedisp_register, "LINEDISP");
void linedisp_unregister(struct linedisp *linedisp)
{
device_del(&linedisp->dev);
+ delete_attachment(&linedisp->dev, false);
timer_delete_sync(&linedisp->timer);
put_device(&linedisp->dev);
}
diff --git a/drivers/auxdisplay/line-display.h b/drivers/auxdisplay/line-display.h
index 4348d7a2f69a..36853b639711 100644
--- a/drivers/auxdisplay/line-display.h
+++ b/drivers/auxdisplay/line-display.h
@@ -6,6 +6,7 @@
* Author: Paul Burton <paul.burton@mips.com>
*
* Copyright (C) 2021 Glider bv
+ * Copyright (C) 2025 Jean-François Lessard
*/
#ifndef _LINEDISP_H
@@ -81,6 +82,9 @@ struct linedisp {
unsigned int id;
};
+int linedisp_attach(struct linedisp *linedisp, struct device *dev,
+ unsigned int num_chars, const struct linedisp_ops *ops);
+void linedisp_detach(struct device *dev);
int linedisp_register(struct linedisp *linedisp, struct device *parent,
unsigned int num_chars, const struct linedisp_ops *ops);
void linedisp_unregister(struct linedisp *linedisp);
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig
index 064eb52ff7e2..1786d87b29e2 100644
--- a/drivers/base/Kconfig
+++ b/drivers/base/Kconfig
@@ -167,6 +167,12 @@ config PM_QOS_KUNIT_TEST
depends on KUNIT=y
default KUNIT_ALL_TESTS
+config PM_RUNTIME_KUNIT_TEST
+ tristate "KUnit Tests for runtime PM" if !KUNIT_ALL_TESTS
+ depends on KUNIT
+ depends on PM
+ default KUNIT_ALL_TESTS
+
config HMEM_REPORTING
bool
default n
diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c
index 1037169abb45..84ec92bff642 100644
--- a/drivers/base/arch_topology.c
+++ b/drivers/base/arch_topology.c
@@ -292,7 +292,7 @@ bool __init topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu)
* frequency (by keeping the initial capacity_freq_ref value).
*/
cpu_clk = of_clk_get(cpu_node, 0);
- if (!PTR_ERR_OR_ZERO(cpu_clk)) {
+ if (!IS_ERR_OR_NULL(cpu_clk)) {
per_cpu(capacity_freq_ref, cpu) =
clk_get_rate(cpu_clk) / HZ_PER_KHZ;
clk_put(cpu_clk);
@@ -823,12 +823,106 @@ void remove_cpu_topology(unsigned int cpu)
clear_cpu_topology(cpu);
}
+#if defined(CONFIG_ARM64) || defined(CONFIG_RISCV)
+struct cpu_smt_info {
+ unsigned int thread_num;
+ int core_id;
+};
+
+static bool __init acpi_cpu_is_threaded(int cpu)
+{
+ int is_threaded = acpi_pptt_cpu_is_thread(cpu);
+
+ /*
+ * if the PPTT doesn't have thread information, check for architecture
+ * specific fallback if available
+ */
+ if (is_threaded < 0)
+ is_threaded = arch_cpu_is_threaded();
+
+ return !!is_threaded;
+}
+
+/*
+ * Propagate the topology information of the processor_topology_node tree to the
+ * cpu_topology array.
+ */
__weak int __init parse_acpi_topology(void)
{
+ unsigned int max_smt_thread_num = 1;
+ struct cpu_smt_info *entry;
+ struct xarray hetero_cpu;
+ unsigned long hetero_id;
+ int cpu, topology_id;
+
+ if (acpi_disabled)
+ return 0;
+
+ xa_init(&hetero_cpu);
+
+ for_each_possible_cpu(cpu) {
+ topology_id = find_acpi_cpu_topology(cpu, 0);
+ if (topology_id < 0)
+ return topology_id;
+
+ if (acpi_cpu_is_threaded(cpu)) {
+ cpu_topology[cpu].thread_id = topology_id;
+ topology_id = find_acpi_cpu_topology(cpu, 1);
+ cpu_topology[cpu].core_id = topology_id;
+
+ /*
+ * In the PPTT, CPUs below a node with the 'identical
+ * implementation' flag have the same number of threads.
+ * Count the number of threads for only one CPU (i.e.
+ * one core_id) among those with the same hetero_id.
+ * See the comment of find_acpi_cpu_topology_hetero_id()
+ * for more details.
+ *
+ * One entry is created for each node having:
+ * - the 'identical implementation' flag
+ * - its parent not having the flag
+ */
+ hetero_id = find_acpi_cpu_topology_hetero_id(cpu);
+ entry = xa_load(&hetero_cpu, hetero_id);
+ if (!entry) {
+ entry = kzalloc(sizeof(*entry), GFP_KERNEL);
+ WARN_ON_ONCE(!entry);
+
+ if (entry) {
+ entry->core_id = topology_id;
+ entry->thread_num = 1;
+ xa_store(&hetero_cpu, hetero_id,
+ entry, GFP_KERNEL);
+ }
+ } else if (entry->core_id == topology_id) {
+ entry->thread_num++;
+ }
+ } else {
+ cpu_topology[cpu].thread_id = -1;
+ cpu_topology[cpu].core_id = topology_id;
+ }
+ topology_id = find_acpi_cpu_topology_cluster(cpu);
+ cpu_topology[cpu].cluster_id = topology_id;
+ topology_id = find_acpi_cpu_topology_package(cpu);
+ cpu_topology[cpu].package_id = topology_id;
+ }
+
+ /*
+ * This is a short loop since the number of XArray elements is the
+ * number of heterogeneous CPU clusters. On a homogeneous system
+ * there's only one entry in the XArray.
+ */
+ xa_for_each(&hetero_cpu, hetero_id, entry) {
+ max_smt_thread_num = max(max_smt_thread_num, entry->thread_num);
+ xa_erase(&hetero_cpu, hetero_id);
+ kfree(entry);
+ }
+
+ cpu_smt_set_num_threads(max_smt_thread_num, max_smt_thread_num);
+ xa_destroy(&hetero_cpu);
return 0;
}
-#if defined(CONFIG_ARM64) || defined(CONFIG_RISCV)
void __init init_cpu_topology(void)
{
int cpu, ret;
diff --git a/drivers/base/auxiliary.c b/drivers/base/auxiliary.c
index 12ffdd843756..04bdbff4dbe5 100644
--- a/drivers/base/auxiliary.c
+++ b/drivers/base/auxiliary.c
@@ -171,17 +171,18 @@
static const struct auxiliary_device_id *auxiliary_match_id(const struct auxiliary_device_id *id,
const struct auxiliary_device *auxdev)
{
- for (; id->name[0]; id++) {
- const char *p = strrchr(dev_name(&auxdev->dev), '.');
- int match_size;
+ const char *auxdev_name = dev_name(&auxdev->dev);
+ const char *p = strrchr(auxdev_name, '.');
+ int match_size;
- if (!p)
- continue;
- match_size = p - dev_name(&auxdev->dev);
+ if (!p)
+ return NULL;
+ match_size = p - auxdev_name;
+ for (; id->name[0]; id++) {
/* use dev_name(&auxdev->dev) prefix before last '.' char to match to */
if (strlen(id->name) == match_size &&
- !strncmp(dev_name(&auxdev->dev), id->name, match_size))
+ !strncmp(auxdev_name, id->name, match_size))
return id;
}
return NULL;
@@ -217,17 +218,14 @@ static int auxiliary_bus_probe(struct device *dev)
struct auxiliary_device *auxdev = to_auxiliary_dev(dev);
int ret;
- ret = dev_pm_domain_attach(dev, PD_FLAG_ATTACH_POWER_ON);
+ ret = dev_pm_domain_attach(dev, PD_FLAG_ATTACH_POWER_ON |
+ PD_FLAG_DETACH_POWER_OFF);
if (ret) {
dev_warn(dev, "Failed to attach to PM Domain : %d\n", ret);
return ret;
}
- ret = auxdrv->probe(auxdev, auxiliary_match_id(auxdrv->id_table, auxdev));
- if (ret)
- dev_pm_domain_detach(dev, true);
-
- return ret;
+ return auxdrv->probe(auxdev, auxiliary_match_id(auxdrv->id_table, auxdev));
}
static void auxiliary_bus_remove(struct device *dev)
@@ -237,7 +235,6 @@ static void auxiliary_bus_remove(struct device *dev)
if (auxdrv->remove)
auxdrv->remove(auxdev);
- dev_pm_domain_detach(dev, true);
}
static void auxiliary_bus_shutdown(struct device *dev)
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 123031a757d9..430cbefbc97f 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -85,6 +85,18 @@ struct driver_private {
};
#define to_driver(obj) container_of(obj, struct driver_private, kobj)
+#ifdef CONFIG_RUST
+/**
+ * struct driver_type - Representation of a Rust driver type.
+ */
+struct driver_type {
+ /**
+ * @id: Representation of core::any::TypeId.
+ */
+ u8 id[16];
+} __packed;
+#endif
+
/**
* struct device_private - structure to hold the private to the driver core portions of the device structure.
*
@@ -100,6 +112,7 @@ struct driver_private {
* @async_driver - pointer to device driver awaiting probe via async_probe
* @device - pointer back to the struct device that this structure is
* associated with.
+ * @driver_type - The type of the bound Rust driver.
* @dead - This device is currently either in the process of or has been
* removed from the system. Any asynchronous events scheduled for this
* device should exit without taking any action.
@@ -116,6 +129,9 @@ struct device_private {
const struct device_driver *async_driver;
char *deferred_probe_reason;
struct device *device;
+#ifdef CONFIG_RUST
+ struct driver_type driver_type;
+#endif
u8 dead:1;
};
#define to_device_private_parent(obj) \
@@ -248,9 +264,18 @@ void device_links_driver_cleanup(struct device *dev);
void device_links_no_driver(struct device *dev);
bool device_links_busy(struct device *dev);
void device_links_unbind_consumers(struct device *dev);
+bool device_link_flag_is_sync_state_only(u32 flags);
void fw_devlink_drivers_done(void);
void fw_devlink_probing_done(void);
+#define dev_for_each_link_to_supplier(__link, __dev) \
+ list_for_each_entry_srcu(__link, &(__dev)->links.suppliers, c_node, \
+ device_links_read_lock_held())
+
+#define dev_for_each_link_to_consumer(__link, __dev) \
+ list_for_each_entry_srcu(__link, &(__dev)->links.consumers, s_node, \
+ device_links_read_lock_held())
+
/* device pm support */
void device_pm_move_to_tail(struct device *dev);
diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 5e75e1bce551..9eb7771706f0 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -334,6 +334,19 @@ static struct device *next_device(struct klist_iter *i)
return dev;
}
+static struct device *prev_device(struct klist_iter *i)
+{
+ struct klist_node *n = klist_prev(i);
+ struct device *dev = NULL;
+ struct device_private *dev_prv;
+
+ if (n) {
+ dev_prv = to_device_private_bus(n);
+ dev = dev_prv->device;
+ }
+ return dev;
+}
+
/**
* bus_for_each_dev - device iterator.
* @bus: bus type.
@@ -414,6 +427,31 @@ struct device *bus_find_device(const struct bus_type *bus,
}
EXPORT_SYMBOL_GPL(bus_find_device);
+struct device *bus_find_device_reverse(const struct bus_type *bus,
+ struct device *start, const void *data,
+ device_match_t match)
+{
+ struct subsys_private *sp = bus_to_subsys(bus);
+ struct klist_iter i;
+ struct device *dev;
+
+ if (!sp)
+ return NULL;
+
+ klist_iter_init_node(&sp->klist_devices, &i,
+ (start ? &start->p->knode_bus : NULL));
+ while ((dev = prev_device(&i))) {
+ if (match(dev, data)) {
+ get_device(dev);
+ break;
+ }
+ }
+ klist_iter_exit(&i);
+ subsys_put(sp);
+ return dev;
+}
+EXPORT_SYMBOL_GPL(bus_find_device_reverse);
+
static struct device_driver *next_driver(struct klist_iter *i)
{
struct klist_node *n = klist_next(i);
@@ -533,8 +571,7 @@ void bus_probe_device(struct device *dev)
if (!sp)
return;
- if (sp->drivers_autoprobe)
- device_initial_probe(dev);
+ device_initial_probe(dev);
mutex_lock(&sp->mutex);
list_for_each_entry(sif, &sp->interfaces, node)
diff --git a/drivers/base/core.c b/drivers/base/core.c
index d22d6b23e758..40de2f51a1b1 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -287,7 +287,7 @@ static bool device_is_ancestor(struct device *dev, struct device *target)
#define DL_MARKER_FLAGS (DL_FLAG_INFERRED | \
DL_FLAG_CYCLE | \
DL_FLAG_MANAGED)
-static inline bool device_link_flag_is_sync_state_only(u32 flags)
+bool device_link_flag_is_sync_state_only(u32 flags)
{
return (flags & ~DL_MARKER_FLAGS) == DL_FLAG_SYNC_STATE_ONLY;
}
@@ -1784,7 +1784,7 @@ static int fw_devlink_dev_sync_state(struct device *dev, void *data)
return 0;
if (fw_devlink_sync_state == FW_DEVLINK_SYNC_STATE_STRICT) {
- dev_warn(sup, "sync_state() pending due to %s\n",
+ dev_info(sup, "sync_state() pending due to %s\n",
dev_name(link->consumer));
return 0;
}
@@ -3994,8 +3994,8 @@ const char *device_get_devnode(const struct device *dev,
/**
* device_for_each_child - device child iterator.
* @parent: parent struct device.
- * @fn: function to be called for each device.
* @data: data for the callback.
+ * @fn: function to be called for each device.
*
* Iterate over @parent's child devices, and call @fn for each,
* passing it @data.
@@ -4024,8 +4024,8 @@ EXPORT_SYMBOL_GPL(device_for_each_child);
/**
* device_for_each_child_reverse - device child iterator in reversed order.
* @parent: parent struct device.
- * @fn: function to be called for each device.
* @data: data for the callback.
+ * @fn: function to be called for each device.
*
* Iterate over @parent's child devices, and call @fn for each,
* passing it @data.
@@ -4055,8 +4055,8 @@ EXPORT_SYMBOL_GPL(device_for_each_child_reverse);
* device_for_each_child_reverse_from - device child iterator in reversed order.
* @parent: parent struct device.
* @from: optional starting point in child list
- * @fn: function to be called for each device.
* @data: data for the callback.
+ * @fn: function to be called for each device.
*
* Iterate over @parent's child devices, starting at @from, and call @fn
* for each, passing it @data. This helper is identical to
@@ -4089,8 +4089,8 @@ EXPORT_SYMBOL_GPL(device_for_each_child_reverse_from);
/**
* device_find_child - device iterator for locating a particular device.
* @parent: parent struct device
- * @match: Callback function to check device
* @data: Data to pass to match function
+ * @match: Callback function to check device
*
* This is similar to the device_for_each_child() function above, but it
* returns a reference to a device that is 'found' for later use, as
@@ -4138,7 +4138,7 @@ int __init devices_init(void)
sysfs_dev_char_kobj = kobject_create_and_add("char", dev_kobj);
if (!sysfs_dev_char_kobj)
goto char_kobj_err;
- device_link_wq = alloc_workqueue("device_link_wq", 0, 0);
+ device_link_wq = alloc_workqueue("device_link_wq", WQ_PERCPU, 0);
if (!device_link_wq)
goto wq_err;
@@ -5278,6 +5278,25 @@ void device_set_node(struct device *dev, struct fwnode_handle *fwnode)
}
EXPORT_SYMBOL_GPL(device_set_node);
+/**
+ * get_dev_from_fwnode - Obtain a reference count of the struct device the
+ * struct fwnode_handle is associated with.
+ * @fwnode: The pointer to the struct fwnode_handle to obtain the struct device
+ * reference count of.
+ *
+ * This function obtains a reference count of the device the device pointer
+ * embedded in the struct fwnode_handle points to.
+ *
+ * Note that the struct device pointer embedded in struct fwnode_handle does
+ * *not* have a reference count of the struct device itself.
+ *
+ * Hence, it is a UAF (and thus a bug) to call this function if the caller can't
+ * guarantee that the last reference count of the corresponding struct device is
+ * not dropped concurrently.
+ *
+ * This is possible since struct fwnode_handle has its own reference count and
+ * hence can out-live the struct device it is associated with.
+ */
struct device *get_dev_from_fwnode(struct fwnode_handle *fwnode)
{
return get_device((fwnode)->dev);
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index efc575a00edd..c6c57b6f61c6 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -300,13 +300,30 @@ static ssize_t print_cpus_isolated(struct device *dev,
}
static DEVICE_ATTR(isolated, 0444, print_cpus_isolated, NULL);
+static ssize_t housekeeping_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ const struct cpumask *hk_mask;
+
+ hk_mask = housekeeping_cpumask(HK_TYPE_KERNEL_NOISE);
+
+ if (housekeeping_enabled(HK_TYPE_KERNEL_NOISE))
+ return sysfs_emit(buf, "%*pbl\n", cpumask_pr_args(hk_mask));
+ return sysfs_emit(buf, "\n");
+}
+static DEVICE_ATTR_RO(housekeeping);
+
#ifdef CONFIG_NO_HZ_FULL
-static ssize_t print_cpus_nohz_full(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t nohz_full_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
{
- return sysfs_emit(buf, "%*pbl\n", cpumask_pr_args(tick_nohz_full_mask));
+ if (cpumask_available(tick_nohz_full_mask))
+ return sysfs_emit(buf, "%*pbl\n",
+ cpumask_pr_args(tick_nohz_full_mask));
+ return sysfs_emit(buf, "\n");
}
-static DEVICE_ATTR(nohz_full, 0444, print_cpus_nohz_full, NULL);
+static DEVICE_ATTR_RO(nohz_full);
#endif
#ifdef CONFIG_CRASH_HOTPLUG
@@ -325,7 +342,7 @@ static void cpu_device_release(struct device *dev)
* This is an empty function to prevent the driver core from spitting a
* warning at us. Yes, I know this is directly opposite of what the
* documentation for the driver core and kobjects say, and the author
- * of this code has already been publically ridiculed for doing
+ * of this code has already been publicly ridiculed for doing
* something as foolish as this. However, at this point in time, it is
* the only way to handle the issue of statically allocated cpu
* devices. The different architectures will have their cpu device
@@ -505,6 +522,7 @@ static struct attribute *cpu_root_attrs[] = {
&dev_attr_offline.attr,
&dev_attr_enabled.attr,
&dev_attr_isolated.attr,
+ &dev_attr_housekeeping.attr,
#ifdef CONFIG_NO_HZ_FULL
&dev_attr_nohz_full.attr,
#endif
@@ -603,6 +621,7 @@ CPU_SHOW_VULN_FALLBACK(ghostwrite);
CPU_SHOW_VULN_FALLBACK(old_microcode);
CPU_SHOW_VULN_FALLBACK(indirect_target_selection);
CPU_SHOW_VULN_FALLBACK(tsa);
+CPU_SHOW_VULN_FALLBACK(vmscape);
static DEVICE_ATTR(meltdown, 0444, cpu_show_meltdown, NULL);
static DEVICE_ATTR(spectre_v1, 0444, cpu_show_spectre_v1, NULL);
@@ -622,6 +641,7 @@ static DEVICE_ATTR(ghostwrite, 0444, cpu_show_ghostwrite, NULL);
static DEVICE_ATTR(old_microcode, 0444, cpu_show_old_microcode, NULL);
static DEVICE_ATTR(indirect_target_selection, 0444, cpu_show_indirect_target_selection, NULL);
static DEVICE_ATTR(tsa, 0444, cpu_show_tsa, NULL);
+static DEVICE_ATTR(vmscape, 0444, cpu_show_vmscape, NULL);
static struct attribute *cpu_root_vulnerabilities_attrs[] = {
&dev_attr_meltdown.attr,
@@ -642,6 +662,7 @@ static struct attribute *cpu_root_vulnerabilities_attrs[] = {
&dev_attr_old_microcode.attr,
&dev_attr_indirect_target_selection.attr,
&dev_attr_tsa.attr,
+ &dev_attr_vmscape.attr,
NULL
};
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 13ab98e033ea..349f31bedfa1 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -193,7 +193,7 @@ void driver_deferred_probe_trigger(void)
* Kick the re-probe thread. It may already be scheduled, but it is
* safe to kick it again.
*/
- queue_work(system_unbound_wq, &deferred_probe_work);
+ queue_work(system_dfl_wq, &deferred_probe_work);
}
/**
@@ -1077,7 +1077,15 @@ EXPORT_SYMBOL_GPL(device_attach);
void device_initial_probe(struct device *dev)
{
- __device_attach(dev, true);
+ struct subsys_private *sp = bus_to_subsys(dev->bus);
+
+ if (!sp)
+ return;
+
+ if (sp->drivers_autoprobe)
+ __device_attach(dev, true);
+
+ subsys_put(sp);
}
/*
diff --git a/drivers/base/devcoredump.c b/drivers/base/devcoredump.c
index 37faf6156d7c..55bdc7f5e59d 100644
--- a/drivers/base/devcoredump.c
+++ b/drivers/base/devcoredump.c
@@ -23,50 +23,46 @@ struct devcd_entry {
void *data;
size_t datalen;
/*
- * Here, mutex is required to serialize the calls to del_wk work between
- * user/kernel space which happens when devcd is added with device_add()
- * and that sends uevent to user space. User space reads the uevents,
- * and calls to devcd_data_write() which try to modify the work which is
- * not even initialized/queued from devcoredump.
+ * There are 2 races for which mutex is required.
*
+ * The first race is between device creation and userspace writing to
+ * schedule immediately destruction.
*
+ * This race is handled by arming the timer before device creation, but
+ * when device creation fails the timer still exists.
*
- * cpu0(X) cpu1(Y)
+ * To solve this, hold the mutex during device_add(), and set
+ * init_completed on success before releasing the mutex.
*
- * dev_coredump() uevent sent to user space
- * device_add() ======================> user space process Y reads the
- * uevents writes to devcd fd
- * which results into writes to
+ * That way the timer will never fire until device_add() is called,
+ * it will do nothing if init_completed is not set. The timer is also
+ * cancelled in that case.
*
- * devcd_data_write()
- * mod_delayed_work()
- * try_to_grab_pending()
- * timer_delete()
- * debug_assert_init()
- * INIT_DELAYED_WORK()
- * schedule_delayed_work()
- *
- *
- * Also, mutex alone would not be enough to avoid scheduling of
- * del_wk work after it get flush from a call to devcd_free()
- * mentioned as below.
- *
- * disabled_store()
- * devcd_free()
- * mutex_lock() devcd_data_write()
- * flush_delayed_work()
- * mutex_unlock()
- * mutex_lock()
- * mod_delayed_work()
- * mutex_unlock()
- * So, delete_work flag is required.
+ * The second race involves multiple parallel invocations of devcd_free(),
+ * add a deleted flag so only 1 can call the destructor.
*/
struct mutex mutex;
- bool delete_work;
+ bool init_completed, deleted;
struct module *owner;
ssize_t (*read)(char *buffer, loff_t offset, size_t count,
void *data, size_t datalen);
void (*free)(void *data);
+ /*
+ * If nothing interferes and device_add() was returns success,
+ * del_wk will destroy the device after the timer fires.
+ *
+ * Multiple userspace processes can interfere in the working of the timer:
+ * - Writing to the coredump will reschedule the timer to run immediately,
+ * if still armed.
+ *
+ * This is handled by using "if (cancel_delayed_work()) {
+ * schedule_delayed_work() }", to prevent re-arming after having
+ * been previously fired.
+ * - Writing to /sys/class/devcoredump/disabled will destroy the
+ * coredump synchronously.
+ * This is handled by using disable_delayed_work_sync(), and then
+ * checking if deleted flag is set with &devcd->mutex held.
+ */
struct delayed_work del_wk;
struct device *failing_dev;
};
@@ -95,14 +91,27 @@ static void devcd_dev_release(struct device *dev)
kfree(devcd);
}
+static void __devcd_del(struct devcd_entry *devcd)
+{
+ devcd->deleted = true;
+ device_del(&devcd->devcd_dev);
+ put_device(&devcd->devcd_dev);
+}
+
static void devcd_del(struct work_struct *wk)
{
struct devcd_entry *devcd;
+ bool init_completed;
devcd = container_of(wk, struct devcd_entry, del_wk.work);
- device_del(&devcd->devcd_dev);
- put_device(&devcd->devcd_dev);
+ /* devcd->mutex serializes against dev_coredumpm_timeout */
+ mutex_lock(&devcd->mutex);
+ init_completed = devcd->init_completed;
+ mutex_unlock(&devcd->mutex);
+
+ if (init_completed)
+ __devcd_del(devcd);
}
static ssize_t devcd_data_read(struct file *filp, struct kobject *kobj,
@@ -122,12 +131,12 @@ static ssize_t devcd_data_write(struct file *filp, struct kobject *kobj,
struct device *dev = kobj_to_dev(kobj);
struct devcd_entry *devcd = dev_to_devcd(dev);
- mutex_lock(&devcd->mutex);
- if (!devcd->delete_work) {
- devcd->delete_work = true;
- mod_delayed_work(system_wq, &devcd->del_wk, 0);
- }
- mutex_unlock(&devcd->mutex);
+ /*
+ * Although it's tempting to use mod_delayed work here,
+ * that will cause a reschedule if the timer already fired.
+ */
+ if (cancel_delayed_work(&devcd->del_wk))
+ schedule_delayed_work(&devcd->del_wk, 0);
return count;
}
@@ -151,11 +160,21 @@ static int devcd_free(struct device *dev, void *data)
{
struct devcd_entry *devcd = dev_to_devcd(dev);
+ /*
+ * To prevent a race with devcd_data_write(), disable work and
+ * complete manually instead.
+ *
+ * We cannot rely on the return value of
+ * disable_delayed_work_sync() here, because it might be in the
+ * middle of a cancel_delayed_work + schedule_delayed_work pair.
+ *
+ * devcd->mutex here guards against multiple parallel invocations
+ * of devcd_free().
+ */
+ disable_delayed_work_sync(&devcd->del_wk);
mutex_lock(&devcd->mutex);
- if (!devcd->delete_work)
- devcd->delete_work = true;
-
- flush_delayed_work(&devcd->del_wk);
+ if (!devcd->deleted)
+ __devcd_del(devcd);
mutex_unlock(&devcd->mutex);
return 0;
}
@@ -179,12 +198,10 @@ static ssize_t disabled_show(const struct class *class, const struct class_attri
* put_device() <- last reference
* error = fn(dev, data) devcd_dev_release()
* devcd_free(dev, data) kfree(devcd)
- * mutex_lock(&devcd->mutex);
*
*
* In the above diagram, it looks like disabled_store() would be racing with parallelly
- * running devcd_del() and result in memory abort while acquiring devcd->mutex which
- * is called after kfree of devcd memory after dropping its last reference with
+ * running devcd_del() and result in memory abort after dropping its last reference with
* put_device(). However, this will not happens as fn(dev, data) runs
* with its own reference to device via klist_node so it is not its last reference.
* so, above situation would not occur.
@@ -374,7 +391,7 @@ void dev_coredumpm_timeout(struct device *dev, struct module *owner,
devcd->read = read;
devcd->free = free;
devcd->failing_dev = get_device(dev);
- devcd->delete_work = false;
+ devcd->deleted = false;
mutex_init(&devcd->mutex);
device_initialize(&devcd->devcd_dev);
@@ -383,8 +400,14 @@ void dev_coredumpm_timeout(struct device *dev, struct module *owner,
atomic_inc_return(&devcd_count));
devcd->devcd_dev.class = &devcd_class;
- mutex_lock(&devcd->mutex);
dev_set_uevent_suppress(&devcd->devcd_dev, true);
+
+ /* devcd->mutex prevents devcd_del() completing until init finishes */
+ mutex_lock(&devcd->mutex);
+ devcd->init_completed = false;
+ INIT_DELAYED_WORK(&devcd->del_wk, devcd_del);
+ schedule_delayed_work(&devcd->del_wk, timeout);
+
if (device_add(&devcd->devcd_dev))
goto put_device;
@@ -401,13 +424,20 @@ void dev_coredumpm_timeout(struct device *dev, struct module *owner,
dev_set_uevent_suppress(&devcd->devcd_dev, false);
kobject_uevent(&devcd->devcd_dev.kobj, KOBJ_ADD);
- INIT_DELAYED_WORK(&devcd->del_wk, devcd_del);
- schedule_delayed_work(&devcd->del_wk, timeout);
+
+ /*
+ * Safe to run devcd_del() now that we are done with devcd_dev.
+ * Alternatively we could have taken a ref on devcd_dev before
+ * dropping the lock.
+ */
+ devcd->init_completed = true;
mutex_unlock(&devcd->mutex);
return;
put_device:
- put_device(&devcd->devcd_dev);
mutex_unlock(&devcd->mutex);
+ cancel_delayed_work_sync(&devcd->del_wk);
+ put_device(&devcd->devcd_dev);
+
put_module:
module_put(owner);
free:
diff --git a/drivers/base/devres.c b/drivers/base/devres.c
index ff55e1bcfa30..f54db6d138ab 100644
--- a/drivers/base/devres.c
+++ b/drivers/base/devres.c
@@ -1117,6 +1117,27 @@ void *devm_kmemdup(struct device *dev, const void *src, size_t len, gfp_t gfp)
}
EXPORT_SYMBOL_GPL(devm_kmemdup);
+/**
+ * devm_kmemdup_const - conditionally duplicate and manage a region of memory
+ *
+ * @dev: Device this memory belongs to
+ * @src: memory region to duplicate
+ * @len: memory region length,
+ * @gfp: GFP mask to use
+ *
+ * Return: source address if it is in .rodata or the return value of kmemdup()
+ * to which the function falls back otherwise.
+ */
+const void *
+devm_kmemdup_const(struct device *dev, const void *src, size_t len, gfp_t gfp)
+{
+ if (is_kernel_rodata((unsigned long)src))
+ return src;
+
+ return devm_kmemdup(dev, src, len, gfp);
+}
+EXPORT_SYMBOL_GPL(devm_kmemdup_const);
+
struct pages_devres {
unsigned long addr;
unsigned int order;
@@ -1201,13 +1222,6 @@ static void devm_percpu_release(struct device *dev, void *pdata)
free_percpu(p);
}
-static int devm_percpu_match(struct device *dev, void *data, void *p)
-{
- struct devres *devr = container_of(data, struct devres, data);
-
- return *(void **)devr->data == p;
-}
-
/**
* __devm_alloc_percpu - Resource-managed alloc_percpu
* @dev: Device to allocate per-cpu memory for
@@ -1243,21 +1257,3 @@ void __percpu *__devm_alloc_percpu(struct device *dev, size_t size,
return pcpu;
}
EXPORT_SYMBOL_GPL(__devm_alloc_percpu);
-
-/**
- * devm_free_percpu - Resource-managed free_percpu
- * @dev: Device this memory belongs to
- * @pdata: Per-cpu memory to free
- *
- * Free memory allocated with devm_alloc_percpu().
- */
-void devm_free_percpu(struct device *dev, void __percpu *pdata)
-{
- /*
- * Use devres_release() to prevent memory leakage as
- * devm_free_pages() does.
- */
- WARN_ON(devres_release(dev, devm_percpu_release, devm_percpu_match,
- (void *)(__force unsigned long)pdata));
-}
-EXPORT_SYMBOL_GPL(devm_free_percpu);
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index 31bfb3194b4c..194b44075ac7 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -70,7 +70,7 @@ static struct file_system_type internal_fs_type = {
#else
.init_fs_context = ramfs_init_fs_context,
#endif
- .kill_sb = kill_litter_super,
+ .kill_sb = kill_anon_super,
};
/* Simply take a ref on the existing mount */
@@ -176,15 +176,15 @@ static int dev_mkdir(const char *name, umode_t mode)
struct dentry *dentry;
struct path path;
- dentry = kern_path_create(AT_FDCWD, name, &path, LOOKUP_DIRECTORY);
+ dentry = start_creating_path(AT_FDCWD, name, &path, LOOKUP_DIRECTORY);
if (IS_ERR(dentry))
return PTR_ERR(dentry);
- dentry = vfs_mkdir(&nop_mnt_idmap, d_inode(path.dentry), dentry, mode);
+ dentry = vfs_mkdir(&nop_mnt_idmap, d_inode(path.dentry), dentry, mode, NULL);
if (!IS_ERR(dentry))
/* mark as kernel-created inode */
d_inode(dentry)->i_private = &thread;
- done_path_create(&path, dentry);
+ end_creating_path(&path, dentry);
return PTR_ERR_OR_ZERO(dentry);
}
@@ -222,16 +222,16 @@ static int handle_create(const char *nodename, umode_t mode, kuid_t uid,
struct path path;
int err;
- dentry = kern_path_create(AT_FDCWD, nodename, &path, 0);
+ dentry = start_creating_path(AT_FDCWD, nodename, &path, 0);
if (dentry == ERR_PTR(-ENOENT)) {
create_path(nodename);
- dentry = kern_path_create(AT_FDCWD, nodename, &path, 0);
+ dentry = start_creating_path(AT_FDCWD, nodename, &path, 0);
}
if (IS_ERR(dentry))
return PTR_ERR(dentry);
err = vfs_mknod(&nop_mnt_idmap, d_inode(path.dentry), dentry, mode,
- dev->devt);
+ dev->devt, NULL);
if (!err) {
struct iattr newattrs;
@@ -246,7 +246,7 @@ static int handle_create(const char *nodename, umode_t mode, kuid_t uid,
/* mark as kernel-created inode */
d_inode(dentry)->i_private = &thread;
}
- done_path_create(&path, dentry);
+ end_creating_path(&path, dentry);
return err;
}
@@ -256,18 +256,16 @@ static int dev_rmdir(const char *name)
struct dentry *dentry;
int err;
- dentry = kern_path_locked(name, &parent);
+ dentry = start_removing_path(name, &parent);
if (IS_ERR(dentry))
return PTR_ERR(dentry);
if (d_inode(dentry)->i_private == &thread)
err = vfs_rmdir(&nop_mnt_idmap, d_inode(parent.dentry),
- dentry);
+ dentry, NULL);
else
err = -EPERM;
- dput(dentry);
- inode_unlock(d_inode(parent.dentry));
- path_put(&parent);
+ end_removing_path(&parent, dentry);
return err;
}
@@ -325,7 +323,7 @@ static int handle_remove(const char *nodename, struct device *dev)
int deleted = 0;
int err = 0;
- dentry = kern_path_locked(nodename, &parent);
+ dentry = start_removing_path(nodename, &parent);
if (IS_ERR(dentry))
return PTR_ERR(dentry);
@@ -349,10 +347,8 @@ static int handle_remove(const char *nodename, struct device *dev)
if (!err || err == -ENOENT)
deleted = 1;
}
- dput(dentry);
- inode_unlock(d_inode(parent.dentry));
+ end_removing_path(&parent, dentry);
- path_put(&parent);
if (deleted && strchr(nodename, '/'))
delete_path(nodename);
return err;
diff --git a/drivers/base/faux.c b/drivers/base/faux.c
index f5fbda0a9a44..21dd02124231 100644
--- a/drivers/base/faux.c
+++ b/drivers/base/faux.c
@@ -155,6 +155,7 @@ struct faux_device *faux_device_create_with_groups(const char *name,
dev->parent = &faux_bus_root;
dev->bus = &faux_bus_type;
dev_set_name(dev, "%s", name);
+ device_set_pm_not_required(dev);
ret = device_add(dev);
if (ret) {
diff --git a/drivers/base/firmware_loader/Kconfig b/drivers/base/firmware_loader/Kconfig
index 752b9a9bea03..15eff8a4b505 100644
--- a/drivers/base/firmware_loader/Kconfig
+++ b/drivers/base/firmware_loader/Kconfig
@@ -38,7 +38,7 @@ config FW_LOADER_DEBUG
config RUST_FW_LOADER_ABSTRACTIONS
bool "Rust Firmware Loader abstractions"
depends on RUST
- depends on FW_LOADER=y
+ select FW_LOADER
help
This enables the Rust abstractions for the firmware loader API.
diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c
index 6942c62fa59d..4ebdca9e4da4 100644
--- a/drivers/base/firmware_loader/main.c
+++ b/drivers/base/firmware_loader/main.c
@@ -829,8 +829,6 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
size_t offset, u32 opt_flags)
{
struct firmware *fw = NULL;
- struct cred *kern_cred = NULL;
- const struct cred *old_cred;
bool nondirect = false;
int ret;
@@ -871,45 +869,38 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
* called by a driver when serving an unrelated request from userland, we use
* the kernel credentials to read the file.
*/
- kern_cred = prepare_kernel_cred(&init_task);
- if (!kern_cred) {
- ret = -ENOMEM;
- goto out;
- }
- old_cred = override_creds(kern_cred);
-
- ret = fw_get_filesystem_firmware(device, fw->priv, "", NULL);
+ scoped_with_kernel_creds() {
+ ret = fw_get_filesystem_firmware(device, fw->priv, "", NULL);
- /* Only full reads can support decompression, platform, and sysfs. */
- if (!(opt_flags & FW_OPT_PARTIAL))
- nondirect = true;
+ /* Only full reads can support decompression, platform, and sysfs. */
+ if (!(opt_flags & FW_OPT_PARTIAL))
+ nondirect = true;
#ifdef CONFIG_FW_LOADER_COMPRESS_ZSTD
- if (ret == -ENOENT && nondirect)
- ret = fw_get_filesystem_firmware(device, fw->priv, ".zst",
- fw_decompress_zstd);
+ if (ret == -ENOENT && nondirect)
+ ret = fw_get_filesystem_firmware(device, fw->priv, ".zst",
+ fw_decompress_zstd);
#endif
#ifdef CONFIG_FW_LOADER_COMPRESS_XZ
- if (ret == -ENOENT && nondirect)
- ret = fw_get_filesystem_firmware(device, fw->priv, ".xz",
- fw_decompress_xz);
+ if (ret == -ENOENT && nondirect)
+ ret = fw_get_filesystem_firmware(device, fw->priv, ".xz",
+ fw_decompress_xz);
#endif
- if (ret == -ENOENT && nondirect)
- ret = firmware_fallback_platform(fw->priv);
+ if (ret == -ENOENT && nondirect)
+ ret = firmware_fallback_platform(fw->priv);
- if (ret) {
- if (!(opt_flags & FW_OPT_NO_WARN))
- dev_warn(device,
- "Direct firmware load for %s failed with error %d\n",
- name, ret);
- if (nondirect)
- ret = firmware_fallback_sysfs(fw, name, device,
- opt_flags, ret);
- } else
- ret = assign_fw(fw, device);
-
- revert_creds(old_cred);
- put_cred(kern_cred);
+ if (ret) {
+ if (!(opt_flags & FW_OPT_NO_WARN))
+ dev_warn(device,
+ "Direct firmware load for %s failed with error %d\n",
+ name, ret);
+ if (nondirect)
+ ret = firmware_fallback_sysfs(fw, name, device,
+ opt_flags, ret);
+ } else {
+ ret = assign_fw(fw, device);
+ }
+ }
out:
if (ret < 0) {
@@ -1585,16 +1576,20 @@ static int fw_pm_notify(struct notifier_block *notify_block,
}
/* stop caching firmware once syscore_suspend is reached */
-static int fw_suspend(void)
+static int fw_suspend(void *data)
{
fw_cache.state = FW_LOADER_NO_CACHE;
return 0;
}
-static struct syscore_ops fw_syscore_ops = {
+static const struct syscore_ops fw_syscore_ops = {
.suspend = fw_suspend,
};
+static struct syscore fw_syscore = {
+ .ops = &fw_syscore_ops,
+};
+
static int __init register_fw_pm_ops(void)
{
int ret;
@@ -1610,14 +1605,14 @@ static int __init register_fw_pm_ops(void)
if (ret)
return ret;
- register_syscore_ops(&fw_syscore_ops);
+ register_syscore(&fw_syscore);
return ret;
}
static inline void unregister_fw_pm_ops(void)
{
- unregister_syscore_ops(&fw_syscore_ops);
+ unregister_syscore(&fw_syscore);
unregister_pm_notifier(&fw_cache.pm_notify);
}
#else
diff --git a/drivers/base/firmware_loader/sysfs.c b/drivers/base/firmware_loader/sysfs.c
index add0b9b75edd..92e91050f96a 100644
--- a/drivers/base/firmware_loader/sysfs.c
+++ b/drivers/base/firmware_loader/sysfs.c
@@ -47,7 +47,10 @@ static ssize_t timeout_show(const struct class *class, const struct class_attrib
static ssize_t timeout_store(const struct class *class, const struct class_attribute *attr,
const char *buf, size_t count)
{
- int tmp_loading_timeout = simple_strtol(buf, NULL, 10);
+ int tmp_loading_timeout;
+
+ if (kstrtoint(buf, 10, &tmp_loading_timeout))
+ return -EINVAL;
if (tmp_loading_timeout < 0)
tmp_loading_timeout = 0;
@@ -157,7 +160,10 @@ static ssize_t firmware_loading_store(struct device *dev,
struct fw_sysfs *fw_sysfs = to_fw_sysfs(dev);
struct fw_priv *fw_priv;
ssize_t written = count;
- int loading = simple_strtol(buf, NULL, 10);
+ int loading;
+
+ if (kstrtoint(buf, 10, &loading))
+ return -EINVAL;
mutex_lock(&fw_lock);
fw_priv = fw_sysfs->fw_priv;
diff --git a/drivers/base/firmware_loader/sysfs_upload.c b/drivers/base/firmware_loader/sysfs_upload.c
index 829270067d16..c3797b93c5f5 100644
--- a/drivers/base/firmware_loader/sysfs_upload.c
+++ b/drivers/base/firmware_loader/sysfs_upload.c
@@ -100,8 +100,10 @@ static ssize_t cancel_store(struct device *dev, struct device_attribute *attr,
return -EINVAL;
mutex_lock(&fwlp->lock);
- if (fwlp->progress == FW_UPLOAD_PROG_IDLE)
- ret = -ENODEV;
+ if (fwlp->progress == FW_UPLOAD_PROG_IDLE) {
+ mutex_unlock(&fwlp->lock);
+ return -ENODEV;
+ }
fwlp->ops->cancel(fwlp->fw_upload);
mutex_unlock(&fwlp->lock);
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index 5c6c1d6bb59f..751f248ca4a8 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -198,15 +198,15 @@ static ssize_t state_show(struct device *dev, struct device_attribute *attr,
break;
default:
WARN_ON(1);
- return sysfs_emit(buf, "ERROR-UNKNOWN-%ld\n", mem->state);
+ return sysfs_emit(buf, "ERROR-UNKNOWN-%d\n", mem->state);
}
return sysfs_emit(buf, "%s\n", output);
}
-int memory_notify(unsigned long val, void *v)
+int memory_notify(enum memory_block_state state, void *v)
{
- return blocking_notifier_call_chain(&memory_chain, val, v);
+ return blocking_notifier_call_chain(&memory_chain, state, v);
}
#if defined(CONFIG_MEMORY_FAILURE) && defined(CONFIG_MEMORY_HOTPLUG)
@@ -226,7 +226,6 @@ static int memory_block_online(struct memory_block *mem)
unsigned long start_pfn = section_nr_to_pfn(mem->start_section_nr);
unsigned long nr_pages = PAGES_PER_SECTION * sections_per_block;
unsigned long nr_vmemmap_pages = 0;
- struct memory_notify arg;
struct zone *zone;
int ret;
@@ -246,19 +245,9 @@ static int memory_block_online(struct memory_block *mem)
if (mem->altmap)
nr_vmemmap_pages = mem->altmap->free;
- arg.altmap_start_pfn = start_pfn;
- arg.altmap_nr_pages = nr_vmemmap_pages;
- arg.start_pfn = start_pfn + nr_vmemmap_pages;
- arg.nr_pages = nr_pages - nr_vmemmap_pages;
mem_hotplug_begin();
- ret = memory_notify(MEM_PREPARE_ONLINE, &arg);
- ret = notifier_to_errno(ret);
- if (ret)
- goto out_notifier;
-
if (nr_vmemmap_pages) {
- ret = mhp_init_memmap_on_memory(start_pfn, nr_vmemmap_pages,
- zone, mem->altmap->inaccessible);
+ ret = mhp_init_memmap_on_memory(start_pfn, nr_vmemmap_pages, zone);
if (ret)
goto out;
}
@@ -280,11 +269,7 @@ static int memory_block_online(struct memory_block *mem)
nr_vmemmap_pages);
mem->zone = zone;
- mem_hotplug_done();
- return ret;
out:
- memory_notify(MEM_FINISH_OFFLINE, &arg);
-out_notifier:
mem_hotplug_done();
return ret;
}
@@ -297,7 +282,6 @@ static int memory_block_offline(struct memory_block *mem)
unsigned long start_pfn = section_nr_to_pfn(mem->start_section_nr);
unsigned long nr_pages = PAGES_PER_SECTION * sections_per_block;
unsigned long nr_vmemmap_pages = 0;
- struct memory_notify arg;
int ret;
if (!mem->zone)
@@ -329,11 +313,6 @@ static int memory_block_offline(struct memory_block *mem)
mhp_deinit_memmap_on_memory(start_pfn, nr_vmemmap_pages);
mem->zone = NULL;
- arg.altmap_start_pfn = start_pfn;
- arg.altmap_nr_pages = nr_vmemmap_pages;
- arg.start_pfn = start_pfn + nr_vmemmap_pages;
- arg.nr_pages = nr_pages - nr_vmemmap_pages;
- memory_notify(MEM_FINISH_OFFLINE, &arg);
out:
mem_hotplug_done();
return ret;
@@ -769,21 +748,22 @@ static struct zone *early_node_zone_for_memory_block(struct memory_block *mem,
#ifdef CONFIG_NUMA
/**
- * memory_block_add_nid() - Indicate that system RAM falling into this memory
- * block device (partially) belongs to the given node.
+ * memory_block_add_nid_early() - Indicate that early system RAM falling into
+ * this memory block device (partially) belongs
+ * to the given node.
* @mem: The memory block device.
* @nid: The node id.
- * @context: The memory initialization context.
*
- * Indicate that system RAM falling into this memory block (partially) belongs
- * to the given node. If the context indicates ("early") that we are adding the
- * node during node device subsystem initialization, this will also properly
- * set/adjust mem->zone based on the zone ranges of the given node.
+ * Indicate that early system RAM falling into this memory block (partially)
+ * belongs to the given node. This will also properly set/adjust mem->zone based
+ * on the zone ranges of the given node.
+ *
+ * Memory hotplug handles this on memory block creation, where we can only have
+ * a single nid span a memory block.
*/
-void memory_block_add_nid(struct memory_block *mem, int nid,
- enum meminit_context context)
+void memory_block_add_nid_early(struct memory_block *mem, int nid)
{
- if (context == MEMINIT_EARLY && mem->nid != nid) {
+ if (mem->nid != nid) {
/*
* For early memory we have to determine the zone when setting
* the node id and handle multiple nodes spanning a single
@@ -797,19 +777,18 @@ void memory_block_add_nid(struct memory_block *mem, int nid,
mem->zone = early_node_zone_for_memory_block(mem, nid);
else
mem->zone = NULL;
+ /*
+ * If this memory block spans multiple nodes, we only indicate
+ * the last processed node. If we span multiple nodes (not applicable
+ * to hotplugged memory), zone == NULL will prohibit memory offlining
+ * and consequently unplug.
+ */
+ mem->nid = nid;
}
-
- /*
- * If this memory block spans multiple nodes, we only indicate
- * the last processed node. If we span multiple nodes (not applicable
- * to hotplugged memory), zone == NULL will prohibit memory offlining
- * and consequently unplug.
- */
- mem->nid = nid;
}
#endif
-static int add_memory_block(unsigned long block_id, unsigned long state,
+static int add_memory_block(unsigned long block_id, int nid, unsigned long state,
struct vmem_altmap *altmap,
struct memory_group *group)
{
@@ -827,7 +806,7 @@ static int add_memory_block(unsigned long block_id, unsigned long state,
mem->start_section_nr = block_id * sections_per_block;
mem->state = state;
- mem->nid = NUMA_NO_NODE;
+ mem->nid = nid;
mem->altmap = altmap;
INIT_LIST_HEAD(&mem->group_next);
@@ -854,13 +833,6 @@ static int add_memory_block(unsigned long block_id, unsigned long state,
return 0;
}
-static int add_hotplug_memory_block(unsigned long block_id,
- struct vmem_altmap *altmap,
- struct memory_group *group)
-{
- return add_memory_block(block_id, MEM_OFFLINE, altmap, group);
-}
-
static void remove_memory_block(struct memory_block *memory)
{
if (WARN_ON_ONCE(memory->dev.bus != &memory_subsys))
@@ -886,7 +858,7 @@ static void remove_memory_block(struct memory_block *memory)
* Called under device_hotplug_lock.
*/
int create_memory_block_devices(unsigned long start, unsigned long size,
- struct vmem_altmap *altmap,
+ int nid, struct vmem_altmap *altmap,
struct memory_group *group)
{
const unsigned long start_block_id = pfn_to_block_id(PFN_DOWN(start));
@@ -900,7 +872,7 @@ int create_memory_block_devices(unsigned long start, unsigned long size,
return -EINVAL;
for (block_id = start_block_id; block_id != end_block_id; block_id++) {
- ret = add_hotplug_memory_block(block_id, altmap, group);
+ ret = add_memory_block(block_id, nid, MEM_OFFLINE, altmap, group);
if (ret)
break;
}
@@ -1005,7 +977,7 @@ void __init memory_dev_init(void)
continue;
block_id = memory_block_id(nr);
- ret = add_memory_block(block_id, MEM_ONLINE, NULL, NULL);
+ ret = add_memory_block(block_id, NUMA_NO_NODE, MEM_ONLINE, NULL, NULL);
if (ret) {
panic("%s() failed to add memory block: %d\n",
__func__, ret);
diff --git a/drivers/base/node.c b/drivers/base/node.c
index 3399594136b2..00cf4532f121 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -249,6 +249,44 @@ void node_set_perf_attrs(unsigned int nid, struct access_coordinate *coord,
EXPORT_SYMBOL_GPL(node_set_perf_attrs);
/**
+ * node_update_perf_attrs - Update the performance values for given access class
+ * @nid: Node identifier to be updated
+ * @coord: Heterogeneous memory performance coordinates
+ * @access: The access class for the given attributes
+ */
+void node_update_perf_attrs(unsigned int nid, struct access_coordinate *coord,
+ enum access_coordinate_class access)
+{
+ struct node_access_nodes *access_node;
+ struct node *node;
+ int i;
+
+ if (WARN_ON_ONCE(!node_online(nid)))
+ return;
+
+ node = node_devices[nid];
+ list_for_each_entry(access_node, &node->access_list, list_node) {
+ if (access_node->access != access)
+ continue;
+
+ access_node->coord = *coord;
+ for (i = 0; access_attrs[i]; i++) {
+ sysfs_notify(&access_node->dev.kobj,
+ NULL, access_attrs[i]->name);
+ }
+ break;
+ }
+
+ /* When setting CPU access coordinates, update mempolicy */
+ if (access != ACCESS_COORDINATE_CPU)
+ return;
+
+ if (mempolicy_set_node_perf(nid, coord))
+ pr_info("failed to set mempolicy attrs for node %d\n", nid);
+}
+EXPORT_SYMBOL_GPL(node_update_perf_attrs);
+
+/**
* struct node_cache_info - Internal tracking for memory node caches
* @dev: Device represeting the cache level
* @node: List element for tracking in the node
@@ -638,50 +676,6 @@ static void node_device_release(struct device *dev)
kfree(to_node(dev));
}
-/*
- * register_node - Setup a sysfs device for a node.
- * @num - Node number to use when creating the device.
- *
- * Initialize and register the node device.
- */
-static int register_node(struct node *node, int num)
-{
- int error;
-
- node->dev.id = num;
- node->dev.bus = &node_subsys;
- node->dev.release = node_device_release;
- node->dev.groups = node_dev_groups;
- error = device_register(&node->dev);
-
- if (error) {
- put_device(&node->dev);
- } else {
- hugetlb_register_node(node);
- compaction_register_node(node);
- reclaim_register_node(node);
- }
-
- return error;
-}
-
-/**
- * unregister_node - unregister a node device
- * @node: node going away
- *
- * Unregisters a node device @node. All the devices on the node must be
- * unregistered before calling this function.
- */
-void unregister_node(struct node *node)
-{
- hugetlb_unregister_node(node);
- compaction_unregister_node(node);
- reclaim_unregister_node(node);
- node_remove_accesses(node);
- node_remove_caches(node);
- device_unregister(&node->dev);
-}
-
struct node *node_devices[MAX_NUMNODES];
/*
@@ -781,13 +775,10 @@ int unregister_cpu_under_node(unsigned int cpu, unsigned int nid)
#ifdef CONFIG_MEMORY_HOTPLUG
static void do_register_memory_block_under_node(int nid,
- struct memory_block *mem_blk,
- enum meminit_context context)
+ struct memory_block *mem_blk)
{
int ret;
- memory_block_add_nid(mem_blk, nid, context);
-
ret = sysfs_create_link_nowarn(&node_devices[nid]->dev.kobj,
&mem_blk->dev.kobj,
kobject_name(&mem_blk->dev.kobj));
@@ -815,7 +806,7 @@ static int register_mem_block_under_node_hotplug(struct memory_block *mem_blk,
{
int nid = *(int *)arg;
- do_register_memory_block_under_node(nid, mem_blk, MEMINIT_HOTPLUG);
+ do_register_memory_block_under_node(nid, mem_blk);
return 0;
}
@@ -855,7 +846,8 @@ static void register_memory_blocks_under_nodes(void)
if (!mem)
continue;
- do_register_memory_block_under_node(nid, mem, MEMINIT_EARLY);
+ memory_block_add_nid_early(mem, nid);
+ do_register_memory_block_under_node(nid, mem);
put_device(&mem->dev);
}
@@ -871,7 +863,13 @@ void register_memory_blocks_under_node_hotplug(int nid, unsigned long start_pfn,
}
#endif /* CONFIG_MEMORY_HOTPLUG */
-int register_one_node(int nid)
+/**
+ * register_node - Initialize and register the node device.
+ * @nid: Node number to use when creating the device.
+ *
+ * Return: 0 on success, -errno otherwise
+ */
+int register_node(int nid)
{
int error;
int cpu;
@@ -882,9 +880,22 @@ int register_one_node(int nid)
return -ENOMEM;
INIT_LIST_HEAD(&node->access_list);
- node_devices[nid] = node;
- error = register_node(node_devices[nid], nid);
+ node->dev.id = nid;
+ node->dev.bus = &node_subsys;
+ node->dev.release = node_device_release;
+ node->dev.groups = node_dev_groups;
+
+ error = device_register(&node->dev);
+ if (error) {
+ put_device(&node->dev);
+ return error;
+ }
+
+ node_devices[nid] = node;
+ hugetlb_register_node(node);
+ compaction_register_node(node);
+ reclaim_register_node(node);
/* link cpu under this node */
for_each_present_cpu(cpu) {
@@ -896,13 +907,26 @@ int register_one_node(int nid)
return error;
}
-
-void unregister_one_node(int nid)
+/**
+ * unregister_node - unregister a node device
+ * @nid: nid of the node going away
+ *
+ * Unregisters the node device at node id @nid. All the devices on the
+ * node must be unregistered before calling this function.
+ */
+void unregister_node(int nid)
{
- if (!node_devices[nid])
+ struct node *node = node_devices[nid];
+
+ if (!node)
return;
- unregister_node(node_devices[nid]);
+ hugetlb_unregister_node(node);
+ compaction_unregister_node(node);
+ reclaim_unregister_node(node);
+ node_remove_accesses(node);
+ node_remove_caches(node);
+ device_unregister(&node->dev);
node_devices[nid] = NULL;
}
@@ -978,7 +1002,7 @@ void __init node_dev_init(void)
* to already created cpu devices.
*/
for_each_online_node(i) {
- ret = register_one_node(i);
+ ret = register_node(i);
if (ret)
panic("%s() failed to add node: %d\n", __func__, ret);
}
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 09450349cf32..b45d41b018ca 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -150,25 +150,37 @@ devm_platform_ioremap_resource_byname(struct platform_device *pdev,
EXPORT_SYMBOL_GPL(devm_platform_ioremap_resource_byname);
#endif /* CONFIG_HAS_IOMEM */
+static const struct cpumask *get_irq_affinity(struct platform_device *dev,
+ unsigned int num)
+{
+ const struct cpumask *mask = NULL;
+#ifndef CONFIG_SPARC
+ struct fwnode_handle *fwnode = dev_fwnode(&dev->dev);
+
+ if (is_of_node(fwnode))
+ mask = of_irq_get_affinity(to_of_node(fwnode), num);
+ else if (is_acpi_device_node(fwnode))
+ mask = acpi_irq_get_affinity(ACPI_HANDLE_FWNODE(fwnode), num);
+#endif
+
+ return mask ?: cpu_possible_mask;
+}
+
/**
- * platform_get_irq_optional - get an optional IRQ for a device
- * @dev: platform device
- * @num: IRQ number index
+ * platform_get_irq_affinity - get an optional IRQ and its affinity for a device
+ * @dev: platform device
+ * @num: interrupt number index
+ * @affinity: optional cpumask pointer to get the affinity of a per-cpu interrupt
*
- * Gets an IRQ for a platform device. Device drivers should check the return
- * value for errors so as to not pass a negative integer value to the
- * request_irq() APIs. This is the same as platform_get_irq(), except that it
- * does not print an error message if an IRQ can not be obtained.
- *
- * For example::
- *
- * int irq = platform_get_irq_optional(pdev, 0);
- * if (irq < 0)
- * return irq;
+ * Gets an interupt for a platform device. Device drivers should check the
+ * return value for errors so as to not pass a negative integer value to
+ * the request_irq() APIs. Optional affinity information is provided in the
+ * affinity pointer if available, and NULL otherwise.
*
- * Return: non-zero IRQ number on success, negative error number on failure.
+ * Return: non-zero interrupt number on success, negative error number on failure.
*/
-int platform_get_irq_optional(struct platform_device *dev, unsigned int num)
+int platform_get_irq_affinity(struct platform_device *dev, unsigned int num,
+ const struct cpumask **affinity)
{
int ret;
#ifdef CONFIG_SPARC
@@ -236,8 +248,37 @@ out_not_found:
out:
if (WARN(!ret, "0 is an invalid IRQ number\n"))
return -EINVAL;
+
+ if (ret > 0 && affinity)
+ *affinity = get_irq_affinity(dev, num);
+
return ret;
}
+EXPORT_SYMBOL_GPL(platform_get_irq_affinity);
+
+/**
+ * platform_get_irq_optional - get an optional interrupt for a device
+ * @dev: platform device
+ * @num: interrupt number index
+ *
+ * Gets an interrupt for a platform device. Device drivers should check the
+ * return value for errors so as to not pass a negative integer value to
+ * the request_irq() APIs. This is the same as platform_get_irq(), except
+ * that it does not print an error message if an interrupt can not be
+ * obtained.
+ *
+ * For example::
+ *
+ * int irq = platform_get_irq_optional(pdev, 0);
+ * if (irq < 0)
+ * return irq;
+ *
+ * Return: non-zero interrupt number on success, negative error number on failure.
+ */
+int platform_get_irq_optional(struct platform_device *dev, unsigned int num)
+{
+ return platform_get_irq_affinity(dev, num, NULL);
+}
EXPORT_SYMBOL_GPL(platform_get_irq_optional);
/**
diff --git a/drivers/base/power/Makefile b/drivers/base/power/Makefile
index 01f11629d241..2989e42d0161 100644
--- a/drivers/base/power/Makefile
+++ b/drivers/base/power/Makefile
@@ -4,5 +4,6 @@ obj-$(CONFIG_PM_SLEEP) += main.o wakeup.o wakeup_stats.o
obj-$(CONFIG_PM_TRACE_RTC) += trace.o
obj-$(CONFIG_HAVE_CLK) += clock_ops.o
obj-$(CONFIG_PM_QOS_KUNIT_TEST) += qos-test.o
+obj-$(CONFIG_PM_RUNTIME_KUNIT_TEST) += runtime-test.o
ccflags-$(CONFIG_DEBUG_DRIVER) := -DDEBUG
diff --git a/drivers/base/power/generic_ops.c b/drivers/base/power/generic_ops.c
index 6502720bb564..af99bbcf281c 100644
--- a/drivers/base/power/generic_ops.c
+++ b/drivers/base/power/generic_ops.c
@@ -8,6 +8,13 @@
#include <linux/pm_runtime.h>
#include <linux/export.h>
+#define CALL_PM_OP(dev, op) \
+({ \
+ struct device *_dev = (dev); \
+ const struct dev_pm_ops *pm = _dev->driver ? _dev->driver->pm : NULL; \
+ pm && pm->op ? pm->op(_dev) : 0; \
+})
+
#ifdef CONFIG_PM
/**
* pm_generic_runtime_suspend - Generic runtime suspend callback for subsystems.
@@ -19,12 +26,7 @@
*/
int pm_generic_runtime_suspend(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
- int ret;
-
- ret = pm && pm->runtime_suspend ? pm->runtime_suspend(dev) : 0;
-
- return ret;
+ return CALL_PM_OP(dev, runtime_suspend);
}
EXPORT_SYMBOL_GPL(pm_generic_runtime_suspend);
@@ -38,12 +40,7 @@ EXPORT_SYMBOL_GPL(pm_generic_runtime_suspend);
*/
int pm_generic_runtime_resume(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
- int ret;
-
- ret = pm && pm->runtime_resume ? pm->runtime_resume(dev) : 0;
-
- return ret;
+ return CALL_PM_OP(dev, runtime_resume);
}
EXPORT_SYMBOL_GPL(pm_generic_runtime_resume);
#endif /* CONFIG_PM */
@@ -72,9 +69,7 @@ int pm_generic_prepare(struct device *dev)
*/
int pm_generic_suspend_noirq(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->suspend_noirq ? pm->suspend_noirq(dev) : 0;
+ return CALL_PM_OP(dev, suspend_noirq);
}
EXPORT_SYMBOL_GPL(pm_generic_suspend_noirq);
@@ -84,9 +79,7 @@ EXPORT_SYMBOL_GPL(pm_generic_suspend_noirq);
*/
int pm_generic_suspend_late(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->suspend_late ? pm->suspend_late(dev) : 0;
+ return CALL_PM_OP(dev, suspend_late);
}
EXPORT_SYMBOL_GPL(pm_generic_suspend_late);
@@ -96,9 +89,7 @@ EXPORT_SYMBOL_GPL(pm_generic_suspend_late);
*/
int pm_generic_suspend(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->suspend ? pm->suspend(dev) : 0;
+ return CALL_PM_OP(dev, suspend);
}
EXPORT_SYMBOL_GPL(pm_generic_suspend);
@@ -108,9 +99,7 @@ EXPORT_SYMBOL_GPL(pm_generic_suspend);
*/
int pm_generic_freeze_noirq(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->freeze_noirq ? pm->freeze_noirq(dev) : 0;
+ return CALL_PM_OP(dev, freeze_noirq);
}
EXPORT_SYMBOL_GPL(pm_generic_freeze_noirq);
@@ -120,9 +109,7 @@ EXPORT_SYMBOL_GPL(pm_generic_freeze_noirq);
*/
int pm_generic_freeze(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->freeze ? pm->freeze(dev) : 0;
+ return CALL_PM_OP(dev, freeze);
}
EXPORT_SYMBOL_GPL(pm_generic_freeze);
@@ -132,9 +119,7 @@ EXPORT_SYMBOL_GPL(pm_generic_freeze);
*/
int pm_generic_poweroff_noirq(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->poweroff_noirq ? pm->poweroff_noirq(dev) : 0;
+ return CALL_PM_OP(dev, poweroff_noirq);
}
EXPORT_SYMBOL_GPL(pm_generic_poweroff_noirq);
@@ -144,9 +129,7 @@ EXPORT_SYMBOL_GPL(pm_generic_poweroff_noirq);
*/
int pm_generic_poweroff_late(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->poweroff_late ? pm->poweroff_late(dev) : 0;
+ return CALL_PM_OP(dev, poweroff_late);
}
EXPORT_SYMBOL_GPL(pm_generic_poweroff_late);
@@ -156,9 +139,7 @@ EXPORT_SYMBOL_GPL(pm_generic_poweroff_late);
*/
int pm_generic_poweroff(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->poweroff ? pm->poweroff(dev) : 0;
+ return CALL_PM_OP(dev, poweroff);
}
EXPORT_SYMBOL_GPL(pm_generic_poweroff);
@@ -168,9 +149,7 @@ EXPORT_SYMBOL_GPL(pm_generic_poweroff);
*/
int pm_generic_thaw_noirq(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->thaw_noirq ? pm->thaw_noirq(dev) : 0;
+ return CALL_PM_OP(dev, thaw_noirq);
}
EXPORT_SYMBOL_GPL(pm_generic_thaw_noirq);
@@ -180,9 +159,7 @@ EXPORT_SYMBOL_GPL(pm_generic_thaw_noirq);
*/
int pm_generic_thaw(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->thaw ? pm->thaw(dev) : 0;
+ return CALL_PM_OP(dev, thaw);
}
EXPORT_SYMBOL_GPL(pm_generic_thaw);
@@ -192,9 +169,7 @@ EXPORT_SYMBOL_GPL(pm_generic_thaw);
*/
int pm_generic_resume_noirq(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->resume_noirq ? pm->resume_noirq(dev) : 0;
+ return CALL_PM_OP(dev, resume_noirq);
}
EXPORT_SYMBOL_GPL(pm_generic_resume_noirq);
@@ -204,9 +179,7 @@ EXPORT_SYMBOL_GPL(pm_generic_resume_noirq);
*/
int pm_generic_resume_early(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->resume_early ? pm->resume_early(dev) : 0;
+ return CALL_PM_OP(dev, resume_early);
}
EXPORT_SYMBOL_GPL(pm_generic_resume_early);
@@ -216,9 +189,7 @@ EXPORT_SYMBOL_GPL(pm_generic_resume_early);
*/
int pm_generic_resume(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->resume ? pm->resume(dev) : 0;
+ return CALL_PM_OP(dev, resume);
}
EXPORT_SYMBOL_GPL(pm_generic_resume);
@@ -228,9 +199,7 @@ EXPORT_SYMBOL_GPL(pm_generic_resume);
*/
int pm_generic_restore_noirq(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->restore_noirq ? pm->restore_noirq(dev) : 0;
+ return CALL_PM_OP(dev, restore_noirq);
}
EXPORT_SYMBOL_GPL(pm_generic_restore_noirq);
@@ -240,9 +209,7 @@ EXPORT_SYMBOL_GPL(pm_generic_restore_noirq);
*/
int pm_generic_restore_early(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->restore_early ? pm->restore_early(dev) : 0;
+ return CALL_PM_OP(dev, restore_early);
}
EXPORT_SYMBOL_GPL(pm_generic_restore_early);
@@ -252,9 +219,7 @@ EXPORT_SYMBOL_GPL(pm_generic_restore_early);
*/
int pm_generic_restore(struct device *dev)
{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
-
- return pm && pm->restore ? pm->restore(dev) : 0;
+ return CALL_PM_OP(dev, restore);
}
EXPORT_SYMBOL_GPL(pm_generic_restore);
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index dbf5456cd891..97a8b4fcf471 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -34,16 +34,13 @@
#include <linux/cpufreq.h>
#include <linux/devfreq.h>
#include <linux/timer.h>
+#include <linux/nmi.h>
#include "../base.h"
#include "power.h"
typedef int (*pm_callback_t)(struct device *);
-#define list_for_each_entry_rcu_locked(pos, head, member) \
- list_for_each_entry_rcu(pos, head, member, \
- device_links_read_lock_held())
-
/*
* The entries in the dpm_list list are in a depth first order, simply
* because children are guaranteed to be discovered after parents, and
@@ -99,6 +96,8 @@ static const char *pm_verb(int event)
return "restore";
case PM_EVENT_RECOVER:
return "recover";
+ case PM_EVENT_POWEROFF:
+ return "poweroff";
default:
return "(unknown PM event)";
}
@@ -281,8 +280,9 @@ static void dpm_wait_for_suppliers(struct device *dev, bool async)
* callbacks freeing the link objects for the links in the list we're
* walking.
*/
- list_for_each_entry_rcu_locked(link, &dev->links.suppliers, c_node)
- if (READ_ONCE(link->status) != DL_STATE_DORMANT)
+ dev_for_each_link_to_supplier(link, dev)
+ if (READ_ONCE(link->status) != DL_STATE_DORMANT &&
+ !device_link_flag_is_sync_state_only(link->flags))
dpm_wait(link->supplier, async);
device_links_read_unlock(idx);
@@ -338,8 +338,9 @@ static void dpm_wait_for_consumers(struct device *dev, bool async)
* continue instead of trying to continue in parallel with its
* unregistration).
*/
- list_for_each_entry_rcu_locked(link, &dev->links.consumers, s_node)
- if (READ_ONCE(link->status) != DL_STATE_DORMANT)
+ dev_for_each_link_to_consumer(link, dev)
+ if (READ_ONCE(link->status) != DL_STATE_DORMANT &&
+ !device_link_flag_is_sync_state_only(link->flags))
dpm_wait(link->consumer, async);
device_links_read_unlock(idx);
@@ -369,6 +370,7 @@ static pm_callback_t pm_op(const struct dev_pm_ops *ops, pm_message_t state)
case PM_EVENT_FREEZE:
case PM_EVENT_QUIESCE:
return ops->freeze;
+ case PM_EVENT_POWEROFF:
case PM_EVENT_HIBERNATE:
return ops->poweroff;
case PM_EVENT_THAW:
@@ -403,6 +405,7 @@ static pm_callback_t pm_late_early_op(const struct dev_pm_ops *ops,
case PM_EVENT_FREEZE:
case PM_EVENT_QUIESCE:
return ops->freeze_late;
+ case PM_EVENT_POWEROFF:
case PM_EVENT_HIBERNATE:
return ops->poweroff_late;
case PM_EVENT_THAW:
@@ -437,6 +440,7 @@ static pm_callback_t pm_noirq_op(const struct dev_pm_ops *ops, pm_message_t stat
case PM_EVENT_FREEZE:
case PM_EVENT_QUIESCE:
return ops->freeze_noirq;
+ case PM_EVENT_POWEROFF:
case PM_EVENT_HIBERNATE:
return ops->poweroff_noirq;
case PM_EVENT_THAW:
@@ -517,6 +521,11 @@ struct dpm_watchdog {
#define DECLARE_DPM_WATCHDOG_ON_STACK(wd) \
struct dpm_watchdog wd
+static bool __read_mostly dpm_watchdog_all_cpu_backtrace;
+module_param(dpm_watchdog_all_cpu_backtrace, bool, 0644);
+MODULE_PARM_DESC(dpm_watchdog_all_cpu_backtrace,
+ "Backtrace all CPUs on DPM watchdog timeout");
+
/**
* dpm_watchdog_handler - Driver suspend / resume watchdog handler.
* @t: The timer that PM watchdog depends on.
@@ -532,8 +541,12 @@ static void dpm_watchdog_handler(struct timer_list *t)
unsigned int time_left;
if (wd->fatal) {
+ unsigned int this_cpu = smp_processor_id();
+
dev_emerg(wd->dev, "**** DPM device timeout ****\n");
show_stack(wd->tsk, NULL, KERN_EMERG);
+ if (dpm_watchdog_all_cpu_backtrace)
+ trigger_allbutcpu_cpu_backtrace(this_cpu);
panic("%s %s: unrecoverable failure\n",
dev_driver_string(wd->dev), dev_name(wd->dev));
}
@@ -675,7 +688,7 @@ static void dpm_async_resume_subordinate(struct device *dev, async_func_t func)
idx = device_links_read_lock();
/* Start processing the device's "async" consumers. */
- list_for_each_entry_rcu(link, &dev->links.consumers, s_node)
+ dev_for_each_link_to_consumer(link, dev)
if (READ_ONCE(link->status) != DL_STATE_DORMANT)
dpm_async_with_cleanup(link->consumer, func);
@@ -724,8 +737,20 @@ static void device_resume_noirq(struct device *dev, pm_message_t state, bool asy
if (dev->power.syscore || dev->power.direct_complete)
goto Out;
- if (!dev->power.is_noirq_suspended)
+ if (!dev->power.is_noirq_suspended) {
+ /*
+ * This means that system suspend has been aborted in the noirq
+ * phase before invoking the noirq suspend callback for the
+ * device, so if device_suspend_late() has left it in suspend,
+ * device_resume_early() should leave it in suspend either in
+ * case the early resume of it depends on the noirq resume that
+ * has not run.
+ */
+ if (dev_pm_skip_suspend(dev))
+ dev->power.must_resume = false;
+
goto Out;
+ }
if (!dpm_wait_for_superior(dev, async))
goto Out;
@@ -878,12 +903,15 @@ static void device_resume_early(struct device *dev, pm_message_t state, bool asy
TRACE_DEVICE(dev);
TRACE_RESUME(0);
- if (dev->power.syscore || dev->power.direct_complete)
+ if (dev->power.direct_complete)
goto Out;
if (!dev->power.is_late_suspended)
goto Out;
+ if (dev->power.syscore)
+ goto Skip;
+
if (!dpm_wait_for_superior(dev, async))
goto Out;
@@ -916,11 +944,11 @@ Run:
Skip:
dev->power.is_late_suspended = false;
+ pm_runtime_enable(dev);
Out:
TRACE_RESUME(error);
- pm_runtime_enable(dev);
complete_all(&dev->power.completion);
if (error) {
@@ -1330,7 +1358,7 @@ static void dpm_async_suspend_superior(struct device *dev, async_func_t func)
idx = device_links_read_lock();
/* Start processing the device's "async" suppliers. */
- list_for_each_entry_rcu(link, &dev->links.suppliers, c_node)
+ dev_for_each_link_to_supplier(link, dev)
if (READ_ONCE(link->status) != DL_STATE_DORMANT)
dpm_async_with_cleanup(link->supplier, func);
@@ -1384,7 +1412,7 @@ static void dpm_superior_set_must_resume(struct device *dev)
idx = device_links_read_lock();
- list_for_each_entry_rcu_locked(link, &dev->links.suppliers, c_node)
+ dev_for_each_link_to_supplier(link, dev)
link->supplier->power.must_resume = true;
device_links_read_unlock(idx);
@@ -1605,12 +1633,6 @@ static void device_suspend_late(struct device *dev, pm_message_t state, bool asy
TRACE_DEVICE(dev);
TRACE_SUSPEND(0);
- /*
- * Disable runtime PM for the device without checking if there is a
- * pending resume request for it.
- */
- __pm_runtime_disable(dev, false);
-
dpm_wait_for_subordinate(dev, async);
if (READ_ONCE(async_error))
@@ -1621,9 +1643,18 @@ static void device_suspend_late(struct device *dev, pm_message_t state, bool asy
goto Complete;
}
- if (dev->power.syscore || dev->power.direct_complete)
+ if (dev->power.direct_complete)
goto Complete;
+ /*
+ * Disable runtime PM for the device without checking if there is a
+ * pending resume request for it.
+ */
+ __pm_runtime_disable(dev, false);
+
+ if (dev->power.syscore)
+ goto Skip;
+
if (dev->pm_domain) {
info = "late power domain ";
callback = pm_late_early_op(&dev->pm_domain->ops, state);
@@ -1654,6 +1685,7 @@ Run:
WRITE_ONCE(async_error, error);
dpm_save_failed_dev(dev_name(dev));
pm_dev_err(dev, state, async ? " async late" : " late", error);
+ pm_runtime_enable(dev);
goto Complete;
}
dpm_propagate_wakeup_to_parent(dev);
@@ -1813,7 +1845,7 @@ static void dpm_clear_superiors_direct_complete(struct device *dev)
idx = device_links_read_lock();
- list_for_each_entry_rcu_locked(link, &dev->links.suppliers, c_node) {
+ dev_for_each_link_to_supplier(link, dev) {
spin_lock_irq(&link->supplier->power.lock);
link->supplier->power.direct_complete = false;
spin_unlock_irq(&link->supplier->power.lock);
@@ -2065,7 +2097,7 @@ static bool device_prepare_smart_suspend(struct device *dev)
idx = device_links_read_lock();
- list_for_each_entry_rcu_locked(link, &dev->links.suppliers, c_node) {
+ dev_for_each_link_to_supplier(link, dev) {
if (!device_link_test(link, DL_FLAG_PM_RUNTIME))
continue;
@@ -2116,6 +2148,7 @@ static int device_prepare(struct device *dev, pm_message_t state)
device_lock(dev);
dev->power.wakeup_path = false;
+ dev->power.out_band_wakeup = false;
if (dev->power.no_pm_callbacks)
goto unlock;
diff --git a/drivers/base/power/runtime-test.c b/drivers/base/power/runtime-test.c
new file mode 100644
index 000000000000..1535ad2b0264
--- /dev/null
+++ b/drivers/base/power/runtime-test.c
@@ -0,0 +1,249 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2025 Google, Inc.
+ */
+
+#include <linux/cleanup.h>
+#include <linux/pm_runtime.h>
+#include <kunit/device.h>
+#include <kunit/test.h>
+
+#define DEVICE_NAME "pm_runtime_test_device"
+
+static void pm_runtime_depth_test(struct kunit *test)
+{
+ struct device *dev = kunit_device_register(test, DEVICE_NAME);
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
+
+ pm_runtime_enable(dev);
+
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_get_sync(dev));
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+ KUNIT_EXPECT_EQ(test, 1, pm_runtime_get_sync(dev)); /* "already active" */
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_put_sync(dev));
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_put_sync(dev));
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+}
+
+/* Test pm_runtime_put() and friends when already suspended. */
+static void pm_runtime_already_suspended_test(struct kunit *test)
+{
+ struct device *dev = kunit_device_register(test, DEVICE_NAME);
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
+
+ pm_runtime_enable(dev);
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+
+ pm_runtime_get_noresume(dev);
+ KUNIT_EXPECT_EQ(test, 1, pm_runtime_put_sync(dev));
+
+ KUNIT_EXPECT_EQ(test, 1, pm_runtime_suspend(dev));
+ KUNIT_EXPECT_EQ(test, 1, pm_runtime_autosuspend(dev));
+ KUNIT_EXPECT_EQ(test, 1, pm_request_autosuspend(dev));
+
+ pm_runtime_get_noresume(dev);
+ KUNIT_EXPECT_EQ(test, 1, pm_runtime_put_sync_autosuspend(dev));
+
+ pm_runtime_get_noresume(dev);
+ pm_runtime_put_autosuspend(dev);
+
+ /* Grab 2 refcounts */
+ pm_runtime_get_noresume(dev);
+ pm_runtime_get_noresume(dev);
+ /* The first put() sees usage_count 1 */
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_put_sync_autosuspend(dev));
+ /* The second put() sees usage_count 0 but tells us "already suspended". */
+ KUNIT_EXPECT_EQ(test, 1, pm_runtime_put_sync_autosuspend(dev));
+
+ /* Should have remained suspended the whole time. */
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+}
+
+static void pm_runtime_idle_test(struct kunit *test)
+{
+ struct device *dev = kunit_device_register(test, DEVICE_NAME);
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
+
+ pm_runtime_enable(dev);
+
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_get_sync(dev));
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_runtime_idle(dev));
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+ pm_runtime_put_noidle(dev);
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_idle(dev));
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_runtime_idle(dev));
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_request_idle(dev));
+}
+
+static void pm_runtime_disabled_test(struct kunit *test)
+{
+ struct device *dev = kunit_device_register(test, DEVICE_NAME);
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
+
+ /* Never called pm_runtime_enable() */
+ KUNIT_EXPECT_FALSE(test, pm_runtime_enabled(dev));
+
+ /* "disabled" is treated as "active" */
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+ KUNIT_EXPECT_FALSE(test, pm_runtime_suspended(dev));
+
+ /*
+ * Note: these "fail", but they still acquire/release refcounts, so
+ * keep them balanced.
+ */
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_get(dev));
+ pm_runtime_put(dev);
+
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_get_sync(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_put_sync(dev));
+
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_get(dev));
+ pm_runtime_put_autosuspend(dev);
+
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_resume_and_get(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_idle(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_request_idle(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_request_resume(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_request_autosuspend(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_suspend(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_resume(dev));
+ KUNIT_EXPECT_EQ(test, -EACCES, pm_runtime_autosuspend(dev));
+
+ /* Still disabled */
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+ KUNIT_EXPECT_FALSE(test, pm_runtime_enabled(dev));
+}
+
+static void pm_runtime_error_test(struct kunit *test)
+{
+ struct device *dev = kunit_device_register(test, DEVICE_NAME);
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
+
+ pm_runtime_enable(dev);
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+
+ /* Fake a .runtime_resume() error */
+ dev->power.runtime_error = -EIO;
+
+ /*
+ * Note: these "fail", but they still acquire/release refcounts, so
+ * keep them balanced.
+ */
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_get(dev));
+ pm_runtime_put(dev);
+
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_get_sync(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_put_sync(dev));
+
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_get(dev));
+ pm_runtime_put_autosuspend(dev);
+
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_get(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_put_sync_autosuspend(dev));
+
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_resume_and_get(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_idle(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_request_idle(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_request_resume(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_request_autosuspend(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_suspend(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_resume(dev));
+ KUNIT_EXPECT_EQ(test, -EINVAL, pm_runtime_autosuspend(dev));
+
+ /* Error is still pending */
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+ KUNIT_EXPECT_EQ(test, -EIO, dev->power.runtime_error);
+ /* Clear error */
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_set_suspended(dev));
+ KUNIT_EXPECT_EQ(test, 0, dev->power.runtime_error);
+ /* Still suspended */
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_get(dev));
+ pm_runtime_barrier(dev);
+ pm_runtime_put(dev);
+ pm_runtime_suspend(dev); /* flush the put(), to suspend */
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_get_sync(dev));
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_put_sync(dev));
+
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_get_sync(dev));
+ pm_runtime_put_autosuspend(dev);
+
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_resume_and_get(dev));
+
+ /*
+ * The following should all return -EAGAIN (usage is non-zero) or 1
+ * (already resumed).
+ */
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_runtime_idle(dev));
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_request_idle(dev));
+ KUNIT_EXPECT_EQ(test, 1, pm_request_resume(dev));
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_request_autosuspend(dev));
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_runtime_suspend(dev));
+ KUNIT_EXPECT_EQ(test, 1, pm_runtime_resume(dev));
+ KUNIT_EXPECT_EQ(test, -EAGAIN, pm_runtime_autosuspend(dev));
+
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_put_sync(dev));
+
+ /* Suspended again */
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+}
+
+/*
+ * Explore a typical probe() sequence in which a device marks itself powered,
+ * but doesn't hold any runtime PM reference, so it suspends as soon as it goes
+ * idle.
+ */
+static void pm_runtime_probe_active_test(struct kunit *test)
+{
+ struct device *dev = kunit_device_register(test, DEVICE_NAME);
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
+
+ KUNIT_EXPECT_TRUE(test, pm_runtime_status_suspended(dev));
+
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_set_active(dev));
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+
+ pm_runtime_enable(dev);
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+
+ /* Nothing to flush. We stay active. */
+ pm_runtime_barrier(dev);
+ KUNIT_EXPECT_TRUE(test, pm_runtime_active(dev));
+
+ /* Ask for idle? Now we suspend. */
+ KUNIT_EXPECT_EQ(test, 0, pm_runtime_idle(dev));
+ KUNIT_EXPECT_TRUE(test, pm_runtime_suspended(dev));
+}
+
+static struct kunit_case pm_runtime_test_cases[] = {
+ KUNIT_CASE(pm_runtime_depth_test),
+ KUNIT_CASE(pm_runtime_already_suspended_test),
+ KUNIT_CASE(pm_runtime_idle_test),
+ KUNIT_CASE(pm_runtime_disabled_test),
+ KUNIT_CASE(pm_runtime_error_test),
+ KUNIT_CASE(pm_runtime_probe_active_test),
+ {}
+};
+
+static struct kunit_suite pm_runtime_test_suite = {
+ .name = "pm_runtime_test_cases",
+ .test_cases = pm_runtime_test_cases,
+};
+
+kunit_test_suite(pm_runtime_test_suite);
+MODULE_DESCRIPTION("Runtime power management unit test suite");
+MODULE_LICENSE("GPL");
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index 3e84dc4122de..84676cc24221 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -90,7 +90,7 @@ static void update_pm_runtime_accounting(struct device *dev)
/*
* Because ktime_get_mono_fast_ns() is not monotonic during
* timekeeping updates, ensure that 'now' is after the last saved
- * timesptamp.
+ * timestamp.
*/
if (now < last)
return;
@@ -217,7 +217,7 @@ static int dev_memalloc_noio(struct device *dev, void *data)
* resume/suspend callback of any one of its ancestors(or the
* block device itself), the deadlock may be triggered inside the
* memory allocation since it might not complete until the block
- * device becomes active and the involed page I/O finishes. The
+ * device becomes active and the involved page I/O finishes. The
* situation is pointed out first by Alan Stern. Network device
* are involved in iSCSI kind of situation.
*
@@ -498,6 +498,9 @@ static int rpm_idle(struct device *dev, int rpmflags)
if (retval < 0)
; /* Conditions are wrong. */
+ else if ((rpmflags & RPM_GET_PUT) && retval == 1)
+ ; /* put() is allowed in RPM_SUSPENDED */
+
/* Idle notifications are allowed only in the RPM_ACTIVE state. */
else if (dev->power.runtime_status != RPM_ACTIVE)
retval = -EAGAIN;
@@ -796,6 +799,8 @@ static int rpm_resume(struct device *dev, int rpmflags)
if (dev->power.runtime_status == RPM_ACTIVE &&
dev->power.last_status == RPM_ACTIVE)
retval = 1;
+ else if (rpmflags & RPM_TRANSPARENT)
+ goto out;
else
retval = -EACCES;
}
@@ -1205,7 +1210,7 @@ EXPORT_SYMBOL_GPL(__pm_runtime_resume);
*
* Otherwise, if its runtime PM status is %RPM_ACTIVE and (1) @ign_usage_count
* is set, or (2) @dev is not ignoring children and its active child count is
- * nonero, or (3) the runtime PM usage counter of @dev is not zero, increment
+ * nonzero, or (3) the runtime PM usage counter of @dev is not zero, increment
* the usage counter of @dev and return 1.
*
* Otherwise, return 0 without changing the usage counter.
@@ -1462,30 +1467,20 @@ static void __pm_runtime_barrier(struct device *dev)
* Next, make sure that all pending requests for the device have been flushed
* from pm_wq and wait for all runtime PM operations involving the device in
* progress to complete.
- *
- * Return value:
- * 1, if there was a resume request pending and the device had to be woken up,
- * 0, otherwise
*/
-int pm_runtime_barrier(struct device *dev)
+void pm_runtime_barrier(struct device *dev)
{
- int retval = 0;
-
pm_runtime_get_noresume(dev);
spin_lock_irq(&dev->power.lock);
if (dev->power.request_pending
- && dev->power.request == RPM_REQ_RESUME) {
+ && dev->power.request == RPM_REQ_RESUME)
rpm_resume(dev, 0);
- retval = 1;
- }
__pm_runtime_barrier(dev);
spin_unlock_irq(&dev->power.lock);
pm_runtime_put_noidle(dev);
-
- return retval;
}
EXPORT_SYMBOL_GPL(pm_runtime_barrier);
@@ -1659,9 +1654,12 @@ EXPORT_SYMBOL_GPL(devm_pm_runtime_get_noresume);
* pm_runtime_forbid - Block runtime PM of a device.
* @dev: Device to handle.
*
- * Increase the device's usage count and clear its power.runtime_auto flag,
- * so that it cannot be suspended at run time until pm_runtime_allow() is called
- * for it.
+ * Resume @dev if already suspended and block runtime suspend of @dev in such
+ * a way that it can be unblocked via the /sys/devices/.../power/control
+ * interface, or otherwise by calling pm_runtime_allow().
+ *
+ * Calling this function many times in a row has the same effect as calling it
+ * once.
*/
void pm_runtime_forbid(struct device *dev)
{
@@ -1682,7 +1680,13 @@ EXPORT_SYMBOL_GPL(pm_runtime_forbid);
* pm_runtime_allow - Unblock runtime PM of a device.
* @dev: Device to handle.
*
- * Decrease the device's usage count and set its power.runtime_auto flag.
+ * Unblock runtime suspend of @dev after it has been blocked by
+ * pm_runtime_forbid() (for instance, if it has been blocked via the
+ * /sys/devices/.../power/control interface), check if @dev can be
+ * suspended and suspend it in that case.
+ *
+ * Calling this function many times in a row has the same effect as calling it
+ * once.
*/
void pm_runtime_allow(struct device *dev)
{
@@ -1903,8 +1907,7 @@ void pm_runtime_get_suppliers(struct device *dev)
idx = device_links_read_lock();
- list_for_each_entry_rcu(link, &dev->links.suppliers, c_node,
- device_links_read_lock_held())
+ dev_for_each_link_to_supplier(link, dev)
if (device_link_test(link, DL_FLAG_PM_RUNTIME)) {
link->supplier_preactivated = true;
pm_runtime_get_sync(link->supplier);
diff --git a/drivers/base/power/trace.c b/drivers/base/power/trace.c
index cd6e559648b2..d8da7195bb00 100644
--- a/drivers/base/power/trace.c
+++ b/drivers/base/power/trace.c
@@ -238,10 +238,8 @@ int show_trace_dev_match(char *buf, size_t size)
unsigned int hash = hash_string(DEVSEED, dev_name(dev),
DEVHASH);
if (hash == value) {
- int len = snprintf(buf, size, "%s\n",
+ int len = scnprintf(buf, size, "%s\n",
dev_driver_string(dev));
- if (len > size)
- len = size;
buf += len;
ret += len;
size -= len;
diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c
index d1283ff1080b..1e1a0e7eeac5 100644
--- a/drivers/base/power/wakeup.c
+++ b/drivers/base/power/wakeup.c
@@ -189,17 +189,16 @@ static void wakeup_source_remove(struct wakeup_source *ws)
if (WARN_ON(!ws))
return;
+ /*
+ * After shutting down the timer, wakeup_source_activate() will warn if
+ * the given wakeup source is passed to it.
+ */
+ timer_shutdown_sync(&ws->timer);
+
raw_spin_lock_irqsave(&events_lock, flags);
list_del_rcu(&ws->entry);
raw_spin_unlock_irqrestore(&events_lock, flags);
synchronize_srcu(&wakeup_srcu);
-
- timer_delete_sync(&ws->timer);
- /*
- * Clear timer.function to make wakeup_source_not_registered() treat
- * this wakeup source as not registered.
- */
- ws->timer.function = NULL;
}
/**
@@ -506,14 +505,14 @@ int device_set_wakeup_enable(struct device *dev, bool enable)
EXPORT_SYMBOL_GPL(device_set_wakeup_enable);
/**
- * wakeup_source_not_registered - validate the given wakeup source.
+ * wakeup_source_not_usable - validate the given wakeup source.
* @ws: Wakeup source to be validated.
*/
-static bool wakeup_source_not_registered(struct wakeup_source *ws)
+static bool wakeup_source_not_usable(struct wakeup_source *ws)
{
/*
- * Use timer struct to check if the given source is initialized
- * by wakeup_source_add.
+ * Use the timer struct to check if the given wakeup source has been
+ * initialized by wakeup_source_add() and it is not going away.
*/
return ws->timer.function != pm_wakeup_timer_fn;
}
@@ -558,8 +557,7 @@ static void wakeup_source_activate(struct wakeup_source *ws)
{
unsigned int cec;
- if (WARN_ONCE(wakeup_source_not_registered(ws),
- "unregistered wakeup source\n"))
+ if (WARN_ONCE(wakeup_source_not_usable(ws), "unusable wakeup source\n"))
return;
ws->active = true;
diff --git a/drivers/base/property.c b/drivers/base/property.c
index f626d5bbe806..6a63860579dd 100644
--- a/drivers/base/property.c
+++ b/drivers/base/property.c
@@ -578,7 +578,7 @@ EXPORT_SYMBOL_GPL(fwnode_property_match_property_string);
* @prop: The name of the property
* @nargs_prop: The name of the property telling the number of
* arguments in the referred node. NULL if @nargs is known,
- * otherwise @nargs is ignored. Only relevant on OF.
+ * otherwise @nargs is ignored.
* @nargs: Number of arguments. Ignored if @nargs_prop is non-NULL.
* @index: Index of the reference, from zero onwards.
* @args: Result structure with reference and integer arguments.
diff --git a/drivers/base/regmap/internal.h b/drivers/base/regmap/internal.h
index 6f31240ee4a9..1477329410ec 100644
--- a/drivers/base/regmap/internal.h
+++ b/drivers/base/regmap/internal.h
@@ -186,6 +186,7 @@ struct regcache_ops {
enum regcache_type type;
int (*init)(struct regmap *map);
int (*exit)(struct regmap *map);
+ int (*populate)(struct regmap *map);
#ifdef CONFIG_DEBUG_FS
void (*debugfs_init)(struct regmap *map);
#endif
@@ -288,6 +289,7 @@ enum regmap_endian regmap_get_val_endian(struct device *dev,
const struct regmap_bus *bus,
const struct regmap_config *config);
+extern struct regcache_ops regcache_flat_sparse_ops;
extern struct regcache_ops regcache_rbtree_ops;
extern struct regcache_ops regcache_maple_ops;
extern struct regcache_ops regcache_flat_ops;
diff --git a/drivers/base/regmap/regcache-flat.c b/drivers/base/regmap/regcache-flat.c
index f36d3618b67c..53cc59c84e2f 100644
--- a/drivers/base/regmap/regcache-flat.c
+++ b/drivers/base/regmap/regcache-flat.c
@@ -6,7 +6,11 @@
//
// Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+#include <linux/bitmap.h>
+#include <linux/bitops.h>
#include <linux/device.h>
+#include <linux/limits.h>
+#include <linux/overflow.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
@@ -18,46 +22,92 @@ static inline unsigned int regcache_flat_get_index(const struct regmap *map,
return regcache_get_index_by_order(map, reg);
}
+struct regcache_flat_data {
+ unsigned long *valid;
+ unsigned int data[];
+};
+
static int regcache_flat_init(struct regmap *map)
{
- int i;
- unsigned int *cache;
+ unsigned int cache_size;
+ struct regcache_flat_data *cache;
if (!map || map->reg_stride_order < 0 || !map->max_register_is_set)
return -EINVAL;
- map->cache = kcalloc(regcache_flat_get_index(map, map->max_register)
- + 1, sizeof(unsigned int), map->alloc_flags);
- if (!map->cache)
+ cache_size = regcache_flat_get_index(map, map->max_register) + 1;
+ cache = kzalloc(struct_size(cache, data, cache_size), map->alloc_flags);
+ if (!cache)
return -ENOMEM;
- cache = map->cache;
+ cache->valid = bitmap_zalloc(cache_size, map->alloc_flags);
+ if (!cache->valid)
+ goto err_free;
+
+ map->cache = cache;
+
+ return 0;
+
+err_free:
+ kfree(cache);
+ return -ENOMEM;
+}
+
+static int regcache_flat_exit(struct regmap *map)
+{
+ struct regcache_flat_data *cache = map->cache;
+
+ if (cache)
+ bitmap_free(cache->valid);
+
+ kfree(cache);
+ map->cache = NULL;
+
+ return 0;
+}
+
+static int regcache_flat_populate(struct regmap *map)
+{
+ struct regcache_flat_data *cache = map->cache;
+ unsigned int i;
for (i = 0; i < map->num_reg_defaults; i++) {
unsigned int reg = map->reg_defaults[i].reg;
unsigned int index = regcache_flat_get_index(map, reg);
- cache[index] = map->reg_defaults[i].def;
+ cache->data[index] = map->reg_defaults[i].def;
+ __set_bit(index, cache->valid);
}
return 0;
}
-static int regcache_flat_exit(struct regmap *map)
+static int regcache_flat_read(struct regmap *map,
+ unsigned int reg, unsigned int *value)
{
- kfree(map->cache);
- map->cache = NULL;
+ struct regcache_flat_data *cache = map->cache;
+ unsigned int index = regcache_flat_get_index(map, reg);
+
+ /* legacy behavior: ignore validity, but warn the user */
+ if (unlikely(!test_bit(index, cache->valid)))
+ dev_warn_once(map->dev,
+ "using zero-initialized flat cache, this may cause unexpected behavior");
+
+ *value = cache->data[index];
return 0;
}
-static int regcache_flat_read(struct regmap *map,
- unsigned int reg, unsigned int *value)
+static int regcache_flat_sparse_read(struct regmap *map,
+ unsigned int reg, unsigned int *value)
{
- unsigned int *cache = map->cache;
+ struct regcache_flat_data *cache = map->cache;
unsigned int index = regcache_flat_get_index(map, reg);
- *value = cache[index];
+ if (unlikely(!test_bit(index, cache->valid)))
+ return -ENOENT;
+
+ *value = cache->data[index];
return 0;
}
@@ -65,10 +115,23 @@ static int regcache_flat_read(struct regmap *map,
static int regcache_flat_write(struct regmap *map, unsigned int reg,
unsigned int value)
{
- unsigned int *cache = map->cache;
+ struct regcache_flat_data *cache = map->cache;
unsigned int index = regcache_flat_get_index(map, reg);
- cache[index] = value;
+ cache->data[index] = value;
+ __set_bit(index, cache->valid);
+
+ return 0;
+}
+
+static int regcache_flat_drop(struct regmap *map, unsigned int min,
+ unsigned int max)
+{
+ struct regcache_flat_data *cache = map->cache;
+ unsigned int bitmap_min = regcache_flat_get_index(map, min);
+ unsigned int bitmap_max = regcache_flat_get_index(map, max);
+
+ bitmap_clear(cache->valid, bitmap_min, bitmap_max + 1 - bitmap_min);
return 0;
}
@@ -78,6 +141,18 @@ struct regcache_ops regcache_flat_ops = {
.name = "flat",
.init = regcache_flat_init,
.exit = regcache_flat_exit,
+ .populate = regcache_flat_populate,
.read = regcache_flat_read,
.write = regcache_flat_write,
};
+
+struct regcache_ops regcache_flat_sparse_ops = {
+ .type = REGCACHE_FLAT_S,
+ .name = "flat-sparse",
+ .init = regcache_flat_init,
+ .exit = regcache_flat_exit,
+ .populate = regcache_flat_populate,
+ .read = regcache_flat_sparse_read,
+ .write = regcache_flat_write,
+ .drop = regcache_flat_drop,
+};
diff --git a/drivers/base/regmap/regcache-maple.c b/drivers/base/regmap/regcache-maple.c
index 2319c30283a6..ca1c72b68f31 100644
--- a/drivers/base/regmap/regcache-maple.c
+++ b/drivers/base/regmap/regcache-maple.c
@@ -289,6 +289,23 @@ out:
return ret;
}
+static int regcache_maple_init(struct regmap *map)
+{
+ struct maple_tree *mt;
+
+ mt = kmalloc(sizeof(*mt), map->alloc_flags);
+ if (!mt)
+ return -ENOMEM;
+ map->cache = mt;
+
+ mt_init(mt);
+
+ if (!mt_external_lock(mt) && map->lock_key)
+ lockdep_set_class_and_subclass(&mt->ma_lock, map->lock_key, 1);
+
+ return 0;
+}
+
static int regcache_maple_exit(struct regmap *map)
{
struct maple_tree *mt = map->cache;
@@ -340,26 +357,12 @@ static int regcache_maple_insert_block(struct regmap *map, int first,
return ret;
}
-static int regcache_maple_init(struct regmap *map)
+static int regcache_maple_populate(struct regmap *map)
{
- struct maple_tree *mt;
int i;
int ret;
int range_start;
- mt = kmalloc(sizeof(*mt), map->alloc_flags);
- if (!mt)
- return -ENOMEM;
- map->cache = mt;
-
- mt_init(mt);
-
- if (!mt_external_lock(mt) && map->lock_key)
- lockdep_set_class_and_subclass(&mt->ma_lock, map->lock_key, 1);
-
- if (!map->num_reg_defaults)
- return 0;
-
range_start = 0;
/* Scan for ranges of contiguous registers */
@@ -369,23 +372,14 @@ static int regcache_maple_init(struct regmap *map)
ret = regcache_maple_insert_block(map, range_start,
i - 1);
if (ret != 0)
- goto err;
+ return ret;
range_start = i;
}
}
/* Add the last block */
- ret = regcache_maple_insert_block(map, range_start,
- map->num_reg_defaults - 1);
- if (ret != 0)
- goto err;
-
- return 0;
-
-err:
- regcache_maple_exit(map);
- return ret;
+ return regcache_maple_insert_block(map, range_start, map->num_reg_defaults - 1);
}
struct regcache_ops regcache_maple_ops = {
@@ -393,6 +387,7 @@ struct regcache_ops regcache_maple_ops = {
.name = "maple",
.init = regcache_maple_init,
.exit = regcache_maple_exit,
+ .populate = regcache_maple_populate,
.read = regcache_maple_read,
.write = regcache_maple_write,
.drop = regcache_maple_drop,
diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c
index a9d17f316e55..3344b82c3799 100644
--- a/drivers/base/regmap/regcache-rbtree.c
+++ b/drivers/base/regmap/regcache-rbtree.c
@@ -184,8 +184,6 @@ static void rbtree_debugfs_init(struct regmap *map)
static int regcache_rbtree_init(struct regmap *map)
{
struct regcache_rbtree_ctx *rbtree_ctx;
- int i;
- int ret;
map->cache = kmalloc(sizeof *rbtree_ctx, map->alloc_flags);
if (!map->cache)
@@ -195,19 +193,7 @@ static int regcache_rbtree_init(struct regmap *map)
rbtree_ctx->root = RB_ROOT;
rbtree_ctx->cached_rbnode = NULL;
- for (i = 0; i < map->num_reg_defaults; i++) {
- ret = regcache_rbtree_write(map,
- map->reg_defaults[i].reg,
- map->reg_defaults[i].def);
- if (ret)
- goto err;
- }
-
return 0;
-
-err:
- regcache_rbtree_exit(map);
- return ret;
}
static int regcache_rbtree_exit(struct regmap *map)
@@ -239,6 +225,22 @@ static int regcache_rbtree_exit(struct regmap *map)
return 0;
}
+static int regcache_rbtree_populate(struct regmap *map)
+{
+ unsigned int i;
+ int ret;
+
+ for (i = 0; i < map->num_reg_defaults; i++) {
+ ret = regcache_rbtree_write(map,
+ map->reg_defaults[i].reg,
+ map->reg_defaults[i].def);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
static int regcache_rbtree_read(struct regmap *map,
unsigned int reg, unsigned int *value)
{
@@ -546,6 +548,7 @@ struct regcache_ops regcache_rbtree_ops = {
.name = "rbtree",
.init = regcache_rbtree_init,
.exit = regcache_rbtree_exit,
+ .populate = regcache_rbtree_populate,
#ifdef CONFIG_DEBUG_FS
.debugfs_init = rbtree_debugfs_init,
#endif
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index c7650fa434ad..319c342bf5a0 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -16,6 +16,7 @@
#include "internal.h"
static const struct regcache_ops *cache_types[] = {
+ &regcache_flat_sparse_ops,
&regcache_rbtree_ops,
&regcache_maple_ops,
&regcache_flat_ops,
@@ -221,8 +222,24 @@ int regcache_init(struct regmap *map, const struct regmap_config *config)
if (ret)
goto err_free;
}
+
+ if (map->num_reg_defaults && map->cache_ops->populate) {
+ dev_dbg(map->dev, "Populating %s cache\n", map->cache_ops->name);
+ map->lock(map->lock_arg);
+ ret = map->cache_ops->populate(map);
+ map->unlock(map->lock_arg);
+ if (ret)
+ goto err_exit;
+ }
return 0;
+err_exit:
+ if (map->cache_ops->exit) {
+ dev_dbg(map->dev, "Destroying %s cache\n", map->cache_ops->name);
+ map->lock(map->lock_arg);
+ ret = map->cache_ops->exit(map);
+ map->unlock(map->lock_arg);
+ }
err_free:
kfree(map->reg_defaults);
if (map->cache_free)
diff --git a/drivers/base/regmap/regmap-i3c.c b/drivers/base/regmap/regmap-i3c.c
index b5300b7c477e..863b348704dc 100644
--- a/drivers/base/regmap/regmap-i3c.c
+++ b/drivers/base/regmap/regmap-i3c.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2018 Synopsys, Inc. and/or its affiliates.
+#include <linux/array_size.h>
#include <linux/regmap.h>
#include <linux/i3c/device.h>
#include <linux/i3c/master.h>
@@ -10,7 +11,7 @@ static int regmap_i3c_write(void *context, const void *data, size_t count)
{
struct device *dev = context;
struct i3c_device *i3c = dev_to_i3cdev(dev);
- struct i3c_priv_xfer xfers[] = {
+ struct i3c_xfer xfers[] = {
{
.rnw = false,
.len = count,
@@ -18,7 +19,7 @@ static int regmap_i3c_write(void *context, const void *data, size_t count)
},
};
- return i3c_device_do_priv_xfers(i3c, xfers, 1);
+ return i3c_device_do_xfers(i3c, xfers, ARRAY_SIZE(xfers), I3C_SDR);
}
static int regmap_i3c_read(void *context,
@@ -27,7 +28,7 @@ static int regmap_i3c_read(void *context,
{
struct device *dev = context;
struct i3c_device *i3c = dev_to_i3cdev(dev);
- struct i3c_priv_xfer xfers[2];
+ struct i3c_xfer xfers[2];
xfers[0].rnw = false;
xfers[0].len = reg_size;
@@ -37,7 +38,7 @@ static int regmap_i3c_read(void *context,
xfers[1].len = val_size;
xfers[1].data.in = val;
- return i3c_device_do_priv_xfers(i3c, xfers, 2);
+ return i3c_device_do_xfers(i3c, xfers, ARRAY_SIZE(xfers), I3C_SDR);
}
static const struct regmap_bus regmap_i3c = {
diff --git a/drivers/base/regmap/regmap-kunit.c b/drivers/base/regmap/regmap-kunit.c
index 95c5bf2a78ee..f6fc5ed016da 100644
--- a/drivers/base/regmap/regmap-kunit.c
+++ b/drivers/base/regmap/regmap-kunit.c
@@ -54,6 +54,8 @@ static const char *regcache_type_name(enum regcache_type type)
return "none";
case REGCACHE_FLAT:
return "flat";
+ case REGCACHE_FLAT_S:
+ return "flat-sparse";
case REGCACHE_RBTREE:
return "rbtree";
case REGCACHE_MAPLE:
@@ -93,6 +95,8 @@ static const struct regmap_test_param regcache_types_list[] = {
{ .cache = REGCACHE_NONE, .fast_io = true },
{ .cache = REGCACHE_FLAT },
{ .cache = REGCACHE_FLAT, .fast_io = true },
+ { .cache = REGCACHE_FLAT_S },
+ { .cache = REGCACHE_FLAT_S, .fast_io = true },
{ .cache = REGCACHE_RBTREE },
{ .cache = REGCACHE_RBTREE, .fast_io = true },
{ .cache = REGCACHE_MAPLE },
@@ -104,6 +108,8 @@ KUNIT_ARRAY_PARAM(regcache_types, regcache_types_list, param_to_desc);
static const struct regmap_test_param real_cache_types_only_list[] = {
{ .cache = REGCACHE_FLAT },
{ .cache = REGCACHE_FLAT, .fast_io = true },
+ { .cache = REGCACHE_FLAT_S },
+ { .cache = REGCACHE_FLAT_S, .fast_io = true },
{ .cache = REGCACHE_RBTREE },
{ .cache = REGCACHE_RBTREE, .fast_io = true },
{ .cache = REGCACHE_MAPLE },
@@ -119,6 +125,12 @@ static const struct regmap_test_param real_cache_types_list[] = {
{ .cache = REGCACHE_FLAT, .from_reg = 0x2002 },
{ .cache = REGCACHE_FLAT, .from_reg = 0x2003 },
{ .cache = REGCACHE_FLAT, .from_reg = 0x2004 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0, .fast_io = true },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2001 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2002 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2003 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2004 },
{ .cache = REGCACHE_RBTREE, .from_reg = 0 },
{ .cache = REGCACHE_RBTREE, .from_reg = 0, .fast_io = true },
{ .cache = REGCACHE_RBTREE, .from_reg = 0x2001 },
@@ -136,6 +148,12 @@ static const struct regmap_test_param real_cache_types_list[] = {
KUNIT_ARRAY_PARAM(real_cache_types, real_cache_types_list, param_to_desc);
static const struct regmap_test_param sparse_cache_types_list[] = {
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0, .fast_io = true },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2001 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2002 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2003 },
+ { .cache = REGCACHE_FLAT_S, .from_reg = 0x2004 },
{ .cache = REGCACHE_RBTREE, .from_reg = 0 },
{ .cache = REGCACHE_RBTREE, .from_reg = 0, .fast_io = true },
{ .cache = REGCACHE_RBTREE, .from_reg = 0x2001 },
@@ -1597,6 +1615,8 @@ static const struct regmap_test_param raw_types_list[] = {
{ .cache = REGCACHE_NONE, .val_endian = REGMAP_ENDIAN_BIG },
{ .cache = REGCACHE_FLAT, .val_endian = REGMAP_ENDIAN_LITTLE },
{ .cache = REGCACHE_FLAT, .val_endian = REGMAP_ENDIAN_BIG },
+ { .cache = REGCACHE_FLAT_S, .val_endian = REGMAP_ENDIAN_LITTLE },
+ { .cache = REGCACHE_FLAT_S, .val_endian = REGMAP_ENDIAN_BIG },
{ .cache = REGCACHE_RBTREE, .val_endian = REGMAP_ENDIAN_LITTLE },
{ .cache = REGCACHE_RBTREE, .val_endian = REGMAP_ENDIAN_BIG },
{ .cache = REGCACHE_MAPLE, .val_endian = REGMAP_ENDIAN_LITTLE },
@@ -1608,6 +1628,8 @@ KUNIT_ARRAY_PARAM(raw_test_types, raw_types_list, param_to_desc);
static const struct regmap_test_param raw_cache_types_list[] = {
{ .cache = REGCACHE_FLAT, .val_endian = REGMAP_ENDIAN_LITTLE },
{ .cache = REGCACHE_FLAT, .val_endian = REGMAP_ENDIAN_BIG },
+ { .cache = REGCACHE_FLAT_S, .val_endian = REGMAP_ENDIAN_LITTLE },
+ { .cache = REGCACHE_FLAT_S, .val_endian = REGMAP_ENDIAN_BIG },
{ .cache = REGCACHE_RBTREE, .val_endian = REGMAP_ENDIAN_LITTLE },
{ .cache = REGCACHE_RBTREE, .val_endian = REGMAP_ENDIAN_BIG },
{ .cache = REGCACHE_MAPLE, .val_endian = REGMAP_ENDIAN_LITTLE },
diff --git a/drivers/base/regmap/regmap-mmio.c b/drivers/base/regmap/regmap-mmio.c
index 99d7fd85ca7d..29e5f3175301 100644
--- a/drivers/base/regmap/regmap-mmio.c
+++ b/drivers/base/regmap/regmap-mmio.c
@@ -609,4 +609,5 @@ void regmap_mmio_detach_clk(struct regmap *map)
}
EXPORT_SYMBOL_GPL(regmap_mmio_detach_clk);
+MODULE_DESCRIPTION("regmap MMIO Module");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/base/regmap/regmap-sdw-mbq.c b/drivers/base/regmap/regmap-sdw-mbq.c
index 86644bbd0710..6a61629f5f89 100644
--- a/drivers/base/regmap/regmap-sdw-mbq.c
+++ b/drivers/base/regmap/regmap-sdw-mbq.c
@@ -15,11 +15,13 @@
struct regmap_mbq_context {
struct device *dev;
+ struct sdw_slave *sdw;
+
+ bool (*readable_reg)(struct device *dev, unsigned int reg);
struct regmap_sdw_mbq_cfg cfg;
int val_size;
- bool (*readable_reg)(struct device *dev, unsigned int reg);
};
static int regmap_sdw_mbq_size(struct regmap_mbq_context *ctx, unsigned int reg)
@@ -46,7 +48,7 @@ static bool regmap_sdw_mbq_deferrable(struct regmap_mbq_context *ctx, unsigned i
static int regmap_sdw_mbq_poll_busy(struct sdw_slave *slave, unsigned int reg,
struct regmap_mbq_context *ctx)
{
- struct device *dev = &slave->dev;
+ struct device *dev = ctx->dev;
int val, ret = 0;
dev_dbg(dev, "Deferring transaction for 0x%x\n", reg);
@@ -96,8 +98,7 @@ static int regmap_sdw_mbq_write_impl(struct sdw_slave *slave,
static int regmap_sdw_mbq_write(void *context, unsigned int reg, unsigned int val)
{
struct regmap_mbq_context *ctx = context;
- struct device *dev = ctx->dev;
- struct sdw_slave *slave = dev_to_sdw_dev(dev);
+ struct sdw_slave *slave = ctx->sdw;
bool deferrable = regmap_sdw_mbq_deferrable(ctx, reg);
int mbq_size = regmap_sdw_mbq_size(ctx, reg);
int ret;
@@ -156,8 +157,7 @@ static int regmap_sdw_mbq_read_impl(struct sdw_slave *slave,
static int regmap_sdw_mbq_read(void *context, unsigned int reg, unsigned int *val)
{
struct regmap_mbq_context *ctx = context;
- struct device *dev = ctx->dev;
- struct sdw_slave *slave = dev_to_sdw_dev(dev);
+ struct sdw_slave *slave = ctx->sdw;
bool deferrable = regmap_sdw_mbq_deferrable(ctx, reg);
int mbq_size = regmap_sdw_mbq_size(ctx, reg);
int ret;
@@ -208,6 +208,7 @@ static int regmap_sdw_mbq_config_check(const struct regmap_config *config)
static struct regmap_mbq_context *
regmap_sdw_mbq_gen_context(struct device *dev,
+ struct sdw_slave *sdw,
const struct regmap_config *config,
const struct regmap_sdw_mbq_cfg *mbq_config)
{
@@ -218,6 +219,7 @@ regmap_sdw_mbq_gen_context(struct device *dev,
return ERR_PTR(-ENOMEM);
ctx->dev = dev;
+ ctx->sdw = sdw;
if (mbq_config)
ctx->cfg = *mbq_config;
@@ -228,7 +230,7 @@ regmap_sdw_mbq_gen_context(struct device *dev,
return ctx;
}
-struct regmap *__regmap_init_sdw_mbq(struct sdw_slave *sdw,
+struct regmap *__regmap_init_sdw_mbq(struct device *dev, struct sdw_slave *sdw,
const struct regmap_config *config,
const struct regmap_sdw_mbq_cfg *mbq_config,
struct lock_class_key *lock_key,
@@ -241,16 +243,16 @@ struct regmap *__regmap_init_sdw_mbq(struct sdw_slave *sdw,
if (ret)
return ERR_PTR(ret);
- ctx = regmap_sdw_mbq_gen_context(&sdw->dev, config, mbq_config);
+ ctx = regmap_sdw_mbq_gen_context(dev, sdw, config, mbq_config);
if (IS_ERR(ctx))
return ERR_CAST(ctx);
- return __regmap_init(&sdw->dev, &regmap_sdw_mbq, ctx,
+ return __regmap_init(dev, &regmap_sdw_mbq, ctx,
config, lock_key, lock_name);
}
EXPORT_SYMBOL_GPL(__regmap_init_sdw_mbq);
-struct regmap *__devm_regmap_init_sdw_mbq(struct sdw_slave *sdw,
+struct regmap *__devm_regmap_init_sdw_mbq(struct device *dev, struct sdw_slave *sdw,
const struct regmap_config *config,
const struct regmap_sdw_mbq_cfg *mbq_config,
struct lock_class_key *lock_key,
@@ -263,11 +265,11 @@ struct regmap *__devm_regmap_init_sdw_mbq(struct sdw_slave *sdw,
if (ret)
return ERR_PTR(ret);
- ctx = regmap_sdw_mbq_gen_context(&sdw->dev, config, mbq_config);
+ ctx = regmap_sdw_mbq_gen_context(dev, sdw, config, mbq_config);
if (IS_ERR(ctx))
return ERR_CAST(ctx);
- return __devm_regmap_init(&sdw->dev, &regmap_sdw_mbq, ctx,
+ return __devm_regmap_init(dev, &regmap_sdw_mbq, ctx,
config, lock_key, lock_name);
}
EXPORT_SYMBOL_GPL(__devm_regmap_init_sdw_mbq);
diff --git a/drivers/base/regmap/regmap-slimbus.c b/drivers/base/regmap/regmap-slimbus.c
index 54eb7d227cf4..e523fae73004 100644
--- a/drivers/base/regmap/regmap-slimbus.c
+++ b/drivers/base/regmap/regmap-slimbus.c
@@ -48,8 +48,7 @@ struct regmap *__regmap_init_slimbus(struct slim_device *slimbus,
if (IS_ERR(bus))
return ERR_CAST(bus);
- return __regmap_init(&slimbus->dev, bus, &slimbus->dev, config,
- lock_key, lock_name);
+ return __regmap_init(&slimbus->dev, bus, slimbus, config, lock_key, lock_name);
}
EXPORT_SYMBOL_GPL(__regmap_init_slimbus);
@@ -63,8 +62,7 @@ struct regmap *__devm_regmap_init_slimbus(struct slim_device *slimbus,
if (IS_ERR(bus))
return ERR_CAST(bus);
- return __devm_regmap_init(&slimbus->dev, bus, &slimbus, config,
- lock_key, lock_name);
+ return __devm_regmap_init(&slimbus->dev, bus, slimbus, config, lock_key, lock_name);
}
EXPORT_SYMBOL_GPL(__devm_regmap_init_slimbus);
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 1f3f782a04ba..ce9be3989a21 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -827,7 +827,7 @@ struct regmap *__regmap_init(struct device *dev,
map->read_flag_mask = bus->read_flag_mask;
}
- if (config && config->read && config->write) {
+ if (config->read && config->write) {
map->reg_read = _regmap_bus_read;
if (config->reg_update_bits)
map->reg_update_bits = config->reg_update_bits;
@@ -2258,12 +2258,14 @@ EXPORT_SYMBOL_GPL(regmap_field_update_bits_base);
* @field: Register field to operate on
* @bits: Bits to test
*
- * Returns -1 if the underlying regmap_field_read() fails, 0 if at least one of the
- * tested bits is not set and 1 if all tested bits are set.
+ * Returns negative errno if the underlying regmap_field_read() fails,
+ * 0 if at least one of the tested bits is not set and 1 if all tested
+ * bits are set.
*/
int regmap_field_test_bits(struct regmap_field *field, unsigned int bits)
{
- unsigned int val, ret;
+ unsigned int val;
+ int ret;
ret = regmap_field_read(field, &val);
if (ret)
@@ -3309,7 +3311,8 @@ EXPORT_SYMBOL_GPL(regmap_update_bits_base);
*/
int regmap_test_bits(struct regmap *map, unsigned int reg, unsigned int bits)
{
- unsigned int val, ret;
+ unsigned int val;
+ int ret;
ret = regmap_read(map, reg, &val);
if (ret)
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index deda7f35a059..16a8301c25d6 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -535,14 +535,29 @@ software_node_get_reference_args(const struct fwnode_handle *fwnode,
ref_array = prop->pointer;
ref = &ref_array[index];
- refnode = software_node_fwnode(ref->node);
+ /*
+ * A software node can reference other software nodes or firmware
+ * nodes (which are the abstraction layer sitting on top of them).
+ * This is done to ensure we can create references to static software
+ * nodes before they're registered with the firmware node framework.
+ * At the time the reference is being resolved, we expect the swnodes
+ * in question to already have been registered and to be backed by
+ * a firmware node. This is why we use the fwnode API below to read the
+ * relevant properties and bump the reference count.
+ */
+
+ if (ref->swnode)
+ refnode = software_node_fwnode(ref->swnode);
+ else if (ref->fwnode)
+ refnode = ref->fwnode;
+ else
+ return -EINVAL;
+
if (!refnode)
return -ENOENT;
if (nargs_prop) {
- error = property_entry_read_int_array(ref->node->properties,
- nargs_prop, sizeof(u32),
- &nargs_prop_val, 1);
+ error = fwnode_property_read_u32(refnode, nargs_prop, &nargs_prop_val);
if (error)
return error;
@@ -555,7 +570,7 @@ software_node_get_reference_args(const struct fwnode_handle *fwnode,
if (!args)
return 0;
- args->fwnode = software_node_get(refnode);
+ args->fwnode = fwnode_handle_get(refnode);
args->nargs = nargs;
for (i = 0; i < nargs; i++)
@@ -635,7 +650,10 @@ software_node_graph_get_remote_endpoint(const struct fwnode_handle *fwnode)
ref = prop->pointer;
- return software_node_get(software_node_fwnode(ref[0].node));
+ if (!ref->swnode)
+ return NULL;
+
+ return software_node_get(software_node_fwnode(ref->swnode));
}
static struct fwnode_handle *
@@ -844,7 +862,7 @@ swnode_register(const struct software_node *node, struct swnode *parent,
* of this function or by ordering the array such that parent comes before
* child.
*/
-int software_node_register_node_group(const struct software_node **node_group)
+int software_node_register_node_group(const struct software_node * const *node_group)
{
unsigned int i;
int ret;
@@ -877,8 +895,7 @@ EXPORT_SYMBOL_GPL(software_node_register_node_group);
* remove the nodes individually, in the correct order (child before
* parent).
*/
-void software_node_unregister_node_group(
- const struct software_node **node_group)
+void software_node_unregister_node_group(const struct software_node * const *node_group)
{
unsigned int i = 0;
diff --git a/drivers/base/syscore.c b/drivers/base/syscore.c
index 13db1f78d2ce..483adb796654 100644
--- a/drivers/base/syscore.c
+++ b/drivers/base/syscore.c
@@ -11,32 +11,32 @@
#include <linux/suspend.h>
#include <trace/events/power.h>
-static LIST_HEAD(syscore_ops_list);
-static DEFINE_MUTEX(syscore_ops_lock);
+static LIST_HEAD(syscore_list);
+static DEFINE_MUTEX(syscore_lock);
/**
- * register_syscore_ops - Register a set of system core operations.
- * @ops: System core operations to register.
+ * register_syscore - Register a set of system core operations.
+ * @syscore: System core operations to register.
*/
-void register_syscore_ops(struct syscore_ops *ops)
+void register_syscore(struct syscore *syscore)
{
- mutex_lock(&syscore_ops_lock);
- list_add_tail(&ops->node, &syscore_ops_list);
- mutex_unlock(&syscore_ops_lock);
+ mutex_lock(&syscore_lock);
+ list_add_tail(&syscore->node, &syscore_list);
+ mutex_unlock(&syscore_lock);
}
-EXPORT_SYMBOL_GPL(register_syscore_ops);
+EXPORT_SYMBOL_GPL(register_syscore);
/**
- * unregister_syscore_ops - Unregister a set of system core operations.
- * @ops: System core operations to unregister.
+ * unregister_syscore - Unregister a set of system core operations.
+ * @syscore: System core operations to unregister.
*/
-void unregister_syscore_ops(struct syscore_ops *ops)
+void unregister_syscore(struct syscore *syscore)
{
- mutex_lock(&syscore_ops_lock);
- list_del(&ops->node);
- mutex_unlock(&syscore_ops_lock);
+ mutex_lock(&syscore_lock);
+ list_del(&syscore->node);
+ mutex_unlock(&syscore_lock);
}
-EXPORT_SYMBOL_GPL(unregister_syscore_ops);
+EXPORT_SYMBOL_GPL(unregister_syscore);
#ifdef CONFIG_PM_SLEEP
/**
@@ -46,7 +46,7 @@ EXPORT_SYMBOL_GPL(unregister_syscore_ops);
*/
int syscore_suspend(void)
{
- struct syscore_ops *ops;
+ struct syscore *syscore;
int ret = 0;
trace_suspend_resume(TPS("syscore_suspend"), 0, true);
@@ -59,25 +59,27 @@ int syscore_suspend(void)
WARN_ONCE(!irqs_disabled(),
"Interrupts enabled before system core suspend.\n");
- list_for_each_entry_reverse(ops, &syscore_ops_list, node)
- if (ops->suspend) {
- pm_pr_dbg("Calling %pS\n", ops->suspend);
- ret = ops->suspend();
+ list_for_each_entry_reverse(syscore, &syscore_list, node)
+ if (syscore->ops->suspend) {
+ pm_pr_dbg("Calling %pS\n", syscore->ops->suspend);
+ ret = syscore->ops->suspend(syscore->data);
if (ret)
goto err_out;
WARN_ONCE(!irqs_disabled(),
- "Interrupts enabled after %pS\n", ops->suspend);
+ "Interrupts enabled after %pS\n",
+ syscore->ops->suspend);
}
trace_suspend_resume(TPS("syscore_suspend"), 0, false);
return 0;
err_out:
- pr_err("PM: System core suspend callback %pS failed.\n", ops->suspend);
+ pr_err("PM: System core suspend callback %pS failed.\n",
+ syscore->ops->suspend);
- list_for_each_entry_continue(ops, &syscore_ops_list, node)
- if (ops->resume)
- ops->resume();
+ list_for_each_entry_continue(syscore, &syscore_list, node)
+ if (syscore->ops->resume)
+ syscore->ops->resume(syscore->data);
return ret;
}
@@ -90,18 +92,19 @@ EXPORT_SYMBOL_GPL(syscore_suspend);
*/
void syscore_resume(void)
{
- struct syscore_ops *ops;
+ struct syscore *syscore;
trace_suspend_resume(TPS("syscore_resume"), 0, true);
WARN_ONCE(!irqs_disabled(),
"Interrupts enabled before system core resume.\n");
- list_for_each_entry(ops, &syscore_ops_list, node)
- if (ops->resume) {
- pm_pr_dbg("Calling %pS\n", ops->resume);
- ops->resume();
+ list_for_each_entry(syscore, &syscore_list, node)
+ if (syscore->ops->resume) {
+ pm_pr_dbg("Calling %pS\n", syscore->ops->resume);
+ syscore->ops->resume(syscore->data);
WARN_ONCE(!irqs_disabled(),
- "Interrupts enabled after %pS\n", ops->resume);
+ "Interrupts enabled after %pS\n",
+ syscore->ops->resume);
}
trace_suspend_resume(TPS("syscore_resume"), 0, false);
}
@@ -113,16 +116,17 @@ EXPORT_SYMBOL_GPL(syscore_resume);
*/
void syscore_shutdown(void)
{
- struct syscore_ops *ops;
+ struct syscore *syscore;
- mutex_lock(&syscore_ops_lock);
+ mutex_lock(&syscore_lock);
- list_for_each_entry_reverse(ops, &syscore_ops_list, node)
- if (ops->shutdown) {
+ list_for_each_entry_reverse(syscore, &syscore_list, node)
+ if (syscore->ops->shutdown) {
if (initcall_debug)
- pr_info("PM: Calling %pS\n", ops->shutdown);
- ops->shutdown();
+ pr_info("PM: Calling %pS\n",
+ syscore->ops->shutdown);
+ syscore->ops->shutdown(syscore->data);
}
- mutex_unlock(&syscore_ops_lock);
+ mutex_unlock(&syscore_lock);
}
diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index 6ecfc821cf83..72f045e6ed51 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -294,6 +294,8 @@ static int bcma_register_devices(struct bcma_bus *bus)
int err;
list_for_each_entry(core, &bus->cores, list) {
+ struct device_node *np;
+
/* We support that core ourselves */
switch (core->id.id) {
case BCMA_CORE_4706_CHIPCOMMON:
@@ -311,6 +313,10 @@ static int bcma_register_devices(struct bcma_bus *bus)
if (bcma_is_core_needed_early(core->id.id))
continue;
+ np = core->dev.of_node;
+ if (np && !of_device_is_available(np))
+ continue;
+
/* Only first GMAC core on BCM4706 is connected and working */
if (core->id.id == BCMA_CORE_4706_MAC_GBIT &&
core->core_unit > 0)
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index df38fb364904..77d694448990 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -17,6 +17,7 @@ menuconfig BLK_DEV
if BLK_DEV
source "drivers/block/null_blk/Kconfig"
+source "drivers/block/rnull/Kconfig"
config BLK_DEV_FD
tristate "Normal floppy disk support"
@@ -311,15 +312,6 @@ config VIRTIO_BLK
This is the virtual block driver for virtio. It can be used with
QEMU based VMMs (like KVM or Xen). Say Y or M.
-config BLK_DEV_RUST_NULL
- tristate "Rust null block driver (Experimental)"
- depends on RUST
- help
- This is the Rust implementation of the null block driver. For now it
- is only a minimal stub.
-
- If unsure, say N.
-
config BLK_DEV_RBD
tristate "Rados block device (RBD)"
depends on INET && BLOCK
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index a695ce74ef22..2d8096eb8cdf 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -9,9 +9,6 @@
# needed for trace events
ccflags-y += -I$(src)
-obj-$(CONFIG_BLK_DEV_RUST_NULL) += rnull_mod.o
-rnull_mod-y := rnull.o
-
obj-$(CONFIG_MAC_FLOPPY) += swim3.o
obj-$(CONFIG_BLK_DEV_SWIM) += swim_mod.o
obj-$(CONFIG_BLK_DEV_FD) += floppy.o
@@ -38,6 +35,7 @@ obj-$(CONFIG_ZRAM) += zram/
obj-$(CONFIG_BLK_DEV_RNBD) += rnbd/
obj-$(CONFIG_BLK_DEV_NULL_BLK) += null_blk/
+obj-$(CONFIG_BLK_DEV_RUST_NULL) += rnull/
obj-$(CONFIG_BLK_DEV_UBLK) += ublk_drv.o
obj-$(CONFIG_BLK_DEV_ZONED_LOOP) += zloop.o
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 6357d86eafdc..2932b6653b6f 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -1523,13 +1523,13 @@ static blk_status_t amiflop_queue_rq(struct blk_mq_hw_ctx *hctx,
return BLK_STS_OK;
}
-static int fd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int fd_getgeo(struct gendisk *disk, struct hd_geometry *geo)
{
- int drive = MINOR(bdev->bd_dev) & 3;
+ struct amiga_floppy_struct *p = disk->private_data;
- geo->heads = unit[drive].type->heads;
- geo->sectors = unit[drive].dtype->sects * unit[drive].type->sect_mult;
- geo->cylinders = unit[drive].type->tracks;
+ geo->heads = p->type->heads;
+ geo->sectors = p->dtype->sects * p->type->sect_mult;
+ geo->cylinders = p->type->tracks;
return 0;
}
diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c
index 00b74a845328..34ead75e7e02 100644
--- a/drivers/block/aoe/aoeblk.c
+++ b/drivers/block/aoe/aoeblk.c
@@ -269,9 +269,9 @@ static blk_status_t aoeblk_queue_rq(struct blk_mq_hw_ctx *hctx,
}
static int
-aoeblk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+aoeblk_getgeo(struct gendisk *disk, struct hd_geometry *geo)
{
- struct aoedev *d = bdev->bd_disk->private_data;
+ struct aoedev *d = disk->private_data;
if ((d->flags & DEVFL_UP) == 0) {
printk(KERN_ERR "aoe: disk not up\n");
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index 6298f8e271e3..a9affb7c264d 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -1761,6 +1761,6 @@ aoecmd_exit(void)
kfree(kts);
kfree(ktiowq);
- free_page((unsigned long) page_address(empty_page));
+ __free_page(empty_page);
empty_page = NULL;
}
diff --git a/drivers/block/aoe/aoemain.c b/drivers/block/aoe/aoemain.c
index cdf6e4041bb9..3b21750038ee 100644
--- a/drivers/block/aoe/aoemain.c
+++ b/drivers/block/aoe/aoemain.c
@@ -44,7 +44,7 @@ aoe_init(void)
{
int ret;
- aoe_wq = alloc_workqueue("aoe_wq", 0, 0);
+ aoe_wq = alloc_workqueue("aoe_wq", WQ_PERCPU, 0);
if (!aoe_wq)
return -ENOMEM;
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index 0c2eabe14af3..9778259b30d4 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -44,45 +44,74 @@ struct brd_device {
};
/*
- * Look up and return a brd's page for a given sector.
+ * Look up and return a brd's page with reference grabbed for a given sector.
*/
static struct page *brd_lookup_page(struct brd_device *brd, sector_t sector)
{
- return xa_load(&brd->brd_pages, sector >> PAGE_SECTORS_SHIFT);
+ struct page *page;
+ XA_STATE(xas, &brd->brd_pages, sector >> PAGE_SECTORS_SHIFT);
+
+ rcu_read_lock();
+repeat:
+ page = xas_load(&xas);
+ if (xas_retry(&xas, page)) {
+ xas_reset(&xas);
+ goto repeat;
+ }
+
+ if (!page)
+ goto out;
+
+ if (!get_page_unless_zero(page)) {
+ xas_reset(&xas);
+ goto repeat;
+ }
+
+ if (unlikely(page != xas_reload(&xas))) {
+ put_page(page);
+ xas_reset(&xas);
+ goto repeat;
+ }
+out:
+ rcu_read_unlock();
+
+ return page;
}
/*
* Insert a new page for a given sector, if one does not already exist.
+ * The returned page will grab reference.
*/
static struct page *brd_insert_page(struct brd_device *brd, sector_t sector,
blk_opf_t opf)
- __releases(rcu)
- __acquires(rcu)
{
gfp_t gfp = (opf & REQ_NOWAIT) ? GFP_NOWAIT : GFP_NOIO;
struct page *page, *ret;
- rcu_read_unlock();
page = alloc_page(gfp | __GFP_ZERO | __GFP_HIGHMEM);
- if (!page) {
- rcu_read_lock();
+ if (!page)
return ERR_PTR(-ENOMEM);
- }
xa_lock(&brd->brd_pages);
ret = __xa_cmpxchg(&brd->brd_pages, sector >> PAGE_SECTORS_SHIFT, NULL,
page, gfp);
- rcu_read_lock();
- if (ret) {
+ if (!ret) {
+ brd->brd_nr_pages++;
+ get_page(page);
+ xa_unlock(&brd->brd_pages);
+ return page;
+ }
+
+ if (!xa_is_err(ret)) {
+ get_page(ret);
xa_unlock(&brd->brd_pages);
- __free_page(page);
- if (xa_is_err(ret))
- return ERR_PTR(xa_err(ret));
+ put_page(page);
return ret;
}
- brd->brd_nr_pages++;
+
xa_unlock(&brd->brd_pages);
- return page;
+ put_page(page);
+ return ERR_PTR(xa_err(ret));
}
/*
@@ -95,7 +124,7 @@ static void brd_free_pages(struct brd_device *brd)
pgoff_t idx;
xa_for_each(&brd->brd_pages, idx, page) {
- __free_page(page);
+ put_page(page);
cond_resched();
}
@@ -117,7 +146,6 @@ static bool brd_rw_bvec(struct brd_device *brd, struct bio *bio)
bv.bv_len = min_t(u32, bv.bv_len, PAGE_SIZE - offset);
- rcu_read_lock();
page = brd_lookup_page(brd, sector);
if (!page && op_is_write(opf)) {
page = brd_insert_page(brd, sector, opf);
@@ -135,13 +163,13 @@ static bool brd_rw_bvec(struct brd_device *brd, struct bio *bio)
memset(kaddr, 0, bv.bv_len);
}
kunmap_local(kaddr);
- rcu_read_unlock();
bio_advance_iter_single(bio, &bio->bi_iter, bv.bv_len);
+ if (page)
+ put_page(page);
return true;
out_error:
- rcu_read_unlock();
if (PTR_ERR(page) == -ENOMEM && (opf & REQ_NOWAIT))
bio_wouldblock_error(bio);
else
@@ -149,13 +177,6 @@ out_error:
return false;
}
-static void brd_free_one_page(struct rcu_head *head)
-{
- struct page *page = container_of(head, struct page, rcu_head);
-
- __free_page(page);
-}
-
static void brd_do_discard(struct brd_device *brd, sector_t sector, u32 size)
{
sector_t aligned_sector = round_up(sector, PAGE_SECTORS);
@@ -170,7 +191,7 @@ static void brd_do_discard(struct brd_device *brd, sector_t sector, u32 size)
while (aligned_sector < aligned_end && aligned_sector < rd_size * 2) {
page = __xa_erase(&brd->brd_pages, aligned_sector >> PAGE_SECTORS_SHIFT);
if (page) {
- call_rcu(&page->rcu_head, brd_free_one_page);
+ put_page(page);
brd->brd_nr_pages--;
}
aligned_sector += PAGE_SECTORS;
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 85ca000a0564..d90fa3e7f4cf 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -1210,7 +1210,7 @@ static int bm_rw(struct drbd_device *device, const unsigned int flags, unsigned
return err;
}
-/**
+/*
* drbd_bm_read() - Read the whole bitmap from its on disk location.
* @device: DRBD device.
*/
@@ -1221,7 +1221,7 @@ int drbd_bm_read(struct drbd_device *device,
return bm_rw(device, BM_AIO_READ, 0);
}
-/**
+/*
* drbd_bm_write() - Write the whole bitmap to its on disk location.
* @device: DRBD device.
*
@@ -1233,7 +1233,7 @@ int drbd_bm_write(struct drbd_device *device,
return bm_rw(device, 0, 0);
}
-/**
+/*
* drbd_bm_write_all() - Write the whole bitmap to its on disk location.
* @device: DRBD device.
*
@@ -1255,7 +1255,7 @@ int drbd_bm_write_lazy(struct drbd_device *device, unsigned upper_idx) __must_ho
return bm_rw(device, BM_AIO_COPY_PAGES, upper_idx);
}
-/**
+/*
* drbd_bm_write_copy_pages() - Write the whole bitmap to its on disk location.
* @device: DRBD device.
*
@@ -1272,7 +1272,7 @@ int drbd_bm_write_copy_pages(struct drbd_device *device,
return bm_rw(device, BM_AIO_COPY_PAGES, 0);
}
-/**
+/*
* drbd_bm_write_hinted() - Write bitmap pages with "hint" marks, if they have changed.
* @device: DRBD device.
*/
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index e09930c2b226..91f3b8afb63c 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -1330,6 +1330,7 @@ void drbd_reconsider_queue_parameters(struct drbd_device *device,
lim.max_write_zeroes_sectors = DRBD_MAX_BBIO_SECTORS;
else
lim.max_write_zeroes_sectors = 0;
+ lim.max_hw_wzeroes_unmap_sectors = 0;
if ((lim.discard_granularity >> SECTOR_SHIFT) >
lim.max_hw_discard_sectors) {
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index caaf2781136d..3de919b6f0e1 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -450,7 +450,7 @@ static struct socket *drbd_try_connect(struct drbd_connection *connection)
* a free one dynamically.
*/
what = "bind before connect";
- err = sock->ops->bind(sock, (struct sockaddr *) &src_in6, my_addr_len);
+ err = sock->ops->bind(sock, (struct sockaddr_unsized *) &src_in6, my_addr_len);
if (err < 0)
goto out;
@@ -458,7 +458,7 @@ static struct socket *drbd_try_connect(struct drbd_connection *connection)
* stay C_WF_CONNECTION, don't go Disconnecting! */
disconnect_on_error = 0;
what = "connect";
- err = sock->ops->connect(sock, (struct sockaddr *) &peer_in6, peer_addr_len, 0);
+ err = sock->ops->connect(sock, (struct sockaddr_unsized *) &peer_in6, peer_addr_len, 0);
out:
if (err < 0) {
@@ -537,7 +537,7 @@ static int prepare_listen_socket(struct drbd_connection *connection, struct acce
drbd_setbufsize(s_listen, sndbuf_size, rcvbuf_size);
what = "bind before listen";
- err = s_listen->ops->bind(s_listen, (struct sockaddr *)&my_addr, my_addr_len);
+ err = s_listen->ops->bind(s_listen, (struct sockaddr_unsized *)&my_addr, my_addr_len);
if (err < 0)
goto out;
@@ -1736,13 +1736,13 @@ read_in_block(struct drbd_peer_device *peer_device, u64 id, sector_t sector,
page = peer_req->pages;
page_chain_for_each(page) {
unsigned len = min_t(int, ds, PAGE_SIZE);
- data = kmap(page);
+ data = kmap_local_page(page);
err = drbd_recv_all_warn(peer_device->connection, data, len);
if (drbd_insert_fault(device, DRBD_FAULT_RECEIVE)) {
drbd_err(device, "Fault injection: Corrupting data on receive\n");
data[0] = data[0] ^ (unsigned long)-1;
}
- kunmap(page);
+ kunmap_local(data);
if (err) {
drbd_free_peer_req(device, peer_req);
return NULL;
@@ -1777,7 +1777,7 @@ static int drbd_drain_block(struct drbd_peer_device *peer_device, int data_size)
page = drbd_alloc_pages(peer_device, 1, 1);
- data = kmap(page);
+ data = kmap_local_page(page);
while (data_size) {
unsigned int len = min_t(int, data_size, PAGE_SIZE);
@@ -1786,7 +1786,7 @@ static int drbd_drain_block(struct drbd_peer_device *peer_device, int data_size)
break;
data_size -= len;
}
- kunmap(page);
+ kunmap_local(data);
drbd_free_pages(peer_device->device, page);
return err;
}
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 24be0c2c4075..c28786e0fe1c 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -163,35 +163,35 @@
/* do print messages for unexpected interrupts */
static int print_unex = 1;
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/fs.h>
-#include <linux/kernel.h>
-#include <linux/timer.h>
-#include <linux/workqueue.h>
-#include <linux/fdreg.h>
-#include <linux/fd.h>
-#include <linux/hdreg.h>
-#include <linux/errno.h>
-#include <linux/slab.h>
-#include <linux/mm.h>
+#include <linux/async.h>
#include <linux/bio.h>
-#include <linux/string.h>
-#include <linux/jiffies.h>
-#include <linux/fcntl.h>
+#include <linux/compat.h>
#include <linux/delay.h>
-#include <linux/mc146818rtc.h> /* CMOS defines */
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
+#include <linux/errno.h>
+#include <linux/fcntl.h>
+#include <linux/fd.h>
+#include <linux/fdreg.h>
+#include <linux/fs.h>
+#include <linux/hdreg.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/ioport.h>
+#include <linux/jiffies.h>
+#include <linux/kernel.h>
#include <linux/major.h>
-#include <linux/platform_device.h>
+#include <linux/mc146818rtc.h> /* CMOS defines */
+#include <linux/mm.h>
#include <linux/mod_devicetable.h>
+#include <linux/module.h>
#include <linux/mutex.h>
-#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/timer.h>
#include <linux/uaccess.h>
-#include <linux/async.h>
-#include <linux/compat.h>
+#include <linux/workqueue.h>
/*
* PS/2 floppies have much slower step rates than regular floppies.
@@ -233,8 +233,6 @@ static unsigned short virtual_dma_port = 0x3f0;
irqreturn_t floppy_interrupt(int irq, void *dev_id);
static int set_dor(int fdc, char mask, char data);
-#define K_64 0x10000 /* 64KB */
-
/* the following is the mask of allowed drives. By default units 2 and
* 3 of both floppy controllers are disabled, because switching on the
* motor of these drives causes system hangs on some PCI computers. drive
@@ -331,7 +329,7 @@ static bool initialized;
* This default is used whenever the current disk size is unknown.
* [Now it is rather a minimum]
*/
-#define MAX_DISK_SIZE 4 /* 3984 */
+#define MAX_DISK_SIZE (PAGE_SIZE / 1024)
/*
* globals used by 'result()'
@@ -3092,16 +3090,13 @@ static int raw_cmd_copyin(int cmd, void __user *param,
*rcmd = NULL;
loop:
- ptr = kmalloc(sizeof(struct floppy_raw_cmd), GFP_KERNEL);
- if (!ptr)
- return -ENOMEM;
+ ptr = memdup_user(param, sizeof(*ptr));
+ if (IS_ERR(ptr))
+ return PTR_ERR(ptr);
*rcmd = ptr;
- ret = copy_from_user(ptr, param, sizeof(*ptr));
ptr->next = NULL;
ptr->buffer_length = 0;
ptr->kernel_data = NULL;
- if (ret)
- return -EFAULT;
param += sizeof(struct floppy_raw_cmd);
if (ptr->cmd_count > FD_RAW_CMD_FULLSIZE)
return -EINVAL;
@@ -3363,9 +3358,9 @@ static int get_floppy_geometry(int drive, int type, struct floppy_struct **g)
return 0;
}
-static int fd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int fd_getgeo(struct gendisk *disk, struct hd_geometry *geo)
{
- int drive = (long)bdev->bd_disk->private_data;
+ int drive = (long)disk->private_data;
int type = ITYPE(drive_state[drive].fd_device);
struct floppy_struct *g;
int ret;
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 57263c273f0f..272bc608e528 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -139,20 +139,26 @@ static int part_shift;
static loff_t lo_calculate_size(struct loop_device *lo, struct file *file)
{
- struct kstat stat;
loff_t loopsize;
int ret;
- /*
- * Get the accurate file size. This provides better results than
- * cached inode data, particularly for network filesystems where
- * metadata may be stale.
- */
- ret = vfs_getattr_nosec(&file->f_path, &stat, STATX_SIZE, 0);
- if (ret)
- return 0;
+ if (S_ISBLK(file_inode(file)->i_mode)) {
+ loopsize = i_size_read(file->f_mapping->host);
+ } else {
+ struct kstat stat;
+
+ /*
+ * Get the accurate file size. This provides better results than
+ * cached inode data, particularly for network filesystems where
+ * metadata may be stale.
+ */
+ ret = vfs_getattr_nosec(&file->f_path, &stat, STATX_SIZE, 0);
+ if (ret)
+ return 0;
+
+ loopsize = stat.size;
+ }
- loopsize = stat.size;
if (lo->lo_offset > 0)
loopsize -= lo->lo_offset;
/* offset is beyond i_size, weird but possible */
@@ -342,11 +348,10 @@ static int lo_rw_aio(struct loop_device *lo, struct loop_cmd *cmd,
struct file *file = lo->lo_backing_file;
struct bio_vec tmp;
unsigned int offset;
- int nr_bvec = 0;
+ unsigned int nr_bvec;
int ret;
- rq_for_each_bvec(tmp, rq, rq_iter)
- nr_bvec++;
+ nr_bvec = blk_rq_nr_bvec(rq);
if (rq->bio != rq->biotail) {
@@ -545,8 +550,10 @@ static int loop_change_fd(struct loop_device *lo, struct block_device *bdev,
return -EBADF;
error = loop_check_backing_file(file);
- if (error)
+ if (error) {
+ fput(file);
return error;
+ }
/* suppress uevents while reconfiguring the device */
dev_set_uevent_suppress(disk_to_dev(lo->lo_disk), 1);
@@ -816,7 +823,7 @@ static void loop_queue_work(struct loop_device *lo, struct loop_cmd *cmd)
if (worker)
goto queue_work;
- worker = kzalloc(sizeof(struct loop_worker), GFP_NOWAIT | __GFP_NOWARN);
+ worker = kzalloc(sizeof(struct loop_worker), GFP_NOWAIT);
/*
* In the event we cannot allocate a worker, just queue on the
* rootcg worker and issue the I/O as the rootcg
@@ -987,8 +994,10 @@ static int loop_configure(struct loop_device *lo, blk_mode_t mode,
return -EBADF;
error = loop_check_backing_file(file);
- if (error)
+ if (error) {
+ fput(file);
return error;
+ }
is_loop = is_loop_device(file);
@@ -1898,6 +1907,10 @@ static void loop_handle_cmd(struct loop_cmd *cmd)
goto failed;
}
+ /* We can block in this context, so ignore REQ_NOWAIT. */
+ if (rq->cmd_flags & REQ_NOWAIT)
+ rq->cmd_flags &= ~REQ_NOWAIT;
+
if (cmd_blkcg_css)
kthread_associate_blkcg(cmd_blkcg_css);
if (cmd_memcg_css)
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 8fc7761397bd..567192e371a8 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -3148,17 +3148,17 @@ static int mtip_block_compat_ioctl(struct block_device *dev,
* that each partition is also 4KB aligned. Non-aligned partitions adversely
* affects performance.
*
- * @dev Pointer to the block_device strucutre.
+ * @disk Pointer to the gendisk strucutre.
* @geo Pointer to a hd_geometry structure.
*
* return value
* 0 Operation completed successfully.
* -ENOTTY An error occurred while reading the drive capacity.
*/
-static int mtip_block_getgeo(struct block_device *dev,
+static int mtip_block_getgeo(struct gendisk *disk,
struct hd_geometry *geo)
{
- struct driver_data *dd = dev->bd_disk->private_data;
+ struct driver_data *dd = disk->private_data;
sector_t capacity;
if (!dd)
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 6463d0e8d0ce..f6c33b21f69e 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -311,7 +311,7 @@ static void nbd_mark_nsock_dead(struct nbd_device *nbd, struct nbd_sock *nsock,
if (args) {
INIT_WORK(&args->work, nbd_dead_link_work);
args->index = nbd->index;
- queue_work(system_wq, &args->work);
+ queue_work(system_percpu_wq, &args->work);
}
}
if (!nsock->dead) {
@@ -565,24 +565,27 @@ static int __sock_xmit(struct nbd_device *nbd, struct socket *sock, int send,
msg.msg_iter = *iter;
noreclaim_flag = memalloc_noreclaim_save();
- do {
- sock->sk->sk_allocation = GFP_NOIO | __GFP_MEMALLOC;
- sock->sk->sk_use_task_frag = false;
- msg.msg_flags = msg_flags | MSG_NOSIGNAL;
-
- if (send)
- result = sock_sendmsg(sock, &msg);
- else
- result = sock_recvmsg(sock, &msg, msg.msg_flags);
-
- if (result <= 0) {
- if (result == 0)
- result = -EPIPE; /* short read */
- break;
- }
- if (sent)
- *sent += result;
- } while (msg_data_left(&msg));
+
+ scoped_with_kernel_creds() {
+ do {
+ sock->sk->sk_allocation = GFP_NOIO | __GFP_MEMALLOC;
+ sock->sk->sk_use_task_frag = false;
+ msg.msg_flags = msg_flags | MSG_NOSIGNAL;
+
+ if (send)
+ result = sock_sendmsg(sock, &msg);
+ else
+ result = sock_recvmsg(sock, &msg, msg.msg_flags);
+
+ if (result <= 0) {
+ if (result == 0)
+ result = -EPIPE; /* short read */
+ break;
+ }
+ if (sent)
+ *sent += result;
+ } while (msg_data_left(&msg));
+ }
memalloc_noreclaim_restore(noreclaim_flag);
@@ -1018,9 +1021,9 @@ static void recv_work(struct work_struct *work)
nbd_mark_nsock_dead(nbd, nsock, 1);
mutex_unlock(&nsock->tx_lock);
- nbd_config_put(nbd);
atomic_dec(&config->recv_threads);
wake_up(&config->recv_wq);
+ nbd_config_put(nbd);
kfree(args);
}
@@ -1217,6 +1220,14 @@ static struct socket *nbd_get_socket(struct nbd_device *nbd, unsigned long fd,
if (!sock)
return NULL;
+ if (!sk_is_tcp(sock->sk) &&
+ !sk_is_stream_unix(sock->sk)) {
+ dev_err(disk_to_dev(nbd->disk), "Unsupported socket: should be TCP or UNIX.\n");
+ *err = -EINVAL;
+ sockfd_put(sock);
+ return NULL;
+ }
+
if (sock->ops->shutdown == sock_no_shutdown) {
dev_err(disk_to_dev(nbd->disk), "Unsupported socket: shutdown callout must be supported.\n");
*err = -EINVAL;
@@ -2227,12 +2238,13 @@ again:
ret = nbd_start_device(nbd);
out:
- mutex_unlock(&nbd->config_lock);
if (!ret) {
set_bit(NBD_RT_HAS_CONFIG_REF, &config->runtime_flags);
refcount_inc(&nbd->config_refs);
nbd_connect_reply(info, nbd->index);
}
+ mutex_unlock(&nbd->config_lock);
+
nbd_config_put(nbd);
if (put_dev)
nbd_put(nbd);
diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c
index 91642c9a3b29..c7c0fb79a6bf 100644
--- a/drivers/block/null_blk/main.c
+++ b/drivers/block/null_blk/main.c
@@ -223,7 +223,7 @@ MODULE_PARM_DESC(discard, "Support discard operations (requires memory-backed nu
static unsigned long g_cache_size;
module_param_named(cache_size, g_cache_size, ulong, 0444);
-MODULE_PARM_DESC(mbps, "Cache size in MiB for memory-backed device. Default: 0 (none)");
+MODULE_PARM_DESC(cache_size, "Cache size in MiB for memory-backed device. Default: 0 (none)");
static bool g_fua = true;
module_param_named(fua, g_fua, bool, 0444);
@@ -1129,26 +1129,28 @@ again:
return 0;
}
-static int copy_to_nullb(struct nullb *nullb, struct page *source,
- unsigned int off, sector_t sector, size_t n, bool is_fua)
+static blk_status_t copy_to_nullb(struct nullb *nullb, void *source,
+ loff_t pos, size_t n, bool is_fua)
{
size_t temp, count = 0;
- unsigned int offset;
struct nullb_page *t_page;
+ sector_t sector;
while (count < n) {
- temp = min_t(size_t, nullb->dev->blocksize, n - count);
+ temp = min3(nullb->dev->blocksize, n - count,
+ PAGE_SIZE - offset_in_page(pos));
+ sector = pos >> SECTOR_SHIFT;
if (null_cache_active(nullb) && !is_fua)
null_make_cache_space(nullb, PAGE_SIZE);
- offset = (sector & SECTOR_MASK) << SECTOR_SHIFT;
t_page = null_insert_page(nullb, sector,
!null_cache_active(nullb) || is_fua);
if (!t_page)
- return -ENOSPC;
+ return BLK_STS_NOSPC;
- memcpy_page(t_page->page, offset, source, off + count, temp);
+ memcpy_to_page(t_page->page, offset_in_page(pos),
+ source + count, temp);
__set_bit(sector & SECTOR_MASK, t_page->bitmap);
@@ -1156,41 +1158,34 @@ static int copy_to_nullb(struct nullb *nullb, struct page *source,
null_free_sector(nullb, sector, true);
count += temp;
- sector += temp >> SECTOR_SHIFT;
+ pos += temp;
}
- return 0;
+ return BLK_STS_OK;
}
-static int copy_from_nullb(struct nullb *nullb, struct page *dest,
- unsigned int off, sector_t sector, size_t n)
+static void copy_from_nullb(struct nullb *nullb, void *dest, loff_t pos,
+ size_t n)
{
size_t temp, count = 0;
- unsigned int offset;
struct nullb_page *t_page;
+ sector_t sector;
while (count < n) {
- temp = min_t(size_t, nullb->dev->blocksize, n - count);
+ temp = min3(nullb->dev->blocksize, n - count,
+ PAGE_SIZE - offset_in_page(pos));
+ sector = pos >> SECTOR_SHIFT;
- offset = (sector & SECTOR_MASK) << SECTOR_SHIFT;
t_page = null_lookup_page(nullb, sector, false,
!null_cache_active(nullb));
-
if (t_page)
- memcpy_page(dest, off + count, t_page->page, offset,
- temp);
+ memcpy_from_page(dest + count, t_page->page,
+ offset_in_page(pos), temp);
else
- memzero_page(dest, off + count, temp);
+ memset(dest + count, 0, temp);
count += temp;
- sector += temp >> SECTOR_SHIFT;
+ pos += temp;
}
- return 0;
-}
-
-static void nullb_fill_pattern(struct nullb *nullb, struct page *page,
- unsigned int len, unsigned int off)
-{
- memset_page(page, off, 0xff, len);
}
blk_status_t null_handle_discard(struct nullb_device *dev,
@@ -1234,34 +1229,39 @@ static blk_status_t null_handle_flush(struct nullb *nullb)
return errno_to_blk_status(err);
}
-static int null_transfer(struct nullb *nullb, struct page *page,
- unsigned int len, unsigned int off, bool is_write, sector_t sector,
+static blk_status_t null_transfer(struct nullb *nullb, struct page *page,
+ unsigned int len, unsigned int off, bool is_write, loff_t pos,
bool is_fua)
{
struct nullb_device *dev = nullb->dev;
+ blk_status_t err = BLK_STS_OK;
unsigned int valid_len = len;
- int err = 0;
+ void *p;
+ p = kmap_local_page(page) + off;
if (!is_write) {
- if (dev->zoned)
+ if (dev->zoned) {
valid_len = null_zone_valid_read_len(nullb,
- sector, len);
+ pos >> SECTOR_SHIFT, len);
+ if (valid_len && valid_len != len)
+ valid_len -= pos & (SECTOR_SIZE - 1);
+ }
if (valid_len) {
- err = copy_from_nullb(nullb, page, off,
- sector, valid_len);
+ copy_from_nullb(nullb, p, pos, valid_len);
off += valid_len;
len -= valid_len;
}
if (len)
- nullb_fill_pattern(nullb, page, len, off);
+ memset(p + valid_len, 0xff, len);
flush_dcache_page(page);
} else {
flush_dcache_page(page);
- err = copy_to_nullb(nullb, page, off, sector, len, is_fua);
+ err = copy_to_nullb(nullb, p, pos, len, is_fua);
}
+ kunmap_local(p);
return err;
}
@@ -1274,9 +1274,9 @@ static blk_status_t null_handle_data_transfer(struct nullb_cmd *cmd,
{
struct request *rq = blk_mq_rq_from_pdu(cmd);
struct nullb *nullb = cmd->nq->dev->nullb;
- int err = 0;
+ blk_status_t err = BLK_STS_OK;
unsigned int len;
- sector_t sector = blk_rq_pos(rq);
+ loff_t pos = blk_rq_pos(rq) << SECTOR_SHIFT;
unsigned int max_bytes = nr_sectors << SECTOR_SHIFT;
unsigned int transferred_bytes = 0;
struct req_iterator iter;
@@ -1288,18 +1288,18 @@ static blk_status_t null_handle_data_transfer(struct nullb_cmd *cmd,
if (transferred_bytes + len > max_bytes)
len = max_bytes - transferred_bytes;
err = null_transfer(nullb, bvec.bv_page, len, bvec.bv_offset,
- op_is_write(req_op(rq)), sector,
+ op_is_write(req_op(rq)), pos,
rq->cmd_flags & REQ_FUA);
if (err)
break;
- sector += len >> SECTOR_SHIFT;
+ pos += len;
transferred_bytes += len;
if (transferred_bytes >= max_bytes)
break;
}
spin_unlock_irq(&nullb->lock);
- return errno_to_blk_status(err);
+ return err;
}
static inline blk_status_t null_handle_throttled(struct nullb_cmd *cmd)
@@ -1949,6 +1949,7 @@ static int null_add_dev(struct nullb_device *dev)
.logical_block_size = dev->blocksize,
.physical_block_size = dev->blocksize,
.max_hw_sectors = dev->max_sectors,
+ .dma_alignment = 1,
};
struct nullb *nullb;
diff --git a/drivers/block/null_blk/null_blk.h b/drivers/block/null_blk/null_blk.h
index 7bb6128dbaaf..6c4c4bbe7dad 100644
--- a/drivers/block/null_blk/null_blk.h
+++ b/drivers/block/null_blk/null_blk.h
@@ -143,7 +143,8 @@ int null_init_zoned_dev(struct nullb_device *dev, struct queue_limits *lim);
int null_register_zoned_dev(struct nullb *nullb);
void null_free_zoned_dev(struct nullb_device *dev);
int null_report_zones(struct gendisk *disk, sector_t sector,
- unsigned int nr_zones, report_zones_cb cb, void *data);
+ unsigned int nr_zones,
+ struct blk_report_zones_args *args);
blk_status_t null_process_zoned_cmd(struct nullb_cmd *cmd, enum req_op op,
sector_t sector, sector_t nr_sectors);
size_t null_zone_valid_read_len(struct nullb *nullb,
diff --git a/drivers/block/null_blk/zoned.c b/drivers/block/null_blk/zoned.c
index 4e5728f45989..0ada35dc0989 100644
--- a/drivers/block/null_blk/zoned.c
+++ b/drivers/block/null_blk/zoned.c
@@ -191,7 +191,7 @@ void null_free_zoned_dev(struct nullb_device *dev)
}
int null_report_zones(struct gendisk *disk, sector_t sector,
- unsigned int nr_zones, report_zones_cb cb, void *data)
+ unsigned int nr_zones, struct blk_report_zones_args *args)
{
struct nullb *nullb = disk->private_data;
struct nullb_device *dev = nullb->dev;
@@ -225,7 +225,7 @@ int null_report_zones(struct gendisk *disk, sector_t sector,
blkz.capacity = zone->capacity;
null_unlock_zone(dev, zone);
- error = cb(&blkz, i, data);
+ error = disk_report_zone(disk, &blkz, i, args);
if (error)
return error;
}
@@ -242,7 +242,7 @@ size_t null_zone_valid_read_len(struct nullb *nullb,
{
struct nullb_device *dev = nullb->dev;
struct nullb_zone *zone = &dev->zones[null_zone_no(dev, sector)];
- unsigned int nr_sectors = len >> SECTOR_SHIFT;
+ unsigned int nr_sectors = DIV_ROUND_UP(len, SECTOR_SIZE);
/* Read must be below the write pointer position */
if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL ||
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index dc9e4a14b885..8892f218a814 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -85,10 +85,14 @@ static void ps3disk_scatter_gather(struct ps3_storage_device *dev,
struct bio_vec bvec;
rq_for_each_segment(bvec, req, iter) {
+ dev_dbg(&dev->sbd.core, "%s:%u: %u sectors from %llu\n",
+ __func__, __LINE__, bio_sectors(iter.bio),
+ iter.bio->bi_iter.bi_sector);
if (gather)
memcpy_from_bvec(dev->bounce_buf + offset, &bvec);
else
memcpy_to_bvec(&bvec, dev->bounce_buf + offset);
+ offset += bvec.bv_len;
}
}
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index faafd7ff43d6..af0e21149dbc 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -7389,7 +7389,7 @@ static int __init rbd_init(void)
* The number of active work items is limited by the number of
* rbd devices * queue depth, so leave @max_active at default.
*/
- rbd_wq = alloc_workqueue(RBD_DRV_NAME, WQ_MEM_RECLAIM, 0);
+ rbd_wq = alloc_workqueue(RBD_DRV_NAME, WQ_MEM_RECLAIM | WQ_PERCPU, 0);
if (!rbd_wq) {
rc = -ENOMEM;
goto err_out_slab;
diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
index 15627417f12e..f1409e54010a 100644
--- a/drivers/block/rnbd/rnbd-clt.c
+++ b/drivers/block/rnbd/rnbd-clt.c
@@ -942,11 +942,11 @@ static void rnbd_client_release(struct gendisk *gen)
rnbd_clt_put_dev(dev);
}
-static int rnbd_client_getgeo(struct block_device *block_device,
+static int rnbd_client_getgeo(struct gendisk *disk,
struct hd_geometry *geo)
{
u64 size;
- struct rnbd_clt_dev *dev = block_device->bd_disk->private_data;
+ struct rnbd_clt_dev *dev = disk->private_data;
struct queue_limits *limit = &dev->queue->limits;
size = dev->size * (limit->logical_block_size / SECTOR_SIZE);
@@ -1809,7 +1809,7 @@ static int __init rnbd_client_init(void)
unregister_blkdev(rnbd_client_major, "rnbd");
return err;
}
- rnbd_clt_wq = alloc_workqueue("rnbd_clt_wq", 0, 0);
+ rnbd_clt_wq = alloc_workqueue("rnbd_clt_wq", WQ_PERCPU, 0);
if (!rnbd_clt_wq) {
pr_err("Failed to load module, alloc_workqueue failed.\n");
rnbd_clt_destroy_sysfs_files();
diff --git a/drivers/block/rnbd/rnbd-proto.h b/drivers/block/rnbd/rnbd-proto.h
index f35be51d213c..77360c2a6069 100644
--- a/drivers/block/rnbd/rnbd-proto.h
+++ b/drivers/block/rnbd/rnbd-proto.h
@@ -24,7 +24,7 @@
#define RTRS_PORT 1234
/**
- * enum rnbd_msg_types - RNBD message types
+ * enum rnbd_msg_type - RNBD message types
* @RNBD_MSG_SESS_INFO: initial session info from client to server
* @RNBD_MSG_SESS_INFO_RSP: initial session info from server to client
* @RNBD_MSG_OPEN: open (map) device request
@@ -47,10 +47,11 @@ enum rnbd_msg_type {
*/
struct rnbd_msg_hdr {
__le16 type;
+ /* private: */
__le16 __padding;
};
-/**
+/*
* We allow to map RO many times and RW only once. We allow to map yet another
* time RW, if MIGRATION is provided (second RW export can be required for
* example for VM migration)
@@ -78,6 +79,7 @@ static const __maybe_unused struct {
struct rnbd_msg_sess_info {
struct rnbd_msg_hdr hdr;
u8 ver;
+ /* private: */
u8 reserved[31];
};
@@ -89,6 +91,7 @@ struct rnbd_msg_sess_info {
struct rnbd_msg_sess_info_rsp {
struct rnbd_msg_hdr hdr;
u8 ver;
+ /* private: */
u8 reserved[31];
};
@@ -97,13 +100,16 @@ struct rnbd_msg_sess_info_rsp {
* @hdr: message header
* @access_mode: the mode to open remote device, valid values see:
* enum rnbd_access_mode
- * @device_name: device path on remote side
+ * @dev_name: device path on remote side
*/
struct rnbd_msg_open {
struct rnbd_msg_hdr hdr;
u8 access_mode;
+ /* private: */
u8 resv1;
+ /* public: */
s8 dev_name[NAME_MAX];
+ /* private: */
u8 reserved[3];
};
@@ -155,6 +161,7 @@ struct rnbd_msg_open_rsp {
__le16 secure_discard;
u8 obsolete_rotational;
u8 cache_policy;
+ /* private: */
u8 reserved[10];
};
@@ -187,7 +194,7 @@ struct rnbd_msg_io {
* @RNBD_OP_DISCARD: discard sectors
* @RNBD_OP_SECURE_ERASE: securely erase sectors
* @RNBD_OP_WRITE_ZEROES: write zeroes sectors
-
+ *
* @RNBD_F_SYNC: request is sync (sync write or read)
* @RNBD_F_FUA: forced unit access
*/
diff --git a/drivers/block/rnull.rs b/drivers/block/rnull.rs
deleted file mode 100644
index d07e76ae2c13..000000000000
--- a/drivers/block/rnull.rs
+++ /dev/null
@@ -1,80 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-
-//! This is a Rust implementation of the C null block driver.
-//!
-//! Supported features:
-//!
-//! - blk-mq interface
-//! - direct completion
-//! - block size 4k
-//!
-//! The driver is not configurable.
-
-use kernel::{
- alloc::flags,
- block::mq::{
- self,
- gen_disk::{self, GenDisk},
- Operations, TagSet,
- },
- error::Result,
- new_mutex, pr_info,
- prelude::*,
- sync::{Arc, Mutex},
- types::ARef,
-};
-
-module! {
- type: NullBlkModule,
- name: "rnull_mod",
- authors: ["Andreas Hindborg"],
- description: "Rust implementation of the C null block driver",
- license: "GPL v2",
-}
-
-#[pin_data]
-struct NullBlkModule {
- #[pin]
- _disk: Mutex<GenDisk<NullBlkDevice>>,
-}
-
-impl kernel::InPlaceModule for NullBlkModule {
- fn init(_module: &'static ThisModule) -> impl PinInit<Self, Error> {
- pr_info!("Rust null_blk loaded\n");
-
- // Use a immediately-called closure as a stable `try` block
- let disk = /* try */ (|| {
- let tagset = Arc::pin_init(TagSet::new(1, 256, 1), flags::GFP_KERNEL)?;
-
- gen_disk::GenDiskBuilder::new()
- .capacity_sectors(4096 << 11)
- .logical_block_size(4096)?
- .physical_block_size(4096)?
- .rotational(false)
- .build(format_args!("rnullb{}", 0), tagset)
- })();
-
- try_pin_init!(Self {
- _disk <- new_mutex!(disk?, "nullb:disk"),
- })
- }
-}
-
-struct NullBlkDevice;
-
-#[vtable]
-impl Operations for NullBlkDevice {
- #[inline(always)]
- fn queue_rq(rq: ARef<mq::Request<Self>>, _is_last: bool) -> Result {
- mq::Request::end_ok(rq)
- .map_err(|_e| kernel::error::code::EIO)
- // We take no refcounts on the request, so we expect to be able to
- // end the request. The request reference must be unique at this
- // point, and so `end_ok` cannot fail.
- .expect("Fatal error - expected to be able to end request");
-
- Ok(())
- }
-
- fn commit_rqs() {}
-}
diff --git a/drivers/block/rnull/Kconfig b/drivers/block/rnull/Kconfig
new file mode 100644
index 000000000000..7bc5b376c128
--- /dev/null
+++ b/drivers/block/rnull/Kconfig
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Rust null block device driver configuration
+
+config BLK_DEV_RUST_NULL
+ tristate "Rust null block driver (Experimental)"
+ depends on RUST && CONFIGFS_FS
+ help
+ This is the Rust implementation of the null block driver. Like
+ the C version, the driver allows the user to create virutal block
+ devices that can be configured via various configuration options.
+
+ If unsure, say N.
diff --git a/drivers/block/rnull/Makefile b/drivers/block/rnull/Makefile
new file mode 100644
index 000000000000..11cfa5e615dc
--- /dev/null
+++ b/drivers/block/rnull/Makefile
@@ -0,0 +1,3 @@
+
+obj-$(CONFIG_BLK_DEV_RUST_NULL) += rnull_mod.o
+rnull_mod-y := rnull.o
diff --git a/drivers/block/rnull/configfs.rs b/drivers/block/rnull/configfs.rs
new file mode 100644
index 000000000000..6713a6d92391
--- /dev/null
+++ b/drivers/block/rnull/configfs.rs
@@ -0,0 +1,263 @@
+// SPDX-License-Identifier: GPL-2.0
+
+use super::{NullBlkDevice, THIS_MODULE};
+use kernel::{
+ block::mq::gen_disk::{GenDisk, GenDiskBuilder},
+ c_str,
+ configfs::{self, AttributeOperations},
+ configfs_attrs,
+ fmt::{self, Write as _},
+ new_mutex,
+ page::PAGE_SIZE,
+ prelude::*,
+ str::{kstrtobool_bytes, CString},
+ sync::Mutex,
+};
+use pin_init::PinInit;
+
+pub(crate) fn subsystem() -> impl PinInit<kernel::configfs::Subsystem<Config>, Error> {
+ let item_type = configfs_attrs! {
+ container: configfs::Subsystem<Config>,
+ data: Config,
+ child: DeviceConfig,
+ attributes: [
+ features: 0,
+ ],
+ };
+
+ kernel::configfs::Subsystem::new(c_str!("rnull"), item_type, try_pin_init!(Config {}))
+}
+
+#[pin_data]
+pub(crate) struct Config {}
+
+#[vtable]
+impl AttributeOperations<0> for Config {
+ type Data = Config;
+
+ fn show(_this: &Config, page: &mut [u8; PAGE_SIZE]) -> Result<usize> {
+ let mut writer = kernel::str::Formatter::new(page);
+ writer.write_str("blocksize,size,rotational,irqmode\n")?;
+ Ok(writer.bytes_written())
+ }
+}
+
+#[vtable]
+impl configfs::GroupOperations for Config {
+ type Child = DeviceConfig;
+
+ fn make_group(
+ &self,
+ name: &CStr,
+ ) -> Result<impl PinInit<configfs::Group<DeviceConfig>, Error>> {
+ let item_type = configfs_attrs! {
+ container: configfs::Group<DeviceConfig>,
+ data: DeviceConfig,
+ attributes: [
+ // Named for compatibility with C null_blk
+ power: 0,
+ blocksize: 1,
+ rotational: 2,
+ size: 3,
+ irqmode: 4,
+ ],
+ };
+
+ Ok(configfs::Group::new(
+ name.try_into()?,
+ item_type,
+ // TODO: cannot coerce new_mutex!() to impl PinInit<_, Error>, so put mutex inside
+ try_pin_init!( DeviceConfig {
+ data <- new_mutex!(DeviceConfigInner {
+ powered: false,
+ block_size: 4096,
+ rotational: false,
+ disk: None,
+ capacity_mib: 4096,
+ irq_mode: IRQMode::None,
+ name: name.try_into()?,
+ }),
+ }),
+ ))
+ }
+}
+
+#[derive(Debug, Clone, Copy)]
+pub(crate) enum IRQMode {
+ None,
+ Soft,
+}
+
+impl TryFrom<u8> for IRQMode {
+ type Error = kernel::error::Error;
+
+ fn try_from(value: u8) -> Result<Self> {
+ match value {
+ 0 => Ok(Self::None),
+ 1 => Ok(Self::Soft),
+ _ => Err(EINVAL),
+ }
+ }
+}
+
+impl fmt::Display for IRQMode {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ match self {
+ Self::None => f.write_str("0")?,
+ Self::Soft => f.write_str("1")?,
+ }
+ Ok(())
+ }
+}
+
+#[pin_data]
+pub(crate) struct DeviceConfig {
+ #[pin]
+ data: Mutex<DeviceConfigInner>,
+}
+
+#[pin_data]
+struct DeviceConfigInner {
+ powered: bool,
+ name: CString,
+ block_size: u32,
+ rotational: bool,
+ capacity_mib: u64,
+ irq_mode: IRQMode,
+ disk: Option<GenDisk<NullBlkDevice>>,
+}
+
+#[vtable]
+impl configfs::AttributeOperations<0> for DeviceConfig {
+ type Data = DeviceConfig;
+
+ fn show(this: &DeviceConfig, page: &mut [u8; PAGE_SIZE]) -> Result<usize> {
+ let mut writer = kernel::str::Formatter::new(page);
+
+ if this.data.lock().powered {
+ writer.write_str("1\n")?;
+ } else {
+ writer.write_str("0\n")?;
+ }
+
+ Ok(writer.bytes_written())
+ }
+
+ fn store(this: &DeviceConfig, page: &[u8]) -> Result {
+ let power_op = kstrtobool_bytes(page)?;
+ let mut guard = this.data.lock();
+
+ if !guard.powered && power_op {
+ guard.disk = Some(NullBlkDevice::new(
+ &guard.name,
+ guard.block_size,
+ guard.rotational,
+ guard.capacity_mib,
+ guard.irq_mode,
+ )?);
+ guard.powered = true;
+ } else if guard.powered && !power_op {
+ drop(guard.disk.take());
+ guard.powered = false;
+ }
+
+ Ok(())
+ }
+}
+
+#[vtable]
+impl configfs::AttributeOperations<1> for DeviceConfig {
+ type Data = DeviceConfig;
+
+ fn show(this: &DeviceConfig, page: &mut [u8; PAGE_SIZE]) -> Result<usize> {
+ let mut writer = kernel::str::Formatter::new(page);
+ writer.write_fmt(fmt!("{}\n", this.data.lock().block_size))?;
+ Ok(writer.bytes_written())
+ }
+
+ fn store(this: &DeviceConfig, page: &[u8]) -> Result {
+ if this.data.lock().powered {
+ return Err(EBUSY);
+ }
+
+ let text = core::str::from_utf8(page)?.trim();
+ let value = text.parse::<u32>().map_err(|_| EINVAL)?;
+
+ GenDiskBuilder::validate_block_size(value)?;
+ this.data.lock().block_size = value;
+ Ok(())
+ }
+}
+
+#[vtable]
+impl configfs::AttributeOperations<2> for DeviceConfig {
+ type Data = DeviceConfig;
+
+ fn show(this: &DeviceConfig, page: &mut [u8; PAGE_SIZE]) -> Result<usize> {
+ let mut writer = kernel::str::Formatter::new(page);
+
+ if this.data.lock().rotational {
+ writer.write_str("1\n")?;
+ } else {
+ writer.write_str("0\n")?;
+ }
+
+ Ok(writer.bytes_written())
+ }
+
+ fn store(this: &DeviceConfig, page: &[u8]) -> Result {
+ if this.data.lock().powered {
+ return Err(EBUSY);
+ }
+
+ this.data.lock().rotational = kstrtobool_bytes(page)?;
+
+ Ok(())
+ }
+}
+
+#[vtable]
+impl configfs::AttributeOperations<3> for DeviceConfig {
+ type Data = DeviceConfig;
+
+ fn show(this: &DeviceConfig, page: &mut [u8; PAGE_SIZE]) -> Result<usize> {
+ let mut writer = kernel::str::Formatter::new(page);
+ writer.write_fmt(fmt!("{}\n", this.data.lock().capacity_mib))?;
+ Ok(writer.bytes_written())
+ }
+
+ fn store(this: &DeviceConfig, page: &[u8]) -> Result {
+ if this.data.lock().powered {
+ return Err(EBUSY);
+ }
+
+ let text = core::str::from_utf8(page)?.trim();
+ let value = text.parse::<u64>().map_err(|_| EINVAL)?;
+
+ this.data.lock().capacity_mib = value;
+ Ok(())
+ }
+}
+
+#[vtable]
+impl configfs::AttributeOperations<4> for DeviceConfig {
+ type Data = DeviceConfig;
+
+ fn show(this: &DeviceConfig, page: &mut [u8; PAGE_SIZE]) -> Result<usize> {
+ let mut writer = kernel::str::Formatter::new(page);
+ writer.write_fmt(fmt!("{}\n", this.data.lock().irq_mode))?;
+ Ok(writer.bytes_written())
+ }
+
+ fn store(this: &DeviceConfig, page: &[u8]) -> Result {
+ if this.data.lock().powered {
+ return Err(EBUSY);
+ }
+
+ let text = core::str::from_utf8(page)?.trim();
+ let value = text.parse::<u8>().map_err(|_| EINVAL)?;
+
+ this.data.lock().irq_mode = IRQMode::try_from(value)?;
+ Ok(())
+ }
+}
diff --git a/drivers/block/rnull/rnull.rs b/drivers/block/rnull/rnull.rs
new file mode 100644
index 000000000000..a9d5e575a2c4
--- /dev/null
+++ b/drivers/block/rnull/rnull.rs
@@ -0,0 +1,103 @@
+// SPDX-License-Identifier: GPL-2.0
+
+//! This is a Rust implementation of the C null block driver.
+
+mod configfs;
+
+use configfs::IRQMode;
+use kernel::{
+ block::{
+ self,
+ mq::{
+ self,
+ gen_disk::{self, GenDisk},
+ Operations, TagSet,
+ },
+ },
+ error::Result,
+ pr_info,
+ prelude::*,
+ sync::{aref::ARef, Arc},
+};
+use pin_init::PinInit;
+
+module! {
+ type: NullBlkModule,
+ name: "rnull_mod",
+ authors: ["Andreas Hindborg"],
+ description: "Rust implementation of the C null block driver",
+ license: "GPL v2",
+}
+
+#[pin_data]
+struct NullBlkModule {
+ #[pin]
+ configfs_subsystem: kernel::configfs::Subsystem<configfs::Config>,
+}
+
+impl kernel::InPlaceModule for NullBlkModule {
+ fn init(_module: &'static ThisModule) -> impl PinInit<Self, Error> {
+ pr_info!("Rust null_blk loaded\n");
+
+ try_pin_init!(Self {
+ configfs_subsystem <- configfs::subsystem(),
+ })
+ }
+}
+
+struct NullBlkDevice;
+
+impl NullBlkDevice {
+ fn new(
+ name: &CStr,
+ block_size: u32,
+ rotational: bool,
+ capacity_mib: u64,
+ irq_mode: IRQMode,
+ ) -> Result<GenDisk<Self>> {
+ let tagset = Arc::pin_init(TagSet::new(1, 256, 1), GFP_KERNEL)?;
+
+ let queue_data = Box::new(QueueData { irq_mode }, GFP_KERNEL)?;
+
+ gen_disk::GenDiskBuilder::new()
+ .capacity_sectors(capacity_mib << (20 - block::SECTOR_SHIFT))
+ .logical_block_size(block_size)?
+ .physical_block_size(block_size)?
+ .rotational(rotational)
+ .build(fmt!("{}", name.to_str()?), tagset, queue_data)
+ }
+}
+
+struct QueueData {
+ irq_mode: IRQMode,
+}
+
+#[vtable]
+impl Operations for NullBlkDevice {
+ type QueueData = KBox<QueueData>;
+
+ #[inline(always)]
+ fn queue_rq(queue_data: &QueueData, rq: ARef<mq::Request<Self>>, _is_last: bool) -> Result {
+ match queue_data.irq_mode {
+ IRQMode::None => mq::Request::end_ok(rq)
+ .map_err(|_e| kernel::error::code::EIO)
+ // We take no refcounts on the request, so we expect to be able to
+ // end the request. The request reference must be unique at this
+ // point, and so `end_ok` cannot fail.
+ .expect("Fatal error - expected to be able to end request"),
+ IRQMode::Soft => mq::Request::complete(rq),
+ }
+ Ok(())
+ }
+
+ fn commit_rqs(_queue_data: &QueueData) {}
+
+ fn complete(rq: ARef<mq::Request<Self>>) {
+ mq::Request::end_ok(rq)
+ .map_err(|_e| kernel::error::code::EIO)
+ // We take no refcounts on the request, so we expect to be able to
+ // end the request. The request reference must be unique at this
+ // point, and so `end_ok` cannot fail.
+ .expect("Fatal error - expected to be able to end request");
+ }
+}
diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c
index 7af21fe67671..db1fe9772a4d 100644
--- a/drivers/block/sunvdc.c
+++ b/drivers/block/sunvdc.c
@@ -119,9 +119,8 @@ static inline u32 vdc_tx_dring_avail(struct vio_dring_state *dr)
return vio_dring_avail(dr, VDC_TX_RING_SIZE);
}
-static int vdc_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int vdc_getgeo(struct gendisk *disk, struct hd_geometry *geo)
{
- struct gendisk *disk = bdev->bd_disk;
sector_t nsect = get_capacity(disk);
sector_t cylinders = nsect;
@@ -1189,7 +1188,7 @@ static void vdc_ldc_reset(struct vdc_port *port)
}
if (port->ldc_timeout)
- mod_delayed_work(system_wq, &port->ldc_reset_timer_work,
+ mod_delayed_work(system_percpu_wq, &port->ldc_reset_timer_work,
round_jiffies(jiffies + HZ * port->ldc_timeout));
mod_timer(&port->vio.timer, round_jiffies(jiffies + HZ));
return;
@@ -1217,7 +1216,7 @@ static int __init vdc_init(void)
{
int err;
- sunvdc_wq = alloc_workqueue("sunvdc", 0, 0);
+ sunvdc_wq = alloc_workqueue("sunvdc", WQ_PERCPU, 0);
if (!sunvdc_wq)
return -ENOMEM;
diff --git a/drivers/block/swim.c b/drivers/block/swim.c
index eda33c5eb5e2..416015947ae6 100644
--- a/drivers/block/swim.c
+++ b/drivers/block/swim.c
@@ -711,9 +711,9 @@ static int floppy_ioctl(struct block_device *bdev, blk_mode_t mode,
return -ENOTTY;
}
-static int floppy_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+static int floppy_getgeo(struct gendisk *disk, struct hd_geometry *geo)
{
- struct floppy_state *fs = bdev->bd_disk->private_data;
+ struct floppy_state *fs = disk->private_data;
struct floppy_struct *g;
int ret;
diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c
index 99abd67b708b..2c715df63f23 100644
--- a/drivers/block/ublk_drv.c
+++ b/drivers/block/ublk_drv.c
@@ -155,12 +155,13 @@ struct ublk_uring_cmd_pdu {
*/
#define UBLK_REFCOUNT_INIT (REFCOUNT_MAX / 2)
+union ublk_io_buf {
+ __u64 addr;
+ struct ublk_auto_buf_reg auto_reg;
+};
+
struct ublk_io {
- /* userspace buffer address from io cmd */
- union {
- __u64 addr;
- struct ublk_auto_buf_reg buf;
- };
+ union ublk_io_buf buf;
unsigned int flags;
int res;
@@ -201,18 +202,14 @@ struct ublk_queue {
bool force_abort;
bool canceling;
bool fail_io; /* copy of dev->state == UBLK_S_DEV_FAIL_IO */
- unsigned short nr_io_ready; /* how many ios setup */
spinlock_t cancel_lock;
struct ublk_device *dev;
- struct ublk_io ios[];
+ struct ublk_io ios[] __counted_by(q_depth);
};
struct ublk_device {
struct gendisk *ub_disk;
- char *__queues;
-
- unsigned int queue_size;
struct ublksrv_ctrl_dev_info dev_info;
struct blk_mq_tag_set tag_set;
@@ -234,11 +231,14 @@ struct ublk_device {
struct ublk_params params;
struct completion completion;
- unsigned int nr_queues_ready;
+ u32 nr_io_ready;
bool unprivileged_daemons;
struct mutex cancel_mutex;
bool canceling;
pid_t ublksrv_tgid;
+ struct delayed_work exit_work;
+
+ struct ublk_queue *queues[];
};
/* header of ublk_params */
@@ -251,8 +251,7 @@ static void ublk_io_release(void *priv);
static void ublk_stop_dev_unlocked(struct ublk_device *ub);
static void ublk_abort_queue(struct ublk_device *ub, struct ublk_queue *ubq);
static inline struct request *__ublk_check_and_get_req(struct ublk_device *ub,
- const struct ublk_queue *ubq, struct ublk_io *io,
- size_t offset);
+ u16 q_id, u16 tag, struct ublk_io *io, size_t offset);
static inline unsigned int ublk_req_build_flags(struct request *req);
static inline struct ublksrv_io_desc *
@@ -266,7 +265,7 @@ static inline bool ublk_dev_is_zoned(const struct ublk_device *ub)
return ub->dev_info.flags & UBLK_F_ZONED;
}
-static inline bool ublk_queue_is_zoned(struct ublk_queue *ubq)
+static inline bool ublk_queue_is_zoned(const struct ublk_queue *ubq)
{
return ubq->flags & UBLK_F_ZONED;
}
@@ -369,7 +368,7 @@ static void *ublk_alloc_report_buffer(struct ublk_device *ublk,
}
static int ublk_report_zones(struct gendisk *disk, sector_t sector,
- unsigned int nr_zones, report_zones_cb cb, void *data)
+ unsigned int nr_zones, struct blk_report_zones_args *args)
{
struct ublk_device *ub = disk->private_data;
unsigned int zone_size_sectors = disk->queue->limits.chunk_sectors;
@@ -432,7 +431,7 @@ free_req:
if (!zone->len)
break;
- ret = cb(zone, i, data);
+ ret = disk_report_zone(disk, zone, i, args);
if (ret)
goto out;
@@ -500,7 +499,7 @@ static blk_status_t ublk_setup_iod_zoned(struct ublk_queue *ubq,
iod->op_flags = ublk_op | ublk_req_build_flags(req);
iod->nr_sectors = blk_rq_sectors(req);
iod->start_sector = blk_rq_pos(req);
- iod->addr = io->addr;
+ iod->addr = io->buf.addr;
return BLK_STS_OK;
}
@@ -531,7 +530,8 @@ static blk_status_t ublk_setup_iod_zoned(struct ublk_queue *ubq,
#endif
-static inline void __ublk_complete_rq(struct request *req);
+static inline void __ublk_complete_rq(struct request *req, struct ublk_io *io,
+ bool need_map);
static dev_t ublk_chr_devt;
static const struct class ublk_chr_class = {
@@ -663,22 +663,44 @@ static inline bool ublk_support_zero_copy(const struct ublk_queue *ubq)
return ubq->flags & UBLK_F_SUPPORT_ZERO_COPY;
}
+static inline bool ublk_dev_support_zero_copy(const struct ublk_device *ub)
+{
+ return ub->dev_info.flags & UBLK_F_SUPPORT_ZERO_COPY;
+}
+
static inline bool ublk_support_auto_buf_reg(const struct ublk_queue *ubq)
{
return ubq->flags & UBLK_F_AUTO_BUF_REG;
}
+static inline bool ublk_dev_support_auto_buf_reg(const struct ublk_device *ub)
+{
+ return ub->dev_info.flags & UBLK_F_AUTO_BUF_REG;
+}
+
static inline bool ublk_support_user_copy(const struct ublk_queue *ubq)
{
return ubq->flags & UBLK_F_USER_COPY;
}
+static inline bool ublk_dev_support_user_copy(const struct ublk_device *ub)
+{
+ return ub->dev_info.flags & UBLK_F_USER_COPY;
+}
+
static inline bool ublk_need_map_io(const struct ublk_queue *ubq)
{
return !ublk_support_user_copy(ubq) && !ublk_support_zero_copy(ubq) &&
!ublk_support_auto_buf_reg(ubq);
}
+static inline bool ublk_dev_need_map_io(const struct ublk_device *ub)
+{
+ return !ublk_dev_support_user_copy(ub) &&
+ !ublk_dev_support_zero_copy(ub) &&
+ !ublk_dev_support_auto_buf_reg(ub);
+}
+
static inline bool ublk_need_req_ref(const struct ublk_queue *ubq)
{
/*
@@ -696,6 +718,13 @@ static inline bool ublk_need_req_ref(const struct ublk_queue *ubq)
ublk_support_auto_buf_reg(ubq);
}
+static inline bool ublk_dev_need_req_ref(const struct ublk_device *ub)
+{
+ return ublk_dev_support_user_copy(ub) ||
+ ublk_dev_support_zero_copy(ub) ||
+ ublk_dev_support_auto_buf_reg(ub);
+}
+
static inline void ublk_init_req_ref(const struct ublk_queue *ubq,
struct ublk_io *io)
{
@@ -710,8 +739,11 @@ static inline bool ublk_get_req_ref(struct ublk_io *io)
static inline void ublk_put_req_ref(struct ublk_io *io, struct request *req)
{
- if (refcount_dec_and_test(&io->ref))
- __ublk_complete_rq(req);
+ if (!refcount_dec_and_test(&io->ref))
+ return;
+
+ /* ublk_need_map_io() and ublk_need_req_ref() are mutually exclusive */
+ __ublk_complete_rq(req, io, false);
}
static inline bool ublk_sub_req_ref(struct ublk_io *io)
@@ -727,6 +759,11 @@ static inline bool ublk_need_get_data(const struct ublk_queue *ubq)
return ubq->flags & UBLK_F_NEED_GET_DATA;
}
+static inline bool ublk_dev_need_get_data(const struct ublk_device *ub)
+{
+ return ub->dev_info.flags & UBLK_F_NEED_GET_DATA;
+}
+
/* Called in slow path only, keep it noinline for trace purpose */
static noinline struct ublk_device *ublk_get_device(struct ublk_device *ub)
{
@@ -744,7 +781,7 @@ static noinline void ublk_put_device(struct ublk_device *ub)
static inline struct ublk_queue *ublk_get_queue(struct ublk_device *dev,
int qid)
{
- return (struct ublk_queue *)&(dev->__queues[qid * dev->queue_size]);
+ return dev->queues[qid];
}
static inline bool ublk_rq_has_data(const struct request *rq)
@@ -763,11 +800,9 @@ static inline int __ublk_queue_cmd_buf_size(int depth)
return round_up(depth * sizeof(struct ublksrv_io_desc), PAGE_SIZE);
}
-static inline int ublk_queue_cmd_buf_size(struct ublk_device *ub, int q_id)
+static inline int ublk_queue_cmd_buf_size(struct ublk_device *ub)
{
- struct ublk_queue *ubq = ublk_get_queue(ub, q_id);
-
- return __ublk_queue_cmd_buf_size(ubq->q_depth);
+ return __ublk_queue_cmd_buf_size(ub->dev_info.queue_depth);
}
static int ublk_max_cmd_buf_size(void)
@@ -879,73 +914,6 @@ static const struct block_device_operations ub_fops = {
.report_zones = ublk_report_zones,
};
-#define UBLK_MAX_PIN_PAGES 32
-
-struct ublk_io_iter {
- struct page *pages[UBLK_MAX_PIN_PAGES];
- struct bio *bio;
- struct bvec_iter iter;
-};
-
-/* return how many pages are copied */
-static void ublk_copy_io_pages(struct ublk_io_iter *data,
- size_t total, size_t pg_off, int dir)
-{
- unsigned done = 0;
- unsigned pg_idx = 0;
-
- while (done < total) {
- struct bio_vec bv = bio_iter_iovec(data->bio, data->iter);
- unsigned int bytes = min3(bv.bv_len, (unsigned)total - done,
- (unsigned)(PAGE_SIZE - pg_off));
- void *bv_buf = bvec_kmap_local(&bv);
- void *pg_buf = kmap_local_page(data->pages[pg_idx]);
-
- if (dir == ITER_DEST)
- memcpy(pg_buf + pg_off, bv_buf, bytes);
- else
- memcpy(bv_buf, pg_buf + pg_off, bytes);
-
- kunmap_local(pg_buf);
- kunmap_local(bv_buf);
-
- /* advance page array */
- pg_off += bytes;
- if (pg_off == PAGE_SIZE) {
- pg_idx += 1;
- pg_off = 0;
- }
-
- done += bytes;
-
- /* advance bio */
- bio_advance_iter_single(data->bio, &data->iter, bytes);
- if (!data->iter.bi_size) {
- data->bio = data->bio->bi_next;
- if (data->bio == NULL)
- break;
- data->iter = data->bio->bi_iter;
- }
- }
-}
-
-static bool ublk_advance_io_iter(const struct request *req,
- struct ublk_io_iter *iter, unsigned int offset)
-{
- struct bio *bio = req->bio;
-
- for_each_bio(bio) {
- if (bio->bi_iter.bi_size > offset) {
- iter->bio = bio;
- iter->iter = bio->bi_iter;
- bio_advance_iter(iter->bio, &iter->iter, offset);
- return true;
- }
- offset -= bio->bi_iter.bi_size;
- }
- return false;
-}
-
/*
* Copy data between request pages and io_iter, and 'offset'
* is the start point of linear offset of request.
@@ -953,34 +921,35 @@ static bool ublk_advance_io_iter(const struct request *req,
static size_t ublk_copy_user_pages(const struct request *req,
unsigned offset, struct iov_iter *uiter, int dir)
{
- struct ublk_io_iter iter;
+ struct req_iterator iter;
+ struct bio_vec bv;
size_t done = 0;
- if (!ublk_advance_io_iter(req, &iter, offset))
- return 0;
+ rq_for_each_segment(bv, req, iter) {
+ void *bv_buf;
+ size_t copied;
- while (iov_iter_count(uiter) && iter.bio) {
- unsigned nr_pages;
- ssize_t len;
- size_t off;
- int i;
-
- len = iov_iter_get_pages2(uiter, iter.pages,
- iov_iter_count(uiter),
- UBLK_MAX_PIN_PAGES, &off);
- if (len <= 0)
- return done;
-
- ublk_copy_io_pages(&iter, len, off, dir);
- nr_pages = DIV_ROUND_UP(len + off, PAGE_SIZE);
- for (i = 0; i < nr_pages; i++) {
- if (dir == ITER_DEST)
- set_page_dirty(iter.pages[i]);
- put_page(iter.pages[i]);
+ if (offset >= bv.bv_len) {
+ offset -= bv.bv_len;
+ continue;
}
- done += len;
- }
+ bv.bv_offset += offset;
+ bv.bv_len -= offset;
+ bv_buf = bvec_kmap_local(&bv);
+ if (dir == ITER_DEST)
+ copied = copy_to_iter(bv_buf, bv.bv_len, uiter);
+ else
+ copied = copy_from_iter(bv_buf, bv.bv_len, uiter);
+
+ kunmap_local(bv_buf);
+
+ done += copied;
+ if (copied < bv.bv_len)
+ break;
+
+ offset = 0;
+ }
return done;
}
@@ -995,8 +964,9 @@ static inline bool ublk_need_unmap_req(const struct request *req)
(req_op(req) == REQ_OP_READ || req_op(req) == REQ_OP_DRV_IN);
}
-static int ublk_map_io(const struct ublk_queue *ubq, const struct request *req,
- const struct ublk_io *io)
+static unsigned int ublk_map_io(const struct ublk_queue *ubq,
+ const struct request *req,
+ const struct ublk_io *io)
{
const unsigned int rq_bytes = blk_rq_bytes(req);
@@ -1012,19 +982,19 @@ static int ublk_map_io(const struct ublk_queue *ubq, const struct request *req,
struct iov_iter iter;
const int dir = ITER_DEST;
- import_ubuf(dir, u64_to_user_ptr(io->addr), rq_bytes, &iter);
+ import_ubuf(dir, u64_to_user_ptr(io->buf.addr), rq_bytes, &iter);
return ublk_copy_user_pages(req, 0, &iter, dir);
}
return rq_bytes;
}
-static int ublk_unmap_io(const struct ublk_queue *ubq,
+static unsigned int ublk_unmap_io(bool need_map,
const struct request *req,
const struct ublk_io *io)
{
const unsigned int rq_bytes = blk_rq_bytes(req);
- if (!ublk_need_map_io(ubq))
+ if (!need_map)
return rq_bytes;
if (ublk_need_unmap_req(req)) {
@@ -1033,7 +1003,7 @@ static int ublk_unmap_io(const struct ublk_queue *ubq,
WARN_ON_ONCE(io->res > rq_bytes);
- import_ubuf(dir, u64_to_user_ptr(io->addr), io->res, &iter);
+ import_ubuf(dir, u64_to_user_ptr(io->buf.addr), io->res, &iter);
return ublk_copy_user_pages(req, 0, &iter, dir);
}
return rq_bytes;
@@ -1071,13 +1041,8 @@ static blk_status_t ublk_setup_iod(struct ublk_queue *ubq, struct request *req)
{
struct ublksrv_io_desc *iod = ublk_get_iod(ubq, req->tag);
struct ublk_io *io = &ubq->ios[req->tag];
- enum req_op op = req_op(req);
u32 ublk_op;
- if (!ublk_queue_is_zoned(ubq) &&
- (op_is_zone_mgmt(op) || op == REQ_OP_ZONE_APPEND))
- return BLK_STS_IOERR;
-
switch (req_op(req)) {
case REQ_OP_READ:
ublk_op = UBLK_IO_OP_READ;
@@ -1104,7 +1069,7 @@ static blk_status_t ublk_setup_iod(struct ublk_queue *ubq, struct request *req)
iod->op_flags = ublk_op | ublk_req_build_flags(req);
iod->nr_sectors = blk_rq_sectors(req);
iod->start_sector = blk_rq_pos(req);
- iod->addr = io->addr;
+ iod->addr = io->buf.addr;
return BLK_STS_OK;
}
@@ -1116,10 +1081,9 @@ static inline struct ublk_uring_cmd_pdu *ublk_get_uring_cmd_pdu(
}
/* todo: handle partial completion */
-static inline void __ublk_complete_rq(struct request *req)
+static inline void __ublk_complete_rq(struct request *req, struct ublk_io *io,
+ bool need_map)
{
- struct ublk_queue *ubq = req->mq_hctx->driver_data;
- struct ublk_io *io = &ubq->ios[req->tag];
unsigned int unmapped_bytes;
blk_status_t res = BLK_STS_OK;
@@ -1143,7 +1107,7 @@ static inline void __ublk_complete_rq(struct request *req)
goto exit;
/* for READ request, writing data in iod->addr to rq buffers */
- unmapped_bytes = ublk_unmap_io(ubq, req, io);
+ unmapped_bytes = ublk_unmap_io(need_map, req, io);
/*
* Extremely impossible since we got data filled in just before
@@ -1188,7 +1152,7 @@ static void ublk_complete_io_cmd(struct ublk_io *io, struct request *req,
struct io_uring_cmd *cmd = __ublk_prep_compl_io_cmd(io, req);
/* tell ublksrv one io request is coming */
- io_uring_cmd_done(cmd, res, 0, issue_flags);
+ io_uring_cmd_done(cmd, res, issue_flags);
}
#define UBLK_REQUEUE_DELAY_MS 3
@@ -1204,45 +1168,65 @@ static inline void __ublk_abort_rq(struct ublk_queue *ubq,
}
static void
-ublk_auto_buf_reg_fallback(const struct ublk_queue *ubq, struct ublk_io *io)
+ublk_auto_buf_reg_fallback(const struct ublk_queue *ubq, unsigned tag)
{
- unsigned tag = io - ubq->ios;
struct ublksrv_io_desc *iod = ublk_get_iod(ubq, tag);
iod->op_flags |= UBLK_IO_F_NEED_REG_BUF;
}
-static bool ublk_auto_buf_reg(const struct ublk_queue *ubq, struct request *req,
- struct ublk_io *io, unsigned int issue_flags)
+enum auto_buf_reg_res {
+ AUTO_BUF_REG_FAIL,
+ AUTO_BUF_REG_FALLBACK,
+ AUTO_BUF_REG_OK,
+};
+
+static void ublk_prep_auto_buf_reg_io(const struct ublk_queue *ubq,
+ struct request *req, struct ublk_io *io,
+ struct io_uring_cmd *cmd,
+ enum auto_buf_reg_res res)
+{
+ if (res == AUTO_BUF_REG_OK) {
+ io->task_registered_buffers = 1;
+ io->buf_ctx_handle = io_uring_cmd_ctx_handle(cmd);
+ io->flags |= UBLK_IO_FLAG_AUTO_BUF_REG;
+ }
+ ublk_init_req_ref(ubq, io);
+ __ublk_prep_compl_io_cmd(io, req);
+}
+
+static enum auto_buf_reg_res
+__ublk_do_auto_buf_reg(const struct ublk_queue *ubq, struct request *req,
+ struct ublk_io *io, struct io_uring_cmd *cmd,
+ unsigned int issue_flags)
{
int ret;
- ret = io_buffer_register_bvec(io->cmd, req, ublk_io_release,
- io->buf.index, issue_flags);
+ ret = io_buffer_register_bvec(cmd, req, ublk_io_release,
+ io->buf.auto_reg.index, issue_flags);
if (ret) {
- if (io->buf.flags & UBLK_AUTO_BUF_REG_FALLBACK) {
- ublk_auto_buf_reg_fallback(ubq, io);
- return true;
+ if (io->buf.auto_reg.flags & UBLK_AUTO_BUF_REG_FALLBACK) {
+ ublk_auto_buf_reg_fallback(ubq, req->tag);
+ return AUTO_BUF_REG_FALLBACK;
}
blk_mq_end_request(req, BLK_STS_IOERR);
- return false;
+ return AUTO_BUF_REG_FAIL;
}
- io->task_registered_buffers = 1;
- io->buf_ctx_handle = io_uring_cmd_ctx_handle(io->cmd);
- io->flags |= UBLK_IO_FLAG_AUTO_BUF_REG;
- return true;
+ return AUTO_BUF_REG_OK;
}
-static bool ublk_prep_auto_buf_reg(struct ublk_queue *ubq,
- struct request *req, struct ublk_io *io,
- unsigned int issue_flags)
+static void ublk_do_auto_buf_reg(const struct ublk_queue *ubq, struct request *req,
+ struct ublk_io *io, struct io_uring_cmd *cmd,
+ unsigned int issue_flags)
{
- ublk_init_req_ref(ubq, io);
- if (ublk_support_auto_buf_reg(ubq) && ublk_rq_has_data(req))
- return ublk_auto_buf_reg(ubq, req, io, issue_flags);
+ enum auto_buf_reg_res res = __ublk_do_auto_buf_reg(ubq, req, io, cmd,
+ issue_flags);
- return true;
+ if (res != AUTO_BUF_REG_FAIL) {
+ ublk_prep_auto_buf_reg_io(ubq, req, io, cmd, res);
+ io_uring_cmd_done(cmd, UBLK_IO_RES_OK, issue_flags);
+ }
}
static bool ublk_start_io(const struct ublk_queue *ubq, struct request *req,
@@ -1273,10 +1257,9 @@ static bool ublk_start_io(const struct ublk_queue *ubq, struct request *req,
return true;
}
-static void ublk_dispatch_req(struct ublk_queue *ubq,
- struct request *req,
- unsigned int issue_flags)
+static void ublk_dispatch_req(struct ublk_queue *ubq, struct request *req)
{
+ unsigned int issue_flags = IO_URING_CMD_TASK_WORK_ISSUE_FLAGS;
int tag = req->tag;
struct ublk_io *io = &ubq->ios[tag];
@@ -1315,17 +1298,21 @@ static void ublk_dispatch_req(struct ublk_queue *ubq,
if (!ublk_start_io(ubq, req, io))
return;
- if (ublk_prep_auto_buf_reg(ubq, req, io, issue_flags))
+ if (ublk_support_auto_buf_reg(ubq) && ublk_rq_has_data(req)) {
+ ublk_do_auto_buf_reg(ubq, req, io, io->cmd, issue_flags);
+ } else {
+ ublk_init_req_ref(ubq, io);
ublk_complete_io_cmd(io, req, UBLK_IO_RES_OK, issue_flags);
+ }
}
-static void ublk_cmd_tw_cb(struct io_uring_cmd *cmd,
- unsigned int issue_flags)
+static void ublk_cmd_tw_cb(struct io_tw_req tw_req, io_tw_token_t tw)
{
+ struct io_uring_cmd *cmd = io_uring_cmd_from_tw(tw_req);
struct ublk_uring_cmd_pdu *pdu = ublk_get_uring_cmd_pdu(cmd);
struct ublk_queue *ubq = pdu->ubq;
- ublk_dispatch_req(ubq, pdu->req, issue_flags);
+ ublk_dispatch_req(ubq, pdu->req);
}
static void ublk_queue_cmd(struct ublk_queue *ubq, struct request *rq)
@@ -1337,9 +1324,9 @@ static void ublk_queue_cmd(struct ublk_queue *ubq, struct request *rq)
io_uring_cmd_complete_in_task(cmd, ublk_cmd_tw_cb);
}
-static void ublk_cmd_list_tw_cb(struct io_uring_cmd *cmd,
- unsigned int issue_flags)
+static void ublk_cmd_list_tw_cb(struct io_tw_req tw_req, io_tw_token_t tw)
{
+ struct io_uring_cmd *cmd = io_uring_cmd_from_tw(tw_req);
struct ublk_uring_cmd_pdu *pdu = ublk_get_uring_cmd_pdu(cmd);
struct request *rq = pdu->req_list;
struct request *next;
@@ -1347,7 +1334,7 @@ static void ublk_cmd_list_tw_cb(struct io_uring_cmd *cmd,
do {
next = rq->rq_next;
rq->rq_next = NULL;
- ublk_dispatch_req(rq->mq_hctx->driver_data, rq, issue_flags);
+ ublk_dispatch_req(rq->mq_hctx->driver_data, rq);
rq = next;
} while (rq);
}
@@ -1499,9 +1486,6 @@ static void ublk_queue_reinit(struct ublk_device *ub, struct ublk_queue *ubq)
{
int i;
- /* All old ioucmds have to be completed */
- ubq->nr_io_ready = 0;
-
for (i = 0; i < ubq->q_depth; i++) {
struct ublk_io *io = &ubq->ios[i];
@@ -1511,7 +1495,7 @@ static void ublk_queue_reinit(struct ublk_device *ub, struct ublk_queue *ubq)
*/
io->flags &= UBLK_IO_FLAG_CANCELED;
io->cmd = NULL;
- io->addr = 0;
+ io->buf.addr = 0;
/*
* old task is PF_EXITING, put it now
@@ -1550,7 +1534,7 @@ static void ublk_reset_ch_dev(struct ublk_device *ub)
/* set to NULL, otherwise new tasks cannot mmap io_cmd_buf */
ub->mm = NULL;
- ub->nr_queues_ready = 0;
+ ub->nr_io_ready = 0;
ub->unprivileged_daemons = false;
ub->ublksrv_tgid = -1;
}
@@ -1595,13 +1579,63 @@ static void ublk_set_canceling(struct ublk_device *ub, bool canceling)
ublk_get_queue(ub, i)->canceling = canceling;
}
-static int ublk_ch_release(struct inode *inode, struct file *filp)
+static bool ublk_check_and_reset_active_ref(struct ublk_device *ub)
{
- struct ublk_device *ub = filp->private_data;
+ int i, j;
+
+ if (!(ub->dev_info.flags & (UBLK_F_SUPPORT_ZERO_COPY |
+ UBLK_F_AUTO_BUF_REG)))
+ return false;
+
+ for (i = 0; i < ub->dev_info.nr_hw_queues; i++) {
+ struct ublk_queue *ubq = ublk_get_queue(ub, i);
+
+ for (j = 0; j < ubq->q_depth; j++) {
+ struct ublk_io *io = &ubq->ios[j];
+ unsigned int refs = refcount_read(&io->ref) +
+ io->task_registered_buffers;
+
+ /*
+ * UBLK_REFCOUNT_INIT or zero means no active
+ * reference
+ */
+ if (refs != UBLK_REFCOUNT_INIT && refs != 0)
+ return true;
+
+ /* reset to zero if the io hasn't active references */
+ refcount_set(&io->ref, 0);
+ io->task_registered_buffers = 0;
+ }
+ }
+ return false;
+}
+
+static void ublk_ch_release_work_fn(struct work_struct *work)
+{
+ struct ublk_device *ub =
+ container_of(work, struct ublk_device, exit_work.work);
struct gendisk *disk;
int i;
/*
+ * For zero-copy and auto buffer register modes, I/O references
+ * might not be dropped naturally when the daemon is killed, but
+ * io_uring guarantees that registered bvec kernel buffers are
+ * unregistered finally when freeing io_uring context, then the
+ * active references are dropped.
+ *
+ * Wait until active references are dropped for avoiding use-after-free
+ *
+ * registered buffer may be unregistered in io_ring's release hander,
+ * so have to wait by scheduling work function for avoiding the two
+ * file release dependency.
+ */
+ if (ublk_check_and_reset_active_ref(ub)) {
+ schedule_delayed_work(&ub->exit_work, 1);
+ return;
+ }
+
+ /*
* disk isn't attached yet, either device isn't live, or it has
* been removed already, so we needn't to do anything
*/
@@ -1673,6 +1707,23 @@ unlock:
ublk_reset_ch_dev(ub);
out:
clear_bit(UB_STATE_OPEN, &ub->state);
+
+ /* put the reference grabbed in ublk_ch_release() */
+ ublk_put_device(ub);
+}
+
+static int ublk_ch_release(struct inode *inode, struct file *filp)
+{
+ struct ublk_device *ub = filp->private_data;
+
+ /*
+ * Grab ublk device reference, so it won't be gone until we are
+ * really released from work function.
+ */
+ ublk_get_device(ub);
+
+ INIT_DELAYED_WORK(&ub->exit_work, ublk_ch_release_work_fn);
+ schedule_delayed_work(&ub->exit_work, 0);
return 0;
}
@@ -1707,23 +1758,23 @@ static int ublk_ch_mmap(struct file *filp, struct vm_area_struct *vma)
__func__, q_id, current->pid, vma->vm_start,
phys_off, (unsigned long)sz);
- if (sz != ublk_queue_cmd_buf_size(ub, q_id))
+ if (sz != ublk_queue_cmd_buf_size(ub))
return -EINVAL;
pfn = virt_to_phys(ublk_queue_cmd_buf(ub, q_id)) >> PAGE_SHIFT;
return remap_pfn_range(vma, vma->vm_start, pfn, sz, vma->vm_page_prot);
}
-static void __ublk_fail_req(struct ublk_queue *ubq, struct ublk_io *io,
+static void __ublk_fail_req(struct ublk_device *ub, struct ublk_io *io,
struct request *req)
{
WARN_ON_ONCE(io->flags & UBLK_IO_FLAG_ACTIVE);
- if (ublk_nosrv_should_reissue_outstanding(ubq->dev))
+ if (ublk_nosrv_should_reissue_outstanding(ub))
blk_mq_requeue_request(req, false);
else {
io->res = -EIO;
- __ublk_complete_rq(req);
+ __ublk_complete_rq(req, io, ublk_dev_need_map_io(ub));
}
}
@@ -1743,7 +1794,7 @@ static void ublk_abort_queue(struct ublk_device *ub, struct ublk_queue *ubq)
struct ublk_io *io = &ubq->ios[i];
if (io->flags & UBLK_IO_FLAG_OWNED_BY_SRV)
- __ublk_fail_req(ubq, io, io->req);
+ __ublk_fail_req(ub, io, io->req);
}
}
@@ -1805,7 +1856,7 @@ static void ublk_cancel_cmd(struct ublk_queue *ubq, unsigned tag,
spin_unlock(&ubq->cancel_lock);
if (!done)
- io_uring_cmd_done(io->cmd, UBLK_IO_RES_ABORT, 0, issue_flags);
+ io_uring_cmd_done(io->cmd, UBLK_IO_RES_ABORT, issue_flags);
}
/*
@@ -1848,9 +1899,11 @@ static void ublk_uring_cmd_cancel_fn(struct io_uring_cmd *cmd,
ublk_cancel_cmd(ubq, pdu->tag, issue_flags);
}
-static inline bool ublk_queue_ready(struct ublk_queue *ubq)
+static inline bool ublk_dev_ready(const struct ublk_device *ub)
{
- return ubq->nr_io_ready == ubq->q_depth;
+ u32 total = (u32)ub->dev_info.nr_hw_queues * ub->dev_info.queue_depth;
+
+ return ub->nr_io_ready == total;
}
static void ublk_cancel_queue(struct ublk_queue *ubq)
@@ -1974,16 +2027,14 @@ static void ublk_reset_io_flags(struct ublk_device *ub)
}
/* device can only be started after all IOs are ready */
-static void ublk_mark_io_ready(struct ublk_device *ub, struct ublk_queue *ubq)
+static void ublk_mark_io_ready(struct ublk_device *ub)
__must_hold(&ub->mutex)
{
- ubq->nr_io_ready++;
- if (ublk_queue_ready(ubq))
- ub->nr_queues_ready++;
if (!ub->unprivileged_daemons && !capable(CAP_SYS_ADMIN))
ub->unprivileged_daemons = true;
- if (ub->nr_queues_ready == ub->dev_info.nr_hw_queues) {
+ ub->nr_io_ready++;
+ if (ublk_dev_ready(ub)) {
/* now we are ready for handling ublk io request */
ublk_reset_io_flags(ub);
complete_all(&ub->completion);
@@ -2005,13 +2056,16 @@ static inline int ublk_check_cmd_op(u32 cmd_op)
static inline int ublk_set_auto_buf_reg(struct ublk_io *io, struct io_uring_cmd *cmd)
{
- io->buf = ublk_sqe_addr_to_auto_buf_reg(READ_ONCE(cmd->sqe->addr));
+ struct ublk_auto_buf_reg buf;
- if (io->buf.reserved0 || io->buf.reserved1)
+ buf = ublk_sqe_addr_to_auto_buf_reg(READ_ONCE(cmd->sqe->addr));
+
+ if (buf.reserved0 || buf.reserved1)
return -EINVAL;
- if (io->buf.flags & ~UBLK_AUTO_BUF_REG_F_MASK)
+ if (buf.flags & ~UBLK_AUTO_BUF_REG_F_MASK)
return -EINVAL;
+ io->buf.auto_reg = buf;
return 0;
}
@@ -2033,7 +2087,7 @@ static int ublk_handle_auto_buf_reg(struct ublk_io *io,
* this ublk request gets stuck.
*/
if (io->buf_ctx_handle == io_uring_cmd_ctx_handle(cmd))
- *buf_idx = io->buf.index;
+ *buf_idx = io->buf.auto_reg.index;
}
return ublk_set_auto_buf_reg(io, cmd);
@@ -2054,14 +2108,14 @@ ublk_fill_io_cmd(struct ublk_io *io, struct io_uring_cmd *cmd)
}
static inline int
-ublk_config_io_buf(const struct ublk_queue *ubq, struct ublk_io *io,
+ublk_config_io_buf(const struct ublk_device *ub, struct ublk_io *io,
struct io_uring_cmd *cmd, unsigned long buf_addr,
u16 *buf_idx)
{
- if (ublk_support_auto_buf_reg(ubq))
+ if (ublk_dev_support_auto_buf_reg(ub))
return ublk_handle_auto_buf_reg(io, cmd, buf_idx);
- io->addr = buf_addr;
+ io->buf.addr = buf_addr;
return 0;
}
@@ -2097,18 +2151,18 @@ static void ublk_io_release(void *priv)
}
static int ublk_register_io_buf(struct io_uring_cmd *cmd,
- const struct ublk_queue *ubq,
+ struct ublk_device *ub,
+ u16 q_id, u16 tag,
struct ublk_io *io,
unsigned int index, unsigned int issue_flags)
{
- struct ublk_device *ub = cmd->file->private_data;
struct request *req;
int ret;
- if (!ublk_support_zero_copy(ubq))
+ if (!ublk_dev_support_zero_copy(ub))
return -EINVAL;
- req = __ublk_check_and_get_req(ub, ubq, io, 0);
+ req = __ublk_check_and_get_req(ub, q_id, tag, io, 0);
if (!req)
return -EINVAL;
@@ -2124,7 +2178,8 @@ static int ublk_register_io_buf(struct io_uring_cmd *cmd,
static int
ublk_daemon_register_io_buf(struct io_uring_cmd *cmd,
- const struct ublk_queue *ubq, struct ublk_io *io,
+ struct ublk_device *ub,
+ u16 q_id, u16 tag, struct ublk_io *io,
unsigned index, unsigned issue_flags)
{
unsigned new_registered_buffers;
@@ -2137,9 +2192,10 @@ ublk_daemon_register_io_buf(struct io_uring_cmd *cmd,
*/
new_registered_buffers = io->task_registered_buffers + 1;
if (unlikely(new_registered_buffers >= UBLK_REFCOUNT_INIT))
- return ublk_register_io_buf(cmd, ubq, io, index, issue_flags);
+ return ublk_register_io_buf(cmd, ub, q_id, tag, io, index,
+ issue_flags);
- if (!ublk_support_zero_copy(ubq) || !ublk_rq_has_data(req))
+ if (!ublk_dev_support_zero_copy(ub) || !ublk_rq_has_data(req))
return -EINVAL;
ret = io_buffer_register_bvec(cmd, req, ublk_io_release, index,
@@ -2161,14 +2217,14 @@ static int ublk_unregister_io_buf(struct io_uring_cmd *cmd,
return io_buffer_unregister_bvec(cmd, index, issue_flags);
}
-static int ublk_check_fetch_buf(const struct ublk_queue *ubq, __u64 buf_addr)
+static int ublk_check_fetch_buf(const struct ublk_device *ub, __u64 buf_addr)
{
- if (ublk_need_map_io(ubq)) {
+ if (ublk_dev_need_map_io(ub)) {
/*
* FETCH_RQ has to provide IO buffer if NEED GET
* DATA is not enabled
*/
- if (!buf_addr && !ublk_need_get_data(ubq))
+ if (!buf_addr && !ublk_dev_need_get_data(ub))
return -EINVAL;
} else if (buf_addr) {
/* User copy requires addr to be unset */
@@ -2177,55 +2233,56 @@ static int ublk_check_fetch_buf(const struct ublk_queue *ubq, __u64 buf_addr)
return 0;
}
-static int ublk_fetch(struct io_uring_cmd *cmd, struct ublk_queue *ubq,
- struct ublk_io *io, __u64 buf_addr)
+static int __ublk_fetch(struct io_uring_cmd *cmd, struct ublk_device *ub,
+ struct ublk_io *io)
{
- struct ublk_device *ub = ubq->dev;
- int ret = 0;
-
- /*
- * When handling FETCH command for setting up ublk uring queue,
- * ub->mutex is the innermost lock, and we won't block for handling
- * FETCH, so it is fine even for IO_URING_F_NONBLOCK.
- */
- mutex_lock(&ub->mutex);
- /* UBLK_IO_FETCH_REQ is only allowed before queue is setup */
- if (ublk_queue_ready(ubq)) {
- ret = -EBUSY;
- goto out;
- }
+ /* UBLK_IO_FETCH_REQ is only allowed before dev is setup */
+ if (ublk_dev_ready(ub))
+ return -EBUSY;
/* allow each command to be FETCHed at most once */
- if (io->flags & UBLK_IO_FLAG_ACTIVE) {
- ret = -EINVAL;
- goto out;
- }
+ if (io->flags & UBLK_IO_FLAG_ACTIVE)
+ return -EINVAL;
WARN_ON_ONCE(io->flags & UBLK_IO_FLAG_OWNED_BY_SRV);
ublk_fill_io_cmd(io, cmd);
- ret = ublk_config_io_buf(ubq, io, cmd, buf_addr, NULL);
- if (ret)
- goto out;
WRITE_ONCE(io->task, get_task_struct(current));
- ublk_mark_io_ready(ub, ubq);
-out:
+ ublk_mark_io_ready(ub);
+
+ return 0;
+}
+
+static int ublk_fetch(struct io_uring_cmd *cmd, struct ublk_device *ub,
+ struct ublk_io *io, __u64 buf_addr)
+{
+ int ret;
+
+ /*
+ * When handling FETCH command for setting up ublk uring queue,
+ * ub->mutex is the innermost lock, and we won't block for handling
+ * FETCH, so it is fine even for IO_URING_F_NONBLOCK.
+ */
+ mutex_lock(&ub->mutex);
+ ret = __ublk_fetch(cmd, ub, io);
+ if (!ret)
+ ret = ublk_config_io_buf(ub, io, cmd, buf_addr, NULL);
mutex_unlock(&ub->mutex);
return ret;
}
-static int ublk_check_commit_and_fetch(const struct ublk_queue *ubq,
+static int ublk_check_commit_and_fetch(const struct ublk_device *ub,
struct ublk_io *io, __u64 buf_addr)
{
struct request *req = io->req;
- if (ublk_need_map_io(ubq)) {
+ if (ublk_dev_need_map_io(ub)) {
/*
* COMMIT_AND_FETCH_REQ has to provide IO buffer if
* NEED GET DATA is not enabled or it is Read IO.
*/
- if (!buf_addr && (!ublk_need_get_data(ubq) ||
+ if (!buf_addr && (!ublk_dev_need_get_data(ub) ||
req_op(req) == REQ_OP_READ))
return -EINVAL;
} else if (req_op(req) != REQ_OP_ZONE_APPEND && buf_addr) {
@@ -2239,10 +2296,10 @@ static int ublk_check_commit_and_fetch(const struct ublk_queue *ubq,
return 0;
}
-static bool ublk_need_complete_req(const struct ublk_queue *ubq,
+static bool ublk_need_complete_req(const struct ublk_device *ub,
struct ublk_io *io)
{
- if (ublk_need_req_ref(ubq))
+ if (ublk_dev_need_req_ref(ub))
return ublk_sub_req_ref(io);
return true;
}
@@ -2257,7 +2314,7 @@ static bool ublk_get_data(const struct ublk_queue *ubq, struct ublk_io *io,
*/
io->flags &= ~UBLK_IO_FLAG_NEED_GET_DATA;
/* update iod->addr because ublksrv may have passed a new io buffer */
- ublk_get_iod(ubq, req->tag)->addr = io->addr;
+ ublk_get_iod(ubq, req->tag)->addr = io->buf.addr;
pr_devel("%s: update iod->addr: qid %d tag %d io_flags %x addr %llx\n",
__func__, ubq->q_id, req->tag, io->flags,
ublk_get_iod(ubq, req->tag)->addr);
@@ -2265,23 +2322,28 @@ static bool ublk_get_data(const struct ublk_queue *ubq, struct ublk_io *io,
return ublk_start_io(ubq, req, io);
}
-static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
- unsigned int issue_flags,
- const struct ublksrv_io_cmd *ub_cmd)
+static int ublk_ch_uring_cmd_local(struct io_uring_cmd *cmd,
+ unsigned int issue_flags)
{
+ /* May point to userspace-mapped memory */
+ const struct ublksrv_io_cmd *ub_src = io_uring_sqe_cmd(cmd->sqe);
u16 buf_idx = UBLK_INVALID_BUF_IDX;
struct ublk_device *ub = cmd->file->private_data;
struct ublk_queue *ubq;
- struct ublk_io *io;
+ struct ublk_io *io = NULL;
u32 cmd_op = cmd->cmd_op;
- unsigned tag = ub_cmd->tag;
+ u16 q_id = READ_ONCE(ub_src->q_id);
+ u16 tag = READ_ONCE(ub_src->tag);
+ s32 result = READ_ONCE(ub_src->result);
+ u64 addr = READ_ONCE(ub_src->addr); /* unioned with zone_append_lba */
struct request *req;
int ret;
bool compl;
+ WARN_ON_ONCE(issue_flags & IO_URING_F_UNLOCKED);
+
pr_devel("%s: received: cmd op %d queue %d tag %d result %d\n",
- __func__, cmd->cmd_op, ub_cmd->q_id, tag,
- ub_cmd->result);
+ __func__, cmd->cmd_op, q_id, tag, result);
ret = ublk_check_cmd_op(cmd_op);
if (ret)
@@ -2292,25 +2354,24 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
* so no need to validate the q_id, tag, or task
*/
if (_IOC_NR(cmd_op) == UBLK_IO_UNREGISTER_IO_BUF)
- return ublk_unregister_io_buf(cmd, ub, ub_cmd->addr,
- issue_flags);
+ return ublk_unregister_io_buf(cmd, ub, addr, issue_flags);
ret = -EINVAL;
- if (ub_cmd->q_id >= ub->dev_info.nr_hw_queues)
+ if (q_id >= ub->dev_info.nr_hw_queues)
goto out;
- ubq = ublk_get_queue(ub, ub_cmd->q_id);
+ ubq = ublk_get_queue(ub, q_id);
- if (tag >= ubq->q_depth)
+ if (tag >= ub->dev_info.queue_depth)
goto out;
io = &ubq->ios[tag];
/* UBLK_IO_FETCH_REQ can be handled on any task, which sets io->task */
if (unlikely(_IOC_NR(cmd_op) == UBLK_IO_FETCH_REQ)) {
- ret = ublk_check_fetch_buf(ubq, ub_cmd->addr);
+ ret = ublk_check_fetch_buf(ub, addr);
if (ret)
goto out;
- ret = ublk_fetch(cmd, ubq, io, ub_cmd->addr);
+ ret = ublk_fetch(cmd, ub, io, addr);
if (ret)
goto out;
@@ -2324,8 +2385,8 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
* so can be handled on any task
*/
if (_IOC_NR(cmd_op) == UBLK_IO_REGISTER_IO_BUF)
- return ublk_register_io_buf(cmd, ubq, io, ub_cmd->addr,
- issue_flags);
+ return ublk_register_io_buf(cmd, ub, q_id, tag, io,
+ addr, issue_flags);
goto out;
}
@@ -2346,24 +2407,24 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
switch (_IOC_NR(cmd_op)) {
case UBLK_IO_REGISTER_IO_BUF:
- return ublk_daemon_register_io_buf(cmd, ubq, io, ub_cmd->addr,
+ return ublk_daemon_register_io_buf(cmd, ub, q_id, tag, io, addr,
issue_flags);
case UBLK_IO_COMMIT_AND_FETCH_REQ:
- ret = ublk_check_commit_and_fetch(ubq, io, ub_cmd->addr);
+ ret = ublk_check_commit_and_fetch(ub, io, addr);
if (ret)
goto out;
- io->res = ub_cmd->result;
+ io->res = result;
req = ublk_fill_io_cmd(io, cmd);
- ret = ublk_config_io_buf(ubq, io, cmd, ub_cmd->addr, &buf_idx);
- compl = ublk_need_complete_req(ubq, io);
+ ret = ublk_config_io_buf(ub, io, cmd, addr, &buf_idx);
+ compl = ublk_need_complete_req(ub, io);
/* can't touch 'ublk_io' any more */
if (buf_idx != UBLK_INVALID_BUF_IDX)
io_buffer_unregister_bvec(cmd, buf_idx, issue_flags);
if (req_op(req) == REQ_OP_ZONE_APPEND)
- req->__sector = ub_cmd->zone_append_lba;
+ req->__sector = addr;
if (compl)
- __ublk_complete_rq(req);
+ __ublk_complete_rq(req, io, ublk_dev_need_map_io(ub));
if (ret)
goto out;
@@ -2375,7 +2436,7 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
* request
*/
req = ublk_fill_io_cmd(io, cmd);
- ret = ublk_config_io_buf(ubq, io, cmd, ub_cmd->addr, NULL);
+ ret = ublk_config_io_buf(ub, io, cmd, addr, NULL);
WARN_ON_ONCE(ret);
if (likely(ublk_get_data(ubq, io, req))) {
__ublk_prep_compl_io_cmd(io, req);
@@ -2390,21 +2451,20 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
out:
pr_devel("%s: complete: cmd op %d, tag %d ret %x io_flags %x\n",
- __func__, cmd_op, tag, ret, io->flags);
+ __func__, cmd_op, tag, ret, io ? io->flags : 0);
return ret;
}
static inline struct request *__ublk_check_and_get_req(struct ublk_device *ub,
- const struct ublk_queue *ubq, struct ublk_io *io, size_t offset)
+ u16 q_id, u16 tag, struct ublk_io *io, size_t offset)
{
- unsigned tag = io - ubq->ios;
struct request *req;
/*
* can't use io->req in case of concurrent UBLK_IO_COMMIT_AND_FETCH_REQ,
* which would overwrite it with io->cmd
*/
- req = blk_mq_tag_to_rq(ub->tag_set.tags[ubq->q_id], tag);
+ req = blk_mq_tag_to_rq(ub->tag_set.tags[q_id], tag);
if (!req)
return NULL;
@@ -2426,33 +2486,14 @@ fail_put:
return NULL;
}
-static inline int ublk_ch_uring_cmd_local(struct io_uring_cmd *cmd,
- unsigned int issue_flags)
-{
- /*
- * Not necessary for async retry, but let's keep it simple and always
- * copy the values to avoid any potential reuse.
- */
- const struct ublksrv_io_cmd *ub_src = io_uring_sqe_cmd(cmd->sqe);
- const struct ublksrv_io_cmd ub_cmd = {
- .q_id = READ_ONCE(ub_src->q_id),
- .tag = READ_ONCE(ub_src->tag),
- .result = READ_ONCE(ub_src->result),
- .addr = READ_ONCE(ub_src->addr)
- };
-
- WARN_ON_ONCE(issue_flags & IO_URING_F_UNLOCKED);
-
- return __ublk_ch_uring_cmd(cmd, issue_flags, &ub_cmd);
-}
-
-static void ublk_ch_uring_cmd_cb(struct io_uring_cmd *cmd,
- unsigned int issue_flags)
+static void ublk_ch_uring_cmd_cb(struct io_tw_req tw_req, io_tw_token_t tw)
{
+ unsigned int issue_flags = IO_URING_CMD_TASK_WORK_ISSUE_FLAGS;
+ struct io_uring_cmd *cmd = io_uring_cmd_from_tw(tw_req);
int ret = ublk_ch_uring_cmd_local(cmd, issue_flags);
if (ret != -EIOCBQUEUED)
- io_uring_cmd_done(cmd, ret, 0, issue_flags);
+ io_uring_cmd_done(cmd, ret, issue_flags);
}
static int ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags)
@@ -2498,9 +2539,6 @@ static struct request *ublk_check_and_get_req(struct kiocb *iocb,
size_t buf_off;
u16 tag, q_id;
- if (!ub)
- return ERR_PTR(-EACCES);
-
if (!user_backed_iter(iter))
return ERR_PTR(-EACCES);
@@ -2515,23 +2553,17 @@ static struct request *ublk_check_and_get_req(struct kiocb *iocb,
return ERR_PTR(-EINVAL);
ubq = ublk_get_queue(ub, q_id);
- if (!ubq)
- return ERR_PTR(-EINVAL);
-
- if (!ublk_support_user_copy(ubq))
+ if (!ublk_dev_support_user_copy(ub))
return ERR_PTR(-EACCES);
- if (tag >= ubq->q_depth)
+ if (tag >= ub->dev_info.queue_depth)
return ERR_PTR(-EINVAL);
*io = &ubq->ios[tag];
- req = __ublk_check_and_get_req(ub, ubq, *io, buf_off);
+ req = __ublk_check_and_get_req(ub, q_id, tag, *io, buf_off);
if (!req)
return ERR_PTR(-EINVAL);
- if (!req->mq_hctx || !req->mq_hctx->driver_data)
- goto fail;
-
if (!ublk_check_ubuf_dir(req, dir))
goto fail;
@@ -2588,9 +2620,13 @@ static const struct file_operations ublk_ch_fops = {
static void ublk_deinit_queue(struct ublk_device *ub, int q_id)
{
- int size = ublk_queue_cmd_buf_size(ub, q_id);
- struct ublk_queue *ubq = ublk_get_queue(ub, q_id);
- int i;
+ struct ublk_queue *ubq = ub->queues[q_id];
+ int size, i;
+
+ if (!ubq)
+ return;
+
+ size = ublk_queue_cmd_buf_size(ub);
for (i = 0; i < ubq->q_depth; i++) {
struct ublk_io *io = &ubq->ios[i];
@@ -2602,57 +2638,76 @@ static void ublk_deinit_queue(struct ublk_device *ub, int q_id)
if (ubq->io_cmd_buf)
free_pages((unsigned long)ubq->io_cmd_buf, get_order(size));
+
+ kvfree(ubq);
+ ub->queues[q_id] = NULL;
+}
+
+static int ublk_get_queue_numa_node(struct ublk_device *ub, int q_id)
+{
+ unsigned int cpu;
+
+ /* Find first CPU mapped to this queue */
+ for_each_possible_cpu(cpu) {
+ if (ub->tag_set.map[HCTX_TYPE_DEFAULT].mq_map[cpu] == q_id)
+ return cpu_to_node(cpu);
+ }
+
+ return NUMA_NO_NODE;
}
static int ublk_init_queue(struct ublk_device *ub, int q_id)
{
- struct ublk_queue *ubq = ublk_get_queue(ub, q_id);
+ int depth = ub->dev_info.queue_depth;
gfp_t gfp_flags = GFP_KERNEL | __GFP_ZERO;
- void *ptr;
+ struct ublk_queue *ubq;
+ struct page *page;
+ int numa_node;
int size;
+ /* Determine NUMA node based on queue's CPU affinity */
+ numa_node = ublk_get_queue_numa_node(ub, q_id);
+
+ /* Allocate queue structure on local NUMA node */
+ ubq = kvzalloc_node(struct_size(ubq, ios, depth), GFP_KERNEL,
+ numa_node);
+ if (!ubq)
+ return -ENOMEM;
+
spin_lock_init(&ubq->cancel_lock);
ubq->flags = ub->dev_info.flags;
ubq->q_id = q_id;
- ubq->q_depth = ub->dev_info.queue_depth;
- size = ublk_queue_cmd_buf_size(ub, q_id);
+ ubq->q_depth = depth;
+ size = ublk_queue_cmd_buf_size(ub);
- ptr = (void *) __get_free_pages(gfp_flags, get_order(size));
- if (!ptr)
+ /* Allocate I/O command buffer on local NUMA node */
+ page = alloc_pages_node(numa_node, gfp_flags, get_order(size));
+ if (!page) {
+ kvfree(ubq);
return -ENOMEM;
+ }
+ ubq->io_cmd_buf = page_address(page);
- ubq->io_cmd_buf = ptr;
+ ub->queues[q_id] = ubq;
ubq->dev = ub;
return 0;
}
static void ublk_deinit_queues(struct ublk_device *ub)
{
- int nr_queues = ub->dev_info.nr_hw_queues;
int i;
- if (!ub->__queues)
- return;
-
- for (i = 0; i < nr_queues; i++)
+ for (i = 0; i < ub->dev_info.nr_hw_queues; i++)
ublk_deinit_queue(ub, i);
- kvfree(ub->__queues);
}
static int ublk_init_queues(struct ublk_device *ub)
{
- int nr_queues = ub->dev_info.nr_hw_queues;
- int depth = ub->dev_info.queue_depth;
- int ubq_size = sizeof(struct ublk_queue) + depth * sizeof(struct ublk_io);
- int i, ret = -ENOMEM;
-
- ub->queue_size = ubq_size;
- ub->__queues = kvcalloc(nr_queues, ubq_size, GFP_KERNEL);
- if (!ub->__queues)
- return ret;
+ int i, ret;
- for (i = 0; i < nr_queues; i++) {
- if (ublk_init_queue(ub, i))
+ for (i = 0; i < ub->dev_info.nr_hw_queues; i++) {
+ ret = ublk_init_queue(ub, i);
+ if (ret)
goto fail;
}
@@ -3054,7 +3109,7 @@ static int ublk_ctrl_add_dev(const struct ublksrv_ctrl_cmd *header)
goto out_unlock;
ret = -ENOMEM;
- ub = kzalloc(sizeof(*ub), GFP_KERNEL);
+ ub = kzalloc(struct_size(ub, queues, info.nr_hw_queues), GFP_KERNEL);
if (!ub)
goto out_unlock;
mutex_init(&ub->mutex);
@@ -3104,17 +3159,17 @@ static int ublk_ctrl_add_dev(const struct ublksrv_ctrl_cmd *header)
ub->dev_info.nr_hw_queues, nr_cpu_ids);
ublk_align_max_io_size(ub);
- ret = ublk_init_queues(ub);
+ ret = ublk_add_tag_set(ub);
if (ret)
goto out_free_dev_number;
- ret = ublk_add_tag_set(ub);
+ ret = ublk_init_queues(ub);
if (ret)
- goto out_deinit_queues;
+ goto out_free_tag_set;
ret = -EFAULT;
if (copy_to_user(argp, &ub->dev_info, sizeof(info)))
- goto out_free_tag_set;
+ goto out_deinit_queues;
/*
* Add the char dev so that ublksrv daemon can be setup.
@@ -3123,10 +3178,10 @@ static int ublk_ctrl_add_dev(const struct ublksrv_ctrl_cmd *header)
ret = ublk_add_chdev(ub);
goto out_unlock;
-out_free_tag_set:
- blk_mq_free_tag_set(&ub->tag_set);
out_deinit_queues:
ublk_deinit_queues(ub);
+out_free_tag_set:
+ blk_mq_free_tag_set(&ub->tag_set);
out_free_dev_number:
ublk_free_dev_number(ub);
out_free_ub:
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index e649fa67bac1..357434bdae99 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -584,7 +584,8 @@ out:
static int virtblk_parse_zone(struct virtio_blk *vblk,
struct virtio_blk_zone_descriptor *entry,
- unsigned int idx, report_zones_cb cb, void *data)
+ unsigned int idx,
+ struct blk_report_zones_args *args)
{
struct blk_zone zone = { };
@@ -650,12 +651,12 @@ static int virtblk_parse_zone(struct virtio_blk *vblk,
* The callback below checks the validity of the reported
* entry data, no need to further validate it here.
*/
- return cb(&zone, idx, data);
+ return disk_report_zone(vblk->disk, &zone, idx, args);
}
static int virtblk_report_zones(struct gendisk *disk, sector_t sector,
- unsigned int nr_zones, report_zones_cb cb,
- void *data)
+ unsigned int nr_zones,
+ struct blk_report_zones_args *args)
{
struct virtio_blk *vblk = disk->private_data;
struct virtio_blk_zone_report *report;
@@ -693,7 +694,7 @@ static int virtblk_report_zones(struct gendisk *disk, sector_t sector,
for (i = 0; i < nz && zone_idx < nr_zones; i++) {
ret = virtblk_parse_zone(vblk, &report->zones[i],
- zone_idx, cb, data);
+ zone_idx, args);
if (ret)
goto fail_report;
@@ -829,9 +830,9 @@ out:
}
/* We provide getgeo only to please some old bootloader/partitioning tools */
-static int virtblk_getgeo(struct block_device *bd, struct hd_geometry *geo)
+static int virtblk_getgeo(struct gendisk *disk, struct hd_geometry *geo)
{
- struct virtio_blk *vblk = bd->bd_disk->private_data;
+ struct virtio_blk *vblk = disk->private_data;
int ret = 0;
mutex_lock(&vblk->vdev_mutex);
@@ -853,7 +854,7 @@ static int virtblk_getgeo(struct block_device *bd, struct hd_geometry *geo)
/* some standard values, similar to sd */
geo->heads = 1 << 6;
geo->sectors = 1 << 5;
- geo->cylinders = get_capacity(bd->bd_disk) >> 11;
+ geo->cylinders = get_capacity(disk) >> 11;
}
out:
mutex_unlock(&vblk->vdev_mutex);
@@ -1026,8 +1027,13 @@ static int init_vq(struct virtio_blk *vblk)
out:
kfree(vqs);
kfree(vqs_info);
- if (err)
+ if (err) {
kfree(vblk->vqs);
+ /*
+ * Set to NULL to prevent freeing vqs again during freezing.
+ */
+ vblk->vqs = NULL;
+ }
return err;
}
@@ -1598,6 +1604,12 @@ static int virtblk_freeze_priv(struct virtio_device *vdev)
vdev->config->del_vqs(vdev);
kfree(vblk->vqs);
+ /*
+ * Set to NULL to prevent freeing vqs again after a failed vqs
+ * allocation during resume. Note that kfree() already handles NULL
+ * pointers safely.
+ */
+ vblk->vqs = NULL;
return 0;
}
@@ -1682,7 +1694,7 @@ static int __init virtio_blk_init(void)
{
int error;
- virtblk_wq = alloc_workqueue("virtio-blk", 0, 0);
+ virtblk_wq = alloc_workqueue("virtio-blk", WQ_PERCPU, 0);
if (!virtblk_wq)
return -ENOMEM;
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 5babe575c288..04fc6b552c04 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -493,11 +493,11 @@ static void blkif_restart_queue_callback(void *arg)
schedule_work(&rinfo->work);
}
-static int blkif_getgeo(struct block_device *bd, struct hd_geometry *hg)
+static int blkif_getgeo(struct gendisk *disk, struct hd_geometry *hg)
{
/* We don't have real geometry info, but let's at least return
values consistent with the size of the device */
- sector_t nsect = get_capacity(bd->bd_disk);
+ sector_t nsect = get_capacity(disk);
sector_t cylinders = nsect;
hg->heads = 0xff;
diff --git a/drivers/block/zloop.c b/drivers/block/zloop.c
index a423228e201b..77bd6081b244 100644
--- a/drivers/block/zloop.c
+++ b/drivers/block/zloop.c
@@ -32,6 +32,8 @@ enum {
ZLOOP_OPT_NR_QUEUES = (1 << 6),
ZLOOP_OPT_QUEUE_DEPTH = (1 << 7),
ZLOOP_OPT_BUFFERED_IO = (1 << 8),
+ ZLOOP_OPT_ZONE_APPEND = (1 << 9),
+ ZLOOP_OPT_ORDERED_ZONE_APPEND = (1 << 10),
};
static const match_table_t zloop_opt_tokens = {
@@ -44,6 +46,8 @@ static const match_table_t zloop_opt_tokens = {
{ ZLOOP_OPT_NR_QUEUES, "nr_queues=%u" },
{ ZLOOP_OPT_QUEUE_DEPTH, "queue_depth=%u" },
{ ZLOOP_OPT_BUFFERED_IO, "buffered_io" },
+ { ZLOOP_OPT_ZONE_APPEND, "zone_append=%u" },
+ { ZLOOP_OPT_ORDERED_ZONE_APPEND, "ordered_zone_append" },
{ ZLOOP_OPT_ERR, NULL }
};
@@ -56,6 +60,8 @@ static const match_table_t zloop_opt_tokens = {
#define ZLOOP_DEF_NR_QUEUES 1
#define ZLOOP_DEF_QUEUE_DEPTH 128
#define ZLOOP_DEF_BUFFERED_IO false
+#define ZLOOP_DEF_ZONE_APPEND true
+#define ZLOOP_DEF_ORDERED_ZONE_APPEND false
/* Arbitrary limit on the zone size (16GB). */
#define ZLOOP_MAX_ZONE_SIZE_MB 16384
@@ -71,6 +77,8 @@ struct zloop_options {
unsigned int nr_queues;
unsigned int queue_depth;
bool buffered_io;
+ bool zone_append;
+ bool ordered_zone_append;
};
/*
@@ -92,6 +100,7 @@ struct zloop_zone {
unsigned long flags;
struct mutex lock;
+ spinlock_t wp_lock;
enum blk_zone_cond cond;
sector_t start;
sector_t wp;
@@ -108,6 +117,8 @@ struct zloop_device {
struct workqueue_struct *workqueue;
bool buffered_io;
+ bool zone_append;
+ bool ordered_zone_append;
const char *base_dir;
struct file *data_dir;
@@ -147,6 +158,7 @@ static int zloop_update_seq_zone(struct zloop_device *zlo, unsigned int zone_no)
struct zloop_zone *zone = &zlo->zones[zone_no];
struct kstat stat;
sector_t file_sectors;
+ unsigned long flags;
int ret;
lockdep_assert_held(&zone->lock);
@@ -172,16 +184,18 @@ static int zloop_update_seq_zone(struct zloop_device *zlo, unsigned int zone_no)
return -EINVAL;
}
+ spin_lock_irqsave(&zone->wp_lock, flags);
if (!file_sectors) {
zone->cond = BLK_ZONE_COND_EMPTY;
zone->wp = zone->start;
} else if (file_sectors == zlo->zone_capacity) {
zone->cond = BLK_ZONE_COND_FULL;
- zone->wp = zone->start + zlo->zone_size;
+ zone->wp = ULLONG_MAX;
} else {
zone->cond = BLK_ZONE_COND_CLOSED;
zone->wp = zone->start + file_sectors;
}
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
return 0;
}
@@ -225,6 +239,7 @@ unlock:
static int zloop_close_zone(struct zloop_device *zlo, unsigned int zone_no)
{
struct zloop_zone *zone = &zlo->zones[zone_no];
+ unsigned long flags;
int ret = 0;
if (test_bit(ZLOOP_ZONE_CONV, &zone->flags))
@@ -243,10 +258,12 @@ static int zloop_close_zone(struct zloop_device *zlo, unsigned int zone_no)
break;
case BLK_ZONE_COND_IMP_OPEN:
case BLK_ZONE_COND_EXP_OPEN:
+ spin_lock_irqsave(&zone->wp_lock, flags);
if (zone->wp == zone->start)
zone->cond = BLK_ZONE_COND_EMPTY;
else
zone->cond = BLK_ZONE_COND_CLOSED;
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
break;
case BLK_ZONE_COND_EMPTY:
case BLK_ZONE_COND_FULL:
@@ -264,6 +281,7 @@ unlock:
static int zloop_reset_zone(struct zloop_device *zlo, unsigned int zone_no)
{
struct zloop_zone *zone = &zlo->zones[zone_no];
+ unsigned long flags;
int ret = 0;
if (test_bit(ZLOOP_ZONE_CONV, &zone->flags))
@@ -281,9 +299,11 @@ static int zloop_reset_zone(struct zloop_device *zlo, unsigned int zone_no)
goto unlock;
}
+ spin_lock_irqsave(&zone->wp_lock, flags);
zone->cond = BLK_ZONE_COND_EMPTY;
zone->wp = zone->start;
clear_bit(ZLOOP_ZONE_SEQ_ERROR, &zone->flags);
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
unlock:
mutex_unlock(&zone->lock);
@@ -308,6 +328,7 @@ static int zloop_reset_all_zones(struct zloop_device *zlo)
static int zloop_finish_zone(struct zloop_device *zlo, unsigned int zone_no)
{
struct zloop_zone *zone = &zlo->zones[zone_no];
+ unsigned long flags;
int ret = 0;
if (test_bit(ZLOOP_ZONE_CONV, &zone->flags))
@@ -325,9 +346,11 @@ static int zloop_finish_zone(struct zloop_device *zlo, unsigned int zone_no)
goto unlock;
}
+ spin_lock_irqsave(&zone->wp_lock, flags);
zone->cond = BLK_ZONE_COND_FULL;
- zone->wp = zone->start + zlo->zone_size;
+ zone->wp = ULLONG_MAX;
clear_bit(ZLOOP_ZONE_SEQ_ERROR, &zone->flags);
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
unlock:
mutex_unlock(&zone->lock);
@@ -369,8 +392,9 @@ static void zloop_rw(struct zloop_cmd *cmd)
struct zloop_zone *zone;
struct iov_iter iter;
struct bio_vec tmp;
+ unsigned long flags;
sector_t zone_end;
- int nr_bvec = 0;
+ unsigned int nr_bvec;
int ret;
atomic_set(&cmd->ref, 2);
@@ -378,6 +402,11 @@ static void zloop_rw(struct zloop_cmd *cmd)
cmd->nr_sectors = nr_sectors;
cmd->ret = 0;
+ if (WARN_ON_ONCE(is_append && !zlo->zone_append)) {
+ ret = -EIO;
+ goto out;
+ }
+
/* We should never get an I/O beyond the device capacity. */
if (WARN_ON_ONCE(zone_no >= zlo->nr_zones)) {
ret = -EIO;
@@ -406,16 +435,31 @@ static void zloop_rw(struct zloop_cmd *cmd)
if (!test_bit(ZLOOP_ZONE_CONV, &zone->flags) && is_write) {
mutex_lock(&zone->lock);
- if (is_append) {
- sector = zone->wp;
- cmd->sector = sector;
- }
+ spin_lock_irqsave(&zone->wp_lock, flags);
/*
- * Write operations must be aligned to the write pointer and
- * fully contained within the zone capacity.
+ * Zone append operations always go at the current write
+ * pointer, but regular write operations must already be
+ * aligned to the write pointer when submitted.
*/
- if (sector != zone->wp || zone->wp + nr_sectors > zone_end) {
+ if (is_append) {
+ /*
+ * If ordered zone append is in use, we already checked
+ * and set the target sector in zloop_queue_rq().
+ */
+ if (!zlo->ordered_zone_append) {
+ if (zone->cond == BLK_ZONE_COND_FULL ||
+ zone->wp + nr_sectors > zone_end) {
+ spin_unlock_irqrestore(&zone->wp_lock,
+ flags);
+ ret = -EIO;
+ goto unlock;
+ }
+ sector = zone->wp;
+ }
+ cmd->sector = sector;
+ } else if (sector != zone->wp) {
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
pr_err("Zone %u: unaligned write: sect %llu, wp %llu\n",
zone_no, sector, zone->wp);
ret = -EIO;
@@ -428,17 +472,22 @@ static void zloop_rw(struct zloop_cmd *cmd)
zone->cond = BLK_ZONE_COND_IMP_OPEN;
/*
- * Advance the write pointer of sequential zones. If the write
- * fails, the wp position will be corrected when the next I/O
- * copmpletes.
+ * Advance the write pointer, unless ordered zone append is in
+ * use. If the write fails, the write pointer position will be
+ * corrected when the next I/O starts execution.
*/
- zone->wp += nr_sectors;
- if (zone->wp == zone_end)
- zone->cond = BLK_ZONE_COND_FULL;
+ if (!is_append || !zlo->ordered_zone_append) {
+ zone->wp += nr_sectors;
+ if (zone->wp == zone_end) {
+ zone->cond = BLK_ZONE_COND_FULL;
+ zone->wp = ULLONG_MAX;
+ }
+ }
+
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
}
- rq_for_each_bvec(tmp, rq, rq_iter)
- nr_bvec++;
+ nr_bvec = blk_rq_nr_bvec(rq);
if (rq->bio != rq->biotail) {
struct bio_vec *bvec;
@@ -498,6 +547,10 @@ static void zloop_handle_cmd(struct zloop_cmd *cmd)
struct request *rq = blk_mq_rq_from_pdu(cmd);
struct zloop_device *zlo = rq->q->queuedata;
+ /* We can block in this context, so ignore REQ_NOWAIT. */
+ if (rq->cmd_flags & REQ_NOWAIT)
+ rq->cmd_flags &= ~REQ_NOWAIT;
+
switch (req_op(rq)) {
case REQ_OP_READ:
case REQ_OP_WRITE:
@@ -608,6 +661,35 @@ static void zloop_complete_rq(struct request *rq)
blk_mq_end_request(rq, sts);
}
+static bool zloop_set_zone_append_sector(struct request *rq)
+{
+ struct zloop_device *zlo = rq->q->queuedata;
+ unsigned int zone_no = rq_zone_no(rq);
+ struct zloop_zone *zone = &zlo->zones[zone_no];
+ sector_t zone_end = zone->start + zlo->zone_capacity;
+ sector_t nr_sectors = blk_rq_sectors(rq);
+ unsigned long flags;
+
+ spin_lock_irqsave(&zone->wp_lock, flags);
+
+ if (zone->cond == BLK_ZONE_COND_FULL ||
+ zone->wp + nr_sectors > zone_end) {
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
+ return false;
+ }
+
+ rq->__sector = zone->wp;
+ zone->wp += blk_rq_sectors(rq);
+ if (zone->wp >= zone_end) {
+ zone->cond = BLK_ZONE_COND_FULL;
+ zone->wp = ULLONG_MAX;
+ }
+
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
+
+ return true;
+}
+
static blk_status_t zloop_queue_rq(struct blk_mq_hw_ctx *hctx,
const struct blk_mq_queue_data *bd)
{
@@ -618,6 +700,16 @@ static blk_status_t zloop_queue_rq(struct blk_mq_hw_ctx *hctx,
if (zlo->state == Zlo_deleting)
return BLK_STS_IOERR;
+ /*
+ * If we need to strongly order zone append operations, set the request
+ * sector to the zone write pointer location now instead of when the
+ * command work runs.
+ */
+ if (zlo->ordered_zone_append && req_op(rq) == REQ_OP_ZONE_APPEND) {
+ if (!zloop_set_zone_append_sector(rq))
+ return BLK_STS_IOERR;
+ }
+
blk_mq_start_request(rq);
INIT_WORK(&cmd->work, zloop_cmd_workfn);
@@ -647,11 +739,12 @@ static int zloop_open(struct gendisk *disk, blk_mode_t mode)
}
static int zloop_report_zones(struct gendisk *disk, sector_t sector,
- unsigned int nr_zones, report_zones_cb cb, void *data)
+ unsigned int nr_zones, struct blk_report_zones_args *args)
{
struct zloop_device *zlo = disk->private_data;
struct blk_zone blkz = {};
unsigned int first, i;
+ unsigned long flags;
int ret;
first = disk_zone_no(disk, sector);
@@ -675,7 +768,9 @@ static int zloop_report_zones(struct gendisk *disk, sector_t sector,
blkz.start = zone->start;
blkz.len = zlo->zone_size;
+ spin_lock_irqsave(&zone->wp_lock, flags);
blkz.wp = zone->wp;
+ spin_unlock_irqrestore(&zone->wp_lock, flags);
blkz.cond = zone->cond;
if (test_bit(ZLOOP_ZONE_CONV, &zone->flags)) {
blkz.type = BLK_ZONE_TYPE_CONVENTIONAL;
@@ -687,7 +782,7 @@ static int zloop_report_zones(struct gendisk *disk, sector_t sector,
mutex_unlock(&zone->lock);
- ret = cb(&blkz, i, data);
+ ret = disk_report_zone(disk, &blkz, i, args);
if (ret)
return ret;
}
@@ -783,6 +878,7 @@ static int zloop_init_zone(struct zloop_device *zlo, struct zloop_options *opts,
int ret;
mutex_init(&zone->lock);
+ spin_lock_init(&zone->wp_lock);
zone->start = (sector_t)zone_no << zlo->zone_shift;
if (!restore)
@@ -884,7 +980,6 @@ static int zloop_ctl_add(struct zloop_options *opts)
{
struct queue_limits lim = {
.max_hw_sectors = SZ_1M >> SECTOR_SHIFT,
- .max_hw_zone_append_sectors = SZ_1M >> SECTOR_SHIFT,
.chunk_sectors = opts->zone_size,
.features = BLK_FEAT_ZONED,
};
@@ -936,6 +1031,9 @@ static int zloop_ctl_add(struct zloop_options *opts)
zlo->nr_zones = nr_zones;
zlo->nr_conv_zones = opts->nr_conv_zones;
zlo->buffered_io = opts->buffered_io;
+ zlo->zone_append = opts->zone_append;
+ if (zlo->zone_append)
+ zlo->ordered_zone_append = opts->ordered_zone_append;
zlo->workqueue = alloc_workqueue("zloop%d", WQ_UNBOUND | WQ_FREEZABLE,
opts->nr_queues * opts->queue_depth, zlo->id);
@@ -976,6 +1074,8 @@ static int zloop_ctl_add(struct zloop_options *opts)
lim.physical_block_size = zlo->block_size;
lim.logical_block_size = zlo->block_size;
+ if (zlo->zone_append)
+ lim.max_hw_zone_append_sectors = lim.max_hw_sectors;
zlo->tag_set.ops = &zloop_mq_ops;
zlo->tag_set.nr_hw_queues = opts->nr_queues;
@@ -1016,10 +1116,14 @@ static int zloop_ctl_add(struct zloop_options *opts)
zlo->state = Zlo_live;
mutex_unlock(&zloop_ctl_mutex);
- pr_info("Added device %d: %u zones of %llu MB, %u B block size\n",
+ pr_info("zloop: device %d, %u zones of %llu MiB, %u B block size\n",
zlo->id, zlo->nr_zones,
((sector_t)zlo->zone_size << SECTOR_SHIFT) >> 20,
zlo->block_size);
+ pr_info("zloop%d: using %s%s zone append\n",
+ zlo->id,
+ zlo->ordered_zone_append ? "ordered " : "",
+ zlo->zone_append ? "native" : "emulated");
return 0;
@@ -1106,6 +1210,8 @@ static int zloop_parse_options(struct zloop_options *opts, const char *buf)
opts->nr_queues = ZLOOP_DEF_NR_QUEUES;
opts->queue_depth = ZLOOP_DEF_QUEUE_DEPTH;
opts->buffered_io = ZLOOP_DEF_BUFFERED_IO;
+ opts->zone_append = ZLOOP_DEF_ZONE_APPEND;
+ opts->ordered_zone_append = ZLOOP_DEF_ORDERED_ZONE_APPEND;
if (!buf)
return 0;
@@ -1215,6 +1321,21 @@ static int zloop_parse_options(struct zloop_options *opts, const char *buf)
case ZLOOP_OPT_BUFFERED_IO:
opts->buffered_io = true;
break;
+ case ZLOOP_OPT_ZONE_APPEND:
+ if (match_uint(args, &token)) {
+ ret = -EINVAL;
+ goto out;
+ }
+ if (token != 0 && token != 1) {
+ pr_err("Invalid zone_append value\n");
+ ret = -EINVAL;
+ goto out;
+ }
+ opts->zone_append = token;
+ break;
+ case ZLOOP_OPT_ORDERED_ZONE_APPEND:
+ opts->ordered_zone_append = true;
+ break;
case ZLOOP_OPT_ERR:
default:
pr_warn("unknown parameter or missing value '%s'\n", p);
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 8acad3cc6e6e..5759823d6314 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -500,8 +500,31 @@ out:
}
#ifdef CONFIG_ZRAM_WRITEBACK
+#define INVALID_BDEV_BLOCK (~0UL)
+
+struct zram_wb_ctl {
+ /* idle list is accessed only by the writeback task, no concurency */
+ struct list_head idle_reqs;
+ /* done list is accessed concurrently, protect by done_lock */
+ struct list_head done_reqs;
+ wait_queue_head_t done_wait;
+ spinlock_t done_lock;
+ atomic_t num_inflight;
+};
+
+struct zram_wb_req {
+ unsigned long blk_idx;
+ struct page *page;
+ struct zram_pp_slot *pps;
+ struct bio_vec bio_vec;
+ struct bio bio;
+
+ struct list_head entry;
+};
+
static ssize_t writeback_limit_enable_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t len)
+ struct device_attribute *attr,
+ const char *buf, size_t len)
{
struct zram *zram = dev_to_zram(dev);
u64 val;
@@ -510,33 +533,31 @@ static ssize_t writeback_limit_enable_store(struct device *dev,
if (kstrtoull(buf, 10, &val))
return ret;
- down_read(&zram->init_lock);
- spin_lock(&zram->wb_limit_lock);
+ down_write(&zram->init_lock);
zram->wb_limit_enable = val;
- spin_unlock(&zram->wb_limit_lock);
- up_read(&zram->init_lock);
+ up_write(&zram->init_lock);
ret = len;
return ret;
}
static ssize_t writeback_limit_enable_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+ struct device_attribute *attr,
+ char *buf)
{
bool val;
struct zram *zram = dev_to_zram(dev);
down_read(&zram->init_lock);
- spin_lock(&zram->wb_limit_lock);
val = zram->wb_limit_enable;
- spin_unlock(&zram->wb_limit_lock);
up_read(&zram->init_lock);
return sysfs_emit(buf, "%d\n", val);
}
static ssize_t writeback_limit_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t len)
+ struct device_attribute *attr,
+ const char *buf, size_t len)
{
struct zram *zram = dev_to_zram(dev);
u64 val;
@@ -545,31 +566,71 @@ static ssize_t writeback_limit_store(struct device *dev,
if (kstrtoull(buf, 10, &val))
return ret;
- down_read(&zram->init_lock);
- spin_lock(&zram->wb_limit_lock);
+ /*
+ * When the page size is greater than 4KB, if bd_wb_limit is set to
+ * a value that is not page - size aligned, it will cause value
+ * wrapping. For example, when the page size is set to 16KB and
+ * bd_wb_limit is set to 3, a single write - back operation will
+ * cause bd_wb_limit to become -1. Even more terrifying is that
+ * bd_wb_limit is an unsigned number.
+ */
+ val = rounddown(val, PAGE_SIZE / 4096);
+
+ down_write(&zram->init_lock);
zram->bd_wb_limit = val;
- spin_unlock(&zram->wb_limit_lock);
- up_read(&zram->init_lock);
+ up_write(&zram->init_lock);
ret = len;
return ret;
}
static ssize_t writeback_limit_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+ struct device_attribute *attr, char *buf)
{
u64 val;
struct zram *zram = dev_to_zram(dev);
down_read(&zram->init_lock);
- spin_lock(&zram->wb_limit_lock);
val = zram->bd_wb_limit;
- spin_unlock(&zram->wb_limit_lock);
up_read(&zram->init_lock);
return sysfs_emit(buf, "%llu\n", val);
}
+static ssize_t writeback_batch_size_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t len)
+{
+ struct zram *zram = dev_to_zram(dev);
+ u32 val;
+
+ if (kstrtouint(buf, 10, &val))
+ return -EINVAL;
+
+ if (!val)
+ return -EINVAL;
+
+ down_write(&zram->init_lock);
+ zram->wb_batch_size = val;
+ up_write(&zram->init_lock);
+
+ return len;
+}
+
+static ssize_t writeback_batch_size_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ u32 val;
+ struct zram *zram = dev_to_zram(dev);
+
+ down_read(&zram->init_lock);
+ val = zram->wb_batch_size;
+ up_read(&zram->init_lock);
+
+ return sysfs_emit(buf, "%u\n", val);
+}
+
static void reset_bdev(struct zram *zram)
{
if (!zram->backing_dev)
@@ -697,23 +758,20 @@ out:
return err;
}
-static unsigned long alloc_block_bdev(struct zram *zram)
+static unsigned long zram_reserve_bdev_block(struct zram *zram)
{
- unsigned long blk_idx = 1;
-retry:
- /* skip 0 bit to confuse zram.handle = 0 */
- blk_idx = find_next_zero_bit(zram->bitmap, zram->nr_pages, blk_idx);
- if (blk_idx == zram->nr_pages)
- return 0;
+ unsigned long blk_idx;
- if (test_and_set_bit(blk_idx, zram->bitmap))
- goto retry;
+ blk_idx = find_next_zero_bit(zram->bitmap, zram->nr_pages, 0);
+ if (blk_idx == zram->nr_pages)
+ return INVALID_BDEV_BLOCK;
+ set_bit(blk_idx, zram->bitmap);
atomic64_inc(&zram->stats.bd_count);
return blk_idx;
}
-static void free_block_bdev(struct zram *zram, unsigned long blk_idx)
+static void zram_release_bdev_block(struct zram *zram, unsigned long blk_idx)
{
int was_set;
@@ -734,32 +792,249 @@ static void read_from_bdev_async(struct zram *zram, struct page *page,
submit_bio(bio);
}
-static int zram_writeback_slots(struct zram *zram, struct zram_pp_ctl *ctl)
+static void release_wb_req(struct zram_wb_req *req)
{
- unsigned long blk_idx = 0;
- struct page *page = NULL;
- struct zram_pp_slot *pps;
- struct bio_vec bio_vec;
- struct bio bio;
+ __free_page(req->page);
+ kfree(req);
+}
+
+static void release_wb_ctl(struct zram_wb_ctl *wb_ctl)
+{
+ if (!wb_ctl)
+ return;
+
+ /* We should never have inflight requests at this point */
+ WARN_ON(atomic_read(&wb_ctl->num_inflight));
+ WARN_ON(!list_empty(&wb_ctl->done_reqs));
+
+ while (!list_empty(&wb_ctl->idle_reqs)) {
+ struct zram_wb_req *req;
+
+ req = list_first_entry(&wb_ctl->idle_reqs,
+ struct zram_wb_req, entry);
+ list_del(&req->entry);
+ release_wb_req(req);
+ }
+
+ kfree(wb_ctl);
+}
+
+static struct zram_wb_ctl *init_wb_ctl(struct zram *zram)
+{
+ struct zram_wb_ctl *wb_ctl;
+ int i;
+
+ wb_ctl = kmalloc(sizeof(*wb_ctl), GFP_KERNEL);
+ if (!wb_ctl)
+ return NULL;
+
+ INIT_LIST_HEAD(&wb_ctl->idle_reqs);
+ INIT_LIST_HEAD(&wb_ctl->done_reqs);
+ atomic_set(&wb_ctl->num_inflight, 0);
+ init_waitqueue_head(&wb_ctl->done_wait);
+ spin_lock_init(&wb_ctl->done_lock);
+
+ for (i = 0; i < zram->wb_batch_size; i++) {
+ struct zram_wb_req *req;
+
+ /*
+ * This is fatal condition only if we couldn't allocate
+ * any requests at all. Otherwise we just work with the
+ * requests that we have successfully allocated, so that
+ * writeback can still proceed, even if there is only one
+ * request on the idle list.
+ */
+ req = kzalloc(sizeof(*req), GFP_KERNEL | __GFP_NOWARN);
+ if (!req)
+ break;
+
+ req->page = alloc_page(GFP_KERNEL | __GFP_NOWARN);
+ if (!req->page) {
+ kfree(req);
+ break;
+ }
+
+ list_add(&req->entry, &wb_ctl->idle_reqs);
+ }
+
+ /* We couldn't allocate any requests, so writeabck is not possible */
+ if (list_empty(&wb_ctl->idle_reqs))
+ goto release_wb_ctl;
+
+ return wb_ctl;
+
+release_wb_ctl:
+ release_wb_ctl(wb_ctl);
+ return NULL;
+}
+
+static void zram_account_writeback_rollback(struct zram *zram)
+{
+ lockdep_assert_held_read(&zram->init_lock);
+
+ if (zram->wb_limit_enable)
+ zram->bd_wb_limit += 1UL << (PAGE_SHIFT - 12);
+}
+
+static void zram_account_writeback_submit(struct zram *zram)
+{
+ lockdep_assert_held_read(&zram->init_lock);
+
+ if (zram->wb_limit_enable && zram->bd_wb_limit > 0)
+ zram->bd_wb_limit -= 1UL << (PAGE_SHIFT - 12);
+}
+
+static int zram_writeback_complete(struct zram *zram, struct zram_wb_req *req)
+{
+ u32 index = req->pps->index;
+ int err;
+
+ err = blk_status_to_errno(req->bio.bi_status);
+ if (err) {
+ /*
+ * Failed wb requests should not be accounted in wb_limit
+ * (if enabled).
+ */
+ zram_account_writeback_rollback(zram);
+ zram_release_bdev_block(zram, req->blk_idx);
+ return err;
+ }
+
+ atomic64_inc(&zram->stats.bd_writes);
+ zram_slot_lock(zram, index);
+ /*
+ * We release slot lock during writeback so slot can change under us:
+ * slot_free() or slot_free() and zram_write_page(). In both cases
+ * slot loses ZRAM_PP_SLOT flag. No concurrent post-processing can
+ * set ZRAM_PP_SLOT on such slots until current post-processing
+ * finishes.
+ */
+ if (!zram_test_flag(zram, index, ZRAM_PP_SLOT)) {
+ zram_release_bdev_block(zram, req->blk_idx);
+ goto out;
+ }
+
+ zram_free_page(zram, index);
+ zram_set_flag(zram, index, ZRAM_WB);
+ zram_set_handle(zram, index, req->blk_idx);
+ atomic64_inc(&zram->stats.pages_stored);
+
+out:
+ zram_slot_unlock(zram, index);
+ return 0;
+}
+
+static void zram_writeback_endio(struct bio *bio)
+{
+ struct zram_wb_req *req = container_of(bio, struct zram_wb_req, bio);
+ struct zram_wb_ctl *wb_ctl = bio->bi_private;
+ unsigned long flags;
+
+ spin_lock_irqsave(&wb_ctl->done_lock, flags);
+ list_add(&req->entry, &wb_ctl->done_reqs);
+ spin_unlock_irqrestore(&wb_ctl->done_lock, flags);
+
+ wake_up(&wb_ctl->done_wait);
+}
+
+static void zram_submit_wb_request(struct zram *zram,
+ struct zram_wb_ctl *wb_ctl,
+ struct zram_wb_req *req)
+{
+ /*
+ * wb_limit (if enabled) should be adjusted before submission,
+ * so that we don't over-submit.
+ */
+ zram_account_writeback_submit(zram);
+ atomic_inc(&wb_ctl->num_inflight);
+ req->bio.bi_private = wb_ctl;
+ submit_bio(&req->bio);
+}
+
+static int zram_complete_done_reqs(struct zram *zram,
+ struct zram_wb_ctl *wb_ctl)
+{
+ struct zram_wb_req *req;
+ unsigned long flags;
int ret = 0, err;
- u32 index;
- page = alloc_page(GFP_KERNEL);
- if (!page)
- return -ENOMEM;
+ while (atomic_read(&wb_ctl->num_inflight) > 0) {
+ spin_lock_irqsave(&wb_ctl->done_lock, flags);
+ req = list_first_entry_or_null(&wb_ctl->done_reqs,
+ struct zram_wb_req, entry);
+ if (req)
+ list_del(&req->entry);
+ spin_unlock_irqrestore(&wb_ctl->done_lock, flags);
+
+ /* ->num_inflight > 0 doesn't mean we have done requests */
+ if (!req)
+ break;
+
+ err = zram_writeback_complete(zram, req);
+ if (err)
+ ret = err;
+
+ atomic_dec(&wb_ctl->num_inflight);
+ release_pp_slot(zram, req->pps);
+ req->pps = NULL;
+
+ list_add(&req->entry, &wb_ctl->idle_reqs);
+ }
+
+ return ret;
+}
+
+static struct zram_wb_req *zram_select_idle_req(struct zram_wb_ctl *wb_ctl)
+{
+ struct zram_wb_req *req;
+
+ req = list_first_entry_or_null(&wb_ctl->idle_reqs,
+ struct zram_wb_req, entry);
+ if (req)
+ list_del(&req->entry);
+ return req;
+}
+
+static int zram_writeback_slots(struct zram *zram,
+ struct zram_pp_ctl *ctl,
+ struct zram_wb_ctl *wb_ctl)
+{
+ unsigned long blk_idx = INVALID_BDEV_BLOCK;
+ struct zram_wb_req *req = NULL;
+ struct zram_pp_slot *pps;
+ int ret = 0, err = 0;
+ u32 index = 0;
while ((pps = select_pp_slot(ctl))) {
- spin_lock(&zram->wb_limit_lock);
if (zram->wb_limit_enable && !zram->bd_wb_limit) {
- spin_unlock(&zram->wb_limit_lock);
ret = -EIO;
break;
}
- spin_unlock(&zram->wb_limit_lock);
- if (!blk_idx) {
- blk_idx = alloc_block_bdev(zram);
- if (!blk_idx) {
+ while (!req) {
+ req = zram_select_idle_req(wb_ctl);
+ if (req)
+ break;
+
+ wait_event(wb_ctl->done_wait,
+ !list_empty(&wb_ctl->done_reqs));
+
+ err = zram_complete_done_reqs(zram, wb_ctl);
+ /*
+ * BIO errors are not fatal, we continue and simply
+ * attempt to writeback the remaining objects (pages).
+ * At the same time we need to signal user-space that
+ * some writes (at least one, but also could be all of
+ * them) were not successful and we do so by returning
+ * the most recent BIO error.
+ */
+ if (err)
+ ret = err;
+ }
+
+ if (blk_idx == INVALID_BDEV_BLOCK) {
+ blk_idx = zram_reserve_bdev_block(zram);
+ if (blk_idx == INVALID_BDEV_BLOCK) {
ret = -ENOSPC;
break;
}
@@ -768,74 +1043,54 @@ static int zram_writeback_slots(struct zram *zram, struct zram_pp_ctl *ctl)
index = pps->index;
zram_slot_lock(zram, index);
/*
- * scan_slots() sets ZRAM_PP_SLOT and relases slot lock, so
+ * scan_slots() sets ZRAM_PP_SLOT and releases slot lock, so
* slots can change in the meantime. If slots are accessed or
* freed they lose ZRAM_PP_SLOT flag and hence we don't
* post-process them.
*/
if (!zram_test_flag(zram, index, ZRAM_PP_SLOT))
goto next;
- if (zram_read_from_zspool(zram, page, index))
+ if (zram_read_from_zspool(zram, req->page, index))
goto next;
zram_slot_unlock(zram, index);
- bio_init(&bio, zram->bdev, &bio_vec, 1,
- REQ_OP_WRITE | REQ_SYNC);
- bio.bi_iter.bi_sector = blk_idx * (PAGE_SIZE >> 9);
- __bio_add_page(&bio, page, PAGE_SIZE, 0);
-
/*
- * XXX: A single page IO would be inefficient for write
- * but it would be not bad as starter.
+ * From now on pp-slot is owned by the req, remove it from
+ * its pp bucket.
*/
- err = submit_bio_wait(&bio);
- if (err) {
- release_pp_slot(zram, pps);
- /*
- * BIO errors are not fatal, we continue and simply
- * attempt to writeback the remaining objects (pages).
- * At the same time we need to signal user-space that
- * some writes (at least one, but also could be all of
- * them) were not successful and we do so by returning
- * the most recent BIO error.
- */
- ret = err;
- continue;
- }
-
- atomic64_inc(&zram->stats.bd_writes);
- zram_slot_lock(zram, index);
- /*
- * Same as above, we release slot lock during writeback so
- * slot can change under us: slot_free() or slot_free() and
- * reallocation (zram_write_page()). In both cases slot loses
- * ZRAM_PP_SLOT flag. No concurrent post-processing can set
- * ZRAM_PP_SLOT on such slots until current post-processing
- * finishes.
- */
- if (!zram_test_flag(zram, index, ZRAM_PP_SLOT))
- goto next;
+ list_del_init(&pps->entry);
+
+ req->blk_idx = blk_idx;
+ req->pps = pps;
+ bio_init(&req->bio, zram->bdev, &req->bio_vec, 1, REQ_OP_WRITE);
+ req->bio.bi_iter.bi_sector = req->blk_idx * (PAGE_SIZE >> 9);
+ req->bio.bi_end_io = zram_writeback_endio;
+ __bio_add_page(&req->bio, req->page, PAGE_SIZE, 0);
+
+ zram_submit_wb_request(zram, wb_ctl, req);
+ blk_idx = INVALID_BDEV_BLOCK;
+ req = NULL;
+ cond_resched();
+ continue;
- zram_free_page(zram, index);
- zram_set_flag(zram, index, ZRAM_WB);
- zram_set_handle(zram, index, blk_idx);
- blk_idx = 0;
- atomic64_inc(&zram->stats.pages_stored);
- spin_lock(&zram->wb_limit_lock);
- if (zram->wb_limit_enable && zram->bd_wb_limit > 0)
- zram->bd_wb_limit -= 1UL << (PAGE_SHIFT - 12);
- spin_unlock(&zram->wb_limit_lock);
next:
zram_slot_unlock(zram, index);
release_pp_slot(zram, pps);
-
- cond_resched();
}
- if (blk_idx)
- free_block_bdev(zram, blk_idx);
- if (page)
- __free_page(page);
+ /*
+ * Selected idle req, but never submitted it due to some error or
+ * wb limit.
+ */
+ if (req)
+ release_wb_req(req);
+
+ while (atomic_read(&wb_ctl->num_inflight) > 0) {
+ wait_event(wb_ctl->done_wait, !list_empty(&wb_ctl->done_reqs));
+ err = zram_complete_done_reqs(zram, wb_ctl);
+ if (err)
+ ret = err;
+ }
return ret;
}
@@ -948,7 +1203,8 @@ static ssize_t writeback_store(struct device *dev,
struct zram *zram = dev_to_zram(dev);
u64 nr_pages = zram->disksize >> PAGE_SHIFT;
unsigned long lo = 0, hi = nr_pages;
- struct zram_pp_ctl *ctl = NULL;
+ struct zram_pp_ctl *pp_ctl = NULL;
+ struct zram_wb_ctl *wb_ctl = NULL;
char *args, *param, *val;
ssize_t ret = len;
int err, mode = 0;
@@ -970,8 +1226,14 @@ static ssize_t writeback_store(struct device *dev,
goto release_init_lock;
}
- ctl = init_pp_ctl();
- if (!ctl) {
+ pp_ctl = init_pp_ctl();
+ if (!pp_ctl) {
+ ret = -ENOMEM;
+ goto release_init_lock;
+ }
+
+ wb_ctl = init_wb_ctl(zram);
+ if (!wb_ctl) {
ret = -ENOMEM;
goto release_init_lock;
}
@@ -1000,7 +1262,7 @@ static ssize_t writeback_store(struct device *dev,
goto release_init_lock;
}
- scan_slots_for_writeback(zram, mode, lo, hi, ctl);
+ scan_slots_for_writeback(zram, mode, lo, hi, pp_ctl);
break;
}
@@ -1011,7 +1273,7 @@ static ssize_t writeback_store(struct device *dev,
goto release_init_lock;
}
- scan_slots_for_writeback(zram, mode, lo, hi, ctl);
+ scan_slots_for_writeback(zram, mode, lo, hi, pp_ctl);
break;
}
@@ -1022,7 +1284,7 @@ static ssize_t writeback_store(struct device *dev,
goto release_init_lock;
}
- scan_slots_for_writeback(zram, mode, lo, hi, ctl);
+ scan_slots_for_writeback(zram, mode, lo, hi, pp_ctl);
continue;
}
@@ -1033,17 +1295,18 @@ static ssize_t writeback_store(struct device *dev,
goto release_init_lock;
}
- scan_slots_for_writeback(zram, mode, lo, hi, ctl);
+ scan_slots_for_writeback(zram, mode, lo, hi, pp_ctl);
continue;
}
}
- err = zram_writeback_slots(zram, ctl);
+ err = zram_writeback_slots(zram, pp_ctl, wb_ctl);
if (err)
ret = err;
release_init_lock:
- release_pp_ctl(zram, ctl);
+ release_pp_ctl(zram, pp_ctl);
+ release_wb_ctl(wb_ctl);
atomic_set(&zram->pp_in_progress, 0);
up_read(&zram->init_lock);
@@ -1085,7 +1348,7 @@ static int read_from_bdev_sync(struct zram *zram, struct page *page,
work.entry = entry;
INIT_WORK_ONSTACK(&work.work, zram_sync_read);
- queue_work(system_unbound_wq, &work.work);
+ queue_work(system_dfl_wq, &work.work);
flush_work(&work.work);
destroy_work_on_stack(&work.work);
@@ -1112,7 +1375,9 @@ static int read_from_bdev(struct zram *zram, struct page *page,
return -EIO;
}
-static void free_block_bdev(struct zram *zram, unsigned long blk_idx) {};
+static void zram_release_bdev_block(struct zram *zram, unsigned long blk_idx)
+{
+}
#endif
#ifdef CONFIG_ZRAM_MEMORY_TRACKING
@@ -1225,18 +1490,6 @@ static void comp_algorithm_set(struct zram *zram, u32 prio, const char *alg)
zram->comp_algs[prio] = alg;
}
-static ssize_t __comp_algorithm_show(struct zram *zram, u32 prio,
- char *buf, ssize_t at)
-{
- ssize_t sz;
-
- down_read(&zram->init_lock);
- sz = zcomp_available_show(zram->comp_algs[prio], buf, at);
- up_read(&zram->init_lock);
-
- return sz;
-}
-
static int __comp_algorithm_store(struct zram *zram, u32 prio, const char *buf)
{
char *compressor;
@@ -1387,8 +1640,12 @@ static ssize_t comp_algorithm_show(struct device *dev,
char *buf)
{
struct zram *zram = dev_to_zram(dev);
+ ssize_t sz;
- return __comp_algorithm_show(zram, ZRAM_PRIMARY_COMP, buf, 0);
+ down_read(&zram->init_lock);
+ sz = zcomp_available_show(zram->comp_algs[ZRAM_PRIMARY_COMP], buf, 0);
+ up_read(&zram->init_lock);
+ return sz;
}
static ssize_t comp_algorithm_store(struct device *dev,
@@ -1412,14 +1669,15 @@ static ssize_t recomp_algorithm_show(struct device *dev,
ssize_t sz = 0;
u32 prio;
+ down_read(&zram->init_lock);
for (prio = ZRAM_SECONDARY_COMP; prio < ZRAM_MAX_COMPS; prio++) {
if (!zram->comp_algs[prio])
continue;
sz += sysfs_emit_at(buf, sz, "#%d: ", prio);
- sz += __comp_algorithm_show(zram, prio, buf, sz);
+ sz += zcomp_available_show(zram->comp_algs[prio], buf, sz);
}
-
+ up_read(&zram->init_lock);
return sz;
}
@@ -1641,7 +1899,7 @@ static void zram_free_page(struct zram *zram, size_t index)
if (zram_test_flag(zram, index, ZRAM_WB)) {
zram_clear_flag(zram, index, ZRAM_WB);
- free_block_bdev(zram, zram_get_handle(zram, index));
+ zram_release_bdev_block(zram, zram_get_handle(zram, index));
goto out;
}
@@ -1747,14 +2005,14 @@ static int zram_read_page(struct zram *zram, struct page *page, u32 index,
ret = zram_read_from_zspool(zram, page, index);
zram_slot_unlock(zram, index);
} else {
+ unsigned long blk_idx = zram_get_handle(zram, index);
+
/*
* The slot should be unlocked before reading from the backing
* device.
*/
zram_slot_unlock(zram, index);
-
- ret = read_from_bdev(zram, page, zram_get_handle(zram, index),
- parent);
+ ret = read_from_bdev(zram, page, blk_idx, parent);
}
/* Should NEVER happen. Return bio error if it does. */
@@ -1795,6 +2053,7 @@ static int write_same_filled_page(struct zram *zram, unsigned long fill,
u32 index)
{
zram_slot_lock(zram, index);
+ zram_free_page(zram, index);
zram_set_flag(zram, index, ZRAM_SAME);
zram_set_handle(zram, index, fill);
zram_slot_unlock(zram, index);
@@ -1832,6 +2091,7 @@ static int write_incompressible_page(struct zram *zram, struct page *page,
kunmap_local(src);
zram_slot_lock(zram, index);
+ zram_free_page(zram, index);
zram_set_flag(zram, index, ZRAM_HUGE);
zram_set_handle(zram, index, handle);
zram_set_obj_size(zram, index, PAGE_SIZE);
@@ -1855,11 +2115,6 @@ static int zram_write_page(struct zram *zram, struct page *page, u32 index)
unsigned long element;
bool same_filled;
- /* First, free memory allocated to this slot (if any) */
- zram_slot_lock(zram, index);
- zram_free_page(zram, index);
- zram_slot_unlock(zram, index);
-
mem = kmap_local_page(page);
same_filled = page_same_filled(mem, &element);
kunmap_local(mem);
@@ -1901,6 +2156,7 @@ static int zram_write_page(struct zram *zram, struct page *page, u32 index)
zcomp_stream_put(zstrm);
zram_slot_lock(zram, index);
+ zram_free_page(zram, index);
zram_set_handle(zram, index, handle);
zram_set_obj_size(zram, index, comp_len);
zram_slot_unlock(zram, index);
@@ -2619,6 +2875,7 @@ static DEVICE_ATTR_RW(backing_dev);
static DEVICE_ATTR_WO(writeback);
static DEVICE_ATTR_RW(writeback_limit);
static DEVICE_ATTR_RW(writeback_limit_enable);
+static DEVICE_ATTR_RW(writeback_batch_size);
#endif
#ifdef CONFIG_ZRAM_MULTI_COMP
static DEVICE_ATTR_RW(recomp_algorithm);
@@ -2640,6 +2897,7 @@ static struct attribute *zram_disk_attrs[] = {
&dev_attr_writeback.attr,
&dev_attr_writeback_limit.attr,
&dev_attr_writeback_limit_enable.attr,
+ &dev_attr_writeback_batch_size.attr,
#endif
&dev_attr_io_stat.attr,
&dev_attr_mm_stat.attr,
@@ -2701,7 +2959,7 @@ static int zram_add(void)
init_rwsem(&zram->init_lock);
#ifdef CONFIG_ZRAM_WRITEBACK
- spin_lock_init(&zram->wb_limit_lock);
+ zram->wb_batch_size = 32;
#endif
/* gendisk structure */
diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h
index 6cee93f9c0d0..c6d94501376c 100644
--- a/drivers/block/zram/zram_drv.h
+++ b/drivers/block/zram/zram_drv.h
@@ -127,8 +127,8 @@ struct zram {
bool claim; /* Protected by disk->open_mutex */
#ifdef CONFIG_ZRAM_WRITEBACK
struct file *backing_dev;
- spinlock_t wb_limit_lock;
bool wb_limit_enable;
+ u32 wb_batch_size;
u64 bd_wb_limit;
struct block_device *bdev;
unsigned long *bitmap;
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index 4ab32abf0f48..c5d45cf91f88 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -188,6 +188,7 @@ config BT_HCIUART_3WIRE
bool "Three-wire UART (H5) protocol support"
depends on BT_HCIUART
depends on BT_HCIUART_SERDEV
+ select CRC_CCITT
help
The HCI Three-wire UART Transport Layer makes it possible to
user the Bluetooth HCI over a serial port interface. The HCI
@@ -312,7 +313,9 @@ config BT_HCIBCM4377
config BT_HCIBPA10X
tristate "HCI BPA10x USB driver"
+ depends on BT_HCIUART
depends on USB
+ select BT_HCIUART_H4
help
Bluetooth HCI BPA10x USB driver.
This driver provides support for the Digianswer BPA 100/105 Bluetooth
@@ -437,8 +440,10 @@ config BT_MTKSDIO
config BT_MTKUART
tristate "MediaTek HCI UART driver"
+ depends on BT_HCIUART
depends on SERIAL_DEV_BUS
depends on USB || !BT_HCIBTUSB_MTK
+ select BT_HCIUART_H4
select BT_MTK
help
MediaTek Bluetooth HCI UART driver.
@@ -483,7 +488,9 @@ config BT_VIRTIO
config BT_NXPUART
tristate "NXP protocol support"
+ depends on BT_HCIUART
depends on SERIAL_DEV_BUS
+ select BT_HCIUART_H4
select CRC32
select CRC8
help
diff --git a/drivers/bluetooth/bpa10x.c b/drivers/bluetooth/bpa10x.c
index 8b43dfc755de..e305d04aac9d 100644
--- a/drivers/bluetooth/bpa10x.c
+++ b/drivers/bluetooth/bpa10x.c
@@ -20,7 +20,7 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#include "h4_recv.h"
+#include "hci_uart.h"
#define VERSION "0.11"
@@ -41,6 +41,7 @@ struct bpa10x_data {
struct usb_anchor rx_anchor;
struct sk_buff *rx_skb[2];
+ struct hci_uart hu;
};
static void bpa10x_tx_complete(struct urb *urb)
@@ -96,7 +97,7 @@ static void bpa10x_rx_complete(struct urb *urb)
if (urb->status == 0) {
bool idx = usb_pipebulk(urb->pipe);
- data->rx_skb[idx] = h4_recv_buf(hdev, data->rx_skb[idx],
+ data->rx_skb[idx] = h4_recv_buf(&data->hu, data->rx_skb[idx],
urb->transfer_buffer,
urb->actual_length,
bpa10x_recv_pkts,
@@ -388,6 +389,7 @@ static int bpa10x_probe(struct usb_interface *intf,
hci_set_drvdata(hdev, data);
data->hdev = hdev;
+ data->hu.hdev = hdev;
SET_HCIDEV_DEV(hdev, &intf->dev);
diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c
index 3a3a56ddbb06..d33cc70eec66 100644
--- a/drivers/bluetooth/btbcm.c
+++ b/drivers/bluetooth/btbcm.c
@@ -642,7 +642,9 @@ int btbcm_initialize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud
snprintf(postfix, sizeof(postfix), "-%4.4x-%4.4x", vid, pid);
}
- fw_name = kmalloc(BCM_FW_NAME_COUNT_MAX * BCM_FW_NAME_LEN, GFP_KERNEL);
+ fw_name = kmalloc_array(BCM_FW_NAME_COUNT_MAX,
+ sizeof(*fw_name),
+ GFP_KERNEL);
if (!fw_name)
return -ENOMEM;
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index be69d21c9aa7..9d29ab811f80 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -484,6 +484,7 @@ int btintel_version_info_tlv(struct hci_dev *hdev,
case 0x1d: /* BlazarU (BzrU) */
case 0x1e: /* BlazarI (Bzr) */
case 0x1f: /* Scorpious Peak */
+ case 0x22: /* BlazarIW (BzrIW) */
break;
default:
bt_dev_err(hdev, "Unsupported Intel hardware variant (0x%x)",
@@ -3253,6 +3254,7 @@ void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
case 0x1d:
case 0x1e:
case 0x1f:
+ case 0x22:
hci_set_msft_opcode(hdev, 0xFC1E);
break;
default:
@@ -3593,6 +3595,7 @@ static int btintel_setup_combined(struct hci_dev *hdev)
case 0x1d:
case 0x1e:
case 0x1f:
+ case 0x22:
/* Display version information of TLV type */
btintel_version_info_tlv(hdev, &ver_tlv);
diff --git a/drivers/bluetooth/btintel_pcie.c b/drivers/bluetooth/btintel_pcie.c
index 6e7bbbd35279..2936b535479f 100644
--- a/drivers/bluetooth/btintel_pcie.c
+++ b/drivers/bluetooth/btintel_pcie.c
@@ -15,9 +15,11 @@
#include <linux/interrupt.h>
#include <linux/unaligned.h>
+#include <linux/devcoredump.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
+#include <net/bluetooth/hci_drv.h>
#include "btintel.h"
#include "btintel_pcie.h"
@@ -35,8 +37,13 @@
/* Intel Bluetooth PCIe device id table */
static const struct pci_device_id btintel_pcie_table[] = {
+ /* BlazarI, Wildcat Lake */
{ BTINTEL_PCI_DEVICE(0x4D76, PCI_ANY_ID) },
+ /* BlazarI, Lunar Lake */
{ BTINTEL_PCI_DEVICE(0xA876, PCI_ANY_ID) },
+ /* Scorpious, Panther Lake-H484 */
+ { BTINTEL_PCI_DEVICE(0xE376, PCI_ANY_ID) },
+ /* Scorpious, Panther Lake-H404 */
{ BTINTEL_PCI_DEVICE(0xE476, PCI_ANY_ID) },
{ 0 }
};
@@ -554,25 +561,6 @@ static void btintel_pcie_mac_init(struct btintel_pcie_data *data)
btintel_pcie_wr_reg32(data, BTINTEL_PCIE_CSR_FUNC_CTRL_REG, reg);
}
-static int btintel_pcie_add_dmp_data(struct hci_dev *hdev, const void *data, int size)
-{
- struct sk_buff *skb;
- int err;
-
- skb = alloc_skb(size, GFP_ATOMIC);
- if (!skb)
- return -ENOMEM;
-
- skb_put_data(skb, data, size);
- err = hci_devcd_append(hdev, skb);
- if (err) {
- bt_dev_err(hdev, "Failed to append data in the coredump");
- return err;
- }
-
- return 0;
-}
-
static int btintel_pcie_get_mac_access(struct btintel_pcie_data *data)
{
u32 reg;
@@ -617,30 +605,35 @@ static void btintel_pcie_release_mac_access(struct btintel_pcie_data *data)
btintel_pcie_wr_reg32(data, BTINTEL_PCIE_CSR_FUNC_CTRL_REG, reg);
}
-static void btintel_pcie_copy_tlv(struct sk_buff *skb, enum btintel_pcie_tlv_type type,
- void *data, int size)
+static void *btintel_pcie_copy_tlv(void *dest, enum btintel_pcie_tlv_type type,
+ void *data, size_t size)
{
struct intel_tlv *tlv;
- tlv = skb_put(skb, sizeof(*tlv) + size);
+ tlv = dest;
tlv->type = type;
tlv->len = size;
memcpy(tlv->val, data, tlv->len);
+ return dest + sizeof(*tlv) + size;
}
static int btintel_pcie_read_dram_buffers(struct btintel_pcie_data *data)
{
- u32 offset, prev_size, wr_ptr_status, dump_size, i;
+ u32 offset, prev_size, wr_ptr_status, dump_size, data_len;
struct btintel_pcie_dbgc *dbgc = &data->dbgc;
- u8 buf_idx, dump_time_len, fw_build;
struct hci_dev *hdev = data->hdev;
+ u8 *pdata, *p, buf_idx;
struct intel_tlv *tlv;
struct timespec64 now;
- struct sk_buff *skb;
struct tm tm_now;
- char buf[256];
- u16 hdr_len;
- int ret;
+ char fw_build[128];
+ char ts[128];
+ char vendor[64];
+ char driver[64];
+
+ if (!IS_ENABLED(CONFIG_DEV_COREDUMP))
+ return -EOPNOTSUPP;
+
wr_ptr_status = btintel_pcie_rd_dev_mem(data, BTINTEL_PCIE_DBGC_CUR_DBGBUFF_STATUS);
offset = wr_ptr_status & BTINTEL_PCIE_DBG_OFFSET_BIT_MASK;
@@ -657,88 +650,84 @@ static int btintel_pcie_read_dram_buffers(struct btintel_pcie_data *data)
else
return -EINVAL;
+ snprintf(vendor, sizeof(vendor), "Vendor: Intel\n");
+ snprintf(driver, sizeof(driver), "Driver: %s\n",
+ data->dmp_hdr.driver_name);
+
ktime_get_real_ts64(&now);
time64_to_tm(now.tv_sec, 0, &tm_now);
- dump_time_len = snprintf(buf, sizeof(buf), "Dump Time: %02d-%02d-%04ld %02d:%02d:%02d",
+ snprintf(ts, sizeof(ts), "Dump Time: %02d-%02d-%04ld %02d:%02d:%02d",
tm_now.tm_mday, tm_now.tm_mon + 1, tm_now.tm_year + 1900,
tm_now.tm_hour, tm_now.tm_min, tm_now.tm_sec);
- fw_build = snprintf(buf + dump_time_len, sizeof(buf) - dump_time_len,
+ snprintf(fw_build, sizeof(fw_build),
"Firmware Timestamp: Year %u WW %02u buildtype %u build %u",
2000 + (data->dmp_hdr.fw_timestamp >> 8),
data->dmp_hdr.fw_timestamp & 0xff, data->dmp_hdr.fw_build_type,
data->dmp_hdr.fw_build_num);
- hdr_len = sizeof(*tlv) + sizeof(data->dmp_hdr.cnvi_bt) +
- sizeof(*tlv) + sizeof(data->dmp_hdr.write_ptr) +
- sizeof(*tlv) + sizeof(data->dmp_hdr.wrap_ctr) +
- sizeof(*tlv) + sizeof(data->dmp_hdr.trigger_reason) +
- sizeof(*tlv) + sizeof(data->dmp_hdr.fw_git_sha1) +
- sizeof(*tlv) + sizeof(data->dmp_hdr.cnvr_top) +
- sizeof(*tlv) + sizeof(data->dmp_hdr.cnvi_top) +
- sizeof(*tlv) + dump_time_len +
- sizeof(*tlv) + fw_build;
+ data_len = sizeof(*tlv) + sizeof(data->dmp_hdr.cnvi_bt) +
+ sizeof(*tlv) + sizeof(data->dmp_hdr.write_ptr) +
+ sizeof(*tlv) + sizeof(data->dmp_hdr.wrap_ctr) +
+ sizeof(*tlv) + sizeof(data->dmp_hdr.trigger_reason) +
+ sizeof(*tlv) + sizeof(data->dmp_hdr.fw_git_sha1) +
+ sizeof(*tlv) + sizeof(data->dmp_hdr.cnvr_top) +
+ sizeof(*tlv) + sizeof(data->dmp_hdr.cnvi_top) +
+ sizeof(*tlv) + strlen(ts) +
+ sizeof(*tlv) + strlen(fw_build) +
+ sizeof(*tlv) + strlen(vendor) +
+ sizeof(*tlv) + strlen(driver);
- dump_size = hdr_len + sizeof(hdr_len);
+ /*
+ * sizeof(u32) - signature
+ * sizeof(data_len) - to store tlv data size
+ * data_len - TLV data
+ */
+ dump_size = sizeof(u32) + sizeof(data_len) + data_len;
- skb = alloc_skb(dump_size, GFP_KERNEL);
- if (!skb)
- return -ENOMEM;
/* Add debug buffers data length to dump size */
dump_size += BTINTEL_PCIE_DBGC_BUFFER_SIZE * dbgc->count;
- ret = hci_devcd_init(hdev, dump_size);
- if (ret) {
- bt_dev_err(hdev, "Failed to init devcoredump, err %d", ret);
- kfree_skb(skb);
- return ret;
- }
+ pdata = vmalloc(dump_size);
+ if (!pdata)
+ return -ENOMEM;
+ p = pdata;
- skb_put_data(skb, &hdr_len, sizeof(hdr_len));
+ *(u32 *)p = BTINTEL_PCIE_MAGIC_NUM;
+ p += sizeof(u32);
- btintel_pcie_copy_tlv(skb, BTINTEL_CNVI_BT, &data->dmp_hdr.cnvi_bt,
- sizeof(data->dmp_hdr.cnvi_bt));
+ *(u32 *)p = data_len;
+ p += sizeof(u32);
- btintel_pcie_copy_tlv(skb, BTINTEL_WRITE_PTR, &data->dmp_hdr.write_ptr,
- sizeof(data->dmp_hdr.write_ptr));
+
+ p = btintel_pcie_copy_tlv(p, BTINTEL_VENDOR, vendor, strlen(vendor));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_DRIVER, driver, strlen(driver));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_DUMP_TIME, ts, strlen(ts));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_FW_BUILD, fw_build,
+ strlen(fw_build));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_CNVI_BT, &data->dmp_hdr.cnvi_bt,
+ sizeof(data->dmp_hdr.cnvi_bt));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_WRITE_PTR, &data->dmp_hdr.write_ptr,
+ sizeof(data->dmp_hdr.write_ptr));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_WRAP_CTR, &data->dmp_hdr.wrap_ctr,
+ sizeof(data->dmp_hdr.wrap_ctr));
data->dmp_hdr.wrap_ctr = btintel_pcie_rd_dev_mem(data,
BTINTEL_PCIE_DBGC_DBGBUFF_WRAP_ARND);
- btintel_pcie_copy_tlv(skb, BTINTEL_WRAP_CTR, &data->dmp_hdr.wrap_ctr,
- sizeof(data->dmp_hdr.wrap_ctr));
-
- btintel_pcie_copy_tlv(skb, BTINTEL_TRIGGER_REASON, &data->dmp_hdr.trigger_reason,
- sizeof(data->dmp_hdr.trigger_reason));
-
- btintel_pcie_copy_tlv(skb, BTINTEL_FW_SHA, &data->dmp_hdr.fw_git_sha1,
- sizeof(data->dmp_hdr.fw_git_sha1));
-
- btintel_pcie_copy_tlv(skb, BTINTEL_CNVR_TOP, &data->dmp_hdr.cnvr_top,
- sizeof(data->dmp_hdr.cnvr_top));
-
- btintel_pcie_copy_tlv(skb, BTINTEL_CNVI_TOP, &data->dmp_hdr.cnvi_top,
- sizeof(data->dmp_hdr.cnvi_top));
-
- btintel_pcie_copy_tlv(skb, BTINTEL_DUMP_TIME, buf, dump_time_len);
-
- btintel_pcie_copy_tlv(skb, BTINTEL_FW_BUILD, buf + dump_time_len, fw_build);
-
- ret = hci_devcd_append(hdev, skb);
- if (ret)
- goto exit_err;
-
- for (i = 0; i < dbgc->count; i++) {
- ret = btintel_pcie_add_dmp_data(hdev, dbgc->bufs[i].data,
- BTINTEL_PCIE_DBGC_BUFFER_SIZE);
- if (ret)
- break;
- }
-
-exit_err:
- hci_devcd_complete(hdev);
- return ret;
+ p = btintel_pcie_copy_tlv(p, BTINTEL_TRIGGER_REASON, &data->dmp_hdr.trigger_reason,
+ sizeof(data->dmp_hdr.trigger_reason));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_FW_SHA, &data->dmp_hdr.fw_git_sha1,
+ sizeof(data->dmp_hdr.fw_git_sha1));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_CNVR_TOP, &data->dmp_hdr.cnvr_top,
+ sizeof(data->dmp_hdr.cnvr_top));
+ p = btintel_pcie_copy_tlv(p, BTINTEL_CNVI_TOP, &data->dmp_hdr.cnvi_top,
+ sizeof(data->dmp_hdr.cnvi_top));
+
+ memcpy(p, dbgc->bufs[0].data, dbgc->count * BTINTEL_PCIE_DBGC_BUFFER_SIZE);
+ dev_coredumpv(&hdev->dev, pdata, dump_size, GFP_KERNEL);
+ return 0;
}
static void btintel_pcie_dump_traces(struct hci_dev *hdev)
@@ -760,51 +749,6 @@ static void btintel_pcie_dump_traces(struct hci_dev *hdev)
bt_dev_err(hdev, "Failed to dump traces: (%d)", ret);
}
-static void btintel_pcie_dump_hdr(struct hci_dev *hdev, struct sk_buff *skb)
-{
- struct btintel_pcie_data *data = hci_get_drvdata(hdev);
- u16 len = skb->len;
- u16 *hdrlen_ptr;
- char buf[80];
-
- hdrlen_ptr = skb_put_zero(skb, sizeof(len));
-
- snprintf(buf, sizeof(buf), "Controller Name: 0x%X\n",
- INTEL_HW_VARIANT(data->dmp_hdr.cnvi_bt));
- skb_put_data(skb, buf, strlen(buf));
-
- snprintf(buf, sizeof(buf), "Firmware Build Number: %u\n",
- data->dmp_hdr.fw_build_num);
- skb_put_data(skb, buf, strlen(buf));
-
- snprintf(buf, sizeof(buf), "Driver: %s\n", data->dmp_hdr.driver_name);
- skb_put_data(skb, buf, strlen(buf));
-
- snprintf(buf, sizeof(buf), "Vendor: Intel\n");
- skb_put_data(skb, buf, strlen(buf));
-
- *hdrlen_ptr = skb->len - len;
-}
-
-static void btintel_pcie_dump_notify(struct hci_dev *hdev, int state)
-{
- struct btintel_pcie_data *data = hci_get_drvdata(hdev);
-
- switch (state) {
- case HCI_DEVCOREDUMP_IDLE:
- data->dmp_hdr.state = HCI_DEVCOREDUMP_IDLE;
- break;
- case HCI_DEVCOREDUMP_ACTIVE:
- data->dmp_hdr.state = HCI_DEVCOREDUMP_ACTIVE;
- break;
- case HCI_DEVCOREDUMP_TIMEOUT:
- case HCI_DEVCOREDUMP_ABORT:
- case HCI_DEVCOREDUMP_DONE:
- data->dmp_hdr.state = HCI_DEVCOREDUMP_IDLE;
- break;
- }
-}
-
/* This function enables BT function by setting BTINTEL_PCIE_CSR_FUNC_CTRL_MAC_INIT bit in
* BTINTEL_PCIE_CSR_FUNC_CTRL_REG register and wait for MSI-X with
* BTINTEL_PCIE_MSIX_HW_INT_CAUSES_GP0.
@@ -882,6 +826,11 @@ static inline bool btintel_pcie_in_d0(struct btintel_pcie_data *data)
return !(data->boot_stage_cache & BTINTEL_PCIE_CSR_BOOT_STAGE_D3_STATE_READY);
}
+static inline bool btintel_pcie_in_device_halt(struct btintel_pcie_data *data)
+{
+ return data->boot_stage_cache & BTINTEL_PCIE_CSR_BOOT_STAGE_DEVICE_HALTED;
+}
+
static void btintel_pcie_wr_sleep_cntrl(struct btintel_pcie_data *data,
u32 dxstate)
{
@@ -1378,6 +1327,11 @@ static void btintel_pcie_rx_work(struct work_struct *work)
struct btintel_pcie_data, rx_work);
struct sk_buff *skb;
+ if (test_bit(BTINTEL_PCIE_COREDUMP_INPROGRESS, &data->flags)) {
+ btintel_pcie_dump_traces(data->hdev);
+ clear_bit(BTINTEL_PCIE_COREDUMP_INPROGRESS, &data->flags);
+ }
+
if (test_bit(BTINTEL_PCIE_HWEXP_INPROGRESS, &data->flags)) {
/* Unlike usb products, controller will not send hardware
* exception event on exception. Instead controller writes the
@@ -1390,11 +1344,6 @@ static void btintel_pcie_rx_work(struct work_struct *work)
clear_bit(BTINTEL_PCIE_HWEXP_INPROGRESS, &data->flags);
}
- if (test_bit(BTINTEL_PCIE_COREDUMP_INPROGRESS, &data->flags)) {
- btintel_pcie_dump_traces(data->hdev);
- clear_bit(BTINTEL_PCIE_COREDUMP_INPROGRESS, &data->flags);
- }
-
/* Process the sk_buf in queue and send to the HCI layer */
while ((skb = skb_dequeue(&data->rx_skb_q))) {
btintel_pcie_recv_frame(data, skb);
@@ -1524,11 +1473,6 @@ static irqreturn_t btintel_pcie_irq_msix_handler(int irq, void *dev_id)
if (intr_hw & BTINTEL_PCIE_MSIX_HW_INT_CAUSES_GP1)
btintel_pcie_msix_gp1_handler(data);
- /* This interrupt is triggered by the firmware after updating
- * boot_stage register and image_response register
- */
- if (intr_hw & BTINTEL_PCIE_MSIX_HW_INT_CAUSES_GP0)
- btintel_pcie_msix_gp0_handler(data);
/* For TX */
if (intr_fh & BTINTEL_PCIE_MSIX_FH_INT_CAUSES_0) {
@@ -1544,6 +1488,12 @@ static irqreturn_t btintel_pcie_irq_msix_handler(int irq, void *dev_id)
btintel_pcie_msix_tx_handle(data);
}
+ /* This interrupt is triggered by the firmware after updating
+ * boot_stage register and image_response register
+ */
+ if (intr_hw & BTINTEL_PCIE_MSIX_HW_INT_CAUSES_GP0)
+ btintel_pcie_msix_gp0_handler(data);
+
/*
* Before sending the interrupt the HW disables it to prevent a nested
* interrupt. This is done by writing 1 to the corresponding bit in
@@ -2149,6 +2099,7 @@ static int btintel_pcie_setup_internal(struct hci_dev *hdev)
switch (INTEL_HW_VARIANT(ver_tlv.cnvi_bt)) {
case 0x1e: /* BzrI */
case 0x1f: /* ScP */
+ case 0x22: /* BzrIW */
/* Display version information of TLV type */
btintel_version_info_tlv(hdev, &ver_tlv);
@@ -2184,13 +2135,6 @@ static int btintel_pcie_setup_internal(struct hci_dev *hdev)
if (ver_tlv.img_type == 0x02 || ver_tlv.img_type == 0x03)
data->dmp_hdr.fw_git_sha1 = ver_tlv.git_sha1;
- err = hci_devcd_register(hdev, btintel_pcie_dump_traces, btintel_pcie_dump_hdr,
- btintel_pcie_dump_notify);
- if (err) {
- bt_dev_err(hdev, "Failed to register coredump (%d)", err);
- goto exit_error;
- }
-
btintel_print_fseq_info(hdev);
exit_error:
kfree_skb(skb);
@@ -2236,6 +2180,7 @@ btintel_pcie_get_recovery(struct pci_dev *pdev, struct device *dev)
{
struct btintel_pcie_dev_recovery *tmp, *data = NULL;
const char *name = pci_name(pdev);
+ const size_t name_len = strlen(name) + 1;
struct hci_dev *hdev = to_hci_dev(dev);
spin_lock(&btintel_pcie_recovery_lock);
@@ -2252,11 +2197,11 @@ btintel_pcie_get_recovery(struct pci_dev *pdev, struct device *dev)
return data;
}
- data = kzalloc(struct_size(data, name, strlen(name) + 1), GFP_ATOMIC);
+ data = kzalloc(struct_size(data, name, name_len), GFP_ATOMIC);
if (!data)
return NULL;
- strscpy_pad(data->name, name, strlen(name) + 1);
+ strscpy(data->name, name, name_len);
spin_lock(&btintel_pcie_recovery_lock);
list_add_tail(&data->list, &btintel_pcie_recovery_list);
spin_unlock(&btintel_pcie_recovery_lock);
@@ -2319,7 +2264,6 @@ static void btintel_pcie_removal_work(struct work_struct *wk)
btintel_pcie_synchronize_irqs(data);
flush_work(&data->rx_work);
- flush_work(&data->hdev->dump.dump_rx);
bt_dev_dbg(data->hdev, "Release bluetooth interface");
btintel_pcie_release_hdev(data);
@@ -2410,6 +2354,70 @@ static void btintel_pcie_hw_error(struct hci_dev *hdev, u8 code)
btintel_pcie_reset(hdev);
}
+static bool btintel_pcie_wakeup(struct hci_dev *hdev)
+{
+ struct btintel_pcie_data *data = hci_get_drvdata(hdev);
+
+ return device_may_wakeup(&data->pdev->dev);
+}
+
+static const struct {
+ u16 opcode;
+ const char *desc;
+} btintel_pcie_hci_drv_supported_commands[] = {
+ /* Common commands */
+ { HCI_DRV_OP_READ_INFO, "Read Info" },
+};
+
+static int btintel_pcie_hci_drv_read_info(struct hci_dev *hdev, void *data,
+ u16 data_len)
+{
+ struct hci_drv_rp_read_info *rp;
+ size_t rp_size;
+ int err, i;
+ u16 opcode, num_supported_commands =
+ ARRAY_SIZE(btintel_pcie_hci_drv_supported_commands);
+
+ rp_size = sizeof(*rp) + num_supported_commands * 2;
+
+ rp = kmalloc(rp_size, GFP_KERNEL);
+ if (!rp)
+ return -ENOMEM;
+
+ strscpy_pad(rp->driver_name, KBUILD_MODNAME);
+
+ rp->num_supported_commands = cpu_to_le16(num_supported_commands);
+ for (i = 0; i < num_supported_commands; i++) {
+ opcode = btintel_pcie_hci_drv_supported_commands[i].opcode;
+ bt_dev_dbg(hdev,
+ "Supported HCI Drv command (0x%02x|0x%04x): %s",
+ hci_opcode_ogf(opcode),
+ hci_opcode_ocf(opcode),
+ btintel_pcie_hci_drv_supported_commands[i].desc);
+ rp->supported_commands[i] = cpu_to_le16(opcode);
+ }
+
+ err = hci_drv_cmd_complete(hdev, HCI_DRV_OP_READ_INFO,
+ HCI_DRV_STATUS_SUCCESS,
+ rp, rp_size);
+
+ kfree(rp);
+ return err;
+}
+
+static const struct hci_drv_handler btintel_pcie_hci_drv_common_handlers[] = {
+ { btintel_pcie_hci_drv_read_info, HCI_DRV_READ_INFO_SIZE },
+};
+
+static const struct hci_drv_handler btintel_pcie_hci_drv_specific_handlers[] = {};
+
+static struct hci_drv btintel_pcie_hci_drv = {
+ .common_handler_count = ARRAY_SIZE(btintel_pcie_hci_drv_common_handlers),
+ .common_handlers = btintel_pcie_hci_drv_common_handlers,
+ .specific_handler_count = ARRAY_SIZE(btintel_pcie_hci_drv_specific_handlers),
+ .specific_handlers = btintel_pcie_hci_drv_specific_handlers,
+};
+
static int btintel_pcie_setup_hdev(struct btintel_pcie_data *data)
{
int err;
@@ -2435,6 +2443,8 @@ static int btintel_pcie_setup_hdev(struct btintel_pcie_data *data)
hdev->set_diag = btintel_set_diag;
hdev->set_bdaddr = btintel_set_bdaddr;
hdev->reset = btintel_pcie_reset;
+ hdev->wakeup = btintel_pcie_wakeup;
+ hdev->hci_drv = &btintel_pcie_hci_drv;
err = hci_register_dev(hdev);
if (err < 0) {
@@ -2573,11 +2583,165 @@ static void btintel_pcie_coredump(struct device *dev)
}
#endif
+static int btintel_pcie_set_dxstate(struct btintel_pcie_data *data, u32 dxstate)
+{
+ int retry = 0, status;
+ u32 dx_intr_timeout_ms = 200;
+
+ do {
+ data->gp0_received = false;
+
+ btintel_pcie_wr_sleep_cntrl(data, dxstate);
+
+ status = wait_event_timeout(data->gp0_wait_q, data->gp0_received,
+ msecs_to_jiffies(dx_intr_timeout_ms));
+
+ if (status)
+ return 0;
+
+ bt_dev_warn(data->hdev,
+ "Timeout (%u ms) on alive interrupt for D%d entry, retry count %d",
+ dx_intr_timeout_ms, dxstate, retry);
+
+ /* clear gp0 cause */
+ btintel_pcie_clr_reg_bits(data,
+ BTINTEL_PCIE_CSR_MSIX_HW_INT_CAUSES,
+ BTINTEL_PCIE_MSIX_HW_INT_CAUSES_GP0);
+
+ /* A hardware bug may cause the alive interrupt to be missed.
+ * Check if the controller reached the expected state and retry
+ * the operation only if it hasn't.
+ */
+ if (dxstate == BTINTEL_PCIE_STATE_D0) {
+ if (btintel_pcie_in_d0(data))
+ return 0;
+ } else {
+ if (btintel_pcie_in_d3(data))
+ return 0;
+ }
+
+ } while (++retry < BTINTEL_PCIE_DX_TRANSITION_MAX_RETRIES);
+
+ return -EBUSY;
+}
+
+static int btintel_pcie_suspend_late(struct device *dev, pm_message_t mesg)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct btintel_pcie_data *data;
+ ktime_t start;
+ u32 dxstate;
+ int err;
+
+ data = pci_get_drvdata(pdev);
+
+ dxstate = (mesg.event == PM_EVENT_SUSPEND ?
+ BTINTEL_PCIE_STATE_D3_HOT : BTINTEL_PCIE_STATE_D3_COLD);
+
+ data->pm_sx_event = mesg.event;
+
+ start = ktime_get();
+
+ /* Refer: 6.4.11.7 -> Platform power management */
+ err = btintel_pcie_set_dxstate(data, dxstate);
+
+ if (err)
+ return err;
+
+ bt_dev_dbg(data->hdev,
+ "device entered into d3 state from d0 in %lld us",
+ ktime_to_us(ktime_get() - start));
+ return err;
+}
+
+static int btintel_pcie_suspend(struct device *dev)
+{
+ return btintel_pcie_suspend_late(dev, PMSG_SUSPEND);
+}
+
+static int btintel_pcie_hibernate(struct device *dev)
+{
+ return btintel_pcie_suspend_late(dev, PMSG_HIBERNATE);
+}
+
+static int btintel_pcie_freeze(struct device *dev)
+{
+ return btintel_pcie_suspend_late(dev, PMSG_FREEZE);
+}
+
+static int btintel_pcie_resume(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct btintel_pcie_data *data;
+ ktime_t start;
+ int err;
+
+ data = pci_get_drvdata(pdev);
+ data->gp0_received = false;
+
+ start = ktime_get();
+
+ /* When the system enters S4 (hibernate) mode, bluetooth device loses
+ * power, which results in the erasure of its loaded firmware.
+ * Consequently, function level reset (flr) is required on system
+ * resume to bring the controller back into an operational state by
+ * initiating a new firmware download.
+ */
+
+ if (data->pm_sx_event == PM_EVENT_FREEZE ||
+ data->pm_sx_event == PM_EVENT_HIBERNATE) {
+ set_bit(BTINTEL_PCIE_CORE_HALTED, &data->flags);
+ btintel_pcie_reset(data->hdev);
+ return 0;
+ }
+
+ /* Refer: 6.4.11.7 -> Platform power management */
+ err = btintel_pcie_set_dxstate(data, BTINTEL_PCIE_STATE_D0);
+
+ if (err == 0) {
+ bt_dev_dbg(data->hdev,
+ "device entered into d0 state from d3 in %lld us",
+ ktime_to_us(ktime_get() - start));
+ return err;
+ }
+
+ /* Trigger function level reset if the controller is in error
+ * state during resume() to bring back the controller to
+ * operational mode
+ */
+
+ data->boot_stage_cache = btintel_pcie_rd_reg32(data,
+ BTINTEL_PCIE_CSR_BOOT_STAGE_REG);
+ if (btintel_pcie_in_error(data) ||
+ btintel_pcie_in_device_halt(data)) {
+ bt_dev_err(data->hdev, "Controller in error state for D0 entry");
+ if (!test_and_set_bit(BTINTEL_PCIE_COREDUMP_INPROGRESS,
+ &data->flags)) {
+ data->dmp_hdr.trigger_reason =
+ BTINTEL_PCIE_TRIGGER_REASON_FW_ASSERT;
+ queue_work(data->workqueue, &data->rx_work);
+ }
+ set_bit(BTINTEL_PCIE_CORE_HALTED, &data->flags);
+ btintel_pcie_reset(data->hdev);
+ }
+ return err;
+}
+
+static const struct dev_pm_ops btintel_pcie_pm_ops = {
+ .suspend = btintel_pcie_suspend,
+ .resume = btintel_pcie_resume,
+ .freeze = btintel_pcie_freeze,
+ .thaw = btintel_pcie_resume,
+ .poweroff = btintel_pcie_hibernate,
+ .restore = btintel_pcie_resume,
+};
+
static struct pci_driver btintel_pcie_driver = {
.name = KBUILD_MODNAME,
.id_table = btintel_pcie_table,
.probe = btintel_pcie_probe,
.remove = btintel_pcie_remove,
+ .driver.pm = pm_sleep_ptr(&btintel_pcie_pm_ops),
#ifdef CONFIG_DEV_COREDUMP
.driver.coredump = btintel_pcie_coredump
#endif
diff --git a/drivers/bluetooth/btintel_pcie.h b/drivers/bluetooth/btintel_pcie.h
index 0fa876c5b954..e3d941ffef4a 100644
--- a/drivers/bluetooth/btintel_pcie.h
+++ b/drivers/bluetooth/btintel_pcie.h
@@ -132,6 +132,8 @@ enum btintel_pcie_tlv_type {
BTINTEL_CNVI_TOP,
BTINTEL_DUMP_TIME,
BTINTEL_FW_BUILD,
+ BTINTEL_VENDOR,
+ BTINTEL_DRIVER
};
/* causes for the MBOX interrupts */
@@ -156,6 +158,8 @@ enum msix_mbox_int_causes {
/* Default interrupt timeout in msec */
#define BTINTEL_DEFAULT_INTR_TIMEOUT_MS 3000
+#define BTINTEL_PCIE_DX_TRANSITION_MAX_RETRIES 3
+
/* The number of descriptors in TX queues */
#define BTINTEL_PCIE_TX_DESCS_COUNT 32
@@ -462,6 +466,7 @@ struct btintel_pcie_dump_header {
* @txq: TX Queue struct
* @rxq: RX Queue struct
* @alive_intr_ctxt: Alive interrupt context
+ * @pm_sx_event: PM event on which system got suspended
*/
struct btintel_pcie_data {
struct pci_dev *pdev;
@@ -511,6 +516,7 @@ struct btintel_pcie_data {
u32 alive_intr_ctxt;
struct btintel_pcie_dbgc dbgc;
struct btintel_pcie_dump_header dmp_hdr;
+ u8 pm_sx_event;
};
static inline u32 btintel_pcie_rd_reg32(struct btintel_pcie_data *data,
diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c
index 4fc673640bfc..fba3ab6d30a5 100644
--- a/drivers/bluetooth/btmtksdio.c
+++ b/drivers/bluetooth/btmtksdio.c
@@ -29,7 +29,7 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#include "h4_recv.h"
+#include "hci_uart.h"
#include "btmtk.h"
#define VERSION "0.1"
@@ -615,7 +615,6 @@ static void btmtksdio_txrx_work(struct work_struct *work)
sdio_release_host(bdev->func);
- pm_runtime_mark_last_busy(bdev->dev);
pm_runtime_put_autosuspend(bdev->dev);
}
@@ -1270,6 +1269,12 @@ static void btmtksdio_reset(struct hci_dev *hdev)
sdio_claim_host(bdev->func);
+ /* set drv_pmctrl if BT is closed before doing reset */
+ if (!test_bit(BTMTKSDIO_FUNC_ENABLED, &bdev->tx_state)) {
+ sdio_enable_func(bdev->func);
+ btmtksdio_drv_pmctrl(bdev);
+ }
+
sdio_writel(bdev->func, C_INT_EN_CLR, MTK_REG_CHLPCR, NULL);
skb_queue_purge(&bdev->txq);
cancel_work_sync(&bdev->txrx_work);
@@ -1285,6 +1290,12 @@ static void btmtksdio_reset(struct hci_dev *hdev)
goto err;
}
+ /* set fw_pmctrl back if BT is closed after doing reset */
+ if (!test_bit(BTMTKSDIO_FUNC_ENABLED, &bdev->tx_state)) {
+ btmtksdio_fw_pmctrl(bdev);
+ sdio_disable_func(bdev->func);
+ }
+
clear_bit(BTMTKSDIO_PATCH_ENABLED, &bdev->tx_state);
err:
sdio_release_host(bdev->func);
diff --git a/drivers/bluetooth/btmtkuart.c b/drivers/bluetooth/btmtkuart.c
index 76995cfcd534..27aa48ff3ac2 100644
--- a/drivers/bluetooth/btmtkuart.c
+++ b/drivers/bluetooth/btmtkuart.c
@@ -27,7 +27,7 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#include "h4_recv.h"
+#include "hci_uart.h"
#include "btmtk.h"
#define VERSION "0.2"
@@ -79,6 +79,7 @@ struct btmtkuart_dev {
u16 stp_dlen;
const struct btmtkuart_data *data;
+ struct hci_uart hu;
};
#define btmtkuart_is_standalone(bdev) \
@@ -368,7 +369,7 @@ static void btmtkuart_recv(struct hci_dev *hdev, const u8 *data, size_t count)
sz_left -= adv;
p_left += adv;
- bdev->rx_skb = h4_recv_buf(bdev->hdev, bdev->rx_skb, p_h4,
+ bdev->rx_skb = h4_recv_buf(&bdev->hu, bdev->rx_skb, p_h4,
sz_h4, mtk_recv_pkts,
ARRAY_SIZE(mtk_recv_pkts));
if (IS_ERR(bdev->rx_skb)) {
@@ -858,6 +859,7 @@ static int btmtkuart_probe(struct serdev_device *serdev)
}
bdev->hdev = hdev;
+ bdev->hu.hdev = hdev;
hdev->bus = HCI_UART;
hci_set_drvdata(hdev, bdev);
diff --git a/drivers/bluetooth/btnxpuart.c b/drivers/bluetooth/btnxpuart.c
index 76e7f857fb7d..3b1e9224e965 100644
--- a/drivers/bluetooth/btnxpuart.c
+++ b/drivers/bluetooth/btnxpuart.c
@@ -24,7 +24,7 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#include "h4_recv.h"
+#include "hci_uart.h"
#define MANUFACTURER_NXP 37
@@ -212,6 +212,7 @@ struct btnxpuart_dev {
struct ps_data psdata;
struct btnxpuart_data *nxp_data;
struct reset_control *pdn;
+ struct hci_uart hu;
};
#define NXP_V1_FW_REQ_PKT 0xa5
@@ -1756,7 +1757,7 @@ static size_t btnxpuart_receive_buf(struct serdev_device *serdev,
ps_start_timer(nxpdev);
- nxpdev->rx_skb = h4_recv_buf(nxpdev->hdev, nxpdev->rx_skb, data, count,
+ nxpdev->rx_skb = h4_recv_buf(&nxpdev->hu, nxpdev->rx_skb, data, count,
nxp_recv_pkts, ARRAY_SIZE(nxp_recv_pkts));
if (IS_ERR(nxpdev->rx_skb)) {
int err = PTR_ERR(nxpdev->rx_skb);
@@ -1875,6 +1876,7 @@ static int nxp_serdev_probe(struct serdev_device *serdev)
reset_control_deassert(nxpdev->pdn);
nxpdev->hdev = hdev;
+ nxpdev->hu.hdev = hdev;
hdev->bus = HCI_UART;
hci_set_drvdata(hdev, nxpdev);
diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index 6abd962502e3..5603b282f9bc 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -50,7 +50,7 @@
#define RTL_CHIP_SUBVER (&(struct rtl_vendor_cmd) {{0x10, 0x38, 0x04, 0x28, 0x80}})
#define RTL_CHIP_REV (&(struct rtl_vendor_cmd) {{0x10, 0x3A, 0x04, 0x28, 0x80}})
-#define RTL_SEC_PROJ (&(struct rtl_vendor_cmd) {{0x10, 0xA4, 0x0D, 0x00, 0xb0}})
+#define RTL_SEC_PROJ (&(struct rtl_vendor_cmd) {{0x10, 0xA4, 0xAD, 0x00, 0xb0}})
#define RTL_PATCH_SNIPPETS 0x01
#define RTL_PATCH_DUMMY_HEADER 0x02
@@ -72,6 +72,7 @@ enum btrtl_chip_id {
CHIP_ID_8851B = 36,
CHIP_ID_8922A = 44,
CHIP_ID_8852BT = 47,
+ CHIP_ID_8761C = 51,
};
struct id_table {
@@ -230,6 +231,14 @@ static const struct id_table ic_id_table[] = {
.cfg_name = "rtl_bt/rtl8761bu_config",
.hw_info = "rtl8761bu" },
+ /* 8761CU */
+ { IC_INFO(RTL_ROM_LMP_8761A, 0x0e, 0, HCI_USB),
+ .config_needed = false,
+ .has_rom_version = true,
+ .fw_name = "rtl_bt/rtl8761cu_fw",
+ .cfg_name = "rtl_bt/rtl8761cu_config",
+ .hw_info = "rtl8761cu" },
+
/* 8822C with UART interface */
{ IC_INFO(RTL_ROM_LMP_8822B, 0xc, 0x8, HCI_UART),
.config_needed = true,
@@ -344,7 +353,8 @@ static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev,
(ic_id_table[i].hci_rev != hci_rev))
continue;
if ((ic_id_table[i].match_flags & IC_MATCH_FL_HCIVER) &&
- (ic_id_table[i].hci_ver != hci_ver))
+ (ic_id_table[i].hci_ver != hci_ver) &&
+ (ic_id_table[i].hci_ver != 0))
continue;
if ((ic_id_table[i].match_flags & IC_MATCH_FL_HCIBUS) &&
(ic_id_table[i].hci_bus != hci_bus))
@@ -534,7 +544,6 @@ static int rtlbt_parse_firmware_v2(struct hci_dev *hdev,
{
struct rtl_epatch_header_v2 *hdr;
int rc;
- u8 reg_val[2];
u8 key_id;
u32 num_sections;
struct rtl_section *section;
@@ -549,14 +558,7 @@ static int rtlbt_parse_firmware_v2(struct hci_dev *hdev,
.len = btrtl_dev->fw_len - 7, /* Cut the tail */
};
- rc = btrtl_vendor_read_reg16(hdev, RTL_SEC_PROJ, reg_val);
- if (rc < 0)
- return -EIO;
- key_id = reg_val[0];
-
- rtl_dev_dbg(hdev, "%s: key id %u", __func__, key_id);
-
- btrtl_dev->key_id = key_id;
+ key_id = btrtl_dev->key_id;
hdr = rtl_iov_pull_data(&iov, sizeof(*hdr));
if (!hdr)
@@ -625,8 +627,10 @@ static int rtlbt_parse_firmware_v2(struct hci_dev *hdev,
len += entry->len;
}
- if (!len)
+ if (!len) {
+ kvfree(ptr);
return -EPERM;
+ }
*_buf = ptr;
return len;
@@ -668,6 +672,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
{ RTL_ROM_LMP_8851B, 36 }, /* 8851B */
{ RTL_ROM_LMP_8922A, 44 }, /* 8922A */
{ RTL_ROM_LMP_8852A, 47 }, /* 8852BT */
+ { RTL_ROM_LMP_8761A, 51 }, /* 8761C */
};
if (btrtl_dev->fw_len <= 8)
@@ -1068,6 +1073,8 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
u16 hci_rev, lmp_subver;
u8 hci_ver, lmp_ver, chip_type = 0;
int ret;
+ int rc;
+ u8 key_id;
u8 reg_val[2];
btrtl_dev = kzalloc(sizeof(*btrtl_dev), GFP_KERNEL);
@@ -1178,6 +1185,14 @@ next:
goto err_free;
}
+ rc = btrtl_vendor_read_reg16(hdev, RTL_SEC_PROJ, reg_val);
+ if (rc < 0)
+ goto err_free;
+
+ key_id = reg_val[0];
+ btrtl_dev->key_id = key_id;
+ rtl_dev_info(hdev, "%s: key id %u", __func__, key_id);
+
btrtl_dev->fw_len = -EIO;
if (lmp_subver == RTL_ROM_LMP_8852A && hci_rev == 0x000c) {
snprintf(fw_name, sizeof(fw_name), "%s_v2.bin",
@@ -1200,7 +1215,7 @@ next:
goto err_free;
}
- if (btrtl_dev->ic_info->cfg_name) {
+ if (btrtl_dev->ic_info->cfg_name && !btrtl_dev->key_id) {
if (postfix) {
snprintf(cfg_name, sizeof(cfg_name), "%s-%s.bin",
btrtl_dev->ic_info->cfg_name, postfix);
@@ -1301,6 +1316,7 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev)
case CHIP_ID_8851B:
case CHIP_ID_8922A:
case CHIP_ID_8852BT:
+ case CHIP_ID_8761C:
hci_set_quirk(hdev, HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED);
/* RTL8852C needs to transmit mSBC data continuously without
@@ -1520,6 +1536,8 @@ MODULE_FIRMWARE("rtl_bt/rtl8761b_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8761b_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8761bu_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8761bu_config.bin");
+MODULE_FIRMWARE("rtl_bt/rtl8761cu_fw.bin");
+MODULE_FIRMWARE("rtl_bt/rtl8761cu_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8821a_fw.bin");
MODULE_FIRMWARE("rtl_bt/rtl8821a_config.bin");
MODULE_FIRMWARE("rtl_bt/rtl8821c_fw.bin");
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 8085fabadde8..8ed3883ab8ee 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -66,6 +66,7 @@ static struct usb_driver btusb_driver;
#define BTUSB_INTEL_BROKEN_INITIAL_NCMD BIT(25)
#define BTUSB_INTEL_NO_WBS_SUPPORT BIT(26)
#define BTUSB_ACTIONS_SEMI BIT(27)
+#define BTUSB_BARROT BIT(28)
static const struct usb_device_id btusb_table[] = {
/* Generic Bluetooth USB device */
@@ -503,6 +504,8 @@ static const struct usb_device_id quirks_table[] = {
/* Realtek 8821CE Bluetooth devices */
{ USB_DEVICE(0x13d3, 0x3529), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x13d3, 0x3533), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
/* Realtek 8822CE Bluetooth devices */
{ USB_DEVICE(0x0bda, 0xb00c), .driver_info = BTUSB_REALTEK |
@@ -522,6 +525,8 @@ static const struct usb_device_id quirks_table[] = {
/* Realtek 8851BU Bluetooth devices */
{ USB_DEVICE(0x3625, 0x010b), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x2001, 0x332a), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
/* Realtek 8852AE Bluetooth devices */
{ USB_DEVICE(0x0bda, 0x2852), .driver_info = BTUSB_REALTEK |
@@ -582,6 +587,12 @@ static const struct usb_device_id quirks_table[] = {
/* Realtek 8852BT/8852BE-VT Bluetooth devices */
{ USB_DEVICE(0x0bda, 0x8520), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x0489, 0xe12f), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x13d3, 0x3618), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x13d3, 0x3619), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
/* Realtek 8922AE Bluetooth devices */
{ USB_DEVICE(0x0bda, 0x8922), .driver_info = BTUSB_REALTEK |
@@ -618,6 +629,8 @@ static const struct usb_device_id quirks_table[] = {
/* Additional MediaTek MT7920 Bluetooth devices */
{ USB_DEVICE(0x0489, 0xe134), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x0489, 0xe135), .driver_info = BTUSB_MEDIATEK |
+ BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3620), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3621), .driver_info = BTUSB_MEDIATEK |
@@ -682,6 +695,8 @@ static const struct usb_device_id quirks_table[] = {
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x0489, 0xe153), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x0489, 0xe170), .driver_info = BTUSB_MEDIATEK |
+ BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x04ca, 0x3804), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x04ca, 0x38e4), .driver_info = BTUSB_MEDIATEK |
@@ -698,6 +713,8 @@ static const struct usb_device_id quirks_table[] = {
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3615), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x13d3, 0x3633), .driver_info = BTUSB_MEDIATEK |
+ BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x35f5, 0x7922), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
@@ -732,6 +749,8 @@ static const struct usb_device_id quirks_table[] = {
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3613), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x13d3, 0x3627), .driver_info = BTUSB_MEDIATEK |
+ BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3628), .driver_info = BTUSB_MEDIATEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x13d3, 0x3630), .driver_info = BTUSB_MEDIATEK |
@@ -774,6 +793,8 @@ static const struct usb_device_id quirks_table[] = {
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x2b89, 0x8761), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x2b89, 0x6275), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
/* Additional Realtek 8821AE Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
@@ -810,6 +831,10 @@ static const struct usb_device_id quirks_table[] = {
{ USB_DEVICE(0x0cb5, 0xc547), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ /* Barrot Technology Bluetooth devices */
+ { USB_DEVICE(0x33fa, 0x0010), .driver_info = BTUSB_BARROT },
+ { USB_DEVICE(0x33fa, 0x0012), .driver_info = BTUSB_BARROT },
+
/* Actions Semiconductor ATS2851 based devices */
{ USB_DEVICE(0x10d7, 0xb012), .driver_info = BTUSB_ACTIONS_SEMI },
@@ -1120,6 +1145,24 @@ static void btusb_qca_reset(struct hci_dev *hdev)
btusb_reset(hdev);
}
+static u8 btusb_classify_qca_pkt_type(struct hci_dev *hdev, struct sk_buff *skb)
+{
+ /* Some Qualcomm controllers, e.g., QCNFA765 with WCN6855 chip, send debug
+ * packets as ACL frames with connection handle 0x2EDC. These are not real
+ * ACL packets and should be reclassified as HCI_DIAG_PKT to prevent
+ * "ACL packet for unknown connection handle 3804" errors.
+ */
+ if (skb->len >= 2) {
+ u16 handle = get_unaligned_le16(skb->data);
+
+ if (handle == 0x2EDC)
+ return HCI_DIAG_PKT;
+ }
+
+ /* Use default packet type for other packets */
+ return hci_skb_pkt_type(skb);
+}
+
static inline void btusb_free_frags(struct btusb_data *data)
{
unsigned long flags;
@@ -1192,6 +1235,18 @@ static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count)
}
if (!hci_skb_expect(skb)) {
+ /* Each chunk should correspond to at least 1 or more
+ * events so if there are still bytes left that doesn't
+ * constitute a new event this is likely a bug in the
+ * controller.
+ */
+ if (count && count < HCI_EVENT_HDR_SIZE) {
+ bt_dev_warn(data->hdev,
+ "Unexpected continuation: %d bytes",
+ count);
+ count = 0;
+ }
+
/* Complete frame */
btusb_recv_event(data, skb);
skb = NULL;
@@ -2688,9 +2743,21 @@ static int btusb_recv_event_realtek(struct hci_dev *hdev, struct sk_buff *skb)
static void btusb_mtk_claim_iso_intf(struct btusb_data *data)
{
- struct btmtk_data *btmtk_data = hci_get_priv(data->hdev);
+ struct btmtk_data *btmtk_data;
int err;
+ if (!data->hdev)
+ return;
+
+ btmtk_data = hci_get_priv(data->hdev);
+ if (!btmtk_data)
+ return;
+
+ if (!btmtk_data->isopkt_intf) {
+ bt_dev_err(data->hdev, "Can't claim NULL iso interface");
+ return;
+ }
+
/*
* The function usb_driver_claim_interface() is documented to need
* locks held if it's not called from a probe routine. The code here
@@ -2712,17 +2779,30 @@ static void btusb_mtk_claim_iso_intf(struct btusb_data *data)
static void btusb_mtk_release_iso_intf(struct hci_dev *hdev)
{
- struct btmtk_data *btmtk_data = hci_get_priv(hdev);
+ struct btmtk_data *btmtk_data;
+
+ if (!hdev)
+ return;
+
+ btmtk_data = hci_get_priv(hdev);
+ if (!btmtk_data)
+ return;
if (test_bit(BTMTK_ISOPKT_OVER_INTR, &btmtk_data->flags)) {
usb_kill_anchored_urbs(&btmtk_data->isopkt_anchor);
clear_bit(BTMTK_ISOPKT_RUNNING, &btmtk_data->flags);
- dev_kfree_skb_irq(btmtk_data->isopkt_skb);
- btmtk_data->isopkt_skb = NULL;
- usb_set_intfdata(btmtk_data->isopkt_intf, NULL);
- usb_driver_release_interface(&btusb_driver,
- btmtk_data->isopkt_intf);
+ if (btmtk_data->isopkt_skb) {
+ dev_kfree_skb_irq(btmtk_data->isopkt_skb);
+ btmtk_data->isopkt_skb = NULL;
+ }
+
+ if (btmtk_data->isopkt_intf) {
+ usb_set_intfdata(btmtk_data->isopkt_intf, NULL);
+ usb_driver_release_interface(&btusb_driver,
+ btmtk_data->isopkt_intf);
+ btmtk_data->isopkt_intf = NULL;
+ }
}
clear_bit(BTMTK_ISOPKT_OVER_INTR, &btmtk_data->flags);
@@ -2760,6 +2840,19 @@ static int btusb_mtk_reset(struct hci_dev *hdev, void *rst_data)
btusb_stop_traffic(data);
usb_kill_anchored_urbs(&data->tx_anchor);
+ /* Toggle the hard reset line. The MediaTek device is going to
+ * yank itself off the USB and then replug. The cleanup is handled
+ * correctly on the way out (standard USB disconnect), and the new
+ * device is detected cleanly and bound to the driver again like
+ * it should be.
+ */
+ if (data->reset_gpio) {
+ gpiod_set_value_cansleep(data->reset_gpio, 1);
+ msleep(200);
+ gpiod_set_value_cansleep(data->reset_gpio, 0);
+ return 0;
+ }
+
err = btmtk_usb_subsys_reset(hdev, btmtk_data->dev_id);
usb_queue_reset_device(data->intf);
@@ -3213,6 +3306,7 @@ static const struct qca_device_info qca_devices_table[] = {
static const struct qca_custom_firmware qca_custom_btfws[] = {
{ 0x00130201, 0x030A, "QCA2066" },
+ { 0x00130201, 0x030B, "QCA2066" },
{ },
};
@@ -4178,6 +4272,7 @@ static int btusb_probe(struct usb_interface *intf,
data->recv_acl = btusb_recv_acl_qca;
hci_devcd_register(hdev, btusb_coredump_qca, btusb_dump_hdr_qca, NULL);
data->setup_on_usb = btusb_setup_qca;
+ hdev->classify_pkt_type = btusb_classify_qca_pkt_type;
hdev->shutdown = btusb_shutdown_qca;
hdev->set_bdaddr = btusb_set_bdaddr_wcn6855;
hdev->reset = btusb_qca_reset;
@@ -4338,6 +4433,11 @@ static void btusb_disconnect(struct usb_interface *intf)
hci_unregister_dev(hdev);
+ if (data->oob_wake_irq)
+ device_init_wakeup(&data->udev->dev, false);
+ if (data->reset_gpio)
+ gpiod_put(data->reset_gpio);
+
if (intf == data->intf) {
if (data->isoc)
usb_driver_release_interface(&btusb_driver, data->isoc);
@@ -4348,17 +4448,11 @@ static void btusb_disconnect(struct usb_interface *intf)
usb_driver_release_interface(&btusb_driver, data->diag);
usb_driver_release_interface(&btusb_driver, data->intf);
} else if (intf == data->diag) {
- usb_driver_release_interface(&btusb_driver, data->intf);
if (data->isoc)
usb_driver_release_interface(&btusb_driver, data->isoc);
+ usb_driver_release_interface(&btusb_driver, data->intf);
}
- if (data->oob_wake_irq)
- device_init_wakeup(&data->udev->dev, false);
-
- if (data->reset_gpio)
- gpiod_put(data->reset_gpio);
-
hci_free_dev(hdev);
}
diff --git a/drivers/bluetooth/h4_recv.h b/drivers/bluetooth/h4_recv.h
deleted file mode 100644
index 28cf2d8c2d48..000000000000
--- a/drivers/bluetooth/h4_recv.h
+++ /dev/null
@@ -1,153 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- *
- * Generic Bluetooth HCI UART driver
- *
- * Copyright (C) 2015-2018 Intel Corporation
- */
-
-#include <linux/unaligned.h>
-
-struct h4_recv_pkt {
- u8 type; /* Packet type */
- u8 hlen; /* Header length */
- u8 loff; /* Data length offset in header */
- u8 lsize; /* Data length field size */
- u16 maxlen; /* Max overall packet length */
- int (*recv)(struct hci_dev *hdev, struct sk_buff *skb);
-};
-
-#define H4_RECV_ACL \
- .type = HCI_ACLDATA_PKT, \
- .hlen = HCI_ACL_HDR_SIZE, \
- .loff = 2, \
- .lsize = 2, \
- .maxlen = HCI_MAX_FRAME_SIZE \
-
-#define H4_RECV_SCO \
- .type = HCI_SCODATA_PKT, \
- .hlen = HCI_SCO_HDR_SIZE, \
- .loff = 2, \
- .lsize = 1, \
- .maxlen = HCI_MAX_SCO_SIZE
-
-#define H4_RECV_EVENT \
- .type = HCI_EVENT_PKT, \
- .hlen = HCI_EVENT_HDR_SIZE, \
- .loff = 1, \
- .lsize = 1, \
- .maxlen = HCI_MAX_EVENT_SIZE
-
-#define H4_RECV_ISO \
- .type = HCI_ISODATA_PKT, \
- .hlen = HCI_ISO_HDR_SIZE, \
- .loff = 2, \
- .lsize = 2, \
- .maxlen = HCI_MAX_FRAME_SIZE
-
-static inline struct sk_buff *h4_recv_buf(struct hci_dev *hdev,
- struct sk_buff *skb,
- const unsigned char *buffer,
- int count,
- const struct h4_recv_pkt *pkts,
- int pkts_count)
-{
- /* Check for error from previous call */
- if (IS_ERR(skb))
- skb = NULL;
-
- while (count) {
- int i, len;
-
- if (!skb) {
- for (i = 0; i < pkts_count; i++) {
- if (buffer[0] != (&pkts[i])->type)
- continue;
-
- skb = bt_skb_alloc((&pkts[i])->maxlen,
- GFP_ATOMIC);
- if (!skb)
- return ERR_PTR(-ENOMEM);
-
- hci_skb_pkt_type(skb) = (&pkts[i])->type;
- hci_skb_expect(skb) = (&pkts[i])->hlen;
- break;
- }
-
- /* Check for invalid packet type */
- if (!skb)
- return ERR_PTR(-EILSEQ);
-
- count -= 1;
- buffer += 1;
- }
-
- len = min_t(uint, hci_skb_expect(skb) - skb->len, count);
- skb_put_data(skb, buffer, len);
-
- count -= len;
- buffer += len;
-
- /* Check for partial packet */
- if (skb->len < hci_skb_expect(skb))
- continue;
-
- for (i = 0; i < pkts_count; i++) {
- if (hci_skb_pkt_type(skb) == (&pkts[i])->type)
- break;
- }
-
- if (i >= pkts_count) {
- kfree_skb(skb);
- return ERR_PTR(-EILSEQ);
- }
-
- if (skb->len == (&pkts[i])->hlen) {
- u16 dlen;
-
- switch ((&pkts[i])->lsize) {
- case 0:
- /* No variable data length */
- dlen = 0;
- break;
- case 1:
- /* Single octet variable length */
- dlen = skb->data[(&pkts[i])->loff];
- hci_skb_expect(skb) += dlen;
-
- if (skb_tailroom(skb) < dlen) {
- kfree_skb(skb);
- return ERR_PTR(-EMSGSIZE);
- }
- break;
- case 2:
- /* Double octet variable length */
- dlen = get_unaligned_le16(skb->data +
- (&pkts[i])->loff);
- hci_skb_expect(skb) += dlen;
-
- if (skb_tailroom(skb) < dlen) {
- kfree_skb(skb);
- return ERR_PTR(-EMSGSIZE);
- }
- break;
- default:
- /* Unsupported variable length */
- kfree_skb(skb);
- return ERR_PTR(-EILSEQ);
- }
-
- if (!dlen) {
- /* No more data, complete frame */
- (&pkts[i])->recv(hdev, skb);
- skb = NULL;
- }
- } else {
- /* Complete frame */
- (&pkts[i])->recv(hdev, skb);
- skb = NULL;
- }
- }
-
- return skb;
-}
diff --git a/drivers/bluetooth/hci_ag6xx.c b/drivers/bluetooth/hci_ag6xx.c
index 2d40302409ff..94588676510f 100644
--- a/drivers/bluetooth/hci_ag6xx.c
+++ b/drivers/bluetooth/hci_ag6xx.c
@@ -105,7 +105,7 @@ static int ag6xx_recv(struct hci_uart *hu, const void *data, int count)
if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
return -EUNATCH;
- ag6xx->rx_skb = h4_recv_buf(hu->hdev, ag6xx->rx_skb, data, count,
+ ag6xx->rx_skb = h4_recv_buf(hu, ag6xx->rx_skb, data, count,
ag6xx_recv_pkts,
ARRAY_SIZE(ag6xx_recv_pkts));
if (IS_ERR(ag6xx->rx_skb)) {
diff --git a/drivers/bluetooth/hci_aml.c b/drivers/bluetooth/hci_aml.c
index 707e90f80130..b1f32c5a8a3f 100644
--- a/drivers/bluetooth/hci_aml.c
+++ b/drivers/bluetooth/hci_aml.c
@@ -650,7 +650,7 @@ static int aml_recv(struct hci_uart *hu, const void *data, int count)
struct aml_data *aml_data = hu->priv;
int err;
- aml_data->rx_skb = h4_recv_buf(hu->hdev, aml_data->rx_skb, data, count,
+ aml_data->rx_skb = h4_recv_buf(hu, aml_data->rx_skb, data, count,
aml_recv_pkts,
ARRAY_SIZE(aml_recv_pkts));
if (IS_ERR(aml_data->rx_skb)) {
diff --git a/drivers/bluetooth/hci_ath.c b/drivers/bluetooth/hci_ath.c
index dbfe34664633..8d2b5e7f0d6a 100644
--- a/drivers/bluetooth/hci_ath.c
+++ b/drivers/bluetooth/hci_ath.c
@@ -191,7 +191,7 @@ static int ath_recv(struct hci_uart *hu, const void *data, int count)
{
struct ath_struct *ath = hu->priv;
- ath->rx_skb = h4_recv_buf(hu->hdev, ath->rx_skb, data, count,
+ ath->rx_skb = h4_recv_buf(hu, ath->rx_skb, data, count,
ath_recv_pkts, ARRAY_SIZE(ath_recv_pkts));
if (IS_ERR(ath->rx_skb)) {
int err = PTR_ERR(ath->rx_skb);
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index f96617b85d87..9286a5f40f55 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -326,7 +326,6 @@ static irqreturn_t bcm_host_wake(int irq, void *data)
bt_dev_dbg(bdev, "Host wake IRQ");
pm_runtime_get(bdev->dev);
- pm_runtime_mark_last_busy(bdev->dev);
pm_runtime_put_autosuspend(bdev->dev);
return IRQ_HANDLED;
@@ -698,7 +697,7 @@ static int bcm_recv(struct hci_uart *hu, const void *data, int count)
if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
return -EUNATCH;
- bcm->rx_skb = h4_recv_buf(hu->hdev, bcm->rx_skb, data, count,
+ bcm->rx_skb = h4_recv_buf(hu, bcm->rx_skb, data, count,
bcm_recv_pkts, ARRAY_SIZE(bcm_recv_pkts));
if (IS_ERR(bcm->rx_skb)) {
int err = PTR_ERR(bcm->rx_skb);
@@ -710,7 +709,6 @@ static int bcm_recv(struct hci_uart *hu, const void *data, int count)
mutex_lock(&bcm_device_lock);
if (bcm->dev && bcm_device_exists(bcm->dev)) {
pm_runtime_get(bcm->dev->dev);
- pm_runtime_mark_last_busy(bcm->dev->dev);
pm_runtime_put_autosuspend(bcm->dev->dev);
}
mutex_unlock(&bcm_device_lock);
@@ -748,10 +746,8 @@ static struct sk_buff *bcm_dequeue(struct hci_uart *hu)
skb = skb_dequeue(&bcm->txq);
- if (bdev) {
- pm_runtime_mark_last_busy(bdev->dev);
+ if (bdev)
pm_runtime_put_autosuspend(bdev->dev);
- }
mutex_unlock(&bcm_device_lock);
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c
index 664d82d1e613..591abe6d63dd 100644
--- a/drivers/bluetooth/hci_bcsp.c
+++ b/drivers/bluetooth/hci_bcsp.c
@@ -582,6 +582,9 @@ static int bcsp_recv(struct hci_uart *hu, const void *data, int count)
struct bcsp_struct *bcsp = hu->priv;
const unsigned char *ptr;
+ if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
+ return -EUNATCH;
+
BT_DBG("hu %p count %d rx_state %d rx_count %ld",
hu, count, bcsp->rx_state, bcsp->rx_count);
diff --git a/drivers/bluetooth/hci_h4.c b/drivers/bluetooth/hci_h4.c
index 9070e31a68bf..ec017df8572c 100644
--- a/drivers/bluetooth/hci_h4.c
+++ b/drivers/bluetooth/hci_h4.c
@@ -112,7 +112,7 @@ static int h4_recv(struct hci_uart *hu, const void *data, int count)
if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
return -EUNATCH;
- h4->rx_skb = h4_recv_buf(hu->hdev, h4->rx_skb, data, count,
+ h4->rx_skb = h4_recv_buf(hu, h4->rx_skb, data, count,
h4_recv_pkts, ARRAY_SIZE(h4_recv_pkts));
if (IS_ERR(h4->rx_skb)) {
int err = PTR_ERR(h4->rx_skb);
@@ -151,12 +151,12 @@ int __exit h4_deinit(void)
return hci_uart_unregister_proto(&h4p);
}
-struct sk_buff *h4_recv_buf(struct hci_dev *hdev, struct sk_buff *skb,
+struct sk_buff *h4_recv_buf(struct hci_uart *hu, struct sk_buff *skb,
const unsigned char *buffer, int count,
const struct h4_recv_pkt *pkts, int pkts_count)
{
- struct hci_uart *hu = hci_get_drvdata(hdev);
u8 alignment = hu->alignment ? hu->alignment : 1;
+ struct hci_dev *hdev = hu->hdev;
/* Check for error from previous call */
if (IS_ERR(skb))
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index d0d4420c1a0f..96e20a66ecd1 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -7,6 +7,8 @@
*/
#include <linux/acpi.h>
+#include <linux/bitrev.h>
+#include <linux/crc-ccitt.h>
#include <linux/errno.h>
#include <linux/gpio/consumer.h>
#include <linux/kernel.h>
@@ -58,6 +60,7 @@ enum {
H5_TX_ACK_REQ, /* Pending ack to send */
H5_WAKEUP_DISABLE, /* Device cannot wake host */
H5_HW_FLOW_CONTROL, /* Use HW flow control */
+ H5_CRC, /* Use CRC */
};
struct h5 {
@@ -141,8 +144,8 @@ static void h5_link_control(struct hci_uart *hu, const void *data, size_t len)
static u8 h5_cfg_field(struct h5 *h5)
{
- /* Sliding window size (first 3 bits) */
- return h5->tx_win & 0x07;
+ /* Sliding window size (first 3 bits) and CRC request (fifth bit). */
+ return (h5->tx_win & 0x07) | 0x10;
}
static void h5_timed_event(struct timer_list *t)
@@ -213,7 +216,6 @@ static void h5_peer_reset(struct hci_uart *hu)
static int h5_open(struct hci_uart *hu)
{
struct h5 *h5;
- const unsigned char sync[] = { 0x01, 0x7e };
BT_DBG("hu %p", hu);
@@ -243,9 +245,11 @@ static int h5_open(struct hci_uart *hu)
set_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags);
- /* Send initial sync request */
- h5_link_control(hu, sync, sizeof(sync));
- mod_timer(&h5->timer, jiffies + H5_SYNC_TIMEOUT);
+ /*
+ * Wait one jiffy because the UART layer won't set HCI_UART_PROTO_READY,
+ * which allows us to send link packets, until this function returns.
+ */
+ mod_timer(&h5->timer, jiffies + 1);
return 0;
}
@@ -360,8 +364,10 @@ static void h5_handle_internal_rx(struct hci_uart *hu)
h5_link_control(hu, conf_rsp, 2);
h5_link_control(hu, conf_req, 3);
} else if (memcmp(data, conf_rsp, 2) == 0) {
- if (H5_HDR_LEN(hdr) > 2)
+ if (H5_HDR_LEN(hdr) > 2) {
h5->tx_win = (data[2] & 0x07);
+ assign_bit(H5_CRC, &h5->flags, data[2] & 0x10);
+ }
BT_DBG("Three-wire init complete. tx_win %u", h5->tx_win);
h5->state = H5_ACTIVE;
hci_uart_init_ready(hu);
@@ -425,7 +431,24 @@ static void h5_complete_rx_pkt(struct hci_uart *hu)
static int h5_rx_crc(struct hci_uart *hu, unsigned char c)
{
- h5_complete_rx_pkt(hu);
+ struct h5 *h5 = hu->priv;
+ const unsigned char *hdr = h5->rx_skb->data;
+ u16 crc;
+ __be16 crc_be;
+
+ crc = crc_ccitt(0xffff, hdr, 4 + H5_HDR_LEN(hdr));
+ crc = bitrev16(crc);
+
+ crc_be = cpu_to_be16(crc);
+
+ if (memcmp(&crc_be, hdr + 4 + H5_HDR_LEN(hdr), 2) != 0) {
+ bt_dev_err(hu->hdev, "Received packet with invalid CRC");
+ h5_reset_rx(h5);
+ } else {
+ /* Remove CRC bytes */
+ skb_trim(h5->rx_skb, 4 + H5_HDR_LEN(hdr));
+ h5_complete_rx_pkt(hu);
+ }
return 0;
}
@@ -556,6 +579,7 @@ static void h5_reset_rx(struct h5 *h5)
h5->rx_func = h5_rx_delimiter;
h5->rx_pending = 0;
clear_bit(H5_RX_ESC, &h5->flags);
+ clear_bit(H5_CRC, &h5->flags);
}
static int h5_recv(struct hci_uart *hu, const void *data, int count)
@@ -592,7 +616,6 @@ static int h5_recv(struct hci_uart *hu, const void *data, int count)
if (hu->serdev) {
pm_runtime_get(&hu->serdev->dev);
- pm_runtime_mark_last_busy(&hu->serdev->dev);
pm_runtime_put_autosuspend(&hu->serdev->dev);
}
@@ -634,7 +657,6 @@ static int h5_enqueue(struct hci_uart *hu, struct sk_buff *skb)
if (hu->serdev) {
pm_runtime_get_sync(&hu->serdev->dev);
- pm_runtime_mark_last_busy(&hu->serdev->dev);
pm_runtime_put_autosuspend(&hu->serdev->dev);
}
@@ -686,6 +708,7 @@ static struct sk_buff *h5_prepare_pkt(struct hci_uart *hu, u8 pkt_type,
struct h5 *h5 = hu->priv;
struct sk_buff *nskb;
u8 hdr[4];
+ u16 crc;
int i;
if (!valid_packet_type(pkt_type)) {
@@ -713,6 +736,7 @@ static struct sk_buff *h5_prepare_pkt(struct hci_uart *hu, u8 pkt_type,
/* Reliable packet? */
if (pkt_type == HCI_ACLDATA_PKT || pkt_type == HCI_COMMAND_PKT) {
hdr[0] |= 1 << 7;
+ hdr[0] |= (test_bit(H5_CRC, &h5->flags) && 1) << 6;
hdr[0] |= h5->tx_seq;
h5->tx_seq = (h5->tx_seq + 1) % 8;
}
@@ -732,6 +756,15 @@ static struct sk_buff *h5_prepare_pkt(struct hci_uart *hu, u8 pkt_type,
for (i = 0; i < len; i++)
h5_slip_one_byte(nskb, data[i]);
+ if (H5_HDR_CRC(hdr)) {
+ crc = crc_ccitt(0xffff, hdr, 4);
+ crc = crc_ccitt(crc, data, len);
+ crc = bitrev16(crc);
+
+ h5_slip_one_byte(nskb, (crc >> 8) & 0xff);
+ h5_slip_one_byte(nskb, crc & 0xff);
+ }
+
h5_slip_delim(nskb);
return nskb;
diff --git a/drivers/bluetooth/hci_intel.c b/drivers/bluetooth/hci_intel.c
index 9b353c3d6442..20baf2895dec 100644
--- a/drivers/bluetooth/hci_intel.c
+++ b/drivers/bluetooth/hci_intel.c
@@ -280,7 +280,6 @@ static irqreturn_t intel_irq(int irq, void *dev_id)
/* Host/Controller are now LPM resumed, trigger a new delayed suspend */
pm_runtime_get(&idev->pdev->dev);
- pm_runtime_mark_last_busy(&idev->pdev->dev);
pm_runtime_put_autosuspend(&idev->pdev->dev);
return IRQ_HANDLED;
@@ -371,7 +370,6 @@ static void intel_busy_work(struct work_struct *work)
list_for_each_entry(idev, &intel_device_list, list) {
if (intel->hu->tty->dev->parent == idev->pdev->dev.parent) {
pm_runtime_get(&idev->pdev->dev);
- pm_runtime_mark_last_busy(&idev->pdev->dev);
pm_runtime_put_autosuspend(&idev->pdev->dev);
break;
}
@@ -972,7 +970,7 @@ static int intel_recv(struct hci_uart *hu, const void *data, int count)
if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
return -EUNATCH;
- intel->rx_skb = h4_recv_buf(hu->hdev, intel->rx_skb, data, count,
+ intel->rx_skb = h4_recv_buf(hu, intel->rx_skb, data, count,
intel_recv_pkts,
ARRAY_SIZE(intel_recv_pkts));
if (IS_ERR(intel->rx_skb)) {
@@ -1003,7 +1001,6 @@ static int intel_enqueue(struct hci_uart *hu, struct sk_buff *skb)
list_for_each_entry(idev, &intel_device_list, list) {
if (hu->tty->dev->parent == idev->pdev->dev.parent) {
pm_runtime_get_sync(&idev->pdev->dev);
- pm_runtime_mark_last_busy(&idev->pdev->dev);
pm_runtime_put_autosuspend(&idev->pdev->dev);
break;
}
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index 7044c86325ce..6f4e25917b86 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -429,7 +429,7 @@ static int ll_recv(struct hci_uart *hu, const void *data, int count)
if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
return -EUNATCH;
- ll->rx_skb = h4_recv_buf(hu->hdev, ll->rx_skb, data, count,
+ ll->rx_skb = h4_recv_buf(hu, ll->rx_skb, data, count,
ll_recv_pkts, ARRAY_SIZE(ll_recv_pkts));
if (IS_ERR(ll->rx_skb)) {
int err = PTR_ERR(ll->rx_skb);
diff --git a/drivers/bluetooth/hci_mrvl.c b/drivers/bluetooth/hci_mrvl.c
index e08222395772..8767522ec4c6 100644
--- a/drivers/bluetooth/hci_mrvl.c
+++ b/drivers/bluetooth/hci_mrvl.c
@@ -264,9 +264,9 @@ static int mrvl_recv(struct hci_uart *hu, const void *data, int count)
!test_bit(STATE_FW_LOADED, &mrvl->flags))
return count;
- mrvl->rx_skb = h4_recv_buf(hu->hdev, mrvl->rx_skb, data, count,
- mrvl_recv_pkts,
- ARRAY_SIZE(mrvl_recv_pkts));
+ mrvl->rx_skb = h4_recv_buf(hu, mrvl->rx_skb, data, count,
+ mrvl_recv_pkts,
+ ARRAY_SIZE(mrvl_recv_pkts));
if (IS_ERR(mrvl->rx_skb)) {
int err = PTR_ERR(mrvl->rx_skb);
bt_dev_err(hu->hdev, "Frame reassembly failed (%d)", err);
diff --git a/drivers/bluetooth/hci_nokia.c b/drivers/bluetooth/hci_nokia.c
index cd7575c20f65..1e65b541f8ad 100644
--- a/drivers/bluetooth/hci_nokia.c
+++ b/drivers/bluetooth/hci_nokia.c
@@ -624,8 +624,8 @@ static int nokia_recv(struct hci_uart *hu, const void *data, int count)
if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
return -EUNATCH;
- btdev->rx_skb = h4_recv_buf(hu->hdev, btdev->rx_skb, data, count,
- nokia_recv_pkts, ARRAY_SIZE(nokia_recv_pkts));
+ btdev->rx_skb = h4_recv_buf(hu, btdev->rx_skb, data, count,
+ nokia_recv_pkts, ARRAY_SIZE(nokia_recv_pkts));
if (IS_ERR(btdev->rx_skb)) {
err = PTR_ERR(btdev->rx_skb);
dev_err(dev, "Frame reassembly failed (%d)", err);
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 4cff4d9be313..888176b0faa9 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -1277,7 +1277,7 @@ static int qca_recv(struct hci_uart *hu, const void *data, int count)
if (!test_bit(HCI_UART_REGISTERED, &hu->flags))
return -EUNATCH;
- qca->rx_skb = h4_recv_buf(hu->hdev, qca->rx_skb, data, count,
+ qca->rx_skb = h4_recv_buf(hu, qca->rx_skb, data, count,
qca_recv_pkts, ARRAY_SIZE(qca_recv_pkts));
if (IS_ERR(qca->rx_skb)) {
int err = PTR_ERR(qca->rx_skb);
diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h
index 5ea5dd80e297..48ac7ca9334e 100644
--- a/drivers/bluetooth/hci_uart.h
+++ b/drivers/bluetooth/hci_uart.h
@@ -121,10 +121,6 @@ void hci_uart_set_flow_control(struct hci_uart *hu, bool enable);
void hci_uart_set_speeds(struct hci_uart *hu, unsigned int init_speed,
unsigned int oper_speed);
-#ifdef CONFIG_BT_HCIUART_H4
-int h4_init(void);
-int h4_deinit(void);
-
struct h4_recv_pkt {
u8 type; /* Packet type */
u8 hlen; /* Header length */
@@ -162,7 +158,11 @@ struct h4_recv_pkt {
.lsize = 2, \
.maxlen = HCI_MAX_FRAME_SIZE \
-struct sk_buff *h4_recv_buf(struct hci_dev *hdev, struct sk_buff *skb,
+#ifdef CONFIG_BT_HCIUART_H4
+int h4_init(void);
+int h4_deinit(void);
+
+struct sk_buff *h4_recv_buf(struct hci_uart *hu, struct sk_buff *skb,
const unsigned char *buffer, int count,
const struct h4_recv_pkt *pkts, int pkts_count);
#endif
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index f7d8c3c00655..2fef08254d78 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -380,6 +380,28 @@ static const struct file_operations force_devcoredump_fops = {
.write = force_devcd_write,
};
+static void vhci_debugfs_init(struct vhci_data *data)
+{
+ struct hci_dev *hdev = data->hdev;
+
+ debugfs_create_file("force_suspend", 0644, hdev->debugfs, data,
+ &force_suspend_fops);
+
+ debugfs_create_file("force_wakeup", 0644, hdev->debugfs, data,
+ &force_wakeup_fops);
+
+ if (IS_ENABLED(CONFIG_BT_MSFTEXT))
+ debugfs_create_file("msft_opcode", 0644, hdev->debugfs, data,
+ &msft_opcode_fops);
+
+ if (IS_ENABLED(CONFIG_BT_AOSPEXT))
+ debugfs_create_file("aosp_capable", 0644, hdev->debugfs, data,
+ &aosp_capable_fops);
+
+ debugfs_create_file("force_devcoredump", 0644, hdev->debugfs, data,
+ &force_devcoredump_fops);
+}
+
static int __vhci_create_device(struct vhci_data *data, __u8 opcode)
{
struct hci_dev *hdev;
@@ -434,22 +456,8 @@ static int __vhci_create_device(struct vhci_data *data, __u8 opcode)
return -EBUSY;
}
- debugfs_create_file("force_suspend", 0644, hdev->debugfs, data,
- &force_suspend_fops);
-
- debugfs_create_file("force_wakeup", 0644, hdev->debugfs, data,
- &force_wakeup_fops);
-
- if (IS_ENABLED(CONFIG_BT_MSFTEXT))
- debugfs_create_file("msft_opcode", 0644, hdev->debugfs, data,
- &msft_opcode_fops);
-
- if (IS_ENABLED(CONFIG_BT_AOSPEXT))
- debugfs_create_file("aosp_capable", 0644, hdev->debugfs, data,
- &aosp_capable_fops);
-
- debugfs_create_file("force_devcoredump", 0644, hdev->debugfs, data,
- &force_devcoredump_fops);
+ if (!IS_ERR_OR_NULL(hdev->debugfs))
+ vhci_debugfs_init(data);
hci_skb_pkt_type(skb) = HCI_VENDOR_PKT;
@@ -651,6 +659,21 @@ static int vhci_open(struct inode *inode, struct file *file)
return 0;
}
+static void vhci_debugfs_remove(struct hci_dev *hdev)
+{
+ debugfs_lookup_and_remove("force_suspend", hdev->debugfs);
+
+ debugfs_lookup_and_remove("force_wakeup", hdev->debugfs);
+
+ if (IS_ENABLED(CONFIG_BT_MSFTEXT))
+ debugfs_lookup_and_remove("msft_opcode", hdev->debugfs);
+
+ if (IS_ENABLED(CONFIG_BT_AOSPEXT))
+ debugfs_lookup_and_remove("aosp_capable", hdev->debugfs);
+
+ debugfs_lookup_and_remove("force_devcoredump", hdev->debugfs);
+}
+
static int vhci_release(struct inode *inode, struct file *file)
{
struct vhci_data *data = file->private_data;
@@ -662,6 +685,8 @@ static int vhci_release(struct inode *inode, struct file *file)
hdev = data->hdev;
if (hdev) {
+ if (!IS_ERR_OR_NULL(hdev->debugfs))
+ vhci_debugfs_remove(hdev);
hci_unregister_dev(hdev);
hci_free_dev(hdev);
}
diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
index c1c0a4759c7e..25845c04e562 100644
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -176,8 +176,8 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
{
struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev);
- return sprintf(buf, "fsl-mc:v%08Xd%s\n", mc_dev->obj_desc.vendor,
- mc_dev->obj_desc.type);
+ return sysfs_emit(buf, "fsl-mc:v%08Xd%s\n", mc_dev->obj_desc.vendor,
+ mc_dev->obj_desc.type);
}
static DEVICE_ATTR_RO(modalias);
@@ -203,7 +203,7 @@ static ssize_t driver_override_show(struct device *dev,
{
struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev);
- return snprintf(buf, PAGE_SIZE, "%s\n", mc_dev->driver_override);
+ return sysfs_emit(buf, "%s\n", mc_dev->driver_override);
}
static DEVICE_ATTR_RW(driver_override);
@@ -1104,6 +1104,9 @@ static int fsl_mc_bus_probe(struct platform_device *pdev)
* Get physical address of MC portal for the root DPRC:
*/
plat_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!plat_res)
+ return -EINVAL;
+
mc_portal_phys_addr = plat_res->start;
mc_portal_size = resource_size(plat_res);
mc_portal_base_phys_addr = mc_portal_phys_addr & ~0x3ffffff;
diff --git a/drivers/bus/fsl-mc/mc-sys.c b/drivers/bus/fsl-mc/mc-sys.c
index b22c59d57c8f..31037f41893e 100644
--- a/drivers/bus/fsl-mc/mc-sys.c
+++ b/drivers/bus/fsl-mc/mc-sys.c
@@ -248,7 +248,7 @@ int mc_send_command(struct fsl_mc_io *mc_io, struct fsl_mc_command *cmd)
enum mc_cmd_status status;
unsigned long irq_flags = 0;
- if (in_irq() && !(mc_io->flags & FSL_MC_IO_ATOMIC_CONTEXT_PORTAL))
+ if (in_hardirq() && !(mc_io->flags & FSL_MC_IO_ATOMIC_CONTEXT_PORTAL))
return -EINVAL;
if (mc_io->flags & FSL_MC_IO_ATOMIC_CONTEXT_PORTAL)
diff --git a/drivers/bus/mhi/ep/internal.h b/drivers/bus/mhi/ep/internal.h
index 577965f95fda..512da7482acc 100644
--- a/drivers/bus/mhi/ep/internal.h
+++ b/drivers/bus/mhi/ep/internal.h
@@ -11,7 +11,7 @@
#include "../common.h"
-extern struct bus_type mhi_ep_bus_type;
+extern const struct bus_type mhi_ep_bus_type;
#define MHI_REG_OFFSET 0x100
#define BHI_REG_OFFSET 0x200
diff --git a/drivers/bus/mhi/ep/main.c b/drivers/bus/mhi/ep/main.c
index b3eafcf2a2c5..3c208b5c8446 100644
--- a/drivers/bus/mhi/ep/main.c
+++ b/drivers/bus/mhi/ep/main.c
@@ -403,17 +403,13 @@ static int mhi_ep_read_channel(struct mhi_ep_cntrl *mhi_cntrl,
{
struct mhi_ep_chan *mhi_chan = &mhi_cntrl->mhi_chan[ring->ch_id];
struct device *dev = &mhi_cntrl->mhi_dev->dev;
- size_t tr_len, read_offset, write_offset;
+ size_t tr_len, read_offset;
struct mhi_ep_buf_info buf_info = {};
u32 len = MHI_EP_DEFAULT_MTU;
struct mhi_ring_element *el;
- bool tr_done = false;
void *buf_addr;
- u32 buf_left;
int ret;
- buf_left = len;
-
do {
/* Don't process the transfer ring if the channel is not in RUNNING state */
if (mhi_chan->state != MHI_CH_STATE_RUNNING) {
@@ -426,24 +422,23 @@ static int mhi_ep_read_channel(struct mhi_ep_cntrl *mhi_cntrl,
/* Check if there is data pending to be read from previous read operation */
if (mhi_chan->tre_bytes_left) {
dev_dbg(dev, "TRE bytes remaining: %u\n", mhi_chan->tre_bytes_left);
- tr_len = min(buf_left, mhi_chan->tre_bytes_left);
+ tr_len = min(len, mhi_chan->tre_bytes_left);
} else {
mhi_chan->tre_loc = MHI_TRE_DATA_GET_PTR(el);
mhi_chan->tre_size = MHI_TRE_DATA_GET_LEN(el);
mhi_chan->tre_bytes_left = mhi_chan->tre_size;
- tr_len = min(buf_left, mhi_chan->tre_size);
+ tr_len = min(len, mhi_chan->tre_size);
}
read_offset = mhi_chan->tre_size - mhi_chan->tre_bytes_left;
- write_offset = len - buf_left;
buf_addr = kmem_cache_zalloc(mhi_cntrl->tre_buf_cache, GFP_KERNEL);
if (!buf_addr)
return -ENOMEM;
buf_info.host_addr = mhi_chan->tre_loc + read_offset;
- buf_info.dev_addr = buf_addr + write_offset;
+ buf_info.dev_addr = buf_addr;
buf_info.size = tr_len;
buf_info.cb = mhi_ep_read_completion;
buf_info.cb_buf = buf_addr;
@@ -459,16 +454,12 @@ static int mhi_ep_read_channel(struct mhi_ep_cntrl *mhi_cntrl,
goto err_free_buf_addr;
}
- buf_left -= tr_len;
mhi_chan->tre_bytes_left -= tr_len;
- if (!mhi_chan->tre_bytes_left) {
- if (MHI_TRE_DATA_GET_IEOT(el))
- tr_done = true;
-
+ if (!mhi_chan->tre_bytes_left)
mhi_chan->rd_offset = (mhi_chan->rd_offset + 1) % ring->ring_size;
- }
- } while (buf_left && !tr_done);
+ /* Read until the some buffer is left or the ring becomes not empty */
+ } while (!mhi_ep_queue_is_empty(mhi_chan->mhi_dev, DMA_TO_DEVICE));
return 0;
@@ -502,15 +493,11 @@ static int mhi_ep_process_ch_ring(struct mhi_ep_ring *ring)
mhi_chan->xfer_cb(mhi_chan->mhi_dev, &result);
} else {
/* UL channel */
- do {
- ret = mhi_ep_read_channel(mhi_cntrl, ring);
- if (ret < 0) {
- dev_err(&mhi_chan->mhi_dev->dev, "Failed to read channel\n");
- return ret;
- }
-
- /* Read until the ring becomes empty */
- } while (!mhi_ep_queue_is_empty(mhi_chan->mhi_dev, DMA_TO_DEVICE));
+ ret = mhi_ep_read_channel(mhi_cntrl, ring);
+ if (ret < 0) {
+ dev_err(&mhi_chan->mhi_dev->dev, "Failed to read channel\n");
+ return ret;
+ }
}
return 0;
@@ -1507,7 +1494,7 @@ int mhi_ep_register_controller(struct mhi_ep_cntrl *mhi_cntrl,
INIT_WORK(&mhi_cntrl->cmd_ring_work, mhi_ep_cmd_ring_worker);
INIT_WORK(&mhi_cntrl->ch_ring_work, mhi_ep_ch_ring_worker);
- mhi_cntrl->wq = alloc_workqueue("mhi_ep_wq", 0, 0);
+ mhi_cntrl->wq = alloc_workqueue("mhi_ep_wq", WQ_PERCPU, 0);
if (!mhi_cntrl->wq) {
ret = -ENOMEM;
goto err_destroy_ring_item_cache;
@@ -1716,7 +1703,7 @@ static int mhi_ep_match(struct device *dev, const struct device_driver *drv)
return 0;
};
-struct bus_type mhi_ep_bus_type = {
+const struct bus_type mhi_ep_bus_type = {
.name = "mhi_ep",
.dev_name = "mhi_ep",
.match = mhi_ep_match,
diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c
index 7f72aab38ce9..099be8dd1900 100644
--- a/drivers/bus/mhi/host/init.c
+++ b/drivers/bus/mhi/host/init.c
@@ -194,7 +194,6 @@ static void mhi_deinit_free_irq(struct mhi_controller *mhi_cntrl)
static int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl)
{
struct mhi_event *mhi_event = mhi_cntrl->mhi_event;
- struct device *dev = &mhi_cntrl->mhi_dev->dev;
unsigned long irq_flags = IRQF_SHARED | IRQF_NO_SUSPEND;
int i, ret;
@@ -221,7 +220,7 @@ static int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl)
continue;
if (mhi_event->irq >= mhi_cntrl->nr_irqs) {
- dev_err(dev, "irq %d not available for event ring\n",
+ dev_err(mhi_cntrl->cntrl_dev, "irq %d not available for event ring\n",
mhi_event->irq);
ret = -EINVAL;
goto error_request;
@@ -232,7 +231,7 @@ static int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl)
irq_flags,
"mhi", mhi_event);
if (ret) {
- dev_err(dev, "Error requesting irq:%d for ev:%d\n",
+ dev_err(mhi_cntrl->cntrl_dev, "Error requesting irq:%d for ev:%d\n",
mhi_cntrl->irq[mhi_event->irq], i);
goto error_request;
}
diff --git a/drivers/bus/mhi/host/internal.h b/drivers/bus/mhi/host/internal.h
index 034be33565b7..7937bb1f742c 100644
--- a/drivers/bus/mhi/host/internal.h
+++ b/drivers/bus/mhi/host/internal.h
@@ -170,6 +170,8 @@ enum mhi_pm_state {
MHI_PM_IN_ERROR_STATE(pm_state))
#define MHI_PM_IN_SUSPEND_STATE(pm_state) (pm_state & \
(MHI_PM_M3_ENTER | MHI_PM_M3))
+#define MHI_PM_FATAL_ERROR(pm_state) ((pm_state == MHI_PM_FW_DL_ERR) || \
+ (pm_state >= MHI_PM_SYS_ERR_FAIL))
#define NR_OF_CMD_RINGS 1
#define CMD_EL_PER_RING 128
@@ -403,6 +405,7 @@ int mhi_process_data_event_ring(struct mhi_controller *mhi_cntrl,
struct mhi_event *mhi_event, u32 event_quota);
int mhi_process_ctrl_ev_ring(struct mhi_controller *mhi_cntrl,
struct mhi_event *mhi_event, u32 event_quota);
+void mhi_uevent_notify(struct mhi_controller *mhi_cntrl, enum mhi_ee_type ee);
/* ISR handlers */
irqreturn_t mhi_irq_handler(int irq_number, void *dev);
diff --git a/drivers/bus/mhi/host/main.c b/drivers/bus/mhi/host/main.c
index 52bef663e182..861551274319 100644
--- a/drivers/bus/mhi/host/main.c
+++ b/drivers/bus/mhi/host/main.c
@@ -512,6 +512,7 @@ irqreturn_t mhi_intvec_threaded_handler(int irq_number, void *priv)
if (mhi_cntrl->rddm_image && mhi_is_active(mhi_cntrl)) {
mhi_cntrl->status_cb(mhi_cntrl, MHI_CB_EE_RDDM);
mhi_cntrl->ee = ee;
+ mhi_uevent_notify(mhi_cntrl, mhi_cntrl->ee);
wake_up_all(&mhi_cntrl->state_event);
}
break;
diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
index 4edb5bb476ba..e3bc737313a2 100644
--- a/drivers/bus/mhi/host/pci_generic.c
+++ b/drivers/bus/mhi/host/pci_generic.c
@@ -34,28 +34,34 @@
/**
* struct mhi_pci_dev_info - MHI PCI device specific information
* @config: MHI controller configuration
+ * @vf_config: MHI controller configuration for Virtual function (optional)
* @name: name of the PCI module
* @fw: firmware path (if any)
* @edl: emergency download mode firmware path (if any)
* @edl_trigger: capable of triggering EDL mode in the device (if supported)
* @bar_num: PCI base address register to use for MHI MMIO register space
* @dma_data_width: DMA transfer word size (32 or 64 bits)
+ * @vf_dma_data_width: DMA transfer word size for VF's (optional)
* @mru_default: default MRU size for MBIM network packets
* @sideband_wake: Devices using dedicated sideband GPIO for wakeup instead
* of inband wake support (such as sdx24)
* @no_m3: M3 not supported
+ * @reset_on_remove: Set true for devices that require SoC during driver removal
*/
struct mhi_pci_dev_info {
const struct mhi_controller_config *config;
+ const struct mhi_controller_config *vf_config;
const char *name;
const char *fw;
const char *edl;
bool edl_trigger;
unsigned int bar_num;
unsigned int dma_data_width;
+ unsigned int vf_dma_data_width;
unsigned int mru_default;
bool sideband_wake;
bool no_m3;
+ bool reset_on_remove;
};
#define MHI_CHANNEL_CONFIG_UL(ch_num, ch_name, el_count, ev_ring) \
@@ -296,8 +302,10 @@ static const struct mhi_pci_dev_info mhi_qcom_qdu100_info = {
.config = &mhi_qcom_qdu100_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
.dma_data_width = 32,
+ .vf_dma_data_width = 40,
.sideband_wake = false,
.no_m3 = true,
+ .reset_on_remove = true,
};
static const struct mhi_channel_config mhi_qcom_sa8775p_channels[] = {
@@ -655,6 +663,17 @@ static const struct mhi_pci_dev_info mhi_foxconn_t99w696_info = {
.sideband_wake = false,
};
+static const struct mhi_pci_dev_info mhi_foxconn_t99w760_info = {
+ .name = "foxconn-t99w760",
+ .edl = "qcom/sdx35/foxconn/xbl_s_devprg_ns.melf",
+ .edl_trigger = true,
+ .config = &modem_foxconn_sdx61_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .mru_default = 32768,
+ .sideband_wake = false,
+};
+
static const struct mhi_channel_config mhi_mv3x_channels[] = {
MHI_CHANNEL_CONFIG_UL(0, "LOOPBACK", 64, 0),
MHI_CHANNEL_CONFIG_DL(1, "LOOPBACK", 64, 0),
@@ -869,6 +888,16 @@ static const struct mhi_pci_dev_info mhi_telit_fn990b40_info = {
.edl_trigger = true,
};
+static const struct mhi_pci_dev_info mhi_telit_fe990b40_info = {
+ .name = "telit-fe990b40",
+ .config = &modem_telit_fn920c04_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .sideband_wake = false,
+ .mru_default = 32768,
+ .edl_trigger = true,
+};
+
static const struct mhi_pci_dev_info mhi_netprisma_lcur57_info = {
.name = "netprisma-lcur57",
.edl = "qcom/prog_firehose_sdx24.mbn",
@@ -917,26 +946,17 @@ static const struct pci_device_id mhi_pci_id_table[] = {
/* Telit FE990A */
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, 0x1c5d, 0x2015),
.driver_data = (kernel_ulong_t) &mhi_telit_fe990a_info },
- /* Foxconn T99W696.01, Lenovo Generic SKU */
- { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, PCI_VENDOR_ID_FOXCONN, 0xe142),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w696_info },
- /* Foxconn T99W696.02, Lenovo X1 Carbon SKU */
- { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, PCI_VENDOR_ID_FOXCONN, 0xe143),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w696_info },
- /* Foxconn T99W696.03, Lenovo X1 2in1 SKU */
- { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, PCI_VENDOR_ID_FOXCONN, 0xe144),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w696_info },
- /* Foxconn T99W696.04, Lenovo PRC SKU */
- { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, PCI_VENDOR_ID_FOXCONN, 0xe145),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w696_info },
- /* Foxconn T99W696.00, Foxconn SKU */
- { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, PCI_VENDOR_ID_FOXCONN, 0xe146),
+ /* Foxconn T99W696, all variants */
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, PCI_VENDOR_ID_FOXCONN, PCI_ANY_ID),
.driver_data = (kernel_ulong_t) &mhi_foxconn_t99w696_info },
{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0308),
.driver_data = (kernel_ulong_t) &mhi_qcom_sdx65_info },
/* Telit FN990B40 (sdx72) */
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0309, 0x1c5d, 0x201a),
.driver_data = (kernel_ulong_t) &mhi_telit_fn990b40_info },
+ /* Telit FE990B40 (sdx72) */
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0309, 0x1c5d, 0x2025),
+ .driver_data = (kernel_ulong_t) &mhi_telit_fe990b40_info },
{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0309),
.driver_data = (kernel_ulong_t) &mhi_qcom_sdx75_info },
/* QDU100, x100-DU */
@@ -1001,6 +1021,8 @@ static const struct pci_device_id mhi_pci_id_table[] = {
/* DW5934e(sdx72), Non-eSIM */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe11e),
.driver_data = (kernel_ulong_t) &mhi_foxconn_dw5934e_info },
+ { PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe123),
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w760_info },
/* MV31-W (Cinterion) */
{ PCI_DEVICE(PCI_VENDOR_ID_THALES, 0x00b3),
.driver_data = (kernel_ulong_t) &mhi_mv31_info },
@@ -1037,6 +1059,7 @@ struct mhi_pci_device {
struct work_struct recovery_work;
struct timer_list health_check_timer;
unsigned long status;
+ bool reset_on_remove;
};
static int mhi_pci_read_reg(struct mhi_controller *mhi_cntrl,
@@ -1092,7 +1115,7 @@ static bool mhi_pci_is_alive(struct mhi_controller *mhi_cntrl)
struct pci_dev *pdev = to_pci_dev(mhi_cntrl->cntrl_dev);
u16 vendor = 0;
- if (pci_read_config_word(pdev, PCI_VENDOR_ID, &vendor))
+ if (pci_read_config_word(pci_physfn(pdev), PCI_VENDOR_ID, &vendor))
return false;
if (vendor == (u16) ~0 || vendor == 0)
@@ -1203,7 +1226,9 @@ static void mhi_pci_recovery_work(struct work_struct *work)
dev_warn(&pdev->dev, "device recovery started\n");
- timer_delete(&mhi_pdev->health_check_timer);
+ if (pdev->is_physfn)
+ timer_delete(&mhi_pdev->health_check_timer);
+
pm_runtime_forbid(&pdev->dev);
/* Clean up MHI state */
@@ -1230,7 +1255,10 @@ static void mhi_pci_recovery_work(struct work_struct *work)
dev_dbg(&pdev->dev, "Recovery completed\n");
set_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status);
- mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
+
+ if (pdev->is_physfn)
+ mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
+
return;
err_unprepare:
@@ -1301,6 +1329,7 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
const struct mhi_controller_config *mhi_cntrl_config;
struct mhi_pci_device *mhi_pdev;
struct mhi_controller *mhi_cntrl;
+ unsigned int dma_data_width;
int err;
dev_info(&pdev->dev, "MHI PCI device found: %s\n", info->name);
@@ -1311,14 +1340,24 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return -ENOMEM;
INIT_WORK(&mhi_pdev->recovery_work, mhi_pci_recovery_work);
- timer_setup(&mhi_pdev->health_check_timer, health_check, 0);
- mhi_cntrl_config = info->config;
+ if (pdev->is_virtfn && info->vf_config)
+ mhi_cntrl_config = info->vf_config;
+ else
+ mhi_cntrl_config = info->config;
+
+ /* Initialize health check monitor only for Physical functions */
+ if (pdev->is_physfn)
+ timer_setup(&mhi_pdev->health_check_timer, health_check, 0);
+
mhi_cntrl = &mhi_pdev->mhi_cntrl;
+ dma_data_width = (pdev->is_virtfn && info->vf_dma_data_width) ?
+ info->vf_dma_data_width : info->dma_data_width;
+
mhi_cntrl->cntrl_dev = &pdev->dev;
mhi_cntrl->iova_start = 0;
- mhi_cntrl->iova_stop = (dma_addr_t)DMA_BIT_MASK(info->dma_data_width);
+ mhi_cntrl->iova_stop = (dma_addr_t)DMA_BIT_MASK(dma_data_width);
mhi_cntrl->fw_image = info->fw;
mhi_cntrl->edl_image = info->edl;
@@ -1330,6 +1369,9 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
mhi_cntrl->mru = info->mru_default;
mhi_cntrl->name = info->name;
+ if (pdev->is_physfn)
+ mhi_pdev->reset_on_remove = info->reset_on_remove;
+
if (info->edl_trigger)
mhi_cntrl->edl_trigger = mhi_pci_generic_edl_trigger;
@@ -1339,7 +1381,7 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
mhi_cntrl->wake_toggle = mhi_pci_wake_toggle_nop;
}
- err = mhi_pci_claim(mhi_cntrl, info->bar_num, DMA_BIT_MASK(info->dma_data_width));
+ err = mhi_pci_claim(mhi_cntrl, info->bar_num, DMA_BIT_MASK(dma_data_width));
if (err)
return err;
@@ -1376,7 +1418,8 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
set_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status);
/* start health check */
- mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
+ if (pdev->is_physfn)
+ mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
/* Allow runtime suspend only if both PME from D3Hot and M3 are supported */
if (pci_pme_capable(pdev, PCI_D3hot) && !(info->no_m3)) {
@@ -1401,7 +1444,10 @@ static void mhi_pci_remove(struct pci_dev *pdev)
struct mhi_pci_device *mhi_pdev = pci_get_drvdata(pdev);
struct mhi_controller *mhi_cntrl = &mhi_pdev->mhi_cntrl;
- timer_delete_sync(&mhi_pdev->health_check_timer);
+ pci_disable_sriov(pdev);
+
+ if (pdev->is_physfn)
+ timer_delete_sync(&mhi_pdev->health_check_timer);
cancel_work_sync(&mhi_pdev->recovery_work);
if (test_and_clear_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status)) {
@@ -1413,6 +1459,9 @@ static void mhi_pci_remove(struct pci_dev *pdev)
if (pci_pme_capable(pdev, PCI_D3hot))
pm_runtime_get_noresume(&pdev->dev);
+ if (mhi_pdev->reset_on_remove)
+ mhi_soc_reset(mhi_cntrl);
+
mhi_unregister_controller(mhi_cntrl);
}
@@ -1429,7 +1478,8 @@ static void mhi_pci_reset_prepare(struct pci_dev *pdev)
dev_info(&pdev->dev, "reset\n");
- timer_delete(&mhi_pdev->health_check_timer);
+ if (pdev->is_physfn)
+ timer_delete(&mhi_pdev->health_check_timer);
/* Clean up MHI state */
if (test_and_clear_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status)) {
@@ -1474,7 +1524,8 @@ static void mhi_pci_reset_done(struct pci_dev *pdev)
}
set_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status);
- mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
+ if (pdev->is_physfn)
+ mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
}
static pci_ers_result_t mhi_pci_error_detected(struct pci_dev *pdev,
@@ -1539,7 +1590,9 @@ static int __maybe_unused mhi_pci_runtime_suspend(struct device *dev)
if (test_and_set_bit(MHI_PCI_DEV_SUSPENDED, &mhi_pdev->status))
return 0;
- timer_delete(&mhi_pdev->health_check_timer);
+ if (pdev->is_physfn)
+ timer_delete(&mhi_pdev->health_check_timer);
+
cancel_work_sync(&mhi_pdev->recovery_work);
if (!test_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status) ||
@@ -1590,7 +1643,8 @@ static int __maybe_unused mhi_pci_runtime_resume(struct device *dev)
}
/* Resume health check */
- mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
+ if (pdev->is_physfn)
+ mod_timer(&mhi_pdev->health_check_timer, jiffies + HEALTH_CHECK_PERIOD);
/* It can be a remote wakeup (no mhi runtime_get), update access time */
pm_runtime_mark_last_busy(dev);
@@ -1676,7 +1730,8 @@ static struct pci_driver mhi_pci_driver = {
.remove = mhi_pci_remove,
.shutdown = mhi_pci_shutdown,
.err_handler = &mhi_pci_err_handler,
- .driver.pm = &mhi_pci_pm_ops
+ .driver.pm = &mhi_pci_pm_ops,
+ .sriov_configure = pci_sriov_configure_simple,
};
module_pci_driver(mhi_pci_driver);
diff --git a/drivers/bus/mhi/host/pm.c b/drivers/bus/mhi/host/pm.c
index 33d92bf2fc3e..b4ef115189b5 100644
--- a/drivers/bus/mhi/host/pm.c
+++ b/drivers/bus/mhi/host/pm.c
@@ -418,6 +418,7 @@ static int mhi_pm_mission_mode_transition(struct mhi_controller *mhi_cntrl)
device_for_each_child(&mhi_cntrl->mhi_dev->dev, &current_ee,
mhi_destroy_device);
mhi_cntrl->status_cb(mhi_cntrl, MHI_CB_EE_MISSION_MODE);
+ mhi_uevent_notify(mhi_cntrl, mhi_cntrl->ee);
/* Force MHI to be in M0 state before continuing */
ret = __mhi_device_get_sync(mhi_cntrl);
@@ -631,6 +632,8 @@ static void mhi_pm_sys_error_transition(struct mhi_controller *mhi_cntrl)
/* Wake up threads waiting for state transition */
wake_up_all(&mhi_cntrl->state_event);
+ mhi_uevent_notify(mhi_cntrl, mhi_cntrl->ee);
+
if (MHI_REG_ACCESS_VALID(prev_state)) {
/*
* If the device is in PBL or SBL, it will only respond to
@@ -829,6 +832,8 @@ void mhi_pm_st_worker(struct work_struct *work)
mhi_create_devices(mhi_cntrl);
if (mhi_cntrl->fbc_download)
mhi_download_amss_image(mhi_cntrl);
+
+ mhi_uevent_notify(mhi_cntrl, mhi_cntrl->ee);
break;
case DEV_ST_TRANSITION_MISSION_MODE:
mhi_pm_mission_mode_transition(mhi_cntrl);
@@ -838,6 +843,7 @@ void mhi_pm_st_worker(struct work_struct *work)
mhi_cntrl->ee = MHI_EE_FP;
write_unlock_irq(&mhi_cntrl->pm_lock);
mhi_create_devices(mhi_cntrl);
+ mhi_uevent_notify(mhi_cntrl, mhi_cntrl->ee);
break;
case DEV_ST_TRANSITION_READY:
mhi_ready_state_transition(mhi_cntrl);
@@ -1240,6 +1246,8 @@ static void __mhi_power_down(struct mhi_controller *mhi_cntrl, bool graceful,
write_unlock_irq(&mhi_cntrl->pm_lock);
mutex_unlock(&mhi_cntrl->pm_mutex);
+ mhi_uevent_notify(mhi_cntrl, mhi_cntrl->ee);
+
if (destroy_device)
mhi_queue_state_transition(mhi_cntrl,
DEV_ST_TRANSITION_DISABLE_DESTROY_DEVICE);
@@ -1279,7 +1287,7 @@ int mhi_sync_power_up(struct mhi_controller *mhi_cntrl)
mhi_cntrl->ready_timeout_ms : mhi_cntrl->timeout_ms;
wait_event_timeout(mhi_cntrl->state_event,
MHI_IN_MISSION_MODE(mhi_cntrl->ee) ||
- MHI_PM_IN_ERROR_STATE(mhi_cntrl->pm_state),
+ MHI_PM_FATAL_ERROR(mhi_cntrl->pm_state),
msecs_to_jiffies(timeout_ms));
ret = (MHI_IN_MISSION_MODE(mhi_cntrl->ee)) ? 0 : -ETIMEDOUT;
@@ -1338,3 +1346,22 @@ void mhi_device_put(struct mhi_device *mhi_dev)
read_unlock_bh(&mhi_cntrl->pm_lock);
}
EXPORT_SYMBOL_GPL(mhi_device_put);
+
+void mhi_uevent_notify(struct mhi_controller *mhi_cntrl, enum mhi_ee_type ee)
+{
+ struct device *dev = &mhi_cntrl->mhi_dev->dev;
+ char *buf[2];
+ int ret;
+
+ buf[0] = kasprintf(GFP_KERNEL, "EXEC_ENV=%s", TO_MHI_EXEC_STR(ee));
+ buf[1] = NULL;
+
+ if (!buf[0])
+ return;
+
+ ret = kobject_uevent_env(&dev->kobj, KOBJ_CHANGE, buf);
+ if (ret)
+ dev_err(dev, "Failed to send %s uevent\n", TO_MHI_EXEC_STR(ee));
+
+ kfree(buf[0]);
+}
diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c
index 00cb792bda18..dd94145c9b22 100644
--- a/drivers/bus/mvebu-mbus.c
+++ b/drivers/bus/mvebu-mbus.c
@@ -1006,7 +1006,7 @@ static __init int mvebu_mbus_debugfs_init(void)
}
fs_initcall(mvebu_mbus_debugfs_init);
-static int mvebu_mbus_suspend(void)
+static int mvebu_mbus_suspend(void *data)
{
struct mvebu_mbus_state *s = &mbus_state;
int win;
@@ -1040,7 +1040,7 @@ static int mvebu_mbus_suspend(void)
return 0;
}
-static void mvebu_mbus_resume(void)
+static void mvebu_mbus_resume(void *data)
{
struct mvebu_mbus_state *s = &mbus_state;
int win;
@@ -1069,9 +1069,13 @@ static void mvebu_mbus_resume(void)
}
}
-static struct syscore_ops mvebu_mbus_syscore_ops = {
- .suspend = mvebu_mbus_suspend,
- .resume = mvebu_mbus_resume,
+static const struct syscore_ops mvebu_mbus_syscore_ops = {
+ .suspend = mvebu_mbus_suspend,
+ .resume = mvebu_mbus_resume,
+};
+
+static struct syscore mvebu_mbus_syscore = {
+ .ops = &mvebu_mbus_syscore_ops,
};
static int __init mvebu_mbus_common_init(struct mvebu_mbus_state *mbus,
@@ -1118,7 +1122,7 @@ static int __init mvebu_mbus_common_init(struct mvebu_mbus_state *mbus,
writel(UNIT_SYNC_BARRIER_ALL,
mbus->mbuswins_base + UNIT_SYNC_BARRIER_OFF);
- register_syscore_ops(&mvebu_mbus_syscore_ops);
+ register_syscore(&mvebu_mbus_syscore);
return 0;
}
diff --git a/drivers/bus/stm32_rifsc.c b/drivers/bus/stm32_rifsc.c
index 4cf1b60014b7..debeaf8ea1bd 100644
--- a/drivers/bus/stm32_rifsc.c
+++ b/drivers/bus/stm32_rifsc.c
@@ -5,6 +5,7 @@
#include <linux/bitfield.h>
#include <linux/bits.h>
+#include <linux/debugfs.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/init.h>
@@ -25,6 +26,8 @@
#define RIFSC_RISC_PRIVCFGR0 0x30
#define RIFSC_RISC_PER0_CIDCFGR 0x100
#define RIFSC_RISC_PER0_SEMCR 0x104
+#define RIFSC_RISC_REG0_ACFGR 0x900
+#define RIFSC_RISC_REG3_AADDR 0x924
#define RIFSC_RISC_HWCFGR2 0xFEC
/*
@@ -70,6 +73,565 @@
#define RIF_CID0 0x0
#define RIF_CID1 0x1
+#if defined(CONFIG_DEBUG_FS)
+#define RIFSC_RISUP_ENTRIES 128
+#define RIFSC_RIMU_ENTRIES 16
+#define RIFSC_RISAL_SUBREGIONS 2
+#define RIFSC_RISAL_GRANULARITY 8
+
+#define RIFSC_RIMC_ATTR0 0xC10
+
+#define RIFSC_RIMC_CIDSEL BIT(2)
+#define RIFSC_RIMC_MCID_MASK GENMASK(6, 4)
+#define RIFSC_RIMC_MSEC BIT(8)
+#define RIFSC_RIMC_MPRIV BIT(9)
+
+#define RIFSC_RISC_SRCID_MASK GENMASK(6, 4)
+#define RIFSC_RISC_SRPRIV BIT(9)
+#define RIFSC_RISC_SRSEC BIT(8)
+#define RIFSC_RISC_SRRLOCK BIT(1)
+#define RIFSC_RISC_SREN BIT(0)
+#define RIFSC_RISC_SRLENGTH_MASK GENMASK(27, 16)
+#define RIFSC_RISC_SRSTART_MASK GENMASK(10, 0)
+
+static const char *stm32mp21_rifsc_rimu_names[RIFSC_RIMU_ENTRIES] = {
+ "ETR",
+ "SDMMC1",
+ "SDMMC2",
+ "SDMMC3",
+ "OTG_HS",
+ "USBH",
+ "ETH1",
+ "ETH2",
+ "RESERVED",
+ "RESERVED",
+ "DCMIPP",
+ "LTDC_L1/L2",
+ "LTDC_L3",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+};
+
+static const char *stm32mp25_rifsc_rimu_names[RIFSC_RIMU_ENTRIES] = {
+ "ETR",
+ "SDMMC1",
+ "SDMMC2",
+ "SDMMC3",
+ "USB3DR",
+ "USBH",
+ "ETH1",
+ "ETH2",
+ "PCIE",
+ "GPU",
+ "DMCIPP",
+ "LTDC_L0/L1",
+ "LTDC_L2",
+ "LTDC_ROT",
+ "VDEC",
+ "VENC"
+};
+
+static const char *stm32mp21_rifsc_risup_names[RIFSC_RISUP_ENTRIES] = {
+ "TIM1",
+ "TIM2",
+ "TIM3",
+ "TIM4",
+ "TIM5",
+ "TIM6",
+ "TIM7",
+ "TIM8",
+ "TIM10",
+ "TIM11",
+ "TIM12",
+ "TIM13",
+ "TIM14",
+ "TIM15",
+ "TIM16",
+ "TIM17",
+ "RESERVED",
+ "LPTIM1",
+ "LPTIM2",
+ "LPTIM3",
+ "LPTIM4",
+ "LPTIM5",
+ "SPI1",
+ "SPI2",
+ "SPI3",
+ "SPI4",
+ "SPI5",
+ "SPI6",
+ "RESERVED",
+ "RESERVED",
+ "SPDIFRX",
+ "USART1",
+ "USART2",
+ "USART3",
+ "UART4",
+ "UART5",
+ "USART6",
+ "UART7",
+ "RESERVED",
+ "RESERVED",
+ "LPUART1",
+ "I2C1",
+ "I2C2",
+ "I2C3",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "SAI1",
+ "SAI2",
+ "SAI3",
+ "SAI4",
+ "RESERVED",
+ "MDF1",
+ "RESERVED",
+ "FDCAN",
+ "HDP",
+ "ADC1",
+ "ADC2",
+ "ETH1",
+ "ETH2",
+ "RESERVED",
+ "USBH",
+ "RESERVED",
+ "RESERVED",
+ "OTG_HS",
+ "DDRPERFM",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "STGEN",
+ "OCTOSPI1",
+ "RESERVED",
+ "SDMMC1",
+ "SDMMC2",
+ "SDMMC3",
+ "RESERVED",
+ "LTDC_CMN",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "CSI",
+ "DCMIPP",
+ "DCMI_PSSI",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RNG1",
+ "RNG2",
+ "PKA",
+ "SAES",
+ "HASH1",
+ "HASH2",
+ "CRYP1",
+ "CRYP2",
+ "IWDG1",
+ "IWDG2",
+ "IWDG3",
+ "IWDG4",
+ "WWDG1",
+ "RESERVED",
+ "VREFBUF",
+ "DTS",
+ "RAMCFG",
+ "CRC",
+ "SERC",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "I3C1",
+ "I3C2",
+ "I3C3",
+ "RESERVED",
+ "ICACHE_DCACHE",
+ "LTDC_L1L2",
+ "LTDC_L3",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "RESERVED",
+ "OTFDEC1",
+ "RESERVED",
+ "IAC",
+};
+
+static const char *stm32mp25_rifsc_risup_names[RIFSC_RISUP_ENTRIES] = {
+ "TIM1",
+ "TIM2",
+ "TIM3",
+ "TIM4",
+ "TIM5",
+ "TIM6",
+ "TIM7",
+ "TIM8",
+ "TIM10",
+ "TIM11",
+ "TIM12",
+ "TIM13",
+ "TIM14",
+ "TIM15",
+ "TIM16",
+ "TIM17",
+ "TIM20",
+ "LPTIM1",
+ "LPTIM2",
+ "LPTIM3",
+ "LPTIM4",
+ "LPTIM5",
+ "SPI1",
+ "SPI2",
+ "SPI3",
+ "SPI4",
+ "SPI5",
+ "SPI6",
+ "SPI7",
+ "SPI8",
+ "SPDIFRX",
+ "USART1",
+ "USART2",
+ "USART3",
+ "UART4",
+ "UART5",
+ "USART6",
+ "UART7",
+ "UART8",
+ "UART9",
+ "LPUART1",
+ "I2C1",
+ "I2C2",
+ "I2C3",
+ "I2C4",
+ "I2C5",
+ "I2C6",
+ "I2C7",
+ "I2C8",
+ "SAI1",
+ "SAI2",
+ "SAI3",
+ "SAI4",
+ "RESERVED",
+ "MDF1",
+ "ADF1",
+ "FDCAN",
+ "HDP",
+ "ADC12",
+ "ADC3",
+ "ETH1",
+ "ETH2",
+ "RESERVED",
+ "USBH",
+ "RESERVED",
+ "RESERVED",
+ "USB3DR",
+ "COMBOPHY",
+ "PCIE",
+ "UCPD1",
+ "ETHSW_DEIP",
+ "ETHSW_ACM_CF",
+ "ETHSW_ACM_MSGBU",
+ "STGEN",
+ "OCTOSPI1",
+ "OCTOSPI2",
+ "SDMMC1",
+ "SDMMC2",
+ "SDMMC3",
+ "GPU",
+ "LTDC_CMN",
+ "DSI_CMN",
+ "RESERVED",
+ "RESERVED",
+ "LVDS",
+ "RESERVED",
+ "CSI",
+ "DCMIPP",
+ "DCMI_PSSI",
+ "VDEC",
+ "VENC",
+ "RESERVED",
+ "RNG",
+ "PKA",
+ "SAES",
+ "HASH",
+ "CRYP1",
+ "CRYP2",
+ "IWDG1",
+ "IWDG2",
+ "IWDG3",
+ "IWDG4",
+ "IWDG5",
+ "WWDG1",
+ "WWDG2",
+ "RESERVED",
+ "VREFBUF",
+ "DTS",
+ "RAMCFG",
+ "CRC",
+ "SERC",
+ "OCTOSPIM",
+ "GICV2M",
+ "RESERVED",
+ "I3C1",
+ "I3C2",
+ "I3C3",
+ "I3C4",
+ "ICACHE_DCACHE",
+ "LTDC_L0L1",
+ "LTDC_L2",
+ "LTDC_ROT",
+ "DSI_TRIG",
+ "DSI_RDFIFO",
+ "RESERVED",
+ "OTFDEC1",
+ "OTFDEC2",
+ "IAC",
+};
+struct rifsc_risup_debug_data {
+ char dev_name[15];
+ u8 dev_cid;
+ u8 dev_sem_cids;
+ u8 dev_id;
+ bool dev_cid_filt_en;
+ bool dev_sem_en;
+ bool dev_priv;
+ bool dev_sec;
+};
+
+struct rifsc_rimu_debug_data {
+ char m_name[11];
+ u8 m_cid;
+ bool cidsel;
+ bool m_sec;
+ bool m_priv;
+};
+
+struct rifsc_subreg_debug_data {
+ bool sr_sec;
+ bool sr_priv;
+ u8 sr_cid;
+ bool sr_rlock;
+ bool sr_enable;
+ u16 sr_start;
+ u16 sr_length;
+};
+
+struct stm32_rifsc_resources_names {
+ const char **device_names;
+ const char **initiator_names;
+};
+struct rifsc_dbg_private {
+ const struct stm32_rifsc_resources_names *res_names;
+ void __iomem *mmio;
+ unsigned int nb_risup;
+ unsigned int nb_rimu;
+ unsigned int nb_risal;
+};
+
+static const struct stm32_rifsc_resources_names rifsc_mp21_res_names = {
+ .device_names = stm32mp21_rifsc_risup_names,
+ .initiator_names = stm32mp21_rifsc_rimu_names,
+};
+
+static const struct stm32_rifsc_resources_names rifsc_mp25_res_names = {
+ .device_names = stm32mp25_rifsc_risup_names,
+ .initiator_names = stm32mp25_rifsc_rimu_names,
+};
+
+static void stm32_rifsc_fill_rimu_dbg_entry(struct rifsc_dbg_private *rifsc,
+ struct rifsc_rimu_debug_data *dbg_entry, int i)
+{
+ const struct stm32_rifsc_resources_names *dbg_names = rifsc->res_names;
+ u32 rimc_attr = readl_relaxed(rifsc->mmio + RIFSC_RIMC_ATTR0 + 0x4 * i);
+
+ snprintf(dbg_entry->m_name, sizeof(dbg_entry->m_name), "%s", dbg_names->initiator_names[i]);
+ dbg_entry->m_cid = FIELD_GET(RIFSC_RIMC_MCID_MASK, rimc_attr);
+ dbg_entry->cidsel = rimc_attr & RIFSC_RIMC_CIDSEL;
+ dbg_entry->m_sec = rimc_attr & RIFSC_RIMC_MSEC;
+ dbg_entry->m_priv = rimc_attr & RIFSC_RIMC_MPRIV;
+}
+
+static void stm32_rifsc_fill_dev_dbg_entry(struct rifsc_dbg_private *rifsc,
+ struct rifsc_risup_debug_data *dbg_entry, int i)
+{
+ const struct stm32_rifsc_resources_names *dbg_names = rifsc->res_names;
+ u32 cid_cfgr, sec_cfgr, priv_cfgr;
+ u8 reg_id = i / IDS_PER_RISC_SEC_PRIV_REGS;
+ u8 reg_offset = i % IDS_PER_RISC_SEC_PRIV_REGS;
+
+ cid_cfgr = readl_relaxed(rifsc->mmio + RIFSC_RISC_PER0_CIDCFGR + 0x8 * i);
+ sec_cfgr = readl_relaxed(rifsc->mmio + RIFSC_RISC_SECCFGR0 + 0x4 * reg_id);
+ priv_cfgr = readl_relaxed(rifsc->mmio + RIFSC_RISC_PRIVCFGR0 + 0x4 * reg_id);
+
+ snprintf(dbg_entry->dev_name, sizeof(dbg_entry->dev_name), "%s",
+ dbg_names->device_names[i]);
+ dbg_entry->dev_id = i;
+ dbg_entry->dev_cid_filt_en = cid_cfgr & CIDCFGR_CFEN;
+ dbg_entry->dev_sem_en = cid_cfgr & CIDCFGR_SEMEN;
+ dbg_entry->dev_cid = FIELD_GET(RIFSC_RISC_SCID_MASK, cid_cfgr);
+ dbg_entry->dev_sem_cids = FIELD_GET(RIFSC_RISC_SEMWL_MASK, cid_cfgr);
+ dbg_entry->dev_sec = sec_cfgr & BIT(reg_offset) ? true : false;
+ dbg_entry->dev_priv = priv_cfgr & BIT(reg_offset) ? true : false;
+}
+
+
+static void stm32_rifsc_fill_subreg_dbg_entry(struct rifsc_dbg_private *rifsc,
+ struct rifsc_subreg_debug_data *dbg_entry, int i,
+ int j)
+{
+ u32 risc_xcfgr = readl_relaxed(rifsc->mmio + RIFSC_RISC_REG0_ACFGR + 0x10 * i + 0x8 * j);
+ u32 risc_xaddr;
+
+ dbg_entry->sr_sec = risc_xcfgr & RIFSC_RISC_SRSEC;
+ dbg_entry->sr_priv = risc_xcfgr & RIFSC_RISC_SRPRIV;
+ dbg_entry->sr_cid = FIELD_GET(RIFSC_RISC_SRCID_MASK, risc_xcfgr);
+ dbg_entry->sr_rlock = risc_xcfgr & RIFSC_RISC_SRRLOCK;
+ dbg_entry->sr_enable = risc_xcfgr & RIFSC_RISC_SREN;
+ if (i == 2) {
+ risc_xaddr = readl_relaxed(rifsc->mmio + RIFSC_RISC_REG3_AADDR + 0x8 * j);
+ dbg_entry->sr_length = FIELD_GET(RIFSC_RISC_SRLENGTH_MASK, risc_xaddr);
+ dbg_entry->sr_start = FIELD_GET(RIFSC_RISC_SRSTART_MASK, risc_xaddr);
+ } else {
+ dbg_entry->sr_start = 0;
+ dbg_entry->sr_length = U16_MAX;
+ }
+}
+
+static int stm32_rifsc_conf_dump_show(struct seq_file *s, void *data)
+{
+ struct rifsc_dbg_private *rifsc = (struct rifsc_dbg_private *)s->private;
+ int i, j;
+
+ seq_puts(s, "\n=============================================\n");
+ seq_puts(s, " RIFSC dump\n");
+ seq_puts(s, "=============================================\n\n");
+
+ seq_puts(s, "\n=============================================\n");
+ seq_puts(s, " RISUP dump\n");
+ seq_puts(s, "=============================================\n");
+
+ seq_printf(s, "\n| %-15s |", "Peripheral name");
+ seq_puts(s, "| Firewall ID |");
+ seq_puts(s, "| N/SECURE |");
+ seq_puts(s, "| N/PRIVILEGED |");
+ seq_puts(s, "| CID filtering |");
+ seq_puts(s, "| Semaphore mode |");
+ seq_puts(s, "| SCID |");
+ seq_printf(s, "| %7s |\n", "SEMWL");
+
+ for (i = 0; i < RIFSC_RISUP_ENTRIES && i < rifsc->nb_risup; i++) {
+ struct rifsc_risup_debug_data d_dbg_entry;
+
+ stm32_rifsc_fill_dev_dbg_entry(rifsc, &d_dbg_entry, i);
+
+ seq_printf(s, "| %-15s |", d_dbg_entry.dev_name);
+ seq_printf(s, "| %-11d |", d_dbg_entry.dev_id);
+ seq_printf(s, "| %-8s |", d_dbg_entry.dev_sec ? "SEC" : "NSEC");
+ seq_printf(s, "| %-12s |", d_dbg_entry.dev_priv ? "PRIV" : "NPRIV");
+ seq_printf(s, "| %-13s |", str_enabled_disabled(d_dbg_entry.dev_cid_filt_en));
+ seq_printf(s, "| %-14s |", str_enabled_disabled(d_dbg_entry.dev_sem_en));
+ seq_printf(s, "| %-4d |", d_dbg_entry.dev_cid);
+ seq_printf(s, "| %#-7x |\n", d_dbg_entry.dev_sem_cids);
+ }
+
+ seq_puts(s, "\n=============================================\n");
+ seq_puts(s, " RIMU dump\n");
+ seq_puts(s, "=============================================\n");
+
+ seq_puts(s, "| RIMU's name |");
+ seq_puts(s, "| CIDSEL |");
+ seq_puts(s, "| MCID |");
+ seq_puts(s, "| N/SECURE |");
+ seq_puts(s, "| N/PRIVILEGED |\n");
+
+ for (i = 0; i < RIFSC_RIMU_ENTRIES && rifsc->nb_rimu; i++) {
+ struct rifsc_rimu_debug_data m_dbg_entry;
+
+ stm32_rifsc_fill_rimu_dbg_entry(rifsc, &m_dbg_entry, i);
+
+ seq_printf(s, "| %-11s |", m_dbg_entry.m_name);
+ seq_printf(s, "| %-6s |", m_dbg_entry.cidsel ? "CIDSEL" : "");
+ seq_printf(s, "| %-4d |", m_dbg_entry.m_cid);
+ seq_printf(s, "| %-8s |", m_dbg_entry.m_sec ? "SEC" : "NSEC");
+ seq_printf(s, "| %-12s |\n", m_dbg_entry.m_priv ? "PRIV" : "NPRIV");
+ }
+
+ if (rifsc->nb_risal > 0) {
+ seq_puts(s, "\n=============================================\n");
+ seq_puts(s, " RISAL dump\n");
+ seq_puts(s, "=============================================\n");
+
+ seq_puts(s, "| Memory |");
+ seq_puts(s, "| Subreg. |");
+ seq_puts(s, "| N/SECURE |");
+ seq_puts(s, "| N/PRIVILEGED |");
+ seq_puts(s, "| Subreg. CID |");
+ seq_puts(s, "| Resource lock |");
+ seq_puts(s, "| Subreg. enable |");
+ seq_puts(s, "| Subreg. start |");
+ seq_puts(s, "| Subreg. end |\n");
+
+ for (i = 0; i < rifsc->nb_risal; i++) {
+ for (j = 0; j < RIFSC_RISAL_SUBREGIONS; j++) {
+ struct rifsc_subreg_debug_data sr_dbg_entry;
+
+ stm32_rifsc_fill_subreg_dbg_entry(rifsc, &sr_dbg_entry, i, j);
+
+ seq_printf(s, "| LPSRAM%1d |", i + 1);
+ seq_printf(s, "| %1s |", (j == 0) ? "A" : "B");
+ seq_printf(s, "| %-8s |", sr_dbg_entry.sr_sec ? "SEC" : "NSEC");
+ seq_printf(s, "| %-12s |", sr_dbg_entry.sr_priv ? "PRIV" : "NPRIV");
+ seq_printf(s, "| 0x%-9x |", sr_dbg_entry.sr_cid);
+ seq_printf(s, "| %-13s |",
+ sr_dbg_entry.sr_rlock ? "locked (1)" : "unlocked (0)");
+ seq_printf(s, "| %-14s |",
+ str_enabled_disabled(sr_dbg_entry.sr_enable));
+ seq_printf(s, "| 0x%-11x |", sr_dbg_entry.sr_start);
+ seq_printf(s, "| 0x%-11x |\n", sr_dbg_entry.sr_start +
+ sr_dbg_entry.sr_length - 1);
+ }
+ }
+ }
+
+ return 0;
+}
+DEFINE_SHOW_ATTRIBUTE(stm32_rifsc_conf_dump);
+
+static int stm32_rifsc_register_debugfs(struct stm32_firewall_controller *rifsc_controller,
+ u32 nb_risup, u32 nb_rimu, u32 nb_risal)
+{
+ struct rifsc_dbg_private *rifsc_priv;
+ struct dentry *root = NULL;
+
+ rifsc_priv = devm_kzalloc(rifsc_controller->dev, sizeof(*rifsc_priv), GFP_KERNEL);
+ if (!rifsc_priv)
+ return -ENOMEM;
+
+ rifsc_priv->mmio = rifsc_controller->mmio;
+ rifsc_priv->nb_risup = nb_risup;
+ rifsc_priv->nb_rimu = nb_rimu;
+ rifsc_priv->nb_risal = nb_risal;
+ rifsc_priv->res_names = of_device_get_match_data(rifsc_controller->dev);
+
+ root = debugfs_lookup("stm32_firewall", NULL);
+ if (!root)
+ root = debugfs_create_dir("stm32_firewall", NULL);
+
+ if (IS_ERR(root))
+ return PTR_ERR(root);
+
+ debugfs_create_file("rifsc", 0444, root, rifsc_priv, &stm32_rifsc_conf_dump_fops);
+
+ return 0;
+}
+#endif /* defined(CONFIG_DEBUG_FS) */
+
static bool stm32_rifsc_is_semaphore_available(void __iomem *addr)
{
return !(readl(addr) & SEMCR_MUTEX);
@@ -207,9 +769,19 @@ static int stm32_rifsc_probe(struct platform_device *pdev)
rifsc_controller->release_access = stm32_rifsc_release_access;
/* Get number of RIFSC entries*/
- nb_risup = readl(rifsc_controller->mmio + RIFSC_RISC_HWCFGR2) & HWCFGR2_CONF1_MASK;
- nb_rimu = readl(rifsc_controller->mmio + RIFSC_RISC_HWCFGR2) & HWCFGR2_CONF2_MASK;
- nb_risal = readl(rifsc_controller->mmio + RIFSC_RISC_HWCFGR2) & HWCFGR2_CONF3_MASK;
+ nb_risup = FIELD_GET(HWCFGR2_CONF1_MASK,
+ readl(rifsc_controller->mmio + RIFSC_RISC_HWCFGR2));
+ nb_rimu = FIELD_GET(HWCFGR2_CONF2_MASK,
+ readl(rifsc_controller->mmio + RIFSC_RISC_HWCFGR2));
+ nb_risal = FIELD_GET(HWCFGR2_CONF3_MASK,
+ readl(rifsc_controller->mmio + RIFSC_RISC_HWCFGR2));
+ /*
+ * On STM32MP21, RIFSC_RISC_HWCFGR2 shows an incorrect number of RISAL (NUM_RISAL is 3
+ * instead of 0). A software workaround is implemented using the st,mem-map property in the
+ * device tree. This property is absent or left empty if there is no RISAL.
+ */
+ if (of_device_is_compatible(np, "st,stm32mp21-rifsc"))
+ nb_risal = 0;
rifsc_controller->max_entries = nb_risup + nb_rimu + nb_risal;
platform_set_drvdata(pdev, rifsc_controller);
@@ -228,12 +800,29 @@ static int stm32_rifsc_probe(struct platform_device *pdev)
return rc;
}
+#if defined(CONFIG_DEBUG_FS)
+ rc = stm32_rifsc_register_debugfs(rifsc_controller, nb_risup, nb_rimu, nb_risal);
+ if (rc)
+ return dev_err_probe(rifsc_controller->dev, rc, "Failed creating debugfs entry\n");
+#endif
+
/* Populate all allowed nodes */
return of_platform_populate(np, NULL, NULL, &pdev->dev);
}
static const struct of_device_id stm32_rifsc_of_match[] = {
- { .compatible = "st,stm32mp25-rifsc" },
+ {
+ .compatible = "st,stm32mp25-rifsc",
+#if defined(CONFIG_DEBUG_FS)
+ .data = &rifsc_mp25_res_names,
+#endif
+ },
+ {
+ .compatible = "st,stm32mp21-rifsc",
+#if defined(CONFIG_DEBUG_FS)
+ .data = &rifsc_mp21_res_names,
+#endif
+ },
{}
};
MODULE_DEVICE_TABLE(of, stm32_rifsc_of_match);
diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c
index 7a33c3b31d1e..82735c58be11 100644
--- a/drivers/bus/sunxi-rsb.c
+++ b/drivers/bus/sunxi-rsb.c
@@ -373,7 +373,6 @@ static int sunxi_rsb_read(struct sunxi_rsb *rsb, u8 rtaddr, u8 addr,
unlock:
mutex_unlock(&rsb->lock);
- pm_runtime_mark_last_busy(rsb->dev);
pm_runtime_put_autosuspend(rsb->dev);
return ret;
@@ -417,7 +416,6 @@ static int sunxi_rsb_write(struct sunxi_rsb *rsb, u8 rtaddr, u8 addr,
mutex_unlock(&rsb->lock);
- pm_runtime_mark_last_busy(rsb->dev);
pm_runtime_put_autosuspend(rsb->dev);
return ret;
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 5566ad11399e..610354ce7f8f 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -48,6 +48,7 @@ enum sysc_soc {
SOC_UNKNOWN,
SOC_2420,
SOC_2430,
+ SOC_AM33,
SOC_3430,
SOC_AM35,
SOC_3630,
@@ -2912,6 +2913,7 @@ static void ti_sysc_idle(struct work_struct *work)
static const struct soc_device_attribute sysc_soc_match[] = {
SOC_FLAG("OMAP242*", SOC_2420),
SOC_FLAG("OMAP243*", SOC_2430),
+ SOC_FLAG("AM33*", SOC_AM33),
SOC_FLAG("AM35*", SOC_AM35),
SOC_FLAG("OMAP3[45]*", SOC_3430),
SOC_FLAG("OMAP3[67]*", SOC_3630),
@@ -3117,10 +3119,15 @@ static int sysc_check_active_timer(struct sysc *ddata)
* can be dropped if we stop supporting old beagleboard revisions
* A to B4 at some point.
*/
- if (sysc_soc->soc == SOC_3430 || sysc_soc->soc == SOC_AM35)
+ switch (sysc_soc->soc) {
+ case SOC_AM33:
+ case SOC_3430:
+ case SOC_AM35:
error = -ENXIO;
- else
+ break;
+ default:
error = -EBUSY;
+ }
if ((ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT) &&
(ddata->cfg.quirks & SYSC_QUIRK_NO_IDLE))
diff --git a/drivers/cache/Kconfig b/drivers/cache/Kconfig
index db51386c663a..1518449d47b5 100644
--- a/drivers/cache/Kconfig
+++ b/drivers/cache/Kconfig
@@ -1,9 +1,17 @@
# SPDX-License-Identifier: GPL-2.0
-menu "Cache Drivers"
+
+menuconfig CACHEMAINT_FOR_DMA
+ bool "Cache management for noncoherent DMA"
+ depends on RISCV
+ default y
+ help
+ These drivers implement support for noncoherent DMA master devices
+ on platforms that lack the standard CPU interfaces for this.
+
+if CACHEMAINT_FOR_DMA
config AX45MP_L2_CACHE
bool "Andes Technology AX45MP L2 Cache controller"
- depends on RISCV
select RISCV_NONSTANDARD_CACHE_OPS
help
Support for the L2 cache controller on Andes Technology AX45MP platforms.
@@ -16,7 +24,6 @@ config SIFIVE_CCACHE
config STARFIVE_STARLINK_CACHE
bool "StarFive StarLink Cache controller"
- depends on RISCV
depends on ARCH_STARFIVE
depends on 64BIT
select RISCV_DMA_NONCOHERENT
@@ -24,4 +31,26 @@ config STARFIVE_STARLINK_CACHE
help
Support for the StarLink cache controller IP from StarFive.
-endmenu
+endif #CACHEMAINT_FOR_DMA
+
+menuconfig CACHEMAINT_FOR_HOTPLUG
+ bool "Cache management for memory hot plug like operations"
+ depends on GENERIC_CPU_CACHE_MAINTENANCE
+ help
+ These drivers implement cache management for flows where it is necessary
+ to flush data from all host caches.
+
+if CACHEMAINT_FOR_HOTPLUG
+
+config HISI_SOC_HHA
+ tristate "HiSilicon Hydra Home Agent (HHA) device driver"
+ depends on (ARM64 && ACPI) || COMPILE_TEST
+ help
+ The Hydra Home Agent (HHA) is responsible for cache coherency
+ on the SoC. This drivers enables the cache maintenance functions of
+ the HHA.
+
+ This driver can be built as a module. If so, the module will be
+ called hisi_soc_hha.
+
+endif #CACHEMAINT_FOR_HOTPLUG
diff --git a/drivers/cache/Makefile b/drivers/cache/Makefile
index 55c5e851034d..b3362b15d6c1 100644
--- a/drivers/cache/Makefile
+++ b/drivers/cache/Makefile
@@ -3,3 +3,5 @@
obj-$(CONFIG_AX45MP_L2_CACHE) += ax45mp_cache.o
obj-$(CONFIG_SIFIVE_CCACHE) += sifive_ccache.o
obj-$(CONFIG_STARFIVE_STARLINK_CACHE) += starfive_starlink_cache.o
+
+obj-$(CONFIG_HISI_SOC_HHA) += hisi_soc_hha.o
diff --git a/drivers/cache/hisi_soc_hha.c b/drivers/cache/hisi_soc_hha.c
new file mode 100644
index 000000000000..25ff0f5ae79b
--- /dev/null
+++ b/drivers/cache/hisi_soc_hha.c
@@ -0,0 +1,194 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Driver for HiSilicon Hydra Home Agent (HHA).
+ *
+ * Copyright (c) 2025 HiSilicon Technologies Co., Ltd.
+ * Author: Yicong Yang <yangyicong@hisilicon.com>
+ * Yushan Wang <wangyushan12@huawei.com>
+ *
+ * A system typically contains multiple HHAs. Each is responsible for a subset
+ * of the physical addresses in the system, but interleave can make the mapping
+ * from a particular cache line to a responsible HHA complex. As such no
+ * filtering is done in the driver, with the hardware being responsible for
+ * responding with success for even if it was not responsible for any addresses
+ * in the range on which the operation was requested.
+ */
+
+#include <linux/bitfield.h>
+#include <linux/cache_coherency.h>
+#include <linux/dev_printk.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/memregion.h>
+#include <linux/module.h>
+#include <linux/mod_devicetable.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+
+#define HISI_HHA_CTRL 0x5004
+#define HISI_HHA_CTRL_EN BIT(0)
+#define HISI_HHA_CTRL_RANGE BIT(1)
+#define HISI_HHA_CTRL_TYPE GENMASK(3, 2)
+#define HISI_HHA_START_L 0x5008
+#define HISI_HHA_START_H 0x500c
+#define HISI_HHA_LEN_L 0x5010
+#define HISI_HHA_LEN_H 0x5014
+
+/* The maintain operation performs in a 128 Byte granularity */
+#define HISI_HHA_MAINT_ALIGN 128
+
+#define HISI_HHA_POLL_GAP_US 10
+#define HISI_HHA_POLL_TIMEOUT_US 50000
+
+struct hisi_soc_hha {
+ /* Must be first element */
+ struct cache_coherency_ops_inst cci;
+ /* Locks HHA instance to forbid overlapping access. */
+ struct mutex lock;
+ void __iomem *base;
+};
+
+static bool hisi_hha_cache_maintain_wait_finished(struct hisi_soc_hha *soc_hha)
+{
+ u32 val;
+
+ return !readl_poll_timeout_atomic(soc_hha->base + HISI_HHA_CTRL, val,
+ !(val & HISI_HHA_CTRL_EN),
+ HISI_HHA_POLL_GAP_US,
+ HISI_HHA_POLL_TIMEOUT_US);
+}
+
+static int hisi_soc_hha_wbinv(struct cache_coherency_ops_inst *cci,
+ struct cc_inval_params *invp)
+{
+ struct hisi_soc_hha *soc_hha =
+ container_of(cci, struct hisi_soc_hha, cci);
+ phys_addr_t top, addr = invp->addr;
+ size_t size = invp->size;
+ u32 reg;
+
+ if (!size)
+ return -EINVAL;
+
+ addr = ALIGN_DOWN(addr, HISI_HHA_MAINT_ALIGN);
+ top = ALIGN(addr + size, HISI_HHA_MAINT_ALIGN);
+ size = top - addr;
+
+ guard(mutex)(&soc_hha->lock);
+
+ if (!hisi_hha_cache_maintain_wait_finished(soc_hha))
+ return -EBUSY;
+
+ /*
+ * Hardware will search for addresses ranging [addr, addr + size - 1],
+ * last byte included, and perform maintenance in 128 byte granules
+ * on those cachelines which contain the addresses. If a given instance
+ * is either not responsible for a cacheline or that cacheline is not
+ * currently present then the search will fail, no operation will be
+ * necessary and the device will report success.
+ */
+ size -= 1;
+
+ writel(lower_32_bits(addr), soc_hha->base + HISI_HHA_START_L);
+ writel(upper_32_bits(addr), soc_hha->base + HISI_HHA_START_H);
+ writel(lower_32_bits(size), soc_hha->base + HISI_HHA_LEN_L);
+ writel(upper_32_bits(size), soc_hha->base + HISI_HHA_LEN_H);
+
+ reg = FIELD_PREP(HISI_HHA_CTRL_TYPE, 1); /* Clean Invalid */
+ reg |= HISI_HHA_CTRL_RANGE | HISI_HHA_CTRL_EN;
+ writel(reg, soc_hha->base + HISI_HHA_CTRL);
+
+ return 0;
+}
+
+static int hisi_soc_hha_done(struct cache_coherency_ops_inst *cci)
+{
+ struct hisi_soc_hha *soc_hha =
+ container_of(cci, struct hisi_soc_hha, cci);
+
+ guard(mutex)(&soc_hha->lock);
+ if (!hisi_hha_cache_maintain_wait_finished(soc_hha))
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
+static const struct cache_coherency_ops hha_ops = {
+ .wbinv = hisi_soc_hha_wbinv,
+ .done = hisi_soc_hha_done,
+};
+
+static int hisi_soc_hha_probe(struct platform_device *pdev)
+{
+ struct hisi_soc_hha *soc_hha;
+ struct resource *mem;
+ int ret;
+
+ soc_hha = cache_coherency_ops_instance_alloc(&hha_ops,
+ struct hisi_soc_hha, cci);
+ if (!soc_hha)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, soc_hha);
+
+ mutex_init(&soc_hha->lock);
+
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!mem) {
+ ret = -ENOMEM;
+ goto err_free_cci;
+ }
+
+ soc_hha->base = ioremap(mem->start, resource_size(mem));
+ if (!soc_hha->base) {
+ ret = dev_err_probe(&pdev->dev, -ENOMEM,
+ "failed to remap io memory");
+ goto err_free_cci;
+ }
+
+ ret = cache_coherency_ops_instance_register(&soc_hha->cci);
+ if (ret)
+ goto err_iounmap;
+
+ return 0;
+
+err_iounmap:
+ iounmap(soc_hha->base);
+err_free_cci:
+ cache_coherency_ops_instance_put(&soc_hha->cci);
+ return ret;
+}
+
+static void hisi_soc_hha_remove(struct platform_device *pdev)
+{
+ struct hisi_soc_hha *soc_hha = platform_get_drvdata(pdev);
+
+ cache_coherency_ops_instance_unregister(&soc_hha->cci);
+ iounmap(soc_hha->base);
+ cache_coherency_ops_instance_put(&soc_hha->cci);
+}
+
+static const struct acpi_device_id hisi_soc_hha_ids[] = {
+ { "HISI0511", },
+ { }
+};
+MODULE_DEVICE_TABLE(acpi, hisi_soc_hha_ids);
+
+static struct platform_driver hisi_soc_hha_driver = {
+ .driver = {
+ .name = "hisi_soc_hha",
+ .acpi_match_table = hisi_soc_hha_ids,
+ },
+ .probe = hisi_soc_hha_probe,
+ .remove = hisi_soc_hha_remove,
+};
+
+module_platform_driver(hisi_soc_hha_driver);
+
+MODULE_IMPORT_NS("CACHE_COHERENCY");
+MODULE_DESCRIPTION("HiSilicon Hydra Home Agent driver supporting cache maintenance");
+MODULE_AUTHOR("Yicong Yang <yangyicong@hisilicon.com>");
+MODULE_AUTHOR("Yushan Wang <wangyushan12@huawei.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/cache/sifive_ccache.c b/drivers/cache/sifive_ccache.c
index e1a283805ea7..a86800b123b9 100644
--- a/drivers/cache/sifive_ccache.c
+++ b/drivers/cache/sifive_ccache.c
@@ -151,16 +151,16 @@ static void ccache_flush_range(phys_addr_t start, size_t len)
if (!len)
return;
- mb();
+ mb(); /* complete earlier memory accesses before the cache flush */
for (line = ALIGN_DOWN(start, SIFIVE_CCACHE_LINE_SIZE); line < end;
line += SIFIVE_CCACHE_LINE_SIZE) {
#ifdef CONFIG_32BIT
- writel(line >> 4, ccache_base + SIFIVE_CCACHE_FLUSH32);
+ writel_relaxed(line >> 4, ccache_base + SIFIVE_CCACHE_FLUSH32);
#else
- writeq(line, ccache_base + SIFIVE_CCACHE_FLUSH64);
+ writeq_relaxed(line, ccache_base + SIFIVE_CCACHE_FLUSH64);
#endif
- mb();
}
+ mb(); /* issue later memory accesses after the cache flush */
}
static const struct riscv_nonstd_cache_ops ccache_mgmt_ops __initconst = {
diff --git a/drivers/cdx/Kconfig b/drivers/cdx/Kconfig
index 3af41f51cf38..1f1e360507d7 100644
--- a/drivers/cdx/Kconfig
+++ b/drivers/cdx/Kconfig
@@ -8,7 +8,6 @@
config CDX_BUS
bool "CDX Bus driver"
depends on OF && ARM64 || COMPILE_TEST
- select GENERIC_MSI_IRQ
help
Driver to enable Composable DMA Transfer(CDX) Bus. CDX bus
exposes Fabric devices which uses composable DMA IP to the
diff --git a/drivers/cdx/cdx.c b/drivers/cdx/cdx.c
index 092306ca2541..b39af2f1937f 100644
--- a/drivers/cdx/cdx.c
+++ b/drivers/cdx/cdx.c
@@ -170,7 +170,7 @@ static int cdx_unregister_device(struct device *dev,
return 0;
}
-static void cdx_unregister_devices(struct bus_type *bus)
+static void cdx_unregister_devices(const struct bus_type *bus)
{
/* Reset all the devices attached to cdx bus */
bus_for_each_dev(bus, NULL, NULL, cdx_unregister_device);
@@ -310,7 +310,7 @@ static int cdx_probe(struct device *dev)
* Setup MSI device data so that generic MSI alloc/free can
* be used by the device driver.
*/
- if (cdx->msi_domain) {
+ if (IS_ENABLED(CONFIG_GENERIC_MSI_IRQ) && cdx->msi_domain) {
error = msi_setup_device_data(&cdx_dev->dev);
if (error)
return error;
@@ -651,7 +651,7 @@ static struct attribute *cdx_bus_attrs[] = {
};
ATTRIBUTE_GROUPS(cdx_bus);
-struct bus_type cdx_bus_type = {
+const struct bus_type cdx_bus_type = {
.name = "cdx",
.match = cdx_bus_match,
.probe = cdx_probe,
@@ -833,7 +833,7 @@ int cdx_device_add(struct cdx_dev_params *dev_params)
((cdx->id << CDX_CONTROLLER_ID_SHIFT) | (cdx_dev->bus_num & CDX_BUS_NUM_MASK)),
cdx_dev->dev_num);
- if (cdx->msi_domain) {
+ if (IS_ENABLED(CONFIG_GENERIC_MSI_IRQ) && cdx->msi_domain) {
cdx_dev->num_msi = dev_params->num_msi;
dev_set_msi_domain(&cdx_dev->dev, cdx->msi_domain);
}
diff --git a/drivers/cdx/cdx_msi.c b/drivers/cdx/cdx_msi.c
index 3388a5d1462c..91b95422b263 100644
--- a/drivers/cdx/cdx_msi.c
+++ b/drivers/cdx/cdx_msi.c
@@ -174,6 +174,7 @@ struct irq_domain *cdx_msi_domain_init(struct device *dev)
}
parent = irq_find_matching_fwnode(of_fwnode_handle(parent_node), DOMAIN_BUS_NEXUS);
+ of_node_put(parent_node);
if (!parent || !msi_get_domain_info(parent)) {
dev_err(dev, "unable to locate ITS domain\n");
return NULL;
diff --git a/drivers/cdx/controller/Kconfig b/drivers/cdx/controller/Kconfig
index 0641a4c21e66..a480b62cbd1f 100644
--- a/drivers/cdx/controller/Kconfig
+++ b/drivers/cdx/controller/Kconfig
@@ -10,7 +10,6 @@ if CDX_BUS
config CDX_CONTROLLER
tristate "CDX bus controller"
depends on HAS_DMA
- select GENERIC_MSI_IRQ
select REMOTEPROC
select RPMSG
help
diff --git a/drivers/cdx/controller/bitfield.h b/drivers/cdx/controller/bitfield.h
deleted file mode 100644
index 567f8ec47582..000000000000
--- a/drivers/cdx/controller/bitfield.h
+++ /dev/null
@@ -1,90 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0
- *
- * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2013 Solarflare Communications Inc.
- * Copyright (C) 2022-2023, Advanced Micro Devices, Inc.
- */
-
-#ifndef CDX_BITFIELD_H
-#define CDX_BITFIELD_H
-
-#include <linux/bitfield.h>
-
-/* Lowest bit numbers and widths */
-#define CDX_DWORD_LBN 0
-#define CDX_DWORD_WIDTH 32
-
-/* Specified attribute (e.g. LBN) of the specified field */
-#define CDX_VAL(field, attribute) field ## _ ## attribute
-/* Low bit number of the specified field */
-#define CDX_LOW_BIT(field) CDX_VAL(field, LBN)
-/* Bit width of the specified field */
-#define CDX_WIDTH(field) CDX_VAL(field, WIDTH)
-/* High bit number of the specified field */
-#define CDX_HIGH_BIT(field) (CDX_LOW_BIT(field) + CDX_WIDTH(field) - 1)
-
-/* A doubleword (i.e. 4 byte) datatype - little-endian in HW */
-struct cdx_dword {
- __le32 cdx_u32;
-};
-
-/* Value expanders for printk */
-#define CDX_DWORD_VAL(dword) \
- ((unsigned int)le32_to_cpu((dword).cdx_u32))
-
-/*
- * Extract bit field portion [low,high) from the 32-bit little-endian
- * element which contains bits [min,max)
- */
-#define CDX_DWORD_FIELD(dword, field) \
- (FIELD_GET(GENMASK(CDX_HIGH_BIT(field), CDX_LOW_BIT(field)), \
- le32_to_cpu((dword).cdx_u32)))
-
-/*
- * Creates the portion of the named bit field that lies within the
- * range [min,max).
- */
-#define CDX_INSERT_FIELD(field, value) \
- (FIELD_PREP(GENMASK(CDX_HIGH_BIT(field), \
- CDX_LOW_BIT(field)), value))
-
-/*
- * Creates the portion of the named bit fields that lie within the
- * range [min,max).
- */
-#define CDX_INSERT_FIELDS(field1, value1, \
- field2, value2, \
- field3, value3, \
- field4, value4, \
- field5, value5, \
- field6, value6, \
- field7, value7) \
- (CDX_INSERT_FIELD(field1, (value1)) | \
- CDX_INSERT_FIELD(field2, (value2)) | \
- CDX_INSERT_FIELD(field3, (value3)) | \
- CDX_INSERT_FIELD(field4, (value4)) | \
- CDX_INSERT_FIELD(field5, (value5)) | \
- CDX_INSERT_FIELD(field6, (value6)) | \
- CDX_INSERT_FIELD(field7, (value7)))
-
-#define CDX_POPULATE_DWORD(dword, ...) \
- (dword).cdx_u32 = cpu_to_le32(CDX_INSERT_FIELDS(__VA_ARGS__))
-
-/* Populate a dword field with various numbers of arguments */
-#define CDX_POPULATE_DWORD_7 CDX_POPULATE_DWORD
-#define CDX_POPULATE_DWORD_6(dword, ...) \
- CDX_POPULATE_DWORD_7(dword, CDX_DWORD, 0, __VA_ARGS__)
-#define CDX_POPULATE_DWORD_5(dword, ...) \
- CDX_POPULATE_DWORD_6(dword, CDX_DWORD, 0, __VA_ARGS__)
-#define CDX_POPULATE_DWORD_4(dword, ...) \
- CDX_POPULATE_DWORD_5(dword, CDX_DWORD, 0, __VA_ARGS__)
-#define CDX_POPULATE_DWORD_3(dword, ...) \
- CDX_POPULATE_DWORD_4(dword, CDX_DWORD, 0, __VA_ARGS__)
-#define CDX_POPULATE_DWORD_2(dword, ...) \
- CDX_POPULATE_DWORD_3(dword, CDX_DWORD, 0, __VA_ARGS__)
-#define CDX_POPULATE_DWORD_1(dword, ...) \
- CDX_POPULATE_DWORD_2(dword, CDX_DWORD, 0, __VA_ARGS__)
-#define CDX_SET_DWORD(dword) \
- CDX_POPULATE_DWORD_1(dword, CDX_DWORD, 0xffffffff)
-
-#endif /* CDX_BITFIELD_H */
diff --git a/drivers/cdx/controller/cdx_controller.c b/drivers/cdx/controller/cdx_controller.c
index fca83141e3e6..280f207735da 100644
--- a/drivers/cdx/controller/cdx_controller.c
+++ b/drivers/cdx/controller/cdx_controller.c
@@ -14,7 +14,7 @@
#include "cdx_controller.h"
#include "../cdx.h"
#include "mcdi_functions.h"
-#include "mcdi.h"
+#include "mcdid.h"
static unsigned int cdx_mcdi_rpc_timeout(struct cdx_mcdi *cdx, unsigned int cmd)
{
@@ -193,7 +193,8 @@ static int xlnx_cdx_probe(struct platform_device *pdev)
cdx->ops = &cdx_ops;
/* Create MSI domain */
- cdx->msi_domain = cdx_msi_domain_init(&pdev->dev);
+ if (IS_ENABLED(CONFIG_GENERIC_MSI_IRQ))
+ cdx->msi_domain = cdx_msi_domain_init(&pdev->dev);
if (!cdx->msi_domain) {
ret = dev_err_probe(&pdev->dev, -ENODEV, "cdx_msi_domain_init() failed");
goto cdx_msi_fail;
diff --git a/drivers/cdx/controller/cdx_rpmsg.c b/drivers/cdx/controller/cdx_rpmsg.c
index 61f1a290ff08..59aabd99fa8f 100644
--- a/drivers/cdx/controller/cdx_rpmsg.c
+++ b/drivers/cdx/controller/cdx_rpmsg.c
@@ -15,7 +15,7 @@
#include "../cdx.h"
#include "cdx_controller.h"
#include "mcdi_functions.h"
-#include "mcdi.h"
+#include "mcdid.h"
static struct rpmsg_device_id cdx_rpmsg_id_table[] = {
{ .name = "mcdi_ipc" },
diff --git a/drivers/cdx/controller/mcdi.c b/drivers/cdx/controller/mcdi.c
index e760f8d347cc..2e82ffc18d89 100644
--- a/drivers/cdx/controller/mcdi.c
+++ b/drivers/cdx/controller/mcdi.c
@@ -23,9 +23,10 @@
#include <linux/log2.h>
#include <linux/net_tstamp.h>
#include <linux/wait.h>
+#include <linux/cdx/bitfield.h>
-#include "bitfield.h"
-#include "mcdi.h"
+#include <linux/cdx/mcdi.h>
+#include "mcdid.h"
static void cdx_mcdi_cancel_cmd(struct cdx_mcdi *cdx, struct cdx_mcdi_cmd *cmd);
static void cdx_mcdi_wait_for_cleanup(struct cdx_mcdi *cdx);
@@ -99,6 +100,19 @@ static unsigned long cdx_mcdi_rpc_timeout(struct cdx_mcdi *cdx, unsigned int cmd
return cdx->mcdi_ops->mcdi_rpc_timeout(cdx, cmd);
}
+/**
+ * cdx_mcdi_init - Initialize MCDI (Management Controller Driver Interface) state
+ * @cdx: Handle to the CDX MCDI structure
+ *
+ * This function allocates and initializes internal MCDI structures and resources
+ * for the CDX device, including the workqueue, locking primitives, and command
+ * tracking mechanisms. It sets the initial operating mode and prepares the device
+ * for MCDI operations.
+ *
+ * Return:
+ * * 0 - on success
+ * * -ENOMEM - if memory allocation or workqueue creation fails
+ */
int cdx_mcdi_init(struct cdx_mcdi *cdx)
{
struct cdx_mcdi_iface *mcdi;
@@ -128,7 +142,16 @@ fail2:
fail:
return rc;
}
+EXPORT_SYMBOL_GPL(cdx_mcdi_init);
+/**
+ * cdx_mcdi_finish - Cleanup MCDI (Management Controller Driver Interface) state
+ * @cdx: Handle to the CDX MCDI structure
+ *
+ * This function is responsible for cleaning up the MCDI (Management Controller Driver Interface)
+ * resources associated with a cdx_mcdi structure. Also destroys the mcdi workqueue.
+ *
+ */
void cdx_mcdi_finish(struct cdx_mcdi *cdx)
{
struct cdx_mcdi_iface *mcdi;
@@ -143,6 +166,7 @@ void cdx_mcdi_finish(struct cdx_mcdi *cdx)
kfree(cdx->mcdi);
cdx->mcdi = NULL;
}
+EXPORT_SYMBOL_GPL(cdx_mcdi_finish);
static bool cdx_mcdi_flushed(struct cdx_mcdi_iface *mcdi, bool ignore_cleanups)
{
@@ -553,6 +577,19 @@ static void cdx_mcdi_start_or_queue(struct cdx_mcdi_iface *mcdi,
cdx_mcdi_cmd_start_or_queue(mcdi, cmd);
}
+/**
+ * cdx_mcdi_process_cmd - Process an incoming MCDI response
+ * @cdx: Handle to the CDX MCDI structure
+ * @outbuf: Pointer to the response buffer received from the management controller
+ * @len: Length of the response buffer in bytes
+ *
+ * This function handles a response from the management controller. It locates the
+ * corresponding command using the sequence number embedded in the header,
+ * completes the command if it is still pending, and initiates any necessary cleanup.
+ *
+ * The function assumes that the response buffer is well-formed and at least one
+ * dword in size.
+ */
void cdx_mcdi_process_cmd(struct cdx_mcdi *cdx, struct cdx_dword *outbuf, int len)
{
struct cdx_mcdi_iface *mcdi;
@@ -590,6 +627,7 @@ void cdx_mcdi_process_cmd(struct cdx_mcdi *cdx, struct cdx_dword *outbuf, int le
cdx_mcdi_process_cleanup_list(mcdi->cdx, &cleanup_list);
}
+EXPORT_SYMBOL_GPL(cdx_mcdi_process_cmd);
static void cdx_mcdi_cmd_work(struct work_struct *context)
{
@@ -757,6 +795,7 @@ int cdx_mcdi_rpc(struct cdx_mcdi *cdx, unsigned int cmd,
return cdx_mcdi_rpc_sync(cdx, cmd, inbuf, inlen, outbuf, outlen,
outlen_actual, false);
}
+EXPORT_SYMBOL_GPL(cdx_mcdi_rpc);
/**
* cdx_mcdi_rpc_async - Schedule an MCDI command to run asynchronously
diff --git a/drivers/cdx/controller/mcdi.h b/drivers/cdx/controller/mcdi.h
deleted file mode 100644
index 54a65e9760ae..000000000000
--- a/drivers/cdx/controller/mcdi.h
+++ /dev/null
@@ -1,242 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0
- *
- * Copyright 2008-2013 Solarflare Communications Inc.
- * Copyright (C) 2022-2023, Advanced Micro Devices, Inc.
- */
-
-#ifndef CDX_MCDI_H
-#define CDX_MCDI_H
-
-#include <linux/mutex.h>
-#include <linux/kref.h>
-#include <linux/rpmsg.h>
-
-#include "bitfield.h"
-#include "mc_cdx_pcol.h"
-
-#ifdef DEBUG
-#define CDX_WARN_ON_ONCE_PARANOID(x) WARN_ON_ONCE(x)
-#define CDX_WARN_ON_PARANOID(x) WARN_ON(x)
-#else
-#define CDX_WARN_ON_ONCE_PARANOID(x) do {} while (0)
-#define CDX_WARN_ON_PARANOID(x) do {} while (0)
-#endif
-
-/**
- * enum cdx_mcdi_mode - MCDI transaction mode
- * @MCDI_MODE_EVENTS: wait for an mcdi response callback.
- * @MCDI_MODE_FAIL: we think MCDI is dead, so fail-fast all calls
- */
-enum cdx_mcdi_mode {
- MCDI_MODE_EVENTS,
- MCDI_MODE_FAIL,
-};
-
-#define MCDI_RPC_TIMEOUT (10 * HZ)
-#define MCDI_RPC_LONG_TIMEOU (60 * HZ)
-#define MCDI_RPC_POST_RST_TIME (10 * HZ)
-
-#define MCDI_BUF_LEN (8 + MCDI_CTL_SDU_LEN_MAX)
-
-/**
- * enum cdx_mcdi_cmd_state - State for an individual MCDI command
- * @MCDI_STATE_QUEUED: Command not started and is waiting to run.
- * @MCDI_STATE_RETRY: Command was submitted and MC rejected with no resources,
- * as MC have too many outstanding commands. Command will be retried once
- * another command returns.
- * @MCDI_STATE_RUNNING: Command was accepted and is running.
- * @MCDI_STATE_RUNNING_CANCELLED: Command is running but the issuer cancelled
- * the command.
- * @MCDI_STATE_FINISHED: Processing of this command has completed.
- */
-
-enum cdx_mcdi_cmd_state {
- MCDI_STATE_QUEUED,
- MCDI_STATE_RETRY,
- MCDI_STATE_RUNNING,
- MCDI_STATE_RUNNING_CANCELLED,
- MCDI_STATE_FINISHED,
-};
-
-/**
- * struct cdx_mcdi - CDX MCDI Firmware interface, to interact
- * with CDX controller.
- * @mcdi: MCDI interface
- * @mcdi_ops: MCDI operations
- * @r5_rproc : R5 Remoteproc device handle
- * @rpdev: RPMsg device
- * @ept: RPMsg endpoint
- * @work: Post probe work
- */
-struct cdx_mcdi {
- /* MCDI interface */
- struct cdx_mcdi_data *mcdi;
- const struct cdx_mcdi_ops *mcdi_ops;
-
- struct rproc *r5_rproc;
- struct rpmsg_device *rpdev;
- struct rpmsg_endpoint *ept;
- struct work_struct work;
-};
-
-struct cdx_mcdi_ops {
- void (*mcdi_request)(struct cdx_mcdi *cdx,
- const struct cdx_dword *hdr, size_t hdr_len,
- const struct cdx_dword *sdu, size_t sdu_len);
- unsigned int (*mcdi_rpc_timeout)(struct cdx_mcdi *cdx, unsigned int cmd);
-};
-
-typedef void cdx_mcdi_async_completer(struct cdx_mcdi *cdx,
- unsigned long cookie, int rc,
- struct cdx_dword *outbuf,
- size_t outlen_actual);
-
-/**
- * struct cdx_mcdi_cmd - An outstanding MCDI command
- * @ref: Reference count. There will be one reference if the command is
- * in the mcdi_iface cmd_list, another if it's on a cleanup list,
- * and a third if it's queued in the work queue.
- * @list: The data for this entry in mcdi->cmd_list
- * @cleanup_list: The data for this entry in a cleanup list
- * @work: The work item for this command, queued in mcdi->workqueue
- * @mcdi: The mcdi_iface for this command
- * @state: The state of this command
- * @inlen: inbuf length
- * @inbuf: Input buffer
- * @quiet: Whether to silence errors
- * @reboot_seen: Whether a reboot has been seen during this command,
- * to prevent duplicates
- * @seq: Sequence number
- * @started: Jiffies this command was started at
- * @cookie: Context for completion function
- * @completer: Completion function
- * @handle: Command handle
- * @cmd: Command number
- * @rc: Return code
- * @outlen: Length of output buffer
- * @outbuf: Output buffer
- */
-struct cdx_mcdi_cmd {
- struct kref ref;
- struct list_head list;
- struct list_head cleanup_list;
- struct work_struct work;
- struct cdx_mcdi_iface *mcdi;
- enum cdx_mcdi_cmd_state state;
- size_t inlen;
- const struct cdx_dword *inbuf;
- bool quiet;
- bool reboot_seen;
- u8 seq;
- unsigned long started;
- unsigned long cookie;
- cdx_mcdi_async_completer *completer;
- unsigned int handle;
- unsigned int cmd;
- int rc;
- size_t outlen;
- struct cdx_dword *outbuf;
- /* followed by inbuf data if necessary */
-};
-
-/**
- * struct cdx_mcdi_iface - MCDI protocol context
- * @cdx: The associated NIC
- * @iface_lock: Serialise access to this structure
- * @outstanding_cleanups: Count of cleanups
- * @cmd_list: List of outstanding and running commands
- * @workqueue: Workqueue used for delayed processing
- * @cmd_complete_wq: Waitqueue for command completion
- * @db_held_by: Command the MC doorbell is in use by
- * @seq_held_by: Command each sequence number is in use by
- * @prev_handle: The last used command handle
- * @mode: Poll for mcdi completion, or wait for an mcdi_event
- * @prev_seq: The last used sequence number
- * @new_epoch: Indicates start of day or start of MC reboot recovery
- */
-struct cdx_mcdi_iface {
- struct cdx_mcdi *cdx;
- /* Serialise access */
- struct mutex iface_lock;
- unsigned int outstanding_cleanups;
- struct list_head cmd_list;
- struct workqueue_struct *workqueue;
- wait_queue_head_t cmd_complete_wq;
- struct cdx_mcdi_cmd *db_held_by;
- struct cdx_mcdi_cmd *seq_held_by[16];
- unsigned int prev_handle;
- enum cdx_mcdi_mode mode;
- u8 prev_seq;
- bool new_epoch;
-};
-
-/**
- * struct cdx_mcdi_data - extra state for NICs that implement MCDI
- * @iface: Interface/protocol state
- * @fn_flags: Flags for this function, as returned by %MC_CMD_DRV_ATTACH.
- */
-struct cdx_mcdi_data {
- struct cdx_mcdi_iface iface;
- u32 fn_flags;
-};
-
-static inline struct cdx_mcdi_iface *cdx_mcdi_if(struct cdx_mcdi *cdx)
-{
- return cdx->mcdi ? &cdx->mcdi->iface : NULL;
-}
-
-int cdx_mcdi_init(struct cdx_mcdi *cdx);
-void cdx_mcdi_finish(struct cdx_mcdi *cdx);
-
-void cdx_mcdi_process_cmd(struct cdx_mcdi *cdx, struct cdx_dword *outbuf, int len);
-int cdx_mcdi_rpc(struct cdx_mcdi *cdx, unsigned int cmd,
- const struct cdx_dword *inbuf, size_t inlen,
- struct cdx_dword *outbuf, size_t outlen, size_t *outlen_actual);
-int cdx_mcdi_rpc_async(struct cdx_mcdi *cdx, unsigned int cmd,
- const struct cdx_dword *inbuf, size_t inlen,
- cdx_mcdi_async_completer *complete,
- unsigned long cookie);
-int cdx_mcdi_wait_for_quiescence(struct cdx_mcdi *cdx,
- unsigned int timeout_jiffies);
-
-/*
- * We expect that 16- and 32-bit fields in MCDI requests and responses
- * are appropriately aligned, but 64-bit fields are only
- * 32-bit-aligned.
- */
-#define MCDI_DECLARE_BUF(_name, _len) struct cdx_dword _name[DIV_ROUND_UP(_len, 4)] = {{0}}
-#define _MCDI_PTR(_buf, _offset) \
- ((u8 *)(_buf) + (_offset))
-#define MCDI_PTR(_buf, _field) \
- _MCDI_PTR(_buf, MC_CMD_ ## _field ## _OFST)
-#define _MCDI_CHECK_ALIGN(_ofst, _align) \
- ((void)BUILD_BUG_ON_ZERO((_ofst) & ((_align) - 1)), \
- (_ofst))
-#define _MCDI_DWORD(_buf, _field) \
- ((_buf) + (_MCDI_CHECK_ALIGN(MC_CMD_ ## _field ## _OFST, 4) >> 2))
-
-#define MCDI_BYTE(_buf, _field) \
- ((void)BUILD_BUG_ON_ZERO(MC_CMD_ ## _field ## _LEN != 1), \
- *MCDI_PTR(_buf, _field))
-#define MCDI_WORD(_buf, _field) \
- ((void)BUILD_BUG_ON_ZERO(MC_CMD_ ## _field ## _LEN != 2), \
- le16_to_cpu(*(__force const __le16 *)MCDI_PTR(_buf, _field)))
-#define MCDI_SET_DWORD(_buf, _field, _value) \
- CDX_POPULATE_DWORD_1(*_MCDI_DWORD(_buf, _field), CDX_DWORD, _value)
-#define MCDI_DWORD(_buf, _field) \
- CDX_DWORD_FIELD(*_MCDI_DWORD(_buf, _field), CDX_DWORD)
-#define MCDI_POPULATE_DWORD_1(_buf, _field, _name1, _value1) \
- CDX_POPULATE_DWORD_1(*_MCDI_DWORD(_buf, _field), \
- MC_CMD_ ## _name1, _value1)
-#define MCDI_SET_QWORD(_buf, _field, _value) \
- do { \
- CDX_POPULATE_DWORD_1(_MCDI_DWORD(_buf, _field)[0], \
- CDX_DWORD, (u32)(_value)); \
- CDX_POPULATE_DWORD_1(_MCDI_DWORD(_buf, _field)[1], \
- CDX_DWORD, (u64)(_value) >> 32); \
- } while (0)
-#define MCDI_QWORD(_buf, _field) \
- (CDX_DWORD_FIELD(_MCDI_DWORD(_buf, _field)[0], CDX_DWORD) | \
- (u64)CDX_DWORD_FIELD(_MCDI_DWORD(_buf, _field)[1], CDX_DWORD) << 32)
-
-#endif /* CDX_MCDI_H */
diff --git a/drivers/cdx/controller/mcdi_functions.c b/drivers/cdx/controller/mcdi_functions.c
index 885c69e6ebe5..8ae2d99be81e 100644
--- a/drivers/cdx/controller/mcdi_functions.c
+++ b/drivers/cdx/controller/mcdi_functions.c
@@ -5,7 +5,6 @@
#include <linux/module.h>
-#include "mcdi.h"
#include "mcdi_functions.h"
int cdx_mcdi_get_num_buses(struct cdx_mcdi *cdx)
diff --git a/drivers/cdx/controller/mcdi_functions.h b/drivers/cdx/controller/mcdi_functions.h
index b9942affdc6b..57fd1bae706b 100644
--- a/drivers/cdx/controller/mcdi_functions.h
+++ b/drivers/cdx/controller/mcdi_functions.h
@@ -8,7 +8,8 @@
#ifndef CDX_MCDI_FUNCTIONS_H
#define CDX_MCDI_FUNCTIONS_H
-#include "mcdi.h"
+#include <linux/cdx/mcdi.h>
+#include "mcdid.h"
#include "../cdx.h"
/**
diff --git a/drivers/cdx/controller/mcdid.h b/drivers/cdx/controller/mcdid.h
new file mode 100644
index 000000000000..7fc29f099265
--- /dev/null
+++ b/drivers/cdx/controller/mcdid.h
@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright 2008-2013 Solarflare Communications Inc.
+ * Copyright (C) 2022-2025, Advanced Micro Devices, Inc.
+ */
+
+#ifndef CDX_MCDID_H
+#define CDX_MCDID_H
+
+#include <linux/mutex.h>
+#include <linux/kref.h>
+#include <linux/rpmsg.h>
+
+#include "mc_cdx_pcol.h"
+
+#ifdef DEBUG
+#define CDX_WARN_ON_ONCE_PARANOID(x) WARN_ON_ONCE(x)
+#define CDX_WARN_ON_PARANOID(x) WARN_ON(x)
+#else
+#define CDX_WARN_ON_ONCE_PARANOID(x) do {} while (0)
+#define CDX_WARN_ON_PARANOID(x) do {} while (0)
+#endif
+
+#define MCDI_BUF_LEN (8 + MCDI_CTL_SDU_LEN_MAX)
+
+static inline struct cdx_mcdi_iface *cdx_mcdi_if(struct cdx_mcdi *cdx)
+{
+ return cdx->mcdi ? &cdx->mcdi->iface : NULL;
+}
+
+int cdx_mcdi_rpc_async(struct cdx_mcdi *cdx, unsigned int cmd,
+ const struct cdx_dword *inbuf, size_t inlen,
+ cdx_mcdi_async_completer *complete,
+ unsigned long cookie);
+int cdx_mcdi_wait_for_quiescence(struct cdx_mcdi *cdx,
+ unsigned int timeout_jiffies);
+
+/*
+ * We expect that 16- and 32-bit fields in MCDI requests and responses
+ * are appropriately aligned, but 64-bit fields are only
+ * 32-bit-aligned.
+ */
+#define MCDI_BYTE(_buf, _field) \
+ ((void)BUILD_BUG_ON_ZERO(MC_CMD_ ## _field ## _LEN != 1), \
+ *MCDI_PTR(_buf, _field))
+#define MCDI_WORD(_buf, _field) \
+ ((void)BUILD_BUG_ON_ZERO(MC_CMD_ ## _field ## _LEN != 2), \
+ le16_to_cpu(*(__force const __le16 *)MCDI_PTR(_buf, _field)))
+#define MCDI_POPULATE_DWORD_1(_buf, _field, _name1, _value1) \
+ CDX_POPULATE_DWORD_1(*_MCDI_DWORD(_buf, _field), \
+ MC_CMD_ ## _name1, _value1)
+#define MCDI_SET_QWORD(_buf, _field, _value) \
+ do { \
+ CDX_POPULATE_DWORD_1(_MCDI_DWORD(_buf, _field)[0], \
+ CDX_DWORD, (u32)(_value)); \
+ CDX_POPULATE_DWORD_1(_MCDI_DWORD(_buf, _field)[1], \
+ CDX_DWORD, (u64)(_value) >> 32); \
+ } while (0)
+#define MCDI_QWORD(_buf, _field) \
+ (CDX_DWORD_FIELD(_MCDI_DWORD(_buf, _field)[0], CDX_DWORD) | \
+ (u64)CDX_DWORD_FIELD(_MCDI_DWORD(_buf, _field)[1], CDX_DWORD) << 32)
+
+#endif /* CDX_MCDID_H */
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index e9b360cdc99a..1291369b9126 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -6,6 +6,7 @@
obj-y += mem.o random.o
obj-$(CONFIG_TTY_PRINTK) += ttyprintk.o
obj-y += misc.o
+obj-$(CONFIG_TEST_MISC_MINOR) += misc_minor_kunit.o
obj-$(CONFIG_ATARI_DSP56K) += dsp56k.o
obj-$(CONFIG_VIRTIO_CONSOLE) += virtio_console.o
obj-$(CONFIG_UV_MMTIMER) += uv_mmtimer.o
diff --git a/drivers/char/adi.c b/drivers/char/adi.c
index f9bec10a6064..0849d933a2d5 100644
--- a/drivers/char/adi.c
+++ b/drivers/char/adi.c
@@ -80,8 +80,8 @@ static ssize_t adi_read(struct file *file, char __user *buf,
bytes_read += ver_buf_sz;
ver_buf_idx = 0;
- ver_buf_sz = min(count - bytes_read,
- (size_t)MAX_BUF_SZ);
+ ver_buf_sz = min_t(size_t, count - bytes_read,
+ MAX_BUF_SZ);
}
}
@@ -131,7 +131,7 @@ static ssize_t adi_write(struct file *file, const char __user *buf,
ssize_t ret;
int i;
- if (count <= 0)
+ if (count == 0)
return -EINVAL;
ver_buf_sz = min_t(size_t, count, MAX_BUF_SZ);
@@ -157,7 +157,7 @@ static ssize_t adi_write(struct file *file, const char __user *buf,
}
bytes_written += ver_buf_sz;
- ver_buf_sz = min(count - bytes_written, (size_t)MAX_BUF_SZ);
+ ver_buf_sz = min_t(size_t, count - bytes_written, MAX_BUF_SZ);
} while (bytes_written < count);
(*offp) += bytes_written;
diff --git a/drivers/char/apm-emulation.c b/drivers/char/apm-emulation.c
index 53ce352f7197..4aa5d1c76f83 100644
--- a/drivers/char/apm-emulation.c
+++ b/drivers/char/apm-emulation.c
@@ -143,17 +143,9 @@ static DEFINE_MUTEX(state_lock);
/*
- * Compatibility cruft until the IPAQ people move over to the new
- * interface.
- */
-static void __apm_get_power_status(struct apm_power_info *info)
-{
-}
-
-/*
* This allows machines to provide their own "apm get power status" function.
*/
-void (*apm_get_power_status)(struct apm_power_info *) = __apm_get_power_status;
+void (*apm_get_power_status)(struct apm_power_info *);
EXPORT_SYMBOL(apm_get_power_status);
diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 9fed9706d9cd..c138c468f3a4 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -835,7 +835,10 @@ static long ac_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
ret = -ENOTTY;
break;
}
- Dummy = readb(apbs[IndexCard].RamIO + VERS);
+
+ if (cmd != 6)
+ Dummy = readb(apbs[IndexCard].RamIO + VERS);
+
kfree(adgl);
mutex_unlock(&ac_mutex);
return ret;
diff --git a/drivers/char/hangcheck-timer.c b/drivers/char/hangcheck-timer.c
index 497fc167cb8c..231cbf7b300f 100644
--- a/drivers/char/hangcheck-timer.c
+++ b/drivers/char/hangcheck-timer.c
@@ -69,7 +69,8 @@ MODULE_VERSION(VERSION_STR);
static int __init hangcheck_parse_tick(char *str)
{
int par;
- if (get_option(&str,&par))
+
+ if (get_option(&str, &par))
hangcheck_tick = par;
return 1;
}
@@ -77,7 +78,8 @@ static int __init hangcheck_parse_tick(char *str)
static int __init hangcheck_parse_margin(char *str)
{
int par;
- if (get_option(&str,&par))
+
+ if (get_option(&str, &par))
hangcheck_margin = par;
return 1;
}
@@ -85,7 +87,8 @@ static int __init hangcheck_parse_margin(char *str)
static int __init hangcheck_parse_reboot(char *str)
{
int par;
- if (get_option(&str,&par))
+
+ if (get_option(&str, &par))
hangcheck_reboot = par;
return 1;
}
@@ -93,7 +96,8 @@ static int __init hangcheck_parse_reboot(char *str)
static int __init hangcheck_parse_dump_tasks(char *str)
{
int par;
- if (get_option(&str,&par))
+
+ if (get_option(&str, &par))
hangcheck_dump_tasks = par;
return 1;
}
@@ -126,23 +130,23 @@ static void hangcheck_fire(struct timer_list *unused)
if (tsc_diff > hangcheck_tsc_margin) {
if (hangcheck_dump_tasks) {
- printk(KERN_CRIT "Hangcheck: Task state:\n");
+ pr_crit("Hangcheck: Task state:\n");
#ifdef CONFIG_MAGIC_SYSRQ
handle_sysrq('t');
#endif /* CONFIG_MAGIC_SYSRQ */
}
if (hangcheck_reboot) {
- printk(KERN_CRIT "Hangcheck: hangcheck is restarting the machine.\n");
+ pr_crit("Hangcheck: hangcheck is restarting the machine.\n");
emergency_restart();
} else {
- printk(KERN_CRIT "Hangcheck: hangcheck value past margin!\n");
+ pr_crit("Hangcheck: hangcheck value past margin!\n");
}
}
#if 0
/*
* Enable to investigate delays in detail
*/
- printk("Hangcheck: called %Ld ns since last time (%Ld ns overshoot)\n",
+ pr_debug("Hangcheck: called %lld ns since last time (%lld ns overshoot)\n",
tsc_diff, tsc_diff - hangcheck_tick*TIMER_FREQ);
#endif
mod_timer(&hangcheck_ticktock, jiffies + (hangcheck_tick*HZ));
@@ -152,7 +156,7 @@ static void hangcheck_fire(struct timer_list *unused)
static int __init hangcheck_init(void)
{
- printk("Hangcheck: starting hangcheck timer %s (tick is %d seconds, margin is %d seconds).\n",
+ pr_debug("Hangcheck: starting hangcheck timer %s (tick is %d seconds, margin is %d seconds).\n",
VERSION_STR, hangcheck_tick, hangcheck_margin);
hangcheck_tsc_margin =
(unsigned long long)hangcheck_margin + hangcheck_tick;
@@ -168,7 +172,7 @@ static int __init hangcheck_init(void)
static void __exit hangcheck_exit(void)
{
timer_delete_sync(&hangcheck_ticktock);
- printk("Hangcheck: Stopped hangcheck timer.\n");
+ pr_debug("Hangcheck: Stopped hangcheck timer.\n");
}
module_init(hangcheck_init);
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 0713ea2b2a51..4f5ccd3a1f56 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -867,7 +867,7 @@ int hpet_alloc(struct hpet_data *hdp)
printk(KERN_INFO "hpet%u: at MMIO 0x%lx, IRQ%s",
hpetp->hp_which, hdp->hd_phys_address,
- hpetp->hp_ntimer > 1 ? "s" : "");
+ str_plural(hpetp->hp_ntimer));
for (i = 0; i < hpetp->hp_ntimer; i++)
printk(KERN_CONT "%s %u", i > 0 ? "," : "", hdp->hd_irq[i]);
printk(KERN_CONT "\n");
diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig
index c85827843447..492a2a61a65b 100644
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -77,7 +77,7 @@ config HW_RANDOM_AIROHA
config HW_RANDOM_ATMEL
tristate "Atmel Random Number Generator support"
- depends on (ARCH_AT91 || COMPILE_TEST)
+ depends on (ARCH_MICROCHIP || COMPILE_TEST)
default HW_RANDOM
help
This driver provides kernel-side support for the Random Number
@@ -312,6 +312,7 @@ config HW_RANDOM_INGENIC_TRNG
config HW_RANDOM_NOMADIK
tristate "ST-Ericsson Nomadik Random Number Generator support"
depends on ARCH_NOMADIK || COMPILE_TEST
+ depends on ARM_AMBA
default HW_RANDOM
help
This driver provides kernel-side support for the Random Number
diff --git a/drivers/char/hw_random/bcm2835-rng.c b/drivers/char/hw_random/bcm2835-rng.c
index aa2b135e3ee2..6d6ac409efcf 100644
--- a/drivers/char/hw_random/bcm2835-rng.c
+++ b/drivers/char/hw_random/bcm2835-rng.c
@@ -138,12 +138,11 @@ static const struct of_device_id bcm2835_rng_of_match[] = {
{ .compatible = "brcm,bcm6368-rng"},
{},
};
+MODULE_DEVICE_TABLE(of, bcm2835_rng_of_match);
static int bcm2835_rng_probe(struct platform_device *pdev)
{
- const struct bcm2835_rng_of_data *of_data;
struct device *dev = &pdev->dev;
- const struct of_device_id *rng_id;
struct bcm2835_rng_priv *priv;
int err;
@@ -171,12 +170,10 @@ static int bcm2835_rng_probe(struct platform_device *pdev)
priv->rng.cleanup = bcm2835_rng_cleanup;
if (dev_of_node(dev)) {
- rng_id = of_match_node(bcm2835_rng_of_match, dev->of_node);
- if (!rng_id)
- return -EINVAL;
+ const struct bcm2835_rng_of_data *of_data;
/* Check for rng init function, execute it */
- of_data = rng_id->data;
+ of_data = of_device_get_match_data(dev);
if (of_data)
priv->mask_interrupts = of_data->mask_interrupts;
}
@@ -191,8 +188,6 @@ static int bcm2835_rng_probe(struct platform_device *pdev)
return err;
}
-MODULE_DEVICE_TABLE(of, bcm2835_rng_of_match);
-
static const struct platform_device_id bcm2835_rng_devtype[] = {
{ .name = "bcm2835-rng" },
{ .name = "bcm63xx-rng" },
diff --git a/drivers/char/hw_random/cn10k-rng.c b/drivers/char/hw_random/cn10k-rng.c
index 31935316a160..3b4e78182e14 100644
--- a/drivers/char/hw_random/cn10k-rng.c
+++ b/drivers/char/hw_random/cn10k-rng.c
@@ -188,7 +188,7 @@ static int cn10k_rng_probe(struct pci_dev *pdev, const struct pci_device_id *id)
rng->reg_base = pcim_iomap(pdev, 0, 0);
if (!rng->reg_base)
- return dev_err_probe(&pdev->dev, -ENOMEM, "Error while mapping CSRs, exiting\n");
+ return -ENOMEM;
rng->ops.name = devm_kasprintf(&pdev->dev, GFP_KERNEL,
"cn10k-rng-%s", dev_name(&pdev->dev));
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 018316f54621..96d7fe41b373 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -341,6 +341,9 @@ static ssize_t rng_current_store(struct device *dev,
if (sysfs_streq(buf, "")) {
err = enable_best_rng();
+ } else if (sysfs_streq(buf, "none")) {
+ cur_rng_set_by_user = 1;
+ drop_current_rng();
} else {
list_for_each_entry(rng, &rng_list, list) {
if (sysfs_streq(rng->name, buf)) {
@@ -392,7 +395,7 @@ static ssize_t rng_available_show(struct device *dev,
strlcat(buf, rng->name, PAGE_SIZE);
strlcat(buf, " ", PAGE_SIZE);
}
- strlcat(buf, "\n", PAGE_SIZE);
+ strlcat(buf, "none\n", PAGE_SIZE);
mutex_unlock(&rng_mutex);
return strlen(buf);
@@ -542,10 +545,10 @@ int hwrng_register(struct hwrng *rng)
init_completion(&rng->dying);
/* Adjust quality field to always have a proper value */
- rng->quality = min_t(u16, min_t(u16, default_quality, 1024), rng->quality ?: 1024);
+ rng->quality = min3(default_quality, 1024, rng->quality ?: 1024);
- if (!current_rng ||
- (!cur_rng_set_by_user && rng->quality > current_rng->quality)) {
+ if (!cur_rng_set_by_user &&
+ (!current_rng || rng->quality > current_rng->quality)) {
/*
* Set new rng as current as the new rng source
* provides better entropy quality and was not
diff --git a/drivers/char/hw_random/ks-sa-rng.c b/drivers/char/hw_random/ks-sa-rng.c
index d8fd8a354482..9e408144a10c 100644
--- a/drivers/char/hw_random/ks-sa-rng.c
+++ b/drivers/char/hw_random/ks-sa-rng.c
@@ -231,6 +231,10 @@ static int ks_sa_rng_probe(struct platform_device *pdev)
if (IS_ERR(ks_sa_rng->regmap_cfg))
return dev_err_probe(dev, -EINVAL, "syscon_node_to_regmap failed\n");
+ ks_sa_rng->clk = devm_clk_get_enabled(dev, NULL);
+ if (IS_ERR(ks_sa_rng->clk))
+ return dev_err_probe(dev, PTR_ERR(ks_sa_rng->clk), "Failed to get clock\n");
+
pm_runtime_enable(dev);
ret = pm_runtime_resume_and_get(dev);
if (ret < 0) {
diff --git a/drivers/char/hw_random/n2rng.h b/drivers/char/hw_random/n2rng.h
index 9a870f5dc371..7612f15a261f 100644
--- a/drivers/char/hw_random/n2rng.h
+++ b/drivers/char/hw_random/n2rng.h
@@ -48,7 +48,7 @@
#define HV_RNG_NUM_CONTROL 4
-#ifndef __ASSEMBLY__
+#ifndef __ASSEMBLER__
extern unsigned long sun4v_rng_get_diag_ctl(void);
extern unsigned long sun4v_rng_ctl_read_v1(unsigned long ctl_regs_ra,
unsigned long *state,
@@ -147,6 +147,6 @@ struct n2rng {
#define N2RNG_BUSY_LIMIT 100
#define N2RNG_HCHECK_LIMIT 100
-#endif /* !(__ASSEMBLY__) */
+#endif /* !(__ASSEMBLER__) */
#endif /* _N2RNG_H */
diff --git a/drivers/char/hw_random/s390-trng.c b/drivers/char/hw_random/s390-trng.c
index d27e32e9bfee..3024d5e9fd61 100644
--- a/drivers/char/hw_random/s390-trng.c
+++ b/drivers/char/hw_random/s390-trng.c
@@ -9,8 +9,7 @@
* Author(s): Harald Freudenberger <freude@de.ibm.com>
*/
-#define KMSG_COMPONENT "trng"
-#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+#define pr_fmt(fmt) "trng: " fmt
#include <linux/hw_random.h>
#include <linux/kernel.h>
diff --git a/drivers/char/hw_random/timeriomem-rng.c b/drivers/char/hw_random/timeriomem-rng.c
index b95f6d0f17ed..e61f06393209 100644
--- a/drivers/char/hw_random/timeriomem-rng.c
+++ b/drivers/char/hw_random/timeriomem-rng.c
@@ -150,7 +150,7 @@ static int timeriomem_rng_probe(struct platform_device *pdev)
priv->rng_ops.quality = pdata->quality;
}
- priv->period = ns_to_ktime(period * NSEC_PER_USEC);
+ priv->period = us_to_ktime(period);
init_completion(&priv->completion);
hrtimer_setup(&priv->timer, timeriomem_rng_trigger, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
diff --git a/drivers/char/ipmi/Kconfig b/drivers/char/ipmi/Kconfig
index f4adc6feb3b2..92bed266d07c 100644
--- a/drivers/char/ipmi/Kconfig
+++ b/drivers/char/ipmi/Kconfig
@@ -84,6 +84,13 @@ config IPMI_IPMB
bus, and it also supports direct messaging on the bus using
IPMB direct messages. This module requires I2C support.
+config IPMI_LS2K
+ bool 'Loongson-2K IPMI interface'
+ depends on LOONGARCH
+ select MFD_LS2K_BMC_CORE
+ help
+ Provides a driver for Loongson-2K IPMI interfaces.
+
config IPMI_POWERNV
depends on PPC_POWERNV
tristate 'POWERNV (OPAL firmware) IPMI interface'
diff --git a/drivers/char/ipmi/Makefile b/drivers/char/ipmi/Makefile
index e0944547c9d0..4ea450a82242 100644
--- a/drivers/char/ipmi/Makefile
+++ b/drivers/char/ipmi/Makefile
@@ -8,6 +8,7 @@ ipmi_si-y := ipmi_si_intf.o ipmi_kcs_sm.o ipmi_smic_sm.o ipmi_bt_sm.o \
ipmi_si_mem_io.o
ipmi_si-$(CONFIG_HAS_IOPORT) += ipmi_si_port_io.o
ipmi_si-$(CONFIG_PCI) += ipmi_si_pci.o
+ipmi_si-$(CONFIG_IPMI_LS2K) += ipmi_si_ls2k.o
ipmi_si-$(CONFIG_PARISC) += ipmi_si_parisc.o
obj-$(CONFIG_IPMI_HANDLER) += ipmi_msghandler.o
diff --git a/drivers/char/ipmi/ipmi_ipmb.c b/drivers/char/ipmi/ipmi_ipmb.c
index 6a4f279c7c1f..3a51e58b2487 100644
--- a/drivers/char/ipmi/ipmi_ipmb.c
+++ b/drivers/char/ipmi/ipmi_ipmb.c
@@ -404,8 +404,7 @@ static void ipmi_ipmb_shutdown(void *send_info)
ipmi_ipmb_stop_thread(iidev);
}
-static void ipmi_ipmb_sender(void *send_info,
- struct ipmi_smi_msg *msg)
+static int ipmi_ipmb_sender(void *send_info, struct ipmi_smi_msg *msg)
{
struct ipmi_ipmb_dev *iidev = send_info;
unsigned long flags;
@@ -417,6 +416,7 @@ static void ipmi_ipmb_sender(void *send_info,
spin_unlock_irqrestore(&iidev->lock, flags);
up(&iidev->wake_thread);
+ return IPMI_CC_NO_ERROR;
}
static void ipmi_ipmb_request_events(void *send_info)
diff --git a/drivers/char/ipmi/ipmi_kcs_sm.c b/drivers/char/ipmi/ipmi_kcs_sm.c
index ecfcb50302f6..efda90dcf5b3 100644
--- a/drivers/char/ipmi/ipmi_kcs_sm.c
+++ b/drivers/char/ipmi/ipmi_kcs_sm.c
@@ -122,10 +122,10 @@ struct si_sm_data {
unsigned long error0_timeout;
};
-static unsigned int init_kcs_data_with_state(struct si_sm_data *kcs,
- struct si_sm_io *io, enum kcs_states state)
+static unsigned int init_kcs_data(struct si_sm_data *kcs,
+ struct si_sm_io *io)
{
- kcs->state = state;
+ kcs->state = KCS_IDLE;
kcs->io = io;
kcs->write_pos = 0;
kcs->write_count = 0;
@@ -140,12 +140,6 @@ static unsigned int init_kcs_data_with_state(struct si_sm_data *kcs,
return 2;
}
-static unsigned int init_kcs_data(struct si_sm_data *kcs,
- struct si_sm_io *io)
-{
- return init_kcs_data_with_state(kcs, io, KCS_IDLE);
-}
-
static inline unsigned char read_status(struct si_sm_data *kcs)
{
return kcs->io->inputb(kcs->io, 1);
@@ -276,7 +270,7 @@ static int start_kcs_transaction(struct si_sm_data *kcs, unsigned char *data,
if (size > MAX_KCS_WRITE_SIZE)
return IPMI_REQ_LEN_EXCEEDED_ERR;
- if (kcs->state != KCS_IDLE) {
+ if ((kcs->state != KCS_IDLE) && (kcs->state != KCS_HOSED)) {
dev_warn(kcs->io->dev, "KCS in invalid state %d\n", kcs->state);
return IPMI_NOT_IN_MY_STATE_ERR;
}
@@ -501,7 +495,7 @@ static enum si_sm_result kcs_event(struct si_sm_data *kcs, long time)
}
if (kcs->state == KCS_HOSED) {
- init_kcs_data_with_state(kcs, kcs->io, KCS_ERROR0);
+ init_kcs_data(kcs, kcs->io);
return SI_SM_HOSED;
}
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 8e9050f99e9e..3f48fc6ab596 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -38,7 +38,9 @@
#define IPMI_DRIVER_VERSION "39.2"
-static struct ipmi_recv_msg *ipmi_alloc_recv_msg(void);
+static struct ipmi_recv_msg *ipmi_alloc_recv_msg(struct ipmi_user *user);
+static void ipmi_set_recv_msg_user(struct ipmi_recv_msg *msg,
+ struct ipmi_user *user);
static int ipmi_init_msghandler(void);
static void smi_work(struct work_struct *t);
static void handle_new_recv_msgs(struct ipmi_smi *intf);
@@ -50,6 +52,8 @@ static void intf_free(struct kref *ref);
static bool initialized;
static bool drvregistered;
+static struct timer_list ipmi_timer;
+
/* Numbers in this enumerator should be mapped to ipmi_panic_event_str */
enum ipmi_panic_event_op {
IPMI_SEND_PANIC_EVENT_NONE,
@@ -432,6 +436,7 @@ struct ipmi_smi {
atomic_t nr_users;
struct device_attribute nr_users_devattr;
struct device_attribute nr_msgs_devattr;
+ struct device_attribute maintenance_mode_devattr;
/* Used for wake ups at startup. */
@@ -464,7 +469,7 @@ struct ipmi_smi {
* interface to match them up with their responses. A routine
* is called periodically to time the items in this list.
*/
- spinlock_t seq_lock;
+ struct mutex seq_lock;
struct seq_table seq_table[IPMI_IPMB_NUM_SEQ];
int curr_seq;
@@ -539,7 +544,11 @@ struct ipmi_smi {
/* For handling of maintenance mode. */
int maintenance_mode;
- bool maintenance_mode_enable;
+
+#define IPMI_MAINTENANCE_MODE_STATE_OFF 0
+#define IPMI_MAINTENANCE_MODE_STATE_FIRMWARE 1
+#define IPMI_MAINTENANCE_MODE_STATE_RESET 2
+ int maintenance_mode_state;
int auto_maintenance_timeout;
spinlock_t maintenance_mode_lock; /* Used in a timer... */
@@ -590,7 +599,8 @@ static void __ipmi_bmc_unregister(struct ipmi_smi *intf);
static int __ipmi_bmc_register(struct ipmi_smi *intf,
struct ipmi_device_id *id,
bool guid_set, guid_t *guid, int intf_num);
-static int __scan_channels(struct ipmi_smi *intf, struct ipmi_device_id *id);
+static int __scan_channels(struct ipmi_smi *intf,
+ struct ipmi_device_id *id, bool rescan);
static void free_ipmi_user(struct kref *ref)
{
@@ -955,7 +965,6 @@ static int deliver_response(struct ipmi_smi *intf, struct ipmi_recv_msg *msg)
* risk. At this moment, simply skip it in that case.
*/
ipmi_free_recv_msg(msg);
- atomic_dec(&msg->user->nr_msgs);
} else {
/*
* Deliver it in smi_work. The message will hold a
@@ -1116,12 +1125,11 @@ static int intf_find_seq(struct ipmi_smi *intf,
struct ipmi_recv_msg **recv_msg)
{
int rv = -ENODEV;
- unsigned long flags;
if (seq >= IPMI_IPMB_NUM_SEQ)
return -EINVAL;
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
if (intf->seq_table[seq].inuse) {
struct ipmi_recv_msg *msg = intf->seq_table[seq].recv_msg;
@@ -1134,7 +1142,7 @@ static int intf_find_seq(struct ipmi_smi *intf,
rv = 0;
}
}
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ mutex_unlock(&intf->seq_lock);
return rv;
}
@@ -1145,14 +1153,13 @@ static int intf_start_seq_timer(struct ipmi_smi *intf,
long msgid)
{
int rv = -ENODEV;
- unsigned long flags;
unsigned char seq;
unsigned long seqid;
GET_SEQ_FROM_MSGID(msgid, seq, seqid);
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
/*
* We do this verification because the user can be deleted
* while a message is outstanding.
@@ -1163,7 +1170,7 @@ static int intf_start_seq_timer(struct ipmi_smi *intf,
ent->timeout = ent->orig_timeout;
rv = 0;
}
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ mutex_unlock(&intf->seq_lock);
return rv;
}
@@ -1174,7 +1181,6 @@ static int intf_err_seq(struct ipmi_smi *intf,
unsigned int err)
{
int rv = -ENODEV;
- unsigned long flags;
unsigned char seq;
unsigned long seqid;
struct ipmi_recv_msg *msg = NULL;
@@ -1182,7 +1188,7 @@ static int intf_err_seq(struct ipmi_smi *intf,
GET_SEQ_FROM_MSGID(msgid, seq, seqid);
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
/*
* We do this verification because the user can be deleted
* while a message is outstanding.
@@ -1196,7 +1202,7 @@ static int intf_err_seq(struct ipmi_smi *intf,
msg = ent->recv_msg;
rv = 0;
}
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ mutex_unlock(&intf->seq_lock);
if (msg)
deliver_err_response(intf, msg, err);
@@ -1209,7 +1215,6 @@ int ipmi_create_user(unsigned int if_num,
void *handler_data,
struct ipmi_user **user)
{
- unsigned long flags;
struct ipmi_user *new_user = NULL;
int rv = 0;
struct ipmi_smi *intf;
@@ -1277,9 +1282,9 @@ int ipmi_create_user(unsigned int if_num,
new_user->gets_events = false;
mutex_lock(&intf->users_mutex);
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
list_add(&new_user->link, &intf->users);
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ mutex_unlock(&intf->seq_lock);
mutex_unlock(&intf->users_mutex);
if (handler->ipmi_watchdog_pretimeout)
@@ -1325,7 +1330,6 @@ static void _ipmi_destroy_user(struct ipmi_user *user)
{
struct ipmi_smi *intf = user->intf;
int i;
- unsigned long flags;
struct cmd_rcvr *rcvr;
struct cmd_rcvr *rcvrs = NULL;
struct ipmi_recv_msg *msg, *msg2;
@@ -1346,7 +1350,7 @@ static void _ipmi_destroy_user(struct ipmi_user *user)
list_del(&user->link);
atomic_dec(&intf->nr_users);
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
for (i = 0; i < IPMI_IPMB_NUM_SEQ; i++) {
if (intf->seq_table[i].inuse
&& (intf->seq_table[i].recv_msg->user == user)) {
@@ -1355,7 +1359,7 @@ static void _ipmi_destroy_user(struct ipmi_user *user)
ipmi_free_recv_msg(intf->seq_table[i].recv_msg);
}
}
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ mutex_unlock(&intf->seq_lock);
/*
* Remove the user from the command receiver's table. First
@@ -1534,8 +1538,15 @@ EXPORT_SYMBOL(ipmi_get_maintenance_mode);
static void maintenance_mode_update(struct ipmi_smi *intf)
{
if (intf->handlers->set_maintenance_mode)
+ /*
+ * Lower level drivers only care about firmware mode
+ * as it affects their timing. They don't care about
+ * reset, which disables all commands for a while.
+ */
intf->handlers->set_maintenance_mode(
- intf->send_info, intf->maintenance_mode_enable);
+ intf->send_info,
+ (intf->maintenance_mode_state ==
+ IPMI_MAINTENANCE_MODE_STATE_FIRMWARE));
}
int ipmi_set_maintenance_mode(struct ipmi_user *user, int mode)
@@ -1552,16 +1563,17 @@ int ipmi_set_maintenance_mode(struct ipmi_user *user, int mode)
if (intf->maintenance_mode != mode) {
switch (mode) {
case IPMI_MAINTENANCE_MODE_AUTO:
- intf->maintenance_mode_enable
- = (intf->auto_maintenance_timeout > 0);
+ /* Just leave it alone. */
break;
case IPMI_MAINTENANCE_MODE_OFF:
- intf->maintenance_mode_enable = false;
+ intf->maintenance_mode_state =
+ IPMI_MAINTENANCE_MODE_STATE_OFF;
break;
case IPMI_MAINTENANCE_MODE_ON:
- intf->maintenance_mode_enable = true;
+ intf->maintenance_mode_state =
+ IPMI_MAINTENANCE_MODE_STATE_FIRMWARE;
break;
default:
@@ -1616,8 +1628,7 @@ int ipmi_set_gets_events(struct ipmi_user *user, bool val)
}
list_for_each_entry_safe(msg, msg2, &msgs, link) {
- msg->user = user;
- kref_get(&user->refcount);
+ ipmi_set_recv_msg_user(msg, user);
deliver_local_response(intf, msg);
}
}
@@ -1922,14 +1933,20 @@ static int i_ipmi_req_sysintf(struct ipmi_smi *intf,
if (is_maintenance_mode_cmd(msg)) {
unsigned long flags;
+ int newst;
+
+ if (msg->netfn == IPMI_NETFN_FIRMWARE_REQUEST)
+ newst = IPMI_MAINTENANCE_MODE_STATE_FIRMWARE;
+ else
+ newst = IPMI_MAINTENANCE_MODE_STATE_RESET;
spin_lock_irqsave(&intf->maintenance_mode_lock, flags);
- intf->auto_maintenance_timeout
- = maintenance_mode_timeout_ms;
+ intf->auto_maintenance_timeout = maintenance_mode_timeout_ms;
if (!intf->maintenance_mode
- && !intf->maintenance_mode_enable) {
- intf->maintenance_mode_enable = true;
+ && intf->maintenance_mode_state < newst) {
+ intf->maintenance_mode_state = newst;
maintenance_mode_update(intf);
+ mod_timer(&ipmi_timer, jiffies + IPMI_TIMEOUT_JIFFIES);
}
spin_unlock_irqrestore(&intf->maintenance_mode_lock,
flags);
@@ -1943,7 +1960,7 @@ static int i_ipmi_req_sysintf(struct ipmi_smi *intf,
smi_msg->data[0] = (msg->netfn << 2) | (smi_addr->lun & 0x3);
smi_msg->data[1] = msg->cmd;
smi_msg->msgid = msgid;
- smi_msg->user_data = recv_msg;
+ smi_msg->recv_msg = recv_msg;
if (msg->data_len > 0)
memcpy(&smi_msg->data[2], msg->data, msg->data_len);
smi_msg->data_size = msg->data_len + 2;
@@ -2024,12 +2041,9 @@ static int i_ipmi_req_ipmb(struct ipmi_smi *intf,
* Save the receive message so we can use it
* to deliver the response.
*/
- smi_msg->user_data = recv_msg;
+ smi_msg->recv_msg = recv_msg;
} else {
- /* It's a command, so get a sequence for it. */
- unsigned long flags;
-
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
if (is_maintenance_mode_cmd(msg))
intf->ipmb_maintenance_mode_timeout =
@@ -2087,7 +2101,7 @@ static int i_ipmi_req_ipmb(struct ipmi_smi *intf,
* to be correct.
*/
out_err:
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ mutex_unlock(&intf->seq_lock);
}
return rv;
@@ -2140,7 +2154,7 @@ static int i_ipmi_req_ipmb_direct(struct ipmi_smi *intf,
memcpy(smi_msg->data + 4, msg->data, msg->data_len);
smi_msg->data_size = msg->data_len + 4;
- smi_msg->user_data = recv_msg;
+ smi_msg->recv_msg = recv_msg;
return 0;
}
@@ -2203,12 +2217,9 @@ static int i_ipmi_req_lan(struct ipmi_smi *intf,
* Save the receive message so we can use it
* to deliver the response.
*/
- smi_msg->user_data = recv_msg;
+ smi_msg->recv_msg = recv_msg;
} else {
- /* It's a command, so get a sequence for it. */
- unsigned long flags;
-
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
/*
* Create a sequence number with a 1 second
@@ -2257,7 +2268,7 @@ static int i_ipmi_req_lan(struct ipmi_smi *intf,
* to be correct.
*/
out_err:
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ mutex_unlock(&intf->seq_lock);
}
return rv;
@@ -2288,22 +2299,18 @@ static int i_ipmi_request(struct ipmi_user *user,
int run_to_completion = READ_ONCE(intf->run_to_completion);
int rv = 0;
- if (user) {
- if (atomic_add_return(1, &user->nr_msgs) > max_msgs_per_user) {
- /* Decrement will happen at the end of the routine. */
- rv = -EBUSY;
- goto out;
- }
- }
-
- if (supplied_recv)
+ if (supplied_recv) {
recv_msg = supplied_recv;
- else {
- recv_msg = ipmi_alloc_recv_msg();
- if (recv_msg == NULL) {
- rv = -ENOMEM;
- goto out;
+ recv_msg->user = user;
+ if (user) {
+ atomic_inc(&user->nr_msgs);
+ /* The put happens when the message is freed. */
+ kref_get(&user->refcount);
}
+ } else {
+ recv_msg = ipmi_alloc_recv_msg(user);
+ if (IS_ERR(recv_msg))
+ return PTR_ERR(recv_msg);
}
recv_msg->user_msg_data = user_msg_data;
@@ -2314,22 +2321,22 @@ static int i_ipmi_request(struct ipmi_user *user,
if (smi_msg == NULL) {
if (!supplied_recv)
ipmi_free_recv_msg(recv_msg);
- rv = -ENOMEM;
- goto out;
+ return -ENOMEM;
}
}
if (!run_to_completion)
mutex_lock(&intf->users_mutex);
+ if (intf->maintenance_mode_state == IPMI_MAINTENANCE_MODE_STATE_RESET) {
+ /* No messages while the BMC is in reset. */
+ rv = -EBUSY;
+ goto out_err;
+ }
if (intf->in_shutdown) {
rv = -ENODEV;
goto out_err;
}
- recv_msg->user = user;
- if (user)
- /* The put happens when the message is freed. */
- kref_get(&user->refcount);
recv_msg->msgid = msgid;
/*
* Store the message to send in the receive message so timeout
@@ -2358,8 +2365,10 @@ static int i_ipmi_request(struct ipmi_user *user,
if (rv) {
out_err:
- ipmi_free_smi_msg(smi_msg);
- ipmi_free_recv_msg(recv_msg);
+ if (!supplied_smi)
+ ipmi_free_smi_msg(smi_msg);
+ if (!supplied_recv)
+ ipmi_free_recv_msg(recv_msg);
} else {
dev_dbg(intf->si_dev, "Send: %*ph\n",
smi_msg->data_size, smi_msg->data);
@@ -2369,9 +2378,6 @@ out_err:
if (!run_to_completion)
mutex_unlock(&intf->users_mutex);
-out:
- if (rv && user)
- atomic_dec(&user->nr_msgs);
return rv;
}
@@ -2622,6 +2628,12 @@ retry_bmc_lock:
(bmc->dyn_id_set && time_is_after_jiffies(bmc->dyn_id_expiry)))
goto out_noprocessing;
+ /* Don't allow sysfs access when in maintenance mode. */
+ if (intf->maintenance_mode_state) {
+ rv = -EBUSY;
+ goto out_noprocessing;
+ }
+
prev_guid_set = bmc->dyn_guid_set;
__get_guid(intf);
@@ -2657,7 +2669,7 @@ retry_bmc_lock:
if (__ipmi_bmc_register(intf, &id, guid_set, &guid, intf_num))
need_waiter(intf); /* Retry later on an error. */
else
- __scan_channels(intf, &id);
+ __scan_channels(intf, &id, false);
if (!intf_set) {
@@ -2677,7 +2689,7 @@ retry_bmc_lock:
goto out_noprocessing;
} else if (memcmp(&bmc->fetch_id, &bmc->id, sizeof(bmc->id)))
/* Version info changes, scan the channels again. */
- __scan_channels(intf, &bmc->fetch_id);
+ __scan_channels(intf, &bmc->fetch_id, true);
bmc->dyn_id_expiry = jiffies + IPMI_DYN_DEV_ID_EXPIRY;
@@ -3406,8 +3418,6 @@ channel_handler(struct ipmi_smi *intf, struct ipmi_recv_msg *msg)
intf->channels_ready = true;
wake_up(&intf->waitq);
} else {
- intf->channel_list = intf->wchannels + set;
- intf->channels_ready = true;
rv = send_channel_info_cmd(intf, intf->curr_channel);
}
@@ -3429,10 +3439,21 @@ channel_handler(struct ipmi_smi *intf, struct ipmi_recv_msg *msg)
/*
* Must be holding intf->bmc_reg_mutex to call this.
*/
-static int __scan_channels(struct ipmi_smi *intf, struct ipmi_device_id *id)
+static int __scan_channels(struct ipmi_smi *intf,
+ struct ipmi_device_id *id,
+ bool rescan)
{
int rv;
+ if (rescan) {
+ /* Clear channels_ready to force channels rescan. */
+ intf->channels_ready = false;
+ }
+
+ /* Skip channel scan if channels are already marked ready */
+ if (intf->channels_ready)
+ return 0;
+
if (ipmi_version_major(id) > 1
|| (ipmi_version_major(id) == 1
&& ipmi_version_minor(id) >= 5)) {
@@ -3517,6 +3538,19 @@ static ssize_t nr_msgs_show(struct device *dev,
}
static DEVICE_ATTR_RO(nr_msgs);
+static ssize_t maintenance_mode_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct ipmi_smi *intf = container_of(attr,
+ struct ipmi_smi,
+ maintenance_mode_devattr);
+
+ return sysfs_emit(buf, "%u %d\n", intf->maintenance_mode_state,
+ intf->auto_maintenance_timeout);
+}
+static DEVICE_ATTR_RO(maintenance_mode);
+
static void redo_bmc_reg(struct work_struct *work)
{
struct ipmi_smi *intf = container_of(work, struct ipmi_smi,
@@ -3575,7 +3609,7 @@ int ipmi_add_smi(struct module *owner,
atomic_set(&intf->nr_users, 0);
intf->handlers = handlers;
intf->send_info = send_info;
- spin_lock_init(&intf->seq_lock);
+ mutex_init(&intf->seq_lock);
for (j = 0; j < IPMI_IPMB_NUM_SEQ; j++) {
intf->seq_table[j].inuse = 0;
intf->seq_table[j].seqid = 0;
@@ -3634,7 +3668,7 @@ int ipmi_add_smi(struct module *owner,
}
mutex_lock(&intf->bmc_reg_mutex);
- rv = __scan_channels(intf, &id);
+ rv = __scan_channels(intf, &id, false);
mutex_unlock(&intf->bmc_reg_mutex);
if (rv)
goto out_err_bmc_reg;
@@ -3653,6 +3687,14 @@ int ipmi_add_smi(struct module *owner,
goto out_err_bmc_reg;
}
+ intf->maintenance_mode_devattr = dev_attr_maintenance_mode;
+ sysfs_attr_init(&intf->maintenance_mode_devattr.attr);
+ rv = device_create_file(intf->si_dev, &intf->maintenance_mode_devattr);
+ if (rv) {
+ device_remove_file(intf->si_dev, &intf->nr_users_devattr);
+ goto out_err_bmc_reg;
+ }
+
intf->intf_num = i;
mutex_unlock(&ipmi_interfaces_mutex);
@@ -3760,6 +3802,7 @@ void ipmi_unregister_smi(struct ipmi_smi *intf)
if (intf->handlers->shutdown)
intf->handlers->shutdown(intf->send_info);
+ device_remove_file(intf->si_dev, &intf->maintenance_mode_devattr);
device_remove_file(intf->si_dev, &intf->nr_msgs_devattr);
device_remove_file(intf->si_dev, &intf->nr_users_devattr);
@@ -3862,7 +3905,7 @@ static int handle_ipmb_get_msg_cmd(struct ipmi_smi *intf,
unsigned char chan;
struct ipmi_user *user = NULL;
struct ipmi_ipmb_addr *ipmb_addr;
- struct ipmi_recv_msg *recv_msg;
+ struct ipmi_recv_msg *recv_msg = NULL;
if (msg->rsp_size < 10) {
/* Message not big enough, just ignore it. */
@@ -3883,9 +3926,8 @@ static int handle_ipmb_get_msg_cmd(struct ipmi_smi *intf,
rcvr = find_cmd_rcvr(intf, netfn, cmd, chan);
if (rcvr) {
user = rcvr->user;
- kref_get(&user->refcount);
- } else
- user = NULL;
+ recv_msg = ipmi_alloc_recv_msg(user);
+ }
rcu_read_unlock();
if (user == NULL) {
@@ -3915,47 +3957,41 @@ static int handle_ipmb_get_msg_cmd(struct ipmi_smi *intf,
* causes it to not be freed or queued.
*/
rv = -1;
- } else {
- recv_msg = ipmi_alloc_recv_msg();
- if (!recv_msg) {
- /*
- * We couldn't allocate memory for the
- * message, so requeue it for handling
- * later.
- */
- rv = 1;
- kref_put(&user->refcount, free_ipmi_user);
- } else {
- /* Extract the source address from the data. */
- ipmb_addr = (struct ipmi_ipmb_addr *) &recv_msg->addr;
- ipmb_addr->addr_type = IPMI_IPMB_ADDR_TYPE;
- ipmb_addr->slave_addr = msg->rsp[6];
- ipmb_addr->lun = msg->rsp[7] & 3;
- ipmb_addr->channel = msg->rsp[3] & 0xf;
+ } else if (!IS_ERR(recv_msg)) {
+ /* Extract the source address from the data. */
+ ipmb_addr = (struct ipmi_ipmb_addr *) &recv_msg->addr;
+ ipmb_addr->addr_type = IPMI_IPMB_ADDR_TYPE;
+ ipmb_addr->slave_addr = msg->rsp[6];
+ ipmb_addr->lun = msg->rsp[7] & 3;
+ ipmb_addr->channel = msg->rsp[3] & 0xf;
- /*
- * Extract the rest of the message information
- * from the IPMB header.
- */
- recv_msg->user = user;
- recv_msg->recv_type = IPMI_CMD_RECV_TYPE;
- recv_msg->msgid = msg->rsp[7] >> 2;
- recv_msg->msg.netfn = msg->rsp[4] >> 2;
- recv_msg->msg.cmd = msg->rsp[8];
- recv_msg->msg.data = recv_msg->msg_data;
+ /*
+ * Extract the rest of the message information
+ * from the IPMB header.
+ */
+ recv_msg->recv_type = IPMI_CMD_RECV_TYPE;
+ recv_msg->msgid = msg->rsp[7] >> 2;
+ recv_msg->msg.netfn = msg->rsp[4] >> 2;
+ recv_msg->msg.cmd = msg->rsp[8];
+ recv_msg->msg.data = recv_msg->msg_data;
- /*
- * We chop off 10, not 9 bytes because the checksum
- * at the end also needs to be removed.
- */
- recv_msg->msg.data_len = msg->rsp_size - 10;
- memcpy(recv_msg->msg_data, &msg->rsp[9],
- msg->rsp_size - 10);
- if (deliver_response(intf, recv_msg))
- ipmi_inc_stat(intf, unhandled_commands);
- else
- ipmi_inc_stat(intf, handled_commands);
- }
+ /*
+ * We chop off 10, not 9 bytes because the checksum
+ * at the end also needs to be removed.
+ */
+ recv_msg->msg.data_len = msg->rsp_size - 10;
+ memcpy(recv_msg->msg_data, &msg->rsp[9],
+ msg->rsp_size - 10);
+ if (deliver_response(intf, recv_msg))
+ ipmi_inc_stat(intf, unhandled_commands);
+ else
+ ipmi_inc_stat(intf, handled_commands);
+ } else {
+ /*
+ * We couldn't allocate memory for the message, so
+ * requeue it for handling later.
+ */
+ rv = 1;
}
return rv;
@@ -3968,7 +4004,7 @@ static int handle_ipmb_direct_rcv_cmd(struct ipmi_smi *intf,
int rv = 0;
struct ipmi_user *user = NULL;
struct ipmi_ipmb_direct_addr *daddr;
- struct ipmi_recv_msg *recv_msg;
+ struct ipmi_recv_msg *recv_msg = NULL;
unsigned char netfn = msg->rsp[0] >> 2;
unsigned char cmd = msg->rsp[3];
@@ -3977,9 +4013,8 @@ static int handle_ipmb_direct_rcv_cmd(struct ipmi_smi *intf,
rcvr = find_cmd_rcvr(intf, netfn, cmd, 0);
if (rcvr) {
user = rcvr->user;
- kref_get(&user->refcount);
- } else
- user = NULL;
+ recv_msg = ipmi_alloc_recv_msg(user);
+ }
rcu_read_unlock();
if (user == NULL) {
@@ -4001,44 +4036,38 @@ static int handle_ipmb_direct_rcv_cmd(struct ipmi_smi *intf,
* causes it to not be freed or queued.
*/
rv = -1;
- } else {
- recv_msg = ipmi_alloc_recv_msg();
- if (!recv_msg) {
- /*
- * We couldn't allocate memory for the
- * message, so requeue it for handling
- * later.
- */
- rv = 1;
- kref_put(&user->refcount, free_ipmi_user);
- } else {
- /* Extract the source address from the data. */
- daddr = (struct ipmi_ipmb_direct_addr *)&recv_msg->addr;
- daddr->addr_type = IPMI_IPMB_DIRECT_ADDR_TYPE;
- daddr->channel = 0;
- daddr->slave_addr = msg->rsp[1];
- daddr->rs_lun = msg->rsp[0] & 3;
- daddr->rq_lun = msg->rsp[2] & 3;
+ } else if (!IS_ERR(recv_msg)) {
+ /* Extract the source address from the data. */
+ daddr = (struct ipmi_ipmb_direct_addr *)&recv_msg->addr;
+ daddr->addr_type = IPMI_IPMB_DIRECT_ADDR_TYPE;
+ daddr->channel = 0;
+ daddr->slave_addr = msg->rsp[1];
+ daddr->rs_lun = msg->rsp[0] & 3;
+ daddr->rq_lun = msg->rsp[2] & 3;
- /*
- * Extract the rest of the message information
- * from the IPMB header.
- */
- recv_msg->user = user;
- recv_msg->recv_type = IPMI_CMD_RECV_TYPE;
- recv_msg->msgid = (msg->rsp[2] >> 2);
- recv_msg->msg.netfn = msg->rsp[0] >> 2;
- recv_msg->msg.cmd = msg->rsp[3];
- recv_msg->msg.data = recv_msg->msg_data;
-
- recv_msg->msg.data_len = msg->rsp_size - 4;
- memcpy(recv_msg->msg_data, msg->rsp + 4,
- msg->rsp_size - 4);
- if (deliver_response(intf, recv_msg))
- ipmi_inc_stat(intf, unhandled_commands);
- else
- ipmi_inc_stat(intf, handled_commands);
- }
+ /*
+ * Extract the rest of the message information
+ * from the IPMB header.
+ */
+ recv_msg->recv_type = IPMI_CMD_RECV_TYPE;
+ recv_msg->msgid = (msg->rsp[2] >> 2);
+ recv_msg->msg.netfn = msg->rsp[0] >> 2;
+ recv_msg->msg.cmd = msg->rsp[3];
+ recv_msg->msg.data = recv_msg->msg_data;
+
+ recv_msg->msg.data_len = msg->rsp_size - 4;
+ memcpy(recv_msg->msg_data, msg->rsp + 4,
+ msg->rsp_size - 4);
+ if (deliver_response(intf, recv_msg))
+ ipmi_inc_stat(intf, unhandled_commands);
+ else
+ ipmi_inc_stat(intf, handled_commands);
+ } else {
+ /*
+ * We couldn't allocate memory for the message, so
+ * requeue it for handling later.
+ */
+ rv = 1;
}
return rv;
@@ -4050,7 +4079,7 @@ static int handle_ipmb_direct_rcv_rsp(struct ipmi_smi *intf,
struct ipmi_recv_msg *recv_msg;
struct ipmi_ipmb_direct_addr *daddr;
- recv_msg = msg->user_data;
+ recv_msg = msg->recv_msg;
if (recv_msg == NULL) {
dev_warn(intf->si_dev,
"IPMI direct message received with no owner. This could be because of a malformed message, or because of a hardware error. Contact your hardware vendor for assistance.\n");
@@ -4152,7 +4181,7 @@ static int handle_lan_get_msg_cmd(struct ipmi_smi *intf,
unsigned char chan;
struct ipmi_user *user = NULL;
struct ipmi_lan_addr *lan_addr;
- struct ipmi_recv_msg *recv_msg;
+ struct ipmi_recv_msg *recv_msg = NULL;
if (msg->rsp_size < 12) {
/* Message not big enough, just ignore it. */
@@ -4173,9 +4202,8 @@ static int handle_lan_get_msg_cmd(struct ipmi_smi *intf,
rcvr = find_cmd_rcvr(intf, netfn, cmd, chan);
if (rcvr) {
user = rcvr->user;
- kref_get(&user->refcount);
- } else
- user = NULL;
+ recv_msg = ipmi_alloc_recv_msg(user);
+ }
rcu_read_unlock();
if (user == NULL) {
@@ -4206,49 +4234,44 @@ static int handle_lan_get_msg_cmd(struct ipmi_smi *intf,
* causes it to not be freed or queued.
*/
rv = -1;
- } else {
- recv_msg = ipmi_alloc_recv_msg();
- if (!recv_msg) {
- /*
- * We couldn't allocate memory for the
- * message, so requeue it for handling later.
- */
- rv = 1;
- kref_put(&user->refcount, free_ipmi_user);
- } else {
- /* Extract the source address from the data. */
- lan_addr = (struct ipmi_lan_addr *) &recv_msg->addr;
- lan_addr->addr_type = IPMI_LAN_ADDR_TYPE;
- lan_addr->session_handle = msg->rsp[4];
- lan_addr->remote_SWID = msg->rsp[8];
- lan_addr->local_SWID = msg->rsp[5];
- lan_addr->lun = msg->rsp[9] & 3;
- lan_addr->channel = msg->rsp[3] & 0xf;
- lan_addr->privilege = msg->rsp[3] >> 4;
+ } else if (!IS_ERR(recv_msg)) {
+ /* Extract the source address from the data. */
+ lan_addr = (struct ipmi_lan_addr *) &recv_msg->addr;
+ lan_addr->addr_type = IPMI_LAN_ADDR_TYPE;
+ lan_addr->session_handle = msg->rsp[4];
+ lan_addr->remote_SWID = msg->rsp[8];
+ lan_addr->local_SWID = msg->rsp[5];
+ lan_addr->lun = msg->rsp[9] & 3;
+ lan_addr->channel = msg->rsp[3] & 0xf;
+ lan_addr->privilege = msg->rsp[3] >> 4;
- /*
- * Extract the rest of the message information
- * from the IPMB header.
- */
- recv_msg->user = user;
- recv_msg->recv_type = IPMI_CMD_RECV_TYPE;
- recv_msg->msgid = msg->rsp[9] >> 2;
- recv_msg->msg.netfn = msg->rsp[6] >> 2;
- recv_msg->msg.cmd = msg->rsp[10];
- recv_msg->msg.data = recv_msg->msg_data;
+ /*
+ * Extract the rest of the message information
+ * from the IPMB header.
+ */
+ recv_msg->recv_type = IPMI_CMD_RECV_TYPE;
+ recv_msg->msgid = msg->rsp[9] >> 2;
+ recv_msg->msg.netfn = msg->rsp[6] >> 2;
+ recv_msg->msg.cmd = msg->rsp[10];
+ recv_msg->msg.data = recv_msg->msg_data;
- /*
- * We chop off 12, not 11 bytes because the checksum
- * at the end also needs to be removed.
- */
- recv_msg->msg.data_len = msg->rsp_size - 12;
- memcpy(recv_msg->msg_data, &msg->rsp[11],
- msg->rsp_size - 12);
- if (deliver_response(intf, recv_msg))
- ipmi_inc_stat(intf, unhandled_commands);
- else
- ipmi_inc_stat(intf, handled_commands);
- }
+ /*
+ * We chop off 12, not 11 bytes because the checksum
+ * at the end also needs to be removed.
+ */
+ recv_msg->msg.data_len = msg->rsp_size - 12;
+ memcpy(recv_msg->msg_data, &msg->rsp[11],
+ msg->rsp_size - 12);
+ if (deliver_response(intf, recv_msg))
+ ipmi_inc_stat(intf, unhandled_commands);
+ else
+ ipmi_inc_stat(intf, handled_commands);
+ } else {
+ /*
+ * We couldn't allocate memory for the message, so
+ * requeue it for handling later.
+ */
+ rv = 1;
}
return rv;
@@ -4270,7 +4293,7 @@ static int handle_oem_get_msg_cmd(struct ipmi_smi *intf,
unsigned char chan;
struct ipmi_user *user = NULL;
struct ipmi_system_interface_addr *smi_addr;
- struct ipmi_recv_msg *recv_msg;
+ struct ipmi_recv_msg *recv_msg = NULL;
/*
* We expect the OEM SW to perform error checking
@@ -4299,9 +4322,8 @@ static int handle_oem_get_msg_cmd(struct ipmi_smi *intf,
rcvr = find_cmd_rcvr(intf, netfn, cmd, chan);
if (rcvr) {
user = rcvr->user;
- kref_get(&user->refcount);
- } else
- user = NULL;
+ recv_msg = ipmi_alloc_recv_msg(user);
+ }
rcu_read_unlock();
if (user == NULL) {
@@ -4314,48 +4336,42 @@ static int handle_oem_get_msg_cmd(struct ipmi_smi *intf,
*/
rv = 0;
- } else {
- recv_msg = ipmi_alloc_recv_msg();
- if (!recv_msg) {
- /*
- * We couldn't allocate memory for the
- * message, so requeue it for handling
- * later.
- */
- rv = 1;
- kref_put(&user->refcount, free_ipmi_user);
- } else {
- /*
- * OEM Messages are expected to be delivered via
- * the system interface to SMS software. We might
- * need to visit this again depending on OEM
- * requirements
- */
- smi_addr = ((struct ipmi_system_interface_addr *)
- &recv_msg->addr);
- smi_addr->addr_type = IPMI_SYSTEM_INTERFACE_ADDR_TYPE;
- smi_addr->channel = IPMI_BMC_CHANNEL;
- smi_addr->lun = msg->rsp[0] & 3;
-
- recv_msg->user = user;
- recv_msg->user_msg_data = NULL;
- recv_msg->recv_type = IPMI_OEM_RECV_TYPE;
- recv_msg->msg.netfn = msg->rsp[0] >> 2;
- recv_msg->msg.cmd = msg->rsp[1];
- recv_msg->msg.data = recv_msg->msg_data;
+ } else if (!IS_ERR(recv_msg)) {
+ /*
+ * OEM Messages are expected to be delivered via
+ * the system interface to SMS software. We might
+ * need to visit this again depending on OEM
+ * requirements
+ */
+ smi_addr = ((struct ipmi_system_interface_addr *)
+ &recv_msg->addr);
+ smi_addr->addr_type = IPMI_SYSTEM_INTERFACE_ADDR_TYPE;
+ smi_addr->channel = IPMI_BMC_CHANNEL;
+ smi_addr->lun = msg->rsp[0] & 3;
+
+ recv_msg->user_msg_data = NULL;
+ recv_msg->recv_type = IPMI_OEM_RECV_TYPE;
+ recv_msg->msg.netfn = msg->rsp[0] >> 2;
+ recv_msg->msg.cmd = msg->rsp[1];
+ recv_msg->msg.data = recv_msg->msg_data;
- /*
- * The message starts at byte 4 which follows the
- * Channel Byte in the "GET MESSAGE" command
- */
- recv_msg->msg.data_len = msg->rsp_size - 4;
- memcpy(recv_msg->msg_data, &msg->rsp[4],
- msg->rsp_size - 4);
- if (deliver_response(intf, recv_msg))
- ipmi_inc_stat(intf, unhandled_commands);
- else
- ipmi_inc_stat(intf, handled_commands);
- }
+ /*
+ * The message starts at byte 4 which follows the
+ * Channel Byte in the "GET MESSAGE" command
+ */
+ recv_msg->msg.data_len = msg->rsp_size - 4;
+ memcpy(recv_msg->msg_data, &msg->rsp[4],
+ msg->rsp_size - 4);
+ if (deliver_response(intf, recv_msg))
+ ipmi_inc_stat(intf, unhandled_commands);
+ else
+ ipmi_inc_stat(intf, handled_commands);
+ } else {
+ /*
+ * We couldn't allocate memory for the message, so
+ * requeue it for handling later.
+ */
+ rv = 1;
}
return rv;
@@ -4413,8 +4429,8 @@ static int handle_read_event_rsp(struct ipmi_smi *intf,
if (!user->gets_events)
continue;
- recv_msg = ipmi_alloc_recv_msg();
- if (!recv_msg) {
+ recv_msg = ipmi_alloc_recv_msg(user);
+ if (IS_ERR(recv_msg)) {
mutex_unlock(&intf->users_mutex);
list_for_each_entry_safe(recv_msg, recv_msg2, &msgs,
link) {
@@ -4435,8 +4451,6 @@ static int handle_read_event_rsp(struct ipmi_smi *intf,
deliver_count++;
copy_event_into_recv_msg(recv_msg, msg);
- recv_msg->user = user;
- kref_get(&user->refcount);
list_add_tail(&recv_msg->link, &msgs);
}
mutex_unlock(&intf->users_mutex);
@@ -4452,8 +4466,8 @@ static int handle_read_event_rsp(struct ipmi_smi *intf,
* No one to receive the message, put it in queue if there's
* not already too many things in the queue.
*/
- recv_msg = ipmi_alloc_recv_msg();
- if (!recv_msg) {
+ recv_msg = ipmi_alloc_recv_msg(NULL);
+ if (IS_ERR(recv_msg)) {
/*
* We couldn't allocate memory for the
* message, so requeue it for handling
@@ -4488,7 +4502,7 @@ static int handle_bmc_rsp(struct ipmi_smi *intf,
struct ipmi_recv_msg *recv_msg;
struct ipmi_system_interface_addr *smi_addr;
- recv_msg = msg->user_data;
+ recv_msg = msg->recv_msg;
if (recv_msg == NULL) {
dev_warn(intf->si_dev,
"IPMI SMI message received with no owner. This could be because of a malformed message, or because of a hardware error. Contact your hardware vendor for assistance.\n");
@@ -4529,9 +4543,10 @@ static int handle_one_recv_msg(struct ipmi_smi *intf,
if (msg->rsp_size < 2) {
/* Message is too small to be correct. */
- dev_warn(intf->si_dev,
- "BMC returned too small a message for netfn %x cmd %x, got %d bytes\n",
- (msg->data[0] >> 2) | 1, msg->data[1], msg->rsp_size);
+ dev_warn_ratelimited(intf->si_dev,
+ "BMC returned too small a message for netfn %x cmd %x, got %d bytes\n",
+ (msg->data[0] >> 2) | 1,
+ msg->data[1], msg->rsp_size);
return_unspecified:
/* Generate an error response for the message. */
@@ -4561,14 +4576,14 @@ return_unspecified:
} else if ((msg->data_size >= 2)
&& (msg->data[0] == (IPMI_NETFN_APP_REQUEST << 2))
&& (msg->data[1] == IPMI_SEND_MSG_CMD)
- && (msg->user_data == NULL)) {
+ && (msg->recv_msg == NULL)) {
if (intf->in_shutdown || intf->run_to_completion)
goto out;
/*
* This is the local response to a command send, start
- * the timer for these. The user_data will not be
+ * the timer for these. The recv_msg will not be
* NULL if this is a response send, and we will let
* response sends just go through.
*/
@@ -4628,7 +4643,7 @@ return_unspecified:
requeue = handle_ipmb_direct_rcv_rsp(intf, msg);
} else if ((msg->rsp[0] == ((IPMI_NETFN_APP_REQUEST|1) << 2))
&& (msg->rsp[1] == IPMI_SEND_MSG_CMD)
- && (msg->user_data != NULL)) {
+ && (msg->recv_msg != NULL)) {
/*
* It's a response to a response we sent. For this we
* deliver a send message response to the user.
@@ -4645,7 +4660,7 @@ return_unspecified:
cc = msg->rsp[2];
process_response_response:
- recv_msg = msg->user_data;
+ recv_msg = msg->recv_msg;
requeue = 0;
if (!recv_msg)
@@ -4801,6 +4816,7 @@ static void smi_work(struct work_struct *t)
int run_to_completion = READ_ONCE(intf->run_to_completion);
struct ipmi_smi_msg *newmsg = NULL;
struct ipmi_recv_msg *msg, *msg2;
+ int cc;
/*
* Start the next message if available.
@@ -4809,7 +4825,7 @@ static void smi_work(struct work_struct *t)
* because the lower layer is allowed to hold locks while calling
* message delivery.
*/
-
+restart:
if (!run_to_completion)
spin_lock_irqsave(&intf->xmit_msgs_lock, flags);
if (intf->curr_msg == NULL && !intf->in_shutdown) {
@@ -4830,8 +4846,17 @@ static void smi_work(struct work_struct *t)
if (!run_to_completion)
spin_unlock_irqrestore(&intf->xmit_msgs_lock, flags);
- if (newmsg)
- intf->handlers->sender(intf->send_info, newmsg);
+ if (newmsg) {
+ cc = intf->handlers->sender(intf->send_info, newmsg);
+ if (cc) {
+ if (newmsg->recv_msg)
+ deliver_err_response(intf,
+ newmsg->recv_msg, cc);
+ else
+ ipmi_free_smi_msg(newmsg);
+ goto restart;
+ }
+ }
handle_new_recv_msgs(intf);
@@ -4868,12 +4893,10 @@ static void smi_work(struct work_struct *t)
list_del(&msg->link);
- if (refcount_read(&user->destroyed) == 0) {
+ if (refcount_read(&user->destroyed) == 0)
ipmi_free_recv_msg(msg);
- } else {
- atomic_dec(&user->nr_msgs);
+ else
user->handler->ipmi_recv_hndl(msg, user->handler_data);
- }
}
mutex_unlock(&intf->user_msgs_mutex);
@@ -4951,8 +4974,7 @@ smi_from_recv_msg(struct ipmi_smi *intf, struct ipmi_recv_msg *recv_msg,
static void check_msg_timeout(struct ipmi_smi *intf, struct seq_table *ent,
struct list_head *timeouts,
unsigned long timeout_period,
- int slot, unsigned long *flags,
- bool *need_timer)
+ int slot, bool *need_timer)
{
struct ipmi_recv_msg *msg;
@@ -5004,7 +5026,7 @@ static void check_msg_timeout(struct ipmi_smi *intf, struct seq_table *ent,
return;
}
- spin_unlock_irqrestore(&intf->seq_lock, *flags);
+ mutex_unlock(&intf->seq_lock);
/*
* Send the new message. We send with a zero
@@ -5025,7 +5047,7 @@ static void check_msg_timeout(struct ipmi_smi *intf, struct seq_table *ent,
} else
ipmi_free_smi_msg(smi_msg);
- spin_lock_irqsave(&intf->seq_lock, *flags);
+ mutex_lock(&intf->seq_lock);
}
}
@@ -5052,7 +5074,7 @@ static bool ipmi_timeout_handler(struct ipmi_smi *intf,
* list.
*/
INIT_LIST_HEAD(&timeouts);
- spin_lock_irqsave(&intf->seq_lock, flags);
+ mutex_lock(&intf->seq_lock);
if (intf->ipmb_maintenance_mode_timeout) {
if (intf->ipmb_maintenance_mode_timeout <= timeout_period)
intf->ipmb_maintenance_mode_timeout = 0;
@@ -5062,8 +5084,8 @@ static bool ipmi_timeout_handler(struct ipmi_smi *intf,
for (i = 0; i < IPMI_IPMB_NUM_SEQ; i++)
check_msg_timeout(intf, &intf->seq_table[i],
&timeouts, timeout_period, i,
- &flags, &need_timer);
- spin_unlock_irqrestore(&intf->seq_lock, flags);
+ &need_timer);
+ mutex_unlock(&intf->seq_lock);
list_for_each_entry_safe(msg, msg2, &timeouts, link)
deliver_err_response(intf, msg, IPMI_TIMEOUT_COMPLETION_CODE);
@@ -5083,7 +5105,9 @@ static bool ipmi_timeout_handler(struct ipmi_smi *intf,
-= timeout_period;
if (!intf->maintenance_mode
&& (intf->auto_maintenance_timeout <= 0)) {
- intf->maintenance_mode_enable = false;
+ intf->maintenance_mode_state =
+ IPMI_MAINTENANCE_MODE_STATE_OFF;
+ intf->auto_maintenance_timeout = 0;
maintenance_mode_update(intf);
}
}
@@ -5099,15 +5123,13 @@ static bool ipmi_timeout_handler(struct ipmi_smi *intf,
static void ipmi_request_event(struct ipmi_smi *intf)
{
/* No event requests when in maintenance mode. */
- if (intf->maintenance_mode_enable)
+ if (intf->maintenance_mode_state)
return;
if (!intf->in_shutdown)
intf->handlers->request_events(intf->send_info);
}
-static struct timer_list ipmi_timer;
-
static atomic_t stop_operation;
static void ipmi_timeout_work(struct work_struct *work)
@@ -5131,6 +5153,8 @@ static void ipmi_timeout_work(struct work_struct *work)
}
need_timer = true;
}
+ if (intf->maintenance_mode_state)
+ need_timer = true;
need_timer |= ipmi_timeout_handler(intf, IPMI_TIMEOUT_TIME);
}
@@ -5174,7 +5198,7 @@ struct ipmi_smi_msg *ipmi_alloc_smi_msg(void)
rv = kmalloc(sizeof(struct ipmi_smi_msg), GFP_ATOMIC);
if (rv) {
rv->done = free_smi_msg;
- rv->user_data = NULL;
+ rv->recv_msg = NULL;
rv->type = IPMI_SMI_MSG_TYPE_NORMAL;
atomic_inc(&smi_msg_inuse_count);
}
@@ -5190,27 +5214,51 @@ static void free_recv_msg(struct ipmi_recv_msg *msg)
kfree(msg);
}
-static struct ipmi_recv_msg *ipmi_alloc_recv_msg(void)
+static struct ipmi_recv_msg *ipmi_alloc_recv_msg(struct ipmi_user *user)
{
struct ipmi_recv_msg *rv;
+ if (user) {
+ if (atomic_add_return(1, &user->nr_msgs) > max_msgs_per_user) {
+ atomic_dec(&user->nr_msgs);
+ return ERR_PTR(-EBUSY);
+ }
+ }
+
rv = kmalloc(sizeof(struct ipmi_recv_msg), GFP_ATOMIC);
- if (rv) {
- rv->user = NULL;
- rv->done = free_recv_msg;
- atomic_inc(&recv_msg_inuse_count);
+ if (!rv) {
+ if (user)
+ atomic_dec(&user->nr_msgs);
+ return ERR_PTR(-ENOMEM);
}
+
+ rv->user = user;
+ rv->done = free_recv_msg;
+ if (user)
+ kref_get(&user->refcount);
+ atomic_inc(&recv_msg_inuse_count);
return rv;
}
void ipmi_free_recv_msg(struct ipmi_recv_msg *msg)
{
- if (msg->user && !oops_in_progress)
+ if (msg->user && !oops_in_progress) {
+ atomic_dec(&msg->user->nr_msgs);
kref_put(&msg->user->refcount, free_ipmi_user);
+ }
msg->done(msg);
}
EXPORT_SYMBOL(ipmi_free_recv_msg);
+static void ipmi_set_recv_msg_user(struct ipmi_recv_msg *msg,
+ struct ipmi_user *user)
+{
+ WARN_ON_ONCE(msg->user); /* User should not be set. */
+ msg->user = user;
+ atomic_inc(&user->nr_msgs);
+ kref_get(&user->refcount);
+}
+
static atomic_t panic_done_count = ATOMIC_INIT(0);
static void dummy_smi_done_handler(struct ipmi_smi_msg *msg)
diff --git a/drivers/char/ipmi/ipmi_powernv.c b/drivers/char/ipmi/ipmi_powernv.c
index 4a2efafcd1f8..52a1130defe5 100644
--- a/drivers/char/ipmi/ipmi_powernv.c
+++ b/drivers/char/ipmi/ipmi_powernv.c
@@ -51,7 +51,7 @@ static void send_error_reply(struct ipmi_smi_powernv *smi,
ipmi_smi_msg_received(smi->intf, msg);
}
-static void ipmi_powernv_send(void *send_info, struct ipmi_smi_msg *msg)
+static int ipmi_powernv_send(void *send_info, struct ipmi_smi_msg *msg)
{
struct ipmi_smi_powernv *smi = send_info;
struct opal_ipmi_msg *opal_msg;
@@ -93,18 +93,19 @@ static void ipmi_powernv_send(void *send_info, struct ipmi_smi_msg *msg)
smi->interface_id, opal_msg, size);
rc = opal_ipmi_send(smi->interface_id, opal_msg, size);
pr_devel("%s: -> %d\n", __func__, rc);
-
- if (!rc) {
- smi->cur_msg = msg;
- spin_unlock_irqrestore(&smi->msg_lock, flags);
- return;
+ if (rc) {
+ comp = IPMI_ERR_UNSPECIFIED;
+ goto err_unlock;
}
- comp = IPMI_ERR_UNSPECIFIED;
+ smi->cur_msg = msg;
+ spin_unlock_irqrestore(&smi->msg_lock, flags);
+ return IPMI_CC_NO_ERROR;
+
err_unlock:
spin_unlock_irqrestore(&smi->msg_lock, flags);
err:
- send_error_reply(smi, msg, comp);
+ return comp;
}
static int ipmi_powernv_recv(struct ipmi_smi_powernv *smi)
diff --git a/drivers/char/ipmi/ipmi_si.h b/drivers/char/ipmi/ipmi_si.h
index 508c3fd45877..687835b53da5 100644
--- a/drivers/char/ipmi/ipmi_si.h
+++ b/drivers/char/ipmi/ipmi_si.h
@@ -101,6 +101,13 @@ void ipmi_si_pci_shutdown(void);
static inline void ipmi_si_pci_init(void) { }
static inline void ipmi_si_pci_shutdown(void) { }
#endif
+#ifdef CONFIG_IPMI_LS2K
+void ipmi_si_ls2k_init(void);
+void ipmi_si_ls2k_shutdown(void);
+#else
+static inline void ipmi_si_ls2k_init(void) { }
+static inline void ipmi_si_ls2k_shutdown(void) { }
+#endif
#ifdef CONFIG_PARISC
void ipmi_si_parisc_init(void);
void ipmi_si_parisc_shutdown(void);
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 8b5524069c15..5459ffdde8dc 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -53,6 +53,7 @@
#define SI_TIMEOUT_JIFFIES (SI_TIMEOUT_TIME_USEC/SI_USEC_PER_JIFFY)
#define SI_SHORT_TIMEOUT_USEC 250 /* .25ms when the SM request a
short timeout */
+#define SI_TIMEOUT_HOSED (HZ) /* 1 second when in hosed state. */
enum si_intf_state {
SI_NORMAL,
@@ -61,7 +62,8 @@ enum si_intf_state {
SI_CLEARING_FLAGS,
SI_GETTING_MESSAGES,
SI_CHECKING_ENABLES,
- SI_SETTING_ENABLES
+ SI_SETTING_ENABLES,
+ SI_HOSED
/* FIXME - add watchdog stuff. */
};
@@ -273,8 +275,7 @@ void debug_timestamp(struct smi_info *smi_info, char *msg)
struct timespec64 t;
ktime_get_ts64(&t);
- dev_dbg(smi_info->io.dev, "**%s: %lld.%9.9ld\n",
- msg, t.tv_sec, t.tv_nsec);
+ dev_dbg(smi_info->io.dev, "**%s: %ptSp\n", msg, &t);
}
#else
#define debug_timestamp(smi_info, x)
@@ -313,7 +314,7 @@ static void return_hosed_msg(struct smi_info *smi_info, int cCode)
static enum si_sm_result start_next_msg(struct smi_info *smi_info)
{
- int rv;
+ int rv;
if (!smi_info->waiting_msg) {
smi_info->curr_msg = NULL;
@@ -390,6 +391,17 @@ static void start_clear_flags(struct smi_info *smi_info)
smi_info->si_state = SI_CLEARING_FLAGS;
}
+static void start_get_flags(struct smi_info *smi_info)
+{
+ unsigned char msg[2];
+
+ msg[0] = (IPMI_NETFN_APP_REQUEST << 2);
+ msg[1] = IPMI_GET_MSG_FLAGS_CMD;
+
+ start_new_msg(smi_info, msg, 2);
+ smi_info->si_state = SI_GETTING_FLAGS;
+}
+
static void start_getting_msg_queue(struct smi_info *smi_info)
{
smi_info->curr_msg->data[0] = (IPMI_NETFN_APP_REQUEST << 2);
@@ -742,6 +754,8 @@ static void handle_transaction_done(struct smi_info *smi_info)
}
break;
}
+ case SI_HOSED: /* Shouldn't happen. */
+ break;
}
}
@@ -756,6 +770,10 @@ static enum si_sm_result smi_event_handler(struct smi_info *smi_info,
enum si_sm_result si_sm_result;
restart:
+ if (smi_info->si_state == SI_HOSED)
+ /* Just in case, hosed state is only left from the timeout. */
+ return SI_SM_HOSED;
+
/*
* There used to be a loop here that waited a little while
* (around 25us) before giving up. That turned out to be
@@ -779,18 +797,20 @@ restart:
/*
* Do the before return_hosed_msg, because that
- * releases the lock.
+ * releases the lock. We just disable operations for
+ * a while and retry in hosed state.
*/
- smi_info->si_state = SI_NORMAL;
+ smi_info->si_state = SI_HOSED;
if (smi_info->curr_msg != NULL) {
/*
* If we were handling a user message, format
* a response to send to the upper layer to
* tell it about the error.
*/
- return_hosed_msg(smi_info, IPMI_ERR_UNSPECIFIED);
+ return_hosed_msg(smi_info, IPMI_BUS_ERR);
}
- goto restart;
+ smi_mod_timer(smi_info, jiffies + SI_TIMEOUT_HOSED);
+ goto out;
}
/*
@@ -798,8 +818,6 @@ restart:
* this if there is not yet an upper layer to handle anything.
*/
if (si_sm_result == SI_SM_ATTN || smi_info->got_attn) {
- unsigned char msg[2];
-
if (smi_info->si_state != SI_NORMAL) {
/*
* We got an ATTN, but we are doing something else.
@@ -817,11 +835,7 @@ restart:
* interrupts work with the SMI, that's not really
* possible.
*/
- msg[0] = (IPMI_NETFN_APP_REQUEST << 2);
- msg[1] = IPMI_GET_MSG_FLAGS_CMD;
-
- start_new_msg(smi_info, msg, 2);
- smi_info->si_state = SI_GETTING_FLAGS;
+ start_get_flags(smi_info);
goto restart;
}
}
@@ -894,27 +908,29 @@ static void flush_messages(void *send_info)
* mode. This means we are single-threaded, no need for locks.
*/
result = smi_event_handler(smi_info, 0);
- while (result != SI_SM_IDLE) {
+ while (result != SI_SM_IDLE && result != SI_SM_HOSED) {
udelay(SI_SHORT_TIMEOUT_USEC);
result = smi_event_handler(smi_info, SI_SHORT_TIMEOUT_USEC);
}
}
-static void sender(void *send_info,
- struct ipmi_smi_msg *msg)
+static int sender(void *send_info, struct ipmi_smi_msg *msg)
{
struct smi_info *smi_info = send_info;
unsigned long flags;
debug_timestamp(smi_info, "Enqueue");
+ if (smi_info->si_state == SI_HOSED)
+ return IPMI_BUS_ERR;
+
if (smi_info->run_to_completion) {
/*
* If we are running to completion, start it. Upper
* layer will call flush_messages to clear it out.
*/
smi_info->waiting_msg = msg;
- return;
+ return IPMI_CC_NO_ERROR;
}
spin_lock_irqsave(&smi_info->si_lock, flags);
@@ -929,6 +945,7 @@ static void sender(void *send_info,
smi_info->waiting_msg = msg;
check_start_timer_thread(smi_info);
spin_unlock_irqrestore(&smi_info->si_lock, flags);
+ return IPMI_CC_NO_ERROR;
}
static void set_run_to_completion(void *send_info, bool i_run_to_completion)
@@ -1087,6 +1104,10 @@ static void smi_timeout(struct timer_list *t)
spin_lock_irqsave(&(smi_info->si_lock), flags);
debug_timestamp(smi_info, "Timer");
+ if (smi_info->si_state == SI_HOSED)
+ /* Try something to see if the BMC is now operational. */
+ start_get_flags(smi_info);
+
jiffies_now = jiffies;
time_diff = (((long)jiffies_now - (long)smi_info->last_timeout_jiffies)
* SI_USEC_PER_JIFFY);
@@ -1096,14 +1117,11 @@ static void smi_timeout(struct timer_list *t)
/* Running with interrupts, only do long timeouts. */
timeout = jiffies + SI_TIMEOUT_JIFFIES;
smi_inc_stat(smi_info, long_timeouts);
- goto do_mod_timer;
- }
-
- /*
- * If the state machine asks for a short delay, then shorten
- * the timer timeout.
- */
- if (smi_result == SI_SM_CALL_WITH_DELAY) {
+ } else if (smi_result == SI_SM_CALL_WITH_DELAY) {
+ /*
+ * If the state machine asks for a short delay, then shorten
+ * the timer timeout.
+ */
smi_inc_stat(smi_info, short_timeouts);
timeout = jiffies + 1;
} else {
@@ -1111,7 +1129,6 @@ static void smi_timeout(struct timer_list *t)
timeout = jiffies + SI_TIMEOUT_JIFFIES;
}
-do_mod_timer:
if (smi_result != SI_SM_IDLE)
smi_mod_timer(smi_info, timeout);
else
@@ -2120,6 +2137,8 @@ static int __init init_ipmi_si(void)
ipmi_si_pci_init();
+ ipmi_si_ls2k_init();
+
ipmi_si_parisc_init();
mutex_lock(&smi_infos_lock);
@@ -2331,6 +2350,8 @@ static void cleanup_ipmi_si(void)
ipmi_si_pci_shutdown();
+ ipmi_si_ls2k_shutdown();
+
ipmi_si_parisc_shutdown();
ipmi_si_platform_shutdown();
diff --git a/drivers/char/ipmi/ipmi_si_ls2k.c b/drivers/char/ipmi/ipmi_si_ls2k.c
new file mode 100644
index 000000000000..45442c257efd
--- /dev/null
+++ b/drivers/char/ipmi/ipmi_si_ls2k.c
@@ -0,0 +1,189 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Driver for Loongson-2K BMC IPMI interface
+ *
+ * Copyright (C) 2024-2025 Loongson Technology Corporation Limited.
+ *
+ * Authors:
+ * Chong Qiao <qiaochong@loongson.cn>
+ * Binbin Zhou <zhoubinbin@loongson.cn>
+ */
+
+#include <linux/bitfield.h>
+#include <linux/ioport.h>
+#include <linux/module.h>
+#include <linux/types.h>
+
+#include "ipmi_si.h"
+
+#define LS2K_KCS_FIFO_IBFH 0x0
+#define LS2K_KCS_FIFO_IBFT 0x1
+#define LS2K_KCS_FIFO_OBFH 0x2
+#define LS2K_KCS_FIFO_OBFT 0x3
+
+/* KCS registers */
+#define LS2K_KCS_REG_STS 0x4
+#define LS2K_KCS_REG_DATA_OUT 0x5
+#define LS2K_KCS_REG_DATA_IN 0x6
+#define LS2K_KCS_REG_CMD 0x8
+
+#define LS2K_KCS_CMD_DATA 0xa
+#define LS2K_KCS_VERSION 0xb
+#define LS2K_KCS_WR_REQ 0xc
+#define LS2K_KCS_WR_ACK 0x10
+
+#define LS2K_KCS_STS_OBF BIT(0)
+#define LS2K_KCS_STS_IBF BIT(1)
+#define LS2K_KCS_STS_SMS_ATN BIT(2)
+#define LS2K_KCS_STS_CMD BIT(3)
+
+#define LS2K_KCS_DATA_MASK (LS2K_KCS_STS_OBF | LS2K_KCS_STS_IBF | LS2K_KCS_STS_CMD)
+
+static bool ls2k_registered;
+
+static unsigned char ls2k_mem_inb_v0(const struct si_sm_io *io, unsigned int offset)
+{
+ void __iomem *addr = io->addr;
+ int reg_offset;
+
+ if (offset & BIT(0)) {
+ reg_offset = LS2K_KCS_REG_STS;
+ } else {
+ writeb(readb(addr + LS2K_KCS_REG_STS) & ~LS2K_KCS_STS_OBF, addr + LS2K_KCS_REG_STS);
+ reg_offset = LS2K_KCS_REG_DATA_OUT;
+ }
+
+ return readb(addr + reg_offset);
+}
+
+static unsigned char ls2k_mem_inb_v1(const struct si_sm_io *io, unsigned int offset)
+{
+ void __iomem *addr = io->addr;
+ unsigned char inb = 0, cmd;
+ bool obf, ibf;
+
+ obf = readb(addr + LS2K_KCS_FIFO_OBFH) ^ readb(addr + LS2K_KCS_FIFO_OBFT);
+ ibf = readb(addr + LS2K_KCS_FIFO_IBFH) ^ readb(addr + LS2K_KCS_FIFO_IBFT);
+ cmd = readb(addr + LS2K_KCS_CMD_DATA);
+
+ if (offset & BIT(0)) {
+ inb = readb(addr + LS2K_KCS_REG_STS) & ~LS2K_KCS_DATA_MASK;
+ inb |= FIELD_PREP(LS2K_KCS_STS_OBF, obf)
+ | FIELD_PREP(LS2K_KCS_STS_IBF, ibf)
+ | FIELD_PREP(LS2K_KCS_STS_CMD, cmd);
+ } else {
+ inb = readb(addr + LS2K_KCS_REG_DATA_OUT);
+ writeb(readb(addr + LS2K_KCS_FIFO_OBFH), addr + LS2K_KCS_FIFO_OBFT);
+ }
+
+ return inb;
+}
+
+static void ls2k_mem_outb_v0(const struct si_sm_io *io, unsigned int offset,
+ unsigned char val)
+{
+ void __iomem *addr = io->addr;
+ unsigned char sts = readb(addr + LS2K_KCS_REG_STS);
+ int reg_offset;
+
+ if (sts & LS2K_KCS_STS_IBF)
+ return;
+
+ if (offset & BIT(0)) {
+ reg_offset = LS2K_KCS_REG_CMD;
+ sts |= LS2K_KCS_STS_CMD;
+ } else {
+ reg_offset = LS2K_KCS_REG_DATA_IN;
+ sts &= ~LS2K_KCS_STS_CMD;
+ }
+
+ writew(val, addr + reg_offset);
+ writeb(sts | LS2K_KCS_STS_IBF, addr + LS2K_KCS_REG_STS);
+ writel(readl(addr + LS2K_KCS_WR_REQ) + 1, addr + LS2K_KCS_WR_REQ);
+}
+
+static void ls2k_mem_outb_v1(const struct si_sm_io *io, unsigned int offset,
+ unsigned char val)
+{
+ void __iomem *addr = io->addr;
+ unsigned char ibfh, ibft;
+ int reg_offset;
+
+ ibfh = readb(addr + LS2K_KCS_FIFO_IBFH);
+ ibft = readb(addr + LS2K_KCS_FIFO_IBFT);
+
+ if (ibfh ^ ibft)
+ return;
+
+ reg_offset = (offset & BIT(0)) ? LS2K_KCS_REG_CMD : LS2K_KCS_REG_DATA_IN;
+ writew(val, addr + reg_offset);
+
+ writeb(offset & BIT(0), addr + LS2K_KCS_CMD_DATA);
+ writeb(!ibft, addr + LS2K_KCS_FIFO_IBFH);
+ writel(readl(addr + LS2K_KCS_WR_REQ) + 1, addr + LS2K_KCS_WR_REQ);
+}
+
+static void ls2k_mem_cleanup(struct si_sm_io *io)
+{
+ if (io->addr)
+ iounmap(io->addr);
+}
+
+static int ipmi_ls2k_mem_setup(struct si_sm_io *io)
+{
+ unsigned char version;
+
+ io->addr = ioremap(io->addr_data, io->regspacing);
+ if (!io->addr)
+ return -EIO;
+
+ version = readb(io->addr + LS2K_KCS_VERSION);
+
+ io->inputb = version ? ls2k_mem_inb_v1 : ls2k_mem_inb_v0;
+ io->outputb = version ? ls2k_mem_outb_v1 : ls2k_mem_outb_v0;
+ io->io_cleanup = ls2k_mem_cleanup;
+
+ return 0;
+}
+
+static int ipmi_ls2k_probe(struct platform_device *pdev)
+{
+ struct si_sm_io io;
+
+ memset(&io, 0, sizeof(io));
+
+ io.si_info = &ipmi_kcs_si_info;
+ io.io_setup = ipmi_ls2k_mem_setup;
+ io.addr_data = pdev->resource[0].start;
+ io.regspacing = resource_size(&pdev->resource[0]);
+ io.dev = &pdev->dev;
+
+ dev_dbg(&pdev->dev, "addr 0x%lx, spacing %d.\n", io.addr_data, io.regspacing);
+
+ return ipmi_si_add_smi(&io);
+}
+
+static void ipmi_ls2k_remove(struct platform_device *pdev)
+{
+ ipmi_si_remove_by_dev(&pdev->dev);
+}
+
+struct platform_driver ipmi_ls2k_platform_driver = {
+ .driver = {
+ .name = "ls2k-ipmi-si",
+ },
+ .probe = ipmi_ls2k_probe,
+ .remove = ipmi_ls2k_remove,
+};
+
+void ipmi_si_ls2k_init(void)
+{
+ platform_driver_register(&ipmi_ls2k_platform_driver);
+ ls2k_registered = true;
+}
+
+void ipmi_si_ls2k_shutdown(void)
+{
+ if (ls2k_registered)
+ platform_driver_unregister(&ipmi_ls2k_platform_driver);
+}
diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c
index 1bc42830444d..ef1582a029f4 100644
--- a/drivers/char/ipmi/ipmi_ssif.c
+++ b/drivers/char/ipmi/ipmi_ssif.c
@@ -1068,8 +1068,7 @@ static void start_next_msg(struct ssif_info *ssif_info, unsigned long *flags)
}
}
-static void sender(void *send_info,
- struct ipmi_smi_msg *msg)
+static int sender(void *send_info, struct ipmi_smi_msg *msg)
{
struct ssif_info *ssif_info = send_info;
unsigned long oflags, *flags;
@@ -1084,11 +1083,10 @@ static void sender(void *send_info,
struct timespec64 t;
ktime_get_real_ts64(&t);
- dev_dbg(&ssif_info->client->dev,
- "**Enqueue %02x %02x: %lld.%6.6ld\n",
- msg->data[0], msg->data[1],
- (long long)t.tv_sec, (long)t.tv_nsec / NSEC_PER_USEC);
+ dev_dbg(&ssif_info->client->dev, "**Enqueue %02x %02x: %ptSp\n",
+ msg->data[0], msg->data[1], &t);
}
+ return IPMI_CC_NO_ERROR;
}
static int get_smi_info(void *send_info, struct ipmi_smi_info *data)
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 48839958b0b1..52039fae1594 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -304,13 +304,13 @@ static unsigned zero_mmap_capabilities(struct file *file)
}
/* can't do an in-place private mapping if there's no MMU */
-static inline int private_mapping_ok(struct vm_area_struct *vma)
+static inline int private_mapping_ok(struct vm_area_desc *desc)
{
- return is_nommu_shared_mapping(vma->vm_flags);
+ return is_nommu_shared_mapping(desc->vm_flags);
}
#else
-static inline int private_mapping_ok(struct vm_area_struct *vma)
+static inline int private_mapping_ok(struct vm_area_desc *desc)
{
return 1;
}
@@ -322,46 +322,49 @@ static const struct vm_operations_struct mmap_mem_ops = {
#endif
};
-static int mmap_mem(struct file *file, struct vm_area_struct *vma)
+static int mmap_filter_error(int err)
{
- size_t size = vma->vm_end - vma->vm_start;
- phys_addr_t offset = (phys_addr_t)vma->vm_pgoff << PAGE_SHIFT;
+ return -EAGAIN;
+}
+
+static int mmap_mem_prepare(struct vm_area_desc *desc)
+{
+ struct file *file = desc->file;
+ const size_t size = vma_desc_size(desc);
+ const phys_addr_t offset = (phys_addr_t)desc->pgoff << PAGE_SHIFT;
/* Does it even fit in phys_addr_t? */
- if (offset >> PAGE_SHIFT != vma->vm_pgoff)
+ if (offset >> PAGE_SHIFT != desc->pgoff)
return -EINVAL;
/* It's illegal to wrap around the end of the physical address space. */
if (offset + (phys_addr_t)size - 1 < offset)
return -EINVAL;
- if (!valid_mmap_phys_addr_range(vma->vm_pgoff, size))
+ if (!valid_mmap_phys_addr_range(desc->pgoff, size))
return -EINVAL;
- if (!private_mapping_ok(vma))
+ if (!private_mapping_ok(desc))
return -ENOSYS;
- if (!range_is_allowed(vma->vm_pgoff, size))
+ if (!range_is_allowed(desc->pgoff, size))
return -EPERM;
- if (!phys_mem_access_prot_allowed(file, vma->vm_pgoff, size,
- &vma->vm_page_prot))
+ if (!phys_mem_access_prot_allowed(file, desc->pgoff, size,
+ &desc->page_prot))
return -EINVAL;
- vma->vm_page_prot = phys_mem_access_prot(file, vma->vm_pgoff,
- size,
- vma->vm_page_prot);
+ desc->page_prot = phys_mem_access_prot(file, desc->pgoff,
+ size,
+ desc->page_prot);
- vma->vm_ops = &mmap_mem_ops;
+ desc->vm_ops = &mmap_mem_ops;
+
+ /* Remap-pfn-range will mark the range VM_IO. */
+ mmap_action_remap_full(desc, desc->pgoff);
+ /* We filter remap errors to -EAGAIN. */
+ desc->action.error_hook = mmap_filter_error;
- /* Remap-pfn-range will mark the range VM_IO */
- if (remap_pfn_range(vma,
- vma->vm_start,
- vma->vm_pgoff,
- size,
- vma->vm_page_prot)) {
- return -EAGAIN;
- }
return 0;
}
@@ -501,38 +504,64 @@ static ssize_t read_zero(struct file *file, char __user *buf,
return cleared;
}
-static int mmap_zero(struct file *file, struct vm_area_struct *vma)
+static int mmap_zero_private_success(const struct vm_area_struct *vma)
+{
+ /*
+ * This is a highly unique situation where we mark a MAP_PRIVATE mapping
+ * of /dev/zero anonymous, despite it not being.
+ */
+ vma_set_anonymous((struct vm_area_struct *)vma);
+
+ return 0;
+}
+
+static int mmap_zero_prepare(struct vm_area_desc *desc)
{
#ifndef CONFIG_MMU
return -ENOSYS;
#endif
- if (vma->vm_flags & VM_SHARED)
- return shmem_zero_setup(vma);
- vma_set_anonymous(vma);
+ if (desc->vm_flags & VM_SHARED)
+ return shmem_zero_setup_desc(desc);
+
+ desc->action.success_hook = mmap_zero_private_success;
return 0;
}
+#ifndef CONFIG_MMU
+static unsigned long get_unmapped_area_zero(struct file *file,
+ unsigned long addr, unsigned long len,
+ unsigned long pgoff, unsigned long flags)
+{
+ return -ENOSYS;
+}
+#else
static unsigned long get_unmapped_area_zero(struct file *file,
unsigned long addr, unsigned long len,
unsigned long pgoff, unsigned long flags)
{
-#ifdef CONFIG_MMU
if (flags & MAP_SHARED) {
/*
- * mmap_zero() will call shmem_zero_setup() to create a file,
- * so use shmem's get_unmapped_area in case it can be huge;
- * and pass NULL for file as in mmap.c's get_unmapped_area(),
- * so as not to confuse shmem with our handle on "/dev/zero".
+ * mmap_zero_prepare() will call shmem_zero_setup() to create a
+ * file, so use shmem's get_unmapped_area in case it can be
+ * huge; and pass NULL for file as in mmap.c's
+ * get_unmapped_area(), so as not to confuse shmem with our
+ * handle on "/dev/zero".
*/
return shmem_get_unmapped_area(NULL, addr, len, pgoff, flags);
}
- /* Otherwise flags & MAP_PRIVATE: with no shmem object beneath it */
- return mm_get_unmapped_area(current->mm, file, addr, len, pgoff, flags);
+ /*
+ * Otherwise flags & MAP_PRIVATE: with no shmem object beneath it,
+ * attempt to map aligned to huge page size if possible, otherwise we
+ * fall back to system page size mappings.
+ */
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+ return thp_get_unmapped_area(file, addr, len, pgoff, flags);
#else
- return -ENOSYS;
+ return mm_get_unmapped_area(file, addr, len, pgoff, flags);
#endif
}
+#endif /* CONFIG_MMU */
static ssize_t write_full(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
@@ -619,7 +648,7 @@ static const struct file_operations __maybe_unused mem_fops = {
.llseek = memory_lseek,
.read = read_mem,
.write = write_mem,
- .mmap = mmap_mem,
+ .mmap_prepare = mmap_mem_prepare,
.open = open_mem,
#ifndef CONFIG_MMU
.get_unmapped_area = get_unmapped_area_mem,
@@ -655,7 +684,7 @@ static const struct file_operations zero_fops = {
.write_iter = write_iter_zero,
.splice_read = copy_splice_read,
.splice_write = splice_write_zero,
- .mmap = mmap_zero,
+ .mmap_prepare = mmap_zero_prepare,
.get_unmapped_area = get_unmapped_area_zero,
#ifndef CONFIG_MMU
.mmap_capabilities = zero_mmap_capabilities,
diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index 558302a64dd9..726516fb0a3b 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -132,7 +132,8 @@ static int misc_open(struct inode *inode, struct file *file)
break;
}
- if (!new_fops) {
+ /* Only request module for fixed minor code */
+ if (!new_fops && minor < MISC_DYNAMIC_MINOR) {
mutex_unlock(&misc_mtx);
request_module("char-major-%d-%d", MISC_MAJOR, minor);
mutex_lock(&misc_mtx);
@@ -144,10 +145,11 @@ static int misc_open(struct inode *inode, struct file *file)
new_fops = fops_get(iter->fops);
break;
}
- if (!new_fops)
- goto fail;
}
+ if (!new_fops)
+ goto fail;
+
/*
* Place the miscdevice in the file's
* private_data so it can be used by the
@@ -210,6 +212,12 @@ int misc_register(struct miscdevice *misc)
int err = 0;
bool is_dynamic = (misc->minor == MISC_DYNAMIC_MINOR);
+ if (misc->minor > MISC_DYNAMIC_MINOR) {
+ pr_err("Invalid fixed minor %d for miscdevice '%s'\n",
+ misc->minor, misc->name);
+ return -EINVAL;
+ }
+
INIT_LIST_HEAD(&misc->list);
mutex_lock(&misc_mtx);
@@ -275,13 +283,12 @@ EXPORT_SYMBOL(misc_register);
void misc_deregister(struct miscdevice *misc)
{
- if (WARN_ON(list_empty(&misc->list)))
- return;
-
mutex_lock(&misc_mtx);
- list_del(&misc->list);
+ list_del_init(&misc->list);
device_destroy(&misc_class, MKDEV(MISC_MAJOR, misc->minor));
misc_minor_free(misc->minor);
+ if (misc->minor > MISC_DYNAMIC_MINOR)
+ misc->minor = MISC_DYNAMIC_MINOR;
mutex_unlock(&misc_mtx);
}
EXPORT_SYMBOL(misc_deregister);
diff --git a/drivers/misc/misc_minor_kunit.c b/drivers/char/misc_minor_kunit.c
index 30eceac5f1b6..6fc8b05169c5 100644
--- a/drivers/misc/misc_minor_kunit.c
+++ b/drivers/char/misc_minor_kunit.c
@@ -7,12 +7,6 @@
#include <linux/file.h>
#include <linux/init_syscalls.h>
-/* dynamic minor (2) */
-static struct miscdevice dev_dynamic_minor = {
- .minor = 2,
- .name = "dev_dynamic_minor",
-};
-
/* static minor (LCD_MINOR) */
static struct miscdevice dev_static_minor = {
.minor = LCD_MINOR,
@@ -25,16 +19,6 @@ static struct miscdevice dev_misc_dynamic_minor = {
.name = "dev_misc_dynamic_minor",
};
-static void kunit_dynamic_minor(struct kunit *test)
-{
- int ret;
-
- ret = misc_register(&dev_dynamic_minor);
- KUNIT_EXPECT_EQ(test, 0, ret);
- KUNIT_EXPECT_EQ(test, 2, dev_dynamic_minor.minor);
- misc_deregister(&dev_dynamic_minor);
-}
-
static void kunit_static_minor(struct kunit *test)
{
int ret;
@@ -157,13 +141,7 @@ static bool is_valid_dynamic_minor(int minor)
{
if (minor < 0)
return false;
- if (minor == MISC_DYNAMIC_MINOR)
- return false;
- if (minor >= 0 && minor <= 15)
- return false;
- if (minor >= 128 && minor < MISC_DYNAMIC_MINOR)
- return false;
- return true;
+ return minor > MISC_DYNAMIC_MINOR;
}
static int miscdev_test_open(struct inode *inode, struct file *file)
@@ -557,7 +535,7 @@ static void __init miscdev_test_conflict(struct kunit *test)
*/
miscstat.minor = miscdyn.minor;
ret = misc_register(&miscstat);
- KUNIT_EXPECT_EQ(test, ret, -EBUSY);
+ KUNIT_EXPECT_EQ(test, ret, -EINVAL);
if (ret == 0)
misc_deregister(&miscstat);
@@ -590,8 +568,9 @@ static void __init miscdev_test_conflict_reverse(struct kunit *test)
misc_deregister(&miscdyn);
ret = misc_register(&miscstat);
- KUNIT_EXPECT_EQ(test, ret, 0);
- KUNIT_EXPECT_EQ(test, miscstat.minor, miscdyn.minor);
+ KUNIT_EXPECT_EQ(test, ret, -EINVAL);
+ if (ret == 0)
+ misc_deregister(&miscstat);
/*
* Try to register a dynamic minor after registering a static minor
@@ -601,25 +580,81 @@ static void __init miscdev_test_conflict_reverse(struct kunit *test)
miscdyn.minor = MISC_DYNAMIC_MINOR;
ret = misc_register(&miscdyn);
KUNIT_EXPECT_EQ(test, ret, 0);
- KUNIT_EXPECT_NE(test, miscdyn.minor, miscstat.minor);
+ KUNIT_EXPECT_EQ(test, miscdyn.minor, miscstat.minor);
KUNIT_EXPECT_TRUE(test, is_valid_dynamic_minor(miscdyn.minor));
if (ret == 0)
misc_deregister(&miscdyn);
+}
- miscdev_test_can_open(test, &miscstat);
+/* Take minor(> MISC_DYNAMIC_MINOR) as invalid when register miscdevice */
+static void miscdev_test_invalid_input(struct kunit *test)
+{
+ struct miscdevice misc_test = {
+ .minor = MISC_DYNAMIC_MINOR + 1,
+ .name = "misc_test",
+ .fops = &miscdev_test_fops,
+ };
+ int ret;
- misc_deregister(&miscstat);
+ ret = misc_register(&misc_test);
+ KUNIT_EXPECT_EQ(test, ret, -EINVAL);
+ if (ret == 0)
+ misc_deregister(&misc_test);
+}
+
+/*
+ * Verify if @miscdyn_a can still be registered successfully without
+ * reinitialization even if its minor ever owned was requested by
+ * another miscdevice such as @miscdyn_b.
+ */
+static void miscdev_test_dynamic_reentry(struct kunit *test)
+{
+ struct miscdevice miscdyn_a = {
+ .name = "miscdyn_a",
+ .minor = MISC_DYNAMIC_MINOR,
+ .fops = &miscdev_test_fops,
+ };
+ struct miscdevice miscdyn_b = {
+ .name = "miscdyn_b",
+ .minor = MISC_DYNAMIC_MINOR,
+ .fops = &miscdev_test_fops,
+ };
+ int ret, minor_a;
+
+ ret = misc_register(&miscdyn_a);
+ KUNIT_ASSERT_EQ(test, ret, 0);
+ KUNIT_EXPECT_TRUE(test, is_valid_dynamic_minor(miscdyn_a.minor));
+ minor_a = miscdyn_a.minor;
+ if (ret != 0)
+ return;
+ misc_deregister(&miscdyn_a);
+
+ ret = misc_register(&miscdyn_b);
+ KUNIT_ASSERT_EQ(test, ret, 0);
+ KUNIT_EXPECT_EQ(test, miscdyn_b.minor, minor_a);
+ if (ret != 0)
+ return;
+
+ ret = misc_register(&miscdyn_a);
+ KUNIT_ASSERT_EQ(test, ret, 0);
+ KUNIT_EXPECT_TRUE(test, is_valid_dynamic_minor(miscdyn_a.minor));
+ KUNIT_EXPECT_NE(test, miscdyn_a.minor, miscdyn_b.minor);
+ if (ret == 0)
+ misc_deregister(&miscdyn_a);
+
+ misc_deregister(&miscdyn_b);
}
static struct kunit_case test_cases[] = {
- KUNIT_CASE(kunit_dynamic_minor),
KUNIT_CASE(kunit_static_minor),
KUNIT_CASE(kunit_misc_dynamic_minor),
+ KUNIT_CASE(miscdev_test_invalid_input),
KUNIT_CASE_PARAM(miscdev_test_twice, miscdev_gen_params),
KUNIT_CASE_PARAM(miscdev_test_duplicate_minor, miscdev_gen_params),
KUNIT_CASE(miscdev_test_duplicate_name),
KUNIT_CASE(miscdev_test_duplicate_name_leak),
KUNIT_CASE_PARAM(miscdev_test_duplicate_error, miscdev_gen_params),
+ KUNIT_CASE(miscdev_test_dynamic_reentry),
{}
};
diff --git a/drivers/char/mwave/3780i.c b/drivers/char/mwave/3780i.c
index 4a8937f80570..90f93cefb21c 100644
--- a/drivers/char/mwave/3780i.c
+++ b/drivers/char/mwave/3780i.c
@@ -46,6 +46,8 @@
* First release to the public
*/
+#define pr_fmt(fmt) "3780i: " fmt
+
#include <linux/kernel.h>
#include <linux/unistd.h>
#include <linux/delay.h>
@@ -75,18 +77,12 @@ unsigned short dsp3780I_ReadMsaCfg(unsigned short usDspBaseIO,
unsigned long flags;
unsigned short val;
- PRINTK_3(TRACE_3780I,
- "3780i::dsp3780I_ReadMsaCfg entry usDspBaseIO %x ulMsaAddr %lx\n",
- usDspBaseIO, ulMsaAddr);
-
spin_lock_irqsave(&dsp_lock, flags);
OutWordDsp(DSP_MsaAddrLow, (unsigned short) ulMsaAddr);
OutWordDsp(DSP_MsaAddrHigh, (unsigned short) (ulMsaAddr >> 16));
val = InWordDsp(DSP_MsaDataDSISHigh);
spin_unlock_irqrestore(&dsp_lock, flags);
- PRINTK_2(TRACE_3780I, "3780i::dsp3780I_ReadMsaCfg exit val %x\n", val);
-
return val;
}
@@ -95,10 +91,6 @@ void dsp3780I_WriteMsaCfg(unsigned short usDspBaseIO,
{
unsigned long flags;
- PRINTK_4(TRACE_3780I,
- "3780i::dsp3780i_WriteMsaCfg entry usDspBaseIO %x ulMsaAddr %lx usValue %x\n",
- usDspBaseIO, ulMsaAddr, usValue);
-
spin_lock_irqsave(&dsp_lock, flags);
OutWordDsp(DSP_MsaAddrLow, (unsigned short) ulMsaAddr);
OutWordDsp(DSP_MsaAddrHigh, (unsigned short) (ulMsaAddr >> 16));
@@ -112,64 +104,18 @@ static void dsp3780I_WriteGenCfg(unsigned short usDspBaseIO, unsigned uIndex,
DSP_ISA_SLAVE_CONTROL rSlaveControl;
DSP_ISA_SLAVE_CONTROL rSlaveControl_Save;
-
- PRINTK_4(TRACE_3780I,
- "3780i::dsp3780i_WriteGenCfg entry usDspBaseIO %x uIndex %x ucValue %x\n",
- usDspBaseIO, uIndex, ucValue);
-
MKBYTE(rSlaveControl) = InByteDsp(DSP_IsaSlaveControl);
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780i_WriteGenCfg rSlaveControl %x\n",
- MKBYTE(rSlaveControl));
-
rSlaveControl_Save = rSlaveControl;
rSlaveControl.ConfigMode = true;
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780i_WriteGenCfg entry rSlaveControl+ConfigMode %x\n",
- MKBYTE(rSlaveControl));
-
OutByteDsp(DSP_IsaSlaveControl, MKBYTE(rSlaveControl));
OutByteDsp(DSP_ConfigAddress, (unsigned char) uIndex);
OutByteDsp(DSP_ConfigData, ucValue);
OutByteDsp(DSP_IsaSlaveControl, MKBYTE(rSlaveControl_Save));
-
- PRINTK_1(TRACE_3780I, "3780i::dsp3780i_WriteGenCfg exit\n");
-
-
}
-#if 0
-unsigned char dsp3780I_ReadGenCfg(unsigned short usDspBaseIO,
- unsigned uIndex)
-{
- DSP_ISA_SLAVE_CONTROL rSlaveControl;
- DSP_ISA_SLAVE_CONTROL rSlaveControl_Save;
- unsigned char ucValue;
-
-
- PRINTK_3(TRACE_3780I,
- "3780i::dsp3780i_ReadGenCfg entry usDspBaseIO %x uIndex %x\n",
- usDspBaseIO, uIndex);
-
- MKBYTE(rSlaveControl) = InByteDsp(DSP_IsaSlaveControl);
- rSlaveControl_Save = rSlaveControl;
- rSlaveControl.ConfigMode = true;
- OutByteDsp(DSP_IsaSlaveControl, MKBYTE(rSlaveControl));
- OutByteDsp(DSP_ConfigAddress, (unsigned char) uIndex);
- ucValue = InByteDsp(DSP_ConfigData);
- OutByteDsp(DSP_IsaSlaveControl, MKBYTE(rSlaveControl_Save));
-
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780i_ReadGenCfg exit ucValue %x\n", ucValue);
-
-
- return ucValue;
-}
-#endif /* 0 */
-
-int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
+int dsp3780I_EnableDSP(struct dsp_3780i_config_settings *pSettings,
unsigned short *pIrqMap,
unsigned short *pDmaMap)
{
@@ -191,25 +137,13 @@ int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
DSP_CLOCK_CONTROL_2 rClockControl2;
DSP_ISA_SLAVE_CONTROL rSlaveControl;
DSP_HBRIDGE_CONTROL rHBridgeControl;
- unsigned short ChipID = 0;
unsigned short tval;
-
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780I_EnableDSP entry pSettings->bDSPEnabled %x\n",
- pSettings->bDSPEnabled);
-
-
if (!pSettings->bDSPEnabled) {
- PRINTK_ERROR( KERN_ERR "3780i::dsp3780I_EnableDSP: Error: DSP not enabled. Aborting.\n" );
+ pr_err("%s: Error: DSP not enabled. Aborting.\n", __func__);
return -EIO;
}
-
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780i_EnableDSP entry pSettings->bModemEnabled %x\n",
- pSettings->bModemEnabled);
-
if (pSettings->bModemEnabled) {
rUartCfg1.Reserved = rUartCfg2.Reserved = 0;
rUartCfg1.IrqActiveLow = pSettings->bUartIrqActiveLow;
@@ -282,23 +216,10 @@ int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
rSlaveControl.ConfigMode = false;
rSlaveControl.Reserved = 0;
- PRINTK_4(TRACE_3780I,
- "3780i::dsp3780i_EnableDSP usDspBaseIO %x index %x taddr %x\n",
- usDspBaseIO, DSP_IsaSlaveControl,
- usDspBaseIO + DSP_IsaSlaveControl);
-
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780i_EnableDSP rSlaveContrl %x\n",
- MKWORD(rSlaveControl));
-
spin_lock_irqsave(&dsp_lock, flags);
OutWordDsp(DSP_IsaSlaveControl, MKWORD(rSlaveControl));
MKWORD(tval) = InWordDsp(DSP_IsaSlaveControl);
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780i_EnableDSP rSlaveControl 2 %x\n", tval);
-
-
for (i = 0; i < 11; i++)
udelay(2000);
@@ -307,10 +228,6 @@ int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
MKWORD(tval) = InWordDsp(DSP_IsaSlaveControl);
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780i_EnableDSP rSlaveControl 3 %x\n", tval);
-
-
/* Program our general configuration registers */
WriteGenCfg(DSP_HBridgeCfg1Index, MKBYTE(rHBridgeCfg1));
WriteGenCfg(DSP_HBridgeCfg2Index, MKBYTE(rHBridgeCfg2));
@@ -331,10 +248,6 @@ int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
rHBridgeControl.IoAutoInc = false;
rHBridgeControl.DiagnosticMode = false;
- PRINTK_3(TRACE_3780I,
- "3780i::dsp3780i_EnableDSP DSP_HBridgeControl %x rHBridgeControl %x\n",
- DSP_HBridgeControl, MKWORD(rHBridgeControl));
-
OutWordDsp(DSP_HBridgeControl, MKWORD(rHBridgeControl));
spin_unlock_irqrestore(&dsp_lock, flags);
WriteMsaCfg(DSP_LBusTimeoutDisable, MKWORD(rLBusTimeoutDisable));
@@ -342,24 +255,17 @@ int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
WriteMsaCfg(DSP_ClockControl_2, MKWORD(rClockControl2));
WriteMsaCfg(DSP_ChipReset, MKWORD(rChipReset));
- ChipID = ReadMsaCfg(DSP_ChipID);
-
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780I_EnableDSP exiting bRC=true, ChipID %x\n",
- ChipID);
+ ReadMsaCfg(DSP_ChipID);
return 0;
}
-int dsp3780I_DisableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings)
+int dsp3780I_DisableDSP(struct dsp_3780i_config_settings *pSettings)
{
unsigned long flags;
unsigned short usDspBaseIO = pSettings->usDspBaseIO;
DSP_ISA_SLAVE_CONTROL rSlaveControl;
-
- PRINTK_1(TRACE_3780I, "3780i::dsp3780i_DisableDSP entry\n");
-
rSlaveControl.ClockControl = 0;
rSlaveControl.SoftReset = true;
rSlaveControl.ConfigMode = false;
@@ -375,29 +281,20 @@ int dsp3780I_DisableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings)
udelay(5);
-
- PRINTK_1(TRACE_3780I, "3780i::dsp3780i_DisableDSP exit\n");
-
return 0;
}
-int dsp3780I_Reset(DSP_3780I_CONFIG_SETTINGS * pSettings)
+int dsp3780I_Reset(struct dsp_3780i_config_settings *pSettings)
{
unsigned long flags;
unsigned short usDspBaseIO = pSettings->usDspBaseIO;
DSP_BOOT_DOMAIN rBootDomain;
DSP_HBRIDGE_CONTROL rHBridgeControl;
-
- PRINTK_1(TRACE_3780I, "3780i::dsp3780i_Reset entry\n");
-
spin_lock_irqsave(&dsp_lock, flags);
/* Mask DSP to PC interrupt */
MKWORD(rHBridgeControl) = InWordDsp(DSP_HBridgeControl);
- PRINTK_2(TRACE_3780I, "3780i::dsp3780i_Reset rHBridgeControl %x\n",
- MKWORD(rHBridgeControl));
-
rHBridgeControl.EnableDspInt = false;
OutWordDsp(DSP_HBridgeControl, MKWORD(rHBridgeControl));
spin_unlock_irqrestore(&dsp_lock, flags);
@@ -408,9 +305,6 @@ int dsp3780I_Reset(DSP_3780I_CONFIG_SETTINGS * pSettings)
rBootDomain.NMI = true;
rBootDomain.Reserved = 0;
- PRINTK_2(TRACE_3780I, "3780i::dsp3780i_Reset rBootDomain %x\n",
- MKWORD(rBootDomain));
-
WriteMsaCfg(DSP_MspBootDomain, MKWORD(rBootDomain));
/* Reset all the chiplets and then reactivate them */
@@ -419,24 +313,17 @@ int dsp3780I_Reset(DSP_3780I_CONFIG_SETTINGS * pSettings)
WriteMsaCfg(DSP_ChipReset,
(unsigned short) (~pSettings->usChipletEnable));
-
- PRINTK_1(TRACE_3780I, "3780i::dsp3780i_Reset exit bRC=0\n");
-
return 0;
}
-int dsp3780I_Run(DSP_3780I_CONFIG_SETTINGS * pSettings)
+int dsp3780I_Run(struct dsp_3780i_config_settings *pSettings)
{
unsigned long flags;
unsigned short usDspBaseIO = pSettings->usDspBaseIO;
DSP_BOOT_DOMAIN rBootDomain;
DSP_HBRIDGE_CONTROL rHBridgeControl;
-
- PRINTK_1(TRACE_3780I, "3780i::dsp3780i_Run entry\n");
-
-
/* Transition the core to a running state */
rBootDomain.ResetCore = true;
rBootDomain.Halt = false;
@@ -459,15 +346,9 @@ int dsp3780I_Run(DSP_3780I_CONFIG_SETTINGS * pSettings)
MKWORD(rHBridgeControl) = InWordDsp(DSP_HBridgeControl);
rHBridgeControl.EnableDspInt = true;
- PRINTK_2(TRACE_3780I, "3780i::dsp3780i_Run rHBridgeControl %x\n",
- MKWORD(rHBridgeControl));
-
OutWordDsp(DSP_HBridgeControl, MKWORD(rHBridgeControl));
spin_unlock_irqrestore(&dsp_lock, flags);
-
- PRINTK_1(TRACE_3780I, "3780i::dsp3780i_Run exit bRC=true\n");
-
return 0;
}
@@ -479,12 +360,6 @@ int dsp3780I_ReadDStore(unsigned short usDspBaseIO, void __user *pvBuffer,
unsigned short __user *pusBuffer = pvBuffer;
unsigned short val;
-
- PRINTK_5(TRACE_3780I,
- "3780i::dsp3780I_ReadDStore entry usDspBaseIO %x, pusBuffer %p, uCount %x, ulDSPAddr %lx\n",
- usDspBaseIO, pusBuffer, uCount, ulDSPAddr);
-
-
/* Set the initial MSA address. No adjustments need to be made to data store addresses */
spin_lock_irqsave(&dsp_lock, flags);
OutWordDsp(DSP_MsaAddrLow, (unsigned short) ulDSPAddr);
@@ -499,17 +374,9 @@ int dsp3780I_ReadDStore(unsigned short usDspBaseIO, void __user *pvBuffer,
if(put_user(val, pusBuffer++))
return -EFAULT;
- PRINTK_3(TRACE_3780I,
- "3780I::dsp3780I_ReadDStore uCount %x val %x\n",
- uCount, val);
-
PaceMsaAccess(usDspBaseIO);
}
-
- PRINTK_1(TRACE_3780I,
- "3780I::dsp3780I_ReadDStore exit bRC=true\n");
-
return 0;
}
@@ -521,12 +388,6 @@ int dsp3780I_ReadAndClearDStore(unsigned short usDspBaseIO,
unsigned short __user *pusBuffer = pvBuffer;
unsigned short val;
-
- PRINTK_5(TRACE_3780I,
- "3780i::dsp3780I_ReadAndDStore entry usDspBaseIO %x, pusBuffer %p, uCount %x, ulDSPAddr %lx\n",
- usDspBaseIO, pusBuffer, uCount, ulDSPAddr);
-
-
/* Set the initial MSA address. No adjustments need to be made to data store addresses */
spin_lock_irqsave(&dsp_lock, flags);
OutWordDsp(DSP_MsaAddrLow, (unsigned short) ulDSPAddr);
@@ -541,17 +402,9 @@ int dsp3780I_ReadAndClearDStore(unsigned short usDspBaseIO,
if(put_user(val, pusBuffer++))
return -EFAULT;
- PRINTK_3(TRACE_3780I,
- "3780I::dsp3780I_ReadAndCleanDStore uCount %x val %x\n",
- uCount, val);
-
PaceMsaAccess(usDspBaseIO);
}
-
- PRINTK_1(TRACE_3780I,
- "3780I::dsp3780I_ReadAndClearDStore exit bRC=true\n");
-
return 0;
}
@@ -562,12 +415,6 @@ int dsp3780I_WriteDStore(unsigned short usDspBaseIO, void __user *pvBuffer,
unsigned long flags;
unsigned short __user *pusBuffer = pvBuffer;
-
- PRINTK_5(TRACE_3780I,
- "3780i::dsp3780D_WriteDStore entry usDspBaseIO %x, pusBuffer %p, uCount %x, ulDSPAddr %lx\n",
- usDspBaseIO, pusBuffer, uCount, ulDSPAddr);
-
-
/* Set the initial MSA address. No adjustments need to be made to data store addresses */
spin_lock_irqsave(&dsp_lock, flags);
OutWordDsp(DSP_MsaAddrLow, (unsigned short) ulDSPAddr);
@@ -583,17 +430,9 @@ int dsp3780I_WriteDStore(unsigned short usDspBaseIO, void __user *pvBuffer,
OutWordDsp(DSP_MsaDataDSISHigh, val);
spin_unlock_irqrestore(&dsp_lock, flags);
- PRINTK_3(TRACE_3780I,
- "3780I::dsp3780I_WriteDStore uCount %x val %x\n",
- uCount, val);
-
PaceMsaAccess(usDspBaseIO);
}
-
- PRINTK_1(TRACE_3780I,
- "3780I::dsp3780D_WriteDStore exit bRC=true\n");
-
return 0;
}
@@ -604,10 +443,6 @@ int dsp3780I_ReadIStore(unsigned short usDspBaseIO, void __user *pvBuffer,
unsigned long flags;
unsigned short __user *pusBuffer = pvBuffer;
- PRINTK_5(TRACE_3780I,
- "3780i::dsp3780I_ReadIStore entry usDspBaseIO %x, pusBuffer %p, uCount %x, ulDSPAddr %lx\n",
- usDspBaseIO, pusBuffer, uCount, ulDSPAddr);
-
/*
* Set the initial MSA address. To convert from an instruction store
* address to an MSA address
@@ -631,17 +466,10 @@ int dsp3780I_ReadIStore(unsigned short usDspBaseIO, void __user *pvBuffer,
if(put_user(val_hi, pusBuffer++))
return -EFAULT;
- PRINTK_4(TRACE_3780I,
- "3780I::dsp3780I_ReadIStore uCount %x val_lo %x val_hi %x\n",
- uCount, val_lo, val_hi);
-
PaceMsaAccess(usDspBaseIO);
}
- PRINTK_1(TRACE_3780I,
- "3780I::dsp3780I_ReadIStore exit bRC=true\n");
-
return 0;
}
@@ -652,11 +480,6 @@ int dsp3780I_WriteIStore(unsigned short usDspBaseIO, void __user *pvBuffer,
unsigned long flags;
unsigned short __user *pusBuffer = pvBuffer;
- PRINTK_5(TRACE_3780I,
- "3780i::dsp3780I_WriteIStore entry usDspBaseIO %x, pusBuffer %p, uCount %x, ulDSPAddr %lx\n",
- usDspBaseIO, pusBuffer, uCount, ulDSPAddr);
-
-
/*
* Set the initial MSA address. To convert from an instruction store
* address to an MSA address
@@ -680,17 +503,9 @@ int dsp3780I_WriteIStore(unsigned short usDspBaseIO, void __user *pvBuffer,
OutWordDsp(DSP_MsaDataDSISHigh, val_hi);
spin_unlock_irqrestore(&dsp_lock, flags);
- PRINTK_4(TRACE_3780I,
- "3780I::dsp3780I_WriteIStore uCount %x val_lo %x val_hi %x\n",
- uCount, val_lo, val_hi);
-
PaceMsaAccess(usDspBaseIO);
-
}
- PRINTK_1(TRACE_3780I,
- "3780I::dsp3780I_WriteIStore exit bRC=true\n");
-
return 0;
}
@@ -700,12 +515,6 @@ int dsp3780I_GetIPCSource(unsigned short usDspBaseIO,
{
unsigned long flags;
DSP_HBRIDGE_CONTROL rHBridgeControl;
- unsigned short temp;
-
-
- PRINTK_3(TRACE_3780I,
- "3780i::dsp3780I_GetIPCSource entry usDspBaseIO %x pusIPCSource %p\n",
- usDspBaseIO, pusIPCSource);
/*
* Disable DSP to PC interrupts, read the interrupt register,
@@ -717,22 +526,11 @@ int dsp3780I_GetIPCSource(unsigned short usDspBaseIO,
OutWordDsp(DSP_HBridgeControl, MKWORD(rHBridgeControl));
*pusIPCSource = InWordDsp(DSP_Interrupt);
- temp = (unsigned short) ~(*pusIPCSource);
-
- PRINTK_3(TRACE_3780I,
- "3780i::dsp3780I_GetIPCSource, usIPCSource %x ~ %x\n",
- *pusIPCSource, temp);
-
OutWordDsp(DSP_Interrupt, (unsigned short) ~(*pusIPCSource));
rHBridgeControl.EnableDspInt = true;
OutWordDsp(DSP_HBridgeControl, MKWORD(rHBridgeControl));
spin_unlock_irqrestore(&dsp_lock, flags);
-
- PRINTK_2(TRACE_3780I,
- "3780i::dsp3780I_GetIPCSource exit usIPCSource %x\n",
- *pusIPCSource);
-
return 0;
}
diff --git a/drivers/char/mwave/3780i.h b/drivers/char/mwave/3780i.h
index 95164246afd1..53dafceb20e0 100644
--- a/drivers/char/mwave/3780i.h
+++ b/drivers/char/mwave/3780i.h
@@ -261,7 +261,7 @@ typedef struct {
* the only values maintained by the 3780i support layer are the saved UART
* registers.
*/
-typedef struct _DSP_3780I_CONFIG_SETTINGS {
+struct dsp_3780i_config_settings {
/* Location of base configuration register */
unsigned short usBaseConfigIO;
@@ -313,16 +313,16 @@ typedef struct _DSP_3780I_CONFIG_SETTINGS {
unsigned char ucSCR; /* Scratch register */
unsigned char ucDLL; /* Divisor latch, low byte */
unsigned char ucDLM; /* Divisor latch, high byte */
-} DSP_3780I_CONFIG_SETTINGS;
+};
/* 3780i support functions */
-int dsp3780I_EnableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings,
+int dsp3780I_EnableDSP(struct dsp_3780i_config_settings *pSettings,
unsigned short *pIrqMap,
unsigned short *pDmaMap);
-int dsp3780I_DisableDSP(DSP_3780I_CONFIG_SETTINGS * pSettings);
-int dsp3780I_Reset(DSP_3780I_CONFIG_SETTINGS * pSettings);
-int dsp3780I_Run(DSP_3780I_CONFIG_SETTINGS * pSettings);
+int dsp3780I_DisableDSP(struct dsp_3780i_config_settings *pSettings);
+int dsp3780I_Reset(struct dsp_3780i_config_settings *pSettings);
+int dsp3780I_Run(struct dsp_3780i_config_settings *pSettings);
int dsp3780I_ReadDStore(unsigned short usDspBaseIO, void __user *pvBuffer,
unsigned uCount, unsigned long ulDSPAddr);
int dsp3780I_ReadAndClearDStore(unsigned short usDspBaseIO,
diff --git a/drivers/char/mwave/Makefile b/drivers/char/mwave/Makefile
index a24fe96e3c96..e56c1a375535 100644
--- a/drivers/char/mwave/Makefile
+++ b/drivers/char/mwave/Makefile
@@ -8,9 +8,3 @@
obj-$(CONFIG_MWAVE) += mwave.o
mwave-y := mwavedd.o smapi.o tp3780i.o 3780i.o
-
-# To have the mwave driver disable other uarts if necessary
-# ccflags-y := -DMWAVE_FUTZ_WITH_OTHER_DEVICES
-
-# To compile in lots (~20 KiB) of run-time enablable printk()s for debugging:
-ccflags-y += -DMW_TRACE
diff --git a/drivers/char/mwave/README b/drivers/char/mwave/README
index c2a58f428bc8..6224aa814c62 100644
--- a/drivers/char/mwave/README
+++ b/drivers/char/mwave/README
@@ -4,16 +4,6 @@ Module options
The mwave module takes the following options. Note that these options
are not saved by the BIOS and so do not persist after unload and reload.
- mwave_debug=value, where value is bitwise OR of trace flags:
- 0x0001 mwavedd api tracing
- 0x0002 smapi api tracing
- 0x0004 3780i tracing
- 0x0008 tp3780i tracing
-
- Tracing only occurs if the driver has been compiled with the
- MW_TRACE macro #defined (i.e. let ccflags-y := -DMW_TRACE
- in the Makefile).
-
mwave_3780i_irq=5/7/10/11/15
If the dsp irq has not been setup and stored in bios by the
thinkpad configuration utility then this parameter allows the
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index 11272d605ecd..640a9cb0dd8d 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -46,6 +46,8 @@
* First release to the public
*/
+#define pr_fmt(fmt) "mwavedd: " fmt
+
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/fs.h>
@@ -75,131 +77,62 @@ MODULE_LICENSE("GPL");
* We'll depend on users using the tpctl utility to do that for now
*/
static DEFINE_MUTEX(mwave_mutex);
-int mwave_debug = 0;
int mwave_3780i_irq = 0;
int mwave_3780i_io = 0;
int mwave_uart_irq = 0;
int mwave_uart_io = 0;
-module_param(mwave_debug, int, 0);
module_param_hw(mwave_3780i_irq, int, irq, 0);
module_param_hw(mwave_3780i_io, int, ioport, 0);
module_param_hw(mwave_uart_irq, int, irq, 0);
module_param_hw(mwave_uart_io, int, ioport, 0);
-static int mwave_open(struct inode *inode, struct file *file);
-static int mwave_close(struct inode *inode, struct file *file);
-static long mwave_ioctl(struct file *filp, unsigned int iocmd,
- unsigned long ioarg);
-
-MWAVE_DEVICE_DATA mwave_s_mdd;
-
-static int mwave_open(struct inode *inode, struct file *file)
-{
- unsigned int retval = 0;
-
- PRINTK_3(TRACE_MWAVE,
- "mwavedd::mwave_open, entry inode %p file %p\n",
- inode, file);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_open, exit return retval %x\n", retval);
-
- return retval;
-}
-
-static int mwave_close(struct inode *inode, struct file *file)
-{
- unsigned int retval = 0;
-
- PRINTK_3(TRACE_MWAVE,
- "mwavedd::mwave_close, entry inode %p file %p\n",
- inode, file);
-
- PRINTK_2(TRACE_MWAVE, "mwavedd::mwave_close, exit retval %x\n",
- retval);
-
- return retval;
-}
+struct mwave_device_data mwave_s_mdd;
static long mwave_ioctl(struct file *file, unsigned int iocmd,
unsigned long ioarg)
{
unsigned int retval = 0;
- pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
+ struct mwave_device_data *pDrvData = &mwave_s_mdd;
void __user *arg = (void __user *)ioarg;
- PRINTK_4(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, entry file %p cmd %x arg %x\n",
- file, iocmd, (int) ioarg);
-
switch (iocmd) {
case IOCTL_MW_RESET:
- PRINTK_1(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, IOCTL_MW_RESET"
- " calling tp3780I_ResetDSP\n");
mutex_lock(&mwave_mutex);
retval = tp3780I_ResetDSP(&pDrvData->rBDData);
mutex_unlock(&mwave_mutex);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, IOCTL_MW_RESET"
- " retval %x from tp3780I_ResetDSP\n",
- retval);
break;
case IOCTL_MW_RUN:
- PRINTK_1(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, IOCTL_MW_RUN"
- " calling tp3780I_StartDSP\n");
mutex_lock(&mwave_mutex);
retval = tp3780I_StartDSP(&pDrvData->rBDData);
mutex_unlock(&mwave_mutex);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, IOCTL_MW_RUN"
- " retval %x from tp3780I_StartDSP\n",
- retval);
break;
case IOCTL_MW_DSP_ABILITIES: {
- MW_ABILITIES rAbilities;
+ struct mw_abilities rAbilities;
- PRINTK_1(TRACE_MWAVE,
- "mwavedd::mwave_ioctl,"
- " IOCTL_MW_DSP_ABILITIES calling"
- " tp3780I_QueryAbilities\n");
mutex_lock(&mwave_mutex);
retval = tp3780I_QueryAbilities(&pDrvData->rBDData,
&rAbilities);
mutex_unlock(&mwave_mutex);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
- " retval %x from tp3780I_QueryAbilities\n",
- retval);
if (retval == 0) {
- if( copy_to_user(arg, &rAbilities,
- sizeof(MW_ABILITIES)) )
+ if (copy_to_user(arg, &rAbilities, sizeof(rAbilities)))
return -EFAULT;
}
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, IOCTL_MW_DSP_ABILITIES"
- " exit retval %x\n",
- retval);
}
break;
case IOCTL_MW_READ_DATA:
case IOCTL_MW_READCLEAR_DATA: {
- MW_READWRITE rReadData;
+ struct mw_readwrite rReadData;
unsigned short __user *pusBuffer = NULL;
if( copy_from_user(&rReadData, arg,
- sizeof(MW_READWRITE)) )
+ sizeof(struct mw_readwrite)) )
return -EFAULT;
pusBuffer = (unsigned short __user *) (rReadData.pBuf);
- PRINTK_4(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_READ_DATA,"
- " size %lx, ioarg %lx pusBuffer %p\n",
- rReadData.ulDataLength, ioarg, pusBuffer);
mutex_lock(&mwave_mutex);
retval = tp3780I_ReadWriteDspDStore(&pDrvData->rBDData,
iocmd,
@@ -211,19 +144,13 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
break;
case IOCTL_MW_READ_INST: {
- MW_READWRITE rReadData;
+ struct mw_readwrite rReadData;
unsigned short __user *pusBuffer = NULL;
- if( copy_from_user(&rReadData, arg,
- sizeof(MW_READWRITE)) )
+ if (copy_from_user(&rReadData, arg, sizeof(rReadData)))
return -EFAULT;
pusBuffer = (unsigned short __user *) (rReadData.pBuf);
- PRINTK_4(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_READ_INST,"
- " size %lx, ioarg %lx pusBuffer %p\n",
- rReadData.ulDataLength / 2, ioarg,
- pusBuffer);
mutex_lock(&mwave_mutex);
retval = tp3780I_ReadWriteDspDStore(&pDrvData->rBDData,
iocmd, pusBuffer,
@@ -234,19 +161,13 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
break;
case IOCTL_MW_WRITE_DATA: {
- MW_READWRITE rWriteData;
+ struct mw_readwrite rWriteData;
unsigned short __user *pusBuffer = NULL;
- if( copy_from_user(&rWriteData, arg,
- sizeof(MW_READWRITE)) )
+ if (copy_from_user(&rWriteData, arg, sizeof(rWriteData)))
return -EFAULT;
pusBuffer = (unsigned short __user *) (rWriteData.pBuf);
- PRINTK_4(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_WRITE_DATA,"
- " size %lx, ioarg %lx pusBuffer %p\n",
- rWriteData.ulDataLength, ioarg,
- pusBuffer);
mutex_lock(&mwave_mutex);
retval = tp3780I_ReadWriteDspDStore(&pDrvData->rBDData,
iocmd, pusBuffer,
@@ -257,19 +178,13 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
break;
case IOCTL_MW_WRITE_INST: {
- MW_READWRITE rWriteData;
+ struct mw_readwrite rWriteData;
unsigned short __user *pusBuffer = NULL;
- if( copy_from_user(&rWriteData, arg,
- sizeof(MW_READWRITE)) )
+ if (copy_from_user(&rWriteData, arg, sizeof(rWriteData)))
return -EFAULT;
pusBuffer = (unsigned short __user *)(rWriteData.pBuf);
- PRINTK_4(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_WRITE_INST,"
- " size %lx, ioarg %lx pusBuffer %p\n",
- rWriteData.ulDataLength, ioarg,
- pusBuffer);
mutex_lock(&mwave_mutex);
retval = tp3780I_ReadWriteDspIStore(&pDrvData->rBDData,
iocmd, pusBuffer,
@@ -283,30 +198,17 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
unsigned int ipcnum = (unsigned int) ioarg;
if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd::mwave_ioctl:"
- " IOCTL_MW_REGISTER_IPC:"
- " Error: Invalid ipcnum %x\n",
- ipcnum);
+ pr_err("%s: IOCTL_MW_REGISTER_IPC: Error: Invalid ipcnum %x\n",
+ __func__, ipcnum);
return -EINVAL;
}
ipcnum = array_index_nospec(ipcnum,
ARRAY_SIZE(pDrvData->IPCs));
- PRINTK_3(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
- " ipcnum %x entry usIntCount %x\n",
- ipcnum,
- pDrvData->IPCs[ipcnum].usIntCount);
mutex_lock(&mwave_mutex);
pDrvData->IPCs[ipcnum].bIsHere = false;
pDrvData->IPCs[ipcnum].bIsEnabled = true;
mutex_unlock(&mwave_mutex);
-
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
- " ipcnum %x exit\n",
- ipcnum);
}
break;
@@ -314,28 +216,17 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
unsigned int ipcnum = (unsigned int) ioarg;
if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd::mwave_ioctl:"
- " IOCTL_MW_GET_IPC: Error:"
- " Invalid ipcnum %x\n", ipcnum);
+ pr_err("%s: IOCTL_MW_GET_IPC: Error: Invalid ipcnum %x\n", __func__,
+ ipcnum);
return -EINVAL;
}
ipcnum = array_index_nospec(ipcnum,
ARRAY_SIZE(pDrvData->IPCs));
- PRINTK_3(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
- " ipcnum %x, usIntCount %x\n",
- ipcnum,
- pDrvData->IPCs[ipcnum].usIntCount);
-
+
mutex_lock(&mwave_mutex);
if (pDrvData->IPCs[ipcnum].bIsEnabled == true) {
DECLARE_WAITQUEUE(wait, current);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl, thread for"
- " ipc %x going to sleep\n",
- ipcnum);
add_wait_queue(&pDrvData->IPCs[ipcnum].ipc_wait_queue, &wait);
pDrvData->IPCs[ipcnum].bIsHere = true;
set_current_state(TASK_INTERRUPTIBLE);
@@ -343,31 +234,15 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
/* the interrupt handler while we were gone */
if (pDrvData->IPCs[ipcnum].usIntCount == 1) { /* first int has occurred (race condition) */
pDrvData->IPCs[ipcnum].usIntCount = 2; /* first int has been handled */
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl"
- " IOCTL_MW_GET_IPC ipcnum %x"
- " handling first int\n",
- ipcnum);
} else { /* either 1st int has not yet occurred, or we have already handled the first int */
schedule();
if (pDrvData->IPCs[ipcnum].usIntCount == 1) {
pDrvData->IPCs[ipcnum].usIntCount = 2;
}
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl"
- " IOCTL_MW_GET_IPC ipcnum %x"
- " woke up and returning to"
- " application\n",
- ipcnum);
}
pDrvData->IPCs[ipcnum].bIsHere = false;
remove_wait_queue(&pDrvData->IPCs[ipcnum].ipc_wait_queue, &wait);
set_current_state(TASK_RUNNING);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_GET_IPC,"
- " returning thread for ipc %x"
- " processing\n",
- ipcnum);
}
mutex_unlock(&mwave_mutex);
}
@@ -376,16 +251,9 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
case IOCTL_MW_UNREGISTER_IPC: {
unsigned int ipcnum = (unsigned int) ioarg;
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_ioctl IOCTL_MW_UNREGISTER_IPC"
- " ipcnum %x\n",
- ipcnum);
if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd::mwave_ioctl:"
- " IOCTL_MW_UNREGISTER_IPC:"
- " Error: Invalid ipcnum %x\n",
- ipcnum);
+ pr_err("%s: IOCTL_MW_UNREGISTER_IPC: Error: Invalid ipcnum %x\n",
+ __func__, ipcnum);
return -EINVAL;
}
ipcnum = array_index_nospec(ipcnum,
@@ -405,35 +273,9 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
return -ENOTTY;
} /* switch */
- PRINTK_2(TRACE_MWAVE, "mwavedd::mwave_ioctl, exit retval %x\n", retval);
-
return retval;
}
-
-static ssize_t mwave_read(struct file *file, char __user *buf, size_t count,
- loff_t * ppos)
-{
- PRINTK_5(TRACE_MWAVE,
- "mwavedd::mwave_read entry file %p, buf %p, count %zx ppos %p\n",
- file, buf, count, ppos);
-
- return -EINVAL;
-}
-
-
-static ssize_t mwave_write(struct file *file, const char __user *buf,
- size_t count, loff_t * ppos)
-{
- PRINTK_5(TRACE_MWAVE,
- "mwavedd::mwave_write entry file %p, buf %p,"
- " count %zx ppos %p\n",
- file, buf, count, ppos);
-
- return -EINVAL;
-}
-
-
static int register_serial_portandirq(unsigned int port, int irq)
{
struct uart_8250_port uart;
@@ -446,9 +288,7 @@ static int register_serial_portandirq(unsigned int port, int irq)
/* OK */
break;
default:
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd::register_serial_portandirq:"
- " Error: Illegal port %x\n", port );
+ pr_err("%s: Error: Illegal port %x\n", __func__, port);
return -1;
} /* switch */
/* port is okay */
@@ -461,9 +301,7 @@ static int register_serial_portandirq(unsigned int port, int irq)
/* OK */
break;
default:
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd::register_serial_portandirq:"
- " Error: Illegal irq %x\n", irq );
+ pr_err("%s: Error: Illegal irq %x\n", __func__, irq);
return -1;
} /* switch */
/* irq is okay */
@@ -478,56 +316,14 @@ static int register_serial_portandirq(unsigned int port, int irq)
return serial8250_register_8250_port(&uart);
}
-
static const struct file_operations mwave_fops = {
.owner = THIS_MODULE,
- .read = mwave_read,
- .write = mwave_write,
.unlocked_ioctl = mwave_ioctl,
- .open = mwave_open,
- .release = mwave_close,
.llseek = default_llseek,
};
-
static struct miscdevice mwave_misc_dev = { MWAVE_MINOR, "mwave", &mwave_fops };
-#if 0 /* totally b0rked */
-/*
- * sysfs support <paulsch@us.ibm.com>
- */
-
-struct device mwave_device;
-
-/* Prevent code redundancy, create a macro for mwave_show_* functions. */
-#define mwave_show_function(attr_name, format_string, field) \
-static ssize_t mwave_show_##attr_name(struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
- DSP_3780I_CONFIG_SETTINGS *pSettings = \
- &mwave_s_mdd.rBDData.rDspSettings; \
- return sprintf(buf, format_string, pSettings->field); \
-}
-
-/* All of our attributes are read attributes. */
-#define mwave_dev_rd_attr(attr_name, format_string, field) \
- mwave_show_function(attr_name, format_string, field) \
-static DEVICE_ATTR(attr_name, S_IRUGO, mwave_show_##attr_name, NULL)
-
-mwave_dev_rd_attr (3780i_dma, "%i\n", usDspDma);
-mwave_dev_rd_attr (3780i_irq, "%i\n", usDspIrq);
-mwave_dev_rd_attr (3780i_io, "%#.4x\n", usDspBaseIO);
-mwave_dev_rd_attr (uart_irq, "%i\n", usUartIrq);
-mwave_dev_rd_attr (uart_io, "%#.4x\n", usUartBaseIO);
-
-static struct device_attribute * const mwave_dev_attrs[] = {
- &dev_attr_3780i_dma,
- &dev_attr_3780i_irq,
- &dev_attr_3780i_io,
- &dev_attr_uart_irq,
- &dev_attr_uart_io,
-};
-#endif
-
/*
* mwave_init is called on module load
*
@@ -536,20 +332,7 @@ static struct device_attribute * const mwave_dev_attrs[] = {
*/
static void mwave_exit(void)
{
- pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
-
- PRINTK_1(TRACE_MWAVE, "mwavedd::mwave_exit entry\n");
-
-#if 0
- for (i = 0; i < pDrvData->nr_registered_attrs; i++)
- device_remove_file(&mwave_device, mwave_dev_attrs[i]);
- pDrvData->nr_registered_attrs = 0;
-
- if (pDrvData->device_registered) {
- device_unregister(&mwave_device);
- pDrvData->device_registered = false;
- }
-#endif
+ struct mwave_device_data *pDrvData = &mwave_s_mdd;
if ( pDrvData->sLine >= 0 ) {
serial8250_unregister_port(pDrvData->sLine);
@@ -566,8 +349,6 @@ static void mwave_exit(void)
if (pDrvData->bBDInitialized) {
tp3780I_Cleanup(&pDrvData->rBDData);
}
-
- PRINTK_1(TRACE_MWAVE, "mwavedd::mwave_exit exit\n");
}
module_exit(mwave_exit);
@@ -576,11 +357,9 @@ static int __init mwave_init(void)
{
int i;
int retval = 0;
- pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
+ struct mwave_device_data *pDrvData = &mwave_s_mdd;
- PRINTK_1(TRACE_MWAVE, "mwavedd::mwave_init entry\n");
-
- memset(&mwave_s_mdd, 0, sizeof(MWAVE_DEVICE_DATA));
+ memset(&mwave_s_mdd, 0, sizeof(mwave_s_mdd));
pDrvData->bBDInitialized = false;
pDrvData->bResourcesClaimed = false;
@@ -597,60 +376,34 @@ static int __init mwave_init(void)
}
retval = tp3780I_InitializeBoardData(&pDrvData->rBDData);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_init, return from tp3780I_InitializeBoardData"
- " retval %x\n",
- retval);
if (retval) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd::mwave_init: Error:"
- " Failed to initialize board data\n");
+ pr_err("%s: Error: Failed to initialize board data\n", __func__);
goto cleanup_error;
}
pDrvData->bBDInitialized = true;
retval = tp3780I_CalcResources(&pDrvData->rBDData);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_init, return from tp3780I_CalcResources"
- " retval %x\n",
- retval);
if (retval) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd:mwave_init: Error:"
- " Failed to calculate resources\n");
+ pr_err("%s: Error: Failed to calculate resources\n", __func__);
goto cleanup_error;
}
retval = tp3780I_ClaimResources(&pDrvData->rBDData);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_init, return from tp3780I_ClaimResources"
- " retval %x\n",
- retval);
if (retval) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd:mwave_init: Error:"
- " Failed to claim resources\n");
+ pr_err("%s: Error: Failed to claim resources\n", __func__);
goto cleanup_error;
}
pDrvData->bResourcesClaimed = true;
retval = tp3780I_EnableDSP(&pDrvData->rBDData);
- PRINTK_2(TRACE_MWAVE,
- "mwavedd::mwave_init, return from tp3780I_EnableDSP"
- " retval %x\n",
- retval);
if (retval) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd:mwave_init: Error:"
- " Failed to enable DSP\n");
+ pr_err("%s: Error: Failed to enable DSP\n", __func__);
goto cleanup_error;
}
pDrvData->bDSPEnabled = true;
if (misc_register(&mwave_misc_dev) < 0) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd:mwave_init: Error:"
- " Failed to register misc device\n");
+ pr_err("%s: Error: Failed to register misc device\n", __func__);
goto cleanup_error;
}
pDrvData->bMwaveDevRegistered = true;
@@ -660,40 +413,16 @@ static int __init mwave_init(void)
pDrvData->rBDData.rDspSettings.usUartIrq
);
if (pDrvData->sLine < 0) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd:mwave_init: Error:"
- " Failed to register serial driver\n");
+ pr_err("%s: Error: Failed to register serial driver\n", __func__);
goto cleanup_error;
}
/* uart is registered */
-#if 0
- /* sysfs */
- memset(&mwave_device, 0, sizeof (struct device));
- dev_set_name(&mwave_device, "mwave");
-
- if (device_register(&mwave_device))
- goto cleanup_error;
- pDrvData->device_registered = true;
- for (i = 0; i < ARRAY_SIZE(mwave_dev_attrs); i++) {
- if(device_create_file(&mwave_device, mwave_dev_attrs[i])) {
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd:mwave_init: Error:"
- " Failed to create sysfs file %s\n",
- mwave_dev_attrs[i]->attr.name);
- goto cleanup_error;
- }
- pDrvData->nr_registered_attrs++;
- }
-#endif
-
/* SUCCESS! */
return 0;
cleanup_error:
- PRINTK_ERROR(KERN_ERR_MWAVE
- "mwavedd::mwave_init: Error:"
- " Failed to initialize\n");
+ pr_err("%s: Error: Failed to initialize\n", __func__);
mwave_exit(); /* clean up */
return -EIO;
diff --git a/drivers/char/mwave/mwavedd.h b/drivers/char/mwave/mwavedd.h
index 21cb09c7bed7..e1da1493eec5 100644
--- a/drivers/char/mwave/mwavedd.h
+++ b/drivers/char/mwave/mwavedd.h
@@ -56,97 +56,35 @@
#include <linux/uaccess.h>
#include <linux/wait.h>
-extern int mwave_debug;
extern int mwave_3780i_irq;
extern int mwave_3780i_io;
extern int mwave_uart_irq;
extern int mwave_uart_io;
-#define PRINTK_ERROR printk
-#define KERN_ERR_MWAVE KERN_ERR "mwave: "
-
-#define TRACE_MWAVE 0x0001
-#define TRACE_SMAPI 0x0002
-#define TRACE_3780I 0x0004
-#define TRACE_TP3780I 0x0008
-
-#ifdef MW_TRACE
-#define PRINTK_1(f,s) \
- if (f & (mwave_debug)) { \
- printk(s); \
- }
-
-#define PRINTK_2(f,s,v1) \
- if (f & (mwave_debug)) { \
- printk(s,v1); \
- }
-
-#define PRINTK_3(f,s,v1,v2) \
- if (f & (mwave_debug)) { \
- printk(s,v1,v2); \
- }
-
-#define PRINTK_4(f,s,v1,v2,v3) \
- if (f & (mwave_debug)) { \
- printk(s,v1,v2,v3); \
- }
-
-#define PRINTK_5(f,s,v1,v2,v3,v4) \
- if (f & (mwave_debug)) { \
- printk(s,v1,v2,v3,v4); \
- }
-
-#define PRINTK_6(f,s,v1,v2,v3,v4,v5) \
- if (f & (mwave_debug)) { \
- printk(s,v1,v2,v3,v4,v5); \
- }
-
-#define PRINTK_7(f,s,v1,v2,v3,v4,v5,v6) \
- if (f & (mwave_debug)) { \
- printk(s,v1,v2,v3,v4,v5,v6); \
- }
-
-#define PRINTK_8(f,s,v1,v2,v3,v4,v5,v6,v7) \
- if (f & (mwave_debug)) { \
- printk(s,v1,v2,v3,v4,v5,v6,v7); \
- }
-
-#else
-#define PRINTK_1(f,s)
-#define PRINTK_2(f,s,v1)
-#define PRINTK_3(f,s,v1,v2)
-#define PRINTK_4(f,s,v1,v2,v3)
-#define PRINTK_5(f,s,v1,v2,v3,v4)
-#define PRINTK_6(f,s,v1,v2,v3,v4,v5)
-#define PRINTK_7(f,s,v1,v2,v3,v4,v5,v6)
-#define PRINTK_8(f,s,v1,v2,v3,v4,v5,v6,v7)
-#endif
-
-
-typedef struct _MWAVE_IPC {
+struct mwave_ipc {
unsigned short usIntCount; /* 0=none, 1=first, 2=greater than 1st */
bool bIsEnabled;
bool bIsHere;
/* entry spin lock */
wait_queue_head_t ipc_wait_queue;
-} MWAVE_IPC;
+};
-typedef struct _MWAVE_DEVICE_DATA {
- THINKPAD_BD_DATA rBDData; /* board driver's data area */
+struct mwave_device_data {
+ struct thinkpad_bd_data rBDData; /* board driver's data area */
unsigned long ulIPCSource_ISR; /* IPC source bits for recently processed intr, set during ISR processing */
unsigned long ulIPCSource_DPC; /* IPC source bits for recently processed intr, set during DPC processing */
bool bBDInitialized;
bool bResourcesClaimed;
bool bDSPEnabled;
bool bDSPReset;
- MWAVE_IPC IPCs[16];
+ struct mwave_ipc IPCs[16];
bool bMwaveDevRegistered;
short sLine;
int nr_registered_attrs;
int device_registered;
-} MWAVE_DEVICE_DATA, *pMWAVE_DEVICE_DATA;
+};
-extern MWAVE_DEVICE_DATA mwave_s_mdd;
+extern struct mwave_device_data mwave_s_mdd;
#endif
diff --git a/drivers/char/mwave/mwavepub.h b/drivers/char/mwave/mwavepub.h
index 60c961ae23b4..280327bdaa38 100644
--- a/drivers/char/mwave/mwavepub.h
+++ b/drivers/char/mwave/mwavepub.h
@@ -53,7 +53,7 @@
#include <linux/miscdevice.h>
-typedef struct _MW_ABILITIES {
+struct mw_abilities {
unsigned long instr_per_sec;
unsigned long data_size;
unsigned long inst_size;
@@ -63,27 +63,27 @@ typedef struct _MW_ABILITIES {
unsigned long component_list[7];
char mwave_os_name[16];
char bios_task_name[16];
-} MW_ABILITIES, *pMW_ABILITIES;
+};
-typedef struct _MW_READWRITE {
+struct mw_readwrite {
unsigned short usDspAddress; /* The dsp address */
unsigned long ulDataLength; /* The size in bytes of the data or user buffer */
void __user *pBuf; /* Input:variable sized buffer */
-} MW_READWRITE, *pMW_READWRITE;
+};
#define IOCTL_MW_RESET _IO(MWAVE_MINOR,1)
#define IOCTL_MW_RUN _IO(MWAVE_MINOR,2)
-#define IOCTL_MW_DSP_ABILITIES _IOR(MWAVE_MINOR,3,MW_ABILITIES)
-#define IOCTL_MW_READ_DATA _IOR(MWAVE_MINOR,4,MW_READWRITE)
-#define IOCTL_MW_READCLEAR_DATA _IOR(MWAVE_MINOR,5,MW_READWRITE)
-#define IOCTL_MW_READ_INST _IOR(MWAVE_MINOR,6,MW_READWRITE)
-#define IOCTL_MW_WRITE_DATA _IOW(MWAVE_MINOR,7,MW_READWRITE)
-#define IOCTL_MW_WRITE_INST _IOW(MWAVE_MINOR,8,MW_READWRITE)
+#define IOCTL_MW_DSP_ABILITIES _IOR(MWAVE_MINOR,3,struct mw_abilities)
+#define IOCTL_MW_READ_DATA _IOR(MWAVE_MINOR,4,struct mw_readwrite)
+#define IOCTL_MW_READCLEAR_DATA _IOR(MWAVE_MINOR,5,struct mw_readwrite)
+#define IOCTL_MW_READ_INST _IOR(MWAVE_MINOR,6,struct mw_readwrite)
+#define IOCTL_MW_WRITE_DATA _IOW(MWAVE_MINOR,7,struct mw_readwrite)
+#define IOCTL_MW_WRITE_INST _IOW(MWAVE_MINOR,8,struct mw_readwrite)
#define IOCTL_MW_REGISTER_IPC _IOW(MWAVE_MINOR,9,int)
#define IOCTL_MW_UNREGISTER_IPC _IOW(MWAVE_MINOR,10,int)
#define IOCTL_MW_GET_IPC _IOW(MWAVE_MINOR,11,int)
-#define IOCTL_MW_TRACE _IOR(MWAVE_MINOR,12,MW_READWRITE)
+#define IOCTL_MW_TRACE _IOR(MWAVE_MINOR,12,struct mw_readwrite)
#endif
diff --git a/drivers/char/mwave/smapi.c b/drivers/char/mwave/smapi.c
index f8d79d393b69..df6354b24339 100644
--- a/drivers/char/mwave/smapi.c
+++ b/drivers/char/mwave/smapi.c
@@ -46,6 +46,8 @@
* First release to the public
*/
+#define pr_fmt(fmt) "smapi: " fmt
+
#include <linux/kernel.h>
#include <linux/mc146818rtc.h> /* CMOS defines */
#include "smapi.h"
@@ -69,10 +71,6 @@ static int smapi_request(unsigned short inBX, unsigned short inCX,
unsigned short usSmapiOK = -EIO, *pusSmapiOK = &usSmapiOK;
unsigned int inBXCX = (inBX << 16) | inCX;
unsigned int inDISI = (inDI << 16) | inSI;
- int retval = 0;
-
- PRINTK_5(TRACE_SMAPI, "inBX %x inCX %x inDI %x inSI %x\n",
- inBX, inCX, inDI, inSI);
__asm__ __volatile__("movw $0x5380,%%ax\n\t"
"movl %7,%%ebx\n\t"
@@ -107,10 +105,6 @@ static int smapi_request(unsigned short inBX, unsigned short inCX,
:"%eax", "%ebx", "%ecx", "%edx", "%edi",
"%esi");
- PRINTK_8(TRACE_SMAPI,
- "myoutAX %x myoutBX %x myoutCX %x myoutDX %x myoutDI %x myoutSI %x usSmapiOK %x\n",
- myoutAX, myoutBX, myoutCX, myoutDX, myoutDI, myoutSI,
- usSmapiOK);
*outAX = myoutAX;
*outBX = myoutBX;
*outCX = myoutCX;
@@ -118,13 +112,11 @@ static int smapi_request(unsigned short inBX, unsigned short inCX,
*outDI = myoutDI;
*outSI = myoutSI;
- retval = (usSmapiOK == 1) ? 0 : -EIO;
- PRINTK_2(TRACE_SMAPI, "smapi::smapi_request exit retval %x\n", retval);
- return retval;
+ return usSmapiOK == 1 ? 0 : -EIO;
}
-int smapi_query_DSP_cfg(SMAPI_DSP_SETTINGS * pSettings)
+int smapi_query_DSP_cfg(struct smapi_dsp_settings *pSettings)
{
int bRC;
unsigned short usAX, usBX, usCX, usDX, usDI, usSI;
@@ -134,17 +126,13 @@ int smapi_query_DSP_cfg(SMAPI_DSP_SETTINGS * pSettings)
static const unsigned short ausUartBases[] = {
0x03F8, 0x02F8, 0x03E8, 0x02E8 };
- PRINTK_1(TRACE_SMAPI, "smapi::smapi_query_DSP_cfg entry\n");
-
bRC = smapi_request(0x1802, 0x0000, 0, 0,
&usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
if (bRC) {
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_query_DSP_cfg: Error: Could not get DSP Settings. Aborting.\n");
+ pr_err("%s: Error: Could not get DSP Settings. Aborting.\n", __func__);
return bRC;
}
- PRINTK_1(TRACE_SMAPI, "smapi::smapi_query_DSP_cfg, smapi_request OK\n");
-
pSettings->bDSPPresent = ((usBX & 0x0100) != 0);
pSettings->bDSPEnabled = ((usCX & 0x0001) != 0);
pSettings->usDspIRQ = usSI & 0x00FF;
@@ -154,27 +142,20 @@ int smapi_query_DSP_cfg(SMAPI_DSP_SETTINGS * pSettings)
} else {
pSettings->usDspBaseIO = 0;
}
- PRINTK_6(TRACE_SMAPI,
- "smapi::smapi_query_DSP_cfg get DSP Settings bDSPPresent %x bDSPEnabled %x usDspIRQ %x usDspDMA %x usDspBaseIO %x\n",
- pSettings->bDSPPresent, pSettings->bDSPEnabled,
- pSettings->usDspIRQ, pSettings->usDspDMA,
- pSettings->usDspBaseIO);
/* check for illegal values */
if ( pSettings->usDspBaseIO == 0 )
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_query_DSP_cfg: Worry: DSP base I/O address is 0\n");
+ pr_err("%s: Worry: DSP base I/O address is 0\n", __func__);
if ( pSettings->usDspIRQ == 0 )
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_query_DSP_cfg: Worry: DSP IRQ line is 0\n");
+ pr_err("%s: Worry: DSP IRQ line is 0\n", __func__);
bRC = smapi_request(0x1804, 0x0000, 0, 0,
&usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
if (bRC) {
- PRINTK_ERROR("smapi::smapi_query_DSP_cfg: Error: Could not get DSP modem settings. Aborting.\n");
+ pr_err("%s: Error: Could not get DSP modem settings. Aborting.\n", __func__);
return bRC;
}
- PRINTK_1(TRACE_SMAPI, "smapi::smapi_query_DSP_cfg, smapi_request OK\n");
-
pSettings->bModemEnabled = ((usCX & 0x0001) != 0);
pSettings->usUartIRQ = usSI & 0x000F;
if (((usSI & 0xFF00) >> 8) < ARRAY_SIZE(ausUartBases)) {
@@ -183,19 +164,11 @@ int smapi_query_DSP_cfg(SMAPI_DSP_SETTINGS * pSettings)
pSettings->usUartBaseIO = 0;
}
- PRINTK_4(TRACE_SMAPI,
- "smapi::smapi_query_DSP_cfg get DSP modem settings bModemEnabled %x usUartIRQ %x usUartBaseIO %x\n",
- pSettings->bModemEnabled,
- pSettings->usUartIRQ,
- pSettings->usUartBaseIO);
-
/* check for illegal values */
if ( pSettings->usUartBaseIO == 0 )
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_query_DSP_cfg: Worry: UART base I/O address is 0\n");
+ pr_err("%s: Worry: UART base I/O address is 0\n", __func__);
if ( pSettings->usUartIRQ == 0 )
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_query_DSP_cfg: Worry: UART IRQ line is 0\n");
-
- PRINTK_2(TRACE_SMAPI, "smapi::smapi_query_DSP_cfg exit bRC %x\n", bRC);
+ pr_err("%s: Worry: UART IRQ line is 0\n", __func__);
return bRC;
}
@@ -218,17 +191,14 @@ int smapi_set_DSP_cfg(void)
unsigned short dspio_index = 0, uartio_index = 0;
- PRINTK_5(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg entry mwave_3780i_irq %x mwave_3780i_io %x mwave_uart_irq %x mwave_uart_io %x\n",
- mwave_3780i_irq, mwave_3780i_io, mwave_uart_irq, mwave_uart_io);
-
if (mwave_3780i_io) {
for (i = 0; i < ARRAY_SIZE(ausDspBases); i++) {
if (mwave_3780i_io == ausDspBases[i])
break;
}
if (i == ARRAY_SIZE(ausDspBases)) {
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_set_DSP_cfg: Error: Invalid mwave_3780i_io address %x. Aborting.\n", mwave_3780i_io);
+ pr_err("%s: Error: Invalid mwave_3780i_io address %x. Aborting.\n",
+ __func__, mwave_3780i_io);
return bRC;
}
dspio_index = i;
@@ -240,7 +210,8 @@ int smapi_set_DSP_cfg(void)
break;
}
if (i == ARRAY_SIZE(ausDspIrqs)) {
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_set_DSP_cfg: Error: Invalid mwave_3780i_irq %x. Aborting.\n", mwave_3780i_irq);
+ pr_err("%s: Error: Invalid mwave_3780i_irq %x. Aborting.\n", __func__,
+ mwave_3780i_irq);
return bRC;
}
}
@@ -251,7 +222,8 @@ int smapi_set_DSP_cfg(void)
break;
}
if (i == ARRAY_SIZE(ausUartBases)) {
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_set_DSP_cfg: Error: Invalid mwave_uart_io address %x. Aborting.\n", mwave_uart_io);
+ pr_err("%s: Error: Invalid mwave_uart_io address %x. Aborting.\n", __func__,
+ mwave_uart_io);
return bRC;
}
uartio_index = i;
@@ -264,7 +236,8 @@ int smapi_set_DSP_cfg(void)
break;
}
if (i == ARRAY_SIZE(ausUartIrqs)) {
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_set_DSP_cfg: Error: Invalid mwave_uart_irq %x. Aborting.\n", mwave_uart_irq);
+ pr_err("%s: Error: Invalid mwave_uart_irq %x. Aborting.\n", __func__,
+ mwave_uart_irq);
return bRC;
}
}
@@ -279,46 +252,15 @@ int smapi_set_DSP_cfg(void)
if (usBX & 0x0100) { /* serial port A is present */
if (usCX & 1) { /* serial port is enabled */
if ((usSI & 0xFF) == mwave_uart_irq) {
-#ifndef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_ERROR(KERN_ERR_MWAVE
- "smapi::smapi_set_DSP_cfg: Serial port A irq %x conflicts with mwave_uart_irq %x\n", usSI & 0xFF, mwave_uart_irq);
-#else
- PRINTK_3(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg: Serial port A irq %x conflicts with mwave_uart_irq %x\n", usSI & 0xFF, mwave_uart_irq);
-#endif
-#ifdef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_1(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg Disabling conflicting serial port\n");
- bRC = smapi_request(0x1403, 0x0100, 0, usSI,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1402, 0x0000, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
-#else
+ pr_err("%s: Serial port A irq %x conflicts with mwave_uart_irq %x\n",
+ __func__, usSI & 0xFF, mwave_uart_irq);
goto exit_conflict;
-#endif
} else {
if ((usSI >> 8) == uartio_index) {
-#ifndef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_ERROR(KERN_ERR_MWAVE
- "smapi::smapi_set_DSP_cfg: Serial port A base I/O address %x conflicts with mwave uart I/O %x\n", ausUartBases[usSI >> 8], ausUartBases[uartio_index]);
-#else
- PRINTK_3(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg: Serial port A base I/O address %x conflicts with mwave uart I/O %x\n", ausUartBases[usSI >> 8], ausUartBases[uartio_index]);
-#endif
-#ifdef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_1(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg Disabling conflicting serial port A\n");
- bRC = smapi_request (0x1403, 0x0100, 0, usSI,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request (0x1402, 0x0000, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
-#else
+ pr_err("%s: Serial port A base I/O address %x conflicts with mwave uart I/O %x\n",
+ __func__, ausUartBases[usSI >> 8],
+ ausUartBases[uartio_index]);
goto exit_conflict;
-#endif
}
}
}
@@ -332,46 +274,15 @@ int smapi_set_DSP_cfg(void)
if (usBX & 0x0100) { /* serial port B is present */
if (usCX & 1) { /* serial port is enabled */
if ((usSI & 0xFF) == mwave_uart_irq) {
-#ifndef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_ERROR(KERN_ERR_MWAVE
- "smapi::smapi_set_DSP_cfg: Serial port B irq %x conflicts with mwave_uart_irq %x\n", usSI & 0xFF, mwave_uart_irq);
-#else
- PRINTK_3(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg: Serial port B irq %x conflicts with mwave_uart_irq %x\n", usSI & 0xFF, mwave_uart_irq);
-#endif
-#ifdef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_1(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg Disabling conflicting serial port B\n");
- bRC = smapi_request(0x1405, 0x0100, 0, usSI,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1404, 0x0000, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
-#else
+ pr_err("%s: Serial port B irq %x conflicts with mwave_uart_irq %x\n",
+ __func__, usSI & 0xFF, mwave_uart_irq);
goto exit_conflict;
-#endif
} else {
if ((usSI >> 8) == uartio_index) {
-#ifndef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_ERROR(KERN_ERR_MWAVE
- "smapi::smapi_set_DSP_cfg: Serial port B base I/O address %x conflicts with mwave uart I/O %x\n", ausUartBases[usSI >> 8], ausUartBases[uartio_index]);
-#else
- PRINTK_3(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg: Serial port B base I/O address %x conflicts with mwave uart I/O %x\n", ausUartBases[usSI >> 8], ausUartBases[uartio_index]);
-#endif
-#ifdef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_1 (TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg Disabling conflicting serial port B\n");
- bRC = smapi_request (0x1405, 0x0100, 0, usSI,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request (0x1404, 0x0000, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
-#else
+ pr_err("%s: Serial port B base I/O address %x conflicts with mwave uart I/O %x\n",
+ __func__, ausUartBases[usSI >> 8],
+ ausUartBases[uartio_index]);
goto exit_conflict;
-#endif
}
}
}
@@ -387,58 +298,15 @@ int smapi_set_DSP_cfg(void)
/* bRC == 0 */
if ((usCX & 0xff) != 0xff) { /* IR port not disabled */
if ((usCX & 0xff) == mwave_uart_irq) {
-#ifndef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_ERROR(KERN_ERR_MWAVE
- "smapi::smapi_set_DSP_cfg: IR port irq %x conflicts with mwave_uart_irq %x\n", usCX & 0xff, mwave_uart_irq);
-#else
- PRINTK_3(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg: IR port irq %x conflicts with mwave_uart_irq %x\n", usCX & 0xff, mwave_uart_irq);
-#endif
-#ifdef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_1(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg Disabling conflicting IR port\n");
- bRC = smapi_request(0x1701, 0x0100, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1700, 0, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1705, 0x01ff, 0, usSI,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1704, 0x0000, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
-#else
+ pr_err("%s: IR port irq %x conflicts with mwave_uart_irq %x\n",
+ __func__, usCX & 0xff, mwave_uart_irq);
goto exit_conflict;
-#endif
} else {
if ((usSI & 0xff) == uartio_index) {
-#ifndef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_ERROR(KERN_ERR_MWAVE
- "smapi::smapi_set_DSP_cfg: IR port base I/O address %x conflicts with mwave uart I/O %x\n", ausUartBases[usSI & 0xff], ausUartBases[uartio_index]);
-#else
- PRINTK_3(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg: IR port base I/O address %x conflicts with mwave uart I/O %x\n", ausUartBases[usSI & 0xff], ausUartBases[uartio_index]);
-#endif
-#ifdef MWAVE_FUTZ_WITH_OTHER_DEVICES
- PRINTK_1(TRACE_SMAPI,
- "smapi::smapi_set_DSP_cfg Disabling conflicting IR port\n");
- bRC = smapi_request(0x1701, 0x0100, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1700, 0, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1705, 0x01ff, 0, usSI,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
- bRC = smapi_request(0x1704, 0x0000, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
- if (bRC) goto exit_smapi_request_error;
-#else
+ pr_err("%s: IR port base I/O address %x conflicts with mwave uart I/O %x\n",
+ __func__, ausUartBases[usSI & 0xff],
+ ausUartBases[uartio_index]);
goto exit_conflict;
-#endif
}
}
}
@@ -482,7 +350,6 @@ int smapi_set_DSP_cfg(void)
if (bRC) goto exit_smapi_request_error;
/* normal exit: */
- PRINTK_1(TRACE_SMAPI, "smapi::smapi_set_DSP_cfg exit\n");
return 0;
exit_conflict:
@@ -490,64 +357,32 @@ exit_conflict:
return -EIO;
exit_smapi_request_error:
- PRINTK_ERROR(KERN_ERR_MWAVE "smapi::smapi_set_DSP_cfg exit on smapi_request error bRC %x\n", bRC);
+ pr_err("%s: exit on smapi_request error bRC %x\n", __func__, bRC);
return bRC;
}
int smapi_set_DSP_power_state(bool bOn)
{
- int bRC;
unsigned short usAX, usBX, usCX, usDX, usDI, usSI;
unsigned short usPowerFunction;
- PRINTK_2(TRACE_SMAPI, "smapi::smapi_set_DSP_power_state entry bOn %x\n", bOn);
-
usPowerFunction = (bOn) ? 1 : 0;
- bRC = smapi_request(0x4901, 0x0000, 0, usPowerFunction,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
-
- PRINTK_2(TRACE_SMAPI, "smapi::smapi_set_DSP_power_state exit bRC %x\n", bRC);
-
- return bRC;
+ return smapi_request(0x4901, 0x0000, 0, usPowerFunction, &usAX, &usBX, &usCX, &usDX, &usDI,
+ &usSI);
}
-#if 0
-static int SmapiQuerySystemID(void)
-{
- int bRC = -EIO;
- unsigned short usAX = 0xffff, usBX = 0xffff, usCX = 0xffff,
- usDX = 0xffff, usDI = 0xffff, usSI = 0xffff;
-
- printk("smapi::SmapiQUerySystemID entry\n");
- bRC = smapi_request(0x0000, 0, 0, 0,
- &usAX, &usBX, &usCX, &usDX, &usDI, &usSI);
-
- if (bRC == 0) {
- printk("AX=%x, BX=%x, CX=%x, DX=%x, DI=%x, SI=%x\n",
- usAX, usBX, usCX, usDX, usDI, usSI);
- } else {
- printk("smapi::SmapiQuerySystemID smapi_request error\n");
- }
-
- return bRC;
-}
-#endif /* 0 */
-
int smapi_init(void)
{
int retval = -EIO;
unsigned short usSmapiID = 0;
unsigned long flags;
- PRINTK_1(TRACE_SMAPI, "smapi::smapi_init entry\n");
-
spin_lock_irqsave(&rtc_lock, flags);
usSmapiID = CMOS_READ(0x7C);
usSmapiID |= (CMOS_READ(0x7D) << 8);
spin_unlock_irqrestore(&rtc_lock, flags);
- PRINTK_2(TRACE_SMAPI, "smapi::smapi_init usSmapiID %x\n", usSmapiID);
if (usSmapiID == 0x5349) {
spin_lock_irqsave(&rtc_lock, flags);
@@ -555,16 +390,13 @@ int smapi_init(void)
g_usSmapiPort |= (CMOS_READ(0x7F) << 8);
spin_unlock_irqrestore(&rtc_lock, flags);
if (g_usSmapiPort == 0) {
- PRINTK_ERROR("smapi::smapi_init, ERROR unable to read from SMAPI port\n");
+ pr_err("%s: ERROR unable to read from SMAPI port\n", __func__);
} else {
- PRINTK_2(TRACE_SMAPI,
- "smapi::smapi_init, exit true g_usSmapiPort %x\n",
- g_usSmapiPort);
retval = 0;
//SmapiQuerySystemID();
}
} else {
- PRINTK_ERROR("smapi::smapi_init, ERROR invalid usSmapiID\n");
+ pr_err("%s: ERROR invalid usSmapiID\n", __func__);
retval = -ENXIO;
}
diff --git a/drivers/char/mwave/smapi.h b/drivers/char/mwave/smapi.h
index ebc206b000b9..e605b16ed23c 100644
--- a/drivers/char/mwave/smapi.h
+++ b/drivers/char/mwave/smapi.h
@@ -49,7 +49,7 @@
#ifndef _LINUX_SMAPI_H
#define _LINUX_SMAPI_H
-typedef struct {
+struct smapi_dsp_settings {
int bDSPPresent;
int bDSPEnabled;
int bModemEnabled;
@@ -65,10 +65,10 @@ typedef struct {
unsigned short usSndblstIRQ;
unsigned short usSndblstDMA;
unsigned short usSndblstBaseIO;
-} SMAPI_DSP_SETTINGS;
+};
int smapi_init(void);
-int smapi_query_DSP_cfg(SMAPI_DSP_SETTINGS * pSettings);
+int smapi_query_DSP_cfg(struct smapi_dsp_settings *pSettings);
int smapi_set_DSP_cfg(void);
int smapi_set_DSP_power_state(bool bOn);
diff --git a/drivers/char/mwave/tp3780i.c b/drivers/char/mwave/tp3780i.c
index 83eaffeb22c8..7363b0f764e0 100644
--- a/drivers/char/mwave/tp3780i.c
+++ b/drivers/char/mwave/tp3780i.c
@@ -46,6 +46,8 @@
* First release to the public
*/
+#define pr_fmt(fmt) "tp3780i: " fmt
+
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/ptrace.h>
@@ -65,16 +67,14 @@ static unsigned short s_ausThinkpadDmaToField[8] =
static unsigned short s_numIrqs = 16, s_numDmas = 8;
-static void EnableSRAM(THINKPAD_BD_DATA * pBDData)
+static void EnableSRAM(struct thinkpad_bd_data *pBDData)
{
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
unsigned short usDspBaseIO = pSettings->usDspBaseIO;
DSP_GPIO_OUTPUT_DATA_15_8 rGpioOutputData;
DSP_GPIO_DRIVER_ENABLE_15_8 rGpioDriverEnable;
DSP_GPIO_MODE_15_8 rGpioMode;
- PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM, entry\n");
-
MKWORD(rGpioMode) = ReadMsaCfg(DSP_GpioModeControl_15_8);
rGpioMode.GpioMode10 = 0;
WriteMsaCfg(DSP_GpioModeControl_15_8, MKWORD(rGpioMode));
@@ -88,54 +88,31 @@ static void EnableSRAM(THINKPAD_BD_DATA * pBDData)
rGpioOutputData.Latch10 = 0;
rGpioOutputData.Mask10 = true;
WriteMsaCfg(DSP_GpioOutputData_15_8, MKWORD(rGpioOutputData));
-
- PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM exit\n");
}
static irqreturn_t UartInterrupt(int irq, void *dev_id)
{
- PRINTK_3(TRACE_TP3780I,
- "tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id);
return IRQ_HANDLED;
}
static irqreturn_t DspInterrupt(int irq, void *dev_id)
{
- pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings;
+ struct mwave_device_data *pDrvData = &mwave_s_mdd;
+ struct dsp_3780i_config_settings *pSettings = &pDrvData->rBDData.rDspSettings;
unsigned short usDspBaseIO = pSettings->usDspBaseIO;
unsigned short usIPCSource = 0, usIsolationMask, usPCNum;
- PRINTK_3(TRACE_TP3780I,
- "tp3780i::DspInterrupt entry irq %x dev_id %p\n", irq, dev_id);
-
if (dsp3780I_GetIPCSource(usDspBaseIO, &usIPCSource) == 0) {
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::DspInterrupt, return from dsp3780i_GetIPCSource, usIPCSource %x\n",
- usIPCSource);
usIsolationMask = 1;
for (usPCNum = 1; usPCNum <= 16; usPCNum++) {
if (usIPCSource & usIsolationMask) {
usIPCSource &= ~usIsolationMask;
- PRINTK_3(TRACE_TP3780I,
- "tp3780i::DspInterrupt usPCNum %x usIPCSource %x\n",
- usPCNum, usIPCSource);
if (pDrvData->IPCs[usPCNum - 1].usIntCount == 0) {
pDrvData->IPCs[usPCNum - 1].usIntCount = 1;
}
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::DspInterrupt usIntCount %x\n",
- pDrvData->IPCs[usPCNum - 1].usIntCount);
if (pDrvData->IPCs[usPCNum - 1].bIsEnabled == true) {
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::DspInterrupt, waking up usPCNum %x\n",
- usPCNum - 1);
wake_up_interruptible(&pDrvData->IPCs[usPCNum - 1].ipc_wait_queue);
- } else {
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::DspInterrupt, no one waiting for IPC %x\n",
- usPCNum - 1);
}
}
if (usIPCSource == 0)
@@ -143,56 +120,42 @@ static irqreturn_t DspInterrupt(int irq, void *dev_id)
/* try next IPC */
usIsolationMask = usIsolationMask << 1;
}
- } else {
- PRINTK_1(TRACE_TP3780I,
- "tp3780i::DspInterrupt, return false from dsp3780i_GetIPCSource\n");
}
- PRINTK_1(TRACE_TP3780I, "tp3780i::DspInterrupt exit\n");
return IRQ_HANDLED;
}
-int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData)
+int tp3780I_InitializeBoardData(struct thinkpad_bd_data *pBDData)
{
int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
-
-
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData entry pBDData %p\n", pBDData);
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
pBDData->bDSPEnabled = false;
pSettings->bInterruptClaimed = false;
retval = smapi_init();
if (retval) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_InitializeBoardData: Error: SMAPI is not available on this machine\n");
+ pr_err("%s: Error: SMAPI is not available on this machine\n", __func__);
} else {
if (mwave_3780i_irq || mwave_3780i_io || mwave_uart_irq || mwave_uart_io) {
retval = smapi_set_DSP_cfg();
}
}
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData exit retval %x\n", retval);
-
return retval;
}
-void tp3780I_Cleanup(THINKPAD_BD_DATA *pBDData)
+void tp3780I_Cleanup(struct thinkpad_bd_data *pBDData)
{
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::tp3780I_Cleanup entry and exit pBDData %p\n", pBDData);
}
-int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData)
+int tp3780I_CalcResources(struct thinkpad_bd_data *pBDData)
{
- SMAPI_DSP_SETTINGS rSmapiInfo;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
-
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::tp3780I_CalcResources entry pBDData %p\n", pBDData);
+ struct smapi_dsp_settings rSmapiInfo;
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
if (smapi_query_DSP_cfg(&rSmapiInfo)) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Could not query DSP config. Aborting.\n");
+ pr_err("%s: Error: Could not query DSP config. Aborting.\n", __func__);
return -EIO;
}
@@ -203,7 +166,7 @@ int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData)
|| ( rSmapiInfo.usUartIRQ == 0 )
|| ( rSmapiInfo.usUartBaseIO == 0 )
) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Illegal resource setting. Aborting.\n");
+ pr_err("%s: Error: Illegal resource setting. Aborting.\n", __func__);
return -EIO;
}
@@ -225,41 +188,31 @@ int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData)
pBDData->bShareDspIrq = pBDData->bShareUartIrq = 0;
}
- PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_CalcResources exit\n");
-
return 0;
}
-int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData)
+int tp3780I_ClaimResources(struct thinkpad_bd_data *pBDData)
{
int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
struct resource *pres;
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::tp3780I_ClaimResources entry pBDData %p\n", pBDData);
-
pres = request_region(pSettings->usDspBaseIO, 16, "mwave_3780i");
if ( pres == NULL ) retval = -EIO;
if (retval) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_ClaimResources: Error: Could not claim I/O region starting at %x\n", pSettings->usDspBaseIO);
- retval = -EIO;
+ pr_err("%s: Error: Could not claim I/O region starting at %x\n", __func__,
+ pSettings->usDspBaseIO);
+ return -EIO;
}
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ClaimResources exit retval %x\n", retval);
-
return retval;
}
-int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData)
+int tp3780I_ReleaseResources(struct thinkpad_bd_data *pBDData)
{
- int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
-
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::tp3780I_ReleaseResources entry pBDData %p\n", pBDData);
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
release_region(pSettings->usDspBaseIO & (~3), 16);
@@ -268,28 +221,23 @@ int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData)
pSettings->bInterruptClaimed = false;
}
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::tp3780I_ReleaseResources exit retval %x\n", retval);
-
- return retval;
+ return 0;
}
-int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
+int tp3780I_EnableDSP(struct thinkpad_bd_data *pBDData)
{
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
bool bDSPPoweredUp = false, bInterruptAllocated = false;
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP entry pBDData %p\n", pBDData);
-
if (pBDData->bDSPEnabled) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: DSP already enabled!\n");
+ pr_err("%s: Error: DSP already enabled!\n", __func__);
goto exit_cleanup;
}
if (!pSettings->bDSPEnabled) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780::tp3780I_EnableDSP: Error: pSettings->bDSPEnabled not set\n");
+ pr_err("%s: Error: pSettings->bDSPEnabled not set\n", __func__);
goto exit_cleanup;
}
@@ -299,7 +247,7 @@ int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
|| (s_ausThinkpadIrqToField[pSettings->usDspIrq] == 0xFFFF)
|| (s_ausThinkpadDmaToField[pSettings->usDspDma] == 0xFFFF)
) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: invalid irq %x\n", pSettings->usDspIrq);
+ pr_err("%s: Error: invalid irq %x\n", __func__, pSettings->usDspIrq);
goto exit_cleanup;
}
@@ -307,7 +255,8 @@ int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
((pSettings->usDspBaseIO & 0xF00F) != 0)
|| (pSettings->usDspBaseIO & 0x0FF0) == 0
) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid DSP base I/O address %x\n", pSettings->usDspBaseIO);
+ pr_err("%s: Error: Invalid DSP base I/O address %x\n", __func__,
+ pSettings->usDspBaseIO);
goto exit_cleanup;
}
@@ -316,7 +265,7 @@ int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
pSettings->usUartIrq >= s_numIrqs
|| s_ausThinkpadIrqToField[pSettings->usUartIrq] == 0xFFFF
) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid UART IRQ %x\n", pSettings->usUartIrq);
+ pr_err("%s: Error: Invalid UART IRQ %x\n", __func__, pSettings->usUartIrq);
goto exit_cleanup;
}
switch (pSettings->usUartBaseIO) {
@@ -327,7 +276,8 @@ int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
break;
default:
- PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Invalid UART base I/O address %x\n", pSettings->usUartBaseIO);
+ pr_err("%s: Error: Invalid UART base I/O address %x\n", __func__,
+ pSettings->usUartBaseIO);
goto exit_cleanup;
}
}
@@ -356,33 +306,30 @@ int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
pSettings->usChipletEnable = TP_CFG_ChipletEnable;
if (request_irq(pSettings->usUartIrq, &UartInterrupt, 0, "mwave_uart", NULL)) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Could not get UART IRQ %x\n", pSettings->usUartIrq);
+ pr_err("%s: Error: Could not get UART IRQ %x\n", __func__, pSettings->usUartIrq);
goto exit_cleanup;
} else { /* no conflict just release */
free_irq(pSettings->usUartIrq, NULL);
}
if (request_irq(pSettings->usDspIrq, &DspInterrupt, 0, "mwave_3780i", NULL)) {
- PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Could not get 3780i IRQ %x\n", pSettings->usDspIrq);
+ pr_err("%s: Error: Could not get 3780i IRQ %x\n", __func__, pSettings->usDspIrq);
goto exit_cleanup;
} else {
- PRINTK_3(TRACE_TP3780I,
- "tp3780i::tp3780I_EnableDSP, got interrupt %x bShareDspIrq %x\n",
- pSettings->usDspIrq, pBDData->bShareDspIrq);
bInterruptAllocated = true;
pSettings->bInterruptClaimed = true;
}
smapi_set_DSP_power_state(false);
if (smapi_set_DSP_power_state(true)) {
- PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: smapi_set_DSP_power_state(true) failed\n");
+ pr_err("%s: Error: smapi_set_DSP_power_state(true) failed\n", __func__);
goto exit_cleanup;
} else {
bDSPPoweredUp = true;
}
if (dsp3780I_EnableDSP(pSettings, s_ausThinkpadIrqToField, s_ausThinkpadDmaToField)) {
- PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: dsp7880I_EnableDSP() failed\n");
+ pr_err("%s: Error: dsp7880I_EnableDSP() failed\n", __func__);
goto exit_cleanup;
}
@@ -390,12 +337,10 @@ int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
pBDData->bDSPEnabled = true;
- PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP exit\n");
-
return 0;
exit_cleanup:
- PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Cleaning up\n");
+ pr_err("%s: Cleaning up\n", __func__);
if (bDSPPoweredUp)
smapi_set_DSP_power_state(false);
if (bInterruptAllocated) {
@@ -406,12 +351,9 @@ exit_cleanup:
}
-int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData)
+int tp3780I_DisableDSP(struct thinkpad_bd_data *pBDData)
{
- int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
-
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP entry pBDData %p\n", pBDData);
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
if (pBDData->bDSPEnabled) {
dsp3780I_DisableDSP(&pBDData->rDspSettings);
@@ -423,56 +365,38 @@ int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData)
pBDData->bDSPEnabled = false;
}
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP exit retval %x\n", retval);
-
- return retval;
+ return 0;
}
-int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData)
+int tp3780I_ResetDSP(struct thinkpad_bd_data *pBDData)
{
- int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
-
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP entry pBDData %p\n",
- pBDData);
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
if (dsp3780I_Reset(pSettings) == 0) {
EnableSRAM(pBDData);
- } else {
- retval = -EIO;
+ return 0;
}
-
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP exit retval %x\n", retval);
-
- return retval;
+ return -EIO;
}
-int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData)
+int tp3780I_StartDSP(struct thinkpad_bd_data *pBDData)
{
- int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
-
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP entry pBDData %p\n", pBDData);
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
if (dsp3780I_Run(pSettings) == 0) {
// @BUG @TBD EnableSRAM(pBDData);
} else {
- retval = -EIO;
+ return -EIO;
}
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP exit retval %x\n", retval);
-
- return retval;
+ return 0;
}
-int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities)
+int tp3780I_QueryAbilities(struct thinkpad_bd_data *pBDData, struct mw_abilities *pAbilities)
{
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData);
-
memset(pAbilities, 0, sizeof(*pAbilities));
/* fill out standard constant fields */
pAbilities->instr_per_sec = pBDData->rDspSettings.uIps;
@@ -497,25 +421,17 @@ int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities
memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME,
sizeof(TP_ABILITIES_BIOSTASK_NAME));
- PRINTK_1(TRACE_TP3780I,
- "tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n");
-
return 0;
}
-int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
+int tp3780I_ReadWriteDspDStore(struct thinkpad_bd_data *pBDData, unsigned int uOpcode,
void __user *pvBuffer, unsigned int uCount,
unsigned long ulDSPAddr)
{
- int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
unsigned short usDspBaseIO = pSettings->usDspBaseIO;
bool bRC = 0;
- PRINTK_6(TRACE_TP3780I,
- "tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n",
- pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr);
-
if (pBDData->bDSPEnabled) {
switch (uOpcode) {
case IOCTL_MW_READ_DATA:
@@ -532,26 +448,18 @@ int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
}
}
- retval = (bRC) ? -EIO : 0;
- PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval);
-
- return retval;
+ return bRC ? -EIO : 0;
}
-int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
+int tp3780I_ReadWriteDspIStore(struct thinkpad_bd_data *pBDData, unsigned int uOpcode,
void __user *pvBuffer, unsigned int uCount,
unsigned long ulDSPAddr)
{
- int retval = 0;
- DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings;
+ struct dsp_3780i_config_settings *pSettings = &pBDData->rDspSettings;
unsigned short usDspBaseIO = pSettings->usDspBaseIO;
bool bRC = 0;
- PRINTK_6(TRACE_TP3780I,
- "tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n",
- pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr);
-
if (pBDData->bDSPEnabled) {
switch (uOpcode) {
case IOCTL_MW_READ_INST:
@@ -564,11 +472,6 @@ int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
}
}
- retval = (bRC) ? -EIO : 0;
-
- PRINTK_2(TRACE_TP3780I,
- "tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval);
-
- return retval;
+ return bRC ? -EIO : 0;
}
diff --git a/drivers/char/mwave/tp3780i.h b/drivers/char/mwave/tp3780i.h
index 8bd976d42fae..c0001a344741 100644
--- a/drivers/char/mwave/tp3780i.h
+++ b/drivers/char/mwave/tp3780i.h
@@ -75,27 +75,27 @@
#define TP_CFG_PllBypass 0 /* don't bypass */
#define TP_CFG_ChipletEnable 0xFFFF /* Enable all chiplets */
-typedef struct {
+struct thinkpad_bd_data {
int bDSPEnabled;
int bShareDspIrq;
int bShareUartIrq;
- DSP_3780I_CONFIG_SETTINGS rDspSettings;
-} THINKPAD_BD_DATA;
+ struct dsp_3780i_config_settings rDspSettings;
+};
-int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData);
-int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData);
-int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData);
-int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData);
-int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData);
-int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData);
-int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData);
-int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData);
-int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities);
-void tp3780I_Cleanup(THINKPAD_BD_DATA *pBDData);
-int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
+int tp3780I_InitializeBoardData(struct thinkpad_bd_data *pBDData);
+int tp3780I_CalcResources(struct thinkpad_bd_data *pBDData);
+int tp3780I_ClaimResources(struct thinkpad_bd_data *pBDData);
+int tp3780I_ReleaseResources(struct thinkpad_bd_data *pBDData);
+int tp3780I_EnableDSP(struct thinkpad_bd_data *pBDData);
+int tp3780I_DisableDSP(struct thinkpad_bd_data *pBDData);
+int tp3780I_ResetDSP(struct thinkpad_bd_data *pBDData);
+int tp3780I_StartDSP(struct thinkpad_bd_data *pBDData);
+int tp3780I_QueryAbilities(struct thinkpad_bd_data *pBDData, struct mw_abilities *pAbilities);
+void tp3780I_Cleanup(struct thinkpad_bd_data *pBDData);
+int tp3780I_ReadWriteDspDStore(struct thinkpad_bd_data *pBDData, unsigned int uOpcode,
void __user *pvBuffer, unsigned int uCount,
unsigned long ulDSPAddr);
-int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
+int tp3780I_ReadWriteDspIStore(struct thinkpad_bd_data *pBDData, unsigned int uOpcode,
void __user *pvBuffer, unsigned int uCount,
unsigned long ulDSPAddr);
diff --git a/drivers/char/random.c b/drivers/char/random.c
index b8b24b6ed3fe..bab03c7c4194 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -259,8 +259,8 @@ static void crng_reseed(struct work_struct *work)
u8 key[CHACHA_KEY_SIZE];
/* Immediately schedule the next reseeding, so that it fires sooner rather than later. */
- if (likely(system_unbound_wq))
- queue_delayed_work(system_unbound_wq, &next_reseed, crng_reseed_interval());
+ if (likely(system_dfl_wq))
+ queue_delayed_work(system_dfl_wq, &next_reseed, crng_reseed_interval());
extract_entropy(key, sizeof(key));
@@ -427,7 +427,7 @@ static void _get_random_bytes(void *buf, size_t len)
/*
* This returns random bytes in arbitrary quantities. The quality of the
- * random bytes is good as /dev/urandom. In order to ensure that the
+ * random bytes is as good as /dev/urandom. In order to ensure that the
* randomness provided by this function is okay, the function
* wait_for_random_bytes() should be called and return 0 at least once
* at any point prior.
@@ -491,7 +491,7 @@ out_zero_chacha:
/*
* Batched entropy returns random integers. The quality of the random
- * number is good as /dev/urandom. In order to ensure that the randomness
+ * number is as good as /dev/urandom. In order to ensure that the randomness
* provided by this function is okay, the function wait_for_random_bytes()
* should be called and return 0 at least once at any point prior.
*/
@@ -636,7 +636,7 @@ enum {
};
static struct {
- struct blake2s_state hash;
+ struct blake2s_ctx hash;
spinlock_t lock;
unsigned int init_bits;
} input_pool = {
@@ -701,7 +701,7 @@ static void extract_entropy(void *buf, size_t len)
/* next_key = HASHPRF(seed, RDSEED || 0) */
block.counter = 0;
- blake2s(next_key, (u8 *)&block, seed, sizeof(next_key), sizeof(block), sizeof(seed));
+ blake2s(seed, sizeof(seed), (const u8 *)&block, sizeof(block), next_key, sizeof(next_key));
blake2s_init_key(&input_pool.hash, BLAKE2S_HASH_SIZE, next_key, sizeof(next_key));
spin_unlock_irqrestore(&input_pool.lock, flags);
@@ -711,7 +711,7 @@ static void extract_entropy(void *buf, size_t len)
i = min_t(size_t, len, BLAKE2S_HASH_SIZE);
/* output = HASHPRF(seed, RDSEED || ++counter) */
++block.counter;
- blake2s(buf, (u8 *)&block, seed, i, sizeof(block), sizeof(seed));
+ blake2s(seed, sizeof(seed), (const u8 *)&block, sizeof(block), buf, i);
len -= i;
buf += i;
}
@@ -741,8 +741,8 @@ static void __cold _credit_init_bits(size_t bits)
if (orig < POOL_READY_BITS && new >= POOL_READY_BITS) {
crng_reseed(NULL); /* Sets crng_init to CRNG_READY under base_crng.lock. */
- if (static_key_initialized && system_unbound_wq)
- queue_work(system_unbound_wq, &set_ready);
+ if (system_dfl_wq)
+ queue_work(system_dfl_wq, &set_ready);
atomic_notifier_call_chain(&random_ready_notifier, 0, NULL);
#ifdef CONFIG_VDSO_GETRANDOM
WRITE_ONCE(vdso_k_rng_data->is_ready, true);
@@ -794,7 +794,7 @@ static void __cold _credit_init_bits(size_t bits)
*
* add_bootloader_randomness() is called by bootloader drivers, such as EFI
* and device tree, and credits its input depending on whether or not the
- * command line option 'random.trust_bootloader'.
+ * command line option 'random.trust_bootloader' is set.
*
* add_vmfork_randomness() adds a unique (but not necessarily secret) ID
* representing the current instance of a VM to the pool, without crediting,
@@ -915,9 +915,8 @@ void __init random_init(void)
add_latent_entropy();
/*
- * If we were initialized by the cpu or bootloader before jump labels
- * or workqueues are initialized, then we should enable the static
- * branch here, where it's guaranteed that these have been initialized.
+ * If we were initialized by the cpu or bootloader before workqueues
+ * are initialized, then we should enable the static branch here.
*/
if (!static_branch_likely(&crng_is_ready) && crng_init >= CRNG_READY)
crng_set_ready(NULL);
@@ -1296,6 +1295,7 @@ static void __cold try_to_generate_entropy(void)
struct entropy_timer_state *stack = PTR_ALIGN((void *)stack_bytes, SMP_CACHE_BYTES);
unsigned int i, num_different = 0;
unsigned long last = random_get_entropy();
+ cpumask_var_t timer_cpus;
int cpu = -1;
for (i = 0; i < NUM_TRIAL_SAMPLES - 1; ++i) {
@@ -1310,13 +1310,15 @@ static void __cold try_to_generate_entropy(void)
atomic_set(&stack->samples, 0);
timer_setup_on_stack(&stack->timer, entropy_timer, 0);
+ if (!alloc_cpumask_var(&timer_cpus, GFP_KERNEL))
+ goto out;
+
while (!crng_ready() && !signal_pending(current)) {
/*
* Check !timer_pending() and then ensure that any previous callback has finished
* executing by checking timer_delete_sync_try(), before queueing the next one.
*/
if (!timer_pending(&stack->timer) && timer_delete_sync_try(&stack->timer) >= 0) {
- struct cpumask timer_cpus;
unsigned int num_cpus;
/*
@@ -1326,19 +1328,19 @@ static void __cold try_to_generate_entropy(void)
preempt_disable();
/* Only schedule callbacks on timer CPUs that are online. */
- cpumask_and(&timer_cpus, housekeeping_cpumask(HK_TYPE_TIMER), cpu_online_mask);
- num_cpus = cpumask_weight(&timer_cpus);
+ cpumask_and(timer_cpus, housekeeping_cpumask(HK_TYPE_TIMER), cpu_online_mask);
+ num_cpus = cpumask_weight(timer_cpus);
/* In very bizarre case of misconfiguration, fallback to all online. */
if (unlikely(num_cpus == 0)) {
- timer_cpus = *cpu_online_mask;
- num_cpus = cpumask_weight(&timer_cpus);
+ *timer_cpus = *cpu_online_mask;
+ num_cpus = cpumask_weight(timer_cpus);
}
/* Basic CPU round-robin, which avoids the current CPU. */
do {
- cpu = cpumask_next(cpu, &timer_cpus);
+ cpu = cpumask_next(cpu, timer_cpus);
if (cpu >= nr_cpu_ids)
- cpu = cpumask_first(&timer_cpus);
+ cpu = cpumask_first(timer_cpus);
} while (cpu == smp_processor_id() && num_cpus > 1);
/* Expiring the timer at `jiffies` means it's the next tick. */
@@ -1354,6 +1356,8 @@ static void __cold try_to_generate_entropy(void)
}
mix_pool_bytes(&stack->entropy, sizeof(stack->entropy));
+ free_cpumask_var(timer_cpus);
+out:
timer_delete_sync(&stack->timer);
timer_destroy_on_stack(&stack->timer);
}
diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig
index dddd702b2454..8a8f692b6088 100644
--- a/drivers/char/tpm/Kconfig
+++ b/drivers/char/tpm/Kconfig
@@ -29,10 +29,11 @@ if TCG_TPM
config TCG_TPM2_HMAC
bool "Use HMAC and encrypted transactions on the TPM bus"
- default X86_64
+ default n
select CRYPTO_ECDH
select CRYPTO_LIB_AESCFB
select CRYPTO_LIB_SHA256
+ select CRYPTO_LIB_UTILS
help
Setting this causes us to deploy a scheme which uses request
and response HMACs in addition to encryption for
@@ -189,6 +190,15 @@ config TCG_IBMVTPM
will be accessible from within Linux. To compile this driver
as a module, choose M here; the module will be called tpm_ibmvtpm.
+config TCG_LOONGSON
+ tristate "Loongson TPM Interface"
+ depends on MFD_LOONGSON_SE
+ help
+ If you want to make Loongson TPM support available, say Yes and
+ it will be accessible from within Linux. To compile this
+ driver as a module, choose M here; the module will be called
+ tpm_loongson.
+
config TCG_XEN
tristate "XEN TPM Interface"
depends on TCG_TPM && XEN
diff --git a/drivers/char/tpm/Makefile b/drivers/char/tpm/Makefile
index 9de1b3ea34a9..5b5cdc0d32e4 100644
--- a/drivers/char/tpm/Makefile
+++ b/drivers/char/tpm/Makefile
@@ -46,3 +46,4 @@ obj-$(CONFIG_TCG_ARM_CRB_FFA) += tpm_crb_ffa.o
obj-$(CONFIG_TCG_VTPM_PROXY) += tpm_vtpm_proxy.o
obj-$(CONFIG_TCG_FTPM_TEE) += tpm_ftpm_tee.o
obj-$(CONFIG_TCG_SVSM) += tpm_svsm.o
+obj-$(CONFIG_TCG_LOONGSON) += tpm_loongson.o
diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index e25daf2396d3..082b910ddf0d 100644
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -231,42 +231,6 @@ struct tpm_chip *tpm_default_chip(void)
EXPORT_SYMBOL_GPL(tpm_default_chip);
/**
- * tpm_find_get_ops() - find and reserve a TPM chip
- * @chip: a &struct tpm_chip instance, %NULL for the default chip
- *
- * Finds a TPM chip and reserves its class device and operations. The chip must
- * be released with tpm_put_ops() after use.
- * This function is for internal use only. It supports existing TPM callers
- * by accepting NULL, but those callers should be converted to pass in a chip
- * directly.
- *
- * Return:
- * A reserved &struct tpm_chip instance.
- * %NULL if a chip is not found.
- * %NULL if the chip is not available.
- */
-struct tpm_chip *tpm_find_get_ops(struct tpm_chip *chip)
-{
- int rc;
-
- if (chip) {
- if (!tpm_try_get_ops(chip))
- return chip;
- return NULL;
- }
-
- chip = tpm_default_chip();
- if (!chip)
- return NULL;
- rc = tpm_try_get_ops(chip);
- /* release additional reference we got from tpm_default_chip() */
- put_device(&chip->dev);
- if (rc)
- return NULL;
- return chip;
-}
-
-/**
* tpm_dev_release() - free chip memory and the device number
* @dev: the character device for the TPM chip
*
@@ -282,7 +246,6 @@ static void tpm_dev_release(struct device *dev)
kfree(chip->work_space.context_buf);
kfree(chip->work_space.session_buf);
- kfree(chip->allocated_banks);
#ifdef CONFIG_TCG_TPM2_HMAC
kfree(chip->auth);
#endif
diff --git a/drivers/char/tpm/tpm-dev-common.c b/drivers/char/tpm/tpm-dev-common.c
index f2a5e09257dd..f942c0c8e402 100644
--- a/drivers/char/tpm/tpm-dev-common.c
+++ b/drivers/char/tpm/tpm-dev-common.c
@@ -275,7 +275,8 @@ void tpm_common_release(struct file *file, struct file_priv *priv)
int __init tpm_dev_common_init(void)
{
- tpm_dev_wq = alloc_workqueue("tpm_dev_wq", WQ_MEM_RECLAIM, 0);
+ tpm_dev_wq = alloc_workqueue("tpm_dev_wq", WQ_MEM_RECLAIM | WQ_PERCPU,
+ 0);
return !tpm_dev_wq ? -ENOMEM : 0;
}
diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c
index b71725827743..f745a098908b 100644
--- a/drivers/char/tpm/tpm-interface.c
+++ b/drivers/char/tpm/tpm-interface.c
@@ -52,7 +52,7 @@ MODULE_PARM_DESC(suspend_pcr,
unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip, u32 ordinal)
{
if (chip->flags & TPM_CHIP_FLAG_TPM2)
- return tpm2_calc_ordinal_duration(chip, ordinal);
+ return tpm2_calc_ordinal_duration(ordinal);
else
return tpm1_calc_ordinal_duration(chip, ordinal);
}
@@ -313,10 +313,13 @@ int tpm_is_tpm2(struct tpm_chip *chip)
{
int rc;
- chip = tpm_find_get_ops(chip);
if (!chip)
return -ENODEV;
+ rc = tpm_try_get_ops(chip);
+ if (rc)
+ return rc;
+
rc = (chip->flags & TPM_CHIP_FLAG_TPM2) != 0;
tpm_put_ops(chip);
@@ -338,10 +341,13 @@ int tpm_pcr_read(struct tpm_chip *chip, u32 pcr_idx,
{
int rc;
- chip = tpm_find_get_ops(chip);
if (!chip)
return -ENODEV;
+ rc = tpm_try_get_ops(chip);
+ if (rc)
+ return rc;
+
if (chip->flags & TPM_CHIP_FLAG_TPM2)
rc = tpm2_pcr_read(chip, pcr_idx, digest, NULL);
else
@@ -369,10 +375,13 @@ int tpm_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,
int rc;
int i;
- chip = tpm_find_get_ops(chip);
if (!chip)
return -ENODEV;
+ rc = tpm_try_get_ops(chip);
+ if (rc)
+ return rc;
+
for (i = 0; i < chip->nr_allocated_banks; i++) {
if (digests[i].alg_id != chip->allocated_banks[i].alg_id) {
rc = -EINVAL;
@@ -492,10 +501,13 @@ int tpm_get_random(struct tpm_chip *chip, u8 *out, size_t max)
if (!out || max > TPM_MAX_RNG_DATA)
return -EINVAL;
- chip = tpm_find_get_ops(chip);
if (!chip)
return -ENODEV;
+ rc = tpm_try_get_ops(chip);
+ if (rc)
+ return rc;
+
if (chip->flags & TPM_CHIP_FLAG_TPM2)
rc = tpm2_get_random(chip, out, max);
else
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index 7bb87fa5f7a1..02c07fef41ba 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -267,7 +267,6 @@ static inline void tpm_msleep(unsigned int delay_msec)
int tpm_chip_bootstrap(struct tpm_chip *chip);
int tpm_chip_start(struct tpm_chip *chip);
void tpm_chip_stop(struct tpm_chip *chip);
-struct tpm_chip *tpm_find_get_ops(struct tpm_chip *chip);
struct tpm_chip *tpm_chip_alloc(struct device *dev,
const struct tpm_class_ops *ops);
@@ -299,7 +298,7 @@ ssize_t tpm2_get_tpm_pt(struct tpm_chip *chip, u32 property_id,
ssize_t tpm2_get_pcr_allocation(struct tpm_chip *chip);
int tpm2_auto_startup(struct tpm_chip *chip);
void tpm2_shutdown(struct tpm_chip *chip, u16 shutdown_type);
-unsigned long tpm2_calc_ordinal_duration(struct tpm_chip *chip, u32 ordinal);
+unsigned long tpm2_calc_ordinal_duration(u32 ordinal);
int tpm2_probe(struct tpm_chip *chip);
int tpm2_get_cc_attrs_tbl(struct tpm_chip *chip);
int tpm2_find_cc(struct tpm_chip *chip, u32 cc);
diff --git a/drivers/char/tpm/tpm1-cmd.c b/drivers/char/tpm/tpm1-cmd.c
index cf64c7385105..b49a790f1bd5 100644
--- a/drivers/char/tpm/tpm1-cmd.c
+++ b/drivers/char/tpm/tpm1-cmd.c
@@ -799,11 +799,6 @@ int tpm1_pm_suspend(struct tpm_chip *chip, u32 tpm_suspend_pcr)
*/
int tpm1_get_pcr_allocation(struct tpm_chip *chip)
{
- chip->allocated_banks = kcalloc(1, sizeof(*chip->allocated_banks),
- GFP_KERNEL);
- if (!chip->allocated_banks)
- return -ENOMEM;
-
chip->allocated_banks[0].alg_id = TPM_ALG_SHA1;
chip->allocated_banks[0].digest_size = hash_digest_size[HASH_ALGO_SHA1];
chip->allocated_banks[0].crypto_id = HASH_ALGO_SHA1;
diff --git a/drivers/char/tpm/tpm2-cmd.c b/drivers/char/tpm/tpm2-cmd.c
index 524d802ede26..3a77be7ebf4a 100644
--- a/drivers/char/tpm/tpm2-cmd.c
+++ b/drivers/char/tpm/tpm2-cmd.c
@@ -11,14 +11,17 @@
* used by the kernel internally.
*/
+#include "linux/dev_printk.h"
+#include "linux/tpm.h"
#include "tpm.h"
#include <crypto/hash_info.h>
+#include <linux/unaligned.h>
static bool disable_pcr_integrity;
module_param(disable_pcr_integrity, bool, 0444);
MODULE_PARM_DESC(disable_pcr_integrity, "Disable integrity protection of TPM2_PCR_Extend");
-static struct tpm2_hash tpm2_hash_map[] = {
+struct tpm2_hash tpm2_hash_map[] = {
{HASH_ALGO_SHA1, TPM_ALG_SHA1},
{HASH_ALGO_SHA256, TPM_ALG_SHA256},
{HASH_ALGO_SHA384, TPM_ALG_SHA384},
@@ -26,122 +29,71 @@ static struct tpm2_hash tpm2_hash_map[] = {
{HASH_ALGO_SM3_256, TPM_ALG_SM3_256},
};
+int tpm2_find_hash_alg(unsigned int crypto_id)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(tpm2_hash_map); i++)
+ if (crypto_id == tpm2_hash_map[i].crypto_id)
+ return tpm2_hash_map[i].tpm_id;
+
+ return -EINVAL;
+}
+EXPORT_SYMBOL_GPL(tpm2_find_hash_alg);
+
int tpm2_get_timeouts(struct tpm_chip *chip)
{
- /* Fixed timeouts for TPM2 */
chip->timeout_a = msecs_to_jiffies(TPM2_TIMEOUT_A);
chip->timeout_b = msecs_to_jiffies(TPM2_TIMEOUT_B);
chip->timeout_c = msecs_to_jiffies(TPM2_TIMEOUT_C);
chip->timeout_d = msecs_to_jiffies(TPM2_TIMEOUT_D);
-
- /* PTP spec timeouts */
- chip->duration[TPM_SHORT] = msecs_to_jiffies(TPM2_DURATION_SHORT);
- chip->duration[TPM_MEDIUM] = msecs_to_jiffies(TPM2_DURATION_MEDIUM);
- chip->duration[TPM_LONG] = msecs_to_jiffies(TPM2_DURATION_LONG);
-
- /* Key creation commands long timeouts */
- chip->duration[TPM_LONG_LONG] =
- msecs_to_jiffies(TPM2_DURATION_LONG_LONG);
-
chip->flags |= TPM_CHIP_FLAG_HAVE_TIMEOUTS;
-
return 0;
}
-/**
- * tpm2_ordinal_duration_index() - returns an index to the chip duration table
- * @ordinal: TPM command ordinal.
- *
- * The function returns an index to the chip duration table
- * (enum tpm_duration), that describes the maximum amount of
- * time the chip could take to return the result for a particular ordinal.
- *
- * The values of the MEDIUM, and LONG durations are taken
- * from the PC Client Profile (PTP) specification (750, 2000 msec)
- *
- * LONG_LONG is for commands that generates keys which empirically takes
- * a longer time on some systems.
- *
- * Return:
- * * TPM_MEDIUM
- * * TPM_LONG
- * * TPM_LONG_LONG
- * * TPM_UNDEFINED
+/*
+ * Contains the maximum durations in milliseconds for TPM2 commands.
*/
-static u8 tpm2_ordinal_duration_index(u32 ordinal)
-{
- switch (ordinal) {
- /* Startup */
- case TPM2_CC_STARTUP: /* 144 */
- return TPM_MEDIUM;
-
- case TPM2_CC_SELF_TEST: /* 143 */
- return TPM_LONG;
-
- case TPM2_CC_GET_RANDOM: /* 17B */
- return TPM_LONG;
-
- case TPM2_CC_SEQUENCE_UPDATE: /* 15C */
- return TPM_MEDIUM;
- case TPM2_CC_SEQUENCE_COMPLETE: /* 13E */
- return TPM_MEDIUM;
- case TPM2_CC_EVENT_SEQUENCE_COMPLETE: /* 185 */
- return TPM_MEDIUM;
- case TPM2_CC_HASH_SEQUENCE_START: /* 186 */
- return TPM_MEDIUM;
-
- case TPM2_CC_VERIFY_SIGNATURE: /* 177 */
- return TPM_LONG_LONG;
-
- case TPM2_CC_PCR_EXTEND: /* 182 */
- return TPM_MEDIUM;
-
- case TPM2_CC_HIERARCHY_CONTROL: /* 121 */
- return TPM_LONG;
- case TPM2_CC_HIERARCHY_CHANGE_AUTH: /* 129 */
- return TPM_LONG;
-
- case TPM2_CC_GET_CAPABILITY: /* 17A */
- return TPM_MEDIUM;
-
- case TPM2_CC_NV_READ: /* 14E */
- return TPM_LONG;
-
- case TPM2_CC_CREATE_PRIMARY: /* 131 */
- return TPM_LONG_LONG;
- case TPM2_CC_CREATE: /* 153 */
- return TPM_LONG_LONG;
- case TPM2_CC_CREATE_LOADED: /* 191 */
- return TPM_LONG_LONG;
-
- default:
- return TPM_UNDEFINED;
- }
-}
+static const struct {
+ unsigned long ordinal;
+ unsigned long duration;
+} tpm2_ordinal_duration_map[] = {
+ {TPM2_CC_STARTUP, 750},
+ {TPM2_CC_SELF_TEST, 3000},
+ {TPM2_CC_GET_RANDOM, 2000},
+ {TPM2_CC_SEQUENCE_UPDATE, 750},
+ {TPM2_CC_SEQUENCE_COMPLETE, 750},
+ {TPM2_CC_EVENT_SEQUENCE_COMPLETE, 750},
+ {TPM2_CC_HASH_SEQUENCE_START, 750},
+ {TPM2_CC_VERIFY_SIGNATURE, 30000},
+ {TPM2_CC_PCR_EXTEND, 750},
+ {TPM2_CC_HIERARCHY_CONTROL, 2000},
+ {TPM2_CC_HIERARCHY_CHANGE_AUTH, 2000},
+ {TPM2_CC_GET_CAPABILITY, 750},
+ {TPM2_CC_NV_READ, 2000},
+ {TPM2_CC_CREATE_PRIMARY, 30000},
+ {TPM2_CC_CREATE, 30000},
+ {TPM2_CC_CREATE_LOADED, 30000},
+};
/**
- * tpm2_calc_ordinal_duration() - calculate the maximum command duration
- * @chip: TPM chip to use.
+ * tpm2_calc_ordinal_duration() - Calculate the maximum command duration
* @ordinal: TPM command ordinal.
*
- * The function returns the maximum amount of time the chip could take
- * to return the result for a particular ordinal in jiffies.
- *
- * Return: A maximal duration time for an ordinal in jiffies.
+ * Returns the maximum amount of time the chip is expected by kernel to
+ * take in jiffies.
*/
-unsigned long tpm2_calc_ordinal_duration(struct tpm_chip *chip, u32 ordinal)
+unsigned long tpm2_calc_ordinal_duration(u32 ordinal)
{
- unsigned int index;
+ int i;
- index = tpm2_ordinal_duration_index(ordinal);
+ for (i = 0; i < ARRAY_SIZE(tpm2_ordinal_duration_map); i++)
+ if (ordinal == tpm2_ordinal_duration_map[i].ordinal)
+ return msecs_to_jiffies(tpm2_ordinal_duration_map[i].duration);
- if (index != TPM_UNDEFINED)
- return chip->duration[index];
- else
- return msecs_to_jiffies(TPM2_DURATION_DEFAULT);
+ return msecs_to_jiffies(TPM2_DURATION_DEFAULT);
}
-
struct tpm2_pcr_read_out {
__be32 update_cnt;
__be32 pcr_selects_cnt;
@@ -250,11 +202,15 @@ int tpm2_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,
}
if (!disable_pcr_integrity) {
- tpm_buf_append_name(chip, &buf, pcr_idx, NULL);
+ rc = tpm_buf_append_name(chip, &buf, pcr_idx, NULL);
+ if (rc) {
+ tpm_buf_destroy(&buf);
+ return rc;
+ }
tpm_buf_append_hmac_session(chip, &buf, 0, NULL, 0);
} else {
tpm_buf_append_handle(chip, &buf, pcr_idx);
- tpm_buf_append_auth(chip, &buf, 0, NULL, 0);
+ tpm_buf_append_auth(chip, &buf, NULL, 0);
}
tpm_buf_append_u32(&buf, chip->nr_allocated_banks);
@@ -265,8 +221,14 @@ int tpm2_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,
chip->allocated_banks[i].digest_size);
}
- if (!disable_pcr_integrity)
- tpm_buf_fill_hmac_session(chip, &buf);
+ if (!disable_pcr_integrity) {
+ rc = tpm_buf_fill_hmac_session(chip, &buf);
+ if (rc) {
+ tpm_buf_destroy(&buf);
+ return rc;
+ }
+ }
+
rc = tpm_transmit_cmd(chip, &buf, 0, "attempting extend a PCR value");
if (!disable_pcr_integrity)
rc = tpm_buf_check_hmac_response(chip, &buf, rc);
@@ -320,11 +282,24 @@ int tpm2_get_random(struct tpm_chip *chip, u8 *dest, size_t max)
do {
tpm_buf_reset(&buf, TPM2_ST_SESSIONS, TPM2_CC_GET_RANDOM);
- tpm_buf_append_hmac_session_opt(chip, &buf, TPM2_SA_ENCRYPT
- | TPM2_SA_CONTINUE_SESSION,
- NULL, 0);
+ if (tpm2_chip_auth(chip)) {
+ tpm_buf_append_hmac_session(chip, &buf,
+ TPM2_SA_ENCRYPT |
+ TPM2_SA_CONTINUE_SESSION,
+ NULL, 0);
+ } else {
+ offset = buf.handles * 4 + TPM_HEADER_SIZE;
+ head = (struct tpm_header *)buf.data;
+ if (tpm_buf_length(&buf) == offset)
+ head->tag = cpu_to_be16(TPM2_ST_NO_SESSIONS);
+ }
tpm_buf_append_u16(&buf, num_bytes);
- tpm_buf_fill_hmac_session(chip, &buf);
+ err = tpm_buf_fill_hmac_session(chip, &buf);
+ if (err) {
+ tpm_buf_destroy(&buf);
+ return err;
+ }
+
err = tpm_transmit_cmd(chip, &buf,
offsetof(struct tpm2_get_random_out,
buffer),
@@ -601,11 +576,9 @@ ssize_t tpm2_get_pcr_allocation(struct tpm_chip *chip)
nr_possible_banks = be32_to_cpup(
(__be32 *)&buf.data[TPM_HEADER_SIZE + 5]);
-
- chip->allocated_banks = kcalloc(nr_possible_banks,
- sizeof(*chip->allocated_banks),
- GFP_KERNEL);
- if (!chip->allocated_banks) {
+ if (nr_possible_banks > TPM2_MAX_PCR_BANKS) {
+ pr_err("tpm: out of bank capacity: %u > %u\n",
+ nr_possible_banks, TPM2_MAX_PCR_BANKS);
rc = -ENOMEM;
goto out;
}
diff --git a/drivers/char/tpm/tpm2-sessions.c b/drivers/char/tpm/tpm2-sessions.c
index bdb119453dfb..4149379665c4 100644
--- a/drivers/char/tpm/tpm2-sessions.c
+++ b/drivers/char/tpm/tpm2-sessions.c
@@ -69,8 +69,8 @@
#include <linux/unaligned.h>
#include <crypto/kpp.h>
#include <crypto/ecdh.h>
-#include <crypto/hash.h>
-#include <crypto/hmac.h>
+#include <crypto/sha2.h>
+#include <crypto/utils.h>
/* maximum number of names the TPM must remember for authorization */
#define AUTH_MAX_NAMES 3
@@ -144,59 +144,80 @@ struct tpm2_auth {
/*
* Name Size based on TPM algorithm (assumes no hash bigger than 255)
*/
-static u8 name_size(const u8 *name)
+static int name_size(const u8 *name)
{
- static u8 size_map[] = {
- [TPM_ALG_SHA1] = SHA1_DIGEST_SIZE,
- [TPM_ALG_SHA256] = SHA256_DIGEST_SIZE,
- [TPM_ALG_SHA384] = SHA384_DIGEST_SIZE,
- [TPM_ALG_SHA512] = SHA512_DIGEST_SIZE,
- };
- u16 alg = get_unaligned_be16(name);
- return size_map[alg] + 2;
-}
-
-static int tpm2_parse_read_public(char *name, struct tpm_buf *buf)
-{
- struct tpm_header *head = (struct tpm_header *)buf->data;
- off_t offset = TPM_HEADER_SIZE;
- u32 tot_len = be32_to_cpu(head->length);
- u32 val;
-
- /* we're starting after the header so adjust the length */
- tot_len -= TPM_HEADER_SIZE;
-
- /* skip public */
- val = tpm_buf_read_u16(buf, &offset);
- if (val > tot_len)
- return -EINVAL;
- offset += val;
- /* name */
- val = tpm_buf_read_u16(buf, &offset);
- if (val != name_size(&buf->data[offset]))
+ u16 hash_alg = get_unaligned_be16(name);
+
+ switch (hash_alg) {
+ case TPM_ALG_SHA1:
+ return SHA1_DIGEST_SIZE + 2;
+ case TPM_ALG_SHA256:
+ return SHA256_DIGEST_SIZE + 2;
+ case TPM_ALG_SHA384:
+ return SHA384_DIGEST_SIZE + 2;
+ case TPM_ALG_SHA512:
+ return SHA512_DIGEST_SIZE + 2;
+ default:
+ pr_warn("tpm: unsupported name algorithm: 0x%04x\n", hash_alg);
return -EINVAL;
- memcpy(name, &buf->data[offset], val);
- /* forget the rest */
- return 0;
+ }
}
-static int tpm2_read_public(struct tpm_chip *chip, u32 handle, char *name)
+static int tpm2_read_public(struct tpm_chip *chip, u32 handle, void *name)
{
+ u32 mso = tpm2_handle_mso(handle);
+ off_t offset = TPM_HEADER_SIZE;
+ int rc, name_size_alg;
struct tpm_buf buf;
- int rc;
+
+ if (mso != TPM2_MSO_PERSISTENT && mso != TPM2_MSO_VOLATILE &&
+ mso != TPM2_MSO_NVRAM) {
+ memcpy(name, &handle, sizeof(u32));
+ return sizeof(u32);
+ }
rc = tpm_buf_init(&buf, TPM2_ST_NO_SESSIONS, TPM2_CC_READ_PUBLIC);
if (rc)
return rc;
tpm_buf_append_u32(&buf, handle);
- rc = tpm_transmit_cmd(chip, &buf, 0, "read public");
- if (rc == TPM2_RC_SUCCESS)
- rc = tpm2_parse_read_public(name, &buf);
- tpm_buf_destroy(&buf);
+ rc = tpm_transmit_cmd(chip, &buf, 0, "TPM2_ReadPublic");
+ if (rc) {
+ tpm_buf_destroy(&buf);
+ return tpm_ret_to_err(rc);
+ }
- return rc;
+ /* Skip TPMT_PUBLIC: */
+ offset += tpm_buf_read_u16(&buf, &offset);
+
+ /*
+ * Ensure space for the length field of TPM2B_NAME and hashAlg field of
+ * TPMT_HA (the extra four bytes).
+ */
+ if (offset + 4 > tpm_buf_length(&buf)) {
+ tpm_buf_destroy(&buf);
+ return -EIO;
+ }
+
+ rc = tpm_buf_read_u16(&buf, &offset);
+ name_size_alg = name_size(&buf.data[offset]);
+
+ if (name_size_alg < 0)
+ return name_size_alg;
+
+ if (rc != name_size_alg) {
+ tpm_buf_destroy(&buf);
+ return -EIO;
+ }
+
+ if (offset + rc > tpm_buf_length(&buf)) {
+ tpm_buf_destroy(&buf);
+ return -EIO;
+ }
+
+ memcpy(name, &buf.data[offset], rc);
+ return name_size_alg;
}
#endif /* CONFIG_TCG_TPM2_HMAC */
@@ -221,52 +242,76 @@ static int tpm2_read_public(struct tpm_chip *chip, u32 handle, char *name)
* As with most tpm_buf operations, success is assumed because failure
* will be caused by an incorrect programming model and indicated by a
* kernel message.
+ *
+ * Ends the authorization session on failure.
*/
-void tpm_buf_append_name(struct tpm_chip *chip, struct tpm_buf *buf,
- u32 handle, u8 *name)
+int tpm_buf_append_name(struct tpm_chip *chip, struct tpm_buf *buf,
+ u32 handle, u8 *name)
{
#ifdef CONFIG_TCG_TPM2_HMAC
enum tpm2_mso_type mso = tpm2_handle_mso(handle);
struct tpm2_auth *auth;
+ u16 name_size_alg;
int slot;
+ int ret;
#endif
if (!tpm2_chip_auth(chip)) {
tpm_buf_append_handle(chip, buf, handle);
- return;
+ return 0;
}
#ifdef CONFIG_TCG_TPM2_HMAC
slot = (tpm_buf_length(buf) - TPM_HEADER_SIZE) / 4;
if (slot >= AUTH_MAX_NAMES) {
- dev_err(&chip->dev, "TPM: too many handles\n");
- return;
+ dev_err(&chip->dev, "too many handles\n");
+ ret = -EIO;
+ goto err;
}
auth = chip->auth;
- WARN(auth->session != tpm_buf_length(buf),
- "name added in wrong place\n");
+ if (auth->session != tpm_buf_length(buf)) {
+ dev_err(&chip->dev, "session state malformed");
+ ret = -EIO;
+ goto err;
+ }
tpm_buf_append_u32(buf, handle);
auth->session += 4;
if (mso == TPM2_MSO_PERSISTENT ||
mso == TPM2_MSO_VOLATILE ||
mso == TPM2_MSO_NVRAM) {
- if (!name)
- tpm2_read_public(chip, handle, auth->name[slot]);
+ if (!name) {
+ ret = tpm2_read_public(chip, handle, auth->name[slot]);
+ if (ret < 0)
+ goto err;
+
+ name_size_alg = ret;
+ }
} else {
- if (name)
- dev_err(&chip->dev, "TPM: Handle does not require name but one is specified\n");
+ if (name) {
+ dev_err(&chip->dev, "handle 0x%08x does not use a name\n",
+ handle);
+ ret = -EIO;
+ goto err;
+ }
}
auth->name_h[slot] = handle;
if (name)
- memcpy(auth->name[slot], name, name_size(name));
+ memcpy(auth->name[slot], name, name_size_alg);
+#endif
+ return 0;
+
+#ifdef CONFIG_TCG_TPM2_HMAC
+err:
+ tpm2_end_auth_session(chip);
+ return tpm_ret_to_err(ret);
#endif
}
EXPORT_SYMBOL_GPL(tpm_buf_append_name);
void tpm_buf_append_auth(struct tpm_chip *chip, struct tpm_buf *buf,
- u8 attributes, u8 *passphrase, int passphrase_len)
+ u8 *passphrase, int passphrase_len)
{
/* offset tells us where the sessions area begins */
int offset = buf->handles * 4 + TPM_HEADER_SIZE;
@@ -327,8 +372,7 @@ void tpm_buf_append_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf,
#endif
if (!tpm2_chip_auth(chip)) {
- tpm_buf_append_auth(chip, buf, attributes, passphrase,
- passphrase_len);
+ tpm_buf_append_auth(chip, buf, passphrase, passphrase_len);
return;
}
@@ -385,51 +429,6 @@ static int tpm2_create_primary(struct tpm_chip *chip, u32 hierarchy,
u32 *handle, u8 *name);
/*
- * It turns out the crypto hmac(sha256) is hard for us to consume
- * because it assumes a fixed key and the TPM seems to change the key
- * on every operation, so we weld the hmac init and final functions in
- * here to give it the same usage characteristics as a regular hash
- */
-static void tpm2_hmac_init(struct sha256_ctx *sctx, u8 *key, u32 key_len)
-{
- u8 pad[SHA256_BLOCK_SIZE];
- int i;
-
- sha256_init(sctx);
- for (i = 0; i < sizeof(pad); i++) {
- if (i < key_len)
- pad[i] = key[i];
- else
- pad[i] = 0;
- pad[i] ^= HMAC_IPAD_VALUE;
- }
- sha256_update(sctx, pad, sizeof(pad));
-}
-
-static void tpm2_hmac_final(struct sha256_ctx *sctx, u8 *key, u32 key_len,
- u8 *out)
-{
- u8 pad[SHA256_BLOCK_SIZE];
- int i;
-
- for (i = 0; i < sizeof(pad); i++) {
- if (i < key_len)
- pad[i] = key[i];
- else
- pad[i] = 0;
- pad[i] ^= HMAC_OPAD_VALUE;
- }
-
- /* collect the final hash; use out as temporary storage */
- sha256_final(sctx, out);
-
- sha256_init(sctx);
- sha256_update(sctx, pad, sizeof(pad));
- sha256_update(sctx, out, SHA256_DIGEST_SIZE);
- sha256_final(sctx, out);
-}
-
-/*
* assume hash sha256 and nonces u, v of size SHA256_DIGEST_SIZE but
* otherwise standard tpm2_KDFa. Note output is in bytes not bits.
*/
@@ -440,16 +439,16 @@ static void tpm2_KDFa(u8 *key, u32 key_len, const char *label, u8 *u,
const __be32 bits = cpu_to_be32(bytes * 8);
while (bytes > 0) {
- struct sha256_ctx sctx;
+ struct hmac_sha256_ctx hctx;
__be32 c = cpu_to_be32(counter);
- tpm2_hmac_init(&sctx, key, key_len);
- sha256_update(&sctx, (u8 *)&c, sizeof(c));
- sha256_update(&sctx, label, strlen(label)+1);
- sha256_update(&sctx, u, SHA256_DIGEST_SIZE);
- sha256_update(&sctx, v, SHA256_DIGEST_SIZE);
- sha256_update(&sctx, (u8 *)&bits, sizeof(bits));
- tpm2_hmac_final(&sctx, key, key_len, out);
+ hmac_sha256_init_usingrawkey(&hctx, key, key_len);
+ hmac_sha256_update(&hctx, (u8 *)&c, sizeof(c));
+ hmac_sha256_update(&hctx, label, strlen(label) + 1);
+ hmac_sha256_update(&hctx, u, SHA256_DIGEST_SIZE);
+ hmac_sha256_update(&hctx, v, SHA256_DIGEST_SIZE);
+ hmac_sha256_update(&hctx, (u8 *)&bits, sizeof(bits));
+ hmac_sha256_final(&hctx, out);
bytes -= SHA256_DIGEST_SIZE;
counter++;
@@ -578,11 +577,9 @@ static void tpm_buf_append_salt(struct tpm_buf *buf, struct tpm_chip *chip,
* encryption key and encrypts the first parameter of the command
* buffer with it.
*
- * As with most tpm_buf operations, success is assumed because failure
- * will be caused by an incorrect programming model and indicated by a
- * kernel message.
+ * Ends the authorization session on failure.
*/
-void tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
+int tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
{
u32 cc, handles, val;
struct tpm2_auth *auth = chip->auth;
@@ -593,9 +590,13 @@ void tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
u32 attrs;
u8 cphash[SHA256_DIGEST_SIZE];
struct sha256_ctx sctx;
+ struct hmac_sha256_ctx hctx;
+ int ret;
- if (!auth)
- return;
+ if (!auth) {
+ ret = -EIO;
+ goto err;
+ }
/* save the command code in BE format */
auth->ordinal = head->ordinal;
@@ -604,9 +605,11 @@ void tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
i = tpm2_find_cc(chip, cc);
if (i < 0) {
- dev_err(&chip->dev, "Command 0x%x not found in TPM\n", cc);
- return;
+ dev_err(&chip->dev, "command 0x%08x not found\n", cc);
+ ret = -EIO;
+ goto err;
}
+
attrs = chip->cc_attrs_tbl[i];
handles = (attrs >> TPM2_CC_ATTR_CHANDLES) & GENMASK(2, 0);
@@ -620,9 +623,9 @@ void tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
u32 handle = tpm_buf_read_u32(buf, &offset_s);
if (auth->name_h[i] != handle) {
- dev_err(&chip->dev, "TPM: handle %d wrong for name\n",
- i);
- return;
+ dev_err(&chip->dev, "invalid handle 0x%08x\n", handle);
+ ret = -EIO;
+ goto err;
}
}
/* point offset_s to the start of the sessions */
@@ -653,12 +656,14 @@ void tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
offset_s += len;
}
if (offset_s != offset_p) {
- dev_err(&chip->dev, "TPM session length is incorrect\n");
- return;
+ dev_err(&chip->dev, "session length is incorrect\n");
+ ret = -EIO;
+ goto err;
}
if (!hmac) {
- dev_err(&chip->dev, "TPM could not find HMAC session\n");
- return;
+ dev_err(&chip->dev, "could not find HMAC session\n");
+ ret = -EIO;
+ goto err;
}
/* encrypt before HMAC */
@@ -690,8 +695,11 @@ void tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
if (mso == TPM2_MSO_PERSISTENT ||
mso == TPM2_MSO_VOLATILE ||
mso == TPM2_MSO_NVRAM) {
- sha256_update(&sctx, auth->name[i],
- name_size(auth->name[i]));
+ ret = name_size(auth->name[i]);
+ if (ret < 0)
+ goto err;
+
+ sha256_update(&sctx, auth->name[i], ret);
} else {
__be32 h = cpu_to_be32(auth->name_h[i]);
@@ -704,14 +712,19 @@ void tpm_buf_fill_hmac_session(struct tpm_chip *chip, struct tpm_buf *buf)
sha256_final(&sctx, cphash);
/* now calculate the hmac */
- tpm2_hmac_init(&sctx, auth->session_key, sizeof(auth->session_key)
- + auth->passphrase_len);
- sha256_update(&sctx, cphash, sizeof(cphash));
- sha256_update(&sctx, auth->our_nonce, sizeof(auth->our_nonce));
- sha256_update(&sctx, auth->tpm_nonce, sizeof(auth->tpm_nonce));
- sha256_update(&sctx, &auth->attrs, 1);
- tpm2_hmac_final(&sctx, auth->session_key, sizeof(auth->session_key)
- + auth->passphrase_len, hmac);
+ hmac_sha256_init_usingrawkey(&hctx, auth->session_key,
+ sizeof(auth->session_key) +
+ auth->passphrase_len);
+ hmac_sha256_update(&hctx, cphash, sizeof(cphash));
+ hmac_sha256_update(&hctx, auth->our_nonce, sizeof(auth->our_nonce));
+ hmac_sha256_update(&hctx, auth->tpm_nonce, sizeof(auth->tpm_nonce));
+ hmac_sha256_update(&hctx, &auth->attrs, 1);
+ hmac_sha256_final(&hctx, hmac);
+ return 0;
+
+err:
+ tpm2_end_auth_session(chip);
+ return ret;
}
EXPORT_SYMBOL(tpm_buf_fill_hmac_session);
@@ -751,6 +764,7 @@ int tpm_buf_check_hmac_response(struct tpm_chip *chip, struct tpm_buf *buf,
u8 rphash[SHA256_DIGEST_SIZE];
u32 attrs, cc;
struct sha256_ctx sctx;
+ struct hmac_sha256_ctx hctx;
u16 tag = be16_to_cpu(head->tag);
int parm_len, len, i, handles;
@@ -820,21 +834,20 @@ int tpm_buf_check_hmac_response(struct tpm_chip *chip, struct tpm_buf *buf,
sha256_final(&sctx, rphash);
/* now calculate the hmac */
- tpm2_hmac_init(&sctx, auth->session_key, sizeof(auth->session_key)
- + auth->passphrase_len);
- sha256_update(&sctx, rphash, sizeof(rphash));
- sha256_update(&sctx, auth->tpm_nonce, sizeof(auth->tpm_nonce));
- sha256_update(&sctx, auth->our_nonce, sizeof(auth->our_nonce));
- sha256_update(&sctx, &auth->attrs, 1);
+ hmac_sha256_init_usingrawkey(&hctx, auth->session_key,
+ sizeof(auth->session_key) +
+ auth->passphrase_len);
+ hmac_sha256_update(&hctx, rphash, sizeof(rphash));
+ hmac_sha256_update(&hctx, auth->tpm_nonce, sizeof(auth->tpm_nonce));
+ hmac_sha256_update(&hctx, auth->our_nonce, sizeof(auth->our_nonce));
+ hmac_sha256_update(&hctx, &auth->attrs, 1);
/* we're done with the rphash, so put our idea of the hmac there */
- tpm2_hmac_final(&sctx, auth->session_key, sizeof(auth->session_key)
- + auth->passphrase_len, rphash);
- if (memcmp(rphash, &buf->data[offset_s], SHA256_DIGEST_SIZE) == 0) {
- rc = 0;
- } else {
+ hmac_sha256_final(&hctx, rphash);
+ if (crypto_memneq(rphash, &buf->data[offset_s], SHA256_DIGEST_SIZE)) {
dev_err(&chip->dev, "TPM: HMAC check failed\n");
goto out;
}
+ rc = 0;
/* now do response decryption */
if (auth->attrs & TPM2_SA_ENCRYPT) {
diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c
index ed97344f2324..6c25305c256e 100644
--- a/drivers/char/tpm/tpm_crb.c
+++ b/drivers/char/tpm/tpm_crb.c
@@ -133,8 +133,7 @@ static inline bool tpm_crb_has_idle(u32 start_method)
{
return !(start_method == ACPI_TPM2_START_METHOD ||
start_method == ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD ||
- start_method == ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC ||
- start_method == ACPI_TPM2_CRB_WITH_ARM_FFA);
+ start_method == ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC);
}
static bool crb_wait_for_reg_32(u32 __iomem *reg, u32 mask, u32 value,
@@ -180,6 +179,7 @@ static int crb_try_pluton_doorbell(struct crb_priv *priv, bool wait_for_complete
*
* @dev: crb device
* @priv: crb private data
+ * @loc: locality
*
* Write CRB_CTRL_REQ_GO_IDLE to TPM_CRB_CTRL_REQ
* The device should respond within TIMEOUT_C by clearing the bit.
@@ -191,7 +191,7 @@ static int crb_try_pluton_doorbell(struct crb_priv *priv, bool wait_for_complete
*
* Return: 0 always
*/
-static int __crb_go_idle(struct device *dev, struct crb_priv *priv)
+static int __crb_go_idle(struct device *dev, struct crb_priv *priv, int loc)
{
int rc;
@@ -200,6 +200,12 @@ static int __crb_go_idle(struct device *dev, struct crb_priv *priv)
iowrite32(CRB_CTRL_REQ_GO_IDLE, &priv->regs_t->ctrl_req);
+ if (priv->sm == ACPI_TPM2_CRB_WITH_ARM_FFA) {
+ rc = tpm_crb_ffa_start(CRB_FFA_START_TYPE_COMMAND, loc);
+ if (rc)
+ return rc;
+ }
+
rc = crb_try_pluton_doorbell(priv, true);
if (rc)
return rc;
@@ -220,7 +226,7 @@ static int crb_go_idle(struct tpm_chip *chip)
struct device *dev = &chip->dev;
struct crb_priv *priv = dev_get_drvdata(dev);
- return __crb_go_idle(dev, priv);
+ return __crb_go_idle(dev, priv, chip->locality);
}
/**
@@ -228,6 +234,7 @@ static int crb_go_idle(struct tpm_chip *chip)
*
* @dev: crb device
* @priv: crb private data
+ * @loc: locality
*
* Write CRB_CTRL_REQ_CMD_READY to TPM_CRB_CTRL_REQ
* and poll till the device acknowledge it by clearing the bit.
@@ -238,7 +245,7 @@ static int crb_go_idle(struct tpm_chip *chip)
*
* Return: 0 on success -ETIME on timeout;
*/
-static int __crb_cmd_ready(struct device *dev, struct crb_priv *priv)
+static int __crb_cmd_ready(struct device *dev, struct crb_priv *priv, int loc)
{
int rc;
@@ -247,6 +254,12 @@ static int __crb_cmd_ready(struct device *dev, struct crb_priv *priv)
iowrite32(CRB_CTRL_REQ_CMD_READY, &priv->regs_t->ctrl_req);
+ if (priv->sm == ACPI_TPM2_CRB_WITH_ARM_FFA) {
+ rc = tpm_crb_ffa_start(CRB_FFA_START_TYPE_COMMAND, loc);
+ if (rc)
+ return rc;
+ }
+
rc = crb_try_pluton_doorbell(priv, true);
if (rc)
return rc;
@@ -267,7 +280,7 @@ static int crb_cmd_ready(struct tpm_chip *chip)
struct device *dev = &chip->dev;
struct crb_priv *priv = dev_get_drvdata(dev);
- return __crb_cmd_ready(dev, priv);
+ return __crb_cmd_ready(dev, priv, chip->locality);
}
static int __crb_request_locality(struct device *dev,
@@ -401,7 +414,7 @@ static int crb_do_acpi_start(struct tpm_chip *chip)
#ifdef CONFIG_ARM64
/*
* This is a TPM Command Response Buffer start method that invokes a
- * Secure Monitor Call to requrest the firmware to execute or cancel
+ * Secure Monitor Call to request the firmware to execute or cancel
* a TPM 2.0 command.
*/
static int tpm_crb_smc_start(struct device *dev, unsigned long func_id)
@@ -444,7 +457,7 @@ static int crb_send(struct tpm_chip *chip, u8 *buf, size_t bufsiz, size_t len)
/* Seems to be necessary for every command */
if (priv->sm == ACPI_TPM2_COMMAND_BUFFER_WITH_PLUTON)
- __crb_cmd_ready(&chip->dev, priv);
+ __crb_cmd_ready(&chip->dev, priv, chip->locality);
memcpy_toio(priv->cmd, buf, len);
@@ -672,7 +685,7 @@ static int crb_map_io(struct acpi_device *device, struct crb_priv *priv,
* PTT HW bug w/a: wake up the device to access
* possibly not retained registers.
*/
- ret = __crb_cmd_ready(dev, priv);
+ ret = __crb_cmd_ready(dev, priv, 0);
if (ret)
goto out_relinquish_locality;
@@ -744,7 +757,7 @@ out:
if (!ret)
priv->cmd_size = cmd_size;
- __crb_go_idle(dev, priv);
+ __crb_go_idle(dev, priv, 0);
out_relinquish_locality:
diff --git a/drivers/char/tpm/tpm_loongson.c b/drivers/char/tpm/tpm_loongson.c
new file mode 100644
index 000000000000..9e50250763d1
--- /dev/null
+++ b/drivers/char/tpm/tpm_loongson.c
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) 2025 Loongson Technology Corporation Limited. */
+
+#include <linux/device.h>
+#include <linux/mfd/loongson-se.h>
+#include <linux/platform_device.h>
+#include <linux/wait.h>
+
+#include "tpm.h"
+
+struct tpm_loongson_cmd {
+ u32 cmd_id;
+ u32 data_off;
+ u32 data_len;
+ u32 pad[5];
+};
+
+static int tpm_loongson_recv(struct tpm_chip *chip, u8 *buf, size_t count)
+{
+ struct loongson_se_engine *tpm_engine = dev_get_drvdata(&chip->dev);
+ struct tpm_loongson_cmd *cmd_ret = tpm_engine->command_ret;
+
+ if (cmd_ret->data_len > count)
+ return -EIO;
+
+ memcpy(buf, tpm_engine->data_buffer, cmd_ret->data_len);
+
+ return cmd_ret->data_len;
+}
+
+static int tpm_loongson_send(struct tpm_chip *chip, u8 *buf, size_t bufsiz, size_t count)
+{
+ struct loongson_se_engine *tpm_engine = dev_get_drvdata(&chip->dev);
+ struct tpm_loongson_cmd *cmd = tpm_engine->command;
+
+ if (count > tpm_engine->buffer_size)
+ return -E2BIG;
+
+ cmd->data_len = count;
+ memcpy(tpm_engine->data_buffer, buf, count);
+
+ return loongson_se_send_engine_cmd(tpm_engine);
+}
+
+static const struct tpm_class_ops tpm_loongson_ops = {
+ .flags = TPM_OPS_AUTO_STARTUP,
+ .recv = tpm_loongson_recv,
+ .send = tpm_loongson_send,
+};
+
+static int tpm_loongson_probe(struct platform_device *pdev)
+{
+ struct loongson_se_engine *tpm_engine;
+ struct device *dev = &pdev->dev;
+ struct tpm_loongson_cmd *cmd;
+ struct tpm_chip *chip;
+
+ tpm_engine = loongson_se_init_engine(dev->parent, SE_ENGINE_TPM);
+ if (!tpm_engine)
+ return -ENODEV;
+ cmd = tpm_engine->command;
+ cmd->cmd_id = SE_CMD_TPM;
+ cmd->data_off = tpm_engine->buffer_off;
+
+ chip = tpmm_chip_alloc(dev, &tpm_loongson_ops);
+ if (IS_ERR(chip))
+ return PTR_ERR(chip);
+ chip->flags = TPM_CHIP_FLAG_TPM2 | TPM_CHIP_FLAG_IRQ;
+ dev_set_drvdata(&chip->dev, tpm_engine);
+
+ return tpm_chip_register(chip);
+}
+
+static struct platform_driver tpm_loongson = {
+ .probe = tpm_loongson_probe,
+ .driver = {
+ .name = "tpm_loongson",
+ },
+};
+module_platform_driver(tpm_loongson);
+
+MODULE_ALIAS("platform:tpm_loongson");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Loongson TPM driver");
diff --git a/drivers/char/tpm/tpm_ppi.c b/drivers/char/tpm/tpm_ppi.c
index d53fce1c9d6f..c9793a3d986d 100644
--- a/drivers/char/tpm/tpm_ppi.c
+++ b/drivers/char/tpm/tpm_ppi.c
@@ -33,6 +33,20 @@ static const guid_t tpm_ppi_guid =
GUID_INIT(0x3DDDFAA6, 0x361B, 0x4EB4,
0xA4, 0x24, 0x8D, 0x10, 0x08, 0x9D, 0x16, 0x53);
+static const char * const tpm_ppi_info[] = {
+ "Not implemented",
+ "BIOS only",
+ "Blocked for OS by system firmware",
+ "User required",
+ "User not required",
+};
+
+/* A spinlock to protect access to the cache from concurrent reads */
+static DEFINE_MUTEX(tpm_ppi_lock);
+
+static u32 ppi_operations_cache[PPI_VS_REQ_END + 1];
+static bool ppi_cache_populated;
+
static bool tpm_ppi_req_has_parameter(u64 req)
{
return req == 23;
@@ -277,8 +291,7 @@ cleanup:
return status;
}
-static ssize_t show_ppi_operations(acpi_handle dev_handle, char *buf, u32 start,
- u32 end)
+static ssize_t cache_ppi_operations(acpi_handle dev_handle, char *buf)
{
int i;
u32 ret;
@@ -286,34 +299,22 @@ static ssize_t show_ppi_operations(acpi_handle dev_handle, char *buf, u32 start,
union acpi_object *obj, tmp;
union acpi_object argv = ACPI_INIT_DSM_ARGV4(1, &tmp);
- static char *info[] = {
- "Not implemented",
- "BIOS only",
- "Blocked for OS by BIOS",
- "User required",
- "User not required",
- };
-
if (!acpi_check_dsm(dev_handle, &tpm_ppi_guid, TPM_PPI_REVISION_ID_1,
1 << TPM_PPI_FN_GETOPR))
return -EPERM;
tmp.integer.type = ACPI_TYPE_INTEGER;
- for (i = start; i <= end; i++) {
+ for (i = 0; i <= PPI_VS_REQ_END; i++) {
tmp.integer.value = i;
obj = tpm_eval_dsm(dev_handle, TPM_PPI_FN_GETOPR,
ACPI_TYPE_INTEGER, &argv,
TPM_PPI_REVISION_ID_1);
- if (!obj) {
+ if (!obj)
return -ENOMEM;
- } else {
- ret = obj->integer.value;
- ACPI_FREE(obj);
- }
- if (ret > 0 && ret < ARRAY_SIZE(info))
- len += sysfs_emit_at(buf, len, "%d %d: %s\n",
- i, ret, info[ret]);
+ ret = obj->integer.value;
+ ppi_operations_cache[i] = ret;
+ ACPI_FREE(obj);
}
return len;
@@ -324,9 +325,30 @@ static ssize_t tpm_show_ppi_tcg_operations(struct device *dev,
char *buf)
{
struct tpm_chip *chip = to_tpm_chip(dev);
+ ssize_t len = 0;
+ u32 ret;
+ int i;
+
+ mutex_lock(&tpm_ppi_lock);
+ if (!ppi_cache_populated) {
+ len = cache_ppi_operations(chip->acpi_dev_handle, buf);
+ if (len < 0) {
+ mutex_unlock(&tpm_ppi_lock);
+ return len;
+ }
- return show_ppi_operations(chip->acpi_dev_handle, buf, 0,
- PPI_TPM_REQ_MAX);
+ ppi_cache_populated = true;
+ }
+
+ for (i = 0; i <= PPI_TPM_REQ_MAX; i++) {
+ ret = ppi_operations_cache[i];
+ if (ret >= 0 && ret < ARRAY_SIZE(tpm_ppi_info))
+ len += sysfs_emit_at(buf, len, "%d %d: %s\n",
+ i, ret, tpm_ppi_info[ret]);
+ }
+ mutex_unlock(&tpm_ppi_lock);
+
+ return len;
}
static ssize_t tpm_show_ppi_vs_operations(struct device *dev,
@@ -334,9 +356,30 @@ static ssize_t tpm_show_ppi_vs_operations(struct device *dev,
char *buf)
{
struct tpm_chip *chip = to_tpm_chip(dev);
+ ssize_t len = 0;
+ u32 ret;
+ int i;
- return show_ppi_operations(chip->acpi_dev_handle, buf, PPI_VS_REQ_START,
- PPI_VS_REQ_END);
+ mutex_lock(&tpm_ppi_lock);
+ if (!ppi_cache_populated) {
+ len = cache_ppi_operations(chip->acpi_dev_handle, buf);
+ if (len < 0) {
+ mutex_unlock(&tpm_ppi_lock);
+ return len;
+ }
+
+ ppi_cache_populated = true;
+ }
+
+ for (i = PPI_VS_REQ_START; i <= PPI_VS_REQ_END; i++) {
+ ret = ppi_operations_cache[i];
+ if (ret >= 0 && ret < ARRAY_SIZE(tpm_ppi_info))
+ len += sysfs_emit_at(buf, len, "%d %d: %s\n",
+ i, ret, tpm_ppi_info[ret]);
+ }
+ mutex_unlock(&tpm_ppi_lock);
+
+ return len;
}
static DEVICE_ATTR(version, S_IRUGO, tpm_show_ppi_version, NULL);
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
index 4b12c4b9da8b..e2a1769081b1 100644
--- a/drivers/char/tpm/tpm_tis_core.c
+++ b/drivers/char/tpm/tpm_tis_core.c
@@ -265,8 +265,7 @@ static u8 tpm_tis_status(struct tpm_chip *chip)
/*
* Dump stack for forensics, as invalid TPM_STS.x could be
- * potentially triggered by impaired tpm_try_get_ops() or
- * tpm_find_get_ops().
+ * potentially triggered by impaired tpm_try_get_ops().
*/
dump_stack();
}
@@ -978,8 +977,8 @@ restore_irqs:
* will call disable_irq which undoes all of the above.
*/
if (!(chip->flags & TPM_CHIP_FLAG_IRQ)) {
- tpm_tis_write8(priv, original_int_vec,
- TPM_INT_VECTOR(priv->locality));
+ tpm_tis_write8(priv, TPM_INT_VECTOR(priv->locality),
+ original_int_vec);
rc = -1;
}
diff --git a/drivers/char/xillybus/xillybus_core.c b/drivers/char/xillybus/xillybus_core.c
index efb1ae834265..fc4e69b5cb6a 100644
--- a/drivers/char/xillybus/xillybus_core.c
+++ b/drivers/char/xillybus/xillybus_core.c
@@ -1973,7 +1973,7 @@ EXPORT_SYMBOL(xillybus_endpoint_remove);
static int __init xillybus_init(void)
{
- xillybus_wq = alloc_workqueue(xillyname, 0, 0);
+ xillybus_wq = alloc_workqueue(xillyname, WQ_UNBOUND, 0);
if (!xillybus_wq)
return -ENOMEM;
diff --git a/drivers/char/xillybus/xillyusb.c b/drivers/char/xillybus/xillyusb.c
index 45771b1a3716..386531474213 100644
--- a/drivers/char/xillybus/xillyusb.c
+++ b/drivers/char/xillybus/xillyusb.c
@@ -2163,7 +2163,7 @@ static int xillyusb_probe(struct usb_interface *interface,
spin_lock_init(&xdev->error_lock);
xdev->in_counter = 0;
xdev->in_bytes_left = 0;
- xdev->workq = alloc_workqueue(xillyname, WQ_HIGHPRI, 0);
+ xdev->workq = alloc_workqueue(xillyname, WQ_HIGHPRI | WQ_UNBOUND, 0);
if (!xdev->workq) {
dev_err(&interface->dev, "Failed to allocate work queue\n");
@@ -2275,7 +2275,7 @@ static int __init xillyusb_init(void)
{
int rc = 0;
- wakeup_wq = alloc_workqueue(xillyname, 0, 0);
+ wakeup_wq = alloc_workqueue(xillyname, WQ_UNBOUND, 0);
if (!wakeup_wq)
return -ENOMEM;
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index 4d56475f94fc..3a1611008e48 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -364,6 +364,7 @@ config COMMON_CLK_LOCHNAGAR
config COMMON_CLK_NPCM8XX
tristate "Clock driver for the NPCM8XX SoC Family"
depends on ARCH_NPCM || COMPILE_TEST
+ select AUXILIARY_BUS
help
This driver supports the clocks on the Nuvoton BMC NPCM8XX SoC Family,
all the clocks are initialized by the bootloader, so this driver
@@ -501,6 +502,15 @@ config COMMON_CLK_SP7021
Not all features of the PLL are currently supported
by the driver.
+config COMMON_CLK_RPMI
+ tristate "Clock driver based on RISC-V RPMI"
+ depends on RISCV || COMPILE_TEST
+ depends on MAILBOX
+ default RISCV
+ help
+ Support for clocks based on the clock service group defined by
+ the RISC-V platform management interface (RPMI) specification.
+
source "drivers/clk/actions/Kconfig"
source "drivers/clk/analogbits/Kconfig"
source "drivers/clk/baikal-t1/Kconfig"
@@ -511,6 +521,7 @@ source "drivers/clk/imx/Kconfig"
source "drivers/clk/ingenic/Kconfig"
source "drivers/clk/keystone/Kconfig"
source "drivers/clk/mediatek/Kconfig"
+source "drivers/clk/mmp/Kconfig"
source "drivers/clk/meson/Kconfig"
source "drivers/clk/mstar/Kconfig"
source "drivers/clk/microchip/Kconfig"
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index 18ed29cfdc11..61ec08404442 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -86,6 +86,7 @@ obj-$(CONFIG_COMMON_CLK_PWM) += clk-pwm.o
obj-$(CONFIG_CLK_QORIQ) += clk-qoriq.o
obj-$(CONFIG_COMMON_CLK_RK808) += clk-rk808.o
obj-$(CONFIG_COMMON_CLK_RP1) += clk-rp1.o
+obj-$(CONFIG_COMMON_CLK_RPMI) += clk-rpmi.o
obj-$(CONFIG_COMMON_CLK_HI655X) += clk-hi655x.o
obj-$(CONFIG_COMMON_CLK_S2MPS11) += clk-s2mps11.o
obj-$(CONFIG_COMMON_CLK_SCMI) += clk-scmi.o
@@ -124,8 +125,7 @@ obj-$(CONFIG_ARCH_HISI) += hisilicon/
obj-y += imgtec/
obj-y += imx/
obj-y += ingenic/
-obj-$(CONFIG_ARCH_K3) += keystone/
-obj-$(CONFIG_ARCH_KEYSTONE) += keystone/
+obj-y += keystone/
obj-y += mediatek/
obj-$(CONFIG_ARCH_MESON) += meson/
obj-y += microchip/
diff --git a/drivers/clk/actions/owl-common.c b/drivers/clk/actions/owl-common.c
index c62024b7c737..b3dded204dc5 100644
--- a/drivers/clk/actions/owl-common.c
+++ b/drivers/clk/actions/owl-common.c
@@ -18,7 +18,6 @@ static const struct regmap_config owl_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x00cc,
- .fast_io = true,
};
static void owl_clk_set_regmap(const struct owl_clk_desc *desc,
diff --git a/drivers/clk/actions/owl-common.h b/drivers/clk/actions/owl-common.h
index 8fb65f3e82d7..5768a2e0f6a0 100644
--- a/drivers/clk/actions/owl-common.h
+++ b/drivers/clk/actions/owl-common.h
@@ -32,7 +32,7 @@ struct owl_clk_desc {
};
static inline struct owl_clk_common *
- hw_to_owl_clk_common(const struct clk_hw *hw)
+ hw_to_owl_clk_common(struct clk_hw *hw)
{
return container_of(hw, struct owl_clk_common, hw);
}
diff --git a/drivers/clk/actions/owl-composite.c b/drivers/clk/actions/owl-composite.c
index 48f177f6ce9c..00b74f8bc437 100644
--- a/drivers/clk/actions/owl-composite.c
+++ b/drivers/clk/actions/owl-composite.c
@@ -122,13 +122,13 @@ static int owl_comp_fact_set_rate(struct clk_hw *hw, unsigned long rate,
rate, parent_rate);
}
-static long owl_comp_fix_fact_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int owl_comp_fix_fact_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct owl_composite *comp = hw_to_owl_comp(hw);
struct clk_fixed_factor *fix_fact_hw = &comp->rate.fix_fact_hw;
- return comp->fix_fact_ops->round_rate(&fix_fact_hw->hw, rate, parent_rate);
+ return comp->fix_fact_ops->determine_rate(&fix_fact_hw->hw, req);
}
static unsigned long owl_comp_fix_fact_recalc_rate(struct clk_hw *hw,
@@ -193,7 +193,7 @@ const struct clk_ops owl_comp_fix_fact_ops = {
.is_enabled = owl_comp_is_enabled,
/* fix_fact_ops */
- .round_rate = owl_comp_fix_fact_round_rate,
+ .determine_rate = owl_comp_fix_fact_determine_rate,
.recalc_rate = owl_comp_fix_fact_recalc_rate,
.set_rate = owl_comp_fix_fact_set_rate,
};
diff --git a/drivers/clk/actions/owl-composite.h b/drivers/clk/actions/owl-composite.h
index bca38bf8f218..6d7c6f0c47c8 100644
--- a/drivers/clk/actions/owl-composite.h
+++ b/drivers/clk/actions/owl-composite.h
@@ -108,7 +108,7 @@ struct owl_composite {
}, \
}
-static inline struct owl_composite *hw_to_owl_comp(const struct clk_hw *hw)
+static inline struct owl_composite *hw_to_owl_comp(struct clk_hw *hw)
{
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
diff --git a/drivers/clk/actions/owl-divider.c b/drivers/clk/actions/owl-divider.c
index cddac00fe324..118f1393c678 100644
--- a/drivers/clk/actions/owl-divider.c
+++ b/drivers/clk/actions/owl-divider.c
@@ -23,13 +23,16 @@ long owl_divider_helper_round_rate(struct owl_clk_common *common,
div_hw->div_flags);
}
-static long owl_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int owl_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct owl_divider *div = hw_to_owl_divider(hw);
- return owl_divider_helper_round_rate(&div->common, &div->div_hw,
- rate, parent_rate);
+ req->rate = owl_divider_helper_round_rate(&div->common, &div->div_hw,
+ req->rate,
+ &req->best_parent_rate);
+
+ return 0;
}
unsigned long owl_divider_helper_recalc_rate(struct owl_clk_common *common,
@@ -89,6 +92,6 @@ static int owl_divider_set_rate(struct clk_hw *hw, unsigned long rate,
const struct clk_ops owl_divider_ops = {
.recalc_rate = owl_divider_recalc_rate,
- .round_rate = owl_divider_round_rate,
+ .determine_rate = owl_divider_determine_rate,
.set_rate = owl_divider_set_rate,
};
diff --git a/drivers/clk/actions/owl-divider.h b/drivers/clk/actions/owl-divider.h
index 083be6d80954..d76f58782c52 100644
--- a/drivers/clk/actions/owl-divider.h
+++ b/drivers/clk/actions/owl-divider.h
@@ -49,7 +49,7 @@ struct owl_divider {
}, \
}
-static inline struct owl_divider *hw_to_owl_divider(const struct clk_hw *hw)
+static inline struct owl_divider *hw_to_owl_divider(struct clk_hw *hw)
{
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
diff --git a/drivers/clk/actions/owl-factor.c b/drivers/clk/actions/owl-factor.c
index 64f316cf7cfc..12f41f6bacd6 100644
--- a/drivers/clk/actions/owl-factor.c
+++ b/drivers/clk/actions/owl-factor.c
@@ -130,14 +130,16 @@ long owl_factor_helper_round_rate(struct owl_clk_common *common,
return *parent_rate * mul / div;
}
-static long owl_factor_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int owl_factor_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct owl_factor *factor = hw_to_owl_factor(hw);
struct owl_factor_hw *factor_hw = &factor->factor_hw;
- return owl_factor_helper_round_rate(&factor->common, factor_hw,
- rate, parent_rate);
+ req->rate = owl_factor_helper_round_rate(&factor->common, factor_hw,
+ req->rate, &req->best_parent_rate);
+
+ return 0;
}
unsigned long owl_factor_helper_recalc_rate(struct owl_clk_common *common,
@@ -214,7 +216,7 @@ static int owl_factor_set_rate(struct clk_hw *hw, unsigned long rate,
}
const struct clk_ops owl_factor_ops = {
- .round_rate = owl_factor_round_rate,
+ .determine_rate = owl_factor_determine_rate,
.recalc_rate = owl_factor_recalc_rate,
.set_rate = owl_factor_set_rate,
};
diff --git a/drivers/clk/actions/owl-factor.h b/drivers/clk/actions/owl-factor.h
index 04b89cbfdccb..24c704d40925 100644
--- a/drivers/clk/actions/owl-factor.h
+++ b/drivers/clk/actions/owl-factor.h
@@ -57,7 +57,7 @@ struct owl_factor {
#define div_mask(d) ((1 << ((d)->width)) - 1)
-static inline struct owl_factor *hw_to_owl_factor(const struct clk_hw *hw)
+static inline struct owl_factor *hw_to_owl_factor(struct clk_hw *hw)
{
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
diff --git a/drivers/clk/actions/owl-gate.h b/drivers/clk/actions/owl-gate.h
index c2f161c93fda..ac458d4385ee 100644
--- a/drivers/clk/actions/owl-gate.h
+++ b/drivers/clk/actions/owl-gate.h
@@ -56,7 +56,7 @@ struct owl_gate {
}, \
} \
-static inline struct owl_gate *hw_to_owl_gate(const struct clk_hw *hw)
+static inline struct owl_gate *hw_to_owl_gate(struct clk_hw *hw)
{
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
diff --git a/drivers/clk/actions/owl-mux.h b/drivers/clk/actions/owl-mux.h
index 53b9ab665294..dc0ecc2d5e10 100644
--- a/drivers/clk/actions/owl-mux.h
+++ b/drivers/clk/actions/owl-mux.h
@@ -44,7 +44,7 @@ struct owl_mux {
}, \
}
-static inline struct owl_mux *hw_to_owl_mux(const struct clk_hw *hw)
+static inline struct owl_mux *hw_to_owl_mux(struct clk_hw *hw)
{
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
diff --git a/drivers/clk/actions/owl-pll.c b/drivers/clk/actions/owl-pll.c
index 155f313986b4..869690b79cc1 100644
--- a/drivers/clk/actions/owl-pll.c
+++ b/drivers/clk/actions/owl-pll.c
@@ -56,8 +56,8 @@ static const struct clk_pll_table *_get_pll_table(
return table;
}
-static long owl_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int owl_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct owl_pll *pll = hw_to_owl_pll(hw);
struct owl_pll_hw *pll_hw = &pll->pll_hw;
@@ -65,17 +65,24 @@ static long owl_pll_round_rate(struct clk_hw *hw, unsigned long rate,
u32 mul;
if (pll_hw->table) {
- clkt = _get_pll_table(pll_hw->table, rate);
- return clkt->rate;
+ clkt = _get_pll_table(pll_hw->table, req->rate);
+ req->rate = clkt->rate;
+
+ return 0;
}
/* fixed frequency */
- if (pll_hw->width == 0)
- return pll_hw->bfreq;
+ if (pll_hw->width == 0) {
+ req->rate = pll_hw->bfreq;
- mul = owl_pll_calculate_mul(pll_hw, rate);
+ return 0;
+ }
+
+ mul = owl_pll_calculate_mul(pll_hw, req->rate);
- return pll_hw->bfreq * mul;
+ req->rate = pll_hw->bfreq * mul;
+
+ return 0;
}
static unsigned long owl_pll_recalc_rate(struct clk_hw *hw,
@@ -188,7 +195,7 @@ const struct clk_ops owl_pll_ops = {
.enable = owl_pll_enable,
.disable = owl_pll_disable,
.is_enabled = owl_pll_is_enabled,
- .round_rate = owl_pll_round_rate,
+ .determine_rate = owl_pll_determine_rate,
.recalc_rate = owl_pll_recalc_rate,
.set_rate = owl_pll_set_rate,
};
diff --git a/drivers/clk/actions/owl-pll.h b/drivers/clk/actions/owl-pll.h
index 78e5fc360b03..58e19f1ade43 100644
--- a/drivers/clk/actions/owl-pll.h
+++ b/drivers/clk/actions/owl-pll.h
@@ -98,7 +98,7 @@ struct owl_pll {
#define mul_mask(m) ((1 << ((m)->width)) - 1)
-static inline struct owl_pll *hw_to_owl_pll(const struct clk_hw *hw)
+static inline struct owl_pll *hw_to_owl_pll(struct clk_hw *hw)
{
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
diff --git a/drivers/clk/at91/clk-audio-pll.c b/drivers/clk/at91/clk-audio-pll.c
index a92da64c12e1..bf9b635ac9d6 100644
--- a/drivers/clk/at91/clk-audio-pll.c
+++ b/drivers/clk/at91/clk-audio-pll.c
@@ -270,8 +270,8 @@ static int clk_audio_pll_frac_determine_rate(struct clk_hw *hw,
return 0;
}
-static long clk_audio_pll_pad_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_audio_pll_pad_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_hw *pclk = clk_hw_get_parent(hw);
long best_rate = -EINVAL;
@@ -283,7 +283,7 @@ static long clk_audio_pll_pad_round_rate(struct clk_hw *hw, unsigned long rate,
int best_diff = -1;
pr_debug("A PLL/PAD: %s, rate = %lu (parent_rate = %lu)\n", __func__,
- rate, *parent_rate);
+ req->rate, req->best_parent_rate);
/*
* Rate divisor is actually made of two different divisors, multiplied
@@ -304,12 +304,12 @@ static long clk_audio_pll_pad_round_rate(struct clk_hw *hw, unsigned long rate,
continue;
best_parent_rate = clk_hw_round_rate(pclk,
- rate * tmp_qd * div);
+ req->rate * tmp_qd * div);
tmp_rate = best_parent_rate / (div * tmp_qd);
- tmp_diff = abs(rate - tmp_rate);
+ tmp_diff = abs(req->rate - tmp_rate);
if (best_diff < 0 || best_diff > tmp_diff) {
- *parent_rate = best_parent_rate;
+ req->best_parent_rate = best_parent_rate;
best_rate = tmp_rate;
best_diff = tmp_diff;
}
@@ -318,11 +318,13 @@ static long clk_audio_pll_pad_round_rate(struct clk_hw *hw, unsigned long rate,
pr_debug("A PLL/PAD: %s, best_rate = %ld, best_parent_rate = %lu\n",
__func__, best_rate, best_parent_rate);
- return best_rate;
+ req->rate = best_rate;
+
+ return 0;
}
-static long clk_audio_pll_pmc_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_audio_pll_pmc_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_hw *pclk = clk_hw_get_parent(hw);
long best_rate = -EINVAL;
@@ -333,20 +335,20 @@ static long clk_audio_pll_pmc_round_rate(struct clk_hw *hw, unsigned long rate,
int best_diff = -1;
pr_debug("A PLL/PMC: %s, rate = %lu (parent_rate = %lu)\n", __func__,
- rate, *parent_rate);
+ req->rate, req->best_parent_rate);
- if (!rate)
+ if (!req->rate)
return 0;
best_parent_rate = clk_round_rate(pclk->clk, 1);
- div = max(best_parent_rate / rate, 1UL);
+ div = max(best_parent_rate / req->rate, 1UL);
for (; div <= AUDIO_PLL_QDPMC_MAX; div++) {
- best_parent_rate = clk_round_rate(pclk->clk, rate * div);
+ best_parent_rate = clk_round_rate(pclk->clk, req->rate * div);
tmp_rate = best_parent_rate / div;
- tmp_diff = abs(rate - tmp_rate);
+ tmp_diff = abs(req->rate - tmp_rate);
if (best_diff < 0 || best_diff > tmp_diff) {
- *parent_rate = best_parent_rate;
+ req->best_parent_rate = best_parent_rate;
best_rate = tmp_rate;
best_diff = tmp_diff;
tmp_qd = div;
@@ -356,9 +358,11 @@ static long clk_audio_pll_pmc_round_rate(struct clk_hw *hw, unsigned long rate,
}
pr_debug("A PLL/PMC: %s, best_rate = %ld, best_parent_rate = %lu (qd = %d)\n",
- __func__, best_rate, *parent_rate, tmp_qd - 1);
+ __func__, best_rate, req->best_parent_rate, tmp_qd - 1);
+
+ req->rate = best_rate;
- return best_rate;
+ return 0;
}
static int clk_audio_pll_frac_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -436,7 +440,7 @@ static const struct clk_ops audio_pll_pad_ops = {
.enable = clk_audio_pll_pad_enable,
.disable = clk_audio_pll_pad_disable,
.recalc_rate = clk_audio_pll_pad_recalc_rate,
- .round_rate = clk_audio_pll_pad_round_rate,
+ .determine_rate = clk_audio_pll_pad_determine_rate,
.set_rate = clk_audio_pll_pad_set_rate,
};
@@ -444,7 +448,7 @@ static const struct clk_ops audio_pll_pmc_ops = {
.enable = clk_audio_pll_pmc_enable,
.disable = clk_audio_pll_pmc_disable,
.recalc_rate = clk_audio_pll_pmc_recalc_rate,
- .round_rate = clk_audio_pll_pmc_round_rate,
+ .determine_rate = clk_audio_pll_pmc_determine_rate,
.set_rate = clk_audio_pll_pmc_set_rate,
};
diff --git a/drivers/clk/at91/clk-h32mx.c b/drivers/clk/at91/clk-h32mx.c
index 1e6c12eeda10..a9aa93b5a870 100644
--- a/drivers/clk/at91/clk-h32mx.c
+++ b/drivers/clk/at91/clk-h32mx.c
@@ -40,21 +40,32 @@ static unsigned long clk_sama5d4_h32mx_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
-static long clk_sama5d4_h32mx_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_sama5d4_h32mx_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned long div;
- if (rate > *parent_rate)
- return *parent_rate;
- div = *parent_rate / 2;
- if (rate < div)
- return div;
+ if (req->rate > req->best_parent_rate) {
+ req->rate = req->best_parent_rate;
- if (rate - div < *parent_rate - rate)
- return div;
+ return 0;
+ }
+ div = req->best_parent_rate / 2;
+ if (req->rate < div) {
+ req->rate = div;
+
+ return 0;
+ }
+
+ if (req->rate - div < req->best_parent_rate - req->rate) {
+ req->rate = div;
- return *parent_rate;
+ return 0;
+ }
+
+ req->rate = req->best_parent_rate;
+
+ return 0;
}
static int clk_sama5d4_h32mx_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -77,7 +88,7 @@ static int clk_sama5d4_h32mx_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops h32mx_ops = {
.recalc_rate = clk_sama5d4_h32mx_recalc_rate,
- .round_rate = clk_sama5d4_h32mx_round_rate,
+ .determine_rate = clk_sama5d4_h32mx_determine_rate,
.set_rate = clk_sama5d4_h32mx_set_rate,
};
diff --git a/drivers/clk/at91/clk-master.c b/drivers/clk/at91/clk-master.c
index 7a544e429d34..d5ea2069ec83 100644
--- a/drivers/clk/at91/clk-master.c
+++ b/drivers/clk/at91/clk-master.c
@@ -580,6 +580,9 @@ clk_sama7g5_master_recalc_rate(struct clk_hw *hw,
{
struct clk_master *master = to_clk_master(hw);
+ if (master->div == MASTER_PRES_MAX)
+ return DIV_ROUND_CLOSEST_ULL(parent_rate, 3);
+
return DIV_ROUND_CLOSEST_ULL(parent_rate, (1 << master->div));
}
diff --git a/drivers/clk/at91/clk-peripheral.c b/drivers/clk/at91/clk-peripheral.c
index c173a44c800a..e7208c47268b 100644
--- a/drivers/clk/at91/clk-peripheral.c
+++ b/drivers/clk/at91/clk-peripheral.c
@@ -3,6 +3,7 @@
* Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
*/
+#include <linux/bitfield.h>
#include <linux/bitops.h>
#include <linux/clk-provider.h>
#include <linux/clkdev.h>
@@ -279,8 +280,11 @@ static int clk_sam9x5_peripheral_determine_rate(struct clk_hw *hw,
long best_diff = LONG_MIN;
u32 shift;
- if (periph->id < PERIPHERAL_ID_MIN || !periph->range.max)
- return parent_rate;
+ if (periph->id < PERIPHERAL_ID_MIN || !periph->range.max) {
+ req->rate = parent_rate;
+
+ return 0;
+ }
/* Fist step: check the available dividers. */
for (shift = 0; shift <= PERIPHERAL_MAX_SHIFT; shift++) {
@@ -332,50 +336,57 @@ end:
return 0;
}
-static long clk_sam9x5_peripheral_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *parent_rate)
+static int clk_sam9x5_peripheral_no_parent_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int shift = 0;
unsigned long best_rate;
unsigned long best_diff;
- unsigned long cur_rate = *parent_rate;
+ unsigned long cur_rate = req->best_parent_rate;
unsigned long cur_diff;
struct clk_sam9x5_peripheral *periph = to_clk_sam9x5_peripheral(hw);
- if (periph->id < PERIPHERAL_ID_MIN || !periph->range.max)
- return *parent_rate;
+ if (periph->id < PERIPHERAL_ID_MIN || !periph->range.max) {
+ req->rate = req->best_parent_rate;
+
+ return 0;
+ }
if (periph->range.max) {
for (; shift <= PERIPHERAL_MAX_SHIFT; shift++) {
- cur_rate = *parent_rate >> shift;
+ cur_rate = req->best_parent_rate >> shift;
if (cur_rate <= periph->range.max)
break;
}
}
- if (rate >= cur_rate)
- return cur_rate;
+ if (req->rate >= cur_rate) {
+ req->rate = cur_rate;
+
+ return 0;
+ }
- best_diff = cur_rate - rate;
+ best_diff = cur_rate - req->rate;
best_rate = cur_rate;
for (; shift <= PERIPHERAL_MAX_SHIFT; shift++) {
- cur_rate = *parent_rate >> shift;
- if (cur_rate < rate)
- cur_diff = rate - cur_rate;
+ cur_rate = req->best_parent_rate >> shift;
+ if (cur_rate < req->rate)
+ cur_diff = req->rate - cur_rate;
else
- cur_diff = cur_rate - rate;
+ cur_diff = cur_rate - req->rate;
if (cur_diff < best_diff) {
best_diff = cur_diff;
best_rate = cur_rate;
}
- if (!best_diff || cur_rate < rate)
+ if (!best_diff || cur_rate < req->rate)
break;
}
- return best_rate;
+ req->rate = best_rate;
+
+ return 0;
}
static int clk_sam9x5_peripheral_set_rate(struct clk_hw *hw,
@@ -427,7 +438,7 @@ static const struct clk_ops sam9x5_peripheral_ops = {
.disable = clk_sam9x5_peripheral_disable,
.is_enabled = clk_sam9x5_peripheral_is_enabled,
.recalc_rate = clk_sam9x5_peripheral_recalc_rate,
- .round_rate = clk_sam9x5_peripheral_round_rate,
+ .determine_rate = clk_sam9x5_peripheral_no_parent_determine_rate,
.set_rate = clk_sam9x5_peripheral_set_rate,
.save_context = clk_sam9x5_peripheral_save_context,
.restore_context = clk_sam9x5_peripheral_restore_context,
diff --git a/drivers/clk/at91/clk-pll.c b/drivers/clk/at91/clk-pll.c
index 249d6a53cedf..5c5f7398effe 100644
--- a/drivers/clk/at91/clk-pll.c
+++ b/drivers/clk/at91/clk-pll.c
@@ -231,13 +231,15 @@ static long clk_pll_get_best_div_mul(struct clk_pll *pll, unsigned long rate,
return bestrate;
}
-static long clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_pll *pll = to_clk_pll(hw);
- return clk_pll_get_best_div_mul(pll, rate, *parent_rate,
- NULL, NULL, NULL);
+ req->rate = clk_pll_get_best_div_mul(pll, req->rate, req->best_parent_rate,
+ NULL, NULL, NULL);
+
+ return 0;
}
static int clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -302,7 +304,7 @@ static const struct clk_ops pll_ops = {
.unprepare = clk_pll_unprepare,
.is_prepared = clk_pll_is_prepared,
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_round_rate,
+ .determine_rate = clk_pll_determine_rate,
.set_rate = clk_pll_set_rate,
.save_context = clk_pll_save_context,
.restore_context = clk_pll_restore_context,
diff --git a/drivers/clk/at91/clk-plldiv.c b/drivers/clk/at91/clk-plldiv.c
index ba3a1839a96d..3ac09fecc54e 100644
--- a/drivers/clk/at91/clk-plldiv.c
+++ b/drivers/clk/at91/clk-plldiv.c
@@ -33,21 +33,33 @@ static unsigned long clk_plldiv_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
-static long clk_plldiv_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_plldiv_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned long div;
- if (rate > *parent_rate)
- return *parent_rate;
- div = *parent_rate / 2;
- if (rate < div)
- return div;
+ if (req->rate > req->best_parent_rate) {
+ req->rate = req->best_parent_rate;
- if (rate - div < *parent_rate - rate)
- return div;
+ return 0;
+ }
+
+ div = req->best_parent_rate / 2;
+ if (req->rate < div) {
+ req->rate = div;
+
+ return 0;
+ }
+
+ if (req->rate - div < req->best_parent_rate - req->rate) {
+ req->rate = div;
- return *parent_rate;
+ return 0;
+ }
+
+ req->rate = req->best_parent_rate;
+
+ return 0;
}
static int clk_plldiv_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -66,7 +78,7 @@ static int clk_plldiv_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops plldiv_ops = {
.recalc_rate = clk_plldiv_recalc_rate,
- .round_rate = clk_plldiv_round_rate,
+ .determine_rate = clk_plldiv_determine_rate,
.set_rate = clk_plldiv_set_rate,
};
diff --git a/drivers/clk/at91/clk-sam9x60-pll.c b/drivers/clk/at91/clk-sam9x60-pll.c
index cefd9948e103..3b965057ba0d 100644
--- a/drivers/clk/at91/clk-sam9x60-pll.c
+++ b/drivers/clk/at91/clk-sam9x60-pll.c
@@ -93,8 +93,8 @@ static int sam9x60_frac_pll_set(struct sam9x60_pll_core *core)
spin_lock_irqsave(core->lock, flags);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_ID_MSK, core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_ID_MSK, core->id);
regmap_read(regmap, AT91_PMC_PLL_CTRL1, &val);
cmul = (val & core->layout->mul_mask) >> core->layout->mul_shift;
cfrac = (val & core->layout->frac_mask) >> core->layout->frac_shift;
@@ -103,11 +103,8 @@ static int sam9x60_frac_pll_set(struct sam9x60_pll_core *core)
(cmul == frac->mul && cfrac == frac->frac))
goto unlock;
- /* Recommended value for PMC_PLL_ACR */
- if (core->characteristics->upll)
- val = AT91_PMC_PLL_ACR_DEFAULT_UPLL;
- else
- val = AT91_PMC_PLL_ACR_DEFAULT_PLLA;
+ /* Load recommended value for PMC_PLL_ACR */
+ val = core->characteristics->acr;
regmap_write(regmap, AT91_PMC_PLL_ACR, val);
regmap_write(regmap, AT91_PMC_PLL_CTRL1,
@@ -128,17 +125,17 @@ static int sam9x60_frac_pll_set(struct sam9x60_pll_core *core)
udelay(10);
}
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
- AT91_PMC_PLL_UPDT_UPDATE | core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
+ AT91_PMC_PLL_UPDT_UPDATE | core->id);
regmap_update_bits(regmap, AT91_PMC_PLL_CTRL0,
AT91_PMC_PLL_CTRL0_ENLOCK | AT91_PMC_PLL_CTRL0_ENPLL,
AT91_PMC_PLL_CTRL0_ENLOCK | AT91_PMC_PLL_CTRL0_ENPLL);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
- AT91_PMC_PLL_UPDT_UPDATE | core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
+ AT91_PMC_PLL_UPDT_UPDATE | core->id);
while (!sam9x60_pll_ready(regmap, core->id))
cpu_relax();
@@ -164,8 +161,8 @@ static void sam9x60_frac_pll_unprepare(struct clk_hw *hw)
spin_lock_irqsave(core->lock, flags);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_ID_MSK, core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_ID_MSK, core->id);
regmap_update_bits(regmap, AT91_PMC_PLL_CTRL0, AT91_PMC_PLL_CTRL0_ENPLL, 0);
@@ -173,9 +170,9 @@ static void sam9x60_frac_pll_unprepare(struct clk_hw *hw)
regmap_update_bits(regmap, AT91_PMC_PLL_ACR,
AT91_PMC_PLL_ACR_UTMIBG | AT91_PMC_PLL_ACR_UTMIVR, 0);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
- AT91_PMC_PLL_UPDT_UPDATE | core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
+ AT91_PMC_PLL_UPDT_UPDATE | core->id);
spin_unlock_irqrestore(core->lock, flags);
}
@@ -230,12 +227,16 @@ static long sam9x60_frac_pll_compute_mul_frac(struct sam9x60_pll_core *core,
return tmprate;
}
-static long sam9x60_frac_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int sam9x60_frac_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct sam9x60_pll_core *core = to_sam9x60_pll_core(hw);
- return sam9x60_frac_pll_compute_mul_frac(core, rate, *parent_rate, false);
+ req->rate = sam9x60_frac_pll_compute_mul_frac(core, req->rate,
+ req->best_parent_rate,
+ false);
+
+ return 0;
}
static int sam9x60_frac_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -262,8 +263,8 @@ static int sam9x60_frac_pll_set_rate_chg(struct clk_hw *hw, unsigned long rate,
spin_lock_irqsave(core->lock, irqflags);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT, AT91_PMC_PLL_UPDT_ID_MSK,
- core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT, AT91_PMC_PLL_UPDT_ID_MSK,
+ core->id);
regmap_read(regmap, AT91_PMC_PLL_CTRL1, &val);
cmul = (val & core->layout->mul_mask) >> core->layout->mul_shift;
cfrac = (val & core->layout->frac_mask) >> core->layout->frac_shift;
@@ -275,18 +276,18 @@ static int sam9x60_frac_pll_set_rate_chg(struct clk_hw *hw, unsigned long rate,
(frac->mul << core->layout->mul_shift) |
(frac->frac << core->layout->frac_shift));
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
- AT91_PMC_PLL_UPDT_UPDATE | core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
+ AT91_PMC_PLL_UPDT_UPDATE | core->id);
regmap_update_bits(regmap, AT91_PMC_PLL_CTRL0,
AT91_PMC_PLL_CTRL0_ENLOCK | AT91_PMC_PLL_CTRL0_ENPLL,
AT91_PMC_PLL_CTRL0_ENLOCK |
AT91_PMC_PLL_CTRL0_ENPLL);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
- AT91_PMC_PLL_UPDT_UPDATE | core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
+ AT91_PMC_PLL_UPDT_UPDATE | core->id);
while (!sam9x60_pll_ready(regmap, core->id))
cpu_relax();
@@ -321,7 +322,7 @@ static const struct clk_ops sam9x60_frac_pll_ops = {
.unprepare = sam9x60_frac_pll_unprepare,
.is_prepared = sam9x60_frac_pll_is_prepared,
.recalc_rate = sam9x60_frac_pll_recalc_rate,
- .round_rate = sam9x60_frac_pll_round_rate,
+ .determine_rate = sam9x60_frac_pll_determine_rate,
.set_rate = sam9x60_frac_pll_set_rate,
.save_context = sam9x60_frac_pll_save_context,
.restore_context = sam9x60_frac_pll_restore_context,
@@ -332,13 +333,16 @@ static const struct clk_ops sam9x60_frac_pll_ops_chg = {
.unprepare = sam9x60_frac_pll_unprepare,
.is_prepared = sam9x60_frac_pll_is_prepared,
.recalc_rate = sam9x60_frac_pll_recalc_rate,
- .round_rate = sam9x60_frac_pll_round_rate,
+ .determine_rate = sam9x60_frac_pll_determine_rate,
.set_rate = sam9x60_frac_pll_set_rate_chg,
.save_context = sam9x60_frac_pll_save_context,
.restore_context = sam9x60_frac_pll_restore_context,
};
-/* This function should be called with spinlock acquired. */
+/* This function should be called with spinlock acquired.
+ * Warning: this function must be called only if the same PLL ID was set in
+ * PLL_UPDT register previously.
+ */
static void sam9x60_div_pll_set_div(struct sam9x60_pll_core *core, u32 div,
bool enable)
{
@@ -350,9 +354,9 @@ static void sam9x60_div_pll_set_div(struct sam9x60_pll_core *core, u32 div,
core->layout->div_mask | ena_msk,
(div << core->layout->div_shift) | ena_val);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
- AT91_PMC_PLL_UPDT_UPDATE | core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
+ AT91_PMC_PLL_UPDT_UPDATE | core->id);
while (!sam9x60_pll_ready(regmap, core->id))
cpu_relax();
@@ -366,8 +370,8 @@ static int sam9x60_div_pll_set(struct sam9x60_pll_core *core)
unsigned int val, cdiv;
spin_lock_irqsave(core->lock, flags);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_ID_MSK, core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_ID_MSK, core->id);
regmap_read(regmap, AT91_PMC_PLL_CTRL0, &val);
cdiv = (val & core->layout->div_mask) >> core->layout->div_shift;
@@ -398,15 +402,15 @@ static void sam9x60_div_pll_unprepare(struct clk_hw *hw)
spin_lock_irqsave(core->lock, flags);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_ID_MSK, core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_ID_MSK, core->id);
regmap_update_bits(regmap, AT91_PMC_PLL_CTRL0,
core->layout->endiv_mask, 0);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT,
- AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
- AT91_PMC_PLL_UPDT_UPDATE | core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT,
+ AT91_PMC_PLL_UPDT_UPDATE | AT91_PMC_PLL_UPDT_ID_MSK,
+ AT91_PMC_PLL_UPDT_UPDATE | core->id);
spin_unlock_irqrestore(core->lock, flags);
}
@@ -487,12 +491,15 @@ static long sam9x60_div_pll_compute_div(struct sam9x60_pll_core *core,
return best_rate;
}
-static long sam9x60_div_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int sam9x60_div_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct sam9x60_pll_core *core = to_sam9x60_pll_core(hw);
- return sam9x60_div_pll_compute_div(core, parent_rate, rate);
+ req->rate = sam9x60_div_pll_compute_div(core, &req->best_parent_rate,
+ req->rate);
+
+ return 0;
}
static int sam9x60_div_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -518,8 +525,8 @@ static int sam9x60_div_pll_set_rate_chg(struct clk_hw *hw, unsigned long rate,
div->div = DIV_ROUND_CLOSEST(parent_rate, rate) - 1;
spin_lock_irqsave(core->lock, irqflags);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT, AT91_PMC_PLL_UPDT_ID_MSK,
- core->id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT, AT91_PMC_PLL_UPDT_ID_MSK,
+ core->id);
regmap_read(regmap, AT91_PMC_PLL_CTRL0, &val);
cdiv = (val & core->layout->div_mask) >> core->layout->div_shift;
@@ -574,8 +581,8 @@ static int sam9x60_div_pll_notifier_fn(struct notifier_block *notifier,
div->div = div->safe_div;
spin_lock_irqsave(core.lock, irqflags);
- regmap_update_bits(regmap, AT91_PMC_PLL_UPDT, AT91_PMC_PLL_UPDT_ID_MSK,
- core.id);
+ regmap_write_bits(regmap, AT91_PMC_PLL_UPDT, AT91_PMC_PLL_UPDT_ID_MSK,
+ core.id);
regmap_read(regmap, AT91_PMC_PLL_CTRL0, &val);
cdiv = (val & core.layout->div_mask) >> core.layout->div_shift;
@@ -601,7 +608,7 @@ static const struct clk_ops sam9x60_div_pll_ops = {
.unprepare = sam9x60_div_pll_unprepare,
.is_prepared = sam9x60_div_pll_is_prepared,
.recalc_rate = sam9x60_div_pll_recalc_rate,
- .round_rate = sam9x60_div_pll_round_rate,
+ .determine_rate = sam9x60_div_pll_determine_rate,
.set_rate = sam9x60_div_pll_set_rate,
.save_context = sam9x60_div_pll_save_context,
.restore_context = sam9x60_div_pll_restore_context,
@@ -612,7 +619,7 @@ static const struct clk_ops sam9x60_div_pll_ops_chg = {
.unprepare = sam9x60_div_pll_unprepare,
.is_prepared = sam9x60_div_pll_is_prepared,
.recalc_rate = sam9x60_div_pll_recalc_rate,
- .round_rate = sam9x60_div_pll_round_rate,
+ .determine_rate = sam9x60_div_pll_determine_rate,
.set_rate = sam9x60_div_pll_set_rate_chg,
.save_context = sam9x60_div_pll_save_context,
.restore_context = sam9x60_div_pll_restore_context,
@@ -623,7 +630,7 @@ static const struct clk_ops sam9x60_fixed_div_pll_ops = {
.unprepare = sam9x60_div_pll_unprepare,
.is_prepared = sam9x60_div_pll_is_prepared,
.recalc_rate = sam9x60_fixed_div_pll_recalc_rate,
- .round_rate = sam9x60_div_pll_round_rate,
+ .determine_rate = sam9x60_div_pll_determine_rate,
.save_context = sam9x60_div_pll_save_context,
.restore_context = sam9x60_div_pll_restore_context,
};
diff --git a/drivers/clk/at91/clk-usb.c b/drivers/clk/at91/clk-usb.c
index b0696a928aa9..e906928cfbf0 100644
--- a/drivers/clk/at91/clk-usb.c
+++ b/drivers/clk/at91/clk-usb.c
@@ -319,8 +319,8 @@ static unsigned long at91rm9200_clk_usb_recalc_rate(struct clk_hw *hw,
return 0;
}
-static long at91rm9200_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int at91rm9200_clk_usb_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct at91rm9200_clk_usb *usb = to_at91rm9200_clk_usb(hw);
struct clk_hw *parent = clk_hw_get_parent(hw);
@@ -336,25 +336,27 @@ static long at91rm9200_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate,
if (!usb->divisors[i])
continue;
- tmp_parent_rate = rate * usb->divisors[i];
+ tmp_parent_rate = req->rate * usb->divisors[i];
tmp_parent_rate = clk_hw_round_rate(parent, tmp_parent_rate);
tmprate = DIV_ROUND_CLOSEST(tmp_parent_rate, usb->divisors[i]);
- if (tmprate < rate)
- tmpdiff = rate - tmprate;
+ if (tmprate < req->rate)
+ tmpdiff = req->rate - tmprate;
else
- tmpdiff = tmprate - rate;
+ tmpdiff = tmprate - req->rate;
if (bestdiff < 0 || bestdiff > tmpdiff) {
bestrate = tmprate;
bestdiff = tmpdiff;
- *parent_rate = tmp_parent_rate;
+ req->best_parent_rate = tmp_parent_rate;
}
if (!bestdiff)
break;
}
- return bestrate;
+ req->rate = bestrate;
+
+ return 0;
}
static int at91rm9200_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -384,7 +386,7 @@ static int at91rm9200_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops at91rm9200_usb_ops = {
.recalc_rate = at91rm9200_clk_usb_recalc_rate,
- .round_rate = at91rm9200_clk_usb_round_rate,
+ .determine_rate = at91rm9200_clk_usb_determine_rate,
.set_rate = at91rm9200_clk_usb_set_rate,
};
diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index acf780a81589..2310f6f73162 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -115,7 +115,7 @@ struct pmc_data *pmc_data_allocate(unsigned int ncore, unsigned int nsystem,
/* Address in SECURAM that say if we suspend to backup mode. */
static void __iomem *at91_pmc_backup_suspend;
-static int at91_pmc_suspend(void)
+static int at91_pmc_suspend(void *data)
{
unsigned int backup;
@@ -129,7 +129,7 @@ static int at91_pmc_suspend(void)
return clk_save_context();
}
-static void at91_pmc_resume(void)
+static void at91_pmc_resume(void *data)
{
unsigned int backup;
@@ -143,11 +143,15 @@ static void at91_pmc_resume(void)
clk_restore_context();
}
-static struct syscore_ops pmc_syscore_ops = {
+static const struct syscore_ops pmc_syscore_ops = {
.suspend = at91_pmc_suspend,
.resume = at91_pmc_resume,
};
+static struct syscore pmc_syscore = {
+ .ops = &pmc_syscore_ops,
+};
+
static const struct of_device_id pmc_dt_ids[] = {
{ .compatible = "atmel,sama5d2-pmc" },
{ .compatible = "microchip,sama7g5-pmc", },
@@ -185,7 +189,7 @@ static int __init pmc_register_ops(void)
return -ENOMEM;
}
- register_syscore_ops(&pmc_syscore_ops);
+ register_syscore(&pmc_syscore);
return 0;
}
diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h
index 4fb29ca111f7..543d7aee8d24 100644
--- a/drivers/clk/at91/pmc.h
+++ b/drivers/clk/at91/pmc.h
@@ -80,6 +80,7 @@ struct clk_pll_characteristics {
u16 *icpll;
u8 *out;
u8 upll : 1;
+ u32 acr;
};
struct clk_programmable_layout {
@@ -116,9 +117,6 @@ struct at91_clk_pms {
unsigned int parent;
};
-#define field_get(_mask, _reg) (((_reg) & (_mask)) >> (ffs(_mask) - 1))
-#define field_prep(_mask, _val) (((_val) << (ffs(_mask) - 1)) & (_mask))
-
#define ndck(a, s) (a[s - 1].id + 1)
#define nck(a) (a[ARRAY_SIZE(a) - 1].id + 1)
diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c
index db6db9e2073e..18baf4a256f4 100644
--- a/drivers/clk/at91/sam9x60.c
+++ b/drivers/clk/at91/sam9x60.c
@@ -36,6 +36,7 @@ static const struct clk_pll_characteristics plla_characteristics = {
.num_output = ARRAY_SIZE(plla_outputs),
.output = plla_outputs,
.core_output = core_outputs,
+ .acr = UL(0x00020010),
};
static const struct clk_range upll_outputs[] = {
@@ -48,6 +49,7 @@ static const struct clk_pll_characteristics upll_characteristics = {
.output = upll_outputs,
.core_output = core_outputs,
.upll = true,
+ .acr = UL(0x12023010), /* fIN = [18 MHz, 32 MHz]*/
};
static const struct clk_pll_layout pll_frac_layout = {
diff --git a/drivers/clk/at91/sam9x7.c b/drivers/clk/at91/sam9x7.c
index ffab32b047a0..89868a0aeaba 100644
--- a/drivers/clk/at91/sam9x7.c
+++ b/drivers/clk/at91/sam9x7.c
@@ -107,6 +107,7 @@ static const struct clk_pll_characteristics plla_characteristics = {
.num_output = ARRAY_SIZE(plla_outputs),
.output = plla_outputs,
.core_output = plla_core_outputs,
+ .acr = UL(0x00020010), /* Old ACR_DEFAULT_PLLA value */
};
static const struct clk_pll_characteristics upll_characteristics = {
@@ -115,6 +116,7 @@ static const struct clk_pll_characteristics upll_characteristics = {
.output = upll_outputs,
.core_output = upll_core_outputs,
.upll = true,
+ .acr = UL(0x12023010), /* fIN=[20 MHz, 32 MHz] */
};
static const struct clk_pll_characteristics lvdspll_characteristics = {
@@ -122,6 +124,7 @@ static const struct clk_pll_characteristics lvdspll_characteristics = {
.num_output = ARRAY_SIZE(lvdspll_outputs),
.output = lvdspll_outputs,
.core_output = lvdspll_core_outputs,
+ .acr = UL(0x12023010), /* fIN=[20 MHz, 32 MHz] */
};
static const struct clk_pll_characteristics audiopll_characteristics = {
@@ -129,6 +132,7 @@ static const struct clk_pll_characteristics audiopll_characteristics = {
.num_output = ARRAY_SIZE(audiopll_outputs),
.output = audiopll_outputs,
.core_output = audiopll_core_outputs,
+ .acr = UL(0x12023010), /* fIN=[20 MHz, 32 MHz] */
};
static const struct clk_pll_characteristics plladiv2_characteristics = {
@@ -136,6 +140,7 @@ static const struct clk_pll_characteristics plladiv2_characteristics = {
.num_output = ARRAY_SIZE(plladiv2_outputs),
.output = plladiv2_outputs,
.core_output = plladiv2_core_outputs,
+ .acr = UL(0x00020010), /* Old ACR_DEFAULT_PLLA value */
};
/* Layout for fractional PLL ID PLLA. */
@@ -403,6 +408,7 @@ static const struct {
{ .n = "pioD_clk", .id = 44, },
{ .n = "tcb1_clk", .id = 45, },
{ .n = "dbgu_clk", .id = 47, },
+ { .n = "pmecc_clk", .id = 48, },
/*
* mpddr_clk feeds DDR controller and is enabled by bootloader thus we
* need to keep it enabled in case there is no Linux consumer for it.
diff --git a/drivers/clk/at91/sama7d65.c b/drivers/clk/at91/sama7d65.c
index a5d40df8b2f2..7dee2b160ffb 100644
--- a/drivers/clk/at91/sama7d65.c
+++ b/drivers/clk/at91/sama7d65.c
@@ -138,6 +138,7 @@ static const struct clk_pll_characteristics cpu_pll_characteristics = {
.num_output = ARRAY_SIZE(cpu_pll_outputs),
.output = cpu_pll_outputs,
.core_output = core_outputs,
+ .acr = UL(0x00070010),
};
/* PLL characteristics. */
@@ -146,6 +147,7 @@ static const struct clk_pll_characteristics pll_characteristics = {
.num_output = ARRAY_SIZE(pll_outputs),
.output = pll_outputs,
.core_output = core_outputs,
+ .acr = UL(0x00070010),
};
static const struct clk_pll_characteristics lvdspll_characteristics = {
@@ -153,6 +155,7 @@ static const struct clk_pll_characteristics lvdspll_characteristics = {
.num_output = ARRAY_SIZE(lvdspll_outputs),
.output = lvdspll_outputs,
.core_output = lvdspll_core_outputs,
+ .acr = UL(0x00070010),
};
static const struct clk_pll_characteristics upll_characteristics = {
@@ -160,6 +163,7 @@ static const struct clk_pll_characteristics upll_characteristics = {
.num_output = ARRAY_SIZE(upll_outputs),
.output = upll_outputs,
.core_output = upll_core_outputs,
+ .acr = UL(0x12020010),
.upll = true,
};
diff --git a/drivers/clk/at91/sama7g5.c b/drivers/clk/at91/sama7g5.c
index 8385badc1c70..1340c2b00619 100644
--- a/drivers/clk/at91/sama7g5.c
+++ b/drivers/clk/at91/sama7g5.c
@@ -113,6 +113,7 @@ static const struct clk_pll_characteristics cpu_pll_characteristics = {
.num_output = ARRAY_SIZE(cpu_pll_outputs),
.output = cpu_pll_outputs,
.core_output = core_outputs,
+ .acr = UL(0x00070010),
};
/* PLL characteristics. */
@@ -121,6 +122,7 @@ static const struct clk_pll_characteristics pll_characteristics = {
.num_output = ARRAY_SIZE(pll_outputs),
.output = pll_outputs,
.core_output = core_outputs,
+ .acr = UL(0x00070010),
};
/*
diff --git a/drivers/clk/axs10x/i2s_pll_clock.c b/drivers/clk/axs10x/i2s_pll_clock.c
index 9667ce898428..6f3e1151b354 100644
--- a/drivers/clk/axs10x/i2s_pll_clock.c
+++ b/drivers/clk/axs10x/i2s_pll_clock.c
@@ -108,21 +108,21 @@ static unsigned long i2s_pll_recalc_rate(struct clk_hw *hw,
return ((parent_rate / idiv) * fbdiv) / odiv;
}
-static long i2s_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int i2s_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct i2s_pll_clk *clk = to_i2s_pll_clk(hw);
- const struct i2s_pll_cfg *pll_cfg = i2s_pll_get_cfg(*prate);
+ const struct i2s_pll_cfg *pll_cfg = i2s_pll_get_cfg(req->best_parent_rate);
int i;
if (!pll_cfg) {
- dev_err(clk->dev, "invalid parent rate=%ld\n", *prate);
+ dev_err(clk->dev, "invalid parent rate=%ld\n", req->best_parent_rate);
return -EINVAL;
}
for (i = 0; pll_cfg[i].rate != 0; i++)
- if (pll_cfg[i].rate == rate)
- return rate;
+ if (pll_cfg[i].rate == req->rate)
+ return 0;
return -EINVAL;
}
@@ -156,7 +156,7 @@ static int i2s_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops i2s_pll_ops = {
.recalc_rate = i2s_pll_recalc_rate,
- .round_rate = i2s_pll_round_rate,
+ .determine_rate = i2s_pll_determine_rate,
.set_rate = i2s_pll_set_rate,
};
diff --git a/drivers/clk/axs10x/pll_clock.c b/drivers/clk/axs10x/pll_clock.c
index 6c7a2b62b406..c7ca473ee76c 100644
--- a/drivers/clk/axs10x/pll_clock.c
+++ b/drivers/clk/axs10x/pll_clock.c
@@ -149,8 +149,8 @@ static unsigned long axs10x_pll_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long axs10x_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int axs10x_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int i;
long best_rate;
@@ -163,11 +163,13 @@ static long axs10x_pll_round_rate(struct clk_hw *hw, unsigned long rate,
best_rate = pll_cfg[0].rate;
for (i = 1; pll_cfg[i].rate != 0; i++) {
- if (abs(rate - pll_cfg[i].rate) < abs(rate - best_rate))
+ if (abs(req->rate - pll_cfg[i].rate) < abs(req->rate - best_rate))
best_rate = pll_cfg[i].rate;
}
- return best_rate;
+ req->rate = best_rate;
+
+ return 0;
}
static int axs10x_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -208,7 +210,7 @@ static int axs10x_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops axs10x_pll_ops = {
.recalc_rate = axs10x_pll_recalc_rate,
- .round_rate = axs10x_pll_round_rate,
+ .determine_rate = axs10x_pll_determine_rate,
.set_rate = axs10x_pll_set_rate,
};
diff --git a/drivers/clk/baikal-t1/ccu-div.c b/drivers/clk/baikal-t1/ccu-div.c
index 8d5fc7158f33..849d1f55765f 100644
--- a/drivers/clk/baikal-t1/ccu-div.c
+++ b/drivers/clk/baikal-t1/ccu-div.c
@@ -228,15 +228,18 @@ static inline unsigned long ccu_div_var_calc_divider(unsigned long rate,
CCU_DIV_CLKDIV_MAX(mask));
}
-static long ccu_div_var_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ccu_div_var_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ccu_div *div = to_ccu_div(hw);
unsigned long divider;
- divider = ccu_div_var_calc_divider(rate, *parent_rate, div->mask);
+ divider = ccu_div_var_calc_divider(req->rate, req->best_parent_rate,
+ div->mask);
- return ccu_div_calc_freq(*parent_rate, divider);
+ req->rate = ccu_div_calc_freq(req->best_parent_rate, divider);
+
+ return 0;
}
/*
@@ -308,12 +311,14 @@ static unsigned long ccu_div_fixed_recalc_rate(struct clk_hw *hw,
return ccu_div_calc_freq(parent_rate, div->divider);
}
-static long ccu_div_fixed_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ccu_div_fixed_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ccu_div *div = to_ccu_div(hw);
- return ccu_div_calc_freq(*parent_rate, div->divider);
+ req->rate = ccu_div_calc_freq(req->best_parent_rate, div->divider);
+
+ return 0;
}
static int ccu_div_fixed_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -534,14 +539,14 @@ static const struct clk_ops ccu_div_var_gate_to_set_ops = {
.disable = ccu_div_gate_disable,
.is_enabled = ccu_div_gate_is_enabled,
.recalc_rate = ccu_div_var_recalc_rate,
- .round_rate = ccu_div_var_round_rate,
+ .determine_rate = ccu_div_var_determine_rate,
.set_rate = ccu_div_var_set_rate_fast,
.debug_init = ccu_div_var_debug_init
};
static const struct clk_ops ccu_div_var_nogate_ops = {
.recalc_rate = ccu_div_var_recalc_rate,
- .round_rate = ccu_div_var_round_rate,
+ .determine_rate = ccu_div_var_determine_rate,
.set_rate = ccu_div_var_set_rate_slow,
.debug_init = ccu_div_var_debug_init
};
@@ -551,7 +556,7 @@ static const struct clk_ops ccu_div_gate_ops = {
.disable = ccu_div_gate_disable,
.is_enabled = ccu_div_gate_is_enabled,
.recalc_rate = ccu_div_fixed_recalc_rate,
- .round_rate = ccu_div_fixed_round_rate,
+ .determine_rate = ccu_div_fixed_determine_rate,
.set_rate = ccu_div_fixed_set_rate,
.debug_init = ccu_div_gate_debug_init
};
@@ -565,7 +570,7 @@ static const struct clk_ops ccu_div_buf_ops = {
static const struct clk_ops ccu_div_fixed_ops = {
.recalc_rate = ccu_div_fixed_recalc_rate,
- .round_rate = ccu_div_fixed_round_rate,
+ .determine_rate = ccu_div_fixed_determine_rate,
.set_rate = ccu_div_fixed_set_rate,
.debug_init = ccu_div_fixed_debug_init
};
diff --git a/drivers/clk/baikal-t1/ccu-pll.c b/drivers/clk/baikal-t1/ccu-pll.c
index 13ef28001439..357269f41cdc 100644
--- a/drivers/clk/baikal-t1/ccu-pll.c
+++ b/drivers/clk/baikal-t1/ccu-pll.c
@@ -228,14 +228,16 @@ static void ccu_pll_calc_factors(unsigned long rate, unsigned long parent_rate,
}
}
-static long ccu_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ccu_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned long nr = 1, nf = 1, od = 1;
- ccu_pll_calc_factors(rate, *parent_rate, &nr, &nf, &od);
+ ccu_pll_calc_factors(req->rate, req->best_parent_rate, &nr, &nf, &od);
- return ccu_pll_calc_freq(*parent_rate, nr, nf, od);
+ req->rate = ccu_pll_calc_freq(req->best_parent_rate, nr, nf, od);
+
+ return 0;
}
/*
@@ -481,7 +483,7 @@ static const struct clk_ops ccu_pll_gate_to_set_ops = {
.disable = ccu_pll_disable,
.is_enabled = ccu_pll_is_enabled,
.recalc_rate = ccu_pll_recalc_rate,
- .round_rate = ccu_pll_round_rate,
+ .determine_rate = ccu_pll_determine_rate,
.set_rate = ccu_pll_set_rate_norst,
.debug_init = ccu_pll_debug_init
};
@@ -491,7 +493,7 @@ static const struct clk_ops ccu_pll_straight_set_ops = {
.disable = ccu_pll_disable,
.is_enabled = ccu_pll_is_enabled,
.recalc_rate = ccu_pll_recalc_rate,
- .round_rate = ccu_pll_round_rate,
+ .determine_rate = ccu_pll_determine_rate,
.set_rate = ccu_pll_set_rate_reset,
.debug_init = ccu_pll_debug_init
};
diff --git a/drivers/clk/bcm/clk-iproc-asiu.c b/drivers/clk/bcm/clk-iproc-asiu.c
index dcacf55c55ae..83ec13da9b2e 100644
--- a/drivers/clk/bcm/clk-iproc-asiu.c
+++ b/drivers/clk/bcm/clk-iproc-asiu.c
@@ -98,22 +98,27 @@ static unsigned long iproc_asiu_clk_recalc_rate(struct clk_hw *hw,
return clk->rate;
}
-static long iproc_asiu_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int iproc_asiu_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned int div;
- if (rate == 0 || *parent_rate == 0)
+ if (req->rate == 0 || req->best_parent_rate == 0)
return -EINVAL;
- if (rate == *parent_rate)
- return *parent_rate;
+ if (req->rate == req->best_parent_rate)
+ return 0;
- div = DIV_ROUND_CLOSEST(*parent_rate, rate);
- if (div < 2)
- return *parent_rate;
+ div = DIV_ROUND_CLOSEST(req->best_parent_rate, req->rate);
+ if (div < 2) {
+ req->rate = req->best_parent_rate;
- return *parent_rate / div;
+ return 0;
+ }
+
+ req->rate = req->best_parent_rate / div;
+
+ return 0;
}
static int iproc_asiu_clk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -168,7 +173,7 @@ static const struct clk_ops iproc_asiu_ops = {
.enable = iproc_asiu_clk_enable,
.disable = iproc_asiu_clk_disable,
.recalc_rate = iproc_asiu_clk_recalc_rate,
- .round_rate = iproc_asiu_clk_round_rate,
+ .determine_rate = iproc_asiu_clk_determine_rate,
.set_rate = iproc_asiu_clk_set_rate,
};
diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c
index 8e4fde03ed23..1a9162f0ae31 100644
--- a/drivers/clk/bcm/clk-raspberrypi.c
+++ b/drivers/clk/bcm/clk-raspberrypi.c
@@ -68,6 +68,8 @@ struct raspberrypi_clk_variant {
char *clkdev;
unsigned long min_rate;
bool minimize;
+ bool maximize;
+ u32 flags;
};
static struct raspberrypi_clk_variant
@@ -75,6 +77,7 @@ raspberrypi_clk_variants[RPI_FIRMWARE_NUM_CLK_ID] = {
[RPI_FIRMWARE_ARM_CLK_ID] = {
.export = true,
.clkdev = "cpu0",
+ .flags = CLK_IS_CRITICAL,
},
[RPI_FIRMWARE_CORE_CLK_ID] = {
.export = true,
@@ -90,6 +93,12 @@ raspberrypi_clk_variants[RPI_FIRMWARE_NUM_CLK_ID] = {
* always use the minimum the drivers will let us.
*/
.minimize = true,
+
+ /*
+ * It should never be disabled as it drives the bus for
+ * everything else.
+ */
+ .flags = CLK_IS_CRITICAL,
},
[RPI_FIRMWARE_M2MC_CLK_ID] = {
.export = true,
@@ -115,18 +124,29 @@ raspberrypi_clk_variants[RPI_FIRMWARE_NUM_CLK_ID] = {
* drivers will let us.
*/
.minimize = true,
+
+ /*
+ * As mentioned above, this clock is disabled during boot,
+ * the firmware will skip the HSM initialization, resulting
+ * in a bus lockup. Therefore, make sure it's enabled
+ * during boot, but after it, it can be enabled/disabled
+ * by the driver.
+ */
+ .flags = CLK_IGNORE_UNUSED,
},
[RPI_FIRMWARE_V3D_CLK_ID] = {
.export = true,
- .minimize = true,
+ .maximize = true,
},
[RPI_FIRMWARE_PIXEL_CLK_ID] = {
.export = true,
.minimize = true,
+ .flags = CLK_IS_CRITICAL,
},
[RPI_FIRMWARE_HEVC_CLK_ID] = {
.export = true,
.minimize = true,
+ .flags = CLK_IS_CRITICAL,
},
[RPI_FIRMWARE_ISP_CLK_ID] = {
.export = true,
@@ -135,6 +155,7 @@ raspberrypi_clk_variants[RPI_FIRMWARE_NUM_CLK_ID] = {
[RPI_FIRMWARE_PIXEL_BVB_CLK_ID] = {
.export = true,
.minimize = true,
+ .flags = CLK_IS_CRITICAL,
},
[RPI_FIRMWARE_VEC_CLK_ID] = {
.export = true,
@@ -194,8 +215,11 @@ static int raspberrypi_fw_is_prepared(struct clk_hw *hw)
ret = raspberrypi_clock_property(rpi->firmware, data,
RPI_FIRMWARE_GET_CLOCK_STATE, &val);
- if (ret)
+ if (ret) {
+ dev_err_ratelimited(rpi->dev, "Failed to get %s state: %d\n",
+ clk_hw_get_name(hw), ret);
return 0;
+ }
return !!(val & RPI_FIRMWARE_STATE_ENABLE_BIT);
}
@@ -211,8 +235,11 @@ static unsigned long raspberrypi_fw_get_rate(struct clk_hw *hw,
ret = raspberrypi_clock_property(rpi->firmware, data,
RPI_FIRMWARE_GET_CLOCK_RATE, &val);
- if (ret)
+ if (ret) {
+ dev_err_ratelimited(rpi->dev, "Failed to get %s frequency: %d\n",
+ clk_hw_get_name(hw), ret);
return 0;
+ }
return val;
}
@@ -259,7 +286,41 @@ static int raspberrypi_fw_dumb_determine_rate(struct clk_hw *hw,
return 0;
}
+static int raspberrypi_fw_prepare(struct clk_hw *hw)
+{
+ const struct raspberrypi_clk_data *data = clk_hw_to_data(hw);
+ struct raspberrypi_clk *rpi = data->rpi;
+ u32 state = RPI_FIRMWARE_STATE_ENABLE_BIT;
+ int ret;
+
+ ret = raspberrypi_clock_property(rpi->firmware, data,
+ RPI_FIRMWARE_SET_CLOCK_STATE, &state);
+ if (ret)
+ dev_err_ratelimited(rpi->dev,
+ "Failed to set clock %s state to on: %d\n",
+ clk_hw_get_name(hw), ret);
+
+ return ret;
+}
+
+static void raspberrypi_fw_unprepare(struct clk_hw *hw)
+{
+ const struct raspberrypi_clk_data *data = clk_hw_to_data(hw);
+ struct raspberrypi_clk *rpi = data->rpi;
+ u32 state = 0;
+ int ret;
+
+ ret = raspberrypi_clock_property(rpi->firmware, data,
+ RPI_FIRMWARE_SET_CLOCK_STATE, &state);
+ if (ret)
+ dev_err_ratelimited(rpi->dev,
+ "Failed to set clock %s state to off: %d\n",
+ clk_hw_get_name(hw), ret);
+}
+
static const struct clk_ops raspberrypi_firmware_clk_ops = {
+ .prepare = raspberrypi_fw_prepare,
+ .unprepare = raspberrypi_fw_unprepare,
.is_prepared = raspberrypi_fw_is_prepared,
.recalc_rate = raspberrypi_fw_get_rate,
.determine_rate = raspberrypi_fw_dumb_determine_rate,
@@ -289,7 +350,7 @@ static struct clk_hw *raspberrypi_clk_register(struct raspberrypi_clk *rpi,
if (!init.name)
return ERR_PTR(-ENOMEM);
init.ops = &raspberrypi_firmware_clk_ops;
- init.flags = CLK_GET_RATE_NOCACHE;
+ init.flags = variant->flags | CLK_GET_RATE_NOCACHE;
data->hw.init = &init;
@@ -326,6 +387,9 @@ static struct clk_hw *raspberrypi_clk_register(struct raspberrypi_clk *rpi,
}
}
+ if (variant->maximize)
+ variant->min_rate = max_rate;
+
if (variant->min_rate) {
unsigned long rate;
diff --git a/drivers/clk/clk-apple-nco.c b/drivers/clk/clk-apple-nco.c
index 457a48d48941..d3ced4a0f029 100644
--- a/drivers/clk/clk-apple-nco.c
+++ b/drivers/clk/clk-apple-nco.c
@@ -212,13 +212,15 @@ static unsigned long applnco_recalc_rate(struct clk_hw *hw,
((u64) div) * incbase + inc1);
}
-static long applnco_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int applnco_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned long lo = *parent_rate / (COARSE_DIV_OFFSET + LFSR_TBLSIZE) + 1;
- unsigned long hi = *parent_rate / COARSE_DIV_OFFSET;
+ unsigned long lo = req->best_parent_rate / (COARSE_DIV_OFFSET + LFSR_TBLSIZE) + 1;
+ unsigned long hi = req->best_parent_rate / COARSE_DIV_OFFSET;
- return clamp(rate, lo, hi);
+ req->rate = clamp(req->rate, lo, hi);
+
+ return 0;
}
static int applnco_enable(struct clk_hw *hw)
@@ -246,7 +248,7 @@ static void applnco_disable(struct clk_hw *hw)
static const struct clk_ops applnco_ops = {
.set_rate = applnco_set_rate,
.recalc_rate = applnco_recalc_rate,
- .round_rate = applnco_round_rate,
+ .determine_rate = applnco_determine_rate,
.enable = applnco_enable,
.disable = applnco_disable,
.is_enabled = applnco_is_enabled,
diff --git a/drivers/clk/clk-axi-clkgen.c b/drivers/clk/clk-axi-clkgen.c
index aec62301fa06..fa5ccef73e60 100644
--- a/drivers/clk/clk-axi-clkgen.c
+++ b/drivers/clk/clk-axi-clkgen.c
@@ -540,7 +540,7 @@ static int axi_clkgen_setup_limits(struct axi_clkgen *axi_clkgen,
default:
return dev_err_probe(dev, -ENODEV, "Unknown speed grade %d\n",
speed_grade);
- };
+ }
/* Overwrite vco limits for ultrascale+ */
if (tech == ADI_AXI_FPGA_TECH_ULTRASCALE_PLUS) {
diff --git a/drivers/clk/clk-axm5516.c b/drivers/clk/clk-axm5516.c
index 4a3462ee8f3e..3823383f3fa6 100644
--- a/drivers/clk/clk-axm5516.c
+++ b/drivers/clk/clk-axm5516.c
@@ -529,7 +529,6 @@ static const struct regmap_config axmclk_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x1fffc,
- .fast_io = true,
};
static const struct of_device_id axmclk_match_table[] = {
diff --git a/drivers/clk/clk-bm1880.c b/drivers/clk/clk-bm1880.c
index 002f7360b1c6..dac190bc6e19 100644
--- a/drivers/clk/clk-bm1880.c
+++ b/drivers/clk/clk-bm1880.c
@@ -608,8 +608,8 @@ static unsigned long bm1880_clk_div_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long bm1880_clk_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int bm1880_clk_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct bm1880_div_hw_clock *div_hw = to_bm1880_div_clk(hw);
struct bm1880_div_clock *div = &div_hw->div;
@@ -621,13 +621,18 @@ static long bm1880_clk_div_round_rate(struct clk_hw *hw, unsigned long rate,
val = readl(reg_addr) >> div->shift;
val &= clk_div_mask(div->width);
- return divider_ro_round_rate(hw, rate, prate, div->table,
- div->width, div->flags,
- val);
+ req->rate = divider_ro_round_rate(hw, req->rate,
+ &req->best_parent_rate,
+ div->table,
+ div->width, div->flags, val);
+
+ return 0;
}
- return divider_round_rate(hw, rate, prate, div->table,
- div->width, div->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ div->table, div->width, div->flags);
+
+ return 0;
}
static int bm1880_clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -665,7 +670,7 @@ static int bm1880_clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops bm1880_clk_div_ops = {
.recalc_rate = bm1880_clk_div_recalc_rate,
- .round_rate = bm1880_clk_div_round_rate,
+ .determine_rate = bm1880_clk_div_determine_rate,
.set_rate = bm1880_clk_div_set_rate,
};
diff --git a/drivers/clk/clk-cdce706.c b/drivers/clk/clk-cdce706.c
index d0705bb03a2a..a495d313b02f 100644
--- a/drivers/clk/clk-cdce706.c
+++ b/drivers/clk/clk-cdce706.c
@@ -183,8 +183,8 @@ static unsigned long cdce706_pll_recalc_rate(struct clk_hw *hw,
return 0;
}
-static long cdce706_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int cdce706_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct cdce706_hw_data *hwd = to_hw_data(hw);
unsigned long mul, div;
@@ -192,9 +192,9 @@ static long cdce706_pll_round_rate(struct clk_hw *hw, unsigned long rate,
dev_dbg(&hwd->dev_data->client->dev,
"%s, rate: %lu, parent_rate: %lu\n",
- __func__, rate, *parent_rate);
+ __func__, req->rate, req->best_parent_rate);
- rational_best_approximation(rate, *parent_rate,
+ rational_best_approximation(req->rate, req->best_parent_rate,
CDCE706_PLL_N_MAX, CDCE706_PLL_M_MAX,
&mul, &div);
hwd->mul = mul;
@@ -204,9 +204,11 @@ static long cdce706_pll_round_rate(struct clk_hw *hw, unsigned long rate,
"%s, pll: %d, mul: %lu, div: %lu\n",
__func__, hwd->idx, mul, div);
- res = (u64)*parent_rate * hwd->mul;
+ res = (u64)req->best_parent_rate * hwd->mul;
do_div(res, hwd->div);
- return res;
+ req->rate = res;
+
+ return 0;
}
static int cdce706_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -251,7 +253,7 @@ static int cdce706_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops cdce706_pll_ops = {
.recalc_rate = cdce706_pll_recalc_rate,
- .round_rate = cdce706_pll_round_rate,
+ .determine_rate = cdce706_pll_determine_rate,
.set_rate = cdce706_pll_set_rate,
};
diff --git a/drivers/clk/clk-cdce925.c b/drivers/clk/clk-cdce925.c
index c51818c1af98..0b2ad21e6e4d 100644
--- a/drivers/clk/clk-cdce925.c
+++ b/drivers/clk/clk-cdce925.c
@@ -128,13 +128,15 @@ static void cdce925_pll_find_rate(unsigned long rate,
}
}
-static long cdce925_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int cdce925_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u16 n, m;
- cdce925_pll_find_rate(rate, *parent_rate, &n, &m);
- return (long)cdce925_pll_calculate_rate(*parent_rate, n, m);
+ cdce925_pll_find_rate(req->rate, req->best_parent_rate, &n, &m);
+ req->rate = (long)cdce925_pll_calculate_rate(req->best_parent_rate, n, m);
+
+ return 0;
}
static int cdce925_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -266,7 +268,7 @@ static const struct clk_ops cdce925_pll_ops = {
.prepare = cdce925_pll_prepare,
.unprepare = cdce925_pll_unprepare,
.recalc_rate = cdce925_pll_recalc_rate,
- .round_rate = cdce925_pll_round_rate,
+ .determine_rate = cdce925_pll_determine_rate,
.set_rate = cdce925_pll_set_rate,
};
@@ -420,20 +422,23 @@ static unsigned long cdce925_clk_best_parent_rate(
return rate * pdiv_best;
}
-static long cdce925_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int cdce925_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned long l_parent_rate = *parent_rate;
- u16 divider = cdce925_calc_divider(rate, l_parent_rate);
+ unsigned long l_parent_rate = req->best_parent_rate;
+ u16 divider = cdce925_calc_divider(req->rate, l_parent_rate);
- if (l_parent_rate / divider != rate) {
- l_parent_rate = cdce925_clk_best_parent_rate(hw, rate);
- divider = cdce925_calc_divider(rate, l_parent_rate);
- *parent_rate = l_parent_rate;
+ if (l_parent_rate / divider != req->rate) {
+ l_parent_rate = cdce925_clk_best_parent_rate(hw, req->rate);
+ divider = cdce925_calc_divider(req->rate, l_parent_rate);
+ req->best_parent_rate = l_parent_rate;
}
if (divider)
- return (long)(l_parent_rate / divider);
+ req->rate = (long)(l_parent_rate / divider);
+ else
+ req->rate = 0;
+
return 0;
}
@@ -451,7 +456,7 @@ static const struct clk_ops cdce925_clk_ops = {
.prepare = cdce925_clk_prepare,
.unprepare = cdce925_clk_unprepare,
.recalc_rate = cdce925_clk_recalc_rate,
- .round_rate = cdce925_clk_round_rate,
+ .determine_rate = cdce925_clk_determine_rate,
.set_rate = cdce925_clk_set_rate,
};
@@ -473,14 +478,17 @@ static u16 cdce925_y1_calc_divider(unsigned long rate,
return (u16)divider;
}
-static long cdce925_clk_y1_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int cdce925_clk_y1_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned long l_parent_rate = *parent_rate;
- u16 divider = cdce925_y1_calc_divider(rate, l_parent_rate);
+ unsigned long l_parent_rate = req->best_parent_rate;
+ u16 divider = cdce925_y1_calc_divider(req->rate, l_parent_rate);
if (divider)
- return (long)(l_parent_rate / divider);
+ req->rate = (long)(l_parent_rate / divider);
+ else
+ req->rate = 0;
+
return 0;
}
@@ -498,7 +506,7 @@ static const struct clk_ops cdce925_clk_y1_ops = {
.prepare = cdce925_clk_prepare,
.unprepare = cdce925_clk_unprepare,
.recalc_rate = cdce925_clk_recalc_rate,
- .round_rate = cdce925_clk_y1_round_rate,
+ .determine_rate = cdce925_clk_y1_determine_rate,
.set_rate = cdce925_clk_y1_set_rate,
};
diff --git a/drivers/clk/clk-cs2000-cp.c b/drivers/clk/clk-cs2000-cp.c
index 35cb93ad298a..8800472ba63f 100644
--- a/drivers/clk/clk-cs2000-cp.c
+++ b/drivers/clk/clk-cs2000-cp.c
@@ -305,15 +305,19 @@ static unsigned long cs2000_recalc_rate(struct clk_hw *hw,
return cs2000_ratio_to_rate(ratio, parent_rate, priv->lf_ratio);
}
-static long cs2000_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int cs2000_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct cs2000_priv *priv = hw_to_priv(hw);
u32 ratio;
- ratio = cs2000_rate_to_ratio(*parent_rate, rate, priv->lf_ratio);
+ ratio = cs2000_rate_to_ratio(req->best_parent_rate, req->rate,
+ priv->lf_ratio);
- return cs2000_ratio_to_rate(ratio, *parent_rate, priv->lf_ratio);
+ req->rate = cs2000_ratio_to_rate(ratio, req->best_parent_rate,
+ priv->lf_ratio);
+
+ return 0;
}
static int cs2000_select_ratio_mode(struct cs2000_priv *priv,
@@ -430,7 +434,7 @@ static u8 cs2000_get_parent(struct clk_hw *hw)
static const struct clk_ops cs2000_ops = {
.get_parent = cs2000_get_parent,
.recalc_rate = cs2000_recalc_rate,
- .round_rate = cs2000_round_rate,
+ .determine_rate = cs2000_determine_rate,
.set_rate = cs2000_set_rate,
.prepare = cs2000_enable,
.unprepare = cs2000_disable,
diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c
index c1f426b8a504..2601b6155afb 100644
--- a/drivers/clk/clk-divider.c
+++ b/drivers/clk/clk-divider.c
@@ -431,27 +431,6 @@ long divider_ro_round_rate_parent(struct clk_hw *hw, struct clk_hw *parent,
}
EXPORT_SYMBOL_GPL(divider_ro_round_rate_parent);
-static long clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
-{
- struct clk_divider *divider = to_clk_divider(hw);
-
- /* if read only, just return current value */
- if (divider->flags & CLK_DIVIDER_READ_ONLY) {
- u32 val;
-
- val = clk_div_readl(divider) >> divider->shift;
- val &= clk_div_mask(divider->width);
-
- return divider_ro_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags,
- val);
- }
-
- return divider_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags);
-}
-
static int clk_divider_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
@@ -527,7 +506,6 @@ static int clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
const struct clk_ops clk_divider_ops = {
.recalc_rate = clk_divider_recalc_rate,
- .round_rate = clk_divider_round_rate,
.determine_rate = clk_divider_determine_rate,
.set_rate = clk_divider_set_rate,
};
@@ -535,7 +513,6 @@ EXPORT_SYMBOL_GPL(clk_divider_ops);
const struct clk_ops clk_divider_ro_ops = {
.recalc_rate = clk_divider_recalc_rate,
- .round_rate = clk_divider_round_rate,
.determine_rate = clk_divider_determine_rate,
};
EXPORT_SYMBOL_GPL(clk_divider_ro_ops);
diff --git a/drivers/clk/clk-en7523.c b/drivers/clk/clk-en7523.c
index 15bbdeb60b8e..08cc8e5acf43 100644
--- a/drivers/clk/clk-en7523.c
+++ b/drivers/clk/clk-en7523.c
@@ -9,6 +9,7 @@
#include <linux/regmap.h>
#include <linux/reset-controller.h>
#include <dt-bindings/clock/en7523-clk.h>
+#include <dt-bindings/reset/airoha,en7523-reset.h>
#include <dt-bindings/reset/airoha,en7581-reset.h>
#define RST_NR_PER_BANK 32
@@ -299,6 +300,53 @@ static const u16 en7581_rst_ofs[] = {
REG_RST_CTRL1,
};
+static const u16 en7523_rst_map[] = {
+ /* RST_CTRL2 */
+ [EN7523_XPON_PHY_RST] = 0,
+ [EN7523_XSI_MAC_RST] = 7,
+ [EN7523_XSI_PHY_RST] = 8,
+ [EN7523_NPU_RST] = 9,
+ [EN7523_I2S_RST] = 10,
+ [EN7523_TRNG_RST] = 11,
+ [EN7523_TRNG_MSTART_RST] = 12,
+ [EN7523_DUAL_HSI0_RST] = 13,
+ [EN7523_DUAL_HSI1_RST] = 14,
+ [EN7523_HSI_RST] = 15,
+ [EN7523_DUAL_HSI0_MAC_RST] = 16,
+ [EN7523_DUAL_HSI1_MAC_RST] = 17,
+ [EN7523_HSI_MAC_RST] = 18,
+ [EN7523_WDMA_RST] = 19,
+ [EN7523_WOE0_RST] = 20,
+ [EN7523_WOE1_RST] = 21,
+ [EN7523_HSDMA_RST] = 22,
+ [EN7523_I2C2RBUS_RST] = 23,
+ [EN7523_TDMA_RST] = 24,
+ /* RST_CTRL1 */
+ [EN7523_PCM1_ZSI_ISI_RST] = RST_NR_PER_BANK + 0,
+ [EN7523_FE_PDMA_RST] = RST_NR_PER_BANK + 1,
+ [EN7523_FE_QDMA_RST] = RST_NR_PER_BANK + 2,
+ [EN7523_PCM_SPIWP_RST] = RST_NR_PER_BANK + 4,
+ [EN7523_CRYPTO_RST] = RST_NR_PER_BANK + 6,
+ [EN7523_TIMER_RST] = RST_NR_PER_BANK + 8,
+ [EN7523_PCM1_RST] = RST_NR_PER_BANK + 11,
+ [EN7523_UART_RST] = RST_NR_PER_BANK + 12,
+ [EN7523_GPIO_RST] = RST_NR_PER_BANK + 13,
+ [EN7523_GDMA_RST] = RST_NR_PER_BANK + 14,
+ [EN7523_I2C_MASTER_RST] = RST_NR_PER_BANK + 16,
+ [EN7523_PCM2_ZSI_ISI_RST] = RST_NR_PER_BANK + 17,
+ [EN7523_SFC_RST] = RST_NR_PER_BANK + 18,
+ [EN7523_UART2_RST] = RST_NR_PER_BANK + 19,
+ [EN7523_GDMP_RST] = RST_NR_PER_BANK + 20,
+ [EN7523_FE_RST] = RST_NR_PER_BANK + 21,
+ [EN7523_USB_HOST_P0_RST] = RST_NR_PER_BANK + 22,
+ [EN7523_GSW_RST] = RST_NR_PER_BANK + 23,
+ [EN7523_SFC2_PCM_RST] = RST_NR_PER_BANK + 25,
+ [EN7523_PCIE0_RST] = RST_NR_PER_BANK + 26,
+ [EN7523_PCIE1_RST] = RST_NR_PER_BANK + 27,
+ [EN7523_PCIE_HB_RST] = RST_NR_PER_BANK + 29,
+ [EN7523_XPON_MAC_RST] = RST_NR_PER_BANK + 31,
+};
+
static const u16 en7581_rst_map[] = {
/* RST_CTRL2 */
[EN7581_XPON_PHY_RST] = 0,
@@ -357,6 +405,9 @@ static const u16 en7581_rst_map[] = {
[EN7581_XPON_MAC_RST] = RST_NR_PER_BANK + 31,
};
+static int en7581_reset_register(struct device *dev, void __iomem *base,
+ const u16 *rst_map, int nr_resets);
+
static u32 en7523_get_base_rate(const struct en_clk_desc *desc, u32 val)
{
if (!desc->base_bits)
@@ -552,7 +603,8 @@ static int en7523_clk_hw_init(struct platform_device *pdev,
en7523_register_clocks(&pdev->dev, clk_data, base, np_base);
- return 0;
+ return en7581_reset_register(&pdev->dev, np_base, en7523_rst_map,
+ ARRAY_SIZE(en7523_rst_map));
}
static void en7581_register_clocks(struct device *dev, struct clk_hw_onecell_data *clk_data,
@@ -652,7 +704,8 @@ static const struct reset_control_ops en7581_reset_ops = {
.status = en7523_reset_status,
};
-static int en7581_reset_register(struct device *dev, void __iomem *base)
+static int en7581_reset_register(struct device *dev, void __iomem *base,
+ const u16 *rst_map, int nr_resets)
{
struct en_rst_data *rst_data;
@@ -661,10 +714,10 @@ static int en7581_reset_register(struct device *dev, void __iomem *base)
return -ENOMEM;
rst_data->bank_ofs = en7581_rst_ofs;
- rst_data->idx_map = en7581_rst_map;
+ rst_data->idx_map = rst_map;
rst_data->base = base;
- rst_data->rcdev.nr_resets = ARRAY_SIZE(en7581_rst_map);
+ rst_data->rcdev.nr_resets = nr_resets;
rst_data->rcdev.of_xlate = en7523_reset_xlate;
rst_data->rcdev.ops = &en7581_reset_ops;
rst_data->rcdev.of_node = dev->of_node;
@@ -698,7 +751,8 @@ static int en7581_clk_hw_init(struct platform_device *pdev,
val = readl(base + REG_NP_SCU_PCIC);
writel(val | 3, base + REG_NP_SCU_PCIC);
- return en7581_reset_register(&pdev->dev, base);
+ return en7581_reset_register(&pdev->dev, base, en7581_rst_map,
+ ARRAY_SIZE(en7581_rst_map));
}
static int en7523_clk_probe(struct platform_device *pdev)
diff --git a/drivers/clk/clk-ep93xx.c b/drivers/clk/clk-ep93xx.c
index 4bd8d6ecf6a2..972aadd11493 100644
--- a/drivers/clk/clk-ep93xx.c
+++ b/drivers/clk/clk-ep93xx.c
@@ -389,23 +389,25 @@ static unsigned long ep93xx_div_recalc_rate(struct clk_hw *hw,
return DIV_ROUND_CLOSEST(parent_rate, clk->div[index]);
}
-static long ep93xx_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ep93xx_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ep93xx_clk *clk = ep93xx_clk_from(hw);
unsigned long best = 0, now;
unsigned int i;
for (i = 0; i < clk->num_div; i++) {
- if ((rate * clk->div[i]) == *parent_rate)
- return rate;
+ if (req->rate * clk->div[i] == req->best_parent_rate)
+ return 0;
- now = DIV_ROUND_CLOSEST(*parent_rate, clk->div[i]);
- if (!best || is_best(rate, now, best))
+ now = DIV_ROUND_CLOSEST(req->best_parent_rate, clk->div[i]);
+ if (!best || is_best(req->rate, now, best))
best = now;
}
- return best;
+ req->rate = best;
+
+ return 0;
}
static int ep93xx_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -437,7 +439,7 @@ static const struct clk_ops ep93xx_div_ops = {
.disable = ep93xx_clk_disable,
.is_enabled = ep93xx_clk_is_enabled,
.recalc_rate = ep93xx_div_recalc_rate,
- .round_rate = ep93xx_div_round_rate,
+ .determine_rate = ep93xx_div_determine_rate,
.set_rate = ep93xx_div_set_rate,
};
@@ -486,9 +488,10 @@ static const struct ep93xx_gate ep93xx_uarts[] = {
static int ep93xx_uart_clock_init(struct ep93xx_clk_priv *priv)
{
struct clk_parent_data parent_data = { };
- unsigned int i, idx, ret, clk_uart_div;
+ unsigned int i, idx, clk_uart_div;
struct ep93xx_clk *clk;
u32 val;
+ int ret;
regmap_read(priv->map, EP93XX_SYSCON_PWRCNT, &val);
if (val & EP93XX_SYSCON_PWRCNT_UARTBAUD)
diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c
index e62ae8794d44..de658c9e4c53 100644
--- a/drivers/clk/clk-fixed-factor.c
+++ b/drivers/clk/clk-fixed-factor.c
@@ -30,19 +30,21 @@ static unsigned long clk_factor_recalc_rate(struct clk_hw *hw,
return (unsigned long)rate;
}
-static long clk_factor_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_factor_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_fixed_factor *fix = to_clk_fixed_factor(hw);
if (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) {
unsigned long best_parent;
- best_parent = (rate / fix->mult) * fix->div;
- *prate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
+ best_parent = (req->rate / fix->mult) * fix->div;
+ req->best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
}
- return (*prate / fix->div) * fix->mult;
+ req->rate = (req->best_parent_rate / fix->div) * fix->mult;
+
+ return 0;
}
static int clk_factor_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -50,7 +52,7 @@ static int clk_factor_set_rate(struct clk_hw *hw, unsigned long rate,
{
/*
* We must report success but we can do so unconditionally because
- * clk_factor_round_rate returns values that ensure this call is a
+ * clk_factor_determine_rate returns values that ensure this call is a
* nop.
*/
@@ -69,7 +71,7 @@ static unsigned long clk_factor_recalc_accuracy(struct clk_hw *hw,
}
const struct clk_ops clk_fixed_factor_ops = {
- .round_rate = clk_factor_round_rate,
+ .determine_rate = clk_factor_determine_rate,
.set_rate = clk_factor_set_rate,
.recalc_rate = clk_factor_recalc_rate,
.recalc_accuracy = clk_factor_recalc_accuracy,
diff --git a/drivers/clk/clk-fractional-divider.c b/drivers/clk/clk-fractional-divider.c
index da057172cc90..cd36a6e27f25 100644
--- a/drivers/clk/clk-fractional-divider.c
+++ b/drivers/clk/clk-fractional-divider.c
@@ -151,25 +151,32 @@ void clk_fractional_divider_general_approximation(struct clk_hw *hw,
}
EXPORT_SYMBOL_GPL(clk_fractional_divider_general_approximation);
-static long clk_fd_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_fd_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_fractional_divider *fd = to_clk_fd(hw);
unsigned long m, n;
u64 ret;
- if (!rate || (!clk_hw_can_set_rate_parent(hw) && rate >= *parent_rate))
- return *parent_rate;
+ if (!req->rate || (!clk_hw_can_set_rate_parent(hw) && req->rate >= req->best_parent_rate)) {
+ req->rate = req->best_parent_rate;
+
+ return 0;
+ }
if (fd->approximation)
- fd->approximation(hw, rate, parent_rate, &m, &n);
+ fd->approximation(hw, req->rate, &req->best_parent_rate, &m, &n);
else
- clk_fractional_divider_general_approximation(hw, rate, parent_rate, &m, &n);
+ clk_fractional_divider_general_approximation(hw, req->rate,
+ &req->best_parent_rate,
+ &m, &n);
- ret = (u64)*parent_rate * m;
+ ret = (u64)req->best_parent_rate * m;
do_div(ret, n);
- return ret;
+ req->rate = ret;
+
+ return 0;
}
static int clk_fd_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -250,7 +257,7 @@ static void clk_fd_debug_init(struct clk_hw *hw, struct dentry *dentry)
const struct clk_ops clk_fractional_divider_ops = {
.recalc_rate = clk_fd_recalc_rate,
- .round_rate = clk_fd_round_rate,
+ .determine_rate = clk_fd_determine_rate,
.set_rate = clk_fd_set_rate,
#ifdef CONFIG_DEBUG_FS
.debug_init = clk_fd_debug_init,
diff --git a/drivers/clk/clk-gemini.c b/drivers/clk/clk-gemini.c
index 856b008e07c6..e94589c38568 100644
--- a/drivers/clk/clk-gemini.c
+++ b/drivers/clk/clk-gemini.c
@@ -126,13 +126,16 @@ static unsigned long gemini_pci_recalc_rate(struct clk_hw *hw,
return 33000000;
}
-static long gemini_pci_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int gemini_pci_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
/* We support 33 and 66 MHz */
- if (rate < 48000000)
- return 33000000;
- return 66000000;
+ if (req->rate < 48000000)
+ req->rate = 33000000;
+ else
+ req->rate = 66000000;
+
+ return 0;
}
static int gemini_pci_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -179,7 +182,7 @@ static int gemini_pci_is_enabled(struct clk_hw *hw)
static const struct clk_ops gemini_pci_clk_ops = {
.recalc_rate = gemini_pci_recalc_rate,
- .round_rate = gemini_pci_round_rate,
+ .determine_rate = gemini_pci_determine_rate,
.set_rate = gemini_pci_set_rate,
.enable = gemini_pci_enable,
.disable = gemini_pci_disable,
diff --git a/drivers/clk/clk-highbank.c b/drivers/clk/clk-highbank.c
index 6e68a41a70a1..cc583934ecf2 100644
--- a/drivers/clk/clk-highbank.c
+++ b/drivers/clk/clk-highbank.c
@@ -130,15 +130,17 @@ static void clk_pll_calc(unsigned long rate, unsigned long ref_freq,
*pdivf = divf;
}
-static long clk_pll_round_rate(struct clk_hw *hwclk, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u32 divq, divf;
- unsigned long ref_freq = *parent_rate;
+ unsigned long ref_freq = req->best_parent_rate;
- clk_pll_calc(rate, ref_freq, &divq, &divf);
+ clk_pll_calc(req->rate, ref_freq, &divq, &divf);
- return (ref_freq * (divf + 1)) / (1 << divq);
+ req->rate = (ref_freq * (divf + 1)) / (1 << divq);
+
+ return 0;
}
static int clk_pll_set_rate(struct clk_hw *hwclk, unsigned long rate,
@@ -185,7 +187,7 @@ static const struct clk_ops clk_pll_ops = {
.enable = clk_pll_enable,
.disable = clk_pll_disable,
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_round_rate,
+ .determine_rate = clk_pll_determine_rate,
.set_rate = clk_pll_set_rate,
};
@@ -227,16 +229,18 @@ static unsigned long clk_periclk_recalc_rate(struct clk_hw *hwclk,
return parent_rate / div;
}
-static long clk_periclk_round_rate(struct clk_hw *hwclk, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_periclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u32 div;
- div = *parent_rate / rate;
+ div = req->best_parent_rate / req->rate;
div++;
div &= ~0x1;
- return *parent_rate / div;
+ req->rate = req->best_parent_rate / div;
+
+ return 0;
}
static int clk_periclk_set_rate(struct clk_hw *hwclk, unsigned long rate,
@@ -255,7 +259,7 @@ static int clk_periclk_set_rate(struct clk_hw *hwclk, unsigned long rate,
static const struct clk_ops periclk_ops = {
.recalc_rate = clk_periclk_recalc_rate,
- .round_rate = clk_periclk_round_rate,
+ .determine_rate = clk_periclk_determine_rate,
.set_rate = clk_periclk_set_rate,
};
diff --git a/drivers/clk/clk-hsdk-pll.c b/drivers/clk/clk-hsdk-pll.c
index 921523fc26f2..7d56a47c2aa7 100644
--- a/drivers/clk/clk-hsdk-pll.c
+++ b/drivers/clk/clk-hsdk-pll.c
@@ -197,8 +197,8 @@ static unsigned long hsdk_pll_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long hsdk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int hsdk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int i;
unsigned long best_rate;
@@ -211,13 +211,15 @@ static long hsdk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
best_rate = pll_cfg[0].rate;
for (i = 1; pll_cfg[i].rate != 0; i++) {
- if (abs(rate - pll_cfg[i].rate) < abs(rate - best_rate))
+ if (abs(req->rate - pll_cfg[i].rate) < abs(req->rate - best_rate))
best_rate = pll_cfg[i].rate;
}
dev_dbg(clk->dev, "chosen best rate: %lu\n", best_rate);
- return best_rate;
+ req->rate = best_rate;
+
+ return 0;
}
static int hsdk_pll_comm_update_rate(struct hsdk_pll_clk *clk,
@@ -296,7 +298,7 @@ static int hsdk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops hsdk_pll_ops = {
.recalc_rate = hsdk_pll_recalc_rate,
- .round_rate = hsdk_pll_round_rate,
+ .determine_rate = hsdk_pll_determine_rate,
.set_rate = hsdk_pll_set_rate,
};
diff --git a/drivers/clk/clk-lan966x.c b/drivers/clk/clk-lan966x.c
index 16e0405fe28b..3c7a48c616bb 100644
--- a/drivers/clk/clk-lan966x.c
+++ b/drivers/clk/clk-lan966x.c
@@ -16,8 +16,6 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
-#include <dt-bindings/clock/microchip,lan966x.h>
-
#define GCK_ENA BIT(0)
#define GCK_SRC_SEL GENMASK(9, 8)
#define GCK_PRESCALER GENMASK(23, 16)
diff --git a/drivers/clk/clk-lmk04832.c b/drivers/clk/clk-lmk04832.c
index 2bcf422f0b04..b2107b31efa2 100644
--- a/drivers/clk/clk-lmk04832.c
+++ b/drivers/clk/clk-lmk04832.c
@@ -491,28 +491,33 @@ static long lmk04832_calc_pll2_params(unsigned long prate, unsigned long rate,
return DIV_ROUND_CLOSEST(prate * 2 * pll2_p * pll2_n, pll2_r);
}
-static long lmk04832_vco_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int lmk04832_vco_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lmk04832 *lmk = container_of(hw, struct lmk04832, vco);
unsigned int n, p, r;
long vco_rate;
int ret;
- ret = lmk04832_check_vco_ranges(lmk, rate);
+ ret = lmk04832_check_vco_ranges(lmk, req->rate);
if (ret < 0)
return ret;
- vco_rate = lmk04832_calc_pll2_params(*prate, rate, &n, &p, &r);
+ vco_rate = lmk04832_calc_pll2_params(req->best_parent_rate, req->rate,
+ &n, &p, &r);
if (vco_rate < 0) {
dev_err(lmk->dev, "PLL2 parameters out of range\n");
- return vco_rate;
+ req->rate = vco_rate;
+
+ return 0;
}
- if (rate != vco_rate)
+ if (req->rate != vco_rate)
return -EINVAL;
- return vco_rate;
+ req->rate = vco_rate;
+
+ return 0;
}
static int lmk04832_vco_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -579,7 +584,7 @@ static const struct clk_ops lmk04832_vco_ops = {
.prepare = lmk04832_vco_prepare,
.unprepare = lmk04832_vco_unprepare,
.recalc_rate = lmk04832_vco_recalc_rate,
- .round_rate = lmk04832_vco_round_rate,
+ .determine_rate = lmk04832_vco_determine_rate,
.set_rate = lmk04832_vco_set_rate,
};
@@ -888,25 +893,27 @@ static unsigned long lmk04832_sclk_recalc_rate(struct clk_hw *hw,
return DIV_ROUND_CLOSEST(prate, sysref_div);
}
-static long lmk04832_sclk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int lmk04832_sclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lmk04832 *lmk = container_of(hw, struct lmk04832, sclk);
unsigned long sclk_rate;
unsigned int sysref_div;
- sysref_div = DIV_ROUND_CLOSEST(*prate, rate);
- sclk_rate = DIV_ROUND_CLOSEST(*prate, sysref_div);
+ sysref_div = DIV_ROUND_CLOSEST(req->best_parent_rate, req->rate);
+ sclk_rate = DIV_ROUND_CLOSEST(req->best_parent_rate, sysref_div);
if (sysref_div < 0x07 || sysref_div > 0x1fff) {
dev_err(lmk->dev, "SYSREF divider out of range\n");
return -EINVAL;
}
- if (rate != sclk_rate)
+ if (req->rate != sclk_rate)
return -EINVAL;
- return sclk_rate;
+ req->rate = sclk_rate;
+
+ return 0;
}
static int lmk04832_sclk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -945,7 +952,7 @@ static const struct clk_ops lmk04832_sclk_ops = {
.prepare = lmk04832_sclk_prepare,
.unprepare = lmk04832_sclk_unprepare,
.recalc_rate = lmk04832_sclk_recalc_rate,
- .round_rate = lmk04832_sclk_round_rate,
+ .determine_rate = lmk04832_sclk_determine_rate,
.set_rate = lmk04832_sclk_set_rate,
};
@@ -1069,26 +1076,28 @@ static unsigned long lmk04832_dclk_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long lmk04832_dclk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int lmk04832_dclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lmk_dclk *dclk = container_of(hw, struct lmk_dclk, hw);
struct lmk04832 *lmk = dclk->lmk;
unsigned long dclk_rate;
unsigned int dclk_div;
- dclk_div = DIV_ROUND_CLOSEST(*prate, rate);
- dclk_rate = DIV_ROUND_CLOSEST(*prate, dclk_div);
+ dclk_div = DIV_ROUND_CLOSEST(req->best_parent_rate, req->rate);
+ dclk_rate = DIV_ROUND_CLOSEST(req->best_parent_rate, dclk_div);
if (dclk_div < 1 || dclk_div > 0x3ff) {
dev_err(lmk->dev, "%s_div out of range\n", clk_hw_get_name(hw));
return -EINVAL;
}
- if (rate != dclk_rate)
+ if (req->rate != dclk_rate)
return -EINVAL;
- return dclk_rate;
+ req->rate = dclk_rate;
+
+ return 0;
}
static int lmk04832_dclk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -1158,7 +1167,7 @@ static const struct clk_ops lmk04832_dclk_ops = {
.prepare = lmk04832_dclk_prepare,
.unprepare = lmk04832_dclk_unprepare,
.recalc_rate = lmk04832_dclk_recalc_rate,
- .round_rate = lmk04832_dclk_round_rate,
+ .determine_rate = lmk04832_dclk_determine_rate,
.set_rate = lmk04832_dclk_set_rate,
};
diff --git a/drivers/clk/clk-loongson1.c b/drivers/clk/clk-loongson1.c
index a3467aa6790f..f9f060d08a5f 100644
--- a/drivers/clk/clk-loongson1.c
+++ b/drivers/clk/clk-loongson1.c
@@ -93,14 +93,16 @@ static unsigned long ls1x_divider_recalc_rate(struct clk_hw *hw,
d->flags, d->width);
}
-static long ls1x_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int ls1x_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ls1x_clk *ls1x_clk = to_ls1x_clk(hw);
const struct ls1x_clk_div_data *d = ls1x_clk->data;
- return divider_round_rate(hw, rate, prate, d->table,
- d->width, d->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ d->table, d->width, d->flags);
+
+ return 0;
}
static int ls1x_divider_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -146,7 +148,7 @@ static int ls1x_divider_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops ls1x_clk_divider_ops = {
.recalc_rate = ls1x_divider_recalc_rate,
- .round_rate = ls1x_divider_round_rate,
+ .determine_rate = ls1x_divider_determine_rate,
.set_rate = ls1x_divider_set_rate,
};
diff --git a/drivers/clk/clk-loongson2.c b/drivers/clk/clk-loongson2.c
index 27e632edd484..9c4c6c99db3e 100644
--- a/drivers/clk/clk-loongson2.c
+++ b/drivers/clk/clk-loongson2.c
@@ -13,10 +13,6 @@
#include <linux/io-64-nonatomic-lo-hi.h>
#include <dt-bindings/clock/loongson,ls2k-clk.h>
-static const struct clk_parent_data pdata[] = {
- { .fw_name = "ref_100m", },
-};
-
enum loongson2_clk_type {
CLK_TYPE_PLL,
CLK_TYPE_SCALE,
@@ -42,6 +38,7 @@ struct loongson2_clk_data {
u8 div_width;
u8 mult_shift;
u8 mult_width;
+ u8 bit_idx;
};
struct loongson2_clk_board_info {
@@ -50,6 +47,7 @@ struct loongson2_clk_board_info {
const char *name;
const char *parent_name;
unsigned long fixed_rate;
+ unsigned long flags;
u8 reg_offset;
u8 div_shift;
u8 div_width;
@@ -95,6 +93,19 @@ struct loongson2_clk_board_info {
.div_width = _dwidth, \
}
+#define CLK_SCALE_MODE(_id, _name, _pname, _offset, \
+ _dshift, _dwidth, _midx) \
+ { \
+ .id = _id, \
+ .type = CLK_TYPE_SCALE, \
+ .name = _name, \
+ .parent_name = _pname, \
+ .reg_offset = _offset, \
+ .div_shift = _dshift, \
+ .div_width = _dwidth, \
+ .bit_idx = _midx + 1, \
+ }
+
#define CLK_GATE(_id, _name, _pname, _offset, _bidx) \
{ \
.id = _id, \
@@ -105,6 +116,18 @@ struct loongson2_clk_board_info {
.bit_idx = _bidx, \
}
+#define CLK_GATE_FLAGS(_id, _name, _pname, _offset, _bidx, \
+ _flags) \
+ { \
+ .id = _id, \
+ .type = CLK_TYPE_GATE, \
+ .name = _name, \
+ .parent_name = _pname, \
+ .reg_offset = _offset, \
+ .bit_idx = _bidx, \
+ .flags = _flags \
+ }
+
#define CLK_FIXED(_id, _name, _pname, _rate) \
{ \
.id = _id, \
@@ -114,6 +137,51 @@ struct loongson2_clk_board_info {
.fixed_rate = _rate, \
}
+static const struct loongson2_clk_board_info ls2k0300_clks[] = {
+ /* Reference Clock */
+ CLK_PLL(LS2K0300_NODE_PLL, "pll_node", 0x00, 15, 9, 8, 7),
+ CLK_PLL(LS2K0300_DDR_PLL, "pll_ddr", 0x08, 15, 9, 8, 7),
+ CLK_PLL(LS2K0300_PIX_PLL, "pll_pix", 0x10, 15, 9, 8, 7),
+ CLK_FIXED(LS2K0300_CLK_STABLE, "clk_stable", NULL, 100000000),
+ CLK_FIXED(LS2K0300_CLK_THSENS, "clk_thsens", NULL, 10000000),
+ /* Node PLL */
+ CLK_DIV(LS2K0300_CLK_NODE_DIV, "clk_node_div", "pll_node", 0x00, 24, 7),
+ CLK_DIV(LS2K0300_CLK_GMAC_DIV, "clk_gmac_div", "pll_node", 0x04, 0, 7),
+ CLK_DIV(LS2K0300_CLK_I2S_DIV, "clk_i2s_div", "pll_node", 0x04, 8, 7),
+ CLK_GATE(LS2K0300_CLK_NODE_PLL_GATE, "clk_node_pll_gate", "clk_node_div", 0x00, 0),
+ CLK_GATE(LS2K0300_CLK_GMAC_GATE, "clk_gmac_gate", "clk_gmac_div", 0x00, 1),
+ CLK_GATE(LS2K0300_CLK_I2S_GATE, "clk_i2s_gate", "clk_i2s_div", 0x00, 2),
+ CLK_GATE_FLAGS(LS2K0300_CLK_NODE_GATE, "clk_node_gate", "clk_node_scale", 0x24, 0,
+ CLK_IS_CRITICAL),
+ CLK_SCALE_MODE(LS2K0300_CLK_NODE_SCALE, "clk_node_scale", "clk_node_pll_gate", 0x20, 0, 3,
+ 3),
+ /* DDR PLL */
+ CLK_DIV(LS2K0300_CLK_DDR_DIV, "clk_ddr_div", "pll_ddr", 0x08, 24, 7),
+ CLK_DIV(LS2K0300_CLK_NET_DIV, "clk_net_div", "pll_ddr", 0x0c, 0, 7),
+ CLK_DIV(LS2K0300_CLK_DEV_DIV, "clk_dev_div", "pll_ddr", 0x0c, 8, 7),
+ CLK_GATE(LS2K0300_CLK_NET_GATE, "clk_net_gate", "clk_net_div", 0x08, 1),
+ CLK_GATE(LS2K0300_CLK_DEV_GATE, "clk_dev_gate", "clk_dev_div", 0x08, 2),
+ CLK_GATE_FLAGS(LS2K0300_CLK_DDR_GATE, "clk_ddr_gate", "clk_ddr_div", 0x08, 0,
+ CLK_IS_CRITICAL),
+ /* PIX PLL */
+ CLK_DIV(LS2K0300_CLK_PIX_DIV, "clk_pix_div", "pll_pix", 0x10, 24, 7),
+ CLK_DIV(LS2K0300_CLK_GMACBP_DIV, "clk_gmacbp_div", "pll_pix", 0x14, 0, 7),
+ CLK_GATE(LS2K0300_CLK_PIX_PLL_GATE, "clk_pix_pll_gate", "clk_pix_div", 0x10, 0),
+ CLK_GATE(LS2K0300_CLK_PIX_GATE, "clk_pix_gate", "clk_pix_scale", 0x24, 6),
+ CLK_GATE(LS2K0300_CLK_GMACBP_GATE, "clk_gmacbp_gate", "clk_gmacbp_div", 0x10, 1),
+ CLK_SCALE_MODE(LS2K0300_CLK_PIX_SCALE, "clk_pix_scale", "clk_pix_pll_gate", 0x20, 4, 3, 7),
+ /* clk_dev_gate */
+ CLK_DIV(LS2K0300_CLK_SDIO_SCALE, "clk_sdio_scale", "clk_dev_gate", 0x20, 24, 4),
+ CLK_GATE(LS2K0300_CLK_USB_GATE, "clk_usb_gate", "clk_usb_scale", 0x24, 2),
+ CLK_GATE(LS2K0300_CLK_SDIO_GATE, "clk_sdio_gate", "clk_sdio_scale", 0x24, 4),
+ CLK_GATE(LS2K0300_CLK_APB_GATE, "clk_apb_gate", "clk_apb_scale", 0x24, 3),
+ CLK_GATE_FLAGS(LS2K0300_CLK_BOOT_GATE, "clk_boot_gate", "clk_boot_scale", 0x24, 1,
+ CLK_IS_CRITICAL),
+ CLK_SCALE_MODE(LS2K0300_CLK_USB_SCALE, "clk_usb_scale", "clk_dev_gate", 0x20, 12, 3, 15),
+ CLK_SCALE_MODE(LS2K0300_CLK_APB_SCALE, "clk_apb_scale", "clk_dev_gate", 0x20, 16, 3, 19),
+ CLK_SCALE_MODE(LS2K0300_CLK_BOOT_SCALE, "clk_boot_scale", "clk_dev_gate", 0x20, 8, 3, 11),
+};
+
static const struct loongson2_clk_board_info ls2k0500_clks[] = {
CLK_PLL(LOONGSON2_NODE_PLL, "pll_node", 0, 16, 8, 8, 6),
CLK_PLL(LOONGSON2_DDR_PLL, "pll_ddr", 0x8, 16, 8, 8, 6),
@@ -230,20 +298,26 @@ static const struct clk_ops loongson2_pll_recalc_ops = {
static unsigned long loongson2_freqscale_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
- u64 val, mult;
+ u64 val, scale;
+ u32 mode = 0;
struct loongson2_clk_data *clk = to_loongson2_clk(hw);
val = readq(clk->reg);
- mult = loongson2_rate_part(val, clk->div_shift, clk->div_width) + 1;
+ scale = loongson2_rate_part(val, clk->div_shift, clk->div_width) + 1;
+
+ if (clk->bit_idx)
+ mode = val & BIT(clk->bit_idx - 1);
- return div_u64((u64)parent_rate * mult, 8);
+ return mode == 0 ? div_u64((u64)parent_rate * scale, 8) :
+ div_u64((u64)parent_rate, scale);
}
static const struct clk_ops loongson2_freqscale_recalc_ops = {
.recalc_rate = loongson2_freqscale_recalc_rate,
};
-static struct clk_hw *loongson2_clk_register(struct loongson2_clk_provider *clp,
+static struct clk_hw *loongson2_clk_register(const char *parent,
+ struct loongson2_clk_provider *clp,
const struct loongson2_clk_board_info *cld,
const struct clk_ops *ops)
{
@@ -260,17 +334,14 @@ static struct clk_hw *loongson2_clk_register(struct loongson2_clk_provider *clp,
init.ops = ops;
init.flags = 0;
init.num_parents = 1;
-
- if (!cld->parent_name)
- init.parent_data = pdata;
- else
- init.parent_names = &cld->parent_name;
+ init.parent_names = &parent;
clk->reg = clp->base + cld->reg_offset;
clk->div_shift = cld->div_shift;
clk->div_width = cld->div_width;
clk->mult_shift = cld->mult_shift;
clk->mult_width = cld->mult_width;
+ clk->bit_idx = cld->bit_idx;
clk->hw.init = &init;
hw = &clk->hw;
@@ -288,11 +359,17 @@ static int loongson2_clk_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct loongson2_clk_provider *clp;
const struct loongson2_clk_board_info *p, *data;
+ const char *refclk_name, *parent_name;
data = device_get_match_data(dev);
if (!data)
return -EINVAL;
+ refclk_name = of_clk_get_parent_name(dev->of_node, 0);
+ if (IS_ERR(refclk_name))
+ return dev_err_probe(dev, PTR_ERR(refclk_name),
+ "failed to get refclk name\n");
+
for (p = data; p->name; p++)
clks_num = max(clks_num, p->id + 1);
@@ -314,32 +391,36 @@ static int loongson2_clk_probe(struct platform_device *pdev)
for (i = 0; i < clks_num; i++) {
p = &data[i];
+ parent_name = p->parent_name ? p->parent_name : refclk_name;
+
switch (p->type) {
case CLK_TYPE_PLL:
- hw = loongson2_clk_register(clp, p,
+ hw = loongson2_clk_register(parent_name, clp, p,
&loongson2_pll_recalc_ops);
break;
case CLK_TYPE_SCALE:
- hw = loongson2_clk_register(clp, p,
+ hw = loongson2_clk_register(parent_name, clp, p,
&loongson2_freqscale_recalc_ops);
break;
case CLK_TYPE_DIVIDER:
hw = devm_clk_hw_register_divider(dev, p->name,
- p->parent_name, 0,
+ parent_name, 0,
clp->base + p->reg_offset,
p->div_shift, p->div_width,
- CLK_DIVIDER_ONE_BASED,
+ CLK_DIVIDER_ONE_BASED |
+ CLK_DIVIDER_ALLOW_ZERO,
&clp->clk_lock);
break;
case CLK_TYPE_GATE:
- hw = devm_clk_hw_register_gate(dev, p->name, p->parent_name, 0,
+ hw = devm_clk_hw_register_gate(dev, p->name, parent_name,
+ p->flags,
clp->base + p->reg_offset,
p->bit_idx, 0,
&clp->clk_lock);
break;
case CLK_TYPE_FIXED:
- hw = devm_clk_hw_register_fixed_rate_parent_data(dev, p->name, pdata,
- 0, p->fixed_rate);
+ hw = devm_clk_hw_register_fixed_rate(dev, p->name, parent_name,
+ 0, p->fixed_rate);
break;
default:
return dev_err_probe(dev, -EINVAL, "Invalid clk type\n");
@@ -357,6 +438,7 @@ static int loongson2_clk_probe(struct platform_device *pdev)
}
static const struct of_device_id loongson2_clk_match_table[] = {
+ { .compatible = "loongson,ls2k0300-clk", .data = &ls2k0300_clks },
{ .compatible = "loongson,ls2k0500-clk", .data = &ls2k0500_clks },
{ .compatible = "loongson,ls2k-clk", .data = &ls2k1000_clks },
{ .compatible = "loongson,ls2k2000-clk", .data = &ls2k2000_clks },
diff --git a/drivers/clk/clk-max9485.c b/drivers/clk/clk-max9485.c
index be9020b6c789..0515e3e41162 100644
--- a/drivers/clk/clk-max9485.c
+++ b/drivers/clk/clk-max9485.c
@@ -159,29 +159,32 @@ static unsigned long max9485_clkout_recalc_rate(struct clk_hw *hw,
return 0;
}
-static long max9485_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int max9485_clkout_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
const struct max9485_rate *curr, *prev = NULL;
for (curr = max9485_rates; curr->out != 0; curr++) {
/* Exact matches */
- if (curr->out == rate)
- return rate;
+ if (curr->out == req->rate)
+ return 0;
/*
* Find the first entry that has a frequency higher than the
* requested one.
*/
- if (curr->out > rate) {
+ if (curr->out > req->rate) {
unsigned int mid;
/*
* If this is the first entry, clamp the value to the
* lowest possible frequency.
*/
- if (!prev)
- return curr->out;
+ if (!prev) {
+ req->rate = curr->out;
+
+ return 0;
+ }
/*
* Otherwise, determine whether the previous entry or
@@ -189,14 +192,18 @@ static long max9485_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
*/
mid = prev->out + ((curr->out - prev->out) / 2);
- return (mid > rate) ? prev->out : curr->out;
+ req->rate = mid > req->rate ? prev->out : curr->out;
+
+ return 0;
}
prev = curr;
}
/* If the last entry was still too high, clamp the value */
- return prev->out;
+ req->rate = prev->out;
+
+ return 0;
}
struct max9485_clk {
@@ -221,7 +228,7 @@ static const struct max9485_clk max9485_clks[MAX9485_NUM_CLKS] = {
.parent_index = -1,
.ops = {
.set_rate = max9485_clkout_set_rate,
- .round_rate = max9485_clkout_round_rate,
+ .determine_rate = max9485_clkout_determine_rate,
.recalc_rate = max9485_clkout_recalc_rate,
},
},
diff --git a/drivers/clk/clk-milbeaut.c b/drivers/clk/clk-milbeaut.c
index 18c20aff45f7..b4f9b7143eaa 100644
--- a/drivers/clk/clk-milbeaut.c
+++ b/drivers/clk/clk-milbeaut.c
@@ -386,8 +386,8 @@ static unsigned long m10v_clk_divider_recalc_rate(struct clk_hw *hw,
divider->flags, divider->width);
}
-static long m10v_clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int m10v_clk_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct m10v_clk_divider *divider = to_m10v_div(hw);
@@ -398,13 +398,19 @@ static long m10v_clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
val = readl(divider->reg) >> divider->shift;
val &= clk_div_mask(divider->width);
- return divider_ro_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags,
- val);
+ req->rate = divider_ro_round_rate(hw, req->rate,
+ &req->best_parent_rate,
+ divider->table,
+ divider->width,
+ divider->flags, val);
+
+ return 0;
}
- return divider_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ divider->table, divider->width, divider->flags);
+
+ return 0;
}
static int m10v_clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -450,7 +456,7 @@ static int m10v_clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops m10v_clk_divider_ops = {
.recalc_rate = m10v_clk_divider_recalc_rate,
- .round_rate = m10v_clk_divider_round_rate,
+ .determine_rate = m10v_clk_divider_determine_rate,
.set_rate = m10v_clk_divider_set_rate,
};
diff --git a/drivers/clk/clk-multiplier.c b/drivers/clk/clk-multiplier.c
index e507aa958da9..6f2955d408b6 100644
--- a/drivers/clk/clk-multiplier.c
+++ b/drivers/clk/clk-multiplier.c
@@ -112,14 +112,16 @@ static unsigned long __bestmult(struct clk_hw *hw, unsigned long rate,
return bestmult;
}
-static long clk_multiplier_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_multiplier_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_multiplier *mult = to_clk_multiplier(hw);
- unsigned long factor = __bestmult(hw, rate, parent_rate,
+ unsigned long factor = __bestmult(hw, req->rate, &req->best_parent_rate,
mult->width, mult->flags);
- return *parent_rate * factor;
+ req->rate = req->best_parent_rate * factor;
+
+ return 0;
}
static int clk_multiplier_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -150,7 +152,7 @@ static int clk_multiplier_set_rate(struct clk_hw *hw, unsigned long rate,
const struct clk_ops clk_multiplier_ops = {
.recalc_rate = clk_multiplier_recalc_rate,
- .round_rate = clk_multiplier_round_rate,
+ .determine_rate = clk_multiplier_determine_rate,
.set_rate = clk_multiplier_set_rate,
};
EXPORT_SYMBOL_GPL(clk_multiplier_ops);
diff --git a/drivers/clk/clk-rp1.c b/drivers/clk/clk-rp1.c
index afff90d48734..fd144755b879 100644
--- a/drivers/clk/clk-rp1.c
+++ b/drivers/clk/clk-rp1.c
@@ -368,6 +368,11 @@ struct rp1_clk_desc {
struct clk_divider div;
};
+static struct rp1_clk_desc *clk_audio_core;
+static struct rp1_clk_desc *clk_audio;
+static struct rp1_clk_desc *clk_i2s;
+static struct clk_hw *clk_xosc;
+
static inline
void clockman_write(struct rp1_clockman *clockman, u32 reg, u32 val)
{
@@ -475,7 +480,6 @@ static int rp1_pll_core_set_rate(struct clk_hw *hw,
struct rp1_clk_desc *pll_core = container_of(hw, struct rp1_clk_desc, hw);
struct rp1_clockman *clockman = pll_core->clockman;
const struct rp1_pll_core_data *data = pll_core->data;
- unsigned long calc_rate;
u32 fbdiv_int, fbdiv_frac;
/* Disable dividers to start with. */
@@ -484,8 +488,8 @@ static int rp1_pll_core_set_rate(struct clk_hw *hw,
clockman_write(clockman, data->fbdiv_frac_reg, 0);
spin_unlock(&clockman->regs_lock);
- calc_rate = get_pll_core_divider(hw, rate, parent_rate,
- &fbdiv_int, &fbdiv_frac);
+ get_pll_core_divider(hw, rate, parent_rate,
+ &fbdiv_int, &fbdiv_frac);
spin_lock(&clockman->regs_lock);
clockman_write(clockman, data->pwr_reg, fbdiv_frac ? 0 : PLL_PWR_DSMPD);
@@ -497,8 +501,6 @@ static int rp1_pll_core_set_rate(struct clk_hw *hw,
if (WARN_ON_ONCE(parent_rate > (rate / 16)))
return -ERANGE;
- pll_core->cached_rate = calc_rate;
-
spin_lock(&clockman->regs_lock);
/* Don't need to divide ref unless parent_rate > (output freq / 16) */
clockman_write(clockman, data->cs_reg,
@@ -530,13 +532,16 @@ static unsigned long rp1_pll_core_recalc_rate(struct clk_hw *hw,
return calc_rate;
}
-static long rp1_pll_core_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int rp1_pll_core_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u32 fbdiv_int, fbdiv_frac;
- return get_pll_core_divider(hw, rate, *parent_rate,
- &fbdiv_int, &fbdiv_frac);
+ req->rate = get_pll_core_divider(hw, req->rate, req->best_parent_rate,
+ &fbdiv_int,
+ &fbdiv_frac);
+
+ return 0;
}
static void get_pll_prim_dividers(unsigned long rate, unsigned long parent_rate,
@@ -614,14 +619,20 @@ static unsigned long rp1_pll_recalc_rate(struct clk_hw *hw,
return DIV_ROUND_CLOSEST(parent_rate, prim_div1 * prim_div2);
}
-static long rp1_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int rp1_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
+ struct clk_hw *clk_audio_hw = &clk_audio->hw;
u32 div1, div2;
- get_pll_prim_dividers(rate, *parent_rate, &div1, &div2);
+ if (hw == clk_audio_hw && clk_audio->cached_rate == req->rate)
+ req->best_parent_rate = clk_audio_core->cached_rate;
- return DIV_ROUND_CLOSEST(*parent_rate, div1 * div2);
+ get_pll_prim_dividers(req->rate, req->best_parent_rate, &div1, &div2);
+
+ req->rate = DIV_ROUND_CLOSEST(req->best_parent_rate, div1 * div2);
+
+ return 0;
}
static int rp1_pll_ph_is_on(struct clk_hw *hw)
@@ -671,13 +682,15 @@ static unsigned long rp1_pll_ph_recalc_rate(struct clk_hw *hw,
return parent_rate / data->fixed_divider;
}
-static long rp1_pll_ph_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int rp1_pll_ph_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct rp1_clk_desc *pll_ph = container_of(hw, struct rp1_clk_desc, hw);
const struct rp1_pll_ph_data *data = pll_ph->data;
- return *parent_rate / data->fixed_divider;
+ req->rate = req->best_parent_rate / data->fixed_divider;
+
+ return 0;
}
static int rp1_pll_divider_is_on(struct clk_hw *hw)
@@ -754,11 +767,12 @@ static unsigned long rp1_pll_divider_recalc_rate(struct clk_hw *hw,
return clk_divider_ops.recalc_rate(hw, parent_rate);
}
-static long rp1_pll_divider_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *parent_rate)
+static int rp1_pll_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return clk_divider_ops.round_rate(hw, rate, parent_rate);
+ req->rate = clk_divider_ops.determine_rate(hw, req);
+
+ return 0;
}
static int rp1_clock_is_on(struct clk_hw *hw)
@@ -964,6 +978,59 @@ static int rp1_clock_set_rate(struct clk_hw *hw, unsigned long rate,
return rp1_clock_set_rate_and_parent(hw, rate, parent_rate, 0xff);
}
+static unsigned long calc_core_pll_rate(struct clk_hw *pll_hw,
+ unsigned long target_rate,
+ int *pdiv_prim, int *pdiv_clk)
+{
+ static const int prim_divs[] = {
+ 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16,
+ 18, 20, 21, 24, 25, 28, 30, 35, 36, 42, 49,
+ };
+ const unsigned long xosc_rate = clk_hw_get_rate(clk_xosc);
+ const unsigned long core_min = xosc_rate * 16;
+ const unsigned long core_max = 2400000000;
+ int best_div_prim = 1, best_div_clk = 1;
+ unsigned long best_rate = core_max + 1;
+ unsigned long core_rate = 0;
+ int div_int, div_frac;
+ u64 div;
+ int i;
+
+ /* Given the target rate, choose a set of divisors/multipliers */
+ for (i = 0; i < ARRAY_SIZE(prim_divs); i++) {
+ int div_prim = prim_divs[i];
+ int div_clk;
+
+ for (div_clk = 1; div_clk <= 256; div_clk++) {
+ core_rate = target_rate * div_clk * div_prim;
+ if (core_rate >= core_min) {
+ if (core_rate < best_rate) {
+ best_rate = core_rate;
+ best_div_prim = div_prim;
+ best_div_clk = div_clk;
+ }
+ break;
+ }
+ }
+ }
+
+ if (best_rate < core_max) {
+ div = ((best_rate << 24) + xosc_rate / 2) / xosc_rate;
+ div_int = div >> 24;
+ div_frac = div % (1 << 24);
+ core_rate = (xosc_rate * ((div_int << 24) + div_frac) + (1 << 23)) >> 24;
+ } else {
+ core_rate = 0;
+ }
+
+ if (pdiv_prim)
+ *pdiv_prim = best_div_prim;
+ if (pdiv_clk)
+ *pdiv_clk = best_div_clk;
+
+ return core_rate;
+}
+
static void rp1_clock_choose_div_and_prate(struct clk_hw *hw,
int parent_idx,
unsigned long rate,
@@ -972,12 +1039,35 @@ static void rp1_clock_choose_div_and_prate(struct clk_hw *hw,
{
struct rp1_clk_desc *clock = container_of(hw, struct rp1_clk_desc, hw);
const struct rp1_clock_data *data = clock->data;
+ struct clk_hw *clk_audio_hw = &clk_audio->hw;
+ struct clk_hw *clk_i2s_hw = &clk_i2s->hw;
struct clk_hw *parent;
u32 div;
u64 tmp;
parent = clk_hw_get_parent_by_index(hw, parent_idx);
+ if (hw == clk_i2s_hw && clk_i2s->cached_rate == rate && parent == clk_audio_hw) {
+ *prate = clk_audio->cached_rate;
+ *calc_rate = rate;
+ return;
+ }
+
+ if (hw == clk_i2s_hw && parent == clk_audio_hw) {
+ unsigned long core_rate, audio_rate, i2s_rate;
+ int div_prim, div_clk;
+
+ core_rate = calc_core_pll_rate(parent, rate, &div_prim, &div_clk);
+ audio_rate = DIV_ROUND_CLOSEST(core_rate, div_prim);
+ i2s_rate = DIV_ROUND_CLOSEST(audio_rate, div_clk);
+ clk_audio_core->cached_rate = core_rate;
+ clk_audio->cached_rate = audio_rate;
+ clk_i2s->cached_rate = i2s_rate;
+ *prate = audio_rate;
+ *calc_rate = i2s_rate;
+ return;
+ }
+
*prate = clk_hw_get_rate(parent);
div = rp1_clock_choose_div(rate, *prate, data);
@@ -1062,19 +1152,47 @@ static int rp1_clock_determine_rate(struct clk_hw *hw,
return 0;
}
+static int rp1_varsrc_set_rate(struct clk_hw *hw,
+ unsigned long rate, unsigned long parent_rate)
+{
+ struct rp1_clk_desc *clock = container_of(hw, struct rp1_clk_desc, hw);
+
+ /*
+ * "varsrc" exists purely to let clock dividers know the frequency
+ * of an externally-managed clock source (such as MIPI DSI byte-clock)
+ * which may change at run-time as a side-effect of some other driver.
+ */
+ clock->cached_rate = rate;
+ return 0;
+}
+
+static unsigned long rp1_varsrc_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct rp1_clk_desc *clock = container_of(hw, struct rp1_clk_desc, hw);
+
+ return clock->cached_rate;
+}
+
+static int rp1_varsrc_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ return 0;
+}
+
static const struct clk_ops rp1_pll_core_ops = {
.is_prepared = rp1_pll_core_is_on,
.prepare = rp1_pll_core_on,
.unprepare = rp1_pll_core_off,
.set_rate = rp1_pll_core_set_rate,
.recalc_rate = rp1_pll_core_recalc_rate,
- .round_rate = rp1_pll_core_round_rate,
+ .determine_rate = rp1_pll_core_determine_rate,
};
static const struct clk_ops rp1_pll_ops = {
.set_rate = rp1_pll_set_rate,
.recalc_rate = rp1_pll_recalc_rate,
- .round_rate = rp1_pll_round_rate,
+ .determine_rate = rp1_pll_determine_rate,
};
static const struct clk_ops rp1_pll_ph_ops = {
@@ -1082,7 +1200,7 @@ static const struct clk_ops rp1_pll_ph_ops = {
.prepare = rp1_pll_ph_on,
.unprepare = rp1_pll_ph_off,
.recalc_rate = rp1_pll_ph_recalc_rate,
- .round_rate = rp1_pll_ph_round_rate,
+ .determine_rate = rp1_pll_ph_determine_rate,
};
static const struct clk_ops rp1_pll_divider_ops = {
@@ -1091,7 +1209,7 @@ static const struct clk_ops rp1_pll_divider_ops = {
.unprepare = rp1_pll_divider_off,
.set_rate = rp1_pll_divider_set_rate,
.recalc_rate = rp1_pll_divider_recalc_rate,
- .round_rate = rp1_pll_divider_round_rate,
+ .determine_rate = rp1_pll_divider_determine_rate,
};
static const struct clk_ops rp1_clk_ops = {
@@ -1106,6 +1224,12 @@ static const struct clk_ops rp1_clk_ops = {
.determine_rate = rp1_clock_determine_rate,
};
+static const struct clk_ops rp1_varsrc_ops = {
+ .set_rate = rp1_varsrc_set_rate,
+ .recalc_rate = rp1_varsrc_recalc_rate,
+ .determine_rate = rp1_varsrc_determine_rate,
+};
+
static struct clk_hw *rp1_register_pll(struct rp1_clockman *clockman,
struct rp1_clk_desc *desc)
{
@@ -1241,6 +1365,36 @@ static struct rp1_clk_desc pll_sys_desc = REGISTER_PLL(
)
);
+static struct rp1_clk_desc pll_audio_desc = REGISTER_PLL(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "pll_audio",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_audio_core_desc.hw }
+ },
+ &rp1_pll_ops,
+ CLK_SET_RATE_PARENT
+ ),
+ CLK_DATA(rp1_pll_data,
+ .ctrl_reg = PLL_AUDIO_PRIM,
+ .fc0_src = FC_NUM(4, 2),
+ )
+);
+
+static struct rp1_clk_desc pll_video_desc = REGISTER_PLL(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "pll_video",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_video_core_desc.hw }
+ },
+ &rp1_pll_ops,
+ 0
+ ),
+ CLK_DATA(rp1_pll_data,
+ .ctrl_reg = PLL_VIDEO_PRIM,
+ .fc0_src = FC_NUM(3, 2),
+ )
+);
+
static struct rp1_clk_desc pll_sys_sec_desc = REGISTER_PLL_DIV(
.hw.init = CLK_HW_INIT_PARENTS_DATA(
"pll_sys_sec",
@@ -1256,16 +1410,42 @@ static struct rp1_clk_desc pll_sys_sec_desc = REGISTER_PLL_DIV(
)
);
+static struct rp1_clk_desc pll_video_sec_desc = REGISTER_PLL_DIV(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "pll_video_sec",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_video_core_desc.hw }
+ },
+ &rp1_pll_divider_ops,
+ 0
+ ),
+ CLK_DATA(rp1_pll_data,
+ .ctrl_reg = PLL_VIDEO_SEC,
+ .fc0_src = FC_NUM(5, 3),
+ )
+);
+
+static const struct clk_parent_data clk_eth_tsu_parents[] = {
+ { .index = 0 },
+ { .hw = &pll_video_sec_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
static struct rp1_clk_desc clk_eth_tsu_desc = REGISTER_CLK(
.hw.init = CLK_HW_INIT_PARENTS_DATA(
"clk_eth_tsu",
- (const struct clk_parent_data[]) { { .index = 0 } },
+ clk_eth_tsu_parents,
&rp1_clk_ops,
0
),
CLK_DATA(rp1_clock_data,
.num_std_parents = 0,
- .num_aux_parents = 1,
+ .num_aux_parents = 8,
.ctrl_reg = CLK_ETH_TSU_CTRL,
.div_int_reg = CLK_ETH_TSU_DIV_INT,
.sel_reg = CLK_ETH_TSU_SEL,
@@ -1278,6 +1458,7 @@ static struct rp1_clk_desc clk_eth_tsu_desc = REGISTER_CLK(
static const struct clk_parent_data clk_eth_parents[] = {
{ .hw = &pll_sys_sec_desc.div.hw },
{ .hw = &pll_sys_desc.hw },
+ { .hw = &pll_video_sec_desc.hw },
};
static struct rp1_clk_desc clk_eth_desc = REGISTER_CLK(
@@ -1289,7 +1470,7 @@ static struct rp1_clk_desc clk_eth_desc = REGISTER_CLK(
),
CLK_DATA(rp1_clock_data,
.num_std_parents = 0,
- .num_aux_parents = 2,
+ .num_aux_parents = 3,
.ctrl_reg = CLK_ETH_CTRL,
.div_int_reg = CLK_ETH_DIV_INT,
.sel_reg = CLK_ETH_SEL,
@@ -1342,6 +1523,756 @@ static struct rp1_clk_desc pll_sys_pri_ph_desc = REGISTER_PLL(
)
);
+static struct rp1_clk_desc pll_audio_pri_ph_desc = REGISTER_PLL(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "pll_audio_pri_ph",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_audio_desc.hw }
+ },
+ &rp1_pll_ph_ops,
+ 0
+ ),
+ CLK_DATA(rp1_pll_ph_data,
+ .ph_reg = PLL_AUDIO_PRIM,
+ .fixed_divider = 2,
+ .phase = RP1_PLL_PHASE_0,
+ .fc0_src = FC_NUM(5, 1),
+ )
+);
+
+static struct rp1_clk_desc pll_video_pri_ph_desc = REGISTER_PLL(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "pll_video_pri_ph",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_video_desc.hw }
+ },
+ &rp1_pll_ph_ops,
+ 0
+ ),
+ CLK_DATA(rp1_pll_ph_data,
+ .ph_reg = PLL_VIDEO_PRIM,
+ .fixed_divider = 2,
+ .phase = RP1_PLL_PHASE_0,
+ .fc0_src = FC_NUM(4, 3),
+ )
+);
+
+static struct rp1_clk_desc pll_audio_sec_desc = REGISTER_PLL_DIV(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "pll_audio_sec",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_audio_core_desc.hw }
+ },
+ &rp1_pll_divider_ops,
+ 0
+ ),
+ CLK_DATA(rp1_pll_data,
+ .ctrl_reg = PLL_AUDIO_SEC,
+ .fc0_src = FC_NUM(6, 2),
+ )
+);
+
+static struct rp1_clk_desc pll_audio_tern_desc = REGISTER_PLL_DIV(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "pll_audio_tern",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_audio_core_desc.hw }
+ },
+ &rp1_pll_divider_ops,
+ 0
+ ),
+ CLK_DATA(rp1_pll_data,
+ .ctrl_reg = PLL_AUDIO_TERN,
+ .fc0_src = FC_NUM(6, 2),
+ )
+);
+
+static struct rp1_clk_desc clk_slow_sys_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_slow_sys",
+ (const struct clk_parent_data[]) { { .index = 0 } },
+ &rp1_clk_ops,
+ CLK_IS_CRITICAL
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 1,
+ .num_aux_parents = 0,
+ .ctrl_reg = CLK_SLOW_SYS_CTRL,
+ .div_int_reg = CLK_SLOW_SYS_DIV_INT,
+ .sel_reg = CLK_SLOW_SYS_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 50 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(1, 4),
+ .clk_src_mask = 0x1,
+ )
+);
+
+static const struct clk_parent_data clk_dma_parents[] = {
+ { .hw = &pll_sys_pri_ph_desc.hw },
+ { .hw = &pll_video_desc.hw },
+ { .index = 0 },
+};
+
+static struct rp1_clk_desc clk_dma_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_dma",
+ clk_dma_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 3,
+ .ctrl_reg = CLK_DMA_CTRL,
+ .div_int_reg = CLK_DMA_DIV_INT,
+ .sel_reg = CLK_DMA_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(2, 2),
+ )
+);
+
+static const struct clk_parent_data clk_uart_parents[] = {
+ { .hw = &pll_sys_pri_ph_desc.hw },
+ { .hw = &pll_video_desc.hw },
+ { .index = 0 },
+};
+
+static struct rp1_clk_desc clk_uart_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_uart",
+ clk_uart_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 3,
+ .ctrl_reg = CLK_UART_CTRL,
+ .div_int_reg = CLK_UART_DIV_INT,
+ .sel_reg = CLK_UART_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(6, 7),
+ )
+);
+
+static const struct clk_parent_data clk_pwm0_parents[] = {
+ { .index = -1 },
+ { .hw = &pll_video_sec_desc.hw },
+ { .index = 0 },
+};
+
+static struct rp1_clk_desc clk_pwm0_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_pwm0",
+ clk_pwm0_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 3,
+ .ctrl_reg = CLK_PWM0_CTRL,
+ .div_int_reg = CLK_PWM0_DIV_INT,
+ .div_frac_reg = CLK_PWM0_DIV_FRAC,
+ .sel_reg = CLK_PWM0_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 76800 * HZ_PER_KHZ,
+ .fc0_src = FC_NUM(0, 5),
+ )
+);
+
+static const struct clk_parent_data clk_pwm1_parents[] = {
+ { .index = -1 },
+ { .hw = &pll_video_sec_desc.hw },
+ { .index = 0 },
+};
+
+static struct rp1_clk_desc clk_pwm1_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_pwm1",
+ clk_pwm1_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 3,
+ .ctrl_reg = CLK_PWM1_CTRL,
+ .div_int_reg = CLK_PWM1_DIV_INT,
+ .div_frac_reg = CLK_PWM1_DIV_FRAC,
+ .sel_reg = CLK_PWM1_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 76800 * HZ_PER_KHZ,
+ .fc0_src = FC_NUM(1, 5),
+ )
+);
+
+static const struct clk_parent_data clk_audio_in_parents[] = {
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_video_sec_desc.hw },
+ { .index = 0 },
+};
+
+static struct rp1_clk_desc clk_audio_in_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_audio_in",
+ clk_audio_in_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 5,
+ .ctrl_reg = CLK_AUDIO_IN_CTRL,
+ .div_int_reg = CLK_AUDIO_IN_DIV_INT,
+ .sel_reg = CLK_AUDIO_IN_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 76800 * HZ_PER_KHZ,
+ .fc0_src = FC_NUM(2, 5),
+ )
+);
+
+static const struct clk_parent_data clk_audio_out_parents[] = {
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_video_sec_desc.hw },
+ { .index = 0 },
+};
+
+static struct rp1_clk_desc clk_audio_out_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_audio_out",
+ clk_audio_out_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 4,
+ .ctrl_reg = CLK_AUDIO_OUT_CTRL,
+ .div_int_reg = CLK_AUDIO_OUT_DIV_INT,
+ .sel_reg = CLK_AUDIO_OUT_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 153600 * HZ_PER_KHZ,
+ .fc0_src = FC_NUM(3, 5),
+ )
+);
+
+static const struct clk_parent_data clk_i2s_parents[] = {
+ { .index = 0 },
+ { .hw = &pll_audio_desc.hw },
+ { .hw = &pll_audio_sec_desc.hw },
+};
+
+static struct rp1_clk_desc clk_i2s_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_i2s",
+ clk_i2s_parents,
+ &rp1_clk_ops,
+ CLK_SET_RATE_PARENT
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 3,
+ .ctrl_reg = CLK_I2S_CTRL,
+ .div_int_reg = CLK_I2S_DIV_INT,
+ .sel_reg = CLK_I2S_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 50 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(4, 4),
+ )
+);
+
+static struct rp1_clk_desc clk_mipi0_cfg_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_mipi0_cfg",
+ (const struct clk_parent_data[]) { { .index = 0 } },
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 1,
+ .ctrl_reg = CLK_MIPI0_CFG_CTRL,
+ .div_int_reg = CLK_MIPI0_CFG_DIV_INT,
+ .sel_reg = CLK_MIPI0_CFG_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 50 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(4, 5),
+ )
+);
+
+static struct rp1_clk_desc clk_mipi1_cfg_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_mipi1_cfg",
+ (const struct clk_parent_data[]) { { .index = 0 } },
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 1,
+ .ctrl_reg = CLK_MIPI1_CFG_CTRL,
+ .div_int_reg = CLK_MIPI1_CFG_DIV_INT,
+ .sel_reg = CLK_MIPI1_CFG_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 50 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(5, 6),
+ .clk_src_mask = 0x1,
+ )
+);
+
+static struct rp1_clk_desc clk_adc_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_adc",
+ (const struct clk_parent_data[]) { { .index = 0 } },
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 1,
+ .ctrl_reg = CLK_ADC_CTRL,
+ .div_int_reg = CLK_ADC_DIV_INT,
+ .sel_reg = CLK_ADC_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 50 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(5, 5),
+ )
+);
+
+static struct rp1_clk_desc clk_sdio_timer_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_sdio_timer",
+ (const struct clk_parent_data[]) { { .index = 0 } },
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 1,
+ .ctrl_reg = CLK_SDIO_TIMER_CTRL,
+ .div_int_reg = CLK_SDIO_TIMER_DIV_INT,
+ .sel_reg = CLK_SDIO_TIMER_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 50 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(3, 4),
+ )
+);
+
+static struct rp1_clk_desc clk_sdio_alt_src_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_sdio_alt_src",
+ (const struct clk_parent_data[]) {
+ { .hw = &pll_sys_desc.hw }
+ },
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 1,
+ .ctrl_reg = CLK_SDIO_ALT_SRC_CTRL,
+ .div_int_reg = CLK_SDIO_ALT_SRC_DIV_INT,
+ .sel_reg = CLK_SDIO_ALT_SRC_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 200 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(5, 4),
+ )
+);
+
+static const struct clk_parent_data clk_dpi_parents[] = {
+ { .hw = &pll_sys_desc.hw },
+ { .hw = &pll_video_sec_desc.hw },
+ { .hw = &pll_video_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
+static struct rp1_clk_desc clk_dpi_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_dpi",
+ clk_dpi_parents,
+ &rp1_clk_ops,
+ CLK_SET_RATE_NO_REPARENT /* Let DPI driver set parent */
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 8,
+ .ctrl_reg = VIDEO_CLK_DPI_CTRL,
+ .div_int_reg = VIDEO_CLK_DPI_DIV_INT,
+ .sel_reg = VIDEO_CLK_DPI_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 200 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(1, 6),
+ )
+);
+
+static const struct clk_parent_data clk_gp0_parents[] = {
+ { .index = 0 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_sys_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &clk_i2s_desc.hw },
+ { .hw = &clk_adc_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &clk_sys_desc.hw },
+};
+
+static struct rp1_clk_desc clk_gp0_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_gp0",
+ clk_gp0_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 16,
+ .oe_mask = BIT(0),
+ .ctrl_reg = CLK_GP0_CTRL,
+ .div_int_reg = CLK_GP0_DIV_INT,
+ .div_frac_reg = CLK_GP0_DIV_FRAC,
+ .sel_reg = CLK_GP0_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(0, 1),
+ )
+);
+
+static const struct clk_parent_data clk_gp1_parents[] = {
+ { .hw = &clk_sdio_timer_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_sys_pri_ph_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &clk_adc_desc.hw },
+ { .hw = &clk_dpi_desc.hw },
+ { .hw = &clk_pwm0_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
+static struct rp1_clk_desc clk_gp1_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_gp1",
+ clk_gp1_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 16,
+ .oe_mask = BIT(1),
+ .ctrl_reg = CLK_GP1_CTRL,
+ .div_int_reg = CLK_GP1_DIV_INT,
+ .div_frac_reg = CLK_GP1_DIV_FRAC,
+ .sel_reg = CLK_GP1_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(1, 1),
+ )
+);
+
+static struct rp1_clk_desc clksrc_mipi0_dsi_byteclk_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clksrc_mipi0_dsi_byteclk",
+ (const struct clk_parent_data[]) { { .index = 0 } },
+ &rp1_varsrc_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 1,
+ .num_aux_parents = 0,
+ )
+);
+
+static struct rp1_clk_desc clksrc_mipi1_dsi_byteclk_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clksrc_mipi1_dsi_byteclk",
+ (const struct clk_parent_data[]) { { .index = 0 } },
+ &rp1_varsrc_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 1,
+ .num_aux_parents = 0,
+ )
+);
+
+static const struct clk_parent_data clk_mipi0_dpi_parents[] = {
+ { .hw = &pll_sys_desc.hw },
+ { .hw = &pll_video_sec_desc.hw },
+ { .hw = &pll_video_desc.hw },
+ { .hw = &clksrc_mipi0_dsi_byteclk_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
+static struct rp1_clk_desc clk_mipi0_dpi_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_mipi0_dpi",
+ clk_mipi0_dpi_parents,
+ &rp1_clk_ops,
+ CLK_SET_RATE_NO_REPARENT /* Let DSI driver set parent */
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 8,
+ .ctrl_reg = VIDEO_CLK_MIPI0_DPI_CTRL,
+ .div_int_reg = VIDEO_CLK_MIPI0_DPI_DIV_INT,
+ .div_frac_reg = VIDEO_CLK_MIPI0_DPI_DIV_FRAC,
+ .sel_reg = VIDEO_CLK_MIPI0_DPI_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 200 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(2, 6),
+ )
+);
+
+static const struct clk_parent_data clk_mipi1_dpi_parents[] = {
+ { .hw = &pll_sys_desc.hw },
+ { .hw = &pll_video_sec_desc.hw },
+ { .hw = &pll_video_desc.hw },
+ { .hw = &clksrc_mipi1_dsi_byteclk_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
+static struct rp1_clk_desc clk_mipi1_dpi_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_mipi1_dpi",
+ clk_mipi1_dpi_parents,
+ &rp1_clk_ops,
+ CLK_SET_RATE_NO_REPARENT /* Let DSI driver set parent */
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 8,
+ .ctrl_reg = VIDEO_CLK_MIPI1_DPI_CTRL,
+ .div_int_reg = VIDEO_CLK_MIPI1_DPI_DIV_INT,
+ .div_frac_reg = VIDEO_CLK_MIPI1_DPI_DIV_FRAC,
+ .sel_reg = VIDEO_CLK_MIPI1_DPI_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 200 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(3, 6),
+ )
+);
+
+static const struct clk_parent_data clk_gp2_parents[] = {
+ { .hw = &clk_sdio_alt_src_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_sys_sec_desc.hw },
+ { .index = -1 },
+ { .hw = &pll_video_desc.hw },
+ { .hw = &clk_audio_in_desc.hw },
+ { .hw = &clk_dpi_desc.hw },
+ { .hw = &clk_pwm0_desc.hw },
+ { .hw = &clk_pwm1_desc.hw },
+ { .hw = &clk_mipi0_dpi_desc.hw },
+ { .hw = &clk_mipi1_cfg_desc.hw },
+ { .hw = &clk_sys_desc.hw },
+};
+
+static struct rp1_clk_desc clk_gp2_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_gp2",
+ clk_gp2_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 16,
+ .oe_mask = BIT(2),
+ .ctrl_reg = CLK_GP2_CTRL,
+ .div_int_reg = CLK_GP2_DIV_INT,
+ .div_frac_reg = CLK_GP2_DIV_FRAC,
+ .sel_reg = CLK_GP2_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(2, 1),
+ )
+);
+
+static const struct clk_parent_data clk_gp3_parents[] = {
+ { .index = 0 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_video_pri_ph_desc.hw },
+ { .hw = &clk_audio_out_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &clk_mipi1_dpi_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
+static struct rp1_clk_desc clk_gp3_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_gp3",
+ clk_gp3_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 16,
+ .oe_mask = BIT(3),
+ .ctrl_reg = CLK_GP3_CTRL,
+ .div_int_reg = CLK_GP3_DIV_INT,
+ .div_frac_reg = CLK_GP3_DIV_FRAC,
+ .sel_reg = CLK_GP3_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(3, 1),
+ )
+);
+
+static const struct clk_parent_data clk_gp4_parents[] = {
+ { .index = 0 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_video_sec_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &clk_mipi0_cfg_desc.hw },
+ { .hw = &clk_uart_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &clk_sys_desc.hw },
+};
+
+static struct rp1_clk_desc clk_gp4_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_gp4",
+ clk_gp4_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 16,
+ .oe_mask = BIT(4),
+ .ctrl_reg = CLK_GP4_CTRL,
+ .div_int_reg = CLK_GP4_DIV_INT,
+ .div_frac_reg = CLK_GP4_DIV_FRAC,
+ .sel_reg = CLK_GP4_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(4, 1),
+ )
+);
+
+static const struct clk_parent_data clk_vec_parents[] = {
+ { .hw = &pll_sys_pri_ph_desc.hw },
+ { .hw = &pll_video_sec_desc.hw },
+ { .hw = &pll_video_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
+static struct rp1_clk_desc clk_vec_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_vec",
+ clk_vec_parents,
+ &rp1_clk_ops,
+ CLK_SET_RATE_NO_REPARENT /* Let VEC driver set parent */
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 8,
+ .ctrl_reg = VIDEO_CLK_VEC_CTRL,
+ .div_int_reg = VIDEO_CLK_VEC_DIV_INT,
+ .sel_reg = VIDEO_CLK_VEC_SEL,
+ .div_int_max = DIV_INT_8BIT_MAX,
+ .max_freq = 108 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(0, 6),
+ )
+);
+
+static const struct clk_parent_data clk_gp5_parents[] = {
+ { .index = 0 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .hw = &pll_video_sec_desc.hw },
+ { .hw = &clk_eth_tsu_desc.hw },
+ { .index = -1 },
+ { .hw = &clk_vec_desc.hw },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+ { .index = -1 },
+};
+
+static struct rp1_clk_desc clk_gp5_desc = REGISTER_CLK(
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(
+ "clk_gp5",
+ clk_gp5_parents,
+ &rp1_clk_ops,
+ 0
+ ),
+ CLK_DATA(rp1_clock_data,
+ .num_std_parents = 0,
+ .num_aux_parents = 16,
+ .oe_mask = BIT(5),
+ .ctrl_reg = CLK_GP5_CTRL,
+ .div_int_reg = CLK_GP5_DIV_INT,
+ .div_frac_reg = CLK_GP5_DIV_FRAC,
+ .sel_reg = CLK_GP5_SEL,
+ .div_int_max = DIV_INT_16BIT_MAX,
+ .max_freq = 100 * HZ_PER_MHZ,
+ .fc0_src = FC_NUM(5, 1),
+ )
+);
+
static struct rp1_clk_desc *const clk_desc_array[] = {
[RP1_PLL_SYS_CORE] = &pll_sys_core_desc,
[RP1_PLL_AUDIO_CORE] = &pll_audio_core_desc,
@@ -1352,6 +2283,38 @@ static struct rp1_clk_desc *const clk_desc_array[] = {
[RP1_CLK_SYS] = &clk_sys_desc,
[RP1_PLL_SYS_PRI_PH] = &pll_sys_pri_ph_desc,
[RP1_PLL_SYS_SEC] = &pll_sys_sec_desc,
+ [RP1_PLL_AUDIO] = &pll_audio_desc,
+ [RP1_PLL_VIDEO] = &pll_video_desc,
+ [RP1_PLL_AUDIO_PRI_PH] = &pll_audio_pri_ph_desc,
+ [RP1_PLL_VIDEO_PRI_PH] = &pll_video_pri_ph_desc,
+ [RP1_PLL_AUDIO_SEC] = &pll_audio_sec_desc,
+ [RP1_PLL_VIDEO_SEC] = &pll_video_sec_desc,
+ [RP1_PLL_AUDIO_TERN] = &pll_audio_tern_desc,
+ [RP1_CLK_SLOW_SYS] = &clk_slow_sys_desc,
+ [RP1_CLK_DMA] = &clk_dma_desc,
+ [RP1_CLK_UART] = &clk_uart_desc,
+ [RP1_CLK_PWM0] = &clk_pwm0_desc,
+ [RP1_CLK_PWM1] = &clk_pwm1_desc,
+ [RP1_CLK_AUDIO_IN] = &clk_audio_in_desc,
+ [RP1_CLK_AUDIO_OUT] = &clk_audio_out_desc,
+ [RP1_CLK_I2S] = &clk_i2s_desc,
+ [RP1_CLK_MIPI0_CFG] = &clk_mipi0_cfg_desc,
+ [RP1_CLK_MIPI1_CFG] = &clk_mipi1_cfg_desc,
+ [RP1_CLK_ADC] = &clk_adc_desc,
+ [RP1_CLK_SDIO_TIMER] = &clk_sdio_timer_desc,
+ [RP1_CLK_SDIO_ALT_SRC] = &clk_sdio_alt_src_desc,
+ [RP1_CLK_GP0] = &clk_gp0_desc,
+ [RP1_CLK_GP1] = &clk_gp1_desc,
+ [RP1_CLK_GP2] = &clk_gp2_desc,
+ [RP1_CLK_GP3] = &clk_gp3_desc,
+ [RP1_CLK_GP4] = &clk_gp4_desc,
+ [RP1_CLK_GP5] = &clk_gp5_desc,
+ [RP1_CLK_VEC] = &clk_vec_desc,
+ [RP1_CLK_DPI] = &clk_dpi_desc,
+ [RP1_CLK_MIPI0_DPI] = &clk_mipi0_dpi_desc,
+ [RP1_CLK_MIPI1_DPI] = &clk_mipi1_dpi_desc,
+ [RP1_CLK_MIPI0_DSI_BYTECLOCK] = &clksrc_mipi0_dsi_byteclk_desc,
+ [RP1_CLK_MIPI1_DSI_BYTECLOCK] = &clksrc_mipi1_dsi_byteclk_desc,
};
static const struct regmap_range rp1_reg_ranges[] = {
@@ -1466,6 +2429,11 @@ static int rp1_clk_probe(struct platform_device *pdev)
hws[i] = desc->clk_register(clockman, desc);
}
+ clk_audio_core = &pll_audio_core_desc;
+ clk_audio = &pll_audio_desc;
+ clk_i2s = &clk_i2s_desc;
+ clk_xosc = clk_hw_get_parent_by_index(&clk_i2s->hw, 0);
+
platform_set_drvdata(pdev, clockman);
return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
diff --git a/drivers/clk/clk-rpmi.c b/drivers/clk/clk-rpmi.c
new file mode 100644
index 000000000000..921296aafa68
--- /dev/null
+++ b/drivers/clk/clk-rpmi.c
@@ -0,0 +1,620 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * RISC-V MPXY Based Clock Driver
+ *
+ * Copyright (C) 2025 Ventana Micro Systems Ltd.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/err.h>
+#include <linux/mailbox_client.h>
+#include <linux/mailbox/riscv-rpmi-message.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/wordpart.h>
+
+#define RPMI_CLK_DISCRETE_MAX_NUM_RATES 16
+#define RPMI_CLK_NAME_LEN 16
+
+#define to_rpmi_clk(clk) container_of(clk, struct rpmi_clk, hw)
+
+enum rpmi_clk_config {
+ RPMI_CLK_DISABLE = 0,
+ RPMI_CLK_ENABLE = 1,
+ RPMI_CLK_CONFIG_MAX_IDX
+};
+
+#define RPMI_CLK_TYPE_MASK GENMASK(1, 0)
+enum rpmi_clk_type {
+ RPMI_CLK_DISCRETE = 0,
+ RPMI_CLK_LINEAR = 1,
+ RPMI_CLK_TYPE_MAX_IDX
+};
+
+struct rpmi_clk_context {
+ struct device *dev;
+ struct mbox_chan *chan;
+ struct mbox_client client;
+ u32 max_msg_data_size;
+};
+
+/*
+ * rpmi_clk_rates represents the rates format
+ * as specified by the RPMI specification.
+ * No other data format (e.g., struct linear_range)
+ * is required to avoid to and from conversion.
+ */
+union rpmi_clk_rates {
+ u64 discrete[RPMI_CLK_DISCRETE_MAX_NUM_RATES];
+ struct {
+ u64 min;
+ u64 max;
+ u64 step;
+ } linear;
+};
+
+struct rpmi_clk {
+ struct rpmi_clk_context *context;
+ u32 id;
+ u32 num_rates;
+ u32 transition_latency;
+ enum rpmi_clk_type type;
+ union rpmi_clk_rates *rates;
+ char name[RPMI_CLK_NAME_LEN];
+ struct clk_hw hw;
+};
+
+struct rpmi_clk_rate_discrete {
+ __le32 lo;
+ __le32 hi;
+};
+
+struct rpmi_clk_rate_linear {
+ __le32 min_lo;
+ __le32 min_hi;
+ __le32 max_lo;
+ __le32 max_hi;
+ __le32 step_lo;
+ __le32 step_hi;
+};
+
+struct rpmi_get_num_clocks_rx {
+ __le32 status;
+ __le32 num_clocks;
+};
+
+struct rpmi_get_attrs_tx {
+ __le32 clkid;
+};
+
+struct rpmi_get_attrs_rx {
+ __le32 status;
+ __le32 flags;
+ __le32 num_rates;
+ __le32 transition_latency;
+ char name[RPMI_CLK_NAME_LEN];
+};
+
+struct rpmi_get_supp_rates_tx {
+ __le32 clkid;
+ __le32 clk_rate_idx;
+};
+
+struct rpmi_get_supp_rates_rx {
+ __le32 status;
+ __le32 flags;
+ __le32 remaining;
+ __le32 returned;
+ __le32 rates[];
+};
+
+struct rpmi_get_rate_tx {
+ __le32 clkid;
+};
+
+struct rpmi_get_rate_rx {
+ __le32 status;
+ __le32 lo;
+ __le32 hi;
+};
+
+struct rpmi_set_rate_tx {
+ __le32 clkid;
+ __le32 flags;
+ __le32 lo;
+ __le32 hi;
+};
+
+struct rpmi_set_rate_rx {
+ __le32 status;
+};
+
+struct rpmi_set_config_tx {
+ __le32 clkid;
+ __le32 config;
+};
+
+struct rpmi_set_config_rx {
+ __le32 status;
+};
+
+static inline u64 rpmi_clkrate_u64(u32 __hi, u32 __lo)
+{
+ return (((u64)(__hi) << 32) | (u32)(__lo));
+}
+
+static u32 rpmi_clk_get_num_clocks(struct rpmi_clk_context *context)
+{
+ struct rpmi_get_num_clocks_rx rx, *resp;
+ struct rpmi_mbox_message msg;
+ int ret;
+
+ rpmi_mbox_init_send_with_response(&msg, RPMI_CLK_SRV_GET_NUM_CLOCKS,
+ NULL, 0, &rx, sizeof(rx));
+
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return 0;
+
+ resp = rpmi_mbox_get_msg_response(&msg);
+ if (!resp || resp->status)
+ return 0;
+
+ return le32_to_cpu(resp->num_clocks);
+}
+
+static int rpmi_clk_get_attrs(u32 clkid, struct rpmi_clk *rpmi_clk)
+{
+ struct rpmi_clk_context *context = rpmi_clk->context;
+ struct rpmi_mbox_message msg;
+ struct rpmi_get_attrs_tx tx;
+ struct rpmi_get_attrs_rx rx, *resp;
+ u8 format;
+ int ret;
+
+ tx.clkid = cpu_to_le32(clkid);
+ rpmi_mbox_init_send_with_response(&msg, RPMI_CLK_SRV_GET_ATTRIBUTES,
+ &tx, sizeof(tx), &rx, sizeof(rx));
+
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return ret;
+
+ resp = rpmi_mbox_get_msg_response(&msg);
+ if (!resp)
+ return -EINVAL;
+ if (resp->status)
+ return rpmi_to_linux_error(le32_to_cpu(resp->status));
+
+ rpmi_clk->id = clkid;
+ rpmi_clk->num_rates = le32_to_cpu(resp->num_rates);
+ rpmi_clk->transition_latency = le32_to_cpu(resp->transition_latency);
+ strscpy(rpmi_clk->name, resp->name, RPMI_CLK_NAME_LEN);
+
+ format = le32_to_cpu(resp->flags) & RPMI_CLK_TYPE_MASK;
+ if (format >= RPMI_CLK_TYPE_MAX_IDX)
+ return -EINVAL;
+
+ rpmi_clk->type = format;
+
+ return 0;
+}
+
+static int rpmi_clk_get_supported_rates(u32 clkid, struct rpmi_clk *rpmi_clk)
+{
+ struct rpmi_clk_context *context = rpmi_clk->context;
+ struct rpmi_clk_rate_discrete *rate_discrete;
+ struct rpmi_clk_rate_linear *rate_linear;
+ struct rpmi_get_supp_rates_tx tx;
+ struct rpmi_get_supp_rates_rx *resp;
+ struct rpmi_mbox_message msg;
+ size_t clk_rate_idx;
+ int ret, rateidx, j;
+
+ tx.clkid = cpu_to_le32(clkid);
+ tx.clk_rate_idx = 0;
+
+ /*
+ * Make sure we allocate rx buffer sufficient to be accommodate all
+ * the rates sent in one RPMI message.
+ */
+ struct rpmi_get_supp_rates_rx *rx __free(kfree) =
+ kzalloc(context->max_msg_data_size, GFP_KERNEL);
+ if (!rx)
+ return -ENOMEM;
+
+ rpmi_mbox_init_send_with_response(&msg, RPMI_CLK_SRV_GET_SUPPORTED_RATES,
+ &tx, sizeof(tx), rx, context->max_msg_data_size);
+
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return ret;
+
+ resp = rpmi_mbox_get_msg_response(&msg);
+ if (!resp)
+ return -EINVAL;
+ if (resp->status)
+ return rpmi_to_linux_error(le32_to_cpu(resp->status));
+ if (!le32_to_cpu(resp->returned))
+ return -EINVAL;
+
+ if (rpmi_clk->type == RPMI_CLK_DISCRETE) {
+ rate_discrete = (struct rpmi_clk_rate_discrete *)resp->rates;
+
+ for (rateidx = 0; rateidx < le32_to_cpu(resp->returned); rateidx++) {
+ rpmi_clk->rates->discrete[rateidx] =
+ rpmi_clkrate_u64(le32_to_cpu(rate_discrete[rateidx].hi),
+ le32_to_cpu(rate_discrete[rateidx].lo));
+ }
+
+ /*
+ * Keep sending the request message until all
+ * the rates are received.
+ */
+ clk_rate_idx = 0;
+ while (le32_to_cpu(resp->remaining)) {
+ clk_rate_idx += le32_to_cpu(resp->returned);
+ tx.clk_rate_idx = cpu_to_le32(clk_rate_idx);
+
+ rpmi_mbox_init_send_with_response(&msg,
+ RPMI_CLK_SRV_GET_SUPPORTED_RATES,
+ &tx, sizeof(tx),
+ rx, context->max_msg_data_size);
+
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return ret;
+
+ resp = rpmi_mbox_get_msg_response(&msg);
+ if (!resp)
+ return -EINVAL;
+ if (resp->status)
+ return rpmi_to_linux_error(le32_to_cpu(resp->status));
+ if (!le32_to_cpu(resp->returned))
+ return -EINVAL;
+
+ for (j = 0; j < le32_to_cpu(resp->returned); j++) {
+ if (rateidx >= clk_rate_idx + le32_to_cpu(resp->returned))
+ break;
+ rpmi_clk->rates->discrete[rateidx++] =
+ rpmi_clkrate_u64(le32_to_cpu(rate_discrete[j].hi),
+ le32_to_cpu(rate_discrete[j].lo));
+ }
+ }
+ } else if (rpmi_clk->type == RPMI_CLK_LINEAR) {
+ rate_linear = (struct rpmi_clk_rate_linear *)resp->rates;
+
+ rpmi_clk->rates->linear.min = rpmi_clkrate_u64(le32_to_cpu(rate_linear->min_hi),
+ le32_to_cpu(rate_linear->min_lo));
+ rpmi_clk->rates->linear.max = rpmi_clkrate_u64(le32_to_cpu(rate_linear->max_hi),
+ le32_to_cpu(rate_linear->max_lo));
+ rpmi_clk->rates->linear.step = rpmi_clkrate_u64(le32_to_cpu(rate_linear->step_hi),
+ le32_to_cpu(rate_linear->step_lo));
+ }
+
+ return 0;
+}
+
+static unsigned long rpmi_clk_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct rpmi_clk *rpmi_clk = to_rpmi_clk(hw);
+ struct rpmi_clk_context *context = rpmi_clk->context;
+ struct rpmi_mbox_message msg;
+ struct rpmi_get_rate_tx tx;
+ struct rpmi_get_rate_rx rx, *resp;
+ int ret;
+
+ tx.clkid = cpu_to_le32(rpmi_clk->id);
+
+ rpmi_mbox_init_send_with_response(&msg, RPMI_CLK_SRV_GET_RATE,
+ &tx, sizeof(tx), &rx, sizeof(rx));
+
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return ret;
+
+ resp = rpmi_mbox_get_msg_response(&msg);
+ if (!resp)
+ return -EINVAL;
+ if (resp->status)
+ return rpmi_to_linux_error(le32_to_cpu(resp->status));
+
+ return rpmi_clkrate_u64(le32_to_cpu(resp->hi), le32_to_cpu(resp->lo));
+}
+
+static int rpmi_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ struct rpmi_clk *rpmi_clk = to_rpmi_clk(hw);
+ u64 fmin, fmax, ftmp;
+
+ /*
+ * Keep the requested rate if the clock format
+ * is of discrete type. Let the platform which
+ * is actually controlling the clock handle that.
+ */
+ if (rpmi_clk->type == RPMI_CLK_DISCRETE)
+ return 0;
+
+ fmin = rpmi_clk->rates->linear.min;
+ fmax = rpmi_clk->rates->linear.max;
+
+ if (req->rate <= fmin) {
+ req->rate = fmin;
+ return 0;
+ } else if (req->rate >= fmax) {
+ req->rate = fmax;
+ return 0;
+ }
+
+ ftmp = req->rate - fmin;
+ ftmp += rpmi_clk->rates->linear.step - 1;
+ do_div(ftmp, rpmi_clk->rates->linear.step);
+
+ req->rate = ftmp * rpmi_clk->rates->linear.step + fmin;
+
+ return 0;
+}
+
+static int rpmi_clk_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct rpmi_clk *rpmi_clk = to_rpmi_clk(hw);
+ struct rpmi_clk_context *context = rpmi_clk->context;
+ struct rpmi_mbox_message msg;
+ struct rpmi_set_rate_tx tx;
+ struct rpmi_set_rate_rx rx, *resp;
+ int ret;
+
+ tx.clkid = cpu_to_le32(rpmi_clk->id);
+ tx.lo = cpu_to_le32(lower_32_bits(rate));
+ tx.hi = cpu_to_le32(upper_32_bits(rate));
+
+ rpmi_mbox_init_send_with_response(&msg, RPMI_CLK_SRV_SET_RATE,
+ &tx, sizeof(tx), &rx, sizeof(rx));
+
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return ret;
+
+ resp = rpmi_mbox_get_msg_response(&msg);
+ if (!resp)
+ return -EINVAL;
+ if (resp->status)
+ return rpmi_to_linux_error(le32_to_cpu(resp->status));
+
+ return 0;
+}
+
+static int rpmi_clk_enable(struct clk_hw *hw)
+{
+ struct rpmi_clk *rpmi_clk = to_rpmi_clk(hw);
+ struct rpmi_clk_context *context = rpmi_clk->context;
+ struct rpmi_mbox_message msg;
+ struct rpmi_set_config_tx tx;
+ struct rpmi_set_config_rx rx, *resp;
+ int ret;
+
+ tx.config = cpu_to_le32(RPMI_CLK_ENABLE);
+ tx.clkid = cpu_to_le32(rpmi_clk->id);
+
+ rpmi_mbox_init_send_with_response(&msg, RPMI_CLK_SRV_SET_CONFIG,
+ &tx, sizeof(tx), &rx, sizeof(rx));
+
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return ret;
+
+ resp = rpmi_mbox_get_msg_response(&msg);
+ if (!resp)
+ return -EINVAL;
+ if (resp->status)
+ return rpmi_to_linux_error(le32_to_cpu(resp->status));
+
+ return 0;
+}
+
+static void rpmi_clk_disable(struct clk_hw *hw)
+{
+ struct rpmi_clk *rpmi_clk = to_rpmi_clk(hw);
+ struct rpmi_clk_context *context = rpmi_clk->context;
+ struct rpmi_mbox_message msg;
+ struct rpmi_set_config_tx tx;
+ struct rpmi_set_config_rx rx;
+
+ tx.config = cpu_to_le32(RPMI_CLK_DISABLE);
+ tx.clkid = cpu_to_le32(rpmi_clk->id);
+
+ rpmi_mbox_init_send_with_response(&msg, RPMI_CLK_SRV_SET_CONFIG,
+ &tx, sizeof(tx), &rx, sizeof(rx));
+
+ rpmi_mbox_send_message(context->chan, &msg);
+}
+
+static const struct clk_ops rpmi_clk_ops = {
+ .recalc_rate = rpmi_clk_recalc_rate,
+ .determine_rate = rpmi_clk_determine_rate,
+ .set_rate = rpmi_clk_set_rate,
+ .prepare = rpmi_clk_enable,
+ .unprepare = rpmi_clk_disable,
+};
+
+static struct clk_hw *rpmi_clk_enumerate(struct rpmi_clk_context *context, u32 clkid)
+{
+ struct device *dev = context->dev;
+ unsigned long min_rate, max_rate;
+ union rpmi_clk_rates *rates;
+ struct rpmi_clk *rpmi_clk;
+ struct clk_init_data init = {};
+ struct clk_hw *clk_hw;
+ int ret;
+
+ rates = devm_kzalloc(dev, sizeof(*rates), GFP_KERNEL);
+ if (!rates)
+ return ERR_PTR(-ENOMEM);
+
+ rpmi_clk = devm_kzalloc(dev, sizeof(*rpmi_clk), GFP_KERNEL);
+ if (!rpmi_clk)
+ return ERR_PTR(-ENOMEM);
+
+ rpmi_clk->context = context;
+ rpmi_clk->rates = rates;
+
+ ret = rpmi_clk_get_attrs(clkid, rpmi_clk);
+ if (ret)
+ return dev_err_ptr_probe(dev, ret,
+ "Failed to get clk-%u attributes\n",
+ clkid);
+
+ ret = rpmi_clk_get_supported_rates(clkid, rpmi_clk);
+ if (ret)
+ return dev_err_ptr_probe(dev, ret,
+ "Get supported rates failed for clk-%u\n",
+ clkid);
+
+ init.flags = CLK_GET_RATE_NOCACHE;
+ init.num_parents = 0;
+ init.ops = &rpmi_clk_ops;
+ init.name = rpmi_clk->name;
+ clk_hw = &rpmi_clk->hw;
+ clk_hw->init = &init;
+
+ ret = devm_clk_hw_register(dev, clk_hw);
+ if (ret)
+ return dev_err_ptr_probe(dev, ret,
+ "Unable to register clk-%u\n",
+ clkid);
+
+ if (rpmi_clk->type == RPMI_CLK_DISCRETE) {
+ min_rate = rpmi_clk->rates->discrete[0];
+ max_rate = rpmi_clk->rates->discrete[rpmi_clk->num_rates - 1];
+ } else {
+ min_rate = rpmi_clk->rates->linear.min;
+ max_rate = rpmi_clk->rates->linear.max;
+ }
+
+ clk_hw_set_rate_range(clk_hw, min_rate, max_rate);
+
+ return clk_hw;
+}
+
+static void rpmi_clk_mbox_chan_release(void *data)
+{
+ struct mbox_chan *chan = data;
+
+ mbox_free_channel(chan);
+}
+
+static int rpmi_clk_probe(struct platform_device *pdev)
+{
+ int ret;
+ unsigned int num_clocks, i;
+ struct clk_hw_onecell_data *clk_data;
+ struct rpmi_clk_context *context;
+ struct rpmi_mbox_message msg;
+ struct clk_hw *hw_ptr;
+ struct device *dev = &pdev->dev;
+
+ context = devm_kzalloc(dev, sizeof(*context), GFP_KERNEL);
+ if (!context)
+ return -ENOMEM;
+ context->dev = dev;
+ platform_set_drvdata(pdev, context);
+
+ context->client.dev = context->dev;
+ context->client.rx_callback = NULL;
+ context->client.tx_block = false;
+ context->client.knows_txdone = true;
+ context->client.tx_tout = 0;
+
+ context->chan = mbox_request_channel(&context->client, 0);
+ if (IS_ERR(context->chan))
+ return PTR_ERR(context->chan);
+
+ ret = devm_add_action_or_reset(dev, rpmi_clk_mbox_chan_release, context->chan);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to add rpmi mbox channel cleanup\n");
+
+ rpmi_mbox_init_get_attribute(&msg, RPMI_MBOX_ATTR_SPEC_VERSION);
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get spec version\n");
+ if (msg.attr.value < RPMI_MKVER(1, 0)) {
+ return dev_err_probe(dev, -EINVAL,
+ "msg protocol version mismatch, expected 0x%x, found 0x%x\n",
+ RPMI_MKVER(1, 0), msg.attr.value);
+ }
+
+ rpmi_mbox_init_get_attribute(&msg, RPMI_MBOX_ATTR_SERVICEGROUP_ID);
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get service group ID\n");
+ if (msg.attr.value != RPMI_SRVGRP_CLOCK) {
+ return dev_err_probe(dev, -EINVAL,
+ "service group match failed, expected 0x%x, found 0x%x\n",
+ RPMI_SRVGRP_CLOCK, msg.attr.value);
+ }
+
+ rpmi_mbox_init_get_attribute(&msg, RPMI_MBOX_ATTR_SERVICEGROUP_VERSION);
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get service group version\n");
+ if (msg.attr.value < RPMI_MKVER(1, 0)) {
+ return dev_err_probe(dev, -EINVAL,
+ "service group version failed, expected 0x%x, found 0x%x\n",
+ RPMI_MKVER(1, 0), msg.attr.value);
+ }
+
+ rpmi_mbox_init_get_attribute(&msg, RPMI_MBOX_ATTR_MAX_MSG_DATA_SIZE);
+ ret = rpmi_mbox_send_message(context->chan, &msg);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get max message data size\n");
+
+ context->max_msg_data_size = msg.attr.value;
+ num_clocks = rpmi_clk_get_num_clocks(context);
+ if (!num_clocks)
+ return dev_err_probe(dev, -ENODEV, "No clocks found\n");
+
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, num_clocks),
+ GFP_KERNEL);
+ if (!clk_data)
+ return dev_err_probe(dev, -ENOMEM, "No memory for clock data\n");
+ clk_data->num = num_clocks;
+
+ for (i = 0; i < clk_data->num; i++) {
+ hw_ptr = rpmi_clk_enumerate(context, i);
+ if (IS_ERR(hw_ptr)) {
+ return dev_err_probe(dev, PTR_ERR(hw_ptr),
+ "Failed to register clk-%d\n", i);
+ }
+ clk_data->hws[i] = hw_ptr;
+ }
+
+ ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, clk_data);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to register clock HW provider\n");
+
+ return 0;
+}
+
+static const struct of_device_id rpmi_clk_of_match[] = {
+ { .compatible = "riscv,rpmi-clock" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, rpmi_clk_of_match);
+
+static struct platform_driver rpmi_clk_driver = {
+ .driver = {
+ .name = "riscv-rpmi-clock",
+ .of_match_table = rpmi_clk_of_match,
+ },
+ .probe = rpmi_clk_probe,
+};
+module_platform_driver(rpmi_clk_driver);
+
+MODULE_AUTHOR("Rahul Pathak <rpathak@ventanamicro.com>");
+MODULE_DESCRIPTION("Clock Driver based on RPMI message protocol");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c
index d4e9c3577b35..ff7ce12a5da6 100644
--- a/drivers/clk/clk-s2mps11.c
+++ b/drivers/clk/clk-s2mps11.c
@@ -11,6 +11,7 @@
#include <linux/regmap.h>
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
+#include <linux/mfd/samsung/s2mpg10.h>
#include <linux/mfd/samsung/s2mps11.h>
#include <linux/mfd/samsung/s2mps13.h>
#include <linux/mfd/samsung/s2mps14.h>
@@ -140,6 +141,9 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
clk_data->num = S2MPS11_CLKS_NUM;
switch (hwid) {
+ case S2MPG10:
+ s2mps11_reg = S2MPG10_PMIC_RTCBUF;
+ break;
case S2MPS11X:
s2mps11_reg = S2MPS11_REG_RTC_CTRL;
break;
@@ -221,6 +225,7 @@ static void s2mps11_clk_remove(struct platform_device *pdev)
}
static const struct platform_device_id s2mps11_clk_id[] = {
+ { "s2mpg10-clk", S2MPG10},
{ "s2mps11-clk", S2MPS11X},
{ "s2mps13-clk", S2MPS13X},
{ "s2mps14-clk", S2MPS14X},
@@ -241,6 +246,9 @@ MODULE_DEVICE_TABLE(platform, s2mps11_clk_id);
*/
static const struct of_device_id s2mps11_dt_match[] __used = {
{
+ .compatible = "samsung,s2mpg10-clk",
+ .data = (void *)S2MPG10,
+ }, {
.compatible = "samsung,s2mps11-clk",
.data = (void *)S2MPS11X,
}, {
diff --git a/drivers/clk/clk-scmi.c b/drivers/clk/clk-scmi.c
index d2408403283f..6b286ea6f121 100644
--- a/drivers/clk/clk-scmi.c
+++ b/drivers/clk/clk-scmi.c
@@ -54,8 +54,8 @@ static unsigned long scmi_clk_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long scmi_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int scmi_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u64 fmin, fmax, ftmp;
struct scmi_clk *clk = to_scmi_clk(hw);
@@ -67,20 +67,27 @@ static long scmi_clk_round_rate(struct clk_hw *hw, unsigned long rate,
* running at then.
*/
if (clk->info->rate_discrete)
- return rate;
+ return 0;
fmin = clk->info->range.min_rate;
fmax = clk->info->range.max_rate;
- if (rate <= fmin)
- return fmin;
- else if (rate >= fmax)
- return fmax;
+ if (req->rate <= fmin) {
+ req->rate = fmin;
+
+ return 0;
+ } else if (req->rate >= fmax) {
+ req->rate = fmax;
+
+ return 0;
+ }
- ftmp = rate - fmin;
+ ftmp = req->rate - fmin;
ftmp += clk->info->range.step_size - 1; /* to round up */
do_div(ftmp, clk->info->range.step_size);
- return ftmp * clk->info->range.step_size + fmin;
+ req->rate = ftmp * clk->info->range.step_size + fmin;
+
+ return 0;
}
static int scmi_clk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -119,15 +126,6 @@ static u8 scmi_clk_get_parent(struct clk_hw *hw)
return p_idx;
}
-static int scmi_clk_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
-{
- /*
- * Suppose all the requested rates are supported, and let firmware
- * to handle the left work.
- */
- return 0;
-}
-
static int scmi_clk_enable(struct clk_hw *hw)
{
struct scmi_clk *clk = to_scmi_clk(hw);
@@ -300,7 +298,6 @@ scmi_clk_ops_alloc(struct device *dev, unsigned long feats_key)
/* Rate ops */
ops->recalc_rate = scmi_clk_recalc_rate;
- ops->round_rate = scmi_clk_round_rate;
ops->determine_rate = scmi_clk_determine_rate;
if (feats_key & BIT(SCMI_CLK_RATE_CTRL_SUPPORTED))
ops->set_rate = scmi_clk_set_rate;
@@ -349,6 +346,8 @@ scmi_clk_ops_select(struct scmi_clk *sclk, bool atomic_capable,
unsigned int atomic_threshold_us,
const struct clk_ops **clk_ops_db, size_t db_size)
{
+ int ret;
+ u32 val;
const struct scmi_clock_info *ci = sclk->info;
unsigned int feats_key = 0;
const struct clk_ops *ops;
@@ -370,8 +369,13 @@ scmi_clk_ops_select(struct scmi_clk *sclk, bool atomic_capable,
if (!ci->parent_ctrl_forbidden)
feats_key |= BIT(SCMI_CLK_PARENT_CTRL_SUPPORTED);
- if (ci->extended_config)
- feats_key |= BIT(SCMI_CLK_DUTY_CYCLE_SUPPORTED);
+ if (ci->extended_config) {
+ ret = scmi_proto_clk_ops->config_oem_get(sclk->ph, sclk->id,
+ SCMI_CLOCK_CFG_DUTY_CYCLE,
+ &val, NULL, false);
+ if (!ret)
+ feats_key |= BIT(SCMI_CLK_DUTY_CYCLE_SUPPORTED);
+ }
if (WARN_ON(feats_key >= db_size))
return NULL;
diff --git a/drivers/clk/clk-scpi.c b/drivers/clk/clk-scpi.c
index 19d530d52e64..0b592de7bdb2 100644
--- a/drivers/clk/clk-scpi.c
+++ b/drivers/clk/clk-scpi.c
@@ -32,8 +32,8 @@ static unsigned long scpi_clk_recalc_rate(struct clk_hw *hw,
return clk->scpi_ops->clk_get_val(clk->id);
}
-static long scpi_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int scpi_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
/*
* We can't figure out what rate it will be, so just return the
@@ -41,7 +41,7 @@ static long scpi_clk_round_rate(struct clk_hw *hw, unsigned long rate,
* after the rate is set and we'll know what rate the clock is
* running at then.
*/
- return rate;
+ return 0;
}
static int scpi_clk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -54,7 +54,7 @@ static int scpi_clk_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops scpi_clk_ops = {
.recalc_rate = scpi_clk_recalc_rate,
- .round_rate = scpi_clk_round_rate,
+ .determine_rate = scpi_clk_determine_rate,
.set_rate = scpi_clk_set_rate,
};
@@ -92,12 +92,14 @@ static unsigned long scpi_dvfs_recalc_rate(struct clk_hw *hw,
return opp->freq;
}
-static long scpi_dvfs_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int scpi_dvfs_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct scpi_clk *clk = to_scpi_clk(hw);
- return __scpi_dvfs_round_rate(clk, rate);
+ req->rate = __scpi_dvfs_round_rate(clk, req->rate);
+
+ return 0;
}
static int __scpi_find_dvfs_index(struct scpi_clk *clk, unsigned long rate)
@@ -124,7 +126,7 @@ static int scpi_dvfs_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops scpi_dvfs_ops = {
.recalc_rate = scpi_dvfs_recalc_rate,
- .round_rate = scpi_dvfs_round_rate,
+ .determine_rate = scpi_dvfs_determine_rate,
.set_rate = scpi_dvfs_set_rate,
};
diff --git a/drivers/clk/clk-si514.c b/drivers/clk/clk-si514.c
index 1127c35ce57d..f61590d70575 100644
--- a/drivers/clk/clk-si514.c
+++ b/drivers/clk/clk-si514.c
@@ -227,20 +227,28 @@ static unsigned long si514_recalc_rate(struct clk_hw *hw,
return si514_calc_rate(&settings);
}
-static long si514_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int si514_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_si514_muldiv settings;
int err;
- if (!rate)
+ if (!req->rate) {
+ req->rate = 0;
+
return 0;
+ }
- err = si514_calc_muldiv(&settings, rate);
- if (err)
- return err;
+ err = si514_calc_muldiv(&settings, req->rate);
+ if (err) {
+ req->rate = err;
- return si514_calc_rate(&settings);
+ return 0;
+ }
+
+ req->rate = si514_calc_rate(&settings);
+
+ return 0;
}
/*
@@ -289,7 +297,7 @@ static const struct clk_ops si514_clk_ops = {
.unprepare = si514_unprepare,
.is_prepared = si514_is_prepared,
.recalc_rate = si514_recalc_rate,
- .round_rate = si514_round_rate,
+ .determine_rate = si514_determine_rate,
.set_rate = si514_set_rate,
};
diff --git a/drivers/clk/clk-si521xx.c b/drivers/clk/clk-si521xx.c
index 4f7b74f889f1..4ed4e1a5f4f2 100644
--- a/drivers/clk/clk-si521xx.c
+++ b/drivers/clk/clk-si521xx.c
@@ -164,15 +164,17 @@ static unsigned long si521xx_diff_recalc_rate(struct clk_hw *hw,
return (unsigned long)rate;
}
-static long si521xx_diff_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int si521xx_diff_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned long best_parent;
- best_parent = (rate / SI521XX_DIFF_MULT) * SI521XX_DIFF_DIV;
- *prate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
+ best_parent = (req->rate / SI521XX_DIFF_MULT) * SI521XX_DIFF_DIV;
+ req->best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
- return (*prate / SI521XX_DIFF_DIV) * SI521XX_DIFF_MULT;
+ req->rate = (req->best_parent_rate / SI521XX_DIFF_DIV) * SI521XX_DIFF_MULT;
+
+ return 0;
}
static int si521xx_diff_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -208,7 +210,7 @@ static void si521xx_diff_unprepare(struct clk_hw *hw)
}
static const struct clk_ops si521xx_diff_clk_ops = {
- .round_rate = si521xx_diff_round_rate,
+ .determine_rate = si521xx_diff_determine_rate,
.set_rate = si521xx_diff_set_rate,
.recalc_rate = si521xx_diff_recalc_rate,
.prepare = si521xx_diff_prepare,
diff --git a/drivers/clk/clk-si5341.c b/drivers/clk/clk-si5341.c
index 5004888c7eca..2499b771cd83 100644
--- a/drivers/clk/clk-si5341.c
+++ b/drivers/clk/clk-si5341.c
@@ -663,8 +663,8 @@ static unsigned long si5341_synth_clk_recalc_rate(struct clk_hw *hw,
return f;
}
-static long si5341_synth_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int si5341_synth_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_si5341_synth *synth = to_clk_si5341_synth(hw);
u64 f;
@@ -672,15 +672,21 @@ static long si5341_synth_clk_round_rate(struct clk_hw *hw, unsigned long rate,
/* The synthesizer accuracy is such that anything in range will work */
f = synth->data->freq_vco;
do_div(f, SI5341_SYNTH_N_MAX);
- if (rate < f)
- return f;
+ if (req->rate < f) {
+ req->rate = f;
+
+ return 0;
+ }
f = synth->data->freq_vco;
do_div(f, SI5341_SYNTH_N_MIN);
- if (rate > f)
- return f;
+ if (req->rate > f) {
+ req->rate = f;
- return rate;
+ return 0;
+ }
+
+ return 0;
}
static int si5341_synth_program(struct clk_si5341_synth *synth,
@@ -741,7 +747,7 @@ static const struct clk_ops si5341_synth_clk_ops = {
.prepare = si5341_synth_clk_prepare,
.unprepare = si5341_synth_clk_unprepare,
.recalc_rate = si5341_synth_clk_recalc_rate,
- .round_rate = si5341_synth_clk_round_rate,
+ .determine_rate = si5341_synth_clk_determine_rate,
.set_rate = si5341_synth_clk_set_rate,
};
diff --git a/drivers/clk/clk-si544.c b/drivers/clk/clk-si544.c
index ca3473efa314..09c06ecec1a5 100644
--- a/drivers/clk/clk-si544.c
+++ b/drivers/clk/clk-si544.c
@@ -307,16 +307,16 @@ static unsigned long si544_recalc_rate(struct clk_hw *hw,
return si544_calc_rate(&settings);
}
-static long si544_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int si544_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_si544 *data = to_clk_si544(hw);
- if (!is_valid_frequency(data, rate))
+ if (!is_valid_frequency(data, req->rate))
return -EINVAL;
/* The accuracy is less than 1 Hz, so any rate is possible */
- return rate;
+ return 0;
}
/* Calculates the maximum "small" change, 950 * rate / 1000000 */
@@ -408,7 +408,7 @@ static const struct clk_ops si544_clk_ops = {
.unprepare = si544_unprepare,
.is_prepared = si544_is_prepared,
.recalc_rate = si544_recalc_rate,
- .round_rate = si544_round_rate,
+ .determine_rate = si544_determine_rate,
.set_rate = si544_set_rate,
};
diff --git a/drivers/clk/clk-si570.c b/drivers/clk/clk-si570.c
index e97fe90443a6..b0b1830dd430 100644
--- a/drivers/clk/clk-si570.c
+++ b/drivers/clk/clk-si570.c
@@ -246,34 +246,40 @@ static unsigned long si570_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long si570_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int si570_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int err;
u64 rfreq;
unsigned int n1, hs_div;
struct clk_si570 *data = to_clk_si570(hw);
- if (!rate)
+ if (!req->rate) {
+ req->rate = 0;
+
return 0;
+ }
- if (div64_u64(abs(rate - data->frequency) * 10000LL,
+ if (div64_u64(abs(req->rate - data->frequency) * 10000LL,
data->frequency) < 35) {
- rfreq = div64_u64((data->rfreq * rate) +
- div64_u64(data->frequency, 2), data->frequency);
+ rfreq = div64_u64((data->rfreq * req->rate) +
+ div64_u64(data->frequency, 2),
+ data->frequency);
n1 = data->n1;
hs_div = data->hs_div;
} else {
- err = si570_calc_divs(rate, data, &rfreq, &n1, &hs_div);
+ err = si570_calc_divs(req->rate, data, &rfreq, &n1, &hs_div);
if (err) {
dev_err(&data->i2c_client->dev,
"unable to round rate\n");
+ req->rate = 0;
+
return 0;
}
}
- return rate;
+ return 0;
}
/**
@@ -368,7 +374,7 @@ static int si570_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops si570_clk_ops = {
.recalc_rate = si570_recalc_rate,
- .round_rate = si570_round_rate,
+ .determine_rate = si570_determine_rate,
.set_rate = si570_set_rate,
};
diff --git a/drivers/clk/clk-sp7021.c b/drivers/clk/clk-sp7021.c
index 95d66191df4b..36528a71a2e6 100644
--- a/drivers/clk/clk-sp7021.c
+++ b/drivers/clk/clk-sp7021.c
@@ -7,6 +7,7 @@
#include <linux/clk-provider.h>
#include <linux/of.h>
#include <linux/bitfield.h>
+#include <linux/hw_bitfield.h>
#include <linux/slab.h>
#include <linux/io.h>
#include <linux/err.h>
@@ -38,13 +39,6 @@ enum {
#define MASK_DIVN GENMASK(7, 0)
#define MASK_DIVM GENMASK(14, 8)
-/* HIWORD_MASK FIELD_PREP */
-#define HWM_FIELD_PREP(mask, value) \
-({ \
- u64 _m = mask; \
- (_m << 16) | FIELD_PREP(_m, value); \
-})
-
struct sp_pll {
struct clk_hw hw;
void __iomem *reg;
@@ -313,15 +307,15 @@ static int plltv_set_rate(struct sp_pll *clk)
u32 r0, r1, r2;
r0 = BIT(clk->bp_bit + 16);
- r0 |= HWM_FIELD_PREP(MASK_SEL_FRA, clk->p[SEL_FRA]);
- r0 |= HWM_FIELD_PREP(MASK_SDM_MOD, clk->p[SDM_MOD]);
- r0 |= HWM_FIELD_PREP(MASK_PH_SEL, clk->p[PH_SEL]);
- r0 |= HWM_FIELD_PREP(MASK_NFRA, clk->p[NFRA]);
+ r0 |= FIELD_PREP_WM16(MASK_SEL_FRA, clk->p[SEL_FRA]);
+ r0 |= FIELD_PREP_WM16(MASK_SDM_MOD, clk->p[SDM_MOD]);
+ r0 |= FIELD_PREP_WM16(MASK_PH_SEL, clk->p[PH_SEL]);
+ r0 |= FIELD_PREP_WM16(MASK_NFRA, clk->p[NFRA]);
- r1 = HWM_FIELD_PREP(MASK_DIVR, clk->p[DIVR]);
+ r1 = FIELD_PREP_WM16(MASK_DIVR, clk->p[DIVR]);
- r2 = HWM_FIELD_PREP(MASK_DIVN, clk->p[DIVN] - 1);
- r2 |= HWM_FIELD_PREP(MASK_DIVM, clk->p[DIVM] - 1);
+ r2 = FIELD_PREP_WM16(MASK_DIVN, clk->p[DIVN] - 1);
+ r2 |= FIELD_PREP_WM16(MASK_DIVM, clk->p[DIVM] - 1);
spin_lock_irqsave(&clk->lock, flags);
writel(r0, clk->reg);
@@ -412,25 +406,27 @@ static long sp_pll_calc_div(struct sp_pll *clk, unsigned long rate)
return fbdiv;
}
-static long sp_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int sp_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct sp_pll *clk = to_sp_pll(hw);
long ret;
- if (rate == *prate) {
- ret = *prate; /* bypass */
+ if (req->rate == req->best_parent_rate) {
+ ret = req->best_parent_rate; /* bypass */
} else if (clk->div_width == DIV_A) {
- ret = plla_round_rate(clk, rate);
+ ret = plla_round_rate(clk, req->rate);
} else if (clk->div_width == DIV_TV) {
- ret = plltv_div(clk, rate);
+ ret = plltv_div(clk, req->rate);
if (ret < 0)
- ret = *prate;
+ ret = req->best_parent_rate;
} else {
- ret = sp_pll_calc_div(clk, rate) * clk->brate;
+ ret = sp_pll_calc_div(clk, req->rate) * clk->brate;
}
- return ret;
+ req->rate = ret;
+
+ return 0;
}
static unsigned long sp_pll_recalc_rate(struct clk_hw *hw,
@@ -535,7 +531,7 @@ static const struct clk_ops sp_pll_ops = {
.enable = sp_pll_enable,
.disable = sp_pll_disable,
.is_enabled = sp_pll_is_enabled,
- .round_rate = sp_pll_round_rate,
+ .determine_rate = sp_pll_determine_rate,
.recalc_rate = sp_pll_recalc_rate,
.set_rate = sp_pll_set_rate
};
diff --git a/drivers/clk/clk-sparx5.c b/drivers/clk/clk-sparx5.c
index 0fad0c1a0186..b2facc9c95d4 100644
--- a/drivers/clk/clk-sparx5.c
+++ b/drivers/clk/clk-sparx5.c
@@ -213,19 +213,21 @@ static unsigned long s5_pll_recalc_rate(struct clk_hw *hw,
return conf.freq;
}
-static long s5_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int s5_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct s5_pll_conf conf;
- return s5_calc_params(rate, *parent_rate, &conf);
+ req->rate = s5_calc_params(req->rate, req->best_parent_rate, &conf);
+
+ return 0;
}
static const struct clk_ops s5_pll_ops = {
.enable = s5_pll_enable,
.disable = s5_pll_disable,
.set_rate = s5_pll_set_rate,
- .round_rate = s5_pll_round_rate,
+ .determine_rate = s5_pll_determine_rate,
.recalc_rate = s5_pll_recalc_rate,
};
diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c
index 719cddc82ae6..b5d4d48432a0 100644
--- a/drivers/clk/clk-stm32f4.c
+++ b/drivers/clk/clk-stm32f4.c
@@ -443,8 +443,8 @@ static unsigned long clk_apb_mul_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
-static long clk_apb_mul_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_apb_mul_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_apb_mul *am = to_clk_apb_mul(hw);
unsigned long mult = 1;
@@ -453,12 +453,14 @@ static long clk_apb_mul_round_rate(struct clk_hw *hw, unsigned long rate,
mult = 2;
if (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) {
- unsigned long best_parent = rate / mult;
+ unsigned long best_parent = req->rate / mult;
- *prate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
+ req->best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
}
- return *prate * mult;
+ req->rate = req->best_parent_rate * mult;
+
+ return 0;
}
static int clk_apb_mul_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -474,7 +476,7 @@ static int clk_apb_mul_set_rate(struct clk_hw *hw, unsigned long rate,
}
static const struct clk_ops clk_apb_mul_factor_ops = {
- .round_rate = clk_apb_mul_round_rate,
+ .determine_rate = clk_apb_mul_determine_rate,
.set_rate = clk_apb_mul_set_rate,
.recalc_rate = clk_apb_mul_recalc_rate,
};
@@ -670,21 +672,23 @@ static unsigned long stm32f4_pll_recalc(struct clk_hw *hw,
return parent_rate * n;
}
-static long stm32f4_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int stm32f4_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_gate *gate = to_clk_gate(hw);
struct stm32f4_pll *pll = to_stm32f4_pll(gate);
unsigned long n;
- n = rate / *prate;
+ n = req->rate / req->best_parent_rate;
if (n < pll->n_start)
n = pll->n_start;
else if (n > 432)
n = 432;
- return *prate * n;
+ req->rate = req->best_parent_rate * n;
+
+ return 0;
}
static void stm32f4_pll_set_ssc(struct clk_hw *hw, unsigned long parent_rate,
@@ -749,7 +753,7 @@ static const struct clk_ops stm32f4_pll_gate_ops = {
.disable = stm32f4_pll_disable,
.is_enabled = stm32f4_pll_is_enabled,
.recalc_rate = stm32f4_pll_recalc,
- .round_rate = stm32f4_pll_round_rate,
+ .determine_rate = stm32f4_pll_determine_rate,
.set_rate = stm32f4_pll_set_rate,
};
diff --git a/drivers/clk/clk-tps68470.c b/drivers/clk/clk-tps68470.c
index 38f44b5b9b1b..9511248c6bc9 100644
--- a/drivers/clk/clk-tps68470.c
+++ b/drivers/clk/clk-tps68470.c
@@ -146,12 +146,14 @@ static unsigned int tps68470_clk_cfg_lookup(unsigned long rate)
return best_idx;
}
-static long tps68470_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int tps68470_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned int idx = tps68470_clk_cfg_lookup(rate);
+ unsigned int idx = tps68470_clk_cfg_lookup(req->rate);
+
+ req->rate = clk_freqs[idx].freq;
- return clk_freqs[idx].freq;
+ return 0;
}
static int tps68470_clk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -186,7 +188,7 @@ static const struct clk_ops tps68470_clk_ops = {
.prepare = tps68470_clk_prepare,
.unprepare = tps68470_clk_unprepare,
.recalc_rate = tps68470_clk_recalc_rate,
- .round_rate = tps68470_clk_round_rate,
+ .determine_rate = tps68470_clk_determine_rate,
.set_rate = tps68470_clk_set_rate,
};
diff --git a/drivers/clk/clk-versaclock3.c b/drivers/clk/clk-versaclock3.c
index 9fe27dace111..1849863dbd67 100644
--- a/drivers/clk/clk-versaclock3.c
+++ b/drivers/clk/clk-versaclock3.c
@@ -289,22 +289,25 @@ static unsigned long vc3_pfd_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long vc3_pfd_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vc3_pfd_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw);
const struct vc3_pfd_data *pfd = vc3->data;
unsigned long idiv;
/* PLL cannot operate with input clock above 50 MHz. */
- if (rate > 50000000)
+ if (req->rate > 50000000)
return -EINVAL;
/* CLKIN within range of PLL input, feed directly to PLL. */
- if (*parent_rate <= 50000000)
- return *parent_rate;
+ if (req->best_parent_rate <= 50000000) {
+ req->rate = req->best_parent_rate;
- idiv = DIV_ROUND_UP(*parent_rate, rate);
+ return 0;
+ }
+
+ idiv = DIV_ROUND_UP(req->best_parent_rate, req->rate);
if (pfd->num == VC3_PFD1 || pfd->num == VC3_PFD3) {
if (idiv > 63)
return -EINVAL;
@@ -313,7 +316,9 @@ static long vc3_pfd_round_rate(struct clk_hw *hw, unsigned long rate,
return -EINVAL;
}
- return *parent_rate / idiv;
+ req->rate = req->best_parent_rate / idiv;
+
+ return 0;
}
static int vc3_pfd_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -354,7 +359,7 @@ static int vc3_pfd_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vc3_pfd_ops = {
.recalc_rate = vc3_pfd_recalc_rate,
- .round_rate = vc3_pfd_round_rate,
+ .determine_rate = vc3_pfd_determine_rate,
.set_rate = vc3_pfd_set_rate,
};
@@ -385,36 +390,38 @@ static unsigned long vc3_pll_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long vc3_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vc3_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw);
const struct vc3_pll_data *pll = vc3->data;
u64 div_frc;
- if (rate < pll->vco.min)
- rate = pll->vco.min;
- if (rate > pll->vco.max)
- rate = pll->vco.max;
+ if (req->rate < pll->vco.min)
+ req->rate = pll->vco.min;
+ if (req->rate > pll->vco.max)
+ req->rate = pll->vco.max;
- vc3->div_int = rate / *parent_rate;
+ vc3->div_int = req->rate / req->best_parent_rate;
if (pll->num == VC3_PLL2) {
if (vc3->div_int > 0x7ff)
- rate = *parent_rate * 0x7ff;
+ req->rate = req->best_parent_rate * 0x7ff;
/* Determine best fractional part, which is 16 bit wide */
- div_frc = rate % *parent_rate;
+ div_frc = req->rate % req->best_parent_rate;
div_frc *= BIT(16) - 1;
- vc3->div_frc = min_t(u64, div64_ul(div_frc, *parent_rate), U16_MAX);
- rate = (*parent_rate *
- (vc3->div_int * VC3_2_POW_16 + vc3->div_frc) / VC3_2_POW_16);
+ vc3->div_frc = min_t(u64,
+ div64_ul(div_frc, req->best_parent_rate),
+ U16_MAX);
+ req->rate = (req->best_parent_rate *
+ (vc3->div_int * VC3_2_POW_16 + vc3->div_frc) / VC3_2_POW_16);
} else {
- rate = *parent_rate * vc3->div_int;
+ req->rate = req->best_parent_rate * vc3->div_int;
}
- return rate;
+ return 0;
}
static int vc3_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -441,7 +448,7 @@ static int vc3_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vc3_pll_ops = {
.recalc_rate = vc3_pll_recalc_rate,
- .round_rate = vc3_pll_round_rate,
+ .determine_rate = vc3_pll_determine_rate,
.set_rate = vc3_pll_set_rate,
};
@@ -498,8 +505,8 @@ static unsigned long vc3_div_recalc_rate(struct clk_hw *hw,
div_data->flags, div_data->width);
}
-static long vc3_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vc3_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw);
const struct vc3_div_data *div_data = vc3->data;
@@ -511,11 +518,16 @@ static long vc3_div_round_rate(struct clk_hw *hw, unsigned long rate,
bestdiv >>= div_data->shift;
bestdiv &= VC3_DIV_MASK(div_data->width);
bestdiv = vc3_get_div(div_data->table, bestdiv, div_data->flags);
- return DIV_ROUND_UP(*parent_rate, bestdiv);
+ req->rate = DIV_ROUND_UP(req->best_parent_rate, bestdiv);
+
+ return 0;
}
- return divider_round_rate(hw, rate, parent_rate, div_data->table,
- div_data->width, div_data->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ div_data->table,
+ div_data->width, div_data->flags);
+
+ return 0;
}
static int vc3_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -534,7 +546,7 @@ static int vc3_div_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vc3_div_ops = {
.recalc_rate = vc3_div_recalc_rate,
- .round_rate = vc3_div_round_rate,
+ .determine_rate = vc3_div_determine_rate,
.set_rate = vc3_div_set_rate,
};
diff --git a/drivers/clk/clk-versaclock5.c b/drivers/clk/clk-versaclock5.c
index 4200022d2084..57228e88e81d 100644
--- a/drivers/clk/clk-versaclock5.c
+++ b/drivers/clk/clk-versaclock5.c
@@ -304,11 +304,11 @@ static unsigned long vc5_dbl_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
-static long vc5_dbl_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vc5_dbl_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- if ((*parent_rate == rate) || ((*parent_rate * 2) == rate))
- return rate;
+ if ((req->best_parent_rate == req->rate) || ((req->best_parent_rate * 2) == req->rate))
+ return 0;
else
return -EINVAL;
}
@@ -332,7 +332,7 @@ static int vc5_dbl_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vc5_dbl_ops = {
.recalc_rate = vc5_dbl_recalc_rate,
- .round_rate = vc5_dbl_round_rate,
+ .determine_rate = vc5_dbl_determine_rate,
.set_rate = vc5_dbl_set_rate,
};
@@ -363,24 +363,29 @@ static unsigned long vc5_pfd_recalc_rate(struct clk_hw *hw,
return parent_rate / VC5_REF_DIVIDER_REF_DIV(div);
}
-static long vc5_pfd_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vc5_pfd_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned long idiv;
/* PLL cannot operate with input clock above 50 MHz. */
- if (rate > 50000000)
+ if (req->rate > 50000000)
return -EINVAL;
/* CLKIN within range of PLL input, feed directly to PLL. */
- if (*parent_rate <= 50000000)
- return *parent_rate;
+ if (req->best_parent_rate <= 50000000) {
+ req->rate = req->best_parent_rate;
+
+ return 0;
+ }
- idiv = DIV_ROUND_UP(*parent_rate, rate);
+ idiv = DIV_ROUND_UP(req->best_parent_rate, req->rate);
if (idiv > 127)
return -EINVAL;
- return *parent_rate / idiv;
+ req->rate = req->best_parent_rate / idiv;
+
+ return 0;
}
static int vc5_pfd_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -420,7 +425,7 @@ static int vc5_pfd_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vc5_pfd_ops = {
.recalc_rate = vc5_pfd_recalc_rate,
- .round_rate = vc5_pfd_round_rate,
+ .determine_rate = vc5_pfd_determine_rate,
.set_rate = vc5_pfd_set_rate,
};
@@ -444,30 +449,32 @@ static unsigned long vc5_pll_recalc_rate(struct clk_hw *hw,
return (parent_rate * div_int) + ((parent_rate * div_frc) >> 24);
}
-static long vc5_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vc5_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vc5_hw_data *hwdata = container_of(hw, struct vc5_hw_data, hw);
struct vc5_driver_data *vc5 = hwdata->vc5;
u32 div_int;
u64 div_frc;
- rate = clamp(rate, VC5_PLL_VCO_MIN, vc5->chip_info->vco_max);
+ req->rate = clamp(req->rate, VC5_PLL_VCO_MIN, vc5->chip_info->vco_max);
/* Determine integer part, which is 12 bit wide */
- div_int = rate / *parent_rate;
+ div_int = req->rate / req->best_parent_rate;
if (div_int > 0xfff)
- rate = *parent_rate * 0xfff;
+ req->rate = req->best_parent_rate * 0xfff;
/* Determine best fractional part, which is 24 bit wide */
- div_frc = rate % *parent_rate;
+ div_frc = req->rate % req->best_parent_rate;
div_frc *= BIT(24) - 1;
- do_div(div_frc, *parent_rate);
+ do_div(div_frc, req->best_parent_rate);
hwdata->div_int = div_int;
hwdata->div_frc = (u32)div_frc;
- return (*parent_rate * div_int) + ((*parent_rate * div_frc) >> 24);
+ req->rate = (req->best_parent_rate * div_int) + ((req->best_parent_rate * div_frc) >> 24);
+
+ return 0;
}
static int vc5_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -488,7 +495,7 @@ static int vc5_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vc5_pll_ops = {
.recalc_rate = vc5_pll_recalc_rate,
- .round_rate = vc5_pll_round_rate,
+ .determine_rate = vc5_pll_determine_rate,
.set_rate = vc5_pll_set_rate,
};
@@ -520,17 +527,17 @@ static unsigned long vc5_fod_recalc_rate(struct clk_hw *hw,
return div64_u64((u64)f_in << 24ULL, ((u64)div_int << 24ULL) + div_frc);
}
-static long vc5_fod_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vc5_fod_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vc5_hw_data *hwdata = container_of(hw, struct vc5_hw_data, hw);
/* VCO frequency is divided by two before entering FOD */
- u32 f_in = *parent_rate / 2;
+ u32 f_in = req->best_parent_rate / 2;
u32 div_int;
u64 div_frc;
/* Determine integer part, which is 12 bit wide */
- div_int = f_in / rate;
+ div_int = f_in / req->rate;
/*
* WARNING: The clock chip does not output signal if the integer part
* of the divider is 0xfff and fractional part is non-zero.
@@ -538,18 +545,20 @@ static long vc5_fod_round_rate(struct clk_hw *hw, unsigned long rate,
*/
if (div_int > 0xffe) {
div_int = 0xffe;
- rate = f_in / div_int;
+ req->rate = f_in / div_int;
}
/* Determine best fractional part, which is 30 bit wide */
- div_frc = f_in % rate;
+ div_frc = f_in % req->rate;
div_frc <<= 24;
- do_div(div_frc, rate);
+ do_div(div_frc, req->rate);
hwdata->div_int = div_int;
hwdata->div_frc = (u32)div_frc;
- return div64_u64((u64)f_in << 24ULL, ((u64)div_int << 24ULL) + div_frc);
+ req->rate = div64_u64((u64)f_in << 24ULL, ((u64)div_int << 24ULL) + div_frc);
+
+ return 0;
}
static int vc5_fod_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -589,7 +598,7 @@ static int vc5_fod_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vc5_fod_ops = {
.recalc_rate = vc5_fod_recalc_rate,
- .round_rate = vc5_fod_round_rate,
+ .determine_rate = vc5_fod_determine_rate,
.set_rate = vc5_fod_set_rate,
};
diff --git a/drivers/clk/clk-versaclock7.c b/drivers/clk/clk-versaclock7.c
index 483285b30c13..adcc603e3259 100644
--- a/drivers/clk/clk-versaclock7.c
+++ b/drivers/clk/clk-versaclock7.c
@@ -900,17 +900,18 @@ static unsigned long vc7_fod_recalc_rate(struct clk_hw *hw, unsigned long parent
return fod_rate;
}
-static long vc7_fod_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *parent_rate)
+static int vc7_fod_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vc7_fod_data *fod = container_of(hw, struct vc7_fod_data, hw);
unsigned long fod_rate;
pr_debug("%s - %s: requested rate: %lu, parent_rate: %lu\n",
- __func__, clk_hw_get_name(hw), rate, *parent_rate);
+ __func__, clk_hw_get_name(hw), req->rate, req->best_parent_rate);
- vc7_calc_fod_divider(rate, *parent_rate,
+ vc7_calc_fod_divider(req->rate, req->best_parent_rate,
&fod->fod_1st_int, &fod->fod_2nd_int, &fod->fod_frac);
- fod_rate = vc7_calc_fod_2nd_stage_rate(*parent_rate, fod->fod_1st_int,
+ fod_rate = vc7_calc_fod_2nd_stage_rate(req->best_parent_rate, fod->fod_1st_int,
fod->fod_2nd_int, fod->fod_frac);
pr_debug("%s - %s: fod_1st_int: %u, fod_2nd_int: %u, fod_frac: %llu\n",
@@ -918,7 +919,9 @@ static long vc7_fod_round_rate(struct clk_hw *hw, unsigned long rate, unsigned l
fod->fod_1st_int, fod->fod_2nd_int, fod->fod_frac);
pr_debug("%s - %s rate: %lu\n", __func__, clk_hw_get_name(hw), fod_rate);
- return fod_rate;
+ req->rate = fod_rate;
+
+ return 0;
}
static int vc7_fod_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate)
@@ -952,7 +955,7 @@ static int vc7_fod_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long
static const struct clk_ops vc7_fod_ops = {
.recalc_rate = vc7_fod_recalc_rate,
- .round_rate = vc7_fod_round_rate,
+ .determine_rate = vc7_fod_determine_rate,
.set_rate = vc7_fod_set_rate,
};
@@ -978,21 +981,24 @@ static unsigned long vc7_iod_recalc_rate(struct clk_hw *hw, unsigned long parent
return iod_rate;
}
-static long vc7_iod_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *parent_rate)
+static int vc7_iod_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vc7_iod_data *iod = container_of(hw, struct vc7_iod_data, hw);
unsigned long iod_rate;
pr_debug("%s - %s: requested rate: %lu, parent_rate: %lu\n",
- __func__, clk_hw_get_name(hw), rate, *parent_rate);
+ __func__, clk_hw_get_name(hw), req->rate, req->best_parent_rate);
- vc7_calc_iod_divider(rate, *parent_rate, &iod->iod_int);
- iod_rate = div64_u64(*parent_rate, iod->iod_int);
+ vc7_calc_iod_divider(req->rate, req->best_parent_rate, &iod->iod_int);
+ iod_rate = div64_u64(req->best_parent_rate, iod->iod_int);
pr_debug("%s - %s: iod_int: %u\n", __func__, clk_hw_get_name(hw), iod->iod_int);
pr_debug("%s - %s rate: %ld\n", __func__, clk_hw_get_name(hw), iod_rate);
- return iod_rate;
+ req->rate = iod_rate;
+
+ return 0;
}
static int vc7_iod_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate)
@@ -1023,7 +1029,7 @@ static int vc7_iod_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long
static const struct clk_ops vc7_iod_ops = {
.recalc_rate = vc7_iod_recalc_rate,
- .round_rate = vc7_iod_round_rate,
+ .determine_rate = vc7_iod_determine_rate,
.set_rate = vc7_iod_set_rate,
};
diff --git a/drivers/clk/clk-vt8500.c b/drivers/clk/clk-vt8500.c
index 2a74a713ad59..eae5b3fbfb82 100644
--- a/drivers/clk/clk-vt8500.c
+++ b/drivers/clk/clk-vt8500.c
@@ -128,30 +128,31 @@ static unsigned long vt8500_dclk_recalc_rate(struct clk_hw *hw,
return parent_rate / div;
}
-static long vt8500_dclk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int vt8500_dclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_device *cdev = to_clk_device(hw);
u32 divisor;
- if (rate == 0)
+ if (req->rate == 0)
return 0;
- divisor = *prate / rate;
+ divisor = req->best_parent_rate / req->rate;
/* If prate / rate would be decimal, incr the divisor */
- if (rate * divisor < *prate)
+ if (req->rate * divisor < req->best_parent_rate)
divisor++;
/*
* If this is a request for SDMMC we have to adjust the divisor
* when >31 to use the fixed predivisor
*/
- if ((cdev->div_mask == 0x3F) && (divisor > 31)) {
+ if ((cdev->div_mask == 0x3F) && (divisor > 31))
divisor = 64 * ((divisor / 64) + 1);
- }
- return *prate / divisor;
+ req->rate = req->best_parent_rate / divisor;
+
+ return 0;
}
static int vt8500_dclk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -202,7 +203,7 @@ static const struct clk_ops vt8500_gated_clk_ops = {
};
static const struct clk_ops vt8500_divisor_clk_ops = {
- .round_rate = vt8500_dclk_round_rate,
+ .determine_rate = vt8500_dclk_determine_rate,
.set_rate = vt8500_dclk_set_rate,
.recalc_rate = vt8500_dclk_recalc_rate,
};
@@ -211,7 +212,7 @@ static const struct clk_ops vt8500_gated_divisor_clk_ops = {
.enable = vt8500_dclk_enable,
.disable = vt8500_dclk_disable,
.is_enabled = vt8500_dclk_is_enabled,
- .round_rate = vt8500_dclk_round_rate,
+ .determine_rate = vt8500_dclk_determine_rate,
.set_rate = vt8500_dclk_set_rate,
.recalc_rate = vt8500_dclk_recalc_rate,
};
@@ -594,8 +595,8 @@ static int vtwm_pll_set_rate(struct clk_hw *hw, unsigned long rate,
return 0;
}
-static long vtwm_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int vtwm_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_pll *pll = to_clk_pll(hw);
u32 filter, mul, div1, div2;
@@ -604,33 +605,43 @@ static long vtwm_pll_round_rate(struct clk_hw *hw, unsigned long rate,
switch (pll->type) {
case PLL_TYPE_VT8500:
- ret = vt8500_find_pll_bits(rate, *prate, &mul, &div1);
+ ret = vt8500_find_pll_bits(req->rate, req->best_parent_rate,
+ &mul, &div1);
if (!ret)
- round_rate = VT8500_BITS_TO_FREQ(*prate, mul, div1);
+ round_rate = VT8500_BITS_TO_FREQ(req->best_parent_rate,
+ mul, div1);
break;
case PLL_TYPE_WM8650:
- ret = wm8650_find_pll_bits(rate, *prate, &mul, &div1, &div2);
+ ret = wm8650_find_pll_bits(req->rate, req->best_parent_rate,
+ &mul, &div1, &div2);
if (!ret)
- round_rate = WM8650_BITS_TO_FREQ(*prate, mul, div1, div2);
+ round_rate = WM8650_BITS_TO_FREQ(req->best_parent_rate,
+ mul, div1, div2);
break;
case PLL_TYPE_WM8750:
- ret = wm8750_find_pll_bits(rate, *prate, &filter, &mul, &div1, &div2);
+ ret = wm8750_find_pll_bits(req->rate, req->best_parent_rate,
+ &filter, &mul, &div1, &div2);
if (!ret)
- round_rate = WM8750_BITS_TO_FREQ(*prate, mul, div1, div2);
+ round_rate = WM8750_BITS_TO_FREQ(req->best_parent_rate,
+ mul, div1, div2);
break;
case PLL_TYPE_WM8850:
- ret = wm8850_find_pll_bits(rate, *prate, &mul, &div1, &div2);
+ ret = wm8850_find_pll_bits(req->rate, req->best_parent_rate,
+ &mul, &div1, &div2);
if (!ret)
- round_rate = WM8850_BITS_TO_FREQ(*prate, mul, div1, div2);
+ round_rate = WM8850_BITS_TO_FREQ(req->best_parent_rate,
+ mul, div1, div2);
break;
default:
- ret = -EINVAL;
+ return -EINVAL;
}
if (ret)
- return ret;
+ req->rate = ret;
+ else
+ req->rate = round_rate;
- return round_rate;
+ return 0;
}
static unsigned long vtwm_pll_recalc_rate(struct clk_hw *hw,
@@ -665,7 +676,7 @@ static unsigned long vtwm_pll_recalc_rate(struct clk_hw *hw,
}
static const struct clk_ops vtwm_pll_ops = {
- .round_rate = vtwm_pll_round_rate,
+ .determine_rate = vtwm_pll_determine_rate,
.set_rate = vtwm_pll_set_rate,
.recalc_rate = vtwm_pll_recalc_rate,
};
diff --git a/drivers/clk/clk-wm831x.c b/drivers/clk/clk-wm831x.c
index 34e9d4d541e2..263e927138c2 100644
--- a/drivers/clk/clk-wm831x.c
+++ b/drivers/clk/clk-wm831x.c
@@ -133,18 +133,20 @@ static unsigned long wm831x_fll_recalc_rate(struct clk_hw *hw,
return 0;
}
-static long wm831x_fll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *unused)
+static int wm831x_fll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int best = 0;
int i;
for (i = 0; i < ARRAY_SIZE(wm831x_fll_auto_rates); i++)
- if (abs(wm831x_fll_auto_rates[i] - rate) <
- abs(wm831x_fll_auto_rates[best] - rate))
+ if (abs(wm831x_fll_auto_rates[i] - req->rate) <
+ abs(wm831x_fll_auto_rates[best] - req->rate))
best = i;
- return wm831x_fll_auto_rates[best];
+ req->rate = wm831x_fll_auto_rates[best];
+
+ return 0;
}
static int wm831x_fll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -214,7 +216,7 @@ static const struct clk_ops wm831x_fll_ops = {
.is_prepared = wm831x_fll_is_prepared,
.prepare = wm831x_fll_prepare,
.unprepare = wm831x_fll_unprepare,
- .round_rate = wm831x_fll_round_rate,
+ .determine_rate = wm831x_fll_determine_rate,
.recalc_rate = wm831x_fll_recalc_rate,
.set_rate = wm831x_fll_set_rate,
.get_parent = wm831x_fll_get_parent,
diff --git a/drivers/clk/clk-xgene.c b/drivers/clk/clk-xgene.c
index 96946a8e2854..92e39f3237c2 100644
--- a/drivers/clk/clk-xgene.c
+++ b/drivers/clk/clk-xgene.c
@@ -271,23 +271,28 @@ static unsigned long xgene_clk_pmd_recalc_rate(struct clk_hw *hw,
return ret;
}
-static long xgene_clk_pmd_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int xgene_clk_pmd_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct xgene_clk_pmd *fd = to_xgene_clk_pmd(hw);
u64 ret, scale;
- if (!rate || rate >= *parent_rate)
- return *parent_rate;
+ if (!req->rate || req->rate >= req->best_parent_rate) {
+ req->rate = req->best_parent_rate;
+
+ return 0;
+ }
/* freq = parent_rate * scaler / denom */
- ret = rate * fd->denom;
- scale = DIV_ROUND_UP_ULL(ret, *parent_rate);
+ ret = req->rate * fd->denom;
+ scale = DIV_ROUND_UP_ULL(ret, req->best_parent_rate);
- ret = (u64)*parent_rate * scale;
+ ret = (u64)req->best_parent_rate * scale;
do_div(ret, fd->denom);
- return ret;
+ req->rate = ret;
+
+ return 0;
}
static int xgene_clk_pmd_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -333,7 +338,7 @@ static int xgene_clk_pmd_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops xgene_clk_pmd_ops = {
.recalc_rate = xgene_clk_pmd_recalc_rate,
- .round_rate = xgene_clk_pmd_round_rate,
+ .determine_rate = xgene_clk_pmd_determine_rate,
.set_rate = xgene_clk_pmd_set_rate,
};
@@ -593,23 +598,25 @@ static int xgene_clk_set_rate(struct clk_hw *hw, unsigned long rate,
return parent_rate / divider_save;
}
-static long xgene_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int xgene_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct xgene_clk *pclk = to_xgene_clk(hw);
- unsigned long parent_rate = *prate;
+ unsigned long parent_rate = req->best_parent_rate;
u32 divider;
if (pclk->param.divider_reg) {
/* Let's compute the divider */
- if (rate > parent_rate)
- rate = parent_rate;
- divider = parent_rate / rate; /* Rounded down */
+ if (req->rate > parent_rate)
+ req->rate = parent_rate;
+ divider = parent_rate / req->rate; /* Rounded down */
} else {
divider = 1;
}
- return parent_rate / divider;
+ req->rate = parent_rate / divider;
+
+ return 0;
}
static const struct clk_ops xgene_clk_ops = {
@@ -618,7 +625,7 @@ static const struct clk_ops xgene_clk_ops = {
.is_enabled = xgene_clk_is_enabled,
.recalc_rate = xgene_clk_recalc_rate,
.set_rate = xgene_clk_set_rate,
- .round_rate = xgene_clk_round_rate,
+ .determine_rate = xgene_clk_determine_rate,
};
static struct clk *xgene_register_clk(struct device *dev,
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index b821b2cdb155..85d2f2481acf 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -6,21 +6,24 @@
* Standard functionality for the common clock API. See Documentation/driver-api/clk.rst
*/
+#include <linux/clk/clk-conf.h>
+#include <linux/clkdev.h>
#include <linux/clk.h>
#include <linux/clk-provider.h>
-#include <linux/clk/clk-conf.h>
-#include <linux/module.h>
-#include <linux/mutex.h>
-#include <linux/spinlock.h>
+#include <linux/device.h>
#include <linux/err.h>
+#include <linux/hashtable.h>
+#include <linux/init.h>
#include <linux/list.h>
-#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
#include <linux/of.h>
-#include <linux/device.h>
-#include <linux/init.h>
#include <linux/pm_runtime.h>
#include <linux/sched.h>
-#include <linux/clkdev.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/string.h>
+#include <linux/stringhash.h>
#include "clk.h"
@@ -33,6 +36,9 @@ static struct task_struct *enable_owner;
static int prepare_refcnt;
static int enable_refcnt;
+#define CLK_HASH_BITS 9
+static DEFINE_HASHTABLE(clk_hashtable, CLK_HASH_BITS);
+
static HLIST_HEAD(clk_root_list);
static HLIST_HEAD(clk_orphan_list);
static LIST_HEAD(clk_notifier_list);
@@ -87,6 +93,7 @@ struct clk_core {
struct clk_duty duty;
struct hlist_head children;
struct hlist_node child_node;
+ struct hlist_node hashtable_node;
struct hlist_head clks;
unsigned int notifier_count;
#ifdef CONFIG_DEBUG_FS
@@ -395,45 +402,20 @@ struct clk_hw *clk_hw_get_parent(const struct clk_hw *hw)
}
EXPORT_SYMBOL_GPL(clk_hw_get_parent);
-static struct clk_core *__clk_lookup_subtree(const char *name,
- struct clk_core *core)
-{
- struct clk_core *child;
- struct clk_core *ret;
-
- if (!strcmp(core->name, name))
- return core;
-
- hlist_for_each_entry(child, &core->children, child_node) {
- ret = __clk_lookup_subtree(name, child);
- if (ret)
- return ret;
- }
-
- return NULL;
-}
-
static struct clk_core *clk_core_lookup(const char *name)
{
- struct clk_core *root_clk;
- struct clk_core *ret;
+ struct clk_core *core;
+ u32 hash;
if (!name)
return NULL;
- /* search the 'proper' clk tree first */
- hlist_for_each_entry(root_clk, &clk_root_list, child_node) {
- ret = __clk_lookup_subtree(name, root_clk);
- if (ret)
- return ret;
- }
+ hash = full_name_hash(NULL, name, strlen(name));
- /* if not found, then search the orphan tree */
- hlist_for_each_entry(root_clk, &clk_orphan_list, child_node) {
- ret = __clk_lookup_subtree(name, root_clk);
- if (ret)
- return ret;
- }
+ /* search the hashtable */
+ hash_for_each_possible(clk_hashtable, core, hashtable_node, hash)
+ if (!strcmp(core->name, name))
+ return core;
return NULL;
}
@@ -4013,6 +3995,8 @@ static int __clk_core_init(struct clk_core *core)
hlist_add_head(&core->child_node, &clk_orphan_list);
core->orphan = true;
}
+ hash_add(clk_hashtable, &core->hashtable_node,
+ full_name_hash(NULL, core->name, strlen(core->name)));
/*
* Set clk's accuracy. The preferred method is to use
@@ -4089,6 +4073,7 @@ out:
clk_pm_runtime_put(core);
unlock:
if (ret) {
+ hash_del(&core->hashtable_node);
hlist_del_init(&core->child_node);
core->hw->core = NULL;
}
@@ -4610,6 +4595,7 @@ void clk_unregister(struct clk *clk)
clk_core_evict_parent_cache(clk->core);
+ hash_del(&clk->core->hashtable_node);
hlist_del_init(&clk->core->child_node);
if (clk->core->prepare_count)
diff --git a/drivers/clk/davinci/psc-da850.c b/drivers/clk/davinci/psc-da850.c
index 5a18bca464cd..94081ab1e688 100644
--- a/drivers/clk/davinci/psc-da850.c
+++ b/drivers/clk/davinci/psc-da850.c
@@ -6,7 +6,6 @@
*/
#include <linux/clk-provider.h>
-#include <linux/reset-controller.h>
#include <linux/clk.h>
#include <linux/clkdev.h>
#include <linux/init.h>
@@ -66,14 +65,8 @@ LPSC_CLKDEV3(ecap_clkdev, "fck", "ecap.0",
"fck", "ecap.1",
"fck", "ecap.2");
-static struct reset_control_lookup da850_psc0_reset_lookup_table[] = {
- RESET_LOOKUP("da850-psc0", 15, "davinci-rproc.0", NULL),
-};
-
static int da850_psc0_init(struct device *dev, void __iomem *base)
{
- reset_controller_add_lookup(da850_psc0_reset_lookup_table,
- ARRAY_SIZE(da850_psc0_reset_lookup_table));
return davinci_psc_register_clocks(dev, da850_psc0_info, 16, base);
}
diff --git a/drivers/clk/hisilicon/clk-hi3660-stub.c b/drivers/clk/hisilicon/clk-hi3660-stub.c
index 3a653d54bee0..7c8b00ee6019 100644
--- a/drivers/clk/hisilicon/clk-hi3660-stub.c
+++ b/drivers/clk/hisilicon/clk-hi3660-stub.c
@@ -34,7 +34,7 @@
.num_parents = 0, \
.flags = CLK_GET_RATE_NOCACHE, \
}, \
- },
+ }
#define to_stub_clk(_hw) container_of(_hw, struct hi3660_stub_clk, hw)
@@ -67,14 +67,14 @@ static unsigned long hi3660_stub_clk_recalc_rate(struct clk_hw *hw,
return stub_clk->rate;
}
-static long hi3660_stub_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int hi3660_stub_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
/*
* LPM3 handles rate rounding so just return whatever
* rate is requested.
*/
- return rate;
+ return 0;
}
static int hi3660_stub_clk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -97,15 +97,15 @@ static int hi3660_stub_clk_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops hi3660_stub_clk_ops = {
.recalc_rate = hi3660_stub_clk_recalc_rate,
- .round_rate = hi3660_stub_clk_round_rate,
+ .determine_rate = hi3660_stub_clk_determine_rate,
.set_rate = hi3660_stub_clk_set_rate,
};
static struct hi3660_stub_clk hi3660_stub_clks[HI3660_CLK_STUB_NUM] = {
- DEFINE_CLK_STUB(HI3660_CLK_STUB_CLUSTER0, 0x0001030A, "cpu-cluster.0")
- DEFINE_CLK_STUB(HI3660_CLK_STUB_CLUSTER1, 0x0002030A, "cpu-cluster.1")
- DEFINE_CLK_STUB(HI3660_CLK_STUB_GPU, 0x0003030A, "clk-g3d")
- DEFINE_CLK_STUB(HI3660_CLK_STUB_DDR, 0x00040309, "clk-ddrc")
+ DEFINE_CLK_STUB(HI3660_CLK_STUB_CLUSTER0, 0x0001030A, "cpu-cluster.0"),
+ DEFINE_CLK_STUB(HI3660_CLK_STUB_CLUSTER1, 0x0002030A, "cpu-cluster.1"),
+ DEFINE_CLK_STUB(HI3660_CLK_STUB_GPU, 0x0003030A, "clk-g3d"),
+ DEFINE_CLK_STUB(HI3660_CLK_STUB_DDR, 0x00040309, "clk-ddrc"),
};
static struct clk_hw *hi3660_stub_clk_hw_get(struct of_phandle_args *clkspec,
diff --git a/drivers/clk/hisilicon/clk-hi6220-stub.c b/drivers/clk/hisilicon/clk-hi6220-stub.c
index a8319795ed1c..bf99cfafafa0 100644
--- a/drivers/clk/hisilicon/clk-hi6220-stub.c
+++ b/drivers/clk/hisilicon/clk-hi6220-stub.c
@@ -161,11 +161,11 @@ static int hi6220_stub_clk_set_rate(struct clk_hw *hw, unsigned long rate,
return ret;
}
-static long hi6220_stub_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int hi6220_stub_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct hi6220_stub_clk *stub_clk = to_stub_clk(hw);
- unsigned long new_rate = rate / 1000; /* kHz */
+ unsigned long new_rate = req->rate / 1000; /* kHz */
switch (stub_clk->id) {
case HI6220_STUB_ACPU0:
@@ -181,12 +181,14 @@ static long hi6220_stub_clk_round_rate(struct clk_hw *hw, unsigned long rate,
break;
}
- return new_rate;
+ req->rate = new_rate;
+
+ return 0;
}
static const struct clk_ops hi6220_stub_clk_ops = {
.recalc_rate = hi6220_stub_clk_recalc_rate,
- .round_rate = hi6220_stub_clk_round_rate,
+ .determine_rate = hi6220_stub_clk_determine_rate,
.set_rate = hi6220_stub_clk_set_rate,
};
diff --git a/drivers/clk/hisilicon/clkdivider-hi6220.c b/drivers/clk/hisilicon/clkdivider-hi6220.c
index 5348bafe694f..6bae18a84cb6 100644
--- a/drivers/clk/hisilicon/clkdivider-hi6220.c
+++ b/drivers/clk/hisilicon/clkdivider-hi6220.c
@@ -55,13 +55,15 @@ static unsigned long hi6220_clkdiv_recalc_rate(struct clk_hw *hw,
CLK_DIVIDER_ROUND_CLOSEST, dclk->width);
}
-static long hi6220_clkdiv_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int hi6220_clkdiv_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct hi6220_clk_divider *dclk = to_hi6220_clk_divider(hw);
- return divider_round_rate(hw, rate, prate, dclk->table,
- dclk->width, CLK_DIVIDER_ROUND_CLOSEST);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate, dclk->table,
+ dclk->width, CLK_DIVIDER_ROUND_CLOSEST);
+
+ return 0;
}
static int hi6220_clkdiv_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -93,7 +95,7 @@ static int hi6220_clkdiv_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops hi6220_clkdiv_ops = {
.recalc_rate = hi6220_clkdiv_recalc_rate,
- .round_rate = hi6220_clkdiv_round_rate,
+ .determine_rate = hi6220_clkdiv_determine_rate,
.set_rate = hi6220_clkdiv_set_rate,
};
diff --git a/drivers/clk/imx/Kconfig b/drivers/clk/imx/Kconfig
index 6ff6d934848a..b292e7ca5c24 100644
--- a/drivers/clk/imx/Kconfig
+++ b/drivers/clk/imx/Kconfig
@@ -105,6 +105,7 @@ config CLK_IMX8ULP
tristate "IMX8ULP CCM Clock Driver"
depends on ARCH_MXC || COMPILE_TEST
select MXC_CLK
+ select AUXILIARY_BUS
help
Build the driver for i.MX8ULP CCM Clock Driver
diff --git a/drivers/clk/imx/Makefile b/drivers/clk/imx/Makefile
index 03f2b2a1ab63..208b46873a18 100644
--- a/drivers/clk/imx/Makefile
+++ b/drivers/clk/imx/Makefile
@@ -41,6 +41,7 @@ clk-imx-lpcg-scu-$(CONFIG_CLK_IMX8QXP) += clk-lpcg-scu.o clk-imx8qxp-lpcg.o
clk-imx-acm-$(CONFIG_CLK_IMX8QXP) = clk-imx8-acm.o
obj-$(CONFIG_CLK_IMX8ULP) += clk-imx8ulp.o
+obj-$(CONFIG_CLK_IMX8ULP) += clk-imx8ulp-sim-lpav.o
obj-$(CONFIG_CLK_IMX1) += clk-imx1.o
obj-$(CONFIG_CLK_IMX25) += clk-imx25.o
diff --git a/drivers/clk/imx/clk-composite-7ulp.c b/drivers/clk/imx/clk-composite-7ulp.c
index 8ed2e0ad2769..37d2fc197be6 100644
--- a/drivers/clk/imx/clk-composite-7ulp.c
+++ b/drivers/clk/imx/clk-composite-7ulp.c
@@ -7,6 +7,7 @@
#include <linux/bits.h>
#include <linux/clk-provider.h>
+#include <linux/delay.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/slab.h>
@@ -36,6 +37,9 @@ static int pcc_gate_enable(struct clk_hw *hw)
if (ret)
return ret;
+ /* Make sure the IP's clock is ready before release reset */
+ udelay(1);
+
spin_lock_irqsave(gate->lock, flags);
/*
* release the sw reset for peripherals associated with
@@ -47,6 +51,15 @@ static int pcc_gate_enable(struct clk_hw *hw)
spin_unlock_irqrestore(gate->lock, flags);
+ /*
+ * Read back the register to make sure the previous write has been
+ * done in the target HW register. For IP like GPU, after deassert
+ * the reset, need to wait for a while to make sure the sync reset
+ * is done
+ */
+ readl(gate->reg);
+ udelay(1);
+
return 0;
}
diff --git a/drivers/clk/imx/clk-imx8mp-audiomix.c b/drivers/clk/imx/clk-imx8mp-audiomix.c
index 775f62dddb11..131702f2c9ec 100644
--- a/drivers/clk/imx/clk-imx8mp-audiomix.c
+++ b/drivers/clk/imx/clk-imx8mp-audiomix.c
@@ -230,50 +230,19 @@ struct clk_imx8mp_audiomix_priv {
#if IS_ENABLED(CONFIG_RESET_CONTROLLER)
-static void clk_imx8mp_audiomix_reset_unregister_adev(void *_adev)
-{
- struct auxiliary_device *adev = _adev;
-
- auxiliary_device_delete(adev);
- auxiliary_device_uninit(adev);
-}
-
-static void clk_imx8mp_audiomix_reset_adev_release(struct device *dev)
-{
- struct auxiliary_device *adev = to_auxiliary_dev(dev);
-
- kfree(adev);
-}
-
static int clk_imx8mp_audiomix_reset_controller_register(struct device *dev,
struct clk_imx8mp_audiomix_priv *priv)
{
- struct auxiliary_device *adev __free(kfree) = NULL;
- int ret;
+ struct auxiliary_device *adev;
if (!of_property_present(dev->of_node, "#reset-cells"))
return 0;
- adev = kzalloc(sizeof(*adev), GFP_KERNEL);
+ adev = devm_auxiliary_device_create(dev, "reset", NULL);
if (!adev)
- return -ENOMEM;
-
- adev->name = "reset";
- adev->dev.parent = dev;
- adev->dev.release = clk_imx8mp_audiomix_reset_adev_release;
-
- ret = auxiliary_device_init(adev);
- if (ret)
- return ret;
+ return -ENODEV;
- ret = auxiliary_device_add(adev);
- if (ret) {
- auxiliary_device_uninit(adev);
- return ret;
- }
-
- return devm_add_action_or_reset(dev, clk_imx8mp_audiomix_reset_unregister_adev,
- no_free_ptr(adev));
+ return 0;
}
#else /* !CONFIG_RESET_CONTROLLER */
diff --git a/drivers/clk/imx/clk-imx8ulp-sim-lpav.c b/drivers/clk/imx/clk-imx8ulp-sim-lpav.c
new file mode 100644
index 000000000000..990c95b89b75
--- /dev/null
+++ b/drivers/clk/imx/clk-imx8ulp-sim-lpav.c
@@ -0,0 +1,156 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2025 NXP
+ */
+
+#include <dt-bindings/clock/imx8ulp-clock.h>
+
+#include <linux/auxiliary_bus.h>
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+
+#define SYSCTRL0 0x8
+
+#define IMX8ULP_HIFI_CLK_GATE(gname, cname, pname, bidx) \
+ { \
+ .name = gname "_cg", \
+ .id = IMX8ULP_CLK_SIM_LPAV_HIFI_##cname, \
+ .parent = { .fw_name = pname }, \
+ .bit = bidx, \
+ }
+
+struct clk_imx8ulp_sim_lpav_data {
+ spinlock_t lock; /* shared by MUX, clock gate and reset */
+ unsigned long flags; /* for spinlock usage */
+ struct clk_hw_onecell_data clk_data; /* keep last */
+};
+
+struct clk_imx8ulp_sim_lpav_gate {
+ const char *name;
+ int id;
+ const struct clk_parent_data parent;
+ u8 bit;
+};
+
+static struct clk_imx8ulp_sim_lpav_gate gates[] = {
+ IMX8ULP_HIFI_CLK_GATE("hifi_core", CORE, "core", 17),
+ IMX8ULP_HIFI_CLK_GATE("hifi_pbclk", PBCLK, "bus", 18),
+ IMX8ULP_HIFI_CLK_GATE("hifi_plat", PLAT, "plat", 19)
+};
+
+static void clk_imx8ulp_sim_lpav_lock(void *arg) __acquires(&data->lock)
+{
+ struct clk_imx8ulp_sim_lpav_data *data = dev_get_drvdata(arg);
+
+ spin_lock_irqsave(&data->lock, data->flags);
+}
+
+static void clk_imx8ulp_sim_lpav_unlock(void *arg) __releases(&data->lock)
+{
+ struct clk_imx8ulp_sim_lpav_data *data = dev_get_drvdata(arg);
+
+ spin_unlock_irqrestore(&data->lock, data->flags);
+}
+
+static int clk_imx8ulp_sim_lpav_probe(struct platform_device *pdev)
+{
+ const struct regmap_config regmap_config = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+ .lock = clk_imx8ulp_sim_lpav_lock,
+ .unlock = clk_imx8ulp_sim_lpav_unlock,
+ .lock_arg = &pdev->dev,
+ };
+ struct clk_imx8ulp_sim_lpav_data *data;
+ struct auxiliary_device *adev;
+ struct regmap *regmap;
+ void __iomem *base;
+ struct clk_hw *hw;
+ int i, ret;
+
+ data = devm_kzalloc(&pdev->dev,
+ struct_size(data, clk_data.hws, ARRAY_SIZE(gates)),
+ GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ dev_set_drvdata(&pdev->dev, data);
+
+ /*
+ * this lock is used directly by the clock gate and indirectly
+ * by the reset and mux controller via the regmap API
+ */
+ spin_lock_init(&data->lock);
+
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base))
+ return dev_err_probe(&pdev->dev, PTR_ERR(base),
+ "failed to ioremap base\n");
+ /*
+ * although the clock gate doesn't use the regmap API to modify the
+ * registers, we still need the regmap because of the reset auxiliary
+ * driver and the MUX drivers, which use the parent device's regmap
+ */
+ regmap = devm_regmap_init_mmio(&pdev->dev, base, &regmap_config);
+ if (IS_ERR(regmap))
+ return dev_err_probe(&pdev->dev, PTR_ERR(regmap),
+ "failed to initialize regmap\n");
+
+ data->clk_data.num = ARRAY_SIZE(gates);
+
+ for (i = 0; i < ARRAY_SIZE(gates); i++) {
+ hw = devm_clk_hw_register_gate_parent_data(&pdev->dev,
+ gates[i].name,
+ &gates[i].parent,
+ CLK_SET_RATE_PARENT,
+ base + SYSCTRL0,
+ gates[i].bit,
+ 0x0, &data->lock);
+ if (IS_ERR(hw))
+ return dev_err_probe(&pdev->dev, PTR_ERR(hw),
+ "failed to register %s gate\n",
+ gates[i].name);
+
+ data->clk_data.hws[i] = hw;
+ }
+
+ adev = devm_auxiliary_device_create(&pdev->dev, "reset", NULL);
+ if (!adev)
+ return dev_err_probe(&pdev->dev, -ENODEV,
+ "failed to register aux reset\n");
+
+ ret = devm_of_clk_add_hw_provider(&pdev->dev,
+ of_clk_hw_onecell_get,
+ &data->clk_data);
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret,
+ "failed to register clk hw provider\n");
+
+ /* used to probe MUX child device */
+ return devm_of_platform_populate(&pdev->dev);
+}
+
+static const struct of_device_id clk_imx8ulp_sim_lpav_of_match[] = {
+ { .compatible = "fsl,imx8ulp-sim-lpav" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, clk_imx8ulp_sim_lpav_of_match);
+
+static struct platform_driver clk_imx8ulp_sim_lpav_driver = {
+ .probe = clk_imx8ulp_sim_lpav_probe,
+ .driver = {
+ .name = "clk-imx8ulp-sim-lpav",
+ .of_match_table = clk_imx8ulp_sim_lpav_of_match,
+ },
+};
+module_platform_driver(clk_imx8ulp_sim_lpav_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("i.MX8ULP LPAV System Integration Module (SIM) clock driver");
+MODULE_AUTHOR("Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>");
diff --git a/drivers/clk/imx/clk-imx95-blk-ctl.c b/drivers/clk/imx/clk-imx95-blk-ctl.c
index 7e88877a6245..56bed4471995 100644
--- a/drivers/clk/imx/clk-imx95-blk-ctl.c
+++ b/drivers/clk/imx/clk-imx95-blk-ctl.c
@@ -36,6 +36,7 @@ struct imx95_blk_ctl {
void __iomem *base;
/* clock gate register */
u32 clk_reg_restore;
+ const struct imx95_blk_ctl_dev_data *pdata;
};
struct imx95_blk_ctl_clk_dev_data {
@@ -349,7 +350,6 @@ static const struct imx95_blk_ctl_dev_data imx94_dispmix_csr_dev_data = {
static int imx95_bc_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- const struct imx95_blk_ctl_dev_data *bc_data;
struct imx95_blk_ctl *bc;
struct clk_hw_onecell_data *clk_hw_data;
struct clk_hw **hws;
@@ -379,25 +379,25 @@ static int imx95_bc_probe(struct platform_device *pdev)
return ret;
}
- bc_data = of_device_get_match_data(dev);
- if (!bc_data)
+ bc->pdata = of_device_get_match_data(dev);
+ if (!bc->pdata)
return devm_of_platform_populate(dev);
- clk_hw_data = devm_kzalloc(dev, struct_size(clk_hw_data, hws, bc_data->num_clks),
+ clk_hw_data = devm_kzalloc(dev, struct_size(clk_hw_data, hws, bc->pdata->num_clks),
GFP_KERNEL);
if (!clk_hw_data)
return -ENOMEM;
- if (bc_data->rpm_enabled) {
+ if (bc->pdata->rpm_enabled) {
devm_pm_runtime_enable(&pdev->dev);
pm_runtime_resume_and_get(&pdev->dev);
}
- clk_hw_data->num = bc_data->num_clks;
+ clk_hw_data->num = bc->pdata->num_clks;
hws = clk_hw_data->hws;
- for (i = 0; i < bc_data->num_clks; i++) {
- const struct imx95_blk_ctl_clk_dev_data *data = &bc_data->clk_dev_data[i];
+ for (i = 0; i < bc->pdata->num_clks; i++) {
+ const struct imx95_blk_ctl_clk_dev_data *data = &bc->pdata->clk_dev_data[i];
void __iomem *reg = base + data->reg;
if (data->type == CLK_MUX) {
@@ -439,7 +439,7 @@ static int imx95_bc_probe(struct platform_device *pdev)
return 0;
cleanup:
- for (i = 0; i < bc_data->num_clks; i++) {
+ for (i = 0; i < bc->pdata->num_clks; i++) {
if (IS_ERR_OR_NULL(hws[i]))
continue;
clk_hw_unregister(hws[i]);
@@ -453,15 +453,24 @@ static int imx95_bc_runtime_suspend(struct device *dev)
{
struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
+ bc->clk_reg_restore = readl(bc->base + bc->pdata->clk_reg_offset);
clk_disable_unprepare(bc->clk_apb);
+
return 0;
}
static int imx95_bc_runtime_resume(struct device *dev)
{
struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
+ int ret;
- return clk_prepare_enable(bc->clk_apb);
+ ret = clk_prepare_enable(bc->clk_apb);
+ if (ret)
+ return ret;
+
+ writel(bc->clk_reg_restore, bc->base + bc->pdata->clk_reg_offset);
+
+ return 0;
}
#endif
@@ -469,22 +478,12 @@ static int imx95_bc_runtime_resume(struct device *dev)
static int imx95_bc_suspend(struct device *dev)
{
struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
- const struct imx95_blk_ctl_dev_data *bc_data;
- int ret;
- bc_data = of_device_get_match_data(dev);
- if (!bc_data)
+ if (pm_runtime_suspended(dev))
return 0;
- if (bc_data->rpm_enabled) {
- ret = pm_runtime_get_sync(bc->dev);
- if (ret < 0) {
- pm_runtime_put_noidle(bc->dev);
- return ret;
- }
- }
-
- bc->clk_reg_restore = readl(bc->base + bc_data->clk_reg_offset);
+ bc->clk_reg_restore = readl(bc->base + bc->pdata->clk_reg_offset);
+ clk_disable_unprepare(bc->clk_apb);
return 0;
}
@@ -492,16 +491,16 @@ static int imx95_bc_suspend(struct device *dev)
static int imx95_bc_resume(struct device *dev)
{
struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
- const struct imx95_blk_ctl_dev_data *bc_data;
+ int ret;
- bc_data = of_device_get_match_data(dev);
- if (!bc_data)
+ if (pm_runtime_suspended(dev))
return 0;
- writel(bc->clk_reg_restore, bc->base + bc_data->clk_reg_offset);
+ ret = clk_prepare_enable(bc->clk_apb);
+ if (ret)
+ return ret;
- if (bc_data->rpm_enabled)
- pm_runtime_put(bc->dev);
+ writel(bc->clk_reg_restore, bc->base + bc->pdata->clk_reg_offset);
return 0;
}
diff --git a/drivers/clk/imx/clk-vf610.c b/drivers/clk/imx/clk-vf610.c
index 9e11f1c7c397..41eb38552a9c 100644
--- a/drivers/clk/imx/clk-vf610.c
+++ b/drivers/clk/imx/clk-vf610.c
@@ -139,7 +139,7 @@ static struct clk * __init vf610_get_fixed_clock(
return clk;
};
-static int vf610_clk_suspend(void)
+static int vf610_clk_suspend(void *data)
{
int i;
@@ -156,7 +156,7 @@ static int vf610_clk_suspend(void)
return 0;
}
-static void vf610_clk_resume(void)
+static void vf610_clk_resume(void *data)
{
int i;
@@ -171,11 +171,15 @@ static void vf610_clk_resume(void)
writel_relaxed(ccgr[i], CCM_CCGRx(i));
}
-static struct syscore_ops vf610_clk_syscore_ops = {
+static const struct syscore_ops vf610_clk_syscore_ops = {
.suspend = vf610_clk_suspend,
.resume = vf610_clk_resume,
};
+static struct syscore vf610_clk_syscore = {
+ .ops = &vf610_clk_syscore_ops,
+};
+
static void __init vf610_clocks_init(struct device_node *ccm_node)
{
struct device_node *np;
@@ -462,7 +466,7 @@ static void __init vf610_clocks_init(struct device_node *ccm_node)
for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
clk_prepare_enable(clk[clks_init_on[i]]);
- register_syscore_ops(&vf610_clk_syscore_ops);
+ register_syscore(&vf610_clk_syscore);
/* Add the clocks to provider list */
clk_data.clks = clk;
diff --git a/drivers/clk/ingenic/cgu.c b/drivers/clk/ingenic/cgu.c
index 0c9c8344ad11..91e7ac0cc334 100644
--- a/drivers/clk/ingenic/cgu.c
+++ b/drivers/clk/ingenic/cgu.c
@@ -174,14 +174,16 @@ ingenic_pll_calc(const struct ingenic_cgu_clk_info *clk_info,
n * od);
}
-static long
-ingenic_pll_round_rate(struct clk_hw *hw, unsigned long req_rate,
- unsigned long *prate)
+static int ingenic_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw);
const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk);
- return ingenic_pll_calc(clk_info, req_rate, *prate, NULL, NULL, NULL);
+ req->rate = ingenic_pll_calc(clk_info, req->rate, req->best_parent_rate,
+ NULL, NULL, NULL);
+
+ return 0;
}
static inline int ingenic_pll_check_stable(struct ingenic_cgu *cgu,
@@ -317,7 +319,7 @@ static int ingenic_pll_is_enabled(struct clk_hw *hw)
static const struct clk_ops ingenic_pll_ops = {
.recalc_rate = ingenic_pll_recalc_rate,
- .round_rate = ingenic_pll_round_rate,
+ .determine_rate = ingenic_pll_determine_rate,
.set_rate = ingenic_pll_set_rate,
.enable = ingenic_pll_enable,
diff --git a/drivers/clk/ingenic/jz4725b-cgu.c b/drivers/clk/ingenic/jz4725b-cgu.c
index 590e9c85cb25..94cee44c854f 100644
--- a/drivers/clk/ingenic/jz4725b-cgu.c
+++ b/drivers/clk/ingenic/jz4725b-cgu.c
@@ -268,6 +268,6 @@ static void __init jz4725b_cgu_init(struct device_node *np)
if (retval)
pr_err("%s: failed to register CGU Clocks\n", __func__);
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
CLK_OF_DECLARE_DRIVER(jz4725b_cgu, "ingenic,jz4725b-cgu", jz4725b_cgu_init);
diff --git a/drivers/clk/ingenic/jz4740-cgu.c b/drivers/clk/ingenic/jz4740-cgu.c
index 3e0a30574ebb..2def3aedc8dd 100644
--- a/drivers/clk/ingenic/jz4740-cgu.c
+++ b/drivers/clk/ingenic/jz4740-cgu.c
@@ -266,6 +266,6 @@ static void __init jz4740_cgu_init(struct device_node *np)
if (retval)
pr_err("%s: failed to register CGU Clocks\n", __func__);
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
CLK_OF_DECLARE_DRIVER(jz4740_cgu, "ingenic,jz4740-cgu", jz4740_cgu_init);
diff --git a/drivers/clk/ingenic/jz4755-cgu.c b/drivers/clk/ingenic/jz4755-cgu.c
index f2c2d848dab7..17cf5dcaece9 100644
--- a/drivers/clk/ingenic/jz4755-cgu.c
+++ b/drivers/clk/ingenic/jz4755-cgu.c
@@ -337,7 +337,7 @@ static void __init jz4755_cgu_init(struct device_node *np)
if (retval)
pr_err("%s: failed to register CGU Clocks\n", __func__);
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
/*
* CGU has some children devices, this is useful for probing children devices
diff --git a/drivers/clk/ingenic/jz4760-cgu.c b/drivers/clk/ingenic/jz4760-cgu.c
index e407f00bd594..372fe4b07992 100644
--- a/drivers/clk/ingenic/jz4760-cgu.c
+++ b/drivers/clk/ingenic/jz4760-cgu.c
@@ -436,7 +436,7 @@ static void __init jz4760_cgu_init(struct device_node *np)
if (retval)
pr_err("%s: failed to register CGU Clocks\n", __func__);
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
/* We only probe via devicetree, no need for a platform driver */
diff --git a/drivers/clk/ingenic/jz4770-cgu.c b/drivers/clk/ingenic/jz4770-cgu.c
index 6ae1740367f9..58f1d3bad677 100644
--- a/drivers/clk/ingenic/jz4770-cgu.c
+++ b/drivers/clk/ingenic/jz4770-cgu.c
@@ -456,7 +456,7 @@ static void __init jz4770_cgu_init(struct device_node *np)
if (retval)
pr_err("%s: failed to register CGU Clocks\n", __func__);
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
/* We only probe via devicetree, no need for a platform driver */
diff --git a/drivers/clk/ingenic/jz4780-cgu.c b/drivers/clk/ingenic/jz4780-cgu.c
index b1dadc0a5e75..1e88aef7ac0f 100644
--- a/drivers/clk/ingenic/jz4780-cgu.c
+++ b/drivers/clk/ingenic/jz4780-cgu.c
@@ -128,19 +128,19 @@ static unsigned long jz4780_otg_phy_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
-static long jz4780_otg_phy_round_rate(struct clk_hw *hw, unsigned long req_rate,
- unsigned long *parent_rate)
+static int jz4780_otg_phy_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- if (req_rate < 15600000)
- return 12000000;
-
- if (req_rate < 21600000)
- return 19200000;
+ if (req->rate < 15600000)
+ req->rate = 12000000;
+ else if (req->rate < 21600000)
+ req->rate = 19200000;
+ else if (req->rate < 36000000)
+ req->rate = 24000000;
+ else
+ req->rate = 48000000;
- if (req_rate < 36000000)
- return 24000000;
-
- return 48000000;
+ return 0;
}
static int jz4780_otg_phy_set_rate(struct clk_hw *hw, unsigned long req_rate,
@@ -212,7 +212,7 @@ static int jz4780_otg_phy_is_enabled(struct clk_hw *hw)
static const struct clk_ops jz4780_otg_phy_ops = {
.recalc_rate = jz4780_otg_phy_recalc_rate,
- .round_rate = jz4780_otg_phy_round_rate,
+ .determine_rate = jz4780_otg_phy_determine_rate,
.set_rate = jz4780_otg_phy_set_rate,
.enable = jz4780_otg_phy_enable,
@@ -803,6 +803,6 @@ static void __init jz4780_cgu_init(struct device_node *np)
return;
}
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
CLK_OF_DECLARE_DRIVER(jz4780_cgu, "ingenic,jz4780-cgu", jz4780_cgu_init);
diff --git a/drivers/clk/ingenic/pm.c b/drivers/clk/ingenic/pm.c
index 341752b640d2..206d5cf2872f 100644
--- a/drivers/clk/ingenic/pm.c
+++ b/drivers/clk/ingenic/pm.c
@@ -15,7 +15,7 @@
static void __iomem * __maybe_unused ingenic_cgu_base;
-static int __maybe_unused ingenic_cgu_pm_suspend(void)
+static int __maybe_unused ingenic_cgu_pm_suspend(void *data)
{
u32 val = readl(ingenic_cgu_base + CGU_REG_LCR);
@@ -24,22 +24,26 @@ static int __maybe_unused ingenic_cgu_pm_suspend(void)
return 0;
}
-static void __maybe_unused ingenic_cgu_pm_resume(void)
+static void __maybe_unused ingenic_cgu_pm_resume(void *data)
{
u32 val = readl(ingenic_cgu_base + CGU_REG_LCR);
writel(val & ~LCR_LOW_POWER_MODE, ingenic_cgu_base + CGU_REG_LCR);
}
-static struct syscore_ops __maybe_unused ingenic_cgu_pm_ops = {
+static const struct syscore_ops __maybe_unused ingenic_cgu_pm_ops = {
.suspend = ingenic_cgu_pm_suspend,
.resume = ingenic_cgu_pm_resume,
};
-void ingenic_cgu_register_syscore_ops(struct ingenic_cgu *cgu)
+static struct syscore __maybe_unused ingenic_cgu_pm = {
+ .ops = &ingenic_cgu_pm_ops,
+};
+
+void ingenic_cgu_register_syscore(struct ingenic_cgu *cgu)
{
if (IS_ENABLED(CONFIG_PM_SLEEP)) {
ingenic_cgu_base = cgu->base;
- register_syscore_ops(&ingenic_cgu_pm_ops);
+ register_syscore(&ingenic_cgu_pm);
}
}
diff --git a/drivers/clk/ingenic/pm.h b/drivers/clk/ingenic/pm.h
index fa7540407b6b..0dcb57dc64cb 100644
--- a/drivers/clk/ingenic/pm.h
+++ b/drivers/clk/ingenic/pm.h
@@ -7,6 +7,6 @@
struct ingenic_cgu;
-void ingenic_cgu_register_syscore_ops(struct ingenic_cgu *cgu);
+void ingenic_cgu_register_syscore(struct ingenic_cgu *cgu);
#endif /* DRIVERS_CLK_INGENIC_PM_H */
diff --git a/drivers/clk/ingenic/tcu.c b/drivers/clk/ingenic/tcu.c
index 7d04ef40b7cf..bc6a51da2072 100644
--- a/drivers/clk/ingenic/tcu.c
+++ b/drivers/clk/ingenic/tcu.c
@@ -455,7 +455,7 @@ err_free_tcu:
return ret;
}
-static int __maybe_unused tcu_pm_suspend(void)
+static int __maybe_unused tcu_pm_suspend(void *data)
{
struct ingenic_tcu *tcu = ingenic_tcu;
@@ -465,7 +465,7 @@ static int __maybe_unused tcu_pm_suspend(void)
return 0;
}
-static void __maybe_unused tcu_pm_resume(void)
+static void __maybe_unused tcu_pm_resume(void *data)
{
struct ingenic_tcu *tcu = ingenic_tcu;
@@ -473,11 +473,15 @@ static void __maybe_unused tcu_pm_resume(void)
clk_enable(tcu->clk);
}
-static struct syscore_ops __maybe_unused tcu_pm_ops = {
+static const struct syscore_ops __maybe_unused tcu_pm_ops = {
.suspend = tcu_pm_suspend,
.resume = tcu_pm_resume,
};
+static struct syscore __maybe_unused tcu_pm = {
+ .ops = &tcu_pm_ops,
+};
+
static void __init ingenic_tcu_init(struct device_node *np)
{
int ret = ingenic_tcu_probe(np);
@@ -486,7 +490,7 @@ static void __init ingenic_tcu_init(struct device_node *np)
pr_crit("Failed to initialize TCU clocks: %d\n", ret);
if (IS_ENABLED(CONFIG_PM_SLEEP))
- register_syscore_ops(&tcu_pm_ops);
+ register_syscore(&tcu_pm);
}
CLK_OF_DECLARE_DRIVER(jz4740_cgu, "ingenic,jz4740-tcu", ingenic_tcu_init);
diff --git a/drivers/clk/ingenic/x1000-cgu.c b/drivers/clk/ingenic/x1000-cgu.c
index feb03eed4fe8..d89bdfb7c219 100644
--- a/drivers/clk/ingenic/x1000-cgu.c
+++ b/drivers/clk/ingenic/x1000-cgu.c
@@ -84,16 +84,17 @@ static unsigned long x1000_otg_phy_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
-static long x1000_otg_phy_round_rate(struct clk_hw *hw, unsigned long req_rate,
- unsigned long *parent_rate)
+static int x1000_otg_phy_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- if (req_rate < 18000000)
- return 12000000;
-
- if (req_rate < 36000000)
- return 24000000;
+ if (req->rate < 18000000)
+ req->rate = 12000000;
+ else if (req->rate < 36000000)
+ req->rate = 24000000;
+ else
+ req->rate = 48000000;
- return 48000000;
+ return 0;
}
static int x1000_otg_phy_set_rate(struct clk_hw *hw, unsigned long req_rate,
@@ -161,7 +162,7 @@ static int x1000_usb_phy_is_enabled(struct clk_hw *hw)
static const struct clk_ops x1000_otg_phy_ops = {
.recalc_rate = x1000_otg_phy_recalc_rate,
- .round_rate = x1000_otg_phy_round_rate,
+ .determine_rate = x1000_otg_phy_determine_rate,
.set_rate = x1000_otg_phy_set_rate,
.enable = x1000_usb_phy_enable,
@@ -555,7 +556,7 @@ static void __init x1000_cgu_init(struct device_node *np)
return;
}
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
/*
* CGU has some children devices, this is useful for probing children devices
diff --git a/drivers/clk/ingenic/x1830-cgu.c b/drivers/clk/ingenic/x1830-cgu.c
index 0fd46e50a513..acf856e5009e 100644
--- a/drivers/clk/ingenic/x1830-cgu.c
+++ b/drivers/clk/ingenic/x1830-cgu.c
@@ -463,7 +463,7 @@ static void __init x1830_cgu_init(struct device_node *np)
return;
}
- ingenic_cgu_register_syscore_ops(cgu);
+ ingenic_cgu_register_syscore(cgu);
}
/*
* CGU has some children devices, this is useful for probing children devices
diff --git a/drivers/clk/keystone/sci-clk.c b/drivers/clk/keystone/sci-clk.c
index c5894fc9395e..9d5071223f4c 100644
--- a/drivers/clk/keystone/sci-clk.c
+++ b/drivers/clk/keystone/sci-clk.c
@@ -480,13 +480,10 @@ static int ti_sci_scan_clocks_from_fw(struct sci_clk_provider *provider)
num_clks++;
}
- provider->clocks = devm_kmalloc_array(dev, num_clks, sizeof(sci_clk),
- GFP_KERNEL);
+ provider->clocks = devm_kmemdup_array(dev, clks, num_clks, sizeof(sci_clk), GFP_KERNEL);
if (!provider->clocks)
return -ENOMEM;
- memcpy(provider->clocks, clks, num_clks * sizeof(sci_clk));
-
provider->num_clocks = num_clks;
devm_kfree(dev, clks);
@@ -499,8 +496,8 @@ static int ti_sci_scan_clocks_from_fw(struct sci_clk_provider *provider)
static int _cmp_sci_clk_list(void *priv, const struct list_head *a,
const struct list_head *b)
{
- struct sci_clk *ca = container_of(a, struct sci_clk, node);
- struct sci_clk *cb = container_of(b, struct sci_clk, node);
+ const struct sci_clk *ca = container_of(a, struct sci_clk, node);
+ const struct sci_clk *cb = container_of(b, struct sci_clk, node);
return _cmp_sci_clk(ca, &cb);
}
diff --git a/drivers/clk/keystone/syscon-clk.c b/drivers/clk/keystone/syscon-clk.c
index c509929da854..ecf180a7949c 100644
--- a/drivers/clk/keystone/syscon-clk.c
+++ b/drivers/clk/keystone/syscon-clk.c
@@ -129,7 +129,7 @@ static int ti_syscon_gate_clk_probe(struct platform_device *pdev)
if (IS_ERR(base))
return PTR_ERR(base);
- regmap = regmap_init_mmio(dev, base, &ti_syscon_regmap_cfg);
+ regmap = devm_regmap_init_mmio(dev, base, &ti_syscon_regmap_cfg);
if (IS_ERR(regmap))
return dev_err_probe(dev, PTR_ERR(regmap),
"failed to get regmap\n");
diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig
index 5f8e6d68fa14..0e8dd82aa84e 100644
--- a/drivers/clk/mediatek/Kconfig
+++ b/drivers/clk/mediatek/Kconfig
@@ -1002,6 +1002,77 @@ config COMMON_CLK_MT8195_VENCSYS
help
This driver supports MediaTek MT8195 vencsys clocks.
+config COMMON_CLK_MT8196
+ tristate "Clock driver for MediaTek MT8196"
+ depends on ARM64 || COMPILE_TEST
+ select COMMON_CLK_MEDIATEK
+ default ARCH_MEDIATEK
+ help
+ This driver supports MediaTek MT8196 basic clocks.
+
+config COMMON_CLK_MT8196_IMP_IIC_WRAP
+ tristate "Clock driver for MediaTek MT8196 imp_iic_wrap"
+ depends on COMMON_CLK_MT8196
+ default COMMON_CLK_MT8196
+ help
+ This driver supports MediaTek MT8196 i2c clocks.
+
+config COMMON_CLK_MT8196_MCUSYS
+ tristate "Clock driver for MediaTek MT8196 mcusys"
+ depends on COMMON_CLK_MT8196
+ default COMMON_CLK_MT8196
+ help
+ This driver supports MediaTek MT8196 mcusys clocks.
+
+config COMMON_CLK_MT8196_MDPSYS
+ tristate "Clock driver for MediaTek MT8196 mdpsys"
+ depends on COMMON_CLK_MT8196
+ default COMMON_CLK_MT8196
+ help
+ This driver supports MediaTek MT8196 mdpsys clocks.
+
+config COMMON_CLK_MT8196_MFGCFG
+ tristate "Clock driver for MediaTek MT8196 mfgcfg"
+ depends on COMMON_CLK_MT8196
+ default m
+ help
+ This driver supports MediaTek MT8196 mfgcfg clocks.
+
+config COMMON_CLK_MT8196_MMSYS
+ tristate "Clock driver for MediaTek MT8196 mmsys"
+ depends on COMMON_CLK_MT8196
+ default m
+ help
+ This driver supports MediaTek MT8196 mmsys clocks.
+
+config COMMON_CLK_MT8196_PEXTPSYS
+ tristate "Clock driver for MediaTek MT8196 pextpsys"
+ depends on COMMON_CLK_MT8196
+ default COMMON_CLK_MT8196
+ help
+ This driver supports MediaTek MT8196 pextpsys clocks.
+
+config COMMON_CLK_MT8196_UFSSYS
+ tristate "Clock driver for MediaTek MT8196 ufssys"
+ depends on COMMON_CLK_MT8196
+ default COMMON_CLK_MT8196
+ help
+ This driver supports MediaTek MT8196 ufssys clocks.
+
+config COMMON_CLK_MT8196_VDECSYS
+ tristate "Clock driver for MediaTek MT8196 vdecsys"
+ depends on COMMON_CLK_MT8196
+ default m
+ help
+ This driver supports MediaTek MT8196 vdecsys clocks.
+
+config COMMON_CLK_MT8196_VENCSYS
+ tristate "Clock driver for MediaTek MT8196 vencsys"
+ depends on COMMON_CLK_MT8196
+ default m
+ help
+ This driver supports MediaTek MT8196 vencsys clocks.
+
config COMMON_CLK_MT8365
tristate "Clock driver for MediaTek MT8365"
depends on ARCH_MEDIATEK || COMPILE_TEST
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index 6efec95406bd..d8736a060dbd 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -150,6 +150,19 @@ obj-$(CONFIG_COMMON_CLK_MT8195_VDOSYS) += clk-mt8195-vdo0.o clk-mt8195-vdo1.o
obj-$(CONFIG_COMMON_CLK_MT8195_VENCSYS) += clk-mt8195-venc.o
obj-$(CONFIG_COMMON_CLK_MT8195_VPPSYS) += clk-mt8195-vpp0.o clk-mt8195-vpp1.o
obj-$(CONFIG_COMMON_CLK_MT8195_WPESYS) += clk-mt8195-wpe.o
+obj-$(CONFIG_COMMON_CLK_MT8196) += clk-mt8196-apmixedsys.o clk-mt8196-topckgen.o \
+ clk-mt8196-topckgen2.o clk-mt8196-vlpckgen.o \
+ clk-mt8196-peri_ao.o
+obj-$(CONFIG_COMMON_CLK_MT8196_IMP_IIC_WRAP) += clk-mt8196-imp_iic_wrap.o
+obj-$(CONFIG_COMMON_CLK_MT8196_MCUSYS) += clk-mt8196-mcu.o
+obj-$(CONFIG_COMMON_CLK_MT8196_MDPSYS) += clk-mt8196-mdpsys.o
+obj-$(CONFIG_COMMON_CLK_MT8196_MFGCFG) += clk-mt8196-mfg.o
+obj-$(CONFIG_COMMON_CLK_MT8196_MMSYS) += clk-mt8196-disp0.o clk-mt8196-disp1.o clk-mt8196-vdisp_ao.o \
+ clk-mt8196-ovl0.o clk-mt8196-ovl1.o
+obj-$(CONFIG_COMMON_CLK_MT8196_PEXTPSYS) += clk-mt8196-pextp.o
+obj-$(CONFIG_COMMON_CLK_MT8196_UFSSYS) += clk-mt8196-ufs_ao.o
+obj-$(CONFIG_COMMON_CLK_MT8196_VDECSYS) += clk-mt8196-vdec.o
+obj-$(CONFIG_COMMON_CLK_MT8196_VENCSYS) += clk-mt8196-venc.o
obj-$(CONFIG_COMMON_CLK_MT8365) += clk-mt8365-apmixedsys.o clk-mt8365.o
obj-$(CONFIG_COMMON_CLK_MT8365_APU) += clk-mt8365-apu.o
obj-$(CONFIG_COMMON_CLK_MT8365_CAM) += clk-mt8365-cam.o
diff --git a/drivers/clk/mediatek/clk-gate.c b/drivers/clk/mediatek/clk-gate.c
index 67d9e741c5e7..f6b1429ff757 100644
--- a/drivers/clk/mediatek/clk-gate.c
+++ b/drivers/clk/mediatek/clk-gate.c
@@ -5,6 +5,7 @@
*/
#include <linux/clk-provider.h>
+#include <linux/dev_printk.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/printk.h>
@@ -12,15 +13,14 @@
#include <linux/slab.h>
#include <linux/types.h>
+#include "clk-mtk.h"
#include "clk-gate.h"
struct mtk_clk_gate {
struct clk_hw hw;
struct regmap *regmap;
- int set_ofs;
- int clr_ofs;
- int sta_ofs;
- u8 bit;
+ struct regmap *regmap_hwv;
+ const struct mtk_gate *gate;
};
static inline struct mtk_clk_gate *to_mtk_clk_gate(struct clk_hw *hw)
@@ -33,9 +33,9 @@ static u32 mtk_get_clockgating(struct clk_hw *hw)
struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
u32 val;
- regmap_read(cg->regmap, cg->sta_ofs, &val);
+ regmap_read(cg->regmap, cg->gate->regs->sta_ofs, &val);
- return val & BIT(cg->bit);
+ return val & BIT(cg->gate->shift);
}
static int mtk_cg_bit_is_cleared(struct clk_hw *hw)
@@ -52,28 +52,30 @@ static void mtk_cg_set_bit(struct clk_hw *hw)
{
struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
- regmap_write(cg->regmap, cg->set_ofs, BIT(cg->bit));
+ regmap_write(cg->regmap, cg->gate->regs->set_ofs, BIT(cg->gate->shift));
}
static void mtk_cg_clr_bit(struct clk_hw *hw)
{
struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
- regmap_write(cg->regmap, cg->clr_ofs, BIT(cg->bit));
+ regmap_write(cg->regmap, cg->gate->regs->clr_ofs, BIT(cg->gate->shift));
}
static void mtk_cg_set_bit_no_setclr(struct clk_hw *hw)
{
struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
- regmap_set_bits(cg->regmap, cg->sta_ofs, BIT(cg->bit));
+ regmap_set_bits(cg->regmap, cg->gate->regs->sta_ofs,
+ BIT(cg->gate->shift));
}
static void mtk_cg_clr_bit_no_setclr(struct clk_hw *hw)
{
struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
- regmap_clear_bits(cg->regmap, cg->sta_ofs, BIT(cg->bit));
+ regmap_clear_bits(cg->regmap, cg->gate->regs->sta_ofs,
+ BIT(cg->gate->shift));
}
static int mtk_cg_enable(struct clk_hw *hw)
@@ -100,6 +102,32 @@ static void mtk_cg_disable_inv(struct clk_hw *hw)
mtk_cg_clr_bit(hw);
}
+static int mtk_cg_hwv_set_en(struct clk_hw *hw, bool enable)
+{
+ struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
+ u32 val;
+
+ regmap_write(cg->regmap_hwv,
+ enable ? cg->gate->hwv_regs->set_ofs :
+ cg->gate->hwv_regs->clr_ofs,
+ BIT(cg->gate->shift));
+
+ return regmap_read_poll_timeout_atomic(cg->regmap_hwv,
+ cg->gate->hwv_regs->sta_ofs, val,
+ val & BIT(cg->gate->shift), 0,
+ MTK_WAIT_HWV_DONE_US);
+}
+
+static int mtk_cg_hwv_enable(struct clk_hw *hw)
+{
+ return mtk_cg_hwv_set_en(hw, true);
+}
+
+static void mtk_cg_hwv_disable(struct clk_hw *hw)
+{
+ mtk_cg_hwv_set_en(hw, false);
+}
+
static int mtk_cg_enable_no_setclr(struct clk_hw *hw)
{
mtk_cg_clr_bit_no_setclr(hw);
@@ -124,6 +152,15 @@ static void mtk_cg_disable_inv_no_setclr(struct clk_hw *hw)
mtk_cg_clr_bit_no_setclr(hw);
}
+static bool mtk_cg_uses_hwv(const struct clk_ops *ops)
+{
+ if (ops == &mtk_clk_gate_hwv_ops_setclr ||
+ ops == &mtk_clk_gate_hwv_ops_setclr_inv)
+ return true;
+
+ return false;
+}
+
const struct clk_ops mtk_clk_gate_ops_setclr = {
.is_enabled = mtk_cg_bit_is_cleared,
.enable = mtk_cg_enable,
@@ -138,6 +175,20 @@ const struct clk_ops mtk_clk_gate_ops_setclr_inv = {
};
EXPORT_SYMBOL_GPL(mtk_clk_gate_ops_setclr_inv);
+const struct clk_ops mtk_clk_gate_hwv_ops_setclr = {
+ .is_enabled = mtk_cg_bit_is_cleared,
+ .enable = mtk_cg_hwv_enable,
+ .disable = mtk_cg_hwv_disable,
+};
+EXPORT_SYMBOL_GPL(mtk_clk_gate_hwv_ops_setclr);
+
+const struct clk_ops mtk_clk_gate_hwv_ops_setclr_inv = {
+ .is_enabled = mtk_cg_bit_is_set,
+ .enable = mtk_cg_hwv_enable,
+ .disable = mtk_cg_hwv_disable,
+};
+EXPORT_SYMBOL_GPL(mtk_clk_gate_hwv_ops_setclr_inv);
+
const struct clk_ops mtk_clk_gate_ops_no_setclr = {
.is_enabled = mtk_cg_bit_is_cleared,
.enable = mtk_cg_enable_no_setclr,
@@ -152,12 +203,10 @@ const struct clk_ops mtk_clk_gate_ops_no_setclr_inv = {
};
EXPORT_SYMBOL_GPL(mtk_clk_gate_ops_no_setclr_inv);
-static struct clk_hw *mtk_clk_register_gate(struct device *dev, const char *name,
- const char *parent_name,
- struct regmap *regmap, int set_ofs,
- int clr_ofs, int sta_ofs, u8 bit,
- const struct clk_ops *ops,
- unsigned long flags)
+static struct clk_hw *mtk_clk_register_gate(struct device *dev,
+ const struct mtk_gate *gate,
+ struct regmap *regmap,
+ struct regmap *regmap_hwv)
{
struct mtk_clk_gate *cg;
int ret;
@@ -167,18 +216,19 @@ static struct clk_hw *mtk_clk_register_gate(struct device *dev, const char *name
if (!cg)
return ERR_PTR(-ENOMEM);
- init.name = name;
- init.flags = flags | CLK_SET_RATE_PARENT;
- init.parent_names = parent_name ? &parent_name : NULL;
- init.num_parents = parent_name ? 1 : 0;
- init.ops = ops;
+ init.name = gate->name;
+ init.flags = gate->flags | CLK_SET_RATE_PARENT;
+ init.parent_names = gate->parent_name ? &gate->parent_name : NULL;
+ init.num_parents = gate->parent_name ? 1 : 0;
+ init.ops = gate->ops;
+ if (mtk_cg_uses_hwv(init.ops) && !regmap_hwv)
+ return dev_err_ptr_probe(
+ dev, -ENXIO,
+ "regmap not found for hardware voter clocks\n");
cg->regmap = regmap;
- cg->set_ofs = set_ofs;
- cg->clr_ofs = clr_ofs;
- cg->sta_ofs = sta_ofs;
- cg->bit = bit;
-
+ cg->regmap_hwv = regmap_hwv;
+ cg->gate = gate;
cg->hw.init = &init;
ret = clk_hw_register(dev, &cg->hw);
@@ -209,6 +259,7 @@ int mtk_clk_register_gates(struct device *dev, struct device_node *node,
int i;
struct clk_hw *hw;
struct regmap *regmap;
+ struct regmap *regmap_hwv;
if (!clk_data)
return -ENOMEM;
@@ -219,6 +270,12 @@ int mtk_clk_register_gates(struct device *dev, struct device_node *node,
return PTR_ERR(regmap);
}
+ regmap_hwv = mtk_clk_get_hwv_regmap(node);
+ if (IS_ERR(regmap_hwv))
+ return dev_err_probe(
+ dev, PTR_ERR(regmap_hwv),
+ "Cannot find hardware voter regmap for %pOF\n", node);
+
for (i = 0; i < num; i++) {
const struct mtk_gate *gate = &clks[i];
@@ -228,13 +285,7 @@ int mtk_clk_register_gates(struct device *dev, struct device_node *node,
continue;
}
- hw = mtk_clk_register_gate(dev, gate->name, gate->parent_name,
- regmap,
- gate->regs->set_ofs,
- gate->regs->clr_ofs,
- gate->regs->sta_ofs,
- gate->shift, gate->ops,
- gate->flags);
+ hw = mtk_clk_register_gate(dev, gate, regmap, regmap_hwv);
if (IS_ERR(hw)) {
pr_err("Failed to register clk %s: %pe\n", gate->name,
diff --git a/drivers/clk/mediatek/clk-gate.h b/drivers/clk/mediatek/clk-gate.h
index 1a46b4c56fc5..4f05b9855dae 100644
--- a/drivers/clk/mediatek/clk-gate.h
+++ b/drivers/clk/mediatek/clk-gate.h
@@ -19,6 +19,8 @@ extern const struct clk_ops mtk_clk_gate_ops_setclr;
extern const struct clk_ops mtk_clk_gate_ops_setclr_inv;
extern const struct clk_ops mtk_clk_gate_ops_no_setclr;
extern const struct clk_ops mtk_clk_gate_ops_no_setclr_inv;
+extern const struct clk_ops mtk_clk_gate_hwv_ops_setclr;
+extern const struct clk_ops mtk_clk_gate_hwv_ops_setclr_inv;
struct mtk_gate_regs {
u32 sta_ofs;
@@ -31,6 +33,7 @@ struct mtk_gate {
const char *name;
const char *parent_name;
const struct mtk_gate_regs *regs;
+ const struct mtk_gate_regs *hwv_regs;
int shift;
const struct clk_ops *ops;
unsigned long flags;
diff --git a/drivers/clk/mediatek/clk-mt7622-aud.c b/drivers/clk/mediatek/clk-mt7622-aud.c
index 931a0598e598..a4ea5e20efa2 100644
--- a/drivers/clk/mediatek/clk-mt7622-aud.c
+++ b/drivers/clk/mediatek/clk-mt7622-aud.c
@@ -75,6 +75,7 @@ static const struct mtk_gate audio_clks[] = {
GATE_AUDIO1(CLK_AUDIO_A1SYS, "audio_a1sys", "a1sys_hp_sel", 21),
GATE_AUDIO1(CLK_AUDIO_A2SYS, "audio_a2sys", "a2sys_hp_sel", 22),
GATE_AUDIO1(CLK_AUDIO_AFE_CONN, "audio_afe_conn", "a1sys_hp_sel", 23),
+ GATE_AUDIO1(CLK_AUDIO_AFE_MRGIF, "audio_afe_mrgif", "aud_mux1_sel", 25),
/* AUDIO2 */
GATE_AUDIO2(CLK_AUDIO_UL1, "audio_ul1", "a1sys_hp_sel", 0),
GATE_AUDIO2(CLK_AUDIO_UL2, "audio_ul2", "a1sys_hp_sel", 1),
diff --git a/drivers/clk/mediatek/clk-mt8195-infra_ao.c b/drivers/clk/mediatek/clk-mt8195-infra_ao.c
index bb648a88e43a..ad47fdb23460 100644
--- a/drivers/clk/mediatek/clk-mt8195-infra_ao.c
+++ b/drivers/clk/mediatek/clk-mt8195-infra_ao.c
@@ -103,7 +103,7 @@ static const struct mtk_gate infra_ao_clks[] = {
GATE_INFRA_AO0(CLK_INFRA_AO_CQ_DMA_FPC, "infra_ao_cq_dma_fpc", "fpc", 28),
GATE_INFRA_AO0(CLK_INFRA_AO_UART5, "infra_ao_uart5", "top_uart", 29),
/* INFRA_AO1 */
- GATE_INFRA_AO1(CLK_INFRA_AO_HDMI_26M, "infra_ao_hdmi_26m", "clk26m", 0),
+ GATE_INFRA_AO1(CLK_INFRA_AO_HDMI_26M, "infra_ao_hdmi_26m", "top_hdmi_xtal", 0),
GATE_INFRA_AO1(CLK_INFRA_AO_SPI0, "infra_ao_spi0", "top_spi", 1),
GATE_INFRA_AO1(CLK_INFRA_AO_MSDC0, "infra_ao_msdc0", "top_msdc50_0_hclk", 2),
GATE_INFRA_AO1(CLK_INFRA_AO_MSDC1, "infra_ao_msdc1", "top_axi", 4),
diff --git a/drivers/clk/mediatek/clk-mt8196-apmixedsys.c b/drivers/clk/mediatek/clk-mt8196-apmixedsys.c
new file mode 100644
index 000000000000..617f5449b88b
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-apmixedsys.c
@@ -0,0 +1,204 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-pll.h"
+
+/* APMIXEDSYS PLL control register offsets */
+#define MAINPLL_CON0 0x250
+#define MAINPLL_CON1 0x254
+#define UNIVPLL_CON0 0x264
+#define UNIVPLL_CON1 0x268
+#define MSDCPLL_CON0 0x278
+#define MSDCPLL_CON1 0x27c
+#define ADSPPLL_CON0 0x28c
+#define ADSPPLL_CON1 0x290
+#define EMIPLL_CON0 0x2a0
+#define EMIPLL_CON1 0x2a4
+#define EMIPLL2_CON0 0x2b4
+#define EMIPLL2_CON1 0x2b8
+#define NET1PLL_CON0 0x2c8
+#define NET1PLL_CON1 0x2cc
+#define SGMIIPLL_CON0 0x2dc
+#define SGMIIPLL_CON1 0x2e0
+
+/* APMIXEDSYS_GP2 PLL control register offsets*/
+#define MAINPLL2_CON0 0x250
+#define MAINPLL2_CON1 0x254
+#define UNIVPLL2_CON0 0x264
+#define UNIVPLL2_CON1 0x268
+#define MMPLL2_CON0 0x278
+#define MMPLL2_CON1 0x27c
+#define IMGPLL_CON0 0x28c
+#define IMGPLL_CON1 0x290
+#define TVDPLL1_CON0 0x2a0
+#define TVDPLL1_CON1 0x2a4
+#define TVDPLL2_CON0 0x2b4
+#define TVDPLL2_CON1 0x2b8
+#define TVDPLL3_CON0 0x2c8
+#define TVDPLL3_CON1 0x2cc
+
+#define PLLEN_ALL 0x080
+#define PLLEN_ALL_SET 0x084
+#define PLLEN_ALL_CLR 0x088
+
+#define FENC_STATUS_CON0 0x03c
+
+#define MT8196_PLL_FMAX (3800UL * MHZ)
+#define MT8196_PLL_FMIN (1500UL * MHZ)
+#define MT8196_INTEGER_BITS 8
+
+#define PLL_FENC(_id, _name, _reg, _fenc_sta_ofs, _fenc_sta_bit,\
+ _flags, _pd_reg, _pd_shift, \
+ _pcw_reg, _pcw_shift, _pcwbits, \
+ _pll_en_bit) { \
+ .id = _id, \
+ .name = _name, \
+ .reg = _reg, \
+ .fenc_sta_ofs = _fenc_sta_ofs, \
+ .fenc_sta_bit = _fenc_sta_bit, \
+ .flags = _flags, \
+ .fmax = MT8196_PLL_FMAX, \
+ .fmin = MT8196_PLL_FMIN, \
+ .pd_reg = _pd_reg, \
+ .pd_shift = _pd_shift, \
+ .pcw_reg = _pcw_reg, \
+ .pcw_shift = _pcw_shift, \
+ .pcwbits = _pcwbits, \
+ .pcwibits = MT8196_INTEGER_BITS, \
+ .en_reg = PLLEN_ALL, \
+ .en_set_reg = PLLEN_ALL_SET, \
+ .en_clr_reg = PLLEN_ALL_CLR, \
+ .pll_en_bit = _pll_en_bit, \
+ .ops = &mtk_pll_fenc_clr_set_ops, \
+}
+
+struct mtk_pll_desc {
+ const struct mtk_pll_data *clks;
+ size_t num_clks;
+};
+
+static const struct mtk_pll_data apmixed_plls[] = {
+ PLL_FENC(CLK_APMIXED_MAINPLL, "mainpll", MAINPLL_CON0, FENC_STATUS_CON0,
+ 7, PLL_AO, MAINPLL_CON1, 24, MAINPLL_CON1, 0, 22, 0),
+ PLL_FENC(CLK_APMIXED_UNIVPLL, "univpll", UNIVPLL_CON0, FENC_STATUS_CON0,
+ 6, 0, UNIVPLL_CON1, 24, UNIVPLL_CON1, 0, 22, 1),
+ PLL_FENC(CLK_APMIXED_MSDCPLL, "msdcpll", MSDCPLL_CON0, FENC_STATUS_CON0,
+ 5, 0, MSDCPLL_CON1, 24, MSDCPLL_CON1, 0, 22, 2),
+ PLL_FENC(CLK_APMIXED_ADSPPLL, "adsppll", ADSPPLL_CON0, FENC_STATUS_CON0,
+ 4, 0, ADSPPLL_CON1, 24, ADSPPLL_CON1, 0, 22, 3),
+ PLL_FENC(CLK_APMIXED_EMIPLL, "emipll", EMIPLL_CON0, FENC_STATUS_CON0, 3,
+ PLL_AO, EMIPLL_CON1, 24, EMIPLL_CON1, 0, 22, 4),
+ PLL_FENC(CLK_APMIXED_EMIPLL2, "emipll2", EMIPLL2_CON0, FENC_STATUS_CON0,
+ 2, PLL_AO, EMIPLL2_CON1, 24, EMIPLL2_CON1, 0, 22, 5),
+ PLL_FENC(CLK_APMIXED_NET1PLL, "net1pll", NET1PLL_CON0, FENC_STATUS_CON0,
+ 1, 0, NET1PLL_CON1, 24, NET1PLL_CON1, 0, 22, 6),
+ PLL_FENC(CLK_APMIXED_SGMIIPLL, "sgmiipll", SGMIIPLL_CON0, FENC_STATUS_CON0,
+ 0, 0, SGMIIPLL_CON1, 24, SGMIIPLL_CON1, 0, 22, 7),
+};
+
+static const struct mtk_pll_desc apmixed_desc = {
+ .clks = apmixed_plls,
+ .num_clks = ARRAY_SIZE(apmixed_plls),
+};
+
+static const struct mtk_pll_data apmixed2_plls[] = {
+ PLL_FENC(CLK_APMIXED2_MAINPLL2, "mainpll2", MAINPLL2_CON0, FENC_STATUS_CON0,
+ 6, 0, MAINPLL2_CON1, 24, MAINPLL2_CON1, 0, 22, 0),
+ PLL_FENC(CLK_APMIXED2_UNIVPLL2, "univpll2", UNIVPLL2_CON0, FENC_STATUS_CON0,
+ 5, 0, UNIVPLL2_CON1, 24, UNIVPLL2_CON1, 0, 22, 1),
+ PLL_FENC(CLK_APMIXED2_MMPLL2, "mmpll2", MMPLL2_CON0, FENC_STATUS_CON0,
+ 4, 0, MMPLL2_CON1, 24, MMPLL2_CON1, 0, 22, 2),
+ PLL_FENC(CLK_APMIXED2_IMGPLL, "imgpll", IMGPLL_CON0, FENC_STATUS_CON0,
+ 3, 0, IMGPLL_CON1, 24, IMGPLL_CON1, 0, 22, 3),
+ PLL_FENC(CLK_APMIXED2_TVDPLL1, "tvdpll1", TVDPLL1_CON0, FENC_STATUS_CON0,
+ 2, 0, TVDPLL1_CON1, 24, TVDPLL1_CON1, 0, 22, 4),
+ PLL_FENC(CLK_APMIXED2_TVDPLL2, "tvdpll2", TVDPLL2_CON0, FENC_STATUS_CON0,
+ 1, 0, TVDPLL2_CON1, 24, TVDPLL2_CON1, 0, 22, 5),
+ PLL_FENC(CLK_APMIXED2_TVDPLL3, "tvdpll3", TVDPLL3_CON0, FENC_STATUS_CON0,
+ 0, 0, TVDPLL3_CON1, 24, TVDPLL3_CON1, 0, 22, 6),
+};
+
+static const struct mtk_pll_desc apmixed2_desc = {
+ .clks = apmixed2_plls,
+ .num_clks = ARRAY_SIZE(apmixed2_plls),
+};
+
+static int clk_mt8196_apmixed_probe(struct platform_device *pdev)
+{
+ struct clk_hw_onecell_data *clk_data;
+ struct device_node *node = pdev->dev.of_node;
+ const struct mtk_pll_desc *mcd;
+ int r;
+
+ mcd = device_get_match_data(&pdev->dev);
+ if (!mcd)
+ return -EINVAL;
+
+ clk_data = mtk_alloc_clk_data(mcd->num_clks);
+ if (!clk_data)
+ return -ENOMEM;
+
+ r = mtk_clk_register_plls(node, mcd->clks, mcd->num_clks, clk_data);
+ if (r)
+ goto free_apmixed_data;
+
+ r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
+ if (r)
+ goto unregister_plls;
+
+ platform_set_drvdata(pdev, clk_data);
+
+ return r;
+
+unregister_plls:
+ mtk_clk_unregister_plls(mcd->clks, mcd->num_clks, clk_data);
+free_apmixed_data:
+ mtk_free_clk_data(clk_data);
+ return r;
+}
+
+static void clk_mt8196_apmixed_remove(struct platform_device *pdev)
+{
+ const struct mtk_pll_desc *mcd = device_get_match_data(&pdev->dev);
+ struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
+ struct device_node *node = pdev->dev.of_node;
+
+ of_clk_del_provider(node);
+ mtk_clk_unregister_plls(mcd->clks, mcd->num_clks, clk_data);
+ mtk_free_clk_data(clk_data);
+}
+
+static const struct of_device_id of_match_clk_mt8196_apmixed[] = {
+ { .compatible = "mediatek,mt8196-apmixedsys", .data = &apmixed_desc },
+ { .compatible = "mediatek,mt8196-apmixedsys-gp2",
+ .data = &apmixed2_desc },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_apmixed);
+
+static struct platform_driver clk_mt8196_apmixed_drv = {
+ .probe = clk_mt8196_apmixed_probe,
+ .remove = clk_mt8196_apmixed_remove,
+ .driver = {
+ .name = "clk-mt8196-apmixed",
+ .of_match_table = of_match_clk_mt8196_apmixed,
+ },
+};
+module_platform_driver(clk_mt8196_apmixed_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 apmixedsys clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-disp0.c b/drivers/clk/mediatek/clk-mt8196-disp0.c
new file mode 100644
index 000000000000..9474aad26e92
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-disp0.c
@@ -0,0 +1,170 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs mm0_cg_regs = {
+ .set_ofs = 0x104,
+ .clr_ofs = 0x108,
+ .sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs mm0_hwv_regs = {
+ .set_ofs = 0x0020,
+ .clr_ofs = 0x0024,
+ .sta_ofs = 0x2c10,
+};
+
+static const struct mtk_gate_regs mm1_cg_regs = {
+ .set_ofs = 0x114,
+ .clr_ofs = 0x118,
+ .sta_ofs = 0x110,
+};
+
+static const struct mtk_gate_regs mm1_hwv_regs = {
+ .set_ofs = 0x0028,
+ .clr_ofs = 0x002c,
+ .sta_ofs = 0x2c14,
+};
+
+#define GATE_MM0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm0_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr,\
+ }
+
+#define GATE_HWV_MM0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm0_cg_regs, \
+ .hwv_regs = &mm0_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE \
+ }
+
+#define GATE_MM1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm1_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr,\
+ }
+
+#define GATE_HWV_MM1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm1_cg_regs, \
+ .hwv_regs = &mm1_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+static const struct mtk_gate mm_clks[] = {
+ /* MM0 */
+ GATE_HWV_MM0(CLK_MM_CONFIG, "mm_config", "disp", 0),
+ GATE_HWV_MM0(CLK_MM_DISP_MUTEX0, "mm_disp_mutex0", "disp", 1),
+ GATE_HWV_MM0(CLK_MM_DISP_AAL0, "mm_disp_aal0", "disp", 2),
+ GATE_HWV_MM0(CLK_MM_DISP_AAL1, "mm_disp_aal1", "disp", 3),
+ GATE_MM0(CLK_MM_DISP_C3D0, "mm_disp_c3d0", "disp", 4),
+ GATE_MM0(CLK_MM_DISP_C3D1, "mm_disp_c3d1", "disp", 5),
+ GATE_MM0(CLK_MM_DISP_C3D2, "mm_disp_c3d2", "disp", 6),
+ GATE_MM0(CLK_MM_DISP_C3D3, "mm_disp_c3d3", "disp", 7),
+ GATE_MM0(CLK_MM_DISP_CCORR0, "mm_disp_ccorr0", "disp", 8),
+ GATE_MM0(CLK_MM_DISP_CCORR1, "mm_disp_ccorr1", "disp", 9),
+ GATE_MM0(CLK_MM_DISP_CCORR2, "mm_disp_ccorr2", "disp", 10),
+ GATE_MM0(CLK_MM_DISP_CCORR3, "mm_disp_ccorr3", "disp", 11),
+ GATE_MM0(CLK_MM_DISP_CHIST0, "mm_disp_chist0", "disp", 12),
+ GATE_MM0(CLK_MM_DISP_CHIST1, "mm_disp_chist1", "disp", 13),
+ GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0", "disp", 14),
+ GATE_MM0(CLK_MM_DISP_COLOR1, "mm_disp_color1", "disp", 15),
+ GATE_MM0(CLK_MM_DISP_DITHER0, "mm_disp_dither0", "disp", 16),
+ GATE_MM0(CLK_MM_DISP_DITHER1, "mm_disp_dither1", "disp", 17),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC0, "mm_disp_dli_async0", "disp", 18),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC1, "mm_disp_dli_async1", "disp", 19),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC2, "mm_disp_dli_async2", "disp", 20),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC3, "mm_disp_dli_async3", "disp", 21),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC4, "mm_disp_dli_async4", "disp", 22),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC5, "mm_disp_dli_async5", "disp", 23),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC6, "mm_disp_dli_async6", "disp", 24),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC7, "mm_disp_dli_async7", "disp", 25),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC8, "mm_disp_dli_async8", "disp", 26),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC9, "mm_disp_dli_async9", "disp", 27),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC10, "mm_disp_dli_async10", "disp", 28),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC11, "mm_disp_dli_async11", "disp", 29),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC12, "mm_disp_dli_async12", "disp", 30),
+ GATE_HWV_MM0(CLK_MM_DISP_DLI_ASYNC13, "mm_disp_dli_async13", "disp", 31),
+ /* MM1 */
+ GATE_HWV_MM1(CLK_MM_DISP_DLI_ASYNC14, "mm_disp_dli_async14", "disp", 0),
+ GATE_HWV_MM1(CLK_MM_DISP_DLI_ASYNC15, "mm_disp_dli_async15", "disp", 1),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC0, "mm_disp_dlo_async0", "disp", 2),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC1, "mm_disp_dlo_async1", "disp", 3),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC2, "mm_disp_dlo_async2", "disp", 4),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC3, "mm_disp_dlo_async3", "disp", 5),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC4, "mm_disp_dlo_async4", "disp", 6),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC5, "mm_disp_dlo_async5", "disp", 7),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC6, "mm_disp_dlo_async6", "disp", 8),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC7, "mm_disp_dlo_async7", "disp", 9),
+ GATE_HWV_MM1(CLK_MM_DISP_DLO_ASYNC8, "mm_disp_dlo_async8", "disp", 10),
+ GATE_MM1(CLK_MM_DISP_GAMMA0, "mm_disp_gamma0", "disp", 11),
+ GATE_MM1(CLK_MM_DISP_GAMMA1, "mm_disp_gamma1", "disp", 12),
+ GATE_MM1(CLK_MM_MDP_AAL0, "mm_mdp_aal0", "disp", 13),
+ GATE_MM1(CLK_MM_MDP_AAL1, "mm_mdp_aal1", "disp", 14),
+ GATE_HWV_MM1(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "disp", 15),
+ GATE_HWV_MM1(CLK_MM_DISP_POSTMASK0, "mm_disp_postmask0", "disp", 16),
+ GATE_HWV_MM1(CLK_MM_DISP_POSTMASK1, "mm_disp_postmask1", "disp", 17),
+ GATE_HWV_MM1(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "disp", 18),
+ GATE_HWV_MM1(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "disp", 19),
+ GATE_HWV_MM1(CLK_MM_DISP_SPR0, "mm_disp_spr0", "disp", 20),
+ GATE_MM1(CLK_MM_DISP_TDSHP0, "mm_disp_tdshp0", "disp", 21),
+ GATE_MM1(CLK_MM_DISP_TDSHP1, "mm_disp_tdshp1", "disp", 22),
+ GATE_HWV_MM1(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "disp", 23),
+ GATE_HWV_MM1(CLK_MM_DISP_Y2R0, "mm_disp_y2r0", "disp", 24),
+ GATE_HWV_MM1(CLK_MM_SMI_SUB_COMM0, "mm_ssc", "disp", 25),
+ GATE_HWV_MM1(CLK_MM_DISP_FAKE_ENG0, "mm_disp_fake_eng0", "disp", 26),
+};
+
+static const struct mtk_clk_desc mm_mcd = {
+ .clks = mm_clks,
+ .num_clks = ARRAY_SIZE(mm_clks),
+};
+
+static const struct platform_device_id clk_mt8196_disp0_id_table[] = {
+ { .name = "clk-mt8196-disp0", .driver_data = (kernel_ulong_t)&mm_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(platform, clk_mt8196_disp0_id_table);
+
+static struct platform_driver clk_mt8196_disp0_drv = {
+ .probe = mtk_clk_pdev_probe,
+ .remove = mtk_clk_pdev_remove,
+ .driver = {
+ .name = "clk-mt8196-disp0",
+ },
+ .id_table = clk_mt8196_disp0_id_table,
+};
+module_platform_driver(clk_mt8196_disp0_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 disp0 clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-disp1.c b/drivers/clk/mediatek/clk-mt8196-disp1.c
new file mode 100644
index 000000000000..3bbec79a7010
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-disp1.c
@@ -0,0 +1,170 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs mm10_cg_regs = {
+ .set_ofs = 0x104,
+ .clr_ofs = 0x108,
+ .sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs mm10_hwv_regs = {
+ .set_ofs = 0x0010,
+ .clr_ofs = 0x0014,
+ .sta_ofs = 0x2c08,
+};
+
+static const struct mtk_gate_regs mm11_cg_regs = {
+ .set_ofs = 0x114,
+ .clr_ofs = 0x118,
+ .sta_ofs = 0x110,
+};
+
+static const struct mtk_gate_regs mm11_hwv_regs = {
+ .set_ofs = 0x0018,
+ .clr_ofs = 0x001c,
+ .sta_ofs = 0x2c0c,
+};
+
+#define GATE_MM10(_id, _name, _parent, _shift) {\
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm10_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr,\
+ }
+
+#define GATE_HWV_MM10(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm10_cg_regs, \
+ .hwv_regs = &mm10_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_MM11(_id, _name, _parent, _shift) {\
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm11_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr,\
+ }
+
+#define GATE_HWV_MM11(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm11_cg_regs, \
+ .hwv_regs = &mm11_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ }
+
+static const struct mtk_gate mm1_clks[] = {
+ /* MM10 */
+ GATE_HWV_MM10(CLK_MM1_DISPSYS1_CONFIG, "mm1_dispsys1_config", "disp", 0),
+ GATE_HWV_MM10(CLK_MM1_DISPSYS1_S_CONFIG, "mm1_dispsys1_s_config", "disp", 1),
+ GATE_HWV_MM10(CLK_MM1_DISP_MUTEX0, "mm1_disp_mutex0", "disp", 2),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC20, "mm1_disp_dli_async20", "disp", 3),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC21, "mm1_disp_dli_async21", "disp", 4),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC22, "mm1_disp_dli_async22", "disp", 5),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC23, "mm1_disp_dli_async23", "disp", 6),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC24, "mm1_disp_dli_async24", "disp", 7),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC25, "mm1_disp_dli_async25", "disp", 8),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC26, "mm1_disp_dli_async26", "disp", 9),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC27, "mm1_disp_dli_async27", "disp", 10),
+ GATE_HWV_MM10(CLK_MM1_DISP_DLI_ASYNC28, "mm1_disp_dli_async28", "disp", 11),
+ GATE_HWV_MM10(CLK_MM1_DISP_RELAY0, "mm1_disp_relay0", "disp", 12),
+ GATE_HWV_MM10(CLK_MM1_DISP_RELAY1, "mm1_disp_relay1", "disp", 13),
+ GATE_HWV_MM10(CLK_MM1_DISP_RELAY2, "mm1_disp_relay2", "disp", 14),
+ GATE_HWV_MM10(CLK_MM1_DISP_RELAY3, "mm1_disp_relay3", "disp", 15),
+ GATE_HWV_MM10(CLK_MM1_DISP_DP_INTF0, "mm1_DP_CLK", "disp", 16),
+ GATE_HWV_MM10(CLK_MM1_DISP_DP_INTF1, "mm1_disp_dp_intf1", "disp", 17),
+ GATE_HWV_MM10(CLK_MM1_DISP_DSC_WRAP0, "mm1_disp_dsc_wrap0", "disp", 18),
+ GATE_HWV_MM10(CLK_MM1_DISP_DSC_WRAP1, "mm1_disp_dsc_wrap1", "disp", 19),
+ GATE_HWV_MM10(CLK_MM1_DISP_DSC_WRAP2, "mm1_disp_dsc_wrap2", "disp", 20),
+ GATE_HWV_MM10(CLK_MM1_DISP_DSC_WRAP3, "mm1_disp_dsc_wrap3", "disp", 21),
+ GATE_HWV_MM10(CLK_MM1_DISP_DSI0, "mm1_CLK0", "disp", 22),
+ GATE_HWV_MM10(CLK_MM1_DISP_DSI1, "mm1_CLK1", "disp", 23),
+ GATE_HWV_MM10(CLK_MM1_DISP_DSI2, "mm1_CLK2", "disp", 24),
+ GATE_HWV_MM10(CLK_MM1_DISP_DVO0, "mm1_disp_dvo0", "disp", 25),
+ GATE_HWV_MM10(CLK_MM1_DISP_GDMA0, "mm1_disp_gdma0", "disp", 26),
+ GATE_HWV_MM10(CLK_MM1_DISP_MERGE0, "mm1_disp_merge0", "disp", 27),
+ GATE_HWV_MM10(CLK_MM1_DISP_MERGE1, "mm1_disp_merge1", "disp", 28),
+ GATE_HWV_MM10(CLK_MM1_DISP_MERGE2, "mm1_disp_merge2", "disp", 29),
+ GATE_HWV_MM10(CLK_MM1_DISP_ODDMR0, "mm1_disp_oddmr0", "disp", 30),
+ GATE_HWV_MM10(CLK_MM1_DISP_POSTALIGN0, "mm1_disp_postalign0", "disp", 31),
+ /* MM11 */
+ GATE_HWV_MM11(CLK_MM1_DISP_DITHER2, "mm1_disp_dither2", "disp", 0),
+ GATE_HWV_MM11(CLK_MM1_DISP_R2Y0, "mm1_disp_r2y0", "disp", 1),
+ GATE_HWV_MM11(CLK_MM1_DISP_SPLITTER0, "mm1_disp_splitter0", "disp", 2),
+ GATE_HWV_MM11(CLK_MM1_DISP_SPLITTER1, "mm1_disp_splitter1", "disp", 3),
+ GATE_HWV_MM11(CLK_MM1_DISP_SPLITTER2, "mm1_disp_splitter2", "disp", 4),
+ GATE_HWV_MM11(CLK_MM1_DISP_SPLITTER3, "mm1_disp_splitter3", "disp", 5),
+ GATE_HWV_MM11(CLK_MM1_DISP_VDCM0, "mm1_disp_vdcm0", "disp", 6),
+ GATE_HWV_MM11(CLK_MM1_DISP_WDMA1, "mm1_disp_wdma1", "disp", 7),
+ GATE_HWV_MM11(CLK_MM1_DISP_WDMA2, "mm1_disp_wdma2", "disp", 8),
+ GATE_HWV_MM11(CLK_MM1_DISP_WDMA3, "mm1_disp_wdma3", "disp", 9),
+ GATE_HWV_MM11(CLK_MM1_DISP_WDMA4, "mm1_disp_wdma4", "disp", 10),
+ GATE_HWV_MM11(CLK_MM1_MDP_RDMA1, "mm1_mdp_rdma1", "disp", 11),
+ GATE_HWV_MM11(CLK_MM1_SMI_LARB0, "mm1_smi_larb0", "disp", 12),
+ GATE_HWV_MM11(CLK_MM1_MOD1, "mm1_mod1", "clk26m", 13),
+ GATE_HWV_MM11(CLK_MM1_MOD2, "mm1_mod2", "clk26m", 14),
+ GATE_HWV_MM11(CLK_MM1_MOD3, "mm1_mod3", "clk26m", 15),
+ GATE_HWV_MM11(CLK_MM1_MOD4, "mm1_mod4", "dp0", 16),
+ GATE_HWV_MM11(CLK_MM1_MOD5, "mm1_mod5", "dp1", 17),
+ GATE_HWV_MM11(CLK_MM1_MOD6, "mm1_mod6", "dp1", 18),
+ GATE_HWV_MM11(CLK_MM1_CG0, "mm1_cg0", "disp", 20),
+ GATE_HWV_MM11(CLK_MM1_CG1, "mm1_cg1", "disp", 21),
+ GATE_HWV_MM11(CLK_MM1_CG2, "mm1_cg2", "disp", 22),
+ GATE_HWV_MM11(CLK_MM1_CG3, "mm1_cg3", "disp", 23),
+ GATE_HWV_MM11(CLK_MM1_CG4, "mm1_cg4", "disp", 24),
+ GATE_HWV_MM11(CLK_MM1_CG5, "mm1_cg5", "disp", 25),
+ GATE_HWV_MM11(CLK_MM1_CG6, "mm1_cg6", "disp", 26),
+ GATE_HWV_MM11(CLK_MM1_CG7, "mm1_cg7", "disp", 27),
+ GATE_HWV_MM11(CLK_MM1_F26M, "mm1_f26m_ck", "clk26m", 28),
+};
+
+static const struct mtk_clk_desc mm1_mcd = {
+ .clks = mm1_clks,
+ .num_clks = ARRAY_SIZE(mm1_clks),
+};
+
+static const struct platform_device_id clk_mt8196_disp1_id_table[] = {
+ { .name = "clk-mt8196-disp1", .driver_data = (kernel_ulong_t)&mm1_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(platform, clk_mt8196_disp1_id_table);
+
+static struct platform_driver clk_mt8196_disp1_drv = {
+ .probe = mtk_clk_pdev_probe,
+ .remove = mtk_clk_pdev_remove,
+ .driver = {
+ .name = "clk-mt8196-disp1",
+ },
+ .id_table = clk_mt8196_disp1_id_table,
+};
+module_platform_driver(clk_mt8196_disp1_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 disp1 clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-imp_iic_wrap.c b/drivers/clk/mediatek/clk-mt8196-imp_iic_wrap.c
new file mode 100644
index 000000000000..a63241671650
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-imp_iic_wrap.c
@@ -0,0 +1,118 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs imp_cg_regs = {
+ .set_ofs = 0xe08,
+ .clr_ofs = 0xe04,
+ .sta_ofs = 0xe00,
+};
+
+#define GATE_IMP(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &imp_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate impc_clks[] = {
+ GATE_IMP(CLK_IMPC_I2C11, "impc_i2c11", "i2c_p", 0),
+ GATE_IMP(CLK_IMPC_I2C12, "impc_i2c12", "i2c_p", 1),
+ GATE_IMP(CLK_IMPC_I2C13, "impc_i2c13", "i2c_p", 2),
+ GATE_IMP(CLK_IMPC_I2C14, "impc_i2c14", "i2c_p", 3),
+};
+
+static const struct mtk_clk_desc impc_mcd = {
+ .clks = impc_clks,
+ .num_clks = ARRAY_SIZE(impc_clks),
+};
+
+static const struct mtk_gate impe_clks[] = {
+ GATE_IMP(CLK_IMPE_I2C5, "impe_i2c5", "i2c_east", 0),
+};
+
+static const struct mtk_clk_desc impe_mcd = {
+ .clks = impe_clks,
+ .num_clks = ARRAY_SIZE(impe_clks),
+};
+
+static const struct mtk_gate_regs impn_hwv_regs = {
+ .set_ofs = 0x0000,
+ .clr_ofs = 0x0004,
+ .sta_ofs = 0x2c00,
+};
+
+#define GATE_HWV_IMPN(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &imp_cg_regs, \
+ .hwv_regs = &impn_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+static const struct mtk_gate impn_clks[] = {
+ GATE_IMP(CLK_IMPN_I2C1, "impn_i2c1", "i2c_north", 0),
+ GATE_IMP(CLK_IMPN_I2C2, "impn_i2c2", "i2c_north", 1),
+ GATE_IMP(CLK_IMPN_I2C4, "impn_i2c4", "i2c_north", 2),
+ GATE_HWV_IMPN(CLK_IMPN_I2C7, "impn_i2c7", "i2c_north", 3),
+ GATE_IMP(CLK_IMPN_I2C8, "impn_i2c8", "i2c_north", 4),
+ GATE_IMP(CLK_IMPN_I2C9, "impn_i2c9", "i2c_north", 5),
+};
+
+static const struct mtk_clk_desc impn_mcd = {
+ .clks = impn_clks,
+ .num_clks = ARRAY_SIZE(impn_clks),
+};
+
+static const struct mtk_gate impw_clks[] = {
+ GATE_IMP(CLK_IMPW_I2C0, "impw_i2c0", "i2c_west", 0),
+ GATE_IMP(CLK_IMPW_I2C3, "impw_i2c3", "i2c_west", 1),
+ GATE_IMP(CLK_IMPW_I2C6, "impw_i2c6", "i2c_west", 2),
+ GATE_IMP(CLK_IMPW_I2C10, "impw_i2c10", "i2c_west", 3),
+};
+
+static const struct mtk_clk_desc impw_mcd = {
+ .clks = impw_clks,
+ .num_clks = ARRAY_SIZE(impw_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8196_imp_iic_wrap[] = {
+ { .compatible = "mediatek,mt8196-imp-iic-wrap-c", .data = &impc_mcd },
+ { .compatible = "mediatek,mt8196-imp-iic-wrap-e", .data = &impe_mcd },
+ { .compatible = "mediatek,mt8196-imp-iic-wrap-n", .data = &impn_mcd },
+ { .compatible = "mediatek,mt8196-imp-iic-wrap-w", .data = &impw_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_imp_iic_wrap);
+
+static struct platform_driver clk_mt8196_imp_iic_wrap_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-imp_iic_wrap",
+ .of_match_table = of_match_clk_mt8196_imp_iic_wrap,
+ },
+};
+module_platform_driver(clk_mt8196_imp_iic_wrap_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 I2C Wrapper clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-mcu.c b/drivers/clk/mediatek/clk-mt8196-mcu.c
new file mode 100644
index 000000000000..5cbcc411ae73
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-mcu.c
@@ -0,0 +1,167 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-pll.h"
+
+#define ARMPLL_LL_CON0 0x008
+#define ARMPLL_LL_CON1 0x00c
+#define ARMPLL_LL_CON2 0x010
+#define ARMPLL_LL_CON3 0x014
+#define ARMPLL_BL_CON0 0x008
+#define ARMPLL_BL_CON1 0x00c
+#define ARMPLL_BL_CON2 0x010
+#define ARMPLL_BL_CON3 0x014
+#define ARMPLL_B_CON0 0x008
+#define ARMPLL_B_CON1 0x00c
+#define ARMPLL_B_CON2 0x010
+#define ARMPLL_B_CON3 0x014
+#define CCIPLL_CON0 0x008
+#define CCIPLL_CON1 0x00c
+#define CCIPLL_CON2 0x010
+#define CCIPLL_CON3 0x014
+#define PTPPLL_CON0 0x008
+#define PTPPLL_CON1 0x00c
+#define PTPPLL_CON2 0x010
+#define PTPPLL_CON3 0x014
+
+#define MT8196_PLL_FMAX (3800UL * MHZ)
+#define MT8196_PLL_FMIN (1500UL * MHZ)
+#define MT8196_INTEGER_BITS 8
+
+#define PLL(_id, _name, _reg, _en_reg, _en_mask, _pll_en_bit, \
+ _flags, _rst_bar_mask, \
+ _pd_reg, _pd_shift, _tuner_reg, \
+ _tuner_en_reg, _tuner_en_bit, \
+ _pcw_reg, _pcw_shift, _pcwbits) { \
+ .id = _id, \
+ .name = _name, \
+ .reg = _reg, \
+ .en_reg = _en_reg, \
+ .en_mask = _en_mask, \
+ .pll_en_bit = _pll_en_bit, \
+ .flags = _flags, \
+ .rst_bar_mask = _rst_bar_mask, \
+ .fmax = MT8196_PLL_FMAX, \
+ .fmin = MT8196_PLL_FMIN, \
+ .pd_reg = _pd_reg, \
+ .pd_shift = _pd_shift, \
+ .tuner_reg = _tuner_reg, \
+ .tuner_en_reg = _tuner_en_reg, \
+ .tuner_en_bit = _tuner_en_bit, \
+ .pcw_reg = _pcw_reg, \
+ .pcw_shift = _pcw_shift, \
+ .pcwbits = _pcwbits, \
+ .pcwibits = MT8196_INTEGER_BITS, \
+ }
+
+static const struct mtk_pll_data cpu_bl_plls[] = {
+ PLL(CLK_CPBL_ARMPLL_BL, "armpll-bl", ARMPLL_BL_CON0, ARMPLL_BL_CON0, 0,
+ 0, PLL_AO, BIT(0), ARMPLL_BL_CON1, 24, 0, 0, 0, ARMPLL_BL_CON1, 0, 22),
+};
+
+static const struct mtk_pll_data cpu_b_plls[] = {
+ PLL(CLK_CPB_ARMPLL_B, "armpll-b", ARMPLL_B_CON0, ARMPLL_B_CON0, 0, 0,
+ PLL_AO, BIT(0), ARMPLL_B_CON1, 24, 0, 0, 0, ARMPLL_B_CON1, 0, 22),
+};
+
+static const struct mtk_pll_data cpu_ll_plls[] = {
+ PLL(CLK_CPLL_ARMPLL_LL, "armpll-ll", ARMPLL_LL_CON0, ARMPLL_LL_CON0, 0,
+ 0, PLL_AO, BIT(0), ARMPLL_LL_CON1, 24, 0, 0, 0, ARMPLL_LL_CON1, 0, 22),
+};
+
+static const struct mtk_pll_data cci_plls[] = {
+ PLL(CLK_CCIPLL, "ccipll", CCIPLL_CON0, CCIPLL_CON0, 0, 0, PLL_AO,
+ BIT(0), CCIPLL_CON1, 24, 0, 0, 0, CCIPLL_CON1, 0, 22),
+};
+
+static const struct mtk_pll_data ptp_plls[] = {
+ PLL(CLK_PTPPLL, "ptppll", PTPPLL_CON0, PTPPLL_CON0, 0, 0, PLL_AO,
+ BIT(0), PTPPLL_CON1, 24, 0, 0, 0, PTPPLL_CON1, 0, 22),
+};
+
+static const struct of_device_id of_match_clk_mt8196_mcu[] = {
+ { .compatible = "mediatek,mt8196-armpll-bl-pll-ctrl",
+ .data = &cpu_bl_plls },
+ { .compatible = "mediatek,mt8196-armpll-b-pll-ctrl",
+ .data = &cpu_b_plls },
+ { .compatible = "mediatek,mt8196-armpll-ll-pll-ctrl",
+ .data = &cpu_ll_plls },
+ { .compatible = "mediatek,mt8196-ccipll-pll-ctrl", .data = &cci_plls },
+ { .compatible = "mediatek,mt8196-ptppll-pll-ctrl", .data = &ptp_plls },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_mcu);
+
+static int clk_mt8196_mcu_probe(struct platform_device *pdev)
+{
+ const struct mtk_pll_data *plls;
+ struct clk_hw_onecell_data *clk_data;
+ struct device_node *node = pdev->dev.of_node;
+ const int num_plls = 1;
+ int r;
+
+ plls = of_device_get_match_data(&pdev->dev);
+ if (!plls)
+ return -EINVAL;
+
+ clk_data = mtk_alloc_clk_data(num_plls);
+ if (!clk_data)
+ return -ENOMEM;
+
+ r = mtk_clk_register_plls(node, plls, num_plls, clk_data);
+ if (r)
+ goto free_clk_data;
+
+ r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
+ if (r)
+ goto unregister_plls;
+
+ platform_set_drvdata(pdev, clk_data);
+
+ return r;
+
+unregister_plls:
+ mtk_clk_unregister_plls(plls, num_plls, clk_data);
+free_clk_data:
+ mtk_free_clk_data(clk_data);
+
+ return r;
+}
+
+static void clk_mt8196_mcu_remove(struct platform_device *pdev)
+{
+ const struct mtk_pll_data *plls = of_device_get_match_data(&pdev->dev);
+ struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
+ struct device_node *node = pdev->dev.of_node;
+
+ of_clk_del_provider(node);
+ mtk_clk_unregister_plls(plls, 1, clk_data);
+ mtk_free_clk_data(clk_data);
+}
+
+static struct platform_driver clk_mt8196_mcu_drv = {
+ .probe = clk_mt8196_mcu_probe,
+ .remove = clk_mt8196_mcu_remove,
+ .driver = {
+ .name = "clk-mt8196-mcu",
+ .of_match_table = of_match_clk_mt8196_mcu,
+ },
+};
+module_platform_driver(clk_mt8196_mcu_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 mcusys clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-mdpsys.c b/drivers/clk/mediatek/clk-mt8196-mdpsys.c
new file mode 100644
index 000000000000..7667d88f0eb0
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-mdpsys.c
@@ -0,0 +1,186 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs mdp0_cg_regs = {
+ .set_ofs = 0x104,
+ .clr_ofs = 0x108,
+ .sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs mdp1_cg_regs = {
+ .set_ofs = 0x114,
+ .clr_ofs = 0x118,
+ .sta_ofs = 0x110,
+};
+
+static const struct mtk_gate_regs mdp2_cg_regs = {
+ .set_ofs = 0x124,
+ .clr_ofs = 0x128,
+ .sta_ofs = 0x120,
+};
+
+#define GATE_MDP0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mdp0_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_MDP1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mdp1_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_MDP2(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mdp2_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate mdp1_clks[] = {
+ /* MDP1-0 */
+ GATE_MDP0(CLK_MDP1_MDP_MUTEX0, "mdp1_mdp_mutex0", "mdp", 0),
+ GATE_MDP0(CLK_MDP1_SMI0, "mdp1_smi0", "mdp", 1),
+ GATE_MDP0(CLK_MDP1_APB_BUS, "mdp1_apb_bus", "mdp", 2),
+ GATE_MDP0(CLK_MDP1_MDP_RDMA0, "mdp1_mdp_rdma0", "mdp", 3),
+ GATE_MDP0(CLK_MDP1_MDP_RDMA1, "mdp1_mdp_rdma1", "mdp", 4),
+ GATE_MDP0(CLK_MDP1_MDP_RDMA2, "mdp1_mdp_rdma2", "mdp", 5),
+ GATE_MDP0(CLK_MDP1_MDP_BIRSZ0, "mdp1_mdp_birsz0", "mdp", 6),
+ GATE_MDP0(CLK_MDP1_MDP_HDR0, "mdp1_mdp_hdr0", "mdp", 7),
+ GATE_MDP0(CLK_MDP1_MDP_AAL0, "mdp1_mdp_aal0", "mdp", 8),
+ GATE_MDP0(CLK_MDP1_MDP_RSZ0, "mdp1_mdp_rsz0", "mdp", 9),
+ GATE_MDP0(CLK_MDP1_MDP_RSZ2, "mdp1_mdp_rsz2", "mdp", 10),
+ GATE_MDP0(CLK_MDP1_MDP_TDSHP0, "mdp1_mdp_tdshp0", "mdp", 11),
+ GATE_MDP0(CLK_MDP1_MDP_COLOR0, "mdp1_mdp_color0", "mdp", 12),
+ GATE_MDP0(CLK_MDP1_MDP_WROT0, "mdp1_mdp_wrot0", "mdp", 13),
+ GATE_MDP0(CLK_MDP1_MDP_WROT1, "mdp1_mdp_wrot1", "mdp", 14),
+ GATE_MDP0(CLK_MDP1_MDP_WROT2, "mdp1_mdp_wrot2", "mdp", 15),
+ GATE_MDP0(CLK_MDP1_MDP_FAKE_ENG0, "mdp1_mdp_fake_eng0", "mdp", 16),
+ GATE_MDP0(CLK_MDP1_APB_DB, "mdp1_apb_db", "mdp", 17),
+ GATE_MDP0(CLK_MDP1_MDP_DLI_ASYNC0, "mdp1_mdp_dli_async0", "mdp", 18),
+ GATE_MDP0(CLK_MDP1_MDP_DLI_ASYNC1, "mdp1_mdp_dli_async1", "mdp", 19),
+ GATE_MDP0(CLK_MDP1_MDP_DLO_ASYNC0, "mdp1_mdp_dlo_async0", "mdp", 20),
+ GATE_MDP0(CLK_MDP1_MDP_DLO_ASYNC1, "mdp1_mdp_dlo_async1", "mdp", 21),
+ GATE_MDP0(CLK_MDP1_MDP_DLI_ASYNC2, "mdp1_mdp_dli_async2", "mdp", 22),
+ GATE_MDP0(CLK_MDP1_MDP_DLO_ASYNC2, "mdp1_mdp_dlo_async2", "mdp", 23),
+ GATE_MDP0(CLK_MDP1_MDP_DLO_ASYNC3, "mdp1_mdp_dlo_async3", "mdp", 24),
+ GATE_MDP0(CLK_MDP1_IMG_DL_ASYNC0, "mdp1_img_dl_async0", "mdp", 25),
+ GATE_MDP0(CLK_MDP1_MDP_RROT0, "mdp1_mdp_rrot0", "mdp", 26),
+ GATE_MDP0(CLK_MDP1_MDP_MERGE0, "mdp1_mdp_merge0", "mdp", 27),
+ GATE_MDP0(CLK_MDP1_MDP_C3D0, "mdp1_mdp_c3d0", "mdp", 28),
+ GATE_MDP0(CLK_MDP1_MDP_FG0, "mdp1_mdp_fg0", "mdp", 29),
+ GATE_MDP0(CLK_MDP1_MDP_CLA2, "mdp1_mdp_cla2", "mdp", 30),
+ GATE_MDP0(CLK_MDP1_MDP_DLO_ASYNC4, "mdp1_mdp_dlo_async4", "mdp", 31),
+ /* MDP1-1 */
+ GATE_MDP1(CLK_MDP1_VPP_RSZ0, "mdp1_vpp_rsz0", "mdp", 0),
+ GATE_MDP1(CLK_MDP1_VPP_RSZ1, "mdp1_vpp_rsz1", "mdp", 1),
+ GATE_MDP1(CLK_MDP1_MDP_DLO_ASYNC5, "mdp1_mdp_dlo_async5", "mdp", 2),
+ GATE_MDP1(CLK_MDP1_IMG0, "mdp1_img0", "mdp", 3),
+ GATE_MDP1(CLK_MDP1_F26M, "mdp1_f26m", "clk26m", 27),
+ /* MDP1-2 */
+ GATE_MDP2(CLK_MDP1_IMG_DL_RELAY0, "mdp1_img_dl_relay0", "mdp", 0),
+ GATE_MDP2(CLK_MDP1_IMG_DL_RELAY1, "mdp1_img_dl_relay1", "mdp", 8),
+};
+
+static const struct mtk_clk_desc mdp1_mcd = {
+ .clks = mdp1_clks,
+ .num_clks = ARRAY_SIZE(mdp1_clks),
+ .need_runtime_pm = true,
+};
+
+
+static const struct mtk_gate mdp_clks[] = {
+ /* MDP0 */
+ GATE_MDP0(CLK_MDP_MDP_MUTEX0, "mdp_mdp_mutex0", "mdp", 0),
+ GATE_MDP0(CLK_MDP_SMI0, "mdp_smi0", "mdp", 1),
+ GATE_MDP0(CLK_MDP_APB_BUS, "mdp_apb_bus", "mdp", 2),
+ GATE_MDP0(CLK_MDP_MDP_RDMA0, "mdp_mdp_rdma0", "mdp", 3),
+ GATE_MDP0(CLK_MDP_MDP_RDMA1, "mdp_mdp_rdma1", "mdp", 4),
+ GATE_MDP0(CLK_MDP_MDP_RDMA2, "mdp_mdp_rdma2", "mdp", 5),
+ GATE_MDP0(CLK_MDP_MDP_BIRSZ0, "mdp_mdp_birsz0", "mdp", 6),
+ GATE_MDP0(CLK_MDP_MDP_HDR0, "mdp_mdp_hdr0", "mdp", 7),
+ GATE_MDP0(CLK_MDP_MDP_AAL0, "mdp_mdp_aal0", "mdp", 8),
+ GATE_MDP0(CLK_MDP_MDP_RSZ0, "mdp_mdp_rsz0", "mdp", 9),
+ GATE_MDP0(CLK_MDP_MDP_RSZ2, "mdp_mdp_rsz2", "mdp", 10),
+ GATE_MDP0(CLK_MDP_MDP_TDSHP0, "mdp_mdp_tdshp0", "mdp", 11),
+ GATE_MDP0(CLK_MDP_MDP_COLOR0, "mdp_mdp_color0", "mdp", 12),
+ GATE_MDP0(CLK_MDP_MDP_WROT0, "mdp_mdp_wrot0", "mdp", 13),
+ GATE_MDP0(CLK_MDP_MDP_WROT1, "mdp_mdp_wrot1", "mdp", 14),
+ GATE_MDP0(CLK_MDP_MDP_WROT2, "mdp_mdp_wrot2", "mdp", 15),
+ GATE_MDP0(CLK_MDP_MDP_FAKE_ENG0, "mdp_mdp_fake_eng0", "mdp", 16),
+ GATE_MDP0(CLK_MDP_APB_DB, "mdp_apb_db", "mdp", 17),
+ GATE_MDP0(CLK_MDP_MDP_DLI_ASYNC0, "mdp_mdp_dli_async0", "mdp", 18),
+ GATE_MDP0(CLK_MDP_MDP_DLI_ASYNC1, "mdp_mdp_dli_async1", "mdp", 19),
+ GATE_MDP0(CLK_MDP_MDP_DLO_ASYNC0, "mdp_mdp_dlo_async0", "mdp", 20),
+ GATE_MDP0(CLK_MDP_MDP_DLO_ASYNC1, "mdp_mdp_dlo_async1", "mdp", 21),
+ GATE_MDP0(CLK_MDP_MDP_DLI_ASYNC2, "mdp_mdp_dli_async2", "mdp", 22),
+ GATE_MDP0(CLK_MDP_MDP_DLO_ASYNC2, "mdp_mdp_dlo_async2", "mdp", 23),
+ GATE_MDP0(CLK_MDP_MDP_DLO_ASYNC3, "mdp_mdp_dlo_async3", "mdp", 24),
+ GATE_MDP0(CLK_MDP_IMG_DL_ASYNC0, "mdp_img_dl_async0", "mdp", 25),
+ GATE_MDP0(CLK_MDP_MDP_RROT0, "mdp_mdp_rrot0", "mdp", 26),
+ GATE_MDP0(CLK_MDP_MDP_MERGE0, "mdp_mdp_merge0", "mdp", 27),
+ GATE_MDP0(CLK_MDP_MDP_C3D0, "mdp_mdp_c3d0", "mdp", 28),
+ GATE_MDP0(CLK_MDP_MDP_FG0, "mdp_mdp_fg0", "mdp", 29),
+ GATE_MDP0(CLK_MDP_MDP_CLA2, "mdp_mdp_cla2", "mdp", 30),
+ GATE_MDP0(CLK_MDP_MDP_DLO_ASYNC4, "mdp_mdp_dlo_async4", "mdp", 31),
+ /* MDP1 */
+ GATE_MDP1(CLK_MDP_VPP_RSZ0, "mdp_vpp_rsz0", "mdp", 0),
+ GATE_MDP1(CLK_MDP_VPP_RSZ1, "mdp_vpp_rsz1", "mdp", 1),
+ GATE_MDP1(CLK_MDP_MDP_DLO_ASYNC5, "mdp_mdp_dlo_async5", "mdp", 2),
+ GATE_MDP1(CLK_MDP_IMG0, "mdp_img0", "mdp", 3),
+ GATE_MDP1(CLK_MDP_F26M, "mdp_f26m", "clk26m", 27),
+ /* MDP2 */
+ GATE_MDP2(CLK_MDP_IMG_DL_RELAY0, "mdp_img_dl_relay0", "mdp", 0),
+ GATE_MDP2(CLK_MDP_IMG_DL_RELAY1, "mdp_img_dl_relay1", "mdp", 8),
+};
+
+static const struct mtk_clk_desc mdp_mcd = {
+ .clks = mdp_clks,
+ .num_clks = ARRAY_SIZE(mdp_clks),
+ .need_runtime_pm = true,
+};
+
+static const struct of_device_id of_match_clk_mt8196_mdpsys[] = {
+ { .compatible = "mediatek,mt8196-mdpsys0", .data = &mdp_mcd },
+ { .compatible = "mediatek,mt8196-mdpsys1", .data = &mdp1_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_mdpsys);
+
+static struct platform_driver clk_mt8196_mdpsys_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-mdpsys",
+ .of_match_table = of_match_clk_mt8196_mdpsys,
+ },
+};
+module_platform_driver(clk_mt8196_mdpsys_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 Multimedia Data Path clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-mfg.c b/drivers/clk/mediatek/clk-mt8196-mfg.c
new file mode 100644
index 000000000000..ae1eb9de79ae
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-mfg.c
@@ -0,0 +1,150 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-pll.h"
+
+#define MFGPLL_CON0 0x008
+#define MFGPLL_CON1 0x00c
+#define MFGPLL_CON2 0x010
+#define MFGPLL_CON3 0x014
+#define MFGPLL_SC0_CON0 0x008
+#define MFGPLL_SC0_CON1 0x00c
+#define MFGPLL_SC0_CON2 0x010
+#define MFGPLL_SC0_CON3 0x014
+#define MFGPLL_SC1_CON0 0x008
+#define MFGPLL_SC1_CON1 0x00c
+#define MFGPLL_SC1_CON2 0x010
+#define MFGPLL_SC1_CON3 0x014
+
+#define MT8196_PLL_FMAX (3800UL * MHZ)
+#define MT8196_PLL_FMIN (1500UL * MHZ)
+#define MT8196_INTEGER_BITS 8
+
+#define PLL(_id, _name, _reg, _en_reg, _en_mask, _pll_en_bit, \
+ _flags, _rst_bar_mask, \
+ _pd_reg, _pd_shift, _tuner_reg, \
+ _tuner_en_reg, _tuner_en_bit, \
+ _pcw_reg, _pcw_shift, _pcwbits) { \
+ .id = _id, \
+ .name = _name, \
+ .reg = _reg, \
+ .en_reg = _en_reg, \
+ .en_mask = _en_mask, \
+ .pll_en_bit = _pll_en_bit, \
+ .flags = _flags, \
+ .rst_bar_mask = _rst_bar_mask, \
+ .fmax = MT8196_PLL_FMAX, \
+ .fmin = MT8196_PLL_FMIN, \
+ .pd_reg = _pd_reg, \
+ .pd_shift = _pd_shift, \
+ .tuner_reg = _tuner_reg, \
+ .tuner_en_reg = _tuner_en_reg, \
+ .tuner_en_bit = _tuner_en_bit, \
+ .pcw_reg = _pcw_reg, \
+ .pcw_shift = _pcw_shift, \
+ .pcwbits = _pcwbits, \
+ .pcwibits = MT8196_INTEGER_BITS, \
+ }
+
+static const struct mtk_pll_data mfg_ao_plls[] = {
+ PLL(CLK_MFG_AO_MFGPLL, "mfgpll", MFGPLL_CON0, MFGPLL_CON0, 0, 0, 0,
+ BIT(0), MFGPLL_CON1, 24, 0, 0, 0,
+ MFGPLL_CON1, 0, 22),
+};
+
+static const struct mtk_pll_data mfgsc0_ao_plls[] = {
+ PLL(CLK_MFGSC0_AO_MFGPLL_SC0, "mfgpll-sc0", MFGPLL_SC0_CON0,
+ MFGPLL_SC0_CON0, 0, 0, 0, BIT(0), MFGPLL_SC0_CON1, 24, 0, 0, 0,
+ MFGPLL_SC0_CON1, 0, 22),
+};
+
+static const struct mtk_pll_data mfgsc1_ao_plls[] = {
+ PLL(CLK_MFGSC1_AO_MFGPLL_SC1, "mfgpll-sc1", MFGPLL_SC1_CON0,
+ MFGPLL_SC1_CON0, 0, 0, 0, BIT(0), MFGPLL_SC1_CON1, 24, 0, 0, 0,
+ MFGPLL_SC1_CON1, 0, 22),
+};
+
+static const struct of_device_id of_match_clk_mt8196_mfg[] = {
+ { .compatible = "mediatek,mt8196-mfgpll-pll-ctrl",
+ .data = &mfg_ao_plls },
+ { .compatible = "mediatek,mt8196-mfgpll-sc0-pll-ctrl",
+ .data = &mfgsc0_ao_plls },
+ { .compatible = "mediatek,mt8196-mfgpll-sc1-pll-ctrl",
+ .data = &mfgsc1_ao_plls },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_mfg);
+
+static int clk_mt8196_mfg_probe(struct platform_device *pdev)
+{
+ const struct mtk_pll_data *plls;
+ struct clk_hw_onecell_data *clk_data;
+ struct device_node *node = pdev->dev.of_node;
+ const int num_plls = 1;
+ int r;
+
+ plls = of_device_get_match_data(&pdev->dev);
+ if (!plls)
+ return -EINVAL;
+
+ clk_data = mtk_alloc_clk_data(num_plls);
+ if (!clk_data)
+ return -ENOMEM;
+
+ r = mtk_clk_register_plls(node, plls, num_plls, clk_data);
+ if (r)
+ goto free_clk_data;
+
+ r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
+ if (r)
+ goto unregister_plls;
+
+ platform_set_drvdata(pdev, clk_data);
+
+ return r;
+
+unregister_plls:
+ mtk_clk_unregister_plls(plls, num_plls, clk_data);
+free_clk_data:
+ mtk_free_clk_data(clk_data);
+
+ return r;
+}
+
+static void clk_mt8196_mfg_remove(struct platform_device *pdev)
+{
+ const struct mtk_pll_data *plls = of_device_get_match_data(&pdev->dev);
+ struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
+ struct device_node *node = pdev->dev.of_node;
+
+ of_clk_del_provider(node);
+ mtk_clk_unregister_plls(plls, 1, clk_data);
+ mtk_free_clk_data(clk_data);
+}
+
+static struct platform_driver clk_mt8196_mfg_drv = {
+ .probe = clk_mt8196_mfg_probe,
+ .remove = clk_mt8196_mfg_remove,
+ .driver = {
+ .name = "clk-mt8196-mfg",
+ .of_match_table = of_match_clk_mt8196_mfg,
+ },
+};
+module_platform_driver(clk_mt8196_mfg_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 GPU mfg clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-ovl0.c b/drivers/clk/mediatek/clk-mt8196-ovl0.c
new file mode 100644
index 000000000000..d4affd14d2c4
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-ovl0.c
@@ -0,0 +1,154 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs ovl0_cg_regs = {
+ .set_ofs = 0x104,
+ .clr_ofs = 0x108,
+ .sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs ovl0_hwv_regs = {
+ .set_ofs = 0x0060,
+ .clr_ofs = 0x0064,
+ .sta_ofs = 0x2c30,
+};
+
+static const struct mtk_gate_regs ovl1_cg_regs = {
+ .set_ofs = 0x114,
+ .clr_ofs = 0x118,
+ .sta_ofs = 0x110,
+};
+
+static const struct mtk_gate_regs ovl1_hwv_regs = {
+ .set_ofs = 0x0068,
+ .clr_ofs = 0x006c,
+ .sta_ofs = 0x2c34,
+};
+
+#define GATE_HWV_OVL0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ovl0_cg_regs, \
+ .hwv_regs = &ovl0_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_OVL1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ovl1_cg_regs, \
+ .hwv_regs = &ovl1_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+static const struct mtk_gate ovl_clks[] = {
+ /* OVL0 */
+ GATE_HWV_OVL0(CLK_OVLSYS_CONFIG, "ovlsys_config", "disp", 0),
+ GATE_HWV_OVL0(CLK_OVL_FAKE_ENG0, "ovl_fake_eng0", "disp", 1),
+ GATE_HWV_OVL0(CLK_OVL_FAKE_ENG1, "ovl_fake_eng1", "disp", 2),
+ GATE_HWV_OVL0(CLK_OVL_MUTEX0, "ovl_mutex0", "disp", 3),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA0, "ovl_exdma0", "disp", 4),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA1, "ovl_exdma1", "disp", 5),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA2, "ovl_exdma2", "disp", 6),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA3, "ovl_exdma3", "disp", 7),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA4, "ovl_exdma4", "disp", 8),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA5, "ovl_exdma5", "disp", 9),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA6, "ovl_exdma6", "disp", 10),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA7, "ovl_exdma7", "disp", 11),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA8, "ovl_exdma8", "disp", 12),
+ GATE_HWV_OVL0(CLK_OVL_EXDMA9, "ovl_exdma9", "disp", 13),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER0, "ovl_blender0", "disp", 14),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER1, "ovl_blender1", "disp", 15),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER2, "ovl_blender2", "disp", 16),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER3, "ovl_blender3", "disp", 17),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER4, "ovl_blender4", "disp", 18),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER5, "ovl_blender5", "disp", 19),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER6, "ovl_blender6", "disp", 20),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER7, "ovl_blender7", "disp", 21),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER8, "ovl_blender8", "disp", 22),
+ GATE_HWV_OVL0(CLK_OVL_BLENDER9, "ovl_blender9", "disp", 23),
+ GATE_HWV_OVL0(CLK_OVL_OUTPROC0, "ovl_outproc0", "disp", 24),
+ GATE_HWV_OVL0(CLK_OVL_OUTPROC1, "ovl_outproc1", "disp", 25),
+ GATE_HWV_OVL0(CLK_OVL_OUTPROC2, "ovl_outproc2", "disp", 26),
+ GATE_HWV_OVL0(CLK_OVL_OUTPROC3, "ovl_outproc3", "disp", 27),
+ GATE_HWV_OVL0(CLK_OVL_OUTPROC4, "ovl_outproc4", "disp", 28),
+ GATE_HWV_OVL0(CLK_OVL_OUTPROC5, "ovl_outproc5", "disp", 29),
+ GATE_HWV_OVL0(CLK_OVL_MDP_RSZ0, "ovl_mdp_rsz0", "disp", 30),
+ GATE_HWV_OVL0(CLK_OVL_MDP_RSZ1, "ovl_mdp_rsz1", "disp", 31),
+ /* OVL1 */
+ GATE_HWV_OVL1(CLK_OVL_DISP_WDMA0, "ovl_disp_wdma0", "disp", 0),
+ GATE_HWV_OVL1(CLK_OVL_DISP_WDMA1, "ovl_disp_wdma1", "disp", 1),
+ GATE_HWV_OVL1(CLK_OVL_UFBC_WDMA0, "ovl_ufbc_wdma0", "disp", 2),
+ GATE_HWV_OVL1(CLK_OVL_MDP_RDMA0, "ovl_mdp_rdma0", "disp", 3),
+ GATE_HWV_OVL1(CLK_OVL_MDP_RDMA1, "ovl_mdp_rdma1", "disp", 4),
+ GATE_HWV_OVL1(CLK_OVL_BWM0, "ovl_bwm0", "disp", 5),
+ GATE_HWV_OVL1(CLK_OVL_DLI0, "ovl_dli0", "disp", 6),
+ GATE_HWV_OVL1(CLK_OVL_DLI1, "ovl_dli1", "disp", 7),
+ GATE_HWV_OVL1(CLK_OVL_DLI2, "ovl_dli2", "disp", 8),
+ GATE_HWV_OVL1(CLK_OVL_DLI3, "ovl_dli3", "disp", 9),
+ GATE_HWV_OVL1(CLK_OVL_DLI4, "ovl_dli4", "disp", 10),
+ GATE_HWV_OVL1(CLK_OVL_DLI5, "ovl_dli5", "disp", 11),
+ GATE_HWV_OVL1(CLK_OVL_DLI6, "ovl_dli6", "disp", 12),
+ GATE_HWV_OVL1(CLK_OVL_DLI7, "ovl_dli7", "disp", 13),
+ GATE_HWV_OVL1(CLK_OVL_DLI8, "ovl_dli8", "disp", 14),
+ GATE_HWV_OVL1(CLK_OVL_DLO0, "ovl_dlo0", "disp", 15),
+ GATE_HWV_OVL1(CLK_OVL_DLO1, "ovl_dlo1", "disp", 16),
+ GATE_HWV_OVL1(CLK_OVL_DLO2, "ovl_dlo2", "disp", 17),
+ GATE_HWV_OVL1(CLK_OVL_DLO3, "ovl_dlo3", "disp", 18),
+ GATE_HWV_OVL1(CLK_OVL_DLO4, "ovl_dlo4", "disp", 19),
+ GATE_HWV_OVL1(CLK_OVL_DLO5, "ovl_dlo5", "disp", 20),
+ GATE_HWV_OVL1(CLK_OVL_DLO6, "ovl_dlo6", "disp", 21),
+ GATE_HWV_OVL1(CLK_OVL_DLO7, "ovl_dlo7", "disp", 22),
+ GATE_HWV_OVL1(CLK_OVL_DLO8, "ovl_dlo8", "disp", 23),
+ GATE_HWV_OVL1(CLK_OVL_DLO9, "ovl_dlo9", "disp", 24),
+ GATE_HWV_OVL1(CLK_OVL_DLO10, "ovl_dlo10", "disp", 25),
+ GATE_HWV_OVL1(CLK_OVL_DLO11, "ovl_dlo11", "disp", 26),
+ GATE_HWV_OVL1(CLK_OVL_DLO12, "ovl_dlo12", "disp", 27),
+ GATE_HWV_OVL1(CLK_OVLSYS_RELAY0, "ovlsys_relay0", "disp", 28),
+ GATE_HWV_OVL1(CLK_OVL_INLINEROT0, "ovl_inlinerot0", "disp", 29),
+ GATE_HWV_OVL1(CLK_OVL_SMI, "ovl_smi", "disp", 30),
+};
+
+static const struct mtk_clk_desc ovl_mcd = {
+ .clks = ovl_clks,
+ .num_clks = ARRAY_SIZE(ovl_clks),
+};
+
+static const struct platform_device_id clk_mt8196_ovl0_id_table[] = {
+ { .name = "clk-mt8196-ovl0", .driver_data = (kernel_ulong_t)&ovl_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(platform, clk_mt8196_ovl0_id_table);
+
+static struct platform_driver clk_mt8196_ovl0_drv = {
+ .probe = mtk_clk_pdev_probe,
+ .remove = mtk_clk_pdev_remove,
+ .driver = {
+ .name = "clk-mt8196-ovl0",
+ },
+ .id_table = clk_mt8196_ovl0_id_table,
+};
+module_platform_driver(clk_mt8196_ovl0_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 ovl0 clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-ovl1.c b/drivers/clk/mediatek/clk-mt8196-ovl1.c
new file mode 100644
index 000000000000..c8843d0d3ede
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-ovl1.c
@@ -0,0 +1,154 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs ovl10_cg_regs = {
+ .set_ofs = 0x104,
+ .clr_ofs = 0x108,
+ .sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs ovl10_hwv_regs = {
+ .set_ofs = 0x0050,
+ .clr_ofs = 0x0054,
+ .sta_ofs = 0x2c28,
+};
+
+static const struct mtk_gate_regs ovl11_cg_regs = {
+ .set_ofs = 0x114,
+ .clr_ofs = 0x118,
+ .sta_ofs = 0x110,
+};
+
+static const struct mtk_gate_regs ovl11_hwv_regs = {
+ .set_ofs = 0x0058,
+ .clr_ofs = 0x005c,
+ .sta_ofs = 0x2c2c,
+};
+
+#define GATE_HWV_OVL10(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ovl10_cg_regs, \
+ .hwv_regs = &ovl10_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_OVL11(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ovl11_cg_regs, \
+ .hwv_regs = &ovl11_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+static const struct mtk_gate ovl1_clks[] = {
+ /* OVL10 */
+ GATE_HWV_OVL10(CLK_OVL1_OVLSYS_CONFIG, "ovl1_ovlsys_config", "disp", 0),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_FAKE_ENG0, "ovl1_ovl_fake_eng0", "disp", 1),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_FAKE_ENG1, "ovl1_ovl_fake_eng1", "disp", 2),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_MUTEX0, "ovl1_ovl_mutex0", "disp", 3),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA0, "ovl1_ovl_exdma0", "disp", 4),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA1, "ovl1_ovl_exdma1", "disp", 5),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA2, "ovl1_ovl_exdma2", "disp", 6),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA3, "ovl1_ovl_exdma3", "disp", 7),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA4, "ovl1_ovl_exdma4", "disp", 8),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA5, "ovl1_ovl_exdma5", "disp", 9),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA6, "ovl1_ovl_exdma6", "disp", 10),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA7, "ovl1_ovl_exdma7", "disp", 11),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA8, "ovl1_ovl_exdma8", "disp", 12),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_EXDMA9, "ovl1_ovl_exdma9", "disp", 13),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER0, "ovl1_ovl_blender0", "disp", 14),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER1, "ovl1_ovl_blender1", "disp", 15),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER2, "ovl1_ovl_blender2", "disp", 16),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER3, "ovl1_ovl_blender3", "disp", 17),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER4, "ovl1_ovl_blender4", "disp", 18),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER5, "ovl1_ovl_blender5", "disp", 19),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER6, "ovl1_ovl_blender6", "disp", 20),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER7, "ovl1_ovl_blender7", "disp", 21),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER8, "ovl1_ovl_blender8", "disp", 22),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_BLENDER9, "ovl1_ovl_blender9", "disp", 23),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC0, "ovl1_ovl_outproc0", "disp", 24),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC1, "ovl1_ovl_outproc1", "disp", 25),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC2, "ovl1_ovl_outproc2", "disp", 26),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC3, "ovl1_ovl_outproc3", "disp", 27),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC4, "ovl1_ovl_outproc4", "disp", 28),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_OUTPROC5, "ovl1_ovl_outproc5", "disp", 29),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_MDP_RSZ0, "ovl1_ovl_mdp_rsz0", "disp", 30),
+ GATE_HWV_OVL10(CLK_OVL1_OVL_MDP_RSZ1, "ovl1_ovl_mdp_rsz1", "disp", 31),
+ /* OVL11 */
+ GATE_HWV_OVL11(CLK_OVL1_OVL_DISP_WDMA0, "ovl1_ovl_disp_wdma0", "disp", 0),
+ GATE_HWV_OVL11(CLK_OVL1_OVL_DISP_WDMA1, "ovl1_ovl_disp_wdma1", "disp", 1),
+ GATE_HWV_OVL11(CLK_OVL1_OVL_UFBC_WDMA0, "ovl1_ovl_ufbc_wdma0", "disp", 2),
+ GATE_HWV_OVL11(CLK_OVL1_OVL_MDP_RDMA0, "ovl1_ovl_mdp_rdma0", "disp", 3),
+ GATE_HWV_OVL11(CLK_OVL1_OVL_MDP_RDMA1, "ovl1_ovl_mdp_rdma1", "disp", 4),
+ GATE_HWV_OVL11(CLK_OVL1_OVL_BWM0, "ovl1_ovl_bwm0", "disp", 5),
+ GATE_HWV_OVL11(CLK_OVL1_DLI0, "ovl1_dli0", "disp", 6),
+ GATE_HWV_OVL11(CLK_OVL1_DLI1, "ovl1_dli1", "disp", 7),
+ GATE_HWV_OVL11(CLK_OVL1_DLI2, "ovl1_dli2", "disp", 8),
+ GATE_HWV_OVL11(CLK_OVL1_DLI3, "ovl1_dli3", "disp", 9),
+ GATE_HWV_OVL11(CLK_OVL1_DLI4, "ovl1_dli4", "disp", 10),
+ GATE_HWV_OVL11(CLK_OVL1_DLI5, "ovl1_dli5", "disp", 11),
+ GATE_HWV_OVL11(CLK_OVL1_DLI6, "ovl1_dli6", "disp", 12),
+ GATE_HWV_OVL11(CLK_OVL1_DLI7, "ovl1_dli7", "disp", 13),
+ GATE_HWV_OVL11(CLK_OVL1_DLI8, "ovl1_dli8", "disp", 14),
+ GATE_HWV_OVL11(CLK_OVL1_DLO0, "ovl1_dlo0", "disp", 15),
+ GATE_HWV_OVL11(CLK_OVL1_DLO1, "ovl1_dlo1", "disp", 16),
+ GATE_HWV_OVL11(CLK_OVL1_DLO2, "ovl1_dlo2", "disp", 17),
+ GATE_HWV_OVL11(CLK_OVL1_DLO3, "ovl1_dlo3", "disp", 18),
+ GATE_HWV_OVL11(CLK_OVL1_DLO4, "ovl1_dlo4", "disp", 19),
+ GATE_HWV_OVL11(CLK_OVL1_DLO5, "ovl1_dlo5", "disp", 20),
+ GATE_HWV_OVL11(CLK_OVL1_DLO6, "ovl1_dlo6", "disp", 21),
+ GATE_HWV_OVL11(CLK_OVL1_DLO7, "ovl1_dlo7", "disp", 22),
+ GATE_HWV_OVL11(CLK_OVL1_DLO8, "ovl1_dlo8", "disp", 23),
+ GATE_HWV_OVL11(CLK_OVL1_DLO9, "ovl1_dlo9", "disp", 24),
+ GATE_HWV_OVL11(CLK_OVL1_DLO10, "ovl1_dlo10", "disp", 25),
+ GATE_HWV_OVL11(CLK_OVL1_DLO11, "ovl1_dlo11", "disp", 26),
+ GATE_HWV_OVL11(CLK_OVL1_DLO12, "ovl1_dlo12", "disp", 27),
+ GATE_HWV_OVL11(CLK_OVL1_OVLSYS_RELAY0, "ovl1_ovlsys_relay0", "disp", 28),
+ GATE_HWV_OVL11(CLK_OVL1_OVL_INLINEROT0, "ovl1_ovl_inlinerot0", "disp", 29),
+ GATE_HWV_OVL11(CLK_OVL1_SMI, "ovl1_smi", "disp", 30),
+};
+
+static const struct mtk_clk_desc ovl1_mcd = {
+ .clks = ovl1_clks,
+ .num_clks = ARRAY_SIZE(ovl1_clks),
+};
+
+static const struct platform_device_id clk_mt8196_ovl1_id_table[] = {
+ { .name = "clk-mt8196-ovl1", .driver_data = (kernel_ulong_t)&ovl1_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(platform, clk_mt8196_ovl1_id_table);
+
+static struct platform_driver clk_mt8196_ovl1_drv = {
+ .probe = mtk_clk_pdev_probe,
+ .remove = mtk_clk_pdev_remove,
+ .driver = {
+ .name = "clk-mt8196-ovl1",
+ },
+ .id_table = clk_mt8196_ovl1_id_table,
+};
+module_platform_driver(clk_mt8196_ovl1_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 ovl1 clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-peri_ao.c b/drivers/clk/mediatek/clk-mt8196-peri_ao.c
new file mode 100644
index 000000000000..f227a86c5d60
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-peri_ao.c
@@ -0,0 +1,142 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs peri_ao0_cg_regs = {
+ .set_ofs = 0x24,
+ .clr_ofs = 0x28,
+ .sta_ofs = 0x10,
+};
+
+static const struct mtk_gate_regs peri_ao1_cg_regs = {
+ .set_ofs = 0x2c,
+ .clr_ofs = 0x30,
+ .sta_ofs = 0x14,
+};
+
+static const struct mtk_gate_regs peri_ao1_hwv_regs = {
+ .set_ofs = 0x0008,
+ .clr_ofs = 0x000c,
+ .sta_ofs = 0x2c04,
+};
+
+static const struct mtk_gate_regs peri_ao2_cg_regs = {
+ .set_ofs = 0x34,
+ .clr_ofs = 0x38,
+ .sta_ofs = 0x18,
+};
+
+#define GATE_PERI_AO0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &peri_ao0_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_PERI_AO1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &peri_ao1_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_HWV_PERI_AO1(_id, _name, _parent, _shift) {\
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &peri_ao1_cg_regs, \
+ .hwv_regs = &peri_ao1_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ }
+
+#define GATE_PERI_AO2(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &peri_ao2_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate peri_ao_clks[] = {
+ /* PERI_AO0 */
+ GATE_PERI_AO0(CLK_PERI_AO_UART0_BCLK, "peri_ao_uart0_bclk", "uart", 0),
+ GATE_PERI_AO0(CLK_PERI_AO_UART1_BCLK, "peri_ao_uart1_bclk", "uart", 1),
+ GATE_PERI_AO0(CLK_PERI_AO_UART2_BCLK, "peri_ao_uart2_bclk", "uart", 2),
+ GATE_PERI_AO0(CLK_PERI_AO_UART3_BCLK, "peri_ao_uart3_bclk", "uart", 3),
+ GATE_PERI_AO0(CLK_PERI_AO_UART4_BCLK, "peri_ao_uart4_bclk", "uart", 4),
+ GATE_PERI_AO0(CLK_PERI_AO_UART5_BCLK, "peri_ao_uart5_bclk", "uart", 5),
+ GATE_PERI_AO0(CLK_PERI_AO_PWM_X16W_HCLK, "peri_ao_pwm_x16w", "p_axi", 12),
+ GATE_PERI_AO0(CLK_PERI_AO_PWM_X16W_BCLK, "peri_ao_pwm_x16w_bclk", "pwm", 13),
+ GATE_PERI_AO0(CLK_PERI_AO_PWM_PWM_BCLK0, "peri_ao_pwm_pwm_bclk0", "pwm", 14),
+ GATE_PERI_AO0(CLK_PERI_AO_PWM_PWM_BCLK1, "peri_ao_pwm_pwm_bclk1", "pwm", 15),
+ GATE_PERI_AO0(CLK_PERI_AO_PWM_PWM_BCLK2, "peri_ao_pwm_pwm_bclk2", "pwm", 16),
+ GATE_PERI_AO0(CLK_PERI_AO_PWM_PWM_BCLK3, "peri_ao_pwm_pwm_bclk3", "pwm", 17),
+ /* PERI_AO1 */
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI0_BCLK, "peri_ao_spi0_bclk", "spi0_b", 0),
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI1_BCLK, "peri_ao_spi1_bclk", "spi1_b", 2),
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI2_BCLK, "peri_ao_spi2_bclk", "spi2_b", 3),
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI3_BCLK, "peri_ao_spi3_bclk", "spi3_b", 4),
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI4_BCLK, "peri_ao_spi4_bclk", "spi4_b", 5),
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI5_BCLK, "peri_ao_spi5_bclk", "spi5_b", 6),
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI6_BCLK, "peri_ao_spi6_bclk", "spi6_b", 7),
+ GATE_HWV_PERI_AO1(CLK_PERI_AO_SPI7_BCLK, "peri_ao_spi7_bclk", "spi7_b", 8),
+ GATE_PERI_AO1(CLK_PERI_AO_FLASHIF_FLASH, "peri_ao_flashif_flash", "peri_ao_flashif_27m",
+ 18),
+ GATE_PERI_AO1(CLK_PERI_AO_FLASHIF_27M, "peri_ao_flashif_27m", "sflash", 19),
+ GATE_PERI_AO1(CLK_PERI_AO_FLASHIF_DRAM, "peri_ao_flashif_dram", "p_axi", 20),
+ GATE_PERI_AO1(CLK_PERI_AO_FLASHIF_AXI, "peri_ao_flashif_axi", "peri_ao_flashif_dram", 21),
+ GATE_PERI_AO1(CLK_PERI_AO_FLASHIF_BCLK, "peri_ao_flashif_bclk", "p_axi", 22),
+ GATE_PERI_AO1(CLK_PERI_AO_AP_DMA_X32W_BCLK, "peri_ao_ap_dma_x32w_bclk", "p_axi", 26),
+ /* PERI_AO2 */
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC1_MSDC_SRC, "peri_ao_msdc1_msdc_src", "msdc30_1", 1),
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC1_HCLK, "peri_ao_msdc1", "peri_ao_msdc1_axi", 2),
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC1_AXI, "peri_ao_msdc1_axi", "p_axi", 3),
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC1_HCLK_WRAP, "peri_ao_msdc1_h_wrap", "peri_ao_msdc1", 4),
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC2_MSDC_SRC, "peri_ao_msdc2_msdc_src", "msdc30_2", 10),
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC2_HCLK, "peri_ao_msdc2", "peri_ao_msdc2_axi", 11),
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC2_AXI, "peri_ao_msdc2_axi", "p_axi", 12),
+ GATE_PERI_AO2(CLK_PERI_AO_MSDC2_HCLK_WRAP, "peri_ao_msdc2_h_wrap", "peri_ao_msdc2", 13),
+};
+
+static const struct mtk_clk_desc peri_ao_mcd = {
+ .clks = peri_ao_clks,
+ .num_clks = ARRAY_SIZE(peri_ao_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8196_peri_ao[] = {
+ { .compatible = "mediatek,mt8196-pericfg-ao", .data = &peri_ao_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_peri_ao);
+
+static struct platform_driver clk_mt8196_peri_ao_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-peri-ao",
+ .of_match_table = of_match_clk_mt8196_peri_ao,
+ },
+};
+
+MODULE_DESCRIPTION("MediaTek MT8196 pericfg_ao clock controller driver");
+module_platform_driver(clk_mt8196_peri_ao_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-pextp.c b/drivers/clk/mediatek/clk-mt8196-pextp.c
new file mode 100644
index 000000000000..3e505ecc4b6e
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-pextp.c
@@ -0,0 +1,131 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+#include <dt-bindings/reset/mediatek,mt8196-resets.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+#include "reset.h"
+
+#define MT8196_PEXTP_RST0_SET_OFFSET 0x8
+
+static const struct mtk_gate_regs pext_cg_regs = {
+ .set_ofs = 0x18,
+ .clr_ofs = 0x1c,
+ .sta_ofs = 0x14,
+};
+
+#define GATE_PEXT(_id, _name, _parent, _shift) {\
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &pext_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr,\
+ }
+
+static const struct mtk_gate pext_clks[] = {
+ GATE_PEXT(CLK_PEXT_PEXTP_MAC_P0_TL, "pext_pm0_tl", "tl", 0),
+ GATE_PEXT(CLK_PEXT_PEXTP_MAC_P0_REF, "pext_pm0_ref", "clk26m", 1),
+ GATE_PEXT(CLK_PEXT_PEXTP_PHY_P0_MCU_BUS, "pext_pp0_mcu_bus", "clk26m", 6),
+ GATE_PEXT(CLK_PEXT_PEXTP_PHY_P0_PEXTP_REF, "pext_pp0_pextp_ref", "clk26m", 7),
+ GATE_PEXT(CLK_PEXT_PEXTP_MAC_P0_AXI_250, "pext_pm0_axi_250", "ufs_pexpt0_mem_sub", 12),
+ GATE_PEXT(CLK_PEXT_PEXTP_MAC_P0_AHB_APB, "pext_pm0_ahb_apb", "ufs_pextp0_axi", 13),
+ GATE_PEXT(CLK_PEXT_PEXTP_MAC_P0_PL_P, "pext_pm0_pl_p", "clk26m", 14),
+ GATE_PEXT(CLK_PEXT_PEXTP_VLP_AO_P0_LP, "pext_pextp_vlp_ao_p0_lp", "clk26m", 19),
+};
+
+static u16 pext_rst_ofs[] = { MT8196_PEXTP_RST0_SET_OFFSET };
+
+static u16 pext_rst_idx_map[] = {
+ [MT8196_PEXTP0_RST0_PCIE0_MAC] = 0,
+ [MT8196_PEXTP0_RST0_PCIE0_PHY] = 1,
+};
+
+static const struct mtk_clk_rst_desc pext_rst_desc = {
+ .version = MTK_RST_SET_CLR,
+ .rst_bank_ofs = pext_rst_ofs,
+ .rst_bank_nr = ARRAY_SIZE(pext_rst_ofs),
+ .rst_idx_map = pext_rst_idx_map,
+ .rst_idx_map_nr = ARRAY_SIZE(pext_rst_idx_map),
+};
+
+static const struct mtk_clk_desc pext_mcd = {
+ .clks = pext_clks,
+ .num_clks = ARRAY_SIZE(pext_clks),
+ .rst_desc = &pext_rst_desc,
+};
+
+static const struct mtk_gate pext1_clks[] = {
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P1_TL, "pext1_pm1_tl", "tl_p1", 0),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P1_REF, "pext1_pm1_ref", "clk26m", 1),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P2_TL, "pext1_pm2_tl", "tl_p2", 2),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P2_REF, "pext1_pm2_ref", "clk26m", 3),
+ GATE_PEXT(CLK_PEXT1_PEXTP_PHY_P1_MCU_BUS, "pext1_pp1_mcu_bus", "clk26m", 8),
+ GATE_PEXT(CLK_PEXT1_PEXTP_PHY_P1_PEXTP_REF, "pext1_pp1_pextp_ref", "clk26m", 9),
+ GATE_PEXT(CLK_PEXT1_PEXTP_PHY_P2_MCU_BUS, "pext1_pp2_mcu_bus", "clk26m", 10),
+ GATE_PEXT(CLK_PEXT1_PEXTP_PHY_P2_PEXTP_REF, "pext1_pp2_pextp_ref", "clk26m", 11),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P1_AXI_250, "pext1_pm1_axi_250",
+ "pextp1_usb_axi", 16),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P1_AHB_APB, "pext1_pm1_ahb_apb",
+ "pextp1_usb_mem_sub", 17),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P1_PL_P, "pext1_pm1_pl_p", "clk26m", 18),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P2_AXI_250, "pext1_pm2_axi_250",
+ "pextp1_usb_axi", 19),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P2_AHB_APB, "pext1_pm2_ahb_apb",
+ "pextp1_usb_mem_sub", 20),
+ GATE_PEXT(CLK_PEXT1_PEXTP_MAC_P2_PL_P, "pext1_pm2_pl_p", "clk26m", 21),
+ GATE_PEXT(CLK_PEXT1_PEXTP_VLP_AO_P1_LP, "pext1_pextp_vlp_ao_p1_lp", "clk26m", 26),
+ GATE_PEXT(CLK_PEXT1_PEXTP_VLP_AO_P2_LP, "pext1_pextp_vlp_ao_p2_lp", "clk26m", 27),
+};
+
+static u16 pext1_rst_idx_map[] = {
+ [MT8196_PEXTP1_RST0_PCIE1_MAC] = 0,
+ [MT8196_PEXTP1_RST0_PCIE1_PHY] = 1,
+ [MT8196_PEXTP1_RST0_PCIE2_MAC] = 8,
+ [MT8196_PEXTP1_RST0_PCIE2_PHY] = 9,
+};
+
+static const struct mtk_clk_rst_desc pext1_rst_desc = {
+ .version = MTK_RST_SET_CLR,
+ .rst_bank_ofs = pext_rst_ofs,
+ .rst_bank_nr = ARRAY_SIZE(pext_rst_ofs),
+ .rst_idx_map = pext1_rst_idx_map,
+ .rst_idx_map_nr = ARRAY_SIZE(pext1_rst_idx_map),
+};
+
+static const struct mtk_clk_desc pext1_mcd = {
+ .clks = pext1_clks,
+ .num_clks = ARRAY_SIZE(pext1_clks),
+ .rst_desc = &pext1_rst_desc,
+};
+
+static const struct of_device_id of_match_clk_mt8196_pextp[] = {
+ { .compatible = "mediatek,mt8196-pextp0cfg-ao", .data = &pext_mcd },
+ { .compatible = "mediatek,mt8196-pextp1cfg-ao", .data = &pext1_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_pextp);
+
+static struct platform_driver clk_mt8196_pextp_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-pextp",
+ .of_match_table = of_match_clk_mt8196_pextp,
+ },
+};
+
+module_platform_driver(clk_mt8196_pextp_drv);
+MODULE_DESCRIPTION("MediaTek MT8196 PCIe transmit phy clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-topckgen.c b/drivers/clk/mediatek/clk-mt8196-topckgen.c
new file mode 100644
index 000000000000..6ace11ef6b69
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-topckgen.c
@@ -0,0 +1,985 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-mux.h"
+
+/* MUX SEL REG */
+#define CLK_CFG_UPDATE 0x0004
+#define CLK_CFG_UPDATE1 0x0008
+#define CLK_CFG_UPDATE2 0x000c
+#define CLK_CFG_0 0x0010
+#define CLK_CFG_0_SET 0x0014
+#define CLK_CFG_0_CLR 0x0018
+#define CLK_CFG_1 0x0020
+#define CLK_CFG_1_SET 0x0024
+#define CLK_CFG_1_CLR 0x0028
+#define CLK_CFG_2 0x0030
+#define CLK_CFG_2_SET 0x0034
+#define CLK_CFG_2_CLR 0x0038
+#define CLK_CFG_3 0x0040
+#define CLK_CFG_3_SET 0x0044
+#define CLK_CFG_3_CLR 0x0048
+#define CLK_CFG_4 0x0050
+#define CLK_CFG_4_SET 0x0054
+#define CLK_CFG_4_CLR 0x0058
+#define CLK_CFG_5 0x0060
+#define CLK_CFG_5_SET 0x0064
+#define CLK_CFG_5_CLR 0x0068
+#define CLK_CFG_6 0x0070
+#define CLK_CFG_6_SET 0x0074
+#define CLK_CFG_6_CLR 0x0078
+#define CLK_CFG_7 0x0080
+#define CLK_CFG_7_SET 0x0084
+#define CLK_CFG_7_CLR 0x0088
+#define CLK_CFG_8 0x0090
+#define CLK_CFG_8_SET 0x0094
+#define CLK_CFG_8_CLR 0x0098
+#define CLK_CFG_9 0x00a0
+#define CLK_CFG_9_SET 0x00a4
+#define CLK_CFG_9_CLR 0x00a8
+#define CLK_CFG_10 0x00b0
+#define CLK_CFG_10_SET 0x00b4
+#define CLK_CFG_10_CLR 0x00b8
+#define CLK_CFG_11 0x00c0
+#define CLK_CFG_11_SET 0x00c4
+#define CLK_CFG_11_CLR 0x00c8
+#define CLK_CFG_12 0x00d0
+#define CLK_CFG_12_SET 0x00d4
+#define CLK_CFG_12_CLR 0x00d8
+#define CLK_CFG_13 0x00e0
+#define CLK_CFG_13_SET 0x00e4
+#define CLK_CFG_13_CLR 0x00e8
+#define CLK_CFG_14 0x00f0
+#define CLK_CFG_14_SET 0x00f4
+#define CLK_CFG_14_CLR 0x00f8
+#define CLK_CFG_15 0x0100
+#define CLK_CFG_15_SET 0x0104
+#define CLK_CFG_15_CLR 0x0108
+#define CLK_CFG_16 0x0110
+#define CLK_CFG_16_SET 0x0114
+#define CLK_CFG_16_CLR 0x0118
+#define CLK_CFG_17 0x0120
+#define CLK_CFG_17_SET 0x0124
+#define CLK_CFG_17_CLR 0x0128
+#define CLK_CFG_18 0x0130
+#define CLK_CFG_18_SET 0x0134
+#define CLK_CFG_18_CLR 0x0138
+#define CLK_CFG_19 0x0140
+#define CLK_CFG_19_SET 0x0144
+#define CLK_CFG_19_CLR 0x0148
+#define CLK_AUDDIV_0 0x020c
+#define CLK_FENC_STATUS_MON_0 0x0270
+#define CLK_FENC_STATUS_MON_1 0x0274
+#define CLK_FENC_STATUS_MON_2 0x0278
+
+/* MUX SHIFT */
+#define TOP_MUX_AXI_SHIFT 0
+#define TOP_MUX_MEM_SUB_SHIFT 1
+#define TOP_MUX_IO_NOC_SHIFT 2
+#define TOP_MUX_PERI_AXI_SHIFT 3
+#define TOP_MUX_UFS_PEXTP0_AXI_SHIFT 4
+#define TOP_MUX_PEXTP1_USB_AXI_SHIFT 5
+#define TOP_MUX_PERI_FMEM_SUB_SHIFT 6
+#define TOP_MUX_UFS_PEXPT0_MEM_SUB_SHIFT 7
+#define TOP_MUX_PEXTP1_USB_MEM_SUB_SHIFT 8
+#define TOP_MUX_PERI_NOC_SHIFT 9
+#define TOP_MUX_EMI_N_SHIFT 10
+#define TOP_MUX_EMI_S_SHIFT 11
+#define TOP_MUX_AP2CONN_HOST_SHIFT 14
+#define TOP_MUX_ATB_SHIFT 15
+#define TOP_MUX_CIRQ_SHIFT 16
+#define TOP_MUX_PBUS_156M_SHIFT 17
+#define TOP_MUX_EFUSE_SHIFT 20
+#define TOP_MUX_MCU_L3GIC_SHIFT 21
+#define TOP_MUX_MCU_INFRA_SHIFT 22
+#define TOP_MUX_DSP_SHIFT 23
+#define TOP_MUX_MFG_REF_SHIFT 24
+#define TOP_MUX_MFG_EB_SHIFT 26
+#define TOP_MUX_UART_SHIFT 27
+#define TOP_MUX_SPI0_BCLK_SHIFT 28
+#define TOP_MUX_SPI1_BCLK_SHIFT 29
+#define TOP_MUX_SPI2_BCLK_SHIFT 30
+#define TOP_MUX_SPI3_BCLK_SHIFT 0
+#define TOP_MUX_SPI4_BCLK_SHIFT 1
+#define TOP_MUX_SPI5_BCLK_SHIFT 2
+#define TOP_MUX_SPI6_BCLK_SHIFT 3
+#define TOP_MUX_SPI7_BCLK_SHIFT 4
+#define TOP_MUX_MSDC30_1_SHIFT 7
+#define TOP_MUX_MSDC30_2_SHIFT 8
+#define TOP_MUX_DISP_PWM_SHIFT 9
+#define TOP_MUX_USB_TOP_1P_SHIFT 10
+#define TOP_MUX_SSUSB_XHCI_1P_SHIFT 11
+#define TOP_MUX_SSUSB_FMCNT_P1_SHIFT 12
+#define TOP_MUX_I2C_PERI_SHIFT 13
+#define TOP_MUX_I2C_EAST_SHIFT 14
+#define TOP_MUX_I2C_WEST_SHIFT 15
+#define TOP_MUX_I2C_NORTH_SHIFT 16
+#define TOP_MUX_AES_UFSFDE_SHIFT 17
+#define TOP_MUX_UFS_SHIFT 18
+#define TOP_MUX_AUD_1_SHIFT 21
+#define TOP_MUX_AUD_2_SHIFT 22
+#define TOP_MUX_ADSP_SHIFT 23
+#define TOP_MUX_ADSP_UARTHUB_B_SHIFT 24
+#define TOP_MUX_DPMAIF_MAIN_SHIFT 25
+#define TOP_MUX_PWM_SHIFT 26
+#define TOP_MUX_MCUPM_SHIFT 27
+#define TOP_MUX_SFLASH_SHIFT 28
+#define TOP_MUX_IPSEAST_SHIFT 29
+#define TOP_MUX_TL_SHIFT 0
+#define TOP_MUX_TL_P1_SHIFT 1
+#define TOP_MUX_TL_P2_SHIFT 2
+#define TOP_MUX_EMI_INTERFACE_546_SHIFT 3
+#define TOP_MUX_SDF_SHIFT 4
+#define TOP_MUX_UARTHUB_BCLK_SHIFT 5
+#define TOP_MUX_DPSW_CMP_26M_SHIFT 6
+#define TOP_MUX_SMAPCK_SHIFT 7
+#define TOP_MUX_SSR_PKA_SHIFT 8
+#define TOP_MUX_SSR_DMA_SHIFT 9
+#define TOP_MUX_SSR_KDF_SHIFT 10
+#define TOP_MUX_SSR_RNG_SHIFT 11
+#define TOP_MUX_SPU0_SHIFT 12
+#define TOP_MUX_SPU1_SHIFT 13
+#define TOP_MUX_DXCC_SHIFT 14
+
+/* CKSTA REG */
+#define CKSTA_REG 0x01c8
+#define CKSTA_REG1 0x01cc
+#define CKSTA_REG2 0x01d0
+
+/* DIVIDER REG */
+#define CLK_AUDDIV_2 0x0214
+#define CLK_AUDDIV_3 0x0220
+#define CLK_AUDDIV_4 0x0224
+#define CLK_AUDDIV_5 0x0228
+
+/* HW Voter REG */
+#define HWV_CG_0_SET 0x0000
+#define HWV_CG_0_CLR 0x0004
+#define HWV_CG_0_DONE 0x2c00
+#define HWV_CG_1_SET 0x0008
+#define HWV_CG_1_CLR 0x000c
+#define HWV_CG_1_DONE 0x2c04
+#define HWV_CG_2_SET 0x0010
+#define HWV_CG_2_CLR 0x0014
+#define HWV_CG_2_DONE 0x2c08
+#define HWV_CG_3_SET 0x0018
+#define HWV_CG_3_CLR 0x001c
+#define HWV_CG_3_DONE 0x2c0c
+#define HWV_CG_4_SET 0x0020
+#define HWV_CG_4_CLR 0x0024
+#define HWV_CG_4_DONE 0x2c10
+#define HWV_CG_5_SET 0x0028
+#define HWV_CG_5_CLR 0x002c
+#define HWV_CG_5_DONE 0x2c14
+#define HWV_CG_6_SET 0x0030
+#define HWV_CG_6_CLR 0x0034
+#define HWV_CG_6_DONE 0x2c18
+#define HWV_CG_7_SET 0x0038
+#define HWV_CG_7_CLR 0x003c
+#define HWV_CG_7_DONE 0x2c1c
+#define HWV_CG_8_SET 0x0040
+#define HWV_CG_8_CLR 0x0044
+#define HWV_CG_8_DONE 0x2c20
+
+static const struct mtk_fixed_factor top_divs[] = {
+ FACTOR(CLK_TOP_MAINPLL_D3, "mainpll_d3", "mainpll", 1, 3),
+ FACTOR(CLK_TOP_MAINPLL_D4, "mainpll_d4", "mainpll", 1, 4),
+ FACTOR(CLK_TOP_MAINPLL_D4_D2, "mainpll_d4_d2", "mainpll", 1, 8),
+ FACTOR(CLK_TOP_MAINPLL_D4_D4, "mainpll_d4_d4", "mainpll", 1, 16),
+ FACTOR(CLK_TOP_MAINPLL_D4_D8, "mainpll_d4_d8", "mainpll", 1, 32),
+ FACTOR(CLK_TOP_MAINPLL_D5, "mainpll_d5", "mainpll", 1, 5),
+ FACTOR(CLK_TOP_MAINPLL_D5_D2, "mainpll_d5_d2", "mainpll", 1, 10),
+ FACTOR(CLK_TOP_MAINPLL_D5_D4, "mainpll_d5_d4", "mainpll", 1, 20),
+ FACTOR(CLK_TOP_MAINPLL_D5_D8, "mainpll_d5_d8", "mainpll", 1, 40),
+ FACTOR(CLK_TOP_MAINPLL_D6, "mainpll_d6", "mainpll", 1, 6),
+ FACTOR(CLK_TOP_MAINPLL_D6_D2, "mainpll_d6_d2", "mainpll", 1, 12),
+ FACTOR(CLK_TOP_MAINPLL_D7, "mainpll_d7", "mainpll", 1, 7),
+ FACTOR(CLK_TOP_MAINPLL_D7_D2, "mainpll_d7_d2", "mainpll", 1, 14),
+ FACTOR(CLK_TOP_MAINPLL_D7_D4, "mainpll_d7_d4", "mainpll", 1, 28),
+ FACTOR(CLK_TOP_MAINPLL_D7_D8, "mainpll_d7_d8", "mainpll", 1, 56),
+ FACTOR(CLK_TOP_MAINPLL_D9, "mainpll_d9", "mainpll", 1, 9),
+ FACTOR(CLK_TOP_UNIVPLL_D4, "univpll_d4", "univpll", 1, 4),
+ FACTOR(CLK_TOP_UNIVPLL_D4_D2, "univpll_d4_d2", "univpll", 1, 8),
+ FACTOR(CLK_TOP_UNIVPLL_D4_D4, "univpll_d4_d4", "univpll", 1, 16),
+ FACTOR(CLK_TOP_UNIVPLL_D4_D8, "univpll_d4_d8", "univpll", 1, 32),
+ FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5),
+ FACTOR(CLK_TOP_UNIVPLL_D5_D2, "univpll_d5_d2", "univpll", 1, 10),
+ FACTOR(CLK_TOP_UNIVPLL_D5_D4, "univpll_d5_d4", "univpll", 1, 20),
+ FACTOR(CLK_TOP_UNIVPLL_D6, "univpll_d6", "univpll", 1, 6),
+ FACTOR(CLK_TOP_UNIVPLL_D6_D2, "univpll_d6_d2", "univpll", 1, 12),
+ FACTOR(CLK_TOP_UNIVPLL_D6_D4, "univpll_d6_d4", "univpll", 1, 24),
+ FACTOR(CLK_TOP_UNIVPLL_D6_D8, "univpll_d6_d8", "univpll", 1, 48),
+ FACTOR(CLK_TOP_UNIVPLL_D6_D16, "univpll_d6_d16", "univpll", 1, 96),
+ FACTOR(CLK_TOP_UNIVPLL_192M, "univpll_192m", "univpll", 1, 13),
+ FACTOR(CLK_TOP_UNIVPLL_192M_D4, "univpll_192m_d4", "univpll", 1, 52),
+ FACTOR(CLK_TOP_UNIVPLL_192M_D8, "univpll_192m_d8", "univpll", 1, 104),
+ FACTOR(CLK_TOP_UNIVPLL_192M_D16, "univpll_192m_d16", "univpll", 1, 208),
+ FACTOR(CLK_TOP_UNIVPLL_192M_D32, "univpll_192m_d32", "univpll", 1, 416),
+ FACTOR(CLK_TOP_UNIVPLL_192M_D10, "univpll_192m_d10", "univpll", 1, 130),
+ FACTOR(CLK_TOP_TVDPLL1_D2, "tvdpll1_d2", "tvdpll1", 1, 2),
+ FACTOR(CLK_TOP_MSDCPLL_D2, "msdcpll_d2", "msdcpll", 1, 2),
+ FACTOR(CLK_TOP_OSC_D2, "osc_d2", "ulposc", 1, 2),
+ FACTOR(CLK_TOP_OSC_D3, "osc_d3", "ulposc", 1, 3),
+ FACTOR(CLK_TOP_OSC_D4, "osc_d4", "ulposc", 1, 4),
+ FACTOR(CLK_TOP_OSC_D5, "osc_d5", "ulposc", 1, 5),
+ FACTOR(CLK_TOP_OSC_D7, "osc_d7", "ulposc", 1, 7),
+ FACTOR(CLK_TOP_OSC_D8, "osc_d8", "ulposc", 1, 8),
+ FACTOR(CLK_TOP_OSC_D10, "osc_d10", "ulposc", 1, 10),
+ FACTOR(CLK_TOP_OSC_D14, "osc_d14", "ulposc", 1, 14),
+ FACTOR(CLK_TOP_OSC_D20, "osc_d20", "ulposc", 1, 20),
+ FACTOR(CLK_TOP_OSC_D32, "osc_d32", "ulposc", 1, 32),
+ FACTOR(CLK_TOP_OSC_D40, "osc_d40", "ulposc", 1, 40),
+};
+
+static const char * const axi_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "osc_d8",
+ "osc_d4",
+ "mainpll_d4_d4",
+ "mainpll_d7_d2"
+};
+
+static const char * const mem_sub_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "osc_d4",
+ "univpll_d4_d4",
+ "osc_d3",
+ "mainpll_d5_d2",
+ "mainpll_d4_d2",
+ "mainpll_d6",
+ "mainpll_d5",
+ "univpll_d5",
+ "mainpll_d4",
+ "mainpll_d3"
+};
+
+static const char * const io_noc_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "osc_d8",
+ "osc_d4",
+ "mainpll_d6_d2",
+ "mainpll_d9"
+};
+
+static const char * const shared_axi_parents[] = {
+ "clk26m",
+ "mainpll_d7_d8",
+ "mainpll_d5_d8",
+ "osc_d8",
+ "mainpll_d7_d4",
+ "mainpll_d5_d4",
+ "mainpll_d4_d4",
+ "mainpll_d7_d2"
+};
+
+static const char * const shared_sub_parents[] = {
+ "clk26m",
+ "mainpll_d5_d8",
+ "mainpll_d5_d4",
+ "osc_d4",
+ "univpll_d4_d4",
+ "mainpll_d5_d2",
+ "mainpll_d4_d2",
+ "mainpll_d6",
+ "mainpll_d5",
+ "univpll_d5",
+ "mainpll_d4"
+};
+
+static const char * const p_noc_parents[] = {
+ "clk26m",
+ "mainpll_d5_d8",
+ "mainpll_d5_d4",
+ "osc_d4",
+ "univpll_d4_d4",
+ "mainpll_d5_d2",
+ "mainpll_d4_d2",
+ "mainpll_d6",
+ "mainpll_d5",
+ "univpll_d5",
+ "mainpll_d4",
+ "mainpll_d3"
+};
+
+static const char * const emi_parents[] = {
+ "clk26m",
+ "osc_d4",
+ "mainpll_d5_d8",
+ "mainpll_d5_d4",
+ "mainpll_d4_d4",
+ "emipll1_ck"
+};
+
+static const char * const ap2conn_host_parents[] = {
+ "clk26m",
+ "mainpll_d7_d4"
+};
+
+static const char * const atb_parents[] = {
+ "clk26m",
+ "mainpll_d5_d2",
+ "mainpll_d4_d2",
+ "mainpll_d6"
+};
+
+static const char * const cirq_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d7_d4"
+};
+
+static const char * const pbus_156m_parents[] = {
+ "clk26m",
+ "mainpll_d7_d2",
+ "osc_d2",
+ "mainpll_d7"
+};
+
+static const char * const efuse_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const mcu_l3gic_parents[] = {
+ "clk26m",
+ "osc_d8",
+ "mainpll_d4_d4",
+ "mainpll_d7_d2"
+};
+
+static const char * const mcu_infra_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d7_d2",
+ "mainpll_d5_d2",
+ "mainpll_d4_d2",
+ "mainpll_d9",
+ "mainpll_d6"
+};
+
+static const char * const dsp_parents[] = {
+ "clk26m",
+ "osc_d5",
+ "osc_d4",
+ "osc_d3",
+ "univpll_d6_d2",
+ "osc_d2",
+ "univpll_d5",
+ "osc"
+};
+
+static const char * const mfg_ref_parents[] = {
+ "clk26m",
+ "mainpll_d7_d2"
+};
+
+static const char * const mfg_eb_parents[] = {
+ "clk26m",
+ "mainpll_d7_d2",
+ "mainpll_d6_d2",
+ "mainpll_d5_d2"
+};
+
+static const char * const uart_parents[] = {
+ "clk26m",
+ "univpll_d6_d8",
+ "univpll_d6_d4",
+ "univpll_d6_d2"
+};
+
+static const char * const spi_b_parents[] = {
+ "clk26m",
+ "univpll_d6_d4",
+ "univpll_d5_d4",
+ "mainpll_d4_d4",
+ "univpll_d4_d4",
+ "mainpll_d6_d2",
+ "univpll_192m",
+ "univpll_d6_d2"
+};
+
+static const char * const msdc30_parents[] = {
+ "clk26m",
+ "univpll_d6_d4",
+ "mainpll_d6_d2",
+ "univpll_d6_d2",
+ "msdcpll_d2"
+};
+
+static const char * const disp_pwm_parents[] = {
+ "clk26m",
+ "osc_d32",
+ "osc_d8",
+ "univpll_d6_d4",
+ "univpll_d5_d4",
+ "osc_d4",
+ "mainpll_d4_d4"
+};
+
+static const char * const usb_1p_parents[] = {
+ "clk26m",
+ "univpll_d5_d4"
+};
+
+static const char * const usb_fmcnt_p1_parents[] = {
+ "clk26m",
+ "univpll_192m_d4"
+};
+
+static const char * const i2c_parents[] = {
+ "clk26m",
+ "mainpll_d4_d8",
+ "univpll_d5_d4",
+ "mainpll_d4_d4",
+ "univpll_d5_d2"
+};
+
+static const char * const aes_ufsfde_parents[] = {
+ "clk26m",
+ "mainpll_d4_d4",
+ "univpll_d6_d2",
+ "mainpll_d4_d2",
+ "univpll_d6",
+ "mainpll_d4"
+};
+
+static const char * const ufs_parents[] = {
+ "clk26m",
+ "mainpll_d4_d4",
+ "univpll_d6_d2",
+ "mainpll_d4_d2",
+ "univpll_d6",
+ "mainpll_d5",
+ "univpll_d5"
+};
+
+static const char * const aud_1_parents[] = {
+ "clk26m",
+ "vlp_apll1"
+};
+
+static const char * const aud_2_parents[] = {
+ "clk26m",
+ "vlp_apll2"
+};
+
+static const char * const adsp_parents[] = {
+ "clk26m",
+ "adsppll"
+};
+
+static const char * const adsp_uarthub_b_parents[] = {
+ "clk26m",
+ "univpll_d6_d4",
+ "univpll_d6_d2"
+};
+
+static const char * const dpmaif_main_parents[] = {
+ "clk26m",
+ "univpll_d4_d4",
+ "univpll_d5_d2",
+ "mainpll_d4_d2",
+ "univpll_d4_d2",
+ "mainpll_d6",
+ "univpll_d6",
+ "mainpll_d5",
+ "univpll_d5"
+};
+
+static const char * const pwm_parents[] = {
+ "clk26m",
+ "mainpll_d7_d4",
+ "univpll_d4_d8"
+};
+
+static const char * const mcupm_parents[] = {
+ "clk26m",
+ "mainpll_d7_d2",
+ "mainpll_d6_d2",
+ "univpll_d6_d2",
+ "mainpll_d5_d2"
+};
+
+static const char * const ipseast_parents[] = {
+ "clk26m",
+ "mainpll_d6",
+ "mainpll_d5",
+ "mainpll_d4",
+ "mainpll_d3"
+};
+
+static const char * const tl_parents[] = {
+ "clk26m",
+ "mainpll_d7_d4",
+ "mainpll_d4_d4",
+ "mainpll_d5_d2"
+};
+
+static const char * const md_emi_parents[] = {
+ "clk26m",
+ "mainpll_d4"
+};
+
+static const char * const sdf_parents[] = {
+ "clk26m",
+ "mainpll_d5_d2",
+ "mainpll_d4_d2",
+ "mainpll_d6",
+ "mainpll_d4",
+ "univpll_d4"
+};
+
+static const char * const uarthub_b_parents[] = {
+ "clk26m",
+ "univpll_d6_d4",
+ "univpll_d6_d2"
+};
+
+static const char * const dpsw_cmp_26m_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const smapparents[] = {
+ "clk26m",
+ "mainpll_d4_d8"
+};
+
+static const char * const ssr_parents[] = {
+ "clk26m",
+ "mainpll_d4_d4",
+ "mainpll_d4_d2",
+ "mainpll_d7",
+ "mainpll_d6",
+ "mainpll_d5"
+};
+
+static const char * const ssr_kdf_parents[] = {
+ "clk26m",
+ "mainpll_d4_d4",
+ "mainpll_d4_d2",
+ "mainpll_d7"
+};
+
+static const char * const ssr_rng_parents[] = {
+ "clk26m",
+ "mainpll_d4_d4",
+ "mainpll_d5_d2",
+ "mainpll_d4_d2"
+};
+
+static const char * const spu_parents[] = {
+ "clk26m",
+ "mainpll_d4_d4",
+ "mainpll_d4_d2",
+ "mainpll_d7",
+ "mainpll_d6",
+ "mainpll_d5"
+};
+
+static const char * const dxcc_parents[] = {
+ "clk26m",
+ "mainpll_d4_d8",
+ "mainpll_d4_d4",
+ "mainpll_d4_d2"
+};
+
+static const char * const apll_m_parents[] = {
+ "aud_1",
+ "aud_2"
+};
+
+static const char * const sflash_parents[] = {
+ "clk26m",
+ "mainpll_d7_d8",
+ "univpll_d6_d8"
+};
+
+static const struct mtk_mux top_muxes[] = {
+ /* CLK_CFG_0 */
+ MUX_CLR_SET_UPD(CLK_TOP_AXI, "axi",
+ axi_parents, CLK_CFG_0, CLK_CFG_0_SET,
+ CLK_CFG_0_CLR, 0, 3,
+ CLK_CFG_UPDATE, TOP_MUX_AXI_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_MEM_SUB, "mem_sub",
+ mem_sub_parents, CLK_CFG_0, CLK_CFG_0_SET,
+ CLK_CFG_0_CLR, 8, 4,
+ CLK_CFG_UPDATE, TOP_MUX_MEM_SUB_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_IO_NOC, "io_noc",
+ io_noc_parents, CLK_CFG_0, CLK_CFG_0_SET,
+ CLK_CFG_0_CLR, 16, 3,
+ CLK_CFG_UPDATE, TOP_MUX_IO_NOC_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_P_AXI, "p_axi",
+ shared_axi_parents, CLK_CFG_0, CLK_CFG_0_SET,
+ CLK_CFG_0_CLR, 24, 3,
+ CLK_CFG_UPDATE, TOP_MUX_PERI_AXI_SHIFT),
+ /* CLK_CFG_1 */
+ MUX_CLR_SET_UPD(CLK_TOP_UFS_PEXTP0_AXI, "ufs_pextp0_axi",
+ shared_axi_parents, CLK_CFG_1, CLK_CFG_1_SET,
+ CLK_CFG_1_CLR, 0, 3,
+ CLK_CFG_UPDATE, TOP_MUX_UFS_PEXTP0_AXI_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_PEXTP1_USB_AXI, "pextp1_usb_axi",
+ shared_axi_parents, CLK_CFG_1, CLK_CFG_1_SET,
+ CLK_CFG_1_CLR, 8, 3,
+ CLK_CFG_UPDATE, TOP_MUX_PEXTP1_USB_AXI_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_P_FMEM_SUB, "p_fmem_sub",
+ shared_sub_parents, CLK_CFG_1, CLK_CFG_1_SET,
+ CLK_CFG_1_CLR, 16, 4,
+ CLK_CFG_UPDATE, TOP_MUX_PERI_FMEM_SUB_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_PEXPT0_MEM_SUB, "ufs_pexpt0_mem_sub",
+ shared_sub_parents, CLK_CFG_1, CLK_CFG_1_SET,
+ CLK_CFG_1_CLR, 24, 4,
+ CLK_CFG_UPDATE, TOP_MUX_UFS_PEXPT0_MEM_SUB_SHIFT),
+ /* CLK_CFG_2 */
+ MUX_CLR_SET_UPD(CLK_TOP_PEXTP1_USB_MEM_SUB, "pextp1_usb_mem_sub",
+ shared_sub_parents, CLK_CFG_2, CLK_CFG_2_SET,
+ CLK_CFG_2_CLR, 0, 4,
+ CLK_CFG_UPDATE, TOP_MUX_PEXTP1_USB_MEM_SUB_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_P_NOC, "p_noc",
+ p_noc_parents, CLK_CFG_2, CLK_CFG_2_SET,
+ CLK_CFG_2_CLR, 8, 4,
+ CLK_CFG_UPDATE, TOP_MUX_PERI_NOC_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_EMI_N, "emi_n",
+ emi_parents, CLK_CFG_2, CLK_CFG_2_SET,
+ CLK_CFG_2_CLR, 16, 3,
+ CLK_CFG_UPDATE, TOP_MUX_EMI_N_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_EMI_S, "emi_s",
+ emi_parents, CLK_CFG_2, CLK_CFG_2_SET,
+ CLK_CFG_2_CLR, 24, 3,
+ CLK_CFG_UPDATE, TOP_MUX_EMI_S_SHIFT),
+ /* CLK_CFG_3 */
+ MUX_CLR_SET_UPD(CLK_TOP_AP2CONN_HOST, "ap2conn_host",
+ ap2conn_host_parents, CLK_CFG_3, CLK_CFG_3_SET,
+ CLK_CFG_3_CLR, 16, 1,
+ CLK_CFG_UPDATE, TOP_MUX_AP2CONN_HOST_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_ATB, "atb",
+ atb_parents, CLK_CFG_3, CLK_CFG_3_SET,
+ CLK_CFG_3_CLR, 24, 2,
+ CLK_CFG_UPDATE, TOP_MUX_ATB_SHIFT),
+ /* CLK_CFG_4 */
+ MUX_CLR_SET_UPD(CLK_TOP_CIRQ, "cirq",
+ cirq_parents, CLK_CFG_4, CLK_CFG_4_SET,
+ CLK_CFG_4_CLR, 0, 2,
+ CLK_CFG_UPDATE, TOP_MUX_CIRQ_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_PBUS_156M, "pbus_156m",
+ pbus_156m_parents, CLK_CFG_4, CLK_CFG_4_SET,
+ CLK_CFG_4_CLR, 8, 2,
+ CLK_CFG_UPDATE, TOP_MUX_PBUS_156M_SHIFT),
+ /* CLK_CFG_5 */
+ MUX_CLR_SET_UPD(CLK_TOP_EFUSE, "efuse",
+ efuse_parents, CLK_CFG_5, CLK_CFG_5_SET,
+ CLK_CFG_5_CLR, 0, 1,
+ CLK_CFG_UPDATE, TOP_MUX_EFUSE_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_MCL3GIC, "mcu_l3gic",
+ mcu_l3gic_parents, CLK_CFG_5, CLK_CFG_5_SET,
+ CLK_CFG_5_CLR, 8, 2,
+ CLK_CFG_UPDATE, TOP_MUX_MCU_L3GIC_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_MCINFRA, "mcu_infra",
+ mcu_infra_parents, CLK_CFG_5, CLK_CFG_5_SET,
+ CLK_CFG_5_CLR, 16, 3,
+ CLK_CFG_UPDATE, TOP_MUX_MCU_INFRA_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_DSP, "dsp",
+ dsp_parents, CLK_CFG_5, CLK_CFG_5_SET,
+ CLK_CFG_5_CLR, 24, 3,
+ CLK_CFG_UPDATE, TOP_MUX_DSP_SHIFT),
+ /* CLK_CFG_6 */
+ MUX_GATE_FENC_CLR_SET_UPD_FLAGS(CLK_TOP_MFG_REF, "mfg_ref", mfg_ref_parents,
+ NULL, ARRAY_SIZE(mfg_ref_parents),
+ CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR,
+ 0, 1, 7, CLK_CFG_UPDATE, TOP_MUX_MFG_REF_SHIFT,
+ CLK_FENC_STATUS_MON_0, 7, CLK_IGNORE_UNUSED),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_MFG_EB, "mfg_eb",
+ mfg_eb_parents, CLK_CFG_6, CLK_CFG_6_SET,
+ CLK_CFG_6_CLR, 16, 2,
+ 23, CLK_CFG_UPDATE, TOP_MUX_MFG_EB_SHIFT),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_UART, "uart", uart_parents,
+ CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR,
+ HWV_CG_3_DONE, HWV_CG_3_SET, HWV_CG_3_CLR,
+ 24, 2, 31, CLK_CFG_UPDATE, TOP_MUX_UART_SHIFT,
+ CLK_FENC_STATUS_MON_0, 4),
+ /* CLK_CFG_7 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI0_BCLK, "spi0_b", spi_b_parents,
+ CLK_CFG_7, CLK_CFG_7_SET, CLK_CFG_7_CLR,
+ HWV_CG_4_DONE, HWV_CG_4_SET, HWV_CG_4_CLR,
+ 0, 3, 7, CLK_CFG_UPDATE, TOP_MUX_SPI0_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_0, 3),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI1_BCLK, "spi1_b", spi_b_parents,
+ CLK_CFG_7, CLK_CFG_7_SET, CLK_CFG_7_CLR,
+ HWV_CG_4_DONE, HWV_CG_4_SET, HWV_CG_4_CLR,
+ 8, 3, 15, CLK_CFG_UPDATE, TOP_MUX_SPI1_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_0, 2),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI2_BCLK, "spi2_b", spi_b_parents,
+ CLK_CFG_7, CLK_CFG_7_SET, CLK_CFG_7_CLR,
+ HWV_CG_4_DONE, HWV_CG_4_SET, HWV_CG_4_CLR,
+ 16, 3, 23, CLK_CFG_UPDATE, TOP_MUX_SPI2_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_0, 1),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI3_BCLK, "spi3_b", spi_b_parents,
+ CLK_CFG_7, CLK_CFG_7_SET, CLK_CFG_7_CLR,
+ HWV_CG_4_DONE, HWV_CG_4_SET, HWV_CG_4_CLR,
+ 24, 3, 31, CLK_CFG_UPDATE1, TOP_MUX_SPI3_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_0, 0),
+ /* CLK_CFG_8 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI4_BCLK, "spi4_b", spi_b_parents,
+ CLK_CFG_8, CLK_CFG_8_SET, CLK_CFG_8_CLR,
+ HWV_CG_5_DONE, HWV_CG_5_SET, HWV_CG_5_CLR,
+ 0, 3, 7, CLK_CFG_UPDATE1, TOP_MUX_SPI4_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_1, 31),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI5_BCLK, "spi5_b", spi_b_parents,
+ CLK_CFG_8, CLK_CFG_8_SET, CLK_CFG_8_CLR,
+ HWV_CG_5_DONE, HWV_CG_5_SET, HWV_CG_5_CLR,
+ 8, 3, 15, CLK_CFG_UPDATE1, TOP_MUX_SPI5_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_1, 30),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI6_BCLK, "spi6_b", spi_b_parents,
+ CLK_CFG_8, CLK_CFG_8_SET, CLK_CFG_8_CLR,
+ HWV_CG_5_DONE, HWV_CG_5_SET, HWV_CG_5_CLR,
+ 16, 3, 23, CLK_CFG_UPDATE1, TOP_MUX_SPI6_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_1, 29),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_SPI7_BCLK, "spi7_b", spi_b_parents,
+ CLK_CFG_8, CLK_CFG_8_SET, CLK_CFG_8_CLR,
+ HWV_CG_5_DONE, HWV_CG_5_SET, HWV_CG_5_CLR,
+ 24, 3, 31, CLK_CFG_UPDATE1, TOP_MUX_SPI7_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_1, 28),
+ /* CLK_CFG_9 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_MSDC30_1, "msdc30_1", msdc30_parents,
+ CLK_CFG_9, CLK_CFG_9_SET, CLK_CFG_9_CLR,
+ 16, 3, 23, CLK_CFG_UPDATE1, TOP_MUX_MSDC30_1_SHIFT,
+ CLK_FENC_STATUS_MON_1, 25),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_MSDC30_2, "msdc30_2", msdc30_parents,
+ CLK_CFG_9, CLK_CFG_9_SET, CLK_CFG_9_CLR,
+ 24, 3, 31, CLK_CFG_UPDATE1, TOP_MUX_MSDC30_2_SHIFT,
+ CLK_FENC_STATUS_MON_1, 24),
+ /* CLK_CFG_10 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_DISP_PWM, "disp_pwm", disp_pwm_parents,
+ CLK_CFG_10, CLK_CFG_10_SET, CLK_CFG_10_CLR,
+ 0, 3, 7, CLK_CFG_UPDATE1, TOP_MUX_DISP_PWM_SHIFT,
+ CLK_FENC_STATUS_MON_1, 23),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_USB_TOP_1P, "usb_1p", usb_1p_parents,
+ CLK_CFG_10, CLK_CFG_10_SET, CLK_CFG_10_CLR,
+ 8, 1, 15, CLK_CFG_UPDATE1, TOP_MUX_USB_TOP_1P_SHIFT,
+ CLK_FENC_STATUS_MON_1, 22),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_USB_XHCI_1P, "usb_xhci_1p", usb_1p_parents,
+ CLK_CFG_10, CLK_CFG_10_SET, CLK_CFG_10_CLR,
+ 16, 1, 23, CLK_CFG_UPDATE1, TOP_MUX_SSUSB_XHCI_1P_SHIFT,
+ CLK_FENC_STATUS_MON_1, 21),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_USB_FMCNT_P1, "usb_fmcnt_p1", usb_fmcnt_p1_parents,
+ CLK_CFG_10, CLK_CFG_10_SET, CLK_CFG_10_CLR,
+ 24, 1, 31, CLK_CFG_UPDATE1, TOP_MUX_SSUSB_FMCNT_P1_SHIFT,
+ CLK_FENC_STATUS_MON_1, 20),
+ /* CLK_CFG_11 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_I2C_P, "i2c_p", i2c_parents,
+ CLK_CFG_11, CLK_CFG_11_SET, CLK_CFG_11_CLR,
+ 0, 3, 7, CLK_CFG_UPDATE1, TOP_MUX_I2C_PERI_SHIFT,
+ CLK_FENC_STATUS_MON_1, 19),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_I2C_EAST, "i2c_east", i2c_parents,
+ CLK_CFG_11, CLK_CFG_11_SET, CLK_CFG_11_CLR,
+ 8, 3, 15, CLK_CFG_UPDATE1, TOP_MUX_I2C_EAST_SHIFT,
+ CLK_FENC_STATUS_MON_1, 18),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_I2C_WEST, "i2c_west", i2c_parents,
+ CLK_CFG_11, CLK_CFG_11_SET, CLK_CFG_11_CLR,
+ 16, 3, 23, CLK_CFG_UPDATE1, TOP_MUX_I2C_WEST_SHIFT,
+ CLK_FENC_STATUS_MON_1, 17),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_I2C_NORTH, "i2c_north", i2c_parents,
+ CLK_CFG_11, CLK_CFG_11_SET, CLK_CFG_11_CLR,
+ HWV_CG_6_DONE, HWV_CG_6_SET, HWV_CG_6_CLR,
+ 24, 3, 31, CLK_CFG_UPDATE1, TOP_MUX_I2C_NORTH_SHIFT,
+ CLK_FENC_STATUS_MON_1, 16),
+ /* CLK_CFG_12 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_AES_UFSFDE, "aes_ufsfde", aes_ufsfde_parents,
+ CLK_CFG_12, CLK_CFG_12_SET, CLK_CFG_12_CLR,
+ 0, 3, 7, CLK_CFG_UPDATE1, TOP_MUX_AES_UFSFDE_SHIFT,
+ CLK_FENC_STATUS_MON_1, 15),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_UFS, "ufs", ufs_parents,
+ CLK_CFG_12, CLK_CFG_12_SET, CLK_CFG_12_CLR,
+ 8, 3, 15, CLK_CFG_UPDATE1, TOP_MUX_UFS_SHIFT,
+ CLK_FENC_STATUS_MON_1, 14),
+ /* CLK_CFG_13 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_AUD_1, "aud_1", aud_1_parents,
+ CLK_CFG_13, CLK_CFG_13_SET, CLK_CFG_13_CLR,
+ 0, 1, 7, CLK_CFG_UPDATE1, TOP_MUX_AUD_1_SHIFT,
+ CLK_FENC_STATUS_MON_1, 11),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_AUD_2, "aud_2", aud_2_parents,
+ CLK_CFG_13, CLK_CFG_13_SET, CLK_CFG_13_CLR,
+ 8, 1, 15, CLK_CFG_UPDATE1, TOP_MUX_AUD_2_SHIFT,
+ CLK_FENC_STATUS_MON_1, 10),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_ADSP, "adsp", adsp_parents,
+ CLK_CFG_13, CLK_CFG_13_SET, CLK_CFG_13_CLR,
+ 16, 1, 23, CLK_CFG_UPDATE1, TOP_MUX_ADSP_SHIFT,
+ CLK_FENC_STATUS_MON_1, 9),
+ MUX_GATE_CLR_SET_UPD(CLK_TOP_ADSP_UARTHUB_B, "adsp_uarthub_b",
+ adsp_uarthub_b_parents, CLK_CFG_13, CLK_CFG_13_SET,
+ CLK_CFG_13_CLR, 24, 2, 31,
+ CLK_CFG_UPDATE1, TOP_MUX_ADSP_UARTHUB_B_SHIFT),
+ /* CLK_CFG_14 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_DPMAIF_MAIN, "dpmaif_main", dpmaif_main_parents,
+ CLK_CFG_14, CLK_CFG_14_SET, CLK_CFG_14_CLR,
+ 0, 4, 7, CLK_CFG_UPDATE1, TOP_MUX_DPMAIF_MAIN_SHIFT,
+ CLK_FENC_STATUS_MON_1, 7),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_PWM, "pwm", pwm_parents,
+ CLK_CFG_14, CLK_CFG_14_SET, CLK_CFG_14_CLR,
+ 8, 2, 15, CLK_CFG_UPDATE1, TOP_MUX_PWM_SHIFT,
+ CLK_FENC_STATUS_MON_1, 6),
+ MUX_CLR_SET_UPD(CLK_TOP_MCUPM, "mcupm",
+ mcupm_parents, CLK_CFG_14, CLK_CFG_14_SET,
+ CLK_CFG_14_CLR, 16, 3,
+ CLK_CFG_UPDATE1, TOP_MUX_MCUPM_SHIFT),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_SFLASH, "sflash", sflash_parents,
+ CLK_CFG_14, CLK_CFG_14_SET, CLK_CFG_14_CLR,
+ 24, 2, 31, CLK_CFG_UPDATE1, TOP_MUX_SFLASH_SHIFT,
+ CLK_FENC_STATUS_MON_1, 4),
+ /* CLK_CFG_15 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_IPSEAST, "ipseast", ipseast_parents,
+ CLK_CFG_15, CLK_CFG_15_SET, CLK_CFG_15_CLR,
+ 0, 3, 7, CLK_CFG_UPDATE1, TOP_MUX_IPSEAST_SHIFT,
+ CLK_FENC_STATUS_MON_1, 3),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_TL, "tl", tl_parents,
+ CLK_CFG_15, CLK_CFG_15_SET, CLK_CFG_15_CLR,
+ 16, 2, 23, CLK_CFG_UPDATE2, TOP_MUX_TL_SHIFT,
+ CLK_FENC_STATUS_MON_1, 1),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_TL_P1, "tl_p1", tl_parents,
+ CLK_CFG_15, CLK_CFG_15_SET, CLK_CFG_15_CLR,
+ 24, 2, 31, CLK_CFG_UPDATE2, TOP_MUX_TL_P1_SHIFT,
+ CLK_FENC_STATUS_MON_1, 0),
+ /* CLK_CFG_16 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP_TL_P2, "tl_p2", tl_parents,
+ CLK_CFG_16, CLK_CFG_16_SET, CLK_CFG_16_CLR,
+ 0, 2, 7, CLK_CFG_UPDATE2, TOP_MUX_TL_P2_SHIFT,
+ CLK_FENC_STATUS_MON_2, 31),
+ MUX_CLR_SET_UPD(CLK_TOP_EMI_INTERFACE_546, "emi_interface_546",
+ md_emi_parents, CLK_CFG_16, CLK_CFG_16_SET,
+ CLK_CFG_16_CLR, 8, 1,
+ CLK_CFG_UPDATE2, TOP_MUX_EMI_INTERFACE_546_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_SDF, "sdf",
+ sdf_parents, CLK_CFG_16, CLK_CFG_16_SET,
+ CLK_CFG_16_CLR, 16, 3,
+ CLK_CFG_UPDATE2, TOP_MUX_SDF_SHIFT),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP_UARTHUB_BCLK, "uarthub_b", uarthub_b_parents,
+ CLK_CFG_16, CLK_CFG_16_SET, CLK_CFG_16_CLR,
+ HWV_CG_7_DONE, HWV_CG_7_SET, HWV_CG_7_CLR,
+ 24, 2, 31, CLK_CFG_UPDATE2, TOP_MUX_UARTHUB_BCLK_SHIFT,
+ CLK_FENC_STATUS_MON_2, 28),
+ /* CLK_CFG_17 */
+ MUX_CLR_SET_UPD(CLK_TOP_DPSW_CMP_26M, "dpsw_cmp_26m",
+ dpsw_cmp_26m_parents, CLK_CFG_17, CLK_CFG_17_SET,
+ CLK_CFG_17_CLR, 0, 1,
+ CLK_CFG_UPDATE2, TOP_MUX_DPSW_CMP_26M_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_SMAP, "smap",
+ smapparents, CLK_CFG_17, CLK_CFG_17_SET,
+ CLK_CFG_17_CLR, 8, 1,
+ CLK_CFG_UPDATE2, TOP_MUX_SMAPCK_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_SSR_PKA, "ssr_pka",
+ ssr_parents, CLK_CFG_17, CLK_CFG_17_SET,
+ CLK_CFG_17_CLR, 16, 3,
+ CLK_CFG_UPDATE2, TOP_MUX_SSR_PKA_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_SSR_DMA, "ssr_dma",
+ ssr_parents, CLK_CFG_17, CLK_CFG_17_SET,
+ CLK_CFG_17_CLR, 24, 3,
+ CLK_CFG_UPDATE2, TOP_MUX_SSR_DMA_SHIFT),
+ /* CLK_CFG_18 */
+ MUX_CLR_SET_UPD(CLK_TOP_SSR_KDF, "ssr_kdf",
+ ssr_kdf_parents, CLK_CFG_18, CLK_CFG_18_SET,
+ CLK_CFG_18_CLR, 0, 2,
+ CLK_CFG_UPDATE2, TOP_MUX_SSR_KDF_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_SSR_RNG, "ssr_rng",
+ ssr_rng_parents, CLK_CFG_18, CLK_CFG_18_SET,
+ CLK_CFG_18_CLR, 8, 2,
+ CLK_CFG_UPDATE2, TOP_MUX_SSR_RNG_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_SPU0, "spu0",
+ spu_parents, CLK_CFG_18, CLK_CFG_18_SET,
+ CLK_CFG_18_CLR, 16, 3,
+ CLK_CFG_UPDATE2, TOP_MUX_SPU0_SHIFT),
+ MUX_CLR_SET_UPD(CLK_TOP_SPU1, "spu1",
+ spu_parents, CLK_CFG_18, CLK_CFG_18_SET,
+ CLK_CFG_18_CLR, 24, 3,
+ CLK_CFG_UPDATE2, TOP_MUX_SPU1_SHIFT),
+ /* CLK_CFG_19 */
+ MUX_CLR_SET_UPD(CLK_TOP_DXCC, "dxcc",
+ dxcc_parents, CLK_CFG_19, CLK_CFG_19_SET,
+ CLK_CFG_19_CLR, 0, 2,
+ CLK_CFG_UPDATE2, TOP_MUX_DXCC_SHIFT),
+};
+
+static const struct mtk_composite top_aud_divs[] = {
+ /* CLK_AUDDIV_2 */
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SIN0, "apll_i2sin0_m", apll_m_parents,
+ CLK_AUDDIV_0, 16, 1, CLK_AUDDIV_2, 0, 8, CLK_AUDDIV_0, 0),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SIN1, "apll_i2sin1_m", apll_m_parents,
+ CLK_AUDDIV_0, 17, 1, CLK_AUDDIV_2, 8, 8, CLK_AUDDIV_0, 1),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SIN2, "apll_i2sin2_m", apll_m_parents,
+ CLK_AUDDIV_0, 18, 1, CLK_AUDDIV_2, 16, 8, CLK_AUDDIV_0, 2),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SIN3, "apll_i2sin3_m", apll_m_parents,
+ CLK_AUDDIV_0, 19, 1, CLK_AUDDIV_2, 24, 8, CLK_AUDDIV_0, 3),
+ /* CLK_AUDDIV_3 */
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SIN4, "apll_i2sin4_m", apll_m_parents,
+ CLK_AUDDIV_0, 20, 1, CLK_AUDDIV_3, 0, 8, CLK_AUDDIV_0, 4),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SIN6, "apll_i2sin6_m", apll_m_parents,
+ CLK_AUDDIV_0, 21, 1, CLK_AUDDIV_3, 8, 8, CLK_AUDDIV_0, 5),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SOUT0, "apll_i2sout0_m", apll_m_parents,
+ CLK_AUDDIV_0, 22, 1, CLK_AUDDIV_3, 16, 8, CLK_AUDDIV_0, 6),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SOUT1, "apll_i2sout1_m", apll_m_parents,
+ CLK_AUDDIV_0, 23, 1, CLK_AUDDIV_3, 24, 8, CLK_AUDDIV_0, 7),
+ /* CLK_AUDDIV_4 */
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SOUT2, "apll_i2sout2_m", apll_m_parents,
+ CLK_AUDDIV_0, 24, 1, CLK_AUDDIV_4, 0, 8, CLK_AUDDIV_0, 8),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SOUT3, "apll_i2sout3_m", apll_m_parents,
+ CLK_AUDDIV_0, 25, 1, CLK_AUDDIV_4, 8, 8, CLK_AUDDIV_0, 9),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SOUT4, "apll_i2sout4_m", apll_m_parents,
+ CLK_AUDDIV_0, 26, 1, CLK_AUDDIV_4, 16, 8, CLK_AUDDIV_0, 10),
+ MUX_DIV_GATE(CLK_TOP_APLL_I2SOUT6, "apll_i2sout6_m", apll_m_parents,
+ CLK_AUDDIV_0, 27, 1, CLK_AUDDIV_4, 24, 8, CLK_AUDDIV_0, 11),
+ /* CLK_AUDDIV_5 */
+ MUX_DIV_GATE(CLK_TOP_APLL_FMI2S, "apll_fmi2s_m", apll_m_parents,
+ CLK_AUDDIV_0, 28, 1, CLK_AUDDIV_5, 0, 8, CLK_AUDDIV_0, 12),
+ MUX(CLK_TOP_APLL_TDMOUT, "apll_tdmout_m",
+ apll_m_parents, CLK_AUDDIV_0, 29, 1),
+ DIV_GATE(CLK_TOP_APLL12_DIV_TDMOUT_M, "apll12_div_tdmout_m",
+ "apll_tdmout_m", CLK_AUDDIV_0,
+ 13, CLK_AUDDIV_5, 8, 8),
+ DIV_GATE(CLK_TOP_APLL12_DIV_TDMOUT_B, "apll12_div_tdmout_b",
+ "apll_tdmout_m", CLK_AUDDIV_0,
+ 14, CLK_AUDDIV_5, 8, 16),
+};
+
+static const struct mtk_clk_desc topck_desc = {
+ .factor_clks = top_divs,
+ .num_factor_clks = ARRAY_SIZE(top_divs),
+ .mux_clks = top_muxes,
+ .num_mux_clks = ARRAY_SIZE(top_muxes),
+ .composite_clks = top_aud_divs,
+ .num_composite_clks = ARRAY_SIZE(top_aud_divs)
+};
+
+static const struct of_device_id of_match_clk_mt8196_ck[] = {
+ { .compatible = "mediatek,mt8196-topckgen", .data = &topck_desc },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_ck);
+
+static struct platform_driver clk_mt8196_topck_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-topck",
+ .of_match_table = of_match_clk_mt8196_ck,
+ },
+};
+
+MODULE_DESCRIPTION("MediaTek MT8196 top clock generators driver");
+module_platform_driver(clk_mt8196_topck_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-topckgen2.c b/drivers/clk/mediatek/clk-mt8196-topckgen2.c
new file mode 100644
index 000000000000..6df93d7fbf91
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-topckgen2.c
@@ -0,0 +1,568 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-mux.h"
+
+/* MUX SEL REG */
+#define CKSYS2_CLK_CFG_UPDATE 0x0004
+#define CKSYS2_CLK_CFG_0 0x0010
+#define CKSYS2_CLK_CFG_0_SET 0x0014
+#define CKSYS2_CLK_CFG_0_CLR 0x0018
+#define CKSYS2_CLK_CFG_1 0x0020
+#define CKSYS2_CLK_CFG_1_SET 0x0024
+#define CKSYS2_CLK_CFG_1_CLR 0x0028
+#define CKSYS2_CLK_CFG_2 0x0030
+#define CKSYS2_CLK_CFG_2_SET 0x0034
+#define CKSYS2_CLK_CFG_2_CLR 0x0038
+#define CKSYS2_CLK_CFG_3 0x0040
+#define CKSYS2_CLK_CFG_3_SET 0x0044
+#define CKSYS2_CLK_CFG_3_CLR 0x0048
+#define CKSYS2_CLK_CFG_4 0x0050
+#define CKSYS2_CLK_CFG_4_SET 0x0054
+#define CKSYS2_CLK_CFG_4_CLR 0x0058
+#define CKSYS2_CLK_CFG_5 0x0060
+#define CKSYS2_CLK_CFG_5_SET 0x0064
+#define CKSYS2_CLK_CFG_5_CLR 0x0068
+#define CKSYS2_CLK_CFG_6 0x0070
+#define CKSYS2_CLK_CFG_6_SET 0x0074
+#define CKSYS2_CLK_CFG_6_CLR 0x0078
+#define CKSYS2_CLK_FENC_STATUS_MON_0 0x0174
+
+/* MUX SHIFT */
+#define TOP_MUX_SENINF0_SHIFT 0
+#define TOP_MUX_SENINF1_SHIFT 1
+#define TOP_MUX_SENINF2_SHIFT 2
+#define TOP_MUX_SENINF3_SHIFT 3
+#define TOP_MUX_SENINF4_SHIFT 4
+#define TOP_MUX_SENINF5_SHIFT 5
+#define TOP_MUX_IMG1_SHIFT 6
+#define TOP_MUX_IPE_SHIFT 7
+#define TOP_MUX_CAM_SHIFT 8
+#define TOP_MUX_CAMTM_SHIFT 9
+#define TOP_MUX_DPE_SHIFT 10
+#define TOP_MUX_VDEC_SHIFT 11
+#define TOP_MUX_CCUSYS_SHIFT 12
+#define TOP_MUX_CCUTM_SHIFT 13
+#define TOP_MUX_VENC_SHIFT 14
+#define TOP_MUX_DVO_SHIFT 15
+#define TOP_MUX_DVO_FAVT_SHIFT 16
+#define TOP_MUX_DP1_SHIFT 17
+#define TOP_MUX_DP0_SHIFT 18
+#define TOP_MUX_DISP_SHIFT 19
+#define TOP_MUX_MDP_SHIFT 20
+#define TOP_MUX_MMINFRA_SHIFT 21
+#define TOP_MUX_MMINFRA_SNOC_SHIFT 22
+#define TOP_MUX_MMUP_SHIFT 23
+#define TOP_MUX_MMINFRA_AO_SHIFT 26
+
+/* HW Voter REG */
+#define HWV_CG_30_SET 0x0058
+#define HWV_CG_30_CLR 0x005c
+#define HWV_CG_30_DONE 0x2c2c
+
+#define MM_HWV_CG_30_SET 0x00f0
+#define MM_HWV_CG_30_CLR 0x00f4
+#define MM_HWV_CG_30_DONE 0x2c78
+#define MM_HWV_CG_31_SET 0x00f8
+#define MM_HWV_CG_31_CLR 0x00fc
+#define MM_HWV_CG_31_DONE 0x2c7c
+#define MM_HWV_CG_32_SET 0x0100
+#define MM_HWV_CG_32_CLR 0x0104
+#define MM_HWV_CG_32_DONE 0x2c80
+#define MM_HWV_CG_33_SET 0x0108
+#define MM_HWV_CG_33_CLR 0x010c
+#define MM_HWV_CG_33_DONE 0x2c84
+#define MM_HWV_CG_34_SET 0x0110
+#define MM_HWV_CG_34_CLR 0x0114
+#define MM_HWV_CG_34_DONE 0x2c88
+#define MM_HWV_CG_35_SET 0x0118
+#define MM_HWV_CG_35_CLR 0x011c
+#define MM_HWV_CG_35_DONE 0x2c8c
+#define MM_HWV_CG_36_SET 0x0120
+#define MM_HWV_CG_36_CLR 0x0124
+#define MM_HWV_CG_36_DONE 0x2c90
+#define MM_HWV_MUX_UPDATE_31_0 0x0240
+
+static const struct mtk_fixed_factor top_divs[] = {
+ FACTOR(CLK_TOP2_MAINPLL2_D2, "mainpll2_d2", "mainpll2", 1, 2),
+ FACTOR(CLK_TOP2_MAINPLL2_D3, "mainpll2_d3", "mainpll2", 1, 3),
+ FACTOR(CLK_TOP2_MAINPLL2_D4, "mainpll2_d4", "mainpll2", 1, 4),
+ FACTOR(CLK_TOP2_MAINPLL2_D4_D2, "mainpll2_d4_d2", "mainpll2", 1, 8),
+ FACTOR(CLK_TOP2_MAINPLL2_D4_D4, "mainpll2_d4_d4", "mainpll2", 1, 16),
+ FACTOR(CLK_TOP2_MAINPLL2_D5, "mainpll2_d5", "mainpll2", 1, 5),
+ FACTOR(CLK_TOP2_MAINPLL2_D5_D2, "mainpll2_d5_d2", "mainpll2", 1, 10),
+ FACTOR(CLK_TOP2_MAINPLL2_D6, "mainpll2_d6", "mainpll2", 1, 6),
+ FACTOR(CLK_TOP2_MAINPLL2_D6_D2, "mainpll2_d6_d2", "mainpll2", 1, 12),
+ FACTOR(CLK_TOP2_MAINPLL2_D7, "mainpll2_d7", "mainpll2", 1, 7),
+ FACTOR(CLK_TOP2_MAINPLL2_D7_D2, "mainpll2_d7_d2", "mainpll2", 1, 14),
+ FACTOR(CLK_TOP2_MAINPLL2_D9, "mainpll2_d9", "mainpll2", 1, 9),
+ FACTOR(CLK_TOP2_UNIVPLL2_D3, "univpll2_d3", "univpll2", 1, 3),
+ FACTOR(CLK_TOP2_UNIVPLL2_D4, "univpll2_d4", "univpll2", 1, 4),
+ FACTOR(CLK_TOP2_UNIVPLL2_D4_D2, "univpll2_d4_d2", "univpll2", 1, 8),
+ FACTOR(CLK_TOP2_UNIVPLL2_D5, "univpll2_d5", "univpll2", 1, 5),
+ FACTOR(CLK_TOP2_UNIVPLL2_D5_D2, "univpll2_d5_d2", "univpll2", 1, 10),
+ FACTOR(CLK_TOP2_UNIVPLL2_D6, "univpll2_d6", "univpll2", 1, 6),
+ FACTOR(CLK_TOP2_UNIVPLL2_D6_D2, "univpll2_d6_d2", "univpll2", 1, 12),
+ FACTOR(CLK_TOP2_UNIVPLL2_D6_D4, "univpll2_d6_d4", "univpll2", 1, 24),
+ FACTOR(CLK_TOP2_UNIVPLL2_D7, "univpll2_d7", "univpll2", 1, 7),
+ FACTOR(CLK_TOP2_IMGPLL_D2, "imgpll_d2", "imgpll", 1, 2),
+ FACTOR(CLK_TOP2_IMGPLL_D4, "imgpll_d4", "imgpll", 1, 4),
+ FACTOR(CLK_TOP2_IMGPLL_D5, "imgpll_d5", "imgpll", 1, 5),
+ FACTOR(CLK_TOP2_IMGPLL_D5_D2, "imgpll_d5_d2", "imgpll", 1, 10),
+ FACTOR(CLK_TOP2_MMPLL2_D3, "mmpll2_d3", "mmpll2", 1, 3),
+ FACTOR(CLK_TOP2_MMPLL2_D4, "mmpll2_d4", "mmpll2", 1, 4),
+ FACTOR(CLK_TOP2_MMPLL2_D4_D2, "mmpll2_d4_d2", "mmpll2", 1, 8),
+ FACTOR(CLK_TOP2_MMPLL2_D5, "mmpll2_d5", "mmpll2", 1, 5),
+ FACTOR(CLK_TOP2_MMPLL2_D5_D2, "mmpll2_d5_d2", "mmpll2", 1, 10),
+ FACTOR(CLK_TOP2_MMPLL2_D6, "mmpll2_d6", "mmpll2", 1, 6),
+ FACTOR(CLK_TOP2_MMPLL2_D6_D2, "mmpll2_d6_d2", "mmpll2", 1, 12),
+ FACTOR(CLK_TOP2_MMPLL2_D7, "mmpll2_d7", "mmpll2", 1, 7),
+ FACTOR(CLK_TOP2_MMPLL2_D9, "mmpll2_d9", "mmpll2", 1, 9),
+ FACTOR(CLK_TOP2_TVDPLL1_D4, "tvdpll1_d4", "tvdpll1", 1, 4),
+ FACTOR(CLK_TOP2_TVDPLL1_D8, "tvdpll1_d8", "tvdpll1", 1, 8),
+ FACTOR(CLK_TOP2_TVDPLL1_D16, "tvdpll1_d16", "tvdpll1", 1, 16),
+ FACTOR(CLK_TOP2_TVDPLL2_D2, "tvdpll2_d2", "tvdpll2", 1, 2),
+ FACTOR(CLK_TOP2_TVDPLL2_D4, "tvdpll2_d4", "tvdpll2", 1, 4),
+ FACTOR(CLK_TOP2_TVDPLL2_D8, "tvdpll2_d8", "tvdpll2", 1, 8),
+ FACTOR(CLK_TOP2_TVDPLL2_D16, "tvdpll2_d16", "tvdpll2", 92, 1473),
+ FACTOR(CLK_TOP2_TVDPLL3_D2, "tvdpll3_d2", "tvdpll3", 1, 2),
+ FACTOR(CLK_TOP2_TVDPLL3_D4, "tvdpll3_d4", "tvdpll3", 1, 4),
+ FACTOR(CLK_TOP2_TVDPLL3_D8, "tvdpll3_d8", "tvdpll3", 1, 8),
+ FACTOR(CLK_TOP2_TVDPLL3_D16, "tvdpll3_d16", "tvdpll3", 92, 1473),
+};
+
+static const char * const seninf_parents[] = {
+ "clk26m",
+ "ck_osc_d10",
+ "ck_osc_d8",
+ "ck_osc_d5",
+ "ck_osc_d4",
+ "univpll2_d6_d2",
+ "mainpll2_d9",
+ "ck_osc_d2",
+ "mainpll2_d4_d2",
+ "univpll2_d4_d2",
+ "mmpll2_d4_d2",
+ "univpll2_d7",
+ "mainpll2_d6",
+ "mmpll2_d7",
+ "univpll2_d6",
+ "univpll2_d5"
+};
+
+static const char * const img1_parents[] = {
+ "clk26m",
+ "ck_osc_d4",
+ "ck_osc_d3",
+ "mmpll2_d6_d2",
+ "ck_osc_d2",
+ "imgpll_d5_d2",
+ "mmpll2_d5_d2",
+ "univpll2_d4_d2",
+ "mmpll2_d4_d2",
+ "mmpll2_d7",
+ "univpll2_d6",
+ "mmpll2_d6",
+ "univpll2_d5",
+ "mmpll2_d5",
+ "univpll2_d4",
+ "imgpll_d4"
+};
+
+static const char * const ipe_parents[] = {
+ "clk26m",
+ "ck_osc_d4",
+ "ck_osc_d3",
+ "ck_osc_d2",
+ "univpll2_d6",
+ "mmpll2_d6",
+ "univpll2_d5",
+ "imgpll_d5",
+ "ck_mainpll_d4",
+ "mmpll2_d5",
+ "imgpll_d4"
+};
+
+static const char * const cam_parents[] = {
+ "clk26m",
+ "ck_osc_d10",
+ "ck_osc_d4",
+ "ck_osc_d3",
+ "ck_osc_d2",
+ "mmpll2_d5_d2",
+ "univpll2_d4_d2",
+ "univpll2_d7",
+ "mmpll2_d7",
+ "univpll2_d6",
+ "mmpll2_d6",
+ "univpll2_d5",
+ "mmpll2_d5",
+ "univpll2_d4",
+ "imgpll_d4",
+ "mmpll2_d4"
+};
+
+static const char * const camtm_parents[] = {
+ "clk26m",
+ "univpll2_d6_d4",
+ "ck_osc_d4",
+ "ck_osc_d3",
+ "univpll2_d6_d2"
+};
+
+static const char * const dpe_parents[] = {
+ "clk26m",
+ "mmpll2_d5_d2",
+ "univpll2_d4_d2",
+ "mmpll2_d7",
+ "univpll2_d6",
+ "mmpll2_d6",
+ "univpll2_d5",
+ "mmpll2_d5",
+ "imgpll_d4",
+ "mmpll2_d4"
+};
+
+static const char * const vdec_parents[] = {
+ "clk26m",
+ "ck_mainpll_d5_d2",
+ "mainpll2_d4_d4",
+ "mainpll2_d7_d2",
+ "mainpll2_d6_d2",
+ "mainpll2_d5_d2",
+ "mainpll2_d9",
+ "mainpll2_d4_d2",
+ "mainpll2_d7",
+ "mainpll2_d6",
+ "univpll2_d6",
+ "mainpll2_d5",
+ "mainpll2_d4",
+ "imgpll_d2"
+};
+
+static const char * const ccusys_parents[] = {
+ "clk26m",
+ "ck_osc_d4",
+ "ck_osc_d3",
+ "ck_osc_d2",
+ "mmpll2_d5_d2",
+ "univpll2_d4_d2",
+ "mmpll2_d7",
+ "univpll2_d6",
+ "mmpll2_d6",
+ "univpll2_d5",
+ "mainpll2_d4",
+ "mainpll2_d3",
+ "univpll2_d3"
+};
+
+static const char * const ccutm_parents[] = {
+ "clk26m",
+ "univpll2_d6_d4",
+ "ck_osc_d4",
+ "ck_osc_d3",
+ "univpll2_d6_d2"
+};
+
+static const char * const venc_parents[] = {
+ "clk26m",
+ "mainpll2_d5_d2",
+ "univpll2_d5_d2",
+ "mainpll2_d4_d2",
+ "mmpll2_d9",
+ "univpll2_d4_d2",
+ "mmpll2_d4_d2",
+ "mainpll2_d6",
+ "univpll2_d6",
+ "mainpll2_d5",
+ "mmpll2_d6",
+ "univpll2_d5",
+ "mainpll2_d4",
+ "univpll2_d4",
+ "univpll2_d3"
+};
+
+static const char * const dp1_parents[] = {
+ "clk26m",
+ "tvdpll2_d16",
+ "tvdpll2_d8",
+ "tvdpll2_d4",
+ "tvdpll2_d2"
+};
+
+static const char * const dp0_parents[] = {
+ "clk26m",
+ "tvdpll1_d16",
+ "tvdpll1_d8",
+ "tvdpll1_d4",
+ "ck_tvdpll1_d2"
+};
+
+static const char * const disp_parents[] = {
+ "clk26m",
+ "ck_mainpll_d5_d2",
+ "ck_mainpll_d4_d2",
+ "ck_mainpll_d6",
+ "mainpll2_d5",
+ "mmpll2_d6",
+ "mainpll2_d4",
+ "univpll2_d4",
+ "mainpll2_d3"
+};
+
+static const char * const mdp_parents[] = {
+ "clk26m",
+ "ck_mainpll_d5_d2",
+ "mainpll2_d5_d2",
+ "mmpll2_d6_d2",
+ "mainpll2_d9",
+ "mainpll2_d4_d2",
+ "mainpll2_d7",
+ "mainpll2_d6",
+ "mainpll2_d5",
+ "mmpll2_d6",
+ "mainpll2_d4",
+ "univpll2_d4",
+ "mainpll2_d3"
+};
+
+static const char * const mminfra_parents[] = {
+ "clk26m",
+ "ck_osc_d4",
+ "ck_mainpll_d7_d2",
+ "ck_mainpll_d5_d2",
+ "ck_mainpll_d9",
+ "mmpll2_d6_d2",
+ "mainpll2_d4_d2",
+ "ck_mainpll_d6",
+ "univpll2_d6",
+ "mainpll2_d5",
+ "mmpll2_d6",
+ "univpll2_d5",
+ "mainpll2_d4",
+ "univpll2_d4",
+ "mainpll2_d3",
+ "univpll2_d3"
+};
+
+static const char * const mminfra_snoc_parents[] = {
+ "clk26m",
+ "ck_osc_d4",
+ "ck_mainpll_d7_d2",
+ "ck_mainpll_d9",
+ "ck_mainpll_d7",
+ "ck_mainpll_d6",
+ "mmpll2_d4_d2",
+ "ck_mainpll_d5",
+ "ck_mainpll_d4",
+ "univpll2_d4",
+ "mmpll2_d4",
+ "mainpll2_d3",
+ "univpll2_d3",
+ "mmpll2_d3",
+ "mainpll2_d2"
+};
+
+static const char * const mmup_parents[] = {
+ "clk26m",
+ "mainpll2_d6",
+ "mainpll2_d5",
+ "ck_osc_d2",
+ "ck_osc",
+ "ck_mainpll_d4",
+ "univpll2_d4",
+ "mainpll2_d3"
+};
+
+static const char * const mminfra_ao_parents[] = {
+ "clk26m",
+ "ck_osc_d4",
+ "ck_mainpll_d3"
+};
+
+static const char * const dvo_parents[] = {
+ "clk26m",
+ "tvdpll3_d16",
+ "tvdpll3_d8",
+ "tvdpll3_d4",
+ "tvdpll3_d2"
+};
+
+static const char * const dvo_favt_parents[] = {
+ "clk26m",
+ "tvdpll3_d16",
+ "tvdpll3_d8",
+ "tvdpll3_d4",
+ "vlp_apll1",
+ "vlp_apll2",
+ "tvdpll3_d2"
+};
+
+static const struct mtk_mux top_muxes[] = {
+ /* CKSYS2_CLK_CFG_0 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_SENINF0, "seninf0", seninf_parents,
+ CKSYS2_CLK_CFG_0, CKSYS2_CLK_CFG_0_SET, CKSYS2_CLK_CFG_0_CLR,
+ MM_HWV_CG_30_DONE, MM_HWV_CG_30_SET, MM_HWV_CG_30_CLR,
+ 0, 4, 7, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_SENINF0_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 31),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_SENINF1, "seninf1", seninf_parents,
+ CKSYS2_CLK_CFG_0, CKSYS2_CLK_CFG_0_SET, CKSYS2_CLK_CFG_0_CLR,
+ MM_HWV_CG_30_DONE, MM_HWV_CG_30_SET, MM_HWV_CG_30_CLR,
+ 8, 4, 15, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_SENINF1_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 30),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_SENINF2, "seninf2", seninf_parents,
+ CKSYS2_CLK_CFG_0, CKSYS2_CLK_CFG_0_SET, CKSYS2_CLK_CFG_0_CLR,
+ MM_HWV_CG_30_DONE, MM_HWV_CG_30_SET, MM_HWV_CG_30_CLR,
+ 16, 4, 23, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_SENINF2_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 29),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_SENINF3, "seninf3", seninf_parents,
+ CKSYS2_CLK_CFG_0, CKSYS2_CLK_CFG_0_SET, CKSYS2_CLK_CFG_0_CLR,
+ MM_HWV_CG_30_DONE, MM_HWV_CG_30_SET, MM_HWV_CG_30_CLR,
+ 24, 4, 31, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_SENINF3_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 28),
+ /* CKSYS2_CLK_CFG_1 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_SENINF4, "seninf4", seninf_parents,
+ CKSYS2_CLK_CFG_1, CKSYS2_CLK_CFG_1_SET, CKSYS2_CLK_CFG_1_CLR,
+ MM_HWV_CG_31_DONE, MM_HWV_CG_31_SET, MM_HWV_CG_31_CLR,
+ 0, 4, 7, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_SENINF4_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 27),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_SENINF5, "seninf5", seninf_parents,
+ CKSYS2_CLK_CFG_1, CKSYS2_CLK_CFG_1_SET, CKSYS2_CLK_CFG_1_CLR,
+ MM_HWV_CG_31_DONE, MM_HWV_CG_31_SET, MM_HWV_CG_31_CLR,
+ 8, 4, 15, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_SENINF5_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 26),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_IMG1, "img1", img1_parents,
+ CKSYS2_CLK_CFG_1, CKSYS2_CLK_CFG_1_SET, CKSYS2_CLK_CFG_1_CLR,
+ MM_HWV_CG_31_DONE, MM_HWV_CG_31_SET, MM_HWV_CG_31_CLR,
+ 16, 4, 23, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_IMG1_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 25),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_IPE, "ipe", ipe_parents,
+ CKSYS2_CLK_CFG_1, CKSYS2_CLK_CFG_1_SET, CKSYS2_CLK_CFG_1_CLR,
+ MM_HWV_CG_31_DONE, MM_HWV_CG_31_SET, MM_HWV_CG_31_CLR,
+ 24, 4, 31, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_IPE_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 24),
+ /* CKSYS2_CLK_CFG_2 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_CAM, "cam", cam_parents,
+ CKSYS2_CLK_CFG_2, CKSYS2_CLK_CFG_2_SET, CKSYS2_CLK_CFG_2_CLR,
+ MM_HWV_CG_32_DONE, MM_HWV_CG_32_SET, MM_HWV_CG_32_CLR,
+ 0, 4, 7, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_CAM_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 23),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_CAMTM, "camtm", camtm_parents,
+ CKSYS2_CLK_CFG_2, CKSYS2_CLK_CFG_2_SET, CKSYS2_CLK_CFG_2_CLR,
+ MM_HWV_CG_32_DONE, MM_HWV_CG_32_SET, MM_HWV_CG_32_CLR,
+ 8, 3, 15, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_CAMTM_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 22),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_DPE, "dpe", dpe_parents,
+ CKSYS2_CLK_CFG_2, CKSYS2_CLK_CFG_2_SET, CKSYS2_CLK_CFG_2_CLR,
+ MM_HWV_CG_32_DONE, MM_HWV_CG_32_SET, MM_HWV_CG_32_CLR,
+ 16, 4, 23, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_DPE_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 21),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_VDEC, "vdec", vdec_parents,
+ CKSYS2_CLK_CFG_2, CKSYS2_CLK_CFG_2_SET, CKSYS2_CLK_CFG_2_CLR,
+ MM_HWV_CG_32_DONE, MM_HWV_CG_32_SET, MM_HWV_CG_32_CLR,
+ 24, 4, 31, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_VDEC_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 20),
+ /* CKSYS2_CLK_CFG_3 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_CCUSYS, "ccusys", ccusys_parents,
+ CKSYS2_CLK_CFG_3, CKSYS2_CLK_CFG_3_SET, CKSYS2_CLK_CFG_3_CLR,
+ MM_HWV_CG_33_DONE, MM_HWV_CG_33_SET, MM_HWV_CG_33_CLR,
+ 0, 4, 7, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_CCUSYS_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 19),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_CCUTM, "ccutm", ccutm_parents,
+ CKSYS2_CLK_CFG_3, CKSYS2_CLK_CFG_3_SET, CKSYS2_CLK_CFG_3_CLR,
+ MM_HWV_CG_33_DONE, MM_HWV_CG_33_SET, MM_HWV_CG_33_CLR,
+ 8, 3, 15, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_CCUTM_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 18),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_VENC, "venc", venc_parents,
+ CKSYS2_CLK_CFG_3, CKSYS2_CLK_CFG_3_SET, CKSYS2_CLK_CFG_3_CLR,
+ MM_HWV_CG_33_DONE, MM_HWV_CG_33_SET, MM_HWV_CG_33_CLR,
+ 16, 4, 23, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_VENC_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 17),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP2_DVO, "dvo", dvo_parents,
+ CKSYS2_CLK_CFG_3, CKSYS2_CLK_CFG_3_SET, CKSYS2_CLK_CFG_3_CLR,
+ 24, 3, 31, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_DVO_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 16),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP2_DVO_FAVT, "dvo_favt", dvo_favt_parents,
+ CKSYS2_CLK_CFG_4, CKSYS2_CLK_CFG_4_SET, CKSYS2_CLK_CFG_4_CLR,
+ 0, 3, 7, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_DVO_FAVT_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 15),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP2_DP1, "dp1", dp1_parents,
+ CKSYS2_CLK_CFG_4, CKSYS2_CLK_CFG_4_SET, CKSYS2_CLK_CFG_4_CLR,
+ 8, 3, 15, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_DP1_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 14),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP2_DP0, "dp0", dp0_parents,
+ CKSYS2_CLK_CFG_4, CKSYS2_CLK_CFG_4_SET, CKSYS2_CLK_CFG_4_CLR,
+ 16, 3, 23, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_DP0_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 13),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_DISP, "disp", disp_parents,
+ CKSYS2_CLK_CFG_4, CKSYS2_CLK_CFG_4_SET, CKSYS2_CLK_CFG_4_CLR,
+ MM_HWV_CG_34_DONE, MM_HWV_CG_34_SET, MM_HWV_CG_34_CLR,
+ 24, 4, 31, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_DISP_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 12),
+ /* CKSYS2_CLK_CFG_5 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_MDP, "mdp", mdp_parents,
+ CKSYS2_CLK_CFG_5, CKSYS2_CLK_CFG_5_SET, CKSYS2_CLK_CFG_5_CLR,
+ MM_HWV_CG_35_DONE, MM_HWV_CG_35_SET, MM_HWV_CG_35_CLR,
+ 0, 4, 7, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_MDP_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 11),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_MMINFRA, "mminfra", mminfra_parents,
+ CKSYS2_CLK_CFG_5, CKSYS2_CLK_CFG_5_SET, CKSYS2_CLK_CFG_5_CLR,
+ MM_HWV_CG_35_DONE, MM_HWV_CG_35_SET, MM_HWV_CG_35_CLR,
+ 8, 4, 15, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_MMINFRA_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 10),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_MMINFRA_SNOC, "mminfra_snoc", mminfra_snoc_parents,
+ CKSYS2_CLK_CFG_5, CKSYS2_CLK_CFG_5_SET, CKSYS2_CLK_CFG_5_CLR,
+ MM_HWV_CG_35_DONE, MM_HWV_CG_35_SET, MM_HWV_CG_35_CLR,
+ 16, 4, 23, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_MMINFRA_SNOC_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 9),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_TOP2_MMUP, "mmup", mmup_parents,
+ CKSYS2_CLK_CFG_5, CKSYS2_CLK_CFG_5_SET, CKSYS2_CLK_CFG_5_CLR,
+ 24, 3, 31, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_MMUP_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 8),
+ /* CKSYS2_CLK_CFG_6 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_TOP2_MMINFRA_AO, "mminfra_ao", mminfra_ao_parents,
+ CKSYS2_CLK_CFG_6, CKSYS2_CLK_CFG_6_SET, CKSYS2_CLK_CFG_6_CLR,
+ MM_HWV_CG_36_DONE, MM_HWV_CG_36_SET, MM_HWV_CG_36_CLR,
+ 16, 2, 7, CKSYS2_CLK_CFG_UPDATE, TOP_MUX_MMINFRA_AO_SHIFT,
+ CKSYS2_CLK_FENC_STATUS_MON_0, 5),
+};
+
+static const struct mtk_clk_desc topck_desc = {
+ .factor_clks = top_divs,
+ .num_factor_clks = ARRAY_SIZE(top_divs),
+ .mux_clks = top_muxes,
+ .num_mux_clks = ARRAY_SIZE(top_muxes),
+};
+
+static const struct of_device_id of_match_clk_mt8196_ck[] = {
+ { .compatible = "mediatek,mt8196-topckgen-gp2", .data = &topck_desc },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_ck);
+
+static struct platform_driver clk_mt8196_topck_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-topck2",
+ .of_match_table = of_match_clk_mt8196_ck,
+ },
+};
+
+MODULE_DESCRIPTION("MediaTek MT8196 GP2 top clock generators driver");
+module_platform_driver(clk_mt8196_topck_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-ufs_ao.c b/drivers/clk/mediatek/clk-mt8196-ufs_ao.c
new file mode 100644
index 000000000000..0c04717b7b4b
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-ufs_ao.c
@@ -0,0 +1,108 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+#include <dt-bindings/reset/mediatek,mt8196-resets.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+#define MT8196_UFSAO_RST0_SET_OFFSET 0x48
+#define MT8196_UFSAO_RST1_SET_OFFSET 0x148
+
+static const struct mtk_gate_regs ufsao0_cg_regs = {
+ .set_ofs = 0x108,
+ .clr_ofs = 0x10c,
+ .sta_ofs = 0x104,
+};
+
+static const struct mtk_gate_regs ufsao1_cg_regs = {
+ .set_ofs = 0x8,
+ .clr_ofs = 0xc,
+ .sta_ofs = 0x4,
+};
+
+#define GATE_UFSAO0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ufsao0_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_UFSAO1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ufsao1_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate ufsao_clks[] = {
+ /* UFSAO0 */
+ GATE_UFSAO0(CLK_UFSAO_UFSHCI_UFS, "ufsao_ufshci_ufs", "ufs", 0),
+ GATE_UFSAO0(CLK_UFSAO_UFSHCI_AES, "ufsao_ufshci_aes", "aes_ufsfde", 1),
+ /* UFSAO1 */
+ GATE_UFSAO1(CLK_UFSAO_UNIPRO_TX_SYM, "ufsao_unipro_tx_sym", "clk26m", 0),
+ GATE_UFSAO1(CLK_UFSAO_UNIPRO_RX_SYM0, "ufsao_unipro_rx_sym0", "clk26m", 1),
+ GATE_UFSAO1(CLK_UFSAO_UNIPRO_RX_SYM1, "ufsao_unipro_rx_sym1", "clk26m", 2),
+ GATE_UFSAO1(CLK_UFSAO_UNIPRO_SYS, "ufsao_unipro_sys", "ufs", 3),
+ GATE_UFSAO1(CLK_UFSAO_UNIPRO_SAP, "ufsao_unipro_sap", "clk26m", 4),
+ GATE_UFSAO1(CLK_UFSAO_PHY_SAP, "ufsao_phy_sap", "clk26m", 8),
+};
+
+static u16 ufsao_rst_ofs[] = {
+ MT8196_UFSAO_RST0_SET_OFFSET,
+ MT8196_UFSAO_RST1_SET_OFFSET
+};
+
+static u16 ufsao_rst_idx_map[] = {
+ [MT8196_UFSAO_RST0_UFS_MPHY] = 8,
+ [MT8196_UFSAO_RST1_UFS_UNIPRO] = 1 * RST_NR_PER_BANK + 0,
+ [MT8196_UFSAO_RST1_UFS_CRYPTO] = 1 * RST_NR_PER_BANK + 1,
+ [MT8196_UFSAO_RST1_UFSHCI] = 1 * RST_NR_PER_BANK + 2,
+};
+
+static const struct mtk_clk_rst_desc ufsao_rst_desc = {
+ .version = MTK_RST_SET_CLR,
+ .rst_bank_ofs = ufsao_rst_ofs,
+ .rst_bank_nr = ARRAY_SIZE(ufsao_rst_ofs),
+ .rst_idx_map = ufsao_rst_idx_map,
+ .rst_idx_map_nr = ARRAY_SIZE(ufsao_rst_idx_map),
+};
+
+static const struct mtk_clk_desc ufsao_mcd = {
+ .clks = ufsao_clks,
+ .num_clks = ARRAY_SIZE(ufsao_clks),
+ .rst_desc = &ufsao_rst_desc,
+};
+
+static const struct of_device_id of_match_clk_mt8196_ufs_ao[] = {
+ { .compatible = "mediatek,mt8196-ufscfg-ao", .data = &ufsao_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_ufs_ao);
+
+static struct platform_driver clk_mt8196_ufs_ao_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-ufs-ao",
+ .of_match_table = of_match_clk_mt8196_ufs_ao,
+ },
+};
+
+module_platform_driver(clk_mt8196_ufs_ao_drv);
+MODULE_DESCRIPTION("MediaTek MT8196 ufs_ao clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-vdec.c b/drivers/clk/mediatek/clk-mt8196-vdec.c
new file mode 100644
index 000000000000..f8dcd84a2b58
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-vdec.c
@@ -0,0 +1,253 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs vde20_cg_regs = {
+ .set_ofs = 0x0,
+ .clr_ofs = 0x4,
+ .sta_ofs = 0x0,
+};
+
+static const struct mtk_gate_regs vde20_hwv_regs = {
+ .set_ofs = 0x0088,
+ .clr_ofs = 0x008c,
+ .sta_ofs = 0x2c44,
+};
+
+static const struct mtk_gate_regs vde21_cg_regs = {
+ .set_ofs = 0x200,
+ .clr_ofs = 0x204,
+ .sta_ofs = 0x200,
+};
+
+static const struct mtk_gate_regs vde21_hwv_regs = {
+ .set_ofs = 0x0080,
+ .clr_ofs = 0x0084,
+ .sta_ofs = 0x2c40,
+};
+
+static const struct mtk_gate_regs vde22_cg_regs = {
+ .set_ofs = 0x8,
+ .clr_ofs = 0xc,
+ .sta_ofs = 0x8,
+};
+
+static const struct mtk_gate_regs vde22_hwv_regs = {
+ .set_ofs = 0x0078,
+ .clr_ofs = 0x007c,
+ .sta_ofs = 0x2c3c,
+};
+
+#define GATE_HWV_VDE20(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde20_cg_regs, \
+ .hwv_regs = &vde20_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VDE21(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde21_cg_regs, \
+ .hwv_regs = &vde21_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VDE22(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde22_cg_regs, \
+ .hwv_regs = &vde22_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE | \
+ CLK_IGNORE_UNUSED, \
+ }
+
+static const struct mtk_gate vde2_clks[] = {
+ /* VDE20 */
+ GATE_HWV_VDE20(CLK_VDE2_VDEC_CKEN, "vde2_vdec_cken", "vdec", 0),
+ GATE_HWV_VDE20(CLK_VDE2_VDEC_ACTIVE, "vde2_vdec_active", "vdec", 4),
+ GATE_HWV_VDE20(CLK_VDE2_VDEC_CKEN_ENG, "vde2_vdec_cken_eng", "vdec", 8),
+ /* VDE21 */
+ GATE_HWV_VDE21(CLK_VDE2_LAT_CKEN, "vde2_lat_cken", "vdec", 0),
+ GATE_HWV_VDE21(CLK_VDE2_LAT_ACTIVE, "vde2_lat_active", "vdec", 4),
+ GATE_HWV_VDE21(CLK_VDE2_LAT_CKEN_ENG, "vde2_lat_cken_eng", "vdec", 8),
+ /* VDE22 */
+ GATE_HWV_VDE22(CLK_VDE2_LARB1_CKEN, "vde2_larb1_cken", "vdec", 0),
+};
+
+static const struct mtk_clk_desc vde2_mcd = {
+ .clks = vde2_clks,
+ .num_clks = ARRAY_SIZE(vde2_clks),
+ .need_runtime_pm = true,
+};
+
+static const struct mtk_gate_regs vde10_hwv_regs = {
+ .set_ofs = 0x00a0,
+ .clr_ofs = 0x00a4,
+ .sta_ofs = 0x2c50,
+};
+
+static const struct mtk_gate_regs vde11_cg_regs = {
+ .set_ofs = 0x1e0,
+ .clr_ofs = 0x1e0,
+ .sta_ofs = 0x1e0,
+};
+
+static const struct mtk_gate_regs vde11_hwv_regs = {
+ .set_ofs = 0x00b0,
+ .clr_ofs = 0x00b4,
+ .sta_ofs = 0x2c58,
+};
+
+static const struct mtk_gate_regs vde12_cg_regs = {
+ .set_ofs = 0x1ec,
+ .clr_ofs = 0x1ec,
+ .sta_ofs = 0x1ec,
+};
+
+static const struct mtk_gate_regs vde12_hwv_regs = {
+ .set_ofs = 0x00a8,
+ .clr_ofs = 0x00ac,
+ .sta_ofs = 0x2c54,
+};
+
+static const struct mtk_gate_regs vde13_cg_regs = {
+ .set_ofs = 0x200,
+ .clr_ofs = 0x204,
+ .sta_ofs = 0x200,
+};
+
+static const struct mtk_gate_regs vde13_hwv_regs = {
+ .set_ofs = 0x0098,
+ .clr_ofs = 0x009c,
+ .sta_ofs = 0x2c4c,
+};
+
+static const struct mtk_gate_regs vde14_hwv_regs = {
+ .set_ofs = 0x0090,
+ .clr_ofs = 0x0094,
+ .sta_ofs = 0x2c48,
+};
+
+#define GATE_HWV_VDE10(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde20_cg_regs, \
+ .hwv_regs = &vde10_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VDE11(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde11_cg_regs, \
+ .hwv_regs = &vde11_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VDE12(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde12_cg_regs, \
+ .hwv_regs = &vde12_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv, \
+ .flags = CLK_OPS_PARENT_ENABLE \
+ }
+
+#define GATE_HWV_VDE13(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde13_cg_regs, \
+ .hwv_regs = &vde13_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VDE14(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vde22_cg_regs, \
+ .hwv_regs = &vde14_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE | \
+ CLK_IGNORE_UNUSED, \
+ }
+
+static const struct mtk_gate vde1_clks[] = {
+ /* VDE10 */
+ GATE_HWV_VDE10(CLK_VDE1_VDEC_CKEN, "vde1_vdec_cken", "vdec", 0),
+ GATE_HWV_VDE10(CLK_VDE1_VDEC_ACTIVE, "vde1_vdec_active", "vdec", 4),
+ GATE_HWV_VDE10(CLK_VDE1_VDEC_CKEN_ENG, "vde1_vdec_cken_eng", "vdec", 8),
+ /* VDE11 */
+ GATE_HWV_VDE11(CLK_VDE1_VDEC_SOC_IPS_EN, "vde1_vdec_soc_ips_en", "vdec", 0),
+ /* VDE12 */
+ GATE_HWV_VDE12(CLK_VDE1_VDEC_SOC_APTV_EN, "vde1_aptv_en", "ck_tck_26m_mx9_ck", 0),
+ GATE_HWV_VDE12(CLK_VDE1_VDEC_SOC_APTV_TOP_EN, "vde1_aptv_topen", "ck_tck_26m_mx9_ck", 1),
+ /* VDE13 */
+ GATE_HWV_VDE13(CLK_VDE1_LAT_CKEN, "vde1_lat_cken", "vdec", 0),
+ GATE_HWV_VDE13(CLK_VDE1_LAT_ACTIVE, "vde1_lat_active", "vdec", 4),
+ GATE_HWV_VDE13(CLK_VDE1_LAT_CKEN_ENG, "vde1_lat_cken_eng", "vdec", 8),
+ /* VDE14 */
+ GATE_HWV_VDE14(CLK_VDE1_LARB1_CKEN, "vde1_larb1_cken", "vdec", 0),
+};
+
+static const struct mtk_clk_desc vde1_mcd = {
+ .clks = vde1_clks,
+ .num_clks = ARRAY_SIZE(vde1_clks),
+ .need_runtime_pm = true,
+};
+
+static const struct of_device_id of_match_clk_mt8196_vdec[] = {
+ { .compatible = "mediatek,mt8196-vdecsys", .data = &vde2_mcd },
+ { .compatible = "mediatek,mt8196-vdecsys-soc", .data = &vde1_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_vdec);
+
+static struct platform_driver clk_mt8196_vdec_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-vdec",
+ .of_match_table = of_match_clk_mt8196_vdec,
+ },
+};
+module_platform_driver(clk_mt8196_vdec_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 Video Decoders clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-vdisp_ao.c b/drivers/clk/mediatek/clk-mt8196-vdisp_ao.c
new file mode 100644
index 000000000000..fddb69d1c3eb
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-vdisp_ao.c
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs mm_v_cg_regs = {
+ .set_ofs = 0x104,
+ .clr_ofs = 0x108,
+ .sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs mm_v_hwv_regs = {
+ .set_ofs = 0x0030,
+ .clr_ofs = 0x0034,
+ .sta_ofs = 0x2c18,
+};
+
+#define GATE_MM_AO_V(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm_v_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE | \
+ CLK_IS_CRITICAL, \
+ }
+
+#define GATE_HWV_MM_V(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &mm_v_cg_regs, \
+ .hwv_regs = &mm_v_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+static const struct mtk_gate mm_v_clks[] = {
+ GATE_HWV_MM_V(CLK_MM_V_DISP_VDISP_AO_CONFIG, "mm_v_disp_vdisp_ao_config", "disp", 0),
+ GATE_HWV_MM_V(CLK_MM_V_DISP_DPC, "mm_v_disp_dpc", "disp", 16),
+ GATE_MM_AO_V(CLK_MM_V_SMI_SUB_SOMM0, "mm_v_smi_sub_somm0", "disp", 2),
+};
+
+static const struct mtk_clk_desc mm_v_mcd = {
+ .clks = mm_v_clks,
+ .num_clks = ARRAY_SIZE(mm_v_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8196_vdisp_ao[] = {
+ { .compatible = "mediatek,mt8196-vdisp-ao", .data = &mm_v_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_vdisp_ao);
+
+static struct platform_driver clk_mt8196_vdisp_ao_drv = {
+ .probe = mtk_clk_pdev_probe,
+ .remove = mtk_clk_pdev_remove,
+ .driver = {
+ .name = "clk-mt8196-vdisp-ao",
+ .of_match_table = of_match_clk_mt8196_vdisp_ao,
+ },
+};
+module_platform_driver(clk_mt8196_vdisp_ao_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 vdisp_ao clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-venc.c b/drivers/clk/mediatek/clk-mt8196-venc.c
new file mode 100644
index 000000000000..13e2e36e945f
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-venc.c
@@ -0,0 +1,236 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+static const struct mtk_gate_regs ven10_cg_regs = {
+ .set_ofs = 0x4,
+ .clr_ofs = 0x8,
+ .sta_ofs = 0x0,
+};
+
+static const struct mtk_gate_regs ven10_hwv_regs = {
+ .set_ofs = 0x00b8,
+ .clr_ofs = 0x00bc,
+ .sta_ofs = 0x2c5c,
+};
+
+static const struct mtk_gate_regs ven11_cg_regs = {
+ .set_ofs = 0x10,
+ .clr_ofs = 0x14,
+ .sta_ofs = 0x10,
+};
+
+static const struct mtk_gate_regs ven11_hwv_regs = {
+ .set_ofs = 0x00c0,
+ .clr_ofs = 0x00c4,
+ .sta_ofs = 0x2c60,
+};
+
+#define GATE_VEN10(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven10_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr_inv, \
+ }
+
+#define GATE_HWV_VEN10_FLAGS(_id, _name, _parent, _shift, _flags) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven10_cg_regs, \
+ .hwv_regs = &ven10_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv, \
+ .flags = (_flags) | \
+ CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VEN10(_id, _name, _parent, _shift) \
+ GATE_HWV_VEN10_FLAGS(_id, _name, _parent, _shift, 0)
+
+#define GATE_HWV_VEN11(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven11_cg_regs, \
+ .hwv_regs = &ven11_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE \
+ }
+
+static const struct mtk_gate ven1_clks[] = {
+ /* VEN10 */
+ GATE_HWV_VEN10(CLK_VEN1_CKE0_LARB, "ven1_larb", "venc", 0),
+ GATE_HWV_VEN10(CLK_VEN1_CKE1_VENC, "ven1_venc", "venc", 4),
+ GATE_VEN10(CLK_VEN1_CKE2_JPGENC, "ven1_jpgenc", "venc", 8),
+ GATE_VEN10(CLK_VEN1_CKE3_JPGDEC, "ven1_jpgdec", "venc", 12),
+ GATE_VEN10(CLK_VEN1_CKE4_JPGDEC_C1, "ven1_jpgdec_c1", "venc", 16),
+ GATE_HWV_VEN10(CLK_VEN1_CKE5_GALS, "ven1_gals", "venc", 28),
+ GATE_HWV_VEN10(CLK_VEN1_CKE29_VENC_ADAB_CTRL, "ven1_venc_adab_ctrl",
+ "venc", 29),
+ GATE_HWV_VEN10_FLAGS(CLK_VEN1_CKE29_VENC_XPC_CTRL,
+ "ven1_venc_xpc_ctrl", "venc", 30,
+ CLK_IGNORE_UNUSED),
+ GATE_HWV_VEN10(CLK_VEN1_CKE6_GALS_SRAM, "ven1_gals_sram", "venc", 31),
+ /* VEN11 */
+ GATE_HWV_VEN11(CLK_VEN1_RES_FLAT, "ven1_res_flat", "venc", 0),
+};
+
+static const struct mtk_clk_desc ven1_mcd = {
+ .clks = ven1_clks,
+ .num_clks = ARRAY_SIZE(ven1_clks),
+ .need_runtime_pm = true,
+};
+
+static const struct mtk_gate_regs ven20_hwv_regs = {
+ .set_ofs = 0x00c8,
+ .clr_ofs = 0x00cc,
+ .sta_ofs = 0x2c64,
+};
+
+static const struct mtk_gate_regs ven21_hwv_regs = {
+ .set_ofs = 0x00d0,
+ .clr_ofs = 0x00d4,
+ .sta_ofs = 0x2c68,
+};
+
+#define GATE_VEN20(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven10_cg_regs, \
+ .shift = _shift, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ .ops = &mtk_clk_gate_ops_setclr_inv, \
+ }
+
+#define GATE_HWV_VEN20(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven10_cg_regs, \
+ .hwv_regs = &ven20_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VEN21(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven11_cg_regs, \
+ .hwv_regs = &ven21_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE \
+ }
+
+static const struct mtk_gate ven2_clks[] = {
+ /* VEN20 */
+ GATE_HWV_VEN20(CLK_VEN2_CKE0_LARB, "ven2_larb", "venc", 0),
+ GATE_HWV_VEN20(CLK_VEN2_CKE1_VENC, "ven2_venc", "venc", 4),
+ GATE_VEN20(CLK_VEN2_CKE2_JPGENC, "ven2_jpgenc", "venc", 8),
+ GATE_VEN20(CLK_VEN2_CKE3_JPGDEC, "ven2_jpgdec", "venc", 12),
+ GATE_HWV_VEN20(CLK_VEN2_CKE5_GALS, "ven2_gals", "venc", 28),
+ GATE_HWV_VEN20(CLK_VEN2_CKE29_VENC_XPC_CTRL, "ven2_venc_xpc_ctrl", "venc", 30),
+ GATE_HWV_VEN20(CLK_VEN2_CKE6_GALS_SRAM, "ven2_gals_sram", "venc", 31),
+ /* VEN21 */
+ GATE_HWV_VEN21(CLK_VEN2_RES_FLAT, "ven2_res_flat", "venc", 0),
+};
+
+static const struct mtk_clk_desc ven2_mcd = {
+ .clks = ven2_clks,
+ .num_clks = ARRAY_SIZE(ven2_clks),
+ .need_runtime_pm = true,
+};
+
+static const struct mtk_gate_regs ven_c20_hwv_regs = {
+ .set_ofs = 0x00d8,
+ .clr_ofs = 0x00dc,
+ .sta_ofs = 0x2c6c,
+};
+
+static const struct mtk_gate_regs ven_c21_hwv_regs = {
+ .set_ofs = 0x00e0,
+ .clr_ofs = 0x00e4,
+ .sta_ofs = 0x2c70,
+};
+
+#define GATE_HWV_VEN_C20(_id, _name, _parent, _shift) {\
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven10_cg_regs, \
+ .hwv_regs = &ven_c20_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+#define GATE_HWV_VEN_C21(_id, _name, _parent, _shift) {\
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &ven11_cg_regs, \
+ .hwv_regs = &ven_c21_hwv_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_hwv_ops_setclr, \
+ .flags = CLK_OPS_PARENT_ENABLE, \
+ }
+
+static const struct mtk_gate ven_c2_clks[] = {
+ /* VEN_C20 */
+ GATE_HWV_VEN_C20(CLK_VEN_C2_CKE0_LARB, "ven_c2_larb", "venc", 0),
+ GATE_HWV_VEN_C20(CLK_VEN_C2_CKE1_VENC, "ven_c2_venc", "venc", 4),
+ GATE_HWV_VEN_C20(CLK_VEN_C2_CKE5_GALS, "ven_c2_gals", "venc", 28),
+ GATE_HWV_VEN_C20(CLK_VEN_C2_CKE29_VENC_XPC_CTRL, "ven_c2_venc_xpc_ctrl",
+ "venc", 30),
+ GATE_HWV_VEN_C20(CLK_VEN_C2_CKE6_GALS_SRAM, "ven_c2_gals_sram", "venc", 31),
+ /* VEN_C21 */
+ GATE_HWV_VEN_C21(CLK_VEN_C2_RES_FLAT, "ven_c2_res_flat", "venc", 0),
+};
+
+static const struct mtk_clk_desc ven_c2_mcd = {
+ .clks = ven_c2_clks,
+ .num_clks = ARRAY_SIZE(ven_c2_clks),
+ .need_runtime_pm = true,
+};
+
+static const struct of_device_id of_match_clk_mt8196_venc[] = {
+ { .compatible = "mediatek,mt8196-vencsys", .data = &ven1_mcd },
+ { .compatible = "mediatek,mt8196-vencsys-c1", .data = &ven2_mcd },
+ { .compatible = "mediatek,mt8196-vencsys-c2", .data = &ven_c2_mcd },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_venc);
+
+static struct platform_driver clk_mt8196_venc_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8196-venc",
+ .of_match_table = of_match_clk_mt8196_venc,
+ },
+};
+module_platform_driver(clk_mt8196_venc_drv);
+
+MODULE_DESCRIPTION("MediaTek MT8196 Video Encoders clocks driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mt8196-vlpckgen.c b/drivers/clk/mediatek/clk-mt8196-vlpckgen.c
new file mode 100644
index 000000000000..d59a8a9d9855
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8196-vlpckgen.c
@@ -0,0 +1,725 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Guangjie Song <guangjie.song@mediatek.com>
+ * Copyright (c) 2025 Collabora Ltd.
+ * Laura Nao <laura.nao@collabora.com>
+ */
+#include <dt-bindings/clock/mediatek,mt8196-clock.h>
+
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "clk-mtk.h"
+#include "clk-mux.h"
+#include "clk-pll.h"
+
+/* MUX SEL REG */
+#define VLP_CLK_CFG_UPDATE 0x0004
+#define VLP_CLK_CFG_UPDATE1 0x0008
+#define VLP_CLK_CFG_0 0x0010
+#define VLP_CLK_CFG_0_SET 0x0014
+#define VLP_CLK_CFG_0_CLR 0x0018
+#define VLP_CLK_CFG_1 0x0020
+#define VLP_CLK_CFG_1_SET 0x0024
+#define VLP_CLK_CFG_1_CLR 0x0028
+#define VLP_CLK_CFG_2 0x0030
+#define VLP_CLK_CFG_2_SET 0x0034
+#define VLP_CLK_CFG_2_CLR 0x0038
+#define VLP_CLK_CFG_3 0x0040
+#define VLP_CLK_CFG_3_SET 0x0044
+#define VLP_CLK_CFG_3_CLR 0x0048
+#define VLP_CLK_CFG_4 0x0050
+#define VLP_CLK_CFG_4_SET 0x0054
+#define VLP_CLK_CFG_4_CLR 0x0058
+#define VLP_CLK_CFG_5 0x0060
+#define VLP_CLK_CFG_5_SET 0x0064
+#define VLP_CLK_CFG_5_CLR 0x0068
+#define VLP_CLK_CFG_6 0x0070
+#define VLP_CLK_CFG_6_SET 0x0074
+#define VLP_CLK_CFG_6_CLR 0x0078
+#define VLP_CLK_CFG_7 0x0080
+#define VLP_CLK_CFG_7_SET 0x0084
+#define VLP_CLK_CFG_7_CLR 0x0088
+#define VLP_CLK_CFG_8 0x0090
+#define VLP_CLK_CFG_8_SET 0x0094
+#define VLP_CLK_CFG_8_CLR 0x0098
+#define VLP_CLK_CFG_9 0x00a0
+#define VLP_CLK_CFG_9_SET 0x00a4
+#define VLP_CLK_CFG_9_CLR 0x00a8
+#define VLP_CLK_CFG_10 0x00b0
+#define VLP_CLK_CFG_10_SET 0x00b4
+#define VLP_CLK_CFG_10_CLR 0x00b8
+#define VLP_OCIC_FENC_STATUS_MON_0 0x039c
+#define VLP_OCIC_FENC_STATUS_MON_1 0x03a0
+
+/* MUX SHIFT */
+#define TOP_MUX_SCP_SHIFT 0
+#define TOP_MUX_SCP_SPI_SHIFT 1
+#define TOP_MUX_SCP_IIC_SHIFT 2
+#define TOP_MUX_SCP_IIC_HS_SHIFT 3
+#define TOP_MUX_PWRAP_ULPOSC_SHIFT 4
+#define TOP_MUX_SPMI_M_TIA_32K_SHIFT 5
+#define TOP_MUX_APXGPT_26M_B_SHIFT 6
+#define TOP_MUX_DPSW_SHIFT 7
+#define TOP_MUX_DPSW_CENTRAL_SHIFT 8
+#define TOP_MUX_SPMI_M_MST_SHIFT 9
+#define TOP_MUX_DVFSRC_SHIFT 10
+#define TOP_MUX_PWM_VLP_SHIFT 11
+#define TOP_MUX_AXI_VLP_SHIFT 12
+#define TOP_MUX_SYSTIMER_26M_SHIFT 13
+#define TOP_MUX_SSPM_SHIFT 14
+#define TOP_MUX_SRCK_SHIFT 15
+#define TOP_MUX_CAMTG0_SHIFT 16
+#define TOP_MUX_CAMTG1_SHIFT 17
+#define TOP_MUX_CAMTG2_SHIFT 18
+#define TOP_MUX_CAMTG3_SHIFT 19
+#define TOP_MUX_CAMTG4_SHIFT 20
+#define TOP_MUX_CAMTG5_SHIFT 21
+#define TOP_MUX_CAMTG6_SHIFT 22
+#define TOP_MUX_CAMTG7_SHIFT 23
+#define TOP_MUX_SSPM_26M_SHIFT 25
+#define TOP_MUX_ULPOSC_SSPM_SHIFT 26
+#define TOP_MUX_VLP_PBUS_26M_SHIFT 27
+#define TOP_MUX_DEBUG_ERR_FLAG_VLP_26M_SHIFT 28
+#define TOP_MUX_DPMSRDMA_SHIFT 29
+#define TOP_MUX_VLP_PBUS_156M_SHIFT 30
+#define TOP_MUX_SPM_SHIFT 0
+#define TOP_MUX_MMINFRA_VLP_SHIFT 1
+#define TOP_MUX_USB_TOP_SHIFT 2
+#define TOP_MUX_SSUSB_XHCI_SHIFT 3
+#define TOP_MUX_NOC_VLP_SHIFT 4
+#define TOP_MUX_AUDIO_H_SHIFT 5
+#define TOP_MUX_AUD_ENGEN1_SHIFT 6
+#define TOP_MUX_AUD_ENGEN2_SHIFT 7
+#define TOP_MUX_AUD_INTBUS_SHIFT 8
+#define TOP_MUX_SPU_VLP_26M_SHIFT 9
+#define TOP_MUX_SPU0_VLP_SHIFT 10
+#define TOP_MUX_SPU1_VLP_SHIFT 11
+
+/* CKSTA REG */
+#define VLP_CKSTA_REG0 0x0250
+#define VLP_CKSTA_REG1 0x0254
+
+/* HW Voter REG */
+#define HWV_CG_9_SET 0x0048
+#define HWV_CG_9_CLR 0x004c
+#define HWV_CG_9_DONE 0x2c24
+#define HWV_CG_10_SET 0x0050
+#define HWV_CG_10_CLR 0x0054
+#define HWV_CG_10_DONE 0x2c28
+
+/* PLL REG */
+#define VLP_AP_PLL_CON3 0x264
+#define VLP_APLL1_TUNER_CON0 0x2a4
+#define VLP_APLL2_TUNER_CON0 0x2a8
+#define VLP_APLL1_CON0 0x274
+#define VLP_APLL1_CON1 0x278
+#define VLP_APLL1_CON2 0x27c
+#define VLP_APLL1_CON3 0x280
+#define VLP_APLL2_CON0 0x28c
+#define VLP_APLL2_CON1 0x290
+#define VLP_APLL2_CON2 0x294
+#define VLP_APLL2_CON3 0x298
+
+/* vlp apll1 tuner default value*/
+#define VLP_APLL1_TUNER_CON0_VALUE 0x6f28bd4d
+/* vlp apll2 tuner default value + 1*/
+#define VLP_APLL2_TUNER_CON0_VALUE 0x78fd5265
+
+#define VLP_PLLEN_ALL 0x080
+#define VLP_PLLEN_ALL_SET 0x084
+#define VLP_PLLEN_ALL_CLR 0x088
+
+#define MT8196_PLL_FMAX (3800UL * MHZ)
+#define MT8196_PLL_FMIN (1500UL * MHZ)
+#define MT8196_INTEGER_BITS 8
+
+#define PLL_FENC(_id, _name, _reg, _fenc_sta_ofs, _fenc_sta_bit,\
+ _flags, _pd_reg, _pd_shift, \
+ _pcw_reg, _pcw_shift, _pcwbits, \
+ _pll_en_bit) { \
+ .id = _id, \
+ .name = _name, \
+ .reg = _reg, \
+ .fenc_sta_ofs = _fenc_sta_ofs, \
+ .fenc_sta_bit = _fenc_sta_bit, \
+ .flags = _flags, \
+ .fmax = MT8196_PLL_FMAX, \
+ .fmin = MT8196_PLL_FMIN, \
+ .pd_reg = _pd_reg, \
+ .pd_shift = _pd_shift, \
+ .pcw_reg = _pcw_reg, \
+ .pcw_shift = _pcw_shift, \
+ .pcwbits = _pcwbits, \
+ .pcwibits = MT8196_INTEGER_BITS, \
+ .en_reg = VLP_PLLEN_ALL, \
+ .en_set_reg = VLP_PLLEN_ALL_SET, \
+ .en_clr_reg = VLP_PLLEN_ALL_CLR, \
+ .pll_en_bit = _pll_en_bit, \
+ .ops = &mtk_pll_fenc_clr_set_ops, \
+}
+
+static DEFINE_SPINLOCK(mt8196_clk_vlp_lock);
+
+static const struct mtk_fixed_factor vlp_divs[] = {
+ FACTOR(CLK_VLP_CLK26M, "vlp_clk26m", "clk26m", 1, 1),
+ FACTOR(CLK_VLP_APLL1_D4, "apll1_d4", "vlp_apll1", 1, 4),
+ FACTOR(CLK_VLP_APLL1_D8, "apll1_d8", "vlp_apll1", 1, 8),
+ FACTOR(CLK_VLP_APLL2_D4, "apll2_d4", "vlp_apll2", 1, 4),
+ FACTOR(CLK_VLP_APLL2_D8, "apll2_d8", "vlp_apll2", 1, 8),
+};
+
+static const char * const vlp_scp_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d6",
+ "mainpll_d4",
+ "mainpll_d3",
+ "vlp_apll1"
+};
+
+static const char * const vlp_scp_spi_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d7_d2",
+ "mainpll_d5_d2"
+};
+
+static const char * const vlp_scp_iic_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d5_d4",
+ "mainpll_d7_d2"
+};
+
+static const char * const vlp_scp_iic_hs_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d5_d4",
+ "mainpll_d7_d2",
+ "mainpll_d7"
+};
+
+static const char * const vlp_pwrap_ulposc_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "osc_d14",
+ "osc_d10"
+};
+
+static const char * const vlp_spmi_32k_parents[] = {
+ "clk26m",
+ "clk32k",
+ "osc_d20",
+ "osc_d14",
+ "osc_d10"
+};
+
+static const char * const vlp_apxgpt_26m_b_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_dpsw_parents[] = {
+ "clk26m",
+ "osc_d10",
+ "osc_d7",
+ "mainpll_d7_d4"
+};
+
+static const char * const vlp_dpsw_central_parents[] = {
+ "clk26m",
+ "osc_d10",
+ "osc_d7",
+ "mainpll_d7_d4"
+};
+
+static const char * const vlp_spmi_m_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "osc_d14",
+ "osc_d10"
+};
+
+static const char * const vlp_dvfsrc_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_pwm_vlp_parents[] = {
+ "clk26m",
+ "clk32k",
+ "osc_d20",
+ "osc_d8",
+ "mainpll_d4_d8"
+};
+
+static const char * const vlp_axi_vlp_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d7_d4",
+ "osc_d4",
+ "mainpll_d7_d2"
+};
+
+static const char * const vlp_systimer_26m_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_sspm_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d5_d2",
+ "osc_d2",
+ "mainpll_d6"
+};
+
+static const char * const vlp_srck_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_camtg0_1_parents[] = {
+ "clk26m",
+ "univpll_192m_d32",
+ "univpll_192m_d16",
+ "clk13m",
+ "osc_d40",
+ "osc_d32",
+ "univpll_192m_d10",
+ "univpll_192m_d8",
+ "univpll_d6_d16",
+ "ulposc3",
+ "osc_d20",
+ "ck2_tvdpll1_d16",
+ "univpll_d6_d8"
+};
+
+static const char * const vlp_camtg2_7_parents[] = {
+ "clk26m",
+ "univpll_192m_d32",
+ "univpll_192m_d16",
+ "clk13m",
+ "osc_d40",
+ "osc_d32",
+ "univpll_192m_d10",
+ "univpll_192m_d8",
+ "univpll_d6_d16",
+ "osc_d20",
+ "ck2_tvdpll1_d16",
+ "univpll_d6_d8"
+};
+
+static const char * const vlp_sspm_26m_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_ulposc_sspm_parents[] = {
+ "clk26m",
+ "osc_d2",
+ "mainpll_d4_d2"
+};
+
+static const char * const vlp_vlp_pbus_26m_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_debug_err_flag_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_dpmsrdma_parents[] = {
+ "clk26m",
+ "mainpll_d7_d2"
+};
+
+static const char * const vlp_vlp_pbus_156m_parents[] = {
+ "clk26m",
+ "osc_d2",
+ "mainpll_d7_d2",
+ "mainpll_d7"
+};
+
+static const char * const vlp_spm_parents[] = {
+ "clk26m",
+ "mainpll_d7_d4"
+};
+
+static const char * const vlp_mminfra_parents[] = {
+ "clk26m",
+ "osc_d4",
+ "mainpll_d3"
+};
+
+static const char * const vlp_usb_parents[] = {
+ "clk26m",
+ "mainpll_d9"
+};
+
+static const char * const vlp_noc_vlp_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d9"
+};
+
+static const char * const vlp_audio_h_parents[] = {
+ "vlp_clk26m",
+ "vlp_apll1",
+ "vlp_apll2"
+};
+
+static const char * const vlp_aud_engen1_parents[] = {
+ "vlp_clk26m",
+ "apll1_d8",
+ "apll1_d4"
+};
+
+static const char * const vlp_aud_engen2_parents[] = {
+ "vlp_clk26m",
+ "apll2_d8",
+ "apll2_d4"
+};
+
+static const char * const vlp_aud_intbus_parents[] = {
+ "vlp_clk26m",
+ "mainpll_d7_d4",
+ "mainpll_d4_d4"
+};
+
+static const u8 vlp_aud_parent_index[] = { 1, 2, 3 };
+
+static const char * const vlp_spvlp_26m_parents[] = {
+ "clk26m",
+ "osc_d20"
+};
+
+static const char * const vlp_spu0_vlp_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d4_d4",
+ "mainpll_d4_d2",
+ "mainpll_d7",
+ "mainpll_d6",
+ "mainpll_d5"
+};
+
+static const char * const vlp_spu1_vlp_parents[] = {
+ "clk26m",
+ "osc_d20",
+ "mainpll_d4_d4",
+ "mainpll_d4_d2",
+ "mainpll_d7",
+ "mainpll_d6",
+ "mainpll_d5"
+};
+
+static const struct mtk_mux vlp_muxes[] = {
+ /* VLP_CLK_CFG_0 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_VLP_SCP, "vlp_scp", vlp_scp_parents,
+ VLP_CLK_CFG_0, VLP_CLK_CFG_0_SET, VLP_CLK_CFG_0_CLR,
+ 0, 3, 7, VLP_CLK_CFG_UPDATE, TOP_MUX_SCP_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 31),
+ MUX_CLR_SET_UPD(CLK_VLP_SCP_SPI, "vlp_scp_spi",
+ vlp_scp_spi_parents, VLP_CLK_CFG_0, VLP_CLK_CFG_0_SET,
+ VLP_CLK_CFG_0_CLR, 8, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SCP_SPI_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SCP_IIC, "vlp_scp_iic",
+ vlp_scp_iic_parents, VLP_CLK_CFG_0, VLP_CLK_CFG_0_SET,
+ VLP_CLK_CFG_0_CLR, 16, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SCP_IIC_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SCP_IIC_HS, "vlp_scp_iic_hs",
+ vlp_scp_iic_hs_parents, VLP_CLK_CFG_0, VLP_CLK_CFG_0_SET,
+ VLP_CLK_CFG_0_CLR, 24, 3,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SCP_IIC_HS_SHIFT),
+ /* VLP_CLK_CFG_1 */
+ MUX_CLR_SET_UPD(CLK_VLP_PWRAP_ULPOSC, "vlp_pwrap_ulposc",
+ vlp_pwrap_ulposc_parents, VLP_CLK_CFG_1, VLP_CLK_CFG_1_SET,
+ VLP_CLK_CFG_1_CLR, 0, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_PWRAP_ULPOSC_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SPMI_M_TIA_32K, "vlp_spmi_32k",
+ vlp_spmi_32k_parents, VLP_CLK_CFG_1, VLP_CLK_CFG_1_SET,
+ VLP_CLK_CFG_1_CLR, 8, 3,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SPMI_M_TIA_32K_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_APXGPT_26M_B, "vlp_apxgpt_26m_b",
+ vlp_apxgpt_26m_b_parents, VLP_CLK_CFG_1, VLP_CLK_CFG_1_SET,
+ VLP_CLK_CFG_1_CLR, 16, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_APXGPT_26M_B_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_DPSW, "vlp_dpsw",
+ vlp_dpsw_parents, VLP_CLK_CFG_1, VLP_CLK_CFG_1_SET,
+ VLP_CLK_CFG_1_CLR, 24, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_DPSW_SHIFT),
+ /* VLP_CLK_CFG_2 */
+ MUX_CLR_SET_UPD(CLK_VLP_DPSW_CENTRAL, "vlp_dpsw_central",
+ vlp_dpsw_central_parents, VLP_CLK_CFG_2, VLP_CLK_CFG_2_SET,
+ VLP_CLK_CFG_2_CLR, 0, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_DPSW_CENTRAL_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SPMI_M_MST, "vlp_spmi_m",
+ vlp_spmi_m_parents, VLP_CLK_CFG_2, VLP_CLK_CFG_2_SET,
+ VLP_CLK_CFG_2_CLR, 8, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SPMI_M_MST_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_DVFSRC, "vlp_dvfsrc",
+ vlp_dvfsrc_parents, VLP_CLK_CFG_2, VLP_CLK_CFG_2_SET,
+ VLP_CLK_CFG_2_CLR, 16, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_DVFSRC_SHIFT),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_VLP_PWM_VLP, "vlp_pwm_vlp", vlp_pwm_vlp_parents,
+ VLP_CLK_CFG_2, VLP_CLK_CFG_2_SET, VLP_CLK_CFG_2_CLR,
+ 24, 3, 31, VLP_CLK_CFG_UPDATE, TOP_MUX_PWM_VLP_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 20),
+ /* VLP_CLK_CFG_3 */
+ MUX_CLR_SET_UPD(CLK_VLP_AXI_VLP, "vlp_axi_vlp",
+ vlp_axi_vlp_parents, VLP_CLK_CFG_3, VLP_CLK_CFG_3_SET,
+ VLP_CLK_CFG_3_CLR, 0, 3,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_AXI_VLP_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SYSTIMER_26M, "vlp_systimer_26m",
+ vlp_systimer_26m_parents, VLP_CLK_CFG_3, VLP_CLK_CFG_3_SET,
+ VLP_CLK_CFG_3_CLR, 8, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SYSTIMER_26M_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SSPM, "vlp_sspm",
+ vlp_sspm_parents, VLP_CLK_CFG_3, VLP_CLK_CFG_3_SET,
+ VLP_CLK_CFG_3_CLR, 16, 3,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SSPM_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SRCK, "vlp_srck",
+ vlp_srck_parents, VLP_CLK_CFG_3, VLP_CLK_CFG_3_SET,
+ VLP_CLK_CFG_3_CLR, 24, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SRCK_SHIFT),
+ /* VLP_CLK_CFG_4 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG0, "vlp_camtg0", vlp_camtg0_1_parents,
+ VLP_CLK_CFG_4, VLP_CLK_CFG_4_SET, VLP_CLK_CFG_4_CLR,
+ HWV_CG_9_DONE, HWV_CG_9_SET, HWV_CG_9_CLR,
+ 0, 4, 7, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG0_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 15),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG1, "vlp_camtg1", vlp_camtg0_1_parents,
+ VLP_CLK_CFG_4, VLP_CLK_CFG_4_SET, VLP_CLK_CFG_4_CLR,
+ HWV_CG_9_DONE, HWV_CG_9_SET, HWV_CG_9_CLR,
+ 8, 4, 15, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG1_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 14),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG2, "vlp_camtg2", vlp_camtg2_7_parents,
+ VLP_CLK_CFG_4, VLP_CLK_CFG_4_SET, VLP_CLK_CFG_4_CLR,
+ HWV_CG_9_DONE, HWV_CG_9_SET, HWV_CG_9_CLR,
+ 16, 4, 23, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG2_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 13),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG3, "vlp_camtg3", vlp_camtg2_7_parents,
+ VLP_CLK_CFG_4, VLP_CLK_CFG_4_SET, VLP_CLK_CFG_4_CLR,
+ HWV_CG_9_DONE, HWV_CG_9_SET, HWV_CG_9_CLR,
+ 24, 4, 31, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG3_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 12),
+ /* VLP_CLK_CFG_5 */
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG4, "vlp_camtg4", vlp_camtg2_7_parents,
+ VLP_CLK_CFG_5, VLP_CLK_CFG_5_SET, VLP_CLK_CFG_5_CLR,
+ HWV_CG_10_DONE, HWV_CG_10_SET, HWV_CG_10_CLR,
+ 0, 4, 7, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG4_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 11),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG5, "vlp_camtg5", vlp_camtg2_7_parents,
+ VLP_CLK_CFG_5, VLP_CLK_CFG_5_SET, VLP_CLK_CFG_5_CLR,
+ HWV_CG_10_DONE, HWV_CG_10_SET, HWV_CG_10_CLR,
+ 8, 4, 15, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG5_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 10),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG6, "vlp_camtg6", vlp_camtg2_7_parents,
+ VLP_CLK_CFG_5, VLP_CLK_CFG_5_SET, VLP_CLK_CFG_5_CLR,
+ HWV_CG_10_DONE, HWV_CG_10_SET, HWV_CG_10_CLR,
+ 16, 4, 23, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG6_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 9),
+ MUX_GATE_HWV_FENC_CLR_SET_UPD(CLK_VLP_CAMTG7, "vlp_camtg7", vlp_camtg2_7_parents,
+ VLP_CLK_CFG_5, VLP_CLK_CFG_5_SET, VLP_CLK_CFG_5_CLR,
+ HWV_CG_10_DONE, HWV_CG_10_SET, HWV_CG_10_CLR,
+ 24, 4, 31, VLP_CLK_CFG_UPDATE, TOP_MUX_CAMTG7_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_0, 8),
+ /* VLP_CLK_CFG_6 */
+ MUX_CLR_SET_UPD(CLK_VLP_SSPM_26M, "vlp_sspm_26m",
+ vlp_sspm_26m_parents, VLP_CLK_CFG_6, VLP_CLK_CFG_6_SET,
+ VLP_CLK_CFG_6_CLR, 8, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_SSPM_26M_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_ULPOSC_SSPM, "vlp_ulposc_sspm",
+ vlp_ulposc_sspm_parents, VLP_CLK_CFG_6, VLP_CLK_CFG_6_SET,
+ VLP_CLK_CFG_6_CLR, 16, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_ULPOSC_SSPM_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_VLP_PBUS_26M, "vlp_vlp_pbus_26m",
+ vlp_vlp_pbus_26m_parents, VLP_CLK_CFG_6, VLP_CLK_CFG_6_SET,
+ VLP_CLK_CFG_6_CLR, 24, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_VLP_PBUS_26M_SHIFT),
+ /* VLP_CLK_CFG_7 */
+ MUX_CLR_SET_UPD(CLK_VLP_DEBUG_ERR_FLAG, "vlp_debug_err_flag",
+ vlp_debug_err_flag_parents, VLP_CLK_CFG_7, VLP_CLK_CFG_7_SET,
+ VLP_CLK_CFG_7_CLR, 0, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_DEBUG_ERR_FLAG_VLP_26M_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_DPMSRDMA, "vlp_dpmsrdma",
+ vlp_dpmsrdma_parents, VLP_CLK_CFG_7, VLP_CLK_CFG_7_SET,
+ VLP_CLK_CFG_7_CLR, 8, 1,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_DPMSRDMA_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_VLP_PBUS_156M, "vlp_vlp_pbus_156m",
+ vlp_vlp_pbus_156m_parents, VLP_CLK_CFG_7, VLP_CLK_CFG_7_SET,
+ VLP_CLK_CFG_7_CLR, 16, 2,
+ VLP_CLK_CFG_UPDATE, TOP_MUX_VLP_PBUS_156M_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SPM, "vlp_spm",
+ vlp_spm_parents, VLP_CLK_CFG_7, VLP_CLK_CFG_7_SET,
+ VLP_CLK_CFG_7_CLR, 24, 1,
+ VLP_CLK_CFG_UPDATE1, TOP_MUX_SPM_SHIFT),
+ /* VLP_CLK_CFG_8 */
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_VLP_MMINFRA, "vlp_mminfra", vlp_mminfra_parents,
+ VLP_CLK_CFG_8, VLP_CLK_CFG_8_SET, VLP_CLK_CFG_8_CLR,
+ 0, 2, 7, VLP_CLK_CFG_UPDATE1, TOP_MUX_MMINFRA_VLP_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_1, 31),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_VLP_USB_TOP, "vlp_usb", vlp_usb_parents,
+ VLP_CLK_CFG_8, VLP_CLK_CFG_8_SET, VLP_CLK_CFG_8_CLR,
+ 8, 1, 15, VLP_CLK_CFG_UPDATE1, TOP_MUX_USB_TOP_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_1, 30),
+ MUX_GATE_FENC_CLR_SET_UPD(CLK_VLP_USB_XHCI, "vlp_usb_xhci", vlp_usb_parents,
+ VLP_CLK_CFG_8, VLP_CLK_CFG_8_SET, VLP_CLK_CFG_8_CLR,
+ 16, 1, 23, VLP_CLK_CFG_UPDATE1, TOP_MUX_SSUSB_XHCI_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_1, 29),
+ MUX_CLR_SET_UPD(CLK_VLP_NOC_VLP, "vlp_noc_vlp",
+ vlp_noc_vlp_parents, VLP_CLK_CFG_8, VLP_CLK_CFG_8_SET,
+ VLP_CLK_CFG_8_CLR, 24, 2,
+ VLP_CLK_CFG_UPDATE1, TOP_MUX_NOC_VLP_SHIFT),
+ /* VLP_CLK_CFG_9 */
+ MUX_GATE_FENC_CLR_SET_UPD_INDEXED(CLK_VLP_AUDIO_H, "vlp_audio_h",
+ vlp_audio_h_parents, vlp_aud_parent_index,
+ VLP_CLK_CFG_9, VLP_CLK_CFG_9_SET, VLP_CLK_CFG_9_CLR,
+ 0, 2, 7, VLP_CLK_CFG_UPDATE1, TOP_MUX_AUDIO_H_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_1, 27),
+ MUX_GATE_FENC_CLR_SET_UPD_INDEXED(CLK_VLP_AUD_ENGEN1, "vlp_aud_engen1",
+ vlp_aud_engen1_parents, vlp_aud_parent_index,
+ VLP_CLK_CFG_9, VLP_CLK_CFG_9_SET, VLP_CLK_CFG_9_CLR,
+ 8, 2, 15, VLP_CLK_CFG_UPDATE1, TOP_MUX_AUD_ENGEN1_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_1, 26),
+ MUX_GATE_FENC_CLR_SET_UPD_INDEXED(CLK_VLP_AUD_ENGEN2, "vlp_aud_engen2",
+ vlp_aud_engen2_parents, vlp_aud_parent_index,
+ VLP_CLK_CFG_9, VLP_CLK_CFG_9_SET, VLP_CLK_CFG_9_CLR,
+ 16, 2, 23, VLP_CLK_CFG_UPDATE1, TOP_MUX_AUD_ENGEN2_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_1, 25),
+ MUX_GATE_FENC_CLR_SET_UPD_INDEXED(CLK_VLP_AUD_INTBUS, "vlp_aud_intbus",
+ vlp_aud_intbus_parents, vlp_aud_parent_index,
+ VLP_CLK_CFG_9, VLP_CLK_CFG_9_SET, VLP_CLK_CFG_9_CLR,
+ 24, 2, 31, VLP_CLK_CFG_UPDATE1, TOP_MUX_AUD_INTBUS_SHIFT,
+ VLP_OCIC_FENC_STATUS_MON_1, 24),
+ /* VLP_CLK_CFG_10 */
+ MUX_CLR_SET_UPD(CLK_VLP_SPVLP_26M, "vlp_spvlp_26m",
+ vlp_spvlp_26m_parents, VLP_CLK_CFG_10, VLP_CLK_CFG_10_SET,
+ VLP_CLK_CFG_10_CLR, 0, 1,
+ VLP_CLK_CFG_UPDATE1, TOP_MUX_SPU_VLP_26M_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SPU0_VLP, "vlp_spu0_vlp",
+ vlp_spu0_vlp_parents, VLP_CLK_CFG_10, VLP_CLK_CFG_10_SET,
+ VLP_CLK_CFG_10_CLR, 8, 3,
+ VLP_CLK_CFG_UPDATE1, TOP_MUX_SPU0_VLP_SHIFT),
+ MUX_CLR_SET_UPD(CLK_VLP_SPU1_VLP, "vlp_spu1_vlp",
+ vlp_spu1_vlp_parents, VLP_CLK_CFG_10, VLP_CLK_CFG_10_SET,
+ VLP_CLK_CFG_10_CLR, 16, 3,
+ VLP_CLK_CFG_UPDATE1, TOP_MUX_SPU1_VLP_SHIFT),
+};
+
+static const struct mtk_pll_data vlp_plls[] = {
+ PLL_FENC(CLK_VLP_APLL1, "vlp_apll1", VLP_APLL1_CON0, 0x0358, 1, 0,
+ VLP_APLL1_CON1, 24, VLP_APLL1_CON2, 0, 32, 0),
+ PLL_FENC(CLK_VLP_APLL2, "vlp_apll2", VLP_APLL2_CON0, 0x0358, 0, 0,
+ VLP_APLL2_CON1, 24, VLP_APLL2_CON2, 0, 32, 1),
+};
+
+static const struct regmap_config vlpckgen_regmap_config = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+ .max_register = 0x1000,
+ .fast_io = true,
+};
+
+static int clk_mt8196_vlp_probe(struct platform_device *pdev)
+{
+ static void __iomem *base;
+ struct clk_hw_onecell_data *clk_data;
+ int r;
+ struct device_node *node = pdev->dev.of_node;
+ struct device *dev = &pdev->dev;
+ struct regmap *regmap;
+
+ clk_data = mtk_alloc_clk_data(ARRAY_SIZE(vlp_muxes) +
+ ARRAY_SIZE(vlp_plls) +
+ ARRAY_SIZE(vlp_divs));
+ if (!clk_data)
+ return -ENOMEM;
+
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ regmap = devm_regmap_init_mmio(dev, base, &vlpckgen_regmap_config);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
+ r = mtk_clk_register_factors(vlp_divs, ARRAY_SIZE(vlp_divs), clk_data);
+ if (r)
+ goto free_clk_data;
+
+ r = mtk_clk_register_muxes(&pdev->dev, vlp_muxes, ARRAY_SIZE(vlp_muxes),
+ node, &mt8196_clk_vlp_lock, clk_data);
+ if (r)
+ goto unregister_factors;
+
+ r = mtk_clk_register_plls(node, vlp_plls, ARRAY_SIZE(vlp_plls),
+ clk_data);
+ if (r)
+ goto unregister_muxes;
+
+ r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
+ if (r)
+ goto unregister_plls;
+
+ platform_set_drvdata(pdev, clk_data);
+
+ /* Initialize APLL tuner registers */
+ regmap_write(regmap, VLP_APLL1_TUNER_CON0, VLP_APLL1_TUNER_CON0_VALUE);
+ regmap_write(regmap, VLP_APLL2_TUNER_CON0, VLP_APLL2_TUNER_CON0_VALUE);
+
+ return r;
+
+unregister_plls:
+ mtk_clk_unregister_plls(vlp_plls, ARRAY_SIZE(vlp_plls), clk_data);
+unregister_muxes:
+ mtk_clk_unregister_muxes(vlp_muxes, ARRAY_SIZE(vlp_muxes), clk_data);
+unregister_factors:
+ mtk_clk_unregister_factors(vlp_divs, ARRAY_SIZE(vlp_divs), clk_data);
+free_clk_data:
+ mtk_free_clk_data(clk_data);
+
+ return r;
+}
+
+static void clk_mt8196_vlp_remove(struct platform_device *pdev)
+{
+ struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
+ struct device_node *node = pdev->dev.of_node;
+
+ of_clk_del_provider(node);
+ mtk_clk_unregister_plls(vlp_plls, ARRAY_SIZE(vlp_plls), clk_data);
+ mtk_clk_unregister_muxes(vlp_muxes, ARRAY_SIZE(vlp_muxes), clk_data);
+ mtk_clk_unregister_factors(vlp_divs, ARRAY_SIZE(vlp_divs), clk_data);
+ mtk_free_clk_data(clk_data);
+}
+
+static const struct of_device_id of_match_clk_mt8196_vlp_ck[] = {
+ { .compatible = "mediatek,mt8196-vlpckgen" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_vlp_ck);
+
+static struct platform_driver clk_mt8196_vlp_drv = {
+ .probe = clk_mt8196_vlp_probe,
+ .remove = clk_mt8196_vlp_remove,
+ .driver = {
+ .name = "clk-mt8196-vlpck",
+ .of_match_table = of_match_clk_mt8196_vlp_ck,
+ },
+};
+
+MODULE_DESCRIPTION("MediaTek MT8196 VLP clock generator driver");
+module_platform_driver(clk_mt8196_vlp_drv);
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index ba1d1c495bc2..19cd27941747 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -685,4 +685,20 @@ void mtk_clk_simple_remove(struct platform_device *pdev)
}
EXPORT_SYMBOL_GPL(mtk_clk_simple_remove);
+struct regmap *mtk_clk_get_hwv_regmap(struct device_node *node)
+{
+ struct device_node *hwv_node;
+ struct regmap *regmap_hwv;
+
+ hwv_node = of_parse_phandle(node, "mediatek,hardware-voter", 0);
+ if (!hwv_node)
+ return NULL;
+
+ regmap_hwv = device_node_to_regmap(hwv_node);
+ of_node_put(hwv_node);
+
+ return regmap_hwv;
+}
+EXPORT_SYMBOL_GPL(mtk_clk_get_hwv_regmap);
+
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h
index c17fe1c2d732..5417b9264e6d 100644
--- a/drivers/clk/mediatek/clk-mtk.h
+++ b/drivers/clk/mediatek/clk-mtk.h
@@ -20,6 +20,8 @@
#define MHZ (1000 * 1000)
+#define MTK_WAIT_HWV_DONE_US 30
+
struct platform_device;
/*
@@ -173,6 +175,25 @@ struct mtk_composite {
.flags = 0, \
}
+#define MUX_DIV_GATE(_id, _name, _parents, \
+ _mux_reg, _mux_shift, _mux_width, \
+ _div_reg, _div_shift, _div_width, \
+ _gate_reg, _gate_shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_names = _parents, \
+ .num_parents = ARRAY_SIZE(_parents), \
+ .mux_reg = _mux_reg, \
+ .mux_shift = _mux_shift, \
+ .mux_width = _mux_width, \
+ .divider_reg = _div_reg, \
+ .divider_shift = _div_shift, \
+ .divider_width = _div_width, \
+ .gate_reg = _gate_reg, \
+ .gate_shift = _gate_shift, \
+ .flags = CLK_SET_RATE_PARENT, \
+ }
+
int mtk_clk_register_composites(struct device *dev,
const struct mtk_composite *mcs, int num,
void __iomem *base, spinlock_t *lock,
@@ -245,5 +266,6 @@ int mtk_clk_pdev_probe(struct platform_device *pdev);
void mtk_clk_pdev_remove(struct platform_device *pdev);
int mtk_clk_simple_probe(struct platform_device *pdev);
void mtk_clk_simple_remove(struct platform_device *pdev);
+struct regmap *mtk_clk_get_hwv_regmap(struct device_node *node);
#endif /* __DRV_CLK_MTK_H */
diff --git a/drivers/clk/mediatek/clk-mux.c b/drivers/clk/mediatek/clk-mux.c
index 60990296450b..c5af6dc078a3 100644
--- a/drivers/clk/mediatek/clk-mux.c
+++ b/drivers/clk/mediatek/clk-mux.c
@@ -8,6 +8,7 @@
#include <linux/clk-provider.h>
#include <linux/compiler_types.h>
#include <linux/container_of.h>
+#include <linux/dev_printk.h>
#include <linux/err.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
@@ -15,11 +16,15 @@
#include <linux/spinlock.h>
#include <linux/slab.h>
+#include "clk-mtk.h"
#include "clk-mux.h"
+#define MTK_WAIT_FENC_DONE_US 30
+
struct mtk_clk_mux {
struct clk_hw hw;
struct regmap *regmap;
+ struct regmap *regmap_hwv;
const struct mtk_mux *data;
spinlock_t *lock;
bool reparent;
@@ -30,6 +35,33 @@ static inline struct mtk_clk_mux *to_mtk_clk_mux(struct clk_hw *hw)
return container_of(hw, struct mtk_clk_mux, hw);
}
+static int mtk_clk_mux_fenc_enable_setclr(struct clk_hw *hw)
+{
+ struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
+ unsigned long flags;
+ u32 val;
+ int ret;
+
+ if (mux->lock)
+ spin_lock_irqsave(mux->lock, flags);
+ else
+ __acquire(mux->lock);
+
+ regmap_write(mux->regmap, mux->data->clr_ofs,
+ BIT(mux->data->gate_shift));
+
+ ret = regmap_read_poll_timeout_atomic(mux->regmap, mux->data->fenc_sta_mon_ofs,
+ val, val & BIT(mux->data->fenc_shift), 1,
+ MTK_WAIT_FENC_DONE_US);
+
+ if (mux->lock)
+ spin_unlock_irqrestore(mux->lock, flags);
+ else
+ __release(mux->lock);
+
+ return ret;
+}
+
static int mtk_clk_mux_enable_setclr(struct clk_hw *hw)
{
struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
@@ -70,6 +102,16 @@ static void mtk_clk_mux_disable_setclr(struct clk_hw *hw)
BIT(mux->data->gate_shift));
}
+static int mtk_clk_mux_fenc_is_enabled(struct clk_hw *hw)
+{
+ struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
+ u32 val;
+
+ regmap_read(mux->regmap, mux->data->fenc_sta_mon_ofs, &val);
+
+ return !!(val & BIT(mux->data->fenc_shift));
+}
+
static int mtk_clk_mux_is_enabled(struct clk_hw *hw)
{
struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
@@ -80,6 +122,41 @@ static int mtk_clk_mux_is_enabled(struct clk_hw *hw)
return (val & BIT(mux->data->gate_shift)) == 0;
}
+static int mtk_clk_mux_hwv_fenc_enable(struct clk_hw *hw)
+{
+ struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
+ u32 val;
+ int ret;
+
+ regmap_write(mux->regmap_hwv, mux->data->hwv_set_ofs,
+ BIT(mux->data->gate_shift));
+
+ ret = regmap_read_poll_timeout_atomic(mux->regmap_hwv, mux->data->hwv_sta_ofs,
+ val, val & BIT(mux->data->gate_shift), 0,
+ MTK_WAIT_HWV_DONE_US);
+ if (ret)
+ return ret;
+
+ ret = regmap_read_poll_timeout_atomic(mux->regmap, mux->data->fenc_sta_mon_ofs,
+ val, val & BIT(mux->data->fenc_shift), 1,
+ MTK_WAIT_FENC_DONE_US);
+
+ return ret;
+}
+
+static void mtk_clk_mux_hwv_disable(struct clk_hw *hw)
+{
+ struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
+ u32 val;
+
+ regmap_write(mux->regmap_hwv, mux->data->hwv_clr_ofs,
+ BIT(mux->data->gate_shift));
+
+ regmap_read_poll_timeout_atomic(mux->regmap_hwv, mux->data->hwv_sta_ofs,
+ val, (val & BIT(mux->data->gate_shift)),
+ 0, MTK_WAIT_HWV_DONE_US);
+}
+
static u8 mtk_clk_mux_get_parent(struct clk_hw *hw)
{
struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
@@ -146,9 +223,15 @@ static int mtk_clk_mux_set_parent_setclr_lock(struct clk_hw *hw, u8 index)
static int mtk_clk_mux_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
- struct mtk_clk_mux *mux = to_mtk_clk_mux(hw);
+ return clk_mux_determine_rate_flags(hw, req, 0);
+}
+
+static bool mtk_clk_mux_uses_hwv(const struct clk_ops *ops)
+{
+ if (ops == &mtk_mux_gate_hwv_fenc_clr_set_upd_ops)
+ return true;
- return clk_mux_determine_rate_flags(hw, req, mux->data->flags);
+ return false;
}
const struct clk_ops mtk_mux_clr_set_upd_ops = {
@@ -168,9 +251,30 @@ const struct clk_ops mtk_mux_gate_clr_set_upd_ops = {
};
EXPORT_SYMBOL_GPL(mtk_mux_gate_clr_set_upd_ops);
+const struct clk_ops mtk_mux_gate_fenc_clr_set_upd_ops = {
+ .enable = mtk_clk_mux_fenc_enable_setclr,
+ .disable = mtk_clk_mux_disable_setclr,
+ .is_enabled = mtk_clk_mux_fenc_is_enabled,
+ .get_parent = mtk_clk_mux_get_parent,
+ .set_parent = mtk_clk_mux_set_parent_setclr_lock,
+ .determine_rate = mtk_clk_mux_determine_rate,
+};
+EXPORT_SYMBOL_GPL(mtk_mux_gate_fenc_clr_set_upd_ops);
+
+const struct clk_ops mtk_mux_gate_hwv_fenc_clr_set_upd_ops = {
+ .enable = mtk_clk_mux_hwv_fenc_enable,
+ .disable = mtk_clk_mux_hwv_disable,
+ .is_enabled = mtk_clk_mux_fenc_is_enabled,
+ .get_parent = mtk_clk_mux_get_parent,
+ .set_parent = mtk_clk_mux_set_parent_setclr_lock,
+ .determine_rate = mtk_clk_mux_determine_rate,
+};
+EXPORT_SYMBOL_GPL(mtk_mux_gate_hwv_fenc_clr_set_upd_ops);
+
static struct clk_hw *mtk_clk_register_mux(struct device *dev,
const struct mtk_mux *mux,
struct regmap *regmap,
+ struct regmap *regmap_hwv,
spinlock_t *lock)
{
struct mtk_clk_mux *clk_mux;
@@ -186,8 +290,13 @@ static struct clk_hw *mtk_clk_register_mux(struct device *dev,
init.parent_names = mux->parent_names;
init.num_parents = mux->num_parents;
init.ops = mux->ops;
+ if (mtk_clk_mux_uses_hwv(init.ops) && !regmap_hwv)
+ return dev_err_ptr_probe(
+ dev, -ENXIO,
+ "regmap not found for hardware voter clocks\n");
clk_mux->regmap = regmap;
+ clk_mux->regmap_hwv = regmap_hwv;
clk_mux->data = mux;
clk_mux->lock = lock;
clk_mux->hw.init = &init;
@@ -220,6 +329,7 @@ int mtk_clk_register_muxes(struct device *dev,
struct clk_hw_onecell_data *clk_data)
{
struct regmap *regmap;
+ struct regmap *regmap_hwv;
struct clk_hw *hw;
int i;
@@ -229,6 +339,12 @@ int mtk_clk_register_muxes(struct device *dev,
return PTR_ERR(regmap);
}
+ regmap_hwv = mtk_clk_get_hwv_regmap(node);
+ if (IS_ERR(regmap_hwv))
+ return dev_err_probe(
+ dev, PTR_ERR(regmap_hwv),
+ "Cannot find hardware voter regmap for %pOF\n", node);
+
for (i = 0; i < num; i++) {
const struct mtk_mux *mux = &muxes[i];
@@ -238,7 +354,7 @@ int mtk_clk_register_muxes(struct device *dev,
continue;
}
- hw = mtk_clk_register_mux(dev, mux, regmap, lock);
+ hw = mtk_clk_register_mux(dev, mux, regmap, regmap_hwv, lock);
if (IS_ERR(hw)) {
pr_err("Failed to register clk %s: %pe\n", mux->name,
diff --git a/drivers/clk/mediatek/clk-mux.h b/drivers/clk/mediatek/clk-mux.h
index 943ad1d7ce4b..151e56dcf884 100644
--- a/drivers/clk/mediatek/clk-mux.h
+++ b/drivers/clk/mediatek/clk-mux.h
@@ -29,10 +29,16 @@ struct mtk_mux {
u32 clr_ofs;
u32 upd_ofs;
+ u32 hwv_set_ofs;
+ u32 hwv_clr_ofs;
+ u32 hwv_sta_ofs;
+ u32 fenc_sta_mon_ofs;
+
u8 mux_shift;
u8 mux_width;
u8 gate_shift;
s8 upd_shift;
+ u8 fenc_shift;
const struct clk_ops *ops;
signed char num_parents;
@@ -77,6 +83,8 @@ struct mtk_mux {
extern const struct clk_ops mtk_mux_clr_set_upd_ops;
extern const struct clk_ops mtk_mux_gate_clr_set_upd_ops;
+extern const struct clk_ops mtk_mux_gate_fenc_clr_set_upd_ops;
+extern const struct clk_ops mtk_mux_gate_hwv_fenc_clr_set_upd_ops;
#define MUX_GATE_CLR_SET_UPD_FLAGS(_id, _name, _parents, _mux_ofs, \
_mux_set_ofs, _mux_clr_ofs, _shift, _width, \
@@ -118,6 +126,85 @@ extern const struct clk_ops mtk_mux_gate_clr_set_upd_ops;
0, _upd_ofs, _upd, CLK_SET_RATE_PARENT, \
mtk_mux_clr_set_upd_ops)
+#define MUX_GATE_HWV_FENC_CLR_SET_UPD_FLAGS(_id, _name, _parents, \
+ _mux_ofs, _mux_set_ofs, _mux_clr_ofs, \
+ _hwv_sta_ofs, _hwv_set_ofs, _hwv_clr_ofs, \
+ _shift, _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc, _flags) { \
+ .id = _id, \
+ .name = _name, \
+ .mux_ofs = _mux_ofs, \
+ .set_ofs = _mux_set_ofs, \
+ .clr_ofs = _mux_clr_ofs, \
+ .hwv_sta_ofs = _hwv_sta_ofs, \
+ .hwv_set_ofs = _hwv_set_ofs, \
+ .hwv_clr_ofs = _hwv_clr_ofs, \
+ .upd_ofs = _upd_ofs, \
+ .fenc_sta_mon_ofs = _fenc_sta_mon_ofs, \
+ .mux_shift = _shift, \
+ .mux_width = _width, \
+ .gate_shift = _gate, \
+ .upd_shift = _upd, \
+ .fenc_shift = _fenc, \
+ .parent_names = _parents, \
+ .num_parents = ARRAY_SIZE(_parents), \
+ .flags = _flags, \
+ .ops = &mtk_mux_gate_hwv_fenc_clr_set_upd_ops, \
+ }
+
+#define MUX_GATE_HWV_FENC_CLR_SET_UPD(_id, _name, _parents, \
+ _mux_ofs, _mux_set_ofs, _mux_clr_ofs, \
+ _hwv_sta_ofs, _hwv_set_ofs, _hwv_clr_ofs, \
+ _shift, _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc) \
+ MUX_GATE_HWV_FENC_CLR_SET_UPD_FLAGS(_id, _name, _parents, \
+ _mux_ofs, _mux_set_ofs, _mux_clr_ofs, \
+ _hwv_sta_ofs, _hwv_set_ofs, _hwv_clr_ofs, \
+ _shift, _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc, 0)
+
+#define MUX_GATE_FENC_CLR_SET_UPD_FLAGS(_id, _name, _parents, _paridx, \
+ _num_parents, _mux_ofs, _mux_set_ofs, _mux_clr_ofs, \
+ _shift, _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc, _flags) { \
+ .id = _id, \
+ .name = _name, \
+ .mux_ofs = _mux_ofs, \
+ .set_ofs = _mux_set_ofs, \
+ .clr_ofs = _mux_clr_ofs, \
+ .upd_ofs = _upd_ofs, \
+ .fenc_sta_mon_ofs = _fenc_sta_mon_ofs, \
+ .mux_shift = _shift, \
+ .mux_width = _width, \
+ .gate_shift = _gate, \
+ .upd_shift = _upd, \
+ .fenc_shift = _fenc, \
+ .parent_names = _parents, \
+ .parent_index = _paridx, \
+ .num_parents = _num_parents, \
+ .flags = _flags, \
+ .ops = &mtk_mux_gate_fenc_clr_set_upd_ops, \
+ }
+
+#define MUX_GATE_FENC_CLR_SET_UPD(_id, _name, _parents, \
+ _mux_ofs, _mux_set_ofs, _mux_clr_ofs, \
+ _shift, _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc) \
+ MUX_GATE_FENC_CLR_SET_UPD_FLAGS(_id, _name, _parents, \
+ NULL, ARRAY_SIZE(_parents), _mux_ofs, \
+ _mux_set_ofs, _mux_clr_ofs, _shift, \
+ _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc, 0)
+
+#define MUX_GATE_FENC_CLR_SET_UPD_INDEXED(_id, _name, _parents, _paridx, \
+ _mux_ofs, _mux_set_ofs, _mux_clr_ofs, \
+ _shift, _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc) \
+ MUX_GATE_FENC_CLR_SET_UPD_FLAGS(_id, _name, _parents, _paridx, \
+ ARRAY_SIZE(_paridx), _mux_ofs, _mux_set_ofs, \
+ _mux_clr_ofs, _shift, _width, _gate, _upd_ofs, _upd, \
+ _fenc_sta_mon_ofs, _fenc, 0)
+
int mtk_clk_register_muxes(struct device *dev,
const struct mtk_mux *muxes,
int num, struct device_node *node,
diff --git a/drivers/clk/mediatek/clk-pll.c b/drivers/clk/mediatek/clk-pll.c
index ce453e1718e5..cd2b6ce551c6 100644
--- a/drivers/clk/mediatek/clk-pll.c
+++ b/drivers/clk/mediatek/clk-pll.c
@@ -37,6 +37,13 @@ int mtk_pll_is_prepared(struct clk_hw *hw)
return (readl(pll->en_addr) & BIT(pll->data->pll_en_bit)) != 0;
}
+static int mtk_pll_fenc_is_prepared(struct clk_hw *hw)
+{
+ struct mtk_clk_pll *pll = to_mtk_clk_pll(hw);
+
+ return !!(readl(pll->fenc_addr) & BIT(pll->data->fenc_sta_bit));
+}
+
static unsigned long __mtk_pll_recalc_rate(struct mtk_clk_pll *pll, u32 fin,
u32 pcw, int postdiv)
{
@@ -200,16 +207,19 @@ unsigned long mtk_pll_recalc_rate(struct clk_hw *hw, unsigned long parent_rate)
return __mtk_pll_recalc_rate(pll, parent_rate, pcw, postdiv);
}
-long mtk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+int mtk_pll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
{
struct mtk_clk_pll *pll = to_mtk_clk_pll(hw);
u32 pcw = 0;
int postdiv;
- mtk_pll_calc_values(pll, &pcw, &postdiv, rate, *prate);
+ mtk_pll_calc_values(pll, &pcw, &postdiv, req->rate,
+ req->best_parent_rate);
+
+ req->rate = __mtk_pll_recalc_rate(pll, req->best_parent_rate, pcw,
+ postdiv);
- return __mtk_pll_recalc_rate(pll, *prate, pcw, postdiv);
+ return 0;
}
int mtk_pll_prepare(struct clk_hw *hw)
@@ -274,14 +284,43 @@ void mtk_pll_unprepare(struct clk_hw *hw)
writel(r, pll->pwr_addr);
}
+static int mtk_pll_prepare_setclr(struct clk_hw *hw)
+{
+ struct mtk_clk_pll *pll = to_mtk_clk_pll(hw);
+
+ writel(BIT(pll->data->pll_en_bit), pll->en_set_addr);
+
+ /* Wait 20us after enable for the PLL to stabilize */
+ udelay(20);
+
+ return 0;
+}
+
+static void mtk_pll_unprepare_setclr(struct clk_hw *hw)
+{
+ struct mtk_clk_pll *pll = to_mtk_clk_pll(hw);
+
+ writel(BIT(pll->data->pll_en_bit), pll->en_clr_addr);
+}
+
const struct clk_ops mtk_pll_ops = {
.is_prepared = mtk_pll_is_prepared,
.prepare = mtk_pll_prepare,
.unprepare = mtk_pll_unprepare,
.recalc_rate = mtk_pll_recalc_rate,
- .round_rate = mtk_pll_round_rate,
+ .determine_rate = mtk_pll_determine_rate,
+ .set_rate = mtk_pll_set_rate,
+};
+
+const struct clk_ops mtk_pll_fenc_clr_set_ops = {
+ .is_prepared = mtk_pll_fenc_is_prepared,
+ .prepare = mtk_pll_prepare_setclr,
+ .unprepare = mtk_pll_unprepare_setclr,
+ .recalc_rate = mtk_pll_recalc_rate,
+ .determine_rate = mtk_pll_determine_rate,
.set_rate = mtk_pll_set_rate,
};
+EXPORT_SYMBOL_GPL(mtk_pll_fenc_clr_set_ops);
struct clk_hw *mtk_clk_register_pll_ops(struct mtk_clk_pll *pll,
const struct mtk_pll_data *data,
@@ -308,9 +347,15 @@ struct clk_hw *mtk_clk_register_pll_ops(struct mtk_clk_pll *pll,
pll->en_addr = base + data->en_reg;
else
pll->en_addr = pll->base_addr + REG_CON0;
+ if (data->en_set_reg)
+ pll->en_set_addr = base + data->en_set_reg;
+ if (data->en_clr_reg)
+ pll->en_clr_addr = base + data->en_clr_reg;
pll->hw.init = &init;
pll->data = data;
+ pll->fenc_addr = base + data->fenc_sta_ofs;
+
init.name = data->name;
init.flags = (data->flags & PLL_AO) ? CLK_IS_CRITICAL : 0;
init.ops = pll_ops;
@@ -333,12 +378,13 @@ struct clk_hw *mtk_clk_register_pll(const struct mtk_pll_data *data,
{
struct mtk_clk_pll *pll;
struct clk_hw *hw;
+ const struct clk_ops *pll_ops = data->ops ? data->ops : &mtk_pll_ops;
pll = kzalloc(sizeof(*pll), GFP_KERNEL);
if (!pll)
return ERR_PTR(-ENOMEM);
- hw = mtk_clk_register_pll_ops(pll, data, base, &mtk_pll_ops);
+ hw = mtk_clk_register_pll_ops(pll, data, base, pll_ops);
if (IS_ERR(hw))
kfree(pll);
diff --git a/drivers/clk/mediatek/clk-pll.h b/drivers/clk/mediatek/clk-pll.h
index 285c8db958b3..d71c150ce83e 100644
--- a/drivers/clk/mediatek/clk-pll.h
+++ b/drivers/clk/mediatek/clk-pll.h
@@ -29,6 +29,7 @@ struct mtk_pll_data {
u32 reg;
u32 pwr_reg;
u32 en_mask;
+ u32 fenc_sta_ofs;
u32 pd_reg;
u32 tuner_reg;
u32 tuner_en_reg;
@@ -47,8 +48,11 @@ struct mtk_pll_data {
const struct mtk_pll_div_table *div_table;
const char *parent_name;
u32 en_reg;
+ u32 en_set_reg;
+ u32 en_clr_reg;
u8 pll_en_bit; /* Assume 0, indicates BIT(0) by default */
u8 pcw_chg_bit;
+ u8 fenc_sta_bit;
};
/*
@@ -68,6 +72,9 @@ struct mtk_clk_pll {
void __iomem *pcw_addr;
void __iomem *pcw_chg_addr;
void __iomem *en_addr;
+ void __iomem *en_set_addr;
+ void __iomem *en_clr_addr;
+ void __iomem *fenc_addr;
const struct mtk_pll_data *data;
};
@@ -78,6 +85,7 @@ void mtk_clk_unregister_plls(const struct mtk_pll_data *plls, int num_plls,
struct clk_hw_onecell_data *clk_data);
extern const struct clk_ops mtk_pll_ops;
+extern const struct clk_ops mtk_pll_fenc_clr_set_ops;
static inline struct mtk_clk_pll *to_mtk_clk_pll(struct clk_hw *hw)
{
@@ -96,8 +104,7 @@ void mtk_pll_calc_values(struct mtk_clk_pll *pll, u32 *pcw, u32 *postdiv,
u32 freq, u32 fin);
int mtk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
unsigned long parent_rate);
-long mtk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate);
+int mtk_pll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req);
struct clk_hw *mtk_clk_register_pll_ops(struct mtk_clk_pll *pll,
const struct mtk_pll_data *data,
diff --git a/drivers/clk/mediatek/clk-pllfh.c b/drivers/clk/mediatek/clk-pllfh.c
index 094ec8a26d66..83630ee07ee9 100644
--- a/drivers/clk/mediatek/clk-pllfh.c
+++ b/drivers/clk/mediatek/clk-pllfh.c
@@ -42,7 +42,7 @@ static const struct clk_ops mtk_pllfh_ops = {
.prepare = mtk_pll_prepare,
.unprepare = mtk_pll_unprepare,
.recalc_rate = mtk_pll_recalc_rate,
- .round_rate = mtk_pll_round_rate,
+ .determine_rate = mtk_pll_determine_rate,
.set_rate = mtk_fhctl_set_rate,
};
diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig
index 7197d23543b8..71481607a6d5 100644
--- a/drivers/clk/meson/Kconfig
+++ b/drivers/clk/meson/Kconfig
@@ -36,6 +36,8 @@ config COMMON_CLK_MESON_VCLK
select COMMON_CLK_MESON_REGMAP
config COMMON_CLK_MESON_CLKC_UTILS
+ select REGMAP
+ select MFD_SYSCON
tristate
config COMMON_CLK_MESON_AO_CLKC
@@ -44,11 +46,6 @@ config COMMON_CLK_MESON_AO_CLKC
select COMMON_CLK_MESON_CLKC_UTILS
select RESET_CONTROLLER
-config COMMON_CLK_MESON_EE_CLKC
- tristate
- select COMMON_CLK_MESON_REGMAP
- select COMMON_CLK_MESON_CLKC_UTILS
-
config COMMON_CLK_MESON_CPU_DYNDIV
tristate
select COMMON_CLK_MESON_REGMAP
@@ -73,12 +70,12 @@ config COMMON_CLK_GXBB
depends on ARM64
default ARCH_MESON
select COMMON_CLK_MESON_REGMAP
+ select COMMON_CLK_MESON_CLKC_UTILS
select COMMON_CLK_MESON_DUALDIV
select COMMON_CLK_MESON_VID_PLL_DIV
select COMMON_CLK_MESON_MPLL
select COMMON_CLK_MESON_PLL
select COMMON_CLK_MESON_AO_CLKC
- select COMMON_CLK_MESON_EE_CLKC
select MFD_SYSCON
help
Support for the clock controller on AmLogic S905 devices, aka gxbb.
@@ -89,11 +86,11 @@ config COMMON_CLK_AXG
depends on ARM64
default ARCH_MESON
select COMMON_CLK_MESON_REGMAP
+ select COMMON_CLK_MESON_CLKC_UTILS
select COMMON_CLK_MESON_DUALDIV
select COMMON_CLK_MESON_MPLL
select COMMON_CLK_MESON_PLL
select COMMON_CLK_MESON_AO_CLKC
- select COMMON_CLK_MESON_EE_CLKC
select MFD_SYSCON
help
Support for the clock controller on AmLogic A113D devices, aka axg.
@@ -167,11 +164,11 @@ config COMMON_CLK_G12A
depends on ARM64
default ARCH_MESON
select COMMON_CLK_MESON_REGMAP
+ select COMMON_CLK_MESON_CLKC_UTILS
select COMMON_CLK_MESON_DUALDIV
select COMMON_CLK_MESON_MPLL
select COMMON_CLK_MESON_PLL
select COMMON_CLK_MESON_AO_CLKC
- select COMMON_CLK_MESON_EE_CLKC
select COMMON_CLK_MESON_CPU_DYNDIV
select COMMON_CLK_MESON_VID_PLL_DIV
select COMMON_CLK_MESON_VCLK
diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile
index bc56a47931c1..c6998e752c68 100644
--- a/drivers/clk/meson/Makefile
+++ b/drivers/clk/meson/Makefile
@@ -5,7 +5,6 @@ obj-$(CONFIG_COMMON_CLK_MESON_CLKC_UTILS) += meson-clkc-utils.o
obj-$(CONFIG_COMMON_CLK_MESON_AO_CLKC) += meson-aoclk.o
obj-$(CONFIG_COMMON_CLK_MESON_CPU_DYNDIV) += clk-cpu-dyndiv.o
obj-$(CONFIG_COMMON_CLK_MESON_DUALDIV) += clk-dualdiv.o
-obj-$(CONFIG_COMMON_CLK_MESON_EE_CLKC) += meson-eeclk.o
obj-$(CONFIG_COMMON_CLK_MESON_MPLL) += clk-mpll.o
obj-$(CONFIG_COMMON_CLK_MESON_PHASE) += clk-phase.o
obj-$(CONFIG_COMMON_CLK_MESON_PLL) += clk-pll.o
diff --git a/drivers/clk/meson/a1-peripherals.c b/drivers/clk/meson/a1-peripherals.c
index 1f5d445d44fe..5e0d58c01405 100644
--- a/drivers/clk/meson/a1-peripherals.c
+++ b/drivers/clk/meson/a1-peripherals.c
@@ -46,7 +46,7 @@
#define PSRAM_CLK_CTRL 0xf4
#define DMC_CLK_CTRL 0xf8
-static struct clk_regmap xtal_in = {
+static struct clk_regmap a1_xtal_in = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_OSCIN_CTRL,
.bit_idx = 0,
@@ -61,7 +61,7 @@ static struct clk_regmap xtal_in = {
},
};
-static struct clk_regmap fixpll_in = {
+static struct clk_regmap a1_fixpll_in = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_OSCIN_CTRL,
.bit_idx = 1,
@@ -76,7 +76,7 @@ static struct clk_regmap fixpll_in = {
},
};
-static struct clk_regmap usb_phy_in = {
+static struct clk_regmap a1_usb_phy_in = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_OSCIN_CTRL,
.bit_idx = 2,
@@ -91,7 +91,7 @@ static struct clk_regmap usb_phy_in = {
},
};
-static struct clk_regmap usb_ctrl_in = {
+static struct clk_regmap a1_usb_ctrl_in = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_OSCIN_CTRL,
.bit_idx = 3,
@@ -106,7 +106,7 @@ static struct clk_regmap usb_ctrl_in = {
},
};
-static struct clk_regmap hifipll_in = {
+static struct clk_regmap a1_hifipll_in = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_OSCIN_CTRL,
.bit_idx = 4,
@@ -121,7 +121,7 @@ static struct clk_regmap hifipll_in = {
},
};
-static struct clk_regmap syspll_in = {
+static struct clk_regmap a1_syspll_in = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_OSCIN_CTRL,
.bit_idx = 5,
@@ -136,7 +136,7 @@ static struct clk_regmap syspll_in = {
},
};
-static struct clk_regmap dds_in = {
+static struct clk_regmap a1_dds_in = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_OSCIN_CTRL,
.bit_idx = 6,
@@ -151,7 +151,7 @@ static struct clk_regmap dds_in = {
},
};
-static struct clk_regmap rtc_32k_in = {
+static struct clk_regmap a1_rtc_32k_in = {
.data = &(struct clk_regmap_gate_data){
.offset = RTC_BY_OSCIN_CTRL0,
.bit_idx = 31,
@@ -166,7 +166,7 @@ static struct clk_regmap rtc_32k_in = {
},
};
-static const struct meson_clk_dualdiv_param clk_32k_div_table[] = {
+static const struct meson_clk_dualdiv_param a1_32k_div_table[] = {
{
.dual = 1,
.n1 = 733,
@@ -177,7 +177,7 @@ static const struct meson_clk_dualdiv_param clk_32k_div_table[] = {
{}
};
-static struct clk_regmap rtc_32k_div = {
+static struct clk_regmap a1_rtc_32k_div = {
.data = &(struct meson_clk_dualdiv_data){
.n1 = {
.reg_off = RTC_BY_OSCIN_CTRL0,
@@ -204,19 +204,19 @@ static struct clk_regmap rtc_32k_div = {
.shift = 28,
.width = 1,
},
- .table = clk_32k_div_table,
+ .table = a1_32k_div_table,
},
.hw.init = &(struct clk_init_data){
.name = "rtc_32k_div",
.ops = &meson_clk_dualdiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &rtc_32k_in.hw
+ &a1_rtc_32k_in.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap rtc_32k_xtal = {
+static struct clk_regmap a1_rtc_32k_xtal = {
.data = &(struct clk_regmap_gate_data){
.offset = RTC_BY_OSCIN_CTRL1,
.bit_idx = 24,
@@ -225,13 +225,13 @@ static struct clk_regmap rtc_32k_xtal = {
.name = "rtc_32k_xtal",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &rtc_32k_in.hw
+ &a1_rtc_32k_in.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap rtc_32k_sel = {
+static struct clk_regmap a1_rtc_32k_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = RTC_CTRL,
.mask = 0x3,
@@ -242,15 +242,15 @@ static struct clk_regmap rtc_32k_sel = {
.name = "rtc_32k_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &rtc_32k_xtal.hw,
- &rtc_32k_div.hw,
+ &a1_rtc_32k_xtal.hw,
+ &a1_rtc_32k_div.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap rtc = {
+static struct clk_regmap a1_rtc = {
.data = &(struct clk_regmap_gate_data){
.offset = RTC_BY_OSCIN_CTRL0,
.bit_idx = 30,
@@ -259,38 +259,38 @@ static struct clk_regmap rtc = {
.name = "rtc",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &rtc_32k_sel.hw
+ &a1_rtc_32k_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static u32 mux_table_sys[] = { 0, 1, 2, 3, 7 };
-static const struct clk_parent_data sys_parents[] = {
+static u32 a1_sys_parents_val_table[] = { 0, 1, 2, 3, 7 };
+static const struct clk_parent_data a1_sys_parents[] = {
{ .fw_name = "xtal" },
{ .fw_name = "fclk_div2" },
{ .fw_name = "fclk_div3" },
{ .fw_name = "fclk_div5" },
- { .hw = &rtc.hw },
+ { .hw = &a1_rtc.hw },
};
-static struct clk_regmap sys_b_sel = {
+static struct clk_regmap a1_sys_b_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = SYS_CLK_CTRL0,
.mask = 0x7,
.shift = 26,
- .table = mux_table_sys,
+ .table = a1_sys_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "sys_b_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_data = sys_parents,
- .num_parents = ARRAY_SIZE(sys_parents),
+ .parent_data = a1_sys_parents,
+ .num_parents = ARRAY_SIZE(a1_sys_parents),
},
};
-static struct clk_regmap sys_b_div = {
+static struct clk_regmap a1_sys_b_div = {
.data = &(struct clk_regmap_div_data){
.offset = SYS_CLK_CTRL0,
.shift = 16,
@@ -300,14 +300,14 @@ static struct clk_regmap sys_b_div = {
.name = "sys_b_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sys_b_sel.hw
+ &a1_sys_b_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap sys_b = {
+static struct clk_regmap a1_sys_b = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_CLK_CTRL0,
.bit_idx = 29,
@@ -316,29 +316,29 @@ static struct clk_regmap sys_b = {
.name = "sys_b",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sys_b_div.hw
+ &a1_sys_b_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap sys_a_sel = {
+static struct clk_regmap a1_sys_a_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = SYS_CLK_CTRL0,
.mask = 0x7,
.shift = 10,
- .table = mux_table_sys,
+ .table = a1_sys_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "sys_a_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_data = sys_parents,
- .num_parents = ARRAY_SIZE(sys_parents),
+ .parent_data = a1_sys_parents,
+ .num_parents = ARRAY_SIZE(a1_sys_parents),
},
};
-static struct clk_regmap sys_a_div = {
+static struct clk_regmap a1_sys_a_div = {
.data = &(struct clk_regmap_div_data){
.offset = SYS_CLK_CTRL0,
.shift = 0,
@@ -348,14 +348,14 @@ static struct clk_regmap sys_a_div = {
.name = "sys_a_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sys_a_sel.hw
+ &a1_sys_a_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap sys_a = {
+static struct clk_regmap a1_sys_a = {
.data = &(struct clk_regmap_gate_data){
.offset = SYS_CLK_CTRL0,
.bit_idx = 13,
@@ -364,14 +364,14 @@ static struct clk_regmap sys_a = {
.name = "sys_a",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sys_a_div.hw
+ &a1_sys_a_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap sys = {
+static struct clk_regmap a1_sys = {
.data = &(struct clk_regmap_mux_data){
.offset = SYS_CLK_CTRL0,
.mask = 0x1,
@@ -381,8 +381,8 @@ static struct clk_regmap sys = {
.name = "sys",
.ops = &clk_regmap_mux_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sys_a.hw,
- &sys_b.hw,
+ &a1_sys_a.hw,
+ &a1_sys_b.hw,
},
.num_parents = 2,
/*
@@ -398,32 +398,32 @@ static struct clk_regmap sys = {
},
};
-static u32 mux_table_dsp_ab[] = { 0, 1, 2, 3, 4, 7 };
-static const struct clk_parent_data dsp_ab_parent_data[] = {
+static u32 a1_dsp_parents_val_table[] = { 0, 1, 2, 3, 4, 7 };
+static const struct clk_parent_data a1_dsp_parents[] = {
{ .fw_name = "xtal", },
{ .fw_name = "fclk_div2", },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div5", },
{ .fw_name = "hifi_pll", },
- { .hw = &rtc.hw },
+ { .hw = &a1_rtc.hw },
};
-static struct clk_regmap dspa_a_sel = {
+static struct clk_regmap a1_dspa_a_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = DSPA_CLK_CTRL0,
.mask = 0x7,
.shift = 10,
- .table = mux_table_dsp_ab,
+ .table = a1_dsp_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "dspa_a_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = dsp_ab_parent_data,
- .num_parents = ARRAY_SIZE(dsp_ab_parent_data),
+ .parent_data = a1_dsp_parents,
+ .num_parents = ARRAY_SIZE(a1_dsp_parents),
},
};
-static struct clk_regmap dspa_a_div = {
+static struct clk_regmap a1_dspa_a_div = {
.data = &(struct clk_regmap_div_data){
.offset = DSPA_CLK_CTRL0,
.shift = 0,
@@ -433,14 +433,14 @@ static struct clk_regmap dspa_a_div = {
.name = "dspa_a_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspa_a_sel.hw
+ &a1_dspa_a_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspa_a = {
+static struct clk_regmap a1_dspa_a = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPA_CLK_CTRL0,
.bit_idx = 13,
@@ -449,29 +449,29 @@ static struct clk_regmap dspa_a = {
.name = "dspa_a",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspa_a_div.hw
+ &a1_dspa_a_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspa_b_sel = {
+static struct clk_regmap a1_dspa_b_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = DSPA_CLK_CTRL0,
.mask = 0x7,
.shift = 26,
- .table = mux_table_dsp_ab,
+ .table = a1_dsp_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "dspa_b_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = dsp_ab_parent_data,
- .num_parents = ARRAY_SIZE(dsp_ab_parent_data),
+ .parent_data = a1_dsp_parents,
+ .num_parents = ARRAY_SIZE(a1_dsp_parents),
},
};
-static struct clk_regmap dspa_b_div = {
+static struct clk_regmap a1_dspa_b_div = {
.data = &(struct clk_regmap_div_data){
.offset = DSPA_CLK_CTRL0,
.shift = 16,
@@ -481,14 +481,14 @@ static struct clk_regmap dspa_b_div = {
.name = "dspa_b_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspa_b_sel.hw
+ &a1_dspa_b_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspa_b = {
+static struct clk_regmap a1_dspa_b = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPA_CLK_CTRL0,
.bit_idx = 29,
@@ -497,14 +497,14 @@ static struct clk_regmap dspa_b = {
.name = "dspa_b",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspa_b_div.hw
+ &a1_dspa_b_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspa_sel = {
+static struct clk_regmap a1_dspa_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = DSPA_CLK_CTRL0,
.mask = 0x1,
@@ -514,15 +514,15 @@ static struct clk_regmap dspa_sel = {
.name = "dspa_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspa_a.hw,
- &dspa_b.hw,
+ &a1_dspa_a.hw,
+ &a1_dspa_b.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspa_en = {
+static struct clk_regmap a1_dspa_en = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPA_CLK_EN,
.bit_idx = 1,
@@ -531,14 +531,14 @@ static struct clk_regmap dspa_en = {
.name = "dspa_en",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspa_sel.hw
+ &a1_dspa_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspa_en_nic = {
+static struct clk_regmap a1_dspa_en_nic = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPA_CLK_EN,
.bit_idx = 0,
@@ -547,29 +547,29 @@ static struct clk_regmap dspa_en_nic = {
.name = "dspa_en_nic",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspa_sel.hw
+ &a1_dspa_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspb_a_sel = {
+static struct clk_regmap a1_dspb_a_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = DSPB_CLK_CTRL0,
.mask = 0x7,
.shift = 10,
- .table = mux_table_dsp_ab,
+ .table = a1_dsp_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "dspb_a_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = dsp_ab_parent_data,
- .num_parents = ARRAY_SIZE(dsp_ab_parent_data),
+ .parent_data = a1_dsp_parents,
+ .num_parents = ARRAY_SIZE(a1_dsp_parents),
},
};
-static struct clk_regmap dspb_a_div = {
+static struct clk_regmap a1_dspb_a_div = {
.data = &(struct clk_regmap_div_data){
.offset = DSPB_CLK_CTRL0,
.shift = 0,
@@ -579,14 +579,14 @@ static struct clk_regmap dspb_a_div = {
.name = "dspb_a_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspb_a_sel.hw
+ &a1_dspb_a_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspb_a = {
+static struct clk_regmap a1_dspb_a = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPB_CLK_CTRL0,
.bit_idx = 13,
@@ -595,29 +595,29 @@ static struct clk_regmap dspb_a = {
.name = "dspb_a",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspb_a_div.hw
+ &a1_dspb_a_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspb_b_sel = {
+static struct clk_regmap a1_dspb_b_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = DSPB_CLK_CTRL0,
.mask = 0x7,
.shift = 26,
- .table = mux_table_dsp_ab,
+ .table = a1_dsp_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "dspb_b_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = dsp_ab_parent_data,
- .num_parents = ARRAY_SIZE(dsp_ab_parent_data),
+ .parent_data = a1_dsp_parents,
+ .num_parents = ARRAY_SIZE(a1_dsp_parents),
},
};
-static struct clk_regmap dspb_b_div = {
+static struct clk_regmap a1_dspb_b_div = {
.data = &(struct clk_regmap_div_data){
.offset = DSPB_CLK_CTRL0,
.shift = 16,
@@ -627,14 +627,14 @@ static struct clk_regmap dspb_b_div = {
.name = "dspb_b_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspb_b_sel.hw
+ &a1_dspb_b_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspb_b = {
+static struct clk_regmap a1_dspb_b = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPB_CLK_CTRL0,
.bit_idx = 29,
@@ -643,14 +643,14 @@ static struct clk_regmap dspb_b = {
.name = "dspb_b",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspb_b_div.hw
+ &a1_dspb_b_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspb_sel = {
+static struct clk_regmap a1_dspb_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = DSPB_CLK_CTRL0,
.mask = 0x1,
@@ -660,15 +660,15 @@ static struct clk_regmap dspb_sel = {
.name = "dspb_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspb_a.hw,
- &dspb_b.hw,
+ &a1_dspb_a.hw,
+ &a1_dspb_b.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspb_en = {
+static struct clk_regmap a1_dspb_en = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPB_CLK_EN,
.bit_idx = 1,
@@ -677,14 +677,14 @@ static struct clk_regmap dspb_en = {
.name = "dspb_en",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspb_sel.hw
+ &a1_dspb_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dspb_en_nic = {
+static struct clk_regmap a1_dspb_en_nic = {
.data = &(struct clk_regmap_gate_data){
.offset = DSPB_CLK_EN,
.bit_idx = 0,
@@ -693,14 +693,14 @@ static struct clk_regmap dspb_en_nic = {
.name = "dspb_en_nic",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dspb_sel.hw
+ &a1_dspb_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap clk_24m = {
+static struct clk_regmap a1_24m = {
.data = &(struct clk_regmap_gate_data){
.offset = CLK12_24_CTRL,
.bit_idx = 11,
@@ -715,20 +715,20 @@ static struct clk_regmap clk_24m = {
},
};
-static struct clk_fixed_factor clk_24m_div2 = {
+static struct clk_fixed_factor a1_24m_div2 = {
.mult = 1,
.div = 2,
.hw.init = &(struct clk_init_data){
.name = "24m_div2",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &clk_24m.hw
+ &a1_24m.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap clk_12m = {
+static struct clk_regmap a1_12m = {
.data = &(struct clk_regmap_gate_data){
.offset = CLK12_24_CTRL,
.bit_idx = 10,
@@ -737,13 +737,13 @@ static struct clk_regmap clk_12m = {
.name = "12m",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &clk_24m_div2.hw
+ &a1_24m_div2.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap fclk_div2_divn_pre = {
+static struct clk_regmap a1_fclk_div2_divn_pre = {
.data = &(struct clk_regmap_div_data){
.offset = CLK12_24_CTRL,
.shift = 0,
@@ -759,7 +759,7 @@ static struct clk_regmap fclk_div2_divn_pre = {
},
};
-static struct clk_regmap fclk_div2_divn = {
+static struct clk_regmap a1_fclk_div2_divn = {
.data = &(struct clk_regmap_gate_data){
.offset = CLK12_24_CTRL,
.bit_idx = 12,
@@ -768,7 +768,7 @@ static struct clk_regmap fclk_div2_divn = {
.name = "fclk_div2_divn",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div2_divn_pre.hw
+ &a1_fclk_div2_divn_pre.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -779,10 +779,10 @@ static struct clk_regmap fclk_div2_divn = {
* the index 2 is sys_pll_div16, it will be implemented in the CPU clock driver,
* the index 4 is the clock measurement source, it's not supported yet
*/
-static u32 gen_table[] = { 0, 1, 3, 5, 6, 7, 8 };
-static const struct clk_parent_data gen_parent_data[] = {
+static u32 a1_gen_parents_val_table[] = { 0, 1, 3, 5, 6, 7, 8 };
+static const struct clk_parent_data a1_gen_parents[] = {
{ .fw_name = "xtal", },
- { .hw = &rtc.hw },
+ { .hw = &a1_rtc.hw },
{ .fw_name = "hifi_pll", },
{ .fw_name = "fclk_div2", },
{ .fw_name = "fclk_div3", },
@@ -790,18 +790,18 @@ static const struct clk_parent_data gen_parent_data[] = {
{ .fw_name = "fclk_div7", },
};
-static struct clk_regmap gen_sel = {
+static struct clk_regmap a1_gen_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = GEN_CLK_CTRL,
.mask = 0xf,
.shift = 12,
- .table = gen_table,
+ .table = a1_gen_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "gen_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gen_parent_data,
- .num_parents = ARRAY_SIZE(gen_parent_data),
+ .parent_data = a1_gen_parents,
+ .num_parents = ARRAY_SIZE(a1_gen_parents),
/*
* The GEN clock can be connected to an external pad, so it
* may be set up directly from the device tree. Additionally,
@@ -813,7 +813,7 @@ static struct clk_regmap gen_sel = {
},
};
-static struct clk_regmap gen_div = {
+static struct clk_regmap a1_gen_div = {
.data = &(struct clk_regmap_div_data){
.offset = GEN_CLK_CTRL,
.shift = 0,
@@ -823,14 +823,14 @@ static struct clk_regmap gen_div = {
.name = "gen_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &gen_sel.hw
+ &a1_gen_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap gen = {
+static struct clk_regmap a1_gen = {
.data = &(struct clk_regmap_gate_data){
.offset = GEN_CLK_CTRL,
.bit_idx = 11,
@@ -839,14 +839,14 @@ static struct clk_regmap gen = {
.name = "gen",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &gen_div.hw
+ &a1_gen_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap saradc_sel = {
+static struct clk_regmap a1_saradc_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = SAR_ADC_CLK_CTRL,
.mask = 0x1,
@@ -857,13 +857,13 @@ static struct clk_regmap saradc_sel = {
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "xtal", },
- { .hw = &sys.hw, },
+ { .hw = &a1_sys.hw, },
},
.num_parents = 2,
},
};
-static struct clk_regmap saradc_div = {
+static struct clk_regmap a1_saradc_div = {
.data = &(struct clk_regmap_div_data){
.offset = SAR_ADC_CLK_CTRL,
.shift = 0,
@@ -873,14 +873,14 @@ static struct clk_regmap saradc_div = {
.name = "saradc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &saradc_sel.hw
+ &a1_saradc_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap saradc = {
+static struct clk_regmap a1_saradc = {
.data = &(struct clk_regmap_gate_data){
.offset = SAR_ADC_CLK_CTRL,
.bit_idx = 8,
@@ -889,20 +889,20 @@ static struct clk_regmap saradc = {
.name = "saradc",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &saradc_div.hw
+ &a1_saradc_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data pwm_abcd_parents[] = {
+static const struct clk_parent_data a1_pwm_abcd_parents[] = {
{ .fw_name = "xtal", },
- { .hw = &sys.hw },
- { .hw = &rtc.hw },
+ { .hw = &a1_sys.hw },
+ { .hw = &a1_rtc.hw },
};
-static struct clk_regmap pwm_a_sel = {
+static struct clk_regmap a1_pwm_a_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = PWM_CLK_AB_CTRL,
.mask = 0x1,
@@ -911,12 +911,12 @@ static struct clk_regmap pwm_a_sel = {
.hw.init = &(struct clk_init_data){
.name = "pwm_a_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = pwm_abcd_parents,
- .num_parents = ARRAY_SIZE(pwm_abcd_parents),
+ .parent_data = a1_pwm_abcd_parents,
+ .num_parents = ARRAY_SIZE(a1_pwm_abcd_parents),
},
};
-static struct clk_regmap pwm_a_div = {
+static struct clk_regmap a1_pwm_a_div = {
.data = &(struct clk_regmap_div_data){
.offset = PWM_CLK_AB_CTRL,
.shift = 0,
@@ -926,14 +926,14 @@ static struct clk_regmap pwm_a_div = {
.name = "pwm_a_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_a_sel.hw
+ &a1_pwm_a_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_a = {
+static struct clk_regmap a1_pwm_a = {
.data = &(struct clk_regmap_gate_data){
.offset = PWM_CLK_AB_CTRL,
.bit_idx = 8,
@@ -942,14 +942,14 @@ static struct clk_regmap pwm_a = {
.name = "pwm_a",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_a_div.hw
+ &a1_pwm_a_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_b_sel = {
+static struct clk_regmap a1_pwm_b_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = PWM_CLK_AB_CTRL,
.mask = 0x1,
@@ -958,12 +958,12 @@ static struct clk_regmap pwm_b_sel = {
.hw.init = &(struct clk_init_data){
.name = "pwm_b_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = pwm_abcd_parents,
- .num_parents = ARRAY_SIZE(pwm_abcd_parents),
+ .parent_data = a1_pwm_abcd_parents,
+ .num_parents = ARRAY_SIZE(a1_pwm_abcd_parents),
},
};
-static struct clk_regmap pwm_b_div = {
+static struct clk_regmap a1_pwm_b_div = {
.data = &(struct clk_regmap_div_data){
.offset = PWM_CLK_AB_CTRL,
.shift = 16,
@@ -973,14 +973,14 @@ static struct clk_regmap pwm_b_div = {
.name = "pwm_b_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_b_sel.hw
+ &a1_pwm_b_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_b = {
+static struct clk_regmap a1_pwm_b = {
.data = &(struct clk_regmap_gate_data){
.offset = PWM_CLK_AB_CTRL,
.bit_idx = 24,
@@ -989,14 +989,14 @@ static struct clk_regmap pwm_b = {
.name = "pwm_b",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_b_div.hw
+ &a1_pwm_b_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_c_sel = {
+static struct clk_regmap a1_pwm_c_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = PWM_CLK_CD_CTRL,
.mask = 0x1,
@@ -1005,12 +1005,12 @@ static struct clk_regmap pwm_c_sel = {
.hw.init = &(struct clk_init_data){
.name = "pwm_c_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = pwm_abcd_parents,
- .num_parents = ARRAY_SIZE(pwm_abcd_parents),
+ .parent_data = a1_pwm_abcd_parents,
+ .num_parents = ARRAY_SIZE(a1_pwm_abcd_parents),
},
};
-static struct clk_regmap pwm_c_div = {
+static struct clk_regmap a1_pwm_c_div = {
.data = &(struct clk_regmap_div_data){
.offset = PWM_CLK_CD_CTRL,
.shift = 0,
@@ -1020,14 +1020,14 @@ static struct clk_regmap pwm_c_div = {
.name = "pwm_c_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_c_sel.hw
+ &a1_pwm_c_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_c = {
+static struct clk_regmap a1_pwm_c = {
.data = &(struct clk_regmap_gate_data){
.offset = PWM_CLK_CD_CTRL,
.bit_idx = 8,
@@ -1036,14 +1036,14 @@ static struct clk_regmap pwm_c = {
.name = "pwm_c",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_c_div.hw
+ &a1_pwm_c_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_d_sel = {
+static struct clk_regmap a1_pwm_d_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = PWM_CLK_CD_CTRL,
.mask = 0x1,
@@ -1052,12 +1052,12 @@ static struct clk_regmap pwm_d_sel = {
.hw.init = &(struct clk_init_data){
.name = "pwm_d_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = pwm_abcd_parents,
- .num_parents = ARRAY_SIZE(pwm_abcd_parents),
+ .parent_data = a1_pwm_abcd_parents,
+ .num_parents = ARRAY_SIZE(a1_pwm_abcd_parents),
},
};
-static struct clk_regmap pwm_d_div = {
+static struct clk_regmap a1_pwm_d_div = {
.data = &(struct clk_regmap_div_data){
.offset = PWM_CLK_CD_CTRL,
.shift = 16,
@@ -1067,14 +1067,14 @@ static struct clk_regmap pwm_d_div = {
.name = "pwm_d_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_d_sel.hw
+ &a1_pwm_d_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_d = {
+static struct clk_regmap a1_pwm_d = {
.data = &(struct clk_regmap_gate_data){
.offset = PWM_CLK_CD_CTRL,
.bit_idx = 24,
@@ -1083,21 +1083,21 @@ static struct clk_regmap pwm_d = {
.name = "pwm_d",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_d_div.hw
+ &a1_pwm_d_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data pwm_ef_parents[] = {
+static const struct clk_parent_data a1_pwm_ef_parents[] = {
{ .fw_name = "xtal", },
- { .hw = &sys.hw },
+ { .hw = &a1_sys.hw },
{ .fw_name = "fclk_div5", },
- { .hw = &rtc.hw },
+ { .hw = &a1_rtc.hw },
};
-static struct clk_regmap pwm_e_sel = {
+static struct clk_regmap a1_pwm_e_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = PWM_CLK_EF_CTRL,
.mask = 0x3,
@@ -1106,12 +1106,12 @@ static struct clk_regmap pwm_e_sel = {
.hw.init = &(struct clk_init_data){
.name = "pwm_e_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = pwm_ef_parents,
- .num_parents = ARRAY_SIZE(pwm_ef_parents),
+ .parent_data = a1_pwm_ef_parents,
+ .num_parents = ARRAY_SIZE(a1_pwm_ef_parents),
},
};
-static struct clk_regmap pwm_e_div = {
+static struct clk_regmap a1_pwm_e_div = {
.data = &(struct clk_regmap_div_data){
.offset = PWM_CLK_EF_CTRL,
.shift = 0,
@@ -1121,14 +1121,14 @@ static struct clk_regmap pwm_e_div = {
.name = "pwm_e_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_e_sel.hw
+ &a1_pwm_e_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_e = {
+static struct clk_regmap a1_pwm_e = {
.data = &(struct clk_regmap_gate_data){
.offset = PWM_CLK_EF_CTRL,
.bit_idx = 8,
@@ -1137,14 +1137,14 @@ static struct clk_regmap pwm_e = {
.name = "pwm_e",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_e_div.hw
+ &a1_pwm_e_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_f_sel = {
+static struct clk_regmap a1_pwm_f_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = PWM_CLK_EF_CTRL,
.mask = 0x3,
@@ -1153,12 +1153,12 @@ static struct clk_regmap pwm_f_sel = {
.hw.init = &(struct clk_init_data){
.name = "pwm_f_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = pwm_ef_parents,
- .num_parents = ARRAY_SIZE(pwm_ef_parents),
+ .parent_data = a1_pwm_ef_parents,
+ .num_parents = ARRAY_SIZE(a1_pwm_ef_parents),
},
};
-static struct clk_regmap pwm_f_div = {
+static struct clk_regmap a1_pwm_f_div = {
.data = &(struct clk_regmap_div_data){
.offset = PWM_CLK_EF_CTRL,
.shift = 16,
@@ -1168,14 +1168,14 @@ static struct clk_regmap pwm_f_div = {
.name = "pwm_f_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_f_sel.hw
+ &a1_pwm_f_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap pwm_f = {
+static struct clk_regmap a1_pwm_f = {
.data = &(struct clk_regmap_gate_data){
.offset = PWM_CLK_EF_CTRL,
.bit_idx = 24,
@@ -1184,7 +1184,7 @@ static struct clk_regmap pwm_f = {
.name = "pwm_f",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &pwm_f_div.hw
+ &a1_pwm_f_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1200,14 +1200,14 @@ static struct clk_regmap pwm_f = {
* --------------------|/
* 24M
*/
-static const struct clk_parent_data spicc_spifc_parents[] = {
+static const struct clk_parent_data a1_spi_parents[] = {
{ .fw_name = "fclk_div2"},
{ .fw_name = "fclk_div3"},
{ .fw_name = "fclk_div5"},
{ .fw_name = "hifi_pll" },
};
-static struct clk_regmap spicc_sel = {
+static struct clk_regmap a1_spicc_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = SPICC_CLK_CTRL,
.mask = 0x3,
@@ -1216,12 +1216,12 @@ static struct clk_regmap spicc_sel = {
.hw.init = &(struct clk_init_data){
.name = "spicc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = spicc_spifc_parents,
- .num_parents = ARRAY_SIZE(spicc_spifc_parents),
+ .parent_data = a1_spi_parents,
+ .num_parents = ARRAY_SIZE(a1_spi_parents),
},
};
-static struct clk_regmap spicc_div = {
+static struct clk_regmap a1_spicc_div = {
.data = &(struct clk_regmap_div_data){
.offset = SPICC_CLK_CTRL,
.shift = 0,
@@ -1231,14 +1231,14 @@ static struct clk_regmap spicc_div = {
.name = "spicc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &spicc_sel.hw
+ &a1_spicc_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap spicc_sel2 = {
+static struct clk_regmap a1_spicc_sel2 = {
.data = &(struct clk_regmap_mux_data){
.offset = SPICC_CLK_CTRL,
.mask = 0x1,
@@ -1248,7 +1248,7 @@ static struct clk_regmap spicc_sel2 = {
.name = "spicc_sel2",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
- { .hw = &spicc_div.hw },
+ { .hw = &a1_spicc_div.hw },
{ .fw_name = "xtal", },
},
.num_parents = 2,
@@ -1256,7 +1256,7 @@ static struct clk_regmap spicc_sel2 = {
},
};
-static struct clk_regmap spicc = {
+static struct clk_regmap a1_spicc = {
.data = &(struct clk_regmap_gate_data){
.offset = SPICC_CLK_CTRL,
.bit_idx = 8,
@@ -1265,14 +1265,14 @@ static struct clk_regmap spicc = {
.name = "spicc",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &spicc_sel2.hw
+ &a1_spicc_sel2.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap ts_div = {
+static struct clk_regmap a1_ts_div = {
.data = &(struct clk_regmap_div_data){
.offset = TS_CLK_CTRL,
.shift = 0,
@@ -1288,7 +1288,7 @@ static struct clk_regmap ts_div = {
},
};
-static struct clk_regmap ts = {
+static struct clk_regmap a1_ts = {
.data = &(struct clk_regmap_gate_data){
.offset = TS_CLK_CTRL,
.bit_idx = 8,
@@ -1297,14 +1297,14 @@ static struct clk_regmap ts = {
.name = "ts",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &ts_div.hw
+ &a1_ts_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap spifc_sel = {
+static struct clk_regmap a1_spifc_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = SPIFC_CLK_CTRL,
.mask = 0x3,
@@ -1313,12 +1313,12 @@ static struct clk_regmap spifc_sel = {
.hw.init = &(struct clk_init_data){
.name = "spifc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = spicc_spifc_parents,
- .num_parents = ARRAY_SIZE(spicc_spifc_parents),
+ .parent_data = a1_spi_parents,
+ .num_parents = ARRAY_SIZE(a1_spi_parents),
},
};
-static struct clk_regmap spifc_div = {
+static struct clk_regmap a1_spifc_div = {
.data = &(struct clk_regmap_div_data){
.offset = SPIFC_CLK_CTRL,
.shift = 0,
@@ -1328,14 +1328,14 @@ static struct clk_regmap spifc_div = {
.name = "spifc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &spifc_sel.hw
+ &a1_spifc_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap spifc_sel2 = {
+static struct clk_regmap a1_spifc_sel2 = {
.data = &(struct clk_regmap_mux_data){
.offset = SPIFC_CLK_CTRL,
.mask = 0x1,
@@ -1345,7 +1345,7 @@ static struct clk_regmap spifc_sel2 = {
.name = "spifc_sel2",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
- { .hw = &spifc_div.hw },
+ { .hw = &a1_spifc_div.hw },
{ .fw_name = "xtal", },
},
.num_parents = 2,
@@ -1353,7 +1353,7 @@ static struct clk_regmap spifc_sel2 = {
},
};
-static struct clk_regmap spifc = {
+static struct clk_regmap a1_spifc = {
.data = &(struct clk_regmap_gate_data){
.offset = SPIFC_CLK_CTRL,
.bit_idx = 8,
@@ -1362,21 +1362,21 @@ static struct clk_regmap spifc = {
.name = "spifc",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &spifc_sel2.hw
+ &a1_spifc_sel2.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data usb_bus_parents[] = {
+static const struct clk_parent_data a1_usb_bus_parents[] = {
{ .fw_name = "xtal", },
- { .hw = &sys.hw },
+ { .hw = &a1_sys.hw },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div5", },
};
-static struct clk_regmap usb_bus_sel = {
+static struct clk_regmap a1_usb_bus_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = USB_BUSCLK_CTRL,
.mask = 0x3,
@@ -1385,13 +1385,13 @@ static struct clk_regmap usb_bus_sel = {
.hw.init = &(struct clk_init_data){
.name = "usb_bus_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = usb_bus_parents,
- .num_parents = ARRAY_SIZE(usb_bus_parents),
+ .parent_data = a1_usb_bus_parents,
+ .num_parents = ARRAY_SIZE(a1_usb_bus_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap usb_bus_div = {
+static struct clk_regmap a1_usb_bus_div = {
.data = &(struct clk_regmap_div_data){
.offset = USB_BUSCLK_CTRL,
.shift = 0,
@@ -1401,14 +1401,14 @@ static struct clk_regmap usb_bus_div = {
.name = "usb_bus_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &usb_bus_sel.hw
+ &a1_usb_bus_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap usb_bus = {
+static struct clk_regmap a1_usb_bus = {
.data = &(struct clk_regmap_gate_data){
.offset = USB_BUSCLK_CTRL,
.bit_idx = 8,
@@ -1417,21 +1417,21 @@ static struct clk_regmap usb_bus = {
.name = "usb_bus",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &usb_bus_div.hw
+ &a1_usb_bus_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data sd_emmc_psram_dmc_parents[] = {
+static const struct clk_parent_data a1_sd_emmc_parents[] = {
{ .fw_name = "fclk_div2", },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div5", },
{ .fw_name = "hifi_pll", },
};
-static struct clk_regmap sd_emmc_sel = {
+static struct clk_regmap a1_sd_emmc_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = SD_EMMC_CLK_CTRL,
.mask = 0x3,
@@ -1440,12 +1440,12 @@ static struct clk_regmap sd_emmc_sel = {
.hw.init = &(struct clk_init_data){
.name = "sd_emmc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = sd_emmc_psram_dmc_parents,
- .num_parents = ARRAY_SIZE(sd_emmc_psram_dmc_parents),
+ .parent_data = a1_sd_emmc_parents,
+ .num_parents = ARRAY_SIZE(a1_sd_emmc_parents),
},
};
-static struct clk_regmap sd_emmc_div = {
+static struct clk_regmap a1_sd_emmc_div = {
.data = &(struct clk_regmap_div_data){
.offset = SD_EMMC_CLK_CTRL,
.shift = 0,
@@ -1455,14 +1455,14 @@ static struct clk_regmap sd_emmc_div = {
.name = "sd_emmc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_sel.hw
+ &a1_sd_emmc_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap sd_emmc_sel2 = {
+static struct clk_regmap a1_sd_emmc_sel2 = {
.data = &(struct clk_regmap_mux_data){
.offset = SD_EMMC_CLK_CTRL,
.mask = 0x1,
@@ -1472,7 +1472,7 @@ static struct clk_regmap sd_emmc_sel2 = {
.name = "sd_emmc_sel2",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
- { .hw = &sd_emmc_div.hw },
+ { .hw = &a1_sd_emmc_div.hw },
{ .fw_name = "xtal", },
},
.num_parents = 2,
@@ -1480,7 +1480,7 @@ static struct clk_regmap sd_emmc_sel2 = {
},
};
-static struct clk_regmap sd_emmc = {
+static struct clk_regmap a1_sd_emmc = {
.data = &(struct clk_regmap_gate_data){
.offset = SD_EMMC_CLK_CTRL,
.bit_idx = 8,
@@ -1489,14 +1489,14 @@ static struct clk_regmap sd_emmc = {
.name = "sd_emmc",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_sel2.hw
+ &a1_sd_emmc_sel2.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap psram_sel = {
+static struct clk_regmap a1_psram_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = PSRAM_CLK_CTRL,
.mask = 0x3,
@@ -1505,12 +1505,12 @@ static struct clk_regmap psram_sel = {
.hw.init = &(struct clk_init_data){
.name = "psram_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = sd_emmc_psram_dmc_parents,
- .num_parents = ARRAY_SIZE(sd_emmc_psram_dmc_parents),
+ .parent_data = a1_sd_emmc_parents,
+ .num_parents = ARRAY_SIZE(a1_sd_emmc_parents),
},
};
-static struct clk_regmap psram_div = {
+static struct clk_regmap a1_psram_div = {
.data = &(struct clk_regmap_div_data){
.offset = PSRAM_CLK_CTRL,
.shift = 0,
@@ -1520,14 +1520,14 @@ static struct clk_regmap psram_div = {
.name = "psram_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &psram_sel.hw
+ &a1_psram_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap psram_sel2 = {
+static struct clk_regmap a1_psram_sel2 = {
.data = &(struct clk_regmap_mux_data){
.offset = PSRAM_CLK_CTRL,
.mask = 0x1,
@@ -1537,7 +1537,7 @@ static struct clk_regmap psram_sel2 = {
.name = "psram_sel2",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
- { .hw = &psram_div.hw },
+ { .hw = &a1_psram_div.hw },
{ .fw_name = "xtal", },
},
.num_parents = 2,
@@ -1545,7 +1545,7 @@ static struct clk_regmap psram_sel2 = {
},
};
-static struct clk_regmap psram = {
+static struct clk_regmap a1_psram = {
.data = &(struct clk_regmap_gate_data){
.offset = PSRAM_CLK_CTRL,
.bit_idx = 8,
@@ -1554,14 +1554,14 @@ static struct clk_regmap psram = {
.name = "psram",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &psram_sel2.hw
+ &a1_psram_sel2.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dmc_sel = {
+static struct clk_regmap a1_dmc_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = DMC_CLK_CTRL,
.mask = 0x3,
@@ -1570,12 +1570,12 @@ static struct clk_regmap dmc_sel = {
.hw.init = &(struct clk_init_data){
.name = "dmc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = sd_emmc_psram_dmc_parents,
- .num_parents = ARRAY_SIZE(sd_emmc_psram_dmc_parents),
+ .parent_data = a1_sd_emmc_parents,
+ .num_parents = ARRAY_SIZE(a1_sd_emmc_parents),
},
};
-static struct clk_regmap dmc_div = {
+static struct clk_regmap a1_dmc_div = {
.data = &(struct clk_regmap_div_data){
.offset = DMC_CLK_CTRL,
.shift = 0,
@@ -1585,14 +1585,14 @@ static struct clk_regmap dmc_div = {
.name = "dmc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dmc_sel.hw
+ &a1_dmc_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap dmc_sel2 = {
+static struct clk_regmap a1_dmc_sel2 = {
.data = &(struct clk_regmap_mux_data){
.offset = DMC_CLK_CTRL,
.mask = 0x1,
@@ -1602,7 +1602,7 @@ static struct clk_regmap dmc_sel2 = {
.name = "dmc_sel2",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
- { .hw = &dmc_div.hw },
+ { .hw = &a1_dmc_div.hw },
{ .fw_name = "xtal", },
},
.num_parents = 2,
@@ -1610,7 +1610,7 @@ static struct clk_regmap dmc_sel2 = {
},
};
-static struct clk_regmap dmc = {
+static struct clk_regmap a1_dmc = {
.data = &(struct clk_regmap_gate_data){
.offset = DMC_CLK_CTRL,
.bit_idx = 8,
@@ -1619,14 +1619,14 @@ static struct clk_regmap dmc = {
.name = "dmc",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &dmc_sel2.hw
+ &a1_dmc_sel2.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap ceca_32k_in = {
+static struct clk_regmap a1_ceca_32k_in = {
.data = &(struct clk_regmap_gate_data){
.offset = CECA_CLK_CTRL0,
.bit_idx = 31,
@@ -1641,7 +1641,7 @@ static struct clk_regmap ceca_32k_in = {
},
};
-static struct clk_regmap ceca_32k_div = {
+static struct clk_regmap a1_ceca_32k_div = {
.data = &(struct meson_clk_dualdiv_data){
.n1 = {
.reg_off = CECA_CLK_CTRL0,
@@ -1668,19 +1668,19 @@ static struct clk_regmap ceca_32k_div = {
.shift = 28,
.width = 1,
},
- .table = clk_32k_div_table,
+ .table = a1_32k_div_table,
},
.hw.init = &(struct clk_init_data){
.name = "ceca_32k_div",
.ops = &meson_clk_dualdiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &ceca_32k_in.hw
+ &a1_ceca_32k_in.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap ceca_32k_sel_pre = {
+static struct clk_regmap a1_ceca_32k_sel_pre = {
.data = &(struct clk_regmap_mux_data) {
.offset = CECA_CLK_CTRL1,
.mask = 0x1,
@@ -1691,15 +1691,15 @@ static struct clk_regmap ceca_32k_sel_pre = {
.name = "ceca_32k_sel_pre",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &ceca_32k_div.hw,
- &ceca_32k_in.hw,
+ &a1_ceca_32k_div.hw,
+ &a1_ceca_32k_in.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap ceca_32k_sel = {
+static struct clk_regmap a1_ceca_32k_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = CECA_CLK_CTRL1,
.mask = 0x1,
@@ -1710,14 +1710,14 @@ static struct clk_regmap ceca_32k_sel = {
.name = "ceca_32k_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &ceca_32k_sel_pre.hw,
- &rtc.hw,
+ &a1_ceca_32k_sel_pre.hw,
+ &a1_rtc.hw,
},
.num_parents = 2,
},
};
-static struct clk_regmap ceca_32k_out = {
+static struct clk_regmap a1_ceca_32k_out = {
.data = &(struct clk_regmap_gate_data){
.offset = CECA_CLK_CTRL0,
.bit_idx = 30,
@@ -1726,14 +1726,14 @@ static struct clk_regmap ceca_32k_out = {
.name = "ceca_32k_out",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &ceca_32k_sel.hw
+ &a1_ceca_32k_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap cecb_32k_in = {
+static struct clk_regmap a1_cecb_32k_in = {
.data = &(struct clk_regmap_gate_data){
.offset = CECB_CLK_CTRL0,
.bit_idx = 31,
@@ -1748,7 +1748,7 @@ static struct clk_regmap cecb_32k_in = {
},
};
-static struct clk_regmap cecb_32k_div = {
+static struct clk_regmap a1_cecb_32k_div = {
.data = &(struct meson_clk_dualdiv_data){
.n1 = {
.reg_off = CECB_CLK_CTRL0,
@@ -1775,19 +1775,19 @@ static struct clk_regmap cecb_32k_div = {
.shift = 28,
.width = 1,
},
- .table = clk_32k_div_table,
+ .table = a1_32k_div_table,
},
.hw.init = &(struct clk_init_data){
.name = "cecb_32k_div",
.ops = &meson_clk_dualdiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &cecb_32k_in.hw
+ &a1_cecb_32k_in.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap cecb_32k_sel_pre = {
+static struct clk_regmap a1_cecb_32k_sel_pre = {
.data = &(struct clk_regmap_mux_data) {
.offset = CECB_CLK_CTRL1,
.mask = 0x1,
@@ -1798,15 +1798,15 @@ static struct clk_regmap cecb_32k_sel_pre = {
.name = "cecb_32k_sel_pre",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &cecb_32k_div.hw,
- &cecb_32k_in.hw,
+ &a1_cecb_32k_div.hw,
+ &a1_cecb_32k_in.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap cecb_32k_sel = {
+static struct clk_regmap a1_cecb_32k_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = CECB_CLK_CTRL1,
.mask = 0x1,
@@ -1817,14 +1817,14 @@ static struct clk_regmap cecb_32k_sel = {
.name = "cecb_32k_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &cecb_32k_sel_pre.hw,
- &rtc.hw,
+ &a1_cecb_32k_sel_pre.hw,
+ &a1_rtc.hw,
},
.num_parents = 2,
},
};
-static struct clk_regmap cecb_32k_out = {
+static struct clk_regmap a1_cecb_32k_out = {
.data = &(struct clk_regmap_gate_data){
.offset = CECB_CLK_CTRL0,
.bit_idx = 30,
@@ -1833,282 +1833,265 @@ static struct clk_regmap cecb_32k_out = {
.name = "cecb_32k_out",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &cecb_32k_sel.hw
+ &a1_cecb_32k_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-#define MESON_GATE(_name, _reg, _bit) \
- MESON_PCLK(_name, _reg, _bit, &sys.hw)
-
-static MESON_GATE(clktree, SYS_CLK_EN0, 0);
-static MESON_GATE(reset_ctrl, SYS_CLK_EN0, 1);
-static MESON_GATE(analog_ctrl, SYS_CLK_EN0, 2);
-static MESON_GATE(pwr_ctrl, SYS_CLK_EN0, 3);
-static MESON_GATE(pad_ctrl, SYS_CLK_EN0, 4);
-static MESON_GATE(sys_ctrl, SYS_CLK_EN0, 5);
-static MESON_GATE(temp_sensor, SYS_CLK_EN0, 6);
-static MESON_GATE(am2axi_dev, SYS_CLK_EN0, 7);
-static MESON_GATE(spicc_b, SYS_CLK_EN0, 8);
-static MESON_GATE(spicc_a, SYS_CLK_EN0, 9);
-static MESON_GATE(msr, SYS_CLK_EN0, 10);
-static MESON_GATE(audio, SYS_CLK_EN0, 11);
-static MESON_GATE(jtag_ctrl, SYS_CLK_EN0, 12);
-static MESON_GATE(saradc_en, SYS_CLK_EN0, 13);
-static MESON_GATE(pwm_ef, SYS_CLK_EN0, 14);
-static MESON_GATE(pwm_cd, SYS_CLK_EN0, 15);
-static MESON_GATE(pwm_ab, SYS_CLK_EN0, 16);
-static MESON_GATE(cec, SYS_CLK_EN0, 17);
-static MESON_GATE(i2c_s, SYS_CLK_EN0, 18);
-static MESON_GATE(ir_ctrl, SYS_CLK_EN0, 19);
-static MESON_GATE(i2c_m_d, SYS_CLK_EN0, 20);
-static MESON_GATE(i2c_m_c, SYS_CLK_EN0, 21);
-static MESON_GATE(i2c_m_b, SYS_CLK_EN0, 22);
-static MESON_GATE(i2c_m_a, SYS_CLK_EN0, 23);
-static MESON_GATE(acodec, SYS_CLK_EN0, 24);
-static MESON_GATE(otp, SYS_CLK_EN0, 25);
-static MESON_GATE(sd_emmc_a, SYS_CLK_EN0, 26);
-static MESON_GATE(usb_phy, SYS_CLK_EN0, 27);
-static MESON_GATE(usb_ctrl, SYS_CLK_EN0, 28);
-static MESON_GATE(sys_dspb, SYS_CLK_EN0, 29);
-static MESON_GATE(sys_dspa, SYS_CLK_EN0, 30);
-static MESON_GATE(dma, SYS_CLK_EN0, 31);
-static MESON_GATE(irq_ctrl, SYS_CLK_EN1, 0);
-static MESON_GATE(nic, SYS_CLK_EN1, 1);
-static MESON_GATE(gic, SYS_CLK_EN1, 2);
-static MESON_GATE(uart_c, SYS_CLK_EN1, 3);
-static MESON_GATE(uart_b, SYS_CLK_EN1, 4);
-static MESON_GATE(uart_a, SYS_CLK_EN1, 5);
-static MESON_GATE(sys_psram, SYS_CLK_EN1, 6);
-static MESON_GATE(rsa, SYS_CLK_EN1, 8);
-static MESON_GATE(coresight, SYS_CLK_EN1, 9);
-static MESON_GATE(am2axi_vad, AXI_CLK_EN, 0);
-static MESON_GATE(audio_vad, AXI_CLK_EN, 1);
-static MESON_GATE(axi_dmc, AXI_CLK_EN, 3);
-static MESON_GATE(axi_psram, AXI_CLK_EN, 4);
-static MESON_GATE(ramb, AXI_CLK_EN, 5);
-static MESON_GATE(rama, AXI_CLK_EN, 6);
-static MESON_GATE(axi_spifc, AXI_CLK_EN, 7);
-static MESON_GATE(axi_nic, AXI_CLK_EN, 8);
-static MESON_GATE(axi_dma, AXI_CLK_EN, 9);
-static MESON_GATE(cpu_ctrl, AXI_CLK_EN, 10);
-static MESON_GATE(rom, AXI_CLK_EN, 11);
-static MESON_GATE(prod_i2c, AXI_CLK_EN, 12);
+static const struct clk_parent_data a1_pclk_parents = { .hw = &a1_sys.hw };
+
+#define A1_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(a1_##_name, _reg, _bit, &a1_pclk_parents, _flags)
+
+/*
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
+ */
+static A1_PCLK(clktree, SYS_CLK_EN0, 0, CLK_IGNORE_UNUSED);
+static A1_PCLK(reset_ctrl, SYS_CLK_EN0, 1, CLK_IGNORE_UNUSED);
+static A1_PCLK(analog_ctrl, SYS_CLK_EN0, 2, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwr_ctrl, SYS_CLK_EN0, 3, CLK_IGNORE_UNUSED);
+static A1_PCLK(pad_ctrl, SYS_CLK_EN0, 4, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_ctrl, SYS_CLK_EN0, 5, CLK_IGNORE_UNUSED);
+static A1_PCLK(temp_sensor, SYS_CLK_EN0, 6, CLK_IGNORE_UNUSED);
+static A1_PCLK(am2axi_dev, SYS_CLK_EN0, 7, CLK_IGNORE_UNUSED);
+static A1_PCLK(spicc_b, SYS_CLK_EN0, 8, CLK_IGNORE_UNUSED);
+static A1_PCLK(spicc_a, SYS_CLK_EN0, 9, CLK_IGNORE_UNUSED);
+static A1_PCLK(msr, SYS_CLK_EN0, 10, CLK_IGNORE_UNUSED);
+static A1_PCLK(audio, SYS_CLK_EN0, 11, CLK_IGNORE_UNUSED);
+static A1_PCLK(jtag_ctrl, SYS_CLK_EN0, 12, CLK_IGNORE_UNUSED);
+static A1_PCLK(saradc_en, SYS_CLK_EN0, 13, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwm_ef, SYS_CLK_EN0, 14, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwm_cd, SYS_CLK_EN0, 15, CLK_IGNORE_UNUSED);
+static A1_PCLK(pwm_ab, SYS_CLK_EN0, 16, CLK_IGNORE_UNUSED);
+static A1_PCLK(cec, SYS_CLK_EN0, 17, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_s, SYS_CLK_EN0, 18, CLK_IGNORE_UNUSED);
+static A1_PCLK(ir_ctrl, SYS_CLK_EN0, 19, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_d, SYS_CLK_EN0, 20, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_c, SYS_CLK_EN0, 21, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_b, SYS_CLK_EN0, 22, CLK_IGNORE_UNUSED);
+static A1_PCLK(i2c_m_a, SYS_CLK_EN0, 23, CLK_IGNORE_UNUSED);
+static A1_PCLK(acodec, SYS_CLK_EN0, 24, CLK_IGNORE_UNUSED);
+static A1_PCLK(otp, SYS_CLK_EN0, 25, CLK_IGNORE_UNUSED);
+static A1_PCLK(sd_emmc_a, SYS_CLK_EN0, 26, CLK_IGNORE_UNUSED);
+static A1_PCLK(usb_phy, SYS_CLK_EN0, 27, CLK_IGNORE_UNUSED);
+static A1_PCLK(usb_ctrl, SYS_CLK_EN0, 28, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_dspb, SYS_CLK_EN0, 29, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_dspa, SYS_CLK_EN0, 30, CLK_IGNORE_UNUSED);
+static A1_PCLK(dma, SYS_CLK_EN0, 31, CLK_IGNORE_UNUSED);
+
+static A1_PCLK(irq_ctrl, SYS_CLK_EN1, 0, CLK_IGNORE_UNUSED);
+static A1_PCLK(nic, SYS_CLK_EN1, 1, CLK_IGNORE_UNUSED);
+static A1_PCLK(gic, SYS_CLK_EN1, 2, CLK_IGNORE_UNUSED);
+static A1_PCLK(uart_c, SYS_CLK_EN1, 3, CLK_IGNORE_UNUSED);
+static A1_PCLK(uart_b, SYS_CLK_EN1, 4, CLK_IGNORE_UNUSED);
+static A1_PCLK(uart_a, SYS_CLK_EN1, 5, CLK_IGNORE_UNUSED);
+static A1_PCLK(sys_psram, SYS_CLK_EN1, 6, CLK_IGNORE_UNUSED);
+static A1_PCLK(rsa, SYS_CLK_EN1, 8, CLK_IGNORE_UNUSED);
+static A1_PCLK(coresight, SYS_CLK_EN1, 9, CLK_IGNORE_UNUSED);
+
+static A1_PCLK(am2axi_vad, AXI_CLK_EN, 0, CLK_IGNORE_UNUSED);
+static A1_PCLK(audio_vad, AXI_CLK_EN, 1, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_dmc, AXI_CLK_EN, 3, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_psram, AXI_CLK_EN, 4, CLK_IGNORE_UNUSED);
+static A1_PCLK(ramb, AXI_CLK_EN, 5, CLK_IGNORE_UNUSED);
+static A1_PCLK(rama, AXI_CLK_EN, 6, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_spifc, AXI_CLK_EN, 7, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_nic, AXI_CLK_EN, 8, CLK_IGNORE_UNUSED);
+static A1_PCLK(axi_dma, AXI_CLK_EN, 9, CLK_IGNORE_UNUSED);
+static A1_PCLK(cpu_ctrl, AXI_CLK_EN, 10, CLK_IGNORE_UNUSED);
+static A1_PCLK(rom, AXI_CLK_EN, 11, CLK_IGNORE_UNUSED);
+static A1_PCLK(prod_i2c, AXI_CLK_EN, 12, CLK_IGNORE_UNUSED);
/* Array of all clocks registered by this provider */
-static struct clk_hw *a1_periphs_hw_clks[] = {
- [CLKID_XTAL_IN] = &xtal_in.hw,
- [CLKID_FIXPLL_IN] = &fixpll_in.hw,
- [CLKID_USB_PHY_IN] = &usb_phy_in.hw,
- [CLKID_USB_CTRL_IN] = &usb_ctrl_in.hw,
- [CLKID_HIFIPLL_IN] = &hifipll_in.hw,
- [CLKID_SYSPLL_IN] = &syspll_in.hw,
- [CLKID_DDS_IN] = &dds_in.hw,
- [CLKID_SYS] = &sys.hw,
- [CLKID_CLKTREE] = &clktree.hw,
- [CLKID_RESET_CTRL] = &reset_ctrl.hw,
- [CLKID_ANALOG_CTRL] = &analog_ctrl.hw,
- [CLKID_PWR_CTRL] = &pwr_ctrl.hw,
- [CLKID_PAD_CTRL] = &pad_ctrl.hw,
- [CLKID_SYS_CTRL] = &sys_ctrl.hw,
- [CLKID_TEMP_SENSOR] = &temp_sensor.hw,
- [CLKID_AM2AXI_DIV] = &am2axi_dev.hw,
- [CLKID_SPICC_B] = &spicc_b.hw,
- [CLKID_SPICC_A] = &spicc_a.hw,
- [CLKID_MSR] = &msr.hw,
- [CLKID_AUDIO] = &audio.hw,
- [CLKID_JTAG_CTRL] = &jtag_ctrl.hw,
- [CLKID_SARADC_EN] = &saradc_en.hw,
- [CLKID_PWM_EF] = &pwm_ef.hw,
- [CLKID_PWM_CD] = &pwm_cd.hw,
- [CLKID_PWM_AB] = &pwm_ab.hw,
- [CLKID_CEC] = &cec.hw,
- [CLKID_I2C_S] = &i2c_s.hw,
- [CLKID_IR_CTRL] = &ir_ctrl.hw,
- [CLKID_I2C_M_D] = &i2c_m_d.hw,
- [CLKID_I2C_M_C] = &i2c_m_c.hw,
- [CLKID_I2C_M_B] = &i2c_m_b.hw,
- [CLKID_I2C_M_A] = &i2c_m_a.hw,
- [CLKID_ACODEC] = &acodec.hw,
- [CLKID_OTP] = &otp.hw,
- [CLKID_SD_EMMC_A] = &sd_emmc_a.hw,
- [CLKID_USB_PHY] = &usb_phy.hw,
- [CLKID_USB_CTRL] = &usb_ctrl.hw,
- [CLKID_SYS_DSPB] = &sys_dspb.hw,
- [CLKID_SYS_DSPA] = &sys_dspa.hw,
- [CLKID_DMA] = &dma.hw,
- [CLKID_IRQ_CTRL] = &irq_ctrl.hw,
- [CLKID_NIC] = &nic.hw,
- [CLKID_GIC] = &gic.hw,
- [CLKID_UART_C] = &uart_c.hw,
- [CLKID_UART_B] = &uart_b.hw,
- [CLKID_UART_A] = &uart_a.hw,
- [CLKID_SYS_PSRAM] = &sys_psram.hw,
- [CLKID_RSA] = &rsa.hw,
- [CLKID_CORESIGHT] = &coresight.hw,
- [CLKID_AM2AXI_VAD] = &am2axi_vad.hw,
- [CLKID_AUDIO_VAD] = &audio_vad.hw,
- [CLKID_AXI_DMC] = &axi_dmc.hw,
- [CLKID_AXI_PSRAM] = &axi_psram.hw,
- [CLKID_RAMB] = &ramb.hw,
- [CLKID_RAMA] = &rama.hw,
- [CLKID_AXI_SPIFC] = &axi_spifc.hw,
- [CLKID_AXI_NIC] = &axi_nic.hw,
- [CLKID_AXI_DMA] = &axi_dma.hw,
- [CLKID_CPU_CTRL] = &cpu_ctrl.hw,
- [CLKID_ROM] = &rom.hw,
- [CLKID_PROC_I2C] = &prod_i2c.hw,
- [CLKID_DSPA_SEL] = &dspa_sel.hw,
- [CLKID_DSPB_SEL] = &dspb_sel.hw,
- [CLKID_DSPA_EN] = &dspa_en.hw,
- [CLKID_DSPA_EN_NIC] = &dspa_en_nic.hw,
- [CLKID_DSPB_EN] = &dspb_en.hw,
- [CLKID_DSPB_EN_NIC] = &dspb_en_nic.hw,
- [CLKID_RTC] = &rtc.hw,
- [CLKID_CECA_32K] = &ceca_32k_out.hw,
- [CLKID_CECB_32K] = &cecb_32k_out.hw,
- [CLKID_24M] = &clk_24m.hw,
- [CLKID_12M] = &clk_12m.hw,
- [CLKID_FCLK_DIV2_DIVN] = &fclk_div2_divn.hw,
- [CLKID_GEN] = &gen.hw,
- [CLKID_SARADC_SEL] = &saradc_sel.hw,
- [CLKID_SARADC] = &saradc.hw,
- [CLKID_PWM_A] = &pwm_a.hw,
- [CLKID_PWM_B] = &pwm_b.hw,
- [CLKID_PWM_C] = &pwm_c.hw,
- [CLKID_PWM_D] = &pwm_d.hw,
- [CLKID_PWM_E] = &pwm_e.hw,
- [CLKID_PWM_F] = &pwm_f.hw,
- [CLKID_SPICC] = &spicc.hw,
- [CLKID_TS] = &ts.hw,
- [CLKID_SPIFC] = &spifc.hw,
- [CLKID_USB_BUS] = &usb_bus.hw,
- [CLKID_SD_EMMC] = &sd_emmc.hw,
- [CLKID_PSRAM] = &psram.hw,
- [CLKID_DMC] = &dmc.hw,
- [CLKID_SYS_A_SEL] = &sys_a_sel.hw,
- [CLKID_SYS_A_DIV] = &sys_a_div.hw,
- [CLKID_SYS_A] = &sys_a.hw,
- [CLKID_SYS_B_SEL] = &sys_b_sel.hw,
- [CLKID_SYS_B_DIV] = &sys_b_div.hw,
- [CLKID_SYS_B] = &sys_b.hw,
- [CLKID_DSPA_A_SEL] = &dspa_a_sel.hw,
- [CLKID_DSPA_A_DIV] = &dspa_a_div.hw,
- [CLKID_DSPA_A] = &dspa_a.hw,
- [CLKID_DSPA_B_SEL] = &dspa_b_sel.hw,
- [CLKID_DSPA_B_DIV] = &dspa_b_div.hw,
- [CLKID_DSPA_B] = &dspa_b.hw,
- [CLKID_DSPB_A_SEL] = &dspb_a_sel.hw,
- [CLKID_DSPB_A_DIV] = &dspb_a_div.hw,
- [CLKID_DSPB_A] = &dspb_a.hw,
- [CLKID_DSPB_B_SEL] = &dspb_b_sel.hw,
- [CLKID_DSPB_B_DIV] = &dspb_b_div.hw,
- [CLKID_DSPB_B] = &dspb_b.hw,
- [CLKID_RTC_32K_IN] = &rtc_32k_in.hw,
- [CLKID_RTC_32K_DIV] = &rtc_32k_div.hw,
- [CLKID_RTC_32K_XTAL] = &rtc_32k_xtal.hw,
- [CLKID_RTC_32K_SEL] = &rtc_32k_sel.hw,
- [CLKID_CECB_32K_IN] = &cecb_32k_in.hw,
- [CLKID_CECB_32K_DIV] = &cecb_32k_div.hw,
- [CLKID_CECB_32K_SEL_PRE] = &cecb_32k_sel_pre.hw,
- [CLKID_CECB_32K_SEL] = &cecb_32k_sel.hw,
- [CLKID_CECA_32K_IN] = &ceca_32k_in.hw,
- [CLKID_CECA_32K_DIV] = &ceca_32k_div.hw,
- [CLKID_CECA_32K_SEL_PRE] = &ceca_32k_sel_pre.hw,
- [CLKID_CECA_32K_SEL] = &ceca_32k_sel.hw,
- [CLKID_DIV2_PRE] = &fclk_div2_divn_pre.hw,
- [CLKID_24M_DIV2] = &clk_24m_div2.hw,
- [CLKID_GEN_SEL] = &gen_sel.hw,
- [CLKID_GEN_DIV] = &gen_div.hw,
- [CLKID_SARADC_DIV] = &saradc_div.hw,
- [CLKID_PWM_A_SEL] = &pwm_a_sel.hw,
- [CLKID_PWM_A_DIV] = &pwm_a_div.hw,
- [CLKID_PWM_B_SEL] = &pwm_b_sel.hw,
- [CLKID_PWM_B_DIV] = &pwm_b_div.hw,
- [CLKID_PWM_C_SEL] = &pwm_c_sel.hw,
- [CLKID_PWM_C_DIV] = &pwm_c_div.hw,
- [CLKID_PWM_D_SEL] = &pwm_d_sel.hw,
- [CLKID_PWM_D_DIV] = &pwm_d_div.hw,
- [CLKID_PWM_E_SEL] = &pwm_e_sel.hw,
- [CLKID_PWM_E_DIV] = &pwm_e_div.hw,
- [CLKID_PWM_F_SEL] = &pwm_f_sel.hw,
- [CLKID_PWM_F_DIV] = &pwm_f_div.hw,
- [CLKID_SPICC_SEL] = &spicc_sel.hw,
- [CLKID_SPICC_DIV] = &spicc_div.hw,
- [CLKID_SPICC_SEL2] = &spicc_sel2.hw,
- [CLKID_TS_DIV] = &ts_div.hw,
- [CLKID_SPIFC_SEL] = &spifc_sel.hw,
- [CLKID_SPIFC_DIV] = &spifc_div.hw,
- [CLKID_SPIFC_SEL2] = &spifc_sel2.hw,
- [CLKID_USB_BUS_SEL] = &usb_bus_sel.hw,
- [CLKID_USB_BUS_DIV] = &usb_bus_div.hw,
- [CLKID_SD_EMMC_SEL] = &sd_emmc_sel.hw,
- [CLKID_SD_EMMC_DIV] = &sd_emmc_div.hw,
- [CLKID_SD_EMMC_SEL2] = &sd_emmc_sel2.hw,
- [CLKID_PSRAM_SEL] = &psram_sel.hw,
- [CLKID_PSRAM_DIV] = &psram_div.hw,
- [CLKID_PSRAM_SEL2] = &psram_sel2.hw,
- [CLKID_DMC_SEL] = &dmc_sel.hw,
- [CLKID_DMC_DIV] = &dmc_div.hw,
- [CLKID_DMC_SEL2] = &dmc_sel2.hw,
-};
-
-static const struct regmap_config a1_periphs_regmap_cfg = {
- .reg_bits = 32,
- .val_bits = 32,
- .reg_stride = 4,
- .max_register = DMC_CLK_CTRL,
-};
-
-static struct meson_clk_hw_data a1_periphs_clks = {
- .hws = a1_periphs_hw_clks,
- .num = ARRAY_SIZE(a1_periphs_hw_clks),
-};
-
-static int meson_a1_periphs_probe(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- void __iomem *base;
- struct regmap *map;
- int clkid, err;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return dev_err_probe(dev, PTR_ERR(base),
- "can't ioremap resource\n");
-
- map = devm_regmap_init_mmio(dev, base, &a1_periphs_regmap_cfg);
- if (IS_ERR(map))
- return dev_err_probe(dev, PTR_ERR(map),
- "can't init regmap mmio region\n");
-
- for (clkid = 0; clkid < a1_periphs_clks.num; clkid++) {
- err = devm_clk_hw_register(dev, a1_periphs_clks.hws[clkid]);
- if (err)
- return dev_err_probe(dev, err,
- "clock[%d] registration failed\n",
- clkid);
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get, &a1_periphs_clks);
-}
-
-static const struct of_device_id a1_periphs_clkc_match_table[] = {
- { .compatible = "amlogic,a1-peripherals-clkc", },
+static struct clk_hw *a1_peripherals_hw_clks[] = {
+ [CLKID_XTAL_IN] = &a1_xtal_in.hw,
+ [CLKID_FIXPLL_IN] = &a1_fixpll_in.hw,
+ [CLKID_USB_PHY_IN] = &a1_usb_phy_in.hw,
+ [CLKID_USB_CTRL_IN] = &a1_usb_ctrl_in.hw,
+ [CLKID_HIFIPLL_IN] = &a1_hifipll_in.hw,
+ [CLKID_SYSPLL_IN] = &a1_syspll_in.hw,
+ [CLKID_DDS_IN] = &a1_dds_in.hw,
+ [CLKID_SYS] = &a1_sys.hw,
+ [CLKID_CLKTREE] = &a1_clktree.hw,
+ [CLKID_RESET_CTRL] = &a1_reset_ctrl.hw,
+ [CLKID_ANALOG_CTRL] = &a1_analog_ctrl.hw,
+ [CLKID_PWR_CTRL] = &a1_pwr_ctrl.hw,
+ [CLKID_PAD_CTRL] = &a1_pad_ctrl.hw,
+ [CLKID_SYS_CTRL] = &a1_sys_ctrl.hw,
+ [CLKID_TEMP_SENSOR] = &a1_temp_sensor.hw,
+ [CLKID_AM2AXI_DIV] = &a1_am2axi_dev.hw,
+ [CLKID_SPICC_B] = &a1_spicc_b.hw,
+ [CLKID_SPICC_A] = &a1_spicc_a.hw,
+ [CLKID_MSR] = &a1_msr.hw,
+ [CLKID_AUDIO] = &a1_audio.hw,
+ [CLKID_JTAG_CTRL] = &a1_jtag_ctrl.hw,
+ [CLKID_SARADC_EN] = &a1_saradc_en.hw,
+ [CLKID_PWM_EF] = &a1_pwm_ef.hw,
+ [CLKID_PWM_CD] = &a1_pwm_cd.hw,
+ [CLKID_PWM_AB] = &a1_pwm_ab.hw,
+ [CLKID_CEC] = &a1_cec.hw,
+ [CLKID_I2C_S] = &a1_i2c_s.hw,
+ [CLKID_IR_CTRL] = &a1_ir_ctrl.hw,
+ [CLKID_I2C_M_D] = &a1_i2c_m_d.hw,
+ [CLKID_I2C_M_C] = &a1_i2c_m_c.hw,
+ [CLKID_I2C_M_B] = &a1_i2c_m_b.hw,
+ [CLKID_I2C_M_A] = &a1_i2c_m_a.hw,
+ [CLKID_ACODEC] = &a1_acodec.hw,
+ [CLKID_OTP] = &a1_otp.hw,
+ [CLKID_SD_EMMC_A] = &a1_sd_emmc_a.hw,
+ [CLKID_USB_PHY] = &a1_usb_phy.hw,
+ [CLKID_USB_CTRL] = &a1_usb_ctrl.hw,
+ [CLKID_SYS_DSPB] = &a1_sys_dspb.hw,
+ [CLKID_SYS_DSPA] = &a1_sys_dspa.hw,
+ [CLKID_DMA] = &a1_dma.hw,
+ [CLKID_IRQ_CTRL] = &a1_irq_ctrl.hw,
+ [CLKID_NIC] = &a1_nic.hw,
+ [CLKID_GIC] = &a1_gic.hw,
+ [CLKID_UART_C] = &a1_uart_c.hw,
+ [CLKID_UART_B] = &a1_uart_b.hw,
+ [CLKID_UART_A] = &a1_uart_a.hw,
+ [CLKID_SYS_PSRAM] = &a1_sys_psram.hw,
+ [CLKID_RSA] = &a1_rsa.hw,
+ [CLKID_CORESIGHT] = &a1_coresight.hw,
+ [CLKID_AM2AXI_VAD] = &a1_am2axi_vad.hw,
+ [CLKID_AUDIO_VAD] = &a1_audio_vad.hw,
+ [CLKID_AXI_DMC] = &a1_axi_dmc.hw,
+ [CLKID_AXI_PSRAM] = &a1_axi_psram.hw,
+ [CLKID_RAMB] = &a1_ramb.hw,
+ [CLKID_RAMA] = &a1_rama.hw,
+ [CLKID_AXI_SPIFC] = &a1_axi_spifc.hw,
+ [CLKID_AXI_NIC] = &a1_axi_nic.hw,
+ [CLKID_AXI_DMA] = &a1_axi_dma.hw,
+ [CLKID_CPU_CTRL] = &a1_cpu_ctrl.hw,
+ [CLKID_ROM] = &a1_rom.hw,
+ [CLKID_PROC_I2C] = &a1_prod_i2c.hw,
+ [CLKID_DSPA_SEL] = &a1_dspa_sel.hw,
+ [CLKID_DSPB_SEL] = &a1_dspb_sel.hw,
+ [CLKID_DSPA_EN] = &a1_dspa_en.hw,
+ [CLKID_DSPA_EN_NIC] = &a1_dspa_en_nic.hw,
+ [CLKID_DSPB_EN] = &a1_dspb_en.hw,
+ [CLKID_DSPB_EN_NIC] = &a1_dspb_en_nic.hw,
+ [CLKID_RTC] = &a1_rtc.hw,
+ [CLKID_CECA_32K] = &a1_ceca_32k_out.hw,
+ [CLKID_CECB_32K] = &a1_cecb_32k_out.hw,
+ [CLKID_24M] = &a1_24m.hw,
+ [CLKID_12M] = &a1_12m.hw,
+ [CLKID_FCLK_DIV2_DIVN] = &a1_fclk_div2_divn.hw,
+ [CLKID_GEN] = &a1_gen.hw,
+ [CLKID_SARADC_SEL] = &a1_saradc_sel.hw,
+ [CLKID_SARADC] = &a1_saradc.hw,
+ [CLKID_PWM_A] = &a1_pwm_a.hw,
+ [CLKID_PWM_B] = &a1_pwm_b.hw,
+ [CLKID_PWM_C] = &a1_pwm_c.hw,
+ [CLKID_PWM_D] = &a1_pwm_d.hw,
+ [CLKID_PWM_E] = &a1_pwm_e.hw,
+ [CLKID_PWM_F] = &a1_pwm_f.hw,
+ [CLKID_SPICC] = &a1_spicc.hw,
+ [CLKID_TS] = &a1_ts.hw,
+ [CLKID_SPIFC] = &a1_spifc.hw,
+ [CLKID_USB_BUS] = &a1_usb_bus.hw,
+ [CLKID_SD_EMMC] = &a1_sd_emmc.hw,
+ [CLKID_PSRAM] = &a1_psram.hw,
+ [CLKID_DMC] = &a1_dmc.hw,
+ [CLKID_SYS_A_SEL] = &a1_sys_a_sel.hw,
+ [CLKID_SYS_A_DIV] = &a1_sys_a_div.hw,
+ [CLKID_SYS_A] = &a1_sys_a.hw,
+ [CLKID_SYS_B_SEL] = &a1_sys_b_sel.hw,
+ [CLKID_SYS_B_DIV] = &a1_sys_b_div.hw,
+ [CLKID_SYS_B] = &a1_sys_b.hw,
+ [CLKID_DSPA_A_SEL] = &a1_dspa_a_sel.hw,
+ [CLKID_DSPA_A_DIV] = &a1_dspa_a_div.hw,
+ [CLKID_DSPA_A] = &a1_dspa_a.hw,
+ [CLKID_DSPA_B_SEL] = &a1_dspa_b_sel.hw,
+ [CLKID_DSPA_B_DIV] = &a1_dspa_b_div.hw,
+ [CLKID_DSPA_B] = &a1_dspa_b.hw,
+ [CLKID_DSPB_A_SEL] = &a1_dspb_a_sel.hw,
+ [CLKID_DSPB_A_DIV] = &a1_dspb_a_div.hw,
+ [CLKID_DSPB_A] = &a1_dspb_a.hw,
+ [CLKID_DSPB_B_SEL] = &a1_dspb_b_sel.hw,
+ [CLKID_DSPB_B_DIV] = &a1_dspb_b_div.hw,
+ [CLKID_DSPB_B] = &a1_dspb_b.hw,
+ [CLKID_RTC_32K_IN] = &a1_rtc_32k_in.hw,
+ [CLKID_RTC_32K_DIV] = &a1_rtc_32k_div.hw,
+ [CLKID_RTC_32K_XTAL] = &a1_rtc_32k_xtal.hw,
+ [CLKID_RTC_32K_SEL] = &a1_rtc_32k_sel.hw,
+ [CLKID_CECB_32K_IN] = &a1_cecb_32k_in.hw,
+ [CLKID_CECB_32K_DIV] = &a1_cecb_32k_div.hw,
+ [CLKID_CECB_32K_SEL_PRE] = &a1_cecb_32k_sel_pre.hw,
+ [CLKID_CECB_32K_SEL] = &a1_cecb_32k_sel.hw,
+ [CLKID_CECA_32K_IN] = &a1_ceca_32k_in.hw,
+ [CLKID_CECA_32K_DIV] = &a1_ceca_32k_div.hw,
+ [CLKID_CECA_32K_SEL_PRE] = &a1_ceca_32k_sel_pre.hw,
+ [CLKID_CECA_32K_SEL] = &a1_ceca_32k_sel.hw,
+ [CLKID_DIV2_PRE] = &a1_fclk_div2_divn_pre.hw,
+ [CLKID_24M_DIV2] = &a1_24m_div2.hw,
+ [CLKID_GEN_SEL] = &a1_gen_sel.hw,
+ [CLKID_GEN_DIV] = &a1_gen_div.hw,
+ [CLKID_SARADC_DIV] = &a1_saradc_div.hw,
+ [CLKID_PWM_A_SEL] = &a1_pwm_a_sel.hw,
+ [CLKID_PWM_A_DIV] = &a1_pwm_a_div.hw,
+ [CLKID_PWM_B_SEL] = &a1_pwm_b_sel.hw,
+ [CLKID_PWM_B_DIV] = &a1_pwm_b_div.hw,
+ [CLKID_PWM_C_SEL] = &a1_pwm_c_sel.hw,
+ [CLKID_PWM_C_DIV] = &a1_pwm_c_div.hw,
+ [CLKID_PWM_D_SEL] = &a1_pwm_d_sel.hw,
+ [CLKID_PWM_D_DIV] = &a1_pwm_d_div.hw,
+ [CLKID_PWM_E_SEL] = &a1_pwm_e_sel.hw,
+ [CLKID_PWM_E_DIV] = &a1_pwm_e_div.hw,
+ [CLKID_PWM_F_SEL] = &a1_pwm_f_sel.hw,
+ [CLKID_PWM_F_DIV] = &a1_pwm_f_div.hw,
+ [CLKID_SPICC_SEL] = &a1_spicc_sel.hw,
+ [CLKID_SPICC_DIV] = &a1_spicc_div.hw,
+ [CLKID_SPICC_SEL2] = &a1_spicc_sel2.hw,
+ [CLKID_TS_DIV] = &a1_ts_div.hw,
+ [CLKID_SPIFC_SEL] = &a1_spifc_sel.hw,
+ [CLKID_SPIFC_DIV] = &a1_spifc_div.hw,
+ [CLKID_SPIFC_SEL2] = &a1_spifc_sel2.hw,
+ [CLKID_USB_BUS_SEL] = &a1_usb_bus_sel.hw,
+ [CLKID_USB_BUS_DIV] = &a1_usb_bus_div.hw,
+ [CLKID_SD_EMMC_SEL] = &a1_sd_emmc_sel.hw,
+ [CLKID_SD_EMMC_DIV] = &a1_sd_emmc_div.hw,
+ [CLKID_SD_EMMC_SEL2] = &a1_sd_emmc_sel2.hw,
+ [CLKID_PSRAM_SEL] = &a1_psram_sel.hw,
+ [CLKID_PSRAM_DIV] = &a1_psram_div.hw,
+ [CLKID_PSRAM_SEL2] = &a1_psram_sel2.hw,
+ [CLKID_DMC_SEL] = &a1_dmc_sel.hw,
+ [CLKID_DMC_DIV] = &a1_dmc_div.hw,
+ [CLKID_DMC_SEL2] = &a1_dmc_sel2.hw,
+};
+
+static const struct meson_clkc_data a1_peripherals_clkc_data = {
+ .hw_clks = {
+ .hws = a1_peripherals_hw_clks,
+ .num = ARRAY_SIZE(a1_peripherals_hw_clks),
+ },
+};
+
+static const struct of_device_id a1_peripherals_clkc_match_table[] = {
+ {
+ .compatible = "amlogic,a1-peripherals-clkc",
+ .data = &a1_peripherals_clkc_data,
+ },
{}
};
-MODULE_DEVICE_TABLE(of, a1_periphs_clkc_match_table);
+MODULE_DEVICE_TABLE(of, a1_peripherals_clkc_match_table);
-static struct platform_driver a1_periphs_clkc_driver = {
- .probe = meson_a1_periphs_probe,
+static struct platform_driver a1_peripherals_clkc_driver = {
+ .probe = meson_clkc_mmio_probe,
.driver = {
.name = "a1-peripherals-clkc",
- .of_match_table = a1_periphs_clkc_match_table,
+ .of_match_table = a1_peripherals_clkc_match_table,
},
};
-module_platform_driver(a1_periphs_clkc_driver);
+module_platform_driver(a1_peripherals_clkc_driver);
MODULE_DESCRIPTION("Amlogic A1 Peripherals Clock Controller driver");
MODULE_AUTHOR("Jian Hu <jian.hu@amlogic.com>");
diff --git a/drivers/clk/meson/a1-pll.c b/drivers/clk/meson/a1-pll.c
index dabd4fad1f57..1f82e9c7c14e 100644
--- a/drivers/clk/meson/a1-pll.c
+++ b/drivers/clk/meson/a1-pll.c
@@ -26,7 +26,7 @@
#include <dt-bindings/clock/amlogic,a1-pll-clkc.h>
-static struct clk_regmap fixed_pll_dco = {
+static struct clk_regmap a1_fixed_pll_dco = {
.data = &(struct meson_clk_pll_data){
.en = {
.reg_off = ANACTRL_FIXPLL_CTRL0,
@@ -69,7 +69,7 @@ static struct clk_regmap fixed_pll_dco = {
},
};
-static struct clk_regmap fixed_pll = {
+static struct clk_regmap a1_fixed_pll = {
.data = &(struct clk_regmap_gate_data){
.offset = ANACTRL_FIXPLL_CTRL0,
.bit_idx = 20,
@@ -78,18 +78,18 @@ static struct clk_regmap fixed_pll = {
.name = "fixed_pll",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fixed_pll_dco.hw
+ &a1_fixed_pll_dco.hw
},
.num_parents = 1,
},
};
-static const struct pll_mult_range hifi_pll_mult_range = {
+static const struct pll_mult_range a1_hifi_pll_range = {
.min = 32,
.max = 64,
};
-static const struct reg_sequence hifi_init_regs[] = {
+static const struct reg_sequence a1_hifi_pll_init_regs[] = {
{ .reg = ANACTRL_HIFIPLL_CTRL1, .def = 0x01800000 },
{ .reg = ANACTRL_HIFIPLL_CTRL2, .def = 0x00001100 },
{ .reg = ANACTRL_HIFIPLL_CTRL3, .def = 0x100a1100 },
@@ -97,7 +97,7 @@ static const struct reg_sequence hifi_init_regs[] = {
{ .reg = ANACTRL_HIFIPLL_CTRL0, .def = 0x01f18000 },
};
-static struct clk_regmap hifi_pll = {
+static struct clk_regmap a1_hifi_pll = {
.data = &(struct meson_clk_pll_data){
.en = {
.reg_off = ANACTRL_HIFIPLL_CTRL0,
@@ -134,9 +134,9 @@ static struct clk_regmap hifi_pll = {
.shift = 6,
.width = 1,
},
- .range = &hifi_pll_mult_range,
- .init_regs = hifi_init_regs,
- .init_count = ARRAY_SIZE(hifi_init_regs),
+ .range = &a1_hifi_pll_range,
+ .init_regs = a1_hifi_pll_init_regs,
+ .init_count = ARRAY_SIZE(a1_hifi_pll_init_regs),
},
.hw.init = &(struct clk_init_data){
.name = "hifi_pll",
@@ -148,20 +148,20 @@ static struct clk_regmap hifi_pll = {
},
};
-static struct clk_fixed_factor fclk_div2_div = {
+static struct clk_fixed_factor a1_fclk_div2_div = {
.mult = 1,
.div = 2,
.hw.init = &(struct clk_init_data){
.name = "fclk_div2_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fixed_pll.hw
+ &a1_fixed_pll.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap fclk_div2 = {
+static struct clk_regmap a1_fclk_div2 = {
.data = &(struct clk_regmap_gate_data){
.offset = ANACTRL_FIXPLL_CTRL0,
.bit_idx = 21,
@@ -170,7 +170,7 @@ static struct clk_regmap fclk_div2 = {
.name = "fclk_div2",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div2_div.hw
+ &a1_fclk_div2_div.hw
},
.num_parents = 1,
/*
@@ -186,20 +186,20 @@ static struct clk_regmap fclk_div2 = {
},
};
-static struct clk_fixed_factor fclk_div3_div = {
+static struct clk_fixed_factor a1_fclk_div3_div = {
.mult = 1,
.div = 3,
.hw.init = &(struct clk_init_data){
.name = "fclk_div3_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fixed_pll.hw
+ &a1_fixed_pll.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap fclk_div3 = {
+static struct clk_regmap a1_fclk_div3 = {
.data = &(struct clk_regmap_gate_data){
.offset = ANACTRL_FIXPLL_CTRL0,
.bit_idx = 22,
@@ -208,7 +208,7 @@ static struct clk_regmap fclk_div3 = {
.name = "fclk_div3",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div3_div.hw
+ &a1_fclk_div3_div.hw
},
.num_parents = 1,
/*
@@ -219,20 +219,20 @@ static struct clk_regmap fclk_div3 = {
},
};
-static struct clk_fixed_factor fclk_div5_div = {
+static struct clk_fixed_factor a1_fclk_div5_div = {
.mult = 1,
.div = 5,
.hw.init = &(struct clk_init_data){
.name = "fclk_div5_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fixed_pll.hw
+ &a1_fixed_pll.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap fclk_div5 = {
+static struct clk_regmap a1_fclk_div5 = {
.data = &(struct clk_regmap_gate_data){
.offset = ANACTRL_FIXPLL_CTRL0,
.bit_idx = 23,
@@ -241,7 +241,7 @@ static struct clk_regmap fclk_div5 = {
.name = "fclk_div5",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div5_div.hw
+ &a1_fclk_div5_div.hw
},
.num_parents = 1,
/*
@@ -252,20 +252,20 @@ static struct clk_regmap fclk_div5 = {
},
};
-static struct clk_fixed_factor fclk_div7_div = {
+static struct clk_fixed_factor a1_fclk_div7_div = {
.mult = 1,
.div = 7,
.hw.init = &(struct clk_init_data){
.name = "fclk_div7_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fixed_pll.hw
+ &a1_fixed_pll.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap fclk_div7 = {
+static struct clk_regmap a1_fclk_div7 = {
.data = &(struct clk_regmap_gate_data){
.offset = ANACTRL_FIXPLL_CTRL0,
.bit_idx = 24,
@@ -274,7 +274,7 @@ static struct clk_regmap fclk_div7 = {
.name = "fclk_div7",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div7_div.hw
+ &a1_fclk_div7_div.hw
},
.num_parents = 1,
},
@@ -282,69 +282,37 @@ static struct clk_regmap fclk_div7 = {
/* Array of all clocks registered by this provider */
static struct clk_hw *a1_pll_hw_clks[] = {
- [CLKID_FIXED_PLL_DCO] = &fixed_pll_dco.hw,
- [CLKID_FIXED_PLL] = &fixed_pll.hw,
- [CLKID_FCLK_DIV2_DIV] = &fclk_div2_div.hw,
- [CLKID_FCLK_DIV3_DIV] = &fclk_div3_div.hw,
- [CLKID_FCLK_DIV5_DIV] = &fclk_div5_div.hw,
- [CLKID_FCLK_DIV7_DIV] = &fclk_div7_div.hw,
- [CLKID_FCLK_DIV2] = &fclk_div2.hw,
- [CLKID_FCLK_DIV3] = &fclk_div3.hw,
- [CLKID_FCLK_DIV5] = &fclk_div5.hw,
- [CLKID_FCLK_DIV7] = &fclk_div7.hw,
- [CLKID_HIFI_PLL] = &hifi_pll.hw,
+ [CLKID_FIXED_PLL_DCO] = &a1_fixed_pll_dco.hw,
+ [CLKID_FIXED_PLL] = &a1_fixed_pll.hw,
+ [CLKID_FCLK_DIV2_DIV] = &a1_fclk_div2_div.hw,
+ [CLKID_FCLK_DIV3_DIV] = &a1_fclk_div3_div.hw,
+ [CLKID_FCLK_DIV5_DIV] = &a1_fclk_div5_div.hw,
+ [CLKID_FCLK_DIV7_DIV] = &a1_fclk_div7_div.hw,
+ [CLKID_FCLK_DIV2] = &a1_fclk_div2.hw,
+ [CLKID_FCLK_DIV3] = &a1_fclk_div3.hw,
+ [CLKID_FCLK_DIV5] = &a1_fclk_div5.hw,
+ [CLKID_FCLK_DIV7] = &a1_fclk_div7.hw,
+ [CLKID_HIFI_PLL] = &a1_hifi_pll.hw,
};
-static const struct regmap_config a1_pll_regmap_cfg = {
- .reg_bits = 32,
- .val_bits = 32,
- .reg_stride = 4,
- .max_register = ANACTRL_HIFIPLL_STS,
-};
-
-static struct meson_clk_hw_data a1_pll_clks = {
- .hws = a1_pll_hw_clks,
- .num = ARRAY_SIZE(a1_pll_hw_clks),
+static const struct meson_clkc_data a1_pll_clkc_data = {
+ .hw_clks = {
+ .hws = a1_pll_hw_clks,
+ .num = ARRAY_SIZE(a1_pll_hw_clks),
+ },
};
-static int meson_a1_pll_probe(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- void __iomem *base;
- struct regmap *map;
- int clkid, err;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return dev_err_probe(dev, PTR_ERR(base),
- "can't ioremap resource\n");
-
- map = devm_regmap_init_mmio(dev, base, &a1_pll_regmap_cfg);
- if (IS_ERR(map))
- return dev_err_probe(dev, PTR_ERR(map),
- "can't init regmap mmio region\n");
-
- /* Register clocks */
- for (clkid = 0; clkid < a1_pll_clks.num; clkid++) {
- err = devm_clk_hw_register(dev, a1_pll_clks.hws[clkid]);
- if (err)
- return dev_err_probe(dev, err,
- "clock[%d] registration failed\n",
- clkid);
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get,
- &a1_pll_clks);
-}
-
static const struct of_device_id a1_pll_clkc_match_table[] = {
- { .compatible = "amlogic,a1-pll-clkc", },
+ {
+ .compatible = "amlogic,a1-pll-clkc",
+ .data = &a1_pll_clkc_data,
+ },
{}
};
MODULE_DEVICE_TABLE(of, a1_pll_clkc_match_table);
static struct platform_driver a1_pll_clkc_driver = {
- .probe = meson_a1_pll_probe,
+ .probe = meson_clkc_mmio_probe,
.driver = {
.name = "a1-pll-clkc",
.of_match_table = a1_pll_clkc_match_table,
diff --git a/drivers/clk/meson/axg-aoclk.c b/drivers/clk/meson/axg-aoclk.c
index cd5d0b5ebdb2..902fbd34039c 100644
--- a/drivers/clk/meson/axg-aoclk.c
+++ b/drivers/clk/meson/axg-aoclk.c
@@ -34,32 +34,21 @@
#define AO_RTC_ALT_CLK_CNTL0 0x94
#define AO_RTC_ALT_CLK_CNTL1 0x98
-#define AXG_AO_GATE(_name, _bit) \
-static struct clk_regmap axg_aoclk_##_name = { \
- .data = &(struct clk_regmap_gate_data) { \
- .offset = (AO_RTI_GEN_CNTL_REG0), \
- .bit_idx = (_bit), \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = "axg_ao_" #_name, \
- .ops = &clk_regmap_gate_ops, \
- .parent_data = &(const struct clk_parent_data) { \
- .fw_name = "mpeg-clk", \
- }, \
- .num_parents = 1, \
- .flags = CLK_IGNORE_UNUSED, \
- }, \
-}
+static const struct clk_parent_data axg_ao_pclk_parents = { .fw_name = "mpeg-clk" };
-AXG_AO_GATE(remote, 0);
-AXG_AO_GATE(i2c_master, 1);
-AXG_AO_GATE(i2c_slave, 2);
-AXG_AO_GATE(uart1, 3);
-AXG_AO_GATE(uart2, 5);
-AXG_AO_GATE(ir_blaster, 6);
-AXG_AO_GATE(saradc, 7);
+#define AXG_AO_GATE(_name, _bit, _flags) \
+ MESON_PCLK(axg_ao_##_name, AO_RTI_GEN_CNTL_REG0, _bit, \
+ &axg_ao_pclk_parents, _flags)
-static struct clk_regmap axg_aoclk_cts_oscin = {
+static AXG_AO_GATE(remote, 0, CLK_IGNORE_UNUSED);
+static AXG_AO_GATE(i2c_master, 1, CLK_IGNORE_UNUSED);
+static AXG_AO_GATE(i2c_slave, 2, CLK_IGNORE_UNUSED);
+static AXG_AO_GATE(uart1, 3, CLK_IGNORE_UNUSED);
+static AXG_AO_GATE(uart2, 5, CLK_IGNORE_UNUSED);
+static AXG_AO_GATE(ir_blaster, 6, CLK_IGNORE_UNUSED);
+static AXG_AO_GATE(saradc, 7, CLK_IGNORE_UNUSED);
+
+static struct clk_regmap axg_ao_cts_oscin = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTI_PWR_CNTL_REG0,
.bit_idx = 14,
@@ -74,7 +63,7 @@ static struct clk_regmap axg_aoclk_cts_oscin = {
},
};
-static struct clk_regmap axg_aoclk_32k_pre = {
+static struct clk_regmap axg_ao_32k_pre = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTC_ALT_CLK_CNTL0,
.bit_idx = 31,
@@ -83,7 +72,7 @@ static struct clk_regmap axg_aoclk_32k_pre = {
.name = "axg_ao_32k_pre",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_aoclk_cts_oscin.hw
+ &axg_ao_cts_oscin.hw
},
.num_parents = 1,
},
@@ -99,7 +88,7 @@ static const struct meson_clk_dualdiv_param axg_32k_div_table[] = {
}, {}
};
-static struct clk_regmap axg_aoclk_32k_div = {
+static struct clk_regmap axg_ao_32k_div = {
.data = &(struct meson_clk_dualdiv_data){
.n1 = {
.reg_off = AO_RTC_ALT_CLK_CNTL0,
@@ -132,13 +121,13 @@ static struct clk_regmap axg_aoclk_32k_div = {
.name = "axg_ao_32k_div",
.ops = &meson_clk_dualdiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_aoclk_32k_pre.hw
+ &axg_ao_32k_pre.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap axg_aoclk_32k_sel = {
+static struct clk_regmap axg_ao_32k_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTC_ALT_CLK_CNTL1,
.mask = 0x1,
@@ -149,15 +138,15 @@ static struct clk_regmap axg_aoclk_32k_sel = {
.name = "axg_ao_32k_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_aoclk_32k_div.hw,
- &axg_aoclk_32k_pre.hw,
+ &axg_ao_32k_div.hw,
+ &axg_ao_32k_pre.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap axg_aoclk_32k = {
+static struct clk_regmap axg_ao_32k = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTC_ALT_CLK_CNTL0,
.bit_idx = 30,
@@ -166,14 +155,14 @@ static struct clk_regmap axg_aoclk_32k = {
.name = "axg_ao_32k",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_aoclk_32k_sel.hw
+ &axg_ao_32k_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap axg_aoclk_cts_rtc_oscin = {
+static struct clk_regmap axg_ao_cts_rtc_oscin = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTI_PWR_CNTL_REG0,
.mask = 0x1,
@@ -184,7 +173,7 @@ static struct clk_regmap axg_aoclk_cts_rtc_oscin = {
.name = "axg_ao_cts_rtc_oscin",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
- { .hw = &axg_aoclk_32k.hw },
+ { .hw = &axg_ao_32k.hw },
{ .fw_name = "ext_32k-0", },
},
.num_parents = 2,
@@ -192,7 +181,7 @@ static struct clk_regmap axg_aoclk_cts_rtc_oscin = {
},
};
-static struct clk_regmap axg_aoclk_clk81 = {
+static struct clk_regmap axg_ao_clk81 = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTI_PWR_CNTL_REG0,
.mask = 0x1,
@@ -200,68 +189,74 @@ static struct clk_regmap axg_aoclk_clk81 = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
+ /*
+ * NOTE: this is one of the infamous clock the pwm driver
+ * can request directly by its global name. It's wrong but
+ * there is not much we can do about it until the support
+ * for the old pwm bindings is dropped
+ */
.name = "axg_ao_clk81",
.ops = &clk_regmap_mux_ro_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "mpeg-clk", },
- { .hw = &axg_aoclk_cts_rtc_oscin.hw },
+ { .hw = &axg_ao_cts_rtc_oscin.hw },
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap axg_aoclk_saradc_mux = {
+static struct clk_regmap axg_ao_saradc_mux = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_SAR_CLK,
.mask = 0x3,
.shift = 9,
},
.hw.init = &(struct clk_init_data){
- .name = "axg_ao_saradc_mux",
+ .name = "ao_saradc_mux",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "xtal", },
- { .hw = &axg_aoclk_clk81.hw },
+ { .hw = &axg_ao_clk81.hw },
},
.num_parents = 2,
},
};
-static struct clk_regmap axg_aoclk_saradc_div = {
+static struct clk_regmap axg_ao_saradc_div = {
.data = &(struct clk_regmap_div_data) {
.offset = AO_SAR_CLK,
.shift = 0,
.width = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "axg_ao_saradc_div",
+ .name = "ao_saradc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_aoclk_saradc_mux.hw
+ &axg_ao_saradc_mux.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap axg_aoclk_saradc_gate = {
+static struct clk_regmap axg_ao_saradc_gate = {
.data = &(struct clk_regmap_gate_data) {
.offset = AO_SAR_CLK,
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "axg_ao_saradc_gate",
+ .name = "ao_saradc_gate",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_aoclk_saradc_div.hw
+ &axg_ao_saradc_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const unsigned int axg_aoclk_reset[] = {
+static const unsigned int axg_ao_reset[] = {
[RESET_AO_REMOTE] = 16,
[RESET_AO_I2C_MASTER] = 18,
[RESET_AO_I2C_SLAVE] = 19,
@@ -270,53 +265,55 @@ static const unsigned int axg_aoclk_reset[] = {
[RESET_AO_IR_BLASTER] = 23,
};
-static struct clk_hw *axg_aoclk_hw_clks[] = {
- [CLKID_AO_REMOTE] = &axg_aoclk_remote.hw,
- [CLKID_AO_I2C_MASTER] = &axg_aoclk_i2c_master.hw,
- [CLKID_AO_I2C_SLAVE] = &axg_aoclk_i2c_slave.hw,
- [CLKID_AO_UART1] = &axg_aoclk_uart1.hw,
- [CLKID_AO_UART2] = &axg_aoclk_uart2.hw,
- [CLKID_AO_IR_BLASTER] = &axg_aoclk_ir_blaster.hw,
- [CLKID_AO_SAR_ADC] = &axg_aoclk_saradc.hw,
- [CLKID_AO_CLK81] = &axg_aoclk_clk81.hw,
- [CLKID_AO_SAR_ADC_SEL] = &axg_aoclk_saradc_mux.hw,
- [CLKID_AO_SAR_ADC_DIV] = &axg_aoclk_saradc_div.hw,
- [CLKID_AO_SAR_ADC_CLK] = &axg_aoclk_saradc_gate.hw,
- [CLKID_AO_CTS_OSCIN] = &axg_aoclk_cts_oscin.hw,
- [CLKID_AO_32K_PRE] = &axg_aoclk_32k_pre.hw,
- [CLKID_AO_32K_DIV] = &axg_aoclk_32k_div.hw,
- [CLKID_AO_32K_SEL] = &axg_aoclk_32k_sel.hw,
- [CLKID_AO_32K] = &axg_aoclk_32k.hw,
- [CLKID_AO_CTS_RTC_OSCIN] = &axg_aoclk_cts_rtc_oscin.hw,
+static struct clk_hw *axg_ao_hw_clks[] = {
+ [CLKID_AO_REMOTE] = &axg_ao_remote.hw,
+ [CLKID_AO_I2C_MASTER] = &axg_ao_i2c_master.hw,
+ [CLKID_AO_I2C_SLAVE] = &axg_ao_i2c_slave.hw,
+ [CLKID_AO_UART1] = &axg_ao_uart1.hw,
+ [CLKID_AO_UART2] = &axg_ao_uart2.hw,
+ [CLKID_AO_IR_BLASTER] = &axg_ao_ir_blaster.hw,
+ [CLKID_AO_SAR_ADC] = &axg_ao_saradc.hw,
+ [CLKID_AO_CLK81] = &axg_ao_clk81.hw,
+ [CLKID_AO_SAR_ADC_SEL] = &axg_ao_saradc_mux.hw,
+ [CLKID_AO_SAR_ADC_DIV] = &axg_ao_saradc_div.hw,
+ [CLKID_AO_SAR_ADC_CLK] = &axg_ao_saradc_gate.hw,
+ [CLKID_AO_CTS_OSCIN] = &axg_ao_cts_oscin.hw,
+ [CLKID_AO_32K_PRE] = &axg_ao_32k_pre.hw,
+ [CLKID_AO_32K_DIV] = &axg_ao_32k_div.hw,
+ [CLKID_AO_32K_SEL] = &axg_ao_32k_sel.hw,
+ [CLKID_AO_32K] = &axg_ao_32k.hw,
+ [CLKID_AO_CTS_RTC_OSCIN] = &axg_ao_cts_rtc_oscin.hw,
};
-static const struct meson_aoclk_data axg_aoclkc_data = {
+static const struct meson_aoclk_data axg_ao_clkc_data = {
.reset_reg = AO_RTI_GEN_CNTL_REG0,
- .num_reset = ARRAY_SIZE(axg_aoclk_reset),
- .reset = axg_aoclk_reset,
- .hw_clks = {
- .hws = axg_aoclk_hw_clks,
- .num = ARRAY_SIZE(axg_aoclk_hw_clks),
+ .num_reset = ARRAY_SIZE(axg_ao_reset),
+ .reset = axg_ao_reset,
+ .clkc_data = {
+ .hw_clks = {
+ .hws = axg_ao_hw_clks,
+ .num = ARRAY_SIZE(axg_ao_hw_clks),
+ },
},
};
-static const struct of_device_id axg_aoclkc_match_table[] = {
+static const struct of_device_id axg_ao_clkc_match_table[] = {
{
.compatible = "amlogic,meson-axg-aoclkc",
- .data = &axg_aoclkc_data,
+ .data = &axg_ao_clkc_data.clkc_data,
},
{ }
};
-MODULE_DEVICE_TABLE(of, axg_aoclkc_match_table);
+MODULE_DEVICE_TABLE(of, axg_ao_clkc_match_table);
-static struct platform_driver axg_aoclkc_driver = {
+static struct platform_driver axg_ao_clkc_driver = {
.probe = meson_aoclkc_probe,
.driver = {
- .name = "axg-aoclkc",
- .of_match_table = axg_aoclkc_match_table,
+ .name = "axg-ao-clkc",
+ .of_match_table = axg_ao_clkc_match_table,
},
};
-module_platform_driver(axg_aoclkc_driver);
+module_platform_driver(axg_ao_clkc_driver);
MODULE_DESCRIPTION("Amlogic AXG Always-ON Clock Controller driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/meson/axg.c b/drivers/clk/meson/axg.c
index 208833c3ee95..0a25c649ef1d 100644
--- a/drivers/clk/meson/axg.c
+++ b/drivers/clk/meson/axg.c
@@ -18,7 +18,7 @@
#include "clk-regmap.h"
#include "clk-pll.h"
#include "clk-mpll.h"
-#include "meson-eeclk.h"
+#include "meson-clkc-utils.h"
#include <dt-bindings/clock/axg-clkc.h>
@@ -333,7 +333,7 @@ static struct clk_regmap axg_gp0_pll = {
},
};
-static const struct reg_sequence axg_hifi_init_regs[] = {
+static const struct reg_sequence axg_hifi_pll_init_regs[] = {
{ .reg = HHI_HIFI_PLL_CNTL1, .def = 0xc084b000 },
{ .reg = HHI_HIFI_PLL_CNTL2, .def = 0xb75020be },
{ .reg = HHI_HIFI_PLL_CNTL3, .def = 0x0a6a3a88 },
@@ -374,8 +374,8 @@ static struct clk_regmap axg_hifi_pll_dco = {
.width = 1,
},
.table = axg_gp0_pll_params_table,
- .init_regs = axg_hifi_init_regs,
- .init_count = ARRAY_SIZE(axg_hifi_init_regs),
+ .init_regs = axg_hifi_pll_init_regs,
+ .init_count = ARRAY_SIZE(axg_hifi_pll_init_regs),
.flags = CLK_MESON_PLL_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
@@ -780,7 +780,7 @@ static const struct pll_params_table axg_pcie_pll_params_table[] = {
{ /* sentinel */ },
};
-static const struct reg_sequence axg_pcie_init_regs[] = {
+static const struct reg_sequence axg_pcie_pll_init_regs[] = {
{ .reg = HHI_PCIE_PLL_CNTL1, .def = 0x0084a2aa },
{ .reg = HHI_PCIE_PLL_CNTL2, .def = 0xb75020be },
{ .reg = HHI_PCIE_PLL_CNTL3, .def = 0x0a47488e },
@@ -823,8 +823,8 @@ static struct clk_regmap axg_pcie_pll_dco = {
.width = 1,
},
.table = axg_pcie_pll_params_table,
- .init_regs = axg_pcie_init_regs,
- .init_count = ARRAY_SIZE(axg_pcie_init_regs),
+ .init_regs = axg_pcie_pll_init_regs,
+ .init_count = ARRAY_SIZE(axg_pcie_pll_init_regs),
},
.hw.init = &(struct clk_init_data){
.name = "pcie_pll_dco",
@@ -935,8 +935,9 @@ static struct clk_regmap axg_pcie_cml_en1 = {
},
};
-static u32 mux_table_clk81[] = { 0, 2, 3, 4, 5, 6, 7 };
-static const struct clk_parent_data clk81_parent_data[] = {
+/* clk81 is often referred as "mpeg_clk" */
+static u32 clk81_parents_val_table[] = { 0, 2, 3, 4, 5, 6, 7 };
+static const struct clk_parent_data clk81_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &axg_fclk_div7.hw },
{ .hw = &axg_mpll1.hw },
@@ -946,32 +947,32 @@ static const struct clk_parent_data clk81_parent_data[] = {
{ .hw = &axg_fclk_div5.hw },
};
-static struct clk_regmap axg_mpeg_clk_sel = {
+static struct clk_regmap axg_clk81_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_MPEG_CLK_CNTL,
.mask = 0x7,
.shift = 12,
- .table = mux_table_clk81,
+ .table = clk81_parents_val_table,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_sel",
+ .name = "clk81_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_data = clk81_parent_data,
- .num_parents = ARRAY_SIZE(clk81_parent_data),
+ .parent_data = clk81_parents,
+ .num_parents = ARRAY_SIZE(clk81_parents),
},
};
-static struct clk_regmap axg_mpeg_clk_div = {
+static struct clk_regmap axg_clk81_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_MPEG_CLK_CNTL,
.shift = 0,
.width = 7,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_div",
+ .name = "clk81_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_mpeg_clk_sel.hw
+ &axg_clk81_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -987,14 +988,14 @@ static struct clk_regmap axg_clk81 = {
.name = "clk81",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &axg_mpeg_clk_div.hw
+ &axg_clk81_div.hw
},
.num_parents = 1,
.flags = (CLK_SET_RATE_PARENT | CLK_IS_CRITICAL),
},
};
-static const struct clk_parent_data axg_sd_emmc_clk0_parent_data[] = {
+static const struct clk_parent_data axg_sd_emmc_clk0_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &axg_fclk_div2.hw },
{ .hw = &axg_fclk_div3.hw },
@@ -1018,8 +1019,8 @@ static struct clk_regmap axg_sd_emmc_b_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_b_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = axg_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(axg_sd_emmc_clk0_parent_data),
+ .parent_data = axg_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(axg_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1068,8 +1069,8 @@ static struct clk_regmap axg_sd_emmc_c_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_c_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = axg_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(axg_sd_emmc_clk0_parent_data),
+ .parent_data = axg_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(axg_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1110,7 +1111,7 @@ static struct clk_regmap axg_sd_emmc_c_clk0 = {
/* VPU Clock */
-static const struct clk_hw *axg_vpu_parent_hws[] = {
+static const struct clk_hw *axg_vpu_parents[] = {
&axg_fclk_div4.hw,
&axg_fclk_div3.hw,
&axg_fclk_div5.hw,
@@ -1126,8 +1127,8 @@ static struct clk_regmap axg_vpu_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = axg_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(axg_vpu_parent_hws),
+ .parent_hws = axg_vpu_parents,
+ .num_parents = ARRAY_SIZE(axg_vpu_parents),
/* We need a specific parent for VPU clock source, let it be set in DT */
.flags = CLK_SET_RATE_NO_REPARENT,
},
@@ -1175,8 +1176,8 @@ static struct clk_regmap axg_vpu_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = axg_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(axg_vpu_parent_hws),
+ .parent_hws = axg_vpu_parents,
+ .num_parents = ARRAY_SIZE(axg_vpu_parents),
/* We need a specific parent for VPU clock source, let it be set in DT */
.flags = CLK_SET_RATE_NO_REPARENT,
},
@@ -1244,8 +1245,8 @@ static struct clk_regmap axg_vapb_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vapb_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = axg_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(axg_vpu_parent_hws),
+ .parent_hws = axg_vpu_parents,
+ .num_parents = ARRAY_SIZE(axg_vpu_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1292,8 +1293,8 @@ static struct clk_regmap axg_vapb_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vapb_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = axg_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(axg_vpu_parent_hws),
+ .parent_hws = axg_vpu_parents,
+ .num_parents = ARRAY_SIZE(axg_vpu_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1365,7 +1366,7 @@ static struct clk_regmap axg_vapb = {
/* Video Clocks */
-static const struct clk_hw *axg_vclk_parent_hws[] = {
+static const struct clk_hw *axg_vclk_parents[] = {
&axg_gp0_pll.hw,
&axg_fclk_div4.hw,
&axg_fclk_div3.hw,
@@ -1384,8 +1385,8 @@ static struct clk_regmap axg_vclk_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = axg_vclk_parent_hws,
- .num_parents = ARRAY_SIZE(axg_vclk_parent_hws),
+ .parent_hws = axg_vclk_parents,
+ .num_parents = ARRAY_SIZE(axg_vclk_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -1399,8 +1400,8 @@ static struct clk_regmap axg_vclk2_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk2_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = axg_vclk_parent_hws,
- .num_parents = ARRAY_SIZE(axg_vclk_parent_hws),
+ .parent_hws = axg_vclk_parents,
+ .num_parents = ARRAY_SIZE(axg_vclk_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -1739,8 +1740,8 @@ static struct clk_fixed_factor axg_vclk2_div12 = {
},
};
-static u32 mux_table_cts_sel[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
-static const struct clk_hw *axg_cts_parent_hws[] = {
+static u32 axg_cts_encl_parents_val_table[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
+static const struct clk_hw *axg_cts_encl_parents[] = {
&axg_vclk_div1.hw,
&axg_vclk_div2.hw,
&axg_vclk_div4.hw,
@@ -1758,13 +1759,13 @@ static struct clk_regmap axg_cts_encl_sel = {
.offset = HHI_VIID_CLK_DIV,
.mask = 0xf,
.shift = 12,
- .table = mux_table_cts_sel,
+ .table = axg_cts_encl_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_encl_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = axg_cts_parent_hws,
- .num_parents = ARRAY_SIZE(axg_cts_parent_hws),
+ .parent_hws = axg_cts_encl_parents,
+ .num_parents = ARRAY_SIZE(axg_cts_encl_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -1787,8 +1788,8 @@ static struct clk_regmap axg_cts_encl = {
/* MIPI DSI Host Clock */
-static u32 mux_table_axg_vdin_meas[] = { 0, 1, 2, 3, 6, 7 };
-static const struct clk_parent_data axg_vdin_meas_parent_data[] = {
+static u32 axg_vdin_meas_parents_val_table[] = { 0, 1, 2, 3, 6, 7 };
+static const struct clk_parent_data axg_vdin_meas_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &axg_fclk_div4.hw },
{ .hw = &axg_fclk_div3.hw },
@@ -1803,13 +1804,13 @@ static struct clk_regmap axg_vdin_meas_sel = {
.mask = 0x7,
.shift = 21,
.flags = CLK_MUX_ROUND_CLOSEST,
- .table = mux_table_axg_vdin_meas,
+ .table = axg_vdin_meas_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "vdin_meas_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = axg_vdin_meas_parent_data,
- .num_parents = ARRAY_SIZE(axg_vdin_meas_parent_data),
+ .parent_data = axg_vdin_meas_parents,
+ .num_parents = ARRAY_SIZE(axg_vdin_meas_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1845,9 +1846,8 @@ static struct clk_regmap axg_vdin_meas = {
},
};
-static u32 mux_table_gen_clk[] = { 0, 4, 5, 6, 7, 8,
- 9, 10, 11, 13, 14, };
-static const struct clk_parent_data gen_clk_parent_data[] = {
+static u32 gen_clk_parents_val_table[] = { 0, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, };
+static const struct clk_parent_data gen_clk_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &axg_hifi_pll.hw },
{ .hw = &axg_mpll0.hw },
@@ -1866,7 +1866,7 @@ static struct clk_regmap axg_gen_clk_sel = {
.offset = HHI_GEN_CLK_CNTL,
.mask = 0xf,
.shift = 12,
- .table = mux_table_gen_clk,
+ .table = gen_clk_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "gen_clk_sel",
@@ -1877,8 +1877,8 @@ static struct clk_regmap axg_gen_clk_sel = {
* hifi_pll, mpll0, mpll1, mpll2, mpll3, fdiv4,
* fdiv3, fdiv5, [cts_msr_clk], fdiv7, gp0_pll
*/
- .parent_data = gen_clk_parent_data,
- .num_parents = ARRAY_SIZE(gen_clk_parent_data),
+ .parent_data = gen_clk_parents,
+ .num_parents = ARRAY_SIZE(gen_clk_parents),
},
};
@@ -1915,59 +1915,71 @@ static struct clk_regmap axg_gen_clk = {
},
};
-#define MESON_GATE(_name, _reg, _bit) \
- MESON_PCLK(_name, _reg, _bit, &axg_clk81.hw)
-
-/* Everything Else (EE) domain gates */
-static MESON_GATE(axg_ddr, HHI_GCLK_MPEG0, 0);
-static MESON_GATE(axg_audio_locker, HHI_GCLK_MPEG0, 2);
-static MESON_GATE(axg_mipi_dsi_host, HHI_GCLK_MPEG0, 3);
-static MESON_GATE(axg_isa, HHI_GCLK_MPEG0, 5);
-static MESON_GATE(axg_pl301, HHI_GCLK_MPEG0, 6);
-static MESON_GATE(axg_periphs, HHI_GCLK_MPEG0, 7);
-static MESON_GATE(axg_spicc_0, HHI_GCLK_MPEG0, 8);
-static MESON_GATE(axg_i2c, HHI_GCLK_MPEG0, 9);
-static MESON_GATE(axg_rng0, HHI_GCLK_MPEG0, 12);
-static MESON_GATE(axg_uart0, HHI_GCLK_MPEG0, 13);
-static MESON_GATE(axg_mipi_dsi_phy, HHI_GCLK_MPEG0, 14);
-static MESON_GATE(axg_spicc_1, HHI_GCLK_MPEG0, 15);
-static MESON_GATE(axg_pcie_a, HHI_GCLK_MPEG0, 16);
-static MESON_GATE(axg_pcie_b, HHI_GCLK_MPEG0, 17);
-static MESON_GATE(axg_hiu_reg, HHI_GCLK_MPEG0, 19);
-static MESON_GATE(axg_assist_misc, HHI_GCLK_MPEG0, 23);
-static MESON_GATE(axg_emmc_b, HHI_GCLK_MPEG0, 25);
-static MESON_GATE(axg_emmc_c, HHI_GCLK_MPEG0, 26);
-static MESON_GATE(axg_dma, HHI_GCLK_MPEG0, 27);
-static MESON_GATE(axg_spi, HHI_GCLK_MPEG0, 30);
-
-static MESON_GATE(axg_audio, HHI_GCLK_MPEG1, 0);
-static MESON_GATE(axg_eth_core, HHI_GCLK_MPEG1, 3);
-static MESON_GATE(axg_uart1, HHI_GCLK_MPEG1, 16);
-static MESON_GATE(axg_g2d, HHI_GCLK_MPEG1, 20);
-static MESON_GATE(axg_usb0, HHI_GCLK_MPEG1, 21);
-static MESON_GATE(axg_usb1, HHI_GCLK_MPEG1, 22);
-static MESON_GATE(axg_reset, HHI_GCLK_MPEG1, 23);
-static MESON_GATE(axg_usb_general, HHI_GCLK_MPEG1, 26);
-static MESON_GATE(axg_ahb_arb0, HHI_GCLK_MPEG1, 29);
-static MESON_GATE(axg_efuse, HHI_GCLK_MPEG1, 30);
-static MESON_GATE(axg_boot_rom, HHI_GCLK_MPEG1, 31);
-
-static MESON_GATE(axg_ahb_data_bus, HHI_GCLK_MPEG2, 1);
-static MESON_GATE(axg_ahb_ctrl_bus, HHI_GCLK_MPEG2, 2);
-static MESON_GATE(axg_usb1_to_ddr, HHI_GCLK_MPEG2, 8);
-static MESON_GATE(axg_usb0_to_ddr, HHI_GCLK_MPEG2, 9);
-static MESON_GATE(axg_mmc_pclk, HHI_GCLK_MPEG2, 11);
-static MESON_GATE(axg_vpu_intr, HHI_GCLK_MPEG2, 25);
-static MESON_GATE(axg_sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26);
-static MESON_GATE(axg_gic, HHI_GCLK_MPEG2, 30);
+static const struct clk_parent_data axg_pclk_parents = { .hw = &axg_clk81.hw };
+
+#define AXG_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(axg_##_name, _reg, _bit, &axg_pclk_parents, _flags)
+
+/*
+ * Everything Else (EE) domain gates
+ *
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
+ */
+static AXG_PCLK(ddr, HHI_GCLK_MPEG0, 0, CLK_IGNORE_UNUSED);
+static AXG_PCLK(audio_locker, HHI_GCLK_MPEG0, 2, CLK_IGNORE_UNUSED);
+static AXG_PCLK(mipi_dsi_host, HHI_GCLK_MPEG0, 3, CLK_IGNORE_UNUSED);
+static AXG_PCLK(isa, HHI_GCLK_MPEG0, 5, CLK_IGNORE_UNUSED);
+static AXG_PCLK(pl301, HHI_GCLK_MPEG0, 6, CLK_IGNORE_UNUSED);
+static AXG_PCLK(periphs, HHI_GCLK_MPEG0, 7, CLK_IGNORE_UNUSED);
+static AXG_PCLK(spicc_0, HHI_GCLK_MPEG0, 8, CLK_IGNORE_UNUSED);
+static AXG_PCLK(i2c, HHI_GCLK_MPEG0, 9, CLK_IGNORE_UNUSED);
+static AXG_PCLK(rng0, HHI_GCLK_MPEG0, 12, CLK_IGNORE_UNUSED);
+static AXG_PCLK(uart0, HHI_GCLK_MPEG0, 13, CLK_IGNORE_UNUSED);
+static AXG_PCLK(mipi_dsi_phy, HHI_GCLK_MPEG0, 14, CLK_IGNORE_UNUSED);
+static AXG_PCLK(spicc_1, HHI_GCLK_MPEG0, 15, CLK_IGNORE_UNUSED);
+static AXG_PCLK(pcie_a, HHI_GCLK_MPEG0, 16, CLK_IGNORE_UNUSED);
+static AXG_PCLK(pcie_b, HHI_GCLK_MPEG0, 17, CLK_IGNORE_UNUSED);
+static AXG_PCLK(hiu_reg, HHI_GCLK_MPEG0, 19, CLK_IGNORE_UNUSED);
+static AXG_PCLK(assist_misc, HHI_GCLK_MPEG0, 23, CLK_IGNORE_UNUSED);
+static AXG_PCLK(emmc_b, HHI_GCLK_MPEG0, 25, CLK_IGNORE_UNUSED);
+static AXG_PCLK(emmc_c, HHI_GCLK_MPEG0, 26, CLK_IGNORE_UNUSED);
+static AXG_PCLK(dma, HHI_GCLK_MPEG0, 27, CLK_IGNORE_UNUSED);
+static AXG_PCLK(spi, HHI_GCLK_MPEG0, 30, CLK_IGNORE_UNUSED);
+
+static AXG_PCLK(audio, HHI_GCLK_MPEG1, 0, CLK_IGNORE_UNUSED);
+static AXG_PCLK(eth_core, HHI_GCLK_MPEG1, 3, CLK_IGNORE_UNUSED);
+static AXG_PCLK(uart1, HHI_GCLK_MPEG1, 16, CLK_IGNORE_UNUSED);
+static AXG_PCLK(g2d, HHI_GCLK_MPEG1, 20, CLK_IGNORE_UNUSED);
+static AXG_PCLK(usb0, HHI_GCLK_MPEG1, 21, CLK_IGNORE_UNUSED);
+static AXG_PCLK(usb1, HHI_GCLK_MPEG1, 22, CLK_IGNORE_UNUSED);
+static AXG_PCLK(reset, HHI_GCLK_MPEG1, 23, CLK_IGNORE_UNUSED);
+static AXG_PCLK(usb_general, HHI_GCLK_MPEG1, 26, CLK_IGNORE_UNUSED);
+static AXG_PCLK(ahb_arb0, HHI_GCLK_MPEG1, 29, CLK_IGNORE_UNUSED);
+static AXG_PCLK(efuse, HHI_GCLK_MPEG1, 30, CLK_IGNORE_UNUSED);
+static AXG_PCLK(boot_rom, HHI_GCLK_MPEG1, 31, CLK_IGNORE_UNUSED);
+
+static AXG_PCLK(ahb_data_bus, HHI_GCLK_MPEG2, 1, CLK_IGNORE_UNUSED);
+static AXG_PCLK(ahb_ctrl_bus, HHI_GCLK_MPEG2, 2, CLK_IGNORE_UNUSED);
+static AXG_PCLK(usb1_to_ddr, HHI_GCLK_MPEG2, 8, CLK_IGNORE_UNUSED);
+static AXG_PCLK(usb0_to_ddr, HHI_GCLK_MPEG2, 9, CLK_IGNORE_UNUSED);
+static AXG_PCLK(mmc_pclk, HHI_GCLK_MPEG2, 11, CLK_IGNORE_UNUSED);
+static AXG_PCLK(vpu_intr, HHI_GCLK_MPEG2, 25, CLK_IGNORE_UNUSED);
+static AXG_PCLK(sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26, CLK_IGNORE_UNUSED);
+static AXG_PCLK(gic, HHI_GCLK_MPEG2, 30, CLK_IGNORE_UNUSED);
/* Always On (AO) domain gates */
-static MESON_GATE(axg_ao_media_cpu, HHI_GCLK_AO, 0);
-static MESON_GATE(axg_ao_ahb_sram, HHI_GCLK_AO, 1);
-static MESON_GATE(axg_ao_ahb_bus, HHI_GCLK_AO, 2);
-static MESON_GATE(axg_ao_iface, HHI_GCLK_AO, 3);
-static MESON_GATE(axg_ao_i2c, HHI_GCLK_AO, 4);
+static AXG_PCLK(ao_media_cpu, HHI_GCLK_AO, 0, CLK_IGNORE_UNUSED);
+static AXG_PCLK(ao_ahb_sram, HHI_GCLK_AO, 1, CLK_IGNORE_UNUSED);
+static AXG_PCLK(ao_ahb_bus, HHI_GCLK_AO, 2, CLK_IGNORE_UNUSED);
+static AXG_PCLK(ao_iface, HHI_GCLK_AO, 3, CLK_IGNORE_UNUSED);
+static AXG_PCLK(ao_i2c, HHI_GCLK_AO, 4, CLK_IGNORE_UNUSED);
/* Array of all clocks provided by this provider */
@@ -1980,8 +1992,8 @@ static struct clk_hw *axg_hw_clks[] = {
[CLKID_FCLK_DIV5] = &axg_fclk_div5.hw,
[CLKID_FCLK_DIV7] = &axg_fclk_div7.hw,
[CLKID_GP0_PLL] = &axg_gp0_pll.hw,
- [CLKID_MPEG_SEL] = &axg_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &axg_mpeg_clk_div.hw,
+ [CLKID_MPEG_SEL] = &axg_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &axg_clk81_div.hw,
[CLKID_CLK81] = &axg_clk81.hw,
[CLKID_MPLL0] = &axg_mpll0.hw,
[CLKID_MPLL1] = &axg_mpll1.hw,
@@ -2110,28 +2122,27 @@ static struct clk_hw *axg_hw_clks[] = {
[CLKID_VDIN_MEAS] = &axg_vdin_meas.hw,
};
-static const struct meson_eeclkc_data axg_clkc_data = {
+static const struct meson_clkc_data axg_clkc_data = {
.hw_clks = {
.hws = axg_hw_clks,
.num = ARRAY_SIZE(axg_hw_clks),
},
};
-
-static const struct of_device_id clkc_match_table[] = {
+static const struct of_device_id axg_clkc_match_table[] = {
{ .compatible = "amlogic,axg-clkc", .data = &axg_clkc_data },
{}
};
-MODULE_DEVICE_TABLE(of, clkc_match_table);
+MODULE_DEVICE_TABLE(of, axg_clkc_match_table);
-static struct platform_driver axg_driver = {
- .probe = meson_eeclkc_probe,
+static struct platform_driver axg_clkc_driver = {
+ .probe = meson_clkc_syscon_probe,
.driver = {
.name = "axg-clkc",
- .of_match_table = clkc_match_table,
+ .of_match_table = axg_clkc_match_table,
},
};
-module_platform_driver(axg_driver);
+module_platform_driver(axg_clkc_driver);
MODULE_DESCRIPTION("Amlogic AXG Main Clock Controller driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/meson/c3-peripherals.c b/drivers/clk/meson/c3-peripherals.c
index a25e7d5dc669..b158756cfee4 100644
--- a/drivers/clk/meson/c3-peripherals.c
+++ b/drivers/clk/meson/c3-peripherals.c
@@ -48,7 +48,16 @@
#define SPIFC_CLK_CTRL 0x1a0
#define NNA_CLK_CTRL 0x220
-static struct clk_regmap rtc_xtal_clkin = {
+#define C3_COMP_SEL(_name, _reg, _shift, _mask, _pdata) \
+ MESON_COMP_SEL(c3_, _name, _reg, _shift, _mask, _pdata, NULL, 0, 0)
+
+#define C3_COMP_DIV(_name, _reg, _shift, _width) \
+ MESON_COMP_DIV(c3_, _name, _reg, _shift, _width, 0, CLK_SET_RATE_PARENT)
+
+#define C3_COMP_GATE(_name, _reg, _bit) \
+ MESON_COMP_GATE(c3_, _name, _reg, _bit, CLK_SET_RATE_PARENT)
+
+static struct clk_regmap c3_rtc_xtal_clkin = {
.data = &(struct clk_regmap_gate_data) {
.offset = RTC_BY_OSCIN_CTRL0,
.bit_idx = 31,
@@ -63,12 +72,12 @@ static struct clk_regmap rtc_xtal_clkin = {
},
};
-static const struct meson_clk_dualdiv_param rtc_32k_div_table[] = {
+static const struct meson_clk_dualdiv_param c3_rtc_32k_div_table[] = {
{ 733, 732, 8, 11, 1 },
{ /* sentinel */ }
};
-static struct clk_regmap rtc_32k_div = {
+static struct clk_regmap c3_rtc_32k_div = {
.data = &(struct meson_clk_dualdiv_data) {
.n1 = {
.reg_off = RTC_BY_OSCIN_CTRL0,
@@ -95,39 +104,39 @@ static struct clk_regmap rtc_32k_div = {
.shift = 28,
.width = 1,
},
- .table = rtc_32k_div_table,
+ .table = c3_rtc_32k_div_table,
},
.hw.init = &(struct clk_init_data) {
.name = "rtc_32k_div",
.ops = &meson_clk_dualdiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &rtc_xtal_clkin.hw
+ &c3_rtc_xtal_clkin.hw
},
.num_parents = 1,
},
};
-static const struct clk_parent_data rtc_32k_mux_parent_data[] = {
- { .hw = &rtc_32k_div.hw },
- { .hw = &rtc_xtal_clkin.hw }
+static const struct clk_parent_data c3_rtc_32k_parents[] = {
+ { .hw = &c3_rtc_32k_div.hw },
+ { .hw = &c3_rtc_xtal_clkin.hw }
};
-static struct clk_regmap rtc_32k_mux = {
+static struct clk_regmap c3_rtc_32k_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = RTC_BY_OSCIN_CTRL1,
.mask = 0x1,
.shift = 24,
},
.hw.init = &(struct clk_init_data) {
- .name = "rtc_32k_mux",
+ .name = "rtc_32k_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = rtc_32k_mux_parent_data,
- .num_parents = ARRAY_SIZE(rtc_32k_mux_parent_data),
+ .parent_data = c3_rtc_32k_parents,
+ .num_parents = ARRAY_SIZE(c3_rtc_32k_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap rtc_32k = {
+static struct clk_regmap c3_rtc_32k = {
.data = &(struct clk_regmap_gate_data) {
.offset = RTC_BY_OSCIN_CTRL0,
.bit_idx = 30,
@@ -136,20 +145,20 @@ static struct clk_regmap rtc_32k = {
.name = "rtc_32k",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &rtc_32k_mux.hw
+ &c3_rtc_32k_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data rtc_clk_mux_parent_data[] = {
+static const struct clk_parent_data c3_rtc_clk_parents[] = {
{ .fw_name = "oscin" },
- { .hw = &rtc_32k.hw },
+ { .hw = &c3_rtc_32k.hw },
{ .fw_name = "pad_osc" }
};
-static struct clk_regmap rtc_clk = {
+static struct clk_regmap c3_rtc_clk = {
.data = &(struct clk_regmap_mux_data) {
.offset = RTC_CTRL,
.mask = 0x3,
@@ -158,62 +167,45 @@ static struct clk_regmap rtc_clk = {
.hw.init = &(struct clk_init_data) {
.name = "rtc_clk",
.ops = &clk_regmap_mux_ops,
- .parent_data = rtc_clk_mux_parent_data,
- .num_parents = ARRAY_SIZE(rtc_clk_mux_parent_data),
+ .parent_data = c3_rtc_clk_parents,
+ .num_parents = ARRAY_SIZE(c3_rtc_clk_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
-#define C3_CLK_GATE(_name, _reg, _bit, _fw_name, _ops, _flags) \
-struct clk_regmap _name = { \
- .data = &(struct clk_regmap_gate_data){ \
- .offset = (_reg), \
- .bit_idx = (_bit), \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = #_name, \
- .ops = _ops, \
- .parent_data = &(const struct clk_parent_data) { \
- .fw_name = #_fw_name, \
- }, \
- .num_parents = 1, \
- .flags = (_flags), \
- }, \
-}
-
-#define C3_SYS_GATE(_name, _reg, _bit, _flags) \
- C3_CLK_GATE(_name, _reg, _bit, sysclk, \
- &clk_regmap_gate_ops, _flags)
-
-#define C3_SYS_GATE_RO(_name, _reg, _bit) \
- C3_CLK_GATE(_name, _reg, _bit, sysclk, \
- &clk_regmap_gate_ro_ops, 0)
-
-static C3_SYS_GATE(sys_reset_ctrl, SYS_CLK_EN0_REG0, 1, 0);
-static C3_SYS_GATE(sys_pwr_ctrl, SYS_CLK_EN0_REG0, 3, 0);
-static C3_SYS_GATE(sys_pad_ctrl, SYS_CLK_EN0_REG0, 4, 0);
-static C3_SYS_GATE(sys_ctrl, SYS_CLK_EN0_REG0, 5, 0);
-static C3_SYS_GATE(sys_ts_pll, SYS_CLK_EN0_REG0, 6, 0);
+static const struct clk_parent_data c3_sys_pclk_parents = { .fw_name = "sysclk" };
+
+#define C3_SYS_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(c3_##_name, _reg, _bit, &c3_sys_pclk_parents, _flags)
+
+#define C3_SYS_PCLK_RO(_name, _reg, _bit) \
+ MESON_PCLK_RO(c3_##_name, _reg, _bit, &c3_sys_pclk_parents, 0)
+
+static C3_SYS_PCLK(sys_reset_ctrl, SYS_CLK_EN0_REG0, 1, 0);
+static C3_SYS_PCLK(sys_pwr_ctrl, SYS_CLK_EN0_REG0, 3, 0);
+static C3_SYS_PCLK(sys_pad_ctrl, SYS_CLK_EN0_REG0, 4, 0);
+static C3_SYS_PCLK(sys_ctrl, SYS_CLK_EN0_REG0, 5, 0);
+static C3_SYS_PCLK(sys_ts_pll, SYS_CLK_EN0_REG0, 6, 0);
/*
* NOTE: sys_dev_arb provides the clock to the ETH and SPICC arbiters that
* access the AXI bus.
*/
-static C3_SYS_GATE(sys_dev_arb, SYS_CLK_EN0_REG0, 7, 0);
+static C3_SYS_PCLK(sys_dev_arb, SYS_CLK_EN0_REG0, 7, 0);
/*
* FIXME: sys_mmc_pclk provides the clock for the DDR PHY, DDR will only be
* initialized in bl2, and this clock should not be touched in linux.
*/
-static C3_SYS_GATE_RO(sys_mmc_pclk, SYS_CLK_EN0_REG0, 8);
+static C3_SYS_PCLK_RO(sys_mmc_pclk, SYS_CLK_EN0_REG0, 8);
/*
* NOTE: sys_cpu_ctrl provides the clock for CPU controller. After clock is
* disabled, cpu_clk and other key CPU-related configurations cannot take effect.
*/
-static C3_SYS_GATE(sys_cpu_ctrl, SYS_CLK_EN0_REG0, 11, CLK_IS_CRITICAL);
-static C3_SYS_GATE(sys_jtag_ctrl, SYS_CLK_EN0_REG0, 12, 0);
-static C3_SYS_GATE(sys_ir_ctrl, SYS_CLK_EN0_REG0, 13, 0);
+static C3_SYS_PCLK(sys_cpu_ctrl, SYS_CLK_EN0_REG0, 11, CLK_IS_CRITICAL);
+static C3_SYS_PCLK(sys_jtag_ctrl, SYS_CLK_EN0_REG0, 12, 0);
+static C3_SYS_PCLK(sys_ir_ctrl, SYS_CLK_EN0_REG0, 13, 0);
/*
* NOTE: sys_irq_ctrl provides the clock for IRQ controller. The IRQ controller
@@ -221,18 +213,18 @@ static C3_SYS_GATE(sys_ir_ctrl, SYS_CLK_EN0_REG0, 13, 0);
* AOCPU. If the clock is disabled, interrupt-related functions will occurs an
* exception.
*/
-static C3_SYS_GATE(sys_irq_ctrl, SYS_CLK_EN0_REG0, 14, CLK_IS_CRITICAL);
-static C3_SYS_GATE(sys_msr_clk, SYS_CLK_EN0_REG0, 15, 0);
-static C3_SYS_GATE(sys_rom, SYS_CLK_EN0_REG0, 16, 0);
-static C3_SYS_GATE(sys_uart_f, SYS_CLK_EN0_REG0, 17, 0);
-static C3_SYS_GATE(sys_cpu_apb, SYS_CLK_EN0_REG0, 18, 0);
-static C3_SYS_GATE(sys_rsa, SYS_CLK_EN0_REG0, 19, 0);
-static C3_SYS_GATE(sys_sar_adc, SYS_CLK_EN0_REG0, 20, 0);
-static C3_SYS_GATE(sys_startup, SYS_CLK_EN0_REG0, 21, 0);
-static C3_SYS_GATE(sys_secure, SYS_CLK_EN0_REG0, 22, 0);
-static C3_SYS_GATE(sys_spifc, SYS_CLK_EN0_REG0, 23, 0);
-static C3_SYS_GATE(sys_nna, SYS_CLK_EN0_REG0, 25, 0);
-static C3_SYS_GATE(sys_eth_mac, SYS_CLK_EN0_REG0, 26, 0);
+static C3_SYS_PCLK(sys_irq_ctrl, SYS_CLK_EN0_REG0, 14, CLK_IS_CRITICAL);
+static C3_SYS_PCLK(sys_msr_clk, SYS_CLK_EN0_REG0, 15, 0);
+static C3_SYS_PCLK(sys_rom, SYS_CLK_EN0_REG0, 16, 0);
+static C3_SYS_PCLK(sys_uart_f, SYS_CLK_EN0_REG0, 17, 0);
+static C3_SYS_PCLK(sys_cpu_apb, SYS_CLK_EN0_REG0, 18, 0);
+static C3_SYS_PCLK(sys_rsa, SYS_CLK_EN0_REG0, 19, 0);
+static C3_SYS_PCLK(sys_sar_adc, SYS_CLK_EN0_REG0, 20, 0);
+static C3_SYS_PCLK(sys_startup, SYS_CLK_EN0_REG0, 21, 0);
+static C3_SYS_PCLK(sys_secure, SYS_CLK_EN0_REG0, 22, 0);
+static C3_SYS_PCLK(sys_spifc, SYS_CLK_EN0_REG0, 23, 0);
+static C3_SYS_PCLK(sys_nna, SYS_CLK_EN0_REG0, 25, 0);
+static C3_SYS_PCLK(sys_eth_mac, SYS_CLK_EN0_REG0, 26, 0);
/*
* FIXME: sys_gic provides the clock for GIC(Generic Interrupt Controller).
@@ -240,8 +232,8 @@ static C3_SYS_GATE(sys_eth_mac, SYS_CLK_EN0_REG0, 26, 0);
* used by our GIC is the public driver in kernel, and there is no management
* clock in the driver.
*/
-static C3_SYS_GATE(sys_gic, SYS_CLK_EN0_REG0, 27, CLK_IS_CRITICAL);
-static C3_SYS_GATE(sys_rama, SYS_CLK_EN0_REG0, 28, 0);
+static C3_SYS_PCLK(sys_gic, SYS_CLK_EN0_REG0, 27, CLK_IS_CRITICAL);
+static C3_SYS_PCLK(sys_rama, SYS_CLK_EN0_REG0, 28, 0);
/*
* NOTE: sys_big_nic provides the clock to the control bus of the NIC(Network
@@ -249,84 +241,85 @@ static C3_SYS_GATE(sys_rama, SYS_CLK_EN0_REG0, 28, 0);
* SPIFC, CAPU, JTAG, EMMC, SDIO, sec_top, USB, Audio, ETH, SPICC) in the
* system. After clock is disabled, The NIC cannot work.
*/
-static C3_SYS_GATE(sys_big_nic, SYS_CLK_EN0_REG0, 29, CLK_IS_CRITICAL);
-static C3_SYS_GATE(sys_ramb, SYS_CLK_EN0_REG0, 30, 0);
-static C3_SYS_GATE(sys_audio_pclk, SYS_CLK_EN0_REG0, 31, 0);
-static C3_SYS_GATE(sys_pwm_kl, SYS_CLK_EN0_REG1, 0, 0);
-static C3_SYS_GATE(sys_pwm_ij, SYS_CLK_EN0_REG1, 1, 0);
-static C3_SYS_GATE(sys_usb, SYS_CLK_EN0_REG1, 2, 0);
-static C3_SYS_GATE(sys_sd_emmc_a, SYS_CLK_EN0_REG1, 3, 0);
-static C3_SYS_GATE(sys_sd_emmc_c, SYS_CLK_EN0_REG1, 4, 0);
-static C3_SYS_GATE(sys_pwm_ab, SYS_CLK_EN0_REG1, 5, 0);
-static C3_SYS_GATE(sys_pwm_cd, SYS_CLK_EN0_REG1, 6, 0);
-static C3_SYS_GATE(sys_pwm_ef, SYS_CLK_EN0_REG1, 7, 0);
-static C3_SYS_GATE(sys_pwm_gh, SYS_CLK_EN0_REG1, 8, 0);
-static C3_SYS_GATE(sys_spicc_1, SYS_CLK_EN0_REG1, 9, 0);
-static C3_SYS_GATE(sys_spicc_0, SYS_CLK_EN0_REG1, 10, 0);
-static C3_SYS_GATE(sys_uart_a, SYS_CLK_EN0_REG1, 11, 0);
-static C3_SYS_GATE(sys_uart_b, SYS_CLK_EN0_REG1, 12, 0);
-static C3_SYS_GATE(sys_uart_c, SYS_CLK_EN0_REG1, 13, 0);
-static C3_SYS_GATE(sys_uart_d, SYS_CLK_EN0_REG1, 14, 0);
-static C3_SYS_GATE(sys_uart_e, SYS_CLK_EN0_REG1, 15, 0);
-static C3_SYS_GATE(sys_i2c_m_a, SYS_CLK_EN0_REG1, 16, 0);
-static C3_SYS_GATE(sys_i2c_m_b, SYS_CLK_EN0_REG1, 17, 0);
-static C3_SYS_GATE(sys_i2c_m_c, SYS_CLK_EN0_REG1, 18, 0);
-static C3_SYS_GATE(sys_i2c_m_d, SYS_CLK_EN0_REG1, 19, 0);
-static C3_SYS_GATE(sys_i2c_s_a, SYS_CLK_EN0_REG1, 20, 0);
-static C3_SYS_GATE(sys_rtc, SYS_CLK_EN0_REG1, 21, 0);
-static C3_SYS_GATE(sys_ge2d, SYS_CLK_EN0_REG1, 22, 0);
-static C3_SYS_GATE(sys_isp, SYS_CLK_EN0_REG1, 23, 0);
-static C3_SYS_GATE(sys_gpv_isp_nic, SYS_CLK_EN0_REG1, 24, 0);
-static C3_SYS_GATE(sys_gpv_cve_nic, SYS_CLK_EN0_REG1, 25, 0);
-static C3_SYS_GATE(sys_mipi_dsi_host, SYS_CLK_EN0_REG1, 26, 0);
-static C3_SYS_GATE(sys_mipi_dsi_phy, SYS_CLK_EN0_REG1, 27, 0);
-static C3_SYS_GATE(sys_eth_phy, SYS_CLK_EN0_REG1, 28, 0);
-static C3_SYS_GATE(sys_acodec, SYS_CLK_EN0_REG1, 29, 0);
-static C3_SYS_GATE(sys_dwap, SYS_CLK_EN0_REG1, 30, 0);
-static C3_SYS_GATE(sys_dos, SYS_CLK_EN0_REG1, 31, 0);
-static C3_SYS_GATE(sys_cve, SYS_CLK_EN0_REG2, 0, 0);
-static C3_SYS_GATE(sys_vout, SYS_CLK_EN0_REG2, 1, 0);
-static C3_SYS_GATE(sys_vc9000e, SYS_CLK_EN0_REG2, 2, 0);
-static C3_SYS_GATE(sys_pwm_mn, SYS_CLK_EN0_REG2, 3, 0);
-static C3_SYS_GATE(sys_sd_emmc_b, SYS_CLK_EN0_REG2, 4, 0);
-
-#define C3_AXI_GATE(_name, _reg, _bit, _flags) \
- C3_CLK_GATE(_name, _reg, _bit, axiclk, \
- &clk_regmap_gate_ops, _flags)
+static C3_SYS_PCLK(sys_big_nic, SYS_CLK_EN0_REG0, 29, CLK_IS_CRITICAL);
+static C3_SYS_PCLK(sys_ramb, SYS_CLK_EN0_REG0, 30, 0);
+static C3_SYS_PCLK(sys_audio_pclk, SYS_CLK_EN0_REG0, 31, 0);
+static C3_SYS_PCLK(sys_pwm_kl, SYS_CLK_EN0_REG1, 0, 0);
+static C3_SYS_PCLK(sys_pwm_ij, SYS_CLK_EN0_REG1, 1, 0);
+static C3_SYS_PCLK(sys_usb, SYS_CLK_EN0_REG1, 2, 0);
+static C3_SYS_PCLK(sys_sd_emmc_a, SYS_CLK_EN0_REG1, 3, 0);
+static C3_SYS_PCLK(sys_sd_emmc_c, SYS_CLK_EN0_REG1, 4, 0);
+static C3_SYS_PCLK(sys_pwm_ab, SYS_CLK_EN0_REG1, 5, 0);
+static C3_SYS_PCLK(sys_pwm_cd, SYS_CLK_EN0_REG1, 6, 0);
+static C3_SYS_PCLK(sys_pwm_ef, SYS_CLK_EN0_REG1, 7, 0);
+static C3_SYS_PCLK(sys_pwm_gh, SYS_CLK_EN0_REG1, 8, 0);
+static C3_SYS_PCLK(sys_spicc_1, SYS_CLK_EN0_REG1, 9, 0);
+static C3_SYS_PCLK(sys_spicc_0, SYS_CLK_EN0_REG1, 10, 0);
+static C3_SYS_PCLK(sys_uart_a, SYS_CLK_EN0_REG1, 11, 0);
+static C3_SYS_PCLK(sys_uart_b, SYS_CLK_EN0_REG1, 12, 0);
+static C3_SYS_PCLK(sys_uart_c, SYS_CLK_EN0_REG1, 13, 0);
+static C3_SYS_PCLK(sys_uart_d, SYS_CLK_EN0_REG1, 14, 0);
+static C3_SYS_PCLK(sys_uart_e, SYS_CLK_EN0_REG1, 15, 0);
+static C3_SYS_PCLK(sys_i2c_m_a, SYS_CLK_EN0_REG1, 16, 0);
+static C3_SYS_PCLK(sys_i2c_m_b, SYS_CLK_EN0_REG1, 17, 0);
+static C3_SYS_PCLK(sys_i2c_m_c, SYS_CLK_EN0_REG1, 18, 0);
+static C3_SYS_PCLK(sys_i2c_m_d, SYS_CLK_EN0_REG1, 19, 0);
+static C3_SYS_PCLK(sys_i2c_s_a, SYS_CLK_EN0_REG1, 20, 0);
+static C3_SYS_PCLK(sys_rtc, SYS_CLK_EN0_REG1, 21, 0);
+static C3_SYS_PCLK(sys_ge2d, SYS_CLK_EN0_REG1, 22, 0);
+static C3_SYS_PCLK(sys_isp, SYS_CLK_EN0_REG1, 23, 0);
+static C3_SYS_PCLK(sys_gpv_isp_nic, SYS_CLK_EN0_REG1, 24, 0);
+static C3_SYS_PCLK(sys_gpv_cve_nic, SYS_CLK_EN0_REG1, 25, 0);
+static C3_SYS_PCLK(sys_mipi_dsi_host, SYS_CLK_EN0_REG1, 26, 0);
+static C3_SYS_PCLK(sys_mipi_dsi_phy, SYS_CLK_EN0_REG1, 27, 0);
+static C3_SYS_PCLK(sys_eth_phy, SYS_CLK_EN0_REG1, 28, 0);
+static C3_SYS_PCLK(sys_acodec, SYS_CLK_EN0_REG1, 29, 0);
+static C3_SYS_PCLK(sys_dwap, SYS_CLK_EN0_REG1, 30, 0);
+static C3_SYS_PCLK(sys_dos, SYS_CLK_EN0_REG1, 31, 0);
+static C3_SYS_PCLK(sys_cve, SYS_CLK_EN0_REG2, 0, 0);
+static C3_SYS_PCLK(sys_vout, SYS_CLK_EN0_REG2, 1, 0);
+static C3_SYS_PCLK(sys_vc9000e, SYS_CLK_EN0_REG2, 2, 0);
+static C3_SYS_PCLK(sys_pwm_mn, SYS_CLK_EN0_REG2, 3, 0);
+static C3_SYS_PCLK(sys_sd_emmc_b, SYS_CLK_EN0_REG2, 4, 0);
+
+static const struct clk_parent_data c3_axi_pclk_parents = { .fw_name = "axiclk" };
+
+#define C3_AXI_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(c3_##_name, _reg, _bit, &c3_axi_pclk_parents, _flags)
/*
* NOTE: axi_sys_nic provides the clock to the AXI bus of the system NIC. After
* clock is disabled, The NIC cannot work.
*/
-static C3_AXI_GATE(axi_sys_nic, AXI_CLK_EN0, 2, CLK_IS_CRITICAL);
-static C3_AXI_GATE(axi_isp_nic, AXI_CLK_EN0, 3, 0);
-static C3_AXI_GATE(axi_cve_nic, AXI_CLK_EN0, 4, 0);
-static C3_AXI_GATE(axi_ramb, AXI_CLK_EN0, 5, 0);
-static C3_AXI_GATE(axi_rama, AXI_CLK_EN0, 6, 0);
+static C3_AXI_PCLK(axi_sys_nic, AXI_CLK_EN0, 2, CLK_IS_CRITICAL);
+static C3_AXI_PCLK(axi_isp_nic, AXI_CLK_EN0, 3, 0);
+static C3_AXI_PCLK(axi_cve_nic, AXI_CLK_EN0, 4, 0);
+static C3_AXI_PCLK(axi_ramb, AXI_CLK_EN0, 5, 0);
+static C3_AXI_PCLK(axi_rama, AXI_CLK_EN0, 6, 0);
/*
* NOTE: axi_cpu_dmc provides the clock to the AXI bus where the CPU accesses
* the DDR. After clock is disabled, The CPU will not have access to the DDR.
*/
-static C3_AXI_GATE(axi_cpu_dmc, AXI_CLK_EN0, 7, CLK_IS_CRITICAL);
-static C3_AXI_GATE(axi_nic, AXI_CLK_EN0, 8, 0);
-static C3_AXI_GATE(axi_dma, AXI_CLK_EN0, 9, 0);
+static C3_AXI_PCLK(axi_cpu_dmc, AXI_CLK_EN0, 7, CLK_IS_CRITICAL);
+static C3_AXI_PCLK(axi_nic, AXI_CLK_EN0, 8, 0);
+static C3_AXI_PCLK(axi_dma, AXI_CLK_EN0, 9, 0);
/*
* NOTE: axi_mux_nic provides the clock to the NIC's AXI bus for NN(Neural
* Network) and other devices(CPU, EMMC, SDIO, sec_top, USB, Audio, ETH, SPICC)
* to access RAM space.
*/
-static C3_AXI_GATE(axi_mux_nic, AXI_CLK_EN0, 10, 0);
-static C3_AXI_GATE(axi_cve, AXI_CLK_EN0, 12, 0);
+static C3_AXI_PCLK(axi_mux_nic, AXI_CLK_EN0, 10, 0);
+static C3_AXI_PCLK(axi_cve, AXI_CLK_EN0, 12, 0);
/*
* NOTE: axi_dev1_dmc provides the clock for the peripherals(EMMC, SDIO,
* sec_top, USB, Audio, ETH, SPICC) to access the AXI bus of the DDR.
*/
-static C3_AXI_GATE(axi_dev1_dmc, AXI_CLK_EN0, 13, 0);
-static C3_AXI_GATE(axi_dev0_dmc, AXI_CLK_EN0, 14, 0);
-static C3_AXI_GATE(axi_dsp_dmc, AXI_CLK_EN0, 15, 0);
+static C3_AXI_PCLK(axi_dev1_dmc, AXI_CLK_EN0, 13, 0);
+static C3_AXI_PCLK(axi_dev0_dmc, AXI_CLK_EN0, 14, 0);
+static C3_AXI_PCLK(axi_dsp_dmc, AXI_CLK_EN0, 15, 0);
/*
* clk_12_24m model
@@ -335,7 +328,7 @@ static C3_AXI_GATE(axi_dsp_dmc, AXI_CLK_EN0, 15, 0);
* xtal---->| gate |---->| div |------------>| pad |
* |------| |-----| |-----|
*/
-static struct clk_regmap clk_12_24m_in = {
+static struct clk_regmap c3_clk_12_24m_in = {
.data = &(struct clk_regmap_gate_data) {
.offset = CLK12_24_CTRL,
.bit_idx = 11,
@@ -350,7 +343,7 @@ static struct clk_regmap clk_12_24m_in = {
},
};
-static struct clk_regmap clk_12_24m = {
+static struct clk_regmap c3_clk_12_24m = {
.data = &(struct clk_regmap_div_data) {
.offset = CLK12_24_CTRL,
.shift = 10,
@@ -360,14 +353,14 @@ static struct clk_regmap clk_12_24m = {
.name = "clk_12_24m",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &clk_12_24m_in.hw
+ &c3_clk_12_24m_in.hw
},
.num_parents = 1,
},
};
/* Fix me: set value 0 will div by 2 like value 1 */
-static struct clk_regmap fclk_25m_div = {
+static struct clk_regmap c3_fclk_25m_div = {
.data = &(struct clk_regmap_div_data) {
.offset = CLK12_24_CTRL,
.shift = 0,
@@ -383,7 +376,7 @@ static struct clk_regmap fclk_25m_div = {
},
};
-static struct clk_regmap fclk_25m = {
+static struct clk_regmap c3_fclk_25m = {
.data = &(struct clk_regmap_gate_data) {
.offset = CLK12_24_CTRL,
.bit_idx = 12,
@@ -392,7 +385,7 @@ static struct clk_regmap fclk_25m = {
.name = "fclk_25m",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_25m_div.hw
+ &c3_fclk_25m_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -404,11 +397,10 @@ static struct clk_regmap fclk_25m = {
* is manged by clock measures module. Their hardware are out of clock tree.
* Channel 4 8 9 10 11 13 14 15 16 18 are not connected.
*/
-static u32 gen_parent_table[] = { 0, 1, 2, 5, 6, 7, 17, 19, 20, 21, 22, 23, 24};
-
-static const struct clk_parent_data gen_parent_data[] = {
+static u32 c3_gen_parents_val_table[] = { 0, 1, 2, 5, 6, 7, 17, 19, 20, 21, 22, 23, 24};
+static const struct clk_parent_data c3_gen_parents[] = {
{ .fw_name = "oscin" },
- { .hw = &rtc_clk.hw },
+ { .hw = &c3_rtc_clk.hw },
{ .fw_name = "sysplldiv16" },
{ .fw_name = "gp0" },
{ .fw_name = "gp1" },
@@ -422,22 +414,22 @@ static const struct clk_parent_data gen_parent_data[] = {
{ .fw_name = "fdiv7" }
};
-static struct clk_regmap gen_sel = {
+static struct clk_regmap c3_gen_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = GEN_CLK_CTRL,
.mask = 0x1f,
.shift = 12,
- .table = gen_parent_table,
+ .table = c3_gen_parents_val_table,
},
.hw.init = &(struct clk_init_data) {
.name = "gen_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gen_parent_data,
- .num_parents = ARRAY_SIZE(gen_parent_data),
+ .parent_data = c3_gen_parents,
+ .num_parents = ARRAY_SIZE(c3_gen_parents),
},
};
-static struct clk_regmap gen_div = {
+static struct clk_regmap c3_gen_div = {
.data = &(struct clk_regmap_div_data) {
.offset = GEN_CLK_CTRL,
.shift = 0,
@@ -447,14 +439,14 @@ static struct clk_regmap gen_div = {
.name = "gen_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &gen_sel.hw
+ &c3_gen_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap gen = {
+static struct clk_regmap c3_gen = {
.data = &(struct clk_regmap_gate_data) {
.offset = GEN_CLK_CTRL,
.bit_idx = 11,
@@ -463,214 +455,86 @@ static struct clk_regmap gen = {
.name = "gen",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &gen_div.hw
+ &c3_gen_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data saradc_parent_data[] = {
+static const struct clk_parent_data c3_saradc_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "sysclk" }
};
-static struct clk_regmap saradc_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = SAR_CLK_CTRL0,
- .mask = 0x1,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "saradc_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = saradc_parent_data,
- .num_parents = ARRAY_SIZE(saradc_parent_data),
- },
-};
-
-static struct clk_regmap saradc_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = SAR_CLK_CTRL0,
- .shift = 0,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "saradc_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &saradc_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap saradc = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = SAR_CLK_CTRL0,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "saradc",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &saradc_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(saradc, SAR_CLK_CTRL0, 9, 0x1, c3_saradc_parents);
+static C3_COMP_DIV(saradc, SAR_CLK_CTRL0, 0, 8);
+static C3_COMP_GATE(saradc, SAR_CLK_CTRL0, 8);
-static const struct clk_parent_data pwm_parent_data[] = {
+static const struct clk_parent_data c3_pwm_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "gp1" },
{ .fw_name = "fdiv4" },
{ .fw_name = "fdiv3" }
};
-#define AML_PWM_CLK_MUX(_name, _reg, _shift) { \
- .data = &(struct clk_regmap_mux_data) { \
- .offset = _reg, \
- .mask = 0x3, \
- .shift = _shift, \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = #_name "_sel", \
- .ops = &clk_regmap_mux_ops, \
- .parent_data = pwm_parent_data, \
- .num_parents = ARRAY_SIZE(pwm_parent_data), \
- }, \
-}
-
-#define AML_PWM_CLK_DIV(_name, _reg, _shift) { \
- .data = &(struct clk_regmap_div_data) { \
- .offset = _reg, \
- .shift = _shift, \
- .width = 8, \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = #_name "_div", \
- .ops = &clk_regmap_divider_ops, \
- .parent_names = (const char *[]) { #_name "_sel" },\
- .num_parents = 1, \
- .flags = CLK_SET_RATE_PARENT, \
- }, \
-}
-
-#define AML_PWM_CLK_GATE(_name, _reg, _bit) { \
- .data = &(struct clk_regmap_gate_data) { \
- .offset = _reg, \
- .bit_idx = _bit, \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = #_name, \
- .ops = &clk_regmap_gate_ops, \
- .parent_names = (const char *[]) { #_name "_div" },\
- .num_parents = 1, \
- .flags = CLK_SET_RATE_PARENT, \
- }, \
-}
-
-static struct clk_regmap pwm_a_sel =
- AML_PWM_CLK_MUX(pwm_a, PWM_CLK_AB_CTRL, 9);
-static struct clk_regmap pwm_a_div =
- AML_PWM_CLK_DIV(pwm_a, PWM_CLK_AB_CTRL, 0);
-static struct clk_regmap pwm_a =
- AML_PWM_CLK_GATE(pwm_a, PWM_CLK_AB_CTRL, 8);
-
-static struct clk_regmap pwm_b_sel =
- AML_PWM_CLK_MUX(pwm_b, PWM_CLK_AB_CTRL, 25);
-static struct clk_regmap pwm_b_div =
- AML_PWM_CLK_DIV(pwm_b, PWM_CLK_AB_CTRL, 16);
-static struct clk_regmap pwm_b =
- AML_PWM_CLK_GATE(pwm_b, PWM_CLK_AB_CTRL, 24);
-
-static struct clk_regmap pwm_c_sel =
- AML_PWM_CLK_MUX(pwm_c, PWM_CLK_CD_CTRL, 9);
-static struct clk_regmap pwm_c_div =
- AML_PWM_CLK_DIV(pwm_c, PWM_CLK_CD_CTRL, 0);
-static struct clk_regmap pwm_c =
- AML_PWM_CLK_GATE(pwm_c, PWM_CLK_CD_CTRL, 8);
-
-static struct clk_regmap pwm_d_sel =
- AML_PWM_CLK_MUX(pwm_d, PWM_CLK_CD_CTRL, 25);
-static struct clk_regmap pwm_d_div =
- AML_PWM_CLK_DIV(pwm_d, PWM_CLK_CD_CTRL, 16);
-static struct clk_regmap pwm_d =
- AML_PWM_CLK_GATE(pwm_d, PWM_CLK_CD_CTRL, 24);
-
-static struct clk_regmap pwm_e_sel =
- AML_PWM_CLK_MUX(pwm_e, PWM_CLK_EF_CTRL, 9);
-static struct clk_regmap pwm_e_div =
- AML_PWM_CLK_DIV(pwm_e, PWM_CLK_EF_CTRL, 0);
-static struct clk_regmap pwm_e =
- AML_PWM_CLK_GATE(pwm_e, PWM_CLK_EF_CTRL, 8);
-
-static struct clk_regmap pwm_f_sel =
- AML_PWM_CLK_MUX(pwm_f, PWM_CLK_EF_CTRL, 25);
-static struct clk_regmap pwm_f_div =
- AML_PWM_CLK_DIV(pwm_f, PWM_CLK_EF_CTRL, 16);
-static struct clk_regmap pwm_f =
- AML_PWM_CLK_GATE(pwm_f, PWM_CLK_EF_CTRL, 24);
-
-static struct clk_regmap pwm_g_sel =
- AML_PWM_CLK_MUX(pwm_g, PWM_CLK_GH_CTRL, 9);
-static struct clk_regmap pwm_g_div =
- AML_PWM_CLK_DIV(pwm_g, PWM_CLK_GH_CTRL, 0);
-static struct clk_regmap pwm_g =
- AML_PWM_CLK_GATE(pwm_g, PWM_CLK_GH_CTRL, 8);
-
-static struct clk_regmap pwm_h_sel =
- AML_PWM_CLK_MUX(pwm_h, PWM_CLK_GH_CTRL, 25);
-static struct clk_regmap pwm_h_div =
- AML_PWM_CLK_DIV(pwm_h, PWM_CLK_GH_CTRL, 16);
-static struct clk_regmap pwm_h =
- AML_PWM_CLK_GATE(pwm_h, PWM_CLK_GH_CTRL, 24);
-
-static struct clk_regmap pwm_i_sel =
- AML_PWM_CLK_MUX(pwm_i, PWM_CLK_IJ_CTRL, 9);
-static struct clk_regmap pwm_i_div =
- AML_PWM_CLK_DIV(pwm_i, PWM_CLK_IJ_CTRL, 0);
-static struct clk_regmap pwm_i =
- AML_PWM_CLK_GATE(pwm_i, PWM_CLK_IJ_CTRL, 8);
-
-static struct clk_regmap pwm_j_sel =
- AML_PWM_CLK_MUX(pwm_j, PWM_CLK_IJ_CTRL, 25);
-static struct clk_regmap pwm_j_div =
- AML_PWM_CLK_DIV(pwm_j, PWM_CLK_IJ_CTRL, 16);
-static struct clk_regmap pwm_j =
- AML_PWM_CLK_GATE(pwm_j, PWM_CLK_IJ_CTRL, 24);
-
-static struct clk_regmap pwm_k_sel =
- AML_PWM_CLK_MUX(pwm_k, PWM_CLK_KL_CTRL, 9);
-static struct clk_regmap pwm_k_div =
- AML_PWM_CLK_DIV(pwm_k, PWM_CLK_KL_CTRL, 0);
-static struct clk_regmap pwm_k =
- AML_PWM_CLK_GATE(pwm_k, PWM_CLK_KL_CTRL, 8);
-
-static struct clk_regmap pwm_l_sel =
- AML_PWM_CLK_MUX(pwm_l, PWM_CLK_KL_CTRL, 25);
-static struct clk_regmap pwm_l_div =
- AML_PWM_CLK_DIV(pwm_l, PWM_CLK_KL_CTRL, 16);
-static struct clk_regmap pwm_l =
- AML_PWM_CLK_GATE(pwm_l, PWM_CLK_KL_CTRL, 24);
-
-static struct clk_regmap pwm_m_sel =
- AML_PWM_CLK_MUX(pwm_m, PWM_CLK_MN_CTRL, 9);
-static struct clk_regmap pwm_m_div =
- AML_PWM_CLK_DIV(pwm_m, PWM_CLK_MN_CTRL, 0);
-static struct clk_regmap pwm_m =
- AML_PWM_CLK_GATE(pwm_m, PWM_CLK_MN_CTRL, 8);
-
-static struct clk_regmap pwm_n_sel =
- AML_PWM_CLK_MUX(pwm_n, PWM_CLK_MN_CTRL, 25);
-static struct clk_regmap pwm_n_div =
- AML_PWM_CLK_DIV(pwm_n, PWM_CLK_MN_CTRL, 16);
-static struct clk_regmap pwm_n =
- AML_PWM_CLK_GATE(pwm_n, PWM_CLK_MN_CTRL, 24);
-
-static const struct clk_parent_data spicc_parent_data[] = {
+static C3_COMP_SEL(pwm_a, PWM_CLK_AB_CTRL, 9, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_a, PWM_CLK_AB_CTRL, 0, 8);
+static C3_COMP_GATE(pwm_a, PWM_CLK_AB_CTRL, 8);
+
+static C3_COMP_SEL(pwm_b, PWM_CLK_AB_CTRL, 25, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_b, PWM_CLK_AB_CTRL, 16, 8);
+static C3_COMP_GATE(pwm_b, PWM_CLK_AB_CTRL, 24);
+
+static C3_COMP_SEL(pwm_c, PWM_CLK_CD_CTRL, 9, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_c, PWM_CLK_CD_CTRL, 0, 8);
+static C3_COMP_GATE(pwm_c, PWM_CLK_CD_CTRL, 8);
+
+static C3_COMP_SEL(pwm_d, PWM_CLK_CD_CTRL, 25, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_d, PWM_CLK_CD_CTRL, 16, 8);
+static C3_COMP_GATE(pwm_d, PWM_CLK_CD_CTRL, 24);
+
+static C3_COMP_SEL(pwm_e, PWM_CLK_EF_CTRL, 9, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_e, PWM_CLK_EF_CTRL, 0, 8);
+static C3_COMP_GATE(pwm_e, PWM_CLK_EF_CTRL, 8);
+
+static C3_COMP_SEL(pwm_f, PWM_CLK_EF_CTRL, 25, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_f, PWM_CLK_EF_CTRL, 16, 8);
+static C3_COMP_GATE(pwm_f, PWM_CLK_EF_CTRL, 24);
+
+static C3_COMP_SEL(pwm_g, PWM_CLK_GH_CTRL, 9, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_g, PWM_CLK_GH_CTRL, 0, 8);
+static C3_COMP_GATE(pwm_g, PWM_CLK_GH_CTRL, 8);
+
+static C3_COMP_SEL(pwm_h, PWM_CLK_GH_CTRL, 25, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_h, PWM_CLK_GH_CTRL, 16, 8);
+static C3_COMP_GATE(pwm_h, PWM_CLK_GH_CTRL, 24);
+
+static C3_COMP_SEL(pwm_i, PWM_CLK_IJ_CTRL, 9, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_i, PWM_CLK_IJ_CTRL, 0, 8);
+static C3_COMP_GATE(pwm_i, PWM_CLK_IJ_CTRL, 8);
+
+static C3_COMP_SEL(pwm_j, PWM_CLK_IJ_CTRL, 25, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_j, PWM_CLK_IJ_CTRL, 16, 8);
+static C3_COMP_GATE(pwm_j, PWM_CLK_IJ_CTRL, 24);
+
+static C3_COMP_SEL(pwm_k, PWM_CLK_KL_CTRL, 9, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_k, PWM_CLK_KL_CTRL, 0, 8);
+static C3_COMP_GATE(pwm_k, PWM_CLK_KL_CTRL, 8);
+
+static C3_COMP_SEL(pwm_l, PWM_CLK_KL_CTRL, 25, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_l, PWM_CLK_KL_CTRL, 16, 8);
+static C3_COMP_GATE(pwm_l, PWM_CLK_KL_CTRL, 24);
+
+static C3_COMP_SEL(pwm_m, PWM_CLK_MN_CTRL, 9, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_m, PWM_CLK_MN_CTRL, 0, 8);
+static C3_COMP_GATE(pwm_m, PWM_CLK_MN_CTRL, 8);
+
+static C3_COMP_SEL(pwm_n, PWM_CLK_MN_CTRL, 25, 0x3, c3_pwm_parents);
+static C3_COMP_DIV(pwm_n, PWM_CLK_MN_CTRL, 16, 8);
+static C3_COMP_GATE(pwm_n, PWM_CLK_MN_CTRL, 24);
+
+static const struct clk_parent_data c3_spicc_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "sysclk" },
{ .fw_name = "fdiv4" },
@@ -681,101 +545,15 @@ static const struct clk_parent_data spicc_parent_data[] = {
{ .fw_name = "gp1" }
};
-static struct clk_regmap spicc_a_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = SPICC_CLK_CTRL,
- .mask = 0x7,
- .shift = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spicc_a_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = spicc_parent_data,
- .num_parents = ARRAY_SIZE(spicc_parent_data),
- },
-};
-
-static struct clk_regmap spicc_a_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = SPICC_CLK_CTRL,
- .shift = 0,
- .width = 6,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spicc_a_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &spicc_a_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(spicc_a, SPICC_CLK_CTRL, 7, 0x7, c3_spicc_parents);
+static C3_COMP_DIV(spicc_a, SPICC_CLK_CTRL, 0, 6);
+static C3_COMP_GATE(spicc_a, SPICC_CLK_CTRL, 6);
-static struct clk_regmap spicc_a = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = SPICC_CLK_CTRL,
- .bit_idx = 6,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spicc_a",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &spicc_a_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(spicc_b, SPICC_CLK_CTRL, 23, 0x7, c3_spicc_parents);
+static C3_COMP_DIV(spicc_b, SPICC_CLK_CTRL, 16, 6);
+static C3_COMP_GATE(spicc_b, SPICC_CLK_CTRL, 22);
-static struct clk_regmap spicc_b_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = SPICC_CLK_CTRL,
- .mask = 0x7,
- .shift = 23,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spicc_b_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = spicc_parent_data,
- .num_parents = ARRAY_SIZE(spicc_parent_data),
- },
-};
-
-static struct clk_regmap spicc_b_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = SPICC_CLK_CTRL,
- .shift = 16,
- .width = 6,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spicc_b_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &spicc_b_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap spicc_b = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = SPICC_CLK_CTRL,
- .bit_idx = 22,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spicc_b",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &spicc_b_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data spifc_parent_data[] = {
+static const struct clk_parent_data c3_spifc_parents[] = {
{ .fw_name = "gp0" },
{ .fw_name = "fdiv2" },
{ .fw_name = "fdiv3" },
@@ -786,54 +564,11 @@ static const struct clk_parent_data spifc_parent_data[] = {
{ .fw_name = "fdiv7" }
};
-static struct clk_regmap spifc_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = SPIFC_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spifc_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = spifc_parent_data,
- .num_parents = ARRAY_SIZE(spifc_parent_data),
- },
-};
+static C3_COMP_SEL(spifc, SPIFC_CLK_CTRL, 9, 0x7, c3_spifc_parents);
+static C3_COMP_DIV(spifc, SPIFC_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(spifc, SPIFC_CLK_CTRL, 8);
-static struct clk_regmap spifc_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = SPIFC_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spifc_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &spifc_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap spifc = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = SPIFC_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "spifc",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &spifc_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data emmc_parent_data[] = {
+static const struct clk_parent_data c3_sd_emmc_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "fdiv2" },
{ .fw_name = "fdiv3" },
@@ -844,148 +579,19 @@ static const struct clk_parent_data emmc_parent_data[] = {
{ .fw_name = "gp0" }
};
-static struct clk_regmap sd_emmc_a_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = SD_EMMC_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_a_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = emmc_parent_data,
- .num_parents = ARRAY_SIZE(emmc_parent_data),
- },
-};
-
-static struct clk_regmap sd_emmc_a_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = SD_EMMC_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_a_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_a_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap sd_emmc_a = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = SD_EMMC_CLK_CTRL,
- .bit_idx = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_a",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_a_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap sd_emmc_b_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = SD_EMMC_CLK_CTRL,
- .mask = 0x7,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_b_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = emmc_parent_data,
- .num_parents = ARRAY_SIZE(emmc_parent_data),
- },
-};
-
-static struct clk_regmap sd_emmc_b_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = SD_EMMC_CLK_CTRL,
- .shift = 16,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_b_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_b_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap sd_emmc_b = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = SD_EMMC_CLK_CTRL,
- .bit_idx = 23,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_b",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_b_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap sd_emmc_c_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = NAND_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_c_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = emmc_parent_data,
- .num_parents = ARRAY_SIZE(emmc_parent_data),
- },
-};
+static C3_COMP_SEL(sd_emmc_a, SD_EMMC_CLK_CTRL, 9, 0x7, c3_sd_emmc_parents);
+static C3_COMP_DIV(sd_emmc_a, SD_EMMC_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(sd_emmc_a, SD_EMMC_CLK_CTRL, 7);
-static struct clk_regmap sd_emmc_c_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = NAND_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_c_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_c_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(sd_emmc_b, SD_EMMC_CLK_CTRL, 25, 0x7, c3_sd_emmc_parents);
+static C3_COMP_DIV(sd_emmc_b, SD_EMMC_CLK_CTRL, 16, 7);
+static C3_COMP_GATE(sd_emmc_b, SD_EMMC_CLK_CTRL, 23);
-static struct clk_regmap sd_emmc_c = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = NAND_CLK_CTRL,
- .bit_idx = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "sd_emmc_c",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &sd_emmc_c_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(sd_emmc_c, NAND_CLK_CTRL, 9, 0x7, c3_sd_emmc_parents);
+static C3_COMP_DIV(sd_emmc_c, NAND_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(sd_emmc_c, NAND_CLK_CTRL, 7);
-static struct clk_regmap ts_div = {
+static struct clk_regmap c3_ts_div = {
.data = &(struct clk_regmap_div_data) {
.offset = TS_CLK_CTRL,
.shift = 0,
@@ -1001,7 +607,7 @@ static struct clk_regmap ts_div = {
},
};
-static struct clk_regmap ts = {
+static struct clk_regmap c3_ts = {
.data = &(struct clk_regmap_gate_data) {
.offset = TS_CLK_CTRL,
.bit_idx = 8,
@@ -1010,29 +616,29 @@ static struct clk_regmap ts = {
.name = "ts",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &ts_div.hw
+ &c3_ts_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data eth_parent = {
+static const struct clk_parent_data c3_eth_parents = {
.fw_name = "fdiv2",
};
-static struct clk_fixed_factor eth_125m_div = {
+static struct clk_fixed_factor c3_eth_125m_div = {
.mult = 1,
.div = 8,
.hw.init = &(struct clk_init_data) {
.name = "eth_125m_div",
.ops = &clk_fixed_factor_ops,
- .parent_data = &eth_parent,
+ .parent_data = &c3_eth_parents,
.num_parents = 1,
},
};
-static struct clk_regmap eth_125m = {
+static struct clk_regmap c3_eth_125m = {
.data = &(struct clk_regmap_gate_data) {
.offset = ETH_CLK_CTRL,
.bit_idx = 7,
@@ -1041,14 +647,14 @@ static struct clk_regmap eth_125m = {
.name = "eth_125m",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &eth_125m_div.hw
+ &c3_eth_125m_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap eth_rmii_div = {
+static struct clk_regmap c3_eth_rmii_div = {
.data = &(struct clk_regmap_div_data) {
.offset = ETH_CLK_CTRL,
.shift = 0,
@@ -1057,12 +663,12 @@ static struct clk_regmap eth_rmii_div = {
.hw.init = &(struct clk_init_data) {
.name = "eth_rmii_div",
.ops = &clk_regmap_divider_ops,
- .parent_data = &eth_parent,
+ .parent_data = &c3_eth_parents,
.num_parents = 1,
},
};
-static struct clk_regmap eth_rmii = {
+static struct clk_regmap c3_eth_rmii = {
.data = &(struct clk_regmap_gate_data) {
.offset = ETH_CLK_CTRL,
.bit_idx = 8,
@@ -1071,14 +677,14 @@ static struct clk_regmap eth_rmii = {
.name = "eth_rmii",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &eth_rmii_div.hw
+ &c3_eth_rmii_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data mipi_dsi_meas_parent_data[] = {
+static const struct clk_parent_data c3_mipi_dsi_meas_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "fdiv4" },
{ .fw_name = "fdiv3" },
@@ -1089,54 +695,11 @@ static const struct clk_parent_data mipi_dsi_meas_parent_data[] = {
{ .fw_name = "fdiv7" }
};
-static struct clk_regmap mipi_dsi_meas_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VDIN_MEAS_CLK_CTRL,
- .mask = 0x7,
- .shift = 21,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "mipi_dsi_meas_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = mipi_dsi_meas_parent_data,
- .num_parents = ARRAY_SIZE(mipi_dsi_meas_parent_data),
- },
-};
-
-static struct clk_regmap mipi_dsi_meas_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VDIN_MEAS_CLK_CTRL,
- .shift = 12,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "mipi_dsi_meas_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &mipi_dsi_meas_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(mipi_dsi_meas, VDIN_MEAS_CLK_CTRL, 21, 0x7, c3_mipi_dsi_meas_parents);
+static C3_COMP_DIV(mipi_dsi_meas, VDIN_MEAS_CLK_CTRL, 12, 7);
+static C3_COMP_GATE(mipi_dsi_meas, VDIN_MEAS_CLK_CTRL, 20);
-static struct clk_regmap mipi_dsi_meas = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VDIN_MEAS_CLK_CTRL,
- .bit_idx = 20,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "mipi_dsi_meas",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &mipi_dsi_meas_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data dsi_phy_parent_data[] = {
+static const struct clk_parent_data c3_dsi_phy_parents[] = {
{ .fw_name = "gp1" },
{ .fw_name = "gp0" },
{ .fw_name = "hifi" },
@@ -1147,54 +710,11 @@ static const struct clk_parent_data dsi_phy_parent_data[] = {
{ .fw_name = "fdiv7" }
};
-static struct clk_regmap dsi_phy_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = MIPIDSI_PHY_CLK_CTRL,
- .mask = 0x7,
- .shift = 12,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "dsi_phy_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = dsi_phy_parent_data,
- .num_parents = ARRAY_SIZE(dsi_phy_parent_data),
- },
-};
-
-static struct clk_regmap dsi_phy_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = MIPIDSI_PHY_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "dsi_phy_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &dsi_phy_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(dsi_phy, MIPIDSI_PHY_CLK_CTRL, 12, 0x7, c3_dsi_phy_parents);
+static C3_COMP_DIV(dsi_phy, MIPIDSI_PHY_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(dsi_phy, MIPIDSI_PHY_CLK_CTRL, 8);
-static struct clk_regmap dsi_phy = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = MIPIDSI_PHY_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "dsi_phy",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &dsi_phy_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data vout_mclk_parent_data[] = {
+static const struct clk_parent_data c3_vout_mclk_parents[] = {
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv3" },
{ .fw_name = "fdiv4" },
@@ -1205,54 +725,11 @@ static const struct clk_parent_data vout_mclk_parent_data[] = {
{ .fw_name = "fdiv7" }
};
-static struct clk_regmap vout_mclk_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VOUTENC_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vout_mclk_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = vout_mclk_parent_data,
- .num_parents = ARRAY_SIZE(vout_mclk_parent_data),
- },
-};
+static C3_COMP_SEL(vout_mclk, VOUTENC_CLK_CTRL, 9, 0x7, c3_vout_mclk_parents);
+static C3_COMP_DIV(vout_mclk, VOUTENC_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(vout_mclk, VOUTENC_CLK_CTRL, 8);
-static struct clk_regmap vout_mclk_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VOUTENC_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vout_mclk_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vout_mclk_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap vout_mclk = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VOUTENC_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vout_mclk",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vout_mclk_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data vout_enc_parent_data[] = {
+static const struct clk_parent_data c3_vout_enc_parents[] = {
{ .fw_name = "gp1" },
{ .fw_name = "fdiv3" },
{ .fw_name = "fdiv4" },
@@ -1263,54 +740,11 @@ static const struct clk_parent_data vout_enc_parent_data[] = {
{ .fw_name = "fdiv7" }
};
-static struct clk_regmap vout_enc_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VOUTENC_CLK_CTRL,
- .mask = 0x7,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vout_enc_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = vout_enc_parent_data,
- .num_parents = ARRAY_SIZE(vout_enc_parent_data),
- },
-};
-
-static struct clk_regmap vout_enc_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VOUTENC_CLK_CTRL,
- .shift = 16,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vout_enc_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vout_enc_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap vout_enc = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VOUTENC_CLK_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vout_enc",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vout_enc_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(vout_enc, VOUTENC_CLK_CTRL, 25, 0x7, c3_vout_enc_parents);
+static C3_COMP_DIV(vout_enc, VOUTENC_CLK_CTRL, 16, 7);
+static C3_COMP_GATE(vout_enc, VOUTENC_CLK_CTRL, 24);
-static const struct clk_parent_data hcodec_pre_parent_data[] = {
+static const struct clk_parent_data c3_hcodec_pre_parents[] = {
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv3" },
{ .fw_name = "fdiv4" },
@@ -1321,106 +755,20 @@ static const struct clk_parent_data hcodec_pre_parent_data[] = {
{ .fw_name = "oscin" }
};
-static struct clk_regmap hcodec_0_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VDEC_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "hcodec_0_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = hcodec_pre_parent_data,
- .num_parents = ARRAY_SIZE(hcodec_pre_parent_data),
- },
-};
+static C3_COMP_SEL(hcodec_0, VDEC_CLK_CTRL, 9, 0x7, c3_hcodec_pre_parents);
+static C3_COMP_DIV(hcodec_0, VDEC_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(hcodec_0, VDEC_CLK_CTRL, 8);
-static struct clk_regmap hcodec_0_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VDEC_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "hcodec_0_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &hcodec_0_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(hcodec_1, VDEC3_CLK_CTRL, 9, 0x7, c3_hcodec_pre_parents);
+static C3_COMP_DIV(hcodec_1, VDEC3_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(hcodec_1, VDEC3_CLK_CTRL, 8);
-static struct clk_regmap hcodec_0 = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VDEC_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "hcodec_0",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &hcodec_0_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
+static const struct clk_parent_data c3_hcodec_parents[] = {
+ { .hw = &c3_hcodec_0.hw },
+ { .hw = &c3_hcodec_1.hw }
};
-static struct clk_regmap hcodec_1_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VDEC3_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "hcodec_1_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = hcodec_pre_parent_data,
- .num_parents = ARRAY_SIZE(hcodec_pre_parent_data),
- },
-};
-
-static struct clk_regmap hcodec_1_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VDEC3_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "hcodec_1_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &hcodec_1_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap hcodec_1 = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VDEC3_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "hcodec_1",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &hcodec_1_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data hcodec_parent_data[] = {
- { .hw = &hcodec_0.hw },
- { .hw = &hcodec_1.hw }
-};
-
-static struct clk_regmap hcodec = {
+static struct clk_regmap c3_hcodec = {
.data = &(struct clk_regmap_mux_data) {
.offset = VDEC3_CLK_CTRL,
.mask = 0x1,
@@ -1429,13 +777,13 @@ static struct clk_regmap hcodec = {
.hw.init = &(struct clk_init_data) {
.name = "hcodec",
.ops = &clk_regmap_mux_ops,
- .parent_data = hcodec_parent_data,
- .num_parents = ARRAY_SIZE(hcodec_parent_data),
+ .parent_data = c3_hcodec_parents,
+ .num_parents = ARRAY_SIZE(c3_hcodec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data vc9000e_parent_data[] = {
+static const struct clk_parent_data c3_vc9000e_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "fdiv4" },
{ .fw_name = "fdiv3" },
@@ -1446,101 +794,15 @@ static const struct clk_parent_data vc9000e_parent_data[] = {
{ .fw_name = "gp0" }
};
-static struct clk_regmap vc9000e_aclk_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VC9000E_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vc9000e_aclk_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = vc9000e_parent_data,
- .num_parents = ARRAY_SIZE(vc9000e_parent_data),
- },
-};
-
-static struct clk_regmap vc9000e_aclk_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VC9000E_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vc9000e_aclk_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vc9000e_aclk_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap vc9000e_aclk = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VC9000E_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vc9000e_aclk",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vc9000e_aclk_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(vc9000e_aclk, VC9000E_CLK_CTRL, 9, 0x7, c3_vc9000e_parents);
+static C3_COMP_DIV(vc9000e_aclk, VC9000E_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(vc9000e_aclk, VC9000E_CLK_CTRL, 8);
-static struct clk_regmap vc9000e_core_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VC9000E_CLK_CTRL,
- .mask = 0x7,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vc9000e_core_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = vc9000e_parent_data,
- .num_parents = ARRAY_SIZE(vc9000e_parent_data),
- },
-};
+static C3_COMP_SEL(vc9000e_core, VC9000E_CLK_CTRL, 25, 0x7, c3_vc9000e_parents);
+static C3_COMP_DIV(vc9000e_core, VC9000E_CLK_CTRL, 16, 7);
+static C3_COMP_GATE(vc9000e_core, VC9000E_CLK_CTRL, 24);
-static struct clk_regmap vc9000e_core_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VC9000E_CLK_CTRL,
- .shift = 16,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vc9000e_core_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vc9000e_core_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap vc9000e_core = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VC9000E_CLK_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vc9000e_core",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vc9000e_core_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data csi_phy_parent_data[] = {
+static const struct clk_parent_data c3_csi_phy_parents[] = {
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv3" },
{ .fw_name = "fdiv4" },
@@ -1551,54 +813,11 @@ static const struct clk_parent_data csi_phy_parent_data[] = {
{ .fw_name = "oscin" }
};
-static struct clk_regmap csi_phy0_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = ISP0_CLK_CTRL,
- .mask = 0x7,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "csi_phy0_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = csi_phy_parent_data,
- .num_parents = ARRAY_SIZE(csi_phy_parent_data),
- },
-};
-
-static struct clk_regmap csi_phy0_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = ISP0_CLK_CTRL,
- .shift = 16,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "csi_phy0_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &csi_phy0_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap csi_phy0 = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = ISP0_CLK_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "csi_phy0",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &csi_phy0_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(csi_phy0, ISP0_CLK_CTRL, 25, 0x7, c3_csi_phy_parents);
+static C3_COMP_DIV(csi_phy0, ISP0_CLK_CTRL, 16, 7);
+static C3_COMP_GATE(csi_phy0, ISP0_CLK_CTRL, 24);
-static const struct clk_parent_data dewarpa_parent_data[] = {
+static const struct clk_parent_data c3_dewarpa_parents[] = {
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv3" },
{ .fw_name = "fdiv4" },
@@ -1609,54 +828,11 @@ static const struct clk_parent_data dewarpa_parent_data[] = {
{ .fw_name = "fdiv7" }
};
-static struct clk_regmap dewarpa_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = DEWARPA_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "dewarpa_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = dewarpa_parent_data,
- .num_parents = ARRAY_SIZE(dewarpa_parent_data),
- },
-};
-
-static struct clk_regmap dewarpa_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = DEWARPA_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "dewarpa_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &dewarpa_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap dewarpa = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = DEWARPA_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "dewarpa",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &dewarpa_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(dewarpa, DEWARPA_CLK_CTRL, 9, 0x7, c3_dewarpa_parents);
+static C3_COMP_DIV(dewarpa, DEWARPA_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(dewarpa, DEWARPA_CLK_CTRL, 8);
-static const struct clk_parent_data isp_parent_data[] = {
+static const struct clk_parent_data c3_isp_parents[] = {
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv3" },
{ .fw_name = "fdiv4" },
@@ -1667,54 +843,11 @@ static const struct clk_parent_data isp_parent_data[] = {
{ .fw_name = "oscin" }
};
-static struct clk_regmap isp0_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = ISP0_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "isp0_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = isp_parent_data,
- .num_parents = ARRAY_SIZE(isp_parent_data),
- },
-};
-
-static struct clk_regmap isp0_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = ISP0_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "isp0_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &isp0_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap isp0 = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = ISP0_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "isp0",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &isp0_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(isp0, ISP0_CLK_CTRL, 9, 0x7, c3_isp_parents);
+static C3_COMP_DIV(isp0, ISP0_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(isp0, ISP0_CLK_CTRL, 8);
-static const struct clk_parent_data nna_core_parent_data[] = {
+static const struct clk_parent_data c3_nna_core_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv4" },
@@ -1725,54 +858,11 @@ static const struct clk_parent_data nna_core_parent_data[] = {
{ .fw_name = "hifi" }
};
-static struct clk_regmap nna_core_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = NNA_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "nna_core_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = nna_core_parent_data,
- .num_parents = ARRAY_SIZE(nna_core_parent_data),
- },
-};
+static C3_COMP_SEL(nna_core, NNA_CLK_CTRL, 9, 0x7, c3_nna_core_parents);
+static C3_COMP_DIV(nna_core, NNA_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(nna_core, NNA_CLK_CTRL, 8);
-static struct clk_regmap nna_core_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = NNA_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "nna_core_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &nna_core_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap nna_core = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = NNA_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "nna_core",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &nna_core_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data ge2d_parent_data[] = {
+static const struct clk_parent_data c3_ge2d_parents[] = {
{ .fw_name = "oscin" },
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv3" },
@@ -1780,57 +870,14 @@ static const struct clk_parent_data ge2d_parent_data[] = {
{ .fw_name = "hifi" },
{ .fw_name = "fdiv5" },
{ .fw_name = "gp0" },
- { .hw = &rtc_clk.hw }
-};
-
-static struct clk_regmap ge2d_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = GE2D_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "ge2d_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = ge2d_parent_data,
- .num_parents = ARRAY_SIZE(ge2d_parent_data),
- },
+ { .hw = &c3_rtc_clk.hw }
};
-static struct clk_regmap ge2d_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = GE2D_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "ge2d_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &ge2d_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static C3_COMP_SEL(ge2d, GE2D_CLK_CTRL, 9, 0x7, c3_ge2d_parents);
+static C3_COMP_DIV(ge2d, GE2D_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(ge2d, GE2D_CLK_CTRL, 8);
-static struct clk_regmap ge2d = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = GE2D_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "ge2d",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &ge2d_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static const struct clk_parent_data vapb_parent_data[] = {
+static const struct clk_parent_data c3_vapb_parents[] = {
{ .fw_name = "fdiv2p5" },
{ .fw_name = "fdiv3" },
{ .fw_name = "fdiv4" },
@@ -1841,317 +888,239 @@ static const struct clk_parent_data vapb_parent_data[] = {
{ .fw_name = "oscin" },
};
-static struct clk_regmap vapb_sel = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = VAPB_CLK_CTRL,
- .mask = 0x7,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vapb_sel",
- .ops = &clk_regmap_mux_ops,
- .parent_data = vapb_parent_data,
- .num_parents = ARRAY_SIZE(vapb_parent_data),
+static C3_COMP_SEL(vapb, VAPB_CLK_CTRL, 9, 0x7, c3_vapb_parents);
+static C3_COMP_DIV(vapb, VAPB_CLK_CTRL, 0, 7);
+static C3_COMP_GATE(vapb, VAPB_CLK_CTRL, 8);
+
+static struct clk_hw *c3_peripherals_hw_clks[] = {
+ [CLKID_RTC_XTAL_CLKIN] = &c3_rtc_xtal_clkin.hw,
+ [CLKID_RTC_32K_DIV] = &c3_rtc_32k_div.hw,
+ [CLKID_RTC_32K_MUX] = &c3_rtc_32k_sel.hw,
+ [CLKID_RTC_32K] = &c3_rtc_32k.hw,
+ [CLKID_RTC_CLK] = &c3_rtc_clk.hw,
+ [CLKID_SYS_RESET_CTRL] = &c3_sys_reset_ctrl.hw,
+ [CLKID_SYS_PWR_CTRL] = &c3_sys_pwr_ctrl.hw,
+ [CLKID_SYS_PAD_CTRL] = &c3_sys_pad_ctrl.hw,
+ [CLKID_SYS_CTRL] = &c3_sys_ctrl.hw,
+ [CLKID_SYS_TS_PLL] = &c3_sys_ts_pll.hw,
+ [CLKID_SYS_DEV_ARB] = &c3_sys_dev_arb.hw,
+ [CLKID_SYS_MMC_PCLK] = &c3_sys_mmc_pclk.hw,
+ [CLKID_SYS_CPU_CTRL] = &c3_sys_cpu_ctrl.hw,
+ [CLKID_SYS_JTAG_CTRL] = &c3_sys_jtag_ctrl.hw,
+ [CLKID_SYS_IR_CTRL] = &c3_sys_ir_ctrl.hw,
+ [CLKID_SYS_IRQ_CTRL] = &c3_sys_irq_ctrl.hw,
+ [CLKID_SYS_MSR_CLK] = &c3_sys_msr_clk.hw,
+ [CLKID_SYS_ROM] = &c3_sys_rom.hw,
+ [CLKID_SYS_UART_F] = &c3_sys_uart_f.hw,
+ [CLKID_SYS_CPU_ARB] = &c3_sys_cpu_apb.hw,
+ [CLKID_SYS_RSA] = &c3_sys_rsa.hw,
+ [CLKID_SYS_SAR_ADC] = &c3_sys_sar_adc.hw,
+ [CLKID_SYS_STARTUP] = &c3_sys_startup.hw,
+ [CLKID_SYS_SECURE] = &c3_sys_secure.hw,
+ [CLKID_SYS_SPIFC] = &c3_sys_spifc.hw,
+ [CLKID_SYS_NNA] = &c3_sys_nna.hw,
+ [CLKID_SYS_ETH_MAC] = &c3_sys_eth_mac.hw,
+ [CLKID_SYS_GIC] = &c3_sys_gic.hw,
+ [CLKID_SYS_RAMA] = &c3_sys_rama.hw,
+ [CLKID_SYS_BIG_NIC] = &c3_sys_big_nic.hw,
+ [CLKID_SYS_RAMB] = &c3_sys_ramb.hw,
+ [CLKID_SYS_AUDIO_PCLK] = &c3_sys_audio_pclk.hw,
+ [CLKID_SYS_PWM_KL] = &c3_sys_pwm_kl.hw,
+ [CLKID_SYS_PWM_IJ] = &c3_sys_pwm_ij.hw,
+ [CLKID_SYS_USB] = &c3_sys_usb.hw,
+ [CLKID_SYS_SD_EMMC_A] = &c3_sys_sd_emmc_a.hw,
+ [CLKID_SYS_SD_EMMC_C] = &c3_sys_sd_emmc_c.hw,
+ [CLKID_SYS_PWM_AB] = &c3_sys_pwm_ab.hw,
+ [CLKID_SYS_PWM_CD] = &c3_sys_pwm_cd.hw,
+ [CLKID_SYS_PWM_EF] = &c3_sys_pwm_ef.hw,
+ [CLKID_SYS_PWM_GH] = &c3_sys_pwm_gh.hw,
+ [CLKID_SYS_SPICC_1] = &c3_sys_spicc_1.hw,
+ [CLKID_SYS_SPICC_0] = &c3_sys_spicc_0.hw,
+ [CLKID_SYS_UART_A] = &c3_sys_uart_a.hw,
+ [CLKID_SYS_UART_B] = &c3_sys_uart_b.hw,
+ [CLKID_SYS_UART_C] = &c3_sys_uart_c.hw,
+ [CLKID_SYS_UART_D] = &c3_sys_uart_d.hw,
+ [CLKID_SYS_UART_E] = &c3_sys_uart_e.hw,
+ [CLKID_SYS_I2C_M_A] = &c3_sys_i2c_m_a.hw,
+ [CLKID_SYS_I2C_M_B] = &c3_sys_i2c_m_b.hw,
+ [CLKID_SYS_I2C_M_C] = &c3_sys_i2c_m_c.hw,
+ [CLKID_SYS_I2C_M_D] = &c3_sys_i2c_m_d.hw,
+ [CLKID_SYS_I2S_S_A] = &c3_sys_i2c_s_a.hw,
+ [CLKID_SYS_RTC] = &c3_sys_rtc.hw,
+ [CLKID_SYS_GE2D] = &c3_sys_ge2d.hw,
+ [CLKID_SYS_ISP] = &c3_sys_isp.hw,
+ [CLKID_SYS_GPV_ISP_NIC] = &c3_sys_gpv_isp_nic.hw,
+ [CLKID_SYS_GPV_CVE_NIC] = &c3_sys_gpv_cve_nic.hw,
+ [CLKID_SYS_MIPI_DSI_HOST] = &c3_sys_mipi_dsi_host.hw,
+ [CLKID_SYS_MIPI_DSI_PHY] = &c3_sys_mipi_dsi_phy.hw,
+ [CLKID_SYS_ETH_PHY] = &c3_sys_eth_phy.hw,
+ [CLKID_SYS_ACODEC] = &c3_sys_acodec.hw,
+ [CLKID_SYS_DWAP] = &c3_sys_dwap.hw,
+ [CLKID_SYS_DOS] = &c3_sys_dos.hw,
+ [CLKID_SYS_CVE] = &c3_sys_cve.hw,
+ [CLKID_SYS_VOUT] = &c3_sys_vout.hw,
+ [CLKID_SYS_VC9000E] = &c3_sys_vc9000e.hw,
+ [CLKID_SYS_PWM_MN] = &c3_sys_pwm_mn.hw,
+ [CLKID_SYS_SD_EMMC_B] = &c3_sys_sd_emmc_b.hw,
+ [CLKID_AXI_SYS_NIC] = &c3_axi_sys_nic.hw,
+ [CLKID_AXI_ISP_NIC] = &c3_axi_isp_nic.hw,
+ [CLKID_AXI_CVE_NIC] = &c3_axi_cve_nic.hw,
+ [CLKID_AXI_RAMB] = &c3_axi_ramb.hw,
+ [CLKID_AXI_RAMA] = &c3_axi_rama.hw,
+ [CLKID_AXI_CPU_DMC] = &c3_axi_cpu_dmc.hw,
+ [CLKID_AXI_NIC] = &c3_axi_nic.hw,
+ [CLKID_AXI_DMA] = &c3_axi_dma.hw,
+ [CLKID_AXI_MUX_NIC] = &c3_axi_mux_nic.hw,
+ [CLKID_AXI_CVE] = &c3_axi_cve.hw,
+ [CLKID_AXI_DEV1_DMC] = &c3_axi_dev1_dmc.hw,
+ [CLKID_AXI_DEV0_DMC] = &c3_axi_dev0_dmc.hw,
+ [CLKID_AXI_DSP_DMC] = &c3_axi_dsp_dmc.hw,
+ [CLKID_12_24M_IN] = &c3_clk_12_24m_in.hw,
+ [CLKID_12M_24M] = &c3_clk_12_24m.hw,
+ [CLKID_FCLK_25M_DIV] = &c3_fclk_25m_div.hw,
+ [CLKID_FCLK_25M] = &c3_fclk_25m.hw,
+ [CLKID_GEN_SEL] = &c3_gen_sel.hw,
+ [CLKID_GEN_DIV] = &c3_gen_div.hw,
+ [CLKID_GEN] = &c3_gen.hw,
+ [CLKID_SARADC_SEL] = &c3_saradc_sel.hw,
+ [CLKID_SARADC_DIV] = &c3_saradc_div.hw,
+ [CLKID_SARADC] = &c3_saradc.hw,
+ [CLKID_PWM_A_SEL] = &c3_pwm_a_sel.hw,
+ [CLKID_PWM_A_DIV] = &c3_pwm_a_div.hw,
+ [CLKID_PWM_A] = &c3_pwm_a.hw,
+ [CLKID_PWM_B_SEL] = &c3_pwm_b_sel.hw,
+ [CLKID_PWM_B_DIV] = &c3_pwm_b_div.hw,
+ [CLKID_PWM_B] = &c3_pwm_b.hw,
+ [CLKID_PWM_C_SEL] = &c3_pwm_c_sel.hw,
+ [CLKID_PWM_C_DIV] = &c3_pwm_c_div.hw,
+ [CLKID_PWM_C] = &c3_pwm_c.hw,
+ [CLKID_PWM_D_SEL] = &c3_pwm_d_sel.hw,
+ [CLKID_PWM_D_DIV] = &c3_pwm_d_div.hw,
+ [CLKID_PWM_D] = &c3_pwm_d.hw,
+ [CLKID_PWM_E_SEL] = &c3_pwm_e_sel.hw,
+ [CLKID_PWM_E_DIV] = &c3_pwm_e_div.hw,
+ [CLKID_PWM_E] = &c3_pwm_e.hw,
+ [CLKID_PWM_F_SEL] = &c3_pwm_f_sel.hw,
+ [CLKID_PWM_F_DIV] = &c3_pwm_f_div.hw,
+ [CLKID_PWM_F] = &c3_pwm_f.hw,
+ [CLKID_PWM_G_SEL] = &c3_pwm_g_sel.hw,
+ [CLKID_PWM_G_DIV] = &c3_pwm_g_div.hw,
+ [CLKID_PWM_G] = &c3_pwm_g.hw,
+ [CLKID_PWM_H_SEL] = &c3_pwm_h_sel.hw,
+ [CLKID_PWM_H_DIV] = &c3_pwm_h_div.hw,
+ [CLKID_PWM_H] = &c3_pwm_h.hw,
+ [CLKID_PWM_I_SEL] = &c3_pwm_i_sel.hw,
+ [CLKID_PWM_I_DIV] = &c3_pwm_i_div.hw,
+ [CLKID_PWM_I] = &c3_pwm_i.hw,
+ [CLKID_PWM_J_SEL] = &c3_pwm_j_sel.hw,
+ [CLKID_PWM_J_DIV] = &c3_pwm_j_div.hw,
+ [CLKID_PWM_J] = &c3_pwm_j.hw,
+ [CLKID_PWM_K_SEL] = &c3_pwm_k_sel.hw,
+ [CLKID_PWM_K_DIV] = &c3_pwm_k_div.hw,
+ [CLKID_PWM_K] = &c3_pwm_k.hw,
+ [CLKID_PWM_L_SEL] = &c3_pwm_l_sel.hw,
+ [CLKID_PWM_L_DIV] = &c3_pwm_l_div.hw,
+ [CLKID_PWM_L] = &c3_pwm_l.hw,
+ [CLKID_PWM_M_SEL] = &c3_pwm_m_sel.hw,
+ [CLKID_PWM_M_DIV] = &c3_pwm_m_div.hw,
+ [CLKID_PWM_M] = &c3_pwm_m.hw,
+ [CLKID_PWM_N_SEL] = &c3_pwm_n_sel.hw,
+ [CLKID_PWM_N_DIV] = &c3_pwm_n_div.hw,
+ [CLKID_PWM_N] = &c3_pwm_n.hw,
+ [CLKID_SPICC_A_SEL] = &c3_spicc_a_sel.hw,
+ [CLKID_SPICC_A_DIV] = &c3_spicc_a_div.hw,
+ [CLKID_SPICC_A] = &c3_spicc_a.hw,
+ [CLKID_SPICC_B_SEL] = &c3_spicc_b_sel.hw,
+ [CLKID_SPICC_B_DIV] = &c3_spicc_b_div.hw,
+ [CLKID_SPICC_B] = &c3_spicc_b.hw,
+ [CLKID_SPIFC_SEL] = &c3_spifc_sel.hw,
+ [CLKID_SPIFC_DIV] = &c3_spifc_div.hw,
+ [CLKID_SPIFC] = &c3_spifc.hw,
+ [CLKID_SD_EMMC_A_SEL] = &c3_sd_emmc_a_sel.hw,
+ [CLKID_SD_EMMC_A_DIV] = &c3_sd_emmc_a_div.hw,
+ [CLKID_SD_EMMC_A] = &c3_sd_emmc_a.hw,
+ [CLKID_SD_EMMC_B_SEL] = &c3_sd_emmc_b_sel.hw,
+ [CLKID_SD_EMMC_B_DIV] = &c3_sd_emmc_b_div.hw,
+ [CLKID_SD_EMMC_B] = &c3_sd_emmc_b.hw,
+ [CLKID_SD_EMMC_C_SEL] = &c3_sd_emmc_c_sel.hw,
+ [CLKID_SD_EMMC_C_DIV] = &c3_sd_emmc_c_div.hw,
+ [CLKID_SD_EMMC_C] = &c3_sd_emmc_c.hw,
+ [CLKID_TS_DIV] = &c3_ts_div.hw,
+ [CLKID_TS] = &c3_ts.hw,
+ [CLKID_ETH_125M_DIV] = &c3_eth_125m_div.hw,
+ [CLKID_ETH_125M] = &c3_eth_125m.hw,
+ [CLKID_ETH_RMII_DIV] = &c3_eth_rmii_div.hw,
+ [CLKID_ETH_RMII] = &c3_eth_rmii.hw,
+ [CLKID_MIPI_DSI_MEAS_SEL] = &c3_mipi_dsi_meas_sel.hw,
+ [CLKID_MIPI_DSI_MEAS_DIV] = &c3_mipi_dsi_meas_div.hw,
+ [CLKID_MIPI_DSI_MEAS] = &c3_mipi_dsi_meas.hw,
+ [CLKID_DSI_PHY_SEL] = &c3_dsi_phy_sel.hw,
+ [CLKID_DSI_PHY_DIV] = &c3_dsi_phy_div.hw,
+ [CLKID_DSI_PHY] = &c3_dsi_phy.hw,
+ [CLKID_VOUT_MCLK_SEL] = &c3_vout_mclk_sel.hw,
+ [CLKID_VOUT_MCLK_DIV] = &c3_vout_mclk_div.hw,
+ [CLKID_VOUT_MCLK] = &c3_vout_mclk.hw,
+ [CLKID_VOUT_ENC_SEL] = &c3_vout_enc_sel.hw,
+ [CLKID_VOUT_ENC_DIV] = &c3_vout_enc_div.hw,
+ [CLKID_VOUT_ENC] = &c3_vout_enc.hw,
+ [CLKID_HCODEC_0_SEL] = &c3_hcodec_0_sel.hw,
+ [CLKID_HCODEC_0_DIV] = &c3_hcodec_0_div.hw,
+ [CLKID_HCODEC_0] = &c3_hcodec_0.hw,
+ [CLKID_HCODEC_1_SEL] = &c3_hcodec_1_sel.hw,
+ [CLKID_HCODEC_1_DIV] = &c3_hcodec_1_div.hw,
+ [CLKID_HCODEC_1] = &c3_hcodec_1.hw,
+ [CLKID_HCODEC] = &c3_hcodec.hw,
+ [CLKID_VC9000E_ACLK_SEL] = &c3_vc9000e_aclk_sel.hw,
+ [CLKID_VC9000E_ACLK_DIV] = &c3_vc9000e_aclk_div.hw,
+ [CLKID_VC9000E_ACLK] = &c3_vc9000e_aclk.hw,
+ [CLKID_VC9000E_CORE_SEL] = &c3_vc9000e_core_sel.hw,
+ [CLKID_VC9000E_CORE_DIV] = &c3_vc9000e_core_div.hw,
+ [CLKID_VC9000E_CORE] = &c3_vc9000e_core.hw,
+ [CLKID_CSI_PHY0_SEL] = &c3_csi_phy0_sel.hw,
+ [CLKID_CSI_PHY0_DIV] = &c3_csi_phy0_div.hw,
+ [CLKID_CSI_PHY0] = &c3_csi_phy0.hw,
+ [CLKID_DEWARPA_SEL] = &c3_dewarpa_sel.hw,
+ [CLKID_DEWARPA_DIV] = &c3_dewarpa_div.hw,
+ [CLKID_DEWARPA] = &c3_dewarpa.hw,
+ [CLKID_ISP0_SEL] = &c3_isp0_sel.hw,
+ [CLKID_ISP0_DIV] = &c3_isp0_div.hw,
+ [CLKID_ISP0] = &c3_isp0.hw,
+ [CLKID_NNA_CORE_SEL] = &c3_nna_core_sel.hw,
+ [CLKID_NNA_CORE_DIV] = &c3_nna_core_div.hw,
+ [CLKID_NNA_CORE] = &c3_nna_core.hw,
+ [CLKID_GE2D_SEL] = &c3_ge2d_sel.hw,
+ [CLKID_GE2D_DIV] = &c3_ge2d_div.hw,
+ [CLKID_GE2D] = &c3_ge2d.hw,
+ [CLKID_VAPB_SEL] = &c3_vapb_sel.hw,
+ [CLKID_VAPB_DIV] = &c3_vapb_div.hw,
+ [CLKID_VAPB] = &c3_vapb.hw,
+};
+
+static const struct meson_clkc_data c3_peripherals_clkc_data = {
+ .hw_clks = {
+ .hws = c3_peripherals_hw_clks,
+ .num = ARRAY_SIZE(c3_peripherals_hw_clks),
},
};
-static struct clk_regmap vapb_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = VAPB_CLK_CTRL,
- .shift = 0,
- .width = 7,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vapb_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vapb_sel.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap vapb = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = VAPB_CLK_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data) {
- .name = "vapb",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &vapb_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_hw *c3_periphs_hw_clks[] = {
- [CLKID_RTC_XTAL_CLKIN] = &rtc_xtal_clkin.hw,
- [CLKID_RTC_32K_DIV] = &rtc_32k_div.hw,
- [CLKID_RTC_32K_MUX] = &rtc_32k_mux.hw,
- [CLKID_RTC_32K] = &rtc_32k.hw,
- [CLKID_RTC_CLK] = &rtc_clk.hw,
- [CLKID_SYS_RESET_CTRL] = &sys_reset_ctrl.hw,
- [CLKID_SYS_PWR_CTRL] = &sys_pwr_ctrl.hw,
- [CLKID_SYS_PAD_CTRL] = &sys_pad_ctrl.hw,
- [CLKID_SYS_CTRL] = &sys_ctrl.hw,
- [CLKID_SYS_TS_PLL] = &sys_ts_pll.hw,
- [CLKID_SYS_DEV_ARB] = &sys_dev_arb.hw,
- [CLKID_SYS_MMC_PCLK] = &sys_mmc_pclk.hw,
- [CLKID_SYS_CPU_CTRL] = &sys_cpu_ctrl.hw,
- [CLKID_SYS_JTAG_CTRL] = &sys_jtag_ctrl.hw,
- [CLKID_SYS_IR_CTRL] = &sys_ir_ctrl.hw,
- [CLKID_SYS_IRQ_CTRL] = &sys_irq_ctrl.hw,
- [CLKID_SYS_MSR_CLK] = &sys_msr_clk.hw,
- [CLKID_SYS_ROM] = &sys_rom.hw,
- [CLKID_SYS_UART_F] = &sys_uart_f.hw,
- [CLKID_SYS_CPU_ARB] = &sys_cpu_apb.hw,
- [CLKID_SYS_RSA] = &sys_rsa.hw,
- [CLKID_SYS_SAR_ADC] = &sys_sar_adc.hw,
- [CLKID_SYS_STARTUP] = &sys_startup.hw,
- [CLKID_SYS_SECURE] = &sys_secure.hw,
- [CLKID_SYS_SPIFC] = &sys_spifc.hw,
- [CLKID_SYS_NNA] = &sys_nna.hw,
- [CLKID_SYS_ETH_MAC] = &sys_eth_mac.hw,
- [CLKID_SYS_GIC] = &sys_gic.hw,
- [CLKID_SYS_RAMA] = &sys_rama.hw,
- [CLKID_SYS_BIG_NIC] = &sys_big_nic.hw,
- [CLKID_SYS_RAMB] = &sys_ramb.hw,
- [CLKID_SYS_AUDIO_PCLK] = &sys_audio_pclk.hw,
- [CLKID_SYS_PWM_KL] = &sys_pwm_kl.hw,
- [CLKID_SYS_PWM_IJ] = &sys_pwm_ij.hw,
- [CLKID_SYS_USB] = &sys_usb.hw,
- [CLKID_SYS_SD_EMMC_A] = &sys_sd_emmc_a.hw,
- [CLKID_SYS_SD_EMMC_C] = &sys_sd_emmc_c.hw,
- [CLKID_SYS_PWM_AB] = &sys_pwm_ab.hw,
- [CLKID_SYS_PWM_CD] = &sys_pwm_cd.hw,
- [CLKID_SYS_PWM_EF] = &sys_pwm_ef.hw,
- [CLKID_SYS_PWM_GH] = &sys_pwm_gh.hw,
- [CLKID_SYS_SPICC_1] = &sys_spicc_1.hw,
- [CLKID_SYS_SPICC_0] = &sys_spicc_0.hw,
- [CLKID_SYS_UART_A] = &sys_uart_a.hw,
- [CLKID_SYS_UART_B] = &sys_uart_b.hw,
- [CLKID_SYS_UART_C] = &sys_uart_c.hw,
- [CLKID_SYS_UART_D] = &sys_uart_d.hw,
- [CLKID_SYS_UART_E] = &sys_uart_e.hw,
- [CLKID_SYS_I2C_M_A] = &sys_i2c_m_a.hw,
- [CLKID_SYS_I2C_M_B] = &sys_i2c_m_b.hw,
- [CLKID_SYS_I2C_M_C] = &sys_i2c_m_c.hw,
- [CLKID_SYS_I2C_M_D] = &sys_i2c_m_d.hw,
- [CLKID_SYS_I2S_S_A] = &sys_i2c_s_a.hw,
- [CLKID_SYS_RTC] = &sys_rtc.hw,
- [CLKID_SYS_GE2D] = &sys_ge2d.hw,
- [CLKID_SYS_ISP] = &sys_isp.hw,
- [CLKID_SYS_GPV_ISP_NIC] = &sys_gpv_isp_nic.hw,
- [CLKID_SYS_GPV_CVE_NIC] = &sys_gpv_cve_nic.hw,
- [CLKID_SYS_MIPI_DSI_HOST] = &sys_mipi_dsi_host.hw,
- [CLKID_SYS_MIPI_DSI_PHY] = &sys_mipi_dsi_phy.hw,
- [CLKID_SYS_ETH_PHY] = &sys_eth_phy.hw,
- [CLKID_SYS_ACODEC] = &sys_acodec.hw,
- [CLKID_SYS_DWAP] = &sys_dwap.hw,
- [CLKID_SYS_DOS] = &sys_dos.hw,
- [CLKID_SYS_CVE] = &sys_cve.hw,
- [CLKID_SYS_VOUT] = &sys_vout.hw,
- [CLKID_SYS_VC9000E] = &sys_vc9000e.hw,
- [CLKID_SYS_PWM_MN] = &sys_pwm_mn.hw,
- [CLKID_SYS_SD_EMMC_B] = &sys_sd_emmc_b.hw,
- [CLKID_AXI_SYS_NIC] = &axi_sys_nic.hw,
- [CLKID_AXI_ISP_NIC] = &axi_isp_nic.hw,
- [CLKID_AXI_CVE_NIC] = &axi_cve_nic.hw,
- [CLKID_AXI_RAMB] = &axi_ramb.hw,
- [CLKID_AXI_RAMA] = &axi_rama.hw,
- [CLKID_AXI_CPU_DMC] = &axi_cpu_dmc.hw,
- [CLKID_AXI_NIC] = &axi_nic.hw,
- [CLKID_AXI_DMA] = &axi_dma.hw,
- [CLKID_AXI_MUX_NIC] = &axi_mux_nic.hw,
- [CLKID_AXI_CVE] = &axi_cve.hw,
- [CLKID_AXI_DEV1_DMC] = &axi_dev1_dmc.hw,
- [CLKID_AXI_DEV0_DMC] = &axi_dev0_dmc.hw,
- [CLKID_AXI_DSP_DMC] = &axi_dsp_dmc.hw,
- [CLKID_12_24M_IN] = &clk_12_24m_in.hw,
- [CLKID_12M_24M] = &clk_12_24m.hw,
- [CLKID_FCLK_25M_DIV] = &fclk_25m_div.hw,
- [CLKID_FCLK_25M] = &fclk_25m.hw,
- [CLKID_GEN_SEL] = &gen_sel.hw,
- [CLKID_GEN_DIV] = &gen_div.hw,
- [CLKID_GEN] = &gen.hw,
- [CLKID_SARADC_SEL] = &saradc_sel.hw,
- [CLKID_SARADC_DIV] = &saradc_div.hw,
- [CLKID_SARADC] = &saradc.hw,
- [CLKID_PWM_A_SEL] = &pwm_a_sel.hw,
- [CLKID_PWM_A_DIV] = &pwm_a_div.hw,
- [CLKID_PWM_A] = &pwm_a.hw,
- [CLKID_PWM_B_SEL] = &pwm_b_sel.hw,
- [CLKID_PWM_B_DIV] = &pwm_b_div.hw,
- [CLKID_PWM_B] = &pwm_b.hw,
- [CLKID_PWM_C_SEL] = &pwm_c_sel.hw,
- [CLKID_PWM_C_DIV] = &pwm_c_div.hw,
- [CLKID_PWM_C] = &pwm_c.hw,
- [CLKID_PWM_D_SEL] = &pwm_d_sel.hw,
- [CLKID_PWM_D_DIV] = &pwm_d_div.hw,
- [CLKID_PWM_D] = &pwm_d.hw,
- [CLKID_PWM_E_SEL] = &pwm_e_sel.hw,
- [CLKID_PWM_E_DIV] = &pwm_e_div.hw,
- [CLKID_PWM_E] = &pwm_e.hw,
- [CLKID_PWM_F_SEL] = &pwm_f_sel.hw,
- [CLKID_PWM_F_DIV] = &pwm_f_div.hw,
- [CLKID_PWM_F] = &pwm_f.hw,
- [CLKID_PWM_G_SEL] = &pwm_g_sel.hw,
- [CLKID_PWM_G_DIV] = &pwm_g_div.hw,
- [CLKID_PWM_G] = &pwm_g.hw,
- [CLKID_PWM_H_SEL] = &pwm_h_sel.hw,
- [CLKID_PWM_H_DIV] = &pwm_h_div.hw,
- [CLKID_PWM_H] = &pwm_h.hw,
- [CLKID_PWM_I_SEL] = &pwm_i_sel.hw,
- [CLKID_PWM_I_DIV] = &pwm_i_div.hw,
- [CLKID_PWM_I] = &pwm_i.hw,
- [CLKID_PWM_J_SEL] = &pwm_j_sel.hw,
- [CLKID_PWM_J_DIV] = &pwm_j_div.hw,
- [CLKID_PWM_J] = &pwm_j.hw,
- [CLKID_PWM_K_SEL] = &pwm_k_sel.hw,
- [CLKID_PWM_K_DIV] = &pwm_k_div.hw,
- [CLKID_PWM_K] = &pwm_k.hw,
- [CLKID_PWM_L_SEL] = &pwm_l_sel.hw,
- [CLKID_PWM_L_DIV] = &pwm_l_div.hw,
- [CLKID_PWM_L] = &pwm_l.hw,
- [CLKID_PWM_M_SEL] = &pwm_m_sel.hw,
- [CLKID_PWM_M_DIV] = &pwm_m_div.hw,
- [CLKID_PWM_M] = &pwm_m.hw,
- [CLKID_PWM_N_SEL] = &pwm_n_sel.hw,
- [CLKID_PWM_N_DIV] = &pwm_n_div.hw,
- [CLKID_PWM_N] = &pwm_n.hw,
- [CLKID_SPICC_A_SEL] = &spicc_a_sel.hw,
- [CLKID_SPICC_A_DIV] = &spicc_a_div.hw,
- [CLKID_SPICC_A] = &spicc_a.hw,
- [CLKID_SPICC_B_SEL] = &spicc_b_sel.hw,
- [CLKID_SPICC_B_DIV] = &spicc_b_div.hw,
- [CLKID_SPICC_B] = &spicc_b.hw,
- [CLKID_SPIFC_SEL] = &spifc_sel.hw,
- [CLKID_SPIFC_DIV] = &spifc_div.hw,
- [CLKID_SPIFC] = &spifc.hw,
- [CLKID_SD_EMMC_A_SEL] = &sd_emmc_a_sel.hw,
- [CLKID_SD_EMMC_A_DIV] = &sd_emmc_a_div.hw,
- [CLKID_SD_EMMC_A] = &sd_emmc_a.hw,
- [CLKID_SD_EMMC_B_SEL] = &sd_emmc_b_sel.hw,
- [CLKID_SD_EMMC_B_DIV] = &sd_emmc_b_div.hw,
- [CLKID_SD_EMMC_B] = &sd_emmc_b.hw,
- [CLKID_SD_EMMC_C_SEL] = &sd_emmc_c_sel.hw,
- [CLKID_SD_EMMC_C_DIV] = &sd_emmc_c_div.hw,
- [CLKID_SD_EMMC_C] = &sd_emmc_c.hw,
- [CLKID_TS_DIV] = &ts_div.hw,
- [CLKID_TS] = &ts.hw,
- [CLKID_ETH_125M_DIV] = &eth_125m_div.hw,
- [CLKID_ETH_125M] = &eth_125m.hw,
- [CLKID_ETH_RMII_DIV] = &eth_rmii_div.hw,
- [CLKID_ETH_RMII] = &eth_rmii.hw,
- [CLKID_MIPI_DSI_MEAS_SEL] = &mipi_dsi_meas_sel.hw,
- [CLKID_MIPI_DSI_MEAS_DIV] = &mipi_dsi_meas_div.hw,
- [CLKID_MIPI_DSI_MEAS] = &mipi_dsi_meas.hw,
- [CLKID_DSI_PHY_SEL] = &dsi_phy_sel.hw,
- [CLKID_DSI_PHY_DIV] = &dsi_phy_div.hw,
- [CLKID_DSI_PHY] = &dsi_phy.hw,
- [CLKID_VOUT_MCLK_SEL] = &vout_mclk_sel.hw,
- [CLKID_VOUT_MCLK_DIV] = &vout_mclk_div.hw,
- [CLKID_VOUT_MCLK] = &vout_mclk.hw,
- [CLKID_VOUT_ENC_SEL] = &vout_enc_sel.hw,
- [CLKID_VOUT_ENC_DIV] = &vout_enc_div.hw,
- [CLKID_VOUT_ENC] = &vout_enc.hw,
- [CLKID_HCODEC_0_SEL] = &hcodec_0_sel.hw,
- [CLKID_HCODEC_0_DIV] = &hcodec_0_div.hw,
- [CLKID_HCODEC_0] = &hcodec_0.hw,
- [CLKID_HCODEC_1_SEL] = &hcodec_1_sel.hw,
- [CLKID_HCODEC_1_DIV] = &hcodec_1_div.hw,
- [CLKID_HCODEC_1] = &hcodec_1.hw,
- [CLKID_HCODEC] = &hcodec.hw,
- [CLKID_VC9000E_ACLK_SEL] = &vc9000e_aclk_sel.hw,
- [CLKID_VC9000E_ACLK_DIV] = &vc9000e_aclk_div.hw,
- [CLKID_VC9000E_ACLK] = &vc9000e_aclk.hw,
- [CLKID_VC9000E_CORE_SEL] = &vc9000e_core_sel.hw,
- [CLKID_VC9000E_CORE_DIV] = &vc9000e_core_div.hw,
- [CLKID_VC9000E_CORE] = &vc9000e_core.hw,
- [CLKID_CSI_PHY0_SEL] = &csi_phy0_sel.hw,
- [CLKID_CSI_PHY0_DIV] = &csi_phy0_div.hw,
- [CLKID_CSI_PHY0] = &csi_phy0.hw,
- [CLKID_DEWARPA_SEL] = &dewarpa_sel.hw,
- [CLKID_DEWARPA_DIV] = &dewarpa_div.hw,
- [CLKID_DEWARPA] = &dewarpa.hw,
- [CLKID_ISP0_SEL] = &isp0_sel.hw,
- [CLKID_ISP0_DIV] = &isp0_div.hw,
- [CLKID_ISP0] = &isp0.hw,
- [CLKID_NNA_CORE_SEL] = &nna_core_sel.hw,
- [CLKID_NNA_CORE_DIV] = &nna_core_div.hw,
- [CLKID_NNA_CORE] = &nna_core.hw,
- [CLKID_GE2D_SEL] = &ge2d_sel.hw,
- [CLKID_GE2D_DIV] = &ge2d_div.hw,
- [CLKID_GE2D] = &ge2d.hw,
- [CLKID_VAPB_SEL] = &vapb_sel.hw,
- [CLKID_VAPB_DIV] = &vapb_div.hw,
- [CLKID_VAPB] = &vapb.hw,
-};
-
-static const struct regmap_config clkc_regmap_config = {
- .reg_bits = 32,
- .val_bits = 32,
- .reg_stride = 4,
- .max_register = NNA_CLK_CTRL,
-};
-
-static struct meson_clk_hw_data c3_periphs_clks = {
- .hws = c3_periphs_hw_clks,
- .num = ARRAY_SIZE(c3_periphs_hw_clks),
-};
-
-static int c3_peripherals_probe(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- struct regmap *regmap;
- void __iomem *base;
- int clkid, ret;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
-
- regmap = devm_regmap_init_mmio(dev, base, &clkc_regmap_config);
- if (IS_ERR(regmap))
- return PTR_ERR(regmap);
-
- for (clkid = 0; clkid < c3_periphs_clks.num; clkid++) {
- /* array might be sparse */
- if (!c3_periphs_clks.hws[clkid])
- continue;
-
- ret = devm_clk_hw_register(dev, c3_periphs_clks.hws[clkid]);
- if (ret) {
- dev_err(dev, "Clock registration failed\n");
- return ret;
- }
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get,
- &c3_periphs_clks);
-}
-
static const struct of_device_id c3_peripherals_clkc_match_table[] = {
{
.compatible = "amlogic,c3-peripherals-clkc",
+ .data = &c3_peripherals_clkc_data,
},
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, c3_peripherals_clkc_match_table);
-static struct platform_driver c3_peripherals_driver = {
- .probe = c3_peripherals_probe,
+static struct platform_driver c3_peripherals_clkc_driver = {
+ .probe = meson_clkc_mmio_probe,
.driver = {
.name = "c3-peripherals-clkc",
.of_match_table = c3_peripherals_clkc_match_table,
},
};
-module_platform_driver(c3_peripherals_driver);
+module_platform_driver(c3_peripherals_clkc_driver);
MODULE_DESCRIPTION("Amlogic C3 Peripherals Clock Controller driver");
MODULE_AUTHOR("Chuan Liu <chuan.liu@amlogic.com>");
diff --git a/drivers/clk/meson/c3-pll.c b/drivers/clk/meson/c3-pll.c
index 2c5594b8e49a..dd047d17488c 100644
--- a/drivers/clk/meson/c3-pll.c
+++ b/drivers/clk/meson/c3-pll.c
@@ -34,7 +34,7 @@
#define ANACTRL_MPLL_CTRL3 0x18c
#define ANACTRL_MPLL_CTRL4 0x190
-static struct clk_regmap fclk_50m_en = {
+static struct clk_regmap c3_fclk_50m_en = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_FIXPLL_CTRL4,
.bit_idx = 0,
@@ -49,20 +49,20 @@ static struct clk_regmap fclk_50m_en = {
},
};
-static struct clk_fixed_factor fclk_50m = {
+static struct clk_fixed_factor c3_fclk_50m = {
.mult = 1,
.div = 40,
.hw.init = &(struct clk_init_data) {
.name = "fclk_50m",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_50m_en.hw
+ &c3_fclk_50m_en.hw
},
.num_parents = 1,
},
};
-static struct clk_fixed_factor fclk_div2_div = {
+static struct clk_fixed_factor c3_fclk_div2_div = {
.mult = 1,
.div = 2,
.hw.init = &(struct clk_init_data) {
@@ -75,7 +75,7 @@ static struct clk_fixed_factor fclk_div2_div = {
},
};
-static struct clk_regmap fclk_div2 = {
+static struct clk_regmap c3_fclk_div2 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_FIXPLL_CTRL4,
.bit_idx = 24,
@@ -84,13 +84,13 @@ static struct clk_regmap fclk_div2 = {
.name = "fclk_div2",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div2_div.hw
+ &c3_fclk_div2_div.hw
},
.num_parents = 1,
},
};
-static struct clk_fixed_factor fclk_div2p5_div = {
+static struct clk_fixed_factor c3_fclk_div2p5_div = {
.mult = 2,
.div = 5,
.hw.init = &(struct clk_init_data) {
@@ -103,7 +103,7 @@ static struct clk_fixed_factor fclk_div2p5_div = {
},
};
-static struct clk_regmap fclk_div2p5 = {
+static struct clk_regmap c3_fclk_div2p5 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_FIXPLL_CTRL4,
.bit_idx = 4,
@@ -112,13 +112,13 @@ static struct clk_regmap fclk_div2p5 = {
.name = "fclk_div2p5",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div2p5_div.hw
+ &c3_fclk_div2p5_div.hw
},
.num_parents = 1,
},
};
-static struct clk_fixed_factor fclk_div3_div = {
+static struct clk_fixed_factor c3_fclk_div3_div = {
.mult = 1,
.div = 3,
.hw.init = &(struct clk_init_data) {
@@ -131,7 +131,7 @@ static struct clk_fixed_factor fclk_div3_div = {
},
};
-static struct clk_regmap fclk_div3 = {
+static struct clk_regmap c3_fclk_div3 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_FIXPLL_CTRL4,
.bit_idx = 20,
@@ -140,13 +140,13 @@ static struct clk_regmap fclk_div3 = {
.name = "fclk_div3",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div3_div.hw
+ &c3_fclk_div3_div.hw
},
.num_parents = 1,
},
};
-static struct clk_fixed_factor fclk_div4_div = {
+static struct clk_fixed_factor c3_fclk_div4_div = {
.mult = 1,
.div = 4,
.hw.init = &(struct clk_init_data) {
@@ -159,7 +159,7 @@ static struct clk_fixed_factor fclk_div4_div = {
},
};
-static struct clk_regmap fclk_div4 = {
+static struct clk_regmap c3_fclk_div4 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_FIXPLL_CTRL4,
.bit_idx = 21,
@@ -168,13 +168,13 @@ static struct clk_regmap fclk_div4 = {
.name = "fclk_div4",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div4_div.hw
+ &c3_fclk_div4_div.hw
},
.num_parents = 1,
},
};
-static struct clk_fixed_factor fclk_div5_div = {
+static struct clk_fixed_factor c3_fclk_div5_div = {
.mult = 1,
.div = 5,
.hw.init = &(struct clk_init_data) {
@@ -187,7 +187,7 @@ static struct clk_fixed_factor fclk_div5_div = {
},
};
-static struct clk_regmap fclk_div5 = {
+static struct clk_regmap c3_fclk_div5 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_FIXPLL_CTRL4,
.bit_idx = 22,
@@ -196,13 +196,13 @@ static struct clk_regmap fclk_div5 = {
.name = "fclk_div5",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div5_div.hw
+ &c3_fclk_div5_div.hw
},
.num_parents = 1,
},
};
-static struct clk_fixed_factor fclk_div7_div = {
+static struct clk_fixed_factor c3_fclk_div7_div = {
.mult = 1,
.div = 7,
.hw.init = &(struct clk_init_data) {
@@ -215,7 +215,7 @@ static struct clk_fixed_factor fclk_div7_div = {
},
};
-static struct clk_regmap fclk_div7 = {
+static struct clk_regmap c3_fclk_div7 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_FIXPLL_CTRL4,
.bit_idx = 23,
@@ -224,13 +224,13 @@ static struct clk_regmap fclk_div7 = {
.name = "fclk_div7",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &fclk_div7_div.hw
+ &c3_fclk_div7_div.hw
},
.num_parents = 1,
},
};
-static const struct reg_sequence c3_gp0_init_regs[] = {
+static const struct reg_sequence c3_gp0_pll_init_regs[] = {
{ .reg = ANACTRL_GP0PLL_CTRL2, .def = 0x0 },
{ .reg = ANACTRL_GP0PLL_CTRL3, .def = 0x48681c00 },
{ .reg = ANACTRL_GP0PLL_CTRL4, .def = 0x88770290 },
@@ -243,7 +243,7 @@ static const struct pll_mult_range c3_gp0_pll_mult_range = {
.max = 250,
};
-static struct clk_regmap gp0_pll_dco = {
+static struct clk_regmap c3_gp0_pll_dco = {
.data = &(struct meson_clk_pll_data) {
.en = {
.reg_off = ANACTRL_GP0PLL_CTRL0,
@@ -276,8 +276,8 @@ static struct clk_regmap gp0_pll_dco = {
.width = 1,
},
.range = &c3_gp0_pll_mult_range,
- .init_regs = c3_gp0_init_regs,
- .init_count = ARRAY_SIZE(c3_gp0_init_regs),
+ .init_regs = c3_gp0_pll_init_regs,
+ .init_count = ARRAY_SIZE(c3_gp0_pll_init_regs),
},
.hw.init = &(struct clk_init_data) {
.name = "gp0_pll_dco",
@@ -300,7 +300,7 @@ static const struct clk_div_table c3_gp0_pll_od_table[] = {
{ /* sentinel */ }
};
-static struct clk_regmap gp0_pll = {
+static struct clk_regmap c3_gp0_pll = {
.data = &(struct clk_regmap_div_data) {
.offset = ANACTRL_GP0PLL_CTRL0,
.shift = 16,
@@ -311,14 +311,14 @@ static struct clk_regmap gp0_pll = {
.name = "gp0_pll",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &gp0_pll_dco.hw
+ &c3_gp0_pll_dco.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct reg_sequence c3_hifi_init_regs[] = {
+static const struct reg_sequence c3_hifi_pll_init_regs[] = {
{ .reg = ANACTRL_HIFIPLL_CTRL2, .def = 0x0 },
{ .reg = ANACTRL_HIFIPLL_CTRL3, .def = 0x6a285c00 },
{ .reg = ANACTRL_HIFIPLL_CTRL4, .def = 0x65771290 },
@@ -326,7 +326,7 @@ static const struct reg_sequence c3_hifi_init_regs[] = {
{ .reg = ANACTRL_HIFIPLL_CTRL6, .def = 0x56540000 },
};
-static struct clk_regmap hifi_pll_dco = {
+static struct clk_regmap c3_hifi_pll_dco = {
.data = &(struct meson_clk_pll_data) {
.en = {
.reg_off = ANACTRL_HIFIPLL_CTRL0,
@@ -359,8 +359,8 @@ static struct clk_regmap hifi_pll_dco = {
.width = 1,
},
.range = &c3_gp0_pll_mult_range,
- .init_regs = c3_hifi_init_regs,
- .init_count = ARRAY_SIZE(c3_hifi_init_regs),
+ .init_regs = c3_hifi_pll_init_regs,
+ .init_count = ARRAY_SIZE(c3_hifi_pll_init_regs),
.frac_max = 100000,
},
.hw.init = &(struct clk_init_data) {
@@ -373,7 +373,7 @@ static struct clk_regmap hifi_pll_dco = {
},
};
-static struct clk_regmap hifi_pll = {
+static struct clk_regmap c3_hifi_pll = {
.data = &(struct clk_regmap_div_data) {
.offset = ANACTRL_HIFIPLL_CTRL0,
.shift = 16,
@@ -384,14 +384,14 @@ static struct clk_regmap hifi_pll = {
.name = "hifi_pll",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &hifi_pll_dco.hw
+ &c3_hifi_pll_dco.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct reg_sequence c3_mclk_init_regs[] = {
+static const struct reg_sequence c3_mclk_pll_init_regs[] = {
{ .reg = ANACTRL_MPLL_CTRL1, .def = 0x1420500f },
{ .reg = ANACTRL_MPLL_CTRL2, .def = 0x00023041 },
{ .reg = ANACTRL_MPLL_CTRL3, .def = 0x18180000 },
@@ -403,7 +403,7 @@ static const struct pll_mult_range c3_mclk_pll_mult_range = {
.max = 133,
};
-static struct clk_regmap mclk_pll_dco = {
+static struct clk_regmap c3_mclk_pll_dco = {
.data = &(struct meson_clk_pll_data) {
.en = {
.reg_off = ANACTRL_MPLL_CTRL0,
@@ -431,8 +431,8 @@ static struct clk_regmap mclk_pll_dco = {
.width = 1,
},
.range = &c3_mclk_pll_mult_range,
- .init_regs = c3_mclk_init_regs,
- .init_count = ARRAY_SIZE(c3_mclk_init_regs),
+ .init_regs = c3_mclk_pll_init_regs,
+ .init_count = ARRAY_SIZE(c3_mclk_pll_init_regs),
},
.hw.init = &(struct clk_init_data) {
.name = "mclk_pll_dco",
@@ -444,7 +444,7 @@ static struct clk_regmap mclk_pll_dco = {
},
};
-static const struct clk_div_table c3_mpll_od_table[] = {
+static const struct clk_div_table c3_mpll_pll_od_table[] = {
{ 0, 1 },
{ 1, 2 },
{ 2, 4 },
@@ -453,25 +453,25 @@ static const struct clk_div_table c3_mpll_od_table[] = {
{ /* sentinel */ }
};
-static struct clk_regmap mclk_pll_od = {
+static struct clk_regmap c3_mclk_pll_od = {
.data = &(struct clk_regmap_div_data) {
.offset = ANACTRL_MPLL_CTRL0,
.shift = 12,
.width = 3,
- .table = c3_mpll_od_table,
+ .table = c3_mpll_pll_od_table,
},
.hw.init = &(struct clk_init_data) {
.name = "mclk_pll_od",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk_pll_dco.hw },
+ &c3_mclk_pll_dco.hw },
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
/* both value 0 and 1 gives divide the input rate by one */
-static struct clk_regmap mclk_pll = {
+static struct clk_regmap c3_mclk_pll = {
.data = &(struct clk_regmap_div_data) {
.offset = ANACTRL_MPLL_CTRL4,
.shift = 16,
@@ -482,20 +482,20 @@ static struct clk_regmap mclk_pll = {
.name = "mclk_pll",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk_pll_od.hw
+ &c3_mclk_pll_od.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const struct clk_parent_data mclk_parent[] = {
- { .hw = &mclk_pll.hw },
+static const struct clk_parent_data c3_mclk_parents[] = {
+ { .hw = &c3_mclk_pll.hw },
{ .fw_name = "mclk" },
- { .hw = &fclk_50m.hw }
+ { .hw = &c3_fclk_50m.hw }
};
-static struct clk_regmap mclk0_sel = {
+static struct clk_regmap c3_mclk0_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = ANACTRL_MPLL_CTRL4,
.mask = 0x3,
@@ -504,12 +504,12 @@ static struct clk_regmap mclk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "mclk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = mclk_parent,
- .num_parents = ARRAY_SIZE(mclk_parent),
+ .parent_data = c3_mclk_parents,
+ .num_parents = ARRAY_SIZE(c3_mclk_parents),
},
};
-static struct clk_regmap mclk0_div_en = {
+static struct clk_regmap c3_mclk0_div_en = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_MPLL_CTRL4,
.bit_idx = 1,
@@ -518,14 +518,14 @@ static struct clk_regmap mclk0_div_en = {
.name = "mclk0_div_en",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk0_sel.hw
+ &c3_mclk0_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap mclk0_div = {
+static struct clk_regmap c3_mclk0_div = {
.data = &(struct clk_regmap_div_data) {
.offset = ANACTRL_MPLL_CTRL4,
.shift = 2,
@@ -535,14 +535,14 @@ static struct clk_regmap mclk0_div = {
.name = "mclk0_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk0_div_en.hw
+ &c3_mclk0_div_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap mclk0 = {
+static struct clk_regmap c3_mclk0 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_MPLL_CTRL4,
.bit_idx = 0,
@@ -551,14 +551,14 @@ static struct clk_regmap mclk0 = {
.name = "mclk0",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk0_div.hw
+ &c3_mclk0_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap mclk1_sel = {
+static struct clk_regmap c3_mclk1_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = ANACTRL_MPLL_CTRL4,
.mask = 0x3,
@@ -567,12 +567,12 @@ static struct clk_regmap mclk1_sel = {
.hw.init = &(struct clk_init_data) {
.name = "mclk1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = mclk_parent,
- .num_parents = ARRAY_SIZE(mclk_parent),
+ .parent_data = c3_mclk_parents,
+ .num_parents = ARRAY_SIZE(c3_mclk_parents),
},
};
-static struct clk_regmap mclk1_div_en = {
+static struct clk_regmap c3_mclk1_div_en = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_MPLL_CTRL4,
.bit_idx = 9,
@@ -581,14 +581,14 @@ static struct clk_regmap mclk1_div_en = {
.name = "mclk1_div_en",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk1_sel.hw
+ &c3_mclk1_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap mclk1_div = {
+static struct clk_regmap c3_mclk1_div = {
.data = &(struct clk_regmap_div_data) {
.offset = ANACTRL_MPLL_CTRL4,
.shift = 10,
@@ -598,14 +598,14 @@ static struct clk_regmap mclk1_div = {
.name = "mclk1_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk1_div_en.hw
+ &c3_mclk1_div_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap mclk1 = {
+static struct clk_regmap c3_mclk1 = {
.data = &(struct clk_regmap_gate_data) {
.offset = ANACTRL_MPLL_CTRL4,
.bit_idx = 8,
@@ -614,7 +614,7 @@ static struct clk_regmap mclk1 = {
.name = "mclk1",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &mclk1_div.hw
+ &c3_mclk1_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -622,96 +622,61 @@ static struct clk_regmap mclk1 = {
};
static struct clk_hw *c3_pll_hw_clks[] = {
- [CLKID_FCLK_50M_EN] = &fclk_50m_en.hw,
- [CLKID_FCLK_50M] = &fclk_50m.hw,
- [CLKID_FCLK_DIV2_DIV] = &fclk_div2_div.hw,
- [CLKID_FCLK_DIV2] = &fclk_div2.hw,
- [CLKID_FCLK_DIV2P5_DIV] = &fclk_div2p5_div.hw,
- [CLKID_FCLK_DIV2P5] = &fclk_div2p5.hw,
- [CLKID_FCLK_DIV3_DIV] = &fclk_div3_div.hw,
- [CLKID_FCLK_DIV3] = &fclk_div3.hw,
- [CLKID_FCLK_DIV4_DIV] = &fclk_div4_div.hw,
- [CLKID_FCLK_DIV4] = &fclk_div4.hw,
- [CLKID_FCLK_DIV5_DIV] = &fclk_div5_div.hw,
- [CLKID_FCLK_DIV5] = &fclk_div5.hw,
- [CLKID_FCLK_DIV7_DIV] = &fclk_div7_div.hw,
- [CLKID_FCLK_DIV7] = &fclk_div7.hw,
- [CLKID_GP0_PLL_DCO] = &gp0_pll_dco.hw,
- [CLKID_GP0_PLL] = &gp0_pll.hw,
- [CLKID_HIFI_PLL_DCO] = &hifi_pll_dco.hw,
- [CLKID_HIFI_PLL] = &hifi_pll.hw,
- [CLKID_MCLK_PLL_DCO] = &mclk_pll_dco.hw,
- [CLKID_MCLK_PLL_OD] = &mclk_pll_od.hw,
- [CLKID_MCLK_PLL] = &mclk_pll.hw,
- [CLKID_MCLK0_SEL] = &mclk0_sel.hw,
- [CLKID_MCLK0_SEL_EN] = &mclk0_div_en.hw,
- [CLKID_MCLK0_DIV] = &mclk0_div.hw,
- [CLKID_MCLK0] = &mclk0.hw,
- [CLKID_MCLK1_SEL] = &mclk1_sel.hw,
- [CLKID_MCLK1_SEL_EN] = &mclk1_div_en.hw,
- [CLKID_MCLK1_DIV] = &mclk1_div.hw,
- [CLKID_MCLK1] = &mclk1.hw
-};
-
-static const struct regmap_config clkc_regmap_config = {
- .reg_bits = 32,
- .val_bits = 32,
- .reg_stride = 4,
- .max_register = ANACTRL_MPLL_CTRL4,
-};
-
-static struct meson_clk_hw_data c3_pll_clks = {
- .hws = c3_pll_hw_clks,
- .num = ARRAY_SIZE(c3_pll_hw_clks),
-};
-
-static int c3_pll_probe(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- struct regmap *regmap;
- void __iomem *base;
- int clkid, ret;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
-
- regmap = devm_regmap_init_mmio(dev, base, &clkc_regmap_config);
- if (IS_ERR(regmap))
- return PTR_ERR(regmap);
-
- for (clkid = 0; clkid < c3_pll_clks.num; clkid++) {
- /* array might be sparse */
- if (!c3_pll_clks.hws[clkid])
- continue;
-
- ret = devm_clk_hw_register(dev, c3_pll_clks.hws[clkid]);
- if (ret) {
- dev_err(dev, "Clock registration failed\n");
- return ret;
- }
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get,
- &c3_pll_clks);
-}
+ [CLKID_FCLK_50M_EN] = &c3_fclk_50m_en.hw,
+ [CLKID_FCLK_50M] = &c3_fclk_50m.hw,
+ [CLKID_FCLK_DIV2_DIV] = &c3_fclk_div2_div.hw,
+ [CLKID_FCLK_DIV2] = &c3_fclk_div2.hw,
+ [CLKID_FCLK_DIV2P5_DIV] = &c3_fclk_div2p5_div.hw,
+ [CLKID_FCLK_DIV2P5] = &c3_fclk_div2p5.hw,
+ [CLKID_FCLK_DIV3_DIV] = &c3_fclk_div3_div.hw,
+ [CLKID_FCLK_DIV3] = &c3_fclk_div3.hw,
+ [CLKID_FCLK_DIV4_DIV] = &c3_fclk_div4_div.hw,
+ [CLKID_FCLK_DIV4] = &c3_fclk_div4.hw,
+ [CLKID_FCLK_DIV5_DIV] = &c3_fclk_div5_div.hw,
+ [CLKID_FCLK_DIV5] = &c3_fclk_div5.hw,
+ [CLKID_FCLK_DIV7_DIV] = &c3_fclk_div7_div.hw,
+ [CLKID_FCLK_DIV7] = &c3_fclk_div7.hw,
+ [CLKID_GP0_PLL_DCO] = &c3_gp0_pll_dco.hw,
+ [CLKID_GP0_PLL] = &c3_gp0_pll.hw,
+ [CLKID_HIFI_PLL_DCO] = &c3_hifi_pll_dco.hw,
+ [CLKID_HIFI_PLL] = &c3_hifi_pll.hw,
+ [CLKID_MCLK_PLL_DCO] = &c3_mclk_pll_dco.hw,
+ [CLKID_MCLK_PLL_OD] = &c3_mclk_pll_od.hw,
+ [CLKID_MCLK_PLL] = &c3_mclk_pll.hw,
+ [CLKID_MCLK0_SEL] = &c3_mclk0_sel.hw,
+ [CLKID_MCLK0_SEL_EN] = &c3_mclk0_div_en.hw,
+ [CLKID_MCLK0_DIV] = &c3_mclk0_div.hw,
+ [CLKID_MCLK0] = &c3_mclk0.hw,
+ [CLKID_MCLK1_SEL] = &c3_mclk1_sel.hw,
+ [CLKID_MCLK1_SEL_EN] = &c3_mclk1_div_en.hw,
+ [CLKID_MCLK1_DIV] = &c3_mclk1_div.hw,
+ [CLKID_MCLK1] = &c3_mclk1.hw
+};
+
+static const struct meson_clkc_data c3_pll_clkc_data = {
+ .hw_clks = {
+ .hws = c3_pll_hw_clks,
+ .num = ARRAY_SIZE(c3_pll_hw_clks),
+ },
+};
static const struct of_device_id c3_pll_clkc_match_table[] = {
{
.compatible = "amlogic,c3-pll-clkc",
+ .data = &c3_pll_clkc_data,
},
{}
};
MODULE_DEVICE_TABLE(of, c3_pll_clkc_match_table);
-static struct platform_driver c3_pll_driver = {
- .probe = c3_pll_probe,
+static struct platform_driver c3_pll_clkc_driver = {
+ .probe = meson_clkc_mmio_probe,
.driver = {
.name = "c3-pll-clkc",
.of_match_table = c3_pll_clkc_match_table,
},
};
-module_platform_driver(c3_pll_driver);
+module_platform_driver(c3_pll_clkc_driver);
MODULE_DESCRIPTION("Amlogic C3 PLL Clock Controller driver");
MODULE_AUTHOR("Chuan Liu <chuan.liu@amlogic.com>");
diff --git a/drivers/clk/meson/clk-regmap.h b/drivers/clk/meson/clk-regmap.h
index f8cac2df5755..8e5c39b023e1 100644
--- a/drivers/clk/meson/clk-regmap.h
+++ b/drivers/clk/meson/clk-regmap.h
@@ -118,24 +118,4 @@ clk_get_regmap_mux_data(struct clk_regmap *clk)
extern const struct clk_ops clk_regmap_mux_ops;
extern const struct clk_ops clk_regmap_mux_ro_ops;
-#define __MESON_PCLK(_name, _reg, _bit, _ops, _pname) \
-struct clk_regmap _name = { \
- .data = &(struct clk_regmap_gate_data){ \
- .offset = (_reg), \
- .bit_idx = (_bit), \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = #_name, \
- .ops = _ops, \
- .parent_hws = (const struct clk_hw *[]) { _pname }, \
- .num_parents = 1, \
- .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED), \
- }, \
-}
-
-#define MESON_PCLK(_name, _reg, _bit, _pname) \
- __MESON_PCLK(_name, _reg, _bit, &clk_regmap_gate_ops, _pname)
-
-#define MESON_PCLK_RO(_name, _reg, _bit, _pname) \
- __MESON_PCLK(_name, _reg, _bit, &clk_regmap_gate_ro_ops, _pname)
#endif /* __CLK_REGMAP_H */
diff --git a/drivers/clk/meson/g12a-aoclk.c b/drivers/clk/meson/g12a-aoclk.c
index 4095a1b2bb80..96981da271fa 100644
--- a/drivers/clk/meson/g12a-aoclk.c
+++ b/drivers/clk/meson/g12a-aoclk.c
@@ -37,46 +37,38 @@
#define AO_RTC_ALT_CLK_CNTL0 0x94
#define AO_RTC_ALT_CLK_CNTL1 0x98
+static const struct clk_parent_data g12a_ao_pclk_parents = { .fw_name = "mpeg-clk" };
+
+#define G12A_AO_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(g12a_ao_##_name, _reg, _bit, &g12a_ao_pclk_parents, _flags)
+
/*
- * Like every other peripheral clock gate in Amlogic Clock drivers,
- * we are using CLK_IGNORE_UNUSED here, so we keep the state of the
- * bootloader. The goal is to remove this flag at some point.
- * Actually removing it will require some extensive test to be done safely.
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
*/
-#define AXG_AO_GATE(_name, _reg, _bit) \
-static struct clk_regmap g12a_aoclk_##_name = { \
- .data = &(struct clk_regmap_gate_data) { \
- .offset = (_reg), \
- .bit_idx = (_bit), \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = "g12a_ao_" #_name, \
- .ops = &clk_regmap_gate_ops, \
- .parent_data = &(const struct clk_parent_data) { \
- .fw_name = "mpeg-clk", \
- }, \
- .num_parents = 1, \
- .flags = CLK_IGNORE_UNUSED, \
- }, \
-}
+static G12A_AO_PCLK(ahb, AO_CLK_GATE0, 0, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(ir_in, AO_CLK_GATE0, 1, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(i2c_m0, AO_CLK_GATE0, 2, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(i2c_s0, AO_CLK_GATE0, 3, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(uart, AO_CLK_GATE0, 4, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(prod_i2c, AO_CLK_GATE0, 5, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(uart2, AO_CLK_GATE0, 6, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(ir_out, AO_CLK_GATE0, 7, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(saradc, AO_CLK_GATE0, 8, CLK_IGNORE_UNUSED);
-AXG_AO_GATE(ahb, AO_CLK_GATE0, 0);
-AXG_AO_GATE(ir_in, AO_CLK_GATE0, 1);
-AXG_AO_GATE(i2c_m0, AO_CLK_GATE0, 2);
-AXG_AO_GATE(i2c_s0, AO_CLK_GATE0, 3);
-AXG_AO_GATE(uart, AO_CLK_GATE0, 4);
-AXG_AO_GATE(prod_i2c, AO_CLK_GATE0, 5);
-AXG_AO_GATE(uart2, AO_CLK_GATE0, 6);
-AXG_AO_GATE(ir_out, AO_CLK_GATE0, 7);
-AXG_AO_GATE(saradc, AO_CLK_GATE0, 8);
-AXG_AO_GATE(mailbox, AO_CLK_GATE0_SP, 0);
-AXG_AO_GATE(m3, AO_CLK_GATE0_SP, 1);
-AXG_AO_GATE(ahb_sram, AO_CLK_GATE0_SP, 2);
-AXG_AO_GATE(rti, AO_CLK_GATE0_SP, 3);
-AXG_AO_GATE(m4_fclk, AO_CLK_GATE0_SP, 4);
-AXG_AO_GATE(m4_hclk, AO_CLK_GATE0_SP, 5);
+static G12A_AO_PCLK(mailbox, AO_CLK_GATE0_SP, 0, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(m3, AO_CLK_GATE0_SP, 1, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(ahb_sram, AO_CLK_GATE0_SP, 2, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(rti, AO_CLK_GATE0_SP, 3, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(m4_fclk, AO_CLK_GATE0_SP, 4, CLK_IGNORE_UNUSED);
+static G12A_AO_PCLK(m4_hclk, AO_CLK_GATE0_SP, 5, CLK_IGNORE_UNUSED);
-static struct clk_regmap g12a_aoclk_cts_oscin = {
+static struct clk_regmap g12a_ao_cts_oscin = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTI_PWR_CNTL_REG0,
.bit_idx = 14,
@@ -103,22 +95,22 @@ static const struct meson_clk_dualdiv_param g12a_32k_div_table[] = {
/* 32k_by_oscin clock */
-static struct clk_regmap g12a_aoclk_32k_by_oscin_pre = {
+static struct clk_regmap g12a_ao_32k_by_oscin_pre = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTC_ALT_CLK_CNTL0,
.bit_idx = 31,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_32k_by_oscin_pre",
+ .name = "ao_32k_by_oscin_pre",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_cts_oscin.hw
+ &g12a_ao_cts_oscin.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap g12a_aoclk_32k_by_oscin_div = {
+static struct clk_regmap g12a_ao_32k_by_oscin_div = {
.data = &(struct meson_clk_dualdiv_data){
.n1 = {
.reg_off = AO_RTC_ALT_CLK_CNTL0,
@@ -148,16 +140,16 @@ static struct clk_regmap g12a_aoclk_32k_by_oscin_div = {
.table = g12a_32k_div_table,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_32k_by_oscin_div",
+ .name = "ao_32k_by_oscin_div",
.ops = &meson_clk_dualdiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_32k_by_oscin_pre.hw
+ &g12a_ao_32k_by_oscin_pre.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap g12a_aoclk_32k_by_oscin_sel = {
+static struct clk_regmap g12a_ao_32k_by_oscin_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTC_ALT_CLK_CNTL1,
.mask = 0x1,
@@ -165,27 +157,27 @@ static struct clk_regmap g12a_aoclk_32k_by_oscin_sel = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_32k_by_oscin_sel",
+ .name = "ao_32k_by_oscin_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_32k_by_oscin_div.hw,
- &g12a_aoclk_32k_by_oscin_pre.hw,
+ &g12a_ao_32k_by_oscin_div.hw,
+ &g12a_ao_32k_by_oscin_pre.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap g12a_aoclk_32k_by_oscin = {
+static struct clk_regmap g12a_ao_32k_by_oscin = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTC_ALT_CLK_CNTL0,
.bit_idx = 30,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_32k_by_oscin",
+ .name = "ao_32k_by_oscin",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_32k_by_oscin_sel.hw
+ &g12a_ao_32k_by_oscin_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -194,22 +186,22 @@ static struct clk_regmap g12a_aoclk_32k_by_oscin = {
/* cec clock */
-static struct clk_regmap g12a_aoclk_cec_pre = {
+static struct clk_regmap g12a_ao_cec_pre = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_CEC_CLK_CNTL_REG0,
.bit_idx = 31,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_cec_pre",
+ .name = "ao_cec_pre",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_cts_oscin.hw
+ &g12a_ao_cts_oscin.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap g12a_aoclk_cec_div = {
+static struct clk_regmap g12a_ao_cec_div = {
.data = &(struct meson_clk_dualdiv_data){
.n1 = {
.reg_off = AO_CEC_CLK_CNTL_REG0,
@@ -239,16 +231,16 @@ static struct clk_regmap g12a_aoclk_cec_div = {
.table = g12a_32k_div_table,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_cec_div",
+ .name = "ao_cec_div",
.ops = &meson_clk_dualdiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_cec_pre.hw
+ &g12a_ao_cec_pre.hw
},
.num_parents = 1,
},
};
-static struct clk_regmap g12a_aoclk_cec_sel = {
+static struct clk_regmap g12a_ao_cec_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_CEC_CLK_CNTL_REG1,
.mask = 0x1,
@@ -256,34 +248,34 @@ static struct clk_regmap g12a_aoclk_cec_sel = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_cec_sel",
+ .name = "ao_cec_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_cec_div.hw,
- &g12a_aoclk_cec_pre.hw,
+ &g12a_ao_cec_div.hw,
+ &g12a_ao_cec_pre.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap g12a_aoclk_cec = {
+static struct clk_regmap g12a_ao_cec = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_CEC_CLK_CNTL_REG0,
.bit_idx = 30,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_cec",
+ .name = "ao_cec",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_cec_sel.hw
+ &g12a_ao_cec_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap g12a_aoclk_cts_rtc_oscin = {
+static struct clk_regmap g12a_ao_cts_rtc_oscin = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTI_PWR_CNTL_REG0,
.mask = 0x1,
@@ -291,10 +283,10 @@ static struct clk_regmap g12a_aoclk_cts_rtc_oscin = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_cts_rtc_oscin",
+ .name = "ao_cts_rtc_oscin",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
- { .hw = &g12a_aoclk_32k_by_oscin.hw },
+ { .hw = &g12a_ao_32k_by_oscin.hw },
{ .fw_name = "ext-32k-0", },
},
.num_parents = 2,
@@ -302,7 +294,7 @@ static struct clk_regmap g12a_aoclk_cts_rtc_oscin = {
},
};
-static struct clk_regmap g12a_aoclk_clk81 = {
+static struct clk_regmap g12a_ao_clk81 = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTI_PWR_CNTL_REG0,
.mask = 0x1,
@@ -310,68 +302,74 @@ static struct clk_regmap g12a_aoclk_clk81 = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
+ /*
+ * NOTE: this is one of the infamous clock the pwm driver
+ * can request directly by its global name. It's wrong but
+ * there is not much we can do about it until the support
+ * for the old pwm bindings is dropped
+ */
.name = "g12a_ao_clk81",
.ops = &clk_regmap_mux_ro_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "mpeg-clk", },
- { .hw = &g12a_aoclk_cts_rtc_oscin.hw },
+ { .hw = &g12a_ao_cts_rtc_oscin.hw },
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap g12a_aoclk_saradc_mux = {
+static struct clk_regmap g12a_ao_saradc_mux = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_SAR_CLK,
.mask = 0x3,
.shift = 9,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_saradc_mux",
+ .name = "ao_saradc_mux",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "xtal", },
- { .hw = &g12a_aoclk_clk81.hw },
+ { .hw = &g12a_ao_clk81.hw },
},
.num_parents = 2,
},
};
-static struct clk_regmap g12a_aoclk_saradc_div = {
+static struct clk_regmap g12a_ao_saradc_div = {
.data = &(struct clk_regmap_div_data) {
.offset = AO_SAR_CLK,
.shift = 0,
.width = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_saradc_div",
+ .name = "ao_saradc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_saradc_mux.hw
+ &g12a_ao_saradc_mux.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap g12a_aoclk_saradc_gate = {
+static struct clk_regmap g12a_ao_saradc_gate = {
.data = &(struct clk_regmap_gate_data) {
.offset = AO_SAR_CLK,
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "g12a_ao_saradc_gate",
+ .name = "ao_saradc_gate",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_aoclk_saradc_div.hw
+ &g12a_ao_saradc_div.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const unsigned int g12a_aoclk_reset[] = {
+static const unsigned int g12a_ao_reset[] = {
[RESET_AO_IR_IN] = 16,
[RESET_AO_UART] = 17,
[RESET_AO_I2C_M] = 18,
@@ -381,65 +379,67 @@ static const unsigned int g12a_aoclk_reset[] = {
[RESET_AO_IR_OUT] = 23,
};
-static struct clk_hw *g12a_aoclk_hw_clks[] = {
- [CLKID_AO_AHB] = &g12a_aoclk_ahb.hw,
- [CLKID_AO_IR_IN] = &g12a_aoclk_ir_in.hw,
- [CLKID_AO_I2C_M0] = &g12a_aoclk_i2c_m0.hw,
- [CLKID_AO_I2C_S0] = &g12a_aoclk_i2c_s0.hw,
- [CLKID_AO_UART] = &g12a_aoclk_uart.hw,
- [CLKID_AO_PROD_I2C] = &g12a_aoclk_prod_i2c.hw,
- [CLKID_AO_UART2] = &g12a_aoclk_uart2.hw,
- [CLKID_AO_IR_OUT] = &g12a_aoclk_ir_out.hw,
- [CLKID_AO_SAR_ADC] = &g12a_aoclk_saradc.hw,
- [CLKID_AO_MAILBOX] = &g12a_aoclk_mailbox.hw,
- [CLKID_AO_M3] = &g12a_aoclk_m3.hw,
- [CLKID_AO_AHB_SRAM] = &g12a_aoclk_ahb_sram.hw,
- [CLKID_AO_RTI] = &g12a_aoclk_rti.hw,
- [CLKID_AO_M4_FCLK] = &g12a_aoclk_m4_fclk.hw,
- [CLKID_AO_M4_HCLK] = &g12a_aoclk_m4_hclk.hw,
- [CLKID_AO_CLK81] = &g12a_aoclk_clk81.hw,
- [CLKID_AO_SAR_ADC_SEL] = &g12a_aoclk_saradc_mux.hw,
- [CLKID_AO_SAR_ADC_DIV] = &g12a_aoclk_saradc_div.hw,
- [CLKID_AO_SAR_ADC_CLK] = &g12a_aoclk_saradc_gate.hw,
- [CLKID_AO_CTS_OSCIN] = &g12a_aoclk_cts_oscin.hw,
- [CLKID_AO_32K_PRE] = &g12a_aoclk_32k_by_oscin_pre.hw,
- [CLKID_AO_32K_DIV] = &g12a_aoclk_32k_by_oscin_div.hw,
- [CLKID_AO_32K_SEL] = &g12a_aoclk_32k_by_oscin_sel.hw,
- [CLKID_AO_32K] = &g12a_aoclk_32k_by_oscin.hw,
- [CLKID_AO_CEC_PRE] = &g12a_aoclk_cec_pre.hw,
- [CLKID_AO_CEC_DIV] = &g12a_aoclk_cec_div.hw,
- [CLKID_AO_CEC_SEL] = &g12a_aoclk_cec_sel.hw,
- [CLKID_AO_CEC] = &g12a_aoclk_cec.hw,
- [CLKID_AO_CTS_RTC_OSCIN] = &g12a_aoclk_cts_rtc_oscin.hw,
+static struct clk_hw *g12a_ao_hw_clks[] = {
+ [CLKID_AO_AHB] = &g12a_ao_ahb.hw,
+ [CLKID_AO_IR_IN] = &g12a_ao_ir_in.hw,
+ [CLKID_AO_I2C_M0] = &g12a_ao_i2c_m0.hw,
+ [CLKID_AO_I2C_S0] = &g12a_ao_i2c_s0.hw,
+ [CLKID_AO_UART] = &g12a_ao_uart.hw,
+ [CLKID_AO_PROD_I2C] = &g12a_ao_prod_i2c.hw,
+ [CLKID_AO_UART2] = &g12a_ao_uart2.hw,
+ [CLKID_AO_IR_OUT] = &g12a_ao_ir_out.hw,
+ [CLKID_AO_SAR_ADC] = &g12a_ao_saradc.hw,
+ [CLKID_AO_MAILBOX] = &g12a_ao_mailbox.hw,
+ [CLKID_AO_M3] = &g12a_ao_m3.hw,
+ [CLKID_AO_AHB_SRAM] = &g12a_ao_ahb_sram.hw,
+ [CLKID_AO_RTI] = &g12a_ao_rti.hw,
+ [CLKID_AO_M4_FCLK] = &g12a_ao_m4_fclk.hw,
+ [CLKID_AO_M4_HCLK] = &g12a_ao_m4_hclk.hw,
+ [CLKID_AO_CLK81] = &g12a_ao_clk81.hw,
+ [CLKID_AO_SAR_ADC_SEL] = &g12a_ao_saradc_mux.hw,
+ [CLKID_AO_SAR_ADC_DIV] = &g12a_ao_saradc_div.hw,
+ [CLKID_AO_SAR_ADC_CLK] = &g12a_ao_saradc_gate.hw,
+ [CLKID_AO_CTS_OSCIN] = &g12a_ao_cts_oscin.hw,
+ [CLKID_AO_32K_PRE] = &g12a_ao_32k_by_oscin_pre.hw,
+ [CLKID_AO_32K_DIV] = &g12a_ao_32k_by_oscin_div.hw,
+ [CLKID_AO_32K_SEL] = &g12a_ao_32k_by_oscin_sel.hw,
+ [CLKID_AO_32K] = &g12a_ao_32k_by_oscin.hw,
+ [CLKID_AO_CEC_PRE] = &g12a_ao_cec_pre.hw,
+ [CLKID_AO_CEC_DIV] = &g12a_ao_cec_div.hw,
+ [CLKID_AO_CEC_SEL] = &g12a_ao_cec_sel.hw,
+ [CLKID_AO_CEC] = &g12a_ao_cec.hw,
+ [CLKID_AO_CTS_RTC_OSCIN] = &g12a_ao_cts_rtc_oscin.hw,
};
-static const struct meson_aoclk_data g12a_aoclkc_data = {
+static const struct meson_aoclk_data g12a_ao_clkc_data = {
.reset_reg = AO_RTI_GEN_CNTL_REG0,
- .num_reset = ARRAY_SIZE(g12a_aoclk_reset),
- .reset = g12a_aoclk_reset,
- .hw_clks = {
- .hws = g12a_aoclk_hw_clks,
- .num = ARRAY_SIZE(g12a_aoclk_hw_clks),
+ .num_reset = ARRAY_SIZE(g12a_ao_reset),
+ .reset = g12a_ao_reset,
+ .clkc_data = {
+ .hw_clks = {
+ .hws = g12a_ao_hw_clks,
+ .num = ARRAY_SIZE(g12a_ao_hw_clks),
+ },
},
};
-static const struct of_device_id g12a_aoclkc_match_table[] = {
+static const struct of_device_id g12a_ao_clkc_match_table[] = {
{
.compatible = "amlogic,meson-g12a-aoclkc",
- .data = &g12a_aoclkc_data,
+ .data = &g12a_ao_clkc_data.clkc_data,
},
{ }
};
-MODULE_DEVICE_TABLE(of, g12a_aoclkc_match_table);
+MODULE_DEVICE_TABLE(of, g12a_ao_clkc_match_table);
-static struct platform_driver g12a_aoclkc_driver = {
+static struct platform_driver g12a_ao_clkc_driver = {
.probe = meson_aoclkc_probe,
.driver = {
.name = "g12a-aoclkc",
- .of_match_table = g12a_aoclkc_match_table,
+ .of_match_table = g12a_ao_clkc_match_table,
},
};
-module_platform_driver(g12a_aoclkc_driver);
+module_platform_driver(g12a_ao_clkc_driver);
MODULE_DESCRIPTION("Amlogic G12A Always-ON Clock Controller driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/meson/g12a.c b/drivers/clk/meson/g12a.c
index 66f0e817e416..185b6348251d 100644
--- a/drivers/clk/meson/g12a.c
+++ b/drivers/clk/meson/g12a.c
@@ -23,7 +23,7 @@
#include "clk-cpu-dyndiv.h"
#include "vid-pll-div.h"
#include "vclk.h"
-#include "meson-eeclk.h"
+#include "meson-clkc-utils.h"
#include <dt-bindings/clock/g12a-clkc.h>
@@ -386,6 +386,451 @@ static struct clk_fixed_factor g12b_sys1_pll_div16 = {
},
};
+static const struct pll_mult_range g12a_gp0_pll_mult_range = {
+ .min = 125,
+ .max = 255,
+};
+
+/*
+ * Internal gp0 pll emulation configuration parameters
+ */
+static const struct reg_sequence g12a_gp0_pll_init_regs[] = {
+ { .reg = HHI_GP0_PLL_CNTL1, .def = 0x00000000 },
+ { .reg = HHI_GP0_PLL_CNTL2, .def = 0x00000000 },
+ { .reg = HHI_GP0_PLL_CNTL3, .def = 0x48681c00 },
+ { .reg = HHI_GP0_PLL_CNTL4, .def = 0x33771290 },
+ { .reg = HHI_GP0_PLL_CNTL5, .def = 0x39272000 },
+ { .reg = HHI_GP0_PLL_CNTL6, .def = 0x56540000 },
+};
+
+static struct clk_regmap g12a_gp0_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = HHI_GP0_PLL_CNTL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = HHI_GP0_PLL_CNTL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = HHI_GP0_PLL_CNTL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .frac = {
+ .reg_off = HHI_GP0_PLL_CNTL1,
+ .shift = 0,
+ .width = 17,
+ },
+ .l = {
+ .reg_off = HHI_GP0_PLL_CNTL0,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_GP0_PLL_CNTL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .range = &g12a_gp0_pll_mult_range,
+ .init_regs = g12a_gp0_pll_init_regs,
+ .init_count = ARRAY_SIZE(g12a_gp0_pll_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "gp0_pll_dco",
+ .ops = &meson_clk_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "xtal",
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap g12a_gp0_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = HHI_GP0_PLL_CNTL0,
+ .shift = 16,
+ .width = 3,
+ .flags = (CLK_DIVIDER_POWER_OF_TWO |
+ CLK_DIVIDER_ROUND_CLOSEST),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "gp0_pll",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_gp0_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap sm1_gp1_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = HHI_GP1_PLL_CNTL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = HHI_GP1_PLL_CNTL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = HHI_GP1_PLL_CNTL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .frac = {
+ .reg_off = HHI_GP1_PLL_CNTL1,
+ .shift = 0,
+ .width = 17,
+ },
+ .l = {
+ .reg_off = HHI_GP1_PLL_CNTL0,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_GP1_PLL_CNTL0,
+ .shift = 29,
+ .width = 1,
+ },
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "gp1_pll_dco",
+ .ops = &meson_clk_pll_ro_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "xtal",
+ },
+ .num_parents = 1,
+ /* This clock feeds the DSU, avoid disabling it */
+ .flags = CLK_IS_CRITICAL,
+ },
+};
+
+static struct clk_regmap sm1_gp1_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = HHI_GP1_PLL_CNTL0,
+ .shift = 16,
+ .width = 3,
+ .flags = (CLK_DIVIDER_POWER_OF_TWO |
+ CLK_DIVIDER_ROUND_CLOSEST),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "gp1_pll",
+ .ops = &clk_regmap_divider_ro_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &sm1_gp1_pll_dco.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+/*
+ * Internal hifi pll emulation configuration parameters
+ */
+static const struct reg_sequence g12a_hifi_pll_init_regs[] = {
+ { .reg = HHI_HIFI_PLL_CNTL1, .def = 0x00000000 },
+ { .reg = HHI_HIFI_PLL_CNTL2, .def = 0x00000000 },
+ { .reg = HHI_HIFI_PLL_CNTL3, .def = 0x6a285c00 },
+ { .reg = HHI_HIFI_PLL_CNTL4, .def = 0x65771290 },
+ { .reg = HHI_HIFI_PLL_CNTL5, .def = 0x39272000 },
+ { .reg = HHI_HIFI_PLL_CNTL6, .def = 0x56540000 },
+};
+
+static struct clk_regmap g12a_hifi_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = HHI_HIFI_PLL_CNTL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = HHI_HIFI_PLL_CNTL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = HHI_HIFI_PLL_CNTL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .frac = {
+ .reg_off = HHI_HIFI_PLL_CNTL1,
+ .shift = 0,
+ .width = 17,
+ },
+ .l = {
+ .reg_off = HHI_HIFI_PLL_CNTL0,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_HIFI_PLL_CNTL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .range = &g12a_gp0_pll_mult_range,
+ .init_regs = g12a_hifi_pll_init_regs,
+ .init_count = ARRAY_SIZE(g12a_hifi_pll_init_regs),
+ .flags = CLK_MESON_PLL_ROUND_CLOSEST,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hifi_pll_dco",
+ .ops = &meson_clk_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "xtal",
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap g12a_hifi_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = HHI_HIFI_PLL_CNTL0,
+ .shift = 16,
+ .width = 2,
+ .flags = (CLK_DIVIDER_POWER_OF_TWO |
+ CLK_DIVIDER_ROUND_CLOSEST),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hifi_pll",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_hifi_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+/*
+ * The Meson G12A PCIE PLL is fined tuned to deliver a very precise
+ * 100MHz reference clock for the PCIe Analog PHY, and thus requires
+ * a strict register sequence to enable the PLL.
+ */
+static const struct reg_sequence g12a_pcie_pll_init_regs[] = {
+ { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x20090496 },
+ { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x30090496 },
+ { .reg = HHI_PCIE_PLL_CNTL1, .def = 0x00000000 },
+ { .reg = HHI_PCIE_PLL_CNTL2, .def = 0x00001100 },
+ { .reg = HHI_PCIE_PLL_CNTL3, .def = 0x10058e00 },
+ { .reg = HHI_PCIE_PLL_CNTL4, .def = 0x000100c0 },
+ { .reg = HHI_PCIE_PLL_CNTL5, .def = 0x68000048 },
+ { .reg = HHI_PCIE_PLL_CNTL5, .def = 0x68000068, .delay_us = 20 },
+ { .reg = HHI_PCIE_PLL_CNTL4, .def = 0x008100c0, .delay_us = 10 },
+ { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x34090496 },
+ { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x14090496, .delay_us = 10 },
+ { .reg = HHI_PCIE_PLL_CNTL2, .def = 0x00001000 },
+};
+
+/* Keep a single entry table for recalc/round_rate() ops */
+static const struct pll_params_table g12a_pcie_pll_table[] = {
+ PLL_PARAMS(150, 1),
+ {0, 0},
+};
+
+static struct clk_regmap g12a_pcie_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = HHI_PCIE_PLL_CNTL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = HHI_PCIE_PLL_CNTL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = HHI_PCIE_PLL_CNTL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .frac = {
+ .reg_off = HHI_PCIE_PLL_CNTL1,
+ .shift = 0,
+ .width = 12,
+ },
+ .l = {
+ .reg_off = HHI_PCIE_PLL_CNTL0,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_PCIE_PLL_CNTL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .table = g12a_pcie_pll_table,
+ .init_regs = g12a_pcie_pll_init_regs,
+ .init_count = ARRAY_SIZE(g12a_pcie_pll_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll_dco",
+ .ops = &meson_clk_pcie_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "xtal",
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_fixed_factor g12a_pcie_pll_dco_div2 = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll_dco_div2",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_pcie_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap g12a_pcie_pll_od = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = HHI_PCIE_PLL_CNTL0,
+ .shift = 16,
+ .width = 5,
+ .flags = CLK_DIVIDER_ROUND_CLOSEST |
+ CLK_DIVIDER_ONE_BASED |
+ CLK_DIVIDER_ALLOW_ZERO,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll_od",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_pcie_pll_dco_div2.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_fixed_factor g12a_pcie_pll = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll_pll",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_pcie_pll_od.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap g12a_hdmi_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = HHI_HDMI_PLL_CNTL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = HHI_HDMI_PLL_CNTL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = HHI_HDMI_PLL_CNTL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .frac = {
+ .reg_off = HHI_HDMI_PLL_CNTL1,
+ .shift = 0,
+ .width = 16,
+ },
+ .l = {
+ .reg_off = HHI_HDMI_PLL_CNTL0,
+ .shift = 30,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_HDMI_PLL_CNTL0,
+ .shift = 29,
+ .width = 1,
+ },
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll_dco",
+ .ops = &meson_clk_pll_ro_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "xtal",
+ },
+ .num_parents = 1,
+ /*
+ * Display directly handle hdmi pll registers ATM, we need
+ * NOCACHE to keep our view of the clock as accurate as possible
+ */
+ .flags = CLK_GET_RATE_NOCACHE,
+ },
+};
+
+static struct clk_regmap g12a_hdmi_pll_od = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = HHI_HDMI_PLL_CNTL0,
+ .shift = 16,
+ .width = 2,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll_od",
+ .ops = &clk_regmap_divider_ro_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_hdmi_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap g12a_hdmi_pll_od2 = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = HHI_HDMI_PLL_CNTL0,
+ .shift = 18,
+ .width = 2,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll_od2",
+ .ops = &clk_regmap_divider_ro_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_hdmi_pll_od.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap g12a_hdmi_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = HHI_HDMI_PLL_CNTL0,
+ .shift = 20,
+ .width = 2,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll",
+ .ops = &clk_regmap_divider_ro_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_hdmi_pll_od2.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
+ },
+};
+
static struct clk_fixed_factor g12a_fclk_div2_div = {
.mult = 1,
.div = 2,
@@ -459,36 +904,166 @@ static struct clk_regmap g12a_fclk_div3 = {
},
};
-/* Datasheet names this field as "premux0" */
-static struct clk_regmap g12a_cpu_clk_premux0 = {
+
+static struct clk_fixed_factor g12a_fclk_div4_div = {
+ .mult = 1,
+ .div = 4,
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div4_div",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) { &g12a_fixed_pll.hw },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap g12a_fclk_div4 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = HHI_FIX_PLL_CNTL1,
+ .bit_idx = 21,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div4",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_fclk_div4_div.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_fixed_factor g12a_fclk_div5_div = {
+ .mult = 1,
+ .div = 5,
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div5_div",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) { &g12a_fixed_pll.hw },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap g12a_fclk_div5 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = HHI_FIX_PLL_CNTL1,
+ .bit_idx = 22,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div5",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_fclk_div5_div.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_fixed_factor g12a_fclk_div7_div = {
+ .mult = 1,
+ .div = 7,
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div7_div",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) { &g12a_fixed_pll.hw },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap g12a_fclk_div7 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = HHI_FIX_PLL_CNTL1,
+ .bit_idx = 23,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div7",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_fclk_div7_div.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_fixed_factor g12a_fclk_div2p5_div = {
+ .mult = 1,
+ .div = 5,
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div2p5_div",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_fixed_pll_dco.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap g12a_fclk_div2p5 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = HHI_FIX_PLL_CNTL1,
+ .bit_idx = 25,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "fclk_div2p5",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_fclk_div2p5_div.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_fixed_factor g12a_mpll_50m_div = {
+ .mult = 1,
+ .div = 80,
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll_50m_div",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_fixed_pll_dco.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap g12a_mpll_50m = {
.data = &(struct clk_regmap_mux_data){
- .offset = HHI_SYS_CPU_CLK_CNTL0,
- .mask = 0x3,
- .shift = 0,
- .flags = CLK_MUX_ROUND_CLOSEST,
+ .offset = HHI_FIX_PLL_CNTL3,
+ .mask = 0x1,
+ .shift = 5,
},
.hw.init = &(struct clk_init_data){
- .name = "cpu_clk_dyn0_sel",
- .ops = &clk_regmap_mux_ops,
+ .name = "mpll_50m",
+ .ops = &clk_regmap_mux_ro_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "xtal", },
- { .hw = &g12a_fclk_div2.hw },
- { .hw = &g12a_fclk_div3.hw },
+ { .hw = &g12a_mpll_50m_div.hw },
},
- .num_parents = 3,
- .flags = CLK_SET_RATE_PARENT,
+ .num_parents = 2,
},
};
-/* Datasheet names this field as "premux1" */
-static struct clk_regmap g12a_cpu_clk_premux1 = {
+static struct clk_fixed_factor g12a_mpll_prediv = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll_prediv",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_fixed_pll_dco.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+/* Datasheet names this field as "premux0" */
+static struct clk_regmap g12a_cpu_clk_dyn0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL0,
.mask = 0x3,
- .shift = 16,
+ .shift = 0,
+ .flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
- .name = "cpu_clk_dyn1_sel",
+ .name = "cpu_clk_dyn0_sel",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "xtal", },
@@ -496,13 +1071,12 @@ static struct clk_regmap g12a_cpu_clk_premux1 = {
{ .hw = &g12a_fclk_div3.hw },
},
.num_parents = 3,
- /* This sub-tree is used a parking clock */
- .flags = CLK_SET_RATE_NO_REPARENT
+ .flags = CLK_SET_RATE_PARENT,
},
};
/* Datasheet names this field as "mux0_divn_tcnt" */
-static struct clk_regmap g12a_cpu_clk_mux0_div = {
+static struct clk_regmap g12a_cpu_clk_dyn0_div = {
.data = &(struct meson_clk_cpu_dyndiv_data){
.div = {
.reg_off = HHI_SYS_CPU_CLK_CNTL0,
@@ -519,7 +1093,7 @@ static struct clk_regmap g12a_cpu_clk_mux0_div = {
.name = "cpu_clk_dyn0_div",
.ops = &meson_clk_cpu_dyndiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_cpu_clk_premux0.hw
+ &g12a_cpu_clk_dyn0_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -527,7 +1101,7 @@ static struct clk_regmap g12a_cpu_clk_mux0_div = {
};
/* Datasheet names this field as "postmux0" */
-static struct clk_regmap g12a_cpu_clk_postmux0 = {
+static struct clk_regmap g12a_cpu_clk_dyn0 = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL0,
.mask = 0x1,
@@ -538,16 +1112,37 @@ static struct clk_regmap g12a_cpu_clk_postmux0 = {
.name = "cpu_clk_dyn0",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_cpu_clk_premux0.hw,
- &g12a_cpu_clk_mux0_div.hw,
+ &g12a_cpu_clk_dyn0_sel.hw,
+ &g12a_cpu_clk_dyn0_div.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
+/* Datasheet names this field as "premux1" */
+static struct clk_regmap g12a_cpu_clk_dyn1_sel = {
+ .data = &(struct clk_regmap_mux_data){
+ .offset = HHI_SYS_CPU_CLK_CNTL0,
+ .mask = 0x3,
+ .shift = 16,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "cpu_clk_dyn1_sel",
+ .ops = &clk_regmap_mux_ops,
+ .parent_data = (const struct clk_parent_data []) {
+ { .fw_name = "xtal", },
+ { .hw = &g12a_fclk_div2.hw },
+ { .hw = &g12a_fclk_div3.hw },
+ },
+ .num_parents = 3,
+ /* This sub-tree is used a parking clock */
+ .flags = CLK_SET_RATE_NO_REPARENT
+ },
+};
+
/* Datasheet names this field as "Mux1_divn_tcnt" */
-static struct clk_regmap g12a_cpu_clk_mux1_div = {
+static struct clk_regmap g12a_cpu_clk_dyn1_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_SYS_CPU_CLK_CNTL0,
.shift = 20,
@@ -557,14 +1152,14 @@ static struct clk_regmap g12a_cpu_clk_mux1_div = {
.name = "cpu_clk_dyn1_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_cpu_clk_premux1.hw
+ &g12a_cpu_clk_dyn1_sel.hw
},
.num_parents = 1,
},
};
/* Datasheet names this field as "postmux1" */
-static struct clk_regmap g12a_cpu_clk_postmux1 = {
+static struct clk_regmap g12a_cpu_clk_dyn1 = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL0,
.mask = 0x1,
@@ -574,8 +1169,8 @@ static struct clk_regmap g12a_cpu_clk_postmux1 = {
.name = "cpu_clk_dyn1",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_cpu_clk_premux1.hw,
- &g12a_cpu_clk_mux1_div.hw,
+ &g12a_cpu_clk_dyn1_sel.hw,
+ &g12a_cpu_clk_dyn1_div.hw,
},
.num_parents = 2,
/* This sub-tree is used a parking clock */
@@ -595,8 +1190,8 @@ static struct clk_regmap g12a_cpu_clk_dyn = {
.name = "cpu_clk_dyn",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_cpu_clk_postmux0.hw,
- &g12a_cpu_clk_postmux1.hw,
+ &g12a_cpu_clk_dyn0.hw,
+ &g12a_cpu_clk_dyn1.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
@@ -644,7 +1239,7 @@ static struct clk_regmap g12b_cpu_clk = {
};
/* Datasheet names this field as "premux0" */
-static struct clk_regmap g12b_cpub_clk_premux0 = {
+static struct clk_regmap g12b_cpub_clk_dyn0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPUB_CLK_CNTL,
.mask = 0x3,
@@ -665,7 +1260,7 @@ static struct clk_regmap g12b_cpub_clk_premux0 = {
};
/* Datasheet names this field as "mux0_divn_tcnt" */
-static struct clk_regmap g12b_cpub_clk_mux0_div = {
+static struct clk_regmap g12b_cpub_clk_dyn0_div = {
.data = &(struct meson_clk_cpu_dyndiv_data){
.div = {
.reg_off = HHI_SYS_CPUB_CLK_CNTL,
@@ -682,7 +1277,7 @@ static struct clk_regmap g12b_cpub_clk_mux0_div = {
.name = "cpub_clk_dyn0_div",
.ops = &meson_clk_cpu_dyndiv_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_premux0.hw
+ &g12b_cpub_clk_dyn0_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -690,7 +1285,7 @@ static struct clk_regmap g12b_cpub_clk_mux0_div = {
};
/* Datasheet names this field as "postmux0" */
-static struct clk_regmap g12b_cpub_clk_postmux0 = {
+static struct clk_regmap g12b_cpub_clk_dyn0 = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPUB_CLK_CNTL,
.mask = 0x1,
@@ -701,8 +1296,8 @@ static struct clk_regmap g12b_cpub_clk_postmux0 = {
.name = "cpub_clk_dyn0",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_premux0.hw,
- &g12b_cpub_clk_mux0_div.hw
+ &g12b_cpub_clk_dyn0_sel.hw,
+ &g12b_cpub_clk_dyn0_div.hw
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
@@ -710,7 +1305,7 @@ static struct clk_regmap g12b_cpub_clk_postmux0 = {
};
/* Datasheet names this field as "premux1" */
-static struct clk_regmap g12b_cpub_clk_premux1 = {
+static struct clk_regmap g12b_cpub_clk_dyn1_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPUB_CLK_CNTL,
.mask = 0x3,
@@ -731,7 +1326,7 @@ static struct clk_regmap g12b_cpub_clk_premux1 = {
};
/* Datasheet names this field as "Mux1_divn_tcnt" */
-static struct clk_regmap g12b_cpub_clk_mux1_div = {
+static struct clk_regmap g12b_cpub_clk_dyn1_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_SYS_CPUB_CLK_CNTL,
.shift = 20,
@@ -741,14 +1336,14 @@ static struct clk_regmap g12b_cpub_clk_mux1_div = {
.name = "cpub_clk_dyn1_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_premux1.hw
+ &g12b_cpub_clk_dyn1_sel.hw
},
.num_parents = 1,
},
};
/* Datasheet names this field as "postmux1" */
-static struct clk_regmap g12b_cpub_clk_postmux1 = {
+static struct clk_regmap g12b_cpub_clk_dyn1 = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPUB_CLK_CNTL,
.mask = 0x1,
@@ -758,8 +1353,8 @@ static struct clk_regmap g12b_cpub_clk_postmux1 = {
.name = "cpub_clk_dyn1",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_premux1.hw,
- &g12b_cpub_clk_mux1_div.hw
+ &g12b_cpub_clk_dyn1_sel.hw,
+ &g12b_cpub_clk_dyn1_div.hw
},
.num_parents = 2,
/* This sub-tree is used a parking clock */
@@ -779,8 +1374,8 @@ static struct clk_regmap g12b_cpub_clk_dyn = {
.name = "cpub_clk_dyn",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_postmux0.hw,
- &g12b_cpub_clk_postmux1.hw
+ &g12b_cpub_clk_dyn0.hw,
+ &g12b_cpub_clk_dyn1.hw
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
@@ -807,10 +1402,8 @@ static struct clk_regmap g12b_cpub_clk = {
},
};
-static struct clk_regmap sm1_gp1_pll;
-
/* Datasheet names this field as "premux0" */
-static struct clk_regmap sm1_dsu_clk_premux0 = {
+static struct clk_regmap sm1_dsu_clk_dyn0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL5,
.mask = 0x3,
@@ -829,28 +1422,8 @@ static struct clk_regmap sm1_dsu_clk_premux0 = {
},
};
-/* Datasheet names this field as "premux1" */
-static struct clk_regmap sm1_dsu_clk_premux1 = {
- .data = &(struct clk_regmap_mux_data){
- .offset = HHI_SYS_CPU_CLK_CNTL5,
- .mask = 0x3,
- .shift = 16,
- },
- .hw.init = &(struct clk_init_data){
- .name = "dsu_clk_dyn1_sel",
- .ops = &clk_regmap_mux_ro_ops,
- .parent_data = (const struct clk_parent_data []) {
- { .fw_name = "xtal", },
- { .hw = &g12a_fclk_div2.hw },
- { .hw = &g12a_fclk_div3.hw },
- { .hw = &sm1_gp1_pll.hw },
- },
- .num_parents = 4,
- },
-};
-
/* Datasheet names this field as "Mux0_divn_tcnt" */
-static struct clk_regmap sm1_dsu_clk_mux0_div = {
+static struct clk_regmap sm1_dsu_clk_dyn0_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_SYS_CPU_CLK_CNTL5,
.shift = 4,
@@ -860,14 +1433,14 @@ static struct clk_regmap sm1_dsu_clk_mux0_div = {
.name = "dsu_clk_dyn0_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sm1_dsu_clk_premux0.hw
+ &sm1_dsu_clk_dyn0_sel.hw
},
.num_parents = 1,
},
};
/* Datasheet names this field as "postmux0" */
-static struct clk_regmap sm1_dsu_clk_postmux0 = {
+static struct clk_regmap sm1_dsu_clk_dyn0 = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL5,
.mask = 0x1,
@@ -877,15 +1450,35 @@ static struct clk_regmap sm1_dsu_clk_postmux0 = {
.name = "dsu_clk_dyn0",
.ops = &clk_regmap_mux_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sm1_dsu_clk_premux0.hw,
- &sm1_dsu_clk_mux0_div.hw,
+ &sm1_dsu_clk_dyn0_sel.hw,
+ &sm1_dsu_clk_dyn0_div.hw,
},
.num_parents = 2,
},
};
+/* Datasheet names this field as "premux1" */
+static struct clk_regmap sm1_dsu_clk_dyn1_sel = {
+ .data = &(struct clk_regmap_mux_data){
+ .offset = HHI_SYS_CPU_CLK_CNTL5,
+ .mask = 0x3,
+ .shift = 16,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "dsu_clk_dyn1_sel",
+ .ops = &clk_regmap_mux_ro_ops,
+ .parent_data = (const struct clk_parent_data []) {
+ { .fw_name = "xtal", },
+ { .hw = &g12a_fclk_div2.hw },
+ { .hw = &g12a_fclk_div3.hw },
+ { .hw = &sm1_gp1_pll.hw },
+ },
+ .num_parents = 4,
+ },
+};
+
/* Datasheet names this field as "Mux1_divn_tcnt" */
-static struct clk_regmap sm1_dsu_clk_mux1_div = {
+static struct clk_regmap sm1_dsu_clk_dyn1_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_SYS_CPU_CLK_CNTL5,
.shift = 20,
@@ -895,14 +1488,14 @@ static struct clk_regmap sm1_dsu_clk_mux1_div = {
.name = "dsu_clk_dyn1_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sm1_dsu_clk_premux1.hw
+ &sm1_dsu_clk_dyn1_sel.hw
},
.num_parents = 1,
},
};
/* Datasheet names this field as "postmux1" */
-static struct clk_regmap sm1_dsu_clk_postmux1 = {
+static struct clk_regmap sm1_dsu_clk_dyn1 = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL5,
.mask = 0x1,
@@ -912,8 +1505,8 @@ static struct clk_regmap sm1_dsu_clk_postmux1 = {
.name = "dsu_clk_dyn1",
.ops = &clk_regmap_mux_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sm1_dsu_clk_premux1.hw,
- &sm1_dsu_clk_mux1_div.hw,
+ &sm1_dsu_clk_dyn1_sel.hw,
+ &sm1_dsu_clk_dyn1_div.hw,
},
.num_parents = 2,
},
@@ -930,8 +1523,8 @@ static struct clk_regmap sm1_dsu_clk_dyn = {
.name = "dsu_clk_dyn",
.ops = &clk_regmap_mux_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &sm1_dsu_clk_postmux0.hw,
- &sm1_dsu_clk_postmux1.hw,
+ &sm1_dsu_clk_dyn0.hw,
+ &sm1_dsu_clk_dyn1.hw,
},
.num_parents = 2,
},
@@ -1043,7 +1636,7 @@ static struct notifier_block g12a_cpu_clk_mux_nb = {
.notifier_call = g12a_cpu_clk_mux_notifier_cb,
};
-struct g12a_cpu_clk_postmux_nb_data {
+struct g12a_cpu_clk_dyn_nb_data {
struct notifier_block nb;
struct clk_hw *xtal;
struct clk_hw *cpu_clk_dyn;
@@ -1052,33 +1645,33 @@ struct g12a_cpu_clk_postmux_nb_data {
struct clk_hw *cpu_clk_premux1;
};
-static int g12a_cpu_clk_postmux_notifier_cb(struct notifier_block *nb,
- unsigned long event, void *data)
+static int g12a_cpu_clk_dyn_notifier_cb(struct notifier_block *nb,
+ unsigned long event, void *data)
{
- struct g12a_cpu_clk_postmux_nb_data *nb_data =
- container_of(nb, struct g12a_cpu_clk_postmux_nb_data, nb);
+ struct g12a_cpu_clk_dyn_nb_data *nb_data =
+ container_of(nb, struct g12a_cpu_clk_dyn_nb_data, nb);
switch (event) {
case PRE_RATE_CHANGE:
/*
- * This notifier means cpu_clk_postmux0 clock will be changed
+ * This notifier means cpu_clk_dyn0 clock will be changed
* to feed cpu_clk, this is the current path :
* cpu_clk
* \- cpu_clk_dyn
- * \- cpu_clk_postmux0
- * \- cpu_clk_muxX_div
- * \- cpu_clk_premux0
+ * \- cpu_clk_dyn0
+ * \- cpu_clk_dyn0_div
+ * \- cpu_clk_dyn0_sel
* \- fclk_div3 or fclk_div2
* OR
- * \- cpu_clk_premux0
+ * \- cpu_clk_dyn0_sel
* \- fclk_div3 or fclk_div2
*/
- /* Setup cpu_clk_premux1 to xtal */
+ /* Setup cpu_clk_dyn1_sel to xtal */
clk_hw_set_parent(nb_data->cpu_clk_premux1,
nb_data->xtal);
- /* Setup cpu_clk_postmux1 to bypass divider */
+ /* Setup cpu_clk_dyn1 to bypass divider */
clk_hw_set_parent(nb_data->cpu_clk_postmux1,
nb_data->cpu_clk_premux1);
@@ -1090,8 +1683,8 @@ static int g12a_cpu_clk_postmux_notifier_cb(struct notifier_block *nb,
* Now, cpu_clk is 24MHz in the current path :
* cpu_clk
* \- cpu_clk_dyn
- * \- cpu_clk_postmux1
- * \- cpu_clk_premux1
+ * \- cpu_clk_dyn1
+ * \- cpu_clk_dyn1_sel
* \- xtal
*/
@@ -1101,8 +1694,8 @@ static int g12a_cpu_clk_postmux_notifier_cb(struct notifier_block *nb,
case POST_RATE_CHANGE:
/*
- * The cpu_clk_postmux0 has ben updated, now switch back
- * cpu_clk_dyn to cpu_clk_postmux0 and take the changes
+ * The cpu_clk_dyn0 has ben updated, now switch back
+ * cpu_clk_dyn to cpu_clk_dyn0 and take the changes
* in account.
*/
@@ -1114,12 +1707,12 @@ static int g12a_cpu_clk_postmux_notifier_cb(struct notifier_block *nb,
* new path :
* cpu_clk
* \- cpu_clk_dyn
- * \- cpu_clk_postmux0
- * \- cpu_clk_muxX_div
- * \- cpu_clk_premux0
+ * \- cpu_clk_dyn0
+ * \- cpu_clk_dyn0_div
+ * \- cpu_clk_dyn0_sel
* \- fclk_div3 or fclk_div2
* OR
- * \- cpu_clk_premux0
+ * \- cpu_clk_dyn0_sel
* \- fclk_div3 or fclk_div2
*/
@@ -1132,20 +1725,20 @@ static int g12a_cpu_clk_postmux_notifier_cb(struct notifier_block *nb,
}
}
-static struct g12a_cpu_clk_postmux_nb_data g12a_cpu_clk_postmux0_nb_data = {
+static struct g12a_cpu_clk_dyn_nb_data g12a_cpu_clk_dyn0_nb_data = {
.cpu_clk_dyn = &g12a_cpu_clk_dyn.hw,
- .cpu_clk_postmux0 = &g12a_cpu_clk_postmux0.hw,
- .cpu_clk_postmux1 = &g12a_cpu_clk_postmux1.hw,
- .cpu_clk_premux1 = &g12a_cpu_clk_premux1.hw,
- .nb.notifier_call = g12a_cpu_clk_postmux_notifier_cb,
+ .cpu_clk_postmux0 = &g12a_cpu_clk_dyn0.hw,
+ .cpu_clk_postmux1 = &g12a_cpu_clk_dyn1.hw,
+ .cpu_clk_premux1 = &g12a_cpu_clk_dyn1_sel.hw,
+ .nb.notifier_call = g12a_cpu_clk_dyn_notifier_cb,
};
-static struct g12a_cpu_clk_postmux_nb_data g12b_cpub_clk_postmux0_nb_data = {
+static struct g12a_cpu_clk_dyn_nb_data g12b_cpub_clk_dyn0_nb_data = {
.cpu_clk_dyn = &g12b_cpub_clk_dyn.hw,
- .cpu_clk_postmux0 = &g12b_cpub_clk_postmux0.hw,
- .cpu_clk_postmux1 = &g12b_cpub_clk_postmux1.hw,
- .cpu_clk_premux1 = &g12b_cpub_clk_premux1.hw,
- .nb.notifier_call = g12a_cpu_clk_postmux_notifier_cb,
+ .cpu_clk_postmux0 = &g12b_cpub_clk_dyn0.hw,
+ .cpu_clk_postmux1 = &g12b_cpub_clk_dyn1.hw,
+ .cpu_clk_premux1 = &g12b_cpub_clk_dyn1_sel.hw,
+ .nb.notifier_call = g12a_cpu_clk_dyn_notifier_cb,
};
struct g12a_sys_pll_nb_data {
@@ -1551,27 +2144,29 @@ static struct clk_fixed_factor g12b_cpub_clk_div8 = {
},
};
-static u32 mux_table_cpub[] = { 1, 2, 3, 4, 5, 6, 7 };
+static u32 g12b_cpub_clk_if_parents_val_table[] = { 1, 2, 3, 4, 5, 6, 7 };
+static const struct clk_hw *g12b_cpub_clk_if_parents[] = {
+ &g12b_cpub_clk_div2.hw,
+ &g12b_cpub_clk_div3.hw,
+ &g12b_cpub_clk_div4.hw,
+ &g12b_cpub_clk_div5.hw,
+ &g12b_cpub_clk_div6.hw,
+ &g12b_cpub_clk_div7.hw,
+ &g12b_cpub_clk_div8.hw,
+};
+
static struct clk_regmap g12b_cpub_clk_apb_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPUB_CLK_CNTL1,
.mask = 7,
.shift = 3,
- .table = mux_table_cpub,
+ .table = g12b_cpub_clk_if_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cpub_clk_apb_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_div2.hw,
- &g12b_cpub_clk_div3.hw,
- &g12b_cpub_clk_div4.hw,
- &g12b_cpub_clk_div5.hw,
- &g12b_cpub_clk_div6.hw,
- &g12b_cpub_clk_div7.hw,
- &g12b_cpub_clk_div8.hw
- },
- .num_parents = 7,
+ .parent_hws = g12b_cpub_clk_if_parents,
+ .num_parents = ARRAY_SIZE(g12b_cpub_clk_if_parents),
},
};
@@ -1600,21 +2195,13 @@ static struct clk_regmap g12b_cpub_clk_atb_sel = {
.offset = HHI_SYS_CPUB_CLK_CNTL1,
.mask = 7,
.shift = 6,
- .table = mux_table_cpub,
+ .table = g12b_cpub_clk_if_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cpub_clk_atb_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_div2.hw,
- &g12b_cpub_clk_div3.hw,
- &g12b_cpub_clk_div4.hw,
- &g12b_cpub_clk_div5.hw,
- &g12b_cpub_clk_div6.hw,
- &g12b_cpub_clk_div7.hw,
- &g12b_cpub_clk_div8.hw
- },
- .num_parents = 7,
+ .parent_hws = g12b_cpub_clk_if_parents,
+ .num_parents = ARRAY_SIZE(g12b_cpub_clk_if_parents),
},
};
@@ -1643,21 +2230,13 @@ static struct clk_regmap g12b_cpub_clk_axi_sel = {
.offset = HHI_SYS_CPUB_CLK_CNTL1,
.mask = 7,
.shift = 9,
- .table = mux_table_cpub,
+ .table = g12b_cpub_clk_if_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cpub_clk_axi_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_div2.hw,
- &g12b_cpub_clk_div3.hw,
- &g12b_cpub_clk_div4.hw,
- &g12b_cpub_clk_div5.hw,
- &g12b_cpub_clk_div6.hw,
- &g12b_cpub_clk_div7.hw,
- &g12b_cpub_clk_div8.hw
- },
- .num_parents = 7,
+ .parent_hws = g12b_cpub_clk_if_parents,
+ .num_parents = ARRAY_SIZE(g12b_cpub_clk_if_parents),
},
};
@@ -1686,21 +2265,13 @@ static struct clk_regmap g12b_cpub_clk_trace_sel = {
.offset = HHI_SYS_CPUB_CLK_CNTL1,
.mask = 7,
.shift = 20,
- .table = mux_table_cpub,
+ .table = g12b_cpub_clk_if_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cpub_clk_trace_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12b_cpub_clk_div2.hw,
- &g12b_cpub_clk_div3.hw,
- &g12b_cpub_clk_div4.hw,
- &g12b_cpub_clk_div5.hw,
- &g12b_cpub_clk_div6.hw,
- &g12b_cpub_clk_div7.hw,
- &g12b_cpub_clk_div8.hw
- },
- .num_parents = 7,
+ .parent_hws = g12b_cpub_clk_if_parents,
+ .num_parents = ARRAY_SIZE(g12b_cpub_clk_if_parents),
},
};
@@ -1724,600 +2295,6 @@ static struct clk_regmap g12b_cpub_clk_trace = {
},
};
-static const struct pll_mult_range g12a_gp0_pll_mult_range = {
- .min = 125,
- .max = 255,
-};
-
-/*
- * Internal gp0 pll emulation configuration parameters
- */
-static const struct reg_sequence g12a_gp0_init_regs[] = {
- { .reg = HHI_GP0_PLL_CNTL1, .def = 0x00000000 },
- { .reg = HHI_GP0_PLL_CNTL2, .def = 0x00000000 },
- { .reg = HHI_GP0_PLL_CNTL3, .def = 0x48681c00 },
- { .reg = HHI_GP0_PLL_CNTL4, .def = 0x33771290 },
- { .reg = HHI_GP0_PLL_CNTL5, .def = 0x39272000 },
- { .reg = HHI_GP0_PLL_CNTL6, .def = 0x56540000 },
-};
-
-static struct clk_regmap g12a_gp0_pll_dco = {
- .data = &(struct meson_clk_pll_data){
- .en = {
- .reg_off = HHI_GP0_PLL_CNTL0,
- .shift = 28,
- .width = 1,
- },
- .m = {
- .reg_off = HHI_GP0_PLL_CNTL0,
- .shift = 0,
- .width = 8,
- },
- .n = {
- .reg_off = HHI_GP0_PLL_CNTL0,
- .shift = 10,
- .width = 5,
- },
- .frac = {
- .reg_off = HHI_GP0_PLL_CNTL1,
- .shift = 0,
- .width = 17,
- },
- .l = {
- .reg_off = HHI_GP0_PLL_CNTL0,
- .shift = 31,
- .width = 1,
- },
- .rst = {
- .reg_off = HHI_GP0_PLL_CNTL0,
- .shift = 29,
- .width = 1,
- },
- .range = &g12a_gp0_pll_mult_range,
- .init_regs = g12a_gp0_init_regs,
- .init_count = ARRAY_SIZE(g12a_gp0_init_regs),
- },
- .hw.init = &(struct clk_init_data){
- .name = "gp0_pll_dco",
- .ops = &meson_clk_pll_ops,
- .parent_data = &(const struct clk_parent_data) {
- .fw_name = "xtal",
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap g12a_gp0_pll = {
- .data = &(struct clk_regmap_div_data){
- .offset = HHI_GP0_PLL_CNTL0,
- .shift = 16,
- .width = 3,
- .flags = (CLK_DIVIDER_POWER_OF_TWO |
- CLK_DIVIDER_ROUND_CLOSEST),
- },
- .hw.init = &(struct clk_init_data){
- .name = "gp0_pll",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_gp0_pll_dco.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap sm1_gp1_pll_dco = {
- .data = &(struct meson_clk_pll_data){
- .en = {
- .reg_off = HHI_GP1_PLL_CNTL0,
- .shift = 28,
- .width = 1,
- },
- .m = {
- .reg_off = HHI_GP1_PLL_CNTL0,
- .shift = 0,
- .width = 8,
- },
- .n = {
- .reg_off = HHI_GP1_PLL_CNTL0,
- .shift = 10,
- .width = 5,
- },
- .frac = {
- .reg_off = HHI_GP1_PLL_CNTL1,
- .shift = 0,
- .width = 17,
- },
- .l = {
- .reg_off = HHI_GP1_PLL_CNTL0,
- .shift = 31,
- .width = 1,
- },
- .rst = {
- .reg_off = HHI_GP1_PLL_CNTL0,
- .shift = 29,
- .width = 1,
- },
- },
- .hw.init = &(struct clk_init_data){
- .name = "gp1_pll_dco",
- .ops = &meson_clk_pll_ro_ops,
- .parent_data = &(const struct clk_parent_data) {
- .fw_name = "xtal",
- },
- .num_parents = 1,
- /* This clock feeds the DSU, avoid disabling it */
- .flags = CLK_IS_CRITICAL,
- },
-};
-
-static struct clk_regmap sm1_gp1_pll = {
- .data = &(struct clk_regmap_div_data){
- .offset = HHI_GP1_PLL_CNTL0,
- .shift = 16,
- .width = 3,
- .flags = (CLK_DIVIDER_POWER_OF_TWO |
- CLK_DIVIDER_ROUND_CLOSEST),
- },
- .hw.init = &(struct clk_init_data){
- .name = "gp1_pll",
- .ops = &clk_regmap_divider_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &sm1_gp1_pll_dco.hw
- },
- .num_parents = 1,
- },
-};
-
-/*
- * Internal hifi pll emulation configuration parameters
- */
-static const struct reg_sequence g12a_hifi_init_regs[] = {
- { .reg = HHI_HIFI_PLL_CNTL1, .def = 0x00000000 },
- { .reg = HHI_HIFI_PLL_CNTL2, .def = 0x00000000 },
- { .reg = HHI_HIFI_PLL_CNTL3, .def = 0x6a285c00 },
- { .reg = HHI_HIFI_PLL_CNTL4, .def = 0x65771290 },
- { .reg = HHI_HIFI_PLL_CNTL5, .def = 0x39272000 },
- { .reg = HHI_HIFI_PLL_CNTL6, .def = 0x56540000 },
-};
-
-static struct clk_regmap g12a_hifi_pll_dco = {
- .data = &(struct meson_clk_pll_data){
- .en = {
- .reg_off = HHI_HIFI_PLL_CNTL0,
- .shift = 28,
- .width = 1,
- },
- .m = {
- .reg_off = HHI_HIFI_PLL_CNTL0,
- .shift = 0,
- .width = 8,
- },
- .n = {
- .reg_off = HHI_HIFI_PLL_CNTL0,
- .shift = 10,
- .width = 5,
- },
- .frac = {
- .reg_off = HHI_HIFI_PLL_CNTL1,
- .shift = 0,
- .width = 17,
- },
- .l = {
- .reg_off = HHI_HIFI_PLL_CNTL0,
- .shift = 31,
- .width = 1,
- },
- .rst = {
- .reg_off = HHI_HIFI_PLL_CNTL0,
- .shift = 29,
- .width = 1,
- },
- .range = &g12a_gp0_pll_mult_range,
- .init_regs = g12a_hifi_init_regs,
- .init_count = ARRAY_SIZE(g12a_hifi_init_regs),
- .flags = CLK_MESON_PLL_ROUND_CLOSEST,
- },
- .hw.init = &(struct clk_init_data){
- .name = "hifi_pll_dco",
- .ops = &meson_clk_pll_ops,
- .parent_data = &(const struct clk_parent_data) {
- .fw_name = "xtal",
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap g12a_hifi_pll = {
- .data = &(struct clk_regmap_div_data){
- .offset = HHI_HIFI_PLL_CNTL0,
- .shift = 16,
- .width = 2,
- .flags = (CLK_DIVIDER_POWER_OF_TWO |
- CLK_DIVIDER_ROUND_CLOSEST),
- },
- .hw.init = &(struct clk_init_data){
- .name = "hifi_pll",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_hifi_pll_dco.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-/*
- * The Meson G12A PCIE PLL is fined tuned to deliver a very precise
- * 100MHz reference clock for the PCIe Analog PHY, and thus requires
- * a strict register sequence to enable the PLL.
- */
-static const struct reg_sequence g12a_pcie_pll_init_regs[] = {
- { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x20090496 },
- { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x30090496 },
- { .reg = HHI_PCIE_PLL_CNTL1, .def = 0x00000000 },
- { .reg = HHI_PCIE_PLL_CNTL2, .def = 0x00001100 },
- { .reg = HHI_PCIE_PLL_CNTL3, .def = 0x10058e00 },
- { .reg = HHI_PCIE_PLL_CNTL4, .def = 0x000100c0 },
- { .reg = HHI_PCIE_PLL_CNTL5, .def = 0x68000048 },
- { .reg = HHI_PCIE_PLL_CNTL5, .def = 0x68000068, .delay_us = 20 },
- { .reg = HHI_PCIE_PLL_CNTL4, .def = 0x008100c0, .delay_us = 10 },
- { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x34090496 },
- { .reg = HHI_PCIE_PLL_CNTL0, .def = 0x14090496, .delay_us = 10 },
- { .reg = HHI_PCIE_PLL_CNTL2, .def = 0x00001000 },
-};
-
-/* Keep a single entry table for recalc/round_rate() ops */
-static const struct pll_params_table g12a_pcie_pll_table[] = {
- PLL_PARAMS(150, 1),
- {0, 0},
-};
-
-static struct clk_regmap g12a_pcie_pll_dco = {
- .data = &(struct meson_clk_pll_data){
- .en = {
- .reg_off = HHI_PCIE_PLL_CNTL0,
- .shift = 28,
- .width = 1,
- },
- .m = {
- .reg_off = HHI_PCIE_PLL_CNTL0,
- .shift = 0,
- .width = 8,
- },
- .n = {
- .reg_off = HHI_PCIE_PLL_CNTL0,
- .shift = 10,
- .width = 5,
- },
- .frac = {
- .reg_off = HHI_PCIE_PLL_CNTL1,
- .shift = 0,
- .width = 12,
- },
- .l = {
- .reg_off = HHI_PCIE_PLL_CNTL0,
- .shift = 31,
- .width = 1,
- },
- .rst = {
- .reg_off = HHI_PCIE_PLL_CNTL0,
- .shift = 29,
- .width = 1,
- },
- .table = g12a_pcie_pll_table,
- .init_regs = g12a_pcie_pll_init_regs,
- .init_count = ARRAY_SIZE(g12a_pcie_pll_init_regs),
- },
- .hw.init = &(struct clk_init_data){
- .name = "pcie_pll_dco",
- .ops = &meson_clk_pcie_pll_ops,
- .parent_data = &(const struct clk_parent_data) {
- .fw_name = "xtal",
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_fixed_factor g12a_pcie_pll_dco_div2 = {
- .mult = 1,
- .div = 2,
- .hw.init = &(struct clk_init_data){
- .name = "pcie_pll_dco_div2",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_pcie_pll_dco.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap g12a_pcie_pll_od = {
- .data = &(struct clk_regmap_div_data){
- .offset = HHI_PCIE_PLL_CNTL0,
- .shift = 16,
- .width = 5,
- .flags = CLK_DIVIDER_ROUND_CLOSEST |
- CLK_DIVIDER_ONE_BASED |
- CLK_DIVIDER_ALLOW_ZERO,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pcie_pll_od",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_pcie_pll_dco_div2.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_fixed_factor g12a_pcie_pll = {
- .mult = 1,
- .div = 2,
- .hw.init = &(struct clk_init_data){
- .name = "pcie_pll_pll",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_pcie_pll_od.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap g12a_hdmi_pll_dco = {
- .data = &(struct meson_clk_pll_data){
- .en = {
- .reg_off = HHI_HDMI_PLL_CNTL0,
- .shift = 28,
- .width = 1,
- },
- .m = {
- .reg_off = HHI_HDMI_PLL_CNTL0,
- .shift = 0,
- .width = 8,
- },
- .n = {
- .reg_off = HHI_HDMI_PLL_CNTL0,
- .shift = 10,
- .width = 5,
- },
- .frac = {
- .reg_off = HHI_HDMI_PLL_CNTL1,
- .shift = 0,
- .width = 16,
- },
- .l = {
- .reg_off = HHI_HDMI_PLL_CNTL0,
- .shift = 30,
- .width = 1,
- },
- .rst = {
- .reg_off = HHI_HDMI_PLL_CNTL0,
- .shift = 29,
- .width = 1,
- },
- },
- .hw.init = &(struct clk_init_data){
- .name = "hdmi_pll_dco",
- .ops = &meson_clk_pll_ro_ops,
- .parent_data = &(const struct clk_parent_data) {
- .fw_name = "xtal",
- },
- .num_parents = 1,
- /*
- * Display directly handle hdmi pll registers ATM, we need
- * NOCACHE to keep our view of the clock as accurate as possible
- */
- .flags = CLK_GET_RATE_NOCACHE,
- },
-};
-
-static struct clk_regmap g12a_hdmi_pll_od = {
- .data = &(struct clk_regmap_div_data){
- .offset = HHI_HDMI_PLL_CNTL0,
- .shift = 16,
- .width = 2,
- .flags = CLK_DIVIDER_POWER_OF_TWO,
- },
- .hw.init = &(struct clk_init_data){
- .name = "hdmi_pll_od",
- .ops = &clk_regmap_divider_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_hdmi_pll_dco.hw
- },
- .num_parents = 1,
- .flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap g12a_hdmi_pll_od2 = {
- .data = &(struct clk_regmap_div_data){
- .offset = HHI_HDMI_PLL_CNTL0,
- .shift = 18,
- .width = 2,
- .flags = CLK_DIVIDER_POWER_OF_TWO,
- },
- .hw.init = &(struct clk_init_data){
- .name = "hdmi_pll_od2",
- .ops = &clk_regmap_divider_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_hdmi_pll_od.hw
- },
- .num_parents = 1,
- .flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap g12a_hdmi_pll = {
- .data = &(struct clk_regmap_div_data){
- .offset = HHI_HDMI_PLL_CNTL0,
- .shift = 20,
- .width = 2,
- .flags = CLK_DIVIDER_POWER_OF_TWO,
- },
- .hw.init = &(struct clk_init_data){
- .name = "hdmi_pll",
- .ops = &clk_regmap_divider_ro_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_hdmi_pll_od2.hw
- },
- .num_parents = 1,
- .flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_fixed_factor g12a_fclk_div4_div = {
- .mult = 1,
- .div = 4,
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div4_div",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) { &g12a_fixed_pll.hw },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap g12a_fclk_div4 = {
- .data = &(struct clk_regmap_gate_data){
- .offset = HHI_FIX_PLL_CNTL1,
- .bit_idx = 21,
- },
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div4",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_fclk_div4_div.hw
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_fixed_factor g12a_fclk_div5_div = {
- .mult = 1,
- .div = 5,
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div5_div",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) { &g12a_fixed_pll.hw },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap g12a_fclk_div5 = {
- .data = &(struct clk_regmap_gate_data){
- .offset = HHI_FIX_PLL_CNTL1,
- .bit_idx = 22,
- },
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div5",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_fclk_div5_div.hw
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_fixed_factor g12a_fclk_div7_div = {
- .mult = 1,
- .div = 7,
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div7_div",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) { &g12a_fixed_pll.hw },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap g12a_fclk_div7 = {
- .data = &(struct clk_regmap_gate_data){
- .offset = HHI_FIX_PLL_CNTL1,
- .bit_idx = 23,
- },
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div7",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_fclk_div7_div.hw
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_fixed_factor g12a_fclk_div2p5_div = {
- .mult = 1,
- .div = 5,
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div2p5_div",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_fixed_pll_dco.hw
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap g12a_fclk_div2p5 = {
- .data = &(struct clk_regmap_gate_data){
- .offset = HHI_FIX_PLL_CNTL1,
- .bit_idx = 25,
- },
- .hw.init = &(struct clk_init_data){
- .name = "fclk_div2p5",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_fclk_div2p5_div.hw
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_fixed_factor g12a_mpll_50m_div = {
- .mult = 1,
- .div = 80,
- .hw.init = &(struct clk_init_data){
- .name = "mpll_50m_div",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_fixed_pll_dco.hw
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap g12a_mpll_50m = {
- .data = &(struct clk_regmap_mux_data){
- .offset = HHI_FIX_PLL_CNTL3,
- .mask = 0x1,
- .shift = 5,
- },
- .hw.init = &(struct clk_init_data){
- .name = "mpll_50m",
- .ops = &clk_regmap_mux_ro_ops,
- .parent_data = (const struct clk_parent_data []) {
- { .fw_name = "xtal", },
- { .hw = &g12a_mpll_50m_div.hw },
- },
- .num_parents = 2,
- },
-};
-
-static struct clk_fixed_factor g12a_mpll_prediv = {
- .mult = 1,
- .div = 2,
- .hw.init = &(struct clk_init_data){
- .name = "mpll_prediv",
- .ops = &clk_fixed_factor_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &g12a_fixed_pll_dco.hw
- },
- .num_parents = 1,
- },
-};
-
static const struct reg_sequence g12a_mpll0_init_regs[] = {
{ .reg = HHI_MPLL_CNTL2, .def = 0x40000033 },
};
@@ -2530,8 +2507,9 @@ static struct clk_regmap g12a_mpll3 = {
},
};
-static u32 mux_table_clk81[] = { 0, 2, 3, 4, 5, 6, 7 };
-static const struct clk_parent_data clk81_parent_data[] = {
+/* clk81 is often referred as "mpeg_clk" */
+static u32 g12a_clk81_parents_val_table[] = { 0, 2, 3, 4, 5, 6, 7 };
+static const struct clk_parent_data g12a_clk81_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &g12a_fclk_div7.hw },
{ .hw = &g12a_mpll1.hw },
@@ -2541,32 +2519,32 @@ static const struct clk_parent_data clk81_parent_data[] = {
{ .hw = &g12a_fclk_div5.hw },
};
-static struct clk_regmap g12a_mpeg_clk_sel = {
+static struct clk_regmap g12a_clk81_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_MPEG_CLK_CNTL,
.mask = 0x7,
.shift = 12,
- .table = mux_table_clk81,
+ .table = g12a_clk81_parents_val_table,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_sel",
+ .name = "clk81_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_data = clk81_parent_data,
- .num_parents = ARRAY_SIZE(clk81_parent_data),
+ .parent_data = g12a_clk81_parents,
+ .num_parents = ARRAY_SIZE(g12a_clk81_parents),
},
};
-static struct clk_regmap g12a_mpeg_clk_div = {
+static struct clk_regmap g12a_clk81_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_MPEG_CLK_CNTL,
.shift = 0,
.width = 7,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_div",
+ .name = "clk81_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_mpeg_clk_sel.hw
+ &g12a_clk81_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -2582,14 +2560,14 @@ static struct clk_regmap g12a_clk81 = {
.name = "clk81",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &g12a_mpeg_clk_div.hw
+ &g12a_clk81_div.hw
},
.num_parents = 1,
.flags = (CLK_SET_RATE_PARENT | CLK_IS_CRITICAL),
},
};
-static const struct clk_parent_data g12a_sd_emmc_clk0_parent_data[] = {
+static const struct clk_parent_data g12a_sd_emmc_clk0_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &g12a_fclk_div2.hw },
{ .hw = &g12a_fclk_div3.hw },
@@ -2613,8 +2591,8 @@ static struct clk_regmap g12a_sd_emmc_a_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_a_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = g12a_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(g12a_sd_emmc_clk0_parent_data),
+ .parent_data = g12a_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(g12a_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2662,8 +2640,8 @@ static struct clk_regmap g12a_sd_emmc_b_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_b_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = g12a_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(g12a_sd_emmc_clk0_parent_data),
+ .parent_data = g12a_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(g12a_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2711,8 +2689,8 @@ static struct clk_regmap g12a_sd_emmc_c_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_c_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = g12a_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(g12a_sd_emmc_clk0_parent_data),
+ .parent_data = g12a_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(g12a_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2774,7 +2752,7 @@ static struct clk_regmap g12a_vid_pll_div = {
},
};
-static const struct clk_hw *g12a_vid_pll_parent_hws[] = {
+static const struct clk_hw *g12a_vid_pll_parents[] = {
&g12a_vid_pll_div.hw,
&g12a_hdmi_pll.hw,
};
@@ -2792,8 +2770,8 @@ static struct clk_regmap g12a_vid_pll_sel = {
* bit 18 selects from 2 possible parents:
* vid_pll_div or hdmi_pll
*/
- .parent_hws = g12a_vid_pll_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vid_pll_parent_hws),
+ .parent_hws = g12a_vid_pll_parents,
+ .num_parents = ARRAY_SIZE(g12a_vid_pll_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -2816,7 +2794,7 @@ static struct clk_regmap g12a_vid_pll = {
/* VPU Clock */
-static const struct clk_hw *g12a_vpu_parent_hws[] = {
+static const struct clk_hw *g12a_vpu_parents[] = {
&g12a_fclk_div3.hw,
&g12a_fclk_div4.hw,
&g12a_fclk_div5.hw,
@@ -2836,8 +2814,8 @@ static struct clk_regmap g12a_vpu_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vpu_parent_hws),
+ .parent_hws = g12a_vpu_parents,
+ .num_parents = ARRAY_SIZE(g12a_vpu_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -2880,8 +2858,8 @@ static struct clk_regmap g12a_vpu_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vpu_parent_hws),
+ .parent_hws = g12a_vpu_parents,
+ .num_parents = ARRAY_SIZE(g12a_vpu_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -2939,7 +2917,7 @@ static struct clk_regmap g12a_vpu = {
/* VDEC clocks */
-static const struct clk_hw *g12a_vdec_parent_hws[] = {
+static const struct clk_hw *g12a_vdec_parents[] = {
&g12a_fclk_div2p5.hw,
&g12a_fclk_div3.hw,
&g12a_fclk_div4.hw,
@@ -2959,8 +2937,8 @@ static struct clk_regmap g12a_vdec_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vdec_parent_hws),
+ .parent_hws = g12a_vdec_parents,
+ .num_parents = ARRAY_SIZE(g12a_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -3009,8 +2987,8 @@ static struct clk_regmap g12a_vdec_hevcf_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_hevcf_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vdec_parent_hws),
+ .parent_hws = g12a_vdec_parents,
+ .num_parents = ARRAY_SIZE(g12a_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -3059,8 +3037,8 @@ static struct clk_regmap g12a_vdec_hevc_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_hevc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vdec_parent_hws),
+ .parent_hws = g12a_vdec_parents,
+ .num_parents = ARRAY_SIZE(g12a_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -3101,7 +3079,7 @@ static struct clk_regmap g12a_vdec_hevc = {
/* VAPB Clock */
-static const struct clk_hw *g12a_vapb_parent_hws[] = {
+static const struct clk_hw *g12a_vapb_parents[] = {
&g12a_fclk_div4.hw,
&g12a_fclk_div3.hw,
&g12a_fclk_div5.hw,
@@ -3121,8 +3099,8 @@ static struct clk_regmap g12a_vapb_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vapb_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vapb_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vapb_parent_hws),
+ .parent_hws = g12a_vapb_parents,
+ .num_parents = ARRAY_SIZE(g12a_vapb_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -3169,8 +3147,8 @@ static struct clk_regmap g12a_vapb_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vapb_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vapb_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vapb_parent_hws),
+ .parent_hws = g12a_vapb_parents,
+ .num_parents = ARRAY_SIZE(g12a_vapb_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -3244,7 +3222,7 @@ static struct clk_regmap g12a_vapb = {
},
};
-static const struct clk_hw *g12a_vclk_parent_hws[] = {
+static const struct clk_hw *g12a_vclk_parents[] = {
&g12a_vid_pll.hw,
&g12a_gp0_pll.hw,
&g12a_hifi_pll.hw,
@@ -3264,8 +3242,8 @@ static struct clk_regmap g12a_vclk_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vclk_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vclk_parent_hws),
+ .parent_hws = g12a_vclk_parents,
+ .num_parents = ARRAY_SIZE(g12a_vclk_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -3279,8 +3257,8 @@ static struct clk_regmap g12a_vclk2_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk2_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_vclk_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_vclk_parent_hws),
+ .parent_hws = g12a_vclk_parents,
+ .num_parents = ARRAY_SIZE(g12a_vclk_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -3643,8 +3621,8 @@ static struct clk_fixed_factor g12a_vclk2_div12 = {
},
};
-static u32 mux_table_cts_sel[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
-static const struct clk_hw *g12a_cts_parent_hws[] = {
+static u32 g12a_cts_parents_val_table[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
+static const struct clk_hw *g12a_cts_parents[] = {
&g12a_vclk_div1.hw,
&g12a_vclk_div2.hw,
&g12a_vclk_div4.hw,
@@ -3662,13 +3640,13 @@ static struct clk_regmap g12a_cts_enci_sel = {
.offset = HHI_VID_CLK_DIV,
.mask = 0xf,
.shift = 28,
- .table = mux_table_cts_sel,
+ .table = g12a_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_enci_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_cts_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_cts_parent_hws),
+ .parent_hws = g12a_cts_parents,
+ .num_parents = ARRAY_SIZE(g12a_cts_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -3678,13 +3656,13 @@ static struct clk_regmap g12a_cts_encp_sel = {
.offset = HHI_VID_CLK_DIV,
.mask = 0xf,
.shift = 20,
- .table = mux_table_cts_sel,
+ .table = g12a_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_encp_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_cts_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_cts_parent_hws),
+ .parent_hws = g12a_cts_parents,
+ .num_parents = ARRAY_SIZE(g12a_cts_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -3694,13 +3672,13 @@ static struct clk_regmap g12a_cts_encl_sel = {
.offset = HHI_VIID_CLK_DIV,
.mask = 0xf,
.shift = 12,
- .table = mux_table_cts_sel,
+ .table = g12a_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_encl_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_cts_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_cts_parent_hws),
+ .parent_hws = g12a_cts_parents,
+ .num_parents = ARRAY_SIZE(g12a_cts_parents),
.flags = CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
},
};
@@ -3710,20 +3688,20 @@ static struct clk_regmap g12a_cts_vdac_sel = {
.offset = HHI_VIID_CLK_DIV,
.mask = 0xf,
.shift = 28,
- .table = mux_table_cts_sel,
+ .table = g12a_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_vdac_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_cts_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_cts_parent_hws),
+ .parent_hws = g12a_cts_parents,
+ .num_parents = ARRAY_SIZE(g12a_cts_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
/* TOFIX: add support for cts_tcon */
-static u32 mux_table_hdmi_tx_sel[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
-static const struct clk_hw *g12a_cts_hdmi_tx_parent_hws[] = {
+static u32 g12a_hdmi_tx_parents_val_table[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
+static const struct clk_hw *g12a_hdmi_tx_parents[] = {
&g12a_vclk_div1.hw,
&g12a_vclk_div2.hw,
&g12a_vclk_div4.hw,
@@ -3741,13 +3719,13 @@ static struct clk_regmap g12a_hdmi_tx_sel = {
.offset = HHI_HDMI_CLK_CNTL,
.mask = 0xf,
.shift = 16,
- .table = mux_table_hdmi_tx_sel,
+ .table = g12a_hdmi_tx_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "hdmi_tx_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_cts_hdmi_tx_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_cts_hdmi_tx_parent_hws),
+ .parent_hws = g12a_hdmi_tx_parents,
+ .num_parents = ARRAY_SIZE(g12a_hdmi_tx_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -3834,7 +3812,7 @@ static struct clk_regmap g12a_hdmi_tx = {
/* MIPI DSI Host Clocks */
-static const struct clk_hw *g12a_mipi_dsi_pxclk_parent_hws[] = {
+static const struct clk_hw *g12a_mipi_dsi_pxclk_parents[] = {
&g12a_vid_pll.hw,
&g12a_gp0_pll.hw,
&g12a_hifi_pll.hw,
@@ -3855,8 +3833,8 @@ static struct clk_regmap g12a_mipi_dsi_pxclk_sel = {
.hw.init = &(struct clk_init_data){
.name = "mipi_dsi_pxclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_mipi_dsi_pxclk_parent_hws,
- .num_parents = ARRAY_SIZE(g12a_mipi_dsi_pxclk_parent_hws),
+ .parent_hws = g12a_mipi_dsi_pxclk_parents,
+ .num_parents = ARRAY_SIZE(g12a_mipi_dsi_pxclk_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT,
},
};
@@ -3907,7 +3885,7 @@ static struct clk_regmap g12a_mipi_dsi_pxclk = {
/* MIPI ISP Clocks */
-static const struct clk_parent_data g12b_mipi_isp_parent_data[] = {
+static const struct clk_parent_data g12b_mipi_isp_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &g12a_gp0_pll.hw },
{ .hw = &g12a_hifi_pll.hw },
@@ -3927,8 +3905,8 @@ static struct clk_regmap g12b_mipi_isp_sel = {
.hw.init = &(struct clk_init_data){
.name = "mipi_isp_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = g12b_mipi_isp_parent_data,
- .num_parents = ARRAY_SIZE(g12b_mipi_isp_parent_data),
+ .parent_data = g12b_mipi_isp_parents,
+ .num_parents = ARRAY_SIZE(g12b_mipi_isp_parents),
},
};
@@ -3967,7 +3945,7 @@ static struct clk_regmap g12b_mipi_isp = {
/* HDMI Clocks */
-static const struct clk_parent_data g12a_hdmi_parent_data[] = {
+static const struct clk_parent_data g12a_hdmi_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &g12a_fclk_div4.hw },
{ .hw = &g12a_fclk_div3.hw },
@@ -3984,8 +3962,8 @@ static struct clk_regmap g12a_hdmi_sel = {
.hw.init = &(struct clk_init_data){
.name = "hdmi_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = g12a_hdmi_parent_data,
- .num_parents = ARRAY_SIZE(g12a_hdmi_parent_data),
+ .parent_data = g12a_hdmi_parents,
+ .num_parents = ARRAY_SIZE(g12a_hdmi_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -4025,7 +4003,7 @@ static struct clk_regmap g12a_hdmi = {
* mux because it does top-to-bottom updates the each clock tree and
* switches to the "inactive" one when CLK_SET_RATE_GATE is set.
*/
-static const struct clk_parent_data g12a_mali_0_1_parent_data[] = {
+static const struct clk_parent_data g12a_mali_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &g12a_gp0_pll.hw },
{ .hw = &g12a_hifi_pll.hw },
@@ -4045,8 +4023,8 @@ static struct clk_regmap g12a_mali_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "mali_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = g12a_mali_0_1_parent_data,
- .num_parents = 8,
+ .parent_data = g12a_mali_parents,
+ .num_parents = ARRAY_SIZE(g12a_mali_parents),
/*
* Don't request the parent to change the rate because
* all GPU frequencies can be derived from the fclk_*
@@ -4099,8 +4077,8 @@ static struct clk_regmap g12a_mali_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "mali_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = g12a_mali_0_1_parent_data,
- .num_parents = 8,
+ .parent_data = g12a_mali_parents,
+ .num_parents = ARRAY_SIZE(g12a_mali_parents),
/*
* Don't request the parent to change the rate because
* all GPU frequencies can be derived from the fclk_*
@@ -4144,11 +4122,6 @@ static struct clk_regmap g12a_mali_1 = {
},
};
-static const struct clk_hw *g12a_mali_parent_hws[] = {
- &g12a_mali_0.hw,
- &g12a_mali_1.hw,
-};
-
static struct clk_regmap g12a_mali = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_MALI_CLK_CNTL,
@@ -4158,7 +4131,10 @@ static struct clk_regmap g12a_mali = {
.hw.init = &(struct clk_init_data){
.name = "mali",
.ops = &clk_regmap_mux_ops,
- .parent_hws = g12a_mali_parent_hws,
+ .parent_hws = (const struct clk_hw *[]) {
+ &g12a_mali_0.hw,
+ &g12a_mali_1.hw,
+ },
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
@@ -4197,7 +4173,7 @@ static struct clk_regmap g12a_ts = {
/* SPICC SCLK source clock */
-static const struct clk_parent_data spicc_sclk_parent_data[] = {
+static const struct clk_parent_data g12a_spicc_sclk_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &g12a_clk81.hw },
{ .hw = &g12a_fclk_div4.hw },
@@ -4216,8 +4192,8 @@ static struct clk_regmap g12a_spicc0_sclk_sel = {
.hw.init = &(struct clk_init_data){
.name = "spicc0_sclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = spicc_sclk_parent_data,
- .num_parents = ARRAY_SIZE(spicc_sclk_parent_data),
+ .parent_data = g12a_spicc_sclk_parents,
+ .num_parents = ARRAY_SIZE(g12a_spicc_sclk_parents),
},
};
@@ -4263,8 +4239,8 @@ static struct clk_regmap g12a_spicc1_sclk_sel = {
.hw.init = &(struct clk_init_data){
.name = "spicc1_sclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = spicc_sclk_parent_data,
- .num_parents = ARRAY_SIZE(spicc_sclk_parent_data),
+ .parent_data = g12a_spicc_sclk_parents,
+ .num_parents = ARRAY_SIZE(g12a_spicc_sclk_parents),
},
};
@@ -4303,7 +4279,7 @@ static struct clk_regmap g12a_spicc1_sclk = {
/* Neural Network Accelerator source clock */
-static const struct clk_parent_data nna_clk_parent_data[] = {
+static const struct clk_parent_data sm1_nna_clk_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &g12a_gp0_pll.hw, },
{ .hw = &g12a_hifi_pll.hw, },
@@ -4323,8 +4299,8 @@ static struct clk_regmap sm1_nna_axi_clk_sel = {
.hw.init = &(struct clk_init_data){
.name = "nna_axi_clk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = nna_clk_parent_data,
- .num_parents = ARRAY_SIZE(nna_clk_parent_data),
+ .parent_data = sm1_nna_clk_parents,
+ .num_parents = ARRAY_SIZE(sm1_nna_clk_parents),
},
};
@@ -4370,8 +4346,8 @@ static struct clk_regmap sm1_nna_core_clk_sel = {
.hw.init = &(struct clk_init_data){
.name = "nna_core_clk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = nna_clk_parent_data,
- .num_parents = ARRAY_SIZE(nna_clk_parent_data),
+ .parent_data = sm1_nna_clk_parents,
+ .num_parents = ARRAY_SIZE(sm1_nna_clk_parents),
},
};
@@ -4408,89 +4384,101 @@ static struct clk_regmap sm1_nna_core_clk = {
},
};
-#define MESON_GATE(_name, _reg, _bit) \
- MESON_PCLK(_name, _reg, _bit, &g12a_clk81.hw)
-
-#define MESON_GATE_RO(_name, _reg, _bit) \
- MESON_PCLK_RO(_name, _reg, _bit, &g12a_clk81.hw)
-
-/* Everything Else (EE) domain gates */
-static MESON_GATE(g12a_ddr, HHI_GCLK_MPEG0, 0);
-static MESON_GATE(g12a_dos, HHI_GCLK_MPEG0, 1);
-static MESON_GATE(g12a_audio_locker, HHI_GCLK_MPEG0, 2);
-static MESON_GATE(g12a_mipi_dsi_host, HHI_GCLK_MPEG0, 3);
-static MESON_GATE(g12a_eth_phy, HHI_GCLK_MPEG0, 4);
-static MESON_GATE(g12a_isa, HHI_GCLK_MPEG0, 5);
-static MESON_GATE(g12a_pl301, HHI_GCLK_MPEG0, 6);
-static MESON_GATE(g12a_periphs, HHI_GCLK_MPEG0, 7);
-static MESON_GATE(g12a_spicc_0, HHI_GCLK_MPEG0, 8);
-static MESON_GATE(g12a_i2c, HHI_GCLK_MPEG0, 9);
-static MESON_GATE(g12a_sana, HHI_GCLK_MPEG0, 10);
-static MESON_GATE(g12a_sd, HHI_GCLK_MPEG0, 11);
-static MESON_GATE(g12a_rng0, HHI_GCLK_MPEG0, 12);
-static MESON_GATE(g12a_uart0, HHI_GCLK_MPEG0, 13);
-static MESON_GATE(g12a_spicc_1, HHI_GCLK_MPEG0, 14);
-static MESON_GATE(g12a_hiu_reg, HHI_GCLK_MPEG0, 19);
-static MESON_GATE(g12a_mipi_dsi_phy, HHI_GCLK_MPEG0, 20);
-static MESON_GATE(g12a_assist_misc, HHI_GCLK_MPEG0, 23);
-static MESON_GATE(g12a_emmc_a, HHI_GCLK_MPEG0, 24);
-static MESON_GATE(g12a_emmc_b, HHI_GCLK_MPEG0, 25);
-static MESON_GATE(g12a_emmc_c, HHI_GCLK_MPEG0, 26);
-static MESON_GATE(g12a_audio_codec, HHI_GCLK_MPEG0, 28);
-
-static MESON_GATE(g12a_audio, HHI_GCLK_MPEG1, 0);
-static MESON_GATE(g12a_eth_core, HHI_GCLK_MPEG1, 3);
-static MESON_GATE(g12a_demux, HHI_GCLK_MPEG1, 4);
-static MESON_GATE(g12a_audio_ififo, HHI_GCLK_MPEG1, 11);
-static MESON_GATE(g12a_adc, HHI_GCLK_MPEG1, 13);
-static MESON_GATE(g12a_uart1, HHI_GCLK_MPEG1, 16);
-static MESON_GATE(g12a_g2d, HHI_GCLK_MPEG1, 20);
-static MESON_GATE(g12a_reset, HHI_GCLK_MPEG1, 23);
-static MESON_GATE(g12a_pcie_comb, HHI_GCLK_MPEG1, 24);
-static MESON_GATE(g12a_parser, HHI_GCLK_MPEG1, 25);
-static MESON_GATE(g12a_usb_general, HHI_GCLK_MPEG1, 26);
-static MESON_GATE(g12a_pcie_phy, HHI_GCLK_MPEG1, 27);
-static MESON_GATE(g12a_ahb_arb0, HHI_GCLK_MPEG1, 29);
-
-static MESON_GATE(g12a_ahb_data_bus, HHI_GCLK_MPEG2, 1);
-static MESON_GATE(g12a_ahb_ctrl_bus, HHI_GCLK_MPEG2, 2);
-static MESON_GATE(g12a_htx_hdcp22, HHI_GCLK_MPEG2, 3);
-static MESON_GATE(g12a_htx_pclk, HHI_GCLK_MPEG2, 4);
-static MESON_GATE(g12a_bt656, HHI_GCLK_MPEG2, 6);
-static MESON_GATE(g12a_usb1_to_ddr, HHI_GCLK_MPEG2, 8);
-static MESON_GATE(g12b_mipi_isp_gate, HHI_GCLK_MPEG2, 17);
-static MESON_GATE(g12a_mmc_pclk, HHI_GCLK_MPEG2, 11);
-static MESON_GATE(g12a_uart2, HHI_GCLK_MPEG2, 15);
-static MESON_GATE(g12a_vpu_intr, HHI_GCLK_MPEG2, 25);
-static MESON_GATE(g12b_csi_phy1, HHI_GCLK_MPEG2, 28);
-static MESON_GATE(g12b_csi_phy0, HHI_GCLK_MPEG2, 29);
-static MESON_GATE(g12a_gic, HHI_GCLK_MPEG2, 30);
-
-static MESON_GATE(g12a_vclk2_venci0, HHI_GCLK_OTHER, 1);
-static MESON_GATE(g12a_vclk2_venci1, HHI_GCLK_OTHER, 2);
-static MESON_GATE(g12a_vclk2_vencp0, HHI_GCLK_OTHER, 3);
-static MESON_GATE(g12a_vclk2_vencp1, HHI_GCLK_OTHER, 4);
-static MESON_GATE(g12a_vclk2_venct0, HHI_GCLK_OTHER, 5);
-static MESON_GATE(g12a_vclk2_venct1, HHI_GCLK_OTHER, 6);
-static MESON_GATE(g12a_vclk2_other, HHI_GCLK_OTHER, 7);
-static MESON_GATE(g12a_vclk2_enci, HHI_GCLK_OTHER, 8);
-static MESON_GATE(g12a_vclk2_encp, HHI_GCLK_OTHER, 9);
-static MESON_GATE(g12a_dac_clk, HHI_GCLK_OTHER, 10);
-static MESON_GATE(g12a_aoclk_gate, HHI_GCLK_OTHER, 14);
-static MESON_GATE(g12a_iec958_gate, HHI_GCLK_OTHER, 16);
-static MESON_GATE(g12a_enc480p, HHI_GCLK_OTHER, 20);
-static MESON_GATE(g12a_rng1, HHI_GCLK_OTHER, 21);
-static MESON_GATE(g12a_vclk2_enct, HHI_GCLK_OTHER, 22);
-static MESON_GATE(g12a_vclk2_encl, HHI_GCLK_OTHER, 23);
-static MESON_GATE(g12a_vclk2_venclmmc, HHI_GCLK_OTHER, 24);
-static MESON_GATE(g12a_vclk2_vencl, HHI_GCLK_OTHER, 25);
-static MESON_GATE(g12a_vclk2_other1, HHI_GCLK_OTHER, 26);
-
-static MESON_GATE_RO(g12a_dma, HHI_GCLK_OTHER2, 0);
-static MESON_GATE_RO(g12a_efuse, HHI_GCLK_OTHER2, 1);
-static MESON_GATE_RO(g12a_rom_boot, HHI_GCLK_OTHER2, 2);
-static MESON_GATE_RO(g12a_reset_sec, HHI_GCLK_OTHER2, 3);
-static MESON_GATE_RO(g12a_sec_ahb_apb3, HHI_GCLK_OTHER2, 4);
+static const struct clk_parent_data g12a_pclk_parents = { .hw = &g12a_clk81.hw };
+
+#define G12A_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(_name, _reg, _bit, &g12a_pclk_parents, _flags)
+
+#define G12A_PCLK_RO(_name, _reg, _bit, _flags) \
+ MESON_PCLK_RO(_name, _reg, _bit, &g12a_pclk_parents, _flags)
+
+/*
+ * Everything Else (EE) domain gates
+ *
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
+ */
+static G12A_PCLK(g12a_ddr, HHI_GCLK_MPEG0, 0, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_dos, HHI_GCLK_MPEG0, 1, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_audio_locker, HHI_GCLK_MPEG0, 2, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_mipi_dsi_host, HHI_GCLK_MPEG0, 3, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_eth_phy, HHI_GCLK_MPEG0, 4, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_isa, HHI_GCLK_MPEG0, 5, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_pl301, HHI_GCLK_MPEG0, 6, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_periphs, HHI_GCLK_MPEG0, 7, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_spicc_0, HHI_GCLK_MPEG0, 8, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_i2c, HHI_GCLK_MPEG0, 9, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_sana, HHI_GCLK_MPEG0, 10, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_sd, HHI_GCLK_MPEG0, 11, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_rng0, HHI_GCLK_MPEG0, 12, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_uart0, HHI_GCLK_MPEG0, 13, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_spicc_1, HHI_GCLK_MPEG0, 14, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_hiu_reg, HHI_GCLK_MPEG0, 19, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_mipi_dsi_phy, HHI_GCLK_MPEG0, 20, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_assist_misc, HHI_GCLK_MPEG0, 23, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_emmc_a, HHI_GCLK_MPEG0, 24, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_emmc_b, HHI_GCLK_MPEG0, 25, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_emmc_c, HHI_GCLK_MPEG0, 26, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_audio_codec, HHI_GCLK_MPEG0, 28, CLK_IGNORE_UNUSED);
+
+static G12A_PCLK(g12a_audio, HHI_GCLK_MPEG1, 0, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_eth_core, HHI_GCLK_MPEG1, 3, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_demux, HHI_GCLK_MPEG1, 4, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_audio_ififo, HHI_GCLK_MPEG1, 11, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_adc, HHI_GCLK_MPEG1, 13, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_uart1, HHI_GCLK_MPEG1, 16, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_g2d, HHI_GCLK_MPEG1, 20, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_reset, HHI_GCLK_MPEG1, 23, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_pcie_comb, HHI_GCLK_MPEG1, 24, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_parser, HHI_GCLK_MPEG1, 25, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_usb_general, HHI_GCLK_MPEG1, 26, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_pcie_phy, HHI_GCLK_MPEG1, 27, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_ahb_arb0, HHI_GCLK_MPEG1, 29, CLK_IGNORE_UNUSED);
+
+static G12A_PCLK(g12a_ahb_data_bus, HHI_GCLK_MPEG2, 1, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_ahb_ctrl_bus, HHI_GCLK_MPEG2, 2, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_htx_hdcp22, HHI_GCLK_MPEG2, 3, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_htx_pclk, HHI_GCLK_MPEG2, 4, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_bt656, HHI_GCLK_MPEG2, 6, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_usb1_to_ddr, HHI_GCLK_MPEG2, 8, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12b_mipi_isp_gate, HHI_GCLK_MPEG2, 17, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_mmc_pclk, HHI_GCLK_MPEG2, 11, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_uart2, HHI_GCLK_MPEG2, 15, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vpu_intr, HHI_GCLK_MPEG2, 25, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12b_csi_phy1, HHI_GCLK_MPEG2, 28, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12b_csi_phy0, HHI_GCLK_MPEG2, 29, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_gic, HHI_GCLK_MPEG2, 30, CLK_IGNORE_UNUSED);
+
+static G12A_PCLK(g12a_vclk2_venci0, HHI_GCLK_OTHER, 1, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_venci1, HHI_GCLK_OTHER, 2, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_vencp0, HHI_GCLK_OTHER, 3, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_vencp1, HHI_GCLK_OTHER, 4, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_venct0, HHI_GCLK_OTHER, 5, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_venct1, HHI_GCLK_OTHER, 6, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_other, HHI_GCLK_OTHER, 7, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_enci, HHI_GCLK_OTHER, 8, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_encp, HHI_GCLK_OTHER, 9, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_dac_clk, HHI_GCLK_OTHER, 10, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_aoclk_gate, HHI_GCLK_OTHER, 14, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_iec958_gate, HHI_GCLK_OTHER, 16, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_enc480p, HHI_GCLK_OTHER, 20, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_rng1, HHI_GCLK_OTHER, 21, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_enct, HHI_GCLK_OTHER, 22, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_encl, HHI_GCLK_OTHER, 23, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_venclmmc, HHI_GCLK_OTHER, 24, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_vencl, HHI_GCLK_OTHER, 25, CLK_IGNORE_UNUSED);
+static G12A_PCLK(g12a_vclk2_other1, HHI_GCLK_OTHER, 26, CLK_IGNORE_UNUSED);
+
+static G12A_PCLK_RO(g12a_dma, HHI_GCLK_OTHER2, 0, 0);
+static G12A_PCLK_RO(g12a_efuse, HHI_GCLK_OTHER2, 1, 0);
+static G12A_PCLK_RO(g12a_rom_boot, HHI_GCLK_OTHER2, 2, 0);
+static G12A_PCLK_RO(g12a_reset_sec, HHI_GCLK_OTHER2, 3, 0);
+static G12A_PCLK_RO(g12a_sec_ahb_apb3, HHI_GCLK_OTHER2, 4, 0);
/* Array of all clocks provided by this provider */
static struct clk_hw *g12a_hw_clks[] = {
@@ -4503,8 +4491,8 @@ static struct clk_hw *g12a_hw_clks[] = {
[CLKID_FCLK_DIV7] = &g12a_fclk_div7.hw,
[CLKID_FCLK_DIV2P5] = &g12a_fclk_div2p5.hw,
[CLKID_GP0_PLL] = &g12a_gp0_pll.hw,
- [CLKID_MPEG_SEL] = &g12a_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &g12a_mpeg_clk_div.hw,
+ [CLKID_MPEG_SEL] = &g12a_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &g12a_clk81_div.hw,
[CLKID_CLK81] = &g12a_clk81.hw,
[CLKID_MPLL0] = &g12a_mpll0.hw,
[CLKID_MPLL1] = &g12a_mpll1.hw,
@@ -4676,12 +4664,12 @@ static struct clk_hw *g12a_hw_clks[] = {
[CLKID_MPLL_50M] = &g12a_mpll_50m.hw,
[CLKID_SYS_PLL_DIV16_EN] = &g12a_sys_pll_div16_en.hw,
[CLKID_SYS_PLL_DIV16] = &g12a_sys_pll_div16.hw,
- [CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_premux0.hw,
- [CLKID_CPU_CLK_DYN0_DIV] = &g12a_cpu_clk_mux0_div.hw,
- [CLKID_CPU_CLK_DYN0] = &g12a_cpu_clk_postmux0.hw,
- [CLKID_CPU_CLK_DYN1_SEL] = &g12a_cpu_clk_premux1.hw,
- [CLKID_CPU_CLK_DYN1_DIV] = &g12a_cpu_clk_mux1_div.hw,
- [CLKID_CPU_CLK_DYN1] = &g12a_cpu_clk_postmux1.hw,
+ [CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_dyn0_sel.hw,
+ [CLKID_CPU_CLK_DYN0_DIV] = &g12a_cpu_clk_dyn0_div.hw,
+ [CLKID_CPU_CLK_DYN0] = &g12a_cpu_clk_dyn0.hw,
+ [CLKID_CPU_CLK_DYN1_SEL] = &g12a_cpu_clk_dyn1_sel.hw,
+ [CLKID_CPU_CLK_DYN1_DIV] = &g12a_cpu_clk_dyn1_div.hw,
+ [CLKID_CPU_CLK_DYN1] = &g12a_cpu_clk_dyn1.hw,
[CLKID_CPU_CLK_DYN] = &g12a_cpu_clk_dyn.hw,
[CLKID_CPU_CLK] = &g12a_cpu_clk.hw,
[CLKID_CPU_CLK_DIV16_EN] = &g12a_cpu_clk_div16_en.hw,
@@ -4730,8 +4718,8 @@ static struct clk_hw *g12b_hw_clks[] = {
[CLKID_FCLK_DIV7] = &g12a_fclk_div7.hw,
[CLKID_FCLK_DIV2P5] = &g12a_fclk_div2p5.hw,
[CLKID_GP0_PLL] = &g12a_gp0_pll.hw,
- [CLKID_MPEG_SEL] = &g12a_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &g12a_mpeg_clk_div.hw,
+ [CLKID_MPEG_SEL] = &g12a_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &g12a_clk81_div.hw,
[CLKID_CLK81] = &g12a_clk81.hw,
[CLKID_MPLL0] = &g12a_mpll0.hw,
[CLKID_MPLL1] = &g12a_mpll1.hw,
@@ -4903,12 +4891,12 @@ static struct clk_hw *g12b_hw_clks[] = {
[CLKID_MPLL_50M] = &g12a_mpll_50m.hw,
[CLKID_SYS_PLL_DIV16_EN] = &g12a_sys_pll_div16_en.hw,
[CLKID_SYS_PLL_DIV16] = &g12a_sys_pll_div16.hw,
- [CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_premux0.hw,
- [CLKID_CPU_CLK_DYN0_DIV] = &g12a_cpu_clk_mux0_div.hw,
- [CLKID_CPU_CLK_DYN0] = &g12a_cpu_clk_postmux0.hw,
- [CLKID_CPU_CLK_DYN1_SEL] = &g12a_cpu_clk_premux1.hw,
- [CLKID_CPU_CLK_DYN1_DIV] = &g12a_cpu_clk_mux1_div.hw,
- [CLKID_CPU_CLK_DYN1] = &g12a_cpu_clk_postmux1.hw,
+ [CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_dyn0_sel.hw,
+ [CLKID_CPU_CLK_DYN0_DIV] = &g12a_cpu_clk_dyn0_div.hw,
+ [CLKID_CPU_CLK_DYN0] = &g12a_cpu_clk_dyn0.hw,
+ [CLKID_CPU_CLK_DYN1_SEL] = &g12a_cpu_clk_dyn1_sel.hw,
+ [CLKID_CPU_CLK_DYN1_DIV] = &g12a_cpu_clk_dyn1_div.hw,
+ [CLKID_CPU_CLK_DYN1] = &g12a_cpu_clk_dyn1.hw,
[CLKID_CPU_CLK_DYN] = &g12a_cpu_clk_dyn.hw,
[CLKID_CPU_CLK] = &g12b_cpu_clk.hw,
[CLKID_CPU_CLK_DIV16_EN] = &g12a_cpu_clk_div16_en.hw,
@@ -4940,12 +4928,12 @@ static struct clk_hw *g12b_hw_clks[] = {
[CLKID_SYS1_PLL] = &g12b_sys1_pll.hw,
[CLKID_SYS1_PLL_DIV16_EN] = &g12b_sys1_pll_div16_en.hw,
[CLKID_SYS1_PLL_DIV16] = &g12b_sys1_pll_div16.hw,
- [CLKID_CPUB_CLK_DYN0_SEL] = &g12b_cpub_clk_premux0.hw,
- [CLKID_CPUB_CLK_DYN0_DIV] = &g12b_cpub_clk_mux0_div.hw,
- [CLKID_CPUB_CLK_DYN0] = &g12b_cpub_clk_postmux0.hw,
- [CLKID_CPUB_CLK_DYN1_SEL] = &g12b_cpub_clk_premux1.hw,
- [CLKID_CPUB_CLK_DYN1_DIV] = &g12b_cpub_clk_mux1_div.hw,
- [CLKID_CPUB_CLK_DYN1] = &g12b_cpub_clk_postmux1.hw,
+ [CLKID_CPUB_CLK_DYN0_SEL] = &g12b_cpub_clk_dyn0_sel.hw,
+ [CLKID_CPUB_CLK_DYN0_DIV] = &g12b_cpub_clk_dyn0_div.hw,
+ [CLKID_CPUB_CLK_DYN0] = &g12b_cpub_clk_dyn0.hw,
+ [CLKID_CPUB_CLK_DYN1_SEL] = &g12b_cpub_clk_dyn1_sel.hw,
+ [CLKID_CPUB_CLK_DYN1_DIV] = &g12b_cpub_clk_dyn1_div.hw,
+ [CLKID_CPUB_CLK_DYN1] = &g12b_cpub_clk_dyn1.hw,
[CLKID_CPUB_CLK_DYN] = &g12b_cpub_clk_dyn.hw,
[CLKID_CPUB_CLK] = &g12b_cpub_clk.hw,
[CLKID_CPUB_CLK_DIV16_EN] = &g12b_cpub_clk_div16_en.hw,
@@ -4998,8 +4986,8 @@ static struct clk_hw *sm1_hw_clks[] = {
[CLKID_FCLK_DIV7] = &g12a_fclk_div7.hw,
[CLKID_FCLK_DIV2P5] = &g12a_fclk_div2p5.hw,
[CLKID_GP0_PLL] = &g12a_gp0_pll.hw,
- [CLKID_MPEG_SEL] = &g12a_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &g12a_mpeg_clk_div.hw,
+ [CLKID_MPEG_SEL] = &g12a_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &g12a_clk81_div.hw,
[CLKID_CLK81] = &g12a_clk81.hw,
[CLKID_MPLL0] = &g12a_mpll0.hw,
[CLKID_MPLL1] = &g12a_mpll1.hw,
@@ -5171,12 +5159,12 @@ static struct clk_hw *sm1_hw_clks[] = {
[CLKID_MPLL_50M] = &g12a_mpll_50m.hw,
[CLKID_SYS_PLL_DIV16_EN] = &g12a_sys_pll_div16_en.hw,
[CLKID_SYS_PLL_DIV16] = &g12a_sys_pll_div16.hw,
- [CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_premux0.hw,
- [CLKID_CPU_CLK_DYN0_DIV] = &g12a_cpu_clk_mux0_div.hw,
- [CLKID_CPU_CLK_DYN0] = &g12a_cpu_clk_postmux0.hw,
- [CLKID_CPU_CLK_DYN1_SEL] = &g12a_cpu_clk_premux1.hw,
- [CLKID_CPU_CLK_DYN1_DIV] = &g12a_cpu_clk_mux1_div.hw,
- [CLKID_CPU_CLK_DYN1] = &g12a_cpu_clk_postmux1.hw,
+ [CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_dyn0_sel.hw,
+ [CLKID_CPU_CLK_DYN0_DIV] = &g12a_cpu_clk_dyn0_div.hw,
+ [CLKID_CPU_CLK_DYN0] = &g12a_cpu_clk_dyn0.hw,
+ [CLKID_CPU_CLK_DYN1_SEL] = &g12a_cpu_clk_dyn1_sel.hw,
+ [CLKID_CPU_CLK_DYN1_DIV] = &g12a_cpu_clk_dyn1_div.hw,
+ [CLKID_CPU_CLK_DYN1] = &g12a_cpu_clk_dyn1.hw,
[CLKID_CPU_CLK_DYN] = &g12a_cpu_clk_dyn.hw,
[CLKID_CPU_CLK] = &g12a_cpu_clk.hw,
[CLKID_CPU_CLK_DIV16_EN] = &g12a_cpu_clk_div16_en.hw,
@@ -5206,12 +5194,12 @@ static struct clk_hw *sm1_hw_clks[] = {
[CLKID_TS] = &g12a_ts.hw,
[CLKID_GP1_PLL_DCO] = &sm1_gp1_pll_dco.hw,
[CLKID_GP1_PLL] = &sm1_gp1_pll.hw,
- [CLKID_DSU_CLK_DYN0_SEL] = &sm1_dsu_clk_premux0.hw,
- [CLKID_DSU_CLK_DYN0_DIV] = &sm1_dsu_clk_premux1.hw,
- [CLKID_DSU_CLK_DYN0] = &sm1_dsu_clk_mux0_div.hw,
- [CLKID_DSU_CLK_DYN1_SEL] = &sm1_dsu_clk_postmux0.hw,
- [CLKID_DSU_CLK_DYN1_DIV] = &sm1_dsu_clk_mux1_div.hw,
- [CLKID_DSU_CLK_DYN1] = &sm1_dsu_clk_postmux1.hw,
+ [CLKID_DSU_CLK_DYN0_SEL] = &sm1_dsu_clk_dyn0_sel.hw,
+ [CLKID_DSU_CLK_DYN0_DIV] = &sm1_dsu_clk_dyn0_div.hw,
+ [CLKID_DSU_CLK_DYN0] = &sm1_dsu_clk_dyn0.hw,
+ [CLKID_DSU_CLK_DYN1_SEL] = &sm1_dsu_clk_dyn1_sel.hw,
+ [CLKID_DSU_CLK_DYN1_DIV] = &sm1_dsu_clk_dyn1_div.hw,
+ [CLKID_DSU_CLK_DYN1] = &sm1_dsu_clk_dyn1.hw,
[CLKID_DSU_CLK_DYN] = &sm1_dsu_clk_dyn.hw,
[CLKID_DSU_CLK_FINAL] = &sm1_dsu_final_clk.hw,
[CLKID_DSU_CLK] = &sm1_dsu_clk.hw,
@@ -5241,8 +5229,7 @@ static const struct reg_sequence g12a_init_regs[] = {
#define DVFS_CON_ID "dvfs"
-static int meson_g12a_dvfs_setup_common(struct device *dev,
- struct clk_hw **hws)
+static int g12a_dvfs_setup_common(struct device *dev, struct clk_hw **hws)
{
struct clk *notifier_clk;
struct clk_hw *xtal;
@@ -5251,13 +5238,13 @@ static int meson_g12a_dvfs_setup_common(struct device *dev,
xtal = clk_hw_get_parent_by_index(hws[CLKID_CPU_CLK_DYN1_SEL], 0);
/* Setup clock notifier for cpu_clk_postmux0 */
- g12a_cpu_clk_postmux0_nb_data.xtal = xtal;
- notifier_clk = devm_clk_hw_get_clk(dev, &g12a_cpu_clk_postmux0.hw,
+ g12a_cpu_clk_dyn0_nb_data.xtal = xtal;
+ notifier_clk = devm_clk_hw_get_clk(dev, &g12a_cpu_clk_dyn0.hw,
DVFS_CON_ID);
ret = devm_clk_notifier_register(dev, notifier_clk,
- &g12a_cpu_clk_postmux0_nb_data.nb);
+ &g12a_cpu_clk_dyn0_nb_data.nb);
if (ret) {
- dev_err(dev, "failed to register the cpu_clk_postmux0 notifier\n");
+ dev_err(dev, "failed to register the cpu_clk_dyn0 notifier\n");
return ret;
}
@@ -5274,7 +5261,7 @@ static int meson_g12a_dvfs_setup_common(struct device *dev,
return 0;
}
-static int meson_g12b_dvfs_setup(struct platform_device *pdev)
+static int g12b_dvfs_setup(struct platform_device *pdev)
{
struct clk_hw **hws = g12b_hw_clks;
struct device *dev = &pdev->dev;
@@ -5282,7 +5269,7 @@ static int meson_g12b_dvfs_setup(struct platform_device *pdev)
struct clk_hw *xtal;
int ret;
- ret = meson_g12a_dvfs_setup_common(dev, hws);
+ ret = g12a_dvfs_setup_common(dev, hws);
if (ret)
return ret;
@@ -5311,18 +5298,19 @@ static int meson_g12b_dvfs_setup(struct platform_device *pdev)
/* Add notifiers for the second CPU cluster */
/* Setup clock notifier for cpub_clk_postmux0 */
- g12b_cpub_clk_postmux0_nb_data.xtal = xtal;
- notifier_clk = devm_clk_hw_get_clk(dev, &g12b_cpub_clk_postmux0.hw,
+ g12b_cpub_clk_dyn0_nb_data.xtal = xtal;
+ notifier_clk = devm_clk_hw_get_clk(dev, &g12b_cpub_clk_dyn0.hw,
DVFS_CON_ID);
ret = devm_clk_notifier_register(dev, notifier_clk,
- &g12b_cpub_clk_postmux0_nb_data.nb);
+ &g12b_cpub_clk_dyn0_nb_data.nb);
if (ret) {
- dev_err(dev, "failed to register the cpub_clk_postmux0 notifier\n");
+ dev_err(dev, "failed to register the cpub_clk_dyn0 notifier\n");
return ret;
}
/* Setup clock notifier for cpub_clk_dyn mux */
- notifier_clk = devm_clk_hw_get_clk(dev, &g12b_cpub_clk_dyn.hw, "dvfs");
+ notifier_clk = devm_clk_hw_get_clk(dev, &g12b_cpub_clk_dyn.hw,
+ DVFS_CON_ID);
ret = devm_clk_notifier_register(dev, notifier_clk,
&g12a_cpu_clk_mux_nb);
if (ret) {
@@ -5351,14 +5339,14 @@ static int meson_g12b_dvfs_setup(struct platform_device *pdev)
return 0;
}
-static int meson_g12a_dvfs_setup(struct platform_device *pdev)
+static int g12a_dvfs_setup(struct platform_device *pdev)
{
struct clk_hw **hws = g12a_hw_clks;
struct device *dev = &pdev->dev;
struct clk *notifier_clk;
int ret;
- ret = meson_g12a_dvfs_setup_common(dev, hws);
+ ret = g12a_dvfs_setup_common(dev, hws);
if (ret)
return ret;
@@ -5383,27 +5371,27 @@ static int meson_g12a_dvfs_setup(struct platform_device *pdev)
return 0;
}
-struct meson_g12a_data {
- const struct meson_eeclkc_data eeclkc_data;
+struct g12a_clkc_data {
+ const struct meson_clkc_data clkc_data;
int (*dvfs_setup)(struct platform_device *pdev);
};
-static int meson_g12a_probe(struct platform_device *pdev)
+static int g12a_clkc_probe(struct platform_device *pdev)
{
- const struct meson_eeclkc_data *eeclkc_data;
- const struct meson_g12a_data *g12a_data;
+ const struct meson_clkc_data *clkc_data;
+ const struct g12a_clkc_data *g12a_data;
int ret;
- eeclkc_data = of_device_get_match_data(&pdev->dev);
- if (!eeclkc_data)
+ clkc_data = of_device_get_match_data(&pdev->dev);
+ if (!clkc_data)
return -EINVAL;
- ret = meson_eeclkc_probe(pdev);
+ ret = meson_clkc_syscon_probe(pdev);
if (ret)
return ret;
- g12a_data = container_of(eeclkc_data, struct meson_g12a_data,
- eeclkc_data);
+ g12a_data = container_of(clkc_data, struct g12a_clkc_data,
+ clkc_data);
if (g12a_data->dvfs_setup)
return g12a_data->dvfs_setup(pdev);
@@ -5411,8 +5399,8 @@ static int meson_g12a_probe(struct platform_device *pdev)
return 0;
}
-static const struct meson_g12a_data g12a_clkc_data = {
- .eeclkc_data = {
+static const struct g12a_clkc_data g12a_clkc_data = {
+ .clkc_data = {
.hw_clks = {
.hws = g12a_hw_clks,
.num = ARRAY_SIZE(g12a_hw_clks),
@@ -5420,54 +5408,54 @@ static const struct meson_g12a_data g12a_clkc_data = {
.init_regs = g12a_init_regs,
.init_count = ARRAY_SIZE(g12a_init_regs),
},
- .dvfs_setup = meson_g12a_dvfs_setup,
+ .dvfs_setup = g12a_dvfs_setup,
};
-static const struct meson_g12a_data g12b_clkc_data = {
- .eeclkc_data = {
+static const struct g12a_clkc_data g12b_clkc_data = {
+ .clkc_data = {
.hw_clks = {
.hws = g12b_hw_clks,
.num = ARRAY_SIZE(g12b_hw_clks),
},
},
- .dvfs_setup = meson_g12b_dvfs_setup,
+ .dvfs_setup = g12b_dvfs_setup,
};
-static const struct meson_g12a_data sm1_clkc_data = {
- .eeclkc_data = {
+static const struct g12a_clkc_data sm1_clkc_data = {
+ .clkc_data = {
.hw_clks = {
.hws = sm1_hw_clks,
.num = ARRAY_SIZE(sm1_hw_clks),
},
},
- .dvfs_setup = meson_g12a_dvfs_setup,
+ .dvfs_setup = g12a_dvfs_setup,
};
-static const struct of_device_id clkc_match_table[] = {
+static const struct of_device_id g12a_clkc_match_table[] = {
{
.compatible = "amlogic,g12a-clkc",
- .data = &g12a_clkc_data.eeclkc_data
+ .data = &g12a_clkc_data.clkc_data
},
{
.compatible = "amlogic,g12b-clkc",
- .data = &g12b_clkc_data.eeclkc_data
+ .data = &g12b_clkc_data.clkc_data
},
{
.compatible = "amlogic,sm1-clkc",
- .data = &sm1_clkc_data.eeclkc_data
+ .data = &sm1_clkc_data.clkc_data
},
{}
};
-MODULE_DEVICE_TABLE(of, clkc_match_table);
+MODULE_DEVICE_TABLE(of, g12a_clkc_match_table);
-static struct platform_driver g12a_driver = {
- .probe = meson_g12a_probe,
+static struct platform_driver g12a_clkc_driver = {
+ .probe = g12a_clkc_probe,
.driver = {
.name = "g12a-clkc",
- .of_match_table = clkc_match_table,
+ .of_match_table = g12a_clkc_match_table,
},
};
-module_platform_driver(g12a_driver);
+module_platform_driver(g12a_clkc_driver);
MODULE_DESCRIPTION("Amlogic G12/SM1 Main Clock Controller driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/meson/gxbb-aoclk.c b/drivers/clk/meson/gxbb-aoclk.c
index f075fbd450f3..c7dfb3a06cb5 100644
--- a/drivers/clk/meson/gxbb-aoclk.c
+++ b/drivers/clk/meson/gxbb-aoclk.c
@@ -23,31 +23,20 @@
#define AO_RTC_ALT_CLK_CNTL0 0x94
#define AO_RTC_ALT_CLK_CNTL1 0x98
-#define GXBB_AO_GATE(_name, _bit) \
-static struct clk_regmap _name##_ao = { \
- .data = &(struct clk_regmap_gate_data) { \
- .offset = AO_RTI_GEN_CNTL_REG0, \
- .bit_idx = (_bit), \
- }, \
- .hw.init = &(struct clk_init_data) { \
- .name = #_name "_ao", \
- .ops = &clk_regmap_gate_ops, \
- .parent_data = &(const struct clk_parent_data) { \
- .fw_name = "mpeg-clk", \
- }, \
- .num_parents = 1, \
- .flags = CLK_IGNORE_UNUSED, \
- }, \
-}
+static const struct clk_parent_data gxbb_ao_pclk_parents = { .fw_name = "mpeg-clk" };
-GXBB_AO_GATE(remote, 0);
-GXBB_AO_GATE(i2c_master, 1);
-GXBB_AO_GATE(i2c_slave, 2);
-GXBB_AO_GATE(uart1, 3);
-GXBB_AO_GATE(uart2, 5);
-GXBB_AO_GATE(ir_blaster, 6);
+#define GXBB_AO_PCLK(_name, _bit, _flags) \
+ MESON_PCLK(gxbb_ao_##_name, AO_RTI_GEN_CNTL_REG0, _bit, \
+ &gxbb_ao_pclk_parents, _flags)
-static struct clk_regmap ao_cts_oscin = {
+static GXBB_AO_PCLK(remote, 0, CLK_IGNORE_UNUSED);
+static GXBB_AO_PCLK(i2c_master, 1, CLK_IGNORE_UNUSED);
+static GXBB_AO_PCLK(i2c_slave, 2, CLK_IGNORE_UNUSED);
+static GXBB_AO_PCLK(uart1, 3, CLK_IGNORE_UNUSED);
+static GXBB_AO_PCLK(uart2, 5, CLK_IGNORE_UNUSED);
+static GXBB_AO_PCLK(ir_blaster, 6, CLK_IGNORE_UNUSED);
+
+static struct clk_regmap gxbb_ao_cts_oscin = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTI_PWR_CNTL_REG0,
.bit_idx = 6,
@@ -62,7 +51,7 @@ static struct clk_regmap ao_cts_oscin = {
},
};
-static struct clk_regmap ao_32k_pre = {
+static struct clk_regmap gxbb_ao_32k_pre = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTC_ALT_CLK_CNTL0,
.bit_idx = 31,
@@ -70,7 +59,7 @@ static struct clk_regmap ao_32k_pre = {
.hw.init = &(struct clk_init_data){
.name = "ao_32k_pre",
.ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) { &ao_cts_oscin.hw },
+ .parent_hws = (const struct clk_hw *[]) { &gxbb_ao_cts_oscin.hw },
.num_parents = 1,
},
};
@@ -85,7 +74,7 @@ static const struct meson_clk_dualdiv_param gxbb_32k_div_table[] = {
}, {}
};
-static struct clk_regmap ao_32k_div = {
+static struct clk_regmap gxbb_ao_32k_div = {
.data = &(struct meson_clk_dualdiv_data){
.n1 = {
.reg_off = AO_RTC_ALT_CLK_CNTL0,
@@ -117,12 +106,12 @@ static struct clk_regmap ao_32k_div = {
.hw.init = &(struct clk_init_data){
.name = "ao_32k_div",
.ops = &meson_clk_dualdiv_ops,
- .parent_hws = (const struct clk_hw *[]) { &ao_32k_pre.hw },
+ .parent_hws = (const struct clk_hw *[]) { &gxbb_ao_32k_pre.hw },
.num_parents = 1,
},
};
-static struct clk_regmap ao_32k_sel = {
+static struct clk_regmap gxbb_ao_32k_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTC_ALT_CLK_CNTL1,
.mask = 0x1,
@@ -133,15 +122,15 @@ static struct clk_regmap ao_32k_sel = {
.name = "ao_32k_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &ao_32k_div.hw,
- &ao_32k_pre.hw
+ &gxbb_ao_32k_div.hw,
+ &gxbb_ao_32k_pre.hw
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap ao_32k = {
+static struct clk_regmap gxbb_ao_32k = {
.data = &(struct clk_regmap_gate_data){
.offset = AO_RTC_ALT_CLK_CNTL0,
.bit_idx = 30,
@@ -149,13 +138,13 @@ static struct clk_regmap ao_32k = {
.hw.init = &(struct clk_init_data){
.name = "ao_32k",
.ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) { &ao_32k_sel.hw },
+ .parent_hws = (const struct clk_hw *[]) { &gxbb_ao_32k_sel.hw },
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap ao_cts_rtc_oscin = {
+static struct clk_regmap gxbb_ao_cts_rtc_oscin = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTI_PWR_CNTL_REG0,
.mask = 0x7,
@@ -170,14 +159,14 @@ static struct clk_regmap ao_cts_rtc_oscin = {
{ .fw_name = "ext-32k-0", },
{ .fw_name = "ext-32k-1", },
{ .fw_name = "ext-32k-2", },
- { .hw = &ao_32k.hw },
+ { .hw = &gxbb_ao_32k.hw },
},
.num_parents = 4,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap ao_clk81 = {
+static struct clk_regmap gxbb_ao_clk81 = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_RTI_PWR_CNTL_REG0,
.mask = 0x1,
@@ -189,14 +178,14 @@ static struct clk_regmap ao_clk81 = {
.ops = &clk_regmap_mux_ro_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "mpeg-clk", },
- { .hw = &ao_cts_rtc_oscin.hw },
+ { .hw = &gxbb_ao_cts_rtc_oscin.hw },
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap ao_cts_cec = {
+static struct clk_regmap gxbb_ao_cts_cec = {
.data = &(struct clk_regmap_mux_data) {
.offset = AO_CRT_CLK_CNTL1,
.mask = 0x1,
@@ -221,14 +210,14 @@ static struct clk_regmap ao_cts_cec = {
*/
.parent_data = (const struct clk_parent_data []) {
{ .name = "fixme", .index = -1, },
- { .hw = &ao_cts_rtc_oscin.hw },
+ { .hw = &gxbb_ao_cts_rtc_oscin.hw },
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static const unsigned int gxbb_aoclk_reset[] = {
+static const unsigned int gxbb_ao_reset[] = {
[RESET_AO_REMOTE] = 16,
[RESET_AO_I2C_MASTER] = 18,
[RESET_AO_I2C_SLAVE] = 19,
@@ -237,50 +226,52 @@ static const unsigned int gxbb_aoclk_reset[] = {
[RESET_AO_IR_BLASTER] = 23,
};
-static struct clk_hw *gxbb_aoclk_hw_clks[] = {
- [CLKID_AO_REMOTE] = &remote_ao.hw,
- [CLKID_AO_I2C_MASTER] = &i2c_master_ao.hw,
- [CLKID_AO_I2C_SLAVE] = &i2c_slave_ao.hw,
- [CLKID_AO_UART1] = &uart1_ao.hw,
- [CLKID_AO_UART2] = &uart2_ao.hw,
- [CLKID_AO_IR_BLASTER] = &ir_blaster_ao.hw,
- [CLKID_AO_CEC_32K] = &ao_cts_cec.hw,
- [CLKID_AO_CTS_OSCIN] = &ao_cts_oscin.hw,
- [CLKID_AO_32K_PRE] = &ao_32k_pre.hw,
- [CLKID_AO_32K_DIV] = &ao_32k_div.hw,
- [CLKID_AO_32K_SEL] = &ao_32k_sel.hw,
- [CLKID_AO_32K] = &ao_32k.hw,
- [CLKID_AO_CTS_RTC_OSCIN] = &ao_cts_rtc_oscin.hw,
- [CLKID_AO_CLK81] = &ao_clk81.hw,
+static struct clk_hw *gxbb_ao_hw_clks[] = {
+ [CLKID_AO_REMOTE] = &gxbb_ao_remote.hw,
+ [CLKID_AO_I2C_MASTER] = &gxbb_ao_i2c_master.hw,
+ [CLKID_AO_I2C_SLAVE] = &gxbb_ao_i2c_slave.hw,
+ [CLKID_AO_UART1] = &gxbb_ao_uart1.hw,
+ [CLKID_AO_UART2] = &gxbb_ao_uart2.hw,
+ [CLKID_AO_IR_BLASTER] = &gxbb_ao_ir_blaster.hw,
+ [CLKID_AO_CEC_32K] = &gxbb_ao_cts_cec.hw,
+ [CLKID_AO_CTS_OSCIN] = &gxbb_ao_cts_oscin.hw,
+ [CLKID_AO_32K_PRE] = &gxbb_ao_32k_pre.hw,
+ [CLKID_AO_32K_DIV] = &gxbb_ao_32k_div.hw,
+ [CLKID_AO_32K_SEL] = &gxbb_ao_32k_sel.hw,
+ [CLKID_AO_32K] = &gxbb_ao_32k.hw,
+ [CLKID_AO_CTS_RTC_OSCIN] = &gxbb_ao_cts_rtc_oscin.hw,
+ [CLKID_AO_CLK81] = &gxbb_ao_clk81.hw,
};
-static const struct meson_aoclk_data gxbb_aoclkc_data = {
+static const struct meson_aoclk_data gxbb_ao_clkc_data = {
.reset_reg = AO_RTI_GEN_CNTL_REG0,
- .num_reset = ARRAY_SIZE(gxbb_aoclk_reset),
- .reset = gxbb_aoclk_reset,
- .hw_clks = {
- .hws = gxbb_aoclk_hw_clks,
- .num = ARRAY_SIZE(gxbb_aoclk_hw_clks),
+ .num_reset = ARRAY_SIZE(gxbb_ao_reset),
+ .reset = gxbb_ao_reset,
+ .clkc_data = {
+ .hw_clks = {
+ .hws = gxbb_ao_hw_clks,
+ .num = ARRAY_SIZE(gxbb_ao_hw_clks),
+ },
},
};
-static const struct of_device_id gxbb_aoclkc_match_table[] = {
+static const struct of_device_id gxbb_ao_clkc_match_table[] = {
{
.compatible = "amlogic,meson-gx-aoclkc",
- .data = &gxbb_aoclkc_data,
+ .data = &gxbb_ao_clkc_data.clkc_data,
},
{ }
};
-MODULE_DEVICE_TABLE(of, gxbb_aoclkc_match_table);
+MODULE_DEVICE_TABLE(of, gxbb_ao_clkc_match_table);
-static struct platform_driver gxbb_aoclkc_driver = {
+static struct platform_driver gxbb_ao_clkc_driver = {
.probe = meson_aoclkc_probe,
.driver = {
.name = "gxbb-aoclkc",
- .of_match_table = gxbb_aoclkc_match_table,
+ .of_match_table = gxbb_ao_clkc_match_table,
},
};
-module_platform_driver(gxbb_aoclkc_driver);
+module_platform_driver(gxbb_ao_clkc_driver);
MODULE_DESCRIPTION("Amlogic GXBB Always-ON Clock Controller driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c
index 362d1b87ea5b..5a229c4ffae1 100644
--- a/drivers/clk/meson/gxbb.c
+++ b/drivers/clk/meson/gxbb.c
@@ -13,7 +13,7 @@
#include "clk-regmap.h"
#include "clk-pll.h"
#include "clk-mpll.h"
-#include "meson-eeclk.h"
+#include "meson-clkc-utils.h"
#include "vid-pll-div.h"
#include <dt-bindings/clock/gxbb-clkc.h>
@@ -116,70 +116,6 @@
#define HHI_BT656_CLK_CNTL 0x3d4
#define HHI_SAR_CLK_CNTL 0x3d8
-static const struct pll_params_table gxbb_gp0_pll_params_table[] = {
- PLL_PARAMS(32, 1),
- PLL_PARAMS(33, 1),
- PLL_PARAMS(34, 1),
- PLL_PARAMS(35, 1),
- PLL_PARAMS(36, 1),
- PLL_PARAMS(37, 1),
- PLL_PARAMS(38, 1),
- PLL_PARAMS(39, 1),
- PLL_PARAMS(40, 1),
- PLL_PARAMS(41, 1),
- PLL_PARAMS(42, 1),
- PLL_PARAMS(43, 1),
- PLL_PARAMS(44, 1),
- PLL_PARAMS(45, 1),
- PLL_PARAMS(46, 1),
- PLL_PARAMS(47, 1),
- PLL_PARAMS(48, 1),
- PLL_PARAMS(49, 1),
- PLL_PARAMS(50, 1),
- PLL_PARAMS(51, 1),
- PLL_PARAMS(52, 1),
- PLL_PARAMS(53, 1),
- PLL_PARAMS(54, 1),
- PLL_PARAMS(55, 1),
- PLL_PARAMS(56, 1),
- PLL_PARAMS(57, 1),
- PLL_PARAMS(58, 1),
- PLL_PARAMS(59, 1),
- PLL_PARAMS(60, 1),
- PLL_PARAMS(61, 1),
- PLL_PARAMS(62, 1),
- { /* sentinel */ },
-};
-
-static const struct pll_params_table gxl_gp0_pll_params_table[] = {
- PLL_PARAMS(42, 1),
- PLL_PARAMS(43, 1),
- PLL_PARAMS(44, 1),
- PLL_PARAMS(45, 1),
- PLL_PARAMS(46, 1),
- PLL_PARAMS(47, 1),
- PLL_PARAMS(48, 1),
- PLL_PARAMS(49, 1),
- PLL_PARAMS(50, 1),
- PLL_PARAMS(51, 1),
- PLL_PARAMS(52, 1),
- PLL_PARAMS(53, 1),
- PLL_PARAMS(54, 1),
- PLL_PARAMS(55, 1),
- PLL_PARAMS(56, 1),
- PLL_PARAMS(57, 1),
- PLL_PARAMS(58, 1),
- PLL_PARAMS(59, 1),
- PLL_PARAMS(60, 1),
- PLL_PARAMS(61, 1),
- PLL_PARAMS(62, 1),
- PLL_PARAMS(63, 1),
- PLL_PARAMS(64, 1),
- PLL_PARAMS(65, 1),
- PLL_PARAMS(66, 1),
- { /* sentinel */ },
-};
-
static struct clk_regmap gxbb_fixed_pll_dco = {
.data = &(struct meson_clk_pll_data){
.en = {
@@ -523,7 +459,42 @@ static struct clk_regmap gxbb_sys_pll = {
},
};
-static const struct reg_sequence gxbb_gp0_init_regs[] = {
+static const struct pll_params_table gxbb_gp0_pll_params_table[] = {
+ PLL_PARAMS(32, 1),
+ PLL_PARAMS(33, 1),
+ PLL_PARAMS(34, 1),
+ PLL_PARAMS(35, 1),
+ PLL_PARAMS(36, 1),
+ PLL_PARAMS(37, 1),
+ PLL_PARAMS(38, 1),
+ PLL_PARAMS(39, 1),
+ PLL_PARAMS(40, 1),
+ PLL_PARAMS(41, 1),
+ PLL_PARAMS(42, 1),
+ PLL_PARAMS(43, 1),
+ PLL_PARAMS(44, 1),
+ PLL_PARAMS(45, 1),
+ PLL_PARAMS(46, 1),
+ PLL_PARAMS(47, 1),
+ PLL_PARAMS(48, 1),
+ PLL_PARAMS(49, 1),
+ PLL_PARAMS(50, 1),
+ PLL_PARAMS(51, 1),
+ PLL_PARAMS(52, 1),
+ PLL_PARAMS(53, 1),
+ PLL_PARAMS(54, 1),
+ PLL_PARAMS(55, 1),
+ PLL_PARAMS(56, 1),
+ PLL_PARAMS(57, 1),
+ PLL_PARAMS(58, 1),
+ PLL_PARAMS(59, 1),
+ PLL_PARAMS(60, 1),
+ PLL_PARAMS(61, 1),
+ PLL_PARAMS(62, 1),
+ { /* sentinel */ },
+};
+
+static const struct reg_sequence gxbb_gp0_pll_init_regs[] = {
{ .reg = HHI_GP0_PLL_CNTL2, .def = 0x69c80000 },
{ .reg = HHI_GP0_PLL_CNTL3, .def = 0x0a5590c4 },
{ .reg = HHI_GP0_PLL_CNTL4, .def = 0x0000500d },
@@ -557,8 +528,8 @@ static struct clk_regmap gxbb_gp0_pll_dco = {
.width = 1,
},
.table = gxbb_gp0_pll_params_table,
- .init_regs = gxbb_gp0_init_regs,
- .init_count = ARRAY_SIZE(gxbb_gp0_init_regs),
+ .init_regs = gxbb_gp0_pll_init_regs,
+ .init_count = ARRAY_SIZE(gxbb_gp0_pll_init_regs),
},
.hw.init = &(struct clk_init_data){
.name = "gp0_pll_dco",
@@ -570,7 +541,36 @@ static struct clk_regmap gxbb_gp0_pll_dco = {
},
};
-static const struct reg_sequence gxl_gp0_init_regs[] = {
+static const struct pll_params_table gxl_gp0_pll_params_table[] = {
+ PLL_PARAMS(42, 1),
+ PLL_PARAMS(43, 1),
+ PLL_PARAMS(44, 1),
+ PLL_PARAMS(45, 1),
+ PLL_PARAMS(46, 1),
+ PLL_PARAMS(47, 1),
+ PLL_PARAMS(48, 1),
+ PLL_PARAMS(49, 1),
+ PLL_PARAMS(50, 1),
+ PLL_PARAMS(51, 1),
+ PLL_PARAMS(52, 1),
+ PLL_PARAMS(53, 1),
+ PLL_PARAMS(54, 1),
+ PLL_PARAMS(55, 1),
+ PLL_PARAMS(56, 1),
+ PLL_PARAMS(57, 1),
+ PLL_PARAMS(58, 1),
+ PLL_PARAMS(59, 1),
+ PLL_PARAMS(60, 1),
+ PLL_PARAMS(61, 1),
+ PLL_PARAMS(62, 1),
+ PLL_PARAMS(63, 1),
+ PLL_PARAMS(64, 1),
+ PLL_PARAMS(65, 1),
+ PLL_PARAMS(66, 1),
+ { /* sentinel */ },
+};
+
+static const struct reg_sequence gxl_gp0_pll_init_regs[] = {
{ .reg = HHI_GP0_PLL_CNTL1, .def = 0xc084b000 },
{ .reg = HHI_GP0_PLL_CNTL2, .def = 0xb75020be },
{ .reg = HHI_GP0_PLL_CNTL3, .def = 0x0a59a288 },
@@ -611,8 +611,8 @@ static struct clk_regmap gxl_gp0_pll_dco = {
.width = 1,
},
.table = gxl_gp0_pll_params_table,
- .init_regs = gxl_gp0_init_regs,
- .init_count = ARRAY_SIZE(gxl_gp0_init_regs),
+ .init_regs = gxl_gp0_pll_init_regs,
+ .init_count = ARRAY_SIZE(gxl_gp0_pll_init_regs),
},
.hw.init = &(struct clk_init_data){
.name = "gp0_pll_dco",
@@ -972,8 +972,9 @@ static struct clk_regmap gxbb_mpll2 = {
},
};
-static u32 mux_table_clk81[] = { 0, 2, 3, 4, 5, 6, 7 };
-static const struct clk_parent_data clk81_parent_data[] = {
+/* clk81 is often referred as "mpeg_clk" */
+static u32 clk81_parents_val_table[] = { 0, 2, 3, 4, 5, 6, 7 };
+static const struct clk_parent_data clk81_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &gxbb_fclk_div7.hw },
{ .hw = &gxbb_mpll1.hw },
@@ -983,37 +984,37 @@ static const struct clk_parent_data clk81_parent_data[] = {
{ .hw = &gxbb_fclk_div5.hw },
};
-static struct clk_regmap gxbb_mpeg_clk_sel = {
+static struct clk_regmap gxbb_clk81_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_MPEG_CLK_CNTL,
.mask = 0x7,
.shift = 12,
- .table = mux_table_clk81,
+ .table = clk81_parents_val_table,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_sel",
+ .name = "clk81_sel",
.ops = &clk_regmap_mux_ro_ops,
/*
* bits 14:12 selects from 8 possible parents:
* xtal, 1'b0 (wtf), fclk_div7, mpll_clkout1, mpll_clkout2,
* fclk_div4, fclk_div3, fclk_div5
*/
- .parent_data = clk81_parent_data,
- .num_parents = ARRAY_SIZE(clk81_parent_data),
+ .parent_data = clk81_parents,
+ .num_parents = ARRAY_SIZE(clk81_parents),
},
};
-static struct clk_regmap gxbb_mpeg_clk_div = {
+static struct clk_regmap gxbb_clk81_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_MPEG_CLK_CNTL,
.shift = 0,
.width = 7,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_div",
+ .name = "clk81_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &gxbb_mpeg_clk_sel.hw
+ &gxbb_clk81_sel.hw
},
.num_parents = 1,
},
@@ -1029,7 +1030,7 @@ static struct clk_regmap gxbb_clk81 = {
.name = "clk81",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &gxbb_mpeg_clk_div.hw
+ &gxbb_clk81_div.hw
},
.num_parents = 1,
.flags = CLK_IS_CRITICAL,
@@ -1094,7 +1095,7 @@ static struct clk_regmap gxbb_sar_adc_clk = {
* switches to the "inactive" one when CLK_SET_RATE_GATE is set.
*/
-static const struct clk_parent_data gxbb_mali_0_1_parent_data[] = {
+static const struct clk_parent_data gxbb_mali_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &gxbb_gp0_pll.hw },
{ .hw = &gxbb_mpll2.hw },
@@ -1114,8 +1115,8 @@ static struct clk_regmap gxbb_mali_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "mali_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gxbb_mali_0_1_parent_data,
- .num_parents = 8,
+ .parent_data = gxbb_mali_parents,
+ .num_parents = ARRAY_SIZE(gxbb_mali_parents),
/*
* Don't request the parent to change the rate because
* all GPU frequencies can be derived from the fclk_*
@@ -1168,8 +1169,8 @@ static struct clk_regmap gxbb_mali_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "mali_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gxbb_mali_0_1_parent_data,
- .num_parents = 8,
+ .parent_data = gxbb_mali_parents,
+ .num_parents = ARRAY_SIZE(gxbb_mali_parents),
/*
* Don't request the parent to change the rate because
* all GPU frequencies can be derived from the fclk_*
@@ -1213,11 +1214,6 @@ static struct clk_regmap gxbb_mali_1 = {
},
};
-static const struct clk_hw *gxbb_mali_parent_hws[] = {
- &gxbb_mali_0.hw,
- &gxbb_mali_1.hw,
-};
-
static struct clk_regmap gxbb_mali = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_MALI_CLK_CNTL,
@@ -1227,29 +1223,35 @@ static struct clk_regmap gxbb_mali = {
.hw.init = &(struct clk_init_data){
.name = "mali",
.ops = &clk_regmap_mux_ops,
- .parent_hws = gxbb_mali_parent_hws,
+ .parent_hws = (const struct clk_hw *[]) {
+ &gxbb_mali_0.hw,
+ &gxbb_mali_1.hw,
+ },
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
+static u32 gxbb_cts_mclk_parents_val_table[] = { 1, 2, 3 };
+static const struct clk_hw *gxbb_cts_mclk_parents[] = {
+ &gxbb_mpll0.hw,
+ &gxbb_mpll1.hw,
+ &gxbb_mpll2.hw,
+};
+
static struct clk_regmap gxbb_cts_amclk_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_AUD_CLK_CNTL,
.mask = 0x3,
.shift = 9,
- .table = (u32[]){ 1, 2, 3 },
+ .table = gxbb_cts_mclk_parents_val_table,
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
.name = "cts_amclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &gxbb_mpll0.hw,
- &gxbb_mpll1.hw,
- &gxbb_mpll2.hw,
- },
- .num_parents = 3,
+ .parent_hws = gxbb_cts_mclk_parents,
+ .num_parents = ARRAY_SIZE(gxbb_cts_mclk_parents),
},
};
@@ -1292,18 +1294,14 @@ static struct clk_regmap gxbb_cts_mclk_i958_sel = {
.offset = HHI_AUD_CLK_CNTL2,
.mask = 0x3,
.shift = 25,
- .table = (u32[]){ 1, 2, 3 },
+ .table = gxbb_cts_mclk_parents_val_table,
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data) {
.name = "cts_mclk_i958_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &gxbb_mpll0.hw,
- &gxbb_mpll1.hw,
- &gxbb_mpll2.hw,
- },
- .num_parents = 3,
+ .parent_hws = gxbb_cts_mclk_parents,
+ .num_parents = ARRAY_SIZE(gxbb_cts_mclk_parents),
},
};
@@ -1368,7 +1366,7 @@ static struct clk_regmap gxbb_cts_i958 = {
* This clock does not exist yet in this controller or the AO one
*/
static u32 gxbb_32k_clk_parents_val_table[] = { 0, 2, 3 };
-static const struct clk_parent_data gxbb_32k_clk_parent_data[] = {
+static const struct clk_parent_data gxbb_32k_clk_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &gxbb_fclk_div3.hw },
{ .hw = &gxbb_fclk_div5.hw },
@@ -1380,11 +1378,11 @@ static struct clk_regmap gxbb_32k_clk_sel = {
.mask = 0x3,
.shift = 16,
.table = gxbb_32k_clk_parents_val_table,
- },
+ },
.hw.init = &(struct clk_init_data){
.name = "32k_clk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gxbb_32k_clk_parent_data,
+ .parent_data = gxbb_32k_clk_parents,
.num_parents = 4,
.flags = CLK_SET_RATE_PARENT,
},
@@ -1423,7 +1421,7 @@ static struct clk_regmap gxbb_32k_clk = {
},
};
-static const struct clk_parent_data gxbb_sd_emmc_clk0_parent_data[] = {
+static const struct clk_parent_data gxbb_sd_emmc_clk0_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &gxbb_fclk_div2.hw },
{ .hw = &gxbb_fclk_div3.hw },
@@ -1447,8 +1445,8 @@ static struct clk_regmap gxbb_sd_emmc_a_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_a_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gxbb_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(gxbb_sd_emmc_clk0_parent_data),
+ .parent_data = gxbb_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(gxbb_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1497,8 +1495,8 @@ static struct clk_regmap gxbb_sd_emmc_b_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_b_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gxbb_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(gxbb_sd_emmc_clk0_parent_data),
+ .parent_data = gxbb_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(gxbb_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1547,8 +1545,8 @@ static struct clk_regmap gxbb_sd_emmc_c_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_c_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gxbb_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(gxbb_sd_emmc_clk0_parent_data),
+ .parent_data = gxbb_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(gxbb_sd_emmc_clk0_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1589,7 +1587,7 @@ static struct clk_regmap gxbb_sd_emmc_c_clk0 = {
/* VPU Clock */
-static const struct clk_hw *gxbb_vpu_parent_hws[] = {
+static const struct clk_hw *gxbb_vpu_parents[] = {
&gxbb_fclk_div4.hw,
&gxbb_fclk_div3.hw,
&gxbb_fclk_div5.hw,
@@ -1609,8 +1607,8 @@ static struct clk_regmap gxbb_vpu_0_sel = {
* bits 9:10 selects from 4 possible parents:
* fclk_div4, fclk_div3, fclk_div5, fclk_div7,
*/
- .parent_hws = gxbb_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vpu_parent_hws),
+ .parent_hws = gxbb_vpu_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vpu_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1657,8 +1655,8 @@ static struct clk_regmap gxbb_vpu_1_sel = {
* bits 25:26 selects from 4 possible parents:
* fclk_div4, fclk_div3, fclk_div5, fclk_div7,
*/
- .parent_hws = gxbb_vpu_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vpu_parent_hws),
+ .parent_hws = gxbb_vpu_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vpu_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1716,7 +1714,7 @@ static struct clk_regmap gxbb_vpu = {
/* VAPB Clock */
-static const struct clk_hw *gxbb_vapb_parent_hws[] = {
+static const struct clk_hw *gxbb_vapb_parents[] = {
&gxbb_fclk_div4.hw,
&gxbb_fclk_div3.hw,
&gxbb_fclk_div5.hw,
@@ -1736,8 +1734,8 @@ static struct clk_regmap gxbb_vapb_0_sel = {
* bits 9:10 selects from 4 possible parents:
* fclk_div4, fclk_div3, fclk_div5, fclk_div7,
*/
- .parent_hws = gxbb_vapb_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vapb_parent_hws),
+ .parent_hws = gxbb_vapb_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vapb_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1788,8 +1786,8 @@ static struct clk_regmap gxbb_vapb_1_sel = {
* bits 25:26 selects from 4 possible parents:
* fclk_div4, fclk_div3, fclk_div5, fclk_div7,
*/
- .parent_hws = gxbb_vapb_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vapb_parent_hws),
+ .parent_hws = gxbb_vapb_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vapb_parents),
.flags = CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1897,7 +1895,7 @@ static struct clk_regmap gxbb_vid_pll_div = {
},
};
-static const struct clk_parent_data gxbb_vid_pll_parent_data[] = {
+static const struct clk_parent_data gxbb_vid_pll_parents[] = {
{ .hw = &gxbb_vid_pll_div.hw },
/*
* Note:
@@ -1922,8 +1920,8 @@ static struct clk_regmap gxbb_vid_pll_sel = {
* bit 18 selects from 2 possible parents:
* vid_pll_div or hdmi_pll
*/
- .parent_data = gxbb_vid_pll_parent_data,
- .num_parents = ARRAY_SIZE(gxbb_vid_pll_parent_data),
+ .parent_data = gxbb_vid_pll_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vid_pll_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -1944,7 +1942,7 @@ static struct clk_regmap gxbb_vid_pll = {
},
};
-static const struct clk_hw *gxbb_vclk_parent_hws[] = {
+static const struct clk_hw *gxbb_vclk_parents[] = {
&gxbb_vid_pll.hw,
&gxbb_fclk_div4.hw,
&gxbb_fclk_div3.hw,
@@ -1968,8 +1966,8 @@ static struct clk_regmap gxbb_vclk_sel = {
* vid_pll, fclk_div4, fclk_div3, fclk_div5,
* vid_pll, fclk_div7, mp1
*/
- .parent_hws = gxbb_vclk_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vclk_parent_hws),
+ .parent_hws = gxbb_vclk_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vclk_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -1988,8 +1986,8 @@ static struct clk_regmap gxbb_vclk2_sel = {
* vid_pll, fclk_div4, fclk_div3, fclk_div5,
* vid_pll, fclk_div7, mp1
*/
- .parent_hws = gxbb_vclk_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vclk_parent_hws),
+ .parent_hws = gxbb_vclk_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vclk_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -2328,8 +2326,8 @@ static struct clk_fixed_factor gxbb_vclk2_div12 = {
},
};
-static u32 mux_table_cts_sel[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
-static const struct clk_hw *gxbb_cts_parent_hws[] = {
+static u32 gxbb_cts_parents_val_table[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
+static const struct clk_hw *gxbb_cts_parents[] = {
&gxbb_vclk_div1.hw,
&gxbb_vclk_div2.hw,
&gxbb_vclk_div4.hw,
@@ -2347,13 +2345,13 @@ static struct clk_regmap gxbb_cts_enci_sel = {
.offset = HHI_VID_CLK_DIV,
.mask = 0xf,
.shift = 28,
- .table = mux_table_cts_sel,
+ .table = gxbb_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_enci_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = gxbb_cts_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_cts_parent_hws),
+ .parent_hws = gxbb_cts_parents,
+ .num_parents = ARRAY_SIZE(gxbb_cts_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -2363,13 +2361,13 @@ static struct clk_regmap gxbb_cts_encp_sel = {
.offset = HHI_VID_CLK_DIV,
.mask = 0xf,
.shift = 20,
- .table = mux_table_cts_sel,
+ .table = gxbb_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_encp_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = gxbb_cts_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_cts_parent_hws),
+ .parent_hws = gxbb_cts_parents,
+ .num_parents = ARRAY_SIZE(gxbb_cts_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -2379,50 +2377,13 @@ static struct clk_regmap gxbb_cts_vdac_sel = {
.offset = HHI_VIID_CLK_DIV,
.mask = 0xf,
.shift = 28,
- .table = mux_table_cts_sel,
+ .table = gxbb_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_vdac_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = gxbb_cts_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_cts_parent_hws),
- .flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
- },
-};
-
-/* TOFIX: add support for cts_tcon */
-static u32 mux_table_hdmi_tx_sel[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
-static const struct clk_hw *gxbb_cts_hdmi_tx_parent_hws[] = {
- &gxbb_vclk_div1.hw,
- &gxbb_vclk_div2.hw,
- &gxbb_vclk_div4.hw,
- &gxbb_vclk_div6.hw,
- &gxbb_vclk_div12.hw,
- &gxbb_vclk2_div1.hw,
- &gxbb_vclk2_div2.hw,
- &gxbb_vclk2_div4.hw,
- &gxbb_vclk2_div6.hw,
- &gxbb_vclk2_div12.hw,
-};
-
-static struct clk_regmap gxbb_hdmi_tx_sel = {
- .data = &(struct clk_regmap_mux_data){
- .offset = HHI_HDMI_CLK_CNTL,
- .mask = 0xf,
- .shift = 16,
- .table = mux_table_hdmi_tx_sel,
- },
- .hw.init = &(struct clk_init_data){
- .name = "hdmi_tx_sel",
- .ops = &clk_regmap_mux_ops,
- /*
- * bits 31:28 selects from 12 possible parents:
- * vclk_div1, vclk_div2, vclk_div4, vclk_div6, vclk_div12
- * vclk2_div1, vclk2_div2, vclk2_div4, vclk2_div6, vclk2_div12,
- * cts_tcon
- */
- .parent_hws = gxbb_cts_hdmi_tx_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_cts_hdmi_tx_parent_hws),
+ .parent_hws = gxbb_cts_parents,
+ .num_parents = ARRAY_SIZE(gxbb_cts_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -2475,6 +2436,43 @@ static struct clk_regmap gxbb_cts_vdac = {
},
};
+/* TOFIX: add support for cts_tcon */
+static u32 gxbb_hdmi_tx_parents_val_table[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
+static const struct clk_hw *gxbb_hdmi_tx_parents[] = {
+ &gxbb_vclk_div1.hw,
+ &gxbb_vclk_div2.hw,
+ &gxbb_vclk_div4.hw,
+ &gxbb_vclk_div6.hw,
+ &gxbb_vclk_div12.hw,
+ &gxbb_vclk2_div1.hw,
+ &gxbb_vclk2_div2.hw,
+ &gxbb_vclk2_div4.hw,
+ &gxbb_vclk2_div6.hw,
+ &gxbb_vclk2_div12.hw,
+};
+
+static struct clk_regmap gxbb_hdmi_tx_sel = {
+ .data = &(struct clk_regmap_mux_data){
+ .offset = HHI_HDMI_CLK_CNTL,
+ .mask = 0xf,
+ .shift = 16,
+ .table = gxbb_hdmi_tx_parents_val_table,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_tx_sel",
+ .ops = &clk_regmap_mux_ops,
+ /*
+ * bits 31:28 selects from 12 possible parents:
+ * vclk_div1, vclk_div2, vclk_div4, vclk_div6, vclk_div12
+ * vclk2_div1, vclk2_div2, vclk2_div4, vclk2_div6, vclk2_div12,
+ * cts_tcon
+ */
+ .parent_hws = gxbb_hdmi_tx_parents,
+ .num_parents = ARRAY_SIZE(gxbb_hdmi_tx_parents),
+ .flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
+ },
+};
+
static struct clk_regmap gxbb_hdmi_tx = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VID_CLK_CNTL2,
@@ -2493,7 +2491,7 @@ static struct clk_regmap gxbb_hdmi_tx = {
/* HDMI Clocks */
-static const struct clk_parent_data gxbb_hdmi_parent_data[] = {
+static const struct clk_parent_data gxbb_hdmi_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &gxbb_fclk_div4.hw },
{ .hw = &gxbb_fclk_div3.hw },
@@ -2510,8 +2508,8 @@ static struct clk_regmap gxbb_hdmi_sel = {
.hw.init = &(struct clk_init_data){
.name = "hdmi_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = gxbb_hdmi_parent_data,
- .num_parents = ARRAY_SIZE(gxbb_hdmi_parent_data),
+ .parent_data = gxbb_hdmi_parents,
+ .num_parents = ARRAY_SIZE(gxbb_hdmi_parents),
.flags = CLK_SET_RATE_NO_REPARENT | CLK_GET_RATE_NOCACHE,
},
};
@@ -2547,7 +2545,7 @@ static struct clk_regmap gxbb_hdmi = {
/* VDEC clocks */
-static const struct clk_hw *gxbb_vdec_parent_hws[] = {
+static const struct clk_hw *gxbb_vdec_parents[] = {
&gxbb_fclk_div4.hw,
&gxbb_fclk_div3.hw,
&gxbb_fclk_div5.hw,
@@ -2564,8 +2562,8 @@ static struct clk_regmap gxbb_vdec_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = gxbb_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vdec_parent_hws),
+ .parent_hws = gxbb_vdec_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2614,8 +2612,8 @@ static struct clk_regmap gxbb_vdec_hevc_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_hevc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = gxbb_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(gxbb_vdec_parent_hws),
+ .parent_hws = gxbb_vdec_parents,
+ .num_parents = ARRAY_SIZE(gxbb_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2654,9 +2652,8 @@ static struct clk_regmap gxbb_vdec_hevc = {
},
};
-static u32 mux_table_gen_clk[] = { 0, 4, 5, 6, 7, 8,
- 9, 10, 11, 13, 14, };
-static const struct clk_parent_data gen_clk_parent_data[] = {
+static u32 gxbb_gen_clk_parents_val_table[] = { 0, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, };
+static const struct clk_parent_data gxbb_gen_clk_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &gxbb_vdec_1.hw },
{ .hw = &gxbb_vdec_hevc.hw },
@@ -2675,7 +2672,7 @@ static struct clk_regmap gxbb_gen_clk_sel = {
.offset = HHI_GEN_CLK_CNTL,
.mask = 0xf,
.shift = 12,
- .table = mux_table_gen_clk,
+ .table = gxbb_gen_clk_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "gen_clk_sel",
@@ -2686,8 +2683,8 @@ static struct clk_regmap gxbb_gen_clk_sel = {
* vid_pll, vid2_pll (hevc), mpll0, mpll1, mpll2, fdiv4,
* fdiv3, fdiv5, [cts_msr_clk], fdiv7, gp0_pll
*/
- .parent_data = gen_clk_parent_data,
- .num_parents = ARRAY_SIZE(gen_clk_parent_data),
+ .parent_data = gxbb_gen_clk_parents,
+ .num_parents = ARRAY_SIZE(gxbb_gen_clk_parents),
},
};
@@ -2724,100 +2721,118 @@ static struct clk_regmap gxbb_gen_clk = {
},
};
-#define MESON_GATE(_name, _reg, _bit) \
- MESON_PCLK(_name, _reg, _bit, &gxbb_clk81.hw)
-
-/* Everything Else (EE) domain gates */
-static MESON_GATE(gxbb_ddr, HHI_GCLK_MPEG0, 0);
-static MESON_GATE(gxbb_dos, HHI_GCLK_MPEG0, 1);
-static MESON_GATE(gxbb_isa, HHI_GCLK_MPEG0, 5);
-static MESON_GATE(gxbb_pl301, HHI_GCLK_MPEG0, 6);
-static MESON_GATE(gxbb_periphs, HHI_GCLK_MPEG0, 7);
-static MESON_GATE(gxbb_spicc, HHI_GCLK_MPEG0, 8);
-static MESON_GATE(gxbb_i2c, HHI_GCLK_MPEG0, 9);
-static MESON_GATE(gxbb_sana, HHI_GCLK_MPEG0, 10);
-static MESON_GATE(gxbb_smart_card, HHI_GCLK_MPEG0, 11);
-static MESON_GATE(gxbb_rng0, HHI_GCLK_MPEG0, 12);
-static MESON_GATE(gxbb_uart0, HHI_GCLK_MPEG0, 13);
-static MESON_GATE(gxbb_sdhc, HHI_GCLK_MPEG0, 14);
-static MESON_GATE(gxbb_stream, HHI_GCLK_MPEG0, 15);
-static MESON_GATE(gxbb_async_fifo, HHI_GCLK_MPEG0, 16);
-static MESON_GATE(gxbb_sdio, HHI_GCLK_MPEG0, 17);
-static MESON_GATE(gxbb_abuf, HHI_GCLK_MPEG0, 18);
-static MESON_GATE(gxbb_hiu_iface, HHI_GCLK_MPEG0, 19);
-static MESON_GATE(gxbb_assist_misc, HHI_GCLK_MPEG0, 23);
-static MESON_GATE(gxbb_emmc_a, HHI_GCLK_MPEG0, 24);
-static MESON_GATE(gxbb_emmc_b, HHI_GCLK_MPEG0, 25);
-static MESON_GATE(gxbb_emmc_c, HHI_GCLK_MPEG0, 26);
-static MESON_GATE(gxl_acodec, HHI_GCLK_MPEG0, 28);
-static MESON_GATE(gxbb_spi, HHI_GCLK_MPEG0, 30);
-
-static MESON_GATE(gxbb_i2s_spdif, HHI_GCLK_MPEG1, 2);
-static MESON_GATE(gxbb_eth, HHI_GCLK_MPEG1, 3);
-static MESON_GATE(gxbb_demux, HHI_GCLK_MPEG1, 4);
-static MESON_GATE(gxbb_blkmv, HHI_GCLK_MPEG1, 14);
-static MESON_GATE(gxbb_aiu, HHI_GCLK_MPEG1, 15);
-static MESON_GATE(gxbb_uart1, HHI_GCLK_MPEG1, 16);
-static MESON_GATE(gxbb_g2d, HHI_GCLK_MPEG1, 20);
-static MESON_GATE(gxbb_usb0, HHI_GCLK_MPEG1, 21);
-static MESON_GATE(gxbb_usb1, HHI_GCLK_MPEG1, 22);
-static MESON_GATE(gxbb_reset, HHI_GCLK_MPEG1, 23);
-static MESON_GATE(gxbb_nand, HHI_GCLK_MPEG1, 24);
-static MESON_GATE(gxbb_dos_parser, HHI_GCLK_MPEG1, 25);
-static MESON_GATE(gxbb_usb, HHI_GCLK_MPEG1, 26);
-static MESON_GATE(gxbb_vdin1, HHI_GCLK_MPEG1, 28);
-static MESON_GATE(gxbb_ahb_arb0, HHI_GCLK_MPEG1, 29);
-static MESON_GATE(gxbb_efuse, HHI_GCLK_MPEG1, 30);
-static MESON_GATE(gxbb_boot_rom, HHI_GCLK_MPEG1, 31);
-
-static MESON_GATE(gxbb_ahb_data_bus, HHI_GCLK_MPEG2, 1);
-static MESON_GATE(gxbb_ahb_ctrl_bus, HHI_GCLK_MPEG2, 2);
-static MESON_GATE(gxbb_hdmi_intr_sync, HHI_GCLK_MPEG2, 3);
-static MESON_GATE(gxbb_hdmi_pclk, HHI_GCLK_MPEG2, 4);
-static MESON_GATE(gxbb_usb1_ddr_bridge, HHI_GCLK_MPEG2, 8);
-static MESON_GATE(gxbb_usb0_ddr_bridge, HHI_GCLK_MPEG2, 9);
-static MESON_GATE(gxbb_mmc_pclk, HHI_GCLK_MPEG2, 11);
-static MESON_GATE(gxbb_dvin, HHI_GCLK_MPEG2, 12);
-static MESON_GATE(gxbb_uart2, HHI_GCLK_MPEG2, 15);
-static MESON_GATE(gxbb_sar_adc, HHI_GCLK_MPEG2, 22);
-static MESON_GATE(gxbb_vpu_intr, HHI_GCLK_MPEG2, 25);
-static MESON_GATE(gxbb_sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26);
-static MESON_GATE(gxbb_clk81_a53, HHI_GCLK_MPEG2, 29);
-
-static MESON_GATE(gxbb_vclk2_venci0, HHI_GCLK_OTHER, 1);
-static MESON_GATE(gxbb_vclk2_venci1, HHI_GCLK_OTHER, 2);
-static MESON_GATE(gxbb_vclk2_vencp0, HHI_GCLK_OTHER, 3);
-static MESON_GATE(gxbb_vclk2_vencp1, HHI_GCLK_OTHER, 4);
-static MESON_GATE(gxbb_gclk_venci_int0, HHI_GCLK_OTHER, 8);
-static MESON_GATE(gxbb_gclk_vencp_int, HHI_GCLK_OTHER, 9);
-static MESON_GATE(gxbb_dac_clk, HHI_GCLK_OTHER, 10);
-static MESON_GATE(gxbb_aoclk_gate, HHI_GCLK_OTHER, 14);
-static MESON_GATE(gxbb_iec958_gate, HHI_GCLK_OTHER, 16);
-static MESON_GATE(gxbb_enc480p, HHI_GCLK_OTHER, 20);
-static MESON_GATE(gxbb_rng1, HHI_GCLK_OTHER, 21);
-static MESON_GATE(gxbb_gclk_venci_int1, HHI_GCLK_OTHER, 22);
-static MESON_GATE(gxbb_vclk2_venclmcc, HHI_GCLK_OTHER, 24);
-static MESON_GATE(gxbb_vclk2_vencl, HHI_GCLK_OTHER, 25);
-static MESON_GATE(gxbb_vclk_other, HHI_GCLK_OTHER, 26);
-static MESON_GATE(gxbb_edp, HHI_GCLK_OTHER, 31);
+static const struct clk_parent_data gxbb_pclk_parents = { .hw = &gxbb_clk81.hw };
+
+#define GXBB_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(_name, _reg, _bit, &gxbb_pclk_parents, _flags)
+
+/*
+ * Everything Else (EE) domain gates
+ *
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
+ */
+static GXBB_PCLK(gxbb_ddr, HHI_GCLK_MPEG0, 0, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_dos, HHI_GCLK_MPEG0, 1, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_isa, HHI_GCLK_MPEG0, 5, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_pl301, HHI_GCLK_MPEG0, 6, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_periphs, HHI_GCLK_MPEG0, 7, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_spicc, HHI_GCLK_MPEG0, 8, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_i2c, HHI_GCLK_MPEG0, 9, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_sana, HHI_GCLK_MPEG0, 10, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_smart_card, HHI_GCLK_MPEG0, 11, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_rng0, HHI_GCLK_MPEG0, 12, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_uart0, HHI_GCLK_MPEG0, 13, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_sdhc, HHI_GCLK_MPEG0, 14, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_stream, HHI_GCLK_MPEG0, 15, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_async_fifo, HHI_GCLK_MPEG0, 16, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_sdio, HHI_GCLK_MPEG0, 17, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_abuf, HHI_GCLK_MPEG0, 18, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_hiu_iface, HHI_GCLK_MPEG0, 19, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_assist_misc, HHI_GCLK_MPEG0, 23, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_emmc_a, HHI_GCLK_MPEG0, 24, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_emmc_b, HHI_GCLK_MPEG0, 25, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_emmc_c, HHI_GCLK_MPEG0, 26, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxl_acodec, HHI_GCLK_MPEG0, 28, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_spi, HHI_GCLK_MPEG0, 30, CLK_IGNORE_UNUSED);
+
+static GXBB_PCLK(gxbb_i2s_spdif, HHI_GCLK_MPEG1, 2, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_eth, HHI_GCLK_MPEG1, 3, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_demux, HHI_GCLK_MPEG1, 4, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_blkmv, HHI_GCLK_MPEG1, 14, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_aiu, HHI_GCLK_MPEG1, 15, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_uart1, HHI_GCLK_MPEG1, 16, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_g2d, HHI_GCLK_MPEG1, 20, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_usb0, HHI_GCLK_MPEG1, 21, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_usb1, HHI_GCLK_MPEG1, 22, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_reset, HHI_GCLK_MPEG1, 23, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_nand, HHI_GCLK_MPEG1, 24, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_dos_parser, HHI_GCLK_MPEG1, 25, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_usb, HHI_GCLK_MPEG1, 26, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vdin1, HHI_GCLK_MPEG1, 28, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_ahb_arb0, HHI_GCLK_MPEG1, 29, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_efuse, HHI_GCLK_MPEG1, 30, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_boot_rom, HHI_GCLK_MPEG1, 31, CLK_IGNORE_UNUSED);
+
+static GXBB_PCLK(gxbb_ahb_data_bus, HHI_GCLK_MPEG2, 1, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_ahb_ctrl_bus, HHI_GCLK_MPEG2, 2, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_hdmi_intr_sync, HHI_GCLK_MPEG2, 3, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_hdmi_pclk, HHI_GCLK_MPEG2, 4, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_usb1_ddr_bridge, HHI_GCLK_MPEG2, 8, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_usb0_ddr_bridge, HHI_GCLK_MPEG2, 9, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_mmc_pclk, HHI_GCLK_MPEG2, 11, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_dvin, HHI_GCLK_MPEG2, 12, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_uart2, HHI_GCLK_MPEG2, 15, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_sar_adc, HHI_GCLK_MPEG2, 22, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vpu_intr, HHI_GCLK_MPEG2, 25, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_clk81_a53, HHI_GCLK_MPEG2, 29, CLK_IGNORE_UNUSED);
+
+static GXBB_PCLK(gxbb_vclk2_venci0, HHI_GCLK_OTHER, 1, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vclk2_venci1, HHI_GCLK_OTHER, 2, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vclk2_vencp0, HHI_GCLK_OTHER, 3, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vclk2_vencp1, HHI_GCLK_OTHER, 4, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_gclk_venci_int0, HHI_GCLK_OTHER, 8, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_gclk_vencp_int, HHI_GCLK_OTHER, 9, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_dac_clk, HHI_GCLK_OTHER, 10, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_aoclk_gate, HHI_GCLK_OTHER, 14, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_iec958_gate, HHI_GCLK_OTHER, 16, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_enc480p, HHI_GCLK_OTHER, 20, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_rng1, HHI_GCLK_OTHER, 21, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_gclk_venci_int1, HHI_GCLK_OTHER, 22, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vclk2_venclmcc, HHI_GCLK_OTHER, 24, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vclk2_vencl, HHI_GCLK_OTHER, 25, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_vclk_other, HHI_GCLK_OTHER, 26, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_edp, HHI_GCLK_OTHER, 31, CLK_IGNORE_UNUSED);
/* Always On (AO) domain gates */
-static MESON_GATE(gxbb_ao_media_cpu, HHI_GCLK_AO, 0);
-static MESON_GATE(gxbb_ao_ahb_sram, HHI_GCLK_AO, 1);
-static MESON_GATE(gxbb_ao_ahb_bus, HHI_GCLK_AO, 2);
-static MESON_GATE(gxbb_ao_iface, HHI_GCLK_AO, 3);
-static MESON_GATE(gxbb_ao_i2c, HHI_GCLK_AO, 4);
+static GXBB_PCLK(gxbb_ao_media_cpu, HHI_GCLK_AO, 0, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_ao_ahb_sram, HHI_GCLK_AO, 1, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_ao_ahb_bus, HHI_GCLK_AO, 2, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_ao_iface, HHI_GCLK_AO, 3, CLK_IGNORE_UNUSED);
+static GXBB_PCLK(gxbb_ao_i2c, HHI_GCLK_AO, 4, CLK_IGNORE_UNUSED);
/* AIU gates */
-static MESON_PCLK(gxbb_aiu_glue, HHI_GCLK_MPEG1, 6, &gxbb_aiu.hw);
-static MESON_PCLK(gxbb_iec958, HHI_GCLK_MPEG1, 7, &gxbb_aiu_glue.hw);
-static MESON_PCLK(gxbb_i2s_out, HHI_GCLK_MPEG1, 8, &gxbb_aiu_glue.hw);
-static MESON_PCLK(gxbb_amclk, HHI_GCLK_MPEG1, 9, &gxbb_aiu_glue.hw);
-static MESON_PCLK(gxbb_aififo2, HHI_GCLK_MPEG1, 10, &gxbb_aiu_glue.hw);
-static MESON_PCLK(gxbb_mixer, HHI_GCLK_MPEG1, 11, &gxbb_aiu_glue.hw);
-static MESON_PCLK(gxbb_mixer_iface, HHI_GCLK_MPEG1, 12, &gxbb_aiu_glue.hw);
-static MESON_PCLK(gxbb_adc, HHI_GCLK_MPEG1, 13, &gxbb_aiu_glue.hw);
+static const struct clk_parent_data gxbb_aiu_glue_parents = { .hw = &gxbb_aiu.hw };
+static MESON_PCLK(gxbb_aiu_glue, HHI_GCLK_MPEG1, 6, &gxbb_aiu_glue_parents, CLK_IGNORE_UNUSED);
+
+static const struct clk_parent_data gxbb_aiu_pclk_parents = { .hw = &gxbb_aiu_glue.hw };
+#define GXBB_AIU_PCLK(_name, _bit, _flags) \
+ MESON_PCLK(_name, HHI_GCLK_MPEG1, _bit, &gxbb_aiu_pclk_parents, _flags)
+
+static GXBB_AIU_PCLK(gxbb_iec958, 7, CLK_IGNORE_UNUSED);
+static GXBB_AIU_PCLK(gxbb_i2s_out, 8, CLK_IGNORE_UNUSED);
+static GXBB_AIU_PCLK(gxbb_amclk, 9, CLK_IGNORE_UNUSED);
+static GXBB_AIU_PCLK(gxbb_aififo2, 10, CLK_IGNORE_UNUSED);
+static GXBB_AIU_PCLK(gxbb_mixer, 11, CLK_IGNORE_UNUSED);
+static GXBB_AIU_PCLK(gxbb_mixer_iface, 12, CLK_IGNORE_UNUSED);
+static GXBB_AIU_PCLK(gxbb_adc, 13, CLK_IGNORE_UNUSED);
/* Array of all clocks provided by this provider */
@@ -2831,8 +2846,8 @@ static struct clk_hw *gxbb_hw_clks[] = {
[CLKID_FCLK_DIV5] = &gxbb_fclk_div5.hw,
[CLKID_FCLK_DIV7] = &gxbb_fclk_div7.hw,
[CLKID_GP0_PLL] = &gxbb_gp0_pll.hw,
- [CLKID_MPEG_SEL] = &gxbb_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &gxbb_mpeg_clk_div.hw,
+ [CLKID_MPEG_SEL] = &gxbb_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &gxbb_clk81_div.hw,
[CLKID_CLK81] = &gxbb_clk81.hw,
[CLKID_MPLL0] = &gxbb_mpll0.hw,
[CLKID_MPLL1] = &gxbb_mpll1.hw,
@@ -3039,8 +3054,8 @@ static struct clk_hw *gxl_hw_clks[] = {
[CLKID_FCLK_DIV5] = &gxbb_fclk_div5.hw,
[CLKID_FCLK_DIV7] = &gxbb_fclk_div7.hw,
[CLKID_GP0_PLL] = &gxbb_gp0_pll.hw,
- [CLKID_MPEG_SEL] = &gxbb_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &gxbb_mpeg_clk_div.hw,
+ [CLKID_MPEG_SEL] = &gxbb_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &gxbb_clk81_div.hw,
[CLKID_CLK81] = &gxbb_clk81.hw,
[CLKID_MPLL0] = &gxbb_mpll0.hw,
[CLKID_MPLL1] = &gxbb_mpll1.hw,
@@ -3237,35 +3252,35 @@ static struct clk_hw *gxl_hw_clks[] = {
[CLKID_ACODEC] = &gxl_acodec.hw,
};
-static const struct meson_eeclkc_data gxbb_clkc_data = {
+static const struct meson_clkc_data gxbb_clkc_data = {
.hw_clks = {
.hws = gxbb_hw_clks,
.num = ARRAY_SIZE(gxbb_hw_clks),
},
};
-static const struct meson_eeclkc_data gxl_clkc_data = {
+static const struct meson_clkc_data gxl_clkc_data = {
.hw_clks = {
.hws = gxl_hw_clks,
.num = ARRAY_SIZE(gxl_hw_clks),
},
};
-static const struct of_device_id clkc_match_table[] = {
+static const struct of_device_id gxbb_clkc_match_table[] = {
{ .compatible = "amlogic,gxbb-clkc", .data = &gxbb_clkc_data },
{ .compatible = "amlogic,gxl-clkc", .data = &gxl_clkc_data },
{},
};
-MODULE_DEVICE_TABLE(of, clkc_match_table);
+MODULE_DEVICE_TABLE(of, gxbb_clkc_match_table);
-static struct platform_driver gxbb_driver = {
- .probe = meson_eeclkc_probe,
+static struct platform_driver gxbb_clkc_driver = {
+ .probe = meson_clkc_syscon_probe,
.driver = {
.name = "gxbb-clkc",
- .of_match_table = clkc_match_table,
+ .of_match_table = gxbb_clkc_match_table,
},
};
-module_platform_driver(gxbb_driver);
+module_platform_driver(gxbb_clkc_driver);
MODULE_DESCRIPTION("Amlogic GXBB Main Clock Controller driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/meson/meson-aoclk.c b/drivers/clk/meson/meson-aoclk.c
index 894c02fda072..8f6bdea18119 100644
--- a/drivers/clk/meson/meson-aoclk.c
+++ b/drivers/clk/meson/meson-aoclk.c
@@ -37,15 +37,23 @@ static const struct reset_control_ops meson_aoclk_reset_ops = {
int meson_aoclkc_probe(struct platform_device *pdev)
{
struct meson_aoclk_reset_controller *rstc;
- struct meson_aoclk_data *data;
+ const struct meson_clkc_data *clkc_data;
+ const struct meson_aoclk_data *data;
struct device *dev = &pdev->dev;
struct device_node *np;
struct regmap *regmap;
- int ret, clkid;
+ int ret;
- data = (struct meson_aoclk_data *) of_device_get_match_data(dev);
- if (!data)
- return -ENODEV;
+ clkc_data = of_device_get_match_data(dev);
+ if (!clkc_data)
+ return -EINVAL;
+
+ ret = meson_clkc_syscon_probe(pdev);
+ if (ret)
+ return ret;
+
+ data = container_of(clkc_data, struct meson_aoclk_data,
+ clkc_data);
rstc = devm_kzalloc(dev, sizeof(*rstc), GFP_KERNEL);
if (!rstc)
@@ -71,19 +79,7 @@ int meson_aoclkc_probe(struct platform_device *pdev)
return ret;
}
- /* Register all clks */
- for (clkid = 0; clkid < data->hw_clks.num; clkid++) {
- if (!data->hw_clks.hws[clkid])
- continue;
-
- ret = devm_clk_hw_register(dev, data->hw_clks.hws[clkid]);
- if (ret) {
- dev_err(dev, "Clock registration failed\n");
- return ret;
- }
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get, (void *)&data->hw_clks);
+ return 0;
}
EXPORT_SYMBOL_NS_GPL(meson_aoclkc_probe, "CLK_MESON");
diff --git a/drivers/clk/meson/meson-aoclk.h b/drivers/clk/meson/meson-aoclk.h
index ea5fc61308af..2c83e73d3a77 100644
--- a/drivers/clk/meson/meson-aoclk.h
+++ b/drivers/clk/meson/meson-aoclk.h
@@ -20,10 +20,10 @@
#include "meson-clkc-utils.h"
struct meson_aoclk_data {
+ const struct meson_clkc_data clkc_data;
const unsigned int reset_reg;
const int num_reset;
const unsigned int *reset;
- struct meson_clk_hw_data hw_clks;
};
struct meson_aoclk_reset_controller {
diff --git a/drivers/clk/meson/meson-clkc-utils.c b/drivers/clk/meson/meson-clkc-utils.c
index 6937d1482719..870f50548e26 100644
--- a/drivers/clk/meson/meson-clkc-utils.c
+++ b/drivers/clk/meson/meson-clkc-utils.c
@@ -3,9 +3,13 @@
* Copyright (c) 2023 Neil Armstrong <neil.armstrong@linaro.org>
*/
-#include <linux/of_device.h>
#include <linux/clk-provider.h>
+#include <linux/mfd/syscon.h>
#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
#include "meson-clkc-utils.h"
struct clk_hw *meson_clk_hw_get(struct of_phandle_args *clkspec, void *clk_hw_data)
@@ -22,6 +26,86 @@ struct clk_hw *meson_clk_hw_get(struct of_phandle_args *clkspec, void *clk_hw_da
}
EXPORT_SYMBOL_NS_GPL(meson_clk_hw_get, "CLK_MESON");
+static int meson_clkc_init(struct device *dev, struct regmap *map)
+{
+ const struct meson_clkc_data *data;
+ struct clk_hw *hw;
+ int ret, i;
+
+ data = of_device_get_match_data(dev);
+ if (!data)
+ return -EINVAL;
+
+ if (data->init_count)
+ regmap_multi_reg_write(map, data->init_regs, data->init_count);
+
+ for (i = 0; i < data->hw_clks.num; i++) {
+ hw = data->hw_clks.hws[i];
+
+ /* array might be sparse */
+ if (!hw)
+ continue;
+
+ ret = devm_clk_hw_register(dev, hw);
+ if (ret) {
+ dev_err(dev, "registering %s clock failed\n",
+ hw->init->name);
+ return ret;
+ }
+ }
+
+ return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get, (void *)&data->hw_clks);
+}
+
+int meson_clkc_syscon_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct device_node *np;
+ struct regmap *map;
+
+ np = of_get_parent(dev->of_node);
+ map = syscon_node_to_regmap(np);
+ of_node_put(np);
+ if (IS_ERR(map)) {
+ dev_err(dev, "failed to get parent syscon regmap\n");
+ return PTR_ERR(map);
+ }
+
+ return meson_clkc_init(dev, map);
+}
+EXPORT_SYMBOL_NS_GPL(meson_clkc_syscon_probe, "CLK_MESON");
+
+int meson_clkc_mmio_probe(struct platform_device *pdev)
+{
+ const struct meson_clkc_data *data;
+ struct device *dev = &pdev->dev;
+ struct resource *res;
+ void __iomem *base;
+ struct regmap *map;
+ struct regmap_config regmap_cfg = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+ };
+
+ data = of_device_get_match_data(dev);
+ if (!data)
+ return -EINVAL;
+
+ base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ regmap_cfg.max_register = resource_size(res) - regmap_cfg.reg_stride;
+
+ map = devm_regmap_init_mmio(dev, base, &regmap_cfg);
+ if (IS_ERR(map))
+ return PTR_ERR(map);
+
+ return meson_clkc_init(dev, map);
+}
+EXPORT_SYMBOL_NS_GPL(meson_clkc_mmio_probe, "CLK_MESON");
+
MODULE_DESCRIPTION("Amlogic Clock Controller Utilities");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS("CLK_MESON");
diff --git a/drivers/clk/meson/meson-clkc-utils.h b/drivers/clk/meson/meson-clkc-utils.h
index fe6f40728949..ddadf14b4923 100644
--- a/drivers/clk/meson/meson-clkc-utils.h
+++ b/drivers/clk/meson/meson-clkc-utils.h
@@ -9,6 +9,8 @@
#include <linux/of_device.h>
#include <linux/clk-provider.h>
+struct platform_device;
+
struct meson_clk_hw_data {
struct clk_hw **hws;
unsigned int num;
@@ -16,4 +18,91 @@ struct meson_clk_hw_data {
struct clk_hw *meson_clk_hw_get(struct of_phandle_args *clkspec, void *clk_hw_data);
+struct meson_clkc_data {
+ const struct reg_sequence *init_regs;
+ unsigned int init_count;
+ struct meson_clk_hw_data hw_clks;
+};
+
+int meson_clkc_syscon_probe(struct platform_device *pdev);
+int meson_clkc_mmio_probe(struct platform_device *pdev);
+
+#define __MESON_PCLK(_name, _reg, _bit, _ops, _pdata, _flags) \
+struct clk_regmap _name = { \
+ .data = &(struct clk_regmap_gate_data) { \
+ .offset = (_reg), \
+ .bit_idx = (_bit), \
+ }, \
+ .hw.init = &(struct clk_init_data) { \
+ .name = #_name, \
+ .ops = _ops, \
+ .parent_data = (_pdata), \
+ .num_parents = 1, \
+ .flags = (_flags), \
+ }, \
+}
+
+#define MESON_PCLK(_name, _reg, _bit, _pdata, _flags) \
+ __MESON_PCLK(_name, _reg, _bit, &clk_regmap_gate_ops, _pdata, _flags)
+
+#define MESON_PCLK_RO(_name, _reg, _bit, _pdata, _flags) \
+ __MESON_PCLK(_name, _reg, _bit, &clk_regmap_gate_ro_ops, _pdata, _flags)
+
+/* Helpers for the usual sel/div/gate composite clocks */
+#define MESON_COMP_SEL(_prefix, _name, _reg, _shift, _mask, _pdata, \
+ _table, _dflags, _iflags) \
+struct clk_regmap _prefix##_name##_sel = { \
+ .data = &(struct clk_regmap_mux_data) { \
+ .offset = (_reg), \
+ .mask = (_mask), \
+ .shift = (_shift), \
+ .flags = (_dflags), \
+ .table = (_table), \
+ }, \
+ .hw.init = &(struct clk_init_data){ \
+ .name = #_name "_sel", \
+ .ops = &clk_regmap_mux_ops, \
+ .parent_data = _pdata, \
+ .num_parents = ARRAY_SIZE(_pdata), \
+ .flags = (_iflags), \
+ }, \
+}
+
+#define MESON_COMP_DIV(_prefix, _name, _reg, _shift, _width, \
+ _dflags, _iflags) \
+struct clk_regmap _prefix##_name##_div = { \
+ .data = &(struct clk_regmap_div_data) { \
+ .offset = (_reg), \
+ .shift = (_shift), \
+ .width = (_width), \
+ .flags = (_dflags), \
+ }, \
+ .hw.init = &(struct clk_init_data) { \
+ .name = #_name "_div", \
+ .ops = &clk_regmap_divider_ops, \
+ .parent_hws = (const struct clk_hw *[]) { \
+ &_prefix##_name##_sel.hw \
+ }, \
+ .num_parents = 1, \
+ .flags = (_iflags), \
+ }, \
+}
+
+#define MESON_COMP_GATE(_prefix, _name, _reg, _bit, _iflags) \
+struct clk_regmap _prefix##_name = { \
+ .data = &(struct clk_regmap_gate_data) { \
+ .offset = (_reg), \
+ .bit_idx = (_bit), \
+ }, \
+ .hw.init = &(struct clk_init_data) { \
+ .name = #_name, \
+ .ops = &clk_regmap_gate_ops, \
+ .parent_hws = (const struct clk_hw *[]) { \
+ &_prefix##_name##_div.hw \
+ }, \
+ .num_parents = 1, \
+ .flags = (_iflags), \
+ }, \
+}
+
#endif
diff --git a/drivers/clk/meson/meson-eeclk.c b/drivers/clk/meson/meson-eeclk.c
deleted file mode 100644
index 6236bf970d79..000000000000
--- a/drivers/clk/meson/meson-eeclk.c
+++ /dev/null
@@ -1,60 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (c) 2019 BayLibre, SAS.
- * Author: Jerome Brunet <jbrunet@baylibre.com>
- */
-
-#include <linux/clk-provider.h>
-#include <linux/of.h>
-#include <linux/platform_device.h>
-#include <linux/mfd/syscon.h>
-#include <linux/regmap.h>
-#include <linux/module.h>
-
-#include "clk-regmap.h"
-#include "meson-eeclk.h"
-
-int meson_eeclkc_probe(struct platform_device *pdev)
-{
- const struct meson_eeclkc_data *data;
- struct device *dev = &pdev->dev;
- struct device_node *np;
- struct regmap *map;
- int ret, i;
-
- data = of_device_get_match_data(dev);
- if (!data)
- return -EINVAL;
-
- /* Get the hhi system controller node */
- np = of_get_parent(dev->of_node);
- map = syscon_node_to_regmap(np);
- of_node_put(np);
- if (IS_ERR(map)) {
- dev_err(dev,
- "failed to get HHI regmap\n");
- return PTR_ERR(map);
- }
-
- if (data->init_count)
- regmap_multi_reg_write(map, data->init_regs, data->init_count);
-
- for (i = 0; i < data->hw_clks.num; i++) {
- /* array might be sparse */
- if (!data->hw_clks.hws[i])
- continue;
-
- ret = devm_clk_hw_register(dev, data->hw_clks.hws[i]);
- if (ret) {
- dev_err(dev, "Clock registration failed\n");
- return ret;
- }
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get, (void *)&data->hw_clks);
-}
-EXPORT_SYMBOL_NS_GPL(meson_eeclkc_probe, "CLK_MESON");
-
-MODULE_DESCRIPTION("Amlogic Main Clock Controller Helpers");
-MODULE_LICENSE("GPL");
-MODULE_IMPORT_NS("CLK_MESON");
diff --git a/drivers/clk/meson/meson-eeclk.h b/drivers/clk/meson/meson-eeclk.h
deleted file mode 100644
index 6a81d67b46b2..000000000000
--- a/drivers/clk/meson/meson-eeclk.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (c) 2019 BayLibre, SAS.
- * Author: Jerome Brunet <jbrunet@baylibre.com>
- */
-
-#ifndef __MESON_CLKC_H
-#define __MESON_CLKC_H
-
-#include <linux/clk-provider.h>
-#include "clk-regmap.h"
-#include "meson-clkc-utils.h"
-
-struct platform_device;
-
-struct meson_eeclkc_data {
- const struct reg_sequence *init_regs;
- unsigned int init_count;
- struct meson_clk_hw_data hw_clks;
-};
-
-int meson_eeclkc_probe(struct platform_device *pdev);
-
-#endif /* __MESON_CLKC_H */
diff --git a/drivers/clk/meson/meson8-ddr.c b/drivers/clk/meson/meson8-ddr.c
index 1975fc3987e2..0f93774f7371 100644
--- a/drivers/clk/meson/meson8-ddr.c
+++ b/drivers/clk/meson/meson8-ddr.c
@@ -12,6 +12,7 @@
#include "clk-regmap.h"
#include "clk-pll.h"
+#include "meson-clkc-utils.h"
#define AM_DDR_PLL_CNTL 0x00
#define AM_DDR_PLL_CNTL1 0x04
@@ -77,60 +78,31 @@ static struct clk_regmap meson8_ddr_pll = {
},
};
-static struct clk_hw_onecell_data meson8_ddr_clk_hw_onecell_data = {
- .hws = {
- [DDR_CLKID_DDR_PLL_DCO] = &meson8_ddr_pll_dco.hw,
- [DDR_CLKID_DDR_PLL] = &meson8_ddr_pll.hw,
- },
- .num = 2,
+static struct clk_hw *meson8_ddr_hw_clks[] = {
+ [DDR_CLKID_DDR_PLL_DCO] = &meson8_ddr_pll_dco.hw,
+ [DDR_CLKID_DDR_PLL] = &meson8_ddr_pll.hw,
};
-static const struct regmap_config meson8_ddr_clkc_regmap_config = {
- .reg_bits = 8,
- .val_bits = 32,
- .reg_stride = 4,
- .max_register = DDR_CLK_STS,
+static const struct meson_clkc_data meson8_ddr_clkc_data = {
+ .hw_clks = {
+ .hws = meson8_ddr_hw_clks,
+ .num = ARRAY_SIZE(meson8_ddr_hw_clks),
+ },
};
-static int meson8_ddr_clkc_probe(struct platform_device *pdev)
-{
- struct regmap *regmap;
- void __iomem *base;
- struct clk_hw *hw;
- int ret, i;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
-
- regmap = devm_regmap_init_mmio(&pdev->dev, base,
- &meson8_ddr_clkc_regmap_config);
- if (IS_ERR(regmap))
- return PTR_ERR(regmap);
-
- /* Register all clks */
- for (i = 0; i < meson8_ddr_clk_hw_onecell_data.num; i++) {
- hw = meson8_ddr_clk_hw_onecell_data.hws[i];
-
- ret = devm_clk_hw_register(&pdev->dev, hw);
- if (ret) {
- dev_err(&pdev->dev, "Clock registration failed\n");
- return ret;
- }
- }
-
- return devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_onecell_get,
- &meson8_ddr_clk_hw_onecell_data);
-}
-
static const struct of_device_id meson8_ddr_clkc_match_table[] = {
- { .compatible = "amlogic,meson8-ddr-clkc" },
- { .compatible = "amlogic,meson8b-ddr-clkc" },
+ {
+ .compatible = "amlogic,meson8-ddr-clkc",
+ .data = &meson8_ddr_clkc_data,
+ }, {
+ .compatible = "amlogic,meson8b-ddr-clkc",
+ .data = &meson8_ddr_clkc_data,
+ },
{ /* sentinel */ }
};
static struct platform_driver meson8_ddr_clkc_driver = {
- .probe = meson8_ddr_clkc_probe,
+ .probe = meson_clkc_mmio_probe,
.driver = {
.name = "meson8-ddr-clkc",
.of_match_table = meson8_ddr_clkc_match_table,
diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c
index 206538326614..95d0b9cbd904 100644
--- a/drivers/clk/meson/meson8b.c
+++ b/drivers/clk/meson/meson8b.c
@@ -214,7 +214,7 @@ static const struct reg_sequence meson8b_hdmi_pll_init_regs[] = {
{ .reg = HHI_VID2_PLL_CNTL2, .def = 0x0430a800 },
};
-static const struct pll_params_table hdmi_pll_params_table[] = {
+static const struct pll_params_table meson8b_hdmi_pll_params_table[] = {
PLL_PARAMS(40, 1),
PLL_PARAMS(42, 1),
PLL_PARAMS(44, 1),
@@ -267,7 +267,7 @@ static struct clk_regmap meson8b_hdmi_pll_dco = {
.shift = 29,
.width = 1,
},
- .table = hdmi_pll_params_table,
+ .table = meson8b_hdmi_pll_params_table,
.init_regs = meson8b_hdmi_pll_init_regs,
.init_count = ARRAY_SIZE(meson8b_hdmi_pll_init_regs),
},
@@ -670,16 +670,17 @@ static struct clk_regmap meson8b_mpll2 = {
},
};
-static u32 mux_table_clk81[] = { 6, 5, 7 };
-static struct clk_regmap meson8b_mpeg_clk_sel = {
+/* clk81 is often referred as "mpeg_clk" */
+static u32 meson8b_clk81_parents_val_table[] = { 6, 5, 7 };
+static struct clk_regmap meson8b_clk81_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_MPEG_CLK_CNTL,
.mask = 0x7,
.shift = 12,
- .table = mux_table_clk81,
+ .table = meson8b_clk81_parents_val_table,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_sel",
+ .name = "clk81_sel",
.ops = &clk_regmap_mux_ro_ops,
/*
* FIXME bits 14:12 selects from 8 possible parents:
@@ -695,17 +696,17 @@ static struct clk_regmap meson8b_mpeg_clk_sel = {
},
};
-static struct clk_regmap meson8b_mpeg_clk_div = {
+static struct clk_regmap meson8b_clk81_div = {
.data = &(struct clk_regmap_div_data){
.offset = HHI_MPEG_CLK_CNTL,
.shift = 0,
.width = 7,
},
.hw.init = &(struct clk_init_data){
- .name = "mpeg_clk_div",
+ .name = "clk81_div",
.ops = &clk_regmap_divider_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_mpeg_clk_sel.hw
+ &meson8b_clk81_sel.hw
},
.num_parents = 1,
},
@@ -720,7 +721,7 @@ static struct clk_regmap meson8b_clk81 = {
.name = "clk81",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_mpeg_clk_div.hw
+ &meson8b_clk81_div.hw
},
.num_parents = 1,
.flags = CLK_IS_CRITICAL,
@@ -774,7 +775,7 @@ static struct clk_fixed_factor meson8b_cpu_in_div3 = {
},
};
-static const struct clk_div_table cpu_scale_table[] = {
+static const struct clk_div_table meson8b_cpu_scale_div_table[] = {
{ .val = 1, .div = 4 },
{ .val = 2, .div = 6 },
{ .val = 3, .div = 8 },
@@ -791,7 +792,7 @@ static struct clk_regmap meson8b_cpu_scale_div = {
.offset = HHI_SYS_CPU_CLK_CNTL1,
.shift = 20,
.width = 10,
- .table = cpu_scale_table,
+ .table = meson8b_cpu_scale_div_table,
.flags = CLK_DIVIDER_ALLOW_ZERO,
},
.hw.init = &(struct clk_init_data){
@@ -805,13 +806,13 @@ static struct clk_regmap meson8b_cpu_scale_div = {
},
};
-static u32 mux_table_cpu_scale_out_sel[] = { 0, 1, 3 };
+static u32 meson8b_cpu_scale_out_parents_val_table[] = { 0, 1, 3 };
static struct clk_regmap meson8b_cpu_scale_out_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL0,
.mask = 0x3,
.shift = 2,
- .table = mux_table_cpu_scale_out_sel,
+ .table = meson8b_cpu_scale_out_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cpu_scale_out_sel",
@@ -893,13 +894,13 @@ static struct clk_regmap meson8b_nand_clk_div = {
},
};
-static struct clk_regmap meson8b_nand_clk_gate = {
+static struct clk_regmap meson8b_nand_clk = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_NAND_CLK_CNTL,
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "nand_clk_gate",
+ .name = "nand_clk",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_nand_clk_div.hw
@@ -1000,160 +1001,137 @@ static struct clk_fixed_factor meson8b_cpu_clk_div8 = {
},
};
-static u32 mux_table_apb[] = { 1, 2, 3, 4, 5, 6, 7 };
-static struct clk_regmap meson8b_apb_clk_sel = {
+static u32 meson8b_cpu_if_parents_val_table[] = { 1, 2, 3, 4, 5, 6, 7 };
+static const struct clk_hw *meson8b_cpu_if_parents[] = {
+ &meson8b_cpu_clk_div2.hw,
+ &meson8b_cpu_clk_div3.hw,
+ &meson8b_cpu_clk_div4.hw,
+ &meson8b_cpu_clk_div5.hw,
+ &meson8b_cpu_clk_div6.hw,
+ &meson8b_cpu_clk_div7.hw,
+ &meson8b_cpu_clk_div8.hw,
+};
+
+static struct clk_regmap meson8b_apb_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.mask = 0x7,
.shift = 3,
- .table = mux_table_apb,
+ .table = meson8b_cpu_if_parents_val_table,
},
.hw.init = &(struct clk_init_data){
- .name = "apb_clk_sel",
+ .name = "apb_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &meson8b_cpu_clk_div2.hw,
- &meson8b_cpu_clk_div3.hw,
- &meson8b_cpu_clk_div4.hw,
- &meson8b_cpu_clk_div5.hw,
- &meson8b_cpu_clk_div6.hw,
- &meson8b_cpu_clk_div7.hw,
- &meson8b_cpu_clk_div8.hw,
- },
- .num_parents = 7,
+ .parent_hws = meson8b_cpu_if_parents,
+ .num_parents = ARRAY_SIZE(meson8b_cpu_if_parents),
},
};
-static struct clk_regmap meson8b_apb_clk_gate = {
+static struct clk_regmap meson8b_apb = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.bit_idx = 16,
.flags = CLK_GATE_SET_TO_DISABLE,
},
.hw.init = &(struct clk_init_data){
- .name = "apb_clk_dis",
+ .name = "apb",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_apb_clk_sel.hw
+ &meson8b_apb_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap meson8b_periph_clk_sel = {
+static struct clk_regmap meson8b_periph_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.mask = 0x7,
.shift = 6,
},
.hw.init = &(struct clk_init_data){
- .name = "periph_clk_sel",
+ .name = "periph_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &meson8b_cpu_clk_div2.hw,
- &meson8b_cpu_clk_div3.hw,
- &meson8b_cpu_clk_div4.hw,
- &meson8b_cpu_clk_div5.hw,
- &meson8b_cpu_clk_div6.hw,
- &meson8b_cpu_clk_div7.hw,
- &meson8b_cpu_clk_div8.hw,
- },
- .num_parents = 7,
+ .parent_hws = meson8b_cpu_if_parents,
+ .num_parents = ARRAY_SIZE(meson8b_cpu_if_parents),
},
};
-static struct clk_regmap meson8b_periph_clk_gate = {
+static struct clk_regmap meson8b_periph = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.bit_idx = 17,
.flags = CLK_GATE_SET_TO_DISABLE,
},
.hw.init = &(struct clk_init_data){
- .name = "periph_clk_dis",
+ .name = "periph",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_periph_clk_sel.hw
+ &meson8b_periph_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static u32 mux_table_axi[] = { 1, 2, 3, 4, 5, 6, 7 };
-static struct clk_regmap meson8b_axi_clk_sel = {
+static struct clk_regmap meson8b_axi_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.mask = 0x7,
.shift = 9,
- .table = mux_table_axi,
+ .table = meson8b_cpu_if_parents_val_table,
},
.hw.init = &(struct clk_init_data){
- .name = "axi_clk_sel",
+ .name = "axi_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &meson8b_cpu_clk_div2.hw,
- &meson8b_cpu_clk_div3.hw,
- &meson8b_cpu_clk_div4.hw,
- &meson8b_cpu_clk_div5.hw,
- &meson8b_cpu_clk_div6.hw,
- &meson8b_cpu_clk_div7.hw,
- &meson8b_cpu_clk_div8.hw,
- },
- .num_parents = 7,
+ .parent_hws = meson8b_cpu_if_parents,
+ .num_parents = ARRAY_SIZE(meson8b_cpu_if_parents),
},
};
-static struct clk_regmap meson8b_axi_clk_gate = {
+static struct clk_regmap meson8b_axi = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.bit_idx = 18,
.flags = CLK_GATE_SET_TO_DISABLE,
},
.hw.init = &(struct clk_init_data){
- .name = "axi_clk_dis",
+ .name = "axi",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_axi_clk_sel.hw
+ &meson8b_axi_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap meson8b_l2_dram_clk_sel = {
+static struct clk_regmap meson8b_l2_dram_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.mask = 0x7,
.shift = 12,
},
.hw.init = &(struct clk_init_data){
- .name = "l2_dram_clk_sel",
+ .name = "l2_dram_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &meson8b_cpu_clk_div2.hw,
- &meson8b_cpu_clk_div3.hw,
- &meson8b_cpu_clk_div4.hw,
- &meson8b_cpu_clk_div5.hw,
- &meson8b_cpu_clk_div6.hw,
- &meson8b_cpu_clk_div7.hw,
- &meson8b_cpu_clk_div8.hw,
- },
- .num_parents = 7,
+ .parent_hws = meson8b_cpu_if_parents,
+ .num_parents = ARRAY_SIZE(meson8b_cpu_if_parents),
},
};
-static struct clk_regmap meson8b_l2_dram_clk_gate = {
+static struct clk_regmap meson8b_l2_dram = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_SYS_CPU_CLK_CNTL1,
.bit_idx = 19,
.flags = CLK_GATE_SET_TO_DISABLE,
},
.hw.init = &(struct clk_init_data){
- .name = "l2_dram_clk_dis",
+ .name = "l2_dram",
.ops = &clk_regmap_gate_ro_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_l2_dram_clk_sel.hw
+ &meson8b_l2_dram_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1286,7 +1264,7 @@ static struct clk_regmap meson8b_vid_pll_final_div = {
},
};
-static const struct clk_hw *meson8b_vclk_mux_parent_hws[] = {
+static const struct clk_hw *meson8b_vclk_parents[] = {
&meson8b_vid_pll_final_div.hw,
&meson8b_fclk_div4.hw,
&meson8b_fclk_div3.hw,
@@ -1305,8 +1283,8 @@ static struct clk_regmap meson8b_vclk_in_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk_in_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk_mux_parent_hws),
+ .parent_hws = meson8b_vclk_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_parents),
.flags = CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1343,13 +1321,13 @@ static struct clk_regmap meson8b_vclk_en = {
},
};
-static struct clk_regmap meson8b_vclk_div1_gate = {
+static struct clk_regmap meson8b_vclk_div1 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VID_CLK_CNTL,
.bit_idx = 0,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk_div1_en",
+ .name = "vclk_div1",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_en.hw
@@ -1363,7 +1341,7 @@ static struct clk_fixed_factor meson8b_vclk_div2_div = {
.mult = 1,
.div = 2,
.hw.init = &(struct clk_init_data){
- .name = "vclk_div2",
+ .name = "vclk_div2_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_en.hw
@@ -1373,13 +1351,13 @@ static struct clk_fixed_factor meson8b_vclk_div2_div = {
}
};
-static struct clk_regmap meson8b_vclk_div2_div_gate = {
+static struct clk_regmap meson8b_vclk_div2 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VID_CLK_CNTL,
.bit_idx = 1,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk_div2_en",
+ .name = "vclk_div2",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div2_div.hw
@@ -1393,7 +1371,7 @@ static struct clk_fixed_factor meson8b_vclk_div4_div = {
.mult = 1,
.div = 4,
.hw.init = &(struct clk_init_data){
- .name = "vclk_div4",
+ .name = "vclk_div4_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_en.hw
@@ -1403,13 +1381,13 @@ static struct clk_fixed_factor meson8b_vclk_div4_div = {
}
};
-static struct clk_regmap meson8b_vclk_div4_div_gate = {
+static struct clk_regmap meson8b_vclk_div4 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VID_CLK_CNTL,
.bit_idx = 2,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk_div4_en",
+ .name = "vclk_div4",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div4_div.hw
@@ -1423,7 +1401,7 @@ static struct clk_fixed_factor meson8b_vclk_div6_div = {
.mult = 1,
.div = 6,
.hw.init = &(struct clk_init_data){
- .name = "vclk_div6",
+ .name = "vclk_div6_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_en.hw
@@ -1433,13 +1411,13 @@ static struct clk_fixed_factor meson8b_vclk_div6_div = {
}
};
-static struct clk_regmap meson8b_vclk_div6_div_gate = {
+static struct clk_regmap meson8b_vclk_div6 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VID_CLK_CNTL,
.bit_idx = 3,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk_div6_en",
+ .name = "vclk_div6",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div6_div.hw
@@ -1453,7 +1431,7 @@ static struct clk_fixed_factor meson8b_vclk_div12_div = {
.mult = 1,
.div = 12,
.hw.init = &(struct clk_init_data){
- .name = "vclk_div12",
+ .name = "vclk_div12_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_en.hw
@@ -1463,13 +1441,13 @@ static struct clk_fixed_factor meson8b_vclk_div12_div = {
}
};
-static struct clk_regmap meson8b_vclk_div12_div_gate = {
+static struct clk_regmap meson8b_vclk_div12 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VID_CLK_CNTL,
.bit_idx = 4,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk_div12_en",
+ .name = "vclk_div12",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div12_div.hw
@@ -1488,13 +1466,13 @@ static struct clk_regmap meson8b_vclk2_in_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk2_in_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk_mux_parent_hws),
+ .parent_hws = meson8b_vclk_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_parents),
.flags = CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
},
};
-static struct clk_regmap meson8b_vclk2_clk_in_en = {
+static struct clk_regmap meson8b_vclk2_in_en = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VIID_CLK_DIV,
.bit_idx = 16,
@@ -1510,7 +1488,7 @@ static struct clk_regmap meson8b_vclk2_clk_in_en = {
},
};
-static struct clk_regmap meson8b_vclk2_clk_en = {
+static struct clk_regmap meson8b_vclk2_en = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VIID_CLK_DIV,
.bit_idx = 19,
@@ -1519,23 +1497,23 @@ static struct clk_regmap meson8b_vclk2_clk_en = {
.name = "vclk2_en",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_vclk2_clk_in_en.hw
+ &meson8b_vclk2_in_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap meson8b_vclk2_div1_gate = {
+static struct clk_regmap meson8b_vclk2_div1 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VIID_CLK_DIV,
.bit_idx = 0,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div1_en",
+ .name = "vclk2_div1",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_vclk2_clk_en.hw
+ &meson8b_vclk2_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1546,23 +1524,23 @@ static struct clk_fixed_factor meson8b_vclk2_div2_div = {
.mult = 1,
.div = 2,
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div2",
+ .name = "vclk2_div2_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_vclk2_clk_en.hw
+ &meson8b_vclk2_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
}
};
-static struct clk_regmap meson8b_vclk2_div2_div_gate = {
+static struct clk_regmap meson8b_vclk2_div2 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VIID_CLK_DIV,
.bit_idx = 1,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div2_en",
+ .name = "vclk2_div2",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div2_div.hw
@@ -1576,23 +1554,23 @@ static struct clk_fixed_factor meson8b_vclk2_div4_div = {
.mult = 1,
.div = 4,
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div4",
+ .name = "vclk2_div4_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_vclk2_clk_en.hw
+ &meson8b_vclk2_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
}
};
-static struct clk_regmap meson8b_vclk2_div4_div_gate = {
+static struct clk_regmap meson8b_vclk2_div4 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VIID_CLK_DIV,
.bit_idx = 2,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div4_en",
+ .name = "vclk2_div4",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div4_div.hw
@@ -1606,23 +1584,23 @@ static struct clk_fixed_factor meson8b_vclk2_div6_div = {
.mult = 1,
.div = 6,
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div6",
+ .name = "vclk2_div6_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_vclk2_clk_en.hw
+ &meson8b_vclk2_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
}
};
-static struct clk_regmap meson8b_vclk2_div6_div_gate = {
+static struct clk_regmap meson8b_vclk2_div6 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VIID_CLK_DIV,
.bit_idx = 3,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div6_en",
+ .name = "vclk2_div6",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div6_div.hw
@@ -1636,23 +1614,23 @@ static struct clk_fixed_factor meson8b_vclk2_div12_div = {
.mult = 1,
.div = 12,
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div12",
+ .name = "vclk2_div12_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_vclk2_clk_en.hw
+ &meson8b_vclk2_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
}
};
-static struct clk_regmap meson8b_vclk2_div12_div_gate = {
+static struct clk_regmap meson8b_vclk2_div12 = {
.data = &(struct clk_regmap_gate_data){
.offset = HHI_VIID_CLK_DIV,
.bit_idx = 4,
},
.hw.init = &(struct clk_init_data){
- .name = "vclk2_div12_en",
+ .name = "vclk2_div12",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div12_div.hw
@@ -1662,12 +1640,12 @@ static struct clk_regmap meson8b_vclk2_div12_div_gate = {
},
};
-static const struct clk_hw *meson8b_vclk_enc_mux_parent_hws[] = {
- &meson8b_vclk_div1_gate.hw,
- &meson8b_vclk_div2_div_gate.hw,
- &meson8b_vclk_div4_div_gate.hw,
- &meson8b_vclk_div6_div_gate.hw,
- &meson8b_vclk_div12_div_gate.hw,
+static const struct clk_hw *meson8b_vclk_enc_parents[] = {
+ &meson8b_vclk_div1.hw,
+ &meson8b_vclk_div2.hw,
+ &meson8b_vclk_div4.hw,
+ &meson8b_vclk_div6.hw,
+ &meson8b_vclk_div12.hw,
};
static struct clk_regmap meson8b_cts_enct_sel = {
@@ -1679,8 +1657,8 @@ static struct clk_regmap meson8b_cts_enct_sel = {
.hw.init = &(struct clk_init_data){
.name = "cts_enct_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk_enc_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
+ .parent_hws = meson8b_vclk_enc_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_enc_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1710,8 +1688,8 @@ static struct clk_regmap meson8b_cts_encp_sel = {
.hw.init = &(struct clk_init_data){
.name = "cts_encp_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk_enc_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
+ .parent_hws = meson8b_vclk_enc_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_enc_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1741,8 +1719,8 @@ static struct clk_regmap meson8b_cts_enci_sel = {
.hw.init = &(struct clk_init_data){
.name = "cts_enci_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk_enc_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
+ .parent_hws = meson8b_vclk_enc_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_enc_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1772,8 +1750,8 @@ static struct clk_regmap meson8b_hdmi_tx_pixel_sel = {
.hw.init = &(struct clk_init_data){
.name = "hdmi_tx_pixel_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk_enc_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
+ .parent_hws = meson8b_vclk_enc_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_enc_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1794,14 +1772,6 @@ static struct clk_regmap meson8b_hdmi_tx_pixel = {
},
};
-static const struct clk_hw *meson8b_vclk2_enc_mux_parent_hws[] = {
- &meson8b_vclk2_div1_gate.hw,
- &meson8b_vclk2_div2_div_gate.hw,
- &meson8b_vclk2_div4_div_gate.hw,
- &meson8b_vclk2_div6_div_gate.hw,
- &meson8b_vclk2_div12_div_gate.hw,
-};
-
static struct clk_regmap meson8b_cts_encl_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_VIID_CLK_DIV,
@@ -1811,8 +1781,8 @@ static struct clk_regmap meson8b_cts_encl_sel = {
.hw.init = &(struct clk_init_data){
.name = "cts_encl_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk2_enc_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk2_enc_mux_parent_hws),
+ .parent_hws = meson8b_vclk_enc_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_enc_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1842,8 +1812,8 @@ static struct clk_regmap meson8b_cts_vdac0_sel = {
.hw.init = &(struct clk_init_data){
.name = "cts_vdac0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vclk2_enc_mux_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vclk2_enc_mux_parent_hws),
+ .parent_hws = meson8b_vclk_enc_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vclk_enc_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1926,7 +1896,8 @@ static struct clk_regmap meson8b_hdmi_sys = {
* CLK_SET_RATE_GATE is set.
* Meson8 only has mali_0 and no glitch-free mux.
*/
-static const struct clk_parent_data meson8b_mali_0_1_parent_data[] = {
+static u32 meson8b_mali_parents_val_table[] = { 0, 2, 3, 4, 5, 6, 7 };
+static const struct clk_parent_data meson8b_mali_parents[] = {
{ .fw_name = "xtal", .name = "xtal", .index = -1, },
{ .hw = &meson8b_mpll2.hw, },
{ .hw = &meson8b_mpll1.hw, },
@@ -1936,20 +1907,18 @@ static const struct clk_parent_data meson8b_mali_0_1_parent_data[] = {
{ .hw = &meson8b_fclk_div5.hw, },
};
-static u32 meson8b_mali_0_1_mux_table[] = { 0, 2, 3, 4, 5, 6, 7 };
-
static struct clk_regmap meson8b_mali_0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_MALI_CLK_CNTL,
.mask = 0x7,
.shift = 9,
- .table = meson8b_mali_0_1_mux_table,
+ .table = meson8b_mali_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "mali_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = meson8b_mali_0_1_parent_data,
- .num_parents = ARRAY_SIZE(meson8b_mali_0_1_parent_data),
+ .parent_data = meson8b_mali_parents,
+ .num_parents = ARRAY_SIZE(meson8b_mali_parents),
/*
* Don't propagate rate changes up because the only changeable
* parents are mpll1 and mpll2 but we need those for audio and
@@ -1998,13 +1967,13 @@ static struct clk_regmap meson8b_mali_1_sel = {
.offset = HHI_MALI_CLK_CNTL,
.mask = 0x7,
.shift = 25,
- .table = meson8b_mali_0_1_mux_table,
+ .table = meson8b_mali_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "mali_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = meson8b_mali_0_1_parent_data,
- .num_parents = ARRAY_SIZE(meson8b_mali_0_1_parent_data),
+ .parent_data = meson8b_mali_parents,
+ .num_parents = ARRAY_SIZE(meson8b_mali_parents),
/*
* Don't propagate rate changes up because the only changeable
* parents are mpll1 and mpll2 but we need those for audio and
@@ -2139,20 +2108,13 @@ static struct clk_regmap meson8m2_gp_pll = {
},
};
-static const struct clk_hw *meson8b_vpu_0_1_parent_hws[] = {
+static const struct clk_hw *meson8b_vpu_parents[] = {
&meson8b_fclk_div4.hw,
&meson8b_fclk_div3.hw,
&meson8b_fclk_div5.hw,
&meson8b_fclk_div7.hw,
};
-static const struct clk_hw *mmeson8m2_vpu_0_1_parent_hws[] = {
- &meson8b_fclk_div4.hw,
- &meson8b_fclk_div3.hw,
- &meson8b_fclk_div5.hw,
- &meson8m2_gp_pll.hw,
-};
-
static struct clk_regmap meson8b_vpu_0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_VPU_CLK_CNTL,
@@ -2162,12 +2124,19 @@ static struct clk_regmap meson8b_vpu_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vpu_0_1_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vpu_0_1_parent_hws),
+ .parent_hws = meson8b_vpu_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vpu_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
+static const struct clk_hw *mmeson8m2_vpu_parents[] = {
+ &meson8b_fclk_div4.hw,
+ &meson8b_fclk_div3.hw,
+ &meson8b_fclk_div5.hw,
+ &meson8m2_gp_pll.hw,
+};
+
static struct clk_regmap meson8m2_vpu_0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_VPU_CLK_CNTL,
@@ -2177,8 +2146,8 @@ static struct clk_regmap meson8m2_vpu_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = mmeson8m2_vpu_0_1_parent_hws,
- .num_parents = ARRAY_SIZE(mmeson8m2_vpu_0_1_parent_hws),
+ .parent_hws = mmeson8m2_vpu_parents,
+ .num_parents = ARRAY_SIZE(mmeson8m2_vpu_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2233,8 +2202,8 @@ static struct clk_regmap meson8b_vpu_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vpu_0_1_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vpu_0_1_parent_hws),
+ .parent_hws = meson8b_vpu_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vpu_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2248,8 +2217,8 @@ static struct clk_regmap meson8m2_vpu_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = mmeson8m2_vpu_0_1_parent_hws,
- .num_parents = ARRAY_SIZE(mmeson8m2_vpu_0_1_parent_hws),
+ .parent_hws = mmeson8m2_vpu_parents,
+ .num_parents = ARRAY_SIZE(mmeson8m2_vpu_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2321,7 +2290,7 @@ static struct clk_regmap meson8b_vpu = {
},
};
-static const struct clk_hw *meson8b_vdec_parent_hws[] = {
+static const struct clk_hw *meson8b_vdec_parents[] = {
&meson8b_fclk_div4.hw,
&meson8b_fclk_div3.hw,
&meson8b_fclk_div5.hw,
@@ -2340,8 +2309,8 @@ static struct clk_regmap meson8b_vdec_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vdec_parent_hws),
+ .parent_hws = meson8b_vdec_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2443,8 +2412,8 @@ static struct clk_regmap meson8b_vdec_hcodec_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_hcodec_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vdec_parent_hws),
+ .parent_hws = meson8b_vdec_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2493,8 +2462,8 @@ static struct clk_regmap meson8b_vdec_2_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_2_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vdec_parent_hws),
+ .parent_hws = meson8b_vdec_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2543,8 +2512,8 @@ static struct clk_regmap meson8b_vdec_hevc_sel = {
.hw.init = &(struct clk_init_data){
.name = "vdec_hevc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_vdec_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_vdec_parent_hws),
+ .parent_hws = meson8b_vdec_parents,
+ .num_parents = ARRAY_SIZE(meson8b_vdec_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2603,27 +2572,26 @@ static struct clk_regmap meson8b_vdec_hevc = {
};
/* TODO: the clock at index 0 is "DDR_PLL" which we don't support yet */
-static const struct clk_hw *meson8b_cts_amclk_parent_hws[] = {
+static u32 meson8b_cts_mclk_parents_val_table[] = { 1, 2, 3 };
+static const struct clk_hw *meson8b_cts_mclk_parents[] = {
&meson8b_mpll0.hw,
&meson8b_mpll1.hw,
&meson8b_mpll2.hw
};
-static u32 meson8b_cts_amclk_mux_table[] = { 1, 2, 3 };
-
static struct clk_regmap meson8b_cts_amclk_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_AUD_CLK_CNTL,
.mask = 0x3,
.shift = 9,
- .table = meson8b_cts_amclk_mux_table,
+ .table = meson8b_cts_mclk_parents_val_table,
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
.name = "cts_amclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_cts_amclk_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_cts_amclk_parent_hws),
+ .parent_hws = meson8b_cts_mclk_parents,
+ .num_parents = ARRAY_SIZE(meson8b_cts_mclk_parents),
},
};
@@ -2661,28 +2629,19 @@ static struct clk_regmap meson8b_cts_amclk = {
},
};
-/* TODO: the clock at index 0 is "DDR_PLL" which we don't support yet */
-static const struct clk_hw *meson8b_cts_mclk_i958_parent_hws[] = {
- &meson8b_mpll0.hw,
- &meson8b_mpll1.hw,
- &meson8b_mpll2.hw
-};
-
-static u32 meson8b_cts_mclk_i958_mux_table[] = { 1, 2, 3 };
-
static struct clk_regmap meson8b_cts_mclk_i958_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_AUD_CLK_CNTL2,
.mask = 0x3,
.shift = 25,
- .table = meson8b_cts_mclk_i958_mux_table,
+ .table = meson8b_cts_mclk_parents_val_table,
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data) {
.name = "cts_mclk_i958_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = meson8b_cts_mclk_i958_parent_hws,
- .num_parents = ARRAY_SIZE(meson8b_cts_mclk_i958_parent_hws),
+ .parent_hws = meson8b_cts_mclk_parents,
+ .num_parents = ARRAY_SIZE(meson8b_cts_mclk_parents),
},
};
@@ -2742,113 +2701,128 @@ static struct clk_regmap meson8b_cts_i958 = {
},
};
-#define MESON_GATE(_name, _reg, _bit) \
- MESON_PCLK(_name, _reg, _bit, &meson8b_clk81.hw)
-
-/* Everything Else (EE) domain gates */
-
-static MESON_GATE(meson8b_ddr, HHI_GCLK_MPEG0, 0);
-static MESON_GATE(meson8b_dos, HHI_GCLK_MPEG0, 1);
-static MESON_GATE(meson8b_isa, HHI_GCLK_MPEG0, 5);
-static MESON_GATE(meson8b_pl301, HHI_GCLK_MPEG0, 6);
-static MESON_GATE(meson8b_periphs, HHI_GCLK_MPEG0, 7);
-static MESON_GATE(meson8b_spicc, HHI_GCLK_MPEG0, 8);
-static MESON_GATE(meson8b_i2c, HHI_GCLK_MPEG0, 9);
-static MESON_GATE(meson8b_sar_adc, HHI_GCLK_MPEG0, 10);
-static MESON_GATE(meson8b_smart_card, HHI_GCLK_MPEG0, 11);
-static MESON_GATE(meson8b_rng0, HHI_GCLK_MPEG0, 12);
-static MESON_GATE(meson8b_uart0, HHI_GCLK_MPEG0, 13);
-static MESON_GATE(meson8b_sdhc, HHI_GCLK_MPEG0, 14);
-static MESON_GATE(meson8b_stream, HHI_GCLK_MPEG0, 15);
-static MESON_GATE(meson8b_async_fifo, HHI_GCLK_MPEG0, 16);
-static MESON_GATE(meson8b_sdio, HHI_GCLK_MPEG0, 17);
-static MESON_GATE(meson8b_abuf, HHI_GCLK_MPEG0, 18);
-static MESON_GATE(meson8b_hiu_iface, HHI_GCLK_MPEG0, 19);
-static MESON_GATE(meson8b_assist_misc, HHI_GCLK_MPEG0, 23);
-static MESON_GATE(meson8b_spi, HHI_GCLK_MPEG0, 30);
-
-static MESON_GATE(meson8b_i2s_spdif, HHI_GCLK_MPEG1, 2);
-static MESON_GATE(meson8b_eth, HHI_GCLK_MPEG1, 3);
-static MESON_GATE(meson8b_demux, HHI_GCLK_MPEG1, 4);
-static MESON_GATE(meson8b_blkmv, HHI_GCLK_MPEG1, 14);
-static MESON_GATE(meson8b_aiu, HHI_GCLK_MPEG1, 15);
-static MESON_GATE(meson8b_uart1, HHI_GCLK_MPEG1, 16);
-static MESON_GATE(meson8b_g2d, HHI_GCLK_MPEG1, 20);
-static MESON_GATE(meson8b_usb0, HHI_GCLK_MPEG1, 21);
-static MESON_GATE(meson8b_usb1, HHI_GCLK_MPEG1, 22);
-static MESON_GATE(meson8b_reset, HHI_GCLK_MPEG1, 23);
-static MESON_GATE(meson8b_nand, HHI_GCLK_MPEG1, 24);
-static MESON_GATE(meson8b_dos_parser, HHI_GCLK_MPEG1, 25);
-static MESON_GATE(meson8b_usb, HHI_GCLK_MPEG1, 26);
-static MESON_GATE(meson8b_vdin1, HHI_GCLK_MPEG1, 28);
-static MESON_GATE(meson8b_ahb_arb0, HHI_GCLK_MPEG1, 29);
-static MESON_GATE(meson8b_efuse, HHI_GCLK_MPEG1, 30);
-static MESON_GATE(meson8b_boot_rom, HHI_GCLK_MPEG1, 31);
-
-static MESON_GATE(meson8b_ahb_data_bus, HHI_GCLK_MPEG2, 1);
-static MESON_GATE(meson8b_ahb_ctrl_bus, HHI_GCLK_MPEG2, 2);
-static MESON_GATE(meson8b_hdmi_intr_sync, HHI_GCLK_MPEG2, 3);
-static MESON_GATE(meson8b_hdmi_pclk, HHI_GCLK_MPEG2, 4);
-static MESON_GATE(meson8b_usb1_ddr_bridge, HHI_GCLK_MPEG2, 8);
-static MESON_GATE(meson8b_usb0_ddr_bridge, HHI_GCLK_MPEG2, 9);
-static MESON_GATE(meson8b_mmc_pclk, HHI_GCLK_MPEG2, 11);
-static MESON_GATE(meson8b_dvin, HHI_GCLK_MPEG2, 12);
-static MESON_GATE(meson8b_uart2, HHI_GCLK_MPEG2, 15);
-static MESON_GATE(meson8b_sana, HHI_GCLK_MPEG2, 22);
-static MESON_GATE(meson8b_vpu_intr, HHI_GCLK_MPEG2, 25);
-static MESON_GATE(meson8b_sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26);
-static MESON_GATE(meson8b_clk81_a9, HHI_GCLK_MPEG2, 29);
-
-static MESON_GATE(meson8b_vclk2_venci0, HHI_GCLK_OTHER, 1);
-static MESON_GATE(meson8b_vclk2_venci1, HHI_GCLK_OTHER, 2);
-static MESON_GATE(meson8b_vclk2_vencp0, HHI_GCLK_OTHER, 3);
-static MESON_GATE(meson8b_vclk2_vencp1, HHI_GCLK_OTHER, 4);
-static MESON_GATE(meson8b_gclk_venci_int, HHI_GCLK_OTHER, 8);
-static MESON_GATE(meson8b_gclk_vencp_int, HHI_GCLK_OTHER, 9);
-static MESON_GATE(meson8b_dac_clk, HHI_GCLK_OTHER, 10);
-static MESON_GATE(meson8b_aoclk_gate, HHI_GCLK_OTHER, 14);
-static MESON_GATE(meson8b_iec958_gate, HHI_GCLK_OTHER, 16);
-static MESON_GATE(meson8b_enc480p, HHI_GCLK_OTHER, 20);
-static MESON_GATE(meson8b_rng1, HHI_GCLK_OTHER, 21);
-static MESON_GATE(meson8b_gclk_vencl_int, HHI_GCLK_OTHER, 22);
-static MESON_GATE(meson8b_vclk2_venclmcc, HHI_GCLK_OTHER, 24);
-static MESON_GATE(meson8b_vclk2_vencl, HHI_GCLK_OTHER, 25);
-static MESON_GATE(meson8b_vclk2_other, HHI_GCLK_OTHER, 26);
-static MESON_GATE(meson8b_edp, HHI_GCLK_OTHER, 31);
+static const struct clk_parent_data meson8b_pclk_parents = { .hw = &meson8b_clk81.hw };
+
+#define MESON8B_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(_name, _reg, _bit, &meson8b_pclk_parents, _flags)
+
+/*
+ * Everything Else (EE) domain gates
+ *
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
+ */
+static MESON8B_PCLK(meson8b_ddr, HHI_GCLK_MPEG0, 0, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_dos, HHI_GCLK_MPEG0, 1, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_isa, HHI_GCLK_MPEG0, 5, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_pl301, HHI_GCLK_MPEG0, 6, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_periphs, HHI_GCLK_MPEG0, 7, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_spicc, HHI_GCLK_MPEG0, 8, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_i2c, HHI_GCLK_MPEG0, 9, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_sar_adc, HHI_GCLK_MPEG0, 10, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_smart_card, HHI_GCLK_MPEG0, 11, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_rng0, HHI_GCLK_MPEG0, 12, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_uart0, HHI_GCLK_MPEG0, 13, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_sdhc, HHI_GCLK_MPEG0, 14, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_stream, HHI_GCLK_MPEG0, 15, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_async_fifo, HHI_GCLK_MPEG0, 16, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_sdio, HHI_GCLK_MPEG0, 17, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_abuf, HHI_GCLK_MPEG0, 18, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_hiu_iface, HHI_GCLK_MPEG0, 19, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_assist_misc, HHI_GCLK_MPEG0, 23, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_spi, HHI_GCLK_MPEG0, 30, CLK_IGNORE_UNUSED);
+
+static MESON8B_PCLK(meson8b_i2s_spdif, HHI_GCLK_MPEG1, 2, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_eth, HHI_GCLK_MPEG1, 3, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_demux, HHI_GCLK_MPEG1, 4, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_blkmv, HHI_GCLK_MPEG1, 14, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_aiu, HHI_GCLK_MPEG1, 15, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_uart1, HHI_GCLK_MPEG1, 16, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_g2d, HHI_GCLK_MPEG1, 20, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_usb0, HHI_GCLK_MPEG1, 21, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_usb1, HHI_GCLK_MPEG1, 22, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_reset, HHI_GCLK_MPEG1, 23, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_nand, HHI_GCLK_MPEG1, 24, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_dos_parser, HHI_GCLK_MPEG1, 25, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_usb, HHI_GCLK_MPEG1, 26, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vdin1, HHI_GCLK_MPEG1, 28, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_ahb_arb0, HHI_GCLK_MPEG1, 29, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_efuse, HHI_GCLK_MPEG1, 30, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_boot_rom, HHI_GCLK_MPEG1, 31, CLK_IGNORE_UNUSED);
+
+static MESON8B_PCLK(meson8b_ahb_data_bus, HHI_GCLK_MPEG2, 1, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_ahb_ctrl_bus, HHI_GCLK_MPEG2, 2, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_hdmi_intr_sync, HHI_GCLK_MPEG2, 3, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_hdmi_pclk, HHI_GCLK_MPEG2, 4, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_usb1_ddr_bridge, HHI_GCLK_MPEG2, 8, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_usb0_ddr_bridge, HHI_GCLK_MPEG2, 9, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_mmc_pclk, HHI_GCLK_MPEG2, 11, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_dvin, HHI_GCLK_MPEG2, 12, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_uart2, HHI_GCLK_MPEG2, 15, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_sana, HHI_GCLK_MPEG2, 22, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vpu_intr, HHI_GCLK_MPEG2, 25, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_clk81_a9, HHI_GCLK_MPEG2, 29, CLK_IGNORE_UNUSED);
+
+static MESON8B_PCLK(meson8b_vclk2_venci0, HHI_GCLK_OTHER, 1, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vclk2_venci1, HHI_GCLK_OTHER, 2, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vclk2_vencp0, HHI_GCLK_OTHER, 3, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vclk2_vencp1, HHI_GCLK_OTHER, 4, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_gclk_venci_int, HHI_GCLK_OTHER, 8, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_gclk_vencp_int, HHI_GCLK_OTHER, 9, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_dac_clk, HHI_GCLK_OTHER, 10, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_aoclk_gate, HHI_GCLK_OTHER, 14, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_iec958_gate, HHI_GCLK_OTHER, 16, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_enc480p, HHI_GCLK_OTHER, 20, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_rng1, HHI_GCLK_OTHER, 21, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_gclk_vencl_int, HHI_GCLK_OTHER, 22, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vclk2_venclmcc, HHI_GCLK_OTHER, 24, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vclk2_vencl, HHI_GCLK_OTHER, 25, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_vclk2_other, HHI_GCLK_OTHER, 26, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_edp, HHI_GCLK_OTHER, 31, CLK_IGNORE_UNUSED);
/* AIU gates */
-#define MESON_AIU_GLUE_GATE(_name, _reg, _bit) \
- MESON_PCLK(_name, _reg, _bit, &meson8b_aiu_glue.hw)
-
-static MESON_PCLK(meson8b_aiu_glue, HHI_GCLK_MPEG1, 6, &meson8b_aiu.hw);
-static MESON_AIU_GLUE_GATE(meson8b_iec958, HHI_GCLK_MPEG1, 7);
-static MESON_AIU_GLUE_GATE(meson8b_i2s_out, HHI_GCLK_MPEG1, 8);
-static MESON_AIU_GLUE_GATE(meson8b_amclk, HHI_GCLK_MPEG1, 9);
-static MESON_AIU_GLUE_GATE(meson8b_aififo2, HHI_GCLK_MPEG1, 10);
-static MESON_AIU_GLUE_GATE(meson8b_mixer, HHI_GCLK_MPEG1, 11);
-static MESON_AIU_GLUE_GATE(meson8b_mixer_iface, HHI_GCLK_MPEG1, 12);
-static MESON_AIU_GLUE_GATE(meson8b_adc, HHI_GCLK_MPEG1, 13);
+static const struct clk_parent_data meson8b_aiu_glue_parents = { .hw = &meson8b_aiu.hw };
+static MESON_PCLK(meson8b_aiu_glue, HHI_GCLK_MPEG1, 6,
+ &meson8b_aiu_glue_parents, CLK_IGNORE_UNUSED);
+
+static const struct clk_parent_data meson8b_aiu_pclk_parents = { .hw = &meson8b_aiu_glue.hw };
+#define MESON8B_AIU_PCLK(_name, _bit, _flags) \
+ MESON_PCLK(_name, HHI_GCLK_MPEG1, _bit, &meson8b_aiu_pclk_parents, _flags)
+
+static MESON8B_AIU_PCLK(meson8b_iec958, 7, CLK_IGNORE_UNUSED);
+static MESON8B_AIU_PCLK(meson8b_i2s_out, 8, CLK_IGNORE_UNUSED);
+static MESON8B_AIU_PCLK(meson8b_amclk, 9, CLK_IGNORE_UNUSED);
+static MESON8B_AIU_PCLK(meson8b_aififo2, 10, CLK_IGNORE_UNUSED);
+static MESON8B_AIU_PCLK(meson8b_mixer, 11, CLK_IGNORE_UNUSED);
+static MESON8B_AIU_PCLK(meson8b_mixer_iface, 12, CLK_IGNORE_UNUSED);
+static MESON8B_AIU_PCLK(meson8b_adc, 13, CLK_IGNORE_UNUSED);
/* Always On (AO) domain gates */
-static MESON_GATE(meson8b_ao_media_cpu, HHI_GCLK_AO, 0);
-static MESON_GATE(meson8b_ao_ahb_sram, HHI_GCLK_AO, 1);
-static MESON_GATE(meson8b_ao_ahb_bus, HHI_GCLK_AO, 2);
-static MESON_GATE(meson8b_ao_iface, HHI_GCLK_AO, 3);
+static MESON8B_PCLK(meson8b_ao_media_cpu, HHI_GCLK_AO, 0, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_ao_ahb_sram, HHI_GCLK_AO, 1, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_ao_ahb_bus, HHI_GCLK_AO, 2, CLK_IGNORE_UNUSED);
+static MESON8B_PCLK(meson8b_ao_iface, HHI_GCLK_AO, 3, CLK_IGNORE_UNUSED);
static struct clk_hw *meson8_hw_clks[] = {
- [CLKID_PLL_FIXED] = &meson8b_fixed_pll.hw,
- [CLKID_PLL_VID] = &meson8b_vid_pll.hw,
- [CLKID_PLL_SYS] = &meson8b_sys_pll.hw,
- [CLKID_FCLK_DIV2] = &meson8b_fclk_div2.hw,
- [CLKID_FCLK_DIV3] = &meson8b_fclk_div3.hw,
- [CLKID_FCLK_DIV4] = &meson8b_fclk_div4.hw,
- [CLKID_FCLK_DIV5] = &meson8b_fclk_div5.hw,
- [CLKID_FCLK_DIV7] = &meson8b_fclk_div7.hw,
- [CLKID_CPUCLK] = &meson8b_cpu_clk.hw,
- [CLKID_MPEG_SEL] = &meson8b_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &meson8b_mpeg_clk_div.hw,
- [CLKID_CLK81] = &meson8b_clk81.hw,
+ [CLKID_PLL_FIXED] = &meson8b_fixed_pll.hw,
+ [CLKID_PLL_VID] = &meson8b_vid_pll.hw,
+ [CLKID_PLL_SYS] = &meson8b_sys_pll.hw,
+ [CLKID_FCLK_DIV2] = &meson8b_fclk_div2.hw,
+ [CLKID_FCLK_DIV3] = &meson8b_fclk_div3.hw,
+ [CLKID_FCLK_DIV4] = &meson8b_fclk_div4.hw,
+ [CLKID_FCLK_DIV5] = &meson8b_fclk_div5.hw,
+ [CLKID_FCLK_DIV7] = &meson8b_fclk_div7.hw,
+ [CLKID_CPUCLK] = &meson8b_cpu_clk.hw,
+ [CLKID_MPEG_SEL] = &meson8b_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &meson8b_clk81_div.hw,
+ [CLKID_CLK81] = &meson8b_clk81.hw,
[CLKID_DDR] = &meson8b_ddr.hw,
[CLKID_DOS] = &meson8b_dos.hw,
[CLKID_ISA] = &meson8b_isa.hw,
@@ -2945,7 +2919,7 @@ static struct clk_hw *meson8_hw_clks[] = {
[CLKID_FCLK_DIV7_DIV] = &meson8b_fclk_div7_div.hw,
[CLKID_NAND_SEL] = &meson8b_nand_clk_sel.hw,
[CLKID_NAND_DIV] = &meson8b_nand_clk_div.hw,
- [CLKID_NAND_CLK] = &meson8b_nand_clk_gate.hw,
+ [CLKID_NAND_CLK] = &meson8b_nand_clk.hw,
[CLKID_PLL_FIXED_DCO] = &meson8b_fixed_pll_dco.hw,
[CLKID_HDMI_PLL_DCO] = &meson8b_hdmi_pll_dco.hw,
[CLKID_PLL_SYS_DCO] = &meson8b_sys_pll_dco.hw,
@@ -2956,14 +2930,14 @@ static struct clk_hw *meson8_hw_clks[] = {
[CLKID_CPU_CLK_DIV6] = &meson8b_cpu_clk_div6.hw,
[CLKID_CPU_CLK_DIV7] = &meson8b_cpu_clk_div7.hw,
[CLKID_CPU_CLK_DIV8] = &meson8b_cpu_clk_div8.hw,
- [CLKID_APB_SEL] = &meson8b_apb_clk_sel.hw,
- [CLKID_APB] = &meson8b_apb_clk_gate.hw,
- [CLKID_PERIPH_SEL] = &meson8b_periph_clk_sel.hw,
- [CLKID_PERIPH] = &meson8b_periph_clk_gate.hw,
- [CLKID_AXI_SEL] = &meson8b_axi_clk_sel.hw,
- [CLKID_AXI] = &meson8b_axi_clk_gate.hw,
- [CLKID_L2_DRAM_SEL] = &meson8b_l2_dram_clk_sel.hw,
- [CLKID_L2_DRAM] = &meson8b_l2_dram_clk_gate.hw,
+ [CLKID_APB_SEL] = &meson8b_apb_sel.hw,
+ [CLKID_APB] = &meson8b_apb.hw,
+ [CLKID_PERIPH_SEL] = &meson8b_periph_sel.hw,
+ [CLKID_PERIPH] = &meson8b_periph.hw,
+ [CLKID_AXI_SEL] = &meson8b_axi_sel.hw,
+ [CLKID_AXI] = &meson8b_axi.hw,
+ [CLKID_L2_DRAM_SEL] = &meson8b_l2_dram_sel.hw,
+ [CLKID_L2_DRAM] = &meson8b_l2_dram.hw,
[CLKID_HDMI_PLL_LVDS_OUT] = &meson8b_hdmi_pll_lvds_out.hw,
[CLKID_HDMI_PLL_HDMI_OUT] = &meson8b_hdmi_pll_hdmi_out.hw,
[CLKID_VID_PLL_IN_SEL] = &meson8b_vid_pll_in_sel.hw,
@@ -2974,27 +2948,27 @@ static struct clk_hw *meson8_hw_clks[] = {
[CLKID_VCLK_IN_SEL] = &meson8b_vclk_in_sel.hw,
[CLKID_VCLK_IN_EN] = &meson8b_vclk_in_en.hw,
[CLKID_VCLK_EN] = &meson8b_vclk_en.hw,
- [CLKID_VCLK_DIV1] = &meson8b_vclk_div1_gate.hw,
+ [CLKID_VCLK_DIV1] = &meson8b_vclk_div1.hw,
[CLKID_VCLK_DIV2_DIV] = &meson8b_vclk_div2_div.hw,
- [CLKID_VCLK_DIV2] = &meson8b_vclk_div2_div_gate.hw,
+ [CLKID_VCLK_DIV2] = &meson8b_vclk_div2.hw,
[CLKID_VCLK_DIV4_DIV] = &meson8b_vclk_div4_div.hw,
- [CLKID_VCLK_DIV4] = &meson8b_vclk_div4_div_gate.hw,
+ [CLKID_VCLK_DIV4] = &meson8b_vclk_div4.hw,
[CLKID_VCLK_DIV6_DIV] = &meson8b_vclk_div6_div.hw,
- [CLKID_VCLK_DIV6] = &meson8b_vclk_div6_div_gate.hw,
+ [CLKID_VCLK_DIV6] = &meson8b_vclk_div6.hw,
[CLKID_VCLK_DIV12_DIV] = &meson8b_vclk_div12_div.hw,
- [CLKID_VCLK_DIV12] = &meson8b_vclk_div12_div_gate.hw,
+ [CLKID_VCLK_DIV12] = &meson8b_vclk_div12.hw,
[CLKID_VCLK2_IN_SEL] = &meson8b_vclk2_in_sel.hw,
- [CLKID_VCLK2_IN_EN] = &meson8b_vclk2_clk_in_en.hw,
- [CLKID_VCLK2_EN] = &meson8b_vclk2_clk_en.hw,
- [CLKID_VCLK2_DIV1] = &meson8b_vclk2_div1_gate.hw,
+ [CLKID_VCLK2_IN_EN] = &meson8b_vclk2_in_en.hw,
+ [CLKID_VCLK2_EN] = &meson8b_vclk2_en.hw,
+ [CLKID_VCLK2_DIV1] = &meson8b_vclk2_div1.hw,
[CLKID_VCLK2_DIV2_DIV] = &meson8b_vclk2_div2_div.hw,
- [CLKID_VCLK2_DIV2] = &meson8b_vclk2_div2_div_gate.hw,
+ [CLKID_VCLK2_DIV2] = &meson8b_vclk2_div2.hw,
[CLKID_VCLK2_DIV4_DIV] = &meson8b_vclk2_div4_div.hw,
- [CLKID_VCLK2_DIV4] = &meson8b_vclk2_div4_div_gate.hw,
+ [CLKID_VCLK2_DIV4] = &meson8b_vclk2_div4.hw,
[CLKID_VCLK2_DIV6_DIV] = &meson8b_vclk2_div6_div.hw,
- [CLKID_VCLK2_DIV6] = &meson8b_vclk2_div6_div_gate.hw,
+ [CLKID_VCLK2_DIV6] = &meson8b_vclk2_div6.hw,
[CLKID_VCLK2_DIV12_DIV] = &meson8b_vclk2_div12_div.hw,
- [CLKID_VCLK2_DIV12] = &meson8b_vclk2_div12_div_gate.hw,
+ [CLKID_VCLK2_DIV12] = &meson8b_vclk2_div12.hw,
[CLKID_CTS_ENCT_SEL] = &meson8b_cts_enct_sel.hw,
[CLKID_CTS_ENCT] = &meson8b_cts_enct.hw,
[CLKID_CTS_ENCP_SEL] = &meson8b_cts_encp_sel.hw,
@@ -3041,18 +3015,18 @@ static struct clk_hw *meson8_hw_clks[] = {
};
static struct clk_hw *meson8b_hw_clks[] = {
- [CLKID_PLL_FIXED] = &meson8b_fixed_pll.hw,
- [CLKID_PLL_VID] = &meson8b_vid_pll.hw,
- [CLKID_PLL_SYS] = &meson8b_sys_pll.hw,
- [CLKID_FCLK_DIV2] = &meson8b_fclk_div2.hw,
- [CLKID_FCLK_DIV3] = &meson8b_fclk_div3.hw,
- [CLKID_FCLK_DIV4] = &meson8b_fclk_div4.hw,
- [CLKID_FCLK_DIV5] = &meson8b_fclk_div5.hw,
- [CLKID_FCLK_DIV7] = &meson8b_fclk_div7.hw,
- [CLKID_CPUCLK] = &meson8b_cpu_clk.hw,
- [CLKID_MPEG_SEL] = &meson8b_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &meson8b_mpeg_clk_div.hw,
- [CLKID_CLK81] = &meson8b_clk81.hw,
+ [CLKID_PLL_FIXED] = &meson8b_fixed_pll.hw,
+ [CLKID_PLL_VID] = &meson8b_vid_pll.hw,
+ [CLKID_PLL_SYS] = &meson8b_sys_pll.hw,
+ [CLKID_FCLK_DIV2] = &meson8b_fclk_div2.hw,
+ [CLKID_FCLK_DIV3] = &meson8b_fclk_div3.hw,
+ [CLKID_FCLK_DIV4] = &meson8b_fclk_div4.hw,
+ [CLKID_FCLK_DIV5] = &meson8b_fclk_div5.hw,
+ [CLKID_FCLK_DIV7] = &meson8b_fclk_div7.hw,
+ [CLKID_CPUCLK] = &meson8b_cpu_clk.hw,
+ [CLKID_MPEG_SEL] = &meson8b_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &meson8b_clk81_div.hw,
+ [CLKID_CLK81] = &meson8b_clk81.hw,
[CLKID_DDR] = &meson8b_ddr.hw,
[CLKID_DOS] = &meson8b_dos.hw,
[CLKID_ISA] = &meson8b_isa.hw,
@@ -3149,7 +3123,7 @@ static struct clk_hw *meson8b_hw_clks[] = {
[CLKID_FCLK_DIV7_DIV] = &meson8b_fclk_div7_div.hw,
[CLKID_NAND_SEL] = &meson8b_nand_clk_sel.hw,
[CLKID_NAND_DIV] = &meson8b_nand_clk_div.hw,
- [CLKID_NAND_CLK] = &meson8b_nand_clk_gate.hw,
+ [CLKID_NAND_CLK] = &meson8b_nand_clk.hw,
[CLKID_PLL_FIXED_DCO] = &meson8b_fixed_pll_dco.hw,
[CLKID_HDMI_PLL_DCO] = &meson8b_hdmi_pll_dco.hw,
[CLKID_PLL_SYS_DCO] = &meson8b_sys_pll_dco.hw,
@@ -3160,14 +3134,14 @@ static struct clk_hw *meson8b_hw_clks[] = {
[CLKID_CPU_CLK_DIV6] = &meson8b_cpu_clk_div6.hw,
[CLKID_CPU_CLK_DIV7] = &meson8b_cpu_clk_div7.hw,
[CLKID_CPU_CLK_DIV8] = &meson8b_cpu_clk_div8.hw,
- [CLKID_APB_SEL] = &meson8b_apb_clk_sel.hw,
- [CLKID_APB] = &meson8b_apb_clk_gate.hw,
- [CLKID_PERIPH_SEL] = &meson8b_periph_clk_sel.hw,
- [CLKID_PERIPH] = &meson8b_periph_clk_gate.hw,
- [CLKID_AXI_SEL] = &meson8b_axi_clk_sel.hw,
- [CLKID_AXI] = &meson8b_axi_clk_gate.hw,
- [CLKID_L2_DRAM_SEL] = &meson8b_l2_dram_clk_sel.hw,
- [CLKID_L2_DRAM] = &meson8b_l2_dram_clk_gate.hw,
+ [CLKID_APB_SEL] = &meson8b_apb_sel.hw,
+ [CLKID_APB] = &meson8b_apb.hw,
+ [CLKID_PERIPH_SEL] = &meson8b_periph_sel.hw,
+ [CLKID_PERIPH] = &meson8b_periph.hw,
+ [CLKID_AXI_SEL] = &meson8b_axi_sel.hw,
+ [CLKID_AXI] = &meson8b_axi.hw,
+ [CLKID_L2_DRAM_SEL] = &meson8b_l2_dram_sel.hw,
+ [CLKID_L2_DRAM] = &meson8b_l2_dram.hw,
[CLKID_HDMI_PLL_LVDS_OUT] = &meson8b_hdmi_pll_lvds_out.hw,
[CLKID_HDMI_PLL_HDMI_OUT] = &meson8b_hdmi_pll_hdmi_out.hw,
[CLKID_VID_PLL_IN_SEL] = &meson8b_vid_pll_in_sel.hw,
@@ -3178,27 +3152,27 @@ static struct clk_hw *meson8b_hw_clks[] = {
[CLKID_VCLK_IN_SEL] = &meson8b_vclk_in_sel.hw,
[CLKID_VCLK_IN_EN] = &meson8b_vclk_in_en.hw,
[CLKID_VCLK_EN] = &meson8b_vclk_en.hw,
- [CLKID_VCLK_DIV1] = &meson8b_vclk_div1_gate.hw,
+ [CLKID_VCLK_DIV1] = &meson8b_vclk_div1.hw,
[CLKID_VCLK_DIV2_DIV] = &meson8b_vclk_div2_div.hw,
- [CLKID_VCLK_DIV2] = &meson8b_vclk_div2_div_gate.hw,
+ [CLKID_VCLK_DIV2] = &meson8b_vclk_div2.hw,
[CLKID_VCLK_DIV4_DIV] = &meson8b_vclk_div4_div.hw,
- [CLKID_VCLK_DIV4] = &meson8b_vclk_div4_div_gate.hw,
+ [CLKID_VCLK_DIV4] = &meson8b_vclk_div4.hw,
[CLKID_VCLK_DIV6_DIV] = &meson8b_vclk_div6_div.hw,
- [CLKID_VCLK_DIV6] = &meson8b_vclk_div6_div_gate.hw,
+ [CLKID_VCLK_DIV6] = &meson8b_vclk_div6.hw,
[CLKID_VCLK_DIV12_DIV] = &meson8b_vclk_div12_div.hw,
- [CLKID_VCLK_DIV12] = &meson8b_vclk_div12_div_gate.hw,
+ [CLKID_VCLK_DIV12] = &meson8b_vclk_div12.hw,
[CLKID_VCLK2_IN_SEL] = &meson8b_vclk2_in_sel.hw,
- [CLKID_VCLK2_IN_EN] = &meson8b_vclk2_clk_in_en.hw,
- [CLKID_VCLK2_EN] = &meson8b_vclk2_clk_en.hw,
- [CLKID_VCLK2_DIV1] = &meson8b_vclk2_div1_gate.hw,
+ [CLKID_VCLK2_IN_EN] = &meson8b_vclk2_in_en.hw,
+ [CLKID_VCLK2_EN] = &meson8b_vclk2_en.hw,
+ [CLKID_VCLK2_DIV1] = &meson8b_vclk2_div1.hw,
[CLKID_VCLK2_DIV2_DIV] = &meson8b_vclk2_div2_div.hw,
- [CLKID_VCLK2_DIV2] = &meson8b_vclk2_div2_div_gate.hw,
+ [CLKID_VCLK2_DIV2] = &meson8b_vclk2_div2.hw,
[CLKID_VCLK2_DIV4_DIV] = &meson8b_vclk2_div4_div.hw,
- [CLKID_VCLK2_DIV4] = &meson8b_vclk2_div4_div_gate.hw,
+ [CLKID_VCLK2_DIV4] = &meson8b_vclk2_div4.hw,
[CLKID_VCLK2_DIV6_DIV] = &meson8b_vclk2_div6_div.hw,
- [CLKID_VCLK2_DIV6] = &meson8b_vclk2_div6_div_gate.hw,
+ [CLKID_VCLK2_DIV6] = &meson8b_vclk2_div6.hw,
[CLKID_VCLK2_DIV12_DIV] = &meson8b_vclk2_div12_div.hw,
- [CLKID_VCLK2_DIV12] = &meson8b_vclk2_div12_div_gate.hw,
+ [CLKID_VCLK2_DIV12] = &meson8b_vclk2_div12.hw,
[CLKID_CTS_ENCT_SEL] = &meson8b_cts_enct_sel.hw,
[CLKID_CTS_ENCT] = &meson8b_cts_enct.hw,
[CLKID_CTS_ENCP_SEL] = &meson8b_cts_encp_sel.hw,
@@ -3256,18 +3230,18 @@ static struct clk_hw *meson8b_hw_clks[] = {
};
static struct clk_hw *meson8m2_hw_clks[] = {
- [CLKID_PLL_FIXED] = &meson8b_fixed_pll.hw,
- [CLKID_PLL_VID] = &meson8b_vid_pll.hw,
- [CLKID_PLL_SYS] = &meson8b_sys_pll.hw,
- [CLKID_FCLK_DIV2] = &meson8b_fclk_div2.hw,
- [CLKID_FCLK_DIV3] = &meson8b_fclk_div3.hw,
- [CLKID_FCLK_DIV4] = &meson8b_fclk_div4.hw,
- [CLKID_FCLK_DIV5] = &meson8b_fclk_div5.hw,
- [CLKID_FCLK_DIV7] = &meson8b_fclk_div7.hw,
- [CLKID_CPUCLK] = &meson8b_cpu_clk.hw,
- [CLKID_MPEG_SEL] = &meson8b_mpeg_clk_sel.hw,
- [CLKID_MPEG_DIV] = &meson8b_mpeg_clk_div.hw,
- [CLKID_CLK81] = &meson8b_clk81.hw,
+ [CLKID_PLL_FIXED] = &meson8b_fixed_pll.hw,
+ [CLKID_PLL_VID] = &meson8b_vid_pll.hw,
+ [CLKID_PLL_SYS] = &meson8b_sys_pll.hw,
+ [CLKID_FCLK_DIV2] = &meson8b_fclk_div2.hw,
+ [CLKID_FCLK_DIV3] = &meson8b_fclk_div3.hw,
+ [CLKID_FCLK_DIV4] = &meson8b_fclk_div4.hw,
+ [CLKID_FCLK_DIV5] = &meson8b_fclk_div5.hw,
+ [CLKID_FCLK_DIV7] = &meson8b_fclk_div7.hw,
+ [CLKID_CPUCLK] = &meson8b_cpu_clk.hw,
+ [CLKID_MPEG_SEL] = &meson8b_clk81_sel.hw,
+ [CLKID_MPEG_DIV] = &meson8b_clk81_div.hw,
+ [CLKID_CLK81] = &meson8b_clk81.hw,
[CLKID_DDR] = &meson8b_ddr.hw,
[CLKID_DOS] = &meson8b_dos.hw,
[CLKID_ISA] = &meson8b_isa.hw,
@@ -3364,7 +3338,7 @@ static struct clk_hw *meson8m2_hw_clks[] = {
[CLKID_FCLK_DIV7_DIV] = &meson8b_fclk_div7_div.hw,
[CLKID_NAND_SEL] = &meson8b_nand_clk_sel.hw,
[CLKID_NAND_DIV] = &meson8b_nand_clk_div.hw,
- [CLKID_NAND_CLK] = &meson8b_nand_clk_gate.hw,
+ [CLKID_NAND_CLK] = &meson8b_nand_clk.hw,
[CLKID_PLL_FIXED_DCO] = &meson8b_fixed_pll_dco.hw,
[CLKID_HDMI_PLL_DCO] = &meson8b_hdmi_pll_dco.hw,
[CLKID_PLL_SYS_DCO] = &meson8b_sys_pll_dco.hw,
@@ -3375,14 +3349,14 @@ static struct clk_hw *meson8m2_hw_clks[] = {
[CLKID_CPU_CLK_DIV6] = &meson8b_cpu_clk_div6.hw,
[CLKID_CPU_CLK_DIV7] = &meson8b_cpu_clk_div7.hw,
[CLKID_CPU_CLK_DIV8] = &meson8b_cpu_clk_div8.hw,
- [CLKID_APB_SEL] = &meson8b_apb_clk_sel.hw,
- [CLKID_APB] = &meson8b_apb_clk_gate.hw,
- [CLKID_PERIPH_SEL] = &meson8b_periph_clk_sel.hw,
- [CLKID_PERIPH] = &meson8b_periph_clk_gate.hw,
- [CLKID_AXI_SEL] = &meson8b_axi_clk_sel.hw,
- [CLKID_AXI] = &meson8b_axi_clk_gate.hw,
- [CLKID_L2_DRAM_SEL] = &meson8b_l2_dram_clk_sel.hw,
- [CLKID_L2_DRAM] = &meson8b_l2_dram_clk_gate.hw,
+ [CLKID_APB_SEL] = &meson8b_apb_sel.hw,
+ [CLKID_APB] = &meson8b_apb.hw,
+ [CLKID_PERIPH_SEL] = &meson8b_periph_sel.hw,
+ [CLKID_PERIPH] = &meson8b_periph.hw,
+ [CLKID_AXI_SEL] = &meson8b_axi_sel.hw,
+ [CLKID_AXI] = &meson8b_axi.hw,
+ [CLKID_L2_DRAM_SEL] = &meson8b_l2_dram_sel.hw,
+ [CLKID_L2_DRAM] = &meson8b_l2_dram.hw,
[CLKID_HDMI_PLL_LVDS_OUT] = &meson8b_hdmi_pll_lvds_out.hw,
[CLKID_HDMI_PLL_HDMI_OUT] = &meson8b_hdmi_pll_hdmi_out.hw,
[CLKID_VID_PLL_IN_SEL] = &meson8b_vid_pll_in_sel.hw,
@@ -3393,27 +3367,27 @@ static struct clk_hw *meson8m2_hw_clks[] = {
[CLKID_VCLK_IN_SEL] = &meson8b_vclk_in_sel.hw,
[CLKID_VCLK_IN_EN] = &meson8b_vclk_in_en.hw,
[CLKID_VCLK_EN] = &meson8b_vclk_en.hw,
- [CLKID_VCLK_DIV1] = &meson8b_vclk_div1_gate.hw,
+ [CLKID_VCLK_DIV1] = &meson8b_vclk_div1.hw,
[CLKID_VCLK_DIV2_DIV] = &meson8b_vclk_div2_div.hw,
- [CLKID_VCLK_DIV2] = &meson8b_vclk_div2_div_gate.hw,
+ [CLKID_VCLK_DIV2] = &meson8b_vclk_div2.hw,
[CLKID_VCLK_DIV4_DIV] = &meson8b_vclk_div4_div.hw,
- [CLKID_VCLK_DIV4] = &meson8b_vclk_div4_div_gate.hw,
+ [CLKID_VCLK_DIV4] = &meson8b_vclk_div4.hw,
[CLKID_VCLK_DIV6_DIV] = &meson8b_vclk_div6_div.hw,
- [CLKID_VCLK_DIV6] = &meson8b_vclk_div6_div_gate.hw,
+ [CLKID_VCLK_DIV6] = &meson8b_vclk_div6.hw,
[CLKID_VCLK_DIV12_DIV] = &meson8b_vclk_div12_div.hw,
- [CLKID_VCLK_DIV12] = &meson8b_vclk_div12_div_gate.hw,
+ [CLKID_VCLK_DIV12] = &meson8b_vclk_div12.hw,
[CLKID_VCLK2_IN_SEL] = &meson8b_vclk2_in_sel.hw,
- [CLKID_VCLK2_IN_EN] = &meson8b_vclk2_clk_in_en.hw,
- [CLKID_VCLK2_EN] = &meson8b_vclk2_clk_en.hw,
- [CLKID_VCLK2_DIV1] = &meson8b_vclk2_div1_gate.hw,
+ [CLKID_VCLK2_IN_EN] = &meson8b_vclk2_in_en.hw,
+ [CLKID_VCLK2_EN] = &meson8b_vclk2_en.hw,
+ [CLKID_VCLK2_DIV1] = &meson8b_vclk2_div1.hw,
[CLKID_VCLK2_DIV2_DIV] = &meson8b_vclk2_div2_div.hw,
- [CLKID_VCLK2_DIV2] = &meson8b_vclk2_div2_div_gate.hw,
+ [CLKID_VCLK2_DIV2] = &meson8b_vclk2_div2.hw,
[CLKID_VCLK2_DIV4_DIV] = &meson8b_vclk2_div4_div.hw,
- [CLKID_VCLK2_DIV4] = &meson8b_vclk2_div4_div_gate.hw,
+ [CLKID_VCLK2_DIV4] = &meson8b_vclk2_div4.hw,
[CLKID_VCLK2_DIV6_DIV] = &meson8b_vclk2_div6_div.hw,
- [CLKID_VCLK2_DIV6] = &meson8b_vclk2_div6_div_gate.hw,
+ [CLKID_VCLK2_DIV6] = &meson8b_vclk2_div6.hw,
[CLKID_VCLK2_DIV12_DIV] = &meson8b_vclk2_div12_div.hw,
- [CLKID_VCLK2_DIV12] = &meson8b_vclk2_div12_div_gate.hw,
+ [CLKID_VCLK2_DIV12] = &meson8b_vclk2_div12.hw,
[CLKID_CTS_ENCT_SEL] = &meson8b_cts_enct_sel.hw,
[CLKID_CTS_ENCT] = &meson8b_cts_enct.hw,
[CLKID_CTS_ENCP_SEL] = &meson8b_cts_encp_sel.hw,
diff --git a/drivers/clk/meson/s4-peripherals.c b/drivers/clk/meson/s4-peripherals.c
index c9400cf54c84..6d69b132d1e1 100644
--- a/drivers/clk/meson/s4-peripherals.c
+++ b/drivers/clk/meson/s4-peripherals.c
@@ -62,6 +62,15 @@
#define CLKCTRL_PWM_CLK_IJ_CTRL 0x190
#define CLKCTRL_DEMOD_CLK_CTRL 0x200
+#define S4_COMP_SEL(_name, _reg, _shift, _mask, _pdata) \
+ MESON_COMP_SEL(s4_, _name, _reg, _shift, _mask, _pdata, NULL, 0, 0)
+
+#define S4_COMP_DIV(_name, _reg, _shift, _width) \
+ MESON_COMP_DIV(s4_, _name, _reg, _shift, _width, 0, CLK_SET_RATE_PARENT)
+
+#define S4_COMP_GATE(_name, _reg, _bit) \
+ MESON_COMP_GATE(s4_, _name, _reg, _bit, CLK_SET_RATE_PARENT)
+
static struct clk_regmap s4_rtc_32k_by_oscin_clkin = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_RTC_BY_OSCIN_CTRL0,
@@ -182,8 +191,8 @@ static struct clk_regmap s4_rtc_clk = {
};
/* The index 5 is AXI_CLK, which is dedicated to AXI. So skip it. */
-static u32 mux_table_sys_ab_clk_sel[] = { 0, 1, 2, 3, 4, 6, 7 };
-static const struct clk_parent_data sys_ab_clk_parent_data[] = {
+static u32 s4_sysclk_parents_val_table[] = { 0, 1, 2, 3, 4, 6, 7 };
+static const struct clk_parent_data s4_sysclk_parents[] = {
{ .fw_name = "xtal" },
{ .fw_name = "fclk_div2" },
{ .fw_name = "fclk_div3" },
@@ -205,13 +214,13 @@ static struct clk_regmap s4_sysclk_b_sel = {
.offset = CLKCTRL_SYS_CLK_CTRL0,
.mask = 0x7,
.shift = 26,
- .table = mux_table_sys_ab_clk_sel,
+ .table = s4_sysclk_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "sysclk_b_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_data = sys_ab_clk_parent_data,
- .num_parents = ARRAY_SIZE(sys_ab_clk_parent_data),
+ .parent_data = s4_sysclk_parents,
+ .num_parents = ARRAY_SIZE(s4_sysclk_parents),
},
};
@@ -251,13 +260,13 @@ static struct clk_regmap s4_sysclk_a_sel = {
.offset = CLKCTRL_SYS_CLK_CTRL0,
.mask = 0x7,
.shift = 10,
- .table = mux_table_sys_ab_clk_sel,
+ .table = s4_sysclk_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "sysclk_a_sel",
.ops = &clk_regmap_mux_ro_ops,
- .parent_data = sys_ab_clk_parent_data,
- .num_parents = ARRAY_SIZE(sys_ab_clk_parent_data),
+ .parent_data = s4_sysclk_parents,
+ .num_parents = ARRAY_SIZE(s4_sysclk_parents),
},
};
@@ -523,24 +532,24 @@ static struct clk_regmap s4_cecb_32k_clkout = {
},
};
-static const struct clk_parent_data s4_sc_parent_data[] = {
+static const struct clk_parent_data s4_sc_clk_parents[] = {
{ .fw_name = "fclk_div4" },
{ .fw_name = "fclk_div3" },
{ .fw_name = "fclk_div5" },
{ .fw_name = "xtal", }
};
-static struct clk_regmap s4_sc_clk_mux = {
+static struct clk_regmap s4_sc_clk_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_SC_CLK_CTRL,
.mask = 0x3,
.shift = 9,
},
.hw.init = &(struct clk_init_data) {
- .name = "sc_clk_mux",
+ .name = "sc_clk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_sc_parent_data,
- .num_parents = ARRAY_SIZE(s4_sc_parent_data),
+ .parent_data = s4_sc_clk_parents,
+ .num_parents = ARRAY_SIZE(s4_sc_clk_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -555,20 +564,20 @@ static struct clk_regmap s4_sc_clk_div = {
.name = "sc_clk_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_sc_clk_mux.hw
+ &s4_sc_clk_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_sc_clk_gate = {
+static struct clk_regmap s4_sc_clk = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_SC_CLK_CTRL,
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "sc_clk_gate",
+ .name = "sc_clk",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&s4_sc_clk_div.hw
@@ -578,13 +587,13 @@ static struct clk_regmap s4_sc_clk_gate = {
},
};
-static struct clk_regmap s4_12_24M_clk_gate = {
+static struct clk_regmap s4_12_24M = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_CLK12_24_CTRL,
.bit_idx = 11,
},
.hw.init = &(struct clk_init_data) {
- .name = "12_24m_gate",
+ .name = "12_24M",
.ops = &clk_regmap_gate_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "xtal", }
@@ -593,32 +602,32 @@ static struct clk_regmap s4_12_24M_clk_gate = {
},
};
-static struct clk_fixed_factor s4_12M_clk_div = {
+static struct clk_fixed_factor s4_12M_div = {
.mult = 1,
.div = 2,
.hw.init = &(struct clk_init_data){
- .name = "12M",
+ .name = "12M_div",
.ops = &clk_fixed_factor_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_12_24M_clk_gate.hw
+ &s4_12_24M.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_12_24M_clk = {
+static struct clk_regmap s4_12_24M_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_CLK12_24_CTRL,
.mask = 0x1,
.shift = 10,
},
.hw.init = &(struct clk_init_data) {
- .name = "12_24m",
+ .name = "12_24M_sel",
.ops = &clk_regmap_mux_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_12_24M_clk_gate.hw,
- &s4_12M_clk_div.hw,
+ &s4_12_24M.hw,
+ &s4_12M_div.hw,
},
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
@@ -687,7 +696,7 @@ static struct clk_regmap s4_vid_pll = {
},
};
-static const struct clk_parent_data s4_vclk_parent_data[] = {
+static const struct clk_parent_data s4_vclk_parents[] = {
{ .hw = &s4_vid_pll.hw },
{ .fw_name = "gp0_pll", },
{ .fw_name = "hifi_pll", },
@@ -707,8 +716,8 @@ static struct clk_regmap s4_vclk_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vclk_parent_data,
- .num_parents = ARRAY_SIZE(s4_vclk_parent_data),
+ .parent_data = s4_vclk_parents,
+ .num_parents = ARRAY_SIZE(s4_vclk_parents),
.flags = 0,
},
};
@@ -722,8 +731,8 @@ static struct clk_regmap s4_vclk2_sel = {
.hw.init = &(struct clk_init_data){
.name = "vclk2_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vclk_parent_data,
- .num_parents = ARRAY_SIZE(s4_vclk_parent_data),
+ .parent_data = s4_vclk_parents,
+ .num_parents = ARRAY_SIZE(s4_vclk_parents),
.flags = 0,
},
};
@@ -1071,8 +1080,8 @@ static struct clk_fixed_factor s4_vclk2_div12 = {
};
/* The 5,6,7 indexes corresponds to no real clock, so there are not used. */
-static u32 mux_table_cts_sel[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
-static const struct clk_hw *s4_cts_parent_hws[] = {
+static u32 s4_cts_parents_val_table[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
+static const struct clk_hw *s4_cts_parents[] = {
&s4_vclk_div1.hw,
&s4_vclk_div2.hw,
&s4_vclk_div4.hw,
@@ -1090,13 +1099,13 @@ static struct clk_regmap s4_cts_enci_sel = {
.offset = CLKCTRL_VID_CLK_DIV,
.mask = 0xf,
.shift = 28,
- .table = mux_table_cts_sel,
+ .table = s4_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_enci_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_cts_parent_hws,
- .num_parents = ARRAY_SIZE(s4_cts_parent_hws),
+ .parent_hws = s4_cts_parents,
+ .num_parents = ARRAY_SIZE(s4_cts_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1106,13 +1115,13 @@ static struct clk_regmap s4_cts_encp_sel = {
.offset = CLKCTRL_VID_CLK_DIV,
.mask = 0xf,
.shift = 20,
- .table = mux_table_cts_sel,
+ .table = s4_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_encp_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_cts_parent_hws,
- .num_parents = ARRAY_SIZE(s4_cts_parent_hws),
+ .parent_hws = s4_cts_parents,
+ .num_parents = ARRAY_SIZE(s4_cts_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1122,20 +1131,20 @@ static struct clk_regmap s4_cts_vdac_sel = {
.offset = CLKCTRL_VIID_CLK_DIV,
.mask = 0xf,
.shift = 28,
- .table = mux_table_cts_sel,
+ .table = s4_cts_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "cts_vdac_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_cts_parent_hws,
- .num_parents = ARRAY_SIZE(s4_cts_parent_hws),
+ .parent_hws = s4_cts_parents,
+ .num_parents = ARRAY_SIZE(s4_cts_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
/* The 5,6,7 indexes corresponds to no real clock, so there are not used. */
-static u32 mux_table_hdmi_tx_sel[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
-static const struct clk_hw *s4_cts_hdmi_tx_parent_hws[] = {
+static u32 s4_hdmi_tx_parents_val_table[] = { 0, 1, 2, 3, 4, 8, 9, 10, 11, 12 };
+static const struct clk_hw *s4_hdmi_tx_parents[] = {
&s4_vclk_div1.hw,
&s4_vclk_div2.hw,
&s4_vclk_div4.hw,
@@ -1153,13 +1162,13 @@ static struct clk_regmap s4_hdmi_tx_sel = {
.offset = CLKCTRL_HDMI_CLK_CTRL,
.mask = 0xf,
.shift = 16,
- .table = mux_table_hdmi_tx_sel,
+ .table = s4_hdmi_tx_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "hdmi_tx_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_cts_hdmi_tx_parent_hws,
- .num_parents = ARRAY_SIZE(s4_cts_hdmi_tx_parent_hws),
+ .parent_hws = s4_hdmi_tx_parents,
+ .num_parents = ARRAY_SIZE(s4_hdmi_tx_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1229,7 +1238,7 @@ static struct clk_regmap s4_hdmi_tx = {
};
/* HDMI Clocks */
-static const struct clk_parent_data s4_hdmi_parent_data[] = {
+static const struct clk_parent_data s4_hdmi_parents[] = {
{ .fw_name = "xtal", },
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div3", },
@@ -1246,8 +1255,8 @@ static struct clk_regmap s4_hdmi_sel = {
.hw.init = &(struct clk_init_data){
.name = "hdmi_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_hdmi_parent_data,
- .num_parents = ARRAY_SIZE(s4_hdmi_parent_data),
+ .parent_data = s4_hdmi_parents,
+ .num_parents = ARRAY_SIZE(s4_hdmi_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1298,7 +1307,7 @@ static struct clk_regmap s4_ts_clk_div = {
},
};
-static struct clk_regmap s4_ts_clk_gate = {
+static struct clk_regmap s4_ts_clk = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_TS_CLK_CTRL,
.bit_idx = 8,
@@ -1320,7 +1329,7 @@ static struct clk_regmap s4_ts_clk_gate = {
* mux because it does top-to-bottom updates the each clock tree and
* switches to the "inactive" one when CLK_SET_RATE_GATE is set.
*/
-static const struct clk_parent_data s4_mali_0_1_parent_data[] = {
+static const struct clk_parent_data s4_mali_parents[] = {
{ .fw_name = "xtal", },
{ .fw_name = "gp0_pll", },
{ .fw_name = "hifi_pll", },
@@ -1340,8 +1349,8 @@ static struct clk_regmap s4_mali_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "mali_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_mali_0_1_parent_data,
- .num_parents = ARRAY_SIZE(s4_mali_0_1_parent_data),
+ .parent_data = s4_mali_parents,
+ .num_parents = ARRAY_SIZE(s4_mali_parents),
/*
* Don't request the parent to change the rate because
* all GPU frequencies can be derived from the fclk_*
@@ -1394,8 +1403,8 @@ static struct clk_regmap s4_mali_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "mali_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_mali_0_1_parent_data,
- .num_parents = ARRAY_SIZE(s4_mali_0_1_parent_data),
+ .parent_data = s4_mali_parents,
+ .num_parents = ARRAY_SIZE(s4_mali_parents),
.flags = 0,
},
};
@@ -1433,28 +1442,26 @@ static struct clk_regmap s4_mali_1 = {
},
};
-static const struct clk_hw *s4_mali_parent_hws[] = {
- &s4_mali_0.hw,
- &s4_mali_1.hw
-};
-
-static struct clk_regmap s4_mali_mux = {
+static struct clk_regmap s4_mali_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_MALI_CLK_CTRL,
.mask = 1,
.shift = 31,
},
.hw.init = &(struct clk_init_data){
- .name = "mali",
+ .name = "mali_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_mali_parent_hws,
+ .parent_hws = (const struct clk_hw *[]) {
+ &s4_mali_0.hw,
+ &s4_mali_1.hw,
+ },
.num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
/* VDEC clocks */
-static const struct clk_parent_data s4_dec_parent_data[] = {
+static const struct clk_parent_data s4_dec_parents[] = {
{ .fw_name = "fclk_div2p5", },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div4", },
@@ -1465,7 +1472,7 @@ static const struct clk_parent_data s4_dec_parent_data[] = {
{ .fw_name = "xtal", }
};
-static struct clk_regmap s4_vdec_p0_mux = {
+static struct clk_regmap s4_vdec_p0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VDEC_CLK_CTRL,
.mask = 0x7,
@@ -1473,10 +1480,10 @@ static struct clk_regmap s4_vdec_p0_mux = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data) {
- .name = "vdec_p0_mux",
+ .name = "vdec_p0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_dec_parent_data,
- .num_parents = ARRAY_SIZE(s4_dec_parent_data),
+ .parent_data = s4_dec_parents,
+ .num_parents = ARRAY_SIZE(s4_dec_parents),
.flags = 0,
},
};
@@ -1492,7 +1499,7 @@ static struct clk_regmap s4_vdec_p0_div = {
.name = "vdec_p0_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_vdec_p0_mux.hw
+ &s4_vdec_p0_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1515,7 +1522,7 @@ static struct clk_regmap s4_vdec_p0 = {
},
};
-static struct clk_regmap s4_vdec_p1_mux = {
+static struct clk_regmap s4_vdec_p1_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VDEC3_CLK_CTRL,
.mask = 0x7,
@@ -1523,10 +1530,10 @@ static struct clk_regmap s4_vdec_p1_mux = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data) {
- .name = "vdec_p1_mux",
+ .name = "vdec_p1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_dec_parent_data,
- .num_parents = ARRAY_SIZE(s4_dec_parent_data),
+ .parent_data = s4_dec_parents,
+ .num_parents = ARRAY_SIZE(s4_dec_parents),
.flags = 0,
},
};
@@ -1542,7 +1549,7 @@ static struct clk_regmap s4_vdec_p1_div = {
.name = "vdec_p1_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_vdec_p1_mux.hw
+ &s4_vdec_p1_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1565,27 +1572,25 @@ static struct clk_regmap s4_vdec_p1 = {
},
};
-static const struct clk_hw *s4_vdec_mux_parent_hws[] = {
- &s4_vdec_p0.hw,
- &s4_vdec_p1.hw
-};
-
-static struct clk_regmap s4_vdec_mux = {
+static struct clk_regmap s4_vdec_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VDEC3_CLK_CTRL,
.mask = 0x1,
.shift = 15,
},
.hw.init = &(struct clk_init_data) {
- .name = "vdec_mux",
+ .name = "vdec_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_vdec_mux_parent_hws,
- .num_parents = ARRAY_SIZE(s4_vdec_mux_parent_hws),
+ .parent_hws = (const struct clk_hw *[]) {
+ &s4_vdec_p0.hw,
+ &s4_vdec_p1.hw,
+ },
+ .num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_hevcf_p0_mux = {
+static struct clk_regmap s4_hevcf_p0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VDEC2_CLK_CTRL,
.mask = 0x7,
@@ -1593,10 +1598,10 @@ static struct clk_regmap s4_hevcf_p0_mux = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data) {
- .name = "hevcf_p0_mux",
+ .name = "hevcf_p0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_dec_parent_data,
- .num_parents = ARRAY_SIZE(s4_dec_parent_data),
+ .parent_data = s4_dec_parents,
+ .num_parents = ARRAY_SIZE(s4_dec_parents),
.flags = 0,
},
};
@@ -1612,7 +1617,7 @@ static struct clk_regmap s4_hevcf_p0_div = {
.name = "hevcf_p0_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_hevcf_p0_mux.hw
+ &s4_hevcf_p0_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1625,7 +1630,7 @@ static struct clk_regmap s4_hevcf_p0 = {
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "hevcf_p0_gate",
+ .name = "hevcf_p0",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&s4_hevcf_p0_div.hw
@@ -1635,7 +1640,7 @@ static struct clk_regmap s4_hevcf_p0 = {
},
};
-static struct clk_regmap s4_hevcf_p1_mux = {
+static struct clk_regmap s4_hevcf_p1_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VDEC4_CLK_CTRL,
.mask = 0x7,
@@ -1643,10 +1648,10 @@ static struct clk_regmap s4_hevcf_p1_mux = {
.flags = CLK_MUX_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data) {
- .name = "hevcf_p1_mux",
+ .name = "hevcf_p1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_dec_parent_data,
- .num_parents = ARRAY_SIZE(s4_dec_parent_data),
+ .parent_data = s4_dec_parents,
+ .num_parents = ARRAY_SIZE(s4_dec_parents),
.flags = 0,
},
};
@@ -1662,7 +1667,7 @@ static struct clk_regmap s4_hevcf_p1_div = {
.name = "hevcf_p1_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_hevcf_p1_mux.hw
+ &s4_hevcf_p1_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1685,28 +1690,26 @@ static struct clk_regmap s4_hevcf_p1 = {
},
};
-static const struct clk_hw *s4_hevcf_mux_parent_hws[] = {
- &s4_hevcf_p0.hw,
- &s4_hevcf_p1.hw
-};
-
-static struct clk_regmap s4_hevcf_mux = {
+static struct clk_regmap s4_hevcf_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VDEC4_CLK_CTRL,
.mask = 0x1,
.shift = 15,
},
.hw.init = &(struct clk_init_data) {
- .name = "hevcf",
+ .name = "hevcf_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_hevcf_mux_parent_hws,
- .num_parents = ARRAY_SIZE(s4_hevcf_mux_parent_hws),
+ .parent_hws = (const struct clk_hw *[]) {
+ &s4_hevcf_p0.hw,
+ &s4_hevcf_p1.hw,
+ },
+ .num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
/* VPU Clock */
-static const struct clk_parent_data s4_vpu_parent_data[] = {
+static const struct clk_parent_data s4_vpu_parents[] = {
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div5", },
@@ -1726,8 +1729,8 @@ static struct clk_regmap s4_vpu_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vpu_parent_data,
- .num_parents = ARRAY_SIZE(s4_vpu_parent_data),
+ .parent_data = s4_vpu_parents,
+ .num_parents = ARRAY_SIZE(s4_vpu_parents),
.flags = 0,
},
};
@@ -1770,8 +1773,8 @@ static struct clk_regmap s4_vpu_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vpu_parent_data,
- .num_parents = ARRAY_SIZE(s4_vpu_parent_data),
+ .parent_data = s4_vpu_parents,
+ .num_parents = ARRAY_SIZE(s4_vpu_parents),
.flags = 0,
},
};
@@ -1823,24 +1826,24 @@ static struct clk_regmap s4_vpu = {
},
};
-static const struct clk_parent_data vpu_clkb_tmp_parent_data[] = {
+static const struct clk_parent_data vpu_clkb_tmp_parents[] = {
{ .hw = &s4_vpu.hw },
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div5", },
{ .fw_name = "fclk_div7", }
};
-static struct clk_regmap s4_vpu_clkb_tmp_mux = {
+static struct clk_regmap s4_vpu_clkb_tmp_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VPU_CLKB_CTRL,
.mask = 0x3,
.shift = 20,
},
.hw.init = &(struct clk_init_data) {
- .name = "vpu_clkb_tmp_mux",
+ .name = "vpu_clkb_tmp_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = vpu_clkb_tmp_parent_data,
- .num_parents = ARRAY_SIZE(vpu_clkb_tmp_parent_data),
+ .parent_data = vpu_clkb_tmp_parents,
+ .num_parents = ARRAY_SIZE(vpu_clkb_tmp_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -1855,7 +1858,7 @@ static struct clk_regmap s4_vpu_clkb_tmp_div = {
.name = "vpu_clkb_tmp_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_vpu_clkb_tmp_mux.hw
+ &s4_vpu_clkb_tmp_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1911,7 +1914,7 @@ static struct clk_regmap s4_vpu_clkb = {
},
};
-static const struct clk_parent_data s4_vpu_clkc_parent_data[] = {
+static const struct clk_parent_data s4_vpu_clkc_parents[] = {
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div5", },
@@ -1922,17 +1925,17 @@ static const struct clk_parent_data s4_vpu_clkc_parent_data[] = {
{ .fw_name = "gp0_pll", },
};
-static struct clk_regmap s4_vpu_clkc_p0_mux = {
+static struct clk_regmap s4_vpu_clkc_p0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VPU_CLKC_CTRL,
.mask = 0x7,
.shift = 9,
},
.hw.init = &(struct clk_init_data) {
- .name = "vpu_clkc_p0_mux",
+ .name = "vpu_clkc_p0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vpu_clkc_parent_data,
- .num_parents = ARRAY_SIZE(s4_vpu_clkc_parent_data),
+ .parent_data = s4_vpu_clkc_parents,
+ .num_parents = ARRAY_SIZE(s4_vpu_clkc_parents),
.flags = 0,
},
};
@@ -1947,7 +1950,7 @@ static struct clk_regmap s4_vpu_clkc_p0_div = {
.name = "vpu_clkc_p0_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_vpu_clkc_p0_mux.hw
+ &s4_vpu_clkc_p0_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1970,17 +1973,17 @@ static struct clk_regmap s4_vpu_clkc_p0 = {
},
};
-static struct clk_regmap s4_vpu_clkc_p1_mux = {
+static struct clk_regmap s4_vpu_clkc_p1_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VPU_CLKC_CTRL,
.mask = 0x7,
.shift = 25,
},
.hw.init = &(struct clk_init_data) {
- .name = "vpu_clkc_p1_mux",
+ .name = "vpu_clkc_p1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vpu_clkc_parent_data,
- .num_parents = ARRAY_SIZE(s4_vpu_clkc_parent_data),
+ .parent_data = s4_vpu_clkc_parents,
+ .num_parents = ARRAY_SIZE(s4_vpu_clkc_parents),
.flags = 0,
},
};
@@ -1995,7 +1998,7 @@ static struct clk_regmap s4_vpu_clkc_p1_div = {
.name = "vpu_clkc_p1_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_vpu_clkc_p1_mux.hw
+ &s4_vpu_clkc_p1_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -2018,28 +2021,26 @@ static struct clk_regmap s4_vpu_clkc_p1 = {
},
};
-static const struct clk_hw *s4_vpu_mux_parent_hws[] = {
- &s4_vpu_clkc_p0.hw,
- &s4_vpu_clkc_p1.hw
-};
-
-static struct clk_regmap s4_vpu_clkc_mux = {
+static struct clk_regmap s4_vpu_clkc_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VPU_CLKC_CTRL,
.mask = 0x1,
.shift = 31,
},
.hw.init = &(struct clk_init_data) {
- .name = "vpu_clkc_mux",
+ .name = "vpu_clkc_sel",
.ops = &clk_regmap_mux_ops,
- .parent_hws = s4_vpu_mux_parent_hws,
- .num_parents = ARRAY_SIZE(s4_vpu_mux_parent_hws),
+ .parent_hws = (const struct clk_hw *[]) {
+ &s4_vpu_clkc_p0.hw,
+ &s4_vpu_clkc_p1.hw,
+ },
+ .num_parents = 2,
.flags = CLK_SET_RATE_PARENT,
},
};
/* VAPB Clock */
-static const struct clk_parent_data s4_vapb_parent_data[] = {
+static const struct clk_parent_data s4_vapb_parents[] = {
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div5", },
@@ -2059,8 +2060,8 @@ static struct clk_regmap s4_vapb_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vapb_0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vapb_parent_data,
- .num_parents = ARRAY_SIZE(s4_vapb_parent_data),
+ .parent_data = s4_vapb_parents,
+ .num_parents = ARRAY_SIZE(s4_vapb_parents),
.flags = 0,
},
};
@@ -2107,8 +2108,8 @@ static struct clk_regmap s4_vapb_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vapb_1_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vapb_parent_data,
- .num_parents = ARRAY_SIZE(s4_vapb_parent_data),
+ .parent_data = s4_vapb_parents,
+ .num_parents = ARRAY_SIZE(s4_vapb_parents),
.flags = 0,
},
};
@@ -2164,13 +2165,13 @@ static struct clk_regmap s4_vapb = {
},
};
-static struct clk_regmap s4_ge2d_gate = {
+static struct clk_regmap s4_ge2d = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_VAPBCLK_CTRL,
.bit_idx = 30,
},
.hw.init = &(struct clk_init_data) {
- .name = "ge2d_clk",
+ .name = "ge2d",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) { &s4_vapb.hw },
.num_parents = 1,
@@ -2178,24 +2179,24 @@ static struct clk_regmap s4_ge2d_gate = {
},
};
-static const struct clk_parent_data s4_esmclk_parent_data[] = {
+static const struct clk_parent_data s4_hdcp22_esmclk_parents[] = {
{ .fw_name = "fclk_div7", },
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div5", },
};
-static struct clk_regmap s4_hdcp22_esmclk_mux = {
+static struct clk_regmap s4_hdcp22_esmclk_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_HDCP22_CTRL,
.mask = 0x3,
.shift = 9,
},
.hw.init = &(struct clk_init_data) {
- .name = "hdcp22_esmclk_mux",
+ .name = "hdcp22_esmclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_esmclk_parent_data,
- .num_parents = ARRAY_SIZE(s4_esmclk_parent_data),
+ .parent_data = s4_hdcp22_esmclk_parents,
+ .num_parents = ARRAY_SIZE(s4_hdcp22_esmclk_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2210,20 +2211,20 @@ static struct clk_regmap s4_hdcp22_esmclk_div = {
.name = "hdcp22_esmclk_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_hdcp22_esmclk_mux.hw
+ &s4_hdcp22_esmclk_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_hdcp22_esmclk_gate = {
+static struct clk_regmap s4_hdcp22_esmclk = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_HDCP22_CTRL,
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "hdcp22_esmclk_gate",
+ .name = "hdcp22_esmclk",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&s4_hdcp22_esmclk_div.hw
@@ -2233,24 +2234,24 @@ static struct clk_regmap s4_hdcp22_esmclk_gate = {
},
};
-static const struct clk_parent_data s4_skpclk_parent_data[] = {
+static const struct clk_parent_data s4_hdcp22_skpclk_parents[] = {
{ .fw_name = "xtal", },
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div3", },
{ .fw_name = "fclk_div5", },
};
-static struct clk_regmap s4_hdcp22_skpclk_mux = {
+static struct clk_regmap s4_hdcp22_skpclk_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_HDCP22_CTRL,
.mask = 0x3,
.shift = 25,
},
.hw.init = &(struct clk_init_data) {
- .name = "hdcp22_skpclk_mux",
+ .name = "hdcp22_skpclk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_skpclk_parent_data,
- .num_parents = ARRAY_SIZE(s4_skpclk_parent_data),
+ .parent_data = s4_hdcp22_skpclk_parents,
+ .num_parents = ARRAY_SIZE(s4_hdcp22_skpclk_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2265,20 +2266,20 @@ static struct clk_regmap s4_hdcp22_skpclk_div = {
.name = "hdcp22_skpclk_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_hdcp22_skpclk_mux.hw
+ &s4_hdcp22_skpclk_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_hdcp22_skpclk_gate = {
+static struct clk_regmap s4_hdcp22_skpclk = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_HDCP22_CTRL,
.bit_idx = 24,
},
.hw.init = &(struct clk_init_data){
- .name = "hdcp22_skpclk_gate",
+ .name = "hdcp22_skpclk",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&s4_hdcp22_skpclk_div.hw
@@ -2288,7 +2289,7 @@ static struct clk_regmap s4_hdcp22_skpclk_gate = {
},
};
-static const struct clk_parent_data s4_vdin_parent_data[] = {
+static const struct clk_parent_data s4_vdin_parents[] = {
{ .fw_name = "xtal", },
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div3", },
@@ -2296,17 +2297,17 @@ static const struct clk_parent_data s4_vdin_parent_data[] = {
{ .hw = &s4_vid_pll.hw }
};
-static struct clk_regmap s4_vdin_meas_mux = {
+static struct clk_regmap s4_vdin_meas_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_VDIN_MEAS_CLK_CTRL,
.mask = 0x7,
.shift = 9,
},
.hw.init = &(struct clk_init_data) {
- .name = "vdin_meas_mux",
+ .name = "vdin_meas_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_vdin_parent_data,
- .num_parents = ARRAY_SIZE(s4_vdin_parent_data),
+ .parent_data = s4_vdin_parents,
+ .num_parents = ARRAY_SIZE(s4_vdin_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2321,20 +2322,20 @@ static struct clk_regmap s4_vdin_meas_div = {
.name = "vdin_meas_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_vdin_meas_mux.hw
+ &s4_vdin_meas_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_vdin_meas_gate = {
+static struct clk_regmap s4_vdin_meas = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_VDIN_MEAS_CLK_CTRL,
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "vdin_meas_gate",
+ .name = "vdin_meas",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&s4_vdin_meas_div.hw
@@ -2345,7 +2346,7 @@ static struct clk_regmap s4_vdin_meas_gate = {
};
/* EMMC/NAND clock */
-static const struct clk_parent_data s4_sd_emmc_clk0_parent_data[] = {
+static const struct clk_parent_data s4_sd_emmc_clk0_parents[] = {
{ .fw_name = "xtal", },
{ .fw_name = "fclk_div2", },
{ .fw_name = "fclk_div3", },
@@ -2365,8 +2366,8 @@ static struct clk_regmap s4_sd_emmc_c_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_c_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(s4_sd_emmc_clk0_parent_data),
+ .parent_data = s4_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(s4_sd_emmc_clk0_parents),
.flags = 0,
},
};
@@ -2413,8 +2414,8 @@ static struct clk_regmap s4_sd_emmc_a_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_a_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(s4_sd_emmc_clk0_parent_data),
+ .parent_data = s4_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(s4_sd_emmc_clk0_parents),
.flags = 0,
},
};
@@ -2461,8 +2462,8 @@ static struct clk_regmap s4_sd_emmc_b_clk0_sel = {
.hw.init = &(struct clk_init_data) {
.name = "sd_emmc_b_clk0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_sd_emmc_clk0_parent_data,
- .num_parents = ARRAY_SIZE(s4_sd_emmc_clk0_parent_data),
+ .parent_data = s4_sd_emmc_clk0_parents,
+ .num_parents = ARRAY_SIZE(s4_sd_emmc_clk0_parents),
.flags = 0,
},
};
@@ -2501,7 +2502,7 @@ static struct clk_regmap s4_sd_emmc_b_clk0 = {
};
/* SPICC Clock */
-static const struct clk_parent_data s4_spicc_parent_data[] = {
+static const struct clk_parent_data s4_spicc_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &s4_sys_clk.hw },
{ .fw_name = "fclk_div4", },
@@ -2511,17 +2512,17 @@ static const struct clk_parent_data s4_spicc_parent_data[] = {
{ .fw_name = "fclk_div7", },
};
-static struct clk_regmap s4_spicc0_mux = {
+static struct clk_regmap s4_spicc0_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = CLKCTRL_SPICC_CLK_CTRL,
.mask = 0x7,
.shift = 7,
},
.hw.init = &(struct clk_init_data) {
- .name = "spicc0_mux",
+ .name = "spicc0_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_spicc_parent_data,
- .num_parents = ARRAY_SIZE(s4_spicc_parent_data),
+ .parent_data = s4_spicc_parents,
+ .num_parents = ARRAY_SIZE(s4_spicc_parents),
.flags = CLK_SET_RATE_PARENT,
},
};
@@ -2536,20 +2537,20 @@ static struct clk_regmap s4_spicc0_div = {
.name = "spicc0_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_spicc0_mux.hw
+ &s4_spicc0_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_spicc0_gate = {
+static struct clk_regmap s4_spicc0_en = {
.data = &(struct clk_regmap_gate_data){
.offset = CLKCTRL_SPICC_CLK_CTRL,
.bit_idx = 6,
},
.hw.init = &(struct clk_init_data){
- .name = "spicc0",
+ .name = "spicc0_en",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&s4_spicc0_div.hw
@@ -2560,500 +2561,61 @@ static struct clk_regmap s4_spicc0_gate = {
};
/* PWM Clock */
-static const struct clk_parent_data s4_pwm_parent_data[] = {
+static const struct clk_parent_data s4_pwm_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &s4_vid_pll.hw },
{ .fw_name = "fclk_div4", },
{ .fw_name = "fclk_div3", },
};
-static struct clk_regmap s4_pwm_a_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_AB_CTRL,
- .mask = 0x3,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_a_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
-
-static struct clk_regmap s4_pwm_a_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_AB_CTRL,
- .shift = 0,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_a_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_a_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_a_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_AB_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_a_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_a_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_b_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_AB_CTRL,
- .mask = 0x3,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_b_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
-
-static struct clk_regmap s4_pwm_b_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_AB_CTRL,
- .shift = 16,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_b_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_b_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_b_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_AB_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_b_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_b_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_c_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_CD_CTRL,
- .mask = 0x3,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_c_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
-
-static struct clk_regmap s4_pwm_c_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_CD_CTRL,
- .shift = 0,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_c_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_c_mux.hw
- },
- .num_parents = 1,
- },
-};
-
-static struct clk_regmap s4_pwm_c_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_CD_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_c_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_c_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_d_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_CD_CTRL,
- .mask = 0x3,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_d_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
-
-static struct clk_regmap s4_pwm_d_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_CD_CTRL,
- .shift = 16,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_d_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_d_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_d_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_CD_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_d_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_d_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_e_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_EF_CTRL,
- .mask = 0x3,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_e_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
-
-static struct clk_regmap s4_pwm_e_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_EF_CTRL,
- .shift = 0,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_e_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_e_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_e_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_EF_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_e_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_e_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_f_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_EF_CTRL,
- .mask = 0x3,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_f_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
+static S4_COMP_SEL(pwm_a, CLKCTRL_PWM_CLK_AB_CTRL, 9, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_a, CLKCTRL_PWM_CLK_AB_CTRL, 0, 8);
+static S4_COMP_GATE(pwm_a, CLKCTRL_PWM_CLK_AB_CTRL, 8);
-static struct clk_regmap s4_pwm_f_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_EF_CTRL,
- .shift = 16,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_f_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_f_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static S4_COMP_SEL(pwm_b, CLKCTRL_PWM_CLK_AB_CTRL, 25, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_b, CLKCTRL_PWM_CLK_AB_CTRL, 16, 8);
+static S4_COMP_GATE(pwm_b, CLKCTRL_PWM_CLK_AB_CTRL, 24);
-static struct clk_regmap s4_pwm_f_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_EF_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_f_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_f_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static S4_COMP_SEL(pwm_c, CLKCTRL_PWM_CLK_CD_CTRL, 9, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_c, CLKCTRL_PWM_CLK_CD_CTRL, 0, 8);
+static S4_COMP_GATE(pwm_c, CLKCTRL_PWM_CLK_CD_CTRL, 8);
-static struct clk_regmap s4_pwm_g_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_GH_CTRL,
- .mask = 0x3,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_g_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
+static S4_COMP_SEL(pwm_d, CLKCTRL_PWM_CLK_CD_CTRL, 25, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_d, CLKCTRL_PWM_CLK_CD_CTRL, 16, 8);
+static S4_COMP_GATE(pwm_d, CLKCTRL_PWM_CLK_CD_CTRL, 24);
-static struct clk_regmap s4_pwm_g_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_GH_CTRL,
- .shift = 0,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_g_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_g_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static S4_COMP_SEL(pwm_e, CLKCTRL_PWM_CLK_EF_CTRL, 9, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_e, CLKCTRL_PWM_CLK_EF_CTRL, 0, 8);
+static S4_COMP_GATE(pwm_e, CLKCTRL_PWM_CLK_EF_CTRL, 8);
-static struct clk_regmap s4_pwm_g_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_GH_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_g_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_g_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static S4_COMP_SEL(pwm_f, CLKCTRL_PWM_CLK_EF_CTRL, 25, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_f, CLKCTRL_PWM_CLK_EF_CTRL, 16, 8);
+static S4_COMP_GATE(pwm_f, CLKCTRL_PWM_CLK_EF_CTRL, 24);
-static struct clk_regmap s4_pwm_h_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_GH_CTRL,
- .mask = 0x3,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_h_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
+static S4_COMP_SEL(pwm_g, CLKCTRL_PWM_CLK_GH_CTRL, 9, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_g, CLKCTRL_PWM_CLK_GH_CTRL, 0, 8);
+static S4_COMP_GATE(pwm_g, CLKCTRL_PWM_CLK_GH_CTRL, 8);
-static struct clk_regmap s4_pwm_h_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_GH_CTRL,
- .shift = 16,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_h_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_h_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static S4_COMP_SEL(pwm_h, CLKCTRL_PWM_CLK_GH_CTRL, 25, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_h, CLKCTRL_PWM_CLK_GH_CTRL, 16, 8);
+static S4_COMP_GATE(pwm_h, CLKCTRL_PWM_CLK_GH_CTRL, 24);
-static struct clk_regmap s4_pwm_h_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_GH_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_h_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_h_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
+static S4_COMP_SEL(pwm_i, CLKCTRL_PWM_CLK_IJ_CTRL, 9, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_i, CLKCTRL_PWM_CLK_IJ_CTRL, 0, 8);
+static S4_COMP_GATE(pwm_i, CLKCTRL_PWM_CLK_IJ_CTRL, 8);
-static struct clk_regmap s4_pwm_i_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_IJ_CTRL,
- .mask = 0x3,
- .shift = 9,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_i_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
+static S4_COMP_SEL(pwm_j, CLKCTRL_PWM_CLK_IJ_CTRL, 25, 0x3, s4_pwm_parents);
+static S4_COMP_DIV(pwm_j, CLKCTRL_PWM_CLK_IJ_CTRL, 16, 8);
+static S4_COMP_GATE(pwm_j, CLKCTRL_PWM_CLK_IJ_CTRL, 24);
-static struct clk_regmap s4_pwm_i_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_IJ_CTRL,
- .shift = 0,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_i_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_i_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_i_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_IJ_CTRL,
- .bit_idx = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_i_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_i_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_j_mux = {
- .data = &(struct clk_regmap_mux_data) {
- .offset = CLKCTRL_PWM_CLK_IJ_CTRL,
- .mask = 0x3,
- .shift = 25,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_j_mux",
- .ops = &clk_regmap_mux_ops,
- .parent_data = s4_pwm_parent_data,
- .num_parents = ARRAY_SIZE(s4_pwm_parent_data),
- .flags = 0,
- },
-};
-
-static struct clk_regmap s4_pwm_j_div = {
- .data = &(struct clk_regmap_div_data) {
- .offset = CLKCTRL_PWM_CLK_IJ_CTRL,
- .shift = 16,
- .width = 8,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_j_div",
- .ops = &clk_regmap_divider_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_j_mux.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_pwm_j_gate = {
- .data = &(struct clk_regmap_gate_data) {
- .offset = CLKCTRL_PWM_CLK_IJ_CTRL,
- .bit_idx = 24,
- },
- .hw.init = &(struct clk_init_data){
- .name = "pwm_j_gate",
- .ops = &clk_regmap_gate_ops,
- .parent_hws = (const struct clk_hw *[]) {
- &s4_pwm_j_div.hw
- },
- .num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
- },
-};
-
-static struct clk_regmap s4_saradc_mux = {
+static struct clk_regmap s4_saradc_sel = {
.data = &(struct clk_regmap_mux_data) {
.offset = CLKCTRL_SAR_CLK_CTRL,
.mask = 0x3,
.shift = 9,
},
.hw.init = &(struct clk_init_data){
- .name = "saradc_mux",
+ .name = "saradc_sel",
.ops = &clk_regmap_mux_ops,
.parent_data = (const struct clk_parent_data []) {
{ .fw_name = "xtal", },
@@ -3074,20 +2636,20 @@ static struct clk_regmap s4_saradc_div = {
.name = "saradc_div",
.ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
- &s4_saradc_mux.hw
+ &s4_saradc_sel.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
},
};
-static struct clk_regmap s4_saradc_gate = {
+static struct clk_regmap s4_saradc = {
.data = &(struct clk_regmap_gate_data) {
.offset = CLKCTRL_SAR_CLK_CTRL,
.bit_idx = 8,
},
.hw.init = &(struct clk_init_data){
- .name = "saradc_clk",
+ .name = "saradc",
.ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&s4_saradc_div.hw
@@ -3102,9 +2664,8 @@ static struct clk_regmap s4_saradc_gate = {
* corresponding clock sources are not described in the clock tree and internal clock
* for debug, so they are skipped.
*/
-static u32 s4_gen_clk_mux_table[] = { 0, 4, 5, 7, 19, 21, 22,
- 23, 24, 25, 26, 27, 28 };
-static const struct clk_parent_data s4_gen_clk_parent_data[] = {
+static u32 s4_gen_clk_parents_val_table[] = { 0, 4, 5, 7, 19, 21, 22, 23, 24, 25, 26, 27, 28 };
+static const struct clk_parent_data s4_gen_clk_parents[] = {
{ .fw_name = "xtal", },
{ .hw = &s4_vid_pll.hw },
{ .fw_name = "gp0_pll", },
@@ -3125,13 +2686,13 @@ static struct clk_regmap s4_gen_clk_sel = {
.offset = CLKCTRL_GEN_CLK_CTRL,
.mask = 0x1f,
.shift = 12,
- .table = s4_gen_clk_mux_table,
+ .table = s4_gen_clk_parents_val_table,
},
.hw.init = &(struct clk_init_data){
.name = "gen_clk_sel",
.ops = &clk_regmap_mux_ops,
- .parent_data = s4_gen_clk_parent_data,
- .num_parents = ARRAY_SIZE(s4_gen_clk_parent_data),
+ .parent_data = s4_gen_clk_parents,
+ .num_parents = ARRAY_SIZE(s4_gen_clk_parents),
/*
* Because the GEN clock can be connected to an external pad
* and may be set up directly from the device tree. Don't
@@ -3174,61 +2735,75 @@ static struct clk_regmap s4_gen_clk = {
},
};
-#define MESON_GATE(_name, _reg, _bit) \
- MESON_PCLK(_name, _reg, _bit, &s4_sys_clk.hw)
-
-static MESON_GATE(s4_ddr, CLKCTRL_SYS_CLK_EN0_REG0, 0);
-static MESON_GATE(s4_dos, CLKCTRL_SYS_CLK_EN0_REG0, 1);
-static MESON_GATE(s4_ethphy, CLKCTRL_SYS_CLK_EN0_REG0, 4);
-static MESON_GATE(s4_mali, CLKCTRL_SYS_CLK_EN0_REG0, 6);
-static MESON_GATE(s4_aocpu, CLKCTRL_SYS_CLK_EN0_REG0, 13);
-static MESON_GATE(s4_aucpu, CLKCTRL_SYS_CLK_EN0_REG0, 14);
-static MESON_GATE(s4_cec, CLKCTRL_SYS_CLK_EN0_REG0, 16);
-static MESON_GATE(s4_sdemmca, CLKCTRL_SYS_CLK_EN0_REG0, 24);
-static MESON_GATE(s4_sdemmcb, CLKCTRL_SYS_CLK_EN0_REG0, 25);
-static MESON_GATE(s4_nand, CLKCTRL_SYS_CLK_EN0_REG0, 26);
-static MESON_GATE(s4_smartcard, CLKCTRL_SYS_CLK_EN0_REG0, 27);
-static MESON_GATE(s4_acodec, CLKCTRL_SYS_CLK_EN0_REG0, 28);
-static MESON_GATE(s4_spifc, CLKCTRL_SYS_CLK_EN0_REG0, 29);
-static MESON_GATE(s4_msr_clk, CLKCTRL_SYS_CLK_EN0_REG0, 30);
-static MESON_GATE(s4_ir_ctrl, CLKCTRL_SYS_CLK_EN0_REG0, 31);
-static MESON_GATE(s4_audio, CLKCTRL_SYS_CLK_EN0_REG1, 0);
-static MESON_GATE(s4_eth, CLKCTRL_SYS_CLK_EN0_REG1, 3);
-static MESON_GATE(s4_uart_a, CLKCTRL_SYS_CLK_EN0_REG1, 5);
-static MESON_GATE(s4_uart_b, CLKCTRL_SYS_CLK_EN0_REG1, 6);
-static MESON_GATE(s4_uart_c, CLKCTRL_SYS_CLK_EN0_REG1, 7);
-static MESON_GATE(s4_uart_d, CLKCTRL_SYS_CLK_EN0_REG1, 8);
-static MESON_GATE(s4_uart_e, CLKCTRL_SYS_CLK_EN0_REG1, 9);
-static MESON_GATE(s4_aififo, CLKCTRL_SYS_CLK_EN0_REG1, 11);
-static MESON_GATE(s4_ts_ddr, CLKCTRL_SYS_CLK_EN0_REG1, 15);
-static MESON_GATE(s4_ts_pll, CLKCTRL_SYS_CLK_EN0_REG1, 16);
-static MESON_GATE(s4_g2d, CLKCTRL_SYS_CLK_EN0_REG1, 20);
-static MESON_GATE(s4_spicc0, CLKCTRL_SYS_CLK_EN0_REG1, 21);
-static MESON_GATE(s4_usb, CLKCTRL_SYS_CLK_EN0_REG1, 26);
-static MESON_GATE(s4_i2c_m_a, CLKCTRL_SYS_CLK_EN0_REG1, 30);
-static MESON_GATE(s4_i2c_m_b, CLKCTRL_SYS_CLK_EN0_REG1, 31);
-static MESON_GATE(s4_i2c_m_c, CLKCTRL_SYS_CLK_EN0_REG2, 0);
-static MESON_GATE(s4_i2c_m_d, CLKCTRL_SYS_CLK_EN0_REG2, 1);
-static MESON_GATE(s4_i2c_m_e, CLKCTRL_SYS_CLK_EN0_REG2, 2);
-static MESON_GATE(s4_hdmitx_apb, CLKCTRL_SYS_CLK_EN0_REG2, 4);
-static MESON_GATE(s4_i2c_s_a, CLKCTRL_SYS_CLK_EN0_REG2, 5);
-static MESON_GATE(s4_usb1_to_ddr, CLKCTRL_SYS_CLK_EN0_REG2, 8);
-static MESON_GATE(s4_hdcp22, CLKCTRL_SYS_CLK_EN0_REG2, 10);
-static MESON_GATE(s4_mmc_apb, CLKCTRL_SYS_CLK_EN0_REG2, 11);
-static MESON_GATE(s4_rsa, CLKCTRL_SYS_CLK_EN0_REG2, 18);
-static MESON_GATE(s4_cpu_debug, CLKCTRL_SYS_CLK_EN0_REG2, 19);
-static MESON_GATE(s4_vpu_intr, CLKCTRL_SYS_CLK_EN0_REG2, 25);
-static MESON_GATE(s4_demod, CLKCTRL_SYS_CLK_EN0_REG2, 27);
-static MESON_GATE(s4_sar_adc, CLKCTRL_SYS_CLK_EN0_REG2, 28);
-static MESON_GATE(s4_gic, CLKCTRL_SYS_CLK_EN0_REG2, 30);
-static MESON_GATE(s4_pwm_ab, CLKCTRL_SYS_CLK_EN0_REG3, 7);
-static MESON_GATE(s4_pwm_cd, CLKCTRL_SYS_CLK_EN0_REG3, 8);
-static MESON_GATE(s4_pwm_ef, CLKCTRL_SYS_CLK_EN0_REG3, 9);
-static MESON_GATE(s4_pwm_gh, CLKCTRL_SYS_CLK_EN0_REG3, 10);
-static MESON_GATE(s4_pwm_ij, CLKCTRL_SYS_CLK_EN0_REG3, 11);
+static const struct clk_parent_data s4_pclk_parents = { .hw = &s4_sys_clk.hw };
+
+#define S4_PCLK(_name, _reg, _bit, _flags) \
+ MESON_PCLK(_name, _reg, _bit, &s4_pclk_parents, _flags)
+
+/*
+ * NOTE: The gates below are marked with CLK_IGNORE_UNUSED for historic reasons
+ * Users are encouraged to test without it and submit changes to:
+ * - remove the flag if not necessary
+ * - replace the flag with something more adequate, such as CLK_IS_CRITICAL,
+ * if appropriate.
+ * - add a comment explaining why the use of CLK_IGNORE_UNUSED is desirable
+ * for a particular clock.
+ */
+static S4_PCLK(s4_ddr, CLKCTRL_SYS_CLK_EN0_REG0, 0, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_dos, CLKCTRL_SYS_CLK_EN0_REG0, 1, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_ethphy, CLKCTRL_SYS_CLK_EN0_REG0, 4, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_mali, CLKCTRL_SYS_CLK_EN0_REG0, 6, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_aocpu, CLKCTRL_SYS_CLK_EN0_REG0, 13, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_aucpu, CLKCTRL_SYS_CLK_EN0_REG0, 14, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_cec, CLKCTRL_SYS_CLK_EN0_REG0, 16, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_sdemmca, CLKCTRL_SYS_CLK_EN0_REG0, 24, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_sdemmcb, CLKCTRL_SYS_CLK_EN0_REG0, 25, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_nand, CLKCTRL_SYS_CLK_EN0_REG0, 26, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_smartcard, CLKCTRL_SYS_CLK_EN0_REG0, 27, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_acodec, CLKCTRL_SYS_CLK_EN0_REG0, 28, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_spifc, CLKCTRL_SYS_CLK_EN0_REG0, 29, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_msr_clk, CLKCTRL_SYS_CLK_EN0_REG0, 30, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_ir_ctrl, CLKCTRL_SYS_CLK_EN0_REG0, 31, CLK_IGNORE_UNUSED);
+
+static S4_PCLK(s4_audio, CLKCTRL_SYS_CLK_EN0_REG1, 0, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_eth, CLKCTRL_SYS_CLK_EN0_REG1, 3, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_uart_a, CLKCTRL_SYS_CLK_EN0_REG1, 5, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_uart_b, CLKCTRL_SYS_CLK_EN0_REG1, 6, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_uart_c, CLKCTRL_SYS_CLK_EN0_REG1, 7, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_uart_d, CLKCTRL_SYS_CLK_EN0_REG1, 8, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_uart_e, CLKCTRL_SYS_CLK_EN0_REG1, 9, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_aififo, CLKCTRL_SYS_CLK_EN0_REG1, 11, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_ts_ddr, CLKCTRL_SYS_CLK_EN0_REG1, 15, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_ts_pll, CLKCTRL_SYS_CLK_EN0_REG1, 16, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_g2d, CLKCTRL_SYS_CLK_EN0_REG1, 20, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_spicc0, CLKCTRL_SYS_CLK_EN0_REG1, 21, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_usb, CLKCTRL_SYS_CLK_EN0_REG1, 26, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_i2c_m_a, CLKCTRL_SYS_CLK_EN0_REG1, 30, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_i2c_m_b, CLKCTRL_SYS_CLK_EN0_REG1, 31, CLK_IGNORE_UNUSED);
+
+static S4_PCLK(s4_i2c_m_c, CLKCTRL_SYS_CLK_EN0_REG2, 0, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_i2c_m_d, CLKCTRL_SYS_CLK_EN0_REG2, 1, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_i2c_m_e, CLKCTRL_SYS_CLK_EN0_REG2, 2, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_hdmitx_apb, CLKCTRL_SYS_CLK_EN0_REG2, 4, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_i2c_s_a, CLKCTRL_SYS_CLK_EN0_REG2, 5, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_usb1_to_ddr, CLKCTRL_SYS_CLK_EN0_REG2, 8, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_hdcp22, CLKCTRL_SYS_CLK_EN0_REG2, 10, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_mmc_apb, CLKCTRL_SYS_CLK_EN0_REG2, 11, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_rsa, CLKCTRL_SYS_CLK_EN0_REG2, 18, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_cpu_debug, CLKCTRL_SYS_CLK_EN0_REG2, 19, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_vpu_intr, CLKCTRL_SYS_CLK_EN0_REG2, 25, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_demod, CLKCTRL_SYS_CLK_EN0_REG2, 27, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_sar_adc, CLKCTRL_SYS_CLK_EN0_REG2, 28, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_gic, CLKCTRL_SYS_CLK_EN0_REG2, 30, CLK_IGNORE_UNUSED);
+
+static S4_PCLK(s4_pwm_ab, CLKCTRL_SYS_CLK_EN0_REG3, 7, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_pwm_cd, CLKCTRL_SYS_CLK_EN0_REG3, 8, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_pwm_ef, CLKCTRL_SYS_CLK_EN0_REG3, 9, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_pwm_gh, CLKCTRL_SYS_CLK_EN0_REG3, 10, CLK_IGNORE_UNUSED);
+static S4_PCLK(s4_pwm_ij, CLKCTRL_SYS_CLK_EN0_REG3, 11, CLK_IGNORE_UNUSED);
/* Array of all clocks provided by this provider */
-static struct clk_hw *s4_periphs_hw_clks[] = {
+static struct clk_hw *s4_peripherals_hw_clks[] = {
[CLKID_RTC_32K_CLKIN] = &s4_rtc_32k_by_oscin_clkin.hw,
[CLKID_RTC_32K_DIV] = &s4_rtc_32k_by_oscin_div.hw,
[CLKID_RTC_32K_SEL] = &s4_rtc_32k_by_oscin_sel.hw,
@@ -3251,12 +2826,12 @@ static struct clk_hw *s4_periphs_hw_clks[] = {
[CLKID_CECB_32K_SEL_PRE] = &s4_cecb_32k_sel_pre.hw,
[CLKID_CECB_32K_SEL] = &s4_cecb_32k_sel.hw,
[CLKID_CECB_32K_CLKOUT] = &s4_cecb_32k_clkout.hw,
- [CLKID_SC_CLK_SEL] = &s4_sc_clk_mux.hw,
+ [CLKID_SC_CLK_SEL] = &s4_sc_clk_sel.hw,
[CLKID_SC_CLK_DIV] = &s4_sc_clk_div.hw,
- [CLKID_SC] = &s4_sc_clk_gate.hw,
- [CLKID_12_24M] = &s4_12_24M_clk_gate.hw,
- [CLKID_12M_CLK_DIV] = &s4_12M_clk_div.hw,
- [CLKID_12_24M_CLK_SEL] = &s4_12_24M_clk.hw,
+ [CLKID_SC] = &s4_sc_clk.hw,
+ [CLKID_12_24M] = &s4_12_24M.hw,
+ [CLKID_12M_CLK_DIV] = &s4_12M_div.hw,
+ [CLKID_12_24M_CLK_SEL] = &s4_12_24M_sel.hw,
[CLKID_VID_PLL_DIV] = &s4_vid_pll_div.hw,
[CLKID_VID_PLL_SEL] = &s4_vid_pll_sel.hw,
[CLKID_VID_PLL] = &s4_vid_pll.hw,
@@ -3298,28 +2873,28 @@ static struct clk_hw *s4_periphs_hw_clks[] = {
[CLKID_HDMI_DIV] = &s4_hdmi_div.hw,
[CLKID_HDMI] = &s4_hdmi.hw,
[CLKID_TS_CLK_DIV] = &s4_ts_clk_div.hw,
- [CLKID_TS] = &s4_ts_clk_gate.hw,
+ [CLKID_TS] = &s4_ts_clk.hw,
[CLKID_MALI_0_SEL] = &s4_mali_0_sel.hw,
[CLKID_MALI_0_DIV] = &s4_mali_0_div.hw,
[CLKID_MALI_0] = &s4_mali_0.hw,
[CLKID_MALI_1_SEL] = &s4_mali_1_sel.hw,
[CLKID_MALI_1_DIV] = &s4_mali_1_div.hw,
[CLKID_MALI_1] = &s4_mali_1.hw,
- [CLKID_MALI_SEL] = &s4_mali_mux.hw,
- [CLKID_VDEC_P0_SEL] = &s4_vdec_p0_mux.hw,
+ [CLKID_MALI_SEL] = &s4_mali_sel.hw,
+ [CLKID_VDEC_P0_SEL] = &s4_vdec_p0_sel.hw,
[CLKID_VDEC_P0_DIV] = &s4_vdec_p0_div.hw,
[CLKID_VDEC_P0] = &s4_vdec_p0.hw,
- [CLKID_VDEC_P1_SEL] = &s4_vdec_p1_mux.hw,
+ [CLKID_VDEC_P1_SEL] = &s4_vdec_p1_sel.hw,
[CLKID_VDEC_P1_DIV] = &s4_vdec_p1_div.hw,
[CLKID_VDEC_P1] = &s4_vdec_p1.hw,
- [CLKID_VDEC_SEL] = &s4_vdec_mux.hw,
- [CLKID_HEVCF_P0_SEL] = &s4_hevcf_p0_mux.hw,
+ [CLKID_VDEC_SEL] = &s4_vdec_sel.hw,
+ [CLKID_HEVCF_P0_SEL] = &s4_hevcf_p0_sel.hw,
[CLKID_HEVCF_P0_DIV] = &s4_hevcf_p0_div.hw,
[CLKID_HEVCF_P0] = &s4_hevcf_p0.hw,
- [CLKID_HEVCF_P1_SEL] = &s4_hevcf_p1_mux.hw,
+ [CLKID_HEVCF_P1_SEL] = &s4_hevcf_p1_sel.hw,
[CLKID_HEVCF_P1_DIV] = &s4_hevcf_p1_div.hw,
[CLKID_HEVCF_P1] = &s4_hevcf_p1.hw,
- [CLKID_HEVCF_SEL] = &s4_hevcf_mux.hw,
+ [CLKID_HEVCF_SEL] = &s4_hevcf_sel.hw,
[CLKID_VPU_0_SEL] = &s4_vpu_0_sel.hw,
[CLKID_VPU_0_DIV] = &s4_vpu_0_div.hw,
[CLKID_VPU_0] = &s4_vpu_0.hw,
@@ -3327,18 +2902,18 @@ static struct clk_hw *s4_periphs_hw_clks[] = {
[CLKID_VPU_1_DIV] = &s4_vpu_1_div.hw,
[CLKID_VPU_1] = &s4_vpu_1.hw,
[CLKID_VPU] = &s4_vpu.hw,
- [CLKID_VPU_CLKB_TMP_SEL] = &s4_vpu_clkb_tmp_mux.hw,
+ [CLKID_VPU_CLKB_TMP_SEL] = &s4_vpu_clkb_tmp_sel.hw,
[CLKID_VPU_CLKB_TMP_DIV] = &s4_vpu_clkb_tmp_div.hw,
[CLKID_VPU_CLKB_TMP] = &s4_vpu_clkb_tmp.hw,
[CLKID_VPU_CLKB_DIV] = &s4_vpu_clkb_div.hw,
[CLKID_VPU_CLKB] = &s4_vpu_clkb.hw,
- [CLKID_VPU_CLKC_P0_SEL] = &s4_vpu_clkc_p0_mux.hw,
+ [CLKID_VPU_CLKC_P0_SEL] = &s4_vpu_clkc_p0_sel.hw,
[CLKID_VPU_CLKC_P0_DIV] = &s4_vpu_clkc_p0_div.hw,
[CLKID_VPU_CLKC_P0] = &s4_vpu_clkc_p0.hw,
- [CLKID_VPU_CLKC_P1_SEL] = &s4_vpu_clkc_p1_mux.hw,
+ [CLKID_VPU_CLKC_P1_SEL] = &s4_vpu_clkc_p1_sel.hw,
[CLKID_VPU_CLKC_P1_DIV] = &s4_vpu_clkc_p1_div.hw,
[CLKID_VPU_CLKC_P1] = &s4_vpu_clkc_p1.hw,
- [CLKID_VPU_CLKC_SEL] = &s4_vpu_clkc_mux.hw,
+ [CLKID_VPU_CLKC_SEL] = &s4_vpu_clkc_sel.hw,
[CLKID_VAPB_0_SEL] = &s4_vapb_0_sel.hw,
[CLKID_VAPB_0_DIV] = &s4_vapb_0_div.hw,
[CLKID_VAPB_0] = &s4_vapb_0.hw,
@@ -3346,10 +2921,10 @@ static struct clk_hw *s4_periphs_hw_clks[] = {
[CLKID_VAPB_1_DIV] = &s4_vapb_1_div.hw,
[CLKID_VAPB_1] = &s4_vapb_1.hw,
[CLKID_VAPB] = &s4_vapb.hw,
- [CLKID_GE2D] = &s4_ge2d_gate.hw,
- [CLKID_VDIN_MEAS_SEL] = &s4_vdin_meas_mux.hw,
+ [CLKID_GE2D] = &s4_ge2d.hw,
+ [CLKID_VDIN_MEAS_SEL] = &s4_vdin_meas_sel.hw,
[CLKID_VDIN_MEAS_DIV] = &s4_vdin_meas_div.hw,
- [CLKID_VDIN_MEAS] = &s4_vdin_meas_gate.hw,
+ [CLKID_VDIN_MEAS] = &s4_vdin_meas.hw,
[CLKID_SD_EMMC_C_CLK_SEL] = &s4_sd_emmc_c_clk0_sel.hw,
[CLKID_SD_EMMC_C_CLK_DIV] = &s4_sd_emmc_c_clk0_div.hw,
[CLKID_SD_EMMC_C] = &s4_sd_emmc_c_clk0.hw,
@@ -3359,42 +2934,42 @@ static struct clk_hw *s4_periphs_hw_clks[] = {
[CLKID_SD_EMMC_B_CLK_SEL] = &s4_sd_emmc_b_clk0_sel.hw,
[CLKID_SD_EMMC_B_CLK_DIV] = &s4_sd_emmc_b_clk0_div.hw,
[CLKID_SD_EMMC_B] = &s4_sd_emmc_b_clk0.hw,
- [CLKID_SPICC0_SEL] = &s4_spicc0_mux.hw,
+ [CLKID_SPICC0_SEL] = &s4_spicc0_sel.hw,
[CLKID_SPICC0_DIV] = &s4_spicc0_div.hw,
- [CLKID_SPICC0_EN] = &s4_spicc0_gate.hw,
- [CLKID_PWM_A_SEL] = &s4_pwm_a_mux.hw,
+ [CLKID_SPICC0_EN] = &s4_spicc0_en.hw,
+ [CLKID_PWM_A_SEL] = &s4_pwm_a_sel.hw,
[CLKID_PWM_A_DIV] = &s4_pwm_a_div.hw,
- [CLKID_PWM_A] = &s4_pwm_a_gate.hw,
- [CLKID_PWM_B_SEL] = &s4_pwm_b_mux.hw,
+ [CLKID_PWM_A] = &s4_pwm_a.hw,
+ [CLKID_PWM_B_SEL] = &s4_pwm_b_sel.hw,
[CLKID_PWM_B_DIV] = &s4_pwm_b_div.hw,
- [CLKID_PWM_B] = &s4_pwm_b_gate.hw,
- [CLKID_PWM_C_SEL] = &s4_pwm_c_mux.hw,
+ [CLKID_PWM_B] = &s4_pwm_b.hw,
+ [CLKID_PWM_C_SEL] = &s4_pwm_c_sel.hw,
[CLKID_PWM_C_DIV] = &s4_pwm_c_div.hw,
- [CLKID_PWM_C] = &s4_pwm_c_gate.hw,
- [CLKID_PWM_D_SEL] = &s4_pwm_d_mux.hw,
+ [CLKID_PWM_C] = &s4_pwm_c.hw,
+ [CLKID_PWM_D_SEL] = &s4_pwm_d_sel.hw,
[CLKID_PWM_D_DIV] = &s4_pwm_d_div.hw,
- [CLKID_PWM_D] = &s4_pwm_d_gate.hw,
- [CLKID_PWM_E_SEL] = &s4_pwm_e_mux.hw,
+ [CLKID_PWM_D] = &s4_pwm_d.hw,
+ [CLKID_PWM_E_SEL] = &s4_pwm_e_sel.hw,
[CLKID_PWM_E_DIV] = &s4_pwm_e_div.hw,
- [CLKID_PWM_E] = &s4_pwm_e_gate.hw,
- [CLKID_PWM_F_SEL] = &s4_pwm_f_mux.hw,
+ [CLKID_PWM_E] = &s4_pwm_e.hw,
+ [CLKID_PWM_F_SEL] = &s4_pwm_f_sel.hw,
[CLKID_PWM_F_DIV] = &s4_pwm_f_div.hw,
- [CLKID_PWM_F] = &s4_pwm_f_gate.hw,
- [CLKID_PWM_G_SEL] = &s4_pwm_g_mux.hw,
+ [CLKID_PWM_F] = &s4_pwm_f.hw,
+ [CLKID_PWM_G_SEL] = &s4_pwm_g_sel.hw,
[CLKID_PWM_G_DIV] = &s4_pwm_g_div.hw,
- [CLKID_PWM_G] = &s4_pwm_g_gate.hw,
- [CLKID_PWM_H_SEL] = &s4_pwm_h_mux.hw,
+ [CLKID_PWM_G] = &s4_pwm_g.hw,
+ [CLKID_PWM_H_SEL] = &s4_pwm_h_sel.hw,
[CLKID_PWM_H_DIV] = &s4_pwm_h_div.hw,
- [CLKID_PWM_H] = &s4_pwm_h_gate.hw,
- [CLKID_PWM_I_SEL] = &s4_pwm_i_mux.hw,
+ [CLKID_PWM_H] = &s4_pwm_h.hw,
+ [CLKID_PWM_I_SEL] = &s4_pwm_i_sel.hw,
[CLKID_PWM_I_DIV] = &s4_pwm_i_div.hw,
- [CLKID_PWM_I] = &s4_pwm_i_gate.hw,
- [CLKID_PWM_J_SEL] = &s4_pwm_j_mux.hw,
+ [CLKID_PWM_I] = &s4_pwm_i.hw,
+ [CLKID_PWM_J_SEL] = &s4_pwm_j_sel.hw,
[CLKID_PWM_J_DIV] = &s4_pwm_j_div.hw,
- [CLKID_PWM_J] = &s4_pwm_j_gate.hw,
- [CLKID_SARADC_SEL] = &s4_saradc_mux.hw,
+ [CLKID_PWM_J] = &s4_pwm_j.hw,
+ [CLKID_SARADC_SEL] = &s4_saradc_sel.hw,
[CLKID_SARADC_DIV] = &s4_saradc_div.hw,
- [CLKID_SARADC] = &s4_saradc_gate.hw,
+ [CLKID_SARADC] = &s4_saradc.hw,
[CLKID_GEN_SEL] = &s4_gen_clk_sel.hw,
[CLKID_GEN_DIV] = &s4_gen_clk_div.hw,
[CLKID_GEN] = &s4_gen_clk.hw,
@@ -3447,73 +3022,38 @@ static struct clk_hw *s4_periphs_hw_clks[] = {
[CLKID_PWM_EF] = &s4_pwm_ef.hw,
[CLKID_PWM_GH] = &s4_pwm_gh.hw,
[CLKID_PWM_IJ] = &s4_pwm_ij.hw,
- [CLKID_HDCP22_ESMCLK_SEL] = &s4_hdcp22_esmclk_mux.hw,
+ [CLKID_HDCP22_ESMCLK_SEL] = &s4_hdcp22_esmclk_sel.hw,
[CLKID_HDCP22_ESMCLK_DIV] = &s4_hdcp22_esmclk_div.hw,
- [CLKID_HDCP22_ESMCLK] = &s4_hdcp22_esmclk_gate.hw,
- [CLKID_HDCP22_SKPCLK_SEL] = &s4_hdcp22_skpclk_mux.hw,
+ [CLKID_HDCP22_ESMCLK] = &s4_hdcp22_esmclk.hw,
+ [CLKID_HDCP22_SKPCLK_SEL] = &s4_hdcp22_skpclk_sel.hw,
[CLKID_HDCP22_SKPCLK_DIV] = &s4_hdcp22_skpclk_div.hw,
- [CLKID_HDCP22_SKPCLK] = &s4_hdcp22_skpclk_gate.hw,
-};
-
-static const struct regmap_config clkc_regmap_config = {
- .reg_bits = 32,
- .val_bits = 32,
- .reg_stride = 4,
- .max_register = CLKCTRL_DEMOD_CLK_CTRL,
+ [CLKID_HDCP22_SKPCLK] = &s4_hdcp22_skpclk.hw,
};
-static struct meson_clk_hw_data s4_periphs_clks = {
- .hws = s4_periphs_hw_clks,
- .num = ARRAY_SIZE(s4_periphs_hw_clks),
+static const struct meson_clkc_data s4_peripherals_clkc_data = {
+ .hw_clks = {
+ .hws = s4_peripherals_hw_clks,
+ .num = ARRAY_SIZE(s4_peripherals_hw_clks),
+ },
};
-static int meson_s4_periphs_probe(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- struct regmap *regmap;
- void __iomem *base;
- int ret, i;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return dev_err_probe(dev, PTR_ERR(base),
- "can't ioremap resource\n");
-
- regmap = devm_regmap_init_mmio(dev, base, &clkc_regmap_config);
- if (IS_ERR(regmap))
- return dev_err_probe(dev, PTR_ERR(regmap),
- "can't init regmap mmio region\n");
-
- for (i = 0; i < s4_periphs_clks.num; i++) {
- /* array might be sparse */
- if (!s4_periphs_clks.hws[i])
- continue;
-
- ret = devm_clk_hw_register(dev, s4_periphs_clks.hws[i]);
- if (ret)
- return dev_err_probe(dev, ret,
- "clock[%d] registration failed\n", i);
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get, &s4_periphs_clks);
-}
-
-static const struct of_device_id clkc_match_table[] = {
+static const struct of_device_id s4_peripherals_clkc_match_table[] = {
{
.compatible = "amlogic,s4-peripherals-clkc",
+ .data = &s4_peripherals_clkc_data,
},
{}
};
-MODULE_DEVICE_TABLE(of, clkc_match_table);
+MODULE_DEVICE_TABLE(of, s4_peripherals_clkc_match_table);
-static struct platform_driver s4_driver = {
- .probe = meson_s4_periphs_probe,
+static struct platform_driver s4_peripherals_clkc_driver = {
+ .probe = meson_clkc_mmio_probe,
.driver = {
- .name = "s4-periphs-clkc",
- .of_match_table = clkc_match_table,
+ .name = "s4-peripherals-clkc",
+ .of_match_table = s4_peripherals_clkc_match_table,
},
};
-module_platform_driver(s4_driver);
+module_platform_driver(s4_peripherals_clkc_driver);
MODULE_DESCRIPTION("Amlogic S4 Peripherals Clock Controller driver");
MODULE_AUTHOR("Yu Tu <yu.tu@amlogic.com>");
diff --git a/drivers/clk/meson/s4-pll.c b/drivers/clk/meson/s4-pll.c
index 3d689d2f003e..56ce6f566e53 100644
--- a/drivers/clk/meson/s4-pll.c
+++ b/drivers/clk/meson/s4-pll.c
@@ -281,7 +281,7 @@ static const struct pll_mult_range s4_gp0_pll_mult_range = {
/*
* Internal gp0 pll emulation configuration parameters
*/
-static const struct reg_sequence s4_gp0_init_regs[] = {
+static const struct reg_sequence s4_gp0_pll_init_regs[] = {
{ .reg = ANACTRL_GP0PLL_CTRL1, .def = 0x00000000 },
{ .reg = ANACTRL_GP0PLL_CTRL2, .def = 0x00000000 },
{ .reg = ANACTRL_GP0PLL_CTRL3, .def = 0x48681c00 },
@@ -318,8 +318,8 @@ static struct clk_regmap s4_gp0_pll_dco = {
.width = 1,
},
.range = &s4_gp0_pll_mult_range,
- .init_regs = s4_gp0_init_regs,
- .init_count = ARRAY_SIZE(s4_gp0_init_regs),
+ .init_regs = s4_gp0_pll_init_regs,
+ .init_count = ARRAY_SIZE(s4_gp0_pll_init_regs),
},
.hw.init = &(struct clk_init_data){
.name = "gp0_pll_dco",
@@ -353,7 +353,7 @@ static struct clk_regmap s4_gp0_pll = {
/*
* Internal hifi pll emulation configuration parameters
*/
-static const struct reg_sequence s4_hifi_init_regs[] = {
+static const struct reg_sequence s4_hifi_pll_init_regs[] = {
{ .reg = ANACTRL_HIFIPLL_CTRL2, .def = 0x00000000 },
{ .reg = ANACTRL_HIFIPLL_CTRL3, .def = 0x6a285c00 },
{ .reg = ANACTRL_HIFIPLL_CTRL4, .def = 0x65771290 },
@@ -394,8 +394,8 @@ static struct clk_regmap s4_hifi_pll_dco = {
.width = 1,
},
.range = &s4_gp0_pll_mult_range,
- .init_regs = s4_hifi_init_regs,
- .init_count = ARRAY_SIZE(s4_hifi_init_regs),
+ .init_regs = s4_hifi_pll_init_regs,
+ .init_count = ARRAY_SIZE(s4_hifi_pll_init_regs),
.frac_max = 100000,
.flags = CLK_MESON_PLL_ROUND_CLOSEST,
},
@@ -794,76 +794,36 @@ static struct clk_hw *s4_pll_hw_clks[] = {
[CLKID_MPLL3] = &s4_mpll3.hw,
};
-static const struct reg_sequence s4_init_regs[] = {
+static const struct reg_sequence s4_pll_init_regs[] = {
{ .reg = ANACTRL_MPLL_CTRL0, .def = 0x00000543 },
};
-static const struct regmap_config clkc_regmap_config = {
- .reg_bits = 32,
- .val_bits = 32,
- .reg_stride = 4,
- .max_register = ANACTRL_HDMIPLL_CTRL0,
-};
-
-static struct meson_clk_hw_data s4_pll_clks = {
- .hws = s4_pll_hw_clks,
- .num = ARRAY_SIZE(s4_pll_hw_clks),
+static const struct meson_clkc_data s4_pll_clkc_data = {
+ .hw_clks = {
+ .hws = s4_pll_hw_clks,
+ .num = ARRAY_SIZE(s4_pll_hw_clks),
+ },
+ .init_regs = s4_pll_init_regs,
+ .init_count = ARRAY_SIZE(s4_pll_init_regs),
};
-static int meson_s4_pll_probe(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- struct regmap *regmap;
- void __iomem *base;
- int ret, i;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return dev_err_probe(dev, PTR_ERR(base),
- "can't ioremap resource\n");
-
- regmap = devm_regmap_init_mmio(dev, base, &clkc_regmap_config);
- if (IS_ERR(regmap))
- return dev_err_probe(dev, PTR_ERR(regmap),
- "can't init regmap mmio region\n");
-
- ret = regmap_multi_reg_write(regmap, s4_init_regs, ARRAY_SIZE(s4_init_regs));
- if (ret)
- return dev_err_probe(dev, ret,
- "Failed to init registers\n");
-
- /* Register clocks */
- for (i = 0; i < s4_pll_clks.num; i++) {
- /* array might be sparse */
- if (!s4_pll_clks.hws[i])
- continue;
-
- ret = devm_clk_hw_register(dev, s4_pll_clks.hws[i]);
- if (ret)
- return dev_err_probe(dev, ret,
- "clock[%d] registration failed\n", i);
- }
-
- return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get,
- &s4_pll_clks);
-}
-
-static const struct of_device_id clkc_match_table[] = {
+static const struct of_device_id s4_pll_clkc_match_table[] = {
{
.compatible = "amlogic,s4-pll-clkc",
+ .data = &s4_pll_clkc_data,
},
{}
};
-MODULE_DEVICE_TABLE(of, clkc_match_table);
+MODULE_DEVICE_TABLE(of, s4_pll_clkc_match_table);
-static struct platform_driver s4_driver = {
- .probe = meson_s4_pll_probe,
+static struct platform_driver s4_pll_clkc_driver = {
+ .probe = meson_clkc_mmio_probe,
.driver = {
.name = "s4-pll-clkc",
- .of_match_table = clkc_match_table,
+ .of_match_table = s4_pll_clkc_match_table,
},
};
-module_platform_driver(s4_driver);
+module_platform_driver(s4_pll_clkc_driver);
MODULE_DESCRIPTION("Amlogic S4 PLL Clock Controller driver");
MODULE_AUTHOR("Yu Tu <yu.tu@amlogic.com>");
diff --git a/drivers/clk/microchip/Kconfig b/drivers/clk/microchip/Kconfig
index 0724ce65898f..1b9e43eb5497 100644
--- a/drivers/clk/microchip/Kconfig
+++ b/drivers/clk/microchip/Kconfig
@@ -7,6 +7,8 @@ config MCHP_CLK_MPFS
bool "Clk driver for PolarFire SoC"
depends on ARCH_MICROCHIP_POLARFIRE || COMPILE_TEST
default ARCH_MICROCHIP_POLARFIRE
+ depends on MFD_SYSCON
select AUXILIARY_BUS
+ select REGMAP_MMIO
help
Supports Clock Configuration for PolarFire SoC
diff --git a/drivers/clk/microchip/clk-core.c b/drivers/clk/microchip/clk-core.c
index 6fbc6dc50ca3..b34348d491f3 100644
--- a/drivers/clk/microchip/clk-core.c
+++ b/drivers/clk/microchip/clk-core.c
@@ -155,11 +155,13 @@ static unsigned long pbclk_recalc_rate(struct clk_hw *hw,
return parent_rate / pbclk_read_pbdiv(pb);
}
-static long pbclk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int pbclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return calc_best_divided_rate(rate, *parent_rate,
- PB_DIV_MAX, PB_DIV_MIN);
+ req->rate = calc_best_divided_rate(req->rate, req->best_parent_rate,
+ PB_DIV_MAX, PB_DIV_MIN);
+
+ return 0;
}
static int pbclk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -207,7 +209,7 @@ const struct clk_ops pic32_pbclk_ops = {
.disable = pbclk_disable,
.is_enabled = pbclk_is_enabled,
.recalc_rate = pbclk_recalc_rate,
- .round_rate = pbclk_round_rate,
+ .determine_rate = pbclk_determine_rate,
.set_rate = pbclk_set_rate,
};
@@ -372,18 +374,6 @@ static unsigned long roclk_recalc_rate(struct clk_hw *hw,
return roclk_calc_rate(parent_rate, rodiv, rotrim);
}
-static long roclk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
-{
- u32 rotrim, rodiv;
-
- /* calculate dividers for new rate */
- roclk_calc_div_trim(rate, *parent_rate, &rodiv, &rotrim);
-
- /* caclulate new rate (rounding) based on new rodiv & rotrim */
- return roclk_calc_rate(*parent_rate, rodiv, rotrim);
-}
-
static int roclk_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
@@ -394,6 +384,8 @@ static int roclk_determine_rate(struct clk_hw *hw,
/* find a parent which can generate nearest clkrate >= rate */
for (i = 0; i < clk_hw_get_num_parents(hw); i++) {
+ u32 rotrim, rodiv;
+
/* get parent */
parent_clk = clk_hw_get_parent_by_index(hw, i);
if (!parent_clk)
@@ -404,7 +396,12 @@ static int roclk_determine_rate(struct clk_hw *hw,
if (req->rate > parent_rate)
continue;
- nearest_rate = roclk_round_rate(hw, req->rate, &parent_rate);
+ /* calculate dividers for new rate */
+ roclk_calc_div_trim(req->rate, req->best_parent_rate, &rodiv, &rotrim);
+
+ /* caclulate new rate (rounding) based on new rodiv & rotrim */
+ nearest_rate = roclk_calc_rate(req->best_parent_rate, rodiv, rotrim);
+
delta = abs(nearest_rate - req->rate);
if ((nearest_rate >= req->rate) && (delta < best_delta)) {
best_parent_clk = parent_clk;
@@ -665,12 +662,15 @@ static unsigned long spll_clk_recalc_rate(struct clk_hw *hw,
return rate64;
}
-static long spll_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int spll_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct pic32_sys_pll *pll = clkhw_to_spll(hw);
- return spll_calc_mult_div(pll, rate, *parent_rate, NULL, NULL);
+ req->rate = spll_calc_mult_div(pll, req->rate, req->best_parent_rate,
+ NULL, NULL);
+
+ return 0;
}
static int spll_clk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -725,7 +725,7 @@ static int spll_clk_set_rate(struct clk_hw *hw, unsigned long rate,
/* SPLL clock operation */
const struct clk_ops pic32_spll_ops = {
.recalc_rate = spll_clk_recalc_rate,
- .round_rate = spll_clk_round_rate,
+ .determine_rate = spll_clk_determine_rate,
.set_rate = spll_clk_set_rate,
};
@@ -780,10 +780,13 @@ static unsigned long sclk_get_rate(struct clk_hw *hw, unsigned long parent_rate)
return parent_rate / div;
}
-static long sclk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int sclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return calc_best_divided_rate(rate, *parent_rate, SLEW_SYSDIV, 1);
+ req->rate = calc_best_divided_rate(req->rate, req->best_parent_rate,
+ SLEW_SYSDIV, 1);
+
+ return 0;
}
static int sclk_set_rate(struct clk_hw *hw,
@@ -909,7 +912,7 @@ static int sclk_init(struct clk_hw *hw)
const struct clk_ops pic32_sclk_ops = {
.get_parent = sclk_get_parent,
.set_parent = sclk_set_parent,
- .round_rate = sclk_round_rate,
+ .determine_rate = sclk_determine_rate,
.set_rate = sclk_set_rate,
.recalc_rate = sclk_get_rate,
.init = sclk_init,
diff --git a/drivers/clk/microchip/clk-mpfs.c b/drivers/clk/microchip/clk-mpfs.c
index c22632a7439c..ee58304913ef 100644
--- a/drivers/clk/microchip/clk-mpfs.c
+++ b/drivers/clk/microchip/clk-mpfs.c
@@ -4,10 +4,13 @@
*
* Copyright (C) 2020-2022 Microchip Technology Inc. All rights reserved.
*/
+#include <linux/cleanup.h>
#include <linux/clk-provider.h>
#include <linux/io.h>
+#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/regmap.h>
#include <dt-bindings/clock/microchip,mpfs-clock.h>
#include <soc/microchip/mpfs.h>
@@ -30,6 +33,14 @@
#define MSSPLL_POSTDIV_WIDTH 0x07u
#define MSSPLL_FIXED_DIV 4u
+static const struct regmap_config mpfs_clk_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .val_format_endian = REGMAP_ENDIAN_LITTLE,
+ .max_register = REG_SUBBLK_RESET_CR,
+};
+
/*
* This clock ID is defined here, rather than the binding headers, as it is an
* internal clock only, and therefore has no consumers in other peripheral
@@ -39,6 +50,7 @@
struct mpfs_clock_data {
struct device *dev;
+ struct regmap *regmap;
void __iomem *base;
void __iomem *msspll_base;
struct clk_hw_onecell_data hw_data;
@@ -67,21 +79,39 @@ struct mpfs_msspll_out_hw_clock {
#define to_mpfs_msspll_out_clk(_hw) container_of(_hw, struct mpfs_msspll_out_hw_clock, hw)
+struct mpfs_cfg_clock {
+ struct regmap *map;
+ const struct clk_div_table *table;
+ u8 map_offset;
+ u8 shift;
+ u8 width;
+ u8 flags;
+};
+
struct mpfs_cfg_hw_clock {
- struct clk_divider cfg;
- struct clk_init_data init;
+ struct clk_hw hw;
+ struct mpfs_cfg_clock cfg;
unsigned int id;
- u32 reg_offset;
+};
+
+#define to_mpfs_cfg_clk(_hw) container_of(_hw, struct mpfs_cfg_hw_clock, hw)
+
+struct mpfs_periph_clock {
+ struct regmap *map;
+ u8 map_offset;
+ u8 shift;
};
struct mpfs_periph_hw_clock {
- struct clk_gate periph;
+ struct clk_hw hw;
+ struct mpfs_periph_clock periph;
unsigned int id;
};
+#define to_mpfs_periph_clk(_hw) container_of(_hw, struct mpfs_periph_hw_clock, hw)
+
/*
- * mpfs_clk_lock prevents anything else from writing to the
- * mpfs clk block while a software locked register is being written.
+ * Protects MSSPLL outputs, since there's two to a register
*/
static DEFINE_SPINLOCK(mpfs_clk_lock);
@@ -219,16 +249,61 @@ static int mpfs_clk_register_msspll_outs(struct device *dev,
/*
* "CFG" clocks
*/
+static unsigned long mpfs_cfg_clk_recalc_rate(struct clk_hw *hw, unsigned long prate)
+{
+ struct mpfs_cfg_hw_clock *cfg_hw = to_mpfs_cfg_clk(hw);
+ struct mpfs_cfg_clock *cfg = &cfg_hw->cfg;
+ u32 val;
-#define CLK_CFG(_id, _name, _parent, _shift, _width, _table, _flags, _offset) { \
- .id = _id, \
- .cfg.shift = _shift, \
- .cfg.width = _width, \
- .cfg.table = _table, \
- .reg_offset = _offset, \
- .cfg.flags = _flags, \
- .cfg.hw.init = CLK_HW_INIT(_name, _parent, &clk_divider_ops, 0), \
- .cfg.lock = &mpfs_clk_lock, \
+ regmap_read(cfg->map, cfg->map_offset, &val);
+ val >>= cfg->shift;
+ val &= clk_div_mask(cfg->width);
+
+ return divider_recalc_rate(hw, prate, val, cfg->table, cfg->flags, cfg->width);
+}
+
+static int mpfs_cfg_clk_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
+{
+ struct mpfs_cfg_hw_clock *cfg_hw = to_mpfs_cfg_clk(hw);
+ struct mpfs_cfg_clock *cfg = &cfg_hw->cfg;
+
+ return divider_determine_rate(hw, req, cfg->table, cfg->width, 0);
+}
+
+static int mpfs_cfg_clk_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long prate)
+{
+ struct mpfs_cfg_hw_clock *cfg_hw = to_mpfs_cfg_clk(hw);
+ struct mpfs_cfg_clock *cfg = &cfg_hw->cfg;
+ int divider_setting;
+ u32 val;
+ u32 mask;
+
+ divider_setting = divider_get_val(rate, prate, cfg->table, cfg->width, 0);
+
+ if (divider_setting < 0)
+ return divider_setting;
+
+ mask = clk_div_mask(cfg->width) << cfg->shift;
+ val = divider_setting << cfg->shift;
+ regmap_update_bits(cfg->map, cfg->map_offset, val, mask);
+
+ return 0;
+}
+
+static const struct clk_ops mpfs_clk_cfg_ops = {
+ .recalc_rate = mpfs_cfg_clk_recalc_rate,
+ .determine_rate = mpfs_cfg_clk_determine_rate,
+ .set_rate = mpfs_cfg_clk_set_rate,
+};
+
+#define CLK_CFG(_id, _name, _parent, _shift, _width, _table, _flags, _offset) { \
+ .id = _id, \
+ .cfg.shift = _shift, \
+ .cfg.width = _width, \
+ .cfg.table = _table, \
+ .cfg.map_offset = _offset, \
+ .cfg.flags = _flags, \
+ .hw.init = CLK_HW_INIT(_name, _parent, &mpfs_clk_cfg_ops, 0), \
}
#define CLK_CPU_OFFSET 0u
@@ -248,10 +323,10 @@ static struct mpfs_cfg_hw_clock mpfs_cfg_clks[] = {
.cfg.shift = 0,
.cfg.width = 12,
.cfg.table = mpfs_div_rtcref_table,
- .reg_offset = REG_RTC_CLOCK_CR,
+ .cfg.map_offset = REG_RTC_CLOCK_CR,
.cfg.flags = CLK_DIVIDER_ONE_BASED,
- .cfg.hw.init =
- CLK_HW_INIT_PARENTS_DATA("clk_rtcref", mpfs_ext_ref, &clk_divider_ops, 0),
+ .hw.init =
+ CLK_HW_INIT_PARENTS_DATA("clk_rtcref", mpfs_ext_ref, &mpfs_clk_cfg_ops, 0),
}
};
@@ -264,14 +339,14 @@ static int mpfs_clk_register_cfgs(struct device *dev, struct mpfs_cfg_hw_clock *
for (i = 0; i < num_clks; i++) {
struct mpfs_cfg_hw_clock *cfg_hw = &cfg_hws[i];
- cfg_hw->cfg.reg = data->base + cfg_hw->reg_offset;
- ret = devm_clk_hw_register(dev, &cfg_hw->cfg.hw);
+ cfg_hw->cfg.map = data->regmap;
+ ret = devm_clk_hw_register(dev, &cfg_hw->hw);
if (ret)
return dev_err_probe(dev, ret, "failed to register clock id: %d\n",
cfg_hw->id);
id = cfg_hw->id;
- data->hw_data.hws[id] = &cfg_hw->cfg.hw;
+ data->hw_data.hws[id] = &cfg_hw->hw;
}
return 0;
@@ -281,15 +356,50 @@ static int mpfs_clk_register_cfgs(struct device *dev, struct mpfs_cfg_hw_clock *
* peripheral clocks - devices connected to axi or ahb buses.
*/
-#define CLK_PERIPH(_id, _name, _parent, _shift, _flags) { \
- .id = _id, \
- .periph.bit_idx = _shift, \
- .periph.hw.init = CLK_HW_INIT_HW(_name, _parent, &clk_gate_ops, \
- _flags), \
- .periph.lock = &mpfs_clk_lock, \
+static int mpfs_periph_clk_enable(struct clk_hw *hw)
+{
+ struct mpfs_periph_hw_clock *periph_hw = to_mpfs_periph_clk(hw);
+ struct mpfs_periph_clock *periph = &periph_hw->periph;
+
+ regmap_update_bits(periph->map, periph->map_offset,
+ BIT(periph->shift), BIT(periph->shift));
+
+ return 0;
}
-#define PARENT_CLK(PARENT) (&mpfs_cfg_clks[CLK_##PARENT##_OFFSET].cfg.hw)
+static void mpfs_periph_clk_disable(struct clk_hw *hw)
+{
+ struct mpfs_periph_hw_clock *periph_hw = to_mpfs_periph_clk(hw);
+ struct mpfs_periph_clock *periph = &periph_hw->periph;
+
+ regmap_update_bits(periph->map, periph->map_offset, BIT(periph->shift), 0);
+}
+
+static int mpfs_periph_clk_is_enabled(struct clk_hw *hw)
+{
+ struct mpfs_periph_hw_clock *periph_hw = to_mpfs_periph_clk(hw);
+ struct mpfs_periph_clock *periph = &periph_hw->periph;
+ u32 val;
+
+ regmap_read(periph->map, periph->map_offset, &val);
+
+ return !!(val & BIT(periph->shift));
+}
+
+static const struct clk_ops mpfs_periph_clk_ops = {
+ .enable = mpfs_periph_clk_enable,
+ .disable = mpfs_periph_clk_disable,
+ .is_enabled = mpfs_periph_clk_is_enabled,
+};
+
+#define CLK_PERIPH(_id, _name, _parent, _shift, _flags) { \
+ .id = _id, \
+ .periph.map_offset = REG_SUBBLK_CLOCK_CR, \
+ .periph.shift = _shift, \
+ .hw.init = CLK_HW_INIT_HW(_name, _parent, &mpfs_periph_clk_ops, _flags), \
+}
+
+#define PARENT_CLK(PARENT) (&mpfs_cfg_clks[CLK_##PARENT##_OFFSET].hw)
/*
* Critical clocks:
@@ -346,19 +456,55 @@ static int mpfs_clk_register_periphs(struct device *dev, struct mpfs_periph_hw_c
for (i = 0; i < num_clks; i++) {
struct mpfs_periph_hw_clock *periph_hw = &periph_hws[i];
- periph_hw->periph.reg = data->base + REG_SUBBLK_CLOCK_CR;
- ret = devm_clk_hw_register(dev, &periph_hw->periph.hw);
+ periph_hw->periph.map = data->regmap;
+ ret = devm_clk_hw_register(dev, &periph_hw->hw);
if (ret)
return dev_err_probe(dev, ret, "failed to register clock id: %d\n",
periph_hw->id);
id = periph_hws[i].id;
- data->hw_data.hws[id] = &periph_hw->periph.hw;
+ data->hw_data.hws[id] = &periph_hw->hw;
}
return 0;
}
+static inline int mpfs_clk_syscon_probe(struct mpfs_clock_data *clk_data,
+ struct platform_device *pdev)
+{
+ clk_data->regmap = syscon_regmap_lookup_by_compatible("microchip,mpfs-mss-top-sysreg");
+ if (IS_ERR(clk_data->regmap))
+ return PTR_ERR(clk_data->regmap);
+
+ clk_data->msspll_base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(clk_data->msspll_base))
+ return PTR_ERR(clk_data->msspll_base);
+
+ return 0;
+}
+
+static inline int mpfs_clk_old_format_probe(struct mpfs_clock_data *clk_data,
+ struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+
+ dev_warn(&pdev->dev, "falling back to old devicetree format");
+
+ clk_data->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(clk_data->base))
+ return PTR_ERR(clk_data->base);
+
+ clk_data->msspll_base = devm_platform_ioremap_resource(pdev, 1);
+ if (IS_ERR(clk_data->msspll_base))
+ return PTR_ERR(clk_data->msspll_base);
+
+ clk_data->regmap = devm_regmap_init_mmio(dev, clk_data->base, &mpfs_clk_regmap_config);
+ if (IS_ERR(clk_data->regmap))
+ return PTR_ERR(clk_data->regmap);
+
+ return mpfs_reset_controller_register(dev, clk_data->regmap);
+}
+
static int mpfs_clk_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -374,13 +520,12 @@ static int mpfs_clk_probe(struct platform_device *pdev)
if (!clk_data)
return -ENOMEM;
- clk_data->base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(clk_data->base))
- return PTR_ERR(clk_data->base);
-
- clk_data->msspll_base = devm_platform_ioremap_resource(pdev, 1);
- if (IS_ERR(clk_data->msspll_base))
- return PTR_ERR(clk_data->msspll_base);
+ ret = mpfs_clk_syscon_probe(clk_data, pdev);
+ if (ret) {
+ ret = mpfs_clk_old_format_probe(clk_data, pdev);
+ if (ret)
+ return ret;
+ }
clk_data->hw_data.num = num_clks;
clk_data->dev = dev;
@@ -406,11 +551,7 @@ static int mpfs_clk_probe(struct platform_device *pdev)
if (ret)
return ret;
- ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, &clk_data->hw_data);
- if (ret)
- return ret;
-
- return mpfs_reset_controller_register(dev, clk_data->base + REG_SUBBLK_RESET_CR);
+ return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, &clk_data->hw_data);
}
static const struct of_device_id mpfs_clk_of_match_table[] = {
diff --git a/drivers/clk/mmp/Kconfig b/drivers/clk/mmp/Kconfig
new file mode 100644
index 000000000000..b0d2fea3cda5
--- /dev/null
+++ b/drivers/clk/mmp/Kconfig
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+config COMMON_CLK_PXA1908
+ bool "Clock driver for Marvell PXA1908"
+ depends on ARCH_MMP || COMPILE_TEST
+ depends on OF
+ default y if ARCH_MMP && ARM64
+ select AUXILIARY_BUS
+ help
+ This driver supports the Marvell PXA1908 SoC clocks.
diff --git a/drivers/clk/mmp/Makefile b/drivers/clk/mmp/Makefile
index 062cd87fa8dd..0a94f2f08563 100644
--- a/drivers/clk/mmp/Makefile
+++ b/drivers/clk/mmp/Makefile
@@ -11,4 +11,7 @@ obj-$(CONFIG_MACH_MMP_DT) += clk-of-pxa168.o clk-of-pxa910.o
obj-$(CONFIG_COMMON_CLK_MMP2) += clk-of-mmp2.o clk-pll.o pwr-island.o
obj-$(CONFIG_COMMON_CLK_MMP2_AUDIO) += clk-audio.o
-obj-$(CONFIG_ARCH_MMP) += clk-of-pxa1928.o clk-pxa1908-apbc.o clk-pxa1908-apbcp.o clk-pxa1908-apmu.o clk-pxa1908-mpmu.o
+obj-$(CONFIG_COMMON_CLK_PXA1908) += clk-pxa1908-apbc.o clk-pxa1908-apbcp.o \
+ clk-pxa1908-mpmu.o clk-pxa1908-apmu.o
+
+obj-$(CONFIG_ARCH_MMP) += clk-of-pxa1928.o
diff --git a/drivers/clk/mmp/clk-audio.c b/drivers/clk/mmp/clk-audio.c
index 88d798d510cd..ed27fc796c94 100644
--- a/drivers/clk/mmp/clk-audio.c
+++ b/drivers/clk/mmp/clk-audio.c
@@ -164,23 +164,23 @@ static unsigned long audio_pll_recalc_rate(struct clk_hw *hw,
return 0;
}
-static long audio_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int audio_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned int prediv;
unsigned int postdiv;
long rounded = 0;
for (prediv = 0; prediv < ARRAY_SIZE(predivs); prediv++) {
- if (predivs[prediv].parent_rate != *parent_rate)
+ if (predivs[prediv].parent_rate != req->best_parent_rate)
continue;
for (postdiv = 0; postdiv < ARRAY_SIZE(postdivs); postdiv++) {
long freq = predivs[prediv].freq_vco;
freq /= postdivs[postdiv].divisor;
- if (freq == rate)
- return rate;
- if (freq < rate)
+ if (freq == req->rate)
+ return 0;
+ if (freq < req->rate)
continue;
if (rounded && freq > rounded)
continue;
@@ -188,7 +188,9 @@ static long audio_pll_round_rate(struct clk_hw *hw, unsigned long rate,
}
}
- return rounded;
+ req->rate = rounded;
+
+ return 0;
}
static int audio_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -228,7 +230,7 @@ static int audio_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops audio_pll_ops = {
.recalc_rate = audio_pll_recalc_rate,
- .round_rate = audio_pll_round_rate,
+ .determine_rate = audio_pll_determine_rate,
.set_rate = audio_pll_set_rate,
};
diff --git a/drivers/clk/mmp/clk-frac.c b/drivers/clk/mmp/clk-frac.c
index 6556f6ada2e8..0b1bb01346f0 100644
--- a/drivers/clk/mmp/clk-frac.c
+++ b/drivers/clk/mmp/clk-frac.c
@@ -21,8 +21,8 @@
#define to_clk_factor(hw) container_of(hw, struct mmp_clk_factor, hw)
-static long clk_factor_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int clk_factor_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct mmp_clk_factor *factor = to_clk_factor(hw);
u64 rate = 0, prev_rate;
@@ -33,19 +33,20 @@ static long clk_factor_round_rate(struct clk_hw *hw, unsigned long drate,
d = &factor->ftbl[i];
prev_rate = rate;
- rate = (u64)(*prate) * d->denominator;
+ rate = (u64)(req->best_parent_rate) * d->denominator;
do_div(rate, d->numerator * factor->masks->factor);
- if (rate > drate)
+ if (rate > req->rate)
break;
}
- if ((i == 0) || (i == factor->ftbl_cnt)) {
- return rate;
- } else {
- if ((drate - prev_rate) > (rate - drate))
- return rate;
- else
- return prev_rate;
- }
+
+ if ((i == 0) || (i == factor->ftbl_cnt))
+ req->rate = rate;
+ else if ((req->rate - prev_rate) > (rate - req->rate))
+ req->rate = rate;
+ else
+ req->rate = prev_rate;
+
+ return 0;
}
static unsigned long clk_factor_recalc_rate(struct clk_hw *hw,
@@ -160,7 +161,7 @@ static int clk_factor_init(struct clk_hw *hw)
static const struct clk_ops clk_factor_ops = {
.recalc_rate = clk_factor_recalc_rate,
- .round_rate = clk_factor_round_rate,
+ .determine_rate = clk_factor_determine_rate,
.set_rate = clk_factor_set_rate,
.init = clk_factor_init,
};
diff --git a/drivers/clk/mmp/clk-pxa1908-apmu.c b/drivers/clk/mmp/clk-pxa1908-apmu.c
index d3a070687fc5..7594a495a009 100644
--- a/drivers/clk/mmp/clk-pxa1908-apmu.c
+++ b/drivers/clk/mmp/clk-pxa1908-apmu.c
@@ -1,4 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
+#include <linux/auxiliary_bus.h>
#include <linux/clk-provider.h>
#include <linux/module.h>
#include <linux/platform_device.h>
@@ -85,6 +86,7 @@ static void pxa1908_axi_periph_clk_init(struct pxa1908_clk_unit *pxa_unit)
static int pxa1908_apmu_probe(struct platform_device *pdev)
{
struct pxa1908_clk_unit *pxa_unit;
+ struct auxiliary_device *adev;
pxa_unit = devm_kzalloc(&pdev->dev, sizeof(*pxa_unit), GFP_KERNEL);
if (!pxa_unit)
@@ -94,6 +96,11 @@ static int pxa1908_apmu_probe(struct platform_device *pdev)
if (IS_ERR(pxa_unit->base))
return PTR_ERR(pxa_unit->base);
+ adev = devm_auxiliary_device_create(&pdev->dev, "power", NULL);
+ if (IS_ERR(adev))
+ return dev_err_probe(&pdev->dev, PTR_ERR(adev),
+ "Failed to register power controller\n");
+
mmp_clk_init(pdev->dev.of_node, &pxa_unit->unit, APMU_NR_CLKS);
pxa1908_axi_periph_clk_init(pxa_unit);
diff --git a/drivers/clk/mstar/clk-msc313-cpupll.c b/drivers/clk/mstar/clk-msc313-cpupll.c
index a93e2dba09d3..3e643be02fe2 100644
--- a/drivers/clk/mstar/clk-msc313-cpupll.c
+++ b/drivers/clk/mstar/clk-msc313-cpupll.c
@@ -140,20 +140,22 @@ static unsigned long msc313_cpupll_recalc_rate(struct clk_hw *hw, unsigned long
parent_rate);
}
-static long msc313_cpupll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int msc313_cpupll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- u32 reg = msc313_cpupll_regforfrequecy(rate, *parent_rate);
- long rounded = msc313_cpupll_frequencyforreg(reg, *parent_rate);
+ u32 reg = msc313_cpupll_regforfrequecy(req->rate, req->best_parent_rate);
+ long rounded = msc313_cpupll_frequencyforreg(reg, req->best_parent_rate);
/*
* This is my poor attempt at making sure the resulting
* rate doesn't overshoot the requested rate.
*/
- for (; rounded >= rate && reg > 0; reg--)
- rounded = msc313_cpupll_frequencyforreg(reg, *parent_rate);
+ for (; rounded >= req->rate && reg > 0; reg--)
+ rounded = msc313_cpupll_frequencyforreg(reg, req->best_parent_rate);
- return rounded;
+ req->rate = rounded;
+
+ return 0;
}
static int msc313_cpupll_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate)
@@ -168,7 +170,7 @@ static int msc313_cpupll_set_rate(struct clk_hw *hw, unsigned long rate, unsigne
static const struct clk_ops msc313_cpupll_ops = {
.recalc_rate = msc313_cpupll_recalc_rate,
- .round_rate = msc313_cpupll_round_rate,
+ .determine_rate = msc313_cpupll_determine_rate,
.set_rate = msc313_cpupll_set_rate,
};
diff --git a/drivers/clk/mvebu/ap-cpu-clk.c b/drivers/clk/mvebu/ap-cpu-clk.c
index 677cc3514849..1e44ace7d951 100644
--- a/drivers/clk/mvebu/ap-cpu-clk.c
+++ b/drivers/clk/mvebu/ap-cpu-clk.c
@@ -210,19 +210,21 @@ static int ap_cpu_clk_set_rate(struct clk_hw *hw, unsigned long rate,
return 0;
}
-static long ap_cpu_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ap_cpu_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- int divider = *parent_rate / rate;
+ int divider = req->best_parent_rate / req->rate;
divider = min(divider, APN806_MAX_DIVIDER);
- return *parent_rate / divider;
+ req->rate = req->best_parent_rate / divider;
+
+ return 0;
}
static const struct clk_ops ap_cpu_clk_ops = {
.recalc_rate = ap_cpu_clk_recalc_rate,
- .round_rate = ap_cpu_clk_round_rate,
+ .determine_rate = ap_cpu_clk_determine_rate,
.set_rate = ap_cpu_clk_set_rate,
};
diff --git a/drivers/clk/mvebu/armada-37xx-periph.c b/drivers/clk/mvebu/armada-37xx-periph.c
index 13906e31bef8..bd0bc8e7b1e7 100644
--- a/drivers/clk/mvebu/armada-37xx-periph.c
+++ b/drivers/clk/mvebu/armada-37xx-periph.c
@@ -454,12 +454,12 @@ static unsigned long clk_pm_cpu_recalc_rate(struct clk_hw *hw,
return DIV_ROUND_UP_ULL((u64)parent_rate, div);
}
-static long clk_pm_cpu_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_pm_cpu_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_pm_cpu *pm_cpu = to_clk_pm_cpu(hw);
struct regmap *base = pm_cpu->nb_pm_base;
- unsigned int div = *parent_rate / rate;
+ unsigned int div = req->best_parent_rate / req->rate;
unsigned int load_level;
/* only available when DVFS is enabled */
if (!armada_3700_pm_dvfs_is_enabled(base))
@@ -474,13 +474,16 @@ static long clk_pm_cpu_round_rate(struct clk_hw *hw, unsigned long rate,
val >>= offset;
val &= ARMADA_37XX_NB_TBG_DIV_MASK;
- if (val == div)
+ if (val == div) {
/*
* We found a load level matching the target
* divider, switch to this load level and
* return.
*/
- return *parent_rate / div;
+ req->rate = req->best_parent_rate / div;
+
+ return 0;
+ }
}
/* We didn't find any valid divider */
@@ -600,7 +603,7 @@ static int clk_pm_cpu_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops clk_pm_cpu_ops = {
.get_parent = clk_pm_cpu_get_parent,
- .round_rate = clk_pm_cpu_round_rate,
+ .determine_rate = clk_pm_cpu_determine_rate,
.set_rate = clk_pm_cpu_set_rate,
.recalc_rate = clk_pm_cpu_recalc_rate,
};
diff --git a/drivers/clk/mvebu/clk-corediv.c b/drivers/clk/mvebu/clk-corediv.c
index 818b175391fa..628032341cbb 100644
--- a/drivers/clk/mvebu/clk-corediv.c
+++ b/drivers/clk/mvebu/clk-corediv.c
@@ -135,19 +135,21 @@ static unsigned long clk_corediv_recalc_rate(struct clk_hw *hwclk,
return parent_rate / div;
}
-static long clk_corediv_round_rate(struct clk_hw *hwclk, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_corediv_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
/* Valid ratio are 1:4, 1:5, 1:6 and 1:8 */
u32 div;
- div = *parent_rate / rate;
+ div = req->best_parent_rate / req->rate;
if (div < 4)
div = 4;
else if (div > 6)
div = 8;
- return *parent_rate / div;
+ req->rate = req->best_parent_rate / div;
+
+ return 0;
}
static int clk_corediv_set_rate(struct clk_hw *hwclk, unsigned long rate,
@@ -199,7 +201,7 @@ static const struct clk_corediv_soc_desc armada370_corediv_soc = {
.disable = clk_corediv_disable,
.is_enabled = clk_corediv_is_enabled,
.recalc_rate = clk_corediv_recalc_rate,
- .round_rate = clk_corediv_round_rate,
+ .determine_rate = clk_corediv_determine_rate,
.set_rate = clk_corediv_set_rate,
},
.ratio_reload = BIT(8),
@@ -215,7 +217,7 @@ static const struct clk_corediv_soc_desc armada380_corediv_soc = {
.disable = clk_corediv_disable,
.is_enabled = clk_corediv_is_enabled,
.recalc_rate = clk_corediv_recalc_rate,
- .round_rate = clk_corediv_round_rate,
+ .determine_rate = clk_corediv_determine_rate,
.set_rate = clk_corediv_set_rate,
},
.ratio_reload = BIT(8),
@@ -228,7 +230,7 @@ static const struct clk_corediv_soc_desc armada375_corediv_soc = {
.ndescs = ARRAY_SIZE(mvebu_corediv_desc),
.ops = {
.recalc_rate = clk_corediv_recalc_rate,
- .round_rate = clk_corediv_round_rate,
+ .determine_rate = clk_corediv_determine_rate,
.set_rate = clk_corediv_set_rate,
},
.ratio_reload = BIT(8),
@@ -240,7 +242,7 @@ static const struct clk_corediv_soc_desc mv98dx3236_corediv_soc = {
.ndescs = ARRAY_SIZE(mv98dx3236_corediv_desc),
.ops = {
.recalc_rate = clk_corediv_recalc_rate,
- .round_rate = clk_corediv_round_rate,
+ .determine_rate = clk_corediv_determine_rate,
.set_rate = clk_corediv_set_rate,
},
.ratio_reload = BIT(10),
diff --git a/drivers/clk/mvebu/clk-cpu.c b/drivers/clk/mvebu/clk-cpu.c
index db2b38c21304..0de7660e73d2 100644
--- a/drivers/clk/mvebu/clk-cpu.c
+++ b/drivers/clk/mvebu/clk-cpu.c
@@ -56,19 +56,21 @@ static unsigned long clk_cpu_recalc_rate(struct clk_hw *hwclk,
return parent_rate / div;
}
-static long clk_cpu_round_rate(struct clk_hw *hwclk, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_cpu_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
/* Valid ratio are 1:1, 1:2 and 1:3 */
u32 div;
- div = *parent_rate / rate;
+ div = req->best_parent_rate / req->rate;
if (div == 0)
div = 1;
else if (div > 3)
div = 3;
- return *parent_rate / div;
+ req->rate = req->best_parent_rate / div;
+
+ return 0;
}
static int clk_cpu_off_set_rate(struct clk_hw *hwclk, unsigned long rate,
@@ -159,7 +161,7 @@ static int clk_cpu_set_rate(struct clk_hw *hwclk, unsigned long rate,
static const struct clk_ops cpu_ops = {
.recalc_rate = clk_cpu_recalc_rate,
- .round_rate = clk_cpu_round_rate,
+ .determine_rate = clk_cpu_determine_rate,
.set_rate = clk_cpu_set_rate,
};
diff --git a/drivers/clk/mvebu/common.c b/drivers/clk/mvebu/common.c
index 785dbede4835..5adbbd91a6db 100644
--- a/drivers/clk/mvebu/common.c
+++ b/drivers/clk/mvebu/common.c
@@ -215,22 +215,26 @@ static struct clk *clk_gating_get_src(
return ERR_PTR(-ENODEV);
}
-static int mvebu_clk_gating_suspend(void)
+static int mvebu_clk_gating_suspend(void *data)
{
ctrl->saved_reg = readl(ctrl->base);
return 0;
}
-static void mvebu_clk_gating_resume(void)
+static void mvebu_clk_gating_resume(void *data)
{
writel(ctrl->saved_reg, ctrl->base);
}
-static struct syscore_ops clk_gate_syscore_ops = {
+static const struct syscore_ops clk_gate_syscore_ops = {
.suspend = mvebu_clk_gating_suspend,
.resume = mvebu_clk_gating_resume,
};
+static struct syscore clk_gate_syscore = {
+ .ops = &clk_gate_syscore_ops,
+};
+
void __init mvebu_clk_gating_setup(struct device_node *np,
const struct clk_gating_soc_desc *desc)
{
@@ -284,7 +288,7 @@ void __init mvebu_clk_gating_setup(struct device_node *np,
of_clk_add_provider(np, clk_gating_get_src, ctrl);
- register_syscore_ops(&clk_gate_syscore_ops);
+ register_syscore(&clk_gate_syscore);
return;
gates_out:
diff --git a/drivers/clk/mvebu/cp110-system-controller.c b/drivers/clk/mvebu/cp110-system-controller.c
index 03c59bf22106..b47c86906046 100644
--- a/drivers/clk/mvebu/cp110-system-controller.c
+++ b/drivers/clk/mvebu/cp110-system-controller.c
@@ -110,6 +110,25 @@ static const char * const gate_base_names[] = {
[CP110_GATE_EIP197] = "eip197"
};
+static unsigned long gate_flags(const u8 bit_idx)
+{
+ switch (bit_idx) {
+ case CP110_GATE_PCIE_X1_0:
+ case CP110_GATE_PCIE_X1_1:
+ case CP110_GATE_PCIE_X4:
+ /*
+ * If a port had an active link at boot time, stopping
+ * the clock creates a failed state from which controller
+ * driver can not recover.
+ * Prevent stopping this clock till after a driver has taken
+ * ownership.
+ */
+ return CLK_IGNORE_UNUSED;
+ default:
+ return 0;
+ }
+};
+
struct cp110_gate_clk {
struct clk_hw hw;
struct regmap *regmap;
@@ -171,6 +190,7 @@ static struct clk_hw *cp110_register_gate(const char *name,
init.ops = &cp110_gate_ops;
init.parent_names = &parent_name;
init.num_parents = 1;
+ init.flags = gate_flags(bit_idx);
gate->regmap = regmap;
gate->bit_idx = bit_idx;
diff --git a/drivers/clk/mvebu/dove-divider.c b/drivers/clk/mvebu/dove-divider.c
index 0a90452ee808..47cc49e4cd99 100644
--- a/drivers/clk/mvebu/dove-divider.c
+++ b/drivers/clk/mvebu/dove-divider.c
@@ -108,23 +108,23 @@ static unsigned long dove_recalc_rate(struct clk_hw *hw, unsigned long parent)
return rate;
}
-static long dove_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent)
+static int dove_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct dove_clk *dc = to_dove_clk(hw);
- unsigned long parent_rate = *parent;
+ unsigned long parent_rate = req->best_parent_rate;
int divider;
- divider = dove_calc_divider(dc, rate, parent_rate, false);
+ divider = dove_calc_divider(dc, req->rate, parent_rate, false);
if (divider < 0)
return divider;
- rate = DIV_ROUND_CLOSEST(parent_rate, divider);
+ req->rate = DIV_ROUND_CLOSEST(parent_rate, divider);
pr_debug("%s(): %s divider=%u parent=%lu rate=%lu\n",
- __func__, dc->name, divider, parent_rate, rate);
+ __func__, dc->name, divider, parent_rate, req->rate);
- return rate;
+ return 0;
}
static int dove_set_clock(struct clk_hw *hw, unsigned long rate,
@@ -154,7 +154,7 @@ static int dove_set_clock(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops dove_divider_ops = {
.set_rate = dove_set_clock,
- .round_rate = dove_round_rate,
+ .determine_rate = dove_determine_rate,
.recalc_rate = dove_recalc_rate,
};
diff --git a/drivers/clk/mxs/clk-div.c b/drivers/clk/mxs/clk-div.c
index 0a78ef380646..8afe1a9c1552 100644
--- a/drivers/clk/mxs/clk-div.c
+++ b/drivers/clk/mxs/clk-div.c
@@ -40,12 +40,12 @@ static unsigned long clk_div_recalc_rate(struct clk_hw *hw,
return div->ops->recalc_rate(&div->divider.hw, parent_rate);
}
-static long clk_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_div *div = to_clk_div(hw);
- return div->ops->round_rate(&div->divider.hw, rate, prate);
+ return div->ops->determine_rate(&div->divider.hw, req);
}
static int clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -63,7 +63,7 @@ static int clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops clk_div_ops = {
.recalc_rate = clk_div_recalc_rate,
- .round_rate = clk_div_round_rate,
+ .determine_rate = clk_div_determine_rate,
.set_rate = clk_div_set_rate,
};
diff --git a/drivers/clk/mxs/clk-frac.c b/drivers/clk/mxs/clk-frac.c
index bba0d840dd76..73f514fb84ff 100644
--- a/drivers/clk/mxs/clk-frac.c
+++ b/drivers/clk/mxs/clk-frac.c
@@ -44,18 +44,18 @@ static unsigned long clk_frac_recalc_rate(struct clk_hw *hw,
return tmp_rate >> frac->width;
}
-static long clk_frac_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_frac_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_frac *frac = to_clk_frac(hw);
- unsigned long parent_rate = *prate;
+ unsigned long parent_rate = req->best_parent_rate;
u32 div;
u64 tmp, tmp_rate, result;
- if (rate > parent_rate)
+ if (req->rate > parent_rate)
return -EINVAL;
- tmp = rate;
+ tmp = req->rate;
tmp <<= frac->width;
do_div(tmp, parent_rate);
div = tmp;
@@ -67,7 +67,9 @@ static long clk_frac_round_rate(struct clk_hw *hw, unsigned long rate,
result = tmp_rate >> frac->width;
if ((result << frac->width) < tmp_rate)
result += 1;
- return result;
+ req->rate = result;
+
+ return 0;
}
static int clk_frac_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -103,7 +105,7 @@ static int clk_frac_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops clk_frac_ops = {
.recalc_rate = clk_frac_recalc_rate,
- .round_rate = clk_frac_round_rate,
+ .determine_rate = clk_frac_determine_rate,
.set_rate = clk_frac_set_rate,
};
diff --git a/drivers/clk/mxs/clk-ref.c b/drivers/clk/mxs/clk-ref.c
index 2297259da89a..a99ee4cd2ece 100644
--- a/drivers/clk/mxs/clk-ref.c
+++ b/drivers/clk/mxs/clk-ref.c
@@ -57,22 +57,24 @@ static unsigned long clk_ref_recalc_rate(struct clk_hw *hw,
return tmp;
}
-static long clk_ref_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_ref_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned long parent_rate = *prate;
+ unsigned long parent_rate = req->best_parent_rate;
u64 tmp = parent_rate;
u8 frac;
- tmp = tmp * 18 + rate / 2;
- do_div(tmp, rate);
+ tmp = tmp * 18 + req->rate / 2;
+ do_div(tmp, req->rate);
frac = clamp(tmp, 18, 35);
tmp = parent_rate;
tmp *= 18;
do_div(tmp, frac);
- return tmp;
+ req->rate = tmp;
+
+ return 0;
}
static int clk_ref_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -104,7 +106,7 @@ static const struct clk_ops clk_ref_ops = {
.enable = clk_ref_enable,
.disable = clk_ref_disable,
.recalc_rate = clk_ref_recalc_rate,
- .round_rate = clk_ref_round_rate,
+ .determine_rate = clk_ref_determine_rate,
.set_rate = clk_ref_set_rate,
};
diff --git a/drivers/clk/nuvoton/clk-ma35d1-divider.c b/drivers/clk/nuvoton/clk-ma35d1-divider.c
index bb8c23d2b895..e39f53d5bf45 100644
--- a/drivers/clk/nuvoton/clk-ma35d1-divider.c
+++ b/drivers/clk/nuvoton/clk-ma35d1-divider.c
@@ -39,12 +39,16 @@ static unsigned long ma35d1_clkdiv_recalc_rate(struct clk_hw *hw, unsigned long
CLK_DIVIDER_ROUND_CLOSEST, dclk->width);
}
-static long ma35d1_clkdiv_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *prate)
+static int ma35d1_clkdiv_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ma35d1_adc_clk_div *dclk = to_ma35d1_adc_clk_div(hw);
- return divider_round_rate(hw, rate, prate, dclk->table,
- dclk->width, CLK_DIVIDER_ROUND_CLOSEST);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ dclk->table, dclk->width,
+ CLK_DIVIDER_ROUND_CLOSEST);
+
+ return 0;
}
static int ma35d1_clkdiv_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate)
@@ -71,7 +75,7 @@ static int ma35d1_clkdiv_set_rate(struct clk_hw *hw, unsigned long rate, unsigne
static const struct clk_ops ma35d1_adc_clkdiv_ops = {
.recalc_rate = ma35d1_clkdiv_recalc_rate,
- .round_rate = ma35d1_clkdiv_round_rate,
+ .determine_rate = ma35d1_clkdiv_determine_rate,
.set_rate = ma35d1_clkdiv_set_rate,
};
diff --git a/drivers/clk/nuvoton/clk-ma35d1-pll.c b/drivers/clk/nuvoton/clk-ma35d1-pll.c
index ff3fb8b87c24..4620acfe47e8 100644
--- a/drivers/clk/nuvoton/clk-ma35d1-pll.c
+++ b/drivers/clk/nuvoton/clk-ma35d1-pll.c
@@ -244,35 +244,43 @@ static unsigned long ma35d1_clk_pll_recalc_rate(struct clk_hw *hw, unsigned long
return 0;
}
-static long ma35d1_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ma35d1_clk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ma35d1_clk_pll *pll = to_ma35d1_clk_pll(hw);
u32 reg_ctl[3] = { 0 };
unsigned long pll_freq;
long ret;
- if (*parent_rate < PLL_FREF_MIN_FREQ || *parent_rate > PLL_FREF_MAX_FREQ)
+ if (req->best_parent_rate < PLL_FREF_MIN_FREQ || req->best_parent_rate > PLL_FREF_MAX_FREQ)
return -EINVAL;
- ret = ma35d1_pll_find_closest(pll, rate, *parent_rate, reg_ctl, &pll_freq);
+ ret = ma35d1_pll_find_closest(pll, req->rate, req->best_parent_rate,
+ reg_ctl, &pll_freq);
if (ret < 0)
return ret;
switch (pll->id) {
case CAPLL:
reg_ctl[0] = readl_relaxed(pll->ctl0_base);
- pll_freq = ma35d1_calc_smic_pll_freq(reg_ctl[0], *parent_rate);
- return pll_freq;
+ pll_freq = ma35d1_calc_smic_pll_freq(reg_ctl[0], req->best_parent_rate);
+ req->rate = pll_freq;
+
+ return 0;
case DDRPLL:
case APLL:
case EPLL:
case VPLL:
reg_ctl[0] = readl_relaxed(pll->ctl0_base);
reg_ctl[1] = readl_relaxed(pll->ctl1_base);
- pll_freq = ma35d1_calc_pll_freq(pll->mode, reg_ctl, *parent_rate);
- return pll_freq;
+ pll_freq = ma35d1_calc_pll_freq(pll->mode, reg_ctl, req->best_parent_rate);
+ req->rate = pll_freq;
+
+ return 0;
}
+
+ req->rate = 0;
+
return 0;
}
@@ -311,12 +319,12 @@ static const struct clk_ops ma35d1_clk_pll_ops = {
.unprepare = ma35d1_clk_pll_unprepare,
.set_rate = ma35d1_clk_pll_set_rate,
.recalc_rate = ma35d1_clk_pll_recalc_rate,
- .round_rate = ma35d1_clk_pll_round_rate,
+ .determine_rate = ma35d1_clk_pll_determine_rate,
};
static const struct clk_ops ma35d1_clk_fixed_pll_ops = {
.recalc_rate = ma35d1_clk_pll_recalc_rate,
- .round_rate = ma35d1_clk_pll_round_rate,
+ .determine_rate = ma35d1_clk_pll_determine_rate,
};
struct clk_hw *ma35d1_reg_clk_pll(struct device *dev, u32 id, u8 u8mode, const char *name,
diff --git a/drivers/clk/nxp/clk-lpc18xx-cgu.c b/drivers/clk/nxp/clk-lpc18xx-cgu.c
index 81efa885069b..b9e204d63a97 100644
--- a/drivers/clk/nxp/clk-lpc18xx-cgu.c
+++ b/drivers/clk/nxp/clk-lpc18xx-cgu.c
@@ -370,23 +370,25 @@ static unsigned long lpc18xx_pll0_recalc_rate(struct clk_hw *hw,
return 0;
}
-static long lpc18xx_pll0_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int lpc18xx_pll0_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned long m;
- if (*prate < rate) {
+ if (req->best_parent_rate < req->rate) {
pr_warn("%s: pll dividers not supported\n", __func__);
return -EINVAL;
}
- m = DIV_ROUND_UP_ULL(*prate, rate * 2);
- if (m <= 0 && m > LPC18XX_PLL0_MSEL_MAX) {
- pr_warn("%s: unable to support rate %lu\n", __func__, rate);
+ m = DIV_ROUND_UP_ULL(req->best_parent_rate, req->rate * 2);
+ if (m == 0 || m > LPC18XX_PLL0_MSEL_MAX) {
+ pr_warn("%s: unable to support rate %lu\n", __func__, req->rate);
return -EINVAL;
}
- return 2 * *prate * m;
+ req->rate = 2 * req->best_parent_rate * m;
+
+ return 0;
}
static int lpc18xx_pll0_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -402,7 +404,7 @@ static int lpc18xx_pll0_set_rate(struct clk_hw *hw, unsigned long rate,
}
m = DIV_ROUND_UP_ULL(parent_rate, rate * 2);
- if (m <= 0 && m > LPC18XX_PLL0_MSEL_MAX) {
+ if (m == 0 || m > LPC18XX_PLL0_MSEL_MAX) {
pr_warn("%s: unable to support rate %lu\n", __func__, rate);
return -EINVAL;
}
@@ -443,7 +445,7 @@ static int lpc18xx_pll0_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops lpc18xx_pll0_ops = {
.recalc_rate = lpc18xx_pll0_recalc_rate,
- .round_rate = lpc18xx_pll0_round_rate,
+ .determine_rate = lpc18xx_pll0_determine_rate,
.set_rate = lpc18xx_pll0_set_rate,
};
diff --git a/drivers/clk/nxp/clk-lpc32xx.c b/drivers/clk/nxp/clk-lpc32xx.c
index e00f270bc6aa..23f980cf6a2b 100644
--- a/drivers/clk/nxp/clk-lpc32xx.c
+++ b/drivers/clk/nxp/clk-lpc32xx.c
@@ -68,7 +68,6 @@ static const struct regmap_config lpc32xx_scb_regmap_config = {
.reg_stride = 4,
.val_format_endian = REGMAP_ENDIAN_LITTLE,
.max_register = 0x114,
- .fast_io = true,
};
static struct regmap *clk_regmap;
@@ -579,17 +578,17 @@ static int clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
return regmap_update_bits(clk_regmap, clk->reg, 0x1FFFF, val);
}
-static long clk_hclk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_hclk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lpc32xx_pll_clk *clk = to_lpc32xx_pll_clk(hw);
- u64 m_i, o = rate, i = *parent_rate, d = (u64)rate << 6;
+ u64 m_i, o = req->rate, i = req->best_parent_rate, d = (u64)req->rate << 6;
u64 m = 0, n = 0, p = 0;
int p_i, n_i;
- pr_debug("%s: %lu/%lu\n", clk_hw_get_name(hw), *parent_rate, rate);
+ pr_debug("%s: %lu/%lu\n", clk_hw_get_name(hw), req->best_parent_rate, req->rate);
- if (rate > 266500000)
+ if (req->rate > 266500000)
return -EINVAL;
/* Have to check all 20 possibilities to find the minimal M */
@@ -614,9 +613,9 @@ static long clk_hclk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
}
}
- if (d == (u64)rate << 6) {
+ if (d == (u64)req->rate << 6) {
pr_err("%s: %lu: no valid PLL parameters are found\n",
- clk_hw_get_name(hw), rate);
+ clk_hw_get_name(hw), req->rate);
return -EINVAL;
}
@@ -634,22 +633,25 @@ static long clk_hclk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
if (!d)
pr_debug("%s: %lu: found exact match: %llu/%llu/%llu\n",
- clk_hw_get_name(hw), rate, m, n, p);
+ clk_hw_get_name(hw), req->rate, m, n, p);
else
pr_debug("%s: %lu: found closest: %llu/%llu/%llu - %llu\n",
- clk_hw_get_name(hw), rate, m, n, p, o);
+ clk_hw_get_name(hw), req->rate, m, n, p, o);
- return o;
+ req->rate = o;
+
+ return 0;
}
-static long clk_usb_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_usb_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lpc32xx_pll_clk *clk = to_lpc32xx_pll_clk(hw);
struct clk_hw *usb_div_hw, *osc_hw;
u64 d_i, n_i, m, o;
- pr_debug("%s: %lu/%lu\n", clk_hw_get_name(hw), *parent_rate, rate);
+ pr_debug("%s: %lu/%lu\n", clk_hw_get_name(hw), req->best_parent_rate,
+ req->rate);
/*
* The only supported USB clock is 48MHz, with PLL internal constraints
@@ -657,7 +659,7 @@ static long clk_usb_pll_round_rate(struct clk_hw *hw, unsigned long rate,
* and post-divider must be 4, this slightly simplifies calculation of
* USB divider, USB PLL N and M parameters.
*/
- if (rate != 48000000)
+ if (req->rate != 48000000)
return -EINVAL;
/* USB divider clock */
@@ -685,30 +687,30 @@ static long clk_usb_pll_round_rate(struct clk_hw *hw, unsigned long rate,
clk->m_div = m;
clk->p_div = 2;
clk->mode = PLL_NON_INTEGER;
- *parent_rate = div64_u64(o, d_i);
+ req->best_parent_rate = div64_u64(o, d_i);
- return rate;
+ return 0;
}
}
return -EINVAL;
}
-#define LPC32XX_DEFINE_PLL_OPS(_name, _rc, _sr, _rr) \
+#define LPC32XX_DEFINE_PLL_OPS(_name, _rc, _sr, _dr) \
static const struct clk_ops clk_ ##_name ## _ops = { \
.enable = clk_pll_enable, \
.disable = clk_pll_disable, \
.is_enabled = clk_pll_is_enabled, \
.recalc_rate = _rc, \
.set_rate = _sr, \
- .round_rate = _rr, \
+ .determine_rate = _dr, \
}
LPC32XX_DEFINE_PLL_OPS(pll_397x, clk_pll_397x_recalc_rate, NULL, NULL);
LPC32XX_DEFINE_PLL_OPS(hclk_pll, clk_pll_recalc_rate,
- clk_pll_set_rate, clk_hclk_pll_round_rate);
+ clk_pll_set_rate, clk_hclk_pll_determine_rate);
LPC32XX_DEFINE_PLL_OPS(usb_pll, clk_pll_recalc_rate,
- clk_pll_set_rate, clk_usb_pll_round_rate);
+ clk_pll_set_rate, clk_usb_pll_determine_rate);
static int clk_ddram_is_enabled(struct clk_hw *hw)
{
@@ -955,8 +957,8 @@ static unsigned long clk_divider_recalc_rate(struct clk_hw *hw,
divider->flags, divider->width);
}
-static long clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lpc32xx_clk_div *divider = to_lpc32xx_div(hw);
unsigned int bestdiv;
@@ -968,11 +970,15 @@ static long clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
bestdiv &= div_mask(divider->width);
bestdiv = _get_div(divider->table, bestdiv, divider->flags,
divider->width);
- return DIV_ROUND_UP(*prate, bestdiv);
+ req->rate = DIV_ROUND_UP(req->best_parent_rate, bestdiv);
+
+ return 0;
}
- return divider_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ divider->table, divider->width, divider->flags);
+
+ return 0;
}
static int clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -991,7 +997,7 @@ static int clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops lpc32xx_clk_divider_ops = {
.recalc_rate = clk_divider_recalc_rate,
- .round_rate = clk_divider_round_rate,
+ .determine_rate = clk_divider_determine_rate,
.set_rate = clk_divider_set_rate,
};
diff --git a/drivers/clk/pistachio/clk-pll.c b/drivers/clk/pistachio/clk-pll.c
index 025b9df76cdb..d05337915e2b 100644
--- a/drivers/clk/pistachio/clk-pll.c
+++ b/drivers/clk/pistachio/clk-pll.c
@@ -139,19 +139,23 @@ pll_get_params(struct pistachio_clk_pll *pll, unsigned long fref,
return NULL;
}
-static long pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int pll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
{
struct pistachio_clk_pll *pll = to_pistachio_pll(hw);
unsigned int i;
for (i = 0; i < pll->nr_rates; i++) {
- if (i > 0 && pll->rates[i].fref == *parent_rate &&
- pll->rates[i].fout <= rate)
- return pll->rates[i - 1].fout;
+ if (i > 0 && pll->rates[i].fref == req->best_parent_rate &&
+ pll->rates[i].fout <= req->rate) {
+ req->rate = pll->rates[i - 1].fout;
+
+ return 0;
+ }
}
- return pll->rates[0].fout;
+ req->rate = pll->rates[0].fout;
+
+ return 0;
}
static int pll_gf40lp_frac_enable(struct clk_hw *hw)
@@ -300,7 +304,7 @@ static const struct clk_ops pll_gf40lp_frac_ops = {
.disable = pll_gf40lp_frac_disable,
.is_enabled = pll_gf40lp_frac_is_enabled,
.recalc_rate = pll_gf40lp_frac_recalc_rate,
- .round_rate = pll_round_rate,
+ .determine_rate = pll_determine_rate,
.set_rate = pll_gf40lp_frac_set_rate,
};
@@ -432,7 +436,7 @@ static const struct clk_ops pll_gf40lp_laint_ops = {
.disable = pll_gf40lp_laint_disable,
.is_enabled = pll_gf40lp_laint_is_enabled,
.recalc_rate = pll_gf40lp_laint_recalc_rate,
- .round_rate = pll_round_rate,
+ .determine_rate = pll_determine_rate,
.set_rate = pll_gf40lp_laint_set_rate,
};
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index 6cb6cd3e1778..a284ba040b78 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -19,6 +19,33 @@ menuconfig COMMON_CLK_QCOM
if COMMON_CLK_QCOM
+config CLK_GLYMUR_DISPCC
+ tristate "GLYMUR Display Clock Controller"
+ depends on ARM64 || COMPILE_TEST
+ select CLK_GLYMUR_GCC
+ help
+ Support for the display clock controllers on Qualcomm
+ Technologies, Inc. GLYMUR devices.
+ Say Y if you want to support display devices and functionality such as
+ splash screen.
+
+config CLK_GLYMUR_GCC
+ tristate "GLYMUR Global Clock Controller"
+ depends on ARM64 || COMPILE_TEST
+ select QCOM_GDSC
+ help
+ Support for the global clock controller on GLYMUR devices.
+ Say Y if you want to use peripheral devices such as UART, SPI,
+ I2C, USB, UFS, SDCC, etc.
+
+config CLK_GLYMUR_TCSRCC
+ tristate "GLYMUR TCSR Clock Controller"
+ depends on ARM64 || COMPILE_TEST
+ select QCOM_GDSC
+ help
+ Support for the TCSR clock controller on GLYMUR devices.
+ Say Y if you want to use peripheral devices such as USB/PCIe/EDP.
+
config CLK_X1E80100_CAMCC
tristate "X1E80100 Camera Clock Controller"
depends on ARM64 || COMPILE_TEST
@@ -187,8 +214,17 @@ config IPQ_APSS_PLL
Say Y if you want to support CPU frequency scaling on ipq based
devices.
+config IPQ_APSS_5424
+ tristate "IPQ5424 APSS Clock Controller"
+ select IPQ_APSS_PLL
+ default y if IPQ_GCC_5424
+ help
+ Support for APSS Clock controller on Qualcomm IPQ5424 platform.
+ Say Y if you want to support CPU frequency scaling on ipq based
+ devices.
+
config IPQ_APSS_6018
- tristate "IPQ APSS Clock Controller"
+ tristate "IPQ6018 APSS Clock Controller"
select IPQ_APSS_PLL
depends on QCOM_APCS_IPC || COMPILE_TEST
depends on QCOM_SMEM
@@ -281,6 +317,17 @@ config IPQ_GCC_9574
i2c, USB, SD/eMMC, etc. Select this for the root clock
of ipq9574.
+config IPQ_NSSCC_5424
+ tristate "IPQ5424 NSS Clock Controller"
+ depends on ARM64 || COMPILE_TEST
+ depends on IPQ_GCC_5424
+ help
+ Support for NSS clock controller on ipq5424 devices.
+ NSSCC receives the clock sources from GCC, CMN PLL and UNIPHY (PCS).
+ It in turn supplies the clocks and resets to the networking hardware.
+ Say Y or M if you want to enable networking function on the
+ IPQ5424 devices.
+
config IPQ_NSSCC_9574
tristate "IPQ9574 NSS Clock Controller"
depends on ARM64 || COMPILE_TEST
@@ -323,12 +370,12 @@ config MSM_GCC_8916
SD/eMMC, display, graphics, camera etc.
config MSM_GCC_8917
- tristate "MSM8917/QM215 Global Clock Controller"
+ tristate "MSM89(17/37)/QM215 Global Clock Controller"
depends on ARM64 || COMPILE_TEST
select QCOM_GDSC
help
- Support for the global clock controller on msm8917 and qm215
- devices.
+ Support for the global clock controller on msm8917, msm8937
+ and qm215 devices.
Say Y if you want to use devices such as UART, SPI i2c, USB,
SD/eMMC, display, graphics, camera etc.
@@ -495,7 +542,8 @@ config QCM_DISPCC_2290
config QCS_DISPCC_615
tristate "QCS615 Display Clock Controller"
- select QCM_GCC_615
+ depends on ARM64 || COMPILE_TEST
+ select QCS_GCC_615
help
Support for the display clock controller on Qualcomm Technologies, Inc
QCS615 devices.
@@ -550,6 +598,7 @@ config QCS_GCC_615
config QCS_GPUCC_615
tristate "QCS615 Graphics clock controller"
+ depends on ARM64 || COMPILE_TEST
select QCS_GCC_615
help
Support for the graphics clock controller on QCS615 devices.
@@ -558,6 +607,7 @@ config QCS_GPUCC_615
config QCS_VIDEOCC_615
tristate "QCS615 Video Clock Controller"
+ depends on ARM64 || COMPILE_TEST
select QCS_GCC_615
help
Support for the video clock controller on QCS615 devices.
@@ -1412,6 +1462,7 @@ config SA_VIDEOCC_8775P
config SM_VIDEOCC_6350
tristate "SM6350 Video Clock Controller"
+ depends on ARM64 || COMPILE_TEST
select SM_GCC_6350
select QCOM_GDSC
help
@@ -1480,6 +1531,17 @@ config SM_VIDEOCC_8550
Say Y if you want to support video devices and functionality such as
video encode/decode.
+config SM_VIDEOCC_8750
+ tristate "SM8750 Video Clock Controller"
+ depends on ARM64 || COMPILE_TEST
+ select SM_GCC_8750
+ select QCOM_GDSC
+ help
+ Support for the video clock controller on Qualcomm Technologies, Inc.
+ SM8750 devices.
+ Say Y if you want to support video devices and functionality such as
+ video encode/decode.
+
config SPMI_PMIC_CLKDIV
tristate "SPMI PMIC clkdiv Support"
depends on SPMI || COMPILE_TEST
diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
index ddb7e06fae40..0ac8a9055a43 100644
--- a/drivers/clk/qcom/Makefile
+++ b/drivers/clk/qcom/Makefile
@@ -21,6 +21,9 @@ clk-qcom-$(CONFIG_QCOM_GDSC) += gdsc.o
obj-$(CONFIG_APQ_GCC_8084) += gcc-apq8084.o
obj-$(CONFIG_APQ_MMCC_8084) += mmcc-apq8084.o
obj-$(CONFIG_CLK_GFM_LPASS_SM8250) += lpass-gfm-sm8250.o
+obj-$(CONFIG_CLK_GLYMUR_DISPCC) += dispcc-glymur.o
+obj-$(CONFIG_CLK_GLYMUR_GCC) += gcc-glymur.o
+obj-$(CONFIG_CLK_GLYMUR_TCSRCC) += tcsrcc-glymur.o
obj-$(CONFIG_CLK_X1E80100_CAMCC) += camcc-x1e80100.o
obj-$(CONFIG_CLK_X1E80100_DISPCC) += dispcc-x1e80100.o
obj-$(CONFIG_CLK_X1E80100_GCC) += gcc-x1e80100.o
@@ -29,6 +32,7 @@ obj-$(CONFIG_CLK_X1E80100_TCSRCC) += tcsrcc-x1e80100.o
obj-$(CONFIG_CLK_X1P42100_GPUCC) += gpucc-x1p42100.o
obj-$(CONFIG_CLK_QCM2290_GPUCC) += gpucc-qcm2290.o
obj-$(CONFIG_IPQ_APSS_PLL) += apss-ipq-pll.o
+obj-$(CONFIG_IPQ_APSS_5424) += apss-ipq5424.o
obj-$(CONFIG_IPQ_APSS_6018) += apss-ipq6018.o
obj-$(CONFIG_IPQ_CMN_PLL) += ipq-cmn-pll.o
obj-$(CONFIG_IPQ_GCC_4019) += gcc-ipq4019.o
@@ -39,6 +43,7 @@ obj-$(CONFIG_IPQ_GCC_6018) += gcc-ipq6018.o
obj-$(CONFIG_IPQ_GCC_806X) += gcc-ipq806x.o
obj-$(CONFIG_IPQ_GCC_8074) += gcc-ipq8074.o
obj-$(CONFIG_IPQ_GCC_9574) += gcc-ipq9574.o
+obj-$(CONFIG_IPQ_NSSCC_5424) += nsscc-ipq5424.o
obj-$(CONFIG_IPQ_NSSCC_9574) += nsscc-ipq9574.o
obj-$(CONFIG_IPQ_LCC_806X) += lcc-ipq806x.o
obj-$(CONFIG_IPQ_NSSCC_QCA8K) += nsscc-qca8k.o
@@ -180,6 +185,7 @@ obj-$(CONFIG_SM_VIDEOCC_8250) += videocc-sm8250.o
obj-$(CONFIG_SM_VIDEOCC_8350) += videocc-sm8350.o
obj-$(CONFIG_SM_VIDEOCC_8450) += videocc-sm8450.o
obj-$(CONFIG_SM_VIDEOCC_8550) += videocc-sm8550.o
+obj-$(CONFIG_SM_VIDEOCC_8750) += videocc-sm8750.o
obj-$(CONFIG_SM_VIDEOCC_MILOS) += videocc-milos.o
obj-$(CONFIG_SPMI_PMIC_CLKDIV) += clk-spmi-pmic-div.o
obj-$(CONFIG_KPSS_XCC) += kpss-xcc.o
diff --git a/drivers/clk/qcom/a53-pll.c b/drivers/clk/qcom/a53-pll.c
index f43d455ab4b8..724a642311e5 100644
--- a/drivers/clk/qcom/a53-pll.c
+++ b/drivers/clk/qcom/a53-pll.c
@@ -33,7 +33,6 @@ static const struct regmap_config a53pll_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x40,
- .fast_io = true,
};
static struct pll_freq_tbl *qcom_a53pll_get_freq_tbl(struct device *dev)
diff --git a/drivers/clk/qcom/a7-pll.c b/drivers/clk/qcom/a7-pll.c
index c4a53e5db229..04b5492a3c21 100644
--- a/drivers/clk/qcom/a7-pll.c
+++ b/drivers/clk/qcom/a7-pll.c
@@ -27,7 +27,7 @@ static struct clk_alpha_pll a7pll = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "a7pll",
- .parent_data = &(const struct clk_parent_data){
+ .parent_data = &(const struct clk_parent_data){
.fw_name = "bi_tcxo",
},
.num_parents = 1,
@@ -50,7 +50,6 @@ static const struct regmap_config a7pll_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x1000,
- .fast_io = true,
};
static int qcom_a7pll_probe(struct platform_device *pdev)
diff --git a/drivers/clk/qcom/apss-ipq-pll.c b/drivers/clk/qcom/apss-ipq-pll.c
index d6c1aea7e9e1..3a8987fe7008 100644
--- a/drivers/clk/qcom/apss-ipq-pll.c
+++ b/drivers/clk/qcom/apss-ipq-pll.c
@@ -169,7 +169,6 @@ static const struct regmap_config ipq_pll_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x40,
- .fast_io = true,
};
static int apss_ipq_pll_probe(struct platform_device *pdev)
diff --git a/drivers/clk/qcom/apss-ipq5424.c b/drivers/clk/qcom/apss-ipq5424.c
new file mode 100644
index 000000000000..2d622c1fe5d0
--- /dev/null
+++ b/drivers/clk/qcom/apss-ipq5424.c
@@ -0,0 +1,258 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2025, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/err.h>
+#include <linux/interconnect-provider.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/arm/qcom,ids.h>
+#include <dt-bindings/clock/qcom,apss-ipq.h>
+#include <dt-bindings/interconnect/qcom,ipq5424.h>
+
+#include "clk-alpha-pll.h"
+#include "clk-branch.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "common.h"
+
+enum {
+ DT_XO,
+ DT_CLK_REF,
+};
+
+enum {
+ P_XO,
+ P_GPLL0,
+ P_APSS_PLL_EARLY,
+ P_L3_PLL,
+};
+
+static const struct alpha_pll_config apss_pll_config = {
+ .l = 0x3b,
+ .config_ctl_val = 0x08200920,
+ .config_ctl_hi_val = 0x05008001,
+ .config_ctl_hi1_val = 0x04000000,
+ .user_ctl_val = 0xf,
+};
+
+static struct clk_alpha_pll ipq5424_apss_pll = {
+ .offset = 0x0,
+ .config = &apss_pll_config,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_HUAYRA_2290],
+ .flags = SUPPORTS_DYNAMIC_UPDATE,
+ .clkr = {
+ .enable_reg = 0x0,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "apss_pll",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_XO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_huayra_ops,
+ },
+ },
+};
+
+static const struct clk_parent_data parents_apss_silver_clk_src[] = {
+ { .index = DT_XO },
+ { .index = DT_CLK_REF },
+ { .hw = &ipq5424_apss_pll.clkr.hw },
+};
+
+static const struct parent_map parents_apss_silver_clk_src_map[] = {
+ { P_XO, 0 },
+ { P_GPLL0, 4 },
+ { P_APSS_PLL_EARLY, 5 },
+};
+
+static const struct freq_tbl ftbl_apss_clk_src[] = {
+ F(816000000, P_APSS_PLL_EARLY, 1, 0, 0),
+ F(1416000000, P_APSS_PLL_EARLY, 1, 0, 0),
+ F(1800000000, P_APSS_PLL_EARLY, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 apss_silver_clk_src = {
+ .cmd_rcgr = 0x0080,
+ .freq_tbl = ftbl_apss_clk_src,
+ .hid_width = 5,
+ .parent_map = parents_apss_silver_clk_src_map,
+ .clkr.hw.init = &(struct clk_init_data) {
+ .name = "apss_silver_clk_src",
+ .parent_data = parents_apss_silver_clk_src,
+ .num_parents = ARRAY_SIZE(parents_apss_silver_clk_src),
+ .ops = &clk_rcg2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_branch apss_silver_core_clk = {
+ .halt_reg = 0x008c,
+ .clkr = {
+ .enable_reg = 0x008c,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data) {
+ .name = "apss_silver_core_clk",
+ .parent_hws = (const struct clk_hw *[]) {
+ &apss_silver_clk_src.clkr.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static const struct alpha_pll_config l3_pll_config = {
+ .l = 0x29,
+ .config_ctl_val = 0x08200920,
+ .config_ctl_hi_val = 0x05008001,
+ .config_ctl_hi1_val = 0x04000000,
+ .user_ctl_val = 0xf,
+};
+
+static struct clk_alpha_pll ipq5424_l3_pll = {
+ .offset = 0x10000,
+ .config = &l3_pll_config,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_HUAYRA_2290],
+ .flags = SUPPORTS_DYNAMIC_UPDATE,
+ .clkr = {
+ .enable_reg = 0x0,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data) {
+ .name = "l3_pll",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_XO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_huayra_ops,
+ },
+ },
+};
+
+static const struct clk_parent_data parents_l3_clk_src[] = {
+ { .index = DT_XO },
+ { .index = DT_CLK_REF },
+ { .hw = &ipq5424_l3_pll.clkr.hw },
+};
+
+static const struct parent_map parents_l3_clk_src_map[] = {
+ { P_XO, 0 },
+ { P_GPLL0, 4 },
+ { P_L3_PLL, 5 },
+};
+
+static const struct freq_tbl ftbl_l3_clk_src[] = {
+ F(816000000, P_L3_PLL, 1, 0, 0),
+ F(984000000, P_L3_PLL, 1, 0, 0),
+ F(1272000000, P_L3_PLL, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 l3_clk_src = {
+ .cmd_rcgr = 0x10080,
+ .freq_tbl = ftbl_l3_clk_src,
+ .hid_width = 5,
+ .parent_map = parents_l3_clk_src_map,
+ .clkr.hw.init = &(struct clk_init_data) {
+ .name = "l3_clk_src",
+ .parent_data = parents_l3_clk_src,
+ .num_parents = ARRAY_SIZE(parents_l3_clk_src),
+ .ops = &clk_rcg2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_branch l3_core_clk = {
+ .halt_reg = 0x1008c,
+ .clkr = {
+ .enable_reg = 0x1008c,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data) {
+ .name = "l3_clk",
+ .parent_hws = (const struct clk_hw *[]) {
+ &l3_clk_src.clkr.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static const struct regmap_config apss_ipq5424_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x20000,
+ .fast_io = true,
+};
+
+static struct clk_regmap *apss_ipq5424_clks[] = {
+ [APSS_PLL_EARLY] = &ipq5424_apss_pll.clkr,
+ [APSS_SILVER_CLK_SRC] = &apss_silver_clk_src.clkr,
+ [APSS_SILVER_CORE_CLK] = &apss_silver_core_clk.clkr,
+ [L3_PLL] = &ipq5424_l3_pll.clkr,
+ [L3_CLK_SRC] = &l3_clk_src.clkr,
+ [L3_CORE_CLK] = &l3_core_clk.clkr,
+};
+
+static struct clk_alpha_pll *ipa5424_apss_plls[] = {
+ &ipq5424_l3_pll,
+ &ipq5424_apss_pll,
+};
+
+static struct qcom_cc_driver_data ipa5424_apss_driver_data = {
+ .alpha_plls = ipa5424_apss_plls,
+ .num_alpha_plls = ARRAY_SIZE(ipa5424_apss_plls),
+};
+
+#define IPQ_APPS_PLL_ID (5424 * 3) /* some unique value */
+
+static const struct qcom_icc_hws_data icc_ipq5424_cpu_l3[] = {
+ { MASTER_CPU, SLAVE_L3, L3_CORE_CLK },
+};
+
+static const struct qcom_cc_desc apss_ipq5424_desc = {
+ .config = &apss_ipq5424_regmap_config,
+ .clks = apss_ipq5424_clks,
+ .num_clks = ARRAY_SIZE(apss_ipq5424_clks),
+ .icc_hws = icc_ipq5424_cpu_l3,
+ .num_icc_hws = ARRAY_SIZE(icc_ipq5424_cpu_l3),
+ .icc_first_node_id = IPQ_APPS_PLL_ID,
+ .driver_data = &ipa5424_apss_driver_data,
+};
+
+static int apss_ipq5424_probe(struct platform_device *pdev)
+{
+ return qcom_cc_probe(pdev, &apss_ipq5424_desc);
+}
+
+static const struct of_device_id apss_ipq5424_match_table[] = {
+ { .compatible = "qcom,ipq5424-apss-clk" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, apss_ipq5424_match_table);
+
+static struct platform_driver apss_ipq5424_driver = {
+ .probe = apss_ipq5424_probe,
+ .driver = {
+ .name = "apss-ipq5424-clk",
+ .of_match_table = apss_ipq5424_match_table,
+ .sync_state = icc_sync_state,
+ },
+};
+
+module_platform_driver(apss_ipq5424_driver);
+
+MODULE_DESCRIPTION("QCOM APSS IPQ5424 CLK Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/qcom/camcc-milos.c b/drivers/clk/qcom/camcc-milos.c
index 75bd939f7dd1..0077c9c9249f 100644
--- a/drivers/clk/qcom/camcc-milos.c
+++ b/drivers/clk/qcom/camcc-milos.c
@@ -2124,7 +2124,7 @@ static struct qcom_cc_driver_data cam_cc_milos_driver_data = {
.num_clk_cbcrs = ARRAY_SIZE(cam_cc_milos_critical_cbcrs),
};
-static struct qcom_cc_desc cam_cc_milos_desc = {
+static const struct qcom_cc_desc cam_cc_milos_desc = {
.config = &cam_cc_milos_regmap_config,
.clks = cam_cc_milos_clocks,
.num_clks = ARRAY_SIZE(cam_cc_milos_clocks),
diff --git a/drivers/clk/qcom/camcc-sdm845.c b/drivers/clk/qcom/camcc-sdm845.c
index cf60e8dd292a..fb313da7165b 100644
--- a/drivers/clk/qcom/camcc-sdm845.c
+++ b/drivers/clk/qcom/camcc-sdm845.c
@@ -1543,6 +1543,7 @@ static struct gdsc bps_gdsc = {
.name = "bps_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -1552,6 +1553,7 @@ static struct gdsc ipe_0_gdsc = {
.name = "ipe_0_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -1561,6 +1563,7 @@ static struct gdsc ipe_1_gdsc = {
.name = "ipe_1_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
diff --git a/drivers/clk/qcom/camcc-sm6350.c b/drivers/clk/qcom/camcc-sm6350.c
index 8aac97d29ce3..7df12c1311c6 100644
--- a/drivers/clk/qcom/camcc-sm6350.c
+++ b/drivers/clk/qcom/camcc-sm6350.c
@@ -145,15 +145,11 @@ static struct clk_alpha_pll_postdiv camcc_pll1_out_even = {
static const struct alpha_pll_config camcc_pll2_config = {
.l = 0x64,
.alpha = 0x0,
- .post_div_val = 0x3 << 8,
- .post_div_mask = 0x3 << 8,
- .aux_output_mask = BIT(1),
- .main_output_mask = BIT(0),
- .early_output_mask = BIT(3),
.config_ctl_val = 0x20000800,
.config_ctl_hi_val = 0x400003d2,
.test_ctl_val = 0x04000400,
.test_ctl_hi_val = 0x00004000,
+ .user_ctl_val = 0x0000030b,
};
static struct clk_alpha_pll camcc_pll2 = {
@@ -1693,6 +1689,8 @@ static struct clk_branch camcc_sys_tmr_clk = {
},
};
+static struct gdsc titan_top_gdsc;
+
static struct gdsc bps_gdsc = {
.gdscr = 0x6004,
.en_rest_wait_val = 0x2,
@@ -1702,6 +1700,7 @@ static struct gdsc bps_gdsc = {
.name = "bps_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
.flags = VOTABLE,
};
@@ -1714,6 +1713,7 @@ static struct gdsc ipe_0_gdsc = {
.name = "ipe_0_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
.flags = VOTABLE,
};
@@ -1726,6 +1726,7 @@ static struct gdsc ife_0_gdsc = {
.name = "ife_0_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
};
static struct gdsc ife_1_gdsc = {
@@ -1737,6 +1738,7 @@ static struct gdsc ife_1_gdsc = {
.name = "ife_1_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
};
static struct gdsc ife_2_gdsc = {
@@ -1748,6 +1750,7 @@ static struct gdsc ife_2_gdsc = {
.name = "ife_2_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
};
static struct gdsc titan_top_gdsc = {
diff --git a/drivers/clk/qcom/camcc-sm7150.c b/drivers/clk/qcom/camcc-sm7150.c
index 4a3baf5d8e85..ee963ed341c3 100644
--- a/drivers/clk/qcom/camcc-sm7150.c
+++ b/drivers/clk/qcom/camcc-sm7150.c
@@ -139,13 +139,9 @@ static struct clk_fixed_factor camcc_pll1_out_even = {
/* 1920MHz configuration */
static const struct alpha_pll_config camcc_pll2_config = {
.l = 0x64,
- .post_div_val = 0x3 << 8,
- .post_div_mask = 0x3 << 8,
- .early_output_mask = BIT(3),
- .aux_output_mask = BIT(1),
- .main_output_mask = BIT(0),
.config_ctl_hi_val = 0x400003d6,
.config_ctl_val = 0x20000954,
+ .user_ctl_val = 0x0000030b,
};
static struct clk_alpha_pll camcc_pll2 = {
@@ -1846,6 +1842,7 @@ static struct gdsc camcc_bps_gdsc = {
.name = "camcc_bps_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &camcc_titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -1875,6 +1872,7 @@ static struct gdsc camcc_ipe_0_gdsc = {
.name = "camcc_ipe_0_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &camcc_titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -1884,6 +1882,7 @@ static struct gdsc camcc_ipe_1_gdsc = {
.name = "camcc_ipe_1_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &camcc_titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -1896,7 +1895,7 @@ static struct gdsc camcc_titan_top_gdsc = {
.pwrsts = PWRSTS_OFF_ON,
};
-struct clk_hw *camcc_sm7150_hws[] = {
+static struct clk_hw *camcc_sm7150_hws[] = {
[CAMCC_PLL0_OUT_EVEN] = &camcc_pll0_out_even.hw,
[CAMCC_PLL0_OUT_ODD] = &camcc_pll0_out_odd.hw,
[CAMCC_PLL1_OUT_EVEN] = &camcc_pll1_out_even.hw,
diff --git a/drivers/clk/qcom/camcc-sm8250.c b/drivers/clk/qcom/camcc-sm8250.c
index 6da89c49ba3d..c95a00628630 100644
--- a/drivers/clk/qcom/camcc-sm8250.c
+++ b/drivers/clk/qcom/camcc-sm8250.c
@@ -2213,6 +2213,7 @@ static struct gdsc bps_gdsc = {
.name = "bps_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -2222,6 +2223,7 @@ static struct gdsc ipe_0_gdsc = {
.name = "ipe_0_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -2231,6 +2233,7 @@ static struct gdsc sbi_gdsc = {
.name = "sbi_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
diff --git a/drivers/clk/qcom/camcc-sm8450.c b/drivers/clk/qcom/camcc-sm8450.c
index 4dd8be8cc988..ef8cf54d0eed 100644
--- a/drivers/clk/qcom/camcc-sm8450.c
+++ b/drivers/clk/qcom/camcc-sm8450.c
@@ -2935,6 +2935,7 @@ static struct gdsc bps_gdsc = {
.name = "bps_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -2944,6 +2945,7 @@ static struct gdsc ipe_0_gdsc = {
.name = "ipe_0_gdsc",
},
.flags = HW_CTRL | POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
@@ -2953,6 +2955,7 @@ static struct gdsc sbi_gdsc = {
.name = "sbi_gdsc",
},
.flags = POLL_CFG_GDSCR,
+ .parent = &titan_top_gdsc.pd,
.pwrsts = PWRSTS_OFF_ON,
};
diff --git a/drivers/clk/qcom/camcc-sm8550.c b/drivers/clk/qcom/camcc-sm8550.c
index 63aed9e4c362..b8ece8a57a8a 100644
--- a/drivers/clk/qcom/camcc-sm8550.c
+++ b/drivers/clk/qcom/camcc-sm8550.c
@@ -3204,6 +3204,8 @@ static struct clk_branch cam_cc_sfe_1_fast_ahb_clk = {
},
};
+static struct gdsc cam_cc_titan_top_gdsc;
+
static struct gdsc cam_cc_bps_gdsc = {
.gdscr = 0x10004,
.en_rest_wait_val = 0x2,
@@ -3213,6 +3215,7 @@ static struct gdsc cam_cc_bps_gdsc = {
.name = "cam_cc_bps_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
@@ -3225,6 +3228,7 @@ static struct gdsc cam_cc_ife_0_gdsc = {
.name = "cam_cc_ife_0_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
@@ -3237,6 +3241,7 @@ static struct gdsc cam_cc_ife_1_gdsc = {
.name = "cam_cc_ife_1_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
@@ -3249,6 +3254,7 @@ static struct gdsc cam_cc_ife_2_gdsc = {
.name = "cam_cc_ife_2_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
@@ -3261,6 +3267,7 @@ static struct gdsc cam_cc_ipe_0_gdsc = {
.name = "cam_cc_ipe_0_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
@@ -3273,6 +3280,7 @@ static struct gdsc cam_cc_sbi_gdsc = {
.name = "cam_cc_sbi_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
@@ -3285,6 +3293,7 @@ static struct gdsc cam_cc_sfe_0_gdsc = {
.name = "cam_cc_sfe_0_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
@@ -3297,6 +3306,7 @@ static struct gdsc cam_cc_sfe_1_gdsc = {
.name = "cam_cc_sfe_1_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &cam_cc_titan_top_gdsc.pd,
.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};
diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index fec6eb376e27..6aeba40358c1 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -66,7 +66,7 @@
#define GET_PLL_TYPE(pll) (((pll)->regs - clk_alpha_pll_regs[0]) / PLL_OFF_MAX_REGS)
const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
- [CLK_ALPHA_PLL_TYPE_DEFAULT] = {
+ [CLK_ALPHA_PLL_TYPE_DEFAULT] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_ALPHA_VAL_U] = 0x0c,
@@ -77,7 +77,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_TEST_CTL_U] = 0x20,
[PLL_OFF_STATUS] = 0x24,
},
- [CLK_ALPHA_PLL_TYPE_HUAYRA] = {
+ [CLK_ALPHA_PLL_TYPE_HUAYRA] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_USER_CTL] = 0x10,
@@ -87,7 +87,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_TEST_CTL_U] = 0x20,
[PLL_OFF_STATUS] = 0x24,
},
- [CLK_ALPHA_PLL_TYPE_HUAYRA_APSS] = {
+ [CLK_ALPHA_PLL_TYPE_HUAYRA_APSS] = {
[PLL_OFF_L_VAL] = 0x08,
[PLL_OFF_ALPHA_VAL] = 0x10,
[PLL_OFF_USER_CTL] = 0x18,
@@ -97,7 +97,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_TEST_CTL] = 0x30,
[PLL_OFF_TEST_CTL_U] = 0x34,
},
- [CLK_ALPHA_PLL_TYPE_HUAYRA_2290] = {
+ [CLK_ALPHA_PLL_TYPE_HUAYRA_2290] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_USER_CTL] = 0x0c,
@@ -110,7 +110,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_OPMODE] = 0x28,
[PLL_OFF_STATUS] = 0x38,
},
- [CLK_ALPHA_PLL_TYPE_BRAMMO] = {
+ [CLK_ALPHA_PLL_TYPE_BRAMMO] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_ALPHA_VAL_U] = 0x0c,
@@ -119,7 +119,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_TEST_CTL] = 0x1c,
[PLL_OFF_STATUS] = 0x24,
},
- [CLK_ALPHA_PLL_TYPE_FABIA] = {
+ [CLK_ALPHA_PLL_TYPE_FABIA] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_USER_CTL] = 0x0c,
[PLL_OFF_USER_CTL_U] = 0x10,
@@ -147,7 +147,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_OPMODE] = 0x38,
[PLL_OFF_ALPHA_VAL] = 0x40,
},
- [CLK_ALPHA_PLL_TYPE_AGERA] = {
+ [CLK_ALPHA_PLL_TYPE_AGERA] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_USER_CTL] = 0x0c,
@@ -157,7 +157,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_TEST_CTL_U] = 0x1c,
[PLL_OFF_STATUS] = 0x2c,
},
- [CLK_ALPHA_PLL_TYPE_ZONDA] = {
+ [CLK_ALPHA_PLL_TYPE_ZONDA] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_USER_CTL] = 0x0c,
@@ -243,7 +243,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_TEST_CTL] = 0x28,
[PLL_OFF_TEST_CTL_U] = 0x2c,
},
- [CLK_ALPHA_PLL_TYPE_DEFAULT_EVO] = {
+ [CLK_ALPHA_PLL_TYPE_DEFAULT_EVO] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_ALPHA_VAL_U] = 0x0c,
@@ -254,7 +254,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_CONFIG_CTL] = 0x20,
[PLL_OFF_STATUS] = 0x24,
},
- [CLK_ALPHA_PLL_TYPE_BRAMMO_EVO] = {
+ [CLK_ALPHA_PLL_TYPE_BRAMMO_EVO] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_ALPHA_VAL_U] = 0x0c,
@@ -275,7 +275,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_TEST_CTL] = 0x30,
[PLL_OFF_TEST_CTL_U] = 0x34,
},
- [CLK_ALPHA_PLL_TYPE_STROMER_PLUS] = {
+ [CLK_ALPHA_PLL_TYPE_STROMER_PLUS] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_USER_CTL] = 0x08,
[PLL_OFF_USER_CTL_U] = 0x0c,
@@ -286,7 +286,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_ALPHA_VAL] = 0x24,
[PLL_OFF_ALPHA_VAL_U] = 0x28,
},
- [CLK_ALPHA_PLL_TYPE_ZONDA_OLE] = {
+ [CLK_ALPHA_PLL_TYPE_ZONDA_OLE] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_USER_CTL] = 0x0c,
@@ -301,7 +301,7 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
[PLL_OFF_OPMODE] = 0x30,
[PLL_OFF_STATUS] = 0x3c,
},
- [CLK_ALPHA_PLL_TYPE_NSS_HUAYRA] = {
+ [CLK_ALPHA_PLL_TYPE_NSS_HUAYRA] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_ALPHA_VAL] = 0x08,
[PLL_OFF_TEST_CTL] = 0x0c,
@@ -849,22 +849,25 @@ static int clk_alpha_pll_hwfsm_set_rate(struct clk_hw *hw, unsigned long rate,
clk_alpha_pll_hwfsm_is_enabled);
}
-static long clk_alpha_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_alpha_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_alpha_pll *pll = to_clk_alpha_pll(hw);
u32 l, alpha_width = pll_alpha_width(pll);
u64 a;
unsigned long min_freq, max_freq;
- rate = alpha_pll_round_rate(rate, *prate, &l, &a, alpha_width);
- if (!pll->vco_table || alpha_pll_find_vco(pll, rate))
- return rate;
+ req->rate = alpha_pll_round_rate(req->rate, req->best_parent_rate, &l,
+ &a, alpha_width);
+ if (!pll->vco_table || alpha_pll_find_vco(pll, req->rate))
+ return 0;
min_freq = pll->vco_table[0].min_freq;
max_freq = pll->vco_table[pll->num_vco - 1].max_freq;
- return clamp(rate, min_freq, max_freq);
+ req->rate = clamp(req->rate, min_freq, max_freq);
+
+ return 0;
}
void clk_huayra_2290_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
@@ -1048,12 +1051,15 @@ static int alpha_pll_huayra_set_rate(struct clk_hw *hw, unsigned long rate,
return 0;
}
-static long alpha_pll_huayra_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int alpha_pll_huayra_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u32 l, a;
- return alpha_huayra_pll_round_rate(rate, *prate, &l, &a);
+ req->rate = alpha_huayra_pll_round_rate(req->rate,
+ req->best_parent_rate, &l, &a);
+
+ return 0;
}
static int trion_pll_is_enabled(struct clk_alpha_pll *pll,
@@ -1175,7 +1181,7 @@ const struct clk_ops clk_alpha_pll_ops = {
.disable = clk_alpha_pll_disable,
.is_enabled = clk_alpha_pll_is_enabled,
.recalc_rate = clk_alpha_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = clk_alpha_pll_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_ops);
@@ -1185,7 +1191,7 @@ const struct clk_ops clk_alpha_pll_huayra_ops = {
.disable = clk_alpha_pll_disable,
.is_enabled = clk_alpha_pll_is_enabled,
.recalc_rate = alpha_pll_huayra_recalc_rate,
- .round_rate = alpha_pll_huayra_round_rate,
+ .determine_rate = alpha_pll_huayra_determine_rate,
.set_rate = alpha_pll_huayra_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_huayra_ops);
@@ -1195,7 +1201,7 @@ const struct clk_ops clk_alpha_pll_hwfsm_ops = {
.disable = clk_alpha_pll_hwfsm_disable,
.is_enabled = clk_alpha_pll_hwfsm_is_enabled,
.recalc_rate = clk_alpha_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = clk_alpha_pll_hwfsm_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_hwfsm_ops);
@@ -1205,7 +1211,7 @@ const struct clk_ops clk_alpha_pll_fixed_trion_ops = {
.disable = clk_trion_pll_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = clk_trion_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_fixed_trion_ops);
@@ -1240,9 +1246,8 @@ static const struct clk_div_table clk_alpha_2bit_div_table[] = {
{ }
};
-static long
-clk_alpha_pll_postdiv_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_alpha_pll_postdiv_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_alpha_pll_postdiv *pll = to_clk_alpha_pll_postdiv(hw);
const struct clk_div_table *table;
@@ -1252,13 +1257,15 @@ clk_alpha_pll_postdiv_round_rate(struct clk_hw *hw, unsigned long rate,
else
table = clk_alpha_div_table;
- return divider_round_rate(hw, rate, prate, table,
- pll->width, CLK_DIVIDER_POWER_OF_TWO);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ table, pll->width,
+ CLK_DIVIDER_POWER_OF_TWO);
+
+ return 0;
}
-static long
-clk_alpha_pll_postdiv_round_ro_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_alpha_pll_postdiv_ro_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_alpha_pll_postdiv *pll = to_clk_alpha_pll_postdiv(hw);
u32 ctl, div;
@@ -1270,9 +1277,12 @@ clk_alpha_pll_postdiv_round_ro_rate(struct clk_hw *hw, unsigned long rate,
div = 1 << fls(ctl);
if (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)
- *prate = clk_hw_round_rate(clk_hw_get_parent(hw), div * rate);
+ req->best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw),
+ div * req->rate);
+
+ req->rate = DIV_ROUND_UP_ULL((u64)req->best_parent_rate, div);
- return DIV_ROUND_UP_ULL((u64)*prate, div);
+ return 0;
}
static int clk_alpha_pll_postdiv_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -1291,13 +1301,13 @@ static int clk_alpha_pll_postdiv_set_rate(struct clk_hw *hw, unsigned long rate,
const struct clk_ops clk_alpha_pll_postdiv_ops = {
.recalc_rate = clk_alpha_pll_postdiv_recalc_rate,
- .round_rate = clk_alpha_pll_postdiv_round_rate,
+ .determine_rate = clk_alpha_pll_postdiv_determine_rate,
.set_rate = clk_alpha_pll_postdiv_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_postdiv_ops);
const struct clk_ops clk_alpha_pll_postdiv_ro_ops = {
- .round_rate = clk_alpha_pll_postdiv_round_ro_rate,
+ .determine_rate = clk_alpha_pll_postdiv_ro_determine_rate,
.recalc_rate = clk_alpha_pll_postdiv_recalc_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_postdiv_ro_ops);
@@ -1542,7 +1552,7 @@ const struct clk_ops clk_alpha_pll_fabia_ops = {
.is_enabled = clk_alpha_pll_is_enabled,
.set_rate = alpha_pll_fabia_set_rate,
.recalc_rate = alpha_pll_fabia_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_fabia_ops);
@@ -1551,7 +1561,7 @@ const struct clk_ops clk_alpha_pll_fixed_fabia_ops = {
.disable = alpha_pll_fabia_disable,
.is_enabled = clk_alpha_pll_is_enabled,
.recalc_rate = alpha_pll_fabia_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_fixed_fabia_ops);
@@ -1602,14 +1612,16 @@ clk_trion_pll_postdiv_recalc_rate(struct clk_hw *hw, unsigned long parent_rate)
return (parent_rate / div);
}
-static long
-clk_trion_pll_postdiv_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_trion_pll_postdiv_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_alpha_pll_postdiv *pll = to_clk_alpha_pll_postdiv(hw);
- return divider_round_rate(hw, rate, prate, pll->post_div_table,
- pll->width, CLK_DIVIDER_ROUND_CLOSEST);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ pll->post_div_table,
+ pll->width, CLK_DIVIDER_ROUND_CLOSEST);
+
+ return 0;
};
static int
@@ -1635,18 +1647,21 @@ clk_trion_pll_postdiv_set_rate(struct clk_hw *hw, unsigned long rate,
const struct clk_ops clk_alpha_pll_postdiv_trion_ops = {
.recalc_rate = clk_trion_pll_postdiv_recalc_rate,
- .round_rate = clk_trion_pll_postdiv_round_rate,
+ .determine_rate = clk_trion_pll_postdiv_determine_rate,
.set_rate = clk_trion_pll_postdiv_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_postdiv_trion_ops);
-static long clk_alpha_pll_postdiv_fabia_round_rate(struct clk_hw *hw,
- unsigned long rate, unsigned long *prate)
+static int clk_alpha_pll_postdiv_fabia_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_alpha_pll_postdiv *pll = to_clk_alpha_pll_postdiv(hw);
- return divider_round_rate(hw, rate, prate, pll->post_div_table,
- pll->width, CLK_DIVIDER_ROUND_CLOSEST);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ pll->post_div_table,
+ pll->width, CLK_DIVIDER_ROUND_CLOSEST);
+
+ return 0;
}
static int clk_alpha_pll_postdiv_fabia_set_rate(struct clk_hw *hw,
@@ -1681,7 +1696,7 @@ static int clk_alpha_pll_postdiv_fabia_set_rate(struct clk_hw *hw,
const struct clk_ops clk_alpha_pll_postdiv_fabia_ops = {
.recalc_rate = clk_alpha_pll_postdiv_fabia_recalc_rate,
- .round_rate = clk_alpha_pll_postdiv_fabia_round_rate,
+ .determine_rate = clk_alpha_pll_postdiv_fabia_determine_rate,
.set_rate = clk_alpha_pll_postdiv_fabia_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_postdiv_fabia_ops);
@@ -1833,7 +1848,7 @@ const struct clk_ops clk_alpha_pll_trion_ops = {
.disable = clk_trion_pll_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = clk_trion_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = alpha_pll_trion_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_trion_ops);
@@ -1844,14 +1859,14 @@ const struct clk_ops clk_alpha_pll_lucid_ops = {
.disable = clk_trion_pll_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = clk_trion_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = alpha_pll_trion_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_lucid_ops);
const struct clk_ops clk_alpha_pll_postdiv_lucid_ops = {
.recalc_rate = clk_alpha_pll_postdiv_fabia_recalc_rate,
- .round_rate = clk_alpha_pll_postdiv_fabia_round_rate,
+ .determine_rate = clk_alpha_pll_postdiv_fabia_determine_rate,
.set_rate = clk_alpha_pll_postdiv_fabia_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_postdiv_lucid_ops);
@@ -1903,7 +1918,7 @@ const struct clk_ops clk_alpha_pll_agera_ops = {
.disable = clk_alpha_pll_disable,
.is_enabled = clk_alpha_pll_is_enabled,
.recalc_rate = alpha_pll_fabia_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = clk_alpha_pll_agera_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_agera_ops);
@@ -2119,7 +2134,7 @@ const struct clk_ops clk_alpha_pll_lucid_5lpe_ops = {
.disable = alpha_pll_lucid_5lpe_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = clk_trion_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = alpha_pll_lucid_5lpe_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_lucid_5lpe_ops);
@@ -2129,13 +2144,13 @@ const struct clk_ops clk_alpha_pll_fixed_lucid_5lpe_ops = {
.disable = alpha_pll_lucid_5lpe_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = clk_trion_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_fixed_lucid_5lpe_ops);
const struct clk_ops clk_alpha_pll_postdiv_lucid_5lpe_ops = {
.recalc_rate = clk_alpha_pll_postdiv_fabia_recalc_rate,
- .round_rate = clk_alpha_pll_postdiv_fabia_round_rate,
+ .determine_rate = clk_alpha_pll_postdiv_fabia_determine_rate,
.set_rate = clk_lucid_5lpe_pll_postdiv_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_postdiv_lucid_5lpe_ops);
@@ -2304,7 +2319,7 @@ const struct clk_ops clk_alpha_pll_zonda_ops = {
.disable = clk_zonda_pll_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = clk_trion_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = clk_zonda_pll_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_zonda_ops);
@@ -2529,13 +2544,13 @@ const struct clk_ops clk_alpha_pll_fixed_lucid_evo_ops = {
.disable = alpha_pll_lucid_evo_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = alpha_pll_lucid_evo_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_fixed_lucid_evo_ops);
const struct clk_ops clk_alpha_pll_postdiv_lucid_evo_ops = {
.recalc_rate = clk_alpha_pll_postdiv_fabia_recalc_rate,
- .round_rate = clk_alpha_pll_postdiv_fabia_round_rate,
+ .determine_rate = clk_alpha_pll_postdiv_fabia_determine_rate,
.set_rate = clk_lucid_evo_pll_postdiv_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_postdiv_lucid_evo_ops);
@@ -2546,7 +2561,7 @@ const struct clk_ops clk_alpha_pll_lucid_evo_ops = {
.disable = alpha_pll_lucid_evo_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = alpha_pll_lucid_evo_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = alpha_pll_lucid_5lpe_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_lucid_evo_ops);
@@ -2557,7 +2572,7 @@ const struct clk_ops clk_alpha_pll_reset_lucid_evo_ops = {
.disable = alpha_pll_reset_lucid_evo_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = alpha_pll_lucid_evo_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = alpha_pll_lucid_5lpe_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_reset_lucid_evo_ops);
@@ -2732,22 +2747,25 @@ static unsigned long clk_rivian_evo_pll_recalc_rate(struct clk_hw *hw,
return parent_rate * l;
}
-static long clk_rivian_evo_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_rivian_evo_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_alpha_pll *pll = to_clk_alpha_pll(hw);
unsigned long min_freq, max_freq;
u32 l;
u64 a;
- rate = alpha_pll_round_rate(rate, *prate, &l, &a, 0);
- if (!pll->vco_table || alpha_pll_find_vco(pll, rate))
- return rate;
+ req->rate = alpha_pll_round_rate(req->rate, req->best_parent_rate, &l,
+ &a, 0);
+ if (!pll->vco_table || alpha_pll_find_vco(pll, req->rate))
+ return 0;
min_freq = pll->vco_table[0].min_freq;
max_freq = pll->vco_table[pll->num_vco - 1].max_freq;
- return clamp(rate, min_freq, max_freq);
+ req->rate = clamp(req->rate, min_freq, max_freq);
+
+ return 0;
}
const struct clk_ops clk_alpha_pll_rivian_evo_ops = {
@@ -2755,7 +2773,7 @@ const struct clk_ops clk_alpha_pll_rivian_evo_ops = {
.disable = alpha_pll_lucid_5lpe_disable,
.is_enabled = clk_trion_pll_is_enabled,
.recalc_rate = clk_rivian_evo_pll_recalc_rate,
- .round_rate = clk_rivian_evo_pll_round_rate,
+ .determine_rate = clk_rivian_evo_pll_determine_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_rivian_evo_ops);
@@ -2964,7 +2982,7 @@ const struct clk_ops clk_alpha_pll_regera_ops = {
.disable = clk_zonda_pll_disable,
.is_enabled = clk_alpha_pll_is_enabled,
.recalc_rate = clk_trion_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = clk_zonda_pll_set_rate,
};
EXPORT_SYMBOL_GPL(clk_alpha_pll_regera_ops);
@@ -3169,7 +3187,7 @@ const struct clk_ops clk_alpha_pll_slew_ops = {
.enable = clk_alpha_pll_slew_enable,
.disable = clk_alpha_pll_disable,
.recalc_rate = clk_alpha_pll_recalc_rate,
- .round_rate = clk_alpha_pll_round_rate,
+ .determine_rate = clk_alpha_pll_determine_rate,
.set_rate = clk_alpha_pll_slew_set_rate,
};
EXPORT_SYMBOL(clk_alpha_pll_slew_ops);
diff --git a/drivers/clk/qcom/clk-alpha-pll.h b/drivers/clk/qcom/clk-alpha-pll.h
index ff41aeab0ab9..0903a05b18cc 100644
--- a/drivers/clk/qcom/clk-alpha-pll.h
+++ b/drivers/clk/qcom/clk-alpha-pll.h
@@ -29,6 +29,7 @@ enum {
CLK_ALPHA_PLL_TYPE_LUCID_OLE,
CLK_ALPHA_PLL_TYPE_PONGO_ELU,
CLK_ALPHA_PLL_TYPE_TAYCAN_ELU,
+ CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T = CLK_ALPHA_PLL_TYPE_TAYCAN_ELU,
CLK_ALPHA_PLL_TYPE_RIVIAN_EVO,
CLK_ALPHA_PLL_TYPE_DEFAULT_EVO,
CLK_ALPHA_PLL_TYPE_BRAMMO_EVO,
@@ -192,14 +193,17 @@ extern const struct clk_ops clk_alpha_pll_zonda_ops;
extern const struct clk_ops clk_alpha_pll_lucid_evo_ops;
#define clk_alpha_pll_taycan_elu_ops clk_alpha_pll_lucid_evo_ops
+#define clk_alpha_pll_taycan_eko_t_ops clk_alpha_pll_lucid_evo_ops
extern const struct clk_ops clk_alpha_pll_reset_lucid_evo_ops;
#define clk_alpha_pll_reset_lucid_ole_ops clk_alpha_pll_reset_lucid_evo_ops
extern const struct clk_ops clk_alpha_pll_fixed_lucid_evo_ops;
#define clk_alpha_pll_fixed_lucid_ole_ops clk_alpha_pll_fixed_lucid_evo_ops
#define clk_alpha_pll_fixed_taycan_elu_ops clk_alpha_pll_fixed_lucid_evo_ops
+#define clk_alpha_pll_fixed_taycan_eko_t_ops clk_alpha_pll_fixed_lucid_evo_ops
extern const struct clk_ops clk_alpha_pll_postdiv_lucid_evo_ops;
#define clk_alpha_pll_postdiv_lucid_ole_ops clk_alpha_pll_postdiv_lucid_evo_ops
#define clk_alpha_pll_postdiv_taycan_elu_ops clk_alpha_pll_postdiv_lucid_evo_ops
+#define clk_alpha_pll_postdiv_taycan_eko_t_ops clk_alpha_pll_postdiv_lucid_evo_ops
extern const struct clk_ops clk_alpha_pll_pongo_elu_ops;
extern const struct clk_ops clk_alpha_pll_rivian_evo_ops;
@@ -233,6 +237,8 @@ void clk_pongo_elu_pll_configure(struct clk_alpha_pll *pll, struct regmap *regma
const struct alpha_pll_config *config);
#define clk_taycan_elu_pll_configure(pll, regmap, config) \
clk_lucid_evo_pll_configure(pll, regmap, config)
+#define clk_taycan_eko_t_pll_configure(pll, regmap, config) \
+ clk_lucid_evo_pll_configure(pll, regmap, config)
void clk_rivian_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
const struct alpha_pll_config *config);
diff --git a/drivers/clk/qcom/clk-branch.c b/drivers/clk/qcom/clk-branch.c
index 0f10090d4ae6..444e7d8648d4 100644
--- a/drivers/clk/qcom/clk-branch.c
+++ b/drivers/clk/qcom/clk-branch.c
@@ -142,8 +142,8 @@ static int clk_branch2_mem_enable(struct clk_hw *hw)
u32 val;
int ret;
- regmap_update_bits(branch.clkr.regmap, mem_br->mem_enable_reg,
- mem_br->mem_enable_ack_mask, mem_br->mem_enable_ack_mask);
+ regmap_assign_bits(branch.clkr.regmap, mem_br->mem_enable_reg,
+ mem_br->mem_enable_mask, !mem_br->mem_enable_invert);
ret = regmap_read_poll_timeout(branch.clkr.regmap, mem_br->mem_ack_reg,
val, val & mem_br->mem_enable_ack_mask, 0, 200);
@@ -159,8 +159,8 @@ static void clk_branch2_mem_disable(struct clk_hw *hw)
{
struct clk_mem_branch *mem_br = to_clk_mem_branch(hw);
- regmap_update_bits(mem_br->branch.clkr.regmap, mem_br->mem_enable_reg,
- mem_br->mem_enable_ack_mask, 0);
+ regmap_assign_bits(mem_br->branch.clkr.regmap, mem_br->mem_enable_reg,
+ mem_br->mem_enable_mask, mem_br->mem_enable_invert);
return clk_branch2_disable(hw);
}
diff --git a/drivers/clk/qcom/clk-branch.h b/drivers/clk/qcom/clk-branch.h
index 292756435f53..6bc2ba2b5350 100644
--- a/drivers/clk/qcom/clk-branch.h
+++ b/drivers/clk/qcom/clk-branch.h
@@ -44,6 +44,8 @@ struct clk_branch {
* @mem_enable_reg: branch clock memory gating register
* @mem_ack_reg: branch clock memory ack register
* @mem_enable_ack_mask: branch clock memory enable and ack field in @mem_ack_reg
+ * @mem_enable_mask: branch clock memory enable mask
+ * @mem_enable_invert: branch clock memory enable and disable has invert logic
* @branch: branch clock gating handle
*
* Clock which can gate its memories.
@@ -52,6 +54,8 @@ struct clk_mem_branch {
u32 mem_enable_reg;
u32 mem_ack_reg;
u32 mem_enable_ack_mask;
+ u32 mem_enable_mask;
+ bool mem_enable_invert;
struct clk_branch branch;
};
diff --git a/drivers/clk/qcom/clk-cbf-8996.c b/drivers/clk/qcom/clk-cbf-8996.c
index ce4efcd995ea..0b40ed601f9a 100644
--- a/drivers/clk/qcom/clk-cbf-8996.c
+++ b/drivers/clk/qcom/clk-cbf-8996.c
@@ -212,7 +212,6 @@ static const struct regmap_config cbf_msm8996_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x10000,
- .fast_io = true,
.val_format_endian = REGMAP_ENDIAN_LITTLE,
};
diff --git a/drivers/clk/qcom/clk-cpu-8996.c b/drivers/clk/qcom/clk-cpu-8996.c
index 72689448a653..21d13c0841ed 100644
--- a/drivers/clk/qcom/clk-cpu-8996.c
+++ b/drivers/clk/qcom/clk-cpu-8996.c
@@ -411,7 +411,6 @@ static const struct regmap_config cpu_msm8996_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x80210,
- .fast_io = true,
.val_format_endian = REGMAP_ENDIAN_LITTLE,
};
diff --git a/drivers/clk/qcom/clk-rcg.c b/drivers/clk/qcom/clk-rcg.c
index 987141c91fe0..31f0650b48ba 100644
--- a/drivers/clk/qcom/clk-rcg.c
+++ b/drivers/clk/qcom/clk-rcg.c
@@ -423,7 +423,7 @@ static int _freq_tbl_determine_rate(struct clk_hw *hw, const struct freq_tbl *f,
rate = tmp;
}
} else {
- rate = clk_hw_get_rate(p);
+ rate = clk_hw_get_rate(p);
}
req->best_parent_hw = p;
req->best_parent_rate = rate;
diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c
index 8001fd9faf9d..e18cb8807d73 100644
--- a/drivers/clk/qcom/clk-rcg2.c
+++ b/drivers/clk/qcom/clk-rcg2.c
@@ -201,7 +201,7 @@ __clk_rcg2_recalc_rate(struct clk_hw *hw, unsigned long parent_rate, u32 cfg)
regmap_read(rcg->clkr.regmap, RCG_M_OFFSET(rcg), &m);
m &= mask;
regmap_read(rcg->clkr.regmap, RCG_N_OFFSET(rcg), &n);
- n = ~n;
+ n = ~n;
n &= mask;
n += m;
mode = cfg & CFG_MODE_MASK;
@@ -274,7 +274,7 @@ static int _freq_tbl_determine_rate(struct clk_hw *hw, const struct freq_tbl *f,
rate = tmp;
}
} else {
- rate = clk_hw_get_rate(p);
+ rate = clk_hw_get_rate(p);
}
req->best_parent_hw = p;
req->best_parent_rate = rate;
@@ -311,7 +311,7 @@ __clk_rcg2_select_conf(struct clk_hw *hw, const struct freq_multi_tbl *f,
if (!p)
continue;
- parent_rate = clk_hw_get_rate(p);
+ parent_rate = clk_hw_get_rate(p);
rate = calc_rate(parent_rate, conf->n, conf->m, conf->n, conf->pre_div);
if (rate == req_rate) {
@@ -382,7 +382,7 @@ static int _freq_tbl_fm_determine_rate(struct clk_hw *hw, const struct freq_mult
rate = tmp;
}
} else {
- rate = clk_hw_get_rate(p);
+ rate = clk_hw_get_rate(p);
}
req->best_parent_hw = p;
diff --git a/drivers/clk/qcom/clk-regmap-divider.c b/drivers/clk/qcom/clk-regmap-divider.c
index 63c9fca0d65d..4f5395f0ab6d 100644
--- a/drivers/clk/qcom/clk-regmap-divider.c
+++ b/drivers/clk/qcom/clk-regmap-divider.c
@@ -15,8 +15,8 @@ static inline struct clk_regmap_div *to_clk_regmap_div(struct clk_hw *hw)
return container_of(to_clk_regmap(hw), struct clk_regmap_div, clkr);
}
-static long div_round_ro_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int div_ro_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_regmap_div *divider = to_clk_regmap_div(hw);
struct clk_regmap *clkr = &divider->clkr;
@@ -26,17 +26,24 @@ static long div_round_ro_rate(struct clk_hw *hw, unsigned long rate,
val >>= divider->shift;
val &= BIT(divider->width) - 1;
- return divider_ro_round_rate(hw, rate, prate, NULL, divider->width,
- CLK_DIVIDER_ROUND_CLOSEST, val);
+ req->rate = divider_ro_round_rate(hw, req->rate,
+ &req->best_parent_rate, NULL,
+ divider->width,
+ CLK_DIVIDER_ROUND_CLOSEST, val);
+
+ return 0;
}
-static long div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int div_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
{
struct clk_regmap_div *divider = to_clk_regmap_div(hw);
- return divider_round_rate(hw, rate, prate, NULL, divider->width,
- CLK_DIVIDER_ROUND_CLOSEST);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ NULL,
+ divider->width,
+ CLK_DIVIDER_ROUND_CLOSEST);
+
+ return 0;
}
static int div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -70,14 +77,14 @@ static unsigned long div_recalc_rate(struct clk_hw *hw,
}
const struct clk_ops clk_regmap_div_ops = {
- .round_rate = div_round_rate,
+ .determine_rate = div_determine_rate,
.set_rate = div_set_rate,
.recalc_rate = div_recalc_rate,
};
EXPORT_SYMBOL_GPL(clk_regmap_div_ops);
const struct clk_ops clk_regmap_div_ro_ops = {
- .round_rate = div_round_ro_rate,
+ .determine_rate = div_ro_determine_rate,
.recalc_rate = div_recalc_rate,
};
EXPORT_SYMBOL_GPL(clk_regmap_div_ro_ops);
diff --git a/drivers/clk/qcom/clk-rpmh.c b/drivers/clk/qcom/clk-rpmh.c
index 1496fb3de4be..1a98b3a0c528 100644
--- a/drivers/clk/qcom/clk-rpmh.c
+++ b/drivers/clk/qcom/clk-rpmh.c
@@ -87,7 +87,7 @@ static DEFINE_MUTEX(rpmh_clk_lock);
.hw.init = &(struct clk_init_data){ \
.ops = &clk_rpmh_ops, \
.name = #_name, \
- .parent_data = &(const struct clk_parent_data){ \
+ .parent_data = &(const struct clk_parent_data){ \
.fw_name = "xo", \
.name = "xo_board", \
}, \
@@ -105,7 +105,7 @@ static DEFINE_MUTEX(rpmh_clk_lock);
.hw.init = &(struct clk_init_data){ \
.ops = &clk_rpmh_ops, \
.name = #_name "_ao", \
- .parent_data = &(const struct clk_parent_data){ \
+ .parent_data = &(const struct clk_parent_data){ \
.fw_name = "xo", \
.name = "xo_board", \
}, \
@@ -182,7 +182,7 @@ static int clk_rpmh_send_aggregate_command(struct clk_rpmh *c)
}
c->last_sent_aggr_state = c->aggr_state;
- c->peer->last_sent_aggr_state = c->last_sent_aggr_state;
+ c->peer->last_sent_aggr_state = c->last_sent_aggr_state;
return 0;
}
@@ -390,6 +390,11 @@ DEFINE_CLK_RPMH_VRM(clk7, _a4, "clka7", 4);
DEFINE_CLK_RPMH_VRM(div_clk1, _div2, "divclka1", 2);
+DEFINE_CLK_RPMH_VRM(clk3, _a, "C3A_E0", 1);
+DEFINE_CLK_RPMH_VRM(clk4, _a, "C4A_E0", 1);
+DEFINE_CLK_RPMH_VRM(clk5, _a, "C5A_E0", 1);
+DEFINE_CLK_RPMH_VRM(clk8, _a, "C8A_E0", 1);
+
DEFINE_CLK_RPMH_BCM(ce, "CE0");
DEFINE_CLK_RPMH_BCM(hwkm, "HK0");
DEFINE_CLK_RPMH_BCM(ipa, "IP0");
@@ -850,6 +855,7 @@ static struct clk_hw *qcs615_rpmh_clocks[] = {
[RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
[RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
[RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
+ [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
};
static const struct clk_rpmh_desc clk_rpmh_qcs615 = {
@@ -879,6 +885,22 @@ static const struct clk_rpmh_desc clk_rpmh_sm8750 = {
.clka_optional = true,
};
+static struct clk_hw *glymur_rpmh_clocks[] = {
+ [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
+ [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
+ [RPMH_RF_CLK3] = &clk_rpmh_clk3_a.hw,
+ [RPMH_RF_CLK3_A] = &clk_rpmh_clk3_a_ao.hw,
+ [RPMH_RF_CLK4] = &clk_rpmh_clk4_a.hw,
+ [RPMH_RF_CLK4_A] = &clk_rpmh_clk4_a_ao.hw,
+ [RPMH_RF_CLK5] = &clk_rpmh_clk5_a.hw,
+ [RPMH_RF_CLK5_A] = &clk_rpmh_clk5_a_ao.hw,
+};
+
+static const struct clk_rpmh_desc clk_rpmh_glymur = {
+ .clks = glymur_rpmh_clocks,
+ .num_clks = ARRAY_SIZE(glymur_rpmh_clocks),
+};
+
static struct clk_hw *of_clk_rpmh_hw_get(struct of_phandle_args *clkspec,
void *data)
{
@@ -968,6 +990,7 @@ static int clk_rpmh_probe(struct platform_device *pdev)
}
static const struct of_device_id clk_rpmh_match_table[] = {
+ { .compatible = "qcom,glymur-rpmh-clk", .data = &clk_rpmh_glymur},
{ .compatible = "qcom,milos-rpmh-clk", .data = &clk_rpmh_milos},
{ .compatible = "qcom,qcs615-rpmh-clk", .data = &clk_rpmh_qcs615},
{ .compatible = "qcom,qdu1000-rpmh-clk", .data = &clk_rpmh_qdu1000},
diff --git a/drivers/clk/qcom/clk-smd-rpm.c b/drivers/clk/qcom/clk-smd-rpm.c
index 3bf6df3884a5..103db984a40b 100644
--- a/drivers/clk/qcom/clk-smd-rpm.c
+++ b/drivers/clk/qcom/clk-smd-rpm.c
@@ -30,7 +30,7 @@
.hw.init = &(struct clk_init_data){ \
.ops = &clk_smd_rpm_ops, \
.name = #_name, \
- .parent_data = &(const struct clk_parent_data){ \
+ .parent_data = &(const struct clk_parent_data){ \
.fw_name = "xo", \
.name = "xo_board", \
}, \
@@ -47,7 +47,7 @@
.hw.init = &(struct clk_init_data){ \
.ops = &clk_smd_rpm_ops, \
.name = #_active, \
- .parent_data = &(const struct clk_parent_data){ \
+ .parent_data = &(const struct clk_parent_data){ \
.fw_name = "xo", \
.name = "xo_board", \
}, \
@@ -74,7 +74,7 @@
.hw.init = &(struct clk_init_data){ \
.ops = &clk_smd_rpm_branch_ops, \
.name = #_name, \
- .parent_data = &(const struct clk_parent_data){ \
+ .parent_data = &(const struct clk_parent_data){ \
.fw_name = "xo", \
.name = "xo_board", \
}, \
@@ -92,7 +92,7 @@
.hw.init = &(struct clk_init_data){ \
.ops = &clk_smd_rpm_branch_ops, \
.name = #_active, \
- .parent_data = &(const struct clk_parent_data){ \
+ .parent_data = &(const struct clk_parent_data){ \
.fw_name = "xo", \
.name = "xo_board", \
}, \
diff --git a/drivers/clk/qcom/common.c b/drivers/clk/qcom/common.c
index 37c3008e6c1b..121591886774 100644
--- a/drivers/clk/qcom/common.c
+++ b/drivers/clk/qcom/common.c
@@ -277,8 +277,8 @@ static int qcom_cc_icc_register(struct device *dev,
icd[i].slave_id = desc->icc_hws[i].slave_id;
hws = &desc->clks[desc->icc_hws[i].clk_id]->hw;
icd[i].clk = devm_clk_hw_get_clk(dev, hws, "icc");
- if (!icd[i].clk)
- return dev_err_probe(dev, -ENOENT,
+ if (IS_ERR(icd[i].clk))
+ return dev_err_probe(dev, PTR_ERR(icd[i].clk),
"(%d) clock entry is null\n", i);
icd[i].name = clk_hw_get_name(hws);
}
diff --git a/drivers/clk/qcom/dispcc-glymur.c b/drivers/clk/qcom/dispcc-glymur.c
new file mode 100644
index 000000000000..5203fa6383f6
--- /dev/null
+++ b/drivers/clk/qcom/dispcc-glymur.c
@@ -0,0 +1,1982 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025, Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/clock/qcom,glymur-dispcc.h>
+
+#include "clk-alpha-pll.h"
+#include "clk-branch.h"
+#include "clk-pll.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "clk-regmap-divider.h"
+#include "clk-regmap-mux.h"
+#include "common.h"
+#include "gdsc.h"
+#include "reset.h"
+
+enum {
+ DT_BI_TCXO,
+ DT_SLEEP_CLK,
+ DT_DP0_PHY_PLL_LINK_CLK,
+ DT_DP0_PHY_PLL_VCO_DIV_CLK,
+ DT_DP1_PHY_PLL_LINK_CLK,
+ DT_DP1_PHY_PLL_VCO_DIV_CLK,
+ DT_DP2_PHY_PLL_LINK_CLK,
+ DT_DP2_PHY_PLL_VCO_DIV_CLK,
+ DT_DP3_PHY_PLL_LINK_CLK,
+ DT_DP3_PHY_PLL_VCO_DIV_CLK,
+ DT_DSI0_PHY_PLL_OUT_BYTECLK,
+ DT_DSI0_PHY_PLL_OUT_DSICLK,
+ DT_DSI1_PHY_PLL_OUT_BYTECLK,
+ DT_DSI1_PHY_PLL_OUT_DSICLK,
+ DT_STANDALONE_PHY_PLL0_LINK_CLK,
+ DT_STANDALONE_PHY_PLL0_VCO_DIV_CLK,
+ DT_STANDALONE_PHY_PLL1_LINK_CLK,
+ DT_STANDALONE_PHY_PLL1_VCO_DIV_CLK,
+};
+
+enum {
+ P_BI_TCXO,
+ P_SLEEP_CLK,
+ P_DISP_CC_PLL0_OUT_MAIN,
+ P_DISP_CC_PLL1_OUT_EVEN,
+ P_DISP_CC_PLL1_OUT_MAIN,
+ P_DP0_PHY_PLL_LINK_CLK,
+ P_DP0_PHY_PLL_VCO_DIV_CLK,
+ P_DP1_PHY_PLL_LINK_CLK,
+ P_DP1_PHY_PLL_VCO_DIV_CLK,
+ P_DP2_PHY_PLL_LINK_CLK,
+ P_DP2_PHY_PLL_VCO_DIV_CLK,
+ P_DP3_PHY_PLL_LINK_CLK,
+ P_DP3_PHY_PLL_VCO_DIV_CLK,
+ P_DSI0_PHY_PLL_OUT_BYTECLK,
+ P_DSI0_PHY_PLL_OUT_DSICLK,
+ P_DSI1_PHY_PLL_OUT_BYTECLK,
+ P_DSI1_PHY_PLL_OUT_DSICLK,
+ P_STANDALONE_PHY_PLL0_LINK_CLK,
+ P_STANDALONE_PHY_PLL0_VCO_DIV_CLK,
+ P_STANDALONE_PHY_PLL1_LINK_CLK,
+ P_STANDALONE_PHY_PLL1_VCO_DIV_CLK,
+};
+
+static const struct pll_vco taycan_eko_t_vco[] = {
+ { 249600000, 2500000000, 0 },
+};
+
+/* 257.142858 MHz Configuration */
+static const struct alpha_pll_config disp_cc_pll0_config = {
+ .l = 0xd,
+ .alpha = 0x6492,
+ .config_ctl_val = 0x25c400e7,
+ .config_ctl_hi_val = 0x0a8060e0,
+ .config_ctl_hi1_val = 0xf51dea20,
+ .user_ctl_val = 0x00000008,
+ .user_ctl_hi_val = 0x00000002,
+};
+
+static struct clk_alpha_pll disp_cc_pll0 = {
+ .offset = 0x0,
+ .config = &disp_cc_pll0_config,
+ .vco_table = taycan_eko_t_vco,
+ .num_vco = ARRAY_SIZE(taycan_eko_t_vco),
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_pll0",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_taycan_eko_t_ops,
+ },
+ },
+};
+
+/* 600.0 MHz Configuration */
+static const struct alpha_pll_config disp_cc_pll1_config = {
+ .l = 0x1f,
+ .alpha = 0x4000,
+ .config_ctl_val = 0x25c400e7,
+ .config_ctl_hi_val = 0x0a8060e0,
+ .config_ctl_hi1_val = 0xf51dea20,
+ .user_ctl_val = 0x00000008,
+ .user_ctl_hi_val = 0x00000002,
+};
+
+static struct clk_alpha_pll disp_cc_pll1 = {
+ .offset = 0x1000,
+ .config = &disp_cc_pll1_config,
+ .vco_table = taycan_eko_t_vco,
+ .num_vco = ARRAY_SIZE(taycan_eko_t_vco),
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_pll1",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_taycan_eko_t_ops,
+ },
+ },
+};
+
+static const struct parent_map disp_cc_parent_map_0[] = {
+ { P_BI_TCXO, 0 },
+ { P_STANDALONE_PHY_PLL0_VCO_DIV_CLK, 1 },
+ { P_DP0_PHY_PLL_VCO_DIV_CLK, 2 },
+ { P_DP3_PHY_PLL_VCO_DIV_CLK, 3 },
+ { P_DP1_PHY_PLL_VCO_DIV_CLK, 4 },
+ { P_STANDALONE_PHY_PLL1_VCO_DIV_CLK, 5 },
+ { P_DP2_PHY_PLL_VCO_DIV_CLK, 6 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_0[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_STANDALONE_PHY_PLL0_VCO_DIV_CLK },
+ { .index = DT_DP0_PHY_PLL_VCO_DIV_CLK },
+ { .index = DT_DP3_PHY_PLL_VCO_DIV_CLK },
+ { .index = DT_DP1_PHY_PLL_VCO_DIV_CLK },
+ { .index = DT_STANDALONE_PHY_PLL1_VCO_DIV_CLK },
+ { .index = DT_DP2_PHY_PLL_VCO_DIV_CLK },
+};
+
+static const struct parent_map disp_cc_parent_map_1[] = {
+ { P_BI_TCXO, 0 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_1[] = {
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map disp_cc_parent_map_2[] = {
+ { P_BI_TCXO, 0 },
+ { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
+ { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 },
+ { P_DSI1_PHY_PLL_OUT_DSICLK, 3 },
+ { P_DSI1_PHY_PLL_OUT_BYTECLK, 4 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_2[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DSI0_PHY_PLL_OUT_DSICLK },
+ { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
+ { .index = DT_DSI1_PHY_PLL_OUT_DSICLK },
+ { .index = DT_DSI1_PHY_PLL_OUT_BYTECLK },
+};
+
+static const struct parent_map disp_cc_parent_map_3[] = {
+ { P_BI_TCXO, 0 },
+ { P_DP0_PHY_PLL_LINK_CLK, 1 },
+ { P_DP1_PHY_PLL_LINK_CLK, 2 },
+ { P_DP2_PHY_PLL_LINK_CLK, 3 },
+ { P_DP3_PHY_PLL_LINK_CLK, 4 },
+ { P_STANDALONE_PHY_PLL1_LINK_CLK, 5 },
+ { P_STANDALONE_PHY_PLL0_LINK_CLK, 6 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_3[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DP0_PHY_PLL_LINK_CLK },
+ { .index = DT_DP1_PHY_PLL_LINK_CLK },
+ { .index = DT_DP2_PHY_PLL_LINK_CLK },
+ { .index = DT_DP3_PHY_PLL_LINK_CLK },
+ { .index = DT_STANDALONE_PHY_PLL1_LINK_CLK },
+ { .index = DT_STANDALONE_PHY_PLL0_LINK_CLK },
+};
+
+static const struct parent_map disp_cc_parent_map_4[] = {
+ { P_BI_TCXO, 0 },
+ { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
+ { P_DSI1_PHY_PLL_OUT_DSICLK, 3 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_4[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DSI0_PHY_PLL_OUT_DSICLK },
+ { .index = DT_DSI1_PHY_PLL_OUT_DSICLK },
+};
+
+static const struct parent_map disp_cc_parent_map_5[] = {
+ { P_BI_TCXO, 0 },
+ { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 },
+ { P_DSI1_PHY_PLL_OUT_BYTECLK, 4 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_5[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
+ { .index = DT_DSI1_PHY_PLL_OUT_BYTECLK },
+};
+
+static const struct parent_map disp_cc_parent_map_6[] = {
+ { P_BI_TCXO, 0 },
+ { P_DISP_CC_PLL1_OUT_MAIN, 4 },
+ { P_DISP_CC_PLL1_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_6[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &disp_cc_pll1.clkr.hw },
+ { .hw = &disp_cc_pll1.clkr.hw },
+};
+
+static const struct parent_map disp_cc_parent_map_7[] = {
+ { P_BI_TCXO, 0 },
+ { P_DISP_CC_PLL0_OUT_MAIN, 1 },
+ { P_DISP_CC_PLL1_OUT_MAIN, 4 },
+ { P_DISP_CC_PLL1_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_7[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &disp_cc_pll0.clkr.hw },
+ { .hw = &disp_cc_pll1.clkr.hw },
+ { .hw = &disp_cc_pll1.clkr.hw },
+};
+
+static const struct parent_map disp_cc_parent_map_8[] = {
+ { P_BI_TCXO, 0 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_8[] = {
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map disp_cc_parent_map_9[] = {
+ { P_SLEEP_CLK, 0 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_9[] = {
+ { .index = DT_SLEEP_CLK },
+};
+
+static const struct freq_tbl ftbl_disp_cc_esync0_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_esync0_clk_src = {
+ .cmd_rcgr = 0x80c0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_4,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_esync0_clk_src",
+ .parent_data = disp_cc_parent_data_4,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_esync1_clk_src = {
+ .cmd_rcgr = 0x80d8,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_4,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_esync1_clk_src",
+ .parent_data = disp_cc_parent_data_4,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(37500000, P_DISP_CC_PLL1_OUT_MAIN, 16, 0, 0),
+ F(75000000, P_DISP_CC_PLL1_OUT_MAIN, 8, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
+ .cmd_rcgr = 0x8360,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_6,
+ .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src,
+ .hw_clk_ctrl = true,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_ahb_clk_src",
+ .parent_data = disp_cc_parent_data_6,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_6),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
+ .cmd_rcgr = 0x8180,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_2,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_clk_src",
+ .parent_data = disp_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_byte1_clk_src = {
+ .cmd_rcgr = 0x819c,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_2,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte1_clk_src",
+ .parent_data = disp_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_aux_clk_src = {
+ .cmd_rcgr = 0x8234,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_aux_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_link_clk_src = {
+ .cmd_rcgr = 0x81e8,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_3,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_clk_src",
+ .parent_data = disp_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_pixel0_clk_src = {
+ .cmd_rcgr = 0x8204,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel0_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_pixel1_clk_src = {
+ .cmd_rcgr = 0x821c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel1_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx1_aux_clk_src = {
+ .cmd_rcgr = 0x8298,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_aux_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx1_link_clk_src = {
+ .cmd_rcgr = 0x827c,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_3,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_link_clk_src",
+ .parent_data = disp_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx1_pixel0_clk_src = {
+ .cmd_rcgr = 0x824c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_pixel0_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx1_pixel1_clk_src = {
+ .cmd_rcgr = 0x8264,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_pixel1_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx2_aux_clk_src = {
+ .cmd_rcgr = 0x82fc,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_aux_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx2_link_clk_src = {
+ .cmd_rcgr = 0x82b0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_3,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_link_clk_src",
+ .parent_data = disp_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx2_pixel0_clk_src = {
+ .cmd_rcgr = 0x82cc,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_pixel0_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx2_pixel1_clk_src = {
+ .cmd_rcgr = 0x82e4,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_pixel1_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx3_aux_clk_src = {
+ .cmd_rcgr = 0x8348,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_aux_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx3_link_clk_src = {
+ .cmd_rcgr = 0x832c,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_3,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_link_clk_src",
+ .parent_data = disp_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx3_pixel0_clk_src = {
+ .cmd_rcgr = 0x8314,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_pixel0_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
+ .cmd_rcgr = 0x81b8,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_5,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_esc0_clk_src",
+ .parent_data = disp_cc_parent_data_5,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_esc1_clk_src = {
+ .cmd_rcgr = 0x81d0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_5,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_esc1_clk_src",
+ .parent_data = disp_cc_parent_data_5,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(85714286, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(100000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(150000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(156000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(205000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(337000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(417000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(532000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(600000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(660000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(717000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
+ .cmd_rcgr = 0x8150,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_7,
+ .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
+ .hw_clk_ctrl = true,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_clk_src",
+ .parent_data = disp_cc_parent_data_7,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_7),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
+ .cmd_rcgr = 0x8108,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_2,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk0_clk_src",
+ .parent_data = disp_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_pixel_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_pclk1_clk_src = {
+ .cmd_rcgr = 0x8120,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_2,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk1_clk_src",
+ .parent_data = disp_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_pixel_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_pclk2_clk_src = {
+ .cmd_rcgr = 0x8138,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_2,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk2_clk_src",
+ .parent_data = disp_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_pixel_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
+ .cmd_rcgr = 0x8168,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_vsync_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_osc_clk_src = {
+ .cmd_rcgr = 0x80f0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_8,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_osc_clk_src",
+ .parent_data = disp_cc_parent_data_8,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_8),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_disp_cc_sleep_clk_src[] = {
+ F(32000, P_SLEEP_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_sleep_clk_src = {
+ .cmd_rcgr = 0xe064,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_9,
+ .freq_tbl = ftbl_disp_cc_sleep_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_sleep_clk_src",
+ .parent_data = disp_cc_parent_data_9,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_9),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_xo_clk_src = {
+ .cmd_rcgr = 0xe044,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .freq_tbl = ftbl_disp_cc_esync0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_xo_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
+ .reg = 0x8198,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_byte1_div_clk_src = {
+ .reg = 0x81b4,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte1_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx0_link_div_clk_src = {
+ .reg = 0x8200,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx0_link_dpin_div_clk_src = {
+ .reg = 0x838c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_dpin_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx1_link_div_clk_src = {
+ .reg = 0x8294,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_link_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx1_link_dpin_div_clk_src = {
+ .reg = 0x8390,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_link_dpin_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx2_link_div_clk_src = {
+ .reg = 0x82c8,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_link_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx2_link_dpin_div_clk_src = {
+ .reg = 0x8394,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_link_dpin_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx3_link_div_clk_src = {
+ .reg = 0x8344,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_link_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx3_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx3_link_dpin_div_clk_src = {
+ .reg = 0x8398,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_link_dpin_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx3_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_branch disp_cc_esync0_clk = {
+ .halt_reg = 0x80b8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x80b8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_esync0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_esync0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_esync1_clk = {
+ .halt_reg = 0x80bc,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x80bc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_esync1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_esync1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_accu_shift_clk = {
+ .halt_reg = 0xe060,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0xe060,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_accu_shift_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_ahb1_clk = {
+ .halt_reg = 0xa028,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xa028,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_ahb1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_ahb_clk = {
+ .halt_reg = 0x80b0,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x80b0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_byte0_clk = {
+ .halt_reg = 0x8034,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8034,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_byte0_intf_clk = {
+ .halt_reg = 0x8038,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8038,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte0_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_byte1_clk = {
+ .halt_reg = 0x803c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x803c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_byte1_intf_clk = {
+ .halt_reg = 0x8040,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8040,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte1_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte1_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_aux_clk = {
+ .halt_reg = 0x8064,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8064,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_link_clk = {
+ .halt_reg = 0x804c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x804c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_link_dpin_clk = {
+ .halt_reg = 0x837c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x837c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_dpin_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_dpin_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_link_intf_clk = {
+ .halt_reg = 0x8054,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8054,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_pixel0_clk = {
+ .halt_reg = 0x805c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x805c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_pixel0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_pixel1_clk = {
+ .halt_reg = 0x8060,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8060,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_pixel1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_usb_router_link_intf_clk = {
+ .halt_reg = 0x8050,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8050,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_usb_router_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx1_aux_clk = {
+ .halt_reg = 0x8080,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8080,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx1_link_clk = {
+ .halt_reg = 0x8070,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8070,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_link_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx1_link_dpin_clk = {
+ .halt_reg = 0x8380,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8380,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_link_dpin_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_link_dpin_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx1_link_intf_clk = {
+ .halt_reg = 0x8078,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8078,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx1_pixel0_clk = {
+ .halt_reg = 0x8068,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8068,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_pixel0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_pixel0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx1_pixel1_clk = {
+ .halt_reg = 0x806c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x806c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_pixel1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_pixel1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx1_usb_router_link_intf_clk = {
+ .halt_reg = 0x8074,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8074,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx1_usb_router_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx1_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx2_aux_clk = {
+ .halt_reg = 0x8098,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8098,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx2_link_clk = {
+ .halt_reg = 0x808c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x808c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_link_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx2_link_dpin_clk = {
+ .halt_reg = 0x8384,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8384,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_link_dpin_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_link_dpin_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx2_link_intf_clk = {
+ .halt_reg = 0x8090,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8090,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx2_pixel0_clk = {
+ .halt_reg = 0x8084,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8084,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_pixel0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_pixel0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx2_pixel1_clk = {
+ .halt_reg = 0x8088,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8088,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_pixel1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_pixel1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx2_usb_router_link_intf_clk = {
+ .halt_reg = 0x8378,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8378,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx2_usb_router_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx2_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx3_aux_clk = {
+ .halt_reg = 0x80a8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x80a8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx3_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx3_link_clk = {
+ .halt_reg = 0x80a0,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x80a0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_link_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx3_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx3_link_dpin_clk = {
+ .halt_reg = 0x8388,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8388,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_link_dpin_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx3_link_dpin_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx3_link_intf_clk = {
+ .halt_reg = 0x80a4,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x80a4,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx3_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx3_pixel0_clk = {
+ .halt_reg = 0x809c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x809c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx3_pixel0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx3_pixel0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_esc0_clk = {
+ .halt_reg = 0x8044,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8044,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_esc0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_esc0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_esc1_clk = {
+ .halt_reg = 0x8048,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_esc1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_esc1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp1_clk = {
+ .halt_reg = 0xa004,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xa004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp_clk = {
+ .halt_reg = 0x8010,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8010,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp_lut1_clk = {
+ .halt_reg = 0xa014,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0xa014,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_lut1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp_lut_clk = {
+ .halt_reg = 0x8020,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x8020,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_lut_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = {
+ .halt_reg = 0xc004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0xc004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_non_gdsc_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_pclk0_clk = {
+ .halt_reg = 0x8004,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_pclk0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_pclk1_clk = {
+ .halt_reg = 0x8008,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_pclk1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_pclk2_clk = {
+ .halt_reg = 0x800c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x800c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_pclk2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_rscc_ahb_clk = {
+ .halt_reg = 0xc00c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xc00c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_rscc_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_rscc_vsync_clk = {
+ .halt_reg = 0xc008,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xc008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_rscc_vsync_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_vsync_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_vsync1_clk = {
+ .halt_reg = 0xa024,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xa024,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_vsync1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_vsync_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_vsync_clk = {
+ .halt_reg = 0x8030,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8030,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_vsync_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_vsync_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_osc_clk = {
+ .halt_reg = 0x80b4,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x80b4,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_osc_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_osc_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct gdsc disp_cc_mdss_core_gdsc = {
+ .gdscr = 0x9000,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "disp_cc_mdss_core_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = HW_CTRL | POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc disp_cc_mdss_core_int2_gdsc = {
+ .gdscr = 0xb000,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "disp_cc_mdss_core_int2_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = HW_CTRL | POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct clk_regmap *disp_cc_glymur_clocks[] = {
+ [DISP_CC_ESYNC0_CLK] = &disp_cc_esync0_clk.clkr,
+ [DISP_CC_ESYNC0_CLK_SRC] = &disp_cc_esync0_clk_src.clkr,
+ [DISP_CC_ESYNC1_CLK] = &disp_cc_esync1_clk.clkr,
+ [DISP_CC_ESYNC1_CLK_SRC] = &disp_cc_esync1_clk_src.clkr,
+ [DISP_CC_MDSS_ACCU_SHIFT_CLK] = &disp_cc_mdss_accu_shift_clk.clkr,
+ [DISP_CC_MDSS_AHB1_CLK] = &disp_cc_mdss_ahb1_clk.clkr,
+ [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr,
+ [DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr,
+ [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr,
+ [DISP_CC_MDSS_BYTE1_CLK] = &disp_cc_mdss_byte1_clk.clkr,
+ [DISP_CC_MDSS_BYTE1_CLK_SRC] = &disp_cc_mdss_byte1_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE1_DIV_CLK_SRC] = &disp_cc_mdss_byte1_div_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE1_INTF_CLK] = &disp_cc_mdss_byte1_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_AUX_CLK] = &disp_cc_mdss_dptx0_aux_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_AUX_CLK_SRC] = &disp_cc_mdss_dptx0_aux_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_CLK] = &disp_cc_mdss_dptx0_link_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_CLK_SRC] = &disp_cc_mdss_dptx0_link_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_DIV_CLK_SRC] = &disp_cc_mdss_dptx0_link_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_DPIN_CLK] = &disp_cc_mdss_dptx0_link_dpin_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_DPIN_DIV_CLK_SRC] = &disp_cc_mdss_dptx0_link_dpin_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_INTF_CLK] = &disp_cc_mdss_dptx0_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL0_CLK] = &disp_cc_mdss_dptx0_pixel0_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC] = &disp_cc_mdss_dptx0_pixel0_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL1_CLK] = &disp_cc_mdss_dptx0_pixel1_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL1_CLK_SRC] = &disp_cc_mdss_dptx0_pixel1_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK] =
+ &disp_cc_mdss_dptx0_usb_router_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX1_AUX_CLK] = &disp_cc_mdss_dptx1_aux_clk.clkr,
+ [DISP_CC_MDSS_DPTX1_AUX_CLK_SRC] = &disp_cc_mdss_dptx1_aux_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX1_LINK_CLK] = &disp_cc_mdss_dptx1_link_clk.clkr,
+ [DISP_CC_MDSS_DPTX1_LINK_CLK_SRC] = &disp_cc_mdss_dptx1_link_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX1_LINK_DIV_CLK_SRC] = &disp_cc_mdss_dptx1_link_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX1_LINK_DPIN_CLK] = &disp_cc_mdss_dptx1_link_dpin_clk.clkr,
+ [DISP_CC_MDSS_DPTX1_LINK_DPIN_DIV_CLK_SRC] = &disp_cc_mdss_dptx1_link_dpin_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX1_LINK_INTF_CLK] = &disp_cc_mdss_dptx1_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX1_PIXEL0_CLK] = &disp_cc_mdss_dptx1_pixel0_clk.clkr,
+ [DISP_CC_MDSS_DPTX1_PIXEL0_CLK_SRC] = &disp_cc_mdss_dptx1_pixel0_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX1_PIXEL1_CLK] = &disp_cc_mdss_dptx1_pixel1_clk.clkr,
+ [DISP_CC_MDSS_DPTX1_PIXEL1_CLK_SRC] = &disp_cc_mdss_dptx1_pixel1_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX1_USB_ROUTER_LINK_INTF_CLK] =
+ &disp_cc_mdss_dptx1_usb_router_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX2_AUX_CLK] = &disp_cc_mdss_dptx2_aux_clk.clkr,
+ [DISP_CC_MDSS_DPTX2_AUX_CLK_SRC] = &disp_cc_mdss_dptx2_aux_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX2_LINK_CLK] = &disp_cc_mdss_dptx2_link_clk.clkr,
+ [DISP_CC_MDSS_DPTX2_LINK_CLK_SRC] = &disp_cc_mdss_dptx2_link_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX2_LINK_DIV_CLK_SRC] = &disp_cc_mdss_dptx2_link_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX2_LINK_DPIN_CLK] = &disp_cc_mdss_dptx2_link_dpin_clk.clkr,
+ [DISP_CC_MDSS_DPTX2_LINK_DPIN_DIV_CLK_SRC] = &disp_cc_mdss_dptx2_link_dpin_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX2_LINK_INTF_CLK] = &disp_cc_mdss_dptx2_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX2_PIXEL0_CLK] = &disp_cc_mdss_dptx2_pixel0_clk.clkr,
+ [DISP_CC_MDSS_DPTX2_PIXEL0_CLK_SRC] = &disp_cc_mdss_dptx2_pixel0_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX2_PIXEL1_CLK] = &disp_cc_mdss_dptx2_pixel1_clk.clkr,
+ [DISP_CC_MDSS_DPTX2_PIXEL1_CLK_SRC] = &disp_cc_mdss_dptx2_pixel1_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX2_USB_ROUTER_LINK_INTF_CLK] =
+ &disp_cc_mdss_dptx2_usb_router_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX3_AUX_CLK] = &disp_cc_mdss_dptx3_aux_clk.clkr,
+ [DISP_CC_MDSS_DPTX3_AUX_CLK_SRC] = &disp_cc_mdss_dptx3_aux_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX3_LINK_CLK] = &disp_cc_mdss_dptx3_link_clk.clkr,
+ [DISP_CC_MDSS_DPTX3_LINK_CLK_SRC] = &disp_cc_mdss_dptx3_link_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX3_LINK_DIV_CLK_SRC] = &disp_cc_mdss_dptx3_link_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX3_LINK_DPIN_CLK] = &disp_cc_mdss_dptx3_link_dpin_clk.clkr,
+ [DISP_CC_MDSS_DPTX3_LINK_DPIN_DIV_CLK_SRC] = &disp_cc_mdss_dptx3_link_dpin_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX3_LINK_INTF_CLK] = &disp_cc_mdss_dptx3_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX3_PIXEL0_CLK] = &disp_cc_mdss_dptx3_pixel0_clk.clkr,
+ [DISP_CC_MDSS_DPTX3_PIXEL0_CLK_SRC] = &disp_cc_mdss_dptx3_pixel0_clk_src.clkr,
+ [DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
+ [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
+ [DISP_CC_MDSS_ESC1_CLK] = &disp_cc_mdss_esc1_clk.clkr,
+ [DISP_CC_MDSS_ESC1_CLK_SRC] = &disp_cc_mdss_esc1_clk_src.clkr,
+ [DISP_CC_MDSS_MDP1_CLK] = &disp_cc_mdss_mdp1_clk.clkr,
+ [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr,
+ [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr,
+ [DISP_CC_MDSS_MDP_LUT1_CLK] = &disp_cc_mdss_mdp_lut1_clk.clkr,
+ [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr,
+ [DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr,
+ [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr,
+ [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr,
+ [DISP_CC_MDSS_PCLK1_CLK] = &disp_cc_mdss_pclk1_clk.clkr,
+ [DISP_CC_MDSS_PCLK1_CLK_SRC] = &disp_cc_mdss_pclk1_clk_src.clkr,
+ [DISP_CC_MDSS_PCLK2_CLK] = &disp_cc_mdss_pclk2_clk.clkr,
+ [DISP_CC_MDSS_PCLK2_CLK_SRC] = &disp_cc_mdss_pclk2_clk_src.clkr,
+ [DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr,
+ [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr,
+ [DISP_CC_MDSS_VSYNC1_CLK] = &disp_cc_mdss_vsync1_clk.clkr,
+ [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr,
+ [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr,
+ [DISP_CC_OSC_CLK] = &disp_cc_osc_clk.clkr,
+ [DISP_CC_OSC_CLK_SRC] = &disp_cc_osc_clk_src.clkr,
+ [DISP_CC_PLL0] = &disp_cc_pll0.clkr,
+ [DISP_CC_PLL1] = &disp_cc_pll1.clkr,
+ [DISP_CC_SLEEP_CLK_SRC] = &disp_cc_sleep_clk_src.clkr,
+ [DISP_CC_XO_CLK_SRC] = &disp_cc_xo_clk_src.clkr,
+};
+
+static struct gdsc *disp_cc_glymur_gdscs[] = {
+ [DISP_CC_MDSS_CORE_GDSC] = &disp_cc_mdss_core_gdsc,
+ [DISP_CC_MDSS_CORE_INT2_GDSC] = &disp_cc_mdss_core_int2_gdsc,
+};
+
+static const struct qcom_reset_map disp_cc_glymur_resets[] = {
+ [DISP_CC_MDSS_CORE_BCR] = { 0x8000 },
+ [DISP_CC_MDSS_CORE_INT2_BCR] = { 0xa000 },
+ [DISP_CC_MDSS_RSCC_BCR] = { 0xc000 },
+};
+
+static struct clk_alpha_pll *disp_cc_glymur_plls[] = {
+ &disp_cc_pll0,
+ &disp_cc_pll1,
+};
+
+static u32 disp_cc_glymur_critical_cbcrs[] = {
+ 0xe07c, /* DISP_CC_SLEEP_CLK */
+ 0xe05c, /* DISP_CC_XO_CLK */
+};
+
+static const struct regmap_config disp_cc_glymur_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x11014,
+ .fast_io = true,
+};
+
+static struct qcom_cc_driver_data disp_cc_glymur_driver_data = {
+ .alpha_plls = disp_cc_glymur_plls,
+ .num_alpha_plls = ARRAY_SIZE(disp_cc_glymur_plls),
+ .clk_cbcrs = disp_cc_glymur_critical_cbcrs,
+ .num_clk_cbcrs = ARRAY_SIZE(disp_cc_glymur_critical_cbcrs),
+};
+
+static const struct qcom_cc_desc disp_cc_glymur_desc = {
+ .config = &disp_cc_glymur_regmap_config,
+ .clks = disp_cc_glymur_clocks,
+ .num_clks = ARRAY_SIZE(disp_cc_glymur_clocks),
+ .resets = disp_cc_glymur_resets,
+ .num_resets = ARRAY_SIZE(disp_cc_glymur_resets),
+ .gdscs = disp_cc_glymur_gdscs,
+ .num_gdscs = ARRAY_SIZE(disp_cc_glymur_gdscs),
+ .use_rpm = true,
+ .driver_data = &disp_cc_glymur_driver_data,
+};
+
+static const struct of_device_id disp_cc_glymur_match_table[] = {
+ { .compatible = "qcom,glymur-dispcc" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, disp_cc_glymur_match_table);
+
+static int disp_cc_glymur_probe(struct platform_device *pdev)
+{
+ return qcom_cc_probe(pdev, &disp_cc_glymur_desc);
+}
+
+static struct platform_driver disp_cc_glymur_driver = {
+ .probe = disp_cc_glymur_probe,
+ .driver = {
+ .name = "dispcc-glymur",
+ .of_match_table = disp_cc_glymur_match_table,
+ },
+};
+
+module_platform_driver(disp_cc_glymur_driver);
+
+MODULE_DESCRIPTION("QTI DISPCC GLYMUR Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/qcom/dispcc-milos.c b/drivers/clk/qcom/dispcc-milos.c
index 602d3a498d33..95b6dd89d9ae 100644
--- a/drivers/clk/qcom/dispcc-milos.c
+++ b/drivers/clk/qcom/dispcc-milos.c
@@ -937,7 +937,7 @@ static struct qcom_cc_driver_data disp_cc_milos_driver_data = {
.clk_regs_configure = disp_cc_milos_clk_regs_configure,
};
-static struct qcom_cc_desc disp_cc_milos_desc = {
+static const struct qcom_cc_desc disp_cc_milos_desc = {
.config = &disp_cc_milos_regmap_config,
.clks = disp_cc_milos_clocks,
.num_clks = ARRAY_SIZE(disp_cc_milos_clocks),
diff --git a/drivers/clk/qcom/dispcc-sc7280.c b/drivers/clk/qcom/dispcc-sc7280.c
index 8bdf57734a3d..465dc06c8712 100644
--- a/drivers/clk/qcom/dispcc-sc7280.c
+++ b/drivers/clk/qcom/dispcc-sc7280.c
@@ -17,6 +17,7 @@
#include "clk-regmap-divider.h"
#include "common.h"
#include "gdsc.h"
+#include "reset.h"
enum {
P_BI_TCXO,
@@ -847,6 +848,11 @@ static struct gdsc *disp_cc_sc7280_gdscs[] = {
[DISP_CC_MDSS_CORE_GDSC] = &disp_cc_mdss_core_gdsc,
};
+static const struct qcom_reset_map disp_cc_sc7280_resets[] = {
+ [DISP_CC_MDSS_CORE_BCR] = { 0x1000 },
+ [DISP_CC_MDSS_RSCC_BCR] = { 0x2000 },
+};
+
static const struct regmap_config disp_cc_sc7280_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
@@ -861,6 +867,8 @@ static const struct qcom_cc_desc disp_cc_sc7280_desc = {
.num_clks = ARRAY_SIZE(disp_cc_sc7280_clocks),
.gdscs = disp_cc_sc7280_gdscs,
.num_gdscs = ARRAY_SIZE(disp_cc_sc7280_gdscs),
+ .resets = disp_cc_sc7280_resets,
+ .num_resets = ARRAY_SIZE(disp_cc_sc7280_resets),
};
static const struct of_device_id disp_cc_sc7280_match_table[] = {
diff --git a/drivers/clk/qcom/dispcc-sm6350.c b/drivers/clk/qcom/dispcc-sm6350.c
index b0bd163a449c..5b1d8f86515f 100644
--- a/drivers/clk/qcom/dispcc-sm6350.c
+++ b/drivers/clk/qcom/dispcc-sm6350.c
@@ -679,6 +679,11 @@ static struct clk_branch disp_cc_xo_clk = {
},
};
+static const struct qcom_reset_map disp_cc_sm6350_resets[] = {
+ [DISP_CC_MDSS_CORE_BCR] = { 0x1000 },
+ [DISP_CC_MDSS_RSCC_BCR] = { 0x2000 },
+};
+
static struct gdsc mdss_gdsc = {
.gdscr = 0x1004,
.en_rest_wait_val = 0x2,
@@ -746,6 +751,8 @@ static const struct qcom_cc_desc disp_cc_sm6350_desc = {
.num_clks = ARRAY_SIZE(disp_cc_sm6350_clocks),
.gdscs = disp_cc_sm6350_gdscs,
.num_gdscs = ARRAY_SIZE(disp_cc_sm6350_gdscs),
+ .resets = disp_cc_sm6350_resets,
+ .num_resets = ARRAY_SIZE(disp_cc_sm6350_resets),
};
static const struct of_device_id disp_cc_sm6350_match_table[] = {
diff --git a/drivers/clk/qcom/dispcc-sm7150.c b/drivers/clk/qcom/dispcc-sm7150.c
index bdfff246ed3f..811d380a8e9f 100644
--- a/drivers/clk/qcom/dispcc-sm7150.c
+++ b/drivers/clk/qcom/dispcc-sm7150.c
@@ -20,6 +20,7 @@
#include "clk-regmap-divider.h"
#include "common.h"
#include "gdsc.h"
+#include "reset.h"
enum {
DT_BI_TCXO,
@@ -356,7 +357,7 @@ static struct clk_rcg2 dispcc_mdss_pclk0_clk_src = {
.name = "dispcc_mdss_pclk0_clk_src",
.parent_data = dispcc_parent_data_4,
.num_parents = ARRAY_SIZE(dispcc_parent_data_4),
- .flags = CLK_SET_RATE_PARENT,
+ .flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
.ops = &clk_pixel_ops,
},
};
@@ -951,6 +952,10 @@ static struct gdsc *dispcc_sm7150_gdscs[] = {
[MDSS_GDSC] = &mdss_gdsc,
};
+static const struct qcom_reset_map dispcc_sm7150_resets[] = {
+ [DISPCC_MDSS_CORE_BCR] = { 0x2000 },
+};
+
static const struct regmap_config dispcc_sm7150_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
@@ -965,6 +970,8 @@ static const struct qcom_cc_desc dispcc_sm7150_desc = {
.num_clks = ARRAY_SIZE(dispcc_sm7150_clocks),
.gdscs = dispcc_sm7150_gdscs,
.num_gdscs = ARRAY_SIZE(dispcc_sm7150_gdscs),
+ .resets = dispcc_sm7150_resets,
+ .num_resets = ARRAY_SIZE(dispcc_sm7150_resets),
};
static const struct of_device_id dispcc_sm7150_match_table[] = {
diff --git a/drivers/clk/qcom/dispcc-x1e80100.c b/drivers/clk/qcom/dispcc-x1e80100.c
index 40069eba41f2..aa7fd43969f9 100644
--- a/drivers/clk/qcom/dispcc-x1e80100.c
+++ b/drivers/clk/qcom/dispcc-x1e80100.c
@@ -1618,6 +1618,9 @@ static struct clk_regmap *disp_cc_x1e80100_clocks[] = {
static const struct qcom_reset_map disp_cc_x1e80100_resets[] = {
[DISP_CC_MDSS_CORE_BCR] = { 0x8000 },
+ [DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK_ARES] = { .reg = 0x8044, .bit = 2 },
+ [DISP_CC_MDSS_DPTX1_USB_ROUTER_LINK_INTF_CLK_ARES] = { .reg = 0x8068, .bit = 2 },
+ [DISP_CC_MDSS_DPTX2_USB_ROUTER_LINK_INTF_CLK_ARES] = { .reg = 0x8088, .bit = 2 },
[DISP_CC_MDSS_CORE_INT2_BCR] = { 0xa000 },
[DISP_CC_MDSS_RSCC_BCR] = { 0xc000 },
};
diff --git a/drivers/clk/qcom/ecpricc-qdu1000.c b/drivers/clk/qcom/ecpricc-qdu1000.c
index dbc11260479b..c2a16616ed64 100644
--- a/drivers/clk/qcom/ecpricc-qdu1000.c
+++ b/drivers/clk/qcom/ecpricc-qdu1000.c
@@ -920,6 +920,7 @@ static struct clk_branch ecpri_cc_eth_100g_c2c1_udp_fifo_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_c2c_0_hm_ff_0_clk = {
.mem_enable_reg = 0x8410,
.mem_ack_reg = 0x8424,
+ .mem_enable_mask = BIT(0),
.mem_enable_ack_mask = BIT(0),
.branch = {
.halt_reg = 0x80b4,
@@ -943,6 +944,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_c2c_0_hm_ff_0_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_c2c_0_hm_ff_1_clk = {
.mem_enable_reg = 0x8410,
.mem_ack_reg = 0x8424,
+ .mem_enable_mask = BIT(1),
.mem_enable_ack_mask = BIT(1),
.branch = {
.halt_reg = 0x80bc,
@@ -966,6 +968,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_c2c_0_hm_ff_1_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_c2c_hm_macsec_clk = {
.mem_enable_reg = 0x8410,
.mem_ack_reg = 0x8424,
+ .mem_enable_mask = BIT(4),
.mem_enable_ack_mask = BIT(4),
.branch = {
.halt_reg = 0x80ac,
@@ -989,6 +992,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_c2c_hm_macsec_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_dbg_c2c_hm_ff_0_clk = {
.mem_enable_reg = 0x8414,
.mem_ack_reg = 0x8428,
+ .mem_enable_mask = BIT(0),
.mem_enable_ack_mask = BIT(0),
.branch = {
.halt_reg = 0x80d8,
@@ -1012,6 +1016,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_dbg_c2c_hm_ff_0_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_dbg_c2c_hm_ff_1_clk = {
.mem_enable_reg = 0x8414,
.mem_ack_reg = 0x8428,
+ .mem_enable_mask = BIT(1),
.mem_enable_ack_mask = BIT(1),
.branch = {
.halt_reg = 0x80e0,
@@ -1053,6 +1058,7 @@ static struct clk_branch ecpri_cc_eth_100g_dbg_c2c_udp_fifo_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_0_hm_ff_0_clk = {
.mem_enable_reg = 0x8404,
.mem_ack_reg = 0x8418,
+ .mem_enable_mask = BIT(0),
.mem_enable_ack_mask = BIT(0),
.branch = {
.halt_reg = 0x800c,
@@ -1076,6 +1082,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_0_hm_ff_0_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_0_hm_ff_1_clk = {
.mem_enable_reg = 0x8404,
.mem_ack_reg = 0x8418,
+ .mem_enable_mask = BIT(1),
.mem_enable_ack_mask = BIT(1),
.branch = {
.halt_reg = 0x8014,
@@ -1099,6 +1106,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_0_hm_ff_1_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_0_hm_ff_2_clk = {
.mem_enable_reg = 0x8404,
.mem_ack_reg = 0x8418,
+ .mem_enable_mask = BIT(2),
.mem_enable_ack_mask = BIT(2),
.branch = {
.halt_reg = 0x801c,
@@ -1122,6 +1130,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_0_hm_ff_2_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_0_hm_ff_3_clk = {
.mem_enable_reg = 0x8404,
.mem_ack_reg = 0x8418,
+ .mem_enable_mask = BIT(3),
.mem_enable_ack_mask = BIT(3),
.branch = {
.halt_reg = 0x8024,
@@ -1163,6 +1172,7 @@ static struct clk_branch ecpri_cc_eth_100g_fh_0_udp_fifo_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_1_hm_ff_0_clk = {
.mem_enable_reg = 0x8408,
.mem_ack_reg = 0x841c,
+ .mem_enable_mask = BIT(0),
.mem_enable_ack_mask = BIT(0),
.branch = {
.halt_reg = 0x8044,
@@ -1186,6 +1196,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_1_hm_ff_0_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_1_hm_ff_1_clk = {
.mem_enable_reg = 0x8408,
.mem_ack_reg = 0x841c,
+ .mem_enable_mask = BIT(1),
.mem_enable_ack_mask = BIT(1),
.branch = {
.halt_reg = 0x804c,
@@ -1209,6 +1220,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_1_hm_ff_1_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_1_hm_ff_2_clk = {
.mem_enable_reg = 0x8408,
.mem_ack_reg = 0x841c,
+ .mem_enable_mask = BIT(2),
.mem_enable_ack_mask = BIT(2),
.branch = {
.halt_reg = 0x8054,
@@ -1232,6 +1244,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_1_hm_ff_2_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_1_hm_ff_3_clk = {
.mem_enable_reg = 0x8408,
.mem_ack_reg = 0x841c,
+ .mem_enable_mask = BIT(3),
.mem_enable_ack_mask = BIT(3),
.branch = {
.halt_reg = 0x805c,
@@ -1273,6 +1286,7 @@ static struct clk_branch ecpri_cc_eth_100g_fh_1_udp_fifo_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_2_hm_ff_0_clk = {
.mem_enable_reg = 0x840c,
.mem_ack_reg = 0x8420,
+ .mem_enable_mask = BIT(0),
.mem_enable_ack_mask = BIT(0),
.branch = {
.halt_reg = 0x807c,
@@ -1296,6 +1310,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_2_hm_ff_0_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_2_hm_ff_1_clk = {
.mem_enable_reg = 0x840c,
.mem_ack_reg = 0x8420,
+ .mem_enable_mask = BIT(1),
.mem_enable_ack_mask = BIT(1),
.branch = {
.halt_reg = 0x8084,
@@ -1319,6 +1334,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_2_hm_ff_1_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_2_hm_ff_2_clk = {
.mem_enable_reg = 0x840c,
.mem_ack_reg = 0x8420,
+ .mem_enable_mask = BIT(2),
.mem_enable_ack_mask = BIT(2),
.branch = {
.halt_reg = 0x808c,
@@ -1342,6 +1358,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_2_hm_ff_2_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_2_hm_ff_3_clk = {
.mem_enable_reg = 0x840c,
.mem_ack_reg = 0x8420,
+ .mem_enable_mask = BIT(3),
.mem_enable_ack_mask = BIT(3),
.branch = {
.halt_reg = 0x8094,
@@ -1383,6 +1400,7 @@ static struct clk_branch ecpri_cc_eth_100g_fh_2_udp_fifo_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_macsec_0_clk = {
.mem_enable_reg = 0x8404,
.mem_ack_reg = 0x8418,
+ .mem_enable_mask = BIT(4),
.mem_enable_ack_mask = BIT(4),
.branch = {
.halt_reg = 0x8004,
@@ -1406,6 +1424,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_macsec_0_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_macsec_1_clk = {
.mem_enable_reg = 0x8408,
.mem_ack_reg = 0x841c,
+ .mem_enable_mask = BIT(4),
.mem_enable_ack_mask = BIT(4),
.branch = {
.halt_reg = 0x803c,
@@ -1429,6 +1448,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_macsec_1_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_fh_macsec_2_clk = {
.mem_enable_reg = 0x840c,
.mem_ack_reg = 0x8420,
+ .mem_enable_mask = BIT(4),
.mem_enable_ack_mask = BIT(4),
.branch = {
.halt_reg = 0x8074,
@@ -1452,6 +1472,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_fh_macsec_2_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_mac_c2c_hm_ref_clk = {
.mem_enable_reg = 0x8410,
.mem_ack_reg = 0x8424,
+ .mem_enable_mask = BIT(5),
.mem_enable_ack_mask = BIT(5),
.branch = {
.halt_reg = 0x80c4,
@@ -1475,6 +1496,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_mac_c2c_hm_ref_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_mac_dbg_c2c_hm_ref_clk = {
.mem_enable_reg = 0x8414,
.mem_ack_reg = 0x8428,
+ .mem_enable_mask = BIT(5),
.mem_enable_ack_mask = BIT(5),
.branch = {
.halt_reg = 0x80e8,
@@ -1498,6 +1520,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_mac_dbg_c2c_hm_ref_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_mac_fh0_hm_ref_clk = {
.mem_enable_reg = 0x8404,
.mem_ack_reg = 0x8418,
+ .mem_enable_mask = BIT(5),
.mem_enable_ack_mask = BIT(5),
.branch = {
.halt_reg = 0x802c,
@@ -1521,6 +1544,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_mac_fh0_hm_ref_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_mac_fh1_hm_ref_clk = {
.mem_enable_reg = 0x8408,
.mem_ack_reg = 0x841c,
+ .mem_enable_mask = BIT(5),
.mem_enable_ack_mask = BIT(5),
.branch = {
.halt_reg = 0x8064,
@@ -1544,6 +1568,7 @@ static struct clk_mem_branch ecpri_cc_eth_100g_mac_fh1_hm_ref_clk = {
static struct clk_mem_branch ecpri_cc_eth_100g_mac_fh2_hm_ref_clk = {
.mem_enable_reg = 0x840c,
.mem_ack_reg = 0x8420,
+ .mem_enable_mask = BIT(5),
.mem_enable_ack_mask = BIT(5),
.branch = {
.halt_reg = 0x809c,
@@ -1603,6 +1628,7 @@ static struct clk_branch ecpri_cc_eth_dbg_noc_axi_clk = {
static struct clk_mem_branch ecpri_cc_eth_phy_0_ock_sram_clk = {
.mem_enable_reg = 0x8404,
.mem_ack_reg = 0x8418,
+ .mem_enable_mask = BIT(6),
.mem_enable_ack_mask = BIT(6),
.branch = {
.halt_reg = 0xd140,
@@ -1621,6 +1647,7 @@ static struct clk_mem_branch ecpri_cc_eth_phy_0_ock_sram_clk = {
static struct clk_mem_branch ecpri_cc_eth_phy_1_ock_sram_clk = {
.mem_enable_reg = 0x8408,
.mem_ack_reg = 0x841C,
+ .mem_enable_mask = BIT(6),
.mem_enable_ack_mask = BIT(6),
.branch = {
.halt_reg = 0xd148,
@@ -1639,6 +1666,7 @@ static struct clk_mem_branch ecpri_cc_eth_phy_1_ock_sram_clk = {
static struct clk_mem_branch ecpri_cc_eth_phy_2_ock_sram_clk = {
.mem_enable_reg = 0x840c,
.mem_ack_reg = 0x8420,
+ .mem_enable_mask = BIT(6),
.mem_enable_ack_mask = BIT(6),
.branch = {
.halt_reg = 0xd150,
@@ -1657,6 +1685,7 @@ static struct clk_mem_branch ecpri_cc_eth_phy_2_ock_sram_clk = {
static struct clk_mem_branch ecpri_cc_eth_phy_3_ock_sram_clk = {
.mem_enable_reg = 0x8410,
.mem_ack_reg = 0x8424,
+ .mem_enable_mask = BIT(6),
.mem_enable_ack_mask = BIT(6),
.branch = {
.halt_reg = 0xd158,
@@ -1675,6 +1704,7 @@ static struct clk_mem_branch ecpri_cc_eth_phy_3_ock_sram_clk = {
static struct clk_mem_branch ecpri_cc_eth_phy_4_ock_sram_clk = {
.mem_enable_reg = 0x8414,
.mem_ack_reg = 0x8428,
+ .mem_enable_mask = BIT(6),
.mem_enable_ack_mask = BIT(6),
.branch = {
.halt_reg = 0xd160,
diff --git a/drivers/clk/qcom/gcc-glymur.c b/drivers/clk/qcom/gcc-glymur.c
new file mode 100644
index 000000000000..deab819576d0
--- /dev/null
+++ b/drivers/clk/qcom/gcc-glymur.c
@@ -0,0 +1,8615 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025, Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/clock/qcom,glymur-gcc.h>
+
+#include "clk-alpha-pll.h"
+#include "clk-branch.h"
+#include "clk-pll.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "clk-regmap-divider.h"
+#include "clk-regmap-mux.h"
+#include "clk-regmap-phy-mux.h"
+#include "common.h"
+#include "gdsc.h"
+#include "reset.h"
+
+enum {
+ DT_BI_TCXO,
+ DT_BI_TCXO_AO,
+ DT_SLEEP_CLK,
+ DT_GCC_USB4_0_PHY_DP0_GMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_DP1_GMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_SYS_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_DP0_GMUX_2_CLK_SRC,
+ DT_GCC_USB4_1_PHY_DP1_GMUX_2_CLK_SRC,
+ DT_GCC_USB4_1_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_SYS_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_DP0_GMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_DP1_GMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_SYS_PIPEGMUX_CLK_SRC,
+ DT_PCIE_3A_PIPE_CLK,
+ DT_PCIE_3B_PIPE_CLK,
+ DT_PCIE_4_PIPE_CLK,
+ DT_PCIE_5_PIPE_CLK,
+ DT_PCIE_6_PIPE_CLK,
+ DT_QUSB4PHY_0_GCC_USB4_RX0_CLK,
+ DT_QUSB4PHY_0_GCC_USB4_RX1_CLK,
+ DT_QUSB4PHY_1_GCC_USB4_RX0_CLK,
+ DT_QUSB4PHY_1_GCC_USB4_RX1_CLK,
+ DT_QUSB4PHY_2_GCC_USB4_RX0_CLK,
+ DT_QUSB4PHY_2_GCC_USB4_RX1_CLK,
+ DT_UFS_PHY_RX_SYMBOL_0_CLK,
+ DT_UFS_PHY_RX_SYMBOL_1_CLK,
+ DT_UFS_PHY_TX_SYMBOL_0_CLK,
+ DT_USB3_PHY_0_WRAPPER_GCC_USB30_PIPE_CLK,
+ DT_USB3_PHY_1_WRAPPER_GCC_USB30_PIPE_CLK,
+ DT_USB3_PHY_2_WRAPPER_GCC_USB30_PIPE_CLK,
+ DT_USB3_UNI_PHY_MP_GCC_USB30_PIPE_0_CLK,
+ DT_USB3_UNI_PHY_MP_GCC_USB30_PIPE_1_CLK,
+ DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+};
+
+enum {
+ P_BI_TCXO,
+ P_GCC_GPLL0_OUT_EVEN,
+ P_GCC_GPLL0_OUT_MAIN,
+ P_GCC_GPLL14_OUT_EVEN,
+ P_GCC_GPLL14_OUT_MAIN,
+ P_GCC_GPLL1_OUT_MAIN,
+ P_GCC_GPLL4_OUT_MAIN,
+ P_GCC_GPLL5_OUT_MAIN,
+ P_GCC_GPLL7_OUT_MAIN,
+ P_GCC_GPLL8_OUT_MAIN,
+ P_GCC_GPLL9_OUT_MAIN,
+ P_GCC_USB3_PRIM_PHY_PIPE_CLK_SRC,
+ P_GCC_USB3_SEC_PHY_PIPE_CLK_SRC,
+ P_GCC_USB3_TERT_PHY_PIPE_CLK_SRC,
+ P_GCC_USB4_0_PHY_DP0_GMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_DP1_GMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_SYS_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_DP0_GMUX_2_CLK_SRC,
+ P_GCC_USB4_1_PHY_DP1_GMUX_2_CLK_SRC,
+ P_GCC_USB4_1_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_PLL_PIPE_CLK_SRC,
+ P_GCC_USB4_1_PHY_SYS_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_DP0_GMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_DP1_GMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_SYS_PIPEGMUX_CLK_SRC,
+ P_PCIE_3A_PIPE_CLK,
+ P_PCIE_3B_PIPE_CLK,
+ P_PCIE_4_PIPE_CLK,
+ P_PCIE_5_PIPE_CLK,
+ P_PCIE_6_PIPE_CLK,
+ P_QUSB4PHY_0_GCC_USB4_RX0_CLK,
+ P_QUSB4PHY_0_GCC_USB4_RX1_CLK,
+ P_QUSB4PHY_1_GCC_USB4_RX0_CLK,
+ P_QUSB4PHY_1_GCC_USB4_RX1_CLK,
+ P_QUSB4PHY_2_GCC_USB4_RX0_CLK,
+ P_QUSB4PHY_2_GCC_USB4_RX1_CLK,
+ P_SLEEP_CLK,
+ P_UFS_PHY_RX_SYMBOL_0_CLK,
+ P_UFS_PHY_RX_SYMBOL_1_CLK,
+ P_UFS_PHY_TX_SYMBOL_0_CLK,
+ P_USB3_PHY_0_WRAPPER_GCC_USB30_PIPE_CLK,
+ P_USB3_PHY_1_WRAPPER_GCC_USB30_PIPE_CLK,
+ P_USB3_PHY_2_WRAPPER_GCC_USB30_PIPE_CLK,
+ P_USB3_UNI_PHY_MP_GCC_USB30_PIPE_0_CLK,
+ P_USB3_UNI_PHY_MP_GCC_USB30_PIPE_1_CLK,
+ P_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ P_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ P_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ P_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ P_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ P_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+};
+
+static struct clk_alpha_pll gcc_gpll0 = {
+ .offset = 0x0,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll0",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static const struct clk_div_table post_div_table_gcc_gpll0_out_even[] = {
+ { 0x1, 2 },
+ { }
+};
+
+static struct clk_alpha_pll_postdiv gcc_gpll0_out_even = {
+ .offset = 0x0,
+ .post_div_shift = 10,
+ .post_div_table = post_div_table_gcc_gpll0_out_even,
+ .num_post_div = ARRAY_SIZE(post_div_table_gcc_gpll0_out_even),
+ .width = 4,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll0_out_even",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_gpll0.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_taycan_eko_t_ops,
+ },
+};
+
+static struct clk_alpha_pll gcc_gpll1 = {
+ .offset = 0x1000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(1),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll1",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static struct clk_alpha_pll gcc_gpll14 = {
+ .offset = 0xe000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(14),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll14",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static const struct clk_div_table post_div_table_gcc_gpll14_out_even[] = {
+ { 0x1, 2 },
+ { }
+};
+
+static struct clk_alpha_pll_postdiv gcc_gpll14_out_even = {
+ .offset = 0xe000,
+ .post_div_shift = 10,
+ .post_div_table = post_div_table_gcc_gpll14_out_even,
+ .num_post_div = ARRAY_SIZE(post_div_table_gcc_gpll14_out_even),
+ .width = 4,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll14_out_even",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_gpll14.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_taycan_eko_t_ops,
+ },
+};
+
+static struct clk_alpha_pll gcc_gpll4 = {
+ .offset = 0x4000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(4),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll4",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static struct clk_alpha_pll gcc_gpll5 = {
+ .offset = 0x5000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(5),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll5",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static struct clk_alpha_pll gcc_gpll7 = {
+ .offset = 0x7000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(7),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll7",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static struct clk_alpha_pll gcc_gpll8 = {
+ .offset = 0x8000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(8),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll8",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static struct clk_alpha_pll gcc_gpll9 = {
+ .offset = 0x9000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_EKO_T],
+ .clkr = {
+ .enable_reg = 0x62040,
+ .enable_mask = BIT(9),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpll9",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_fixed_taycan_eko_t_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb3_prim_phy_pipe_clk_src;
+static struct clk_regmap_mux gcc_usb3_sec_phy_pipe_clk_src;
+static struct clk_regmap_mux gcc_usb3_tert_phy_pipe_clk_src;
+
+static struct clk_rcg2 gcc_usb4_1_phy_pll_pipe_clk_src;
+
+static const struct parent_map gcc_parent_map_0[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_0[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_1[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL1_OUT_MAIN, 4 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_1[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll1.clkr.hw },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_2[] = {
+ { P_BI_TCXO, 0 },
+ { P_SLEEP_CLK, 5 },
+};
+
+static const struct clk_parent_data gcc_parent_data_2[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_SLEEP_CLK },
+};
+
+static const struct parent_map gcc_parent_map_3[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL1_OUT_MAIN, 4 },
+ { P_GCC_GPLL4_OUT_MAIN, 5 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_3[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll1.clkr.hw },
+ { .hw = &gcc_gpll4.clkr.hw },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_4[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_SLEEP_CLK, 5 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_4[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .index = DT_SLEEP_CLK },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_5[] = {
+ { P_BI_TCXO, 0 },
+};
+
+static const struct clk_parent_data gcc_parent_data_5[] = {
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_6[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL4_OUT_MAIN, 5 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_6[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll4.clkr.hw },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_7[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL14_OUT_MAIN, 1 },
+ { P_GCC_GPLL14_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_7[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll14.clkr.hw },
+ { .hw = &gcc_gpll14_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_8[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL4_OUT_MAIN, 5 },
+};
+
+static const struct clk_parent_data gcc_parent_data_8[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll4.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_9[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL8_OUT_MAIN, 2 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_9[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll8.clkr.hw },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_10[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL7_OUT_MAIN, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_10[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll7.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_11[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL7_OUT_MAIN, 2 },
+ { P_GCC_GPLL8_OUT_MAIN, 3 },
+ { P_SLEEP_CLK, 5 },
+};
+
+static const struct clk_parent_data gcc_parent_data_11[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll7.clkr.hw },
+ { .hw = &gcc_gpll8.clkr.hw },
+ { .index = DT_SLEEP_CLK },
+};
+
+static const struct parent_map gcc_parent_map_17[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL9_OUT_MAIN, 2 },
+ { P_GCC_GPLL4_OUT_MAIN, 5 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_17[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll9.clkr.hw },
+ { .hw = &gcc_gpll4.clkr.hw },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_18[] = {
+ { P_UFS_PHY_RX_SYMBOL_0_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_18[] = {
+ { .index = DT_UFS_PHY_RX_SYMBOL_0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_19[] = {
+ { P_UFS_PHY_RX_SYMBOL_1_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_19[] = {
+ { .index = DT_UFS_PHY_RX_SYMBOL_1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_20[] = {
+ { P_UFS_PHY_TX_SYMBOL_0_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_20[] = {
+ { .index = DT_UFS_PHY_TX_SYMBOL_0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_21[] = {
+ { P_GCC_USB3_PRIM_PHY_PIPE_CLK_SRC, 0 },
+ { P_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 1 },
+ { P_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC, 3 },
+};
+
+static const struct clk_parent_data gcc_parent_data_21[] = {
+ { .hw = &gcc_usb3_prim_phy_pipe_clk_src.clkr.hw },
+ { .index = DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+ { .index = DT_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC },
+};
+
+static const struct parent_map gcc_parent_map_22[] = {
+ { P_GCC_USB3_SEC_PHY_PIPE_CLK_SRC, 0 },
+ { P_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 1 },
+ { P_GCC_USB4_1_PHY_PLL_PIPE_CLK_SRC, 2 },
+ { P_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC, 3 },
+};
+
+static const struct clk_parent_data gcc_parent_data_22[] = {
+ { .hw = &gcc_usb3_sec_phy_pipe_clk_src.clkr.hw },
+ { .index = DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+ { .hw = &gcc_usb4_1_phy_pll_pipe_clk_src.clkr.hw },
+ { .index = DT_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC },
+};
+
+static const struct parent_map gcc_parent_map_23[] = {
+ { P_GCC_USB3_TERT_PHY_PIPE_CLK_SRC, 0 },
+ { P_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 1 },
+ { P_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC, 3 },
+};
+
+static const struct clk_parent_data gcc_parent_data_23[] = {
+ { .hw = &gcc_usb3_tert_phy_pipe_clk_src.clkr.hw },
+ { .index = DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+ { .index = DT_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC },
+};
+
+static const struct parent_map gcc_parent_map_24[] = {
+ { P_USB3_UNI_PHY_MP_GCC_USB30_PIPE_0_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_24[] = {
+ { .index = DT_USB3_UNI_PHY_MP_GCC_USB30_PIPE_0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_25[] = {
+ { P_USB3_UNI_PHY_MP_GCC_USB30_PIPE_1_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_25[] = {
+ { .index = DT_USB3_UNI_PHY_MP_GCC_USB30_PIPE_1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_26[] = {
+ { P_USB3_PHY_0_WRAPPER_GCC_USB30_PIPE_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_26[] = {
+ { .index = DT_USB3_PHY_0_WRAPPER_GCC_USB30_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_27[] = {
+ { P_USB3_PHY_1_WRAPPER_GCC_USB30_PIPE_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_27[] = {
+ { .index = DT_USB3_PHY_1_WRAPPER_GCC_USB30_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_28[] = {
+ { P_USB3_PHY_2_WRAPPER_GCC_USB30_PIPE_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_28[] = {
+ { .index = DT_USB3_PHY_2_WRAPPER_GCC_USB30_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_29[] = {
+ { P_GCC_USB4_0_PHY_DP0_GMUX_CLK_SRC, 0 },
+ { P_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_29[] = {
+ { .index = DT_GCC_USB4_0_PHY_DP0_GMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_30[] = {
+ { P_GCC_USB4_0_PHY_DP1_GMUX_CLK_SRC, 0 },
+ { P_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_30[] = {
+ { .index = DT_GCC_USB4_0_PHY_DP1_GMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_31[] = {
+ { P_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_31[] = {
+ { .index = DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_32[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL7_OUT_MAIN, 2 },
+ { P_SLEEP_CLK, 5 },
+};
+
+static const struct clk_parent_data gcc_parent_data_32[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll7.clkr.hw },
+ { .index = DT_SLEEP_CLK },
+};
+
+static const struct parent_map gcc_parent_map_33[] = {
+ { P_GCC_USB4_0_PHY_PCIE_PIPEGMUX_CLK_SRC, 0 },
+ { P_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK, 1 },
+};
+
+static const struct clk_parent_data gcc_parent_data_33[] = {
+ { .index = DT_GCC_USB4_0_PHY_PCIE_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_34[] = {
+ { P_QUSB4PHY_0_GCC_USB4_RX0_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_34[] = {
+ { .index = DT_QUSB4PHY_0_GCC_USB4_RX0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_35[] = {
+ { P_QUSB4PHY_0_GCC_USB4_RX1_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_35[] = {
+ { .index = DT_QUSB4PHY_0_GCC_USB4_RX1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_36[] = {
+ { P_GCC_USB4_0_PHY_SYS_PIPEGMUX_CLK_SRC, 0 },
+ { P_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_36[] = {
+ { .index = DT_GCC_USB4_0_PHY_SYS_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_37[] = {
+ { P_GCC_USB4_1_PHY_DP0_GMUX_2_CLK_SRC, 0 },
+ { P_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_37[] = {
+ { .index = DT_GCC_USB4_1_PHY_DP0_GMUX_2_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_38[] = {
+ { P_GCC_USB4_1_PHY_DP1_GMUX_2_CLK_SRC, 0 },
+ { P_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_38[] = {
+ { .index = DT_GCC_USB4_1_PHY_DP1_GMUX_2_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_39[] = {
+ { P_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_39[] = {
+ { .index = DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_40[] = {
+ { P_GCC_USB4_1_PHY_PCIE_PIPEGMUX_CLK_SRC, 0 },
+ { P_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK, 1 },
+};
+
+static const struct clk_parent_data gcc_parent_data_40[] = {
+ { .index = DT_GCC_USB4_1_PHY_PCIE_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_41[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_GPLL0_OUT_MAIN, 1 },
+ { P_GCC_GPLL5_OUT_MAIN, 3 },
+ { P_GCC_GPLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data gcc_parent_data_41[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gcc_gpll0.clkr.hw },
+ { .hw = &gcc_gpll5.clkr.hw },
+ { .hw = &gcc_gpll0_out_even.clkr.hw },
+};
+
+static const struct parent_map gcc_parent_map_42[] = {
+ { P_QUSB4PHY_1_GCC_USB4_RX0_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_42[] = {
+ { .index = DT_QUSB4PHY_1_GCC_USB4_RX0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_43[] = {
+ { P_QUSB4PHY_1_GCC_USB4_RX1_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_43[] = {
+ { .index = DT_QUSB4PHY_1_GCC_USB4_RX1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_44[] = {
+ { P_GCC_USB4_1_PHY_SYS_PIPEGMUX_CLK_SRC, 0 },
+ { P_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_44[] = {
+ { .index = DT_GCC_USB4_1_PHY_SYS_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_45[] = {
+ { P_GCC_USB4_2_PHY_DP0_GMUX_CLK_SRC, 0 },
+ { P_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_45[] = {
+ { .index = DT_GCC_USB4_2_PHY_DP0_GMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_46[] = {
+ { P_GCC_USB4_2_PHY_DP1_GMUX_CLK_SRC, 0 },
+ { P_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_46[] = {
+ { .index = DT_GCC_USB4_2_PHY_DP1_GMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_47[] = {
+ { P_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_47[] = {
+ { .index = DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_48[] = {
+ { P_GCC_USB4_2_PHY_PCIE_PIPEGMUX_CLK_SRC, 0 },
+ { P_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK, 1 },
+};
+
+static const struct clk_parent_data gcc_parent_data_48[] = {
+ { .index = DT_GCC_USB4_2_PHY_PCIE_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct parent_map gcc_parent_map_49[] = {
+ { P_QUSB4PHY_2_GCC_USB4_RX0_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_49[] = {
+ { .index = DT_QUSB4PHY_2_GCC_USB4_RX0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_50[] = {
+ { P_QUSB4PHY_2_GCC_USB4_RX1_CLK, 0 },
+ { P_BI_TCXO, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_50[] = {
+ { .index = DT_QUSB4PHY_2_GCC_USB4_RX1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map gcc_parent_map_51[] = {
+ { P_GCC_USB4_2_PHY_SYS_PIPEGMUX_CLK_SRC, 0 },
+ { P_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK, 2 },
+};
+
+static const struct clk_parent_data gcc_parent_data_51[] = {
+ { .index = DT_GCC_USB4_2_PHY_SYS_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static struct clk_regmap_phy_mux gcc_pcie_3a_pipe_clk_src = {
+ .reg = 0xdc088,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_pipe_clk_src",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_PCIE_3A_PIPE_CLK,
+ },
+ .num_parents = 1,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_pcie_3b_pipe_clk_src = {
+ .reg = 0x941b4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_pipe_clk_src",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_PCIE_3B_PIPE_CLK,
+ },
+ .num_parents = 1,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_pcie_4_pipe_clk_src = {
+ .reg = 0x881a4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_pipe_clk_src",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_PCIE_4_PIPE_CLK,
+ },
+ .num_parents = 1,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_pcie_5_pipe_clk_src = {
+ .reg = 0xc309c,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_pipe_clk_src",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_PCIE_5_PIPE_CLK,
+ },
+ .num_parents = 1,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_pcie_6_pipe_clk_src = {
+ .reg = 0x8a1a4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_pipe_clk_src",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_PCIE_6_PIPE_CLK,
+ },
+ .num_parents = 1,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_ufs_phy_rx_symbol_0_clk_src = {
+ .reg = 0x7706c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_18,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_rx_symbol_0_clk_src",
+ .parent_data = gcc_parent_data_18,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_18),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_ufs_phy_rx_symbol_1_clk_src = {
+ .reg = 0x770f0,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_19,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_rx_symbol_1_clk_src",
+ .parent_data = gcc_parent_data_19,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_19),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_ufs_phy_tx_symbol_0_clk_src = {
+ .reg = 0x7705c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_20,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_tx_symbol_0_clk_src",
+ .parent_data = gcc_parent_data_20,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_20),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb34_prim_phy_pipe_clk_src = {
+ .reg = 0x2b0b8,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_21,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb34_prim_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_21,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_21),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb34_sec_phy_pipe_clk_src = {
+ .reg = 0x2d0c4,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_22,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb34_sec_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_22,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_22),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb34_tert_phy_pipe_clk_src = {
+ .reg = 0xe00bc,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_23,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb34_tert_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_23,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_23),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb3_mp_phy_pipe_0_clk_src = {
+ .reg = 0x9a07c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_24,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_mp_phy_pipe_0_clk_src",
+ .parent_data = gcc_parent_data_24,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_24),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb3_mp_phy_pipe_1_clk_src = {
+ .reg = 0x9a084,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_25,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_mp_phy_pipe_1_clk_src",
+ .parent_data = gcc_parent_data_25,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_25),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb3_prim_phy_pipe_clk_src = {
+ .reg = 0x3f08c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_26,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_prim_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_26,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_26),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb3_sec_phy_pipe_clk_src = {
+ .reg = 0xe207c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_27,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_sec_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_27,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_27),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb3_tert_phy_pipe_clk_src = {
+ .reg = 0xe107c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_28,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_tert_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_28,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_28),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_0_phy_dp0_clk_src = {
+ .reg = 0x2b080,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_29,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_dp0_clk_src",
+ .parent_data = gcc_parent_data_29,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_29),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_0_phy_dp1_clk_src = {
+ .reg = 0x2b134,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_30,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_dp1_clk_src",
+ .parent_data = gcc_parent_data_30,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_30),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_0_phy_p2rr2p_pipe_clk_src = {
+ .reg = 0x2b0f0,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_31,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_p2rr2p_pipe_clk_src",
+ .parent_data = gcc_parent_data_31,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_31),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_0_phy_pcie_pipe_mux_clk_src = {
+ .reg = 0x2b120,
+ .shift = 0,
+ .width = 1,
+ .parent_map = gcc_parent_map_33,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_pcie_pipe_mux_clk_src",
+ .parent_data = gcc_parent_data_33,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_33),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_0_phy_rx0_clk_src = {
+ .reg = 0x2b0c0,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_34,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_rx0_clk_src",
+ .parent_data = gcc_parent_data_34,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_34),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_0_phy_rx1_clk_src = {
+ .reg = 0x2b0d4,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_35,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_rx1_clk_src",
+ .parent_data = gcc_parent_data_35,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_35),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_0_phy_sys_clk_src = {
+ .reg = 0x2b100,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_36,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_sys_clk_src",
+ .parent_data = gcc_parent_data_36,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_36),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_1_phy_dp0_clk_src = {
+ .reg = 0x2d08c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_37,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_dp0_clk_src",
+ .parent_data = gcc_parent_data_37,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_37),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_1_phy_dp1_clk_src = {
+ .reg = 0x2d154,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_38,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_dp1_clk_src",
+ .parent_data = gcc_parent_data_38,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_38),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_1_phy_p2rr2p_pipe_clk_src = {
+ .reg = 0x2d114,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_39,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_p2rr2p_pipe_clk_src",
+ .parent_data = gcc_parent_data_39,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_39),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_1_phy_pcie_pipe_mux_clk_src = {
+ .reg = 0x2d140,
+ .shift = 0,
+ .width = 1,
+ .parent_map = gcc_parent_map_40,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_pcie_pipe_mux_clk_src",
+ .parent_data = gcc_parent_data_40,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_40),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_1_phy_rx0_clk_src = {
+ .reg = 0x2d0e4,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_42,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_rx0_clk_src",
+ .parent_data = gcc_parent_data_42,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_42),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_1_phy_rx1_clk_src = {
+ .reg = 0x2d0f8,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_43,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_rx1_clk_src",
+ .parent_data = gcc_parent_data_43,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_43),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_1_phy_sys_clk_src = {
+ .reg = 0x2d124,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_44,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_sys_clk_src",
+ .parent_data = gcc_parent_data_44,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_44),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_2_phy_dp0_clk_src = {
+ .reg = 0xe0084,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_45,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_dp0_clk_src",
+ .parent_data = gcc_parent_data_45,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_45),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_2_phy_dp1_clk_src = {
+ .reg = 0xe013c,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_46,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_dp1_clk_src",
+ .parent_data = gcc_parent_data_46,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_46),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_2_phy_p2rr2p_pipe_clk_src = {
+ .reg = 0xe00f4,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_47,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_p2rr2p_pipe_clk_src",
+ .parent_data = gcc_parent_data_47,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_47),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_2_phy_pcie_pipe_mux_clk_src = {
+ .reg = 0xe0124,
+ .shift = 0,
+ .width = 1,
+ .parent_map = gcc_parent_map_48,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_pcie_pipe_mux_clk_src",
+ .parent_data = gcc_parent_data_48,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_48),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_2_phy_rx0_clk_src = {
+ .reg = 0xe00c4,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_49,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_rx0_clk_src",
+ .parent_data = gcc_parent_data_49,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_49),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_2_phy_rx1_clk_src = {
+ .reg = 0xe00d8,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_50,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_rx1_clk_src",
+ .parent_data = gcc_parent_data_50,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_50),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static struct clk_regmap_mux gcc_usb4_2_phy_sys_clk_src = {
+ .reg = 0xe0104,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_51,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_sys_clk_src",
+ .parent_data = gcc_parent_data_51,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_51),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_gp1_clk_src[] = {
+ F(50000000, P_GCC_GPLL0_OUT_EVEN, 6, 0, 0),
+ F(100000000, P_GCC_GPLL0_OUT_MAIN, 6, 0, 0),
+ F(200000000, P_GCC_GPLL0_OUT_MAIN, 3, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_gp1_clk_src = {
+ .cmd_rcgr = 0x64004,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_4,
+ .freq_tbl = ftbl_gcc_gp1_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gp1_clk_src",
+ .parent_data = gcc_parent_data_4,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_gp2_clk_src = {
+ .cmd_rcgr = 0x92004,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_4,
+ .freq_tbl = ftbl_gcc_gp1_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gp2_clk_src",
+ .parent_data = gcc_parent_data_4,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_gp3_clk_src = {
+ .cmd_rcgr = 0x93004,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_4,
+ .freq_tbl = ftbl_gcc_gp1_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gp3_clk_src",
+ .parent_data = gcc_parent_data_4,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_pcie_0_aux_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_pcie_0_aux_clk_src = {
+ .cmd_rcgr = 0xc8168,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_pcie_0_phy_rchng_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(100000000, P_GCC_GPLL0_OUT_EVEN, 3, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_pcie_0_phy_rchng_clk_src = {
+ .cmd_rcgr = 0xc803c,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_1_aux_clk_src = {
+ .cmd_rcgr = 0x2e168,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_1_phy_rchng_clk_src = {
+ .cmd_rcgr = 0x2e03c,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_2_aux_clk_src = {
+ .cmd_rcgr = 0xc0168,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_2_phy_rchng_clk_src = {
+ .cmd_rcgr = 0xc003c,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_3a_aux_clk_src = {
+ .cmd_rcgr = 0xdc08c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_3a_phy_rchng_clk_src = {
+ .cmd_rcgr = 0xdc070,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_3b_aux_clk_src = {
+ .cmd_rcgr = 0x941b8,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_3b_phy_rchng_clk_src = {
+ .cmd_rcgr = 0x94088,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_4_aux_clk_src = {
+ .cmd_rcgr = 0x881a8,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_4_phy_rchng_clk_src = {
+ .cmd_rcgr = 0x88078,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_5_aux_clk_src = {
+ .cmd_rcgr = 0xc30a0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_5_phy_rchng_clk_src = {
+ .cmd_rcgr = 0xc3084,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_6_aux_clk_src = {
+ .cmd_rcgr = 0x8a1a8,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_6_phy_rchng_clk_src = {
+ .cmd_rcgr = 0x8a078,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_phy_rchng_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_phy_rchng_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_phy_3a_aux_clk_src = {
+ .cmd_rcgr = 0x6c01c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_3a_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_phy_3b_aux_clk_src = {
+ .cmd_rcgr = 0x7501c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_3b_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_phy_4_aux_clk_src = {
+ .cmd_rcgr = 0xd3018,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_4_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_phy_5_aux_clk_src = {
+ .cmd_rcgr = 0xd2018,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_5_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_pcie_phy_6_aux_clk_src = {
+ .cmd_rcgr = 0xd4018,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_2,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_6_aux_clk_src",
+ .parent_data = gcc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_pdm2_clk_src[] = {
+ F(60000000, P_GCC_GPLL0_OUT_MAIN, 10, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_pdm2_clk_src = {
+ .cmd_rcgr = 0x33010,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pdm2_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pdm2_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_qupv3_oob_qspi_s0_clk_src[] = {
+ F(7372800, P_GCC_GPLL0_OUT_EVEN, 1, 384, 15625),
+ F(14745600, P_GCC_GPLL0_OUT_EVEN, 1, 768, 15625),
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(29491200, P_GCC_GPLL0_OUT_EVEN, 1, 1536, 15625),
+ F(32000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 75),
+ F(48000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 25),
+ F(64000000, P_GCC_GPLL0_OUT_EVEN, 1, 16, 75),
+ F(75000000, P_GCC_GPLL0_OUT_EVEN, 4, 0, 0),
+ F(80000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 15),
+ F(96000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 25),
+ F(100000000, P_GCC_GPLL0_OUT_MAIN, 6, 0, 0),
+ F(120000000, P_GCC_GPLL0_OUT_MAIN, 5, 0, 0),
+ F(150000000, P_GCC_GPLL0_OUT_EVEN, 2, 0, 0),
+ F(200000000, P_GCC_GPLL0_OUT_MAIN, 3, 0, 0),
+ F(403000000, P_GCC_GPLL4_OUT_MAIN, 2, 0, 0),
+ { }
+};
+
+static struct clk_init_data gcc_qupv3_oob_qspi_s0_clk_src_init = {
+ .name = "gcc_qupv3_oob_qspi_s0_clk_src",
+ .parent_data = gcc_parent_data_3,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_oob_qspi_s0_clk_src = {
+ .cmd_rcgr = 0xe7044,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_3,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s0_clk_src,
+ .clkr.hw.init = &gcc_qupv3_oob_qspi_s0_clk_src_init,
+};
+
+static const struct freq_tbl ftbl_gcc_qupv3_oob_qspi_s1_clk_src[] = {
+ F(7372800, P_GCC_GPLL0_OUT_EVEN, 1, 384, 15625),
+ F(14745600, P_GCC_GPLL0_OUT_EVEN, 1, 768, 15625),
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(29491200, P_GCC_GPLL0_OUT_EVEN, 1, 1536, 15625),
+ F(32000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 75),
+ F(48000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 25),
+ F(64000000, P_GCC_GPLL0_OUT_EVEN, 1, 16, 75),
+ F(75000000, P_GCC_GPLL0_OUT_EVEN, 4, 0, 0),
+ F(80000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 15),
+ F(96000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 25),
+ F(100000000, P_GCC_GPLL0_OUT_MAIN, 6, 0, 0),
+ F(120000000, P_GCC_GPLL0_OUT_MAIN, 5, 0, 0),
+ F(150000000, P_GCC_GPLL0_OUT_EVEN, 2, 0, 0),
+ F(200000000, P_GCC_GPLL0_OUT_MAIN, 3, 0, 0),
+ { }
+};
+
+static struct clk_init_data gcc_qupv3_oob_qspi_s1_clk_src_init = {
+ .name = "gcc_qupv3_oob_qspi_s1_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_oob_qspi_s1_clk_src = {
+ .cmd_rcgr = 0xe7170,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_oob_qspi_s1_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_qspi_s2_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_qspi_s2_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_qspi_s2_clk_src = {
+ .cmd_rcgr = 0x287a0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_qspi_s2_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_qspi_s3_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_qspi_s3_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_qspi_s3_clk_src = {
+ .cmd_rcgr = 0x288d0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_qspi_s3_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_qspi_s6_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_qspi_s6_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_qspi_s6_clk_src = {
+ .cmd_rcgr = 0x2866c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_qspi_s6_clk_src_init,
+};
+
+static const struct freq_tbl ftbl_gcc_qupv3_wrap0_s0_clk_src[] = {
+ F(7372800, P_GCC_GPLL0_OUT_EVEN, 1, 384, 15625),
+ F(14745600, P_GCC_GPLL0_OUT_EVEN, 1, 768, 15625),
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(29491200, P_GCC_GPLL0_OUT_EVEN, 1, 1536, 15625),
+ F(32000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 75),
+ F(48000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 25),
+ F(64000000, P_GCC_GPLL0_OUT_EVEN, 1, 16, 75),
+ F(75000000, P_GCC_GPLL0_OUT_EVEN, 4, 0, 0),
+ F(80000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 15),
+ F(96000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 25),
+ F(100000000, P_GCC_GPLL0_OUT_MAIN, 6, 0, 0),
+ F(120000000, P_GCC_GPLL0_OUT_MAIN, 5, 0, 0),
+ { }
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_s0_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_s0_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_s0_clk_src = {
+ .cmd_rcgr = 0x28014,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s0_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_s0_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_s1_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_s1_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_s1_clk_src = {
+ .cmd_rcgr = 0x28150,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s0_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_s1_clk_src_init,
+};
+
+static const struct freq_tbl ftbl_gcc_qupv3_wrap0_s4_clk_src[] = {
+ F(7372800, P_GCC_GPLL0_OUT_EVEN, 1, 384, 15625),
+ F(14745600, P_GCC_GPLL0_OUT_EVEN, 1, 768, 15625),
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(29491200, P_GCC_GPLL0_OUT_EVEN, 1, 1536, 15625),
+ F(32000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 75),
+ F(48000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 25),
+ F(64000000, P_GCC_GPLL0_OUT_EVEN, 1, 16, 75),
+ F(75000000, P_GCC_GPLL0_OUT_EVEN, 4, 0, 0),
+ F(80000000, P_GCC_GPLL0_OUT_EVEN, 1, 4, 15),
+ F(96000000, P_GCC_GPLL0_OUT_EVEN, 1, 8, 25),
+ F(100000000, P_GCC_GPLL0_OUT_MAIN, 6, 0, 0),
+ { }
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_s4_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_s4_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_s4_clk_src = {
+ .cmd_rcgr = 0x282b4,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_s4_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_s5_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_s5_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_s5_clk_src = {
+ .cmd_rcgr = 0x283f0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_s5_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap0_s7_clk_src_init = {
+ .name = "gcc_qupv3_wrap0_s7_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap0_s7_clk_src = {
+ .cmd_rcgr = 0x28540,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap0_s7_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_qspi_s2_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_qspi_s2_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_qspi_s2_clk_src = {
+ .cmd_rcgr = 0xb37a0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_qspi_s2_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_qspi_s3_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_qspi_s3_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_qspi_s3_clk_src = {
+ .cmd_rcgr = 0xb38d0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_qspi_s3_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_qspi_s6_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_qspi_s6_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_qspi_s6_clk_src = {
+ .cmd_rcgr = 0xb366c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_qspi_s6_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_s0_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_s0_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_s0_clk_src = {
+ .cmd_rcgr = 0xb3014,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s0_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_s0_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_s1_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_s1_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_s1_clk_src = {
+ .cmd_rcgr = 0xb3150,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s0_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_s1_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_s4_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_s4_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_s4_clk_src = {
+ .cmd_rcgr = 0xb32b4,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_s4_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_s5_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_s5_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_s5_clk_src = {
+ .cmd_rcgr = 0xb33f0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_s5_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap1_s7_clk_src_init = {
+ .name = "gcc_qupv3_wrap1_s7_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap1_s7_clk_src = {
+ .cmd_rcgr = 0xb3540,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap1_s7_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_qspi_s2_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_qspi_s2_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_qspi_s2_clk_src = {
+ .cmd_rcgr = 0xb47a0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_qspi_s2_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_qspi_s3_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_qspi_s3_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_qspi_s3_clk_src = {
+ .cmd_rcgr = 0xb48d0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_qspi_s3_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_qspi_s6_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_qspi_s6_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_qspi_s6_clk_src = {
+ .cmd_rcgr = 0xb466c,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_oob_qspi_s1_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_qspi_s6_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_s0_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_s0_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_s0_clk_src = {
+ .cmd_rcgr = 0xb4014,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s0_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_s0_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_s1_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_s1_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_s1_clk_src = {
+ .cmd_rcgr = 0xb4150,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s0_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_s1_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_s4_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_s4_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_s4_clk_src = {
+ .cmd_rcgr = 0xb42b4,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_s4_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_s5_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_s5_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_s5_clk_src = {
+ .cmd_rcgr = 0xb43f0,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_s5_clk_src_init,
+};
+
+static struct clk_init_data gcc_qupv3_wrap2_s7_clk_src_init = {
+ .name = "gcc_qupv3_wrap2_s7_clk_src",
+ .parent_data = gcc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+};
+
+static struct clk_rcg2 gcc_qupv3_wrap2_s7_clk_src = {
+ .cmd_rcgr = 0xb4540,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_1,
+ .freq_tbl = ftbl_gcc_qupv3_wrap0_s4_clk_src,
+ .clkr.hw.init = &gcc_qupv3_wrap2_s7_clk_src_init,
+};
+
+static const struct freq_tbl ftbl_gcc_sdcc2_apps_clk_src[] = {
+ F(400000, P_BI_TCXO, 12, 1, 4),
+ F(25000000, P_GCC_GPLL0_OUT_EVEN, 12, 0, 0),
+ F(50000000, P_GCC_GPLL0_OUT_EVEN, 6, 0, 0),
+ F(100000000, P_GCC_GPLL0_OUT_EVEN, 3, 0, 0),
+ F(202000000, P_GCC_GPLL9_OUT_MAIN, 4, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_sdcc2_apps_clk_src = {
+ .cmd_rcgr = 0xb001c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_17,
+ .freq_tbl = ftbl_gcc_sdcc2_apps_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_sdcc2_apps_clk_src",
+ .parent_data = gcc_parent_data_17,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_17),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_floor_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_sdcc4_apps_clk_src[] = {
+ F(400000, P_BI_TCXO, 12, 1, 4),
+ F(25000000, P_GCC_GPLL0_OUT_EVEN, 12, 0, 0),
+ F(75000000, P_GCC_GPLL0_OUT_MAIN, 8, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_sdcc4_apps_clk_src = {
+ .cmd_rcgr = 0xdf01c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_3,
+ .freq_tbl = ftbl_gcc_sdcc4_apps_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_sdcc4_apps_clk_src",
+ .parent_data = gcc_parent_data_3,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_floor_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_ufs_phy_axi_clk_src[] = {
+ F(25000000, P_GCC_GPLL0_OUT_EVEN, 12, 0, 0),
+ F(100000000, P_GCC_GPLL0_OUT_EVEN, 3, 0, 0),
+ F(201500000, P_GCC_GPLL4_OUT_MAIN, 4, 0, 0),
+ F(403000000, P_GCC_GPLL4_OUT_MAIN, 2, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_ufs_phy_axi_clk_src = {
+ .cmd_rcgr = 0x77038,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_6,
+ .freq_tbl = ftbl_gcc_ufs_phy_axi_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_axi_clk_src",
+ .parent_data = gcc_parent_data_6,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_6),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_ufs_phy_ice_core_clk_src[] = {
+ F(100000000, P_GCC_GPLL0_OUT_EVEN, 3, 0, 0),
+ F(201500000, P_GCC_GPLL4_OUT_MAIN, 4, 0, 0),
+ F(403000000, P_GCC_GPLL4_OUT_MAIN, 2, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_ufs_phy_ice_core_clk_src = {
+ .cmd_rcgr = 0x77090,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_6,
+ .freq_tbl = ftbl_gcc_ufs_phy_ice_core_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_ice_core_clk_src",
+ .parent_data = gcc_parent_data_6,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_6),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_ufs_phy_phy_aux_clk_src = {
+ .cmd_rcgr = 0x770c4,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_5,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_phy_aux_clk_src",
+ .parent_data = gcc_parent_data_5,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_5),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_ufs_phy_unipro_core_clk_src = {
+ .cmd_rcgr = 0x770a8,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_6,
+ .freq_tbl = ftbl_gcc_ufs_phy_ice_core_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_unipro_core_clk_src",
+ .parent_data = gcc_parent_data_6,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_6),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_usb20_master_clk_src[] = {
+ F(60000000, P_GCC_GPLL14_OUT_MAIN, 10, 0, 0),
+ F(120000000, P_GCC_GPLL14_OUT_MAIN, 5, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_usb20_master_clk_src = {
+ .cmd_rcgr = 0xbc030,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_7,
+ .freq_tbl = ftbl_gcc_usb20_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb20_master_clk_src",
+ .parent_data = gcc_parent_data_7,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_7),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb20_mock_utmi_clk_src = {
+ .cmd_rcgr = 0xbc048,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_7,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb20_mock_utmi_clk_src",
+ .parent_data = gcc_parent_data_7,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_7),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_usb30_mp_master_clk_src[] = {
+ F(66666667, P_GCC_GPLL0_OUT_EVEN, 4.5, 0, 0),
+ F(133333333, P_GCC_GPLL0_OUT_MAIN, 4.5, 0, 0),
+ F(200000000, P_GCC_GPLL0_OUT_MAIN, 3, 0, 0),
+ F(240000000, P_GCC_GPLL0_OUT_MAIN, 2.5, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_usb30_mp_master_clk_src = {
+ .cmd_rcgr = 0x9a03c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_usb30_mp_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_mp_master_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb30_mp_mock_utmi_clk_src = {
+ .cmd_rcgr = 0x9a054,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_mp_mock_utmi_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb30_prim_master_clk_src = {
+ .cmd_rcgr = 0x3f04c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_usb30_mp_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_prim_master_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb30_prim_mock_utmi_clk_src = {
+ .cmd_rcgr = 0x3f064,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_prim_mock_utmi_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb30_sec_master_clk_src = {
+ .cmd_rcgr = 0xe203c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_usb30_mp_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_sec_master_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb30_sec_mock_utmi_clk_src = {
+ .cmd_rcgr = 0xe2054,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_sec_mock_utmi_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb30_tert_master_clk_src = {
+ .cmd_rcgr = 0xe103c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_usb30_mp_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_tert_master_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb30_tert_mock_utmi_clk_src = {
+ .cmd_rcgr = 0xe1054,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_0,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_tert_mock_utmi_clk_src",
+ .parent_data = gcc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb3_mp_phy_aux_clk_src = {
+ .cmd_rcgr = 0x9a088,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_8,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_mp_phy_aux_clk_src",
+ .parent_data = gcc_parent_data_8,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_8),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb3_prim_phy_aux_clk_src = {
+ .cmd_rcgr = 0x3f090,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_8,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_prim_phy_aux_clk_src",
+ .parent_data = gcc_parent_data_8,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_8),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb3_sec_phy_aux_clk_src = {
+ .cmd_rcgr = 0xe2080,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_8,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_sec_phy_aux_clk_src",
+ .parent_data = gcc_parent_data_8,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_8),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb3_tert_phy_aux_clk_src = {
+ .cmd_rcgr = 0xe1080,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_8,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_tert_phy_aux_clk_src",
+ .parent_data = gcc_parent_data_8,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_8),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_usb4_0_master_clk_src[] = {
+ F(177666750, P_GCC_GPLL8_OUT_MAIN, 4, 0, 0),
+ F(355333500, P_GCC_GPLL8_OUT_MAIN, 2, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_usb4_0_master_clk_src = {
+ .cmd_rcgr = 0x2b02c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_9,
+ .freq_tbl = ftbl_gcc_usb4_0_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_master_clk_src",
+ .parent_data = gcc_parent_data_9,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_9),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_usb4_0_phy_pcie_pipe_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(125000000, P_GCC_GPLL7_OUT_MAIN, 4, 0, 0),
+ F(250000000, P_GCC_GPLL7_OUT_MAIN, 2, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_usb4_0_phy_pcie_pipe_clk_src = {
+ .cmd_rcgr = 0x2b104,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_32,
+ .freq_tbl = ftbl_gcc_usb4_0_phy_pcie_pipe_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_pcie_pipe_clk_src",
+ .parent_data = gcc_parent_data_32,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_32),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_0_sb_if_clk_src = {
+ .cmd_rcgr = 0x2b0a0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_5,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_sb_if_clk_src",
+ .parent_data = gcc_parent_data_5,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_5),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_0_tmu_clk_src = {
+ .cmd_rcgr = 0x2b084,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_10,
+ .freq_tbl = ftbl_gcc_usb4_0_phy_pcie_pipe_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_tmu_clk_src",
+ .parent_data = gcc_parent_data_10,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_10),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_1_master_clk_src = {
+ .cmd_rcgr = 0x2d02c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_9,
+ .freq_tbl = ftbl_gcc_usb4_0_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_master_clk_src",
+ .parent_data = gcc_parent_data_9,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_9),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_usb4_1_phy_pcie_pipe_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(177666750, P_GCC_GPLL8_OUT_MAIN, 4, 0, 0),
+ F(355333500, P_GCC_GPLL8_OUT_MAIN, 2, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_usb4_1_phy_pcie_pipe_clk_src = {
+ .cmd_rcgr = 0x2d128,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_11,
+ .freq_tbl = ftbl_gcc_usb4_1_phy_pcie_pipe_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_pcie_pipe_clk_src",
+ .parent_data = gcc_parent_data_11,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_11),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gcc_usb4_1_phy_pll_pipe_clk_src[] = {
+ F(100000000, P_GCC_GPLL0_OUT_EVEN, 3, 0, 0),
+ F(311000000, P_GCC_GPLL5_OUT_MAIN, 3, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gcc_usb4_1_phy_pll_pipe_clk_src = {
+ .cmd_rcgr = 0x2d0c8,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_41,
+ .freq_tbl = ftbl_gcc_usb4_1_phy_pll_pipe_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_pll_pipe_clk_src",
+ .parent_data = gcc_parent_data_41,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_41),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_1_sb_if_clk_src = {
+ .cmd_rcgr = 0x2d0ac,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_5,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_sb_if_clk_src",
+ .parent_data = gcc_parent_data_5,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_5),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_1_tmu_clk_src = {
+ .cmd_rcgr = 0x2d090,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_10,
+ .freq_tbl = ftbl_gcc_usb4_0_phy_pcie_pipe_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_tmu_clk_src",
+ .parent_data = gcc_parent_data_10,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_10),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_2_master_clk_src = {
+ .cmd_rcgr = 0xe002c,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_9,
+ .freq_tbl = ftbl_gcc_usb4_0_master_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_master_clk_src",
+ .parent_data = gcc_parent_data_9,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_9),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_2_phy_pcie_pipe_clk_src = {
+ .cmd_rcgr = 0xe0108,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_11,
+ .freq_tbl = ftbl_gcc_usb4_0_phy_pcie_pipe_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_pcie_pipe_clk_src",
+ .parent_data = gcc_parent_data_11,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_11),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_2_sb_if_clk_src = {
+ .cmd_rcgr = 0xe00a4,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_5,
+ .freq_tbl = ftbl_gcc_pcie_0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_sb_if_clk_src",
+ .parent_data = gcc_parent_data_5,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_5),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_rcg2 gcc_usb4_2_tmu_clk_src = {
+ .cmd_rcgr = 0xe0088,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gcc_parent_map_10,
+ .freq_tbl = ftbl_gcc_usb4_0_phy_pcie_pipe_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_tmu_clk_src",
+ .parent_data = gcc_parent_data_10,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_10),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_no_init_park_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_pcie_3b_pipe_div_clk_src = {
+ .reg = 0x94070,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_pipe_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3b_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_pcie_4_pipe_div_clk_src = {
+ .reg = 0x88060,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_pipe_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_4_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_pcie_5_pipe_div_clk_src = {
+ .reg = 0xc306c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_pipe_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_5_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_pcie_6_pipe_div_clk_src = {
+ .reg = 0x8a060,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_pipe_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_6_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_oob_s0_clk_src = {
+ .reg = 0xe7024,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_s0_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_oob_qspi_s0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_oob_s1_clk_src = {
+ .reg = 0xe7038,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_s1_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_oob_qspi_s1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap0_s2_clk_src = {
+ .reg = 0x2828c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s2_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_qspi_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap0_s3_clk_src = {
+ .reg = 0x282a0,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s3_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_qspi_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap0_s6_clk_src = {
+ .reg = 0x2852c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s6_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_qspi_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap1_s2_clk_src = {
+ .reg = 0xb328c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s2_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_qspi_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap1_s3_clk_src = {
+ .reg = 0xb32a0,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s3_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_qspi_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap1_s6_clk_src = {
+ .reg = 0xb352c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s6_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_qspi_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap2_s2_clk_src = {
+ .reg = 0xb428c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s2_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_qspi_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap2_s3_clk_src = {
+ .reg = 0xb42a0,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s3_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_qspi_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_qupv3_wrap2_s6_clk_src = {
+ .reg = 0xb452c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s6_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_qspi_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_usb20_mock_utmi_postdiv_clk_src = {
+ .reg = 0xbc174,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb20_mock_utmi_postdiv_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb20_mock_utmi_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_usb30_mp_mock_utmi_postdiv_clk_src = {
+ .reg = 0x9a06c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_mp_mock_utmi_postdiv_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_mp_mock_utmi_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_usb30_prim_mock_utmi_postdiv_clk_src = {
+ .reg = 0x3f07c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_prim_mock_utmi_postdiv_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_prim_mock_utmi_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_usb30_sec_mock_utmi_postdiv_clk_src = {
+ .reg = 0xe206c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_sec_mock_utmi_postdiv_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_sec_mock_utmi_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gcc_usb30_tert_mock_utmi_postdiv_clk_src = {
+ .reg = 0xe106c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_tert_mock_utmi_postdiv_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_tert_mock_utmi_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_branch gcc_aggre_noc_pcie_3a_west_sf_axi_clk = {
+ .halt_reg = 0xdc0bc,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(27),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_noc_pcie_3a_west_sf_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_noc_pcie_3b_west_sf_axi_clk = {
+ .halt_reg = 0x941ec,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(28),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_noc_pcie_3b_west_sf_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_noc_pcie_4_west_sf_axi_clk = {
+ .halt_reg = 0x881d0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(29),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_noc_pcie_4_west_sf_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_noc_pcie_5_east_sf_axi_clk = {
+ .halt_reg = 0xc30d0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(30),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_noc_pcie_5_east_sf_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_noc_pcie_6_west_sf_axi_clk = {
+ .halt_reg = 0x8a1d0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(31),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_noc_pcie_6_west_sf_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_ufs_phy_axi_clk = {
+ .halt_reg = 0x77000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x77000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x77000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_ufs_phy_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_axi_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb2_prim_axi_clk = {
+ .halt_reg = 0xbc17c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xbc17c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xbc17c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb2_prim_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb20_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb3_mp_axi_clk = {
+ .halt_reg = 0x9a004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x9a004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9a004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb3_mp_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_mp_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb3_prim_axi_clk = {
+ .halt_reg = 0x3f00c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x3f00c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x3f00c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb3_prim_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_prim_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb3_sec_axi_clk = {
+ .halt_reg = 0xe2004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xe2004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe2004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb3_sec_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_sec_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb3_tert_axi_clk = {
+ .halt_reg = 0xe1004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xe1004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe1004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb3_tert_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_tert_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb4_0_axi_clk = {
+ .halt_reg = 0x2b000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x2b000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x2b000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb4_0_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb4_1_axi_clk = {
+ .halt_reg = 0x2d000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x2d000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x2d000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb4_1_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_aggre_usb4_2_axi_clk = {
+ .halt_reg = 0xe0000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xe0000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe0000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_aggre_usb4_2_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_av1e_ahb_clk = {
+ .halt_reg = 0x9b02c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x9b02c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9b02c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_av1e_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_av1e_axi_clk = {
+ .halt_reg = 0x9b030,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x9b030,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9b030,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_av1e_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_av1e_xo_clk = {
+ .halt_reg = 0x9b044,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9b044,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_av1e_xo_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_boot_rom_ahb_clk = {
+ .halt_reg = 0x34038,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x34038,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(27),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_boot_rom_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_camera_hf_axi_clk = {
+ .halt_reg = 0x26014,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x26014,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x26014,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_camera_hf_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_camera_sf_axi_clk = {
+ .halt_reg = 0x26028,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x26028,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x26028,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_camera_sf_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_pcie_anoc_ahb_clk = {
+ .halt_reg = 0x82004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x82004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(19),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_pcie_anoc_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_pcie_anoc_south_ahb_clk = {
+ .halt_reg = 0xba2ec,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba2ec,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(16),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_pcie_anoc_south_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_usb2_prim_axi_clk = {
+ .halt_reg = 0xbc178,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xbc178,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xbc178,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_usb2_prim_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb20_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_usb3_mp_axi_clk = {
+ .halt_reg = 0x9a000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x9a000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9a000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_usb3_mp_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_mp_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_usb3_prim_axi_clk = {
+ .halt_reg = 0x3f000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x3f000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x3f000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_usb3_prim_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_prim_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_usb3_sec_axi_clk = {
+ .halt_reg = 0xe2000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xe2000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe2000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_usb3_sec_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_sec_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_usb3_tert_axi_clk = {
+ .halt_reg = 0xe1000,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xe1000,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe1000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_usb3_tert_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_tert_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_usb_anoc_ahb_clk = {
+ .halt_reg = 0x3f004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x3f004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(17),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_usb_anoc_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_cfg_noc_usb_anoc_south_ahb_clk = {
+ .halt_reg = 0x3f008,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x3f008,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(18),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_cfg_noc_usb_anoc_south_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_disp_hf_axi_clk = {
+ .halt_reg = 0x27008,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x27008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_disp_hf_axi_clk",
+ .ops = &clk_branch2_ops,
+ .flags = CLK_IS_CRITICAL,
+ },
+ },
+};
+
+static struct clk_branch gcc_eva_ahb_clk = {
+ .halt_reg = 0x9b004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x9b004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9b004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_eva_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_eva_axi0_clk = {
+ .halt_reg = 0x9b008,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x9b008,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9b008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_eva_axi0_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_eva_axi0c_clk = {
+ .halt_reg = 0x9b01c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x9b01c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9b01c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_eva_axi0c_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_eva_xo_clk = {
+ .halt_reg = 0x9b024,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9b024,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_eva_xo_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_gp1_clk = {
+ .halt_reg = 0x64000,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x64000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_gp1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_gp2_clk = {
+ .halt_reg = 0x92000,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x92000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gp2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_gp2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_gp3_clk = {
+ .halt_reg = 0x93000,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x93000,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gp3_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_gp3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_gpu_gemnoc_gfx_clk = {
+ .halt_reg = 0x71010,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x71010,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x71010,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpu_gemnoc_gfx_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_gpu_gpll0_clk_src = {
+ .halt_reg = 0x71024,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x71024,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62038,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpu_gpll0_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_gpll0.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_gpu_gpll0_div_clk_src = {
+ .halt_reg = 0x7102c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x7102c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62038,
+ .enable_mask = BIT(1),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_gpu_gpll0_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_gpll0_out_even.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_0_aux_clk = {
+ .halt_reg = 0xc8018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(25),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_0_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_0_cfg_ahb_clk = {
+ .halt_reg = 0xba4a8,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba4a8,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(24),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_0_mstr_axi_clk = {
+ .halt_reg = 0xba498,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xba498,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(23),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_0_phy_rchng_clk = {
+ .halt_reg = 0xc8038,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(27),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_0_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_0_pipe_clk = {
+ .halt_reg = 0xc8028,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(26),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_0_slv_axi_clk = {
+ .halt_reg = 0xba488,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba488,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(22),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_0_slv_q2a_axi_clk = {
+ .halt_reg = 0xba484,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(21),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_0_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_1_aux_clk = {
+ .halt_reg = 0x2e018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(18),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_1_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_1_cfg_ahb_clk = {
+ .halt_reg = 0xba480,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba480,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(17),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_1_mstr_axi_clk = {
+ .halt_reg = 0xba470,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xba470,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(16),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_1_phy_rchng_clk = {
+ .halt_reg = 0x2e038,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(20),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_1_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_1_pipe_clk = {
+ .halt_reg = 0x2e028,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(19),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_1_slv_axi_clk = {
+ .halt_reg = 0xba460,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba460,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(15),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_1_slv_q2a_axi_clk = {
+ .halt_reg = 0xba45c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(14),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_1_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_2_aux_clk = {
+ .halt_reg = 0xc0018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_2_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_2_cfg_ahb_clk = {
+ .halt_reg = 0xba4d0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba4d0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(31),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_2_mstr_axi_clk = {
+ .halt_reg = 0xba4c0,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xba4c0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(30),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_2_phy_rchng_clk = {
+ .halt_reg = 0xc0038,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(2),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_2_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_2_pipe_clk = {
+ .halt_reg = 0xc0028,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(1),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_2_slv_axi_clk = {
+ .halt_reg = 0xba4b0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba4b0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(29),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_2_slv_q2a_axi_clk = {
+ .halt_reg = 0xba4ac,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(28),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_2_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3a_aux_clk = {
+ .halt_reg = 0xdc04c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xdc04c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(16),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3a_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3a_cfg_ahb_clk = {
+ .halt_reg = 0xba4f0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba4f0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(15),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3a_mstr_axi_clk = {
+ .halt_reg = 0xdc038,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xdc038,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(14),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3a_phy_rchng_clk = {
+ .halt_reg = 0xdc06c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xdc06c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(18),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3a_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3a_pipe_clk = {
+ .halt_reg = 0xdc05c,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xdc05c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(17),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3a_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3a_slv_axi_clk = {
+ .halt_reg = 0xdc024,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xdc024,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(13),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3a_slv_q2a_axi_clk = {
+ .halt_reg = 0xdc01c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xdc01c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(12),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3a_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_aux_clk = {
+ .halt_reg = 0x94050,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(25),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3b_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_cfg_ahb_clk = {
+ .halt_reg = 0xba4f4,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba4f4,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(24),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_mstr_axi_clk = {
+ .halt_reg = 0x94038,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x94038,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(23),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_phy_rchng_clk = {
+ .halt_reg = 0x94084,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(28),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3b_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_pipe_clk = {
+ .halt_reg = 0x94060,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(26),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3b_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_pipe_div2_clk = {
+ .halt_reg = 0x94074,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(27),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_pipe_div2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_3b_pipe_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_slv_axi_clk = {
+ .halt_reg = 0x94024,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x94024,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(22),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_3b_slv_q2a_axi_clk = {
+ .halt_reg = 0x9401c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(21),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_3b_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_aux_clk = {
+ .halt_reg = 0x88040,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(17),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_4_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_cfg_ahb_clk = {
+ .halt_reg = 0xba4fc,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba4fc,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(16),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_mstr_axi_clk = {
+ .halt_reg = 0x88030,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x88030,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(15),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_phy_rchng_clk = {
+ .halt_reg = 0x88074,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(20),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_4_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_pipe_clk = {
+ .halt_reg = 0x88050,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(18),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_4_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_pipe_div2_clk = {
+ .halt_reg = 0x88064,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(19),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_pipe_div2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_4_pipe_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_slv_axi_clk = {
+ .halt_reg = 0x88020,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x88020,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(14),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_4_slv_q2a_axi_clk = {
+ .halt_reg = 0x8801c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(13),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_4_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_aux_clk = {
+ .halt_reg = 0xc304c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(5),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_5_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_cfg_ahb_clk = {
+ .halt_reg = 0xba4f8,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba4f8,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(4),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_mstr_axi_clk = {
+ .halt_reg = 0xc3038,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xc3038,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(3),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_phy_rchng_clk = {
+ .halt_reg = 0xc3080,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(8),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_5_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_pipe_clk = {
+ .halt_reg = 0xc305c,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(6),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_5_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_pipe_div2_clk = {
+ .halt_reg = 0xc3070,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(7),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_pipe_div2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_5_pipe_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_slv_axi_clk = {
+ .halt_reg = 0xc3024,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc3024,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(2),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_5_slv_q2a_axi_clk = {
+ .halt_reg = 0xc301c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(1),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_5_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_aux_clk = {
+ .halt_reg = 0x8a040,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(27),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_6_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_cfg_ahb_clk = {
+ .halt_reg = 0xba500,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba500,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(26),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_mstr_axi_clk = {
+ .halt_reg = 0x8a030,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x8a030,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(25),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_mstr_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_phy_rchng_clk = {
+ .halt_reg = 0x8a074,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(30),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_phy_rchng_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_6_phy_rchng_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_pipe_clk = {
+ .halt_reg = 0x8a050,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(28),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_6_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_pipe_div2_clk = {
+ .halt_reg = 0x8a064,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(29),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_pipe_div2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_6_pipe_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_slv_axi_clk = {
+ .halt_reg = 0x8a020,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x8a020,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(24),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_slv_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_6_slv_q2a_axi_clk = {
+ .halt_reg = 0x8a01c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(23),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_6_slv_q2a_axi_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_noc_pwrctl_clk = {
+ .halt_reg = 0xba2ac,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(7),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_noc_pwrctl_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_noc_qosgen_extref_clk = {
+ .halt_reg = 0xba2a8,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(6),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_noc_qosgen_extref_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_noc_sf_center_clk = {
+ .halt_reg = 0xba2b0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba2b0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(8),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_noc_sf_center_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_noc_slave_sf_east_clk = {
+ .halt_reg = 0xba2b8,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba2b8,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(9),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_noc_slave_sf_east_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_noc_slave_sf_west_clk = {
+ .halt_reg = 0xba2c0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba2c0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(10),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_noc_slave_sf_west_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_noc_tsctr_clk = {
+ .halt_reg = 0xba2a4,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba2a4,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62008,
+ .enable_mask = BIT(5),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_noc_tsctr_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_phy_3a_aux_clk = {
+ .halt_reg = 0x6c038,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x6c038,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(19),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_3a_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_phy_3a_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_phy_3b_aux_clk = {
+ .halt_reg = 0x75034,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(31),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_3b_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_phy_3b_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_phy_4_aux_clk = {
+ .halt_reg = 0xd3030,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(21),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_4_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_phy_4_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_phy_5_aux_clk = {
+ .halt_reg = 0xd2030,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(11),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_5_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_phy_5_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_phy_6_aux_clk = {
+ .halt_reg = 0xd4030,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(31),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_phy_6_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pcie_phy_6_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_rscc_cfg_ahb_clk = {
+ .halt_reg = 0xb8004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xb8004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62038,
+ .enable_mask = BIT(2),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_rscc_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pcie_rscc_xo_clk = {
+ .halt_reg = 0xb8008,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62038,
+ .enable_mask = BIT(3),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pcie_rscc_xo_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pdm2_clk = {
+ .halt_reg = 0x3300c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x3300c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pdm2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_pdm2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pdm_ahb_clk = {
+ .halt_reg = 0x33004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x33004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x33004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pdm_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_pdm_xo4_clk = {
+ .halt_reg = 0x33008,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x33008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_pdm_xo4_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_av1e_ahb_clk = {
+ .halt_reg = 0x9b048,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x9b048,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x9b048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_av1e_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_camera_cmd_ahb_clk = {
+ .halt_reg = 0x26010,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x26010,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x26010,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_camera_cmd_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_camera_nrt_ahb_clk = {
+ .halt_reg = 0x26008,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x26008,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x26008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_camera_nrt_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_camera_rt_ahb_clk = {
+ .halt_reg = 0x2600c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x2600c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x2600c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_camera_rt_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_gpu_ahb_clk = {
+ .halt_reg = 0x71008,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x71008,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x71008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_gpu_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_pcie_3a_ahb_clk = {
+ .halt_reg = 0xdc018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xdc018,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(11),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_pcie_3a_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_pcie_3b_ahb_clk = {
+ .halt_reg = 0x94018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x94018,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62028,
+ .enable_mask = BIT(20),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_pcie_3b_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_pcie_4_ahb_clk = {
+ .halt_reg = 0x88018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x88018,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(12),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_pcie_4_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_pcie_5_ahb_clk = {
+ .halt_reg = 0xc3018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc3018,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_pcie_5_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_pcie_6_ahb_clk = {
+ .halt_reg = 0x8a018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x8a018,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62030,
+ .enable_mask = BIT(22),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_pcie_6_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_video_cv_cpu_ahb_clk = {
+ .halt_reg = 0x32018,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x32018,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x32018,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_video_cv_cpu_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_video_cvp_ahb_clk = {
+ .halt_reg = 0x32008,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x32008,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x32008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_video_cvp_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_video_v_cpu_ahb_clk = {
+ .halt_reg = 0x32014,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x32014,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x32014,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_video_v_cpu_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_video_vcodec1_ahb_clk = {
+ .halt_reg = 0x32010,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x32010,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x32010,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_video_vcodec1_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qmip_video_vcodec_ahb_clk = {
+ .halt_reg = 0x3200c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x3200c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x3200c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qmip_video_vcodec_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_core_2x_clk = {
+ .halt_reg = 0xc5040,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(5),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_core_2x_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_core_clk = {
+ .halt_reg = 0xc502c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(4),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_core_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_m_ahb_clk = {
+ .halt_reg = 0xe7004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xe7004,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe7004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_m_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_qspi_s0_clk = {
+ .halt_reg = 0xe7040,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(9),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_qspi_s0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_oob_qspi_s0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_qspi_s1_clk = {
+ .halt_reg = 0xe729c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(10),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_qspi_s1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_oob_qspi_s1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_s0_clk = {
+ .halt_reg = 0xe7014,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(6),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_s0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_oob_s0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_s1_clk = {
+ .halt_reg = 0xe7028,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(7),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_s1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_oob_s1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_s_ahb_clk = {
+ .halt_reg = 0xc5028,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc5028,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(3),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_s_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_oob_tcxo_clk = {
+ .halt_reg = 0xe703c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(8),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_oob_tcxo_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_core_2x_clk = {
+ .halt_reg = 0xc5448,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(12),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_core_2x_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_core_clk = {
+ .halt_reg = 0xc5434,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(11),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_core_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_qspi_s2_clk = {
+ .halt_reg = 0x2879c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(22),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_qspi_s2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_qspi_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_qspi_s3_clk = {
+ .halt_reg = 0x288cc,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(23),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_qspi_s3_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_qspi_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_qspi_s6_clk = {
+ .halt_reg = 0x28798,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(21),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_qspi_s6_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_qspi_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s0_clk = {
+ .halt_reg = 0x28004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(13),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s1_clk = {
+ .halt_reg = 0x28140,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(14),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s2_clk = {
+ .halt_reg = 0x2827c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(15),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s3_clk = {
+ .halt_reg = 0x28290,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(16),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s3_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s4_clk = {
+ .halt_reg = 0x282a4,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(17),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s4_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s4_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s5_clk = {
+ .halt_reg = 0x283e0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(18),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s5_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s5_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s6_clk = {
+ .halt_reg = 0x2851c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(19),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s6_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap0_s7_clk = {
+ .halt_reg = 0x28530,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(20),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap0_s7_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap0_s7_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_core_2x_clk = {
+ .halt_reg = 0xc5198,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(14),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_core_2x_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_core_clk = {
+ .halt_reg = 0xc5184,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(13),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_core_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_qspi_s2_clk = {
+ .halt_reg = 0xb379c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(24),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_qspi_s2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_qspi_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_qspi_s3_clk = {
+ .halt_reg = 0xb38cc,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(25),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_qspi_s3_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_qspi_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_qspi_s6_clk = {
+ .halt_reg = 0xb3798,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(23),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_qspi_s6_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_qspi_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s0_clk = {
+ .halt_reg = 0xb3004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(15),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s1_clk = {
+ .halt_reg = 0xb3140,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(16),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s2_clk = {
+ .halt_reg = 0xb327c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(17),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s3_clk = {
+ .halt_reg = 0xb3290,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(18),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s3_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s4_clk = {
+ .halt_reg = 0xb32a4,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(19),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s4_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s4_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s5_clk = {
+ .halt_reg = 0xb33e0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(20),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s5_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s5_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s6_clk = {
+ .halt_reg = 0xb351c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(21),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s6_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap1_s7_clk = {
+ .halt_reg = 0xb3530,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(22),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap1_s7_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap1_s7_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_core_2x_clk = {
+ .halt_reg = 0xc52f0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(29),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_core_2x_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_core_clk = {
+ .halt_reg = 0xc52dc,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(28),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_core_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_qspi_s2_clk = {
+ .halt_reg = 0xb479c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(7),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_qspi_s2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_qspi_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_qspi_s3_clk = {
+ .halt_reg = 0xb48cc,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(8),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_qspi_s3_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_qspi_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_qspi_s6_clk = {
+ .halt_reg = 0xb4798,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(6),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_qspi_s6_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_qspi_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s0_clk = {
+ .halt_reg = 0xb4004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(30),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s1_clk = {
+ .halt_reg = 0xb4140,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(31),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s2_clk = {
+ .halt_reg = 0xb427c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s2_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s2_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s3_clk = {
+ .halt_reg = 0xb4290,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(1),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s3_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s3_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s4_clk = {
+ .halt_reg = 0xb42a4,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(2),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s4_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s4_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s5_clk = {
+ .halt_reg = 0xb43e0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(3),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s5_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s5_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s6_clk = {
+ .halt_reg = 0xb451c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(4),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s6_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s6_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap2_s7_clk = {
+ .halt_reg = 0xb4530,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(5),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap2_s7_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_qupv3_wrap2_s7_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap_0_m_ahb_clk = {
+ .halt_reg = 0xc542c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc542c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(9),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap_0_m_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap_0_s_ahb_clk = {
+ .halt_reg = 0xc5430,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc5430,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62020,
+ .enable_mask = BIT(10),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap_0_s_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap_1_m_ahb_clk = {
+ .halt_reg = 0xc517c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc517c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(11),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap_1_m_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap_1_s_ahb_clk = {
+ .halt_reg = 0xc5180,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc5180,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(12),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap_1_s_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap_2_m_ahb_clk = {
+ .halt_reg = 0xc52d4,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc52d4,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(26),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap_2_m_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_qupv3_wrap_2_s_ahb_clk = {
+ .halt_reg = 0xc52d8,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xc52d8,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x62018,
+ .enable_mask = BIT(27),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_qupv3_wrap_2_s_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_sdcc2_ahb_clk = {
+ .halt_reg = 0xb0014,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xb0014,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_sdcc2_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_sdcc2_apps_clk = {
+ .halt_reg = 0xb0004,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xb0004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_sdcc2_apps_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_sdcc2_apps_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_sdcc4_ahb_clk = {
+ .halt_reg = 0xdf014,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xdf014,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_sdcc4_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_sdcc4_apps_clk = {
+ .halt_reg = 0xdf004,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xdf004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_sdcc4_apps_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_sdcc4_apps_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_ahb_clk = {
+ .halt_reg = 0xba504,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba504,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xba504,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_axi_clk = {
+ .halt_reg = 0x7701c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x7701c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x7701c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_axi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_axi_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_ice_core_clk = {
+ .halt_reg = 0x77080,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x77080,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x77080,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_ice_core_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_ice_core_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_phy_aux_clk = {
+ .halt_reg = 0x770c0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x770c0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x770c0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_phy_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_rx_symbol_0_clk = {
+ .halt_reg = 0x77034,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x77034,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_rx_symbol_0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_rx_symbol_0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_rx_symbol_1_clk = {
+ .halt_reg = 0x770dc,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x770dc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_rx_symbol_1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_rx_symbol_1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_tx_symbol_0_clk = {
+ .halt_reg = 0x77030,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x77030,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_tx_symbol_0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_tx_symbol_0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_ufs_phy_unipro_core_clk = {
+ .halt_reg = 0x77070,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x77070,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x77070,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_ufs_phy_unipro_core_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_ufs_phy_unipro_core_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb20_master_clk = {
+ .halt_reg = 0xbc018,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xbc018,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb20_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb20_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb20_mock_utmi_clk = {
+ .halt_reg = 0xbc02c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xbc02c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb20_mock_utmi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb20_mock_utmi_postdiv_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb20_sleep_clk = {
+ .halt_reg = 0xbc028,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xbc028,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb20_sleep_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_mp_master_clk = {
+ .halt_reg = 0x9a024,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9a024,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_mp_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_mp_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_mp_mock_utmi_clk = {
+ .halt_reg = 0x9a038,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9a038,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_mp_mock_utmi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_mp_mock_utmi_postdiv_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_mp_sleep_clk = {
+ .halt_reg = 0x9a034,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9a034,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_mp_sleep_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_prim_master_clk = {
+ .halt_reg = 0x3f030,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x3f030,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_prim_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_prim_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_prim_mock_utmi_clk = {
+ .halt_reg = 0x3f048,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x3f048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_prim_mock_utmi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_prim_mock_utmi_postdiv_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_prim_sleep_clk = {
+ .halt_reg = 0x3f044,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x3f044,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_prim_sleep_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_sec_master_clk = {
+ .halt_reg = 0xe2024,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe2024,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_sec_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_sec_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_sec_mock_utmi_clk = {
+ .halt_reg = 0xe2038,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe2038,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_sec_mock_utmi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_sec_mock_utmi_postdiv_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_sec_sleep_clk = {
+ .halt_reg = 0xe2034,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe2034,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_sec_sleep_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_tert_master_clk = {
+ .halt_reg = 0xe1024,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe1024,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_tert_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_tert_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_tert_mock_utmi_clk = {
+ .halt_reg = 0xe1038,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe1038,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_tert_mock_utmi_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb30_tert_mock_utmi_postdiv_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb30_tert_sleep_clk = {
+ .halt_reg = 0xe1034,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe1034,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb30_tert_sleep_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_mp_phy_aux_clk = {
+ .halt_reg = 0x9a070,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9a070,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_mp_phy_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_mp_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_mp_phy_com_aux_clk = {
+ .halt_reg = 0x9a074,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9a074,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_mp_phy_com_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_mp_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_mp_phy_pipe_0_clk = {
+ .halt_reg = 0x9a078,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x9a078,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_mp_phy_pipe_0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_mp_phy_pipe_0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_mp_phy_pipe_1_clk = {
+ .halt_reg = 0x9a080,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x9a080,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_mp_phy_pipe_1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_mp_phy_pipe_1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_prim_phy_aux_clk = {
+ .halt_reg = 0x3f080,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x3f080,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_prim_phy_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_prim_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_prim_phy_com_aux_clk = {
+ .halt_reg = 0x3f084,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x3f084,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_prim_phy_com_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_prim_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_prim_phy_pipe_clk = {
+ .halt_reg = 0x3f088,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x3f088,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x3f088,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_prim_phy_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_prim_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_sec_phy_aux_clk = {
+ .halt_reg = 0xe2070,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe2070,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_sec_phy_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_sec_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_sec_phy_com_aux_clk = {
+ .halt_reg = 0xe2074,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe2074,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_sec_phy_com_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_sec_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_sec_phy_pipe_clk = {
+ .halt_reg = 0xe2078,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xe2078,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe2078,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_sec_phy_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_sec_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_tert_phy_aux_clk = {
+ .halt_reg = 0xe1070,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe1070,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_tert_phy_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_tert_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_tert_phy_com_aux_clk = {
+ .halt_reg = 0xe1074,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe1074,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_tert_phy_com_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb3_tert_phy_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb3_tert_phy_pipe_clk = {
+ .halt_reg = 0xe1078,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xe1078,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe1078,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb3_tert_phy_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_tert_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_cfg_ahb_clk = {
+ .halt_reg = 0xba450,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba450,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xba450,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_dp0_clk = {
+ .halt_reg = 0x2b070,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b070,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_dp0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_dp0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_dp1_clk = {
+ .halt_reg = 0x2b124,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b124,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_dp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_dp1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_master_clk = {
+ .halt_reg = 0x2b01c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b01c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_phy_p2rr2p_pipe_clk = {
+ .halt_reg = 0x2b0f4,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x2b0f4,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_p2rr2p_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_p2rr2p_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_phy_pcie_pipe_clk = {
+ .halt_reg = 0x2b04c,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(11),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_pcie_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_phy_rx0_clk = {
+ .halt_reg = 0x2b0c4,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b0c4,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_rx0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_rx0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_phy_rx1_clk = {
+ .halt_reg = 0x2b0d8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b0d8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_rx1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_rx1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_phy_usb_pipe_clk = {
+ .halt_reg = 0x2b0bc,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x2b0bc,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x2b0bc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_usb_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_prim_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_sb_if_clk = {
+ .halt_reg = 0x2b048,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_sb_if_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_sb_if_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_sys_clk = {
+ .halt_reg = 0x2b05c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b05c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_sys_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_tmu_clk = {
+ .halt_reg = 0x2b09c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x2b09c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x2b09c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_tmu_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_tmu_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_0_uc_hrr_clk = {
+ .halt_reg = 0x2b06c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2b06c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_uc_hrr_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_cfg_ahb_clk = {
+ .halt_reg = 0xba454,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba454,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xba454,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_dp0_clk = {
+ .halt_reg = 0x2d07c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d07c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_dp0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_dp0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_dp1_clk = {
+ .halt_reg = 0x2d144,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d144,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_dp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_dp1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_master_clk = {
+ .halt_reg = 0x2d01c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d01c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_phy_p2rr2p_pipe_clk = {
+ .halt_reg = 0x2d118,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x2d118,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_p2rr2p_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_p2rr2p_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_phy_pcie_pipe_clk = {
+ .halt_reg = 0x2d04c,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(12),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_pcie_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_phy_rx0_clk = {
+ .halt_reg = 0x2d0e8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d0e8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_rx0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_rx0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_phy_rx1_clk = {
+ .halt_reg = 0x2d0fc,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d0fc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_rx1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_rx1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_phy_usb_pipe_clk = {
+ .halt_reg = 0x2d0e0,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x2d0e0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x2d0e0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_usb_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_sec_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_sb_if_clk = {
+ .halt_reg = 0x2d048,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_sb_if_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_sb_if_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_sys_clk = {
+ .halt_reg = 0x2d05c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d05c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_sys_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_tmu_clk = {
+ .halt_reg = 0x2d0a8,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x2d0a8,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x2d0a8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_tmu_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_tmu_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_1_uc_hrr_clk = {
+ .halt_reg = 0x2d06c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2d06c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_uc_hrr_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_cfg_ahb_clk = {
+ .halt_reg = 0xba458,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xba458,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xba458,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_cfg_ahb_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_dp0_clk = {
+ .halt_reg = 0xe0070,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe0070,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_dp0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_dp0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_dp1_clk = {
+ .halt_reg = 0xe0128,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe0128,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_dp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_dp1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_master_clk = {
+ .halt_reg = 0xe001c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe001c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_master_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_master_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_phy_p2rr2p_pipe_clk = {
+ .halt_reg = 0xe00f8,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0xe00f8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_p2rr2p_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_p2rr2p_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_phy_pcie_pipe_clk = {
+ .halt_reg = 0xe004c,
+ .halt_check = BRANCH_HALT_SKIP,
+ .clkr = {
+ .enable_reg = 0x62010,
+ .enable_mask = BIT(13),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_pcie_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_phy_rx0_clk = {
+ .halt_reg = 0xe00c8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe00c8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_rx0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_rx0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_phy_rx1_clk = {
+ .halt_reg = 0xe00dc,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe00dc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_rx1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_rx1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_phy_usb_pipe_clk = {
+ .halt_reg = 0xe00c0,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0xe00c0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe00c0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_usb_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_tert_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_sb_if_clk = {
+ .halt_reg = 0xe0048,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe0048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_sb_if_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_sb_if_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_sys_clk = {
+ .halt_reg = 0xe005c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe005c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_sys_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_tmu_clk = {
+ .halt_reg = 0xe00a0,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0xe00a0,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0xe00a0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_tmu_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_tmu_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_usb4_2_uc_hrr_clk = {
+ .halt_reg = 0xe006c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xe006c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_uc_hrr_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_video_axi0_clk = {
+ .halt_reg = 0x3201c,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x3201c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x3201c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_video_axi0_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_video_axi0c_clk = {
+ .halt_reg = 0x32030,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x32030,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x32030,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_video_axi0c_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gcc_video_axi1_clk = {
+ .halt_reg = 0x32044,
+ .halt_check = BRANCH_HALT_SKIP,
+ .hwcg_reg = 0x32044,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x32044,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_video_axi1_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct gdsc gcc_pcie_0_tunnel_gdsc = {
+ .gdscr = 0xc8004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_0_tunnel_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_1_tunnel_gdsc = {
+ .gdscr = 0x2e004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_1_tunnel_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_2_tunnel_gdsc = {
+ .gdscr = 0xc0004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_2_tunnel_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_3a_gdsc = {
+ .gdscr = 0xdc004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_3a_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_3a_phy_gdsc = {
+ .gdscr = 0x6c004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_pcie_3a_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_3b_gdsc = {
+ .gdscr = 0x94004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_3b_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_3b_phy_gdsc = {
+ .gdscr = 0x75004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_pcie_3b_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_4_gdsc = {
+ .gdscr = 0x88004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_4_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_4_phy_gdsc = {
+ .gdscr = 0xd3004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_pcie_4_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_5_gdsc = {
+ .gdscr = 0xc3004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_5_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_5_phy_gdsc = {
+ .gdscr = 0xd2004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_pcie_5_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_6_gdsc = {
+ .gdscr = 0x8a004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_6_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_pcie_6_phy_gdsc = {
+ .gdscr = 0xd4004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_pcie_6_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE,
+};
+
+static struct gdsc gcc_ufs_phy_gdsc = {
+ .gdscr = 0x77008,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_ufs_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb20_prim_gdsc = {
+ .gdscr = 0xbc004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb20_prim_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb30_mp_gdsc = {
+ .gdscr = 0x9a010,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb30_mp_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb30_prim_gdsc = {
+ .gdscr = 0x3f01c,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb30_prim_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb30_sec_gdsc = {
+ .gdscr = 0xe2010,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb30_sec_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb30_tert_gdsc = {
+ .gdscr = 0xe1010,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb30_tert_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb3_mp_ss0_phy_gdsc = {
+ .gdscr = 0x5400c,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_usb3_mp_ss0_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb3_mp_ss1_phy_gdsc = {
+ .gdscr = 0x5402c,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_usb3_mp_ss1_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb4_0_gdsc = {
+ .gdscr = 0x2b008,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb4_0_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb4_1_gdsc = {
+ .gdscr = 0x2d008,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb4_1_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb4_2_gdsc = {
+ .gdscr = 0xe0008,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb4_2_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb_0_phy_gdsc = {
+ .gdscr = 0xdb024,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_usb_0_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb_1_phy_gdsc = {
+ .gdscr = 0x2c024,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_usb_1_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gcc_usb_2_phy_gdsc = {
+ .gdscr = 0xbe024,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_usb_2_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct clk_regmap *gcc_glymur_clocks[] = {
+ [GCC_AGGRE_NOC_PCIE_3A_WEST_SF_AXI_CLK] = &gcc_aggre_noc_pcie_3a_west_sf_axi_clk.clkr,
+ [GCC_AGGRE_NOC_PCIE_3B_WEST_SF_AXI_CLK] = &gcc_aggre_noc_pcie_3b_west_sf_axi_clk.clkr,
+ [GCC_AGGRE_NOC_PCIE_4_WEST_SF_AXI_CLK] = &gcc_aggre_noc_pcie_4_west_sf_axi_clk.clkr,
+ [GCC_AGGRE_NOC_PCIE_5_EAST_SF_AXI_CLK] = &gcc_aggre_noc_pcie_5_east_sf_axi_clk.clkr,
+ [GCC_AGGRE_NOC_PCIE_6_WEST_SF_AXI_CLK] = &gcc_aggre_noc_pcie_6_west_sf_axi_clk.clkr,
+ [GCC_AGGRE_UFS_PHY_AXI_CLK] = &gcc_aggre_ufs_phy_axi_clk.clkr,
+ [GCC_AGGRE_USB2_PRIM_AXI_CLK] = &gcc_aggre_usb2_prim_axi_clk.clkr,
+ [GCC_AGGRE_USB3_MP_AXI_CLK] = &gcc_aggre_usb3_mp_axi_clk.clkr,
+ [GCC_AGGRE_USB3_PRIM_AXI_CLK] = &gcc_aggre_usb3_prim_axi_clk.clkr,
+ [GCC_AGGRE_USB3_SEC_AXI_CLK] = &gcc_aggre_usb3_sec_axi_clk.clkr,
+ [GCC_AGGRE_USB3_TERT_AXI_CLK] = &gcc_aggre_usb3_tert_axi_clk.clkr,
+ [GCC_AGGRE_USB4_0_AXI_CLK] = &gcc_aggre_usb4_0_axi_clk.clkr,
+ [GCC_AGGRE_USB4_1_AXI_CLK] = &gcc_aggre_usb4_1_axi_clk.clkr,
+ [GCC_AGGRE_USB4_2_AXI_CLK] = &gcc_aggre_usb4_2_axi_clk.clkr,
+ [GCC_AV1E_AHB_CLK] = &gcc_av1e_ahb_clk.clkr,
+ [GCC_AV1E_AXI_CLK] = &gcc_av1e_axi_clk.clkr,
+ [GCC_AV1E_XO_CLK] = &gcc_av1e_xo_clk.clkr,
+ [GCC_BOOT_ROM_AHB_CLK] = &gcc_boot_rom_ahb_clk.clkr,
+ [GCC_CAMERA_HF_AXI_CLK] = &gcc_camera_hf_axi_clk.clkr,
+ [GCC_CAMERA_SF_AXI_CLK] = &gcc_camera_sf_axi_clk.clkr,
+ [GCC_CFG_NOC_PCIE_ANOC_AHB_CLK] = &gcc_cfg_noc_pcie_anoc_ahb_clk.clkr,
+ [GCC_CFG_NOC_PCIE_ANOC_SOUTH_AHB_CLK] = &gcc_cfg_noc_pcie_anoc_south_ahb_clk.clkr,
+ [GCC_CFG_NOC_USB2_PRIM_AXI_CLK] = &gcc_cfg_noc_usb2_prim_axi_clk.clkr,
+ [GCC_CFG_NOC_USB3_MP_AXI_CLK] = &gcc_cfg_noc_usb3_mp_axi_clk.clkr,
+ [GCC_CFG_NOC_USB3_PRIM_AXI_CLK] = &gcc_cfg_noc_usb3_prim_axi_clk.clkr,
+ [GCC_CFG_NOC_USB3_SEC_AXI_CLK] = &gcc_cfg_noc_usb3_sec_axi_clk.clkr,
+ [GCC_CFG_NOC_USB3_TERT_AXI_CLK] = &gcc_cfg_noc_usb3_tert_axi_clk.clkr,
+ [GCC_CFG_NOC_USB_ANOC_AHB_CLK] = &gcc_cfg_noc_usb_anoc_ahb_clk.clkr,
+ [GCC_CFG_NOC_USB_ANOC_SOUTH_AHB_CLK] = &gcc_cfg_noc_usb_anoc_south_ahb_clk.clkr,
+ [GCC_DISP_HF_AXI_CLK] = &gcc_disp_hf_axi_clk.clkr,
+ [GCC_EVA_AHB_CLK] = &gcc_eva_ahb_clk.clkr,
+ [GCC_EVA_AXI0_CLK] = &gcc_eva_axi0_clk.clkr,
+ [GCC_EVA_AXI0C_CLK] = &gcc_eva_axi0c_clk.clkr,
+ [GCC_EVA_XO_CLK] = &gcc_eva_xo_clk.clkr,
+ [GCC_GP1_CLK] = &gcc_gp1_clk.clkr,
+ [GCC_GP1_CLK_SRC] = &gcc_gp1_clk_src.clkr,
+ [GCC_GP2_CLK] = &gcc_gp2_clk.clkr,
+ [GCC_GP2_CLK_SRC] = &gcc_gp2_clk_src.clkr,
+ [GCC_GP3_CLK] = &gcc_gp3_clk.clkr,
+ [GCC_GP3_CLK_SRC] = &gcc_gp3_clk_src.clkr,
+ [GCC_GPLL0] = &gcc_gpll0.clkr,
+ [GCC_GPLL0_OUT_EVEN] = &gcc_gpll0_out_even.clkr,
+ [GCC_GPLL1] = &gcc_gpll1.clkr,
+ [GCC_GPLL14] = &gcc_gpll14.clkr,
+ [GCC_GPLL14_OUT_EVEN] = &gcc_gpll14_out_even.clkr,
+ [GCC_GPLL4] = &gcc_gpll4.clkr,
+ [GCC_GPLL5] = &gcc_gpll5.clkr,
+ [GCC_GPLL7] = &gcc_gpll7.clkr,
+ [GCC_GPLL8] = &gcc_gpll8.clkr,
+ [GCC_GPLL9] = &gcc_gpll9.clkr,
+ [GCC_GPU_GEMNOC_GFX_CLK] = &gcc_gpu_gemnoc_gfx_clk.clkr,
+ [GCC_GPU_GPLL0_CLK_SRC] = &gcc_gpu_gpll0_clk_src.clkr,
+ [GCC_GPU_GPLL0_DIV_CLK_SRC] = &gcc_gpu_gpll0_div_clk_src.clkr,
+ [GCC_PCIE_0_AUX_CLK] = &gcc_pcie_0_aux_clk.clkr,
+ [GCC_PCIE_0_AUX_CLK_SRC] = &gcc_pcie_0_aux_clk_src.clkr,
+ [GCC_PCIE_0_CFG_AHB_CLK] = &gcc_pcie_0_cfg_ahb_clk.clkr,
+ [GCC_PCIE_0_MSTR_AXI_CLK] = &gcc_pcie_0_mstr_axi_clk.clkr,
+ [GCC_PCIE_0_PHY_RCHNG_CLK] = &gcc_pcie_0_phy_rchng_clk.clkr,
+ [GCC_PCIE_0_PHY_RCHNG_CLK_SRC] = &gcc_pcie_0_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_0_PIPE_CLK] = &gcc_pcie_0_pipe_clk.clkr,
+ [GCC_PCIE_0_SLV_AXI_CLK] = &gcc_pcie_0_slv_axi_clk.clkr,
+ [GCC_PCIE_0_SLV_Q2A_AXI_CLK] = &gcc_pcie_0_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_1_AUX_CLK] = &gcc_pcie_1_aux_clk.clkr,
+ [GCC_PCIE_1_AUX_CLK_SRC] = &gcc_pcie_1_aux_clk_src.clkr,
+ [GCC_PCIE_1_CFG_AHB_CLK] = &gcc_pcie_1_cfg_ahb_clk.clkr,
+ [GCC_PCIE_1_MSTR_AXI_CLK] = &gcc_pcie_1_mstr_axi_clk.clkr,
+ [GCC_PCIE_1_PHY_RCHNG_CLK] = &gcc_pcie_1_phy_rchng_clk.clkr,
+ [GCC_PCIE_1_PHY_RCHNG_CLK_SRC] = &gcc_pcie_1_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_1_PIPE_CLK] = &gcc_pcie_1_pipe_clk.clkr,
+ [GCC_PCIE_1_SLV_AXI_CLK] = &gcc_pcie_1_slv_axi_clk.clkr,
+ [GCC_PCIE_1_SLV_Q2A_AXI_CLK] = &gcc_pcie_1_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_2_AUX_CLK] = &gcc_pcie_2_aux_clk.clkr,
+ [GCC_PCIE_2_AUX_CLK_SRC] = &gcc_pcie_2_aux_clk_src.clkr,
+ [GCC_PCIE_2_CFG_AHB_CLK] = &gcc_pcie_2_cfg_ahb_clk.clkr,
+ [GCC_PCIE_2_MSTR_AXI_CLK] = &gcc_pcie_2_mstr_axi_clk.clkr,
+ [GCC_PCIE_2_PHY_RCHNG_CLK] = &gcc_pcie_2_phy_rchng_clk.clkr,
+ [GCC_PCIE_2_PHY_RCHNG_CLK_SRC] = &gcc_pcie_2_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_2_PIPE_CLK] = &gcc_pcie_2_pipe_clk.clkr,
+ [GCC_PCIE_2_SLV_AXI_CLK] = &gcc_pcie_2_slv_axi_clk.clkr,
+ [GCC_PCIE_2_SLV_Q2A_AXI_CLK] = &gcc_pcie_2_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_3A_AUX_CLK] = &gcc_pcie_3a_aux_clk.clkr,
+ [GCC_PCIE_3A_AUX_CLK_SRC] = &gcc_pcie_3a_aux_clk_src.clkr,
+ [GCC_PCIE_3A_CFG_AHB_CLK] = &gcc_pcie_3a_cfg_ahb_clk.clkr,
+ [GCC_PCIE_3A_MSTR_AXI_CLK] = &gcc_pcie_3a_mstr_axi_clk.clkr,
+ [GCC_PCIE_3A_PHY_RCHNG_CLK] = &gcc_pcie_3a_phy_rchng_clk.clkr,
+ [GCC_PCIE_3A_PHY_RCHNG_CLK_SRC] = &gcc_pcie_3a_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_3A_PIPE_CLK] = &gcc_pcie_3a_pipe_clk.clkr,
+ [GCC_PCIE_3A_PIPE_CLK_SRC] = &gcc_pcie_3a_pipe_clk_src.clkr,
+ [GCC_PCIE_3A_SLV_AXI_CLK] = &gcc_pcie_3a_slv_axi_clk.clkr,
+ [GCC_PCIE_3A_SLV_Q2A_AXI_CLK] = &gcc_pcie_3a_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_3B_AUX_CLK] = &gcc_pcie_3b_aux_clk.clkr,
+ [GCC_PCIE_3B_AUX_CLK_SRC] = &gcc_pcie_3b_aux_clk_src.clkr,
+ [GCC_PCIE_3B_CFG_AHB_CLK] = &gcc_pcie_3b_cfg_ahb_clk.clkr,
+ [GCC_PCIE_3B_MSTR_AXI_CLK] = &gcc_pcie_3b_mstr_axi_clk.clkr,
+ [GCC_PCIE_3B_PHY_RCHNG_CLK] = &gcc_pcie_3b_phy_rchng_clk.clkr,
+ [GCC_PCIE_3B_PHY_RCHNG_CLK_SRC] = &gcc_pcie_3b_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_3B_PIPE_CLK] = &gcc_pcie_3b_pipe_clk.clkr,
+ [GCC_PCIE_3B_PIPE_CLK_SRC] = &gcc_pcie_3b_pipe_clk_src.clkr,
+ [GCC_PCIE_3B_PIPE_DIV2_CLK] = &gcc_pcie_3b_pipe_div2_clk.clkr,
+ [GCC_PCIE_3B_PIPE_DIV_CLK_SRC] = &gcc_pcie_3b_pipe_div_clk_src.clkr,
+ [GCC_PCIE_3B_SLV_AXI_CLK] = &gcc_pcie_3b_slv_axi_clk.clkr,
+ [GCC_PCIE_3B_SLV_Q2A_AXI_CLK] = &gcc_pcie_3b_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_4_AUX_CLK] = &gcc_pcie_4_aux_clk.clkr,
+ [GCC_PCIE_4_AUX_CLK_SRC] = &gcc_pcie_4_aux_clk_src.clkr,
+ [GCC_PCIE_4_CFG_AHB_CLK] = &gcc_pcie_4_cfg_ahb_clk.clkr,
+ [GCC_PCIE_4_MSTR_AXI_CLK] = &gcc_pcie_4_mstr_axi_clk.clkr,
+ [GCC_PCIE_4_PHY_RCHNG_CLK] = &gcc_pcie_4_phy_rchng_clk.clkr,
+ [GCC_PCIE_4_PHY_RCHNG_CLK_SRC] = &gcc_pcie_4_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_4_PIPE_CLK] = &gcc_pcie_4_pipe_clk.clkr,
+ [GCC_PCIE_4_PIPE_CLK_SRC] = &gcc_pcie_4_pipe_clk_src.clkr,
+ [GCC_PCIE_4_PIPE_DIV2_CLK] = &gcc_pcie_4_pipe_div2_clk.clkr,
+ [GCC_PCIE_4_PIPE_DIV_CLK_SRC] = &gcc_pcie_4_pipe_div_clk_src.clkr,
+ [GCC_PCIE_4_SLV_AXI_CLK] = &gcc_pcie_4_slv_axi_clk.clkr,
+ [GCC_PCIE_4_SLV_Q2A_AXI_CLK] = &gcc_pcie_4_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_5_AUX_CLK] = &gcc_pcie_5_aux_clk.clkr,
+ [GCC_PCIE_5_AUX_CLK_SRC] = &gcc_pcie_5_aux_clk_src.clkr,
+ [GCC_PCIE_5_CFG_AHB_CLK] = &gcc_pcie_5_cfg_ahb_clk.clkr,
+ [GCC_PCIE_5_MSTR_AXI_CLK] = &gcc_pcie_5_mstr_axi_clk.clkr,
+ [GCC_PCIE_5_PHY_RCHNG_CLK] = &gcc_pcie_5_phy_rchng_clk.clkr,
+ [GCC_PCIE_5_PHY_RCHNG_CLK_SRC] = &gcc_pcie_5_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_5_PIPE_CLK] = &gcc_pcie_5_pipe_clk.clkr,
+ [GCC_PCIE_5_PIPE_CLK_SRC] = &gcc_pcie_5_pipe_clk_src.clkr,
+ [GCC_PCIE_5_PIPE_DIV2_CLK] = &gcc_pcie_5_pipe_div2_clk.clkr,
+ [GCC_PCIE_5_PIPE_DIV_CLK_SRC] = &gcc_pcie_5_pipe_div_clk_src.clkr,
+ [GCC_PCIE_5_SLV_AXI_CLK] = &gcc_pcie_5_slv_axi_clk.clkr,
+ [GCC_PCIE_5_SLV_Q2A_AXI_CLK] = &gcc_pcie_5_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_6_AUX_CLK] = &gcc_pcie_6_aux_clk.clkr,
+ [GCC_PCIE_6_AUX_CLK_SRC] = &gcc_pcie_6_aux_clk_src.clkr,
+ [GCC_PCIE_6_CFG_AHB_CLK] = &gcc_pcie_6_cfg_ahb_clk.clkr,
+ [GCC_PCIE_6_MSTR_AXI_CLK] = &gcc_pcie_6_mstr_axi_clk.clkr,
+ [GCC_PCIE_6_PHY_RCHNG_CLK] = &gcc_pcie_6_phy_rchng_clk.clkr,
+ [GCC_PCIE_6_PHY_RCHNG_CLK_SRC] = &gcc_pcie_6_phy_rchng_clk_src.clkr,
+ [GCC_PCIE_6_PIPE_CLK] = &gcc_pcie_6_pipe_clk.clkr,
+ [GCC_PCIE_6_PIPE_CLK_SRC] = &gcc_pcie_6_pipe_clk_src.clkr,
+ [GCC_PCIE_6_PIPE_DIV2_CLK] = &gcc_pcie_6_pipe_div2_clk.clkr,
+ [GCC_PCIE_6_PIPE_DIV_CLK_SRC] = &gcc_pcie_6_pipe_div_clk_src.clkr,
+ [GCC_PCIE_6_SLV_AXI_CLK] = &gcc_pcie_6_slv_axi_clk.clkr,
+ [GCC_PCIE_6_SLV_Q2A_AXI_CLK] = &gcc_pcie_6_slv_q2a_axi_clk.clkr,
+ [GCC_PCIE_NOC_PWRCTL_CLK] = &gcc_pcie_noc_pwrctl_clk.clkr,
+ [GCC_PCIE_NOC_QOSGEN_EXTREF_CLK] = &gcc_pcie_noc_qosgen_extref_clk.clkr,
+ [GCC_PCIE_NOC_SF_CENTER_CLK] = &gcc_pcie_noc_sf_center_clk.clkr,
+ [GCC_PCIE_NOC_SLAVE_SF_EAST_CLK] = &gcc_pcie_noc_slave_sf_east_clk.clkr,
+ [GCC_PCIE_NOC_SLAVE_SF_WEST_CLK] = &gcc_pcie_noc_slave_sf_west_clk.clkr,
+ [GCC_PCIE_NOC_TSCTR_CLK] = &gcc_pcie_noc_tsctr_clk.clkr,
+ [GCC_PCIE_PHY_3A_AUX_CLK] = &gcc_pcie_phy_3a_aux_clk.clkr,
+ [GCC_PCIE_PHY_3A_AUX_CLK_SRC] = &gcc_pcie_phy_3a_aux_clk_src.clkr,
+ [GCC_PCIE_PHY_3B_AUX_CLK] = &gcc_pcie_phy_3b_aux_clk.clkr,
+ [GCC_PCIE_PHY_3B_AUX_CLK_SRC] = &gcc_pcie_phy_3b_aux_clk_src.clkr,
+ [GCC_PCIE_PHY_4_AUX_CLK] = &gcc_pcie_phy_4_aux_clk.clkr,
+ [GCC_PCIE_PHY_4_AUX_CLK_SRC] = &gcc_pcie_phy_4_aux_clk_src.clkr,
+ [GCC_PCIE_PHY_5_AUX_CLK] = &gcc_pcie_phy_5_aux_clk.clkr,
+ [GCC_PCIE_PHY_5_AUX_CLK_SRC] = &gcc_pcie_phy_5_aux_clk_src.clkr,
+ [GCC_PCIE_PHY_6_AUX_CLK] = &gcc_pcie_phy_6_aux_clk.clkr,
+ [GCC_PCIE_PHY_6_AUX_CLK_SRC] = &gcc_pcie_phy_6_aux_clk_src.clkr,
+ [GCC_PCIE_RSCC_CFG_AHB_CLK] = &gcc_pcie_rscc_cfg_ahb_clk.clkr,
+ [GCC_PCIE_RSCC_XO_CLK] = &gcc_pcie_rscc_xo_clk.clkr,
+ [GCC_PDM2_CLK] = &gcc_pdm2_clk.clkr,
+ [GCC_PDM2_CLK_SRC] = &gcc_pdm2_clk_src.clkr,
+ [GCC_PDM_AHB_CLK] = &gcc_pdm_ahb_clk.clkr,
+ [GCC_PDM_XO4_CLK] = &gcc_pdm_xo4_clk.clkr,
+ [GCC_QMIP_AV1E_AHB_CLK] = &gcc_qmip_av1e_ahb_clk.clkr,
+ [GCC_QMIP_CAMERA_CMD_AHB_CLK] = &gcc_qmip_camera_cmd_ahb_clk.clkr,
+ [GCC_QMIP_CAMERA_NRT_AHB_CLK] = &gcc_qmip_camera_nrt_ahb_clk.clkr,
+ [GCC_QMIP_CAMERA_RT_AHB_CLK] = &gcc_qmip_camera_rt_ahb_clk.clkr,
+ [GCC_QMIP_GPU_AHB_CLK] = &gcc_qmip_gpu_ahb_clk.clkr,
+ [GCC_QMIP_PCIE_3A_AHB_CLK] = &gcc_qmip_pcie_3a_ahb_clk.clkr,
+ [GCC_QMIP_PCIE_3B_AHB_CLK] = &gcc_qmip_pcie_3b_ahb_clk.clkr,
+ [GCC_QMIP_PCIE_4_AHB_CLK] = &gcc_qmip_pcie_4_ahb_clk.clkr,
+ [GCC_QMIP_PCIE_5_AHB_CLK] = &gcc_qmip_pcie_5_ahb_clk.clkr,
+ [GCC_QMIP_PCIE_6_AHB_CLK] = &gcc_qmip_pcie_6_ahb_clk.clkr,
+ [GCC_QMIP_VIDEO_CV_CPU_AHB_CLK] = &gcc_qmip_video_cv_cpu_ahb_clk.clkr,
+ [GCC_QMIP_VIDEO_CVP_AHB_CLK] = &gcc_qmip_video_cvp_ahb_clk.clkr,
+ [GCC_QMIP_VIDEO_V_CPU_AHB_CLK] = &gcc_qmip_video_v_cpu_ahb_clk.clkr,
+ [GCC_QMIP_VIDEO_VCODEC1_AHB_CLK] = &gcc_qmip_video_vcodec1_ahb_clk.clkr,
+ [GCC_QMIP_VIDEO_VCODEC_AHB_CLK] = &gcc_qmip_video_vcodec_ahb_clk.clkr,
+ [GCC_QUPV3_OOB_CORE_2X_CLK] = &gcc_qupv3_oob_core_2x_clk.clkr,
+ [GCC_QUPV3_OOB_CORE_CLK] = &gcc_qupv3_oob_core_clk.clkr,
+ [GCC_QUPV3_OOB_M_AHB_CLK] = &gcc_qupv3_oob_m_ahb_clk.clkr,
+ [GCC_QUPV3_OOB_QSPI_S0_CLK] = &gcc_qupv3_oob_qspi_s0_clk.clkr,
+ [GCC_QUPV3_OOB_QSPI_S0_CLK_SRC] = &gcc_qupv3_oob_qspi_s0_clk_src.clkr,
+ [GCC_QUPV3_OOB_QSPI_S1_CLK] = &gcc_qupv3_oob_qspi_s1_clk.clkr,
+ [GCC_QUPV3_OOB_QSPI_S1_CLK_SRC] = &gcc_qupv3_oob_qspi_s1_clk_src.clkr,
+ [GCC_QUPV3_OOB_S0_CLK] = &gcc_qupv3_oob_s0_clk.clkr,
+ [GCC_QUPV3_OOB_S0_CLK_SRC] = &gcc_qupv3_oob_s0_clk_src.clkr,
+ [GCC_QUPV3_OOB_S1_CLK] = &gcc_qupv3_oob_s1_clk.clkr,
+ [GCC_QUPV3_OOB_S1_CLK_SRC] = &gcc_qupv3_oob_s1_clk_src.clkr,
+ [GCC_QUPV3_OOB_S_AHB_CLK] = &gcc_qupv3_oob_s_ahb_clk.clkr,
+ [GCC_QUPV3_OOB_TCXO_CLK] = &gcc_qupv3_oob_tcxo_clk.clkr,
+ [GCC_QUPV3_WRAP0_CORE_2X_CLK] = &gcc_qupv3_wrap0_core_2x_clk.clkr,
+ [GCC_QUPV3_WRAP0_CORE_CLK] = &gcc_qupv3_wrap0_core_clk.clkr,
+ [GCC_QUPV3_WRAP0_QSPI_S2_CLK] = &gcc_qupv3_wrap0_qspi_s2_clk.clkr,
+ [GCC_QUPV3_WRAP0_QSPI_S2_CLK_SRC] = &gcc_qupv3_wrap0_qspi_s2_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_QSPI_S3_CLK] = &gcc_qupv3_wrap0_qspi_s3_clk.clkr,
+ [GCC_QUPV3_WRAP0_QSPI_S3_CLK_SRC] = &gcc_qupv3_wrap0_qspi_s3_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_QSPI_S6_CLK] = &gcc_qupv3_wrap0_qspi_s6_clk.clkr,
+ [GCC_QUPV3_WRAP0_QSPI_S6_CLK_SRC] = &gcc_qupv3_wrap0_qspi_s6_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S0_CLK] = &gcc_qupv3_wrap0_s0_clk.clkr,
+ [GCC_QUPV3_WRAP0_S0_CLK_SRC] = &gcc_qupv3_wrap0_s0_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S1_CLK] = &gcc_qupv3_wrap0_s1_clk.clkr,
+ [GCC_QUPV3_WRAP0_S1_CLK_SRC] = &gcc_qupv3_wrap0_s1_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S2_CLK] = &gcc_qupv3_wrap0_s2_clk.clkr,
+ [GCC_QUPV3_WRAP0_S2_CLK_SRC] = &gcc_qupv3_wrap0_s2_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S3_CLK] = &gcc_qupv3_wrap0_s3_clk.clkr,
+ [GCC_QUPV3_WRAP0_S3_CLK_SRC] = &gcc_qupv3_wrap0_s3_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S4_CLK] = &gcc_qupv3_wrap0_s4_clk.clkr,
+ [GCC_QUPV3_WRAP0_S4_CLK_SRC] = &gcc_qupv3_wrap0_s4_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S5_CLK] = &gcc_qupv3_wrap0_s5_clk.clkr,
+ [GCC_QUPV3_WRAP0_S5_CLK_SRC] = &gcc_qupv3_wrap0_s5_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S6_CLK] = &gcc_qupv3_wrap0_s6_clk.clkr,
+ [GCC_QUPV3_WRAP0_S6_CLK_SRC] = &gcc_qupv3_wrap0_s6_clk_src.clkr,
+ [GCC_QUPV3_WRAP0_S7_CLK] = &gcc_qupv3_wrap0_s7_clk.clkr,
+ [GCC_QUPV3_WRAP0_S7_CLK_SRC] = &gcc_qupv3_wrap0_s7_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_CORE_2X_CLK] = &gcc_qupv3_wrap1_core_2x_clk.clkr,
+ [GCC_QUPV3_WRAP1_CORE_CLK] = &gcc_qupv3_wrap1_core_clk.clkr,
+ [GCC_QUPV3_WRAP1_QSPI_S2_CLK] = &gcc_qupv3_wrap1_qspi_s2_clk.clkr,
+ [GCC_QUPV3_WRAP1_QSPI_S2_CLK_SRC] = &gcc_qupv3_wrap1_qspi_s2_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_QSPI_S3_CLK] = &gcc_qupv3_wrap1_qspi_s3_clk.clkr,
+ [GCC_QUPV3_WRAP1_QSPI_S3_CLK_SRC] = &gcc_qupv3_wrap1_qspi_s3_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_QSPI_S6_CLK] = &gcc_qupv3_wrap1_qspi_s6_clk.clkr,
+ [GCC_QUPV3_WRAP1_QSPI_S6_CLK_SRC] = &gcc_qupv3_wrap1_qspi_s6_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S0_CLK] = &gcc_qupv3_wrap1_s0_clk.clkr,
+ [GCC_QUPV3_WRAP1_S0_CLK_SRC] = &gcc_qupv3_wrap1_s0_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S1_CLK] = &gcc_qupv3_wrap1_s1_clk.clkr,
+ [GCC_QUPV3_WRAP1_S1_CLK_SRC] = &gcc_qupv3_wrap1_s1_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S2_CLK] = &gcc_qupv3_wrap1_s2_clk.clkr,
+ [GCC_QUPV3_WRAP1_S2_CLK_SRC] = &gcc_qupv3_wrap1_s2_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S3_CLK] = &gcc_qupv3_wrap1_s3_clk.clkr,
+ [GCC_QUPV3_WRAP1_S3_CLK_SRC] = &gcc_qupv3_wrap1_s3_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S4_CLK] = &gcc_qupv3_wrap1_s4_clk.clkr,
+ [GCC_QUPV3_WRAP1_S4_CLK_SRC] = &gcc_qupv3_wrap1_s4_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S5_CLK] = &gcc_qupv3_wrap1_s5_clk.clkr,
+ [GCC_QUPV3_WRAP1_S5_CLK_SRC] = &gcc_qupv3_wrap1_s5_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S6_CLK] = &gcc_qupv3_wrap1_s6_clk.clkr,
+ [GCC_QUPV3_WRAP1_S6_CLK_SRC] = &gcc_qupv3_wrap1_s6_clk_src.clkr,
+ [GCC_QUPV3_WRAP1_S7_CLK] = &gcc_qupv3_wrap1_s7_clk.clkr,
+ [GCC_QUPV3_WRAP1_S7_CLK_SRC] = &gcc_qupv3_wrap1_s7_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_CORE_2X_CLK] = &gcc_qupv3_wrap2_core_2x_clk.clkr,
+ [GCC_QUPV3_WRAP2_CORE_CLK] = &gcc_qupv3_wrap2_core_clk.clkr,
+ [GCC_QUPV3_WRAP2_QSPI_S2_CLK] = &gcc_qupv3_wrap2_qspi_s2_clk.clkr,
+ [GCC_QUPV3_WRAP2_QSPI_S2_CLK_SRC] = &gcc_qupv3_wrap2_qspi_s2_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_QSPI_S3_CLK] = &gcc_qupv3_wrap2_qspi_s3_clk.clkr,
+ [GCC_QUPV3_WRAP2_QSPI_S3_CLK_SRC] = &gcc_qupv3_wrap2_qspi_s3_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_QSPI_S6_CLK] = &gcc_qupv3_wrap2_qspi_s6_clk.clkr,
+ [GCC_QUPV3_WRAP2_QSPI_S6_CLK_SRC] = &gcc_qupv3_wrap2_qspi_s6_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S0_CLK] = &gcc_qupv3_wrap2_s0_clk.clkr,
+ [GCC_QUPV3_WRAP2_S0_CLK_SRC] = &gcc_qupv3_wrap2_s0_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S1_CLK] = &gcc_qupv3_wrap2_s1_clk.clkr,
+ [GCC_QUPV3_WRAP2_S1_CLK_SRC] = &gcc_qupv3_wrap2_s1_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S2_CLK] = &gcc_qupv3_wrap2_s2_clk.clkr,
+ [GCC_QUPV3_WRAP2_S2_CLK_SRC] = &gcc_qupv3_wrap2_s2_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S3_CLK] = &gcc_qupv3_wrap2_s3_clk.clkr,
+ [GCC_QUPV3_WRAP2_S3_CLK_SRC] = &gcc_qupv3_wrap2_s3_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S4_CLK] = &gcc_qupv3_wrap2_s4_clk.clkr,
+ [GCC_QUPV3_WRAP2_S4_CLK_SRC] = &gcc_qupv3_wrap2_s4_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S5_CLK] = &gcc_qupv3_wrap2_s5_clk.clkr,
+ [GCC_QUPV3_WRAP2_S5_CLK_SRC] = &gcc_qupv3_wrap2_s5_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S6_CLK] = &gcc_qupv3_wrap2_s6_clk.clkr,
+ [GCC_QUPV3_WRAP2_S6_CLK_SRC] = &gcc_qupv3_wrap2_s6_clk_src.clkr,
+ [GCC_QUPV3_WRAP2_S7_CLK] = &gcc_qupv3_wrap2_s7_clk.clkr,
+ [GCC_QUPV3_WRAP2_S7_CLK_SRC] = &gcc_qupv3_wrap2_s7_clk_src.clkr,
+ [GCC_QUPV3_WRAP_0_M_AHB_CLK] = &gcc_qupv3_wrap_0_m_ahb_clk.clkr,
+ [GCC_QUPV3_WRAP_0_S_AHB_CLK] = &gcc_qupv3_wrap_0_s_ahb_clk.clkr,
+ [GCC_QUPV3_WRAP_1_M_AHB_CLK] = &gcc_qupv3_wrap_1_m_ahb_clk.clkr,
+ [GCC_QUPV3_WRAP_1_S_AHB_CLK] = &gcc_qupv3_wrap_1_s_ahb_clk.clkr,
+ [GCC_QUPV3_WRAP_2_M_AHB_CLK] = &gcc_qupv3_wrap_2_m_ahb_clk.clkr,
+ [GCC_QUPV3_WRAP_2_S_AHB_CLK] = &gcc_qupv3_wrap_2_s_ahb_clk.clkr,
+ [GCC_SDCC2_AHB_CLK] = &gcc_sdcc2_ahb_clk.clkr,
+ [GCC_SDCC2_APPS_CLK] = &gcc_sdcc2_apps_clk.clkr,
+ [GCC_SDCC2_APPS_CLK_SRC] = &gcc_sdcc2_apps_clk_src.clkr,
+ [GCC_SDCC4_AHB_CLK] = &gcc_sdcc4_ahb_clk.clkr,
+ [GCC_SDCC4_APPS_CLK] = &gcc_sdcc4_apps_clk.clkr,
+ [GCC_SDCC4_APPS_CLK_SRC] = &gcc_sdcc4_apps_clk_src.clkr,
+ [GCC_UFS_PHY_AHB_CLK] = &gcc_ufs_phy_ahb_clk.clkr,
+ [GCC_UFS_PHY_AXI_CLK] = &gcc_ufs_phy_axi_clk.clkr,
+ [GCC_UFS_PHY_AXI_CLK_SRC] = &gcc_ufs_phy_axi_clk_src.clkr,
+ [GCC_UFS_PHY_ICE_CORE_CLK] = &gcc_ufs_phy_ice_core_clk.clkr,
+ [GCC_UFS_PHY_ICE_CORE_CLK_SRC] = &gcc_ufs_phy_ice_core_clk_src.clkr,
+ [GCC_UFS_PHY_PHY_AUX_CLK] = &gcc_ufs_phy_phy_aux_clk.clkr,
+ [GCC_UFS_PHY_PHY_AUX_CLK_SRC] = &gcc_ufs_phy_phy_aux_clk_src.clkr,
+ [GCC_UFS_PHY_RX_SYMBOL_0_CLK] = &gcc_ufs_phy_rx_symbol_0_clk.clkr,
+ [GCC_UFS_PHY_RX_SYMBOL_0_CLK_SRC] = &gcc_ufs_phy_rx_symbol_0_clk_src.clkr,
+ [GCC_UFS_PHY_RX_SYMBOL_1_CLK] = &gcc_ufs_phy_rx_symbol_1_clk.clkr,
+ [GCC_UFS_PHY_RX_SYMBOL_1_CLK_SRC] = &gcc_ufs_phy_rx_symbol_1_clk_src.clkr,
+ [GCC_UFS_PHY_TX_SYMBOL_0_CLK] = &gcc_ufs_phy_tx_symbol_0_clk.clkr,
+ [GCC_UFS_PHY_TX_SYMBOL_0_CLK_SRC] = &gcc_ufs_phy_tx_symbol_0_clk_src.clkr,
+ [GCC_UFS_PHY_UNIPRO_CORE_CLK] = &gcc_ufs_phy_unipro_core_clk.clkr,
+ [GCC_UFS_PHY_UNIPRO_CORE_CLK_SRC] = &gcc_ufs_phy_unipro_core_clk_src.clkr,
+ [GCC_USB20_MASTER_CLK] = &gcc_usb20_master_clk.clkr,
+ [GCC_USB20_MASTER_CLK_SRC] = &gcc_usb20_master_clk_src.clkr,
+ [GCC_USB20_MOCK_UTMI_CLK] = &gcc_usb20_mock_utmi_clk.clkr,
+ [GCC_USB20_MOCK_UTMI_CLK_SRC] = &gcc_usb20_mock_utmi_clk_src.clkr,
+ [GCC_USB20_MOCK_UTMI_POSTDIV_CLK_SRC] = &gcc_usb20_mock_utmi_postdiv_clk_src.clkr,
+ [GCC_USB20_SLEEP_CLK] = &gcc_usb20_sleep_clk.clkr,
+ [GCC_USB30_MP_MASTER_CLK] = &gcc_usb30_mp_master_clk.clkr,
+ [GCC_USB30_MP_MASTER_CLK_SRC] = &gcc_usb30_mp_master_clk_src.clkr,
+ [GCC_USB30_MP_MOCK_UTMI_CLK] = &gcc_usb30_mp_mock_utmi_clk.clkr,
+ [GCC_USB30_MP_MOCK_UTMI_CLK_SRC] = &gcc_usb30_mp_mock_utmi_clk_src.clkr,
+ [GCC_USB30_MP_MOCK_UTMI_POSTDIV_CLK_SRC] = &gcc_usb30_mp_mock_utmi_postdiv_clk_src.clkr,
+ [GCC_USB30_MP_SLEEP_CLK] = &gcc_usb30_mp_sleep_clk.clkr,
+ [GCC_USB30_PRIM_MASTER_CLK] = &gcc_usb30_prim_master_clk.clkr,
+ [GCC_USB30_PRIM_MASTER_CLK_SRC] = &gcc_usb30_prim_master_clk_src.clkr,
+ [GCC_USB30_PRIM_MOCK_UTMI_CLK] = &gcc_usb30_prim_mock_utmi_clk.clkr,
+ [GCC_USB30_PRIM_MOCK_UTMI_CLK_SRC] = &gcc_usb30_prim_mock_utmi_clk_src.clkr,
+ [GCC_USB30_PRIM_MOCK_UTMI_POSTDIV_CLK_SRC] = &gcc_usb30_prim_mock_utmi_postdiv_clk_src.clkr,
+ [GCC_USB30_PRIM_SLEEP_CLK] = &gcc_usb30_prim_sleep_clk.clkr,
+ [GCC_USB30_SEC_MASTER_CLK] = &gcc_usb30_sec_master_clk.clkr,
+ [GCC_USB30_SEC_MASTER_CLK_SRC] = &gcc_usb30_sec_master_clk_src.clkr,
+ [GCC_USB30_SEC_MOCK_UTMI_CLK] = &gcc_usb30_sec_mock_utmi_clk.clkr,
+ [GCC_USB30_SEC_MOCK_UTMI_CLK_SRC] = &gcc_usb30_sec_mock_utmi_clk_src.clkr,
+ [GCC_USB30_SEC_MOCK_UTMI_POSTDIV_CLK_SRC] = &gcc_usb30_sec_mock_utmi_postdiv_clk_src.clkr,
+ [GCC_USB30_SEC_SLEEP_CLK] = &gcc_usb30_sec_sleep_clk.clkr,
+ [GCC_USB30_TERT_MASTER_CLK] = &gcc_usb30_tert_master_clk.clkr,
+ [GCC_USB30_TERT_MASTER_CLK_SRC] = &gcc_usb30_tert_master_clk_src.clkr,
+ [GCC_USB30_TERT_MOCK_UTMI_CLK] = &gcc_usb30_tert_mock_utmi_clk.clkr,
+ [GCC_USB30_TERT_MOCK_UTMI_CLK_SRC] = &gcc_usb30_tert_mock_utmi_clk_src.clkr,
+ [GCC_USB30_TERT_MOCK_UTMI_POSTDIV_CLK_SRC] = &gcc_usb30_tert_mock_utmi_postdiv_clk_src.clkr,
+ [GCC_USB30_TERT_SLEEP_CLK] = &gcc_usb30_tert_sleep_clk.clkr,
+ [GCC_USB34_PRIM_PHY_PIPE_CLK_SRC] = &gcc_usb34_prim_phy_pipe_clk_src.clkr,
+ [GCC_USB34_SEC_PHY_PIPE_CLK_SRC] = &gcc_usb34_sec_phy_pipe_clk_src.clkr,
+ [GCC_USB34_TERT_PHY_PIPE_CLK_SRC] = &gcc_usb34_tert_phy_pipe_clk_src.clkr,
+ [GCC_USB3_MP_PHY_AUX_CLK] = &gcc_usb3_mp_phy_aux_clk.clkr,
+ [GCC_USB3_MP_PHY_AUX_CLK_SRC] = &gcc_usb3_mp_phy_aux_clk_src.clkr,
+ [GCC_USB3_MP_PHY_COM_AUX_CLK] = &gcc_usb3_mp_phy_com_aux_clk.clkr,
+ [GCC_USB3_MP_PHY_PIPE_0_CLK] = &gcc_usb3_mp_phy_pipe_0_clk.clkr,
+ [GCC_USB3_MP_PHY_PIPE_0_CLK_SRC] = &gcc_usb3_mp_phy_pipe_0_clk_src.clkr,
+ [GCC_USB3_MP_PHY_PIPE_1_CLK] = &gcc_usb3_mp_phy_pipe_1_clk.clkr,
+ [GCC_USB3_MP_PHY_PIPE_1_CLK_SRC] = &gcc_usb3_mp_phy_pipe_1_clk_src.clkr,
+ [GCC_USB3_PRIM_PHY_AUX_CLK] = &gcc_usb3_prim_phy_aux_clk.clkr,
+ [GCC_USB3_PRIM_PHY_AUX_CLK_SRC] = &gcc_usb3_prim_phy_aux_clk_src.clkr,
+ [GCC_USB3_PRIM_PHY_COM_AUX_CLK] = &gcc_usb3_prim_phy_com_aux_clk.clkr,
+ [GCC_USB3_PRIM_PHY_PIPE_CLK] = &gcc_usb3_prim_phy_pipe_clk.clkr,
+ [GCC_USB3_PRIM_PHY_PIPE_CLK_SRC] = &gcc_usb3_prim_phy_pipe_clk_src.clkr,
+ [GCC_USB3_SEC_PHY_AUX_CLK] = &gcc_usb3_sec_phy_aux_clk.clkr,
+ [GCC_USB3_SEC_PHY_AUX_CLK_SRC] = &gcc_usb3_sec_phy_aux_clk_src.clkr,
+ [GCC_USB3_SEC_PHY_COM_AUX_CLK] = &gcc_usb3_sec_phy_com_aux_clk.clkr,
+ [GCC_USB3_SEC_PHY_PIPE_CLK] = &gcc_usb3_sec_phy_pipe_clk.clkr,
+ [GCC_USB3_SEC_PHY_PIPE_CLK_SRC] = &gcc_usb3_sec_phy_pipe_clk_src.clkr,
+ [GCC_USB3_TERT_PHY_AUX_CLK] = &gcc_usb3_tert_phy_aux_clk.clkr,
+ [GCC_USB3_TERT_PHY_AUX_CLK_SRC] = &gcc_usb3_tert_phy_aux_clk_src.clkr,
+ [GCC_USB3_TERT_PHY_COM_AUX_CLK] = &gcc_usb3_tert_phy_com_aux_clk.clkr,
+ [GCC_USB3_TERT_PHY_PIPE_CLK] = &gcc_usb3_tert_phy_pipe_clk.clkr,
+ [GCC_USB3_TERT_PHY_PIPE_CLK_SRC] = &gcc_usb3_tert_phy_pipe_clk_src.clkr,
+ [GCC_USB4_0_CFG_AHB_CLK] = &gcc_usb4_0_cfg_ahb_clk.clkr,
+ [GCC_USB4_0_DP0_CLK] = &gcc_usb4_0_dp0_clk.clkr,
+ [GCC_USB4_0_DP1_CLK] = &gcc_usb4_0_dp1_clk.clkr,
+ [GCC_USB4_0_MASTER_CLK] = &gcc_usb4_0_master_clk.clkr,
+ [GCC_USB4_0_MASTER_CLK_SRC] = &gcc_usb4_0_master_clk_src.clkr,
+ [GCC_USB4_0_PHY_DP0_CLK_SRC] = &gcc_usb4_0_phy_dp0_clk_src.clkr,
+ [GCC_USB4_0_PHY_DP1_CLK_SRC] = &gcc_usb4_0_phy_dp1_clk_src.clkr,
+ [GCC_USB4_0_PHY_P2RR2P_PIPE_CLK] = &gcc_usb4_0_phy_p2rr2p_pipe_clk.clkr,
+ [GCC_USB4_0_PHY_P2RR2P_PIPE_CLK_SRC] = &gcc_usb4_0_phy_p2rr2p_pipe_clk_src.clkr,
+ [GCC_USB4_0_PHY_PCIE_PIPE_CLK] = &gcc_usb4_0_phy_pcie_pipe_clk.clkr,
+ [GCC_USB4_0_PHY_PCIE_PIPE_CLK_SRC] = &gcc_usb4_0_phy_pcie_pipe_clk_src.clkr,
+ [GCC_USB4_0_PHY_PCIE_PIPE_MUX_CLK_SRC] = &gcc_usb4_0_phy_pcie_pipe_mux_clk_src.clkr,
+ [GCC_USB4_0_PHY_RX0_CLK] = &gcc_usb4_0_phy_rx0_clk.clkr,
+ [GCC_USB4_0_PHY_RX0_CLK_SRC] = &gcc_usb4_0_phy_rx0_clk_src.clkr,
+ [GCC_USB4_0_PHY_RX1_CLK] = &gcc_usb4_0_phy_rx1_clk.clkr,
+ [GCC_USB4_0_PHY_RX1_CLK_SRC] = &gcc_usb4_0_phy_rx1_clk_src.clkr,
+ [GCC_USB4_0_PHY_SYS_CLK_SRC] = &gcc_usb4_0_phy_sys_clk_src.clkr,
+ [GCC_USB4_0_PHY_USB_PIPE_CLK] = &gcc_usb4_0_phy_usb_pipe_clk.clkr,
+ [GCC_USB4_0_SB_IF_CLK] = &gcc_usb4_0_sb_if_clk.clkr,
+ [GCC_USB4_0_SB_IF_CLK_SRC] = &gcc_usb4_0_sb_if_clk_src.clkr,
+ [GCC_USB4_0_SYS_CLK] = &gcc_usb4_0_sys_clk.clkr,
+ [GCC_USB4_0_TMU_CLK] = &gcc_usb4_0_tmu_clk.clkr,
+ [GCC_USB4_0_TMU_CLK_SRC] = &gcc_usb4_0_tmu_clk_src.clkr,
+ [GCC_USB4_0_UC_HRR_CLK] = &gcc_usb4_0_uc_hrr_clk.clkr,
+ [GCC_USB4_1_CFG_AHB_CLK] = &gcc_usb4_1_cfg_ahb_clk.clkr,
+ [GCC_USB4_1_DP0_CLK] = &gcc_usb4_1_dp0_clk.clkr,
+ [GCC_USB4_1_DP1_CLK] = &gcc_usb4_1_dp1_clk.clkr,
+ [GCC_USB4_1_MASTER_CLK] = &gcc_usb4_1_master_clk.clkr,
+ [GCC_USB4_1_MASTER_CLK_SRC] = &gcc_usb4_1_master_clk_src.clkr,
+ [GCC_USB4_1_PHY_DP0_CLK_SRC] = &gcc_usb4_1_phy_dp0_clk_src.clkr,
+ [GCC_USB4_1_PHY_DP1_CLK_SRC] = &gcc_usb4_1_phy_dp1_clk_src.clkr,
+ [GCC_USB4_1_PHY_P2RR2P_PIPE_CLK] = &gcc_usb4_1_phy_p2rr2p_pipe_clk.clkr,
+ [GCC_USB4_1_PHY_P2RR2P_PIPE_CLK_SRC] = &gcc_usb4_1_phy_p2rr2p_pipe_clk_src.clkr,
+ [GCC_USB4_1_PHY_PCIE_PIPE_CLK] = &gcc_usb4_1_phy_pcie_pipe_clk.clkr,
+ [GCC_USB4_1_PHY_PCIE_PIPE_CLK_SRC] = &gcc_usb4_1_phy_pcie_pipe_clk_src.clkr,
+ [GCC_USB4_1_PHY_PCIE_PIPE_MUX_CLK_SRC] = &gcc_usb4_1_phy_pcie_pipe_mux_clk_src.clkr,
+ [GCC_USB4_1_PHY_PLL_PIPE_CLK_SRC] = &gcc_usb4_1_phy_pll_pipe_clk_src.clkr,
+ [GCC_USB4_1_PHY_RX0_CLK] = &gcc_usb4_1_phy_rx0_clk.clkr,
+ [GCC_USB4_1_PHY_RX0_CLK_SRC] = &gcc_usb4_1_phy_rx0_clk_src.clkr,
+ [GCC_USB4_1_PHY_RX1_CLK] = &gcc_usb4_1_phy_rx1_clk.clkr,
+ [GCC_USB4_1_PHY_RX1_CLK_SRC] = &gcc_usb4_1_phy_rx1_clk_src.clkr,
+ [GCC_USB4_1_PHY_SYS_CLK_SRC] = &gcc_usb4_1_phy_sys_clk_src.clkr,
+ [GCC_USB4_1_PHY_USB_PIPE_CLK] = &gcc_usb4_1_phy_usb_pipe_clk.clkr,
+ [GCC_USB4_1_SB_IF_CLK] = &gcc_usb4_1_sb_if_clk.clkr,
+ [GCC_USB4_1_SB_IF_CLK_SRC] = &gcc_usb4_1_sb_if_clk_src.clkr,
+ [GCC_USB4_1_SYS_CLK] = &gcc_usb4_1_sys_clk.clkr,
+ [GCC_USB4_1_TMU_CLK] = &gcc_usb4_1_tmu_clk.clkr,
+ [GCC_USB4_1_TMU_CLK_SRC] = &gcc_usb4_1_tmu_clk_src.clkr,
+ [GCC_USB4_1_UC_HRR_CLK] = &gcc_usb4_1_uc_hrr_clk.clkr,
+ [GCC_USB4_2_CFG_AHB_CLK] = &gcc_usb4_2_cfg_ahb_clk.clkr,
+ [GCC_USB4_2_DP0_CLK] = &gcc_usb4_2_dp0_clk.clkr,
+ [GCC_USB4_2_DP1_CLK] = &gcc_usb4_2_dp1_clk.clkr,
+ [GCC_USB4_2_MASTER_CLK] = &gcc_usb4_2_master_clk.clkr,
+ [GCC_USB4_2_MASTER_CLK_SRC] = &gcc_usb4_2_master_clk_src.clkr,
+ [GCC_USB4_2_PHY_DP0_CLK_SRC] = &gcc_usb4_2_phy_dp0_clk_src.clkr,
+ [GCC_USB4_2_PHY_DP1_CLK_SRC] = &gcc_usb4_2_phy_dp1_clk_src.clkr,
+ [GCC_USB4_2_PHY_P2RR2P_PIPE_CLK] = &gcc_usb4_2_phy_p2rr2p_pipe_clk.clkr,
+ [GCC_USB4_2_PHY_P2RR2P_PIPE_CLK_SRC] = &gcc_usb4_2_phy_p2rr2p_pipe_clk_src.clkr,
+ [GCC_USB4_2_PHY_PCIE_PIPE_CLK] = &gcc_usb4_2_phy_pcie_pipe_clk.clkr,
+ [GCC_USB4_2_PHY_PCIE_PIPE_CLK_SRC] = &gcc_usb4_2_phy_pcie_pipe_clk_src.clkr,
+ [GCC_USB4_2_PHY_PCIE_PIPE_MUX_CLK_SRC] = &gcc_usb4_2_phy_pcie_pipe_mux_clk_src.clkr,
+ [GCC_USB4_2_PHY_RX0_CLK] = &gcc_usb4_2_phy_rx0_clk.clkr,
+ [GCC_USB4_2_PHY_RX0_CLK_SRC] = &gcc_usb4_2_phy_rx0_clk_src.clkr,
+ [GCC_USB4_2_PHY_RX1_CLK] = &gcc_usb4_2_phy_rx1_clk.clkr,
+ [GCC_USB4_2_PHY_RX1_CLK_SRC] = &gcc_usb4_2_phy_rx1_clk_src.clkr,
+ [GCC_USB4_2_PHY_SYS_CLK_SRC] = &gcc_usb4_2_phy_sys_clk_src.clkr,
+ [GCC_USB4_2_PHY_USB_PIPE_CLK] = &gcc_usb4_2_phy_usb_pipe_clk.clkr,
+ [GCC_USB4_2_SB_IF_CLK] = &gcc_usb4_2_sb_if_clk.clkr,
+ [GCC_USB4_2_SB_IF_CLK_SRC] = &gcc_usb4_2_sb_if_clk_src.clkr,
+ [GCC_USB4_2_SYS_CLK] = &gcc_usb4_2_sys_clk.clkr,
+ [GCC_USB4_2_TMU_CLK] = &gcc_usb4_2_tmu_clk.clkr,
+ [GCC_USB4_2_TMU_CLK_SRC] = &gcc_usb4_2_tmu_clk_src.clkr,
+ [GCC_USB4_2_UC_HRR_CLK] = &gcc_usb4_2_uc_hrr_clk.clkr,
+ [GCC_VIDEO_AXI0_CLK] = &gcc_video_axi0_clk.clkr,
+ [GCC_VIDEO_AXI0C_CLK] = &gcc_video_axi0c_clk.clkr,
+ [GCC_VIDEO_AXI1_CLK] = &gcc_video_axi1_clk.clkr,
+};
+
+static struct gdsc *gcc_glymur_gdscs[] = {
+ [GCC_PCIE_0_TUNNEL_GDSC] = &gcc_pcie_0_tunnel_gdsc,
+ [GCC_PCIE_1_TUNNEL_GDSC] = &gcc_pcie_1_tunnel_gdsc,
+ [GCC_PCIE_2_TUNNEL_GDSC] = &gcc_pcie_2_tunnel_gdsc,
+ [GCC_PCIE_3A_GDSC] = &gcc_pcie_3a_gdsc,
+ [GCC_PCIE_3A_PHY_GDSC] = &gcc_pcie_3a_phy_gdsc,
+ [GCC_PCIE_3B_GDSC] = &gcc_pcie_3b_gdsc,
+ [GCC_PCIE_3B_PHY_GDSC] = &gcc_pcie_3b_phy_gdsc,
+ [GCC_PCIE_4_GDSC] = &gcc_pcie_4_gdsc,
+ [GCC_PCIE_4_PHY_GDSC] = &gcc_pcie_4_phy_gdsc,
+ [GCC_PCIE_5_GDSC] = &gcc_pcie_5_gdsc,
+ [GCC_PCIE_5_PHY_GDSC] = &gcc_pcie_5_phy_gdsc,
+ [GCC_PCIE_6_GDSC] = &gcc_pcie_6_gdsc,
+ [GCC_PCIE_6_PHY_GDSC] = &gcc_pcie_6_phy_gdsc,
+ [GCC_UFS_PHY_GDSC] = &gcc_ufs_phy_gdsc,
+ [GCC_USB20_PRIM_GDSC] = &gcc_usb20_prim_gdsc,
+ [GCC_USB30_MP_GDSC] = &gcc_usb30_mp_gdsc,
+ [GCC_USB30_PRIM_GDSC] = &gcc_usb30_prim_gdsc,
+ [GCC_USB30_SEC_GDSC] = &gcc_usb30_sec_gdsc,
+ [GCC_USB30_TERT_GDSC] = &gcc_usb30_tert_gdsc,
+ [GCC_USB3_MP_SS0_PHY_GDSC] = &gcc_usb3_mp_ss0_phy_gdsc,
+ [GCC_USB3_MP_SS1_PHY_GDSC] = &gcc_usb3_mp_ss1_phy_gdsc,
+ [GCC_USB4_0_GDSC] = &gcc_usb4_0_gdsc,
+ [GCC_USB4_1_GDSC] = &gcc_usb4_1_gdsc,
+ [GCC_USB4_2_GDSC] = &gcc_usb4_2_gdsc,
+ [GCC_USB_0_PHY_GDSC] = &gcc_usb_0_phy_gdsc,
+ [GCC_USB_1_PHY_GDSC] = &gcc_usb_1_phy_gdsc,
+ [GCC_USB_2_PHY_GDSC] = &gcc_usb_2_phy_gdsc,
+};
+
+static const struct qcom_reset_map gcc_glymur_resets[] = {
+ [GCC_AV1E_BCR] = { 0x9b028 },
+ [GCC_CAMERA_BCR] = { 0x26000 },
+ [GCC_DISPLAY_BCR] = { 0x27000 },
+ [GCC_EVA_BCR] = { 0x9b000 },
+ [GCC_GPU_BCR] = { 0x71000 },
+ [GCC_PCIE_0_LINK_DOWN_BCR] = { 0xbc2d0 },
+ [GCC_PCIE_0_NOCSR_COM_PHY_BCR] = { 0xbc2dc },
+ [GCC_PCIE_0_PHY_BCR] = { 0xbc2d8 },
+ [GCC_PCIE_0_PHY_NOCSR_COM_PHY_BCR] = { 0xbc2e0 },
+ [GCC_PCIE_0_TUNNEL_BCR] = { 0xc8000 },
+ [GCC_PCIE_1_LINK_DOWN_BCR] = { 0x7f018 },
+ [GCC_PCIE_1_NOCSR_COM_PHY_BCR] = { 0x7f024 },
+ [GCC_PCIE_1_PHY_BCR] = { 0x7f020 },
+ [GCC_PCIE_1_PHY_NOCSR_COM_PHY_BCR] = { 0x7f028 },
+ [GCC_PCIE_1_TUNNEL_BCR] = { 0x2e000 },
+ [GCC_PCIE_2_LINK_DOWN_BCR] = { 0x281d0 },
+ [GCC_PCIE_2_NOCSR_COM_PHY_BCR] = { 0x281dc },
+ [GCC_PCIE_2_PHY_BCR] = { 0x281d8 },
+ [GCC_PCIE_2_PHY_NOCSR_COM_PHY_BCR] = { 0x281e0 },
+ [GCC_PCIE_2_TUNNEL_BCR] = { 0xc0000 },
+ [GCC_PCIE_3A_BCR] = { 0xdc000 },
+ [GCC_PCIE_3A_LINK_DOWN_BCR] = { 0x7b0a0 },
+ [GCC_PCIE_3A_NOCSR_COM_PHY_BCR] = { 0x7b0ac },
+ [GCC_PCIE_3A_PHY_BCR] = { 0x6c000 },
+ [GCC_PCIE_3A_PHY_NOCSR_COM_PHY_BCR] = { 0x7b0b0 },
+ [GCC_PCIE_3B_BCR] = { 0x94000 },
+ [GCC_PCIE_3B_LINK_DOWN_BCR] = { 0x7a0c0 },
+ [GCC_PCIE_3B_NOCSR_COM_PHY_BCR] = { 0x7a0cc },
+ [GCC_PCIE_3B_PHY_BCR] = { 0x75000 },
+ [GCC_PCIE_3B_PHY_NOCSR_COM_PHY_BCR] = { 0x7a0c8 },
+ [GCC_PCIE_4_BCR] = { 0x88000 },
+ [GCC_PCIE_4_LINK_DOWN_BCR] = { 0x980c0 },
+ [GCC_PCIE_4_NOCSR_COM_PHY_BCR] = { 0x980cc },
+ [GCC_PCIE_4_PHY_BCR] = { 0xd3000 },
+ [GCC_PCIE_4_PHY_NOCSR_COM_PHY_BCR] = { 0x980d0 },
+ [GCC_PCIE_5_BCR] = { 0xc3000 },
+ [GCC_PCIE_5_LINK_DOWN_BCR] = { 0x850c0 },
+ [GCC_PCIE_5_NOCSR_COM_PHY_BCR] = { 0x850cc },
+ [GCC_PCIE_5_PHY_BCR] = { 0xd2000 },
+ [GCC_PCIE_5_PHY_NOCSR_COM_PHY_BCR] = { 0x850d0 },
+ [GCC_PCIE_6_BCR] = { 0x8a000 },
+ [GCC_PCIE_6_LINK_DOWN_BCR] = { 0x3a0b0 },
+ [GCC_PCIE_6_NOCSR_COM_PHY_BCR] = { 0x3a0bc },
+ [GCC_PCIE_6_PHY_BCR] = { 0xd4000 },
+ [GCC_PCIE_6_PHY_NOCSR_COM_PHY_BCR] = { 0x3a0c0 },
+ [GCC_PCIE_NOC_BCR] = { 0xba294 },
+ [GCC_PCIE_PHY_BCR] = { 0x6f000 },
+ [GCC_PCIE_PHY_CFG_AHB_BCR] = { 0x7f00c },
+ [GCC_PCIE_PHY_COM_BCR] = { 0x7f010 },
+ [GCC_PCIE_RSCC_BCR] = { 0xb8000 },
+ [GCC_PDM_BCR] = { 0x33000 },
+ [GCC_QUPV3_WRAPPER_0_BCR] = { 0x28000 },
+ [GCC_QUPV3_WRAPPER_1_BCR] = { 0xb3000 },
+ [GCC_QUPV3_WRAPPER_2_BCR] = { 0xb4000 },
+ [GCC_QUPV3_WRAPPER_OOB_BCR] = { 0xe7000 },
+ [GCC_QUSB2PHY_HS0_MP_BCR] = { 0xca000 },
+ [GCC_QUSB2PHY_HS1_MP_BCR] = { 0xe6000 },
+ [GCC_QUSB2PHY_PRIM_BCR] = { 0xad024 },
+ [GCC_QUSB2PHY_SEC_BCR] = { 0xae000 },
+ [GCC_QUSB2PHY_TERT_BCR] = { 0xc9000 },
+ [GCC_QUSB2PHY_USB20_HS_BCR] = { 0xe9000 },
+ [GCC_SDCC2_BCR] = { 0xb0000 },
+ [GCC_SDCC4_BCR] = { 0xdf000 },
+ [GCC_TCSR_PCIE_BCR] = { 0x281e4 },
+ [GCC_UFS_PHY_BCR] = { 0x77004 },
+ [GCC_USB20_PRIM_BCR] = { 0xbc000 },
+ [GCC_USB30_MP_BCR] = { 0x9a00c },
+ [GCC_USB30_PRIM_BCR] = { 0x3f018 },
+ [GCC_USB30_SEC_BCR] = { 0xe200c },
+ [GCC_USB30_TERT_BCR] = { 0xe100c },
+ [GCC_USB3_MP_SS0_PHY_BCR] = { 0x54008 },
+ [GCC_USB3_MP_SS1_PHY_BCR] = { 0x54028 },
+ [GCC_USB3_PHY_PRIM_BCR] = { 0xdb000 },
+ [GCC_USB3_PHY_SEC_BCR] = { 0x2c000 },
+ [GCC_USB3_PHY_TERT_BCR] = { 0xbe000 },
+ [GCC_USB3_UNIPHY_MP0_BCR] = { 0x54000 },
+ [GCC_USB3_UNIPHY_MP1_BCR] = { 0x54020 },
+ [GCC_USB3PHY_PHY_PRIM_BCR] = { 0xdb004 },
+ [GCC_USB3PHY_PHY_SEC_BCR] = { 0x2c004 },
+ [GCC_USB3PHY_PHY_TERT_BCR] = { 0xbe004 },
+ [GCC_USB3UNIPHY_PHY_MP0_BCR] = { 0x54004 },
+ [GCC_USB3UNIPHY_PHY_MP1_BCR] = { 0x54024 },
+ [GCC_USB4_0_BCR] = { 0x2b004 },
+ [GCC_USB4_0_DP0_PHY_PRIM_BCR] = { 0xdb010 },
+ [GCC_USB4_1_BCR] = { 0x2d004 },
+ [GCC_USB4_2_BCR] = { 0xe0004 },
+ [GCC_USB_0_PHY_BCR] = { 0xdb020 },
+ [GCC_USB_1_PHY_BCR] = { 0x2c020 },
+ [GCC_USB_2_PHY_BCR] = { 0xbe020 },
+ [GCC_VIDEO_AXI0_CLK_ARES] = { 0x3201c, 2 },
+ [GCC_VIDEO_AXI1_CLK_ARES] = { 0x32044, 2 },
+ [GCC_VIDEO_BCR] = { 0x32000 },
+};
+
+static const struct clk_rcg_dfs_data gcc_dfs_clocks[] = {
+ DEFINE_RCG_DFS(gcc_qupv3_oob_qspi_s0_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_oob_qspi_s1_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_qspi_s2_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_qspi_s3_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_qspi_s6_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_s0_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_s1_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_s4_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_s5_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap0_s7_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_qspi_s2_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_qspi_s3_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_qspi_s6_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_s0_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_s1_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_s4_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_s5_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap1_s7_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_qspi_s2_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_qspi_s3_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_qspi_s6_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_s0_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_s1_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_s4_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_s5_clk_src),
+ DEFINE_RCG_DFS(gcc_qupv3_wrap2_s7_clk_src),
+};
+
+static u32 gcc_glymur_critical_cbcrs[] = {
+ 0x26004, /* GCC_CAMERA_AHB_CLK */
+ 0x26040, /* GCC_CAMERA_XO_CLK */
+ 0x27004, /* GCC_DISP_AHB_CLK */
+ 0x71004, /* GCC_GPU_CFG_AHB_CLK */
+ 0x32004, /* GCC_VIDEO_AHB_CLK */
+ 0x32058, /* GCC_VIDEO_XO_CLK */
+};
+
+static const struct regmap_config gcc_glymur_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x1f8ff0,
+ .fast_io = true,
+};
+
+static void clk_glymur_regs_configure(struct device *dev, struct regmap *regmap)
+{
+ /* FORCE_MEM_CORE_ON for ufs phy ice core clocks */
+ qcom_branch_set_force_mem_core(regmap, gcc_ufs_phy_ice_core_clk, true);
+}
+
+static struct qcom_cc_driver_data gcc_glymur_driver_data = {
+ .clk_cbcrs = gcc_glymur_critical_cbcrs,
+ .num_clk_cbcrs = ARRAY_SIZE(gcc_glymur_critical_cbcrs),
+ .dfs_rcgs = gcc_dfs_clocks,
+ .num_dfs_rcgs = ARRAY_SIZE(gcc_dfs_clocks),
+ .clk_regs_configure = clk_glymur_regs_configure,
+};
+
+static const struct qcom_cc_desc gcc_glymur_desc = {
+ .config = &gcc_glymur_regmap_config,
+ .clks = gcc_glymur_clocks,
+ .num_clks = ARRAY_SIZE(gcc_glymur_clocks),
+ .resets = gcc_glymur_resets,
+ .num_resets = ARRAY_SIZE(gcc_glymur_resets),
+ .gdscs = gcc_glymur_gdscs,
+ .num_gdscs = ARRAY_SIZE(gcc_glymur_gdscs),
+ .driver_data = &gcc_glymur_driver_data,
+};
+
+static const struct of_device_id gcc_glymur_match_table[] = {
+ { .compatible = "qcom,glymur-gcc" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, gcc_glymur_match_table);
+
+static int gcc_glymur_probe(struct platform_device *pdev)
+{
+ return qcom_cc_probe(pdev, &gcc_glymur_desc);
+}
+
+static struct platform_driver gcc_glymur_driver = {
+ .probe = gcc_glymur_probe,
+ .driver = {
+ .name = "gcc-glymur",
+ .of_match_table = gcc_glymur_match_table,
+ },
+};
+
+static int __init gcc_glymur_init(void)
+{
+ return platform_driver_register(&gcc_glymur_driver);
+}
+subsys_initcall(gcc_glymur_init);
+
+static void __exit gcc_glymur_exit(void)
+{
+ platform_driver_unregister(&gcc_glymur_driver);
+}
+module_exit(gcc_glymur_exit);
+
+MODULE_DESCRIPTION("QTI GCC GLYMUR Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/qcom/gcc-ipq5424.c b/drivers/clk/qcom/gcc-ipq5424.c
index 3d42f3d85c7a..35af6ffeeb85 100644
--- a/drivers/clk/qcom/gcc-ipq5424.c
+++ b/drivers/clk/qcom/gcc-ipq5424.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2018,2020 The Linux Foundation. All rights reserved.
- * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
*/
#include <linux/clk-provider.h>
@@ -79,6 +79,20 @@ static struct clk_fixed_factor gpll0_div2 = {
},
};
+static struct clk_alpha_pll_postdiv gpll0_out_aux = {
+ .offset = 0x20000,
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT],
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpll0_out_aux",
+ .parent_hws = (const struct clk_hw *[]) {
+ &gpll0.clkr.hw
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+ },
+};
+
static struct clk_alpha_pll gpll2 = {
.offset = 0x21000,
.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_NSS_HUAYRA],
@@ -2934,6 +2948,7 @@ static struct clk_regmap *gcc_ipq5424_clocks[] = {
[GPLL2] = &gpll2.clkr,
[GPLL2_OUT_MAIN] = &gpll2_out_main.clkr,
[GPLL4] = &gpll4.clkr,
+ [GPLL0_OUT_AUX] = &gpll0_out_aux.clkr,
};
static const struct qcom_reset_map gcc_ipq5424_resets[] = {
@@ -3250,6 +3265,16 @@ static const struct qcom_icc_hws_data icc_ipq5424_hws[] = {
{ MASTER_ANOC_PCIE3, SLAVE_ANOC_PCIE3, GCC_ANOC_PCIE3_2LANE_M_CLK },
{ MASTER_CNOC_PCIE3, SLAVE_CNOC_PCIE3, GCC_CNOC_PCIE3_2LANE_S_CLK },
{ MASTER_CNOC_USB, SLAVE_CNOC_USB, GCC_CNOC_USB_CLK },
+ { MASTER_NSSNOC_NSSCC, SLAVE_NSSNOC_NSSCC, GCC_NSSNOC_NSSCC_CLK },
+ { MASTER_NSSNOC_SNOC_0, SLAVE_NSSNOC_SNOC_0, GCC_NSSNOC_SNOC_CLK },
+ { MASTER_NSSNOC_SNOC_1, SLAVE_NSSNOC_SNOC_1, GCC_NSSNOC_SNOC_1_CLK },
+ { MASTER_NSSNOC_PCNOC_1, SLAVE_NSSNOC_PCNOC_1, GCC_NSSNOC_PCNOC_1_CLK },
+ { MASTER_NSSNOC_QOSGEN_REF, SLAVE_NSSNOC_QOSGEN_REF, GCC_NSSNOC_QOSGEN_REF_CLK },
+ { MASTER_NSSNOC_TIMEOUT_REF, SLAVE_NSSNOC_TIMEOUT_REF, GCC_NSSNOC_TIMEOUT_REF_CLK },
+ { MASTER_NSSNOC_XO_DCD, SLAVE_NSSNOC_XO_DCD, GCC_NSSNOC_XO_DCD_CLK },
+ { MASTER_NSSNOC_ATB, SLAVE_NSSNOC_ATB, GCC_NSSNOC_ATB_CLK },
+ { MASTER_CNOC_LPASS_CFG, SLAVE_CNOC_LPASS_CFG, GCC_CNOC_LPASS_CFG_CLK },
+ { MASTER_SNOC_LPASS, SLAVE_SNOC_LPASS, GCC_SNOC_LPASS_CLK },
};
static const struct of_device_id gcc_ipq5424_match_table[] = {
@@ -3284,6 +3309,7 @@ static const struct qcom_cc_desc gcc_ipq5424_desc = {
.num_clk_hws = ARRAY_SIZE(gcc_ipq5424_hws),
.icc_hws = icc_ipq5424_hws,
.num_icc_hws = ARRAY_SIZE(icc_ipq5424_hws),
+ .icc_first_node_id = IPQ_APPS_ID,
};
static int gcc_ipq5424_probe(struct platform_device *pdev)
diff --git a/drivers/clk/qcom/gcc-ipq6018.c b/drivers/clk/qcom/gcc-ipq6018.c
index d861191b0c85..d4fc491a18b2 100644
--- a/drivers/clk/qcom/gcc-ipq6018.c
+++ b/drivers/clk/qcom/gcc-ipq6018.c
@@ -511,15 +511,23 @@ static struct clk_rcg2 apss_ahb_clk_src = {
},
};
-static const struct freq_tbl ftbl_nss_port5_rx_clk_src[] = {
- F(24000000, P_XO, 1, 0, 0),
- F(25000000, P_UNIPHY1_RX, 12.5, 0, 0),
- F(25000000, P_UNIPHY0_RX, 5, 0, 0),
- F(78125000, P_UNIPHY1_RX, 4, 0, 0),
- F(125000000, P_UNIPHY1_RX, 2.5, 0, 0),
- F(125000000, P_UNIPHY0_RX, 1, 0, 0),
- F(156250000, P_UNIPHY1_RX, 2, 0, 0),
- F(312500000, P_UNIPHY1_RX, 1, 0, 0),
+static const struct freq_conf ftbl_nss_port5_rx_clk_src_25[] = {
+ C(P_UNIPHY1_RX, 12.5, 0, 0),
+ C(P_UNIPHY0_RX, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_port5_rx_clk_src_125[] = {
+ C(P_UNIPHY1_RX, 2.5, 0, 0),
+ C(P_UNIPHY0_RX, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_port5_rx_clk_src[] = {
+ FMS(24000000, P_XO, 1, 0, 0),
+ FM(25000000, ftbl_nss_port5_rx_clk_src_25),
+ FMS(78125000, P_UNIPHY1_RX, 4, 0, 0),
+ FM(125000000, ftbl_nss_port5_rx_clk_src_125),
+ FMS(156250000, P_UNIPHY1_RX, 2, 0, 0),
+ FMS(312500000, P_UNIPHY1_RX, 1, 0, 0),
{ }
};
@@ -547,26 +555,34 @@ gcc_xo_uniphy0_rx_tx_uniphy1_rx_tx_ubi32_bias_map[] = {
static struct clk_rcg2 nss_port5_rx_clk_src = {
.cmd_rcgr = 0x68060,
- .freq_tbl = ftbl_nss_port5_rx_clk_src,
+ .freq_multi_tbl = ftbl_nss_port5_rx_clk_src,
.hid_width = 5,
.parent_map = gcc_xo_uniphy0_rx_tx_uniphy1_rx_tx_ubi32_bias_map,
.clkr.hw.init = &(struct clk_init_data){
.name = "nss_port5_rx_clk_src",
.parent_data = gcc_xo_uniphy0_rx_tx_uniphy1_rx_tx_ubi32_bias,
.num_parents = 7,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_fm_ops,
},
};
-static const struct freq_tbl ftbl_nss_port5_tx_clk_src[] = {
- F(24000000, P_XO, 1, 0, 0),
- F(25000000, P_UNIPHY1_TX, 12.5, 0, 0),
- F(25000000, P_UNIPHY0_TX, 5, 0, 0),
- F(78125000, P_UNIPHY1_TX, 4, 0, 0),
- F(125000000, P_UNIPHY1_TX, 2.5, 0, 0),
- F(125000000, P_UNIPHY0_TX, 1, 0, 0),
- F(156250000, P_UNIPHY1_TX, 2, 0, 0),
- F(312500000, P_UNIPHY1_TX, 1, 0, 0),
+static const struct freq_conf ftbl_nss_port5_tx_clk_src_25[] = {
+ C(P_UNIPHY1_TX, 12.5, 0, 0),
+ C(P_UNIPHY0_TX, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_port5_tx_clk_src_125[] = {
+ C(P_UNIPHY1_TX, 2.5, 0, 0),
+ C(P_UNIPHY0_TX, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_port5_tx_clk_src[] = {
+ FMS(24000000, P_XO, 1, 0, 0),
+ FM(25000000, ftbl_nss_port5_tx_clk_src_25),
+ FMS(78125000, P_UNIPHY1_TX, 4, 0, 0),
+ FM(125000000, ftbl_nss_port5_tx_clk_src_125),
+ FMS(156250000, P_UNIPHY1_TX, 2, 0, 0),
+ FMS(312500000, P_UNIPHY1_TX, 1, 0, 0),
{ }
};
@@ -594,14 +610,14 @@ gcc_xo_uniphy0_tx_rx_uniphy1_tx_rx_ubi32_bias_map[] = {
static struct clk_rcg2 nss_port5_tx_clk_src = {
.cmd_rcgr = 0x68068,
- .freq_tbl = ftbl_nss_port5_tx_clk_src,
+ .freq_multi_tbl = ftbl_nss_port5_tx_clk_src,
.hid_width = 5,
.parent_map = gcc_xo_uniphy0_tx_rx_uniphy1_tx_rx_ubi32_bias_map,
.clkr.hw.init = &(struct clk_init_data){
.name = "nss_port5_tx_clk_src",
.parent_data = gcc_xo_uniphy0_tx_rx_uniphy1_tx_rx_ubi32_bias,
.num_parents = 7,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_fm_ops,
},
};
diff --git a/drivers/clk/qcom/gcc-msm8917.c b/drivers/clk/qcom/gcc-msm8917.c
index 3e2a2ae2ee6e..0a1aa623cd49 100644
--- a/drivers/clk/qcom/gcc-msm8917.c
+++ b/drivers/clk/qcom/gcc-msm8917.c
@@ -37,6 +37,8 @@ enum {
DT_SLEEP_CLK,
DT_DSI0PLL,
DT_DSI0PLL_BYTE,
+ DT_DSI1PLL,
+ DT_DSI1PLL_BYTE,
};
enum {
@@ -48,6 +50,8 @@ enum {
P_GPLL6,
P_DSI0PLL,
P_DSI0PLL_BYTE,
+ P_DSI1PLL,
+ P_DSI1PLL_BYTE,
};
static struct clk_alpha_pll gpll0_sleep_clk_src = {
@@ -102,7 +106,11 @@ static const struct pll_vco gpll3_p_vco[] = {
{ 700000000, 1400000000, 0 },
};
-static const struct alpha_pll_config gpll3_early_config = {
+static const struct pll_vco gpll3_p_vco_msm8937[] = {
+ { 525000000, 1066000000, 0 },
+};
+
+static struct alpha_pll_config gpll3_early_config = {
.l = 63,
.config_ctl_val = 0x4001055b,
.early_output_mask = 0,
@@ -273,6 +281,19 @@ static const struct freq_tbl ftbl_blsp_i2c_apps_clk_src[] = {
{ }
};
+static struct clk_rcg2 blsp1_qup1_i2c_apps_clk_src = {
+ .cmd_rcgr = 0x0200c,
+ .hid_width = 5,
+ .freq_tbl = ftbl_blsp_i2c_apps_clk_src,
+ .parent_map = gcc_xo_gpll0_map,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "blsp1_qup1_i2c_apps_clk_src",
+ .parent_data = gcc_xo_gpll0_data,
+ .num_parents = ARRAY_SIZE(gcc_xo_gpll0_data),
+ .ops = &clk_rcg2_ops,
+ },
+};
+
static struct clk_rcg2 blsp1_qup2_i2c_apps_clk_src = {
.cmd_rcgr = 0x03000,
.hid_width = 5,
@@ -351,6 +372,19 @@ static struct clk_rcg2 blsp2_qup3_i2c_apps_clk_src = {
}
};
+static struct clk_rcg2 blsp2_qup4_i2c_apps_clk_src = {
+ .cmd_rcgr = 0x18000,
+ .hid_width = 5,
+ .freq_tbl = ftbl_blsp_i2c_apps_clk_src,
+ .parent_map = gcc_xo_gpll0_map,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "blsp2_qup4_i2c_apps_clk_src",
+ .parent_data = gcc_xo_gpll0_data,
+ .num_parents = ARRAY_SIZE(gcc_xo_gpll0_data),
+ .ops = &clk_rcg2_ops,
+ },
+};
+
static const struct freq_tbl ftbl_blsp_spi_apps_clk_src[] = {
F(960000, P_XO, 10, 1, 2),
F(4800000, P_XO, 4, 0, 0),
@@ -362,6 +396,20 @@ static const struct freq_tbl ftbl_blsp_spi_apps_clk_src[] = {
{ }
};
+static struct clk_rcg2 blsp1_qup1_spi_apps_clk_src = {
+ .cmd_rcgr = 0x02024,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .freq_tbl = ftbl_blsp_spi_apps_clk_src,
+ .parent_map = gcc_xo_gpll0_map,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "blsp1_qup1_spi_apps_clk_src",
+ .parent_data = gcc_xo_gpll0_data,
+ .num_parents = ARRAY_SIZE(gcc_xo_gpll0_data),
+ .ops = &clk_rcg2_ops,
+ },
+};
+
static struct clk_rcg2 blsp1_qup2_spi_apps_clk_src = {
.cmd_rcgr = 0x03014,
.hid_width = 5,
@@ -446,6 +494,20 @@ static struct clk_rcg2 blsp2_qup3_spi_apps_clk_src = {
}
};
+static struct clk_rcg2 blsp2_qup4_spi_apps_clk_src = {
+ .cmd_rcgr = 0x18024,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .freq_tbl = ftbl_blsp_spi_apps_clk_src,
+ .parent_map = gcc_xo_gpll0_map,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "blsp2_qup4_spi_apps_clk_src",
+ .parent_data = gcc_xo_gpll0_data,
+ .num_parents = ARRAY_SIZE(gcc_xo_gpll0_data),
+ .ops = &clk_rcg2_ops,
+ },
+};
+
static const struct freq_tbl ftbl_blsp_uart_apps_clk_src[] = {
F(3686400, P_GPLL0, 1, 72, 15625),
F(7372800, P_GPLL0, 1, 144, 15625),
@@ -525,11 +587,19 @@ static struct clk_rcg2 blsp2_uart2_apps_clk_src = {
static const struct parent_map gcc_byte0_map[] = {
{ P_XO, 0 },
{ P_DSI0PLL_BYTE, 1 },
+ { P_DSI1PLL_BYTE, 3 },
+};
+
+static const struct parent_map gcc_byte1_map[] = {
+ { P_XO, 0 },
+ { P_DSI0PLL_BYTE, 3 },
+ { P_DSI1PLL_BYTE, 1 },
};
static const struct clk_parent_data gcc_byte_data[] = {
{ .index = DT_XO },
{ .index = DT_DSI0PLL_BYTE },
+ { .index = DT_DSI1PLL_BYTE },
};
static struct clk_rcg2 byte0_clk_src = {
@@ -545,6 +615,19 @@ static struct clk_rcg2 byte0_clk_src = {
}
};
+static struct clk_rcg2 byte1_clk_src = {
+ .cmd_rcgr = 0x4d0b0,
+ .hid_width = 5,
+ .parent_map = gcc_byte1_map,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "byte1_clk_src",
+ .parent_data = gcc_byte_data,
+ .num_parents = ARRAY_SIZE(gcc_byte_data),
+ .ops = &clk_byte2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
static const struct freq_tbl ftbl_camss_gp_clk_src[] = {
F(100000000, P_GPLL0, 8, 0, 0),
F(160000000, P_GPLL0, 5, 0, 0),
@@ -642,6 +725,17 @@ static const struct freq_tbl ftbl_cpp_clk_src[] = {
{ }
};
+static const struct freq_tbl ftbl_cpp_clk_src_msm8937[] = {
+ F(133330000, P_GPLL0, 6, 0, 0),
+ F(160000000, P_GPLL0, 5, 0, 0),
+ F(200000000, P_GPLL0, 5, 0, 0),
+ F(266666667, P_GPLL0, 3, 0, 0),
+ F(308570000, P_GPLL6, 3.5, 0, 0),
+ F(320000000, P_GPLL0, 2.5, 0, 0),
+ F(360000000, P_GPLL6, 3, 0, 0),
+ { }
+};
+
static struct clk_rcg2 cpp_clk_src = {
.cmd_rcgr = 0x58018,
.hid_width = 5,
@@ -655,6 +749,13 @@ static struct clk_rcg2 cpp_clk_src = {
}
};
+static struct clk_init_data vcodec0_clk_src_init_msm8937 = {
+ .name = "vcodec0_clk_src",
+ .parent_data = gcc_cpp_data,
+ .num_parents = ARRAY_SIZE(gcc_cpp_data),
+ .ops = &clk_rcg2_ops,
+};
+
static const struct freq_tbl ftbl_crypto_clk_src[] = {
F(50000000, P_GPLL0, 16, 0, 0),
F(80000000, P_GPLL0, 10, 0, 0),
@@ -730,6 +831,13 @@ static const struct freq_tbl ftbl_csi_phytimer_clk_src[] = {
{ }
};
+static const struct freq_tbl ftbl_csi_phytimer_clk_src_msm8937[] = {
+ F(100000000, P_GPLL0, 8, 0, 0),
+ F(160000000, P_GPLL0, 5, 0, 0),
+ F(200000000, P_GPLL0, 4, 0, 0),
+ { }
+};
+
static struct clk_rcg2 csi0phytimer_clk_src = {
.cmd_rcgr = 0x4e000,
.hid_width = 5,
@@ -774,6 +882,19 @@ static struct clk_rcg2 esc0_clk_src = {
}
};
+static struct clk_rcg2 esc1_clk_src = {
+ .cmd_rcgr = 0x4d0a8,
+ .hid_width = 5,
+ .freq_tbl = ftbl_esc0_1_clk_src,
+ .parent_map = gcc_xo_gpll0_out_aux_map,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "esc1_clk_src",
+ .parent_data = gcc_xo_gpll0_data,
+ .num_parents = ARRAY_SIZE(gcc_xo_gpll0_data),
+ .ops = &clk_rcg2_ops,
+ },
+};
+
static const struct parent_map gcc_gfx3d_map[] = {
{ P_XO, 0 },
{ P_GPLL0, 1 },
@@ -817,6 +938,25 @@ static const struct freq_tbl ftbl_gfx3d_clk_src[] = {
{ }
};
+static const struct freq_tbl ftbl_gfx3d_clk_src_msm8937[] = {
+ F(19200000, P_XO, 1, 0, 0),
+ F(50000000, P_GPLL0, 16, 0, 0),
+ F(80000000, P_GPLL0, 10, 0, 0),
+ F(100000000, P_GPLL0, 8, 0, 0),
+ F(160000000, P_GPLL0, 5, 0, 0),
+ F(200000000, P_GPLL0, 4, 0, 0),
+ F(216000000, P_GPLL6, 5, 0, 0),
+ F(228570000, P_GPLL0, 3.5, 0, 0),
+ F(240000000, P_GPLL6, 4.5, 0, 0),
+ F(266670000, P_GPLL0, 3, 0, 0),
+ F(300000000, P_GPLL3, 1, 0, 0),
+ F(320000000, P_GPLL0, 2.5, 0, 0),
+ F(375000000, P_GPLL3, 1, 0, 0),
+ F(400000000, P_GPLL0, 2, 0, 0),
+ F(450000000, P_GPLL3, 1, 0, 0),
+ { }
+};
+
static struct clk_rcg2 gfx3d_clk_src = {
.cmd_rcgr = 0x59000,
.hid_width = 5,
@@ -973,21 +1113,29 @@ static struct clk_rcg2 mdp_clk_src = {
}
};
-static const struct parent_map gcc_pclk_map[] = {
+static const struct parent_map gcc_pclk0_map[] = {
{ P_XO, 0 },
{ P_DSI0PLL, 1 },
+ { P_DSI1PLL, 3 },
+};
+
+static const struct parent_map gcc_pclk1_map[] = {
+ { P_XO, 0 },
+ { P_DSI0PLL, 3 },
+ { P_DSI1PLL, 1 },
};
static const struct clk_parent_data gcc_pclk_data[] = {
{ .index = DT_XO },
{ .index = DT_DSI0PLL },
+ { .index = DT_DSI1PLL },
};
static struct clk_rcg2 pclk0_clk_src = {
.cmd_rcgr = 0x4d000,
.hid_width = 5,
.mnd_width = 8,
- .parent_map = gcc_pclk_map,
+ .parent_map = gcc_pclk0_map,
.clkr.hw.init = &(struct clk_init_data) {
.name = "pclk0_clk_src",
.parent_data = gcc_pclk_data,
@@ -997,6 +1145,20 @@ static struct clk_rcg2 pclk0_clk_src = {
}
};
+static struct clk_rcg2 pclk1_clk_src = {
+ .cmd_rcgr = 0x4d0b8,
+ .hid_width = 5,
+ .mnd_width = 8,
+ .parent_map = gcc_pclk1_map,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "pclk1_clk_src",
+ .parent_data = gcc_pclk_data,
+ .num_parents = ARRAY_SIZE(gcc_pclk_data),
+ .ops = &clk_pixel_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
static const struct freq_tbl ftbl_pdm2_clk_src[] = {
F(64000000, P_GPLL0, 12.5, 0, 0),
{ }
@@ -1108,6 +1270,14 @@ static const struct freq_tbl ftbl_usb_hs_system_clk_src[] = {
{ }
};
+static const struct freq_tbl ftbl_usb_hs_system_clk_src_msm8937[] = {
+ F(57142857, P_GPLL0, 14, 0, 0),
+ F(100000000, P_GPLL0, 8, 0, 0),
+ F(133333333, P_GPLL0, 6, 0, 0),
+ F(177777778, P_GPLL0, 4.5, 0, 0),
+ { }
+};
+
static struct clk_rcg2 usb_hs_system_clk_src = {
.cmd_rcgr = 0x41010,
.hid_width = 5,
@@ -1132,6 +1302,15 @@ static const struct freq_tbl ftbl_vcodec0_clk_src[] = {
{ }
};
+static const struct freq_tbl ftbl_vcodec0_clk_src_msm8937[] = {
+ F(166150000, P_GPLL6, 6.5, 0, 0),
+ F(240000000, P_GPLL6, 4.5, 0, 0),
+ F(308571428, P_GPLL6, 3.5, 0, 0),
+ F(320000000, P_GPLL0, 2.5, 0, 0),
+ F(360000000, P_GPLL6, 3, 0, 0),
+ { }
+};
+
static struct clk_rcg2 vcodec0_clk_src = {
.cmd_rcgr = 0x4c000,
.hid_width = 5,
@@ -1160,6 +1339,23 @@ static const struct freq_tbl ftbl_vfe_clk_src[] = {
{ }
};
+static const struct freq_tbl ftbl_vfe_clk_src_msm8937[] = {
+ F(50000000, P_GPLL0, 16, 0, 0),
+ F(80000000, P_GPLL0, 10, 0, 0),
+ F(100000000, P_GPLL0, 8, 0, 0),
+ F(133333333, P_GPLL0, 6, 0, 0),
+ F(160000000, P_GPLL0, 5, 0, 0),
+ F(177777778, P_GPLL0, 4.5, 0, 0),
+ F(200000000, P_GPLL0, 4, 0, 0),
+ F(266666667, P_GPLL0, 3, 0, 0),
+ F(308571428, P_GPLL6, 3.5, 0, 0),
+ F(320000000, P_GPLL0, 2.5, 0, 0),
+ F(360000000, P_GPLL6, 3, 0, 0),
+ F(400000000, P_GPLL0, 2, 0, 0),
+ F(432000000, P_GPLL6, 2.5, 0, 0),
+ { }
+};
+
static struct clk_rcg2 vfe0_clk_src = {
.cmd_rcgr = 0x58000,
.hid_width = 5,
@@ -1269,6 +1465,24 @@ static struct clk_branch gcc_blsp2_ahb_clk = {
}
};
+static struct clk_branch gcc_blsp1_qup1_i2c_apps_clk = {
+ .halt_reg = 0x02008,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x02008,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_blsp1_qup1_i2c_apps_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &blsp1_qup1_i2c_apps_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
static struct clk_branch gcc_blsp1_qup2_i2c_apps_clk = {
.halt_reg = 0x03010,
.halt_check = BRANCH_HALT,
@@ -1377,6 +1591,42 @@ static struct clk_branch gcc_blsp2_qup3_i2c_apps_clk = {
}
};
+static struct clk_branch gcc_blsp2_qup4_i2c_apps_clk = {
+ .halt_reg = 0x18020,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x18020,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_blsp2_qup4_i2c_apps_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &blsp2_qup4_i2c_apps_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
+static struct clk_branch gcc_blsp1_qup1_spi_apps_clk = {
+ .halt_reg = 0x02004,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x02004,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_blsp1_qup1_spi_apps_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &blsp1_qup1_spi_apps_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
static struct clk_branch gcc_blsp1_qup2_spi_apps_clk = {
.halt_reg = 0x0300c,
.halt_check = BRANCH_HALT,
@@ -1485,6 +1735,24 @@ static struct clk_branch gcc_blsp2_qup3_spi_apps_clk = {
}
};
+static struct clk_branch gcc_blsp2_qup4_spi_apps_clk = {
+ .halt_reg = 0x1801c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x1801c,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_blsp2_qup4_spi_apps_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &blsp2_qup4_spi_apps_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
static struct clk_branch gcc_blsp1_uart1_apps_clk = {
.halt_reg = 0x0203c,
.halt_check = BRANCH_HALT,
@@ -2521,6 +2789,24 @@ static struct clk_branch gcc_mdss_byte0_clk = {
}
};
+static struct clk_branch gcc_mdss_byte1_clk = {
+ .halt_reg = 0x4d0a0,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x4d0a0,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_mdss_byte1_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &byte1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
static struct clk_branch gcc_mdss_esc0_clk = {
.halt_reg = 0x4d098,
.halt_check = BRANCH_HALT,
@@ -2539,6 +2825,24 @@ static struct clk_branch gcc_mdss_esc0_clk = {
}
};
+static struct clk_branch gcc_mdss_esc1_clk = {
+ .halt_reg = 0x4d09c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x4d09c,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_mdss_esc1_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &esc1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
static struct clk_branch gcc_mdss_mdp_clk = {
.halt_reg = 0x4d088,
.halt_check = BRANCH_HALT,
@@ -2575,6 +2879,24 @@ static struct clk_branch gcc_mdss_pclk0_clk = {
}
};
+static struct clk_branch gcc_mdss_pclk1_clk = {
+ .halt_reg = 0x4d0a4,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x4d0a4,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_mdss_pclk1_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &pclk1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
static struct clk_branch gcc_mdss_vsync_clk = {
.halt_reg = 0x4d090,
.halt_check = BRANCH_HALT,
@@ -2632,6 +2954,24 @@ static struct clk_branch gcc_oxili_ahb_clk = {
}
};
+static struct clk_branch gcc_oxili_aon_clk = {
+ .halt_reg = 0x5904c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x5904c,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_oxili_aon_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &gfx3d_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+ },
+};
+
static struct clk_branch gcc_oxili_gfx3d_clk = {
.halt_reg = 0x59020,
.halt_check = BRANCH_HALT,
@@ -2650,6 +2990,19 @@ static struct clk_branch gcc_oxili_gfx3d_clk = {
}
};
+static struct clk_branch gcc_oxili_timer_clk = {
+ .halt_reg = 0x59040,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x59040,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "gcc_oxili_timer_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
static struct clk_branch gcc_pdm2_clk = {
.halt_reg = 0x4400c,
.halt_check = BRANCH_HALT,
@@ -3027,6 +3380,28 @@ static struct gdsc oxili_gx_gdsc = {
.flags = CLAMP_IO,
};
+static struct gdsc oxili_gx_gdsc_msm8937 = {
+ .gdscr = 0x5901c,
+ .clamp_io_ctrl = 0x5b00c,
+ .cxcs = (unsigned int []){ 0x59000 },
+ .cxc_count = 1,
+ .pd = {
+ .name = "oxili_gx_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = CLAMP_IO,
+};
+
+static struct gdsc oxili_cx_gdsc = {
+ .gdscr = 0x59044,
+ .cxcs = (unsigned int []){ 0x59020 },
+ .cxc_count = 1,
+ .pd = {
+ .name = "oxili_cx_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+};
+
static struct gdsc cpp_gdsc = {
.gdscr = 0x58078,
.cxcs = (unsigned int []){ 0x5803c, 0x58064 },
@@ -3207,6 +3582,188 @@ static struct clk_regmap *gcc_msm8917_clocks[] = {
[GCC_VFE_TBU_CLK] = &gcc_vfe_tbu_clk.clkr,
};
+static struct clk_regmap *gcc_msm8937_clocks[] = {
+ [GPLL0] = &gpll0.clkr,
+ [GPLL0_EARLY] = &gpll0_early.clkr,
+ [GPLL0_SLEEP_CLK_SRC] = &gpll0_sleep_clk_src.clkr,
+ [GPLL3] = &gpll3.clkr,
+ [GPLL3_EARLY] = &gpll3_early.clkr,
+ [GPLL4] = &gpll4.clkr,
+ [GPLL4_EARLY] = &gpll4_early.clkr,
+ [GPLL6] = &gpll6,
+ [GPLL6_EARLY] = &gpll6_early.clkr,
+ [APSS_AHB_CLK_SRC] = &apss_ahb_clk_src.clkr,
+ [MSM8937_BLSP1_QUP1_I2C_APPS_CLK_SRC] = &blsp1_qup1_i2c_apps_clk_src.clkr,
+ [MSM8937_BLSP1_QUP1_SPI_APPS_CLK_SRC] = &blsp1_qup1_spi_apps_clk_src.clkr,
+ [BLSP1_QUP2_I2C_APPS_CLK_SRC] = &blsp1_qup2_i2c_apps_clk_src.clkr,
+ [BLSP1_QUP2_SPI_APPS_CLK_SRC] = &blsp1_qup2_spi_apps_clk_src.clkr,
+ [BLSP1_QUP3_I2C_APPS_CLK_SRC] = &blsp1_qup3_i2c_apps_clk_src.clkr,
+ [BLSP1_QUP3_SPI_APPS_CLK_SRC] = &blsp1_qup3_spi_apps_clk_src.clkr,
+ [BLSP1_QUP4_I2C_APPS_CLK_SRC] = &blsp1_qup4_i2c_apps_clk_src.clkr,
+ [BLSP1_QUP4_SPI_APPS_CLK_SRC] = &blsp1_qup4_spi_apps_clk_src.clkr,
+ [BLSP1_UART1_APPS_CLK_SRC] = &blsp1_uart1_apps_clk_src.clkr,
+ [BLSP1_UART2_APPS_CLK_SRC] = &blsp1_uart2_apps_clk_src.clkr,
+ [BLSP2_QUP1_I2C_APPS_CLK_SRC] = &blsp2_qup1_i2c_apps_clk_src.clkr,
+ [BLSP2_QUP1_SPI_APPS_CLK_SRC] = &blsp2_qup1_spi_apps_clk_src.clkr,
+ [BLSP2_QUP2_I2C_APPS_CLK_SRC] = &blsp2_qup2_i2c_apps_clk_src.clkr,
+ [BLSP2_QUP2_SPI_APPS_CLK_SRC] = &blsp2_qup2_spi_apps_clk_src.clkr,
+ [BLSP2_QUP3_I2C_APPS_CLK_SRC] = &blsp2_qup3_i2c_apps_clk_src.clkr,
+ [BLSP2_QUP3_SPI_APPS_CLK_SRC] = &blsp2_qup3_spi_apps_clk_src.clkr,
+ [MSM8937_BLSP2_QUP4_I2C_APPS_CLK_SRC] = &blsp2_qup4_i2c_apps_clk_src.clkr,
+ [MSM8937_BLSP2_QUP4_SPI_APPS_CLK_SRC] = &blsp2_qup4_spi_apps_clk_src.clkr,
+ [BLSP2_UART1_APPS_CLK_SRC] = &blsp2_uart1_apps_clk_src.clkr,
+ [BLSP2_UART2_APPS_CLK_SRC] = &blsp2_uart2_apps_clk_src.clkr,
+ [BYTE0_CLK_SRC] = &byte0_clk_src.clkr,
+ [MSM8937_BYTE1_CLK_SRC] = &byte1_clk_src.clkr,
+ [CAMSS_GP0_CLK_SRC] = &camss_gp0_clk_src.clkr,
+ [CAMSS_GP1_CLK_SRC] = &camss_gp1_clk_src.clkr,
+ [CAMSS_TOP_AHB_CLK_SRC] = &camss_top_ahb_clk_src.clkr,
+ [CCI_CLK_SRC] = &cci_clk_src.clkr,
+ [CPP_CLK_SRC] = &cpp_clk_src.clkr,
+ [CRYPTO_CLK_SRC] = &crypto_clk_src.clkr,
+ [CSI0PHYTIMER_CLK_SRC] = &csi0phytimer_clk_src.clkr,
+ [CSI0_CLK_SRC] = &csi0_clk_src.clkr,
+ [CSI1PHYTIMER_CLK_SRC] = &csi1phytimer_clk_src.clkr,
+ [CSI1_CLK_SRC] = &csi1_clk_src.clkr,
+ [CSI2_CLK_SRC] = &csi2_clk_src.clkr,
+ [ESC0_CLK_SRC] = &esc0_clk_src.clkr,
+ [MSM8937_ESC1_CLK_SRC] = &esc1_clk_src.clkr,
+ [GFX3D_CLK_SRC] = &gfx3d_clk_src.clkr,
+ [GP1_CLK_SRC] = &gp1_clk_src.clkr,
+ [GP2_CLK_SRC] = &gp2_clk_src.clkr,
+ [GP3_CLK_SRC] = &gp3_clk_src.clkr,
+ [JPEG0_CLK_SRC] = &jpeg0_clk_src.clkr,
+ [MCLK0_CLK_SRC] = &mclk0_clk_src.clkr,
+ [MCLK1_CLK_SRC] = &mclk1_clk_src.clkr,
+ [MCLK2_CLK_SRC] = &mclk2_clk_src.clkr,
+ [MDP_CLK_SRC] = &mdp_clk_src.clkr,
+ [PCLK0_CLK_SRC] = &pclk0_clk_src.clkr,
+ [MSM8937_PCLK1_CLK_SRC] = &pclk1_clk_src.clkr,
+ [PDM2_CLK_SRC] = &pdm2_clk_src.clkr,
+ [SDCC1_APPS_CLK_SRC] = &sdcc1_apps_clk_src.clkr,
+ [SDCC1_ICE_CORE_CLK_SRC] = &sdcc1_ice_core_clk_src.clkr,
+ [SDCC2_APPS_CLK_SRC] = &sdcc2_apps_clk_src.clkr,
+ [USB_HS_SYSTEM_CLK_SRC] = &usb_hs_system_clk_src.clkr,
+ [VCODEC0_CLK_SRC] = &vcodec0_clk_src.clkr,
+ [VFE0_CLK_SRC] = &vfe0_clk_src.clkr,
+ [VFE1_CLK_SRC] = &vfe1_clk_src.clkr,
+ [VSYNC_CLK_SRC] = &vsync_clk_src.clkr,
+ [GCC_APSS_TCU_CLK] = &gcc_apss_tcu_clk.clkr,
+ [GCC_BIMC_GFX_CLK] = &gcc_bimc_gfx_clk.clkr,
+ [GCC_BIMC_GPU_CLK] = &gcc_bimc_gpu_clk.clkr,
+ [GCC_BLSP1_AHB_CLK] = &gcc_blsp1_ahb_clk.clkr,
+ [MSM8937_GCC_BLSP1_QUP1_I2C_APPS_CLK] = &gcc_blsp1_qup1_i2c_apps_clk.clkr,
+ [MSM8937_GCC_BLSP1_QUP1_SPI_APPS_CLK] = &gcc_blsp1_qup1_spi_apps_clk.clkr,
+ [GCC_BLSP1_QUP2_I2C_APPS_CLK] = &gcc_blsp1_qup2_i2c_apps_clk.clkr,
+ [GCC_BLSP1_QUP2_SPI_APPS_CLK] = &gcc_blsp1_qup2_spi_apps_clk.clkr,
+ [GCC_BLSP1_QUP3_I2C_APPS_CLK] = &gcc_blsp1_qup3_i2c_apps_clk.clkr,
+ [GCC_BLSP1_QUP3_SPI_APPS_CLK] = &gcc_blsp1_qup3_spi_apps_clk.clkr,
+ [GCC_BLSP1_QUP4_I2C_APPS_CLK] = &gcc_blsp1_qup4_i2c_apps_clk.clkr,
+ [GCC_BLSP1_QUP4_SPI_APPS_CLK] = &gcc_blsp1_qup4_spi_apps_clk.clkr,
+ [GCC_BLSP1_UART1_APPS_CLK] = &gcc_blsp1_uart1_apps_clk.clkr,
+ [GCC_BLSP1_UART2_APPS_CLK] = &gcc_blsp1_uart2_apps_clk.clkr,
+ [GCC_BLSP2_AHB_CLK] = &gcc_blsp2_ahb_clk.clkr,
+ [GCC_BLSP2_QUP1_I2C_APPS_CLK] = &gcc_blsp2_qup1_i2c_apps_clk.clkr,
+ [GCC_BLSP2_QUP1_SPI_APPS_CLK] = &gcc_blsp2_qup1_spi_apps_clk.clkr,
+ [GCC_BLSP2_QUP2_I2C_APPS_CLK] = &gcc_blsp2_qup2_i2c_apps_clk.clkr,
+ [GCC_BLSP2_QUP2_SPI_APPS_CLK] = &gcc_blsp2_qup2_spi_apps_clk.clkr,
+ [GCC_BLSP2_QUP3_I2C_APPS_CLK] = &gcc_blsp2_qup3_i2c_apps_clk.clkr,
+ [GCC_BLSP2_QUP3_SPI_APPS_CLK] = &gcc_blsp2_qup3_spi_apps_clk.clkr,
+ [MSM8937_GCC_BLSP2_QUP4_I2C_APPS_CLK] = &gcc_blsp2_qup4_i2c_apps_clk.clkr,
+ [MSM8937_GCC_BLSP2_QUP4_SPI_APPS_CLK] = &gcc_blsp2_qup4_spi_apps_clk.clkr,
+ [GCC_BLSP2_UART1_APPS_CLK] = &gcc_blsp2_uart1_apps_clk.clkr,
+ [GCC_BLSP2_UART2_APPS_CLK] = &gcc_blsp2_uart2_apps_clk.clkr,
+ [GCC_BOOT_ROM_AHB_CLK] = &gcc_boot_rom_ahb_clk.clkr,
+ [GCC_CAMSS_AHB_CLK] = &gcc_camss_ahb_clk.clkr,
+ [GCC_CAMSS_CCI_AHB_CLK] = &gcc_camss_cci_ahb_clk.clkr,
+ [GCC_CAMSS_CCI_CLK] = &gcc_camss_cci_clk.clkr,
+ [GCC_CAMSS_CPP_AHB_CLK] = &gcc_camss_cpp_ahb_clk.clkr,
+ [GCC_CAMSS_CPP_CLK] = &gcc_camss_cpp_clk.clkr,
+ [GCC_CAMSS_CSI0PHYTIMER_CLK] = &gcc_camss_csi0phytimer_clk.clkr,
+ [GCC_CAMSS_CSI0PHY_CLK] = &gcc_camss_csi0phy_clk.clkr,
+ [GCC_CAMSS_CSI0PIX_CLK] = &gcc_camss_csi0pix_clk.clkr,
+ [GCC_CAMSS_CSI0RDI_CLK] = &gcc_camss_csi0rdi_clk.clkr,
+ [GCC_CAMSS_CSI0_AHB_CLK] = &gcc_camss_csi0_ahb_clk.clkr,
+ [GCC_CAMSS_CSI0_CLK] = &gcc_camss_csi0_clk.clkr,
+ [GCC_CAMSS_CSI1PHYTIMER_CLK] = &gcc_camss_csi1phytimer_clk.clkr,
+ [GCC_CAMSS_CSI1PHY_CLK] = &gcc_camss_csi1phy_clk.clkr,
+ [GCC_CAMSS_CSI1PIX_CLK] = &gcc_camss_csi1pix_clk.clkr,
+ [GCC_CAMSS_CSI1RDI_CLK] = &gcc_camss_csi1rdi_clk.clkr,
+ [GCC_CAMSS_CSI1_AHB_CLK] = &gcc_camss_csi1_ahb_clk.clkr,
+ [GCC_CAMSS_CSI1_CLK] = &gcc_camss_csi1_clk.clkr,
+ [GCC_CAMSS_CSI2PHY_CLK] = &gcc_camss_csi2phy_clk.clkr,
+ [GCC_CAMSS_CSI2PIX_CLK] = &gcc_camss_csi2pix_clk.clkr,
+ [GCC_CAMSS_CSI2RDI_CLK] = &gcc_camss_csi2rdi_clk.clkr,
+ [GCC_CAMSS_CSI2_AHB_CLK] = &gcc_camss_csi2_ahb_clk.clkr,
+ [GCC_CAMSS_CSI2_CLK] = &gcc_camss_csi2_clk.clkr,
+ [GCC_CAMSS_CSI_VFE0_CLK] = &gcc_camss_csi_vfe0_clk.clkr,
+ [GCC_CAMSS_CSI_VFE1_CLK] = &gcc_camss_csi_vfe1_clk.clkr,
+ [GCC_CAMSS_GP0_CLK] = &gcc_camss_gp0_clk.clkr,
+ [GCC_CAMSS_GP1_CLK] = &gcc_camss_gp1_clk.clkr,
+ [GCC_CAMSS_ISPIF_AHB_CLK] = &gcc_camss_ispif_ahb_clk.clkr,
+ [GCC_CAMSS_JPEG0_CLK] = &gcc_camss_jpeg0_clk.clkr,
+ [GCC_CAMSS_JPEG_AHB_CLK] = &gcc_camss_jpeg_ahb_clk.clkr,
+ [GCC_CAMSS_JPEG_AXI_CLK] = &gcc_camss_jpeg_axi_clk.clkr,
+ [GCC_CAMSS_MCLK0_CLK] = &gcc_camss_mclk0_clk.clkr,
+ [GCC_CAMSS_MCLK1_CLK] = &gcc_camss_mclk1_clk.clkr,
+ [GCC_CAMSS_MCLK2_CLK] = &gcc_camss_mclk2_clk.clkr,
+ [GCC_CAMSS_MICRO_AHB_CLK] = &gcc_camss_micro_ahb_clk.clkr,
+ [GCC_CAMSS_TOP_AHB_CLK] = &gcc_camss_top_ahb_clk.clkr,
+ [GCC_CAMSS_VFE0_AHB_CLK] = &gcc_camss_vfe0_ahb_clk.clkr,
+ [GCC_CAMSS_VFE0_AXI_CLK] = &gcc_camss_vfe0_axi_clk.clkr,
+ [GCC_CAMSS_VFE0_CLK] = &gcc_camss_vfe0_clk.clkr,
+ [GCC_CAMSS_VFE1_AHB_CLK] = &gcc_camss_vfe1_ahb_clk.clkr,
+ [GCC_CAMSS_VFE1_AXI_CLK] = &gcc_camss_vfe1_axi_clk.clkr,
+ [GCC_CAMSS_VFE1_CLK] = &gcc_camss_vfe1_clk.clkr,
+ [GCC_CPP_TBU_CLK] = &gcc_cpp_tbu_clk.clkr,
+ [GCC_CRYPTO_AHB_CLK] = &gcc_crypto_ahb_clk.clkr,
+ [GCC_CRYPTO_AXI_CLK] = &gcc_crypto_axi_clk.clkr,
+ [GCC_CRYPTO_CLK] = &gcc_crypto_clk.clkr,
+ [GCC_DCC_CLK] = &gcc_dcc_clk.clkr,
+ [GCC_GP1_CLK] = &gcc_gp1_clk.clkr,
+ [GCC_GP2_CLK] = &gcc_gp2_clk.clkr,
+ [GCC_GP3_CLK] = &gcc_gp3_clk.clkr,
+ [GCC_JPEG_TBU_CLK] = &gcc_jpeg_tbu_clk.clkr,
+ [GCC_MDP_TBU_CLK] = &gcc_mdp_tbu_clk.clkr,
+ [GCC_MDSS_AHB_CLK] = &gcc_mdss_ahb_clk.clkr,
+ [GCC_MDSS_AXI_CLK] = &gcc_mdss_axi_clk.clkr,
+ [GCC_MDSS_BYTE0_CLK] = &gcc_mdss_byte0_clk.clkr,
+ [MSM8937_GCC_MDSS_BYTE1_CLK] = &gcc_mdss_byte1_clk.clkr,
+ [GCC_MDSS_ESC0_CLK] = &gcc_mdss_esc0_clk.clkr,
+ [MSM8937_GCC_MDSS_ESC1_CLK] = &gcc_mdss_esc1_clk.clkr,
+ [GCC_MDSS_MDP_CLK] = &gcc_mdss_mdp_clk.clkr,
+ [GCC_MDSS_PCLK0_CLK] = &gcc_mdss_pclk0_clk.clkr,
+ [MSM8937_GCC_MDSS_PCLK1_CLK] = &gcc_mdss_pclk1_clk.clkr,
+ [GCC_MDSS_VSYNC_CLK] = &gcc_mdss_vsync_clk.clkr,
+ [GCC_MSS_CFG_AHB_CLK] = &gcc_mss_cfg_ahb_clk.clkr,
+ [GCC_MSS_Q6_BIMC_AXI_CLK] = &gcc_mss_q6_bimc_axi_clk.clkr,
+ [GCC_OXILI_AHB_CLK] = &gcc_oxili_ahb_clk.clkr,
+ [MSM8937_GCC_OXILI_AON_CLK] = &gcc_oxili_aon_clk.clkr,
+ [GCC_OXILI_GFX3D_CLK] = &gcc_oxili_gfx3d_clk.clkr,
+ [MSM8937_GCC_OXILI_TIMER_CLK] = &gcc_oxili_timer_clk.clkr,
+ [GCC_PDM2_CLK] = &gcc_pdm2_clk.clkr,
+ [GCC_PDM_AHB_CLK] = &gcc_pdm_ahb_clk.clkr,
+ [GCC_PRNG_AHB_CLK] = &gcc_prng_ahb_clk.clkr,
+ [GCC_QDSS_DAP_CLK] = &gcc_qdss_dap_clk.clkr,
+ [GCC_SDCC1_AHB_CLK] = &gcc_sdcc1_ahb_clk.clkr,
+ [GCC_SDCC1_APPS_CLK] = &gcc_sdcc1_apps_clk.clkr,
+ [GCC_SDCC1_ICE_CORE_CLK] = &gcc_sdcc1_ice_core_clk.clkr,
+ [GCC_SDCC2_AHB_CLK] = &gcc_sdcc2_ahb_clk.clkr,
+ [GCC_SDCC2_APPS_CLK] = &gcc_sdcc2_apps_clk.clkr,
+ [GCC_SMMU_CFG_CLK] = &gcc_smmu_cfg_clk.clkr,
+ [GCC_USB2A_PHY_SLEEP_CLK] = &gcc_usb2a_phy_sleep_clk.clkr,
+ [GCC_USB_HS_AHB_CLK] = &gcc_usb_hs_ahb_clk.clkr,
+ [GCC_USB_HS_PHY_CFG_AHB_CLK] = &gcc_usb_hs_phy_cfg_ahb_clk.clkr,
+ [GCC_USB_HS_SYSTEM_CLK] = &gcc_usb_hs_system_clk.clkr,
+ [GCC_VENUS0_AHB_CLK] = &gcc_venus0_ahb_clk.clkr,
+ [GCC_VENUS0_AXI_CLK] = &gcc_venus0_axi_clk.clkr,
+ [GCC_VENUS0_CORE0_VCODEC0_CLK] = &gcc_venus0_core0_vcodec0_clk.clkr,
+ [GCC_VENUS0_VCODEC0_CLK] = &gcc_venus0_vcodec0_clk.clkr,
+ [GCC_VENUS_TBU_CLK] = &gcc_venus_tbu_clk.clkr,
+ [GCC_VFE1_TBU_CLK] = &gcc_vfe1_tbu_clk.clkr,
+ [GCC_VFE_TBU_CLK] = &gcc_vfe_tbu_clk.clkr,
+};
+
static const struct qcom_reset_map gcc_msm8917_resets[] = {
[GCC_CAMSS_MICRO_BCR] = { 0x56008 },
[GCC_MSS_BCR] = { 0x71000 },
@@ -3234,6 +3791,18 @@ static struct gdsc *gcc_msm8917_gdscs[] = {
[VFE1_GDSC] = &vfe1_gdsc,
};
+static struct gdsc *gcc_msm8937_gdscs[] = {
+ [CPP_GDSC] = &cpp_gdsc,
+ [JPEG_GDSC] = &jpeg_gdsc,
+ [MDSS_GDSC] = &mdss_gdsc,
+ [OXILI_GX_GDSC] = &oxili_gx_gdsc_msm8937,
+ [MSM8937_OXILI_CX_GDSC] = &oxili_cx_gdsc,
+ [VENUS_CORE0_GDSC] = &venus_core0_gdsc,
+ [VENUS_GDSC] = &venus_gdsc,
+ [VFE0_GDSC] = &vfe0_gdsc,
+ [VFE1_GDSC] = &vfe1_gdsc,
+};
+
static const struct qcom_cc_desc gcc_msm8917_desc = {
.config = &gcc_msm8917_regmap_config,
.clks = gcc_msm8917_clocks,
@@ -3254,6 +3823,41 @@ static const struct qcom_cc_desc gcc_qm215_desc = {
.num_gdscs = ARRAY_SIZE(gcc_msm8917_gdscs),
};
+static const struct qcom_cc_desc gcc_msm8937_desc = {
+ .config = &gcc_msm8917_regmap_config,
+ .clks = gcc_msm8937_clocks,
+ .num_clks = ARRAY_SIZE(gcc_msm8937_clocks),
+ .resets = gcc_msm8917_resets,
+ .num_resets = ARRAY_SIZE(gcc_msm8917_resets),
+ .gdscs = gcc_msm8937_gdscs,
+ .num_gdscs = ARRAY_SIZE(gcc_msm8937_gdscs),
+};
+
+static void msm8937_clock_override(void)
+{
+ /* GPLL3 750MHz configuration */
+ gpll3_early_config.l = 47;
+ gpll3_early.vco_table = gpll3_p_vco_msm8937;
+ gpll3_early.num_vco = ARRAY_SIZE(gpll3_p_vco_msm8937);
+
+ /*
+ * Set below clocks for use specific msm8937 parent map.
+ */
+ vcodec0_clk_src.parent_map = gcc_cpp_map;
+ vcodec0_clk_src.clkr.hw.init = &vcodec0_clk_src_init_msm8937;
+
+ /*
+ * Set below clocks for use specific msm8937 freq table.
+ */
+ vfe0_clk_src.freq_tbl = ftbl_vfe_clk_src_msm8937;
+ vfe1_clk_src.freq_tbl = ftbl_vfe_clk_src_msm8937;
+ cpp_clk_src.freq_tbl = ftbl_cpp_clk_src_msm8937;
+ vcodec0_clk_src.freq_tbl = ftbl_vcodec0_clk_src_msm8937;
+ csi0phytimer_clk_src.freq_tbl = ftbl_csi_phytimer_clk_src_msm8937;
+ csi1phytimer_clk_src.freq_tbl = ftbl_csi_phytimer_clk_src_msm8937;
+ usb_hs_system_clk_src.freq_tbl = ftbl_usb_hs_system_clk_src_msm8937;
+}
+
static int gcc_msm8917_probe(struct platform_device *pdev)
{
struct regmap *regmap;
@@ -3261,8 +3865,12 @@ static int gcc_msm8917_probe(struct platform_device *pdev)
gcc_desc = of_device_get_match_data(&pdev->dev);
- if (gcc_desc == &gcc_qm215_desc)
+ if (gcc_desc == &gcc_qm215_desc) {
gfx3d_clk_src.parent_map = gcc_gfx3d_map_qm215;
+ } else if (gcc_desc == &gcc_msm8937_desc) {
+ msm8937_clock_override();
+ gfx3d_clk_src.freq_tbl = ftbl_gfx3d_clk_src_msm8937;
+ }
regmap = qcom_cc_map(pdev, gcc_desc);
if (IS_ERR(regmap))
@@ -3276,6 +3884,7 @@ static int gcc_msm8917_probe(struct platform_device *pdev)
static const struct of_device_id gcc_msm8917_match_table[] = {
{ .compatible = "qcom,gcc-msm8917", .data = &gcc_msm8917_desc },
{ .compatible = "qcom,gcc-qm215", .data = &gcc_qm215_desc },
+ { .compatible = "qcom,gcc-msm8937", .data = &gcc_msm8937_desc },
{},
};
MODULE_DEVICE_TABLE(of, gcc_msm8917_match_table);
diff --git a/drivers/clk/qcom/gcc-qcs404.c b/drivers/clk/qcom/gcc-qcs404.c
index 5ca003c9bfba..efc75a3814ab 100644
--- a/drivers/clk/qcom/gcc-qcs404.c
+++ b/drivers/clk/qcom/gcc-qcs404.c
@@ -2754,7 +2754,7 @@ static struct clk_regmap *gcc_qcs404_clocks[] = {
[GCC_DCC_CLK] = &gcc_dcc_clk.clkr,
[GCC_DCC_XO_CLK] = &gcc_dcc_xo_clk.clkr,
[GCC_WCSS_Q6_AHB_CLK] = &gcc_wdsp_q6ss_ahbs_clk.clkr,
- [GCC_WCSS_Q6_AXIM_CLK] = &gcc_wdsp_q6ss_axim_clk.clkr,
+ [GCC_WCSS_Q6_AXIM_CLK] = &gcc_wdsp_q6ss_axim_clk.clkr,
};
diff --git a/drivers/clk/qcom/gcc-qcs615.c b/drivers/clk/qcom/gcc-qcs615.c
index 9695446bc2a3..5b3b8dd4f114 100644
--- a/drivers/clk/qcom/gcc-qcs615.c
+++ b/drivers/clk/qcom/gcc-qcs615.c
@@ -784,7 +784,7 @@ static struct clk_rcg2 gcc_sdcc1_apps_clk_src = {
.name = "gcc_sdcc1_apps_clk_src",
.parent_data = gcc_parent_data_1,
.num_parents = ARRAY_SIZE(gcc_parent_data_1),
- .ops = &clk_rcg2_floor_ops,
+ .ops = &clk_rcg2_shared_floor_ops,
},
};
@@ -806,7 +806,7 @@ static struct clk_rcg2 gcc_sdcc1_ice_core_clk_src = {
.name = "gcc_sdcc1_ice_core_clk_src",
.parent_data = gcc_parent_data_0,
.num_parents = ARRAY_SIZE(gcc_parent_data_0),
- .ops = &clk_rcg2_floor_ops,
+ .ops = &clk_rcg2_shared_floor_ops,
},
};
@@ -830,7 +830,7 @@ static struct clk_rcg2 gcc_sdcc2_apps_clk_src = {
.name = "gcc_sdcc2_apps_clk_src",
.parent_data = gcc_parent_data_8,
.num_parents = ARRAY_SIZE(gcc_parent_data_8),
- .ops = &clk_rcg2_floor_ops,
+ .ops = &clk_rcg2_shared_floor_ops,
},
};
diff --git a/drivers/clk/qcom/gcc-sc8280xp.c b/drivers/clk/qcom/gcc-sc8280xp.c
index f27d0003f427..2ab111585d7f 100644
--- a/drivers/clk/qcom/gcc-sc8280xp.c
+++ b/drivers/clk/qcom/gcc-sc8280xp.c
@@ -2224,7 +2224,6 @@ static struct clk_rcg2 gcc_usb3_sec_phy_aux_clk_src = {
};
static const struct freq_tbl ftbl_gcc_usb4_1_master_clk_src[] = {
- F(85714286, P_GCC_GPLL0_OUT_EVEN, 3.5, 0, 0),
F(175000000, P_GCC_GPLL8_OUT_MAIN, 4, 0, 0),
F(350000000, P_GCC_GPLL8_OUT_MAIN, 2, 0, 0),
{ }
@@ -6775,10 +6774,6 @@ static struct gdsc pcie_1_tunnel_gdsc = {
.flags = VOTABLE | RETAIN_FF_ENABLE,
};
-/*
- * The Qualcomm PCIe driver does not yet implement suspend so to keep the
- * PCIe power domains always-on for now.
- */
static struct gdsc pcie_2a_gdsc = {
.gdscr = 0x9d004,
.collapse_ctrl = 0x52128,
diff --git a/drivers/clk/qcom/gcc-sdm660.c b/drivers/clk/qcom/gcc-sdm660.c
index 01a76f1b5b4c..20253a06a583 100644
--- a/drivers/clk/qcom/gcc-sdm660.c
+++ b/drivers/clk/qcom/gcc-sdm660.c
@@ -2247,6 +2247,45 @@ static struct clk_branch gcc_usb_phy_cfg_ahb2phy_clk = {
},
};
+static struct clk_branch hlos1_vote_lpass_adsp_smmu_clk = {
+ .halt_reg = 0x7d014,
+ .halt_check = BRANCH_VOTED,
+ .clkr = {
+ .enable_reg = 0x7d014,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "hlos1_vote_lpass_adsp_smmu_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch hlos1_vote_turing_adsp_smmu_clk = {
+ .halt_reg = 0x7d048,
+ .halt_check = BRANCH_VOTED,
+ .clkr = {
+ .enable_reg = 0x7d048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "hlos1_vote_turing_adsp_smmu_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch hlos2_vote_turing_adsp_smmu_clk = {
+ .halt_reg = 0x7e048,
+ .halt_check = BRANCH_VOTED,
+ .clkr = {
+ .enable_reg = 0x7e048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "hlos2_vote_turing_adsp_smmu_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
static struct gdsc ufs_gdsc = {
.gdscr = 0x75004,
.gds_hw_ctrl = 0x0,
@@ -2277,6 +2316,33 @@ static struct gdsc pcie_0_gdsc = {
.flags = VOTABLE,
};
+static struct gdsc hlos1_vote_turing_adsp_gdsc = {
+ .gdscr = 0x7d04c,
+ .pd = {
+ .name = "hlos1_vote_turing_adsp_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = VOTABLE,
+};
+
+static struct gdsc hlos2_vote_turing_adsp_gdsc = {
+ .gdscr = 0x7e04c,
+ .pd = {
+ .name = "hlos2_vote_turing_adsp_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = VOTABLE,
+};
+
+static struct gdsc hlos1_vote_lpass_adsp_gdsc = {
+ .gdscr = 0x7d034,
+ .pd = {
+ .name = "hlos1_vote_lpass_adsp_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = VOTABLE,
+};
+
static struct clk_hw *gcc_sdm660_hws[] = {
&xo.hw,
&gpll0_early_div.hw,
@@ -2409,12 +2475,18 @@ static struct clk_regmap *gcc_sdm660_clocks[] = {
[USB30_MASTER_CLK_SRC] = &usb30_master_clk_src.clkr,
[USB30_MOCK_UTMI_CLK_SRC] = &usb30_mock_utmi_clk_src.clkr,
[USB3_PHY_AUX_CLK_SRC] = &usb3_phy_aux_clk_src.clkr,
+ [GCC_HLOS1_VOTE_LPASS_ADSP_SMMU_CLK] = &hlos1_vote_lpass_adsp_smmu_clk.clkr,
+ [GCC_HLOS1_VOTE_TURING_ADSP_SMMU_CLK] = &hlos1_vote_turing_adsp_smmu_clk.clkr,
+ [GCC_HLOS2_VOTE_TURING_ADSP_SMMU_CLK] = &hlos2_vote_turing_adsp_smmu_clk.clkr,
};
static struct gdsc *gcc_sdm660_gdscs[] = {
[UFS_GDSC] = &ufs_gdsc,
[USB_30_GDSC] = &usb_30_gdsc,
[PCIE_0_GDSC] = &pcie_0_gdsc,
+ [HLOS1_VOTE_TURING_ADSP_GDSC] = &hlos1_vote_turing_adsp_gdsc,
+ [HLOS2_VOTE_TURING_ADSP_GDSC] = &hlos2_vote_turing_adsp_gdsc,
+ [HLOS1_VOTE_LPASS_ADSP_GDSC] = &hlos1_vote_lpass_adsp_gdsc,
};
static const struct qcom_reset_map gcc_sdm660_resets[] = {
diff --git a/drivers/clk/qcom/gcc-sm8750.c b/drivers/clk/qcom/gcc-sm8750.c
index 8092dd6b37b5..def86b71a3da 100644
--- a/drivers/clk/qcom/gcc-sm8750.c
+++ b/drivers/clk/qcom/gcc-sm8750.c
@@ -1012,6 +1012,7 @@ static struct clk_rcg2 gcc_qupv3_wrap2_s7_clk_src = {
static const struct freq_tbl ftbl_gcc_sdcc2_apps_clk_src[] = {
F(400000, P_BI_TCXO, 12, 1, 4),
F(25000000, P_GCC_GPLL0_OUT_EVEN, 12, 0, 0),
+ F(37500000, P_GCC_GPLL0_OUT_EVEN, 8, 0, 0),
F(50000000, P_GCC_GPLL0_OUT_EVEN, 6, 0, 0),
F(100000000, P_GCC_GPLL0_OUT_EVEN, 3, 0, 0),
F(202000000, P_GCC_GPLL9_OUT_MAIN, 4, 0, 0),
diff --git a/drivers/clk/qcom/gcc-x1e80100.c b/drivers/clk/qcom/gcc-x1e80100.c
index 301fc9fc32d8..b63c8abdd2fc 100644
--- a/drivers/clk/qcom/gcc-x1e80100.c
+++ b/drivers/clk/qcom/gcc-x1e80100.c
@@ -32,6 +32,33 @@ enum {
DT_USB3_PHY_0_WRAPPER_GCC_USB30_PIPE,
DT_USB3_PHY_1_WRAPPER_GCC_USB30_PIPE,
DT_USB3_PHY_2_WRAPPER_GCC_USB30_PIPE,
+ DT_GCC_USB4_0_PHY_DP0_GMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_DP1_GMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_0_PHY_SYS_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_DP0_GMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_DP1_GMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_1_PHY_SYS_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_DP0_GMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_DP1_GMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC,
+ DT_GCC_USB4_2_PHY_SYS_PIPEGMUX_CLK_SRC,
+ DT_QUSB4PHY_0_GCC_USB4_RX0_CLK,
+ DT_QUSB4PHY_0_GCC_USB4_RX1_CLK,
+ DT_QUSB4PHY_1_GCC_USB4_RX0_CLK,
+ DT_QUSB4PHY_1_GCC_USB4_RX1_CLK,
+ DT_QUSB4PHY_2_GCC_USB4_RX0_CLK,
+ DT_QUSB4PHY_2_GCC_USB4_RX1_CLK,
+ DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
};
enum {
@@ -42,10 +69,40 @@ enum {
P_GCC_GPLL7_OUT_MAIN,
P_GCC_GPLL8_OUT_MAIN,
P_GCC_GPLL9_OUT_MAIN,
+ P_GCC_USB3_PRIM_PHY_PIPE_CLK_SRC,
+ P_GCC_USB3_SEC_PHY_PIPE_CLK_SRC,
+ P_GCC_USB3_TERT_PHY_PIPE_CLK_SRC,
+ P_GCC_USB4_0_PHY_DP0_GMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_DP1_GMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_0_PHY_SYS_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_DP0_GMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_DP1_GMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_1_PHY_SYS_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_DP0_GMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_DP1_GMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_PCIE_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC,
+ P_GCC_USB4_2_PHY_SYS_PIPEGMUX_CLK_SRC,
+ P_QUSB4PHY_0_GCC_USB4_RX0_CLK,
+ P_QUSB4PHY_0_GCC_USB4_RX1_CLK,
+ P_QUSB4PHY_1_GCC_USB4_RX0_CLK,
+ P_QUSB4PHY_1_GCC_USB4_RX1_CLK,
+ P_QUSB4PHY_2_GCC_USB4_RX0_CLK,
+ P_QUSB4PHY_2_GCC_USB4_RX1_CLK,
P_SLEEP_CLK,
P_USB3_PHY_0_WRAPPER_GCC_USB30_PIPE_CLK,
P_USB3_PHY_1_WRAPPER_GCC_USB30_PIPE_CLK,
P_USB3_PHY_2_WRAPPER_GCC_USB30_PIPE_CLK,
+ P_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ P_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ P_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ P_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
+ P_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK,
+ P_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK,
};
static struct clk_alpha_pll gcc_gpll0 = {
@@ -320,6 +377,342 @@ static const struct freq_tbl ftbl_gcc_gp1_clk_src[] = {
{ }
};
+static const struct clk_parent_data gcc_parent_data_13[] = {
+ { .index = DT_GCC_USB4_0_PHY_DP0_GMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_14[] = {
+ { .index = DT_GCC_USB4_0_PHY_DP1_GMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_15[] = {
+ { .index = DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_16[] = {
+ { .index = DT_GCC_USB4_0_PHY_PCIE_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_17[] = {
+ { .index = DT_QUSB4PHY_0_GCC_USB4_RX0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_18[] = {
+ { .index = DT_QUSB4PHY_0_GCC_USB4_RX1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_19[] = {
+ { .index = DT_GCC_USB4_0_PHY_SYS_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_0_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_20[] = {
+ { .index = DT_GCC_USB4_1_PHY_DP0_GMUX_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_21[] = {
+ { .index = DT_GCC_USB4_1_PHY_DP1_GMUX_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_22[] = {
+ { .index = DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_23[] = {
+ { .index = DT_GCC_USB4_1_PHY_PCIE_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_24[] = {
+ { .index = DT_QUSB4PHY_1_GCC_USB4_RX0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_25[] = {
+ { .index = DT_QUSB4PHY_1_GCC_USB4_RX1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_26[] = {
+ { .index = DT_GCC_USB4_1_PHY_SYS_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_1_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_27[] = {
+ { .index = DT_GCC_USB4_2_PHY_DP0_GMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_28[] = {
+ { .index = DT_GCC_USB4_2_PHY_DP1_GMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_29[] = {
+ { .index = DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_30[] = {
+ { .index = DT_GCC_USB4_2_PHY_PCIE_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static const struct clk_parent_data gcc_parent_data_31[] = {
+ { .index = DT_QUSB4PHY_2_GCC_USB4_RX0_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_32[] = {
+ { .index = DT_QUSB4PHY_2_GCC_USB4_RX1_CLK },
+ { .index = DT_BI_TCXO },
+};
+
+static const struct clk_parent_data gcc_parent_data_33[] = {
+ { .index = DT_GCC_USB4_2_PHY_SYS_PIPEGMUX_CLK_SRC },
+ { .index = DT_USB4_2_PHY_GCC_USB4_PCIE_PIPE_CLK },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_0_phy_dp0_clk_src = {
+ .reg = 0x9f06c,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_dp0_clk_src",
+ .parent_data = gcc_parent_data_13,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_0_phy_dp1_clk_src = {
+ .reg = 0x9f114,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_dp1_clk_src",
+ .parent_data = gcc_parent_data_14,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_0_phy_p2rr2p_pipe_clk_src = {
+ .reg = 0x9f0d4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_p2rr2p_pipe_clk_src",
+ .parent_data = gcc_parent_data_15,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_0_phy_pcie_pipe_mux_clk_src = {
+ .reg = 0x9f104,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_pcie_pipe_mux_clk_src",
+ .parent_data = gcc_parent_data_16,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_0_phy_rx0_clk_src = {
+ .reg = 0x9f0ac,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_rx0_clk_src",
+ .parent_data = gcc_parent_data_17,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_0_phy_rx1_clk_src = {
+ .reg = 0x9f0bc,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_rx1_clk_src",
+ .parent_data = gcc_parent_data_18,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_0_phy_sys_clk_src = {
+ .reg = 0x9f0e4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_0_phy_sys_clk_src",
+ .parent_data = gcc_parent_data_19,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_1_phy_dp0_clk_src = {
+ .reg = 0x2b06c,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_dp0_clk_src",
+ .parent_data = gcc_parent_data_20,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_1_phy_dp1_clk_src = {
+ .reg = 0x2b114,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_dp1_clk_src",
+ .parent_data = gcc_parent_data_21,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_1_phy_p2rr2p_pipe_clk_src = {
+ .reg = 0x2b0d4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_p2rr2p_pipe_clk_src",
+ .parent_data = gcc_parent_data_22,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_1_phy_pcie_pipe_mux_clk_src = {
+ .reg = 0x2b104,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_pcie_pipe_mux_clk_src",
+ .parent_data = gcc_parent_data_23,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_1_phy_rx0_clk_src = {
+ .reg = 0x2b0ac,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_rx0_clk_src",
+ .parent_data = gcc_parent_data_24,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_1_phy_rx1_clk_src = {
+ .reg = 0x2b0bc,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_rx1_clk_src",
+ .parent_data = gcc_parent_data_25,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_1_phy_sys_clk_src = {
+ .reg = 0x2b0e4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_1_phy_sys_clk_src",
+ .parent_data = gcc_parent_data_26,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_2_phy_dp0_clk_src = {
+ .reg = 0x1106c,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_dp0_clk_src",
+ .parent_data = gcc_parent_data_27,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_2_phy_dp1_clk_src = {
+ .reg = 0x11114,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_dp1_clk_src",
+ .parent_data = gcc_parent_data_28,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_2_phy_p2rr2p_pipe_clk_src = {
+ .reg = 0x110d4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_p2rr2p_pipe_clk_src",
+ .parent_data = gcc_parent_data_29,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_2_phy_pcie_pipe_mux_clk_src = {
+ .reg = 0x11104,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_pcie_pipe_mux_clk_src",
+ .parent_data = gcc_parent_data_30,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_2_phy_rx0_clk_src = {
+ .reg = 0x110ac,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_rx0_clk_src",
+ .parent_data = gcc_parent_data_31,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_2_phy_rx1_clk_src = {
+ .reg = 0x110bc,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_rx1_clk_src",
+ .parent_data = gcc_parent_data_32,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
+static struct clk_regmap_phy_mux gcc_usb4_2_phy_sys_clk_src = {
+ .reg = 0x110e4,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb4_2_phy_sys_clk_src",
+ .parent_data = gcc_parent_data_33,
+ .ops = &clk_regmap_phy_mux_ops,
+ },
+ },
+};
+
static struct clk_rcg2 gcc_gp1_clk_src = {
.cmd_rcgr = 0x64004,
.mnd_width = 16,
@@ -1456,7 +1849,6 @@ static struct clk_rcg2 gcc_usb3_tert_phy_aux_clk_src = {
};
static const struct freq_tbl ftbl_gcc_usb4_0_master_clk_src[] = {
- F(85714286, P_GCC_GPLL0_OUT_EVEN, 3.5, 0, 0),
F(175000000, P_GCC_GPLL8_OUT_MAIN, 4, 0, 0),
F(350000000, P_GCC_GPLL8_OUT_MAIN, 2, 0, 0),
{ }
@@ -2790,6 +3182,11 @@ static struct clk_branch gcc_pcie_0_pipe_clk = {
.enable_mask = BIT(25),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_pcie_0_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -2879,6 +3276,11 @@ static struct clk_branch gcc_pcie_1_pipe_clk = {
.enable_mask = BIT(30),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_pcie_1_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -2968,6 +3370,11 @@ static struct clk_branch gcc_pcie_2_pipe_clk = {
.enable_mask = BIT(23),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_pcie_2_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5156,6 +5563,33 @@ static struct clk_regmap_mux gcc_usb3_prim_phy_pipe_clk_src = {
},
};
+static const struct parent_map gcc_parent_map_34[] = {
+ { P_GCC_USB3_PRIM_PHY_PIPE_CLK_SRC, 0 },
+ { P_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 1 },
+ { P_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC, 3 },
+};
+
+static const struct clk_parent_data gcc_parent_data_34[] = {
+ { .hw = &gcc_usb3_prim_phy_pipe_clk_src.clkr.hw },
+ { .index = DT_USB4_0_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+ { .index = DT_GCC_USB4_0_PHY_PIPEGMUX_CLK_SRC },
+};
+
+static struct clk_regmap_mux gcc_usb34_prim_phy_pipe_clk_src = {
+ .reg = 0x39070,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_34,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb34_prim_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_34,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_34),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
static struct clk_branch gcc_usb3_prim_phy_pipe_clk = {
.halt_reg = 0x39068,
.halt_check = BRANCH_HALT_SKIP,
@@ -5167,7 +5601,7 @@ static struct clk_branch gcc_usb3_prim_phy_pipe_clk = {
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb3_prim_phy_pipe_clk",
.parent_hws = (const struct clk_hw*[]) {
- &gcc_usb3_prim_phy_pipe_clk_src.clkr.hw,
+ &gcc_usb34_prim_phy_pipe_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -5227,6 +5661,33 @@ static struct clk_regmap_mux gcc_usb3_sec_phy_pipe_clk_src = {
},
};
+static const struct parent_map gcc_parent_map_35[] = {
+ { P_GCC_USB3_SEC_PHY_PIPE_CLK_SRC, 0 },
+ { P_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 1 },
+ { P_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC, 3 },
+};
+
+static const struct clk_parent_data gcc_parent_data_35[] = {
+ { .hw = &gcc_usb3_sec_phy_pipe_clk_src.clkr.hw },
+ { .index = DT_USB4_1_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+ { .index = DT_GCC_USB4_1_PHY_PIPEGMUX_CLK_SRC },
+};
+
+static struct clk_regmap_mux gcc_usb34_sec_phy_pipe_clk_src = {
+ .reg = 0xa1070,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_35,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb34_sec_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_35,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_35),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
static struct clk_branch gcc_usb3_sec_phy_pipe_clk = {
.halt_reg = 0xa1068,
.halt_check = BRANCH_HALT_SKIP,
@@ -5238,7 +5699,7 @@ static struct clk_branch gcc_usb3_sec_phy_pipe_clk = {
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb3_sec_phy_pipe_clk",
.parent_hws = (const struct clk_hw*[]) {
- &gcc_usb3_sec_phy_pipe_clk_src.clkr.hw,
+ &gcc_usb34_sec_phy_pipe_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -5298,6 +5759,33 @@ static struct clk_regmap_mux gcc_usb3_tert_phy_pipe_clk_src = {
},
};
+static const struct parent_map gcc_parent_map_36[] = {
+ { P_GCC_USB3_TERT_PHY_PIPE_CLK_SRC, 0 },
+ { P_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK, 1 },
+ { P_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC, 3 },
+};
+
+static const struct clk_parent_data gcc_parent_data_36[] = {
+ { .hw = &gcc_usb3_tert_phy_pipe_clk_src.clkr.hw },
+ { .index = DT_USB4_2_PHY_GCC_USB4RTR_MAX_PIPE_CLK },
+ { .index = DT_GCC_USB4_2_PHY_PIPEGMUX_CLK_SRC },
+};
+
+static struct clk_regmap_mux gcc_usb34_tert_phy_pipe_clk_src = {
+ .reg = 0xa2070,
+ .shift = 0,
+ .width = 2,
+ .parent_map = gcc_parent_map_36,
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gcc_usb34_tert_phy_pipe_clk_src",
+ .parent_data = gcc_parent_data_36,
+ .num_parents = ARRAY_SIZE(gcc_parent_data_36),
+ .ops = &clk_regmap_mux_closest_ops,
+ },
+ },
+};
+
static struct clk_branch gcc_usb3_tert_phy_pipe_clk = {
.halt_reg = 0xa2068,
.halt_check = BRANCH_HALT_SKIP,
@@ -5309,7 +5797,7 @@ static struct clk_branch gcc_usb3_tert_phy_pipe_clk = {
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb3_tert_phy_pipe_clk",
.parent_hws = (const struct clk_hw*[]) {
- &gcc_usb3_tert_phy_pipe_clk_src.clkr.hw,
+ &gcc_usb34_tert_phy_pipe_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -5335,12 +5823,17 @@ static struct clk_branch gcc_usb4_0_cfg_ahb_clk = {
static struct clk_branch gcc_usb4_0_dp0_clk = {
.halt_reg = 0x9f060,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x9f060,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_dp0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_dp0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5348,12 +5841,17 @@ static struct clk_branch gcc_usb4_0_dp0_clk = {
static struct clk_branch gcc_usb4_0_dp1_clk = {
.halt_reg = 0x9f108,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x9f108,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_dp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_dp1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5385,6 +5883,11 @@ static struct clk_branch gcc_usb4_0_phy_p2rr2p_pipe_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_phy_p2rr2p_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_p2rr2p_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5398,6 +5901,11 @@ static struct clk_branch gcc_usb4_0_phy_pcie_pipe_clk = {
.enable_mask = BIT(19),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_phy_pcie_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5405,12 +5913,17 @@ static struct clk_branch gcc_usb4_0_phy_pcie_pipe_clk = {
static struct clk_branch gcc_usb4_0_phy_rx0_clk = {
.halt_reg = 0x9f0b0,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x9f0b0,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_phy_rx0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_rx0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5418,12 +5931,17 @@ static struct clk_branch gcc_usb4_0_phy_rx0_clk = {
static struct clk_branch gcc_usb4_0_phy_rx1_clk = {
.halt_reg = 0x9f0c0,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x9f0c0,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_phy_rx1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_rx1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5439,6 +5957,11 @@ static struct clk_branch gcc_usb4_0_phy_usb_pipe_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_phy_usb_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_prim_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5470,6 +5993,11 @@ static struct clk_branch gcc_usb4_0_sys_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_0_sys_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_0_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5512,12 +6040,17 @@ static struct clk_branch gcc_usb4_1_cfg_ahb_clk = {
static struct clk_branch gcc_usb4_1_dp0_clk = {
.halt_reg = 0x2b060,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x2b060,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_dp0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_dp0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5525,12 +6058,17 @@ static struct clk_branch gcc_usb4_1_dp0_clk = {
static struct clk_branch gcc_usb4_1_dp1_clk = {
.halt_reg = 0x2b108,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x2b108,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_dp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_dp1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5562,6 +6100,11 @@ static struct clk_branch gcc_usb4_1_phy_p2rr2p_pipe_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_phy_p2rr2p_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_p2rr2p_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5575,6 +6118,11 @@ static struct clk_branch gcc_usb4_1_phy_pcie_pipe_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_phy_pcie_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5582,12 +6130,17 @@ static struct clk_branch gcc_usb4_1_phy_pcie_pipe_clk = {
static struct clk_branch gcc_usb4_1_phy_rx0_clk = {
.halt_reg = 0x2b0b0,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x2b0b0,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_phy_rx0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_rx0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5595,12 +6148,17 @@ static struct clk_branch gcc_usb4_1_phy_rx0_clk = {
static struct clk_branch gcc_usb4_1_phy_rx1_clk = {
.halt_reg = 0x2b0c0,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x2b0c0,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_phy_rx1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_rx1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5616,6 +6174,11 @@ static struct clk_branch gcc_usb4_1_phy_usb_pipe_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_phy_usb_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_sec_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5647,6 +6210,11 @@ static struct clk_branch gcc_usb4_1_sys_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_1_sys_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_1_phy_sys_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5689,12 +6257,17 @@ static struct clk_branch gcc_usb4_2_cfg_ahb_clk = {
static struct clk_branch gcc_usb4_2_dp0_clk = {
.halt_reg = 0x11060,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x11060,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_2_dp0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_dp0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5702,12 +6275,17 @@ static struct clk_branch gcc_usb4_2_dp0_clk = {
static struct clk_branch gcc_usb4_2_dp1_clk = {
.halt_reg = 0x11108,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x11108,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_2_dp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_dp1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5739,6 +6317,11 @@ static struct clk_branch gcc_usb4_2_phy_p2rr2p_pipe_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_2_phy_p2rr2p_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_p2rr2p_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5752,6 +6335,11 @@ static struct clk_branch gcc_usb4_2_phy_pcie_pipe_clk = {
.enable_mask = BIT(1),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_2_phy_pcie_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_pcie_pipe_mux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5759,12 +6347,17 @@ static struct clk_branch gcc_usb4_2_phy_pcie_pipe_clk = {
static struct clk_branch gcc_usb4_2_phy_rx0_clk = {
.halt_reg = 0x110b0,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x110b0,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_2_phy_rx0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_rx0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5772,12 +6365,17 @@ static struct clk_branch gcc_usb4_2_phy_rx0_clk = {
static struct clk_branch gcc_usb4_2_phy_rx1_clk = {
.halt_reg = 0x110c0,
- .halt_check = BRANCH_HALT,
+ .halt_check = BRANCH_HALT_SKIP,
.clkr = {
.enable_reg = 0x110c0,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_2_phy_rx1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb4_2_phy_rx1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -5793,6 +6391,11 @@ static struct clk_branch gcc_usb4_2_phy_usb_pipe_clk = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_usb4_2_phy_usb_pipe_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gcc_usb34_tert_phy_pipe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -6483,6 +7086,9 @@ static struct clk_regmap *gcc_x1e80100_clocks[] = {
[GCC_USB30_TERT_MOCK_UTMI_CLK_SRC] = &gcc_usb30_tert_mock_utmi_clk_src.clkr,
[GCC_USB30_TERT_MOCK_UTMI_POSTDIV_CLK_SRC] = &gcc_usb30_tert_mock_utmi_postdiv_clk_src.clkr,
[GCC_USB30_TERT_SLEEP_CLK] = &gcc_usb30_tert_sleep_clk.clkr,
+ [GCC_USB34_PRIM_PHY_PIPE_CLK_SRC] = &gcc_usb34_prim_phy_pipe_clk_src.clkr,
+ [GCC_USB34_SEC_PHY_PIPE_CLK_SRC] = &gcc_usb34_sec_phy_pipe_clk_src.clkr,
+ [GCC_USB34_TERT_PHY_PIPE_CLK_SRC] = &gcc_usb34_tert_phy_pipe_clk_src.clkr,
[GCC_USB3_MP_PHY_AUX_CLK] = &gcc_usb3_mp_phy_aux_clk.clkr,
[GCC_USB3_MP_PHY_AUX_CLK_SRC] = &gcc_usb3_mp_phy_aux_clk_src.clkr,
[GCC_USB3_MP_PHY_COM_AUX_CLK] = &gcc_usb3_mp_phy_com_aux_clk.clkr,
@@ -6508,11 +7114,18 @@ static struct clk_regmap *gcc_x1e80100_clocks[] = {
[GCC_USB4_0_DP1_CLK] = &gcc_usb4_0_dp1_clk.clkr,
[GCC_USB4_0_MASTER_CLK] = &gcc_usb4_0_master_clk.clkr,
[GCC_USB4_0_MASTER_CLK_SRC] = &gcc_usb4_0_master_clk_src.clkr,
+ [GCC_USB4_0_PHY_DP0_CLK_SRC] = &gcc_usb4_0_phy_dp0_clk_src.clkr,
+ [GCC_USB4_0_PHY_DP1_CLK_SRC] = &gcc_usb4_0_phy_dp1_clk_src.clkr,
[GCC_USB4_0_PHY_P2RR2P_PIPE_CLK] = &gcc_usb4_0_phy_p2rr2p_pipe_clk.clkr,
+ [GCC_USB4_0_PHY_P2RR2P_PIPE_CLK_SRC] = &gcc_usb4_0_phy_p2rr2p_pipe_clk_src.clkr,
[GCC_USB4_0_PHY_PCIE_PIPE_CLK] = &gcc_usb4_0_phy_pcie_pipe_clk.clkr,
[GCC_USB4_0_PHY_PCIE_PIPE_CLK_SRC] = &gcc_usb4_0_phy_pcie_pipe_clk_src.clkr,
+ [GCC_USB4_0_PHY_PCIE_PIPE_MUX_CLK_SRC] = &gcc_usb4_0_phy_pcie_pipe_mux_clk_src.clkr,
[GCC_USB4_0_PHY_RX0_CLK] = &gcc_usb4_0_phy_rx0_clk.clkr,
+ [GCC_USB4_0_PHY_RX0_CLK_SRC] = &gcc_usb4_0_phy_rx0_clk_src.clkr,
[GCC_USB4_0_PHY_RX1_CLK] = &gcc_usb4_0_phy_rx1_clk.clkr,
+ [GCC_USB4_0_PHY_RX1_CLK_SRC] = &gcc_usb4_0_phy_rx1_clk_src.clkr,
+ [GCC_USB4_0_PHY_SYS_CLK_SRC] = &gcc_usb4_0_phy_sys_clk_src.clkr,
[GCC_USB4_0_PHY_USB_PIPE_CLK] = &gcc_usb4_0_phy_usb_pipe_clk.clkr,
[GCC_USB4_0_SB_IF_CLK] = &gcc_usb4_0_sb_if_clk.clkr,
[GCC_USB4_0_SB_IF_CLK_SRC] = &gcc_usb4_0_sb_if_clk_src.clkr,
@@ -6524,11 +7137,18 @@ static struct clk_regmap *gcc_x1e80100_clocks[] = {
[GCC_USB4_1_DP1_CLK] = &gcc_usb4_1_dp1_clk.clkr,
[GCC_USB4_1_MASTER_CLK] = &gcc_usb4_1_master_clk.clkr,
[GCC_USB4_1_MASTER_CLK_SRC] = &gcc_usb4_1_master_clk_src.clkr,
+ [GCC_USB4_1_PHY_DP0_CLK_SRC] = &gcc_usb4_1_phy_dp0_clk_src.clkr,
+ [GCC_USB4_1_PHY_DP1_CLK_SRC] = &gcc_usb4_1_phy_dp1_clk_src.clkr,
[GCC_USB4_1_PHY_P2RR2P_PIPE_CLK] = &gcc_usb4_1_phy_p2rr2p_pipe_clk.clkr,
+ [GCC_USB4_1_PHY_P2RR2P_PIPE_CLK_SRC] = &gcc_usb4_1_phy_p2rr2p_pipe_clk_src.clkr,
[GCC_USB4_1_PHY_PCIE_PIPE_CLK] = &gcc_usb4_1_phy_pcie_pipe_clk.clkr,
[GCC_USB4_1_PHY_PCIE_PIPE_CLK_SRC] = &gcc_usb4_1_phy_pcie_pipe_clk_src.clkr,
+ [GCC_USB4_1_PHY_PCIE_PIPE_MUX_CLK_SRC] = &gcc_usb4_1_phy_pcie_pipe_mux_clk_src.clkr,
[GCC_USB4_1_PHY_RX0_CLK] = &gcc_usb4_1_phy_rx0_clk.clkr,
+ [GCC_USB4_1_PHY_RX0_CLK_SRC] = &gcc_usb4_1_phy_rx0_clk_src.clkr,
[GCC_USB4_1_PHY_RX1_CLK] = &gcc_usb4_1_phy_rx1_clk.clkr,
+ [GCC_USB4_1_PHY_RX1_CLK_SRC] = &gcc_usb4_1_phy_rx1_clk_src.clkr,
+ [GCC_USB4_1_PHY_SYS_CLK_SRC] = &gcc_usb4_1_phy_sys_clk_src.clkr,
[GCC_USB4_1_PHY_USB_PIPE_CLK] = &gcc_usb4_1_phy_usb_pipe_clk.clkr,
[GCC_USB4_1_SB_IF_CLK] = &gcc_usb4_1_sb_if_clk.clkr,
[GCC_USB4_1_SB_IF_CLK_SRC] = &gcc_usb4_1_sb_if_clk_src.clkr,
@@ -6540,11 +7160,18 @@ static struct clk_regmap *gcc_x1e80100_clocks[] = {
[GCC_USB4_2_DP1_CLK] = &gcc_usb4_2_dp1_clk.clkr,
[GCC_USB4_2_MASTER_CLK] = &gcc_usb4_2_master_clk.clkr,
[GCC_USB4_2_MASTER_CLK_SRC] = &gcc_usb4_2_master_clk_src.clkr,
+ [GCC_USB4_2_PHY_DP0_CLK_SRC] = &gcc_usb4_2_phy_dp0_clk_src.clkr,
+ [GCC_USB4_2_PHY_DP1_CLK_SRC] = &gcc_usb4_2_phy_dp1_clk_src.clkr,
[GCC_USB4_2_PHY_P2RR2P_PIPE_CLK] = &gcc_usb4_2_phy_p2rr2p_pipe_clk.clkr,
+ [GCC_USB4_2_PHY_P2RR2P_PIPE_CLK_SRC] = &gcc_usb4_2_phy_p2rr2p_pipe_clk_src.clkr,
[GCC_USB4_2_PHY_PCIE_PIPE_CLK] = &gcc_usb4_2_phy_pcie_pipe_clk.clkr,
[GCC_USB4_2_PHY_PCIE_PIPE_CLK_SRC] = &gcc_usb4_2_phy_pcie_pipe_clk_src.clkr,
+ [GCC_USB4_2_PHY_PCIE_PIPE_MUX_CLK_SRC] = &gcc_usb4_2_phy_pcie_pipe_mux_clk_src.clkr,
[GCC_USB4_2_PHY_RX0_CLK] = &gcc_usb4_2_phy_rx0_clk.clkr,
+ [GCC_USB4_2_PHY_RX0_CLK_SRC] = &gcc_usb4_2_phy_rx0_clk_src.clkr,
[GCC_USB4_2_PHY_RX1_CLK] = &gcc_usb4_2_phy_rx1_clk.clkr,
+ [GCC_USB4_2_PHY_RX1_CLK_SRC] = &gcc_usb4_2_phy_rx1_clk_src.clkr,
+ [GCC_USB4_2_PHY_SYS_CLK_SRC] = &gcc_usb4_2_phy_sys_clk_src.clkr,
[GCC_USB4_2_PHY_USB_PIPE_CLK] = &gcc_usb4_2_phy_usb_pipe_clk.clkr,
[GCC_USB4_2_SB_IF_CLK] = &gcc_usb4_2_sb_if_clk.clkr,
[GCC_USB4_2_SB_IF_CLK_SRC] = &gcc_usb4_2_sb_if_clk_src.clkr,
@@ -6660,16 +7287,52 @@ static const struct qcom_reset_map gcc_x1e80100_resets[] = {
[GCC_USB3_UNIPHY_MP0_BCR] = { 0x19000 },
[GCC_USB3_UNIPHY_MP1_BCR] = { 0x54000 },
[GCC_USB3PHY_PHY_PRIM_BCR] = { 0x50004 },
+ [GCC_USB4PHY_PHY_PRIM_BCR] = { 0x5000c },
[GCC_USB3PHY_PHY_SEC_BCR] = { 0x2a004 },
+ [GCC_USB4PHY_PHY_SEC_BCR] = { 0x2a00c },
[GCC_USB3PHY_PHY_TERT_BCR] = { 0xa3004 },
+ [GCC_USB4PHY_PHY_TERT_BCR] = { 0xa300c },
[GCC_USB3UNIPHY_PHY_MP0_BCR] = { 0x19004 },
[GCC_USB3UNIPHY_PHY_MP1_BCR] = { 0x54004 },
[GCC_USB4_0_BCR] = { 0x9f000 },
[GCC_USB4_0_DP0_PHY_PRIM_BCR] = { 0x50010 },
- [GCC_USB4_1_DP0_PHY_SEC_BCR] = { 0x2a010 },
- [GCC_USB4_2_DP0_PHY_TERT_BCR] = { 0xa3010 },
+ [GCC_USB4_0_MISC_USB4_SYS_BCR] = { .reg = 0xad0f8, .bit = 0 },
+ [GCC_USB4_0_MISC_RX_CLK_0_BCR] = { .reg = 0xad0f8, .bit = 1 },
+ [GCC_USB4_0_MISC_RX_CLK_1_BCR] = { .reg = 0xad0f8, .bit = 2 },
+ [GCC_USB4_0_MISC_USB_PIPE_BCR] = { .reg = 0xad0f8, .bit = 3 },
+ [GCC_USB4_0_MISC_PCIE_PIPE_BCR] = { .reg = 0xad0f8, .bit = 4 },
+ [GCC_USB4_0_MISC_TMU_BCR] = { .reg = 0xad0f8, .bit = 5 },
+ [GCC_USB4_0_MISC_SB_IF_BCR] = { .reg = 0xad0f8, .bit = 6 },
+ [GCC_USB4_0_MISC_HIA_MSTR_BCR] = { .reg = 0xad0f8, .bit = 7 },
+ [GCC_USB4_0_MISC_AHB_BCR] = { .reg = 0xad0f8, .bit = 8 },
+ [GCC_USB4_0_MISC_DP0_MAX_PCLK_BCR] = { .reg = 0xad0f8, .bit = 9 },
+ [GCC_USB4_0_MISC_DP1_MAX_PCLK_BCR] = { .reg = 0xad0f8, .bit = 10 },
[GCC_USB4_1_BCR] = { 0x2b000 },
+ [GCC_USB4_1_DP0_PHY_SEC_BCR] = { 0x2a010 },
+ [GCC_USB4_1_MISC_USB4_SYS_BCR] = { .reg = 0xae0f8, .bit = 0 },
+ [GCC_USB4_1_MISC_RX_CLK_0_BCR] = { .reg = 0xae0f8, .bit = 1 },
+ [GCC_USB4_1_MISC_RX_CLK_1_BCR] = { .reg = 0xae0f8, .bit = 2 },
+ [GCC_USB4_1_MISC_USB_PIPE_BCR] = { .reg = 0xae0f8, .bit = 3 },
+ [GCC_USB4_1_MISC_PCIE_PIPE_BCR] = { .reg = 0xae0f8, .bit = 4 },
+ [GCC_USB4_1_MISC_TMU_BCR] = { .reg = 0xae0f8, .bit = 5 },
+ [GCC_USB4_1_MISC_SB_IF_BCR] = { .reg = 0xae0f8, .bit = 6 },
+ [GCC_USB4_1_MISC_HIA_MSTR_BCR] = { .reg = 0xae0f8, .bit = 7 },
+ [GCC_USB4_1_MISC_AHB_BCR] = { .reg = 0xae0f8, .bit = 8 },
+ [GCC_USB4_1_MISC_DP0_MAX_PCLK_BCR] = { .reg = 0xae0f8, .bit = 9 },
+ [GCC_USB4_1_MISC_DP1_MAX_PCLK_BCR] = { .reg = 0xae0f8, .bit = 10 },
[GCC_USB4_2_BCR] = { 0x11000 },
+ [GCC_USB4_2_DP0_PHY_TERT_BCR] = { 0xa3010 },
+ [GCC_USB4_2_MISC_USB4_SYS_BCR] = { .reg = 0xaf0f8, .bit = 0 },
+ [GCC_USB4_2_MISC_RX_CLK_0_BCR] = { .reg = 0xaf0f8, .bit = 1 },
+ [GCC_USB4_2_MISC_RX_CLK_1_BCR] = { .reg = 0xaf0f8, .bit = 2 },
+ [GCC_USB4_2_MISC_USB_PIPE_BCR] = { .reg = 0xaf0f8, .bit = 3 },
+ [GCC_USB4_2_MISC_PCIE_PIPE_BCR] = { .reg = 0xaf0f8, .bit = 4 },
+ [GCC_USB4_2_MISC_TMU_BCR] = { .reg = 0xaf0f8, .bit = 5 },
+ [GCC_USB4_2_MISC_SB_IF_BCR] = { .reg = 0xaf0f8, .bit = 6 },
+ [GCC_USB4_2_MISC_HIA_MSTR_BCR] = { .reg = 0xaf0f8, .bit = 7 },
+ [GCC_USB4_2_MISC_AHB_BCR] = { .reg = 0xaf0f8, .bit = 8 },
+ [GCC_USB4_2_MISC_DP0_MAX_PCLK_BCR] = { .reg = 0xaf0f8, .bit = 9 },
+ [GCC_USB4_2_MISC_DP1_MAX_PCLK_BCR] = { .reg = 0xaf0f8, .bit = 10 },
[GCC_USB_0_PHY_BCR] = { 0x50020 },
[GCC_USB_1_PHY_BCR] = { 0x2a020 },
[GCC_USB_2_PHY_BCR] = { 0xa3020 },
diff --git a/drivers/clk/qcom/gpucc-sa8775p.c b/drivers/clk/qcom/gpucc-sa8775p.c
index 78cad622cb5a..25dcc5912f99 100644
--- a/drivers/clk/qcom/gpucc-sa8775p.c
+++ b/drivers/clk/qcom/gpucc-sa8775p.c
@@ -365,7 +365,7 @@ static struct clk_branch gpu_cc_cx_gmu_clk = {
&gpu_cc_gmu_clk_src.clkr.hw,
},
.num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_aon_ops,
},
},
@@ -414,7 +414,7 @@ static struct clk_branch gpu_cc_cxo_clk = {
&gpu_cc_xo_clk_src.clkr.hw,
},
.num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
@@ -499,7 +499,7 @@ static struct clk_branch gpu_cc_hub_cx_int_clk = {
&gpu_cc_hub_cx_int_div_clk_src.clkr.hw,
},
.num_parents = 1,
- .flags = CLK_SET_RATE_PARENT,
+ .flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_aon_ops,
},
},
diff --git a/drivers/clk/qcom/gpucc-sc7180.c b/drivers/clk/qcom/gpucc-sc7180.c
index a7bf44544b95..97287488e05a 100644
--- a/drivers/clk/qcom/gpucc-sc7180.c
+++ b/drivers/clk/qcom/gpucc-sc7180.c
@@ -42,7 +42,7 @@ static struct clk_alpha_pll gpu_cc_pll1 = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gpu_cc_pll1",
- .parent_data = &(const struct clk_parent_data){
+ .parent_data = &(const struct clk_parent_data){
.fw_name = "bi_tcxo",
},
.num_parents = 1,
diff --git a/drivers/clk/qcom/gpucc-sm6350.c b/drivers/clk/qcom/gpucc-sm6350.c
index ee89c42413f8..efbee1518dd3 100644
--- a/drivers/clk/qcom/gpucc-sm6350.c
+++ b/drivers/clk/qcom/gpucc-sm6350.c
@@ -67,7 +67,7 @@ static struct clk_alpha_pll gpu_cc_pll0 = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gpu_cc_pll0",
- .parent_data = &(const struct clk_parent_data){
+ .parent_data = &(const struct clk_parent_data){
.index = DT_BI_TCXO,
.fw_name = "bi_tcxo",
},
@@ -111,7 +111,7 @@ static struct clk_alpha_pll gpu_cc_pll1 = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gpu_cc_pll1",
- .parent_data = &(const struct clk_parent_data){
+ .parent_data = &(const struct clk_parent_data){
.index = DT_BI_TCXO,
.fw_name = "bi_tcxo",
},
diff --git a/drivers/clk/qcom/gpucc-sm8150.c b/drivers/clk/qcom/gpucc-sm8150.c
index 7ce91208c0bc..5701031c17f3 100644
--- a/drivers/clk/qcom/gpucc-sm8150.c
+++ b/drivers/clk/qcom/gpucc-sm8150.c
@@ -53,7 +53,7 @@ static struct clk_alpha_pll gpu_cc_pll1 = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gpu_cc_pll1",
- .parent_data = &(const struct clk_parent_data){
+ .parent_data = &(const struct clk_parent_data){
.fw_name = "bi_tcxo",
},
.num_parents = 1,
diff --git a/drivers/clk/qcom/gpucc-sm8250.c b/drivers/clk/qcom/gpucc-sm8250.c
index ca0a1681d352..eee3208640cd 100644
--- a/drivers/clk/qcom/gpucc-sm8250.c
+++ b/drivers/clk/qcom/gpucc-sm8250.c
@@ -56,7 +56,7 @@ static struct clk_alpha_pll gpu_cc_pll1 = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gpu_cc_pll1",
- .parent_data = &(const struct clk_parent_data){
+ .parent_data = &(const struct clk_parent_data){
.fw_name = "bi_tcxo",
},
.num_parents = 1,
diff --git a/drivers/clk/qcom/hfpll.c b/drivers/clk/qcom/hfpll.c
index b0b0cb074b4a..385964196185 100644
--- a/drivers/clk/qcom/hfpll.c
+++ b/drivers/clk/qcom/hfpll.c
@@ -99,7 +99,6 @@ static const struct regmap_config hfpll_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x30,
- .fast_io = true,
};
static int qcom_hfpll_probe(struct platform_device *pdev)
diff --git a/drivers/clk/qcom/ipq-cmn-pll.c b/drivers/clk/qcom/ipq-cmn-pll.c
index b3d7169c63e5..dafbf5732048 100644
--- a/drivers/clk/qcom/ipq-cmn-pll.c
+++ b/drivers/clk/qcom/ipq-cmn-pll.c
@@ -108,7 +108,6 @@ static const struct regmap_config ipq_cmn_pll_regmap_config = {
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x7fc,
- .fast_io = true,
};
static const struct cmn_pll_fixed_output_clk ipq5018_output_clks[] = {
diff --git a/drivers/clk/qcom/lpassaudiocc-sc7280.c b/drivers/clk/qcom/lpassaudiocc-sc7280.c
index 3ff123bffa11..7e2172969289 100644
--- a/drivers/clk/qcom/lpassaudiocc-sc7280.c
+++ b/drivers/clk/qcom/lpassaudiocc-sc7280.c
@@ -709,8 +709,8 @@ static const struct qcom_cc_desc lpass_audio_cc_sc7280_desc = {
};
static const struct qcom_reset_map lpass_audio_cc_sc7280_resets[] = {
- [LPASS_AUDIO_SWR_RX_CGCR] = { 0xa0, 1 },
- [LPASS_AUDIO_SWR_TX_CGCR] = { 0xa8, 1 },
+ [LPASS_AUDIO_SWR_RX_CGCR] = { 0xa0, 1 },
+ [LPASS_AUDIO_SWR_TX_CGCR] = { 0xa8, 1 },
[LPASS_AUDIO_SWR_WSA_CGCR] = { 0xb0, 1 },
};
diff --git a/drivers/clk/qcom/lpasscc-sc8280xp.c b/drivers/clk/qcom/lpasscc-sc8280xp.c
index 9fd9498d7dc8..ff839788c40e 100644
--- a/drivers/clk/qcom/lpasscc-sc8280xp.c
+++ b/drivers/clk/qcom/lpasscc-sc8280xp.c
@@ -18,9 +18,9 @@
#include "reset.h"
static const struct qcom_reset_map lpass_audiocc_sc8280xp_resets[] = {
- [LPASS_AUDIO_SWR_RX_CGCR] = { 0xa0, 1 },
+ [LPASS_AUDIO_SWR_RX_CGCR] = { 0xa0, 1 },
[LPASS_AUDIO_SWR_WSA_CGCR] = { 0xb0, 1 },
- [LPASS_AUDIO_SWR_WSA2_CGCR] = { 0xd8, 1 },
+ [LPASS_AUDIO_SWR_WSA2_CGCR] = { 0xd8, 1 },
};
static const struct regmap_config lpass_audiocc_sc8280xp_regmap_config = {
diff --git a/drivers/clk/qcom/lpasscc-sm6115.c b/drivers/clk/qcom/lpasscc-sm6115.c
index 8ffdab71b948..ac6d219233b4 100644
--- a/drivers/clk/qcom/lpasscc-sm6115.c
+++ b/drivers/clk/qcom/lpasscc-sm6115.c
@@ -17,7 +17,7 @@
#include "reset.h"
static const struct qcom_reset_map lpass_audiocc_sm6115_resets[] = {
- [LPASS_AUDIO_SWR_RX_CGCR] = { .reg = 0x98, .bit = 1, .udelay = 500 },
+ [LPASS_AUDIO_SWR_RX_CGCR] = { .reg = 0x98, .bit = 1, .udelay = 500 },
};
static struct regmap_config lpass_audiocc_sm6115_regmap_config = {
diff --git a/drivers/clk/qcom/lpasscorecc-sc7180.c b/drivers/clk/qcom/lpasscorecc-sc7180.c
index 5937b071533b..5174bd3dcdc5 100644
--- a/drivers/clk/qcom/lpasscorecc-sc7180.c
+++ b/drivers/clk/qcom/lpasscorecc-sc7180.c
@@ -42,7 +42,7 @@ static const struct alpha_pll_config lpass_lpaaudio_dig_pll_config = {
};
static const u8 clk_alpha_pll_regs_offset[][PLL_OFF_MAX_REGS] = {
- [CLK_ALPHA_PLL_TYPE_FABIA] = {
+ [CLK_ALPHA_PLL_TYPE_FABIA] = {
[PLL_OFF_L_VAL] = 0x04,
[PLL_OFF_CAL_L_VAL] = 0x8,
[PLL_OFF_USER_CTL] = 0x0c,
diff --git a/drivers/clk/qcom/mmcc-sdm660.c b/drivers/clk/qcom/mmcc-sdm660.c
index e69fc65b13da..dbd3f561dc6d 100644
--- a/drivers/clk/qcom/mmcc-sdm660.c
+++ b/drivers/clk/qcom/mmcc-sdm660.c
@@ -74,7 +74,7 @@ static struct clk_alpha_pll mmpll0 = {
},
};
-static struct clk_alpha_pll mmpll6 = {
+static struct clk_alpha_pll mmpll6 = {
.offset = 0xf0,
.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT],
.clkr = {
@@ -2781,6 +2781,7 @@ static struct gdsc *mmcc_sdm660_gdscs[] = {
};
static const struct qcom_reset_map mmcc_660_resets[] = {
+ [MDSS_BCR] = { 0x2300 },
[CAMSS_MICRO_BCR] = { 0x3490 },
};
diff --git a/drivers/clk/qcom/nsscc-ipq5424.c b/drivers/clk/qcom/nsscc-ipq5424.c
new file mode 100644
index 000000000000..5893c7146180
--- /dev/null
+++ b/drivers/clk/qcom/nsscc-ipq5424.c
@@ -0,0 +1,1340 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/err.h>
+#include <linux/interconnect-provider.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/pm_clock.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/clock/qcom,ipq5424-nsscc.h>
+#include <dt-bindings/interconnect/qcom,ipq5424.h>
+#include <dt-bindings/reset/qcom,ipq5424-nsscc.h>
+
+#include "clk-branch.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "clk-regmap-divider.h"
+#include "common.h"
+#include "reset.h"
+
+/* Need to match the order of clocks in DT binding */
+enum {
+ DT_CMN_PLL_XO_CLK,
+ DT_CMN_PLL_NSS_300M_CLK,
+ DT_CMN_PLL_NSS_375M_CLK,
+ DT_GCC_GPLL0_OUT_AUX,
+ DT_UNIPHY0_NSS_RX_CLK,
+ DT_UNIPHY0_NSS_TX_CLK,
+ DT_UNIPHY1_NSS_RX_CLK,
+ DT_UNIPHY1_NSS_TX_CLK,
+ DT_UNIPHY2_NSS_RX_CLK,
+ DT_UNIPHY2_NSS_TX_CLK,
+};
+
+enum {
+ P_CMN_PLL_XO_CLK,
+ P_CMN_PLL_NSS_300M_CLK,
+ P_CMN_PLL_NSS_375M_CLK,
+ P_GCC_GPLL0_OUT_AUX,
+ P_UNIPHY0_NSS_RX_CLK,
+ P_UNIPHY0_NSS_TX_CLK,
+ P_UNIPHY1_NSS_RX_CLK,
+ P_UNIPHY1_NSS_TX_CLK,
+ P_UNIPHY2_NSS_RX_CLK,
+ P_UNIPHY2_NSS_TX_CLK,
+};
+
+static const struct parent_map nss_cc_parent_map_0[] = {
+ { P_CMN_PLL_XO_CLK, 0 },
+ { P_GCC_GPLL0_OUT_AUX, 2 },
+ { P_CMN_PLL_NSS_300M_CLK, 5 },
+ { P_CMN_PLL_NSS_375M_CLK, 6 },
+};
+
+static const struct clk_parent_data nss_cc_parent_data_0[] = {
+ { .index = DT_CMN_PLL_XO_CLK },
+ { .index = DT_GCC_GPLL0_OUT_AUX },
+ { .index = DT_CMN_PLL_NSS_300M_CLK },
+ { .index = DT_CMN_PLL_NSS_375M_CLK },
+};
+
+static const struct parent_map nss_cc_parent_map_1[] = {
+ { P_CMN_PLL_XO_CLK, 0 },
+ { P_GCC_GPLL0_OUT_AUX, 2 },
+ { P_UNIPHY0_NSS_RX_CLK, 3 },
+ { P_UNIPHY0_NSS_TX_CLK, 4 },
+ { P_CMN_PLL_NSS_300M_CLK, 5 },
+ { P_CMN_PLL_NSS_375M_CLK, 6 },
+};
+
+static const struct clk_parent_data nss_cc_parent_data_1[] = {
+ { .index = DT_CMN_PLL_XO_CLK },
+ { .index = DT_GCC_GPLL0_OUT_AUX },
+ { .index = DT_UNIPHY0_NSS_RX_CLK },
+ { .index = DT_UNIPHY0_NSS_TX_CLK },
+ { .index = DT_CMN_PLL_NSS_300M_CLK },
+ { .index = DT_CMN_PLL_NSS_375M_CLK },
+};
+
+static const struct parent_map nss_cc_parent_map_2[] = {
+ { P_CMN_PLL_XO_CLK, 0 },
+ { P_GCC_GPLL0_OUT_AUX, 2 },
+ { P_UNIPHY1_NSS_RX_CLK, 3 },
+ { P_UNIPHY1_NSS_TX_CLK, 4 },
+ { P_CMN_PLL_NSS_300M_CLK, 5 },
+ { P_CMN_PLL_NSS_375M_CLK, 6 },
+};
+
+static const struct clk_parent_data nss_cc_parent_data_2[] = {
+ { .index = DT_CMN_PLL_XO_CLK },
+ { .index = DT_GCC_GPLL0_OUT_AUX },
+ { .index = DT_UNIPHY1_NSS_RX_CLK },
+ { .index = DT_UNIPHY1_NSS_TX_CLK },
+ { .index = DT_CMN_PLL_NSS_300M_CLK },
+ { .index = DT_CMN_PLL_NSS_375M_CLK },
+};
+
+static const struct parent_map nss_cc_parent_map_3[] = {
+ { P_CMN_PLL_XO_CLK, 0 },
+ { P_GCC_GPLL0_OUT_AUX, 2 },
+ { P_UNIPHY2_NSS_RX_CLK, 3 },
+ { P_UNIPHY2_NSS_TX_CLK, 4 },
+ { P_CMN_PLL_NSS_300M_CLK, 5 },
+ { P_CMN_PLL_NSS_375M_CLK, 6 },
+};
+
+static const struct clk_parent_data nss_cc_parent_data_3[] = {
+ { .index = DT_CMN_PLL_XO_CLK },
+ { .index = DT_GCC_GPLL0_OUT_AUX },
+ { .index = DT_UNIPHY2_NSS_RX_CLK },
+ { .index = DT_UNIPHY2_NSS_TX_CLK },
+ { .index = DT_CMN_PLL_NSS_300M_CLK },
+ { .index = DT_CMN_PLL_NSS_375M_CLK },
+};
+
+static const struct freq_tbl ftbl_nss_cc_ce_clk_src[] = {
+ F(24000000, P_CMN_PLL_XO_CLK, 1, 0, 0),
+ F(375000000, P_CMN_PLL_NSS_375M_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_ce_clk_src = {
+ .cmd_rcgr = 0x5e0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_0,
+ .freq_tbl = ftbl_nss_cc_ce_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ce_clk_src",
+ .parent_data = nss_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_nss_cc_cfg_clk_src[] = {
+ F(100000000, P_GCC_GPLL0_OUT_AUX, 8, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_cfg_clk_src = {
+ .cmd_rcgr = 0x6a8,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_0,
+ .freq_tbl = ftbl_nss_cc_cfg_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_cfg_clk_src",
+ .parent_data = nss_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_nss_cc_eip_bfdcd_clk_src[] = {
+ F(300000000, P_CMN_PLL_NSS_300M_CLK, 1, 0, 0),
+ F(375000000, P_CMN_PLL_NSS_375M_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_eip_bfdcd_clk_src = {
+ .cmd_rcgr = 0x644,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_0,
+ .freq_tbl = ftbl_nss_cc_eip_bfdcd_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_eip_bfdcd_clk_src",
+ .parent_data = nss_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static const struct freq_conf ftbl_nss_cc_port1_rx_clk_src_25[] = {
+ C(P_UNIPHY0_NSS_RX_CLK, 12.5, 0, 0),
+ C(P_UNIPHY0_NSS_RX_CLK, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_cc_port1_rx_clk_src_125[] = {
+ C(P_UNIPHY0_NSS_RX_CLK, 2.5, 0, 0),
+ C(P_UNIPHY0_NSS_RX_CLK, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_cc_port1_rx_clk_src[] = {
+ FMS(24000000, P_CMN_PLL_XO_CLK, 1, 0, 0),
+ FM(25000000, ftbl_nss_cc_port1_rx_clk_src_25),
+ FMS(78125000, P_UNIPHY0_NSS_RX_CLK, 4, 0, 0),
+ FM(125000000, ftbl_nss_cc_port1_rx_clk_src_125),
+ FMS(156250000, P_UNIPHY0_NSS_RX_CLK, 2, 0, 0),
+ FMS(312500000, P_UNIPHY0_NSS_RX_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_port1_rx_clk_src = {
+ .cmd_rcgr = 0x4b4,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_1,
+ .freq_multi_tbl = ftbl_nss_cc_port1_rx_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port1_rx_clk_src",
+ .parent_data = nss_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_1),
+ .ops = &clk_rcg2_fm_ops,
+ },
+};
+
+static const struct freq_conf ftbl_nss_cc_port1_tx_clk_src_25[] = {
+ C(P_UNIPHY0_NSS_TX_CLK, 12.5, 0, 0),
+ C(P_UNIPHY0_NSS_TX_CLK, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_cc_port1_tx_clk_src_125[] = {
+ C(P_UNIPHY0_NSS_TX_CLK, 2.5, 0, 0),
+ C(P_UNIPHY0_NSS_TX_CLK, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_cc_port1_tx_clk_src[] = {
+ FMS(24000000, P_CMN_PLL_XO_CLK, 1, 0, 0),
+ FM(25000000, ftbl_nss_cc_port1_tx_clk_src_25),
+ FMS(78125000, P_UNIPHY0_NSS_TX_CLK, 4, 0, 0),
+ FM(125000000, ftbl_nss_cc_port1_tx_clk_src_125),
+ FMS(156250000, P_UNIPHY0_NSS_TX_CLK, 2, 0, 0),
+ FMS(312500000, P_UNIPHY0_NSS_TX_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_port1_tx_clk_src = {
+ .cmd_rcgr = 0x4c0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_1,
+ .freq_multi_tbl = ftbl_nss_cc_port1_tx_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port1_tx_clk_src",
+ .parent_data = nss_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_1),
+ .ops = &clk_rcg2_fm_ops,
+ },
+};
+
+static const struct freq_conf ftbl_nss_cc_port2_rx_clk_src_25[] = {
+ C(P_UNIPHY1_NSS_RX_CLK, 12.5, 0, 0),
+ C(P_UNIPHY1_NSS_RX_CLK, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_cc_port2_rx_clk_src_125[] = {
+ C(P_UNIPHY1_NSS_RX_CLK, 2.5, 0, 0),
+ C(P_UNIPHY1_NSS_RX_CLK, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_cc_port2_rx_clk_src[] = {
+ FMS(24000000, P_CMN_PLL_XO_CLK, 1, 0, 0),
+ FM(25000000, ftbl_nss_cc_port2_rx_clk_src_25),
+ FMS(78125000, P_UNIPHY1_NSS_RX_CLK, 4, 0, 0),
+ FM(125000000, ftbl_nss_cc_port2_rx_clk_src_125),
+ FMS(156250000, P_UNIPHY1_NSS_RX_CLK, 2, 0, 0),
+ FMS(312500000, P_UNIPHY1_NSS_RX_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_port2_rx_clk_src = {
+ .cmd_rcgr = 0x4cc,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_2,
+ .freq_multi_tbl = ftbl_nss_cc_port2_rx_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port2_rx_clk_src",
+ .parent_data = nss_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_2),
+ .ops = &clk_rcg2_fm_ops,
+ },
+};
+
+static const struct freq_conf ftbl_nss_cc_port2_tx_clk_src_25[] = {
+ C(P_UNIPHY1_NSS_TX_CLK, 12.5, 0, 0),
+ C(P_UNIPHY1_NSS_TX_CLK, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_cc_port2_tx_clk_src_125[] = {
+ C(P_UNIPHY1_NSS_TX_CLK, 2.5, 0, 0),
+ C(P_UNIPHY1_NSS_TX_CLK, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_cc_port2_tx_clk_src[] = {
+ FMS(24000000, P_CMN_PLL_XO_CLK, 1, 0, 0),
+ FM(25000000, ftbl_nss_cc_port2_tx_clk_src_25),
+ FMS(78125000, P_UNIPHY1_NSS_TX_CLK, 4, 0, 0),
+ FM(125000000, ftbl_nss_cc_port2_tx_clk_src_125),
+ FMS(156250000, P_UNIPHY1_NSS_TX_CLK, 2, 0, 0),
+ FMS(312500000, P_UNIPHY1_NSS_TX_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_port2_tx_clk_src = {
+ .cmd_rcgr = 0x4d8,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_2,
+ .freq_multi_tbl = ftbl_nss_cc_port2_tx_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port2_tx_clk_src",
+ .parent_data = nss_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_2),
+ .ops = &clk_rcg2_fm_ops,
+ },
+};
+
+static const struct freq_conf ftbl_nss_cc_port3_rx_clk_src_25[] = {
+ C(P_UNIPHY2_NSS_RX_CLK, 12.5, 0, 0),
+ C(P_UNIPHY2_NSS_RX_CLK, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_cc_port3_rx_clk_src_125[] = {
+ C(P_UNIPHY2_NSS_RX_CLK, 2.5, 0, 0),
+ C(P_UNIPHY2_NSS_RX_CLK, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_cc_port3_rx_clk_src[] = {
+ FMS(24000000, P_CMN_PLL_XO_CLK, 1, 0, 0),
+ FM(25000000, ftbl_nss_cc_port3_rx_clk_src_25),
+ FMS(78125000, P_UNIPHY2_NSS_RX_CLK, 4, 0, 0),
+ FM(125000000, ftbl_nss_cc_port3_rx_clk_src_125),
+ FMS(156250000, P_UNIPHY2_NSS_RX_CLK, 2, 0, 0),
+ FMS(312500000, P_UNIPHY2_NSS_RX_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_port3_rx_clk_src = {
+ .cmd_rcgr = 0x4e4,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_3,
+ .freq_multi_tbl = ftbl_nss_cc_port3_rx_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port3_rx_clk_src",
+ .parent_data = nss_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_3),
+ .ops = &clk_rcg2_fm_ops,
+ },
+};
+
+static const struct freq_conf ftbl_nss_cc_port3_tx_clk_src_25[] = {
+ C(P_UNIPHY2_NSS_TX_CLK, 12.5, 0, 0),
+ C(P_UNIPHY2_NSS_TX_CLK, 5, 0, 0),
+};
+
+static const struct freq_conf ftbl_nss_cc_port3_tx_clk_src_125[] = {
+ C(P_UNIPHY2_NSS_TX_CLK, 2.5, 0, 0),
+ C(P_UNIPHY2_NSS_TX_CLK, 1, 0, 0),
+};
+
+static const struct freq_multi_tbl ftbl_nss_cc_port3_tx_clk_src[] = {
+ FMS(24000000, P_CMN_PLL_XO_CLK, 1, 0, 0),
+ FM(25000000, ftbl_nss_cc_port3_tx_clk_src_25),
+ FMS(78125000, P_UNIPHY2_NSS_TX_CLK, 4, 0, 0),
+ FM(125000000, ftbl_nss_cc_port3_tx_clk_src_125),
+ FMS(156250000, P_UNIPHY2_NSS_TX_CLK, 2, 0, 0),
+ FMS(312500000, P_UNIPHY2_NSS_TX_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 nss_cc_port3_tx_clk_src = {
+ .cmd_rcgr = 0x4f0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_3,
+ .freq_multi_tbl = ftbl_nss_cc_port3_tx_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port3_tx_clk_src",
+ .parent_data = nss_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_3),
+ .ops = &clk_rcg2_fm_ops,
+ },
+};
+
+static struct clk_rcg2 nss_cc_ppe_clk_src = {
+ .cmd_rcgr = 0x3ec,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = nss_cc_parent_map_0,
+ .freq_tbl = ftbl_nss_cc_ce_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ppe_clk_src",
+ .parent_data = nss_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(nss_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_port1_rx_div_clk_src = {
+ .reg = 0x4bc,
+ .shift = 0,
+ .width = 9,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_port1_rx_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port1_rx_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_port1_tx_div_clk_src = {
+ .reg = 0x4c8,
+ .shift = 0,
+ .width = 9,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_port1_tx_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port1_tx_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_port2_rx_div_clk_src = {
+ .reg = 0x4d4,
+ .shift = 0,
+ .width = 9,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_port2_rx_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port2_rx_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_port2_tx_div_clk_src = {
+ .reg = 0x4e0,
+ .shift = 0,
+ .width = 9,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_port2_tx_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port2_tx_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_port3_rx_div_clk_src = {
+ .reg = 0x4ec,
+ .shift = 0,
+ .width = 9,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_port3_rx_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port3_rx_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_port3_tx_div_clk_src = {
+ .reg = 0x4f8,
+ .shift = 0,
+ .width = 9,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_port3_tx_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port3_tx_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_xgmac0_ptp_ref_div_clk_src = {
+ .reg = 0x3f4,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_xgmac0_ptp_ref_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_xgmac1_ptp_ref_div_clk_src = {
+ .reg = 0x3f8,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_xgmac1_ptp_ref_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div nss_cc_xgmac2_ptp_ref_div_clk_src = {
+ .reg = 0x3fc,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "nss_cc_xgmac2_ptp_ref_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_branch nss_cc_ce_apb_clk = {
+ .halt_reg = 0x5e8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x5e8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ce_apb_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ce_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_ce_axi_clk = {
+ .halt_reg = 0x5ec,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x5ec,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ce_axi_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ce_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_debug_clk = {
+ .halt_reg = 0x70c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x70c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_debug_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_eip_clk = {
+ .halt_reg = 0x658,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x658,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_eip_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_eip_bfdcd_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_nss_csr_clk = {
+ .halt_reg = 0x6b0,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x6b0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_nss_csr_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_cfg_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_nssnoc_ce_apb_clk = {
+ .halt_reg = 0x5f4,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x5f4,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_nssnoc_ce_apb_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ce_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_nssnoc_ce_axi_clk = {
+ .halt_reg = 0x5f8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x5f8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_nssnoc_ce_axi_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ce_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_nssnoc_eip_clk = {
+ .halt_reg = 0x660,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x660,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_nssnoc_eip_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_eip_bfdcd_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_nssnoc_nss_csr_clk = {
+ .halt_reg = 0x6b4,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x6b4,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_nssnoc_nss_csr_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_cfg_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_nssnoc_ppe_cfg_clk = {
+ .halt_reg = 0x444,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x444,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_nssnoc_ppe_cfg_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_nssnoc_ppe_clk = {
+ .halt_reg = 0x440,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x440,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_nssnoc_ppe_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port1_mac_clk = {
+ .halt_reg = 0x428,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x428,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port1_mac_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port1_rx_clk = {
+ .halt_reg = 0x4fc,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x4fc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port1_rx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port1_rx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port1_tx_clk = {
+ .halt_reg = 0x504,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x504,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port1_tx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port1_tx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port2_mac_clk = {
+ .halt_reg = 0x430,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x430,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port2_mac_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port2_rx_clk = {
+ .halt_reg = 0x50c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x50c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port2_rx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port2_rx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port2_tx_clk = {
+ .halt_reg = 0x514,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x514,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port2_tx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port2_tx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port3_mac_clk = {
+ .halt_reg = 0x438,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x438,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port3_mac_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port3_rx_clk = {
+ .halt_reg = 0x51c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x51c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port3_rx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port3_rx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_port3_tx_clk = {
+ .halt_reg = 0x524,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x524,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_port3_tx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port3_tx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_ppe_edma_cfg_clk = {
+ .halt_reg = 0x424,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x424,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ppe_edma_cfg_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_ppe_edma_clk = {
+ .halt_reg = 0x41c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x41c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ppe_edma_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_ppe_switch_btq_clk = {
+ .halt_reg = 0x408,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x408,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ppe_switch_btq_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_ppe_switch_cfg_clk = {
+ .halt_reg = 0x418,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x418,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ppe_switch_cfg_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_ppe_switch_clk = {
+ .halt_reg = 0x410,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x410,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ppe_switch_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_ppe_switch_ipe_clk = {
+ .halt_reg = 0x400,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x400,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_ppe_switch_ipe_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_ppe_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_uniphy_port1_rx_clk = {
+ .halt_reg = 0x57c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x57c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_uniphy_port1_rx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port1_rx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_uniphy_port1_tx_clk = {
+ .halt_reg = 0x580,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x580,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_uniphy_port1_tx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port1_tx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_uniphy_port2_rx_clk = {
+ .halt_reg = 0x584,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x584,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_uniphy_port2_rx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port2_rx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_uniphy_port2_tx_clk = {
+ .halt_reg = 0x588,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x588,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_uniphy_port2_tx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port2_tx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_uniphy_port3_rx_clk = {
+ .halt_reg = 0x58c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x58c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_uniphy_port3_rx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port3_rx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_uniphy_port3_tx_clk = {
+ .halt_reg = 0x590,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x590,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_uniphy_port3_tx_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_port3_tx_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_xgmac0_ptp_ref_clk = {
+ .halt_reg = 0x448,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x448,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_xgmac0_ptp_ref_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_xgmac0_ptp_ref_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_xgmac1_ptp_ref_clk = {
+ .halt_reg = 0x44c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x44c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_xgmac1_ptp_ref_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_xgmac1_ptp_ref_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch nss_cc_xgmac2_ptp_ref_clk = {
+ .halt_reg = 0x450,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x450,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data){
+ .name = "nss_cc_xgmac2_ptp_ref_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &nss_cc_xgmac2_ptp_ref_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_regmap *nss_cc_ipq5424_clocks[] = {
+ [NSS_CC_CE_APB_CLK] = &nss_cc_ce_apb_clk.clkr,
+ [NSS_CC_CE_AXI_CLK] = &nss_cc_ce_axi_clk.clkr,
+ [NSS_CC_CE_CLK_SRC] = &nss_cc_ce_clk_src.clkr,
+ [NSS_CC_CFG_CLK_SRC] = &nss_cc_cfg_clk_src.clkr,
+ [NSS_CC_DEBUG_CLK] = &nss_cc_debug_clk.clkr,
+ [NSS_CC_EIP_BFDCD_CLK_SRC] = &nss_cc_eip_bfdcd_clk_src.clkr,
+ [NSS_CC_EIP_CLK] = &nss_cc_eip_clk.clkr,
+ [NSS_CC_NSS_CSR_CLK] = &nss_cc_nss_csr_clk.clkr,
+ [NSS_CC_NSSNOC_CE_APB_CLK] = &nss_cc_nssnoc_ce_apb_clk.clkr,
+ [NSS_CC_NSSNOC_CE_AXI_CLK] = &nss_cc_nssnoc_ce_axi_clk.clkr,
+ [NSS_CC_NSSNOC_EIP_CLK] = &nss_cc_nssnoc_eip_clk.clkr,
+ [NSS_CC_NSSNOC_NSS_CSR_CLK] = &nss_cc_nssnoc_nss_csr_clk.clkr,
+ [NSS_CC_NSSNOC_PPE_CFG_CLK] = &nss_cc_nssnoc_ppe_cfg_clk.clkr,
+ [NSS_CC_NSSNOC_PPE_CLK] = &nss_cc_nssnoc_ppe_clk.clkr,
+ [NSS_CC_PORT1_MAC_CLK] = &nss_cc_port1_mac_clk.clkr,
+ [NSS_CC_PORT1_RX_CLK] = &nss_cc_port1_rx_clk.clkr,
+ [NSS_CC_PORT1_RX_CLK_SRC] = &nss_cc_port1_rx_clk_src.clkr,
+ [NSS_CC_PORT1_RX_DIV_CLK_SRC] = &nss_cc_port1_rx_div_clk_src.clkr,
+ [NSS_CC_PORT1_TX_CLK] = &nss_cc_port1_tx_clk.clkr,
+ [NSS_CC_PORT1_TX_CLK_SRC] = &nss_cc_port1_tx_clk_src.clkr,
+ [NSS_CC_PORT1_TX_DIV_CLK_SRC] = &nss_cc_port1_tx_div_clk_src.clkr,
+ [NSS_CC_PORT2_MAC_CLK] = &nss_cc_port2_mac_clk.clkr,
+ [NSS_CC_PORT2_RX_CLK] = &nss_cc_port2_rx_clk.clkr,
+ [NSS_CC_PORT2_RX_CLK_SRC] = &nss_cc_port2_rx_clk_src.clkr,
+ [NSS_CC_PORT2_RX_DIV_CLK_SRC] = &nss_cc_port2_rx_div_clk_src.clkr,
+ [NSS_CC_PORT2_TX_CLK] = &nss_cc_port2_tx_clk.clkr,
+ [NSS_CC_PORT2_TX_CLK_SRC] = &nss_cc_port2_tx_clk_src.clkr,
+ [NSS_CC_PORT2_TX_DIV_CLK_SRC] = &nss_cc_port2_tx_div_clk_src.clkr,
+ [NSS_CC_PORT3_MAC_CLK] = &nss_cc_port3_mac_clk.clkr,
+ [NSS_CC_PORT3_RX_CLK] = &nss_cc_port3_rx_clk.clkr,
+ [NSS_CC_PORT3_RX_CLK_SRC] = &nss_cc_port3_rx_clk_src.clkr,
+ [NSS_CC_PORT3_RX_DIV_CLK_SRC] = &nss_cc_port3_rx_div_clk_src.clkr,
+ [NSS_CC_PORT3_TX_CLK] = &nss_cc_port3_tx_clk.clkr,
+ [NSS_CC_PORT3_TX_CLK_SRC] = &nss_cc_port3_tx_clk_src.clkr,
+ [NSS_CC_PORT3_TX_DIV_CLK_SRC] = &nss_cc_port3_tx_div_clk_src.clkr,
+ [NSS_CC_PPE_CLK_SRC] = &nss_cc_ppe_clk_src.clkr,
+ [NSS_CC_PPE_EDMA_CFG_CLK] = &nss_cc_ppe_edma_cfg_clk.clkr,
+ [NSS_CC_PPE_EDMA_CLK] = &nss_cc_ppe_edma_clk.clkr,
+ [NSS_CC_PPE_SWITCH_BTQ_CLK] = &nss_cc_ppe_switch_btq_clk.clkr,
+ [NSS_CC_PPE_SWITCH_CFG_CLK] = &nss_cc_ppe_switch_cfg_clk.clkr,
+ [NSS_CC_PPE_SWITCH_CLK] = &nss_cc_ppe_switch_clk.clkr,
+ [NSS_CC_PPE_SWITCH_IPE_CLK] = &nss_cc_ppe_switch_ipe_clk.clkr,
+ [NSS_CC_UNIPHY_PORT1_RX_CLK] = &nss_cc_uniphy_port1_rx_clk.clkr,
+ [NSS_CC_UNIPHY_PORT1_TX_CLK] = &nss_cc_uniphy_port1_tx_clk.clkr,
+ [NSS_CC_UNIPHY_PORT2_RX_CLK] = &nss_cc_uniphy_port2_rx_clk.clkr,
+ [NSS_CC_UNIPHY_PORT2_TX_CLK] = &nss_cc_uniphy_port2_tx_clk.clkr,
+ [NSS_CC_UNIPHY_PORT3_RX_CLK] = &nss_cc_uniphy_port3_rx_clk.clkr,
+ [NSS_CC_UNIPHY_PORT3_TX_CLK] = &nss_cc_uniphy_port3_tx_clk.clkr,
+ [NSS_CC_XGMAC0_PTP_REF_CLK] = &nss_cc_xgmac0_ptp_ref_clk.clkr,
+ [NSS_CC_XGMAC0_PTP_REF_DIV_CLK_SRC] = &nss_cc_xgmac0_ptp_ref_div_clk_src.clkr,
+ [NSS_CC_XGMAC1_PTP_REF_CLK] = &nss_cc_xgmac1_ptp_ref_clk.clkr,
+ [NSS_CC_XGMAC1_PTP_REF_DIV_CLK_SRC] = &nss_cc_xgmac1_ptp_ref_div_clk_src.clkr,
+ [NSS_CC_XGMAC2_PTP_REF_CLK] = &nss_cc_xgmac2_ptp_ref_clk.clkr,
+ [NSS_CC_XGMAC2_PTP_REF_DIV_CLK_SRC] = &nss_cc_xgmac2_ptp_ref_div_clk_src.clkr,
+};
+
+static const struct qcom_reset_map nss_cc_ipq5424_resets[] = {
+ [NSS_CC_CE_APB_CLK_ARES] = { 0x5e8, 2 },
+ [NSS_CC_CE_AXI_CLK_ARES] = { 0x5ec, 2 },
+ [NSS_CC_DEBUG_CLK_ARES] = { 0x70c, 2 },
+ [NSS_CC_EIP_CLK_ARES] = { 0x658, 2 },
+ [NSS_CC_NSS_CSR_CLK_ARES] = { 0x6b0, 2 },
+ [NSS_CC_NSSNOC_CE_APB_CLK_ARES] = { 0x5f4, 2 },
+ [NSS_CC_NSSNOC_CE_AXI_CLK_ARES] = { 0x5f8, 2 },
+ [NSS_CC_NSSNOC_EIP_CLK_ARES] = { 0x660, 2 },
+ [NSS_CC_NSSNOC_NSS_CSR_CLK_ARES] = { 0x6b4, 2 },
+ [NSS_CC_NSSNOC_PPE_CLK_ARES] = { 0x440, 2 },
+ [NSS_CC_NSSNOC_PPE_CFG_CLK_ARES] = { 0x444, 2 },
+ [NSS_CC_PORT1_MAC_CLK_ARES] = { 0x428, 2 },
+ [NSS_CC_PORT1_RX_CLK_ARES] = { 0x4fc, 2 },
+ [NSS_CC_PORT1_TX_CLK_ARES] = { 0x504, 2 },
+ [NSS_CC_PORT2_MAC_CLK_ARES] = { 0x430, 2 },
+ [NSS_CC_PORT2_RX_CLK_ARES] = { 0x50c, 2 },
+ [NSS_CC_PORT2_TX_CLK_ARES] = { 0x514, 2 },
+ [NSS_CC_PORT3_MAC_CLK_ARES] = { 0x438, 2 },
+ [NSS_CC_PORT3_RX_CLK_ARES] = { 0x51c, 2 },
+ [NSS_CC_PORT3_TX_CLK_ARES] = { 0x524, 2 },
+ [NSS_CC_PPE_BCR] = { 0x3e8 },
+ [NSS_CC_PPE_EDMA_CLK_ARES] = { 0x41c, 2 },
+ [NSS_CC_PPE_EDMA_CFG_CLK_ARES] = { 0x424, 2 },
+ [NSS_CC_PPE_SWITCH_BTQ_CLK_ARES] = { 0x408, 2 },
+ [NSS_CC_PPE_SWITCH_CLK_ARES] = { 0x410, 2 },
+ [NSS_CC_PPE_SWITCH_CFG_CLK_ARES] = { 0x418, 2 },
+ [NSS_CC_PPE_SWITCH_IPE_CLK_ARES] = { 0x400, 2 },
+ [NSS_CC_UNIPHY_PORT1_RX_CLK_ARES] = { 0x57c, 2 },
+ [NSS_CC_UNIPHY_PORT1_TX_CLK_ARES] = { 0x580, 2 },
+ [NSS_CC_UNIPHY_PORT2_RX_CLK_ARES] = { 0x584, 2 },
+ [NSS_CC_UNIPHY_PORT2_TX_CLK_ARES] = { 0x588, 2 },
+ [NSS_CC_UNIPHY_PORT3_RX_CLK_ARES] = { 0x58c, 2 },
+ [NSS_CC_UNIPHY_PORT3_TX_CLK_ARES] = { 0x590, 2 },
+ [NSS_CC_XGMAC0_PTP_REF_CLK_ARES] = { 0x448, 2 },
+ [NSS_CC_XGMAC1_PTP_REF_CLK_ARES] = { 0x44c, 2 },
+ [NSS_CC_XGMAC2_PTP_REF_CLK_ARES] = { 0x450, 2 },
+};
+
+static const struct regmap_config nss_cc_ipq5424_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x800,
+ .fast_io = true,
+};
+
+static const struct qcom_icc_hws_data icc_ipq5424_nss_hws[] = {
+ { MASTER_NSSNOC_PPE, SLAVE_NSSNOC_PPE, NSS_CC_NSSNOC_PPE_CLK },
+ { MASTER_NSSNOC_PPE_CFG, SLAVE_NSSNOC_PPE_CFG, NSS_CC_NSSNOC_PPE_CFG_CLK },
+ { MASTER_NSSNOC_NSS_CSR, SLAVE_NSSNOC_NSS_CSR, NSS_CC_NSSNOC_NSS_CSR_CLK },
+ { MASTER_NSSNOC_CE_AXI, SLAVE_NSSNOC_CE_AXI, NSS_CC_NSSNOC_CE_AXI_CLK},
+ { MASTER_NSSNOC_CE_APB, SLAVE_NSSNOC_CE_APB, NSS_CC_NSSNOC_CE_APB_CLK},
+ { MASTER_NSSNOC_EIP, SLAVE_NSSNOC_EIP, NSS_CC_NSSNOC_EIP_CLK},
+};
+
+#define IPQ_NSSCC_ID (5424 * 2) /* some unique value */
+
+static const struct qcom_cc_desc nss_cc_ipq5424_desc = {
+ .config = &nss_cc_ipq5424_regmap_config,
+ .clks = nss_cc_ipq5424_clocks,
+ .num_clks = ARRAY_SIZE(nss_cc_ipq5424_clocks),
+ .resets = nss_cc_ipq5424_resets,
+ .num_resets = ARRAY_SIZE(nss_cc_ipq5424_resets),
+ .icc_hws = icc_ipq5424_nss_hws,
+ .num_icc_hws = ARRAY_SIZE(icc_ipq5424_nss_hws),
+ .icc_first_node_id = IPQ_NSSCC_ID,
+};
+
+static const struct dev_pm_ops nss_cc_ipq5424_pm_ops = {
+ SET_RUNTIME_PM_OPS(pm_clk_suspend, pm_clk_resume, NULL)
+};
+
+static const struct of_device_id nss_cc_ipq5424_match_table[] = {
+ { .compatible = "qcom,ipq5424-nsscc" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, nss_cc_ipq5424_match_table);
+
+static int nss_cc_ipq5424_probe(struct platform_device *pdev)
+{
+ int ret;
+
+ ret = devm_pm_runtime_enable(&pdev->dev);
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "Fail to enable runtime PM\n");
+
+ ret = devm_pm_clk_create(&pdev->dev);
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "Fail to create PM clock\n");
+
+ ret = pm_clk_add(&pdev->dev, "bus");
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "Fail to add bus clock\n");
+
+ ret = pm_runtime_resume_and_get(&pdev->dev);
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "Fail to resume\n");
+
+ ret = qcom_cc_probe(pdev, &nss_cc_ipq5424_desc);
+ pm_runtime_put(&pdev->dev);
+
+ return ret;
+}
+
+static struct platform_driver nss_cc_ipq5424_driver = {
+ .probe = nss_cc_ipq5424_probe,
+ .driver = {
+ .name = "qcom,ipq5424-nsscc",
+ .of_match_table = nss_cc_ipq5424_match_table,
+ .pm = &nss_cc_ipq5424_pm_ops,
+ .sync_state = icc_sync_state,
+ },
+};
+module_platform_driver(nss_cc_ipq5424_driver);
+
+MODULE_DESCRIPTION("Qualcomm Technologies, Inc. NSSCC IPQ5424 Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/qcom/nsscc-ipq9574.c b/drivers/clk/qcom/nsscc-ipq9574.c
index 64c6b05ff066..c8b11b04a7c2 100644
--- a/drivers/clk/qcom/nsscc-ipq9574.c
+++ b/drivers/clk/qcom/nsscc-ipq9574.c
@@ -3016,7 +3016,7 @@ static const struct qcom_reset_map nss_cc_ipq9574_resets[] = {
[NSSPORT4_RESET] = { .reg = 0x28a24, .bitmask = GENMASK(5, 4) },
[NSSPORT5_RESET] = { .reg = 0x28a24, .bitmask = GENMASK(3, 2) },
[NSSPORT6_RESET] = { .reg = 0x28a24, .bitmask = GENMASK(1, 0) },
- [EDMA_HW_RESET] = { .reg = 0x28a08, .bitmask = GENMASK(16, 15) },
+ [EDMA_HW_RESET] = { .reg = 0x28a08, .bitmask = GENMASK(16, 15) },
};
static const struct regmap_config nss_cc_ipq9574_regmap_config = {
diff --git a/drivers/clk/qcom/tcsrcc-glymur.c b/drivers/clk/qcom/tcsrcc-glymur.c
new file mode 100644
index 000000000000..215bc2ac548d
--- /dev/null
+++ b/drivers/clk/qcom/tcsrcc-glymur.c
@@ -0,0 +1,313 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025, Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/clock/qcom,glymur-tcsr.h>
+
+#include "clk-alpha-pll.h"
+#include "clk-branch.h"
+#include "clk-pll.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "clk-regmap-divider.h"
+#include "clk-regmap-mux.h"
+#include "common.h"
+#include "gdsc.h"
+#include "reset.h"
+
+enum {
+ DT_BI_TCXO_PAD,
+};
+
+static struct clk_branch tcsr_edp_clkref_en = {
+ .halt_reg = 0x60,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x60,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_edp_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_pcie_1_clkref_en = {
+ .halt_reg = 0x48,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x48,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_pcie_1_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_pcie_2_clkref_en = {
+ .halt_reg = 0x4c,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x4c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_pcie_2_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_pcie_3_clkref_en = {
+ .halt_reg = 0x54,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x54,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_pcie_3_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_pcie_4_clkref_en = {
+ .halt_reg = 0x58,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x58,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_pcie_4_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb2_1_clkref_en = {
+ .halt_reg = 0x6c,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x6c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb2_1_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb2_2_clkref_en = {
+ .halt_reg = 0x70,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x70,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb2_2_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb2_3_clkref_en = {
+ .halt_reg = 0x74,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x74,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb2_3_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb2_4_clkref_en = {
+ .halt_reg = 0x88,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x88,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb2_4_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb3_0_clkref_en = {
+ .halt_reg = 0x64,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x64,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb3_0_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb3_1_clkref_en = {
+ .halt_reg = 0x68,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x68,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb3_1_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb4_1_clkref_en = {
+ .halt_reg = 0x44,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x44,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb4_1_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch tcsr_usb4_2_clkref_en = {
+ .halt_reg = 0x5c,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x5c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "tcsr_usb4_2_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_regmap *tcsr_cc_glymur_clocks[] = {
+ [TCSR_EDP_CLKREF_EN] = &tcsr_edp_clkref_en.clkr,
+ [TCSR_PCIE_1_CLKREF_EN] = &tcsr_pcie_1_clkref_en.clkr,
+ [TCSR_PCIE_2_CLKREF_EN] = &tcsr_pcie_2_clkref_en.clkr,
+ [TCSR_PCIE_3_CLKREF_EN] = &tcsr_pcie_3_clkref_en.clkr,
+ [TCSR_PCIE_4_CLKREF_EN] = &tcsr_pcie_4_clkref_en.clkr,
+ [TCSR_USB2_1_CLKREF_EN] = &tcsr_usb2_1_clkref_en.clkr,
+ [TCSR_USB2_2_CLKREF_EN] = &tcsr_usb2_2_clkref_en.clkr,
+ [TCSR_USB2_3_CLKREF_EN] = &tcsr_usb2_3_clkref_en.clkr,
+ [TCSR_USB2_4_CLKREF_EN] = &tcsr_usb2_4_clkref_en.clkr,
+ [TCSR_USB3_0_CLKREF_EN] = &tcsr_usb3_0_clkref_en.clkr,
+ [TCSR_USB3_1_CLKREF_EN] = &tcsr_usb3_1_clkref_en.clkr,
+ [TCSR_USB4_1_CLKREF_EN] = &tcsr_usb4_1_clkref_en.clkr,
+ [TCSR_USB4_2_CLKREF_EN] = &tcsr_usb4_2_clkref_en.clkr,
+};
+
+static const struct regmap_config tcsr_cc_glymur_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x94,
+ .fast_io = true,
+};
+
+static const struct qcom_cc_desc tcsr_cc_glymur_desc = {
+ .config = &tcsr_cc_glymur_regmap_config,
+ .clks = tcsr_cc_glymur_clocks,
+ .num_clks = ARRAY_SIZE(tcsr_cc_glymur_clocks),
+};
+
+static const struct of_device_id tcsr_cc_glymur_match_table[] = {
+ { .compatible = "qcom,glymur-tcsr" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, tcsr_cc_glymur_match_table);
+
+static int tcsr_cc_glymur_probe(struct platform_device *pdev)
+{
+ return qcom_cc_probe(pdev, &tcsr_cc_glymur_desc);
+}
+
+static struct platform_driver tcsr_cc_glymur_driver = {
+ .probe = tcsr_cc_glymur_probe,
+ .driver = {
+ .name = "tcsrcc-glymur",
+ .of_match_table = tcsr_cc_glymur_match_table,
+ },
+};
+
+static int __init tcsr_cc_glymur_init(void)
+{
+ return platform_driver_register(&tcsr_cc_glymur_driver);
+}
+subsys_initcall(tcsr_cc_glymur_init);
+
+static void __exit tcsr_cc_glymur_exit(void)
+{
+ platform_driver_unregister(&tcsr_cc_glymur_driver);
+}
+module_exit(tcsr_cc_glymur_exit);
+
+MODULE_DESCRIPTION("QTI TCSRCC GLYMUR Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/qcom/tcsrcc-x1e80100.c b/drivers/clk/qcom/tcsrcc-x1e80100.c
index ff61769a0807..a367e1f55622 100644
--- a/drivers/clk/qcom/tcsrcc-x1e80100.c
+++ b/drivers/clk/qcom/tcsrcc-x1e80100.c
@@ -29,6 +29,10 @@ static struct clk_branch tcsr_edp_clkref_en = {
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "tcsr_edp_clkref_en",
+ .parent_data = &(const struct clk_parent_data){
+ .index = DT_BI_TCXO_PAD,
+ },
+ .num_parents = 1,
.ops = &clk_branch2_ops,
},
},
diff --git a/drivers/clk/qcom/videocc-milos.c b/drivers/clk/qcom/videocc-milos.c
index 998301e0ba88..acc9df295d4f 100644
--- a/drivers/clk/qcom/videocc-milos.c
+++ b/drivers/clk/qcom/videocc-milos.c
@@ -366,7 +366,7 @@ static struct qcom_cc_driver_data video_cc_milos_driver_data = {
.num_clk_cbcrs = ARRAY_SIZE(video_cc_milos_critical_cbcrs),
};
-static struct qcom_cc_desc video_cc_milos_desc = {
+static const struct qcom_cc_desc video_cc_milos_desc = {
.config = &video_cc_milos_regmap_config,
.clks = video_cc_milos_clocks,
.num_clks = ARRAY_SIZE(video_cc_milos_clocks),
diff --git a/drivers/clk/qcom/videocc-sm8750.c b/drivers/clk/qcom/videocc-sm8750.c
new file mode 100644
index 000000000000..0acf3104d702
--- /dev/null
+++ b/drivers/clk/qcom/videocc-sm8750.c
@@ -0,0 +1,463 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/clock/qcom,sm8750-videocc.h>
+
+#include "clk-alpha-pll.h"
+#include "clk-branch.h"
+#include "clk-pll.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "clk-regmap-divider.h"
+#include "clk-regmap-mux.h"
+#include "common.h"
+#include "gdsc.h"
+#include "reset.h"
+
+enum {
+ DT_BI_TCXO,
+ DT_BI_TCXO_AO,
+ DT_SLEEP_CLK,
+};
+
+enum {
+ P_BI_TCXO,
+ P_SLEEP_CLK,
+ P_VIDEO_CC_PLL0_OUT_MAIN,
+};
+
+static const struct pll_vco taycan_elu_vco[] = {
+ { 249600000, 2500000000, 0 },
+};
+
+static const struct alpha_pll_config video_cc_pll0_config = {
+ .l = 0x25,
+ .alpha = 0x8000,
+ .config_ctl_val = 0x19660387,
+ .config_ctl_hi_val = 0x098060a0,
+ .config_ctl_hi1_val = 0xb416cb20,
+ .user_ctl_val = 0x00000000,
+ .user_ctl_hi_val = 0x00000002,
+};
+
+static struct clk_alpha_pll video_cc_pll0 = {
+ .offset = 0x0,
+ .config = &video_cc_pll0_config,
+ .vco_table = taycan_elu_vco,
+ .num_vco = ARRAY_SIZE(taycan_elu_vco),
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TAYCAN_ELU],
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_pll0",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_taycan_elu_ops,
+ },
+ },
+};
+
+static const struct parent_map video_cc_parent_map_0[] = {
+ { P_BI_TCXO, 0 },
+};
+
+static const struct clk_parent_data video_cc_parent_data_0_ao[] = {
+ { .index = DT_BI_TCXO_AO },
+};
+
+static const struct parent_map video_cc_parent_map_1[] = {
+ { P_BI_TCXO, 0 },
+ { P_VIDEO_CC_PLL0_OUT_MAIN, 1 },
+};
+
+static const struct clk_parent_data video_cc_parent_data_1[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &video_cc_pll0.clkr.hw },
+};
+
+static const struct parent_map video_cc_parent_map_2[] = {
+ { P_SLEEP_CLK, 0 },
+};
+
+static const struct clk_parent_data video_cc_parent_data_2_ao[] = {
+ { .index = DT_SLEEP_CLK },
+};
+
+static const struct freq_tbl ftbl_video_cc_ahb_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 video_cc_ahb_clk_src = {
+ .cmd_rcgr = 0x8018,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = video_cc_parent_map_0,
+ .freq_tbl = ftbl_video_cc_ahb_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_ahb_clk_src",
+ .parent_data = video_cc_parent_data_0_ao,
+ .num_parents = ARRAY_SIZE(video_cc_parent_data_0_ao),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_video_cc_mvs0_clk_src[] = {
+ F(720000000, P_VIDEO_CC_PLL0_OUT_MAIN, 1, 0, 0),
+ F(1014000000, P_VIDEO_CC_PLL0_OUT_MAIN, 1, 0, 0),
+ F(1260000000, P_VIDEO_CC_PLL0_OUT_MAIN, 1, 0, 0),
+ F(1332000000, P_VIDEO_CC_PLL0_OUT_MAIN, 1, 0, 0),
+ F(1600000000, P_VIDEO_CC_PLL0_OUT_MAIN, 1, 0, 0),
+ F(1710000000, P_VIDEO_CC_PLL0_OUT_MAIN, 1, 0, 0),
+ F(1890000000, P_VIDEO_CC_PLL0_OUT_MAIN, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 video_cc_mvs0_clk_src = {
+ .cmd_rcgr = 0x8000,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = video_cc_parent_map_1,
+ .freq_tbl = ftbl_video_cc_mvs0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0_clk_src",
+ .parent_data = video_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(video_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_video_cc_sleep_clk_src[] = {
+ F(32000, P_SLEEP_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 video_cc_sleep_clk_src = {
+ .cmd_rcgr = 0x80e0,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = video_cc_parent_map_2,
+ .freq_tbl = ftbl_video_cc_sleep_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_sleep_clk_src",
+ .parent_data = video_cc_parent_data_2_ao,
+ .num_parents = ARRAY_SIZE(video_cc_parent_data_2_ao),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_rcg2 video_cc_xo_clk_src = {
+ .cmd_rcgr = 0x80bc,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = video_cc_parent_map_0,
+ .freq_tbl = ftbl_video_cc_ahb_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_xo_clk_src",
+ .parent_data = video_cc_parent_data_0_ao,
+ .num_parents = ARRAY_SIZE(video_cc_parent_data_0_ao),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_regmap_div video_cc_mvs0_div_clk_src = {
+ .reg = 0x809c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_mvs0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div video_cc_mvs0c_div2_div_clk_src = {
+ .reg = 0x8060,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0c_div2_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_mvs0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_branch video_cc_mvs0_clk = {
+ .halt_reg = 0x807c,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x807c,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x807c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_mvs0_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_mem_branch video_cc_mvs0_freerun_clk = {
+ .mem_enable_reg = 0x8090,
+ .mem_ack_reg = 0x8090,
+ .mem_enable_mask = BIT(3),
+ .mem_enable_ack_mask = GENMASK(11, 10),
+ .mem_enable_invert = true,
+ .branch = {
+ .halt_reg = 0x808c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x808c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0_freerun_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_mvs0_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_mem_ops,
+ },
+ },
+ },
+};
+
+static struct clk_branch video_cc_mvs0_shift_clk = {
+ .halt_reg = 0x80d8,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x80d8,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x80d8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0_shift_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch video_cc_mvs0c_clk = {
+ .halt_reg = 0x804c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x804c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0c_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_mvs0c_div2_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch video_cc_mvs0c_freerun_clk = {
+ .halt_reg = 0x805c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x805c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0c_freerun_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_mvs0c_div2_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch video_cc_mvs0c_shift_clk = {
+ .halt_reg = 0x80dc,
+ .halt_check = BRANCH_HALT_VOTED,
+ .hwcg_reg = 0x80dc,
+ .hwcg_bit = 1,
+ .clkr = {
+ .enable_reg = 0x80dc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "video_cc_mvs0c_shift_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &video_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct gdsc video_cc_mvs0c_gdsc = {
+ .gdscr = 0x8034,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x6,
+ .pd = {
+ .name = "video_cc_mvs0c_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc video_cc_mvs0_gdsc = {
+ .gdscr = 0x8068,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x6,
+ .pd = {
+ .name = "video_cc_mvs0_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .parent = &video_cc_mvs0c_gdsc.pd,
+ .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | HW_CTRL_TRIGGER,
+};
+
+static struct clk_regmap *video_cc_sm8750_clocks[] = {
+ [VIDEO_CC_AHB_CLK_SRC] = &video_cc_ahb_clk_src.clkr,
+ [VIDEO_CC_MVS0_CLK] = &video_cc_mvs0_clk.clkr,
+ [VIDEO_CC_MVS0_CLK_SRC] = &video_cc_mvs0_clk_src.clkr,
+ [VIDEO_CC_MVS0_DIV_CLK_SRC] = &video_cc_mvs0_div_clk_src.clkr,
+ [VIDEO_CC_MVS0_FREERUN_CLK] = &video_cc_mvs0_freerun_clk.branch.clkr,
+ [VIDEO_CC_MVS0_SHIFT_CLK] = &video_cc_mvs0_shift_clk.clkr,
+ [VIDEO_CC_MVS0C_CLK] = &video_cc_mvs0c_clk.clkr,
+ [VIDEO_CC_MVS0C_DIV2_DIV_CLK_SRC] = &video_cc_mvs0c_div2_div_clk_src.clkr,
+ [VIDEO_CC_MVS0C_FREERUN_CLK] = &video_cc_mvs0c_freerun_clk.clkr,
+ [VIDEO_CC_MVS0C_SHIFT_CLK] = &video_cc_mvs0c_shift_clk.clkr,
+ [VIDEO_CC_PLL0] = &video_cc_pll0.clkr,
+ [VIDEO_CC_SLEEP_CLK_SRC] = &video_cc_sleep_clk_src.clkr,
+ [VIDEO_CC_XO_CLK_SRC] = &video_cc_xo_clk_src.clkr,
+};
+
+static struct gdsc *video_cc_sm8750_gdscs[] = {
+ [VIDEO_CC_MVS0_GDSC] = &video_cc_mvs0_gdsc,
+ [VIDEO_CC_MVS0C_GDSC] = &video_cc_mvs0c_gdsc,
+};
+
+static const struct qcom_reset_map video_cc_sm8750_resets[] = {
+ [VIDEO_CC_INTERFACE_BCR] = { 0x80a0 },
+ [VIDEO_CC_MVS0_BCR] = { 0x8064 },
+ [VIDEO_CC_MVS0C_CLK_ARES] = { 0x804c, 2 },
+ [VIDEO_CC_MVS0C_BCR] = { 0x8030 },
+ [VIDEO_CC_MVS0_FREERUN_CLK_ARES] = { 0x808c, 2 },
+ [VIDEO_CC_MVS0C_FREERUN_CLK_ARES] = { 0x805c, 2 },
+ [VIDEO_CC_XO_CLK_ARES] = { 0x80d4, 2 },
+};
+
+static const struct regmap_config video_cc_sm8750_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x9f4c,
+ .fast_io = true,
+};
+
+static struct clk_alpha_pll *video_cc_sm8750_plls[] = {
+ &video_cc_pll0,
+};
+
+static u32 video_cc_sm8750_critical_cbcrs[] = {
+ 0x80a4, /* VIDEO_CC_AHB_CLK */
+ 0x80f8, /* VIDEO_CC_SLEEP_CLK */
+ 0x80d4, /* VIDEO_CC_XO_CLK */
+};
+
+static void clk_sm8750_regs_configure(struct device *dev, struct regmap *regmap)
+{
+ /* Update DLY_ACCU_RED_SHIFTER_DONE to 0xF for mvs0, mvs0c */
+ regmap_update_bits(regmap, 0x8074, GENMASK(25, 21), GENMASK(25, 21));
+ regmap_update_bits(regmap, 0x8040, GENMASK(25, 21), GENMASK(25, 21));
+
+ regmap_update_bits(regmap, 0x9f24, BIT(0), BIT(0));
+}
+
+static struct qcom_cc_driver_data video_cc_sm8750_driver_data = {
+ .alpha_plls = video_cc_sm8750_plls,
+ .num_alpha_plls = ARRAY_SIZE(video_cc_sm8750_plls),
+ .clk_cbcrs = video_cc_sm8750_critical_cbcrs,
+ .num_clk_cbcrs = ARRAY_SIZE(video_cc_sm8750_critical_cbcrs),
+ .clk_regs_configure = clk_sm8750_regs_configure,
+};
+
+static struct qcom_cc_desc video_cc_sm8750_desc = {
+ .config = &video_cc_sm8750_regmap_config,
+ .clks = video_cc_sm8750_clocks,
+ .num_clks = ARRAY_SIZE(video_cc_sm8750_clocks),
+ .resets = video_cc_sm8750_resets,
+ .num_resets = ARRAY_SIZE(video_cc_sm8750_resets),
+ .gdscs = video_cc_sm8750_gdscs,
+ .num_gdscs = ARRAY_SIZE(video_cc_sm8750_gdscs),
+ .use_rpm = true,
+ .driver_data = &video_cc_sm8750_driver_data,
+};
+
+static const struct of_device_id video_cc_sm8750_match_table[] = {
+ { .compatible = "qcom,sm8750-videocc" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, video_cc_sm8750_match_table);
+
+static int video_cc_sm8750_probe(struct platform_device *pdev)
+{
+ return qcom_cc_probe(pdev, &video_cc_sm8750_desc);
+}
+
+static struct platform_driver video_cc_sm8750_driver = {
+ .probe = video_cc_sm8750_probe,
+ .driver = {
+ .name = "video_cc-sm8750",
+ .of_match_table = video_cc_sm8750_match_table,
+ },
+};
+
+static int __init video_cc_sm8750_init(void)
+{
+ return platform_driver_register(&video_cc_sm8750_driver);
+}
+subsys_initcall(video_cc_sm8750_init);
+
+static void __exit video_cc_sm8750_exit(void)
+{
+ platform_driver_unregister(&video_cc_sm8750_driver);
+}
+module_exit(video_cc_sm8750_exit);
+
+MODULE_DESCRIPTION("QTI VIDEO_CC SM8750 Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/renesas/clk-div6.c b/drivers/clk/renesas/clk-div6.c
index 3abd6e5400ad..f7b827b5e9b2 100644
--- a/drivers/clk/renesas/clk-div6.c
+++ b/drivers/clk/renesas/clk-div6.c
@@ -7,6 +7,7 @@
* Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
*/
+#include <linux/bitfield.h>
#include <linux/clk-provider.h>
#include <linux/init.h>
#include <linux/io.h>
@@ -171,8 +172,7 @@ static u8 cpg_div6_clock_get_parent(struct clk_hw *hw)
if (clock->src_mask == 0)
return 0;
- hw_index = (readl(clock->reg) & clock->src_mask) >>
- __ffs(clock->src_mask);
+ hw_index = field_get(clock->src_mask, readl(clock->reg));
for (i = 0; i < clk_hw_get_num_parents(hw); i++) {
if (clock->parents[i] == hw_index)
return i;
@@ -191,7 +191,7 @@ static int cpg_div6_clock_set_parent(struct clk_hw *hw, u8 index)
if (index >= clk_hw_get_num_parents(hw))
return -EINVAL;
- src = clock->parents[index] << __ffs(clock->src_mask);
+ src = field_prep(clock->src_mask, clock->parents[index]);
writel((readl(clock->reg) & ~clock->src_mask) | src, clock->reg);
return 0;
}
diff --git a/drivers/clk/renesas/clk-mstp.c b/drivers/clk/renesas/clk-mstp.c
index 5bc473c2adb3..2f65fe2c6bdf 100644
--- a/drivers/clk/renesas/clk-mstp.c
+++ b/drivers/clk/renesas/clk-mstp.c
@@ -303,6 +303,9 @@ void cpg_mstp_detach_dev(struct generic_pm_domain *unused, struct device *dev)
pm_clk_destroy(dev);
}
+static struct device_node *cpg_mstp_pd_np __initdata = NULL;
+static struct generic_pm_domain *cpg_mstp_pd_genpd __initdata = NULL;
+
void __init cpg_mstp_add_clk_domain(struct device_node *np)
{
struct generic_pm_domain *pd;
@@ -324,5 +327,20 @@ void __init cpg_mstp_add_clk_domain(struct device_node *np)
pd->detach_dev = cpg_mstp_detach_dev;
pm_genpd_init(pd, &pm_domain_always_on_gov, false);
- of_genpd_add_provider_simple(np, pd);
+ cpg_mstp_pd_np = of_node_get(np);
+ cpg_mstp_pd_genpd = pd;
+}
+
+static int __init cpg_mstp_pd_init_provider(void)
+{
+ int error;
+
+ if (!cpg_mstp_pd_np)
+ return -ENODEV;
+
+ error = of_genpd_add_provider_simple(cpg_mstp_pd_np, cpg_mstp_pd_genpd);
+
+ of_node_put(cpg_mstp_pd_np);
+ return error;
}
+postcore_initcall(cpg_mstp_pd_init_provider);
diff --git a/drivers/clk/renesas/r8a779a0-cpg-mssr.c b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
index 1be7b9592aa6..d67dff05d9f4 100644
--- a/drivers/clk/renesas/r8a779a0-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
@@ -26,7 +26,7 @@
enum clk_ids {
/* Core Clock Outputs exported to DT */
- LAST_DT_CORE_CLK = R8A779A0_CLK_OSC,
+ LAST_DT_CORE_CLK = R8A779A0_CLK_ZG,
/* External Input Clocks */
CLK_EXTAL,
@@ -39,6 +39,7 @@ enum clk_ids {
CLK_PLL21,
CLK_PLL30,
CLK_PLL31,
+ CLK_PLL4,
CLK_PLL5,
CLK_PLL1_DIV2,
CLK_PLL20_DIV2,
@@ -65,6 +66,7 @@ enum clk_ids {
#define CPG_PLL21CR 0x0838 /* PLL21 Control Register */
#define CPG_PLL30CR 0x083c /* PLL30 Control Register */
#define CPG_PLL31CR 0x0840 /* PLL31 Control Register */
+#define CPG_PLL4CR 0x0844 /* PLL4 Control Register */
static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
/* External Clock Inputs */
@@ -79,6 +81,7 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
DEF_PLL(".pll21", CLK_PLL21, CPG_PLL21CR),
DEF_PLL(".pll30", CLK_PLL30, CPG_PLL30CR),
DEF_PLL(".pll31", CLK_PLL31, CPG_PLL31CR),
+ DEF_PLL(".pll4", CLK_PLL4, CPG_PLL4CR),
DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1),
DEF_FIXED(".pll20_div2", CLK_PLL20_DIV2, CLK_PLL20, 2, 1),
@@ -98,6 +101,7 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
/* Core Clock Outputs */
DEF_GEN4_Z("z0", R8A779A0_CLK_Z0, CLK_TYPE_GEN4_Z, CLK_PLL20, 2, 0),
DEF_GEN4_Z("z1", R8A779A0_CLK_Z1, CLK_TYPE_GEN4_Z, CLK_PLL21, 2, 8),
+ DEF_GEN4_Z("zg", R8A779A0_CLK_ZG, CLK_TYPE_GEN4_Z, CLK_PLL4, 2, 88),
DEF_FIXED("zx", R8A779A0_CLK_ZX, CLK_PLL20_DIV2, 2, 1),
DEF_FIXED("s1d1", R8A779A0_CLK_S1D1, CLK_S1, 1, 1),
DEF_FIXED("s1d2", R8A779A0_CLK_S1D2, CLK_S1, 2, 1),
@@ -138,6 +142,7 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
};
static const struct mssr_mod_clk r8a779a0_mod_clks[] __initconst = {
+ DEF_MOD("3dge", 0, R8A779A0_CLK_ZG),
DEF_MOD("isp0", 16, R8A779A0_CLK_S1D1),
DEF_MOD("isp1", 17, R8A779A0_CLK_S1D1),
DEF_MOD("isp2", 18, R8A779A0_CLK_S1D1),
diff --git a/drivers/clk/renesas/r9a06g032-clocks.c b/drivers/clk/renesas/r9a06g032-clocks.c
index dcda19318b2a..0f5c91b5dfa9 100644
--- a/drivers/clk/renesas/r9a06g032-clocks.c
+++ b/drivers/clk/renesas/r9a06g032-clocks.c
@@ -1333,9 +1333,9 @@ static int __init r9a06g032_clocks_probe(struct platform_device *pdev)
if (IS_ERR(mclk))
return PTR_ERR(mclk);
- clocks->reg = of_iomap(np, 0);
- if (WARN_ON(!clocks->reg))
- return -ENOMEM;
+ clocks->reg = devm_of_iomap(dev, np, 0, NULL);
+ if (IS_ERR(clocks->reg))
+ return PTR_ERR(clocks->reg);
r9a06g032_init_h2mode(clocks);
diff --git a/drivers/clk/renesas/r9a07g043-cpg.c b/drivers/clk/renesas/r9a07g043-cpg.c
index 02dc5cecfd8d..33e9a1223c72 100644
--- a/drivers/clk/renesas/r9a07g043-cpg.c
+++ b/drivers/clk/renesas/r9a07g043-cpg.c
@@ -164,143 +164,143 @@ static const struct cpg_core_clk r9a07g043_core_clks[] __initconst = {
static const struct rzg2l_mod_clk r9a07g043_mod_clks[] = {
#ifdef CONFIG_ARM64
DEF_MOD("gic", R9A07G043_GIC600_GICCLK, R9A07G043_CLK_P1,
- 0x514, 0, 0),
+ 0x514, 0, MSTOP(BUS_REG1, BIT(7))),
DEF_MOD("ia55_pclk", R9A07G043_IA55_PCLK, R9A07G043_CLK_P2,
- 0x518, 0, 0),
+ 0x518, 0, MSTOP(BUS_PERI_CPU, BIT(13))),
DEF_MOD("ia55_clk", R9A07G043_IA55_CLK, R9A07G043_CLK_P1,
- 0x518, 1, 0),
+ 0x518, 1, MSTOP(BUS_PERI_CPU, BIT(13))),
#endif
#ifdef CONFIG_RISCV
DEF_MOD("iax45_pclk", R9A07G043_IAX45_PCLK, R9A07G043_CLK_P2,
- 0x518, 0, 0),
+ 0x518, 0, MSTOP(BUS_PERI_CPU, BIT(13))),
DEF_MOD("iax45_clk", R9A07G043_IAX45_CLK, R9A07G043_CLK_P1,
- 0x518, 1, 0),
+ 0x518, 1, MSTOP(BUS_PERI_CPU, BIT(13))),
#endif
DEF_MOD("dmac_aclk", R9A07G043_DMAC_ACLK, R9A07G043_CLK_P1,
- 0x52c, 0, 0),
+ 0x52c, 0, MSTOP(BUS_REG1, BIT(2))),
DEF_MOD("dmac_pclk", R9A07G043_DMAC_PCLK, CLK_P1_DIV2,
- 0x52c, 1, 0),
+ 0x52c, 1, MSTOP(BUS_REG1, BIT(3))),
DEF_MOD("ostm0_pclk", R9A07G043_OSTM0_PCLK, R9A07G043_CLK_P0,
- 0x534, 0, 0),
+ 0x534, 0, MSTOP(BUS_REG0, BIT(4))),
DEF_MOD("ostm1_pclk", R9A07G043_OSTM1_PCLK, R9A07G043_CLK_P0,
- 0x534, 1, 0),
+ 0x534, 1, MSTOP(BUS_REG0, BIT(5))),
DEF_MOD("ostm2_pclk", R9A07G043_OSTM2_PCLK, R9A07G043_CLK_P0,
- 0x534, 2, 0),
+ 0x534, 2, MSTOP(BUS_REG0, BIT(6))),
DEF_MOD("mtu_x_mck", R9A07G043_MTU_X_MCK_MTU3, R9A07G043_CLK_P0,
- 0x538, 0, 0),
+ 0x538, 0, MSTOP(BUS_MCPU1, BIT(2))),
DEF_MOD("wdt0_pclk", R9A07G043_WDT0_PCLK, R9A07G043_CLK_P0,
- 0x548, 0, 0),
+ 0x548, 0, MSTOP(BUS_REG0, BIT(2))),
DEF_MOD("wdt0_clk", R9A07G043_WDT0_CLK, R9A07G043_OSCCLK,
- 0x548, 1, 0),
+ 0x548, 1, MSTOP(BUS_REG0, BIT(2))),
DEF_MOD("spi_clk2", R9A07G043_SPI_CLK2, R9A07G043_CLK_SPI1,
- 0x550, 0, 0),
+ 0x550, 0, MSTOP(BUS_MCPU1, BIT(1))),
DEF_MOD("spi_clk", R9A07G043_SPI_CLK, R9A07G043_CLK_SPI0,
- 0x550, 1, 0),
+ 0x550, 1, MSTOP(BUS_MCPU1, BIT(1))),
DEF_MOD("sdhi0_imclk", R9A07G043_SDHI0_IMCLK, CLK_SD0_DIV4,
- 0x554, 0, 0),
+ 0x554, 0, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi0_imclk2", R9A07G043_SDHI0_IMCLK2, CLK_SD0_DIV4,
- 0x554, 1, 0),
+ 0x554, 1, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi0_clk_hs", R9A07G043_SDHI0_CLK_HS, R9A07G043_CLK_SD0,
- 0x554, 2, 0),
+ 0x554, 2, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi0_aclk", R9A07G043_SDHI0_ACLK, R9A07G043_CLK_P1,
- 0x554, 3, 0),
+ 0x554, 3, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi1_imclk", R9A07G043_SDHI1_IMCLK, CLK_SD1_DIV4,
- 0x554, 4, 0),
+ 0x554, 4, MSTOP(BUS_PERI_COM, BIT(1))),
DEF_MOD("sdhi1_imclk2", R9A07G043_SDHI1_IMCLK2, CLK_SD1_DIV4,
- 0x554, 5, 0),
+ 0x554, 5, MSTOP(BUS_PERI_COM, BIT(1))),
DEF_MOD("sdhi1_clk_hs", R9A07G043_SDHI1_CLK_HS, R9A07G043_CLK_SD1,
- 0x554, 6, 0),
+ 0x554, 6, MSTOP(BUS_PERI_COM, BIT(1))),
DEF_MOD("sdhi1_aclk", R9A07G043_SDHI1_ACLK, R9A07G043_CLK_P1,
- 0x554, 7, 0),
+ 0x554, 7, MSTOP(BUS_PERI_COM, BIT(1))),
#ifdef CONFIG_ARM64
- DEF_MOD("cru_sysclk", R9A07G043_CRU_SYSCLK, CLK_M2_DIV2,
- 0x564, 0, 0),
- DEF_MOD("cru_vclk", R9A07G043_CRU_VCLK, R9A07G043_CLK_M2,
- 0x564, 1, 0),
- DEF_MOD("cru_pclk", R9A07G043_CRU_PCLK, R9A07G043_CLK_ZT,
- 0x564, 2, 0),
- DEF_MOD("cru_aclk", R9A07G043_CRU_ACLK, R9A07G043_CLK_M0,
- 0x564, 3, 0),
+ DEF_MOD("cru_sysclk", R9A07G043_CRU_SYSCLK, CLK_M2_DIV2,
+ 0x564, 0, MSTOP(BUS_PERI_VIDEO, BIT(3))),
+ DEF_MOD("cru_vclk", R9A07G043_CRU_VCLK, R9A07G043_CLK_M2,
+ 0x564, 1, MSTOP(BUS_PERI_VIDEO, BIT(3))),
+ DEF_MOD("cru_pclk", R9A07G043_CRU_PCLK, R9A07G043_CLK_ZT,
+ 0x564, 2, MSTOP(BUS_PERI_VIDEO, BIT(3))),
+ DEF_MOD("cru_aclk", R9A07G043_CRU_ACLK, R9A07G043_CLK_M0,
+ 0x564, 3, MSTOP(BUS_PERI_VIDEO, BIT(3))),
DEF_COUPLED("lcdc_clk_a", R9A07G043_LCDC_CLK_A, R9A07G043_CLK_M0,
- 0x56c, 0, 0),
+ 0x56c, 0, MSTOP(BUS_PERI_VIDEO, GENMASK(8, 7))),
DEF_COUPLED("lcdc_clk_p", R9A07G043_LCDC_CLK_P, R9A07G043_CLK_ZT,
- 0x56c, 0, 0),
+ 0x56c, 0, MSTOP(BUS_PERI_VIDEO, GENMASK(8, 7))),
DEF_MOD("lcdc_clk_d", R9A07G043_LCDC_CLK_D, R9A07G043_CLK_M3,
- 0x56c, 1, 0),
+ 0x56c, 1, MSTOP(BUS_PERI_VIDEO, BIT(9))),
#endif
DEF_MOD("ssi0_pclk", R9A07G043_SSI0_PCLK2, R9A07G043_CLK_P0,
- 0x570, 0, 0),
+ 0x570, 0, MSTOP(BUS_MCPU1, BIT(10))),
DEF_MOD("ssi0_sfr", R9A07G043_SSI0_PCLK_SFR, R9A07G043_CLK_P0,
- 0x570, 1, 0),
+ 0x570, 1, MSTOP(BUS_MCPU1, BIT(10))),
DEF_MOD("ssi1_pclk", R9A07G043_SSI1_PCLK2, R9A07G043_CLK_P0,
- 0x570, 2, 0),
+ 0x570, 2, MSTOP(BUS_MCPU1, BIT(11))),
DEF_MOD("ssi1_sfr", R9A07G043_SSI1_PCLK_SFR, R9A07G043_CLK_P0,
- 0x570, 3, 0),
+ 0x570, 3, MSTOP(BUS_MCPU1, BIT(11))),
DEF_MOD("ssi2_pclk", R9A07G043_SSI2_PCLK2, R9A07G043_CLK_P0,
- 0x570, 4, 0),
+ 0x570, 4, MSTOP(BUS_MCPU1, BIT(12))),
DEF_MOD("ssi2_sfr", R9A07G043_SSI2_PCLK_SFR, R9A07G043_CLK_P0,
- 0x570, 5, 0),
+ 0x570, 5, MSTOP(BUS_MCPU1, BIT(12))),
DEF_MOD("ssi3_pclk", R9A07G043_SSI3_PCLK2, R9A07G043_CLK_P0,
- 0x570, 6, 0),
+ 0x570, 6, MSTOP(BUS_MCPU1, BIT(13))),
DEF_MOD("ssi3_sfr", R9A07G043_SSI3_PCLK_SFR, R9A07G043_CLK_P0,
- 0x570, 7, 0),
+ 0x570, 7, MSTOP(BUS_MCPU1, BIT(13))),
DEF_MOD("usb0_host", R9A07G043_USB_U2H0_HCLK, R9A07G043_CLK_P1,
- 0x578, 0, 0),
+ 0x578, 0, MSTOP(BUS_PERI_COM, BIT(5))),
DEF_MOD("usb1_host", R9A07G043_USB_U2H1_HCLK, R9A07G043_CLK_P1,
- 0x578, 1, 0),
+ 0x578, 1, MSTOP(BUS_PERI_COM, BIT(7))),
DEF_MOD("usb0_func", R9A07G043_USB_U2P_EXR_CPUCLK, R9A07G043_CLK_P1,
- 0x578, 2, 0),
+ 0x578, 2, MSTOP(BUS_PERI_COM, BIT(6))),
DEF_MOD("usb_pclk", R9A07G043_USB_PCLK, R9A07G043_CLK_P1,
- 0x578, 3, 0),
+ 0x578, 3, MSTOP(BUS_PERI_COM, BIT(4))),
DEF_COUPLED("eth0_axi", R9A07G043_ETH0_CLK_AXI, R9A07G043_CLK_M0,
- 0x57c, 0, 0),
+ 0x57c, 0, MSTOP(BUS_PERI_COM, BIT(2))),
DEF_COUPLED("eth0_chi", R9A07G043_ETH0_CLK_CHI, R9A07G043_CLK_ZT,
- 0x57c, 0, 0),
+ 0x57c, 0, MSTOP(BUS_PERI_COM, BIT(2))),
DEF_COUPLED("eth1_axi", R9A07G043_ETH1_CLK_AXI, R9A07G043_CLK_M0,
- 0x57c, 1, 0),
+ 0x57c, 1, MSTOP(BUS_PERI_COM, BIT(3))),
DEF_COUPLED("eth1_chi", R9A07G043_ETH1_CLK_CHI, R9A07G043_CLK_ZT,
- 0x57c, 1, 0),
+ 0x57c, 1, MSTOP(BUS_PERI_COM, BIT(3))),
DEF_MOD("i2c0", R9A07G043_I2C0_PCLK, R9A07G043_CLK_P0,
- 0x580, 0, 0),
+ 0x580, 0, MSTOP(BUS_MCPU2, BIT(10))),
DEF_MOD("i2c1", R9A07G043_I2C1_PCLK, R9A07G043_CLK_P0,
- 0x580, 1, 0),
+ 0x580, 1, MSTOP(BUS_MCPU2, BIT(11))),
DEF_MOD("i2c2", R9A07G043_I2C2_PCLK, R9A07G043_CLK_P0,
- 0x580, 2, 0),
+ 0x580, 2, MSTOP(BUS_MCPU2, BIT(12))),
DEF_MOD("i2c3", R9A07G043_I2C3_PCLK, R9A07G043_CLK_P0,
- 0x580, 3, 0),
+ 0x580, 3, MSTOP(BUS_MCPU2, BIT(13))),
DEF_MOD("scif0", R9A07G043_SCIF0_CLK_PCK, R9A07G043_CLK_P0,
- 0x584, 0, 0),
+ 0x584, 0, MSTOP(BUS_MCPU2, BIT(1))),
DEF_MOD("scif1", R9A07G043_SCIF1_CLK_PCK, R9A07G043_CLK_P0,
- 0x584, 1, 0),
+ 0x584, 1, MSTOP(BUS_MCPU2, BIT(2))),
DEF_MOD("scif2", R9A07G043_SCIF2_CLK_PCK, R9A07G043_CLK_P0,
- 0x584, 2, 0),
+ 0x584, 2, MSTOP(BUS_MCPU2, BIT(3))),
DEF_MOD("scif3", R9A07G043_SCIF3_CLK_PCK, R9A07G043_CLK_P0,
- 0x584, 3, 0),
+ 0x584, 3, MSTOP(BUS_MCPU2, BIT(4))),
DEF_MOD("scif4", R9A07G043_SCIF4_CLK_PCK, R9A07G043_CLK_P0,
- 0x584, 4, 0),
+ 0x584, 4, MSTOP(BUS_MCPU2, BIT(5))),
DEF_MOD("sci0", R9A07G043_SCI0_CLKP, R9A07G043_CLK_P0,
- 0x588, 0, 0),
+ 0x588, 0, MSTOP(BUS_MCPU2, BIT(7))),
DEF_MOD("sci1", R9A07G043_SCI1_CLKP, R9A07G043_CLK_P0,
- 0x588, 1, 0),
+ 0x588, 1, MSTOP(BUS_MCPU2, BIT(8))),
DEF_MOD("rspi0", R9A07G043_RSPI0_CLKB, R9A07G043_CLK_P0,
- 0x590, 0, 0),
+ 0x590, 0, MSTOP(BUS_MCPU1, BIT(14))),
DEF_MOD("rspi1", R9A07G043_RSPI1_CLKB, R9A07G043_CLK_P0,
- 0x590, 1, 0),
+ 0x590, 1, MSTOP(BUS_MCPU1, BIT(15))),
DEF_MOD("rspi2", R9A07G043_RSPI2_CLKB, R9A07G043_CLK_P0,
- 0x590, 2, 0),
+ 0x590, 2, MSTOP(BUS_MCPU2, BIT(0))),
DEF_MOD("canfd", R9A07G043_CANFD_PCLK, R9A07G043_CLK_P0,
- 0x594, 0, 0),
+ 0x594, 0, MSTOP(BUS_MCPU2, BIT(9))),
DEF_MOD("gpio", R9A07G043_GPIO_HCLK, R9A07G043_OSCCLK,
- 0x598, 0, 0),
+ 0x598, 0, MSTOP(BUS_PERI_CPU, BIT(6))),
DEF_MOD("adc_adclk", R9A07G043_ADC_ADCLK, R9A07G043_CLK_TSU,
- 0x5a8, 0, 0),
+ 0x5a8, 0, MSTOP(BUS_MCPU2, BIT(14))),
DEF_MOD("adc_pclk", R9A07G043_ADC_PCLK, R9A07G043_CLK_P0,
- 0x5a8, 1, 0),
+ 0x5a8, 1, MSTOP(BUS_MCPU2, BIT(14))),
DEF_MOD("tsu_pclk", R9A07G043_TSU_PCLK, R9A07G043_CLK_TSU,
- 0x5ac, 0, 0),
+ 0x5ac, 0, MSTOP(BUS_MCPU2, BIT(15))),
#ifdef CONFIG_RISCV
DEF_MOD("nceplic_aclk", R9A07G043_NCEPLIC_ACLK, R9A07G043_CLK_P1,
- 0x608, 0, 0),
+ 0x608, 0, MSTOP(BUS_REG1, BIT(7))),
#endif
};
diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c
index c851d4eeebbe..0dd264877b9a 100644
--- a/drivers/clk/renesas/r9a07g044-cpg.c
+++ b/drivers/clk/renesas/r9a07g044-cpg.c
@@ -242,163 +242,163 @@ static const struct {
} mod_clks = {
.common = {
DEF_MOD("gic", R9A07G044_GIC600_GICCLK, R9A07G044_CLK_P1,
- 0x514, 0, 0),
+ 0x514, 0, MSTOP(BUS_REG1, BIT(7))),
DEF_MOD("ia55_pclk", R9A07G044_IA55_PCLK, R9A07G044_CLK_P2,
- 0x518, 0, 0),
+ 0x518, 0, MSTOP(BUS_PERI_CPU, BIT(13))),
DEF_MOD("ia55_clk", R9A07G044_IA55_CLK, R9A07G044_CLK_P1,
- 0x518, 1, 0),
+ 0x518, 1, MSTOP(BUS_PERI_CPU, BIT(13))),
DEF_MOD("dmac_aclk", R9A07G044_DMAC_ACLK, R9A07G044_CLK_P1,
- 0x52c, 0, 0),
+ 0x52c, 0, MSTOP(BUS_REG1, BIT(2))),
DEF_MOD("dmac_pclk", R9A07G044_DMAC_PCLK, CLK_P1_DIV2,
- 0x52c, 1, 0),
+ 0x52c, 1, MSTOP(BUS_REG1, BIT(3))),
DEF_MOD("ostm0_pclk", R9A07G044_OSTM0_PCLK, R9A07G044_CLK_P0,
- 0x534, 0, 0),
+ 0x534, 0, MSTOP(BUS_REG0, BIT(4))),
DEF_MOD("ostm1_pclk", R9A07G044_OSTM1_PCLK, R9A07G044_CLK_P0,
- 0x534, 1, 0),
+ 0x534, 1, MSTOP(BUS_REG0, BIT(5))),
DEF_MOD("ostm2_pclk", R9A07G044_OSTM2_PCLK, R9A07G044_CLK_P0,
- 0x534, 2, 0),
+ 0x534, 2, MSTOP(BUS_REG0, BIT(6))),
DEF_MOD("mtu_x_mck", R9A07G044_MTU_X_MCK_MTU3, R9A07G044_CLK_P0,
- 0x538, 0, 0),
+ 0x538, 0, MSTOP(BUS_MCPU1, BIT(2))),
DEF_MOD("gpt_pclk", R9A07G044_GPT_PCLK, R9A07G044_CLK_P0,
- 0x540, 0, 0),
+ 0x540, 0, MSTOP(BUS_MCPU1, BIT(4))),
DEF_MOD("poeg_a_clkp", R9A07G044_POEG_A_CLKP, R9A07G044_CLK_P0,
- 0x544, 0, 0),
+ 0x544, 0, MSTOP(BUS_MCPU1, BIT(5))),
DEF_MOD("poeg_b_clkp", R9A07G044_POEG_B_CLKP, R9A07G044_CLK_P0,
- 0x544, 1, 0),
+ 0x544, 1, MSTOP(BUS_MCPU1, BIT(6))),
DEF_MOD("poeg_c_clkp", R9A07G044_POEG_C_CLKP, R9A07G044_CLK_P0,
- 0x544, 2, 0),
+ 0x544, 2, MSTOP(BUS_MCPU1, BIT(7))),
DEF_MOD("poeg_d_clkp", R9A07G044_POEG_D_CLKP, R9A07G044_CLK_P0,
- 0x544, 3, 0),
+ 0x544, 3, MSTOP(BUS_MCPU1, BIT(8))),
DEF_MOD("wdt0_pclk", R9A07G044_WDT0_PCLK, R9A07G044_CLK_P0,
- 0x548, 0, 0),
+ 0x548, 0, MSTOP(BUS_REG0, BIT(2))),
DEF_MOD("wdt0_clk", R9A07G044_WDT0_CLK, R9A07G044_OSCCLK,
- 0x548, 1, 0),
+ 0x548, 1, MSTOP(BUS_REG0, BIT(2))),
DEF_MOD("wdt1_pclk", R9A07G044_WDT1_PCLK, R9A07G044_CLK_P0,
- 0x548, 2, 0),
+ 0x548, 2, MSTOP(BUS_REG0, BIT(3))),
DEF_MOD("wdt1_clk", R9A07G044_WDT1_CLK, R9A07G044_OSCCLK,
- 0x548, 3, 0),
+ 0x548, 3, MSTOP(BUS_REG0, BIT(3))),
DEF_MOD("spi_clk2", R9A07G044_SPI_CLK2, R9A07G044_CLK_SPI1,
- 0x550, 0, 0),
+ 0x550, 0, MSTOP(BUS_MCPU1, BIT(1))),
DEF_MOD("spi_clk", R9A07G044_SPI_CLK, R9A07G044_CLK_SPI0,
- 0x550, 1, 0),
+ 0x550, 1, MSTOP(BUS_MCPU1, BIT(1))),
DEF_MOD("sdhi0_imclk", R9A07G044_SDHI0_IMCLK, CLK_SD0_DIV4,
- 0x554, 0, 0),
+ 0x554, 0, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi0_imclk2", R9A07G044_SDHI0_IMCLK2, CLK_SD0_DIV4,
- 0x554, 1, 0),
+ 0x554, 1, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi0_clk_hs", R9A07G044_SDHI0_CLK_HS, R9A07G044_CLK_SD0,
- 0x554, 2, 0),
+ 0x554, 2, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi0_aclk", R9A07G044_SDHI0_ACLK, R9A07G044_CLK_P1,
- 0x554, 3, 0),
+ 0x554, 3, MSTOP(BUS_PERI_COM, BIT(0))),
DEF_MOD("sdhi1_imclk", R9A07G044_SDHI1_IMCLK, CLK_SD1_DIV4,
- 0x554, 4, 0),
+ 0x554, 4, MSTOP(BUS_PERI_COM, BIT(1))),
DEF_MOD("sdhi1_imclk2", R9A07G044_SDHI1_IMCLK2, CLK_SD1_DIV4,
- 0x554, 5, 0),
+ 0x554, 5, MSTOP(BUS_PERI_COM, BIT(1))),
DEF_MOD("sdhi1_clk_hs", R9A07G044_SDHI1_CLK_HS, R9A07G044_CLK_SD1,
- 0x554, 6, 0),
+ 0x554, 6, MSTOP(BUS_PERI_COM, BIT(1))),
DEF_MOD("sdhi1_aclk", R9A07G044_SDHI1_ACLK, R9A07G044_CLK_P1,
- 0x554, 7, 0),
+ 0x554, 7, MSTOP(BUS_PERI_COM, BIT(1))),
DEF_MOD("gpu_clk", R9A07G044_GPU_CLK, R9A07G044_CLK_G,
- 0x558, 0, 0),
+ 0x558, 0, MSTOP(BUS_REG1, BIT(4))),
DEF_MOD("gpu_axi_clk", R9A07G044_GPU_AXI_CLK, R9A07G044_CLK_P1,
0x558, 1, 0),
DEF_MOD("gpu_ace_clk", R9A07G044_GPU_ACE_CLK, R9A07G044_CLK_P1,
0x558, 2, 0),
- DEF_MOD("cru_sysclk", R9A07G044_CRU_SYSCLK, CLK_M2_DIV2,
- 0x564, 0, 0),
- DEF_MOD("cru_vclk", R9A07G044_CRU_VCLK, R9A07G044_CLK_M2,
- 0x564, 1, 0),
- DEF_MOD("cru_pclk", R9A07G044_CRU_PCLK, R9A07G044_CLK_ZT,
- 0x564, 2, 0),
- DEF_MOD("cru_aclk", R9A07G044_CRU_ACLK, R9A07G044_CLK_M0,
- 0x564, 3, 0),
+ DEF_MOD("cru_sysclk", R9A07G044_CRU_SYSCLK, CLK_M2_DIV2,
+ 0x564, 0, MSTOP(BUS_PERI_VIDEO, BIT(3))),
+ DEF_MOD("cru_vclk", R9A07G044_CRU_VCLK, R9A07G044_CLK_M2,
+ 0x564, 1, MSTOP(BUS_PERI_VIDEO, BIT(3))),
+ DEF_MOD("cru_pclk", R9A07G044_CRU_PCLK, R9A07G044_CLK_ZT,
+ 0x564, 2, MSTOP(BUS_PERI_VIDEO, BIT(3))),
+ DEF_MOD("cru_aclk", R9A07G044_CRU_ACLK, R9A07G044_CLK_M0,
+ 0x564, 3, MSTOP(BUS_PERI_VIDEO, BIT(3))),
DEF_MOD("dsi_pll_clk", R9A07G044_MIPI_DSI_PLLCLK, R9A07G044_CLK_M1,
- 0x568, 0, 0),
+ 0x568, 0, MSTOP(BUS_PERI_VIDEO, GENMASK(6, 5))),
DEF_MOD("dsi_sys_clk", R9A07G044_MIPI_DSI_SYSCLK, CLK_M2_DIV2,
- 0x568, 1, 0),
+ 0x568, 1, MSTOP(BUS_PERI_VIDEO, GENMASK(6, 5))),
DEF_MOD("dsi_aclk", R9A07G044_MIPI_DSI_ACLK, R9A07G044_CLK_P1,
- 0x568, 2, 0),
+ 0x568, 2, MSTOP(BUS_PERI_VIDEO, GENMASK(6, 5))),
DEF_MOD("dsi_pclk", R9A07G044_MIPI_DSI_PCLK, R9A07G044_CLK_P2,
- 0x568, 3, 0),
+ 0x568, 3, MSTOP(BUS_PERI_VIDEO, GENMASK(6, 5))),
DEF_MOD("dsi_vclk", R9A07G044_MIPI_DSI_VCLK, R9A07G044_CLK_M3,
- 0x568, 4, 0),
+ 0x568, 4, MSTOP(BUS_PERI_VIDEO, GENMASK(6, 5))),
DEF_MOD("dsi_lpclk", R9A07G044_MIPI_DSI_LPCLK, R9A07G044_CLK_M4,
- 0x568, 5, 0),
+ 0x568, 5, MSTOP(BUS_PERI_VIDEO, GENMASK(6, 5))),
DEF_COUPLED("lcdc_a", R9A07G044_LCDC_CLK_A, R9A07G044_CLK_M0,
- 0x56c, 0, 0),
+ 0x56c, 0, MSTOP(BUS_PERI_VIDEO, GENMASK(8, 7))),
DEF_COUPLED("lcdc_p", R9A07G044_LCDC_CLK_P, R9A07G044_CLK_ZT,
- 0x56c, 0, 0),
+ 0x56c, 0, MSTOP(BUS_PERI_VIDEO, GENMASK(8, 7))),
DEF_MOD("lcdc_clk_d", R9A07G044_LCDC_CLK_D, R9A07G044_CLK_M3,
- 0x56c, 1, 0),
+ 0x56c, 1, MSTOP(BUS_PERI_VIDEO, BIT(9))),
DEF_MOD("ssi0_pclk", R9A07G044_SSI0_PCLK2, R9A07G044_CLK_P0,
- 0x570, 0, 0),
+ 0x570, 0, MSTOP(BUS_MCPU1, BIT(10))),
DEF_MOD("ssi0_sfr", R9A07G044_SSI0_PCLK_SFR, R9A07G044_CLK_P0,
- 0x570, 1, 0),
+ 0x570, 1, MSTOP(BUS_MCPU1, BIT(10))),
DEF_MOD("ssi1_pclk", R9A07G044_SSI1_PCLK2, R9A07G044_CLK_P0,
- 0x570, 2, 0),
+ 0x570, 2, MSTOP(BUS_MCPU1, BIT(11))),
DEF_MOD("ssi1_sfr", R9A07G044_SSI1_PCLK_SFR, R9A07G044_CLK_P0,
- 0x570, 3, 0),
+ 0x570, 3, MSTOP(BUS_MCPU1, BIT(11))),
DEF_MOD("ssi2_pclk", R9A07G044_SSI2_PCLK2, R9A07G044_CLK_P0,
- 0x570, 4, 0),
+ 0x570, 4, MSTOP(BUS_MCPU1, BIT(12))),
DEF_MOD("ssi2_sfr", R9A07G044_SSI2_PCLK_SFR, R9A07G044_CLK_P0,
- 0x570, 5, 0),
+ 0x570, 5, MSTOP(BUS_MCPU1, BIT(12))),
DEF_MOD("ssi3_pclk", R9A07G044_SSI3_PCLK2, R9A07G044_CLK_P0,
- 0x570, 6, 0),
+ 0x570, 6, MSTOP(BUS_MCPU1, BIT(13))),
DEF_MOD("ssi3_sfr", R9A07G044_SSI3_PCLK_SFR, R9A07G044_CLK_P0,
- 0x570, 7, 0),
+ 0x570, 7, MSTOP(BUS_MCPU1, BIT(13))),
DEF_MOD("usb0_host", R9A07G044_USB_U2H0_HCLK, R9A07G044_CLK_P1,
- 0x578, 0, 0),
+ 0x578, 0, MSTOP(BUS_PERI_COM, BIT(5))),
DEF_MOD("usb1_host", R9A07G044_USB_U2H1_HCLK, R9A07G044_CLK_P1,
- 0x578, 1, 0),
+ 0x578, 1, MSTOP(BUS_PERI_COM, BIT(7))),
DEF_MOD("usb0_func", R9A07G044_USB_U2P_EXR_CPUCLK, R9A07G044_CLK_P1,
- 0x578, 2, 0),
+ 0x578, 2, MSTOP(BUS_PERI_COM, BIT(6))),
DEF_MOD("usb_pclk", R9A07G044_USB_PCLK, R9A07G044_CLK_P1,
- 0x578, 3, 0),
+ 0x578, 3, MSTOP(BUS_PERI_COM, BIT(4))),
DEF_COUPLED("eth0_axi", R9A07G044_ETH0_CLK_AXI, R9A07G044_CLK_M0,
- 0x57c, 0, 0),
+ 0x57c, 0, MSTOP(BUS_PERI_COM, BIT(2))),
DEF_COUPLED("eth0_chi", R9A07G044_ETH0_CLK_CHI, R9A07G044_CLK_ZT,
- 0x57c, 0, 0),
+ 0x57c, 0, MSTOP(BUS_PERI_COM, BIT(2))),
DEF_COUPLED("eth1_axi", R9A07G044_ETH1_CLK_AXI, R9A07G044_CLK_M0,
- 0x57c, 1, 0),
+ 0x57c, 1, MSTOP(BUS_PERI_COM, BIT(3))),
DEF_COUPLED("eth1_chi", R9A07G044_ETH1_CLK_CHI, R9A07G044_CLK_ZT,
- 0x57c, 1, 0),
+ 0x57c, 1, MSTOP(BUS_PERI_COM, BIT(3))),
DEF_MOD("i2c0", R9A07G044_I2C0_PCLK, R9A07G044_CLK_P0,
- 0x580, 0, 0),
+ 0x580, 0, MSTOP(BUS_MCPU2, BIT(10))),
DEF_MOD("i2c1", R9A07G044_I2C1_PCLK, R9A07G044_CLK_P0,
- 0x580, 1, 0),
+ 0x580, 1, MSTOP(BUS_MCPU2, BIT(11))),
DEF_MOD("i2c2", R9A07G044_I2C2_PCLK, R9A07G044_CLK_P0,
- 0x580, 2, 0),
+ 0x580, 2, MSTOP(BUS_MCPU2, BIT(12))),
DEF_MOD("i2c3", R9A07G044_I2C3_PCLK, R9A07G044_CLK_P0,
- 0x580, 3, 0),
+ 0x580, 3, MSTOP(BUS_MCPU2, BIT(13))),
DEF_MOD("scif0", R9A07G044_SCIF0_CLK_PCK, R9A07G044_CLK_P0,
- 0x584, 0, 0),
+ 0x584, 0, MSTOP(BUS_MCPU2, BIT(1))),
DEF_MOD("scif1", R9A07G044_SCIF1_CLK_PCK, R9A07G044_CLK_P0,
- 0x584, 1, 0),
+ 0x584, 1, MSTOP(BUS_MCPU2, BIT(2))),
DEF_MOD("scif2", R9A07G044_SCIF2_CLK_PCK, R9A07G044_CLK_P0,
- 0x584, 2, 0),
+ 0x584, 2, MSTOP(BUS_MCPU2, BIT(3))),
DEF_MOD("scif3", R9A07G044_SCIF3_CLK_PCK, R9A07G044_CLK_P0,
- 0x584, 3, 0),
+ 0x584, 3, MSTOP(BUS_MCPU2, BIT(4))),
DEF_MOD("scif4", R9A07G044_SCIF4_CLK_PCK, R9A07G044_CLK_P0,
- 0x584, 4, 0),
+ 0x584, 4, MSTOP(BUS_MCPU2, BIT(5))),
DEF_MOD("sci0", R9A07G044_SCI0_CLKP, R9A07G044_CLK_P0,
- 0x588, 0, 0),
+ 0x588, 0, MSTOP(BUS_MCPU2, BIT(7))),
DEF_MOD("sci1", R9A07G044_SCI1_CLKP, R9A07G044_CLK_P0,
- 0x588, 1, 0),
+ 0x588, 1, MSTOP(BUS_MCPU2, BIT(8))),
DEF_MOD("rspi0", R9A07G044_RSPI0_CLKB, R9A07G044_CLK_P0,
- 0x590, 0, 0),
+ 0x590, 0, MSTOP(BUS_MCPU1, BIT(14))),
DEF_MOD("rspi1", R9A07G044_RSPI1_CLKB, R9A07G044_CLK_P0,
- 0x590, 1, 0),
+ 0x590, 1, MSTOP(BUS_MCPU1, BIT(15))),
DEF_MOD("rspi2", R9A07G044_RSPI2_CLKB, R9A07G044_CLK_P0,
- 0x590, 2, 0),
+ 0x590, 2, MSTOP(BUS_MCPU2, BIT(0))),
DEF_MOD("canfd", R9A07G044_CANFD_PCLK, R9A07G044_CLK_P0,
- 0x594, 0, 0),
+ 0x594, 0, MSTOP(BUS_MCPU2, BIT(9))),
DEF_MOD("gpio", R9A07G044_GPIO_HCLK, R9A07G044_OSCCLK,
- 0x598, 0, 0),
+ 0x598, 0, MSTOP(BUS_PERI_CPU, BIT(6))),
DEF_MOD("adc_adclk", R9A07G044_ADC_ADCLK, R9A07G044_CLK_TSU,
- 0x5a8, 0, 0),
+ 0x5a8, 0, MSTOP(BUS_MCPU2, BIT(14))),
DEF_MOD("adc_pclk", R9A07G044_ADC_PCLK, R9A07G044_CLK_P0,
- 0x5a8, 1, 0),
+ 0x5a8, 1, MSTOP(BUS_MCPU2, BIT(14))),
DEF_MOD("tsu_pclk", R9A07G044_TSU_PCLK, R9A07G044_CLK_TSU,
- 0x5ac, 0, 0),
+ 0x5ac, 0, MSTOP(BUS_MCPU2, BIT(15))),
},
#ifdef CONFIG_CLK_R9A07G054
.drp = {
diff --git a/drivers/clk/renesas/r9a08g045-cpg.c b/drivers/clk/renesas/r9a08g045-cpg.c
index ed0661997928..79e7b19c7882 100644
--- a/drivers/clk/renesas/r9a08g045-cpg.c
+++ b/drivers/clk/renesas/r9a08g045-cpg.c
@@ -183,6 +183,7 @@ static const struct cpg_core_clk r9a08g045_core_clks[] __initconst = {
DEF_G3S_DIV("P3", R9A08G045_CLK_P3, CLK_PLL3_DIV2_4, DIVPL3C, G3S_DIVPL3C_STS,
dtable_1_32, 0, 0, 0, NULL),
DEF_FIXED("P3_DIV2", CLK_P3_DIV2, R9A08G045_CLK_P3, 1, 2),
+ DEF_FIXED("P5", R9A08G045_CLK_P5, CLK_PLL2_DIV2, 1, 4),
DEF_FIXED("ZT", R9A08G045_CLK_ZT, CLK_PLL3_DIV2_8, 1, 1),
DEF_FIXED("S0", R9A08G045_CLK_S0, CLK_SEL_PLL4, 1, 2),
DEF_FIXED("OSC", R9A08G045_OSCCLK, CLK_EXTAL, 1, 1),
@@ -284,13 +285,22 @@ static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = {
MSTOP(BUS_MCPU2, BIT(5))),
DEF_MOD("scif5_clk_pck", R9A08G045_SCIF5_CLK_PCK, R9A08G045_CLK_P0, 0x584, 5,
MSTOP(BUS_MCPU3, BIT(4))),
- DEF_MOD("gpio_hclk", R9A08G045_GPIO_HCLK, R9A08G045_OSCCLK, 0x598, 0, 0),
+ DEF_MOD("gpio_hclk", R9A08G045_GPIO_HCLK, R9A08G045_OSCCLK, 0x598, 0,
+ MSTOP(BUS_PERI_CPU, BIT(6))),
DEF_MOD("adc_adclk", R9A08G045_ADC_ADCLK, R9A08G045_CLK_TSU, 0x5a8, 0,
MSTOP(BUS_MCPU2, BIT(14))),
DEF_MOD("adc_pclk", R9A08G045_ADC_PCLK, R9A08G045_CLK_TSU, 0x5a8, 1,
MSTOP(BUS_MCPU2, BIT(14))),
DEF_MOD("tsu_pclk", R9A08G045_TSU_PCLK, R9A08G045_CLK_TSU, 0x5ac, 0,
MSTOP(BUS_MCPU2, BIT(15))),
+ DEF_MOD("pci_aclk", R9A08G045_PCI_ACLK, R9A08G045_CLK_M0, 0x608, 0,
+ MSTOP(BUS_PERI_COM, BIT(10))),
+ DEF_MOD("pci_clkl1pm", R9A08G045_PCI_CLKL1PM, R9A08G045_CLK_ZT, 0x608, 1,
+ MSTOP(BUS_PERI_COM, BIT(10))),
+ DEF_MOD("i3c_pclk", R9A08G045_I3C_PCLK, R9A08G045_CLK_TSU, 0x610, 0,
+ MSTOP(BUS_MCPU3, BIT(10))),
+ DEF_MOD("i3c_tclk", R9A08G045_I3C_TCLK, R9A08G045_CLK_P5, 0x610, 1,
+ MSTOP(BUS_MCPU3, BIT(10))),
DEF_MOD("vbat_bclk", R9A08G045_VBAT_BCLK, R9A08G045_OSCCLK, 0x614, 0,
MSTOP(BUS_MCPU3, GENMASK(8, 7))),
};
@@ -331,6 +341,15 @@ static const struct rzg2l_reset r9a08g045_resets[] = {
DEF_RST(R9A08G045_ADC_PRESETN, 0x8a8, 0),
DEF_RST(R9A08G045_ADC_ADRST_N, 0x8a8, 1),
DEF_RST(R9A08G045_TSU_PRESETN, 0x8ac, 0),
+ DEF_RST(R9A08G045_PCI_ARESETN, 0x908, 0),
+ DEF_RST(R9A08G045_PCI_RST_B, 0x908, 1),
+ DEF_RST(R9A08G045_PCI_RST_GP_B, 0x908, 2),
+ DEF_RST(R9A08G045_PCI_RST_PS_B, 0x908, 3),
+ DEF_RST(R9A08G045_PCI_RST_RSM_B, 0x908, 4),
+ DEF_RST(R9A08G045_PCI_RST_CFG_B, 0x908, 5),
+ DEF_RST(R9A08G045_PCI_RST_LOAD_B, 0x908, 6),
+ DEF_RST(R9A08G045_I3C_TRESETN, 0x910, 0),
+ DEF_RST(R9A08G045_I3C_PRESETN, 0x910, 1),
DEF_RST(R9A08G045_VBAT_BRESETN, 0x914, 0),
};
@@ -342,6 +361,10 @@ static const unsigned int r9a08g045_crit_mod_clks[] __initconst = {
MOD_CLK_BASE + R9A08G045_VBAT_BCLK,
};
+static const unsigned int r9a08g045_no_pm_mod_clks[] = {
+ MOD_CLK_BASE + R9A08G045_PCI_CLKL1PM,
+};
+
const struct rzg2l_cpg_info r9a08g045_cpg_info = {
/* Core Clocks */
.core_clks = r9a08g045_core_clks,
@@ -358,6 +381,10 @@ const struct rzg2l_cpg_info r9a08g045_cpg_info = {
.num_mod_clks = ARRAY_SIZE(r9a08g045_mod_clks),
.num_hw_mod_clks = R9A08G045_VBAT_BCLK + 1,
+ /* No PM modules Clocks */
+ .no_pm_mod_clks = r9a08g045_no_pm_mod_clks,
+ .num_no_pm_mod_clks = ARRAY_SIZE(r9a08g045_no_pm_mod_clks),
+
/* Resets */
.resets = r9a08g045_resets,
.num_resets = R9A08G045_VBAT_BRESETN + 1, /* Last reset ID + 1 */
diff --git a/drivers/clk/renesas/r9a09g047-cpg.c b/drivers/clk/renesas/r9a09g047-cpg.c
index 26e2be7667eb..1e9896742a06 100644
--- a/drivers/clk/renesas/r9a09g047-cpg.c
+++ b/drivers/clk/renesas/r9a09g047-cpg.c
@@ -16,7 +16,7 @@
enum clk_ids {
/* Core Clock Outputs exported to DT */
- LAST_DT_CORE_CLK = R9A09G047_GBETH_1_CLK_PTP_REF_I,
+ LAST_DT_CORE_CLK = R9A09G047_USB2_0_CLK_CORE1,
/* External Input Clocks */
CLK_AUDIO_EXTAL,
@@ -44,10 +44,15 @@ enum clk_ids {
CLK_PLLCLN_DIV8,
CLK_PLLCLN_DIV16,
CLK_PLLCLN_DIV20,
+ CLK_PLLCLN_DIV64,
+ CLK_PLLCLN_DIV256,
+ CLK_PLLCLN_DIV1024,
CLK_PLLDTY_ACPU,
CLK_PLLDTY_ACPU_DIV2,
CLK_PLLDTY_ACPU_DIV4,
CLK_PLLDTY_DIV8,
+ CLK_PLLDTY_RCPU,
+ CLK_PLLDTY_RCPU_DIV4,
CLK_PLLETH_DIV_250_FIX,
CLK_PLLETH_DIV_125_FIX,
CLK_CSDIV_PLLETH_GBE0,
@@ -140,6 +145,9 @@ static const struct cpg_core_clk r9a09g047_core_clks[] __initconst = {
DEF_FIXED(".pllcln_div8", CLK_PLLCLN_DIV8, CLK_PLLCLN, 1, 8),
DEF_FIXED(".pllcln_div16", CLK_PLLCLN_DIV16, CLK_PLLCLN, 1, 16),
DEF_FIXED(".pllcln_div20", CLK_PLLCLN_DIV20, CLK_PLLCLN, 1, 20),
+ DEF_FIXED(".pllcln_div64", CLK_PLLCLN_DIV64, CLK_PLLCLN, 1, 64),
+ DEF_FIXED(".pllcln_div256", CLK_PLLCLN_DIV256, CLK_PLLCLN, 1, 256),
+ DEF_FIXED(".pllcln_div1024", CLK_PLLCLN_DIV1024, CLK_PLLCLN, 1, 1024),
DEF_DDIV(".plldty_acpu", CLK_PLLDTY_ACPU, CLK_PLLDTY, CDDIV0_DIVCTL2, dtable_2_64),
DEF_FIXED(".plldty_acpu_div2", CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU, 1, 2),
@@ -157,6 +165,8 @@ static const struct cpg_core_clk r9a09g047_core_clks[] __initconst = {
DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_gbe1_txclk),
DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_gbe1_rxclk),
DEF_FIXED(".plldty_div16", CLK_PLLDTY_DIV16, CLK_PLLDTY, 1, 16),
+ DEF_DDIV(".plldty_rcpu", CLK_PLLDTY_RCPU, CLK_PLLDTY, CDDIV3_DIVCTL2, dtable_2_64),
+ DEF_FIXED(".plldty_rcpu_div4", CLK_PLLDTY_RCPU_DIV4, CLK_PLLDTY_RCPU, 1, 4),
DEF_DDIV(".pllvdo_cru0", CLK_PLLVDO_CRU0, CLK_PLLVDO, CDDIV3_DIVCTL3, dtable_2_4),
DEF_DDIV(".pllvdo_gpu", CLK_PLLVDO_GPU, CLK_PLLVDO, CDDIV3_DIVCTL1, dtable_2_64),
@@ -173,17 +183,35 @@ static const struct cpg_core_clk r9a09g047_core_clks[] __initconst = {
CDDIV1_DIVCTL3, dtable_1_8),
DEF_FIXED("iotop_0_shclk", R9A09G047_IOTOP_0_SHCLK, CLK_PLLCM33_DIV16, 1, 1),
DEF_FIXED("spi_clk_spi", R9A09G047_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2),
+ DEF_FIXED("usb2_0_clk_core0", R9A09G047_USB2_0_CLK_CORE0, CLK_QEXTAL, 1, 1),
+ DEF_FIXED("usb2_0_clk_core1", R9A09G047_USB2_0_CLK_CORE1, CLK_QEXTAL, 1, 1),
DEF_FIXED("gbeth_0_clk_ptp_ref_i", R9A09G047_GBETH_0_CLK_PTP_REF_I,
CLK_PLLETH_DIV_125_FIX, 1, 1),
DEF_FIXED("gbeth_1_clk_ptp_ref_i", R9A09G047_GBETH_1_CLK_PTP_REF_I,
CLK_PLLETH_DIV_125_FIX, 1, 1),
+ DEF_FIXED("usb3_0_ref_alt_clk_p", R9A09G047_USB3_0_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
+ DEF_FIXED("usb3_0_core_clk", R9A09G047_USB3_0_CLKCORE, CLK_QEXTAL, 1, 1),
};
static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
+ DEF_MOD("dmac_0_aclk", CLK_PLLCM33_GEAR, 0, 0, 0, 0,
+ BUS_MSTOP(5, BIT(9))),
+ DEF_MOD("dmac_1_aclk", CLK_PLLDTY_ACPU_DIV2, 0, 1, 0, 1,
+ BUS_MSTOP(3, BIT(2))),
+ DEF_MOD("dmac_2_aclk", CLK_PLLDTY_ACPU_DIV2, 0, 2, 0, 2,
+ BUS_MSTOP(3, BIT(3))),
+ DEF_MOD("dmac_3_aclk", CLK_PLLDTY_RCPU_DIV4, 0, 3, 0, 3,
+ BUS_MSTOP(10, BIT(11))),
+ DEF_MOD("dmac_4_aclk", CLK_PLLDTY_RCPU_DIV4, 0, 4, 0, 4,
+ BUS_MSTOP(10, BIT(12))),
DEF_MOD_CRITICAL("icu_0_pclk_i", CLK_PLLCM33_DIV16, 0, 5, 0, 5,
BUS_MSTOP_NONE),
DEF_MOD_CRITICAL("gic_0_gicclk", CLK_PLLDTY_ACPU_DIV4, 1, 3, 0, 19,
BUS_MSTOP(3, BIT(5))),
+ DEF_MOD("gpt_0_pclk_sfr", CLK_PLLCLN_DIV8, 3, 1, 1, 17,
+ BUS_MSTOP(6, BIT(11))),
+ DEF_MOD("gpt_1_pclk_sfr", CLK_PLLCLN_DIV8, 3, 2, 1, 18,
+ BUS_MSTOP(6, BIT(12))),
DEF_MOD("wdt_1_clkp", CLK_PLLCLN_DIV16, 4, 13, 2, 13,
BUS_MSTOP(1, BIT(0))),
DEF_MOD("wdt_1_clk_loco", CLK_QEXTAL, 4, 14, 2, 14,
@@ -196,6 +224,106 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
BUS_MSTOP(5, BIT(13))),
DEF_MOD("wdt_3_clk_loco", CLK_QEXTAL, 5, 2, 2, 18,
BUS_MSTOP(5, BIT(13))),
+ DEF_MOD("rsci0_pclk", CLK_PLLCLN_DIV16, 5, 13, 2, 29,
+ BUS_MSTOP(11, BIT(3))),
+ DEF_MOD("rsci0_tclk", CLK_PLLCLN_DIV16, 5, 14, 2, 30,
+ BUS_MSTOP(11, BIT(3))),
+ DEF_MOD("rsci0_ps_ps3_n", CLK_PLLCLN_DIV1024, 5, 15, 2, 31,
+ BUS_MSTOP(11, BIT(3))),
+ DEF_MOD("rsci0_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 0, 3, 0,
+ BUS_MSTOP(11, BIT(3))),
+ DEF_MOD("rsci0_ps_ps1_n", CLK_PLLCLN_DIV64, 6, 1, 3, 1,
+ BUS_MSTOP(11, BIT(3))),
+ DEF_MOD("rsci1_pclk", CLK_PLLCLN_DIV16, 6, 2, 3, 2,
+ BUS_MSTOP(11, BIT(4))),
+ DEF_MOD("rsci1_tclk", CLK_PLLCLN_DIV16, 6, 3, 3, 3,
+ BUS_MSTOP(11, BIT(4))),
+ DEF_MOD("rsci1_ps_ps3_n", CLK_PLLCLN_DIV1024, 6, 4, 3, 4,
+ BUS_MSTOP(11, BIT(4))),
+ DEF_MOD("rsci1_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 5, 3, 5,
+ BUS_MSTOP(11, BIT(4))),
+ DEF_MOD("rsci1_ps_ps1_n", CLK_PLLCLN_DIV64, 6, 6, 3, 6,
+ BUS_MSTOP(11, BIT(4))),
+ DEF_MOD("rsci2_pclk", CLK_PLLCLN_DIV16, 6, 7, 3, 7,
+ BUS_MSTOP(11, BIT(5))),
+ DEF_MOD("rsci2_tclk", CLK_PLLCLN_DIV16, 6, 8, 3, 8,
+ BUS_MSTOP(11, BIT(5))),
+ DEF_MOD("rsci2_ps_ps3_n", CLK_PLLCLN_DIV1024, 6, 9, 3, 9,
+ BUS_MSTOP(11, BIT(5))),
+ DEF_MOD("rsci2_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 10, 3, 10,
+ BUS_MSTOP(11, BIT(5))),
+ DEF_MOD("rsci2_ps_ps1_n", CLK_PLLCLN_DIV64, 6, 11, 3, 11,
+ BUS_MSTOP(11, BIT(5))),
+ DEF_MOD("rsci3_pclk", CLK_PLLCLN_DIV16, 6, 12, 3, 12,
+ BUS_MSTOP(11, BIT(6))),
+ DEF_MOD("rsci3_tclk", CLK_PLLCLN_DIV16, 6, 13, 3, 13,
+ BUS_MSTOP(11, BIT(6))),
+ DEF_MOD("rsci3_ps_ps3_n", CLK_PLLCLN_DIV1024, 6, 14, 3, 14,
+ BUS_MSTOP(11, BIT(6))),
+ DEF_MOD("rsci3_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 15, 3, 15,
+ BUS_MSTOP(11, BIT(6))),
+ DEF_MOD("rsci3_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 0, 3, 16,
+ BUS_MSTOP(11, BIT(6))),
+ DEF_MOD("rsci4_pclk", CLK_PLLCLN_DIV16, 7, 1, 3, 17,
+ BUS_MSTOP(11, BIT(7))),
+ DEF_MOD("rsci4_tclk", CLK_PLLCLN_DIV16, 7, 2, 3, 18,
+ BUS_MSTOP(11, BIT(7))),
+ DEF_MOD("rsci4_ps_ps3_n", CLK_PLLCLN_DIV1024, 7, 3, 3, 19,
+ BUS_MSTOP(11, BIT(7))),
+ DEF_MOD("rsci4_ps_ps2_n", CLK_PLLCLN_DIV256, 7, 4, 3, 20,
+ BUS_MSTOP(11, BIT(7))),
+ DEF_MOD("rsci4_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 5, 3, 21,
+ BUS_MSTOP(11, BIT(7))),
+ DEF_MOD("rsci5_pclk", CLK_PLLCLN_DIV16, 7, 6, 3, 22,
+ BUS_MSTOP(11, BIT(8))),
+ DEF_MOD("rsci5_tclk", CLK_PLLCLN_DIV16, 7, 7, 3, 23,
+ BUS_MSTOP(11, BIT(8))),
+ DEF_MOD("rsci5_ps_ps3_n", CLK_PLLCLN_DIV1024, 7, 8, 3, 24,
+ BUS_MSTOP(11, BIT(8))),
+ DEF_MOD("rsci5_ps_ps2_n", CLK_PLLCLN_DIV256, 7, 9, 3, 25,
+ BUS_MSTOP(11, BIT(8))),
+ DEF_MOD("rsci5_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 10, 3, 26,
+ BUS_MSTOP(11, BIT(8))),
+ DEF_MOD("rsci6_pclk", CLK_PLLCLN_DIV16, 7, 11, 3, 27,
+ BUS_MSTOP(11, BIT(9))),
+ DEF_MOD("rsci6_tclk", CLK_PLLCLN_DIV16, 7, 12, 3, 28,
+ BUS_MSTOP(11, BIT(9))),
+ DEF_MOD("rsci6_ps_ps3_n", CLK_PLLCLN_DIV1024, 7, 13, 3, 29,
+ BUS_MSTOP(11, BIT(9))),
+ DEF_MOD("rsci6_ps_ps2_n", CLK_PLLCLN_DIV256, 7, 14, 3, 30,
+ BUS_MSTOP(11, BIT(9))),
+ DEF_MOD("rsci6_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 15, 3, 31,
+ BUS_MSTOP(11, BIT(9))),
+ DEF_MOD("rsci7_pclk", CLK_PLLCLN_DIV16, 8, 0, 4, 0,
+ BUS_MSTOP(11, BIT(10))),
+ DEF_MOD("rsci7_tclk", CLK_PLLCLN_DIV16, 8, 1, 4, 1,
+ BUS_MSTOP(11, BIT(10))),
+ DEF_MOD("rsci7_ps_ps3_n", CLK_PLLCLN_DIV1024, 8, 2, 4, 2,
+ BUS_MSTOP(11, BIT(10))),
+ DEF_MOD("rsci7_ps_ps2_n", CLK_PLLCLN_DIV256, 8, 3, 4, 3,
+ BUS_MSTOP(11, BIT(10))),
+ DEF_MOD("rsci7_ps_ps1_n", CLK_PLLCLN_DIV64, 8, 4, 4, 4,
+ BUS_MSTOP(11, BIT(10))),
+ DEF_MOD("rsci8_pclk", CLK_PLLCLN_DIV16, 8, 5, 4, 5,
+ BUS_MSTOP(11, BIT(11))),
+ DEF_MOD("rsci8_tclk", CLK_PLLCLN_DIV16, 8, 6, 4, 6,
+ BUS_MSTOP(11, BIT(11))),
+ DEF_MOD("rsci8_ps_ps3_n", CLK_PLLCLN_DIV1024, 8, 7, 4, 7,
+ BUS_MSTOP(11, BIT(11))),
+ DEF_MOD("rsci8_ps_ps2_n", CLK_PLLCLN_DIV256, 8, 8, 4, 8,
+ BUS_MSTOP(11, BIT(11))),
+ DEF_MOD("rsci8_ps_ps1_n", CLK_PLLCLN_DIV64, 8, 9, 4, 9,
+ BUS_MSTOP(11, BIT(11))),
+ DEF_MOD("rsci9_pclk", CLK_PLLCLN_DIV16, 8, 10, 4, 10,
+ BUS_MSTOP(11, BIT(12))),
+ DEF_MOD("rsci9_tclk", CLK_PLLCLN_DIV16, 8, 11, 4, 11,
+ BUS_MSTOP(11, BIT(12))),
+ DEF_MOD("rsci9_ps_ps3_n", CLK_PLLCLN_DIV1024, 8, 12, 4, 12,
+ BUS_MSTOP(11, BIT(12))),
+ DEF_MOD("rsci9_ps_ps2_n", CLK_PLLCLN_DIV256, 8, 13, 4, 13,
+ BUS_MSTOP(11, BIT(12))),
+ DEF_MOD("rsci9_ps_ps1_n", CLK_PLLCLN_DIV64, 8, 14, 4, 14,
+ BUS_MSTOP(11, BIT(12))),
DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15,
BUS_MSTOP(3, BIT(14))),
DEF_MOD("i3c_0_pclkrw", CLK_PLLCLN_DIV16, 9, 0, 4, 16,
@@ -258,6 +386,20 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
BUS_MSTOP(8, BIT(4))),
DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14,
BUS_MSTOP(8, BIT(4))),
+ DEF_MOD("usb3_0_aclk", CLK_PLLDTY_DIV8, 10, 15, 5, 15,
+ BUS_MSTOP(7, BIT(12))),
+ DEF_MOD("usb3_0_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 0, 5, 16,
+ BUS_MSTOP(7, BIT(14))),
+ DEF_MOD("usb2_0_u2h0_hclk", CLK_PLLDTY_DIV8, 11, 3, 5, 19,
+ BUS_MSTOP(7, BIT(7))),
+ DEF_MOD("usb2_0_u2h1_hclk", CLK_PLLDTY_DIV8, 11, 4, 5, 20,
+ BUS_MSTOP(7, BIT(8))),
+ DEF_MOD("usb2_0_u2p_exr_cpuclk", CLK_PLLDTY_ACPU_DIV4, 11, 5, 5, 21,
+ BUS_MSTOP(7, BIT(9))),
+ DEF_MOD("usb2_0_pclk_usbtst0", CLK_PLLDTY_ACPU_DIV4, 11, 6, 5, 22,
+ BUS_MSTOP(7, BIT(10))),
+ DEF_MOD("usb2_0_pclk_usbtst1", CLK_PLLDTY_ACPU_DIV4, 11, 7, 5, 23,
+ BUS_MSTOP(7, BIT(11))),
DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_tx_i", CLK_SMUX2_GBE0_TXCLK, 11, 8, 5, 24,
BUS_MSTOP(8, BIT(5)), 1),
DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_rx_i", CLK_SMUX2_GBE0_RXCLK, 11, 9, 5, 25,
@@ -300,12 +442,41 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
static const struct rzv2h_reset r9a09g047_resets[] __initconst = {
DEF_RST(3, 0, 1, 1), /* SYS_0_PRESETN */
+ DEF_RST(3, 1, 1, 2), /* DMAC_0_ARESETN */
+ DEF_RST(3, 2, 1, 3), /* DMAC_1_ARESETN */
+ DEF_RST(3, 3, 1, 4), /* DMAC_2_ARESETN */
+ DEF_RST(3, 4, 1, 5), /* DMAC_3_ARESETN */
+ DEF_RST(3, 5, 1, 6), /* DMAC_4_ARESETN */
DEF_RST(3, 6, 1, 7), /* ICU_0_PRESETN_I */
DEF_RST(3, 8, 1, 9), /* GIC_0_GICRESET_N */
DEF_RST(3, 9, 1, 10), /* GIC_0_DBG_GICRESET_N */
+ DEF_RST(5, 9, 2, 10), /* GPT_0_RST_P_REG */
+ DEF_RST(5, 10, 2, 11), /* GPT_0_RST_S_REG */
+ DEF_RST(5, 11, 2, 12), /* GPT_1_RST_P_REG */
+ DEF_RST(5, 12, 2, 13), /* GPT_1_RST_S_REG */
DEF_RST(7, 6, 3, 7), /* WDT_1_RESET */
DEF_RST(7, 7, 3, 8), /* WDT_2_RESET */
DEF_RST(7, 8, 3, 9), /* WDT_3_RESET */
+ DEF_RST(8, 1, 3, 18), /* RSCI0_PRESETN */
+ DEF_RST(8, 2, 3, 19), /* RSCI0_TRESETN */
+ DEF_RST(8, 3, 3, 20), /* RSCI1_PRESETN */
+ DEF_RST(8, 4, 3, 21), /* RSCI1_TRESETN */
+ DEF_RST(8, 5, 3, 22), /* RSCI2_PRESETN */
+ DEF_RST(8, 6, 3, 23), /* RSCI2_TRESETN */
+ DEF_RST(8, 7, 3, 24), /* RSCI3_PRESETN */
+ DEF_RST(8, 8, 3, 25), /* RSCI3_TRESETN */
+ DEF_RST(8, 9, 3, 26), /* RSCI4_PRESETN */
+ DEF_RST(8, 10, 3, 27), /* RSCI4_TRESETN */
+ DEF_RST(8, 11, 3, 28), /* RSCI5_PRESETN */
+ DEF_RST(8, 12, 3, 29), /* RSCI5_TRESETN */
+ DEF_RST(8, 13, 3, 30), /* RSCI6_PRESETN */
+ DEF_RST(8, 14, 3, 31), /* RSCI6_TRESETN */
+ DEF_RST(8, 15, 4, 0), /* RSCI7_PRESETN */
+ DEF_RST(9, 0, 4, 1), /* RSCI7_TRESETN */
+ DEF_RST(9, 1, 4, 2), /* RSCI8_PRESETN */
+ DEF_RST(9, 2, 4, 3), /* RSCI8_TRESETN */
+ DEF_RST(9, 3, 4, 4), /* RSCI9_PRESETN */
+ DEF_RST(9, 4, 4, 5), /* RSCI9_TRESETN */
DEF_RST(9, 5, 4, 6), /* SCIF_0_RST_SYSTEM_N */
DEF_RST(9, 6, 4, 7), /* I3C_0_PRESETN */
DEF_RST(9, 7, 4, 8), /* I3C_0_TRESETN */
@@ -325,6 +496,11 @@ static const struct rzv2h_reset r9a09g047_resets[] __initconst = {
DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */
DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */
DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */
+ DEF_RST(10, 10, 4, 27), /* USB3_0_ARESETN */
+ DEF_RST(10, 12, 4, 29), /* USB2_0_U2H0_HRESETN */
+ DEF_RST(10, 13, 4, 30), /* USB2_0_U2H1_HRESETN */
+ DEF_RST(10, 14, 4, 31), /* USB2_0_U2P_EXL_SYSRST */
+ DEF_RST(10, 15, 5, 0), /* USB2_0_PRESETN */
DEF_RST(11, 0, 5, 1), /* GBETH_0_ARESETN_I */
DEF_RST(11, 1, 5, 2), /* GBETH_1_ARESETN_I */
DEF_RST(12, 5, 5, 22), /* CRU_0_PRESETN */
diff --git a/drivers/clk/renesas/r9a09g056-cpg.c b/drivers/clk/renesas/r9a09g056-cpg.c
index 437af86f49dd..f48a082e65d7 100644
--- a/drivers/clk/renesas/r9a09g056-cpg.c
+++ b/drivers/clk/renesas/r9a09g056-cpg.c
@@ -6,6 +6,7 @@
*/
#include <linux/clk-provider.h>
+#include <linux/clk/renesas.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -16,7 +17,7 @@
enum clk_ids {
/* Core Clock Outputs exported to DT */
- LAST_DT_CORE_CLK = R9A09G056_SPI_CLK_SPI,
+ LAST_DT_CORE_CLK = R9A09G056_USB3_0_CLKCORE,
/* External Input Clocks */
CLK_AUDIO_EXTAL,
@@ -28,7 +29,9 @@ enum clk_ids {
CLK_PLLCLN,
CLK_PLLDTY,
CLK_PLLCA55,
+ CLK_PLLVDO,
CLK_PLLETH,
+ CLK_PLLDSI,
CLK_PLLGPU,
/* Internal Core Clocks */
@@ -36,10 +39,10 @@ enum clk_ids {
CLK_PLLCM33_DIV4,
CLK_PLLCM33_DIV5,
CLK_PLLCM33_DIV16,
+ CLK_PLLCM33_GEAR,
CLK_SMUX2_XSPI_CLK0,
CLK_SMUX2_XSPI_CLK1,
CLK_PLLCM33_XSPI,
- CLK_PLLCM33_GEAR,
CLK_PLLCLN_DIV2,
CLK_PLLCLN_DIV8,
CLK_PLLCLN_DIV16,
@@ -47,6 +50,10 @@ enum clk_ids {
CLK_PLLDTY_ACPU_DIV2,
CLK_PLLDTY_ACPU_DIV4,
CLK_PLLDTY_DIV8,
+ CLK_PLLDTY_DIV16,
+ CLK_PLLVDO_CRU0,
+ CLK_PLLVDO_CRU1,
+ CLK_PLLVDO_ISP,
CLK_PLLETH_DIV_250_FIX,
CLK_PLLETH_DIV_125_FIX,
CLK_CSDIV_PLLETH_GBE0,
@@ -55,6 +62,9 @@ enum clk_ids {
CLK_SMUX2_GBE0_RXCLK,
CLK_SMUX2_GBE1_TXCLK,
CLK_SMUX2_GBE1_RXCLK,
+ CLK_CDIV4_PLLETH_LPCLK,
+ CLK_PLLETH_LPCLK_GEAR,
+ CLK_PLLDSI_GEAR,
CLK_PLLGPU_GEAR,
/* Module Clocks */
@@ -69,6 +79,12 @@ static const struct clk_div_table dtable_1_8[] = {
{0, 0},
};
+static const struct clk_div_table dtable_2_4[] = {
+ {0, 2},
+ {1, 4},
+ {0, 0},
+};
+
static const struct clk_div_table dtable_2_16[] = {
{0, 2},
{1, 4},
@@ -77,6 +93,26 @@ static const struct clk_div_table dtable_2_16[] = {
{0, 0},
};
+static const struct clk_div_table dtable_2_32[] = {
+ {0, 2},
+ {1, 4},
+ {2, 6},
+ {3, 8},
+ {4, 10},
+ {5, 12},
+ {6, 14},
+ {7, 16},
+ {8, 18},
+ {9, 20},
+ {10, 22},
+ {11, 24},
+ {12, 26},
+ {13, 28},
+ {14, 30},
+ {15, 32},
+ {0, 0},
+};
+
static const struct clk_div_table dtable_2_64[] = {
{0, 2},
{1, 4},
@@ -93,6 +129,17 @@ static const struct clk_div_table dtable_2_100[] = {
{0, 0},
};
+static const struct clk_div_table dtable_16_128[] = {
+ {0, 16},
+ {1, 32},
+ {2, 64},
+ {3, 128},
+ {0, 0},
+};
+
+RZV2H_CPG_PLL_DSI_LIMITS(rzv2n_cpg_pll_dsi_limits);
+#define PLLDSI PLL_PACK_LIMITS(0xc0, 1, 0, &rzv2n_cpg_pll_dsi_limits)
+
/* Mux clock tables */
static const char * const smux2_gbe0_rxclk[] = { ".plleth_gbe0", "et0_rxclk" };
static const char * const smux2_gbe0_txclk[] = { ".plleth_gbe0", "et0_txclk" };
@@ -112,7 +159,9 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
DEF_FIXED(".pllcln", CLK_PLLCLN, CLK_QEXTAL, 200, 3),
DEF_FIXED(".plldty", CLK_PLLDTY, CLK_QEXTAL, 200, 3),
DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55),
+ DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2),
DEF_FIXED(".plleth", CLK_PLLETH, CLK_QEXTAL, 125, 3),
+ DEF_PLLDSI(".plldsi", CLK_PLLDSI, CLK_QEXTAL, PLLDSI),
DEF_PLL(".pllgpu", CLK_PLLGPU, CLK_QEXTAL, PLLGPU),
/* Internal Core Clocks */
@@ -120,11 +169,11 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
DEF_FIXED(".pllcm33_div4", CLK_PLLCM33_DIV4, CLK_PLLCM33, 1, 4),
DEF_FIXED(".pllcm33_div5", CLK_PLLCM33_DIV5, CLK_PLLCM33, 1, 5),
DEF_FIXED(".pllcm33_div16", CLK_PLLCM33_DIV16, CLK_PLLCM33, 1, 16),
+ DEF_DDIV(".pllcm33_gear", CLK_PLLCM33_GEAR, CLK_PLLCM33_DIV4, CDDIV0_DIVCTL1, dtable_2_64),
DEF_SMUX(".smux2_xspi_clk0", CLK_SMUX2_XSPI_CLK0, SSEL1_SELCTL2, smux2_xspi_clk0),
DEF_SMUX(".smux2_xspi_clk1", CLK_SMUX2_XSPI_CLK1, SSEL1_SELCTL3, smux2_xspi_clk1),
DEF_CSDIV(".pllcm33_xspi", CLK_PLLCM33_XSPI, CLK_SMUX2_XSPI_CLK1, CSDIV0_DIVCTL3,
dtable_2_16),
- DEF_DDIV(".pllcm33_gear", CLK_PLLCM33_GEAR, CLK_PLLCM33_DIV4, CDDIV0_DIVCTL1, dtable_2_64),
DEF_FIXED(".pllcln_div2", CLK_PLLCLN_DIV2, CLK_PLLCLN, 1, 2),
DEF_FIXED(".pllcln_div8", CLK_PLLCLN_DIV8, CLK_PLLCLN, 1, 8),
@@ -134,6 +183,11 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
DEF_FIXED(".plldty_acpu_div2", CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU, 1, 2),
DEF_FIXED(".plldty_acpu_div4", CLK_PLLDTY_ACPU_DIV4, CLK_PLLDTY_ACPU, 1, 4),
DEF_FIXED(".plldty_div8", CLK_PLLDTY_DIV8, CLK_PLLDTY, 1, 8),
+ DEF_FIXED(".plldty_div16", CLK_PLLDTY_DIV16, CLK_PLLDTY, 1, 16),
+
+ DEF_DDIV(".pllvdo_cru0", CLK_PLLVDO_CRU0, CLK_PLLVDO, CDDIV3_DIVCTL3, dtable_2_4),
+ DEF_DDIV(".pllvdo_cru1", CLK_PLLVDO_CRU1, CLK_PLLVDO, CDDIV4_DIVCTL0, dtable_2_4),
+ DEF_DDIV(".pllvdo_isp", CLK_PLLVDO_ISP, CLK_PLLVDO, CDDIV2_DIVCTL3, dtable_2_64),
DEF_FIXED(".plleth_250_fix", CLK_PLLETH_DIV_250_FIX, CLK_PLLETH, 1, 4),
DEF_FIXED(".plleth_125_fix", CLK_PLLETH_DIV_125_FIX, CLK_PLLETH_DIV_250_FIX, 1, 2),
@@ -145,6 +199,12 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
DEF_SMUX(".smux2_gbe0_rxclk", CLK_SMUX2_GBE0_RXCLK, SSEL0_SELCTL3, smux2_gbe0_rxclk),
DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_gbe1_txclk),
DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_gbe1_rxclk),
+ DEF_FIXED(".cdiv4_plleth_lpclk", CLK_CDIV4_PLLETH_LPCLK, CLK_PLLETH, 1, 4),
+ DEF_CSDIV(".plleth_lpclk_gear", CLK_PLLETH_LPCLK_GEAR, CLK_CDIV4_PLLETH_LPCLK,
+ CSDIV0_DIVCTL2, dtable_16_128),
+
+ DEF_PLLDSI_DIV(".plldsi_gear", CLK_PLLDSI_GEAR, CLK_PLLDSI,
+ CSDIV1_DIVCTL2, dtable_2_32),
DEF_DDIV(".pllgpu_gear", CLK_PLLGPU_GEAR, CLK_PLLGPU, CDDIV3_DIVCTL1, dtable_2_64),
@@ -166,6 +226,8 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
CLK_PLLETH_DIV_125_FIX, 1, 1),
DEF_FIXED_MOD_STATUS("spi_clk_spi", R9A09G056_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2,
FIXED_MOD_CONF_XSPI),
+ DEF_FIXED("usb3_0_ref_alt_clk_p", R9A09G056_USB3_0_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
+ DEF_FIXED("usb3_0_core_clk", R9A09G056_USB3_0_CLKCORE, CLK_QEXTAL, 1, 1),
};
static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
@@ -205,6 +267,12 @@ static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
BUS_MSTOP(5, BIT(13))),
DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15,
BUS_MSTOP(3, BIT(14))),
+ DEF_MOD("i3c_0_pclkrw", CLK_PLLCLN_DIV16, 9, 0, 4, 16,
+ BUS_MSTOP(10, BIT(15))),
+ DEF_MOD("i3c_0_pclk", CLK_PLLCLN_DIV16, 9, 1, 4, 17,
+ BUS_MSTOP(10, BIT(15))),
+ DEF_MOD("i3c_0_tclk", CLK_PLLCLN_DIV8, 9, 2, 4, 18,
+ BUS_MSTOP(10, BIT(15))),
DEF_MOD("riic_8_ckm", CLK_PLLCM33_DIV16, 9, 3, 4, 19,
BUS_MSTOP(3, BIT(13))),
DEF_MOD("riic_0_ckm", CLK_PLLCLN_DIV16, 9, 4, 4, 20,
@@ -253,6 +321,10 @@ static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
BUS_MSTOP(8, BIT(4))),
DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14,
BUS_MSTOP(8, BIT(4))),
+ DEF_MOD("usb3_0_aclk", CLK_PLLDTY_DIV8, 10, 15, 5, 15,
+ BUS_MSTOP(7, BIT(12))),
+ DEF_MOD("usb3_0_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 0, 5, 16,
+ BUS_MSTOP(7, BIT(14))),
DEF_MOD("usb2_0_u2h0_hclk", CLK_PLLDTY_DIV8, 11, 3, 5, 19,
BUS_MSTOP(7, BIT(7))),
DEF_MOD("usb2_0_u2p_exr_cpuclk", CLK_PLLDTY_ACPU_DIV4, 11, 5, 5, 21,
@@ -283,6 +355,42 @@ static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
BUS_MSTOP(8, BIT(6))),
DEF_MOD("gbeth_1_aclk_i", CLK_PLLDTY_DIV8, 12, 3, 6, 3,
BUS_MSTOP(8, BIT(6))),
+ DEF_MOD("cru_0_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 2, 6, 18,
+ BUS_MSTOP(9, BIT(4))),
+ DEF_MOD_NO_PM("cru_0_vclk", CLK_PLLVDO_CRU0, 13, 3, 6, 19,
+ BUS_MSTOP(9, BIT(4))),
+ DEF_MOD("cru_0_pclk", CLK_PLLDTY_DIV16, 13, 4, 6, 20,
+ BUS_MSTOP(9, BIT(4))),
+ DEF_MOD("cru_1_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 5, 6, 21,
+ BUS_MSTOP(9, BIT(5))),
+ DEF_MOD_NO_PM("cru_1_vclk", CLK_PLLVDO_CRU1, 13, 6, 6, 22,
+ BUS_MSTOP(9, BIT(5))),
+ DEF_MOD("cru_1_pclk", CLK_PLLDTY_DIV16, 13, 7, 6, 23,
+ BUS_MSTOP(9, BIT(5))),
+ DEF_MOD("isp_0_reg_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 2, 7, 2,
+ BUS_MSTOP(9, BIT(8))),
+ DEF_MOD("isp_0_pclk", CLK_PLLDTY_DIV16, 14, 3, 7, 3,
+ BUS_MSTOP(9, BIT(8))),
+ DEF_MOD("isp_0_vin_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 4, 7, 4,
+ BUS_MSTOP(9, BIT(9))),
+ DEF_MOD("isp_0_isp_sclk", CLK_PLLVDO_ISP, 14, 5, 7, 5,
+ BUS_MSTOP(9, BIT(9))),
+ DEF_MOD("dsi_0_pclk", CLK_PLLDTY_DIV16, 14, 8, 7, 8,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 9, 7, 9,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_vclk1", CLK_PLLDSI_GEAR, 14, 10, 7, 10,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_lpclk", CLK_PLLETH_LPCLK_GEAR, 14, 11, 7, 11,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_pllref_clk", CLK_QEXTAL, 14, 12, 7, 12,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("lcdc_0_clk_a", CLK_PLLDTY_ACPU_DIV2, 14, 13, 7, 13,
+ BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
+ DEF_MOD("lcdc_0_clk_p", CLK_PLLDTY_DIV16, 14, 14, 7, 14,
+ BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
+ DEF_MOD("lcdc_0_clk_d", CLK_PLLDSI_GEAR, 14, 15, 7, 15,
+ BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
DEF_MOD("gpu_0_clk", CLK_PLLGPU_GEAR, 15, 0, 7, 16,
BUS_MSTOP(3, BIT(4))),
DEF_MOD("gpu_0_axi_clk", CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17,
@@ -308,6 +416,8 @@ static const struct rzv2h_reset r9a09g056_resets[] __initconst = {
DEF_RST(7, 7, 3, 8), /* WDT_2_RESET */
DEF_RST(7, 8, 3, 9), /* WDT_3_RESET */
DEF_RST(9, 5, 4, 6), /* SCIF_0_RST_SYSTEM_N */
+ DEF_RST(9, 6, 4, 7), /* I3C_0_PRESETN */
+ DEF_RST(9, 7, 4, 8), /* I3C_0_TRESETN */
DEF_RST(9, 8, 4, 9), /* RIIC_0_MRST */
DEF_RST(9, 9, 4, 10), /* RIIC_1_MRST */
DEF_RST(9, 10, 4, 11), /* RIIC_2_MRST */
@@ -317,16 +427,30 @@ static const struct rzv2h_reset r9a09g056_resets[] __initconst = {
DEF_RST(9, 14, 4, 15), /* RIIC_6_MRST */
DEF_RST(9, 15, 4, 16), /* RIIC_7_MRST */
DEF_RST(10, 0, 4, 17), /* RIIC_8_MRST */
- DEF_RST(10, 3, 4, 20), /* SPI_HRESETN */
- DEF_RST(10, 4, 4, 21), /* SPI_ARESETN */
+ DEF_RST(10, 3, 4, 20), /* SPI_HRESETN */
+ DEF_RST(10, 4, 4, 21), /* SPI_ARESETN */
DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */
DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */
DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */
+ DEF_RST(10, 10, 4, 27), /* USB3_0_ARESETN */
DEF_RST(10, 12, 4, 29), /* USB2_0_U2H0_HRESETN */
DEF_RST(10, 14, 4, 31), /* USB2_0_U2P_EXL_SYSRST */
DEF_RST(10, 15, 5, 0), /* USB2_0_PRESETN */
DEF_RST(11, 0, 5, 1), /* GBETH_0_ARESETN_I */
DEF_RST(11, 1, 5, 2), /* GBETH_1_ARESETN_I */
+ DEF_RST(12, 5, 5, 22), /* CRU_0_PRESETN */
+ DEF_RST(12, 6, 5, 23), /* CRU_0_ARESETN */
+ DEF_RST(12, 7, 5, 24), /* CRU_0_S_RESETN */
+ DEF_RST(12, 8, 5, 25), /* CRU_1_PRESETN */
+ DEF_RST(12, 9, 5, 26), /* CRU_1_ARESETN */
+ DEF_RST(12, 10, 5, 27), /* CRU_1_S_RESETN */
+ DEF_RST(13, 1, 6, 2), /* ISP_0_VIN_ARESETN */
+ DEF_RST(13, 2, 6, 3), /* ISP_0_REG_ARESETN */
+ DEF_RST(13, 3, 6, 4), /* ISP_0_ISP_SRESETN */
+ DEF_RST(13, 4, 6, 5), /* ISP_0_PRESETN */
+ DEF_RST(13, 7, 6, 8), /* DSI_0_PRESETN */
+ DEF_RST(13, 8, 6, 9), /* DSI_0_ARESETN */
+ DEF_RST(13, 12, 6, 13), /* LCDC_0_RESET_N */
DEF_RST(13, 13, 6, 14), /* GPU_0_RESETN */
DEF_RST(13, 14, 6, 15), /* GPU_0_AXI_RESETN */
DEF_RST(13, 15, 6, 16), /* GPU_0_ACE_RESETN */
diff --git a/drivers/clk/renesas/r9a09g057-cpg.c b/drivers/clk/renesas/r9a09g057-cpg.c
index f7de69a93de1..400d9e94f2e9 100644
--- a/drivers/clk/renesas/r9a09g057-cpg.c
+++ b/drivers/clk/renesas/r9a09g057-cpg.c
@@ -6,6 +6,7 @@
*/
#include <linux/clk-provider.h>
+#include <linux/clk/renesas.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -16,7 +17,7 @@
enum clk_ids {
/* Core Clock Outputs exported to DT */
- LAST_DT_CORE_CLK = R9A09G057_SPI_CLK_SPI,
+ LAST_DT_CORE_CLK = R9A09G057_USB3_1_CLKCORE,
/* External Input Clocks */
CLK_AUDIO_EXTAL,
@@ -30,6 +31,7 @@ enum clk_ids {
CLK_PLLCA55,
CLK_PLLVDO,
CLK_PLLETH,
+ CLK_PLLDSI,
CLK_PLLGPU,
/* Internal Core Clocks */
@@ -55,6 +57,7 @@ enum clk_ids {
CLK_PLLVDO_CRU1,
CLK_PLLVDO_CRU2,
CLK_PLLVDO_CRU3,
+ CLK_PLLVDO_ISP,
CLK_PLLETH_DIV_250_FIX,
CLK_PLLETH_DIV_125_FIX,
CLK_CSDIV_PLLETH_GBE0,
@@ -63,6 +66,9 @@ enum clk_ids {
CLK_SMUX2_GBE0_RXCLK,
CLK_SMUX2_GBE1_TXCLK,
CLK_SMUX2_GBE1_RXCLK,
+ CLK_CDIV4_PLLETH_LPCLK,
+ CLK_PLLETH_LPCLK_GEAR,
+ CLK_PLLDSI_GEAR,
CLK_PLLGPU_GEAR,
/* Module Clocks */
@@ -91,6 +97,26 @@ static const struct clk_div_table dtable_2_16[] = {
{0, 0},
};
+static const struct clk_div_table dtable_2_32[] = {
+ {0, 2},
+ {1, 4},
+ {2, 6},
+ {3, 8},
+ {4, 10},
+ {5, 12},
+ {6, 14},
+ {7, 16},
+ {8, 18},
+ {9, 20},
+ {10, 22},
+ {11, 24},
+ {12, 26},
+ {13, 28},
+ {14, 30},
+ {15, 32},
+ {0, 0},
+};
+
static const struct clk_div_table dtable_2_64[] = {
{0, 2},
{1, 4},
@@ -107,6 +133,17 @@ static const struct clk_div_table dtable_2_100[] = {
{0, 0},
};
+static const struct clk_div_table dtable_16_128[] = {
+ {0, 16},
+ {1, 32},
+ {2, 64},
+ {3, 128},
+ {0, 0},
+};
+
+RZV2H_CPG_PLL_DSI_LIMITS(rzv2h_cpg_pll_dsi_limits);
+#define PLLDSI PLL_PACK_LIMITS(0xc0, 1, 0, &rzv2h_cpg_pll_dsi_limits)
+
/* Mux clock tables */
static const char * const smux2_gbe0_rxclk[] = { ".plleth_gbe0", "et0_rxclk" };
static const char * const smux2_gbe0_txclk[] = { ".plleth_gbe0", "et0_txclk" };
@@ -128,15 +165,15 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55),
DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2),
DEF_FIXED(".plleth", CLK_PLLETH, CLK_QEXTAL, 125, 3),
+ DEF_PLLDSI(".plldsi", CLK_PLLDSI, CLK_QEXTAL, PLLDSI),
DEF_PLL(".pllgpu", CLK_PLLGPU, CLK_QEXTAL, PLLGPU),
/* Internal Core Clocks */
DEF_FIXED(".pllcm33_div3", CLK_PLLCM33_DIV3, CLK_PLLCM33, 1, 3),
DEF_FIXED(".pllcm33_div4", CLK_PLLCM33_DIV4, CLK_PLLCM33, 1, 4),
DEF_FIXED(".pllcm33_div5", CLK_PLLCM33_DIV5, CLK_PLLCM33, 1, 5),
- DEF_DDIV(".pllcm33_gear", CLK_PLLCM33_GEAR,
- CLK_PLLCM33_DIV4, CDDIV0_DIVCTL1, dtable_2_64),
DEF_FIXED(".pllcm33_div16", CLK_PLLCM33_DIV16, CLK_PLLCM33, 1, 16),
+ DEF_DDIV(".pllcm33_gear", CLK_PLLCM33_GEAR, CLK_PLLCM33_DIV4, CDDIV0_DIVCTL1, dtable_2_64),
DEF_SMUX(".smux2_xspi_clk0", CLK_SMUX2_XSPI_CLK0, SSEL1_SELCTL2, smux2_xspi_clk0),
DEF_SMUX(".smux2_xspi_clk1", CLK_SMUX2_XSPI_CLK1, SSEL1_SELCTL3, smux2_xspi_clk1),
DEF_CSDIV(".pllcm33_xspi", CLK_PLLCM33_XSPI, CLK_SMUX2_XSPI_CLK1, CSDIV0_DIVCTL3,
@@ -158,6 +195,7 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
DEF_DDIV(".pllvdo_cru1", CLK_PLLVDO_CRU1, CLK_PLLVDO, CDDIV4_DIVCTL0, dtable_2_4),
DEF_DDIV(".pllvdo_cru2", CLK_PLLVDO_CRU2, CLK_PLLVDO, CDDIV4_DIVCTL1, dtable_2_4),
DEF_DDIV(".pllvdo_cru3", CLK_PLLVDO_CRU3, CLK_PLLVDO, CDDIV4_DIVCTL2, dtable_2_4),
+ DEF_DDIV(".pllvdo_isp", CLK_PLLVDO_ISP, CLK_PLLVDO, CDDIV2_DIVCTL3, dtable_2_64),
DEF_FIXED(".plleth_250_fix", CLK_PLLETH_DIV_250_FIX, CLK_PLLETH, 1, 4),
DEF_FIXED(".plleth_125_fix", CLK_PLLETH_DIV_125_FIX, CLK_PLLETH_DIV_250_FIX, 1, 2),
@@ -169,6 +207,12 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
DEF_SMUX(".smux2_gbe0_rxclk", CLK_SMUX2_GBE0_RXCLK, SSEL0_SELCTL3, smux2_gbe0_rxclk),
DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_gbe1_txclk),
DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_gbe1_rxclk),
+ DEF_FIXED(".cdiv4_plleth_lpclk", CLK_CDIV4_PLLETH_LPCLK, CLK_PLLETH, 1, 4),
+ DEF_CSDIV(".plleth_lpclk_gear", CLK_PLLETH_LPCLK_GEAR, CLK_CDIV4_PLLETH_LPCLK,
+ CSDIV0_DIVCTL2, dtable_16_128),
+
+ DEF_PLLDSI_DIV(".plldsi_gear", CLK_PLLDSI_GEAR, CLK_PLLDSI,
+ CSDIV1_DIVCTL2, dtable_2_32),
DEF_DDIV(".pllgpu_gear", CLK_PLLGPU_GEAR, CLK_PLLGPU, CDDIV3_DIVCTL1, dtable_2_64),
@@ -191,6 +235,10 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
CLK_PLLETH_DIV_125_FIX, 1, 1),
DEF_FIXED_MOD_STATUS("spi_clk_spi", R9A09G057_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2,
FIXED_MOD_CONF_XSPI),
+ DEF_FIXED("usb3_0_ref_alt_clk_p", R9A09G057_USB3_0_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
+ DEF_FIXED("usb3_0_core_clk", R9A09G057_USB3_0_CLKCORE, CLK_QEXTAL, 1, 1),
+ DEF_FIXED("usb3_1_ref_alt_clk_p", R9A09G057_USB3_1_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
+ DEF_FIXED("usb3_1_core_clk", R9A09G057_USB3_1_CLKCORE, CLK_QEXTAL, 1, 1),
};
static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
@@ -240,6 +288,8 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
BUS_MSTOP(5, BIT(13))),
DEF_MOD("wdt_3_clk_loco", CLK_QEXTAL, 5, 2, 2, 18,
BUS_MSTOP(5, BIT(13))),
+ DEF_MOD("rtc_0_clk_rtc", CLK_PLLCM33_DIV16, 5, 3, 2, 19,
+ BUS_MSTOP(3, BIT(11) | BIT(12))),
DEF_MOD("rspi_0_pclk", CLK_PLLCLN_DIV8, 5, 4, 2, 20,
BUS_MSTOP(11, BIT(0))),
DEF_MOD("rspi_0_pclk_sfr", CLK_PLLCLN_DIV8, 5, 5, 2, 21,
@@ -260,6 +310,12 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
BUS_MSTOP(11, BIT(2))),
DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15,
BUS_MSTOP(3, BIT(14))),
+ DEF_MOD("i3c_0_pclkrw", CLK_PLLCLN_DIV16, 9, 0, 4, 16,
+ BUS_MSTOP(10, BIT(15))),
+ DEF_MOD("i3c_0_pclk", CLK_PLLCLN_DIV16, 9, 1, 4, 17,
+ BUS_MSTOP(10, BIT(15))),
+ DEF_MOD("i3c_0_tclk", CLK_PLLCLN_DIV8, 9, 2, 4, 18,
+ BUS_MSTOP(10, BIT(15))),
DEF_MOD("riic_8_ckm", CLK_PLLCM33_DIV16, 9, 3, 4, 19,
BUS_MSTOP(3, BIT(13))),
DEF_MOD("riic_0_ckm", CLK_PLLCLN_DIV16, 9, 4, 4, 20,
@@ -308,6 +364,14 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
BUS_MSTOP(8, BIT(4))),
DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14,
BUS_MSTOP(8, BIT(4))),
+ DEF_MOD("usb3_0_aclk", CLK_PLLDTY_DIV8, 10, 15, 5, 15,
+ BUS_MSTOP(7, BIT(12))),
+ DEF_MOD("usb3_0_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 0, 5, 16,
+ BUS_MSTOP(7, BIT(14))),
+ DEF_MOD("usb3_1_aclk", CLK_PLLDTY_DIV8, 11, 1, 5, 17,
+ BUS_MSTOP(7, BIT(13))),
+ DEF_MOD("usb3_1_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 2, 5, 18,
+ BUS_MSTOP(7, BIT(15))),
DEF_MOD("usb2_0_u2h0_hclk", CLK_PLLDTY_DIV8, 11, 3, 5, 19,
BUS_MSTOP(7, BIT(7))),
DEF_MOD("usb2_0_u2h1_hclk", CLK_PLLDTY_DIV8, 11, 4, 5, 20,
@@ -366,12 +430,40 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
BUS_MSTOP(9, BIT(7))),
DEF_MOD("cru_3_pclk", CLK_PLLDTY_DIV16, 13, 13, 6, 29,
BUS_MSTOP(9, BIT(7))),
+ DEF_MOD("isp_0_reg_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 2, 7, 2,
+ BUS_MSTOP(9, BIT(8))),
+ DEF_MOD("isp_0_pclk", CLK_PLLDTY_DIV16, 14, 3, 7, 3,
+ BUS_MSTOP(9, BIT(8))),
+ DEF_MOD("isp_0_vin_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 4, 7, 4,
+ BUS_MSTOP(9, BIT(9))),
+ DEF_MOD("isp_0_isp_sclk", CLK_PLLVDO_ISP, 14, 5, 7, 5,
+ BUS_MSTOP(9, BIT(9))),
+ DEF_MOD("dsi_0_pclk", CLK_PLLDTY_DIV16, 14, 8, 7, 8,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 9, 7, 9,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_vclk1", CLK_PLLDSI_GEAR, 14, 10, 7, 10,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_lpclk", CLK_PLLETH_LPCLK_GEAR, 14, 11, 7, 11,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("dsi_0_pllref_clk", CLK_QEXTAL, 14, 12, 7, 12,
+ BUS_MSTOP(9, BIT(14) | BIT(15))),
+ DEF_MOD("lcdc_0_clk_a", CLK_PLLDTY_ACPU_DIV2, 14, 13, 7, 13,
+ BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
+ DEF_MOD("lcdc_0_clk_p", CLK_PLLDTY_DIV16, 14, 14, 7, 14,
+ BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
+ DEF_MOD("lcdc_0_clk_d", CLK_PLLDSI_GEAR, 14, 15, 7, 15,
+ BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
DEF_MOD("gpu_0_clk", CLK_PLLGPU_GEAR, 15, 0, 7, 16,
BUS_MSTOP(3, BIT(4))),
DEF_MOD("gpu_0_axi_clk", CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17,
BUS_MSTOP(3, BIT(4))),
DEF_MOD("gpu_0_ace_clk", CLK_PLLDTY_ACPU_DIV2, 15, 2, 7, 18,
BUS_MSTOP(3, BIT(4))),
+ DEF_MOD("tsu_0_pclk", CLK_QEXTAL, 16, 9, 8, 9,
+ BUS_MSTOP(5, BIT(2))),
+ DEF_MOD("tsu_1_pclk", CLK_QEXTAL, 16, 10, 8, 10,
+ BUS_MSTOP(2, BIT(15))),
};
static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
@@ -396,6 +488,8 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
DEF_RST(7, 6, 3, 7), /* WDT_1_RESET */
DEF_RST(7, 7, 3, 8), /* WDT_2_RESET */
DEF_RST(7, 8, 3, 9), /* WDT_3_RESET */
+ DEF_RST(7, 9, 3, 10), /* RTC_0_RST_RTC */
+ DEF_RST(7, 10, 3, 11), /* RTC_0_RST_RTC_V */
DEF_RST(7, 11, 3, 12), /* RSPI_0_PRESETN */
DEF_RST(7, 12, 3, 13), /* RSPI_0_TRESETN */
DEF_RST(7, 13, 3, 14), /* RSPI_1_PRESETN */
@@ -403,6 +497,8 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
DEF_RST(7, 15, 3, 16), /* RSPI_2_PRESETN */
DEF_RST(8, 0, 3, 17), /* RSPI_2_TRESETN */
DEF_RST(9, 5, 4, 6), /* SCIF_0_RST_SYSTEM_N */
+ DEF_RST(9, 6, 4, 7), /* I3C_0_PRESETN */
+ DEF_RST(9, 7, 4, 8), /* I3C_0_TRESETN */
DEF_RST(9, 8, 4, 9), /* RIIC_0_MRST */
DEF_RST(9, 9, 4, 10), /* RIIC_1_MRST */
DEF_RST(9, 10, 4, 11), /* RIIC_2_MRST */
@@ -417,6 +513,8 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */
DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */
DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */
+ DEF_RST(10, 10, 4, 27), /* USB3_0_ARESETN */
+ DEF_RST(10, 11, 4, 28), /* USB3_1_ARESETN */
DEF_RST(10, 12, 4, 29), /* USB2_0_U2H0_HRESETN */
DEF_RST(10, 13, 4, 30), /* USB2_0_U2H1_HRESETN */
DEF_RST(10, 14, 4, 31), /* USB2_0_U2P_EXL_SYSRST */
@@ -435,9 +533,18 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
DEF_RST(12, 14, 5, 31), /* CRU_3_PRESETN */
DEF_RST(12, 15, 6, 0), /* CRU_3_ARESETN */
DEF_RST(13, 0, 6, 1), /* CRU_3_S_RESETN */
+ DEF_RST(13, 1, 6, 2), /* ISP_0_VIN_ARESETN */
+ DEF_RST(13, 2, 6, 3), /* ISP_0_REG_ARESETN */
+ DEF_RST(13, 3, 6, 4), /* ISP_0_ISP_SRESETN */
+ DEF_RST(13, 4, 6, 5), /* ISP_0_PRESETN */
+ DEF_RST(13, 7, 6, 8), /* DSI_0_PRESETN */
+ DEF_RST(13, 8, 6, 9), /* DSI_0_ARESETN */
+ DEF_RST(13, 12, 6, 13), /* LCDC_0_RESET_N */
DEF_RST(13, 13, 6, 14), /* GPU_0_RESETN */
DEF_RST(13, 14, 6, 15), /* GPU_0_AXI_RESETN */
DEF_RST(13, 15, 6, 16), /* GPU_0_ACE_RESETN */
+ DEF_RST(15, 7, 7, 8), /* TSU_0_PRESETN */
+ DEF_RST(15, 8, 7, 9), /* TSU_1_PRESETN */
};
const struct rzv2h_cpg_info r9a09g057_cpg_info __initconst = {
diff --git a/drivers/clk/renesas/r9a09g077-cpg.c b/drivers/clk/renesas/r9a09g077-cpg.c
index c920d6a9707f..fb6cc94d08a1 100644
--- a/drivers/clk/renesas/r9a09g077-cpg.c
+++ b/drivers/clk/renesas/r9a09g077-cpg.c
@@ -46,12 +46,20 @@
#define DIVCA55C2 CONF_PACK(SCKCR2, 10, 1)
#define DIVCA55C3 CONF_PACK(SCKCR2, 11, 1)
#define DIVCA55S CONF_PACK(SCKCR2, 12, 1)
+#define DIVSPI3ASYNC CONF_PACK(SCKCR2, 16, 2)
+#define DIVSCI5ASYNC CONF_PACK(SCKCR2, 18, 2)
+#define DIVSPI0ASYNC CONF_PACK(SCKCR3, 0, 2)
+#define DIVSPI1ASYNC CONF_PACK(SCKCR3, 2, 2)
+#define DIVSPI2ASYNC CONF_PACK(SCKCR3, 4, 2)
#define DIVSCI0ASYNC CONF_PACK(SCKCR3, 6, 2)
+#define DIVSCI1ASYNC CONF_PACK(SCKCR3, 8, 2)
+#define DIVSCI2ASYNC CONF_PACK(SCKCR3, 10, 2)
+#define DIVSCI3ASYNC CONF_PACK(SCKCR3, 12, 2)
+#define DIVSCI4ASYNC CONF_PACK(SCKCR3, 14, 2)
#define SEL_PLL CONF_PACK(SCKCR, 22, 1)
-
enum rzt2h_clk_types {
CLK_TYPE_RZT2H_DIV = CLK_TYPE_CUSTOM, /* Clock with divider */
CLK_TYPE_RZT2H_MUX, /* Clock with clock source selector */
@@ -67,7 +75,7 @@ enum rzt2h_clk_types {
enum clk_ids {
/* Core Clock Outputs exported to DT */
- LAST_DT_CORE_CLK = R9A09G077_SDHI_CLKHS,
+ LAST_DT_CORE_CLK = R9A09G077_ETCLKE,
/* External Input Clocks */
CLK_EXTAL,
@@ -84,6 +92,15 @@ enum clk_ids {
CLK_SEL_CLK_PLL4,
CLK_PLL4D1,
CLK_SCI0ASYNC,
+ CLK_SCI1ASYNC,
+ CLK_SCI2ASYNC,
+ CLK_SCI3ASYNC,
+ CLK_SCI4ASYNC,
+ CLK_SCI5ASYNC,
+ CLK_SPI0ASYNC,
+ CLK_SPI1ASYNC,
+ CLK_SPI2ASYNC,
+ CLK_SPI3ASYNC,
/* Module Clocks */
MOD_CLK_BASE,
@@ -133,6 +150,25 @@ static const struct cpg_core_clk r9a09g077_core_clks[] __initconst = {
DEF_FIXED(".pll4d1", CLK_PLL4D1, CLK_SEL_CLK_PLL4, 1, 1),
DEF_DIV(".sci0async", CLK_SCI0ASYNC, CLK_PLL4D1, DIVSCI0ASYNC,
dtable_24_25_30_32),
+ DEF_DIV(".sci1async", CLK_SCI1ASYNC, CLK_PLL4D1, DIVSCI1ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci2async", CLK_SCI2ASYNC, CLK_PLL4D1, DIVSCI2ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci3async", CLK_SCI3ASYNC, CLK_PLL4D1, DIVSCI3ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci4async", CLK_SCI4ASYNC, CLK_PLL4D1, DIVSCI4ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci5async", CLK_SCI5ASYNC, CLK_PLL4D1, DIVSCI5ASYNC,
+ dtable_24_25_30_32),
+
+ DEF_DIV(".spi0async", CLK_SPI0ASYNC, CLK_PLL4D1, DIVSPI0ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".spi1async", CLK_SPI1ASYNC, CLK_PLL4D1, DIVSPI1ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".spi2async", CLK_SPI2ASYNC, CLK_PLL4D1, DIVSPI2ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".spi3async", CLK_SPI3ASYNC, CLK_PLL4D1, DIVSPI3ASYNC,
+ dtable_24_25_30_32),
/* Core output clk */
DEF_DIV("CA55C0", R9A09G077_CLK_CA55C0, CLK_SEL_CLK_PLL0, DIVCA55C0,
@@ -146,17 +182,44 @@ static const struct cpg_core_clk r9a09g077_core_clks[] __initconst = {
DEF_DIV("CA55S", R9A09G077_CLK_CA55S, CLK_SEL_CLK_PLL0, DIVCA55S,
dtable_1_2),
DEF_FIXED("PCLKGPTL", R9A09G077_CLK_PCLKGPTL, CLK_SEL_CLK_PLL1, 2, 1),
+ DEF_FIXED("PCLKH", R9A09G077_CLK_PCLKH, CLK_SEL_CLK_PLL1, 4, 1),
DEF_FIXED("PCLKM", R9A09G077_CLK_PCLKM, CLK_SEL_CLK_PLL1, 8, 1),
DEF_FIXED("PCLKL", R9A09G077_CLK_PCLKL, CLK_SEL_CLK_PLL1, 16, 1),
+ DEF_FIXED("PCLKAH", R9A09G077_CLK_PCLKAH, CLK_PLL4D1, 6, 1),
DEF_FIXED("PCLKAM", R9A09G077_CLK_PCLKAM, CLK_PLL4D1, 12, 1),
DEF_FIXED("SDHI_CLKHS", R9A09G077_SDHI_CLKHS, CLK_SEL_CLK_PLL2, 1, 1),
+ DEF_FIXED("USB_CLK", R9A09G077_USB_CLK, CLK_PLL4D1, 48, 1),
+ DEF_FIXED("ETCLKA", R9A09G077_ETCLKA, CLK_SEL_CLK_PLL1, 5, 1),
+ DEF_FIXED("ETCLKB", R9A09G077_ETCLKB, CLK_SEL_CLK_PLL1, 8, 1),
+ DEF_FIXED("ETCLKC", R9A09G077_ETCLKC, CLK_SEL_CLK_PLL1, 10, 1),
+ DEF_FIXED("ETCLKD", R9A09G077_ETCLKD, CLK_SEL_CLK_PLL1, 20, 1),
+ DEF_FIXED("ETCLKE", R9A09G077_ETCLKE, CLK_SEL_CLK_PLL1, 40, 1),
};
static const struct mssr_mod_clk r9a09g077_mod_clks[] __initconst = {
DEF_MOD("sci0fck", 8, CLK_SCI0ASYNC),
+ DEF_MOD("sci1fck", 9, CLK_SCI1ASYNC),
+ DEF_MOD("sci2fck", 10, CLK_SCI2ASYNC),
+ DEF_MOD("sci3fck", 11, CLK_SCI3ASYNC),
+ DEF_MOD("sci4fck", 12, CLK_SCI4ASYNC),
DEF_MOD("iic0", 100, R9A09G077_CLK_PCLKL),
DEF_MOD("iic1", 101, R9A09G077_CLK_PCLKL),
+ DEF_MOD("spi0", 104, CLK_SPI0ASYNC),
+ DEF_MOD("spi1", 105, CLK_SPI1ASYNC),
+ DEF_MOD("spi2", 106, CLK_SPI2ASYNC),
+ DEF_MOD("adc0", 206, R9A09G077_CLK_PCLKH),
+ DEF_MOD("adc1", 207, R9A09G077_CLK_PCLKH),
+ DEF_MOD("adc2", 225, R9A09G077_CLK_PCLKM),
+ DEF_MOD("tsu", 307, R9A09G077_CLK_PCLKL),
+ DEF_MOD("gmac0", 400, R9A09G077_CLK_PCLKM),
+ DEF_MOD("ethsw", 401, R9A09G077_CLK_PCLKM),
+ DEF_MOD("ethss", 403, R9A09G077_CLK_PCLKM),
+ DEF_MOD("usb", 408, R9A09G077_CLK_PCLKAM),
+ DEF_MOD("gmac1", 416, R9A09G077_CLK_PCLKAM),
+ DEF_MOD("gmac2", 417, R9A09G077_CLK_PCLKAM),
+ DEF_MOD("sci5fck", 600, CLK_SCI5ASYNC),
DEF_MOD("iic2", 601, R9A09G077_CLK_PCLKL),
+ DEF_MOD("spi3", 602, CLK_SPI3ASYNC),
DEF_MOD("sdhi0", 1212, R9A09G077_CLK_PCLKAM),
DEF_MOD("sdhi1", 1213, R9A09G077_CLK_PCLKAM),
};
@@ -177,27 +240,28 @@ r9a09g077_cpg_div_clk_register(struct device *dev,
parent_name = __clk_get_name(parent);
if (core->dtable)
- clk_hw = clk_hw_register_divider_table(dev, core->name,
- parent_name, 0,
- addr,
- GET_SHIFT(core->conf),
- GET_WIDTH(core->conf),
- core->flag,
- core->dtable,
- &pub->rmw_lock);
+ clk_hw = devm_clk_hw_register_divider_table(dev, core->name,
+ parent_name,
+ CLK_SET_RATE_PARENT,
+ addr,
+ GET_SHIFT(core->conf),
+ GET_WIDTH(core->conf),
+ core->flag,
+ core->dtable,
+ &pub->rmw_lock);
else
- clk_hw = clk_hw_register_divider(dev, core->name,
- parent_name, 0,
- addr,
- GET_SHIFT(core->conf),
- GET_WIDTH(core->conf),
- core->flag, &pub->rmw_lock);
+ clk_hw = devm_clk_hw_register_divider(dev, core->name,
+ parent_name,
+ CLK_SET_RATE_PARENT,
+ addr,
+ GET_SHIFT(core->conf),
+ GET_WIDTH(core->conf),
+ core->flag, &pub->rmw_lock);
if (IS_ERR(clk_hw))
return ERR_CAST(clk_hw);
return clk_hw->clk;
-
}
static struct clk * __init
diff --git a/drivers/clk/renesas/rcar-cpg-lib.c b/drivers/clk/renesas/rcar-cpg-lib.c
index a45f8e7e9ab6..7b271de7037a 100644
--- a/drivers/clk/renesas/rcar-cpg-lib.c
+++ b/drivers/clk/renesas/rcar-cpg-lib.c
@@ -35,7 +35,7 @@ void cpg_reg_modify(void __iomem *reg, u32 clear, u32 set)
val |= set;
writel(val, reg);
spin_unlock_irqrestore(&cpg_lock, flags);
-};
+}
static int cpg_simple_notifier_call(struct notifier_block *nb,
unsigned long action, void *data)
diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c
index 10ae20489df9..b954278ddd9d 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.c
+++ b/drivers/clk/renesas/rcar-gen3-cpg.c
@@ -54,10 +54,8 @@ static unsigned long cpg_pll_clk_recalc_rate(struct clk_hw *hw,
{
struct cpg_pll_clk *pll_clk = to_pll_clk(hw);
unsigned int mult;
- u32 val;
- val = readl(pll_clk->pllcr_reg) & CPG_PLLnCR_STC_MASK;
- mult = (val >> __ffs(CPG_PLLnCR_STC_MASK)) + 1;
+ mult = FIELD_GET(CPG_PLLnCR_STC_MASK, readl(pll_clk->pllcr_reg)) + 1;
return parent_rate * mult * pll_clk->fixed_mult;
}
@@ -94,7 +92,7 @@ static int cpg_pll_clk_set_rate(struct clk_hw *hw, unsigned long rate,
val = readl(pll_clk->pllcr_reg);
val &= ~CPG_PLLnCR_STC_MASK;
- val |= (mult - 1) << __ffs(CPG_PLLnCR_STC_MASK);
+ val |= FIELD_PREP(CPG_PLLnCR_STC_MASK, mult - 1);
writel(val, pll_clk->pllcr_reg);
for (i = 1000; i; i--) {
@@ -176,11 +174,7 @@ static unsigned long cpg_z_clk_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct cpg_z_clk *zclk = to_z_clk(hw);
- unsigned int mult;
- u32 val;
-
- val = readl(zclk->reg) & zclk->mask;
- mult = 32 - (val >> __ffs(zclk->mask));
+ unsigned int mult = 32 - field_get(zclk->mask, readl(zclk->reg));
return DIV_ROUND_CLOSEST_ULL((u64)parent_rate * mult,
32 * zclk->fixed_div);
@@ -231,7 +225,8 @@ static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate,
if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK)
return -EBUSY;
- cpg_reg_modify(zclk->reg, zclk->mask, (32 - mult) << __ffs(zclk->mask));
+ cpg_reg_modify(zclk->reg, zclk->mask,
+ field_prep(zclk->mask, 32 - mult));
/*
* Set KICK bit in FRQCRB to update hardware setting and wait for
diff --git a/drivers/clk/renesas/rcar-gen4-cpg.c b/drivers/clk/renesas/rcar-gen4-cpg.c
index fb9a876aaba5..ac2b5afec46d 100644
--- a/drivers/clk/renesas/rcar-gen4-cpg.c
+++ b/drivers/clk/renesas/rcar-gen4-cpg.c
@@ -257,7 +257,7 @@ static struct clk * __init cpg_pll_clk_register(const char *name,
}
/*
- * Z0 Clock & Z1 Clock
+ * Z0, Z1 and ZG Clock
*/
#define CPG_FRQCRB 0x00000804
#define CPG_FRQCRB_KICK BIT(31)
@@ -279,11 +279,7 @@ static unsigned long cpg_z_clk_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct cpg_z_clk *zclk = to_z_clk(hw);
- unsigned int mult;
- u32 val;
-
- val = readl(zclk->reg) & zclk->mask;
- mult = 32 - (val >> __ffs(zclk->mask));
+ unsigned int mult = 32 - field_get(zclk->mask, readl(zclk->reg));
return DIV_ROUND_CLOSEST_ULL((u64)parent_rate * mult,
32 * zclk->fixed_div);
@@ -334,7 +330,8 @@ static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate,
if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK)
return -EBUSY;
- cpg_reg_modify(zclk->reg, zclk->mask, (32 - mult) << __ffs(zclk->mask));
+ cpg_reg_modify(zclk->reg, zclk->mask,
+ field_prep(zclk->mask, 32 - mult));
/*
* Set KICK bit in FRQCRB to update hardware setting and wait for
@@ -389,9 +386,14 @@ static struct clk * __init cpg_z_clk_register(const char *name,
if (offset < 32) {
zclk->reg = reg + CPG_FRQCRC0;
- } else {
+ } else if (offset < 64) {
zclk->reg = reg + CPG_FRQCRC1;
offset -= 32;
+ } else if (offset < 96) {
+ zclk->reg = reg + CPG_FRQCRB;
+ offset -= 64;
+ } else {
+ return ERR_PTR(-EINVAL);
}
zclk->kick_reg = reg + CPG_FRQCRB;
zclk->hw.init = &init;
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
index 5ff6ee1f7d4b..7f9b7aa39790 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.c
+++ b/drivers/clk/renesas/renesas-cpg-mssr.c
@@ -40,8 +40,10 @@
#define WARN_DEBUG(x) do { } while (0)
#endif
+#define RZT2H_RESET_REG_READ_COUNT 7
+
/*
- * Module Standby and Software Reset register offets.
+ * Module Standby and Software Reset register offsets.
*
* If the registers exist, these are valid for SH-Mobile, R-Mobile,
* R-Car Gen2, R-Car Gen3, and RZ/G1.
@@ -137,6 +139,22 @@ static const u16 srcr_for_gen4[] = {
0x2C60, 0x2C64, 0x2C68, 0x2C6C, 0x2C70, 0x2C74,
};
+static const u16 mrcr_for_rzt2h[] = {
+ 0x240, /* MRCTLA */
+ 0x244, /* Reserved */
+ 0x248, /* Reserved */
+ 0x24C, /* Reserved */
+ 0x250, /* MRCTLE */
+ 0x254, /* Reserved */
+ 0x258, /* Reserved */
+ 0x25C, /* Reserved */
+ 0x260, /* MRCTLI */
+ 0x264, /* Reserved */
+ 0x268, /* Reserved */
+ 0x26C, /* Reserved */
+ 0x270, /* MRCTLM */
+};
+
/*
* Software Reset Clearing Register offsets
*/
@@ -290,9 +308,20 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)
spin_unlock_irqrestore(&priv->pub.rmw_lock, flags);
- if (!enable || priv->reg_layout == CLK_REG_LAYOUT_RZ_A ||
- priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H)
+ if (!enable || priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
+ return 0;
+
+ if (priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H) {
+ /*
+ * For the RZ/T2H case, it is necessary to perform a read-back after
+ * accessing the MSTPCRm register and to dummy-read any register of
+ * the IP at least seven times. Instead of memory-mapping the IP
+ * register, we simply add a delay after the read operation.
+ */
+ cpg_rzt2h_mstp_read(hw, priv->control_regs[reg]);
+ udelay(10);
return 0;
+ }
error = readl_poll_timeout_atomic(priv->pub.base0 + priv->status_regs[reg],
value, !(value & bitmask), 0, 10);
@@ -451,7 +480,7 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
break;
}
- if (IS_ERR_OR_NULL(clk))
+ if (IS_ERR(clk))
goto fail;
dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
@@ -676,64 +705,133 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev,
#define rcdev_to_priv(x) container_of(x, struct cpg_mssr_priv, rcdev)
-static int cpg_mssr_reset(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int cpg_mssr_reset_operate(struct reset_controller_dev *rcdev,
+ const char *func, bool set, unsigned long id)
{
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
unsigned int reg = id / 32;
unsigned int bit = id % 32;
+ const u16 off = set ? priv->reset_regs[reg] : priv->reset_clear_regs[reg];
u32 bitmask = BIT(bit);
- dev_dbg(priv->dev, "reset %u%02u\n", reg, bit);
+ if (func)
+ dev_dbg(priv->dev, "%s %u%02u\n", func, reg, bit);
+
+ writel(bitmask, priv->pub.base0 + off);
+ readl(priv->pub.base0 + off);
+ barrier_data(priv->pub.base0 + off);
+
+ return 0;
+}
+
+static int cpg_mssr_reset(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
+ struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
/* Reset module */
- writel(bitmask, priv->pub.base0 + priv->reset_regs[reg]);
+ cpg_mssr_reset_operate(rcdev, "reset", true, id);
- /* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */
- udelay(35);
+ /*
+ * On R-Car Gen4, delay after SRCR has been written is 1ms.
+ * On older SoCs, delay after SRCR has been written is 35us
+ * (one cycle of the RCLK clock @ ca. 32 kHz).
+ */
+ if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN4)
+ usleep_range(1000, 2000);
+ else
+ usleep_range(35, 1000);
/* Release module from reset state */
- writel(bitmask, priv->pub.base0 + priv->reset_clear_regs[reg]);
-
- return 0;
+ return cpg_mssr_reset_operate(rcdev, NULL, false, id);
}
static int cpg_mssr_assert(struct reset_controller_dev *rcdev, unsigned long id)
{
+ return cpg_mssr_reset_operate(rcdev, "assert", true, id);
+}
+
+static int cpg_mssr_deassert(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
+ return cpg_mssr_reset_operate(rcdev, "deassert", false, id);
+}
+
+static int cpg_mssr_status(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
unsigned int reg = id / 32;
unsigned int bit = id % 32;
u32 bitmask = BIT(bit);
- dev_dbg(priv->dev, "assert %u%02u\n", reg, bit);
-
- writel(bitmask, priv->pub.base0 + priv->reset_regs[reg]);
- return 0;
+ return !!(readl(priv->pub.base0 + priv->reset_regs[reg]) & bitmask);
}
-static int cpg_mssr_deassert(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int cpg_mrcr_set_reset_state(struct reset_controller_dev *rcdev,
+ unsigned long id, bool set)
{
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
unsigned int reg = id / 32;
unsigned int bit = id % 32;
u32 bitmask = BIT(bit);
+ void __iomem *reg_addr;
+ unsigned long flags;
+ unsigned int i;
+ u32 val;
+
+ dev_dbg(priv->dev, "%s %u%02u\n", set ? "assert" : "deassert", reg, bit);
+
+ spin_lock_irqsave(&priv->pub.rmw_lock, flags);
+
+ reg_addr = priv->pub.base0 + priv->reset_regs[reg];
+ /* Read current value and modify */
+ val = readl(reg_addr);
+ if (set)
+ val |= bitmask;
+ else
+ val &= ~bitmask;
+ writel(val, reg_addr);
- dev_dbg(priv->dev, "deassert %u%02u\n", reg, bit);
+ /*
+ * For secure processing after release from a module reset, one must
+ * perform multiple dummy reads of the same register.
+ */
+ for (i = 0; !set && i < RZT2H_RESET_REG_READ_COUNT; i++)
+ readl(reg_addr);
+
+ /* Verify the operation */
+ val = readl(reg_addr);
+ if (set == !(bitmask & val)) {
+ dev_err(priv->dev, "Reset register %u%02u operation failed\n", reg, bit);
+ spin_unlock_irqrestore(&priv->pub.rmw_lock, flags);
+ return -EIO;
+ }
+
+ spin_unlock_irqrestore(&priv->pub.rmw_lock, flags);
- writel(bitmask, priv->pub.base0 + priv->reset_clear_regs[reg]);
return 0;
}
-static int cpg_mssr_status(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int cpg_mrcr_reset(struct reset_controller_dev *rcdev, unsigned long id)
{
- struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
- unsigned int reg = id / 32;
- unsigned int bit = id % 32;
- u32 bitmask = BIT(bit);
+ int ret;
- return !!(readl(priv->pub.base0 + priv->reset_regs[reg]) & bitmask);
+ ret = cpg_mrcr_set_reset_state(rcdev, id, true);
+ if (ret)
+ return ret;
+
+ return cpg_mrcr_set_reset_state(rcdev, id, false);
+}
+
+static int cpg_mrcr_assert(struct reset_controller_dev *rcdev, unsigned long id)
+{
+ return cpg_mrcr_set_reset_state(rcdev, id, true);
+}
+
+static int cpg_mrcr_deassert(struct reset_controller_dev *rcdev, unsigned long id)
+{
+ return cpg_mrcr_set_reset_state(rcdev, id, false);
}
static const struct reset_control_ops cpg_mssr_reset_ops = {
@@ -743,6 +841,13 @@ static const struct reset_control_ops cpg_mssr_reset_ops = {
.status = cpg_mssr_status,
};
+static const struct reset_control_ops cpg_mrcr_reset_ops = {
+ .reset = cpg_mrcr_reset,
+ .assert = cpg_mrcr_assert,
+ .deassert = cpg_mrcr_deassert,
+ .status = cpg_mssr_status,
+};
+
static int cpg_mssr_reset_xlate(struct reset_controller_dev *rcdev,
const struct of_phandle_args *reset_spec)
{
@@ -760,11 +865,23 @@ static int cpg_mssr_reset_xlate(struct reset_controller_dev *rcdev,
static int cpg_mssr_reset_controller_register(struct cpg_mssr_priv *priv)
{
- priv->rcdev.ops = &cpg_mssr_reset_ops;
+ /*
+ * RZ/T2H (and family) has the Module Reset Control Registers
+ * which allows control resets of certain modules.
+ * The number of resets is not equal to the number of module clocks.
+ */
+ if (priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H) {
+ priv->rcdev.ops = &cpg_mrcr_reset_ops;
+ priv->rcdev.nr_resets = ARRAY_SIZE(mrcr_for_rzt2h) * 32;
+ } else {
+ priv->rcdev.ops = &cpg_mssr_reset_ops;
+ priv->rcdev.nr_resets = priv->num_mod_clks;
+ }
+
priv->rcdev.of_node = priv->dev->of_node;
priv->rcdev.of_reset_n_cells = 1;
priv->rcdev.of_xlate = cpg_mssr_reset_xlate;
- priv->rcdev.nr_resets = priv->num_mod_clks;
+
return devm_reset_controller_register(priv->dev, &priv->rcdev);
}
@@ -1082,6 +1199,7 @@ static int __init cpg_mssr_reserved_init(struct cpg_mssr_priv *priv,
of_for_each_phandle(&it, rc, node, "clocks", "#clock-cells", -1) {
int idx;
+ unsigned int *new_ids;
if (it.node != priv->np)
continue;
@@ -1092,11 +1210,13 @@ static int __init cpg_mssr_reserved_init(struct cpg_mssr_priv *priv,
if (args[0] != CPG_MOD)
continue;
- ids = krealloc_array(ids, (num + 1), sizeof(*ids), GFP_KERNEL);
- if (!ids) {
+ new_ids = krealloc_array(ids, (num + 1), sizeof(*ids), GFP_KERNEL);
+ if (!new_ids) {
of_node_put(it.node);
+ kfree(ids);
return -ENOMEM;
}
+ ids = new_ids;
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
idx = MOD_CLK_PACK_10(args[1]); /* for DEF_MOD_STB() */
@@ -1166,6 +1286,7 @@ static int __init cpg_mssr_common_init(struct device *dev,
priv->control_regs = stbcr;
} else if (priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H) {
priv->control_regs = mstpcr_for_rzt2h;
+ priv->reset_regs = mrcr_for_rzt2h;
} else if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN4) {
priv->status_regs = mstpsr_for_gen4;
priv->control_regs = mstpcr_for_gen4;
@@ -1262,8 +1383,7 @@ static int __init cpg_mssr_probe(struct platform_device *pdev)
goto reserve_exit;
/* Reset Controller not supported for Standby Control SoCs */
- if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A ||
- priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H)
+ if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
goto reserve_exit;
error = cpg_mssr_reset_controller_register(priv);
diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c
index 187233302818..64d1ef6e4c94 100644
--- a/drivers/clk/renesas/rzg2l-cpg.c
+++ b/drivers/clk/renesas/rzg2l-cpg.c
@@ -824,11 +824,10 @@ static unsigned long rzg2l_cpg_sipll5_recalc_rate(struct clk_hw *hw,
return pll5_rate;
}
-static long rzg2l_cpg_sipll5_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *parent_rate)
+static int rzg2l_cpg_sipll5_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return rate;
+ return 0;
}
static int rzg2l_cpg_sipll5_set_rate(struct clk_hw *hw,
@@ -902,7 +901,7 @@ static int rzg2l_cpg_sipll5_set_rate(struct clk_hw *hw,
static const struct clk_ops rzg2l_cpg_sipll5_ops = {
.recalc_rate = rzg2l_cpg_sipll5_recalc_rate,
- .round_rate = rzg2l_cpg_sipll5_round_rate,
+ .determine_rate = rzg2l_cpg_sipll5_determine_rate,
.set_rate = rzg2l_cpg_sipll5_set_rate,
};
@@ -1178,7 +1177,7 @@ rzg2l_cpg_register_core_clk(const struct cpg_core_clk *core,
goto fail;
}
- if (IS_ERR_OR_NULL(clk))
+ if (IS_ERR(clk))
goto fail;
dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
@@ -1639,8 +1638,8 @@ fail:
#define rcdev_to_priv(x) container_of(x, struct rzg2l_cpg_priv, rcdev)
-static int rzg2l_cpg_assert(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int __rzg2l_cpg_assert(struct reset_controller_dev *rcdev,
+ unsigned long id, bool assert)
{
struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev);
const struct rzg2l_cpg_info *info = priv->info;
@@ -1648,9 +1647,13 @@ static int rzg2l_cpg_assert(struct reset_controller_dev *rcdev,
u32 mask = BIT(info->resets[id].bit);
s8 monbit = info->resets[id].monbit;
u32 value = mask << 16;
+ int ret;
- dev_dbg(rcdev->dev, "assert id:%ld offset:0x%x\n", id, CLK_RST_R(reg));
+ dev_dbg(rcdev->dev, "%s id:%ld offset:0x%x\n",
+ assert ? "assert" : "deassert", id, CLK_RST_R(reg));
+ if (!assert)
+ value |= mask;
writel(value, priv->base + CLK_RST_R(reg));
if (info->has_clk_mon_regs) {
@@ -1664,38 +1667,26 @@ static int rzg2l_cpg_assert(struct reset_controller_dev *rcdev,
return 0;
}
- return readl_poll_timeout_atomic(priv->base + reg, value,
- value & mask, 10, 200);
+ ret = readl_poll_timeout_atomic(priv->base + reg, value,
+ assert == !!(value & mask), 10, 200);
+ if (ret && !assert) {
+ value = mask << 16;
+ writel(value, priv->base + CLK_RST_R(info->resets[id].off));
+ }
+
+ return ret;
+}
+
+static int rzg2l_cpg_assert(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
+ return __rzg2l_cpg_assert(rcdev, id, true);
}
static int rzg2l_cpg_deassert(struct reset_controller_dev *rcdev,
unsigned long id)
{
- struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev);
- const struct rzg2l_cpg_info *info = priv->info;
- unsigned int reg = info->resets[id].off;
- u32 mask = BIT(info->resets[id].bit);
- s8 monbit = info->resets[id].monbit;
- u32 value = (mask << 16) | mask;
-
- dev_dbg(rcdev->dev, "deassert id:%ld offset:0x%x\n", id,
- CLK_RST_R(reg));
-
- writel(value, priv->base + CLK_RST_R(reg));
-
- if (info->has_clk_mon_regs) {
- reg = CLK_MRST_R(reg);
- } else if (monbit >= 0) {
- reg = CPG_RST_MON;
- mask = BIT(monbit);
- } else {
- /* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */
- udelay(35);
- return 0;
- }
-
- return readl_poll_timeout_atomic(priv->base + reg, value,
- !(value & mask), 10, 200);
+ return __rzg2l_cpg_assert(rcdev, id, false);
}
static int rzg2l_cpg_reset(struct reset_controller_dev *rcdev,
diff --git a/drivers/clk/renesas/rzg2l-cpg.h b/drivers/clk/renesas/rzg2l-cpg.h
index 0a71c5ec24b6..55e815be16c8 100644
--- a/drivers/clk/renesas/rzg2l-cpg.h
+++ b/drivers/clk/renesas/rzg2l-cpg.h
@@ -34,6 +34,7 @@
#define CPG_BUS_PERI_COM_MSTOP (0xB6C)
#define CPG_BUS_PERI_CPU_MSTOP (0xB70)
#define CPG_BUS_PERI_DDR_MSTOP (0xB74)
+#define CPG_BUS_PERI_VIDEO_MSTOP (0xB78)
#define CPG_BUS_REG0_MSTOP (0xB7C)
#define CPG_BUS_REG1_MSTOP (0xB80)
#define CPG_BUS_TZCDDR_MSTOP (0xB84)
diff --git a/drivers/clk/renesas/rzv2h-cpg.c b/drivers/clk/renesas/rzv2h-cpg.c
index f468afbb54e2..3f6299b9fec0 100644
--- a/drivers/clk/renesas/rzv2h-cpg.c
+++ b/drivers/clk/renesas/rzv2h-cpg.c
@@ -14,9 +14,14 @@
#include <linux/bitfield.h>
#include <linux/clk.h>
#include <linux/clk-provider.h>
+#include <linux/clk/renesas.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/iopoll.h>
+#include <linux/limits.h>
+#include <linux/math.h>
+#include <linux/math64.h>
+#include <linux/minmax.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/of.h>
@@ -26,6 +31,7 @@
#include <linux/refcount.h>
#include <linux/reset-controller.h>
#include <linux/string_choices.h>
+#include <linux/units.h>
#include <dt-bindings/clock/renesas-cpg-mssr.h>
@@ -47,13 +53,15 @@
#define CPG_PLL_STBY(x) ((x))
#define CPG_PLL_STBY_RESETB BIT(0)
+#define CPG_PLL_STBY_SSC_EN BIT(2)
#define CPG_PLL_STBY_RESETB_WEN BIT(16)
+#define CPG_PLL_STBY_SSC_EN_WEN BIT(18)
#define CPG_PLL_CLK1(x) ((x) + 0x004)
-#define CPG_PLL_CLK1_KDIV(x) ((s16)FIELD_GET(GENMASK(31, 16), (x)))
-#define CPG_PLL_CLK1_MDIV(x) FIELD_GET(GENMASK(15, 6), (x))
-#define CPG_PLL_CLK1_PDIV(x) FIELD_GET(GENMASK(5, 0), (x))
+#define CPG_PLL_CLK1_KDIV GENMASK(31, 16)
+#define CPG_PLL_CLK1_MDIV GENMASK(15, 6)
+#define CPG_PLL_CLK1_PDIV GENMASK(5, 0)
#define CPG_PLL_CLK2(x) ((x) + 0x008)
-#define CPG_PLL_CLK2_SDIV(x) FIELD_GET(GENMASK(2, 0), (x))
+#define CPG_PLL_CLK2_SDIV GENMASK(2, 0)
#define CPG_PLL_MON(x) ((x) + 0x010)
#define CPG_PLL_MON_RESETB BIT(0)
#define CPG_PLL_MON_LOCK BIT(4)
@@ -65,6 +73,22 @@
#define CPG_CLKSTATUS0 (0x700)
+/* On RZ/G3E SoC we have two DSI PLLs */
+#define MAX_CPG_DSI_PLL 2
+
+/**
+ * struct rzv2h_pll_dsi_info - PLL DSI information, holds the limits and parameters
+ *
+ * @pll_dsi_limits: PLL DSI parameters limits
+ * @pll_dsi_parameters: Calculated PLL DSI parameters
+ * @req_pll_dsi_rate: Requested PLL DSI rate
+ */
+struct rzv2h_pll_dsi_info {
+ const struct rzv2h_pll_limits *pll_dsi_limits;
+ struct rzv2h_pll_div_pars pll_dsi_parameters;
+ unsigned long req_pll_dsi_rate;
+};
+
/**
* struct rzv2h_cpg_priv - Clock Pulse Generator Private Data
*
@@ -80,6 +104,7 @@
* @ff_mod_status_ops: Fixed Factor Module Status Clock operations
* @mstop_count: Array of mstop values
* @rcdev: Reset controller entity
+ * @pll_dsi_info: Array of PLL DSI information, holds the limits and parameters
*/
struct rzv2h_cpg_priv {
struct device *dev;
@@ -98,6 +123,8 @@ struct rzv2h_cpg_priv {
atomic_t *mstop_count;
struct reset_controller_dev rcdev;
+
+ struct rzv2h_pll_dsi_info pll_dsi_info[MAX_CPG_DSI_PLL];
};
#define rcdev_to_priv(x) container_of(x, struct rzv2h_cpg_priv, rcdev)
@@ -168,6 +195,460 @@ struct rzv2h_ff_mod_status_clk {
#define to_rzv2h_ff_mod_status_clk(_hw) \
container_of(_hw, struct rzv2h_ff_mod_status_clk, fix.hw)
+/**
+ * struct rzv2h_plldsi_div_clk - PLL DSI DDIV clock
+ *
+ * @dtable: divider table
+ * @priv: CPG private data
+ * @hw: divider clk
+ * @ddiv: divider configuration
+ */
+struct rzv2h_plldsi_div_clk {
+ const struct clk_div_table *dtable;
+ struct rzv2h_cpg_priv *priv;
+ struct clk_hw hw;
+ struct ddiv ddiv;
+};
+
+#define to_plldsi_div_clk(_hw) \
+ container_of(_hw, struct rzv2h_plldsi_div_clk, hw)
+
+#define RZ_V2H_OSC_CLK_IN_MEGA (24 * MEGA)
+#define RZV2H_MAX_DIV_TABLES (16)
+
+/**
+ * rzv2h_get_pll_pars - Finds the best combination of PLL parameters
+ * for a given frequency.
+ *
+ * @limits: Pointer to the structure containing the limits for the PLL parameters
+ * @pars: Pointer to the structure where the best calculated PLL parameters values
+ * will be stored
+ * @freq_millihz: Target output frequency in millihertz
+ *
+ * This function calculates the best set of PLL parameters (M, K, P, S) to achieve
+ * the desired frequency.
+ * There is no direct formula to calculate the PLL parameters, as it's an open
+ * system of equations, therefore this function uses an iterative approach to
+ * determine the best solution. The best solution is one that minimizes the error
+ * (desired frequency - actual frequency).
+ *
+ * Return: true if a valid set of parameters values is found, false otherwise.
+ */
+bool rzv2h_get_pll_pars(const struct rzv2h_pll_limits *limits,
+ struct rzv2h_pll_pars *pars, u64 freq_millihz)
+{
+ u64 fout_min_millihz = mul_u32_u32(limits->fout.min, MILLI);
+ u64 fout_max_millihz = mul_u32_u32(limits->fout.max, MILLI);
+ struct rzv2h_pll_pars p, best;
+
+ if (freq_millihz > fout_max_millihz ||
+ freq_millihz < fout_min_millihz)
+ return false;
+
+ /* Initialize best error to maximum possible value */
+ best.error_millihz = S64_MAX;
+
+ for (p.p = limits->p.min; p.p <= limits->p.max; p.p++) {
+ u32 fref = RZ_V2H_OSC_CLK_IN_MEGA / p.p;
+ u16 divider;
+
+ for (divider = 1 << limits->s.min, p.s = limits->s.min;
+ p.s <= limits->s.max; p.s++, divider <<= 1) {
+ for (p.m = limits->m.min; p.m <= limits->m.max; p.m++) {
+ u64 output_m, output_k_range;
+ s64 pll_k, output_k;
+ u64 fvco, output;
+
+ /*
+ * The frequency generated by the PLL + divider
+ * is calculated as follows:
+ *
+ * With:
+ * Freq = Ffout = Ffvco / 2^(pll_s)
+ * Ffvco = (pll_m + (pll_k / 65536)) * Ffref
+ * Ffref = 24MHz / pll_p
+ *
+ * Freq can also be rewritten as:
+ * Freq = Ffvco / 2^(pll_s)
+ * = ((pll_m + (pll_k / 65536)) * Ffref) / 2^(pll_s)
+ * = (pll_m * Ffref) / 2^(pll_s) + ((pll_k / 65536) * Ffref) / 2^(pll_s)
+ * = output_m + output_k
+ *
+ * Every parameter has been determined at this
+ * point, but pll_k.
+ *
+ * Considering that:
+ * limits->k.min <= pll_k <= limits->k.max
+ * Then:
+ * -0.5 <= (pll_k / 65536) < 0.5
+ * Therefore:
+ * -Ffref / (2 * 2^(pll_s)) <= output_k < Ffref / (2 * 2^(pll_s))
+ */
+
+ /* Compute output M component (in mHz) */
+ output_m = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(p.m, fref) * MILLI,
+ divider);
+ /* Compute range for output K (in mHz) */
+ output_k_range = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(fref, MILLI),
+ 2 * divider);
+ /*
+ * No point in continuing if we can't achieve
+ * the desired frequency
+ */
+ if (freq_millihz < (output_m - output_k_range) ||
+ freq_millihz >= (output_m + output_k_range)) {
+ continue;
+ }
+
+ /*
+ * Compute the K component
+ *
+ * Since:
+ * Freq = output_m + output_k
+ * Then:
+ * output_k = Freq - output_m
+ * = ((pll_k / 65536) * Ffref) / 2^(pll_s)
+ * Therefore:
+ * pll_k = (output_k * 65536 * 2^(pll_s)) / Ffref
+ */
+ output_k = freq_millihz - output_m;
+ pll_k = div_s64(output_k * 65536ULL * divider,
+ fref);
+ pll_k = DIV_S64_ROUND_CLOSEST(pll_k, MILLI);
+
+ /* Validate K value within allowed limits */
+ if (pll_k < limits->k.min ||
+ pll_k > limits->k.max)
+ continue;
+
+ p.k = pll_k;
+
+ /* Compute (Ffvco * 65536) */
+ fvco = mul_u32_u32(p.m * 65536 + p.k, fref);
+ if (fvco < mul_u32_u32(limits->fvco.min, 65536) ||
+ fvco > mul_u32_u32(limits->fvco.max, 65536))
+ continue;
+
+ /* PLL_M component of (output * 65536 * PLL_P) */
+ output = mul_u32_u32(p.m * 65536, RZ_V2H_OSC_CLK_IN_MEGA);
+ /* PLL_K component of (output * 65536 * PLL_P) */
+ output += p.k * RZ_V2H_OSC_CLK_IN_MEGA;
+ /* Make it in mHz */
+ output *= MILLI;
+ output = DIV_U64_ROUND_CLOSEST(output, 65536 * p.p * divider);
+
+ /* Check output frequency against limits */
+ if (output < fout_min_millihz ||
+ output > fout_max_millihz)
+ continue;
+
+ p.error_millihz = freq_millihz - output;
+ p.freq_millihz = output;
+
+ /* If an exact match is found, return immediately */
+ if (p.error_millihz == 0) {
+ *pars = p;
+ return true;
+ }
+
+ /* Update best match if error is smaller */
+ if (abs(best.error_millihz) > abs(p.error_millihz))
+ best = p;
+ }
+ }
+ }
+
+ /* If no valid parameters were found, return false */
+ if (best.error_millihz == S64_MAX)
+ return false;
+
+ *pars = best;
+ return true;
+}
+EXPORT_SYMBOL_NS_GPL(rzv2h_get_pll_pars, "RZV2H_CPG");
+
+/*
+ * rzv2h_get_pll_divs_pars - Finds the best combination of PLL parameters
+ * and divider value for a given frequency.
+ *
+ * @limits: Pointer to the structure containing the limits for the PLL parameters
+ * @pars: Pointer to the structure where the best calculated PLL parameters and
+ * divider values will be stored
+ * @table: Pointer to the array of valid divider values
+ * @table_size: Size of the divider values array
+ * @freq_millihz: Target output frequency in millihertz
+ *
+ * This function calculates the best set of PLL parameters (M, K, P, S) and divider
+ * value to achieve the desired frequency. See rzv2h_get_pll_pars() for more details
+ * on how the PLL parameters are calculated.
+ *
+ * freq_millihz is the desired frequency generated by the PLL followed by a
+ * a gear.
+ */
+bool rzv2h_get_pll_divs_pars(const struct rzv2h_pll_limits *limits,
+ struct rzv2h_pll_div_pars *pars,
+ const u8 *table, u8 table_size, u64 freq_millihz)
+{
+ struct rzv2h_pll_div_pars p, best;
+
+ best.div.error_millihz = S64_MAX;
+ p.div.error_millihz = S64_MAX;
+ for (unsigned int i = 0; i < table_size; i++) {
+ if (!rzv2h_get_pll_pars(limits, &p.pll, freq_millihz * table[i]))
+ continue;
+
+ p.div.divider_value = table[i];
+ p.div.freq_millihz = DIV_U64_ROUND_CLOSEST(p.pll.freq_millihz, table[i]);
+ p.div.error_millihz = freq_millihz - p.div.freq_millihz;
+
+ if (p.div.error_millihz == 0) {
+ *pars = p;
+ return true;
+ }
+
+ if (abs(best.div.error_millihz) > abs(p.div.error_millihz))
+ best = p;
+ }
+
+ if (best.div.error_millihz == S64_MAX)
+ return false;
+
+ *pars = best;
+ return true;
+}
+EXPORT_SYMBOL_NS_GPL(rzv2h_get_pll_divs_pars, "RZV2H_CPG");
+
+static unsigned long rzv2h_cpg_plldsi_div_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct rzv2h_plldsi_div_clk *dsi_div = to_plldsi_div_clk(hw);
+ struct rzv2h_cpg_priv *priv = dsi_div->priv;
+ struct ddiv ddiv = dsi_div->ddiv;
+ u32 div;
+
+ div = readl(priv->base + ddiv.offset);
+ div >>= ddiv.shift;
+ div &= clk_div_mask(ddiv.width);
+ div = dsi_div->dtable[div].div;
+
+ return DIV_ROUND_CLOSEST_ULL(parent_rate, div);
+}
+
+static int rzv2h_cpg_plldsi_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ struct rzv2h_plldsi_div_clk *dsi_div = to_plldsi_div_clk(hw);
+ struct pll_clk *pll_clk = to_pll(clk_hw_get_parent(hw));
+ struct rzv2h_cpg_priv *priv = dsi_div->priv;
+ u8 table[RZV2H_MAX_DIV_TABLES] = { 0 };
+ struct rzv2h_pll_div_pars *dsi_params;
+ struct rzv2h_pll_dsi_info *dsi_info;
+ const struct clk_div_table *div;
+ unsigned int i = 0;
+ u64 rate_millihz;
+
+ dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
+ dsi_params = &dsi_info->pll_dsi_parameters;
+
+ rate_millihz = mul_u32_u32(req->rate, MILLI);
+ if (rate_millihz == dsi_params->div.error_millihz + dsi_params->div.freq_millihz)
+ goto exit_determine_rate;
+
+ for (div = dsi_div->dtable; div->div; div++) {
+ if (i >= RZV2H_MAX_DIV_TABLES)
+ return -EINVAL;
+ table[i++] = div->div;
+ }
+
+ if (!rzv2h_get_pll_divs_pars(dsi_info->pll_dsi_limits, dsi_params, table, i,
+ rate_millihz)) {
+ dev_err(priv->dev, "failed to determine rate for req->rate: %lu\n",
+ req->rate);
+ return -EINVAL;
+ }
+
+exit_determine_rate:
+ req->rate = DIV_ROUND_CLOSEST_ULL(dsi_params->div.freq_millihz, MILLI);
+ req->best_parent_rate = req->rate * dsi_params->div.divider_value;
+ dsi_info->req_pll_dsi_rate = req->best_parent_rate;
+
+ return 0;
+}
+
+static int rzv2h_cpg_plldsi_div_set_rate(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct rzv2h_plldsi_div_clk *dsi_div = to_plldsi_div_clk(hw);
+ struct pll_clk *pll_clk = to_pll(clk_hw_get_parent(hw));
+ struct rzv2h_cpg_priv *priv = dsi_div->priv;
+ struct rzv2h_pll_div_pars *dsi_params;
+ struct rzv2h_pll_dsi_info *dsi_info;
+ struct ddiv ddiv = dsi_div->ddiv;
+ const struct clk_div_table *clkt;
+ bool divider_found = false;
+ u32 val, shift;
+
+ dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
+ dsi_params = &dsi_info->pll_dsi_parameters;
+
+ for (clkt = dsi_div->dtable; clkt->div; clkt++) {
+ if (clkt->div == dsi_params->div.divider_value) {
+ divider_found = true;
+ break;
+ }
+ }
+
+ if (!divider_found)
+ return -EINVAL;
+
+ shift = ddiv.shift;
+ val = readl(priv->base + ddiv.offset) | DDIV_DIVCTL_WEN(shift);
+ val &= ~(clk_div_mask(ddiv.width) << shift);
+ val |= clkt->val << shift;
+ writel(val, priv->base + ddiv.offset);
+
+ return 0;
+}
+
+static const struct clk_ops rzv2h_cpg_plldsi_div_ops = {
+ .recalc_rate = rzv2h_cpg_plldsi_div_recalc_rate,
+ .determine_rate = rzv2h_cpg_plldsi_div_determine_rate,
+ .set_rate = rzv2h_cpg_plldsi_div_set_rate,
+};
+
+static struct clk * __init
+rzv2h_cpg_plldsi_div_clk_register(const struct cpg_core_clk *core,
+ struct rzv2h_cpg_priv *priv)
+{
+ struct rzv2h_plldsi_div_clk *clk_hw_data;
+ struct clk **clks = priv->clks;
+ struct clk_init_data init;
+ const struct clk *parent;
+ const char *parent_name;
+ struct clk_hw *clk_hw;
+ int ret;
+
+ parent = clks[core->parent];
+ if (IS_ERR(parent))
+ return ERR_CAST(parent);
+
+ clk_hw_data = devm_kzalloc(priv->dev, sizeof(*clk_hw_data), GFP_KERNEL);
+ if (!clk_hw_data)
+ return ERR_PTR(-ENOMEM);
+
+ clk_hw_data->priv = priv;
+ clk_hw_data->ddiv = core->cfg.ddiv;
+ clk_hw_data->dtable = core->dtable;
+
+ parent_name = __clk_get_name(parent);
+ init.name = core->name;
+ init.ops = &rzv2h_cpg_plldsi_div_ops;
+ init.flags = core->flag;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+
+ clk_hw = &clk_hw_data->hw;
+ clk_hw->init = &init;
+
+ ret = devm_clk_hw_register(priv->dev, clk_hw);
+ if (ret)
+ return ERR_PTR(ret);
+
+ return clk_hw->clk;
+}
+
+static int rzv2h_cpg_plldsi_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ struct pll_clk *pll_clk = to_pll(hw);
+ struct rzv2h_cpg_priv *priv = pll_clk->priv;
+ struct rzv2h_pll_dsi_info *dsi_info;
+ u64 rate_millihz;
+
+ dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
+ /* check if the divider has already invoked the algorithm */
+ if (req->rate == dsi_info->req_pll_dsi_rate)
+ return 0;
+
+ /* If the req->rate doesn't match we do the calculation assuming there is no divider */
+ rate_millihz = mul_u32_u32(req->rate, MILLI);
+ if (!rzv2h_get_pll_pars(dsi_info->pll_dsi_limits,
+ &dsi_info->pll_dsi_parameters.pll, rate_millihz)) {
+ dev_err(priv->dev,
+ "failed to determine rate for req->rate: %lu\n",
+ req->rate);
+ return -EINVAL;
+ }
+
+ req->rate = DIV_ROUND_CLOSEST_ULL(dsi_info->pll_dsi_parameters.pll.freq_millihz, MILLI);
+ dsi_info->req_pll_dsi_rate = req->rate;
+
+ return 0;
+}
+
+static int rzv2h_cpg_pll_set_rate(struct pll_clk *pll_clk,
+ struct rzv2h_pll_pars *params,
+ bool ssc_disable)
+{
+ struct rzv2h_cpg_priv *priv = pll_clk->priv;
+ u16 offset = pll_clk->pll.offset;
+ u32 val;
+ int ret;
+
+ /* Put PLL into standby mode */
+ writel(CPG_PLL_STBY_RESETB_WEN, priv->base + CPG_PLL_STBY(offset));
+ ret = readl_poll_timeout_atomic(priv->base + CPG_PLL_MON(offset),
+ val, !(val & CPG_PLL_MON_LOCK),
+ 100, 2000);
+ if (ret) {
+ dev_err(priv->dev, "Failed to put PLLDSI into standby mode");
+ return ret;
+ }
+
+ /* Output clock setting 1 */
+ writel(FIELD_PREP(CPG_PLL_CLK1_KDIV, (u16)params->k) |
+ FIELD_PREP(CPG_PLL_CLK1_MDIV, params->m) |
+ FIELD_PREP(CPG_PLL_CLK1_PDIV, params->p),
+ priv->base + CPG_PLL_CLK1(offset));
+
+ /* Output clock setting 2 */
+ val = readl(priv->base + CPG_PLL_CLK2(offset));
+ writel((val & ~CPG_PLL_CLK2_SDIV) | FIELD_PREP(CPG_PLL_CLK2_SDIV, params->s),
+ priv->base + CPG_PLL_CLK2(offset));
+
+ /* Put PLL to normal mode */
+ if (ssc_disable)
+ val = CPG_PLL_STBY_SSC_EN_WEN;
+ else
+ val = CPG_PLL_STBY_SSC_EN_WEN | CPG_PLL_STBY_SSC_EN;
+ writel(val | CPG_PLL_STBY_RESETB_WEN | CPG_PLL_STBY_RESETB,
+ priv->base + CPG_PLL_STBY(offset));
+
+ /* PLL normal mode transition, output clock stability check */
+ ret = readl_poll_timeout_atomic(priv->base + CPG_PLL_MON(offset),
+ val, (val & CPG_PLL_MON_LOCK),
+ 100, 2000);
+ if (ret) {
+ dev_err(priv->dev, "Failed to put PLLDSI into normal mode");
+ return ret;
+ }
+
+ return 0;
+}
+
+static int rzv2h_cpg_plldsi_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct pll_clk *pll_clk = to_pll(hw);
+ struct rzv2h_pll_dsi_info *dsi_info;
+ struct rzv2h_cpg_priv *priv = pll_clk->priv;
+
+ dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
+
+ return rzv2h_cpg_pll_set_rate(pll_clk, &dsi_info->pll_dsi_parameters.pll, true);
+}
+
static int rzv2h_cpg_pll_clk_is_enabled(struct clk_hw *hw)
{
struct pll_clk *pll_clk = to_pll(hw);
@@ -231,12 +712,19 @@ static unsigned long rzv2h_cpg_pll_clk_recalc_rate(struct clk_hw *hw,
clk1 = readl(priv->base + CPG_PLL_CLK1(pll.offset));
clk2 = readl(priv->base + CPG_PLL_CLK2(pll.offset));
- rate = mul_u64_u32_shr(parent_rate, (CPG_PLL_CLK1_MDIV(clk1) << 16) +
- CPG_PLL_CLK1_KDIV(clk1), 16 + CPG_PLL_CLK2_SDIV(clk2));
+ rate = mul_u64_u32_shr(parent_rate, (FIELD_GET(CPG_PLL_CLK1_MDIV, clk1) << 16) +
+ (s16)FIELD_GET(CPG_PLL_CLK1_KDIV, clk1),
+ 16 + FIELD_GET(CPG_PLL_CLK2_SDIV, clk2));
- return DIV_ROUND_CLOSEST_ULL(rate, CPG_PLL_CLK1_PDIV(clk1));
+ return DIV_ROUND_CLOSEST_ULL(rate, FIELD_GET(CPG_PLL_CLK1_PDIV, clk1));
}
+static const struct clk_ops rzv2h_cpg_plldsi_ops = {
+ .recalc_rate = rzv2h_cpg_pll_clk_recalc_rate,
+ .determine_rate = rzv2h_cpg_plldsi_determine_rate,
+ .set_rate = rzv2h_cpg_plldsi_set_rate,
+};
+
static const struct clk_ops rzv2h_cpg_pll_ops = {
.is_enabled = rzv2h_cpg_pll_clk_is_enabled,
.enable = rzv2h_cpg_pll_clk_enable,
@@ -263,6 +751,10 @@ rzv2h_cpg_pll_clk_register(const struct cpg_core_clk *core,
if (!pll_clk)
return ERR_PTR(-ENOMEM);
+ if (core->type == CLK_TYPE_PLLDSI)
+ priv->pll_dsi_info[core->cfg.pll.instance].pll_dsi_limits =
+ core->cfg.pll.limits;
+
parent_name = __clk_get_name(parent);
init.name = core->name;
init.ops = ops;
@@ -294,15 +786,6 @@ static unsigned long rzv2h_ddiv_recalc_rate(struct clk_hw *hw,
divider->flags, divider->width);
}
-static long rzv2h_ddiv_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
-{
- struct clk_divider *divider = to_clk_divider(hw);
-
- return divider_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags);
-}
-
static int rzv2h_ddiv_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
@@ -359,7 +842,6 @@ ddiv_timeout:
static const struct clk_ops rzv2h_ddiv_clk_divider_ops = {
.recalc_rate = rzv2h_ddiv_recalc_rate,
- .round_rate = rzv2h_ddiv_round_rate,
.determine_rate = rzv2h_ddiv_determine_rate,
.set_rate = rzv2h_ddiv_set_rate,
};
@@ -597,11 +1079,17 @@ rzv2h_cpg_register_core_clk(const struct cpg_core_clk *core,
case CLK_TYPE_SMUX:
clk = rzv2h_cpg_mux_clk_register(core, priv);
break;
+ case CLK_TYPE_PLLDSI:
+ clk = rzv2h_cpg_pll_clk_register(core, priv, &rzv2h_cpg_plldsi_ops);
+ break;
+ case CLK_TYPE_PLLDSI_DIV:
+ clk = rzv2h_cpg_plldsi_div_clk_register(core, priv);
+ break;
default:
goto fail;
}
- if (IS_ERR_OR_NULL(clk))
+ if (IS_ERR(clk))
goto fail;
dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
@@ -864,6 +1352,7 @@ static int __rzv2h_cpg_assert(struct reset_controller_dev *rcdev,
u32 mask = BIT(priv->resets[id].reset_bit);
u8 monbit = priv->resets[id].mon_bit;
u32 value = mask << 16;
+ int ret;
dev_dbg(rcdev->dev, "%s id:%ld offset:0x%x\n",
assert ? "assert" : "deassert", id, reg);
@@ -875,9 +1364,14 @@ static int __rzv2h_cpg_assert(struct reset_controller_dev *rcdev,
reg = GET_RST_MON_OFFSET(priv->resets[id].mon_index);
mask = BIT(monbit);
- return readl_poll_timeout_atomic(priv->base + reg, value,
- assert ? (value & mask) : !(value & mask),
- 10, 200);
+ ret = readl_poll_timeout_atomic(priv->base + reg, value,
+ assert == !!(value & mask), 10, 200);
+ if (ret && !assert) {
+ value = mask << 16;
+ writel(value, priv->base + GET_RST_OFFSET(priv->resets[id].reset_index));
+ }
+
+ return ret;
}
static int rzv2h_cpg_assert(struct reset_controller_dev *rcdev,
diff --git a/drivers/clk/renesas/rzv2h-cpg.h b/drivers/clk/renesas/rzv2h-cpg.h
index 840eed25aeda..dc957bdaf5e9 100644
--- a/drivers/clk/renesas/rzv2h-cpg.h
+++ b/drivers/clk/renesas/rzv2h-cpg.h
@@ -16,20 +16,28 @@
*
* @offset: STBY register offset
* @has_clkn: Flag to indicate if CLK1/2 are accessible or not
+ * @instance: PLL instance number
*/
struct pll {
unsigned int offset:9;
unsigned int has_clkn:1;
+ unsigned int instance:2;
+ const struct rzv2h_pll_limits *limits;
};
-#define PLL_PACK(_offset, _has_clkn) \
+#define PLL_PACK_LIMITS(_offset, _has_clkn, _instance, _limits) \
((struct pll){ \
.offset = _offset, \
- .has_clkn = _has_clkn \
+ .has_clkn = _has_clkn, \
+ .instance = _instance, \
+ .limits = _limits \
})
-#define PLLCA55 PLL_PACK(0x60, 1)
-#define PLLGPU PLL_PACK(0x120, 1)
+#define PLL_PACK(_offset, _has_clkn, _instance) \
+ PLL_PACK_LIMITS(_offset, _has_clkn, _instance, NULL)
+
+#define PLLCA55 PLL_PACK(0x60, 1, 0)
+#define PLLGPU PLL_PACK(0x120, 1, 0)
/**
* struct ddiv - Structure for dynamic switching divider
@@ -115,9 +123,11 @@ struct fixed_mod_conf {
#define CPG_SSEL1 (0x304)
#define CPG_CDDIV0 (0x400)
#define CPG_CDDIV1 (0x404)
+#define CPG_CDDIV2 (0x408)
#define CPG_CDDIV3 (0x40C)
#define CPG_CDDIV4 (0x410)
#define CPG_CSDIV0 (0x500)
+#define CPG_CSDIV1 (0x504)
#define CDDIV0_DIVCTL1 DDIV_PACK(CPG_CDDIV0, 4, 3, 1)
#define CDDIV0_DIVCTL2 DDIV_PACK(CPG_CDDIV0, 8, 3, 2)
@@ -125,6 +135,7 @@ struct fixed_mod_conf {
#define CDDIV1_DIVCTL1 DDIV_PACK(CPG_CDDIV1, 4, 2, 5)
#define CDDIV1_DIVCTL2 DDIV_PACK(CPG_CDDIV1, 8, 2, 6)
#define CDDIV1_DIVCTL3 DDIV_PACK(CPG_CDDIV1, 12, 2, 7)
+#define CDDIV2_DIVCTL3 DDIV_PACK(CPG_CDDIV2, 12, 3, 11)
#define CDDIV3_DIVCTL1 DDIV_PACK(CPG_CDDIV3, 4, 3, 13)
#define CDDIV3_DIVCTL2 DDIV_PACK(CPG_CDDIV3, 8, 3, 14)
#define CDDIV3_DIVCTL3 DDIV_PACK(CPG_CDDIV3, 12, 1, 15)
@@ -134,7 +145,9 @@ struct fixed_mod_conf {
#define CSDIV0_DIVCTL0 DDIV_PACK(CPG_CSDIV0, 0, 2, CSDIV_NO_MON)
#define CSDIV0_DIVCTL1 DDIV_PACK(CPG_CSDIV0, 4, 2, CSDIV_NO_MON)
+#define CSDIV0_DIVCTL2 DDIV_PACK(CPG_CSDIV0, 8, 2, CSDIV_NO_MON)
#define CSDIV0_DIVCTL3 DDIV_PACK_NO_RMW(CPG_CSDIV0, 12, 2, CSDIV_NO_MON)
+#define CSDIV1_DIVCTL2 DDIV_PACK(CPG_CSDIV1, 8, 4, CSDIV_NO_MON)
#define SSEL0_SELCTL2 SMUX_PACK(CPG_SSEL0, 8, 1)
#define SSEL0_SELCTL3 SMUX_PACK(CPG_SSEL0, 12, 1)
@@ -188,6 +201,8 @@ enum clk_types {
CLK_TYPE_PLL,
CLK_TYPE_DDIV, /* Dynamic Switching Divider */
CLK_TYPE_SMUX, /* Static Mux */
+ CLK_TYPE_PLLDSI, /* PLLDSI */
+ CLK_TYPE_PLLDSI_DIV, /* PLLDSI divider */
};
#define DEF_TYPE(_name, _id, _type...) \
@@ -218,6 +233,14 @@ enum clk_types {
.num_parents = ARRAY_SIZE(_parent_names), \
.flag = CLK_SET_RATE_PARENT, \
.mux_flags = CLK_MUX_HIWORD_MASK)
+#define DEF_PLLDSI(_name, _id, _parent, _pll_packed) \
+ DEF_TYPE(_name, _id, CLK_TYPE_PLLDSI, .parent = _parent, .cfg.pll = _pll_packed)
+#define DEF_PLLDSI_DIV(_name, _id, _parent, _ddiv_packed, _dtable) \
+ DEF_TYPE(_name, _id, CLK_TYPE_PLLDSI_DIV, \
+ .cfg.ddiv = _ddiv_packed, \
+ .dtable = _dtable, \
+ .parent = _parent, \
+ .flag = CLK_SET_RATE_PARENT)
/**
* struct rzv2h_mod_clk - Module Clocks definitions
diff --git a/drivers/clk/rockchip/Kconfig b/drivers/clk/rockchip/Kconfig
index febb7944f34b..5cf1e0fd6fb3 100644
--- a/drivers/clk/rockchip/Kconfig
+++ b/drivers/clk/rockchip/Kconfig
@@ -30,6 +30,13 @@ config CLK_RV1126
help
Build the driver for RV1126 Clock Driver.
+config CLK_RV1126B
+ bool "Rockchip RV1126B clock controller support"
+ depends on ARM64 || COMPILE_TEST
+ default y
+ help
+ Build the driver for RV1126B Clock Driver.
+
config CLK_RK3036
bool "Rockchip RK3036 clock controller support"
depends on ARM || COMPILE_TEST
@@ -93,6 +100,13 @@ config CLK_RK3399
help
Build the driver for RK3399 Clock Driver.
+config CLK_RK3506
+ bool "Rockchip RK3506 clock controller support"
+ depends on ARM || COMPILE_TEST
+ default y
+ help
+ Build the driver for RK3506 Clock Driver.
+
config CLK_RK3528
bool "Rockchip RK3528 clock controller support"
depends on ARM64 || COMPILE_TEST
diff --git a/drivers/clk/rockchip/Makefile b/drivers/clk/rockchip/Makefile
index c281a9738d9f..4d8cbb2044c7 100644
--- a/drivers/clk/rockchip/Makefile
+++ b/drivers/clk/rockchip/Makefile
@@ -20,6 +20,7 @@ clk-rockchip-$(CONFIG_RESET_CONTROLLER) += softrst.o
obj-$(CONFIG_CLK_PX30) += clk-px30.o
obj-$(CONFIG_CLK_RV110X) += clk-rv1108.o
obj-$(CONFIG_CLK_RV1126) += clk-rv1126.o
+obj-$(CONFIG_CLK_RV1126B) += clk-rv1126b.o rst-rv1126b.o
obj-$(CONFIG_CLK_RK3036) += clk-rk3036.o
obj-$(CONFIG_CLK_RK312X) += clk-rk3128.o
obj-$(CONFIG_CLK_RK3188) += clk-rk3188.o
@@ -29,6 +30,7 @@ obj-$(CONFIG_CLK_RK3308) += clk-rk3308.o
obj-$(CONFIG_CLK_RK3328) += clk-rk3328.o
obj-$(CONFIG_CLK_RK3368) += clk-rk3368.o
obj-$(CONFIG_CLK_RK3399) += clk-rk3399.o
+obj-$(CONFIG_CLK_RK3506) += clk-rk3506.o rst-rk3506.o
obj-$(CONFIG_CLK_RK3528) += clk-rk3528.o rst-rk3528.o
obj-$(CONFIG_CLK_RK3562) += clk-rk3562.o rst-rk3562.o
obj-$(CONFIG_CLK_RK3568) += clk-rk3568.o
diff --git a/drivers/clk/rockchip/clk-cpu.c b/drivers/clk/rockchip/clk-cpu.c
index dcc9dcb597ae..6e91a3041a03 100644
--- a/drivers/clk/rockchip/clk-cpu.c
+++ b/drivers/clk/rockchip/clk-cpu.c
@@ -396,3 +396,168 @@ free_cpuclk:
kfree(cpuclk);
return ERR_PTR(ret);
}
+
+static int rockchip_cpuclk_multi_pll_pre_rate_change(struct rockchip_cpuclk *cpuclk,
+ struct clk_notifier_data *ndata)
+{
+ unsigned long new_rate = roundup(ndata->new_rate, 1000);
+ const struct rockchip_cpuclk_rate_table *rate;
+ unsigned long flags;
+
+ rate = rockchip_get_cpuclk_settings(cpuclk, new_rate);
+ if (!rate) {
+ pr_err("%s: Invalid rate : %lu for cpuclk\n",
+ __func__, new_rate);
+ return -EINVAL;
+ }
+
+ if (new_rate > ndata->old_rate) {
+ spin_lock_irqsave(cpuclk->lock, flags);
+ rockchip_cpuclk_set_dividers(cpuclk, rate);
+ spin_unlock_irqrestore(cpuclk->lock, flags);
+ }
+
+ return 0;
+}
+
+static int rockchip_cpuclk_multi_pll_post_rate_change(struct rockchip_cpuclk *cpuclk,
+ struct clk_notifier_data *ndata)
+{
+ unsigned long new_rate = roundup(ndata->new_rate, 1000);
+ const struct rockchip_cpuclk_rate_table *rate;
+ unsigned long flags;
+
+ rate = rockchip_get_cpuclk_settings(cpuclk, new_rate);
+ if (!rate) {
+ pr_err("%s: Invalid rate : %lu for cpuclk\n",
+ __func__, new_rate);
+ return -EINVAL;
+ }
+
+ if (new_rate < ndata->old_rate) {
+ spin_lock_irqsave(cpuclk->lock, flags);
+ rockchip_cpuclk_set_dividers(cpuclk, rate);
+ spin_unlock_irqrestore(cpuclk->lock, flags);
+ }
+
+ return 0;
+}
+
+static int rockchip_cpuclk_multi_pll_notifier_cb(struct notifier_block *nb,
+ unsigned long event, void *data)
+{
+ struct clk_notifier_data *ndata = data;
+ struct rockchip_cpuclk *cpuclk = to_rockchip_cpuclk_nb(nb);
+ int ret = 0;
+
+ pr_debug("%s: event %lu, old_rate %lu, new_rate: %lu\n",
+ __func__, event, ndata->old_rate, ndata->new_rate);
+ if (event == PRE_RATE_CHANGE)
+ ret = rockchip_cpuclk_multi_pll_pre_rate_change(cpuclk, ndata);
+ else if (event == POST_RATE_CHANGE)
+ ret = rockchip_cpuclk_multi_pll_post_rate_change(cpuclk, ndata);
+
+ return notifier_from_errno(ret);
+}
+
+struct clk *rockchip_clk_register_cpuclk_multi_pll(const char *name,
+ const char *const *parent_names,
+ u8 num_parents, void __iomem *base,
+ int muxdiv_offset, u8 mux_shift,
+ u8 mux_width, u8 mux_flags,
+ int div_offset, u8 div_shift,
+ u8 div_width, u8 div_flags,
+ unsigned long flags, spinlock_t *lock,
+ const struct rockchip_cpuclk_rate_table *rates,
+ int nrates)
+{
+ struct rockchip_cpuclk *cpuclk;
+ struct clk_hw *hw;
+ struct clk_mux *mux = NULL;
+ struct clk_divider *div = NULL;
+ const struct clk_ops *mux_ops = NULL, *div_ops = NULL;
+ int ret;
+
+ if (num_parents > 1) {
+ mux = kzalloc(sizeof(*mux), GFP_KERNEL);
+ if (!mux)
+ return ERR_PTR(-ENOMEM);
+
+ mux->reg = base + muxdiv_offset;
+ mux->shift = mux_shift;
+ mux->mask = BIT(mux_width) - 1;
+ mux->flags = mux_flags;
+ mux->lock = lock;
+ mux_ops = (mux_flags & CLK_MUX_READ_ONLY) ? &clk_mux_ro_ops
+ : &clk_mux_ops;
+ }
+
+ if (div_width > 0) {
+ div = kzalloc(sizeof(*div), GFP_KERNEL);
+ if (!div) {
+ ret = -ENOMEM;
+ goto free_mux;
+ }
+
+ div->flags = div_flags;
+ if (div_offset)
+ div->reg = base + div_offset;
+ else
+ div->reg = base + muxdiv_offset;
+ div->shift = div_shift;
+ div->width = div_width;
+ div->lock = lock;
+ div_ops = (div_flags & CLK_DIVIDER_READ_ONLY)
+ ? &clk_divider_ro_ops
+ : &clk_divider_ops;
+ }
+
+ hw = clk_hw_register_composite(NULL, name, parent_names, num_parents,
+ mux ? &mux->hw : NULL, mux_ops,
+ div ? &div->hw : NULL, div_ops,
+ NULL, NULL, flags);
+ if (IS_ERR(hw)) {
+ ret = PTR_ERR(hw);
+ goto free_div;
+ }
+
+ cpuclk = kzalloc(sizeof(*cpuclk), GFP_KERNEL);
+ if (!cpuclk) {
+ ret = -ENOMEM;
+ goto unregister_clk;
+ }
+
+ cpuclk->reg_base = base;
+ cpuclk->lock = lock;
+ cpuclk->clk_nb.notifier_call = rockchip_cpuclk_multi_pll_notifier_cb;
+ ret = clk_notifier_register(hw->clk, &cpuclk->clk_nb);
+ if (ret) {
+ pr_err("%s: failed to register clock notifier for %s\n",
+ __func__, name);
+ goto free_cpuclk;
+ }
+
+ if (nrates > 0) {
+ cpuclk->rate_count = nrates;
+ cpuclk->rate_table = kmemdup(rates,
+ sizeof(*rates) * nrates,
+ GFP_KERNEL);
+ if (!cpuclk->rate_table) {
+ ret = -ENOMEM;
+ goto free_cpuclk;
+ }
+ }
+
+ return hw->clk;
+
+free_cpuclk:
+ kfree(cpuclk);
+unregister_clk:
+ clk_hw_unregister_composite(hw);
+free_div:
+ kfree(div);
+free_mux:
+ kfree(mux);
+
+ return ERR_PTR(ret);
+}
diff --git a/drivers/clk/rockchip/clk-ddr.c b/drivers/clk/rockchip/clk-ddr.c
index 86718c54e56b..8866a65982a0 100644
--- a/drivers/clk/rockchip/clk-ddr.c
+++ b/drivers/clk/rockchip/clk-ddr.c
@@ -55,17 +55,18 @@ rockchip_ddrclk_sip_recalc_rate(struct clk_hw *hw,
return res.a0;
}
-static long rockchip_ddrclk_sip_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *prate)
+static int rockchip_ddrclk_sip_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct arm_smccc_res res;
- arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ, rate, 0,
+ arm_smccc_smc(ROCKCHIP_SIP_DRAM_FREQ, req->rate, 0,
ROCKCHIP_SIP_CONFIG_DRAM_ROUND_RATE,
0, 0, 0, 0, &res);
- return res.a0;
+ req->rate = res.a0;
+
+ return 0;
}
static u8 rockchip_ddrclk_get_parent(struct clk_hw *hw)
@@ -83,7 +84,7 @@ static u8 rockchip_ddrclk_get_parent(struct clk_hw *hw)
static const struct clk_ops rockchip_ddrclk_sip_ops = {
.recalc_rate = rockchip_ddrclk_sip_recalc_rate,
.set_rate = rockchip_ddrclk_sip_set_rate,
- .round_rate = rockchip_ddrclk_sip_round_rate,
+ .determine_rate = rockchip_ddrclk_sip_determine_rate,
.get_parent = rockchip_ddrclk_get_parent,
};
diff --git a/drivers/clk/rockchip/clk-half-divider.c b/drivers/clk/rockchip/clk-half-divider.c
index 64f7faad2148..fbc018e8afa4 100644
--- a/drivers/clk/rockchip/clk-half-divider.c
+++ b/drivers/clk/rockchip/clk-half-divider.c
@@ -92,17 +92,19 @@ static int clk_half_divider_bestdiv(struct clk_hw *hw, unsigned long rate,
return bestdiv;
}
-static long clk_half_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_half_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_divider *divider = to_clk_divider(hw);
int div;
- div = clk_half_divider_bestdiv(hw, rate, prate,
+ div = clk_half_divider_bestdiv(hw, req->rate, &req->best_parent_rate,
divider->width,
divider->flags);
- return DIV_ROUND_UP_ULL(((u64)*prate * 2), div * 2 + 3);
+ req->rate = DIV_ROUND_UP_ULL(((u64)req->best_parent_rate * 2), div * 2 + 3);
+
+ return 0;
}
static int clk_half_divider_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -141,7 +143,7 @@ static int clk_half_divider_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops clk_half_divider_ops = {
.recalc_rate = clk_half_divider_recalc_rate,
- .round_rate = clk_half_divider_round_rate,
+ .determine_rate = clk_half_divider_determine_rate,
.set_rate = clk_half_divider_set_rate,
};
diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c
index c9d599c31923..86dba3826a77 100644
--- a/drivers/clk/rockchip/clk-pll.c
+++ b/drivers/clk/rockchip/clk-pll.c
@@ -61,8 +61,8 @@ static const struct rockchip_pll_rate_table *rockchip_get_pll_settings(
return NULL;
}
-static long rockchip_pll_round_rate(struct clk_hw *hw,
- unsigned long drate, unsigned long *prate)
+static int rockchip_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
const struct rockchip_pll_rate_table *rate_table = pll->rate_table;
@@ -70,12 +70,17 @@ static long rockchip_pll_round_rate(struct clk_hw *hw,
/* Assuming rate_table is in descending order */
for (i = 0; i < pll->rate_count; i++) {
- if (drate >= rate_table[i].rate)
- return rate_table[i].rate;
+ if (req->rate >= rate_table[i].rate) {
+ req->rate = rate_table[i].rate;
+
+ return 0;
+ }
}
/* return minimum supported value */
- return rate_table[i - 1].rate;
+ req->rate = rate_table[i - 1].rate;
+
+ return 0;
}
/*
@@ -352,7 +357,7 @@ static const struct clk_ops rockchip_rk3036_pll_clk_norate_ops = {
static const struct clk_ops rockchip_rk3036_pll_clk_ops = {
.recalc_rate = rockchip_rk3036_pll_recalc_rate,
- .round_rate = rockchip_pll_round_rate,
+ .determine_rate = rockchip_pll_determine_rate,
.set_rate = rockchip_rk3036_pll_set_rate,
.enable = rockchip_rk3036_pll_enable,
.disable = rockchip_rk3036_pll_disable,
@@ -571,7 +576,7 @@ static const struct clk_ops rockchip_rk3066_pll_clk_norate_ops = {
static const struct clk_ops rockchip_rk3066_pll_clk_ops = {
.recalc_rate = rockchip_rk3066_pll_recalc_rate,
- .round_rate = rockchip_pll_round_rate,
+ .determine_rate = rockchip_pll_determine_rate,
.set_rate = rockchip_rk3066_pll_set_rate,
.enable = rockchip_rk3066_pll_enable,
.disable = rockchip_rk3066_pll_disable,
@@ -836,7 +841,7 @@ static const struct clk_ops rockchip_rk3399_pll_clk_norate_ops = {
static const struct clk_ops rockchip_rk3399_pll_clk_ops = {
.recalc_rate = rockchip_rk3399_pll_recalc_rate,
- .round_rate = rockchip_pll_round_rate,
+ .determine_rate = rockchip_pll_determine_rate,
.set_rate = rockchip_rk3399_pll_set_rate,
.enable = rockchip_rk3399_pll_enable,
.disable = rockchip_rk3399_pll_disable,
@@ -1036,7 +1041,7 @@ static const struct clk_ops rockchip_rk3588_pll_clk_norate_ops = {
static const struct clk_ops rockchip_rk3588_pll_clk_ops = {
.recalc_rate = rockchip_rk3588_pll_recalc_rate,
- .round_rate = rockchip_pll_round_rate,
+ .determine_rate = rockchip_pll_determine_rate,
.set_rate = rockchip_rk3588_pll_set_rate,
.enable = rockchip_rk3588_pll_enable,
.disable = rockchip_rk3588_pll_disable,
diff --git a/drivers/clk/rockchip/clk-rk3288.c b/drivers/clk/rockchip/clk-rk3288.c
index 0a1e017df7c6..9cf3e1e43b78 100644
--- a/drivers/clk/rockchip/clk-rk3288.c
+++ b/drivers/clk/rockchip/clk-rk3288.c
@@ -871,7 +871,7 @@ static const int rk3288_saved_cru_reg_ids[] = {
static u32 rk3288_saved_cru_regs[ARRAY_SIZE(rk3288_saved_cru_reg_ids)];
-static int rk3288_clk_suspend(void)
+static int rk3288_clk_suspend(void *data)
{
int i, reg_id;
@@ -906,7 +906,7 @@ static int rk3288_clk_suspend(void)
return 0;
}
-static void rk3288_clk_resume(void)
+static void rk3288_clk_resume(void *data)
{
int i, reg_id;
@@ -923,11 +923,15 @@ static void rk3288_clk_shutdown(void)
writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON);
}
-static struct syscore_ops rk3288_clk_syscore_ops = {
+static const struct syscore_ops rk3288_clk_syscore_ops = {
.suspend = rk3288_clk_suspend,
.resume = rk3288_clk_resume,
};
+static struct syscore rk3288_clk_syscore = {
+ .ops = &rk3288_clk_syscore_ops,
+};
+
static void __init rk3288_common_init(struct device_node *np,
enum rk3288_variant soc)
{
@@ -976,7 +980,7 @@ static void __init rk3288_common_init(struct device_node *np,
rockchip_register_restart_notifier(ctx, RK3288_GLB_SRST_FST,
rk3288_clk_shutdown);
- register_syscore_ops(&rk3288_clk_syscore_ops);
+ register_syscore(&rk3288_clk_syscore);
rockchip_clk_of_add_provider(np, ctx);
}
diff --git a/drivers/clk/rockchip/clk-rk3368.c b/drivers/clk/rockchip/clk-rk3368.c
index 04391e4e2874..95e6996adbae 100644
--- a/drivers/clk/rockchip/clk-rk3368.c
+++ b/drivers/clk/rockchip/clk-rk3368.c
@@ -526,7 +526,7 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED,
RK3368_CLKGATE_CON(3), 1, GFLAGS),
- GATE(0, "sclk_mipidsi_24m", "xin24m", 0, RK3368_CLKGATE_CON(4), 14, GFLAGS),
+ GATE(SCLK_MIPIDSI_24M, "sclk_mipidsi_24m", "xin24m", 0, RK3368_CLKGATE_CON(4), 14, GFLAGS),
/*
* Clock-Architecture Diagram 4
diff --git a/drivers/clk/rockchip/clk-rk3506.c b/drivers/clk/rockchip/clk-rk3506.c
new file mode 100644
index 000000000000..dd59bd60382e
--- /dev/null
+++ b/drivers/clk/rockchip/clk-rk3506.c
@@ -0,0 +1,869 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2023-2025 Rockchip Electronics Co., Ltd.
+ * Author: Finley Xiao <finley.xiao@rock-chips.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+#include <linux/syscore_ops.h>
+#include <dt-bindings/clock/rockchip,rk3506-cru.h>
+#include "clk.h"
+
+#define PVTPLL_SRC_SEL_PVTPLL (BIT(7) | BIT(23))
+
+enum rk3506_plls {
+ gpll, v0pll, v1pll,
+};
+
+/*
+ * [FRAC PLL]: GPLL, V0PLL, V1PLL
+ * - VCO Frequency: 950MHz to 3800MHZ
+ * - Output Frequency: 19MHz to 3800MHZ
+ * - refdiv: 1 to 63 (Int Mode), 1 to 2 (Frac Mode)
+ * - fbdiv: 16 to 3800 (Int Mode), 20 to 380 (Frac Mode)
+ * - post1div: 1 to 7
+ * - post2div: 1 to 7
+ */
+static struct rockchip_pll_rate_table rk3506_pll_rates[] = {
+ /* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2, _dsmpd, _frac */
+ RK3036_PLL_RATE(1896000000, 1, 79, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1800000000, 1, 75, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1704000000, 1, 71, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1608000000, 1, 67, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1512000000, 1, 63, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1416000000, 1, 59, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1350000000, 4, 225, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1296000000, 1, 54, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1200000000, 1, 50, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1188000000, 1, 99, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1179648000, 1, 49, 1, 1, 0, 2550137),
+ RK3036_PLL_RATE(1008000000, 1, 84, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1000000000, 3, 125, 1, 1, 1, 0),
+ RK3036_PLL_RATE(993484800, 1, 41, 1, 1, 0, 6630355),
+ RK3036_PLL_RATE(983040000, 1, 40, 1, 1, 0, 16106127),
+ RK3036_PLL_RATE(960000000, 1, 80, 2, 1, 1, 0),
+ RK3036_PLL_RATE(912000000, 1, 76, 2, 1, 1, 0),
+ RK3036_PLL_RATE(903168000, 1, 75, 2, 1, 0, 4429185),
+ RK3036_PLL_RATE(816000000, 1, 68, 2, 1, 1, 0),
+ RK3036_PLL_RATE(800000000, 3, 200, 2, 1, 1, 0),
+ RK3036_PLL_RATE(600000000, 1, 50, 2, 1, 1, 0),
+ RK3036_PLL_RATE(594000000, 2, 99, 2, 1, 1, 0),
+ RK3036_PLL_RATE(408000000, 1, 68, 2, 2, 1, 0),
+ RK3036_PLL_RATE(312000000, 1, 78, 6, 1, 1, 0),
+ RK3036_PLL_RATE(216000000, 1, 72, 4, 2, 1, 0),
+ RK3036_PLL_RATE(96000000, 1, 48, 6, 2, 1, 0),
+ { /* sentinel */ },
+};
+
+#define RK3506_DIV_ACLK_CORE_MASK 0xf
+#define RK3506_DIV_ACLK_CORE_SHIFT 9
+#define RK3506_DIV_PCLK_CORE_MASK 0xf
+#define RK3506_DIV_PCLK_CORE_SHIFT 0
+
+#define RK3506_CLKSEL15(_aclk_core_div) \
+{ \
+ .reg = RK3506_CLKSEL_CON(15), \
+ .val = HIWORD_UPDATE(_aclk_core_div, RK3506_DIV_ACLK_CORE_MASK, \
+ RK3506_DIV_ACLK_CORE_SHIFT), \
+}
+
+#define RK3506_CLKSEL16(_pclk_core_div) \
+{ \
+ .reg = RK3506_CLKSEL_CON(16), \
+ .val = HIWORD_UPDATE(_pclk_core_div, RK3506_DIV_PCLK_CORE_MASK, \
+ RK3506_DIV_PCLK_CORE_SHIFT), \
+}
+
+/* SIGN-OFF: aclk_core: 500M, pclk_core: 125M, */
+#define RK3506_CPUCLK_RATE(_prate, _aclk_core_div, _pclk_core_div) \
+{ \
+ .prate = _prate, \
+ .divs = { \
+ RK3506_CLKSEL15(_aclk_core_div), \
+ RK3506_CLKSEL16(_pclk_core_div), \
+ }, \
+}
+
+static struct rockchip_cpuclk_rate_table rk3506_cpuclk_rates[] __initdata = {
+ RK3506_CPUCLK_RATE(1608000000, 3, 12),
+ RK3506_CPUCLK_RATE(1512000000, 3, 12),
+ RK3506_CPUCLK_RATE(1416000000, 2, 11),
+ RK3506_CPUCLK_RATE(1296000000, 2, 10),
+ RK3506_CPUCLK_RATE(1200000000, 2, 9),
+ RK3506_CPUCLK_RATE(1179648000, 2, 9),
+ RK3506_CPUCLK_RATE(1008000000, 1, 7),
+ RK3506_CPUCLK_RATE(903168000, 1, 7),
+ RK3506_CPUCLK_RATE(800000000, 1, 6),
+ RK3506_CPUCLK_RATE(750000000, 1, 5),
+ RK3506_CPUCLK_RATE(589824000, 1, 4),
+ RK3506_CPUCLK_RATE(400000000, 1, 3),
+ RK3506_CPUCLK_RATE(200000000, 1, 1),
+};
+
+PNAME(mux_pll_p) = { "xin24m" };
+PNAME(gpll_v0pll_v1pll_parents_p) = { "gpll", "v0pll", "v1pll" };
+PNAME(gpll_v0pll_v1pll_g_parents_p) = { "clk_gpll_gate", "clk_v0pll_gate", "clk_v1pll_gate" };
+PNAME(gpll_v0pll_v1pll_div_parents_p) = { "clk_gpll_div", "clk_v0pll_div", "clk_v1pll_div" };
+PNAME(xin24m_gpll_v0pll_v1pll_g_parents_p) = { "xin24m", "clk_gpll_gate", "clk_v0pll_gate", "clk_v1pll_gate" };
+PNAME(xin24m_g_gpll_v0pll_v1pll_g_parents_p) = { "xin24m_gate", "clk_gpll_gate", "clk_v0pll_gate", "clk_v1pll_gate" };
+PNAME(xin24m_g_gpll_v0pll_v1pll_div_parents_p) = { "xin24m_gate", "clk_gpll_div", "clk_v0pll_div", "clk_v1pll_div" };
+PNAME(xin24m_400k_32k_parents_p) = { "xin24m", "clk_rc", "clk_32k" };
+PNAME(clk_frac_uart_matrix0_mux_parents_p) = { "xin24m", "gpll", "clk_v0pll_gate", "clk_v1pll_gate" };
+PNAME(clk_timer0_parents_p) = { "xin24m", "clk_gpll_div_100m", "clk_32k", "clk_core_pvtpll", "sai0_mclk_in", "sai0_sclk_in" };
+PNAME(clk_timer1_parents_p) = { "xin24m", "clk_gpll_div_100m", "clk_32k", "clk_core_pvtpll", "sai1_mclk_in", "sai1_sclk_in" };
+PNAME(clk_timer2_parents_p) = { "xin24m", "clk_gpll_div_100m", "clk_32k", "clk_core_pvtpll", "sai2_mclk_in", "sai2_sclk_in" };
+PNAME(clk_timer3_parents_p) = { "xin24m", "clk_gpll_div_100m", "clk_32k", "clk_core_pvtpll", "sai3_mclk_in", "sai3_sclk_in" };
+PNAME(clk_timer4_parents_p) = { "xin24m", "clk_gpll_div_100m", "clk_32k", "clk_core_pvtpll", "mclk_asrc0" };
+PNAME(clk_timer5_parents_p) = { "xin24m", "clk_gpll_div_100m", "clk_32k", "clk_core_pvtpll", "mclk_asrc1" };
+PNAME(sclk_uart_parents_p) = { "xin24m", "clk_gpll_gate", "clk_v0pll_gate", "clk_frac_uart_matrix0", "clk_frac_uart_matrix1",
+ "clk_frac_common_matrix0", "clk_frac_common_matrix1", "clk_frac_common_matrix2" };
+PNAME(clk_mac_ptp_root_parents_p) = { "gpll", "v0pll", "v1pll" };
+PNAME(clk_pwm_parents_p) = { "clk_rc", "sai0_mclk_in", "sai1_mclk_in", "sai2_mclk_in", "sai3_mclk_in", "sai0_sclk_in", "sai1_sclk_in",
+ "sai2_sclk_in", "sai3_sclk_in", "mclk_asrc0", "mclk_asrc1" };
+PNAME(clk_can_parents_p) = { "xin24m", "gpll", "clk_v0pll_gate", "clk_v1pll_gate", "clk_frac_voice_matrix1",
+ "clk_frac_common_matrix0", "clk_frac_common_matrix1", "clk_frac_common_matrix2" };
+PNAME(clk_pdm_parents_p) = { "xin24m_gate", "clk_int_voice_matrix0", "clk_int_voice_matrix1", "clk_int_voice_matrix2",
+ "clk_frac_voice_matrix0", "clk_frac_voice_matrix1", "clk_frac_common_matrix0", "clk_frac_common_matrix1",
+ "clk_frac_common_matrix2", "sai0_mclk_in", "sai1_mclk_in", "sai2_mclk_in", "sai3_mclk_in", "clk_gpll_div" };
+PNAME(mclk_sai_asrc_parents_p) = { "xin24m_gate", "clk_int_voice_matrix0", "clk_int_voice_matrix1", "clk_int_voice_matrix2",
+ "clk_frac_voice_matrix0", "clk_frac_voice_matrix1", "clk_frac_common_matrix0", "clk_frac_common_matrix1",
+ "clk_frac_common_matrix2", "sai0_mclk_in", "sai1_mclk_in", "sai2_mclk_in", "sai3_mclk_in" };
+PNAME(lrck_asrc_parents_p) = { "mclk_asrc0", "mclk_asrc1", "mclk_asrc2", "mclk_asrc3", "mclk_spdiftx", "clk_spdifrx_to_asrc", "clkout_pdm",
+ "sai0_fs", "sai1_fs", "sai2_fs", "sai3_fs", "sai4_fs" };
+PNAME(cclk_src_sdmmc_parents_p) = { "xin24m_gate", "gpll", "clk_v0pll_gate", "clk_v1pll_gate" };
+PNAME(dclk_vop_parents_p) = { "xin24m_gate", "clk_gpll_gate", "clk_v0pll_gate", "clk_v1pll_gate", "dummy_vop_dclk",
+ "dummy_vop_dclk", "dummy_vop_dclk", "dummy_vop_dclk" };
+PNAME(dbclk_gpio0_parents_p) = { "xin24m", "clk_rc", "clk_32k_pmu" };
+PNAME(clk_pmu_hp_timer_parents_p) = { "xin24m", "gpll_div_100m", "clk_core_pvtpll" };
+PNAME(clk_ref_out_parents_p) = { "xin24m", "gpll", "v0pll", "v1pll" };
+PNAME(clk_32k_frac_parents_p) = { "xin24m", "v0pll", "v1pll", "clk_rc" };
+PNAME(clk_32k_parents_p) = { "xin32k", "clk_32k_rc", "clk_32k_frac" };
+PNAME(clk_ref_phy_pmu_mux_parents_p) = { "xin24m", "clk_ref_phy_pll" };
+PNAME(clk_vpll_ref_parents_p) = { "xin24m", "clk_pll_ref_io" };
+PNAME(mux_armclk_p) = { "armclk_pll", "clk_core_pvtpll" };
+
+#define MFLAGS CLK_MUX_HIWORD_MASK
+#define DFLAGS CLK_DIVIDER_HIWORD_MASK
+#define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
+
+static struct rockchip_pll_clock rk3506_pll_clks[] __initdata = {
+ [gpll] = PLL(pll_rk3328, PLL_GPLL, "gpll", mux_pll_p,
+ CLK_IS_CRITICAL, RK3506_PLL_CON(0),
+ RK3506_MODE_CON, 0, 2, 0, rk3506_pll_rates),
+ [v0pll] = PLL(pll_rk3328, PLL_V0PLL, "v0pll", mux_pll_p,
+ CLK_IS_CRITICAL, RK3506_PLL_CON(8),
+ RK3506_MODE_CON, 2, 0, 0, rk3506_pll_rates),
+ [v1pll] = PLL(pll_rk3328, PLL_V1PLL, "v1pll", mux_pll_p,
+ CLK_IS_CRITICAL, RK3506_PLL_CON(16),
+ RK3506_MODE_CON, 4, 1, 0, rk3506_pll_rates),
+};
+
+static struct rockchip_clk_branch rk3506_armclk __initdata =
+ MUX(ARMCLK, "armclk", mux_armclk_p, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT,
+ RK3506_CLKSEL_CON(15), 8, 1, MFLAGS);
+
+static struct rockchip_clk_branch rk3506_clk_branches[] __initdata = {
+ /*
+ * CRU Clock-Architecture
+ */
+ /* top */
+ GATE(XIN24M_GATE, "xin24m_gate", "xin24m", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(0), 1, GFLAGS),
+ GATE(CLK_GPLL_GATE, "clk_gpll_gate", "gpll", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(0), 2, GFLAGS),
+ GATE(CLK_V0PLL_GATE, "clk_v0pll_gate", "v0pll", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(0), 3, GFLAGS),
+ GATE(CLK_V1PLL_GATE, "clk_v1pll_gate", "v1pll", 0,
+ RK3506_CLKGATE_CON(0), 4, GFLAGS),
+ COMPOSITE_NOMUX(CLK_GPLL_DIV, "clk_gpll_div", "clk_gpll_gate", CLK_IS_CRITICAL,
+ RK3506_CLKSEL_CON(0), 6, 4, DFLAGS,
+ RK3506_CLKGATE_CON(0), 5, GFLAGS),
+ COMPOSITE_NOMUX(CLK_GPLL_DIV_100M, "clk_gpll_div_100m", "clk_gpll_div", 0,
+ RK3506_CLKSEL_CON(0), 10, 4, DFLAGS,
+ RK3506_CLKGATE_CON(0), 6, GFLAGS),
+ COMPOSITE_NOMUX(CLK_V0PLL_DIV, "clk_v0pll_div", "clk_v0pll_gate", CLK_IS_CRITICAL,
+ RK3506_CLKSEL_CON(1), 0, 4, DFLAGS,
+ RK3506_CLKGATE_CON(0), 7, GFLAGS),
+ COMPOSITE_NOMUX(CLK_V1PLL_DIV, "clk_v1pll_div", "clk_v1pll_gate", 0,
+ RK3506_CLKSEL_CON(1), 4, 4, DFLAGS,
+ RK3506_CLKGATE_CON(0), 8, GFLAGS),
+ COMPOSITE_NOMUX(CLK_INT_VOICE_MATRIX0, "clk_int_voice_matrix0", "clk_v0pll_gate", 0,
+ RK3506_CLKSEL_CON(1), 8, 5, DFLAGS,
+ RK3506_CLKGATE_CON(0), 9, GFLAGS),
+ COMPOSITE_NOMUX(CLK_INT_VOICE_MATRIX1, "clk_int_voice_matrix1", "clk_v1pll_gate", 0,
+ RK3506_CLKSEL_CON(2), 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(0), 10, GFLAGS),
+ COMPOSITE_NOMUX(CLK_INT_VOICE_MATRIX2, "clk_int_voice_matrix2", "clk_v0pll_gate", 0,
+ RK3506_CLKSEL_CON(2), 5, 5, DFLAGS,
+ RK3506_CLKGATE_CON(0), 11, GFLAGS),
+ MUX(CLK_FRAC_UART_MATRIX0_MUX, "clk_frac_uart_matrix0_mux", clk_frac_uart_matrix0_mux_parents_p, 0,
+ RK3506_CLKSEL_CON(3), 9, 2, MFLAGS),
+ MUX(CLK_FRAC_UART_MATRIX1_MUX, "clk_frac_uart_matrix1_mux", xin24m_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(3), 11, 2, MFLAGS),
+ MUX(CLK_FRAC_VOICE_MATRIX0_MUX, "clk_frac_voice_matrix0_mux", xin24m_g_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(3), 13, 2, MFLAGS),
+ MUX(CLK_FRAC_VOICE_MATRIX1_MUX, "clk_frac_voice_matrix1_mux", xin24m_g_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(4), 0, 2, MFLAGS),
+ MUX(CLK_FRAC_COMMON_MATRIX0_MUX, "clk_frac_common_matrix0_mux", xin24m_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(4), 2, 2, MFLAGS),
+ MUX(CLK_FRAC_COMMON_MATRIX1_MUX, "clk_frac_common_matrix1_mux", xin24m_g_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(4), 4, 2, MFLAGS),
+ MUX(CLK_FRAC_COMMON_MATRIX2_MUX, "clk_frac_common_matrix2_mux", xin24m_g_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(4), 6, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_FRAC_UART_MATRIX0, "clk_frac_uart_matrix0", "clk_frac_uart_matrix0_mux", 0,
+ RK3506_CLKSEL_CON(5), 0,
+ RK3506_CLKGATE_CON(0), 13, GFLAGS),
+ COMPOSITE_FRAC(CLK_FRAC_UART_MATRIX1, "clk_frac_uart_matrix1", "clk_frac_uart_matrix1_mux", 0,
+ RK3506_CLKSEL_CON(6), 0,
+ RK3506_CLKGATE_CON(0), 14, GFLAGS),
+ COMPOSITE_FRAC(CLK_FRAC_VOICE_MATRIX0, "clk_frac_voice_matrix0", "clk_frac_voice_matrix0_mux", 0,
+ RK3506_CLKSEL_CON(7), 0,
+ RK3506_CLKGATE_CON(0), 15, GFLAGS),
+ COMPOSITE_FRAC(CLK_FRAC_VOICE_MATRIX1, "clk_frac_voice_matrix1", "clk_frac_voice_matrix1_mux", 0,
+ RK3506_CLKSEL_CON(9), 0,
+ RK3506_CLKGATE_CON(1), 0, GFLAGS),
+ COMPOSITE_FRAC(CLK_FRAC_COMMON_MATRIX0, "clk_frac_common_matrix0", "clk_frac_common_matrix0_mux", 0,
+ RK3506_CLKSEL_CON(11), 0,
+ RK3506_CLKGATE_CON(1), 1, GFLAGS),
+ COMPOSITE_FRAC(CLK_FRAC_COMMON_MATRIX1, "clk_frac_common_matrix1", "clk_frac_common_matrix1_mux", 0,
+ RK3506_CLKSEL_CON(12), 0,
+ RK3506_CLKGATE_CON(1), 2, GFLAGS),
+ COMPOSITE_FRAC(CLK_FRAC_COMMON_MATRIX2, "clk_frac_common_matrix2", "clk_frac_common_matrix2_mux", 0,
+ RK3506_CLKSEL_CON(13), 0,
+ RK3506_CLKGATE_CON(1), 3, GFLAGS),
+ GATE(CLK_REF_USBPHY_TOP, "clk_ref_usbphy_top", "xin24m", 0,
+ RK3506_CLKGATE_CON(1), 4, GFLAGS),
+ GATE(CLK_REF_DPHY_TOP, "clk_ref_dphy_top", "xin24m", 0,
+ RK3506_CLKGATE_CON(1), 5, GFLAGS),
+
+ /* core */
+ COMPOSITE_NOGATE(0, "armclk_pll", gpll_v0pll_v1pll_parents_p, CLK_IS_CRITICAL,
+ RK3506_CLKSEL_CON(15), 5, 2, MFLAGS, 0, 5, DFLAGS),
+ COMPOSITE_NOMUX(ACLK_CORE_ROOT, "aclk_core_root", "armclk", CLK_IGNORE_UNUSED,
+ RK3506_CLKSEL_CON(15), 9, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK3506_CLKGATE_CON(2), 11, GFLAGS),
+ COMPOSITE_NOMUX(PCLK_CORE_ROOT, "pclk_core_root", "armclk", CLK_IGNORE_UNUSED,
+ RK3506_CLKSEL_CON(16), 0, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK3506_CLKGATE_CON(2), 12, GFLAGS),
+ GATE(PCLK_DBG, "pclk_dbg", "pclk_core_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(3), 1, GFLAGS),
+ GATE(PCLK_CORE_GRF, "pclk_core_grf", "pclk_core_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(3), 4, GFLAGS),
+ GATE(PCLK_CORE_CRU, "pclk_core_cru", "pclk_core_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(3), 5, GFLAGS),
+ GATE(CLK_CORE_EMA_DETECT, "clk_core_ema_detect", "xin24m_gate", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(3), 6, GFLAGS),
+ GATE(PCLK_GPIO1, "pclk_gpio1", "aclk_core_root", 0,
+ RK3506_CLKGATE_CON(3), 8, GFLAGS),
+ GATE(DBCLK_GPIO1, "dbclk_gpio1", "xin24m_gate", 0,
+ RK3506_CLKGATE_CON(3), 9, GFLAGS),
+
+ /* core peri */
+ COMPOSITE(ACLK_CORE_PERI_ROOT, "aclk_core_peri_root", gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(18), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(4), 0, GFLAGS),
+ GATE(HCLK_CORE_PERI_ROOT, "hclk_core_peri_root", "aclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 1, GFLAGS),
+ GATE(PCLK_CORE_PERI_ROOT, "pclk_core_peri_root", "aclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 2, GFLAGS),
+ COMPOSITE(CLK_DSMC, "clk_dsmc", xin24m_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(18), 12, 2, MFLAGS, 7, 5, DFLAGS,
+ RK3506_CLKGATE_CON(4), 4, GFLAGS),
+ GATE(ACLK_DSMC, "aclk_dsmc", "aclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 5, GFLAGS),
+ GATE(PCLK_DSMC, "pclk_dsmc", "pclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 6, GFLAGS),
+ COMPOSITE(CLK_FLEXBUS_TX, "clk_flexbus_tx", xin24m_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(19), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(4), 7, GFLAGS),
+ COMPOSITE(CLK_FLEXBUS_RX, "clk_flexbus_rx", xin24m_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(19), 12, 2, MFLAGS, 7, 5, DFLAGS,
+ RK3506_CLKGATE_CON(4), 8, GFLAGS),
+ GATE(ACLK_FLEXBUS, "aclk_flexbus", "aclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 9, GFLAGS),
+ GATE(HCLK_FLEXBUS, "hclk_flexbus", "hclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 10, GFLAGS),
+ GATE(ACLK_DSMC_SLV, "aclk_dsmc_slv", "aclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 11, GFLAGS),
+ GATE(HCLK_DSMC_SLV, "hclk_dsmc_slv", "hclk_core_peri_root", 0,
+ RK3506_CLKGATE_CON(4), 12, GFLAGS),
+
+ /* bus */
+ COMPOSITE(ACLK_BUS_ROOT, "aclk_bus_root", gpll_v0pll_v1pll_div_parents_p, CLK_IS_CRITICAL,
+ RK3506_CLKSEL_CON(21), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(5), 0, GFLAGS),
+ COMPOSITE(HCLK_BUS_ROOT, "hclk_bus_root", gpll_v0pll_v1pll_div_parents_p, CLK_IS_CRITICAL,
+ RK3506_CLKSEL_CON(21), 12, 2, MFLAGS, 7, 5, DFLAGS,
+ RK3506_CLKGATE_CON(5), 1, GFLAGS),
+ COMPOSITE(PCLK_BUS_ROOT, "pclk_bus_root", gpll_v0pll_v1pll_div_parents_p, CLK_IS_CRITICAL,
+ RK3506_CLKSEL_CON(22), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(5), 2, GFLAGS),
+ GATE(ACLK_SYSRAM, "aclk_sysram", "aclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(5), 6, GFLAGS),
+ GATE(HCLK_SYSRAM, "hclk_sysram", "aclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(5), 7, GFLAGS),
+ GATE(ACLK_DMAC0, "aclk_dmac0", "aclk_bus_root", 0,
+ RK3506_CLKGATE_CON(5), 8, GFLAGS),
+ GATE(ACLK_DMAC1, "aclk_dmac1", "aclk_bus_root", 0,
+ RK3506_CLKGATE_CON(5), 9, GFLAGS),
+ GATE(HCLK_M0, "hclk_m0", "aclk_bus_root", 0,
+ RK3506_CLKGATE_CON(5), 10, GFLAGS),
+ GATE(ACLK_CRYPTO_NS, "aclk_crypto_ns", "aclk_bus_root", 0,
+ RK3506_CLKGATE_CON(5), 14, GFLAGS),
+ GATE(HCLK_CRYPTO_NS, "hclk_crypto_ns", "hclk_bus_root", 0,
+ RK3506_CLKGATE_CON(5), 15, GFLAGS),
+ GATE(HCLK_RNG, "hclk_rng", "hclk_bus_root", 0,
+ RK3506_CLKGATE_CON(6), 0, GFLAGS),
+ GATE(PCLK_BUS_GRF, "pclk_bus_grf", "pclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(6), 1, GFLAGS),
+ GATE(PCLK_TIMER, "pclk_timer", "pclk_bus_root", 0,
+ RK3506_CLKGATE_CON(6), 2, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER0_CH0, "clk_timer0_ch0", clk_timer0_parents_p, 0,
+ RK3506_CLKSEL_CON(22), 7, 3, MFLAGS,
+ RK3506_CLKGATE_CON(6), 3, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER0_CH1, "clk_timer0_ch1", clk_timer1_parents_p, 0,
+ RK3506_CLKSEL_CON(22), 10, 3, MFLAGS,
+ RK3506_CLKGATE_CON(6), 4, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER0_CH2, "clk_timer0_ch2", clk_timer2_parents_p, 0,
+ RK3506_CLKSEL_CON(22), 13, 3, MFLAGS,
+ RK3506_CLKGATE_CON(6), 5, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER0_CH3, "clk_timer0_ch3", clk_timer3_parents_p, 0,
+ RK3506_CLKSEL_CON(23), 0, 3, MFLAGS,
+ RK3506_CLKGATE_CON(6), 6, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER0_CH4, "clk_timer0_ch4", clk_timer4_parents_p, 0,
+ RK3506_CLKSEL_CON(23), 3, 3, MFLAGS,
+ RK3506_CLKGATE_CON(6), 7, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER0_CH5, "clk_timer0_ch5", clk_timer5_parents_p, 0,
+ RK3506_CLKSEL_CON(23), 6, 3, MFLAGS,
+ RK3506_CLKGATE_CON(6), 8, GFLAGS),
+ GATE(PCLK_WDT0, "pclk_wdt0", "pclk_bus_root", 0,
+ RK3506_CLKGATE_CON(6), 9, GFLAGS),
+ GATE(TCLK_WDT0, "tclk_wdt0", "xin24m_gate", 0,
+ RK3506_CLKGATE_CON(6), 10, GFLAGS),
+ GATE(PCLK_WDT1, "pclk_wdt1", "pclk_bus_root", 0,
+ RK3506_CLKGATE_CON(6), 11, GFLAGS),
+ GATE(TCLK_WDT1, "tclk_wdt1", "xin24m_gate", 0,
+ RK3506_CLKGATE_CON(6), 12, GFLAGS),
+ GATE(PCLK_MAILBOX, "pclk_mailbox", "pclk_bus_root", 0,
+ RK3506_CLKGATE_CON(6), 13, GFLAGS),
+ GATE(PCLK_INTMUX, "pclk_intmux", "pclk_bus_root", 0,
+ RK3506_CLKGATE_CON(6), 14, GFLAGS),
+ GATE(PCLK_SPINLOCK, "pclk_spinlock", "pclk_bus_root", 0,
+ RK3506_CLKGATE_CON(6), 15, GFLAGS),
+ GATE(PCLK_DDRC, "pclk_ddrc", "pclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(7), 0, GFLAGS),
+ GATE(HCLK_DDRPHY, "hclk_ddrphy", "hclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(7), 1, GFLAGS),
+ GATE(PCLK_DDRMON, "pclk_ddrmon", "pclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(7), 2, GFLAGS),
+ GATE(CLK_DDRMON_OSC, "clk_ddrmon_osc", "xin24m_gate", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(7), 3, GFLAGS),
+ GATE(PCLK_STDBY, "pclk_stdby", "pclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(7), 4, GFLAGS),
+ GATE(HCLK_USBOTG0, "hclk_usbotg0", "hclk_bus_root", 0,
+ RK3506_CLKGATE_CON(7), 5, GFLAGS),
+ GATE(HCLK_USBOTG0_PMU, "hclk_usbotg0_pmu", "hclk_bus_root", 0,
+ RK3506_CLKGATE_CON(7), 6, GFLAGS),
+ GATE(CLK_USBOTG0_ADP, "clk_usbotg0_adp", "clk_32k", 0,
+ RK3506_CLKGATE_CON(7), 7, GFLAGS),
+ GATE(HCLK_USBOTG1, "hclk_usbotg1", "hclk_bus_root", 0,
+ RK3506_CLKGATE_CON(7), 8, GFLAGS),
+ GATE(HCLK_USBOTG1_PMU, "hclk_usbotg1_pmu", "hclk_bus_root", 0,
+ RK3506_CLKGATE_CON(7), 9, GFLAGS),
+ GATE(CLK_USBOTG1_ADP, "clk_usbotg1_adp", "clk_32k", 0,
+ RK3506_CLKGATE_CON(7), 10, GFLAGS),
+ GATE(PCLK_USBPHY, "pclk_usbphy", "pclk_bus_root", 0,
+ RK3506_CLKGATE_CON(7), 11, GFLAGS),
+ GATE(ACLK_DMA2DDR, "aclk_dma2ddr", "aclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(8), 0, GFLAGS),
+ GATE(PCLK_DMA2DDR, "pclk_dma2ddr", "pclk_bus_root", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(8), 1, GFLAGS),
+ COMPOSITE_NOMUX(STCLK_M0, "stclk_m0", "xin24m_gate", 0,
+ RK3506_CLKSEL_CON(23), 9, 6, DFLAGS,
+ RK3506_CLKGATE_CON(8), 2, GFLAGS),
+ COMPOSITE(CLK_DDRPHY, "clk_ddrphy", gpll_v0pll_v1pll_parents_p, CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKSEL_CON(4), 4, 2, MFLAGS, 0, 4, DFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 10, GFLAGS),
+ FACTOR(CLK_DDRC_SRC, "clk_ddrc_src", "clk_ddrphy", 0, 1, 4),
+ GATE(ACLK_DDRC_0, "aclk_ddrc_0", "clk_ddrc_src", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(10), 0, GFLAGS),
+ GATE(ACLK_DDRC_1, "aclk_ddrc_1", "clk_ddrc_src", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(10), 1, GFLAGS),
+ GATE(CLK_DDRC, "clk_ddrc", "clk_ddrc_src", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(10), 3, GFLAGS),
+ GATE(CLK_DDRMON, "clk_ddrmon", "clk_ddrc_src", CLK_IGNORE_UNUSED,
+ RK3506_CLKGATE_CON(10), 4, GFLAGS),
+
+ /* ls peri */
+ COMPOSITE(HCLK_LSPERI_ROOT, "hclk_lsperi_root", gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(29), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(11), 0, GFLAGS),
+ GATE(PCLK_LSPERI_ROOT, "pclk_lsperi_root", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(11), 1, GFLAGS),
+ GATE(PCLK_UART0, "pclk_uart0", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(11), 4, GFLAGS),
+ GATE(PCLK_UART1, "pclk_uart1", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(11), 5, GFLAGS),
+ GATE(PCLK_UART2, "pclk_uart2", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(11), 6, GFLAGS),
+ GATE(PCLK_UART3, "pclk_uart3", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(11), 7, GFLAGS),
+ GATE(PCLK_UART4, "pclk_uart4", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(11), 8, GFLAGS),
+ COMPOSITE(SCLK_UART0, "sclk_uart0", sclk_uart_parents_p, 0,
+ RK3506_CLKSEL_CON(29), 12, 3, MFLAGS, 7, 5, DFLAGS,
+ RK3506_CLKGATE_CON(11), 9, GFLAGS),
+ COMPOSITE(SCLK_UART1, "sclk_uart1", sclk_uart_parents_p, 0,
+ RK3506_CLKSEL_CON(30), 5, 3, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(11), 10, GFLAGS),
+ COMPOSITE(SCLK_UART2, "sclk_uart2", sclk_uart_parents_p, 0,
+ RK3506_CLKSEL_CON(30), 13, 3, MFLAGS, 8, 5, DFLAGS,
+ RK3506_CLKGATE_CON(11), 11, GFLAGS),
+ COMPOSITE(SCLK_UART3, "sclk_uart3", sclk_uart_parents_p, 0,
+ RK3506_CLKSEL_CON(31), 5, 3, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(11), 12, GFLAGS),
+ COMPOSITE(SCLK_UART4, "sclk_uart4", sclk_uart_parents_p, 0,
+ RK3506_CLKSEL_CON(31), 13, 3, MFLAGS, 8, 5, DFLAGS,
+ RK3506_CLKGATE_CON(11), 13, GFLAGS),
+ GATE(PCLK_I2C0, "pclk_i2c0", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(11), 14, GFLAGS),
+ COMPOSITE(CLK_I2C0, "clk_i2c0", xin24m_g_gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(32), 4, 2, MFLAGS, 0, 4, DFLAGS,
+ RK3506_CLKGATE_CON(11), 15, GFLAGS),
+ GATE(PCLK_I2C1, "pclk_i2c1", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(12), 0, GFLAGS),
+ COMPOSITE(CLK_I2C1, "clk_i2c1", xin24m_g_gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(32), 10, 2, MFLAGS, 6, 4, DFLAGS,
+ RK3506_CLKGATE_CON(12), 1, GFLAGS),
+ GATE(PCLK_I2C2, "pclk_i2c2", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(12), 2, GFLAGS),
+ COMPOSITE(CLK_I2C2, "clk_i2c2", xin24m_g_gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(33), 4, 2, MFLAGS, 0, 4, DFLAGS,
+ RK3506_CLKGATE_CON(12), 3, GFLAGS),
+ GATE(PCLK_PWM1, "pclk_pwm1", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(12), 4, GFLAGS),
+ COMPOSITE(CLK_PWM1, "clk_pwm1", gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(33), 10, 2, MFLAGS, 6, 4, DFLAGS,
+ RK3506_CLKGATE_CON(12), 5, GFLAGS),
+ GATE(CLK_OSC_PWM1, "clk_osc_pwm1", "xin24m", 0,
+ RK3506_CLKGATE_CON(12), 6, GFLAGS),
+ GATE(CLK_RC_PWM1, "clk_rc_pwm1", "clk_rc", 0,
+ RK3506_CLKGATE_CON(12), 7, GFLAGS),
+ COMPOSITE_NODIV(CLK_FREQ_PWM1, "clk_freq_pwm1", clk_pwm_parents_p, 0,
+ RK3506_CLKSEL_CON(33), 12, 4, MFLAGS,
+ RK3506_CLKGATE_CON(12), 8, GFLAGS),
+ COMPOSITE_NODIV(CLK_COUNTER_PWM1, "clk_counter_pwm1", clk_pwm_parents_p, 0,
+ RK3506_CLKSEL_CON(34), 0, 4, MFLAGS,
+ RK3506_CLKGATE_CON(12), 9, GFLAGS),
+ GATE(PCLK_SPI0, "pclk_spi0", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(12), 10, GFLAGS),
+ COMPOSITE(CLK_SPI0, "clk_spi0", xin24m_g_gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(34), 8, 2, MFLAGS, 4, 4, DFLAGS,
+ RK3506_CLKGATE_CON(12), 11, GFLAGS),
+ GATE(PCLK_SPI1, "pclk_spi1", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(12), 12, GFLAGS),
+ COMPOSITE(CLK_SPI1, "clk_spi1", xin24m_g_gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(34), 14, 2, MFLAGS, 10, 4, DFLAGS,
+ RK3506_CLKGATE_CON(12), 13, GFLAGS),
+ GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(12), 14, GFLAGS),
+ COMPOSITE_NODIV(DBCLK_GPIO2, "dbclk_gpio2", xin24m_400k_32k_parents_p, 0,
+ RK3506_CLKSEL_CON(35), 0, 2, MFLAGS,
+ RK3506_CLKGATE_CON(12), 15, GFLAGS),
+ GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(13), 0, GFLAGS),
+ COMPOSITE_NODIV(DBCLK_GPIO3, "dbclk_gpio3", xin24m_400k_32k_parents_p, 0,
+ RK3506_CLKSEL_CON(35), 2, 2, MFLAGS,
+ RK3506_CLKGATE_CON(13), 1, GFLAGS),
+ GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(13), 2, GFLAGS),
+ COMPOSITE_NODIV(DBCLK_GPIO4, "dbclk_gpio4", xin24m_400k_32k_parents_p, 0,
+ RK3506_CLKSEL_CON(35), 4, 2, MFLAGS,
+ RK3506_CLKGATE_CON(13), 3, GFLAGS),
+ GATE(HCLK_CAN0, "hclk_can0", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(13), 4, GFLAGS),
+ COMPOSITE(CLK_CAN0, "clk_can0", clk_can_parents_p, 0,
+ RK3506_CLKSEL_CON(35), 11, 3, MFLAGS, 6, 5, DFLAGS,
+ RK3506_CLKGATE_CON(13), 5, GFLAGS),
+ GATE(HCLK_CAN1, "hclk_can1", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(13), 6, GFLAGS),
+ COMPOSITE(CLK_CAN1, "clk_can1", clk_can_parents_p, 0,
+ RK3506_CLKSEL_CON(36), 5, 3, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(13), 7, GFLAGS),
+ GATE(HCLK_PDM, "hclk_pdm", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(13), 8, GFLAGS),
+ COMPOSITE(MCLK_PDM, "mclk_pdm", clk_pdm_parents_p, 0,
+ RK3506_CLKSEL_CON(37), 5, 4, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(13), 9, GFLAGS),
+ COMPOSITE(CLKOUT_PDM, "clkout_pdm", clk_pdm_parents_p, 0,
+ RK3506_CLKSEL_CON(38), 10, 4, MFLAGS, 0, 10, DFLAGS,
+ RK3506_CLKGATE_CON(13), 10, GFLAGS),
+ COMPOSITE(MCLK_SPDIFTX, "mclk_spdiftx", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(39), 5, 4, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(13), 11, GFLAGS),
+ GATE(HCLK_SPDIFTX, "hclk_spdiftx", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(13), 12, GFLAGS),
+ GATE(HCLK_SPDIFRX, "hclk_spdifrx", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(13), 13, GFLAGS),
+ COMPOSITE(MCLK_SPDIFRX, "mclk_spdifrx", gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(39), 14, 2, MFLAGS, 9, 5, DFLAGS,
+ RK3506_CLKGATE_CON(13), 14, GFLAGS),
+ COMPOSITE(MCLK_SAI0, "mclk_sai0", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(40), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RK3506_CLKGATE_CON(13), 15, GFLAGS),
+ GATE(HCLK_SAI0, "hclk_sai0", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(14), 0, GFLAGS),
+ GATE(MCLK_OUT_SAI0, "mclk_out_sai0", "mclk_sai0", 0,
+ RK3506_CLKGATE_CON(14), 1, GFLAGS),
+ COMPOSITE(MCLK_SAI1, "mclk_sai1", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(41), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RK3506_CLKGATE_CON(14), 2, GFLAGS),
+ GATE(HCLK_SAI1, "hclk_sai1", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(14), 3, GFLAGS),
+ GATE(MCLK_OUT_SAI1, "mclk_out_sai1", "mclk_sai1", 0,
+ RK3506_CLKGATE_CON(14), 4, GFLAGS),
+ GATE(HCLK_ASRC0, "hclk_asrc0", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(14), 5, GFLAGS),
+ COMPOSITE(CLK_ASRC0, "clk_asrc0", gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(42), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(14), 6, GFLAGS),
+ GATE(HCLK_ASRC1, "hclk_asrc1", "hclk_lsperi_root", 0,
+ RK3506_CLKGATE_CON(14), 7, GFLAGS),
+ COMPOSITE(CLK_ASRC1, "clk_asrc1", gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(42), 12, 2, MFLAGS, 7, 5, DFLAGS,
+ RK3506_CLKGATE_CON(14), 8, GFLAGS),
+ GATE(PCLK_CRU, "pclk_cru", "pclk_lsperi_root", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(14), 9, GFLAGS),
+ GATE(PCLK_PMU_ROOT, "pclk_pmu_root", "pclk_lsperi_root", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(14), 10, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC0, "mclk_asrc0", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(46), 0, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 0, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC1, "mclk_asrc1", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(46), 4, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 1, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC2, "mclk_asrc2", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(46), 8, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 2, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC3, "mclk_asrc3", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(46), 12, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 3, GFLAGS),
+ COMPOSITE_NODIV(LRCK_ASRC0_SRC, "lrck_asrc0_src", lrck_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(47), 0, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 4, GFLAGS),
+ COMPOSITE_NODIV(LRCK_ASRC0_DST, "lrck_asrc0_dst", lrck_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(47), 4, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 5, GFLAGS),
+ COMPOSITE_NODIV(LRCK_ASRC1_SRC, "lrck_asrc1_src", lrck_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(47), 8, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 6, GFLAGS),
+ COMPOSITE_NODIV(LRCK_ASRC1_DST, "lrck_asrc1_dst", lrck_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(47), 12, 4, MFLAGS,
+ RK3506_CLKGATE_CON(16), 7, GFLAGS),
+
+ /* hs peri */
+ COMPOSITE(ACLK_HSPERI_ROOT, "aclk_hsperi_root", gpll_v0pll_v1pll_div_parents_p, CLK_IS_CRITICAL,
+ RK3506_CLKSEL_CON(49), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(17), 0, GFLAGS),
+ GATE(HCLK_HSPERI_ROOT, "hclk_hsperi_root", "aclk_hsperi_root", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(17), 1, GFLAGS),
+ GATE(PCLK_HSPERI_ROOT, "pclk_hsperi_root", "hclk_hsperi_root", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(17), 2, GFLAGS),
+ COMPOSITE(CCLK_SRC_SDMMC, "cclk_src_sdmmc", cclk_src_sdmmc_parents_p, 0,
+ RK3506_CLKSEL_CON(49), 13, 2, MFLAGS, 7, 6, DFLAGS,
+ RK3506_CLKGATE_CON(17), 6, GFLAGS),
+ GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(17), 7, GFLAGS),
+ GATE(HCLK_FSPI, "hclk_fspi", "hclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(17), 8, GFLAGS),
+ COMPOSITE(SCLK_FSPI, "sclk_fspi", xin24m_g_gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(50), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(17), 9, GFLAGS),
+ GATE(PCLK_SPI2, "pclk_spi2", "pclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(17), 10, GFLAGS),
+ GATE(ACLK_MAC0, "aclk_mac0", "aclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(17), 11, GFLAGS),
+ GATE(ACLK_MAC1, "aclk_mac1", "aclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(17), 12, GFLAGS),
+ GATE(PCLK_MAC0, "pclk_mac0", "pclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(17), 13, GFLAGS),
+ GATE(PCLK_MAC1, "pclk_mac1", "pclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(17), 14, GFLAGS),
+ COMPOSITE_NOMUX(CLK_MAC_ROOT, "clk_mac_root", "gpll", 0,
+ RK3506_CLKSEL_CON(50), 7, 5, DFLAGS,
+ RK3506_CLKGATE_CON(17), 15, GFLAGS),
+ GATE(CLK_MAC0, "clk_mac0", "clk_mac_root", 0,
+ RK3506_CLKGATE_CON(18), 0, GFLAGS),
+ GATE(CLK_MAC1, "clk_mac1", "clk_mac_root", 0,
+ RK3506_CLKGATE_CON(18), 1, GFLAGS),
+ COMPOSITE(MCLK_SAI2, "mclk_sai2", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(51), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RK3506_CLKGATE_CON(18), 2, GFLAGS),
+ GATE(HCLK_SAI2, "hclk_sai2", "hclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(18), 3, GFLAGS),
+ GATE(MCLK_OUT_SAI2, "mclk_out_sai2", "mclk_sai2", 0,
+ RK3506_CLKGATE_CON(18), 4, GFLAGS),
+ COMPOSITE(MCLK_SAI3_SRC, "mclk_sai3_src", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(52), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RK3506_CLKGATE_CON(18), 5, GFLAGS),
+ GATE(HCLK_SAI3, "hclk_sai3", "hclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(18), 6, GFLAGS),
+ GATE(MCLK_SAI3, "mclk_sai3", "mclk_sai3_src", 0,
+ RK3506_CLKGATE_CON(18), 7, GFLAGS),
+ GATE(MCLK_OUT_SAI3, "mclk_out_sai3", "mclk_sai3_src", 0,
+ RK3506_CLKGATE_CON(18), 8, GFLAGS),
+ COMPOSITE(MCLK_SAI4_SRC, "mclk_sai4_src", mclk_sai_asrc_parents_p, 0,
+ RK3506_CLKSEL_CON(53), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RK3506_CLKGATE_CON(18), 9, GFLAGS),
+ GATE(HCLK_SAI4, "hclk_sai4", "hclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(18), 10, GFLAGS),
+ GATE(MCLK_SAI4, "mclk_sai4", "mclk_sai4_src", 0,
+ RK3506_CLKGATE_CON(18), 11, GFLAGS),
+ GATE(HCLK_DSM, "hclk_dsm", "hclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(18), 12, GFLAGS),
+ GATE(MCLK_DSM, "mclk_dsm", "mclk_sai3_src", 0,
+ RK3506_CLKGATE_CON(18), 13, GFLAGS),
+ GATE(PCLK_AUDIO_ADC, "pclk_audio_adc", "pclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(18), 14, GFLAGS),
+ GATE(MCLK_AUDIO_ADC, "mclk_audio_adc", "mclk_sai4_src", 0,
+ RK3506_CLKGATE_CON(18), 15, GFLAGS),
+ FACTOR(MCLK_AUDIO_ADC_DIV4, "mclk_audio_adc_div4", "mclk_audio_adc", 0, 1, 4),
+ GATE(PCLK_SARADC, "pclk_saradc", "pclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(19), 0, GFLAGS),
+ COMPOSITE(CLK_SARADC, "clk_saradc", xin24m_400k_32k_parents_p, 0,
+ RK3506_CLKSEL_CON(54), 4, 2, MFLAGS, 0, 4, DFLAGS,
+ RK3506_CLKGATE_CON(19), 1, GFLAGS),
+ GATE(PCLK_OTPC_NS, "pclk_otpc_ns", "pclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(19), 3, GFLAGS),
+ GATE(CLK_SBPI_OTPC_NS, "clk_sbpi_otpc_ns", "xin24m_gate", 0,
+ RK3506_CLKGATE_CON(19), 4, GFLAGS),
+ FACTOR(CLK_USER_OTPC_NS, "clk_user_otpc_ns", "clk_sbpi_otpc_ns", 0, 1, 2),
+ GATE(PCLK_UART5, "pclk_uart5", "pclk_hsperi_root", 0,
+ RK3506_CLKGATE_CON(19), 6, GFLAGS),
+ COMPOSITE(SCLK_UART5, "sclk_uart5", sclk_uart_parents_p, 0,
+ RK3506_CLKSEL_CON(54), 11, 3, MFLAGS, 6, 5, DFLAGS,
+ RK3506_CLKGATE_CON(19), 7, GFLAGS),
+ GATE(PCLK_GPIO234_IOC, "pclk_gpio234_ioc", "pclk_hsperi_root", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(19), 8, GFLAGS),
+ COMPOSITE(CLK_MAC_PTP_ROOT, "clk_mac_ptp_root", clk_mac_ptp_root_parents_p, 0,
+ RK3506_CLKSEL_CON(55), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(19), 9, GFLAGS),
+ GATE(CLK_MAC0_PTP, "clk_mac0_ptp", "clk_mac_ptp_root", 0,
+ RK3506_CLKGATE_CON(19), 10, GFLAGS),
+ GATE(CLK_MAC1_PTP, "clk_mac1_ptp", "clk_mac_ptp_root", 0,
+ RK3506_CLKGATE_CON(19), 11, GFLAGS),
+ COMPOSITE(ACLK_VIO_ROOT, "aclk_vio_root", gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(58), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(21), 0, GFLAGS),
+ COMPOSITE(HCLK_VIO_ROOT, "hclk_vio_root", gpll_v0pll_v1pll_div_parents_p, 0,
+ RK3506_CLKSEL_CON(58), 12, 2, MFLAGS, 7, 5, DFLAGS,
+ RK3506_CLKGATE_CON(21), 1, GFLAGS),
+ GATE(PCLK_VIO_ROOT, "pclk_vio_root", "hclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 2, GFLAGS),
+ GATE(HCLK_RGA, "hclk_rga", "hclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 6, GFLAGS),
+ GATE(ACLK_RGA, "aclk_rga", "aclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 7, GFLAGS),
+ COMPOSITE(CLK_CORE_RGA, "clk_core_rga", gpll_v0pll_v1pll_g_parents_p, 0,
+ RK3506_CLKSEL_CON(59), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK3506_CLKGATE_CON(21), 8, GFLAGS),
+ GATE(ACLK_VOP, "aclk_vop", "aclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 9, GFLAGS),
+ GATE(HCLK_VOP, "hclk_vop", "hclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 10, GFLAGS),
+ COMPOSITE(DCLK_VOP, "dclk_vop", dclk_vop_parents_p, 0,
+ RK3506_CLKSEL_CON(60), 8, 3, MFLAGS, 0, 8, DFLAGS,
+ RK3506_CLKGATE_CON(21), 11, GFLAGS),
+ GATE(PCLK_DPHY, "pclk_dphy", "pclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 12, GFLAGS),
+ GATE(PCLK_DSI_HOST, "pclk_dsi_host", "pclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 13, GFLAGS),
+ GATE(PCLK_TSADC, "pclk_tsadc", "pclk_vio_root", 0,
+ RK3506_CLKGATE_CON(21), 14, GFLAGS),
+ COMPOSITE_NOMUX(CLK_TSADC, "clk_tsadc", "xin24m_gate", 0,
+ RK3506_CLKSEL_CON(61), 0, 8, DFLAGS,
+ RK3506_CLKGATE_CON(21), 15, GFLAGS),
+ COMPOSITE_NOMUX(CLK_TSADC_TSEN, "clk_tsadc_tsen", "xin24m_gate", 0,
+ RK3506_CLKSEL_CON(61), 8, 3, DFLAGS,
+ RK3506_CLKGATE_CON(22), 0, GFLAGS),
+ GATE(PCLK_GPIO1_IOC, "pclk_gpio1_ioc", "pclk_vio_root", CLK_IS_CRITICAL,
+ RK3506_CLKGATE_CON(22), 1, GFLAGS),
+
+ /* pmu */
+ GATE(CLK_PMU, "clk_pmu", "xin24m", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(0), 1, GFLAGS),
+ GATE(PCLK_PMU, "pclk_pmu", "pclk_pmu_root", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(0), 2, GFLAGS),
+ GATE(PCLK_PMU_CRU, "pclk_pmu_cru", "pclk_pmu_root", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(0), 4, GFLAGS),
+ GATE(PCLK_PMU_GRF, "pclk_pmu_grf", "pclk_pmu_root", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(0), 5, GFLAGS),
+ GATE(PCLK_GPIO0_IOC, "pclk_gpio0_ioc", "pclk_pmu_root", CLK_IS_CRITICAL,
+ RK3506_PMU_CLKGATE_CON(0), 7, GFLAGS),
+ GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pmu_root", 0,
+ RK3506_PMU_CLKGATE_CON(0), 8, GFLAGS),
+ COMPOSITE_NODIV(DBCLK_GPIO0, "dbclk_gpio0", dbclk_gpio0_parents_p, 0,
+ RK3506_PMU_CLKSEL_CON(0), 0, 2, MFLAGS,
+ RK3506_PMU_CLKGATE_CON(0), 9, GFLAGS),
+ GATE(PCLK_GPIO1_SHADOW, "pclk_gpio1_shadow", "pclk_pmu_root", 0,
+ RK3506_PMU_CLKGATE_CON(0), 10, GFLAGS),
+ COMPOSITE_NODIV(DBCLK_GPIO1_SHADOW, "dbclk_gpio1_shadow", dbclk_gpio0_parents_p, 0,
+ RK3506_PMU_CLKSEL_CON(0), 2, 2, MFLAGS,
+ RK3506_PMU_CLKGATE_CON(0), 11, GFLAGS),
+ GATE(PCLK_PMU_HP_TIMER, "pclk_pmu_hp_timer", "pclk_pmu_root", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(0), 12, GFLAGS),
+ MUX(CLK_PMU_HP_TIMER, "clk_pmu_hp_timer", clk_pmu_hp_timer_parents_p, CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKSEL_CON(0), 4, 2, MFLAGS),
+ GATE(PCLK_PWM0, "pclk_pwm0", "pclk_pmu_root", 0,
+ RK3506_PMU_CLKGATE_CON(0), 15, GFLAGS),
+ COMPOSITE_NOMUX(CLK_PWM0, "clk_pwm0", "clk_gpll_div_100m", 0,
+ RK3506_PMU_CLKSEL_CON(0), 6, 4, DFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 0, GFLAGS),
+ GATE(CLK_OSC_PWM0, "clk_osc_pwm0", "xin24m", 0,
+ RK3506_PMU_CLKGATE_CON(1), 1, GFLAGS),
+ GATE(CLK_RC_PWM0, "clk_rc_pwm0", "clk_rc", 0,
+ RK3506_PMU_CLKGATE_CON(1), 2, GFLAGS),
+ COMPOSITE_NOMUX(CLK_MAC_OUT, "clk_mac_out", "gpll", 0,
+ RK3506_PMU_CLKSEL_CON(0), 10, 6, DFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 3, GFLAGS),
+ COMPOSITE(CLK_REF_OUT0, "clk_ref_out0", clk_ref_out_parents_p, 0,
+ RK3506_PMU_CLKSEL_CON(1), 6, 2, MFLAGS, 0, 6, DFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 4, GFLAGS),
+ COMPOSITE(CLK_REF_OUT1, "clk_ref_out1", clk_ref_out_parents_p, 0,
+ RK3506_PMU_CLKSEL_CON(1), 14, 2, MFLAGS, 8, 6, DFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 5, GFLAGS),
+ MUX(CLK_32K_FRAC_MUX, "clk_32k_frac_mux", clk_32k_frac_parents_p, 0,
+ RK3506_PMU_CLKSEL_CON(3), 0, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_32K_FRAC, "clk_32k_frac", "clk_32k_frac_mux", 0,
+ RK3506_PMU_CLKSEL_CON(2), 0,
+ RK3506_PMU_CLKGATE_CON(1), 6, GFLAGS),
+ COMPOSITE_NOMUX(CLK_32K_RC, "clk_32k_rc", "clk_rc", CLK_IS_CRITICAL,
+ RK3506_PMU_CLKSEL_CON(3), 2, 5, DFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 7, GFLAGS),
+ COMPOSITE_NODIV(CLK_32K, "clk_32k", clk_32k_parents_p, CLK_IS_CRITICAL,
+ RK3506_PMU_CLKSEL_CON(3), 7, 2, MFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 8, GFLAGS),
+ COMPOSITE_NODIV(CLK_32K_PMU, "clk_32k_pmu", clk_32k_parents_p, CLK_IS_CRITICAL,
+ RK3506_PMU_CLKSEL_CON(3), 9, 2, MFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 9, GFLAGS),
+ GATE(CLK_PMU_32K, "clk_pmu_32k", "clk_32k_pmu", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(0), 3, GFLAGS),
+ GATE(CLK_PMU_HP_TIMER_32K, "clk_pmu_hp_timer_32k", "clk_32k_pmu", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(0), 14, GFLAGS),
+ GATE(PCLK_TOUCH_KEY, "pclk_touch_key", "pclk_pmu_root", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(1), 12, GFLAGS),
+ GATE(CLK_TOUCH_KEY, "clk_touch_key", "xin24m", CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKGATE_CON(1), 13, GFLAGS),
+ COMPOSITE(CLK_REF_PHY_PLL, "clk_ref_phy_pll", gpll_v0pll_v1pll_parents_p, 0,
+ RK3506_PMU_CLKSEL_CON(4), 13, 2, MFLAGS, 6, 7, DFLAGS,
+ RK3506_PMU_CLKGATE_CON(1), 14, GFLAGS),
+ MUX(CLK_REF_PHY_PMU_MUX, "clk_ref_phy_pmu_mux", clk_ref_phy_pmu_mux_parents_p, 0,
+ RK3506_PMU_CLKSEL_CON(4), 15, 1, MFLAGS),
+ GATE(CLK_WIFI_OUT, "clk_wifi_out", "xin24m", 0,
+ RK3506_PMU_CLKGATE_CON(2), 0, GFLAGS),
+ MUX(CLK_V0PLL_REF, "clk_v0pll_ref", clk_vpll_ref_parents_p, CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKSEL_CON(6), 0, 1, MFLAGS),
+ MUX(CLK_V1PLL_REF, "clk_v1pll_ref", clk_vpll_ref_parents_p, CLK_IGNORE_UNUSED,
+ RK3506_PMU_CLKSEL_CON(6), 1, 1, MFLAGS),
+
+ /* secure ns */
+ GATE(CLK_CORE_CRYPTO_NS, "clk_core_crypto_ns", "clk_core_crypto", 0,
+ RK3506_CLKGATE_CON(5), 12, GFLAGS),
+ GATE(CLK_PKA_CRYPTO_NS, "clk_pka_crypto_ns", "clk_pka_crypto", 0,
+ RK3506_CLKGATE_CON(5), 13, GFLAGS),
+
+ /* io */
+ GATE(CLK_SPI2, "clk_spi2", "clk_spi2_io", 0,
+ RK3506_CLKGATE_CON(20), 0, GFLAGS),
+};
+
+static void __init rk3506_clk_init(struct device_node *np)
+{
+ struct rockchip_clk_provider *ctx;
+ unsigned long clk_nr_clks;
+ void __iomem *reg_base;
+
+ clk_nr_clks = rockchip_clk_find_max_clk_id(rk3506_clk_branches,
+ ARRAY_SIZE(rk3506_clk_branches)) + 1;
+
+ reg_base = of_iomap(np, 0);
+ if (!reg_base) {
+ pr_err("%s: could not map cru region\n", __func__);
+ return;
+ }
+
+ ctx = rockchip_clk_init(np, reg_base, clk_nr_clks);
+ if (IS_ERR(ctx)) {
+ pr_err("%s: rockchip clk init failed\n", __func__);
+ iounmap(reg_base);
+ return;
+ }
+
+ rockchip_clk_register_plls(ctx, rk3506_pll_clks,
+ ARRAY_SIZE(rk3506_pll_clks),
+ 0);
+
+ rockchip_clk_register_armclk_multi_pll(ctx, &rk3506_armclk,
+ rk3506_cpuclk_rates,
+ ARRAY_SIZE(rk3506_cpuclk_rates));
+
+ rockchip_clk_register_branches(ctx, rk3506_clk_branches,
+ ARRAY_SIZE(rk3506_clk_branches));
+
+ rk3506_rst_init(np, reg_base);
+
+ rockchip_register_restart_notifier(ctx, RK3506_GLB_SRST_FST, NULL);
+
+ rockchip_clk_of_add_provider(np, ctx);
+
+ /* pvtpll src init */
+ writel_relaxed(PVTPLL_SRC_SEL_PVTPLL, reg_base + RK3506_CLKSEL_CON(15));
+}
+
+CLK_OF_DECLARE(rk3506_cru, "rockchip,rk3506-cru", rk3506_clk_init);
+
+struct clk_rk3506_inits {
+ void (*inits)(struct device_node *np);
+};
+
+static const struct clk_rk3506_inits clk_rk3506_cru_init = {
+ .inits = rk3506_clk_init,
+};
+
+static const struct of_device_id clk_rk3506_match_table[] = {
+ {
+ .compatible = "rockchip,rk3506-cru",
+ .data = &clk_rk3506_cru_init,
+ },
+ { }
+};
+
+static int clk_rk3506_probe(struct platform_device *pdev)
+{
+ const struct clk_rk3506_inits *init_data;
+ struct device *dev = &pdev->dev;
+
+ init_data = device_get_match_data(dev);
+ if (!init_data)
+ return -EINVAL;
+
+ if (init_data->inits)
+ init_data->inits(dev->of_node);
+
+ return 0;
+}
+
+static struct platform_driver clk_rk3506_driver = {
+ .probe = clk_rk3506_probe,
+ .driver = {
+ .name = "clk-rk3506",
+ .of_match_table = clk_rk3506_match_table,
+ .suppress_bind_attrs = true,
+ },
+};
+builtin_platform_driver_probe(clk_rk3506_driver, clk_rk3506_probe);
diff --git a/drivers/clk/rockchip/clk-rk3568.c b/drivers/clk/rockchip/clk-rk3568.c
index 97d279399ae8..74eabf9b2ae2 100644
--- a/drivers/clk/rockchip/clk-rk3568.c
+++ b/drivers/clk/rockchip/clk-rk3568.c
@@ -1652,6 +1652,7 @@ CLK_OF_DECLARE(rk3568_cru_pmu, "rockchip,rk3568-pmucru", rk3568_pmu_clk_init);
static void __init rk3568_clk_init(struct device_node *np)
{
struct rockchip_clk_provider *ctx;
+ unsigned long clk_nr_clks;
void __iomem *reg_base;
reg_base = of_iomap(np, 0);
@@ -1660,7 +1661,9 @@ static void __init rk3568_clk_init(struct device_node *np)
return;
}
- ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
+ clk_nr_clks = rockchip_clk_find_max_clk_id(rk3568_clk_branches,
+ ARRAY_SIZE(rk3568_clk_branches)) + 1;
+ ctx = rockchip_clk_init(np, reg_base, clk_nr_clks);
if (IS_ERR(ctx)) {
pr_err("%s: rockchip clk init failed\n", __func__);
iounmap(reg_base);
diff --git a/drivers/clk/rockchip/clk-rv1126b.c b/drivers/clk/rockchip/clk-rv1126b.c
new file mode 100644
index 000000000000..3e27bfc14854
--- /dev/null
+++ b/drivers/clk/rockchip/clk-rv1126b.c
@@ -0,0 +1,1117 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2024 Rockchip Electronics Co., Ltd.
+ * Author: Elaine Zhang <zhangqing@rock-chips.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/syscore_ops.h>
+#include <dt-bindings/clock/rockchip,rv1126b-cru.h>
+#include "clk.h"
+
+#define RV1126B_FRAC_MAX_PRATE 1200000000
+
+#define PVTPLL_SRC_SEL_PVTPLL (BIT(0) | BIT(16))
+
+enum rv1126b_plls {
+ gpll, cpll, aupll, dpll
+};
+
+static struct rockchip_pll_rate_table rv1126b_pll_rates[] = {
+ /* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2, _dsmpd, _frac */
+ RK3036_PLL_RATE(1200000000, 1, 100, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1188000000, 1, 99, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1179648000, 1, 49, 1, 1, 0, 2550137),
+ RK3036_PLL_RATE(1000000000, 3, 250, 2, 1, 1, 0),
+ RK3036_PLL_RATE(993484800, 1, 41, 1, 1, 0, 6630355),
+ RK3036_PLL_RATE(983040000, 1, 40, 1, 1, 0, 16106127),
+ RK3036_PLL_RATE(903168000, 1, 75, 2, 1, 0, 4429185),
+ { /* sentinel */ },
+};
+
+#define RV1126B_DIV_ACLK_CORE_MASK 0x1f
+#define RV1126B_DIV_ACLK_CORE_SHIFT 0
+#define RV1126B_DIV_PCLK_CORE_MASK 0x1f
+#define RV1126B_DIV_PCLK_CORE_SHIFT 8
+#define RV1126B_CORE_SEL_MASK 0x1
+#define RV1126B_CORE_SEL_SHIFT 1
+
+#define RV1126B_CLKSEL0(_aclk_core) \
+{ \
+ .reg = RV1126B_CORECLKSEL_CON(2), \
+ .val = HIWORD_UPDATE(_aclk_core - 1, RV1126B_DIV_ACLK_CORE_MASK, \
+ RV1126B_DIV_ACLK_CORE_SHIFT), \
+}
+
+#define RV1126B_CLKSEL1(_pclk_dbg) \
+{ \
+ .reg = RV1126B_CORECLKSEL_CON(2), \
+ .val = HIWORD_UPDATE(_pclk_dbg - 1, RV1126B_DIV_PCLK_CORE_MASK, \
+ RV1126B_DIV_PCLK_CORE_SHIFT), \
+}
+
+#define RV1126B_CPUCLK_RATE(_prate, _aclk_core, _pclk_dbg) \
+{ \
+ .prate = _prate, \
+ .divs = { \
+ RV1126B_CLKSEL0(_aclk_core), \
+ RV1126B_CLKSEL1(_pclk_dbg), \
+ }, \
+}
+
+static struct rockchip_cpuclk_rate_table rv1126b_cpuclk_rates[] __initdata = {
+ RV1126B_CPUCLK_RATE(1608000000, 4, 10),
+ RV1126B_CPUCLK_RATE(1512000000, 4, 10),
+ RV1126B_CPUCLK_RATE(1416000000, 4, 10),
+ RV1126B_CPUCLK_RATE(1296000000, 3, 10),
+ RV1126B_CPUCLK_RATE(1200000000, 3, 10),
+ RV1126B_CPUCLK_RATE(1188000000, 3, 8),
+ RV1126B_CPUCLK_RATE(1104000000, 2, 8),
+ RV1126B_CPUCLK_RATE(1008000000, 2, 8),
+ RV1126B_CPUCLK_RATE(816000000, 2, 6),
+ RV1126B_CPUCLK_RATE(600000000, 2, 4),
+ RV1126B_CPUCLK_RATE(594000000, 2, 4),
+ RV1126B_CPUCLK_RATE(408000000, 1, 3),
+ RV1126B_CPUCLK_RATE(396000000, 1, 3),
+};
+
+PNAME(mux_pll_p) = { "xin24m" };
+PNAME(mux_gpll_cpll_p) = { "gpll", "cpll" };
+PNAME(mux_gpll_aupll_p) = { "gpll", "aupll" };
+PNAME(mux_gpll_aupll_cpll_p) = { "gpll", "aupll", "cpll" };
+PNAME(mux_gpll_cpll_24m_p) = { "gpll", "cpll", "xin24m" };
+PNAME(mux_cpll_24m_p) = { "cpll", "xin24m" };
+PNAME(mux_24m_gpll_aupll_cpll_p) = { "xin24m", "gpll", "aupll", "cpll" };
+PNAME(mux_24m_gpll_cpll_p) = { "xin24m", "gpll", "cpll" };
+PNAME(mux_24m_gpll_aupll_p) = { "xin24m", "gpll", "aupll" };
+PNAME(mux_sclk_uart_src_p) = { "xin24m", "clk_cm_frac0", "clk_cm_frac1",
+ "clk_cm_frac2", "clk_uart_frac0", "clk_uart_frac1" };
+PNAME(mclk_sai0_src_p) = { "xin24m", "clk_cm_frac0", "clk_cm_frac1",
+ "clk_cm_frac2", "clk_audio_frac0", "clk_audio_frac1",
+ "clk_audio_int0", "clk_audio_int1",
+ "mclk_sai0_from_io" };
+PNAME(mclk_sai1_src_p) = { "xin24m", "clk_cm_frac0", "clk_cm_frac1",
+ "clk_cm_frac2", "clk_audio_frac0", "clk_audio_frac1",
+ "clk_audio_int0", "clk_audio_int1",
+ "mclk_sai1_from_io" };
+PNAME(mclk_sai2_src_p) = { "xin24m", "clk_cm_frac0", "clk_cm_frac1",
+ "clk_cm_frac2", "clk_audio_frac0", "clk_audio_frac1",
+ "clk_audio_int0", "clk_audio_int1",
+ "mclk_sai2_from_io" };
+PNAME(mux_sai_src_p) = { "xin24m", "clk_cm_frac0", "clk_cm_frac1",
+ "clk_cm_frac2", "clk_audio_frac0", "clk_audio_frac1",
+ "clk_audio_int0", "clk_audio_int1", "mclk_sai0_from_io",
+ "mclk_sai1_from_io", "mclk_sai2_from_io"};
+PNAME(mux_100m_24m_p) = { "clk_cpll_div10", "xin24m" };
+PNAME(mux_200m_24m_p) = { "clk_gpll_div6", "xin24m" };
+PNAME(mux_500m_400m_200m_p) = { "clk_cpll_div2", "clk_gpll_div3", "clk_gpll_div6" };
+PNAME(mux_300m_200m_p) = { "clk_gpll_div4", "clk_gpll_div6" };
+PNAME(mux_500m_400m_300m_p) = { "clk_cpll_div2", "clk_gpll_div3", "clk_gpll_div4" };
+PNAME(mux_333m_200m_p) = { "clk_cpll_div3", "clk_gpll_div6" };
+PNAME(mux_600m_400m_200m_p) = { "clk_gpll_div2", "clk_gpll_div3", "clk_gpll_div6" };
+PNAME(mux_400m_300m_200m_p) = { "clk_gpll_div3", "clk_gpll_div4", "clk_gpll_div6" };
+PNAME(mux_200m_100m_p) = { "clk_gpll_div6", "clk_cpll_div10" };
+PNAME(mux_200m_100m_50m_24m_p) = { "clk_gpll_div6", "clk_cpll_div10", "clk_cpll_div20",
+ "xin24m" };
+PNAME(mux_600m_24m_p) = { "clk_gpll_div2", "xin24m" };
+PNAME(mux_armclk_p) = { "clk_core_pll", "clk_core_pvtpll" };
+PNAME(aclk_npu_root_p) = { "clk_npu_pll", "clk_npu_pvtpll" };
+PNAME(clk_saradc0_p) = { "clk_saradc0_src", "clk_saradc0_rcosc_io" };
+PNAME(clk_core_vepu_p) = { "clk_vepu_pll", "clk_vepu_pvtpll" };
+PNAME(clk_core_fec_p) = { "clk_core_fec_src", "clk_vcp_pvtpll" };
+PNAME(clk_core_aisp_p) = { "clk_aisp_pll", "clk_vcp_pvtpll" };
+PNAME(clk_core_isp_root_p) = { "clk_isp_pll", "clk_isp_pvtpll" };
+PNAME(clk_gmac_ptp_ref_p) = { "clk_gmac_ptp_ref_src", "clk_gmac_ptp_from_io" };
+PNAME(clk_saradc1_p) = { "clk_saradc1_src", "clk_saradc1_rcosc_io" };
+PNAME(clk_saradc2_p) = { "clk_saradc2_src", "clk_saradc2_rcosc_io" };
+PNAME(clk_rcosc_src_p) = { "xin24m", "clk_rcosc", "clk_rcosc_div2",
+ "clk_rcosc_div3", "clk_rcosc_div4" };
+PNAME(busclk_pmu_mux_p) = { "clk_cpll_div10", "clk_rcosc_src" };
+PNAME(clk_xin_rc_div_p) = { "xin24m", "clk_rcosc_src" };
+PNAME(clk_32k_p) = { "clk_xin_rc_div", "clk_32k_rtc", "clk_32k_io" };
+PNAME(mux_24m_32k_p) = { "xin24m", "clk_32k" };
+PNAME(mux_24m_rcosc_buspmu_p) = { "xin24m", "clk_rcosc_src", "busclk_pmu_src" };
+PNAME(mux_24m_rcosc_buspmu_32k_p) = { "xin24m", "clk_rcosc_src", "busclk_pmu_src",
+ "clk_32k" };
+PNAME(sclk_uart0_p) = { "sclk_uart0_src", "xin24m", "clk_rcosc_src" };
+PNAME(clk_osc_rcosc_ctrl_p) = { "clk_rcosc_src", "clk_testout_out" };
+PNAME(lrck_src_asrc_p) = { "mclk_asrc0", "mclk_asrc1", "mclk_asrc2", "mclk_asrc3",
+ "fs_inter_from_sai0", "fs_inter_from_sai1",
+ "fs_inter_from_sai2", "clkout_pdm"};
+PNAME(clk_ref_pipephy_p) = { "clk_ref_pipephy_cpll_src", "xin24m" };
+PNAME(clk_timer0_parents_p) = { "clk_timer_root", "mclk_sai0_from_io",
+ "sclk_sai0_from_io" };
+PNAME(clk_timer1_parents_p) = { "clk_timer_root", "mclk_sai1_from_io",
+ "sclk_sai1_from_io" };
+PNAME(clk_timer2_parents_p) = { "clk_timer_root", "mclk_sai2_from_io",
+ "sclk_sai2_from_io" };
+PNAME(clk_timer3_parents_p) = { "clk_timer_root", "mclk_asrc0", "mclk_asrc1" };
+PNAME(clk_timer4_parents_p) = { "clk_timer_root", "mclk_asrc2", "mclk_asrc3" };
+PNAME(clk_macphy_p) = { "xin24m", "clk_cpll_div20" };
+PNAME(clk_cpll_div10_p) = { "gpll", "clk_aisp_pll_src" };
+
+static struct rockchip_pll_clock rv1126b_pll_clks[] __initdata = {
+ [gpll] = PLL(pll_rk3328, PLL_GPLL, "gpll", mux_pll_p,
+ CLK_IS_CRITICAL, RV1126B_PLL_CON(8),
+ RV1126B_MODE_CON, 2, 10, 0, rv1126b_pll_rates),
+ [aupll] = PLL(pll_rk3328, PLL_AUPLL, "aupll", mux_pll_p,
+ CLK_IS_CRITICAL, RV1126B_PLL_CON(0),
+ RV1126B_MODE_CON, 0, 10, 0, rv1126b_pll_rates),
+ [cpll] = PLL(pll_rk3328, PLL_CPLL, "cpll", mux_pll_p,
+ CLK_IS_CRITICAL, RV1126B_PERIPLL_CON(0),
+ RV1126B_MODE_CON, 4, 10, 0, rv1126b_pll_rates),
+ [dpll] = PLL(pll_rk3328, 0, "dpll", mux_pll_p,
+ CLK_IS_CRITICAL, RV1126B_SUBDDRPLL_CON(0),
+ RV1126B_MODE_CON, 2, 10, 0, rv1126b_pll_rates),
+};
+
+#define MFLAGS CLK_MUX_HIWORD_MASK
+#define DFLAGS CLK_DIVIDER_HIWORD_MASK
+#define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
+
+static struct rockchip_clk_branch rv1126b_rcdiv_pmu_fracmux __initdata =
+ MUX(CLK_32K, "clk_32k", clk_32k_p, CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
+ RV1126B_PMUCLKSEL_CON(2), 1, 2, MFLAGS);
+
+static struct rockchip_clk_branch rv1126b_clk_branches[] __initdata = {
+
+ FACTOR(0, "clk_rcosc_div2", "clk_rcosc", 0, 1, 2),
+ FACTOR(0, "clk_rcosc_div3", "clk_rcosc", 0, 1, 3),
+ FACTOR(0, "clk_rcosc_div4", "clk_rcosc", 0, 1, 4),
+
+ /* Clock Definition */
+ COMPOSITE_NODIV(CLK_AISP_PLL_SRC, "clk_aisp_pll_src", mux_gpll_aupll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(62), 4, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(5), 4, GFLAGS),
+ DIV(CLK_AISP_PLL, "clk_aisp_pll", "clk_aisp_pll_src", 0,
+ RV1126B_CLKSEL_CON(62), 0, 3, DFLAGS),
+
+ COMPOSITE(CLK_CPLL_DIV10, "clk_cpll_div10", clk_cpll_div10_p, 0,
+ RV1126B_CLKSEL_CON(1), 15, 1, MFLAGS, 5, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 1, GFLAGS),
+ COMPOSITE_NOMUX(CLK_CPLL_DIV20, "clk_cpll_div20", "cpll", 0,
+ RV1126B_CLKSEL_CON(1), 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 0, GFLAGS),
+ COMPOSITE_NOMUX(CLK_CPLL_DIV8, "clk_cpll_div8", "cpll", 0,
+ RV1126B_CLKSEL_CON(1), 10, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 2, GFLAGS),
+ COMPOSITE_NOMUX(CLK_GPLL_DIV8, "clk_gpll_div8", "gpll", 0,
+ RV1126B_CLKSEL_CON(2), 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 3, GFLAGS),
+ COMPOSITE_NOMUX(CLK_GPLL_DIV6, "clk_gpll_div6", "gpll", 0,
+ RV1126B_CLKSEL_CON(2), 5, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 4, GFLAGS),
+ COMPOSITE_NOMUX(CLK_GPLL_DIV4, "clk_gpll_div4", "gpll", 0,
+ RV1126B_CLKSEL_CON(2), 10, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 5, GFLAGS),
+ COMPOSITE_NOMUX(CLK_CPLL_DIV3, "clk_cpll_div3", "cpll", 0,
+ RV1126B_CLKSEL_CON(3), 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 6, GFLAGS),
+ COMPOSITE_NOMUX(CLK_GPLL_DIV3, "clk_gpll_div3", "gpll", 0,
+ RV1126B_CLKSEL_CON(3), 5, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 7, GFLAGS),
+ COMPOSITE_NOMUX(CLK_CPLL_DIV2, "clk_cpll_div2", "cpll", 0,
+ RV1126B_CLKSEL_CON(3), 10, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 8, GFLAGS),
+ COMPOSITE_NOMUX(CLK_GPLL_DIV2, "clk_gpll_div2", "gpll", 0,
+ RV1126B_CLKSEL_CON(4), 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(0), 9, GFLAGS),
+ MUX(CLK_CM_FRAC0_SRC, "clk_cm_frac0_src", mux_24m_gpll_aupll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(10), 0, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_CM_FRAC0, "clk_cm_frac0", "clk_cm_frac0_src", 0,
+ RV1126B_CLKSEL_CON(25), 0,
+ RV1126B_CLKGATE_CON(1), 0, GFLAGS),
+ MUX(CLK_CM_FRAC1_SRC, "clk_cm_frac1_src", mux_24m_gpll_aupll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(10), 2, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_CM_FRAC1, "clk_cm_frac1", "clk_cm_frac1_src", 0,
+ RV1126B_CLKSEL_CON(26), 0,
+ RV1126B_CLKGATE_CON(1), 1, GFLAGS),
+ MUX(CLK_CM_FRAC2_SRC, "clk_cm_frac2_src", mux_24m_gpll_aupll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(10), 4, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_CM_FRAC2, "clk_cm_frac2", "clk_cm_frac2_src", 0,
+ RV1126B_CLKSEL_CON(27), 0,
+ RV1126B_CLKGATE_CON(1), 2, GFLAGS),
+ MUX(CLK_UART_FRAC0_SRC, "clk_uart_frac0_src", mux_24m_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(10), 6, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_UART_FRAC0, "clk_uart_frac0", "clk_uart_frac0_src", 0,
+ RV1126B_CLKSEL_CON(28), 0,
+ RV1126B_CLKGATE_CON(1), 3, GFLAGS),
+ MUX(CLK_UART_FRAC1_SRC, "clk_uart_frac1_src", mux_24m_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(10), 8, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_UART_FRAC1, "clk_uart_frac1", "clk_uart_frac1_src", 0,
+ RV1126B_CLKSEL_CON(29), 0,
+ RV1126B_CLKGATE_CON(1), 4, GFLAGS),
+ MUX(CLK_AUDIO_FRAC0_SRC, "clk_audio_frac0_src", mux_24m_gpll_aupll_p, 0,
+ RV1126B_CLKSEL_CON(10), 10, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_AUDIO_FRAC0, "clk_audio_frac0", "clk_audio_frac0_src", 0,
+ RV1126B_CLKSEL_CON(30), 0,
+ RV1126B_CLKGATE_CON(1), 5, GFLAGS),
+ MUX(CLK_AUDIO_FRAC1_SRC, "clk_audio_frac1_src", mux_24m_gpll_aupll_p, 0,
+ RV1126B_CLKSEL_CON(10), 12, 2, MFLAGS),
+ COMPOSITE_FRAC(CLK_AUDIO_FRAC1, "clk_audio_frac1", "clk_audio_frac1_src", 0,
+ RV1126B_CLKSEL_CON(31), 0,
+ RV1126B_CLKGATE_CON(1), 6, GFLAGS),
+ COMPOSITE(CLK_AUDIO_INT0, "clk_audio_int0", mux_24m_gpll_aupll_p, 0,
+ RV1126B_CLKSEL_CON(11), 6, 2, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 7, GFLAGS),
+ COMPOSITE(CLK_AUDIO_INT1, "clk_audio_int1", mux_24m_gpll_aupll_p, 0,
+ RV1126B_CLKSEL_CON(11), 14, 2, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 8, GFLAGS),
+ COMPOSITE(SCLK_UART0_SRC, "sclk_uart0_src", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(12), 5, 3, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 9, GFLAGS),
+ COMPOSITE(SCLK_UART1, "sclk_uart1", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(12), 13, 3, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 10, GFLAGS),
+ COMPOSITE(SCLK_UART2, "sclk_uart2", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(13), 5, 3, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 11, GFLAGS),
+ COMPOSITE(SCLK_UART3, "sclk_uart3", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(13), 13, 3, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 12, GFLAGS),
+ COMPOSITE(SCLK_UART4, "sclk_uart4", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(14), 5, 3, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 13, GFLAGS),
+ COMPOSITE(SCLK_UART5, "sclk_uart5", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(14), 13, 3, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(1), 14, GFLAGS),
+ COMPOSITE(SCLK_UART6, "sclk_uart6", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(15), 5, 3, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 0, GFLAGS),
+ COMPOSITE(SCLK_UART7, "sclk_uart7", mux_sclk_uart_src_p, 0,
+ RV1126B_CLKSEL_CON(15), 13, 3, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 1, GFLAGS),
+ COMPOSITE(MCLK_SAI0, "mclk_sai0", mclk_sai0_src_p, 0,
+ RV1126B_CLKSEL_CON(16), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 2, GFLAGS),
+ COMPOSITE(MCLK_SAI1, "mclk_sai1", mclk_sai1_src_p, 0,
+ RV1126B_CLKSEL_CON(17), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 3, GFLAGS),
+ COMPOSITE(MCLK_SAI2, "mclk_sai2", mclk_sai2_src_p, 0,
+ RV1126B_CLKSEL_CON(18), 8, 4, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 4, GFLAGS),
+ COMPOSITE(MCLK_PDM, "mclk_pdm", mux_sai_src_p, 0,
+ RV1126B_CLKSEL_CON(19), 6, 4, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 5, GFLAGS),
+ COMPOSITE_NOGATE(0, "clkout_pdm_src", mux_sai_src_p, 0,
+ RV1126B_CLKSEL_CON(20), 8, 4, MFLAGS, 0, 8, DFLAGS),
+ GATE(CLKOUT_PDM, "clkout_pdm", "clkout_pdm_src", 0,
+ RV1126B_CLKGATE_CON(2), 6, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC0, "mclk_asrc0", mux_sai_src_p, 0,
+ RV1126B_CLKSEL_CON(16), 12, 4, MFLAGS,
+ RV1126B_CLKGATE_CON(2), 7, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC1, "mclk_asrc1", mux_sai_src_p, 0,
+ RV1126B_CLKSEL_CON(17), 12, 4, MFLAGS,
+ RV1126B_CLKGATE_CON(2), 8, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC2, "mclk_asrc2", mux_sai_src_p, 0,
+ RV1126B_CLKSEL_CON(18), 12, 4, MFLAGS,
+ RV1126B_CLKGATE_CON(2), 9, GFLAGS),
+ COMPOSITE_NODIV(MCLK_ASRC3, "mclk_asrc3", mux_sai_src_p, 0,
+ RV1126B_CLKSEL_CON(19), 12, 4, MFLAGS,
+ RV1126B_CLKGATE_CON(2), 10, GFLAGS),
+ COMPOSITE(CLK_ASRC0, "clk_asrc0", mux_gpll_aupll_p, 0,
+ RV1126B_CLKSEL_CON(21), 6, 1, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 11, GFLAGS),
+ COMPOSITE(CLK_ASRC1, "clk_asrc1", mux_gpll_aupll_p, 0,
+ RV1126B_CLKSEL_CON(21), 14, 1, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(2), 12, GFLAGS),
+ COMPOSITE_NOMUX(CLK_CORE_PLL, "clk_core_pll", "gpll", CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(60), 0, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(5), 0, GFLAGS),
+ COMPOSITE_NOMUX(CLK_NPU_PLL, "clk_npu_pll", "gpll", CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(60), 6, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(5), 1, GFLAGS),
+ COMPOSITE(CLK_VEPU_PLL, "clk_vepu_pll", mux_gpll_aupll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(61), 4, 2, MFLAGS, 0, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(5), 2, GFLAGS),
+ COMPOSITE(CLK_ISP_PLL, "clk_isp_pll", mux_gpll_aupll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(61), 10, 2, MFLAGS, 6, 4, DFLAGS,
+ RV1126B_CLKGATE_CON(5), 3, GFLAGS),
+ COMPOSITE(CLK_SARADC0_SRC, "clk_saradc0_src", mux_200m_24m_p, 0,
+ RV1126B_CLKSEL_CON(63), 12, 1, MFLAGS, 0, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(5), 6, GFLAGS),
+ COMPOSITE(CLK_SARADC1_SRC, "clk_saradc1_src", mux_200m_24m_p, 0,
+ RV1126B_CLKSEL_CON(63), 13, 1, MFLAGS, 4, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(5), 7, GFLAGS),
+ COMPOSITE(CLK_SARADC2_SRC, "clk_saradc2_src", mux_200m_24m_p, 0,
+ RV1126B_CLKSEL_CON(63), 14, 1, MFLAGS, 8, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(5), 8, GFLAGS),
+ GATE(HCLK_RKNN, "hclk_rknn", "clk_gpll_div8", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(5), 10, GFLAGS),
+ GATE(PCLK_NPU_ROOT, "pclk_npu_root", "clk_cpll_div10", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(5), 11, GFLAGS),
+ COMPOSITE_NODIV(ACLK_VEPU_ROOT, "aclk_vepu_root", mux_500m_400m_200m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(40), 0, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(5), 12, GFLAGS),
+ GATE(HCLK_VEPU_ROOT, "hclk_vepu_root", "clk_gpll_div8", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(5), 13, GFLAGS),
+ GATE(PCLK_VEPU_ROOT, "pclk_vepu_root", "clk_cpll_div10", 0,
+ RV1126B_CLKGATE_CON(5), 14, GFLAGS),
+ COMPOSITE(CLK_CORE_RGA_SRC, "clk_core_rga_src", mux_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(40), 5, 1, MFLAGS, 2, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(6), 0, GFLAGS),
+ COMPOSITE_NODIV(ACLK_GMAC_ROOT, "aclk_gmac_root", mux_300m_200m_p, 0,
+ RV1126B_CLKSEL_CON(40), 6, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(6), 1, GFLAGS),
+ COMPOSITE_NODIV(ACLK_VI_ROOT, "aclk_vi_root", mux_500m_400m_300m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(40), 7, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(6), 2, GFLAGS),
+ GATE(HCLK_VI_ROOT, "hclk_vi_root", "clk_gpll_div8", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(6), 3, GFLAGS),
+ GATE(PCLK_VI_ROOT, "pclk_vi_root", "clk_cpll_div10", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(6), 4, GFLAGS),
+ COMPOSITE_NODIV(DCLK_VICAP_ROOT, "dclk_vicap_root", mux_333m_200m_p, 0,
+ RV1126B_CLKSEL_CON(42), 5, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(6), 5, GFLAGS),
+ COMPOSITE(CLK_SYS_DSMC_ROOT, "clk_sys_dsmc_root", mux_24m_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(40), 14, 2, MFLAGS, 9, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(6), 6, GFLAGS),
+ COMPOSITE(ACLK_VDO_ROOT, "aclk_vdo_root", mux_gpll_cpll_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(42), 4, 1, MFLAGS, 0, 4, DFLAGS,
+ RV1126B_CLKGATE_CON(6), 7, GFLAGS),
+ COMPOSITE(ACLK_RKVDEC_ROOT, "aclk_rkvdec_root", mux_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(42), 10, 1, MFLAGS, 6, 4, DFLAGS,
+ RV1126B_CLKGATE_CON(6), 8, GFLAGS),
+ GATE(HCLK_VDO_ROOT, "hclk_vdo_root", "clk_gpll_div8", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(6), 9, GFLAGS),
+ GATE(PCLK_VDO_ROOT, "pclk_vdo_root", "clk_cpll_div10", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(6), 10, GFLAGS),
+ COMPOSITE(DCLK_VOP, "dclk_vop", mux_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(43), 8, 1, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(6), 12, GFLAGS),
+ COMPOSITE(DCLK_OOC_SRC, "dclk_ooc_src", mux_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(62), 7, 1, MFLAGS, 8, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(6), 13, GFLAGS),
+ GATE(DCLK_DECOM_SRC, "dclk_decom_src", "clk_gpll_div3", 0,
+ RV1126B_CLKGATE_CON(6), 14, GFLAGS),
+ GATE(PCLK_DDR_ROOT, "pclk_ddr_root", "clk_cpll_div10", 0,
+ RV1126B_CLKGATE_CON(7), 0, GFLAGS),
+ COMPOSITE(ACLK_SYSMEM, "aclk_sysmem", mux_gpll_cpll_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(44), 3, 1, MFLAGS, 0, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(7), 1, GFLAGS),
+ COMPOSITE_NODIV(ACLK_TOP_ROOT, "aclk_top_root", mux_600m_400m_200m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(44), 6, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(7), 3, GFLAGS),
+ COMPOSITE_NODIV(ACLK_BUS_ROOT, "aclk_bus_root", mux_400m_300m_200m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(44), 8, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(7), 4, GFLAGS),
+ COMPOSITE_NODIV(HCLK_BUS_ROOT, "hclk_bus_root", mux_200m_100m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(44), 10, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(7), 5, GFLAGS),
+ GATE(PCLK_BUS_ROOT, "pclk_bus_root", "clk_cpll_div10", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(7), 6, GFLAGS),
+ COMPOSITE(CCLK_SDMMC0, "cclk_sdmmc0", mux_gpll_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(45), 8, 2, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(7), 7, GFLAGS),
+ COMPOSITE(CCLK_SDMMC1, "cclk_sdmmc1", mux_gpll_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(46), 8, 2, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(7), 8, GFLAGS),
+ COMPOSITE(CCLK_EMMC, "cclk_emmc", mux_gpll_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(47), 8, 2, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(7), 9, GFLAGS),
+ COMPOSITE(SCLK_2X_FSPI0, "sclk_2x_fspi0", mux_gpll_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(48), 8, 2, MFLAGS, 0, 8, DFLAGS,
+ RV1126B_CLKGATE_CON(7), 10, GFLAGS),
+ COMPOSITE(CLK_GMAC_PTP_REF_SRC, "clk_gmac_ptp_ref_src", mux_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(45), 10, 1, MFLAGS, 11, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(7), 11, GFLAGS),
+ GATE(CLK_GMAC_125M, "clk_gmac_125m", "clk_cpll_div8", 0,
+ RV1126B_CLKGATE_CON(7), 12, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER_ROOT, "clk_timer_root", mux_100m_24m_p, 0,
+ RV1126B_CLKSEL_CON(46), 11, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(7), 13, GFLAGS),
+ COMPOSITE_NODIV(TCLK_WDT_NS_SRC, "tclk_wdt_ns_src", mux_100m_24m_p, 0,
+ RV1126B_CLKSEL_CON(46), 12, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 0, GFLAGS),
+ COMPOSITE_NODIV(TCLK_WDT_S_SRC, "tclk_wdt_s_src", mux_100m_24m_p, 0,
+ RV1126B_CLKSEL_CON(46), 13, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 1, GFLAGS),
+ COMPOSITE_NODIV(TCLK_WDT_HPMCU, "tclk_wdt_hpmcu", mux_100m_24m_p, 0,
+ RV1126B_CLKSEL_CON(46), 14, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 2, GFLAGS),
+ COMPOSITE(CLK_CAN0, "clk_can0", mux_gpll_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(49), 6, 2, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(8), 4, GFLAGS),
+ COMPOSITE(CLK_CAN1, "clk_can1", mux_gpll_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(49), 14, 2, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(8), 5, GFLAGS),
+ COMPOSITE_NODIV(PCLK_PERI_ROOT, "pclk_peri_root", mux_100m_24m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(47), 12, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 6, GFLAGS),
+ COMPOSITE_NODIV(ACLK_PERI_ROOT, "aclk_peri_root", mux_200m_24m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(47), 13, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 7, GFLAGS),
+ COMPOSITE_NODIV(CLK_I2C_BUS_SRC, "clk_i2c_bus_src", mux_200m_24m_p, 0,
+ RV1126B_CLKSEL_CON(50), 1, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 9, GFLAGS),
+ COMPOSITE_NODIV(CLK_SPI0, "clk_spi0", mux_200m_100m_50m_24m_p, 0,
+ RV1126B_CLKSEL_CON(50), 2, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 10, GFLAGS),
+ COMPOSITE_NODIV(CLK_SPI1, "clk_spi1", mux_200m_100m_50m_24m_p, 0,
+ RV1126B_CLKSEL_CON(50), 4, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(8), 11, GFLAGS),
+ GATE(BUSCLK_PMU_SRC, "busclk_pmu_src", "clk_cpll_div10", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(8), 12, GFLAGS),
+ COMPOSITE_NODIV(CLK_PWM0, "clk_pwm0", mux_100m_24m_p, 0,
+ RV1126B_CLKSEL_CON(50), 8, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(9), 0, GFLAGS),
+ COMPOSITE_NODIV(CLK_PWM2, "clk_pwm2", mux_100m_24m_p, 0,
+ RV1126B_CLKSEL_CON(50), 10, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(9), 2, GFLAGS),
+ COMPOSITE_NODIV(CLK_PWM3, "clk_pwm3", mux_100m_24m_p, 0,
+ RV1126B_CLKSEL_CON(50), 11, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(9), 3, GFLAGS),
+ COMPOSITE_NODIV(CLK_PKA_RKCE_SRC, "clk_pka_rkce_src", mux_300m_200m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(50), 12, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(9), 4, GFLAGS),
+ COMPOSITE_NODIV(ACLK_RKCE_SRC, "aclk_rkce_src", mux_200m_24m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(50), 13, 1, MFLAGS,
+ RV1126B_CLKGATE_CON(9), 5, GFLAGS),
+ COMPOSITE_NODIV(ACLK_VCP_ROOT, "aclk_vcp_root", mux_500m_400m_200m_p, CLK_IS_CRITICAL,
+ RV1126B_CLKSEL_CON(48), 12, 2, MFLAGS,
+ RV1126B_CLKGATE_CON(9), 6, GFLAGS),
+ GATE(HCLK_VCP_ROOT, "hclk_vcp_root", "clk_gpll_div8", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(9), 7, GFLAGS),
+ GATE(PCLK_VCP_ROOT, "pclk_vcp_root", "clk_cpll_div10", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(9), 8, GFLAGS),
+ COMPOSITE(CLK_CORE_FEC_SRC, "clk_core_fec_src", mux_gpll_cpll_p, 0,
+ RV1126B_CLKSEL_CON(51), 3, 1, MFLAGS, 0, 3, DFLAGS,
+ RV1126B_CLKGATE_CON(9), 9, GFLAGS),
+ GATE(CLK_50M_GMAC_IOBUF_VI, "clk_50m_gmac_iobuf_vi", "clk_cpll_div20", 0,
+ RV1126B_CLKGATE_CON(9), 11, GFLAGS),
+ GATE(PCLK_TOP_ROOT, "pclk_top_root", "clk_cpll_div10", CLK_IS_CRITICAL,
+ RV1126B_CLKGATE_CON(15), 0, GFLAGS),
+ COMPOSITE(CLK_MIPI0_OUT2IO, "clk_mipi0_out2io", mux_600m_24m_p, 0,
+ RV1126B_CLKSEL_CON(67), 11, 1, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 3, GFLAGS),
+ COMPOSITE(CLK_MIPI1_OUT2IO, "clk_mipi1_out2io", mux_600m_24m_p, 0,
+ RV1126B_CLKSEL_CON(67), 12, 1, MFLAGS, 6, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 4, GFLAGS),
+ COMPOSITE(CLK_MIPI2_OUT2IO, "clk_mipi2_out2io", mux_600m_24m_p, 0,
+ RV1126B_CLKSEL_CON(68), 11, 1, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 5, GFLAGS),
+ COMPOSITE(CLK_MIPI3_OUT2IO, "clk_mipi3_out2io", mux_600m_24m_p, 0,
+ RV1126B_CLKSEL_CON(68), 12, 1, MFLAGS, 6, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 6, GFLAGS),
+ COMPOSITE(CLK_CIF_OUT2IO, "clk_cif_out2io", mux_600m_24m_p, 0,
+ RV1126B_CLKSEL_CON(69), 5, 1, MFLAGS, 0, 5, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 7, GFLAGS),
+ COMPOSITE(CLK_MAC_OUT2IO, "clk_mac_out2io", mux_gpll_cpll_24m_p, 0,
+ RV1126B_CLKSEL_CON(69), 6, 2, MFLAGS, 8, 7, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 8, GFLAGS),
+ COMPOSITE_NOMUX(MCLK_SAI0_OUT2IO, "mclk_sai0_out2io", "mclk_sai0", CLK_SET_RATE_PARENT,
+ RV1126B_CLKSEL_CON(70), 0, 4, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 9, GFLAGS),
+ COMPOSITE_NOMUX(MCLK_SAI1_OUT2IO, "mclk_sai1_out2io", "mclk_sai1", CLK_SET_RATE_PARENT,
+ RV1126B_CLKSEL_CON(70), 5, 4, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 10, GFLAGS),
+ COMPOSITE_NOMUX(MCLK_SAI2_OUT2IO, "mclk_sai2_out2io", "mclk_sai2", CLK_SET_RATE_PARENT,
+ RV1126B_CLKSEL_CON(70), 10, 4, DFLAGS,
+ RV1126B_CLKGATE_CON(15), 11, GFLAGS),
+
+ /* pd _npu */
+ MUX(ACLK_RKNN, "aclk_rknn", aclk_npu_root_p, CLK_SET_RATE_PARENT,
+ RV1126B_NPUCLKSEL_CON(0), 1, 1, MFLAGS),
+
+ /* pd_vepu */
+ GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_vepu_root", 0,
+ RV1126B_VEPUCLKGATE_CON(0), 7, GFLAGS),
+ GATE(DBCLK_GPIO3, "dbclk_gpio3", "xin24m", 0,
+ RV1126B_VEPUCLKGATE_CON(0), 8, GFLAGS),
+ GATE(PCLK_IOC_VCCIO3, "pclk_ioc_vccio3", "pclk_vepu_root", CLK_IS_CRITICAL,
+ RV1126B_VEPUCLKGATE_CON(0), 9, GFLAGS),
+ GATE(PCLK_SARADC0, "pclk_saradc0", "pclk_vepu_root", 0,
+ RV1126B_VEPUCLKGATE_CON(0), 10, GFLAGS),
+ MUX(CLK_SARADC0, "clk_saradc0", clk_saradc0_p, CLK_SET_RATE_PARENT,
+ RV1126B_VEPUCLKSEL_CON(0), 2, 1, MFLAGS),
+ GATE(HCLK_SDMMC1, "hclk_sdmmc1", "hclk_vepu_root", 0,
+ RV1126B_VEPUCLKGATE_CON(0), 12, GFLAGS),
+ GATE(HCLK_VEPU, "hclk_vepu", "hclk_vepu_root", 0,
+ RV1126B_VEPUCLKGATE_CON(1), 1, GFLAGS),
+ GATE(ACLK_VEPU, "aclk_vepu", "aclk_vepu_root", 0,
+ RV1126B_VEPUCLKGATE_CON(1), 2, GFLAGS),
+ COMPOSITE_NODIV(CLK_CORE_VEPU, "clk_core_vepu", clk_core_vepu_p, CLK_SET_RATE_PARENT,
+ RV1126B_VEPUCLKSEL_CON(0), 1, 1, MFLAGS,
+ RV1126B_VEPUCLKGATE_CON(1), 3, GFLAGS),
+
+ /* pd_vcp */
+ GATE(HCLK_FEC, "hclk_fec", "hclk_vcp_root", 0,
+ RV1126B_VCPCLKGATE_CON(1), 0, GFLAGS),
+ GATE(ACLK_FEC, "aclk_fec", "aclk_vcp_root", 0,
+ RV1126B_VCPCLKGATE_CON(1), 1, GFLAGS),
+ COMPOSITE_NODIV(CLK_CORE_FEC, "clk_core_fec", clk_core_fec_p, CLK_SET_RATE_PARENT,
+ RV1126B_VCPCLKSEL_CON(0), 13, 1, MFLAGS,
+ RV1126B_VCPCLKGATE_CON(1), 2, GFLAGS),
+ GATE(HCLK_AVSP, "hclk_avsp", "hclk_vcp_root", 0,
+ RV1126B_VCPCLKGATE_CON(1), 3, GFLAGS),
+ GATE(ACLK_AVSP, "aclk_avsp", "aclk_vcp_root", 0,
+ RV1126B_VCPCLKGATE_CON(1), 4, GFLAGS),
+ GATE(HCLK_AISP, "hclk_aisp", "hclk_vcp_root", 0,
+ RV1126B_VCPCLKGATE_CON(0), 11, GFLAGS),
+ GATE(ACLK_AISP, "aclk_aisp", "aclk_vcp_root", 0,
+ RV1126B_VCPCLKGATE_CON(0), 12, GFLAGS),
+ COMPOSITE_NODIV(CLK_CORE_AISP, "clk_core_aisp", clk_core_aisp_p, CLK_SET_RATE_PARENT,
+ RV1126B_VCPCLKSEL_CON(0), 15, 1, MFLAGS,
+ RV1126B_VCPCLKGATE_CON(0), 13, GFLAGS),
+
+ /* pd_vi */
+ MUX(CLK_CORE_ISP_ROOT, "clk_core_isp_root", clk_core_isp_root_p, CLK_SET_RATE_PARENT,
+ RV1126B_VICLKSEL_CON(0), 1, 1, MFLAGS),
+ GATE(PCLK_DSMC, "pclk_dsmc", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(0), 8, GFLAGS),
+ GATE(ACLK_DSMC, "aclk_dsmc", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(0), 9, GFLAGS),
+ GATE(HCLK_CAN0, "hclk_can0", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(0), 10, GFLAGS),
+ GATE(HCLK_CAN1, "hclk_can1", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(0), 11, GFLAGS),
+ GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(1), 0, GFLAGS),
+ GATE(DBCLK_GPIO2, "dbclk_gpio2", "xin24m", 0,
+ RV1126B_VICLKGATE_CON(1), 1, GFLAGS),
+ GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(1), 2, GFLAGS),
+ GATE(DBCLK_GPIO4, "dbclk_gpio4", "xin24m", 0,
+ RV1126B_VICLKGATE_CON(1), 3, GFLAGS),
+ GATE(PCLK_GPIO5, "pclk_gpio5", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(1), 4, GFLAGS),
+ GATE(DBCLK_GPIO5, "dbclk_gpio5", "xin24m", 0,
+ RV1126B_VICLKGATE_CON(1), 5, GFLAGS),
+ GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(1), 6, GFLAGS),
+ GATE(DBCLK_GPIO6, "dbclk_gpio6", "xin24m", 0,
+ RV1126B_VICLKGATE_CON(1), 7, GFLAGS),
+ GATE(PCLK_GPIO7, "pclk_gpio7", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(1), 8, GFLAGS),
+ GATE(DBCLK_GPIO7, "dbclk_gpio7", "xin24m", 0,
+ RV1126B_VICLKGATE_CON(1), 9, GFLAGS),
+ GATE(PCLK_IOC_VCCIO2, "pclk_ioc_vccio2", "pclk_vi_root", CLK_IS_CRITICAL,
+ RV1126B_VICLKGATE_CON(1), 10, GFLAGS),
+ GATE(PCLK_IOC_VCCIO4, "pclk_ioc_vccio4", "pclk_vi_root", CLK_IS_CRITICAL,
+ RV1126B_VICLKGATE_CON(1), 11, GFLAGS),
+ GATE(PCLK_IOC_VCCIO5, "pclk_ioc_vccio5", "pclk_vi_root", CLK_IS_CRITICAL,
+ RV1126B_VICLKGATE_CON(1), 12, GFLAGS),
+ GATE(PCLK_IOC_VCCIO6, "pclk_ioc_vccio6", "pclk_vi_root", CLK_IS_CRITICAL,
+ RV1126B_VICLKGATE_CON(1), 13, GFLAGS),
+ GATE(PCLK_IOC_VCCIO7, "pclk_ioc_vccio7", "pclk_vi_root", CLK_IS_CRITICAL,
+ RV1126B_VICLKGATE_CON(1), 14, GFLAGS),
+ GATE(HCLK_ISP, "hclk_isp", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 0, GFLAGS),
+ GATE(ACLK_ISP, "aclk_isp", "aclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 1, GFLAGS),
+ GATE(CLK_CORE_ISP, "clk_core_isp", "clk_core_isp_root", 0,
+ RV1126B_VICLKGATE_CON(2), 2, GFLAGS),
+ GATE(HCLK_VICAP, "hclk_vicap", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 3, GFLAGS),
+ GATE(ACLK_VICAP, "aclk_vicap", "aclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 4, GFLAGS),
+ GATE(DCLK_VICAP, "dclk_vicap", "dclk_vicap_root", 0,
+ RV1126B_VICLKGATE_CON(2), 5, GFLAGS),
+ GATE(ISP0CLK_VICAP, "isp0clk_vicap", "clk_core_isp_root", 0,
+ RV1126B_VICLKGATE_CON(2), 6, GFLAGS),
+ GATE(HCLK_VPSS, "hclk_vpss", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 7, GFLAGS),
+ GATE(ACLK_VPSS, "aclk_vpss", "aclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 8, GFLAGS),
+ GATE(CLK_CORE_VPSS, "clk_core_vpss", "clk_core_isp_root", 0,
+ RV1126B_VICLKGATE_CON(2), 9, GFLAGS),
+ GATE(HCLK_VPSL, "hclk_vpsl", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 10, GFLAGS),
+ GATE(ACLK_VPSL, "aclk_vpsl", "aclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(2), 11, GFLAGS),
+ GATE(CLK_CORE_VPSL, "clk_core_vpsl", "clk_core_isp_root", 0,
+ RV1126B_VICLKGATE_CON(2), 12, GFLAGS),
+ GATE(PCLK_CSI2HOST0, "pclk_csi2host0", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 0, GFLAGS),
+ GATE(DCLK_CSI2HOST0, "dclk_csi2host0", "dclk_vicap_root", 0,
+ RV1126B_VICLKGATE_CON(3), 1, GFLAGS),
+ GATE(PCLK_CSI2HOST1, "pclk_csi2host1", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 2, GFLAGS),
+ GATE(DCLK_CSI2HOST1, "dclk_csi2host1", "dclk_vicap_root", 0,
+ RV1126B_VICLKGATE_CON(3), 3, GFLAGS),
+ GATE(PCLK_CSI2HOST2, "pclk_csi2host2", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 4, GFLAGS),
+ GATE(DCLK_CSI2HOST2, "dclk_csi2host2", "dclk_vicap_root", 0,
+ RV1126B_VICLKGATE_CON(3), 5, GFLAGS),
+ GATE(PCLK_CSI2HOST3, "pclk_csi2host3", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 6, GFLAGS),
+ GATE(DCLK_CSI2HOST3, "dclk_csi2host3", "dclk_vicap_root", 0,
+ RV1126B_VICLKGATE_CON(3), 7, GFLAGS),
+ GATE(HCLK_SDMMC0, "hclk_sdmmc0", "hclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 8, GFLAGS),
+ GATE(ACLK_GMAC, "aclk_gmac", "aclk_gmac_root", 0,
+ RV1126B_VICLKGATE_CON(3), 9, GFLAGS),
+ GATE(PCLK_GMAC, "pclk_gmac", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 10, GFLAGS),
+ MUX(CLK_GMAC_PTP_REF, "clk_gmac_ptp_ref", clk_gmac_ptp_ref_p, CLK_SET_RATE_PARENT,
+ RV1126B_VICLKSEL_CON(0), 14, 1, MFLAGS),
+ GATE(PCLK_CSIPHY0, "pclk_csiphy0", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 11, GFLAGS),
+ GATE(PCLK_CSIPHY1, "pclk_csiphy1", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 12, GFLAGS),
+ GATE(PCLK_MACPHY, "pclk_macphy", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(3), 13, GFLAGS),
+ GATE(PCLK_SARADC1, "pclk_saradc1", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(4), 0, GFLAGS),
+ MUX(CLK_SARADC1, "clk_saradc1", clk_saradc1_p, CLK_SET_RATE_PARENT,
+ RV1126B_VICLKSEL_CON(0), 2, 1, MFLAGS),
+ GATE(PCLK_SARADC2, "pclk_saradc2", "pclk_vi_root", 0,
+ RV1126B_VICLKGATE_CON(4), 2, GFLAGS),
+ MUX(CLK_SARADC2, "clk_saradc2", clk_saradc2_p, CLK_SET_RATE_PARENT,
+ RV1126B_VICLKSEL_CON(0), 3, 1, MFLAGS),
+ COMPOSITE_NODIV(CLK_MACPHY, "clk_macphy", clk_macphy_p, 0,
+ RV1126B_VICLKSEL_CON(1), 1, 1, MFLAGS,
+ RV1126B_VICLKGATE_CON(0), 12, GFLAGS),
+
+ /* pd_vdo */
+ GATE(ACLK_RKVDEC, "aclk_rkvdec", "aclk_rkvdec_root", 0,
+ RV1126B_VDOCLKGATE_CON(0), 7, GFLAGS),
+ GATE(HCLK_RKVDEC, "hclk_rkvdec", "hclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(0), 8, GFLAGS),
+ GATE(CLK_HEVC_CA_RKVDEC, "clk_hevc_ca_rkvdec", "aclk_rkvdec_root", 0,
+ RV1126B_VDOCLKGATE_CON(0), 9, GFLAGS),
+ GATE(ACLK_VOP, "aclk_vop", "aclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(0), 10, GFLAGS),
+ GATE(HCLK_VOP, "hclk_vop", "hclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(0), 11, GFLAGS),
+ GATE(ACLK_OOC, "aclk_ooc", "aclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(0), 13, GFLAGS),
+ GATE(HCLK_OOC, "hclk_ooc", "hclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(0), 14, GFLAGS),
+ GATE(HCLK_RKJPEG, "hclk_rkjpeg", "hclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 3, GFLAGS),
+ GATE(ACLK_RKJPEG, "aclk_rkjpeg", "aclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 4, GFLAGS),
+ GATE(ACLK_RKMMU_DECOM, "aclk_rkmmu_decom", "aclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 5, GFLAGS),
+ GATE(HCLK_RKMMU_DECOM, "hclk_rkmmu_decom", "hclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 6, GFLAGS),
+ GATE(DCLK_DECOM, "dclk_decom", "dclk_decom_src", 0,
+ RV1126B_VDOCLKGATE_CON(1), 8, GFLAGS),
+ GATE(ACLK_DECOM, "aclk_decom", "aclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 9, GFLAGS),
+ GATE(PCLK_DECOM, "pclk_decom", "pclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 10, GFLAGS),
+ GATE(PCLK_MIPI_DSI, "pclk_mipi_dsi", "pclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 12, GFLAGS),
+ GATE(PCLK_DSIPHY, "pclk_dsiphy", "pclk_vdo_root", 0,
+ RV1126B_VDOCLKGATE_CON(1), 13, GFLAGS),
+
+ /* pd_ddr */
+ GATE(PCLK_DDRC, "pclk_ddrc", "pclk_ddr_root", CLK_IS_CRITICAL,
+ RV1126B_DDRCLKGATE_CON(0), 2, GFLAGS),
+ GATE(PCLK_DDRMON, "pclk_ddrmon", "pclk_ddr_root", CLK_IS_CRITICAL,
+ RV1126B_DDRCLKGATE_CON(0), 3, GFLAGS),
+ GATE(CLK_TIMER_DDRMON, "clk_timer_ddrmon", "xin24m", 0,
+ RV1126B_DDRCLKGATE_CON(0), 4, GFLAGS),
+ GATE(PCLK_DFICTRL, "pclk_dfictrl", "pclk_ddr_root", CLK_IS_CRITICAL,
+ RV1126B_DDRCLKGATE_CON(0), 5, GFLAGS),
+ GATE(PCLK_DDRPHY, "pclk_ddrphy", "pclk_ddr_root", CLK_IS_CRITICAL,
+ RV1126B_DDRCLKGATE_CON(0), 8, GFLAGS),
+ GATE(PCLK_DMA2DDR, "pclk_dma2ddr", "pclk_ddr_root", CLK_IS_CRITICAL,
+ RV1126B_DDRCLKGATE_CON(0), 9, GFLAGS),
+
+ /* pd_pmu*/
+ COMPOSITE_NODIV(CLK_RCOSC_SRC, "clk_rcosc_src", clk_rcosc_src_p, 0,
+ RV1126B_PMUCLKSEL_CON(1), 0, 3, MFLAGS,
+ RV1126B_PMUCLKGATE_CON(0), 0, GFLAGS),
+ COMPOSITE_NOGATE(BUSCLK_PMU_MUX, "busclk_pmu_mux", busclk_pmu_mux_p, 0,
+ RV1126B_PMUCLKSEL_CON(1), 3, 1, MFLAGS, 4, 2, DFLAGS),
+ GATE(BUSCLK_PMU_ROOT, "busclk_pmu_root", "busclk_pmu_mux", 0,
+ RV1126B_PMUCLKGATE_CON(0), 1, GFLAGS),
+ GATE(BUSCLK_PMU1_ROOT, "busclk_pmu1_root", "busclk_pmu_mux", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(3), 11, GFLAGS),
+ GATE(PCLK_PMU, "pclk_pmu", "busclk_pmu_root", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(0), 6, GFLAGS),
+ MUX(0, "xin_rc_src", clk_xin_rc_div_p, 0,
+ RV1126B_PMUCLKSEL_CON(2), 0, 1, MFLAGS),
+ COMPOSITE_FRACMUX_NOGATE(CLK_XIN_RC_DIV, "clk_xin_rc_div", "xin_rc_src", CLK_SET_RATE_PARENT,
+ RV1126B_PMUCLKSEL_CON(8), 0,
+ &rv1126b_rcdiv_pmu_fracmux),
+ GATE(PCLK_PMU_GPIO0, "pclk_pmu_gpio0", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(0), 7, GFLAGS),
+ COMPOSITE_NODIV(DBCLK_PMU_GPIO0, "dbclk_pmu_gpio0", mux_24m_32k_p, 0,
+ RV1126B_PMUCLKSEL_CON(2), 4, 1, MFLAGS,
+ RV1126B_PMUCLKGATE_CON(0), 8, GFLAGS),
+ GATE(PCLK_PMU_HP_TIMER, "pclk_pmu_hp_timer", "busclk_pmu_root", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(0), 10, GFLAGS),
+ COMPOSITE(CLK_PMU_HP_TIMER, "clk_pmu_hp_timer", mux_cpll_24m_p, CLK_IS_CRITICAL,
+ RV1126B_PMUCLKSEL_CON(1), 13, 1, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_PMUCLKGATE_CON(0), 11, GFLAGS),
+ GATE(CLK_PMU_32K_HP_TIMER, "clk_pmu_32k_hp_timer", "clk_32k", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(0), 13, GFLAGS),
+ GATE(PCLK_PWM1, "pclk_pwm1", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(1), 0, GFLAGS),
+ COMPOSITE(CLK_PWM1, "clk_pwm1", mux_24m_rcosc_buspmu_p, 0,
+ RV1126B_PMUCLKSEL_CON(2), 8, 2, MFLAGS, 6, 2, DFLAGS,
+ RV1126B_PMUCLKGATE_CON(1), 1, GFLAGS),
+ GATE(CLK_OSC_PWM1, "clk_osc_pwm1", "xin24m", 0,
+ RV1126B_PMUCLKGATE_CON(1), 2, GFLAGS),
+ GATE(CLK_RC_PWM1, "clk_rc_pwm1", "clk_32k", 0,
+ RV1126B_PMUCLKGATE_CON(1), 3, GFLAGS),
+ GATE(PCLK_I2C2, "pclk_i2c2", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(1), 6, GFLAGS),
+ COMPOSITE(CLK_I2C2, "clk_i2c2", mux_24m_rcosc_buspmu_p, 0,
+ RV1126B_PMUCLKSEL_CON(2), 14, 2, MFLAGS, 12, 2, DFLAGS,
+ RV1126B_PMUCLKGATE_CON(1), 7, GFLAGS),
+ GATE(PCLK_UART0, "pclk_uart0", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(1), 8, GFLAGS),
+ COMPOSITE_NODIV(SCLK_UART0, "sclk_uart0", sclk_uart0_p, CLK_SET_RATE_PARENT,
+ RV1126B_PMUCLKSEL_CON(3), 0, 2, MFLAGS,
+ RV1126B_PMUCLKGATE_CON(1), 11, GFLAGS),
+ GATE(PCLK_RCOSC_CTRL, "pclk_rcosc_ctrl", "busclk_pmu_root", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(2), 0, GFLAGS),
+ COMPOSITE_NODIV(CLK_OSC_RCOSC_CTRL, "clk_osc_rcosc_ctrl", clk_osc_rcosc_ctrl_p, CLK_IS_CRITICAL,
+ RV1126B_PMUCLKSEL_CON(3), 2, 1, MFLAGS,
+ RV1126B_PMUCLKGATE_CON(2), 1, GFLAGS),
+ GATE(CLK_REF_RCOSC_CTRL, "clk_ref_rcosc_ctrl", "xin24m", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(2), 2, GFLAGS),
+ GATE(PCLK_IOC_PMUIO0, "pclk_ioc_pmuio0", "busclk_pmu_root", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(2), 3, GFLAGS),
+ GATE(CLK_REFOUT, "clk_refout", "xin24m", 0,
+ RV1126B_PMUCLKGATE_CON(2), 6, GFLAGS),
+ GATE(CLK_PREROLL, "clk_preroll", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(2), 7, GFLAGS),
+ GATE(CLK_PREROLL_32K, "clk_preroll_32k", "clk_32k", 0,
+ RV1126B_PMUCLKGATE_CON(2), 8, GFLAGS),
+ GATE(HCLK_PMU_SRAM, "hclk_pmu_sram", "busclk_pmu_root", CLK_IS_CRITICAL,
+ RV1126B_PMUCLKGATE_CON(2), 9, GFLAGS),
+ GATE(PCLK_WDT_LPMCU, "pclk_wdt_lpmcu", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(3), 0, GFLAGS),
+ COMPOSITE_NODIV(TCLK_WDT_LPMCU, "tclk_wdt_lpmcu", mux_24m_rcosc_buspmu_32k_p, 0,
+ RV1126B_PMUCLKSEL_CON(3), 6, 2, MFLAGS,
+ RV1126B_PMUCLKGATE_CON(3), 1, GFLAGS),
+ GATE(CLK_LPMCU, "clk_lpmcu", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(3), 2, GFLAGS),
+ GATE(CLK_LPMCU_RTC, "clk_lpmcu_rtc", "xin24m", 0,
+ RV1126B_PMUCLKGATE_CON(3), 3, GFLAGS),
+ GATE(PCLK_LPMCU_MAILBOX, "pclk_lpmcu_mailbox", "busclk_pmu_root", 0,
+ RV1126B_PMUCLKGATE_CON(3), 4, GFLAGS),
+
+ /* pd_pmu1 */
+ GATE(PCLK_SPI2AHB, "pclk_spi2ahb", "busclk_pmu_root", 0,
+ RV1126B_PMU1CLKGATE_CON(0), 0, GFLAGS),
+ GATE(HCLK_SPI2AHB, "hclk_spi2ahb", "busclk_pmu_root", 0,
+ RV1126B_PMU1CLKGATE_CON(0), 1, GFLAGS),
+ GATE(HCLK_FSPI1, "hclk_fspi1", "busclk_pmu_root", 0,
+ RV1126B_PMU1CLKGATE_CON(0), 2, GFLAGS),
+ GATE(HCLK_XIP_FSPI1, "hclk_xip_fspi1", "busclk_pmu_root", 0,
+ RV1126B_PMU1CLKGATE_CON(0), 3, GFLAGS),
+ COMPOSITE(SCLK_1X_FSPI1, "sclk_1x_fspi1", mux_24m_rcosc_buspmu_p, 0,
+ RV1126B_PMU1CLKSEL_CON(0), 0, 2, MFLAGS, 2, 3, DFLAGS,
+ RV1126B_PMU1CLKGATE_CON(0), 4, GFLAGS),
+ GATE(PCLK_IOC_PMUIO1, "pclk_ioc_pmuio1", "busclk_pmu_root", CLK_IS_CRITICAL,
+ RV1126B_PMU1CLKGATE_CON(0), 5, GFLAGS),
+ GATE(PCLK_AUDIO_ADC_PMU, "pclk_audio_adc_pmu", "busclk_pmu_root", 0,
+ RV1126B_PMU1CLKGATE_CON(0), 8, GFLAGS),
+
+ COMPOSITE(MCLK_LPSAI, "mclk_lpsai", mux_24m_rcosc_buspmu_p, 0,
+ RV1126B_PMU1CLKSEL_CON(0), 6, 2, MFLAGS, 8, 5, DFLAGS,
+ RV1126B_PMU1CLKGATE_CON(1), 3, GFLAGS),
+ GATE(MCLK_AUDIO_ADC_PMU, "mclk_audio_adc_pmu", "mclk_lpsai", CLK_IS_CRITICAL,
+ RV1126B_PMU1CLKGATE_CON(0), 9, GFLAGS),
+ FACTOR(MCLK_AUDIO_ADC_DIV4_PMU, "mclk_audio_adc_div4_pmu", "mclk_audio_adc_pmu", 0, 1, 4),
+
+ /* pd_bus */
+ GATE(ACLK_GIC400, "aclk_gic400", "hclk_bus_root", CLK_IS_CRITICAL,
+ RV1126B_BUSCLKGATE_CON(0), 8, GFLAGS),
+ GATE(PCLK_WDT_NS, "pclk_wdt_ns", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(0), 10, GFLAGS),
+ GATE(TCLK_WDT_NS, "tclk_wdt_ns", "tclk_wdt_ns_src", 0,
+ RV1126B_BUSCLKGATE_CON(0), 11, GFLAGS),
+ GATE(PCLK_WDT_HPMCU, "pclk_wdt_hpmcu", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(1), 0, GFLAGS),
+ GATE(HCLK_CACHE, "hclk_cache", "aclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(1), 2, GFLAGS),
+ GATE(PCLK_HPMCU_MAILBOX, "pclk_hpmcu_mailbox", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(1), 3, GFLAGS),
+ GATE(PCLK_HPMCU_INTMUX, "pclk_hpmcu_intmux", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(1), 4, GFLAGS),
+ GATE(CLK_HPMCU, "clk_hpmcu", "aclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(1), 5, GFLAGS),
+ GATE(CLK_HPMCU_RTC, "clk_hpmcu_rtc", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(1), 10, GFLAGS),
+ GATE(PCLK_RKDMA, "pclk_rkdma", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(1), 11, GFLAGS),
+ GATE(ACLK_RKDMA, "aclk_rkdma", "aclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(1), 12, GFLAGS),
+ GATE(PCLK_DCF, "pclk_dcf", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(2), 0, GFLAGS),
+ GATE(ACLK_DCF, "aclk_dcf", "aclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(2), 1, GFLAGS),
+ GATE(HCLK_RGA, "hclk_rga", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(2), 2, GFLAGS),
+ GATE(ACLK_RGA, "aclk_rga", "aclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(2), 3, GFLAGS),
+ GATE(CLK_CORE_RGA, "clk_core_rga", "clk_core_rga_src", 0,
+ RV1126B_BUSCLKGATE_CON(2), 4, GFLAGS),
+ GATE(PCLK_TIMER, "pclk_timer", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(2), 5, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER0, "clk_timer0", clk_timer0_parents_p, 0,
+ RV1126B_BUSCLKSEL_CON(2), 0, 2, MFLAGS,
+ RV1126B_BUSCLKGATE_CON(2), 6, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER1, "clk_timer1", clk_timer1_parents_p, 0,
+ RV1126B_BUSCLKSEL_CON(2), 2, 2, MFLAGS,
+ RV1126B_BUSCLKGATE_CON(2), 7, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER2, "clk_timer2", clk_timer2_parents_p, 0,
+ RV1126B_BUSCLKSEL_CON(2), 4, 2, MFLAGS,
+ RV1126B_BUSCLKGATE_CON(2), 8, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER3, "clk_timer3", clk_timer3_parents_p, 0,
+ RV1126B_BUSCLKSEL_CON(2), 6, 2, MFLAGS,
+ RV1126B_BUSCLKGATE_CON(2), 9, GFLAGS),
+ COMPOSITE_NODIV(CLK_TIMER4, "clk_timer4", clk_timer4_parents_p, 0,
+ RV1126B_BUSCLKSEL_CON(2), 8, 2, MFLAGS,
+ RV1126B_BUSCLKGATE_CON(2), 10, GFLAGS),
+ GATE(HCLK_RKRNG_S_NS, "hclk_rkrng_s_ns", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(2), 14, GFLAGS),
+ GATE(HCLK_RKRNG_NS, "hclk_rkrng_ns", "hclk_rkrng_s_ns", 0,
+ RV1126B_BUSCLKGATE_CON(2), 15, GFLAGS),
+ GATE(CLK_TIMER5, "clk_timer5", "clk_timer_root", CLK_IS_CRITICAL,
+ RV1126B_BUSCLKGATE_CON(2), 11, GFLAGS),
+ GATE(PCLK_I2C0, "pclk_i2c0", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(3), 0, GFLAGS),
+ GATE(CLK_I2C0, "clk_i2c0", "clk_i2c_bus_src", 0,
+ RV1126B_BUSCLKGATE_CON(3), 1, GFLAGS),
+ GATE(PCLK_I2C1, "pclk_i2c1", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(3), 2, GFLAGS),
+ GATE(CLK_I2C1, "clk_i2c1", "clk_i2c_bus_src", 0,
+ RV1126B_BUSCLKGATE_CON(3), 3, GFLAGS),
+ GATE(PCLK_I2C3, "pclk_i2c3", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(3), 4, GFLAGS),
+ GATE(CLK_I2C3, "clk_i2c3", "clk_i2c_bus_src", 0,
+ RV1126B_BUSCLKGATE_CON(3), 5, GFLAGS),
+ GATE(PCLK_I2C4, "pclk_i2c4", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(3), 6, GFLAGS),
+ GATE(CLK_I2C4, "clk_i2c4", "clk_i2c_bus_src", 0,
+ RV1126B_BUSCLKGATE_CON(3), 7, GFLAGS),
+ GATE(PCLK_I2C5, "pclk_i2c5", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(3), 8, GFLAGS),
+ GATE(CLK_I2C5, "clk_i2c5", "clk_i2c_bus_src", 0,
+ RV1126B_BUSCLKGATE_CON(3), 9, GFLAGS),
+ GATE(PCLK_SPI0, "pclk_spi0", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(3), 10, GFLAGS),
+ GATE(PCLK_SPI1, "pclk_spi1", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(3), 12, GFLAGS),
+ GATE(PCLK_PWM0, "pclk_pwm0", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 0, GFLAGS),
+ GATE(CLK_OSC_PWM0, "clk_osc_pwm0", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(4), 1, GFLAGS),
+ GATE(CLK_RC_PWM0, "clk_rc_pwm0", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(4), 2, GFLAGS),
+ GATE(PCLK_PWM2, "pclk_pwm2", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 3, GFLAGS),
+ GATE(CLK_OSC_PWM2, "clk_osc_pwm2", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(4), 4, GFLAGS),
+ GATE(CLK_RC_PWM2, "clk_rc_pwm2", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(4), 5, GFLAGS),
+ GATE(PCLK_PWM3, "pclk_pwm3", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 6, GFLAGS),
+ GATE(CLK_OSC_PWM3, "clk_osc_pwm3", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(4), 7, GFLAGS),
+ GATE(CLK_RC_PWM3, "clk_rc_pwm3", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(4), 8, GFLAGS),
+ GATE(PCLK_UART1, "pclk_uart1", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 9, GFLAGS),
+ GATE(PCLK_UART2, "pclk_uart2", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 10, GFLAGS),
+ GATE(PCLK_UART3, "pclk_uart3", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 11, GFLAGS),
+ GATE(PCLK_UART4, "pclk_uart4", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 12, GFLAGS),
+ GATE(PCLK_UART5, "pclk_uart5", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 13, GFLAGS),
+ GATE(PCLK_UART6, "pclk_uart6", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 14, GFLAGS),
+ GATE(PCLK_UART7, "pclk_uart7", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(4), 15, GFLAGS),
+ GATE(PCLK_TSADC, "pclk_tsadc", "pclk_bus_root", CLK_IS_CRITICAL,
+ RV1126B_BUSCLKGATE_CON(5), 0, GFLAGS),
+ GATE(CLK_TSADC, "clk_tsadc", "xin24m", CLK_IS_CRITICAL,
+ RV1126B_BUSCLKGATE_CON(5), 1, GFLAGS),
+ GATE(HCLK_SAI0, "hclk_sai0", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 2, GFLAGS),
+ GATE(HCLK_SAI1, "hclk_sai1", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 4, GFLAGS),
+ GATE(HCLK_SAI2, "hclk_sai2", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 6, GFLAGS),
+ GATE(HCLK_RKDSM, "hclk_rkdsm", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 8, GFLAGS),
+ GATE(MCLK_RKDSM, "mclk_rkdsm", "mclk_sai2", 0,
+ RV1126B_BUSCLKGATE_CON(5), 9, GFLAGS),
+ GATE(HCLK_PDM, "hclk_pdm", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 10, GFLAGS),
+ GATE(HCLK_ASRC0, "hclk_asrc0", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 11, GFLAGS),
+ GATE(HCLK_ASRC1, "hclk_asrc1", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 12, GFLAGS),
+ GATE(PCLK_AUDIO_ADC_BUS, "pclk_audio_adc_bus", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(5), 13, GFLAGS),
+ GATE(MCLK_AUDIO_ADC_BUS, "mclk_audio_adc_bus", "mclk_sai2", 0,
+ RV1126B_BUSCLKGATE_CON(5), 14, GFLAGS),
+ FACTOR(MCLK_AUDIO_ADC_DIV4_BUS, "mclk_audio_adc_div4_bus", "mclk_audio_adc_bus", 0, 1, 4),
+ GATE(PCLK_RKCE, "pclk_rkce", "pclk_bus_root", CLK_IS_CRITICAL,
+ RV1126B_BUSCLKGATE_CON(6), 0, GFLAGS),
+ GATE(HCLK_NS_RKCE, "hclk_ns_rkce", "hclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(6), 1, GFLAGS),
+ GATE(PCLK_OTPC_NS, "pclk_otpc_ns", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(6), 2, GFLAGS),
+ GATE(CLK_SBPI_OTPC_NS, "clk_sbpi_otpc_ns", "xin24m", 0,
+ RV1126B_BUSCLKGATE_CON(6), 3, GFLAGS),
+ COMPOSITE_NOMUX(CLK_USER_OTPC_NS, "clk_user_otpc_ns", "xin24m", 0,
+ RV1126B_BUSCLKSEL_CON(2), 12, 3, DFLAGS,
+ RV1126B_BUSCLKGATE_CON(6), 4, GFLAGS),
+ GATE(PCLK_OTP_MASK, "pclk_otp_mask", "pclk_bus_root", 0,
+ RV1126B_BUSCLKGATE_CON(6), 6, GFLAGS),
+ GATE(CLK_TSADC_PHYCTRL, "clk_tsadc_phyctrl", "xin24m", CLK_IS_CRITICAL,
+ RV1126B_BUSCLKGATE_CON(6), 8, GFLAGS),
+ MUX(LRCK_SRC_ASRC0, "lrck_src_asrc0", lrck_src_asrc_p, 0,
+ RV1126B_BUSCLKSEL_CON(3), 0, 3, MFLAGS),
+ MUX(LRCK_DST_ASRC0, "lrck_dst_asrc0", lrck_src_asrc_p, 0,
+ RV1126B_BUSCLKSEL_CON(3), 4, 3, MFLAGS),
+ MUX(LRCK_SRC_ASRC1, "lrck_src_asrc1", lrck_src_asrc_p, 0,
+ RV1126B_BUSCLKSEL_CON(3), 8, 3, MFLAGS),
+ MUX(LRCK_DST_ASRC1, "lrck_dst_asrc1", lrck_src_asrc_p, 0,
+ RV1126B_BUSCLKSEL_CON(3), 12, 3, MFLAGS),
+ GATE(ACLK_NSRKCE, "aclk_nsrkce", "aclk_rkce_src", 0,
+ RV1126B_BUSCLKGATE_CON(2), 12, GFLAGS),
+ GATE(CLK_PKA_NSRKCE, "clk_pka_nsrkce", "clk_pka_rkce_src", 0,
+ RV1126B_BUSCLKGATE_CON(2), 13, GFLAGS),
+
+ /* pd_peri */
+ DIV(PCLK_RTC_ROOT, "pclk_rtc_root", "pclk_peri_root", 0,
+ RV1126B_PERICLKSEL_CON(0), 0, 2, DFLAGS),
+ GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(0), 5, GFLAGS),
+ GATE(DBCLK_GPIO1, "dbclk_gpio1", "xin24m", 0,
+ RV1126B_PERICLKGATE_CON(0), 6, GFLAGS),
+ GATE(PCLK_IOC_VCCIO1, "pclk_ioc_vccio1", "pclk_peri_root", CLK_IS_CRITICAL,
+ RV1126B_PERICLKGATE_CON(0), 7, GFLAGS),
+ GATE(ACLK_USB3OTG, "aclk_usb3otg", "aclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(0), 8, GFLAGS),
+ GATE(CLK_REF_USB3OTG, "clk_ref_usb3otg", "xin24m", 0,
+ RV1126B_PERICLKGATE_CON(0), 9, GFLAGS),
+ GATE(CLK_SUSPEND_USB3OTG, "clk_suspend_usb3otg", "xin24m", 0,
+ RV1126B_PERICLKGATE_CON(0), 10, GFLAGS),
+ GATE(HCLK_USB2HOST, "hclk_usb2host", "aclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(0), 11, GFLAGS),
+ GATE(HCLK_ARB_USB2HOST, "hclk_arb_usb2host", "aclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(0), 12, GFLAGS),
+ GATE(PCLK_RTC_TEST, "pclk_rtc_test", "pclk_rtc_root", 0,
+ RV1126B_PERICLKGATE_CON(0), 13, GFLAGS),
+ GATE(HCLK_EMMC, "hclk_emmc", "aclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(1), 0, GFLAGS),
+ GATE(HCLK_FSPI0, "hclk_fspi0", "aclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(1), 1, GFLAGS),
+ GATE(HCLK_XIP_FSPI0, "hclk_xip_fspi0", "aclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(1), 2, GFLAGS),
+ GATE(PCLK_PIPEPHY, "pclk_pipephy", "pclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(1), 8, GFLAGS),
+ GATE(PCLK_USB2PHY, "pclk_usb2phy", "pclk_peri_root", 0,
+ RV1126B_PERICLKGATE_CON(1), 10, GFLAGS),
+ COMPOSITE_NOMUX(CLK_REF_PIPEPHY_CPLL_SRC, "clk_ref_pipephy_cpll_src", "cpll", 0,
+ RV1126B_PERICLKSEL_CON(1), 0, 6, DFLAGS,
+ RV1126B_PERICLKGATE_CON(1), 14, GFLAGS),
+ MUX(CLK_REF_PIPEPHY, "clk_ref_pipephy", clk_ref_pipephy_p, 0,
+ RV1126B_PERICLKSEL_CON(1), 12, 1, MFLAGS),
+};
+
+static struct rockchip_clk_branch rv1126b_armclk __initdata =
+ MUX(ARMCLK, "armclk", mux_armclk_p, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT,
+ RV1126B_CORECLKSEL_CON(0), 1, 1, MFLAGS);
+
+static void __init rv1126b_clk_init(struct device_node *np)
+{
+ struct rockchip_clk_provider *ctx;
+ void __iomem *reg_base;
+ unsigned long clk_nr_clks;
+
+ clk_nr_clks = rockchip_clk_find_max_clk_id(rv1126b_clk_branches,
+ ARRAY_SIZE(rv1126b_clk_branches)) + 1;
+
+ reg_base = of_iomap(np, 0);
+ if (!reg_base) {
+ pr_err("%s: could not map cru region\n", __func__);
+ return;
+ }
+
+ ctx = rockchip_clk_init(np, reg_base, clk_nr_clks);
+ if (IS_ERR(ctx)) {
+ pr_err("%s: rockchip clk init failed\n", __func__);
+ iounmap(reg_base);
+ return;
+ }
+
+ rockchip_clk_register_plls(ctx, rv1126b_pll_clks,
+ ARRAY_SIZE(rv1126b_pll_clks),
+ 0);
+
+ rockchip_clk_register_branches(ctx, rv1126b_clk_branches,
+ ARRAY_SIZE(rv1126b_clk_branches));
+
+ rockchip_clk_register_armclk_multi_pll(ctx, &rv1126b_armclk,
+ rv1126b_cpuclk_rates,
+ ARRAY_SIZE(rv1126b_cpuclk_rates));
+
+ rv1126b_rst_init(np, reg_base);
+
+ rockchip_register_restart_notifier(ctx, RV1126B_GLB_SRST_FST, NULL);
+
+ rockchip_clk_of_add_provider(np, ctx);
+
+ /* pvtpll src init */
+ writel_relaxed(PVTPLL_SRC_SEL_PVTPLL, reg_base + RV1126B_CORECLKSEL_CON(0));
+ writel_relaxed(PVTPLL_SRC_SEL_PVTPLL, reg_base + RV1126B_NPUCLKSEL_CON(0));
+ writel_relaxed(PVTPLL_SRC_SEL_PVTPLL, reg_base + RV1126B_VICLKSEL_CON(0));
+ writel_relaxed(PVTPLL_SRC_SEL_PVTPLL, reg_base + RV1126B_VEPUCLKSEL_CON(0));
+ writel_relaxed(PVTPLL_SRC_SEL_PVTPLL, reg_base + RV1126B_VCPCLKSEL_CON(0));
+}
+
+CLK_OF_DECLARE(rv1126b_cru, "rockchip,rv1126b-cru", rv1126b_clk_init);
+
+struct clk_rv1126b_inits {
+ void (*inits)(struct device_node *np);
+};
+
+static const struct clk_rv1126b_inits clk_rv1126b_init = {
+ .inits = rv1126b_clk_init,
+};
+
+static const struct of_device_id clk_rv1126b_match_table[] = {
+ {
+ .compatible = "rockchip,rv1126b-cru",
+ .data = &clk_rv1126b_init,
+ },
+ { }
+};
+
+static int clk_rv1126b_probe(struct platform_device *pdev)
+{
+ const struct clk_rv1126b_inits *init_data;
+ struct device *dev = &pdev->dev;
+
+ init_data = device_get_match_data(dev);
+ if (!init_data)
+ return -EINVAL;
+
+ if (init_data->inits)
+ init_data->inits(dev->of_node);
+
+ return 0;
+}
+
+static struct platform_driver clk_rv1126b_driver = {
+ .probe = clk_rv1126b_probe,
+ .driver = {
+ .name = "clk-rv1126b",
+ .of_match_table = clk_rv1126b_match_table,
+ .suppress_bind_attrs = true,
+ },
+};
+builtin_platform_driver_probe(clk_rv1126b_driver, clk_rv1126b_probe);
diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
index 19caf26c991b..2601df3b1066 100644
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -722,6 +722,30 @@ void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
}
EXPORT_SYMBOL_GPL(rockchip_clk_register_armclk);
+void rockchip_clk_register_armclk_multi_pll(struct rockchip_clk_provider *ctx,
+ struct rockchip_clk_branch *list,
+ const struct rockchip_cpuclk_rate_table *rates,
+ int nrates)
+{
+ struct clk *clk;
+
+ clk = rockchip_clk_register_cpuclk_multi_pll(list->name, list->parent_names,
+ list->num_parents, ctx->reg_base,
+ list->muxdiv_offset, list->mux_shift,
+ list->mux_width, list->mux_flags,
+ list->div_offset, list->div_shift,
+ list->div_width, list->div_flags,
+ list->flags, &ctx->lock, rates, nrates);
+ if (IS_ERR(clk)) {
+ pr_err("%s: failed to register clock %s: %ld\n",
+ __func__, list->name, PTR_ERR(clk));
+ return;
+ }
+
+ rockchip_clk_set_lookup(ctx, clk, list->id);
+}
+EXPORT_SYMBOL_GPL(rockchip_clk_register_armclk_multi_pll);
+
void rockchip_clk_protect_critical(const char *const clocks[],
int nclocks)
{
diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h
index 7c5e74c7a2e2..b2fff1d13a4a 100644
--- a/drivers/clk/rockchip/clk.h
+++ b/drivers/clk/rockchip/clk.h
@@ -99,6 +99,73 @@ struct clk;
#define RV1126_EMMC_CON0 0x450
#define RV1126_EMMC_CON1 0x454
+#define RV1126B_TOPCRU_BASE 0x0
+#define RV1126B_BUSCRU_BASE 0x10000
+#define RV1126B_PERICRU_BASE 0x20000
+#define RV1126B_CORECRU_BASE 0x30000
+#define RV1126B_PMUCRU_BASE 0x40000
+#define RV1126B_PMU1CRU_BASE 0x50000
+#define RV1126B_DDRCRU_BASE 0x60000
+#define RV1126B_SUBDDRCRU_BASE 0x68000
+#define RV1126B_VICRU_BASE 0x70000
+#define RV1126B_VEPUCRU_BASE 0x80000
+#define RV1126B_NPUCRU_BASE 0x90000
+#define RV1126B_VDOCRU_BASE 0xA0000
+#define RV1126B_VCPCRU_BASE 0xB0000
+
+#define RV1126B_PLL_CON(x) ((x) * 0x4 + RV1126B_TOPCRU_BASE)
+#define RV1126B_MODE_CON (0x280 + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_TOPCRU_BASE)
+#define RV1126B_SOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_TOPCRU_BASE)
+#define RV1126B_GLB_SRST_FST (0xc08 + RV1126B_TOPCRU_BASE)
+#define RV1126B_GLB_SRST_SND (0xc0c + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLK_CM_FRAC0_DIV_H (0xcc0 + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLK_CM_FRAC1_DIV_H (0xcc4 + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLK_CM_FRAC2_DIV_H (0xcc8 + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLK_UART_FRAC0_DIV_H (0xccc + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLK_UART_FRAC1_DIV_H (0xcd0 + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLK_AUDIO_FRAC0_DIV_H (0xcd4 + RV1126B_TOPCRU_BASE)
+#define RV1126B_CLK_AUDIO_FRAC1_DIV_H (0xcd8 + RV1126B_TOPCRU_BASE)
+#define RV1126B_BUSCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_BUSCRU_BASE)
+#define RV1126B_BUSCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_BUSCRU_BASE)
+#define RV1126B_BUSSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_BUSCRU_BASE)
+#define RV1126B_PERIPLL_CON(x) ((x) * 0x4 + RV1126B_PERICRU_BASE)
+#define RV1126B_PERICLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_PERICRU_BASE)
+#define RV1126B_PERICLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_PERICRU_BASE)
+#define RV1126B_PERISOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_PERICRU_BASE)
+#define RV1126B_CORECLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_CORECRU_BASE)
+#define RV1126B_CORECLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_CORECRU_BASE)
+#define RV1126B_CORESOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_CORECRU_BASE)
+#define RV1126B_PMUCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_PMUCRU_BASE)
+#define RV1126B_PMUCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_PMUCRU_BASE)
+#define RV1126B_PMUSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_PMUCRU_BASE)
+#define RV1126B_PMU1CLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_PMU1CRU_BASE)
+#define RV1126B_PMU1CLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_PMU1CRU_BASE)
+#define RV1126B_PMU1SOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_PMU1CRU_BASE)
+#define RV1126B_DDRCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_DDRCRU_BASE)
+#define RV1126B_DDRCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_DDRCRU_BASE)
+#define RV1126B_DDRSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_DDRCRU_BASE)
+#define RV1126B_SUBDDRPLL_CON(x) ((x) * 0x4 + RV1126B_SUBDDRCRU_BASE)
+#define RV1126B_SUBDDRCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_SUBDDRCRU_BASE)
+#define RV1126B_SUBDDRCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_SUBDDRCRU_BASE)
+#define RV1126B_SUBDDRSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_SUBDDRCRU_BASE)
+#define RV1126B_VICLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_VICRU_BASE)
+#define RV1126B_VICLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_VICRU_BASE)
+#define RV1126B_VISOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_VICRU_BASE)
+#define RV1126B_VEPUCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_VEPUCRU_BASE)
+#define RV1126B_VEPUCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_VEPUCRU_BASE)
+#define RV1126B_VEPUSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_VEPUCRU_BASE)
+#define RV1126B_NPUCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_NPUCRU_BASE)
+#define RV1126B_NPUCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_NPUCRU_BASE)
+#define RV1126B_NPUSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_NPUCRU_BASE)
+#define RV1126B_VDOCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_VDOCRU_BASE)
+#define RV1126B_VDOCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_VDOCRU_BASE)
+#define RV1126B_VDOSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_VDOCRU_BASE)
+#define RV1126B_VCPCLKSEL_CON(x) ((x) * 0x4 + 0x300 + RV1126B_VCPCRU_BASE)
+#define RV1126B_VCPCLKGATE_CON(x) ((x) * 0x4 + 0x800 + RV1126B_VCPCRU_BASE)
+#define RV1126B_VCPSOFTRST_CON(x) ((x) * 0x4 + 0xa00 + RV1126B_VCPCRU_BASE)
+
#define RK2928_PLL_CON(x) ((x) * 0x4)
#define RK2928_MODE_CON 0x40
#define RK2928_CLKSEL_CON(x) ((x) * 0x4 + 0x44)
@@ -208,6 +275,18 @@ struct clk;
#define RK3399_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x100)
#define RK3399_PMU_SOFTRST_CON(x) ((x) * 0x4 + 0x110)
+#define RK3506_PMU_CRU_BASE 0x10000
+#define RK3506_PLL_CON(x) ((x) * 0x4 + RK3506_PMU_CRU_BASE)
+#define RK3506_CLKSEL_CON(x) ((x) * 0x4 + 0x300)
+#define RK3506_CLKGATE_CON(x) ((x) * 0x4 + 0x800)
+#define RK3506_SOFTRST_CON(x) ((x) * 0x4 + 0xa00)
+#define RK3506_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x300 + RK3506_PMU_CRU_BASE)
+#define RK3506_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x800 + RK3506_PMU_CRU_BASE)
+#define RK3506_MODE_CON 0x280
+#define RK3506_GLB_CNT_TH 0xc00
+#define RK3506_GLB_SRST_FST 0xc08
+#define RK3506_GLB_SRST_SND 0xc0c
+
#define RK3528_PMU_CRU_BASE 0x10000
#define RK3528_PCIE_CRU_BASE 0x20000
#define RK3528_DDRPHY_CRU_BASE 0x28000
@@ -622,6 +701,17 @@ struct clk *rockchip_clk_register_cpuclk(const char *name,
const struct rockchip_cpuclk_rate_table *rates,
int nrates, void __iomem *reg_base, spinlock_t *lock);
+struct clk *rockchip_clk_register_cpuclk_multi_pll(const char *name,
+ const char *const *parent_names,
+ u8 num_parents, void __iomem *base,
+ int muxdiv_offset, u8 mux_shift,
+ u8 mux_width, u8 mux_flags,
+ int div_offset, u8 div_shift,
+ u8 div_width, u8 div_flags,
+ unsigned long flags, spinlock_t *lock,
+ const struct rockchip_cpuclk_rate_table *rates,
+ int nrates);
+
struct clk *rockchip_clk_register_mmc(const char *name,
const char *const *parent_names, u8 num_parents,
void __iomem *reg,
@@ -1208,6 +1298,10 @@ void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
const struct rockchip_cpuclk_reg_data *reg_data,
const struct rockchip_cpuclk_rate_table *rates,
int nrates);
+void rockchip_clk_register_armclk_multi_pll(struct rockchip_clk_provider *ctx,
+ struct rockchip_clk_branch *list,
+ const struct rockchip_cpuclk_rate_table *rates,
+ int nrates);
void rockchip_clk_protect_critical(const char *const clocks[], int nclocks);
void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
unsigned int reg, void (*cb)(void));
@@ -1246,6 +1340,8 @@ static inline void rockchip_register_softrst(struct device_node *np,
return rockchip_register_softrst_lut(np, NULL, num_regs, base, flags);
}
+void rv1126b_rst_init(struct device_node *np, void __iomem *reg_base);
+void rk3506_rst_init(struct device_node *np, void __iomem *reg_base);
void rk3528_rst_init(struct device_node *np, void __iomem *reg_base);
void rk3562_rst_init(struct device_node *np, void __iomem *reg_base);
void rk3576_rst_init(struct device_node *np, void __iomem *reg_base);
diff --git a/drivers/clk/rockchip/rst-rk3506.c b/drivers/clk/rockchip/rst-rk3506.c
new file mode 100644
index 000000000000..c3abde60f3c6
--- /dev/null
+++ b/drivers/clk/rockchip/rst-rk3506.c
@@ -0,0 +1,226 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2025 Rockchip Electronics Co., Ltd.
+ * Author: Finley Xiao <finley.xiao@rock-chips.com>
+ */
+
+#include <linux/module.h>
+#include <linux/of.h>
+#include <dt-bindings/reset/rockchip,rk3506-cru.h>
+#include "clk.h"
+
+/* 0xFF9A0000 + 0x0A00 */
+#define RK3506_CRU_RESET_OFFSET(id, reg, bit) [id] = (0 + reg * 16 + bit)
+
+/* mapping table for reset ID to register offset */
+static const int rk3506_register_offset[] = {
+ /* CRU-->SOFTRST_CON00 */
+ RK3506_CRU_RESET_OFFSET(SRST_NCOREPORESET0_AC, 0, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_NCOREPORESET1_AC, 0, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_NCOREPORESET2_AC, 0, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_NCORESET0_AC, 0, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_NCORESET1_AC, 0, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_NCORESET2_AC, 0, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_NL2RESET_AC, 0, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_A_CORE_BIU_AC, 0, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_H_M0_AC, 0, 10),
+
+ /* CRU-->SOFTRST_CON02 */
+ RK3506_CRU_RESET_OFFSET(SRST_NDBGRESET, 2, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_P_CORE_BIU, 2, 14),
+ RK3506_CRU_RESET_OFFSET(SRST_PMU, 2, 15),
+
+ /* CRU-->SOFTRST_CON03 */
+ RK3506_CRU_RESET_OFFSET(SRST_P_DBG, 3, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_POT_DBG, 3, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_P_CORE_GRF, 3, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_CORE_EMA_DETECT, 3, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_REF_PVTPLL_CORE, 3, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_P_GPIO1, 3, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_DB_GPIO1, 3, 9),
+
+ /* CRU-->SOFTRST_CON04 */
+ RK3506_CRU_RESET_OFFSET(SRST_A_CORE_PERI_BIU, 4, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_A_DSMC, 4, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_P_DSMC, 4, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_FLEXBUS, 4, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_A_FLEXBUS, 4, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_H_FLEXBUS, 4, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_A_DSMC_SLV, 4, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_H_DSMC_SLV, 4, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_DSMC_SLV, 4, 13),
+
+ /* CRU-->SOFTRST_CON05 */
+ RK3506_CRU_RESET_OFFSET(SRST_A_BUS_BIU, 5, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_H_BUS_BIU, 5, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_P_BUS_BIU, 5, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_A_SYSRAM, 5, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SYSRAM, 5, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_A_DMAC0, 5, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_A_DMAC1, 5, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_H_M0, 5, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_M0_JTAG, 5, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_H_CRYPTO, 5, 15),
+
+ /* CRU-->SOFTRST_CON06 */
+ RK3506_CRU_RESET_OFFSET(SRST_H_RNG, 6, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_P_BUS_GRF, 6, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_P_TIMER0, 6, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_TIMER0_CH0, 6, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_TIMER0_CH1, 6, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_TIMER0_CH2, 6, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_TIMER0_CH3, 6, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_TIMER0_CH4, 6, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_TIMER0_CH5, 6, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_P_WDT0, 6, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_T_WDT0, 6, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_P_WDT1, 6, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_T_WDT1, 6, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_P_MAILBOX, 6, 13),
+ RK3506_CRU_RESET_OFFSET(SRST_P_INTMUX, 6, 14),
+ RK3506_CRU_RESET_OFFSET(SRST_P_SPINLOCK, 6, 15),
+
+ /* CRU-->SOFTRST_CON07 */
+ RK3506_CRU_RESET_OFFSET(SRST_P_DDRC, 7, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_H_DDRPHY, 7, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_P_DDRMON, 7, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_DDRMON_OSC, 7, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_P_DDR_LPC, 7, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_H_USBOTG0, 7, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_USBOTG0_ADP, 7, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_H_USBOTG1, 7, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_USBOTG1_ADP, 7, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_P_USBPHY, 7, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_USBPHY_POR, 7, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_USBPHY_OTG0, 7, 13),
+ RK3506_CRU_RESET_OFFSET(SRST_USBPHY_OTG1, 7, 14),
+
+ /* CRU-->SOFTRST_CON08 */
+ RK3506_CRU_RESET_OFFSET(SRST_A_DMA2DDR, 8, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_P_DMA2DDR, 8, 1),
+
+ /* CRU-->SOFTRST_CON09 */
+ RK3506_CRU_RESET_OFFSET(SRST_USBOTG0_UTMI, 9, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_USBOTG1_UTMI, 9, 1),
+
+ /* CRU-->SOFTRST_CON10 */
+ RK3506_CRU_RESET_OFFSET(SRST_A_DDRC_0, 10, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_A_DDRC_1, 10, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_A_DDR_BIU, 10, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_DDRC, 10, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_DDRMON, 10, 4),
+
+ /* CRU-->SOFTRST_CON11 */
+ RK3506_CRU_RESET_OFFSET(SRST_H_LSPERI_BIU, 11, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_P_UART0, 11, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_P_UART1, 11, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_P_UART2, 11, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_P_UART3, 11, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_P_UART4, 11, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_UART0, 11, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_UART1, 11, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_UART2, 11, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_UART3, 11, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_UART4, 11, 13),
+ RK3506_CRU_RESET_OFFSET(SRST_P_I2C0, 11, 14),
+ RK3506_CRU_RESET_OFFSET(SRST_I2C0, 11, 15),
+
+ /* CRU-->SOFTRST_CON12 */
+ RK3506_CRU_RESET_OFFSET(SRST_P_I2C1, 12, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_I2C1, 12, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_P_I2C2, 12, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_I2C2, 12, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_P_PWM1, 12, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_PWM1, 12, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_P_SPI0, 12, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_SPI0, 12, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_P_SPI1, 12, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_SPI1, 12, 13),
+ RK3506_CRU_RESET_OFFSET(SRST_P_GPIO2, 12, 14),
+ RK3506_CRU_RESET_OFFSET(SRST_DB_GPIO2, 12, 15),
+
+ /* CRU-->SOFTRST_CON13 */
+ RK3506_CRU_RESET_OFFSET(SRST_P_GPIO3, 13, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_DB_GPIO3, 13, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_P_GPIO4, 13, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_DB_GPIO4, 13, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_H_CAN0, 13, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_CAN0, 13, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_H_CAN1, 13, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_CAN1, 13, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_H_PDM, 13, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_M_PDM, 13, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_PDM, 13, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_SPDIFTX, 13, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SPDIFTX, 13, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SPDIFRX, 13, 13),
+ RK3506_CRU_RESET_OFFSET(SRST_SPDIFRX, 13, 14),
+ RK3506_CRU_RESET_OFFSET(SRST_M_SAI0, 13, 15),
+
+ /* CRU-->SOFTRST_CON14 */
+ RK3506_CRU_RESET_OFFSET(SRST_H_SAI0, 14, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_M_SAI1, 14, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SAI1, 14, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_H_ASRC0, 14, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_ASRC0, 14, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_H_ASRC1, 14, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_ASRC1, 14, 8),
+
+ /* CRU-->SOFTRST_CON17 */
+ RK3506_CRU_RESET_OFFSET(SRST_H_HSPERI_BIU, 17, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SDMMC, 17, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_H_FSPI, 17, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_S_FSPI, 17, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_P_SPI2, 17, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_A_MAC0, 17, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_A_MAC1, 17, 12),
+
+ /* CRU-->SOFTRST_CON18 */
+ RK3506_CRU_RESET_OFFSET(SRST_M_SAI2, 18, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SAI2, 18, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SAI3, 18, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_M_SAI3, 18, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_H_SAI4, 18, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_M_SAI4, 18, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_H_DSM, 18, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_M_DSM, 18, 13),
+ RK3506_CRU_RESET_OFFSET(SRST_P_AUDIO_ADC, 18, 14),
+ RK3506_CRU_RESET_OFFSET(SRST_M_AUDIO_ADC, 18, 15),
+
+ /* CRU-->SOFTRST_CON19 */
+ RK3506_CRU_RESET_OFFSET(SRST_P_SARADC, 19, 0),
+ RK3506_CRU_RESET_OFFSET(SRST_SARADC, 19, 1),
+ RK3506_CRU_RESET_OFFSET(SRST_SARADC_PHY, 19, 2),
+ RK3506_CRU_RESET_OFFSET(SRST_P_OTPC_NS, 19, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_SBPI_OTPC_NS, 19, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_USER_OTPC_NS, 19, 5),
+ RK3506_CRU_RESET_OFFSET(SRST_P_UART5, 19, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_UART5, 19, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_P_GPIO234_IOC, 19, 8),
+
+ /* CRU-->SOFTRST_CON21 */
+ RK3506_CRU_RESET_OFFSET(SRST_A_VIO_BIU, 21, 3),
+ RK3506_CRU_RESET_OFFSET(SRST_H_VIO_BIU, 21, 4),
+ RK3506_CRU_RESET_OFFSET(SRST_H_RGA, 21, 6),
+ RK3506_CRU_RESET_OFFSET(SRST_A_RGA, 21, 7),
+ RK3506_CRU_RESET_OFFSET(SRST_CORE_RGA, 21, 8),
+ RK3506_CRU_RESET_OFFSET(SRST_A_VOP, 21, 9),
+ RK3506_CRU_RESET_OFFSET(SRST_H_VOP, 21, 10),
+ RK3506_CRU_RESET_OFFSET(SRST_VOP, 21, 11),
+ RK3506_CRU_RESET_OFFSET(SRST_P_DPHY, 21, 12),
+ RK3506_CRU_RESET_OFFSET(SRST_P_DSI_HOST, 21, 13),
+ RK3506_CRU_RESET_OFFSET(SRST_P_TSADC, 21, 14),
+ RK3506_CRU_RESET_OFFSET(SRST_TSADC, 21, 15),
+
+ /* CRU-->SOFTRST_CON22 */
+ RK3506_CRU_RESET_OFFSET(SRST_P_GPIO1_IOC, 22, 1),
+};
+
+void rk3506_rst_init(struct device_node *np, void __iomem *reg_base)
+{
+ rockchip_register_softrst_lut(np,
+ rk3506_register_offset,
+ ARRAY_SIZE(rk3506_register_offset),
+ reg_base + RK3506_SOFTRST_CON(0),
+ ROCKCHIP_SOFTRST_HIWORD_MASK);
+}
diff --git a/drivers/clk/rockchip/rst-rv1126b.c b/drivers/clk/rockchip/rst-rv1126b.c
new file mode 100644
index 000000000000..c75b0d885ca2
--- /dev/null
+++ b/drivers/clk/rockchip/rst-rv1126b.c
@@ -0,0 +1,443 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2025 Rockchip Electronics Co., Ltd.
+ * Author: Elaine Zhang <zhangqing@rock-chips.com>
+ */
+
+#include <linux/module.h>
+#include <linux/of.h>
+#include <dt-bindings/reset/rockchip,rv1126b-cru.h>
+#include "clk.h"
+
+/* 0x20000000 + 0x0A00 */
+#define TOPCRU_RESET_OFFSET(id, reg, bit) [id] = (0x0 * 4 + reg * 16 + bit)
+/* 0x20010000 + 0x0A00 */
+#define BUSCRU_RESET_OFFSET(id, reg, bit) [id] = (0x10000 * 4 + reg * 16 + bit)
+/* 0x20020000 + 0x0A00 */
+#define PERICRU_RESET_OFFSET(id, reg, bit) [id] = (0x20000 * 4 + reg * 16 + bit)
+/* 0x20030000 + 0x0A00 */
+#define CORECRU_RESET_OFFSET(id, reg, bit) [id] = (0x30000 * 4 + reg * 16 + bit)
+/* 0x20040000 + 0x0A00 */
+#define PMUCRU_RESET_OFFSET(id, reg, bit) [id] = (0x40000 * 4 + reg * 16 + bit)
+/* 0x20050000 + 0x0A00 */
+#define PMU1CRU_RESET_OFFSET(id, reg, bit) [id] = (0x50000 * 4 + reg * 16 + bit)
+/* 0x20060000 + 0x0A00 */
+#define DDRCRU_RESET_OFFSET(id, reg, bit) [id] = (0x60000 * 4 + reg * 16 + bit)
+/* 0x20068000 + 0x0A00 */
+#define SUBDDRCRU_RESET_OFFSET(id, reg, bit) [id] = (0x68000 * 4 + reg * 16 + bit)
+/* 0x20070000 + 0x0A00 */
+#define VICRU_RESET_OFFSET(id, reg, bit) [id] = (0x70000 * 4 + reg * 16 + bit)
+/* 0x20080000 + 0x0A00 */
+#define VEPUCRU_RESET_OFFSET(id, reg, bit) [id] = (0x80000 * 4 + reg * 16 + bit)
+/* 0x20090000 + 0x0A00 */
+#define NPUCRU_RESET_OFFSET(id, reg, bit) [id] = (0x90000 * 4 + reg * 16 + bit)
+/* 0x200A0000 + 0x0A00 */
+#define VDOCRU_RESET_OFFSET(id, reg, bit) [id] = (0xA0000 * 4 + reg * 16 + bit)
+/* 0x200B0000 + 0x0A00 */
+#define VCPCRU_RESET_OFFSET(id, reg, bit) [id] = (0xB0000 * 4 + reg * 16 + bit)
+
+/* =================mapping table for reset ID to register offset================== */
+static const int rv1126b_register_offset[] = {
+ /* TOPCRU-->SOFTRST_CON00 */
+
+ /* TOPCRU-->SOFTRST_CON15 */
+ TOPCRU_RESET_OFFSET(SRST_P_CRU, 15, 1),
+ TOPCRU_RESET_OFFSET(SRST_P_CRU_BIU, 15, 2),
+
+ /* BUSCRU-->SOFTRST_CON00 */
+ BUSCRU_RESET_OFFSET(SRST_A_TOP_BIU, 0, 0),
+ BUSCRU_RESET_OFFSET(SRST_A_RKCE_BIU, 0, 1),
+ BUSCRU_RESET_OFFSET(SRST_A_BUS_BIU, 0, 2),
+ BUSCRU_RESET_OFFSET(SRST_H_BUS_BIU, 0, 3),
+ BUSCRU_RESET_OFFSET(SRST_P_BUS_BIU, 0, 4),
+ BUSCRU_RESET_OFFSET(SRST_P_CRU_BUS, 0, 5),
+ BUSCRU_RESET_OFFSET(SRST_P_SYS_GRF, 0, 6),
+ BUSCRU_RESET_OFFSET(SRST_H_BOOTROM, 0, 7),
+ BUSCRU_RESET_OFFSET(SRST_A_GIC400, 0, 8),
+ BUSCRU_RESET_OFFSET(SRST_A_SPINLOCK, 0, 9),
+ BUSCRU_RESET_OFFSET(SRST_P_WDT_NS, 0, 10),
+ BUSCRU_RESET_OFFSET(SRST_T_WDT_NS, 0, 11),
+
+ /* BUSCRU-->SOFTRST_CON01 */
+ BUSCRU_RESET_OFFSET(SRST_P_WDT_HPMCU, 1, 0),
+ BUSCRU_RESET_OFFSET(SRST_T_WDT_HPMCU, 1, 1),
+ BUSCRU_RESET_OFFSET(SRST_H_CACHE, 1, 2),
+ BUSCRU_RESET_OFFSET(SRST_P_HPMCU_MAILBOX, 1, 3),
+ BUSCRU_RESET_OFFSET(SRST_P_HPMCU_INTMUX, 1, 4),
+ BUSCRU_RESET_OFFSET(SRST_HPMCU_FULL_CLUSTER, 1, 5),
+ BUSCRU_RESET_OFFSET(SRST_HPMCU_PWUP, 1, 6),
+ BUSCRU_RESET_OFFSET(SRST_HPMCU_ONLY_CORE, 1, 7),
+ BUSCRU_RESET_OFFSET(SRST_T_HPMCU_JTAG, 1, 8),
+ BUSCRU_RESET_OFFSET(SRST_P_RKDMA, 1, 11),
+ BUSCRU_RESET_OFFSET(SRST_A_RKDMA, 1, 12),
+
+ /* BUSCRU-->SOFTRST_CON02 */
+ BUSCRU_RESET_OFFSET(SRST_P_DCF, 2, 0),
+ BUSCRU_RESET_OFFSET(SRST_A_DCF, 2, 1),
+ BUSCRU_RESET_OFFSET(SRST_H_RGA, 2, 2),
+ BUSCRU_RESET_OFFSET(SRST_A_RGA, 2, 3),
+ BUSCRU_RESET_OFFSET(SRST_CORE_RGA, 2, 4),
+ BUSCRU_RESET_OFFSET(SRST_P_TIMER, 2, 5),
+ BUSCRU_RESET_OFFSET(SRST_TIMER0, 2, 6),
+ BUSCRU_RESET_OFFSET(SRST_TIMER1, 2, 7),
+ BUSCRU_RESET_OFFSET(SRST_TIMER2, 2, 8),
+ BUSCRU_RESET_OFFSET(SRST_TIMER3, 2, 9),
+ BUSCRU_RESET_OFFSET(SRST_TIMER4, 2, 10),
+ BUSCRU_RESET_OFFSET(SRST_TIMER5, 2, 11),
+ BUSCRU_RESET_OFFSET(SRST_A_RKCE, 2, 12),
+ BUSCRU_RESET_OFFSET(SRST_PKA_RKCE, 2, 13),
+ BUSCRU_RESET_OFFSET(SRST_H_RKRNG_S, 2, 14),
+ BUSCRU_RESET_OFFSET(SRST_H_RKRNG_NS, 2, 15),
+
+ /* BUSCRU-->SOFTRST_CON03 */
+ BUSCRU_RESET_OFFSET(SRST_P_I2C0, 3, 0),
+ BUSCRU_RESET_OFFSET(SRST_I2C0, 3, 1),
+ BUSCRU_RESET_OFFSET(SRST_P_I2C1, 3, 2),
+ BUSCRU_RESET_OFFSET(SRST_I2C1, 3, 3),
+ BUSCRU_RESET_OFFSET(SRST_P_I2C3, 3, 4),
+ BUSCRU_RESET_OFFSET(SRST_I2C3, 3, 5),
+ BUSCRU_RESET_OFFSET(SRST_P_I2C4, 3, 6),
+ BUSCRU_RESET_OFFSET(SRST_I2C4, 3, 7),
+ BUSCRU_RESET_OFFSET(SRST_P_I2C5, 3, 8),
+ BUSCRU_RESET_OFFSET(SRST_I2C5, 3, 9),
+ BUSCRU_RESET_OFFSET(SRST_P_SPI0, 3, 10),
+ BUSCRU_RESET_OFFSET(SRST_SPI0, 3, 11),
+ BUSCRU_RESET_OFFSET(SRST_P_SPI1, 3, 12),
+ BUSCRU_RESET_OFFSET(SRST_SPI1, 3, 13),
+
+ /* BUSCRU-->SOFTRST_CON04 */
+ BUSCRU_RESET_OFFSET(SRST_P_PWM0, 4, 0),
+ BUSCRU_RESET_OFFSET(SRST_PWM0, 4, 1),
+ BUSCRU_RESET_OFFSET(SRST_P_PWM2, 4, 4),
+ BUSCRU_RESET_OFFSET(SRST_PWM2, 4, 5),
+ BUSCRU_RESET_OFFSET(SRST_P_PWM3, 4, 8),
+ BUSCRU_RESET_OFFSET(SRST_PWM3, 4, 9),
+
+ /* BUSCRU-->SOFTRST_CON05 */
+ BUSCRU_RESET_OFFSET(SRST_P_UART1, 5, 0),
+ BUSCRU_RESET_OFFSET(SRST_S_UART1, 5, 1),
+ BUSCRU_RESET_OFFSET(SRST_P_UART2, 5, 2),
+ BUSCRU_RESET_OFFSET(SRST_S_UART2, 5, 3),
+ BUSCRU_RESET_OFFSET(SRST_P_UART3, 5, 4),
+ BUSCRU_RESET_OFFSET(SRST_S_UART3, 5, 5),
+ BUSCRU_RESET_OFFSET(SRST_P_UART4, 5, 6),
+ BUSCRU_RESET_OFFSET(SRST_S_UART4, 5, 7),
+ BUSCRU_RESET_OFFSET(SRST_P_UART5, 5, 8),
+ BUSCRU_RESET_OFFSET(SRST_S_UART5, 5, 9),
+ BUSCRU_RESET_OFFSET(SRST_P_UART6, 5, 10),
+ BUSCRU_RESET_OFFSET(SRST_S_UART6, 5, 11),
+ BUSCRU_RESET_OFFSET(SRST_P_UART7, 5, 12),
+ BUSCRU_RESET_OFFSET(SRST_S_UART7, 5, 13),
+
+ /* BUSCRU-->SOFTRST_CON06 */
+ BUSCRU_RESET_OFFSET(SRST_P_TSADC, 6, 0),
+ BUSCRU_RESET_OFFSET(SRST_TSADC, 6, 1),
+ BUSCRU_RESET_OFFSET(SRST_H_SAI0, 6, 2),
+ BUSCRU_RESET_OFFSET(SRST_M_SAI0, 6, 3),
+ BUSCRU_RESET_OFFSET(SRST_H_SAI1, 6, 4),
+ BUSCRU_RESET_OFFSET(SRST_M_SAI1, 6, 5),
+ BUSCRU_RESET_OFFSET(SRST_H_SAI2, 6, 6),
+ BUSCRU_RESET_OFFSET(SRST_M_SAI2, 6, 7),
+ BUSCRU_RESET_OFFSET(SRST_H_RKDSM, 6, 8),
+ BUSCRU_RESET_OFFSET(SRST_M_RKDSM, 6, 9),
+ BUSCRU_RESET_OFFSET(SRST_H_PDM, 6, 10),
+ BUSCRU_RESET_OFFSET(SRST_M_PDM, 6, 11),
+ BUSCRU_RESET_OFFSET(SRST_PDM, 6, 12),
+
+ /* BUSCRU-->SOFTRST_CON07 */
+ BUSCRU_RESET_OFFSET(SRST_H_ASRC0, 7, 0),
+ BUSCRU_RESET_OFFSET(SRST_ASRC0, 7, 1),
+ BUSCRU_RESET_OFFSET(SRST_H_ASRC1, 7, 2),
+ BUSCRU_RESET_OFFSET(SRST_ASRC1, 7, 3),
+ BUSCRU_RESET_OFFSET(SRST_P_AUDIO_ADC_BUS, 7, 4),
+ BUSCRU_RESET_OFFSET(SRST_M_AUDIO_ADC_BUS, 7, 5),
+ BUSCRU_RESET_OFFSET(SRST_P_RKCE, 7, 6),
+ BUSCRU_RESET_OFFSET(SRST_H_NS_RKCE, 7, 7),
+ BUSCRU_RESET_OFFSET(SRST_P_OTPC_NS, 7, 8),
+ BUSCRU_RESET_OFFSET(SRST_SBPI_OTPC_NS, 7, 9),
+ BUSCRU_RESET_OFFSET(SRST_USER_OTPC_NS, 7, 10),
+ BUSCRU_RESET_OFFSET(SRST_OTPC_ARB, 7, 11),
+ BUSCRU_RESET_OFFSET(SRST_P_OTP_MASK, 7, 12),
+
+ /* PERICRU-->SOFTRST_CON00 */
+ PERICRU_RESET_OFFSET(SRST_A_PERI_BIU, 0, 0),
+ PERICRU_RESET_OFFSET(SRST_P_PERI_BIU, 0, 1),
+ PERICRU_RESET_OFFSET(SRST_P_RTC_BIU, 0, 2),
+ PERICRU_RESET_OFFSET(SRST_P_CRU_PERI, 0, 3),
+ PERICRU_RESET_OFFSET(SRST_P_PERI_GRF, 0, 4),
+ PERICRU_RESET_OFFSET(SRST_P_GPIO1, 0, 5),
+ PERICRU_RESET_OFFSET(SRST_DB_GPIO1, 0, 6),
+ PERICRU_RESET_OFFSET(SRST_P_IOC_VCCIO1, 0, 7),
+ PERICRU_RESET_OFFSET(SRST_A_USB3OTG, 0, 8),
+ PERICRU_RESET_OFFSET(SRST_H_USB2HOST, 0, 11),
+ PERICRU_RESET_OFFSET(SRST_H_ARB_USB2HOST, 0, 12),
+ PERICRU_RESET_OFFSET(SRST_P_RTC_TEST, 0, 13),
+
+ /* PERICRU-->SOFTRST_CON01 */
+ PERICRU_RESET_OFFSET(SRST_H_EMMC, 1, 0),
+ PERICRU_RESET_OFFSET(SRST_H_FSPI0, 1, 1),
+ PERICRU_RESET_OFFSET(SRST_H_XIP_FSPI0, 1, 2),
+ PERICRU_RESET_OFFSET(SRST_S_2X_FSPI0, 1, 3),
+ PERICRU_RESET_OFFSET(SRST_UTMI_USB2HOST, 1, 5),
+ PERICRU_RESET_OFFSET(SRST_REF_PIPEPHY, 1, 7),
+ PERICRU_RESET_OFFSET(SRST_P_PIPEPHY, 1, 8),
+ PERICRU_RESET_OFFSET(SRST_P_PIPEPHY_GRF, 1, 9),
+ PERICRU_RESET_OFFSET(SRST_P_USB2PHY, 1, 10),
+ PERICRU_RESET_OFFSET(SRST_POR_USB2PHY, 1, 11),
+ PERICRU_RESET_OFFSET(SRST_OTG_USB2PHY, 1, 12),
+ PERICRU_RESET_OFFSET(SRST_HOST_USB2PHY, 1, 13),
+
+ /* CORECRU-->SOFTRST_CON00 */
+ CORECRU_RESET_OFFSET(SRST_REF_PVTPLL_CORE, 0, 0),
+ CORECRU_RESET_OFFSET(SRST_NCOREPORESET0, 0, 1),
+ CORECRU_RESET_OFFSET(SRST_NCORESET0, 0, 2),
+ CORECRU_RESET_OFFSET(SRST_NCOREPORESET1, 0, 3),
+ CORECRU_RESET_OFFSET(SRST_NCORESET1, 0, 4),
+ CORECRU_RESET_OFFSET(SRST_NCOREPORESET2, 0, 5),
+ CORECRU_RESET_OFFSET(SRST_NCORESET2, 0, 6),
+ CORECRU_RESET_OFFSET(SRST_NCOREPORESET3, 0, 7),
+ CORECRU_RESET_OFFSET(SRST_NCORESET3, 0, 8),
+ CORECRU_RESET_OFFSET(SRST_NDBGRESET, 0, 9),
+ CORECRU_RESET_OFFSET(SRST_NL2RESET, 0, 10),
+
+ /* CORECRU-->SOFTRST_CON01 */
+ CORECRU_RESET_OFFSET(SRST_A_CORE_BIU, 1, 0),
+ CORECRU_RESET_OFFSET(SRST_P_CORE_BIU, 1, 1),
+ CORECRU_RESET_OFFSET(SRST_H_CORE_BIU, 1, 2),
+ CORECRU_RESET_OFFSET(SRST_P_DBG, 1, 3),
+ CORECRU_RESET_OFFSET(SRST_POT_DBG, 1, 4),
+ CORECRU_RESET_OFFSET(SRST_NT_DBG, 1, 5),
+ CORECRU_RESET_OFFSET(SRST_P_CORE_PVTPLL, 1, 6),
+ CORECRU_RESET_OFFSET(SRST_P_CRU_CORE, 1, 7),
+ CORECRU_RESET_OFFSET(SRST_P_CORE_GRF, 1, 8),
+ CORECRU_RESET_OFFSET(SRST_P_DFT2APB, 1, 10),
+
+ /* PMUCRU-->SOFTRST_CON00 */
+ PMUCRU_RESET_OFFSET(SRST_H_PMU_BIU, 0, 0),
+ PMUCRU_RESET_OFFSET(SRST_P_PMU_GPIO0, 0, 7),
+ PMUCRU_RESET_OFFSET(SRST_DB_PMU_GPIO0, 0, 8),
+ PMUCRU_RESET_OFFSET(SRST_P_PMU_HP_TIMER, 0, 10),
+ PMUCRU_RESET_OFFSET(SRST_PMU_HP_TIMER, 0, 11),
+ PMUCRU_RESET_OFFSET(SRST_PMU_32K_HP_TIMER, 0, 12),
+
+ /* PMUCRU-->SOFTRST_CON01 */
+ PMUCRU_RESET_OFFSET(SRST_P_PWM1, 1, 0),
+ PMUCRU_RESET_OFFSET(SRST_PWM1, 1, 1),
+ PMUCRU_RESET_OFFSET(SRST_P_I2C2, 1, 2),
+ PMUCRU_RESET_OFFSET(SRST_I2C2, 1, 3),
+ PMUCRU_RESET_OFFSET(SRST_P_UART0, 1, 4),
+ PMUCRU_RESET_OFFSET(SRST_S_UART0, 1, 5),
+
+ /* PMUCRU-->SOFTRST_CON02 */
+ PMUCRU_RESET_OFFSET(SRST_P_RCOSC_CTRL, 2, 0),
+ PMUCRU_RESET_OFFSET(SRST_REF_RCOSC_CTRL, 2, 2),
+ PMUCRU_RESET_OFFSET(SRST_P_IOC_PMUIO0, 2, 3),
+ PMUCRU_RESET_OFFSET(SRST_P_CRU_PMU, 2, 4),
+ PMUCRU_RESET_OFFSET(SRST_P_PMU_GRF, 2, 5),
+ PMUCRU_RESET_OFFSET(SRST_PREROLL, 2, 7),
+ PMUCRU_RESET_OFFSET(SRST_PREROLL_32K, 2, 8),
+ PMUCRU_RESET_OFFSET(SRST_H_PMU_SRAM, 2, 9),
+
+ /* PMUCRU-->SOFTRST_CON03 */
+ PMUCRU_RESET_OFFSET(SRST_P_WDT_LPMCU, 3, 0),
+ PMUCRU_RESET_OFFSET(SRST_T_WDT_LPMCU, 3, 1),
+ PMUCRU_RESET_OFFSET(SRST_LPMCU_FULL_CLUSTER, 3, 2),
+ PMUCRU_RESET_OFFSET(SRST_LPMCU_PWUP, 3, 3),
+ PMUCRU_RESET_OFFSET(SRST_LPMCU_ONLY_CORE, 3, 4),
+ PMUCRU_RESET_OFFSET(SRST_T_LPMCU_JTAG, 3, 5),
+ PMUCRU_RESET_OFFSET(SRST_P_LPMCU_MAILBOX, 3, 6),
+
+ /* PMU1CRU-->SOFTRST_CON00 */
+ PMU1CRU_RESET_OFFSET(SRST_P_SPI2AHB, 0, 0),
+ PMU1CRU_RESET_OFFSET(SRST_H_SPI2AHB, 0, 1),
+ PMU1CRU_RESET_OFFSET(SRST_H_FSPI1, 0, 2),
+ PMU1CRU_RESET_OFFSET(SRST_H_XIP_FSPI1, 0, 3),
+ PMU1CRU_RESET_OFFSET(SRST_S_1X_FSPI1, 0, 4),
+ PMU1CRU_RESET_OFFSET(SRST_P_IOC_PMUIO1, 0, 5),
+ PMU1CRU_RESET_OFFSET(SRST_P_CRU_PMU1, 0, 6),
+ PMU1CRU_RESET_OFFSET(SRST_P_AUDIO_ADC_PMU, 0, 7),
+ PMU1CRU_RESET_OFFSET(SRST_M_AUDIO_ADC_PMU, 0, 8),
+ PMU1CRU_RESET_OFFSET(SRST_H_PMU1_BIU, 0, 9),
+
+ /* PMU1CRU-->SOFTRST_CON01 */
+ PMU1CRU_RESET_OFFSET(SRST_P_LPDMA, 1, 0),
+ PMU1CRU_RESET_OFFSET(SRST_A_LPDMA, 1, 1),
+ PMU1CRU_RESET_OFFSET(SRST_H_LPSAI, 1, 2),
+ PMU1CRU_RESET_OFFSET(SRST_M_LPSAI, 1, 3),
+ PMU1CRU_RESET_OFFSET(SRST_P_AOA_TDD, 1, 4),
+ PMU1CRU_RESET_OFFSET(SRST_P_AOA_FE, 1, 5),
+ PMU1CRU_RESET_OFFSET(SRST_P_AOA_AAD, 1, 6),
+ PMU1CRU_RESET_OFFSET(SRST_P_AOA_APB, 1, 7),
+ PMU1CRU_RESET_OFFSET(SRST_P_AOA_SRAM, 1, 8),
+
+ /* DDRCRU-->SOFTRST_CON00 */
+ DDRCRU_RESET_OFFSET(SRST_P_DDR_BIU, 0, 1),
+ DDRCRU_RESET_OFFSET(SRST_P_DDRC, 0, 2),
+ DDRCRU_RESET_OFFSET(SRST_P_DDRMON, 0, 3),
+ DDRCRU_RESET_OFFSET(SRST_TIMER_DDRMON, 0, 4),
+ DDRCRU_RESET_OFFSET(SRST_P_DFICTRL, 0, 5),
+ DDRCRU_RESET_OFFSET(SRST_P_DDR_GRF, 0, 6),
+ DDRCRU_RESET_OFFSET(SRST_P_CRU_DDR, 0, 7),
+ DDRCRU_RESET_OFFSET(SRST_P_DDRPHY, 0, 8),
+ DDRCRU_RESET_OFFSET(SRST_P_DMA2DDR, 0, 9),
+
+ /* SUBDDRCRU-->SOFTRST_CON00 */
+ SUBDDRCRU_RESET_OFFSET(SRST_A_SYSMEM_BIU, 0, 0),
+ SUBDDRCRU_RESET_OFFSET(SRST_A_SYSMEM, 0, 1),
+ SUBDDRCRU_RESET_OFFSET(SRST_A_DDR_BIU, 0, 2),
+ SUBDDRCRU_RESET_OFFSET(SRST_A_DDRSCH0_CPU, 0, 3),
+ SUBDDRCRU_RESET_OFFSET(SRST_A_DDRSCH1_NPU, 0, 4),
+ SUBDDRCRU_RESET_OFFSET(SRST_A_DDRSCH2_POE, 0, 5),
+ SUBDDRCRU_RESET_OFFSET(SRST_A_DDRSCH3_VI, 0, 6),
+ SUBDDRCRU_RESET_OFFSET(SRST_CORE_DDRC, 0, 7),
+ SUBDDRCRU_RESET_OFFSET(SRST_DDRMON, 0, 8),
+ SUBDDRCRU_RESET_OFFSET(SRST_DFICTRL, 0, 9),
+ SUBDDRCRU_RESET_OFFSET(SRST_RS, 0, 11),
+ SUBDDRCRU_RESET_OFFSET(SRST_A_DMA2DDR, 0, 12),
+ SUBDDRCRU_RESET_OFFSET(SRST_DDRPHY, 0, 13),
+
+ /* VICRU-->SOFTRST_CON00 */
+ VICRU_RESET_OFFSET(SRST_REF_PVTPLL_ISP, 0, 0),
+ VICRU_RESET_OFFSET(SRST_A_GMAC_BIU, 0, 1),
+ VICRU_RESET_OFFSET(SRST_A_VI_BIU, 0, 2),
+ VICRU_RESET_OFFSET(SRST_H_VI_BIU, 0, 3),
+ VICRU_RESET_OFFSET(SRST_P_VI_BIU, 0, 4),
+ VICRU_RESET_OFFSET(SRST_P_CRU_VI, 0, 5),
+ VICRU_RESET_OFFSET(SRST_P_VI_GRF, 0, 6),
+ VICRU_RESET_OFFSET(SRST_P_VI_PVTPLL, 0, 7),
+ VICRU_RESET_OFFSET(SRST_P_DSMC, 0, 8),
+ VICRU_RESET_OFFSET(SRST_A_DSMC, 0, 9),
+ VICRU_RESET_OFFSET(SRST_H_CAN0, 0, 10),
+ VICRU_RESET_OFFSET(SRST_CAN0, 0, 11),
+ VICRU_RESET_OFFSET(SRST_H_CAN1, 0, 12),
+ VICRU_RESET_OFFSET(SRST_CAN1, 0, 13),
+
+ /* VICRU-->SOFTRST_CON01 */
+ VICRU_RESET_OFFSET(SRST_P_GPIO2, 1, 0),
+ VICRU_RESET_OFFSET(SRST_DB_GPIO2, 1, 1),
+ VICRU_RESET_OFFSET(SRST_P_GPIO4, 1, 2),
+ VICRU_RESET_OFFSET(SRST_DB_GPIO4, 1, 3),
+ VICRU_RESET_OFFSET(SRST_P_GPIO5, 1, 4),
+ VICRU_RESET_OFFSET(SRST_DB_GPIO5, 1, 5),
+ VICRU_RESET_OFFSET(SRST_P_GPIO6, 1, 6),
+ VICRU_RESET_OFFSET(SRST_DB_GPIO6, 1, 7),
+ VICRU_RESET_OFFSET(SRST_P_GPIO7, 1, 8),
+ VICRU_RESET_OFFSET(SRST_DB_GPIO7, 1, 9),
+ VICRU_RESET_OFFSET(SRST_P_IOC_VCCIO2, 1, 10),
+ VICRU_RESET_OFFSET(SRST_P_IOC_VCCIO4, 1, 11),
+ VICRU_RESET_OFFSET(SRST_P_IOC_VCCIO5, 1, 12),
+ VICRU_RESET_OFFSET(SRST_P_IOC_VCCIO6, 1, 13),
+ VICRU_RESET_OFFSET(SRST_P_IOC_VCCIO7, 1, 14),
+
+ /* VICRU-->SOFTRST_CON02 */
+ VICRU_RESET_OFFSET(SRST_CORE_ISP, 2, 0),
+ VICRU_RESET_OFFSET(SRST_H_VICAP, 2, 1),
+ VICRU_RESET_OFFSET(SRST_A_VICAP, 2, 2),
+ VICRU_RESET_OFFSET(SRST_D_VICAP, 2, 3),
+ VICRU_RESET_OFFSET(SRST_ISP0_VICAP, 2, 4),
+ VICRU_RESET_OFFSET(SRST_CORE_VPSS, 2, 5),
+ VICRU_RESET_OFFSET(SRST_CORE_VPSL, 2, 6),
+ VICRU_RESET_OFFSET(SRST_P_CSI2HOST0, 2, 7),
+ VICRU_RESET_OFFSET(SRST_P_CSI2HOST1, 2, 8),
+ VICRU_RESET_OFFSET(SRST_P_CSI2HOST2, 2, 9),
+ VICRU_RESET_OFFSET(SRST_P_CSI2HOST3, 2, 10),
+ VICRU_RESET_OFFSET(SRST_H_SDMMC0, 2, 11),
+ VICRU_RESET_OFFSET(SRST_A_GMAC, 2, 12),
+ VICRU_RESET_OFFSET(SRST_P_CSIPHY0, 2, 13),
+ VICRU_RESET_OFFSET(SRST_P_CSIPHY1, 2, 14),
+
+ /* VICRU-->SOFTRST_CON03 */
+ VICRU_RESET_OFFSET(SRST_P_MACPHY, 3, 0),
+ VICRU_RESET_OFFSET(SRST_MACPHY, 3, 1),
+ VICRU_RESET_OFFSET(SRST_P_SARADC1, 3, 2),
+ VICRU_RESET_OFFSET(SRST_SARADC1, 3, 3),
+ VICRU_RESET_OFFSET(SRST_P_SARADC2, 3, 5),
+ VICRU_RESET_OFFSET(SRST_SARADC2, 3, 6),
+
+ /* VEPUCRU-->SOFTRST_CON00 */
+ VEPUCRU_RESET_OFFSET(SRST_REF_PVTPLL_VEPU, 0, 0),
+ VEPUCRU_RESET_OFFSET(SRST_A_VEPU_BIU, 0, 1),
+ VEPUCRU_RESET_OFFSET(SRST_H_VEPU_BIU, 0, 2),
+ VEPUCRU_RESET_OFFSET(SRST_P_VEPU_BIU, 0, 3),
+ VEPUCRU_RESET_OFFSET(SRST_P_CRU_VEPU, 0, 4),
+ VEPUCRU_RESET_OFFSET(SRST_P_VEPU_GRF, 0, 5),
+ VEPUCRU_RESET_OFFSET(SRST_P_GPIO3, 0, 7),
+ VEPUCRU_RESET_OFFSET(SRST_DB_GPIO3, 0, 8),
+ VEPUCRU_RESET_OFFSET(SRST_P_IOC_VCCIO3, 0, 9),
+ VEPUCRU_RESET_OFFSET(SRST_P_SARADC0, 0, 10),
+ VEPUCRU_RESET_OFFSET(SRST_SARADC0, 0, 11),
+ VEPUCRU_RESET_OFFSET(SRST_H_SDMMC1, 0, 13),
+
+ /* VEPUCRU-->SOFTRST_CON01 */
+ VEPUCRU_RESET_OFFSET(SRST_P_VEPU_PVTPLL, 1, 0),
+ VEPUCRU_RESET_OFFSET(SRST_H_VEPU, 1, 1),
+ VEPUCRU_RESET_OFFSET(SRST_A_VEPU, 1, 2),
+ VEPUCRU_RESET_OFFSET(SRST_CORE_VEPU, 1, 3),
+
+ /* NPUCRU-->SOFTRST_CON00 */
+ NPUCRU_RESET_OFFSET(SRST_REF_PVTPLL_NPU, 0, 0),
+ NPUCRU_RESET_OFFSET(SRST_A_NPU_BIU, 0, 2),
+ NPUCRU_RESET_OFFSET(SRST_H_NPU_BIU, 0, 3),
+ NPUCRU_RESET_OFFSET(SRST_P_NPU_BIU, 0, 4),
+ NPUCRU_RESET_OFFSET(SRST_P_CRU_NPU, 0, 5),
+ NPUCRU_RESET_OFFSET(SRST_P_NPU_GRF, 0, 6),
+ NPUCRU_RESET_OFFSET(SRST_P_NPU_PVTPLL, 0, 8),
+ NPUCRU_RESET_OFFSET(SRST_H_RKNN, 0, 9),
+ NPUCRU_RESET_OFFSET(SRST_A_RKNN, 0, 10),
+
+ /* VDOCRU-->SOFTRST_CON00 */
+ VDOCRU_RESET_OFFSET(SRST_A_RKVDEC_BIU, 0, 0),
+ VDOCRU_RESET_OFFSET(SRST_A_VDO_BIU, 0, 1),
+ VDOCRU_RESET_OFFSET(SRST_H_VDO_BIU, 0, 3),
+ VDOCRU_RESET_OFFSET(SRST_P_VDO_BIU, 0, 4),
+ VDOCRU_RESET_OFFSET(SRST_P_CRU_VDO, 0, 5),
+ VDOCRU_RESET_OFFSET(SRST_P_VDO_GRF, 0, 6),
+ VDOCRU_RESET_OFFSET(SRST_A_RKVDEC, 0, 7),
+ VDOCRU_RESET_OFFSET(SRST_H_RKVDEC, 0, 8),
+ VDOCRU_RESET_OFFSET(SRST_HEVC_CA_RKVDEC, 0, 9),
+ VDOCRU_RESET_OFFSET(SRST_A_VOP, 0, 10),
+ VDOCRU_RESET_OFFSET(SRST_H_VOP, 0, 11),
+ VDOCRU_RESET_OFFSET(SRST_D_VOP, 0, 12),
+ VDOCRU_RESET_OFFSET(SRST_A_OOC, 0, 13),
+ VDOCRU_RESET_OFFSET(SRST_H_OOC, 0, 14),
+ VDOCRU_RESET_OFFSET(SRST_D_OOC, 0, 15),
+
+ /* VDOCRU-->SOFTRST_CON01 */
+ VDOCRU_RESET_OFFSET(SRST_H_RKJPEG, 1, 3),
+ VDOCRU_RESET_OFFSET(SRST_A_RKJPEG, 1, 4),
+ VDOCRU_RESET_OFFSET(SRST_A_RKMMU_DECOM, 1, 5),
+ VDOCRU_RESET_OFFSET(SRST_H_RKMMU_DECOM, 1, 6),
+ VDOCRU_RESET_OFFSET(SRST_D_DECOM, 1, 8),
+ VDOCRU_RESET_OFFSET(SRST_A_DECOM, 1, 9),
+ VDOCRU_RESET_OFFSET(SRST_P_DECOM, 1, 10),
+ VDOCRU_RESET_OFFSET(SRST_P_MIPI_DSI, 1, 12),
+ VDOCRU_RESET_OFFSET(SRST_P_DSIPHY, 1, 13),
+
+ /* VCPCRU-->SOFTRST_CON00 */
+ VCPCRU_RESET_OFFSET(SRST_REF_PVTPLL_VCP, 0, 0),
+ VCPCRU_RESET_OFFSET(SRST_A_VCP_BIU, 0, 1),
+ VCPCRU_RESET_OFFSET(SRST_H_VCP_BIU, 0, 2),
+ VCPCRU_RESET_OFFSET(SRST_P_VCP_BIU, 0, 3),
+ VCPCRU_RESET_OFFSET(SRST_P_CRU_VCP, 0, 4),
+ VCPCRU_RESET_OFFSET(SRST_P_VCP_GRF, 0, 5),
+ VCPCRU_RESET_OFFSET(SRST_P_VCP_PVTPLL, 0, 7),
+ VCPCRU_RESET_OFFSET(SRST_A_AISP_BIU, 0, 8),
+ VCPCRU_RESET_OFFSET(SRST_H_AISP_BIU, 0, 9),
+ VCPCRU_RESET_OFFSET(SRST_CORE_AISP, 0, 13),
+
+ /* VCPCRU-->SOFTRST_CON01 */
+ VCPCRU_RESET_OFFSET(SRST_H_FEC, 1, 0),
+ VCPCRU_RESET_OFFSET(SRST_A_FEC, 1, 1),
+ VCPCRU_RESET_OFFSET(SRST_CORE_FEC, 1, 2),
+ VCPCRU_RESET_OFFSET(SRST_H_AVSP, 1, 3),
+ VCPCRU_RESET_OFFSET(SRST_A_AVSP, 1, 4),
+};
+
+void rv1126b_rst_init(struct device_node *np, void __iomem *reg_base)
+{
+ rockchip_register_softrst_lut(np,
+ rv1126b_register_offset,
+ ARRAY_SIZE(rv1126b_register_offset),
+ reg_base + RV1126B_SOFTRST_CON(0),
+ ROCKCHIP_SOFTRST_HIWORD_MASK);
+}
diff --git a/drivers/clk/samsung/Kconfig b/drivers/clk/samsung/Kconfig
index 76a494e95027..70a8b82a0136 100644
--- a/drivers/clk/samsung/Kconfig
+++ b/drivers/clk/samsung/Kconfig
@@ -95,6 +95,16 @@ config EXYNOS_CLKOUT
status of the certains clocks from SoC, but it could also be tied to
other devices as an input clock.
+config EXYNOS_ACPM_CLK
+ tristate "Clock driver controlled via ACPM interface"
+ depends on EXYNOS_ACPM_PROTOCOL || (COMPILE_TEST && !EXYNOS_ACPM_PROTOCOL)
+ help
+ This driver provides support for clocks that are controlled by
+ firmware that implements the ACPM interface.
+
+ This driver uses the ACPM interface to interact with the firmware
+ providing all the clock controlls.
+
config TESLA_FSD_COMMON_CLK
bool "Tesla FSD clock controller support" if COMPILE_TEST
depends on COMMON_CLK_SAMSUNG
diff --git a/drivers/clk/samsung/Makefile b/drivers/clk/samsung/Makefile
index b77fe288e4bb..f3657f2e1b98 100644
--- a/drivers/clk/samsung/Makefile
+++ b/drivers/clk/samsung/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_EXYNOS_5260_COMMON_CLK) += clk-exynos5260.o
obj-$(CONFIG_EXYNOS_5410_COMMON_CLK) += clk-exynos5410.o
obj-$(CONFIG_EXYNOS_5420_COMMON_CLK) += clk-exynos5420.o
obj-$(CONFIG_EXYNOS_5420_COMMON_CLK) += clk-exynos5-subcmu.o
+obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-artpec8.o
obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos5433.o
obj-$(CONFIG_EXYNOS_AUDSS_CLK_CON) += clk-exynos-audss.o
obj-$(CONFIG_EXYNOS_CLKOUT) += clk-exynos-clkout.o
@@ -27,6 +28,7 @@ obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos990.o
obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynosautov9.o
obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynosautov920.o
obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-gs101.o
+obj-$(CONFIG_EXYNOS_ACPM_CLK) += clk-acpm.o
obj-$(CONFIG_S3C64XX_COMMON_CLK) += clk-s3c64xx.o
obj-$(CONFIG_S5PV210_COMMON_CLK) += clk-s5pv210.o clk-s5pv210-audss.o
obj-$(CONFIG_TESLA_FSD_COMMON_CLK) += clk-fsd.o
diff --git a/drivers/clk/samsung/clk-acpm.c b/drivers/clk/samsung/clk-acpm.c
new file mode 100644
index 000000000000..b90809ce3f88
--- /dev/null
+++ b/drivers/clk/samsung/clk-acpm.c
@@ -0,0 +1,185 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Samsung Exynos ACPM protocol based clock driver.
+ *
+ * Copyright 2025 Linaro Ltd.
+ */
+
+#include <linux/array_size.h>
+#include <linux/clk-provider.h>
+#include <linux/container_of.h>
+#include <linux/device/devres.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/firmware/samsung/exynos-acpm-protocol.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+
+struct acpm_clk {
+ u32 id;
+ struct clk_hw hw;
+ unsigned int mbox_chan_id;
+ const struct acpm_handle *handle;
+};
+
+struct acpm_clk_variant {
+ const char *name;
+};
+
+struct acpm_clk_driver_data {
+ const struct acpm_clk_variant *clks;
+ unsigned int nr_clks;
+ unsigned int mbox_chan_id;
+};
+
+#define to_acpm_clk(clk) container_of(clk, struct acpm_clk, hw)
+
+#define ACPM_CLK(cname) \
+ { \
+ .name = cname, \
+ }
+
+static const struct acpm_clk_variant gs101_acpm_clks[] = {
+ ACPM_CLK("mif"),
+ ACPM_CLK("int"),
+ ACPM_CLK("cpucl0"),
+ ACPM_CLK("cpucl1"),
+ ACPM_CLK("cpucl2"),
+ ACPM_CLK("g3d"),
+ ACPM_CLK("g3dl2"),
+ ACPM_CLK("tpu"),
+ ACPM_CLK("intcam"),
+ ACPM_CLK("tnr"),
+ ACPM_CLK("cam"),
+ ACPM_CLK("mfc"),
+ ACPM_CLK("disp"),
+ ACPM_CLK("bo"),
+};
+
+static const struct acpm_clk_driver_data acpm_clk_gs101 = {
+ .clks = gs101_acpm_clks,
+ .nr_clks = ARRAY_SIZE(gs101_acpm_clks),
+ .mbox_chan_id = 0,
+};
+
+static unsigned long acpm_clk_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct acpm_clk *clk = to_acpm_clk(hw);
+
+ return clk->handle->ops.dvfs_ops.get_rate(clk->handle,
+ clk->mbox_chan_id, clk->id);
+}
+
+static int acpm_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ /*
+ * We can't figure out what rate it will be, so just return the
+ * rate back to the caller. acpm_clk_recalc_rate() will be called
+ * after the rate is set and we'll know what rate the clock is
+ * running at then.
+ */
+ return 0;
+}
+
+static int acpm_clk_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct acpm_clk *clk = to_acpm_clk(hw);
+
+ return clk->handle->ops.dvfs_ops.set_rate(clk->handle,
+ clk->mbox_chan_id, clk->id, rate);
+}
+
+static const struct clk_ops acpm_clk_ops = {
+ .recalc_rate = acpm_clk_recalc_rate,
+ .determine_rate = acpm_clk_determine_rate,
+ .set_rate = acpm_clk_set_rate,
+};
+
+static int acpm_clk_register(struct device *dev, struct acpm_clk *aclk,
+ const char *name)
+{
+ struct clk_init_data init = {};
+
+ init.name = name;
+ init.ops = &acpm_clk_ops;
+ aclk->hw.init = &init;
+
+ return devm_clk_hw_register(dev, &aclk->hw);
+}
+
+static int acpm_clk_probe(struct platform_device *pdev)
+{
+ const struct acpm_handle *acpm_handle;
+ struct clk_hw_onecell_data *clk_data;
+ struct clk_hw **hws;
+ struct device *dev = &pdev->dev;
+ struct acpm_clk *aclks;
+ unsigned int mbox_chan_id;
+ int i, err, count;
+
+ acpm_handle = devm_acpm_get_by_node(dev, dev->parent->of_node);
+ if (IS_ERR(acpm_handle))
+ return dev_err_probe(dev, PTR_ERR(acpm_handle),
+ "Failed to get acpm handle\n");
+
+ count = acpm_clk_gs101.nr_clks;
+ mbox_chan_id = acpm_clk_gs101.mbox_chan_id;
+
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, count),
+ GFP_KERNEL);
+ if (!clk_data)
+ return -ENOMEM;
+
+ clk_data->num = count;
+ hws = clk_data->hws;
+
+ aclks = devm_kcalloc(dev, count, sizeof(*aclks), GFP_KERNEL);
+ if (!aclks)
+ return -ENOMEM;
+
+ for (i = 0; i < count; i++) {
+ struct acpm_clk *aclk = &aclks[i];
+
+ /*
+ * The code assumes the clock IDs start from zero,
+ * are sequential and do not have gaps.
+ */
+ aclk->id = i;
+ aclk->handle = acpm_handle;
+ aclk->mbox_chan_id = mbox_chan_id;
+
+ hws[i] = &aclk->hw;
+
+ err = acpm_clk_register(dev, aclk,
+ acpm_clk_gs101.clks[i].name);
+ if (err)
+ return dev_err_probe(dev, err,
+ "Failed to register clock\n");
+ }
+
+ return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
+ clk_data);
+}
+
+static const struct platform_device_id acpm_clk_id[] = {
+ { "gs101-acpm-clk" },
+ {}
+};
+MODULE_DEVICE_TABLE(platform, acpm_clk_id);
+
+static struct platform_driver acpm_clk_driver = {
+ .driver = {
+ .name = "acpm-clocks",
+ },
+ .probe = acpm_clk_probe,
+ .id_table = acpm_clk_id,
+};
+module_platform_driver(acpm_clk_driver);
+
+MODULE_AUTHOR("Tudor Ambarus <tudor.ambarus@linaro.org>");
+MODULE_DESCRIPTION("Samsung Exynos ACPM clock driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/samsung/clk-artpec8.c b/drivers/clk/samsung/clk-artpec8.c
new file mode 100644
index 000000000000..0ea7c8b58674
--- /dev/null
+++ b/drivers/clk/samsung/clk-artpec8.c
@@ -0,0 +1,1044 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 Samsung Electronics Co., Ltd.
+ * https://www.samsung.com
+ * Copyright (c) 2025 Axis Communications AB.
+ * https://www.axis.com
+ *
+ * Common Clock Framework support for ARTPEC-8 SoC.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+#include <dt-bindings/clock/axis,artpec8-clk.h>
+
+#include "clk.h"
+#include "clk-exynos-arm64.h"
+
+/* NOTE: Must be equal to the last clock ID increased by one */
+#define CMU_CMU_NR_CLK (CLK_DOUT_CMU_VPP_CORE + 1)
+#define CMU_BUS_NR_CLK (CLK_DOUT_BUS_PCLK + 1)
+#define CMU_CORE_NR_CLK (CLK_DOUT_CORE_PCLK + 1)
+#define CMU_CPUCL_NR_CLK (CLK_GOUT_CPUCL_CSSYS_IPCLKPORT_ATCLK + 1)
+#define CMU_FSYS_NR_CLK (CLK_GOUT_FSYS_QSPI_IPCLKPORT_SSI_CLK + 1)
+#define CMU_IMEM_NR_CLK (CLK_GOUT_IMEM_PCLK_TMU0_APBIF + 1)
+#define CMU_PERI_NR_CLK (CLK_GOUT_PERI_DMA4DSIM_IPCLKPORT_CLK_AXI_CLK + 1)
+
+/* Register Offset definitions for CMU_CMU (0x12400000) */
+#define PLL_LOCKTIME_PLL_AUDIO 0x0000
+#define PLL_LOCKTIME_PLL_SHARED0 0x0004
+#define PLL_LOCKTIME_PLL_SHARED1 0x0008
+#define PLL_CON0_PLL_AUDIO 0x0100
+#define PLL_CON0_PLL_SHARED0 0x0120
+#define PLL_CON0_PLL_SHARED1 0x0140
+#define CLK_CON_MUX_CLKCMU_2D 0x1000
+#define CLK_CON_MUX_CLKCMU_3D 0x1004
+#define CLK_CON_MUX_CLKCMU_BUS 0x1008
+#define CLK_CON_MUX_CLKCMU_BUS_DLP 0x100c
+#define CLK_CON_MUX_CLKCMU_CDC_CORE 0x1010
+#define CLK_CON_MUX_CLKCMU_FSYS_SCAN0 0x1014
+#define CLK_CON_MUX_CLKCMU_FSYS_SCAN1 0x1018
+#define CLK_CON_MUX_CLKCMU_IMEM_JPEG 0x101c
+#define CLK_CON_MUX_CLKCMU_PERI_DISP 0x1020
+#define CLK_CON_MUX_CLKCMU_CORE_BUS 0x1024
+#define CLK_CON_MUX_CLKCMU_CORE_DLP 0x1028
+#define CLK_CON_MUX_CLKCMU_CPUCL_SWITCH 0x1030
+#define CLK_CON_MUX_CLKCMU_DLP_CORE 0x1034
+#define CLK_CON_MUX_CLKCMU_FSYS_BUS 0x1038
+#define CLK_CON_MUX_CLKCMU_FSYS_IP 0x103c
+#define CLK_CON_MUX_CLKCMU_IMEM_ACLK 0x1054
+#define CLK_CON_MUX_CLKCMU_MIF_BUSP 0x1080
+#define CLK_CON_MUX_CLKCMU_MIF_SWITCH 0x1084
+#define CLK_CON_MUX_CLKCMU_PERI_IP 0x1088
+#define CLK_CON_MUX_CLKCMU_RSP_CORE 0x108c
+#define CLK_CON_MUX_CLKCMU_TRFM_CORE 0x1090
+#define CLK_CON_MUX_CLKCMU_VCA_ACE 0x1094
+#define CLK_CON_MUX_CLKCMU_VCA_OD 0x1098
+#define CLK_CON_MUX_CLKCMU_VIO_CORE 0x109c
+#define CLK_CON_MUX_CLKCMU_VIP0_CORE 0x10a0
+#define CLK_CON_MUX_CLKCMU_VIP1_CORE 0x10a4
+#define CLK_CON_MUX_CLKCMU_VPP_CORE 0x10a8
+
+#define CLK_CON_DIV_CLKCMU_BUS 0x1800
+#define CLK_CON_DIV_CLKCMU_BUS_DLP 0x1804
+#define CLK_CON_DIV_CLKCMU_CDC_CORE 0x1808
+#define CLK_CON_DIV_CLKCMU_FSYS_SCAN0 0x180c
+#define CLK_CON_DIV_CLKCMU_FSYS_SCAN1 0x1810
+#define CLK_CON_DIV_CLKCMU_IMEM_JPEG 0x1814
+#define CLK_CON_DIV_CLKCMU_MIF_SWITCH 0x1818
+#define CLK_CON_DIV_CLKCMU_CORE_DLP 0x181c
+#define CLK_CON_DIV_CLKCMU_CORE_MAIN 0x1820
+#define CLK_CON_DIV_CLKCMU_PERI_DISP 0x1824
+#define CLK_CON_DIV_CLKCMU_CPUCL_SWITCH 0x1828
+#define CLK_CON_DIV_CLKCMU_DLP_CORE 0x182c
+#define CLK_CON_DIV_CLKCMU_FSYS_BUS 0x1830
+#define CLK_CON_DIV_CLKCMU_FSYS_IP 0x1834
+#define CLK_CON_DIV_CLKCMU_VIO_AUDIO 0x1838
+#define CLK_CON_DIV_CLKCMU_GPU_2D 0x1848
+#define CLK_CON_DIV_CLKCMU_GPU_3D 0x184c
+#define CLK_CON_DIV_CLKCMU_IMEM_ACLK 0x1854
+#define CLK_CON_DIV_CLKCMU_MIF_BUSP 0x1884
+#define CLK_CON_DIV_CLKCMU_PERI_AUDIO 0x1890
+#define CLK_CON_DIV_CLKCMU_PERI_IP 0x1894
+#define CLK_CON_DIV_CLKCMU_RSP_CORE 0x1898
+#define CLK_CON_DIV_CLKCMU_TRFM_CORE 0x189c
+#define CLK_CON_DIV_CLKCMU_VCA_ACE 0x18a0
+#define CLK_CON_DIV_CLKCMU_VCA_OD 0x18a4
+#define CLK_CON_DIV_CLKCMU_VIO_CORE 0x18ac
+#define CLK_CON_DIV_CLKCMU_VIP0_CORE 0x18b0
+#define CLK_CON_DIV_CLKCMU_VIP1_CORE 0x18b4
+#define CLK_CON_DIV_CLKCMU_VPP_CORE 0x18b8
+#define CLK_CON_DIV_PLL_SHARED0_DIV2 0x18bc
+#define CLK_CON_DIV_PLL_SHARED0_DIV3 0x18c0
+#define CLK_CON_DIV_PLL_SHARED0_DIV4 0x18c4
+#define CLK_CON_DIV_PLL_SHARED1_DIV2 0x18c8
+#define CLK_CON_DIV_PLL_SHARED1_DIV3 0x18cc
+#define CLK_CON_DIV_PLL_SHARED1_DIV4 0x18d0
+
+static const unsigned long cmu_cmu_clk_regs[] __initconst = {
+ PLL_LOCKTIME_PLL_AUDIO,
+ PLL_LOCKTIME_PLL_SHARED0,
+ PLL_LOCKTIME_PLL_SHARED1,
+ PLL_CON0_PLL_AUDIO,
+ PLL_CON0_PLL_SHARED0,
+ PLL_CON0_PLL_SHARED1,
+ CLK_CON_MUX_CLKCMU_2D,
+ CLK_CON_MUX_CLKCMU_3D,
+ CLK_CON_MUX_CLKCMU_BUS,
+ CLK_CON_MUX_CLKCMU_BUS_DLP,
+ CLK_CON_MUX_CLKCMU_CDC_CORE,
+ CLK_CON_MUX_CLKCMU_FSYS_SCAN0,
+ CLK_CON_MUX_CLKCMU_FSYS_SCAN1,
+ CLK_CON_MUX_CLKCMU_IMEM_JPEG,
+ CLK_CON_MUX_CLKCMU_PERI_DISP,
+ CLK_CON_MUX_CLKCMU_CORE_BUS,
+ CLK_CON_MUX_CLKCMU_CORE_DLP,
+ CLK_CON_MUX_CLKCMU_CPUCL_SWITCH,
+ CLK_CON_MUX_CLKCMU_DLP_CORE,
+ CLK_CON_MUX_CLKCMU_FSYS_BUS,
+ CLK_CON_MUX_CLKCMU_FSYS_IP,
+ CLK_CON_MUX_CLKCMU_IMEM_ACLK,
+ CLK_CON_MUX_CLKCMU_MIF_BUSP,
+ CLK_CON_MUX_CLKCMU_MIF_SWITCH,
+ CLK_CON_MUX_CLKCMU_PERI_IP,
+ CLK_CON_MUX_CLKCMU_RSP_CORE,
+ CLK_CON_MUX_CLKCMU_TRFM_CORE,
+ CLK_CON_MUX_CLKCMU_VCA_ACE,
+ CLK_CON_MUX_CLKCMU_VCA_OD,
+ CLK_CON_MUX_CLKCMU_VIO_CORE,
+ CLK_CON_MUX_CLKCMU_VIP0_CORE,
+ CLK_CON_MUX_CLKCMU_VIP1_CORE,
+ CLK_CON_MUX_CLKCMU_VPP_CORE,
+ CLK_CON_DIV_CLKCMU_BUS,
+ CLK_CON_DIV_CLKCMU_BUS_DLP,
+ CLK_CON_DIV_CLKCMU_CDC_CORE,
+ CLK_CON_DIV_CLKCMU_FSYS_SCAN0,
+ CLK_CON_DIV_CLKCMU_FSYS_SCAN1,
+ CLK_CON_DIV_CLKCMU_IMEM_JPEG,
+ CLK_CON_DIV_CLKCMU_MIF_SWITCH,
+ CLK_CON_DIV_CLKCMU_CORE_DLP,
+ CLK_CON_DIV_CLKCMU_CORE_MAIN,
+ CLK_CON_DIV_CLKCMU_PERI_DISP,
+ CLK_CON_DIV_CLKCMU_CPUCL_SWITCH,
+ CLK_CON_DIV_CLKCMU_DLP_CORE,
+ CLK_CON_DIV_CLKCMU_FSYS_BUS,
+ CLK_CON_DIV_CLKCMU_FSYS_IP,
+ CLK_CON_DIV_CLKCMU_VIO_AUDIO,
+ CLK_CON_DIV_CLKCMU_GPU_2D,
+ CLK_CON_DIV_CLKCMU_GPU_3D,
+ CLK_CON_DIV_CLKCMU_IMEM_ACLK,
+ CLK_CON_DIV_CLKCMU_MIF_BUSP,
+ CLK_CON_DIV_CLKCMU_PERI_AUDIO,
+ CLK_CON_DIV_CLKCMU_PERI_IP,
+ CLK_CON_DIV_CLKCMU_RSP_CORE,
+ CLK_CON_DIV_CLKCMU_TRFM_CORE,
+ CLK_CON_DIV_CLKCMU_VCA_ACE,
+ CLK_CON_DIV_CLKCMU_VCA_OD,
+ CLK_CON_DIV_CLKCMU_VIO_CORE,
+ CLK_CON_DIV_CLKCMU_VIP0_CORE,
+ CLK_CON_DIV_CLKCMU_VIP1_CORE,
+ CLK_CON_DIV_CLKCMU_VPP_CORE,
+ CLK_CON_DIV_PLL_SHARED0_DIV2,
+ CLK_CON_DIV_PLL_SHARED0_DIV3,
+ CLK_CON_DIV_PLL_SHARED0_DIV4,
+ CLK_CON_DIV_PLL_SHARED1_DIV2,
+ CLK_CON_DIV_PLL_SHARED1_DIV3,
+ CLK_CON_DIV_PLL_SHARED1_DIV4,
+};
+
+static const struct samsung_pll_rate_table artpec8_pll_audio_rates[] __initconst = {
+ PLL_36XX_RATE(25 * MHZ, 589823913U, 47, 1, 1, 12184),
+ PLL_36XX_RATE(25 * MHZ, 393215942U, 47, 3, 0, 12184),
+ PLL_36XX_RATE(25 * MHZ, 294911956U, 47, 1, 2, 12184),
+ PLL_36XX_RATE(25 * MHZ, 100000000U, 32, 2, 2, 0),
+ PLL_36XX_RATE(25 * MHZ, 98303985U, 47, 3, 2, 12184),
+ PLL_36XX_RATE(25 * MHZ, 49151992U, 47, 3, 3, 12184),
+};
+
+static const struct samsung_pll_clock cmu_cmu_pll_clks[] __initconst = {
+ PLL(pll_1017x, CLK_FOUT_SHARED0_PLL, "fout_pll_shared0", "fin_pll",
+ PLL_LOCKTIME_PLL_SHARED0, PLL_CON0_PLL_SHARED0, NULL),
+ PLL(pll_1017x, CLK_FOUT_SHARED1_PLL, "fout_pll_shared1", "fin_pll",
+ PLL_LOCKTIME_PLL_SHARED1, PLL_CON0_PLL_SHARED1, NULL),
+ PLL(pll_1031x, CLK_FOUT_AUDIO_PLL, "fout_pll_audio", "fin_pll",
+ PLL_LOCKTIME_PLL_AUDIO, PLL_CON0_PLL_AUDIO, artpec8_pll_audio_rates),
+};
+
+PNAME(mout_clkcmu_bus_bus_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_bus_dlp_p) = { "dout_pll_shared0_div2", "dout_pll_shared0_div4",
+ "dout_pll_shared1_div2", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_core_bus_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared0_div4", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_core_dlp_p) = { "dout_pll_shared0_div2", "dout_pll_shared1_div2",
+ "dout_pll_shared0_div3", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_cpucl_switch_p) = { "dout_pll_shared0_div2", "dout_pll_shared1_div2",
+ "dout_pll_shared0_div3", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_fsys_bus_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div2",
+ "dout_pll_shared1_div4", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_fsys_ip_p) = { "dout_pll_shared0_div2", "dout_pll_shared1_div3",
+ "dout_pll_shared1_div2", "dout_pll_shared0_div3" };
+PNAME(mout_clkcmu_fsys_scan0_p) = { "dout_pll_shared0_div4", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_fsys_scan1_p) = { "dout_pll_shared0_div4", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_imem_imem_p) = { "dout_pll_shared1_div4", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div2" };
+PNAME(mout_clkcmu_imem_jpeg_p) = { "dout_pll_shared0_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div2", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_cdc_core_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_dlp_core_p) = { "dout_pll_shared0_div2", "dout_pll_shared1_div2",
+ "dout_pll_shared0_div3", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_3d_p) = { "dout_pll_shared0_div2", "dout_pll_shared1_div2",
+ "dout_pll_shared0_div3", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_2d_p) = { "dout_pll_shared0_div2", "dout_pll_shared1_div2",
+ "dout_pll_shared0_div3", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_mif_switch_p) = { "dout_pll_shared0", "dout_pll_shared1",
+ "dout_pll_shared0_div2", "dout_pll_shared0_div3" };
+PNAME(mout_clkcmu_mif_busp_p) = { "dout_pll_shared0_div3", "dout_pll_shared1_div4",
+ "dout_pll_shared0_div4", "dout_pll_shared0_div2" };
+PNAME(mout_clkcmu_peri_disp_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div2",
+ "dout_pll_shared1_div4", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_peri_ip_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div4",
+ "dout_pll_shared1_div4", "dout_pll_shared0_div2" };
+PNAME(mout_clkcmu_rsp_core_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_trfm_core_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_vca_ace_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_vca_od_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_vio_core_p) = { "dout_pll_shared0_div3", "dout_pll_shared0_div2",
+ "dout_pll_shared1_div2", "dout_pll_shared1_div3" };
+PNAME(mout_clkcmu_vip0_core_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_vip1_core_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_vpp_core_p) = { "dout_pll_shared1_div2", "dout_pll_shared0_div3",
+ "dout_pll_shared1_div3", "dout_pll_shared1_div4" };
+PNAME(mout_clkcmu_pll_shared0_p) = { "fin_pll", "fout_pll_shared0" };
+PNAME(mout_clkcmu_pll_shared1_p) = { "fin_pll", "fout_pll_shared1" };
+PNAME(mout_clkcmu_pll_audio_p) = { "fin_pll", "fout_pll_audio" };
+
+static const struct samsung_fixed_factor_clock cmu_fixed_factor_clks[] __initconst = {
+ FFACTOR(CLK_DOUT_CMU_OTP, "dout_clkcmu_otp", "fin_pll", 1, 8, 0),
+};
+
+static const struct samsung_mux_clock cmu_cmu_mux_clks[] __initconst = {
+ MUX(0, "mout_clkcmu_pll_shared0", mout_clkcmu_pll_shared0_p, PLL_CON0_PLL_SHARED0, 4, 1),
+ MUX(0, "mout_clkcmu_pll_shared1", mout_clkcmu_pll_shared1_p, PLL_CON0_PLL_SHARED1, 4, 1),
+ MUX(0, "mout_clkcmu_pll_audio", mout_clkcmu_pll_audio_p, PLL_CON0_PLL_AUDIO, 4, 1),
+ MUX(0, "mout_clkcmu_bus_bus", mout_clkcmu_bus_bus_p, CLK_CON_MUX_CLKCMU_BUS, 0, 2),
+ MUX(0, "mout_clkcmu_bus_dlp", mout_clkcmu_bus_dlp_p, CLK_CON_MUX_CLKCMU_BUS_DLP, 0, 2),
+ MUX(0, "mout_clkcmu_core_bus", mout_clkcmu_core_bus_p, CLK_CON_MUX_CLKCMU_CORE_BUS, 0, 2),
+ MUX(0, "mout_clkcmu_core_dlp", mout_clkcmu_core_dlp_p, CLK_CON_MUX_CLKCMU_CORE_DLP, 0, 2),
+ MUX(0, "mout_clkcmu_cpucl_switch", mout_clkcmu_cpucl_switch_p,
+ CLK_CON_MUX_CLKCMU_CPUCL_SWITCH, 0, 3),
+ MUX(0, "mout_clkcmu_fsys_bus", mout_clkcmu_fsys_bus_p, CLK_CON_MUX_CLKCMU_FSYS_BUS, 0, 2),
+ MUX(0, "mout_clkcmu_fsys_ip", mout_clkcmu_fsys_ip_p, CLK_CON_MUX_CLKCMU_FSYS_IP, 0, 2),
+ MUX(0, "mout_clkcmu_fsys_scan0", mout_clkcmu_fsys_scan0_p,
+ CLK_CON_MUX_CLKCMU_FSYS_SCAN0, 0, 1),
+ MUX(0, "mout_clkcmu_fsys_scan1", mout_clkcmu_fsys_scan1_p,
+ CLK_CON_MUX_CLKCMU_FSYS_SCAN1, 0, 1),
+ MUX(0, "mout_clkcmu_imem_imem", mout_clkcmu_imem_imem_p,
+ CLK_CON_MUX_CLKCMU_IMEM_ACLK, 0, 2),
+ MUX(0, "mout_clkcmu_imem_jpeg", mout_clkcmu_imem_jpeg_p,
+ CLK_CON_MUX_CLKCMU_IMEM_JPEG, 0, 2),
+ nMUX(0, "mout_clkcmu_cdc_core", mout_clkcmu_cdc_core_p, CLK_CON_MUX_CLKCMU_CDC_CORE, 0, 2),
+ nMUX(0, "mout_clkcmu_dlp_core", mout_clkcmu_dlp_core_p, CLK_CON_MUX_CLKCMU_DLP_CORE, 0, 2),
+ MUX(0, "mout_clkcmu_3d", mout_clkcmu_3d_p, CLK_CON_MUX_CLKCMU_3D, 0, 2),
+ MUX(0, "mout_clkcmu_2d", mout_clkcmu_2d_p, CLK_CON_MUX_CLKCMU_2D, 0, 2),
+ MUX(0, "mout_clkcmu_mif_switch", mout_clkcmu_mif_switch_p,
+ CLK_CON_MUX_CLKCMU_MIF_SWITCH, 0, 2),
+ MUX(0, "mout_clkcmu_mif_busp", mout_clkcmu_mif_busp_p, CLK_CON_MUX_CLKCMU_MIF_BUSP, 0, 2),
+ MUX(0, "mout_clkcmu_peri_disp", mout_clkcmu_peri_disp_p,
+ CLK_CON_MUX_CLKCMU_PERI_DISP, 0, 2),
+ MUX(0, "mout_clkcmu_peri_ip", mout_clkcmu_peri_ip_p, CLK_CON_MUX_CLKCMU_PERI_IP, 0, 2),
+ MUX(0, "mout_clkcmu_rsp_core", mout_clkcmu_rsp_core_p, CLK_CON_MUX_CLKCMU_RSP_CORE, 0, 2),
+ nMUX(0, "mout_clkcmu_trfm_core", mout_clkcmu_trfm_core_p,
+ CLK_CON_MUX_CLKCMU_TRFM_CORE, 0, 2),
+ MUX(0, "mout_clkcmu_vca_ace", mout_clkcmu_vca_ace_p, CLK_CON_MUX_CLKCMU_VCA_ACE, 0, 2),
+ MUX(0, "mout_clkcmu_vca_od", mout_clkcmu_vca_od_p, CLK_CON_MUX_CLKCMU_VCA_OD, 0, 2),
+ MUX(0, "mout_clkcmu_vio_core", mout_clkcmu_vio_core_p, CLK_CON_MUX_CLKCMU_VIO_CORE, 0, 2),
+ nMUX(0, "mout_clkcmu_vip0_core", mout_clkcmu_vip0_core_p,
+ CLK_CON_MUX_CLKCMU_VIP0_CORE, 0, 2),
+ nMUX(0, "mout_clkcmu_vip1_core", mout_clkcmu_vip1_core_p,
+ CLK_CON_MUX_CLKCMU_VIP1_CORE, 0, 2),
+ nMUX(0, "mout_clkcmu_vpp_core", mout_clkcmu_vpp_core_p, CLK_CON_MUX_CLKCMU_VPP_CORE, 0, 2),
+};
+
+static const struct samsung_div_clock cmu_cmu_div_clks[] __initconst = {
+ DIV(CLK_DOUT_SHARED0_DIV2, "dout_pll_shared0_div2",
+ "mout_clkcmu_pll_shared0", CLK_CON_DIV_PLL_SHARED0_DIV2, 0, 1),
+ DIV(CLK_DOUT_SHARED0_DIV3, "dout_pll_shared0_div3",
+ "mout_clkcmu_pll_shared0", CLK_CON_DIV_PLL_SHARED0_DIV3, 0, 2),
+ DIV(CLK_DOUT_SHARED0_DIV4, "dout_pll_shared0_div4",
+ "dout_pll_shared0_div2", CLK_CON_DIV_PLL_SHARED0_DIV4, 0, 1),
+ DIV(CLK_DOUT_SHARED1_DIV2, "dout_pll_shared1_div2",
+ "mout_clkcmu_pll_shared1", CLK_CON_DIV_PLL_SHARED1_DIV2, 0, 1),
+ DIV(CLK_DOUT_SHARED1_DIV3, "dout_pll_shared1_div3",
+ "mout_clkcmu_pll_shared1", CLK_CON_DIV_PLL_SHARED1_DIV3, 0, 2),
+ DIV(CLK_DOUT_SHARED1_DIV4, "dout_pll_shared1_div4",
+ "dout_pll_shared1_div2", CLK_CON_DIV_PLL_SHARED1_DIV4, 0, 1),
+ DIV(CLK_DOUT_CMU_BUS, "dout_clkcmu_bus",
+ "mout_clkcmu_bus_bus", CLK_CON_DIV_CLKCMU_BUS, 0, 4),
+ DIV(CLK_DOUT_CMU_BUS_DLP, "dout_clkcmu_bus_dlp",
+ "mout_clkcmu_bus_dlp", CLK_CON_DIV_CLKCMU_BUS_DLP, 0, 4),
+ DIV(CLK_DOUT_CMU_CORE_MAIN, "dout_clkcmu_core_main",
+ "mout_clkcmu_core_bus", CLK_CON_DIV_CLKCMU_CORE_MAIN, 0, 4),
+ DIV(CLK_DOUT_CMU_CORE_DLP, "dout_clkcmu_core_dlp",
+ "mout_clkcmu_core_dlp", CLK_CON_DIV_CLKCMU_CORE_DLP, 0, 4),
+ DIV(CLK_DOUT_CMU_CPUCL_SWITCH, "dout_clkcmu_cpucl_switch",
+ "mout_clkcmu_cpucl_switch", CLK_CON_DIV_CLKCMU_CPUCL_SWITCH, 0, 3),
+ DIV(CLK_DOUT_CMU_FSYS_BUS, "dout_clkcmu_fsys_bus",
+ "mout_clkcmu_fsys_bus", CLK_CON_DIV_CLKCMU_FSYS_BUS, 0, 4),
+ DIV(CLK_DOUT_CMU_FSYS_IP, "dout_clkcmu_fsys_ip",
+ "mout_clkcmu_fsys_ip", CLK_CON_DIV_CLKCMU_FSYS_IP, 0, 9),
+ DIV(CLK_DOUT_CMU_FSYS_SCAN0, "dout_clkcmu_fsys_scan0",
+ "mout_clkcmu_fsys_scan0", CLK_CON_DIV_CLKCMU_FSYS_SCAN0, 0, 4),
+ DIV(CLK_DOUT_CMU_FSYS_SCAN1, "dout_clkcmu_fsys_scan1",
+ "mout_clkcmu_fsys_scan1", CLK_CON_DIV_CLKCMU_FSYS_SCAN1, 0, 4),
+ DIV(CLK_DOUT_CMU_IMEM_ACLK, "dout_clkcmu_imem_aclk",
+ "mout_clkcmu_imem_imem", CLK_CON_DIV_CLKCMU_IMEM_ACLK, 0, 4),
+ DIV(CLK_DOUT_CMU_IMEM_JPEG, "dout_clkcmu_imem_jpeg",
+ "mout_clkcmu_imem_jpeg", CLK_CON_DIV_CLKCMU_IMEM_JPEG, 0, 4),
+ DIV_F(CLK_DOUT_CMU_CDC_CORE, "dout_clkcmu_cdc_core",
+ "mout_clkcmu_cdc_core", CLK_CON_DIV_CLKCMU_CDC_CORE, 0, 4, CLK_SET_RATE_PARENT, 0),
+ DIV_F(CLK_DOUT_CMU_DLP_CORE, "dout_clkcmu_dlp_core",
+ "mout_clkcmu_dlp_core", CLK_CON_DIV_CLKCMU_DLP_CORE, 0, 4, CLK_SET_RATE_PARENT, 0),
+ DIV(CLK_DOUT_CMU_GPU_3D, "dout_clkcmu_gpu_3d",
+ "mout_clkcmu_3d", CLK_CON_DIV_CLKCMU_GPU_3D, 0, 3),
+ DIV(CLK_DOUT_CMU_GPU_2D, "dout_clkcmu_gpu_2d",
+ "mout_clkcmu_2d", CLK_CON_DIV_CLKCMU_GPU_2D, 0, 4),
+ DIV(CLK_DOUT_CMU_MIF_SWITCH, "dout_clkcmu_mif_switch",
+ "mout_clkcmu_mif_switch", CLK_CON_DIV_CLKCMU_MIF_SWITCH, 0, 4),
+ DIV(CLK_DOUT_CMU_MIF_BUSP, "dout_clkcmu_mif_busp",
+ "mout_clkcmu_mif_busp", CLK_CON_DIV_CLKCMU_MIF_BUSP, 0, 3),
+ DIV(CLK_DOUT_CMU_PERI_DISP, "dout_clkcmu_peri_disp",
+ "mout_clkcmu_peri_disp", CLK_CON_DIV_CLKCMU_PERI_DISP, 0, 4),
+ DIV(CLK_DOUT_CMU_PERI_IP, "dout_clkcmu_peri_ip",
+ "mout_clkcmu_peri_ip", CLK_CON_DIV_CLKCMU_PERI_IP, 0, 4),
+ DIV(CLK_DOUT_CMU_PERI_AUDIO, "dout_clkcmu_peri_audio",
+ "mout_clkcmu_pll_audio", CLK_CON_DIV_CLKCMU_PERI_AUDIO, 0, 4),
+ DIV(CLK_DOUT_CMU_RSP_CORE, "dout_clkcmu_rsp_core",
+ "mout_clkcmu_rsp_core", CLK_CON_DIV_CLKCMU_RSP_CORE, 0, 4),
+ DIV_F(CLK_DOUT_CMU_TRFM_CORE, "dout_clkcmu_trfm_core",
+ "mout_clkcmu_trfm_core", CLK_CON_DIV_CLKCMU_TRFM_CORE, 0, 4, CLK_SET_RATE_PARENT, 0),
+ DIV(CLK_DOUT_CMU_VCA_ACE, "dout_clkcmu_vca_ace",
+ "mout_clkcmu_vca_ace", CLK_CON_DIV_CLKCMU_VCA_ACE, 0, 4),
+ DIV(CLK_DOUT_CMU_VCA_OD, "dout_clkcmu_vca_od",
+ "mout_clkcmu_vca_od", CLK_CON_DIV_CLKCMU_VCA_OD, 0, 4),
+ DIV(CLK_DOUT_CMU_VIO_CORE, "dout_clkcmu_vio_core",
+ "mout_clkcmu_vio_core", CLK_CON_DIV_CLKCMU_VIO_CORE, 0, 4),
+ DIV(CLK_DOUT_CMU_VIO_AUDIO, "dout_clkcmu_vio_audio",
+ "mout_clkcmu_pll_audio", CLK_CON_DIV_CLKCMU_VIO_AUDIO, 0, 4),
+ DIV_F(CLK_DOUT_CMU_VIP0_CORE, "dout_clkcmu_vip0_core",
+ "mout_clkcmu_vip0_core", CLK_CON_DIV_CLKCMU_VIP0_CORE, 0, 4, CLK_SET_RATE_PARENT, 0),
+ DIV_F(CLK_DOUT_CMU_VIP1_CORE, "dout_clkcmu_vip1_core",
+ "mout_clkcmu_vip1_core", CLK_CON_DIV_CLKCMU_VIP1_CORE, 0, 4, CLK_SET_RATE_PARENT, 0),
+ DIV_F(CLK_DOUT_CMU_VPP_CORE, "dout_clkcmu_vpp_core",
+ "mout_clkcmu_vpp_core", CLK_CON_DIV_CLKCMU_VPP_CORE, 0, 4, CLK_SET_RATE_PARENT, 0),
+};
+
+static const struct samsung_cmu_info cmu_cmu_info __initconst = {
+ .pll_clks = cmu_cmu_pll_clks,
+ .nr_pll_clks = ARRAY_SIZE(cmu_cmu_pll_clks),
+ .fixed_factor_clks = cmu_fixed_factor_clks,
+ .nr_fixed_factor_clks = ARRAY_SIZE(cmu_fixed_factor_clks),
+ .mux_clks = cmu_cmu_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(cmu_cmu_mux_clks),
+ .div_clks = cmu_cmu_div_clks,
+ .nr_div_clks = ARRAY_SIZE(cmu_cmu_div_clks),
+ .nr_clk_ids = CMU_CMU_NR_CLK,
+ .clk_regs = cmu_cmu_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(cmu_cmu_clk_regs),
+};
+
+/* Register Offset definitions for CMU_BUS (0x12c10000) */
+#define PLL_CON0_MUX_CLK_BUS_ACLK_USER 0x0100
+#define PLL_CON0_MUX_CLK_BUS_DLP_USER 0x0120
+#define CLK_CON_DIV_CLK_BUS_PCLK 0x1800
+
+static const unsigned long cmu_bus_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLK_BUS_ACLK_USER,
+ PLL_CON0_MUX_CLK_BUS_DLP_USER,
+ CLK_CON_DIV_CLK_BUS_PCLK,
+};
+
+PNAME(mout_clk_bus_aclk_user_p) = { "fin_pll", "dout_clkcmu_bus" };
+PNAME(mout_clk_bus_dlp_user_p) = { "fin_pll", "dout_clkcmu_bus_dlp" };
+
+static const struct samsung_mux_clock cmu_bus_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_BUS_ACLK_USER, "mout_clk_bus_aclk_user",
+ mout_clk_bus_aclk_user_p, PLL_CON0_MUX_CLK_BUS_ACLK_USER, 4, 1),
+ MUX(CLK_MOUT_BUS_DLP_USER, "mout_clk_bus_dlp_user",
+ mout_clk_bus_dlp_user_p, PLL_CON0_MUX_CLK_BUS_DLP_USER, 4, 1),
+};
+
+static const struct samsung_div_clock cmu_bus_div_clks[] __initconst = {
+ DIV(CLK_DOUT_BUS_PCLK, "dout_clk_bus_pclk", "mout_clk_bus_aclk_user",
+ CLK_CON_DIV_CLK_BUS_PCLK, 0, 4),
+};
+
+static const struct samsung_cmu_info cmu_bus_info __initconst = {
+ .mux_clks = cmu_bus_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(cmu_bus_mux_clks),
+ .div_clks = cmu_bus_div_clks,
+ .nr_div_clks = ARRAY_SIZE(cmu_bus_div_clks),
+ .nr_clk_ids = CMU_BUS_NR_CLK,
+ .clk_regs = cmu_bus_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(cmu_bus_clk_regs),
+};
+
+/* Register Offset definitions for CMU_CORE (0x12410000) */
+#define PLL_CON0_MUX_CLK_CORE_ACLK_USER 0x0100
+#define PLL_CON0_MUX_CLK_CORE_DLP_USER 0x0120
+#define CLK_CON_DIV_CLK_CORE_PCLK 0x1800
+
+static const unsigned long cmu_core_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLK_CORE_ACLK_USER,
+ PLL_CON0_MUX_CLK_CORE_DLP_USER,
+ CLK_CON_DIV_CLK_CORE_PCLK,
+};
+
+PNAME(mout_clk_core_aclk_user_p) = { "fin_pll", "dout_clkcmu_core_main" };
+PNAME(mout_clk_core_dlp_user_p) = { "fin_pll", "dout_clkcmu_core_dlp" };
+
+static const struct samsung_mux_clock cmu_core_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_CORE_ACLK_USER, "mout_clk_core_aclk_user",
+ mout_clk_core_aclk_user_p, PLL_CON0_MUX_CLK_CORE_ACLK_USER, 4, 1),
+ MUX(CLK_MOUT_CORE_DLP_USER, "mout_clk_core_dlp_user",
+ mout_clk_core_dlp_user_p, PLL_CON0_MUX_CLK_CORE_DLP_USER, 4, 1),
+};
+
+static const struct samsung_div_clock cmu_core_div_clks[] __initconst = {
+ DIV(CLK_DOUT_CORE_PCLK, "dout_clk_core_pclk",
+ "mout_clk_core_aclk_user", CLK_CON_DIV_CLK_CORE_PCLK, 0, 4),
+};
+
+static const struct samsung_cmu_info cmu_core_info __initconst = {
+ .mux_clks = cmu_core_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(cmu_core_mux_clks),
+ .div_clks = cmu_core_div_clks,
+ .nr_div_clks = ARRAY_SIZE(cmu_core_div_clks),
+ .nr_clk_ids = CMU_CORE_NR_CLK,
+ .clk_regs = cmu_core_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(cmu_core_clk_regs),
+};
+
+/* Register Offset definitions for CMU_CPUCL (0x11410000) */
+#define PLL_LOCKTIME_PLL_CPUCL 0x0000
+#define PLL_CON0_MUX_CLKCMU_CPUCL_SWITCH_USER 0x0120
+#define PLL_CON0_PLL_CPUCL 0x0140
+#define CLK_CON_MUX_CLK_CPUCL_PLL 0x1000
+#define CLK_CON_DIV_CLK_CLUSTER_ACLK 0x1800
+#define CLK_CON_DIV_CLK_CLUSTER_CNTCLK 0x1804
+#define CLK_CON_DIV_CLK_CLUSTER_PCLKDBG 0x1808
+#define CLK_CON_DIV_CLK_CPUCL_CMUREF 0x180c
+#define CLK_CON_DIV_CLK_CPUCL_PCLK 0x1814
+#define CLK_CON_DIV_CLK_CLUSTER_ATCLK 0x1818
+#define CLK_CON_DIV_CLK_CPUCL_DBG 0x181c
+#define CLK_CON_DIV_CLK_CPUCL_PCLKDBG 0x1820
+#define CLK_CON_GAT_CLK_CLUSTER_CPU 0x2008
+#define CLK_CON_GAT_CLK_CPUCL_SHORTSTOP 0x200c
+#define CLK_CON_DMYQCH_CON_CSSYS_QCH 0x3008
+
+static const unsigned long cmu_cpucl_clk_regs[] __initconst = {
+ PLL_LOCKTIME_PLL_CPUCL,
+ PLL_CON0_MUX_CLKCMU_CPUCL_SWITCH_USER,
+ PLL_CON0_PLL_CPUCL,
+ CLK_CON_MUX_CLK_CPUCL_PLL,
+ CLK_CON_DIV_CLK_CLUSTER_ACLK,
+ CLK_CON_DIV_CLK_CLUSTER_CNTCLK,
+ CLK_CON_DIV_CLK_CLUSTER_PCLKDBG,
+ CLK_CON_DIV_CLK_CPUCL_CMUREF,
+ CLK_CON_DIV_CLK_CPUCL_PCLK,
+ CLK_CON_DIV_CLK_CLUSTER_ATCLK,
+ CLK_CON_DIV_CLK_CPUCL_DBG,
+ CLK_CON_DIV_CLK_CPUCL_PCLKDBG,
+ CLK_CON_GAT_CLK_CLUSTER_CPU,
+ CLK_CON_GAT_CLK_CPUCL_SHORTSTOP,
+ CLK_CON_DMYQCH_CON_CSSYS_QCH,
+};
+
+static const struct samsung_pll_clock cmu_cpucl_pll_clks[] __initconst = {
+ PLL(pll_1017x, CLK_FOUT_CPUCL_PLL, "fout_pll_cpucl", "fin_pll",
+ PLL_LOCKTIME_PLL_CPUCL, PLL_CON0_PLL_CPUCL, NULL),
+};
+
+PNAME(mout_clkcmu_cpucl_switch_user_p) = { "fin_pll", "dout_clkcmu_cpucl_switch" };
+PNAME(mout_pll_cpucl_p) = { "fin_pll", "fout_pll_cpucl" };
+PNAME(mout_clk_cpucl_pll_p) = { "mout_pll_cpucl", "mout_clkcmu_cpucl_switch_user" };
+
+static const struct samsung_mux_clock cmu_cpucl_mux_clks[] __initconst = {
+ MUX_F(0, "mout_pll_cpucl", mout_pll_cpucl_p, PLL_CON0_PLL_CPUCL, 4, 1,
+ CLK_SET_RATE_PARENT | CLK_RECALC_NEW_RATES, 0),
+ MUX(CLK_MOUT_CPUCL_SWITCH_USER, "mout_clkcmu_cpucl_switch_user",
+ mout_clkcmu_cpucl_switch_user_p, PLL_CON0_MUX_CLKCMU_CPUCL_SWITCH_USER, 4, 1),
+ MUX_F(CLK_MOUT_CPUCL_PLL, "mout_clk_cpucl_pll", mout_clk_cpucl_pll_p,
+ CLK_CON_MUX_CLK_CPUCL_PLL, 0, 1, CLK_SET_RATE_PARENT, 0),
+};
+
+static const struct samsung_fixed_factor_clock cpucl_ffactor_clks[] __initconst = {
+ FFACTOR(CLK_DOUT_CPUCL_CPU, "dout_clk_cpucl_cpu",
+ "mout_clk_cpucl_pll", 1, 1, CLK_SET_RATE_PARENT),
+};
+
+static const struct samsung_div_clock cmu_cpucl_div_clks[] __initconst = {
+ DIV(CLK_DOUT_CPUCL_CLUSTER_ACLK, "dout_clk_cluster_aclk",
+ "dout_clk_cpucl_cpu", CLK_CON_DIV_CLK_CLUSTER_ACLK, 0, 4),
+ DIV(CLK_DOUT_CPUCL_CLUSTER_PCLKDBG, "dout_clk_cluster_pclkdbg",
+ "dout_clk_cpucl_cpu", CLK_CON_DIV_CLK_CLUSTER_PCLKDBG, 0, 4),
+ DIV(CLK_DOUT_CPUCL_CLUSTER_CNTCLK, "dout_clk_cluster_cntclk",
+ "dout_clk_cpucl_cpu", CLK_CON_DIV_CLK_CLUSTER_CNTCLK, 0, 4),
+ DIV(CLK_DOUT_CPUCL_CLUSTER_ATCLK, "dout_clk_cluster_atclk",
+ "dout_clk_cpucl_cpu", CLK_CON_DIV_CLK_CLUSTER_ATCLK, 0, 4),
+ DIV(CLK_DOUT_CPUCL_PCLK, "dout_clk_cpucl_pclk",
+ "dout_clk_cpucl_cpu", CLK_CON_DIV_CLK_CPUCL_PCLK, 0, 4),
+ DIV(CLK_DOUT_CPUCL_CMUREF, "dout_clk_cpucl_cmuref",
+ "dout_clk_cpucl_cpu", CLK_CON_DIV_CLK_CPUCL_CMUREF, 0, 3),
+ DIV(CLK_DOUT_CPUCL_DBG, "dout_clk_cpucl_dbg",
+ "dout_clk_cpucl_cpu", CLK_CON_DIV_CLK_CPUCL_DBG, 0, 4),
+ DIV(CLK_DOUT_CPUCL_PCLKDBG, "dout_clk_cpucl_pclkdbg",
+ "dout_clk_cpucl_dbg", CLK_CON_DIV_CLK_CPUCL_PCLKDBG, 0, 4),
+};
+
+static const struct samsung_gate_clock cmu_cpucl_gate_clks[] __initconst = {
+ GATE(CLK_GOUT_CPUCL_CLUSTER_CPU, "clk_con_gat_clk_cluster_cpu",
+ "clk_con_gat_clk_cpucl_shortstop", CLK_CON_GAT_CLK_CLUSTER_CPU, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_CPUCL_SHORTSTOP, "clk_con_gat_clk_cpucl_shortstop",
+ "dout_clk_cpucl_cpu", CLK_CON_GAT_CLK_CPUCL_SHORTSTOP, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_CPUCL_CSSYS_IPCLKPORT_PCLKDBG, "cssys_ipclkport_pclkdbg",
+ "dout_clk_cpucl_pclkdbg", CLK_CON_DMYQCH_CON_CSSYS_QCH, 1,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_CPUCL_CSSYS_IPCLKPORT_ATCLK, "cssys_ipclkport_atclk",
+ "dout_clk_cpucl_dbg", CLK_CON_DMYQCH_CON_CSSYS_QCH, 1,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+};
+
+static const struct samsung_cmu_info cmu_cpucl_info __initconst = {
+ .pll_clks = cmu_cpucl_pll_clks,
+ .nr_pll_clks = ARRAY_SIZE(cmu_cpucl_pll_clks),
+ .fixed_factor_clks = cpucl_ffactor_clks,
+ .nr_fixed_factor_clks = ARRAY_SIZE(cpucl_ffactor_clks),
+ .mux_clks = cmu_cpucl_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(cmu_cpucl_mux_clks),
+ .div_clks = cmu_cpucl_div_clks,
+ .nr_div_clks = ARRAY_SIZE(cmu_cpucl_div_clks),
+ .gate_clks = cmu_cpucl_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(cmu_cpucl_gate_clks),
+ .nr_clk_ids = CMU_CPUCL_NR_CLK,
+ .clk_regs = cmu_cpucl_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(cmu_cpucl_clk_regs),
+};
+
+/* Register Offset definitions for CMU_FSYS (0x16c10000) */
+#define PLL_LOCKTIME_PLL_FSYS 0x0004
+#define PLL_CON0_MUX_CLK_FSYS_BUS_USER 0x0120
+#define PLL_CON0_MUX_CLK_FSYS_MMC_USER 0x0140
+#define PLL_CON0_MUX_CLK_FSYS_SCAN0_USER 0x0160
+#define PLL_CON0_MUX_CLK_FSYS_SCAN1_USER 0x0180
+#define PLL_CON0_PLL_FSYS 0x01c0
+#define CLK_CON_DIV_CLK_FSYS_ADC 0x1804
+#define CLK_CON_DIV_CLK_FSYS_BUS300 0x1808
+#define CLK_CON_DIV_CLK_FSYS_BUS_QSPI 0x180c
+#define CLK_CON_DIV_CLK_FSYS_EQOS_25 0x1810
+#define CLK_CON_DIV_CLK_FSYS_EQOS_2P5 0x1814
+#define CLK_CON_DIV_CLK_FSYS_EQOS_500 0x1818
+#define CLK_CON_DIV_CLK_FSYS_EQOS_INT125 0x181c
+#define CLK_CON_DIV_CLK_FSYS_MMC_CARD0 0x1820
+#define CLK_CON_DIV_CLK_FSYS_MMC_CARD1 0x1824
+#define CLK_CON_DIV_CLK_FSYS_OTP_MEM 0x1828
+#define CLK_CON_DIV_CLK_FSYS_PCIE_PHY_REFCLK_SYSPLL 0x182c
+#define CLK_CON_DIV_CLK_FSYS_QSPI 0x1830
+#define CLK_CON_DIV_CLK_FSYS_SCLK_UART 0x1834
+#define CLK_CON_DIV_CLK_FSYS_SFMC_NAND 0x1838
+#define CLK_CON_DIV_SCAN_CLK_FSYS_125 0x183c
+#define CLK_CON_DIV_SCAN_CLK_FSYS_MMC 0x1840
+#define CLK_CON_DIV_SCAN_CLK_FSYS_PCIE_PIPE 0x1844
+#define CLK_CON_FSYS_I2C0_IPCLKPORT_I_PCLK 0x2044
+#define CLK_CON_FSYS_I2C1_IPCLKPORT_I_PCLK 0x2048
+#define CLK_CON_FSYS_UART0_IPCLKPORT_I_PCLK 0x204c
+#define CLK_CON_FSYS_UART0_IPCLKPORT_I_SCLK_UART 0x2050
+#define CLK_CON_MMC0_IPCLKPORT_I_ACLK 0x2070
+#define CLK_CON_MMC1_IPCLKPORT_I_ACLK 0x2078
+#define CLK_CON_DWC_PCIE_CTL_INST_0_DBI_ACLK_UG 0x208c
+#define CLK_CON_DWC_PCIE_CTL_INST_0_MSTR_ACLK_UG 0x2090
+#define CLK_CON_DWC_PCIE_CTL_INST_0_SLV_ACLK_UG 0x2094
+#define CLK_CON_PWM_IPCLKPORT_I_PCLK_S0 0x20a0
+#define CLK_CON_USB20DRD_IPCLKPORT_ACLK_PHYCTRL_20 0x20bc
+#define CLK_CON_USB20DRD_IPCLKPORT_BUS_CLK_EARLY 0x20c0
+#define CLK_CON_XHB_AHBBR_IPCLKPORT_CLK 0x20c4
+#define CLK_CON_XHB_USB_IPCLKPORT_CLK 0x20cc
+#define CLK_CON_BUS_P_FSYS_IPCLKPORT_QSPICLK 0x201c
+#define CLK_CON_DMYQCH_CON_EQOS_TOP_QCH 0x3008
+#define CLK_CON_DMYQCH_CON_MMC0_QCH 0x300c
+#define CLK_CON_DMYQCH_CON_MMC1_QCH 0x3010
+#define CLK_CON_DMYQCH_CON_PCIE_TOP_QCH 0x3018
+#define CLK_CON_DMYQCH_CON_PCIE_TOP_QCH_REF 0x301c
+#define CLK_CON_DMYQCH_CON_QSPI_QCH 0x3020
+#define CLK_CON_DMYQCH_CON_SFMC_QCH 0x3024
+
+static const unsigned long cmu_fsys_clk_regs[] __initconst = {
+ PLL_LOCKTIME_PLL_FSYS,
+ PLL_CON0_MUX_CLK_FSYS_BUS_USER,
+ PLL_CON0_MUX_CLK_FSYS_MMC_USER,
+ PLL_CON0_MUX_CLK_FSYS_SCAN0_USER,
+ PLL_CON0_MUX_CLK_FSYS_SCAN1_USER,
+ PLL_CON0_PLL_FSYS,
+ CLK_CON_DIV_CLK_FSYS_ADC,
+ CLK_CON_DIV_CLK_FSYS_BUS300,
+ CLK_CON_DIV_CLK_FSYS_BUS_QSPI,
+ CLK_CON_DIV_CLK_FSYS_EQOS_25,
+ CLK_CON_DIV_CLK_FSYS_EQOS_2P5,
+ CLK_CON_DIV_CLK_FSYS_EQOS_500,
+ CLK_CON_DIV_CLK_FSYS_EQOS_INT125,
+ CLK_CON_DIV_CLK_FSYS_MMC_CARD0,
+ CLK_CON_DIV_CLK_FSYS_MMC_CARD1,
+ CLK_CON_DIV_CLK_FSYS_OTP_MEM,
+ CLK_CON_DIV_CLK_FSYS_PCIE_PHY_REFCLK_SYSPLL,
+ CLK_CON_DIV_CLK_FSYS_QSPI,
+ CLK_CON_DIV_CLK_FSYS_SCLK_UART,
+ CLK_CON_DIV_CLK_FSYS_SFMC_NAND,
+ CLK_CON_DIV_SCAN_CLK_FSYS_125,
+ CLK_CON_DIV_SCAN_CLK_FSYS_MMC,
+ CLK_CON_DIV_SCAN_CLK_FSYS_PCIE_PIPE,
+ CLK_CON_FSYS_I2C0_IPCLKPORT_I_PCLK,
+ CLK_CON_FSYS_I2C1_IPCLKPORT_I_PCLK,
+ CLK_CON_FSYS_UART0_IPCLKPORT_I_PCLK,
+ CLK_CON_FSYS_UART0_IPCLKPORT_I_SCLK_UART,
+ CLK_CON_MMC0_IPCLKPORT_I_ACLK,
+ CLK_CON_MMC1_IPCLKPORT_I_ACLK,
+ CLK_CON_DWC_PCIE_CTL_INST_0_DBI_ACLK_UG,
+ CLK_CON_DWC_PCIE_CTL_INST_0_MSTR_ACLK_UG,
+ CLK_CON_DWC_PCIE_CTL_INST_0_SLV_ACLK_UG,
+ CLK_CON_PWM_IPCLKPORT_I_PCLK_S0,
+ CLK_CON_USB20DRD_IPCLKPORT_ACLK_PHYCTRL_20,
+ CLK_CON_USB20DRD_IPCLKPORT_BUS_CLK_EARLY,
+ CLK_CON_XHB_AHBBR_IPCLKPORT_CLK,
+ CLK_CON_XHB_USB_IPCLKPORT_CLK,
+ CLK_CON_BUS_P_FSYS_IPCLKPORT_QSPICLK,
+ CLK_CON_DMYQCH_CON_EQOS_TOP_QCH,
+ CLK_CON_DMYQCH_CON_MMC0_QCH,
+ CLK_CON_DMYQCH_CON_MMC1_QCH,
+ CLK_CON_DMYQCH_CON_PCIE_TOP_QCH,
+ CLK_CON_DMYQCH_CON_PCIE_TOP_QCH_REF,
+ CLK_CON_DMYQCH_CON_QSPI_QCH,
+ CLK_CON_DMYQCH_CON_SFMC_QCH,
+};
+
+static const struct samsung_pll_clock cmu_fsys_pll_clks[] __initconst = {
+ PLL(pll_1017x, CLK_FOUT_FSYS_PLL, "fout_pll_fsys", "fin_pll",
+ PLL_LOCKTIME_PLL_FSYS, PLL_CON0_PLL_FSYS, NULL),
+};
+
+PNAME(mout_fsys_scan0_user_p) = { "fin_pll", "dout_clkcmu_fsys_scan0" };
+PNAME(mout_fsys_scan1_user_p) = { "fin_pll", "dout_clkcmu_fsys_scan1" };
+PNAME(mout_fsys_bus_user_p) = { "fin_pll", "dout_clkcmu_fsys_bus" };
+PNAME(mout_fsys_mmc_user_p) = { "fin_pll", "dout_clkcmu_fsys_ip" };
+PNAME(mout_fsys_pll_fsys_p) = { "fin_pll", "fout_pll_fsys" };
+
+static const struct samsung_mux_clock cmu_fsys_mux_clks[] __initconst = {
+ MUX(0, "mout_clk_pll_fsys", mout_fsys_pll_fsys_p, PLL_CON0_PLL_FSYS, 4, 1),
+ MUX(CLK_MOUT_FSYS_SCAN0_USER, "mout_fsys_scan0_user",
+ mout_fsys_scan0_user_p, PLL_CON0_MUX_CLK_FSYS_SCAN0_USER, 4, 1),
+ MUX(CLK_MOUT_FSYS_SCAN1_USER, "mout_fsys_scan1_user",
+ mout_fsys_scan1_user_p, PLL_CON0_MUX_CLK_FSYS_SCAN1_USER, 4, 1),
+ MUX(CLK_MOUT_FSYS_BUS_USER, "mout_fsys_bus_user",
+ mout_fsys_bus_user_p, PLL_CON0_MUX_CLK_FSYS_BUS_USER, 4, 1),
+ MUX(CLK_MOUT_FSYS_MMC_USER, "mout_fsys_mmc_user",
+ mout_fsys_mmc_user_p, PLL_CON0_MUX_CLK_FSYS_MMC_USER, 4, 1),
+};
+
+static const struct samsung_div_clock cmu_fsys_div_clks[] __initconst = {
+ DIV(CLK_DOUT_FSYS_PCIE_PIPE, "dout_fsys_pcie_pipe", "mout_clk_pll_fsys",
+ CLK_CON_DIV_SCAN_CLK_FSYS_PCIE_PIPE, 0, 4),
+ DIV(CLK_DOUT_FSYS_ADC, "dout_fsys_adc", "mout_clk_pll_fsys",
+ CLK_CON_DIV_CLK_FSYS_ADC, 0, 7),
+ DIV(CLK_DOUT_FSYS_PCIE_PHY_REFCLK_SYSPLL, "dout_fsys_pcie_phy_refclk_syspll",
+ "mout_clk_pll_fsys", CLK_CON_DIV_CLK_FSYS_PCIE_PHY_REFCLK_SYSPLL, 0, 8),
+ DIV(CLK_DOUT_FSYS_QSPI, "dout_fsys_qspi", "mout_fsys_mmc_user",
+ CLK_CON_DIV_CLK_FSYS_QSPI, 0, 4),
+ DIV(CLK_DOUT_FSYS_EQOS_INT125, "dout_fsys_eqos_int125", "mout_clk_pll_fsys",
+ CLK_CON_DIV_CLK_FSYS_EQOS_INT125, 0, 4),
+ DIV(CLK_DOUT_FSYS_OTP_MEM, "dout_fsys_otp_mem", "fin_pll",
+ CLK_CON_DIV_CLK_FSYS_OTP_MEM, 0, 9),
+ DIV(CLK_DOUT_FSYS_SCLK_UART, "dout_fsys_sclk_uart", "mout_clk_pll_fsys",
+ CLK_CON_DIV_CLK_FSYS_SCLK_UART, 0, 10),
+ DIV(CLK_DOUT_FSYS_SFMC_NAND, "dout_fsys_sfmc_nand", "mout_fsys_mmc_user",
+ CLK_CON_DIV_CLK_FSYS_SFMC_NAND, 0, 4),
+ DIV(CLK_DOUT_SCAN_CLK_FSYS_125, "dout_scan_clk_fsys_125", "mout_clk_pll_fsys",
+ CLK_CON_DIV_SCAN_CLK_FSYS_125, 0, 4),
+ DIV(CLK_DOUT_FSYS_SCAN_CLK_MMC, "dout_scan_clk_fsys_mmc", "fout_pll_fsys",
+ CLK_CON_DIV_SCAN_CLK_FSYS_MMC, 0, 4),
+ DIV(CLK_DOUT_FSYS_EQOS_25, "dout_fsys_eqos_25", "dout_fsys_eqos_int125",
+ CLK_CON_DIV_CLK_FSYS_EQOS_25, 0, 4),
+ DIV_F(CLK_DOUT_FSYS_EQOS_2p5, "dout_fsys_eqos_2p5", "dout_fsys_eqos_25",
+ CLK_CON_DIV_CLK_FSYS_EQOS_2P5, 0, 4, CLK_SET_RATE_PARENT, 0),
+ DIV(0, "dout_fsys_eqos_500", "mout_clk_pll_fsys",
+ CLK_CON_DIV_CLK_FSYS_EQOS_500, 0, 4),
+ DIV(CLK_DOUT_FSYS_BUS300, "dout_fsys_bus300", "mout_fsys_bus_user",
+ CLK_CON_DIV_CLK_FSYS_BUS300, 0, 4),
+ DIV(CLK_DOUT_FSYS_BUS_QSPI, "dout_fsys_bus_qspi", "mout_fsys_mmc_user",
+ CLK_CON_DIV_CLK_FSYS_BUS_QSPI, 0, 4),
+ DIV(CLK_DOUT_FSYS_MMC_CARD0, "dout_fsys_mmc_card0", "mout_fsys_mmc_user",
+ CLK_CON_DIV_CLK_FSYS_MMC_CARD0, 0, 10),
+ DIV(CLK_DOUT_FSYS_MMC_CARD1, "dout_fsys_mmc_card1", "mout_fsys_mmc_user",
+ CLK_CON_DIV_CLK_FSYS_MMC_CARD1, 0, 10),
+};
+
+static const struct samsung_gate_clock cmu_fsys_gate_clks[] __initconst = {
+ GATE(CLK_GOUT_FSYS_PCIE_PHY_REFCLK_IN, "pcie_sub_ctrl_inst_0_phy_refclk_in",
+ "dout_fsys_pcie_phy_refclk_syspll", CLK_CON_DMYQCH_CON_PCIE_TOP_QCH_REF, 1,
+ CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_EQOS_TOP_IPCLKPORT_I_RGMII_TXCLK_2P5,
+ "eqos_top_ipclkport_i_rgmii_txclk_2p5",
+ "dout_fsys_eqos_2p5", CLK_CON_DMYQCH_CON_EQOS_TOP_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_EQOS_TOP_IPCLKPORT_ACLK_I, "eqos_top_ipclkport_aclk_i",
+ "dout_fsys_bus300", CLK_CON_DMYQCH_CON_EQOS_TOP_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_EQOS_TOP_IPCLKPORT_CLK_CSR_I, "eqos_top_ipclkport_clk_csr_i",
+ "dout_fsys_bus300", CLK_CON_DMYQCH_CON_EQOS_TOP_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_PIPE_PAL_INST_0_I_APB_PCLK, "pipe_pal_inst_0_i_apb_pclk",
+ "dout_fsys_bus300", CLK_CON_DMYQCH_CON_PCIE_TOP_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_QSPI_IPCLKPORT_HCLK, "qspi_ipclkport_hclk",
+ "dout_fsys_bus_qspi", CLK_CON_DMYQCH_CON_QSPI_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_QSPI_IPCLKPORT_SSI_CLK, "qspi_ipclkport_ssi_clk",
+ "dout_fsys_qspi", CLK_CON_DMYQCH_CON_QSPI_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_MMC0_IPCLKPORT_SDCLKIN, "mmc0_ipclkport_sdclkin",
+ "dout_fsys_mmc_card0", CLK_CON_DMYQCH_CON_MMC0_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_MMC1_IPCLKPORT_SDCLKIN, "mmc1_ipclkport_sdclkin",
+ "dout_fsys_mmc_card1", CLK_CON_DMYQCH_CON_MMC1_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_SFMC_IPCLKPORT_I_ACLK_NAND, "sfmc_ipclkport_i_aclk_nand",
+ "dout_fsys_sfmc_nand", CLK_CON_DMYQCH_CON_SFMC_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_FSYS_UART0_SCLK_UART, "uart0_sclk", "dout_fsys_sclk_uart",
+ CLK_CON_FSYS_UART0_IPCLKPORT_I_SCLK_UART, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_DWC_PCIE_CTL_INST_0_MSTR_ACLK_UG, "dwc_pcie_ctl_inst_0_mstr_aclk_ug",
+ "mout_fsys_bus_user", CLK_CON_DWC_PCIE_CTL_INST_0_MSTR_ACLK_UG, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_DWC_PCIE_CTL_INXT_0_SLV_ACLK_UG, "dwc_pcie_ctl_inst_0_slv_aclk_ug",
+ "mout_fsys_bus_user", CLK_CON_DWC_PCIE_CTL_INST_0_SLV_ACLK_UG, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_I2C0_IPCLKPORT_I_PCLK, "fsys_i2c0_ipclkport_i_pclk", "dout_fsys_bus300",
+ CLK_CON_FSYS_I2C0_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_I2C1_IPCLKPORT_I_PCLK, "fsys_i2c1_ipclkport_i_pclk", "dout_fsys_bus300",
+ CLK_CON_FSYS_I2C1_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_UART0_PCLK, "uart0_pclk", "dout_fsys_bus300",
+ CLK_CON_FSYS_UART0_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_MMC0_IPCLKPORT_I_ACLK, "mmc0_ipclkport_i_aclk", "dout_fsys_bus300",
+ CLK_CON_MMC0_IPCLKPORT_I_ACLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_MMC1_IPCLKPORT_I_ACLK, "mmc1_ipclkport_i_aclk", "dout_fsys_bus300",
+ CLK_CON_MMC1_IPCLKPORT_I_ACLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_DWC_PCIE_CTL_INST_0_DBI_ACLK_UG, "dwc_pcie_ctl_inst_0_dbi_aclk_ug",
+ "dout_fsys_bus300", CLK_CON_DWC_PCIE_CTL_INST_0_DBI_ACLK_UG, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_PWM_IPCLKPORT_I_PCLK_S0, "pwm_ipclkport_i_pclk_s0", "dout_fsys_bus300",
+ CLK_CON_PWM_IPCLKPORT_I_PCLK_S0, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_USB20DRD_IPCLKPORT_ACLK_PHYCTRL_20, "usb20drd_ipclkport_aclk_phyctrl_20",
+ "dout_fsys_bus300", CLK_CON_USB20DRD_IPCLKPORT_ACLK_PHYCTRL_20, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_USB20DRD_IPCLKPORT_BUS_CLK_EARLY, "usb20drd_ipclkport_bus_clk_early",
+ "dout_fsys_bus300", CLK_CON_USB20DRD_IPCLKPORT_BUS_CLK_EARLY, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_XHB_AHBBR_IPCLKPORT_CLK, "xhb_ahbbr_ipclkport_clk", "dout_fsys_bus300",
+ CLK_CON_XHB_AHBBR_IPCLKPORT_CLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_XHB_USB_IPCLKPORT_CLK, "xhb_usb_ipclkport_clk", "dout_fsys_bus300",
+ CLK_CON_XHB_USB_IPCLKPORT_CLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_FSYS_BUS_QSPI, "bus_p_fsys_ipclkport_qspiclk", "dout_fsys_bus_qspi",
+ CLK_CON_BUS_P_FSYS_IPCLKPORT_QSPICLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+};
+
+static const struct samsung_cmu_info cmu_fsys_info __initconst = {
+ .pll_clks = cmu_fsys_pll_clks,
+ .nr_pll_clks = ARRAY_SIZE(cmu_fsys_pll_clks),
+ .mux_clks = cmu_fsys_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(cmu_fsys_mux_clks),
+ .div_clks = cmu_fsys_div_clks,
+ .nr_div_clks = ARRAY_SIZE(cmu_fsys_div_clks),
+ .gate_clks = cmu_fsys_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(cmu_fsys_gate_clks),
+ .nr_clk_ids = CMU_FSYS_NR_CLK,
+ .clk_regs = cmu_fsys_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(cmu_fsys_clk_regs),
+};
+
+/* Register Offset definitions for CMU_IMEM (0x10010000) */
+#define PLL_CON0_MUX_CLK_IMEM_ACLK_USER 0x0100
+#define PLL_CON0_MUX_CLK_IMEM_JPEG_USER 0x0120
+#define CLK_CON_MUX_CLK_IMEM_GIC_CA53 0x1000
+#define CLK_CON_MUX_CLK_IMEM_GIC_CA5 0x1008
+#define CLK_CON_MCT_IPCLKPORT_PCLK 0x2038
+#define CLK_CON_SFRIF_TMU_IMEM_IPCLKPORT_PCLK 0x2044
+
+static const unsigned long cmu_imem_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLK_IMEM_ACLK_USER,
+ PLL_CON0_MUX_CLK_IMEM_JPEG_USER,
+ CLK_CON_MUX_CLK_IMEM_GIC_CA53,
+ CLK_CON_MUX_CLK_IMEM_GIC_CA5,
+ CLK_CON_MCT_IPCLKPORT_PCLK,
+ CLK_CON_SFRIF_TMU_IMEM_IPCLKPORT_PCLK,
+};
+
+PNAME(mout_imem_aclk_user_p) = { "fin_pll", "dout_clkcmu_imem_aclk" };
+PNAME(mout_imem_gic_ca53_p) = { "mout_imem_aclk_user", "fin_pll" };
+PNAME(mout_imem_gic_ca5_p) = { "mout_imem_aclk_user", "fin_pll" };
+PNAME(mout_imem_jpeg_user_p) = { "fin_pll", "dout_clkcmu_imem_jpeg" };
+
+static const struct samsung_mux_clock cmu_imem_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_IMEM_ACLK_USER, "mout_imem_aclk_user",
+ mout_imem_aclk_user_p, PLL_CON0_MUX_CLK_IMEM_ACLK_USER, 4, 1),
+ MUX(CLK_MOUT_IMEM_GIC_CA53, "mout_imem_gic_ca53",
+ mout_imem_gic_ca53_p, CLK_CON_MUX_CLK_IMEM_GIC_CA53, 0, 1),
+ MUX(CLK_MOUT_IMEM_GIC_CA5, "mout_imem_gic_ca5",
+ mout_imem_gic_ca5_p, CLK_CON_MUX_CLK_IMEM_GIC_CA5, 0, 1),
+ MUX(CLK_MOUT_IMEM_JPEG_USER, "mout_imem_jpeg_user",
+ mout_imem_jpeg_user_p, PLL_CON0_MUX_CLK_IMEM_JPEG_USER, 4, 1),
+};
+
+static const struct samsung_gate_clock cmu_imem_gate_clks[] __initconst = {
+ GATE(CLK_GOUT_IMEM_MCT_PCLK, "mct_pclk", "mout_imem_aclk_user",
+ CLK_CON_MCT_IPCLKPORT_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_IMEM_PCLK_TMU0_APBIF, "sfrif_tmu_imem_ipclkport_pclk", "mout_imem_aclk_user",
+ CLK_CON_SFRIF_TMU_IMEM_IPCLKPORT_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+};
+
+static const struct samsung_cmu_info cmu_imem_info __initconst = {
+ .mux_clks = cmu_imem_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(cmu_imem_mux_clks),
+ .gate_clks = cmu_imem_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(cmu_imem_gate_clks),
+ .nr_clk_ids = CMU_IMEM_NR_CLK,
+ .clk_regs = cmu_imem_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(cmu_imem_clk_regs),
+};
+
+static void __init artpec8_clk_cmu_imem_init(struct device_node *np)
+{
+ samsung_cmu_register_one(np, &cmu_imem_info);
+}
+
+CLK_OF_DECLARE(artpec8_clk_cmu_imem, "axis,artpec8-cmu-imem", artpec8_clk_cmu_imem_init);
+
+/* Register Offset definitions for CMU_PERI (0x16410000) */
+#define PLL_CON0_MUX_CLK_PERI_AUDIO_USER 0x0100
+#define PLL_CON0_MUX_CLK_PERI_DISP_USER 0x0120
+#define PLL_CON0_MUX_CLK_PERI_IP_USER 0x0140
+#define CLK_CON_MUX_CLK_PERI_I2S0 0x1000
+#define CLK_CON_MUX_CLK_PERI_I2S1 0x1004
+#define CLK_CON_DIV_CLK_PERI_DSIM 0x1800
+#define CLK_CON_DIV_CLK_PERI_I2S0 0x1804
+#define CLK_CON_DIV_CLK_PERI_I2S1 0x1808
+#define CLK_CON_DIV_CLK_PERI_PCLK 0x180c
+#define CLK_CON_DIV_CLK_PERI_SPI 0x1810
+#define CLK_CON_DIV_CLK_PERI_UART1 0x1814
+#define CLK_CON_DIV_CLK_PERI_UART2 0x1818
+#define CLK_CON_APB_ASYNC_DSIM_IPCLKPORT_PCLKS 0x2004
+#define CLK_CON_PERI_I2C2_IPCLKPORT_I_PCLK 0x2030
+#define CLK_CON_PERI_I2C3_IPCLKPORT_I_PCLK 0x2034
+#define CLK_CON_PERI_SPI0_IPCLKPORT_I_PCLK 0x2048
+#define CLK_CON_PERI_SPI0_IPCLKPORT_I_SCLK_SPI 0x204c
+#define CLK_CON_PERI_UART1_IPCLKPORT_I_PCLK 0x2050
+#define CLK_CON_PERI_UART1_IPCLKPORT_I_SCLK_UART 0x2054
+#define CLK_CON_PERI_UART2_IPCLKPORT_I_PCLK 0x2058
+#define CLK_CON_PERI_UART2_IPCLKPORT_I_SCLK_UART 0x205c
+#define CLK_CON_DMYQCH_CON_AUDIO_OUT_QCH 0x3000
+#define CLK_CON_DMYQCH_CON_DMA4DSIM_QCH 0x3004
+#define CLK_CON_DMYQCH_CON_PERI_I2SSC0_QCH 0x3008
+#define CLK_CON_DMYQCH_CON_PERI_I2SSC1_QCH 0x300c
+
+static const unsigned long cmu_peri_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLK_PERI_AUDIO_USER,
+ PLL_CON0_MUX_CLK_PERI_DISP_USER,
+ PLL_CON0_MUX_CLK_PERI_IP_USER,
+ CLK_CON_MUX_CLK_PERI_I2S0,
+ CLK_CON_MUX_CLK_PERI_I2S1,
+ CLK_CON_DIV_CLK_PERI_DSIM,
+ CLK_CON_DIV_CLK_PERI_I2S0,
+ CLK_CON_DIV_CLK_PERI_I2S1,
+ CLK_CON_DIV_CLK_PERI_PCLK,
+ CLK_CON_DIV_CLK_PERI_SPI,
+ CLK_CON_DIV_CLK_PERI_UART1,
+ CLK_CON_DIV_CLK_PERI_UART2,
+ CLK_CON_APB_ASYNC_DSIM_IPCLKPORT_PCLKS,
+ CLK_CON_PERI_I2C2_IPCLKPORT_I_PCLK,
+ CLK_CON_PERI_I2C3_IPCLKPORT_I_PCLK,
+ CLK_CON_PERI_SPI0_IPCLKPORT_I_PCLK,
+ CLK_CON_PERI_SPI0_IPCLKPORT_I_SCLK_SPI,
+ CLK_CON_PERI_UART1_IPCLKPORT_I_PCLK,
+ CLK_CON_PERI_UART1_IPCLKPORT_I_SCLK_UART,
+ CLK_CON_PERI_UART2_IPCLKPORT_I_PCLK,
+ CLK_CON_PERI_UART2_IPCLKPORT_I_SCLK_UART,
+ CLK_CON_DMYQCH_CON_AUDIO_OUT_QCH,
+ CLK_CON_DMYQCH_CON_DMA4DSIM_QCH,
+ CLK_CON_DMYQCH_CON_PERI_I2SSC0_QCH,
+ CLK_CON_DMYQCH_CON_PERI_I2SSC1_QCH,
+};
+
+static const struct samsung_fixed_rate_clock peri_fixed_clks[] __initconst = {
+ FRATE(0, "clk_peri_audio", NULL, 0, 100000000),
+};
+
+PNAME(mout_peri_ip_user_p) = { "fin_pll", "dout_clkcmu_peri_ip" };
+PNAME(mout_peri_audio_user_p) = { "fin_pll", "dout_clkcmu_peri_audio" };
+PNAME(mout_peri_disp_user_p) = { "fin_pll", "dout_clkcmu_peri_disp" };
+PNAME(mout_peri_i2s0_p) = { "dout_peri_i2s0", "clk_peri_audio" };
+PNAME(mout_peri_i2s1_p) = { "dout_peri_i2s1", "clk_peri_audio" };
+
+static const struct samsung_mux_clock cmu_peri_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_PERI_IP_USER, "mout_peri_ip_user", mout_peri_ip_user_p,
+ PLL_CON0_MUX_CLK_PERI_IP_USER, 4, 1),
+ MUX(CLK_MOUT_PERI_AUDIO_USER, "mout_peri_audio_user",
+ mout_peri_audio_user_p, PLL_CON0_MUX_CLK_PERI_AUDIO_USER, 4, 1),
+ MUX(CLK_MOUT_PERI_DISP_USER, "mout_peri_disp_user", mout_peri_disp_user_p,
+ PLL_CON0_MUX_CLK_PERI_DISP_USER, 4, 1),
+ MUX(CLK_MOUT_PERI_I2S0, "mout_peri_i2s0", mout_peri_i2s0_p,
+ CLK_CON_MUX_CLK_PERI_I2S0, 0, 1),
+ MUX(CLK_MOUT_PERI_I2S1, "mout_peri_i2s1", mout_peri_i2s1_p,
+ CLK_CON_MUX_CLK_PERI_I2S1, 0, 1),
+};
+
+static const struct samsung_div_clock cmu_peri_div_clks[] __initconst = {
+ DIV(CLK_DOUT_PERI_SPI, "dout_peri_spi", "mout_peri_ip_user",
+ CLK_CON_DIV_CLK_PERI_SPI, 0, 10),
+ DIV(CLK_DOUT_PERI_UART1, "dout_peri_uart1", "mout_peri_ip_user",
+ CLK_CON_DIV_CLK_PERI_UART1, 0, 10),
+ DIV(CLK_DOUT_PERI_UART2, "dout_peri_uart2", "mout_peri_ip_user",
+ CLK_CON_DIV_CLK_PERI_UART2, 0, 10),
+ DIV(CLK_DOUT_PERI_PCLK, "dout_peri_pclk", "mout_peri_ip_user",
+ CLK_CON_DIV_CLK_PERI_PCLK, 0, 4),
+ DIV(CLK_DOUT_PERI_I2S0, "dout_peri_i2s0", "mout_peri_audio_user",
+ CLK_CON_DIV_CLK_PERI_I2S0, 0, 4),
+ DIV(CLK_DOUT_PERI_I2S1, "dout_peri_i2s1", "mout_peri_audio_user",
+ CLK_CON_DIV_CLK_PERI_I2S1, 0, 4),
+ DIV(CLK_DOUT_PERI_DSIM, "dout_peri_dsim", "mout_peri_disp_user",
+ CLK_CON_DIV_CLK_PERI_DSIM, 0, 4),
+};
+
+static const struct samsung_gate_clock cmu_peri_gate_clks[] __initconst = {
+ GATE(CLK_GOUT_PERI_DMA4DSIM_IPCLKPORT_CLK_APB_CLK, "dma4dsim_ipclkport_clk_apb_clk",
+ "dout_peri_pclk", CLK_CON_DMYQCH_CON_DMA4DSIM_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_PERI_I2SSC0_IPCLKPORT_CLK_HST, "i2ssc0_ipclkport_clk_hst", "dout_peri_pclk",
+ CLK_CON_DMYQCH_CON_PERI_I2SSC0_QCH, 1, CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0),
+ GATE(CLK_GOUT_PERI_I2SSC1_IPCLKPORT_CLK_HST, "i2ssc1_ipclkport_clk_hst", "dout_peri_pclk",
+ CLK_CON_DMYQCH_CON_PERI_I2SSC1_QCH, 1, CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0),
+ GATE(CLK_GOUT_PERI_AUDIO_OUT_IPCLKPORT_CLK, "audio_out_ipclkport_clk",
+ "mout_peri_audio_user", CLK_CON_DMYQCH_CON_AUDIO_OUT_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_PERI_I2SSC0_IPCLKPORT_CLK, "peri_i2ssc0_ipclkport_clk", "mout_peri_i2s0",
+ CLK_CON_DMYQCH_CON_PERI_I2SSC0_QCH, 1, CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0),
+ GATE(CLK_GOUT_PERI_I2SSC1_IPCLKPORT_CLK, "peri_i2ssc1_ipclkport_clk", "mout_peri_i2s1",
+ CLK_CON_DMYQCH_CON_PERI_I2SSC1_QCH, 1, CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0),
+ GATE(CLK_GOUT_PERI_DMA4DSIM_IPCLKPORT_CLK_AXI_CLK, "dma4dsim_ipclkport_clk_axi_clk",
+ "mout_peri_disp_user", CLK_CON_DMYQCH_CON_DMA4DSIM_QCH, 1, CLK_SET_RATE_PARENT, 0),
+ GATE(CLK_GOUT_PERI_SPI0_SCLK_SPI, "peri_spi0_ipclkport_i_sclk_spi", "dout_peri_spi",
+ CLK_CON_PERI_SPI0_IPCLKPORT_I_SCLK_SPI, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_UART1_SCLK_UART, "uart1_sclk", "dout_peri_uart1",
+ CLK_CON_PERI_UART1_IPCLKPORT_I_SCLK_UART, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_UART2_SCLK_UART, "uart2_sclk", "dout_peri_uart2",
+ CLK_CON_PERI_UART2_IPCLKPORT_I_SCLK_UART, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_APB_ASYNC_DSIM_IPCLKPORT_PCLKS, "apb_async_dsim_ipclkport_pclks",
+ "dout_peri_pclk", CLK_CON_APB_ASYNC_DSIM_IPCLKPORT_PCLKS, 21,
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_I2C2_IPCLKPORT_I_PCLK, "peri_i2c2_ipclkport_i_pclk", "dout_peri_pclk",
+ CLK_CON_PERI_I2C2_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_I2C3_IPCLKPORT_I_PCLK, "peri_i2c3_ipclkport_i_pclk", "dout_peri_pclk",
+ CLK_CON_PERI_I2C3_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_SPI0_PCLK, "peri_spi0_ipclkport_i_pclk", "dout_peri_pclk",
+ CLK_CON_PERI_SPI0_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_UART1_PCLK, "uart1_pclk", "dout_peri_pclk",
+ CLK_CON_PERI_UART1_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERI_UART2_PCLK, "uart2_pclk", "dout_peri_pclk",
+ CLK_CON_PERI_UART2_IPCLKPORT_I_PCLK, 21, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, 0),
+};
+
+static const struct samsung_cmu_info cmu_peri_info __initconst = {
+ .mux_clks = cmu_peri_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(cmu_peri_mux_clks),
+ .div_clks = cmu_peri_div_clks,
+ .nr_div_clks = ARRAY_SIZE(cmu_peri_div_clks),
+ .gate_clks = cmu_peri_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(cmu_peri_gate_clks),
+ .fixed_clks = peri_fixed_clks,
+ .nr_fixed_clks = ARRAY_SIZE(peri_fixed_clks),
+ .nr_clk_ids = CMU_PERI_NR_CLK,
+ .clk_regs = cmu_peri_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(cmu_peri_clk_regs),
+};
+
+/**
+ * artpec8_cmu_probe - Probe function for ARTPEC platform clocks
+ * @pdev: Pointer to platform device
+ *
+ * Configure clock hierarchy for clock domains of ARTPEC platform
+ */
+static int __init artpec8_cmu_probe(struct platform_device *pdev)
+{
+ const struct samsung_cmu_info *info;
+ struct device *dev = &pdev->dev;
+
+ info = of_device_get_match_data(dev);
+ exynos_arm64_register_cmu(dev, dev->of_node, info);
+
+ return 0;
+}
+
+static const struct of_device_id artpec8_cmu_of_match[] = {
+ {
+ .compatible = "axis,artpec8-cmu-cmu",
+ .data = &cmu_cmu_info,
+ }, {
+ .compatible = "axis,artpec8-cmu-bus",
+ .data = &cmu_bus_info,
+ }, {
+ .compatible = "axis,artpec8-cmu-core",
+ .data = &cmu_core_info,
+ }, {
+ .compatible = "axis,artpec8-cmu-cpucl",
+ .data = &cmu_cpucl_info,
+ }, {
+ .compatible = "axis,artpec8-cmu-fsys",
+ .data = &cmu_fsys_info,
+ }, {
+ .compatible = "axis,artpec8-cmu-peri",
+ .data = &cmu_peri_info,
+ }, {
+ },
+};
+
+static struct platform_driver artpec8_cmu_driver __refdata = {
+ .driver = {
+ .name = "artpec8-cmu",
+ .of_match_table = artpec8_cmu_of_match,
+ .suppress_bind_attrs = true,
+ },
+ .probe = artpec8_cmu_probe,
+};
+
+static int __init artpec8_cmu_init(void)
+{
+ return platform_driver_register(&artpec8_cmu_driver);
+}
+core_initcall(artpec8_cmu_init);
diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c
index 4e1ebd8a30b1..300f8d5d3c48 100644
--- a/drivers/clk/samsung/clk-cpu.c
+++ b/drivers/clk/samsung/clk-cpu.c
@@ -567,12 +567,14 @@ static int exynos850_cpuclk_post_rate_change(struct clk_notifier_data *ndata,
/* -------------------------------------------------------------------------- */
/* Common round rate callback usable for all types of CPU clocks */
-static long exynos_cpuclk_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int exynos_cpuclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_hw *parent = clk_hw_get_parent(hw);
- *prate = clk_hw_round_rate(parent, drate);
- return *prate;
+ req->best_parent_rate = clk_hw_round_rate(parent, req->rate);
+ req->rate = req->best_parent_rate;
+
+ return 0;
}
/* Common recalc rate callback usable for all types of CPU clocks */
@@ -591,7 +593,7 @@ static unsigned long exynos_cpuclk_recalc_rate(struct clk_hw *hw,
static const struct clk_ops exynos_cpuclk_clk_ops = {
.recalc_rate = exynos_cpuclk_recalc_rate,
- .round_rate = exynos_cpuclk_round_rate,
+ .determine_rate = exynos_cpuclk_determine_rate,
};
/*
diff --git a/drivers/clk/samsung/clk-exynos-clkout.c b/drivers/clk/samsung/clk-exynos-clkout.c
index 5f1a4f5e2e59..5b21025338bd 100644
--- a/drivers/clk/samsung/clk-exynos-clkout.c
+++ b/drivers/clk/samsung/clk-exynos-clkout.c
@@ -175,6 +175,7 @@ static int exynos_clkout_probe(struct platform_device *pdev)
clkout->mux.shift = EXYNOS_CLKOUT_MUX_SHIFT;
clkout->mux.lock = &clkout->slock;
+ clkout->data.num = EXYNOS_CLKOUT_NR_CLKS;
clkout->data.hws[0] = clk_hw_register_composite(NULL, "clkout",
parent_names, parent_count, &clkout->mux.hw,
&clk_mux_ops, NULL, NULL, &clkout->gate.hw,
@@ -185,7 +186,6 @@ static int exynos_clkout_probe(struct platform_device *pdev)
goto err_unmap;
}
- clkout->data.num = EXYNOS_CLKOUT_NR_CLKS;
ret = of_clk_add_hw_provider(clkout->np, of_clk_hw_onecell_get, &clkout->data);
if (ret)
goto err_clk_unreg;
diff --git a/drivers/clk/samsung/clk-exynos990.c b/drivers/clk/samsung/clk-exynos990.c
index 8d3f193d2b4d..6277dd557fab 100644
--- a/drivers/clk/samsung/clk-exynos990.c
+++ b/drivers/clk/samsung/clk-exynos990.c
@@ -17,8 +17,10 @@
#include "clk-pll.h"
/* NOTE: Must be equal to the last clock ID increased by one */
-#define CLKS_NR_TOP (CLK_GOUT_CMU_VRA_BUS + 1)
-#define CLKS_NR_HSI0 (CLK_GOUT_HSI0_XIU_D_HSI0_ACLK + 1)
+#define CLKS_NR_TOP (CLK_DOUT_CMU_CLK_CMUREF + 1)
+#define CLKS_NR_HSI0 (CLK_GOUT_HSI0_LHS_ACEL_D_HSI0_CLK + 1)
+#define CLKS_NR_PERIC0 (CLK_GOUT_PERIC0_SYSREG_PCLK + 1)
+#define CLKS_NR_PERIC1 (CLK_GOUT_PERIC1_XIU_P_ACLK + 1)
#define CLKS_NR_PERIS (CLK_GOUT_PERIS_OTP_CON_TOP_OSCCLK + 1)
/* ---- CMU_TOP ------------------------------------------------------------- */
@@ -45,6 +47,7 @@
#define PLL_CON3_PLL_SHARED3 0x024c
#define PLL_CON0_PLL_SHARED4 0x0280
#define PLL_CON3_PLL_SHARED4 0x028c
+#define CLK_CON_MUX_CLKCMU_DPU_BUS 0x1000
#define CLK_CON_MUX_MUX_CLKCMU_APM_BUS 0x1004
#define CLK_CON_MUX_MUX_CLKCMU_AUD_CPU 0x1008
#define CLK_CON_MUX_MUX_CLKCMU_BUS0_BUS 0x100c
@@ -103,6 +106,8 @@
#define CLK_CON_MUX_MUX_CLKCMU_SSP_BUS 0x10e0
#define CLK_CON_MUX_MUX_CLKCMU_TNR_BUS 0x10e4
#define CLK_CON_MUX_MUX_CLKCMU_VRA_BUS 0x10e8
+#define CLK_CON_MUX_MUX_CLK_CMU_CMUREF 0x10f0
+#define CLK_CON_MUX_MUX_CMU_CMUREF 0x10f4
#define CLK_CON_DIV_CLKCMU_APM_BUS 0x1800
#define CLK_CON_DIV_CLKCMU_AUD_CPU 0x1804
#define CLK_CON_DIV_CLKCMU_BUS0_BUS 0x1808
@@ -162,6 +167,7 @@
#define CLK_CON_DIV_CLKCMU_VRA_BUS 0x18e0
#define CLK_CON_DIV_DIV_CLKCMU_DPU 0x18e8
#define CLK_CON_DIV_DIV_CLKCMU_DPU_ALT 0x18ec
+#define CLK_CON_DIV_DIV_CLK_CMU_CMUREF 0x18f0
#define CLK_CON_DIV_PLL_SHARED0_DIV2 0x18f4
#define CLK_CON_DIV_PLL_SHARED0_DIV3 0x18f8
#define CLK_CON_DIV_PLL_SHARED0_DIV4 0x18fc
@@ -239,13 +245,21 @@ static const unsigned long top_clk_regs[] __initconst = {
PLL_LOCKTIME_PLL_SHARED2,
PLL_LOCKTIME_PLL_SHARED3,
PLL_LOCKTIME_PLL_SHARED4,
+ PLL_CON0_PLL_G3D,
PLL_CON3_PLL_G3D,
+ PLL_CON0_PLL_MMC,
PLL_CON3_PLL_MMC,
+ PLL_CON0_PLL_SHARED0,
PLL_CON3_PLL_SHARED0,
+ PLL_CON0_PLL_SHARED1,
PLL_CON3_PLL_SHARED1,
+ PLL_CON0_PLL_SHARED2,
PLL_CON3_PLL_SHARED2,
+ PLL_CON0_PLL_SHARED3,
PLL_CON3_PLL_SHARED3,
+ PLL_CON0_PLL_SHARED4,
PLL_CON3_PLL_SHARED4,
+ CLK_CON_MUX_CLKCMU_DPU_BUS,
CLK_CON_MUX_MUX_CLKCMU_APM_BUS,
CLK_CON_MUX_MUX_CLKCMU_AUD_CPU,
CLK_CON_MUX_MUX_CLKCMU_BUS0_BUS,
@@ -304,6 +318,8 @@ static const unsigned long top_clk_regs[] __initconst = {
CLK_CON_MUX_MUX_CLKCMU_SSP_BUS,
CLK_CON_MUX_MUX_CLKCMU_TNR_BUS,
CLK_CON_MUX_MUX_CLKCMU_VRA_BUS,
+ CLK_CON_MUX_MUX_CLK_CMU_CMUREF,
+ CLK_CON_MUX_MUX_CMU_CMUREF,
CLK_CON_DIV_CLKCMU_APM_BUS,
CLK_CON_DIV_CLKCMU_AUD_CPU,
CLK_CON_DIV_CLKCMU_BUS0_BUS,
@@ -363,6 +379,7 @@ static const unsigned long top_clk_regs[] __initconst = {
CLK_CON_DIV_CLKCMU_VRA_BUS,
CLK_CON_DIV_DIV_CLKCMU_DPU,
CLK_CON_DIV_DIV_CLKCMU_DPU_ALT,
+ CLK_CON_DIV_DIV_CLK_CMU_CMUREF,
CLK_CON_DIV_PLL_SHARED0_DIV2,
CLK_CON_DIV_PLL_SHARED0_DIV3,
CLK_CON_DIV_PLL_SHARED0_DIV4,
@@ -458,6 +475,8 @@ PNAME(mout_pll_shared3_p) = { "oscclk", "fout_shared3_pll" };
PNAME(mout_pll_shared4_p) = { "oscclk", "fout_shared4_pll" };
PNAME(mout_pll_mmc_p) = { "oscclk", "fout_mmc_pll" };
PNAME(mout_pll_g3d_p) = { "oscclk", "fout_g3d_pll" };
+PNAME(mout_cmu_dpu_bus_p) = { "dout_cmu_dpu",
+ "dout_cmu_dpu_alt" };
PNAME(mout_cmu_apm_bus_p) = { "dout_cmu_shared0_div2",
"dout_cmu_shared2_div2" };
PNAME(mout_cmu_aud_cpu_p) = { "dout_cmu_shared0_div2",
@@ -672,6 +691,12 @@ PNAME(mout_cmu_vra_bus_p) = { "dout_cmu_shared0_div3",
"dout_cmu_shared4_div2",
"dout_cmu_shared0_div4",
"dout_cmu_shared4_div3" };
+PNAME(mout_cmu_cmuref_p) = { "oscclk",
+ "dout_cmu_clk_cmuref" };
+PNAME(mout_cmu_clk_cmuref_p) = { "dout_cmu_shared0_div4",
+ "dout_cmu_shared1_div4",
+ "dout_cmu_shared2_div2",
+ "oscclk" };
/*
* Register name to clock name mangling strategy used in this file
@@ -689,19 +714,21 @@ PNAME(mout_cmu_vra_bus_p) = { "dout_cmu_shared0_div3",
static const struct samsung_mux_clock top_mux_clks[] __initconst = {
MUX(CLK_MOUT_PLL_SHARED0, "mout_pll_shared0", mout_pll_shared0_p,
- PLL_CON3_PLL_SHARED0, 4, 1),
+ PLL_CON0_PLL_SHARED0, 4, 1),
MUX(CLK_MOUT_PLL_SHARED1, "mout_pll_shared1", mout_pll_shared1_p,
- PLL_CON3_PLL_SHARED1, 4, 1),
+ PLL_CON0_PLL_SHARED1, 4, 1),
MUX(CLK_MOUT_PLL_SHARED2, "mout_pll_shared2", mout_pll_shared2_p,
- PLL_CON3_PLL_SHARED2, 4, 1),
+ PLL_CON0_PLL_SHARED2, 4, 1),
MUX(CLK_MOUT_PLL_SHARED3, "mout_pll_shared3", mout_pll_shared3_p,
- PLL_CON3_PLL_SHARED3, 4, 1),
+ PLL_CON0_PLL_SHARED3, 4, 1),
MUX(CLK_MOUT_PLL_SHARED4, "mout_pll_shared4", mout_pll_shared4_p,
PLL_CON0_PLL_SHARED4, 4, 1),
MUX(CLK_MOUT_PLL_MMC, "mout_pll_mmc", mout_pll_mmc_p,
PLL_CON0_PLL_MMC, 4, 1),
MUX(CLK_MOUT_PLL_G3D, "mout_pll_g3d", mout_pll_g3d_p,
PLL_CON0_PLL_G3D, 4, 1),
+ MUX(CLK_MOUT_CMU_DPU_BUS, "mout_cmu_dpu_bus",
+ mout_cmu_dpu_bus_p, CLK_CON_MUX_CLKCMU_DPU_BUS, 0, 1),
MUX(CLK_MOUT_CMU_APM_BUS, "mout_cmu_apm_bus",
mout_cmu_apm_bus_p, CLK_CON_MUX_MUX_CLKCMU_APM_BUS, 0, 1),
MUX(CLK_MOUT_CMU_AUD_CPU, "mout_cmu_aud_cpu",
@@ -759,11 +786,11 @@ static const struct samsung_mux_clock top_mux_clks[] __initconst = {
MUX(CLK_MOUT_CMU_DPU_ALT, "mout_cmu_dpu_alt",
mout_cmu_dpu_alt_p, CLK_CON_MUX_MUX_CLKCMU_DPU_ALT, 0, 2),
MUX(CLK_MOUT_CMU_DSP_BUS, "mout_cmu_dsp_bus",
- mout_cmu_dsp_bus_p, CLK_CON_MUX_MUX_CLKCMU_DSP_BUS, 0, 2),
+ mout_cmu_dsp_bus_p, CLK_CON_MUX_MUX_CLKCMU_DSP_BUS, 0, 3),
MUX(CLK_MOUT_CMU_G2D_G2D, "mout_cmu_g2d_g2d",
mout_cmu_g2d_g2d_p, CLK_CON_MUX_MUX_CLKCMU_G2D_G2D, 0, 2),
MUX(CLK_MOUT_CMU_G2D_MSCL, "mout_cmu_g2d_mscl",
- mout_cmu_g2d_mscl_p, CLK_CON_MUX_MUX_CLKCMU_G2D_MSCL, 0, 1),
+ mout_cmu_g2d_mscl_p, CLK_CON_MUX_MUX_CLKCMU_G2D_MSCL, 0, 2),
MUX(CLK_MOUT_CMU_HPM, "mout_cmu_hpm",
mout_cmu_hpm_p, CLK_CON_MUX_MUX_CLKCMU_HPM, 0, 2),
MUX(CLK_MOUT_CMU_HSI0_BUS, "mout_cmu_hsi0_bus",
@@ -775,7 +802,7 @@ static const struct samsung_mux_clock top_mux_clks[] __initconst = {
0, 2),
MUX(CLK_MOUT_CMU_HSI0_USBDP_DEBUG, "mout_cmu_hsi0_usbdp_debug",
mout_cmu_hsi0_usbdp_debug_p,
- CLK_CON_MUX_MUX_CLKCMU_HSI0_USBDP_DEBUG, 0, 2),
+ CLK_CON_MUX_MUX_CLKCMU_HSI0_USBDP_DEBUG, 0, 1),
MUX(CLK_MOUT_CMU_HSI1_BUS, "mout_cmu_hsi1_bus",
mout_cmu_hsi1_bus_p, CLK_CON_MUX_MUX_CLKCMU_HSI1_BUS, 0, 3),
MUX(CLK_MOUT_CMU_HSI1_MMC_CARD, "mout_cmu_hsi1_mmc_card",
@@ -788,7 +815,7 @@ static const struct samsung_mux_clock top_mux_clks[] __initconst = {
0, 2),
MUX(CLK_MOUT_CMU_HSI1_UFS_EMBD, "mout_cmu_hsi1_ufs_embd",
mout_cmu_hsi1_ufs_embd_p, CLK_CON_MUX_MUX_CLKCMU_HSI1_UFS_EMBD,
- 0, 1),
+ 0, 2),
MUX(CLK_MOUT_CMU_HSI2_BUS, "mout_cmu_hsi2_bus",
mout_cmu_hsi2_bus_p, CLK_CON_MUX_MUX_CLKCMU_HSI2_BUS, 0, 1),
MUX(CLK_MOUT_CMU_HSI2_PCIE, "mout_cmu_hsi2_pcie",
@@ -830,6 +857,10 @@ static const struct samsung_mux_clock top_mux_clks[] __initconst = {
mout_cmu_tnr_bus_p, CLK_CON_MUX_MUX_CLKCMU_TNR_BUS, 0, 3),
MUX(CLK_MOUT_CMU_VRA_BUS, "mout_cmu_vra_bus",
mout_cmu_vra_bus_p, CLK_CON_MUX_MUX_CLKCMU_VRA_BUS, 0, 2),
+ MUX(CLK_MOUT_CMU_CMUREF, "mout_cmu_cmuref",
+ mout_cmu_cmuref_p, CLK_CON_MUX_MUX_CMU_CMUREF, 0, 1),
+ MUX(CLK_MOUT_CMU_CLK_CMUREF, "mout_cmu_clk_cmuref",
+ mout_cmu_clk_cmuref_p, CLK_CON_MUX_MUX_CLK_CMU_CMUREF, 0, 2),
};
static const struct samsung_div_clock top_div_clks[] __initconst = {
@@ -862,7 +893,7 @@ static const struct samsung_div_clock top_div_clks[] __initconst = {
CLK_CON_DIV_PLL_SHARED4_DIV4, 0, 1),
DIV(CLK_DOUT_CMU_APM_BUS, "dout_cmu_apm_bus", "gout_cmu_apm_bus",
- CLK_CON_DIV_CLKCMU_APM_BUS, 0, 3),
+ CLK_CON_DIV_CLKCMU_APM_BUS, 0, 2),
DIV(CLK_DOUT_CMU_AUD_CPU, "dout_cmu_aud_cpu", "gout_cmu_aud_cpu",
CLK_CON_DIV_CLKCMU_AUD_CPU, 0, 3),
DIV(CLK_DOUT_CMU_BUS0_BUS, "dout_cmu_bus0_bus", "gout_cmu_bus0_bus",
@@ -887,9 +918,9 @@ static const struct samsung_div_clock top_div_clks[] __initconst = {
CLK_CON_DIV_CLKCMU_CMU_BOOST, 0, 2),
DIV(CLK_DOUT_CMU_CORE_BUS, "dout_cmu_core_bus", "gout_cmu_core_bus",
CLK_CON_DIV_CLKCMU_CORE_BUS, 0, 4),
- DIV(CLK_DOUT_CMU_CPUCL0_DBG_BUS, "dout_cmu_cpucl0_debug",
+ DIV(CLK_DOUT_CMU_CPUCL0_DBG_BUS, "dout_cmu_cpucl0_dbg_bus",
"gout_cmu_cpucl0_dbg_bus", CLK_CON_DIV_CLKCMU_CPUCL0_DBG_BUS,
- 0, 3),
+ 0, 4),
DIV(CLK_DOUT_CMU_CPUCL0_SWITCH, "dout_cmu_cpucl0_switch",
"gout_cmu_cpucl0_switch", CLK_CON_DIV_CLKCMU_CPUCL0_SWITCH, 0, 3),
DIV(CLK_DOUT_CMU_CPUCL1_SWITCH, "dout_cmu_cpucl1_switch",
@@ -924,16 +955,11 @@ static const struct samsung_div_clock top_div_clks[] __initconst = {
CLK_CON_DIV_CLKCMU_HSI0_DPGTC, 0, 3),
DIV(CLK_DOUT_CMU_HSI0_USB31DRD, "dout_cmu_hsi0_usb31drd",
"gout_cmu_hsi0_usb31drd", CLK_CON_DIV_CLKCMU_HSI0_USB31DRD, 0, 4),
- DIV(CLK_DOUT_CMU_HSI0_USBDP_DEBUG, "dout_cmu_hsi0_usbdp_debug",
- "gout_cmu_hsi0_usbdp_debug", CLK_CON_DIV_CLKCMU_HSI0_USBDP_DEBUG,
- 0, 4),
DIV(CLK_DOUT_CMU_HSI1_BUS, "dout_cmu_hsi1_bus", "gout_cmu_hsi1_bus",
CLK_CON_DIV_CLKCMU_HSI1_BUS, 0, 3),
DIV(CLK_DOUT_CMU_HSI1_MMC_CARD, "dout_cmu_hsi1_mmc_card",
"gout_cmu_hsi1_mmc_card", CLK_CON_DIV_CLKCMU_HSI1_MMC_CARD,
0, 9),
- DIV(CLK_DOUT_CMU_HSI1_PCIE, "dout_cmu_hsi1_pcie", "gout_cmu_hsi1_pcie",
- CLK_CON_DIV_CLKCMU_HSI1_PCIE, 0, 7),
DIV(CLK_DOUT_CMU_HSI1_UFS_CARD, "dout_cmu_hsi1_ufs_card",
"gout_cmu_hsi1_ufs_card", CLK_CON_DIV_CLKCMU_HSI1_UFS_CARD,
0, 3),
@@ -942,8 +968,6 @@ static const struct samsung_div_clock top_div_clks[] __initconst = {
0, 3),
DIV(CLK_DOUT_CMU_HSI2_BUS, "dout_cmu_hsi2_bus", "gout_cmu_hsi2_bus",
CLK_CON_DIV_CLKCMU_HSI2_BUS, 0, 4),
- DIV(CLK_DOUT_CMU_HSI2_PCIE, "dout_cmu_hsi2_pcie", "gout_cmu_hsi2_pcie",
- CLK_CON_DIV_CLKCMU_HSI2_PCIE, 0, 7),
DIV(CLK_DOUT_CMU_IPP_BUS, "dout_cmu_ipp_bus", "gout_cmu_ipp_bus",
CLK_CON_DIV_CLKCMU_IPP_BUS, 0, 4),
DIV(CLK_DOUT_CMU_ITP_BUS, "dout_cmu_itp_bus", "gout_cmu_itp_bus",
@@ -979,8 +1003,22 @@ static const struct samsung_div_clock top_div_clks[] __initconst = {
CLK_CON_DIV_CLKCMU_TNR_BUS, 0, 4),
DIV(CLK_DOUT_CMU_VRA_BUS, "dout_cmu_vra_bus", "gout_cmu_vra_bus",
CLK_CON_DIV_CLKCMU_VRA_BUS, 0, 4),
- DIV(CLK_DOUT_CMU_DPU, "dout_cmu_clkcmu_dpu", "gout_cmu_dpu",
- CLK_CON_DIV_DIV_CLKCMU_DPU, 0, 4),
+ DIV(CLK_DOUT_CMU_DPU, "dout_cmu_dpu", "gout_cmu_dpu",
+ CLK_CON_DIV_DIV_CLKCMU_DPU, 0, 3),
+ DIV(CLK_DOUT_CMU_DPU_ALT, "dout_cmu_dpu_alt", "gout_cmu_dpu_bus",
+ CLK_CON_DIV_DIV_CLKCMU_DPU_ALT, 0, 4),
+ DIV(CLK_DOUT_CMU_CLK_CMUREF, "dout_cmu_clk_cmuref", "mout_cmu_clk_cmuref",
+ CLK_CON_DIV_DIV_CLK_CMU_CMUREF, 0, 2),
+};
+
+static const struct samsung_fixed_factor_clock cmu_top_ffactor[] __initconst = {
+ FFACTOR(CLK_DOUT_CMU_HSI1_PCIE, "dout_cmu_hsi1_pcie",
+ "gout_cmu_hsi1_pcie", 1, 8, 0),
+ FFACTOR(CLK_DOUT_CMU_OTP, "dout_cmu_otp", "oscclk", 1, 8, 0),
+ FFACTOR(CLK_DOUT_CMU_HSI0_USBDP_DEBUG, "dout_cmu_hsi0_usbdp_debug",
+ "gout_cmu_hsi0_usbdp_debug", 1, 8, 0),
+ FFACTOR(CLK_DOUT_CMU_HSI2_PCIE, "dout_cmu_hsi2_pcie",
+ "gout_cmu_hsi2_pcie", 1, 8, 0),
};
static const struct samsung_gate_clock top_gate_clks[] __initconst = {
@@ -1126,6 +1164,8 @@ static const struct samsung_cmu_info top_cmu_info __initconst = {
.nr_mux_clks = ARRAY_SIZE(top_mux_clks),
.div_clks = top_div_clks,
.nr_div_clks = ARRAY_SIZE(top_div_clks),
+ .fixed_factor_clks = cmu_top_ffactor,
+ .nr_fixed_factor_clks = ARRAY_SIZE(cmu_top_ffactor),
.gate_clks = top_gate_clks,
.nr_gate_clks = ARRAY_SIZE(top_gate_clks),
.nr_clk_ids = CLKS_NR_TOP,
@@ -1186,6 +1226,8 @@ static const unsigned long hsi0_clk_regs[] __initconst = {
CLK_CON_GAT_GOUT_BLK_HSI0_UID_SYSMMU_USB_IPCLKPORT_CLK_S2,
CLK_CON_GAT_GOUT_BLK_HSI0_UID_SYSREG_HSI0_IPCLKPORT_PCLK,
CLK_CON_GAT_GOUT_BLK_HSI0_UID_USB31DRD_IPCLKPORT_ACLK_PHYCTRL,
+ CLK_CON_GAT_GOUT_BLK_HSI0_UID_USB31DRD_IPCLKPORT_I_USB31DRD_REF_CLK_40,
+ CLK_CON_GAT_GOUT_BLK_HSI0_UID_USB31DRD_IPCLKPORT_I_USBDPPHY_REF_SOC_PLL,
CLK_CON_GAT_GOUT_BLK_HSI0_UID_USB31DRD_IPCLKPORT_I_USBDPPHY_SCL_APB_PCLK,
CLK_CON_GAT_GOUT_BLK_HSI0_UID_USB31DRD_IPCLKPORT_I_USBPCS_APB_CLK,
CLK_CON_GAT_GOUT_BLK_HSI0_UID_USB31DRD_IPCLKPORT_BUS_CLK_EARLY,
@@ -1294,6 +1336,10 @@ static const struct samsung_gate_clock hsi0_gate_clks[] __initconst = {
"gout_hsi0_xiu_d_hsi0_aclk", "mout_hsi0_bus_user",
CLK_CON_GAT_GOUT_BLK_HSI0_UID_XIU_D_HSI0_IPCLKPORT_ACLK,
21, CLK_IGNORE_UNUSED, 0),
+ GATE(CLK_GOUT_HSI0_LHS_ACEL_D_HSI0_CLK,
+ "gout_hsi0_lhs_acel_d_hsi0_clk", "mout_hsi0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_HSI0_UID_LHS_ACEL_D_HSI0_IPCLKPORT_I_CLK,
+ 21, CLK_IS_CRITICAL, 0),
};
static const struct samsung_cmu_info hsi0_cmu_info __initconst = {
@@ -1307,6 +1353,1150 @@ static const struct samsung_cmu_info hsi0_cmu_info __initconst = {
.clk_name = "bus",
};
+/* ---- CMU_PERIC0 --------------------------------------------------------- */
+
+/* Register Offset definitions for CMU_PERIC0 (0x10400000) */
+#define PLL_CON0_MUX_CLKCMU_PERIC0_BUS_USER 0x0600
+#define PLL_CON1_MUX_CLKCMU_PERIC0_BUS_USER 0x0604
+#define PLL_CON0_MUX_CLKCMU_PERIC0_UART_DBG 0x0610
+#define PLL_CON1_MUX_CLKCMU_PERIC0_UART_DBG 0x0614
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI00_USI_USER 0x0620
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI00_USI_USER 0x0624
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI01_USI_USER 0x0630
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI01_USI_USER 0x0634
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI02_USI_USER 0x0640
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI02_USI_USER 0x0644
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI03_USI_USER 0x0650
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI03_USI_USER 0x0654
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI04_USI_USER 0x0660
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI04_USI_USER 0x0664
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI05_USI_USER 0x0670
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI05_USI_USER 0x0674
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI13_USI_USER 0x0680
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI13_USI_USER 0x0684
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI14_USI_USER 0x0690
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI14_USI_USER 0x0694
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI15_USI_USER 0x06a0
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI15_USI_USER 0x06a4
+#define PLL_CON0_MUX_CLKCMU_PERIC0_USI_I2C_USER 0x06b0
+#define PLL_CON1_MUX_CLKCMU_PERIC0_USI_I2C_USER 0x06b4
+#define CLK_CON_DIV_DIV_CLK_PERIC0_UART_DBG 0x1800
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI00_USI 0x1804
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI01_USI 0x1808
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI02_USI 0x180c
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI03_USI 0x1810
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI04_USI 0x1814
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI05_USI 0x1818
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI13_USI 0x181c
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI14_USI 0x1820
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI15_USI 0x1824
+#define CLK_CON_DIV_DIV_CLK_PERIC0_USI_I2C 0x1828
+#define CLK_CON_GAT_CLK_BLK_PERIC0_UID_PERIC0_CMU_PERIC0_IPCLKPORT_PCLK 0x2004
+#define CLK_CON_GAT_CLK_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_OSCCLK_IPCLKPORT_CLK 0x2008
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_D_TZPC_PERIC0_IPCLKPORT_PCLK 0x200c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_GPIO_PERIC0_IPCLKPORT_PCLK 0x2010
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_LHM_AXI_P_PERIC0_IPCLKPORT_I_CLK 0x2014
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_10 0x2018
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_11 0x201c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_12 0x2020
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_13 0x2024
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_14 0x2028
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_15 0x202c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_4 0x2030
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_5 0x2034
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_6 0x2038
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_7 0x203c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_8 0x2040
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_9 0x2044
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_10 0x2048
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_11 0x204c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_12 0x2050
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_13 0x2054
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_14 0x2058
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_15 0x205c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_4 0x2060
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_5 0x2064
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_6 0x2068
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_7 0x206c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_8 0x2070
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_9 0x2074
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_0 0x2078
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_3 0x207c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_4 0x2080
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_5 0x2084
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_6 0x2088
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_7 0x208c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_8 0x2090
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_0 0x2094
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_15 0x2098
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_3 0x209c
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_4 0x20a0
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_5 0x20a4
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_6 0x20a8
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_7 0x20ac
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_8 0x20b0
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_BUSP_IPCLKPORT_CLK 0x20b4
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_UART_DBG_IPCLKPORT_CLK 0x20b8
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI00_USI_IPCLKPORT_CLK 0x20bc
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI01_USI_IPCLKPORT_CLK 0x20c0
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI02_USI_IPCLKPORT_CLK 0x20c4
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI03_USI_IPCLKPORT_CLK 0x20c8
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI04_USI_IPCLKPORT_CLK 0x20cc
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI05_USI_IPCLKPORT_CLK 0x20d0
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI13_USI_IPCLKPORT_CLK 0x20d4
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI14_USI_IPCLKPORT_CLK 0x20d8
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI15_USI_IPCLKPORT_CLK 0x20dc
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI_I2C_IPCLKPORT_CLK 0x20e0
+#define CLK_CON_GAT_GOUT_BLK_PERIC0_UID_SYSREG_PERIC0_IPCLKPORT_PCLK 0x20e4
+
+static const unsigned long peric0_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLKCMU_PERIC0_BUS_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_BUS_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_UART_DBG,
+ PLL_CON1_MUX_CLKCMU_PERIC0_UART_DBG,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI00_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI00_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI01_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI01_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI02_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI02_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI03_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI03_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI04_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI04_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI05_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI05_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI13_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI13_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI14_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI14_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI15_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI15_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC0_USI_I2C_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC0_USI_I2C_USER,
+ CLK_CON_DIV_DIV_CLK_PERIC0_UART_DBG,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI00_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI01_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI02_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI03_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI04_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI05_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI13_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI14_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI15_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI_I2C,
+ CLK_CON_GAT_CLK_BLK_PERIC0_UID_PERIC0_CMU_PERIC0_IPCLKPORT_PCLK,
+ CLK_CON_GAT_CLK_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_OSCCLK_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_D_TZPC_PERIC0_IPCLKPORT_PCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_GPIO_PERIC0_IPCLKPORT_PCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_LHM_AXI_P_PERIC0_IPCLKPORT_I_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_10,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_11,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_12,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_13,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_14,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_15,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_5,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_6,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_7,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_8,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_9,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_10,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_11,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_12,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_13,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_14,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_15,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_5,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_6,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_7,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_8,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_9,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_0,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_3,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_5,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_6,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_7,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_8,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_0,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_15,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_3,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_5,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_6,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_7,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_8,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_BUSP_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_UART_DBG_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI00_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI01_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI02_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI03_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI04_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI05_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI13_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI14_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI15_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI_I2C_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_SYSREG_PERIC0_IPCLKPORT_PCLK,
+};
+
+/* Parent clock list for CMU_PERIC0 muxes */
+PNAME(mout_peric0_bus_user_p) = { "oscclk", "dout_cmu_peric0_bus" };
+PNAME(mout_peric0_uart_dbg_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi00_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi01_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi02_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi03_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi04_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi05_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi13_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi14_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi15_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+PNAME(mout_peric0_usi_i2c_user_p) = { "oscclk", "dout_cmu_peric0_ip" };
+
+static const struct samsung_mux_clock peric0_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_PERIC0_BUS_USER, "mout_peric0_bus_user",
+ mout_peric0_bus_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_BUS_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_UART_DBG, "mout_peric0_uart_dbg",
+ mout_peric0_uart_dbg_p, PLL_CON0_MUX_CLKCMU_PERIC0_UART_DBG,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI00_USI_USER, "mout_peric0_usi00_usi_user",
+ mout_peric0_usi00_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI00_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI01_USI_USER, "mout_peric0_usi01_usi_user",
+ mout_peric0_usi01_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI01_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI02_USI_USER, "mout_peric0_usi02_usi_user",
+ mout_peric0_usi02_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI02_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI03_USI_USER, "mout_peric0_usi03_usi_user",
+ mout_peric0_usi03_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI03_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI04_USI_USER, "mout_peric0_usi04_usi_user",
+ mout_peric0_usi04_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI04_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI05_USI_USER, "mout_peric0_usi05_usi_user",
+ mout_peric0_usi05_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI05_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI13_USI_USER, "mout_peric0_usi13_usi_user",
+ mout_peric0_usi13_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI13_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI14_USI_USER, "mout_peric0_usi14_usi_user",
+ mout_peric0_usi14_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI14_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI15_USI_USER, "mout_peric0_usi15_usi_user",
+ mout_peric0_usi15_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI15_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC0_USI_I2C_USER, "mout_peric0_usi_i2c_user",
+ mout_peric0_usi_i2c_user_p, PLL_CON0_MUX_CLKCMU_PERIC0_USI_I2C_USER,
+ 4, 1),
+};
+
+static const struct samsung_div_clock peric0_div_clks[] __initconst = {
+ DIV(CLK_DOUT_PERIC0_UART_DBG, "dout_peric0_uart_dbg",
+ "mout_peric0_uart_dbg",
+ CLK_CON_DIV_DIV_CLK_PERIC0_UART_DBG,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI00_USI, "dout_peric0_usi00_usi",
+ "mout_peric0_usi00_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI00_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI01_USI, "dout_peric0_usi01_usi",
+ "mout_peric0_usi01_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI01_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI02_USI, "dout_peric0_usi02_usi",
+ "mout_peric0_usi02_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI02_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI03_USI, "dout_peric0_usi03_usi",
+ "mout_peric0_usi03_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI03_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI04_USI, "dout_peric0_usi04_usi",
+ "mout_peric0_usi04_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI04_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI05_USI, "dout_peric0_usi05_usi",
+ "mout_peric0_usi05_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI05_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI13_USI, "dout_peric0_usi13_usi",
+ "mout_peric0_usi13_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI13_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI14_USI, "dout_peric0_usi14_usi",
+ "mout_peric0_usi14_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI14_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI15_USI, "dout_peric0_usi15_usi",
+ "mout_peric0_usi15_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI15_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC0_USI_I2C, "dout_peric0_usi_i2c",
+ "mout_peric0_usi_i2c_user",
+ CLK_CON_DIV_DIV_CLK_PERIC0_USI_I2C,
+ 0, 4),
+};
+
+static const struct samsung_gate_clock peric0_gate_clks[] __initconst = {
+ GATE(CLK_GOUT_PERIC0_CMU_PCLK, "gout_peric0_cmu_pclk",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_CLK_BLK_PERIC0_UID_PERIC0_CMU_PERIC0_IPCLKPORT_PCLK,
+ 21, CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERIC0_OSCCLK_CLK, "gout_peric0_oscclk_clk",
+ "oscclk",
+ CLK_CON_GAT_CLK_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_OSCCLK_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_D_TZPC_PCLK, "gout_peric0_d_tpzc_pclk",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_D_TZPC_PERIC0_IPCLKPORT_PCLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_GPIO_PCLK, "gout_peric0_gpio_pclk",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_GPIO_PERIC0_IPCLKPORT_PCLK,
+ 21, CLK_IGNORE_UNUSED, 0),
+ GATE(CLK_GOUT_PERIC0_LHM_AXI_P_CLK, "gout_peric0_lhm_axi_p_clk",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_LHM_AXI_P_PERIC0_IPCLKPORT_I_CLK,
+ 21, CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_10, "gout_peric0_top0_ipclk_10",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_10,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_11, "gout_peric0_top0_ipclk_11",
+ "dout_peric0_usi03_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_11,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_12, "gout_peric0_top0_ipclk_12",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_12,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_13, "gout_peric0_top0_ipclk_13",
+ "dout_peric0_usi04_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_13,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_14, "gout_peric0_top0_ipclk_14",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_14,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_15, "gout_peric0_top0_ipclk_15",
+ "dout_peric0_usi05_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_15,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_4, "gout_peric0_top0_ipclk_4",
+ "dout_peric0_uart_dbg",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_5, "gout_peric0_top0_ipclk_5",
+ "dout_peric0_usi00_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_5,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_6, "gout_peric0_top0_ipclk_6",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_6,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_7, "gout_peric0_top0_ipclk_7",
+ "dout_peric0_usi01_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_7,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_8, "gout_peric0_top0_ipclk_8",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_8,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_IPCLK_9, "gout_peric0_top0_ipclk_9",
+ "dout_peric0_usi02_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_IPCLK_9,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_10, "gout_peric0_top0_pclk_10",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_10,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_11, "gout_peric0_top0_pclk_11",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_11,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_12, "gout_peric0_top0_pclk_12",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_12,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_13, "gout_peric0_top0_pclk_13",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_13,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_14, "gout_peric0_top0_pclk_14",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_14,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_15, "gout_peric0_top0_pclk_15",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_15,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_4, "gout_peric0_top0_pclk_4",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_5, "gout_peric0_top0_pclk_5",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_5,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_6, "gout_peric0_top0_pclk_6",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_6,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_7, "gout_peric0_top0_pclk_7",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_7,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_8, "gout_peric0_top0_pclk_8",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_8,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP0_PCLK_9, "gout_peric0_top0_pclk_9",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP0_IPCLKPORT_PCLK_9,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_IPCLK_0, "gout_peric0_top1_ipclk_0",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_0,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_IPCLK_3, "gout_peric0_top1_ipclk_3",
+ "dout_peric0_usi13_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_3,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_IPCLK_4, "gout_peric0_top1_ipclk_4",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_IPCLK_5, "gout_peric0_top1_ipclk_5",
+ "dout_peric0_usi14_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_5,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_IPCLK_6, "gout_peric0_top1_ipclk_6",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_6,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_IPCLK_7, "gout_peric0_top1_ipclk_7",
+ "dout_peric0_usi15_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_7,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_IPCLK_8, "gout_peric0_top1_ipclk_8",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_IPCLK_8,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_0, "gout_peric0_top1_pclk_0",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_0,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_15, "gout_peric0_top1_pclk_15",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_15,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_3, "gout_peric0_top1_pclk_3",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_3,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_4, "gout_peric0_top1_pclk_4",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_5, "gout_peric0_top1_pclk_5",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_5,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_6, "gout_peric0_top1_pclk_6",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_6,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_7, "gout_peric0_top1_pclk_7",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_7,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_TOP1_PCLK_8, "gout_peric0_top1_pclk_8",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_PERIC0_TOP1_IPCLKPORT_PCLK_8,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_BUSP_CLK, "gout_peric0_busp_clk",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_BUSP_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_UART_DBG_CLK, "gout_peric0_uart_dbg_clk",
+ "dout_peric0_uart_dbg",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_UART_DBG_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI00_USI_CLK, "gout_peric0_usi00_usi_clk",
+ "dout_peric0_usi00_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI00_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI01_USI_CLK, "gout_peric0_usi01_usi_clk",
+ "dout_peric0_usi01_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI01_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI02_USI_CLK, "gout_peric0_usi02_usi_clk",
+ "dout_peric0_usi02_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI02_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI03_USI_CLK, "gout_peric0_usi03_usi_clk",
+ "dout_peric0_usi03_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI03_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI04_USI_CLK, "gout_peric0_usi04_usi_clk",
+ "dout_peric0_usi04_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI04_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI05_USI_CLK, "gout_peric0_usi05_usi_clk",
+ "dout_peric0_usi05_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI05_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI13_USI_CLK, "gout_peric0_usi13_usi_clk",
+ "dout_peric0_usi13_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI13_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI14_USI_CLK, "gout_peric0_usi14_usi_clk",
+ "dout_peric0_usi14_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI14_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI15_USI_CLK, "gout_peric0_usi15_usi_clk",
+ "dout_peric0_usi15_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI15_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_USI_I2C_CLK, "gout_peric0_usi_i2c_clk",
+ "dout_peric0_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_RSTNSYNC_CLK_PERIC0_USI_I2C_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC0_SYSREG_PCLK, "gout_peric0_sysreg_pclk",
+ "mout_peric0_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC0_UID_SYSREG_PERIC0_IPCLKPORT_PCLK,
+ 21, 0, 0)
+};
+
+static const struct samsung_cmu_info peric0_cmu_info __initconst = {
+ .mux_clks = peric0_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(peric0_mux_clks),
+ .div_clks = peric0_div_clks,
+ .nr_div_clks = ARRAY_SIZE(peric0_div_clks),
+ .gate_clks = peric0_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(peric0_gate_clks),
+ .nr_clk_ids = CLKS_NR_PERIC0,
+ .clk_regs = peric0_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(peric0_clk_regs),
+ .clk_name = "bus",
+};
+
+/* ---- CMU_PERIC1 --------------------------------------------------------- */
+
+/* Register Offset definitions for CMU_PERIC1 (0x10700000) */
+#define PLL_CON0_MUX_CLKCMU_PERIC1_BUS_USER 0x0600
+#define PLL_CON1_MUX_CLKCMU_PERIC1_BUS_USER 0x0604
+#define PLL_CON0_MUX_CLKCMU_PERIC1_UART_BT_USER 0x0610
+#define PLL_CON1_MUX_CLKCMU_PERIC1_UART_BT_USER 0x0614
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI06_USI_USER 0x0620
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI06_USI_USER 0x0624
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI07_USI_USER 0x0630
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI07_USI_USER 0x0634
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI08_USI_USER 0x0640
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI08_USI_USER 0x0644
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI09_USI_USER 0x0650
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI09_USI_USER 0x0654
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI10_USI_USER 0x0660
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI10_USI_USER 0x0664
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI11_USI_USER 0x0670
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI11_USI_USER 0x0674
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI12_USI_USER 0x0680
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI12_USI_USER 0x0684
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI16_USI_USER 0x0690
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI16_USI_USER 0x0694
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI17_USI_USER 0x06a0
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI17_USI_USER 0x06a4
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI18_USI_USER 0x06b0
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI18_USI_USER 0x06b4
+#define PLL_CON0_MUX_CLKCMU_PERIC1_USI_I2C_USER 0x06c0
+#define PLL_CON1_MUX_CLKCMU_PERIC1_USI_I2C_USER 0x06c4
+#define CLK_CON_DIV_DIV_CLK_PERIC1_UART_BT 0x1800
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI06_USI 0x1804
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI07_USI 0x1808
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI08_USI 0x180c
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI09_USI 0x1810
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI10_USI 0x1814
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI11_USI 0x1818
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI12_USI 0x181c
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI16_USI 0x1820
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI17_USI 0x1824
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI18_USI 0x1828
+#define CLK_CON_DIV_DIV_CLK_PERIC1_USI_I2C 0x182c
+#define CLK_CON_GAT_CLK_BLK_PERIC1_UID_PERIC1_CMU_PERIC1_IPCLKPORT_PCLK 0x2004
+#define CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_UART_BT_IPCLKPORT_CLK 0x2008
+#define CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI12_USI_IPCLKPORT_CLK 0x200c
+#define CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI18_USI_IPCLKPORT_CLK 0x2010
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_D_TZPC_PERIC1_IPCLKPORT_PCLK 0x2014
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_GPIO_PERIC1_IPCLKPORT_PCLK 0x2018
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_LHM_AXI_P_CSISPERIC1_IPCLKPORT_I_CLK 0x201c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_LHM_AXI_P_PERIC1_IPCLKPORT_I_CLK 0x2020
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_10 0x2024
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_11 0x2028
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_12 0x202c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_13 0x2030
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_14 0x2034
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_15 0x2038
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_4 0x203c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_10 0x2040
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_11 0x2044
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_12 0x2048
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_13 0x204c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_14 0x2050
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_15 0x2054
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_4 0x2058
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_0 0x205c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_1 0x2060
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_10 0x2064
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_12 0x206c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_13 0x2070
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_14 0x2074
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_15 0x2078
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_2 0x207c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_3 0x2080
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_4 0x2084
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_5 0x2088
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_6 0x208c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_7 0x2090
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_9 0x2098
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_0 0x209c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_1 0x20a0
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_10 0x20a4
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_12 0x20ac
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_13 0x20b0
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_14 0x20b4
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_15 0x20b8
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_2 0x20bc
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_3 0x20c0
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_4 0x20c4
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_5 0x20c8
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_6 0x20cc
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_7 0x20d0
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_9 0x20d8
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_BUSP_IPCLKPORT_CLK 0x20dc
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_OSCCLK_IPCLKPORT_CLK 0x20e0
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI06_USI_IPCLKPORT_CLK 0x20e4
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI07_USI_IPCLKPORT_CLK 0x20e8
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI08_USI_IPCLKPORT_CLK 0x20ec
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI09_USI_IPCLKPORT_CLK 0x20f0
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI10_USI_IPCLKPORT_CLK 0x20f4
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI11_USI_IPCLKPORT_CLK 0x20f8
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI16_USI_IPCLKPORT_CLK 0x20fc
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI17_USI_IPCLKPORT_CLK 0x2100
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI_I2C_IPCLKPORT_CLK 0x2104
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_SYSREG_PERIC1_IPCLKPORT_PCLK 0x2108
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI16_I3C_IPCLKPORT_I_PCLK 0x210c
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI16_I3C_IPCLKPORT_I_SCLK 0x2110
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI17_I3C_IPCLKPORT_I_PCLK 0x2114
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI17_I3C_IPCLKPORT_I_SCLK 0x2118
+#define CLK_CON_GAT_GOUT_BLK_PERIC1_UID_XIU_P_PERIC1_IPCLKPORT_ACLK 0x211c
+
+static const unsigned long peric1_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLKCMU_PERIC1_BUS_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_BUS_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_UART_BT_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_UART_BT_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI06_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI06_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI07_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI07_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI08_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI08_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI09_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI09_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI10_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI10_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI11_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI11_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI12_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI12_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI16_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI16_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI17_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI17_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI18_USI_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI18_USI_USER,
+ PLL_CON0_MUX_CLKCMU_PERIC1_USI_I2C_USER,
+ PLL_CON1_MUX_CLKCMU_PERIC1_USI_I2C_USER,
+ CLK_CON_DIV_DIV_CLK_PERIC1_UART_BT,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI06_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI07_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI08_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI09_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI10_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI11_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI12_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI16_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI17_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI18_USI,
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI_I2C,
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_PERIC1_CMU_PERIC1_IPCLKPORT_PCLK,
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_UART_BT_IPCLKPORT_CLK,
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI12_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI18_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_D_TZPC_PERIC1_IPCLKPORT_PCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_GPIO_PERIC1_IPCLKPORT_PCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_LHM_AXI_P_CSISPERIC1_IPCLKPORT_I_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_LHM_AXI_P_PERIC1_IPCLKPORT_I_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_10,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_11,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_12,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_13,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_14,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_15,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_10,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_11,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_12,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_13,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_14,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_15,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_0,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_1,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_10,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_12,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_13,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_14,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_15,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_2,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_3,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_5,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_6,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_7,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_9,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_0,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_1,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_10,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_12,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_13,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_14,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_15,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_2,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_3,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_4,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_5,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_6,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_7,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_9,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_BUSP_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_OSCCLK_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI06_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI07_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI08_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI09_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI10_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI11_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI16_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI17_USI_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI_I2C_IPCLKPORT_CLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_SYSREG_PERIC1_IPCLKPORT_PCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI16_I3C_IPCLKPORT_I_PCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI16_I3C_IPCLKPORT_I_SCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI17_I3C_IPCLKPORT_I_PCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI17_I3C_IPCLKPORT_I_SCLK,
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_XIU_P_PERIC1_IPCLKPORT_ACLK,
+};
+
+/* Parent clock list for CMU_PERIC1 muxes */
+PNAME(mout_peric1_bus_user_p) = { "oscclk", "dout_cmu_peric1_bus" };
+PNAME(mout_peric1_uart_bt_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi06_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi07_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi08_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi09_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi10_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi11_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi12_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi18_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi16_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi17_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+PNAME(mout_peric1_usi_i2c_user_p) = { "oscclk", "dout_cmu_peric1_ip" };
+
+static const struct samsung_mux_clock peric1_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_PERIC1_BUS_USER, "mout_peric1_bus_user",
+ mout_peric1_bus_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_BUS_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_UART_BT_USER, "mout_peric1_uart_bt_user",
+ mout_peric1_uart_bt_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_UART_BT_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI06_USI_USER, "mout_peric1_usi06_usi_user",
+ mout_peric1_usi06_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI06_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI07_USI_USER, "mout_peric1_usi07_usi_user",
+ mout_peric1_usi07_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI07_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI08_USI_USER, "mout_peric1_usi08_usi_user",
+ mout_peric1_usi08_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI08_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI09_USI_USER, "mout_peric1_usi09_usi_user",
+ mout_peric1_usi09_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI09_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI10_USI_USER, "mout_peric1_usi10_usi_user",
+ mout_peric1_usi10_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI10_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI11_USI_USER, "mout_peric1_usi11_usi_user",
+ mout_peric1_usi11_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI11_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI12_USI_USER, "mout_peric1_usi12_usi_user",
+ mout_peric1_usi12_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI12_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI18_USI_USER, "mout_peric1_usi18_usi_user",
+ mout_peric1_usi18_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI18_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI16_USI_USER, "mout_peric1_usi16_usi_user",
+ mout_peric1_usi16_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI16_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI17_USI_USER, "mout_peric1_usi17_usi_user",
+ mout_peric1_usi17_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI17_USI_USER,
+ 4, 1),
+ MUX(CLK_MOUT_PERIC1_USI_I2C_USER, "mout_peric1_usi_i2c_user",
+ mout_peric1_usi_i2c_user_p, PLL_CON0_MUX_CLKCMU_PERIC1_USI_I2C_USER,
+ 4, 1),
+};
+
+static const struct samsung_div_clock peric1_div_clks[] __initconst = {
+ DIV(CLK_DOUT_PERIC1_UART_BT, "dout_peric1_uart_bt",
+ "mout_peric1_uart_bt_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_UART_BT,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI06_USI, "dout_peric1_usi06_usi",
+ "mout_peric1_usi06_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI06_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI07_USI, "dout_peric1_usi07_usi",
+ "mout_peric1_usi07_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI07_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI08_USI, "dout_peric1_usi08_usi",
+ "mout_peric1_usi08_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI08_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI18_USI, "dout_peric1_usi18_usi",
+ "mout_peric1_usi18_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI18_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI12_USI, "dout_peric1_usi12_usi",
+ "mout_peric1_usi12_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI12_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI09_USI, "dout_peric1_usi09_usi",
+ "mout_peric1_usi09_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI09_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI10_USI, "dout_peric1_usi10_usi",
+ "mout_peric1_usi10_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI10_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI11_USI, "dout_peric1_usi11_usi",
+ "mout_peric1_usi11_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI11_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI16_USI, "dout_peric1_usi16_usi",
+ "mout_peric1_usi16_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI16_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI17_USI, "dout_peric1_usi17_usi",
+ "mout_peric1_usi17_usi_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI17_USI,
+ 0, 4),
+ DIV(CLK_DOUT_PERIC1_USI_I2C, "dout_peric1_usi_i2c",
+ "mout_peric1_usi_i2c_user",
+ CLK_CON_DIV_DIV_CLK_PERIC1_USI_I2C,
+ 0, 4),
+};
+
+static const struct samsung_gate_clock peric1_gate_clks[] __initconst = {
+ GATE(CLK_GOUT_PERIC1_CMU_PCLK, "gout_peric1_cmu_pclk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_PERIC1_CMU_PERIC1_IPCLKPORT_PCLK,
+ 21, CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERIC1_UART_BT_CLK, "gout_peric1_uart_bt_clk",
+ "dout_peric1_uart_bt",
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_UART_BT_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI12_USI_CLK, "gout_peric1_usi12_usi_clk",
+ "dout_peric1_usi12_usi",
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI12_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI18_USI_CLK, "gout_peric1_usi18_usi_clk",
+ "dout_peric1_usi18_usi",
+ CLK_CON_GAT_CLK_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI18_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_D_TZPC_PCLK, "gout_peric1_d_tzpc_pclk",
+ "dout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_D_TZPC_PERIC1_IPCLKPORT_PCLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_GPIO_PCLK, "gout_peric1_gpio_pclk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_GPIO_PERIC1_IPCLKPORT_PCLK,
+ 21, CLK_IGNORE_UNUSED, 0),
+ GATE(CLK_GOUT_PERIC1_LHM_AXI_P_CSIS_CLK, "gout_peric1_lhm_axi_p_csis_clk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_LHM_AXI_P_CSISPERIC1_IPCLKPORT_I_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_LHM_AXI_P_CLK, "gout_peric1_lhm_axi_p_clk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_LHM_AXI_P_PERIC1_IPCLKPORT_I_CLK,
+ 21, CLK_IS_CRITICAL, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_IPCLK_10, "gout_peric1_top0_ipclk_10",
+ "dout_peric1_usi06_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_10,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_IPCLK_11, "gout_peric1_top0_ipclk_11",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_11,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_IPCLK_12, "gout_peric1_top0_ipclk_12",
+ "dout_peric1_usi07_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_12,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_IPCLK_13, "gout_peric1_top0_ipclk_13",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_13,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_IPCLK_14, "gout_peric1_top0_ipclk_14",
+ "dout_peric1_usi08_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_14,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_IPCLK_15, "gout_peric1_top0_ipclk_15",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_15,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_IPCLK_4, "gout_peric1_top0_ipclk_4",
+ "dout_peric1_uart_bt",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_IPCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_PCLK_10, "gout_peric1_top0_pclk_10",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_10,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_PCLK_11, "gout_peric1_top0_pclk_11",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_11,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_PCLK_12, "gout_peric1_top0_pclk_12",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_12,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_PCLK_13, "gout_peric1_top0_pclk_13",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_13,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_PCLK_14, "gout_peric1_top0_pclk_14",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_14,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_PCLK_15, "gout_peric1_top0_pclk_15",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_15,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP0_PCLK_4, "gout_peric1_top0_pclk_4",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP0_IPCLKPORT_PCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_0, "gout_peric1_top1_ipclk_0",
+ "dout_peric1_usi09_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_0,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_1, "gout_peric1_top1_ipclk_1",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_1,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_10, "gout_peric1_top1_ipclk_10",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_10,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_12, "gout_peric1_top1_ipclk_12",
+ "dout_peric1_usi12_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_12,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_13, "gout_peric1_top1_ipclk_13",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_13,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_14, "gout_peric1_top1_ipclk_14",
+ "dout_peric1_usi18_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_14,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_15, "gout_peric1_top1_ipclk_15",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_15,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_2, "gout_peric1_top1_ipclk_2",
+ "dout_peric1_usi10_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_2,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_3, "gout_peric1_top1_ipclk_3",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_3,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_4, "gout_peric1_top1_ipclk_4",
+ "dout_peric1_usi11_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_5, "gout_peric1_top1_ipclk_5",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_5,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_6, "gout_peric1_top1_ipclk_6",
+ "dout_peric1_usi16_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_6,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_7, "gout_peric1_top1_ipclk_7",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_7,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_IPCLK_9, "gout_peric1_top1_ipclk_9",
+ "dout_peric1_usi17_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_IPCLK_9,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_0, "gout_peric1_top1_pclk_0",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_0,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_1, "gout_peric1_top1_pclk_1",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_1,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_10, "gout_peric1_top1_pclk_10",
+ "dout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_10,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_12, "gout_peric1_top1_pclk_12",
+ "dout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_12,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_13, "gout_peric1_top1_pclk_13",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_13,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_14, "gout_peric1_top1_pclk_14",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_14,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_15, "gout_peric1_top1_pclk_15",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_15,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_2, "gout_peric1_top1_pclk_2",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_2,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_3, "gout_peric1_top1_pclk_3",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_3,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_4, "gout_peric1_top1_pclk_4",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_4,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_5, "gout_peric1_top1_pclk_5",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_5,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_6, "gout_peric1_top1_pclk_6",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_6,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_7, "gout_peric1_top1_pclk_7",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_7,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_TOP1_PCLK_9, "gout_peric1_top1_pclk_9",
+ "dout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_PERIC1_TOP1_IPCLKPORT_PCLK_9,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_BUSP_CLK, "gout_peric1_busp_clk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_BUSP_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_OSCCLK_CLK, "gout_peric1_oscclk_clk",
+ "oscclk",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_OSCCLK_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI06_USI_CLK, "gout_peric1_usi06_usi_clk",
+ "dout_peric1_usi06_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI06_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI07_USI_CLK, "gout_peric1_usi07_usi_clk",
+ "dout_peric1_usi07_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI07_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI08_USI_CLK, "gout_peric1_usi08_usi_clk",
+ "dout_peric1_usi08_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI08_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI09_USI_CLK, "gout_peric1_usi09_usi_clk",
+ "dout_peric1_usi09_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI09_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI10_USI_CLK, "gout_peric1_usi10_usi_clk",
+ "dout_peric1_usi10_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI10_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI11_USI_CLK, "gout_peric1_usi11_usi_clk",
+ "dout_peric1_usi11_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI11_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI16_USI_CLK, "gout_peric1_usi16_usi_clk",
+ "dout_peric1_usi16_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI16_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI17_USI_CLK, "gout_peric1_usi17_usi_clk",
+ "dout_peric1_usi17_usi",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI17_USI_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI_I2C_CLK, "gout_peric1_usi_i2c_clk",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_RSTNSYNC_CLK_PERIC1_USI_I2C_IPCLKPORT_CLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_SYSREG_PCLK, "gout_peric1_sysreg_pclk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_SYSREG_PERIC1_IPCLKPORT_PCLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI16_I3C_PCLK, "gout_peric1_usi16_i3c_pclk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI16_I3C_IPCLKPORT_I_PCLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI16_I3C_SCLK, "gout_peric1_usi16_i3c_sclk",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI16_I3C_IPCLKPORT_I_SCLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI17_I3C_PCLK, "gout_peric1_usi17_i3c_pclk",
+ "dout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI17_I3C_IPCLKPORT_I_PCLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_USI17_I3C_SCLK, "gout_peric1_usi17_i3c_sclk",
+ "dout_peric1_usi_i2c",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_USI17_I3C_IPCLKPORT_I_SCLK,
+ 21, 0, 0),
+ GATE(CLK_GOUT_PERIC1_XIU_P_ACLK, "gout_peric1_xiu_p_aclk",
+ "mout_peric1_bus_user",
+ CLK_CON_GAT_GOUT_BLK_PERIC1_UID_XIU_P_PERIC1_IPCLKPORT_ACLK,
+ 21, CLK_IGNORE_UNUSED, 0),
+};
+
+static const struct samsung_cmu_info peric1_cmu_info __initconst = {
+ .mux_clks = peric1_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(peric1_mux_clks),
+ .div_clks = peric1_div_clks,
+ .nr_div_clks = ARRAY_SIZE(peric1_div_clks),
+ .gate_clks = peric1_gate_clks,
+ .nr_gate_clks = ARRAY_SIZE(peric1_gate_clks),
+ .nr_clk_ids = CLKS_NR_PERIC1,
+ .clk_regs = peric1_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(peric1_clk_regs),
+ .clk_name = "bus",
+};
+
/* ---- CMU_PERIS ----------------------------------------------------------- */
/* Register Offset definitions for CMU_PERIS (0x10020000) */
@@ -1500,6 +2690,12 @@ static const struct of_device_id exynos990_cmu_of_match[] = {
{
.compatible = "samsung,exynos990-cmu-hsi0",
.data = &hsi0_cmu_info,
+ }, {
+ .compatible = "samsung,exynos990-cmu-peric0",
+ .data = &peric0_cmu_info,
+ }, {
+ .compatible = "samsung,exynos990-cmu-peric1",
+ .data = &peric1_cmu_info,
},
{ },
};
diff --git a/drivers/clk/samsung/clk-exynosautov920.c b/drivers/clk/samsung/clk-exynosautov920.c
index 572b6ace14ac..b90b73c3518f 100644
--- a/drivers/clk/samsung/clk-exynosautov920.c
+++ b/drivers/clk/samsung/clk-exynosautov920.c
@@ -27,6 +27,8 @@
#define CLKS_NR_HSI0 (CLK_DOUT_HSI0_PCIE_APB + 1)
#define CLKS_NR_HSI1 (CLK_MOUT_HSI1_USBDRD + 1)
#define CLKS_NR_HSI2 (CLK_DOUT_HSI2_ETHERNET_PTP + 1)
+#define CLKS_NR_M2M (CLK_DOUT_M2M_NOCP + 1)
+#define CLKS_NR_MFC (CLK_DOUT_MFC_NOCP + 1)
/* ---- CMU_TOP ------------------------------------------------------------ */
@@ -1821,6 +1823,88 @@ static const struct samsung_cmu_info hsi2_cmu_info __initconst = {
.clk_name = "noc",
};
+/* ---- CMU_M2M --------------------------------------------------------- */
+
+/* Register Offset definitions for CMU_M2M (0x1a800000) */
+#define PLL_CON0_MUX_CLKCMU_M2M_JPEG_USER 0x600
+#define PLL_CON0_MUX_CLKCMU_M2M_NOC_USER 0x610
+#define CLK_CON_DIV_DIV_CLK_M2M_NOCP 0x1800
+
+static const unsigned long m2m_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLKCMU_M2M_JPEG_USER,
+ PLL_CON0_MUX_CLKCMU_M2M_NOC_USER,
+ CLK_CON_DIV_DIV_CLK_M2M_NOCP,
+};
+
+/* List of parent clocks for Muxes in CMU_M2M */
+PNAME(mout_clkcmu_m2m_noc_user_p) = { "oscclk", "dout_clkcmu_m2m_noc" };
+PNAME(mout_clkcmu_m2m_jpeg_user_p) = { "oscclk", "dout_clkcmu_m2m_jpeg" };
+
+static const struct samsung_mux_clock m2m_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_M2M_JPEG_USER, "mout_clkcmu_m2m_jpeg_user",
+ mout_clkcmu_m2m_jpeg_user_p, PLL_CON0_MUX_CLKCMU_M2M_JPEG_USER, 4, 1),
+ MUX(CLK_MOUT_M2M_NOC_USER, "mout_clkcmu_m2m_noc_user",
+ mout_clkcmu_m2m_noc_user_p, PLL_CON0_MUX_CLKCMU_M2M_NOC_USER, 4, 1),
+};
+
+static const struct samsung_div_clock m2m_div_clks[] __initconst = {
+ DIV(CLK_DOUT_M2M_NOCP, "dout_m2m_nocp",
+ "mout_clkcmu_m2m_noc_user", CLK_CON_DIV_DIV_CLK_M2M_NOCP,
+ 0, 3),
+};
+
+static const struct samsung_cmu_info m2m_cmu_info __initconst = {
+ .mux_clks = m2m_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(m2m_mux_clks),
+ .div_clks = m2m_div_clks,
+ .nr_div_clks = ARRAY_SIZE(m2m_div_clks),
+ .nr_clk_ids = CLKS_NR_M2M,
+ .clk_regs = m2m_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(m2m_clk_regs),
+ .clk_name = "noc",
+};
+
+/* ---- CMU_MFC --------------------------------------------------------- */
+
+/* Register Offset definitions for CMU_MFC (0x19c00000) */
+#define PLL_CON0_MUX_CLKCMU_MFC_MFC_USER 0x600
+#define PLL_CON0_MUX_CLKCMU_MFC_WFD_USER 0x610
+#define CLK_CON_DIV_DIV_CLK_MFC_NOCP 0x1800
+
+static const unsigned long mfc_clk_regs[] __initconst = {
+ PLL_CON0_MUX_CLKCMU_MFC_MFC_USER,
+ PLL_CON0_MUX_CLKCMU_MFC_WFD_USER,
+ CLK_CON_DIV_DIV_CLK_MFC_NOCP,
+};
+
+/* List of parent clocks for Muxes in CMU_MFC */
+PNAME(mout_clkcmu_mfc_mfc_user_p) = { "oscclk", "dout_clkcmu_mfc_mfc" };
+PNAME(mout_clkcmu_mfc_wfd_user_p) = { "oscclk", "dout_clkcmu_mfc_wfd" };
+
+static const struct samsung_mux_clock mfc_mux_clks[] __initconst = {
+ MUX(CLK_MOUT_MFC_MFC_USER, "mout_clkcmu_mfc_mfc_user",
+ mout_clkcmu_mfc_mfc_user_p, PLL_CON0_MUX_CLKCMU_MFC_MFC_USER, 4, 1),
+ MUX(CLK_MOUT_MFC_WFD_USER, "mout_clkcmu_mfc_wfd_user",
+ mout_clkcmu_mfc_wfd_user_p, PLL_CON0_MUX_CLKCMU_MFC_WFD_USER, 4, 1),
+};
+
+static const struct samsung_div_clock mfc_div_clks[] __initconst = {
+ DIV(CLK_DOUT_MFC_NOCP, "dout_mfc_nocp",
+ "mout_clkcmu_mfc_mfc_user", CLK_CON_DIV_DIV_CLK_MFC_NOCP,
+ 0, 3),
+};
+
+static const struct samsung_cmu_info mfc_cmu_info __initconst = {
+ .mux_clks = mfc_mux_clks,
+ .nr_mux_clks = ARRAY_SIZE(mfc_mux_clks),
+ .div_clks = mfc_div_clks,
+ .nr_div_clks = ARRAY_SIZE(mfc_div_clks),
+ .nr_clk_ids = CLKS_NR_MFC,
+ .clk_regs = mfc_clk_regs,
+ .nr_clk_regs = ARRAY_SIZE(mfc_clk_regs),
+ .clk_name = "noc",
+};
+
static int __init exynosautov920_cmu_probe(struct platform_device *pdev)
{
const struct samsung_cmu_info *info;
@@ -1851,6 +1935,12 @@ static const struct of_device_id exynosautov920_cmu_of_match[] = {
}, {
.compatible = "samsung,exynosautov920-cmu-hsi2",
.data = &hsi2_cmu_info,
+ }, {
+ .compatible = "samsung,exynosautov920-cmu-m2m",
+ .data = &m2m_cmu_info,
+ }, {
+ .compatible = "samsung,exynosautov920-cmu-mfc",
+ .data = &mfc_cmu_info,
},
{ }
};
diff --git a/drivers/clk/samsung/clk-fsd.c b/drivers/clk/samsung/clk-fsd.c
index 594931334574..4124d65e3d18 100644
--- a/drivers/clk/samsung/clk-fsd.c
+++ b/drivers/clk/samsung/clk-fsd.c
@@ -89,7 +89,7 @@
#define CLKS_NR_FSYS1 (PCIE_LINK1_IPCLKPORT_SLV_ACLK + 1)
#define CLKS_NR_IMEM (IMEM_TMU_GT_IPCLKPORT_I_CLK_TS + 1)
#define CLKS_NR_MFC (MFC_MFC_IPCLKPORT_ACLK + 1)
-#define CLKS_NR_CAM_CSI (CAM_CSI2_3_IPCLKPORT_I_ACLK + 1)
+#define CLKS_NR_CAM_CSI (CAM_CSI2_3_IPCLKPORT_I_PCLK + 1)
static const unsigned long cmu_clk_regs[] __initconst = {
PLL_LOCKTIME_PLL_SHARED0,
@@ -1646,7 +1646,7 @@ static const struct samsung_pll_rate_table pll_cam_csi_rate_table[] __initconst
};
static const struct samsung_pll_clock cam_csi_pll_clks[] __initconst = {
- PLL(pll_142xx, 0, "fout_pll_cam_csi", "fin_pll",
+ PLL(pll_142xx, CAM_CSI_PLL, "fout_pll_cam_csi", "fin_pll",
PLL_LOCKTIME_PLL_CAM_CSI, PLL_CON0_PLL_CAM_CSI, pll_cam_csi_rate_table),
};
@@ -1682,51 +1682,51 @@ static const struct samsung_gate_clock cam_csi_gate_clks[] __initconst = {
GAT_CAM_CSI_BUS_D_CAM_CSI_IPCLKPORT_CLK__SYSTEM__NOC, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI0_0_IPCLKPORT_I_ACLK, "cam_csi0_0_ipclkport_i_aclk", "dout_cam_csi0_aclk",
GAT_CAM_CSI0_0_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi0_0_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI0_0_IPCLKPORT_I_PCLK, "cam_csi0_0_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI0_0_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI0_1_IPCLKPORT_I_ACLK, "cam_csi0_1_ipclkport_i_aclk", "dout_cam_csi0_aclk",
GAT_CAM_CSI0_1_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi0_1_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI0_1_IPCLKPORT_I_PCLK, "cam_csi0_1_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI0_1_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI0_2_IPCLKPORT_I_ACLK, "cam_csi0_2_ipclkport_i_aclk", "dout_cam_csi0_aclk",
GAT_CAM_CSI0_2_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi0_2_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI0_2_IPCLKPORT_I_PCLK, "cam_csi0_2_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI0_2_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI0_3_IPCLKPORT_I_ACLK, "cam_csi0_3_ipclkport_i_aclk", "dout_cam_csi0_aclk",
GAT_CAM_CSI0_3_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi0_3_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI0_3_IPCLKPORT_I_PCLK, "cam_csi0_3_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI0_3_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI1_0_IPCLKPORT_I_ACLK, "cam_csi1_0_ipclkport_i_aclk", "dout_cam_csi1_aclk",
GAT_CAM_CSI1_0_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi1_0_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI1_0_IPCLKPORT_I_PCLK, "cam_csi1_0_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI1_0_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI1_1_IPCLKPORT_I_ACLK, "cam_csi1_1_ipclkport_i_aclk", "dout_cam_csi1_aclk",
GAT_CAM_CSI1_1_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi1_1_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI1_1_IPCLKPORT_I_PCLK, "cam_csi1_1_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI1_1_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI1_2_IPCLKPORT_I_ACLK, "cam_csi1_2_ipclkport_i_aclk", "dout_cam_csi1_aclk",
GAT_CAM_CSI1_2_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi1_2_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI1_2_IPCLKPORT_I_PCLK, "cam_csi1_2_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI1_2_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI1_3_IPCLKPORT_I_ACLK, "cam_csi1_3_ipclkport_i_aclk", "dout_cam_csi1_aclk",
GAT_CAM_CSI1_3_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi1_3_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI1_3_IPCLKPORT_I_PCLK, "cam_csi1_3_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI1_3_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI2_0_IPCLKPORT_I_ACLK, "cam_csi2_0_ipclkport_i_aclk", "dout_cam_csi2_aclk",
GAT_CAM_CSI2_0_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi2_0_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI2_0_IPCLKPORT_I_PCLK, "cam_csi2_0_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI2_0_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI2_1_IPCLKPORT_I_ACLK, "cam_csi2_1_ipclkport_i_aclk", "dout_cam_csi2_aclk",
GAT_CAM_CSI2_1_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi2_1_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI2_1_IPCLKPORT_I_PCLK, "cam_csi2_1_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI2_1_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI2_2_IPCLKPORT_I_ACLK, "cam_csi2_2_ipclkport_i_aclk", "dout_cam_csi2_aclk",
GAT_CAM_CSI2_2_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi2_2_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI2_2_IPCLKPORT_I_PCLK, "cam_csi2_2_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI2_2_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(CAM_CSI2_3_IPCLKPORT_I_ACLK, "cam_csi2_3_ipclkport_i_aclk", "dout_cam_csi2_aclk",
GAT_CAM_CSI2_3_IPCLKPORT_I_ACLK, 21, CLK_IGNORE_UNUSED, 0),
- GATE(0, "cam_csi2_3_ipclkport_i_pclk", "dout_cam_csi_busp",
+ GATE(CAM_CSI2_3_IPCLKPORT_I_PCLK, "cam_csi2_3_ipclkport_i_pclk", "dout_cam_csi_busp",
GAT_CAM_CSI2_3_IPCLKPORT_I_PCLK, 21, CLK_IGNORE_UNUSED, 0),
GATE(0, "cam_ns_brdg_cam_csi_ipclkport_clk__psoc_cam_csi__clk_cam_csi_d",
"dout_cam_csi_busd",
diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c
index e4faf02b631e..0a8fc9649ae2 100644
--- a/drivers/clk/samsung/clk-pll.c
+++ b/drivers/clk/samsung/clk-pll.c
@@ -11,14 +11,12 @@
#include <linux/iopoll.h>
#include <linux/delay.h>
#include <linux/slab.h>
-#include <linux/timekeeping.h>
#include <linux/clk-provider.h>
#include <linux/io.h>
#include "clk.h"
#include "clk-pll.h"
-#define PLL_TIMEOUT_US 20000U
-#define PLL_TIMEOUT_LOOPS 1000000U
+#define PLL_TIMEOUT_LOOPS 20000U
struct samsung_clk_pll {
struct clk_hw hw;
@@ -49,8 +47,8 @@ static const struct samsung_pll_rate_table *samsung_get_pll_settings(
return NULL;
}
-static long samsung_pll_round_rate(struct clk_hw *hw,
- unsigned long drate, unsigned long *prate)
+static int samsung_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct samsung_clk_pll *pll = to_clk_pll(hw);
const struct samsung_pll_rate_table *rate_table = pll->rate_table;
@@ -58,28 +56,24 @@ static long samsung_pll_round_rate(struct clk_hw *hw,
/* Assuming rate_table is in descending order */
for (i = 0; i < pll->rate_count; i++) {
- if (drate >= rate_table[i].rate)
- return rate_table[i].rate;
+ if (req->rate >= rate_table[i].rate) {
+ req->rate = rate_table[i].rate;
+
+ return 0;
+ }
}
/* return minimum supported value */
- return rate_table[i - 1].rate;
-}
+ req->rate = rate_table[i - 1].rate;
-static bool pll_early_timeout = true;
-
-static int __init samsung_pll_disable_early_timeout(void)
-{
- pll_early_timeout = false;
return 0;
}
-arch_initcall(samsung_pll_disable_early_timeout);
/* Wait until the PLL is locked */
static int samsung_pll_lock_wait(struct samsung_clk_pll *pll,
unsigned int reg_mask)
{
- int i, ret;
+ int ret;
u32 val;
/*
@@ -88,25 +82,15 @@ static int samsung_pll_lock_wait(struct samsung_clk_pll *pll,
* initialized, another when the timekeeping is suspended. udelay() also
* cannot be used when the clocksource is not running on arm64, since
* the current timer is used as cycle counter. So a simple busy loop
- * is used here in that special cases. The limit of iterations has been
- * derived from experimental measurements of various PLLs on multiple
- * Exynos SoC variants. Single register read time was usually in range
- * 0.4...1.5 us, never less than 0.4 us.
+ * is used here.
+ * The limit of iterations has been derived from experimental
+ * measurements of various PLLs on multiple Exynos SoC variants. Single
+ * register read time was usually in range 0.4...1.5 us, never less than
+ * 0.4 us.
*/
- if (pll_early_timeout || timekeeping_suspended) {
- i = PLL_TIMEOUT_LOOPS;
- while (i-- > 0) {
- if (readl_relaxed(pll->con_reg) & reg_mask)
- return 0;
-
- cpu_relax();
- }
- ret = -ETIMEDOUT;
- } else {
- ret = readl_relaxed_poll_timeout_atomic(pll->con_reg, val,
- val & reg_mask, 0, PLL_TIMEOUT_US);
- }
-
+ ret = readl_relaxed_poll_timeout_atomic(pll->con_reg, val,
+ val & reg_mask, 0,
+ PLL_TIMEOUT_LOOPS);
if (ret < 0)
pr_err("Could not lock PLL %s\n", clk_hw_get_name(&pll->hw));
@@ -273,7 +257,7 @@ static int samsung_pll35xx_set_rate(struct clk_hw *hw, unsigned long drate,
}
/* Set PLL lock time. */
- if (pll->type == pll_142xx)
+ if (pll->type == pll_142xx || pll->type == pll_1017x)
writel_relaxed(rate->pdiv * PLL142XX_LOCK_FACTOR,
pll->lock_reg);
else
@@ -298,7 +282,7 @@ static int samsung_pll35xx_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll35xx_clk_ops = {
.recalc_rate = samsung_pll35xx_recalc_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.set_rate = samsung_pll35xx_set_rate,
.enable = samsung_pll3xxx_enable,
.disable = samsung_pll3xxx_disable,
@@ -411,7 +395,7 @@ static int samsung_pll36xx_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll36xx_clk_ops = {
.recalc_rate = samsung_pll36xx_recalc_rate,
.set_rate = samsung_pll36xx_set_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.enable = samsung_pll3xxx_enable,
.disable = samsung_pll3xxx_disable,
};
@@ -514,7 +498,7 @@ static int samsung_pll0822x_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll0822x_clk_ops = {
.recalc_rate = samsung_pll0822x_recalc_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.set_rate = samsung_pll0822x_set_rate,
.enable = samsung_pll3xxx_enable,
.disable = samsung_pll3xxx_disable,
@@ -612,7 +596,7 @@ static int samsung_pll0831x_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll0831x_clk_ops = {
.recalc_rate = samsung_pll0831x_recalc_rate,
.set_rate = samsung_pll0831x_set_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.enable = samsung_pll3xxx_enable,
.disable = samsung_pll3xxx_disable,
};
@@ -735,7 +719,7 @@ static int samsung_pll45xx_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll45xx_clk_ops = {
.recalc_rate = samsung_pll45xx_recalc_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.set_rate = samsung_pll45xx_set_rate,
};
@@ -880,7 +864,7 @@ static int samsung_pll46xx_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll46xx_clk_ops = {
.recalc_rate = samsung_pll46xx_recalc_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.set_rate = samsung_pll46xx_set_rate,
};
@@ -1093,7 +1077,7 @@ static int samsung_pll2550xx_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll2550xx_clk_ops = {
.recalc_rate = samsung_pll2550xx_recalc_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.set_rate = samsung_pll2550xx_set_rate,
};
@@ -1185,7 +1169,7 @@ static int samsung_pll2650x_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll2650x_clk_ops = {
.recalc_rate = samsung_pll2650x_recalc_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
.set_rate = samsung_pll2650x_set_rate,
};
@@ -1277,7 +1261,7 @@ static int samsung_pll2650xx_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops samsung_pll2650xx_clk_ops = {
.recalc_rate = samsung_pll2650xx_recalc_rate,
.set_rate = samsung_pll2650xx_set_rate,
- .round_rate = samsung_pll_round_rate,
+ .determine_rate = samsung_pll_determine_rate,
};
static const struct clk_ops samsung_pll2650xx_clk_min_ops = {
@@ -1325,6 +1309,125 @@ static const struct clk_ops samsung_pll531x_clk_ops = {
.recalc_rate = samsung_pll531x_recalc_rate,
};
+/*
+ * PLL1031x Clock Type
+ */
+#define PLL1031X_LOCK_FACTOR (500)
+
+#define PLL1031X_MDIV_MASK (0x3ff)
+#define PLL1031X_PDIV_MASK (0x3f)
+#define PLL1031X_SDIV_MASK (0x7)
+#define PLL1031X_MDIV_SHIFT (16)
+#define PLL1031X_PDIV_SHIFT (8)
+#define PLL1031X_SDIV_SHIFT (0)
+
+#define PLL1031X_KDIV_MASK (0xffff)
+#define PLL1031X_KDIV_SHIFT (0)
+#define PLL1031X_MFR_MASK (0x3f)
+#define PLL1031X_MRR_MASK (0x1f)
+#define PLL1031X_MFR_SHIFT (16)
+#define PLL1031X_MRR_SHIFT (24)
+
+static unsigned long samsung_pll1031x_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct samsung_clk_pll *pll = to_clk_pll(hw);
+ u32 mdiv, pdiv, sdiv, kdiv, pll_con0, pll_con3;
+ u64 fvco = parent_rate;
+
+ pll_con0 = readl_relaxed(pll->con_reg);
+ pll_con3 = readl_relaxed(pll->con_reg + 0xc);
+ mdiv = (pll_con0 >> PLL1031X_MDIV_SHIFT) & PLL1031X_MDIV_MASK;
+ pdiv = (pll_con0 >> PLL1031X_PDIV_SHIFT) & PLL1031X_PDIV_MASK;
+ sdiv = (pll_con0 >> PLL1031X_SDIV_SHIFT) & PLL1031X_SDIV_MASK;
+ kdiv = (pll_con3 & PLL1031X_KDIV_MASK);
+
+ fvco *= (mdiv << PLL1031X_MDIV_SHIFT) + kdiv;
+ do_div(fvco, (pdiv << sdiv));
+ fvco >>= PLL1031X_MDIV_SHIFT;
+
+ return (unsigned long)fvco;
+}
+
+static bool samsung_pll1031x_mpk_change(u32 pll_con0, u32 pll_con3,
+ const struct samsung_pll_rate_table *rate)
+{
+ u32 old_mdiv, old_pdiv, old_kdiv;
+
+ old_mdiv = (pll_con0 >> PLL1031X_MDIV_SHIFT) & PLL1031X_MDIV_MASK;
+ old_pdiv = (pll_con0 >> PLL1031X_PDIV_SHIFT) & PLL1031X_PDIV_MASK;
+ old_kdiv = (pll_con3 >> PLL1031X_KDIV_SHIFT) & PLL1031X_KDIV_MASK;
+
+ return (old_mdiv != rate->mdiv || old_pdiv != rate->pdiv ||
+ old_kdiv != rate->kdiv);
+}
+
+static int samsung_pll1031x_set_rate(struct clk_hw *hw, unsigned long drate,
+ unsigned long prate)
+{
+ struct samsung_clk_pll *pll = to_clk_pll(hw);
+ const struct samsung_pll_rate_table *rate;
+ u32 con0, con3;
+
+ /* Get required rate settings from table */
+ rate = samsung_get_pll_settings(pll, drate);
+ if (!rate) {
+ pr_err("%s: Invalid rate : %lu for pll clk %s\n", __func__,
+ drate, clk_hw_get_name(hw));
+ return -EINVAL;
+ }
+
+ con0 = readl_relaxed(pll->con_reg);
+ con3 = readl_relaxed(pll->con_reg + 0xc);
+
+ if (!(samsung_pll1031x_mpk_change(con0, con3, rate))) {
+ /* If only s change, change just s value only */
+ con0 &= ~(PLL1031X_SDIV_MASK << PLL1031X_SDIV_SHIFT);
+ con0 |= rate->sdiv << PLL1031X_SDIV_SHIFT;
+ writel_relaxed(con0, pll->con_reg);
+
+ return 0;
+ }
+
+ /* Set PLL lock time. */
+ writel_relaxed(rate->pdiv * PLL1031X_LOCK_FACTOR, pll->lock_reg);
+
+ /* Set PLL M, P, and S values. */
+ con0 &= ~((PLL1031X_MDIV_MASK << PLL1031X_MDIV_SHIFT) |
+ (PLL1031X_PDIV_MASK << PLL1031X_PDIV_SHIFT) |
+ (PLL1031X_SDIV_MASK << PLL1031X_SDIV_SHIFT));
+
+ con0 |= (rate->mdiv << PLL1031X_MDIV_SHIFT) |
+ (rate->pdiv << PLL1031X_PDIV_SHIFT) |
+ (rate->sdiv << PLL1031X_SDIV_SHIFT);
+
+ /* Set PLL K, MFR and MRR values. */
+ con3 = readl_relaxed(pll->con_reg + 0xc);
+ con3 &= ~((PLL1031X_KDIV_MASK << PLL1031X_KDIV_SHIFT) |
+ (PLL1031X_MFR_MASK << PLL1031X_MFR_SHIFT) |
+ (PLL1031X_MRR_MASK << PLL1031X_MRR_SHIFT));
+ con3 |= (rate->kdiv << PLL1031X_KDIV_SHIFT) |
+ (rate->mfr << PLL1031X_MFR_SHIFT) |
+ (rate->mrr << PLL1031X_MRR_SHIFT);
+
+ /* Write configuration to PLL */
+ writel_relaxed(con0, pll->con_reg);
+ writel_relaxed(con3, pll->con_reg + 0xc);
+
+ /* Wait for PLL lock if the PLL is enabled */
+ return samsung_pll_lock_wait(pll, BIT(pll->lock_offs));
+}
+
+static const struct clk_ops samsung_pll1031x_clk_ops = {
+ .recalc_rate = samsung_pll1031x_recalc_rate,
+ .determine_rate = samsung_pll_determine_rate,
+ .set_rate = samsung_pll1031x_set_rate,
+};
+
+static const struct clk_ops samsung_pll1031x_clk_min_ops = {
+ .recalc_rate = samsung_pll1031x_recalc_rate,
+};
+
static void __init _samsung_clk_register_pll(struct samsung_clk_provider *ctx,
const struct samsung_pll_clock *pll_clk)
{
@@ -1373,6 +1476,7 @@ static void __init _samsung_clk_register_pll(struct samsung_clk_provider *ctx,
case pll_1451x:
case pll_1452x:
case pll_142xx:
+ case pll_1017x:
pll->enable_offs = PLL35XX_ENABLE_SHIFT;
pll->lock_offs = PLL35XX_LOCK_STAT_SHIFT;
if (!pll->rate_table)
@@ -1468,6 +1572,12 @@ static void __init _samsung_clk_register_pll(struct samsung_clk_provider *ctx,
case pll_4311:
init.ops = &samsung_pll531x_clk_ops;
break;
+ case pll_1031x:
+ if (!pll->rate_table)
+ init.ops = &samsung_pll1031x_clk_min_ops;
+ else
+ init.ops = &samsung_pll1031x_clk_ops;
+ break;
default:
pr_warn("%s: Unknown pll type for pll clk %s\n",
__func__, pll_clk->name);
diff --git a/drivers/clk/samsung/clk-pll.h b/drivers/clk/samsung/clk-pll.h
index e9a5f8e0e0a3..6c8bb7f26da5 100644
--- a/drivers/clk/samsung/clk-pll.h
+++ b/drivers/clk/samsung/clk-pll.h
@@ -49,6 +49,8 @@ enum samsung_pll_type {
pll_0718x,
pll_0732x,
pll_4311,
+ pll_1017x,
+ pll_1031x,
};
#define PLL_RATE(_fin, _m, _p, _s, _k, _ks) \
diff --git a/drivers/clk/samsung/clk-s5pv210-audss.c b/drivers/clk/samsung/clk-s5pv210-audss.c
index b1fd8fac3a4c..c9fcb23de183 100644
--- a/drivers/clk/samsung/clk-s5pv210-audss.c
+++ b/drivers/clk/samsung/clk-s5pv210-audss.c
@@ -36,7 +36,7 @@ static unsigned long reg_save[][2] = {
{ASS_CLK_GATE, 0},
};
-static int s5pv210_audss_clk_suspend(void)
+static int s5pv210_audss_clk_suspend(void *data)
{
int i;
@@ -46,7 +46,7 @@ static int s5pv210_audss_clk_suspend(void)
return 0;
}
-static void s5pv210_audss_clk_resume(void)
+static void s5pv210_audss_clk_resume(void *data)
{
int i;
@@ -54,10 +54,14 @@ static void s5pv210_audss_clk_resume(void)
writel(reg_save[i][1], reg_base + reg_save[i][0]);
}
-static struct syscore_ops s5pv210_audss_clk_syscore_ops = {
+static const struct syscore_ops s5pv210_audss_clk_syscore_ops = {
.suspend = s5pv210_audss_clk_suspend,
.resume = s5pv210_audss_clk_resume,
};
+
+static struct syscore s5pv210_audss_clk_syscore = {
+ .ops = &s5pv210_audss_clk_syscore_ops,
+};
#endif /* CONFIG_PM_SLEEP */
/* register s5pv210_audss clocks */
@@ -175,7 +179,7 @@ static int s5pv210_audss_clk_probe(struct platform_device *pdev)
}
#ifdef CONFIG_PM_SLEEP
- register_syscore_ops(&s5pv210_audss_clk_syscore_ops);
+ register_syscore(&s5pv210_audss_clk_syscore);
#endif
return 0;
diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c
index dbc9925ca8f4..c149ca6c2217 100644
--- a/drivers/clk/samsung/clk.c
+++ b/drivers/clk/samsung/clk.c
@@ -271,7 +271,7 @@ void __init samsung_clk_of_register_fixed_ext(struct samsung_clk_provider *ctx,
}
#ifdef CONFIG_PM_SLEEP
-static int samsung_clk_suspend(void)
+static int samsung_clk_suspend(void *data)
{
struct samsung_clock_reg_cache *reg_cache;
@@ -284,7 +284,7 @@ static int samsung_clk_suspend(void)
return 0;
}
-static void samsung_clk_resume(void)
+static void samsung_clk_resume(void *data)
{
struct samsung_clock_reg_cache *reg_cache;
@@ -293,11 +293,15 @@ static void samsung_clk_resume(void)
reg_cache->rd_num);
}
-static struct syscore_ops samsung_clk_syscore_ops = {
+static const struct syscore_ops samsung_clk_syscore_ops = {
.suspend = samsung_clk_suspend,
.resume = samsung_clk_resume,
};
+static struct syscore samsung_clk_syscore = {
+ .ops = &samsung_clk_syscore_ops,
+};
+
void samsung_clk_extended_sleep_init(void __iomem *reg_base,
const unsigned long *rdump,
unsigned long nr_rdump,
@@ -316,7 +320,7 @@ void samsung_clk_extended_sleep_init(void __iomem *reg_base,
panic("could not allocate register dump storage.\n");
if (list_empty(&clock_reg_cache_list))
- register_syscore_ops(&samsung_clk_syscore_ops);
+ register_syscore(&samsung_clk_syscore);
reg_cache->reg_base = reg_base;
reg_cache->rd_num = nr_rdump;
diff --git a/drivers/clk/sifive/fu540-prci.h b/drivers/clk/sifive/fu540-prci.h
index e0173324f3c5..d45193c210b4 100644
--- a/drivers/clk/sifive/fu540-prci.h
+++ b/drivers/clk/sifive/fu540-prci.h
@@ -49,7 +49,7 @@ static struct __prci_wrpll_data sifive_fu540_prci_gemgxlpll_data = {
static const struct clk_ops sifive_fu540_prci_wrpll_clk_ops = {
.set_rate = sifive_prci_wrpll_set_rate,
- .round_rate = sifive_prci_wrpll_round_rate,
+ .determine_rate = sifive_prci_wrpll_determine_rate,
.recalc_rate = sifive_prci_wrpll_recalc_rate,
.enable = sifive_prci_clock_enable,
.disable = sifive_prci_clock_disable,
diff --git a/drivers/clk/sifive/fu740-prci.h b/drivers/clk/sifive/fu740-prci.h
index f31cd30fc395..c605a899d97d 100644
--- a/drivers/clk/sifive/fu740-prci.h
+++ b/drivers/clk/sifive/fu740-prci.h
@@ -55,7 +55,7 @@ static struct __prci_wrpll_data sifive_fu740_prci_cltxpll_data = {
static const struct clk_ops sifive_fu740_prci_wrpll_clk_ops = {
.set_rate = sifive_prci_wrpll_set_rate,
- .round_rate = sifive_prci_wrpll_round_rate,
+ .determine_rate = sifive_prci_wrpll_determine_rate,
.recalc_rate = sifive_prci_wrpll_recalc_rate,
.enable = sifive_prci_clock_enable,
.disable = sifive_prci_clock_disable,
diff --git a/drivers/clk/sifive/sifive-prci.c b/drivers/clk/sifive/sifive-prci.c
index caba0400f8a2..4d1cc7adb2b3 100644
--- a/drivers/clk/sifive/sifive-prci.c
+++ b/drivers/clk/sifive/sifive-prci.c
@@ -183,9 +183,8 @@ unsigned long sifive_prci_wrpll_recalc_rate(struct clk_hw *hw,
return wrpll_calc_output_rate(&pwd->c, parent_rate);
}
-long sifive_prci_wrpll_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *parent_rate)
+int sifive_prci_wrpll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct __prci_clock *pc = clk_hw_to_prci_clock(hw);
struct __prci_wrpll_data *pwd = pc->pwd;
@@ -193,9 +192,11 @@ long sifive_prci_wrpll_round_rate(struct clk_hw *hw,
memcpy(&c, &pwd->c, sizeof(c));
- wrpll_configure_for_rate(&c, rate, *parent_rate);
+ wrpll_configure_for_rate(&c, req->rate, req->best_parent_rate);
- return wrpll_calc_output_rate(&c, *parent_rate);
+ req->rate = wrpll_calc_output_rate(&c, req->best_parent_rate);
+
+ return 0;
}
int sifive_prci_wrpll_set_rate(struct clk_hw *hw,
diff --git a/drivers/clk/sifive/sifive-prci.h b/drivers/clk/sifive/sifive-prci.h
index 91658a88af4e..d74b2bddd08a 100644
--- a/drivers/clk/sifive/sifive-prci.h
+++ b/drivers/clk/sifive/sifive-prci.h
@@ -291,8 +291,8 @@ void sifive_prci_hfpclkpllsel_use_hfclk(struct __prci_data *pd);
void sifive_prci_hfpclkpllsel_use_hfpclkpll(struct __prci_data *pd);
/* Linux clock framework integration */
-long sifive_prci_wrpll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate);
+int sifive_prci_wrpll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req);
int sifive_prci_wrpll_set_rate(struct clk_hw *hw, unsigned long rate,
unsigned long parent_rate);
int sifive_clk_is_enabled(struct clk_hw *hw);
diff --git a/drivers/clk/socfpga/Kconfig b/drivers/clk/socfpga/Kconfig
index 0cf16b894efb..d88277e2a898 100644
--- a/drivers/clk/socfpga/Kconfig
+++ b/drivers/clk/socfpga/Kconfig
@@ -13,7 +13,7 @@ config CLK_INTEL_SOCFPGA32
default ARM && ARCH_INTEL_SOCFPGA
config CLK_INTEL_SOCFPGA64
- bool "Intel Stratix / Agilex / N5X clock controller support" if COMPILE_TEST && (!ARM64 || !ARCH_INTEL_SOCFPGA)
+ bool "Intel Stratix / Agilex / N5X / Agilex5 clock controller support" if COMPILE_TEST && (!ARM64 || !ARCH_INTEL_SOCFPGA)
default ARM64 && ARCH_INTEL_SOCFPGA
endif # CLK_INTEL_SOCFPGA
diff --git a/drivers/clk/socfpga/Makefile b/drivers/clk/socfpga/Makefile
index e8dfce339c91..a1ea2b988eaf 100644
--- a/drivers/clk/socfpga/Makefile
+++ b/drivers/clk/socfpga/Makefile
@@ -3,4 +3,4 @@ obj-$(CONFIG_CLK_INTEL_SOCFPGA32) += clk.o clk-gate.o clk-pll.o clk-periph.o \
clk-pll-a10.o clk-periph-a10.o clk-gate-a10.o
obj-$(CONFIG_CLK_INTEL_SOCFPGA64) += clk-s10.o \
clk-pll-s10.o clk-periph-s10.o clk-gate-s10.o \
- clk-agilex.o
+ clk-agilex.o clk-agilex5.o
diff --git a/drivers/clk/socfpga/clk-agilex5.c b/drivers/clk/socfpga/clk-agilex5.c
new file mode 100644
index 000000000000..f7f0ad884f64
--- /dev/null
+++ b/drivers/clk/socfpga/clk-agilex5.c
@@ -0,0 +1,561 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022-2024, Intel Corporation
+ * Copyright (C) 2025, Altera Corporation
+ */
+#include <linux/slab.h>
+#include <linux/clk-provider.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <dt-bindings/clock/intel,agilex5-clkmgr.h>
+#include "stratix10-clk.h"
+#include "clk.h"
+
+/* External parent clocks come from DT via fw_name */
+static const char * const boot_pll_parents[] = {
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+};
+
+static const char * const main_pll_parents[] = {
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const periph_pll_parents[] = {
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+};
+
+/* Core free muxes */
+static const char * const core0_free_mux[] = {
+ "main_pll_c1",
+ "peri_pll_c0",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const core1_free_mux[] = {
+ "main_pll_c1",
+ "peri_pll_c0",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const core2_free_mux[] = {
+ "main_pll_c0",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const core3_free_mux[] = {
+ "main_pll_c0",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const dsu_free_mux[] = {
+ "main_pll_c2",
+ "peri_pll_c0",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const noc_free_mux[] = {
+ "main_pll_c3",
+ "peri_pll_c1",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const emac_ptp_free_mux[] = {
+ "main_pll_c3",
+ "peri_pll_c3",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const emaca_free_mux[] = {
+ "main_pll_c2",
+ "peri_pll_c3",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const emacb_free_mux[] = {
+ "main_pll_c3",
+ "peri_pll_c3",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const gpio_db_free_mux[] = {
+ "main_pll_c3",
+ "peri_pll_c1",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const psi_ref_free_mux[] = {
+ "main_pll_c1",
+ "peri_pll_c3",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const usb31_free_mux[] = {
+ "main_pll_c3",
+ "peri_pll_c2",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const s2f_user0_free_mux[] = {
+ "main_pll_c1",
+ "peri_pll_c3",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+static const char * const s2f_user1_free_mux[] = {
+ "main_pll_c1",
+ "peri_pll_c3",
+ "osc1",
+ "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",
+};
+
+/* Secondary muxes between free_clk and boot_clk */
+static const char * const core0_mux[] = {
+ "core0_free_clk",
+ "boot_clk",
+};
+
+static const char * const core1_mux[] = {
+ "core1_free_clk",
+ "boot_clk",
+};
+
+static const char * const core2_mux[] = {
+ "core2_free_clk",
+ "boot_clk",
+};
+
+static const char * const core3_mux[] = {
+ "core3_free_clk",
+ "boot_clk",
+};
+
+static const char * const dsu_mux[] = {
+ "dsu_free_clk",
+ "boot_clk",
+};
+
+static const char * const noc_mux[] = {
+ "noc_free_clk",
+ "boot_clk",
+};
+
+static const char * const emac_mux[] = {
+ "emaca_free_clk",
+ "emacb_free_clk",
+ "boot_clk",
+};
+
+static const char * const s2f_user0_mux[] = {
+ "s2f_user0_free_clk",
+ "boot_clk",
+};
+
+static const char * const s2f_user1_mux[] = {
+ "s2f_user1_free_clk",
+ "boot_clk",
+};
+
+static const char * const psi_mux[] = {
+ "psi_ref_free_clk",
+ "boot_clk",
+};
+
+static const char * const gpio_db_mux[] = {
+ "gpio_db_free_clk",
+ "boot_clk",
+};
+
+static const char * const emac_ptp_mux[] = {
+ "emac_ptp_free_clk",
+ "boot_clk",
+};
+
+static const char * const usb31_mux[] = {
+ "usb31_free_clk",
+ "boot_clk",
+};
+
+static const struct agilex5_pll_clock agilex5_pll_clks[] = {
+ {
+ .id = AGILEX5_BOOT_CLK,
+ .name = "boot_clk",
+ .parent_names = boot_pll_parents,
+ .num_parents = ARRAY_SIZE(boot_pll_parents),
+ .flags = 0,
+ .offset = 0x0,
+ },
+ {
+ .id = AGILEX5_MAIN_PLL_CLK,
+ .name = "main_pll",
+ .parent_names = main_pll_parents,
+ .num_parents = ARRAY_SIZE(main_pll_parents),
+ .flags = 0,
+ .offset = 0x48,
+ },
+ {
+ .id = AGILEX5_PERIPH_PLL_CLK,
+ .name = "periph_pll",
+ .parent_names = periph_pll_parents,
+ .num_parents = ARRAY_SIZE(periph_pll_parents),
+ .flags = 0,
+ .offset = 0x9C,
+ },
+};
+
+/* Main PLL C0, C1, C2, C3 and Peri PLL C0, C1, C2, C3. With ping-pong counter. */
+static const struct stratix10_perip_c_clock agilex5_main_perip_c_clks[] = {
+ { AGILEX5_MAIN_PLL_C0_CLK, "main_pll_c0", "main_pll", NULL, 1, 0,
+ 0x5C },
+ { AGILEX5_MAIN_PLL_C1_CLK, "main_pll_c1", "main_pll", NULL, 1, 0,
+ 0x60 },
+ { AGILEX5_MAIN_PLL_C2_CLK, "main_pll_c2", "main_pll", NULL, 1, 0,
+ 0x64 },
+ { AGILEX5_MAIN_PLL_C3_CLK, "main_pll_c3", "main_pll", NULL, 1, 0,
+ 0x68 },
+ { AGILEX5_PERIPH_PLL_C0_CLK, "peri_pll_c0", "periph_pll", NULL, 1, 0,
+ 0xB0 },
+ { AGILEX5_PERIPH_PLL_C1_CLK, "peri_pll_c1", "periph_pll", NULL, 1, 0,
+ 0xB4 },
+ { AGILEX5_PERIPH_PLL_C2_CLK, "peri_pll_c2", "periph_pll", NULL, 1, 0,
+ 0xB8 },
+ { AGILEX5_PERIPH_PLL_C3_CLK, "peri_pll_c3", "periph_pll", NULL, 1, 0,
+ 0xBC },
+};
+
+/* Non-SW clock-gated enabled clocks */
+static const struct agilex5_perip_cnt_clock agilex5_main_perip_cnt_clks[] = {
+ { AGILEX5_CORE0_FREE_CLK, "core0_free_clk", core0_free_mux,
+ ARRAY_SIZE(core0_free_mux), 0, 0x0100, 0, 0, 0},
+ { AGILEX5_CORE1_FREE_CLK, "core1_free_clk", core1_free_mux,
+ ARRAY_SIZE(core1_free_mux), 0, 0x0104, 0, 0, 0},
+ { AGILEX5_CORE2_FREE_CLK, "core2_free_clk", core2_free_mux,
+ ARRAY_SIZE(core2_free_mux), 0, 0x010C, 0, 0, 0},
+ { AGILEX5_CORE3_FREE_CLK, "core3_free_clk", core3_free_mux,
+ ARRAY_SIZE(core3_free_mux), 0, 0x0110, 0, 0, 0},
+ { AGILEX5_DSU_FREE_CLK, "dsu_free_clk", dsu_free_mux,
+ ARRAY_SIZE(dsu_free_mux), 0, 0xfc, 0, 0, 0},
+ { AGILEX5_NOC_FREE_CLK, "noc_free_clk", noc_free_mux,
+ ARRAY_SIZE(noc_free_mux), 0, 0x40, 0, 0, 0 },
+ { AGILEX5_EMAC_A_FREE_CLK, "emaca_free_clk", emaca_free_mux,
+ ARRAY_SIZE(emaca_free_mux), 0, 0xD4, 0, 0x88, 0 },
+ { AGILEX5_EMAC_B_FREE_CLK, "emacb_free_clk", emacb_free_mux,
+ ARRAY_SIZE(emacb_free_mux), 0, 0xD8, 0, 0x88, 1 },
+ { AGILEX5_EMAC_PTP_FREE_CLK, "emac_ptp_free_clk", emac_ptp_free_mux,
+ ARRAY_SIZE(emac_ptp_free_mux), 0, 0xDC, 0, 0x88, 2 },
+ { AGILEX5_GPIO_DB_FREE_CLK, "gpio_db_free_clk", gpio_db_free_mux,
+ ARRAY_SIZE(gpio_db_free_mux), 0, 0xE0, 0, 0x88, 3 },
+ { AGILEX5_S2F_USER0_FREE_CLK, "s2f_user0_free_clk", s2f_user0_free_mux,
+ ARRAY_SIZE(s2f_user0_free_mux), 0, 0xE8, 0, 0x30, 2 },
+ { AGILEX5_S2F_USER1_FREE_CLK, "s2f_user1_free_clk", s2f_user1_free_mux,
+ ARRAY_SIZE(s2f_user1_free_mux), 0, 0xEC, 0, 0x88, 5 },
+ { AGILEX5_PSI_REF_FREE_CLK, "psi_ref_free_clk", psi_ref_free_mux,
+ ARRAY_SIZE(psi_ref_free_mux), 0, 0xF0, 0, 0x88, 6 },
+ { AGILEX5_USB31_FREE_CLK, "usb31_free_clk", usb31_free_mux,
+ ARRAY_SIZE(usb31_free_mux), 0, 0xF8, 0, 0x88, 7},
+};
+
+static const char * const cs_pdbg_parents[] = { "cs_at_clk" };
+static const char * const usb31_bus_clk_early_parents[] = { "l4_main_clk" };
+static const char * const l4_mp_clk_parent[] = { "l4_mp_clk" };
+static const char * const l4_sp_clk_parent[] = { "l4_sp_clk" };
+static const char * const dfi_clk_parent[] = { "dfi_clk" };
+
+/* SW Clock gate enabled clocks */
+static const struct agilex5_gate_clock agilex5_gate_clks[] = {
+ { AGILEX5_CORE0_CLK, "core0_clk", core0_mux,
+ ARRAY_SIZE(core0_mux), 0, 0x24, 8, 0, 0, 0, 0x30, 5, 0 },
+ { AGILEX5_CORE1_CLK, "core1_clk", core1_mux,
+ ARRAY_SIZE(core1_mux), 0, 0x24, 9, 0, 0, 0, 0x30, 5, 0 },
+ { AGILEX5_CORE2_CLK, "core2_clk", core2_mux,
+ ARRAY_SIZE(core2_mux), 0, 0x24, 10, 0, 0, 0, 0x30, 6, 0 },
+ { AGILEX5_CORE3_CLK, "core3_clk", core3_mux,
+ ARRAY_SIZE(core3_mux), 0, 0x24, 11, 0, 0, 0, 0x30, 7, 0 },
+ { AGILEX5_MPU_CLK, "dsu_clk", dsu_mux, ARRAY_SIZE(dsu_mux), 0, 0, 0,
+ 0, 0, 0, 0x34, 4, 0 },
+ { AGILEX5_MPU_PERIPH_CLK, "mpu_periph_clk", dsu_mux,
+ ARRAY_SIZE(dsu_mux), 0, 0, 0, 0x44, 20, 2, 0x34, 4, 0 },
+ { AGILEX5_MPU_CCU_CLK, "mpu_ccu_clk", dsu_mux,
+ ARRAY_SIZE(dsu_mux), 0, 0, 0, 0x44, 18, 2, 0x34, 4, 0 },
+ { AGILEX5_L4_MAIN_CLK, "l4_main_clk", noc_mux, ARRAY_SIZE(noc_mux),
+ CLK_IS_CRITICAL, 0x24, 1, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_L4_MP_CLK, "l4_mp_clk", noc_mux, ARRAY_SIZE(noc_mux), 0,
+ 0x24, 2, 0x44, 4, 2, 0x30, 1, 0 },
+ { AGILEX5_L4_SYS_FREE_CLK, "l4_sys_free_clk", noc_mux,
+ ARRAY_SIZE(noc_mux), 0, 0, 0, 0x44, 2, 2, 0x30, 1, 0 },
+ { AGILEX5_L4_SP_CLK, "l4_sp_clk", noc_mux, ARRAY_SIZE(noc_mux),
+ CLK_IS_CRITICAL, 0x24, 3, 0x44, 6, 2, 0x30, 1, 0 },
+
+ /* Core sight clocks*/
+ { AGILEX5_CS_AT_CLK, "cs_at_clk", noc_mux, ARRAY_SIZE(noc_mux), 0,
+ 0x24, 4, 0x44, 24, 2, 0x30, 1, 0 },
+ { AGILEX5_CS_TRACE_CLK, "cs_trace_clk", noc_mux,
+ ARRAY_SIZE(noc_mux), 0, 0x24, 4, 0x44, 26, 2, 0x30, 1, 0 },
+ { AGILEX5_CS_PDBG_CLK, "cs_pdbg_clk", cs_pdbg_parents, 1, 0, 0x24, 4,
+ 0x44, 28, 1, 0, 0, 0 },
+
+ /* Main Peripheral PLL1 Begin */
+ { AGILEX5_EMAC0_CLK, "emac0_clk", emac_mux, ARRAY_SIZE(emac_mux),
+ 0, 0x7C, 0, 0, 0, 0, 0x94, 26, 0 },
+ { AGILEX5_EMAC1_CLK, "emac1_clk", emac_mux, ARRAY_SIZE(emac_mux),
+ 0, 0x7C, 1, 0, 0, 0, 0x94, 27, 0 },
+ { AGILEX5_EMAC2_CLK, "emac2_clk", emac_mux, ARRAY_SIZE(emac_mux),
+ 0, 0x7C, 2, 0, 0, 0, 0x94, 28, 0 },
+ { AGILEX5_EMAC_PTP_CLK, "emac_ptp_clk", emac_ptp_mux,
+ ARRAY_SIZE(emac_ptp_mux), 0, 0x7C, 3, 0, 0, 0, 0x88, 2, 0 },
+ { AGILEX5_GPIO_DB_CLK, "gpio_db_clk", gpio_db_mux,
+ ARRAY_SIZE(gpio_db_mux), 0, 0x7C, 4, 0x98, 0, 16, 0x88, 3, 1 },
+ /* Main Peripheral PLL1 End */
+
+ /* Peripheral clocks */
+ { AGILEX5_S2F_USER0_CLK, "s2f_user0_clk", s2f_user0_mux,
+ ARRAY_SIZE(s2f_user0_mux), 0, 0x24, 6, 0, 0, 0, 0x30, 2, 0 },
+ { AGILEX5_S2F_USER1_CLK, "s2f_user1_clk", s2f_user1_mux,
+ ARRAY_SIZE(s2f_user1_mux), 0, 0x7C, 6, 0, 0, 0, 0x88, 5, 0 },
+ { AGILEX5_PSI_REF_CLK, "psi_ref_clk", psi_mux,
+ ARRAY_SIZE(psi_mux), 0, 0x7C, 7, 0, 0, 0, 0x88, 6, 0 },
+ { AGILEX5_USB31_SUSPEND_CLK, "usb31_suspend_clk", usb31_mux,
+ ARRAY_SIZE(usb31_mux), 0, 0x7C, 25, 0, 0, 0, 0x88, 7, 0 },
+ { AGILEX5_USB31_BUS_CLK_EARLY, "usb31_bus_clk_early", usb31_bus_clk_early_parents,
+ 1, 0, 0x7C, 25, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_USB2OTG_HCLK, "usb2otg_hclk", l4_mp_clk_parent, 1, 0, 0x7C,
+ 8, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SPIM_0_CLK, "spim_0_clk", l4_mp_clk_parent, 1, 0, 0x7C, 9,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SPIM_1_CLK, "spim_1_clk", l4_mp_clk_parent, 1, 0, 0x7C, 11,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SPIS_0_CLK, "spis_0_clk", l4_sp_clk_parent, 1, 0, 0x7C, 12,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SPIS_1_CLK, "spis_1_clk", l4_sp_clk_parent, 1, 0, 0x7C, 13,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_DMA_CORE_CLK, "dma_core_clk", l4_mp_clk_parent, 1, 0, 0x7C,
+ 14, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_DMA_HS_CLK, "dma_hs_clk", l4_mp_clk_parent, 1, 0, 0x7C, 14,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_I3C_0_CORE_CLK, "i3c_0_core_clk", l4_mp_clk_parent, 1, 0,
+ 0x7C, 18, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_I3C_1_CORE_CLK, "i3c_1_core_clk", l4_mp_clk_parent, 1, 0,
+ 0x7C, 19, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_I2C_0_PCLK, "i2c_0_pclk", l4_sp_clk_parent, 1, 0, 0x7C, 15,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_I2C_1_PCLK, "i2c_1_pclk", l4_sp_clk_parent, 1, 0, 0x7C, 16,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_I2C_EMAC0_PCLK, "i2c_emac0_pclk", l4_sp_clk_parent, 1, 0,
+ 0x7C, 17, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_I2C_EMAC1_PCLK, "i2c_emac1_pclk", l4_sp_clk_parent, 1, 0,
+ 0x7C, 22, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_I2C_EMAC2_PCLK, "i2c_emac2_pclk", l4_sp_clk_parent, 1, 0,
+ 0x7C, 27, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_UART_0_PCLK, "uart_0_pclk", l4_sp_clk_parent, 1, 0, 0x7C, 20,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_UART_1_PCLK, "uart_1_pclk", l4_sp_clk_parent, 1, 0, 0x7C, 21,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SPTIMER_0_PCLK, "sptimer_0_pclk", l4_sp_clk_parent, 1, 0,
+ 0x7C, 23, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SPTIMER_1_PCLK, "sptimer_1_pclk", l4_sp_clk_parent, 1, 0,
+ 0x7C, 24, 0, 0, 0, 0, 0, 0 },
+
+ /*NAND, SD/MMC and SoftPHY overall clocking*/
+ { AGILEX5_DFI_CLK, "dfi_clk", l4_mp_clk_parent, 1, 0, 0, 0, 0x44, 16,
+ 2, 0, 0, 0 },
+ { AGILEX5_NAND_NF_CLK, "nand_nf_clk", dfi_clk_parent, 1, 0, 0x7C, 10,
+ 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_NAND_BCH_CLK, "nand_bch_clk", l4_mp_clk_parent, 1, 0, 0x7C,
+ 10, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SDMMC_SDPHY_REG_CLK, "sdmmc_sdphy_reg_clk", l4_mp_clk_parent,
+ 1, 0, 0x7C, 5, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SDMCLK, "sdmclk", dfi_clk_parent, 1, 0, 0x7C, 5, 0, 0, 0,
+ 0, 0, 0 },
+ { AGILEX5_SOFTPHY_REG_PCLK, "softphy_reg_pclk", l4_mp_clk_parent, 1, 0,
+ 0x7C, 26, 0, 0, 0, 0, 0, 0 },
+ { AGILEX5_SOFTPHY_PHY_CLK, "softphy_phy_clk", l4_mp_clk_parent, 1, 0,
+ 0x7C, 26, 0x44, 16, 2, 0, 0, 0 },
+ { AGILEX5_SOFTPHY_CTRL_CLK, "softphy_ctrl_clk", dfi_clk_parent, 1, 0,
+ 0x7C, 26, 0, 0, 0, 0, 0, 0 },
+};
+
+static int
+agilex5_clk_register_c_perip(const struct stratix10_perip_c_clock *clks,
+ int nums, struct stratix10_clock_data *data)
+{
+ struct clk_hw *hw_clk;
+ void __iomem *base = data->base;
+ int i;
+
+ for (i = 0; i < nums; i++) {
+ hw_clk = s10_register_periph(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
+ pr_err("%s: failed to register clock %s\n", __func__,
+ clks[i].name);
+ continue;
+ }
+ data->clk_data.hws[clks[i].id] = hw_clk;
+ }
+ return 0;
+}
+
+static int
+agilex5_clk_register_cnt_perip(const struct agilex5_perip_cnt_clock *clks,
+ int nums, struct stratix10_clock_data *data)
+{
+ struct clk_hw *hw_clk;
+ void __iomem *base = data->base;
+ int i;
+
+ for (i = 0; i < nums; i++) {
+ hw_clk = agilex5_register_cnt_periph(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
+ pr_err("%s: failed to register clock %s\n", __func__,
+ clks[i].name);
+ continue;
+ }
+ data->clk_data.hws[clks[i].id] = hw_clk;
+ }
+
+ return 0;
+}
+
+static int agilex5_clk_register_gate(const struct agilex5_gate_clock *clks,
+ int nums,
+ struct stratix10_clock_data *data)
+{
+ struct clk_hw *hw_clk;
+ void __iomem *base = data->base;
+ int i;
+
+ for (i = 0; i < nums; i++) {
+ hw_clk = agilex5_register_gate(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
+ pr_err("%s: failed to register clock %s\n", __func__,
+ clks[i].name);
+ continue;
+ }
+ data->clk_data.hws[clks[i].id] = hw_clk;
+ }
+
+ return 0;
+}
+
+static int agilex5_clk_register_pll(const struct agilex5_pll_clock *clks,
+ int nums, struct stratix10_clock_data *data)
+{
+ struct clk_hw *hw_clk;
+ void __iomem *base = data->base;
+ int i;
+
+ for (i = 0; i < nums; i++) {
+ hw_clk = agilex5_register_pll(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
+ pr_err("%s: failed to register clock %s\n", __func__,
+ clks[i].name);
+ continue;
+ }
+ data->clk_data.hws[clks[i].id] = hw_clk;
+ }
+
+ return 0;
+}
+
+static int agilex5_clkmgr_init(struct platform_device *pdev)
+{
+ struct device_node *np = pdev->dev.of_node;
+ struct device *dev = &pdev->dev;
+ struct stratix10_clock_data *clk_data;
+ void __iomem *base;
+ int i, num_clks;
+
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ num_clks = AGILEX5_NUM_CLKS;
+
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, clk_data.hws,
+ num_clks), GFP_KERNEL);
+ if (!clk_data)
+ return -ENOMEM;
+
+ clk_data->base = base;
+ clk_data->clk_data.num = num_clks;
+
+ for (i = 0; i < num_clks; i++)
+ clk_data->clk_data.hws[i] = ERR_PTR(-ENOENT);
+
+ agilex5_clk_register_pll(agilex5_pll_clks, ARRAY_SIZE(agilex5_pll_clks),
+ clk_data);
+
+ /* mainPLL C0, C1, C2, C3 and periph PLL C0, C1, C2, C3*/
+ agilex5_clk_register_c_perip(agilex5_main_perip_c_clks,
+ ARRAY_SIZE(agilex5_main_perip_c_clks),
+ clk_data);
+
+ agilex5_clk_register_cnt_perip(agilex5_main_perip_cnt_clks,
+ ARRAY_SIZE(agilex5_main_perip_cnt_clks),
+ clk_data);
+
+ agilex5_clk_register_gate(agilex5_gate_clks,
+ ARRAY_SIZE(agilex5_gate_clks), clk_data);
+
+ of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &clk_data->clk_data);
+ return 0;
+}
+
+static int agilex5_clkmgr_probe(struct platform_device *pdev)
+{
+ int (*probe_func)(struct platform_device *init_func);
+
+ probe_func = of_device_get_match_data(&pdev->dev);
+ if (!probe_func)
+ return -ENODEV;
+ return probe_func(pdev);
+}
+
+static const struct of_device_id agilex5_clkmgr_match_table[] = {
+ { .compatible = "intel,agilex5-clkmgr", .data = agilex5_clkmgr_init },
+ {}
+};
+
+static struct platform_driver agilex5_clkmgr_driver = {
+ .probe = agilex5_clkmgr_probe,
+ .driver = {
+ .name = "agilex5-clkmgr",
+ .suppress_bind_attrs = true,
+ .of_match_table = agilex5_clkmgr_match_table,
+ },
+};
+
+static int __init agilex5_clk_init(void)
+{
+ return platform_driver_register(&agilex5_clkmgr_driver);
+}
+core_initcall(agilex5_clk_init);
diff --git a/drivers/clk/socfpga/clk-gate-s10.c b/drivers/clk/socfpga/clk-gate-s10.c
index 3930d922efb4..dce3ef137bf3 100644
--- a/drivers/clk/socfpga/clk-gate-s10.c
+++ b/drivers/clk/socfpga/clk-gate-s10.c
@@ -239,3 +239,56 @@ struct clk_hw *agilex_register_gate(const struct stratix10_gate_clock *clks, voi
}
return hw_clk;
}
+
+struct clk_hw *agilex5_register_gate(const struct agilex5_gate_clock *clks, void __iomem *regbase)
+{
+ struct clk_hw *hw_clk;
+ struct socfpga_gate_clk *socfpga_clk;
+ struct clk_init_data init;
+ int ret;
+
+ socfpga_clk = kzalloc(sizeof(*socfpga_clk), GFP_KERNEL);
+ if (!socfpga_clk)
+ return NULL;
+
+ socfpga_clk->hw.reg = regbase + clks->gate_reg;
+ socfpga_clk->hw.bit_idx = clks->gate_idx;
+
+ gateclk_ops.enable = clk_gate_ops.enable;
+ gateclk_ops.disable = clk_gate_ops.disable;
+
+ socfpga_clk->fixed_div = clks->fixed_div;
+
+ if (clks->div_reg)
+ socfpga_clk->div_reg = regbase + clks->div_reg;
+ else
+ socfpga_clk->div_reg = NULL;
+
+ socfpga_clk->width = clks->div_width;
+ socfpga_clk->shift = clks->div_offset;
+
+ if (clks->bypass_reg)
+ socfpga_clk->bypass_reg = regbase + clks->bypass_reg;
+ else
+ socfpga_clk->bypass_reg = NULL;
+ socfpga_clk->bypass_shift = clks->bypass_shift;
+
+ if (streq(clks->name, "cs_pdbg_clk"))
+ init.ops = &dbgclk_ops;
+ else
+ init.ops = &agilex_gateclk_ops;
+
+ init.name = clks->name;
+ init.flags = clks->flags;
+ init.num_parents = clks->num_parents;
+ init.parent_names = clks->parent_names;
+ socfpga_clk->hw.hw.init = &init;
+ hw_clk = &socfpga_clk->hw.hw;
+
+ ret = clk_hw_register(NULL, &socfpga_clk->hw.hw);
+ if (ret) {
+ kfree(socfpga_clk);
+ return ERR_PTR(ret);
+ }
+ return hw_clk;
+}
diff --git a/drivers/clk/socfpga/clk-periph-s10.c b/drivers/clk/socfpga/clk-periph-s10.c
index f5c1ca42b668..f12ca43ffe7c 100644
--- a/drivers/clk/socfpga/clk-periph-s10.c
+++ b/drivers/clk/socfpga/clk-periph-s10.c
@@ -214,3 +214,44 @@ struct clk_hw *s10_register_cnt_periph(const struct stratix10_perip_cnt_clock *c
}
return hw_clk;
}
+
+struct clk_hw *agilex5_register_cnt_periph(const struct agilex5_perip_cnt_clock *clks,
+ void __iomem *regbase)
+{
+ struct clk_hw *hw_clk;
+ struct socfpga_periph_clk *periph_clk;
+ struct clk_init_data init;
+ const char *name = clks->name;
+ int ret;
+
+ periph_clk = kzalloc(sizeof(*periph_clk), GFP_KERNEL);
+ if (WARN_ON(!periph_clk))
+ return NULL;
+
+ if (clks->offset)
+ periph_clk->hw.reg = regbase + clks->offset;
+ else
+ periph_clk->hw.reg = NULL;
+
+ if (clks->bypass_reg)
+ periph_clk->bypass_reg = regbase + clks->bypass_reg;
+ else
+ periph_clk->bypass_reg = NULL;
+ periph_clk->bypass_shift = clks->bypass_shift;
+ periph_clk->fixed_div = clks->fixed_divider;
+
+ init.name = name;
+ init.ops = &peri_cnt_clk_ops;
+ init.flags = clks->flags;
+ init.num_parents = clks->num_parents;
+ init.parent_names = clks->parent_names;
+ periph_clk->hw.hw.init = &init;
+ hw_clk = &periph_clk->hw.hw;
+
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
+ kfree(periph_clk);
+ return ERR_PTR(ret);
+ }
+ return hw_clk;
+}
diff --git a/drivers/clk/socfpga/clk-pll-s10.c b/drivers/clk/socfpga/clk-pll-s10.c
index a88c212bda12..1be92827cd93 100644
--- a/drivers/clk/socfpga/clk-pll-s10.c
+++ b/drivers/clk/socfpga/clk-pll-s10.c
@@ -304,3 +304,39 @@ struct clk_hw *n5x_register_pll(const struct stratix10_pll_clock *clks,
}
return hw_clk;
}
+
+struct clk_hw *agilex5_register_pll(const struct agilex5_pll_clock *clks,
+ void __iomem *reg)
+{
+ struct clk_hw *hw_clk;
+ struct socfpga_pll *pll_clk;
+ struct clk_init_data init;
+ const char *name = clks->name;
+ int ret;
+
+ pll_clk = kzalloc(sizeof(*pll_clk), GFP_KERNEL);
+ if (WARN_ON(!pll_clk))
+ return NULL;
+
+ pll_clk->hw.reg = reg + clks->offset;
+
+ if (streq(name, SOCFPGA_BOOT_CLK))
+ init.ops = &clk_boot_ops;
+ else
+ init.ops = &agilex_clk_pll_ops;
+
+ init.name = name;
+ init.flags = clks->flags;
+ init.num_parents = clks->num_parents;
+ init.parent_names = clks->parent_names;
+ pll_clk->hw.hw.init = &init;
+ pll_clk->hw.bit_idx = SOCFPGA_PLL_POWER;
+ hw_clk = &pll_clk->hw.hw;
+
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
+ kfree(pll_clk);
+ return ERR_PTR(ret);
+ }
+ return hw_clk;
+}
diff --git a/drivers/clk/socfpga/stratix10-clk.h b/drivers/clk/socfpga/stratix10-clk.h
index 83fe4eb3133c..d1fe4578b3e0 100644
--- a/drivers/clk/socfpga/stratix10-clk.h
+++ b/drivers/clk/socfpga/stratix10-clk.h
@@ -73,12 +73,55 @@ struct stratix10_gate_clock {
u8 fixed_div;
};
+struct agilex5_pll_clock {
+ unsigned int id;
+ const char *name;
+ const char * const *parent_names;
+ u8 num_parents;
+ unsigned long flags;
+ unsigned long offset;
+};
+
+struct agilex5_perip_cnt_clock {
+ unsigned int id;
+ const char *name;
+ const char * const *parent_names;
+ u8 num_parents;
+ unsigned long flags;
+ unsigned long offset;
+ u8 fixed_divider;
+ unsigned long bypass_reg;
+ unsigned long bypass_shift;
+};
+
+struct agilex5_gate_clock {
+ unsigned int id;
+ const char *name;
+ const char * const *parent_names;
+ u8 num_parents;
+ unsigned long flags;
+ unsigned long gate_reg;
+ u8 gate_idx;
+ unsigned long div_reg;
+ u8 div_offset;
+ u8 div_width;
+ unsigned long bypass_reg;
+ u8 bypass_shift;
+ u8 fixed_div;
+};
+
struct clk_hw *s10_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg);
struct clk_hw *agilex_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg);
struct clk_hw *n5x_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg);
+struct clk_hw *agilex5_register_pll(const struct agilex5_pll_clock *clks,
+ void __iomem *reg);
+struct clk_hw *agilex5_register_cnt_periph(const struct agilex5_perip_cnt_clock *clks,
+ void __iomem *regbase);
+struct clk_hw *agilex5_register_gate(const struct agilex5_gate_clock *clks,
+ void __iomem *regbase);
struct clk_hw *s10_register_periph(const struct stratix10_perip_c_clock *clks,
void __iomem *reg);
struct clk_hw *n5x_register_periph(const struct n5x_perip_c_clock *clks,
diff --git a/drivers/clk/sophgo/clk-cv18xx-ip.c b/drivers/clk/sophgo/clk-cv18xx-ip.c
index b186e64d4813..c2b58faf0938 100644
--- a/drivers/clk/sophgo/clk-cv18xx-ip.c
+++ b/drivers/clk/sophgo/clk-cv18xx-ip.c
@@ -45,10 +45,12 @@ static unsigned long gate_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
-static long gate_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int gate_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return *parent_rate;
+ req->rate = req->best_parent_rate;
+
+ return 0;
}
static int gate_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -63,7 +65,7 @@ const struct clk_ops cv1800_clk_gate_ops = {
.is_enabled = gate_is_enabled,
.recalc_rate = gate_recalc_rate,
- .round_rate = gate_round_rate,
+ .determine_rate = gate_determine_rate,
.set_rate = gate_set_rate,
};
diff --git a/drivers/clk/sophgo/clk-sg2042-clkgen.c b/drivers/clk/sophgo/clk-sg2042-clkgen.c
index 9e61288d34f3..683661b71787 100644
--- a/drivers/clk/sophgo/clk-sg2042-clkgen.c
+++ b/drivers/clk/sophgo/clk-sg2042-clkgen.c
@@ -176,9 +176,8 @@ static unsigned long sg2042_clk_divider_recalc_rate(struct clk_hw *hw,
return ret_rate;
}
-static long sg2042_clk_divider_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *prate)
+static int sg2042_clk_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct sg2042_divider_clock *divider = to_sg2042_clk_divider(hw);
unsigned long ret_rate;
@@ -192,15 +191,17 @@ static long sg2042_clk_divider_round_rate(struct clk_hw *hw,
bestdiv = readl(divider->reg) >> divider->shift;
bestdiv &= clk_div_mask(divider->width);
}
- ret_rate = DIV_ROUND_UP_ULL((u64)*prate, bestdiv);
+ ret_rate = DIV_ROUND_UP_ULL((u64)req->best_parent_rate, bestdiv);
} else {
- ret_rate = divider_round_rate(hw, rate, prate, NULL,
+ ret_rate = divider_round_rate(hw, req->rate, &req->best_parent_rate, NULL,
divider->width, divider->div_flags);
}
pr_debug("--> %s: divider_round_rate: val = %ld\n",
clk_hw_get_name(hw), ret_rate);
- return ret_rate;
+ req->rate = ret_rate;
+
+ return 0;
}
static int sg2042_clk_divider_set_rate(struct clk_hw *hw,
@@ -258,13 +259,13 @@ static int sg2042_clk_divider_set_rate(struct clk_hw *hw,
static const struct clk_ops sg2042_clk_divider_ops = {
.recalc_rate = sg2042_clk_divider_recalc_rate,
- .round_rate = sg2042_clk_divider_round_rate,
+ .determine_rate = sg2042_clk_divider_determine_rate,
.set_rate = sg2042_clk_divider_set_rate,
};
static const struct clk_ops sg2042_clk_divider_ro_ops = {
.recalc_rate = sg2042_clk_divider_recalc_rate,
- .round_rate = sg2042_clk_divider_round_rate,
+ .determine_rate = sg2042_clk_divider_determine_rate,
};
/*
diff --git a/drivers/clk/sophgo/clk-sg2042-pll.c b/drivers/clk/sophgo/clk-sg2042-pll.c
index e5fb0bb7ac4f..110b6ee06fe4 100644
--- a/drivers/clk/sophgo/clk-sg2042-pll.c
+++ b/drivers/clk/sophgo/clk-sg2042-pll.c
@@ -346,37 +346,30 @@ static unsigned long sg2042_clk_pll_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long sg2042_clk_pll_round_rate(struct clk_hw *hw,
- unsigned long req_rate,
- unsigned long *prate)
+static int sg2042_clk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct sg2042_pll_ctrl pctrl_table;
unsigned int value;
long proper_rate;
int ret;
- ret = sg2042_get_pll_ctl_setting(&pctrl_table, req_rate, *prate);
+ ret = sg2042_get_pll_ctl_setting(&pctrl_table,
+ min(req->rate, req->max_rate),
+ req->best_parent_rate);
if (ret) {
proper_rate = 0;
goto out;
}
value = sg2042_pll_ctrl_encode(&pctrl_table);
- proper_rate = (long)sg2042_pll_recalc_rate(value, *prate);
+ proper_rate = (long)sg2042_pll_recalc_rate(value, req->best_parent_rate);
out:
- pr_debug("--> %s: pll_round_rate: val = %ld\n",
+ pr_debug("--> %s: pll_determine_rate: val = %ld\n",
clk_hw_get_name(hw), proper_rate);
- return proper_rate;
-}
+ req->rate = proper_rate;
-static int sg2042_clk_pll_determine_rate(struct clk_hw *hw,
- struct clk_rate_request *req)
-{
- req->rate = sg2042_clk_pll_round_rate(hw, min(req->rate, req->max_rate),
- &req->best_parent_rate);
- pr_debug("--> %s: pll_determine_rate: val = %ld\n",
- clk_hw_get_name(hw), req->rate);
return 0;
}
@@ -417,14 +410,13 @@ out:
static const struct clk_ops sg2042_clk_pll_ops = {
.recalc_rate = sg2042_clk_pll_recalc_rate,
- .round_rate = sg2042_clk_pll_round_rate,
.determine_rate = sg2042_clk_pll_determine_rate,
.set_rate = sg2042_clk_pll_set_rate,
};
static const struct clk_ops sg2042_clk_pll_ro_ops = {
.recalc_rate = sg2042_clk_pll_recalc_rate,
- .round_rate = sg2042_clk_pll_round_rate,
+ .determine_rate = sg2042_clk_pll_determine_rate,
};
/*
diff --git a/drivers/clk/spacemit/ccu-k1.c b/drivers/clk/spacemit/ccu-k1.c
index 65e6de030717..4761bc1e3b6e 100644
--- a/drivers/clk/spacemit/ccu-k1.c
+++ b/drivers/clk/spacemit/ccu-k1.c
@@ -136,13 +136,33 @@ CCU_GATE_DEFINE(pll1_d3_819p2, CCU_PARENT_HW(pll1_d3), MPMU_ACGR, BIT(14), 0);
CCU_GATE_DEFINE(pll1_d2_1228p8, CCU_PARENT_HW(pll1_d2), MPMU_ACGR, BIT(16), 0);
CCU_GATE_DEFINE(slow_uart, CCU_PARENT_NAME(osc), MPMU_ACGR, BIT(1), CLK_IGNORE_UNUSED);
-CCU_DDN_DEFINE(slow_uart1_14p74, pll1_d16_153p6, MPMU_SUCCR, 16, 13, 0, 13, 0);
-CCU_DDN_DEFINE(slow_uart2_48, pll1_d4_614p4, MPMU_SUCCR_1, 16, 13, 0, 13, 0);
+CCU_DDN_DEFINE(slow_uart1_14p74, pll1_d16_153p6, MPMU_SUCCR, 16, 13, 0, 13, 2, 0);
+CCU_DDN_DEFINE(slow_uart2_48, pll1_d4_614p4, MPMU_SUCCR_1, 16, 13, 0, 13, 2, 0);
CCU_GATE_DEFINE(wdt_clk, CCU_PARENT_HW(pll1_d96_25p6), MPMU_WDTPCR, BIT(1), 0);
-CCU_FACTOR_GATE_DEFINE(i2s_sysclk, CCU_PARENT_HW(pll1_d16_153p6), MPMU_ISCCR, BIT(31), 50, 1);
-CCU_FACTOR_GATE_DEFINE(i2s_bclk, CCU_PARENT_HW(i2s_sysclk), MPMU_ISCCR, BIT(29), 1, 1);
+CCU_FACTOR_DEFINE(i2s_153p6, CCU_PARENT_HW(pll1_d8_307p2), 2, 1);
+
+static const struct clk_parent_data i2s_153p6_base_parents[] = {
+ CCU_PARENT_HW(i2s_153p6),
+ CCU_PARENT_HW(pll1_d8_307p2),
+};
+CCU_MUX_DEFINE(i2s_153p6_base, i2s_153p6_base_parents, MPMU_FCCR, 29, 1, 0);
+
+static const struct clk_parent_data i2s_sysclk_src_parents[] = {
+ CCU_PARENT_HW(pll1_d96_25p6),
+ CCU_PARENT_HW(i2s_153p6_base)
+};
+CCU_MUX_GATE_DEFINE(i2s_sysclk_src, i2s_sysclk_src_parents, MPMU_ISCCR, 30, 1, BIT(31), 0);
+
+CCU_DDN_DEFINE(i2s_sysclk, i2s_sysclk_src, MPMU_ISCCR, 0, 15, 15, 12, 1, 0);
+
+CCU_FACTOR_DEFINE(i2s_bclk_factor, CCU_PARENT_HW(i2s_sysclk), 2, 1);
+/*
+ * Divider of i2s_bclk always implies a 1/2 factor, which is
+ * described by i2s_bclk_factor.
+ */
+CCU_DIV_GATE_DEFINE(i2s_bclk, CCU_PARENT_HW(i2s_bclk_factor), MPMU_ISCCR, 27, 2, BIT(29), 0);
static const struct clk_parent_data apb_parents[] = {
CCU_PARENT_HW(pll1_d96_25p6),
@@ -247,7 +267,14 @@ CCU_GATE_DEFINE(aib_clk, CCU_PARENT_NAME(vctcxo_24m), APBC_AIB_CLK_RST, BIT(1),
CCU_GATE_DEFINE(onewire_clk, CCU_PARENT_NAME(vctcxo_24m), APBC_ONEWIRE_CLK_RST, BIT(1), 0);
-static const struct clk_parent_data sspa_parents[] = {
+/*
+ * When i2s_bclk is selected as the parent clock of sspa,
+ * the hardware requires bit3 to be set
+ */
+CCU_GATE_DEFINE(sspa0_i2s_bclk, CCU_PARENT_HW(i2s_bclk), APBC_SSPA0_CLK_RST, BIT(3), 0);
+CCU_GATE_DEFINE(sspa1_i2s_bclk, CCU_PARENT_HW(i2s_bclk), APBC_SSPA1_CLK_RST, BIT(3), 0);
+
+static const struct clk_parent_data sspa0_parents[] = {
CCU_PARENT_HW(pll1_d384_6p4),
CCU_PARENT_HW(pll1_d192_12p8),
CCU_PARENT_HW(pll1_d96_25p6),
@@ -255,10 +282,22 @@ static const struct clk_parent_data sspa_parents[] = {
CCU_PARENT_HW(pll1_d768_3p2),
CCU_PARENT_HW(pll1_d1536_1p6),
CCU_PARENT_HW(pll1_d3072_0p8),
- CCU_PARENT_HW(i2s_bclk),
+ CCU_PARENT_HW(sspa0_i2s_bclk),
};
-CCU_MUX_GATE_DEFINE(sspa0_clk, sspa_parents, APBC_SSPA0_CLK_RST, 4, 3, BIT(1), 0);
-CCU_MUX_GATE_DEFINE(sspa1_clk, sspa_parents, APBC_SSPA1_CLK_RST, 4, 3, BIT(1), 0);
+CCU_MUX_GATE_DEFINE(sspa0_clk, sspa0_parents, APBC_SSPA0_CLK_RST, 4, 3, BIT(1), 0);
+
+static const struct clk_parent_data sspa1_parents[] = {
+ CCU_PARENT_HW(pll1_d384_6p4),
+ CCU_PARENT_HW(pll1_d192_12p8),
+ CCU_PARENT_HW(pll1_d96_25p6),
+ CCU_PARENT_HW(pll1_d48_51p2),
+ CCU_PARENT_HW(pll1_d768_3p2),
+ CCU_PARENT_HW(pll1_d1536_1p6),
+ CCU_PARENT_HW(pll1_d3072_0p8),
+ CCU_PARENT_HW(sspa1_i2s_bclk),
+};
+CCU_MUX_GATE_DEFINE(sspa1_clk, sspa1_parents, APBC_SSPA1_CLK_RST, 4, 3, BIT(1), 0);
+
CCU_GATE_DEFINE(dro_clk, CCU_PARENT_HW(apb_clk), APBC_DRO_CLK_RST, BIT(1), 0);
CCU_GATE_DEFINE(ir_clk, CCU_PARENT_HW(apb_clk), APBC_IR_CLK_RST, BIT(1), 0);
CCU_GATE_DEFINE(tsen_clk, CCU_PARENT_HW(apb_clk), APBC_TSEN_CLK_RST, BIT(1), 0);
@@ -756,6 +795,10 @@ static struct clk_hw *k1_ccu_mpmu_hws[] = {
[CLK_I2S_BCLK] = &i2s_bclk.common.hw,
[CLK_APB] = &apb_clk.common.hw,
[CLK_WDT_BUS] = &wdt_bus_clk.common.hw,
+ [CLK_I2S_153P6] = &i2s_153p6.common.hw,
+ [CLK_I2S_153P6_BASE] = &i2s_153p6_base.common.hw,
+ [CLK_I2S_SYSCLK_SRC] = &i2s_sysclk_src.common.hw,
+ [CLK_I2S_BCLK_FACTOR] = &i2s_bclk_factor.common.hw,
};
static const struct spacemit_ccu_data k1_ccu_mpmu_data = {
@@ -865,6 +908,8 @@ static struct clk_hw *k1_ccu_apbc_hws[] = {
[CLK_SSPA1_BUS] = &sspa1_bus_clk.common.hw,
[CLK_TSEN_BUS] = &tsen_bus_clk.common.hw,
[CLK_IPC_AP2AUD_BUS] = &ipc_ap2aud_bus_clk.common.hw,
+ [CLK_SSPA0_I2S_BCLK] = &sspa0_i2s_bclk.common.hw,
+ [CLK_SSPA1_I2S_BCLK] = &sspa1_i2s_bclk.common.hw,
};
static const struct spacemit_ccu_data k1_ccu_apbc_data = {
@@ -973,6 +1018,8 @@ static int spacemit_ccu_register(struct device *dev,
if (!clk_data)
return -ENOMEM;
+ clk_data->num = data->num;
+
for (i = 0; i < data->num; i++) {
struct clk_hw *hw = data->hws[i];
struct ccu_common *common;
@@ -999,8 +1046,6 @@ static int spacemit_ccu_register(struct device *dev,
clk_data->hws[i] = hw;
}
- clk_data->num = data->num;
-
ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, clk_data);
if (ret)
dev_err(dev, "failed to add clock hardware provider (%d)\n", ret);
diff --git a/drivers/clk/spacemit/ccu_ddn.c b/drivers/clk/spacemit/ccu_ddn.c
index be311b045698..5b16e273bee5 100644
--- a/drivers/clk/spacemit/ccu_ddn.c
+++ b/drivers/clk/spacemit/ccu_ddn.c
@@ -22,30 +22,33 @@
#include "ccu_ddn.h"
-static unsigned long ccu_ddn_calc_rate(unsigned long prate,
- unsigned long num, unsigned long den)
+static unsigned long ccu_ddn_calc_rate(unsigned long prate, unsigned long num,
+ unsigned long den, unsigned int pre_div)
{
- return prate * den / 2 / num;
+ return prate * den / pre_div / num;
}
static unsigned long ccu_ddn_calc_best_rate(struct ccu_ddn *ddn,
unsigned long rate, unsigned long prate,
unsigned long *num, unsigned long *den)
{
- rational_best_approximation(rate, prate / 2,
+ rational_best_approximation(rate, prate / ddn->pre_div,
ddn->den_mask >> ddn->den_shift,
ddn->num_mask >> ddn->num_shift,
den, num);
- return ccu_ddn_calc_rate(prate, *num, *den);
+ return ccu_ddn_calc_rate(prate, *num, *den, ddn->pre_div);
}
-static long ccu_ddn_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int ccu_ddn_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ccu_ddn *ddn = hw_to_ccu_ddn(hw);
unsigned long num, den;
- return ccu_ddn_calc_best_rate(ddn, rate, *prate, &num, &den);
+ req->rate = ccu_ddn_calc_best_rate(ddn, req->rate,
+ req->best_parent_rate, &num, &den);
+
+ return 0;
}
static unsigned long ccu_ddn_recalc_rate(struct clk_hw *hw, unsigned long prate)
@@ -58,7 +61,7 @@ static unsigned long ccu_ddn_recalc_rate(struct clk_hw *hw, unsigned long prate)
num = (val & ddn->num_mask) >> ddn->num_shift;
den = (val & ddn->den_mask) >> ddn->den_shift;
- return ccu_ddn_calc_rate(prate, num, den);
+ return ccu_ddn_calc_rate(prate, num, den, ddn->pre_div);
}
static int ccu_ddn_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -78,6 +81,6 @@ static int ccu_ddn_set_rate(struct clk_hw *hw, unsigned long rate,
const struct clk_ops spacemit_ccu_ddn_ops = {
.recalc_rate = ccu_ddn_recalc_rate,
- .round_rate = ccu_ddn_round_rate,
+ .determine_rate = ccu_ddn_determine_rate,
.set_rate = ccu_ddn_set_rate,
};
diff --git a/drivers/clk/spacemit/ccu_ddn.h b/drivers/clk/spacemit/ccu_ddn.h
index a52fabe77d62..4838414a8e8d 100644
--- a/drivers/clk/spacemit/ccu_ddn.h
+++ b/drivers/clk/spacemit/ccu_ddn.h
@@ -18,13 +18,14 @@ struct ccu_ddn {
unsigned int num_shift;
unsigned int den_mask;
unsigned int den_shift;
+ unsigned int pre_div;
};
#define CCU_DDN_INIT(_name, _parent, _flags) \
CLK_HW_INIT_HW(#_name, &_parent.common.hw, &spacemit_ccu_ddn_ops, _flags)
#define CCU_DDN_DEFINE(_name, _parent, _reg_ctrl, _num_shift, _num_width, \
- _den_shift, _den_width, _flags) \
+ _den_shift, _den_width, _pre_div, _flags) \
static struct ccu_ddn _name = { \
.common = { \
.reg_ctrl = _reg_ctrl, \
@@ -33,7 +34,8 @@ static struct ccu_ddn _name = { \
.num_mask = GENMASK(_num_shift + _num_width - 1, _num_shift), \
.num_shift = _num_shift, \
.den_mask = GENMASK(_den_shift + _den_width - 1, _den_shift), \
- .den_shift = _den_shift, \
+ .den_shift = _den_shift, \
+ .pre_div = _pre_div, \
}
static inline struct ccu_ddn *hw_to_ccu_ddn(struct clk_hw *hw)
diff --git a/drivers/clk/spacemit/ccu_mix.c b/drivers/clk/spacemit/ccu_mix.c
index 9b852aa61f78..7b7990875372 100644
--- a/drivers/clk/spacemit/ccu_mix.c
+++ b/drivers/clk/spacemit/ccu_mix.c
@@ -80,10 +80,12 @@ static int ccu_mix_trigger_fc(struct clk_hw *hw)
MIX_FC_TIMEOUT_US);
}
-static long ccu_factor_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int ccu_factor_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return ccu_factor_recalc_rate(hw, *prate);
+ req->rate = ccu_factor_recalc_rate(hw, req->best_parent_rate);
+
+ return 0;
}
static int ccu_factor_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -198,7 +200,7 @@ const struct clk_ops spacemit_ccu_gate_ops = {
};
const struct clk_ops spacemit_ccu_factor_ops = {
- .round_rate = ccu_factor_round_rate,
+ .determine_rate = ccu_factor_determine_rate,
.recalc_rate = ccu_factor_recalc_rate,
.set_rate = ccu_factor_set_rate,
};
@@ -220,7 +222,7 @@ const struct clk_ops spacemit_ccu_factor_gate_ops = {
.enable = ccu_gate_enable,
.is_enabled = ccu_gate_is_enabled,
- .round_rate = ccu_factor_round_rate,
+ .determine_rate = ccu_factor_determine_rate,
.recalc_rate = ccu_factor_recalc_rate,
.set_rate = ccu_factor_set_rate,
};
diff --git a/drivers/clk/spacemit/ccu_mix.h b/drivers/clk/spacemit/ccu_mix.h
index 54d40cd39b27..c406508e3504 100644
--- a/drivers/clk/spacemit/ccu_mix.h
+++ b/drivers/clk/spacemit/ccu_mix.h
@@ -220,4 +220,4 @@ extern const struct clk_ops spacemit_ccu_div_gate_ops;
extern const struct clk_ops spacemit_ccu_mux_gate_ops;
extern const struct clk_ops spacemit_ccu_mux_div_ops;
extern const struct clk_ops spacemit_ccu_mux_div_gate_ops;
-#endif /* _CCU_DIV_H_ */
+#endif /* _CCU_MIX_H_ */
diff --git a/drivers/clk/spacemit/ccu_pll.c b/drivers/clk/spacemit/ccu_pll.c
index 45f540073a65..d92f0dae65a4 100644
--- a/drivers/clk/spacemit/ccu_pll.c
+++ b/drivers/clk/spacemit/ccu_pll.c
@@ -125,12 +125,14 @@ static unsigned long ccu_pll_recalc_rate(struct clk_hw *hw,
return entry ? entry->rate : 0;
}
-static long ccu_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int ccu_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct ccu_pll *pll = hw_to_ccu_pll(hw);
- return ccu_pll_lookup_best_rate(pll, rate)->rate;
+ req->rate = ccu_pll_lookup_best_rate(pll, req->rate)->rate;
+
+ return 0;
}
static int ccu_pll_init(struct clk_hw *hw)
@@ -152,6 +154,6 @@ const struct clk_ops spacemit_ccu_pll_ops = {
.disable = ccu_pll_disable,
.set_rate = ccu_pll_set_rate,
.recalc_rate = ccu_pll_recalc_rate,
- .round_rate = ccu_pll_round_rate,
+ .determine_rate = ccu_pll_determine_rate,
.is_enabled = ccu_pll_is_enabled,
};
diff --git a/drivers/clk/spear/clk-aux-synth.c b/drivers/clk/spear/clk-aux-synth.c
index 637938e804f8..d0d063147af8 100644
--- a/drivers/clk/spear/clk-aux-synth.c
+++ b/drivers/clk/spear/clk-aux-synth.c
@@ -49,14 +49,16 @@ static unsigned long aux_calc_rate(struct clk_hw *hw, unsigned long prate,
(rtbl[index].yscale * eq)) * 10000;
}
-static long clk_aux_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int clk_aux_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_aux *aux = to_clk_aux(hw);
int unused;
- return clk_round_rate_index(hw, drate, *prate, aux_calc_rate,
- aux->rtbl_cnt, &unused);
+ req->rate = clk_round_rate_index(hw, req->rate, req->best_parent_rate,
+ aux_calc_rate, aux->rtbl_cnt, &unused);
+
+ return 0;
}
static unsigned long clk_aux_recalc_rate(struct clk_hw *hw,
@@ -127,7 +129,7 @@ static int clk_aux_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops clk_aux_ops = {
.recalc_rate = clk_aux_recalc_rate,
- .round_rate = clk_aux_round_rate,
+ .determine_rate = clk_aux_determine_rate,
.set_rate = clk_aux_set_rate,
};
diff --git a/drivers/clk/spear/clk-frac-synth.c b/drivers/clk/spear/clk-frac-synth.c
index 2380df293a2c..150f051d28e0 100644
--- a/drivers/clk/spear/clk-frac-synth.c
+++ b/drivers/clk/spear/clk-frac-synth.c
@@ -52,14 +52,16 @@ static unsigned long frac_calc_rate(struct clk_hw *hw, unsigned long prate,
return prate;
}
-static long clk_frac_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int clk_frac_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_frac *frac = to_clk_frac(hw);
int unused;
- return clk_round_rate_index(hw, drate, *prate, frac_calc_rate,
- frac->rtbl_cnt, &unused);
+ req->rate = clk_round_rate_index(hw, req->rate, req->best_parent_rate,
+ frac_calc_rate, frac->rtbl_cnt, &unused);
+
+ return 0;
}
static unsigned long clk_frac_recalc_rate(struct clk_hw *hw,
@@ -115,7 +117,7 @@ static int clk_frac_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops clk_frac_ops = {
.recalc_rate = clk_frac_recalc_rate,
- .round_rate = clk_frac_round_rate,
+ .determine_rate = clk_frac_determine_rate,
.set_rate = clk_frac_set_rate,
};
diff --git a/drivers/clk/spear/clk-gpt-synth.c b/drivers/clk/spear/clk-gpt-synth.c
index 4ef747c2abbb..cf9659dc9073 100644
--- a/drivers/clk/spear/clk-gpt-synth.c
+++ b/drivers/clk/spear/clk-gpt-synth.c
@@ -39,14 +39,16 @@ static unsigned long gpt_calc_rate(struct clk_hw *hw, unsigned long prate,
return prate;
}
-static long clk_gpt_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int clk_gpt_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_gpt *gpt = to_clk_gpt(hw);
int unused;
- return clk_round_rate_index(hw, drate, *prate, gpt_calc_rate,
- gpt->rtbl_cnt, &unused);
+ req->rate = clk_round_rate_index(hw, req->rate, req->best_parent_rate,
+ gpt_calc_rate, gpt->rtbl_cnt, &unused);
+
+ return 0;
}
static unsigned long clk_gpt_recalc_rate(struct clk_hw *hw,
@@ -104,7 +106,7 @@ static int clk_gpt_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops clk_gpt_ops = {
.recalc_rate = clk_gpt_recalc_rate,
- .round_rate = clk_gpt_round_rate,
+ .determine_rate = clk_gpt_determine_rate,
.set_rate = clk_gpt_set_rate,
};
diff --git a/drivers/clk/spear/clk-vco-pll.c b/drivers/clk/spear/clk-vco-pll.c
index 348eeab0a906..723a6eb67754 100644
--- a/drivers/clk/spear/clk-vco-pll.c
+++ b/drivers/clk/spear/clk-vco-pll.c
@@ -110,12 +110,15 @@ static long clk_pll_round_rate_index(struct clk_hw *hw, unsigned long drate,
return rate;
}
-static long clk_pll_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int clk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int unused;
- return clk_pll_round_rate_index(hw, drate, prate, &unused);
+ req->rate = clk_pll_round_rate_index(hw, req->rate,
+ &req->best_parent_rate, &unused);
+
+ return 0;
}
static unsigned long clk_pll_recalc_rate(struct clk_hw *hw, unsigned long
@@ -164,7 +167,7 @@ static int clk_pll_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops clk_pll_ops = {
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_round_rate,
+ .determine_rate = clk_pll_determine_rate,
.set_rate = clk_pll_set_rate,
};
@@ -176,14 +179,16 @@ static inline unsigned long vco_calc_rate(struct clk_hw *hw,
return pll_calc_rate(vco->rtbl, prate, index, NULL);
}
-static long clk_vco_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int clk_vco_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_vco *vco = to_clk_vco(hw);
int unused;
- return clk_round_rate_index(hw, drate, *prate, vco_calc_rate,
- vco->rtbl_cnt, &unused);
+ req->rate = clk_round_rate_index(hw, req->rate, req->best_parent_rate,
+ vco_calc_rate, vco->rtbl_cnt, &unused);
+
+ return 0;
}
static unsigned long clk_vco_recalc_rate(struct clk_hw *hw,
@@ -265,7 +270,7 @@ static int clk_vco_set_rate(struct clk_hw *hw, unsigned long drate,
static const struct clk_ops clk_vco_ops = {
.recalc_rate = clk_vco_recalc_rate,
- .round_rate = clk_vco_round_rate,
+ .determine_rate = clk_vco_determine_rate,
.set_rate = clk_vco_set_rate,
};
diff --git a/drivers/clk/sprd/div.c b/drivers/clk/sprd/div.c
index 936782c24127..013423881968 100644
--- a/drivers/clk/sprd/div.c
+++ b/drivers/clk/sprd/div.c
@@ -9,13 +9,16 @@
#include "div.h"
-static long sprd_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int sprd_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct sprd_div *cd = hw_to_sprd_div(hw);
- return divider_round_rate(&cd->common.hw, rate, parent_rate, NULL,
- cd->div.width, 0);
+ req->rate = divider_round_rate(&cd->common.hw, req->rate,
+ &req->best_parent_rate,
+ NULL, cd->div.width, 0);
+
+ return 0;
}
unsigned long sprd_div_helper_recalc_rate(struct sprd_clk_common *common,
@@ -75,7 +78,7 @@ static int sprd_div_set_rate(struct clk_hw *hw, unsigned long rate,
const struct clk_ops sprd_div_ops = {
.recalc_rate = sprd_div_recalc_rate,
- .round_rate = sprd_div_round_rate,
+ .determine_rate = sprd_div_determine_rate,
.set_rate = sprd_div_set_rate,
};
EXPORT_SYMBOL_GPL(sprd_div_ops);
diff --git a/drivers/clk/sprd/pll.c b/drivers/clk/sprd/pll.c
index 13a322b2535a..bc6610d5fcb7 100644
--- a/drivers/clk/sprd/pll.c
+++ b/drivers/clk/sprd/pll.c
@@ -254,16 +254,16 @@ static int sprd_pll_clk_prepare(struct clk_hw *hw)
return 0;
}
-static long sprd_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int sprd_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return rate;
+ return 0;
}
const struct clk_ops sprd_pll_ops = {
.prepare = sprd_pll_clk_prepare,
.recalc_rate = sprd_pll_recalc_rate,
- .round_rate = sprd_pll_round_rate,
+ .determine_rate = sprd_pll_determine_rate,
.set_rate = sprd_pll_set_rate,
};
EXPORT_SYMBOL_GPL(sprd_pll_ops);
diff --git a/drivers/clk/sprd/sc9860-clk.c b/drivers/clk/sprd/sc9860-clk.c
index cc5ed2dd8267..d7fe924fbe97 100644
--- a/drivers/clk/sprd/sc9860-clk.c
+++ b/drivers/clk/sprd/sc9860-clk.c
@@ -2021,17 +2021,13 @@ MODULE_DEVICE_TABLE(of, sprd_sc9860_clk_ids);
static int sc9860_clk_probe(struct platform_device *pdev)
{
- const struct of_device_id *match;
const struct sprd_clk_desc *desc;
int ret;
- match = of_match_node(sprd_sc9860_clk_ids, pdev->dev.of_node);
- if (!match) {
- pr_err("%s: of_match_node() failed", __func__);
+ desc = device_get_match_data(&pdev->dev);
+ if (!desc)
return -ENODEV;
- }
- desc = match->data;
ret = sprd_clk_regmap_init(pdev, desc);
if (ret)
return ret;
diff --git a/drivers/clk/st/clk-flexgen.c b/drivers/clk/st/clk-flexgen.c
index 5292208c4dd8..e8e7626c76db 100644
--- a/drivers/clk/st/clk-flexgen.c
+++ b/drivers/clk/st/clk-flexgen.c
@@ -303,16 +303,6 @@ static const struct clkgen_data clkgen_video = {
.mode = 1,
};
-static const struct clkgen_clk_out clkgen_stih407_a0_clk_out[] = {
- /* This clk needs to be on so that memory interface is accessible */
- { .name = "clk-ic-lmi0", .flags = CLK_IS_CRITICAL },
-};
-
-static const struct clkgen_data clkgen_stih407_a0 = {
- .outputs = clkgen_stih407_a0_clk_out,
- .outputs_nb = ARRAY_SIZE(clkgen_stih407_a0_clk_out),
-};
-
static const struct clkgen_clk_out clkgen_stih410_a0_clk_out[] = {
/* Those clks need to be on so that memory interface is accessible */
{ .name = "clk-ic-lmi0", .flags = CLK_IS_CRITICAL },
@@ -324,51 +314,6 @@ static const struct clkgen_data clkgen_stih410_a0 = {
.outputs_nb = ARRAY_SIZE(clkgen_stih410_a0_clk_out),
};
-static const struct clkgen_clk_out clkgen_stih407_c0_clk_out[] = {
- { .name = "clk-icn-gpu", },
- { .name = "clk-fdma", },
- { .name = "clk-nand", },
- { .name = "clk-hva", },
- { .name = "clk-proc-stfe", },
- { .name = "clk-proc-tp", },
- { .name = "clk-rx-icn-dmu", },
- { .name = "clk-rx-icn-hva", },
- /* This clk needs to be on to keep bus interconnect alive */
- { .name = "clk-icn-cpu", .flags = CLK_IS_CRITICAL },
- /* This clk needs to be on to keep bus interconnect alive */
- { .name = "clk-tx-icn-dmu", .flags = CLK_IS_CRITICAL },
- { .name = "clk-mmc-0", },
- { .name = "clk-mmc-1", },
- { .name = "clk-jpegdec", },
- /* This clk needs to be on to keep A9 running */
- { .name = "clk-ext2fa9", .flags = CLK_IS_CRITICAL },
- { .name = "clk-ic-bdisp-0", },
- { .name = "clk-ic-bdisp-1", },
- { .name = "clk-pp-dmu", },
- { .name = "clk-vid-dmu", },
- { .name = "clk-dss-lpc", },
- { .name = "clk-st231-aud-0", },
- { .name = "clk-st231-gp-1", },
- { .name = "clk-st231-dmu", },
- /* This clk needs to be on to keep bus interconnect alive */
- { .name = "clk-icn-lmi", .flags = CLK_IS_CRITICAL },
- { .name = "clk-tx-icn-disp-1", },
- /* This clk needs to be on to keep bus interconnect alive */
- { .name = "clk-icn-sbc", .flags = CLK_IS_CRITICAL },
- { .name = "clk-stfe-frc2", },
- { .name = "clk-eth-phy", },
- { .name = "clk-eth-ref-phyclk", },
- { .name = "clk-flash-promip", },
- { .name = "clk-main-disp", },
- { .name = "clk-aux-disp", },
- { .name = "clk-compo-dvp", },
-};
-
-static const struct clkgen_data clkgen_stih407_c0 = {
- .outputs = clkgen_stih407_c0_clk_out,
- .outputs_nb = ARRAY_SIZE(clkgen_stih407_c0_clk_out),
-};
-
static const struct clkgen_clk_out clkgen_stih410_c0_clk_out[] = {
{ .name = "clk-icn-gpu", },
{ .name = "clk-fdma", },
@@ -482,19 +427,6 @@ static const struct clkgen_data clkgen_stih418_c0 = {
.outputs_nb = ARRAY_SIZE(clkgen_stih418_c0_clk_out),
};
-static const struct clkgen_clk_out clkgen_stih407_d0_clk_out[] = {
- { .name = "clk-pcm-0", },
- { .name = "clk-pcm-1", },
- { .name = "clk-pcm-2", },
- { .name = "clk-spdiff", },
-};
-
-static const struct clkgen_data clkgen_stih407_d0 = {
- .flags = CLK_SET_RATE_PARENT,
- .outputs = clkgen_stih407_d0_clk_out,
- .outputs_nb = ARRAY_SIZE(clkgen_stih407_d0_clk_out),
-};
-
static const struct clkgen_clk_out clkgen_stih410_d0_clk_out[] = {
{ .name = "clk-pcm-0", },
{ .name = "clk-pcm-1", },
@@ -597,18 +529,10 @@ static const struct of_device_id flexgen_of_match[] = {
.data = &clkgen_video,
},
{
- .compatible = "st,flexgen-stih407-a0",
- .data = &clkgen_stih407_a0,
- },
- {
.compatible = "st,flexgen-stih410-a0",
.data = &clkgen_stih410_a0,
},
{
- .compatible = "st,flexgen-stih407-c0",
- .data = &clkgen_stih407_c0,
- },
- {
.compatible = "st,flexgen-stih410-c0",
.data = &clkgen_stih410_c0,
},
@@ -617,10 +541,6 @@ static const struct of_device_id flexgen_of_match[] = {
.data = &clkgen_stih418_c0,
},
{
- .compatible = "st,flexgen-stih407-d0",
- .data = &clkgen_stih407_d0,
- },
- {
.compatible = "st,flexgen-stih410-d0",
.data = &clkgen_stih410_d0,
},
diff --git a/drivers/clk/st/clkgen-fsyn.c b/drivers/clk/st/clkgen-fsyn.c
index 40df1db102a7..e06e7e5cc1a5 100644
--- a/drivers/clk/st/clkgen-fsyn.c
+++ b/drivers/clk/st/clkgen-fsyn.c
@@ -375,22 +375,21 @@ static int clk_fs660c32_vco_get_params(unsigned long input,
return 0;
}
-static long quadfs_pll_fs660c32_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *prate)
+static int quadfs_pll_fs660c32_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct stm_fs params;
- if (clk_fs660c32_vco_get_params(*prate, rate, &params))
- return rate;
+ if (clk_fs660c32_vco_get_params(req->best_parent_rate, req->rate, &params))
+ return 0;
- clk_fs660c32_vco_get_rate(*prate, &params, &rate);
+ clk_fs660c32_vco_get_rate(req->best_parent_rate, &params, &req->rate);
pr_debug("%s: %s new rate %ld [ndiv=%u]\n",
__func__, clk_hw_get_name(hw),
- rate, (unsigned int)params.ndiv);
+ req->rate, (unsigned int)params.ndiv);
- return rate;
+ return 0;
}
static int quadfs_pll_fs660c32_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -436,7 +435,7 @@ static const struct clk_ops st_quadfs_pll_c32_ops = {
.disable = quadfs_pll_disable,
.is_enabled = quadfs_pll_is_enabled,
.recalc_rate = quadfs_pll_fs660c32_recalc_rate,
- .round_rate = quadfs_pll_fs660c32_round_rate,
+ .determine_rate = quadfs_pll_fs660c32_determine_rate,
.set_rate = quadfs_pll_fs660c32_set_rate,
};
@@ -814,19 +813,21 @@ static unsigned long quadfs_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long quadfs_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int quadfs_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct stm_fs params;
- rate = quadfs_find_best_rate(hw, rate, *prate, &params);
+ req->rate = quadfs_find_best_rate(hw, req->rate,
+ req->best_parent_rate, &params);
pr_debug("%s: %s new rate %ld [sdiv=0x%x,md=0x%x,pe=0x%x,nsdiv3=%u]\n",
__func__, clk_hw_get_name(hw),
- rate, (unsigned int)params.sdiv, (unsigned int)params.mdiv,
- (unsigned int)params.pe, (unsigned int)params.nsdiv);
+ req->rate, (unsigned int)params.sdiv,
+ (unsigned int)params.mdiv,
+ (unsigned int)params.pe, (unsigned int)params.nsdiv);
- return rate;
+ return 0;
}
@@ -873,7 +874,7 @@ static const struct clk_ops st_quadfs_ops = {
.enable = quadfs_fsynth_enable,
.disable = quadfs_fsynth_disable,
.is_enabled = quadfs_fsynth_is_enabled,
- .round_rate = quadfs_round_rate,
+ .determine_rate = quadfs_determine_rate,
.set_rate = quadfs_set_rate,
.recalc_rate = quadfs_recalc_rate,
};
diff --git a/drivers/clk/st/clkgen-pll.c b/drivers/clk/st/clkgen-pll.c
index b36e4d803636..c258ff87a171 100644
--- a/drivers/clk/st/clkgen-pll.c
+++ b/drivers/clk/st/clkgen-pll.c
@@ -395,25 +395,28 @@ static unsigned long recalc_stm_pll3200c32(struct clk_hw *hw,
return rate;
}
-static long round_rate_stm_pll3200c32(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int stm_pll3200c32_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct stm_pll params;
- if (!clk_pll3200c32_get_params(*prate, rate, &params))
- clk_pll3200c32_get_rate(*prate, &params, &rate);
+ if (!clk_pll3200c32_get_params(req->best_parent_rate, req->rate, &params))
+ clk_pll3200c32_get_rate(req->best_parent_rate, &params,
+ &req->rate);
else {
pr_debug("%s: %s rate %ld Invalid\n", __func__,
- __clk_get_name(hw->clk), rate);
+ __clk_get_name(hw->clk), req->rate);
+ req->rate = 0;
+
return 0;
}
pr_debug("%s: %s new rate %ld [ndiv=%u] [idf=%u]\n",
__func__, __clk_get_name(hw->clk),
- rate, (unsigned int)params.ndiv,
+ req->rate, (unsigned int)params.ndiv,
(unsigned int)params.idf);
- return rate;
+ return 0;
}
static int set_rate_stm_pll3200c32(struct clk_hw *hw, unsigned long rate,
@@ -549,25 +552,28 @@ static unsigned long recalc_stm_pll4600c28(struct clk_hw *hw,
return rate;
}
-static long round_rate_stm_pll4600c28(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int stm_pll4600c28_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct stm_pll params;
- if (!clk_pll4600c28_get_params(*prate, rate, &params)) {
- clk_pll4600c28_get_rate(*prate, &params, &rate);
+ if (!clk_pll4600c28_get_params(req->best_parent_rate, req->rate, &params)) {
+ clk_pll4600c28_get_rate(req->best_parent_rate, &params,
+ &req->rate);
} else {
pr_debug("%s: %s rate %ld Invalid\n", __func__,
- __clk_get_name(hw->clk), rate);
+ __clk_get_name(hw->clk), req->rate);
+ req->rate = 0;
+
return 0;
}
pr_debug("%s: %s new rate %ld [ndiv=%u] [idf=%u]\n",
__func__, __clk_get_name(hw->clk),
- rate, (unsigned int)params.ndiv,
+ req->rate, (unsigned int)params.ndiv,
(unsigned int)params.idf);
- return rate;
+ return 0;
}
static int set_rate_stm_pll4600c28(struct clk_hw *hw, unsigned long rate,
@@ -628,7 +634,7 @@ static const struct clk_ops stm_pll3200c32_a9_ops = {
.disable = clkgen_pll_disable,
.is_enabled = clkgen_pll_is_enabled,
.recalc_rate = recalc_stm_pll3200c32,
- .round_rate = round_rate_stm_pll3200c32,
+ .determine_rate = stm_pll3200c32_determine_rate,
.set_rate = set_rate_stm_pll3200c32,
};
@@ -637,7 +643,7 @@ static const struct clk_ops stm_pll4600c28_ops = {
.disable = clkgen_pll_disable,
.is_enabled = clkgen_pll_is_enabled,
.recalc_rate = recalc_stm_pll4600c28,
- .round_rate = round_rate_stm_pll4600c28,
+ .determine_rate = stm_pll4600c28_determine_rate,
.set_rate = set_rate_stm_pll4600c28,
};
diff --git a/drivers/clk/stm32/Kconfig b/drivers/clk/stm32/Kconfig
index 4d2eb993ea08..5dbd75cde657 100644
--- a/drivers/clk/stm32/Kconfig
+++ b/drivers/clk/stm32/Kconfig
@@ -25,6 +25,13 @@ config COMMON_CLK_STM32MP157
help
Support for stm32mp15x SoC family clocks.
+config COMMON_CLK_STM32MP215
+ bool "Clock driver for stm32mp21x clocks"
+ depends on ARM || ARM64 || COMPILE_TEST
+ default y
+ help
+ Support for stm32mp21x SoC family clocks
+
config COMMON_CLK_STM32MP257
bool "Clock driver for stm32mp25x clocks"
depends on ARM64 || COMPILE_TEST
diff --git a/drivers/clk/stm32/Makefile b/drivers/clk/stm32/Makefile
index 0a627164fcce..e04727b59449 100644
--- a/drivers/clk/stm32/Makefile
+++ b/drivers/clk/stm32/Makefile
@@ -1,3 +1,4 @@
obj-$(CONFIG_COMMON_CLK_STM32MP135) += clk-stm32mp13.o clk-stm32-core.o reset-stm32.o
obj-$(CONFIG_COMMON_CLK_STM32MP157) += clk-stm32mp1.o reset-stm32.o
+obj-$(CONFIG_COMMON_CLK_STM32MP215) += clk-stm32mp21.o clk-stm32-core.o reset-stm32.o
obj-$(CONFIG_COMMON_CLK_STM32MP257) += clk-stm32mp25.o clk-stm32-core.o reset-stm32.o
diff --git a/drivers/clk/stm32/clk-stm32-core.c b/drivers/clk/stm32/clk-stm32-core.c
index 933e3cde0795..72825b9c36a4 100644
--- a/drivers/clk/stm32/clk-stm32-core.c
+++ b/drivers/clk/stm32/clk-stm32-core.c
@@ -351,14 +351,14 @@ static int clk_stm32_divider_set_rate(struct clk_hw *hw, unsigned long rate,
return ret;
}
-static long clk_stm32_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_stm32_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_stm32_div *div = to_clk_stm32_divider(hw);
const struct stm32_div_cfg *divider;
if (div->div_id == NO_STM32_DIV)
- return rate;
+ return 0;
divider = &div->clock_data->dividers[div->div_id];
@@ -369,14 +369,22 @@ static long clk_stm32_divider_round_rate(struct clk_hw *hw, unsigned long rate,
val = readl(div->base + divider->offset) >> divider->shift;
val &= clk_div_mask(divider->width);
- return divider_ro_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags,
- val);
+ req->rate = divider_ro_round_rate(hw, req->rate,
+ &req->best_parent_rate,
+ divider->table,
+ divider->width,
+ divider->flags, val);
+
+ return 0;
}
- return divider_round_rate_parent(hw, clk_hw_get_parent(hw),
- rate, prate, divider->table,
- divider->width, divider->flags);
+ req->rate = divider_round_rate_parent(hw, clk_hw_get_parent(hw),
+ req->rate,
+ &req->best_parent_rate,
+ divider->table,
+ divider->width, divider->flags);
+
+ return 0;
}
static unsigned long clk_stm32_divider_recalc_rate(struct clk_hw *hw,
@@ -392,7 +400,7 @@ static unsigned long clk_stm32_divider_recalc_rate(struct clk_hw *hw,
const struct clk_ops clk_stm32_divider_ops = {
.recalc_rate = clk_stm32_divider_recalc_rate,
- .round_rate = clk_stm32_divider_round_rate,
+ .determine_rate = clk_stm32_divider_determine_rate,
.set_rate = clk_stm32_divider_set_rate,
};
diff --git a/drivers/clk/stm32/clk-stm32mp1.c b/drivers/clk/stm32/clk-stm32mp1.c
index b8b45ed22f98..2d9ccd96ec98 100644
--- a/drivers/clk/stm32/clk-stm32mp1.c
+++ b/drivers/clk/stm32/clk-stm32mp1.c
@@ -970,12 +970,15 @@ static unsigned long __bestmult(struct clk_hw *hw, unsigned long rate,
return mult;
}
-static long timer_ker_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int timer_ker_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned long factor = __bestmult(hw, rate, *parent_rate);
+ unsigned long factor = __bestmult(hw, req->rate,
+ req->best_parent_rate);
- return *parent_rate * factor;
+ req->rate = req->best_parent_rate * factor;
+
+ return 0;
}
static int timer_ker_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -1026,7 +1029,7 @@ static unsigned long timer_ker_recalc_rate(struct clk_hw *hw,
static const struct clk_ops timer_ker_ops = {
.recalc_rate = timer_ker_recalc_rate,
- .round_rate = timer_ker_round_rate,
+ .determine_rate = timer_ker_determine_rate,
.set_rate = timer_ker_set_rate,
};
diff --git a/drivers/clk/stm32/clk-stm32mp21.c b/drivers/clk/stm32/clk-stm32mp21.c
new file mode 100644
index 000000000000..c8a37b716bd5
--- /dev/null
+++ b/drivers/clk/stm32/clk-stm32mp21.c
@@ -0,0 +1,1586 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) STMicroelectronics 2023 - All Rights Reserved
+ * Author: Gabriel Fernandez <gabriel.fernandez@foss.st.com> for STMicroelectronics.
+ */
+
+#include <linux/bus/stm32_firewall_device.h>
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include "clk-stm32-core.h"
+#include "reset-stm32.h"
+#include "stm32mp21_rcc.h"
+
+#include <dt-bindings/clock/st,stm32mp21-rcc.h>
+#include <dt-bindings/reset/st,stm32mp21-rcc.h>
+
+/* Max clock binding value */
+#define STM32MP21_LAST_CLK CK_SCMI_KER_ETR
+
+/* Clock security definition */
+#define SECF_NONE -1
+
+#define RCC_REG_SIZE 32
+#define RCC_SECCFGR(x) (((x) / RCC_REG_SIZE) * 0x4 + RCC_SECCFGR0)
+#define RCC_CIDCFGR(x) ((x) * 0x8 + RCC_R0CIDCFGR)
+#define RCC_SEMCR(x) ((x) * 0x8 + RCC_R0SEMCR)
+#define RCC_CID1 1
+
+/* Register: RIFSC_CIDCFGR */
+#define RCC_CIDCFGR_CFEN BIT(0)
+#define RCC_CIDCFGR_SEM_EN BIT(1)
+#define RCC_CIDCFGR_SEMWLC1_EN BIT(17)
+#define RCC_CIDCFGR_SCID_MASK GENMASK(6, 4)
+
+/* Register: RIFSC_SEMCR */
+#define RCC_SEMCR_SEMCID_MASK GENMASK(6, 4)
+
+#define MP21_RIF_RCC_MCO1 108
+#define MP21_RIF_RCC_MCO2 109
+
+#define SEC_RIFSC_FLAG BIT(31)
+#define SEC_RIFSC(_id) ((_id) | SEC_RIFSC_FLAG)
+
+enum {
+ HSE,
+ HSI,
+ MSI,
+ LSE,
+ LSI,
+ HSE_DIV2,
+ ICN_HS_MCU,
+ ICN_LS_MCU,
+ ICN_SDMMC,
+ ICN_DDR,
+ ICN_DISPLAY,
+ ICN_HSL,
+ ICN_NIC,
+ FLEXGEN_07,
+ FLEXGEN_08,
+ FLEXGEN_09,
+ FLEXGEN_10,
+ FLEXGEN_11,
+ FLEXGEN_12,
+ FLEXGEN_13,
+ FLEXGEN_14,
+ FLEXGEN_16,
+ FLEXGEN_17,
+ FLEXGEN_18,
+ FLEXGEN_19,
+ FLEXGEN_20,
+ FLEXGEN_21,
+ FLEXGEN_22,
+ FLEXGEN_23,
+ FLEXGEN_24,
+ FLEXGEN_25,
+ FLEXGEN_26,
+ FLEXGEN_27,
+ FLEXGEN_29,
+ FLEXGEN_30,
+ FLEXGEN_31,
+ FLEXGEN_33,
+ FLEXGEN_36,
+ FLEXGEN_37,
+ FLEXGEN_38,
+ FLEXGEN_39,
+ FLEXGEN_40,
+ FLEXGEN_41,
+ FLEXGEN_42,
+ FLEXGEN_43,
+ FLEXGEN_44,
+ FLEXGEN_45,
+ FLEXGEN_46,
+ FLEXGEN_47,
+ FLEXGEN_48,
+ FLEXGEN_50,
+ FLEXGEN_51,
+ FLEXGEN_52,
+ FLEXGEN_53,
+ FLEXGEN_54,
+ FLEXGEN_55,
+ FLEXGEN_56,
+ FLEXGEN_57,
+ FLEXGEN_58,
+ FLEXGEN_61,
+ FLEXGEN_62,
+ FLEXGEN_63,
+ ICN_APB1,
+ ICN_APB2,
+ ICN_APB3,
+ ICN_APB4,
+ ICN_APB5,
+ ICN_APBDBG,
+ TIMG1,
+ TIMG2,
+};
+
+static const struct clk_parent_data adc1_src[] = {
+ { .index = FLEXGEN_46 },
+ { .index = ICN_LS_MCU },
+};
+
+static const struct clk_parent_data adc2_src[] = {
+ { .index = FLEXGEN_47 },
+ { .index = ICN_LS_MCU },
+ { .index = FLEXGEN_46 },
+};
+
+static const struct clk_parent_data usb2phy1_src[] = {
+ { .index = FLEXGEN_57 },
+ { .index = HSE_DIV2 },
+};
+
+static const struct clk_parent_data usb2phy2_src[] = {
+ { .index = FLEXGEN_58 },
+ { .index = HSE_DIV2 },
+};
+
+static const struct clk_parent_data dts_src[] = {
+ { .index = HSI },
+ { .index = HSE },
+ { .index = MSI },
+};
+
+static const struct clk_parent_data mco1_src[] = {
+ { .index = FLEXGEN_61 },
+};
+
+static const struct clk_parent_data mco2_src[] = {
+ { .index = FLEXGEN_62 },
+};
+
+enum enum_mux_cfg {
+ MUX_ADC1,
+ MUX_ADC2,
+ MUX_DTS,
+ MUX_MCO1,
+ MUX_MCO2,
+ MUX_USB2PHY1,
+ MUX_USB2PHY2,
+ MUX_NB
+};
+
+#define MUX_CFG(id, _offset, _shift, _width) \
+ [id] = { \
+ .offset = (_offset), \
+ .shift = (_shift), \
+ .width = (_width), \
+ }
+
+static const struct stm32_mux_cfg stm32mp21_muxes[MUX_NB] = {
+ MUX_CFG(MUX_ADC1, RCC_ADC1CFGR, 12, 1),
+ MUX_CFG(MUX_ADC2, RCC_ADC2CFGR, 12, 2),
+ MUX_CFG(MUX_DTS, RCC_DTSCFGR, 12, 2),
+ MUX_CFG(MUX_MCO1, RCC_MCO1CFGR, 0, 1),
+ MUX_CFG(MUX_MCO2, RCC_MCO2CFGR, 0, 1),
+ MUX_CFG(MUX_USB2PHY1, RCC_USB2PHY1CFGR, 15, 1),
+ MUX_CFG(MUX_USB2PHY2, RCC_USB2PHY2CFGR, 15, 1),
+};
+
+enum enum_gate_cfg {
+ GATE_ADC1,
+ GATE_ADC2,
+ GATE_CRC,
+ GATE_CRYP1,
+ GATE_CRYP2,
+ GATE_CSI,
+ GATE_DCMIPP,
+ GATE_DCMIPSSI,
+ GATE_DDRPERFM,
+ GATE_DTS,
+ GATE_ETH1,
+ GATE_ETH1MAC,
+ GATE_ETH1RX,
+ GATE_ETH1STP,
+ GATE_ETH1TX,
+ GATE_ETH2,
+ GATE_ETH2MAC,
+ GATE_ETH2RX,
+ GATE_ETH2STP,
+ GATE_ETH2TX,
+ GATE_FDCAN,
+ GATE_HASH1,
+ GATE_HASH2,
+ GATE_HDP,
+ GATE_I2C1,
+ GATE_I2C2,
+ GATE_I2C3,
+ GATE_I3C1,
+ GATE_I3C2,
+ GATE_I3C3,
+ GATE_IWDG1,
+ GATE_IWDG2,
+ GATE_IWDG3,
+ GATE_IWDG4,
+ GATE_LPTIM1,
+ GATE_LPTIM2,
+ GATE_LPTIM3,
+ GATE_LPTIM4,
+ GATE_LPTIM5,
+ GATE_LPUART1,
+ GATE_LTDC,
+ GATE_MCO1,
+ GATE_MCO2,
+ GATE_MDF1,
+ GATE_OTG,
+ GATE_PKA,
+ GATE_RNG1,
+ GATE_RNG2,
+ GATE_SAES,
+ GATE_SAI1,
+ GATE_SAI2,
+ GATE_SAI3,
+ GATE_SAI4,
+ GATE_SDMMC1,
+ GATE_SDMMC2,
+ GATE_SDMMC3,
+ GATE_SERC,
+ GATE_SPDIFRX,
+ GATE_SPI1,
+ GATE_SPI2,
+ GATE_SPI3,
+ GATE_SPI4,
+ GATE_SPI5,
+ GATE_SPI6,
+ GATE_TIM1,
+ GATE_TIM10,
+ GATE_TIM11,
+ GATE_TIM12,
+ GATE_TIM13,
+ GATE_TIM14,
+ GATE_TIM15,
+ GATE_TIM16,
+ GATE_TIM17,
+ GATE_TIM2,
+ GATE_TIM3,
+ GATE_TIM4,
+ GATE_TIM5,
+ GATE_TIM6,
+ GATE_TIM7,
+ GATE_TIM8,
+ GATE_UART4,
+ GATE_UART5,
+ GATE_UART7,
+ GATE_USART1,
+ GATE_USART2,
+ GATE_USART3,
+ GATE_USART6,
+ GATE_USB2PHY1,
+ GATE_USB2PHY2,
+ GATE_USBH,
+ GATE_VREF,
+ GATE_WWDG1,
+ GATE_NB
+};
+
+#define GATE_CFG(id, _offset, _bit_idx, _offset_clr) \
+ [id] = { \
+ .offset = (_offset), \
+ .bit_idx = (_bit_idx), \
+ .set_clr = (_offset_clr), \
+ }
+
+static const struct stm32_gate_cfg stm32mp21_gates[GATE_NB] = {
+ GATE_CFG(GATE_ADC1, RCC_ADC1CFGR, 1, 0),
+ GATE_CFG(GATE_ADC2, RCC_ADC2CFGR, 1, 0),
+ GATE_CFG(GATE_CRC, RCC_CRCCFGR, 1, 0),
+ GATE_CFG(GATE_CRYP1, RCC_CRYP1CFGR, 1, 0),
+ GATE_CFG(GATE_CRYP2, RCC_CRYP2CFGR, 1, 0),
+ GATE_CFG(GATE_CSI, RCC_CSICFGR, 1, 0),
+ GATE_CFG(GATE_DCMIPP, RCC_DCMIPPCFGR, 1, 0),
+ GATE_CFG(GATE_DCMIPSSI, RCC_DCMIPSSICFGR, 1, 0),
+ GATE_CFG(GATE_DDRPERFM, RCC_DDRPERFMCFGR, 1, 0),
+ GATE_CFG(GATE_DTS, RCC_DTSCFGR, 1, 0),
+ GATE_CFG(GATE_ETH1, RCC_ETH1CFGR, 5, 0),
+ GATE_CFG(GATE_ETH1MAC, RCC_ETH1CFGR, 1, 0),
+ GATE_CFG(GATE_ETH1RX, RCC_ETH1CFGR, 10, 0),
+ GATE_CFG(GATE_ETH1STP, RCC_ETH1CFGR, 4, 0),
+ GATE_CFG(GATE_ETH1TX, RCC_ETH1CFGR, 8, 0),
+ GATE_CFG(GATE_ETH2, RCC_ETH2CFGR, 5, 0),
+ GATE_CFG(GATE_ETH2MAC, RCC_ETH2CFGR, 1, 0),
+ GATE_CFG(GATE_ETH2RX, RCC_ETH2CFGR, 10, 0),
+ GATE_CFG(GATE_ETH2STP, RCC_ETH2CFGR, 4, 0),
+ GATE_CFG(GATE_ETH2TX, RCC_ETH2CFGR, 8, 0),
+ GATE_CFG(GATE_FDCAN, RCC_FDCANCFGR, 1, 0),
+ GATE_CFG(GATE_HASH1, RCC_HASH1CFGR, 1, 0),
+ GATE_CFG(GATE_HASH2, RCC_HASH2CFGR, 1, 0),
+ GATE_CFG(GATE_HDP, RCC_HDPCFGR, 1, 0),
+ GATE_CFG(GATE_I2C1, RCC_I2C1CFGR, 1, 0),
+ GATE_CFG(GATE_I2C2, RCC_I2C2CFGR, 1, 0),
+ GATE_CFG(GATE_I2C3, RCC_I2C3CFGR, 1, 0),
+ GATE_CFG(GATE_I3C1, RCC_I3C1CFGR, 1, 0),
+ GATE_CFG(GATE_I3C2, RCC_I3C2CFGR, 1, 0),
+ GATE_CFG(GATE_I3C3, RCC_I3C3CFGR, 1, 0),
+ GATE_CFG(GATE_IWDG1, RCC_IWDG1CFGR, 1, 0),
+ GATE_CFG(GATE_IWDG2, RCC_IWDG2CFGR, 1, 0),
+ GATE_CFG(GATE_IWDG3, RCC_IWDG3CFGR, 1, 0),
+ GATE_CFG(GATE_IWDG4, RCC_IWDG4CFGR, 1, 0),
+ GATE_CFG(GATE_LPTIM1, RCC_LPTIM1CFGR, 1, 0),
+ GATE_CFG(GATE_LPTIM2, RCC_LPTIM2CFGR, 1, 0),
+ GATE_CFG(GATE_LPTIM3, RCC_LPTIM3CFGR, 1, 0),
+ GATE_CFG(GATE_LPTIM4, RCC_LPTIM4CFGR, 1, 0),
+ GATE_CFG(GATE_LPTIM5, RCC_LPTIM5CFGR, 1, 0),
+ GATE_CFG(GATE_LPUART1, RCC_LPUART1CFGR, 1, 0),
+ GATE_CFG(GATE_LTDC, RCC_LTDCCFGR, 1, 0),
+ GATE_CFG(GATE_MCO1, RCC_MCO1CFGR, 8, 0),
+ GATE_CFG(GATE_MCO2, RCC_MCO2CFGR, 8, 0),
+ GATE_CFG(GATE_MDF1, RCC_MDF1CFGR, 1, 0),
+ GATE_CFG(GATE_OTG, RCC_OTGCFGR, 1, 0),
+ GATE_CFG(GATE_PKA, RCC_PKACFGR, 1, 0),
+ GATE_CFG(GATE_RNG1, RCC_RNG1CFGR, 1, 0),
+ GATE_CFG(GATE_RNG2, RCC_RNG2CFGR, 1, 0),
+ GATE_CFG(GATE_SAES, RCC_SAESCFGR, 1, 0),
+ GATE_CFG(GATE_SAI1, RCC_SAI1CFGR, 1, 0),
+ GATE_CFG(GATE_SAI2, RCC_SAI2CFGR, 1, 0),
+ GATE_CFG(GATE_SAI3, RCC_SAI3CFGR, 1, 0),
+ GATE_CFG(GATE_SAI4, RCC_SAI4CFGR, 1, 0),
+ GATE_CFG(GATE_SDMMC1, RCC_SDMMC1CFGR, 1, 0),
+ GATE_CFG(GATE_SDMMC2, RCC_SDMMC2CFGR, 1, 0),
+ GATE_CFG(GATE_SDMMC3, RCC_SDMMC3CFGR, 1, 0),
+ GATE_CFG(GATE_SERC, RCC_SERCCFGR, 1, 0),
+ GATE_CFG(GATE_SPDIFRX, RCC_SPDIFRXCFGR, 1, 0),
+ GATE_CFG(GATE_SPI1, RCC_SPI1CFGR, 1, 0),
+ GATE_CFG(GATE_SPI2, RCC_SPI2CFGR, 1, 0),
+ GATE_CFG(GATE_SPI3, RCC_SPI3CFGR, 1, 0),
+ GATE_CFG(GATE_SPI4, RCC_SPI4CFGR, 1, 0),
+ GATE_CFG(GATE_SPI5, RCC_SPI5CFGR, 1, 0),
+ GATE_CFG(GATE_SPI6, RCC_SPI6CFGR, 1, 0),
+ GATE_CFG(GATE_TIM1, RCC_TIM1CFGR, 1, 0),
+ GATE_CFG(GATE_TIM10, RCC_TIM10CFGR, 1, 0),
+ GATE_CFG(GATE_TIM11, RCC_TIM11CFGR, 1, 0),
+ GATE_CFG(GATE_TIM12, RCC_TIM12CFGR, 1, 0),
+ GATE_CFG(GATE_TIM13, RCC_TIM13CFGR, 1, 0),
+ GATE_CFG(GATE_TIM14, RCC_TIM14CFGR, 1, 0),
+ GATE_CFG(GATE_TIM15, RCC_TIM15CFGR, 1, 0),
+ GATE_CFG(GATE_TIM16, RCC_TIM16CFGR, 1, 0),
+ GATE_CFG(GATE_TIM17, RCC_TIM17CFGR, 1, 0),
+ GATE_CFG(GATE_TIM2, RCC_TIM2CFGR, 1, 0),
+ GATE_CFG(GATE_TIM3, RCC_TIM3CFGR, 1, 0),
+ GATE_CFG(GATE_TIM4, RCC_TIM4CFGR, 1, 0),
+ GATE_CFG(GATE_TIM5, RCC_TIM5CFGR, 1, 0),
+ GATE_CFG(GATE_TIM6, RCC_TIM6CFGR, 1, 0),
+ GATE_CFG(GATE_TIM7, RCC_TIM7CFGR, 1, 0),
+ GATE_CFG(GATE_TIM8, RCC_TIM8CFGR, 1, 0),
+ GATE_CFG(GATE_UART4, RCC_UART4CFGR, 1, 0),
+ GATE_CFG(GATE_UART5, RCC_UART5CFGR, 1, 0),
+ GATE_CFG(GATE_UART7, RCC_UART7CFGR, 1, 0),
+ GATE_CFG(GATE_USART1, RCC_USART1CFGR, 1, 0),
+ GATE_CFG(GATE_USART2, RCC_USART2CFGR, 1, 0),
+ GATE_CFG(GATE_USART3, RCC_USART3CFGR, 1, 0),
+ GATE_CFG(GATE_USART6, RCC_USART6CFGR, 1, 0),
+ GATE_CFG(GATE_USB2PHY1, RCC_USB2PHY1CFGR, 1, 0),
+ GATE_CFG(GATE_USB2PHY2, RCC_USB2PHY2CFGR, 1, 0),
+ GATE_CFG(GATE_USBH, RCC_USBHCFGR, 1, 0),
+ GATE_CFG(GATE_VREF, RCC_VREFCFGR, 1, 0),
+ GATE_CFG(GATE_WWDG1, RCC_WWDG1CFGR, 1, 0),
+};
+
+#define CLK_HW_INIT_INDEX(_name, _parent, _ops, _flags) \
+ (&(struct clk_init_data) { \
+ .flags = _flags, \
+ .name = _name, \
+ .parent_data = (const struct clk_parent_data[]) { \
+ { .index = _parent }, \
+ }, \
+ .num_parents = 1, \
+ .ops = _ops, \
+ })
+
+/* ADC */
+static struct clk_stm32_gate ck_icn_p_adc1 = {
+ .gate_id = GATE_ADC1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_adc1", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_composite ck_ker_adc1 = {
+ .gate_id = GATE_ADC1,
+ .mux_id = MUX_ADC1,
+ .div_id = NO_STM32_DIV,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ck_ker_adc1", adc1_src, &clk_stm32_composite_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_adc2 = {
+ .gate_id = GATE_ADC2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_adc2", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_composite ck_ker_adc2 = {
+ .gate_id = GATE_ADC2,
+ .mux_id = MUX_ADC2,
+ .div_id = NO_STM32_DIV,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ck_ker_adc2", adc2_src, &clk_stm32_composite_ops, 0),
+};
+
+/* CSI-HOST */
+static struct clk_stm32_gate ck_icn_p_csi = {
+ .gate_id = GATE_CSI,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_csi", ICN_APB4, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_csi = {
+ .gate_id = GATE_CSI,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_csi", FLEXGEN_29, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_csitxesc = {
+ .gate_id = GATE_CSI,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_csitxesc", FLEXGEN_30, &clk_stm32_gate_ops, 0),
+};
+
+/* CSI-PHY */
+static struct clk_stm32_gate ck_ker_csiphy = {
+ .gate_id = GATE_CSI,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_csiphy", FLEXGEN_31, &clk_stm32_gate_ops, 0),
+};
+
+/* DCMIPP */
+static struct clk_stm32_gate ck_icn_p_dcmipp = {
+ .gate_id = GATE_DCMIPP,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_dcmipp", ICN_APB4, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_dcmipssi = {
+ .gate_id = GATE_DCMIPSSI,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_dcmipssi", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* DDRPERMF */
+static struct clk_stm32_gate ck_icn_p_ddrperfm = {
+ .gate_id = GATE_DDRPERFM,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_ddrperfm", ICN_APB4, &clk_stm32_gate_ops, 0),
+};
+
+/* CRC */
+static struct clk_stm32_gate ck_icn_p_crc = {
+ .gate_id = GATE_CRC,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_crc", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* CRYP */
+static struct clk_stm32_gate ck_icn_p_cryp1 = {
+ .gate_id = GATE_CRYP1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_cryp1", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_cryp2 = {
+ .gate_id = GATE_CRYP2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_cryp2", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* DBG & TRACE */
+/* Trace and debug clocks are managed by SCMI */
+
+/* LTDC */
+static struct clk_stm32_gate ck_icn_p_ltdc = {
+ .gate_id = GATE_LTDC,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_ltdc", ICN_APB4, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_ltdc = {
+ .gate_id = GATE_LTDC,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_ltdc", FLEXGEN_27, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+/* DTS */
+static struct clk_stm32_composite ck_ker_dts = {
+ .gate_id = GATE_DTS,
+ .mux_id = MUX_DTS,
+ .div_id = NO_STM32_DIV,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ck_ker_dts", dts_src,
+ &clk_stm32_composite_ops, 0),
+};
+
+/* ETHERNET */
+static struct clk_stm32_gate ck_icn_p_eth1 = {
+ .gate_id = GATE_ETH1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_eth1", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth1stp = {
+ .gate_id = GATE_ETH1STP,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth1stp", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth1 = {
+ .gate_id = GATE_ETH1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth1", FLEXGEN_54, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth1ptp = {
+ .gate_id = GATE_ETH1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth1ptp", FLEXGEN_56, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth1mac = {
+ .gate_id = GATE_ETH1MAC,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth1mac", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth1tx = {
+ .gate_id = GATE_ETH1TX,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth1tx", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth1rx = {
+ .gate_id = GATE_ETH1RX,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth1rx", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_eth2 = {
+ .gate_id = GATE_ETH2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_eth2", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth2stp = {
+ .gate_id = GATE_ETH2STP,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth2stp", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth2 = {
+ .gate_id = GATE_ETH2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth2", FLEXGEN_55, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth2ptp = {
+ .gate_id = GATE_ETH2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth2ptp", FLEXGEN_56, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth2mac = {
+ .gate_id = GATE_ETH2MAC,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth2mac", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth2tx = {
+ .gate_id = GATE_ETH2TX,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth2tx", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_eth2rx = {
+ .gate_id = GATE_ETH2RX,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_eth2rx", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* FDCAN */
+static struct clk_stm32_gate ck_icn_p_fdcan = {
+ .gate_id = GATE_FDCAN,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_fdcan", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_fdcan = {
+ .gate_id = GATE_FDCAN,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_fdcan", FLEXGEN_26, &clk_stm32_gate_ops, 0),
+};
+
+/* HASH */
+static struct clk_stm32_gate ck_icn_p_hash1 = {
+ .gate_id = GATE_HASH1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_hash1", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_hash2 = {
+ .gate_id = GATE_HASH2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_hash2", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* HDP */
+static struct clk_stm32_gate ck_icn_p_hdp = {
+ .gate_id = GATE_HDP,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_hdp", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+/* I2C */
+static struct clk_stm32_gate ck_icn_p_i2c1 = {
+ .gate_id = GATE_I2C1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_i2c1", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_i2c2 = {
+ .gate_id = GATE_I2C2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_i2c2", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_i2c3 = {
+ .gate_id = GATE_I2C3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_i2c3", ICN_APB5, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_i2c1 = {
+ .gate_id = GATE_I2C1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_i2c1", FLEXGEN_13, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_i2c2 = {
+ .gate_id = GATE_I2C2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_i2c2", FLEXGEN_13, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_i2c3 = {
+ .gate_id = GATE_I2C3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_i2c3", FLEXGEN_38, &clk_stm32_gate_ops, 0),
+};
+
+/* I3C */
+static struct clk_stm32_gate ck_icn_p_i3c1 = {
+ .gate_id = GATE_I3C1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_i3c1", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_i3c2 = {
+ .gate_id = GATE_I3C2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_i3c2", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_i3c3 = {
+ .gate_id = GATE_I3C3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_i3c3", ICN_APB5, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_i3c1 = {
+ .gate_id = GATE_I3C1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_i3c1", FLEXGEN_14, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_i3c2 = {
+ .gate_id = GATE_I3C2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_i3c2", FLEXGEN_14, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_i3c3 = {
+ .gate_id = GATE_I3C3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_i3c3", FLEXGEN_36, &clk_stm32_gate_ops, 0),
+};
+
+/* IWDG */
+static struct clk_stm32_gate ck_icn_p_iwdg1 = {
+ .gate_id = GATE_IWDG1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_iwdg1", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_iwdg2 = {
+ .gate_id = GATE_IWDG2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_iwdg2", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_iwdg3 = {
+ .gate_id = GATE_IWDG3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_iwdg3", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_iwdg4 = {
+ .gate_id = GATE_IWDG4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_iwdg4", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+/* LPTIM */
+static struct clk_stm32_gate ck_icn_p_lptim1 = {
+ .gate_id = GATE_LPTIM1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_lptim1", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_lptim2 = {
+ .gate_id = GATE_LPTIM2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_lptim2", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_lptim3 = {
+ .gate_id = GATE_LPTIM3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_lptim3", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_lptim4 = {
+ .gate_id = GATE_LPTIM4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_lptim4", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_lptim5 = {
+ .gate_id = GATE_LPTIM5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_lptim5", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_lptim1 = {
+ .gate_id = GATE_LPTIM1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_lptim1", FLEXGEN_07, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_lptim2 = {
+ .gate_id = GATE_LPTIM2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_lptim2", FLEXGEN_07, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_lptim3 = {
+ .gate_id = GATE_LPTIM3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_lptim3", FLEXGEN_40, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_lptim4 = {
+ .gate_id = GATE_LPTIM4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_lptim4", FLEXGEN_41, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_lptim5 = {
+ .gate_id = GATE_LPTIM5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_lptim5", FLEXGEN_42, &clk_stm32_gate_ops, 0),
+};
+
+/* LPUART */
+static struct clk_stm32_gate ck_icn_p_lpuart1 = {
+ .gate_id = GATE_LPUART1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_lpuart1", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_lpuart1 = {
+ .gate_id = GATE_LPUART1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_lpuart1", FLEXGEN_39, &clk_stm32_gate_ops, 0),
+};
+
+/* MCO1 & MCO2 */
+static struct clk_stm32_composite ck_mco1 = {
+ .gate_id = GATE_MCO1,
+ .mux_id = MUX_MCO1,
+ .div_id = NO_STM32_DIV,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ck_mco1", mco1_src, &clk_stm32_composite_ops, 0),
+};
+
+static struct clk_stm32_composite ck_mco2 = {
+ .gate_id = GATE_MCO2,
+ .mux_id = MUX_MCO2,
+ .div_id = NO_STM32_DIV,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ck_mco2", mco2_src, &clk_stm32_composite_ops, 0),
+};
+
+/* MDF */
+static struct clk_stm32_gate ck_icn_p_mdf1 = {
+ .gate_id = GATE_MDF1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_mdf1", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_mdf1 = {
+ .gate_id = GATE_MDF1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_mdf1", FLEXGEN_21, &clk_stm32_gate_ops, 0),
+};
+
+/* OTG */
+static struct clk_stm32_gate ck_icn_m_otg = {
+ .gate_id = GATE_OTG,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_m_otg", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* PKA */
+static struct clk_stm32_gate ck_icn_p_pka = {
+ .gate_id = GATE_PKA,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_pka", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* RNG */
+static struct clk_stm32_gate ck_icn_p_rng1 = {
+ .gate_id = GATE_RNG1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_rng1", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_rng2 = {
+ .gate_id = GATE_RNG2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_rng2", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* SAES */
+static struct clk_stm32_gate ck_icn_p_saes = {
+ .gate_id = GATE_SAES,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_saes", ICN_LS_MCU, &clk_stm32_gate_ops, 0),
+};
+
+/* SAI */
+static struct clk_stm32_gate ck_icn_p_sai1 = {
+ .gate_id = GATE_SAI1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_sai1", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_sai2 = {
+ .gate_id = GATE_SAI2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_sai2", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_sai3 = {
+ .gate_id = GATE_SAI3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_sai3", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_sai4 = {
+ .gate_id = GATE_SAI4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_sai4", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_sai1 = {
+ .gate_id = GATE_SAI1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_sai1", FLEXGEN_22, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+static struct clk_stm32_gate ck_ker_sai2 = {
+ .gate_id = GATE_SAI2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_sai2", FLEXGEN_23, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+static struct clk_stm32_gate ck_ker_sai3 = {
+ .gate_id = GATE_SAI3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_sai3", FLEXGEN_24, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+static struct clk_stm32_gate ck_ker_sai4 = {
+ .gate_id = GATE_SAI4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_sai4", FLEXGEN_25, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+/* SDMMC */
+static struct clk_stm32_gate ck_icn_m_sdmmc1 = {
+ .gate_id = GATE_SDMMC1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_m_sdmmc1", ICN_SDMMC, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_m_sdmmc2 = {
+ .gate_id = GATE_SDMMC2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_m_sdmmc2", ICN_SDMMC, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_m_sdmmc3 = {
+ .gate_id = GATE_SDMMC3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_m_sdmmc3", ICN_SDMMC, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_sdmmc1 = {
+ .gate_id = GATE_SDMMC1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_sdmmc1", FLEXGEN_51, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_sdmmc2 = {
+ .gate_id = GATE_SDMMC2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_sdmmc2", FLEXGEN_52, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_sdmmc3 = {
+ .gate_id = GATE_SDMMC3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_sdmmc3", FLEXGEN_53, &clk_stm32_gate_ops, 0),
+};
+
+/* SERC */
+static struct clk_stm32_gate ck_icn_p_serc = {
+ .gate_id = GATE_SERC,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_serc", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+/* SPDIF */
+static struct clk_stm32_gate ck_icn_p_spdifrx = {
+ .gate_id = GATE_SPDIFRX,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_spdifrx", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_spdifrx = {
+ .gate_id = GATE_SPDIFRX,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_spdifrx", FLEXGEN_12, &clk_stm32_gate_ops, 0),
+};
+
+/* SPI */
+static struct clk_stm32_gate ck_icn_p_spi1 = {
+ .gate_id = GATE_SPI1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_spi1", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_spi2 = {
+ .gate_id = GATE_SPI2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_spi2", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_spi3 = {
+ .gate_id = GATE_SPI3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_spi3", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_spi4 = {
+ .gate_id = GATE_SPI4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_spi4", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_spi5 = {
+ .gate_id = GATE_SPI5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_spi5", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_spi6 = {
+ .gate_id = GATE_SPI6,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_spi6", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_spi1 = {
+ .gate_id = GATE_SPI1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_spi1", FLEXGEN_16, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+static struct clk_stm32_gate ck_ker_spi2 = {
+ .gate_id = GATE_SPI2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_spi2", FLEXGEN_10, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+static struct clk_stm32_gate ck_ker_spi3 = {
+ .gate_id = GATE_SPI3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_spi3", FLEXGEN_11, &clk_stm32_gate_ops,
+ CLK_SET_RATE_PARENT),
+};
+
+static struct clk_stm32_gate ck_ker_spi4 = {
+ .gate_id = GATE_SPI4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_spi4", FLEXGEN_17, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_spi5 = {
+ .gate_id = GATE_SPI5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_spi5", FLEXGEN_17, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_spi6 = {
+ .gate_id = GATE_SPI6,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_spi6", FLEXGEN_37, &clk_stm32_gate_ops, 0),
+};
+
+/* Timers */
+static struct clk_stm32_gate ck_icn_p_tim2 = {
+ .gate_id = GATE_TIM2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim2", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim3 = {
+ .gate_id = GATE_TIM3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim3", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim4 = {
+ .gate_id = GATE_TIM4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim4", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim5 = {
+ .gate_id = GATE_TIM5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim5", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim6 = {
+ .gate_id = GATE_TIM6,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim6", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim7 = {
+ .gate_id = GATE_TIM7,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim7", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim10 = {
+ .gate_id = GATE_TIM10,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim10", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim11 = {
+ .gate_id = GATE_TIM11,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim11", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim12 = {
+ .gate_id = GATE_TIM12,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim12", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim13 = {
+ .gate_id = GATE_TIM13,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim13", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim14 = {
+ .gate_id = GATE_TIM14,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim14", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim1 = {
+ .gate_id = GATE_TIM1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim1", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim8 = {
+ .gate_id = GATE_TIM8,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim8", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim15 = {
+ .gate_id = GATE_TIM15,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim15", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim16 = {
+ .gate_id = GATE_TIM16,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim16", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_tim17 = {
+ .gate_id = GATE_TIM17,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_tim17", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim2 = {
+ .gate_id = GATE_TIM2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim2", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim3 = {
+ .gate_id = GATE_TIM3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim3", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim4 = {
+ .gate_id = GATE_TIM4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim4", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim5 = {
+ .gate_id = GATE_TIM5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim5", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim6 = {
+ .gate_id = GATE_TIM6,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim6", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim7 = {
+ .gate_id = GATE_TIM7,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim7", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim10 = {
+ .gate_id = GATE_TIM10,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim10", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim11 = {
+ .gate_id = GATE_TIM11,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim11", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim12 = {
+ .gate_id = GATE_TIM12,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim12", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim13 = {
+ .gate_id = GATE_TIM13,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim13", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim14 = {
+ .gate_id = GATE_TIM14,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim14", TIMG1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim1 = {
+ .gate_id = GATE_TIM1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim1", TIMG2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim8 = {
+ .gate_id = GATE_TIM8,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim8", TIMG2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim15 = {
+ .gate_id = GATE_TIM15,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim15", TIMG2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim16 = {
+ .gate_id = GATE_TIM16,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim16", TIMG2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_tim17 = {
+ .gate_id = GATE_TIM17,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_tim17", TIMG2, &clk_stm32_gate_ops, 0),
+};
+
+/* UART/USART */
+static struct clk_stm32_gate ck_icn_p_usart2 = {
+ .gate_id = GATE_USART2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_usart2", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_usart3 = {
+ .gate_id = GATE_USART3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_usart3", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_uart4 = {
+ .gate_id = GATE_UART4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_uart4", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_uart5 = {
+ .gate_id = GATE_UART5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_uart5", ICN_APB1, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_usart1 = {
+ .gate_id = GATE_USART1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_usart1", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_usart6 = {
+ .gate_id = GATE_USART6,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_usart6", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_p_uart7 = {
+ .gate_id = GATE_UART7,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_uart7", ICN_APB2, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_usart2 = {
+ .gate_id = GATE_USART2,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_usart2", FLEXGEN_08, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_uart4 = {
+ .gate_id = GATE_UART4,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_uart4", FLEXGEN_08, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_usart3 = {
+ .gate_id = GATE_USART3,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_usart3", FLEXGEN_09, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_uart5 = {
+ .gate_id = GATE_UART5,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_uart5", FLEXGEN_09, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_usart1 = {
+ .gate_id = GATE_USART1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_usart1", FLEXGEN_18, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_usart6 = {
+ .gate_id = GATE_USART6,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_usart6", FLEXGEN_19, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_ker_uart7 = {
+ .gate_id = GATE_UART7,
+ .hw.init = CLK_HW_INIT_INDEX("ck_ker_uart7", FLEXGEN_20, &clk_stm32_gate_ops, 0),
+};
+
+/* USB2PHY1 */
+static struct clk_stm32_composite ck_ker_usb2phy1 = {
+ .gate_id = GATE_USB2PHY1,
+ .mux_id = MUX_USB2PHY1,
+ .div_id = NO_STM32_DIV,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ck_ker_usb2phy1", usb2phy1_src,
+ &clk_stm32_composite_ops, 0),
+};
+
+/* USBH */
+static struct clk_stm32_gate ck_icn_m_usbhehci = {
+ .gate_id = GATE_USBH,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_m_usbhehci", ICN_HSL, &clk_stm32_gate_ops, 0),
+};
+
+static struct clk_stm32_gate ck_icn_m_usbhohci = {
+ .gate_id = GATE_USBH,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_m_usbhohci", ICN_HSL, &clk_stm32_gate_ops, 0),
+};
+
+/* USB2PHY2 */
+static struct clk_stm32_composite ck_ker_usb2phy2_en = {
+ .gate_id = GATE_USB2PHY2,
+ .mux_id = MUX_USB2PHY2,
+ .div_id = NO_STM32_DIV,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ck_ker_usb2phy2_en", usb2phy2_src,
+ &clk_stm32_composite_ops, 0),
+};
+
+/* VREF */
+static struct clk_stm32_gate ck_icn_p_vref = {
+ .gate_id = GATE_VREF,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_vref", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+/* WWDG */
+static struct clk_stm32_gate ck_icn_p_wwdg1 = {
+ .gate_id = GATE_WWDG1,
+ .hw.init = CLK_HW_INIT_INDEX("ck_icn_p_wwdg1", ICN_APB3, &clk_stm32_gate_ops, 0),
+};
+
+static int stm32_rcc_get_access(void __iomem *base, u32 index)
+{
+ u32 seccfgr, cidcfgr, semcr;
+ int bit, cid;
+
+ bit = index % RCC_REG_SIZE;
+
+ seccfgr = readl(base + RCC_SECCFGR(index));
+ if (seccfgr & BIT(bit))
+ return -EACCES;
+
+ cidcfgr = readl(base + RCC_CIDCFGR(index));
+ if (!(cidcfgr & RCC_CIDCFGR_CFEN))
+ /* CID filtering is turned off: access granted */
+ return 0;
+
+ if (!(cidcfgr & RCC_CIDCFGR_SEM_EN)) {
+ /* Static CID mode */
+ cid = FIELD_GET(RCC_CIDCFGR_SCID_MASK, cidcfgr);
+ if (cid != RCC_CID1)
+ return -EACCES;
+ return 0;
+ }
+
+ /* Pass-list with semaphore mode */
+ if (!(cidcfgr & RCC_CIDCFGR_SEMWLC1_EN))
+ return -EACCES;
+
+ semcr = readl(base + RCC_SEMCR(index));
+
+ cid = FIELD_GET(RCC_SEMCR_SEMCID_MASK, semcr);
+ if (cid != RCC_CID1)
+ return -EACCES;
+
+ return 0;
+}
+
+static int stm32mp21_check_security(struct device_node *np, void __iomem *base,
+ const struct clock_config *cfg)
+{
+ int ret = 0;
+
+ if (cfg->sec_id != SECF_NONE) {
+ struct stm32_firewall firewall;
+ u32 index = (u32)cfg->sec_id;
+
+ if (index & SEC_RIFSC_FLAG) {
+ ret = stm32_firewall_get_firewall(np, &firewall, 1);
+ if (ret)
+ return ret;
+ ret = stm32_firewall_grant_access_by_id(&firewall, index & ~SEC_RIFSC_FLAG);
+ } else {
+ ret = stm32_rcc_get_access(base, cfg->sec_id & ~SEC_RIFSC_FLAG);
+ }
+ }
+
+ return ret;
+}
+
+static const struct clock_config stm32mp21_clock_cfg[] = {
+ STM32_GATE_CFG(CK_BUS_ETH1, ck_icn_p_eth1, SEC_RIFSC(60)),
+ STM32_GATE_CFG(CK_BUS_ETH2, ck_icn_p_eth2, SEC_RIFSC(61)),
+ STM32_GATE_CFG(CK_BUS_ADC1, ck_icn_p_adc1, SEC_RIFSC(58)),
+ STM32_GATE_CFG(CK_BUS_ADC2, ck_icn_p_adc2, SEC_RIFSC(59)),
+ STM32_GATE_CFG(CK_BUS_CRC, ck_icn_p_crc, SEC_RIFSC(109)),
+ STM32_GATE_CFG(CK_BUS_MDF1, ck_icn_p_mdf1, SEC_RIFSC(54)),
+ STM32_GATE_CFG(CK_BUS_HASH1, ck_icn_p_hash1, SEC_RIFSC(96)),
+ STM32_GATE_CFG(CK_BUS_HASH2, ck_icn_p_hash2, SEC_RIFSC(97)),
+ STM32_GATE_CFG(CK_BUS_RNG1, ck_icn_p_rng1, SEC_RIFSC(92)),
+ STM32_GATE_CFG(CK_BUS_RNG2, ck_icn_p_rng2, SEC_RIFSC(93)),
+ STM32_GATE_CFG(CK_BUS_CRYP1, ck_icn_p_cryp1, SEC_RIFSC(98)),
+ STM32_GATE_CFG(CK_BUS_CRYP2, ck_icn_p_cryp2, SEC_RIFSC(99)),
+ STM32_GATE_CFG(CK_BUS_SAES, ck_icn_p_saes, SEC_RIFSC(95)),
+ STM32_GATE_CFG(CK_BUS_PKA, ck_icn_p_pka, SEC_RIFSC(94)),
+ STM32_GATE_CFG(CK_BUS_LPUART1, ck_icn_p_lpuart1, SEC_RIFSC(40)),
+ STM32_GATE_CFG(CK_BUS_LPTIM3, ck_icn_p_lptim3, SEC_RIFSC(19)),
+ STM32_GATE_CFG(CK_BUS_LPTIM4, ck_icn_p_lptim4, SEC_RIFSC(20)),
+ STM32_GATE_CFG(CK_BUS_LPTIM5, ck_icn_p_lptim5, SEC_RIFSC(21)),
+ STM32_GATE_CFG(CK_BUS_SDMMC1, ck_icn_m_sdmmc1, SEC_RIFSC(76)),
+ STM32_GATE_CFG(CK_BUS_SDMMC2, ck_icn_m_sdmmc2, SEC_RIFSC(77)),
+ STM32_GATE_CFG(CK_BUS_SDMMC3, ck_icn_m_sdmmc3, SEC_RIFSC(78)),
+ STM32_GATE_CFG(CK_BUS_USBHOHCI, ck_icn_m_usbhohci, SEC_RIFSC(63)),
+ STM32_GATE_CFG(CK_BUS_USBHEHCI, ck_icn_m_usbhehci, SEC_RIFSC(63)),
+ STM32_GATE_CFG(CK_BUS_OTG, ck_icn_m_otg, SEC_RIFSC(66)),
+ STM32_GATE_CFG(CK_BUS_TIM2, ck_icn_p_tim2, SEC_RIFSC(1)),
+ STM32_GATE_CFG(CK_BUS_TIM3, ck_icn_p_tim3, SEC_RIFSC(2)),
+ STM32_GATE_CFG(CK_BUS_TIM4, ck_icn_p_tim4, SEC_RIFSC(3)),
+ STM32_GATE_CFG(CK_BUS_TIM5, ck_icn_p_tim5, SEC_RIFSC(4)),
+ STM32_GATE_CFG(CK_BUS_TIM6, ck_icn_p_tim6, SEC_RIFSC(5)),
+ STM32_GATE_CFG(CK_BUS_TIM7, ck_icn_p_tim7, SEC_RIFSC(6)),
+ STM32_GATE_CFG(CK_BUS_TIM10, ck_icn_p_tim10, SEC_RIFSC(8)),
+ STM32_GATE_CFG(CK_BUS_TIM11, ck_icn_p_tim11, SEC_RIFSC(9)),
+ STM32_GATE_CFG(CK_BUS_TIM12, ck_icn_p_tim12, SEC_RIFSC(10)),
+ STM32_GATE_CFG(CK_BUS_TIM13, ck_icn_p_tim13, SEC_RIFSC(11)),
+ STM32_GATE_CFG(CK_BUS_TIM14, ck_icn_p_tim14, SEC_RIFSC(12)),
+ STM32_GATE_CFG(CK_BUS_LPTIM1, ck_icn_p_lptim1, SEC_RIFSC(17)),
+ STM32_GATE_CFG(CK_BUS_LPTIM2, ck_icn_p_lptim2, SEC_RIFSC(18)),
+ STM32_GATE_CFG(CK_BUS_SPI2, ck_icn_p_spi2, SEC_RIFSC(23)),
+ STM32_GATE_CFG(CK_BUS_SPI3, ck_icn_p_spi3, SEC_RIFSC(24)),
+ STM32_GATE_CFG(CK_BUS_SPDIFRX, ck_icn_p_spdifrx, SEC_RIFSC(30)),
+ STM32_GATE_CFG(CK_BUS_USART2, ck_icn_p_usart2, SEC_RIFSC(32)),
+ STM32_GATE_CFG(CK_BUS_USART3, ck_icn_p_usart3, SEC_RIFSC(33)),
+ STM32_GATE_CFG(CK_BUS_UART4, ck_icn_p_uart4, SEC_RIFSC(34)),
+ STM32_GATE_CFG(CK_BUS_UART5, ck_icn_p_uart5, SEC_RIFSC(35)),
+ STM32_GATE_CFG(CK_BUS_I2C1, ck_icn_p_i2c1, SEC_RIFSC(41)),
+ STM32_GATE_CFG(CK_BUS_I2C2, ck_icn_p_i2c2, SEC_RIFSC(42)),
+ STM32_GATE_CFG(CK_BUS_I2C3, ck_icn_p_i2c3, SEC_RIFSC(43)),
+ STM32_GATE_CFG(CK_BUS_I3C1, ck_icn_p_i3c1, SEC_RIFSC(114)),
+ STM32_GATE_CFG(CK_BUS_I3C2, ck_icn_p_i3c2, SEC_RIFSC(115)),
+ STM32_GATE_CFG(CK_BUS_I3C3, ck_icn_p_i3c3, SEC_RIFSC(116)),
+ STM32_GATE_CFG(CK_BUS_TIM1, ck_icn_p_tim1, SEC_RIFSC(0)),
+ STM32_GATE_CFG(CK_BUS_TIM8, ck_icn_p_tim8, SEC_RIFSC(7)),
+ STM32_GATE_CFG(CK_BUS_TIM15, ck_icn_p_tim15, SEC_RIFSC(13)),
+ STM32_GATE_CFG(CK_BUS_TIM16, ck_icn_p_tim16, SEC_RIFSC(14)),
+ STM32_GATE_CFG(CK_BUS_TIM17, ck_icn_p_tim17, SEC_RIFSC(15)),
+ STM32_GATE_CFG(CK_BUS_SAI1, ck_icn_p_sai1, SEC_RIFSC(49)),
+ STM32_GATE_CFG(CK_BUS_SAI2, ck_icn_p_sai2, SEC_RIFSC(50)),
+ STM32_GATE_CFG(CK_BUS_SAI3, ck_icn_p_sai3, SEC_RIFSC(51)),
+ STM32_GATE_CFG(CK_BUS_SAI4, ck_icn_p_sai4, SEC_RIFSC(52)),
+ STM32_GATE_CFG(CK_BUS_USART1, ck_icn_p_usart1, SEC_RIFSC(31)),
+ STM32_GATE_CFG(CK_BUS_USART6, ck_icn_p_usart6, SEC_RIFSC(36)),
+ STM32_GATE_CFG(CK_BUS_UART7, ck_icn_p_uart7, SEC_RIFSC(37)),
+ STM32_GATE_CFG(CK_BUS_FDCAN, ck_icn_p_fdcan, SEC_RIFSC(56)),
+ STM32_GATE_CFG(CK_BUS_SPI1, ck_icn_p_spi1, SEC_RIFSC(22)),
+ STM32_GATE_CFG(CK_BUS_SPI4, ck_icn_p_spi4, SEC_RIFSC(25)),
+ STM32_GATE_CFG(CK_BUS_SPI5, ck_icn_p_spi5, SEC_RIFSC(26)),
+ STM32_GATE_CFG(CK_BUS_SPI6, ck_icn_p_spi6, SEC_RIFSC(27)),
+ STM32_GATE_CFG(CK_BUS_IWDG1, ck_icn_p_iwdg1, SEC_RIFSC(100)),
+ STM32_GATE_CFG(CK_BUS_IWDG2, ck_icn_p_iwdg2, SEC_RIFSC(101)),
+ STM32_GATE_CFG(CK_BUS_IWDG3, ck_icn_p_iwdg3, SEC_RIFSC(102)),
+ STM32_GATE_CFG(CK_BUS_IWDG4, ck_icn_p_iwdg4, SEC_RIFSC(103)),
+ STM32_GATE_CFG(CK_BUS_WWDG1, ck_icn_p_wwdg1, SEC_RIFSC(104)),
+ STM32_GATE_CFG(CK_BUS_VREF, ck_icn_p_vref, SEC_RIFSC(106)),
+ STM32_GATE_CFG(CK_BUS_SERC, ck_icn_p_serc, SEC_RIFSC(110)),
+ STM32_GATE_CFG(CK_BUS_HDP, ck_icn_p_hdp, SEC_RIFSC(57)),
+ STM32_GATE_CFG(CK_BUS_LTDC, ck_icn_p_ltdc, SEC_RIFSC(80)),
+ STM32_GATE_CFG(CK_BUS_CSI, ck_icn_p_csi, SEC_RIFSC(86)),
+ STM32_GATE_CFG(CK_BUS_DCMIPP, ck_icn_p_dcmipp, SEC_RIFSC(87)),
+ STM32_GATE_CFG(CK_BUS_DCMIPSSI, ck_icn_p_dcmipssi, SEC_RIFSC(88)),
+ STM32_GATE_CFG(CK_BUS_DDRPERFM, ck_icn_p_ddrperfm, SEC_RIFSC(67)),
+ STM32_GATE_CFG(CK_KER_TIM2, ck_ker_tim2, SEC_RIFSC(1)),
+ STM32_GATE_CFG(CK_KER_TIM3, ck_ker_tim3, SEC_RIFSC(2)),
+ STM32_GATE_CFG(CK_KER_TIM4, ck_ker_tim4, SEC_RIFSC(3)),
+ STM32_GATE_CFG(CK_KER_TIM5, ck_ker_tim5, SEC_RIFSC(4)),
+ STM32_GATE_CFG(CK_KER_TIM6, ck_ker_tim6, SEC_RIFSC(5)),
+ STM32_GATE_CFG(CK_KER_TIM7, ck_ker_tim7, SEC_RIFSC(6)),
+ STM32_GATE_CFG(CK_KER_TIM10, ck_ker_tim10, SEC_RIFSC(8)),
+ STM32_GATE_CFG(CK_KER_TIM11, ck_ker_tim11, SEC_RIFSC(9)),
+ STM32_GATE_CFG(CK_KER_TIM12, ck_ker_tim12, SEC_RIFSC(10)),
+ STM32_GATE_CFG(CK_KER_TIM13, ck_ker_tim13, SEC_RIFSC(11)),
+ STM32_GATE_CFG(CK_KER_TIM14, ck_ker_tim14, SEC_RIFSC(12)),
+ STM32_GATE_CFG(CK_KER_TIM1, ck_ker_tim1, SEC_RIFSC(0)),
+ STM32_GATE_CFG(CK_KER_TIM8, ck_ker_tim8, SEC_RIFSC(7)),
+ STM32_GATE_CFG(CK_KER_TIM15, ck_ker_tim15, SEC_RIFSC(13)),
+ STM32_GATE_CFG(CK_KER_TIM16, ck_ker_tim16, SEC_RIFSC(14)),
+ STM32_GATE_CFG(CK_KER_TIM17, ck_ker_tim17, SEC_RIFSC(15)),
+ STM32_GATE_CFG(CK_KER_LPTIM1, ck_ker_lptim1, SEC_RIFSC(17)),
+ STM32_GATE_CFG(CK_KER_LPTIM2, ck_ker_lptim2, SEC_RIFSC(18)),
+ STM32_GATE_CFG(CK_KER_USART2, ck_ker_usart2, SEC_RIFSC(32)),
+ STM32_GATE_CFG(CK_KER_UART4, ck_ker_uart4, SEC_RIFSC(34)),
+ STM32_GATE_CFG(CK_KER_USART3, ck_ker_usart3, SEC_RIFSC(33)),
+ STM32_GATE_CFG(CK_KER_UART5, ck_ker_uart5, SEC_RIFSC(35)),
+ STM32_GATE_CFG(CK_KER_SPI2, ck_ker_spi2, SEC_RIFSC(23)),
+ STM32_GATE_CFG(CK_KER_SPI3, ck_ker_spi3, SEC_RIFSC(24)),
+ STM32_GATE_CFG(CK_KER_SPDIFRX, ck_ker_spdifrx, SEC_RIFSC(30)),
+ STM32_GATE_CFG(CK_KER_I2C1, ck_ker_i2c1, SEC_RIFSC(41)),
+ STM32_GATE_CFG(CK_KER_I2C2, ck_ker_i2c2, SEC_RIFSC(42)),
+ STM32_GATE_CFG(CK_KER_I3C1, ck_ker_i3c1, SEC_RIFSC(114)),
+ STM32_GATE_CFG(CK_KER_I3C2, ck_ker_i3c2, SEC_RIFSC(115)),
+ STM32_GATE_CFG(CK_KER_I2C3, ck_ker_i2c3, SEC_RIFSC(43)),
+ STM32_GATE_CFG(CK_KER_I3C3, ck_ker_i3c3, SEC_RIFSC(116)),
+ STM32_GATE_CFG(CK_KER_SPI1, ck_ker_spi1, SEC_RIFSC(22)),
+ STM32_GATE_CFG(CK_KER_SPI4, ck_ker_spi4, SEC_RIFSC(25)),
+ STM32_GATE_CFG(CK_KER_SPI5, ck_ker_spi5, SEC_RIFSC(26)),
+ STM32_GATE_CFG(CK_KER_SPI6, ck_ker_spi6, SEC_RIFSC(27)),
+ STM32_GATE_CFG(CK_KER_USART1, ck_ker_usart1, SEC_RIFSC(31)),
+ STM32_GATE_CFG(CK_KER_USART6, ck_ker_usart6, SEC_RIFSC(36)),
+ STM32_GATE_CFG(CK_KER_UART7, ck_ker_uart7, SEC_RIFSC(37)),
+ STM32_GATE_CFG(CK_KER_MDF1, ck_ker_mdf1, SEC_RIFSC(54)),
+ STM32_GATE_CFG(CK_KER_SAI1, ck_ker_sai1, SEC_RIFSC(49)),
+ STM32_GATE_CFG(CK_KER_SAI2, ck_ker_sai2, SEC_RIFSC(50)),
+ STM32_GATE_CFG(CK_KER_SAI3, ck_ker_sai3, SEC_RIFSC(51)),
+ STM32_GATE_CFG(CK_KER_SAI4, ck_ker_sai4, SEC_RIFSC(52)),
+ STM32_GATE_CFG(CK_KER_FDCAN, ck_ker_fdcan, SEC_RIFSC(56)),
+ STM32_GATE_CFG(CK_KER_CSI, ck_ker_csi, SEC_RIFSC(86)),
+ STM32_GATE_CFG(CK_KER_CSITXESC, ck_ker_csitxesc, SEC_RIFSC(86)),
+ STM32_GATE_CFG(CK_KER_CSIPHY, ck_ker_csiphy, SEC_RIFSC(86)),
+ STM32_GATE_CFG(CK_KER_LPUART1, ck_ker_lpuart1, SEC_RIFSC(40)),
+ STM32_GATE_CFG(CK_KER_LPTIM3, ck_ker_lptim3, SEC_RIFSC(19)),
+ STM32_GATE_CFG(CK_KER_LPTIM4, ck_ker_lptim4, SEC_RIFSC(20)),
+ STM32_GATE_CFG(CK_KER_LPTIM5, ck_ker_lptim5, SEC_RIFSC(21)),
+ STM32_GATE_CFG(CK_KER_SDMMC1, ck_ker_sdmmc1, SEC_RIFSC(76)),
+ STM32_GATE_CFG(CK_KER_SDMMC2, ck_ker_sdmmc2, SEC_RIFSC(77)),
+ STM32_GATE_CFG(CK_KER_SDMMC3, ck_ker_sdmmc3, SEC_RIFSC(78)),
+ STM32_GATE_CFG(CK_KER_ETH1, ck_ker_eth1, SEC_RIFSC(60)),
+ STM32_GATE_CFG(CK_ETH1_STP, ck_ker_eth1stp, SEC_RIFSC(60)),
+ STM32_GATE_CFG(CK_KER_ETH2, ck_ker_eth2, SEC_RIFSC(61)),
+ STM32_GATE_CFG(CK_ETH2_STP, ck_ker_eth2stp, SEC_RIFSC(61)),
+ STM32_GATE_CFG(CK_KER_ETH1PTP, ck_ker_eth1ptp, SEC_RIFSC(60)),
+ STM32_GATE_CFG(CK_KER_ETH2PTP, ck_ker_eth2ptp, SEC_RIFSC(61)),
+ STM32_GATE_CFG(CK_ETH1_MAC, ck_ker_eth1mac, SEC_RIFSC(60)),
+ STM32_GATE_CFG(CK_ETH1_TX, ck_ker_eth1tx, SEC_RIFSC(60)),
+ STM32_GATE_CFG(CK_ETH1_RX, ck_ker_eth1rx, SEC_RIFSC(60)),
+ STM32_GATE_CFG(CK_ETH2_MAC, ck_ker_eth2mac, SEC_RIFSC(61)),
+ STM32_GATE_CFG(CK_ETH2_TX, ck_ker_eth2tx, SEC_RIFSC(61)),
+ STM32_GATE_CFG(CK_ETH2_RX, ck_ker_eth2rx, SEC_RIFSC(61)),
+ STM32_COMPOSITE_CFG(CK_MCO1, ck_mco1, MP21_RIF_RCC_MCO1),
+ STM32_COMPOSITE_CFG(CK_MCO2, ck_mco2, MP21_RIF_RCC_MCO2),
+ STM32_COMPOSITE_CFG(CK_KER_ADC1, ck_ker_adc1, SEC_RIFSC(58)),
+ STM32_COMPOSITE_CFG(CK_KER_ADC2, ck_ker_adc2, SEC_RIFSC(59)),
+ STM32_COMPOSITE_CFG(CK_KER_USB2PHY1, ck_ker_usb2phy1, SEC_RIFSC(63)),
+ STM32_COMPOSITE_CFG(CK_KER_USB2PHY2EN, ck_ker_usb2phy2_en, SEC_RIFSC(66)),
+ STM32_COMPOSITE_CFG(CK_KER_DTS, ck_ker_dts, SEC_RIFSC(107)),
+ STM32_GATE_CFG(CK_KER_LTDC, ck_ker_ltdc, SEC_RIFSC(80)),
+};
+
+#define RESET_MP21(id, _offset, _bit_idx, _set_clr) \
+ [id] = &(struct stm32_reset_cfg){ \
+ .offset = (_offset), \
+ .bit_idx = (_bit_idx), \
+ .set_clr = (_set_clr), \
+ }
+
+static const struct stm32_reset_cfg *stm32mp21_reset_cfg[] = {
+ RESET_MP21(TIM1_R, RCC_TIM1CFGR, 0, 0),
+ RESET_MP21(TIM2_R, RCC_TIM2CFGR, 0, 0),
+ RESET_MP21(TIM3_R, RCC_TIM3CFGR, 0, 0),
+ RESET_MP21(TIM4_R, RCC_TIM4CFGR, 0, 0),
+ RESET_MP21(TIM5_R, RCC_TIM5CFGR, 0, 0),
+ RESET_MP21(TIM6_R, RCC_TIM6CFGR, 0, 0),
+ RESET_MP21(TIM7_R, RCC_TIM7CFGR, 0, 0),
+ RESET_MP21(TIM8_R, RCC_TIM8CFGR, 0, 0),
+ RESET_MP21(TIM10_R, RCC_TIM10CFGR, 0, 0),
+ RESET_MP21(TIM11_R, RCC_TIM11CFGR, 0, 0),
+ RESET_MP21(TIM12_R, RCC_TIM12CFGR, 0, 0),
+ RESET_MP21(TIM13_R, RCC_TIM13CFGR, 0, 0),
+ RESET_MP21(TIM14_R, RCC_TIM14CFGR, 0, 0),
+ RESET_MP21(TIM15_R, RCC_TIM15CFGR, 0, 0),
+ RESET_MP21(TIM16_R, RCC_TIM16CFGR, 0, 0),
+ RESET_MP21(TIM17_R, RCC_TIM17CFGR, 0, 0),
+ RESET_MP21(LPTIM1_R, RCC_LPTIM1CFGR, 0, 0),
+ RESET_MP21(LPTIM2_R, RCC_LPTIM2CFGR, 0, 0),
+ RESET_MP21(LPTIM3_R, RCC_LPTIM3CFGR, 0, 0),
+ RESET_MP21(LPTIM4_R, RCC_LPTIM4CFGR, 0, 0),
+ RESET_MP21(LPTIM5_R, RCC_LPTIM5CFGR, 0, 0),
+ RESET_MP21(SPI1_R, RCC_SPI1CFGR, 0, 0),
+ RESET_MP21(SPI2_R, RCC_SPI2CFGR, 0, 0),
+ RESET_MP21(SPI3_R, RCC_SPI3CFGR, 0, 0),
+ RESET_MP21(SPI4_R, RCC_SPI4CFGR, 0, 0),
+ RESET_MP21(SPI5_R, RCC_SPI5CFGR, 0, 0),
+ RESET_MP21(SPI6_R, RCC_SPI6CFGR, 0, 0),
+ RESET_MP21(SPDIFRX_R, RCC_SPDIFRXCFGR, 0, 0),
+ RESET_MP21(USART1_R, RCC_USART1CFGR, 0, 0),
+ RESET_MP21(USART2_R, RCC_USART2CFGR, 0, 0),
+ RESET_MP21(USART3_R, RCC_USART3CFGR, 0, 0),
+ RESET_MP21(UART4_R, RCC_UART4CFGR, 0, 0),
+ RESET_MP21(UART5_R, RCC_UART5CFGR, 0, 0),
+ RESET_MP21(USART6_R, RCC_USART6CFGR, 0, 0),
+ RESET_MP21(UART7_R, RCC_UART7CFGR, 0, 0),
+ RESET_MP21(LPUART1_R, RCC_LPUART1CFGR, 0, 0),
+ RESET_MP21(I2C1_R, RCC_I2C1CFGR, 0, 0),
+ RESET_MP21(I2C2_R, RCC_I2C2CFGR, 0, 0),
+ RESET_MP21(I2C3_R, RCC_I2C3CFGR, 0, 0),
+ RESET_MP21(SAI1_R, RCC_SAI1CFGR, 0, 0),
+ RESET_MP21(SAI2_R, RCC_SAI2CFGR, 0, 0),
+ RESET_MP21(SAI3_R, RCC_SAI3CFGR, 0, 0),
+ RESET_MP21(SAI4_R, RCC_SAI4CFGR, 0, 0),
+ RESET_MP21(MDF1_R, RCC_MDF1CFGR, 0, 0),
+ RESET_MP21(FDCAN_R, RCC_FDCANCFGR, 0, 0),
+ RESET_MP21(HDP_R, RCC_HDPCFGR, 0, 0),
+ RESET_MP21(ADC1_R, RCC_ADC1CFGR, 0, 0),
+ RESET_MP21(ADC2_R, RCC_ADC2CFGR, 0, 0),
+ RESET_MP21(ETH1_R, RCC_ETH1CFGR, 0, 0),
+ RESET_MP21(ETH2_R, RCC_ETH2CFGR, 0, 0),
+ RESET_MP21(OTG_R, RCC_OTGCFGR, 0, 0),
+ RESET_MP21(USBH_R, RCC_USBHCFGR, 0, 0),
+ RESET_MP21(USB2PHY1_R, RCC_USB2PHY1CFGR, 0, 0),
+ RESET_MP21(USB2PHY2_R, RCC_USB2PHY2CFGR, 0, 0),
+ RESET_MP21(SDMMC1_R, RCC_SDMMC1CFGR, 0, 0),
+ RESET_MP21(SDMMC1DLL_R, RCC_SDMMC1CFGR, 16, 0),
+ RESET_MP21(SDMMC2_R, RCC_SDMMC2CFGR, 0, 0),
+ RESET_MP21(SDMMC2DLL_R, RCC_SDMMC2CFGR, 16, 0),
+ RESET_MP21(SDMMC3_R, RCC_SDMMC3CFGR, 0, 0),
+ RESET_MP21(SDMMC3DLL_R, RCC_SDMMC3CFGR, 16, 0),
+ RESET_MP21(LTDC_R, RCC_LTDCCFGR, 0, 0),
+ RESET_MP21(CSI_R, RCC_CSICFGR, 0, 0),
+ RESET_MP21(DCMIPP_R, RCC_DCMIPPCFGR, 0, 0),
+ RESET_MP21(DCMIPSSI_R, RCC_DCMIPSSICFGR, 0, 0),
+ RESET_MP21(WWDG1_R, RCC_WWDG1CFGR, 0, 0),
+ RESET_MP21(VREF_R, RCC_VREFCFGR, 0, 0),
+ RESET_MP21(DTS_R, RCC_DTSCFGR, 0, 0),
+ RESET_MP21(CRC_R, RCC_CRCCFGR, 0, 0),
+ RESET_MP21(SERC_R, RCC_SERCCFGR, 0, 0),
+ RESET_MP21(I3C1_R, RCC_I3C1CFGR, 0, 0),
+ RESET_MP21(I3C2_R, RCC_I3C2CFGR, 0, 0),
+ RESET_MP21(IWDG2_KER_R, RCC_IWDGC1CFGSETR, 18, 1),
+ RESET_MP21(IWDG4_KER_R, RCC_IWDGC2CFGSETR, 18, 1),
+ RESET_MP21(RNG1_R, RCC_RNG1CFGR, 0, 0),
+ RESET_MP21(RNG2_R, RCC_RNG2CFGR, 0, 0),
+ RESET_MP21(PKA_R, RCC_PKACFGR, 0, 0),
+ RESET_MP21(SAES_R, RCC_SAESCFGR, 0, 0),
+ RESET_MP21(HASH1_R, RCC_HASH1CFGR, 0, 0),
+ RESET_MP21(HASH2_R, RCC_HASH2CFGR, 0, 0),
+ RESET_MP21(CRYP1_R, RCC_CRYP1CFGR, 0, 0),
+ RESET_MP21(CRYP2_R, RCC_CRYP2CFGR, 0, 0),
+};
+
+static u16 stm32mp21_cpt_gate[GATE_NB];
+
+static struct clk_stm32_clock_data stm32mp21_clock_data = {
+ .gate_cpt = stm32mp21_cpt_gate,
+ .gates = stm32mp21_gates,
+ .muxes = stm32mp21_muxes,
+};
+
+static struct clk_stm32_reset_data stm32mp21_reset_data = {
+ .reset_lines = stm32mp21_reset_cfg,
+ .nr_lines = ARRAY_SIZE(stm32mp21_reset_cfg),
+};
+
+static const struct stm32_rcc_match_data stm32mp21_data = {
+ .tab_clocks = stm32mp21_clock_cfg,
+ .num_clocks = ARRAY_SIZE(stm32mp21_clock_cfg),
+ .maxbinding = STM32MP21_LAST_CLK,
+ .clock_data = &stm32mp21_clock_data,
+ .reset_data = &stm32mp21_reset_data,
+ .check_security = &stm32mp21_check_security,
+};
+
+static const struct of_device_id stm32mp21_match_data[] = {
+ { .compatible = "st,stm32mp21-rcc", .data = &stm32mp21_data, },
+ { }
+};
+MODULE_DEVICE_TABLE(of, stm32mp21_match_data);
+
+static int stm32mp21_rcc_clocks_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ void __iomem *base;
+
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (WARN_ON(IS_ERR(base)))
+ return PTR_ERR(base);
+
+ return stm32_rcc_init(dev, stm32mp21_match_data, base);
+}
+
+static struct platform_driver stm32mp21_rcc_clocks_driver = {
+ .driver = {
+ .name = "stm32mp21_rcc",
+ .of_match_table = stm32mp21_match_data,
+ },
+ .probe = stm32mp21_rcc_clocks_probe,
+};
+
+static int __init stm32mp21_clocks_init(void)
+{
+ return platform_driver_register(&stm32mp21_rcc_clocks_driver);
+}
+
+core_initcall(stm32mp21_clocks_init);
+
diff --git a/drivers/clk/stm32/stm32mp21_rcc.h b/drivers/clk/stm32/stm32mp21_rcc.h
new file mode 100644
index 000000000000..df3ea921ffba
--- /dev/null
+++ b/drivers/clk/stm32/stm32mp21_rcc.h
@@ -0,0 +1,651 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) STMicroelectronics 2025 - All Rights Reserved
+ * Author: Gabriel Fernandez <gabriel.fernandez@foss.st.com> for STMicroelectronics.
+ */
+
+#ifndef STM32MP21_RCC_H
+#define STM32MP21_RCC_H
+
+#define RCC_SECCFGR0 0x0
+#define RCC_SECCFGR1 0x4
+#define RCC_SECCFGR2 0x8
+#define RCC_SECCFGR3 0xC
+#define RCC_PRIVCFGR0 0x10
+#define RCC_PRIVCFGR1 0x14
+#define RCC_PRIVCFGR2 0x18
+#define RCC_PRIVCFGR3 0x1C
+#define RCC_RCFGLOCKR0 0x20
+#define RCC_RCFGLOCKR1 0x24
+#define RCC_RCFGLOCKR2 0x28
+#define RCC_RCFGLOCKR3 0x2C
+#define RCC_R0CIDCFGR 0x30
+#define RCC_R0SEMCR 0x34
+#define RCC_R1CIDCFGR 0x38
+#define RCC_R1SEMCR 0x3C
+#define RCC_R2CIDCFGR 0x40
+#define RCC_R2SEMCR 0x44
+#define RCC_R3CIDCFGR 0x48
+#define RCC_R3SEMCR 0x4C
+#define RCC_R4CIDCFGR 0x50
+#define RCC_R4SEMCR 0x54
+#define RCC_R5CIDCFGR 0x58
+#define RCC_R5SEMCR 0x5C
+#define RCC_R6CIDCFGR 0x60
+#define RCC_R6SEMCR 0x64
+#define RCC_R7CIDCFGR 0x68
+#define RCC_R7SEMCR 0x6C
+#define RCC_R8CIDCFGR 0x70
+#define RCC_R8SEMCR 0x74
+#define RCC_R9CIDCFGR 0x78
+#define RCC_R9SEMCR 0x7C
+#define RCC_R10CIDCFGR 0x80
+#define RCC_R10SEMCR 0x84
+#define RCC_R11CIDCFGR 0x88
+#define RCC_R11SEMCR 0x8C
+#define RCC_R12CIDCFGR 0x90
+#define RCC_R12SEMCR 0x94
+#define RCC_R13CIDCFGR 0x98
+#define RCC_R13SEMCR 0x9C
+#define RCC_R14CIDCFGR 0xA0
+#define RCC_R14SEMCR 0xA4
+#define RCC_R15CIDCFGR 0xA8
+#define RCC_R15SEMCR 0xAC
+#define RCC_R16CIDCFGR 0xB0
+#define RCC_R16SEMCR 0xB4
+#define RCC_R17CIDCFGR 0xB8
+#define RCC_R17SEMCR 0xBC
+#define RCC_R18CIDCFGR 0xC0
+#define RCC_R18SEMCR 0xC4
+#define RCC_R19CIDCFGR 0xC8
+#define RCC_R19SEMCR 0xCC
+#define RCC_R20CIDCFGR 0xD0
+#define RCC_R20SEMCR 0xD4
+#define RCC_R21CIDCFGR 0xD8
+#define RCC_R21SEMCR 0xDC
+#define RCC_R22CIDCFGR 0xE0
+#define RCC_R22SEMCR 0xE4
+#define RCC_R23CIDCFGR 0xE8
+#define RCC_R23SEMCR 0xEC
+#define RCC_R24CIDCFGR 0xF0
+#define RCC_R24SEMCR 0xF4
+#define RCC_R25CIDCFGR 0xF8
+#define RCC_R25SEMCR 0xFC
+#define RCC_R26CIDCFGR 0x100
+#define RCC_R26SEMCR 0x104
+#define RCC_R27CIDCFGR 0x108
+#define RCC_R27SEMCR 0x10C
+#define RCC_R28CIDCFGR 0x110
+#define RCC_R28SEMCR 0x114
+#define RCC_R29CIDCFGR 0x118
+#define RCC_R29SEMCR 0x11C
+#define RCC_R30CIDCFGR 0x120
+#define RCC_R30SEMCR 0x124
+#define RCC_R31CIDCFGR 0x128
+#define RCC_R31SEMCR 0x12C
+#define RCC_R32CIDCFGR 0x130
+#define RCC_R32SEMCR 0x134
+#define RCC_R33CIDCFGR 0x138
+#define RCC_R33SEMCR 0x13C
+#define RCC_R34CIDCFGR 0x140
+#define RCC_R34SEMCR 0x144
+#define RCC_R35CIDCFGR 0x148
+#define RCC_R35SEMCR 0x14C
+#define RCC_R36CIDCFGR 0x150
+#define RCC_R36SEMCR 0x154
+#define RCC_R37CIDCFGR 0x158
+#define RCC_R37SEMCR 0x15C
+#define RCC_R38CIDCFGR 0x160
+#define RCC_R38SEMCR 0x164
+#define RCC_R39CIDCFGR 0x168
+#define RCC_R39SEMCR 0x16C
+#define RCC_R40CIDCFGR 0x170
+#define RCC_R40SEMCR 0x174
+#define RCC_R41CIDCFGR 0x178
+#define RCC_R41SEMCR 0x17C
+#define RCC_R42CIDCFGR 0x180
+#define RCC_R42SEMCR 0x184
+#define RCC_R43CIDCFGR 0x188
+#define RCC_R43SEMCR 0x18C
+#define RCC_R44CIDCFGR 0x190
+#define RCC_R44SEMCR 0x194
+#define RCC_R45CIDCFGR 0x198
+#define RCC_R45SEMCR 0x19C
+#define RCC_R46CIDCFGR 0x1A0
+#define RCC_R46SEMCR 0x1A4
+#define RCC_R47CIDCFGR 0x1A8
+#define RCC_R47SEMCR 0x1AC
+#define RCC_R48CIDCFGR 0x1B0
+#define RCC_R48SEMCR 0x1B4
+#define RCC_R49CIDCFGR 0x1B8
+#define RCC_R49SEMCR 0x1BC
+#define RCC_R50CIDCFGR 0x1C0
+#define RCC_R50SEMCR 0x1C4
+#define RCC_R51CIDCFGR 0x1C8
+#define RCC_R51SEMCR 0x1CC
+#define RCC_R52CIDCFGR 0x1D0
+#define RCC_R52SEMCR 0x1D4
+#define RCC_R53CIDCFGR 0x1D8
+#define RCC_R53SEMCR 0x1DC
+#define RCC_R54CIDCFGR 0x1E0
+#define RCC_R54SEMCR 0x1E4
+#define RCC_R55CIDCFGR 0x1E8
+#define RCC_R55SEMCR 0x1EC
+#define RCC_R56CIDCFGR 0x1F0
+#define RCC_R56SEMCR 0x1F4
+#define RCC_R57CIDCFGR 0x1F8
+#define RCC_R57SEMCR 0x1FC
+#define RCC_R58CIDCFGR 0x200
+#define RCC_R58SEMCR 0x204
+#define RCC_R59CIDCFGR 0x208
+#define RCC_R59SEMCR 0x20C
+#define RCC_R60CIDCFGR 0x210
+#define RCC_R60SEMCR 0x214
+#define RCC_R61CIDCFGR 0x218
+#define RCC_R61SEMCR 0x21C
+#define RCC_R62CIDCFGR 0x220
+#define RCC_R62SEMCR 0x224
+#define RCC_R63CIDCFGR 0x228
+#define RCC_R63SEMCR 0x22C
+#define RCC_R64CIDCFGR 0x230
+#define RCC_R64SEMCR 0x234
+#define RCC_R65CIDCFGR 0x238
+#define RCC_R65SEMCR 0x23C
+#define RCC_R66CIDCFGR 0x240
+#define RCC_R66SEMCR 0x244
+#define RCC_R67CIDCFGR 0x248
+#define RCC_R67SEMCR 0x24C
+#define RCC_R68CIDCFGR 0x250
+#define RCC_R68SEMCR 0x254
+#define RCC_R69CIDCFGR 0x258
+#define RCC_R69SEMCR 0x25C
+#define RCC_R70CIDCFGR 0x260
+#define RCC_R70SEMCR 0x264
+#define RCC_R71CIDCFGR 0x268
+#define RCC_R71SEMCR 0x26C
+#define RCC_R73CIDCFGR 0x278
+#define RCC_R73SEMCR 0x27C
+#define RCC_R74CIDCFGR 0x280
+#define RCC_R74SEMCR 0x284
+#define RCC_R75CIDCFGR 0x288
+#define RCC_R75SEMCR 0x28C
+#define RCC_R76CIDCFGR 0x290
+#define RCC_R76SEMCR 0x294
+#define RCC_R77CIDCFGR 0x298
+#define RCC_R77SEMCR 0x29C
+#define RCC_R78CIDCFGR 0x2A0
+#define RCC_R78SEMCR 0x2A4
+#define RCC_R79CIDCFGR 0x2A8
+#define RCC_R79SEMCR 0x2AC
+#define RCC_R83CIDCFGR 0x2C8
+#define RCC_R83SEMCR 0x2CC
+#define RCC_R84CIDCFGR 0x2D0
+#define RCC_R84SEMCR 0x2D4
+#define RCC_R85CIDCFGR 0x2D8
+#define RCC_R85SEMCR 0x2DC
+#define RCC_R86CIDCFGR 0x2E0
+#define RCC_R86SEMCR 0x2E4
+#define RCC_R87CIDCFGR 0x2E8
+#define RCC_R87SEMCR 0x2EC
+#define RCC_R88CIDCFGR 0x2F0
+#define RCC_R88SEMCR 0x2F4
+#define RCC_R90CIDCFGR 0x300
+#define RCC_R90SEMCR 0x304
+#define RCC_R91CIDCFGR 0x308
+#define RCC_R91SEMCR 0x30C
+#define RCC_R92CIDCFGR 0x310
+#define RCC_R92SEMCR 0x314
+#define RCC_R93CIDCFGR 0x318
+#define RCC_R93SEMCR 0x31C
+#define RCC_R94CIDCFGR 0x320
+#define RCC_R94SEMCR 0x324
+#define RCC_R95CIDCFGR 0x328
+#define RCC_R95SEMCR 0x32C
+#define RCC_R96CIDCFGR 0x330
+#define RCC_R96SEMCR 0x334
+#define RCC_R97CIDCFGR 0x338
+#define RCC_R97SEMCR 0x33C
+#define RCC_R98CIDCFGR 0x340
+#define RCC_R98SEMCR 0x344
+#define RCC_R101CIDCFGR 0x358
+#define RCC_R101SEMCR 0x35C
+#define RCC_R102CIDCFGR 0x360
+#define RCC_R102SEMCR 0x364
+#define RCC_R103CIDCFGR 0x368
+#define RCC_R103SEMCR 0x36C
+#define RCC_R104CIDCFGR 0x370
+#define RCC_R104SEMCR 0x374
+#define RCC_R105CIDCFGR 0x378
+#define RCC_R105SEMCR 0x37C
+#define RCC_R106CIDCFGR 0x380
+#define RCC_R106SEMCR 0x384
+#define RCC_R108CIDCFGR 0x390
+#define RCC_R108SEMCR 0x394
+#define RCC_R109CIDCFGR 0x398
+#define RCC_R109SEMCR 0x39C
+#define RCC_R110CIDCFGR 0x3A0
+#define RCC_R110SEMCR 0x3A4
+#define RCC_R111CIDCFGR 0x3A8
+#define RCC_R111SEMCR 0x3AC
+#define RCC_R112CIDCFGR 0x3B0
+#define RCC_R112SEMCR 0x3B4
+#define RCC_R113CIDCFGR 0x3B8
+#define RCC_R113SEMCR 0x3BC
+#define RCC_GRSTCSETR 0x400
+#define RCC_C1RSTCSETR 0x404
+#define RCC_C2RSTCSETR 0x40C
+#define RCC_HWRSTSCLRR 0x410
+#define RCC_C1HWRSTSCLRR 0x414
+#define RCC_C2HWRSTSCLRR 0x418
+#define RCC_C1BOOTRSTSSETR 0x41C
+#define RCC_C1BOOTRSTSCLRR 0x420
+#define RCC_C2BOOTRSTSSETR 0x424
+#define RCC_C2BOOTRSTSCLRR 0x428
+#define RCC_C1SREQSETR 0x42C
+#define RCC_C1SREQCLRR 0x430
+#define RCC_CPUBOOTCR 0x434
+#define RCC_STBYBOOTCR 0x438
+#define RCC_LEGBOOTCR 0x43C
+#define RCC_BDCR 0x440
+#define RCC_RDCR 0x44C
+#define RCC_C1MSRDCR 0x450
+#define RCC_PWRLPDLYCR 0x454
+#define RCC_C1CIESETR 0x458
+#define RCC_C1CIFCLRR 0x45C
+#define RCC_C2CIESETR 0x460
+#define RCC_C2CIFCLRR 0x464
+#define RCC_IWDGC1FZSETR 0x468
+#define RCC_IWDGC1FZCLRR 0x46C
+#define RCC_IWDGC1CFGSETR 0x470
+#define RCC_IWDGC1CFGCLRR 0x474
+#define RCC_IWDGC2FZSETR 0x478
+#define RCC_IWDGC2FZCLRR 0x47C
+#define RCC_IWDGC2CFGSETR 0x480
+#define RCC_IWDGC2CFGCLRR 0x484
+#define RCC_MCO1CFGR 0x488
+#define RCC_MCO2CFGR 0x48C
+#define RCC_OCENSETR 0x490
+#define RCC_OCENCLRR 0x494
+#define RCC_OCRDYR 0x498
+#define RCC_HSICFGR 0x49C
+#define RCC_MSICFGR 0x4A0
+#define RCC_LSICR 0x4A4
+#define RCC_RTCDIVR 0x4A8
+#define RCC_APB1DIVR 0x4AC
+#define RCC_APB2DIVR 0x4B0
+#define RCC_APB3DIVR 0x4B4
+#define RCC_APB4DIVR 0x4B8
+#define RCC_APB5DIVR 0x4BC
+#define RCC_APBDBGDIVR 0x4C0
+#define RCC_TIMG1PRER 0x4C8
+#define RCC_TIMG2PRER 0x4CC
+#define RCC_LSMCUDIVR 0x4D0
+#define RCC_DDRCPCFGR 0x4D4
+#define RCC_DDRCAPBCFGR 0x4D8
+#define RCC_DDRPHYCAPBCFGR 0x4DC
+#define RCC_DDRPHYCCFGR 0x4E0
+#define RCC_DDRCFGR 0x4E4
+#define RCC_DDRITFCFGR 0x4E8
+#define RCC_SYSRAMCFGR 0x4F0
+#define RCC_SRAM1CFGR 0x4F8
+#define RCC_RETRAMCFGR 0x500
+#define RCC_BKPSRAMCFGR 0x504
+#define RCC_OSPI1CFGR 0x514
+#define RCC_FMCCFGR 0x51C
+#define RCC_DBGCFGR 0x520
+#define RCC_STMCFGR 0x524
+#define RCC_ETRCFGR 0x528
+#define RCC_GPIOACFGR 0x52C
+#define RCC_GPIOBCFGR 0x530
+#define RCC_GPIOCCFGR 0x534
+#define RCC_GPIODCFGR 0x538
+#define RCC_GPIOECFGR 0x53C
+#define RCC_GPIOFCFGR 0x540
+#define RCC_GPIOGCFGR 0x544
+#define RCC_GPIOHCFGR 0x548
+#define RCC_GPIOICFGR 0x54C
+#define RCC_GPIOZCFGR 0x558
+#define RCC_HPDMA1CFGR 0x55C
+#define RCC_HPDMA2CFGR 0x560
+#define RCC_HPDMA3CFGR 0x564
+#define RCC_IPCC1CFGR 0x570
+#define RCC_RTCCFGR 0x578
+#define RCC_SYSCPU1CFGR 0x580
+#define RCC_BSECCFGR 0x584
+#define RCC_PLL2CFGR1 0x590
+#define RCC_PLL2CFGR2 0x594
+#define RCC_PLL2CFGR3 0x598
+#define RCC_PLL2CFGR4 0x59C
+#define RCC_PLL2CFGR5 0x5A0
+#define RCC_PLL2CFGR6 0x5A8
+#define RCC_PLL2CFGR7 0x5AC
+#define RCC_HSIFMONCR 0x5E0
+#define RCC_HSIFVALR 0x5E4
+#define RCC_MSIFMONCR 0x5E8
+#define RCC_MSIFVALR 0x5EC
+#define RCC_TIM1CFGR 0x700
+#define RCC_TIM2CFGR 0x704
+#define RCC_TIM3CFGR 0x708
+#define RCC_TIM4CFGR 0x70C
+#define RCC_TIM5CFGR 0x710
+#define RCC_TIM6CFGR 0x714
+#define RCC_TIM7CFGR 0x718
+#define RCC_TIM8CFGR 0x71C
+#define RCC_TIM10CFGR 0x720
+#define RCC_TIM11CFGR 0x724
+#define RCC_TIM12CFGR 0x728
+#define RCC_TIM13CFGR 0x72C
+#define RCC_TIM14CFGR 0x730
+#define RCC_TIM15CFGR 0x734
+#define RCC_TIM16CFGR 0x738
+#define RCC_TIM17CFGR 0x73C
+#define RCC_LPTIM1CFGR 0x744
+#define RCC_LPTIM2CFGR 0x748
+#define RCC_LPTIM3CFGR 0x74C
+#define RCC_LPTIM4CFGR 0x750
+#define RCC_LPTIM5CFGR 0x754
+#define RCC_SPI1CFGR 0x758
+#define RCC_SPI2CFGR 0x75C
+#define RCC_SPI3CFGR 0x760
+#define RCC_SPI4CFGR 0x764
+#define RCC_SPI5CFGR 0x768
+#define RCC_SPI6CFGR 0x76C
+#define RCC_SPDIFRXCFGR 0x778
+#define RCC_USART1CFGR 0x77C
+#define RCC_USART2CFGR 0x780
+#define RCC_USART3CFGR 0x784
+#define RCC_UART4CFGR 0x788
+#define RCC_UART5CFGR 0x78C
+#define RCC_USART6CFGR 0x790
+#define RCC_UART7CFGR 0x794
+#define RCC_LPUART1CFGR 0x7A0
+#define RCC_I2C1CFGR 0x7A4
+#define RCC_I2C2CFGR 0x7A8
+#define RCC_I2C3CFGR 0x7AC
+#define RCC_SAI1CFGR 0x7C4
+#define RCC_SAI2CFGR 0x7C8
+#define RCC_SAI3CFGR 0x7CC
+#define RCC_SAI4CFGR 0x7D0
+#define RCC_MDF1CFGR 0x7D8
+#define RCC_FDCANCFGR 0x7E0
+#define RCC_HDPCFGR 0x7E4
+#define RCC_ADC1CFGR 0x7E8
+#define RCC_ADC2CFGR 0x7EC
+#define RCC_ETH1CFGR 0x7F0
+#define RCC_ETH2CFGR 0x7F4
+#define RCC_USBHCFGR 0x7FC
+#define RCC_USB2PHY1CFGR 0x800
+#define RCC_OTGCFGR 0x808
+#define RCC_USB2PHY2CFGR 0x80C
+#define RCC_STGENCFGR 0x824
+#define RCC_SDMMC1CFGR 0x830
+#define RCC_SDMMC2CFGR 0x834
+#define RCC_SDMMC3CFGR 0x838
+#define RCC_LTDCCFGR 0x840
+#define RCC_CSICFGR 0x858
+#define RCC_DCMIPPCFGR 0x85C
+#define RCC_DCMIPSSICFGR 0x860
+#define RCC_RNG1CFGR 0x870
+#define RCC_RNG2CFGR 0x874
+#define RCC_PKACFGR 0x878
+#define RCC_SAESCFGR 0x87C
+#define RCC_HASH1CFGR 0x880
+#define RCC_HASH2CFGR 0x884
+#define RCC_CRYP1CFGR 0x888
+#define RCC_CRYP2CFGR 0x88C
+#define RCC_IWDG1CFGR 0x894
+#define RCC_IWDG2CFGR 0x898
+#define RCC_IWDG3CFGR 0x89C
+#define RCC_IWDG4CFGR 0x8A0
+#define RCC_WWDG1CFGR 0x8A4
+#define RCC_VREFCFGR 0x8AC
+#define RCC_DTSCFGR 0x8B0
+#define RCC_CRCCFGR 0x8B4
+#define RCC_SERCCFGR 0x8B8
+#define RCC_DDRPERFMCFGR 0x8C0
+#define RCC_I3C1CFGR 0x8C8
+#define RCC_I3C2CFGR 0x8CC
+#define RCC_I3C3CFGR 0x8D0
+#define RCC_MUXSELCFGR 0x1000
+#define RCC_XBAR0CFGR 0x1018
+#define RCC_XBAR1CFGR 0x101C
+#define RCC_XBAR2CFGR 0x1020
+#define RCC_XBAR3CFGR 0x1024
+#define RCC_XBAR4CFGR 0x1028
+#define RCC_XBAR5CFGR 0x102C
+#define RCC_XBAR6CFGR 0x1030
+#define RCC_XBAR7CFGR 0x1034
+#define RCC_XBAR8CFGR 0x1038
+#define RCC_XBAR9CFGR 0x103C
+#define RCC_XBAR10CFGR 0x1040
+#define RCC_XBAR11CFGR 0x1044
+#define RCC_XBAR12CFGR 0x1048
+#define RCC_XBAR13CFGR 0x104C
+#define RCC_XBAR14CFGR 0x1050
+#define RCC_XBAR15CFGR 0x1054
+#define RCC_XBAR16CFGR 0x1058
+#define RCC_XBAR17CFGR 0x105C
+#define RCC_XBAR18CFGR 0x1060
+#define RCC_XBAR19CFGR 0x1064
+#define RCC_XBAR20CFGR 0x1068
+#define RCC_XBAR21CFGR 0x106C
+#define RCC_XBAR22CFGR 0x1070
+#define RCC_XBAR23CFGR 0x1074
+#define RCC_XBAR24CFGR 0x1078
+#define RCC_XBAR25CFGR 0x107C
+#define RCC_XBAR26CFGR 0x1080
+#define RCC_XBAR27CFGR 0x1084
+#define RCC_XBAR28CFGR 0x1088
+#define RCC_XBAR29CFGR 0x108C
+#define RCC_XBAR30CFGR 0x1090
+#define RCC_XBAR31CFGR 0x1094
+#define RCC_XBAR32CFGR 0x1098
+#define RCC_XBAR33CFGR 0x109C
+#define RCC_XBAR34CFGR 0x10A0
+#define RCC_XBAR35CFGR 0x10A4
+#define RCC_XBAR36CFGR 0x10A8
+#define RCC_XBAR37CFGR 0x10AC
+#define RCC_XBAR38CFGR 0x10B0
+#define RCC_XBAR39CFGR 0x10B4
+#define RCC_XBAR40CFGR 0x10B8
+#define RCC_XBAR41CFGR 0x10BC
+#define RCC_XBAR42CFGR 0x10C0
+#define RCC_XBAR43CFGR 0x10C4
+#define RCC_XBAR44CFGR 0x10C8
+#define RCC_XBAR45CFGR 0x10CC
+#define RCC_XBAR46CFGR 0x10D0
+#define RCC_XBAR47CFGR 0x10D4
+#define RCC_XBAR48CFGR 0x10D8
+#define RCC_XBAR49CFGR 0x10DC
+#define RCC_XBAR50CFGR 0x10E0
+#define RCC_XBAR51CFGR 0x10E4
+#define RCC_XBAR52CFGR 0x10E8
+#define RCC_XBAR53CFGR 0x10EC
+#define RCC_XBAR54CFGR 0x10F0
+#define RCC_XBAR55CFGR 0x10F4
+#define RCC_XBAR56CFGR 0x10F8
+#define RCC_XBAR57CFGR 0x10FC
+#define RCC_XBAR58CFGR 0x1100
+#define RCC_XBAR59CFGR 0x1104
+#define RCC_XBAR60CFGR 0x1108
+#define RCC_XBAR61CFGR 0x110C
+#define RCC_XBAR62CFGR 0x1110
+#define RCC_XBAR63CFGR 0x1114
+#define RCC_PREDIV0CFGR 0x1118
+#define RCC_PREDIV1CFGR 0x111C
+#define RCC_PREDIV2CFGR 0x1120
+#define RCC_PREDIV3CFGR 0x1124
+#define RCC_PREDIV4CFGR 0x1128
+#define RCC_PREDIV5CFGR 0x112C
+#define RCC_PREDIV6CFGR 0x1130
+#define RCC_PREDIV7CFGR 0x1134
+#define RCC_PREDIV8CFGR 0x1138
+#define RCC_PREDIV9CFGR 0x113C
+#define RCC_PREDIV10CFGR 0x1140
+#define RCC_PREDIV11CFGR 0x1144
+#define RCC_PREDIV12CFGR 0x1148
+#define RCC_PREDIV13CFGR 0x114C
+#define RCC_PREDIV14CFGR 0x1150
+#define RCC_PREDIV15CFGR 0x1154
+#define RCC_PREDIV16CFGR 0x1158
+#define RCC_PREDIV17CFGR 0x115C
+#define RCC_PREDIV18CFGR 0x1160
+#define RCC_PREDIV19CFGR 0x1164
+#define RCC_PREDIV20CFGR 0x1168
+#define RCC_PREDIV21CFGR 0x116C
+#define RCC_PREDIV22CFGR 0x1170
+#define RCC_PREDIV23CFGR 0x1174
+#define RCC_PREDIV24CFGR 0x1178
+#define RCC_PREDIV25CFGR 0x117C
+#define RCC_PREDIV26CFGR 0x1180
+#define RCC_PREDIV27CFGR 0x1184
+#define RCC_PREDIV28CFGR 0x1188
+#define RCC_PREDIV29CFGR 0x118C
+#define RCC_PREDIV30CFGR 0x1190
+#define RCC_PREDIV31CFGR 0x1194
+#define RCC_PREDIV32CFGR 0x1198
+#define RCC_PREDIV33CFGR 0x119C
+#define RCC_PREDIV34CFGR 0x11A0
+#define RCC_PREDIV35CFGR 0x11A4
+#define RCC_PREDIV36CFGR 0x11A8
+#define RCC_PREDIV37CFGR 0x11AC
+#define RCC_PREDIV38CFGR 0x11B0
+#define RCC_PREDIV39CFGR 0x11B4
+#define RCC_PREDIV40CFGR 0x11B8
+#define RCC_PREDIV41CFGR 0x11BC
+#define RCC_PREDIV42CFGR 0x11C0
+#define RCC_PREDIV43CFGR 0x11C4
+#define RCC_PREDIV44CFGR 0x11C8
+#define RCC_PREDIV45CFGR 0x11CC
+#define RCC_PREDIV46CFGR 0x11D0
+#define RCC_PREDIV47CFGR 0x11D4
+#define RCC_PREDIV48CFGR 0x11D8
+#define RCC_PREDIV49CFGR 0x11DC
+#define RCC_PREDIV50CFGR 0x11E0
+#define RCC_PREDIV51CFGR 0x11E4
+#define RCC_PREDIV52CFGR 0x11E8
+#define RCC_PREDIV53CFGR 0x11EC
+#define RCC_PREDIV54CFGR 0x11F0
+#define RCC_PREDIV55CFGR 0x11F4
+#define RCC_PREDIV56CFGR 0x11F8
+#define RCC_PREDIV57CFGR 0x11FC
+#define RCC_PREDIV58CFGR 0x1200
+#define RCC_PREDIV59CFGR 0x1204
+#define RCC_PREDIV60CFGR 0x1208
+#define RCC_PREDIV61CFGR 0x120C
+#define RCC_PREDIV62CFGR 0x1210
+#define RCC_PREDIV63CFGR 0x1214
+#define RCC_PREDIVSR1 0x1218
+#define RCC_PREDIVSR2 0x121C
+#define RCC_FINDIV0CFGR 0x1224
+#define RCC_FINDIV1CFGR 0x1228
+#define RCC_FINDIV2CFGR 0x122C
+#define RCC_FINDIV3CFGR 0x1230
+#define RCC_FINDIV4CFGR 0x1234
+#define RCC_FINDIV5CFGR 0x1238
+#define RCC_FINDIV6CFGR 0x123C
+#define RCC_FINDIV7CFGR 0x1240
+#define RCC_FINDIV8CFGR 0x1244
+#define RCC_FINDIV9CFGR 0x1248
+#define RCC_FINDIV10CFGR 0x124C
+#define RCC_FINDIV11CFGR 0x1250
+#define RCC_FINDIV12CFGR 0x1254
+#define RCC_FINDIV13CFGR 0x1258
+#define RCC_FINDIV14CFGR 0x125C
+#define RCC_FINDIV15CFGR 0x1260
+#define RCC_FINDIV16CFGR 0x1264
+#define RCC_FINDIV17CFGR 0x1268
+#define RCC_FINDIV18CFGR 0x126C
+#define RCC_FINDIV19CFGR 0x1270
+#define RCC_FINDIV20CFGR 0x1274
+#define RCC_FINDIV21CFGR 0x1278
+#define RCC_FINDIV22CFGR 0x127C
+#define RCC_FINDIV23CFGR 0x1280
+#define RCC_FINDIV24CFGR 0x1284
+#define RCC_FINDIV25CFGR 0x1288
+#define RCC_FINDIV26CFGR 0x128C
+#define RCC_FINDIV27CFGR 0x1290
+#define RCC_FINDIV28CFGR 0x1294
+#define RCC_FINDIV29CFGR 0x1298
+#define RCC_FINDIV30CFGR 0x129C
+#define RCC_FINDIV31CFGR 0x12A0
+#define RCC_FINDIV32CFGR 0x12A4
+#define RCC_FINDIV33CFGR 0x12A8
+#define RCC_FINDIV34CFGR 0x12AC
+#define RCC_FINDIV35CFGR 0x12B0
+#define RCC_FINDIV36CFGR 0x12B4
+#define RCC_FINDIV37CFGR 0x12B8
+#define RCC_FINDIV38CFGR 0x12BC
+#define RCC_FINDIV39CFGR 0x12C0
+#define RCC_FINDIV40CFGR 0x12C4
+#define RCC_FINDIV41CFGR 0x12C8
+#define RCC_FINDIV42CFGR 0x12CC
+#define RCC_FINDIV43CFGR 0x12D0
+#define RCC_FINDIV44CFGR 0x12D4
+#define RCC_FINDIV45CFGR 0x12D8
+#define RCC_FINDIV46CFGR 0x12DC
+#define RCC_FINDIV47CFGR 0x12E0
+#define RCC_FINDIV48CFGR 0x12E4
+#define RCC_FINDIV49CFGR 0x12E8
+#define RCC_FINDIV50CFGR 0x12EC
+#define RCC_FINDIV51CFGR 0x12F0
+#define RCC_FINDIV52CFGR 0x12F4
+#define RCC_FINDIV53CFGR 0x12F8
+#define RCC_FINDIV54CFGR 0x12FC
+#define RCC_FINDIV55CFGR 0x1300
+#define RCC_FINDIV56CFGR 0x1304
+#define RCC_FINDIV57CFGR 0x1308
+#define RCC_FINDIV58CFGR 0x130C
+#define RCC_FINDIV59CFGR 0x1310
+#define RCC_FINDIV60CFGR 0x1314
+#define RCC_FINDIV61CFGR 0x1318
+#define RCC_FINDIV62CFGR 0x131C
+#define RCC_FINDIV63CFGR 0x1320
+#define RCC_FINDIVSR1 0x1324
+#define RCC_FINDIVSR2 0x1328
+#define RCC_FCALCOBS0CFGR 0x1340
+#define RCC_FCALCOBS1CFGR 0x1344
+#define RCC_FCALCREFCFGR 0x1348
+#define RCC_FCALCCR1 0x134C
+#define RCC_FCALCCR2 0x1354
+#define RCC_FCALCSR 0x1358
+#define RCC_PLL4CFGR1 0x1360
+#define RCC_PLL4CFGR2 0x1364
+#define RCC_PLL4CFGR3 0x1368
+#define RCC_PLL4CFGR4 0x136C
+#define RCC_PLL4CFGR5 0x1370
+#define RCC_PLL4CFGR6 0x1378
+#define RCC_PLL4CFGR7 0x137C
+#define RCC_PLL5CFGR1 0x1388
+#define RCC_PLL5CFGR2 0x138C
+#define RCC_PLL5CFGR3 0x1390
+#define RCC_PLL5CFGR4 0x1394
+#define RCC_PLL5CFGR5 0x1398
+#define RCC_PLL5CFGR6 0x13A0
+#define RCC_PLL5CFGR7 0x13A4
+#define RCC_PLL6CFGR1 0x13B0
+#define RCC_PLL6CFGR2 0x13B4
+#define RCC_PLL6CFGR3 0x13B8
+#define RCC_PLL6CFGR4 0x13BC
+#define RCC_PLL6CFGR5 0x13C0
+#define RCC_PLL6CFGR6 0x13C8
+#define RCC_PLL6CFGR7 0x13CC
+#define RCC_PLL7CFGR1 0x13D8
+#define RCC_PLL7CFGR2 0x13DC
+#define RCC_PLL7CFGR3 0x13E0
+#define RCC_PLL7CFGR4 0x13E4
+#define RCC_PLL7CFGR5 0x13E8
+#define RCC_PLL7CFGR6 0x13F0
+#define RCC_PLL7CFGR7 0x13F4
+#define RCC_PLL8CFGR1 0x1400
+#define RCC_PLL8CFGR2 0x1404
+#define RCC_PLL8CFGR3 0x1408
+#define RCC_PLL8CFGR4 0x140C
+#define RCC_PLL8CFGR5 0x1410
+#define RCC_PLL8CFGR6 0x1418
+#define RCC_PLL8CFGR7 0x141C
+#define RCC_VERR 0xFFF4
+#define RCC_IDR 0xFFF8
+#define RCC_SIDR 0xFFFC
+
+#endif /* STM32MP21_RCC_H */
diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
index 8896fd052ef1..6af2d020e03e 100644
--- a/drivers/clk/sunxi-ng/Kconfig
+++ b/drivers/clk/sunxi-ng/Kconfig
@@ -57,6 +57,11 @@ config SUN55I_A523_CCU
default ARCH_SUNXI
depends on ARM64 || COMPILE_TEST
+config SUN55I_A523_MCU_CCU
+ tristate "Support for the Allwinner A523/T527 MCU CCU"
+ default ARCH_SUNXI
+ depends on ARM64 || COMPILE_TEST
+
config SUN55I_A523_R_CCU
tristate "Support for the Allwinner A523/T527 PRCM CCU"
default ARCH_SUNXI
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index 82e471036de6..a1c4087d7241 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -34,6 +34,7 @@ obj-$(CONFIG_SUN50I_H6_CCU) += sun50i-h6-ccu.o
obj-$(CONFIG_SUN50I_H6_R_CCU) += sun50i-h6-r-ccu.o
obj-$(CONFIG_SUN50I_H616_CCU) += sun50i-h616-ccu.o
obj-$(CONFIG_SUN55I_A523_CCU) += sun55i-a523-ccu.o
+obj-$(CONFIG_SUN55I_A523_MCU_CCU) += sun55i-a523-mcu-ccu.o
obj-$(CONFIG_SUN55I_A523_R_CCU) += sun55i-a523-r-ccu.o
obj-$(CONFIG_SUN4I_A10_CCU) += sun4i-a10-ccu.o
obj-$(CONFIG_SUN5I_CCU) += sun5i-ccu.o
@@ -61,6 +62,7 @@ sun50i-h6-ccu-y += ccu-sun50i-h6.o
sun50i-h6-r-ccu-y += ccu-sun50i-h6-r.o
sun50i-h616-ccu-y += ccu-sun50i-h616.o
sun55i-a523-ccu-y += ccu-sun55i-a523.o
+sun55i-a523-mcu-ccu-y += ccu-sun55i-a523-mcu.o
sun55i-a523-r-ccu-y += ccu-sun55i-a523-r.o
sun4i-a10-ccu-y += ccu-sun4i-a10.o
sun5i-ccu-y += ccu-sun5i.o
diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523-mcu.c b/drivers/clk/sunxi-ng/ccu-sun55i-a523-mcu.c
new file mode 100644
index 000000000000..197844f0fe4e
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523-mcu.c
@@ -0,0 +1,469 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2025 Chen-Yu Tsai <wens@csie.org>
+ *
+ * Based on the A523 CCU driver:
+ * Copyright (C) 2023-2024 Arm Ltd.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <dt-bindings/clock/sun55i-a523-mcu-ccu.h>
+#include <dt-bindings/reset/sun55i-a523-mcu-ccu.h>
+
+#include "ccu_common.h"
+#include "ccu_reset.h"
+
+#include "ccu_div.h"
+#include "ccu_gate.h"
+#include "ccu_mp.h"
+#include "ccu_mult.h"
+#include "ccu_nm.h"
+
+static const struct clk_parent_data osc24M[] = {
+ { .fw_name = "hosc" }
+};
+
+static const struct clk_parent_data ahb[] = {
+ { .fw_name = "r-ahb" }
+};
+
+static const struct clk_parent_data apb[] = {
+ { .fw_name = "r-apb0" }
+};
+
+#define SUN55I_A523_PLL_AUDIO1_REG 0x00c
+static struct ccu_sdm_setting pll_audio1_sdm_table[] = {
+ { .rate = 2167603200, .pattern = 0xa000a234, .m = 1, .n = 90 }, /* div2->22.5792 */
+ { .rate = 2359296000, .pattern = 0xa0009ba6, .m = 1, .n = 98 }, /* div2->24.576 */
+ { .rate = 1806336000, .pattern = 0xa000872b, .m = 1, .n = 75 }, /* div5->22.576 */
+};
+
+static struct ccu_nm pll_audio1_clk = {
+ .enable = BIT(27),
+ .lock = BIT(28),
+ .n = _SUNXI_CCU_MULT_MIN(8, 8, 11),
+ .m = _SUNXI_CCU_DIV(1, 1),
+ .sdm = _SUNXI_CCU_SDM(pll_audio1_sdm_table, BIT(24),
+ 0x010, BIT(31)),
+ .min_rate = 180000000U,
+ .max_rate = 3500000000U,
+ .common = {
+ .reg = 0x00c,
+ .features = CCU_FEATURE_SIGMA_DELTA_MOD,
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-audio1",
+ osc24M, &ccu_nm_ops,
+ CLK_SET_RATE_GATE),
+ },
+};
+
+/*
+ * /2 and /5 dividers are actually programmable, but we just use the
+ * values from the BSP, since the audio PLL only needs to provide a
+ * couple clock rates. This also matches the names given in the manual.
+ */
+static const struct clk_hw *pll_audio1_div_parents[] = { &pll_audio1_clk.common.hw };
+static CLK_FIXED_FACTOR_HWS(pll_audio1_div2_clk, "pll-audio1-div2",
+ pll_audio1_div_parents, 2, 1,
+ CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio1_div5_clk, "pll-audio1-div5",
+ pll_audio1_div_parents, 5, 1,
+ CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_M_WITH_GATE(audio_out_clk, "audio-out",
+ "pll-audio1-div2", 0x01c,
+ 0, 5, BIT(31), CLK_SET_RATE_PARENT);
+
+static const struct clk_parent_data dsp_parents[] = {
+ { .fw_name = "hosc" },
+ { .fw_name = "losc" },
+ { .fw_name = "iosc" },
+ /*
+ * The order of the following two parent is from the BSP code. It is
+ * the opposite in the manual. Testing with the DSP is required to
+ * figure out the real order.
+ */
+ { .hw = &pll_audio1_div5_clk.hw },
+ { .hw = &pll_audio1_div2_clk.hw },
+ { .fw_name = "dsp" },
+};
+static SUNXI_CCU_M_DATA_WITH_MUX_GATE(dsp_clk, "mcu-dsp", dsp_parents, 0x0020,
+ 0, 5, /* M */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static const struct clk_parent_data i2s_parents[] = {
+ { .fw_name = "pll-audio0-4x" },
+ { .hw = &pll_audio1_div2_clk.hw },
+ { .hw = &pll_audio1_div5_clk.hw },
+};
+
+static SUNXI_CCU_DUALDIV_MUX_GATE(i2s0_clk, "i2s0", i2s_parents, 0x02c,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+static SUNXI_CCU_DUALDIV_MUX_GATE(i2s1_clk, "i2s1", i2s_parents, 0x030,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+static SUNXI_CCU_DUALDIV_MUX_GATE(i2s2_clk, "i2s2", i2s_parents, 0x034,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+static SUNXI_CCU_DUALDIV_MUX_GATE(i2s3_clk, "i2s3", i2s_parents, 0x038,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+
+static const struct clk_parent_data i2s3_asrc_parents[] = {
+ { .fw_name = "pll-periph0-300m" },
+ { .hw = &pll_audio1_div2_clk.hw },
+ { .hw = &pll_audio1_div5_clk.hw },
+};
+static SUNXI_CCU_DUALDIV_MUX_GATE(i2s3_asrc_clk, "i2s3-asrc",
+ i2s3_asrc_parents, 0x03c,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_GATE_DATA(bus_i2s0_clk, "bus-i2s0", apb, 0x040, BIT(0), 0);
+static SUNXI_CCU_GATE_DATA(bus_i2s1_clk, "bus-i2s1", apb, 0x040, BIT(1), 0);
+static SUNXI_CCU_GATE_DATA(bus_i2s2_clk, "bus-i2s2", apb, 0x040, BIT(2), 0);
+static SUNXI_CCU_GATE_DATA(bus_i2s3_clk, "bus-i2s3", apb, 0x040, BIT(3), 0);
+
+static const struct clk_parent_data audio_parents[] = {
+ { .fw_name = "pll-audio0-4x" },
+ { .hw = &pll_audio1_div2_clk.hw },
+ { .hw = &pll_audio1_div5_clk.hw },
+};
+static SUNXI_CCU_DUALDIV_MUX_GATE(spdif_tx_clk, "spdif-tx",
+ audio_parents, 0x044,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+static SUNXI_CCU_DUALDIV_MUX_GATE(spdif_rx_clk, "spdif-rx",
+ i2s3_asrc_parents, 0x048,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_GATE_DATA(bus_spdif_clk, "bus-spdif", apb, 0x04c, BIT(0), 0);
+
+static SUNXI_CCU_DUALDIV_MUX_GATE(dmic_clk, "dmic", audio_parents, 0x050,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_GATE_DATA(bus_dmic_clk, "bus-dmic", apb, 0x054, BIT(0), 0);
+
+static SUNXI_CCU_DUALDIV_MUX_GATE(audio_dac_clk, "audio-dac",
+ audio_parents, 0x058,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+static SUNXI_CCU_DUALDIV_MUX_GATE(audio_adc_clk, "audio-adc",
+ audio_parents, 0x05c,
+ 0, 5, /* M */
+ 5, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_GATE_DATA(bus_audio_codec_clk, "bus-audio-codec",
+ apb, 0x060, BIT(0), 0);
+
+static SUNXI_CCU_GATE_DATA(bus_dsp_msgbox_clk, "bus-dsp-msgbox",
+ ahb, 0x068, BIT(0), 0);
+static SUNXI_CCU_GATE_DATA(bus_dsp_cfg_clk, "bus-dsp-cfg",
+ apb, 0x06c, BIT(0), 0);
+
+static SUNXI_CCU_GATE_DATA(bus_npu_hclk, "bus-npu-hclk", ahb, 0x070, BIT(1), 0);
+static SUNXI_CCU_GATE_DATA(bus_npu_aclk, "bus-npu-aclk", ahb, 0x070, BIT(2), 0);
+
+static const struct clk_parent_data timer_parents[] = {
+ { .fw_name = "hosc" },
+ { .fw_name = "losc" },
+ { .fw_name = "iosc" },
+ { .fw_name = "r-ahb" }
+};
+static SUNXI_CCU_P_DATA_WITH_MUX_GATE(mcu_timer0_clk, "mcu-timer0", timer_parents,
+ 0x074,
+ 1, 3, /* P */
+ 4, 2, /* mux */
+ BIT(0), /* gate */
+ 0);
+static SUNXI_CCU_P_DATA_WITH_MUX_GATE(mcu_timer1_clk, "mcu-timer1", timer_parents,
+ 0x078,
+ 1, 3, /* P */
+ 4, 2, /* mux */
+ BIT(0), /* gate */
+ 0);
+static SUNXI_CCU_P_DATA_WITH_MUX_GATE(mcu_timer2_clk, "mcu-timer2", timer_parents,
+ 0x07c,
+ 1, 3, /* P */
+ 4, 2, /* mux */
+ BIT(0), /* gate */
+ 0);
+static SUNXI_CCU_P_DATA_WITH_MUX_GATE(mcu_timer3_clk, "mcu-timer3", timer_parents,
+ 0x080,
+ 1, 3, /* P */
+ 4, 2, /* mux */
+ BIT(0), /* gate */
+ 0);
+static SUNXI_CCU_P_DATA_WITH_MUX_GATE(mcu_timer4_clk, "mcu-timer4", timer_parents,
+ 0x084,
+ 1, 3, /* P */
+ 4, 2, /* mux */
+ BIT(0), /* gate */
+ 0);
+static SUNXI_CCU_P_DATA_WITH_MUX_GATE(mcu_timer5_clk, "mcu-timer5", timer_parents,
+ 0x088,
+ 1, 3, /* P */
+ 4, 2, /* mux */
+ BIT(0), /* gate */
+ 0);
+static SUNXI_CCU_GATE_DATA(bus_mcu_timer_clk, "bus-mcu-timer", ahb, 0x08c, BIT(0), 0);
+static SUNXI_CCU_GATE_DATA(bus_mcu_dma_clk, "bus-mcu-dma", ahb, 0x104, BIT(0), 0);
+/* tzma* only found in BSP code. */
+static SUNXI_CCU_GATE_DATA(tzma0_clk, "tzma0", ahb, 0x108, BIT(0), 0);
+static SUNXI_CCU_GATE_DATA(tzma1_clk, "tzma1", ahb, 0x10c, BIT(0), 0);
+/* parent is a guess as this block is not shown in the system bus tree diagram */
+static SUNXI_CCU_GATE_DATA(bus_pubsram_clk, "bus-pubsram", ahb, 0x114, BIT(0), 0);
+
+/*
+ * user manual has "mbus" clock as parent of both clocks below,
+ * but this makes more sense, since BSP MCU DMA controller has
+ * reference to both of them, likely needing both enabled.
+ */
+static SUNXI_CCU_GATE_FW(mbus_mcu_clk, "mbus-mcu", "mbus", 0x11c, BIT(1), 0);
+static SUNXI_CCU_GATE_HW(mbus_mcu_dma_clk, "mbus-mcu-dma",
+ &mbus_mcu_clk.common.hw, 0x11c, BIT(0), 0);
+
+static const struct clk_parent_data riscv_pwm_parents[] = {
+ { .fw_name = "hosc" },
+ { .fw_name = "losc" },
+ { .fw_name = "iosc" },
+};
+
+static SUNXI_CCU_MUX_DATA_WITH_GATE(riscv_clk, "riscv",
+ riscv_pwm_parents, 0x120,
+ 27, 3, BIT(31), 0);
+/* Parents are guesses as these two blocks are not shown in the system bus tree diagram */
+static SUNXI_CCU_GATE_DATA(bus_riscv_cfg_clk, "bus-riscv-cfg", ahb,
+ 0x124, BIT(0), 0);
+static SUNXI_CCU_GATE_DATA(bus_riscv_msgbox_clk, "bus-riscv-msgbox", ahb,
+ 0x128, BIT(0), 0);
+
+static SUNXI_CCU_MUX_DATA_WITH_GATE(mcu_pwm0_clk, "mcu-pwm0",
+ riscv_pwm_parents, 0x130,
+ 24, 3, BIT(31), 0);
+static SUNXI_CCU_GATE_DATA(bus_mcu_pwm0_clk, "bus-mcu-pwm0", apb,
+ 0x134, BIT(0), 0);
+
+/*
+ * Contains all clocks that are controlled by a hardware register. They
+ * have a (sunxi) .common member, which needs to be initialised by the common
+ * sunxi CCU code, to be filled with the MMIO base address and the shared lock.
+ */
+static struct ccu_common *sun55i_a523_mcu_ccu_clks[] = {
+ &pll_audio1_clk.common,
+ &audio_out_clk.common,
+ &dsp_clk.common,
+ &i2s0_clk.common,
+ &i2s1_clk.common,
+ &i2s2_clk.common,
+ &i2s3_clk.common,
+ &i2s3_asrc_clk.common,
+ &bus_i2s0_clk.common,
+ &bus_i2s1_clk.common,
+ &bus_i2s2_clk.common,
+ &bus_i2s3_clk.common,
+ &spdif_tx_clk.common,
+ &spdif_rx_clk.common,
+ &bus_spdif_clk.common,
+ &dmic_clk.common,
+ &bus_dmic_clk.common,
+ &audio_dac_clk.common,
+ &audio_adc_clk.common,
+ &bus_audio_codec_clk.common,
+ &bus_dsp_msgbox_clk.common,
+ &bus_dsp_cfg_clk.common,
+ &bus_npu_aclk.common,
+ &bus_npu_hclk.common,
+ &mcu_timer0_clk.common,
+ &mcu_timer1_clk.common,
+ &mcu_timer2_clk.common,
+ &mcu_timer3_clk.common,
+ &mcu_timer4_clk.common,
+ &mcu_timer5_clk.common,
+ &bus_mcu_timer_clk.common,
+ &bus_mcu_dma_clk.common,
+ &tzma0_clk.common,
+ &tzma1_clk.common,
+ &bus_pubsram_clk.common,
+ &mbus_mcu_dma_clk.common,
+ &mbus_mcu_clk.common,
+ &riscv_clk.common,
+ &bus_riscv_cfg_clk.common,
+ &bus_riscv_msgbox_clk.common,
+ &mcu_pwm0_clk.common,
+ &bus_mcu_pwm0_clk.common,
+};
+
+static struct clk_hw_onecell_data sun55i_a523_mcu_hw_clks = {
+ .hws = {
+ [CLK_MCU_PLL_AUDIO1] = &pll_audio1_clk.common.hw,
+ [CLK_MCU_PLL_AUDIO1_DIV2] = &pll_audio1_div2_clk.hw,
+ [CLK_MCU_PLL_AUDIO1_DIV5] = &pll_audio1_div5_clk.hw,
+ [CLK_MCU_AUDIO_OUT] = &audio_out_clk.common.hw,
+ [CLK_MCU_DSP] = &dsp_clk.common.hw,
+ [CLK_MCU_I2S0] = &i2s0_clk.common.hw,
+ [CLK_MCU_I2S1] = &i2s1_clk.common.hw,
+ [CLK_MCU_I2S2] = &i2s2_clk.common.hw,
+ [CLK_MCU_I2S3] = &i2s3_clk.common.hw,
+ [CLK_MCU_I2S3_ASRC] = &i2s3_asrc_clk.common.hw,
+ [CLK_BUS_MCU_I2S0] = &bus_i2s0_clk.common.hw,
+ [CLK_BUS_MCU_I2S1] = &bus_i2s1_clk.common.hw,
+ [CLK_BUS_MCU_I2S2] = &bus_i2s2_clk.common.hw,
+ [CLK_BUS_MCU_I2S3] = &bus_i2s3_clk.common.hw,
+ [CLK_MCU_SPDIF_TX] = &spdif_tx_clk.common.hw,
+ [CLK_MCU_SPDIF_RX] = &spdif_rx_clk.common.hw,
+ [CLK_BUS_MCU_SPDIF] = &bus_spdif_clk.common.hw,
+ [CLK_MCU_DMIC] = &dmic_clk.common.hw,
+ [CLK_BUS_MCU_DMIC] = &bus_dmic_clk.common.hw,
+ [CLK_MCU_AUDIO_CODEC_DAC] = &audio_dac_clk.common.hw,
+ [CLK_MCU_AUDIO_CODEC_ADC] = &audio_adc_clk.common.hw,
+ [CLK_BUS_MCU_AUDIO_CODEC] = &bus_audio_codec_clk.common.hw,
+ [CLK_BUS_MCU_DSP_MSGBOX] = &bus_dsp_msgbox_clk.common.hw,
+ [CLK_BUS_MCU_DSP_CFG] = &bus_dsp_cfg_clk.common.hw,
+ [CLK_BUS_MCU_NPU_HCLK] = &bus_npu_hclk.common.hw,
+ [CLK_BUS_MCU_NPU_ACLK] = &bus_npu_aclk.common.hw,
+ [CLK_MCU_TIMER0] = &mcu_timer0_clk.common.hw,
+ [CLK_MCU_TIMER1] = &mcu_timer1_clk.common.hw,
+ [CLK_MCU_TIMER2] = &mcu_timer2_clk.common.hw,
+ [CLK_MCU_TIMER3] = &mcu_timer3_clk.common.hw,
+ [CLK_MCU_TIMER4] = &mcu_timer4_clk.common.hw,
+ [CLK_MCU_TIMER5] = &mcu_timer5_clk.common.hw,
+ [CLK_BUS_MCU_TIMER] = &bus_mcu_timer_clk.common.hw,
+ [CLK_BUS_MCU_DMA] = &bus_mcu_dma_clk.common.hw,
+ [CLK_MCU_TZMA0] = &tzma0_clk.common.hw,
+ [CLK_MCU_TZMA1] = &tzma1_clk.common.hw,
+ [CLK_BUS_MCU_PUBSRAM] = &bus_pubsram_clk.common.hw,
+ [CLK_MCU_MBUS_DMA] = &mbus_mcu_dma_clk.common.hw,
+ [CLK_MCU_MBUS] = &mbus_mcu_clk.common.hw,
+ [CLK_MCU_RISCV] = &riscv_clk.common.hw,
+ [CLK_BUS_MCU_RISCV_CFG] = &bus_riscv_cfg_clk.common.hw,
+ [CLK_BUS_MCU_RISCV_MSGBOX] = &bus_riscv_msgbox_clk.common.hw,
+ [CLK_MCU_PWM0] = &mcu_pwm0_clk.common.hw,
+ [CLK_BUS_MCU_PWM0] = &bus_mcu_pwm0_clk.common.hw,
+ },
+ .num = CLK_BUS_MCU_PWM0 + 1,
+};
+
+static struct ccu_reset_map sun55i_a523_mcu_ccu_resets[] = {
+ [RST_BUS_MCU_I2S0] = { 0x0040, BIT(16) },
+ [RST_BUS_MCU_I2S1] = { 0x0040, BIT(17) },
+ [RST_BUS_MCU_I2S2] = { 0x0040, BIT(18) },
+ [RST_BUS_MCU_I2S3] = { 0x0040, BIT(19) },
+ [RST_BUS_MCU_SPDIF] = { 0x004c, BIT(16) },
+ [RST_BUS_MCU_DMIC] = { 0x0054, BIT(16) },
+ [RST_BUS_MCU_AUDIO_CODEC] = { 0x0060, BIT(16) },
+ [RST_BUS_MCU_DSP_MSGBOX] = { 0x0068, BIT(16) },
+ [RST_BUS_MCU_DSP_CFG] = { 0x006c, BIT(16) },
+ [RST_BUS_MCU_NPU] = { 0x0070, BIT(16) },
+ [RST_BUS_MCU_TIMER] = { 0x008c, BIT(16) },
+ /* dsp and dsp_debug resets only found in BSP code. */
+ [RST_BUS_MCU_DSP_DEBUG] = { 0x0100, BIT(16) },
+ [RST_BUS_MCU_DSP] = { 0x0100, BIT(17) },
+ [RST_BUS_MCU_DMA] = { 0x0104, BIT(16) },
+ [RST_BUS_MCU_PUBSRAM] = { 0x0114, BIT(16) },
+ [RST_BUS_MCU_RISCV_CFG] = { 0x0124, BIT(16) },
+ [RST_BUS_MCU_RISCV_DEBUG] = { 0x0124, BIT(17) },
+ [RST_BUS_MCU_RISCV_CORE] = { 0x0124, BIT(18) },
+ [RST_BUS_MCU_RISCV_MSGBOX] = { 0x0128, BIT(16) },
+ [RST_BUS_MCU_PWM0] = { 0x0134, BIT(16) },
+};
+
+static const struct sunxi_ccu_desc sun55i_a523_mcu_ccu_desc = {
+ .ccu_clks = sun55i_a523_mcu_ccu_clks,
+ .num_ccu_clks = ARRAY_SIZE(sun55i_a523_mcu_ccu_clks),
+
+ .hw_clks = &sun55i_a523_mcu_hw_clks,
+
+ .resets = sun55i_a523_mcu_ccu_resets,
+ .num_resets = ARRAY_SIZE(sun55i_a523_mcu_ccu_resets),
+};
+
+static int sun55i_a523_mcu_ccu_probe(struct platform_device *pdev)
+{
+ void __iomem *reg;
+ u32 val;
+ int ret;
+
+ reg = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(reg))
+ return PTR_ERR(reg);
+
+ val = readl(reg + SUN55I_A523_PLL_AUDIO1_REG);
+
+ /*
+ * The PLL clock code does not model all bits, for instance it does
+ * not support a separate enable and gate bit. We present the
+ * gate bit(27) as the enable bit, but then have to set the
+ * PLL Enable, LDO Enable, and Lock Enable bits on all PLLs here.
+ */
+ val |= BIT(31) | BIT(30) | BIT(29);
+
+ /* Enforce p1 = 5, p0 = 2 (the default) for PLL_AUDIO1 */
+ val &= ~(GENMASK(22, 20) | GENMASK(18, 16));
+ val |= (4 << 20) | (1 << 16);
+
+ writel(val, reg + SUN55I_A523_PLL_AUDIO1_REG);
+
+ ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun55i_a523_mcu_ccu_desc);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static const struct of_device_id sun55i_a523_mcu_ccu_ids[] = {
+ { .compatible = "allwinner,sun55i-a523-mcu-ccu" },
+ { }
+};
+
+static struct platform_driver sun55i_a523_mcu_ccu_driver = {
+ .probe = sun55i_a523_mcu_ccu_probe,
+ .driver = {
+ .name = "sun55i-a523-mcu-ccu",
+ .suppress_bind_attrs = true,
+ .of_match_table = sun55i_a523_mcu_ccu_ids,
+ },
+};
+module_platform_driver(sun55i_a523_mcu_ccu_driver);
+
+MODULE_IMPORT_NS("SUNXI_CCU");
+MODULE_DESCRIPTION("Support for the Allwinner A523 MCU CCU");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
index 70ce0ca0cb7d..0339c4af0fe5 100644
--- a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
+++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
@@ -121,11 +121,11 @@ static SUNXI_CCU_GATE_HW(bus_r_ir_rx_clk, "bus-r-ir-rx",
&r_apb0_clk.common.hw, 0x1cc, BIT(0), 0);
static SUNXI_CCU_GATE_HW(bus_r_dma_clk, "bus-r-dma",
- &r_apb0_clk.common.hw, 0x1dc, BIT(0), 0);
+ &r_apb0_clk.common.hw, 0x1dc, BIT(0), CLK_IS_CRITICAL);
static SUNXI_CCU_GATE_HW(bus_r_rtc_clk, "bus-r-rtc",
&r_apb0_clk.common.hw, 0x20c, BIT(0), 0);
static SUNXI_CCU_GATE_HW(bus_r_cpucfg_clk, "bus-r-cpucfg",
- &r_apb0_clk.common.hw, 0x22c, BIT(0), 0);
+ &r_apb0_clk.common.hw, 0x22c, BIT(0), CLK_IS_CRITICAL);
static struct ccu_common *sun55i_a523_r_ccu_clks[] = {
&r_ahb_clk.common,
diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523.c b/drivers/clk/sunxi-ng/ccu-sun55i-a523.c
index 1a9a1cb869e2..20dad06b37ca 100644
--- a/drivers/clk/sunxi-ng/ccu-sun55i-a523.c
+++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523.c
@@ -11,6 +11,9 @@
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <dt-bindings/clock/sun55i-a523-ccu.h>
+#include <dt-bindings/reset/sun55i-a523-ccu.h>
+
#include "../clk.h"
#include "ccu_common.h"
@@ -25,8 +28,6 @@
#include "ccu_nkmp.h"
#include "ccu_nm.h"
-#include "ccu-sun55i-a523.h"
-
/*
* The 24 MHz oscillator, the root of most of the clock tree.
* .fw_name is the string used in the DT "clock-names" property, used to
@@ -299,7 +300,7 @@ static struct ccu_nm pll_audio0_4x_clk = {
.m = _SUNXI_CCU_DIV(16, 6),
.sdm = _SUNXI_CCU_SDM(pll_audio0_sdm_table, BIT(24),
0x178, BIT(31)),
- .min_rate = 180000000U,
+ .min_rate = 90000000U,
.max_rate = 3000000000U,
.common = {
.reg = 0x078,
@@ -486,6 +487,18 @@ static SUNXI_CCU_M_HW_WITH_MUX_GATE(ve_clk, "ve", ve_parents, 0x690,
static SUNXI_CCU_GATE_HWS(bus_ve_clk, "bus-ve", ahb_hws, 0x69c, BIT(0), 0);
+static const struct clk_hw *npu_parents[] = {
+ &pll_periph0_480M_clk.common.hw,
+ &pll_periph0_600M_clk.hw,
+ &pll_periph0_800M_clk.common.hw,
+ &pll_npu_2x_clk.hw,
+};
+static SUNXI_CCU_M_HW_WITH_MUX_GATE(npu_clk, "npu", npu_parents, 0x6e0,
+ 0, 5, /* M */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ CLK_SET_RATE_PARENT);
+
static SUNXI_CCU_GATE_HWS(bus_dma_clk, "bus-dma", ahb_hws, 0x70c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_msgbox_clk, "bus-msgbox", ahb_hws, 0x71c,
@@ -1217,6 +1230,7 @@ static struct ccu_common *sun55i_a523_ccu_clks[] = {
&bus_ce_sys_clk.common,
&ve_clk.common,
&bus_ve_clk.common,
+ &npu_clk.common,
&bus_dma_clk.common,
&bus_msgbox_clk.common,
&bus_spinlock_clk.common,
@@ -1343,7 +1357,6 @@ static struct ccu_common *sun55i_a523_ccu_clks[] = {
};
static struct clk_hw_onecell_data sun55i_a523_hw_clks = {
- .num = CLK_NUMBER,
.hws = {
[CLK_PLL_DDR0] = &pll_ddr_clk.common.hw,
[CLK_PLL_PERIPH0_4X] = &pll_periph0_4x_clk.common.hw,
@@ -1524,7 +1537,9 @@ static struct clk_hw_onecell_data sun55i_a523_hw_clks = {
[CLK_FANOUT0] = &fanout0_clk.common.hw,
[CLK_FANOUT1] = &fanout1_clk.common.hw,
[CLK_FANOUT2] = &fanout2_clk.common.hw,
+ [CLK_NPU] = &npu_clk.common.hw,
},
+ .num = CLK_NPU + 1,
};
static struct ccu_reset_map sun55i_a523_ccu_resets[] = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523.h b/drivers/clk/sunxi-ng/ccu-sun55i-a523.h
deleted file mode 100644
index fc8dd42f1b47..000000000000
--- a/drivers/clk/sunxi-ng/ccu-sun55i-a523.h
+++ /dev/null
@@ -1,14 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright 2024 Arm Ltd.
- */
-
-#ifndef _CCU_SUN55I_A523_H
-#define _CCU_SUN55I_A523_H
-
-#include <dt-bindings/clock/sun55i-a523-ccu.h>
-#include <dt-bindings/reset/sun55i-a523-ccu.h>
-
-#define CLK_NUMBER (CLK_FANOUT2 + 1)
-
-#endif /* _CCU_SUN55I_A523_H */
diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c
index 0536e880b80f..f6bfeba009e8 100644
--- a/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c
+++ b/drivers/clk/sunxi-ng/ccu-sun6i-rtc.c
@@ -325,6 +325,13 @@ static const struct sun6i_rtc_match_data sun50i_r329_rtc_ccu_data = {
.osc32k_fanout_nparents = ARRAY_SIZE(sun50i_r329_osc32k_fanout_parents),
};
+static const struct sun6i_rtc_match_data sun55i_a523_rtc_ccu_data = {
+ .have_ext_osc32k = true,
+ .have_iosc_calibration = true,
+ .osc32k_fanout_parents = sun50i_r329_osc32k_fanout_parents,
+ .osc32k_fanout_nparents = ARRAY_SIZE(sun50i_r329_osc32k_fanout_parents),
+};
+
static const struct of_device_id sun6i_rtc_ccu_match[] = {
{
.compatible = "allwinner,sun50i-h616-rtc",
@@ -334,6 +341,10 @@ static const struct of_device_id sun6i_rtc_ccu_match[] = {
.compatible = "allwinner,sun50i-r329-rtc",
.data = &sun50i_r329_rtc_ccu_data,
},
+ {
+ .compatible = "allwinner,sun55i-a523-rtc",
+ .data = &sun55i_a523_rtc_ccu_data,
+ },
{},
};
MODULE_DEVICE_TABLE(of, sun6i_rtc_ccu_match);
diff --git a/drivers/clk/sunxi-ng/ccu_div.h b/drivers/clk/sunxi-ng/ccu_div.h
index 90d49ee8e0cc..be00b3277e97 100644
--- a/drivers/clk/sunxi-ng/ccu_div.h
+++ b/drivers/clk/sunxi-ng/ccu_div.h
@@ -274,6 +274,24 @@ struct ccu_div {
SUNXI_CCU_M_HWS_WITH_GATE(_struct, _name, _parent, _reg, \
_mshift, _mwidth, 0, _flags)
+#define SUNXI_CCU_P_DATA_WITH_MUX_GATE(_struct, _name, _parents, _reg, \
+ _mshift, _mwidth, \
+ _muxshift, _muxwidth, \
+ _gate, _flags) \
+ struct ccu_div _struct = { \
+ .enable = _gate, \
+ .div = _SUNXI_CCU_DIV_FLAGS(_mshift, _mwidth, \
+ CLK_DIVIDER_POWER_OF_TWO), \
+ .mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \
+ .common = { \
+ .reg = _reg, \
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(_name, \
+ _parents, \
+ &ccu_div_ops, \
+ _flags), \
+ }, \
+ }
+
static inline struct ccu_div *hw_to_ccu_div(struct clk_hw *hw)
{
struct ccu_common *common = hw_to_ccu_common(hw);
diff --git a/drivers/clk/sunxi-ng/ccu_mp.c b/drivers/clk/sunxi-ng/ccu_mp.c
index 354c981943b6..4221b1888b38 100644
--- a/drivers/clk/sunxi-ng/ccu_mp.c
+++ b/drivers/clk/sunxi-ng/ccu_mp.c
@@ -185,7 +185,7 @@ static unsigned long ccu_mp_recalc_rate(struct clk_hw *hw,
p &= (1 << cmp->p.width) - 1;
if (cmp->common.features & CCU_FEATURE_DUAL_DIV)
- rate = (parent_rate / p) / m;
+ rate = (parent_rate / (p + cmp->p.offset)) / m;
else
rate = (parent_rate >> p) / m;
diff --git a/drivers/clk/tegra/Kconfig b/drivers/clk/tegra/Kconfig
index 90df619dc087..62147a069606 100644
--- a/drivers/clk/tegra/Kconfig
+++ b/drivers/clk/tegra/Kconfig
@@ -4,7 +4,7 @@ config CLK_TEGRA_BPMP
depends on TEGRA_BPMP
config TEGRA_CLK_DFLL
- depends on ARCH_TEGRA_124_SOC || ARCH_TEGRA_210_SOC
+ depends on ARCH_TEGRA_114_SOC || ARCH_TEGRA_124_SOC || ARCH_TEGRA_210_SOC
select PM_OPP
def_bool y
diff --git a/drivers/clk/tegra/clk-audio-sync.c b/drivers/clk/tegra/clk-audio-sync.c
index 2c4bb96eae16..468a4403f147 100644
--- a/drivers/clk/tegra/clk-audio-sync.c
+++ b/drivers/clk/tegra/clk-audio-sync.c
@@ -17,15 +17,15 @@ static unsigned long clk_sync_source_recalc_rate(struct clk_hw *hw,
return sync->rate;
}
-static long clk_sync_source_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_sync_source_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct tegra_clk_sync_source *sync = to_clk_sync_source(hw);
- if (rate > sync->max_rate)
+ if (req->rate > sync->max_rate)
return -EINVAL;
else
- return rate;
+ return 0;
}
static int clk_sync_source_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -38,7 +38,7 @@ static int clk_sync_source_set_rate(struct clk_hw *hw, unsigned long rate,
}
const struct clk_ops tegra_clk_sync_source_ops = {
- .round_rate = clk_sync_source_round_rate,
+ .determine_rate = clk_sync_source_determine_rate,
.set_rate = clk_sync_source_set_rate,
.recalc_rate = clk_sync_source_recalc_rate,
};
diff --git a/drivers/clk/tegra/clk-bpmp.c b/drivers/clk/tegra/clk-bpmp.c
index b2323cb8eddc..77a2586dbe00 100644
--- a/drivers/clk/tegra/clk-bpmp.c
+++ b/drivers/clk/tegra/clk-bpmp.c
@@ -635,7 +635,7 @@ static int tegra_bpmp_register_clocks(struct tegra_bpmp *bpmp,
bpmp->num_clocks = count;
- bpmp->clocks = devm_kcalloc(bpmp->dev, count, sizeof(struct tegra_bpmp_clk), GFP_KERNEL);
+ bpmp->clocks = devm_kcalloc(bpmp->dev, count, sizeof(*bpmp->clocks), GFP_KERNEL);
if (!bpmp->clocks)
return -ENOMEM;
diff --git a/drivers/clk/tegra/clk-dfll.c b/drivers/clk/tegra/clk-dfll.c
index 58fa5a59e0c7..22dc29432eff 100644
--- a/drivers/clk/tegra/clk-dfll.c
+++ b/drivers/clk/tegra/clk-dfll.c
@@ -882,7 +882,7 @@ static void dfll_set_frequency_request(struct tegra_dfll *td,
{
u32 val = 0;
int force_val;
- int coef = 128; /* FIXME: td->cg_scale? */;
+ int coef = 128; /* FIXME: td->cg_scale? */
force_val = (req->lut_index - td->lut_safe) * coef / td->cg;
force_val = clamp(force_val, FORCE_MIN, FORCE_MAX);
diff --git a/drivers/clk/tegra/clk-divider.c b/drivers/clk/tegra/clk-divider.c
index 38daf483ddf1..37439fcb3ac0 100644
--- a/drivers/clk/tegra/clk-divider.c
+++ b/drivers/clk/tegra/clk-divider.c
@@ -58,23 +58,31 @@ static unsigned long clk_frac_div_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long clk_frac_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_frac_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct tegra_clk_frac_div *divider = to_clk_frac_div(hw);
int div, mul;
- unsigned long output_rate = *prate;
+ unsigned long output_rate = req->best_parent_rate;
- if (!rate)
- return output_rate;
+ if (!req->rate) {
+ req->rate = output_rate;
- div = get_div(divider, rate, output_rate);
- if (div < 0)
- return *prate;
+ return 0;
+ }
+
+ div = get_div(divider, req->rate, output_rate);
+ if (div < 0) {
+ req->rate = req->best_parent_rate;
+
+ return 0;
+ }
mul = get_mul(divider);
- return DIV_ROUND_UP(output_rate * mul, div + mul);
+ req->rate = DIV_ROUND_UP(output_rate * mul, div + mul);
+
+ return 0;
}
static int clk_frac_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -127,7 +135,7 @@ static void clk_divider_restore_context(struct clk_hw *hw)
const struct clk_ops tegra_clk_frac_div_ops = {
.recalc_rate = clk_frac_div_recalc_rate,
.set_rate = clk_frac_div_set_rate,
- .round_rate = clk_frac_div_round_rate,
+ .determine_rate = clk_frac_div_determine_rate,
.restore_context = clk_divider_restore_context,
};
diff --git a/drivers/clk/tegra/clk-periph.c b/drivers/clk/tegra/clk-periph.c
index fa0cd7bb8ee6..6ebeaa7cb656 100644
--- a/drivers/clk/tegra/clk-periph.c
+++ b/drivers/clk/tegra/clk-periph.c
@@ -51,16 +51,10 @@ static int clk_periph_determine_rate(struct clk_hw *hw,
struct tegra_clk_periph *periph = to_clk_periph(hw);
const struct clk_ops *div_ops = periph->div_ops;
struct clk_hw *div_hw = &periph->divider.hw;
- long rate;
__clk_hw_set_clk(div_hw, hw);
- rate = div_ops->round_rate(div_hw, req->rate, &req->best_parent_rate);
- if (rate < 0)
- return rate;
-
- req->rate = (unsigned long)rate;
- return 0;
+ return div_ops->determine_rate(div_hw, req);
}
static int clk_periph_set_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c
index 100b5d9b7e26..591b9f0c155a 100644
--- a/drivers/clk/tegra/clk-pll.c
+++ b/drivers/clk/tegra/clk-pll.c
@@ -840,8 +840,8 @@ static int clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
return ret;
}
-static long clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct tegra_clk_pll *pll = to_clk_pll(hw);
struct tegra_clk_pll_freq_table cfg;
@@ -849,15 +849,20 @@ static long clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
if (pll->params->flags & TEGRA_PLL_FIXED) {
/* PLLM/MB are used for memory; we do not change rate */
if (pll->params->flags & (TEGRA_PLLM | TEGRA_PLLMB))
- return clk_hw_get_rate(hw);
- return pll->params->fixed_rate;
+ req->rate = clk_hw_get_rate(hw);
+ else
+ req->rate = pll->params->fixed_rate;
+
+ return 0;
}
- if (_get_table_rate(hw, &cfg, rate, *prate) &&
- pll->params->calc_rate(hw, &cfg, rate, *prate))
+ if (_get_table_rate(hw, &cfg, req->rate, req->best_parent_rate) &&
+ pll->params->calc_rate(hw, &cfg, req->rate, req->best_parent_rate))
return -EINVAL;
- return cfg.output_rate;
+ req->rate = cfg.output_rate;
+
+ return 0;
}
static unsigned long clk_pll_recalc_rate(struct clk_hw *hw,
@@ -1057,7 +1062,7 @@ const struct clk_ops tegra_clk_pll_ops = {
.enable = clk_pll_enable,
.disable = clk_pll_disable,
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_round_rate,
+ .determine_rate = clk_pll_determine_rate,
.set_rate = clk_pll_set_rate,
.restore_context = tegra_clk_pll_restore_context,
};
@@ -1195,7 +1200,7 @@ static const struct clk_ops tegra_clk_pllu_ops = {
.enable = clk_pllu_enable,
.disable = clk_pll_disable,
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_round_rate,
+ .determine_rate = clk_pll_determine_rate,
.set_rate = clk_pll_set_rate,
};
@@ -1353,15 +1358,15 @@ static int clk_pllxc_set_rate(struct clk_hw *hw, unsigned long rate,
return ret;
}
-static long clk_pll_ramp_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_pll_ramp_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct tegra_clk_pll *pll = to_clk_pll(hw);
struct tegra_clk_pll_freq_table cfg;
int ret, p_div;
- u64 output_rate = *prate;
+ u64 output_rate = req->best_parent_rate;
- ret = _pll_ramp_calc_pll(hw, &cfg, rate, *prate);
+ ret = _pll_ramp_calc_pll(hw, &cfg, req->rate, req->best_parent_rate);
if (ret < 0)
return ret;
@@ -1375,7 +1380,9 @@ static long clk_pll_ramp_round_rate(struct clk_hw *hw, unsigned long rate,
output_rate *= cfg.n;
do_div(output_rate, cfg.m * p_div);
- return output_rate;
+ req->rate = output_rate;
+
+ return 0;
}
static void _pllcx_strobe(struct tegra_clk_pll *pll)
@@ -1598,12 +1605,15 @@ static unsigned long clk_pllre_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long clk_pllre_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_pllre_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct tegra_clk_pll *pll = to_clk_pll(hw);
- return _pllre_calc_rate(pll, NULL, rate, *prate);
+ req->rate = _pllre_calc_rate(pll, NULL, req->rate,
+ req->best_parent_rate);
+
+ return 0;
}
static int clk_plle_tegra114_enable(struct clk_hw *hw)
@@ -2003,7 +2013,7 @@ static const struct clk_ops tegra_clk_pllxc_ops = {
.enable = clk_pll_enable,
.disable = clk_pll_disable,
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_ramp_round_rate,
+ .determine_rate = clk_pll_ramp_determine_rate,
.set_rate = clk_pllxc_set_rate,
};
@@ -2012,7 +2022,7 @@ static const struct clk_ops tegra_clk_pllc_ops = {
.enable = clk_pllc_enable,
.disable = clk_pllc_disable,
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_ramp_round_rate,
+ .determine_rate = clk_pll_ramp_determine_rate,
.set_rate = clk_pllc_set_rate,
};
@@ -2021,7 +2031,7 @@ static const struct clk_ops tegra_clk_pllre_ops = {
.enable = clk_pll_enable,
.disable = clk_pll_disable,
.recalc_rate = clk_pllre_recalc_rate,
- .round_rate = clk_pllre_round_rate,
+ .determine_rate = clk_pllre_determine_rate,
.set_rate = clk_pllre_set_rate,
};
@@ -2321,7 +2331,7 @@ static const struct clk_ops tegra_clk_pllss_ops = {
.enable = clk_pll_enable,
.disable = clk_pll_disable,
.recalc_rate = clk_pll_recalc_rate,
- .round_rate = clk_pll_ramp_round_rate,
+ .determine_rate = clk_pll_ramp_determine_rate,
.set_rate = clk_pllxc_set_rate,
.restore_context = tegra_clk_pll_restore_context,
};
diff --git a/drivers/clk/tegra/clk-super.c b/drivers/clk/tegra/clk-super.c
index 7ec47942720c..51fb356e770e 100644
--- a/drivers/clk/tegra/clk-super.c
+++ b/drivers/clk/tegra/clk-super.c
@@ -147,17 +147,10 @@ static int clk_super_determine_rate(struct clk_hw *hw,
{
struct tegra_clk_super_mux *super = to_clk_super_mux(hw);
struct clk_hw *div_hw = &super->frac_div.hw;
- unsigned long rate;
__clk_hw_set_clk(div_hw, hw);
- rate = super->div_ops->round_rate(div_hw, req->rate,
- &req->best_parent_rate);
- if (rate < 0)
- return rate;
-
- req->rate = rate;
- return 0;
+ return super->div_ops->determine_rate(div_hw, req);
}
static unsigned long clk_super_recalc_rate(struct clk_hw *hw,
diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c
index 73303458e886..6c8e053311c3 100644
--- a/drivers/clk/tegra/clk-tegra114.c
+++ b/drivers/clk/tegra/clk-tegra114.c
@@ -11,6 +11,7 @@
#include <linux/export.h>
#include <linux/clk/tegra.h>
#include <dt-bindings/clock/tegra114-car.h>
+#include <dt-bindings/reset/nvidia,tegra114-car.h>
#include "clk.h"
#include "clk-id.h"
@@ -1272,7 +1273,7 @@ EXPORT_SYMBOL(tegra114_clock_tune_cpu_trimmers_init);
*
* Assert the reset line of the DFLL's DVCO. No return value.
*/
-void tegra114_clock_assert_dfll_dvco_reset(void)
+static void tegra114_clock_assert_dfll_dvco_reset(void)
{
u32 v;
@@ -1281,7 +1282,6 @@ void tegra114_clock_assert_dfll_dvco_reset(void)
writel_relaxed(v, clk_base + RST_DFLL_DVCO);
tegra114_car_barrier();
}
-EXPORT_SYMBOL(tegra114_clock_assert_dfll_dvco_reset);
/**
* tegra114_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
@@ -1289,7 +1289,7 @@ EXPORT_SYMBOL(tegra114_clock_assert_dfll_dvco_reset);
* Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
* operate. No return value.
*/
-void tegra114_clock_deassert_dfll_dvco_reset(void)
+static void tegra114_clock_deassert_dfll_dvco_reset(void)
{
u32 v;
@@ -1298,7 +1298,26 @@ void tegra114_clock_deassert_dfll_dvco_reset(void)
writel_relaxed(v, clk_base + RST_DFLL_DVCO);
tegra114_car_barrier();
}
-EXPORT_SYMBOL(tegra114_clock_deassert_dfll_dvco_reset);
+
+static int tegra114_reset_assert(unsigned long id)
+{
+ if (id == TEGRA114_RST_DFLL_DVCO)
+ tegra114_clock_assert_dfll_dvco_reset();
+ else
+ return -EINVAL;
+
+ return 0;
+}
+
+static int tegra114_reset_deassert(unsigned long id)
+{
+ if (id == TEGRA114_RST_DFLL_DVCO)
+ tegra114_clock_deassert_dfll_dvco_reset();
+ else
+ return -EINVAL;
+
+ return 0;
+}
static void __init tegra114_clock_init(struct device_node *np)
{
@@ -1344,6 +1363,9 @@ static void __init tegra114_clock_init(struct device_node *np)
tegra_super_clk_gen4_init(clk_base, pmc_base, tegra114_clks,
&pll_x_params);
+ tegra_init_special_resets(1, tegra114_reset_assert,
+ tegra114_reset_deassert);
+
tegra_add_of_provider(np, of_clk_src_onecell_get);
tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
diff --git a/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c b/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c
index 0251618b82c8..457a77c5bb62 100644
--- a/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c
+++ b/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c
@@ -29,6 +29,99 @@ struct dfll_fcpu_data {
};
/* Maximum CPU frequency, indexed by CPU speedo id */
+static const unsigned long tegra114_cpu_max_freq_table[] = {
+ [0] = 2040000000UL,
+ [1] = 1810500000UL,
+ [2] = 1912500000UL,
+ [3] = 1810500000UL,
+};
+
+#define T114_CPU_CVB_TABLE \
+ .min_millivolts = 1000, \
+ .max_millivolts = 1320, \
+ .speedo_scale = 100, \
+ .voltage_scale = 1000, \
+ .entries = { \
+ { 306000000UL, { 2190643, -141851, 3576 } }, \
+ { 408000000UL, { 2250968, -144331, 3576 } }, \
+ { 510000000UL, { 2313333, -146811, 3576 } }, \
+ { 612000000UL, { 2377738, -149291, 3576 } }, \
+ { 714000000UL, { 2444183, -151771, 3576 } }, \
+ { 816000000UL, { 2512669, -154251, 3576 } }, \
+ { 918000000UL, { 2583194, -156731, 3576 } }, \
+ { 1020000000UL, { 2655759, -159211, 3576 } }, \
+ { 1122000000UL, { 2730365, -161691, 3576 } }, \
+ { 1224000000UL, { 2807010, -164171, 3576 } }, \
+ { 1326000000UL, { 2885696, -166651, 3576 } }, \
+ { 1428000000UL, { 2966422, -169131, 3576 } }, \
+ { 1530000000UL, { 3049183, -171601, 3576 } }, \
+ { 1606500000UL, { 3112179, -173451, 3576 } }, \
+ { 1708500000UL, { 3198504, -175931, 3576 } }, \
+ { 1810500000UL, { 3304747, -179126, 3576 } }, \
+ { 1912500000UL, { 3395401, -181606, 3576 } }, \
+ { 0UL, { 0, 0, 0 } }, \
+ }, \
+ .cpu_dfll_data = { \
+ .tune0_low = 0x00b0039d, \
+ .tune0_high = 0x00b0009d, \
+ .tune1 = 0x0000001f, \
+ .tune_high_min_millivolts = 1050, \
+ }
+
+static const struct cvb_table tegra114_cpu_cvb_tables[] = {
+ {
+ .speedo_id = 0,
+ .process_id = -1,
+ .min_millivolts = 1000,
+ .max_millivolts = 1250,
+ .speedo_scale = 100,
+ .voltage_scale = 100,
+ .entries = {
+ { 306000000UL, { 107330, -1569, 0 } },
+ { 408000000UL, { 111250, -1666, 0 } },
+ { 510000000UL, { 110000, -1460, 0 } },
+ { 612000000UL, { 117290, -1745, 0 } },
+ { 714000000UL, { 122700, -1910, 0 } },
+ { 816000000UL, { 125620, -1945, 0 } },
+ { 918000000UL, { 130560, -2076, 0 } },
+ { 1020000000UL, { 137280, -2303, 0 } },
+ { 1122000000UL, { 146440, -2660, 0 } },
+ { 1224000000UL, { 152190, -2825, 0 } },
+ { 1326000000UL, { 157520, -2953, 0 } },
+ { 1428000000UL, { 166100, -3261, 0 } },
+ { 1530000000UL, { 176410, -3647, 0 } },
+ { 1632000000UL, { 189620, -4186, 0 } },
+ { 1734000000UL, { 203190, -4725, 0 } },
+ { 1836000000UL, { 222670, -5573, 0 } },
+ { 1938000000UL, { 256210, -7165, 0 } },
+ { 2040000000UL, { 250050, -6544, 0 } },
+ { 0UL, { 0, 0, 0 } },
+ },
+ .cpu_dfll_data = {
+ .tune0_low = 0x00b0019d,
+ .tune0_high = 0x00b0019d,
+ .tune1 = 0x0000001f,
+ .tune_high_min_millivolts = 1000,
+ }
+ },
+ {
+ .speedo_id = 1,
+ .process_id = -1,
+ T114_CPU_CVB_TABLE
+ },
+ {
+ .speedo_id = 2,
+ .process_id = -1,
+ T114_CPU_CVB_TABLE
+ },
+ {
+ .speedo_id = 3,
+ .process_id = -1,
+ T114_CPU_CVB_TABLE
+ },
+};
+
+/* Maximum CPU frequency, indexed by CPU speedo id */
static const unsigned long tegra124_cpu_max_freq_table[] = {
[0] = 2014500000UL,
[1] = 2320500000UL,
@@ -93,7 +186,7 @@ static const unsigned long tegra210_cpu_max_freq_table[] = {
[10] = 1504500000UL,
};
-#define CPU_CVB_TABLE \
+#define TEGRA210_CPU_CVB_TABLE \
.speedo_scale = 100, \
.voltage_scale = 1000, \
.entries = { \
@@ -120,7 +213,7 @@ static const unsigned long tegra210_cpu_max_freq_table[] = {
{ 0UL, { 0, 0, 0 } }, \
}
-#define CPU_CVB_TABLE_XA \
+#define TEGRA210_CPU_CVB_TABLE_XA \
.speedo_scale = 100, \
.voltage_scale = 1000, \
.entries = { \
@@ -143,7 +236,7 @@ static const unsigned long tegra210_cpu_max_freq_table[] = {
{ 0UL, { 0, 0, 0 } }, \
}
-#define CPU_CVB_TABLE_EUCM1 \
+#define TEGRA210_CPU_CVB_TABLE_EUCM1 \
.speedo_scale = 100, \
.voltage_scale = 1000, \
.entries = { \
@@ -166,7 +259,7 @@ static const unsigned long tegra210_cpu_max_freq_table[] = {
{ 0UL, { 0, 0, 0 } }, \
}
-#define CPU_CVB_TABLE_EUCM2 \
+#define TEGRA210_CPU_CVB_TABLE_EUCM2 \
.speedo_scale = 100, \
.voltage_scale = 1000, \
.entries = { \
@@ -188,7 +281,7 @@ static const unsigned long tegra210_cpu_max_freq_table[] = {
{ 0UL, { 0, 0, 0 } }, \
}
-#define CPU_CVB_TABLE_EUCM2_JOINT_RAIL \
+#define TEGRA210_CPU_CVB_TABLE_EUCM2_JOINT_RAIL \
.speedo_scale = 100, \
.voltage_scale = 1000, \
.entries = { \
@@ -209,7 +302,7 @@ static const unsigned long tegra210_cpu_max_freq_table[] = {
{ 0UL, { 0, 0, 0 } }, \
}
-#define CPU_CVB_TABLE_ODN \
+#define TEGRA210_CPU_CVB_TABLE_ODN \
.speedo_scale = 100, \
.voltage_scale = 1000, \
.entries = { \
@@ -238,7 +331,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 840,
.max_millivolts = 1120,
- CPU_CVB_TABLE_EUCM2_JOINT_RAIL,
+ TEGRA210_CPU_CVB_TABLE_EUCM2_JOINT_RAIL,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -251,7 +344,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 840,
.max_millivolts = 1120,
- CPU_CVB_TABLE_EUCM2_JOINT_RAIL,
+ TEGRA210_CPU_CVB_TABLE_EUCM2_JOINT_RAIL,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -264,7 +357,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 900,
.max_millivolts = 1162,
- CPU_CVB_TABLE_EUCM2,
+ TEGRA210_CPU_CVB_TABLE_EUCM2,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -276,7 +369,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 900,
.max_millivolts = 1162,
- CPU_CVB_TABLE_EUCM2,
+ TEGRA210_CPU_CVB_TABLE_EUCM2,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -288,7 +381,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 900,
.max_millivolts = 1195,
- CPU_CVB_TABLE_EUCM2,
+ TEGRA210_CPU_CVB_TABLE_EUCM2,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -300,7 +393,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 900,
.max_millivolts = 1195,
- CPU_CVB_TABLE_EUCM2,
+ TEGRA210_CPU_CVB_TABLE_EUCM2,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -312,7 +405,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 841,
.max_millivolts = 1227,
- CPU_CVB_TABLE_EUCM1,
+ TEGRA210_CPU_CVB_TABLE_EUCM1,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -325,7 +418,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 841,
.max_millivolts = 1227,
- CPU_CVB_TABLE_EUCM1,
+ TEGRA210_CPU_CVB_TABLE_EUCM1,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -338,7 +431,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 870,
.max_millivolts = 1150,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune1 = 0x20091d9,
@@ -349,7 +442,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 870,
.max_millivolts = 1150,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune1 = 0x25501d0,
@@ -360,7 +453,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 818,
.max_millivolts = 1227,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -373,7 +466,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 818,
.max_millivolts = 1227,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -386,7 +479,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = -1,
.min_millivolts = 918,
.max_millivolts = 1113,
- CPU_CVB_TABLE_XA,
+ TEGRA210_CPU_CVB_TABLE_XA,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune1 = 0x17711BD,
@@ -397,7 +490,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 825,
.max_millivolts = 1227,
- CPU_CVB_TABLE_ODN,
+ TEGRA210_CPU_CVB_TABLE_ODN,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -410,7 +503,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 825,
.max_millivolts = 1227,
- CPU_CVB_TABLE_ODN,
+ TEGRA210_CPU_CVB_TABLE_ODN,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -423,7 +516,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 870,
.max_millivolts = 1227,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune1 = 0x20091d9,
@@ -434,7 +527,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 870,
.max_millivolts = 1227,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune1 = 0x25501d0,
@@ -445,7 +538,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 837,
.max_millivolts = 1227,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -458,7 +551,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 837,
.max_millivolts = 1227,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -471,7 +564,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 0,
.min_millivolts = 850,
.max_millivolts = 1170,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -484,7 +577,7 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
.process_id = 1,
.min_millivolts = 850,
.max_millivolts = 1170,
- CPU_CVB_TABLE,
+ TEGRA210_CPU_CVB_TABLE,
.cpu_dfll_data = {
.tune0_low = 0xffead0ff,
.tune0_high = 0xffead0ff,
@@ -494,6 +587,13 @@ static struct cvb_table tegra210_cpu_cvb_tables[] = {
},
};
+static const struct dfll_fcpu_data tegra114_dfll_fcpu_data = {
+ .cpu_max_freq_table = tegra114_cpu_max_freq_table,
+ .cpu_max_freq_table_size = ARRAY_SIZE(tegra114_cpu_max_freq_table),
+ .cpu_cvb_tables = tegra114_cpu_cvb_tables,
+ .cpu_cvb_tables_size = ARRAY_SIZE(tegra114_cpu_cvb_tables)
+};
+
static const struct dfll_fcpu_data tegra124_dfll_fcpu_data = {
.cpu_max_freq_table = tegra124_cpu_max_freq_table,
.cpu_max_freq_table_size = ARRAY_SIZE(tegra124_cpu_max_freq_table),
@@ -510,6 +610,10 @@ static const struct dfll_fcpu_data tegra210_dfll_fcpu_data = {
static const struct of_device_id tegra124_dfll_fcpu_of_match[] = {
{
+ .compatible = "nvidia,tegra114-dfll",
+ .data = &tegra114_dfll_fcpu_data,
+ },
+ {
.compatible = "nvidia,tegra124-dfll",
.data = &tegra124_dfll_fcpu_data,
},
diff --git a/drivers/clk/tegra/clk-tegra210-emc.c b/drivers/clk/tegra/clk-tegra210-emc.c
index 672ca8c184d2..fbf3c894eb56 100644
--- a/drivers/clk/tegra/clk-tegra210-emc.c
+++ b/drivers/clk/tegra/clk-tegra210-emc.c
@@ -86,22 +86,30 @@ static unsigned long tegra210_clk_emc_recalc_rate(struct clk_hw *hw,
return DIV_ROUND_UP(parent_rate * 2, div);
}
-static long tegra210_clk_emc_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int tegra210_clk_emc_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct tegra210_clk_emc *emc = to_tegra210_clk_emc(hw);
struct tegra210_clk_emc_provider *provider = emc->provider;
unsigned int i;
- if (!provider || !provider->configs || provider->num_configs == 0)
- return clk_hw_get_rate(hw);
+ if (!provider || !provider->configs || provider->num_configs == 0) {
+ req->rate = clk_hw_get_rate(hw);
+
+ return 0;
+ }
for (i = 0; i < provider->num_configs; i++) {
- if (provider->configs[i].rate >= rate)
- return provider->configs[i].rate;
+ if (provider->configs[i].rate >= req->rate) {
+ req->rate = provider->configs[i].rate;
+
+ return 0;
+ }
}
- return provider->configs[i - 1].rate;
+ req->rate = provider->configs[i - 1].rate;
+
+ return 0;
}
static struct clk *tegra210_clk_emc_find_parent(struct tegra210_clk_emc *emc,
@@ -259,7 +267,7 @@ static int tegra210_clk_emc_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops tegra210_clk_emc_ops = {
.get_parent = tegra210_clk_emc_get_parent,
.recalc_rate = tegra210_clk_emc_recalc_rate,
- .round_rate = tegra210_clk_emc_round_rate,
+ .determine_rate = tegra210_clk_emc_determine_rate,
.set_rate = tegra210_clk_emc_set_rate,
};
diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c
index 412902f573b5..504d0ea997a5 100644
--- a/drivers/clk/tegra/clk-tegra210.c
+++ b/drivers/clk/tegra/clk-tegra210.c
@@ -3444,7 +3444,7 @@ static void tegra210_disable_cpu_clock(u32 cpu)
static u32 spare_reg_ctx, misc_clk_enb_ctx, clk_msk_arm_ctx;
static u32 cpu_softrst_ctx[3];
-static int tegra210_clk_suspend(void)
+static int tegra210_clk_suspend(void *data)
{
unsigned int i;
@@ -3465,7 +3465,7 @@ static int tegra210_clk_suspend(void)
return 0;
}
-static void tegra210_clk_resume(void)
+static void tegra210_clk_resume(void *data)
{
unsigned int i;
@@ -3523,13 +3523,17 @@ static void tegra210_cpu_clock_resume(void)
}
#endif
-static struct syscore_ops tegra_clk_syscore_ops = {
+static const struct syscore_ops tegra_clk_syscore_ops = {
#ifdef CONFIG_PM_SLEEP
.suspend = tegra210_clk_suspend,
.resume = tegra210_clk_resume,
#endif
};
+static struct syscore tegra_clk_syscore = {
+ .ops = &tegra_clk_syscore_ops,
+};
+
static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
.wait_for_reset = tegra210_wait_cpu_in_reset,
.disable_clock = tegra210_disable_cpu_clock,
@@ -3813,6 +3817,6 @@ static void __init tegra210_clock_init(struct device_node *np)
tegra_cpu_car_ops = &tegra210_cpu_car_ops;
- register_syscore_ops(&tegra_clk_syscore_ops);
+ register_syscore(&tegra_clk_syscore);
}
CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);
diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c
index 82a8cb9545eb..e7ebb63970d3 100644
--- a/drivers/clk/tegra/clk-tegra30.c
+++ b/drivers/clk/tegra/clk-tegra30.c
@@ -53,6 +53,7 @@
#define SYSTEM_CLK_RATE 0x030
#define TEGRA30_CLK_PERIPH_BANKS 5
+#define TEGRA30_CLK_CLK_MAX 311
#define PLLC_BASE 0x80
#define PLLC_MISC 0x8c
diff --git a/drivers/clk/tegra/clk.h b/drivers/clk/tegra/clk.h
index 9ea839af14bc..73efd2ff37c9 100644
--- a/drivers/clk/tegra/clk.h
+++ b/drivers/clk/tegra/clk.h
@@ -897,8 +897,6 @@ static inline bool tegra124_clk_emc_driver_available(struct clk_hw *emc_hw)
void tegra114_clock_tune_cpu_trimmers_high(void);
void tegra114_clock_tune_cpu_trimmers_low(void);
void tegra114_clock_tune_cpu_trimmers_init(void);
-void tegra114_clock_assert_dfll_dvco_reset(void);
-void tegra114_clock_deassert_dfll_dvco_reset(void);
typedef void (*tegra_clk_apply_init_table_func)(void);
extern tegra_clk_apply_init_table_func tegra_clk_apply_init_table;
diff --git a/drivers/clk/thead/clk-th1520-ap.c b/drivers/clk/thead/clk-th1520-ap.c
index cf1bba58f641..71ad03a998e8 100644
--- a/drivers/clk/thead/clk-th1520-ap.c
+++ b/drivers/clk/thead/clk-th1520-ap.c
@@ -18,6 +18,7 @@
#define TH1520_PLL_FBDIV GENMASK(19, 8)
#define TH1520_PLL_REFDIV GENMASK(5, 0)
#define TH1520_PLL_BYPASS BIT(30)
+#define TH1520_PLL_VCO_RST BIT(29)
#define TH1520_PLL_DSMPD BIT(24)
#define TH1520_PLL_FRAC GENMASK(23, 0)
#define TH1520_PLL_FRAC_BITS 24
@@ -48,12 +49,14 @@ struct ccu_mux {
};
struct ccu_gate {
- u32 enable;
- struct ccu_common common;
+ int clkid;
+ u32 reg;
+ struct clk_gate gate;
};
struct ccu_div {
u32 enable;
+ u32 div_en;
struct ccu_div_internal div;
struct ccu_internal mux;
struct ccu_common common;
@@ -87,12 +90,12 @@ struct ccu_pll {
0), \
}
-#define CCU_GATE(_clkid, _struct, _name, _parent, _reg, _gate, _flags) \
+#define CCU_GATE(_clkid, _struct, _name, _parent, _reg, _bit, _flags) \
struct ccu_gate _struct = { \
- .enable = _gate, \
- .common = { \
- .clkid = _clkid, \
- .cfg0 = _reg, \
+ .clkid = _clkid, \
+ .reg = _reg, \
+ .gate = { \
+ .bit_idx = _bit, \
.hw.init = CLK_HW_INIT_PARENTS_DATA( \
_name, \
_parent, \
@@ -120,13 +123,6 @@ static inline struct ccu_div *hw_to_ccu_div(struct clk_hw *hw)
return container_of(common, struct ccu_div, common);
}
-static inline struct ccu_gate *hw_to_ccu_gate(struct clk_hw *hw)
-{
- struct ccu_common *common = hw_to_ccu_common(hw);
-
- return container_of(common, struct ccu_gate, common);
-}
-
static u8 ccu_get_parent_helper(struct ccu_common *common,
struct ccu_internal *mux)
{
@@ -197,6 +193,55 @@ static unsigned long ccu_div_recalc_rate(struct clk_hw *hw,
return rate;
}
+static int ccu_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ struct ccu_div *cd = hw_to_ccu_div(hw);
+ unsigned int val;
+
+ if (cd->div_en)
+ return divider_determine_rate(hw, req, NULL,
+ cd->div.width, cd->div.flags);
+
+ regmap_read(cd->common.map, cd->common.cfg0, &val);
+ val = val >> cd->div.shift;
+ val &= GENMASK(cd->div.width - 1, 0);
+ return divider_ro_determine_rate(hw, req, NULL, cd->div.width,
+ cd->div.flags, val);
+}
+
+static int ccu_div_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct ccu_div *cd = hw_to_ccu_div(hw);
+ int val = divider_get_val(rate, parent_rate, NULL,
+ cd->div.width, cd->div.flags);
+ unsigned int curr_val, reg_val;
+
+ if (val < 0)
+ return val;
+
+ regmap_read(cd->common.map, cd->common.cfg0, &reg_val);
+ curr_val = reg_val >> cd->div.shift;
+ curr_val &= GENMASK(cd->div.width - 1, 0);
+
+ if (!cd->div_en && curr_val != val)
+ return -EINVAL;
+
+ reg_val &= ~cd->div_en;
+ regmap_write(cd->common.map, cd->common.cfg0, reg_val);
+ udelay(1);
+
+ reg_val &= ~GENMASK(cd->div.width + cd->div.shift - 1, cd->div.shift);
+ reg_val |= val << cd->div.shift;
+ regmap_write(cd->common.map, cd->common.cfg0, reg_val);
+
+ reg_val |= cd->div_en;
+ regmap_write(cd->common.map, cd->common.cfg0, reg_val);
+
+ return 0;
+}
+
static u8 ccu_div_get_parent(struct clk_hw *hw)
{
struct ccu_div *cd = hw_to_ccu_div(hw);
@@ -239,9 +284,34 @@ static const struct clk_ops ccu_div_ops = {
.get_parent = ccu_div_get_parent,
.set_parent = ccu_div_set_parent,
.recalc_rate = ccu_div_recalc_rate,
- .determine_rate = clk_hw_determine_rate_no_reparent,
+ .set_rate = ccu_div_set_rate,
+ .determine_rate = ccu_div_determine_rate,
};
+static void ccu_pll_disable(struct clk_hw *hw)
+{
+ struct ccu_pll *pll = hw_to_ccu_pll(hw);
+
+ regmap_set_bits(pll->common.map, pll->common.cfg1,
+ TH1520_PLL_VCO_RST);
+}
+
+static int ccu_pll_enable(struct clk_hw *hw)
+{
+ struct ccu_pll *pll = hw_to_ccu_pll(hw);
+
+ return regmap_clear_bits(pll->common.map, pll->common.cfg1,
+ TH1520_PLL_VCO_RST);
+}
+
+static int ccu_pll_is_enabled(struct clk_hw *hw)
+{
+ struct ccu_pll *pll = hw_to_ccu_pll(hw);
+
+ return !regmap_test_bits(pll->common.map, pll->common.cfg1,
+ TH1520_PLL_VCO_RST);
+}
+
static unsigned long th1520_pll_vco_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
@@ -299,6 +369,9 @@ static unsigned long ccu_pll_recalc_rate(struct clk_hw *hw,
}
static const struct clk_ops clk_pll_ops = {
+ .disable = ccu_pll_disable,
+ .enable = ccu_pll_enable,
+ .is_enabled = ccu_pll_is_enabled,
.recalc_rate = ccu_pll_recalc_rate,
};
@@ -314,7 +387,7 @@ static struct ccu_pll cpu_pll0_clk = {
.hw.init = CLK_HW_INIT_PARENTS_DATA("cpu-pll0",
osc_24m_clk,
&clk_pll_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -326,7 +399,7 @@ static struct ccu_pll cpu_pll1_clk = {
.hw.init = CLK_HW_INIT_PARENTS_DATA("cpu-pll1",
osc_24m_clk,
&clk_pll_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -338,7 +411,7 @@ static struct ccu_pll gmac_pll_clk = {
.hw.init = CLK_HW_INIT_PARENTS_DATA("gmac-pll",
osc_24m_clk,
&clk_pll_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -358,7 +431,7 @@ static struct ccu_pll video_pll_clk = {
.hw.init = CLK_HW_INIT_PARENTS_DATA("video-pll",
osc_24m_clk,
&clk_pll_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -410,7 +483,7 @@ static struct ccu_pll tee_pll_clk = {
.hw.init = CLK_HW_INIT_PARENTS_DATA("tee-pll",
osc_24m_clk,
&clk_pll_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -486,7 +559,7 @@ static struct ccu_div axi4_cpusys2_aclk = {
.hw.init = CLK_HW_INIT_PARENTS_HW("axi4-cpusys2-aclk",
gmac_pll_clk_parent,
&ccu_div_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -508,7 +581,7 @@ static struct ccu_div axi_aclk = {
.hw.init = CLK_HW_INIT_PARENTS_DATA("axi-aclk",
axi_parents,
&ccu_div_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -657,7 +730,7 @@ static struct ccu_div apb_pclk = {
.hw.init = CLK_HW_INIT_PARENTS_DATA("apb-pclk",
apb_parents,
&ccu_div_ops,
- CLK_IGNORE_UNUSED),
+ CLK_IS_CRITICAL),
},
};
@@ -688,7 +761,7 @@ static struct ccu_div vi_clk = {
.hw.init = CLK_HW_INIT_PARENTS_HW("vi",
video_pll_clk_parent,
&ccu_div_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -713,7 +786,7 @@ static struct ccu_div vo_axi_clk = {
.hw.init = CLK_HW_INIT_PARENTS_HW("vo-axi",
video_pll_clk_parent,
&ccu_div_ops,
- 0),
+ CLK_IS_CRITICAL),
},
};
@@ -738,7 +811,7 @@ static struct ccu_div vp_axi_clk = {
.hw.init = CLK_HW_INIT_PARENTS_HW("vp-axi",
video_pll_clk_parent,
&ccu_div_ops,
- CLK_IGNORE_UNUSED),
+ CLK_IS_CRITICAL),
},
};
@@ -756,6 +829,7 @@ static struct ccu_div venc_clk = {
};
static struct ccu_div dpu0_clk = {
+ .div_en = BIT(8),
.div = TH_CCU_DIV_FLAGS(0, 8, CLK_DIVIDER_ONE_BASED),
.common = {
.clkid = CLK_DPU0,
@@ -763,11 +837,16 @@ static struct ccu_div dpu0_clk = {
.hw.init = CLK_HW_INIT_PARENTS_HW("dpu0",
dpu0_pll_clk_parent,
&ccu_div_ops,
- 0),
+ CLK_SET_RATE_UNGATE),
},
};
+static const struct clk_parent_data dpu0_clk_pd[] = {
+ { .hw = &dpu0_clk.common.hw }
+};
+
static struct ccu_div dpu1_clk = {
+ .div_en = BIT(8),
.div = TH_CCU_DIV_FLAGS(0, 8, CLK_DIVIDER_ONE_BASED),
.common = {
.clkid = CLK_DPU1,
@@ -775,10 +854,14 @@ static struct ccu_div dpu1_clk = {
.hw.init = CLK_HW_INIT_PARENTS_HW("dpu1",
dpu1_pll_clk_parent,
&ccu_div_ops,
- 0),
+ CLK_SET_RATE_UNGATE),
},
};
+static const struct clk_parent_data dpu1_clk_pd[] = {
+ { .hw = &dpu1_clk.common.hw }
+};
+
static CLK_FIXED_FACTOR_HW(emmc_sdio_ref_clk, "emmc-sdio-ref",
&video_pll_clk.common.hw, 4, 1, 0);
@@ -786,128 +869,132 @@ static const struct clk_parent_data emmc_sdio_ref_clk_pd[] = {
{ .hw = &emmc_sdio_ref_clk.hw },
};
-static CCU_GATE(CLK_BROM, brom_clk, "brom", ahb2_cpusys_hclk_pd, 0x100, BIT(4), 0);
-static CCU_GATE(CLK_BMU, bmu_clk, "bmu", axi4_cpusys2_aclk_pd, 0x100, BIT(5), 0);
+static CCU_GATE(CLK_BROM, brom_clk, "brom", ahb2_cpusys_hclk_pd, 0x100, 4, 0);
+static CCU_GATE(CLK_BMU, bmu_clk, "bmu", axi4_cpusys2_aclk_pd, 0x100, 5, 0);
static CCU_GATE(CLK_AON2CPU_A2X, aon2cpu_a2x_clk, "aon2cpu-a2x", axi4_cpusys2_aclk_pd,
- 0x134, BIT(8), 0);
+ 0x134, 8, CLK_IS_CRITICAL);
static CCU_GATE(CLK_X2X_CPUSYS, x2x_cpusys_clk, "x2x-cpusys", axi4_cpusys2_aclk_pd,
- 0x134, BIT(7), 0);
+ 0x134, 7, CLK_IS_CRITICAL);
static CCU_GATE(CLK_CPU2AON_X2H, cpu2aon_x2h_clk, "cpu2aon-x2h", axi_aclk_pd,
- 0x138, BIT(8), CLK_IGNORE_UNUSED);
+ 0x138, 8, CLK_IS_CRITICAL);
static CCU_GATE(CLK_CPU2PERI_X2H, cpu2peri_x2h_clk, "cpu2peri-x2h", axi4_cpusys2_aclk_pd,
- 0x140, BIT(9), CLK_IGNORE_UNUSED);
+ 0x140, 9, CLK_IS_CRITICAL);
static CCU_GATE(CLK_PERISYS_APB1_HCLK, perisys_apb1_hclk, "perisys-apb1-hclk", perisys_ahb_hclk_pd,
- 0x150, BIT(9), CLK_IGNORE_UNUSED);
+ 0x150, 9, CLK_IS_CRITICAL);
static CCU_GATE(CLK_PERISYS_APB2_HCLK, perisys_apb2_hclk, "perisys-apb2-hclk", perisys_ahb_hclk_pd,
- 0x150, BIT(10), CLK_IGNORE_UNUSED);
+ 0x150, 10, CLK_IS_CRITICAL);
static CCU_GATE(CLK_PERISYS_APB3_HCLK, perisys_apb3_hclk, "perisys-apb3-hclk", perisys_ahb_hclk_pd,
- 0x150, BIT(11), CLK_IGNORE_UNUSED);
+ 0x150, 11, CLK_IS_CRITICAL);
static CCU_GATE(CLK_PERISYS_APB4_HCLK, perisys_apb4_hclk, "perisys-apb4-hclk", perisys_ahb_hclk_pd,
- 0x150, BIT(12), 0);
-static CCU_GATE(CLK_NPU_AXI, npu_axi_clk, "npu-axi", axi_aclk_pd, 0x1c8, BIT(5), 0);
-static CCU_GATE(CLK_CPU2VP, cpu2vp_clk, "cpu2vp", axi_aclk_pd, 0x1e0, BIT(13), 0);
-static CCU_GATE(CLK_EMMC_SDIO, emmc_sdio_clk, "emmc-sdio", emmc_sdio_ref_clk_pd, 0x204, BIT(30), 0);
-static CCU_GATE(CLK_GMAC1, gmac1_clk, "gmac1", gmac_pll_clk_pd, 0x204, BIT(26), 0);
-static CCU_GATE(CLK_PADCTRL1, padctrl1_clk, "padctrl1", perisys_apb_pclk_pd, 0x204, BIT(24), 0);
-static CCU_GATE(CLK_DSMART, dsmart_clk, "dsmart", perisys_apb_pclk_pd, 0x204, BIT(23), 0);
-static CCU_GATE(CLK_PADCTRL0, padctrl0_clk, "padctrl0", perisys_apb_pclk_pd, 0x204, BIT(22), 0);
-static CCU_GATE(CLK_GMAC_AXI, gmac_axi_clk, "gmac-axi", axi4_cpusys2_aclk_pd, 0x204, BIT(21), 0);
-static CCU_GATE(CLK_GPIO3, gpio3_clk, "gpio3-clk", peri2sys_apb_pclk_pd, 0x204, BIT(20), 0);
-static CCU_GATE(CLK_GMAC0, gmac0_clk, "gmac0", gmac_pll_clk_pd, 0x204, BIT(19), 0);
-static CCU_GATE(CLK_PWM, pwm_clk, "pwm", perisys_apb_pclk_pd, 0x204, BIT(18), 0);
-static CCU_GATE(CLK_QSPI0, qspi0_clk, "qspi0", video_pll_clk_pd, 0x204, BIT(17), 0);
-static CCU_GATE(CLK_QSPI1, qspi1_clk, "qspi1", video_pll_clk_pd, 0x204, BIT(16), 0);
-static CCU_GATE(CLK_SPI, spi_clk, "spi", video_pll_clk_pd, 0x204, BIT(15), 0);
-static CCU_GATE(CLK_UART0_PCLK, uart0_pclk, "uart0-pclk", perisys_apb_pclk_pd, 0x204, BIT(14), 0);
-static CCU_GATE(CLK_UART1_PCLK, uart1_pclk, "uart1-pclk", perisys_apb_pclk_pd, 0x204, BIT(13), 0);
-static CCU_GATE(CLK_UART2_PCLK, uart2_pclk, "uart2-pclk", perisys_apb_pclk_pd, 0x204, BIT(12), 0);
-static CCU_GATE(CLK_UART3_PCLK, uart3_pclk, "uart3-pclk", perisys_apb_pclk_pd, 0x204, BIT(11), 0);
-static CCU_GATE(CLK_UART4_PCLK, uart4_pclk, "uart4-pclk", perisys_apb_pclk_pd, 0x204, BIT(10), 0);
-static CCU_GATE(CLK_UART5_PCLK, uart5_pclk, "uart5-pclk", perisys_apb_pclk_pd, 0x204, BIT(9), 0);
-static CCU_GATE(CLK_GPIO0, gpio0_clk, "gpio0-clk", perisys_apb_pclk_pd, 0x204, BIT(8), 0);
-static CCU_GATE(CLK_GPIO1, gpio1_clk, "gpio1-clk", perisys_apb_pclk_pd, 0x204, BIT(7), 0);
-static CCU_GATE(CLK_GPIO2, gpio2_clk, "gpio2-clk", peri2sys_apb_pclk_pd, 0x204, BIT(6), 0);
-static CCU_GATE(CLK_I2C0, i2c0_clk, "i2c0", perisys_apb_pclk_pd, 0x204, BIT(5), 0);
-static CCU_GATE(CLK_I2C1, i2c1_clk, "i2c1", perisys_apb_pclk_pd, 0x204, BIT(4), 0);
-static CCU_GATE(CLK_I2C2, i2c2_clk, "i2c2", perisys_apb_pclk_pd, 0x204, BIT(3), 0);
-static CCU_GATE(CLK_I2C3, i2c3_clk, "i2c3", perisys_apb_pclk_pd, 0x204, BIT(2), 0);
-static CCU_GATE(CLK_I2C4, i2c4_clk, "i2c4", perisys_apb_pclk_pd, 0x204, BIT(1), 0);
-static CCU_GATE(CLK_I2C5, i2c5_clk, "i2c5", perisys_apb_pclk_pd, 0x204, BIT(0), 0);
-static CCU_GATE(CLK_SPINLOCK, spinlock_clk, "spinlock", ahb2_cpusys_hclk_pd, 0x208, BIT(10), 0);
-static CCU_GATE(CLK_DMA, dma_clk, "dma", axi4_cpusys2_aclk_pd, 0x208, BIT(8), 0);
-static CCU_GATE(CLK_MBOX0, mbox0_clk, "mbox0", apb3_cpusys_pclk_pd, 0x208, BIT(7), 0);
-static CCU_GATE(CLK_MBOX1, mbox1_clk, "mbox1", apb3_cpusys_pclk_pd, 0x208, BIT(6), 0);
-static CCU_GATE(CLK_MBOX2, mbox2_clk, "mbox2", apb3_cpusys_pclk_pd, 0x208, BIT(5), 0);
-static CCU_GATE(CLK_MBOX3, mbox3_clk, "mbox3", apb3_cpusys_pclk_pd, 0x208, BIT(4), 0);
-static CCU_GATE(CLK_WDT0, wdt0_clk, "wdt0", apb3_cpusys_pclk_pd, 0x208, BIT(3), 0);
-static CCU_GATE(CLK_WDT1, wdt1_clk, "wdt1", apb3_cpusys_pclk_pd, 0x208, BIT(2), 0);
-static CCU_GATE(CLK_TIMER0, timer0_clk, "timer0", apb3_cpusys_pclk_pd, 0x208, BIT(1), 0);
-static CCU_GATE(CLK_TIMER1, timer1_clk, "timer1", apb3_cpusys_pclk_pd, 0x208, BIT(0), 0);
-static CCU_GATE(CLK_SRAM0, sram0_clk, "sram0", axi_aclk_pd, 0x20c, BIT(4), 0);
-static CCU_GATE(CLK_SRAM1, sram1_clk, "sram1", axi_aclk_pd, 0x20c, BIT(3), 0);
-static CCU_GATE(CLK_SRAM2, sram2_clk, "sram2", axi_aclk_pd, 0x20c, BIT(2), 0);
-static CCU_GATE(CLK_SRAM3, sram3_clk, "sram3", axi_aclk_pd, 0x20c, BIT(1), 0);
+ 0x150, 12, 0);
+static const struct clk_parent_data perisys_apb4_hclk_pd[] = {
+ { .hw = &perisys_apb4_hclk.gate.hw },
+};
+
+static CCU_GATE(CLK_NPU_AXI, npu_axi_clk, "npu-axi", axi_aclk_pd, 0x1c8, 5, CLK_IS_CRITICAL);
+static CCU_GATE(CLK_CPU2VP, cpu2vp_clk, "cpu2vp", axi_aclk_pd, 0x1e0, 13, CLK_IS_CRITICAL);
+static CCU_GATE(CLK_EMMC_SDIO, emmc_sdio_clk, "emmc-sdio", emmc_sdio_ref_clk_pd, 0x204, 30, 0);
+static CCU_GATE(CLK_GMAC1, gmac1_clk, "gmac1", gmac_pll_clk_pd, 0x204, 26, 0);
+static CCU_GATE(CLK_PADCTRL1, padctrl1_clk, "padctrl1", perisys_apb_pclk_pd, 0x204, 24, 0);
+static CCU_GATE(CLK_DSMART, dsmart_clk, "dsmart", perisys_apb_pclk_pd, 0x204, 23, 0);
+static CCU_GATE(CLK_PADCTRL0, padctrl0_clk, "padctrl0", perisys_apb4_hclk_pd, 0x204, 22, 0);
+static CCU_GATE(CLK_GMAC_AXI, gmac_axi_clk, "gmac-axi", axi4_cpusys2_aclk_pd, 0x204, 21, 0);
+static CCU_GATE(CLK_GPIO3, gpio3_clk, "gpio3-clk", peri2sys_apb_pclk_pd, 0x204, 20, 0);
+static CCU_GATE(CLK_GMAC0, gmac0_clk, "gmac0", gmac_pll_clk_pd, 0x204, 19, 0);
+static CCU_GATE(CLK_PWM, pwm_clk, "pwm", perisys_apb_pclk_pd, 0x204, 18, 0);
+static CCU_GATE(CLK_QSPI0, qspi0_clk, "qspi0", video_pll_clk_pd, 0x204, 17, 0);
+static CCU_GATE(CLK_QSPI1, qspi1_clk, "qspi1", video_pll_clk_pd, 0x204, 16, 0);
+static CCU_GATE(CLK_SPI, spi_clk, "spi", video_pll_clk_pd, 0x204, 15, 0);
+static CCU_GATE(CLK_UART0_PCLK, uart0_pclk, "uart0-pclk", perisys_apb_pclk_pd, 0x204, 14, 0);
+static CCU_GATE(CLK_UART1_PCLK, uart1_pclk, "uart1-pclk", perisys_apb_pclk_pd, 0x204, 13, 0);
+static CCU_GATE(CLK_UART2_PCLK, uart2_pclk, "uart2-pclk", perisys_apb_pclk_pd, 0x204, 12, 0);
+static CCU_GATE(CLK_UART3_PCLK, uart3_pclk, "uart3-pclk", perisys_apb_pclk_pd, 0x204, 11, 0);
+static CCU_GATE(CLK_UART4_PCLK, uart4_pclk, "uart4-pclk", perisys_apb_pclk_pd, 0x204, 10, 0);
+static CCU_GATE(CLK_UART5_PCLK, uart5_pclk, "uart5-pclk", perisys_apb_pclk_pd, 0x204, 9, 0);
+static CCU_GATE(CLK_GPIO0, gpio0_clk, "gpio0-clk", perisys_apb_pclk_pd, 0x204, 8, 0);
+static CCU_GATE(CLK_GPIO1, gpio1_clk, "gpio1-clk", perisys_apb_pclk_pd, 0x204, 7, 0);
+static CCU_GATE(CLK_GPIO2, gpio2_clk, "gpio2-clk", peri2sys_apb_pclk_pd, 0x204, 6, 0);
+static CCU_GATE(CLK_I2C0, i2c0_clk, "i2c0", perisys_apb_pclk_pd, 0x204, 5, 0);
+static CCU_GATE(CLK_I2C1, i2c1_clk, "i2c1", perisys_apb_pclk_pd, 0x204, 4, 0);
+static CCU_GATE(CLK_I2C2, i2c2_clk, "i2c2", perisys_apb_pclk_pd, 0x204, 3, 0);
+static CCU_GATE(CLK_I2C3, i2c3_clk, "i2c3", perisys_apb_pclk_pd, 0x204, 2, 0);
+static CCU_GATE(CLK_I2C4, i2c4_clk, "i2c4", perisys_apb_pclk_pd, 0x204, 1, 0);
+static CCU_GATE(CLK_I2C5, i2c5_clk, "i2c5", perisys_apb_pclk_pd, 0x204, 0, 0);
+static CCU_GATE(CLK_SPINLOCK, spinlock_clk, "spinlock", ahb2_cpusys_hclk_pd, 0x208, 10, 0);
+static CCU_GATE(CLK_DMA, dma_clk, "dma", axi4_cpusys2_aclk_pd, 0x208, 8, 0);
+static CCU_GATE(CLK_MBOX0, mbox0_clk, "mbox0", apb3_cpusys_pclk_pd, 0x208, 7, 0);
+static CCU_GATE(CLK_MBOX1, mbox1_clk, "mbox1", apb3_cpusys_pclk_pd, 0x208, 6, 0);
+static CCU_GATE(CLK_MBOX2, mbox2_clk, "mbox2", apb3_cpusys_pclk_pd, 0x208, 5, 0);
+static CCU_GATE(CLK_MBOX3, mbox3_clk, "mbox3", apb3_cpusys_pclk_pd, 0x208, 4, 0);
+static CCU_GATE(CLK_WDT0, wdt0_clk, "wdt0", apb3_cpusys_pclk_pd, 0x208, 3, 0);
+static CCU_GATE(CLK_WDT1, wdt1_clk, "wdt1", apb3_cpusys_pclk_pd, 0x208, 2, 0);
+static CCU_GATE(CLK_TIMER0, timer0_clk, "timer0", apb3_cpusys_pclk_pd, 0x208, 1, 0);
+static CCU_GATE(CLK_TIMER1, timer1_clk, "timer1", apb3_cpusys_pclk_pd, 0x208, 0, 0);
+static CCU_GATE(CLK_SRAM0, sram0_clk, "sram0", axi_aclk_pd, 0x20c, 4, 0);
+static CCU_GATE(CLK_SRAM1, sram1_clk, "sram1", axi_aclk_pd, 0x20c, 3, 0);
+static CCU_GATE(CLK_SRAM2, sram2_clk, "sram2", axi_aclk_pd, 0x20c, 2, 0);
+static CCU_GATE(CLK_SRAM3, sram3_clk, "sram3", axi_aclk_pd, 0x20c, 1, 0);
static CCU_GATE(CLK_AXI4_VO_ACLK, axi4_vo_aclk, "axi4-vo-aclk",
- video_pll_clk_pd, 0x0, BIT(0), 0);
+ video_pll_clk_pd, 0x0, 0, CLK_IS_CRITICAL);
static CCU_GATE(CLK_GPU_CORE, gpu_core_clk, "gpu-core-clk", video_pll_clk_pd,
- 0x0, BIT(3), 0);
+ 0x0, 3, 0);
static CCU_GATE(CLK_GPU_CFG_ACLK, gpu_cfg_aclk, "gpu-cfg-aclk",
- video_pll_clk_pd, 0x0, BIT(4), 0);
+ video_pll_clk_pd, 0x0, 4, CLK_IS_CRITICAL);
static CCU_GATE(CLK_DPU_PIXELCLK0, dpu0_pixelclk, "dpu0-pixelclk",
- video_pll_clk_pd, 0x0, BIT(5), 0);
+ dpu0_clk_pd, 0x0, 5, CLK_SET_RATE_PARENT);
static CCU_GATE(CLK_DPU_PIXELCLK1, dpu1_pixelclk, "dpu1-pixelclk",
- video_pll_clk_pd, 0x0, BIT(6), 0);
+ dpu1_clk_pd, 0x0, 6, CLK_SET_RATE_PARENT);
static CCU_GATE(CLK_DPU_HCLK, dpu_hclk, "dpu-hclk", video_pll_clk_pd, 0x0,
- BIT(7), 0);
+ 7, 0);
static CCU_GATE(CLK_DPU_ACLK, dpu_aclk, "dpu-aclk", video_pll_clk_pd, 0x0,
- BIT(8), 0);
+ 8, 0);
static CCU_GATE(CLK_DPU_CCLK, dpu_cclk, "dpu-cclk", video_pll_clk_pd, 0x0,
- BIT(9), 0);
+ 9, 0);
static CCU_GATE(CLK_HDMI_SFR, hdmi_sfr_clk, "hdmi-sfr-clk", video_pll_clk_pd,
- 0x0, BIT(10), 0);
+ 0x0, 10, 0);
static CCU_GATE(CLK_HDMI_PCLK, hdmi_pclk, "hdmi-pclk", video_pll_clk_pd, 0x0,
- BIT(11), 0);
+ 11, 0);
static CCU_GATE(CLK_HDMI_CEC, hdmi_cec_clk, "hdmi-cec-clk", video_pll_clk_pd,
- 0x0, BIT(12), 0);
+ 0x0, 12, 0);
static CCU_GATE(CLK_MIPI_DSI0_PCLK, mipi_dsi0_pclk, "mipi-dsi0-pclk",
- video_pll_clk_pd, 0x0, BIT(13), 0);
+ video_pll_clk_pd, 0x0, 13, 0);
static CCU_GATE(CLK_MIPI_DSI1_PCLK, mipi_dsi1_pclk, "mipi-dsi1-pclk",
- video_pll_clk_pd, 0x0, BIT(14), 0);
+ video_pll_clk_pd, 0x0, 14, 0);
static CCU_GATE(CLK_MIPI_DSI0_CFG, mipi_dsi0_cfg_clk, "mipi-dsi0-cfg-clk",
- video_pll_clk_pd, 0x0, BIT(15), 0);
+ video_pll_clk_pd, 0x0, 15, 0);
static CCU_GATE(CLK_MIPI_DSI1_CFG, mipi_dsi1_cfg_clk, "mipi-dsi1-cfg-clk",
- video_pll_clk_pd, 0x0, BIT(16), 0);
+ video_pll_clk_pd, 0x0, 16, 0);
static CCU_GATE(CLK_MIPI_DSI0_REFCLK, mipi_dsi0_refclk, "mipi-dsi0-refclk",
- video_pll_clk_pd, 0x0, BIT(17), 0);
+ video_pll_clk_pd, 0x0, 17, 0);
static CCU_GATE(CLK_MIPI_DSI1_REFCLK, mipi_dsi1_refclk, "mipi-dsi1-refclk",
- video_pll_clk_pd, 0x0, BIT(18), 0);
+ video_pll_clk_pd, 0x0, 18, 0);
static CCU_GATE(CLK_HDMI_I2S, hdmi_i2s_clk, "hdmi-i2s-clk", video_pll_clk_pd,
- 0x0, BIT(19), 0);
+ 0x0, 19, 0);
static CCU_GATE(CLK_X2H_DPU1_ACLK, x2h_dpu1_aclk, "x2h-dpu1-aclk",
- video_pll_clk_pd, 0x0, BIT(20), 0);
+ video_pll_clk_pd, 0x0, 20, CLK_IS_CRITICAL);
static CCU_GATE(CLK_X2H_DPU_ACLK, x2h_dpu_aclk, "x2h-dpu-aclk",
- video_pll_clk_pd, 0x0, BIT(21), 0);
+ video_pll_clk_pd, 0x0, 21, CLK_IS_CRITICAL);
static CCU_GATE(CLK_AXI4_VO_PCLK, axi4_vo_pclk, "axi4-vo-pclk",
- video_pll_clk_pd, 0x0, BIT(22), 0);
+ video_pll_clk_pd, 0x0, 22, 0);
static CCU_GATE(CLK_IOPMP_VOSYS_DPU_PCLK, iopmp_vosys_dpu_pclk,
- "iopmp-vosys-dpu-pclk", video_pll_clk_pd, 0x0, BIT(23), 0);
+ "iopmp-vosys-dpu-pclk", video_pll_clk_pd, 0x0, 23, 0);
static CCU_GATE(CLK_IOPMP_VOSYS_DPU1_PCLK, iopmp_vosys_dpu1_pclk,
- "iopmp-vosys-dpu1-pclk", video_pll_clk_pd, 0x0, BIT(24), 0);
+ "iopmp-vosys-dpu1-pclk", video_pll_clk_pd, 0x0, 24, 0);
static CCU_GATE(CLK_IOPMP_VOSYS_GPU_PCLK, iopmp_vosys_gpu_pclk,
- "iopmp-vosys-gpu-pclk", video_pll_clk_pd, 0x0, BIT(25), 0);
+ "iopmp-vosys-gpu-pclk", video_pll_clk_pd, 0x0, 25, 0);
static CCU_GATE(CLK_IOPMP_DPU1_ACLK, iopmp_dpu1_aclk, "iopmp-dpu1-aclk",
- video_pll_clk_pd, 0x0, BIT(27), 0);
+ video_pll_clk_pd, 0x0, 27, CLK_IS_CRITICAL);
static CCU_GATE(CLK_IOPMP_DPU_ACLK, iopmp_dpu_aclk, "iopmp-dpu-aclk",
- video_pll_clk_pd, 0x0, BIT(28), 0);
+ video_pll_clk_pd, 0x0, 28, CLK_IS_CRITICAL);
static CCU_GATE(CLK_IOPMP_GPU_ACLK, iopmp_gpu_aclk, "iopmp-gpu-aclk",
- video_pll_clk_pd, 0x0, BIT(29), 0);
+ video_pll_clk_pd, 0x0, 29, CLK_IS_CRITICAL);
static CCU_GATE(CLK_MIPIDSI0_PIXCLK, mipi_dsi0_pixclk, "mipi-dsi0-pixclk",
- video_pll_clk_pd, 0x0, BIT(30), 0);
+ video_pll_clk_pd, 0x0, 30, 0);
static CCU_GATE(CLK_MIPIDSI1_PIXCLK, mipi_dsi1_pixclk, "mipi-dsi1-pixclk",
- video_pll_clk_pd, 0x0, BIT(31), 0);
+ video_pll_clk_pd, 0x0, 31, 0);
static CCU_GATE(CLK_HDMI_PIXCLK, hdmi_pixclk, "hdmi-pixclk", video_pll_clk_pd,
- 0x4, BIT(0), 0);
+ 0x4, 0, 0);
static CLK_FIXED_FACTOR_HW(gmac_pll_clk_100m, "gmac-pll-clk-100m",
&gmac_pll_clk.common.hw, 10, 1, 0);
@@ -963,107 +1050,106 @@ static struct ccu_mux *th1520_mux_clks[] = {
&uart_sclk,
};
-static struct ccu_common *th1520_gate_clks[] = {
- &emmc_sdio_clk.common,
- &aon2cpu_a2x_clk.common,
- &x2x_cpusys_clk.common,
- &brom_clk.common,
- &bmu_clk.common,
- &cpu2aon_x2h_clk.common,
- &cpu2peri_x2h_clk.common,
- &cpu2vp_clk.common,
- &perisys_apb1_hclk.common,
- &perisys_apb2_hclk.common,
- &perisys_apb3_hclk.common,
- &perisys_apb4_hclk.common,
- &npu_axi_clk.common,
- &gmac1_clk.common,
- &padctrl1_clk.common,
- &dsmart_clk.common,
- &padctrl0_clk.common,
- &gmac_axi_clk.common,
- &gpio3_clk.common,
- &gmac0_clk.common,
- &pwm_clk.common,
- &qspi0_clk.common,
- &qspi1_clk.common,
- &spi_clk.common,
- &uart0_pclk.common,
- &uart1_pclk.common,
- &uart2_pclk.common,
- &uart3_pclk.common,
- &uart4_pclk.common,
- &uart5_pclk.common,
- &gpio0_clk.common,
- &gpio1_clk.common,
- &gpio2_clk.common,
- &i2c0_clk.common,
- &i2c1_clk.common,
- &i2c2_clk.common,
- &i2c3_clk.common,
- &i2c4_clk.common,
- &i2c5_clk.common,
- &spinlock_clk.common,
- &dma_clk.common,
- &mbox0_clk.common,
- &mbox1_clk.common,
- &mbox2_clk.common,
- &mbox3_clk.common,
- &wdt0_clk.common,
- &wdt1_clk.common,
- &timer0_clk.common,
- &timer1_clk.common,
- &sram0_clk.common,
- &sram1_clk.common,
- &sram2_clk.common,
- &sram3_clk.common,
-};
-
-static struct ccu_common *th1520_vo_gate_clks[] = {
- &axi4_vo_aclk.common,
- &gpu_core_clk.common,
- &gpu_cfg_aclk.common,
- &dpu0_pixelclk.common,
- &dpu1_pixelclk.common,
- &dpu_hclk.common,
- &dpu_aclk.common,
- &dpu_cclk.common,
- &hdmi_sfr_clk.common,
- &hdmi_pclk.common,
- &hdmi_cec_clk.common,
- &mipi_dsi0_pclk.common,
- &mipi_dsi1_pclk.common,
- &mipi_dsi0_cfg_clk.common,
- &mipi_dsi1_cfg_clk.common,
- &mipi_dsi0_refclk.common,
- &mipi_dsi1_refclk.common,
- &hdmi_i2s_clk.common,
- &x2h_dpu1_aclk.common,
- &x2h_dpu_aclk.common,
- &axi4_vo_pclk.common,
- &iopmp_vosys_dpu_pclk.common,
- &iopmp_vosys_dpu1_pclk.common,
- &iopmp_vosys_gpu_pclk.common,
- &iopmp_dpu1_aclk.common,
- &iopmp_dpu_aclk.common,
- &iopmp_gpu_aclk.common,
- &mipi_dsi0_pixclk.common,
- &mipi_dsi1_pixclk.common,
- &hdmi_pixclk.common
+static struct ccu_gate *th1520_gate_clks[] = {
+ &emmc_sdio_clk,
+ &aon2cpu_a2x_clk,
+ &x2x_cpusys_clk,
+ &brom_clk,
+ &bmu_clk,
+ &cpu2aon_x2h_clk,
+ &cpu2peri_x2h_clk,
+ &cpu2vp_clk,
+ &perisys_apb1_hclk,
+ &perisys_apb2_hclk,
+ &perisys_apb3_hclk,
+ &perisys_apb4_hclk,
+ &npu_axi_clk,
+ &gmac1_clk,
+ &padctrl1_clk,
+ &dsmart_clk,
+ &padctrl0_clk,
+ &gmac_axi_clk,
+ &gpio3_clk,
+ &gmac0_clk,
+ &pwm_clk,
+ &qspi0_clk,
+ &qspi1_clk,
+ &spi_clk,
+ &uart0_pclk,
+ &uart1_pclk,
+ &uart2_pclk,
+ &uart3_pclk,
+ &uart4_pclk,
+ &uart5_pclk,
+ &gpio0_clk,
+ &gpio1_clk,
+ &gpio2_clk,
+ &i2c0_clk,
+ &i2c1_clk,
+ &i2c2_clk,
+ &i2c3_clk,
+ &i2c4_clk,
+ &i2c5_clk,
+ &spinlock_clk,
+ &dma_clk,
+ &mbox0_clk,
+ &mbox1_clk,
+ &mbox2_clk,
+ &mbox3_clk,
+ &wdt0_clk,
+ &wdt1_clk,
+ &timer0_clk,
+ &timer1_clk,
+ &sram0_clk,
+ &sram1_clk,
+ &sram2_clk,
+ &sram3_clk,
+};
+
+static struct ccu_gate *th1520_vo_gate_clks[] = {
+ &axi4_vo_aclk,
+ &gpu_core_clk,
+ &gpu_cfg_aclk,
+ &dpu0_pixelclk,
+ &dpu1_pixelclk,
+ &dpu_hclk,
+ &dpu_aclk,
+ &dpu_cclk,
+ &hdmi_sfr_clk,
+ &hdmi_pclk,
+ &hdmi_cec_clk,
+ &mipi_dsi0_pclk,
+ &mipi_dsi1_pclk,
+ &mipi_dsi0_cfg_clk,
+ &mipi_dsi1_cfg_clk,
+ &mipi_dsi0_refclk,
+ &mipi_dsi1_refclk,
+ &hdmi_i2s_clk,
+ &x2h_dpu1_aclk,
+ &x2h_dpu_aclk,
+ &axi4_vo_pclk,
+ &iopmp_vosys_dpu_pclk,
+ &iopmp_vosys_dpu1_pclk,
+ &iopmp_vosys_gpu_pclk,
+ &iopmp_dpu1_aclk,
+ &iopmp_dpu_aclk,
+ &iopmp_gpu_aclk,
+ &mipi_dsi0_pixclk,
+ &mipi_dsi1_pixclk,
+ &hdmi_pixclk
};
static const struct regmap_config th1520_clk_regmap_config = {
.reg_bits = 32,
.val_bits = 32,
.reg_stride = 4,
- .fast_io = true,
};
struct th1520_plat_data {
struct ccu_common **th1520_pll_clks;
struct ccu_common **th1520_div_clks;
struct ccu_mux **th1520_mux_clks;
- struct ccu_common **th1520_gate_clks;
+ struct ccu_gate **th1520_gate_clks;
int nr_clks;
int nr_pll_clks;
@@ -1102,7 +1188,6 @@ static int th1520_clk_probe(struct platform_device *pdev)
struct regmap *map;
void __iomem *base;
- struct clk_hw *hw;
int ret, i;
plat_data = device_get_match_data(&pdev->dev);
@@ -1161,20 +1246,15 @@ static int th1520_clk_probe(struct platform_device *pdev)
}
for (i = 0; i < plat_data->nr_gate_clks; i++) {
- struct ccu_gate *cg = hw_to_ccu_gate(&plat_data->th1520_gate_clks[i]->hw);
+ struct ccu_gate *cg = plat_data->th1520_gate_clks[i];
- plat_data->th1520_gate_clks[i]->map = map;
+ cg->gate.reg = base + cg->reg;
- hw = devm_clk_hw_register_gate_parent_data(dev,
- cg->common.hw.init->name,
- cg->common.hw.init->parent_data,
- cg->common.hw.init->flags,
- base + cg->common.cfg0,
- ffs(cg->enable) - 1, 0, NULL);
- if (IS_ERR(hw))
- return PTR_ERR(hw);
+ ret = devm_clk_hw_register(dev, &cg->gate.hw);
+ if (ret)
+ return ret;
- priv->hws[cg->common.clkid] = hw;
+ priv->hws[cg->clkid] = &cg->gate.hw;
}
if (plat_data == &th1520_ap_platdata) {
diff --git a/drivers/clk/ti/clk-33xx.c b/drivers/clk/ti/clk-33xx.c
index 85c50ea39e6d..9269e6a0db6a 100644
--- a/drivers/clk/ti/clk-33xx.c
+++ b/drivers/clk/ti/clk-33xx.c
@@ -258,6 +258,8 @@ static const char *enable_init_clks[] = {
"dpll_ddr_m2_ck",
"dpll_mpu_m2_ck",
"l3_gclk",
+ /* WKUP_DEBUGSS_CLKCTRL - disable fails, AM335x Errata Advisory 1.0.42 */
+ "l3-aon-clkctrl:0000:0",
/* AM3_L3_L3_MAIN_CLKCTRL, needed during suspend */
"l3-clkctrl:00bc:0",
"l4hs_gclk",
diff --git a/drivers/clk/ti/clk-dra7-atl.c b/drivers/clk/ti/clk-dra7-atl.c
index 0eab7f3e2eab..b02f84d49b96 100644
--- a/drivers/clk/ti/clk-dra7-atl.c
+++ b/drivers/clk/ti/clk-dra7-atl.c
@@ -120,16 +120,18 @@ static unsigned long atl_clk_recalc_rate(struct clk_hw *hw,
return parent_rate / cdesc->divider;
}
-static long atl_clk_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int atl_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
unsigned divider;
- divider = (*parent_rate + rate / 2) / rate;
+ divider = (req->best_parent_rate + req->rate / 2) / req->rate;
if (divider > DRA7_ATL_DIVIDER_MASK + 1)
divider = DRA7_ATL_DIVIDER_MASK + 1;
- return *parent_rate / divider;
+ req->rate = req->best_parent_rate / divider;
+
+ return 0;
}
static int atl_clk_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -156,7 +158,7 @@ static const struct clk_ops atl_clk_ops = {
.disable = atl_clk_disable,
.is_enabled = atl_clk_is_enabled,
.recalc_rate = atl_clk_recalc_rate,
- .round_rate = atl_clk_round_rate,
+ .determine_rate = atl_clk_determine_rate,
.set_rate = atl_clk_set_rate,
};
diff --git a/drivers/clk/ti/clkt_dpll.c b/drivers/clk/ti/clkt_dpll.c
index dfaa4d1f0b64..2ecd66968af4 100644
--- a/drivers/clk/ti/clkt_dpll.c
+++ b/drivers/clk/ti/clkt_dpll.c
@@ -268,20 +268,18 @@ unsigned long omap2_get_dpll_rate(struct clk_hw_omap *clk)
/* DPLL rate rounding code */
/**
- * omap2_dpll_round_rate - round a target rate for an OMAP DPLL
+ * omap2_dpll_determine_rate - round a target rate for an OMAP DPLL
* @hw: struct clk_hw containing the struct clk * for a DPLL
- * @target_rate: desired DPLL clock rate
- * @parent_rate: parent's DPLL clock rate
+ * @req: rate request
*
* Given a DPLL and a desired target rate, round the target rate to a
* possible, programmable rate for this DPLL. Attempts to select the
* minimum possible n. Stores the computed (m, n) in the DPLL's
* dpll_data structure so set_rate() will not need to call this
- * (expensive) function again. Returns ~0 if the target rate cannot
- * be rounded, or the rounded rate upon success.
+ * (expensive) function again. Returns -EINVAL if the target rate
+ * cannot be rounded, or the rounded rate upon success.
*/
-long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,
- unsigned long *parent_rate)
+int omap2_dpll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
{
struct clk_hw_omap *clk = to_clk_hw_omap(hw);
int m, n, r, scaled_max_m;
@@ -295,19 +293,19 @@ long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,
const char *clk_name;
if (!clk || !clk->dpll_data)
- return ~0;
+ return -EINVAL;
dd = clk->dpll_data;
- if (dd->max_rate && target_rate > dd->max_rate)
- target_rate = dd->max_rate;
+ if (dd->max_rate && req->rate > dd->max_rate)
+ req->rate = dd->max_rate;
ref_rate = clk_hw_get_rate(dd->clk_ref);
clk_name = clk_hw_get_name(hw);
pr_debug("clock: %s: starting DPLL round_rate, target rate %lu\n",
- clk_name, target_rate);
+ clk_name, req->rate);
- scaled_rt_rp = target_rate / (ref_rate / DPLL_SCALE_FACTOR);
+ scaled_rt_rp = req->rate / (ref_rate / DPLL_SCALE_FACTOR);
scaled_max_m = dd->max_multiplier * DPLL_SCALE_FACTOR;
dd->last_rounded_rate = 0;
@@ -332,7 +330,7 @@ long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,
if (m > scaled_max_m)
break;
- r = _dpll_test_mult(&m, n, &new_rate, target_rate,
+ r = _dpll_test_mult(&m, n, &new_rate, req->rate,
ref_rate);
/* m can't be set low enough for this n - try with a larger n */
@@ -340,7 +338,7 @@ long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,
continue;
/* skip rates above our target rate */
- delta = target_rate - new_rate;
+ delta = req->rate - new_rate;
if (delta < 0)
continue;
@@ -359,13 +357,15 @@ long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,
if (prev_min_delta == LONG_MAX) {
pr_debug("clock: %s: cannot round to rate %lu\n",
- clk_name, target_rate);
- return ~0;
+ clk_name, req->rate);
+ return -EINVAL;
}
dd->last_rounded_m = min_delta_m;
dd->last_rounded_n = min_delta_n;
- dd->last_rounded_rate = target_rate - prev_min_delta;
+ dd->last_rounded_rate = req->rate - prev_min_delta;
- return dd->last_rounded_rate;
+ req->rate = dd->last_rounded_rate;
+
+ return 0;
}
diff --git a/drivers/clk/ti/clock.h b/drivers/clk/ti/clock.h
index 2de7acea1ea0..d5e24fe4ae3a 100644
--- a/drivers/clk/ti/clock.h
+++ b/drivers/clk/ti/clock.h
@@ -273,8 +273,7 @@ int omap3_noncore_dpll_set_rate_and_parent(struct clk_hw *hw,
u8 index);
int omap3_noncore_dpll_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req);
-long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,
- unsigned long *parent_rate);
+int omap2_dpll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req);
unsigned long omap3_clkoutx2_recalc(struct clk_hw *hw,
unsigned long parent_rate);
@@ -296,9 +295,6 @@ void omap3_clk_lock_dpll5(void);
unsigned long omap4_dpll_regm4xen_recalc(struct clk_hw *hw,
unsigned long parent_rate);
-long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw,
- unsigned long target_rate,
- unsigned long *parent_rate);
int omap4_dpll_regm4xen_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req);
int omap2_clk_for_each(int (*fn)(struct clk_hw_omap *hw));
diff --git a/drivers/clk/ti/composite.c b/drivers/clk/ti/composite.c
index b85382c370f7..8cba259188d4 100644
--- a/drivers/clk/ti/composite.c
+++ b/drivers/clk/ti/composite.c
@@ -26,8 +26,8 @@ static unsigned long ti_composite_recalc_rate(struct clk_hw *hw,
return ti_clk_divider_ops.recalc_rate(hw, parent_rate);
}
-static long ti_composite_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int ti_composite_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
return -EINVAL;
}
@@ -40,7 +40,7 @@ static int ti_composite_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops ti_composite_divider_ops = {
.recalc_rate = &ti_composite_recalc_rate,
- .round_rate = &ti_composite_round_rate,
+ .determine_rate = &ti_composite_determine_rate,
.set_rate = &ti_composite_set_rate,
};
diff --git a/drivers/clk/ti/divider.c b/drivers/clk/ti/divider.c
index ade99ab6cfa9..6f58a0f2e74a 100644
--- a/drivers/clk/ti/divider.c
+++ b/drivers/clk/ti/divider.c
@@ -223,13 +223,15 @@ static int ti_clk_divider_bestdiv(struct clk_hw *hw, unsigned long rate,
return bestdiv;
}
-static long ti_clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int ti_clk_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int div;
- div = ti_clk_divider_bestdiv(hw, rate, prate);
+ div = ti_clk_divider_bestdiv(hw, req->rate, &req->best_parent_rate);
- return DIV_ROUND_UP(*prate, div);
+ req->rate = DIV_ROUND_UP(req->best_parent_rate, div);
+
+ return 0;
}
static int ti_clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -299,7 +301,7 @@ static void clk_divider_restore_context(struct clk_hw *hw)
const struct clk_ops ti_clk_divider_ops = {
.recalc_rate = ti_clk_divider_recalc_rate,
- .round_rate = ti_clk_divider_round_rate,
+ .determine_rate = ti_clk_divider_determine_rate,
.set_rate = ti_clk_divider_set_rate,
.save_context = clk_divider_save_context,
.restore_context = clk_divider_restore_context,
diff --git a/drivers/clk/ti/dpll.c b/drivers/clk/ti/dpll.c
index 3386bd1903df..971adafd9a8b 100644
--- a/drivers/clk/ti/dpll.c
+++ b/drivers/clk/ti/dpll.c
@@ -25,7 +25,6 @@ static const struct clk_ops dpll_m4xen_ck_ops = {
.enable = &omap3_noncore_dpll_enable,
.disable = &omap3_noncore_dpll_disable,
.recalc_rate = &omap4_dpll_regm4xen_recalc,
- .round_rate = &omap4_dpll_regm4xen_round_rate,
.set_rate = &omap3_noncore_dpll_set_rate,
.set_parent = &omap3_noncore_dpll_set_parent,
.set_rate_and_parent = &omap3_noncore_dpll_set_rate_and_parent,
@@ -48,7 +47,6 @@ static const struct clk_ops dpll_ck_ops = {
.enable = &omap3_noncore_dpll_enable,
.disable = &omap3_noncore_dpll_disable,
.recalc_rate = &omap3_dpll_recalc,
- .round_rate = &omap2_dpll_round_rate,
.set_rate = &omap3_noncore_dpll_set_rate,
.set_parent = &omap3_noncore_dpll_set_parent,
.set_rate_and_parent = &omap3_noncore_dpll_set_rate_and_parent,
@@ -61,7 +59,6 @@ static const struct clk_ops dpll_ck_ops = {
static const struct clk_ops dpll_no_gate_ck_ops = {
.recalc_rate = &omap3_dpll_recalc,
.get_parent = &omap2_init_dpll_parent,
- .round_rate = &omap2_dpll_round_rate,
.set_rate = &omap3_noncore_dpll_set_rate,
.set_parent = &omap3_noncore_dpll_set_parent,
.set_rate_and_parent = &omap3_noncore_dpll_set_rate_and_parent,
@@ -80,7 +77,7 @@ const struct clk_hw_omap_ops clkhwops_omap3_dpll = {};
static const struct clk_ops omap2_dpll_core_ck_ops = {
.get_parent = &omap2_init_dpll_parent,
.recalc_rate = &omap2_dpllcore_recalc,
- .round_rate = &omap2_dpll_round_rate,
+ .determine_rate = &omap2_dpll_determine_rate,
.set_rate = &omap2_reprogram_dpllcore,
};
#else
@@ -91,7 +88,7 @@ static const struct clk_ops omap2_dpll_core_ck_ops = {};
static const struct clk_ops omap3_dpll_core_ck_ops = {
.get_parent = &omap2_init_dpll_parent,
.recalc_rate = &omap3_dpll_recalc,
- .round_rate = &omap2_dpll_round_rate,
+ .determine_rate = &omap2_dpll_determine_rate,
};
static const struct clk_ops omap3_dpll_ck_ops = {
@@ -103,7 +100,6 @@ static const struct clk_ops omap3_dpll_ck_ops = {
.set_parent = &omap3_noncore_dpll_set_parent,
.set_rate_and_parent = &omap3_noncore_dpll_set_rate_and_parent,
.determine_rate = &omap3_noncore_dpll_determine_rate,
- .round_rate = &omap2_dpll_round_rate,
};
static const struct clk_ops omap3_dpll5_ck_ops = {
@@ -115,7 +111,6 @@ static const struct clk_ops omap3_dpll5_ck_ops = {
.set_parent = &omap3_noncore_dpll_set_parent,
.set_rate_and_parent = &omap3_noncore_dpll_set_rate_and_parent,
.determine_rate = &omap3_noncore_dpll_determine_rate,
- .round_rate = &omap2_dpll_round_rate,
};
static const struct clk_ops omap3_dpll_per_ck_ops = {
@@ -127,7 +122,6 @@ static const struct clk_ops omap3_dpll_per_ck_ops = {
.set_parent = &omap3_noncore_dpll_set_parent,
.set_rate_and_parent = &omap3_dpll4_set_rate_and_parent,
.determine_rate = &omap3_noncore_dpll_determine_rate,
- .round_rate = &omap2_dpll_round_rate,
};
#endif
diff --git a/drivers/clk/ti/dpll3xxx.c b/drivers/clk/ti/dpll3xxx.c
index 00680486b1bd..8c51b988a04f 100644
--- a/drivers/clk/ti/dpll3xxx.c
+++ b/drivers/clk/ti/dpll3xxx.c
@@ -587,6 +587,7 @@ int omap3_noncore_dpll_determine_rate(struct clk_hw *hw,
{
struct clk_hw_omap *clk = to_clk_hw_omap(hw);
struct dpll_data *dd;
+ int ret;
if (!req->rate)
return -EINVAL;
@@ -599,8 +600,10 @@ int omap3_noncore_dpll_determine_rate(struct clk_hw *hw,
(dd->modes & (1 << DPLL_LOW_POWER_BYPASS))) {
req->best_parent_hw = dd->clk_bypass;
} else {
- req->rate = omap2_dpll_round_rate(hw, req->rate,
- &req->best_parent_rate);
+ ret = omap2_dpll_determine_rate(hw, req);
+ if (ret != 0)
+ return ret;
+
req->best_parent_hw = dd->clk_ref;
}
diff --git a/drivers/clk/ti/dpll44xx.c b/drivers/clk/ti/dpll44xx.c
index 3fc2cab69a3f..08ed57f181b4 100644
--- a/drivers/clk/ti/dpll44xx.c
+++ b/drivers/clk/ti/dpll44xx.c
@@ -134,68 +134,13 @@ unsigned long omap4_dpll_regm4xen_recalc(struct clk_hw *hw,
}
/**
- * omap4_dpll_regm4xen_round_rate - round DPLL rate, considering REGM4XEN bit
- * @hw: struct hw_clk containing the struct clk * of the DPLL to round a rate for
- * @target_rate: the desired rate of the DPLL
- * @parent_rate: clock rate of the DPLL parent
- *
- * Compute the rate that would be programmed into the DPLL hardware
- * for @clk if set_rate() were to be provided with the rate
- * @target_rate. Takes the REGM4XEN bit into consideration, which is
- * needed for the OMAP4 ABE DPLL. Returns the rounded rate (before
- * M-dividers) upon success, -EINVAL if @clk is null or not a DPLL, or
- * ~0 if an error occurred in omap2_dpll_round_rate().
- */
-long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw,
- unsigned long target_rate,
- unsigned long *parent_rate)
-{
- struct clk_hw_omap *clk = to_clk_hw_omap(hw);
- struct dpll_data *dd;
- long r;
-
- if (!clk || !clk->dpll_data)
- return -EINVAL;
-
- dd = clk->dpll_data;
-
- dd->last_rounded_m4xen = 0;
-
- /*
- * First try to compute the DPLL configuration for
- * target rate without using the 4X multiplier.
- */
- r = omap2_dpll_round_rate(hw, target_rate, NULL);
- if (r != ~0)
- goto out;
-
- /*
- * If we did not find a valid DPLL configuration, try again, but
- * this time see if using the 4X multiplier can help. Enabling the
- * 4X multiplier is equivalent to dividing the target rate by 4.
- */
- r = omap2_dpll_round_rate(hw, target_rate / OMAP4430_REGM4XEN_MULT,
- NULL);
- if (r == ~0)
- return r;
-
- dd->last_rounded_rate *= OMAP4430_REGM4XEN_MULT;
- dd->last_rounded_m4xen = 1;
-
-out:
- omap4_dpll_lpmode_recalc(dd);
-
- return dd->last_rounded_rate;
-}
-
-/**
* omap4_dpll_regm4xen_determine_rate - determine rate for a DPLL
* @hw: pointer to the clock to determine rate for
* @req: target rate request
*
* Determines which DPLL mode to use for reaching a desired rate.
* Checks whether the DPLL shall be in bypass or locked mode, and if
- * locked, calculates the M,N values for the DPLL via round-rate.
+ * locked, calculates the M,N values for the DPLL.
* Returns 0 on success and a negative error value otherwise.
*/
int omap4_dpll_regm4xen_determine_rate(struct clk_hw *hw,
@@ -215,8 +160,36 @@ int omap4_dpll_regm4xen_determine_rate(struct clk_hw *hw,
(dd->modes & (1 << DPLL_LOW_POWER_BYPASS))) {
req->best_parent_hw = dd->clk_bypass;
} else {
- req->rate = omap4_dpll_regm4xen_round_rate(hw, req->rate,
- &req->best_parent_rate);
+ struct clk_rate_request tmp_req;
+ long r;
+
+ clk_hw_init_rate_request(hw, &tmp_req, req->rate);
+ dd->last_rounded_m4xen = 0;
+
+ /*
+ * First try to compute the DPLL configuration for
+ * target rate without using the 4X multiplier.
+ */
+
+ r = omap2_dpll_determine_rate(hw, &tmp_req);
+ if (r < 0) {
+ /*
+ * If we did not find a valid DPLL configuration, try again, but
+ * this time see if using the 4X multiplier can help. Enabling the
+ * 4X multiplier is equivalent to dividing the target rate by 4.
+ */
+ tmp_req.rate /= OMAP4430_REGM4XEN_MULT;
+ r = omap2_dpll_determine_rate(hw, &tmp_req);
+ if (r < 0)
+ return r;
+
+ dd->last_rounded_rate *= OMAP4430_REGM4XEN_MULT;
+ dd->last_rounded_m4xen = 1;
+ }
+
+ omap4_dpll_lpmode_recalc(dd);
+
+ req->rate = dd->last_rounded_rate;
req->best_parent_hw = dd->clk_ref;
}
diff --git a/drivers/clk/ti/fapll.c b/drivers/clk/ti/fapll.c
index 2db3fc4a443e..4f28138d2d8a 100644
--- a/drivers/clk/ti/fapll.c
+++ b/drivers/clk/ti/fapll.c
@@ -214,24 +214,27 @@ static int ti_fapll_set_div_mult(unsigned long rate,
return 0;
}
-static long ti_fapll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ti_fapll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u32 pre_div_p, mult_n;
int error;
- if (!rate)
+ if (!req->rate)
return -EINVAL;
- error = ti_fapll_set_div_mult(rate, *parent_rate,
+ error = ti_fapll_set_div_mult(req->rate, req->best_parent_rate,
&pre_div_p, &mult_n);
- if (error)
- return error;
+ if (error) {
+ req->rate = error;
- rate = *parent_rate / pre_div_p;
- rate *= mult_n;
+ return 0;
+ }
- return rate;
+ req->rate = req->best_parent_rate / pre_div_p;
+ req->rate *= mult_n;
+
+ return 0;
}
static int ti_fapll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -268,7 +271,7 @@ static const struct clk_ops ti_fapll_ops = {
.is_enabled = ti_fapll_is_enabled,
.recalc_rate = ti_fapll_recalc_rate,
.get_parent = ti_fapll_get_parent,
- .round_rate = ti_fapll_round_rate,
+ .determine_rate = ti_fapll_determine_rate,
.set_rate = ti_fapll_set_rate,
};
@@ -399,14 +402,14 @@ static u32 ti_fapll_synth_set_frac_rate(struct fapll_synth *synth,
return post_div_m;
}
-static long ti_fapll_synth_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int ti_fapll_synth_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct fapll_synth *synth = to_synth(hw);
struct fapll_data *fd = synth->fd;
unsigned long r;
- if (ti_fapll_clock_is_bypass(fd) || !synth->div || !rate)
+ if (ti_fapll_clock_is_bypass(fd) || !synth->div || !req->rate)
return -EINVAL;
/* Only post divider m available with no fractional divider? */
@@ -414,23 +417,26 @@ static long ti_fapll_synth_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long frac_rate;
u32 synth_post_div_m;
- frac_rate = ti_fapll_synth_get_frac_rate(hw, *parent_rate);
- synth_post_div_m = DIV_ROUND_UP(frac_rate, rate);
+ frac_rate = ti_fapll_synth_get_frac_rate(hw,
+ req->best_parent_rate);
+ synth_post_div_m = DIV_ROUND_UP(frac_rate, req->rate);
r = DIV_ROUND_UP(frac_rate, synth_post_div_m);
goto out;
}
- r = *parent_rate * SYNTH_PHASE_K;
- if (rate > r)
+ r = req->best_parent_rate * SYNTH_PHASE_K;
+ if (req->rate > r)
goto out;
r = DIV_ROUND_UP_ULL(r, SYNTH_MAX_INT_DIV * SYNTH_MAX_DIV_M);
- if (rate < r)
+ if (req->rate < r)
goto out;
- r = rate;
+ r = req->rate;
out:
- return r;
+ req->rate = r;
+
+ return 0;
}
static int ti_fapll_synth_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -477,7 +483,7 @@ static const struct clk_ops ti_fapll_synt_ops = {
.disable = ti_fapll_synth_disable,
.is_enabled = ti_fapll_synth_is_enabled,
.recalc_rate = ti_fapll_synth_recalc_rate,
- .round_rate = ti_fapll_synth_round_rate,
+ .determine_rate = ti_fapll_synth_determine_rate,
.set_rate = ti_fapll_synth_set_rate,
};
diff --git a/drivers/clk/ux500/clk-prcmu.c b/drivers/clk/ux500/clk-prcmu.c
index 5cbf24c94606..f775e18acd46 100644
--- a/drivers/clk/ux500/clk-prcmu.c
+++ b/drivers/clk/ux500/clk-prcmu.c
@@ -53,11 +53,13 @@ static unsigned long clk_prcmu_recalc_rate(struct clk_hw *hw,
return prcmu_clock_rate(clk->cg_sel);
}
-static long clk_prcmu_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int clk_prcmu_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_prcmu *clk = to_clk_prcmu(hw);
- return prcmu_round_clock_rate(clk->cg_sel, rate);
+ req->rate = prcmu_round_clock_rate(clk->cg_sel, req->rate);
+
+ return 0;
}
static int clk_prcmu_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -157,7 +159,7 @@ static const struct clk_ops clk_prcmu_scalable_ops = {
.prepare = clk_prcmu_prepare,
.unprepare = clk_prcmu_unprepare,
.recalc_rate = clk_prcmu_recalc_rate,
- .round_rate = clk_prcmu_round_rate,
+ .determine_rate = clk_prcmu_determine_rate,
.set_rate = clk_prcmu_set_rate,
};
@@ -169,7 +171,7 @@ static const struct clk_ops clk_prcmu_gate_ops = {
static const struct clk_ops clk_prcmu_scalable_rate_ops = {
.recalc_rate = clk_prcmu_recalc_rate,
- .round_rate = clk_prcmu_round_rate,
+ .determine_rate = clk_prcmu_determine_rate,
.set_rate = clk_prcmu_set_rate,
};
@@ -187,7 +189,7 @@ static const struct clk_ops clk_prcmu_opp_volt_scalable_ops = {
.prepare = clk_prcmu_opp_volt_prepare,
.unprepare = clk_prcmu_opp_volt_unprepare,
.recalc_rate = clk_prcmu_recalc_rate,
- .round_rate = clk_prcmu_round_rate,
+ .determine_rate = clk_prcmu_determine_rate,
.set_rate = clk_prcmu_set_rate,
};
diff --git a/drivers/clk/versatile/clk-icst.c b/drivers/clk/versatile/clk-icst.c
index b69c3fbdfbce..86ca04ad9fab 100644
--- a/drivers/clk/versatile/clk-icst.c
+++ b/drivers/clk/versatile/clk-icst.c
@@ -234,39 +234,51 @@ static unsigned long icst_recalc_rate(struct clk_hw *hw,
return icst->rate;
}
-static long icst_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int icst_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_icst *icst = to_icst(hw);
struct icst_vco vco;
if (icst->ctype == ICST_INTEGRATOR_AP_CM ||
icst->ctype == ICST_INTEGRATOR_CP_CM_CORE) {
- if (rate <= 12000000)
- return 12000000;
- if (rate >= 160000000)
- return 160000000;
- /* Slam to closest megahertz */
- return DIV_ROUND_CLOSEST(rate, 1000000) * 1000000;
+ if (req->rate <= 12000000)
+ req->rate = 12000000;
+ else if (req->rate >= 160000000)
+ req->rate = 160000000;
+ else {
+ /* Slam to closest megahertz */
+ req->rate = DIV_ROUND_CLOSEST(req->rate, 1000000) * 1000000;
+ }
+
+ return 0;
}
if (icst->ctype == ICST_INTEGRATOR_CP_CM_MEM) {
- if (rate <= 6000000)
- return 6000000;
- if (rate >= 66000000)
- return 66000000;
- /* Slam to closest 0.5 megahertz */
- return DIV_ROUND_CLOSEST(rate, 500000) * 500000;
+ if (req->rate <= 6000000)
+ req->rate = 6000000;
+ else if (req->rate >= 66000000)
+ req->rate = 66000000;
+ else {
+ /* Slam to closest 0.5 megahertz */
+ req->rate = DIV_ROUND_CLOSEST(req->rate, 500000) * 500000;
+ }
+
+ return 0;
}
if (icst->ctype == ICST_INTEGRATOR_AP_SYS) {
/* Divides between 3 and 50 MHz in steps of 0.25 MHz */
- if (rate <= 3000000)
- return 3000000;
- if (rate >= 50000000)
- return 5000000;
- /* Slam to closest 0.25 MHz */
- return DIV_ROUND_CLOSEST(rate, 250000) * 250000;
+ if (req->rate <= 3000000)
+ req->rate = 3000000;
+ else if (req->rate >= 50000000)
+ req->rate = 5000000;
+ else {
+ /* Slam to closest 0.25 MHz */
+ req->rate = DIV_ROUND_CLOSEST(req->rate, 250000) * 250000;
+ }
+
+ return 0;
}
if (icst->ctype == ICST_INTEGRATOR_AP_PCI) {
@@ -274,14 +286,20 @@ static long icst_round_rate(struct clk_hw *hw, unsigned long rate,
* If we're below or less than halfway from 25 to 33 MHz
* select 25 MHz
*/
- if (rate <= 25000000 || rate < 29000000)
- return 25000000;
- /* Else just return the default frequency */
- return 33000000;
+ if (req->rate <= 25000000 || req->rate < 29000000)
+ req->rate = 25000000;
+ else {
+ /* Else just return the default frequency */
+ req->rate = 33000000;
+ }
+
+ return 0;
}
- vco = icst_hz_to_vco(icst->params, rate);
- return icst_hz(icst->params, vco);
+ vco = icst_hz_to_vco(icst->params, req->rate);
+ req->rate = icst_hz(icst->params, vco);
+
+ return 0;
}
static int icst_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -329,7 +347,7 @@ static int icst_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops icst_ops = {
.recalc_rate = icst_recalc_rate,
- .round_rate = icst_round_rate,
+ .determine_rate = icst_determine_rate,
.set_rate = icst_set_rate,
};
diff --git a/drivers/clk/versatile/clk-vexpress-osc.c b/drivers/clk/versatile/clk-vexpress-osc.c
index c385ca2f4a74..9adbf5c33bd1 100644
--- a/drivers/clk/versatile/clk-vexpress-osc.c
+++ b/drivers/clk/versatile/clk-vexpress-osc.c
@@ -33,18 +33,18 @@ static unsigned long vexpress_osc_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long vexpress_osc_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int vexpress_osc_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vexpress_osc *osc = to_vexpress_osc(hw);
- if (osc->rate_min && rate < osc->rate_min)
- rate = osc->rate_min;
+ if (osc->rate_min && req->rate < osc->rate_min)
+ req->rate = osc->rate_min;
- if (osc->rate_max && rate > osc->rate_max)
- rate = osc->rate_max;
+ if (osc->rate_max && req->rate > osc->rate_max)
+ req->rate = osc->rate_max;
- return rate;
+ return 0;
}
static int vexpress_osc_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -57,7 +57,7 @@ static int vexpress_osc_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops vexpress_osc_ops = {
.recalc_rate = vexpress_osc_recalc_rate,
- .round_rate = vexpress_osc_round_rate,
+ .determine_rate = vexpress_osc_determine_rate,
.set_rate = vexpress_osc_set_rate,
};
diff --git a/drivers/clk/visconti/clkc-tmpv770x.c b/drivers/clk/visconti/clkc-tmpv770x.c
index 6c753b2cb558..1e2e8d6437fe 100644
--- a/drivers/clk/visconti/clkc-tmpv770x.c
+++ b/drivers/clk/visconti/clkc-tmpv770x.c
@@ -17,6 +17,10 @@
#include "clkc.h"
#include "reset.h"
+/* Must be equal to the last clock/reset ID increased by one */
+#define CLKS_NR (TMPV770X_CLK_VIIFBS1_PROC + 1)
+#define RESETS_NR (TMPV770X_RESET_VIIFBS1_L1ISP + 1)
+
static DEFINE_SPINLOCK(tmpv770x_clk_lock);
static DEFINE_SPINLOCK(tmpv770x_rst_lock);
@@ -28,6 +32,10 @@ static const struct clk_parent_data pietherplls_parent_data[] = {
{ .fw_name = "pietherpll", .name = "pietherpll", },
};
+static const struct clk_parent_data pidnnplls_parent_data[] = {
+ { .fw_name = "pidnnpll", .name = "pidnnpll", },
+};
+
static const struct visconti_fixed_clk fixed_clk_tables[] = {
/* PLL1 */
/* PICMPT0/1, PITSC, PIUWDT, PISWDT, PISBUS, PIPMU, PIGPMU, PITMU */
@@ -64,6 +72,41 @@ static const struct visconti_clk_gate_table pietherpll_clk_gate_tables[] = {
TMPV770X_RESET_PIETHER_125M, },
};
+static const struct visconti_clk_gate_table pidnnpll_clk_gate_tables[] = {
+ { TMPV770X_CLK_VIIFBS0, "viifbs0",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 1, 1,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIFBS0_PROC, "viifbs0_proc",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 18, 1,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIFBS0_L1ISP, "viifbs0_l1isp",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 17, 1,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIFBS0_L2ISP, "viifbs0_l2isp",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 16, 1,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIFBS1, "viifbs1",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 5, 1,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIFBS1_PROC, "viifbs1_proc",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 22, 1,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIFBS1_L1ISP, "viifbs1_l1isp",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 21, 1,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIFBS1_L2ISP, "viifbs1_l2isp",
+ pidnnplls_parent_data, ARRAY_SIZE(pidnnplls_parent_data),
+ 0, 0x58, 0x158, 20, 1,
+ NO_RESET, },
+};
+
static const struct visconti_clk_gate_table clk_gate_tables[] = {
{ TMPV770X_CLK_HOX, "hox",
clks_parent_data, ARRAY_SIZE(clks_parent_data),
@@ -185,6 +228,22 @@ static const struct visconti_clk_gate_table clk_gate_tables[] = {
clks_parent_data, ARRAY_SIZE(clks_parent_data),
0, 0x14, 0x114, 0, 4,
TMPV770X_RESET_SBUSCLK, },
+ { TMPV770X_CLK_VIIF0_CFGCLK, "csi2rx0cfg",
+ clks_parent_data, ARRAY_SIZE(clks_parent_data),
+ 0, 0x58, 0x158, 0, 24,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIF0_APBCLK, "csi2rx0apb",
+ clks_parent_data, ARRAY_SIZE(clks_parent_data),
+ 0, 0x58, 0x158, 2, 4,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIF1_CFGCLK, "csi2rx1cfg",
+ clks_parent_data, ARRAY_SIZE(clks_parent_data),
+ 0, 0x58, 0x158, 4, 24,
+ NO_RESET, },
+ { TMPV770X_CLK_VIIF1_APBCLK, "csi2rx1apb",
+ clks_parent_data, ARRAY_SIZE(clks_parent_data),
+ 0, 0x58, 0x158, 6, 4,
+ NO_RESET, },
};
static const struct visconti_reset_data clk_reset_data[] = {
@@ -220,6 +279,14 @@ static const struct visconti_reset_data clk_reset_data[] = {
[TMPV770X_RESET_PIPCMIF] = { 0x464, 0x564, 0, },
[TMPV770X_RESET_PICKMON] = { 0x410, 0x510, 8, },
[TMPV770X_RESET_SBUSCLK] = { 0x414, 0x514, 0, },
+ [TMPV770X_RESET_VIIFBS0] = { 0x458, 0x558, 0, },
+ [TMPV770X_RESET_VIIFBS0_APB] = { 0x458, 0x558, 1, },
+ [TMPV770X_RESET_VIIFBS0_L2ISP] = { 0x458, 0x558, 16, },
+ [TMPV770X_RESET_VIIFBS0_L1ISP] = { 0x458, 0x558, 17, },
+ [TMPV770X_RESET_VIIFBS1] = { 0x458, 0x558, 4, },
+ [TMPV770X_RESET_VIIFBS1_APB] = { 0x458, 0x558, 5, },
+ [TMPV770X_RESET_VIIFBS1_L2ISP] = { 0x458, 0x558, 20, },
+ [TMPV770X_RESET_VIIFBS1_L1ISP] = { 0x458, 0x558, 21, },
};
static int visconti_clk_probe(struct platform_device *pdev)
@@ -234,12 +301,12 @@ static int visconti_clk_probe(struct platform_device *pdev)
if (IS_ERR(regmap))
return PTR_ERR(regmap);
- ctx = visconti_init_clk(dev, regmap, TMPV770X_NR_CLK);
+ ctx = visconti_init_clk(dev, regmap, CLKS_NR);
if (IS_ERR(ctx))
return PTR_ERR(ctx);
ret = visconti_register_reset_controller(dev, regmap, clk_reset_data,
- TMPV770X_NR_RESET,
+ RESETS_NR,
&visconti_reset_ops,
&tmpv770x_rst_lock);
if (ret) {
@@ -272,6 +339,14 @@ static int visconti_clk_probe(struct platform_device *pdev)
return ret;
}
+ ret = visconti_clk_register_gates(ctx, pidnnpll_clk_gate_tables,
+ ARRAY_SIZE(pidnnpll_clk_gate_tables),
+ clk_reset_data, &tmpv770x_clk_lock);
+ if (ret) {
+ dev_err(dev, "Failed to register pidnnpll clock gate: %d\n", ret);
+ return ret;
+ }
+
return of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &ctx->clk_data);
}
diff --git a/drivers/clk/visconti/pll-tmpv770x.c b/drivers/clk/visconti/pll-tmpv770x.c
index 8360ccf88867..a2208c5fc12e 100644
--- a/drivers/clk/visconti/pll-tmpv770x.c
+++ b/drivers/clk/visconti/pll-tmpv770x.c
@@ -16,6 +16,9 @@
#include "pll.h"
+/* Must be equal to the last pll ID increased by one */
+#define PLLS_NR (TMPV770X_PLL_PIIMGERPLL + 1)
+
static DEFINE_SPINLOCK(tmpv770x_pll_lock);
static const struct visconti_pll_rate_table pipll0_rates[] __initconst = {
@@ -66,7 +69,7 @@ static void __init tmpv770x_setup_plls(struct device_node *np)
if (!reg_base)
return;
- ctx = visconti_init_pll(np, reg_base, TMPV770X_NR_PLL);
+ ctx = visconti_init_pll(np, reg_base, PLLS_NR);
if (IS_ERR(ctx)) {
iounmap(reg_base);
return;
diff --git a/drivers/clk/visconti/pll.c b/drivers/clk/visconti/pll.c
index 8ca1bad61864..681721d85032 100644
--- a/drivers/clk/visconti/pll.c
+++ b/drivers/clk/visconti/pll.c
@@ -100,8 +100,8 @@ static unsigned long visconti_get_pll_rate_from_data(struct visconti_pll *pll,
return rate_table[0].rate;
}
-static long visconti_pll_round_rate(struct clk_hw *hw,
- unsigned long rate, unsigned long *prate)
+static int visconti_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct visconti_pll *pll = to_visconti_pll(hw);
const struct visconti_pll_rate_table *rate_table = pll->rate_table;
@@ -109,11 +109,16 @@ static long visconti_pll_round_rate(struct clk_hw *hw,
/* Assuming rate_table is in descending order */
for (i = 0; i < pll->rate_count; i++)
- if (rate >= rate_table[i].rate)
- return rate_table[i].rate;
+ if (req->rate >= rate_table[i].rate) {
+ req->rate = rate_table[i].rate;
+
+ return 0;
+ }
/* return minimum supported value */
- return rate_table[i - 1].rate;
+ req->rate = rate_table[i - 1].rate;
+
+ return 0;
}
static unsigned long visconti_pll_recalc_rate(struct clk_hw *hw,
@@ -232,7 +237,7 @@ static const struct clk_ops visconti_pll_ops = {
.enable = visconti_pll_enable,
.disable = visconti_pll_disable,
.is_enabled = visconti_pll_is_enabled,
- .round_rate = visconti_pll_round_rate,
+ .determine_rate = visconti_pll_determine_rate,
.recalc_rate = visconti_pll_recalc_rate,
.set_rate = visconti_pll_set_rate,
};
diff --git a/drivers/clk/x86/clk-cgu.c b/drivers/clk/x86/clk-cgu.c
index 89b53f280aee..d099667355f8 100644
--- a/drivers/clk/x86/clk-cgu.c
+++ b/drivers/clk/x86/clk-cgu.c
@@ -132,14 +132,15 @@ lgm_clk_divider_recalc_rate(struct clk_hw *hw, unsigned long parent_rate)
divider->flags, divider->width);
}
-static long
-lgm_clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int lgm_clk_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lgm_clk_divider *divider = to_lgm_clk_divider(hw);
- return divider_round_rate(hw, rate, prate, divider->table,
- divider->width, divider->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate, divider->table,
+ divider->width, divider->flags);
+
+ return 0;
}
static int
@@ -182,7 +183,7 @@ static void lgm_clk_divider_disable(struct clk_hw *hw)
static const struct clk_ops lgm_clk_divider_ops = {
.recalc_rate = lgm_clk_divider_recalc_rate,
- .round_rate = lgm_clk_divider_round_rate,
+ .determine_rate = lgm_clk_divider_determine_rate,
.set_rate = lgm_clk_divider_set_rate,
.enable = lgm_clk_divider_enable,
.disable = lgm_clk_divider_disable,
@@ -487,15 +488,14 @@ lgm_clk_ddiv_set_rate(struct clk_hw *hw, unsigned long rate,
return 0;
}
-static long
-lgm_clk_ddiv_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int lgm_clk_ddiv_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct lgm_clk_ddiv *ddiv = to_lgm_clk_ddiv(hw);
u32 div, ddiv1, ddiv2;
u64 rate64;
- div = DIV_ROUND_CLOSEST_ULL((u64)*prate, rate);
+ div = DIV_ROUND_CLOSEST_ULL((u64)req->best_parent_rate, req->rate);
/* if predivide bit is enabled, modify div by factor of 2.5 */
if (lgm_get_clk_val(ddiv->membase, ddiv->reg, ddiv->shift2, 1)) {
@@ -503,14 +503,17 @@ lgm_clk_ddiv_round_rate(struct clk_hw *hw, unsigned long rate,
div = DIV_ROUND_CLOSEST_ULL((u64)div, 5);
}
- if (div <= 0)
- return *prate;
+ if (div <= 0) {
+ req->rate = req->best_parent_rate;
+
+ return 0;
+ }
if (lgm_clk_get_ddiv_val(div, &ddiv1, &ddiv2) != 0)
if (lgm_clk_get_ddiv_val(div + 1, &ddiv1, &ddiv2) != 0)
return -EINVAL;
- rate64 = *prate;
+ rate64 = req->best_parent_rate;
do_div(rate64, ddiv1);
do_div(rate64, ddiv2);
@@ -520,7 +523,9 @@ lgm_clk_ddiv_round_rate(struct clk_hw *hw, unsigned long rate,
rate64 = DIV_ROUND_CLOSEST_ULL(rate64, 5);
}
- return rate64;
+ req->rate = rate64;
+
+ return 0;
}
static const struct clk_ops lgm_clk_ddiv_ops = {
@@ -528,7 +533,7 @@ static const struct clk_ops lgm_clk_ddiv_ops = {
.enable = lgm_clk_ddiv_enable,
.disable = lgm_clk_ddiv_disable,
.set_rate = lgm_clk_ddiv_set_rate,
- .round_rate = lgm_clk_ddiv_round_rate,
+ .determine_rate = lgm_clk_ddiv_determine_rate,
};
int lgm_clk_register_ddiv(struct lgm_clk_provider *ctx,
diff --git a/drivers/clk/xilinx/clk-xlnx-clock-wizard.c b/drivers/clk/xilinx/clk-xlnx-clock-wizard.c
index 0295a13a811c..4a0136349f71 100644
--- a/drivers/clk/xilinx/clk-xlnx-clock-wizard.c
+++ b/drivers/clk/xilinx/clk-xlnx-clock-wizard.c
@@ -322,8 +322,8 @@ err_reconfig:
return err;
}
-static long clk_wzrd_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_wzrd_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u8 div;
@@ -331,16 +331,18 @@ static long clk_wzrd_round_rate(struct clk_hw *hw, unsigned long rate,
* since we don't change parent rate we just round rate to closest
* achievable
*/
- div = DIV_ROUND_CLOSEST(*prate, rate);
+ div = DIV_ROUND_CLOSEST(req->best_parent_rate, req->rate);
- return *prate / div;
+ req->rate = req->best_parent_rate / div;
+
+ return 0;
}
static int clk_wzrd_get_divisors_ver(struct clk_hw *hw, unsigned long rate,
unsigned long parent_rate)
{
struct clk_wzrd_divider *divider = to_clk_wzrd_divider(hw);
- u64 vco_freq, freq, diff, vcomin, vcomax;
+ u64 vco_freq, freq, diff, vcomin, vcomax, best_diff = -1ULL;
u32 m, d, o;
u32 mmin, mmax, dmin, dmax, omin, omax;
@@ -356,22 +358,26 @@ static int clk_wzrd_get_divisors_ver(struct clk_hw *hw, unsigned long rate,
for (m = mmin; m <= mmax; m++) {
for (d = dmin; d <= dmax; d++) {
vco_freq = DIV_ROUND_CLOSEST((parent_rate * m), d);
- if (vco_freq >= vcomin && vco_freq <= vcomax) {
- for (o = omin; o <= omax; o++) {
- freq = DIV_ROUND_CLOSEST_ULL(vco_freq, o);
- diff = abs(freq - rate);
-
- if (diff < WZRD_MIN_ERR) {
- divider->m = m;
- divider->d = d;
- divider->o = o;
- return 0;
- }
- }
+ if (vco_freq < vcomin || vco_freq > vcomax)
+ continue;
+
+ o = DIV_ROUND_CLOSEST_ULL(vco_freq, rate);
+ if (o < omin || o > omax)
+ continue;
+ freq = DIV_ROUND_CLOSEST_ULL(vco_freq, o);
+ diff = abs(freq - rate);
+
+ if (diff < best_diff) {
+ best_diff = diff;
+ divider->m = m;
+ divider->d = d;
+ divider->o = o;
+ if (!diff)
+ return 0;
}
}
}
- return -EBUSY;
+ return 0;
}
static int clk_wzrd_get_divisors(struct clk_hw *hw, unsigned long rate,
@@ -642,14 +648,14 @@ static unsigned long clk_wzrd_recalc_rate_all_ver(struct clk_hw *hw,
divider->flags, divider->width);
}
-static long clk_wzrd_round_rate_all(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_wzrd_determine_rate_all(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_wzrd_divider *divider = to_clk_wzrd_divider(hw);
u32 m, d, o;
int err;
- err = clk_wzrd_get_divisors(hw, rate, *prate);
+ err = clk_wzrd_get_divisors(hw, req->rate, req->best_parent_rate);
if (err)
return err;
@@ -657,19 +663,20 @@ static long clk_wzrd_round_rate_all(struct clk_hw *hw, unsigned long rate,
d = divider->d;
o = divider->o;
- rate = div_u64(*prate * (m * 1000 + divider->m_frac), d * (o * 1000 + divider->o_frac));
- return rate;
+ req->rate = div_u64(req->best_parent_rate * (m * 1000 + divider->m_frac),
+ d * (o * 1000 + divider->o_frac));
+ return 0;
}
-static long clk_wzrd_ver_round_rate_all(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_wzrd_ver_determine_rate_all(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_wzrd_divider *divider = to_clk_wzrd_divider(hw);
unsigned long int_freq;
u32 m, d, o, div, f;
int err;
- err = clk_wzrd_get_divisors_ver(hw, rate, *prate);
+ err = clk_wzrd_get_divisors_ver(hw, req->rate, req->best_parent_rate);
if (err)
return err;
@@ -678,36 +685,38 @@ static long clk_wzrd_ver_round_rate_all(struct clk_hw *hw, unsigned long rate,
o = divider->o;
div = d * o;
- int_freq = divider_recalc_rate(hw, *prate * m, div, divider->table,
+ int_freq = divider_recalc_rate(hw, req->best_parent_rate * m, div,
+ divider->table,
divider->flags, divider->width);
- if (rate > int_freq) {
- f = DIV_ROUND_CLOSEST_ULL(rate * WZRD_FRAC_POINTS, int_freq);
- rate = DIV_ROUND_CLOSEST(int_freq * f, WZRD_FRAC_POINTS);
+ if (req->rate > int_freq) {
+ f = DIV_ROUND_CLOSEST_ULL(req->rate * WZRD_FRAC_POINTS,
+ int_freq);
+ req->rate = DIV_ROUND_CLOSEST(int_freq * f, WZRD_FRAC_POINTS);
}
- return rate;
+ return 0;
}
static const struct clk_ops clk_wzrd_ver_divider_ops = {
- .round_rate = clk_wzrd_round_rate,
+ .determine_rate = clk_wzrd_determine_rate,
.set_rate = clk_wzrd_ver_dynamic_reconfig,
.recalc_rate = clk_wzrd_recalc_rate_ver,
};
static const struct clk_ops clk_wzrd_ver_div_all_ops = {
- .round_rate = clk_wzrd_ver_round_rate_all,
+ .determine_rate = clk_wzrd_ver_determine_rate_all,
.set_rate = clk_wzrd_dynamic_all_ver,
.recalc_rate = clk_wzrd_recalc_rate_all_ver,
};
static const struct clk_ops clk_wzrd_clk_divider_ops = {
- .round_rate = clk_wzrd_round_rate,
+ .determine_rate = clk_wzrd_determine_rate,
.set_rate = clk_wzrd_dynamic_reconfig,
.recalc_rate = clk_wzrd_recalc_rate,
};
static const struct clk_ops clk_wzrd_clk_div_all_ops = {
- .round_rate = clk_wzrd_round_rate_all,
+ .determine_rate = clk_wzrd_determine_rate_all,
.set_rate = clk_wzrd_dynamic_all,
.recalc_rate = clk_wzrd_recalc_rate_all,
};
@@ -769,14 +778,14 @@ static int clk_wzrd_dynamic_reconfig_f(struct clk_hw *hw, unsigned long rate,
WZRD_USEC_POLL, WZRD_TIMEOUT_POLL);
}
-static long clk_wzrd_round_rate_f(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_wzrd_determine_rate_f(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- return rate;
+ return 0;
}
static const struct clk_ops clk_wzrd_clk_divider_ops_f = {
- .round_rate = clk_wzrd_round_rate_f,
+ .determine_rate = clk_wzrd_determine_rate_f,
.set_rate = clk_wzrd_dynamic_reconfig_f,
.recalc_rate = clk_wzrd_recalc_ratef,
};
@@ -1108,7 +1117,7 @@ static int clk_wzrd_register_output_clocks(struct device *dev, int nr_outputs)
(dev,
clkout_name, clk_name, 0,
clk_wzrd->base,
- (WZRD_CLK_CFG_REG(is_versal, 3) + i * 8),
+ (WZRD_CLK_CFG_REG(is_versal, 2) + i * 8),
WZRD_CLKOUT_DIVIDE_SHIFT,
WZRD_CLKOUT_DIVIDE_WIDTH,
CLK_DIVIDER_ONE_BASED |
diff --git a/drivers/clk/xilinx/xlnx_vcu.c b/drivers/clk/xilinx/xlnx_vcu.c
index 1ded67bee06c..02699bc0f82c 100644
--- a/drivers/clk/xilinx/xlnx_vcu.c
+++ b/drivers/clk/xilinx/xlnx_vcu.c
@@ -311,18 +311,21 @@ static int xvcu_pll_set_div(struct vcu_pll *pll, int div)
return 0;
}
-static long xvcu_pll_round_rate(struct clk_hw *hw,
- unsigned long rate, unsigned long *parent_rate)
+static int xvcu_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct vcu_pll *pll = to_vcu_pll(hw);
unsigned int feedback_div;
- rate = clamp_t(unsigned long, rate, pll->fvco_min, pll->fvco_max);
+ req->rate = clamp_t(unsigned long, req->rate, pll->fvco_min,
+ pll->fvco_max);
- feedback_div = DIV_ROUND_CLOSEST_ULL(rate, *parent_rate);
+ feedback_div = DIV_ROUND_CLOSEST_ULL(req->rate, req->best_parent_rate);
feedback_div = clamp_t(unsigned int, feedback_div, 25, 125);
- return *parent_rate * feedback_div;
+ req->rate = req->best_parent_rate * feedback_div;
+
+ return 0;
}
static unsigned long xvcu_pll_recalc_rate(struct clk_hw *hw,
@@ -394,7 +397,7 @@ static void xvcu_pll_disable(struct clk_hw *hw)
static const struct clk_ops vcu_pll_ops = {
.enable = xvcu_pll_enable,
.disable = xvcu_pll_disable,
- .round_rate = xvcu_pll_round_rate,
+ .determine_rate = xvcu_pll_determine_rate,
.recalc_rate = xvcu_pll_recalc_rate,
.set_rate = xvcu_pll_set_rate,
};
diff --git a/drivers/clk/zynq/pll.c b/drivers/clk/zynq/pll.c
index e5f8fb704df2..5eca1c14981a 100644
--- a/drivers/clk/zynq/pll.c
+++ b/drivers/clk/zynq/pll.c
@@ -48,18 +48,20 @@ struct zynq_pll {
* @prate: Clock frequency of parent clock
* Return: frequency closest to @rate the hardware can generate.
*/
-static long zynq_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int zynq_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u32 fbdiv;
- fbdiv = DIV_ROUND_CLOSEST(rate, *prate);
+ fbdiv = DIV_ROUND_CLOSEST(req->rate, req->best_parent_rate);
if (fbdiv < PLL_FBDIV_MIN)
fbdiv = PLL_FBDIV_MIN;
else if (fbdiv > PLL_FBDIV_MAX)
fbdiv = PLL_FBDIV_MAX;
- return *prate * fbdiv;
+ req->rate = req->best_parent_rate * fbdiv;
+
+ return 0;
}
/**
@@ -167,7 +169,7 @@ static const struct clk_ops zynq_pll_ops = {
.enable = zynq_pll_enable,
.disable = zynq_pll_disable,
.is_enabled = zynq_pll_is_enabled,
- .round_rate = zynq_pll_round_rate,
+ .determine_rate = zynq_pll_determine_rate,
.recalc_rate = zynq_pll_recalc_rate
};
diff --git a/drivers/clk/zynqmp/divider.c b/drivers/clk/zynqmp/divider.c
index 5a00487ae408..c824eeacd8eb 100644
--- a/drivers/clk/zynqmp/divider.c
+++ b/drivers/clk/zynqmp/divider.c
@@ -118,9 +118,8 @@ static unsigned long zynqmp_clk_divider_recalc_rate(struct clk_hw *hw,
*
* Return: 0 on success else error+reason
*/
-static long zynqmp_clk_divider_round_rate(struct clk_hw *hw,
- unsigned long rate,
- unsigned long *prate)
+static int zynqmp_clk_divider_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct zynqmp_clk_divider *divider = to_zynqmp_clk_divider(hw);
const char *clk_name = clk_hw_get_name(hw);
@@ -145,17 +144,21 @@ static long zynqmp_clk_divider_round_rate(struct clk_hw *hw,
if (divider->flags & CLK_DIVIDER_POWER_OF_TWO)
bestdiv = 1 << bestdiv;
- return DIV_ROUND_UP_ULL((u64)*prate, bestdiv);
+ req->rate = DIV_ROUND_UP_ULL((u64)req->best_parent_rate, bestdiv);
+
+ return 0;
}
width = fls(divider->max_div);
- rate = divider_round_rate(hw, rate, prate, NULL, width, divider->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ NULL, width, divider->flags);
- if (divider->is_frac && (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) && (rate % *prate))
- *prate = rate;
+ if (divider->is_frac && (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) &&
+ (req->rate % req->best_parent_rate))
+ req->best_parent_rate = req->rate;
- return rate;
+ return 0;
}
/**
@@ -199,13 +202,13 @@ static int zynqmp_clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops zynqmp_clk_divider_ops = {
.recalc_rate = zynqmp_clk_divider_recalc_rate,
- .round_rate = zynqmp_clk_divider_round_rate,
+ .determine_rate = zynqmp_clk_divider_determine_rate,
.set_rate = zynqmp_clk_divider_set_rate,
};
static const struct clk_ops zynqmp_clk_divider_ro_ops = {
.recalc_rate = zynqmp_clk_divider_recalc_rate,
- .round_rate = zynqmp_clk_divider_round_rate,
+ .determine_rate = zynqmp_clk_divider_determine_rate,
};
/**
diff --git a/drivers/clk/zynqmp/pll.c b/drivers/clk/zynqmp/pll.c
index 7411a7fd50ac..630a3936c97c 100644
--- a/drivers/clk/zynqmp/pll.c
+++ b/drivers/clk/zynqmp/pll.c
@@ -98,29 +98,29 @@ static inline void zynqmp_pll_set_mode(struct clk_hw *hw, bool on)
*
* Return: Frequency closest to @rate the hardware can generate
*/
-static long zynqmp_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int zynqmp_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
u32 fbdiv;
u32 mult, div;
/* Let rate fall inside the range PS_PLL_VCO_MIN ~ PS_PLL_VCO_MAX */
- if (rate > PS_PLL_VCO_MAX) {
- div = DIV_ROUND_UP(rate, PS_PLL_VCO_MAX);
- rate = rate / div;
+ if (req->rate > PS_PLL_VCO_MAX) {
+ div = DIV_ROUND_UP(req->rate, PS_PLL_VCO_MAX);
+ req->rate = req->rate / div;
}
- if (rate < PS_PLL_VCO_MIN) {
- mult = DIV_ROUND_UP(PS_PLL_VCO_MIN, rate);
- rate = rate * mult;
+ if (req->rate < PS_PLL_VCO_MIN) {
+ mult = DIV_ROUND_UP(PS_PLL_VCO_MIN, req->rate);
+ req->rate = req->rate * mult;
}
- fbdiv = DIV_ROUND_CLOSEST(rate, *prate);
+ fbdiv = DIV_ROUND_CLOSEST(req->rate, req->best_parent_rate);
if (fbdiv < PLL_FBDIV_MIN || fbdiv > PLL_FBDIV_MAX) {
fbdiv = clamp_t(u32, fbdiv, PLL_FBDIV_MIN, PLL_FBDIV_MAX);
- rate = *prate * fbdiv;
+ req->rate = req->best_parent_rate * fbdiv;
}
- return rate;
+ return 0;
}
/**
@@ -294,7 +294,7 @@ static const struct clk_ops zynqmp_pll_ops = {
.enable = zynqmp_pll_enable,
.disable = zynqmp_pll_disable,
.is_enabled = zynqmp_pll_is_enabled,
- .round_rate = zynqmp_pll_round_rate,
+ .determine_rate = zynqmp_pll_determine_rate,
.recalc_rate = zynqmp_pll_recalc_rate,
.set_rate = zynqmp_pll_set_rate,
};
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 645f517a1ac2..aa59e5b13351 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -395,8 +395,7 @@ config ARM_GLOBAL_TIMER
config ARM_GT_INITIAL_PRESCALER_VAL
int "ARM global timer initial prescaler value"
- default 2 if ARCH_ZYNQ
- default 1
+ default 0
depends on ARM_GLOBAL_TIMER
help
When the ARM global timer initializes, its current rate is declared
@@ -406,6 +405,7 @@ config ARM_GT_INITIAL_PRESCALER_VAL
bounds about how much the parent clock is allowed to decrease or
increase wrt the initial clock value.
This affects CPU_FREQ max delta from the initial frequency.
+ Use 0 to use auto-detection in the driver.
config ARM_TIMER_SP804
bool "Support for Dual Timer SP804 module"
@@ -474,11 +474,14 @@ config FSL_FTM_TIMER
help
Support for Freescale FlexTimer Module (FTM) timer.
-config VF_PIT_TIMER
- bool
+config NXP_PIT_TIMER
+ bool "NXP Periodic Interrupt Timer" if COMPILE_TEST
select CLKSRC_MMIO
help
- Support for Periodic Interrupt Timer on Freescale Vybrid Family SoCs.
+ Support for Periodic Interrupt Timer on Freescale / NXP
+ SoCs. This periodic timer is found on the Vybrid Family and
+ the Automotive S32G2/3 platforms. It contains 4 channels
+ where two can be coupled to form a 64 bits channel.
config SYS_SUPPORTS_SH_CMT
bool
@@ -779,4 +782,15 @@ config NXP_STM_TIMER
Enables the support for NXP System Timer Module found in the
s32g NXP platform series.
+config RTK_SYSTIMER
+ bool "Realtek SYSTIMER support"
+ depends on ARM || ARM64
+ depends on ARCH_REALTEK || COMPILE_TEST
+ select TIMER_OF
+ help
+ This option enables the driver that registers the global 1 MHz hardware
+ counter as a clock event device on Realtek SoCs. Make sure to enable
+ this option only when building for a Realtek platform or for compilation
+ testing.
+
endmenu
diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile
index 205bf3b0a8f3..b46376af6b49 100644
--- a/drivers/clocksource/Makefile
+++ b/drivers/clocksource/Makefile
@@ -49,7 +49,7 @@ obj-$(CONFIG_CLKSRC_LPC32XX) += timer-lpc32xx.o
obj-$(CONFIG_CLKSRC_MPS2) += mps2-timer.o
obj-$(CONFIG_CLKSRC_SAMSUNG_PWM) += samsung_pwm_timer.o
obj-$(CONFIG_FSL_FTM_TIMER) += timer-fsl-ftm.o
-obj-$(CONFIG_VF_PIT_TIMER) += timer-vf-pit.o
+obj-$(CONFIG_NXP_PIT_TIMER) += timer-nxp-pit.o
obj-$(CONFIG_CLKSRC_QCOM) += timer-qcom.o
obj-$(CONFIG_MTK_TIMER) += timer-mediatek.o
obj-$(CONFIG_MTK_CPUX_TIMER) += timer-mediatek-cpux.o
@@ -64,6 +64,7 @@ obj-$(CONFIG_REALTEK_OTTO_TIMER) += timer-rtl-otto.o
obj-$(CONFIG_ARC_TIMERS) += arc_timer.o
obj-$(CONFIG_ARM_ARCH_TIMER) += arm_arch_timer.o
+obj-$(CONFIG_ARM_ARCH_TIMER) += arm_arch_timer_mmio.o
obj-$(CONFIG_ARM_GLOBAL_TIMER) += arm_global_timer.o
obj-$(CONFIG_ARMV7M_SYSTICK) += armv7m_systick.o
obj-$(CONFIG_ARM_TIMER_SP804) += timer-sp804.o
@@ -94,3 +95,4 @@ obj-$(CONFIG_CLKSRC_LOONGSON1_PWM) += timer-loongson1-pwm.o
obj-$(CONFIG_EP93XX_TIMER) += timer-ep93xx.o
obj-$(CONFIG_RALINK_TIMER) += timer-ralink.o
obj-$(CONFIG_NXP_STM_TIMER) += timer-nxp-stm.o
+obj-$(CONFIG_RTK_SYSTIMER) += timer-realtek.o
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index 80ba6a54248c..90aeff44a276 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -34,42 +34,12 @@
#include <clocksource/arm_arch_timer.h>
-#define CNTTIDR 0x08
-#define CNTTIDR_VIRT(n) (BIT(1) << ((n) * 4))
-
-#define CNTACR(n) (0x40 + ((n) * 4))
-#define CNTACR_RPCT BIT(0)
-#define CNTACR_RVCT BIT(1)
-#define CNTACR_RFRQ BIT(2)
-#define CNTACR_RVOFF BIT(3)
-#define CNTACR_RWVT BIT(4)
-#define CNTACR_RWPT BIT(5)
-
-#define CNTPCT_LO 0x00
-#define CNTVCT_LO 0x08
-#define CNTFRQ 0x10
-#define CNTP_CVAL_LO 0x20
-#define CNTP_CTL 0x2c
-#define CNTV_CVAL_LO 0x30
-#define CNTV_CTL 0x3c
-
/*
* The minimum amount of time a generic counter is guaranteed to not roll over
* (40 years)
*/
#define MIN_ROLLOVER_SECS (40ULL * 365 * 24 * 3600)
-static unsigned arch_timers_present __initdata;
-
-struct arch_timer {
- void __iomem *base;
- struct clock_event_device evt;
-};
-
-static struct arch_timer *arch_timer_mem __ro_after_init;
-
-#define to_arch_timer(e) container_of(e, struct arch_timer, evt)
-
static u32 arch_timer_rate __ro_after_init;
static int arch_timer_ppi[ARCH_TIMER_MAX_TIMER_PPI] __ro_after_init;
@@ -85,7 +55,6 @@ static struct clock_event_device __percpu *arch_timer_evt;
static enum arch_timer_ppi_nr arch_timer_uses_ppi __ro_after_init = ARCH_TIMER_VIRT_PPI;
static bool arch_timer_c3stop __ro_after_init;
-static bool arch_timer_mem_use_virtual __ro_after_init;
static bool arch_counter_suspend_stop __ro_after_init;
#ifdef CONFIG_GENERIC_GETTIMEOFDAY
static enum vdso_clock_mode vdso_default = VDSO_CLOCKMODE_ARCHTIMER;
@@ -121,76 +90,6 @@ static int arch_counter_get_width(void)
/*
* Architected system timer support.
*/
-
-static __always_inline
-void arch_timer_reg_write(int access, enum arch_timer_reg reg, u64 val,
- struct clock_event_device *clk)
-{
- if (access == ARCH_TIMER_MEM_PHYS_ACCESS) {
- struct arch_timer *timer = to_arch_timer(clk);
- switch (reg) {
- case ARCH_TIMER_REG_CTRL:
- writel_relaxed((u32)val, timer->base + CNTP_CTL);
- break;
- case ARCH_TIMER_REG_CVAL:
- /*
- * Not guaranteed to be atomic, so the timer
- * must be disabled at this point.
- */
- writeq_relaxed(val, timer->base + CNTP_CVAL_LO);
- break;
- default:
- BUILD_BUG();
- }
- } else if (access == ARCH_TIMER_MEM_VIRT_ACCESS) {
- struct arch_timer *timer = to_arch_timer(clk);
- switch (reg) {
- case ARCH_TIMER_REG_CTRL:
- writel_relaxed((u32)val, timer->base + CNTV_CTL);
- break;
- case ARCH_TIMER_REG_CVAL:
- /* Same restriction as above */
- writeq_relaxed(val, timer->base + CNTV_CVAL_LO);
- break;
- default:
- BUILD_BUG();
- }
- } else {
- arch_timer_reg_write_cp15(access, reg, val);
- }
-}
-
-static __always_inline
-u32 arch_timer_reg_read(int access, enum arch_timer_reg reg,
- struct clock_event_device *clk)
-{
- u32 val;
-
- if (access == ARCH_TIMER_MEM_PHYS_ACCESS) {
- struct arch_timer *timer = to_arch_timer(clk);
- switch (reg) {
- case ARCH_TIMER_REG_CTRL:
- val = readl_relaxed(timer->base + CNTP_CTL);
- break;
- default:
- BUILD_BUG();
- }
- } else if (access == ARCH_TIMER_MEM_VIRT_ACCESS) {
- struct arch_timer *timer = to_arch_timer(clk);
- switch (reg) {
- case ARCH_TIMER_REG_CTRL:
- val = readl_relaxed(timer->base + CNTV_CTL);
- break;
- default:
- BUILD_BUG();
- }
- } else {
- val = arch_timer_reg_read_cp15(access, reg);
- }
-
- return val;
-}
-
static noinstr u64 raw_counter_get_cntpct_stable(void)
{
return __arch_counter_get_cntpct_stable();
@@ -424,7 +323,7 @@ void erratum_set_next_event_generic(const int access, unsigned long evt,
unsigned long ctrl;
u64 cval;
- ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk);
+ ctrl = arch_timer_reg_read_cp15(access, ARCH_TIMER_REG_CTRL);
ctrl |= ARCH_TIMER_CTRL_ENABLE;
ctrl &= ~ARCH_TIMER_CTRL_IT_MASK;
@@ -436,7 +335,7 @@ void erratum_set_next_event_generic(const int access, unsigned long evt,
write_sysreg(cval, cntv_cval_el0);
}
- arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk);
+ arch_timer_reg_write_cp15(access, ARCH_TIMER_REG_CTRL, ctrl);
}
static __maybe_unused int erratum_set_next_event_virt(unsigned long evt,
@@ -667,10 +566,10 @@ static __always_inline irqreturn_t timer_handler(const int access,
{
unsigned long ctrl;
- ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, evt);
+ ctrl = arch_timer_reg_read_cp15(access, ARCH_TIMER_REG_CTRL);
if (ctrl & ARCH_TIMER_CTRL_IT_STAT) {
ctrl |= ARCH_TIMER_CTRL_IT_MASK;
- arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, evt);
+ arch_timer_reg_write_cp15(access, ARCH_TIMER_REG_CTRL, ctrl);
evt->event_handler(evt);
return IRQ_HANDLED;
}
@@ -692,28 +591,14 @@ static irqreturn_t arch_timer_handler_phys(int irq, void *dev_id)
return timer_handler(ARCH_TIMER_PHYS_ACCESS, evt);
}
-static irqreturn_t arch_timer_handler_phys_mem(int irq, void *dev_id)
-{
- struct clock_event_device *evt = dev_id;
-
- return timer_handler(ARCH_TIMER_MEM_PHYS_ACCESS, evt);
-}
-
-static irqreturn_t arch_timer_handler_virt_mem(int irq, void *dev_id)
-{
- struct clock_event_device *evt = dev_id;
-
- return timer_handler(ARCH_TIMER_MEM_VIRT_ACCESS, evt);
-}
-
static __always_inline int arch_timer_shutdown(const int access,
struct clock_event_device *clk)
{
unsigned long ctrl;
- ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk);
+ ctrl = arch_timer_reg_read_cp15(access, ARCH_TIMER_REG_CTRL);
ctrl &= ~ARCH_TIMER_CTRL_ENABLE;
- arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk);
+ arch_timer_reg_write_cp15(access, ARCH_TIMER_REG_CTRL, ctrl);
return 0;
}
@@ -728,23 +613,13 @@ static int arch_timer_shutdown_phys(struct clock_event_device *clk)
return arch_timer_shutdown(ARCH_TIMER_PHYS_ACCESS, clk);
}
-static int arch_timer_shutdown_virt_mem(struct clock_event_device *clk)
-{
- return arch_timer_shutdown(ARCH_TIMER_MEM_VIRT_ACCESS, clk);
-}
-
-static int arch_timer_shutdown_phys_mem(struct clock_event_device *clk)
-{
- return arch_timer_shutdown(ARCH_TIMER_MEM_PHYS_ACCESS, clk);
-}
-
static __always_inline void set_next_event(const int access, unsigned long evt,
struct clock_event_device *clk)
{
unsigned long ctrl;
u64 cnt;
- ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk);
+ ctrl = arch_timer_reg_read_cp15(access, ARCH_TIMER_REG_CTRL);
ctrl |= ARCH_TIMER_CTRL_ENABLE;
ctrl &= ~ARCH_TIMER_CTRL_IT_MASK;
@@ -753,8 +628,8 @@ static __always_inline void set_next_event(const int access, unsigned long evt,
else
cnt = __arch_counter_get_cntvct();
- arch_timer_reg_write(access, ARCH_TIMER_REG_CVAL, evt + cnt, clk);
- arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk);
+ arch_timer_reg_write_cp15(access, ARCH_TIMER_REG_CVAL, evt + cnt);
+ arch_timer_reg_write_cp15(access, ARCH_TIMER_REG_CTRL, ctrl);
}
static int arch_timer_set_next_event_virt(unsigned long evt,
@@ -771,60 +646,6 @@ static int arch_timer_set_next_event_phys(unsigned long evt,
return 0;
}
-static noinstr u64 arch_counter_get_cnt_mem(struct arch_timer *t, int offset_lo)
-{
- u32 cnt_lo, cnt_hi, tmp_hi;
-
- do {
- cnt_hi = __le32_to_cpu((__le32 __force)__raw_readl(t->base + offset_lo + 4));
- cnt_lo = __le32_to_cpu((__le32 __force)__raw_readl(t->base + offset_lo));
- tmp_hi = __le32_to_cpu((__le32 __force)__raw_readl(t->base + offset_lo + 4));
- } while (cnt_hi != tmp_hi);
-
- return ((u64) cnt_hi << 32) | cnt_lo;
-}
-
-static __always_inline void set_next_event_mem(const int access, unsigned long evt,
- struct clock_event_device *clk)
-{
- struct arch_timer *timer = to_arch_timer(clk);
- unsigned long ctrl;
- u64 cnt;
-
- ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk);
-
- /* Timer must be disabled before programming CVAL */
- if (ctrl & ARCH_TIMER_CTRL_ENABLE) {
- ctrl &= ~ARCH_TIMER_CTRL_ENABLE;
- arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk);
- }
-
- ctrl |= ARCH_TIMER_CTRL_ENABLE;
- ctrl &= ~ARCH_TIMER_CTRL_IT_MASK;
-
- if (access == ARCH_TIMER_MEM_VIRT_ACCESS)
- cnt = arch_counter_get_cnt_mem(timer, CNTVCT_LO);
- else
- cnt = arch_counter_get_cnt_mem(timer, CNTPCT_LO);
-
- arch_timer_reg_write(access, ARCH_TIMER_REG_CVAL, evt + cnt, clk);
- arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk);
-}
-
-static int arch_timer_set_next_event_virt_mem(unsigned long evt,
- struct clock_event_device *clk)
-{
- set_next_event_mem(ARCH_TIMER_MEM_VIRT_ACCESS, evt, clk);
- return 0;
-}
-
-static int arch_timer_set_next_event_phys_mem(unsigned long evt,
- struct clock_event_device *clk)
-{
- set_next_event_mem(ARCH_TIMER_MEM_PHYS_ACCESS, evt, clk);
- return 0;
-}
-
static u64 __arch_timer_check_delta(void)
{
#ifdef CONFIG_ARM64
@@ -850,63 +671,41 @@ static u64 __arch_timer_check_delta(void)
return CLOCKSOURCE_MASK(arch_counter_get_width());
}
-static void __arch_timer_setup(unsigned type,
- struct clock_event_device *clk)
+static void __arch_timer_setup(struct clock_event_device *clk)
{
+ typeof(clk->set_next_event) sne;
u64 max_delta;
clk->features = CLOCK_EVT_FEAT_ONESHOT;
- if (type == ARCH_TIMER_TYPE_CP15) {
- typeof(clk->set_next_event) sne;
-
- arch_timer_check_ool_workaround(ate_match_local_cap_id, NULL);
-
- if (arch_timer_c3stop)
- clk->features |= CLOCK_EVT_FEAT_C3STOP;
- clk->name = "arch_sys_timer";
- clk->rating = 450;
- clk->cpumask = cpumask_of(smp_processor_id());
- clk->irq = arch_timer_ppi[arch_timer_uses_ppi];
- switch (arch_timer_uses_ppi) {
- case ARCH_TIMER_VIRT_PPI:
- clk->set_state_shutdown = arch_timer_shutdown_virt;
- clk->set_state_oneshot_stopped = arch_timer_shutdown_virt;
- sne = erratum_handler(set_next_event_virt);
- break;
- case ARCH_TIMER_PHYS_SECURE_PPI:
- case ARCH_TIMER_PHYS_NONSECURE_PPI:
- case ARCH_TIMER_HYP_PPI:
- clk->set_state_shutdown = arch_timer_shutdown_phys;
- clk->set_state_oneshot_stopped = arch_timer_shutdown_phys;
- sne = erratum_handler(set_next_event_phys);
- break;
- default:
- BUG();
- }
+ arch_timer_check_ool_workaround(ate_match_local_cap_id, NULL);
- clk->set_next_event = sne;
- max_delta = __arch_timer_check_delta();
- } else {
- clk->features |= CLOCK_EVT_FEAT_DYNIRQ;
- clk->name = "arch_mem_timer";
- clk->rating = 400;
- clk->cpumask = cpu_possible_mask;
- if (arch_timer_mem_use_virtual) {
- clk->set_state_shutdown = arch_timer_shutdown_virt_mem;
- clk->set_state_oneshot_stopped = arch_timer_shutdown_virt_mem;
- clk->set_next_event =
- arch_timer_set_next_event_virt_mem;
- } else {
- clk->set_state_shutdown = arch_timer_shutdown_phys_mem;
- clk->set_state_oneshot_stopped = arch_timer_shutdown_phys_mem;
- clk->set_next_event =
- arch_timer_set_next_event_phys_mem;
- }
-
- max_delta = CLOCKSOURCE_MASK(56);
+ if (arch_timer_c3stop)
+ clk->features |= CLOCK_EVT_FEAT_C3STOP;
+ clk->name = "arch_sys_timer";
+ clk->rating = 450;
+ clk->cpumask = cpumask_of(smp_processor_id());
+ clk->irq = arch_timer_ppi[arch_timer_uses_ppi];
+ switch (arch_timer_uses_ppi) {
+ case ARCH_TIMER_VIRT_PPI:
+ clk->set_state_shutdown = arch_timer_shutdown_virt;
+ clk->set_state_oneshot_stopped = arch_timer_shutdown_virt;
+ sne = erratum_handler(set_next_event_virt);
+ break;
+ case ARCH_TIMER_PHYS_SECURE_PPI:
+ case ARCH_TIMER_PHYS_NONSECURE_PPI:
+ case ARCH_TIMER_HYP_PPI:
+ clk->set_state_shutdown = arch_timer_shutdown_phys;
+ clk->set_state_oneshot_stopped = arch_timer_shutdown_phys;
+ sne = erratum_handler(set_next_event_phys);
+ break;
+ default:
+ BUG();
}
+ clk->set_next_event = sne;
+ max_delta = __arch_timer_check_delta();
+
clk->set_state_shutdown(clk);
clockevents_config_and_register(clk, arch_timer_rate, 0xf, max_delta);
@@ -1029,7 +828,7 @@ static int arch_timer_starting_cpu(unsigned int cpu)
struct clock_event_device *clk = this_cpu_ptr(arch_timer_evt);
u32 flags;
- __arch_timer_setup(ARCH_TIMER_TYPE_CP15, clk);
+ __arch_timer_setup(clk);
flags = check_ppi_trigger(arch_timer_ppi[arch_timer_uses_ppi]);
enable_percpu_irq(arch_timer_ppi[arch_timer_uses_ppi], flags);
@@ -1075,22 +874,12 @@ static void __init arch_timer_of_configure_rate(u32 rate, struct device_node *np
pr_warn("frequency not available\n");
}
-static void __init arch_timer_banner(unsigned type)
+static void __init arch_timer_banner(void)
{
- pr_info("%s%s%s timer(s) running at %lu.%02luMHz (%s%s%s).\n",
- type & ARCH_TIMER_TYPE_CP15 ? "cp15" : "",
- type == (ARCH_TIMER_TYPE_CP15 | ARCH_TIMER_TYPE_MEM) ?
- " and " : "",
- type & ARCH_TIMER_TYPE_MEM ? "mmio" : "",
+ pr_info("cp15 timer running at %lu.%02luMHz (%s).\n",
(unsigned long)arch_timer_rate / 1000000,
(unsigned long)(arch_timer_rate / 10000) % 100,
- type & ARCH_TIMER_TYPE_CP15 ?
- (arch_timer_uses_ppi == ARCH_TIMER_VIRT_PPI) ? "virt" : "phys" :
- "",
- type == (ARCH_TIMER_TYPE_CP15 | ARCH_TIMER_TYPE_MEM) ? "/" : "",
- type & ARCH_TIMER_TYPE_MEM ?
- arch_timer_mem_use_virtual ? "virt" : "phys" :
- "");
+ (arch_timer_uses_ppi == ARCH_TIMER_VIRT_PPI) ? "virt" : "phys");
}
u32 arch_timer_get_rate(void)
@@ -1108,11 +897,6 @@ bool arch_timer_evtstrm_available(void)
return cpumask_test_cpu(raw_smp_processor_id(), &evtstrm_available);
}
-static noinstr u64 arch_counter_get_cntvct_mem(void)
-{
- return arch_counter_get_cnt_mem(arch_timer_mem, CNTVCT_LO);
-}
-
static struct arch_timer_kvm_info arch_timer_kvm_info;
struct arch_timer_kvm_info *arch_timer_get_kvm_info(void)
@@ -1120,42 +904,35 @@ struct arch_timer_kvm_info *arch_timer_get_kvm_info(void)
return &arch_timer_kvm_info;
}
-static void __init arch_counter_register(unsigned type)
+static void __init arch_counter_register(void)
{
u64 (*scr)(void);
+ u64 (*rd)(void);
u64 start_count;
int width;
- /* Register the CP15 based counter if we have one */
- if (type & ARCH_TIMER_TYPE_CP15) {
- u64 (*rd)(void);
-
- if ((IS_ENABLED(CONFIG_ARM64) && !is_hyp_mode_available()) ||
- arch_timer_uses_ppi == ARCH_TIMER_VIRT_PPI) {
- if (arch_timer_counter_has_wa()) {
- rd = arch_counter_get_cntvct_stable;
- scr = raw_counter_get_cntvct_stable;
- } else {
- rd = arch_counter_get_cntvct;
- scr = arch_counter_get_cntvct;
- }
+ if ((IS_ENABLED(CONFIG_ARM64) && !is_hyp_mode_available()) ||
+ arch_timer_uses_ppi == ARCH_TIMER_VIRT_PPI) {
+ if (arch_timer_counter_has_wa()) {
+ rd = arch_counter_get_cntvct_stable;
+ scr = raw_counter_get_cntvct_stable;
} else {
- if (arch_timer_counter_has_wa()) {
- rd = arch_counter_get_cntpct_stable;
- scr = raw_counter_get_cntpct_stable;
- } else {
- rd = arch_counter_get_cntpct;
- scr = arch_counter_get_cntpct;
- }
+ rd = arch_counter_get_cntvct;
+ scr = arch_counter_get_cntvct;
}
-
- arch_timer_read_counter = rd;
- clocksource_counter.vdso_clock_mode = vdso_default;
} else {
- arch_timer_read_counter = arch_counter_get_cntvct_mem;
- scr = arch_counter_get_cntvct_mem;
+ if (arch_timer_counter_has_wa()) {
+ rd = arch_counter_get_cntpct_stable;
+ scr = raw_counter_get_cntpct_stable;
+ } else {
+ rd = arch_counter_get_cntpct;
+ scr = arch_counter_get_cntpct;
+ }
}
+ arch_timer_read_counter = rd;
+ clocksource_counter.vdso_clock_mode = vdso_default;
+
width = arch_counter_get_width();
clocksource_counter.mask = CLOCKSOURCE_MASK(width);
cyclecounter.mask = CLOCKSOURCE_MASK(width);
@@ -1303,76 +1080,10 @@ out:
return err;
}
-static int __init arch_timer_mem_register(void __iomem *base, unsigned int irq)
-{
- int ret;
- irq_handler_t func;
-
- arch_timer_mem = kzalloc(sizeof(*arch_timer_mem), GFP_KERNEL);
- if (!arch_timer_mem)
- return -ENOMEM;
-
- arch_timer_mem->base = base;
- arch_timer_mem->evt.irq = irq;
- __arch_timer_setup(ARCH_TIMER_TYPE_MEM, &arch_timer_mem->evt);
-
- if (arch_timer_mem_use_virtual)
- func = arch_timer_handler_virt_mem;
- else
- func = arch_timer_handler_phys_mem;
-
- ret = request_irq(irq, func, IRQF_TIMER, "arch_mem_timer", &arch_timer_mem->evt);
- if (ret) {
- pr_err("Failed to request mem timer irq\n");
- kfree(arch_timer_mem);
- arch_timer_mem = NULL;
- }
-
- return ret;
-}
-
-static const struct of_device_id arch_timer_of_match[] __initconst = {
- { .compatible = "arm,armv7-timer", },
- { .compatible = "arm,armv8-timer", },
- {},
-};
-
-static const struct of_device_id arch_timer_mem_of_match[] __initconst = {
- { .compatible = "arm,armv7-timer-mem", },
- {},
-};
-
-static bool __init arch_timer_needs_of_probing(void)
-{
- struct device_node *dn;
- bool needs_probing = false;
- unsigned int mask = ARCH_TIMER_TYPE_CP15 | ARCH_TIMER_TYPE_MEM;
-
- /* We have two timers, and both device-tree nodes are probed. */
- if ((arch_timers_present & mask) == mask)
- return false;
-
- /*
- * Only one type of timer is probed,
- * check if we have another type of timer node in device-tree.
- */
- if (arch_timers_present & ARCH_TIMER_TYPE_CP15)
- dn = of_find_matching_node(NULL, arch_timer_mem_of_match);
- else
- dn = of_find_matching_node(NULL, arch_timer_of_match);
-
- if (dn && of_device_is_available(dn))
- needs_probing = true;
-
- of_node_put(dn);
-
- return needs_probing;
-}
-
static int __init arch_timer_common_init(void)
{
- arch_timer_banner(arch_timers_present);
- arch_counter_register(arch_timers_present);
+ arch_timer_banner();
+ arch_counter_register();
return arch_timer_arch_init();
}
@@ -1421,13 +1132,11 @@ static int __init arch_timer_of_init(struct device_node *np)
u32 rate;
bool has_names;
- if (arch_timers_present & ARCH_TIMER_TYPE_CP15) {
+ if (arch_timer_evt) {
pr_warn("multiple nodes in dt, skipping\n");
return 0;
}
- arch_timers_present |= ARCH_TIMER_TYPE_CP15;
-
has_names = of_property_present(np, "interrupt-names");
for (i = ARCH_TIMER_PHYS_SECURE_PPI; i < ARCH_TIMER_MAX_TIMER_PPI; i++) {
@@ -1472,283 +1181,22 @@ static int __init arch_timer_of_init(struct device_node *np)
if (ret)
return ret;
- if (arch_timer_needs_of_probing())
- return 0;
-
return arch_timer_common_init();
}
TIMER_OF_DECLARE(armv7_arch_timer, "arm,armv7-timer", arch_timer_of_init);
TIMER_OF_DECLARE(armv8_arch_timer, "arm,armv8-timer", arch_timer_of_init);
-static u32 __init
-arch_timer_mem_frame_get_cntfrq(struct arch_timer_mem_frame *frame)
-{
- void __iomem *base;
- u32 rate;
-
- base = ioremap(frame->cntbase, frame->size);
- if (!base) {
- pr_err("Unable to map frame @ %pa\n", &frame->cntbase);
- return 0;
- }
-
- rate = readl_relaxed(base + CNTFRQ);
-
- iounmap(base);
-
- return rate;
-}
-
-static struct arch_timer_mem_frame * __init
-arch_timer_mem_find_best_frame(struct arch_timer_mem *timer_mem)
-{
- struct arch_timer_mem_frame *frame, *best_frame = NULL;
- void __iomem *cntctlbase;
- u32 cnttidr;
- int i;
-
- cntctlbase = ioremap(timer_mem->cntctlbase, timer_mem->size);
- if (!cntctlbase) {
- pr_err("Can't map CNTCTLBase @ %pa\n",
- &timer_mem->cntctlbase);
- return NULL;
- }
-
- cnttidr = readl_relaxed(cntctlbase + CNTTIDR);
-
- /*
- * Try to find a virtual capable frame. Otherwise fall back to a
- * physical capable frame.
- */
- for (i = 0; i < ARCH_TIMER_MEM_MAX_FRAMES; i++) {
- u32 cntacr = CNTACR_RFRQ | CNTACR_RWPT | CNTACR_RPCT |
- CNTACR_RWVT | CNTACR_RVOFF | CNTACR_RVCT;
-
- frame = &timer_mem->frame[i];
- if (!frame->valid)
- continue;
-
- /* Try enabling everything, and see what sticks */
- writel_relaxed(cntacr, cntctlbase + CNTACR(i));
- cntacr = readl_relaxed(cntctlbase + CNTACR(i));
-
- if ((cnttidr & CNTTIDR_VIRT(i)) &&
- !(~cntacr & (CNTACR_RWVT | CNTACR_RVCT))) {
- best_frame = frame;
- arch_timer_mem_use_virtual = true;
- break;
- }
-
- if (~cntacr & (CNTACR_RWPT | CNTACR_RPCT))
- continue;
-
- best_frame = frame;
- }
-
- iounmap(cntctlbase);
-
- return best_frame;
-}
-
-static int __init
-arch_timer_mem_frame_register(struct arch_timer_mem_frame *frame)
-{
- void __iomem *base;
- int ret, irq;
-
- if (arch_timer_mem_use_virtual)
- irq = frame->virt_irq;
- else
- irq = frame->phys_irq;
-
- if (!irq) {
- pr_err("Frame missing %s irq.\n",
- arch_timer_mem_use_virtual ? "virt" : "phys");
- return -EINVAL;
- }
-
- if (!request_mem_region(frame->cntbase, frame->size,
- "arch_mem_timer"))
- return -EBUSY;
-
- base = ioremap(frame->cntbase, frame->size);
- if (!base) {
- pr_err("Can't map frame's registers\n");
- return -ENXIO;
- }
-
- ret = arch_timer_mem_register(base, irq);
- if (ret) {
- iounmap(base);
- return ret;
- }
-
- arch_timers_present |= ARCH_TIMER_TYPE_MEM;
-
- return 0;
-}
-
-static int __init arch_timer_mem_of_init(struct device_node *np)
-{
- struct arch_timer_mem *timer_mem;
- struct arch_timer_mem_frame *frame;
- struct resource res;
- int ret = -EINVAL;
- u32 rate;
-
- timer_mem = kzalloc(sizeof(*timer_mem), GFP_KERNEL);
- if (!timer_mem)
- return -ENOMEM;
-
- if (of_address_to_resource(np, 0, &res))
- goto out;
- timer_mem->cntctlbase = res.start;
- timer_mem->size = resource_size(&res);
-
- for_each_available_child_of_node_scoped(np, frame_node) {
- u32 n;
- struct arch_timer_mem_frame *frame;
-
- if (of_property_read_u32(frame_node, "frame-number", &n)) {
- pr_err(FW_BUG "Missing frame-number.\n");
- goto out;
- }
- if (n >= ARCH_TIMER_MEM_MAX_FRAMES) {
- pr_err(FW_BUG "Wrong frame-number, only 0-%u are permitted.\n",
- ARCH_TIMER_MEM_MAX_FRAMES - 1);
- goto out;
- }
- frame = &timer_mem->frame[n];
-
- if (frame->valid) {
- pr_err(FW_BUG "Duplicated frame-number.\n");
- goto out;
- }
-
- if (of_address_to_resource(frame_node, 0, &res))
- goto out;
-
- frame->cntbase = res.start;
- frame->size = resource_size(&res);
-
- frame->virt_irq = irq_of_parse_and_map(frame_node,
- ARCH_TIMER_VIRT_SPI);
- frame->phys_irq = irq_of_parse_and_map(frame_node,
- ARCH_TIMER_PHYS_SPI);
-
- frame->valid = true;
- }
-
- frame = arch_timer_mem_find_best_frame(timer_mem);
- if (!frame) {
- pr_err("Unable to find a suitable frame in timer @ %pa\n",
- &timer_mem->cntctlbase);
- ret = -EINVAL;
- goto out;
- }
-
- rate = arch_timer_mem_frame_get_cntfrq(frame);
- arch_timer_of_configure_rate(rate, np);
-
- ret = arch_timer_mem_frame_register(frame);
- if (!ret && !arch_timer_needs_of_probing())
- ret = arch_timer_common_init();
-out:
- kfree(timer_mem);
- return ret;
-}
-TIMER_OF_DECLARE(armv7_arch_timer_mem, "arm,armv7-timer-mem",
- arch_timer_mem_of_init);
-
#ifdef CONFIG_ACPI_GTDT
-static int __init
-arch_timer_mem_verify_cntfrq(struct arch_timer_mem *timer_mem)
-{
- struct arch_timer_mem_frame *frame;
- u32 rate;
- int i;
-
- for (i = 0; i < ARCH_TIMER_MEM_MAX_FRAMES; i++) {
- frame = &timer_mem->frame[i];
-
- if (!frame->valid)
- continue;
-
- rate = arch_timer_mem_frame_get_cntfrq(frame);
- if (rate == arch_timer_rate)
- continue;
-
- pr_err(FW_BUG "CNTFRQ mismatch: frame @ %pa: (0x%08lx), CPU: (0x%08lx)\n",
- &frame->cntbase,
- (unsigned long)rate, (unsigned long)arch_timer_rate);
-
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int __init arch_timer_mem_acpi_init(int platform_timer_count)
-{
- struct arch_timer_mem *timers, *timer;
- struct arch_timer_mem_frame *frame, *best_frame = NULL;
- int timer_count, i, ret = 0;
-
- timers = kcalloc(platform_timer_count, sizeof(*timers),
- GFP_KERNEL);
- if (!timers)
- return -ENOMEM;
-
- ret = acpi_arch_timer_mem_init(timers, &timer_count);
- if (ret || !timer_count)
- goto out;
-
- /*
- * While unlikely, it's theoretically possible that none of the frames
- * in a timer expose the combination of feature we want.
- */
- for (i = 0; i < timer_count; i++) {
- timer = &timers[i];
-
- frame = arch_timer_mem_find_best_frame(timer);
- if (!best_frame)
- best_frame = frame;
-
- ret = arch_timer_mem_verify_cntfrq(timer);
- if (ret) {
- pr_err("Disabling MMIO timers due to CNTFRQ mismatch\n");
- goto out;
- }
-
- if (!best_frame) /* implies !frame */
- /*
- * Only complain about missing suitable frames if we
- * haven't already found one in a previous iteration.
- */
- pr_err("Unable to find a suitable frame in timer @ %pa\n",
- &timer->cntctlbase);
- }
-
- if (best_frame)
- ret = arch_timer_mem_frame_register(best_frame);
-out:
- kfree(timers);
- return ret;
-}
-
-/* Initialize per-processor generic timer and memory-mapped timer(if present) */
static int __init arch_timer_acpi_init(struct acpi_table_header *table)
{
- int ret, platform_timer_count;
+ int ret;
- if (arch_timers_present & ARCH_TIMER_TYPE_CP15) {
+ if (arch_timer_evt) {
pr_warn("already initialized, skipping\n");
return -EINVAL;
}
- arch_timers_present |= ARCH_TIMER_TYPE_CP15;
-
- ret = acpi_gtdt_init(table, &platform_timer_count);
+ ret = acpi_gtdt_init(table, NULL);
if (ret)
return ret;
@@ -1790,10 +1238,6 @@ static int __init arch_timer_acpi_init(struct acpi_table_header *table)
if (ret)
return ret;
- if (platform_timer_count &&
- arch_timer_mem_acpi_init(platform_timer_count))
- pr_err("Failed to initialize memory-mapped timer.\n");
-
return arch_timer_common_init();
}
TIMER_ACPI_DECLARE(arch_timer, ACPI_SIG_GTDT, arch_timer_acpi_init);
diff --git a/drivers/clocksource/arm_arch_timer_mmio.c b/drivers/clocksource/arm_arch_timer_mmio.c
new file mode 100644
index 000000000000..d10362692fdd
--- /dev/null
+++ b/drivers/clocksource/arm_arch_timer_mmio.c
@@ -0,0 +1,442 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * ARM Generic Memory Mapped Timer support
+ *
+ * Split from drivers/clocksource/arm_arch_timer.c
+ *
+ * Copyright (C) 2011 ARM Ltd.
+ * All Rights Reserved
+ */
+
+#define pr_fmt(fmt) "arch_timer_mmio: " fmt
+
+#include <linux/clockchips.h>
+#include <linux/interrupt.h>
+#include <linux/io-64-nonatomic-lo-hi.h>
+#include <linux/of_irq.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+
+#include <clocksource/arm_arch_timer.h>
+
+#define CNTTIDR 0x08
+#define CNTTIDR_VIRT(n) (BIT(1) << ((n) * 4))
+
+#define CNTACR(n) (0x40 + ((n) * 4))
+#define CNTACR_RPCT BIT(0)
+#define CNTACR_RVCT BIT(1)
+#define CNTACR_RFRQ BIT(2)
+#define CNTACR_RVOFF BIT(3)
+#define CNTACR_RWVT BIT(4)
+#define CNTACR_RWPT BIT(5)
+
+#define CNTPCT_LO 0x00
+#define CNTVCT_LO 0x08
+#define CNTFRQ 0x10
+#define CNTP_CVAL_LO 0x20
+#define CNTP_CTL 0x2c
+#define CNTV_CVAL_LO 0x30
+#define CNTV_CTL 0x3c
+
+enum arch_timer_access {
+ PHYS_ACCESS,
+ VIRT_ACCESS,
+};
+
+struct arch_timer {
+ struct clock_event_device evt;
+ struct clocksource cs;
+ struct arch_timer_mem *gt_block;
+ void __iomem *base;
+ enum arch_timer_access access;
+ u32 rate;
+};
+
+#define evt_to_arch_timer(e) container_of(e, struct arch_timer, evt)
+#define cs_to_arch_timer(c) container_of(c, struct arch_timer, cs)
+
+static void arch_timer_mmio_write(struct arch_timer *timer,
+ enum arch_timer_reg reg, u64 val)
+{
+ switch (timer->access) {
+ case PHYS_ACCESS:
+ switch (reg) {
+ case ARCH_TIMER_REG_CTRL:
+ writel_relaxed((u32)val, timer->base + CNTP_CTL);
+ return;
+ case ARCH_TIMER_REG_CVAL:
+ /*
+ * Not guaranteed to be atomic, so the timer
+ * must be disabled at this point.
+ */
+ writeq_relaxed(val, timer->base + CNTP_CVAL_LO);
+ return;
+ }
+ break;
+ case VIRT_ACCESS:
+ switch (reg) {
+ case ARCH_TIMER_REG_CTRL:
+ writel_relaxed((u32)val, timer->base + CNTV_CTL);
+ return;
+ case ARCH_TIMER_REG_CVAL:
+ /* Same restriction as above */
+ writeq_relaxed(val, timer->base + CNTV_CVAL_LO);
+ return;
+ }
+ break;
+ }
+
+ /* Should never be here */
+ WARN_ON_ONCE(1);
+}
+
+static u32 arch_timer_mmio_read(struct arch_timer *timer, enum arch_timer_reg reg)
+{
+ switch (timer->access) {
+ case PHYS_ACCESS:
+ switch (reg) {
+ case ARCH_TIMER_REG_CTRL:
+ return readl_relaxed(timer->base + CNTP_CTL);
+ default:
+ break;
+ }
+ break;
+ case VIRT_ACCESS:
+ switch (reg) {
+ case ARCH_TIMER_REG_CTRL:
+ return readl_relaxed(timer->base + CNTV_CTL);
+ default:
+ break;
+ }
+ break;
+ }
+
+ /* Should never be here */
+ WARN_ON_ONCE(1);
+ return 0;
+}
+
+static noinstr u64 arch_counter_mmio_get_cnt(struct arch_timer *t)
+{
+ int offset_lo = t->access == VIRT_ACCESS ? CNTVCT_LO : CNTPCT_LO;
+ u32 cnt_lo, cnt_hi, tmp_hi;
+
+ do {
+ cnt_hi = __le32_to_cpu((__le32 __force)__raw_readl(t->base + offset_lo + 4));
+ cnt_lo = __le32_to_cpu((__le32 __force)__raw_readl(t->base + offset_lo));
+ tmp_hi = __le32_to_cpu((__le32 __force)__raw_readl(t->base + offset_lo + 4));
+ } while (cnt_hi != tmp_hi);
+
+ return ((u64) cnt_hi << 32) | cnt_lo;
+}
+
+static u64 arch_mmio_counter_read(struct clocksource *cs)
+{
+ struct arch_timer *at = cs_to_arch_timer(cs);
+
+ return arch_counter_mmio_get_cnt(at);
+}
+
+static int arch_timer_mmio_shutdown(struct clock_event_device *clk)
+{
+ struct arch_timer *at = evt_to_arch_timer(clk);
+ unsigned long ctrl;
+
+ ctrl = arch_timer_mmio_read(at, ARCH_TIMER_REG_CTRL);
+ ctrl &= ~ARCH_TIMER_CTRL_ENABLE;
+ arch_timer_mmio_write(at, ARCH_TIMER_REG_CTRL, ctrl);
+
+ return 0;
+}
+
+static int arch_timer_mmio_set_next_event(unsigned long evt,
+ struct clock_event_device *clk)
+{
+ struct arch_timer *timer = evt_to_arch_timer(clk);
+ unsigned long ctrl;
+ u64 cnt;
+
+ ctrl = arch_timer_mmio_read(timer, ARCH_TIMER_REG_CTRL);
+
+ /* Timer must be disabled before programming CVAL */
+ if (ctrl & ARCH_TIMER_CTRL_ENABLE) {
+ ctrl &= ~ARCH_TIMER_CTRL_ENABLE;
+ arch_timer_mmio_write(timer, ARCH_TIMER_REG_CTRL, ctrl);
+ }
+
+ ctrl |= ARCH_TIMER_CTRL_ENABLE;
+ ctrl &= ~ARCH_TIMER_CTRL_IT_MASK;
+
+ cnt = arch_counter_mmio_get_cnt(timer);
+
+ arch_timer_mmio_write(timer, ARCH_TIMER_REG_CVAL, evt + cnt);
+ arch_timer_mmio_write(timer, ARCH_TIMER_REG_CTRL, ctrl);
+ return 0;
+}
+
+static irqreturn_t arch_timer_mmio_handler(int irq, void *dev_id)
+{
+ struct clock_event_device *evt = dev_id;
+ struct arch_timer *at = evt_to_arch_timer(evt);
+ unsigned long ctrl;
+
+ ctrl = arch_timer_mmio_read(at, ARCH_TIMER_REG_CTRL);
+ if (ctrl & ARCH_TIMER_CTRL_IT_STAT) {
+ ctrl |= ARCH_TIMER_CTRL_IT_MASK;
+ arch_timer_mmio_write(at, ARCH_TIMER_REG_CTRL, ctrl);
+ evt->event_handler(evt);
+ return IRQ_HANDLED;
+ }
+
+ return IRQ_NONE;
+}
+
+static struct arch_timer_mem_frame *find_best_frame(struct platform_device *pdev)
+{
+ struct arch_timer_mem_frame *frame, *best_frame = NULL;
+ struct arch_timer *at = platform_get_drvdata(pdev);
+ void __iomem *cntctlbase;
+ u32 cnttidr;
+
+ cntctlbase = ioremap(at->gt_block->cntctlbase, at->gt_block->size);
+ if (!cntctlbase) {
+ dev_err(&pdev->dev, "Can't map CNTCTLBase @ %pa\n",
+ &at->gt_block->cntctlbase);
+ return NULL;
+ }
+
+ cnttidr = readl_relaxed(cntctlbase + CNTTIDR);
+
+ /*
+ * Try to find a virtual capable frame. Otherwise fall back to a
+ * physical capable frame.
+ */
+ for (int i = 0; i < ARCH_TIMER_MEM_MAX_FRAMES; i++) {
+ u32 cntacr = CNTACR_RFRQ | CNTACR_RWPT | CNTACR_RPCT |
+ CNTACR_RWVT | CNTACR_RVOFF | CNTACR_RVCT;
+
+ frame = &at->gt_block->frame[i];
+ if (!frame->valid)
+ continue;
+
+ /* Try enabling everything, and see what sticks */
+ writel_relaxed(cntacr, cntctlbase + CNTACR(i));
+ cntacr = readl_relaxed(cntctlbase + CNTACR(i));
+
+ /* Pick a suitable frame for which we have an IRQ */
+ if ((cnttidr & CNTTIDR_VIRT(i)) &&
+ !(~cntacr & (CNTACR_RWVT | CNTACR_RVCT)) &&
+ frame->virt_irq) {
+ best_frame = frame;
+ at->access = VIRT_ACCESS;
+ break;
+ }
+
+ if ((~cntacr & (CNTACR_RWPT | CNTACR_RPCT)) ||
+ !frame->phys_irq)
+ continue;
+
+ at->access = PHYS_ACCESS;
+ best_frame = frame;
+ }
+
+ iounmap(cntctlbase);
+
+ return best_frame;
+}
+
+static void arch_timer_mmio_setup(struct arch_timer *at, int irq)
+{
+ at->evt = (struct clock_event_device) {
+ .features = (CLOCK_EVT_FEAT_ONESHOT |
+ CLOCK_EVT_FEAT_DYNIRQ),
+ .name = "arch_mem_timer",
+ .rating = 400,
+ .cpumask = cpu_possible_mask,
+ .irq = irq,
+ .set_next_event = arch_timer_mmio_set_next_event,
+ .set_state_oneshot_stopped = arch_timer_mmio_shutdown,
+ .set_state_shutdown = arch_timer_mmio_shutdown,
+ };
+
+ at->evt.set_state_shutdown(&at->evt);
+
+ clockevents_config_and_register(&at->evt, at->rate, 0xf,
+ (unsigned long)CLOCKSOURCE_MASK(56));
+
+ enable_irq(at->evt.irq);
+
+ at->cs = (struct clocksource) {
+ .name = "arch_mmio_counter",
+ .rating = 300,
+ .read = arch_mmio_counter_read,
+ .mask = CLOCKSOURCE_MASK(56),
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+ };
+
+ clocksource_register_hz(&at->cs, at->rate);
+}
+
+static int arch_timer_mmio_frame_register(struct platform_device *pdev,
+ struct arch_timer_mem_frame *frame)
+{
+ struct arch_timer *at = platform_get_drvdata(pdev);
+ struct device_node *np = pdev->dev.of_node;
+ int ret, irq;
+ u32 rate;
+
+ if (!devm_request_mem_region(&pdev->dev, frame->cntbase, frame->size,
+ "arch_mem_timer"))
+ return -EBUSY;
+
+ at->base = devm_ioremap(&pdev->dev, frame->cntbase, frame->size);
+ if (!at->base) {
+ dev_err(&pdev->dev, "Can't map frame's registers\n");
+ return -ENXIO;
+ }
+
+ /*
+ * Allow "clock-frequency" to override the probed rate. If neither
+ * lead to something useful, use the CPU timer frequency as the
+ * fallback. The nice thing about that last point is that we woudn't
+ * made it here if we didn't have a valid frequency.
+ */
+ rate = readl_relaxed(at->base + CNTFRQ);
+
+ if (!np || of_property_read_u32(np, "clock-frequency", &at->rate))
+ at->rate = rate;
+
+ if (!at->rate)
+ at->rate = arch_timer_get_rate();
+
+ irq = at->access == VIRT_ACCESS ? frame->virt_irq : frame->phys_irq;
+ ret = devm_request_irq(&pdev->dev, irq, arch_timer_mmio_handler,
+ IRQF_TIMER | IRQF_NO_AUTOEN, "arch_mem_timer",
+ &at->evt);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to request mem timer irq\n");
+ return ret;
+ }
+
+ /* Afer this point, we're not allowed to fail anymore */
+ arch_timer_mmio_setup(at, irq);
+ return 0;
+}
+
+static int of_populate_gt_block(struct platform_device *pdev,
+ struct arch_timer *at)
+{
+ struct resource res;
+
+ if (of_address_to_resource(pdev->dev.of_node, 0, &res))
+ return -EINVAL;
+
+ at->gt_block->cntctlbase = res.start;
+ at->gt_block->size = resource_size(&res);
+
+ for_each_available_child_of_node_scoped(pdev->dev.of_node, frame_node) {
+ struct arch_timer_mem_frame *frame;
+ u32 n;
+
+ if (of_property_read_u32(frame_node, "frame-number", &n)) {
+ dev_err(&pdev->dev, FW_BUG "Missing frame-number\n");
+ return -EINVAL;
+ }
+ if (n >= ARCH_TIMER_MEM_MAX_FRAMES) {
+ dev_err(&pdev->dev,
+ FW_BUG "Wrong frame-number, only 0-%u are permitted\n",
+ ARCH_TIMER_MEM_MAX_FRAMES - 1);
+ return -EINVAL;
+ }
+
+ frame = &at->gt_block->frame[n];
+
+ if (frame->valid) {
+ dev_err(&pdev->dev, FW_BUG "Duplicated frame-number\n");
+ return -EINVAL;
+ }
+
+ if (of_address_to_resource(frame_node, 0, &res))
+ return -EINVAL;
+
+ frame->cntbase = res.start;
+ frame->size = resource_size(&res);
+
+ frame->phys_irq = irq_of_parse_and_map(frame_node, 0);
+ frame->virt_irq = irq_of_parse_and_map(frame_node, 1);
+
+ frame->valid = true;
+ }
+
+ return 0;
+}
+
+static int arch_timer_mmio_probe(struct platform_device *pdev)
+{
+ struct arch_timer_mem_frame *frame;
+ struct arch_timer *at;
+ struct device_node *np;
+ int ret;
+
+ np = pdev->dev.of_node;
+
+ at = devm_kmalloc(&pdev->dev, sizeof(*at), GFP_KERNEL | __GFP_ZERO);
+ if (!at)
+ return -ENOMEM;
+
+ if (np) {
+ at->gt_block = devm_kmalloc(&pdev->dev, sizeof(*at->gt_block),
+ GFP_KERNEL | __GFP_ZERO);
+ if (!at->gt_block)
+ return -ENOMEM;
+ ret = of_populate_gt_block(pdev, at);
+ if (ret)
+ return ret;
+ } else {
+ at->gt_block = dev_get_platdata(&pdev->dev);
+ }
+
+ platform_set_drvdata(pdev, at);
+
+ frame = find_best_frame(pdev);
+ if (!frame) {
+ dev_err(&pdev->dev,
+ "Unable to find a suitable frame in timer @ %pa\n",
+ &at->gt_block->cntctlbase);
+ return -EINVAL;
+ }
+
+ ret = arch_timer_mmio_frame_register(pdev, frame);
+ if (!ret)
+ dev_info(&pdev->dev,
+ "mmio timer running at %lu.%02luMHz (%s)\n",
+ (unsigned long)at->rate / 1000000,
+ (unsigned long)(at->rate / 10000) % 100,
+ at->access == VIRT_ACCESS ? "virt" : "phys");
+
+ return ret;
+}
+
+static const struct of_device_id arch_timer_mmio_of_table[] = {
+ { .compatible = "arm,armv7-timer-mem", },
+ {}
+};
+
+static struct platform_driver arch_timer_mmio_drv = {
+ .driver = {
+ .name = "arch-timer-mmio",
+ .of_match_table = arch_timer_mmio_of_table,
+ .suppress_bind_attrs = true,
+ },
+ .probe = arch_timer_mmio_probe,
+};
+builtin_platform_driver(arch_timer_mmio_drv);
+
+static struct platform_driver arch_timer_mmio_acpi_drv = {
+ .driver = {
+ .name = "gtdt-arm-mmio-timer",
+ .suppress_bind_attrs = true,
+ },
+ .probe = arch_timer_mmio_probe,
+};
+builtin_platform_driver(arch_timer_mmio_acpi_drv);
diff --git a/drivers/clocksource/arm_global_timer.c b/drivers/clocksource/arm_global_timer.c
index 2d86bbc2764a..5e3d6bb7e437 100644
--- a/drivers/clocksource/arm_global_timer.c
+++ b/drivers/clocksource/arm_global_timer.c
@@ -263,14 +263,13 @@ static void __init gt_delay_timer_init(void)
register_current_timer_delay(&gt_delay_timer);
}
-static int __init gt_clocksource_init(void)
+static int __init gt_clocksource_init(unsigned int psv)
{
writel(0, gt_base + GT_CONTROL);
writel(0, gt_base + GT_COUNTER0);
writel(0, gt_base + GT_COUNTER1);
/* set prescaler and enable timer on all the cores */
- writel(FIELD_PREP(GT_CONTROL_PRESCALER_MASK,
- CONFIG_ARM_GT_INITIAL_PRESCALER_VAL - 1) |
+ writel(FIELD_PREP(GT_CONTROL_PRESCALER_MASK, psv - 1) |
GT_CONTROL_TIMER_ENABLE, gt_base + GT_CONTROL);
#ifdef CONFIG_CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK
@@ -338,11 +337,45 @@ static int gt_clk_rate_change_cb(struct notifier_block *nb,
return NOTIFY_DONE;
}
+struct gt_prescaler_config {
+ const char *compatible;
+ unsigned long prescaler;
+};
+
+static const struct gt_prescaler_config gt_prescaler_configs[] = {
+ /*
+ * On am43 the global timer clock is a child of the clock used for CPU
+ * OPPs, so the initial prescaler has to be compatible with all OPPs
+ * which are 300, 600, 720, 800 and 1000 with a fixed divider of 2, this
+ * gives us a GCD of 10. Initial frequency is 1000, so the prescaler is
+ * 50.
+ */
+ { .compatible = "ti,am43", .prescaler = 50 },
+ { .compatible = "xlnx,zynq-7000", .prescaler = 2 },
+ { .compatible = NULL }
+};
+
+static unsigned long gt_get_initial_prescaler_value(struct device_node *np)
+{
+ const struct gt_prescaler_config *config;
+
+ if (CONFIG_ARM_GT_INITIAL_PRESCALER_VAL != 0)
+ return CONFIG_ARM_GT_INITIAL_PRESCALER_VAL;
+
+ for (config = gt_prescaler_configs; config->compatible; config++) {
+ if (of_machine_is_compatible(config->compatible))
+ return config->prescaler;
+ }
+
+ return 1;
+}
+
static int __init global_timer_of_register(struct device_node *np)
{
struct clk *gt_clk;
static unsigned long gt_clk_rate;
int err;
+ unsigned long psv;
/*
* In A9 r2p0 the comparators for each processor with the global timer
@@ -378,8 +411,9 @@ static int __init global_timer_of_register(struct device_node *np)
goto out_unmap;
}
+ psv = gt_get_initial_prescaler_value(np);
gt_clk_rate = clk_get_rate(gt_clk);
- gt_target_rate = gt_clk_rate / CONFIG_ARM_GT_INITIAL_PRESCALER_VAL;
+ gt_target_rate = gt_clk_rate / psv;
gt_clk_rate_change_nb.notifier_call =
gt_clk_rate_change_cb;
err = clk_notifier_register(gt_clk, &gt_clk_rate_change_nb);
@@ -404,7 +438,7 @@ static int __init global_timer_of_register(struct device_node *np)
}
/* Register and immediately configure the timer on the boot CPU */
- err = gt_clocksource_init();
+ err = gt_clocksource_init(psv);
if (err)
goto out_irq;
diff --git a/drivers/clocksource/clps711x-timer.c b/drivers/clocksource/clps711x-timer.c
index e95fdc49c226..bbceb0289d45 100644
--- a/drivers/clocksource/clps711x-timer.c
+++ b/drivers/clocksource/clps711x-timer.c
@@ -78,24 +78,33 @@ static int __init clps711x_timer_init(struct device_node *np)
unsigned int irq = irq_of_parse_and_map(np, 0);
struct clk *clock = of_clk_get(np, 0);
void __iomem *base = of_iomap(np, 0);
+ int ret = 0;
if (!base)
return -ENOMEM;
- if (!irq)
- return -EINVAL;
- if (IS_ERR(clock))
- return PTR_ERR(clock);
+ if (!irq) {
+ ret = -EINVAL;
+ goto unmap_io;
+ }
+ if (IS_ERR(clock)) {
+ ret = PTR_ERR(clock);
+ goto unmap_io;
+ }
switch (of_alias_get_id(np, "timer")) {
case CLPS711X_CLKSRC_CLOCKSOURCE:
clps711x_clksrc_init(clock, base);
break;
case CLPS711X_CLKSRC_CLOCKEVENT:
- return _clps711x_clkevt_init(clock, base, irq);
+ ret = _clps711x_clkevt_init(clock, base, irq);
+ break;
default:
- return -EINVAL;
+ ret = -EINVAL;
+ break;
}
- return 0;
+unmap_io:
+ iounmap(base);
+ return ret;
}
TIMER_OF_DECLARE(clps711x, "cirrus,ep7209-timer", clps711x_timer_init);
diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c
index 2edc13ca184e..10356d4ec55c 100644
--- a/drivers/clocksource/hyperv_timer.c
+++ b/drivers/clocksource/hyperv_timer.c
@@ -549,14 +549,22 @@ static void __init hv_init_tsc_clocksource(void)
union hv_reference_tsc_msr tsc_msr;
/*
+ * When running as a guest partition:
+ *
* If Hyper-V offers TSC_INVARIANT, then the virtualized TSC correctly
* handles frequency and offset changes due to live migration,
* pause/resume, and other VM management operations. So lower the
* Hyper-V Reference TSC rating, causing the generic TSC to be used.
* TSC_INVARIANT is not offered on ARM64, so the Hyper-V Reference
* TSC will be preferred over the virtualized ARM64 arch counter.
+ *
+ * When running as the root partition:
+ *
+ * There is no HV_ACCESS_TSC_INVARIANT feature. Always lower the rating
+ * of the Hyper-V Reference TSC.
*/
- if (ms_hyperv.features & HV_ACCESS_TSC_INVARIANT) {
+ if ((ms_hyperv.features & HV_ACCESS_TSC_INVARIANT) ||
+ hv_root_partition()) {
hyperv_cs_tsc.rating = 250;
hyperv_cs_msr.rating = 245;
}
diff --git a/drivers/clocksource/ingenic-sysost.c b/drivers/clocksource/ingenic-sysost.c
index cb6fc2f152d4..e79cfb0b8e05 100644
--- a/drivers/clocksource/ingenic-sysost.c
+++ b/drivers/clocksource/ingenic-sysost.c
@@ -127,18 +127,23 @@ static u8 ingenic_ost_get_prescale(unsigned long rate, unsigned long req_rate)
return 2; /* /16 divider */
}
-static long ingenic_ost_round_rate(struct clk_hw *hw, unsigned long req_rate,
- unsigned long *parent_rate)
+static int ingenic_ost_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned long rate = *parent_rate;
+ unsigned long rate = req->best_parent_rate;
u8 prescale;
- if (req_rate > rate)
- return rate;
+ if (req->rate > rate) {
+ req->rate = rate;
- prescale = ingenic_ost_get_prescale(rate, req_rate);
+ return 0;
+ }
+
+ prescale = ingenic_ost_get_prescale(rate, req->rate);
- return rate >> (prescale * 2);
+ req->rate = rate >> (prescale * 2);
+
+ return 0;
}
static int ingenic_ost_percpu_timer_set_rate(struct clk_hw *hw, unsigned long req_rate,
@@ -175,14 +180,14 @@ static int ingenic_ost_global_timer_set_rate(struct clk_hw *hw, unsigned long re
static const struct clk_ops ingenic_ost_percpu_timer_ops = {
.recalc_rate = ingenic_ost_percpu_timer_recalc_rate,
- .round_rate = ingenic_ost_round_rate,
- .set_rate = ingenic_ost_percpu_timer_set_rate,
+ .determine_rate = ingenic_ost_determine_rate,
+ .set_rate = ingenic_ost_percpu_timer_set_rate,
};
static const struct clk_ops ingenic_ost_global_timer_ops = {
.recalc_rate = ingenic_ost_global_timer_recalc_rate,
- .round_rate = ingenic_ost_round_rate,
- .set_rate = ingenic_ost_global_timer_set_rate,
+ .determine_rate = ingenic_ost_determine_rate,
+ .set_rate = ingenic_ost_global_timer_set_rate,
};
static const char * const ingenic_ost_clk_parents[] = { "ext" };
diff --git a/drivers/clocksource/scx200_hrt.c b/drivers/clocksource/scx200_hrt.c
index c3536fffbe9a..5a99801a1657 100644
--- a/drivers/clocksource/scx200_hrt.c
+++ b/drivers/clocksource/scx200_hrt.c
@@ -52,6 +52,7 @@ static struct clocksource cs_hrt = {
.mask = CLOCKSOURCE_MASK(32),
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
/* mult, shift are set based on mhz27 flag */
+ .owner = THIS_MODULE,
};
static int __init init_hrt_clocksource(void)
diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c
index b72b36e0abed..791b298c995b 100644
--- a/drivers/clocksource/sh_cmt.c
+++ b/drivers/clocksource/sh_cmt.c
@@ -355,14 +355,6 @@ static int sh_cmt_enable(struct sh_cmt_channel *ch)
dev_pm_syscore_device(&ch->cmt->pdev->dev, true);
- /* enable clock */
- ret = clk_enable(ch->cmt->clk);
- if (ret) {
- dev_err(&ch->cmt->pdev->dev, "ch%u: cannot enable clock\n",
- ch->index);
- goto err0;
- }
-
/* make sure channel is disabled */
sh_cmt_start_stop_ch(ch, 0);
@@ -384,19 +376,12 @@ static int sh_cmt_enable(struct sh_cmt_channel *ch)
if (ret || sh_cmt_read_cmcnt(ch)) {
dev_err(&ch->cmt->pdev->dev, "ch%u: cannot clear CMCNT\n",
ch->index);
- ret = -ETIMEDOUT;
- goto err1;
+ return -ETIMEDOUT;
}
/* enable channel */
sh_cmt_start_stop_ch(ch, 1);
return 0;
- err1:
- /* stop clock */
- clk_disable(ch->cmt->clk);
-
- err0:
- return ret;
}
static void sh_cmt_disable(struct sh_cmt_channel *ch)
@@ -407,9 +392,6 @@ static void sh_cmt_disable(struct sh_cmt_channel *ch)
/* disable interrupts in CMT block */
sh_cmt_write_cmcsr(ch, 0);
- /* stop clock */
- clk_disable(ch->cmt->clk);
-
dev_pm_syscore_device(&ch->cmt->pdev->dev, false);
}
@@ -578,37 +560,68 @@ static irqreturn_t sh_cmt_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static int sh_cmt_start(struct sh_cmt_channel *ch, unsigned long flag)
+static int sh_cmt_start_clocksource(struct sh_cmt_channel *ch)
{
int ret = 0;
unsigned long flags;
- if (flag & FLAG_CLOCKSOURCE)
- pm_runtime_get_sync(&ch->cmt->pdev->dev);
-
raw_spin_lock_irqsave(&ch->lock, flags);
- if (!(ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE))) {
- if (flag & FLAG_CLOCKEVENT)
- pm_runtime_get_sync(&ch->cmt->pdev->dev);
+ if (!(ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE)))
ret = sh_cmt_enable(ch);
- }
if (ret)
goto out;
- ch->flags |= flag;
+
+ ch->flags |= FLAG_CLOCKSOURCE;
/* setup timeout if no clockevent */
- if (ch->cmt->num_channels == 1 &&
- flag == FLAG_CLOCKSOURCE && (!(ch->flags & FLAG_CLOCKEVENT)))
+ if (ch->cmt->num_channels == 1 && !(ch->flags & FLAG_CLOCKEVENT))
__sh_cmt_set_next(ch, ch->max_match_value);
+out:
+ raw_spin_unlock_irqrestore(&ch->lock, flags);
+
+ return ret;
+}
+
+static void sh_cmt_stop_clocksource(struct sh_cmt_channel *ch)
+{
+ unsigned long flags;
+ unsigned long f;
+
+ raw_spin_lock_irqsave(&ch->lock, flags);
+
+ f = ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE);
+
+ ch->flags &= ~FLAG_CLOCKSOURCE;
+
+ if (f && !(ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE)))
+ sh_cmt_disable(ch);
+
+ raw_spin_unlock_irqrestore(&ch->lock, flags);
+}
+
+static int sh_cmt_start_clockevent(struct sh_cmt_channel *ch)
+{
+ int ret = 0;
+ unsigned long flags;
+
+ raw_spin_lock_irqsave(&ch->lock, flags);
+
+ if (!(ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE)))
+ ret = sh_cmt_enable(ch);
+
+ if (ret)
+ goto out;
+
+ ch->flags |= FLAG_CLOCKEVENT;
out:
raw_spin_unlock_irqrestore(&ch->lock, flags);
return ret;
}
-static void sh_cmt_stop(struct sh_cmt_channel *ch, unsigned long flag)
+static void sh_cmt_stop_clockevent(struct sh_cmt_channel *ch)
{
unsigned long flags;
unsigned long f;
@@ -616,22 +629,17 @@ static void sh_cmt_stop(struct sh_cmt_channel *ch, unsigned long flag)
raw_spin_lock_irqsave(&ch->lock, flags);
f = ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE);
- ch->flags &= ~flag;
- if (f && !(ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE))) {
+ ch->flags &= ~FLAG_CLOCKEVENT;
+
+ if (f && !(ch->flags & (FLAG_CLOCKEVENT | FLAG_CLOCKSOURCE)))
sh_cmt_disable(ch);
- if (flag & FLAG_CLOCKEVENT)
- pm_runtime_put(&ch->cmt->pdev->dev);
- }
/* adjust the timeout to maximum if only clocksource left */
- if ((flag == FLAG_CLOCKEVENT) && (ch->flags & FLAG_CLOCKSOURCE))
+ if (ch->flags & FLAG_CLOCKSOURCE)
__sh_cmt_set_next(ch, ch->max_match_value);
raw_spin_unlock_irqrestore(&ch->lock, flags);
-
- if (flag & FLAG_CLOCKSOURCE)
- pm_runtime_put(&ch->cmt->pdev->dev);
}
static struct sh_cmt_channel *cs_to_sh_cmt(struct clocksource *cs)
@@ -672,7 +680,7 @@ static int sh_cmt_clocksource_enable(struct clocksource *cs)
ch->total_cycles = 0;
- ret = sh_cmt_start(ch, FLAG_CLOCKSOURCE);
+ ret = sh_cmt_start_clocksource(ch);
if (!ret)
ch->cs_enabled = true;
@@ -685,7 +693,7 @@ static void sh_cmt_clocksource_disable(struct clocksource *cs)
WARN_ON(!ch->cs_enabled);
- sh_cmt_stop(ch, FLAG_CLOCKSOURCE);
+ sh_cmt_stop_clocksource(ch);
ch->cs_enabled = false;
}
@@ -696,7 +704,7 @@ static void sh_cmt_clocksource_suspend(struct clocksource *cs)
if (!ch->cs_enabled)
return;
- sh_cmt_stop(ch, FLAG_CLOCKSOURCE);
+ sh_cmt_stop_clocksource(ch);
dev_pm_genpd_suspend(&ch->cmt->pdev->dev);
}
@@ -708,7 +716,7 @@ static void sh_cmt_clocksource_resume(struct clocksource *cs)
return;
dev_pm_genpd_resume(&ch->cmt->pdev->dev);
- sh_cmt_start(ch, FLAG_CLOCKSOURCE);
+ sh_cmt_start_clocksource(ch);
}
static int sh_cmt_register_clocksource(struct sh_cmt_channel *ch,
@@ -740,7 +748,7 @@ static struct sh_cmt_channel *ced_to_sh_cmt(struct clock_event_device *ced)
static void sh_cmt_clock_event_start(struct sh_cmt_channel *ch, int periodic)
{
- sh_cmt_start(ch, FLAG_CLOCKEVENT);
+ sh_cmt_start_clockevent(ch);
if (periodic)
sh_cmt_set_next(ch, ((ch->cmt->rate + HZ/2) / HZ) - 1);
@@ -752,7 +760,7 @@ static int sh_cmt_clock_event_shutdown(struct clock_event_device *ced)
{
struct sh_cmt_channel *ch = ced_to_sh_cmt(ced);
- sh_cmt_stop(ch, FLAG_CLOCKEVENT);
+ sh_cmt_stop_clockevent(ch);
return 0;
}
@@ -763,7 +771,7 @@ static int sh_cmt_clock_event_set_state(struct clock_event_device *ced,
/* deal with old setting first */
if (clockevent_state_oneshot(ced) || clockevent_state_periodic(ced))
- sh_cmt_stop(ch, FLAG_CLOCKEVENT);
+ sh_cmt_stop_clockevent(ch);
dev_info(&ch->cmt->pdev->dev, "ch%u: used for %s clock events\n",
ch->index, periodic ? "periodic" : "oneshot");
@@ -1100,8 +1108,6 @@ static int sh_cmt_setup(struct sh_cmt_device *cmt, struct platform_device *pdev)
mask &= ~(1 << hwidx);
}
- clk_disable(cmt->clk);
-
platform_set_drvdata(pdev, cmt);
return 0;
@@ -1149,8 +1155,6 @@ static int sh_cmt_probe(struct platform_device *pdev)
out:
if (cmt->has_clockevent || cmt->has_clocksource)
pm_runtime_irq_safe(&pdev->dev);
- else
- pm_runtime_idle(&pdev->dev);
return 0;
}
diff --git a/drivers/clocksource/timer-armada-370-xp.c b/drivers/clocksource/timer-armada-370-xp.c
index 54284c1c0651..f2b4cc40db93 100644
--- a/drivers/clocksource/timer-armada-370-xp.c
+++ b/drivers/clocksource/timer-armada-370-xp.c
@@ -207,14 +207,14 @@ static int armada_370_xp_timer_dying_cpu(unsigned int cpu)
static u32 timer0_ctrl_reg, timer0_local_ctrl_reg;
-static int armada_370_xp_timer_suspend(void)
+static int armada_370_xp_timer_suspend(void *data)
{
timer0_ctrl_reg = readl(timer_base + TIMER_CTRL_OFF);
timer0_local_ctrl_reg = readl(local_base + TIMER_CTRL_OFF);
return 0;
}
-static void armada_370_xp_timer_resume(void)
+static void armada_370_xp_timer_resume(void *data)
{
writel(0xffffffff, timer_base + TIMER0_VAL_OFF);
writel(0xffffffff, timer_base + TIMER0_RELOAD_OFF);
@@ -222,11 +222,15 @@ static void armada_370_xp_timer_resume(void)
writel(timer0_local_ctrl_reg, local_base + TIMER_CTRL_OFF);
}
-static struct syscore_ops armada_370_xp_timer_syscore_ops = {
+static const struct syscore_ops armada_370_xp_timer_syscore_ops = {
.suspend = armada_370_xp_timer_suspend,
.resume = armada_370_xp_timer_resume,
};
+static struct syscore armada_370_xp_timer_syscore = {
+ .ops = &armada_370_xp_timer_syscore_ops,
+};
+
static unsigned long armada_370_delay_timer_read(void)
{
return ~readl(timer_base + TIMER0_VAL_OFF);
@@ -324,7 +328,7 @@ static int __init armada_370_xp_timer_common_init(struct device_node *np)
return res;
}
- register_syscore_ops(&armada_370_xp_timer_syscore_ops);
+ register_syscore(&armada_370_xp_timer_syscore);
return 0;
}
diff --git a/drivers/clocksource/timer-cs5535.c b/drivers/clocksource/timer-cs5535.c
index d47acfe848ae..8af666c39890 100644
--- a/drivers/clocksource/timer-cs5535.c
+++ b/drivers/clocksource/timer-cs5535.c
@@ -101,6 +101,7 @@ static struct clock_event_device cs5535_clockevent = {
.tick_resume = mfgpt_shutdown,
.set_next_event = mfgpt_next_event,
.rating = 250,
+ .owner = THIS_MODULE,
};
static irqreturn_t mfgpt_tick(int irq, void *dev_id)
diff --git a/drivers/clocksource/timer-econet-en751221.c b/drivers/clocksource/timer-econet-en751221.c
index 3b449fdaafee..4008076b1a21 100644
--- a/drivers/clocksource/timer-econet-en751221.c
+++ b/drivers/clocksource/timer-econet-en751221.c
@@ -146,7 +146,7 @@ static int __init cevt_init(struct device_node *np)
for_each_possible_cpu(i) {
struct clock_event_device *cd = &per_cpu(econet_timer_pcpu, i);
- cd->rating = 310,
+ cd->rating = 310;
cd->features = CLOCK_EVT_FEAT_ONESHOT |
CLOCK_EVT_FEAT_C3STOP |
CLOCK_EVT_FEAT_PERCPU;
diff --git a/drivers/clocksource/timer-nxp-pit.c b/drivers/clocksource/timer-nxp-pit.c
new file mode 100644
index 000000000000..d1740f18f718
--- /dev/null
+++ b/drivers/clocksource/timer-nxp-pit.c
@@ -0,0 +1,383 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2012-2013 Freescale Semiconductor, Inc.
+ * Copyright 2018,2021-2025 NXP
+ */
+#include <linux/interrupt.h>
+#include <linux/clockchips.h>
+#include <linux/cpuhotplug.h>
+#include <linux/clk.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/sched_clock.h>
+#include <linux/platform_device.h>
+
+/*
+ * Each pit takes 0x10 Bytes register space
+ */
+#define PIT0_OFFSET 0x100
+#define PIT_CH(n) (PIT0_OFFSET + 0x10 * (n))
+
+#define PITMCR(__base) (__base)
+
+#define PITMCR_FRZ BIT(0)
+#define PITMCR_MDIS BIT(1)
+
+#define PITLDVAL(__base) (__base)
+#define PITTCTRL(__base) ((__base) + 0x08)
+
+#define PITCVAL_OFFSET 0x04
+#define PITCVAL(__base) ((__base) + 0x04)
+
+#define PITTCTRL_TEN BIT(0)
+#define PITTCTRL_TIE BIT(1)
+
+#define PITTFLG(__base) ((__base) + 0x0c)
+
+#define PITTFLG_TIF BIT(0)
+
+struct pit_timer {
+ void __iomem *clksrc_base;
+ void __iomem *clkevt_base;
+ struct clock_event_device ced;
+ struct clocksource cs;
+ int rate;
+};
+
+struct pit_timer_data {
+ int max_pit_instances;
+};
+
+static DEFINE_PER_CPU(struct pit_timer *, pit_timers);
+
+/*
+ * Global structure for multiple PITs initialization
+ */
+static int pit_instances;
+static int max_pit_instances = 1;
+
+static void __iomem *sched_clock_base;
+
+static inline struct pit_timer *ced_to_pit(struct clock_event_device *ced)
+{
+ return container_of(ced, struct pit_timer, ced);
+}
+
+static inline struct pit_timer *cs_to_pit(struct clocksource *cs)
+{
+ return container_of(cs, struct pit_timer, cs);
+}
+
+static inline void pit_module_enable(void __iomem *base)
+{
+ writel(0, PITMCR(base));
+}
+
+static inline void pit_module_disable(void __iomem *base)
+{
+ writel(PITMCR_MDIS, PITMCR(base));
+}
+
+static inline void pit_timer_enable(void __iomem *base, bool tie)
+{
+ u32 val = PITTCTRL_TEN | (tie ? PITTCTRL_TIE : 0);
+
+ writel(val, PITTCTRL(base));
+}
+
+static inline void pit_timer_disable(void __iomem *base)
+{
+ writel(0, PITTCTRL(base));
+}
+
+static inline void pit_timer_set_counter(void __iomem *base, unsigned int cnt)
+{
+ writel(cnt, PITLDVAL(base));
+}
+
+static inline void pit_timer_irqack(struct pit_timer *pit)
+{
+ writel(PITTFLG_TIF, PITTFLG(pit->clkevt_base));
+}
+
+static u64 notrace pit_read_sched_clock(void)
+{
+ return ~readl(sched_clock_base);
+}
+
+static u64 pit_timer_clocksource_read(struct clocksource *cs)
+{
+ struct pit_timer *pit = cs_to_pit(cs);
+
+ return (u64)~readl(PITCVAL(pit->clksrc_base));
+}
+
+static int pit_clocksource_init(struct pit_timer *pit, const char *name,
+ void __iomem *base, unsigned long rate)
+{
+ /*
+ * The channels 0 and 1 can be chained to build a 64-bit
+ * timer. Let's use the channel 2 as a clocksource and leave
+ * the channels 0 and 1 unused for anyone else who needs them
+ */
+ pit->clksrc_base = base + PIT_CH(2);
+ pit->cs.name = name;
+ pit->cs.rating = 300;
+ pit->cs.read = pit_timer_clocksource_read;
+ pit->cs.mask = CLOCKSOURCE_MASK(32);
+ pit->cs.flags = CLOCK_SOURCE_IS_CONTINUOUS;
+
+ /* set the max load value and start the clock source counter */
+ pit_timer_disable(pit->clksrc_base);
+ pit_timer_set_counter(pit->clksrc_base, ~0);
+ pit_timer_enable(pit->clksrc_base, 0);
+
+ sched_clock_base = pit->clksrc_base + PITCVAL_OFFSET;
+ sched_clock_register(pit_read_sched_clock, 32, rate);
+
+ return clocksource_register_hz(&pit->cs, rate);
+}
+
+static int pit_set_next_event(unsigned long delta, struct clock_event_device *ced)
+{
+ struct pit_timer *pit = ced_to_pit(ced);
+
+ /*
+ * set a new value to PITLDVAL register will not restart the timer,
+ * to abort the current cycle and start a timer period with the new
+ * value, the timer must be disabled and enabled again.
+ * and the PITLAVAL should be set to delta minus one according to pit
+ * hardware requirement.
+ */
+ pit_timer_disable(pit->clkevt_base);
+ pit_timer_set_counter(pit->clkevt_base, delta - 1);
+ pit_timer_enable(pit->clkevt_base, true);
+
+ return 0;
+}
+
+static int pit_shutdown(struct clock_event_device *ced)
+{
+ struct pit_timer *pit = ced_to_pit(ced);
+
+ pit_timer_disable(pit->clkevt_base);
+
+ return 0;
+}
+
+static int pit_set_periodic(struct clock_event_device *ced)
+{
+ struct pit_timer *pit = ced_to_pit(ced);
+
+ pit_set_next_event(pit->rate / HZ, ced);
+
+ return 0;
+}
+
+static irqreturn_t pit_timer_interrupt(int irq, void *dev_id)
+{
+ struct clock_event_device *ced = dev_id;
+ struct pit_timer *pit = ced_to_pit(ced);
+
+ pit_timer_irqack(pit);
+
+ /*
+ * pit hardware doesn't support oneshot, it will generate an interrupt
+ * and reload the counter value from PITLDVAL when PITCVAL reach zero,
+ * and start the counter again. So software need to disable the timer
+ * to stop the counter loop in ONESHOT mode.
+ */
+ if (likely(clockevent_state_oneshot(ced)))
+ pit_timer_disable(pit->clkevt_base);
+
+ ced->event_handler(ced);
+
+ return IRQ_HANDLED;
+}
+
+static int pit_clockevent_per_cpu_init(struct pit_timer *pit, const char *name,
+ void __iomem *base, unsigned long rate,
+ int irq, unsigned int cpu)
+{
+ int ret;
+
+ /*
+ * The channels 0 and 1 can be chained to build a 64-bit
+ * timer. Let's use the channel 3 as a clockevent and leave
+ * the channels 0 and 1 unused for anyone else who needs them
+ */
+ pit->clkevt_base = base + PIT_CH(3);
+ pit->rate = rate;
+
+ pit_timer_disable(pit->clkevt_base);
+
+ pit_timer_irqack(pit);
+
+ ret = request_irq(irq, pit_timer_interrupt, IRQF_TIMER | IRQF_NOBALANCING,
+ name, &pit->ced);
+ if (ret)
+ return ret;
+
+ pit->ced.cpumask = cpumask_of(cpu);
+ pit->ced.irq = irq;
+
+ pit->ced.name = name;
+ pit->ced.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT;
+ pit->ced.set_state_shutdown = pit_shutdown;
+ pit->ced.set_state_periodic = pit_set_periodic;
+ pit->ced.set_next_event = pit_set_next_event;
+ pit->ced.rating = 300;
+
+ per_cpu(pit_timers, cpu) = pit;
+
+ return 0;
+}
+
+static void pit_clockevent_per_cpu_exit(struct pit_timer *pit, unsigned int cpu)
+{
+ pit_timer_disable(pit->clkevt_base);
+ free_irq(pit->ced.irq, &pit->ced);
+ per_cpu(pit_timers, cpu) = NULL;
+}
+
+static int pit_clockevent_starting_cpu(unsigned int cpu)
+{
+ struct pit_timer *pit = per_cpu(pit_timers, cpu);
+ int ret;
+
+ if (!pit)
+ return 0;
+
+ ret = irq_force_affinity(pit->ced.irq, cpumask_of(cpu));
+ if (ret) {
+ pit_clockevent_per_cpu_exit(pit, cpu);
+ return ret;
+ }
+
+ /*
+ * The value for the LDVAL register trigger is calculated as:
+ * LDVAL trigger = (period / clock period) - 1
+ * The pit is a 32-bit down count timer, when the counter value
+ * reaches 0, it will generate an interrupt, thus the minimal
+ * LDVAL trigger value is 1. And then the min_delta is
+ * minimal LDVAL trigger value + 1, and the max_delta is full 32-bit.
+ */
+ clockevents_config_and_register(&pit->ced, pit->rate, 2, 0xffffffff);
+
+ return 0;
+}
+
+static int pit_timer_init(struct device_node *np)
+{
+ struct pit_timer *pit;
+ struct clk *pit_clk;
+ void __iomem *timer_base;
+ const char *name = of_node_full_name(np);
+ unsigned long clk_rate;
+ int irq, ret;
+
+ pit = kzalloc(sizeof(*pit), GFP_KERNEL);
+ if (!pit)
+ return -ENOMEM;
+
+ ret = -ENXIO;
+ timer_base = of_iomap(np, 0);
+ if (!timer_base) {
+ pr_err("Failed to iomap\n");
+ goto out_kfree;
+ }
+
+ ret = -EINVAL;
+ irq = irq_of_parse_and_map(np, 0);
+ if (irq <= 0) {
+ pr_err("Failed to irq_of_parse_and_map\n");
+ goto out_iounmap;
+ }
+
+ pit_clk = of_clk_get(np, 0);
+ if (IS_ERR(pit_clk)) {
+ ret = PTR_ERR(pit_clk);
+ goto out_irq_dispose_mapping;
+ }
+
+ ret = clk_prepare_enable(pit_clk);
+ if (ret)
+ goto out_clk_put;
+
+ clk_rate = clk_get_rate(pit_clk);
+
+ pit_module_disable(timer_base);
+
+ ret = pit_clocksource_init(pit, name, timer_base, clk_rate);
+ if (ret) {
+ pr_err("Failed to initialize clocksource '%pOF'\n", np);
+ goto out_pit_module_disable;
+ }
+
+ ret = pit_clockevent_per_cpu_init(pit, name, timer_base, clk_rate, irq, pit_instances);
+ if (ret) {
+ pr_err("Failed to initialize clockevent '%pOF'\n", np);
+ goto out_pit_clocksource_unregister;
+ }
+
+ /* enable the pit module */
+ pit_module_enable(timer_base);
+
+ pit_instances++;
+
+ if (pit_instances == max_pit_instances) {
+ ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "PIT timer:starting",
+ pit_clockevent_starting_cpu, NULL);
+ if (ret < 0)
+ goto out_pit_clocksource_unregister;
+ }
+
+ return 0;
+
+out_pit_clocksource_unregister:
+ clocksource_unregister(&pit->cs);
+out_pit_module_disable:
+ pit_module_disable(timer_base);
+ clk_disable_unprepare(pit_clk);
+out_clk_put:
+ clk_put(pit_clk);
+out_irq_dispose_mapping:
+ irq_dispose_mapping(irq);
+out_iounmap:
+ iounmap(timer_base);
+out_kfree:
+ kfree(pit);
+
+ return ret;
+}
+
+static int pit_timer_probe(struct platform_device *pdev)
+{
+ const struct pit_timer_data *pit_timer_data;
+
+ pit_timer_data = of_device_get_match_data(&pdev->dev);
+ if (pit_timer_data)
+ max_pit_instances = pit_timer_data->max_pit_instances;
+
+ return pit_timer_init(pdev->dev.of_node);
+}
+
+static struct pit_timer_data s32g2_data = { .max_pit_instances = 2 };
+
+static const struct of_device_id pit_timer_of_match[] = {
+ { .compatible = "nxp,s32g2-pit", .data = &s32g2_data },
+ { }
+};
+MODULE_DEVICE_TABLE(of, pit_timer_of_match);
+
+static struct platform_driver nxp_pit_driver = {
+ .driver = {
+ .name = "nxp-pit",
+ .of_match_table = pit_timer_of_match,
+ .suppress_bind_attrs = true,
+ },
+ .probe = pit_timer_probe,
+};
+builtin_platform_driver(nxp_pit_driver);
+
+TIMER_OF_DECLARE(vf610, "fsl,vf610-pit", pit_timer_init);
diff --git a/drivers/clocksource/timer-nxp-stm.c b/drivers/clocksource/timer-nxp-stm.c
index d7ccf9001729..1ab907233f48 100644
--- a/drivers/clocksource/timer-nxp-stm.c
+++ b/drivers/clocksource/timer-nxp-stm.c
@@ -177,15 +177,15 @@ static void nxp_stm_clocksource_resume(struct clocksource *cs)
nxp_stm_clocksource_enable(cs);
}
-static void __init devm_clocksource_unregister(void *data)
+static void devm_clocksource_unregister(void *data)
{
struct stm_timer *stm_timer = data;
clocksource_unregister(&stm_timer->cs);
}
-static int __init nxp_stm_clocksource_init(struct device *dev, struct stm_timer *stm_timer,
- const char *name, void __iomem *base, struct clk *clk)
+static int nxp_stm_clocksource_init(struct device *dev, struct stm_timer *stm_timer,
+ const char *name, void __iomem *base, struct clk *clk)
{
int ret;
@@ -201,16 +201,15 @@ static int __init nxp_stm_clocksource_init(struct device *dev, struct stm_timer
stm_timer->cs.resume = nxp_stm_clocksource_resume;
stm_timer->cs.mask = CLOCKSOURCE_MASK(32);
stm_timer->cs.flags = CLOCK_SOURCE_IS_CONTINUOUS;
+ stm_timer->cs.owner = THIS_MODULE;
ret = clocksource_register_hz(&stm_timer->cs, stm_timer->rate);
if (ret)
return ret;
ret = devm_add_action_or_reset(dev, devm_clocksource_unregister, stm_timer);
- if (ret) {
- clocksource_unregister(&stm_timer->cs);
+ if (ret)
return ret;
- }
stm_sched_clock = stm_timer;
@@ -297,9 +296,9 @@ static void nxp_stm_clockevent_resume(struct clock_event_device *ced)
nxp_stm_module_get(stm_timer);
}
-static int __init nxp_stm_clockevent_per_cpu_init(struct device *dev, struct stm_timer *stm_timer,
- const char *name, void __iomem *base, int irq,
- struct clk *clk, int cpu)
+static int nxp_stm_clockevent_per_cpu_init(struct device *dev, struct stm_timer *stm_timer,
+ const char *name, void __iomem *base, int irq,
+ struct clk *clk, int cpu)
{
stm_timer->base = base;
stm_timer->rate = clk_get_rate(clk);
@@ -314,6 +313,7 @@ static int __init nxp_stm_clockevent_per_cpu_init(struct device *dev, struct stm
stm_timer->ced.cpumask = cpumask_of(cpu);
stm_timer->ced.rating = 460;
stm_timer->ced.irq = irq;
+ stm_timer->ced.owner = THIS_MODULE;
per_cpu(stm_timers, cpu) = stm_timer;
@@ -386,7 +386,7 @@ static irqreturn_t nxp_stm_module_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static int __init nxp_stm_timer_probe(struct platform_device *pdev)
+static int nxp_stm_timer_probe(struct platform_device *pdev)
{
struct stm_timer *stm_timer;
struct device *dev = &pdev->dev;
@@ -482,14 +482,15 @@ static const struct of_device_id nxp_stm_of_match[] = {
};
MODULE_DEVICE_TABLE(of, nxp_stm_of_match);
-static struct platform_driver nxp_stm_probe = {
+static struct platform_driver nxp_stm_driver = {
.probe = nxp_stm_timer_probe,
.driver = {
.name = "nxp-stm",
.of_match_table = nxp_stm_of_match,
+ .suppress_bind_attrs = true,
},
};
-module_platform_driver(nxp_stm_probe);
+builtin_platform_driver(nxp_stm_driver);
MODULE_DESCRIPTION("NXP System Timer Module driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clocksource/timer-ralink.c b/drivers/clocksource/timer-ralink.c
index 6ecdb4228f76..68434d9ed910 100644
--- a/drivers/clocksource/timer-ralink.c
+++ b/drivers/clocksource/timer-ralink.c
@@ -130,14 +130,15 @@ static int __init ralink_systick_init(struct device_node *np)
systick.dev.irq = irq_of_parse_and_map(np, 0);
if (!systick.dev.irq) {
pr_err("%pOFn: request_irq failed", np);
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_iounmap;
}
ret = clocksource_mmio_init(systick.membase + SYSTICK_COUNT, np->name,
SYSTICK_FREQ, 301, 16,
clocksource_mmio_readl_up);
if (ret)
- return ret;
+ goto err_free_irq;
clockevents_register_device(&systick.dev);
@@ -145,6 +146,12 @@ static int __init ralink_systick_init(struct device_node *np)
np, systick.dev.mult, systick.dev.shift);
return 0;
+
+err_free_irq:
+ irq_dispose_mapping(systick.dev.irq);
+err_iounmap:
+ iounmap(systick.membase);
+ return ret;
}
TIMER_OF_DECLARE(systick, "ralink,cevt-systick", ralink_systick_init);
diff --git a/drivers/clocksource/timer-rda.c b/drivers/clocksource/timer-rda.c
index fd1199c189bf..0be8e05970e2 100644
--- a/drivers/clocksource/timer-rda.c
+++ b/drivers/clocksource/timer-rda.c
@@ -13,6 +13,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/sched_clock.h>
#include "timer-of.h"
@@ -153,7 +154,7 @@ static struct timer_of rda_ostimer_of = {
},
};
-static u64 rda_hwtimer_read(struct clocksource *cs)
+static u64 rda_hwtimer_clocksource_read(void)
{
void __iomem *base = timer_of_base(&rda_ostimer_of);
u32 lo, hi;
@@ -167,6 +168,11 @@ static u64 rda_hwtimer_read(struct clocksource *cs)
return ((u64)hi << 32) | lo;
}
+static u64 rda_hwtimer_read(struct clocksource *cs)
+{
+ return rda_hwtimer_clocksource_read();
+}
+
static struct clocksource rda_hwtimer_clocksource = {
.name = "rda-timer",
.rating = 400,
@@ -185,6 +191,7 @@ static int __init rda_timer_init(struct device_node *np)
return ret;
clocksource_register_hz(&rda_hwtimer_clocksource, rate);
+ sched_clock_register(rda_hwtimer_clocksource_read, 64, rate);
clockevents_config_and_register(&rda_ostimer_of.clkevt, rate,
0x2, UINT_MAX);
diff --git a/drivers/clocksource/timer-realtek.c b/drivers/clocksource/timer-realtek.c
new file mode 100644
index 000000000000..4f0439de9939
--- /dev/null
+++ b/drivers/clocksource/timer-realtek.c
@@ -0,0 +1,150 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025 Realtek Semiconductor Corp.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/irqflags.h>
+#include <linux/interrupt.h>
+#include "timer-of.h"
+
+#define ENBL 1
+#define DSBL 0
+
+#define SYSTIMER_RATE 1000000
+#define SYSTIMER_MIN_DELTA 0x64
+#define SYSTIMER_MAX_DELTA ULONG_MAX
+
+/* SYSTIMER Register Offset (RTK Internal Use) */
+#define TS_LW_OFST 0x0
+#define TS_HW_OFST 0x4
+#define TS_CMP_VAL_LW_OFST 0x8
+#define TS_CMP_VAL_HW_OFST 0xC
+#define TS_CMP_CTRL_OFST 0x10
+#define TS_CMP_STAT_OFST 0x14
+
+/* SYSTIMER CMP CTRL REG Mask */
+#define TS_CMP_EN_MASK 0x1
+#define TS_WR_EN0_MASK 0x2
+
+static void __iomem *systimer_base;
+
+static u64 rtk_ts64_read(void)
+{
+ u32 low, high;
+ u64 ts;
+
+ /* Caution: Read LSB word (TS_LW_OFST) first then MSB (TS_HW_OFST) */
+ low = readl(systimer_base + TS_LW_OFST);
+ high = readl(systimer_base + TS_HW_OFST);
+ ts = ((u64)high << 32) | low;
+
+ return ts;
+}
+
+static void rtk_cmp_value_write(u64 value)
+{
+ u32 high, low;
+
+ low = value & 0xFFFFFFFF;
+ high = value >> 32;
+
+ writel(high, systimer_base + TS_CMP_VAL_HW_OFST);
+ writel(low, systimer_base + TS_CMP_VAL_LW_OFST);
+}
+
+static inline void rtk_cmp_en_write(bool cmp_en)
+{
+ u32 val;
+
+ val = TS_WR_EN0_MASK;
+ if (cmp_en == ENBL)
+ val |= TS_CMP_EN_MASK;
+
+ writel(val, systimer_base + TS_CMP_CTRL_OFST);
+}
+
+static int rtk_syst_clkevt_next_event(unsigned long cycles, struct clock_event_device *clkevt)
+{
+ u64 cmp_val;
+
+ rtk_cmp_en_write(DSBL);
+ cmp_val = rtk_ts64_read();
+
+ /* Set CMP value to current timestamp plus delta_us */
+ rtk_cmp_value_write(cmp_val + cycles);
+ rtk_cmp_en_write(ENBL);
+ return 0;
+}
+
+static irqreturn_t rtk_ts_match_intr_handler(int irq, void *dev_id)
+{
+ struct clock_event_device *clkevt = dev_id;
+ void __iomem *reg_base;
+ u32 val;
+
+ /* Disable TS CMP Match */
+ rtk_cmp_en_write(DSBL);
+
+ /* Clear TS CMP INTR */
+ reg_base = systimer_base + TS_CMP_STAT_OFST;
+ val = readl(reg_base) & TS_CMP_EN_MASK;
+ writel(val | TS_CMP_EN_MASK, reg_base);
+ clkevt->event_handler(clkevt);
+
+ return IRQ_HANDLED;
+}
+
+static int rtk_syst_shutdown(struct clock_event_device *clkevt)
+{
+ void __iomem *reg_base;
+ u64 cmp_val = 0;
+
+ /* Disable TS CMP Match */
+ rtk_cmp_en_write(DSBL);
+ /* Set compare value to 0 */
+ rtk_cmp_value_write(cmp_val);
+
+ /* Clear TS CMP INTR */
+ reg_base = systimer_base + TS_CMP_STAT_OFST;
+ writel(TS_CMP_EN_MASK, reg_base);
+ return 0;
+}
+
+static struct timer_of rtk_timer_to = {
+ .flags = TIMER_OF_IRQ | TIMER_OF_BASE,
+
+ .clkevt = {
+ .name = "rtk-clkevt",
+ .rating = 300,
+ .cpumask = cpu_possible_mask,
+ .features = CLOCK_EVT_FEAT_DYNIRQ |
+ CLOCK_EVT_FEAT_ONESHOT,
+ .set_next_event = rtk_syst_clkevt_next_event,
+ .set_state_oneshot = rtk_syst_shutdown,
+ .set_state_shutdown = rtk_syst_shutdown,
+ },
+
+ .of_irq = {
+ .flags = IRQF_TIMER | IRQF_IRQPOLL,
+ .handler = rtk_ts_match_intr_handler,
+ },
+};
+
+static int __init rtk_systimer_init(struct device_node *node)
+{
+ int ret;
+
+ ret = timer_of_init(node, &rtk_timer_to);
+ if (ret)
+ return ret;
+
+ systimer_base = timer_of_base(&rtk_timer_to);
+ clockevents_config_and_register(&rtk_timer_to.clkevt, SYSTIMER_RATE,
+ SYSTIMER_MIN_DELTA, SYSTIMER_MAX_DELTA);
+
+ return 0;
+}
+
+TIMER_OF_DECLARE(rtk_systimer, "realtek,rtd1625-systimer", rtk_systimer_init);
diff --git a/drivers/clocksource/timer-rtl-otto.c b/drivers/clocksource/timer-rtl-otto.c
index 8a3068b36e75..6113d2fdd4de 100644
--- a/drivers/clocksource/timer-rtl-otto.c
+++ b/drivers/clocksource/timer-rtl-otto.c
@@ -38,14 +38,13 @@
#define RTTM_BIT_COUNT 28
#define RTTM_MIN_DELTA 8
#define RTTM_MAX_DELTA CLOCKSOURCE_MASK(28)
+#define RTTM_MAX_DIVISOR GENMASK(15, 0)
/*
- * Timers are derived from the LXB clock frequency. Usually this is a fixed
- * multiple of the 25 MHz oscillator. The 930X SOC is an exception from that.
- * Its LXB clock has only dividers and uses the switch PLL of 2.45 GHz as its
- * base. The only meaningful frequencies we can achieve from that are 175.000
- * MHz and 153.125 MHz. The greatest common divisor of all explained possible
- * speeds is 3125000. Pin the timers to this 3.125 MHz reference frequency.
+ * Timers are derived from the lexra bus (LXB) clock frequency. This is 175 MHz
+ * on RTL930x and 200 MHz on the other platforms. With 3.125 MHz choose a common
+ * divisor to have enough range and detail. This provides comparability between
+ * the different platforms.
*/
#define RTTM_TICKS_PER_SEC 3125000
@@ -55,11 +54,6 @@ struct rttm_cs {
};
/* Simple internal register functions */
-static inline void rttm_set_counter(void __iomem *base, unsigned int counter)
-{
- iowrite32(counter, base + RTTM_CNT);
-}
-
static inline unsigned int rttm_get_counter(void __iomem *base)
{
return ioread32(base + RTTM_CNT);
@@ -112,6 +106,22 @@ static irqreturn_t rttm_timer_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
+static void rttm_bounce_timer(void __iomem *base, u32 mode)
+{
+ /*
+ * When a running timer has less than ~5us left, a stop/start sequence
+ * might fail. While the details are unknown the most evident effect is
+ * that the subsequent interrupt will not be fired.
+ *
+ * As a workaround issue an intermediate restart with a very slow
+ * frequency of ~3kHz keeping the target counter (>=8). So the follow
+ * up restart will always be issued outside the critical window.
+ */
+
+ rttm_disable_timer(base);
+ rttm_enable_timer(base, mode, RTTM_MAX_DIVISOR);
+}
+
static void rttm_stop_timer(void __iomem *base)
{
rttm_disable_timer(base);
@@ -120,7 +130,6 @@ static void rttm_stop_timer(void __iomem *base)
static void rttm_start_timer(struct timer_of *to, u32 mode)
{
- rttm_set_counter(to->of_base.base, 0);
rttm_enable_timer(to->of_base.base, mode, to->of_clk.rate / RTTM_TICKS_PER_SEC);
}
@@ -129,7 +138,8 @@ static int rttm_next_event(unsigned long delta, struct clock_event_device *clkev
struct timer_of *to = to_timer_of(clkevt);
RTTM_DEBUG(to->of_base.base);
- rttm_stop_timer(to->of_base.base);
+ rttm_bounce_timer(to->of_base.base, RTTM_CTRL_COUNTER);
+ rttm_disable_timer(to->of_base.base);
rttm_set_period(to->of_base.base, delta);
rttm_start_timer(to, RTTM_CTRL_COUNTER);
@@ -141,7 +151,8 @@ static int rttm_state_oneshot(struct clock_event_device *clkevt)
struct timer_of *to = to_timer_of(clkevt);
RTTM_DEBUG(to->of_base.base);
- rttm_stop_timer(to->of_base.base);
+ rttm_bounce_timer(to->of_base.base, RTTM_CTRL_COUNTER);
+ rttm_disable_timer(to->of_base.base);
rttm_set_period(to->of_base.base, RTTM_TICKS_PER_SEC / HZ);
rttm_start_timer(to, RTTM_CTRL_COUNTER);
@@ -153,7 +164,8 @@ static int rttm_state_periodic(struct clock_event_device *clkevt)
struct timer_of *to = to_timer_of(clkevt);
RTTM_DEBUG(to->of_base.base);
- rttm_stop_timer(to->of_base.base);
+ rttm_bounce_timer(to->of_base.base, RTTM_CTRL_TIMER);
+ rttm_disable_timer(to->of_base.base);
rttm_set_period(to->of_base.base, RTTM_TICKS_PER_SEC / HZ);
rttm_start_timer(to, RTTM_CTRL_TIMER);
diff --git a/drivers/clocksource/timer-sp804.c b/drivers/clocksource/timer-sp804.c
index cd1916c05325..e82a95ea4724 100644
--- a/drivers/clocksource/timer-sp804.c
+++ b/drivers/clocksource/timer-sp804.c
@@ -21,6 +21,10 @@
#include <linux/of_irq.h>
#include <linux/sched_clock.h>
+#ifdef CONFIG_ARM
+#include <linux/delay.h>
+#endif
+
#include "timer-sp.h"
/* Hisilicon 64-bit timer(a variant of ARM SP804) */
@@ -102,6 +106,23 @@ static u64 notrace sp804_read(void)
return ~readl_relaxed(sched_clkevt->value);
}
+#ifdef CONFIG_ARM
+static struct delay_timer delay;
+static unsigned long sp804_read_delay_timer_read(void)
+{
+ return sp804_read();
+}
+
+static void sp804_register_delay_timer(int freq)
+{
+ delay.freq = freq;
+ delay.read_current_timer = sp804_read_delay_timer_read;
+ register_current_timer_delay(&delay);
+}
+#else
+static inline void sp804_register_delay_timer(int freq) {}
+#endif
+
static int __init sp804_clocksource_and_sched_clock_init(void __iomem *base,
const char *name,
struct clk *clk,
@@ -114,6 +135,8 @@ static int __init sp804_clocksource_and_sched_clock_init(void __iomem *base,
if (rate < 0)
return -EINVAL;
+ sp804_register_delay_timer(rate);
+
clkevt = sp804_clkevt_get(base);
writel(0, clkevt->ctrl);
@@ -318,6 +341,7 @@ static int __init sp804_of_init(struct device_node *np, struct sp804_timer *time
if (ret)
goto err;
}
+
initialized = true;
return 0;
diff --git a/drivers/clocksource/timer-sprd.c b/drivers/clocksource/timer-sprd.c
index 430cb99d8d79..2c07dd2af760 100644
--- a/drivers/clocksource/timer-sprd.c
+++ b/drivers/clocksource/timer-sprd.c
@@ -30,6 +30,7 @@
#define TIMER_VALUE_SHDW_HI 0x1c
#define TIMER_VALUE_LO_MASK GENMASK(31, 0)
+#define TIMER_VALUE_HI_MASK GENMASK(31, 0)
static void sprd_timer_enable(void __iomem *base, u32 flag)
{
@@ -162,15 +163,26 @@ static struct timer_of suspend_to = {
static u64 sprd_suspend_timer_read(struct clocksource *cs)
{
- return ~(u64)readl_relaxed(timer_of_base(&suspend_to) +
- TIMER_VALUE_SHDW_LO) & cs->mask;
+ u32 lo, hi;
+
+ do {
+ hi = readl_relaxed(timer_of_base(&suspend_to) +
+ TIMER_VALUE_SHDW_HI);
+ lo = readl_relaxed(timer_of_base(&suspend_to) +
+ TIMER_VALUE_SHDW_LO);
+ } while (hi != readl_relaxed(timer_of_base(&suspend_to) + TIMER_VALUE_SHDW_HI));
+
+ return ~(((u64)hi << 32) | lo);
}
static int sprd_suspend_timer_enable(struct clocksource *cs)
{
- sprd_timer_update_counter(timer_of_base(&suspend_to),
- TIMER_VALUE_LO_MASK);
- sprd_timer_enable(timer_of_base(&suspend_to), TIMER_CTL_PERIOD_MODE);
+ writel_relaxed(TIMER_VALUE_LO_MASK,
+ timer_of_base(&suspend_to) + TIMER_LOAD_LO);
+ writel_relaxed(TIMER_VALUE_HI_MASK,
+ timer_of_base(&suspend_to) + TIMER_LOAD_HI);
+ sprd_timer_enable(timer_of_base(&suspend_to),
+ TIMER_CTL_PERIOD_MODE|TIMER_CTL_64BIT_WIDTH);
return 0;
}
@@ -186,7 +198,7 @@ static struct clocksource suspend_clocksource = {
.read = sprd_suspend_timer_read,
.enable = sprd_suspend_timer_enable,
.disable = sprd_suspend_timer_disable,
- .mask = CLOCKSOURCE_MASK(32),
+ .mask = CLOCKSOURCE_MASK(64),
.flags = CLOCK_SOURCE_IS_CONTINUOUS | CLOCK_SOURCE_SUSPEND_NONSTOP,
};
diff --git a/drivers/clocksource/timer-stm32-lp.c b/drivers/clocksource/timer-stm32-lp.c
index 6e7944ffd7c0..3d804128c765 100644
--- a/drivers/clocksource/timer-stm32-lp.c
+++ b/drivers/clocksource/timer-stm32-lp.c
@@ -211,6 +211,7 @@ static void stm32_clkevent_lp_init(struct stm32_lp_private *priv,
priv->clkevt.rating = STM32_LP_RATING;
priv->clkevt.suspend = stm32_clkevent_lp_suspend;
priv->clkevt.resume = stm32_clkevent_lp_resume;
+ priv->clkevt.owner = THIS_MODULE;
clockevents_config_and_register(&priv->clkevt, rate, 0x1,
STM32_LPTIM_MAX_ARR);
@@ -288,5 +289,4 @@ static struct platform_driver stm32_clkevent_lp_driver = {
};
module_platform_driver(stm32_clkevent_lp_driver);
-MODULE_ALIAS("platform:stm32-lptimer-timer");
MODULE_DESCRIPTION("STMicroelectronics STM32 clockevent low power driver");
diff --git a/drivers/clocksource/timer-sun5i.c b/drivers/clocksource/timer-sun5i.c
index 6b48a9006444..f827d3f98f60 100644
--- a/drivers/clocksource/timer-sun5i.c
+++ b/drivers/clocksource/timer-sun5i.c
@@ -185,6 +185,7 @@ static int sun5i_setup_clocksource(struct platform_device *pdev,
cs->clksrc.read = sun5i_clksrc_read;
cs->clksrc.mask = CLOCKSOURCE_MASK(32);
cs->clksrc.flags = CLOCK_SOURCE_IS_CONTINUOUS;
+ cs->clksrc.owner = THIS_MODULE;
ret = clocksource_register_hz(&cs->clksrc, rate);
if (ret) {
@@ -214,6 +215,7 @@ static int sun5i_setup_clockevent(struct platform_device *pdev,
ce->clkevt.rating = 340;
ce->clkevt.irq = irq;
ce->clkevt.cpumask = cpu_possible_mask;
+ ce->clkevt.owner = THIS_MODULE;
/* Enable timer0 interrupt */
val = readl(base + TIMER_IRQ_EN_REG);
diff --git a/drivers/clocksource/timer-tegra186.c b/drivers/clocksource/timer-tegra186.c
index e5394f98a02e..355558893e5f 100644
--- a/drivers/clocksource/timer-tegra186.c
+++ b/drivers/clocksource/timer-tegra186.c
@@ -159,7 +159,7 @@ static void tegra186_wdt_enable(struct tegra186_wdt *wdt)
tmr_writel(wdt->tmr, TMRCSSR_SRC_USEC, TMRCSSR);
/* configure timer (system reset happens on the fifth expiration) */
- value = TMRCR_PTV(wdt->base.timeout * USEC_PER_SEC / 5) |
+ value = TMRCR_PTV(wdt->base.timeout * (USEC_PER_SEC / 5)) |
TMRCR_PERIODIC | TMRCR_ENABLE;
tmr_writel(wdt->tmr, value, TMRCR);
@@ -231,7 +231,7 @@ static unsigned int tegra186_wdt_get_timeleft(struct watchdog_device *wdd)
{
struct tegra186_wdt *wdt = to_tegra186_wdt(wdd);
u32 expiration, val;
- u64 timeleft;
+ u32 timeleft;
if (!watchdog_active(&wdt->base)) {
/* return zero if the watchdog timer is not activated. */
@@ -266,21 +266,26 @@ static unsigned int tegra186_wdt_get_timeleft(struct watchdog_device *wdd)
* Calculate the time remaining by adding the time for the
* counter value to the time of the counter expirations that
* remain.
+ * Note: Since wdt->base.timeout is bound to 255, the maximum
+ * value added to timeleft is
+ * 255 * (1,000,000 / 5) * 4
+ * = 255 * 200,000 * 4
+ * = 204,000,000
+ * TMRSR_PCV is a 29-bit field.
+ * Its maximum value is 0x1fffffff = 536,870,911.
+ * 204,000,000 + 536,870,911 = 740,870,911 = 0x2C28CAFF.
+ * timeleft can therefore not overflow, and 64-bit calculations
+ * are not necessary.
*/
- timeleft += (((u64)wdt->base.timeout * USEC_PER_SEC) / 5) * (4 - expiration);
+ timeleft += (wdt->base.timeout * (USEC_PER_SEC / 5)) * (4 - expiration);
/*
* Convert the current counter value to seconds,
- * rounding up to the nearest second. Cast u64 to
- * u32 under the assumption that no overflow happens
- * when coverting to seconds.
+ * rounding to the nearest second.
*/
- timeleft = DIV_ROUND_CLOSEST_ULL(timeleft, USEC_PER_SEC);
+ timeleft = DIV_ROUND_CLOSEST(timeleft, USEC_PER_SEC);
- if (WARN_ON_ONCE(timeleft > U32_MAX))
- return U32_MAX;
-
- return lower_32_bits(timeleft);
+ return timeleft;
}
static const struct watchdog_ops tegra186_wdt_ops = {
@@ -328,16 +333,12 @@ static struct tegra186_wdt *tegra186_wdt_create(struct tegra186_timer *tegra,
wdt->base.parent = tegra->dev;
err = watchdog_init_timeout(&wdt->base, 5, tegra->dev);
- if (err < 0) {
- dev_err(tegra->dev, "failed to initialize timeout: %d\n", err);
+ if (err < 0)
return ERR_PTR(err);
- }
err = devm_watchdog_register_device(tegra->dev, &wdt->base);
- if (err < 0) {
- dev_err(tegra->dev, "failed to register WDT: %d\n", err);
+ if (err < 0)
return ERR_PTR(err);
- }
return wdt;
}
@@ -373,6 +374,7 @@ static int tegra186_timer_tsc_init(struct tegra186_timer *tegra)
tegra->tsc.read = tegra186_timer_tsc_read;
tegra->tsc.mask = CLOCKSOURCE_MASK(56);
tegra->tsc.flags = CLOCK_SOURCE_IS_CONTINUOUS;
+ tegra->tsc.owner = THIS_MODULE;
return clocksource_register_hz(&tegra->tsc, 31250000);
}
@@ -392,6 +394,7 @@ static int tegra186_timer_osc_init(struct tegra186_timer *tegra)
tegra->osc.read = tegra186_timer_osc_read;
tegra->osc.mask = CLOCKSOURCE_MASK(32);
tegra->osc.flags = CLOCK_SOURCE_IS_CONTINUOUS;
+ tegra->osc.owner = THIS_MODULE;
return clocksource_register_hz(&tegra->osc, 38400000);
}
@@ -411,6 +414,7 @@ static int tegra186_timer_usec_init(struct tegra186_timer *tegra)
tegra->usec.read = tegra186_timer_usec_read;
tegra->usec.mask = CLOCKSOURCE_MASK(32);
tegra->usec.flags = CLOCK_SOURCE_IS_CONTINUOUS;
+ tegra->usec.owner = THIS_MODULE;
return clocksource_register_hz(&tegra->usec, USEC_PER_SEC);
}
diff --git a/drivers/clocksource/timer-ti-dm.c b/drivers/clocksource/timer-ti-dm.c
index e9e32df6b566..793e7cdcb1b1 100644
--- a/drivers/clocksource/timer-ti-dm.c
+++ b/drivers/clocksource/timer-ti-dm.c
@@ -31,6 +31,7 @@
#include <linux/platform_data/dmtimer-omap.h>
#include <clocksource/timer-ti-dm.h>
+#include <linux/delay.h>
/*
* timer errata flags
@@ -836,6 +837,48 @@ static int omap_dm_timer_set_match(struct omap_dm_timer *cookie, int enable,
return 0;
}
+static int omap_dm_timer_set_cap(struct omap_dm_timer *cookie,
+ int autoreload, bool config_period)
+{
+ struct dmtimer *timer;
+ struct device *dev;
+ int rc;
+ u32 l;
+
+ timer = to_dmtimer(cookie);
+ if (unlikely(!timer))
+ return -EINVAL;
+
+ dev = &timer->pdev->dev;
+ rc = pm_runtime_resume_and_get(dev);
+ if (rc)
+ return rc;
+ /*
+ * 1. Select autoreload mode. TIMER_TCLR[1] AR bit.
+ * 2. TIMER_TCLR[14]: Sets the functionality of the TIMER IO pin.
+ * 3. TIMER_TCLR[13] : Capture mode select bit.
+ * 3. TIMER_TCLR[9-8] : Select transition capture mode.
+ */
+
+ l = dmtimer_read(timer, OMAP_TIMER_CTRL_REG);
+
+ if (autoreload)
+ l |= OMAP_TIMER_CTRL_AR;
+
+ l |= OMAP_TIMER_CTRL_CAPTMODE | OMAP_TIMER_CTRL_GPOCFG;
+
+ if (config_period == true)
+ l |= OMAP_TIMER_CTRL_TCM_LOWTOHIGH; /* Time Period config */
+ else
+ l |= OMAP_TIMER_CTRL_TCM_BOTHEDGES; /* Duty Cycle config */
+
+ dmtimer_write(timer, OMAP_TIMER_CTRL_REG, l);
+
+ pm_runtime_put_sync(dev);
+
+ return 0;
+}
+
static int omap_dm_timer_set_pwm(struct omap_dm_timer *cookie, int def_on,
int toggle, int trigger, int autoreload)
{
@@ -1023,23 +1066,92 @@ static unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *cookie)
return __omap_dm_timer_read_counter(timer);
}
+static inline unsigned int __omap_dm_timer_cap(struct dmtimer *timer, int idx)
+{
+ return idx == 0 ? dmtimer_read(timer, OMAP_TIMER_CAPTURE_REG) :
+ dmtimer_read(timer, OMAP_TIMER_CAPTURE2_REG);
+}
+
static int omap_dm_timer_write_counter(struct omap_dm_timer *cookie, unsigned int value)
{
struct dmtimer *timer;
+ struct device *dev;
timer = to_dmtimer(cookie);
- if (unlikely(!timer || !atomic_read(&timer->enabled))) {
- pr_err("%s: timer not available or enabled.\n", __func__);
+ if (unlikely(!timer)) {
+ pr_err("%s: timer not available.\n", __func__);
return -EINVAL;
}
+ dev = &timer->pdev->dev;
+
+ pm_runtime_resume_and_get(dev);
dmtimer_write(timer, OMAP_TIMER_COUNTER_REG, value);
+ pm_runtime_put_sync(dev);
/* Save the context */
timer->context.tcrr = value;
return 0;
}
+/**
+ * omap_dm_timer_cap_counter() - Calculate the high count or period count depending on the
+ * configuration.
+ * @cookie:Pointer to OMAP DM timer
+ * @is_period:Whether to configure timer in period or duty cycle mode
+ *
+ * Return high count or period count if timer is enabled else appropriate error.
+ */
+static unsigned int omap_dm_timer_cap_counter(struct omap_dm_timer *cookie, bool is_period)
+{
+ struct dmtimer *timer;
+ unsigned int cap1 = 0;
+ unsigned int cap2 = 0;
+ u32 l, ret;
+
+ timer = to_dmtimer(cookie);
+ if (unlikely(!timer || !atomic_read(&timer->enabled))) {
+ pr_err("%s:timer is not available or enabled.%p\n", __func__, (void *)timer);
+ return -EINVAL;
+ }
+
+ /* Stop the timer */
+ omap_dm_timer_stop(cookie);
+
+ /* Clear the timer counter value to 0 */
+ ret = omap_dm_timer_write_counter(cookie, 0);
+ if (ret)
+ return ret;
+
+ /* Sets the timer capture configuration for period/duty cycle calculation */
+ ret = omap_dm_timer_set_cap(cookie, true, is_period);
+ if (ret) {
+ pr_err("%s: Failed to set timer capture configuration.\n", __func__);
+ return ret;
+ }
+ /* Start the timer */
+ omap_dm_timer_start(cookie);
+
+ /*
+ * 1 sec delay is given so as to provide
+ * enough time to capture low frequency signals.
+ */
+ msleep(1000);
+
+ cap1 = __omap_dm_timer_cap(timer, 0);
+ cap2 = __omap_dm_timer_cap(timer, 1);
+
+ /*
+ * Clears the TCLR configuration.
+ * The start bit must be set to 1 as the timer is already in start mode.
+ */
+ l = dmtimer_read(timer, OMAP_TIMER_CTRL_REG);
+ l &= ~(0xffff) | 0x1;
+ dmtimer_write(timer, OMAP_TIMER_CTRL_REG, l);
+
+ return (cap2-cap1);
+}
+
static int __maybe_unused omap_dm_timer_runtime_suspend(struct device *dev)
{
struct dmtimer *timer = dev_get_drvdata(dev);
@@ -1246,6 +1358,9 @@ static const struct omap_dm_timer_ops dmtimer_ops = {
.write_counter = omap_dm_timer_write_counter,
.read_status = omap_dm_timer_read_status,
.write_status = omap_dm_timer_write_status,
+ .set_cap = omap_dm_timer_set_cap,
+ .get_cap_status = omap_dm_timer_get_pwm_status,
+ .read_cap = omap_dm_timer_cap_counter,
};
static const struct dmtimer_platform_data omap3plus_pdata = {
diff --git a/drivers/clocksource/timer-vf-pit.c b/drivers/clocksource/timer-vf-pit.c
deleted file mode 100644
index 911c92146eca..000000000000
--- a/drivers/clocksource/timer-vf-pit.c
+++ /dev/null
@@ -1,194 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * Copyright 2012-2013 Freescale Semiconductor, Inc.
- */
-
-#include <linux/interrupt.h>
-#include <linux/clockchips.h>
-#include <linux/clk.h>
-#include <linux/of_address.h>
-#include <linux/of_irq.h>
-#include <linux/sched_clock.h>
-
-/*
- * Each pit takes 0x10 Bytes register space
- */
-#define PITMCR 0x00
-#define PIT0_OFFSET 0x100
-#define PITn_OFFSET(n) (PIT0_OFFSET + 0x10 * (n))
-#define PITLDVAL 0x00
-#define PITCVAL 0x04
-#define PITTCTRL 0x08
-#define PITTFLG 0x0c
-
-#define PITMCR_MDIS (0x1 << 1)
-
-#define PITTCTRL_TEN (0x1 << 0)
-#define PITTCTRL_TIE (0x1 << 1)
-#define PITCTRL_CHN (0x1 << 2)
-
-#define PITTFLG_TIF 0x1
-
-static void __iomem *clksrc_base;
-static void __iomem *clkevt_base;
-static unsigned long cycle_per_jiffy;
-
-static inline void pit_timer_enable(void)
-{
- __raw_writel(PITTCTRL_TEN | PITTCTRL_TIE, clkevt_base + PITTCTRL);
-}
-
-static inline void pit_timer_disable(void)
-{
- __raw_writel(0, clkevt_base + PITTCTRL);
-}
-
-static inline void pit_irq_acknowledge(void)
-{
- __raw_writel(PITTFLG_TIF, clkevt_base + PITTFLG);
-}
-
-static u64 notrace pit_read_sched_clock(void)
-{
- return ~__raw_readl(clksrc_base + PITCVAL);
-}
-
-static int __init pit_clocksource_init(unsigned long rate)
-{
- /* set the max load value and start the clock source counter */
- __raw_writel(0, clksrc_base + PITTCTRL);
- __raw_writel(~0UL, clksrc_base + PITLDVAL);
- __raw_writel(PITTCTRL_TEN, clksrc_base + PITTCTRL);
-
- sched_clock_register(pit_read_sched_clock, 32, rate);
- return clocksource_mmio_init(clksrc_base + PITCVAL, "vf-pit", rate,
- 300, 32, clocksource_mmio_readl_down);
-}
-
-static int pit_set_next_event(unsigned long delta,
- struct clock_event_device *unused)
-{
- /*
- * set a new value to PITLDVAL register will not restart the timer,
- * to abort the current cycle and start a timer period with the new
- * value, the timer must be disabled and enabled again.
- * and the PITLAVAL should be set to delta minus one according to pit
- * hardware requirement.
- */
- pit_timer_disable();
- __raw_writel(delta - 1, clkevt_base + PITLDVAL);
- pit_timer_enable();
-
- return 0;
-}
-
-static int pit_shutdown(struct clock_event_device *evt)
-{
- pit_timer_disable();
- return 0;
-}
-
-static int pit_set_periodic(struct clock_event_device *evt)
-{
- pit_set_next_event(cycle_per_jiffy, evt);
- return 0;
-}
-
-static irqreturn_t pit_timer_interrupt(int irq, void *dev_id)
-{
- struct clock_event_device *evt = dev_id;
-
- pit_irq_acknowledge();
-
- /*
- * pit hardware doesn't support oneshot, it will generate an interrupt
- * and reload the counter value from PITLDVAL when PITCVAL reach zero,
- * and start the counter again. So software need to disable the timer
- * to stop the counter loop in ONESHOT mode.
- */
- if (likely(clockevent_state_oneshot(evt)))
- pit_timer_disable();
-
- evt->event_handler(evt);
-
- return IRQ_HANDLED;
-}
-
-static struct clock_event_device clockevent_pit = {
- .name = "VF pit timer",
- .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
- .set_state_shutdown = pit_shutdown,
- .set_state_periodic = pit_set_periodic,
- .set_next_event = pit_set_next_event,
- .rating = 300,
-};
-
-static int __init pit_clockevent_init(unsigned long rate, int irq)
-{
- __raw_writel(0, clkevt_base + PITTCTRL);
- __raw_writel(PITTFLG_TIF, clkevt_base + PITTFLG);
-
- BUG_ON(request_irq(irq, pit_timer_interrupt, IRQF_TIMER | IRQF_IRQPOLL,
- "VF pit timer", &clockevent_pit));
-
- clockevent_pit.cpumask = cpumask_of(0);
- clockevent_pit.irq = irq;
- /*
- * The value for the LDVAL register trigger is calculated as:
- * LDVAL trigger = (period / clock period) - 1
- * The pit is a 32-bit down count timer, when the counter value
- * reaches 0, it will generate an interrupt, thus the minimal
- * LDVAL trigger value is 1. And then the min_delta is
- * minimal LDVAL trigger value + 1, and the max_delta is full 32-bit.
- */
- clockevents_config_and_register(&clockevent_pit, rate, 2, 0xffffffff);
-
- return 0;
-}
-
-static int __init pit_timer_init(struct device_node *np)
-{
- struct clk *pit_clk;
- void __iomem *timer_base;
- unsigned long clk_rate;
- int irq, ret;
-
- timer_base = of_iomap(np, 0);
- if (!timer_base) {
- pr_err("Failed to iomap\n");
- return -ENXIO;
- }
-
- /*
- * PIT0 and PIT1 can be chained to build a 64-bit timer,
- * so choose PIT2 as clocksource, PIT3 as clockevent device,
- * and leave PIT0 and PIT1 unused for anyone else who needs them.
- */
- clksrc_base = timer_base + PITn_OFFSET(2);
- clkevt_base = timer_base + PITn_OFFSET(3);
-
- irq = irq_of_parse_and_map(np, 0);
- if (irq <= 0)
- return -EINVAL;
-
- pit_clk = of_clk_get(np, 0);
- if (IS_ERR(pit_clk))
- return PTR_ERR(pit_clk);
-
- ret = clk_prepare_enable(pit_clk);
- if (ret)
- return ret;
-
- clk_rate = clk_get_rate(pit_clk);
- cycle_per_jiffy = clk_rate / (HZ);
-
- /* enable the pit module */
- __raw_writel(~PITMCR_MDIS, timer_base + PITMCR);
-
- ret = pit_clocksource_init(clk_rate);
- if (ret)
- return ret;
-
- return pit_clockevent_init(clk_rate, irq);
-}
-TIMER_OF_DECLARE(vf610, "fsl,vf610-pit", pit_timer_init);
diff --git a/drivers/comedi/Kconfig b/drivers/comedi/Kconfig
index 93c68a40a17b..6dcc2567de6d 100644
--- a/drivers/comedi/Kconfig
+++ b/drivers/comedi/Kconfig
@@ -705,6 +705,15 @@ config COMEDI_ADL_PCI6208
To compile this driver as a module, choose M here: the module will be
called adl_pci6208.
+config COMEDI_ADL_PCI7250
+ tristate "ADLink PCI-7250 support"
+ help
+ Enable support for ADLink PCI-7250/LPCI-7250/LPCIe-7250 relay output
+ and isolated digital input boards.
+
+ To compile this driver as a module, choose M here: the module will be
+ called adl_pci7250.
+
config COMEDI_ADL_PCI7X3X
tristate "ADLink PCI-723X/743X isolated digital i/o board support"
depends on HAS_IOPORT
diff --git a/drivers/comedi/comedi_buf.c b/drivers/comedi/comedi_buf.c
index 002c0e76baff..785977b40a93 100644
--- a/drivers/comedi/comedi_buf.c
+++ b/drivers/comedi/comedi_buf.c
@@ -273,19 +273,8 @@ unsigned int comedi_buf_write_n_available(struct comedi_subdevice *s)
return free_end - async->buf_write_count;
}
-/**
- * comedi_buf_write_alloc() - Reserve buffer space for writing
- * @s: COMEDI subdevice.
- * @nbytes: Maximum space to reserve in bytes.
- *
- * Reserve up to @nbytes bytes of space to be written in the COMEDI acquisition
- * data buffer associated with the subdevice. The amount reserved is limited
- * by the space available.
- *
- * Return: The amount of space reserved in bytes.
- */
-unsigned int comedi_buf_write_alloc(struct comedi_subdevice *s,
- unsigned int nbytes)
+unsigned int _comedi_buf_write_alloc(struct comedi_subdevice *s,
+ unsigned int nbytes)
{
struct comedi_async *async = s->async;
unsigned int unalloc = comedi_buf_write_n_unalloc(s);
@@ -303,6 +292,29 @@ unsigned int comedi_buf_write_alloc(struct comedi_subdevice *s,
return nbytes;
}
+
+/**
+ * comedi_buf_write_alloc() - Reserve buffer space for writing
+ * @s: COMEDI subdevice.
+ * @nbytes: Maximum space to reserve in bytes.
+ *
+ * Reserve up to @nbytes bytes of space to be written in the COMEDI acquisition
+ * data buffer associated with the subdevice. The amount reserved is limited
+ * by the space available.
+ *
+ * Return: The amount of space reserved in bytes.
+ */
+unsigned int comedi_buf_write_alloc(struct comedi_subdevice *s,
+ unsigned int nbytes)
+{
+ if (comedi_get_is_subdevice_running(s)) {
+ nbytes = _comedi_buf_write_alloc(s, nbytes);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nbytes = 0;
+ }
+ return nbytes;
+}
EXPORT_SYMBOL_GPL(comedi_buf_write_alloc);
/*
@@ -317,7 +329,7 @@ static unsigned int comedi_buf_munge(struct comedi_subdevice *s,
unsigned int count = 0;
const unsigned int num_sample_bytes = comedi_bytes_per_sample(s);
- if (!s->munge || (async->cmd.flags & CMDF_RAWDATA)) {
+ if (!s->munge || (async->cmd.flags & CMDF_RAWDATA) || async->cmd.chanlist_len == 0) {
async->munge_count += num_bytes;
return num_bytes;
}
@@ -362,6 +374,24 @@ unsigned int comedi_buf_write_n_allocated(struct comedi_subdevice *s)
return async->buf_write_alloc_count - async->buf_write_count;
}
+unsigned int _comedi_buf_write_free(struct comedi_subdevice *s,
+ unsigned int nbytes)
+{
+ struct comedi_async *async = s->async;
+ unsigned int allocated = comedi_buf_write_n_allocated(s);
+
+ if (nbytes > allocated)
+ nbytes = allocated;
+
+ async->buf_write_count += nbytes;
+ async->buf_write_ptr += nbytes;
+ comedi_buf_munge(s, async->buf_write_count - async->munge_count);
+ if (async->buf_write_ptr >= async->prealloc_bufsz)
+ async->buf_write_ptr %= async->prealloc_bufsz;
+
+ return nbytes;
+}
+
/**
* comedi_buf_write_free() - Free buffer space after it is written
* @s: COMEDI subdevice.
@@ -380,21 +410,34 @@ unsigned int comedi_buf_write_n_allocated(struct comedi_subdevice *s)
unsigned int comedi_buf_write_free(struct comedi_subdevice *s,
unsigned int nbytes)
{
+ if (comedi_get_is_subdevice_running(s)) {
+ nbytes = _comedi_buf_write_free(s, nbytes);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nbytes = 0;
+ }
+ return nbytes;
+}
+EXPORT_SYMBOL_GPL(comedi_buf_write_free);
+
+unsigned int _comedi_buf_read_n_available(struct comedi_subdevice *s)
+{
struct comedi_async *async = s->async;
- unsigned int allocated = comedi_buf_write_n_allocated(s);
+ unsigned int num_bytes;
- if (nbytes > allocated)
- nbytes = allocated;
+ if (!async)
+ return 0;
- async->buf_write_count += nbytes;
- async->buf_write_ptr += nbytes;
- comedi_buf_munge(s, async->buf_write_count - async->munge_count);
- if (async->buf_write_ptr >= async->prealloc_bufsz)
- async->buf_write_ptr %= async->prealloc_bufsz;
+ num_bytes = async->munge_count - async->buf_read_count;
- return nbytes;
+ /*
+ * ensure the async buffer 'counts' are read before we
+ * attempt to read data from the buffer
+ */
+ smp_rmb();
+
+ return num_bytes;
}
-EXPORT_SYMBOL_GPL(comedi_buf_write_free);
/**
* comedi_buf_read_n_available() - Determine amount of readable buffer space
@@ -409,23 +452,38 @@ EXPORT_SYMBOL_GPL(comedi_buf_write_free);
*/
unsigned int comedi_buf_read_n_available(struct comedi_subdevice *s)
{
- struct comedi_async *async = s->async;
unsigned int num_bytes;
- if (!async)
- return 0;
+ if (comedi_get_is_subdevice_running(s)) {
+ num_bytes = _comedi_buf_read_n_available(s);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ num_bytes = 0;
+ }
+ return num_bytes;
+}
+EXPORT_SYMBOL_GPL(comedi_buf_read_n_available);
- num_bytes = async->munge_count - async->buf_read_count;
+unsigned int _comedi_buf_read_alloc(struct comedi_subdevice *s,
+ unsigned int nbytes)
+{
+ struct comedi_async *async = s->async;
+ unsigned int available;
+
+ available = async->munge_count - async->buf_read_alloc_count;
+ if (nbytes > available)
+ nbytes = available;
+
+ async->buf_read_alloc_count += nbytes;
/*
* ensure the async buffer 'counts' are read before we
- * attempt to read data from the buffer
+ * attempt to read data from the read-alloc'ed buffer space
*/
smp_rmb();
- return num_bytes;
+ return nbytes;
}
-EXPORT_SYMBOL_GPL(comedi_buf_read_n_available);
/**
* comedi_buf_read_alloc() - Reserve buffer space for reading
@@ -445,21 +503,12 @@ EXPORT_SYMBOL_GPL(comedi_buf_read_n_available);
unsigned int comedi_buf_read_alloc(struct comedi_subdevice *s,
unsigned int nbytes)
{
- struct comedi_async *async = s->async;
- unsigned int available;
-
- available = async->munge_count - async->buf_read_alloc_count;
- if (nbytes > available)
- nbytes = available;
-
- async->buf_read_alloc_count += nbytes;
-
- /*
- * ensure the async buffer 'counts' are read before we
- * attempt to read data from the read-alloc'ed buffer space
- */
- smp_rmb();
-
+ if (comedi_get_is_subdevice_running(s)) {
+ nbytes = _comedi_buf_read_alloc(s, nbytes);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nbytes = 0;
+ }
return nbytes;
}
EXPORT_SYMBOL_GPL(comedi_buf_read_alloc);
@@ -469,21 +518,8 @@ static unsigned int comedi_buf_read_n_allocated(struct comedi_async *async)
return async->buf_read_alloc_count - async->buf_read_count;
}
-/**
- * comedi_buf_read_free() - Free buffer space after it has been read
- * @s: COMEDI subdevice.
- * @nbytes: Maximum space to free in bytes.
- *
- * Free up to @nbytes bytes of buffer space previously reserved for reading in
- * the COMEDI acquisition data buffer associated with the subdevice. The
- * amount of space freed is limited to the amount that was reserved.
- *
- * The freed space becomes available for allocation by the writer.
- *
- * Return: The amount of space freed in bytes.
- */
-unsigned int comedi_buf_read_free(struct comedi_subdevice *s,
- unsigned int nbytes)
+unsigned int _comedi_buf_read_free(struct comedi_subdevice *s,
+ unsigned int nbytes)
{
struct comedi_async *async = s->async;
unsigned int allocated;
@@ -503,6 +539,31 @@ unsigned int comedi_buf_read_free(struct comedi_subdevice *s,
async->buf_read_ptr %= async->prealloc_bufsz;
return nbytes;
}
+
+/**
+ * comedi_buf_read_free() - Free buffer space after it has been read
+ * @s: COMEDI subdevice.
+ * @nbytes: Maximum space to free in bytes.
+ *
+ * Free up to @nbytes bytes of buffer space previously reserved for reading in
+ * the COMEDI acquisition data buffer associated with the subdevice. The
+ * amount of space freed is limited to the amount that was reserved.
+ *
+ * The freed space becomes available for allocation by the writer.
+ *
+ * Return: The amount of space freed in bytes.
+ */
+unsigned int comedi_buf_read_free(struct comedi_subdevice *s,
+ unsigned int nbytes)
+{
+ if (comedi_get_is_subdevice_running(s)) {
+ nbytes = _comedi_buf_read_free(s, nbytes);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nbytes = 0;
+ }
+ return nbytes;
+}
EXPORT_SYMBOL_GPL(comedi_buf_read_free);
static void comedi_buf_memcpy_to(struct comedi_subdevice *s,
@@ -558,6 +619,38 @@ static void comedi_buf_memcpy_from(struct comedi_subdevice *s,
}
}
+static unsigned int _comedi_buf_write_samples(struct comedi_subdevice *s,
+ const void *data,
+ unsigned int nsamples)
+{
+ unsigned int max_samples;
+ unsigned int nbytes;
+
+ /*
+ * Make sure there is enough room in the buffer for all the samples.
+ * If not, clamp the nsamples to the number that will fit, flag the
+ * buffer overrun and add the samples that fit.
+ */
+ max_samples = comedi_bytes_to_samples(s, comedi_buf_write_n_unalloc(s));
+ if (nsamples > max_samples) {
+ dev_warn(s->device->class_dev, "buffer overrun\n");
+ s->async->events |= COMEDI_CB_OVERFLOW;
+ nsamples = max_samples;
+ }
+
+ if (nsamples == 0)
+ return 0;
+
+ nbytes = comedi_samples_to_bytes(s, nsamples);
+ nbytes = _comedi_buf_write_alloc(s, nbytes);
+ comedi_buf_memcpy_to(s, data, nbytes);
+ _comedi_buf_write_free(s, nbytes);
+ _comedi_inc_scan_progress(s, nbytes);
+ s->async->events |= COMEDI_CB_BLOCK;
+
+ return nbytes;
+}
+
/**
* comedi_buf_write_samples() - Write sample data to COMEDI buffer
* @s: COMEDI subdevice.
@@ -578,34 +671,42 @@ static void comedi_buf_memcpy_from(struct comedi_subdevice *s,
unsigned int comedi_buf_write_samples(struct comedi_subdevice *s,
const void *data, unsigned int nsamples)
{
+ unsigned int nbytes;
+
+ if (comedi_get_is_subdevice_running(s)) {
+ nbytes = _comedi_buf_write_samples(s, data, nsamples);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nbytes = 0;
+ }
+ return nbytes;
+}
+EXPORT_SYMBOL_GPL(comedi_buf_write_samples);
+
+static unsigned int _comedi_buf_read_samples(struct comedi_subdevice *s,
+ void *data, unsigned int nsamples)
+{
unsigned int max_samples;
unsigned int nbytes;
- /*
- * Make sure there is enough room in the buffer for all the samples.
- * If not, clamp the nsamples to the number that will fit, flag the
- * buffer overrun and add the samples that fit.
- */
- max_samples = comedi_bytes_to_samples(s, comedi_buf_write_n_unalloc(s));
- if (nsamples > max_samples) {
- dev_warn(s->device->class_dev, "buffer overrun\n");
- s->async->events |= COMEDI_CB_OVERFLOW;
+ /* clamp nsamples to the number of full samples available */
+ max_samples = comedi_bytes_to_samples(s,
+ _comedi_buf_read_n_available(s));
+ if (nsamples > max_samples)
nsamples = max_samples;
- }
if (nsamples == 0)
return 0;
- nbytes = comedi_buf_write_alloc(s,
+ nbytes = _comedi_buf_read_alloc(s,
comedi_samples_to_bytes(s, nsamples));
- comedi_buf_memcpy_to(s, data, nbytes);
- comedi_buf_write_free(s, nbytes);
- comedi_inc_scan_progress(s, nbytes);
+ comedi_buf_memcpy_from(s, data, nbytes);
+ _comedi_buf_read_free(s, nbytes);
+ _comedi_inc_scan_progress(s, nbytes);
s->async->events |= COMEDI_CB_BLOCK;
return nbytes;
}
-EXPORT_SYMBOL_GPL(comedi_buf_write_samples);
/**
* comedi_buf_read_samples() - Read sample data from COMEDI buffer
@@ -624,25 +725,14 @@ EXPORT_SYMBOL_GPL(comedi_buf_write_samples);
unsigned int comedi_buf_read_samples(struct comedi_subdevice *s,
void *data, unsigned int nsamples)
{
- unsigned int max_samples;
unsigned int nbytes;
- /* clamp nsamples to the number of full samples available */
- max_samples = comedi_bytes_to_samples(s,
- comedi_buf_read_n_available(s));
- if (nsamples > max_samples)
- nsamples = max_samples;
-
- if (nsamples == 0)
- return 0;
-
- nbytes = comedi_buf_read_alloc(s,
- comedi_samples_to_bytes(s, nsamples));
- comedi_buf_memcpy_from(s, data, nbytes);
- comedi_buf_read_free(s, nbytes);
- comedi_inc_scan_progress(s, nbytes);
- s->async->events |= COMEDI_CB_BLOCK;
-
+ if (comedi_get_is_subdevice_running(s)) {
+ nbytes = _comedi_buf_read_samples(s, data, nsamples);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nbytes = 0;
+ }
return nbytes;
}
EXPORT_SYMBOL_GPL(comedi_buf_read_samples);
diff --git a/drivers/comedi/comedi_fops.c b/drivers/comedi/comedi_fops.c
index 7e2f2b1a1c36..657c98cd723e 100644
--- a/drivers/comedi/comedi_fops.c
+++ b/drivers/comedi/comedi_fops.c
@@ -38,6 +38,7 @@
* COMEDI_SRF_ERROR: indicates an COMEDI_CB_ERROR event has occurred
* since the last command was started
* COMEDI_SRF_RUNNING: command is running
+ * COMEDI_SRF_BUSY: command was started and subdevice still busy
* COMEDI_SRF_FREE_SPRIV: free s->private on detach
*
* COMEDI_SRF_BUSY_MASK: runflags that indicate the subdevice is "busy"
@@ -45,9 +46,11 @@
#define COMEDI_SRF_RT BIT(1)
#define COMEDI_SRF_ERROR BIT(2)
#define COMEDI_SRF_RUNNING BIT(27)
+#define COMEDI_SRF_BUSY BIT(28)
#define COMEDI_SRF_FREE_SPRIV BIT(31)
-#define COMEDI_SRF_BUSY_MASK (COMEDI_SRF_ERROR | COMEDI_SRF_RUNNING)
+#define COMEDI_SRF_BUSY_MASK \
+ (COMEDI_SRF_ERROR | COMEDI_SRF_RUNNING | COMEDI_SRF_BUSY)
/**
* struct comedi_file - Per-file private data for COMEDI device
@@ -665,6 +668,11 @@ static bool comedi_is_runflags_in_error(unsigned int runflags)
return runflags & COMEDI_SRF_ERROR;
}
+static bool comedi_is_runflags_busy(unsigned int runflags)
+{
+ return runflags & COMEDI_SRF_BUSY;
+}
+
/**
* comedi_is_subdevice_running() - Check if async command running on subdevice
* @s: COMEDI subdevice.
@@ -687,6 +695,46 @@ static bool __comedi_is_subdevice_running(struct comedi_subdevice *s)
return comedi_is_runflags_running(runflags);
}
+/**
+ * comedi_get_is_subdevice_running() - Get if async command running on subdevice
+ * @s: COMEDI subdevice.
+ *
+ * If an asynchronous COMEDI command is running on the subdevice, increment
+ * a reference counter. If the function return value indicates that a
+ * command is running, then the details of the command will not be destroyed
+ * before a matching call to comedi_put_is_subdevice_running().
+ *
+ * Return: %true if an asynchronous COMEDI command is active on the
+ * subdevice, else %false.
+ */
+bool comedi_get_is_subdevice_running(struct comedi_subdevice *s)
+{
+ unsigned long flags;
+ bool running;
+
+ spin_lock_irqsave(&s->spin_lock, flags);
+ running = __comedi_is_subdevice_running(s);
+ if (running)
+ refcount_inc(&s->async->run_active);
+ spin_unlock_irqrestore(&s->spin_lock, flags);
+ return running;
+}
+EXPORT_SYMBOL_GPL(comedi_get_is_subdevice_running);
+
+/**
+ * comedi_put_is_subdevice_running() - Put if async command running on subdevice
+ * @s: COMEDI subdevice.
+ *
+ * Decrements the reference counter that was incremented when
+ * comedi_get_is_subdevice_running() returned %true.
+ */
+void comedi_put_is_subdevice_running(struct comedi_subdevice *s)
+{
+ if (refcount_dec_and_test(&s->async->run_active))
+ complete_all(&s->async->run_complete);
+}
+EXPORT_SYMBOL_GPL(comedi_put_is_subdevice_running);
+
bool comedi_can_auto_free_spriv(struct comedi_subdevice *s)
{
unsigned int runflags = __comedi_get_subdevice_runflags(s);
@@ -736,20 +784,28 @@ static void do_become_nonbusy(struct comedi_device *dev,
struct comedi_subdevice *s)
{
struct comedi_async *async = s->async;
+ unsigned int runflags;
+ unsigned long flags;
lockdep_assert_held(&dev->mutex);
- comedi_update_subdevice_runflags(s, COMEDI_SRF_RUNNING, 0);
- if (async) {
+ spin_lock_irqsave(&s->spin_lock, flags);
+ runflags = __comedi_get_subdevice_runflags(s);
+ __comedi_clear_subdevice_runflags(s, COMEDI_SRF_RUNNING |
+ COMEDI_SRF_BUSY);
+ spin_unlock_irqrestore(&s->spin_lock, flags);
+ if (comedi_is_runflags_busy(runflags)) {
+ /*
+ * "Run active" counter was set to 1 when setting up the
+ * command. Decrement it and wait for it to become 0.
+ */
+ comedi_put_is_subdevice_running(s);
+ wait_for_completion(&async->run_complete);
comedi_buf_reset(s);
async->inttrig = NULL;
kfree(async->cmd.chanlist);
async->cmd.chanlist = NULL;
s->busy = NULL;
wake_up_interruptible_all(&async->wait_head);
- } else {
- dev_err(dev->class_dev,
- "BUG: (?) %s called with async=NULL\n", __func__);
- s->busy = NULL;
}
}
@@ -1150,15 +1206,15 @@ static int do_bufinfo_ioctl(struct comedi_device *dev,
if (!(async->cmd.flags & CMDF_WRITE)) {
/* command was set up in "read" direction */
if (bi.bytes_read) {
- comedi_buf_read_alloc(s, bi.bytes_read);
- bi.bytes_read = comedi_buf_read_free(s, bi.bytes_read);
+ _comedi_buf_read_alloc(s, bi.bytes_read);
+ bi.bytes_read = _comedi_buf_read_free(s, bi.bytes_read);
}
/*
* If nothing left to read, and command has stopped, and
* {"read" position not updated or command stopped normally},
* then become non-busy.
*/
- if (comedi_buf_read_n_available(s) == 0 &&
+ if (_comedi_buf_read_n_available(s) == 0 &&
!comedi_is_runflags_running(runflags) &&
(bi.bytes_read == 0 ||
!comedi_is_runflags_in_error(runflags))) {
@@ -1175,9 +1231,9 @@ static int do_bufinfo_ioctl(struct comedi_device *dev,
if (comedi_is_runflags_in_error(runflags))
retval = -EPIPE;
} else if (bi.bytes_written) {
- comedi_buf_write_alloc(s, bi.bytes_written);
+ _comedi_buf_write_alloc(s, bi.bytes_written);
bi.bytes_written =
- comedi_buf_write_free(s, bi.bytes_written);
+ _comedi_buf_write_free(s, bi.bytes_written);
}
bi.bytes_read = 0;
}
@@ -1860,8 +1916,14 @@ static int do_cmd_ioctl(struct comedi_device *dev,
if (async->cmd.flags & CMDF_WAKE_EOS)
async->cb_mask |= COMEDI_CB_EOS;
+ /*
+ * Set the "run active" counter with an initial count of 1 that will
+ * complete the "safe to reset" event when it is decremented to 0.
+ */
+ refcount_set(&s->async->run_active, 1);
+ reinit_completion(&s->async->run_complete);
comedi_update_subdevice_runflags(s, COMEDI_SRF_BUSY_MASK,
- COMEDI_SRF_RUNNING);
+ COMEDI_SRF_RUNNING | COMEDI_SRF_BUSY);
/*
* Set s->busy _after_ setting COMEDI_SRF_RUNNING flag to avoid
@@ -2284,15 +2346,10 @@ static long comedi_unlocked_ioctl(struct file *file, unsigned int cmd,
rc = check_insnlist_len(dev, insnlist.n_insns);
if (rc)
break;
- insns = kcalloc(insnlist.n_insns, sizeof(*insns), GFP_KERNEL);
- if (!insns) {
- rc = -ENOMEM;
- break;
- }
- if (copy_from_user(insns, insnlist.insns,
- sizeof(*insns) * insnlist.n_insns)) {
- rc = -EFAULT;
- kfree(insns);
+ insns = memdup_array_user(insnlist.insns, insnlist.n_insns,
+ sizeof(*insns));
+ if (IS_ERR(insns)) {
+ rc = PTR_ERR(insns);
break;
}
rc = do_insnlist_ioctl(dev, insns, insnlist.n_insns, file);
@@ -2512,7 +2569,7 @@ static __poll_t comedi_poll(struct file *file, poll_table *wait)
poll_wait(file, &s->async->wait_head, wait);
if (s->busy != file || !comedi_is_subdevice_running(s) ||
(s->async->cmd.flags & CMDF_WRITE) ||
- comedi_buf_read_n_available(s) > 0)
+ _comedi_buf_read_n_available(s) > 0)
mask |= EPOLLIN | EPOLLRDNORM;
}
@@ -2645,7 +2702,7 @@ static ssize_t comedi_write(struct file *file, const char __user *buf,
break;
/* Allocate all free buffer space. */
- comedi_buf_write_alloc(s, async->prealloc_bufsz);
+ _comedi_buf_write_alloc(s, async->prealloc_bufsz);
m = comedi_buf_write_n_allocated(s);
n = min_t(size_t, m, nbytes);
@@ -2673,7 +2730,7 @@ static ssize_t comedi_write(struct file *file, const char __user *buf,
n -= m;
retval = -EFAULT;
}
- comedi_buf_write_free(s, n);
+ _comedi_buf_write_free(s, n);
count += n;
nbytes -= n;
@@ -2759,7 +2816,7 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
while (count == 0 && !retval) {
set_current_state(TASK_INTERRUPTIBLE);
- m = comedi_buf_read_n_available(s);
+ m = _comedi_buf_read_n_available(s);
n = min_t(size_t, m, nbytes);
if (n == 0) {
@@ -2799,8 +2856,8 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
retval = -EFAULT;
}
- comedi_buf_read_alloc(s, n);
- comedi_buf_read_free(s, n);
+ _comedi_buf_read_alloc(s, n);
+ _comedi_buf_read_free(s, n);
count += n;
nbytes -= n;
@@ -2834,7 +2891,7 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
s == new_s && new_s->async == async && s->busy == file &&
!(async->cmd.flags & CMDF_WRITE) &&
!comedi_is_subdevice_running(s) &&
- comedi_buf_read_n_available(s) == 0)
+ _comedi_buf_read_n_available(s) == 0)
do_become_nonbusy(dev, s);
mutex_unlock(&dev->mutex);
}
@@ -3023,7 +3080,12 @@ static int compat_chaninfo(struct file *file, unsigned long arg)
chaninfo.rangelist = compat_ptr(chaninfo32.rangelist);
mutex_lock(&dev->mutex);
- err = do_chaninfo_ioctl(dev, &chaninfo);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ err = -ENODEV;
+ } else {
+ err = do_chaninfo_ioctl(dev, &chaninfo);
+ }
mutex_unlock(&dev->mutex);
return err;
}
@@ -3044,7 +3106,12 @@ static int compat_rangeinfo(struct file *file, unsigned long arg)
rangeinfo.range_ptr = compat_ptr(rangeinfo32.range_ptr);
mutex_lock(&dev->mutex);
- err = do_rangeinfo_ioctl(dev, &rangeinfo);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ err = -ENODEV;
+ } else {
+ err = do_rangeinfo_ioctl(dev, &rangeinfo);
+ }
mutex_unlock(&dev->mutex);
return err;
}
@@ -3120,7 +3187,12 @@ static int compat_cmd(struct file *file, unsigned long arg)
return rc;
mutex_lock(&dev->mutex);
- rc = do_cmd_ioctl(dev, &cmd, &copy, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_cmd_ioctl(dev, &cmd, &copy, file);
+ }
mutex_unlock(&dev->mutex);
if (copy) {
/* Special case: copy cmd back to user. */
@@ -3145,7 +3217,12 @@ static int compat_cmdtest(struct file *file, unsigned long arg)
return rc;
mutex_lock(&dev->mutex);
- rc = do_cmdtest_ioctl(dev, &cmd, &copy, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_cmdtest_ioctl(dev, &cmd, &copy, file);
+ }
mutex_unlock(&dev->mutex);
if (copy) {
err = put_compat_cmd(compat_ptr(arg), &cmd);
@@ -3205,7 +3282,12 @@ static int compat_insnlist(struct file *file, unsigned long arg)
}
mutex_lock(&dev->mutex);
- rc = do_insnlist_ioctl(dev, insns, insnlist32.n_insns, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_insnlist_ioctl(dev, insns, insnlist32.n_insns, file);
+ }
mutex_unlock(&dev->mutex);
kfree(insns);
return rc;
@@ -3224,7 +3306,12 @@ static int compat_insn(struct file *file, unsigned long arg)
return rc;
mutex_lock(&dev->mutex);
- rc = do_insn_ioctl(dev, &insn, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_insn_ioctl(dev, &insn, file);
+ }
mutex_unlock(&dev->mutex);
return rc;
}
@@ -3299,18 +3386,7 @@ static const struct file_operations comedi_fops = {
.llseek = noop_llseek,
};
-/**
- * comedi_event() - Handle events for asynchronous COMEDI command
- * @dev: COMEDI device.
- * @s: COMEDI subdevice.
- * Context: in_interrupt() (usually), @s->spin_lock spin-lock not held.
- *
- * If an asynchronous COMEDI command is active on the subdevice, process
- * any %COMEDI_CB_... event flags that have been set, usually by an
- * interrupt handler. These may change the run state of the asynchronous
- * command, wake a task, and/or send a %SIGIO signal.
- */
-void comedi_event(struct comedi_device *dev, struct comedi_subdevice *s)
+void _comedi_event(struct comedi_device *dev, struct comedi_subdevice *s)
{
struct comedi_async *async = s->async;
unsigned int events;
@@ -3346,6 +3422,25 @@ void comedi_event(struct comedi_device *dev, struct comedi_subdevice *s)
if (si_code)
kill_fasync(&dev->async_queue, SIGIO, si_code);
}
+
+/**
+ * comedi_event() - Handle events for asynchronous COMEDI command
+ * @dev: COMEDI device.
+ * @s: COMEDI subdevice.
+ * Context: in_interrupt() (usually), @s->spin_lock spin-lock not held.
+ *
+ * If an asynchronous COMEDI command is active on the subdevice, process
+ * any %COMEDI_CB_... event flags that have been set, usually by an
+ * interrupt handler. These may change the run state of the asynchronous
+ * command, wake a task, and/or send a %SIGIO signal.
+ */
+void comedi_event(struct comedi_device *dev, struct comedi_subdevice *s)
+{
+ if (comedi_get_is_subdevice_running(s)) {
+ comedi_event(dev, s);
+ comedi_put_is_subdevice_running(s);
+ }
+}
EXPORT_SYMBOL_GPL(comedi_event);
/* Note: the ->mutex is pre-locked on successful return */
diff --git a/drivers/comedi/comedi_internal.h b/drivers/comedi/comedi_internal.h
index cf10ba016ebc..41a3b09f8f05 100644
--- a/drivers/comedi/comedi_internal.h
+++ b/drivers/comedi/comedi_internal.h
@@ -36,6 +36,18 @@ struct comedi_buf_map *
comedi_buf_map_from_subdev_get(struct comedi_subdevice *s);
unsigned int comedi_buf_write_n_available(struct comedi_subdevice *s);
unsigned int comedi_buf_write_n_allocated(struct comedi_subdevice *s);
+unsigned int _comedi_buf_write_alloc(struct comedi_subdevice *s,
+ unsigned int nbytes);
+unsigned int _comedi_buf_write_free(struct comedi_subdevice *s,
+ unsigned int nbytes);
+unsigned int _comedi_buf_read_n_available(struct comedi_subdevice *s);
+unsigned int _comedi_buf_read_alloc(struct comedi_subdevice *s,
+ unsigned int nbytes);
+unsigned int _comedi_buf_read_free(struct comedi_subdevice *s,
+ unsigned int nbytes);
+void _comedi_inc_scan_progress(struct comedi_subdevice *s,
+ unsigned int num_bytes);
+void _comedi_event(struct comedi_device *dev, struct comedi_subdevice *s);
void comedi_device_cancel_all(struct comedi_device *dev);
bool comedi_can_auto_free_spriv(struct comedi_subdevice *s);
diff --git a/drivers/comedi/drivers.c b/drivers/comedi/drivers.c
index c9ebaadc5e82..69cd2a253c66 100644
--- a/drivers/comedi/drivers.c
+++ b/drivers/comedi/drivers.c
@@ -441,6 +441,13 @@ unsigned int comedi_bytes_per_scan_cmd(struct comedi_subdevice *s,
}
EXPORT_SYMBOL_GPL(comedi_bytes_per_scan_cmd);
+static unsigned int _comedi_bytes_per_scan(struct comedi_subdevice *s)
+{
+ struct comedi_cmd *cmd = &s->async->cmd;
+
+ return comedi_bytes_per_scan_cmd(s, cmd);
+}
+
/**
* comedi_bytes_per_scan() - Get length of asynchronous command "scan" in bytes
* @s: COMEDI subdevice.
@@ -458,9 +465,16 @@ EXPORT_SYMBOL_GPL(comedi_bytes_per_scan_cmd);
*/
unsigned int comedi_bytes_per_scan(struct comedi_subdevice *s)
{
- struct comedi_cmd *cmd = &s->async->cmd;
+ unsigned int num_bytes;
- return comedi_bytes_per_scan_cmd(s, cmd);
+ if (comedi_get_is_subdevice_running(s)) {
+ num_bytes = _comedi_bytes_per_scan(s);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ /* Use nomimal, single sample scan length. */
+ num_bytes = comedi_samples_to_bytes(s, 1);
+ }
+ return num_bytes;
}
EXPORT_SYMBOL_GPL(comedi_bytes_per_scan);
@@ -482,6 +496,17 @@ static unsigned int __comedi_nscans_left(struct comedi_subdevice *s,
return nscans;
}
+static unsigned int _comedi_nscans_left(struct comedi_subdevice *s,
+ unsigned int nscans)
+{
+ if (nscans == 0) {
+ unsigned int nbytes = _comedi_buf_read_n_available(s);
+
+ nscans = nbytes / _comedi_bytes_per_scan(s);
+ }
+ return __comedi_nscans_left(s, nscans);
+}
+
/**
* comedi_nscans_left() - Return the number of scans left in the command
* @s: COMEDI subdevice.
@@ -499,25 +524,18 @@ static unsigned int __comedi_nscans_left(struct comedi_subdevice *s,
unsigned int comedi_nscans_left(struct comedi_subdevice *s,
unsigned int nscans)
{
- if (nscans == 0) {
- unsigned int nbytes = comedi_buf_read_n_available(s);
-
- nscans = nbytes / comedi_bytes_per_scan(s);
+ if (comedi_get_is_subdevice_running(s)) {
+ nscans = _comedi_nscans_left(s, nscans);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nscans = 0;
}
- return __comedi_nscans_left(s, nscans);
+ return nscans;
}
EXPORT_SYMBOL_GPL(comedi_nscans_left);
-/**
- * comedi_nsamples_left() - Return the number of samples left in the command
- * @s: COMEDI subdevice.
- * @nsamples: The expected number of samples.
- *
- * Returns the number of samples remaining to complete the command, or the
- * specified expected number of samples (@nsamples), whichever is fewer.
- */
-unsigned int comedi_nsamples_left(struct comedi_subdevice *s,
- unsigned int nsamples)
+static unsigned int _comedi_nsamples_left(struct comedi_subdevice *s,
+ unsigned int nsamples)
{
struct comedi_async *async = s->async;
struct comedi_cmd *cmd = &async->cmd;
@@ -538,24 +556,34 @@ unsigned int comedi_nsamples_left(struct comedi_subdevice *s,
return samples_left;
return nsamples;
}
-EXPORT_SYMBOL_GPL(comedi_nsamples_left);
/**
- * comedi_inc_scan_progress() - Update scan progress in asynchronous command
+ * comedi_nsamples_left() - Return the number of samples left in the command
* @s: COMEDI subdevice.
- * @num_bytes: Amount of data in bytes to increment scan progress.
+ * @nsamples: The expected number of samples.
*
- * Increments the scan progress by the number of bytes specified by @num_bytes.
- * If the scan progress reaches or exceeds the scan length in bytes, reduce
- * it modulo the scan length in bytes and set the "end of scan" asynchronous
- * event flag (%COMEDI_CB_EOS) to be processed later.
+ * Returns the number of samples remaining to complete the command, or the
+ * specified expected number of samples (@nsamples), whichever is fewer.
*/
-void comedi_inc_scan_progress(struct comedi_subdevice *s,
- unsigned int num_bytes)
+unsigned int comedi_nsamples_left(struct comedi_subdevice *s,
+ unsigned int nsamples)
+{
+ if (comedi_get_is_subdevice_running(s)) {
+ nsamples = _comedi_nsamples_left(s, nsamples);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ nsamples = 0;
+ }
+ return nsamples;
+}
+EXPORT_SYMBOL_GPL(comedi_nsamples_left);
+
+void _comedi_inc_scan_progress(struct comedi_subdevice *s,
+ unsigned int num_bytes)
{
struct comedi_async *async = s->async;
struct comedi_cmd *cmd = &async->cmd;
- unsigned int scan_length = comedi_bytes_per_scan(s);
+ unsigned int scan_length = _comedi_bytes_per_scan(s);
/* track the 'cur_chan' for non-SDF_PACKED subdevices */
if (!(s->subdev_flags & SDF_PACKED)) {
@@ -576,8 +604,43 @@ void comedi_inc_scan_progress(struct comedi_subdevice *s,
async->events |= COMEDI_CB_EOS;
}
}
+
+/**
+ * comedi_inc_scan_progress() - Update scan progress in asynchronous command
+ * @s: COMEDI subdevice.
+ * @num_bytes: Amount of data in bytes to increment scan progress.
+ *
+ * Increments the scan progress by the number of bytes specified by @num_bytes.
+ * If the scan progress reaches or exceeds the scan length in bytes, reduce
+ * it modulo the scan length in bytes and set the "end of scan" asynchronous
+ * event flag (%COMEDI_CB_EOS) to be processed later.
+ */
+void comedi_inc_scan_progress(struct comedi_subdevice *s,
+ unsigned int num_bytes)
+{
+ if (comedi_get_is_subdevice_running(s)) {
+ _comedi_inc_scan_progress(s, num_bytes);
+ comedi_put_is_subdevice_running(s);
+ }
+}
EXPORT_SYMBOL_GPL(comedi_inc_scan_progress);
+static unsigned int _comedi_handle_events(struct comedi_device *dev,
+ struct comedi_subdevice *s)
+{
+ unsigned int events = s->async->events;
+
+ if (events == 0)
+ return events;
+
+ if ((events & COMEDI_CB_CANCEL_MASK) && s->cancel)
+ s->cancel(dev, s);
+
+ _comedi_event(dev, s);
+
+ return events;
+}
+
/**
* comedi_handle_events() - Handle events and possibly stop acquisition
* @dev: COMEDI device.
@@ -597,16 +660,14 @@ EXPORT_SYMBOL_GPL(comedi_inc_scan_progress);
unsigned int comedi_handle_events(struct comedi_device *dev,
struct comedi_subdevice *s)
{
- unsigned int events = s->async->events;
-
- if (events == 0)
- return events;
-
- if ((events & COMEDI_CB_CANCEL_MASK) && s->cancel)
- s->cancel(dev, s);
-
- comedi_event(dev, s);
+ unsigned int events;
+ if (comedi_get_is_subdevice_running(s)) {
+ events = _comedi_handle_events(dev, s);
+ comedi_put_is_subdevice_running(s);
+ } else {
+ events = 0;
+ }
return events;
}
EXPORT_SYMBOL_GPL(comedi_handle_events);
@@ -677,6 +738,7 @@ static int __comedi_device_postconfig_async(struct comedi_device *dev,
return -ENOMEM;
init_waitqueue_head(&async->wait_head);
+ init_completion(&async->run_complete);
s->async = async;
async->max_bufsize = comedi_default_buf_maxsize_kb * 1024;
diff --git a/drivers/comedi/drivers/8255.c b/drivers/comedi/drivers/8255.c
index f45f7bd1c61a..5f70938b4477 100644
--- a/drivers/comedi/drivers/8255.c
+++ b/drivers/comedi/drivers/8255.c
@@ -77,19 +77,17 @@ static int dev_8255_attach(struct comedi_device *dev,
* base address of the chip.
*/
ret = __comedi_request_region(dev, iobase, I8255_SIZE);
+ if (ret)
+ return ret;
+ ret = subdev_8255_io_init(dev, s, iobase);
if (ret) {
+ /*
+ * Release the I/O port region here, as the
+ * "detach" handler cannot find it.
+ */
+ release_region(iobase, I8255_SIZE);
s->type = COMEDI_SUBD_UNUSED;
- } else {
- ret = subdev_8255_io_init(dev, s, iobase);
- if (ret) {
- /*
- * Release the I/O port region here, as the
- * "detach" handler cannot find it.
- */
- release_region(iobase, I8255_SIZE);
- s->type = COMEDI_SUBD_UNUSED;
- return ret;
- }
+ return ret;
}
}
diff --git a/drivers/comedi/drivers/Makefile b/drivers/comedi/drivers/Makefile
index b24ac00cab73..7b99a431330d 100644
--- a/drivers/comedi/drivers/Makefile
+++ b/drivers/comedi/drivers/Makefile
@@ -73,6 +73,7 @@ obj-$(CONFIG_COMEDI_ADDI_APCI_3120) += addi_apci_3120.o
obj-$(CONFIG_COMEDI_ADDI_APCI_3501) += addi_apci_3501.o
obj-$(CONFIG_COMEDI_ADDI_APCI_3XXX) += addi_apci_3xxx.o
obj-$(CONFIG_COMEDI_ADL_PCI6208) += adl_pci6208.o
+obj-$(CONFIG_COMEDI_ADL_PCI7250) += adl_pci7250.o
obj-$(CONFIG_COMEDI_ADL_PCI7X3X) += adl_pci7x3x.o
obj-$(CONFIG_COMEDI_ADL_PCI8164) += adl_pci8164.o
obj-$(CONFIG_COMEDI_ADL_PCI9111) += adl_pci9111.o
diff --git a/drivers/comedi/drivers/adl_pci7250.c b/drivers/comedi/drivers/adl_pci7250.c
new file mode 100644
index 000000000000..78c85a402435
--- /dev/null
+++ b/drivers/comedi/drivers/adl_pci7250.c
@@ -0,0 +1,220 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * adl_pci7250.c
+ *
+ * Comedi driver for ADLink PCI-7250 series cards.
+ *
+ * Copyright (C) 2015, 2025 Ian Abbott <abbotti@mev.co.uk>
+ */
+
+/*
+ * Driver: adl_pci7250
+ * Description: Driver for the ADLINK PCI-7250 relay output & digital input card
+ * Devices: [ADLINK] PCI-7250 (adl_pci7250) LPCI-7250 LPCIe-7250
+ * Author: Ian Abbott <abbotti@mev.co.uk>
+ * Status: works
+ * Updated: Mon, 02 Jun 2025 13:54:11 +0100
+ *
+ * The driver assumes that 3 PCI-7251 modules are fitted to the PCI-7250,
+ * giving 32 channels of relay outputs and 32 channels of isolated digital
+ * inputs. That is also the case for the LPCI-7250 and older LPCIe-7250
+ * cards although they do not physically support the PCI-7251 modules.
+ * Newer LPCIe-7250 cards have a different PCI subsystem device ID, so
+ * set the number of channels to 8 for these cards.
+ *
+ * Not fitting the PCI-7251 modules shouldn't do any harm, but the extra
+ * inputs and relay outputs won't work!
+ *
+ * Configuration Options: not applicable, uses PCI auto config
+ */
+
+#include <linux/module.h>
+#include <linux/comedi/comedi_pci.h>
+
+static unsigned char adl_pci7250_read8(struct comedi_device *dev,
+ unsigned int offset)
+{
+#ifdef CONFIG_HAS_IOPORT
+ if (!dev->mmio)
+ return inb(dev->iobase + offset);
+#endif
+ return readb(dev->mmio + offset);
+}
+
+static void adl_pci7250_write8(struct comedi_device *dev, unsigned int offset,
+ unsigned char val)
+{
+#ifdef CONFIG_HAS_IOPORT
+ if (!dev->mmio) {
+ outb(val, dev->iobase + offset);
+ return;
+ }
+#endif
+ writeb(val, dev->mmio + offset);
+}
+
+static int adl_pci7250_do_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
+{
+ unsigned int mask = comedi_dio_update_state(s, data);
+
+ if (mask) {
+ unsigned int state = s->state;
+ unsigned int i;
+
+ for (i = 0; i * 8 < s->n_chan; i++) {
+ if ((mask & 0xffu) != 0) {
+ /* write relay data to even offset registers */
+ adl_pci7250_write8(dev, i * 2, state & 0xffu);
+ }
+ state >>= 8;
+ mask >>= 8;
+ }
+ }
+
+ data[1] = s->state;
+
+ return 2;
+}
+
+static int adl_pci7250_di_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
+{
+ unsigned int value = 0;
+ unsigned int i;
+
+ for (i = 0; i * 8 < s->n_chan; i++) {
+ /* read DI value from odd offset registers */
+ value |= (unsigned int)adl_pci7250_read8(dev, i * 2 + 1) <<
+ (i * 8);
+ }
+
+ data[1] = value;
+
+ return 2;
+}
+
+static int pci7250_auto_attach(struct comedi_device *dev,
+ unsigned long context_unused)
+{
+ struct pci_dev *pcidev = comedi_to_pci_dev(dev);
+ struct comedi_subdevice *s;
+ unsigned int max_chans;
+ unsigned int i;
+ int ret;
+
+ ret = comedi_pci_enable(dev);
+ if (ret)
+ return ret;
+
+ if (pci_resource_len(pcidev, 2) < 8)
+ return -ENXIO;
+
+ /*
+ * Newer LPCIe-7250 boards use MMIO. Older LPCIe-7250, LPCI-7250, and
+ * PCI-7250 boards use Port I/O.
+ */
+ if (pci_resource_flags(pcidev, 2) & IORESOURCE_MEM) {
+ dev->mmio = pci_ioremap_bar(pcidev, 2);
+ if (!dev->mmio)
+ return -ENOMEM;
+ } else if (IS_ENABLED(CONFIG_HAS_IOPORT)) {
+ dev->iobase = pci_resource_start(pcidev, 2);
+ } else {
+ dev_err(dev->class_dev,
+ "error! need I/O port support\n");
+ return -ENXIO;
+ }
+
+ if (pcidev->subsystem_device == 0x7000) {
+ /*
+ * This is a newer LPCIe-7250 variant and cannot possibly
+ * have PCI-7251 modules fitted, so limit the number of
+ * channels to 8.
+ */
+ max_chans = 8;
+ } else {
+ /*
+ * It is unknown whether the board is a PCI-7250, an LPCI-7250,
+ * or an older LPCIe-7250 variant, so treat it as a PCI-7250
+ * and assume it can have PCI-7251 modules fitted to increase
+ * the number of channels to a maximum of 32.
+ */
+ max_chans = 32;
+ }
+
+ ret = comedi_alloc_subdevices(dev, 2);
+ if (ret)
+ return ret;
+
+ /* Relay digital output. */
+ s = &dev->subdevices[0];
+ s->type = COMEDI_SUBD_DO;
+ s->subdev_flags = SDF_WRITABLE;
+ s->n_chan = max_chans;
+ s->maxdata = 1;
+ s->range_table = &range_digital;
+ s->insn_bits = adl_pci7250_do_insn_bits;
+ /* Read initial state of relays from the even offset registers. */
+ s->state = 0;
+ for (i = 0; i * 8 < max_chans; i++) {
+ s->state |= (unsigned int)adl_pci7250_read8(dev, i * 2) <<
+ (i * 8);
+ }
+
+ /* Isolated digital input. */
+ s = &dev->subdevices[1];
+ s->type = COMEDI_SUBD_DI;
+ s->subdev_flags = SDF_READABLE;
+ s->n_chan = max_chans;
+ s->maxdata = 1;
+ s->range_table = &range_digital;
+ s->insn_bits = adl_pci7250_di_insn_bits;
+
+ return 0;
+}
+
+static struct comedi_driver adl_pci7250_driver = {
+ .driver_name = "adl_pci7250",
+ .module = THIS_MODULE,
+ .auto_attach = pci7250_auto_attach,
+ .detach = comedi_pci_detach,
+};
+
+static int adl_pci7250_pci_probe(struct pci_dev *dev,
+ const struct pci_device_id *id)
+{
+ return comedi_pci_auto_config(dev, &adl_pci7250_driver,
+ id->driver_data);
+}
+
+static const struct pci_device_id adl_pci7250_pci_table[] = {
+#ifdef CONFIG_HAS_IOPORT
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
+ 0x9999, 0x7250) },
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ADLINK, 0x7250,
+ 0x9999, 0x7250) },
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ADLINK, 0x7250,
+ PCI_VENDOR_ID_ADLINK, 0x7250) },
+#endif
+ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ADLINK, 0x7250,
+ PCI_VENDOR_ID_ADLINK, 0x7000) }, /* newer LPCIe-7250 */
+ { 0 }
+};
+MODULE_DEVICE_TABLE(pci, adl_pci7250_pci_table);
+
+static struct pci_driver adl_pci7250_pci_driver = {
+ .name = "adl_pci7250",
+ .id_table = adl_pci7250_pci_table,
+ .probe = adl_pci7250_pci_probe,
+ .remove = comedi_pci_auto_unconfig,
+};
+module_comedi_pci_driver(adl_pci7250_driver, adl_pci7250_pci_driver);
+
+MODULE_AUTHOR("Comedi https://www.comedi.org");
+MODULE_DESCRIPTION("Comedi driver for ADLink PCI-7250 series boards");
+MODULE_LICENSE("GPL");
diff --git a/drivers/comedi/drivers/c6xdigio.c b/drivers/comedi/drivers/c6xdigio.c
index 14b90d1c64dc..8a38d97d463b 100644
--- a/drivers/comedi/drivers/c6xdigio.c
+++ b/drivers/comedi/drivers/c6xdigio.c
@@ -249,9 +249,6 @@ static int c6xdigio_attach(struct comedi_device *dev,
if (ret)
return ret;
- /* Make sure that PnP ports get activated */
- pnp_register_driver(&c6xdigio_pnp_driver);
-
s = &dev->subdevices[0];
/* pwm output subdevice */
s->type = COMEDI_SUBD_PWM;
@@ -278,19 +275,46 @@ static int c6xdigio_attach(struct comedi_device *dev,
return 0;
}
-static void c6xdigio_detach(struct comedi_device *dev)
-{
- comedi_legacy_detach(dev);
- pnp_unregister_driver(&c6xdigio_pnp_driver);
-}
-
static struct comedi_driver c6xdigio_driver = {
.driver_name = "c6xdigio",
.module = THIS_MODULE,
.attach = c6xdigio_attach,
- .detach = c6xdigio_detach,
+ .detach = comedi_legacy_detach,
};
-module_comedi_driver(c6xdigio_driver);
+
+static bool c6xdigio_pnp_registered = false;
+
+static int __init c6xdigio_module_init(void)
+{
+ int ret;
+
+ ret = comedi_driver_register(&c6xdigio_driver);
+ if (ret)
+ return ret;
+
+ if (IS_ENABLED(CONFIG_PNP)) {
+ /* Try to activate the PnP ports */
+ ret = pnp_register_driver(&c6xdigio_pnp_driver);
+ if (ret) {
+ pr_warn("failed to register pnp driver - err %d\n",
+ ret);
+ ret = 0; /* ignore the error. */
+ } else {
+ c6xdigio_pnp_registered = true;
+ }
+ }
+
+ return 0;
+}
+module_init(c6xdigio_module_init);
+
+static void __exit c6xdigio_module_exit(void)
+{
+ if (c6xdigio_pnp_registered)
+ pnp_unregister_driver(&c6xdigio_pnp_driver);
+ comedi_driver_unregister(&c6xdigio_driver);
+}
+module_exit(c6xdigio_module_exit);
MODULE_AUTHOR("Comedi https://www.comedi.org");
MODULE_DESCRIPTION("Comedi driver for the C6x_DIGIO DSP daughter card");
diff --git a/drivers/comedi/drivers/comedi_bond.c b/drivers/comedi/drivers/comedi_bond.c
index 78c39fa84177..30650fa36fff 100644
--- a/drivers/comedi/drivers/comedi_bond.c
+++ b/drivers/comedi/drivers/comedi_bond.c
@@ -205,7 +205,7 @@ static int do_dev_config(struct comedi_device *dev, struct comedi_devconfig *it)
snprintf(file, sizeof(file), "/dev/comedi%d", minor);
file[sizeof(file) - 1] = 0;
- d = comedi_open(file);
+ d = comedi_open_from(file, dev->minor);
if (!d) {
dev_err(dev->class_dev,
@@ -326,7 +326,7 @@ static void bonding_detach(struct comedi_device *dev)
if (!bdev)
continue;
if (!test_and_set_bit(bdev->minor, devs_closed))
- comedi_close(bdev->dev);
+ comedi_close_from(bdev->dev, dev->minor);
kfree(bdev);
}
kfree(devpriv->devs);
diff --git a/drivers/comedi/drivers/multiq3.c b/drivers/comedi/drivers/multiq3.c
index 07ff5383da99..ac369e9a262d 100644
--- a/drivers/comedi/drivers/multiq3.c
+++ b/drivers/comedi/drivers/multiq3.c
@@ -67,6 +67,11 @@
#define MULTIQ3_TRSFRCNTR_OL 0x10 /* xfer CNTR to OL (x and y) */
#define MULTIQ3_EFLAG_RESET 0x06 /* reset E bit of flag reg */
+/*
+ * Limit on the number of optional encoder channels
+ */
+#define MULTIQ3_MAX_ENC_CHANS 8
+
static void multiq3_set_ctrl(struct comedi_device *dev, unsigned int bits)
{
/*
@@ -312,6 +317,10 @@ static int multiq3_attach(struct comedi_device *dev,
s->insn_read = multiq3_encoder_insn_read;
s->insn_config = multiq3_encoder_insn_config;
+ /* sanity check for number of encoder channels */
+ if (s->n_chan > MULTIQ3_MAX_ENC_CHANS)
+ s->n_chan = MULTIQ3_MAX_ENC_CHANS;
+
for (i = 0; i < s->n_chan; i++)
multiq3_encoder_reset(dev, i);
diff --git a/drivers/comedi/drivers/ni_670x.c b/drivers/comedi/drivers/ni_670x.c
index c875d251c230..563a9c790f12 100644
--- a/drivers/comedi/drivers/ni_670x.c
+++ b/drivers/comedi/drivers/ni_670x.c
@@ -199,7 +199,7 @@ static int ni_670x_auto_attach(struct comedi_device *dev,
const struct comedi_lrange **range_table_list;
range_table_list = kmalloc_array(32,
- sizeof(struct comedi_lrange *),
+ sizeof(*range_table_list),
GFP_KERNEL);
if (!range_table_list)
return -ENOMEM;
diff --git a/drivers/comedi/drivers/pcl818.c b/drivers/comedi/drivers/pcl818.c
index 4127adcfb229..06fe06396f23 100644
--- a/drivers/comedi/drivers/pcl818.c
+++ b/drivers/comedi/drivers/pcl818.c
@@ -1111,10 +1111,9 @@ static void pcl818_detach(struct comedi_device *dev)
{
struct pcl818_private *devpriv = dev->private;
- if (devpriv) {
- pcl818_ai_cancel(dev, dev->read_subdev);
+ if (devpriv)
pcl818_reset(dev);
- }
+
pcl818_free_dma(dev);
comedi_legacy_detach(dev);
}
diff --git a/drivers/comedi/kcomedilib/kcomedilib_main.c b/drivers/comedi/kcomedilib/kcomedilib_main.c
index 43fbe1a63b14..baa9eaaf97d4 100644
--- a/drivers/comedi/kcomedilib/kcomedilib_main.c
+++ b/drivers/comedi/kcomedilib/kcomedilib_main.c
@@ -15,6 +15,7 @@
#include <linux/fcntl.h>
#include <linux/mm.h>
#include <linux/io.h>
+#include <linux/bitmap.h>
#include <linux/comedi.h>
#include <linux/comedi/comedidev.h>
@@ -24,7 +25,104 @@ MODULE_AUTHOR("David Schleef <ds@schleef.org>");
MODULE_DESCRIPTION("Comedi kernel library");
MODULE_LICENSE("GPL");
-struct comedi_device *comedi_open(const char *filename)
+static DEFINE_MUTEX(kcomedilib_to_from_lock);
+
+/*
+ * Row index is the "to" node, column index is the "from" node, element value
+ * is the number of links from the "from" node to the "to" node.
+ */
+static unsigned char
+ kcomedilib_to_from[COMEDI_NUM_BOARD_MINORS][COMEDI_NUM_BOARD_MINORS];
+
+static bool kcomedilib_set_link_from_to(unsigned int from, unsigned int to)
+{
+ DECLARE_BITMAP(destinations[2], COMEDI_NUM_BOARD_MINORS);
+ unsigned int cur = 0;
+ bool okay = true;
+
+ /*
+ * Allow "from" node to be out of range (no loop checking),
+ * but require "to" node to be in range.
+ */
+ if (to >= COMEDI_NUM_BOARD_MINORS)
+ return false;
+ if (from >= COMEDI_NUM_BOARD_MINORS)
+ return true;
+
+ /*
+ * Check that kcomedilib_to_from[to][from] can be made non-zero
+ * without creating a loop.
+ *
+ * Termination of the loop-testing code relies on the assumption that
+ * kcomedilib_to_from[][] does not contain any loops.
+ *
+ * Start with a set destinations set containing "from" as the only
+ * element and work backwards looking for loops.
+ */
+ bitmap_zero(destinations[cur], COMEDI_NUM_BOARD_MINORS);
+ set_bit(from, destinations[cur]);
+ mutex_lock(&kcomedilib_to_from_lock);
+ do {
+ unsigned int next = 1 - cur;
+ unsigned int t = 0;
+
+ if (test_bit(to, destinations[cur])) {
+ /* Loop detected. */
+ okay = false;
+ break;
+ }
+ /* Create next set of destinations. */
+ bitmap_zero(destinations[next], COMEDI_NUM_BOARD_MINORS);
+ while ((t = find_next_bit(destinations[cur],
+ COMEDI_NUM_BOARD_MINORS,
+ t)) < COMEDI_NUM_BOARD_MINORS) {
+ unsigned int f;
+
+ for (f = 0; f < COMEDI_NUM_BOARD_MINORS; f++) {
+ if (kcomedilib_to_from[t][f])
+ set_bit(f, destinations[next]);
+ }
+ t++;
+ }
+ cur = next;
+ } while (!bitmap_empty(destinations[cur], COMEDI_NUM_BOARD_MINORS));
+ if (okay) {
+ /* Allow a maximum of 255 links from "from" to "to". */
+ if (kcomedilib_to_from[to][from] < 255)
+ kcomedilib_to_from[to][from]++;
+ else
+ okay = false;
+ }
+ mutex_unlock(&kcomedilib_to_from_lock);
+ return okay;
+}
+
+static void kcomedilib_clear_link_from_to(unsigned int from, unsigned int to)
+{
+ if (to < COMEDI_NUM_BOARD_MINORS && from < COMEDI_NUM_BOARD_MINORS) {
+ mutex_lock(&kcomedilib_to_from_lock);
+ if (kcomedilib_to_from[to][from])
+ kcomedilib_to_from[to][from]--;
+ mutex_unlock(&kcomedilib_to_from_lock);
+ }
+}
+
+/**
+ * comedi_open_from() - Open a COMEDI device from the kernel with loop checks
+ * @filename: Fake pathname of the form "/dev/comediN".
+ * @from: Device number it is being opened from (if in range).
+ *
+ * Converts @filename to a COMEDI device number and "opens" it if it exists
+ * and is attached to a low-level COMEDI driver.
+ *
+ * If @from is in range, refuse to open the device if doing so would form a
+ * loop of devices opening each other. There is also a limit of 255 on the
+ * number of concurrent opens from one device to another.
+ *
+ * Return: A pointer to the COMEDI device on success.
+ * Return %NULL on failure.
+ */
+struct comedi_device *comedi_open_from(const char *filename, int from)
{
struct comedi_device *dev, *retval = NULL;
unsigned int minor;
@@ -43,7 +141,7 @@ struct comedi_device *comedi_open(const char *filename)
return NULL;
down_read(&dev->attach_lock);
- if (dev->attached)
+ if (dev->attached && kcomedilib_set_link_from_to(from, minor))
retval = dev;
else
retval = NULL;
@@ -54,14 +152,26 @@ struct comedi_device *comedi_open(const char *filename)
return retval;
}
-EXPORT_SYMBOL_GPL(comedi_open);
+EXPORT_SYMBOL_GPL(comedi_open_from);
-int comedi_close(struct comedi_device *dev)
+/**
+ * comedi_close_from() - Close a COMEDI device from the kernel with loop checks
+ * @dev: COMEDI device.
+ * @from: Device number it was opened from (if in range).
+ *
+ * Closes a COMEDI device previously opened by comedi_open_from().
+ *
+ * If @from is in range, it should be match the one used by comedi_open_from().
+ *
+ * Returns: 0
+ */
+int comedi_close_from(struct comedi_device *dev, int from)
{
+ kcomedilib_clear_link_from_to(from, dev->minor);
comedi_dev_put(dev);
return 0;
}
-EXPORT_SYMBOL_GPL(comedi_close);
+EXPORT_SYMBOL_GPL(comedi_close_from);
static int comedi_do_insn(struct comedi_device *dev,
struct comedi_insn *insn,
diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c
index 1a299d1f350b..19d457ae4c3b 100644
--- a/drivers/counter/microchip-tcb-capture.c
+++ b/drivers/counter/microchip-tcb-capture.c
@@ -451,7 +451,7 @@ static void mchp_tc_irq_remove(void *ptr)
static int mchp_tc_irq_enable(struct counter_device *const counter, int irq)
{
struct mchp_tc_data *const priv = counter_priv(counter);
- int ret = devm_request_irq(counter->parent, irq, mchp_tc_isr, 0,
+ int ret = devm_request_irq(counter->parent, irq, mchp_tc_isr, IRQF_SHARED,
dev_name(counter->parent), counter);
if (ret < 0)
diff --git a/drivers/counter/ti-ecap-capture.c b/drivers/counter/ti-ecap-capture.c
index 3faaf7f60539..3586a7ab9887 100644
--- a/drivers/counter/ti-ecap-capture.c
+++ b/drivers/counter/ti-ecap-capture.c
@@ -465,11 +465,6 @@ static irqreturn_t ecap_cnt_isr(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static void ecap_cnt_pm_disable(void *dev)
-{
- pm_runtime_disable(dev);
-}
-
static int ecap_cnt_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -523,12 +518,9 @@ static int ecap_cnt_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, counter_dev);
- pm_runtime_enable(dev);
-
- /* Register a cleanup callback to care for disabling PM */
- ret = devm_add_action_or_reset(dev, ecap_cnt_pm_disable, dev);
+ ret = devm_pm_runtime_enable(dev);
if (ret)
- return dev_err_probe(dev, ret, "failed to add pm disable action\n");
+ return ret;
ret = devm_counter_add(dev, counter_dev);
if (ret)
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 4f7f9201598d..e73a66785d69 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -318,7 +318,6 @@ static u32 drv_read(struct acpi_cpufreq_data *data, const struct cpumask *mask)
return cmd.val;
}
-/* Called via smp_call_function_many(), on the target CPUs */
static void do_drv_write(void *_cmd)
{
struct drv_cmd *cmd = _cmd;
@@ -335,14 +334,8 @@ static void drv_write(struct acpi_cpufreq_data *data,
.val = val,
.func.write = data->cpu_freq_write,
};
- int this_cpu;
- this_cpu = get_cpu();
- if (cpumask_test_cpu(this_cpu, mask))
- do_drv_write(&cmd);
-
- smp_call_function_many(mask, do_drv_write, &cmd, 1);
- put_cpu();
+ on_each_cpu_mask(mask, do_drv_write, &cmd, true);
}
static u32 get_cur_val(const struct cpumask *mask, struct acpi_cpufreq_data *data)
@@ -402,7 +395,7 @@ static unsigned int check_freqs(struct cpufreq_policy *policy,
cur_freq = extract_freq(policy, get_cur_val(mask, data));
if (cur_freq == freq)
return 1;
- udelay(10);
+ usleep_range(10, 15);
}
return 0;
}
diff --git a/drivers/cpufreq/airoha-cpufreq.c b/drivers/cpufreq/airoha-cpufreq.c
index 4fe39eadd163..b6b1cdc4d11d 100644
--- a/drivers/cpufreq/airoha-cpufreq.c
+++ b/drivers/cpufreq/airoha-cpufreq.c
@@ -107,6 +107,7 @@ static struct platform_driver airoha_cpufreq_driver = {
};
static const struct of_device_id airoha_cpufreq_match_list[] __initconst = {
+ { .compatible = "airoha,an7583" },
{ .compatible = "airoha,en7581" },
{},
};
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index bbc27ef9edf7..c45bc98721d2 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -65,13 +65,13 @@ static const char * const amd_pstate_mode_string[] = {
[AMD_PSTATE_PASSIVE] = "passive",
[AMD_PSTATE_ACTIVE] = "active",
[AMD_PSTATE_GUIDED] = "guided",
- NULL,
};
+static_assert(ARRAY_SIZE(amd_pstate_mode_string) == AMD_PSTATE_MAX);
const char *amd_pstate_get_mode_string(enum amd_pstate_mode mode)
{
- if (mode < 0 || mode >= AMD_PSTATE_MAX)
- return NULL;
+ if (mode < AMD_PSTATE_UNDEFINED || mode >= AMD_PSTATE_MAX)
+ mode = AMD_PSTATE_UNDEFINED;
return amd_pstate_mode_string[mode];
}
EXPORT_SYMBOL_GPL(amd_pstate_get_mode_string);
@@ -110,6 +110,7 @@ enum energy_perf_value_index {
EPP_INDEX_BALANCE_PERFORMANCE,
EPP_INDEX_BALANCE_POWERSAVE,
EPP_INDEX_POWERSAVE,
+ EPP_INDEX_MAX,
};
static const char * const energy_perf_strings[] = {
@@ -118,8 +119,8 @@ static const char * const energy_perf_strings[] = {
[EPP_INDEX_BALANCE_PERFORMANCE] = "balance_performance",
[EPP_INDEX_BALANCE_POWERSAVE] = "balance_power",
[EPP_INDEX_POWERSAVE] = "power",
- NULL
};
+static_assert(ARRAY_SIZE(energy_perf_strings) == EPP_INDEX_MAX);
static unsigned int epp_values[] = {
[EPP_INDEX_DEFAULT] = 0,
@@ -127,7 +128,8 @@ static unsigned int epp_values[] = {
[EPP_INDEX_BALANCE_PERFORMANCE] = AMD_CPPC_EPP_BALANCE_PERFORMANCE,
[EPP_INDEX_BALANCE_POWERSAVE] = AMD_CPPC_EPP_BALANCE_POWERSAVE,
[EPP_INDEX_POWERSAVE] = AMD_CPPC_EPP_POWERSAVE,
- };
+};
+static_assert(ARRAY_SIZE(epp_values) == EPP_INDEX_MAX);
typedef int (*cppc_mode_transition_fn)(int);
@@ -183,7 +185,7 @@ static inline int get_mode_idx_from_str(const char *str, size_t size)
{
int i;
- for (i=0; i < AMD_PSTATE_MAX; i++) {
+ for (i = 0; i < AMD_PSTATE_MAX; i++) {
if (!strncmp(str, amd_pstate_mode_string[i], size))
return i;
}
@@ -872,10 +874,10 @@ static void amd_pstate_update_limits(struct cpufreq_policy *policy)
*/
static u32 amd_pstate_get_transition_delay_us(unsigned int cpu)
{
- u32 transition_delay_ns;
+ int transition_delay_ns;
transition_delay_ns = cppc_get_transition_latency(cpu);
- if (transition_delay_ns == CPUFREQ_ETERNAL) {
+ if (transition_delay_ns < 0) {
if (cpu_feature_enabled(X86_FEATURE_AMD_FAST_CPPC))
return AMD_PSTATE_FAST_CPPC_TRANSITION_DELAY;
else
@@ -891,10 +893,10 @@ static u32 amd_pstate_get_transition_delay_us(unsigned int cpu)
*/
static u32 amd_pstate_get_transition_latency(unsigned int cpu)
{
- u32 transition_latency;
+ int transition_latency;
transition_latency = cppc_get_transition_latency(cpu);
- if (transition_latency == CPUFREQ_ETERNAL)
+ if (transition_latency < 0)
return AMD_PSTATE_TRANSITION_LATENCY;
return transition_latency;
@@ -1137,16 +1139,15 @@ static ssize_t show_amd_pstate_hw_prefcore(struct cpufreq_policy *policy,
static ssize_t show_energy_performance_available_preferences(
struct cpufreq_policy *policy, char *buf)
{
- int i = 0;
- int offset = 0;
+ int offset = 0, i;
struct amd_cpudata *cpudata = policy->driver_data;
if (cpudata->policy == CPUFREQ_POLICY_PERFORMANCE)
return sysfs_emit_at(buf, offset, "%s\n",
energy_perf_strings[EPP_INDEX_PERFORMANCE]);
- while (energy_perf_strings[i] != NULL)
- offset += sysfs_emit_at(buf, offset, "%s ", energy_perf_strings[i++]);
+ for (i = 0; i < ARRAY_SIZE(energy_perf_strings); i++)
+ offset += sysfs_emit_at(buf, offset, "%s ", energy_perf_strings[i]);
offset += sysfs_emit_at(buf, offset, "\n");
@@ -1157,15 +1158,10 @@ static ssize_t store_energy_performance_preference(
struct cpufreq_policy *policy, const char *buf, size_t count)
{
struct amd_cpudata *cpudata = policy->driver_data;
- char str_preference[21];
ssize_t ret;
u8 epp;
- ret = sscanf(buf, "%20s", str_preference);
- if (ret != 1)
- return -EINVAL;
-
- ret = match_string(energy_perf_strings, -1, str_preference);
+ ret = sysfs_match_string(energy_perf_strings, buf);
if (ret < 0)
return -EINVAL;
@@ -1282,7 +1278,7 @@ static int amd_pstate_change_mode_without_dvr_change(int mode)
if (cpu_feature_enabled(X86_FEATURE_CPPC) || cppc_state == AMD_PSTATE_ACTIVE)
return 0;
- for_each_present_cpu(cpu) {
+ for_each_online_cpu(cpu) {
cppc_set_auto_sel(cpu, (cppc_state == AMD_PSTATE_PASSIVE) ? 0 : 1);
}
@@ -1353,9 +1349,8 @@ int amd_pstate_update_status(const char *buf, size_t size)
return -EINVAL;
mode_idx = get_mode_idx_from_str(buf, size);
-
- if (mode_idx < 0 || mode_idx >= AMD_PSTATE_MAX)
- return -EINVAL;
+ if (mode_idx < 0)
+ return mode_idx;
if (mode_state_machine[cppc_state][mode_idx]) {
guard(mutex)(&amd_pstate_driver_lock);
@@ -1554,13 +1549,15 @@ static void amd_pstate_epp_cpu_exit(struct cpufreq_policy *policy)
pr_debug("CPU %d exiting\n", policy->cpu);
}
-static int amd_pstate_epp_update_limit(struct cpufreq_policy *policy)
+static int amd_pstate_epp_update_limit(struct cpufreq_policy *policy, bool policy_change)
{
struct amd_cpudata *cpudata = policy->driver_data;
union perf_cached perf;
u8 epp;
- if (policy->min != cpudata->min_limit_freq || policy->max != cpudata->max_limit_freq)
+ if (policy_change ||
+ policy->min != cpudata->min_limit_freq ||
+ policy->max != cpudata->max_limit_freq)
amd_pstate_update_min_max_limit(policy);
if (cpudata->policy == CPUFREQ_POLICY_PERFORMANCE)
@@ -1584,7 +1581,7 @@ static int amd_pstate_epp_set_policy(struct cpufreq_policy *policy)
cpudata->policy = policy->policy;
- ret = amd_pstate_epp_update_limit(policy);
+ ret = amd_pstate_epp_update_limit(policy, true);
if (ret)
return ret;
@@ -1612,7 +1609,11 @@ static int amd_pstate_cpu_offline(struct cpufreq_policy *policy)
* min_perf value across kexec reboots. If this CPU is just onlined normally after this, the
* limits, epp and desired perf will get reset to the cached values in cpudata struct
*/
- return amd_pstate_update_perf(policy, perf.bios_min_perf, 0U, 0U, 0U, false);
+ return amd_pstate_update_perf(policy, perf.bios_min_perf,
+ FIELD_GET(AMD_CPPC_DES_PERF_MASK, cpudata->cppc_req_cached),
+ FIELD_GET(AMD_CPPC_MAX_PERF_MASK, cpudata->cppc_req_cached),
+ FIELD_GET(AMD_CPPC_EPP_PERF_MASK, cpudata->cppc_req_cached),
+ false);
}
static int amd_pstate_suspend(struct cpufreq_policy *policy)
@@ -1626,13 +1627,14 @@ static int amd_pstate_suspend(struct cpufreq_policy *policy)
* min_perf value across kexec reboots. If this CPU is just resumed back without kexec,
* the limits, epp and desired perf will get reset to the cached values in cpudata struct
*/
- ret = amd_pstate_update_perf(policy, perf.bios_min_perf, 0U, 0U, 0U, false);
+ ret = amd_pstate_update_perf(policy, perf.bios_min_perf,
+ FIELD_GET(AMD_CPPC_DES_PERF_MASK, cpudata->cppc_req_cached),
+ FIELD_GET(AMD_CPPC_MAX_PERF_MASK, cpudata->cppc_req_cached),
+ FIELD_GET(AMD_CPPC_EPP_PERF_MASK, cpudata->cppc_req_cached),
+ false);
if (ret)
return ret;
- /* invalidate to ensure it's rewritten during resume */
- cpudata->cppc_req_cached = 0;
-
/* set this flag to avoid setting core offline*/
cpudata->suspended = true;
@@ -1658,7 +1660,7 @@ static int amd_pstate_epp_resume(struct cpufreq_policy *policy)
int ret;
/* enable amd pstate from suspend state*/
- ret = amd_pstate_epp_update_limit(policy);
+ ret = amd_pstate_epp_update_limit(policy, false);
if (ret)
return ret;
diff --git a/drivers/cpufreq/armada-37xx-cpufreq.c b/drivers/cpufreq/armada-37xx-cpufreq.c
index f28a4435fba7..0efe403a5980 100644
--- a/drivers/cpufreq/armada-37xx-cpufreq.c
+++ b/drivers/cpufreq/armada-37xx-cpufreq.c
@@ -265,7 +265,7 @@ static void __init armada37xx_cpufreq_avs_configure(struct regmap *base,
*/
target_vm = avs_map[l0_vdd_min] - 100;
- target_vm = target_vm > MIN_VOLT_MV ? target_vm : MIN_VOLT_MV;
+ target_vm = max(target_vm, MIN_VOLT_MV);
dvfs->avs[1] = armada_37xx_avs_val_match(target_vm);
/*
@@ -273,7 +273,7 @@ static void __init armada37xx_cpufreq_avs_configure(struct regmap *base,
* be larger than 1000mv
*/
target_vm = avs_map[l0_vdd_min] - 150;
- target_vm = target_vm > MIN_VOLT_MV ? target_vm : MIN_VOLT_MV;
+ target_vm = max(target_vm, MIN_VOLT_MV);
dvfs->avs[2] = dvfs->avs[3] = armada_37xx_avs_val_match(target_vm);
/*
diff --git a/drivers/cpufreq/brcmstb-avs-cpufreq.c b/drivers/cpufreq/brcmstb-avs-cpufreq.c
index 5940d262374f..71450cca8e9f 100644
--- a/drivers/cpufreq/brcmstb-avs-cpufreq.c
+++ b/drivers/cpufreq/brcmstb-avs-cpufreq.c
@@ -480,7 +480,7 @@ static bool brcm_avs_is_firmware_loaded(struct private_data *priv)
static unsigned int brcm_avs_cpufreq_get(unsigned int cpu)
{
- struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
struct private_data *priv;
if (!policy)
@@ -488,8 +488,6 @@ static unsigned int brcm_avs_cpufreq_get(unsigned int cpu)
priv = policy->driver_data;
- cpufreq_cpu_put(policy);
-
return brcm_avs_get_frequency(priv->base);
}
diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c
index 4a17162a392d..9eac77c4f294 100644
--- a/drivers/cpufreq/cppc_cpufreq.c
+++ b/drivers/cpufreq/cppc_cpufreq.c
@@ -50,8 +50,7 @@ struct cppc_freq_invariance {
static DEFINE_PER_CPU(struct cppc_freq_invariance, cppc_freq_inv);
static struct kthread_worker *kworker_fie;
-static int cppc_perf_from_fbctrs(struct cppc_cpudata *cpu_data,
- struct cppc_perf_fb_ctrs *fb_ctrs_t0,
+static int cppc_perf_from_fbctrs(struct cppc_perf_fb_ctrs *fb_ctrs_t0,
struct cppc_perf_fb_ctrs *fb_ctrs_t1);
/**
@@ -87,8 +86,7 @@ static void cppc_scale_freq_workfn(struct kthread_work *work)
return;
}
- perf = cppc_perf_from_fbctrs(cpu_data, &cppc_fi->prev_perf_fb_ctrs,
- &fb_ctrs);
+ perf = cppc_perf_from_fbctrs(&cppc_fi->prev_perf_fb_ctrs, &fb_ctrs);
if (!perf)
return;
@@ -144,16 +142,15 @@ static void cppc_cpufreq_cpu_fie_init(struct cpufreq_policy *policy)
init_irq_work(&cppc_fi->irq_work, cppc_irq_work);
ret = cppc_get_perf_ctrs(cpu, &cppc_fi->prev_perf_fb_ctrs);
- if (ret) {
- pr_warn("%s: failed to read perf counters for cpu:%d: %d\n",
- __func__, cpu, ret);
- /*
- * Don't abort if the CPU was offline while the driver
- * was getting registered.
- */
- if (cpu_online(cpu))
- return;
+ /*
+ * Don't abort as the CPU was offline while the driver was
+ * getting registered.
+ */
+ if (ret && cpu_online(cpu)) {
+ pr_debug("%s: failed to read perf counters for cpu:%d: %d\n",
+ __func__, cpu, ret);
+ return;
}
}
@@ -310,6 +307,16 @@ static int cppc_verify_policy(struct cpufreq_policy_data *policy)
return 0;
}
+static unsigned int __cppc_cpufreq_get_transition_delay_us(unsigned int cpu)
+{
+ int transition_latency_ns = cppc_get_transition_latency(cpu);
+
+ if (transition_latency_ns < 0)
+ return CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS / NSEC_PER_USEC;
+
+ return transition_latency_ns / NSEC_PER_USEC;
+}
+
/*
* The PCC subspace describes the rate at which platform can accept commands
* on the shared PCC channel (including READs which do not count towards freq
@@ -332,12 +339,12 @@ static unsigned int cppc_cpufreq_get_transition_delay_us(unsigned int cpu)
return 10000;
}
}
- return cppc_get_transition_latency(cpu) / NSEC_PER_USEC;
+ return __cppc_cpufreq_get_transition_delay_us(cpu);
}
#else
static unsigned int cppc_cpufreq_get_transition_delay_us(unsigned int cpu)
{
- return cppc_get_transition_latency(cpu) / NSEC_PER_USEC;
+ return __cppc_cpufreq_get_transition_delay_us(cpu);
}
#endif
@@ -684,8 +691,7 @@ static inline u64 get_delta(u64 t1, u64 t0)
return (u32)t1 - (u32)t0;
}
-static int cppc_perf_from_fbctrs(struct cppc_cpudata *cpu_data,
- struct cppc_perf_fb_ctrs *fb_ctrs_t0,
+static int cppc_perf_from_fbctrs(struct cppc_perf_fb_ctrs *fb_ctrs_t0,
struct cppc_perf_fb_ctrs *fb_ctrs_t1)
{
u64 delta_reference, delta_delivered;
@@ -725,8 +731,8 @@ static int cppc_get_perf_ctrs_sample(int cpu,
static unsigned int cppc_cpufreq_get_rate(unsigned int cpu)
{
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
struct cppc_perf_fb_ctrs fb_ctrs_t0 = {0}, fb_ctrs_t1 = {0};
- struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
struct cppc_cpudata *cpu_data;
u64 delivered_perf;
int ret;
@@ -736,8 +742,6 @@ static unsigned int cppc_cpufreq_get_rate(unsigned int cpu)
cpu_data = policy->driver_data;
- cpufreq_cpu_put(policy);
-
ret = cppc_get_perf_ctrs_sample(cpu, &fb_ctrs_t0, &fb_ctrs_t1);
if (ret) {
if (ret == -EFAULT)
@@ -747,8 +751,7 @@ static unsigned int cppc_cpufreq_get_rate(unsigned int cpu)
return 0;
}
- delivered_perf = cppc_perf_from_fbctrs(cpu_data, &fb_ctrs_t0,
- &fb_ctrs_t1);
+ delivered_perf = cppc_perf_from_fbctrs(&fb_ctrs_t0, &fb_ctrs_t1);
if (!delivered_perf)
goto out_invalid_counters;
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index 015dd393eaba..a1d11ecd1ac8 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -87,6 +87,7 @@ static const struct of_device_id allowlist[] __initconst = {
{ .compatible = "st-ericsson,u9540", },
{ .compatible = "starfive,jh7110", },
+ { .compatible = "starfive,jh7110s", },
{ .compatible = "ti,omap2", },
{ .compatible = "ti,omap4", },
@@ -103,6 +104,7 @@ static const struct of_device_id allowlist[] __initconst = {
* platforms using "operating-points-v2" property.
*/
static const struct of_device_id blocklist[] __initconst = {
+ { .compatible = "airoha,an7583", },
{ .compatible = "airoha,en7581", },
{ .compatible = "allwinner,sun50i-a100" },
@@ -188,9 +190,11 @@ static const struct of_device_id blocklist[] __initconst = {
{ .compatible = "ti,omap3", },
{ .compatible = "ti,am625", },
{ .compatible = "ti,am62a7", },
+ { .compatible = "ti,am62d2", },
{ .compatible = "ti,am62p5", },
{ .compatible = "qcom,ipq5332", },
+ { .compatible = "qcom,ipq5424", },
{ .compatible = "qcom,ipq6018", },
{ .compatible = "qcom,ipq8064", },
{ .compatible = "qcom,ipq8074", },
@@ -215,20 +219,13 @@ static bool __init cpu0_node_has_opp_v2_prop(void)
static int __init cpufreq_dt_platdev_init(void)
{
- struct device_node *np __free(device_node) = of_find_node_by_path("/");
- const struct of_device_id *match;
- const void *data = NULL;
+ const void *data;
- if (!np)
- return -ENODEV;
-
- match = of_match_node(allowlist, np);
- if (match) {
- data = match->data;
+ data = of_machine_get_match_data(allowlist);
+ if (data)
goto create_pdev;
- }
- if (cpu0_node_has_opp_v2_prop() && !of_match_node(blocklist, np))
+ if (cpu0_node_has_opp_v2_prop() && !of_machine_device_match(blocklist))
goto create_pdev;
return -ENODEV;
diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c
index 506437489b4d..7d5079fd1688 100644
--- a/drivers/cpufreq/cpufreq-dt.c
+++ b/drivers/cpufreq/cpufreq-dt.c
@@ -104,7 +104,7 @@ static int cpufreq_init(struct cpufreq_policy *policy)
transition_latency = dev_pm_opp_get_max_transition_latency(cpu_dev);
if (!transition_latency)
- transition_latency = CPUFREQ_ETERNAL;
+ transition_latency = CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS;
cpumask_copy(policy->cpus, priv->cpus);
policy->driver_data = priv;
diff --git a/drivers/cpufreq/cpufreq-nforce2.c b/drivers/cpufreq/cpufreq-nforce2.c
index fedad1081973..fbbbe501cf2d 100644
--- a/drivers/cpufreq/cpufreq-nforce2.c
+++ b/drivers/cpufreq/cpufreq-nforce2.c
@@ -145,6 +145,8 @@ static unsigned int nforce2_fsb_read(int bootfsb)
pci_read_config_dword(nforce2_sub5, NFORCE2_BOOTFSB, &fsb);
fsb /= 1000000;
+ pci_dev_put(nforce2_sub5);
+
/* Check if PLL register is already set */
pci_read_config_byte(nforce2_dev, NFORCE2_PLLENABLE, (u8 *)&temp);
@@ -426,6 +428,7 @@ static int __init nforce2_init(void)
static void __exit nforce2_exit(void)
{
cpufreq_unregister_driver(&nforce2_driver);
+ pci_dev_put(nforce2_dev);
}
module_init(nforce2_init);
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index fc7eace8b65b..4472bb1ec83c 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -664,10 +664,10 @@ unlock:
static unsigned int cpufreq_parse_policy(char *str_governor)
{
- if (!strncasecmp(str_governor, "performance", CPUFREQ_NAME_LEN))
+ if (!strncasecmp(str_governor, "performance", strlen("performance")))
return CPUFREQ_POLICY_PERFORMANCE;
- if (!strncasecmp(str_governor, "powersave", CPUFREQ_NAME_LEN))
+ if (!strncasecmp(str_governor, "powersave", strlen("powersave")))
return CPUFREQ_POLICY_POWERSAVE;
return CPUFREQ_POLICY_UNKNOWN;
@@ -914,7 +914,7 @@ static ssize_t store_scaling_setspeed(struct cpufreq_policy *policy,
const char *buf, size_t count)
{
unsigned int freq = 0;
- unsigned int ret;
+ int ret;
if (!policy->governor || !policy->governor->store_setspeed)
return -EINVAL;
@@ -1121,7 +1121,8 @@ static int cpufreq_init_policy(struct cpufreq_policy *policy)
if (has_target()) {
/* Update policy governor to the one used before hotplug. */
- gov = get_governor(policy->last_governor);
+ if (policy->last_governor[0] != '\0')
+ gov = get_governor(policy->last_governor);
if (gov) {
pr_debug("Restoring governor %s for cpu %d\n",
gov->name, policy->cpu);
@@ -1420,9 +1421,12 @@ static int cpufreq_policy_online(struct cpufreq_policy *policy,
* If there is a problem with its frequency table, take it
* offline and drop it.
*/
- ret = cpufreq_table_validate_and_sort(policy);
- if (ret)
- goto out_offline_policy;
+ if (policy->freq_table_sorted != CPUFREQ_TABLE_SORTED_ASCENDING &&
+ policy->freq_table_sorted != CPUFREQ_TABLE_SORTED_DESCENDING) {
+ ret = cpufreq_table_validate_and_sort(policy);
+ if (ret)
+ goto out_offline_policy;
+ }
/* related_cpus should at least include policy->cpus. */
cpumask_copy(policy->related_cpus, policy->cpus);
@@ -1844,7 +1848,6 @@ static unsigned int cpufreq_verify_current_freq(struct cpufreq_policy *policy, b
*/
unsigned int cpufreq_quick_get(unsigned int cpu)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy) = NULL;
unsigned long flags;
read_lock_irqsave(&cpufreq_driver_lock, flags);
@@ -1859,7 +1862,7 @@ unsigned int cpufreq_quick_get(unsigned int cpu)
read_unlock_irqrestore(&cpufreq_driver_lock, flags);
- policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
if (policy)
return policy->cur;
@@ -1875,9 +1878,7 @@ EXPORT_SYMBOL(cpufreq_quick_get);
*/
unsigned int cpufreq_quick_get_max(unsigned int cpu)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy);
-
- policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
if (policy)
return policy->max;
@@ -1893,9 +1894,7 @@ EXPORT_SYMBOL(cpufreq_quick_get_max);
*/
__weak unsigned int cpufreq_get_hw_max_freq(unsigned int cpu)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy);
-
- policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
if (policy)
return policy->cpuinfo.max_freq;
@@ -1919,9 +1918,7 @@ static unsigned int __cpufreq_get(struct cpufreq_policy *policy)
*/
unsigned int cpufreq_get(unsigned int cpu)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy);
-
- policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
if (!policy)
return 0;
@@ -2556,7 +2553,7 @@ void cpufreq_unregister_governor(struct cpufreq_governor *governor)
for_each_inactive_policy(policy) {
if (!strcmp(policy->last_governor, governor->name)) {
policy->governor = NULL;
- strcpy(policy->last_governor, "\0");
+ policy->last_governor[0] = '\0';
}
}
read_unlock_irqrestore(&cpufreq_driver_lock, flags);
@@ -2750,9 +2747,7 @@ static void cpufreq_policy_refresh(struct cpufreq_policy *policy)
*/
void cpufreq_update_policy(unsigned int cpu)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy);
-
- policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
if (!policy)
return;
@@ -2769,9 +2764,7 @@ EXPORT_SYMBOL(cpufreq_update_policy);
*/
void cpufreq_update_limits(unsigned int cpu)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy);
-
- policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
if (!policy)
return;
@@ -2792,7 +2785,7 @@ int cpufreq_boost_set_sw(struct cpufreq_policy *policy, int state)
if (!policy->freq_table)
return -ENXIO;
- ret = cpufreq_frequency_table_cpuinfo(policy, policy->freq_table);
+ ret = cpufreq_frequency_table_cpuinfo(policy);
if (ret) {
pr_err("%s: Policy frequency update failed\n", __func__);
return ret;
@@ -2921,10 +2914,8 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
return -EPROBE_DEFER;
if (!driver_data || !driver_data->verify || !driver_data->init ||
- !(driver_data->setpolicy || driver_data->target_index ||
- driver_data->target) ||
- (driver_data->setpolicy && (driver_data->target_index ||
- driver_data->target)) ||
+ (driver_data->target_index && driver_data->target) ||
+ (!!driver_data->setpolicy == (driver_data->target_index || driver_data->target)) ||
(!driver_data->get_intermediate != !driver_data->target_intermediate) ||
(!driver_data->online != !driver_data->offline) ||
(driver_data->adjust_perf && !driver_data->fast_switch))
@@ -2953,6 +2944,15 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
goto err_null_driver;
}
+ /*
+ * Mark support for the scheduler's frequency invariance engine for
+ * drivers that implement target(), target_index() or fast_switch().
+ */
+ if (!cpufreq_driver->setpolicy) {
+ static_branch_enable_cpuslocked(&cpufreq_freq_invariance);
+ pr_debug("cpufreq: supports frequency invariance\n");
+ }
+
ret = subsys_interface_register(&cpufreq_interface);
if (ret)
goto err_boost_unreg;
@@ -2974,21 +2974,14 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
hp_online = ret;
ret = 0;
- /*
- * Mark support for the scheduler's frequency invariance engine for
- * drivers that implement target(), target_index() or fast_switch().
- */
- if (!cpufreq_driver->setpolicy) {
- static_branch_enable_cpuslocked(&cpufreq_freq_invariance);
- pr_debug("supports frequency invariance");
- }
-
pr_debug("driver %s up and running\n", driver_data->name);
goto out;
err_if_unreg:
subsys_interface_unregister(&cpufreq_interface);
err_boost_unreg:
+ if (!cpufreq_driver->setpolicy)
+ static_branch_disable_cpuslocked(&cpufreq_freq_invariance);
remove_boost_sysfs_file();
err_null_driver:
write_lock_irqsave(&cpufreq_driver_lock, flags);
@@ -3056,9 +3049,7 @@ static int __init cpufreq_core_init(void)
static bool cpufreq_policy_is_good_for_eas(unsigned int cpu)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy);
-
- policy = cpufreq_cpu_get(cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
if (!policy) {
pr_debug("cpufreq policy not set for CPU: %d\n", cpu);
return false;
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index 56500b25d77c..cce6a8d113e1 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -152,9 +152,9 @@ static ssize_t sampling_down_factor_store(struct gov_attr_set *attr_set,
struct dbs_data *dbs_data = to_dbs_data(attr_set);
unsigned int input;
int ret;
- ret = sscanf(buf, "%u", &input);
+ ret = kstrtouint(buf, 0, &input);
- if (ret != 1 || input > MAX_SAMPLING_DOWN_FACTOR || input < 1)
+ if (ret || input > MAX_SAMPLING_DOWN_FACTOR || input < 1)
return -EINVAL;
dbs_data->sampling_down_factor = input;
@@ -168,9 +168,9 @@ static ssize_t up_threshold_store(struct gov_attr_set *attr_set,
struct cs_dbs_tuners *cs_tuners = dbs_data->tuners;
unsigned int input;
int ret;
- ret = sscanf(buf, "%u", &input);
+ ret = kstrtouint(buf, 0, &input);
- if (ret != 1 || input > 100 || input <= cs_tuners->down_threshold)
+ if (ret || input > 100 || input <= cs_tuners->down_threshold)
return -EINVAL;
dbs_data->up_threshold = input;
@@ -184,10 +184,10 @@ static ssize_t down_threshold_store(struct gov_attr_set *attr_set,
struct cs_dbs_tuners *cs_tuners = dbs_data->tuners;
unsigned int input;
int ret;
- ret = sscanf(buf, "%u", &input);
+ ret = kstrtouint(buf, 0, &input);
/* cannot be lower than 1 otherwise freq will not fall */
- if (ret != 1 || input < 1 || input >= dbs_data->up_threshold)
+ if (ret || input < 1 || input >= dbs_data->up_threshold)
return -EINVAL;
cs_tuners->down_threshold = input;
@@ -201,9 +201,9 @@ static ssize_t ignore_nice_load_store(struct gov_attr_set *attr_set,
unsigned int input;
int ret;
- ret = sscanf(buf, "%u", &input);
- if (ret != 1)
- return -EINVAL;
+ ret = kstrtouint(buf, 0, &input);
+ if (ret)
+ return ret;
if (input > 1)
input = 1;
@@ -226,10 +226,10 @@ static ssize_t freq_step_store(struct gov_attr_set *attr_set, const char *buf,
struct cs_dbs_tuners *cs_tuners = dbs_data->tuners;
unsigned int input;
int ret;
- ret = sscanf(buf, "%u", &input);
+ ret = kstrtouint(buf, 0, &input);
- if (ret != 1)
- return -EINVAL;
+ if (ret)
+ return ret;
if (input > 100)
input = 100;
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 0e65d37c9231..a6ecc203f7b7 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -30,29 +30,6 @@ static struct od_ops od_ops;
static unsigned int default_powersave_bias;
/*
- * Not all CPUs want IO time to be accounted as busy; this depends on how
- * efficient idling at a higher frequency/voltage is.
- * Pavel Machek says this is not so for various generations of AMD and old
- * Intel systems.
- * Mike Chan (android.com) claims this is also not true for ARM.
- * Because of this, whitelist specific known (series) of CPUs by default, and
- * leave all others up to the user.
- */
-static int should_io_be_busy(void)
-{
-#if defined(CONFIG_X86)
- /*
- * For Intel, Core 2 (model 15) and later have an efficient idle.
- */
- if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL &&
- boot_cpu_data.x86 == 6 &&
- boot_cpu_data.x86_model >= 15)
- return 1;
-#endif
- return 0;
-}
-
-/*
* Find right freq to be set now with powersave_bias on.
* Returns the freq_hi to be used right now and will set freq_hi_delay_us,
* freq_lo, and freq_lo_delay_us in percpu area for averaging freqs.
@@ -377,7 +354,7 @@ static int od_init(struct dbs_data *dbs_data)
dbs_data->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR;
dbs_data->ignore_nice_load = 0;
tuners->powersave_bias = default_powersave_bias;
- dbs_data->io_is_busy = should_io_be_busy();
+ dbs_data->io_is_busy = od_should_io_be_busy();
dbs_data->tuners = tuners;
return 0;
diff --git a/drivers/cpufreq/cpufreq_ondemand.h b/drivers/cpufreq/cpufreq_ondemand.h
index 1af8e5c4b86f..2ca8f1aaf2e3 100644
--- a/drivers/cpufreq/cpufreq_ondemand.h
+++ b/drivers/cpufreq/cpufreq_ondemand.h
@@ -24,3 +24,26 @@ static inline struct od_policy_dbs_info *to_dbs_info(struct policy_dbs_info *pol
struct od_dbs_tuners {
unsigned int powersave_bias;
};
+
+#ifdef CONFIG_X86
+#include <asm/cpu_device_id.h>
+
+/*
+ * Not all CPUs want IO time to be accounted as busy; this depends on
+ * how efficient idling at a higher frequency/voltage is.
+ *
+ * Pavel Machek says this is not so for various generations of AMD and
+ * old Intel systems. Mike Chan (android.com) claims this is also not
+ * true for ARM.
+ *
+ * Because of this, select a known series of Intel CPUs (Family 6 and
+ * later) by default, and leave all others up to the user.
+ */
+static inline bool od_should_io_be_busy(void)
+{
+ return (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL &&
+ boot_cpu_data.x86_vfm >= INTEL_PENTIUM_PRO);
+}
+#else
+static inline bool od_should_io_be_busy(void) { return false; }
+#endif
diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c
index 35de513af6c9..7f251daf03ce 100644
--- a/drivers/cpufreq/freq_table.c
+++ b/drivers/cpufreq/freq_table.c
@@ -28,22 +28,21 @@ static bool policy_has_boost_freq(struct cpufreq_policy *policy)
return false;
}
-int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
- struct cpufreq_frequency_table *table)
+int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy)
{
- struct cpufreq_frequency_table *pos;
+ struct cpufreq_frequency_table *pos, *table = policy->freq_table;
unsigned int min_freq = ~0;
unsigned int max_freq = 0;
- unsigned int freq;
+ unsigned int freq, i;
- cpufreq_for_each_valid_entry(pos, table) {
+ cpufreq_for_each_valid_entry_idx(pos, table, i) {
freq = pos->frequency;
if ((!cpufreq_boost_enabled() || !policy->boost_enabled)
&& (pos->flags & CPUFREQ_BOOST_FREQ))
continue;
- pr_debug("table entry %u: %u kHz\n", (int)(pos - table), freq);
+ pr_debug("table entry %u: %u kHz\n", i, freq);
if (freq < min_freq)
min_freq = freq;
if (freq > max_freq)
@@ -65,10 +64,9 @@ int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
return 0;
}
-int cpufreq_frequency_table_verify(struct cpufreq_policy_data *policy,
- struct cpufreq_frequency_table *table)
+int cpufreq_frequency_table_verify(struct cpufreq_policy_data *policy)
{
- struct cpufreq_frequency_table *pos;
+ struct cpufreq_frequency_table *pos, *table = policy->freq_table;
unsigned int freq, prev_smaller = 0;
bool found = false;
@@ -110,7 +108,7 @@ int cpufreq_generic_frequency_table_verify(struct cpufreq_policy_data *policy)
if (!policy->freq_table)
return -ENODEV;
- return cpufreq_frequency_table_verify(policy, policy->freq_table);
+ return cpufreq_frequency_table_verify(policy);
}
EXPORT_SYMBOL_GPL(cpufreq_generic_frequency_table_verify);
@@ -128,7 +126,7 @@ int cpufreq_table_index_unsorted(struct cpufreq_policy *policy,
};
struct cpufreq_frequency_table *pos;
struct cpufreq_frequency_table *table = policy->freq_table;
- unsigned int freq, diff, i = 0;
+ unsigned int freq, diff, i;
int index;
pr_debug("request for target %u kHz (relation: %u) for cpu %u\n",
@@ -354,7 +352,7 @@ int cpufreq_table_validate_and_sort(struct cpufreq_policy *policy)
return 0;
}
- ret = cpufreq_frequency_table_cpuinfo(policy, policy->freq_table);
+ ret = cpufreq_frequency_table_cpuinfo(policy);
if (ret)
return ret;
diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
index db1c88e9d3f9..e93697d3edfd 100644
--- a/drivers/cpufreq/imx6q-cpufreq.c
+++ b/drivers/cpufreq/imx6q-cpufreq.c
@@ -442,7 +442,7 @@ soc_opp_out:
}
if (of_property_read_u32(np, "clock-latency", &transition_latency))
- transition_latency = CPUFREQ_ETERNAL;
+ transition_latency = CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS;
/*
* Calculate the ramp time for max voltage change in the
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index f366d35c5840..ec4abe374573 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -575,13 +575,18 @@ static void intel_pstate_hybrid_hwp_adjust(struct cpudata *cpu)
int scaling = cpu->pstate.scaling;
int freq;
- pr_debug("CPU%d: perf_ctl_max_phys = %d\n", cpu->cpu, perf_ctl_max_phys);
- pr_debug("CPU%d: perf_ctl_turbo = %d\n", cpu->cpu, perf_ctl_turbo);
- pr_debug("CPU%d: perf_ctl_scaling = %d\n", cpu->cpu, perf_ctl_scaling);
+ pr_debug("CPU%d: PERF_CTL max_phys = %d\n", cpu->cpu, perf_ctl_max_phys);
+ pr_debug("CPU%d: PERF_CTL turbo = %d\n", cpu->cpu, perf_ctl_turbo);
+ pr_debug("CPU%d: PERF_CTL scaling = %d\n", cpu->cpu, perf_ctl_scaling);
pr_debug("CPU%d: HWP_CAP guaranteed = %d\n", cpu->cpu, cpu->pstate.max_pstate);
pr_debug("CPU%d: HWP_CAP highest = %d\n", cpu->cpu, cpu->pstate.turbo_pstate);
pr_debug("CPU%d: HWP-to-frequency scaling factor: %d\n", cpu->cpu, scaling);
+ if (scaling == perf_ctl_scaling)
+ return;
+
+ hwp_is_hybrid = true;
+
cpu->pstate.turbo_freq = rounddown(cpu->pstate.turbo_pstate * scaling,
perf_ctl_scaling);
cpu->pstate.max_freq = rounddown(cpu->pstate.max_pstate * scaling,
@@ -603,9 +608,6 @@ static bool turbo_is_disabled(void)
{
u64 misc_en;
- if (!cpu_feature_enabled(X86_FEATURE_IDA))
- return true;
-
rdmsrq(MSR_IA32_MISC_ENABLE, misc_en);
return !!(misc_en & MSR_IA32_MISC_ENABLE_TURBO_DISABLE);
@@ -620,24 +622,9 @@ static int min_perf_pct_min(void)
(cpu->pstate.min_pstate * 100 / turbo_pstate) : 0;
}
-static s16 intel_pstate_get_epb(struct cpudata *cpu_data)
-{
- u64 epb;
- int ret;
-
- if (!boot_cpu_has(X86_FEATURE_EPB))
- return -ENXIO;
-
- ret = rdmsrq_on_cpu(cpu_data->cpu, MSR_IA32_ENERGY_PERF_BIAS, &epb);
- if (ret)
- return (s16)ret;
-
- return (s16)(epb & 0x0f);
-}
-
static s16 intel_pstate_get_epp(struct cpudata *cpu_data, u64 hwp_req_data)
{
- s16 epp;
+ s16 epp = -EOPNOTSUPP;
if (boot_cpu_has(X86_FEATURE_HWP_EPP)) {
/*
@@ -651,34 +638,13 @@ static s16 intel_pstate_get_epp(struct cpudata *cpu_data, u64 hwp_req_data)
return epp;
}
epp = (hwp_req_data >> 24) & 0xff;
- } else {
- /* When there is no EPP present, HWP uses EPB settings */
- epp = intel_pstate_get_epb(cpu_data);
}
return epp;
}
-static int intel_pstate_set_epb(int cpu, s16 pref)
-{
- u64 epb;
- int ret;
-
- if (!boot_cpu_has(X86_FEATURE_EPB))
- return -ENXIO;
-
- ret = rdmsrq_on_cpu(cpu, MSR_IA32_ENERGY_PERF_BIAS, &epb);
- if (ret)
- return ret;
-
- epb = (epb & ~0x0f) | pref;
- wrmsrq_on_cpu(cpu, MSR_IA32_ENERGY_PERF_BIAS, epb);
-
- return 0;
-}
-
/*
- * EPP/EPB display strings corresponding to EPP index in the
+ * EPP display strings corresponding to EPP index in the
* energy_perf_strings[]
* index String
*-------------------------------------
@@ -782,7 +748,7 @@ static int intel_pstate_set_energy_pref_index(struct cpudata *cpu_data,
u32 raw_epp)
{
int epp = -EINVAL;
- int ret;
+ int ret = -EOPNOTSUPP;
if (!pref_index)
epp = cpu_data->epp_default;
@@ -802,10 +768,6 @@ static int intel_pstate_set_energy_pref_index(struct cpudata *cpu_data,
return -EBUSY;
ret = intel_pstate_set_epp(cpu_data, epp);
- } else {
- if (epp == -EINVAL)
- epp = (pref_index - 1) << 2;
- ret = intel_pstate_set_epb(cpu_data->cpu, epp);
}
return ret;
@@ -937,13 +899,26 @@ static ssize_t show_base_frequency(struct cpufreq_policy *policy, char *buf)
cpufreq_freq_attr_ro(base_frequency);
+enum hwp_cpufreq_attr_index {
+ HWP_BASE_FREQUENCY_INDEX = 0,
+ HWP_PERFORMANCE_PREFERENCE_INDEX,
+ HWP_PERFORMANCE_AVAILABLE_PREFERENCES_INDEX,
+ HWP_CPUFREQ_ATTR_COUNT,
+};
+
static struct freq_attr *hwp_cpufreq_attrs[] = {
- &energy_performance_preference,
- &energy_performance_available_preferences,
- &base_frequency,
- NULL,
+ [HWP_BASE_FREQUENCY_INDEX] = &base_frequency,
+ [HWP_PERFORMANCE_PREFERENCE_INDEX] = &energy_performance_preference,
+ [HWP_PERFORMANCE_AVAILABLE_PREFERENCES_INDEX] =
+ &energy_performance_available_preferences,
+ [HWP_CPUFREQ_ATTR_COUNT] = NULL,
};
+static u8 hybrid_get_cpu_type(unsigned int cpu)
+{
+ return cpu_data(cpu).topo.intel_type;
+}
+
static bool no_cas __ro_after_init;
static struct cpudata *hybrid_max_perf_cpu __read_mostly;
@@ -960,11 +935,8 @@ static int hybrid_active_power(struct device *dev, unsigned long *power,
unsigned long *freq)
{
/*
- * Create "utilization bins" of 0-40%, 40%-60%, 60%-80%, and 80%-100%
- * of the maximum capacity such that two CPUs of the same type will be
- * regarded as equally attractive if the utilization of each of them
- * falls into the same bin, which should prevent tasks from being
- * migrated between them too often.
+ * Create four "states" corresponding to 40%, 60%, 80%, and 100% of the
+ * full capacity.
*
* For this purpose, return the "frequency" of 2 for the first
* performance level and otherwise leave the value set by the caller.
@@ -978,38 +950,40 @@ static int hybrid_active_power(struct device *dev, unsigned long *power,
return 0;
}
+static bool hybrid_has_l3(unsigned int cpu)
+{
+ struct cpu_cacheinfo *cacheinfo = get_cpu_cacheinfo(cpu);
+ unsigned int i;
+
+ if (!cacheinfo)
+ return false;
+
+ for (i = 0; i < cacheinfo->num_leaves; i++) {
+ if (cacheinfo->info_list[i].level == 3)
+ return true;
+ }
+
+ return false;
+}
+
static int hybrid_get_cost(struct device *dev, unsigned long freq,
unsigned long *cost)
{
- struct pstate_data *pstate = &all_cpu_data[dev->id]->pstate;
- struct cpu_cacheinfo *cacheinfo = get_cpu_cacheinfo(dev->id);
-
+ /* Facilitate load balancing between CPUs of the same type. */
+ *cost = freq;
/*
- * The smaller the perf-to-frequency scaling factor, the larger the IPC
- * ratio between the given CPU and the least capable CPU in the system.
- * Regard that IPC ratio as the primary cost component and assume that
- * the scaling factors for different CPU types will differ by at least
- * 5% and they will not be above INTEL_PSTATE_CORE_SCALING.
+ * Adjust the cost depending on CPU type.
*
- * Add the freq value to the cost, so that the cost of running on CPUs
- * of the same type in different "utilization bins" is different.
- */
- *cost = div_u64(100ULL * INTEL_PSTATE_CORE_SCALING, pstate->scaling) + freq;
- /*
- * Increase the cost slightly for CPUs able to access L3 to avoid
- * touching it in case some other CPUs of the same type can do the work
- * without it.
+ * The idea is to start loading up LPE-cores before E-cores and start
+ * to populate E-cores when LPE-cores are utilized above 60% of the
+ * capacity. Similarly, P-cores start to be populated when E-cores are
+ * utilized above 60% of the capacity.
*/
- if (cacheinfo) {
- unsigned int i;
-
- /* Check if L3 cache is there. */
- for (i = 0; i < cacheinfo->num_leaves; i++) {
- if (cacheinfo->info_list[i].level == 3) {
- *cost += 2;
- break;
- }
- }
+ if (hybrid_get_cpu_type(dev->id) == INTEL_CPU_TYPE_ATOM) {
+ if (hybrid_has_l3(dev->id)) /* E-core */
+ *cost += 1;
+ } else { /* P-core */
+ *cost += 2;
}
return 0;
@@ -1034,8 +1008,8 @@ static bool hybrid_register_perf_domain(unsigned int cpu)
if (!cpu_dev)
return false;
- if (em_dev_register_perf_domain(cpu_dev, HYBRID_EM_STATE_COUNT, &cb,
- cpumask_of(cpu), false))
+ if (em_dev_register_pd_no_update(cpu_dev, HYBRID_EM_STATE_COUNT, &cb,
+ cpumask_of(cpu), false))
return false;
cpudata->pd_registered = true;
@@ -1072,9 +1046,9 @@ static void hybrid_set_cpu_capacity(struct cpudata *cpu)
topology_set_cpu_scale(cpu->cpu, arch_scale_cpu_capacity(cpu->cpu));
- pr_debug("CPU%d: perf = %u, max. perf = %u, base perf = %d\n", cpu->cpu,
- cpu->capacity_perf, hybrid_max_perf_cpu->capacity_perf,
- cpu->pstate.max_pstate_physical);
+ pr_debug("CPU%d: capacity perf = %u, base perf = %u, sys max perf = %u\n",
+ cpu->cpu, cpu->capacity_perf, cpu->pstate.max_pstate_physical,
+ hybrid_max_perf_cpu->capacity_perf);
}
static void hybrid_clear_cpu_capacity(unsigned int cpunum)
@@ -1337,9 +1311,8 @@ static void intel_pstate_hwp_set(unsigned int cpu)
if (boot_cpu_has(X86_FEATURE_HWP_EPP)) {
value &= ~GENMASK_ULL(31, 24);
value |= (u64)epp << 24;
- } else {
- intel_pstate_set_epb(cpu, epp);
}
+
skip_epp:
WRITE_ONCE(cpu_data->hwp_req_cached, value);
wrmsrq_on_cpu(cpu, MSR_HWP_REQUEST, value);
@@ -1411,13 +1384,17 @@ static void intel_pstate_hwp_offline(struct cpudata *cpu)
#define POWER_CTL_EE_ENABLE 1
#define POWER_CTL_EE_DISABLE 2
+/* Enable bit for Dynamic Efficiency Control (DEC) */
+#define POWER_CTL_DEC_ENABLE 27
+
static int power_ctl_ee_state;
static void set_power_ctl_ee_state(bool input)
{
u64 power_ctl;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
+
rdmsrq(MSR_IA32_POWER_CTL, power_ctl);
if (input) {
power_ctl &= ~BIT(MSR_IA32_POWER_CTL_BIT_EE);
@@ -1427,7 +1404,6 @@ static void set_power_ctl_ee_state(bool input)
power_ctl_ee_state = POWER_CTL_EE_DISABLE;
}
wrmsrq(MSR_IA32_POWER_CTL, power_ctl);
- mutex_unlock(&intel_pstate_driver_lock);
}
static void intel_pstate_hwp_enable(struct cpudata *cpudata);
@@ -1502,9 +1478,7 @@ static void __intel_pstate_update_max_freq(struct cpufreq_policy *policy,
static bool intel_pstate_update_max_freq(struct cpudata *cpudata)
{
- struct cpufreq_policy *policy __free(put_cpufreq_policy);
-
- policy = cpufreq_cpu_get(cpudata->cpu);
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpudata->cpu);
if (!policy)
return false;
@@ -1551,13 +1525,9 @@ static int intel_pstate_update_status(const char *buf, size_t size);
static ssize_t show_status(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
- ssize_t ret;
+ guard(mutex)(&intel_pstate_driver_lock);
- mutex_lock(&intel_pstate_driver_lock);
- ret = intel_pstate_show_status(buf);
- mutex_unlock(&intel_pstate_driver_lock);
-
- return ret;
+ return intel_pstate_show_status(buf);
}
static ssize_t store_status(struct kobject *a, struct kobj_attribute *b,
@@ -1566,11 +1536,13 @@ static ssize_t store_status(struct kobject *a, struct kobj_attribute *b,
char *p = memchr(buf, '\n', count);
int ret;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
+
ret = intel_pstate_update_status(buf, p ? p - buf : count);
- mutex_unlock(&intel_pstate_driver_lock);
+ if (ret < 0)
+ return ret;
- return ret < 0 ? ret : count;
+ return count;
}
static ssize_t show_turbo_pct(struct kobject *kobj,
@@ -1580,12 +1552,10 @@ static ssize_t show_turbo_pct(struct kobject *kobj,
int total, no_turbo, turbo_pct;
uint32_t turbo_fp;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
- if (!intel_pstate_driver) {
- mutex_unlock(&intel_pstate_driver_lock);
+ if (!intel_pstate_driver)
return -EAGAIN;
- }
cpu = all_cpu_data[0];
@@ -1594,8 +1564,6 @@ static ssize_t show_turbo_pct(struct kobject *kobj,
turbo_fp = div_fp(no_turbo, total);
turbo_pct = 100 - fp_toint(mul_fp(turbo_fp, int_tofp(100)));
- mutex_unlock(&intel_pstate_driver_lock);
-
return sprintf(buf, "%u\n", turbo_pct);
}
@@ -1605,38 +1573,26 @@ static ssize_t show_num_pstates(struct kobject *kobj,
struct cpudata *cpu;
int total;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
- if (!intel_pstate_driver) {
- mutex_unlock(&intel_pstate_driver_lock);
+ if (!intel_pstate_driver)
return -EAGAIN;
- }
cpu = all_cpu_data[0];
total = cpu->pstate.turbo_pstate - cpu->pstate.min_pstate + 1;
- mutex_unlock(&intel_pstate_driver_lock);
-
return sprintf(buf, "%u\n", total);
}
static ssize_t show_no_turbo(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
- ssize_t ret;
+ guard(mutex)(&intel_pstate_driver_lock);
- mutex_lock(&intel_pstate_driver_lock);
-
- if (!intel_pstate_driver) {
- mutex_unlock(&intel_pstate_driver_lock);
+ if (!intel_pstate_driver)
return -EAGAIN;
- }
-
- ret = sprintf(buf, "%u\n", global.no_turbo);
-
- mutex_unlock(&intel_pstate_driver_lock);
- return ret;
+ return sprintf(buf, "%u\n", global.no_turbo);
}
static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b,
@@ -1648,29 +1604,25 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b,
if (sscanf(buf, "%u", &input) != 1)
return -EINVAL;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
- if (!intel_pstate_driver) {
- count = -EAGAIN;
- goto unlock_driver;
- }
+ if (!intel_pstate_driver)
+ return -EAGAIN;
no_turbo = !!clamp_t(int, input, 0, 1);
WRITE_ONCE(global.turbo_disabled, turbo_is_disabled());
if (global.turbo_disabled && !no_turbo) {
pr_notice("Turbo disabled by BIOS or unavailable on processor\n");
- count = -EPERM;
if (global.no_turbo)
- goto unlock_driver;
- else
- no_turbo = 1;
- }
+ return -EPERM;
- if (no_turbo == global.no_turbo) {
- goto unlock_driver;
+ no_turbo = 1;
}
+ if (no_turbo == global.no_turbo)
+ return count;
+
WRITE_ONCE(global.no_turbo, no_turbo);
mutex_lock(&intel_pstate_limits_lock);
@@ -1689,47 +1641,43 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b,
intel_pstate_update_limits_for_all();
arch_set_max_freq_ratio(no_turbo);
-unlock_driver:
- mutex_unlock(&intel_pstate_driver_lock);
-
return count;
}
-static void update_qos_request(enum freq_qos_req_type type)
+static void update_cpu_qos_request(int cpu, enum freq_qos_req_type type)
{
+ struct cpudata *cpudata = all_cpu_data[cpu];
+ unsigned int freq = cpudata->pstate.turbo_freq;
struct freq_qos_request *req;
- struct cpufreq_policy *policy;
- int i;
-
- for_each_possible_cpu(i) {
- struct cpudata *cpu = all_cpu_data[i];
- unsigned int freq, perf_pct;
- policy = cpufreq_cpu_get(i);
- if (!policy)
- continue;
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
+ if (!policy)
+ return;
- req = policy->driver_data;
- cpufreq_cpu_put(policy);
+ req = policy->driver_data;
+ if (!req)
+ return;
- if (!req)
- continue;
+ if (hwp_active)
+ intel_pstate_get_hwp_cap(cpudata);
- if (hwp_active)
- intel_pstate_get_hwp_cap(cpu);
+ if (type == FREQ_QOS_MIN) {
+ freq = DIV_ROUND_UP(freq * global.min_perf_pct, 100);
+ } else {
+ req++;
+ freq = (freq * global.max_perf_pct) / 100;
+ }
- if (type == FREQ_QOS_MIN) {
- perf_pct = global.min_perf_pct;
- } else {
- req++;
- perf_pct = global.max_perf_pct;
- }
+ if (freq_qos_update_request(req, freq) < 0)
+ pr_warn("Failed to update freq constraint: CPU%d\n", cpu);
+}
- freq = DIV_ROUND_UP(cpu->pstate.turbo_freq * perf_pct, 100);
+static void update_qos_requests(enum freq_qos_req_type type)
+{
+ int i;
- if (freq_qos_update_request(req, freq) < 0)
- pr_warn("Failed to update freq constraint: CPU%d\n", i);
- }
+ for_each_possible_cpu(i)
+ update_cpu_qos_request(i, type);
}
static ssize_t store_max_perf_pct(struct kobject *a, struct kobj_attribute *b,
@@ -1742,12 +1690,10 @@ static ssize_t store_max_perf_pct(struct kobject *a, struct kobj_attribute *b,
if (ret != 1)
return -EINVAL;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
- if (!intel_pstate_driver) {
- mutex_unlock(&intel_pstate_driver_lock);
+ if (!intel_pstate_driver)
return -EAGAIN;
- }
mutex_lock(&intel_pstate_limits_lock);
@@ -1758,9 +1704,7 @@ static ssize_t store_max_perf_pct(struct kobject *a, struct kobj_attribute *b,
if (intel_pstate_driver == &intel_pstate)
intel_pstate_update_policies();
else
- update_qos_request(FREQ_QOS_MAX);
-
- mutex_unlock(&intel_pstate_driver_lock);
+ update_qos_requests(FREQ_QOS_MAX);
return count;
}
@@ -1775,12 +1719,10 @@ static ssize_t store_min_perf_pct(struct kobject *a, struct kobj_attribute *b,
if (ret != 1)
return -EINVAL;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
- if (!intel_pstate_driver) {
- mutex_unlock(&intel_pstate_driver_lock);
+ if (!intel_pstate_driver)
return -EAGAIN;
- }
mutex_lock(&intel_pstate_limits_lock);
@@ -1792,9 +1734,7 @@ static ssize_t store_min_perf_pct(struct kobject *a, struct kobj_attribute *b,
if (intel_pstate_driver == &intel_pstate)
intel_pstate_update_policies();
else
- update_qos_request(FREQ_QOS_MIN);
-
- mutex_unlock(&intel_pstate_driver_lock);
+ update_qos_requests(FREQ_QOS_MIN);
return count;
}
@@ -1816,10 +1756,10 @@ static ssize_t store_hwp_dynamic_boost(struct kobject *a,
if (ret)
return ret;
- mutex_lock(&intel_pstate_driver_lock);
+ guard(mutex)(&intel_pstate_driver_lock);
+
hwp_boost = !!input;
intel_pstate_update_policies();
- mutex_unlock(&intel_pstate_driver_lock);
return count;
}
@@ -2108,6 +2048,18 @@ static void intel_pstate_hwp_enable(struct cpudata *cpudata)
intel_pstate_update_epp_defaults(cpudata);
}
+static u64 get_perf_ctl_val(int pstate)
+{
+ u64 val;
+
+ val = (u64)pstate << 8;
+ if (READ_ONCE(global.no_turbo) && !READ_ONCE(global.turbo_disabled) &&
+ cpu_feature_enabled(X86_FEATURE_IDA))
+ val |= (u64)1 << 32;
+
+ return val;
+}
+
static int atom_get_min_pstate(int not_used)
{
u64 value;
@@ -2134,14 +2086,10 @@ static int atom_get_turbo_pstate(int not_used)
static u64 atom_get_val(struct cpudata *cpudata, int pstate)
{
- u64 val;
+ u64 val = get_perf_ctl_val(pstate);
int32_t vid_fp;
u32 vid;
- val = (u64)pstate << 8;
- if (READ_ONCE(global.no_turbo) && !READ_ONCE(global.turbo_disabled))
- val |= (u64)1 << 32;
-
vid_fp = cpudata->vid.min + mul_fp(
int_tofp(pstate - cpudata->pstate.min_pstate),
cpudata->vid.ratio);
@@ -2301,13 +2249,7 @@ static int core_get_turbo_pstate(int cpu)
static u64 core_get_val(struct cpudata *cpudata, int pstate)
{
- u64 val;
-
- val = (u64)pstate << 8;
- if (READ_ONCE(global.no_turbo) && !READ_ONCE(global.turbo_disabled))
- val |= (u64)1 << 32;
-
- return val;
+ return get_perf_ctl_val(pstate);
}
static int knl_get_aperf_mperf_shift(void)
@@ -2331,18 +2273,14 @@ static int knl_get_turbo_pstate(int cpu)
static int hwp_get_cpu_scaling(int cpu)
{
if (hybrid_scaling_factor) {
- struct cpuinfo_x86 *c = &cpu_data(cpu);
- u8 cpu_type = c->topo.intel_type;
-
/*
* Return the hybrid scaling factor for P-cores and use the
* default core scaling for E-cores.
*/
- if (cpu_type == INTEL_CPU_TYPE_CORE)
+ if (hybrid_get_cpu_type(cpu) == INTEL_CPU_TYPE_CORE)
return hybrid_scaling_factor;
- if (cpu_type == INTEL_CPU_TYPE_ATOM)
- return core_get_scaling();
+ return core_get_scaling();
}
/* Use core scaling on non-hybrid systems. */
@@ -2377,11 +2315,10 @@ static void intel_pstate_set_min_pstate(struct cpudata *cpu)
static void intel_pstate_get_cpu_pstates(struct cpudata *cpu)
{
- int perf_ctl_max_phys = pstate_funcs.get_max_physical(cpu->cpu);
int perf_ctl_scaling = pstate_funcs.get_scaling();
+ cpu->pstate.max_pstate_physical = pstate_funcs.get_max_physical(cpu->cpu);
cpu->pstate.min_pstate = pstate_funcs.get_min(cpu->cpu);
- cpu->pstate.max_pstate_physical = perf_ctl_max_phys;
cpu->pstate.perf_ctl_scaling = perf_ctl_scaling;
if (hwp_active && !hwp_mode_bdw) {
@@ -2389,10 +2326,7 @@ static void intel_pstate_get_cpu_pstates(struct cpudata *cpu)
if (pstate_funcs.get_cpu_scaling) {
cpu->pstate.scaling = pstate_funcs.get_cpu_scaling(cpu->cpu);
- if (cpu->pstate.scaling != perf_ctl_scaling) {
- intel_pstate_hybrid_hwp_adjust(cpu);
- hwp_is_hybrid = true;
- }
+ intel_pstate_hybrid_hwp_adjust(cpu);
} else {
cpu->pstate.scaling = perf_ctl_scaling;
}
@@ -2575,7 +2509,7 @@ static inline bool intel_pstate_sample(struct cpudata *cpu, u64 time)
* that sample.time will always be reset before setting the utilization
* update hook and make the caller skip the sample then.
*/
- if (cpu->last_sample_time) {
+ if (likely(cpu->last_sample_time)) {
intel_pstate_calc_avg_perf(cpu);
return true;
}
@@ -2794,6 +2728,7 @@ static const struct x86_cpu_id intel_pstate_cpu_oob_ids[] __initconst = {
X86_MATCH(INTEL_ATOM_CRESTMONT, core_funcs),
X86_MATCH(INTEL_ATOM_CRESTMONT_X, core_funcs),
X86_MATCH(INTEL_ATOM_DARKMONT_X, core_funcs),
+ X86_MATCH(INTEL_DIAMONDRAPIDS_X, core_funcs),
{}
};
#endif
@@ -3802,6 +3737,26 @@ static const struct x86_cpu_id intel_hybrid_scaling_factor[] = {
{}
};
+static bool hwp_check_epp(void)
+{
+ if (boot_cpu_has(X86_FEATURE_HWP_EPP))
+ return true;
+
+ /* Without EPP support, don't expose EPP-related sysfs attributes. */
+ hwp_cpufreq_attrs[HWP_PERFORMANCE_PREFERENCE_INDEX] = NULL;
+ hwp_cpufreq_attrs[HWP_PERFORMANCE_AVAILABLE_PREFERENCES_INDEX] = NULL;
+
+ return false;
+}
+
+static bool hwp_check_dec(void)
+{
+ u64 power_ctl;
+
+ rdmsrq(MSR_IA32_POWER_CTL, power_ctl);
+ return !!(power_ctl & BIT(POWER_CTL_DEC_ENABLE));
+}
+
static int __init intel_pstate_init(void)
{
static struct cpudata **_all_cpu_data;
@@ -3822,23 +3777,32 @@ static int __init intel_pstate_init(void)
id = x86_match_cpu(hwp_support_ids);
if (id) {
- hwp_forced = intel_pstate_hwp_is_enabled();
+ bool epp_present = hwp_check_epp();
- if (hwp_forced)
+ /*
+ * If HWP is enabled already, there is no choice but to deal
+ * with it.
+ */
+ hwp_forced = intel_pstate_hwp_is_enabled();
+ if (hwp_forced) {
pr_info("HWP enabled by BIOS\n");
- else if (no_load)
+ no_hwp = 0;
+ } else if (no_load) {
return -ENODEV;
+ } else if (!epp_present && !hwp_check_dec()) {
+ /*
+ * Avoid enabling HWP for processors without EPP support
+ * unless the Dynamic Efficiency Control (DEC) enable
+ * bit (MSR_IA32_POWER_CTL, bit 27) is set because that
+ * means incomplete HWP implementation which is a corner
+ * case and supporting it is generally problematic.
+ */
+ no_hwp = 1;
+ }
copy_cpu_funcs(&core_funcs);
- /*
- * Avoid enabling HWP for processors without EPP support,
- * because that means incomplete HWP implementation which is a
- * corner case and supporting it is generally problematic.
- *
- * If HWP is enabled already, though, there is no choice but to
- * deal with it.
- */
- if ((!no_hwp && boot_cpu_has(X86_FEATURE_HWP_EPP)) || hwp_forced) {
+
+ if (!no_hwp) {
hwp_active = true;
hwp_mode_bdw = id->driver_data;
intel_pstate.attr = hwp_cpufreq_attrs;
@@ -3917,9 +3881,9 @@ hwp_cpu_matched:
}
- mutex_lock(&intel_pstate_driver_lock);
- rc = intel_pstate_register_driver(default_driver);
- mutex_unlock(&intel_pstate_driver_lock);
+ scoped_guard(mutex, &intel_pstate_driver_lock) {
+ rc = intel_pstate_register_driver(default_driver);
+ }
if (rc) {
intel_pstate_sysfs_remove();
return rc;
diff --git a/drivers/cpufreq/longhaul.c b/drivers/cpufreq/longhaul.c
index ba0e08c8486a..49e76b44468a 100644
--- a/drivers/cpufreq/longhaul.c
+++ b/drivers/cpufreq/longhaul.c
@@ -953,6 +953,9 @@ static void __exit longhaul_exit(void)
struct cpufreq_policy *policy = cpufreq_cpu_get(0);
int i;
+ if (unlikely(!policy))
+ return;
+
for (i = 0; i < numscales; i++) {
if (mults[i] == maxmult) {
struct cpufreq_freqs freqs;
diff --git a/drivers/cpufreq/mediatek-cpufreq-hw.c b/drivers/cpufreq/mediatek-cpufreq-hw.c
index 74f1b4c796e4..ae4500ab4891 100644
--- a/drivers/cpufreq/mediatek-cpufreq-hw.c
+++ b/drivers/cpufreq/mediatek-cpufreq-hw.c
@@ -24,6 +24,8 @@
#define POLL_USEC 1000
#define TIMEOUT_USEC 300000
+#define FDVFS_FDIV_HZ (26 * 1000)
+
enum {
REG_FREQ_LUT_TABLE,
REG_FREQ_ENABLE,
@@ -35,7 +37,14 @@ enum {
REG_ARRAY_SIZE,
};
-struct mtk_cpufreq_data {
+struct mtk_cpufreq_priv {
+ struct device *dev;
+ const struct mtk_cpufreq_variant *variant;
+ void __iomem *fdvfs;
+};
+
+struct mtk_cpufreq_domain {
+ struct mtk_cpufreq_priv *parent;
struct cpufreq_frequency_table *table;
void __iomem *reg_bases[REG_ARRAY_SIZE];
struct resource *res;
@@ -43,20 +52,51 @@ struct mtk_cpufreq_data {
int nr_opp;
};
-static const u16 cpufreq_mtk_offsets[REG_ARRAY_SIZE] = {
- [REG_FREQ_LUT_TABLE] = 0x0,
- [REG_FREQ_ENABLE] = 0x84,
- [REG_FREQ_PERF_STATE] = 0x88,
- [REG_FREQ_HW_STATE] = 0x8c,
- [REG_EM_POWER_TBL] = 0x90,
- [REG_FREQ_LATENCY] = 0x110,
+struct mtk_cpufreq_variant {
+ int (*init)(struct mtk_cpufreq_priv *priv);
+ const u16 reg_offsets[REG_ARRAY_SIZE];
+ const bool is_hybrid_dvfs;
+};
+
+static const struct mtk_cpufreq_variant cpufreq_mtk_base_variant = {
+ .reg_offsets = {
+ [REG_FREQ_LUT_TABLE] = 0x0,
+ [REG_FREQ_ENABLE] = 0x84,
+ [REG_FREQ_PERF_STATE] = 0x88,
+ [REG_FREQ_HW_STATE] = 0x8c,
+ [REG_EM_POWER_TBL] = 0x90,
+ [REG_FREQ_LATENCY] = 0x110,
+ },
+};
+
+static int mtk_cpufreq_hw_mt8196_init(struct mtk_cpufreq_priv *priv)
+{
+ priv->fdvfs = devm_of_iomap(priv->dev, priv->dev->of_node, 0, NULL);
+ if (IS_ERR(priv->fdvfs))
+ return dev_err_probe(priv->dev, PTR_ERR(priv->fdvfs),
+ "failed to get fdvfs iomem\n");
+
+ return 0;
+}
+
+static const struct mtk_cpufreq_variant cpufreq_mtk_mt8196_variant = {
+ .init = mtk_cpufreq_hw_mt8196_init,
+ .reg_offsets = {
+ [REG_FREQ_LUT_TABLE] = 0x0,
+ [REG_FREQ_ENABLE] = 0x84,
+ [REG_FREQ_PERF_STATE] = 0x88,
+ [REG_FREQ_HW_STATE] = 0x8c,
+ [REG_EM_POWER_TBL] = 0x90,
+ [REG_FREQ_LATENCY] = 0x114,
+ },
+ .is_hybrid_dvfs = true,
};
static int __maybe_unused
mtk_cpufreq_get_cpu_power(struct device *cpu_dev, unsigned long *uW,
unsigned long *KHz)
{
- struct mtk_cpufreq_data *data;
+ struct mtk_cpufreq_domain *data;
struct cpufreq_policy *policy;
int i;
@@ -80,19 +120,38 @@ mtk_cpufreq_get_cpu_power(struct device *cpu_dev, unsigned long *uW,
return 0;
}
+static void mtk_cpufreq_hw_fdvfs_switch(unsigned int target_freq,
+ struct cpufreq_policy *policy)
+{
+ struct mtk_cpufreq_domain *data = policy->driver_data;
+ struct mtk_cpufreq_priv *priv = data->parent;
+ unsigned int cpu;
+
+ target_freq = DIV_ROUND_UP(target_freq, FDVFS_FDIV_HZ);
+ for_each_cpu(cpu, policy->real_cpus) {
+ writel_relaxed(target_freq, priv->fdvfs + cpu * 4);
+ }
+}
+
static int mtk_cpufreq_hw_target_index(struct cpufreq_policy *policy,
unsigned int index)
{
- struct mtk_cpufreq_data *data = policy->driver_data;
-
- writel_relaxed(index, data->reg_bases[REG_FREQ_PERF_STATE]);
+ struct mtk_cpufreq_domain *data = policy->driver_data;
+ unsigned int target_freq;
+
+ if (data->parent->fdvfs) {
+ target_freq = policy->freq_table[index].frequency;
+ mtk_cpufreq_hw_fdvfs_switch(target_freq, policy);
+ } else {
+ writel_relaxed(index, data->reg_bases[REG_FREQ_PERF_STATE]);
+ }
return 0;
}
static unsigned int mtk_cpufreq_hw_get(unsigned int cpu)
{
- struct mtk_cpufreq_data *data;
+ struct mtk_cpufreq_domain *data;
struct cpufreq_policy *policy;
unsigned int index;
@@ -111,18 +170,21 @@ static unsigned int mtk_cpufreq_hw_get(unsigned int cpu)
static unsigned int mtk_cpufreq_hw_fast_switch(struct cpufreq_policy *policy,
unsigned int target_freq)
{
- struct mtk_cpufreq_data *data = policy->driver_data;
+ struct mtk_cpufreq_domain *data = policy->driver_data;
unsigned int index;
index = cpufreq_table_find_index_dl(policy, target_freq, false);
- writel_relaxed(index, data->reg_bases[REG_FREQ_PERF_STATE]);
+ if (data->parent->fdvfs)
+ mtk_cpufreq_hw_fdvfs_switch(target_freq, policy);
+ else
+ writel_relaxed(index, data->reg_bases[REG_FREQ_PERF_STATE]);
return policy->freq_table[index].frequency;
}
static int mtk_cpu_create_freq_table(struct platform_device *pdev,
- struct mtk_cpufreq_data *data)
+ struct mtk_cpufreq_domain *data)
{
struct device *dev = &pdev->dev;
u32 temp, i, freq, prev_freq = 0;
@@ -157,9 +219,9 @@ static int mtk_cpu_create_freq_table(struct platform_device *pdev,
static int mtk_cpu_resources_init(struct platform_device *pdev,
struct cpufreq_policy *policy,
- const u16 *offsets)
+ struct mtk_cpufreq_priv *priv)
{
- struct mtk_cpufreq_data *data;
+ struct mtk_cpufreq_domain *data;
struct device *dev = &pdev->dev;
struct resource *res;
struct of_phandle_args args;
@@ -180,6 +242,15 @@ static int mtk_cpu_resources_init(struct platform_device *pdev,
index = args.args[0];
of_node_put(args.np);
+ /*
+ * In a cpufreq with hybrid DVFS, such as the MT8196, the first declared
+ * register range is for FDVFS, followed by the frequency domain MMIOs.
+ */
+ if (priv->variant->is_hybrid_dvfs)
+ index++;
+
+ data->parent = priv;
+
res = platform_get_resource(pdev, IORESOURCE_MEM, index);
if (!res) {
dev_err(dev, "failed to get mem resource %d\n", index);
@@ -202,7 +273,7 @@ static int mtk_cpu_resources_init(struct platform_device *pdev,
data->res = res;
for (i = REG_FREQ_LUT_TABLE; i < REG_ARRAY_SIZE; i++)
- data->reg_bases[i] = base + offsets[i];
+ data->reg_bases[i] = base + priv->variant->reg_offsets[i];
ret = mtk_cpu_create_freq_table(pdev, data);
if (ret) {
@@ -223,7 +294,7 @@ static int mtk_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
{
struct platform_device *pdev = cpufreq_get_driver_data();
int sig, pwr_hw = CPUFREQ_HW_STATUS | SVS_HW_STATUS;
- struct mtk_cpufreq_data *data;
+ struct mtk_cpufreq_domain *data;
unsigned int latency;
int ret;
@@ -238,7 +309,7 @@ static int mtk_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
latency = readl_relaxed(data->reg_bases[REG_FREQ_LATENCY]) * 1000;
if (!latency)
- latency = CPUFREQ_ETERNAL;
+ latency = CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS;
policy->cpuinfo.transition_latency = latency;
policy->fast_switch_possible = true;
@@ -262,7 +333,7 @@ static int mtk_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
static void mtk_cpufreq_hw_cpu_exit(struct cpufreq_policy *policy)
{
- struct mtk_cpufreq_data *data = policy->driver_data;
+ struct mtk_cpufreq_domain *data = policy->driver_data;
struct resource *res = data->res;
void __iomem *base = data->base;
@@ -275,7 +346,7 @@ static void mtk_cpufreq_hw_cpu_exit(struct cpufreq_policy *policy)
static void mtk_cpufreq_register_em(struct cpufreq_policy *policy)
{
struct em_data_callback em_cb = EM_DATA_CB(mtk_cpufreq_get_cpu_power);
- struct mtk_cpufreq_data *data = policy->driver_data;
+ struct mtk_cpufreq_domain *data = policy->driver_data;
em_dev_register_perf_domain(get_cpu_device(policy->cpu), data->nr_opp,
&em_cb, policy->cpus, true);
@@ -297,6 +368,7 @@ static struct cpufreq_driver cpufreq_mtk_hw_driver = {
static int mtk_cpufreq_hw_driver_probe(struct platform_device *pdev)
{
+ struct mtk_cpufreq_priv *priv;
const void *data;
int ret, cpu;
struct device *cpu_dev;
@@ -320,7 +392,20 @@ static int mtk_cpufreq_hw_driver_probe(struct platform_device *pdev)
if (!data)
return -EINVAL;
- platform_set_drvdata(pdev, (void *) data);
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->variant = data;
+ priv->dev = &pdev->dev;
+
+ if (priv->variant->init) {
+ ret = priv->variant->init(priv);
+ if (ret)
+ return ret;
+ }
+
+ platform_set_drvdata(pdev, priv);
cpufreq_mtk_hw_driver.driver_data = pdev;
ret = cpufreq_register_driver(&cpufreq_mtk_hw_driver);
@@ -336,7 +421,8 @@ static void mtk_cpufreq_hw_driver_remove(struct platform_device *pdev)
}
static const struct of_device_id mtk_cpufreq_hw_match[] = {
- { .compatible = "mediatek,cpufreq-hw", .data = &cpufreq_mtk_offsets },
+ { .compatible = "mediatek,cpufreq-hw", .data = &cpufreq_mtk_base_variant },
+ { .compatible = "mediatek,mt8196-cpufreq-hw", .data = &cpufreq_mtk_mt8196_variant },
{}
};
MODULE_DEVICE_TABLE(of, mtk_cpufreq_hw_match);
diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
index f3f02c4b6888..052ca7cd2f4f 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -123,7 +123,7 @@ static int mtk_cpufreq_voltage_tracking(struct mtk_cpu_dvfs_info *info,
soc_data->sram_max_volt);
return ret;
}
- } else if (pre_vproc > new_vproc) {
+ } else {
vproc = max(new_vproc,
pre_vsram - soc_data->max_volt_shift);
ret = regulator_set_voltage(proc_reg, vproc,
@@ -320,7 +320,6 @@ static int mtk_cpufreq_opp_notifier(struct notifier_block *nb,
struct dev_pm_opp *new_opp;
struct mtk_cpu_dvfs_info *info;
unsigned long freq, volt;
- struct cpufreq_policy *policy;
int ret = 0;
info = container_of(nb, struct mtk_cpu_dvfs_info, opp_nb);
@@ -353,12 +352,12 @@ static int mtk_cpufreq_opp_notifier(struct notifier_block *nb,
}
dev_pm_opp_put(new_opp);
- policy = cpufreq_cpu_get(info->opp_cpu);
- if (policy) {
+
+ struct cpufreq_policy *policy __free(put_cpufreq_policy)
+ = cpufreq_cpu_get(info->opp_cpu);
+ if (policy)
cpufreq_driver_target(policy, freq / 1000,
CPUFREQ_RELATION_L);
- cpufreq_cpu_put(policy);
- }
}
}
@@ -404,9 +403,11 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu)
}
info->cpu_clk = clk_get(cpu_dev, "cpu");
- if (IS_ERR(info->cpu_clk))
- return dev_err_probe(cpu_dev, PTR_ERR(info->cpu_clk),
- "cpu%d: failed to get cpu clk\n", cpu);
+ if (IS_ERR(info->cpu_clk)) {
+ ret = PTR_ERR(info->cpu_clk);
+ dev_err_probe(cpu_dev, ret, "cpu%d: failed to get cpu clk\n", cpu);
+ goto out_put_cci_dev;
+ }
info->inter_clk = clk_get(cpu_dev, "intermediate");
if (IS_ERR(info->inter_clk)) {
@@ -552,6 +553,10 @@ out_free_inter_clock:
out_free_mux_clock:
clk_put(info->cpu_clk);
+out_put_cci_dev:
+ if (info->soc_data->ccifreq_supported)
+ put_device(info->cci_dev);
+
return ret;
}
@@ -569,6 +574,8 @@ static void mtk_cpu_dvfs_info_release(struct mtk_cpu_dvfs_info *info)
clk_put(info->inter_clk);
dev_pm_opp_of_cpumask_remove_table(&info->cpus);
dev_pm_opp_unregister_notifier(info->cpu_dev, &info->opp_nb);
+ if (info->soc_data->ccifreq_supported)
+ put_device(info->cci_dev);
}
static int mtk_cpufreq_init(struct cpufreq_policy *policy)
@@ -757,22 +764,14 @@ MODULE_DEVICE_TABLE(of, mtk_cpufreq_machines);
static int __init mtk_cpufreq_driver_init(void)
{
- struct device_node *np;
- const struct of_device_id *match;
const struct mtk_cpufreq_platform_data *data;
int err;
- np = of_find_node_by_path("/");
- if (!np)
- return -ENODEV;
-
- match = of_match_node(mtk_cpufreq_machines, np);
- of_node_put(np);
- if (!match) {
+ data = of_machine_get_match_data(mtk_cpufreq_machines);
+ if (!data) {
pr_debug("Machine is not compatible with mtk-cpufreq\n");
return -ENODEV;
}
- data = match->data;
err = platform_driver_register(&mtk_cpufreq_platdrv);
if (err)
diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c
index 54f8117103c8..81e16b5a0245 100644
--- a/drivers/cpufreq/qcom-cpufreq-nvmem.c
+++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c
@@ -200,6 +200,10 @@ static int qcom_cpufreq_kryo_name_version(struct device *cpu_dev,
case QCOM_ID_IPQ9574:
drv->versions = 1 << (unsigned int)(*speedbin);
break;
+ case QCOM_ID_IPQ5424:
+ case QCOM_ID_IPQ5404:
+ drv->versions = (*speedbin == 0x3b) ? BIT(1) : BIT(0);
+ break;
case QCOM_ID_MSM8996SG:
case QCOM_ID_APQ8096SG:
drv->versions = 1 << ((unsigned int)(*speedbin) + 4);
@@ -252,13 +256,22 @@ len_error:
return ret;
}
+static const struct of_device_id qcom_cpufreq_ipq806x_match_list[] __maybe_unused = {
+ { .compatible = "qcom,ipq8062", .data = (const void *)QCOM_ID_IPQ8062 },
+ { .compatible = "qcom,ipq8064", .data = (const void *)QCOM_ID_IPQ8064 },
+ { .compatible = "qcom,ipq8065", .data = (const void *)QCOM_ID_IPQ8065 },
+ { .compatible = "qcom,ipq8066", .data = (const void *)QCOM_ID_IPQ8066 },
+ { .compatible = "qcom,ipq8068", .data = (const void *)QCOM_ID_IPQ8068 },
+ { .compatible = "qcom,ipq8069", .data = (const void *)QCOM_ID_IPQ8069 },
+};
+
static int qcom_cpufreq_ipq8064_name_version(struct device *cpu_dev,
struct nvmem_cell *speedbin_nvmem,
char **pvs_name,
struct qcom_cpufreq_drv *drv)
{
+ int msm_id = -1, ret = 0;
int speed = 0, pvs = 0;
- int msm_id, ret = 0;
u8 *speedbin;
size_t len;
@@ -275,8 +288,30 @@ static int qcom_cpufreq_ipq8064_name_version(struct device *cpu_dev,
get_krait_bin_format_a(cpu_dev, &speed, &pvs, speedbin);
ret = qcom_smem_get_soc_id(&msm_id);
- if (ret)
+ if (ret == -ENODEV) {
+ const struct of_device_id *match;
+ struct device_node *root;
+
+ root = of_find_node_by_path("/");
+ if (!root) {
+ ret = -ENODEV;
+ goto exit;
+ }
+
+ /* Fallback to compatible match with no SMEM initialized */
+ match = of_match_node(qcom_cpufreq_ipq806x_match_list, root);
+ of_node_put(root);
+ if (!match) {
+ ret = -ENODEV;
+ goto exit;
+ }
+
+ /* We found a matching device, get the msm_id from the data entry */
+ msm_id = (int)(uintptr_t)match->data;
+ ret = 0;
+ } else if (ret) {
goto exit;
+ }
switch (msm_id) {
case QCOM_ID_IPQ8062:
@@ -591,6 +626,7 @@ static const struct of_device_id qcom_cpufreq_match_list[] __initconst __maybe_u
{ .compatible = "qcom,msm8996", .data = &match_data_kryo },
{ .compatible = "qcom,qcs404", .data = &match_data_qcs404 },
{ .compatible = "qcom,ipq5332", .data = &match_data_kryo },
+ { .compatible = "qcom,ipq5424", .data = &match_data_kryo },
{ .compatible = "qcom,ipq6018", .data = &match_data_ipq6018 },
{ .compatible = "qcom,ipq8064", .data = &match_data_ipq8064 },
{ .compatible = "qcom,ipq8074", .data = &match_data_ipq8074 },
diff --git a/drivers/cpufreq/rcpufreq_dt.rs b/drivers/cpufreq/rcpufreq_dt.rs
index 7e1fbf9a091f..31e07f0279db 100644
--- a/drivers/cpufreq/rcpufreq_dt.rs
+++ b/drivers/cpufreq/rcpufreq_dt.rs
@@ -28,15 +28,11 @@ fn find_supply_name_exact(dev: &Device, name: &str) -> Option<CString> {
/// Finds supply name for the CPU from DT.
fn find_supply_names(dev: &Device, cpu: cpu::CpuId) -> Option<KVec<CString>> {
// Try "cpu0" for older DTs, fallback to "cpu".
- let name = (cpu.as_u32() == 0)
+ (cpu.as_u32() == 0)
.then(|| find_supply_name_exact(dev, "cpu0"))
.flatten()
- .or_else(|| find_supply_name_exact(dev, "cpu"))?;
-
- let mut list = KVec::with_capacity(1, GFP_KERNEL).ok()?;
- list.push(name, GFP_KERNEL).ok()?;
-
- Some(list)
+ .or_else(|| find_supply_name_exact(dev, "cpu"))
+ .and_then(|name| kernel::kvec![name].ok())
}
/// Represents the cpufreq dt device.
@@ -123,7 +119,7 @@ impl cpufreq::Driver for CPUFreqDTDriver {
let mut transition_latency = opp_table.max_transition_latency_ns() as u32;
if transition_latency == 0 {
- transition_latency = cpufreq::ETERNAL_LATENCY_NS;
+ transition_latency = cpufreq::DEFAULT_TRANSITION_LATENCY_NS;
}
policy
@@ -211,9 +207,9 @@ impl platform::Driver for CPUFreqDTDriver {
fn probe(
pdev: &platform::Device<Core>,
_id_info: Option<&Self::IdInfo>,
- ) -> Result<Pin<KBox<Self>>> {
+ ) -> impl PinInit<Self, Error> {
cpufreq::Registration::<CPUFreqDTDriver>::new_foreign_owned(pdev.as_ref())?;
- Ok(KBox::new(Self {}, GFP_KERNEL)?.into())
+ Ok(Self {})
}
}
diff --git a/drivers/cpufreq/s5pv210-cpufreq.c b/drivers/cpufreq/s5pv210-cpufreq.c
index 76c888ed8d16..ba8a1c96427a 100644
--- a/drivers/cpufreq/s5pv210-cpufreq.c
+++ b/drivers/cpufreq/s5pv210-cpufreq.c
@@ -518,7 +518,7 @@ static int s5pv210_cpu_init(struct cpufreq_policy *policy)
if (policy->cpu != 0) {
ret = -EINVAL;
- goto out_dmc1;
+ goto out;
}
/*
@@ -530,7 +530,7 @@ static int s5pv210_cpu_init(struct cpufreq_policy *policy)
if ((mem_type != LPDDR) && (mem_type != LPDDR2)) {
pr_err("CPUFreq doesn't support this memory type\n");
ret = -EINVAL;
- goto out_dmc1;
+ goto out;
}
/* Find current refresh counter and frequency each DMC */
@@ -544,6 +544,8 @@ static int s5pv210_cpu_init(struct cpufreq_policy *policy)
cpufreq_generic_init(policy, s5pv210_freq_table, 40000);
return 0;
+out:
+ clk_put(dmc1_clk);
out_dmc1:
clk_put(dmc0_clk);
out_dmc0:
@@ -554,17 +556,15 @@ out_dmc0:
static int s5pv210_cpufreq_reboot_notifier_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(0);
int ret;
- struct cpufreq_policy *policy;
- policy = cpufreq_cpu_get(0);
if (!policy) {
pr_debug("cpufreq: get no policy for cpu0\n");
return NOTIFY_BAD;
}
ret = cpufreq_driver_target(policy, SLEEP_FREQ, 0);
- cpufreq_cpu_put(policy);
if (ret < 0)
return NOTIFY_BAD;
diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c
index ef078426bfd5..d2a110079f5f 100644
--- a/drivers/cpufreq/scmi-cpufreq.c
+++ b/drivers/cpufreq/scmi-cpufreq.c
@@ -15,6 +15,7 @@
#include <linux/energy_model.h>
#include <linux/export.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/pm_opp.h>
#include <linux/pm_qos.h>
#include <linux/slab.h>
@@ -293,7 +294,7 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy)
latency = perf_ops->transition_latency_get(ph, domain);
if (!latency)
- latency = CPUFREQ_ETERNAL;
+ latency = CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS;
policy->cpuinfo.transition_latency = latency;
@@ -424,6 +425,15 @@ static bool scmi_dev_used_by_cpus(struct device *scmi_dev)
return true;
}
+ /*
+ * Older Broadcom STB chips had a "clocks" property for CPU node(s)
+ * that did not match the SCMI performance protocol node, if we got
+ * there, it means we had such an older Device Tree, therefore return
+ * true to preserve backwards compatibility.
+ */
+ if (of_machine_is_compatible("brcm,brcmstb"))
+ return true;
+
return false;
}
diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
index dcbb0ae7dd47..e530345baddf 100644
--- a/drivers/cpufreq/scpi-cpufreq.c
+++ b/drivers/cpufreq/scpi-cpufreq.c
@@ -157,7 +157,7 @@ static int scpi_cpufreq_init(struct cpufreq_policy *policy)
latency = scpi_ops->get_transition_latency(cpu_dev);
if (!latency)
- latency = CPUFREQ_ETERNAL;
+ latency = CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS;
policy->cpuinfo.transition_latency = latency;
diff --git a/drivers/cpufreq/sh-cpufreq.c b/drivers/cpufreq/sh-cpufreq.c
index 9c0b01e00508..642ddb9ea217 100644
--- a/drivers/cpufreq/sh-cpufreq.c
+++ b/drivers/cpufreq/sh-cpufreq.c
@@ -89,11 +89,9 @@ static int sh_cpufreq_target(struct cpufreq_policy *policy,
static int sh_cpufreq_verify(struct cpufreq_policy_data *policy)
{
struct clk *cpuclk = &per_cpu(sh_cpuclk, policy->cpu);
- struct cpufreq_frequency_table *freq_table;
- freq_table = cpuclk->nr_freqs ? cpuclk->freq_table : NULL;
- if (freq_table)
- return cpufreq_frequency_table_verify(policy, freq_table);
+ if (policy->freq_table)
+ return cpufreq_frequency_table_verify(policy);
cpufreq_verify_within_cpu_limits(policy);
diff --git a/drivers/cpufreq/spear-cpufreq.c b/drivers/cpufreq/spear-cpufreq.c
index 707c71090cc3..2a1550e1aa21 100644
--- a/drivers/cpufreq/spear-cpufreq.c
+++ b/drivers/cpufreq/spear-cpufreq.c
@@ -182,7 +182,7 @@ static int spear_cpufreq_probe(struct platform_device *pdev)
if (of_property_read_u32(np, "clock-latency",
&spear_cpufreq.transition_latency))
- spear_cpufreq.transition_latency = CPUFREQ_ETERNAL;
+ spear_cpufreq.transition_latency = CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS;
cnt = of_property_count_u32_elems(np, "cpufreq_tbl");
if (cnt <= 0) {
diff --git a/drivers/cpufreq/speedstep-lib.c b/drivers/cpufreq/speedstep-lib.c
index 0b66df4ed513..f8b42e981635 100644
--- a/drivers/cpufreq/speedstep-lib.c
+++ b/drivers/cpufreq/speedstep-lib.c
@@ -378,16 +378,16 @@ EXPORT_SYMBOL_GPL(speedstep_detect_processor);
* DETECT SPEEDSTEP SPEEDS *
*********************************************************************/
-unsigned int speedstep_get_freqs(enum speedstep_processor processor,
- unsigned int *low_speed,
- unsigned int *high_speed,
- unsigned int *transition_latency,
- void (*set_state) (unsigned int state))
+int speedstep_get_freqs(enum speedstep_processor processor,
+ unsigned int *low_speed,
+ unsigned int *high_speed,
+ unsigned int *transition_latency,
+ void (*set_state)(unsigned int state))
{
unsigned int prev_speed;
- unsigned int ret = 0;
unsigned long flags;
ktime_t tv1, tv2;
+ int ret = 0;
if ((!processor) || (!low_speed) || (!high_speed) || (!set_state))
return -EINVAL;
diff --git a/drivers/cpufreq/speedstep-lib.h b/drivers/cpufreq/speedstep-lib.h
index dc762ea786be..48329647d4c4 100644
--- a/drivers/cpufreq/speedstep-lib.h
+++ b/drivers/cpufreq/speedstep-lib.h
@@ -41,8 +41,8 @@ extern unsigned int speedstep_get_frequency(enum speedstep_processor processor);
* SPEEDSTEP_LOW; the second argument is zero so that no
* cpufreq_notify_transition calls are initiated.
*/
-extern unsigned int speedstep_get_freqs(enum speedstep_processor processor,
- unsigned int *low_speed,
- unsigned int *high_speed,
- unsigned int *transition_latency,
- void (*set_state) (unsigned int state));
+extern int speedstep_get_freqs(enum speedstep_processor processor,
+ unsigned int *low_speed,
+ unsigned int *high_speed,
+ unsigned int *transition_latency,
+ void (*set_state)(unsigned int state));
diff --git a/drivers/cpufreq/sun50i-cpufreq-nvmem.c b/drivers/cpufreq/sun50i-cpufreq-nvmem.c
index 744312a44279..4fffc8e83692 100644
--- a/drivers/cpufreq/sun50i-cpufreq-nvmem.c
+++ b/drivers/cpufreq/sun50i-cpufreq-nvmem.c
@@ -332,13 +332,6 @@ static const struct of_device_id sun50i_cpufreq_match_list[] = {
};
MODULE_DEVICE_TABLE(of, sun50i_cpufreq_match_list);
-static const struct of_device_id *sun50i_cpufreq_match_node(void)
-{
- struct device_node *np __free(device_node) = of_find_node_by_path("/");
-
- return of_match_node(sun50i_cpufreq_match_list, np);
-}
-
/*
* Since the driver depends on nvmem drivers, which may return EPROBE_DEFER,
* all the real activity is done in the probe, which may be defered as well.
@@ -346,11 +339,9 @@ static const struct of_device_id *sun50i_cpufreq_match_node(void)
*/
static int __init sun50i_cpufreq_init(void)
{
- const struct of_device_id *match;
int ret;
- match = sun50i_cpufreq_match_node();
- if (!match)
+ if (!of_machine_device_match(sun50i_cpufreq_match_list))
return -ENODEV;
ret = platform_driver_register(&sun50i_cpufreq_driver);
diff --git a/drivers/cpufreq/tegra186-cpufreq.c b/drivers/cpufreq/tegra186-cpufreq.c
index cbabb726c664..34ed943c5f34 100644
--- a/drivers/cpufreq/tegra186-cpufreq.c
+++ b/drivers/cpufreq/tegra186-cpufreq.c
@@ -8,6 +8,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
+#include <linux/units.h>
#include <soc/tegra/bpmp.h>
#include <soc/tegra/bpmp-abi.h>
@@ -58,7 +59,7 @@ static const struct tegra186_cpufreq_cpu tegra186_cpus[] = {
};
struct tegra186_cpufreq_cluster {
- struct cpufreq_frequency_table *table;
+ struct cpufreq_frequency_table *bpmp_lut;
u32 ref_clk_khz;
u32 div;
};
@@ -66,16 +67,119 @@ struct tegra186_cpufreq_cluster {
struct tegra186_cpufreq_data {
void __iomem *regs;
const struct tegra186_cpufreq_cpu *cpus;
+ bool icc_dram_bw_scaling;
struct tegra186_cpufreq_cluster clusters[];
};
+static int tegra_cpufreq_set_bw(struct cpufreq_policy *policy, unsigned long freq_khz)
+{
+ struct tegra186_cpufreq_data *data = cpufreq_get_driver_data();
+ struct device *dev;
+ int ret;
+
+ dev = get_cpu_device(policy->cpu);
+ if (!dev)
+ return -ENODEV;
+
+ struct dev_pm_opp *opp __free(put_opp) =
+ dev_pm_opp_find_freq_exact(dev, freq_khz * HZ_PER_KHZ, true);
+ if (IS_ERR(opp))
+ return PTR_ERR(opp);
+
+ ret = dev_pm_opp_set_opp(dev, opp);
+ if (ret)
+ data->icc_dram_bw_scaling = false;
+
+ return ret;
+}
+
+static int tegra_cpufreq_init_cpufreq_table(struct cpufreq_policy *policy,
+ struct cpufreq_frequency_table *bpmp_lut,
+ struct cpufreq_frequency_table **opp_table)
+{
+ struct tegra186_cpufreq_data *data = cpufreq_get_driver_data();
+ struct cpufreq_frequency_table *freq_table = NULL;
+ struct cpufreq_frequency_table *pos;
+ struct device *cpu_dev;
+ unsigned long rate;
+ int ret, max_opps;
+ int j = 0;
+
+ cpu_dev = get_cpu_device(policy->cpu);
+ if (!cpu_dev) {
+ pr_err("%s: failed to get cpu%d device\n", __func__, policy->cpu);
+ return -ENODEV;
+ }
+
+ /* Initialize OPP table mentioned in operating-points-v2 property in DT */
+ ret = dev_pm_opp_of_add_table_indexed(cpu_dev, 0);
+ if (ret) {
+ dev_err(cpu_dev, "Invalid or empty opp table in device tree\n");
+ data->icc_dram_bw_scaling = false;
+ return ret;
+ }
+
+ max_opps = dev_pm_opp_get_opp_count(cpu_dev);
+ if (max_opps <= 0) {
+ dev_err(cpu_dev, "Failed to add OPPs\n");
+ return max_opps;
+ }
+
+ /* Disable all opps and cross-validate against LUT later */
+ for (rate = 0; ; rate++) {
+ struct dev_pm_opp *opp __free(put_opp) =
+ dev_pm_opp_find_freq_ceil(cpu_dev, &rate);
+ if (IS_ERR(opp))
+ break;
+
+ dev_pm_opp_disable(cpu_dev, rate);
+ }
+
+ freq_table = kcalloc((max_opps + 1), sizeof(*freq_table), GFP_KERNEL);
+ if (!freq_table)
+ return -ENOMEM;
+
+ /*
+ * Cross check the frequencies from BPMP-FW LUT against the OPP's present in DT.
+ * Enable only those DT OPP's which are present in LUT also.
+ */
+ cpufreq_for_each_valid_entry(pos, bpmp_lut) {
+ struct dev_pm_opp *opp __free(put_opp) =
+ dev_pm_opp_find_freq_exact(cpu_dev, pos->frequency * HZ_PER_KHZ, false);
+ if (IS_ERR(opp))
+ continue;
+
+ ret = dev_pm_opp_enable(cpu_dev, pos->frequency * HZ_PER_KHZ);
+ if (ret < 0)
+ return ret;
+
+ freq_table[j].driver_data = pos->driver_data;
+ freq_table[j].frequency = pos->frequency;
+ j++;
+ }
+
+ freq_table[j].driver_data = pos->driver_data;
+ freq_table[j].frequency = CPUFREQ_TABLE_END;
+
+ *opp_table = &freq_table[0];
+
+ dev_pm_opp_set_sharing_cpus(cpu_dev, policy->cpus);
+
+ /* Prime interconnect data */
+ tegra_cpufreq_set_bw(policy, freq_table[j - 1].frequency);
+
+ return ret;
+}
+
static int tegra186_cpufreq_init(struct cpufreq_policy *policy)
{
struct tegra186_cpufreq_data *data = cpufreq_get_driver_data();
unsigned int cluster = data->cpus[policy->cpu].bpmp_cluster_id;
+ struct cpufreq_frequency_table *freq_table;
+ struct cpufreq_frequency_table *bpmp_lut;
u32 cpu;
+ int ret;
- policy->freq_table = data->clusters[cluster].table;
policy->cpuinfo.transition_latency = 300 * 1000;
policy->driver_data = NULL;
@@ -85,6 +189,20 @@ static int tegra186_cpufreq_init(struct cpufreq_policy *policy)
cpumask_set_cpu(cpu, policy->cpus);
}
+ bpmp_lut = data->clusters[cluster].bpmp_lut;
+
+ if (data->icc_dram_bw_scaling) {
+ ret = tegra_cpufreq_init_cpufreq_table(policy, bpmp_lut, &freq_table);
+ if (!ret) {
+ policy->freq_table = freq_table;
+ return 0;
+ }
+ }
+
+ data->icc_dram_bw_scaling = false;
+ policy->freq_table = bpmp_lut;
+ pr_info("OPP tables missing from DT, EMC frequency scaling disabled\n");
+
return 0;
}
@@ -93,23 +211,30 @@ static int tegra186_cpufreq_set_target(struct cpufreq_policy *policy,
{
struct tegra186_cpufreq_data *data = cpufreq_get_driver_data();
struct cpufreq_frequency_table *tbl = policy->freq_table + index;
- unsigned int edvd_offset = data->cpus[policy->cpu].edvd_offset;
+ unsigned int edvd_offset;
u32 edvd_val = tbl->driver_data;
+ u32 cpu;
+
+ for_each_cpu(cpu, policy->cpus) {
+ edvd_offset = data->cpus[cpu].edvd_offset;
+ writel(edvd_val, data->regs + edvd_offset);
+ }
+
+ if (data->icc_dram_bw_scaling)
+ tegra_cpufreq_set_bw(policy, tbl->frequency);
- writel(edvd_val, data->regs + edvd_offset);
return 0;
}
static unsigned int tegra186_cpufreq_get(unsigned int cpu)
{
+ struct cpufreq_policy *policy __free(put_cpufreq_policy) = cpufreq_cpu_get(cpu);
struct tegra186_cpufreq_data *data = cpufreq_get_driver_data();
struct tegra186_cpufreq_cluster *cluster;
- struct cpufreq_policy *policy;
unsigned int edvd_offset, cluster_id;
u32 ndiv;
- policy = cpufreq_cpu_get(cpu);
if (!policy)
return 0;
@@ -117,7 +242,6 @@ static unsigned int tegra186_cpufreq_get(unsigned int cpu)
ndiv = readl(data->regs + edvd_offset) & EDVD_CORE_VOLT_FREQ_F_MASK;
cluster_id = data->cpus[policy->cpu].bpmp_cluster_id;
cluster = &data->clusters[cluster_id];
- cpufreq_cpu_put(policy);
return (cluster->ref_clk_khz * ndiv) / cluster->div;
}
@@ -132,15 +256,16 @@ static struct cpufreq_driver tegra186_cpufreq_driver = {
.init = tegra186_cpufreq_init,
};
-static struct cpufreq_frequency_table *init_vhint_table(
+static struct cpufreq_frequency_table *tegra_cpufreq_bpmp_read_lut(
struct platform_device *pdev, struct tegra_bpmp *bpmp,
- struct tegra186_cpufreq_cluster *cluster, unsigned int cluster_id)
+ struct tegra186_cpufreq_cluster *cluster, unsigned int cluster_id,
+ int *num_rates)
{
struct cpufreq_frequency_table *table;
struct mrq_cpu_vhint_request req;
struct tegra_bpmp_message msg;
struct cpu_vhint_data *data;
- int err, i, j, num_rates = 0;
+ int err, i, j;
dma_addr_t phys;
void *virt;
@@ -170,6 +295,7 @@ static struct cpufreq_frequency_table *init_vhint_table(
goto free;
}
+ *num_rates = 0;
for (i = data->vfloor; i <= data->vceil; i++) {
u16 ndiv = data->ndiv[i];
@@ -180,10 +306,10 @@ static struct cpufreq_frequency_table *init_vhint_table(
if (i > 0 && ndiv == data->ndiv[i - 1])
continue;
- num_rates++;
+ (*num_rates)++;
}
- table = devm_kcalloc(&pdev->dev, num_rates + 1, sizeof(*table),
+ table = devm_kcalloc(&pdev->dev, *num_rates + 1, sizeof(*table),
GFP_KERNEL);
if (!table) {
table = ERR_PTR(-ENOMEM);
@@ -225,7 +351,10 @@ static int tegra186_cpufreq_probe(struct platform_device *pdev)
{
struct tegra186_cpufreq_data *data;
struct tegra_bpmp *bpmp;
- unsigned int i = 0, err;
+ struct device *cpu_dev;
+ unsigned int i = 0, err, edvd_offset;
+ int num_rates = 0;
+ u32 edvd_val, cpu;
data = devm_kzalloc(&pdev->dev,
struct_size(data, clusters, TEGRA186_NUM_CLUSTERS),
@@ -248,15 +377,39 @@ static int tegra186_cpufreq_probe(struct platform_device *pdev)
for (i = 0; i < TEGRA186_NUM_CLUSTERS; i++) {
struct tegra186_cpufreq_cluster *cluster = &data->clusters[i];
- cluster->table = init_vhint_table(pdev, bpmp, cluster, i);
- if (IS_ERR(cluster->table)) {
- err = PTR_ERR(cluster->table);
+ cluster->bpmp_lut = tegra_cpufreq_bpmp_read_lut(pdev, bpmp, cluster, i, &num_rates);
+ if (IS_ERR(cluster->bpmp_lut)) {
+ err = PTR_ERR(cluster->bpmp_lut);
+ goto put_bpmp;
+ } else if (!num_rates) {
+ err = -EINVAL;
goto put_bpmp;
}
+
+ for (cpu = 0; cpu < ARRAY_SIZE(tegra186_cpus); cpu++) {
+ if (data->cpus[cpu].bpmp_cluster_id == i) {
+ edvd_val = cluster->bpmp_lut[num_rates - 1].driver_data;
+ edvd_offset = data->cpus[cpu].edvd_offset;
+ writel(edvd_val, data->regs + edvd_offset);
+ }
+ }
}
tegra186_cpufreq_driver.driver_data = data;
+ /* Check for optional OPPv2 and interconnect paths on CPU0 to enable ICC scaling */
+ cpu_dev = get_cpu_device(0);
+ if (!cpu_dev) {
+ err = -EPROBE_DEFER;
+ goto put_bpmp;
+ }
+
+ if (dev_pm_opp_of_get_opp_desc_node(cpu_dev)) {
+ err = dev_pm_opp_of_find_icc_paths(cpu_dev, NULL);
+ if (!err)
+ data->icc_dram_bw_scaling = true;
+ }
+
err = cpufreq_register_driver(&tegra186_cpufreq_driver);
put_bpmp:
diff --git a/drivers/cpufreq/tegra194-cpufreq.c b/drivers/cpufreq/tegra194-cpufreq.c
index 9b4f516f313e..695599e1001f 100644
--- a/drivers/cpufreq/tegra194-cpufreq.c
+++ b/drivers/cpufreq/tegra194-cpufreq.c
@@ -750,7 +750,8 @@ static int tegra194_cpufreq_probe(struct platform_device *pdev)
if (IS_ERR(bpmp))
return PTR_ERR(bpmp);
- read_counters_wq = alloc_workqueue("read_counters_wq", __WQ_LEGACY, 1);
+ read_counters_wq = alloc_workqueue("read_counters_wq",
+ __WQ_LEGACY | WQ_PERCPU, 1);
if (!read_counters_wq) {
dev_err(&pdev->dev, "fail to create_workqueue\n");
err = -EINVAL;
diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c
index 5a5147277cd0..6ee76f5fe9c5 100644
--- a/drivers/cpufreq/ti-cpufreq.c
+++ b/drivers/cpufreq/ti-cpufreq.c
@@ -72,7 +72,9 @@ enum {
#define AM62P5_EFUSE_O_MPU_OPP 15
#define AM62P5_EFUSE_S_MPU_OPP 19
+#define AM62P5_EFUSE_T_MPU_OPP 20
#define AM62P5_EFUSE_U_MPU_OPP 21
+#define AM62P5_EFUSE_V_MPU_OPP 22
#define AM62P5_SUPPORT_O_MPU_OPP BIT(0)
#define AM62P5_SUPPORT_U_MPU_OPP BIT(2)
@@ -153,7 +155,9 @@ static unsigned long am62p5_efuse_xlate(struct ti_cpufreq_data *opp_data,
unsigned long calculated_efuse = AM62P5_SUPPORT_O_MPU_OPP;
switch (efuse) {
+ case AM62P5_EFUSE_V_MPU_OPP:
case AM62P5_EFUSE_U_MPU_OPP:
+ case AM62P5_EFUSE_T_MPU_OPP:
case AM62P5_EFUSE_S_MPU_OPP:
calculated_efuse |= AM62P5_SUPPORT_U_MPU_OPP;
fallthrough;
@@ -307,9 +311,10 @@ static struct ti_cpufreq_soc_data am3517_soc_data = {
};
static const struct soc_device_attribute k3_cpufreq_soc[] = {
- { .family = "AM62X", .revision = "SR1.0" },
- { .family = "AM62AX", .revision = "SR1.0" },
- { .family = "AM62PX", .revision = "SR1.0" },
+ { .family = "AM62X", },
+ { .family = "AM62AX", },
+ { .family = "AM62PX", },
+ { .family = "AM62DX", },
{ /* sentinel */ }
};
@@ -457,6 +462,7 @@ static const struct of_device_id ti_cpufreq_of_match[] __maybe_unused = {
{ .compatible = "ti,omap36xx", .data = &omap36xx_soc_data, },
{ .compatible = "ti,am625", .data = &am625_soc_data, },
{ .compatible = "ti,am62a7", .data = &am62a7_soc_data, },
+ { .compatible = "ti,am62d2", .data = &am62a7_soc_data, },
{ .compatible = "ti,am62p5", .data = &am62p5_soc_data, },
/* legacy */
{ .compatible = "ti,omap3430", .data = &omap34xx_soc_data, },
diff --git a/drivers/cpufreq/virtual-cpufreq.c b/drivers/cpufreq/virtual-cpufreq.c
index 7dd1b0c263c7..6ffa16d239b2 100644
--- a/drivers/cpufreq/virtual-cpufreq.c
+++ b/drivers/cpufreq/virtual-cpufreq.c
@@ -250,7 +250,7 @@ static int virt_cpufreq_offline(struct cpufreq_policy *policy)
static int virt_cpufreq_verify_policy(struct cpufreq_policy_data *policy)
{
if (policy->freq_table)
- return cpufreq_frequency_table_verify(policy, policy->freq_table);
+ return cpufreq_frequency_table_verify(policy);
cpufreq_verify_within_cpu_limits(policy);
return 0;
diff --git a/drivers/cpuidle/cpuidle-big_little.c b/drivers/cpuidle/cpuidle-big_little.c
index 4abba42fcc31..08f6bf2f6409 100644
--- a/drivers/cpuidle/cpuidle-big_little.c
+++ b/drivers/cpuidle/cpuidle-big_little.c
@@ -166,20 +166,11 @@ static const struct of_device_id compatible_machine_match[] = {
static int __init bl_idle_init(void)
{
int ret;
- struct device_node *root = of_find_node_by_path("/");
- const struct of_device_id *match_id;
-
- if (!root)
- return -ENODEV;
/*
* Initialize the driver just for a compliant set of machines
*/
- match_id = of_match_node(compatible_machine_match, root);
-
- of_node_put(root);
-
- if (!match_id)
+ if (!of_machine_device_match(compatible_machine_match))
return -ENODEV;
if (!mcpm_is_available())
diff --git a/drivers/cpuidle/cpuidle-psci.c b/drivers/cpuidle/cpuidle-psci.c
index b19bc60cc627..dcf20ea5ef5e 100644
--- a/drivers/cpuidle/cpuidle-psci.c
+++ b/drivers/cpuidle/cpuidle-psci.c
@@ -177,26 +177,30 @@ static void psci_idle_syscore_switch(bool suspend)
}
}
-static int psci_idle_syscore_suspend(void)
+static int psci_idle_syscore_suspend(void *data)
{
psci_idle_syscore_switch(true);
return 0;
}
-static void psci_idle_syscore_resume(void)
+static void psci_idle_syscore_resume(void *data)
{
psci_idle_syscore_switch(false);
}
-static struct syscore_ops psci_idle_syscore_ops = {
+static const struct syscore_ops psci_idle_syscore_ops = {
.suspend = psci_idle_syscore_suspend,
.resume = psci_idle_syscore_resume,
};
+static struct syscore psci_idle_syscore = {
+ .ops = &psci_idle_syscore_ops,
+};
+
static void psci_idle_init_syscore(void)
{
if (psci_cpuidle_use_syscore)
- register_syscore_ops(&psci_idle_syscore_ops);
+ register_syscore(&psci_idle_syscore);
}
static void psci_idle_init_cpuhp(void)
@@ -382,8 +386,8 @@ static int psci_idle_init_cpu(struct device *dev, int cpu)
drv->states[0].exit_latency = 1;
drv->states[0].target_residency = 1;
drv->states[0].power_usage = UINT_MAX;
- strcpy(drv->states[0].name, "WFI");
- strcpy(drv->states[0].desc, "ARM WFI");
+ strscpy(drv->states[0].name, "WFI");
+ strscpy(drv->states[0].desc, "ARM WFI");
/*
* If no DT idle states are detected (ret == 0) let the driver
diff --git a/drivers/cpuidle/cpuidle-qcom-spm.c b/drivers/cpuidle/cpuidle-qcom-spm.c
index 5f386761b156..7ab6f68b96a8 100644
--- a/drivers/cpuidle/cpuidle-qcom-spm.c
+++ b/drivers/cpuidle/cpuidle-qcom-spm.c
@@ -86,9 +86,9 @@ static const struct of_device_id qcom_idle_state_match[] = {
static int spm_cpuidle_register(struct device *cpuidle_dev, int cpu)
{
- struct platform_device *pdev = NULL;
+ struct platform_device *pdev;
struct device_node *cpu_node, *saw_node;
- struct cpuidle_qcom_spm_data *data = NULL;
+ struct cpuidle_qcom_spm_data *data;
int ret;
cpu_node = of_cpu_device_node_get(cpu);
@@ -96,20 +96,23 @@ static int spm_cpuidle_register(struct device *cpuidle_dev, int cpu)
return -ENODEV;
saw_node = of_parse_phandle(cpu_node, "qcom,saw", 0);
+ of_node_put(cpu_node);
if (!saw_node)
return -ENODEV;
pdev = of_find_device_by_node(saw_node);
of_node_put(saw_node);
- of_node_put(cpu_node);
if (!pdev)
return -ENODEV;
data = devm_kzalloc(cpuidle_dev, sizeof(*data), GFP_KERNEL);
- if (!data)
+ if (!data) {
+ put_device(&pdev->dev);
return -ENOMEM;
+ }
data->spm = dev_get_drvdata(&pdev->dev);
+ put_device(&pdev->dev);
if (!data->spm)
return -EINVAL;
diff --git a/drivers/cpuidle/cpuidle-riscv-sbi.c b/drivers/cpuidle/cpuidle-riscv-sbi.c
index a360bc4d20b7..19be6475d356 100644
--- a/drivers/cpuidle/cpuidle-riscv-sbi.c
+++ b/drivers/cpuidle/cpuidle-riscv-sbi.c
@@ -18,6 +18,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/slab.h>
+#include <linux/string.h>
#include <linux/platform_device.h>
#include <linux/pm_domain.h>
#include <linux/pm_runtime.h>
@@ -303,8 +304,8 @@ static int sbi_cpuidle_init_cpu(struct device *dev, int cpu)
drv->states[0].exit_latency = 1;
drv->states[0].target_residency = 1;
drv->states[0].power_usage = UINT_MAX;
- strcpy(drv->states[0].name, "WFI");
- strcpy(drv->states[0].desc, "RISC-V WFI");
+ strscpy(drv->states[0].name, "WFI");
+ strscpy(drv->states[0].desc, "RISC-V WFI");
/*
* If no DT idle states are detected (ret == 0) let the driver
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 0835da449db8..c7876e9e024f 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -184,20 +184,22 @@ static noinstr void enter_s2idle_proper(struct cpuidle_driver *drv,
* cpuidle_enter_s2idle - Enter an idle state suitable for suspend-to-idle.
* @drv: cpuidle driver for the given CPU.
* @dev: cpuidle device for the given CPU.
+ * @latency_limit_ns: Idle state exit latency limit
*
* If there are states with the ->enter_s2idle callback, find the deepest of
* them and enter it with frozen tick.
*/
-int cpuidle_enter_s2idle(struct cpuidle_driver *drv, struct cpuidle_device *dev)
+int cpuidle_enter_s2idle(struct cpuidle_driver *drv, struct cpuidle_device *dev,
+ u64 latency_limit_ns)
{
int index;
/*
- * Find the deepest state with ->enter_s2idle present, which guarantees
- * that interrupts won't be enabled when it exits and allows the tick to
- * be frozen safely.
+ * Find the deepest state with ->enter_s2idle present that meets the
+ * specified latency limit, which guarantees that interrupts won't be
+ * enabled when it exits and allows the tick to be frozen safely.
*/
- index = find_deepest_state(drv, dev, U64_MAX, 0, true);
+ index = find_deepest_state(drv, dev, latency_limit_ns, 0, true);
if (index > 0) {
enter_s2idle_proper(drv, dev, index);
local_irq_enable();
@@ -635,8 +637,14 @@ static void __cpuidle_device_init(struct cpuidle_device *dev)
static int __cpuidle_register_device(struct cpuidle_device *dev)
{
struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev);
+ unsigned int cpu = dev->cpu;
int i, ret;
+ if (per_cpu(cpuidle_devices, cpu)) {
+ pr_info("CPU%d: cpuidle device already registered\n", cpu);
+ return -EEXIST;
+ }
+
if (!try_module_get(drv->owner))
return -EINVAL;
@@ -648,7 +656,7 @@ static int __cpuidle_register_device(struct cpuidle_device *dev)
dev->states_usage[i].disable |= CPUIDLE_STATE_DISABLED_BY_USER;
}
- per_cpu(cpuidle_devices, dev->cpu) = dev;
+ per_cpu(cpuidle_devices, cpu) = dev;
list_add(&dev->device_list, &cpuidle_detected_devices);
ret = cpuidle_coupled_register_device(dev);
diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c
index 9bbfa594c442..370664c47e65 100644
--- a/drivers/cpuidle/driver.c
+++ b/drivers/cpuidle/driver.c
@@ -8,6 +8,8 @@
* This code is licenced under the GPL.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/mutex.h>
#include <linux/module.h>
#include <linux/sched.h>
@@ -193,6 +195,14 @@ static void __cpuidle_driver_init(struct cpuidle_driver *drv)
s->exit_latency_ns = 0;
else
s->exit_latency = div_u64(s->exit_latency_ns, NSEC_PER_USEC);
+
+ /*
+ * Warn if the exit latency of a CPU idle state exceeds its
+ * target residency which is assumed to never happen in cpuidle
+ * in multiple places.
+ */
+ if (s->exit_latency_ns > s->target_residency_ns)
+ pr_warn("Idle state %d target residency too low\n", i);
}
}
diff --git a/drivers/cpuidle/governor.c b/drivers/cpuidle/governor.c
index 0d0f9751ff8f..5d0e7f78c6c5 100644
--- a/drivers/cpuidle/governor.c
+++ b/drivers/cpuidle/governor.c
@@ -111,6 +111,10 @@ s64 cpuidle_governor_latency_req(unsigned int cpu)
struct device *device = get_cpu_device(cpu);
int device_req = dev_pm_qos_raw_resume_latency(device);
int global_req = cpu_latency_qos_limit();
+ int global_wake_req = cpu_wakeup_latency_qos_limit();
+
+ if (global_req > global_wake_req)
+ global_req = global_wake_req;
if (device_req > global_req)
device_req = global_req;
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index b2e3d0b0a116..64d6f7a1c776 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -188,20 +188,17 @@ again:
*
* This can deal with workloads that have long pauses interspersed
* with sporadic activity with a bunch of short pauses.
+ *
+ * However, if the number of remaining samples is too small to exclude
+ * any more outliers, allow the deepest available idle state to be
+ * selected because there are systems where the time spent by CPUs in
+ * deep idle states is correlated to the maximum frequency the CPUs
+ * can get to. On those systems, shallow idle states should be avoided
+ * unless there is a clear indication that the given CPU is most likley
+ * going to be woken up shortly.
*/
- if (divisor * 4 <= INTERVALS * 3) {
- /*
- * If there are sufficiently many data points still under
- * consideration after the outliers have been eliminated,
- * returning without a prediction would be a mistake because it
- * is likely that the next interval will not exceed the current
- * maximum, so return the latter in that case.
- */
- if (divisor >= INTERVALS / 2)
- return max;
-
+ if (divisor * 4 <= INTERVALS * 3)
return UINT_MAX;
- }
/* Update the thresholds for the next round. */
if (avg - min > max - avg)
@@ -314,45 +311,51 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev,
if (s->exit_latency_ns > latency_req)
break;
- if (s->target_residency_ns > predicted_ns) {
- /*
- * Use a physical idle state, not busy polling, unless
- * a timer is going to trigger soon enough.
- */
- if ((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) &&
- s->target_residency_ns <= data->next_timer_ns) {
- predicted_ns = s->target_residency_ns;
- idx = i;
- break;
- }
- if (predicted_ns < TICK_NSEC)
- break;
-
- if (!tick_nohz_tick_stopped()) {
- /*
- * If the state selected so far is shallow,
- * waking up early won't hurt, so retain the
- * tick in that case and let the governor run
- * again in the next iteration of the loop.
- */
- predicted_ns = drv->states[idx].target_residency_ns;
- break;
- }
+ if (s->target_residency_ns <= predicted_ns) {
+ idx = i;
+ continue;
+ }
+ /*
+ * Use a physical idle state instead of busy polling so long as
+ * its target residency is below the residency threshold, its
+ * exit latency is not greater than the predicted idle duration,
+ * and the next timer doesn't expire soon.
+ */
+ if ((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) &&
+ s->target_residency_ns < RESIDENCY_THRESHOLD_NS &&
+ s->target_residency_ns <= data->next_timer_ns &&
+ s->exit_latency_ns <= predicted_ns) {
+ predicted_ns = s->target_residency_ns;
+ idx = i;
+ break;
+ }
+
+ if (predicted_ns < TICK_NSEC)
+ break;
+
+ if (!tick_nohz_tick_stopped()) {
/*
- * If the state selected so far is shallow and this
- * state's target residency matches the time till the
- * closest timer event, select this one to avoid getting
- * stuck in the shallow one for too long.
+ * If the state selected so far is shallow, waking up
+ * early won't hurt, so retain the tick in that case and
+ * let the governor run again in the next iteration of
+ * the idle loop.
*/
- if (drv->states[idx].target_residency_ns < TICK_NSEC &&
- s->target_residency_ns <= delta_tick)
- idx = i;
-
- return idx;
+ predicted_ns = drv->states[idx].target_residency_ns;
+ break;
}
- idx = i;
+ /*
+ * If the state selected so far is shallow and this state's
+ * target residency matches the time till the closest timer
+ * event, select this one to avoid getting stuck in the shallow
+ * one for too long.
+ */
+ if (drv->states[idx].target_residency_ns < TICK_NSEC &&
+ s->target_residency_ns <= delta_tick)
+ idx = i;
+
+ return idx;
}
if (idx == -1)
diff --git a/drivers/cpuidle/governors/teo.c b/drivers/cpuidle/governors/teo.c
index bfa55c1eab5b..81ac5fd58a1c 100644
--- a/drivers/cpuidle/governors/teo.c
+++ b/drivers/cpuidle/governors/teo.c
@@ -76,7 +76,7 @@
* likely woken up by a non-timer wakeup source).
*
* 2. If the second sum computed in step 1 is greater than a half of the sum of
- * both metrics for the candidate state bin and all subsequent bins(if any),
+ * both metrics for the candidate state bin and all subsequent bins (if any),
* a shallower idle state is likely to be more suitable, so look for it.
*
* - Traverse the enabled idle states shallower than the candidate one in the
@@ -133,21 +133,33 @@ struct teo_bin {
* @sleep_length_ns: Time till the closest timer event (at the selection time).
* @state_bins: Idle state data bins for this CPU.
* @total: Grand total of the "intercepts" and "hits" metrics for all bins.
+ * @total_tick: Wakeups by the scheduler tick.
* @tick_intercepts: "Intercepts" before TICK_NSEC.
* @short_idles: Wakeups after short idle periods.
- * @artificial_wakeup: Set if the wakeup has been triggered by a safety net.
+ * @tick_wakeup: Set if the last wakeup was by the scheduler tick.
*/
struct teo_cpu {
s64 sleep_length_ns;
struct teo_bin state_bins[CPUIDLE_STATE_MAX];
unsigned int total;
+ unsigned int total_tick;
unsigned int tick_intercepts;
unsigned int short_idles;
- bool artificial_wakeup;
+ bool tick_wakeup;
};
static DEFINE_PER_CPU(struct teo_cpu, teo_cpus);
+static void teo_decay(unsigned int *metric)
+{
+ unsigned int delta = *metric >> DECAY_SHIFT;
+
+ if (delta)
+ *metric -= delta;
+ else
+ *metric = 0;
+}
+
/**
* teo_update - Update CPU metrics after wakeup.
* @drv: cpuidle driver containing state data.
@@ -155,21 +167,22 @@ static DEFINE_PER_CPU(struct teo_cpu, teo_cpus);
*/
static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev)
{
- struct teo_cpu *cpu_data = per_cpu_ptr(&teo_cpus, dev->cpu);
+ struct teo_cpu *cpu_data = this_cpu_ptr(&teo_cpus);
int i, idx_timer = 0, idx_duration = 0;
- s64 target_residency_ns;
- u64 measured_ns;
+ s64 target_residency_ns, measured_ns;
+ unsigned int total = 0;
- cpu_data->short_idles -= cpu_data->short_idles >> DECAY_SHIFT;
+ teo_decay(&cpu_data->short_idles);
- if (cpu_data->artificial_wakeup) {
+ if (dev->poll_time_limit) {
+ dev->poll_time_limit = false;
/*
- * If one of the safety nets has triggered, assume that this
+ * Polling state timeout has triggered, so assume that this
* might have been a long sleep.
*/
- measured_ns = U64_MAX;
+ measured_ns = S64_MAX;
} else {
- u64 lat_ns = drv->states[dev->last_state_idx].exit_latency_ns;
+ s64 lat_ns = drv->states[dev->last_state_idx].exit_latency_ns;
measured_ns = dev->last_residency_ns;
/*
@@ -196,8 +209,10 @@ static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev)
for (i = 0; i < drv->state_count; i++) {
struct teo_bin *bin = &cpu_data->state_bins[i];
- bin->hits -= bin->hits >> DECAY_SHIFT;
- bin->intercepts -= bin->intercepts >> DECAY_SHIFT;
+ teo_decay(&bin->hits);
+ total += bin->hits;
+ teo_decay(&bin->intercepts);
+ total += bin->intercepts;
target_residency_ns = drv->states[i].target_residency_ns;
@@ -208,7 +223,24 @@ static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev)
}
}
- cpu_data->tick_intercepts -= cpu_data->tick_intercepts >> DECAY_SHIFT;
+ cpu_data->total = total + PULSE;
+
+ teo_decay(&cpu_data->tick_intercepts);
+
+ teo_decay(&cpu_data->total_tick);
+ if (cpu_data->tick_wakeup) {
+ cpu_data->total_tick += PULSE;
+ /*
+ * If tick wakeups dominate the wakeup pattern, count this one
+ * as a hit on the deepest available idle state to increase the
+ * likelihood of stopping the tick.
+ */
+ if (3 * cpu_data->total_tick > 2 * cpu_data->total) {
+ cpu_data->state_bins[drv->state_count-1].hits += PULSE;
+ return;
+ }
+ }
+
/*
* If the measured idle duration falls into the same bin as the sleep
* length, this is a "hit", so update the "hits" metric for that bin.
@@ -219,18 +251,9 @@ static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev)
cpu_data->state_bins[idx_timer].hits += PULSE;
} else {
cpu_data->state_bins[idx_duration].intercepts += PULSE;
- if (TICK_NSEC <= measured_ns)
+ if (measured_ns <= TICK_NSEC)
cpu_data->tick_intercepts += PULSE;
}
-
- cpu_data->total -= cpu_data->total >> DECAY_SHIFT;
- cpu_data->total += PULSE;
-}
-
-static bool teo_state_ok(int i, struct cpuidle_driver *drv)
-{
- return !tick_nohz_tick_stopped() ||
- drv->states[i].target_residency_ns >= TICK_NSEC;
}
/**
@@ -239,17 +262,15 @@ static bool teo_state_ok(int i, struct cpuidle_driver *drv)
* @dev: Target CPU.
* @state_idx: Index of the capping idle state.
* @duration_ns: Idle duration value to match.
- * @no_poll: Don't consider polling states.
*/
static int teo_find_shallower_state(struct cpuidle_driver *drv,
struct cpuidle_device *dev, int state_idx,
- s64 duration_ns, bool no_poll)
+ s64 duration_ns)
{
int i;
for (i = state_idx - 1; i >= 0; i--) {
- if (dev->states_usage[i].disable ||
- (no_poll && drv->states[i].flags & CPUIDLE_FLAG_POLLING))
+ if (dev->states_usage[i].disable)
continue;
state_idx = i;
@@ -268,7 +289,7 @@ static int teo_find_shallower_state(struct cpuidle_driver *drv,
static int teo_select(struct cpuidle_driver *drv, struct cpuidle_device *dev,
bool *stop_tick)
{
- struct teo_cpu *cpu_data = per_cpu_ptr(&teo_cpus, dev->cpu);
+ struct teo_cpu *cpu_data = this_cpu_ptr(&teo_cpus);
s64 latency_req = cpuidle_governor_latency_req(dev->cpu);
ktime_t delta_tick = TICK_NSEC / 2;
unsigned int idx_intercept_sum = 0;
@@ -356,7 +377,18 @@ static int teo_select(struct cpuidle_driver *drv, struct cpuidle_device *dev,
* better choice.
*/
if (2 * idx_intercept_sum > cpu_data->total - idx_hit_sum) {
- int first_suitable_idx = idx;
+ int min_idx = idx0;
+
+ if (tick_nohz_tick_stopped()) {
+ /*
+ * Look for the shallowest idle state below the current
+ * candidate one whose target residency is at least
+ * equal to the tick period length.
+ */
+ while (min_idx < idx &&
+ drv->states[min_idx].target_residency_ns < TICK_NSEC)
+ min_idx++;
+ }
/*
* Look for the deepest idle state whose target residency had
@@ -366,49 +398,14 @@ static int teo_select(struct cpuidle_driver *drv, struct cpuidle_device *dev,
* Take the possible duration limitation present if the tick
* has been stopped already into account.
*/
- intercept_sum = 0;
-
- for (i = idx - 1; i >= 0; i--) {
- struct teo_bin *bin = &cpu_data->state_bins[i];
-
- intercept_sum += bin->intercepts;
-
- if (2 * intercept_sum > idx_intercept_sum) {
- /*
- * Use the current state unless it is too
- * shallow or disabled, in which case take the
- * first enabled state that is deep enough.
- */
- if (teo_state_ok(i, drv) &&
- !dev->states_usage[i].disable) {
- idx = i;
- break;
- }
- idx = first_suitable_idx;
- break;
- }
+ for (i = idx - 1, intercept_sum = 0; i >= min_idx; i--) {
+ intercept_sum += cpu_data->state_bins[i].intercepts;
if (dev->states_usage[i].disable)
continue;
- if (teo_state_ok(i, drv)) {
- /*
- * The current state is deep enough, but still
- * there may be a better one.
- */
- first_suitable_idx = i;
- continue;
- }
-
- /*
- * The current state is too shallow, so if no suitable
- * states other than the initial candidate have been
- * found, give up (the remaining states to check are
- * shallower still), but otherwise the first suitable
- * state other than the initial candidate may turn out
- * to be preferable.
- */
- if (first_suitable_idx == idx)
+ idx = i;
+ if (2 * intercept_sum > idx_intercept_sum)
break;
}
}
@@ -458,11 +455,8 @@ static int teo_select(struct cpuidle_driver *drv, struct cpuidle_device *dev,
* If the closest expected timer is before the target residency of the
* candidate state, a shallower one needs to be found.
*/
- if (drv->states[idx].target_residency_ns > duration_ns) {
- i = teo_find_shallower_state(drv, dev, idx, duration_ns, false);
- if (teo_state_ok(i, drv))
- idx = i;
- }
+ if (drv->states[idx].target_residency_ns > duration_ns)
+ idx = teo_find_shallower_state(drv, dev, idx, duration_ns);
/*
* If the selected state's target residency is below the tick length
@@ -490,7 +484,7 @@ end:
*/
if (idx > idx0 &&
drv->states[idx].target_residency_ns > delta_tick)
- idx = teo_find_shallower_state(drv, dev, idx, delta_tick, false);
+ idx = teo_find_shallower_state(drv, dev, idx, delta_tick);
out_tick:
*stop_tick = false;
@@ -504,20 +498,11 @@ out_tick:
*/
static void teo_reflect(struct cpuidle_device *dev, int state)
{
- struct teo_cpu *cpu_data = per_cpu_ptr(&teo_cpus, dev->cpu);
+ struct teo_cpu *cpu_data = this_cpu_ptr(&teo_cpus);
+
+ cpu_data->tick_wakeup = tick_nohz_idle_got_tick();
dev->last_state_idx = state;
- if (dev->poll_time_limit ||
- (tick_nohz_idle_got_tick() && cpu_data->sleep_length_ns > TICK_NSEC)) {
- /*
- * The wakeup was not "genuine", but triggered by one of the
- * safety nets.
- */
- dev->poll_time_limit = false;
- cpu_data->artificial_wakeup = true;
- } else {
- cpu_data->artificial_wakeup = false;
- }
}
/**
diff --git a/drivers/cpuidle/poll_state.c b/drivers/cpuidle/poll_state.c
index 9b6d90a72601..c7524e4c522a 100644
--- a/drivers/cpuidle/poll_state.c
+++ b/drivers/cpuidle/poll_state.c
@@ -4,9 +4,13 @@
*/
#include <linux/cpuidle.h>
+#include <linux/export.h>
+#include <linux/irqflags.h>
#include <linux/sched.h>
#include <linux/sched/clock.h>
#include <linux/sched/idle.h>
+#include <linux/sprintf.h>
+#include <linux/types.h>
#define POLL_IDLE_RELAX_COUNT 200
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index d6f5da61cb7d..61de64817604 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -27,14 +27,14 @@ static ssize_t show_available_governors(struct device *dev,
mutex_lock(&cpuidle_lock);
list_for_each_entry(tmp, &cpuidle_governors, governor_list) {
- if (i >= (ssize_t) (PAGE_SIZE - (CPUIDLE_NAME_LEN + 2)))
+ if (i >= (ssize_t)(PAGE_SIZE - (CPUIDLE_NAME_LEN + 2)))
goto out;
- i += scnprintf(&buf[i], CPUIDLE_NAME_LEN + 1, "%s ", tmp->name);
+ i += sysfs_emit_at(buf, i, "%.*s ", CPUIDLE_NAME_LEN, tmp->name);
}
out:
- i+= sprintf(&buf[i], "\n");
+ i += sysfs_emit_at(buf, i, "\n");
mutex_unlock(&cpuidle_lock);
return i;
}
@@ -49,9 +49,9 @@ static ssize_t show_current_driver(struct device *dev,
spin_lock(&cpuidle_driver_lock);
drv = cpuidle_get_driver();
if (drv)
- ret = sprintf(buf, "%s\n", drv->name);
+ ret = sysfs_emit(buf, "%s\n", drv->name);
else
- ret = sprintf(buf, "none\n");
+ ret = sysfs_emit(buf, "none\n");
spin_unlock(&cpuidle_driver_lock);
return ret;
@@ -65,9 +65,9 @@ static ssize_t show_current_governor(struct device *dev,
mutex_lock(&cpuidle_lock);
if (cpuidle_curr_governor)
- ret = sprintf(buf, "%s\n", cpuidle_curr_governor->name);
+ ret = sysfs_emit(buf, "%s\n", cpuidle_curr_governor->name);
else
- ret = sprintf(buf, "none\n");
+ ret = sysfs_emit(buf, "none\n");
mutex_unlock(&cpuidle_lock);
return ret;
@@ -230,7 +230,7 @@ static struct cpuidle_state_attr attr_##_name = __ATTR(_name, 0644, show, store)
static ssize_t show_state_##_name(struct cpuidle_state *state, \
struct cpuidle_state_usage *state_usage, char *buf) \
{ \
- return sprintf(buf, "%u\n", state->_name);\
+ return sysfs_emit(buf, "%u\n", state->_name);\
}
#define define_show_state_ull_function(_name) \
@@ -238,7 +238,7 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, \
struct cpuidle_state_usage *state_usage, \
char *buf) \
{ \
- return sprintf(buf, "%llu\n", state_usage->_name);\
+ return sysfs_emit(buf, "%llu\n", state_usage->_name);\
}
#define define_show_state_str_function(_name) \
@@ -247,8 +247,8 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, \
char *buf) \
{ \
if (state->_name[0] == '\0')\
- return sprintf(buf, "<null>\n");\
- return sprintf(buf, "%s\n", state->_name);\
+ return sysfs_emit(buf, "<null>\n");\
+ return sysfs_emit(buf, "%s\n", state->_name);\
}
#define define_show_state_time_function(_name) \
@@ -256,7 +256,7 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, \
struct cpuidle_state_usage *state_usage, \
char *buf) \
{ \
- return sprintf(buf, "%llu\n", ktime_to_us(state->_name##_ns)); \
+ return sysfs_emit(buf, "%llu\n", ktime_to_us(state->_name##_ns)); \
}
define_show_state_time_function(exit_latency)
@@ -273,14 +273,14 @@ static ssize_t show_state_time(struct cpuidle_state *state,
struct cpuidle_state_usage *state_usage,
char *buf)
{
- return sprintf(buf, "%llu\n", ktime_to_us(state_usage->time_ns));
+ return sysfs_emit(buf, "%llu\n", ktime_to_us(state_usage->time_ns));
}
static ssize_t show_state_disable(struct cpuidle_state *state,
struct cpuidle_state_usage *state_usage,
char *buf)
{
- return sprintf(buf, "%llu\n",
+ return sysfs_emit(buf, "%llu\n",
state_usage->disable & CPUIDLE_STATE_DISABLED_BY_USER);
}
@@ -310,7 +310,7 @@ static ssize_t show_state_default_status(struct cpuidle_state *state,
struct cpuidle_state_usage *state_usage,
char *buf)
{
- return sprintf(buf, "%s\n",
+ return sysfs_emit(buf, "%s\n",
state->flags & CPUIDLE_FLAG_OFF ? "disabled" : "enabled");
}
@@ -358,7 +358,7 @@ static ssize_t show_state_s2idle_##_name(struct cpuidle_state *state, \
struct cpuidle_state_usage *state_usage, \
char *buf) \
{ \
- return sprintf(buf, "%llu\n", state_usage->s2idle_##_name);\
+ return sysfs_emit(buf, "%llu\n", state_usage->s2idle_##_name);\
}
define_show_state_s2idle_ull_function(usage);
@@ -550,7 +550,7 @@ static ssize_t show_driver_name(struct cpuidle_driver *drv, char *buf)
ssize_t ret;
spin_lock(&cpuidle_driver_lock);
- ret = sprintf(buf, "%s\n", drv ? drv->name : "none");
+ ret = sysfs_emit(buf, "%s\n", drv ? drv->name : "none");
spin_unlock(&cpuidle_driver_lock);
return ret;
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index 04b4c43b6bae..8d3b5d2890f8 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -439,7 +439,7 @@ config CRYPTO_DEV_ATMEL_AUTHENC
config CRYPTO_DEV_ATMEL_AES
tristate "Support for Atmel AES hw accelerator"
- depends on ARCH_AT91 || COMPILE_TEST
+ depends on ARCH_MICROCHIP || COMPILE_TEST
select CRYPTO_AES
select CRYPTO_AEAD
select CRYPTO_SKCIPHER
@@ -725,6 +725,19 @@ config CRYPTO_DEV_TEGRA
Select this to enable Tegra Security Engine which accelerates various
AES encryption/decryption and HASH algorithms.
+config CRYPTO_DEV_XILINX_TRNG
+ tristate "Support for Xilinx True Random Generator"
+ depends on ZYNQMP_FIRMWARE || COMPILE_TEST
+ select CRYPTO_DF80090A
+ select CRYPTO_RNG
+ select HW_RANDOM
+ help
+ Xilinx Versal SoC driver provides kernel-side support for True Random Number
+ Generator and Pseudo random Number in CTR_DRBG mode as defined in NIST SP800-90A.
+
+ To compile this driver as a module, choose M here: the module
+ will be called xilinx-trng.
+
config CRYPTO_DEV_ZYNQMP_AES
tristate "Support for Xilinx ZynqMP AES hw accelerator"
depends on ZYNQMP_FIRMWARE || COMPILE_TEST
@@ -840,6 +853,7 @@ config CRYPTO_DEV_CCREE
If unsure say Y.
source "drivers/crypto/hisilicon/Kconfig"
+source "drivers/crypto/loongson/Kconfig"
source "drivers/crypto/amlogic/Kconfig"
@@ -863,5 +877,6 @@ config CRYPTO_DEV_SA2UL
source "drivers/crypto/aspeed/Kconfig"
source "drivers/crypto/starfive/Kconfig"
source "drivers/crypto/inside-secure/eip93/Kconfig"
+source "drivers/crypto/ti/Kconfig"
endif # CRYPTO_HW
diff --git a/drivers/crypto/Makefile b/drivers/crypto/Makefile
index 22eadcc8f4a2..322ae8854e3e 100644
--- a/drivers/crypto/Makefile
+++ b/drivers/crypto/Makefile
@@ -44,7 +44,9 @@ obj-y += inside-secure/
obj-$(CONFIG_CRYPTO_DEV_ARTPEC6) += axis/
obj-y += xilinx/
obj-y += hisilicon/
+obj-y += loongson/
obj-$(CONFIG_CRYPTO_DEV_AMLOGIC_GXL) += amlogic/
obj-y += intel/
obj-y += starfive/
obj-y += cavium/
+obj-y += ti/
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
index 5663df49dd81..021614b65e39 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
@@ -111,7 +111,7 @@ static int sun8i_ce_cipher_fallback(struct skcipher_request *areq)
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG)) {
struct skcipher_alg *alg = crypto_skcipher_alg(tfm);
- struct sun8i_ce_alg_template *algt __maybe_unused;
+ struct sun8i_ce_alg_template *algt;
algt = container_of(alg, struct sun8i_ce_alg_template,
alg.skcipher.base);
@@ -131,21 +131,19 @@ static int sun8i_ce_cipher_fallback(struct skcipher_request *areq)
return err;
}
-static int sun8i_ce_cipher_prepare(struct crypto_engine *engine, void *async_req)
+static int sun8i_ce_cipher_prepare(struct skcipher_request *areq,
+ struct ce_task *cet)
{
- struct skcipher_request *areq = container_of(async_req, struct skcipher_request, base);
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq);
struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm);
struct sun8i_ce_dev *ce = op->ce;
struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(areq);
struct skcipher_alg *alg = crypto_skcipher_alg(tfm);
struct sun8i_ce_alg_template *algt;
- struct sun8i_ce_flow *chan;
- struct ce_task *cet;
struct scatterlist *sg;
unsigned int todo, len, offset, ivsize;
u32 common, sym;
- int flow, i;
+ int i;
int nr_sgs = 0;
int nr_sgd = 0;
int err = 0;
@@ -163,14 +161,9 @@ static int sun8i_ce_cipher_prepare(struct crypto_engine *engine, void *async_req
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
algt->stat_req++;
- flow = rctx->flow;
-
- chan = &ce->chanlist[flow];
-
- cet = chan->tl;
memset(cet, 0, sizeof(struct ce_task));
- cet->t_id = cpu_to_le32(flow);
+ cet->t_id = cpu_to_le32(rctx->flow);
common = ce->variant->alg_cipher[algt->ce_algo_id];
common |= rctx->op_dir | CE_COMM_INT;
cet->t_common_ctl = cpu_to_le32(common);
@@ -209,11 +202,11 @@ static int sun8i_ce_cipher_prepare(struct crypto_engine *engine, void *async_req
if (areq->iv && ivsize > 0) {
if (rctx->op_dir & CE_DECRYPTION) {
offset = areq->cryptlen - ivsize;
- scatterwalk_map_and_copy(chan->backup_iv, areq->src,
+ scatterwalk_map_and_copy(rctx->backup_iv, areq->src,
offset, ivsize, 0);
}
- memcpy(chan->bounce_iv, areq->iv, ivsize);
- rctx->addr_iv = dma_map_single(ce->dev, chan->bounce_iv, ivsize,
+ memcpy(rctx->bounce_iv, areq->iv, ivsize);
+ rctx->addr_iv = dma_map_single(ce->dev, rctx->bounce_iv, ivsize,
DMA_TO_DEVICE);
if (dma_mapping_error(ce->dev, rctx->addr_iv)) {
dev_err(ce->dev, "Cannot DMA MAP IV\n");
@@ -276,7 +269,6 @@ static int sun8i_ce_cipher_prepare(struct crypto_engine *engine, void *async_req
goto theend_sgs;
}
- chan->timeout = areq->cryptlen;
rctx->nr_sgs = ns;
rctx->nr_sgd = nd;
return 0;
@@ -300,13 +292,13 @@ theend_iv:
offset = areq->cryptlen - ivsize;
if (rctx->op_dir & CE_DECRYPTION) {
- memcpy(areq->iv, chan->backup_iv, ivsize);
- memzero_explicit(chan->backup_iv, ivsize);
+ memcpy(areq->iv, rctx->backup_iv, ivsize);
+ memzero_explicit(rctx->backup_iv, ivsize);
} else {
scatterwalk_map_and_copy(areq->iv, areq->dst, offset,
ivsize, 0);
}
- memzero_explicit(chan->bounce_iv, ivsize);
+ memzero_explicit(rctx->bounce_iv, ivsize);
}
dma_unmap_single(ce->dev, rctx->addr_key, op->keylen, DMA_TO_DEVICE);
@@ -315,24 +307,17 @@ theend:
return err;
}
-static void sun8i_ce_cipher_unprepare(struct crypto_engine *engine,
- void *async_req)
+static void sun8i_ce_cipher_unprepare(struct skcipher_request *areq,
+ struct ce_task *cet)
{
- struct skcipher_request *areq = container_of(async_req, struct skcipher_request, base);
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq);
struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm);
struct sun8i_ce_dev *ce = op->ce;
struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(areq);
- struct sun8i_ce_flow *chan;
- struct ce_task *cet;
unsigned int ivsize, offset;
int nr_sgs = rctx->nr_sgs;
int nr_sgd = rctx->nr_sgd;
- int flow;
- flow = rctx->flow;
- chan = &ce->chanlist[flow];
- cet = chan->tl;
ivsize = crypto_skcipher_ivsize(tfm);
if (areq->src == areq->dst) {
@@ -349,43 +334,43 @@ static void sun8i_ce_cipher_unprepare(struct crypto_engine *engine,
DMA_TO_DEVICE);
offset = areq->cryptlen - ivsize;
if (rctx->op_dir & CE_DECRYPTION) {
- memcpy(areq->iv, chan->backup_iv, ivsize);
- memzero_explicit(chan->backup_iv, ivsize);
+ memcpy(areq->iv, rctx->backup_iv, ivsize);
+ memzero_explicit(rctx->backup_iv, ivsize);
} else {
scatterwalk_map_and_copy(areq->iv, areq->dst, offset,
ivsize, 0);
}
- memzero_explicit(chan->bounce_iv, ivsize);
+ memzero_explicit(rctx->bounce_iv, ivsize);
}
dma_unmap_single(ce->dev, rctx->addr_key, op->keylen, DMA_TO_DEVICE);
}
-static void sun8i_ce_cipher_run(struct crypto_engine *engine, void *areq)
-{
- struct skcipher_request *breq = container_of(areq, struct skcipher_request, base);
- struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(breq);
- struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm);
- struct sun8i_ce_dev *ce = op->ce;
- struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(breq);
- int flow, err;
-
- flow = rctx->flow;
- err = sun8i_ce_run_task(ce, flow, crypto_tfm_alg_name(breq->base.tfm));
- sun8i_ce_cipher_unprepare(engine, areq);
- local_bh_disable();
- crypto_finalize_skcipher_request(engine, breq, err);
- local_bh_enable();
-}
-
int sun8i_ce_cipher_do_one(struct crypto_engine *engine, void *areq)
{
- int err = sun8i_ce_cipher_prepare(engine, areq);
+ struct skcipher_request *req = skcipher_request_cast(areq);
+ struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(req);
+ struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
+ struct sun8i_cipher_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+ struct sun8i_ce_dev *ce = ctx->ce;
+ struct sun8i_ce_flow *chan;
+ int err;
+
+ chan = &ce->chanlist[rctx->flow];
+ err = sun8i_ce_cipher_prepare(req, chan->tl);
if (err)
return err;
- sun8i_ce_cipher_run(engine, areq);
+ err = sun8i_ce_run_task(ce, rctx->flow,
+ crypto_tfm_alg_name(req->base.tfm));
+
+ sun8i_ce_cipher_unprepare(req, chan->tl);
+
+ local_bh_disable();
+ crypto_finalize_skcipher_request(engine, req, err);
+ local_bh_enable();
+
return 0;
}
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
index 658f520cee0c..c16bb6ce6ee3 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
@@ -169,6 +169,12 @@ static const struct ce_variant ce_r40_variant = {
.trng = CE_ID_NOTSUPP,
};
+static void sun8i_ce_dump_task_descriptors(struct sun8i_ce_flow *chan)
+{
+ print_hex_dump(KERN_INFO, "TASK: ", DUMP_PREFIX_NONE, 16, 4,
+ chan->tl, sizeof(struct ce_task), false);
+}
+
/*
* sun8i_ce_get_engine_number() get the next channel slot
* This is a simple round-robin way of getting the next channel
@@ -183,7 +189,6 @@ int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name)
{
u32 v;
int err = 0;
- struct ce_task *cet = ce->chanlist[flow].tl;
#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG
ce->chanlist[flow].stat_req++;
@@ -210,11 +215,10 @@ int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name)
mutex_unlock(&ce->mlock);
wait_for_completion_interruptible_timeout(&ce->chanlist[flow].complete,
- msecs_to_jiffies(ce->chanlist[flow].timeout));
+ msecs_to_jiffies(CE_DMA_TIMEOUT_MS));
if (ce->chanlist[flow].status == 0) {
- dev_err(ce->dev, "DMA timeout for %s (tm=%d) on flow %d\n", name,
- ce->chanlist[flow].timeout, flow);
+ dev_err(ce->dev, "DMA timeout for %s on flow %d\n", name, flow);
err = -EFAULT;
}
/* No need to lock for this read, the channel is locked so
@@ -226,9 +230,8 @@ int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name)
/* Sadly, the error bit is not per flow */
if (v) {
dev_err(ce->dev, "CE ERROR: %x for flow %x\n", v, flow);
+ sun8i_ce_dump_task_descriptors(&ce->chanlist[flow]);
err = -EFAULT;
- print_hex_dump(KERN_INFO, "TASK: ", DUMP_PREFIX_NONE, 16, 4,
- cet, sizeof(struct ce_task), false);
}
if (v & CE_ERR_ALGO_NOTSUP)
dev_err(ce->dev, "CE ERROR: algorithm not supported\n");
@@ -245,9 +248,8 @@ int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name)
v &= 0xF;
if (v) {
dev_err(ce->dev, "CE ERROR: %x for flow %x\n", v, flow);
+ sun8i_ce_dump_task_descriptors(&ce->chanlist[flow]);
err = -EFAULT;
- print_hex_dump(KERN_INFO, "TASK: ", DUMP_PREFIX_NONE, 16, 4,
- cet, sizeof(struct ce_task), false);
}
if (v & CE_ERR_ALGO_NOTSUP)
dev_err(ce->dev, "CE ERROR: algorithm not supported\n");
@@ -261,9 +263,8 @@ int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name)
v &= 0xFF;
if (v) {
dev_err(ce->dev, "CE ERROR: %x for flow %x\n", v, flow);
+ sun8i_ce_dump_task_descriptors(&ce->chanlist[flow]);
err = -EFAULT;
- print_hex_dump(KERN_INFO, "TASK: ", DUMP_PREFIX_NONE, 16, 4,
- cet, sizeof(struct ce_task), false);
}
if (v & CE_ERR_ALGO_NOTSUP)
dev_err(ce->dev, "CE ERROR: algorithm not supported\n");
@@ -758,18 +759,6 @@ static int sun8i_ce_allocate_chanlist(struct sun8i_ce_dev *ce)
err = -ENOMEM;
goto error_engine;
}
- ce->chanlist[i].bounce_iv = devm_kmalloc(ce->dev, AES_BLOCK_SIZE,
- GFP_KERNEL | GFP_DMA);
- if (!ce->chanlist[i].bounce_iv) {
- err = -ENOMEM;
- goto error_engine;
- }
- ce->chanlist[i].backup_iv = devm_kmalloc(ce->dev, AES_BLOCK_SIZE,
- GFP_KERNEL);
- if (!ce->chanlist[i].backup_iv) {
- err = -ENOMEM;
- goto error_engine;
- }
}
return 0;
error_engine:
@@ -1063,7 +1052,7 @@ static int sun8i_ce_probe(struct platform_device *pdev)
pm_runtime_put_sync(ce->dev);
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG)) {
- struct dentry *dbgfs_dir __maybe_unused;
+ struct dentry *dbgfs_dir;
struct dentry *dbgfs_stats __maybe_unused;
/* Ignore error of debugfs */
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
index 13bdfb8a2c62..d01594353d9a 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
@@ -26,7 +26,7 @@
static void sun8i_ce_hash_stat_fb_inc(struct crypto_ahash *tfm)
{
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG)) {
- struct sun8i_ce_alg_template *algt __maybe_unused;
+ struct sun8i_ce_alg_template *algt;
struct ahash_alg *alg = crypto_ahash_alg(tfm);
algt = container_of(alg, struct sun8i_ce_alg_template,
@@ -58,7 +58,8 @@ int sun8i_ce_hash_init_tfm(struct crypto_ahash *tfm)
crypto_ahash_set_reqsize(tfm,
sizeof(struct sun8i_ce_hash_reqctx) +
- crypto_ahash_reqsize(op->fallback_tfm));
+ crypto_ahash_reqsize(op->fallback_tfm) +
+ CRYPTO_DMA_PADDING);
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
memcpy(algt->fbname,
@@ -84,7 +85,7 @@ void sun8i_ce_hash_exit_tfm(struct crypto_ahash *tfm)
int sun8i_ce_hash_init(struct ahash_request *areq)
{
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun8i_ce_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -100,7 +101,7 @@ int sun8i_ce_hash_init(struct ahash_request *areq)
int sun8i_ce_hash_export(struct ahash_request *areq, void *out)
{
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun8i_ce_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -114,7 +115,7 @@ int sun8i_ce_hash_export(struct ahash_request *areq, void *out)
int sun8i_ce_hash_import(struct ahash_request *areq, const void *in)
{
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun8i_ce_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -128,7 +129,7 @@ int sun8i_ce_hash_import(struct ahash_request *areq, const void *in)
int sun8i_ce_hash_final(struct ahash_request *areq)
{
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun8i_ce_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -145,7 +146,7 @@ int sun8i_ce_hash_final(struct ahash_request *areq)
int sun8i_ce_hash_update(struct ahash_request *areq)
{
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun8i_ce_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -160,7 +161,7 @@ int sun8i_ce_hash_update(struct ahash_request *areq)
int sun8i_ce_hash_finup(struct ahash_request *areq)
{
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun8i_ce_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -178,7 +179,7 @@ int sun8i_ce_hash_finup(struct ahash_request *areq)
static int sun8i_ce_hash_digest_fb(struct ahash_request *areq)
{
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun8i_ce_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -238,19 +239,15 @@ static bool sun8i_ce_hash_need_fallback(struct ahash_request *areq)
int sun8i_ce_hash_digest(struct ahash_request *areq)
{
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
- struct ahash_alg *alg = __crypto_ahash_alg(tfm->base.__crt_alg);
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
- struct sun8i_ce_alg_template *algt;
- struct sun8i_ce_dev *ce;
+ struct sun8i_ce_hash_tfm_ctx *ctx = crypto_ahash_ctx(tfm);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
+ struct sun8i_ce_dev *ce = ctx->ce;
struct crypto_engine *engine;
int e;
if (sun8i_ce_hash_need_fallback(areq))
return sun8i_ce_hash_digest_fb(areq);
- algt = container_of(alg, struct sun8i_ce_alg_template, alg.hash.base);
- ce = algt->ce;
-
e = sun8i_ce_get_engine_number(ce);
rctx->flow = e;
engine = ce->chanlist[e].engine;
@@ -316,28 +313,22 @@ static u64 hash_pad(__le32 *buf, unsigned int bufsize, u64 padi, u64 byte_count,
return j;
}
-int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
+static int sun8i_ce_hash_prepare(struct ahash_request *areq, struct ce_task *cet)
{
- struct ahash_request *areq = container_of(breq, struct ahash_request, base);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct ahash_alg *alg = __crypto_ahash_alg(tfm->base.__crt_alg);
- struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx(areq);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
struct sun8i_ce_alg_template *algt;
struct sun8i_ce_dev *ce;
- struct sun8i_ce_flow *chan;
- struct ce_task *cet;
struct scatterlist *sg;
- int nr_sgs, flow, err;
+ int nr_sgs, err;
unsigned int len;
u32 common;
u64 byte_count;
__le32 *bf;
- void *buf, *result;
int j, i, todo;
u64 bs;
int digestsize;
- dma_addr_t addr_res, addr_pad;
- int ns = sg_nents_for_len(areq->src, areq->nbytes);
algt = container_of(alg, struct sun8i_ce_alg_template, alg.hash.base);
ce = algt->ce;
@@ -349,32 +340,16 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
if (digestsize == SHA384_DIGEST_SIZE)
digestsize = SHA512_DIGEST_SIZE;
- /* the padding could be up to two block. */
- buf = kcalloc(2, bs, GFP_KERNEL | GFP_DMA);
- if (!buf) {
- err = -ENOMEM;
- goto err_out;
- }
- bf = (__le32 *)buf;
-
- result = kzalloc(digestsize, GFP_KERNEL | GFP_DMA);
- if (!result) {
- err = -ENOMEM;
- goto err_free_buf;
- }
-
- flow = rctx->flow;
- chan = &ce->chanlist[flow];
+ bf = (__le32 *)rctx->pad;
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
algt->stat_req++;
dev_dbg(ce->dev, "%s %s len=%d\n", __func__, crypto_tfm_alg_name(areq->base.tfm), areq->nbytes);
- cet = chan->tl;
memset(cet, 0, sizeof(struct ce_task));
- cet->t_id = cpu_to_le32(flow);
+ cet->t_id = cpu_to_le32(rctx->flow);
common = ce->variant->alg_hash[algt->ce_algo_id];
common |= CE_COMM_INT;
cet->t_common_ctl = cpu_to_le32(common);
@@ -382,11 +357,12 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
cet->t_sym_ctl = 0;
cet->t_asym_ctl = 0;
- nr_sgs = dma_map_sg(ce->dev, areq->src, ns, DMA_TO_DEVICE);
+ rctx->nr_sgs = sg_nents_for_len(areq->src, areq->nbytes);
+ nr_sgs = dma_map_sg(ce->dev, areq->src, rctx->nr_sgs, DMA_TO_DEVICE);
if (nr_sgs <= 0 || nr_sgs > MAX_SG) {
dev_err(ce->dev, "Invalid sg number %d\n", nr_sgs);
err = -EINVAL;
- goto err_free_result;
+ goto err_out;
}
len = areq->nbytes;
@@ -401,10 +377,13 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
err = -EINVAL;
goto err_unmap_src;
}
- addr_res = dma_map_single(ce->dev, result, digestsize, DMA_FROM_DEVICE);
- cet->t_dst[0].addr = desc_addr_val_le32(ce, addr_res);
- cet->t_dst[0].len = cpu_to_le32(digestsize / 4);
- if (dma_mapping_error(ce->dev, addr_res)) {
+
+ rctx->result_len = digestsize;
+ rctx->addr_res = dma_map_single(ce->dev, rctx->result, rctx->result_len,
+ DMA_FROM_DEVICE);
+ cet->t_dst[0].addr = desc_addr_val_le32(ce, rctx->addr_res);
+ cet->t_dst[0].len = cpu_to_le32(rctx->result_len / 4);
+ if (dma_mapping_error(ce->dev, rctx->addr_res)) {
dev_err(ce->dev, "DMA map dest\n");
err = -EINVAL;
goto err_unmap_src;
@@ -432,10 +411,12 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
goto err_unmap_result;
}
- addr_pad = dma_map_single(ce->dev, buf, j * 4, DMA_TO_DEVICE);
- cet->t_src[i].addr = desc_addr_val_le32(ce, addr_pad);
+ rctx->pad_len = j * 4;
+ rctx->addr_pad = dma_map_single(ce->dev, rctx->pad, rctx->pad_len,
+ DMA_TO_DEVICE);
+ cet->t_src[i].addr = desc_addr_val_le32(ce, rctx->addr_pad);
cet->t_src[i].len = cpu_to_le32(j);
- if (dma_mapping_error(ce->dev, addr_pad)) {
+ if (dma_mapping_error(ce->dev, rctx->addr_pad)) {
dev_err(ce->dev, "DMA error on padding SG\n");
err = -EINVAL;
goto err_unmap_result;
@@ -446,29 +427,59 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
else
cet->t_dlen = cpu_to_le32(areq->nbytes / 4 + j);
- chan->timeout = areq->nbytes;
-
- err = sun8i_ce_run_task(ce, flow, crypto_ahash_alg_name(tfm));
-
- dma_unmap_single(ce->dev, addr_pad, j * 4, DMA_TO_DEVICE);
+ return 0;
err_unmap_result:
- dma_unmap_single(ce->dev, addr_res, digestsize, DMA_FROM_DEVICE);
- if (!err)
- memcpy(areq->result, result, crypto_ahash_digestsize(tfm));
+ dma_unmap_single(ce->dev, rctx->addr_res, rctx->result_len,
+ DMA_FROM_DEVICE);
err_unmap_src:
- dma_unmap_sg(ce->dev, areq->src, ns, DMA_TO_DEVICE);
+ dma_unmap_sg(ce->dev, areq->src, rctx->nr_sgs, DMA_TO_DEVICE);
-err_free_result:
- kfree(result);
+err_out:
+ return err;
+}
-err_free_buf:
- kfree(buf);
+static void sun8i_ce_hash_unprepare(struct ahash_request *areq,
+ struct ce_task *cet)
+{
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
+ struct sun8i_ce_hash_tfm_ctx *ctx = crypto_ahash_ctx(tfm);
+ struct sun8i_ce_dev *ce = ctx->ce;
+
+ dma_unmap_single(ce->dev, rctx->addr_pad, rctx->pad_len, DMA_TO_DEVICE);
+ dma_unmap_single(ce->dev, rctx->addr_res, rctx->result_len,
+ DMA_FROM_DEVICE);
+ dma_unmap_sg(ce->dev, areq->src, rctx->nr_sgs, DMA_TO_DEVICE);
+}
+
+int sun8i_ce_hash_run(struct crypto_engine *engine, void *async_req)
+{
+ struct ahash_request *areq = ahash_request_cast(async_req);
+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
+ struct sun8i_ce_hash_tfm_ctx *ctx = crypto_ahash_ctx(tfm);
+ struct sun8i_ce_hash_reqctx *rctx = ahash_request_ctx_dma(areq);
+ struct sun8i_ce_dev *ce = ctx->ce;
+ struct sun8i_ce_flow *chan;
+ int err;
+
+ chan = &ce->chanlist[rctx->flow];
+
+ err = sun8i_ce_hash_prepare(areq, chan->tl);
+ if (err)
+ return err;
+
+ err = sun8i_ce_run_task(ce, rctx->flow, crypto_ahash_alg_name(tfm));
+
+ sun8i_ce_hash_unprepare(areq, chan->tl);
+
+ if (!err)
+ memcpy(areq->result, rctx->result,
+ crypto_ahash_digestsize(tfm));
-err_out:
local_bh_disable();
- crypto_finalize_hash_request(engine, breq, err);
+ crypto_finalize_hash_request(engine, async_req, err);
local_bh_enable();
return 0;
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-prng.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-prng.c
index 762459867b6c..d0a1ac66738b 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-prng.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-prng.c
@@ -137,7 +137,6 @@ int sun8i_ce_prng_generate(struct crypto_rng *tfm, const u8 *src,
cet->t_dst[0].addr = desc_addr_val_le32(ce, dma_dst);
cet->t_dst[0].len = cpu_to_le32(todo / 4);
- ce->chanlist[flow].timeout = 2000;
err = sun8i_ce_run_task(ce, 3, "PRNG");
mutex_unlock(&ce->rnglock);
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-trng.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-trng.c
index e1e8bc15202e..244529bf0616 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-trng.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-trng.c
@@ -79,7 +79,6 @@ static int sun8i_ce_trng_read(struct hwrng *rng, void *data, size_t max, bool wa
cet->t_dst[0].addr = desc_addr_val_le32(ce, dma_dst);
cet->t_dst[0].len = cpu_to_le32(todo / 4);
- ce->chanlist[flow].timeout = todo;
err = sun8i_ce_run_task(ce, 3, "TRNG");
mutex_unlock(&ce->rnglock);
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
index 0f9a89067016..71f5a0cd3d45 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
@@ -106,9 +106,13 @@
#define MAX_SG 8
#define CE_MAX_CLOCKS 4
+#define CE_DMA_TIMEOUT_MS 3000
#define MAXFLOW 4
+#define CE_MAX_HASH_DIGEST_SIZE SHA512_DIGEST_SIZE
+#define CE_MAX_HASH_BLOCK_SIZE SHA512_BLOCK_SIZE
+
/*
* struct ce_clock - Describe clocks used by sun8i-ce
* @name: Name of clock needed by this variant
@@ -187,8 +191,6 @@ struct ce_task {
* @status: set to 1 by interrupt if task is done
* @t_phy: Physical address of task
* @tl: pointer to the current ce_task for this flow
- * @backup_iv: buffer which contain the next IV to store
- * @bounce_iv: buffer which contain the IV
* @stat_req: number of request done by this flow
*/
struct sun8i_ce_flow {
@@ -196,10 +198,7 @@ struct sun8i_ce_flow {
struct completion complete;
int status;
dma_addr_t t_phy;
- int timeout;
struct ce_task *tl;
- void *backup_iv;
- void *bounce_iv;
#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG
unsigned long stat_req;
#endif
@@ -264,6 +263,8 @@ static inline __le32 desc_addr_val_le32(struct sun8i_ce_dev *dev,
* @nr_sgd: The number of destination SG (as given by dma_map_sg())
* @addr_iv: The IV addr returned by dma_map_single, need to unmap later
* @addr_key: The key addr returned by dma_map_single, need to unmap later
+ * @bounce_iv: Current IV buffer
+ * @backup_iv: Next IV buffer
* @fallback_req: request struct for invoking the fallback skcipher TFM
*/
struct sun8i_cipher_req_ctx {
@@ -273,6 +274,8 @@ struct sun8i_cipher_req_ctx {
int nr_sgd;
dma_addr_t addr_iv;
dma_addr_t addr_key;
+ u8 bounce_iv[AES_BLOCK_SIZE] __aligned(sizeof(u32));
+ u8 backup_iv[AES_BLOCK_SIZE];
struct skcipher_request fallback_req; // keep at the end
};
@@ -304,9 +307,23 @@ struct sun8i_ce_hash_tfm_ctx {
* struct sun8i_ce_hash_reqctx - context for an ahash request
* @fallback_req: pre-allocated fallback request
* @flow: the flow to use for this request
+ * @nr_sgs: number of entries in the source scatterlist
+ * @result_len: result length in bytes
+ * @pad_len: padding length in bytes
+ * @addr_res: DMA address of the result buffer, returned by dma_map_single()
+ * @addr_pad: DMA address of the padding buffer, returned by dma_map_single()
+ * @result: per-request result buffer
+ * @pad: per-request padding buffer (up to 2 blocks)
*/
struct sun8i_ce_hash_reqctx {
int flow;
+ int nr_sgs;
+ size_t result_len;
+ size_t pad_len;
+ dma_addr_t addr_res;
+ dma_addr_t addr_pad;
+ u8 result[CE_MAX_HASH_DIGEST_SIZE] __aligned(CRYPTO_DMA_ALIGN);
+ u8 pad[2 * CE_MAX_HASH_BLOCK_SIZE];
struct ahash_request fallback_req; // keep at the end
};
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
index 8bc08089f044..36a1ebca2e70 100644
--- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
+++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
@@ -502,6 +502,7 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq)
algt = container_of(alg, struct sun8i_ss_alg_template, alg.hash.base);
ss = algt->ss;
+ j = 0;
digestsize = crypto_ahash_digestsize(tfm);
if (digestsize == SHA224_DIGEST_SIZE)
@@ -536,7 +537,6 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq)
goto err_dma_result;
}
- j = 0;
len = areq->nbytes;
sg = areq->src;
i = 0;
diff --git a/drivers/crypto/aspeed/aspeed-acry.c b/drivers/crypto/aspeed/aspeed-acry.c
index 8d1c79aaca07..5993bcba9716 100644
--- a/drivers/crypto/aspeed/aspeed-acry.c
+++ b/drivers/crypto/aspeed/aspeed-acry.c
@@ -787,7 +787,6 @@ static int aspeed_acry_probe(struct platform_device *pdev)
err_engine_rsa_start:
crypto_engine_exit(acry_dev->crypt_engine_rsa);
clk_exit:
- clk_disable_unprepare(acry_dev->clk);
return rc;
}
@@ -799,7 +798,6 @@ static void aspeed_acry_remove(struct platform_device *pdev)
aspeed_acry_unregister(acry_dev);
crypto_engine_exit(acry_dev->crypt_engine_rsa);
tasklet_kill(&acry_dev->done_task);
- clk_disable_unprepare(acry_dev->clk);
}
MODULE_DEVICE_TABLE(of, aspeed_acry_of_matches);
diff --git a/drivers/crypto/aspeed/aspeed-hace-crypto.c b/drivers/crypto/aspeed/aspeed-hace-crypto.c
index a72dfebc53ff..fa201dae1f81 100644
--- a/drivers/crypto/aspeed/aspeed-hace-crypto.c
+++ b/drivers/crypto/aspeed/aspeed-hace-crypto.c
@@ -346,7 +346,7 @@ free_req:
} else {
dma_unmap_sg(hace_dev->dev, req->dst, rctx->dst_nents,
- DMA_TO_DEVICE);
+ DMA_FROM_DEVICE);
dma_unmap_sg(hace_dev->dev, req->src, rctx->src_nents,
DMA_TO_DEVICE);
}
diff --git a/drivers/crypto/atmel-i2c.c b/drivers/crypto/atmel-i2c.c
index a895e4289efa..9688d116d07e 100644
--- a/drivers/crypto/atmel-i2c.c
+++ b/drivers/crypto/atmel-i2c.c
@@ -402,7 +402,7 @@ EXPORT_SYMBOL(atmel_i2c_probe);
static int __init atmel_i2c_init(void)
{
- atmel_wq = alloc_workqueue("atmel_wq", 0, 0);
+ atmel_wq = alloc_workqueue("atmel_wq", WQ_PERCPU, 0);
return atmel_wq ? 0 : -ENOMEM;
}
diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c
index 098f5532f389..3b2a92029b16 100644
--- a/drivers/crypto/atmel-tdes.c
+++ b/drivers/crypto/atmel-tdes.c
@@ -512,7 +512,7 @@ static int atmel_tdes_crypt_start(struct atmel_tdes_dev *dd)
if (err && (dd->flags & TDES_FLAGS_FAST)) {
dma_unmap_sg(dd->dev, dd->in_sg, 1, DMA_TO_DEVICE);
- dma_unmap_sg(dd->dev, dd->out_sg, 1, DMA_TO_DEVICE);
+ dma_unmap_sg(dd->dev, dd->out_sg, 1, DMA_FROM_DEVICE);
}
return err;
diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c
index 75ee065da1ec..b04d6379244a 100644
--- a/drivers/crypto/axis/artpec6_crypto.c
+++ b/drivers/crypto/axis/artpec6_crypto.c
@@ -252,7 +252,7 @@ struct artpec6_crypto_dma_descriptors {
};
enum artpec6_crypto_variant {
- ARTPEC6_CRYPTO,
+ ARTPEC6_CRYPTO = 1,
ARTPEC7_CRYPTO,
};
@@ -2842,7 +2842,6 @@ MODULE_DEVICE_TABLE(of, artpec6_crypto_of_match);
static int artpec6_crypto_probe(struct platform_device *pdev)
{
- const struct of_device_id *match;
enum artpec6_crypto_variant variant;
struct artpec6_crypto *ac;
struct device *dev = &pdev->dev;
@@ -2853,12 +2852,10 @@ static int artpec6_crypto_probe(struct platform_device *pdev)
if (artpec6_crypto_dev)
return -ENODEV;
- match = of_match_node(artpec6_crypto_of_match, dev->of_node);
- if (!match)
+ variant = (enum artpec6_crypto_variant)of_device_get_match_data(dev);
+ if (!variant)
return -EINVAL;
- variant = (enum artpec6_crypto_variant)match->data;
-
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);
diff --git a/drivers/crypto/caam/blob_gen.c b/drivers/crypto/caam/blob_gen.c
index 079a22cc9f02..c18dbac56493 100644
--- a/drivers/crypto/caam/blob_gen.c
+++ b/drivers/crypto/caam/blob_gen.c
@@ -2,13 +2,14 @@
/*
* Copyright (C) 2015 Pengutronix, Steffen Trumtrar <kernel@pengutronix.de>
* Copyright (C) 2021 Pengutronix, Ahmad Fatoum <kernel@pengutronix.de>
- * Copyright 2024 NXP
+ * Copyright 2024-2025 NXP
*/
#define pr_fmt(fmt) "caam blob_gen: " fmt
#include <linux/bitfield.h>
#include <linux/device.h>
+#include <keys/trusted-type.h>
#include <soc/fsl/caam-blob.h>
#include "compat.h"
@@ -60,18 +61,27 @@ static void caam_blob_job_done(struct device *dev, u32 *desc, u32 err, void *con
complete(&res->completion);
}
+static u32 check_caam_state(struct device *jrdev)
+{
+ const struct caam_drv_private *ctrlpriv;
+
+ ctrlpriv = dev_get_drvdata(jrdev->parent);
+ return FIELD_GET(CSTA_MOO, rd_reg32(&ctrlpriv->jr[0]->perfmon.status));
+}
+
int caam_process_blob(struct caam_blob_priv *priv,
struct caam_blob_info *info, bool encap)
{
- const struct caam_drv_private *ctrlpriv;
struct caam_blob_job_result testres;
struct device *jrdev = &priv->jrdev;
dma_addr_t dma_in, dma_out;
int op = OP_PCLID_BLOB;
+ int hwbk_caam_ovhd = 0;
size_t output_len;
u32 *desc;
u32 moo;
int ret;
+ int len;
if (info->key_mod_len > CAAM_BLOB_KEYMOD_LENGTH)
return -EINVAL;
@@ -82,14 +92,29 @@ int caam_process_blob(struct caam_blob_priv *priv,
} else {
op |= OP_TYPE_DECAP_PROTOCOL;
output_len = info->input_len - CAAM_BLOB_OVERHEAD;
+ info->output_len = output_len;
+ }
+
+ if (encap && info->pkey_info.is_pkey) {
+ op |= OP_PCL_BLOB_BLACK;
+ if (info->pkey_info.key_enc_algo == CAAM_ENC_ALGO_CCM) {
+ op |= OP_PCL_BLOB_EKT;
+ hwbk_caam_ovhd = CAAM_CCM_OVERHEAD;
+ }
+ if ((info->input_len + hwbk_caam_ovhd) > MAX_KEY_SIZE)
+ return -EINVAL;
+
+ len = info->input_len + hwbk_caam_ovhd;
+ } else {
+ len = info->input_len;
}
desc = kzalloc(CAAM_BLOB_DESC_BYTES_MAX, GFP_KERNEL);
if (!desc)
return -ENOMEM;
- dma_in = dma_map_single(jrdev, info->input, info->input_len,
- DMA_TO_DEVICE);
+ dma_in = dma_map_single(jrdev, info->input, len,
+ encap ? DMA_BIDIRECTIONAL : DMA_TO_DEVICE);
if (dma_mapping_error(jrdev, dma_in)) {
dev_err(jrdev, "unable to map input DMA buffer\n");
ret = -ENOMEM;
@@ -104,8 +129,7 @@ int caam_process_blob(struct caam_blob_priv *priv,
goto out_unmap_in;
}
- ctrlpriv = dev_get_drvdata(jrdev->parent);
- moo = FIELD_GET(CSTA_MOO, rd_reg32(&ctrlpriv->jr[0]->perfmon.status));
+ moo = check_caam_state(jrdev);
if (moo != CSTA_MOO_SECURE && moo != CSTA_MOO_TRUSTED)
dev_warn(jrdev,
"using insecure test key, enable HAB to use unique device key!\n");
@@ -117,18 +141,48 @@ int caam_process_blob(struct caam_blob_priv *priv,
* Class 1 Context DWords 0+1+2+3. The random BK is stored in the
* Class 1 Key Register. Operation Mode is set to AES-CCM.
*/
-
init_job_desc(desc, 0);
+
+ if (encap && info->pkey_info.is_pkey) {
+ /*!1. key command used to load class 1 key register
+ * from input plain key.
+ */
+ append_key(desc, dma_in, info->input_len,
+ CLASS_1 | KEY_DEST_CLASS_REG);
+ /*!2. Fifostore to store protected key from class 1 key register. */
+ if (info->pkey_info.key_enc_algo == CAAM_ENC_ALGO_CCM) {
+ append_fifo_store(desc, dma_in, info->input_len,
+ LDST_CLASS_1_CCB |
+ FIFOST_TYPE_KEY_CCM_JKEK);
+ } else {
+ append_fifo_store(desc, dma_in, info->input_len,
+ LDST_CLASS_1_CCB |
+ FIFOST_TYPE_KEY_KEK);
+ }
+ /*
+ * JUMP_OFFSET specifies the offset of the JUMP target from
+ * the JUMP command's address in the descriptor buffer.
+ */
+ append_jump(desc, JUMP_COND_NOP | BIT(0) << JUMP_OFFSET_SHIFT);
+ }
+
+ /*!3. Load class 2 key with key modifier. */
append_key_as_imm(desc, info->key_mod, info->key_mod_len,
- info->key_mod_len, CLASS_2 | KEY_DEST_CLASS_REG);
- append_seq_in_ptr_intlen(desc, dma_in, info->input_len, 0);
- append_seq_out_ptr_intlen(desc, dma_out, output_len, 0);
+ info->key_mod_len, CLASS_2 | KEY_DEST_CLASS_REG);
+
+ /*!4. SEQ IN PTR Command. */
+ append_seq_in_ptr(desc, dma_in, info->input_len, 0);
+
+ /*!5. SEQ OUT PTR Command. */
+ append_seq_out_ptr(desc, dma_out, output_len, 0);
+
+ /*!6. Blob encapsulation/decapsulation PROTOCOL Command. */
append_operation(desc, op);
- print_hex_dump_debug("data@"__stringify(__LINE__)": ",
+ print_hex_dump_debug("data@" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 1, info->input,
- info->input_len, false);
- print_hex_dump_debug("jobdesc@"__stringify(__LINE__)": ",
+ len, false);
+ print_hex_dump_debug("jobdesc@" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 1, desc,
desc_bytes(desc), false);
@@ -139,7 +193,7 @@ int caam_process_blob(struct caam_blob_priv *priv,
if (ret == -EINPROGRESS) {
wait_for_completion(&testres.completion);
ret = testres.err;
- print_hex_dump_debug("output@"__stringify(__LINE__)": ",
+ print_hex_dump_debug("output@" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 1, info->output,
output_len, false);
}
@@ -149,10 +203,10 @@ int caam_process_blob(struct caam_blob_priv *priv,
dma_unmap_single(jrdev, dma_out, output_len, DMA_FROM_DEVICE);
out_unmap_in:
- dma_unmap_single(jrdev, dma_in, info->input_len, DMA_TO_DEVICE);
+ dma_unmap_single(jrdev, dma_in, len,
+ encap ? DMA_BIDIRECTIONAL : DMA_TO_DEVICE);
out_free:
kfree(desc);
-
return ret;
}
EXPORT_SYMBOL(caam_process_blob);
diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index 2cfb1b8d8c7c..32a6e6e15ee2 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -3,7 +3,7 @@
* caam - Freescale FSL CAAM support for crypto API
*
* Copyright 2008-2011 Freescale Semiconductor, Inc.
- * Copyright 2016-2019, 2023 NXP
+ * Copyright 2016-2019, 2023, 2025 NXP
*
* Based on talitos crypto API driver.
*
@@ -61,13 +61,16 @@
#include <crypto/internal/engine.h>
#include <crypto/internal/skcipher.h>
#include <crypto/xts.h>
+#include <keys/trusted-type.h>
#include <linux/dma-mapping.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/key-type.h>
#include <linux/slab.h>
#include <linux/string.h>
+#include <soc/fsl/caam-blob.h>
/*
* crypto alg
@@ -119,12 +122,15 @@ struct caam_ctx {
dma_addr_t sh_desc_enc_dma;
dma_addr_t sh_desc_dec_dma;
dma_addr_t key_dma;
+ u8 protected_key[CAAM_MAX_KEY_SIZE];
+ dma_addr_t protected_key_dma;
enum dma_data_direction dir;
struct device *jrdev;
struct alginfo adata;
struct alginfo cdata;
unsigned int authsize;
bool xts_key_fallback;
+ bool is_blob;
struct crypto_skcipher *fallback;
};
@@ -751,9 +757,14 @@ static int skcipher_setkey(struct crypto_skcipher *skcipher, const u8 *key,
print_hex_dump_debug("key in @"__stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
+ /* Here keylen is actual key length */
ctx->cdata.keylen = keylen;
ctx->cdata.key_virt = key;
ctx->cdata.key_inline = true;
+ /* Here protected key len is plain key length */
+ ctx->cdata.plain_keylen = keylen;
+ ctx->cdata.key_cmd_opt = 0;
+
/* skcipher_encrypt shared descriptor */
desc = ctx->sh_desc_enc;
@@ -772,6 +783,62 @@ static int skcipher_setkey(struct crypto_skcipher *skcipher, const u8 *key,
return 0;
}
+static int paes_skcipher_setkey(struct crypto_skcipher *skcipher,
+ const u8 *key,
+ unsigned int keylen)
+{
+ struct caam_pkey_info *pkey_info = (struct caam_pkey_info *)key;
+ struct caam_ctx *ctx = crypto_skcipher_ctx_dma(skcipher);
+ struct device *jrdev = ctx->jrdev;
+ int err;
+
+ ctx->cdata.key_inline = false;
+
+ keylen = keylen - CAAM_PKEY_HEADER;
+
+ /* Retrieve the length of key */
+ ctx->cdata.plain_keylen = pkey_info->plain_key_sz;
+
+ /* Retrieve the length of blob*/
+ ctx->cdata.keylen = keylen;
+
+ /* Retrieve the address of the blob */
+ ctx->cdata.key_virt = pkey_info->key_buf;
+
+ /* Validate key length for AES algorithms */
+ err = aes_check_keylen(ctx->cdata.plain_keylen);
+ if (err) {
+ dev_err(jrdev, "bad key length\n");
+ return err;
+ }
+
+ /* set command option */
+ ctx->cdata.key_cmd_opt |= KEY_ENC;
+
+ /* check if the Protected-Key is CCM key */
+ if (pkey_info->key_enc_algo == CAAM_ENC_ALGO_CCM)
+ ctx->cdata.key_cmd_opt |= KEY_EKT;
+
+ memcpy(ctx->key, ctx->cdata.key_virt, keylen);
+ dma_sync_single_for_device(jrdev, ctx->key_dma, keylen, DMA_TO_DEVICE);
+ ctx->cdata.key_dma = ctx->key_dma;
+
+ if (pkey_info->key_enc_algo == CAAM_ENC_ALGO_CCM)
+ ctx->protected_key_dma = dma_map_single(jrdev, ctx->protected_key,
+ ctx->cdata.plain_keylen +
+ CAAM_CCM_OVERHEAD,
+ DMA_FROM_DEVICE);
+ else
+ ctx->protected_key_dma = dma_map_single(jrdev, ctx->protected_key,
+ ctx->cdata.plain_keylen,
+ DMA_FROM_DEVICE);
+
+ ctx->cdata.protected_key_dma = ctx->protected_key_dma;
+ ctx->is_blob = true;
+
+ return 0;
+}
+
static int aes_skcipher_setkey(struct crypto_skcipher *skcipher,
const u8 *key, unsigned int keylen)
{
@@ -1254,7 +1321,9 @@ static void init_skcipher_job(struct skcipher_request *req,
struct caam_ctx *ctx = crypto_skcipher_ctx_dma(skcipher);
struct device *jrdev = ctx->jrdev;
int ivsize = crypto_skcipher_ivsize(skcipher);
- u32 *desc = edesc->hw_desc;
+ u32 *desc = !ctx->is_blob ? edesc->hw_desc :
+ (u32 *)((u8 *)edesc->hw_desc + CAAM_DESC_BYTES_MAX);
+ dma_addr_t desc_dma;
u32 *sh_desc;
u32 in_options = 0, out_options = 0;
dma_addr_t src_dma, dst_dma, ptr;
@@ -1269,11 +1338,6 @@ static void init_skcipher_job(struct skcipher_request *req,
DUMP_PREFIX_ADDRESS, 16, 4, req->src,
edesc->src_nents > 1 ? 100 : req->cryptlen, 1);
- sh_desc = encrypt ? ctx->sh_desc_enc : ctx->sh_desc_dec;
- ptr = encrypt ? ctx->sh_desc_enc_dma : ctx->sh_desc_dec_dma;
-
- len = desc_len(sh_desc);
- init_job_desc_shared(desc, ptr, len, HDR_SHARE_DEFER | HDR_REVERSE);
if (ivsize || edesc->mapped_src_nents > 1) {
src_dma = edesc->sec4_sg_dma;
@@ -1283,8 +1347,6 @@ static void init_skcipher_job(struct skcipher_request *req,
src_dma = sg_dma_address(req->src);
}
- append_seq_in_ptr(desc, src_dma, req->cryptlen + ivsize, in_options);
-
if (likely(req->src == req->dst)) {
dst_dma = src_dma + !!ivsize * sizeof(struct sec4_sg_entry);
out_options = in_options;
@@ -1296,7 +1358,25 @@ static void init_skcipher_job(struct skcipher_request *req,
out_options = LDST_SGF;
}
- append_seq_out_ptr(desc, dst_dma, req->cryptlen + ivsize, out_options);
+ if (ctx->is_blob) {
+ cnstr_desc_skcipher_enc_dec(desc, &ctx->cdata,
+ src_dma, dst_dma, req->cryptlen + ivsize,
+ in_options, out_options,
+ ivsize, encrypt);
+
+ desc_dma = dma_map_single(jrdev, desc, desc_bytes(desc), DMA_TO_DEVICE);
+
+ cnstr_desc_protected_blob_decap(edesc->hw_desc, &ctx->cdata, desc_dma);
+ } else {
+ sh_desc = encrypt ? ctx->sh_desc_enc : ctx->sh_desc_dec;
+ ptr = encrypt ? ctx->sh_desc_enc_dma : ctx->sh_desc_dec_dma;
+
+ len = desc_len(sh_desc);
+ init_job_desc_shared(desc, ptr, len, HDR_SHARE_DEFER | HDR_REVERSE);
+ append_seq_in_ptr(desc, src_dma, req->cryptlen + ivsize, in_options);
+
+ append_seq_out_ptr(desc, dst_dma, req->cryptlen + ivsize, out_options);
+ }
}
/*
@@ -1817,6 +1897,7 @@ static inline int skcipher_crypt(struct skcipher_request *req, bool encrypt)
struct caam_drv_private *ctrlpriv = dev_get_drvdata(jrdev->parent);
u32 *desc;
int ret = 0;
+ int len;
/*
* XTS is expected to return an error even for input length = 0
@@ -1842,8 +1923,12 @@ static inline int skcipher_crypt(struct skcipher_request *req, bool encrypt)
crypto_skcipher_decrypt(&rctx->fallback_req);
}
+ len = DESC_JOB_IO_LEN * CAAM_CMD_SZ;
+ if (ctx->is_blob)
+ len += CAAM_DESC_BYTES_MAX;
+
/* allocate extended descriptor */
- edesc = skcipher_edesc_alloc(req, DESC_JOB_IO_LEN * CAAM_CMD_SZ);
+ edesc = skcipher_edesc_alloc(req, len);
if (IS_ERR(edesc))
return PTR_ERR(edesc);
@@ -1888,6 +1973,27 @@ static struct caam_skcipher_alg driver_algs[] = {
{
.skcipher.base = {
.base = {
+ .cra_name = "cbc(paes)",
+ .cra_driver_name = "cbc-paes-caam",
+ .cra_blocksize = AES_BLOCK_SIZE,
+ },
+ .setkey = paes_skcipher_setkey,
+ .encrypt = skcipher_encrypt,
+ .decrypt = skcipher_decrypt,
+ .min_keysize = AES_MIN_KEY_SIZE + CAAM_BLOB_OVERHEAD +
+ CAAM_PKEY_HEADER,
+ .max_keysize = AES_MAX_KEY_SIZE + CAAM_BLOB_OVERHEAD +
+ CAAM_PKEY_HEADER,
+ .ivsize = AES_BLOCK_SIZE,
+ },
+ .skcipher.op = {
+ .do_one_request = skcipher_do_one_req,
+ },
+ .caam.class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_CBC,
+ },
+ {
+ .skcipher.base = {
+ .base = {
.cra_name = "cbc(aes)",
.cra_driver_name = "cbc-aes-caam",
.cra_blocksize = AES_BLOCK_SIZE,
diff --git a/drivers/crypto/caam/caamalg_desc.c b/drivers/crypto/caam/caamalg_desc.c
index 7571e1ac913b..04c1105eb1f5 100644
--- a/drivers/crypto/caam/caamalg_desc.c
+++ b/drivers/crypto/caam/caamalg_desc.c
@@ -2,12 +2,13 @@
/*
* Shared descriptors for aead, skcipher algorithms
*
- * Copyright 2016-2019 NXP
+ * Copyright 2016-2019, 2025 NXP
*/
#include "compat.h"
#include "desc_constr.h"
#include "caamalg_desc.h"
+#include <soc/fsl/caam-blob.h>
/*
* For aead functions, read payload and write payload,
@@ -1364,6 +1365,84 @@ static inline void skcipher_append_src_dst(u32 *desc)
append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | KEY_VLF);
}
+void cnstr_desc_skcipher_enc_dec(u32 * const desc, struct alginfo *cdata,
+ dma_addr_t src, dma_addr_t dst, unsigned int data_sz,
+ unsigned int in_options, unsigned int out_options,
+ unsigned int ivsize, const bool encrypt)
+{
+ u32 options = cdata->algtype | OP_ALG_AS_INIT;
+
+ if (encrypt)
+ options |= OP_ALG_ENCRYPT;
+ else
+ options |= OP_ALG_DECRYPT;
+
+ init_job_desc(desc, 0);
+
+ append_jump(desc, JUMP_JSL | JUMP_TYPE_LOCAL |
+ JUMP_COND_NOP | JUMP_TEST_ALL | 1);
+
+ append_key(desc, cdata->protected_key_dma, cdata->plain_keylen,
+ CLASS_1 | KEY_DEST_CLASS_REG | cdata->key_cmd_opt);
+
+ append_seq_in_ptr(desc, src, data_sz, in_options);
+
+ append_seq_out_ptr(desc, dst, data_sz, out_options);
+
+ /* Load IV, if there is one */
+ if (ivsize)
+ append_seq_load(desc, ivsize, LDST_SRCDST_BYTE_CONTEXT |
+ LDST_CLASS_1_CCB);
+
+ append_operation(desc, options);
+
+ skcipher_append_src_dst(desc);
+
+ /* Store IV */
+ if (ivsize)
+ append_seq_store(desc, ivsize, LDST_SRCDST_BYTE_CONTEXT |
+ LDST_CLASS_1_CCB);
+
+ print_hex_dump_debug("skcipher_enc_dec job desc@" __stringify(__LINE__)": ",
+ DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc),
+ 1);
+}
+EXPORT_SYMBOL(cnstr_desc_skcipher_enc_dec);
+
+void cnstr_desc_protected_blob_decap(u32 * const desc, struct alginfo *cdata,
+ dma_addr_t next_desc_addr)
+{
+ u32 protected_store;
+
+ init_job_desc(desc, 0);
+
+ /* Load key modifier */
+ append_load_as_imm(desc, KEYMOD, sizeof(KEYMOD) - 1,
+ LDST_CLASS_2_CCB | LDST_SRCDST_BYTE_KEY);
+
+ append_seq_in_ptr_intlen(desc, cdata->key_dma,
+ cdata->plain_keylen + CAAM_BLOB_OVERHEAD, 0);
+
+ append_seq_out_ptr_intlen(desc, cdata->protected_key_dma,
+ cdata->plain_keylen, 0);
+
+ protected_store = OP_PCLID_BLOB | OP_PCL_BLOB_BLACK;
+ if ((cdata->key_cmd_opt >> KEY_EKT_OFFSET) & 1)
+ protected_store |= OP_PCL_BLOB_EKT;
+
+ append_operation(desc, OP_TYPE_DECAP_PROTOCOL | protected_store);
+
+ if (next_desc_addr) {
+ append_jump(desc, JUMP_TYPE_NONLOCAL | JUMP_TEST_ALL);
+ append_ptr(desc, next_desc_addr);
+ }
+
+ print_hex_dump_debug("protected blob decap job desc@" __stringify(__LINE__) ":",
+ DUMP_PREFIX_ADDRESS, 16, 4, desc,
+ desc_bytes(desc), 1);
+}
+EXPORT_SYMBOL(cnstr_desc_protected_blob_decap);
+
/**
* cnstr_shdsc_skcipher_encap - skcipher encapsulation shared descriptor
* @desc: pointer to buffer used for descriptor construction
@@ -1391,7 +1470,8 @@ void cnstr_shdsc_skcipher_encap(u32 * const desc, struct alginfo *cdata,
/* Load class1 key only */
append_key_as_imm(desc, cdata->key_virt, cdata->keylen,
- cdata->keylen, CLASS_1 | KEY_DEST_CLASS_REG);
+ cdata->plain_keylen, CLASS_1 | KEY_DEST_CLASS_REG
+ | cdata->key_cmd_opt);
/* Load nonce into CONTEXT1 reg */
if (is_rfc3686) {
@@ -1466,7 +1546,8 @@ void cnstr_shdsc_skcipher_decap(u32 * const desc, struct alginfo *cdata,
/* Load class1 key only */
append_key_as_imm(desc, cdata->key_virt, cdata->keylen,
- cdata->keylen, CLASS_1 | KEY_DEST_CLASS_REG);
+ cdata->plain_keylen, CLASS_1 | KEY_DEST_CLASS_REG
+ | cdata->key_cmd_opt);
/* Load nonce into CONTEXT1 reg */
if (is_rfc3686) {
diff --git a/drivers/crypto/caam/caamalg_desc.h b/drivers/crypto/caam/caamalg_desc.h
index f2893393ba5e..323490a4a756 100644
--- a/drivers/crypto/caam/caamalg_desc.h
+++ b/drivers/crypto/caam/caamalg_desc.h
@@ -2,7 +2,7 @@
/*
* Shared descriptors for aead, skcipher algorithms
*
- * Copyright 2016 NXP
+ * Copyright 2016, 2025 NXP
*/
#ifndef _CAAMALG_DESC_H_
@@ -48,6 +48,9 @@
#define DESC_SKCIPHER_DEC_LEN (DESC_SKCIPHER_BASE + \
16 * CAAM_CMD_SZ)
+/* Key modifier for CAAM Protected blobs */
+#define KEYMOD "SECURE_KEY"
+
void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,
unsigned int icvsize, int era);
@@ -113,4 +116,12 @@ void cnstr_shdsc_xts_skcipher_encap(u32 * const desc, struct alginfo *cdata);
void cnstr_shdsc_xts_skcipher_decap(u32 * const desc, struct alginfo *cdata);
+void cnstr_desc_protected_blob_decap(u32 * const desc, struct alginfo *cdata,
+ dma_addr_t next_desc);
+
+void cnstr_desc_skcipher_enc_dec(u32 * const desc, struct alginfo *cdata,
+ dma_addr_t src, dma_addr_t dst, unsigned int data_sz,
+ unsigned int in_options, unsigned int out_options,
+ unsigned int ivsize, const bool encrypt);
+
#endif /* _CAAMALG_DESC_H_ */
diff --git a/drivers/crypto/caam/caamrng.c b/drivers/crypto/caam/caamrng.c
index b3d14a7f4dd1..0eb43c862516 100644
--- a/drivers/crypto/caam/caamrng.c
+++ b/drivers/crypto/caam/caamrng.c
@@ -181,7 +181,9 @@ static inline void test_len(struct hwrng *rng, size_t len, bool wait)
struct device *dev = ctx->ctrldev;
buf = kcalloc(CAAM_RNG_MAX_FIFO_STORE_SIZE, sizeof(u8), GFP_KERNEL);
-
+ if (!buf) {
+ return;
+ }
while (len > 0) {
read_len = rng->read(rng, buf, len, wait);
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index a93be395c878..320be5d77737 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -592,9 +592,9 @@ static int init_clocks(struct device *dev, const struct caam_imx_data *data)
int ret;
ctrlpriv->num_clks = data->num_clks;
- ctrlpriv->clks = devm_kmemdup(dev, data->clks,
- data->num_clks * sizeof(data->clks[0]),
- GFP_KERNEL);
+ ctrlpriv->clks = devm_kmemdup_array(dev, data->clks,
+ data->num_clks, sizeof(*data->clks),
+ GFP_KERNEL);
if (!ctrlpriv->clks)
return -ENOMEM;
@@ -703,12 +703,12 @@ static int caam_ctrl_rng_init(struct device *dev)
*/
if (needs_entropy_delay_adjustment())
ent_delay = 12000;
- if (!(ctrlpriv->rng4_sh_init || inst_handles)) {
+ if (!inst_handles) {
dev_info(dev,
"Entropy delay = %u\n",
ent_delay);
kick_trng(dev, ent_delay);
- ent_delay += 400;
+ ent_delay = ent_delay * 2;
}
/*
* if instantiate_rng(...) fails, the loop will rerun
diff --git a/drivers/crypto/caam/desc.h b/drivers/crypto/caam/desc.h
index e13470901586..c28e94fcb8c7 100644
--- a/drivers/crypto/caam/desc.h
+++ b/drivers/crypto/caam/desc.h
@@ -4,7 +4,7 @@
* Definitions to support CAAM descriptor instruction generation
*
* Copyright 2008-2011 Freescale Semiconductor, Inc.
- * Copyright 2018 NXP
+ * Copyright 2018, 2025 NXP
*/
#ifndef DESC_H
@@ -162,6 +162,7 @@
* Enhanced Encryption of Key
*/
#define KEY_EKT 0x00100000
+#define KEY_EKT_OFFSET 20
/*
* Encrypted with Trusted Key
@@ -403,6 +404,7 @@
#define FIFOST_TYPE_PKHA_N (0x08 << FIFOST_TYPE_SHIFT)
#define FIFOST_TYPE_PKHA_A (0x0c << FIFOST_TYPE_SHIFT)
#define FIFOST_TYPE_PKHA_B (0x0d << FIFOST_TYPE_SHIFT)
+#define FIFOST_TYPE_KEY_CCM_JKEK (0x14 << FIFOST_TYPE_SHIFT)
#define FIFOST_TYPE_AF_SBOX_JKEK (0x20 << FIFOST_TYPE_SHIFT)
#define FIFOST_TYPE_AF_SBOX_TKEK (0x21 << FIFOST_TYPE_SHIFT)
#define FIFOST_TYPE_PKHA_E_JKEK (0x22 << FIFOST_TYPE_SHIFT)
@@ -1001,6 +1003,11 @@
#define OP_PCL_TLS12_AES_256_CBC_SHA384 0xff63
#define OP_PCL_TLS12_AES_256_CBC_SHA512 0xff65
+/* Blob protocol protinfo bits */
+
+#define OP_PCL_BLOB_BLACK 0x0004
+#define OP_PCL_BLOB_EKT 0x0100
+
/* For DTLS - OP_PCLID_DTLS */
#define OP_PCL_DTLS_AES_128_CBC_SHA 0x002f
diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h
index 824c94d44f94..2a29dd2c9c8a 100644
--- a/drivers/crypto/caam/desc_constr.h
+++ b/drivers/crypto/caam/desc_constr.h
@@ -3,7 +3,7 @@
* caam descriptor construction helper functions
*
* Copyright 2008-2012 Freescale Semiconductor, Inc.
- * Copyright 2019 NXP
+ * Copyright 2019, 2025 NXP
*/
#ifndef DESC_CONSTR_H
@@ -498,17 +498,23 @@ do { \
* @keylen: length of the provided algorithm key, in bytes
* @keylen_pad: padded length of the provided algorithm key, in bytes
* @key_dma: dma (bus) address where algorithm key resides
+ * @protected_key_dma: dma (bus) address where protected key resides
* @key_virt: virtual address where algorithm key resides
* @key_inline: true - key can be inlined in the descriptor; false - key is
* referenced by the descriptor
+ * @plain_keylen: size of the key to be loaded by the CAAM
+ * @key_cmd_opt: optional parameters for KEY command
*/
struct alginfo {
u32 algtype;
unsigned int keylen;
unsigned int keylen_pad;
dma_addr_t key_dma;
+ dma_addr_t protected_key_dma;
const void *key_virt;
bool key_inline;
+ u32 plain_keylen;
+ u32 key_cmd_opt;
};
/**
diff --git a/drivers/crypto/cavium/nitrox/nitrox_mbx.c b/drivers/crypto/cavium/nitrox/nitrox_mbx.c
index d4e06999af9b..a6a76e50ba84 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_mbx.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_mbx.c
@@ -192,7 +192,7 @@ int nitrox_mbox_init(struct nitrox_device *ndev)
}
/* allocate pf2vf response workqueue */
- ndev->iov.pf2vf_wq = alloc_workqueue("nitrox_pf2vf", 0, 0);
+ ndev->iov.pf2vf_wq = alloc_workqueue("nitrox_pf2vf", WQ_PERCPU, 0);
if (!ndev->iov.pf2vf_wq) {
kfree(ndev->iov.vfdev);
ndev->iov.vfdev = NULL;
diff --git a/drivers/crypto/ccp/Kconfig b/drivers/crypto/ccp/Kconfig
index f394e45e11ab..f16a0f611317 100644
--- a/drivers/crypto/ccp/Kconfig
+++ b/drivers/crypto/ccp/Kconfig
@@ -39,6 +39,7 @@ config CRYPTO_DEV_SP_PSP
bool "Platform Security Processor (PSP) device"
default y
depends on CRYPTO_DEV_CCP_DD && X86_64 && AMD_IOMMU
+ select PCI_TSM if PCI
help
Provide support for the AMD Platform Security Processor (PSP).
The PSP is a dedicated processor that provides support for key
diff --git a/drivers/crypto/ccp/Makefile b/drivers/crypto/ccp/Makefile
index 394484929dae..0424e08561ef 100644
--- a/drivers/crypto/ccp/Makefile
+++ b/drivers/crypto/ccp/Makefile
@@ -13,7 +13,12 @@ ccp-$(CONFIG_CRYPTO_DEV_SP_PSP) += psp-dev.o \
tee-dev.o \
platform-access.o \
dbc.o \
- hsti.o
+ hsti.o \
+ sfs.o
+
+ifeq ($(CONFIG_PCI_TSM),y)
+ccp-$(CONFIG_CRYPTO_DEV_SP_PSP) += sev-dev-tsm.o sev-dev-tio.o
+endif
obj-$(CONFIG_CRYPTO_DEV_CCP_CRYPTO) += ccp-crypto.o
ccp-crypto-objs := ccp-crypto-main.o \
diff --git a/drivers/crypto/ccp/ccp-dev.c b/drivers/crypto/ccp/ccp-dev.c
index c531d13d971f..246801912e1a 100644
--- a/drivers/crypto/ccp/ccp-dev.c
+++ b/drivers/crypto/ccp/ccp-dev.c
@@ -507,7 +507,7 @@ int ccp_trng_read(struct hwrng *rng, void *data, size_t max, bool wait)
{
struct ccp_device *ccp = container_of(rng, struct ccp_device, hwrng);
u32 trng_value;
- int len = min_t(int, sizeof(trng_value), max);
+ int len = min(sizeof(trng_value), max);
/* Locking is provided by the caller so we can update device
* hwrng-related fields safely
diff --git a/drivers/crypto/ccp/hsti.c b/drivers/crypto/ccp/hsti.c
index 1b39a4fb55c0..c29c6a9c0f3f 100644
--- a/drivers/crypto/ccp/hsti.c
+++ b/drivers/crypto/ccp/hsti.c
@@ -74,7 +74,7 @@ struct attribute_group psp_security_attr_group = {
.is_visible = psp_security_is_visible,
};
-static int psp_poulate_hsti(struct psp_device *psp)
+static int psp_populate_hsti(struct psp_device *psp)
{
struct hsti_request *req;
int ret;
@@ -84,11 +84,11 @@ static int psp_poulate_hsti(struct psp_device *psp)
return 0;
/* Allocate command-response buffer */
- req = kzalloc(sizeof(*req), GFP_KERNEL | __GFP_ZERO);
+ req = kzalloc(sizeof(*req), GFP_KERNEL);
if (!req)
return -ENOMEM;
- req->header.payload_size = sizeof(req);
+ req->header.payload_size = sizeof(*req);
ret = psp_send_platform_access_msg(PSP_CMD_HSTI_QUERY, (struct psp_request *)req);
if (ret)
@@ -114,7 +114,7 @@ int psp_init_hsti(struct psp_device *psp)
int ret;
if (PSP_FEATURE(psp, HSTI)) {
- ret = psp_poulate_hsti(psp);
+ ret = psp_populate_hsti(psp);
if (ret)
return ret;
}
diff --git a/drivers/crypto/ccp/psp-dev.c b/drivers/crypto/ccp/psp-dev.c
index 1c5a7189631e..9e21da0e298a 100644
--- a/drivers/crypto/ccp/psp-dev.c
+++ b/drivers/crypto/ccp/psp-dev.c
@@ -17,6 +17,7 @@
#include "psp-dev.h"
#include "sev-dev.h"
#include "tee-dev.h"
+#include "sfs.h"
#include "platform-access.h"
#include "dbc.h"
#include "hsti.h"
@@ -182,6 +183,17 @@ static int psp_check_tee_support(struct psp_device *psp)
return 0;
}
+static int psp_check_sfs_support(struct psp_device *psp)
+{
+ /* Check if device supports SFS feature */
+ if (!psp->capability.sfs) {
+ dev_dbg(psp->dev, "psp does not support SFS\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
static int psp_init(struct psp_device *psp)
{
int ret;
@@ -198,6 +210,12 @@ static int psp_init(struct psp_device *psp)
return ret;
}
+ if (!psp_check_sfs_support(psp)) {
+ ret = sfs_dev_init(psp);
+ if (ret)
+ return ret;
+ }
+
if (psp->vdata->platform_access) {
ret = platform_access_dev_init(psp);
if (ret)
@@ -302,6 +320,8 @@ void psp_dev_destroy(struct sp_device *sp)
tee_dev_destroy(psp);
+ sfs_dev_destroy(psp);
+
dbc_dev_destroy(psp);
platform_access_dev_destroy(psp);
diff --git a/drivers/crypto/ccp/psp-dev.h b/drivers/crypto/ccp/psp-dev.h
index e43ce87ede76..268c83f298cb 100644
--- a/drivers/crypto/ccp/psp-dev.h
+++ b/drivers/crypto/ccp/psp-dev.h
@@ -32,7 +32,8 @@ union psp_cap_register {
unsigned int sev :1,
tee :1,
dbc_thru_ext :1,
- rsvd1 :4,
+ sfs :1,
+ rsvd1 :3,
security_reporting :1,
fused_part :1,
rsvd2 :1,
@@ -68,6 +69,7 @@ struct psp_device {
void *tee_data;
void *platform_access_data;
void *dbc_data;
+ void *sfs_data;
union psp_cap_register capability;
};
@@ -118,12 +120,16 @@ struct psp_ext_request {
* @PSP_SUB_CMD_DBC_SET_UID: Set UID for DBC
* @PSP_SUB_CMD_DBC_GET_PARAMETER: Get parameter from DBC
* @PSP_SUB_CMD_DBC_SET_PARAMETER: Set parameter for DBC
+ * @PSP_SUB_CMD_SFS_GET_FW_VERS: Get firmware versions for ASP and other MP
+ * @PSP_SUB_CMD_SFS_UPDATE: Command to load, verify and execute SFS package
*/
enum psp_sub_cmd {
PSP_SUB_CMD_DBC_GET_NONCE = PSP_DYNAMIC_BOOST_GET_NONCE,
PSP_SUB_CMD_DBC_SET_UID = PSP_DYNAMIC_BOOST_SET_UID,
PSP_SUB_CMD_DBC_GET_PARAMETER = PSP_DYNAMIC_BOOST_GET_PARAMETER,
PSP_SUB_CMD_DBC_SET_PARAMETER = PSP_DYNAMIC_BOOST_SET_PARAMETER,
+ PSP_SUB_CMD_SFS_GET_FW_VERS = PSP_SFS_GET_FW_VERSIONS,
+ PSP_SUB_CMD_SFS_UPDATE = PSP_SFS_UPDATE,
};
int psp_extended_mailbox_cmd(struct psp_device *psp, unsigned int timeout_msecs,
diff --git a/drivers/crypto/ccp/sev-dev-tio.c b/drivers/crypto/ccp/sev-dev-tio.c
new file mode 100644
index 000000000000..9a98f98c20a7
--- /dev/null
+++ b/drivers/crypto/ccp/sev-dev-tio.c
@@ -0,0 +1,864 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+// Interface to PSP for CCP/SEV-TIO/SNP-VM
+
+#include <linux/pci.h>
+#include <linux/tsm.h>
+#include <linux/psp.h>
+#include <linux/vmalloc.h>
+#include <linux/bitfield.h>
+#include <linux/pci-doe.h>
+#include <asm/sev-common.h>
+#include <asm/sev.h>
+#include <asm/page.h>
+#include "sev-dev.h"
+#include "sev-dev-tio.h"
+
+#define to_tio_status(dev_data) \
+ (container_of((dev_data), struct tio_dsm, data)->sev->tio_status)
+
+#define SLA_PAGE_TYPE_DATA 0
+#define SLA_PAGE_TYPE_SCATTER 1
+#define SLA_PAGE_SIZE_4K 0
+#define SLA_PAGE_SIZE_2M 1
+#define SLA_SZ(s) ((s).page_size == SLA_PAGE_SIZE_2M ? SZ_2M : SZ_4K)
+#define SLA_SCATTER_LEN(s) (SLA_SZ(s) / sizeof(struct sla_addr_t))
+#define SLA_EOL ((struct sla_addr_t) { .pfn = ((1UL << 40) - 1) })
+#define SLA_NULL ((struct sla_addr_t) { 0 })
+#define IS_SLA_NULL(s) ((s).sla == SLA_NULL.sla)
+#define IS_SLA_EOL(s) ((s).sla == SLA_EOL.sla)
+
+static phys_addr_t sla_to_pa(struct sla_addr_t sla)
+{
+ u64 pfn = sla.pfn;
+ u64 pa = pfn << PAGE_SHIFT;
+
+ return pa;
+}
+
+static void *sla_to_va(struct sla_addr_t sla)
+{
+ void *va = __va(__sme_clr(sla_to_pa(sla)));
+
+ return va;
+}
+
+#define sla_to_pfn(sla) (__pa(sla_to_va(sla)) >> PAGE_SHIFT)
+#define sla_to_page(sla) virt_to_page(sla_to_va(sla))
+
+static struct sla_addr_t make_sla(struct page *pg, bool stp)
+{
+ u64 pa = __sme_set(page_to_phys(pg));
+ struct sla_addr_t ret = {
+ .pfn = pa >> PAGE_SHIFT,
+ .page_size = SLA_PAGE_SIZE_4K, /* Do not do SLA_PAGE_SIZE_2M ATM */
+ .page_type = stp ? SLA_PAGE_TYPE_SCATTER : SLA_PAGE_TYPE_DATA
+ };
+
+ return ret;
+}
+
+/* the BUFFER Structure */
+#define SLA_BUFFER_FLAG_ENCRYPTION BIT(0)
+
+/*
+ * struct sla_buffer_hdr - Scatter list address buffer header
+ *
+ * @capacity_sz: Total capacity of the buffer in bytes
+ * @payload_sz: Size of buffer payload in bytes, must be multiple of 32B
+ * @flags: Buffer flags (SLA_BUFFER_FLAG_ENCRYPTION: buffer is encrypted)
+ * @iv: Initialization vector used for encryption
+ * @authtag: Authentication tag for encrypted buffer
+ */
+struct sla_buffer_hdr {
+ u32 capacity_sz;
+ u32 payload_sz; /* The size of BUFFER_PAYLOAD in bytes. Must be multiple of 32B */
+ u32 flags;
+ u8 reserved1[4];
+ u8 iv[16]; /* IV used for the encryption of this buffer */
+ u8 authtag[16]; /* Authentication tag for this buffer */
+ u8 reserved2[16];
+} __packed;
+
+enum spdm_data_type_t {
+ DOBJ_DATA_TYPE_SPDM = 0x1,
+ DOBJ_DATA_TYPE_SECURE_SPDM = 0x2,
+};
+
+struct spdm_dobj_hdr_req {
+ struct spdm_dobj_hdr hdr; /* hdr.id == SPDM_DOBJ_ID_REQ */
+ u8 data_type; /* spdm_data_type_t */
+ u8 reserved2[5];
+} __packed;
+
+struct spdm_dobj_hdr_resp {
+ struct spdm_dobj_hdr hdr; /* hdr.id == SPDM_DOBJ_ID_RESP */
+ u8 data_type; /* spdm_data_type_t */
+ u8 reserved2[5];
+} __packed;
+
+/* Defined in sev-dev-tio.h so sev-dev-tsm.c can read types of blobs */
+struct spdm_dobj_hdr_cert;
+struct spdm_dobj_hdr_meas;
+struct spdm_dobj_hdr_report;
+
+/* Used in all SPDM-aware TIO commands */
+struct spdm_ctrl {
+ struct sla_addr_t req;
+ struct sla_addr_t resp;
+ struct sla_addr_t scratch;
+ struct sla_addr_t output;
+} __packed;
+
+static size_t sla_dobj_id_to_size(u8 id)
+{
+ size_t n;
+
+ BUILD_BUG_ON(sizeof(struct spdm_dobj_hdr_resp) != 0x10);
+ switch (id) {
+ case SPDM_DOBJ_ID_REQ:
+ n = sizeof(struct spdm_dobj_hdr_req);
+ break;
+ case SPDM_DOBJ_ID_RESP:
+ n = sizeof(struct spdm_dobj_hdr_resp);
+ break;
+ default:
+ WARN_ON(1);
+ n = 0;
+ break;
+ }
+
+ return n;
+}
+
+#define SPDM_DOBJ_HDR_SIZE(hdr) sla_dobj_id_to_size((hdr)->id)
+#define SPDM_DOBJ_DATA(hdr) ((u8 *)(hdr) + SPDM_DOBJ_HDR_SIZE(hdr))
+#define SPDM_DOBJ_LEN(hdr) ((hdr)->length - SPDM_DOBJ_HDR_SIZE(hdr))
+
+#define sla_to_dobj_resp_hdr(buf) ((struct spdm_dobj_hdr_resp *) \
+ sla_to_dobj_hdr_check((buf), SPDM_DOBJ_ID_RESP))
+#define sla_to_dobj_req_hdr(buf) ((struct spdm_dobj_hdr_req *) \
+ sla_to_dobj_hdr_check((buf), SPDM_DOBJ_ID_REQ))
+
+static struct spdm_dobj_hdr *sla_to_dobj_hdr(struct sla_buffer_hdr *buf)
+{
+ if (!buf)
+ return NULL;
+
+ return (struct spdm_dobj_hdr *) &buf[1];
+}
+
+static struct spdm_dobj_hdr *sla_to_dobj_hdr_check(struct sla_buffer_hdr *buf, u32 check_dobjid)
+{
+ struct spdm_dobj_hdr *hdr = sla_to_dobj_hdr(buf);
+
+ if (WARN_ON_ONCE(!hdr))
+ return NULL;
+
+ if (hdr->id != check_dobjid) {
+ pr_err("! ERROR: expected %d, found %d\n", check_dobjid, hdr->id);
+ return NULL;
+ }
+
+ return hdr;
+}
+
+static void *sla_to_data(struct sla_buffer_hdr *buf, u32 dobjid)
+{
+ struct spdm_dobj_hdr *hdr = sla_to_dobj_hdr(buf);
+
+ if (WARN_ON_ONCE(dobjid != SPDM_DOBJ_ID_REQ && dobjid != SPDM_DOBJ_ID_RESP))
+ return NULL;
+
+ if (!hdr)
+ return NULL;
+
+ return (u8 *) hdr + sla_dobj_id_to_size(dobjid);
+}
+
+/*
+ * struct sev_data_tio_status - SEV_CMD_TIO_STATUS command
+ *
+ * @length: Length of this command buffer in bytes
+ * @status_paddr: System physical address of the TIO_STATUS structure
+ */
+struct sev_data_tio_status {
+ u32 length;
+ u8 reserved[4];
+ u64 status_paddr;
+} __packed;
+
+/* TIO_INIT */
+struct sev_data_tio_init {
+ u32 length;
+ u8 reserved[12];
+} __packed;
+
+/*
+ * struct sev_data_tio_dev_create - TIO_DEV_CREATE command
+ *
+ * @length: Length in bytes of this command buffer
+ * @dev_ctx_sla: Scatter list address pointing to a buffer to be used as a device context buffer
+ * @device_id: PCIe Routing Identifier of the device to connect to
+ * @root_port_id: PCIe Routing Identifier of the root port of the device
+ * @segment_id: PCIe Segment Identifier of the device to connect to
+ */
+struct sev_data_tio_dev_create {
+ u32 length;
+ u8 reserved1[4];
+ struct sla_addr_t dev_ctx_sla;
+ u16 device_id;
+ u16 root_port_id;
+ u8 segment_id;
+ u8 reserved2[11];
+} __packed;
+
+/*
+ * struct sev_data_tio_dev_connect - TIO_DEV_CONNECT command
+ *
+ * @length: Length in bytes of this command buffer
+ * @spdm_ctrl: SPDM control structure defined in Section 5.1
+ * @dev_ctx_sla: Scatter list address of the device context buffer
+ * @tc_mask: Bitmask of the traffic classes to initialize for SEV-TIO usage.
+ * Setting the kth bit of the TC_MASK to 1 indicates that the traffic
+ * class k will be initialized
+ * @cert_slot: Slot number of the certificate requested for constructing the SPDM session
+ * @ide_stream_id: IDE stream IDs to be associated with this device.
+ * Valid only if corresponding bit in TC_MASK is set
+ */
+struct sev_data_tio_dev_connect {
+ u32 length;
+ u8 reserved1[4];
+ struct spdm_ctrl spdm_ctrl;
+ u8 reserved2[8];
+ struct sla_addr_t dev_ctx_sla;
+ u8 tc_mask;
+ u8 cert_slot;
+ u8 reserved3[6];
+ u8 ide_stream_id[8];
+ u8 reserved4[8];
+} __packed;
+
+/*
+ * struct sev_data_tio_dev_disconnect - TIO_DEV_DISCONNECT command
+ *
+ * @length: Length in bytes of this command buffer
+ * @flags: Command flags (TIO_DEV_DISCONNECT_FLAG_FORCE: force disconnect)
+ * @spdm_ctrl: SPDM control structure defined in Section 5.1
+ * @dev_ctx_sla: Scatter list address of the device context buffer
+ */
+#define TIO_DEV_DISCONNECT_FLAG_FORCE BIT(0)
+
+struct sev_data_tio_dev_disconnect {
+ u32 length;
+ u32 flags;
+ struct spdm_ctrl spdm_ctrl;
+ struct sla_addr_t dev_ctx_sla;
+} __packed;
+
+/*
+ * struct sev_data_tio_dev_meas - TIO_DEV_MEASUREMENTS command
+ *
+ * @length: Length in bytes of this command buffer
+ * @flags: Command flags (TIO_DEV_MEAS_FLAG_RAW_BITSTREAM: request raw measurements)
+ * @spdm_ctrl: SPDM control structure defined in Section 5.1
+ * @dev_ctx_sla: Scatter list address of the device context buffer
+ * @meas_nonce: Nonce for measurement freshness verification
+ */
+#define TIO_DEV_MEAS_FLAG_RAW_BITSTREAM BIT(0)
+
+struct sev_data_tio_dev_meas {
+ u32 length;
+ u32 flags;
+ struct spdm_ctrl spdm_ctrl;
+ struct sla_addr_t dev_ctx_sla;
+ u8 meas_nonce[32];
+} __packed;
+
+/*
+ * struct sev_data_tio_dev_certs - TIO_DEV_CERTIFICATES command
+ *
+ * @length: Length in bytes of this command buffer
+ * @spdm_ctrl: SPDM control structure defined in Section 5.1
+ * @dev_ctx_sla: Scatter list address of the device context buffer
+ */
+struct sev_data_tio_dev_certs {
+ u32 length;
+ u8 reserved[4];
+ struct spdm_ctrl spdm_ctrl;
+ struct sla_addr_t dev_ctx_sla;
+} __packed;
+
+/*
+ * struct sev_data_tio_dev_reclaim - TIO_DEV_RECLAIM command
+ *
+ * @length: Length in bytes of this command buffer
+ * @dev_ctx_sla: Scatter list address of the device context buffer
+ *
+ * This command reclaims resources associated with a device context.
+ */
+struct sev_data_tio_dev_reclaim {
+ u32 length;
+ u8 reserved[4];
+ struct sla_addr_t dev_ctx_sla;
+} __packed;
+
+static struct sla_buffer_hdr *sla_buffer_map(struct sla_addr_t sla)
+{
+ struct sla_buffer_hdr *buf;
+
+ BUILD_BUG_ON(sizeof(struct sla_buffer_hdr) != 0x40);
+ if (IS_SLA_NULL(sla))
+ return NULL;
+
+ if (sla.page_type == SLA_PAGE_TYPE_SCATTER) {
+ struct sla_addr_t *scatter = sla_to_va(sla);
+ unsigned int i, npages = 0;
+
+ for (i = 0; i < SLA_SCATTER_LEN(sla); ++i) {
+ if (WARN_ON_ONCE(SLA_SZ(scatter[i]) > SZ_4K))
+ return NULL;
+
+ if (WARN_ON_ONCE(scatter[i].page_type == SLA_PAGE_TYPE_SCATTER))
+ return NULL;
+
+ if (IS_SLA_EOL(scatter[i])) {
+ npages = i;
+ break;
+ }
+ }
+ if (WARN_ON_ONCE(!npages))
+ return NULL;
+
+ struct page **pp = kmalloc_array(npages, sizeof(pp[0]), GFP_KERNEL);
+
+ if (!pp)
+ return NULL;
+
+ for (i = 0; i < npages; ++i)
+ pp[i] = sla_to_page(scatter[i]);
+
+ buf = vm_map_ram(pp, npages, 0);
+ kfree(pp);
+ } else {
+ struct page *pg = sla_to_page(sla);
+
+ buf = vm_map_ram(&pg, 1, 0);
+ }
+
+ return buf;
+}
+
+static void sla_buffer_unmap(struct sla_addr_t sla, struct sla_buffer_hdr *buf)
+{
+ if (!buf)
+ return;
+
+ if (sla.page_type == SLA_PAGE_TYPE_SCATTER) {
+ struct sla_addr_t *scatter = sla_to_va(sla);
+ unsigned int i, npages = 0;
+
+ for (i = 0; i < SLA_SCATTER_LEN(sla); ++i) {
+ if (IS_SLA_EOL(scatter[i])) {
+ npages = i;
+ break;
+ }
+ }
+ if (!npages)
+ return;
+
+ vm_unmap_ram(buf, npages);
+ } else {
+ vm_unmap_ram(buf, 1);
+ }
+}
+
+static void dobj_response_init(struct sla_buffer_hdr *buf)
+{
+ struct spdm_dobj_hdr *dobj = sla_to_dobj_hdr(buf);
+
+ dobj->id = SPDM_DOBJ_ID_RESP;
+ dobj->version.major = 0x1;
+ dobj->version.minor = 0;
+ dobj->length = 0;
+ buf->payload_sz = sla_dobj_id_to_size(dobj->id) + dobj->length;
+}
+
+static void sla_free(struct sla_addr_t sla, size_t len, bool firmware_state)
+{
+ unsigned int npages = PAGE_ALIGN(len) >> PAGE_SHIFT;
+ struct sla_addr_t *scatter = NULL;
+ int ret = 0, i;
+
+ if (IS_SLA_NULL(sla))
+ return;
+
+ if (firmware_state) {
+ if (sla.page_type == SLA_PAGE_TYPE_SCATTER) {
+ scatter = sla_to_va(sla);
+
+ for (i = 0; i < npages; ++i) {
+ if (IS_SLA_EOL(scatter[i]))
+ break;
+
+ ret = snp_reclaim_pages(sla_to_pa(scatter[i]), 1, false);
+ if (ret)
+ break;
+ }
+ } else {
+ ret = snp_reclaim_pages(sla_to_pa(sla), 1, false);
+ }
+ }
+
+ if (WARN_ON(ret))
+ return;
+
+ if (scatter) {
+ for (i = 0; i < npages; ++i) {
+ if (IS_SLA_EOL(scatter[i]))
+ break;
+ free_page((unsigned long)sla_to_va(scatter[i]));
+ }
+ }
+
+ free_page((unsigned long)sla_to_va(sla));
+}
+
+static struct sla_addr_t sla_alloc(size_t len, bool firmware_state)
+{
+ unsigned long i, npages = PAGE_ALIGN(len) >> PAGE_SHIFT;
+ struct sla_addr_t *scatter = NULL;
+ struct sla_addr_t ret = SLA_NULL;
+ struct sla_buffer_hdr *buf;
+ struct page *pg;
+
+ if (npages == 0)
+ return ret;
+
+ if (WARN_ON_ONCE(npages > ((PAGE_SIZE / sizeof(struct sla_addr_t)) + 1)))
+ return ret;
+
+ BUILD_BUG_ON(PAGE_SIZE < SZ_4K);
+
+ if (npages > 1) {
+ pg = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ if (!pg)
+ return SLA_NULL;
+
+ ret = make_sla(pg, true);
+ scatter = page_to_virt(pg);
+ for (i = 0; i < npages; ++i) {
+ pg = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ if (!pg)
+ goto no_reclaim_exit;
+
+ scatter[i] = make_sla(pg, false);
+ }
+ scatter[i] = SLA_EOL;
+ } else {
+ pg = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ if (!pg)
+ return SLA_NULL;
+
+ ret = make_sla(pg, false);
+ }
+
+ buf = sla_buffer_map(ret);
+ if (!buf)
+ goto no_reclaim_exit;
+
+ buf->capacity_sz = (npages << PAGE_SHIFT);
+ sla_buffer_unmap(ret, buf);
+
+ if (firmware_state) {
+ if (scatter) {
+ for (i = 0; i < npages; ++i) {
+ if (rmp_make_private(sla_to_pfn(scatter[i]), 0,
+ PG_LEVEL_4K, 0, true))
+ goto free_exit;
+ }
+ } else {
+ if (rmp_make_private(sla_to_pfn(ret), 0, PG_LEVEL_4K, 0, true))
+ goto no_reclaim_exit;
+ }
+ }
+
+ return ret;
+
+no_reclaim_exit:
+ firmware_state = false;
+free_exit:
+ sla_free(ret, len, firmware_state);
+ return SLA_NULL;
+}
+
+/* Expands a buffer, only firmware owned buffers allowed for now */
+static int sla_expand(struct sla_addr_t *sla, size_t *len)
+{
+ struct sla_buffer_hdr *oldbuf = sla_buffer_map(*sla), *newbuf;
+ struct sla_addr_t oldsla = *sla, newsla;
+ size_t oldlen = *len, newlen;
+
+ if (!oldbuf)
+ return -EFAULT;
+
+ newlen = oldbuf->capacity_sz;
+ if (oldbuf->capacity_sz == oldlen) {
+ /* This buffer does not require expansion, must be another buffer */
+ sla_buffer_unmap(oldsla, oldbuf);
+ return 1;
+ }
+
+ pr_notice("Expanding BUFFER from %ld to %ld bytes\n", oldlen, newlen);
+
+ newsla = sla_alloc(newlen, true);
+ if (IS_SLA_NULL(newsla))
+ return -ENOMEM;
+
+ newbuf = sla_buffer_map(newsla);
+ if (!newbuf) {
+ sla_free(newsla, newlen, true);
+ return -EFAULT;
+ }
+
+ memcpy(newbuf, oldbuf, oldlen);
+
+ sla_buffer_unmap(newsla, newbuf);
+ sla_free(oldsla, oldlen, true);
+ *sla = newsla;
+ *len = newlen;
+
+ return 0;
+}
+
+static int sev_tio_do_cmd(int cmd, void *data, size_t data_len, int *psp_ret,
+ struct tsm_dsm_tio *dev_data)
+{
+ int rc;
+
+ *psp_ret = 0;
+ rc = sev_do_cmd(cmd, data, psp_ret);
+
+ if (WARN_ON(!rc && *psp_ret == SEV_RET_SPDM_REQUEST))
+ return -EIO;
+
+ if (rc == 0 && *psp_ret == SEV_RET_EXPAND_BUFFER_LENGTH_REQUEST) {
+ int rc1, rc2;
+
+ rc1 = sla_expand(&dev_data->output, &dev_data->output_len);
+ if (rc1 < 0)
+ return rc1;
+
+ rc2 = sla_expand(&dev_data->scratch, &dev_data->scratch_len);
+ if (rc2 < 0)
+ return rc2;
+
+ if (!rc1 && !rc2)
+ /* Neither buffer requires expansion, this is wrong */
+ return -EFAULT;
+
+ *psp_ret = 0;
+ rc = sev_do_cmd(cmd, data, psp_ret);
+ }
+
+ if ((rc == 0 || rc == -EIO) && *psp_ret == SEV_RET_SPDM_REQUEST) {
+ struct spdm_dobj_hdr_resp *resp_hdr;
+ struct spdm_dobj_hdr_req *req_hdr;
+ struct sev_tio_status *tio_status = to_tio_status(dev_data);
+ size_t resp_len = tio_status->spdm_req_size_max -
+ (sla_dobj_id_to_size(SPDM_DOBJ_ID_RESP) + sizeof(struct sla_buffer_hdr));
+
+ if (!dev_data->cmd) {
+ if (WARN_ON_ONCE(!data_len || (data_len != *(u32 *) data)))
+ return -EINVAL;
+ if (WARN_ON(data_len > sizeof(dev_data->cmd_data)))
+ return -EFAULT;
+ memcpy(dev_data->cmd_data, data, data_len);
+ memset(&dev_data->cmd_data[data_len], 0xFF,
+ sizeof(dev_data->cmd_data) - data_len);
+ dev_data->cmd = cmd;
+ }
+
+ req_hdr = sla_to_dobj_req_hdr(dev_data->reqbuf);
+ resp_hdr = sla_to_dobj_resp_hdr(dev_data->respbuf);
+ switch (req_hdr->data_type) {
+ case DOBJ_DATA_TYPE_SPDM:
+ rc = PCI_DOE_FEATURE_CMA;
+ break;
+ case DOBJ_DATA_TYPE_SECURE_SPDM:
+ rc = PCI_DOE_FEATURE_SSESSION;
+ break;
+ default:
+ return -EINVAL;
+ }
+ resp_hdr->data_type = req_hdr->data_type;
+ dev_data->spdm.req_len = req_hdr->hdr.length -
+ sla_dobj_id_to_size(SPDM_DOBJ_ID_REQ);
+ dev_data->spdm.rsp_len = resp_len;
+ } else if (dev_data && dev_data->cmd) {
+ /* For either error or success just stop the bouncing */
+ memset(dev_data->cmd_data, 0, sizeof(dev_data->cmd_data));
+ dev_data->cmd = 0;
+ }
+
+ return rc;
+}
+
+int sev_tio_continue(struct tsm_dsm_tio *dev_data)
+{
+ struct spdm_dobj_hdr_resp *resp_hdr;
+ int ret;
+
+ if (!dev_data || !dev_data->cmd)
+ return -EINVAL;
+
+ resp_hdr = sla_to_dobj_resp_hdr(dev_data->respbuf);
+ resp_hdr->hdr.length = ALIGN(sla_dobj_id_to_size(SPDM_DOBJ_ID_RESP) +
+ dev_data->spdm.rsp_len, 32);
+ dev_data->respbuf->payload_sz = resp_hdr->hdr.length;
+
+ ret = sev_tio_do_cmd(dev_data->cmd, dev_data->cmd_data, 0,
+ &dev_data->psp_ret, dev_data);
+ if (ret)
+ return ret;
+
+ if (dev_data->psp_ret != SEV_RET_SUCCESS)
+ return -EINVAL;
+
+ return 0;
+}
+
+static void spdm_ctrl_init(struct spdm_ctrl *ctrl, struct tsm_dsm_tio *dev_data)
+{
+ ctrl->req = dev_data->req;
+ ctrl->resp = dev_data->resp;
+ ctrl->scratch = dev_data->scratch;
+ ctrl->output = dev_data->output;
+}
+
+static void spdm_ctrl_free(struct tsm_dsm_tio *dev_data)
+{
+ struct sev_tio_status *tio_status = to_tio_status(dev_data);
+ size_t len = tio_status->spdm_req_size_max -
+ (sla_dobj_id_to_size(SPDM_DOBJ_ID_RESP) +
+ sizeof(struct sla_buffer_hdr));
+ struct tsm_spdm *spdm = &dev_data->spdm;
+
+ sla_buffer_unmap(dev_data->resp, dev_data->respbuf);
+ sla_buffer_unmap(dev_data->req, dev_data->reqbuf);
+ spdm->rsp = NULL;
+ spdm->req = NULL;
+ sla_free(dev_data->req, len, true);
+ sla_free(dev_data->resp, len, false);
+ sla_free(dev_data->scratch, tio_status->spdm_scratch_size_max, true);
+
+ dev_data->req.sla = 0;
+ dev_data->resp.sla = 0;
+ dev_data->scratch.sla = 0;
+ dev_data->respbuf = NULL;
+ dev_data->reqbuf = NULL;
+ sla_free(dev_data->output, tio_status->spdm_out_size_max, true);
+}
+
+static int spdm_ctrl_alloc(struct tsm_dsm_tio *dev_data)
+{
+ struct sev_tio_status *tio_status = to_tio_status(dev_data);
+ struct tsm_spdm *spdm = &dev_data->spdm;
+ int ret;
+
+ dev_data->req = sla_alloc(tio_status->spdm_req_size_max, true);
+ dev_data->resp = sla_alloc(tio_status->spdm_req_size_max, false);
+ dev_data->scratch_len = tio_status->spdm_scratch_size_max;
+ dev_data->scratch = sla_alloc(dev_data->scratch_len, true);
+ dev_data->output_len = tio_status->spdm_out_size_max;
+ dev_data->output = sla_alloc(dev_data->output_len, true);
+
+ if (IS_SLA_NULL(dev_data->req) || IS_SLA_NULL(dev_data->resp) ||
+ IS_SLA_NULL(dev_data->scratch) || IS_SLA_NULL(dev_data->dev_ctx)) {
+ ret = -ENOMEM;
+ goto free_spdm_exit;
+ }
+
+ dev_data->reqbuf = sla_buffer_map(dev_data->req);
+ dev_data->respbuf = sla_buffer_map(dev_data->resp);
+ if (!dev_data->reqbuf || !dev_data->respbuf) {
+ ret = -EFAULT;
+ goto free_spdm_exit;
+ }
+
+ spdm->req = sla_to_data(dev_data->reqbuf, SPDM_DOBJ_ID_REQ);
+ spdm->rsp = sla_to_data(dev_data->respbuf, SPDM_DOBJ_ID_RESP);
+ if (!spdm->req || !spdm->rsp) {
+ ret = -EFAULT;
+ goto free_spdm_exit;
+ }
+
+ dobj_response_init(dev_data->respbuf);
+
+ return 0;
+
+free_spdm_exit:
+ spdm_ctrl_free(dev_data);
+ return ret;
+}
+
+int sev_tio_init_locked(void *tio_status_page)
+{
+ struct sev_tio_status *tio_status = tio_status_page;
+ struct sev_data_tio_status data_status = {
+ .length = sizeof(data_status),
+ };
+ int ret, psp_ret;
+
+ data_status.status_paddr = __psp_pa(tio_status_page);
+ ret = __sev_do_cmd_locked(SEV_CMD_TIO_STATUS, &data_status, &psp_ret);
+ if (ret)
+ return ret;
+
+ if (tio_status->length < offsetofend(struct sev_tio_status, tdictx_size) ||
+ tio_status->reserved)
+ return -EFAULT;
+
+ if (!tio_status->tio_en && !tio_status->tio_init_done)
+ return -ENOENT;
+
+ if (tio_status->tio_init_done)
+ return -EBUSY;
+
+ struct sev_data_tio_init ti = { .length = sizeof(ti) };
+
+ ret = __sev_do_cmd_locked(SEV_CMD_TIO_INIT, &ti, &psp_ret);
+ if (ret)
+ return ret;
+
+ ret = __sev_do_cmd_locked(SEV_CMD_TIO_STATUS, &data_status, &psp_ret);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+int sev_tio_dev_create(struct tsm_dsm_tio *dev_data, u16 device_id,
+ u16 root_port_id, u8 segment_id)
+{
+ struct sev_tio_status *tio_status = to_tio_status(dev_data);
+ struct sev_data_tio_dev_create create = {
+ .length = sizeof(create),
+ .device_id = device_id,
+ .root_port_id = root_port_id,
+ .segment_id = segment_id,
+ };
+ void *data_pg;
+ int ret;
+
+ dev_data->dev_ctx = sla_alloc(tio_status->devctx_size, true);
+ if (IS_SLA_NULL(dev_data->dev_ctx))
+ return -ENOMEM;
+
+ data_pg = snp_alloc_firmware_page(GFP_KERNEL_ACCOUNT);
+ if (!data_pg) {
+ ret = -ENOMEM;
+ goto free_ctx_exit;
+ }
+
+ create.dev_ctx_sla = dev_data->dev_ctx;
+ ret = sev_do_cmd(SEV_CMD_TIO_DEV_CREATE, &create, &dev_data->psp_ret);
+ if (ret)
+ goto free_data_pg_exit;
+
+ dev_data->data_pg = data_pg;
+
+ return 0;
+
+free_data_pg_exit:
+ snp_free_firmware_page(data_pg);
+free_ctx_exit:
+ sla_free(create.dev_ctx_sla, tio_status->devctx_size, true);
+ return ret;
+}
+
+int sev_tio_dev_reclaim(struct tsm_dsm_tio *dev_data)
+{
+ struct sev_tio_status *tio_status = to_tio_status(dev_data);
+ struct sev_data_tio_dev_reclaim r = {
+ .length = sizeof(r),
+ .dev_ctx_sla = dev_data->dev_ctx,
+ };
+ int ret;
+
+ if (dev_data->data_pg) {
+ snp_free_firmware_page(dev_data->data_pg);
+ dev_data->data_pg = NULL;
+ }
+
+ if (IS_SLA_NULL(dev_data->dev_ctx))
+ return 0;
+
+ ret = sev_do_cmd(SEV_CMD_TIO_DEV_RECLAIM, &r, &dev_data->psp_ret);
+
+ sla_free(dev_data->dev_ctx, tio_status->devctx_size, true);
+ dev_data->dev_ctx = SLA_NULL;
+
+ spdm_ctrl_free(dev_data);
+
+ return ret;
+}
+
+int sev_tio_dev_connect(struct tsm_dsm_tio *dev_data, u8 tc_mask, u8 ids[8], u8 cert_slot)
+{
+ struct sev_data_tio_dev_connect connect = {
+ .length = sizeof(connect),
+ .tc_mask = tc_mask,
+ .cert_slot = cert_slot,
+ .dev_ctx_sla = dev_data->dev_ctx,
+ .ide_stream_id = {
+ ids[0], ids[1], ids[2], ids[3],
+ ids[4], ids[5], ids[6], ids[7]
+ },
+ };
+ int ret;
+
+ if (WARN_ON(IS_SLA_NULL(dev_data->dev_ctx)))
+ return -EFAULT;
+ if (!(tc_mask & 1))
+ return -EINVAL;
+
+ ret = spdm_ctrl_alloc(dev_data);
+ if (ret)
+ return ret;
+
+ spdm_ctrl_init(&connect.spdm_ctrl, dev_data);
+
+ return sev_tio_do_cmd(SEV_CMD_TIO_DEV_CONNECT, &connect, sizeof(connect),
+ &dev_data->psp_ret, dev_data);
+}
+
+int sev_tio_dev_disconnect(struct tsm_dsm_tio *dev_data, bool force)
+{
+ struct sev_data_tio_dev_disconnect dc = {
+ .length = sizeof(dc),
+ .dev_ctx_sla = dev_data->dev_ctx,
+ .flags = force ? TIO_DEV_DISCONNECT_FLAG_FORCE : 0,
+ };
+
+ if (WARN_ON_ONCE(IS_SLA_NULL(dev_data->dev_ctx)))
+ return -EFAULT;
+
+ spdm_ctrl_init(&dc.spdm_ctrl, dev_data);
+
+ return sev_tio_do_cmd(SEV_CMD_TIO_DEV_DISCONNECT, &dc, sizeof(dc),
+ &dev_data->psp_ret, dev_data);
+}
+
+int sev_tio_cmd_buffer_len(int cmd)
+{
+ switch (cmd) {
+ case SEV_CMD_TIO_STATUS: return sizeof(struct sev_data_tio_status);
+ case SEV_CMD_TIO_INIT: return sizeof(struct sev_data_tio_init);
+ case SEV_CMD_TIO_DEV_CREATE: return sizeof(struct sev_data_tio_dev_create);
+ case SEV_CMD_TIO_DEV_RECLAIM: return sizeof(struct sev_data_tio_dev_reclaim);
+ case SEV_CMD_TIO_DEV_CONNECT: return sizeof(struct sev_data_tio_dev_connect);
+ case SEV_CMD_TIO_DEV_DISCONNECT: return sizeof(struct sev_data_tio_dev_disconnect);
+ default: return 0;
+ }
+}
diff --git a/drivers/crypto/ccp/sev-dev-tio.h b/drivers/crypto/ccp/sev-dev-tio.h
new file mode 100644
index 000000000000..67512b3dbc53
--- /dev/null
+++ b/drivers/crypto/ccp/sev-dev-tio.h
@@ -0,0 +1,123 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#ifndef __PSP_SEV_TIO_H__
+#define __PSP_SEV_TIO_H__
+
+#include <linux/pci-tsm.h>
+#include <linux/pci-ide.h>
+#include <linux/tsm.h>
+#include <uapi/linux/psp-sev.h>
+
+struct sla_addr_t {
+ union {
+ u64 sla;
+ struct {
+ u64 page_type :1,
+ page_size :1,
+ reserved1 :10,
+ pfn :40,
+ reserved2 :12;
+ };
+ };
+} __packed;
+
+#define SEV_TIO_MAX_COMMAND_LENGTH 128
+
+/* SPDM control structure for DOE */
+struct tsm_spdm {
+ unsigned long req_len;
+ void *req;
+ unsigned long rsp_len;
+ void *rsp;
+};
+
+/* Describes TIO device */
+struct tsm_dsm_tio {
+ u8 cert_slot;
+ struct sla_addr_t dev_ctx;
+ struct sla_addr_t req;
+ struct sla_addr_t resp;
+ struct sla_addr_t scratch;
+ struct sla_addr_t output;
+ size_t output_len;
+ size_t scratch_len;
+ struct tsm_spdm spdm;
+ struct sla_buffer_hdr *reqbuf; /* vmap'ed @req for DOE */
+ struct sla_buffer_hdr *respbuf; /* vmap'ed @resp for DOE */
+
+ int cmd;
+ int psp_ret;
+ u8 cmd_data[SEV_TIO_MAX_COMMAND_LENGTH];
+ void *data_pg; /* Data page for DEV_STATUS/TDI_STATUS/TDI_INFO/ASID_FENCE */
+
+#define TIO_IDE_MAX_TC 8
+ struct pci_ide *ide[TIO_IDE_MAX_TC];
+};
+
+/* Describes TSM structure for PF0 pointed by pci_dev->tsm */
+struct tio_dsm {
+ struct pci_tsm_pf0 tsm;
+ struct tsm_dsm_tio data;
+ struct sev_device *sev;
+};
+
+/* Data object IDs */
+#define SPDM_DOBJ_ID_NONE 0
+#define SPDM_DOBJ_ID_REQ 1
+#define SPDM_DOBJ_ID_RESP 2
+
+struct spdm_dobj_hdr {
+ u32 id; /* Data object type identifier */
+ u32 length; /* Length of the data object, INCLUDING THIS HEADER */
+ struct { /* Version of the data object structure */
+ u8 minor;
+ u8 major;
+ } version;
+} __packed;
+
+/**
+ * struct sev_tio_status - TIO_STATUS command's info_paddr buffer
+ *
+ * @length: Length of this structure in bytes
+ * @tio_en: Indicates that SNP_INIT_EX initialized the RMP for SEV-TIO
+ * @tio_init_done: Indicates TIO_INIT has been invoked
+ * @spdm_req_size_min: Minimum SPDM request buffer size in bytes
+ * @spdm_req_size_max: Maximum SPDM request buffer size in bytes
+ * @spdm_scratch_size_min: Minimum SPDM scratch buffer size in bytes
+ * @spdm_scratch_size_max: Maximum SPDM scratch buffer size in bytes
+ * @spdm_out_size_min: Minimum SPDM output buffer size in bytes
+ * @spdm_out_size_max: Maximum for the SPDM output buffer size in bytes
+ * @spdm_rsp_size_min: Minimum SPDM response buffer size in bytes
+ * @spdm_rsp_size_max: Maximum SPDM response buffer size in bytes
+ * @devctx_size: Size of a device context buffer in bytes
+ * @tdictx_size: Size of a TDI context buffer in bytes
+ * @tio_crypto_alg: TIO crypto algorithms supported
+ */
+struct sev_tio_status {
+ u32 length;
+ u32 tio_en :1,
+ tio_init_done :1,
+ reserved :30;
+ u32 spdm_req_size_min;
+ u32 spdm_req_size_max;
+ u32 spdm_scratch_size_min;
+ u32 spdm_scratch_size_max;
+ u32 spdm_out_size_min;
+ u32 spdm_out_size_max;
+ u32 spdm_rsp_size_min;
+ u32 spdm_rsp_size_max;
+ u32 devctx_size;
+ u32 tdictx_size;
+ u32 tio_crypto_alg;
+ u8 reserved2[12];
+} __packed;
+
+int sev_tio_init_locked(void *tio_status_page);
+int sev_tio_continue(struct tsm_dsm_tio *dev_data);
+
+int sev_tio_dev_create(struct tsm_dsm_tio *dev_data, u16 device_id, u16 root_port_id,
+ u8 segment_id);
+int sev_tio_dev_connect(struct tsm_dsm_tio *dev_data, u8 tc_mask, u8 ids[8], u8 cert_slot);
+int sev_tio_dev_disconnect(struct tsm_dsm_tio *dev_data, bool force);
+int sev_tio_dev_reclaim(struct tsm_dsm_tio *dev_data);
+
+#endif /* __PSP_SEV_TIO_H__ */
diff --git a/drivers/crypto/ccp/sev-dev-tsm.c b/drivers/crypto/ccp/sev-dev-tsm.c
new file mode 100644
index 000000000000..ea29cd5d0ff9
--- /dev/null
+++ b/drivers/crypto/ccp/sev-dev-tsm.c
@@ -0,0 +1,405 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+// Interface to CCP/SEV-TIO for generic PCIe TDISP module
+
+#include <linux/pci.h>
+#include <linux/device.h>
+#include <linux/tsm.h>
+#include <linux/iommu.h>
+#include <linux/pci-doe.h>
+#include <linux/bitfield.h>
+#include <linux/module.h>
+
+#include <asm/sev-common.h>
+#include <asm/sev.h>
+
+#include "psp-dev.h"
+#include "sev-dev.h"
+#include "sev-dev-tio.h"
+
+MODULE_IMPORT_NS("PCI_IDE");
+
+#define TIO_DEFAULT_NR_IDE_STREAMS 1
+
+static uint nr_ide_streams = TIO_DEFAULT_NR_IDE_STREAMS;
+module_param_named(ide_nr, nr_ide_streams, uint, 0644);
+MODULE_PARM_DESC(ide_nr, "Set the maximum number of IDE streams per PHB");
+
+#define dev_to_sp(dev) ((struct sp_device *)dev_get_drvdata(dev))
+#define dev_to_psp(dev) ((struct psp_device *)(dev_to_sp(dev)->psp_data))
+#define dev_to_sev(dev) ((struct sev_device *)(dev_to_psp(dev)->sev_data))
+#define tsm_dev_to_sev(tsmdev) dev_to_sev((tsmdev)->dev.parent)
+
+#define pdev_to_tio_dsm(pdev) (container_of((pdev)->tsm, struct tio_dsm, tsm.base_tsm))
+
+static int sev_tio_spdm_cmd(struct tio_dsm *dsm, int ret)
+{
+ struct tsm_dsm_tio *dev_data = &dsm->data;
+ struct tsm_spdm *spdm = &dev_data->spdm;
+
+ /* Check the main command handler response before entering the loop */
+ if (ret == 0 && dev_data->psp_ret != SEV_RET_SUCCESS)
+ return -EINVAL;
+
+ if (ret <= 0)
+ return ret;
+
+ /* ret > 0 means "SPDM requested" */
+ while (ret == PCI_DOE_FEATURE_CMA || ret == PCI_DOE_FEATURE_SSESSION) {
+ ret = pci_doe(dsm->tsm.doe_mb, PCI_VENDOR_ID_PCI_SIG, ret,
+ spdm->req, spdm->req_len, spdm->rsp, spdm->rsp_len);
+ if (ret < 0)
+ break;
+
+ WARN_ON_ONCE(ret == 0); /* The response should never be empty */
+ spdm->rsp_len = ret;
+ ret = sev_tio_continue(dev_data);
+ }
+
+ return ret;
+}
+
+static int stream_enable(struct pci_ide *ide)
+{
+ struct pci_dev *rp = pcie_find_root_port(ide->pdev);
+ int ret;
+
+ ret = pci_ide_stream_enable(rp, ide);
+ if (ret)
+ return ret;
+
+ ret = pci_ide_stream_enable(ide->pdev, ide);
+ if (ret)
+ pci_ide_stream_disable(rp, ide);
+
+ return ret;
+}
+
+static int streams_enable(struct pci_ide **ide)
+{
+ int ret = 0;
+
+ for (int i = 0; i < TIO_IDE_MAX_TC; ++i) {
+ if (ide[i]) {
+ ret = stream_enable(ide[i]);
+ if (ret)
+ break;
+ }
+ }
+
+ return ret;
+}
+
+static void stream_disable(struct pci_ide *ide)
+{
+ pci_ide_stream_disable(ide->pdev, ide);
+ pci_ide_stream_disable(pcie_find_root_port(ide->pdev), ide);
+}
+
+static void streams_disable(struct pci_ide **ide)
+{
+ for (int i = 0; i < TIO_IDE_MAX_TC; ++i)
+ if (ide[i])
+ stream_disable(ide[i]);
+}
+
+static void stream_setup(struct pci_ide *ide)
+{
+ struct pci_dev *rp = pcie_find_root_port(ide->pdev);
+
+ ide->partner[PCI_IDE_EP].rid_start = 0;
+ ide->partner[PCI_IDE_EP].rid_end = 0xffff;
+ ide->partner[PCI_IDE_RP].rid_start = 0;
+ ide->partner[PCI_IDE_RP].rid_end = 0xffff;
+
+ ide->pdev->ide_cfg = 0;
+ ide->pdev->ide_tee_limit = 1;
+ rp->ide_cfg = 1;
+ rp->ide_tee_limit = 0;
+
+ pci_warn(ide->pdev, "Forcing CFG/TEE for %s", pci_name(rp));
+ pci_ide_stream_setup(ide->pdev, ide);
+ pci_ide_stream_setup(rp, ide);
+}
+
+static u8 streams_setup(struct pci_ide **ide, u8 *ids)
+{
+ bool def = false;
+ u8 tc_mask = 0;
+ int i;
+
+ for (i = 0; i < TIO_IDE_MAX_TC; ++i) {
+ if (!ide[i]) {
+ ids[i] = 0xFF;
+ continue;
+ }
+
+ tc_mask |= BIT(i);
+ ids[i] = ide[i]->stream_id;
+
+ if (!def) {
+ struct pci_ide_partner *settings;
+
+ settings = pci_ide_to_settings(ide[i]->pdev, ide[i]);
+ settings->default_stream = 1;
+ def = true;
+ }
+
+ stream_setup(ide[i]);
+ }
+
+ return tc_mask;
+}
+
+static int streams_register(struct pci_ide **ide)
+{
+ int ret = 0, i;
+
+ for (i = 0; i < TIO_IDE_MAX_TC; ++i) {
+ if (ide[i]) {
+ ret = pci_ide_stream_register(ide[i]);
+ if (ret)
+ break;
+ }
+ }
+
+ return ret;
+}
+
+static void streams_unregister(struct pci_ide **ide)
+{
+ for (int i = 0; i < TIO_IDE_MAX_TC; ++i)
+ if (ide[i])
+ pci_ide_stream_unregister(ide[i]);
+}
+
+static void stream_teardown(struct pci_ide *ide)
+{
+ pci_ide_stream_teardown(ide->pdev, ide);
+ pci_ide_stream_teardown(pcie_find_root_port(ide->pdev), ide);
+}
+
+static void streams_teardown(struct pci_ide **ide)
+{
+ for (int i = 0; i < TIO_IDE_MAX_TC; ++i) {
+ if (ide[i]) {
+ stream_teardown(ide[i]);
+ pci_ide_stream_free(ide[i]);
+ ide[i] = NULL;
+ }
+ }
+}
+
+static int stream_alloc(struct pci_dev *pdev, struct pci_ide **ide,
+ unsigned int tc)
+{
+ struct pci_dev *rp = pcie_find_root_port(pdev);
+ struct pci_ide *ide1;
+
+ if (ide[tc]) {
+ pci_err(pdev, "Stream for class=%d already registered", tc);
+ return -EBUSY;
+ }
+
+ /* FIXME: find a better way */
+ if (nr_ide_streams != TIO_DEFAULT_NR_IDE_STREAMS)
+ pci_notice(pdev, "Enable non-default %d streams", nr_ide_streams);
+ pci_ide_set_nr_streams(to_pci_host_bridge(rp->bus->bridge), nr_ide_streams);
+
+ ide1 = pci_ide_stream_alloc(pdev);
+ if (!ide1)
+ return -EFAULT;
+
+ /* Blindly assign streamid=0 to TC=0, and so on */
+ ide1->stream_id = tc;
+
+ ide[tc] = ide1;
+
+ return 0;
+}
+
+static struct pci_tsm *tio_pf0_probe(struct pci_dev *pdev, struct sev_device *sev)
+{
+ struct tio_dsm *dsm __free(kfree) = kzalloc(sizeof(*dsm), GFP_KERNEL);
+ int rc;
+
+ if (!dsm)
+ return NULL;
+
+ rc = pci_tsm_pf0_constructor(pdev, &dsm->tsm, sev->tsmdev);
+ if (rc)
+ return NULL;
+
+ pci_dbg(pdev, "TSM enabled\n");
+ dsm->sev = sev;
+ return &no_free_ptr(dsm)->tsm.base_tsm;
+}
+
+static struct pci_tsm *dsm_probe(struct tsm_dev *tsmdev, struct pci_dev *pdev)
+{
+ struct sev_device *sev = tsm_dev_to_sev(tsmdev);
+
+ if (is_pci_tsm_pf0(pdev))
+ return tio_pf0_probe(pdev, sev);
+ return 0;
+}
+
+static void dsm_remove(struct pci_tsm *tsm)
+{
+ struct pci_dev *pdev = tsm->pdev;
+
+ pci_dbg(pdev, "TSM disabled\n");
+
+ if (is_pci_tsm_pf0(pdev)) {
+ struct tio_dsm *dsm = container_of(tsm, struct tio_dsm, tsm.base_tsm);
+
+ pci_tsm_pf0_destructor(&dsm->tsm);
+ kfree(dsm);
+ }
+}
+
+static int dsm_create(struct tio_dsm *dsm)
+{
+ struct pci_dev *pdev = dsm->tsm.base_tsm.pdev;
+ u8 segment_id = pdev->bus ? pci_domain_nr(pdev->bus) : 0;
+ struct pci_dev *rootport = pcie_find_root_port(pdev);
+ u16 device_id = pci_dev_id(pdev);
+ u16 root_port_id;
+ u32 lnkcap = 0;
+
+ if (pci_read_config_dword(rootport, pci_pcie_cap(rootport) + PCI_EXP_LNKCAP,
+ &lnkcap))
+ return -ENODEV;
+
+ root_port_id = FIELD_GET(PCI_EXP_LNKCAP_PN, lnkcap);
+
+ return sev_tio_dev_create(&dsm->data, device_id, root_port_id, segment_id);
+}
+
+static int dsm_connect(struct pci_dev *pdev)
+{
+ struct tio_dsm *dsm = pdev_to_tio_dsm(pdev);
+ struct tsm_dsm_tio *dev_data = &dsm->data;
+ u8 ids[TIO_IDE_MAX_TC];
+ u8 tc_mask;
+ int ret;
+
+ if (pci_find_doe_mailbox(pdev, PCI_VENDOR_ID_PCI_SIG,
+ PCI_DOE_FEATURE_SSESSION) != dsm->tsm.doe_mb) {
+ pci_err(pdev, "CMA DOE MB must support SSESSION\n");
+ return -EFAULT;
+ }
+
+ ret = stream_alloc(pdev, dev_data->ide, 0);
+ if (ret)
+ return ret;
+
+ ret = dsm_create(dsm);
+ if (ret)
+ goto ide_free_exit;
+
+ tc_mask = streams_setup(dev_data->ide, ids);
+
+ ret = sev_tio_dev_connect(dev_data, tc_mask, ids, dev_data->cert_slot);
+ ret = sev_tio_spdm_cmd(dsm, ret);
+ if (ret)
+ goto free_exit;
+
+ streams_enable(dev_data->ide);
+
+ ret = streams_register(dev_data->ide);
+ if (ret)
+ goto free_exit;
+
+ return 0;
+
+free_exit:
+ sev_tio_dev_reclaim(dev_data);
+
+ streams_disable(dev_data->ide);
+ide_free_exit:
+
+ streams_teardown(dev_data->ide);
+
+ return ret;
+}
+
+static void dsm_disconnect(struct pci_dev *pdev)
+{
+ bool force = SYSTEM_HALT <= system_state && system_state <= SYSTEM_RESTART;
+ struct tio_dsm *dsm = pdev_to_tio_dsm(pdev);
+ struct tsm_dsm_tio *dev_data = &dsm->data;
+ int ret;
+
+ ret = sev_tio_dev_disconnect(dev_data, force);
+ ret = sev_tio_spdm_cmd(dsm, ret);
+ if (ret && !force) {
+ ret = sev_tio_dev_disconnect(dev_data, true);
+ sev_tio_spdm_cmd(dsm, ret);
+ }
+
+ sev_tio_dev_reclaim(dev_data);
+
+ streams_disable(dev_data->ide);
+ streams_unregister(dev_data->ide);
+ streams_teardown(dev_data->ide);
+}
+
+static struct pci_tsm_ops sev_tsm_ops = {
+ .probe = dsm_probe,
+ .remove = dsm_remove,
+ .connect = dsm_connect,
+ .disconnect = dsm_disconnect,
+};
+
+void sev_tsm_init_locked(struct sev_device *sev, void *tio_status_page)
+{
+ struct sev_tio_status *t = kzalloc(sizeof(*t), GFP_KERNEL);
+ struct tsm_dev *tsmdev;
+ int ret;
+
+ WARN_ON(sev->tio_status);
+
+ if (!t)
+ return;
+
+ ret = sev_tio_init_locked(tio_status_page);
+ if (ret) {
+ pr_warn("SEV-TIO STATUS failed with %d\n", ret);
+ goto error_exit;
+ }
+
+ tsmdev = tsm_register(sev->dev, &sev_tsm_ops);
+ if (IS_ERR(tsmdev))
+ goto error_exit;
+
+ memcpy(t, tio_status_page, sizeof(*t));
+
+ pr_notice("SEV-TIO status: EN=%d INIT_DONE=%d rq=%d..%d rs=%d..%d "
+ "scr=%d..%d out=%d..%d dev=%d tdi=%d algos=%x\n",
+ t->tio_en, t->tio_init_done,
+ t->spdm_req_size_min, t->spdm_req_size_max,
+ t->spdm_rsp_size_min, t->spdm_rsp_size_max,
+ t->spdm_scratch_size_min, t->spdm_scratch_size_max,
+ t->spdm_out_size_min, t->spdm_out_size_max,
+ t->devctx_size, t->tdictx_size,
+ t->tio_crypto_alg);
+
+ sev->tsmdev = tsmdev;
+ sev->tio_status = t;
+
+ return;
+
+error_exit:
+ kfree(t);
+ pr_err("Failed to enable SEV-TIO: ret=%d en=%d initdone=%d SEV=%d\n",
+ ret, t->tio_en, t->tio_init_done, boot_cpu_has(X86_FEATURE_SEV));
+}
+
+void sev_tsm_uninit(struct sev_device *sev)
+{
+ if (sev->tsmdev)
+ tsm_unregister(sev->tsmdev);
+
+ sev->tsmdev = NULL;
+}
diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c
index e058ba027792..956ea609d0cc 100644
--- a/drivers/crypto/ccp/sev-dev.c
+++ b/drivers/crypto/ccp/sev-dev.c
@@ -28,6 +28,7 @@
#include <linux/fs_struct.h>
#include <linux/psp.h>
#include <linux/amd-iommu.h>
+#include <linux/crash_dump.h>
#include <asm/smp.h>
#include <asm/cacheflush.h>
@@ -74,6 +75,14 @@ static bool psp_init_on_probe = true;
module_param(psp_init_on_probe, bool, 0444);
MODULE_PARM_DESC(psp_init_on_probe, " if true, the PSP will be initialized on module init. Else the PSP will be initialized on the first command requiring it");
+#if IS_ENABLED(CONFIG_PCI_TSM)
+static bool sev_tio_enabled = true;
+module_param_named(tio, sev_tio_enabled, bool, 0444);
+MODULE_PARM_DESC(tio, "Enables TIO in SNP_INIT_EX");
+#else
+static const bool sev_tio_enabled = false;
+#endif
+
MODULE_FIRMWARE("amd/amd_sev_fam17h_model0xh.sbin"); /* 1st gen EPYC */
MODULE_FIRMWARE("amd/amd_sev_fam17h_model3xh.sbin"); /* 2nd gen EPYC */
MODULE_FIRMWARE("amd/amd_sev_fam19h_model0xh.sbin"); /* 3rd gen EPYC */
@@ -82,6 +91,21 @@ MODULE_FIRMWARE("amd/amd_sev_fam19h_model1xh.sbin"); /* 4th gen EPYC */
static bool psp_dead;
static int psp_timeout;
+enum snp_hv_fixed_pages_state {
+ ALLOCATED,
+ HV_FIXED,
+};
+
+struct snp_hv_fixed_pages_entry {
+ struct list_head list;
+ struct page *page;
+ unsigned int order;
+ bool free;
+ enum snp_hv_fixed_pages_state page_state;
+};
+
+static LIST_HEAD(snp_hv_fixed_pages);
+
/* Trusted Memory Region (TMR):
* The TMR is a 1MB area that must be 1MB aligned. Use the page allocator
* to allocate the memory, which will return aligned memory for the specified
@@ -233,7 +257,9 @@ static int sev_cmd_buffer_len(int cmd)
case SEV_CMD_SNP_GUEST_REQUEST: return sizeof(struct sev_data_snp_guest_request);
case SEV_CMD_SNP_CONFIG: return sizeof(struct sev_user_data_snp_config);
case SEV_CMD_SNP_COMMIT: return sizeof(struct sev_data_snp_commit);
- default: return 0;
+ case SEV_CMD_SNP_FEATURE_INFO: return sizeof(struct sev_data_snp_feature_info);
+ case SEV_CMD_SNP_VLEK_LOAD: return sizeof(struct sev_user_data_snp_vlek_load);
+ default: return sev_tio_cmd_buffer_len(cmd);
}
return 0;
@@ -241,27 +267,20 @@ static int sev_cmd_buffer_len(int cmd)
static struct file *open_file_as_root(const char *filename, int flags, umode_t mode)
{
- struct file *fp;
- struct path root;
- struct cred *cred;
- const struct cred *old_cred;
+ struct path root __free(path_put) = {};
task_lock(&init_task);
get_fs_root(init_task.fs, &root);
task_unlock(&init_task);
- cred = prepare_creds();
+ CLASS(prepare_creds, cred)();
if (!cred)
return ERR_PTR(-ENOMEM);
- cred->fsuid = GLOBAL_ROOT_UID;
- old_cred = override_creds(cred);
-
- fp = file_open_root(&root, filename, flags, mode);
- path_put(&root);
- put_cred(revert_creds(old_cred));
+ cred->fsuid = GLOBAL_ROOT_UID;
- return fp;
+ scoped_with_creds(cred)
+ return file_open_root(&root, filename, flags, mode);
}
static int sev_read_init_ex_file(void)
@@ -369,13 +388,7 @@ static int sev_write_init_ex_file_if_required(int cmd_id)
return sev_write_init_ex_file();
}
-/*
- * snp_reclaim_pages() needs __sev_do_cmd_locked(), and __sev_do_cmd_locked()
- * needs snp_reclaim_pages(), so a forward declaration is needed.
- */
-static int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret);
-
-static int snp_reclaim_pages(unsigned long paddr, unsigned int npages, bool locked)
+int snp_reclaim_pages(unsigned long paddr, unsigned int npages, bool locked)
{
int ret, err, i;
@@ -409,6 +422,7 @@ cleanup:
snp_leak_pages(__phys_to_pfn(paddr), npages - i);
return ret;
}
+EXPORT_SYMBOL_GPL(snp_reclaim_pages);
static int rmp_mark_pages_firmware(unsigned long paddr, unsigned int npages, bool locked)
{
@@ -839,16 +853,17 @@ static int snp_reclaim_cmd_buf(int cmd, void *cmd_buf)
return 0;
}
-static int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret)
+int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret)
{
struct cmd_buf_desc desc_list[CMD_BUF_DESC_MAX] = {0};
struct psp_device *psp = psp_master;
struct sev_device *sev;
unsigned int cmdbuff_hi, cmdbuff_lo;
unsigned int phys_lsb, phys_msb;
- unsigned int reg, ret = 0;
+ unsigned int reg;
void *cmd_buf;
int buf_len;
+ int ret = 0;
if (!psp || !psp->sev_data)
return -ENODEV;
@@ -1073,6 +1088,247 @@ static void snp_set_hsave_pa(void *arg)
wrmsrq(MSR_VM_HSAVE_PA, 0);
}
+/* Hypervisor Fixed pages API interface */
+static void snp_hv_fixed_pages_state_update(struct sev_device *sev,
+ enum snp_hv_fixed_pages_state page_state)
+{
+ struct snp_hv_fixed_pages_entry *entry;
+
+ /* List is protected by sev_cmd_mutex */
+ lockdep_assert_held(&sev_cmd_mutex);
+
+ if (list_empty(&snp_hv_fixed_pages))
+ return;
+
+ list_for_each_entry(entry, &snp_hv_fixed_pages, list)
+ entry->page_state = page_state;
+}
+
+/*
+ * Allocate HV_FIXED pages in 2MB aligned sizes to ensure the whole
+ * 2MB pages are marked as HV_FIXED.
+ */
+struct page *snp_alloc_hv_fixed_pages(unsigned int num_2mb_pages)
+{
+ struct psp_device *psp_master = psp_get_master_device();
+ struct snp_hv_fixed_pages_entry *entry;
+ struct sev_device *sev;
+ unsigned int order;
+ struct page *page;
+
+ if (!psp_master || !psp_master->sev_data)
+ return NULL;
+
+ sev = psp_master->sev_data;
+
+ order = get_order(PMD_SIZE * num_2mb_pages);
+
+ /*
+ * SNP_INIT_EX is protected by sev_cmd_mutex, therefore this list
+ * also needs to be protected using the same mutex.
+ */
+ guard(mutex)(&sev_cmd_mutex);
+
+ /*
+ * This API uses SNP_INIT_EX to transition allocated pages to HV_Fixed
+ * page state, fail if SNP is already initialized.
+ */
+ if (sev->snp_initialized)
+ return NULL;
+
+ /* Re-use freed pages that match the request */
+ list_for_each_entry(entry, &snp_hv_fixed_pages, list) {
+ /* Hypervisor fixed page allocator implements exact fit policy */
+ if (entry->order == order && entry->free) {
+ entry->free = false;
+ memset(page_address(entry->page), 0,
+ (1 << entry->order) * PAGE_SIZE);
+ return entry->page;
+ }
+ }
+
+ page = alloc_pages(GFP_KERNEL | __GFP_ZERO, order);
+ if (!page)
+ return NULL;
+
+ entry = kzalloc(sizeof(*entry), GFP_KERNEL);
+ if (!entry) {
+ __free_pages(page, order);
+ return NULL;
+ }
+
+ entry->page = page;
+ entry->order = order;
+ list_add_tail(&entry->list, &snp_hv_fixed_pages);
+
+ return page;
+}
+
+void snp_free_hv_fixed_pages(struct page *page)
+{
+ struct psp_device *psp_master = psp_get_master_device();
+ struct snp_hv_fixed_pages_entry *entry, *nentry;
+
+ if (!psp_master || !psp_master->sev_data)
+ return;
+
+ /*
+ * SNP_INIT_EX is protected by sev_cmd_mutex, therefore this list
+ * also needs to be protected using the same mutex.
+ */
+ guard(mutex)(&sev_cmd_mutex);
+
+ list_for_each_entry_safe(entry, nentry, &snp_hv_fixed_pages, list) {
+ if (entry->page != page)
+ continue;
+
+ /*
+ * HV_FIXED page state cannot be changed until reboot
+ * and they cannot be used by an SNP guest, so they cannot
+ * be returned back to the page allocator.
+ * Mark the pages as free internally to allow possible re-use.
+ */
+ if (entry->page_state == HV_FIXED) {
+ entry->free = true;
+ } else {
+ __free_pages(page, entry->order);
+ list_del(&entry->list);
+ kfree(entry);
+ }
+ return;
+ }
+}
+
+static void snp_add_hv_fixed_pages(struct sev_device *sev, struct sev_data_range_list *range_list)
+{
+ struct snp_hv_fixed_pages_entry *entry;
+ struct sev_data_range *range;
+ int num_elements;
+
+ lockdep_assert_held(&sev_cmd_mutex);
+
+ if (list_empty(&snp_hv_fixed_pages))
+ return;
+
+ num_elements = list_count_nodes(&snp_hv_fixed_pages) +
+ range_list->num_elements;
+
+ /*
+ * Ensure the list of HV_FIXED pages that will be passed to firmware
+ * do not exceed the page-sized argument buffer.
+ */
+ if (num_elements * sizeof(*range) + sizeof(*range_list) > PAGE_SIZE) {
+ dev_warn(sev->dev, "Additional HV_Fixed pages cannot be accommodated, omitting\n");
+ return;
+ }
+
+ range = &range_list->ranges[range_list->num_elements];
+ list_for_each_entry(entry, &snp_hv_fixed_pages, list) {
+ range->base = page_to_pfn(entry->page) << PAGE_SHIFT;
+ range->page_count = 1 << entry->order;
+ range++;
+ }
+ range_list->num_elements = num_elements;
+}
+
+static void snp_leak_hv_fixed_pages(void)
+{
+ struct snp_hv_fixed_pages_entry *entry;
+
+ /* List is protected by sev_cmd_mutex */
+ lockdep_assert_held(&sev_cmd_mutex);
+
+ if (list_empty(&snp_hv_fixed_pages))
+ return;
+
+ list_for_each_entry(entry, &snp_hv_fixed_pages, list)
+ if (entry->page_state == HV_FIXED)
+ __snp_leak_pages(page_to_pfn(entry->page),
+ 1 << entry->order, false);
+}
+
+bool sev_is_snp_ciphertext_hiding_supported(void)
+{
+ struct psp_device *psp = psp_master;
+ struct sev_device *sev;
+
+ if (!psp || !psp->sev_data)
+ return false;
+
+ sev = psp->sev_data;
+
+ /*
+ * Feature information indicates if CipherTextHiding feature is
+ * supported by the SEV firmware and additionally platform status
+ * indicates if CipherTextHiding feature is enabled in the
+ * Platform BIOS.
+ */
+ return ((sev->snp_feat_info_0.ecx & SNP_CIPHER_TEXT_HIDING_SUPPORTED) &&
+ sev->snp_plat_status.ciphertext_hiding_cap);
+}
+EXPORT_SYMBOL_GPL(sev_is_snp_ciphertext_hiding_supported);
+
+static int snp_get_platform_data(struct sev_device *sev, int *error)
+{
+ struct sev_data_snp_feature_info snp_feat_info;
+ struct snp_feature_info *feat_info;
+ struct sev_data_snp_addr buf;
+ struct page *page;
+ int rc;
+
+ /*
+ * This function is expected to be called before SNP is
+ * initialized.
+ */
+ if (sev->snp_initialized)
+ return -EINVAL;
+
+ buf.address = __psp_pa(&sev->snp_plat_status);
+ rc = sev_do_cmd(SEV_CMD_SNP_PLATFORM_STATUS, &buf, error);
+ if (rc) {
+ dev_err(sev->dev, "SNP PLATFORM_STATUS command failed, ret = %d, error = %#x\n",
+ rc, *error);
+ return rc;
+ }
+
+ sev->api_major = sev->snp_plat_status.api_major;
+ sev->api_minor = sev->snp_plat_status.api_minor;
+ sev->build = sev->snp_plat_status.build_id;
+
+ /*
+ * Do feature discovery of the currently loaded firmware,
+ * and cache feature information from CPUID 0x8000_0024,
+ * sub-function 0.
+ */
+ if (!sev->snp_plat_status.feature_info)
+ return 0;
+
+ /*
+ * Use dynamically allocated structure for the SNP_FEATURE_INFO
+ * command to ensure structure is 8-byte aligned, and does not
+ * cross a page boundary.
+ */
+ page = alloc_page(GFP_KERNEL);
+ if (!page)
+ return -ENOMEM;
+
+ feat_info = page_address(page);
+ snp_feat_info.length = sizeof(snp_feat_info);
+ snp_feat_info.ecx_in = 0;
+ snp_feat_info.feature_info_paddr = __psp_pa(feat_info);
+
+ rc = sev_do_cmd(SEV_CMD_SNP_FEATURE_INFO, &snp_feat_info, error);
+ if (!rc)
+ sev->snp_feat_info_0 = *feat_info;
+ else
+ dev_err(sev->dev, "SNP FEATURE_INFO command failed, ret = %d, error = %#x\n",
+ rc, *error);
+
+ __free_page(page);
+
+ return rc;
+}
+
static int snp_filter_reserved_mem_regions(struct resource *rs, void *arg)
{
struct sev_data_range_list *range_list = arg;
@@ -1103,7 +1359,7 @@ static int snp_filter_reserved_mem_regions(struct resource *rs, void *arg)
return 0;
}
-static int __sev_snp_init_locked(int *error)
+static int __sev_snp_init_locked(int *error, unsigned int max_snp_asid)
{
struct psp_device *psp = psp_master;
struct sev_data_snp_init_ex data;
@@ -1139,6 +1395,8 @@ static int __sev_snp_init_locked(int *error)
*
*/
if (sev_version_greater_or_equal(SNP_MIN_API_MAJOR, 52)) {
+ bool tio_supp = !!(sev->snp_feat_info_0.ebx & SNP_SEV_TIO_SUPPORTED);
+
/*
* Firmware checks that the pages containing the ranges enumerated
* in the RANGES structure are either in the default page state or in the
@@ -1163,10 +1421,33 @@ static int __sev_snp_init_locked(int *error)
return rc;
}
+ /*
+ * Add HV_Fixed pages from other PSP sub-devices, such as SFS to the
+ * HV_Fixed page list.
+ */
+ snp_add_hv_fixed_pages(sev, snp_range_list);
+
memset(&data, 0, sizeof(data));
+
+ if (max_snp_asid) {
+ data.ciphertext_hiding_en = 1;
+ data.max_snp_asid = max_snp_asid;
+ }
+
data.init_rmp = 1;
data.list_paddr_en = 1;
data.list_paddr = __psp_pa(snp_range_list);
+
+ data.tio_en = tio_supp && sev_tio_enabled && amd_iommu_sev_tio_supported();
+
+ /*
+ * When psp_init_on_probe is disabled, the userspace calling
+ * SEV ioctl can inadvertently shut down SNP and SEV-TIO causing
+ * unexpected state loss.
+ */
+ if (data.tio_en && !psp_init_on_probe)
+ dev_warn(sev->dev, "SEV-TIO as incompatible with psp_init_on_probe=0\n");
+
cmd = SEV_CMD_SNP_INIT_EX;
} else {
cmd = SEV_CMD_SNP_INIT;
@@ -1202,8 +1483,10 @@ static int __sev_snp_init_locked(int *error)
return rc;
}
+ snp_hv_fixed_pages_state_update(sev, HV_FIXED);
sev->snp_initialized = true;
- dev_dbg(sev->dev, "SEV-SNP firmware initialized\n");
+ dev_dbg(sev->dev, "SEV-SNP firmware initialized, SEV-TIO is %s\n",
+ data.tio_en ? "enabled" : "disabled");
dev_info(sev->dev, "SEV-SNP API:%d.%d build:%d\n", sev->api_major,
sev->api_minor, sev->build);
@@ -1211,6 +1494,23 @@ static int __sev_snp_init_locked(int *error)
atomic_notifier_chain_register(&panic_notifier_list,
&snp_panic_notifier);
+ if (data.tio_en) {
+ /*
+ * This executes with the sev_cmd_mutex held so down the stack
+ * snp_reclaim_pages(locked=false) might be needed (which is extremely
+ * unlikely) but will cause a deadlock.
+ * Instead of exporting __snp_alloc_firmware_pages(), allocate a page
+ * for this one call here.
+ */
+ void *tio_status = page_address(__snp_alloc_firmware_pages(
+ GFP_KERNEL_ACCOUNT | __GFP_ZERO, 0, true));
+
+ if (tio_status) {
+ sev_tsm_init_locked(sev, tio_status);
+ __snp_free_firmware_pages(virt_to_page(tio_status), 0, true);
+ }
+ }
+
sev_es_tmr_size = SNP_TMR_SIZE;
return 0;
@@ -1286,7 +1586,7 @@ static int __sev_platform_init_locked(int *error)
sev = psp_master->sev_data;
- if (sev->state == SEV_STATE_INIT)
+ if (sev->sev_plat_status.state == SEV_STATE_INIT)
return 0;
__sev_platform_init_handle_tmr(sev);
@@ -1318,7 +1618,7 @@ static int __sev_platform_init_locked(int *error)
return rc;
}
- sev->state = SEV_STATE_INIT;
+ sev->sev_plat_status.state = SEV_STATE_INIT;
/* Prepare for first SEV guest launch after INIT */
wbinvd_on_all_cpus();
@@ -1345,12 +1645,21 @@ static int _sev_platform_init_locked(struct sev_platform_init_args *args)
if (!psp_master || !psp_master->sev_data)
return -ENODEV;
+ /*
+ * Skip SNP/SEV initialization under a kdump kernel as SEV/SNP
+ * may already be initialized in the previous kernel. Since no
+ * SNP/SEV guests are run under a kdump kernel, there is no
+ * need to initialize SNP or SEV during kdump boot.
+ */
+ if (is_kdump_kernel())
+ return 0;
+
sev = psp_master->sev_data;
- if (sev->state == SEV_STATE_INIT)
+ if (sev->sev_plat_status.state == SEV_STATE_INIT)
return 0;
- rc = __sev_snp_init_locked(&args->error);
+ rc = __sev_snp_init_locked(&args->error, args->max_snp_asid);
if (rc && rc != -ENODEV)
return rc;
@@ -1384,7 +1693,7 @@ static int __sev_platform_shutdown_locked(int *error)
sev = psp->sev_data;
- if (sev->state == SEV_STATE_UNINIT)
+ if (sev->sev_plat_status.state == SEV_STATE_UNINIT)
return 0;
ret = __sev_do_cmd_locked(SEV_CMD_SHUTDOWN, NULL, error);
@@ -1394,7 +1703,7 @@ static int __sev_platform_shutdown_locked(int *error)
return ret;
}
- sev->state = SEV_STATE_UNINIT;
+ sev->sev_plat_status.state = SEV_STATE_UNINIT;
dev_dbg(sev->dev, "SEV firmware shutdown\n");
return ret;
@@ -1433,7 +1742,7 @@ static int snp_move_to_init_state(struct sev_issue_cmd *argp, bool *shutdown_req
{
int error, rc;
- rc = __sev_snp_init_locked(&error);
+ rc = __sev_snp_init_locked(&error, 0);
if (rc) {
argp->error = SEV_RET_INVALID_PLATFORM_STATE;
return rc;
@@ -1502,7 +1811,7 @@ static int sev_ioctl_do_pek_pdh_gen(int cmd, struct sev_issue_cmd *argp, bool wr
if (!writable)
return -EPERM;
- if (sev->state == SEV_STATE_UNINIT) {
+ if (sev->sev_plat_status.state == SEV_STATE_UNINIT) {
rc = sev_move_to_init_state(argp, &shutdown_required);
if (rc)
return rc;
@@ -1551,7 +1860,7 @@ static int sev_ioctl_do_pek_csr(struct sev_issue_cmd *argp, bool writable)
data.len = input.length;
cmd:
- if (sev->state == SEV_STATE_UNINIT) {
+ if (sev->sev_plat_status.state == SEV_STATE_UNINIT) {
ret = sev_move_to_init_state(argp, &shutdown_required);
if (ret)
goto e_free_blob;
@@ -1599,6 +1908,16 @@ static int sev_get_api_version(void)
struct sev_user_data_status status;
int error = 0, ret;
+ /*
+ * Cache SNP platform status and SNP feature information
+ * if SNP is available.
+ */
+ if (cc_platform_has(CC_ATTR_HOST_SEV_SNP)) {
+ ret = snp_get_platform_data(sev, &error);
+ if (ret)
+ return 1;
+ }
+
ret = sev_platform_status(&status, &error);
if (ret) {
dev_err(sev->dev,
@@ -1606,10 +1925,12 @@ static int sev_get_api_version(void)
return 1;
}
+ /* Cache SEV platform status */
+ sev->sev_plat_status = status;
+
sev->api_major = status.api_major;
sev->api_minor = status.api_minor;
sev->build = status.build;
- sev->state = status.state;
return 0;
}
@@ -1784,6 +2105,7 @@ static int __sev_snp_shutdown_locked(int *error, bool panic)
return ret;
}
+ snp_leak_hv_fixed_pages();
sev->snp_initialized = false;
dev_dbg(sev->dev, "SEV-SNP firmware shutdown\n");
@@ -1837,7 +2159,7 @@ static int sev_ioctl_do_pek_import(struct sev_issue_cmd *argp, bool writable)
data.oca_cert_len = input.oca_cert_len;
/* If platform is not in INIT state then transition it to INIT */
- if (sev->state != SEV_STATE_INIT) {
+ if (sev->sev_plat_status.state != SEV_STATE_INIT) {
ret = sev_move_to_init_state(argp, &shutdown_required);
if (ret)
goto e_free_oca;
@@ -2008,7 +2330,7 @@ static int sev_ioctl_do_pdh_export(struct sev_issue_cmd *argp, bool writable)
cmd:
/* If platform is not in INIT state then transition it to INIT. */
- if (sev->state != SEV_STATE_INIT) {
+ if (sev->sev_plat_status.state != SEV_STATE_INIT) {
if (!writable) {
ret = -EPERM;
goto e_free_cert;
@@ -2430,7 +2752,7 @@ static void __sev_firmware_shutdown(struct sev_device *sev, bool panic)
{
int error;
- __sev_platform_shutdown_locked(NULL);
+ __sev_platform_shutdown_locked(&error);
if (sev_es_tmr) {
/*
@@ -2468,8 +2790,20 @@ static void __sev_firmware_shutdown(struct sev_device *sev, bool panic)
static void sev_firmware_shutdown(struct sev_device *sev)
{
+ /*
+ * Calling without sev_cmd_mutex held as TSM will likely try disconnecting
+ * IDE and this ends up calling sev_do_cmd() which locks sev_cmd_mutex.
+ */
+ if (sev->tio_status)
+ sev_tsm_uninit(sev);
+
mutex_lock(&sev_cmd_mutex);
+
__sev_firmware_shutdown(sev, false);
+
+ kfree(sev->tio_status);
+ sev->tio_status = NULL;
+
mutex_unlock(&sev_cmd_mutex);
}
@@ -2482,6 +2816,43 @@ void sev_platform_shutdown(void)
}
EXPORT_SYMBOL_GPL(sev_platform_shutdown);
+u64 sev_get_snp_policy_bits(void)
+{
+ struct psp_device *psp = psp_master;
+ struct sev_device *sev;
+ u64 policy_bits;
+
+ if (!cc_platform_has(CC_ATTR_HOST_SEV_SNP))
+ return 0;
+
+ if (!psp || !psp->sev_data)
+ return 0;
+
+ sev = psp->sev_data;
+
+ policy_bits = SNP_POLICY_MASK_BASE;
+
+ if (sev->snp_plat_status.feature_info) {
+ if (sev->snp_feat_info_0.ecx & SNP_RAPL_DISABLE_SUPPORTED)
+ policy_bits |= SNP_POLICY_MASK_RAPL_DIS;
+
+ if (sev->snp_feat_info_0.ecx & SNP_CIPHER_TEXT_HIDING_SUPPORTED)
+ policy_bits |= SNP_POLICY_MASK_CIPHERTEXT_HIDING_DRAM;
+
+ if (sev->snp_feat_info_0.ecx & SNP_AES_256_XTS_POLICY_SUPPORTED)
+ policy_bits |= SNP_POLICY_MASK_MEM_AES_256_XTS;
+
+ if (sev->snp_feat_info_0.ecx & SNP_CXL_ALLOW_POLICY_SUPPORTED)
+ policy_bits |= SNP_POLICY_MASK_CXL_ALLOW;
+
+ if (sev_version_greater_or_equal(1, 58))
+ policy_bits |= SNP_POLICY_MASK_PAGE_SWAP_DISABLE;
+ }
+
+ return policy_bits;
+}
+EXPORT_SYMBOL_GPL(sev_get_snp_policy_bits);
+
void sev_dev_destroy(struct psp_device *psp)
{
struct sev_device *sev = psp->sev_data;
diff --git a/drivers/crypto/ccp/sev-dev.h b/drivers/crypto/ccp/sev-dev.h
index 3e4e5574e88a..b1cd556bbbf6 100644
--- a/drivers/crypto/ccp/sev-dev.h
+++ b/drivers/crypto/ccp/sev-dev.h
@@ -34,6 +34,8 @@ struct sev_misc_dev {
struct miscdevice misc;
};
+struct sev_tio_status;
+
struct sev_device {
struct device *dev;
struct psp_device *psp;
@@ -42,7 +44,6 @@ struct sev_device {
struct sev_vdata *vdata;
- int state;
unsigned int int_rcvd;
wait_queue_head_t int_queue;
struct sev_misc_dev *misc;
@@ -57,12 +58,29 @@ struct sev_device {
bool cmd_buf_backup_active;
bool snp_initialized;
+
+ struct sev_user_data_status sev_plat_status;
+
+ struct sev_user_data_snp_status snp_plat_status;
+ struct snp_feature_info snp_feat_info_0;
+
+ struct tsm_dev *tsmdev;
+ struct sev_tio_status *tio_status;
};
int sev_dev_init(struct psp_device *psp);
void sev_dev_destroy(struct psp_device *psp);
+int __sev_do_cmd_locked(int cmd, void *data, int *psp_ret);
+
void sev_pci_init(void);
void sev_pci_exit(void);
+struct page *snp_alloc_hv_fixed_pages(unsigned int num_2mb_pages);
+void snp_free_hv_fixed_pages(struct page *page);
+
+void sev_tsm_init_locked(struct sev_device *sev, void *tio_status_page);
+void sev_tsm_uninit(struct sev_device *sev);
+int sev_tio_cmd_buffer_len(int cmd);
+
#endif /* __SEV_DEV_H */
diff --git a/drivers/crypto/ccp/sfs.c b/drivers/crypto/ccp/sfs.c
new file mode 100644
index 000000000000..2f4beaafe7ec
--- /dev/null
+++ b/drivers/crypto/ccp/sfs.c
@@ -0,0 +1,311 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * AMD Secure Processor Seamless Firmware Servicing support.
+ *
+ * Copyright (C) 2025 Advanced Micro Devices, Inc.
+ *
+ * Author: Ashish Kalra <ashish.kalra@amd.com>
+ */
+
+#include <linux/firmware.h>
+
+#include "sfs.h"
+#include "sev-dev.h"
+
+#define SFS_DEFAULT_TIMEOUT (10 * MSEC_PER_SEC)
+#define SFS_MAX_PAYLOAD_SIZE (2 * 1024 * 1024)
+#define SFS_NUM_2MB_PAGES_CMDBUF (SFS_MAX_PAYLOAD_SIZE / PMD_SIZE)
+#define SFS_NUM_PAGES_CMDBUF (SFS_MAX_PAYLOAD_SIZE / PAGE_SIZE)
+
+static DEFINE_MUTEX(sfs_ioctl_mutex);
+
+static struct sfs_misc_dev *misc_dev;
+
+static int send_sfs_cmd(struct sfs_device *sfs_dev, int msg)
+{
+ int ret;
+
+ sfs_dev->command_buf->hdr.status = 0;
+ sfs_dev->command_buf->hdr.sub_cmd_id = msg;
+
+ ret = psp_extended_mailbox_cmd(sfs_dev->psp,
+ SFS_DEFAULT_TIMEOUT,
+ (struct psp_ext_request *)sfs_dev->command_buf);
+ if (ret == -EIO) {
+ dev_dbg(sfs_dev->dev,
+ "msg 0x%x failed with PSP error: 0x%x, extended status: 0x%x\n",
+ msg, sfs_dev->command_buf->hdr.status,
+ *(u32 *)sfs_dev->command_buf->buf);
+ }
+
+ return ret;
+}
+
+static int send_sfs_get_fw_versions(struct sfs_device *sfs_dev)
+{
+ /*
+ * SFS_GET_FW_VERSIONS command needs the output buffer to be
+ * initialized to 0xC7 in every byte.
+ */
+ memset(sfs_dev->command_buf->sfs_buffer, 0xc7, PAGE_SIZE);
+ sfs_dev->command_buf->hdr.payload_size = 2 * PAGE_SIZE;
+
+ return send_sfs_cmd(sfs_dev, PSP_SFS_GET_FW_VERSIONS);
+}
+
+static int send_sfs_update_package(struct sfs_device *sfs_dev, const char *payload_name)
+{
+ char payload_path[PAYLOAD_NAME_SIZE + sizeof("amd/")];
+ const struct firmware *firmware;
+ unsigned long package_size;
+ int ret;
+
+ /* Sanitize userspace provided payload name */
+ if (!strnchr(payload_name, PAYLOAD_NAME_SIZE, '\0'))
+ return -EINVAL;
+
+ snprintf(payload_path, sizeof(payload_path), "amd/%s", payload_name);
+
+ ret = firmware_request_nowarn(&firmware, payload_path, sfs_dev->dev);
+ if (ret < 0) {
+ dev_warn_ratelimited(sfs_dev->dev, "firmware request failed for %s (%d)\n",
+ payload_path, ret);
+ return -ENOENT;
+ }
+
+ /*
+ * SFS Update Package command's input buffer contains TEE_EXT_CMD_BUFFER
+ * followed by the Update Package and it should be 64KB aligned.
+ */
+ package_size = ALIGN(firmware->size + PAGE_SIZE, 0x10000U);
+
+ /*
+ * SFS command buffer is a pre-allocated 2MB buffer, fail update package
+ * if SFS payload is larger than the pre-allocated command buffer.
+ */
+ if (package_size > SFS_MAX_PAYLOAD_SIZE) {
+ dev_warn_ratelimited(sfs_dev->dev,
+ "SFS payload size %ld larger than maximum supported payload size of %u\n",
+ package_size, SFS_MAX_PAYLOAD_SIZE);
+ release_firmware(firmware);
+ return -E2BIG;
+ }
+
+ /*
+ * Copy firmware data to a HV_Fixed memory region.
+ */
+ memcpy(sfs_dev->command_buf->sfs_buffer, firmware->data, firmware->size);
+ sfs_dev->command_buf->hdr.payload_size = package_size;
+
+ release_firmware(firmware);
+
+ return send_sfs_cmd(sfs_dev, PSP_SFS_UPDATE);
+}
+
+static long sfs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+{
+ struct sfs_user_get_fw_versions __user *sfs_get_fw_versions;
+ struct sfs_user_update_package __user *sfs_update_package;
+ struct psp_device *psp_master = psp_get_master_device();
+ char payload_name[PAYLOAD_NAME_SIZE];
+ struct sfs_device *sfs_dev;
+ int ret = 0;
+
+ if (!psp_master || !psp_master->sfs_data)
+ return -ENODEV;
+
+ sfs_dev = psp_master->sfs_data;
+
+ guard(mutex)(&sfs_ioctl_mutex);
+
+ switch (cmd) {
+ case SFSIOCFWVERS:
+ dev_dbg(sfs_dev->dev, "in SFSIOCFWVERS\n");
+
+ sfs_get_fw_versions = (struct sfs_user_get_fw_versions __user *)arg;
+
+ ret = send_sfs_get_fw_versions(sfs_dev);
+ if (ret && ret != -EIO)
+ return ret;
+
+ /*
+ * Return SFS status and extended status back to userspace
+ * if PSP status indicated success or command error.
+ */
+ if (copy_to_user(&sfs_get_fw_versions->blob, sfs_dev->command_buf->sfs_buffer,
+ PAGE_SIZE))
+ return -EFAULT;
+ if (copy_to_user(&sfs_get_fw_versions->sfs_status,
+ &sfs_dev->command_buf->hdr.status,
+ sizeof(sfs_get_fw_versions->sfs_status)))
+ return -EFAULT;
+ if (copy_to_user(&sfs_get_fw_versions->sfs_extended_status,
+ &sfs_dev->command_buf->buf,
+ sizeof(sfs_get_fw_versions->sfs_extended_status)))
+ return -EFAULT;
+ break;
+ case SFSIOCUPDATEPKG:
+ dev_dbg(sfs_dev->dev, "in SFSIOCUPDATEPKG\n");
+
+ sfs_update_package = (struct sfs_user_update_package __user *)arg;
+
+ if (copy_from_user(payload_name, sfs_update_package->payload_name,
+ PAYLOAD_NAME_SIZE))
+ return -EFAULT;
+
+ ret = send_sfs_update_package(sfs_dev, payload_name);
+ if (ret && ret != -EIO)
+ return ret;
+
+ /*
+ * Return SFS status and extended status back to userspace
+ * if PSP status indicated success or command error.
+ */
+ if (copy_to_user(&sfs_update_package->sfs_status,
+ &sfs_dev->command_buf->hdr.status,
+ sizeof(sfs_update_package->sfs_status)))
+ return -EFAULT;
+ if (copy_to_user(&sfs_update_package->sfs_extended_status,
+ &sfs_dev->command_buf->buf,
+ sizeof(sfs_update_package->sfs_extended_status)))
+ return -EFAULT;
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
+static const struct file_operations sfs_fops = {
+ .owner = THIS_MODULE,
+ .unlocked_ioctl = sfs_ioctl,
+};
+
+static void sfs_exit(struct kref *ref)
+{
+ misc_deregister(&misc_dev->misc);
+ kfree(misc_dev);
+ misc_dev = NULL;
+}
+
+void sfs_dev_destroy(struct psp_device *psp)
+{
+ struct sfs_device *sfs_dev = psp->sfs_data;
+
+ if (!sfs_dev)
+ return;
+
+ /*
+ * Change SFS command buffer back to the default "Write-Back" type.
+ */
+ set_memory_wb((unsigned long)sfs_dev->command_buf, SFS_NUM_PAGES_CMDBUF);
+
+ snp_free_hv_fixed_pages(sfs_dev->page);
+
+ if (sfs_dev->misc)
+ kref_put(&misc_dev->refcount, sfs_exit);
+
+ psp->sfs_data = NULL;
+}
+
+/* Based on sev_misc_init() */
+static int sfs_misc_init(struct sfs_device *sfs)
+{
+ struct device *dev = sfs->dev;
+ int ret;
+
+ /*
+ * SFS feature support can be detected on multiple devices but the SFS
+ * FW commands must be issued on the master. During probe, we do not
+ * know the master hence we create /dev/sfs on the first device probe.
+ */
+ if (!misc_dev) {
+ struct miscdevice *misc;
+
+ misc_dev = kzalloc(sizeof(*misc_dev), GFP_KERNEL);
+ if (!misc_dev)
+ return -ENOMEM;
+
+ misc = &misc_dev->misc;
+ misc->minor = MISC_DYNAMIC_MINOR;
+ misc->name = "sfs";
+ misc->fops = &sfs_fops;
+ misc->mode = 0600;
+
+ ret = misc_register(misc);
+ if (ret)
+ return ret;
+
+ kref_init(&misc_dev->refcount);
+ } else {
+ kref_get(&misc_dev->refcount);
+ }
+
+ sfs->misc = misc_dev;
+ dev_dbg(dev, "registered SFS device\n");
+
+ return 0;
+}
+
+int sfs_dev_init(struct psp_device *psp)
+{
+ struct device *dev = psp->dev;
+ struct sfs_device *sfs_dev;
+ struct page *page;
+ int ret = -ENOMEM;
+
+ sfs_dev = devm_kzalloc(dev, sizeof(*sfs_dev), GFP_KERNEL);
+ if (!sfs_dev)
+ return -ENOMEM;
+
+ /*
+ * Pre-allocate 2MB command buffer for all SFS commands using
+ * SNP HV_Fixed page allocator which also transitions the
+ * SFS command buffer to HV_Fixed page state if SNP is enabled.
+ */
+ page = snp_alloc_hv_fixed_pages(SFS_NUM_2MB_PAGES_CMDBUF);
+ if (!page) {
+ dev_dbg(dev, "Command Buffer HV-Fixed page allocation failed\n");
+ goto cleanup_dev;
+ }
+ sfs_dev->page = page;
+ sfs_dev->command_buf = page_address(page);
+
+ dev_dbg(dev, "Command buffer 0x%px to be marked as HV_Fixed\n", sfs_dev->command_buf);
+
+ /*
+ * SFS command buffer must be mapped as non-cacheable.
+ */
+ ret = set_memory_uc((unsigned long)sfs_dev->command_buf, SFS_NUM_PAGES_CMDBUF);
+ if (ret) {
+ dev_dbg(dev, "Set memory uc failed\n");
+ goto cleanup_cmd_buf;
+ }
+
+ dev_dbg(dev, "Command buffer 0x%px marked uncacheable\n", sfs_dev->command_buf);
+
+ psp->sfs_data = sfs_dev;
+ sfs_dev->dev = dev;
+ sfs_dev->psp = psp;
+
+ ret = sfs_misc_init(sfs_dev);
+ if (ret)
+ goto cleanup_mem_attr;
+
+ dev_notice(sfs_dev->dev, "SFS support is available\n");
+
+ return 0;
+
+cleanup_mem_attr:
+ set_memory_wb((unsigned long)sfs_dev->command_buf, SFS_NUM_PAGES_CMDBUF);
+
+cleanup_cmd_buf:
+ snp_free_hv_fixed_pages(page);
+
+cleanup_dev:
+ psp->sfs_data = NULL;
+ devm_kfree(dev, sfs_dev);
+
+ return ret;
+}
diff --git a/drivers/crypto/ccp/sfs.h b/drivers/crypto/ccp/sfs.h
new file mode 100644
index 000000000000..97704c210efd
--- /dev/null
+++ b/drivers/crypto/ccp/sfs.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * AMD Platform Security Processor (PSP) Seamless Firmware (SFS) Support.
+ *
+ * Copyright (C) 2025 Advanced Micro Devices, Inc.
+ *
+ * Author: Ashish Kalra <ashish.kalra@amd.com>
+ */
+
+#ifndef __SFS_H__
+#define __SFS_H__
+
+#include <uapi/linux/psp-sfs.h>
+
+#include <linux/device.h>
+#include <linux/miscdevice.h>
+#include <linux/psp-sev.h>
+#include <linux/psp-platform-access.h>
+#include <linux/set_memory.h>
+
+#include "psp-dev.h"
+
+struct sfs_misc_dev {
+ struct kref refcount;
+ struct miscdevice misc;
+};
+
+struct sfs_command {
+ struct psp_ext_req_buffer_hdr hdr;
+ u8 buf[PAGE_SIZE - sizeof(struct psp_ext_req_buffer_hdr)];
+ u8 sfs_buffer[];
+} __packed;
+
+struct sfs_device {
+ struct device *dev;
+ struct psp_device *psp;
+
+ struct page *page;
+ struct sfs_command *command_buf;
+
+ struct sfs_misc_dev *misc;
+};
+
+void sfs_dev_destroy(struct psp_device *psp);
+int sfs_dev_init(struct psp_device *psp);
+
+#endif /* __SFS_H__ */
diff --git a/drivers/crypto/ccp/sp-dev.h b/drivers/crypto/ccp/sp-dev.h
index 6f9d7063257d..1335a83fe052 100644
--- a/drivers/crypto/ccp/sp-dev.h
+++ b/drivers/crypto/ccp/sp-dev.h
@@ -95,7 +95,7 @@ struct sp_device {
struct device *dev;
- struct sp_dev_vdata *dev_vdata;
+ const struct sp_dev_vdata *dev_vdata;
unsigned int ord;
char name[SP_MAX_NAME_LEN];
diff --git a/drivers/crypto/ccp/sp-pci.c b/drivers/crypto/ccp/sp-pci.c
index e7bb803912a6..8891ceee1d7d 100644
--- a/drivers/crypto/ccp/sp-pci.c
+++ b/drivers/crypto/ccp/sp-pci.c
@@ -459,6 +459,17 @@ static const struct psp_vdata pspv6 = {
.intsts_reg = 0x10514, /* P2CMSG_INTSTS */
};
+static const struct psp_vdata pspv7 = {
+ .tee = &teev2,
+ .cmdresp_reg = 0x10944, /* C2PMSG_17 */
+ .cmdbuff_addr_lo_reg = 0x10948, /* C2PMSG_18 */
+ .cmdbuff_addr_hi_reg = 0x1094c, /* C2PMSG_19 */
+ .bootloader_info_reg = 0x109ec, /* C2PMSG_59 */
+ .feature_reg = 0x109fc, /* C2PMSG_63 */
+ .inten_reg = 0x10510, /* P2CMSG_INTEN */
+ .intsts_reg = 0x10514, /* P2CMSG_INTSTS */
+};
+
#endif
static const struct sp_dev_vdata dev_vdata[] = {
@@ -525,6 +536,13 @@ static const struct sp_dev_vdata dev_vdata[] = {
.psp_vdata = &pspv6,
#endif
},
+ { /* 9 */
+ .bar = 2,
+#ifdef CONFIG_CRYPTO_DEV_SP_PSP
+ .psp_vdata = &pspv7,
+#endif
+ },
+
};
static const struct pci_device_id sp_pci_table[] = {
{ PCI_VDEVICE(AMD, 0x1537), (kernel_ulong_t)&dev_vdata[0] },
@@ -539,6 +557,7 @@ static const struct pci_device_id sp_pci_table[] = {
{ PCI_VDEVICE(AMD, 0x17E0), (kernel_ulong_t)&dev_vdata[7] },
{ PCI_VDEVICE(AMD, 0x156E), (kernel_ulong_t)&dev_vdata[8] },
{ PCI_VDEVICE(AMD, 0x17D8), (kernel_ulong_t)&dev_vdata[8] },
+ { PCI_VDEVICE(AMD, 0x115A), (kernel_ulong_t)&dev_vdata[9] },
/* Last entry must be zero */
{ 0, }
};
diff --git a/drivers/crypto/ccp/sp-platform.c b/drivers/crypto/ccp/sp-platform.c
index 3933cac1694d..3f9843fa7782 100644
--- a/drivers/crypto/ccp/sp-platform.c
+++ b/drivers/crypto/ccp/sp-platform.c
@@ -52,24 +52,13 @@ static const struct of_device_id sp_of_match[] = {
};
MODULE_DEVICE_TABLE(of, sp_of_match);
-static struct sp_dev_vdata *sp_get_of_version(struct platform_device *pdev)
-{
- const struct of_device_id *match;
-
- match = of_match_node(sp_of_match, pdev->dev.of_node);
- if (match && match->data)
- return (struct sp_dev_vdata *)match->data;
-
- return NULL;
-}
-
-static struct sp_dev_vdata *sp_get_acpi_version(struct platform_device *pdev)
+static const struct sp_dev_vdata *sp_get_acpi_version(struct platform_device *pdev)
{
const struct acpi_device_id *match;
match = acpi_match_device(sp_acpi_match, &pdev->dev);
if (match && match->driver_data)
- return (struct sp_dev_vdata *)match->driver_data;
+ return (const struct sp_dev_vdata *)match->driver_data;
return NULL;
}
@@ -123,7 +112,7 @@ static int sp_platform_probe(struct platform_device *pdev)
goto e_err;
sp->dev_specific = sp_platform;
- sp->dev_vdata = pdev->dev.of_node ? sp_get_of_version(pdev)
+ sp->dev_vdata = pdev->dev.of_node ? of_device_get_match_data(&pdev->dev)
: sp_get_acpi_version(pdev);
if (!sp->dev_vdata) {
ret = -ENODEV;
diff --git a/drivers/crypto/ccree/cc_buffer_mgr.c b/drivers/crypto/ccree/cc_buffer_mgr.c
index 3963bb91321f..dc7e0cd51c25 100644
--- a/drivers/crypto/ccree/cc_buffer_mgr.c
+++ b/drivers/crypto/ccree/cc_buffer_mgr.c
@@ -1235,6 +1235,7 @@ int cc_map_hash_request_update(struct cc_drvdata *drvdata, void *ctx,
int rc = 0;
u32 dummy = 0;
u32 mapped_nents = 0;
+ int sg_nents;
dev_dbg(dev, " update params : curr_buff=%p curr_buff_cnt=0x%X nbytes=0x%X src=%p curr_index=%u\n",
curr_buff, *curr_buff_cnt, nbytes, src, areq_ctx->buff_index);
@@ -1248,7 +1249,10 @@ int cc_map_hash_request_update(struct cc_drvdata *drvdata, void *ctx,
if (total_in_len < block_size) {
dev_dbg(dev, " less than one block: curr_buff=%p *curr_buff_cnt=0x%X copy_to=%p\n",
curr_buff, *curr_buff_cnt, &curr_buff[*curr_buff_cnt]);
- areq_ctx->in_nents = sg_nents_for_len(src, nbytes);
+ sg_nents = sg_nents_for_len(src, nbytes);
+ if (sg_nents < 0)
+ return sg_nents;
+ areq_ctx->in_nents = sg_nents;
sg_copy_to_buffer(src, areq_ctx->in_nents,
&curr_buff[*curr_buff_cnt], nbytes);
*curr_buff_cnt += nbytes;
diff --git a/drivers/crypto/chelsio/Kconfig b/drivers/crypto/chelsio/Kconfig
index 5dd3f6a4781a..37294bb74003 100644
--- a/drivers/crypto/chelsio/Kconfig
+++ b/drivers/crypto/chelsio/Kconfig
@@ -4,9 +4,9 @@ config CRYPTO_DEV_CHELSIO
depends on CHELSIO_T4
select CRYPTO_LIB_AES
select CRYPTO_LIB_GF128MUL
- select CRYPTO_SHA1
- select CRYPTO_SHA256
- select CRYPTO_SHA512
+ select CRYPTO_LIB_SHA1
+ select CRYPTO_LIB_SHA256
+ select CRYPTO_LIB_SHA512
select CRYPTO_AUTHENC
help
The Chelsio Crypto Co-processor driver for T6 adapters.
diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c
index be21e4e2016c..22cbc343198a 100644
--- a/drivers/crypto/chelsio/chcr_algo.c
+++ b/drivers/crypto/chelsio/chcr_algo.c
@@ -51,7 +51,6 @@
#include <crypto/aes.h>
#include <crypto/algapi.h>
-#include <crypto/hash.h>
#include <crypto/gcm.h>
#include <crypto/sha1.h>
#include <crypto/sha2.h>
@@ -277,88 +276,60 @@ static void get_aes_decrypt_key(unsigned char *dec_key,
}
}
-static struct crypto_shash *chcr_alloc_shash(unsigned int ds)
+static int chcr_prepare_hmac_key(const u8 *raw_key, unsigned int raw_key_len,
+ int digestsize, void *istate, void *ostate)
{
- struct crypto_shash *base_hash = ERR_PTR(-EINVAL);
-
- switch (ds) {
+ __be32 *istate32 = istate, *ostate32 = ostate;
+ __be64 *istate64 = istate, *ostate64 = ostate;
+ union {
+ struct hmac_sha1_key sha1;
+ struct hmac_sha224_key sha224;
+ struct hmac_sha256_key sha256;
+ struct hmac_sha384_key sha384;
+ struct hmac_sha512_key sha512;
+ } k;
+
+ switch (digestsize) {
case SHA1_DIGEST_SIZE:
- base_hash = crypto_alloc_shash("sha1", 0, 0);
+ hmac_sha1_preparekey(&k.sha1, raw_key, raw_key_len);
+ for (int i = 0; i < ARRAY_SIZE(k.sha1.istate.h); i++) {
+ istate32[i] = cpu_to_be32(k.sha1.istate.h[i]);
+ ostate32[i] = cpu_to_be32(k.sha1.ostate.h[i]);
+ }
break;
case SHA224_DIGEST_SIZE:
- base_hash = crypto_alloc_shash("sha224", 0, 0);
+ hmac_sha224_preparekey(&k.sha224, raw_key, raw_key_len);
+ for (int i = 0; i < ARRAY_SIZE(k.sha224.key.istate.h); i++) {
+ istate32[i] = cpu_to_be32(k.sha224.key.istate.h[i]);
+ ostate32[i] = cpu_to_be32(k.sha224.key.ostate.h[i]);
+ }
break;
case SHA256_DIGEST_SIZE:
- base_hash = crypto_alloc_shash("sha256", 0, 0);
+ hmac_sha256_preparekey(&k.sha256, raw_key, raw_key_len);
+ for (int i = 0; i < ARRAY_SIZE(k.sha256.key.istate.h); i++) {
+ istate32[i] = cpu_to_be32(k.sha256.key.istate.h[i]);
+ ostate32[i] = cpu_to_be32(k.sha256.key.ostate.h[i]);
+ }
break;
case SHA384_DIGEST_SIZE:
- base_hash = crypto_alloc_shash("sha384", 0, 0);
+ hmac_sha384_preparekey(&k.sha384, raw_key, raw_key_len);
+ for (int i = 0; i < ARRAY_SIZE(k.sha384.key.istate.h); i++) {
+ istate64[i] = cpu_to_be64(k.sha384.key.istate.h[i]);
+ ostate64[i] = cpu_to_be64(k.sha384.key.ostate.h[i]);
+ }
break;
case SHA512_DIGEST_SIZE:
- base_hash = crypto_alloc_shash("sha512", 0, 0);
+ hmac_sha512_preparekey(&k.sha512, raw_key, raw_key_len);
+ for (int i = 0; i < ARRAY_SIZE(k.sha512.key.istate.h); i++) {
+ istate64[i] = cpu_to_be64(k.sha512.key.istate.h[i]);
+ ostate64[i] = cpu_to_be64(k.sha512.key.ostate.h[i]);
+ }
break;
+ default:
+ return -EINVAL;
}
-
- return base_hash;
-}
-
-static int chcr_compute_partial_hash(struct shash_desc *desc,
- char *iopad, char *result_hash,
- int digest_size)
-{
- struct sha1_state sha1_st;
- struct sha256_state sha256_st;
- struct sha512_state sha512_st;
- int error;
-
- if (digest_size == SHA1_DIGEST_SIZE) {
- error = crypto_shash_init(desc) ?:
- crypto_shash_update(desc, iopad, SHA1_BLOCK_SIZE) ?:
- crypto_shash_export_core(desc, &sha1_st);
- memcpy(result_hash, sha1_st.state, SHA1_DIGEST_SIZE);
- } else if (digest_size == SHA224_DIGEST_SIZE) {
- error = crypto_shash_init(desc) ?:
- crypto_shash_update(desc, iopad, SHA256_BLOCK_SIZE) ?:
- crypto_shash_export_core(desc, &sha256_st);
- memcpy(result_hash, sha256_st.state, SHA256_DIGEST_SIZE);
-
- } else if (digest_size == SHA256_DIGEST_SIZE) {
- error = crypto_shash_init(desc) ?:
- crypto_shash_update(desc, iopad, SHA256_BLOCK_SIZE) ?:
- crypto_shash_export_core(desc, &sha256_st);
- memcpy(result_hash, sha256_st.state, SHA256_DIGEST_SIZE);
-
- } else if (digest_size == SHA384_DIGEST_SIZE) {
- error = crypto_shash_init(desc) ?:
- crypto_shash_update(desc, iopad, SHA512_BLOCK_SIZE) ?:
- crypto_shash_export_core(desc, &sha512_st);
- memcpy(result_hash, sha512_st.state, SHA512_DIGEST_SIZE);
-
- } else if (digest_size == SHA512_DIGEST_SIZE) {
- error = crypto_shash_init(desc) ?:
- crypto_shash_update(desc, iopad, SHA512_BLOCK_SIZE) ?:
- crypto_shash_export_core(desc, &sha512_st);
- memcpy(result_hash, sha512_st.state, SHA512_DIGEST_SIZE);
- } else {
- error = -EINVAL;
- pr_err("Unknown digest size %d\n", digest_size);
- }
- return error;
-}
-
-static void chcr_change_order(char *buf, int ds)
-{
- int i;
-
- if (ds == SHA512_DIGEST_SIZE) {
- for (i = 0; i < (ds / sizeof(u64)); i++)
- *((__be64 *)buf + i) =
- cpu_to_be64(*((u64 *)buf + i));
- } else {
- for (i = 0; i < (ds / sizeof(u32)); i++)
- *((__be32 *)buf + i) =
- cpu_to_be32(*((u32 *)buf + i));
- }
+ memzero_explicit(&k, sizeof(k));
+ return 0;
}
static inline int is_hmac(struct crypto_tfm *tfm)
@@ -1547,11 +1518,6 @@ static int get_alg_config(struct algo_param *params,
return 0;
}
-static inline void chcr_free_shash(struct crypto_shash *base_hash)
-{
- crypto_free_shash(base_hash);
-}
-
/**
* create_hash_wr - Create hash work request
* @req: Cipher req base
@@ -2202,53 +2168,13 @@ static int chcr_ahash_setkey(struct crypto_ahash *tfm, const u8 *key,
unsigned int keylen)
{
struct hmac_ctx *hmacctx = HMAC_CTX(h_ctx(tfm));
- unsigned int digestsize = crypto_ahash_digestsize(tfm);
- unsigned int bs = crypto_tfm_alg_blocksize(crypto_ahash_tfm(tfm));
- unsigned int i, err = 0, updated_digestsize;
-
- SHASH_DESC_ON_STACK(shash, hmacctx->base_hash);
/* use the key to calculate the ipad and opad. ipad will sent with the
* first request's data. opad will be sent with the final hash result
* ipad in hmacctx->ipad and opad in hmacctx->opad location
*/
- shash->tfm = hmacctx->base_hash;
- if (keylen > bs) {
- err = crypto_shash_digest(shash, key, keylen,
- hmacctx->ipad);
- if (err)
- goto out;
- keylen = digestsize;
- } else {
- memcpy(hmacctx->ipad, key, keylen);
- }
- memset(hmacctx->ipad + keylen, 0, bs - keylen);
- unsafe_memcpy(hmacctx->opad, hmacctx->ipad, bs,
- "fortified memcpy causes -Wrestrict warning");
-
- for (i = 0; i < bs / sizeof(int); i++) {
- *((unsigned int *)(&hmacctx->ipad) + i) ^= IPAD_DATA;
- *((unsigned int *)(&hmacctx->opad) + i) ^= OPAD_DATA;
- }
-
- updated_digestsize = digestsize;
- if (digestsize == SHA224_DIGEST_SIZE)
- updated_digestsize = SHA256_DIGEST_SIZE;
- else if (digestsize == SHA384_DIGEST_SIZE)
- updated_digestsize = SHA512_DIGEST_SIZE;
- err = chcr_compute_partial_hash(shash, hmacctx->ipad,
- hmacctx->ipad, digestsize);
- if (err)
- goto out;
- chcr_change_order(hmacctx->ipad, updated_digestsize);
-
- err = chcr_compute_partial_hash(shash, hmacctx->opad,
- hmacctx->opad, digestsize);
- if (err)
- goto out;
- chcr_change_order(hmacctx->opad, updated_digestsize);
-out:
- return err;
+ return chcr_prepare_hmac_key(key, keylen, crypto_ahash_digestsize(tfm),
+ hmacctx->ipad, hmacctx->opad);
}
static int chcr_aes_xts_setkey(struct crypto_skcipher *cipher, const u8 *key,
@@ -2344,30 +2270,11 @@ static int chcr_hmac_init(struct ahash_request *areq)
static int chcr_hmac_cra_init(struct crypto_tfm *tfm)
{
- struct chcr_context *ctx = crypto_tfm_ctx(tfm);
- struct hmac_ctx *hmacctx = HMAC_CTX(ctx);
- unsigned int digestsize =
- crypto_ahash_digestsize(__crypto_ahash_cast(tfm));
-
crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm),
sizeof(struct chcr_ahash_req_ctx));
- hmacctx->base_hash = chcr_alloc_shash(digestsize);
- if (IS_ERR(hmacctx->base_hash))
- return PTR_ERR(hmacctx->base_hash);
return chcr_device_init(crypto_tfm_ctx(tfm));
}
-static void chcr_hmac_cra_exit(struct crypto_tfm *tfm)
-{
- struct chcr_context *ctx = crypto_tfm_ctx(tfm);
- struct hmac_ctx *hmacctx = HMAC_CTX(ctx);
-
- if (hmacctx->base_hash) {
- chcr_free_shash(hmacctx->base_hash);
- hmacctx->base_hash = NULL;
- }
-}
-
inline void chcr_aead_common_exit(struct aead_request *req)
{
struct chcr_aead_reqctx *reqctx = aead_request_ctx_dma(req);
@@ -3557,15 +3464,12 @@ static int chcr_authenc_setkey(struct crypto_aead *authenc, const u8 *key,
struct chcr_authenc_ctx *actx = AUTHENC_CTX(aeadctx);
/* it contains auth and cipher key both*/
struct crypto_authenc_keys keys;
- unsigned int bs, subtype;
+ unsigned int subtype;
unsigned int max_authsize = crypto_aead_alg(authenc)->maxauthsize;
- int err = 0, i, key_ctx_len = 0;
+ int err = 0, key_ctx_len = 0;
unsigned char ck_size = 0;
- unsigned char pad[CHCR_HASH_MAX_BLOCK_SIZE_128] = { 0 };
- struct crypto_shash *base_hash = ERR_PTR(-EINVAL);
struct algo_param param;
int align;
- u8 *o_ptr = NULL;
crypto_aead_clear_flags(aeadctx->sw_cipher, CRYPTO_TFM_REQ_MASK);
crypto_aead_set_flags(aeadctx->sw_cipher, crypto_aead_get_flags(authenc)
@@ -3613,68 +3517,26 @@ static int chcr_authenc_setkey(struct crypto_aead *authenc, const u8 *key,
get_aes_decrypt_key(actx->dec_rrkey, aeadctx->key,
aeadctx->enckey_len << 3);
}
- base_hash = chcr_alloc_shash(max_authsize);
- if (IS_ERR(base_hash)) {
- pr_err("Base driver cannot be loaded\n");
+
+ align = KEYCTX_ALIGN_PAD(max_authsize);
+ err = chcr_prepare_hmac_key(keys.authkey, keys.authkeylen, max_authsize,
+ actx->h_iopad,
+ actx->h_iopad + param.result_size + align);
+ if (err)
goto out;
- }
- {
- SHASH_DESC_ON_STACK(shash, base_hash);
-
- shash->tfm = base_hash;
- bs = crypto_shash_blocksize(base_hash);
- align = KEYCTX_ALIGN_PAD(max_authsize);
- o_ptr = actx->h_iopad + param.result_size + align;
-
- if (keys.authkeylen > bs) {
- err = crypto_shash_digest(shash, keys.authkey,
- keys.authkeylen,
- o_ptr);
- if (err) {
- pr_err("Base driver cannot be loaded\n");
- goto out;
- }
- keys.authkeylen = max_authsize;
- } else
- memcpy(o_ptr, keys.authkey, keys.authkeylen);
-
- /* Compute the ipad-digest*/
- memset(pad + keys.authkeylen, 0, bs - keys.authkeylen);
- memcpy(pad, o_ptr, keys.authkeylen);
- for (i = 0; i < bs >> 2; i++)
- *((unsigned int *)pad + i) ^= IPAD_DATA;
-
- if (chcr_compute_partial_hash(shash, pad, actx->h_iopad,
- max_authsize))
- goto out;
- /* Compute the opad-digest */
- memset(pad + keys.authkeylen, 0, bs - keys.authkeylen);
- memcpy(pad, o_ptr, keys.authkeylen);
- for (i = 0; i < bs >> 2; i++)
- *((unsigned int *)pad + i) ^= OPAD_DATA;
- if (chcr_compute_partial_hash(shash, pad, o_ptr, max_authsize))
- goto out;
+ key_ctx_len = sizeof(struct _key_ctx) + roundup(keys.enckeylen, 16) +
+ (param.result_size + align) * 2;
+ aeadctx->key_ctx_hdr = FILL_KEY_CTX_HDR(ck_size, param.mk_size, 0, 1,
+ key_ctx_len >> 4);
+ actx->auth_mode = param.auth_mode;
+
+ memzero_explicit(&keys, sizeof(keys));
+ return 0;
- /* convert the ipad and opad digest to network order */
- chcr_change_order(actx->h_iopad, param.result_size);
- chcr_change_order(o_ptr, param.result_size);
- key_ctx_len = sizeof(struct _key_ctx) +
- roundup(keys.enckeylen, 16) +
- (param.result_size + align) * 2;
- aeadctx->key_ctx_hdr = FILL_KEY_CTX_HDR(ck_size, param.mk_size,
- 0, 1, key_ctx_len >> 4);
- actx->auth_mode = param.auth_mode;
- chcr_free_shash(base_hash);
-
- memzero_explicit(&keys, sizeof(keys));
- return 0;
- }
out:
aeadctx->enckey_len = 0;
memzero_explicit(&keys, sizeof(keys));
- if (!IS_ERR(base_hash))
- chcr_free_shash(base_hash);
return -EINVAL;
}
@@ -4490,7 +4352,6 @@ static int chcr_register_alg(void)
if (driver_algs[i].type == CRYPTO_ALG_TYPE_HMAC) {
a_hash->halg.base.cra_init = chcr_hmac_cra_init;
- a_hash->halg.base.cra_exit = chcr_hmac_cra_exit;
a_hash->init = chcr_hmac_init;
a_hash->setkey = chcr_ahash_setkey;
a_hash->halg.base.cra_ctxsize = SZ_AHASH_H_CTX;
diff --git a/drivers/crypto/chelsio/chcr_crypto.h b/drivers/crypto/chelsio/chcr_crypto.h
index 1d693b8436e6..e1e79e5f01e7 100644
--- a/drivers/crypto/chelsio/chcr_crypto.h
+++ b/drivers/crypto/chelsio/chcr_crypto.h
@@ -241,7 +241,6 @@ struct chcr_aead_ctx {
};
struct hmac_ctx {
- struct crypto_shash *base_hash;
u8 ipad[CHCR_HASH_MAX_BLOCK_SIZE_128];
u8 opad[CHCR_HASH_MAX_BLOCK_SIZE_128];
};
diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c
index 925991526745..edf36f6add52 100644
--- a/drivers/crypto/hifn_795x.c
+++ b/drivers/crypto/hifn_795x.c
@@ -913,11 +913,10 @@ static void hifn_init_pll(struct hifn_device *dev)
else
pllcfg |= HIFN_PLL_REF_CLK_HBI;
- if (hifn_pll_ref[3] != '\0')
- freq = simple_strtoul(hifn_pll_ref + 3, NULL, 10);
- else {
+ if (hifn_pll_ref[3] == '\0' ||
+ kstrtouint(hifn_pll_ref + 3, 10, &freq)) {
freq = 66;
- dev_info(&dev->pdev->dev, "assuming %uMHz clock speed, override with hifn_pll_ref=%.3s<frequency>\n",
+ dev_info(&dev->pdev->dev, "assuming %u MHz clock speed, override with hifn_pll_ref=%.3s<frequency>\n",
freq, hifn_pll_ref);
}
diff --git a/drivers/crypto/hisilicon/debugfs.c b/drivers/crypto/hisilicon/debugfs.c
index 45e130b901eb..17eb236e9ee4 100644
--- a/drivers/crypto/hisilicon/debugfs.c
+++ b/drivers/crypto/hisilicon/debugfs.c
@@ -888,6 +888,7 @@ static int qm_diff_regs_init(struct hisi_qm *qm,
dfx_regs_uninit(qm, qm->debug.qm_diff_regs, ARRAY_SIZE(qm_diff_regs));
ret = PTR_ERR(qm->debug.acc_diff_regs);
qm->debug.acc_diff_regs = NULL;
+ qm->debug.qm_diff_regs = NULL;
return ret;
}
diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c
index f5b47e5ff48a..b94fecd765ee 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_main.c
+++ b/drivers/crypto/hisilicon/hpre/hpre_main.c
@@ -39,6 +39,7 @@
#define HPRE_HAC_RAS_NFE_ENB 0x301414
#define HPRE_HAC_RAS_FE_ENB 0x301418
#define HPRE_HAC_INT_SET 0x301500
+#define HPRE_AXI_ERROR_MASK GENMASK(21, 10)
#define HPRE_RNG_TIMEOUT_NUM 0x301A34
#define HPRE_CORE_INT_ENABLE 0
#define HPRE_RDCHN_INI_ST 0x301a00
@@ -78,6 +79,11 @@
#define HPRE_PREFETCH_ENABLE (~(BIT(0) | BIT(30)))
#define HPRE_PREFETCH_DISABLE BIT(30)
#define HPRE_SVA_DISABLE_READY (BIT(4) | BIT(8))
+#define HPRE_SVA_PREFTCH_DFX4 0x301144
+#define HPRE_WAIT_SVA_READY 500000
+#define HPRE_READ_SVA_STATUS_TIMES 3
+#define HPRE_WAIT_US_MIN 10
+#define HPRE_WAIT_US_MAX 20
/* clock gate */
#define HPRE_CLKGATE_CTL 0x301a10
@@ -466,6 +472,33 @@ struct hisi_qp *hpre_create_qp(u8 type)
return NULL;
}
+static int hpre_wait_sva_ready(struct hisi_qm *qm)
+{
+ u32 val, try_times = 0;
+ u8 count = 0;
+
+ /*
+ * Read the register value every 10-20us. If the value is 0 for three
+ * consecutive times, the SVA module is ready.
+ */
+ do {
+ val = readl(qm->io_base + HPRE_SVA_PREFTCH_DFX4);
+ if (val)
+ count = 0;
+ else if (++count == HPRE_READ_SVA_STATUS_TIMES)
+ break;
+
+ usleep_range(HPRE_WAIT_US_MIN, HPRE_WAIT_US_MAX);
+ } while (++try_times < HPRE_WAIT_SVA_READY);
+
+ if (try_times == HPRE_WAIT_SVA_READY) {
+ pci_err(qm->pdev, "failed to wait sva prefetch ready\n");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
static void hpre_config_pasid(struct hisi_qm *qm)
{
u32 val1, val2;
@@ -563,7 +596,7 @@ static void disable_flr_of_bme(struct hisi_qm *qm)
writel(PEH_AXUSER_CFG_ENABLE, qm->io_base + QM_PEH_AXUSER_CFG_ENABLE);
}
-static void hpre_open_sva_prefetch(struct hisi_qm *qm)
+static void hpre_close_sva_prefetch(struct hisi_qm *qm)
{
u32 val;
int ret;
@@ -571,20 +604,21 @@ static void hpre_open_sva_prefetch(struct hisi_qm *qm)
if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
- /* Enable prefetch */
val = readl_relaxed(qm->io_base + HPRE_PREFETCH_CFG);
- val &= HPRE_PREFETCH_ENABLE;
+ val |= HPRE_PREFETCH_DISABLE;
writel(val, qm->io_base + HPRE_PREFETCH_CFG);
- ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_PREFETCH_CFG,
- val, !(val & HPRE_PREFETCH_DISABLE),
+ ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_SVA_PREFTCH_DFX,
+ val, !(val & HPRE_SVA_DISABLE_READY),
HPRE_REG_RD_INTVRL_US,
HPRE_REG_RD_TMOUT_US);
if (ret)
- pci_err(qm->pdev, "failed to open sva prefetch\n");
+ pci_err(qm->pdev, "failed to close sva prefetch\n");
+
+ (void)hpre_wait_sva_ready(qm);
}
-static void hpre_close_sva_prefetch(struct hisi_qm *qm)
+static void hpre_open_sva_prefetch(struct hisi_qm *qm)
{
u32 val;
int ret;
@@ -592,16 +626,24 @@ static void hpre_close_sva_prefetch(struct hisi_qm *qm)
if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
+ /* Enable prefetch */
val = readl_relaxed(qm->io_base + HPRE_PREFETCH_CFG);
- val |= HPRE_PREFETCH_DISABLE;
+ val &= HPRE_PREFETCH_ENABLE;
writel(val, qm->io_base + HPRE_PREFETCH_CFG);
- ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_SVA_PREFTCH_DFX,
- val, !(val & HPRE_SVA_DISABLE_READY),
+ ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_PREFETCH_CFG,
+ val, !(val & HPRE_PREFETCH_DISABLE),
HPRE_REG_RD_INTVRL_US,
HPRE_REG_RD_TMOUT_US);
+ if (ret) {
+ pci_err(qm->pdev, "failed to open sva prefetch\n");
+ hpre_close_sva_prefetch(qm);
+ return;
+ }
+
+ ret = hpre_wait_sva_ready(qm);
if (ret)
- pci_err(qm->pdev, "failed to close sva prefetch\n");
+ hpre_close_sva_prefetch(qm);
}
static void hpre_enable_clock_gate(struct hisi_qm *qm)
@@ -721,6 +763,7 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
/* Config data buffer pasid needed by Kunpeng 920 */
hpre_config_pasid(qm);
+ hpre_open_sva_prefetch(qm);
hpre_enable_clock_gate(qm);
@@ -756,8 +799,7 @@ static void hpre_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
val1 = readl(qm->io_base + HPRE_AM_OOO_SHUTDOWN_ENB);
if (enable) {
val1 |= HPRE_AM_OOO_SHUTDOWN_ENABLE;
- val2 = hisi_qm_get_hw_info(qm, hpre_basic_info,
- HPRE_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ val2 = qm->err_info.dev_err.shutdown_mask;
} else {
val1 &= ~HPRE_AM_OOO_SHUTDOWN_ENABLE;
val2 = 0x0;
@@ -771,38 +813,33 @@ static void hpre_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
static void hpre_hw_error_disable(struct hisi_qm *qm)
{
- u32 ce, nfe;
-
- ce = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_CE_MASK_CAP, qm->cap_ver);
- nfe = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_NFE_MASK_CAP, qm->cap_ver);
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
/* disable hpre hw error interrupts */
- writel(ce | nfe | HPRE_HAC_RAS_FE_ENABLE, qm->io_base + HPRE_INT_MASK);
+ writel(err_mask, qm->io_base + HPRE_INT_MASK);
/* disable HPRE block master OOO when nfe occurs on Kunpeng930 */
hpre_master_ooo_ctrl(qm, false);
}
static void hpre_hw_error_enable(struct hisi_qm *qm)
{
- u32 ce, nfe, err_en;
-
- ce = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_CE_MASK_CAP, qm->cap_ver);
- nfe = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_NFE_MASK_CAP, qm->cap_ver);
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
/* clear HPRE hw error source if having */
- writel(ce | nfe | HPRE_HAC_RAS_FE_ENABLE, qm->io_base + HPRE_HAC_SOURCE_INT);
+ writel(err_mask, qm->io_base + HPRE_HAC_SOURCE_INT);
/* configure error type */
- writel(ce, qm->io_base + HPRE_RAS_CE_ENB);
- writel(nfe, qm->io_base + HPRE_RAS_NFE_ENB);
- writel(HPRE_HAC_RAS_FE_ENABLE, qm->io_base + HPRE_RAS_FE_ENB);
+ writel(dev_err->ce, qm->io_base + HPRE_RAS_CE_ENB);
+ writel(dev_err->nfe, qm->io_base + HPRE_RAS_NFE_ENB);
+ writel(dev_err->fe, qm->io_base + HPRE_RAS_FE_ENB);
/* enable HPRE block master OOO when nfe occurs on Kunpeng930 */
hpre_master_ooo_ctrl(qm, true);
/* enable hpre hw error interrupts */
- err_en = ce | nfe | HPRE_HAC_RAS_FE_ENABLE;
- writel(~err_en, qm->io_base + HPRE_INT_MASK);
+ writel(~err_mask, qm->io_base + HPRE_INT_MASK);
}
static inline struct hisi_qm *hpre_file_to_qm(struct hpre_debugfs_file *file)
@@ -1171,7 +1208,7 @@ static int hpre_pre_store_cap_reg(struct hisi_qm *qm)
size_t i, size;
size = ARRAY_SIZE(hpre_cap_query_info);
- hpre_cap = devm_kzalloc(dev, sizeof(*hpre_cap) * size, GFP_KERNEL);
+ hpre_cap = devm_kcalloc(dev, size, sizeof(*hpre_cap), GFP_KERNEL);
if (!hpre_cap)
return -ENOMEM;
@@ -1357,12 +1394,20 @@ static void hpre_clear_hw_err_status(struct hisi_qm *qm, u32 err_sts)
static void hpre_disable_error_report(struct hisi_qm *qm, u32 err_type)
{
- u32 nfe_mask;
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
- nfe_mask = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_NFE_MASK_CAP, qm->cap_ver);
writel(nfe_mask & (~err_type), qm->io_base + HPRE_RAS_NFE_ENB);
}
+static void hpre_enable_error_report(struct hisi_qm *qm)
+{
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
+ u32 ce_mask = qm->err_info.dev_err.ce;
+
+ writel(nfe_mask, qm->io_base + HPRE_RAS_NFE_ENB);
+ writel(ce_mask, qm->io_base + HPRE_RAS_CE_ENB);
+}
+
static void hpre_open_axi_master_ooo(struct hisi_qm *qm)
{
u32 value;
@@ -1380,16 +1425,18 @@ static enum acc_err_result hpre_get_err_result(struct hisi_qm *qm)
err_status = hpre_get_hw_err_status(qm);
if (err_status) {
- if (err_status & qm->err_info.ecc_2bits_mask)
+ if (err_status & qm->err_info.dev_err.ecc_2bits_mask)
qm->err_status.is_dev_ecc_mbit = true;
hpre_log_hw_error(qm, err_status);
- if (err_status & qm->err_info.dev_reset_mask) {
+ if (err_status & qm->err_info.dev_err.reset_mask) {
/* Disable the same error reporting until device is recovered. */
hpre_disable_error_report(qm, err_status);
return ACC_ERR_NEED_RESET;
}
hpre_clear_hw_err_status(qm, err_status);
+ /* Avoid firmware disable error report, re-enable. */
+ hpre_enable_error_report(qm);
}
return ACC_ERR_RECOVERED;
@@ -1400,28 +1447,64 @@ static bool hpre_dev_is_abnormal(struct hisi_qm *qm)
u32 err_status;
err_status = hpre_get_hw_err_status(qm);
- if (err_status & qm->err_info.dev_shutdown_mask)
+ if (err_status & qm->err_info.dev_err.shutdown_mask)
return true;
return false;
}
+static void hpre_disable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+ u32 val;
+
+ val = ~(err_mask & (~HPRE_AXI_ERROR_MASK));
+ writel(val, qm->io_base + HPRE_INT_MASK);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask & (~HPRE_AXI_ERROR_MASK),
+ qm->io_base + HPRE_OOO_SHUTDOWN_SEL);
+}
+
+static void hpre_enable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+
+ /* clear axi error source */
+ writel(HPRE_AXI_ERROR_MASK, qm->io_base + HPRE_HAC_SOURCE_INT);
+
+ writel(~err_mask, qm->io_base + HPRE_INT_MASK);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask, qm->io_base + HPRE_OOO_SHUTDOWN_SEL);
+}
+
static void hpre_err_info_init(struct hisi_qm *qm)
{
struct hisi_qm_err_info *err_info = &qm->err_info;
+ struct hisi_qm_err_mask *qm_err = &err_info->qm_err;
+ struct hisi_qm_err_mask *dev_err = &err_info->dev_err;
+
+ qm_err->fe = HPRE_HAC_RAS_FE_ENABLE;
+ qm_err->ce = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_QM_CE_MASK_CAP, qm->cap_ver);
+ qm_err->nfe = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_QM_NFE_MASK_CAP, qm->cap_ver);
+ qm_err->shutdown_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_QM_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ qm_err->reset_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_QM_RESET_MASK_CAP, qm->cap_ver);
+ qm_err->ecc_2bits_mask = QM_ECC_MBIT;
+
+ dev_err->fe = HPRE_HAC_RAS_FE_ENABLE;
+ dev_err->ce = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_CE_MASK_CAP, qm->cap_ver);
+ dev_err->nfe = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_NFE_MASK_CAP, qm->cap_ver);
+ dev_err->shutdown_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ dev_err->reset_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_RESET_MASK_CAP, qm->cap_ver);
+ dev_err->ecc_2bits_mask = HPRE_CORE_ECC_2BIT_ERR | HPRE_OOO_ECC_2BIT_ERR;
- err_info->fe = HPRE_HAC_RAS_FE_ENABLE;
- err_info->ce = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_QM_CE_MASK_CAP, qm->cap_ver);
- err_info->nfe = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_QM_NFE_MASK_CAP, qm->cap_ver);
- err_info->ecc_2bits_mask = HPRE_CORE_ECC_2BIT_ERR | HPRE_OOO_ECC_2BIT_ERR;
- err_info->dev_shutdown_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
- HPRE_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
- err_info->qm_shutdown_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
- HPRE_QM_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
- err_info->qm_reset_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
- HPRE_QM_RESET_MASK_CAP, qm->cap_ver);
- err_info->dev_reset_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
- HPRE_RESET_MASK_CAP, qm->cap_ver);
err_info->msi_wr_port = HPRE_WR_MSI_PORT;
err_info->acpi_rst = "HRST";
}
@@ -1439,6 +1522,8 @@ static const struct hisi_qm_err_ini hpre_err_ini = {
.err_info_init = hpre_err_info_init,
.get_err_result = hpre_get_err_result,
.dev_is_abnormal = hpre_dev_is_abnormal,
+ .disable_axi_error = hpre_disable_axi_error,
+ .enable_axi_error = hpre_enable_axi_error,
};
static int hpre_pf_probe_init(struct hpre *hpre)
@@ -1450,8 +1535,6 @@ static int hpre_pf_probe_init(struct hpre *hpre)
if (ret)
return ret;
- hpre_open_sva_prefetch(qm);
-
hisi_qm_dev_err_init(qm);
ret = hpre_show_last_regs_init(qm);
if (ret)
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 2e4ee7ecfdfb..f8bfff5dd0bd 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -45,6 +45,8 @@
#define QM_SQ_TYPE_MASK GENMASK(3, 0)
#define QM_SQ_TAIL_IDX(sqc) ((le16_to_cpu((sqc).w11) >> 6) & 0x1)
+#define QM_SQC_DISABLE_QP (1U << 6)
+#define QM_XQC_RANDOM_DATA 0xaaaa
/* cqc shift */
#define QM_CQ_HOP_NUM_SHIFT 0
@@ -62,10 +64,10 @@
#define QM_EQE_AEQE_SIZE (2UL << 12)
#define QM_EQC_PHASE_SHIFT 16
-#define QM_EQE_PHASE(eqe) ((le32_to_cpu((eqe)->dw0) >> 16) & 0x1)
+#define QM_EQE_PHASE(dw0) (((dw0) >> 16) & 0x1)
#define QM_EQE_CQN_MASK GENMASK(15, 0)
-#define QM_AEQE_PHASE(aeqe) ((le32_to_cpu((aeqe)->dw0) >> 16) & 0x1)
+#define QM_AEQE_PHASE(dw0) (((dw0) >> 16) & 0x1)
#define QM_AEQE_TYPE_SHIFT 17
#define QM_AEQE_TYPE_MASK 0xf
#define QM_AEQE_CQN_MASK GENMASK(15, 0)
@@ -145,9 +147,9 @@
#define QM_RAS_CE_TIMES_PER_IRQ 1
#define QM_OOO_SHUTDOWN_SEL 0x1040f8
#define QM_AXI_RRESP_ERR BIT(0)
-#define QM_ECC_MBIT BIT(2)
#define QM_DB_TIMEOUT BIT(10)
#define QM_OF_FIFO_OF BIT(11)
+#define QM_RAS_AXI_ERROR (BIT(0) | BIT(1) | BIT(12))
#define QM_RESET_WAIT_TIMEOUT 400
#define QM_PEH_VENDOR_ID 0x1000d8
@@ -163,7 +165,6 @@
#define ACC_MASTER_TRANS_RETURN 0x300150
#define ACC_MASTER_GLOBAL_CTRL 0x300000
#define ACC_AM_CFG_PORT_WR_EN 0x30001c
-#define QM_RAS_NFE_MBIT_DISABLE ~QM_ECC_MBIT
#define ACC_AM_ROB_ECC_INT_STS 0x300104
#define ACC_ROB_ECC_ERR_MULTPL BIT(1)
#define QM_MSI_CAP_ENABLE BIT(16)
@@ -520,7 +521,7 @@ static bool qm_check_dev_error(struct hisi_qm *qm)
return false;
err_status = qm_get_hw_error_status(pf_qm);
- if (err_status & pf_qm->err_info.qm_shutdown_mask)
+ if (err_status & pf_qm->err_info.qm_err.shutdown_mask)
return true;
if (pf_qm->err_ini->dev_is_abnormal)
@@ -975,23 +976,23 @@ static void qm_get_complete_eqe_num(struct hisi_qm *qm)
{
struct qm_eqe *eqe = qm->eqe + qm->status.eq_head;
struct hisi_qm_poll_data *poll_data = NULL;
+ u32 dw0 = le32_to_cpu(eqe->dw0);
u16 eq_depth = qm->eq_depth;
u16 cqn, eqe_num = 0;
- if (QM_EQE_PHASE(eqe) != qm->status.eqc_phase) {
+ if (QM_EQE_PHASE(dw0) != qm->status.eqc_phase) {
atomic64_inc(&qm->debug.dfx.err_irq_cnt);
qm_db(qm, 0, QM_DOORBELL_CMD_EQ, qm->status.eq_head, 0);
return;
}
- cqn = le32_to_cpu(eqe->dw0) & QM_EQE_CQN_MASK;
+ cqn = dw0 & QM_EQE_CQN_MASK;
if (unlikely(cqn >= qm->qp_num))
return;
poll_data = &qm->poll_data[cqn];
- while (QM_EQE_PHASE(eqe) == qm->status.eqc_phase) {
- cqn = le32_to_cpu(eqe->dw0) & QM_EQE_CQN_MASK;
- poll_data->qp_finish_id[eqe_num] = cqn;
+ while (QM_EQE_PHASE(dw0) != qm->status.eqc_phase) {
+ poll_data->qp_finish_id[eqe_num] = dw0 & QM_EQE_CQN_MASK;
eqe_num++;
if (qm->status.eq_head == eq_depth - 1) {
@@ -1005,6 +1006,8 @@ static void qm_get_complete_eqe_num(struct hisi_qm *qm)
if (eqe_num == (eq_depth >> 1) - 1)
break;
+
+ dw0 = le32_to_cpu(eqe->dw0);
}
poll_data->eqe_num = eqe_num;
@@ -1097,15 +1100,15 @@ static irqreturn_t qm_aeq_thread(int irq, void *data)
{
struct hisi_qm *qm = data;
struct qm_aeqe *aeqe = qm->aeqe + qm->status.aeq_head;
+ u32 dw0 = le32_to_cpu(aeqe->dw0);
u16 aeq_depth = qm->aeq_depth;
u32 type, qp_id;
atomic64_inc(&qm->debug.dfx.aeq_irq_cnt);
- while (QM_AEQE_PHASE(aeqe) == qm->status.aeqc_phase) {
- type = (le32_to_cpu(aeqe->dw0) >> QM_AEQE_TYPE_SHIFT) &
- QM_AEQE_TYPE_MASK;
- qp_id = le32_to_cpu(aeqe->dw0) & QM_AEQE_CQN_MASK;
+ while (QM_AEQE_PHASE(dw0) == qm->status.aeqc_phase) {
+ type = (dw0 >> QM_AEQE_TYPE_SHIFT) & QM_AEQE_TYPE_MASK;
+ qp_id = dw0 & QM_AEQE_CQN_MASK;
switch (type) {
case QM_EQ_OVERFLOW:
@@ -1133,6 +1136,7 @@ static irqreturn_t qm_aeq_thread(int irq, void *data)
aeqe++;
qm->status.aeq_head++;
}
+ dw0 = le32_to_cpu(aeqe->dw0);
}
qm_db(qm, 0, QM_DOORBELL_CMD_AEQ, qm->status.aeq_head, 0);
@@ -1282,6 +1286,13 @@ static void qm_vft_data_cfg(struct hisi_qm *qm, enum vft_type type, u32 base,
(factor->cbs_s << QM_SHAPER_FACTOR_CBS_S_SHIFT);
}
break;
+ /*
+ * Note: The current logic only needs to handle the above three types
+ * If new types are added, they need to be supplemented here,
+ * otherwise undefined behavior may occur.
+ */
+ default:
+ break;
}
}
@@ -1395,17 +1406,17 @@ static void qm_hw_error_init_v1(struct hisi_qm *qm)
static void qm_hw_error_cfg(struct hisi_qm *qm)
{
- struct hisi_qm_err_info *err_info = &qm->err_info;
+ struct hisi_qm_err_mask *qm_err = &qm->err_info.qm_err;
- qm->error_mask = err_info->nfe | err_info->ce | err_info->fe;
+ qm->error_mask = qm_err->nfe | qm_err->ce | qm_err->fe;
/* clear QM hw residual error source */
writel(qm->error_mask, qm->io_base + QM_ABNORMAL_INT_SOURCE);
/* configure error type */
- writel(err_info->ce, qm->io_base + QM_RAS_CE_ENABLE);
+ writel(qm_err->ce, qm->io_base + QM_RAS_CE_ENABLE);
writel(QM_RAS_CE_TIMES_PER_IRQ, qm->io_base + QM_RAS_CE_THRESHOLD);
- writel(err_info->nfe, qm->io_base + QM_RAS_NFE_ENABLE);
- writel(err_info->fe, qm->io_base + QM_RAS_FE_ENABLE);
+ writel(qm_err->nfe, qm->io_base + QM_RAS_NFE_ENABLE);
+ writel(qm_err->fe, qm->io_base + QM_RAS_FE_ENABLE);
}
static void qm_hw_error_init_v2(struct hisi_qm *qm)
@@ -1434,7 +1445,7 @@ static void qm_hw_error_init_v3(struct hisi_qm *qm)
qm_hw_error_cfg(qm);
/* enable close master ooo when hardware error happened */
- writel(qm->err_info.qm_shutdown_mask, qm->io_base + QM_OOO_SHUTDOWN_SEL);
+ writel(qm->err_info.qm_err.shutdown_mask, qm->io_base + QM_OOO_SHUTDOWN_SEL);
irq_unmask = ~qm->error_mask;
irq_unmask &= readl(qm->io_base + QM_ABNORMAL_INT_MASK);
@@ -1496,6 +1507,7 @@ static void qm_log_hw_error(struct hisi_qm *qm, u32 error_status)
static enum acc_err_result qm_hw_error_handle_v2(struct hisi_qm *qm)
{
+ struct hisi_qm_err_mask *qm_err = &qm->err_info.qm_err;
u32 error_status;
error_status = qm_get_hw_error_status(qm);
@@ -1504,17 +1516,16 @@ static enum acc_err_result qm_hw_error_handle_v2(struct hisi_qm *qm)
qm->err_status.is_qm_ecc_mbit = true;
qm_log_hw_error(qm, error_status);
- if (error_status & qm->err_info.qm_reset_mask) {
+ if (error_status & qm_err->reset_mask) {
/* Disable the same error reporting until device is recovered. */
- writel(qm->err_info.nfe & (~error_status),
- qm->io_base + QM_RAS_NFE_ENABLE);
+ writel(qm_err->nfe & (~error_status), qm->io_base + QM_RAS_NFE_ENABLE);
return ACC_ERR_NEED_RESET;
}
/* Clear error source if not need reset. */
writel(error_status, qm->io_base + QM_ABNORMAL_INT_SOURCE);
- writel(qm->err_info.nfe, qm->io_base + QM_RAS_NFE_ENABLE);
- writel(qm->err_info.ce, qm->io_base + QM_RAS_CE_ENABLE);
+ writel(qm_err->nfe, qm->io_base + QM_RAS_NFE_ENABLE);
+ writel(qm_err->ce, qm->io_base + QM_RAS_CE_ENABLE);
}
return ACC_ERR_RECOVERED;
@@ -2651,10 +2662,10 @@ static int qm_hw_err_isolate(struct hisi_qm *qm)
}
}
list_add(&hw_err->list, &isolate->qm_hw_errs);
- mutex_unlock(&isolate->isolate_lock);
if (count >= isolate->err_threshold)
isolate->is_isolate = true;
+ mutex_unlock(&isolate->isolate_lock);
return 0;
}
@@ -2663,12 +2674,10 @@ static void qm_hw_err_destroy(struct hisi_qm *qm)
{
struct qm_hw_err *err, *tmp;
- mutex_lock(&qm->isolate_data.isolate_lock);
list_for_each_entry_safe(err, tmp, &qm->isolate_data.qm_hw_errs, list) {
list_del(&err->list);
kfree(err);
}
- mutex_unlock(&qm->isolate_data.isolate_lock);
}
static enum uacce_dev_state hisi_qm_get_isolate_state(struct uacce_device *uacce)
@@ -2696,10 +2705,12 @@ static int hisi_qm_isolate_threshold_write(struct uacce_device *uacce, u32 num)
if (qm->isolate_data.is_isolate)
return -EPERM;
+ mutex_lock(&qm->isolate_data.isolate_lock);
qm->isolate_data.err_threshold = num;
/* After the policy is updated, need to reset the hardware err list */
qm_hw_err_destroy(qm);
+ mutex_unlock(&qm->isolate_data.isolate_lock);
return 0;
}
@@ -2736,12 +2747,36 @@ static void qm_remove_uacce(struct hisi_qm *qm)
struct uacce_device *uacce = qm->uacce;
if (qm->use_sva) {
+ mutex_lock(&qm->isolate_data.isolate_lock);
qm_hw_err_destroy(qm);
+ mutex_unlock(&qm->isolate_data.isolate_lock);
+
uacce_remove(uacce);
qm->uacce = NULL;
}
}
+static void qm_uacce_api_ver_init(struct hisi_qm *qm)
+{
+ struct uacce_device *uacce = qm->uacce;
+
+ switch (qm->ver) {
+ case QM_HW_V1:
+ uacce->api_ver = HISI_QM_API_VER_BASE;
+ break;
+ case QM_HW_V2:
+ uacce->api_ver = HISI_QM_API_VER2_BASE;
+ break;
+ case QM_HW_V3:
+ case QM_HW_V4:
+ uacce->api_ver = HISI_QM_API_VER3_BASE;
+ break;
+ default:
+ uacce->api_ver = HISI_QM_API_VER5_BASE;
+ break;
+ }
+}
+
static int qm_alloc_uacce(struct hisi_qm *qm)
{
struct pci_dev *pdev = qm->pdev;
@@ -2776,13 +2811,6 @@ static int qm_alloc_uacce(struct hisi_qm *qm)
uacce->priv = qm;
if (qm->ver == QM_HW_V1)
- uacce->api_ver = HISI_QM_API_VER_BASE;
- else if (qm->ver == QM_HW_V2)
- uacce->api_ver = HISI_QM_API_VER2_BASE;
- else
- uacce->api_ver = HISI_QM_API_VER3_BASE;
-
- if (qm->ver == QM_HW_V1)
mmio_page_nr = QM_DOORBELL_PAGE_NR;
else if (!test_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps))
mmio_page_nr = QM_DOORBELL_PAGE_NR +
@@ -2801,6 +2829,7 @@ static int qm_alloc_uacce(struct hisi_qm *qm)
uacce->qf_pg_num[UACCE_QFRT_DUS] = dus_page_nr;
qm->uacce = uacce;
+ qm_uacce_api_ver_init(qm);
INIT_LIST_HEAD(&qm->isolate_data.qm_hw_errs);
mutex_init(&qm->isolate_data.isolate_lock);
@@ -3003,11 +3032,36 @@ static void qm_put_pci_res(struct hisi_qm *qm)
pci_release_mem_regions(pdev);
}
+static void hisi_mig_region_clear(struct hisi_qm *qm)
+{
+ u32 val;
+
+ /* Clear migration region set of PF */
+ if (qm->fun_type == QM_HW_PF && qm->ver > QM_HW_V3) {
+ val = readl(qm->io_base + QM_MIG_REGION_SEL);
+ val &= ~QM_MIG_REGION_EN;
+ writel(val, qm->io_base + QM_MIG_REGION_SEL);
+ }
+}
+
+static void hisi_mig_region_enable(struct hisi_qm *qm)
+{
+ u32 val;
+
+ /* Select migration region of PF */
+ if (qm->fun_type == QM_HW_PF && qm->ver > QM_HW_V3) {
+ val = readl(qm->io_base + QM_MIG_REGION_SEL);
+ val |= QM_MIG_REGION_EN;
+ writel(val, qm->io_base + QM_MIG_REGION_SEL);
+ }
+}
+
static void hisi_qm_pci_uninit(struct hisi_qm *qm)
{
struct pci_dev *pdev = qm->pdev;
pci_free_irq_vectors(pdev);
+ hisi_mig_region_clear(qm);
qm_put_pci_res(qm);
pci_disable_device(pdev);
}
@@ -3179,6 +3233,9 @@ static int qm_eq_aeq_ctx_cfg(struct hisi_qm *qm)
qm_init_eq_aeq_status(qm);
+ /* Before starting the dev, clear the memory and then configure to device using. */
+ memset(qm->qdma.va, 0, qm->qdma.size);
+
ret = qm_eq_ctx_cfg(qm);
if (ret) {
dev_err(dev, "Set eqc failed!\n");
@@ -3190,9 +3247,13 @@ static int qm_eq_aeq_ctx_cfg(struct hisi_qm *qm)
static int __hisi_qm_start(struct hisi_qm *qm)
{
+ struct device *dev = &qm->pdev->dev;
int ret;
- WARN_ON(!qm->qdma.va);
+ if (!qm->qdma.va) {
+ dev_err(dev, "qm qdma is NULL!\n");
+ return -EINVAL;
+ }
if (qm->fun_type == QM_HW_PF) {
ret = hisi_qm_set_vft(qm, 0, qm->qp_base, qm->qp_num);
@@ -3266,7 +3327,7 @@ static int qm_restart(struct hisi_qm *qm)
for (i = 0; i < qm->qp_num; i++) {
qp = &qm->qp_array[i];
if (atomic_read(&qp->qp_status.flags) == QP_STOP &&
- qp->is_resetting == true) {
+ qp->is_resetting == true && qp->is_in_kernel == true) {
ret = qm_start_qp_nolock(qp, 0);
if (ret < 0) {
dev_err(dev, "Failed to start qp%d!\n", i);
@@ -3298,24 +3359,44 @@ static void qm_stop_started_qp(struct hisi_qm *qm)
}
/**
- * qm_clear_queues() - Clear all queues memory in a qm.
- * @qm: The qm in which the queues will be cleared.
+ * qm_invalid_queues() - invalid all queues in use.
+ * @qm: The qm in which the queues will be invalidated.
*
- * This function clears all queues memory in a qm. Reset of accelerator can
- * use this to clear queues.
+ * This function invalid all queues in use. If the doorbell command is sent
+ * to device in user space after the device is reset, the device discards
+ * the doorbell command.
*/
-static void qm_clear_queues(struct hisi_qm *qm)
+static void qm_invalid_queues(struct hisi_qm *qm)
{
struct hisi_qp *qp;
+ struct qm_sqc *sqc;
+ struct qm_cqc *cqc;
int i;
+ /*
+ * Normal stop queues is no longer used and does not need to be
+ * invalid queues.
+ */
+ if (qm->status.stop_reason == QM_NORMAL)
+ return;
+
+ if (qm->status.stop_reason == QM_DOWN)
+ hisi_qm_cache_wb(qm);
+
for (i = 0; i < qm->qp_num; i++) {
qp = &qm->qp_array[i];
- if (qp->is_in_kernel && qp->is_resetting)
+ if (!qp->is_resetting)
+ continue;
+
+ /* Modify random data and set sqc close bit to invalid queue. */
+ sqc = qm->sqc + i;
+ cqc = qm->cqc + i;
+ sqc->w8 = cpu_to_le16(QM_XQC_RANDOM_DATA);
+ sqc->w13 = cpu_to_le16(QM_SQC_DISABLE_QP);
+ cqc->w8 = cpu_to_le16(QM_XQC_RANDOM_DATA);
+ if (qp->is_in_kernel)
memset(qp->qdma.va, 0, qp->qdma.size);
}
-
- memset(qm->qdma.va, 0, qm->qdma.size);
}
/**
@@ -3372,7 +3453,7 @@ int hisi_qm_stop(struct hisi_qm *qm, enum qm_stop_reason r)
}
}
- qm_clear_queues(qm);
+ qm_invalid_queues(qm);
qm->status.stop_reason = QM_NORMAL;
err_unlock:
@@ -3617,24 +3698,25 @@ static int qm_vf_q_assign(struct hisi_qm *qm, u32 num_vfs)
return 0;
}
-static int qm_clear_vft_config(struct hisi_qm *qm)
+static void qm_clear_vft_config(struct hisi_qm *qm)
{
- int ret;
u32 i;
- for (i = 1; i <= qm->vfs_num; i++) {
- ret = hisi_qm_set_vft(qm, i, 0, 0);
- if (ret)
- return ret;
- }
- qm->vfs_num = 0;
+ /*
+ * When disabling SR-IOV, clear the configuration of each VF in the hardware
+ * sequentially. Failure to clear a single VF should not affect the clearing
+ * operation of other VFs.
+ */
+ for (i = 1; i <= qm->vfs_num; i++)
+ (void)hisi_qm_set_vft(qm, i, 0, 0);
- return 0;
+ qm->vfs_num = 0;
}
static int qm_func_shaper_enable(struct hisi_qm *qm, u32 fun_index, u32 qos)
{
struct device *dev = &qm->pdev->dev;
+ struct qm_shaper_factor t_factor;
u32 ir = qos * QM_QOS_RATE;
int ret, total_vfs, i;
@@ -3642,6 +3724,7 @@ static int qm_func_shaper_enable(struct hisi_qm *qm, u32 fun_index, u32 qos)
if (fun_index > total_vfs)
return -EINVAL;
+ memcpy(&t_factor, &qm->factor[fun_index], sizeof(t_factor));
qm->factor[fun_index].func_qos = qos;
ret = qm_get_shaper_para(ir, &qm->factor[fun_index]);
@@ -3655,11 +3738,21 @@ static int qm_func_shaper_enable(struct hisi_qm *qm, u32 fun_index, u32 qos)
ret = qm_set_vft_common(qm, SHAPER_VFT, fun_index, i, 1);
if (ret) {
dev_err(dev, "type: %d, failed to set shaper vft!\n", i);
- return -EINVAL;
+ goto back_func_qos;
}
}
return 0;
+
+back_func_qos:
+ memcpy(&qm->factor[fun_index], &t_factor, sizeof(t_factor));
+ for (i--; i >= ALG_TYPE_0; i--) {
+ ret = qm_set_vft_common(qm, SHAPER_VFT, fun_index, i, 1);
+ if (ret)
+ dev_err(dev, "failed to restore shaper vft during rollback!\n");
+ }
+
+ return -EINVAL;
}
static u32 qm_get_shaper_vft_qos(struct hisi_qm *qm, u32 fun_index)
@@ -3826,8 +3919,14 @@ static ssize_t qm_get_qos_value(struct hisi_qm *qm, const char *buf,
}
pdev = container_of(dev, struct pci_dev, dev);
+ if (pci_physfn(pdev) != qm->pdev) {
+ pci_err(qm->pdev, "the pdev input does not match the pf!\n");
+ put_device(dev);
+ return -EINVAL;
+ }
*fun_index = pdev->devfn;
+ put_device(dev);
return 0;
}
@@ -3960,13 +4059,13 @@ int hisi_qm_sriov_enable(struct pci_dev *pdev, int max_vfs)
goto err_put_sync;
}
+ qm->vfs_num = num_vfs;
ret = pci_enable_sriov(pdev, num_vfs);
if (ret) {
pci_err(pdev, "Can't enable VF!\n");
qm_clear_vft_config(qm);
goto err_put_sync;
}
- qm->vfs_num = num_vfs;
pci_info(pdev, "VF enabled, vfs_num(=%d)!\n", num_vfs);
@@ -4001,11 +4100,10 @@ int hisi_qm_sriov_disable(struct pci_dev *pdev, bool is_frozen)
}
pci_disable_sriov(pdev);
-
- qm->vfs_num = 0;
+ qm_clear_vft_config(qm);
qm_pm_put_sync(qm);
- return qm_clear_vft_config(qm);
+ return 0;
}
EXPORT_SYMBOL_GPL(hisi_qm_sriov_disable);
@@ -4179,9 +4277,9 @@ static void qm_dev_ecc_mbit_handle(struct hisi_qm *qm)
!qm->err_status.is_qm_ecc_mbit &&
!qm->err_ini->close_axi_master_ooo) {
nfe_enb = readl(qm->io_base + QM_RAS_NFE_ENABLE);
- writel(nfe_enb & QM_RAS_NFE_MBIT_DISABLE,
+ writel(nfe_enb & ~qm->err_info.qm_err.ecc_2bits_mask,
qm->io_base + QM_RAS_NFE_ENABLE);
- writel(QM_ECC_MBIT, qm->io_base + QM_ABNORMAL_INT_SET);
+ writel(qm->err_info.qm_err.ecc_2bits_mask, qm->io_base + QM_ABNORMAL_INT_SET);
}
}
@@ -4447,9 +4545,6 @@ static void qm_restart_prepare(struct hisi_qm *qm)
{
u32 value;
- if (qm->err_ini->open_sva_prefetch)
- qm->err_ini->open_sva_prefetch(qm);
-
if (qm->ver >= QM_HW_V3)
return;
@@ -4463,12 +4558,12 @@ static void qm_restart_prepare(struct hisi_qm *qm)
qm->io_base + ACC_AM_CFG_PORT_WR_EN);
/* clear dev ecc 2bit error source if having */
- value = qm_get_dev_err_status(qm) & qm->err_info.ecc_2bits_mask;
+ value = qm_get_dev_err_status(qm) & qm->err_info.dev_err.ecc_2bits_mask;
if (value && qm->err_ini->clear_dev_hw_err_status)
qm->err_ini->clear_dev_hw_err_status(qm, value);
/* clear QM ecc mbit error source */
- writel(QM_ECC_MBIT, qm->io_base + QM_ABNORMAL_INT_SOURCE);
+ writel(qm->err_info.qm_err.ecc_2bits_mask, qm->io_base + QM_ABNORMAL_INT_SOURCE);
/* clear AM Reorder Buffer ecc mbit source */
writel(ACC_ROB_ECC_ERR_MULTPL, qm->io_base + ACC_AM_ROB_ECC_INT_STS);
@@ -4495,6 +4590,34 @@ clear_flags:
qm->err_status.is_dev_ecc_mbit = false;
}
+static void qm_disable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *qm_err = &qm->err_info.qm_err;
+ u32 val;
+
+ val = ~(qm->error_mask & (~QM_RAS_AXI_ERROR));
+ writel(val, qm->io_base + QM_ABNORMAL_INT_MASK);
+ if (qm->ver > QM_HW_V2)
+ writel(qm_err->shutdown_mask & (~QM_RAS_AXI_ERROR),
+ qm->io_base + QM_OOO_SHUTDOWN_SEL);
+
+ if (qm->err_ini->disable_axi_error)
+ qm->err_ini->disable_axi_error(qm);
+}
+
+static void qm_enable_axi_error(struct hisi_qm *qm)
+{
+ /* clear axi error source */
+ writel(QM_RAS_AXI_ERROR, qm->io_base + QM_ABNORMAL_INT_SOURCE);
+
+ writel(~qm->error_mask, qm->io_base + QM_ABNORMAL_INT_MASK);
+ if (qm->ver > QM_HW_V2)
+ writel(qm->err_info.qm_err.shutdown_mask, qm->io_base + QM_OOO_SHUTDOWN_SEL);
+
+ if (qm->err_ini->enable_axi_error)
+ qm->err_ini->enable_axi_error(qm);
+}
+
static int qm_controller_reset_done(struct hisi_qm *qm)
{
struct pci_dev *pdev = qm->pdev;
@@ -4528,6 +4651,7 @@ static int qm_controller_reset_done(struct hisi_qm *qm)
qm_restart_prepare(qm);
hisi_qm_dev_err_init(qm);
+ qm_disable_axi_error(qm);
if (qm->err_ini->open_axi_master_ooo)
qm->err_ini->open_axi_master_ooo(qm);
@@ -4550,7 +4674,7 @@ static int qm_controller_reset_done(struct hisi_qm *qm)
ret = qm_wait_vf_prepare_finish(qm);
if (ret)
pci_err(pdev, "failed to start by vfs in soft reset!\n");
-
+ qm_enable_axi_error(qm);
qm_cmd_init(qm);
qm_restart_done(qm);
@@ -4731,6 +4855,15 @@ flr_done:
}
EXPORT_SYMBOL_GPL(hisi_qm_reset_done);
+static irqreturn_t qm_rsvd_irq(int irq, void *data)
+{
+ struct hisi_qm *qm = data;
+
+ dev_info(&qm->pdev->dev, "Reserved interrupt, ignore!\n");
+
+ return IRQ_HANDLED;
+}
+
static irqreturn_t qm_abnormal_irq(int irq, void *data)
{
struct hisi_qm *qm = data;
@@ -4760,8 +4893,6 @@ void hisi_qm_dev_shutdown(struct pci_dev *pdev)
ret = hisi_qm_stop(qm, QM_DOWN);
if (ret)
dev_err(&pdev->dev, "Fail to stop qm in shutdown!\n");
-
- hisi_qm_cache_wb(qm);
}
EXPORT_SYMBOL_GPL(hisi_qm_dev_shutdown);
@@ -5014,7 +5145,7 @@ static void qm_unregister_abnormal_irq(struct hisi_qm *qm)
struct pci_dev *pdev = qm->pdev;
u32 irq_vector, val;
- if (qm->fun_type == QM_HW_VF)
+ if (qm->fun_type == QM_HW_VF && qm->ver < QM_HW_V3)
return;
val = qm->cap_tables.qm_cap_table[QM_ABNORMAL_IRQ].cap_val;
@@ -5031,17 +5162,28 @@ static int qm_register_abnormal_irq(struct hisi_qm *qm)
u32 irq_vector, val;
int ret;
- if (qm->fun_type == QM_HW_VF)
- return 0;
-
val = qm->cap_tables.qm_cap_table[QM_ABNORMAL_IRQ].cap_val;
if (!((val >> QM_IRQ_TYPE_SHIFT) & QM_ABN_IRQ_TYPE_MASK))
return 0;
-
irq_vector = val & QM_IRQ_VECTOR_MASK;
+
+ /* For VF, this is a reserved interrupt in V3 version. */
+ if (qm->fun_type == QM_HW_VF) {
+ if (qm->ver < QM_HW_V3)
+ return 0;
+
+ ret = request_irq(pci_irq_vector(pdev, irq_vector), qm_rsvd_irq,
+ IRQF_NO_AUTOEN, qm->dev_name, qm);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to request reserved irq, ret = %d!\n", ret);
+ return ret;
+ }
+ return 0;
+ }
+
ret = request_irq(pci_irq_vector(pdev, irq_vector), qm_abnormal_irq, 0, qm->dev_name, qm);
if (ret)
- dev_err(&qm->pdev->dev, "failed to request abnormal irq, ret = %d", ret);
+ dev_err(&qm->pdev->dev, "failed to request abnormal irq, ret = %d!\n", ret);
return ret;
}
@@ -5407,6 +5549,12 @@ static int hisi_qm_pci_init(struct hisi_qm *qm)
pci_set_master(pdev);
num_vec = qm_get_irq_num(qm);
+ if (!num_vec) {
+ dev_err(dev, "Device irq num is zero!\n");
+ ret = -EINVAL;
+ goto err_get_pci_res;
+ }
+ num_vec = roundup_pow_of_two(num_vec);
ret = pci_alloc_irq_vectors(pdev, num_vec, num_vec, PCI_IRQ_MSI);
if (ret < 0) {
dev_err(dev, "Failed to enable MSI vectors!\n");
@@ -5629,6 +5777,7 @@ int hisi_qm_init(struct hisi_qm *qm)
goto err_free_qm_memory;
qm_cmd_init(qm);
+ hisi_mig_region_enable(qm);
return 0;
@@ -5767,6 +5916,7 @@ static int qm_rebuild_for_resume(struct hisi_qm *qm)
}
qm_cmd_init(qm);
+ hisi_mig_region_enable(qm);
hisi_qm_dev_err_init(qm);
/* Set the doorbell timeout to QM_DB_TIMEOUT_CFG ns. */
writel(QM_DB_TIMEOUT_SET, qm->io_base + QM_DB_TIMEOUT_CFG);
diff --git a/drivers/crypto/hisilicon/sec/sec_drv.c b/drivers/crypto/hisilicon/sec/sec_drv.c
index ef0cb733c92c..129cb6faa0b7 100644
--- a/drivers/crypto/hisilicon/sec/sec_drv.c
+++ b/drivers/crypto/hisilicon/sec/sec_drv.c
@@ -922,7 +922,8 @@ static int sec_hw_init(struct sec_dev_info *info)
struct iommu_domain *domain;
u32 sec_ipv4_mask = 0;
u32 sec_ipv6_mask[10] = {};
- u32 i, ret;
+ int ret;
+ u32 i;
domain = iommu_get_domain_for_dev(info->dev);
diff --git a/drivers/crypto/hisilicon/sec2/sec_crypto.c b/drivers/crypto/hisilicon/sec2/sec_crypto.c
index d044ded0f290..31590d01139a 100644
--- a/drivers/crypto/hisilicon/sec2/sec_crypto.c
+++ b/drivers/crypto/hisilicon/sec2/sec_crypto.c
@@ -1944,14 +1944,12 @@ static void sec_request_uninit(struct sec_req *req)
static int sec_request_init(struct sec_ctx *ctx, struct sec_req *req)
{
struct sec_qp_ctx *qp_ctx;
- int i;
+ int i = 0;
- for (i = 0; i < ctx->sec->ctx_q_num; i++) {
+ do {
qp_ctx = &ctx->qp_ctx[i];
req->req_id = sec_alloc_req_id(req, qp_ctx);
- if (req->req_id >= 0)
- break;
- }
+ } while (req->req_id < 0 && ++i < ctx->sec->ctx_q_num);
req->qp_ctx = qp_ctx;
req->backlog = &qp_ctx->backlog;
diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c
index 72cf48d1f3ab..5eb2d6820742 100644
--- a/drivers/crypto/hisilicon/sec2/sec_main.c
+++ b/drivers/crypto/hisilicon/sec2/sec_main.c
@@ -47,6 +47,8 @@
#define SEC_RAS_FE_ENB_MSK 0x0
#define SEC_OOO_SHUTDOWN_SEL 0x301014
#define SEC_RAS_DISABLE 0x0
+#define SEC_AXI_ERROR_MASK (BIT(0) | BIT(1))
+
#define SEC_MEM_START_INIT_REG 0x301100
#define SEC_MEM_INIT_DONE_REG 0x301104
@@ -93,6 +95,16 @@
#define SEC_PREFETCH_ENABLE (~(BIT(0) | BIT(1) | BIT(11)))
#define SEC_PREFETCH_DISABLE BIT(1)
#define SEC_SVA_DISABLE_READY (BIT(7) | BIT(11))
+#define SEC_SVA_PREFETCH_INFO 0x301ED4
+#define SEC_SVA_STALL_NUM GENMASK(23, 8)
+#define SEC_SVA_PREFETCH_NUM GENMASK(2, 0)
+#define SEC_WAIT_SVA_READY 500000
+#define SEC_READ_SVA_STATUS_TIMES 3
+#define SEC_WAIT_US_MIN 10
+#define SEC_WAIT_US_MAX 20
+#define SEC_WAIT_QP_US_MIN 1000
+#define SEC_WAIT_QP_US_MAX 2000
+#define SEC_MAX_WAIT_TIMES 2000
#define SEC_DELAY_10_US 10
#define SEC_POLL_TIMEOUT_US 1000
@@ -464,6 +476,81 @@ static void sec_set_endian(struct hisi_qm *qm)
writel_relaxed(reg, qm->io_base + SEC_CONTROL_REG);
}
+static int sec_wait_sva_ready(struct hisi_qm *qm, __u32 offset, __u32 mask)
+{
+ u32 val, try_times = 0;
+ u8 count = 0;
+
+ /*
+ * Read the register value every 10-20us. If the value is 0 for three
+ * consecutive times, the SVA module is ready.
+ */
+ do {
+ val = readl(qm->io_base + offset);
+ if (val & mask)
+ count = 0;
+ else if (++count == SEC_READ_SVA_STATUS_TIMES)
+ break;
+
+ usleep_range(SEC_WAIT_US_MIN, SEC_WAIT_US_MAX);
+ } while (++try_times < SEC_WAIT_SVA_READY);
+
+ if (try_times == SEC_WAIT_SVA_READY) {
+ pci_err(qm->pdev, "failed to wait sva prefetch ready\n");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+static void sec_close_sva_prefetch(struct hisi_qm *qm)
+{
+ u32 val;
+ int ret;
+
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
+ return;
+
+ val = readl_relaxed(qm->io_base + SEC_PREFETCH_CFG);
+ val |= SEC_PREFETCH_DISABLE;
+ writel(val, qm->io_base + SEC_PREFETCH_CFG);
+
+ ret = readl_relaxed_poll_timeout(qm->io_base + SEC_SVA_TRANS,
+ val, !(val & SEC_SVA_DISABLE_READY),
+ SEC_DELAY_10_US, SEC_POLL_TIMEOUT_US);
+ if (ret)
+ pci_err(qm->pdev, "failed to close sva prefetch\n");
+
+ (void)sec_wait_sva_ready(qm, SEC_SVA_PREFETCH_INFO, SEC_SVA_STALL_NUM);
+}
+
+static void sec_open_sva_prefetch(struct hisi_qm *qm)
+{
+ u32 val;
+ int ret;
+
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
+ return;
+
+ /* Enable prefetch */
+ val = readl_relaxed(qm->io_base + SEC_PREFETCH_CFG);
+ val &= SEC_PREFETCH_ENABLE;
+ writel(val, qm->io_base + SEC_PREFETCH_CFG);
+
+ ret = readl_relaxed_poll_timeout(qm->io_base + SEC_PREFETCH_CFG,
+ val, !(val & SEC_PREFETCH_DISABLE),
+ SEC_DELAY_10_US, SEC_POLL_TIMEOUT_US);
+ if (ret) {
+ pci_err(qm->pdev, "failed to open sva prefetch\n");
+ sec_close_sva_prefetch(qm);
+ return;
+ }
+
+ ret = sec_wait_sva_ready(qm, SEC_SVA_TRANS, SEC_SVA_PREFETCH_NUM);
+ if (ret)
+ sec_close_sva_prefetch(qm);
+}
+
static void sec_engine_sva_config(struct hisi_qm *qm)
{
u32 reg;
@@ -497,45 +584,7 @@ static void sec_engine_sva_config(struct hisi_qm *qm)
writel_relaxed(reg, qm->io_base +
SEC_INTERFACE_USER_CTRL1_REG);
}
-}
-
-static void sec_open_sva_prefetch(struct hisi_qm *qm)
-{
- u32 val;
- int ret;
-
- if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
- return;
-
- /* Enable prefetch */
- val = readl_relaxed(qm->io_base + SEC_PREFETCH_CFG);
- val &= SEC_PREFETCH_ENABLE;
- writel(val, qm->io_base + SEC_PREFETCH_CFG);
-
- ret = readl_relaxed_poll_timeout(qm->io_base + SEC_PREFETCH_CFG,
- val, !(val & SEC_PREFETCH_DISABLE),
- SEC_DELAY_10_US, SEC_POLL_TIMEOUT_US);
- if (ret)
- pci_err(qm->pdev, "failed to open sva prefetch\n");
-}
-
-static void sec_close_sva_prefetch(struct hisi_qm *qm)
-{
- u32 val;
- int ret;
-
- if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
- return;
-
- val = readl_relaxed(qm->io_base + SEC_PREFETCH_CFG);
- val |= SEC_PREFETCH_DISABLE;
- writel(val, qm->io_base + SEC_PREFETCH_CFG);
-
- ret = readl_relaxed_poll_timeout(qm->io_base + SEC_SVA_TRANS,
- val, !(val & SEC_SVA_DISABLE_READY),
- SEC_DELAY_10_US, SEC_POLL_TIMEOUT_US);
- if (ret)
- pci_err(qm->pdev, "failed to close sva prefetch\n");
+ sec_open_sva_prefetch(qm);
}
static void sec_enable_clock_gate(struct hisi_qm *qm)
@@ -666,8 +715,7 @@ static void sec_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
val1 = readl(qm->io_base + SEC_CONTROL_REG);
if (enable) {
val1 |= SEC_AXI_SHUTDOWN_ENABLE;
- val2 = hisi_qm_get_hw_info(qm, sec_basic_info,
- SEC_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ val2 = qm->err_info.dev_err.shutdown_mask;
} else {
val1 &= SEC_AXI_SHUTDOWN_DISABLE;
val2 = 0x0;
@@ -681,7 +729,8 @@ static void sec_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
static void sec_hw_error_enable(struct hisi_qm *qm)
{
- u32 ce, nfe;
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
if (qm->ver == QM_HW_V1) {
writel(SEC_CORE_INT_DISABLE, qm->io_base + SEC_CORE_INT_MASK);
@@ -689,22 +738,19 @@ static void sec_hw_error_enable(struct hisi_qm *qm)
return;
}
- ce = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_CE_MASK_CAP, qm->cap_ver);
- nfe = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_NFE_MASK_CAP, qm->cap_ver);
-
/* clear SEC hw error source if having */
- writel(ce | nfe | SEC_RAS_FE_ENB_MSK, qm->io_base + SEC_CORE_INT_SOURCE);
+ writel(err_mask, qm->io_base + SEC_CORE_INT_SOURCE);
/* enable RAS int */
- writel(ce, qm->io_base + SEC_RAS_CE_REG);
- writel(SEC_RAS_FE_ENB_MSK, qm->io_base + SEC_RAS_FE_REG);
- writel(nfe, qm->io_base + SEC_RAS_NFE_REG);
+ writel(dev_err->ce, qm->io_base + SEC_RAS_CE_REG);
+ writel(dev_err->fe, qm->io_base + SEC_RAS_FE_REG);
+ writel(dev_err->nfe, qm->io_base + SEC_RAS_NFE_REG);
/* enable SEC block master OOO when nfe occurs on Kunpeng930 */
sec_master_ooo_ctrl(qm, true);
/* enable SEC hw error interrupts */
- writel(ce | nfe | SEC_RAS_FE_ENB_MSK, qm->io_base + SEC_CORE_INT_MASK);
+ writel(err_mask, qm->io_base + SEC_CORE_INT_MASK);
}
static void sec_hw_error_disable(struct hisi_qm *qm)
@@ -1061,12 +1107,20 @@ static void sec_clear_hw_err_status(struct hisi_qm *qm, u32 err_sts)
static void sec_disable_error_report(struct hisi_qm *qm, u32 err_type)
{
- u32 nfe_mask;
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
- nfe_mask = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_NFE_MASK_CAP, qm->cap_ver);
writel(nfe_mask & (~err_type), qm->io_base + SEC_RAS_NFE_REG);
}
+static void sec_enable_error_report(struct hisi_qm *qm)
+{
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
+ u32 ce_mask = qm->err_info.dev_err.ce;
+
+ writel(nfe_mask, qm->io_base + SEC_RAS_NFE_REG);
+ writel(ce_mask, qm->io_base + SEC_RAS_CE_REG);
+}
+
static void sec_open_axi_master_ooo(struct hisi_qm *qm)
{
u32 val;
@@ -1082,16 +1136,18 @@ static enum acc_err_result sec_get_err_result(struct hisi_qm *qm)
err_status = sec_get_hw_err_status(qm);
if (err_status) {
- if (err_status & qm->err_info.ecc_2bits_mask)
+ if (err_status & qm->err_info.dev_err.ecc_2bits_mask)
qm->err_status.is_dev_ecc_mbit = true;
sec_log_hw_error(qm, err_status);
- if (err_status & qm->err_info.dev_reset_mask) {
+ if (err_status & qm->err_info.dev_err.reset_mask) {
/* Disable the same error reporting until device is recovered. */
sec_disable_error_report(qm, err_status);
return ACC_ERR_NEED_RESET;
}
sec_clear_hw_err_status(qm, err_status);
+ /* Avoid firmware disable error report, re-enable. */
+ sec_enable_error_report(qm);
}
return ACC_ERR_RECOVERED;
@@ -1102,28 +1158,62 @@ static bool sec_dev_is_abnormal(struct hisi_qm *qm)
u32 err_status;
err_status = sec_get_hw_err_status(qm);
- if (err_status & qm->err_info.dev_shutdown_mask)
+ if (err_status & qm->err_info.dev_err.shutdown_mask)
return true;
return false;
}
+static void sec_disable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+
+ writel(err_mask & ~SEC_AXI_ERROR_MASK, qm->io_base + SEC_CORE_INT_MASK);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask & (~SEC_AXI_ERROR_MASK),
+ qm->io_base + SEC_OOO_SHUTDOWN_SEL);
+}
+
+static void sec_enable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+
+ /* clear axi error source */
+ writel(SEC_AXI_ERROR_MASK, qm->io_base + SEC_CORE_INT_SOURCE);
+
+ writel(err_mask, qm->io_base + SEC_CORE_INT_MASK);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask, qm->io_base + SEC_OOO_SHUTDOWN_SEL);
+}
+
static void sec_err_info_init(struct hisi_qm *qm)
{
struct hisi_qm_err_info *err_info = &qm->err_info;
+ struct hisi_qm_err_mask *qm_err = &err_info->qm_err;
+ struct hisi_qm_err_mask *dev_err = &err_info->dev_err;
+
+ qm_err->fe = SEC_RAS_FE_ENB_MSK;
+ qm_err->ce = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_QM_CE_MASK_CAP, qm->cap_ver);
+ qm_err->nfe = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_QM_NFE_MASK_CAP, qm->cap_ver);
+ qm_err->shutdown_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
+ SEC_QM_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ qm_err->reset_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
+ SEC_QM_RESET_MASK_CAP, qm->cap_ver);
+ qm_err->ecc_2bits_mask = QM_ECC_MBIT;
+
+ dev_err->fe = SEC_RAS_FE_ENB_MSK;
+ dev_err->ce = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_CE_MASK_CAP, qm->cap_ver);
+ dev_err->nfe = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_NFE_MASK_CAP, qm->cap_ver);
+ dev_err->shutdown_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
+ SEC_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ dev_err->reset_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
+ SEC_RESET_MASK_CAP, qm->cap_ver);
+ dev_err->ecc_2bits_mask = SEC_CORE_INT_STATUS_M_ECC;
- err_info->fe = SEC_RAS_FE_ENB_MSK;
- err_info->ce = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_QM_CE_MASK_CAP, qm->cap_ver);
- err_info->nfe = hisi_qm_get_hw_info(qm, sec_basic_info, SEC_QM_NFE_MASK_CAP, qm->cap_ver);
- err_info->ecc_2bits_mask = SEC_CORE_INT_STATUS_M_ECC;
- err_info->qm_shutdown_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
- SEC_QM_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
- err_info->dev_shutdown_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
- SEC_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
- err_info->qm_reset_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
- SEC_QM_RESET_MASK_CAP, qm->cap_ver);
- err_info->dev_reset_mask = hisi_qm_get_hw_info(qm, sec_basic_info,
- SEC_RESET_MASK_CAP, qm->cap_ver);
err_info->msi_wr_port = BIT(0);
err_info->acpi_rst = "SRST";
}
@@ -1141,6 +1231,8 @@ static const struct hisi_qm_err_ini sec_err_ini = {
.err_info_init = sec_err_info_init,
.get_err_result = sec_get_err_result,
.dev_is_abnormal = sec_dev_is_abnormal,
+ .disable_axi_error = sec_disable_axi_error,
+ .enable_axi_error = sec_enable_axi_error,
};
static int sec_pf_probe_init(struct sec_dev *sec)
@@ -1152,7 +1244,6 @@ static int sec_pf_probe_init(struct sec_dev *sec)
if (ret)
return ret;
- sec_open_sva_prefetch(qm);
hisi_qm_dev_err_init(qm);
sec_debug_regs_clear(qm);
ret = sec_show_last_regs_init(qm);
@@ -1169,7 +1260,7 @@ static int sec_pre_store_cap_reg(struct hisi_qm *qm)
size_t i, size;
size = ARRAY_SIZE(sec_cap_query_info);
- sec_cap = devm_kzalloc(&pdev->dev, sizeof(*sec_cap) * size, GFP_KERNEL);
+ sec_cap = devm_kcalloc(&pdev->dev, size, sizeof(*sec_cap), GFP_KERNEL);
if (!sec_cap)
return -ENOMEM;
diff --git a/drivers/crypto/hisilicon/sgl.c b/drivers/crypto/hisilicon/sgl.c
index 7a9ef2a9972a..24c7b6ab285b 100644
--- a/drivers/crypto/hisilicon/sgl.c
+++ b/drivers/crypto/hisilicon/sgl.c
@@ -245,11 +245,6 @@ hisi_acc_sg_buf_map_to_hw_sgl(struct device *dev, struct scatterlist *sgl,
}
curr_hw_sgl = acc_get_sgl(pool, index, &curr_sgl_dma);
- if (IS_ERR(curr_hw_sgl)) {
- dev_err(dev, "Get SGL error!\n");
- ret = -ENOMEM;
- goto err_unmap;
- }
curr_hw_sgl->entry_length_in_sgl = cpu_to_le16(pool->sge_nr);
curr_hw_sge = curr_hw_sgl->sge_entries;
diff --git a/drivers/crypto/hisilicon/zip/dae_main.c b/drivers/crypto/hisilicon/zip/dae_main.c
index 6f22e4c36e49..68aebd02fc84 100644
--- a/drivers/crypto/hisilicon/zip/dae_main.c
+++ b/drivers/crypto/hisilicon/zip/dae_main.c
@@ -15,6 +15,7 @@
#define DAE_REG_RD_TMOUT_US USEC_PER_SEC
#define DAE_ALG_NAME "hashagg"
+#define DAE_V5_ALG_NAME "hashagg\nudma\nhashjoin\ngather"
/* error */
#define DAE_AXI_CFG_OFFSET 0x331000
@@ -82,6 +83,7 @@ int hisi_dae_set_user_domain(struct hisi_qm *qm)
int hisi_dae_set_alg(struct hisi_qm *qm)
{
+ const char *alg_name;
size_t len;
if (!dae_is_support(qm))
@@ -90,9 +92,14 @@ int hisi_dae_set_alg(struct hisi_qm *qm)
if (!qm->uacce)
return 0;
+ if (qm->ver >= QM_HW_V5)
+ alg_name = DAE_V5_ALG_NAME;
+ else
+ alg_name = DAE_ALG_NAME;
+
len = strlen(qm->uacce->algs);
/* A line break may be required */
- if (len + strlen(DAE_ALG_NAME) + 1 >= QM_DEV_ALG_MAX_LEN) {
+ if (len + strlen(alg_name) + 1 >= QM_DEV_ALG_MAX_LEN) {
pci_err(qm->pdev, "algorithm name is too long!\n");
return -EINVAL;
}
@@ -100,7 +107,7 @@ int hisi_dae_set_alg(struct hisi_qm *qm)
if (len)
strcat((char *)qm->uacce->algs, "\n");
- strcat((char *)qm->uacce->algs, DAE_ALG_NAME);
+ strcat((char *)qm->uacce->algs, alg_name);
return 0;
}
@@ -168,6 +175,12 @@ static void hisi_dae_disable_error_report(struct hisi_qm *qm, u32 err_type)
writel(DAE_ERR_NFE_MASK & (~err_type), qm->io_base + DAE_ERR_NFE_OFFSET);
}
+static void hisi_dae_enable_error_report(struct hisi_qm *qm)
+{
+ writel(DAE_ERR_CE_MASK, qm->io_base + DAE_ERR_CE_OFFSET);
+ writel(DAE_ERR_NFE_MASK, qm->io_base + DAE_ERR_NFE_OFFSET);
+}
+
static void hisi_dae_log_hw_error(struct hisi_qm *qm, u32 err_type)
{
const struct hisi_dae_hw_error *err = dae_hw_error;
@@ -209,6 +222,8 @@ enum acc_err_result hisi_dae_get_err_result(struct hisi_qm *qm)
return ACC_ERR_NEED_RESET;
}
hisi_dae_clear_hw_err_status(qm, err_status);
+ /* Avoid firmware disable error report, re-enable. */
+ hisi_dae_enable_error_report(qm);
return ACC_ERR_RECOVERED;
}
diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisilicon/zip/zip_main.c
index d8ba23b7cc7d..4fcbe6bada06 100644
--- a/drivers/crypto/hisilicon/zip/zip_main.c
+++ b/drivers/crypto/hisilicon/zip/zip_main.c
@@ -65,6 +65,7 @@
#define HZIP_SRAM_ECC_ERR_NUM_SHIFT 16
#define HZIP_SRAM_ECC_ERR_ADDR_SHIFT 24
#define HZIP_CORE_INT_MASK_ALL GENMASK(12, 0)
+#define HZIP_AXI_ERROR_MASK (BIT(2) | BIT(3))
#define HZIP_SQE_SIZE 128
#define HZIP_PF_DEF_Q_NUM 64
#define HZIP_PF_DEF_Q_BASE 0
@@ -80,6 +81,7 @@
#define HZIP_ALG_GZIP_BIT GENMASK(3, 2)
#define HZIP_ALG_DEFLATE_BIT GENMASK(5, 4)
#define HZIP_ALG_LZ77_BIT GENMASK(7, 6)
+#define HZIP_ALG_LZ4_BIT GENMASK(9, 8)
#define HZIP_BUF_SIZE 22
#define HZIP_SQE_MASK_OFFSET 64
@@ -95,10 +97,16 @@
#define HZIP_PREFETCH_ENABLE (~(BIT(26) | BIT(17) | BIT(0)))
#define HZIP_SVA_PREFETCH_DISABLE BIT(26)
#define HZIP_SVA_DISABLE_READY (BIT(26) | BIT(30))
+#define HZIP_SVA_PREFETCH_NUM GENMASK(18, 16)
+#define HZIP_SVA_STALL_NUM GENMASK(15, 0)
#define HZIP_SHAPER_RATE_COMPRESS 750
#define HZIP_SHAPER_RATE_DECOMPRESS 140
-#define HZIP_DELAY_1_US 1
-#define HZIP_POLL_TIMEOUT_US 1000
+#define HZIP_DELAY_1_US 1
+#define HZIP_POLL_TIMEOUT_US 1000
+#define HZIP_WAIT_SVA_READY 500000
+#define HZIP_READ_SVA_STATUS_TIMES 3
+#define HZIP_WAIT_US_MIN 10
+#define HZIP_WAIT_US_MAX 20
/* clock gating */
#define HZIP_PEH_CFG_AUTO_GATE 0x3011A8
@@ -111,6 +119,9 @@
/* zip comp high performance */
#define HZIP_HIGH_PERF_OFFSET 0x301208
+#define HZIP_LIT_LEN_EN_OFFSET 0x301204
+#define HZIP_LIT_LEN_EN_EN BIT(4)
+
enum {
HZIP_HIGH_COMP_RATE,
HZIP_HIGH_COMP_PERF,
@@ -141,6 +152,12 @@ static const struct qm_dev_alg zip_dev_algs[] = { {
}, {
.alg_msk = HZIP_ALG_LZ77_BIT,
.alg = "lz77_zstd\n",
+ }, {
+ .alg_msk = HZIP_ALG_LZ77_BIT,
+ .alg = "lz77_only\n",
+ }, {
+ .alg_msk = HZIP_ALG_LZ4_BIT,
+ .alg = "lz4\n",
},
};
@@ -448,10 +465,23 @@ bool hisi_zip_alg_support(struct hisi_qm *qm, u32 alg)
return false;
}
-static int hisi_zip_set_high_perf(struct hisi_qm *qm)
+static void hisi_zip_literal_set(struct hisi_qm *qm)
+{
+ u32 val;
+
+ if (qm->ver < QM_HW_V3)
+ return;
+
+ val = readl_relaxed(qm->io_base + HZIP_LIT_LEN_EN_OFFSET);
+ val &= ~HZIP_LIT_LEN_EN_EN;
+
+ /* enable literal length in stream mode compression */
+ writel(val, qm->io_base + HZIP_LIT_LEN_EN_OFFSET);
+}
+
+static void hisi_zip_set_high_perf(struct hisi_qm *qm)
{
u32 val;
- int ret;
val = readl_relaxed(qm->io_base + HZIP_HIGH_PERF_OFFSET);
if (perf_mode == HZIP_HIGH_COMP_PERF)
@@ -461,16 +491,36 @@ static int hisi_zip_set_high_perf(struct hisi_qm *qm)
/* Set perf mode */
writel(val, qm->io_base + HZIP_HIGH_PERF_OFFSET);
- ret = readl_relaxed_poll_timeout(qm->io_base + HZIP_HIGH_PERF_OFFSET,
- val, val == perf_mode, HZIP_DELAY_1_US,
- HZIP_POLL_TIMEOUT_US);
- if (ret)
- pci_err(qm->pdev, "failed to set perf mode\n");
+}
- return ret;
+static int hisi_zip_wait_sva_ready(struct hisi_qm *qm, __u32 offset, __u32 mask)
+{
+ u32 val, try_times = 0;
+ u8 count = 0;
+
+ /*
+ * Read the register value every 10-20us. If the value is 0 for three
+ * consecutive times, the SVA module is ready.
+ */
+ do {
+ val = readl(qm->io_base + offset);
+ if (val & mask)
+ count = 0;
+ else if (++count == HZIP_READ_SVA_STATUS_TIMES)
+ break;
+
+ usleep_range(HZIP_WAIT_US_MIN, HZIP_WAIT_US_MAX);
+ } while (++try_times < HZIP_WAIT_SVA_READY);
+
+ if (try_times == HZIP_WAIT_SVA_READY) {
+ pci_err(qm->pdev, "failed to wait sva prefetch ready\n");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
}
-static void hisi_zip_open_sva_prefetch(struct hisi_qm *qm)
+static void hisi_zip_close_sva_prefetch(struct hisi_qm *qm)
{
u32 val;
int ret;
@@ -478,19 +528,20 @@ static void hisi_zip_open_sva_prefetch(struct hisi_qm *qm)
if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
- /* Enable prefetch */
val = readl_relaxed(qm->io_base + HZIP_PREFETCH_CFG);
- val &= HZIP_PREFETCH_ENABLE;
+ val |= HZIP_SVA_PREFETCH_DISABLE;
writel(val, qm->io_base + HZIP_PREFETCH_CFG);
- ret = readl_relaxed_poll_timeout(qm->io_base + HZIP_PREFETCH_CFG,
- val, !(val & HZIP_SVA_PREFETCH_DISABLE),
+ ret = readl_relaxed_poll_timeout(qm->io_base + HZIP_SVA_TRANS,
+ val, !(val & HZIP_SVA_DISABLE_READY),
HZIP_DELAY_1_US, HZIP_POLL_TIMEOUT_US);
if (ret)
- pci_err(qm->pdev, "failed to open sva prefetch\n");
+ pci_err(qm->pdev, "failed to close sva prefetch\n");
+
+ (void)hisi_zip_wait_sva_ready(qm, HZIP_SVA_TRANS, HZIP_SVA_STALL_NUM);
}
-static void hisi_zip_close_sva_prefetch(struct hisi_qm *qm)
+static void hisi_zip_open_sva_prefetch(struct hisi_qm *qm)
{
u32 val;
int ret;
@@ -498,15 +549,23 @@ static void hisi_zip_close_sva_prefetch(struct hisi_qm *qm)
if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
+ /* Enable prefetch */
val = readl_relaxed(qm->io_base + HZIP_PREFETCH_CFG);
- val |= HZIP_SVA_PREFETCH_DISABLE;
+ val &= HZIP_PREFETCH_ENABLE;
writel(val, qm->io_base + HZIP_PREFETCH_CFG);
- ret = readl_relaxed_poll_timeout(qm->io_base + HZIP_SVA_TRANS,
- val, !(val & HZIP_SVA_DISABLE_READY),
+ ret = readl_relaxed_poll_timeout(qm->io_base + HZIP_PREFETCH_CFG,
+ val, !(val & HZIP_SVA_PREFETCH_DISABLE),
HZIP_DELAY_1_US, HZIP_POLL_TIMEOUT_US);
+ if (ret) {
+ pci_err(qm->pdev, "failed to open sva prefetch\n");
+ hisi_zip_close_sva_prefetch(qm);
+ return;
+ }
+
+ ret = hisi_zip_wait_sva_ready(qm, HZIP_SVA_TRANS, HZIP_SVA_PREFETCH_NUM);
if (ret)
- pci_err(qm->pdev, "failed to close sva prefetch\n");
+ hisi_zip_close_sva_prefetch(qm);
}
static void hisi_zip_enable_clock_gate(struct hisi_qm *qm)
@@ -530,6 +589,7 @@ static int hisi_zip_set_user_domain_and_cache(struct hisi_qm *qm)
void __iomem *base = qm->io_base;
u32 dcomp_bm, comp_bm;
u32 zip_core_en;
+ int ret;
/* qm user domain */
writel(AXUSER_BASE, base + QM_ARUSER_M_CFG_1);
@@ -565,6 +625,7 @@ static int hisi_zip_set_user_domain_and_cache(struct hisi_qm *qm)
writel(AXUSER_BASE, base + HZIP_DATA_WUSER_32_63);
writel(AXUSER_BASE, base + HZIP_SGL_RUSER_32_63);
}
+ hisi_zip_open_sva_prefetch(qm);
/* let's open all compression/decompression cores */
@@ -580,9 +641,19 @@ static int hisi_zip_set_user_domain_and_cache(struct hisi_qm *qm)
CQC_CACHE_WB_ENABLE | FIELD_PREP(SQC_CACHE_WB_THRD, 1) |
FIELD_PREP(CQC_CACHE_WB_THRD, 1), base + QM_CACHE_CTL);
+ hisi_zip_set_high_perf(qm);
+ hisi_zip_literal_set(qm);
hisi_zip_enable_clock_gate(qm);
- return hisi_dae_set_user_domain(qm);
+ ret = hisi_dae_set_user_domain(qm);
+ if (ret)
+ goto close_sva_prefetch;
+
+ return 0;
+
+close_sva_prefetch:
+ hisi_zip_close_sva_prefetch(qm);
+ return ret;
}
static void hisi_zip_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
@@ -592,8 +663,7 @@ static void hisi_zip_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
val1 = readl(qm->io_base + HZIP_SOFT_CTRL_ZIP_CONTROL);
if (enable) {
val1 |= HZIP_AXI_SHUTDOWN_ENABLE;
- val2 = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
- ZIP_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ val2 = qm->err_info.dev_err.shutdown_mask;
} else {
val1 &= ~HZIP_AXI_SHUTDOWN_ENABLE;
val2 = 0x0;
@@ -607,7 +677,8 @@ static void hisi_zip_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
static void hisi_zip_hw_error_enable(struct hisi_qm *qm)
{
- u32 nfe, ce;
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
if (qm->ver == QM_HW_V1) {
writel(HZIP_CORE_INT_MASK_ALL,
@@ -616,33 +687,29 @@ static void hisi_zip_hw_error_enable(struct hisi_qm *qm)
return;
}
- nfe = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_NFE_MASK_CAP, qm->cap_ver);
- ce = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_CE_MASK_CAP, qm->cap_ver);
-
/* clear ZIP hw error source if having */
- writel(ce | nfe | HZIP_CORE_INT_RAS_FE_ENB_MASK, qm->io_base + HZIP_CORE_INT_SOURCE);
+ writel(err_mask, qm->io_base + HZIP_CORE_INT_SOURCE);
/* configure error type */
- writel(ce, qm->io_base + HZIP_CORE_INT_RAS_CE_ENB);
- writel(HZIP_CORE_INT_RAS_FE_ENB_MASK, qm->io_base + HZIP_CORE_INT_RAS_FE_ENB);
- writel(nfe, qm->io_base + HZIP_CORE_INT_RAS_NFE_ENB);
+ writel(dev_err->ce, qm->io_base + HZIP_CORE_INT_RAS_CE_ENB);
+ writel(dev_err->fe, qm->io_base + HZIP_CORE_INT_RAS_FE_ENB);
+ writel(dev_err->nfe, qm->io_base + HZIP_CORE_INT_RAS_NFE_ENB);
hisi_zip_master_ooo_ctrl(qm, true);
/* enable ZIP hw error interrupts */
- writel(0, qm->io_base + HZIP_CORE_INT_MASK_REG);
+ writel(~err_mask, qm->io_base + HZIP_CORE_INT_MASK_REG);
hisi_dae_hw_error_enable(qm);
}
static void hisi_zip_hw_error_disable(struct hisi_qm *qm)
{
- u32 nfe, ce;
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
/* disable ZIP hw error interrupts */
- nfe = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_NFE_MASK_CAP, qm->cap_ver);
- ce = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_CE_MASK_CAP, qm->cap_ver);
- writel(ce | nfe | HZIP_CORE_INT_RAS_FE_ENB_MASK, qm->io_base + HZIP_CORE_INT_MASK_REG);
+ writel(err_mask, qm->io_base + HZIP_CORE_INT_MASK_REG);
hisi_zip_master_ooo_ctrl(qm, false);
@@ -1116,12 +1183,20 @@ static void hisi_zip_clear_hw_err_status(struct hisi_qm *qm, u32 err_sts)
static void hisi_zip_disable_error_report(struct hisi_qm *qm, u32 err_type)
{
- u32 nfe_mask;
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
- nfe_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_NFE_MASK_CAP, qm->cap_ver);
writel(nfe_mask & (~err_type), qm->io_base + HZIP_CORE_INT_RAS_NFE_ENB);
}
+static void hisi_zip_enable_error_report(struct hisi_qm *qm)
+{
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
+ u32 ce_mask = qm->err_info.dev_err.ce;
+
+ writel(nfe_mask, qm->io_base + HZIP_CORE_INT_RAS_NFE_ENB);
+ writel(ce_mask, qm->io_base + HZIP_CORE_INT_RAS_CE_ENB);
+}
+
static void hisi_zip_open_axi_master_ooo(struct hisi_qm *qm)
{
u32 val;
@@ -1160,16 +1235,18 @@ static enum acc_err_result hisi_zip_get_err_result(struct hisi_qm *qm)
/* Get device hardware new error status */
err_status = hisi_zip_get_hw_err_status(qm);
if (err_status) {
- if (err_status & qm->err_info.ecc_2bits_mask)
+ if (err_status & qm->err_info.dev_err.ecc_2bits_mask)
qm->err_status.is_dev_ecc_mbit = true;
hisi_zip_log_hw_error(qm, err_status);
- if (err_status & qm->err_info.dev_reset_mask) {
+ if (err_status & qm->err_info.dev_err.reset_mask) {
/* Disable the same error reporting until device is recovered. */
hisi_zip_disable_error_report(qm, err_status);
- return ACC_ERR_NEED_RESET;
+ zip_result = ACC_ERR_NEED_RESET;
} else {
hisi_zip_clear_hw_err_status(qm, err_status);
+ /* Avoid firmware disable error report, re-enable. */
+ hisi_zip_enable_error_report(qm);
}
}
@@ -1185,7 +1262,7 @@ static bool hisi_zip_dev_is_abnormal(struct hisi_qm *qm)
u32 err_status;
err_status = hisi_zip_get_hw_err_status(qm);
- if (err_status & qm->err_info.dev_shutdown_mask)
+ if (err_status & qm->err_info.dev_err.shutdown_mask)
return true;
return hisi_dae_dev_is_abnormal(qm);
@@ -1196,23 +1273,59 @@ static int hisi_zip_set_priv_status(struct hisi_qm *qm)
return hisi_dae_close_axi_master_ooo(qm);
}
+static void hisi_zip_disable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+ u32 val;
+
+ val = ~(err_mask & (~HZIP_AXI_ERROR_MASK));
+ writel(val, qm->io_base + HZIP_CORE_INT_MASK_REG);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask & (~HZIP_AXI_ERROR_MASK),
+ qm->io_base + HZIP_OOO_SHUTDOWN_SEL);
+}
+
+static void hisi_zip_enable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+
+ /* clear axi error source */
+ writel(HZIP_AXI_ERROR_MASK, qm->io_base + HZIP_CORE_INT_SOURCE);
+
+ writel(~err_mask, qm->io_base + HZIP_CORE_INT_MASK_REG);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask, qm->io_base + HZIP_OOO_SHUTDOWN_SEL);
+}
+
static void hisi_zip_err_info_init(struct hisi_qm *qm)
{
struct hisi_qm_err_info *err_info = &qm->err_info;
+ struct hisi_qm_err_mask *qm_err = &err_info->qm_err;
+ struct hisi_qm_err_mask *dev_err = &err_info->dev_err;
+
+ qm_err->fe = HZIP_CORE_INT_RAS_FE_ENB_MASK;
+ qm_err->ce = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_QM_CE_MASK_CAP, qm->cap_ver);
+ qm_err->nfe = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
+ ZIP_QM_NFE_MASK_CAP, qm->cap_ver);
+ qm_err->ecc_2bits_mask = QM_ECC_MBIT;
+ qm_err->reset_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
+ ZIP_QM_RESET_MASK_CAP, qm->cap_ver);
+ qm_err->shutdown_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
+ ZIP_QM_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+
+ dev_err->fe = HZIP_CORE_INT_RAS_FE_ENB_MASK;
+ dev_err->ce = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_CE_MASK_CAP, qm->cap_ver);
+ dev_err->nfe = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_NFE_MASK_CAP, qm->cap_ver);
+ dev_err->ecc_2bits_mask = HZIP_CORE_INT_STATUS_M_ECC;
+ dev_err->shutdown_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
+ ZIP_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ dev_err->reset_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
+ ZIP_RESET_MASK_CAP, qm->cap_ver);
- err_info->fe = HZIP_CORE_INT_RAS_FE_ENB_MASK;
- err_info->ce = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_QM_CE_MASK_CAP, qm->cap_ver);
- err_info->nfe = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
- ZIP_QM_NFE_MASK_CAP, qm->cap_ver);
- err_info->ecc_2bits_mask = HZIP_CORE_INT_STATUS_M_ECC;
- err_info->qm_shutdown_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
- ZIP_QM_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
- err_info->dev_shutdown_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
- ZIP_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
- err_info->qm_reset_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
- ZIP_QM_RESET_MASK_CAP, qm->cap_ver);
- err_info->dev_reset_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info,
- ZIP_RESET_MASK_CAP, qm->cap_ver);
err_info->msi_wr_port = HZIP_WR_PORT;
err_info->acpi_rst = "ZRST";
}
@@ -1232,6 +1345,8 @@ static const struct hisi_qm_err_ini hisi_zip_err_ini = {
.get_err_result = hisi_zip_get_err_result,
.set_priv_status = hisi_zip_set_priv_status,
.dev_is_abnormal = hisi_zip_dev_is_abnormal,
+ .disable_axi_error = hisi_zip_disable_axi_error,
+ .enable_axi_error = hisi_zip_enable_axi_error,
};
static int hisi_zip_pf_probe_init(struct hisi_zip *hisi_zip)
@@ -1251,11 +1366,6 @@ static int hisi_zip_pf_probe_init(struct hisi_zip *hisi_zip)
if (ret)
return ret;
- ret = hisi_zip_set_high_perf(qm);
- if (ret)
- return ret;
-
- hisi_zip_open_sva_prefetch(qm);
hisi_qm_dev_err_init(qm);
hisi_zip_debug_regs_clear(qm);
@@ -1273,7 +1383,7 @@ static int zip_pre_store_cap_reg(struct hisi_qm *qm)
size_t i, size;
size = ARRAY_SIZE(zip_cap_query_info);
- zip_cap = devm_kzalloc(&pdev->dev, sizeof(*zip_cap) * size, GFP_KERNEL);
+ zip_cap = devm_kcalloc(&pdev->dev, size, sizeof(*zip_cap), GFP_KERNEL);
if (!zip_cap)
return -ENOMEM;
diff --git a/drivers/crypto/intel/iaa/iaa_crypto_main.c b/drivers/crypto/intel/iaa/iaa_crypto_main.c
index 23f585219fb4..d0058757b000 100644
--- a/drivers/crypto/intel/iaa/iaa_crypto_main.c
+++ b/drivers/crypto/intel/iaa/iaa_crypto_main.c
@@ -805,7 +805,7 @@ static int save_iaa_wq(struct idxd_wq *wq)
if (!cpus_per_iaa)
cpus_per_iaa = 1;
out:
- return 0;
+ return ret;
}
static void remove_iaa_wq(struct idxd_wq *wq)
diff --git a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c
index 8f9e21ced0fe..48281d882260 100644
--- a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c
+++ b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c
@@ -232,7 +232,7 @@ static int kmb_ocs_dma_prepare(struct ahash_request *req)
struct device *dev = rctx->hcu_dev->dev;
unsigned int remainder = 0;
unsigned int total;
- size_t nents;
+ int nents;
size_t count;
int rc;
int i;
@@ -253,6 +253,9 @@ static int kmb_ocs_dma_prepare(struct ahash_request *req)
/* Determine the number of scatter gather list entries to process. */
nents = sg_nents_for_len(req->src, rctx->sg_data_total - remainder);
+ if (nents < 0)
+ return nents;
+
/* If there are entries to process, map them. */
if (nents) {
rctx->sg_dma_nents = dma_map_sg(dev, req->src, nents,
diff --git a/drivers/crypto/intel/qat/Kconfig b/drivers/crypto/intel/qat/Kconfig
index 359c61f0c8a1..4b4861460dd4 100644
--- a/drivers/crypto/intel/qat/Kconfig
+++ b/drivers/crypto/intel/qat/Kconfig
@@ -6,12 +6,11 @@ config CRYPTO_DEV_QAT
select CRYPTO_SKCIPHER
select CRYPTO_AKCIPHER
select CRYPTO_DH
- select CRYPTO_HMAC
select CRYPTO_RSA
- select CRYPTO_SHA1
- select CRYPTO_SHA256
- select CRYPTO_SHA512
select CRYPTO_LIB_AES
+ select CRYPTO_LIB_SHA1
+ select CRYPTO_LIB_SHA256
+ select CRYPTO_LIB_SHA512
select FW_LOADER
select CRC8
diff --git a/drivers/crypto/intel/qat/qat_common/adf_aer.c b/drivers/crypto/intel/qat/qat_common/adf_aer.c
index 35679b21ff63..11728cf32653 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_aer.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_aer.c
@@ -105,7 +105,6 @@ void adf_dev_restore(struct adf_accel_dev *accel_dev)
accel_dev->accel_id);
hw_device->reset_device(accel_dev);
pci_restore_state(pdev);
- pci_save_state(pdev);
}
}
@@ -204,7 +203,6 @@ static pci_ers_result_t adf_slot_reset(struct pci_dev *pdev)
if (!pdev->is_busmaster)
pci_set_master(pdev);
pci_restore_state(pdev);
- pci_save_state(pdev);
res = adf_dev_up(accel_dev, false);
if (res && res != -EALREADY)
return PCI_ERS_RESULT_DISCONNECT;
@@ -276,11 +274,11 @@ int adf_notify_fatal_error(struct adf_accel_dev *accel_dev)
int adf_init_aer(void)
{
device_reset_wq = alloc_workqueue("qat_device_reset_wq",
- WQ_MEM_RECLAIM, 0);
+ WQ_MEM_RECLAIM | WQ_PERCPU, 0);
if (!device_reset_wq)
return -EFAULT;
- device_sriov_wq = alloc_workqueue("qat_device_sriov_wq", 0, 0);
+ device_sriov_wq = alloc_workqueue("qat_device_sriov_wq", WQ_PERCPU, 0);
if (!device_sriov_wq) {
destroy_workqueue(device_reset_wq);
device_reset_wq = NULL;
diff --git a/drivers/crypto/intel/qat/qat_common/adf_ctl_drv.c b/drivers/crypto/intel/qat/qat_common/adf_ctl_drv.c
index 48c62a14a6a7..c2e6f0cb7480 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_ctl_drv.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_ctl_drv.c
@@ -89,26 +89,14 @@ err_chrdev_unreg:
return -EFAULT;
}
-static int adf_ctl_alloc_resources(struct adf_user_cfg_ctl_data **ctl_data,
- unsigned long arg)
+static struct adf_user_cfg_ctl_data *adf_ctl_alloc_resources(unsigned long arg)
{
struct adf_user_cfg_ctl_data *cfg_data;
- cfg_data = kzalloc(sizeof(*cfg_data), GFP_KERNEL);
- if (!cfg_data)
- return -ENOMEM;
-
- /* Initialize device id to NO DEVICE as 0 is a valid device id */
- cfg_data->device_id = ADF_CFG_NO_DEVICE;
-
- if (copy_from_user(cfg_data, (void __user *)arg, sizeof(*cfg_data))) {
+ cfg_data = memdup_user((void __user *)arg, sizeof(*cfg_data));
+ if (IS_ERR(cfg_data))
pr_err("QAT: failed to copy from user cfg_data.\n");
- kfree(cfg_data);
- return -EIO;
- }
-
- *ctl_data = cfg_data;
- return 0;
+ return cfg_data;
}
static int adf_add_key_value_data(struct adf_accel_dev *accel_dev,
@@ -188,13 +176,13 @@ out_err:
static int adf_ctl_ioctl_dev_config(struct file *fp, unsigned int cmd,
unsigned long arg)
{
- int ret;
struct adf_user_cfg_ctl_data *ctl_data;
struct adf_accel_dev *accel_dev;
+ int ret = 0;
- ret = adf_ctl_alloc_resources(&ctl_data, arg);
- if (ret)
- return ret;
+ ctl_data = adf_ctl_alloc_resources(arg);
+ if (IS_ERR(ctl_data))
+ return PTR_ERR(ctl_data);
accel_dev = adf_devmgr_get_dev_by_id(ctl_data->device_id);
if (!accel_dev) {
@@ -267,9 +255,9 @@ static int adf_ctl_ioctl_dev_stop(struct file *fp, unsigned int cmd,
int ret;
struct adf_user_cfg_ctl_data *ctl_data;
- ret = adf_ctl_alloc_resources(&ctl_data, arg);
- if (ret)
- return ret;
+ ctl_data = adf_ctl_alloc_resources(arg);
+ if (IS_ERR(ctl_data))
+ return PTR_ERR(ctl_data);
if (adf_devmgr_verify_id(ctl_data->device_id)) {
pr_err("QAT: Device %d not found\n", ctl_data->device_id);
@@ -301,9 +289,9 @@ static int adf_ctl_ioctl_dev_start(struct file *fp, unsigned int cmd,
struct adf_user_cfg_ctl_data *ctl_data;
struct adf_accel_dev *accel_dev;
- ret = adf_ctl_alloc_resources(&ctl_data, arg);
- if (ret)
- return ret;
+ ctl_data = adf_ctl_alloc_resources(arg);
+ if (IS_ERR(ctl_data))
+ return PTR_ERR(ctl_data);
ret = -ENODEV;
accel_dev = adf_devmgr_get_dev_by_id(ctl_data->device_id);
diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c b/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
index cf804f95838a..faa60b04c406 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_gen6_tl.c
@@ -21,6 +21,25 @@
#define SLICE_IDX(sl) offsetof(struct icp_qat_fw_init_admin_slice_cnt, sl##_cnt)
+#define ADF_GEN6_TL_CMDQ_WAIT_COUNTER(_name) \
+ ADF_TL_COUNTER("cmdq_wait_" #_name, ADF_TL_SIMPLE_COUNT, \
+ ADF_TL_CMDQ_REG_OFF(_name, reg_tm_cmdq_wait_cnt, gen6))
+#define ADF_GEN6_TL_CMDQ_EXEC_COUNTER(_name) \
+ ADF_TL_COUNTER("cmdq_exec_" #_name, ADF_TL_SIMPLE_COUNT, \
+ ADF_TL_CMDQ_REG_OFF(_name, reg_tm_cmdq_exec_cnt, gen6))
+#define ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(_name) \
+ ADF_TL_COUNTER("cmdq_drain_" #_name, ADF_TL_SIMPLE_COUNT, \
+ ADF_TL_CMDQ_REG_OFF(_name, reg_tm_cmdq_drain_cnt, \
+ gen6))
+
+#define CPR_QUEUE_COUNT 5
+#define DCPR_QUEUE_COUNT 3
+#define PKE_QUEUE_COUNT 1
+#define WAT_QUEUE_COUNT 7
+#define WCP_QUEUE_COUNT 7
+#define USC_QUEUE_COUNT 3
+#define ATH_QUEUE_COUNT 2
+
/* Device level counters. */
static const struct adf_tl_dbg_counter dev_counters[] = {
/* PCIe partial transactions. */
@@ -57,6 +76,10 @@ static const struct adf_tl_dbg_counter dev_counters[] = {
/* Maximum uTLB used. */
ADF_TL_COUNTER(AT_MAX_UTLB_USED_NAME, ADF_TL_SIMPLE_COUNT,
ADF_GEN6_TL_DEV_REG_OFF(reg_tl_at_max_utlb_used)),
+ /* Ring Empty average[ns] across all rings */
+ ADF_TL_COUNTER_LATENCY(RE_ACC_NAME, ADF_TL_COUNTER_NS_AVG,
+ ADF_GEN6_TL_DEV_REG_OFF(reg_tl_re_acc),
+ ADF_GEN6_TL_DEV_REG_OFF(reg_tl_re_cnt)),
};
/* Accelerator utilization counters */
@@ -95,6 +118,80 @@ static const struct adf_tl_dbg_counter sl_exec_counters[ADF_TL_SL_CNT_COUNT] = {
[SLICE_IDX(ath)] = ADF_GEN6_TL_SL_EXEC_COUNTER(ath),
};
+static const struct adf_tl_dbg_counter cnv_cmdq_counters[] = {
+ ADF_GEN6_TL_CMDQ_WAIT_COUNTER(cnv),
+ ADF_GEN6_TL_CMDQ_EXEC_COUNTER(cnv),
+ ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(cnv)
+};
+
+#define NUM_CMDQ_COUNTERS ARRAY_SIZE(cnv_cmdq_counters)
+
+static const struct adf_tl_dbg_counter dcprz_cmdq_counters[] = {
+ ADF_GEN6_TL_CMDQ_WAIT_COUNTER(dcprz),
+ ADF_GEN6_TL_CMDQ_EXEC_COUNTER(dcprz),
+ ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(dcprz)
+};
+
+static_assert(ARRAY_SIZE(dcprz_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter pke_cmdq_counters[] = {
+ ADF_GEN6_TL_CMDQ_WAIT_COUNTER(pke),
+ ADF_GEN6_TL_CMDQ_EXEC_COUNTER(pke),
+ ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(pke)
+};
+
+static_assert(ARRAY_SIZE(pke_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter wat_cmdq_counters[] = {
+ ADF_GEN6_TL_CMDQ_WAIT_COUNTER(wat),
+ ADF_GEN6_TL_CMDQ_EXEC_COUNTER(wat),
+ ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(wat)
+};
+
+static_assert(ARRAY_SIZE(wat_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter wcp_cmdq_counters[] = {
+ ADF_GEN6_TL_CMDQ_WAIT_COUNTER(wcp),
+ ADF_GEN6_TL_CMDQ_EXEC_COUNTER(wcp),
+ ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(wcp)
+};
+
+static_assert(ARRAY_SIZE(wcp_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter ucs_cmdq_counters[] = {
+ ADF_GEN6_TL_CMDQ_WAIT_COUNTER(ucs),
+ ADF_GEN6_TL_CMDQ_EXEC_COUNTER(ucs),
+ ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(ucs)
+};
+
+static_assert(ARRAY_SIZE(ucs_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+static const struct adf_tl_dbg_counter ath_cmdq_counters[] = {
+ ADF_GEN6_TL_CMDQ_WAIT_COUNTER(ath),
+ ADF_GEN6_TL_CMDQ_EXEC_COUNTER(ath),
+ ADF_GEN6_TL_CMDQ_DRAIN_COUNTER(ath)
+};
+
+static_assert(ARRAY_SIZE(ath_cmdq_counters) == NUM_CMDQ_COUNTERS);
+
+/* CMDQ drain counters. */
+static const struct adf_tl_dbg_counter *cmdq_counters[ADF_TL_SL_CNT_COUNT] = {
+ /* Compression accelerator execution count. */
+ [SLICE_IDX(cpr)] = cnv_cmdq_counters,
+ /* Decompression accelerator execution count. */
+ [SLICE_IDX(dcpr)] = dcprz_cmdq_counters,
+ /* PKE execution count. */
+ [SLICE_IDX(pke)] = pke_cmdq_counters,
+ /* Wireless Authentication accelerator execution count. */
+ [SLICE_IDX(wat)] = wat_cmdq_counters,
+ /* Wireless Cipher accelerator execution count. */
+ [SLICE_IDX(wcp)] = wcp_cmdq_counters,
+ /* UCS accelerator execution count. */
+ [SLICE_IDX(ucs)] = ucs_cmdq_counters,
+ /* Authentication accelerator execution count. */
+ [SLICE_IDX(ath)] = ath_cmdq_counters,
+};
+
/* Ring pair counters. */
static const struct adf_tl_dbg_counter rp_counters[] = {
/* PCIe partial transactions. */
@@ -122,12 +219,17 @@ static const struct adf_tl_dbg_counter rp_counters[] = {
/* Payload DevTLB miss rate. */
ADF_TL_COUNTER(AT_PAYLD_DTLB_MISS_NAME, ADF_TL_SIMPLE_COUNT,
ADF_GEN6_TL_RP_REG_OFF(reg_tl_at_payld_devtlb_miss)),
+ /* Ring Empty average[ns]. */
+ ADF_TL_COUNTER_LATENCY(RE_ACC_NAME, ADF_TL_COUNTER_NS_AVG,
+ ADF_GEN6_TL_RP_REG_OFF(reg_tl_re_acc),
+ ADF_GEN6_TL_RP_REG_OFF(reg_tl_re_cnt)),
};
void adf_gen6_init_tl_data(struct adf_tl_hw_data *tl_data)
{
tl_data->layout_sz = ADF_GEN6_TL_LAYOUT_SZ;
tl_data->slice_reg_sz = ADF_GEN6_TL_SLICE_REG_SZ;
+ tl_data->cmdq_reg_sz = ADF_GEN6_TL_CMDQ_REG_SZ;
tl_data->rp_reg_sz = ADF_GEN6_TL_RP_REG_SZ;
tl_data->num_hbuff = ADF_GEN6_TL_NUM_HIST_BUFFS;
tl_data->max_rp = ADF_GEN6_TL_MAX_RP_NUM;
@@ -139,8 +241,18 @@ void adf_gen6_init_tl_data(struct adf_tl_hw_data *tl_data)
tl_data->num_dev_counters = ARRAY_SIZE(dev_counters);
tl_data->sl_util_counters = sl_util_counters;
tl_data->sl_exec_counters = sl_exec_counters;
+ tl_data->cmdq_counters = cmdq_counters;
+ tl_data->num_cmdq_counters = NUM_CMDQ_COUNTERS;
tl_data->rp_counters = rp_counters;
tl_data->num_rp_counters = ARRAY_SIZE(rp_counters);
tl_data->max_sl_cnt = ADF_GEN6_TL_MAX_SLICES_PER_TYPE;
+
+ tl_data->multiplier.cpr_cnt = CPR_QUEUE_COUNT;
+ tl_data->multiplier.dcpr_cnt = DCPR_QUEUE_COUNT;
+ tl_data->multiplier.pke_cnt = PKE_QUEUE_COUNT;
+ tl_data->multiplier.wat_cnt = WAT_QUEUE_COUNT;
+ tl_data->multiplier.wcp_cnt = WCP_QUEUE_COUNT;
+ tl_data->multiplier.ucs_cnt = USC_QUEUE_COUNT;
+ tl_data->multiplier.ath_cnt = ATH_QUEUE_COUNT;
}
EXPORT_SYMBOL_GPL(adf_gen6_init_tl_data);
diff --git a/drivers/crypto/intel/qat/qat_common/adf_isr.c b/drivers/crypto/intel/qat/qat_common/adf_isr.c
index 12e565613661..4639d7fd93e6 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_isr.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_isr.c
@@ -384,7 +384,8 @@ EXPORT_SYMBOL_GPL(adf_isr_resource_alloc);
*/
int __init adf_init_misc_wq(void)
{
- adf_misc_wq = alloc_workqueue("qat_misc_wq", WQ_MEM_RECLAIM, 0);
+ adf_misc_wq = alloc_workqueue("qat_misc_wq",
+ WQ_MEM_RECLAIM | WQ_PERCPU, 0);
return !adf_misc_wq ? -ENOMEM : 0;
}
diff --git a/drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c b/drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c
index 69295a9ddf0a..4ccc94ed9493 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c
@@ -1,18 +1,12 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright(c) 2025 Intel Corporation */
+#include <linux/bitfield.h>
#include <linux/bitops.h>
#include <linux/sprintf.h>
#include <linux/string_helpers.h>
#include "adf_pm_dbgfs_utils.h"
-/*
- * This is needed because a variable is used to index the mask at
- * pm_scnprint_table(), making it not compile time constant, so the compile
- * asserts from FIELD_GET() or u32_get_bits() won't be fulfilled.
- */
-#define field_get(_mask, _reg) (((_reg) & (_mask)) >> (ffs(_mask) - 1))
-
#define PM_INFO_MAX_KEY_LEN 21
static int pm_scnprint_table(char *buff, const struct pm_status_row *table,
diff --git a/drivers/crypto/intel/qat/qat_common/adf_sriov.c b/drivers/crypto/intel/qat/qat_common/adf_sriov.c
index 31d1ef0cb1f5..bb904ba4bf84 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_sriov.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_sriov.c
@@ -299,7 +299,8 @@ EXPORT_SYMBOL_GPL(adf_sriov_configure);
int __init adf_init_pf_wq(void)
{
/* Workqueue for PF2VF responses */
- pf2vf_resp_wq = alloc_workqueue("qat_pf2vf_resp_wq", WQ_MEM_RECLAIM, 0);
+ pf2vf_resp_wq = alloc_workqueue("qat_pf2vf_resp_wq",
+ WQ_MEM_RECLAIM | WQ_PERCPU, 0);
return !pf2vf_resp_wq ? -ENOMEM : 0;
}
diff --git a/drivers/crypto/intel/qat/qat_common/adf_telemetry.c b/drivers/crypto/intel/qat/qat_common/adf_telemetry.c
index 74fb0c2ed241..b64142db1f0d 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_telemetry.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_telemetry.c
@@ -212,6 +212,23 @@ int adf_tl_halt(struct adf_accel_dev *accel_dev)
return ret;
}
+static void adf_set_cmdq_cnt(struct adf_accel_dev *accel_dev,
+ struct adf_tl_hw_data *tl_data)
+{
+ struct icp_qat_fw_init_admin_slice_cnt *slice_cnt, *cmdq_cnt;
+
+ slice_cnt = &accel_dev->telemetry->slice_cnt;
+ cmdq_cnt = &accel_dev->telemetry->cmdq_cnt;
+
+ cmdq_cnt->cpr_cnt = slice_cnt->cpr_cnt * tl_data->multiplier.cpr_cnt;
+ cmdq_cnt->dcpr_cnt = slice_cnt->dcpr_cnt * tl_data->multiplier.dcpr_cnt;
+ cmdq_cnt->pke_cnt = slice_cnt->pke_cnt * tl_data->multiplier.pke_cnt;
+ cmdq_cnt->wat_cnt = slice_cnt->wat_cnt * tl_data->multiplier.wat_cnt;
+ cmdq_cnt->wcp_cnt = slice_cnt->wcp_cnt * tl_data->multiplier.wcp_cnt;
+ cmdq_cnt->ucs_cnt = slice_cnt->ucs_cnt * tl_data->multiplier.ucs_cnt;
+ cmdq_cnt->ath_cnt = slice_cnt->ath_cnt * tl_data->multiplier.ath_cnt;
+}
+
int adf_tl_run(struct adf_accel_dev *accel_dev, int state)
{
struct adf_tl_hw_data *tl_data = &GET_TL_DATA(accel_dev);
@@ -235,6 +252,8 @@ int adf_tl_run(struct adf_accel_dev *accel_dev, int state)
return ret;
}
+ adf_set_cmdq_cnt(accel_dev, tl_data);
+
telemetry->hbuffs = state;
atomic_set(&telemetry->state, state);
diff --git a/drivers/crypto/intel/qat/qat_common/adf_telemetry.h b/drivers/crypto/intel/qat/qat_common/adf_telemetry.h
index e54a406cc1b4..02d75c3c214a 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_telemetry.h
+++ b/drivers/crypto/intel/qat/qat_common/adf_telemetry.h
@@ -28,19 +28,23 @@ struct dentry;
struct adf_tl_hw_data {
size_t layout_sz;
size_t slice_reg_sz;
+ size_t cmdq_reg_sz;
size_t rp_reg_sz;
size_t msg_cnt_off;
const struct adf_tl_dbg_counter *dev_counters;
const struct adf_tl_dbg_counter *sl_util_counters;
const struct adf_tl_dbg_counter *sl_exec_counters;
+ const struct adf_tl_dbg_counter **cmdq_counters;
const struct adf_tl_dbg_counter *rp_counters;
u8 num_hbuff;
u8 cpp_ns_per_cycle;
u8 bw_units_to_bytes;
u8 num_dev_counters;
u8 num_rp_counters;
+ u8 num_cmdq_counters;
u8 max_rp;
u8 max_sl_cnt;
+ struct icp_qat_fw_init_admin_slice_cnt multiplier;
};
struct adf_telemetry {
@@ -69,6 +73,7 @@ struct adf_telemetry {
struct mutex wr_lock;
struct delayed_work work_ctx;
struct icp_qat_fw_init_admin_slice_cnt slice_cnt;
+ struct icp_qat_fw_init_admin_slice_cnt cmdq_cnt;
};
#ifdef CONFIG_DEBUG_FS
diff --git a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c
index a32db273842a..b81f70576683 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.c
@@ -339,6 +339,48 @@ static int tl_calc_and_print_sl_counters(struct adf_accel_dev *accel_dev,
return 0;
}
+static int tl_print_cmdq_counter(struct adf_telemetry *telemetry,
+ const struct adf_tl_dbg_counter *ctr,
+ struct seq_file *s, u8 cnt_id, u8 counter)
+{
+ size_t cmdq_regs_sz = GET_TL_DATA(telemetry->accel_dev).cmdq_reg_sz;
+ size_t offset_inc = cnt_id * cmdq_regs_sz;
+ struct adf_tl_dbg_counter slice_ctr;
+ char cnt_name[MAX_COUNT_NAME_SIZE];
+
+ slice_ctr = *(ctr + counter);
+ slice_ctr.offset1 += offset_inc;
+ snprintf(cnt_name, MAX_COUNT_NAME_SIZE, "%s%d", slice_ctr.name, cnt_id);
+
+ return tl_calc_and_print_counter(telemetry, s, &slice_ctr, cnt_name);
+}
+
+static int tl_calc_and_print_cmdq_counters(struct adf_accel_dev *accel_dev,
+ struct seq_file *s, u8 cnt_type,
+ u8 cnt_id)
+{
+ struct adf_tl_hw_data *tl_data = &GET_TL_DATA(accel_dev);
+ struct adf_telemetry *telemetry = accel_dev->telemetry;
+ const struct adf_tl_dbg_counter **cmdq_tl_counters;
+ const struct adf_tl_dbg_counter *ctr;
+ u8 counter;
+ int ret;
+
+ cmdq_tl_counters = tl_data->cmdq_counters;
+ ctr = cmdq_tl_counters[cnt_type];
+
+ for (counter = 0; counter < tl_data->num_cmdq_counters; counter++) {
+ ret = tl_print_cmdq_counter(telemetry, ctr, s, cnt_id, counter);
+ if (ret) {
+ dev_notice(&GET_DEV(accel_dev),
+ "invalid slice utilization counter type\n");
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
static void tl_print_msg_cnt(struct seq_file *s, u32 msg_cnt)
{
seq_printf(s, "%-*s", TL_KEY_MIN_PADDING, SNAPSHOT_CNT_MSG);
@@ -352,6 +394,7 @@ static int tl_print_dev_data(struct adf_accel_dev *accel_dev,
struct adf_telemetry *telemetry = accel_dev->telemetry;
const struct adf_tl_dbg_counter *dev_tl_counters;
u8 num_dev_counters = tl_data->num_dev_counters;
+ u8 *cmdq_cnt = (u8 *)&telemetry->cmdq_cnt;
u8 *sl_cnt = (u8 *)&telemetry->slice_cnt;
const struct adf_tl_dbg_counter *ctr;
unsigned int i;
@@ -387,6 +430,15 @@ static int tl_print_dev_data(struct adf_accel_dev *accel_dev,
}
}
+ /* Print per command queue telemetry. */
+ for (i = 0; i < ADF_TL_SL_CNT_COUNT; i++) {
+ for (j = 0; j < cmdq_cnt[i]; j++) {
+ ret = tl_calc_and_print_cmdq_counters(accel_dev, s, i, j);
+ if (ret)
+ return ret;
+ }
+ }
+
return 0;
}
diff --git a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
index 11cc9eae19b3..97c5eeaa1b17 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
+++ b/drivers/crypto/intel/qat/qat_common/adf_tl_debugfs.h
@@ -17,6 +17,7 @@ struct adf_accel_dev;
#define LAT_ACC_NAME "gp_lat_acc_avg"
#define BW_IN_NAME "bw_in"
#define BW_OUT_NAME "bw_out"
+#define RE_ACC_NAME "re_acc_avg"
#define PAGE_REQ_LAT_NAME "at_page_req_lat_avg"
#define AT_TRANS_LAT_NAME "at_trans_lat_avg"
#define AT_MAX_UTLB_USED_NAME "at_max_tlb_used"
@@ -43,6 +44,10 @@ struct adf_accel_dev;
(ADF_TL_DEV_REG_OFF(slice##_slices[0], qat_gen) + \
offsetof(struct adf_##qat_gen##_tl_slice_data_regs, reg))
+#define ADF_TL_CMDQ_REG_OFF(slice, reg, qat_gen) \
+ (ADF_TL_DEV_REG_OFF(slice##_cmdq[0], qat_gen) + \
+ offsetof(struct adf_##qat_gen##_tl_cmdq_data_regs, reg))
+
#define ADF_TL_RP_REG_OFF(reg, qat_gen) \
(ADF_TL_DATA_REG_OFF(tl_ring_pairs_data_regs[0], qat_gen) + \
offsetof(struct adf_##qat_gen##_tl_ring_pair_data_regs, reg))
diff --git a/drivers/crypto/intel/qat/qat_common/adf_vf_isr.c b/drivers/crypto/intel/qat/qat_common/adf_vf_isr.c
index a4636ec9f9ca..d0fef20a3df4 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_vf_isr.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_vf_isr.c
@@ -299,7 +299,8 @@ EXPORT_SYMBOL_GPL(adf_flush_vf_wq);
*/
int __init adf_init_vf_wq(void)
{
- adf_vf_stop_wq = alloc_workqueue("adf_vf_stop_wq", WQ_MEM_RECLAIM, 0);
+ adf_vf_stop_wq = alloc_workqueue("adf_vf_stop_wq",
+ WQ_MEM_RECLAIM | WQ_PERCPU, 0);
return !adf_vf_stop_wq ? -EFAULT : 0;
}
diff --git a/drivers/crypto/intel/qat/qat_common/qat_algs.c b/drivers/crypto/intel/qat/qat_common/qat_algs.c
index 43e6dd9b77b7..7f638a62e3ad 100644
--- a/drivers/crypto/intel/qat/qat_common/qat_algs.c
+++ b/drivers/crypto/intel/qat/qat_common/qat_algs.c
@@ -5,12 +5,10 @@
#include <linux/crypto.h>
#include <crypto/internal/aead.h>
#include <crypto/internal/cipher.h>
-#include <crypto/internal/hash.h>
#include <crypto/internal/skcipher.h>
#include <crypto/aes.h>
#include <crypto/sha1.h>
#include <crypto/sha2.h>
-#include <crypto/hmac.h>
#include <crypto/algapi.h>
#include <crypto/authenc.h>
#include <crypto/scatterwalk.h>
@@ -68,16 +66,10 @@ struct qat_alg_aead_ctx {
dma_addr_t dec_cd_paddr;
struct icp_qat_fw_la_bulk_req enc_fw_req;
struct icp_qat_fw_la_bulk_req dec_fw_req;
- struct crypto_shash *hash_tfm;
enum icp_qat_hw_auth_algo qat_hash_alg;
+ unsigned int hash_digestsize;
+ unsigned int hash_blocksize;
struct qat_crypto_instance *inst;
- union {
- struct sha1_state sha1;
- struct sha256_state sha256;
- struct sha512_state sha512;
- };
- char ipad[SHA512_BLOCK_SIZE]; /* sufficient for SHA-1/SHA-256 as well */
- char opad[SHA512_BLOCK_SIZE];
};
struct qat_alg_skcipher_ctx {
@@ -94,125 +86,57 @@ struct qat_alg_skcipher_ctx {
int mode;
};
-static int qat_get_inter_state_size(enum icp_qat_hw_auth_algo qat_hash_alg)
-{
- switch (qat_hash_alg) {
- case ICP_QAT_HW_AUTH_ALGO_SHA1:
- return ICP_QAT_HW_SHA1_STATE1_SZ;
- case ICP_QAT_HW_AUTH_ALGO_SHA256:
- return ICP_QAT_HW_SHA256_STATE1_SZ;
- case ICP_QAT_HW_AUTH_ALGO_SHA512:
- return ICP_QAT_HW_SHA512_STATE1_SZ;
- default:
- return -EFAULT;
- }
-}
-
static int qat_alg_do_precomputes(struct icp_qat_hw_auth_algo_blk *hash,
struct qat_alg_aead_ctx *ctx,
const u8 *auth_key,
unsigned int auth_keylen)
{
- SHASH_DESC_ON_STACK(shash, ctx->hash_tfm);
- int block_size = crypto_shash_blocksize(ctx->hash_tfm);
- int digest_size = crypto_shash_digestsize(ctx->hash_tfm);
- __be32 *hash_state_out;
- __be64 *hash512_state_out;
- int i, offset;
-
- memset(ctx->ipad, 0, block_size);
- memset(ctx->opad, 0, block_size);
- shash->tfm = ctx->hash_tfm;
-
- if (auth_keylen > block_size) {
- int ret = crypto_shash_digest(shash, auth_key,
- auth_keylen, ctx->ipad);
- if (ret)
- return ret;
-
- memcpy(ctx->opad, ctx->ipad, digest_size);
- } else {
- memcpy(ctx->ipad, auth_key, auth_keylen);
- memcpy(ctx->opad, auth_key, auth_keylen);
+ switch (ctx->qat_hash_alg) {
+ case ICP_QAT_HW_AUTH_ALGO_SHA1: {
+ struct hmac_sha1_key key;
+ __be32 *istate = (__be32 *)hash->sha.state1;
+ __be32 *ostate = (__be32 *)(hash->sha.state1 +
+ round_up(sizeof(key.istate.h), 8));
+
+ hmac_sha1_preparekey(&key, auth_key, auth_keylen);
+ for (int i = 0; i < ARRAY_SIZE(key.istate.h); i++) {
+ istate[i] = cpu_to_be32(key.istate.h[i]);
+ ostate[i] = cpu_to_be32(key.ostate.h[i]);
+ }
+ memzero_explicit(&key, sizeof(key));
+ return 0;
}
-
- for (i = 0; i < block_size; i++) {
- char *ipad_ptr = ctx->ipad + i;
- char *opad_ptr = ctx->opad + i;
- *ipad_ptr ^= HMAC_IPAD_VALUE;
- *opad_ptr ^= HMAC_OPAD_VALUE;
+ case ICP_QAT_HW_AUTH_ALGO_SHA256: {
+ struct hmac_sha256_key key;
+ __be32 *istate = (__be32 *)hash->sha.state1;
+ __be32 *ostate = (__be32 *)(hash->sha.state1 +
+ sizeof(key.key.istate.h));
+
+ hmac_sha256_preparekey(&key, auth_key, auth_keylen);
+ for (int i = 0; i < ARRAY_SIZE(key.key.istate.h); i++) {
+ istate[i] = cpu_to_be32(key.key.istate.h[i]);
+ ostate[i] = cpu_to_be32(key.key.ostate.h[i]);
+ }
+ memzero_explicit(&key, sizeof(key));
+ return 0;
}
-
- if (crypto_shash_init(shash))
- return -EFAULT;
-
- if (crypto_shash_update(shash, ctx->ipad, block_size))
- return -EFAULT;
-
- hash_state_out = (__be32 *)hash->sha.state1;
- hash512_state_out = (__be64 *)hash_state_out;
-
- switch (ctx->qat_hash_alg) {
- case ICP_QAT_HW_AUTH_ALGO_SHA1:
- if (crypto_shash_export_core(shash, &ctx->sha1))
- return -EFAULT;
- for (i = 0; i < digest_size >> 2; i++, hash_state_out++)
- *hash_state_out = cpu_to_be32(ctx->sha1.state[i]);
- break;
- case ICP_QAT_HW_AUTH_ALGO_SHA256:
- if (crypto_shash_export_core(shash, &ctx->sha256))
- return -EFAULT;
- for (i = 0; i < digest_size >> 2; i++, hash_state_out++)
- *hash_state_out = cpu_to_be32(ctx->sha256.state[i]);
- break;
- case ICP_QAT_HW_AUTH_ALGO_SHA512:
- if (crypto_shash_export_core(shash, &ctx->sha512))
- return -EFAULT;
- for (i = 0; i < digest_size >> 3; i++, hash512_state_out++)
- *hash512_state_out = cpu_to_be64(ctx->sha512.state[i]);
- break;
- default:
- return -EFAULT;
+ case ICP_QAT_HW_AUTH_ALGO_SHA512: {
+ struct hmac_sha512_key key;
+ __be64 *istate = (__be64 *)hash->sha.state1;
+ __be64 *ostate = (__be64 *)(hash->sha.state1 +
+ sizeof(key.key.istate.h));
+
+ hmac_sha512_preparekey(&key, auth_key, auth_keylen);
+ for (int i = 0; i < ARRAY_SIZE(key.key.istate.h); i++) {
+ istate[i] = cpu_to_be64(key.key.istate.h[i]);
+ ostate[i] = cpu_to_be64(key.key.ostate.h[i]);
+ }
+ memzero_explicit(&key, sizeof(key));
+ return 0;
}
-
- if (crypto_shash_init(shash))
- return -EFAULT;
-
- if (crypto_shash_update(shash, ctx->opad, block_size))
- return -EFAULT;
-
- offset = round_up(qat_get_inter_state_size(ctx->qat_hash_alg), 8);
- if (offset < 0)
- return -EFAULT;
-
- hash_state_out = (__be32 *)(hash->sha.state1 + offset);
- hash512_state_out = (__be64 *)hash_state_out;
-
- switch (ctx->qat_hash_alg) {
- case ICP_QAT_HW_AUTH_ALGO_SHA1:
- if (crypto_shash_export_core(shash, &ctx->sha1))
- return -EFAULT;
- for (i = 0; i < digest_size >> 2; i++, hash_state_out++)
- *hash_state_out = cpu_to_be32(ctx->sha1.state[i]);
- break;
- case ICP_QAT_HW_AUTH_ALGO_SHA256:
- if (crypto_shash_export_core(shash, &ctx->sha256))
- return -EFAULT;
- for (i = 0; i < digest_size >> 2; i++, hash_state_out++)
- *hash_state_out = cpu_to_be32(ctx->sha256.state[i]);
- break;
- case ICP_QAT_HW_AUTH_ALGO_SHA512:
- if (crypto_shash_export_core(shash, &ctx->sha512))
- return -EFAULT;
- for (i = 0; i < digest_size >> 3; i++, hash512_state_out++)
- *hash512_state_out = cpu_to_be64(ctx->sha512.state[i]);
- break;
default:
return -EFAULT;
}
- memzero_explicit(ctx->ipad, block_size);
- memzero_explicit(ctx->opad, block_size);
- return 0;
}
static void qat_alg_init_common_hdr(struct icp_qat_fw_comn_req_hdr *header)
@@ -259,7 +183,7 @@ static int qat_alg_aead_init_enc_session(struct crypto_aead *aead_tfm,
ICP_QAT_HW_AUTH_CONFIG_BUILD(ICP_QAT_HW_AUTH_MODE1,
ctx->qat_hash_alg, digestsize);
hash->sha.inner_setup.auth_counter.counter =
- cpu_to_be32(crypto_shash_blocksize(ctx->hash_tfm));
+ cpu_to_be32(ctx->hash_blocksize);
if (qat_alg_do_precomputes(hash, ctx, keys->authkey, keys->authkeylen))
return -EFAULT;
@@ -326,7 +250,7 @@ static int qat_alg_aead_init_dec_session(struct crypto_aead *aead_tfm,
struct icp_qat_hw_cipher_algo_blk *cipher =
(struct icp_qat_hw_cipher_algo_blk *)((char *)dec_ctx +
sizeof(struct icp_qat_hw_auth_setup) +
- roundup(crypto_shash_digestsize(ctx->hash_tfm), 8) * 2);
+ roundup(ctx->hash_digestsize, 8) * 2);
struct icp_qat_fw_la_bulk_req *req_tmpl = &ctx->dec_fw_req;
struct icp_qat_fw_comn_req_hdr_cd_pars *cd_pars = &req_tmpl->cd_pars;
struct icp_qat_fw_comn_req_hdr *header = &req_tmpl->comn_hdr;
@@ -346,7 +270,7 @@ static int qat_alg_aead_init_dec_session(struct crypto_aead *aead_tfm,
ctx->qat_hash_alg,
digestsize);
hash->sha.inner_setup.auth_counter.counter =
- cpu_to_be32(crypto_shash_blocksize(ctx->hash_tfm));
+ cpu_to_be32(ctx->hash_blocksize);
if (qat_alg_do_precomputes(hash, ctx, keys->authkey, keys->authkeylen))
return -EFAULT;
@@ -368,7 +292,7 @@ static int qat_alg_aead_init_dec_session(struct crypto_aead *aead_tfm,
cipher_cd_ctrl->cipher_state_sz = AES_BLOCK_SIZE >> 3;
cipher_cd_ctrl->cipher_cfg_offset =
(sizeof(struct icp_qat_hw_auth_setup) +
- roundup(crypto_shash_digestsize(ctx->hash_tfm), 8) * 2) >> 3;
+ roundup(ctx->hash_digestsize, 8) * 2) >> 3;
ICP_QAT_FW_COMN_CURR_ID_SET(cipher_cd_ctrl, ICP_QAT_FW_SLICE_CIPHER);
ICP_QAT_FW_COMN_NEXT_ID_SET(cipher_cd_ctrl, ICP_QAT_FW_SLICE_DRAM_WR);
@@ -1150,32 +1074,35 @@ static int qat_alg_skcipher_xts_decrypt(struct skcipher_request *req)
}
static int qat_alg_aead_init(struct crypto_aead *tfm,
- enum icp_qat_hw_auth_algo hash,
- const char *hash_name)
+ enum icp_qat_hw_auth_algo hash_alg,
+ unsigned int hash_digestsize,
+ unsigned int hash_blocksize)
{
struct qat_alg_aead_ctx *ctx = crypto_aead_ctx(tfm);
- ctx->hash_tfm = crypto_alloc_shash(hash_name, 0, 0);
- if (IS_ERR(ctx->hash_tfm))
- return PTR_ERR(ctx->hash_tfm);
- ctx->qat_hash_alg = hash;
+ ctx->qat_hash_alg = hash_alg;
+ ctx->hash_digestsize = hash_digestsize;
+ ctx->hash_blocksize = hash_blocksize;
crypto_aead_set_reqsize(tfm, sizeof(struct qat_crypto_request));
return 0;
}
static int qat_alg_aead_sha1_init(struct crypto_aead *tfm)
{
- return qat_alg_aead_init(tfm, ICP_QAT_HW_AUTH_ALGO_SHA1, "sha1");
+ return qat_alg_aead_init(tfm, ICP_QAT_HW_AUTH_ALGO_SHA1,
+ SHA1_DIGEST_SIZE, SHA1_BLOCK_SIZE);
}
static int qat_alg_aead_sha256_init(struct crypto_aead *tfm)
{
- return qat_alg_aead_init(tfm, ICP_QAT_HW_AUTH_ALGO_SHA256, "sha256");
+ return qat_alg_aead_init(tfm, ICP_QAT_HW_AUTH_ALGO_SHA256,
+ SHA256_DIGEST_SIZE, SHA256_BLOCK_SIZE);
}
static int qat_alg_aead_sha512_init(struct crypto_aead *tfm)
{
- return qat_alg_aead_init(tfm, ICP_QAT_HW_AUTH_ALGO_SHA512, "sha512");
+ return qat_alg_aead_init(tfm, ICP_QAT_HW_AUTH_ALGO_SHA512,
+ SHA512_DIGEST_SIZE, SHA512_BLOCK_SIZE);
}
static void qat_alg_aead_exit(struct crypto_aead *tfm)
@@ -1184,8 +1111,6 @@ static void qat_alg_aead_exit(struct crypto_aead *tfm)
struct qat_crypto_instance *inst = ctx->inst;
struct device *dev;
- crypto_free_shash(ctx->hash_tfm);
-
if (!inst)
return;
diff --git a/drivers/crypto/intel/qat/qat_common/qat_uclo.c b/drivers/crypto/intel/qat/qat_common/qat_uclo.c
index 21d652a1c8ef..06d49cb781ae 100644
--- a/drivers/crypto/intel/qat/qat_common/qat_uclo.c
+++ b/drivers/crypto/intel/qat/qat_common/qat_uclo.c
@@ -200,20 +200,12 @@ qat_uclo_cleanup_batch_init_list(struct icp_qat_fw_loader_handle *handle,
static int qat_uclo_parse_num(char *str, unsigned int *num)
{
- char buf[16] = {0};
- unsigned long ae = 0;
- int i;
-
- strscpy(buf, str, sizeof(buf));
- for (i = 0; i < 16; i++) {
- if (!isdigit(buf[i])) {
- buf[i] = '\0';
- break;
- }
- }
- if ((kstrtoul(buf, 10, &ae)))
- return -EFAULT;
+ unsigned long long ae;
+ char *end;
+ ae = simple_strtoull(str, &end, 10);
+ if (ae > UINT_MAX || str == end || (end - str) > 19)
+ return -EINVAL;
*num = (unsigned int)ae;
return 0;
}
@@ -1900,7 +1892,7 @@ static int qat_uclo_map_objs_from_mof(struct icp_qat_mof_handle *mobj_handle)
if (sobj_hdr)
sobj_chunk_num = sobj_hdr->num_chunks;
- mobj_hdr = kzalloc((uobj_chunk_num + sobj_chunk_num) *
+ mobj_hdr = kcalloc(size_add(uobj_chunk_num, sobj_chunk_num),
sizeof(*mobj_hdr), GFP_KERNEL);
if (!mobj_hdr)
return -ENOMEM;
diff --git a/drivers/crypto/loongson/Kconfig b/drivers/crypto/loongson/Kconfig
new file mode 100644
index 000000000000..15475da8fc11
--- /dev/null
+++ b/drivers/crypto/loongson/Kconfig
@@ -0,0 +1,5 @@
+config CRYPTO_DEV_LOONGSON_RNG
+ tristate "Support for Loongson RNG Driver"
+ depends on MFD_LOONGSON_SE
+ help
+ Support for Loongson RNG Driver.
diff --git a/drivers/crypto/loongson/Makefile b/drivers/crypto/loongson/Makefile
new file mode 100644
index 000000000000..1ce5ec32b553
--- /dev/null
+++ b/drivers/crypto/loongson/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_CRYPTO_DEV_LOONGSON_RNG) += loongson-rng.o
diff --git a/drivers/crypto/loongson/loongson-rng.c b/drivers/crypto/loongson/loongson-rng.c
new file mode 100644
index 000000000000..3a4940260f9e
--- /dev/null
+++ b/drivers/crypto/loongson/loongson-rng.c
@@ -0,0 +1,209 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) 2019 HiSilicon Limited. */
+/* Copyright (c) 2025 Loongson Technology Corporation Limited. */
+
+#include <linux/crypto.h>
+#include <linux/err.h>
+#include <linux/hw_random.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/mfd/loongson-se.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+#include <linux/random.h>
+#include <crypto/internal/rng.h>
+
+#define SE_SEED_SIZE 32
+
+struct loongson_rng_list {
+ struct mutex lock;
+ struct list_head list;
+ int registered;
+};
+
+struct loongson_rng {
+ u32 used;
+ struct loongson_se_engine *engine;
+ struct list_head list;
+ struct mutex lock;
+};
+
+struct loongson_rng_ctx {
+ struct loongson_rng *rng;
+};
+
+struct loongson_rng_cmd {
+ u32 cmd_id;
+ union {
+ u32 len;
+ u32 ret;
+ } u;
+ u32 seed_off;
+ u32 out_off;
+ u32 pad[4];
+};
+
+static struct loongson_rng_list rng_devices = {
+ .lock = __MUTEX_INITIALIZER(rng_devices.lock),
+ .list = LIST_HEAD_INIT(rng_devices.list),
+};
+
+static int loongson_rng_generate(struct crypto_rng *tfm, const u8 *src,
+ unsigned int slen, u8 *dstn, unsigned int dlen)
+{
+ struct loongson_rng_ctx *ctx = crypto_rng_ctx(tfm);
+ struct loongson_rng *rng = ctx->rng;
+ struct loongson_rng_cmd *cmd = rng->engine->command;
+ int err, len;
+
+ mutex_lock(&rng->lock);
+ cmd->seed_off = 0;
+ do {
+ len = min(dlen, rng->engine->buffer_size);
+ cmd = rng->engine->command;
+ cmd->u.len = len;
+ err = loongson_se_send_engine_cmd(rng->engine);
+ if (err)
+ break;
+
+ cmd = rng->engine->command_ret;
+ if (cmd->u.ret) {
+ err = -EIO;
+ break;
+ }
+
+ memcpy(dstn, rng->engine->data_buffer, len);
+ dlen -= len;
+ dstn += len;
+ } while (dlen > 0);
+ mutex_unlock(&rng->lock);
+
+ return err;
+}
+
+static int loongson_rng_init(struct crypto_tfm *tfm)
+{
+ struct loongson_rng_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct loongson_rng *rng;
+ u32 min_used = U32_MAX;
+
+ mutex_lock(&rng_devices.lock);
+ list_for_each_entry(rng, &rng_devices.list, list) {
+ if (rng->used < min_used) {
+ ctx->rng = rng;
+ min_used = rng->used;
+ }
+ }
+ ctx->rng->used++;
+ mutex_unlock(&rng_devices.lock);
+
+ return 0;
+}
+
+static void loongson_rng_exit(struct crypto_tfm *tfm)
+{
+ struct loongson_rng_ctx *ctx = crypto_tfm_ctx(tfm);
+
+ mutex_lock(&rng_devices.lock);
+ ctx->rng->used--;
+ mutex_unlock(&rng_devices.lock);
+}
+
+static int loongson_rng_seed(struct crypto_rng *tfm, const u8 *seed,
+ unsigned int slen)
+{
+ struct loongson_rng_ctx *ctx = crypto_rng_ctx(tfm);
+ struct loongson_rng *rng = ctx->rng;
+ struct loongson_rng_cmd *cmd;
+ int err;
+
+ if (slen < SE_SEED_SIZE)
+ return -EINVAL;
+
+ slen = min(slen, rng->engine->buffer_size);
+
+ mutex_lock(&rng->lock);
+ cmd = rng->engine->command;
+ cmd->u.len = slen;
+ cmd->seed_off = rng->engine->buffer_off;
+ memcpy(rng->engine->data_buffer, seed, slen);
+ err = loongson_se_send_engine_cmd(rng->engine);
+ if (err)
+ goto out;
+
+ cmd = rng->engine->command_ret;
+ if (cmd->u.ret)
+ err = -EIO;
+out:
+ mutex_unlock(&rng->lock);
+
+ return err;
+}
+
+static struct rng_alg loongson_rng_alg = {
+ .generate = loongson_rng_generate,
+ .seed = loongson_rng_seed,
+ .seedsize = SE_SEED_SIZE,
+ .base = {
+ .cra_name = "stdrng",
+ .cra_driver_name = "loongson_stdrng",
+ .cra_priority = 300,
+ .cra_ctxsize = sizeof(struct loongson_rng_ctx),
+ .cra_module = THIS_MODULE,
+ .cra_init = loongson_rng_init,
+ .cra_exit = loongson_rng_exit,
+ },
+};
+
+static int loongson_rng_probe(struct platform_device *pdev)
+{
+ struct loongson_rng_cmd *cmd;
+ struct loongson_rng *rng;
+ int ret = 0;
+
+ rng = devm_kzalloc(&pdev->dev, sizeof(*rng), GFP_KERNEL);
+ if (!rng)
+ return -ENOMEM;
+
+ rng->engine = loongson_se_init_engine(pdev->dev.parent, SE_ENGINE_RNG);
+ if (!rng->engine)
+ return -ENODEV;
+ cmd = rng->engine->command;
+ cmd->cmd_id = SE_CMD_RNG;
+ cmd->out_off = rng->engine->buffer_off;
+ mutex_init(&rng->lock);
+
+ mutex_lock(&rng_devices.lock);
+
+ if (!rng_devices.registered) {
+ ret = crypto_register_rng(&loongson_rng_alg);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to register crypto(%d)\n", ret);
+ goto out;
+ }
+ rng_devices.registered = 1;
+ }
+
+ list_add_tail(&rng->list, &rng_devices.list);
+out:
+ mutex_unlock(&rng_devices.lock);
+
+ return ret;
+}
+
+static struct platform_driver loongson_rng_driver = {
+ .probe = loongson_rng_probe,
+ .driver = {
+ .name = "loongson-rng",
+ },
+};
+module_platform_driver(loongson_rng_driver);
+
+MODULE_ALIAS("platform:loongson-rng");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Yinggang Gu <guyinggang@loongson.cn>");
+MODULE_AUTHOR("Qunqin Zhao <zhaoqunqin@loongson.cn>");
+MODULE_DESCRIPTION("Loongson Random Number Generator driver");
diff --git a/drivers/crypto/marvell/cesa/cesa.c b/drivers/crypto/marvell/cesa/cesa.c
index 9c21f5d835d2..301bdf239e7d 100644
--- a/drivers/crypto/marvell/cesa/cesa.c
+++ b/drivers/crypto/marvell/cesa/cesa.c
@@ -420,7 +420,6 @@ static int mv_cesa_probe(struct platform_device *pdev)
{
const struct mv_cesa_caps *caps = &orion_caps;
const struct mbus_dram_target_info *dram;
- const struct of_device_id *match;
struct device *dev = &pdev->dev;
struct mv_cesa_dev *cesa;
struct mv_cesa_engine *engines;
@@ -433,11 +432,9 @@ static int mv_cesa_probe(struct platform_device *pdev)
}
if (dev->of_node) {
- match = of_match_node(mv_cesa_of_match_table, dev->of_node);
- if (!match || !match->data)
+ caps = of_device_get_match_data(dev);
+ if (!caps)
return -ENOTSUPP;
-
- caps = match->data;
}
cesa = devm_kzalloc(dev, sizeof(*cesa), GFP_KERNEL);
diff --git a/drivers/crypto/marvell/octeontx2/otx2_cpt_devlink.c b/drivers/crypto/marvell/octeontx2/otx2_cpt_devlink.c
index 215a1a8ba7e9..07a74f702c3a 100644
--- a/drivers/crypto/marvell/octeontx2/otx2_cpt_devlink.c
+++ b/drivers/crypto/marvell/octeontx2/otx2_cpt_devlink.c
@@ -24,7 +24,8 @@ static int otx2_cpt_dl_egrp_delete(struct devlink *dl, u32 id,
}
static int otx2_cpt_dl_uc_info(struct devlink *dl, u32 id,
- struct devlink_param_gset_ctx *ctx)
+ struct devlink_param_gset_ctx *ctx,
+ struct netlink_ext_ack *extack)
{
ctx->val.vstr[0] = '\0';
@@ -32,7 +33,8 @@ static int otx2_cpt_dl_uc_info(struct devlink *dl, u32 id,
}
static int otx2_cpt_dl_t106_mode_get(struct devlink *dl, u32 id,
- struct devlink_param_gset_ctx *ctx)
+ struct devlink_param_gset_ctx *ctx,
+ struct netlink_ext_ack *extack)
{
struct otx2_cpt_devlink *cpt_dl = devlink_priv(dl);
struct otx2_cptpf_dev *cptpf = cpt_dl->cptpf;
diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
index cc47e361089a..b5cc5401f704 100644
--- a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
+++ b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
@@ -3,6 +3,7 @@
#include <linux/ctype.h>
#include <linux/firmware.h>
+#include <linux/string.h>
#include <linux/string_choices.h>
#include "otx2_cptpf_ucode.h"
#include "otx2_cpt_common.h"
@@ -458,13 +459,13 @@ static int cpt_ucode_load_fw(struct pci_dev *pdev, struct fw_info_t *fw_info,
u16 rid)
{
char filename[OTX2_CPT_NAME_LENGTH];
- char eng_type[8] = {0};
+ char eng_type[8];
int ret, e, i;
INIT_LIST_HEAD(&fw_info->ucodes);
for (e = 1; e < OTX2_CPT_MAX_ENG_TYPES; e++) {
- strcpy(eng_type, get_eng_type_str(e));
+ strscpy(eng_type, get_eng_type_str(e));
for (i = 0; i < strlen(eng_type); i++)
eng_type[i] = tolower(eng_type[i]);
@@ -1615,7 +1616,7 @@ int otx2_cpt_dl_custom_egrp_create(struct otx2_cptpf_dev *cptpf,
return -EINVAL;
}
err_msg = "Invalid engine group format";
- strscpy(tmp_buf, ctx->val.vstr, strlen(ctx->val.vstr) + 1);
+ strscpy(tmp_buf, ctx->val.vstr);
start = tmp_buf;
has_se = has_ie = has_ae = false;
diff --git a/drivers/crypto/nx/nx-common-powernv.c b/drivers/crypto/nx/nx-common-powernv.c
index fd0a98b2fb1b..0493041ea088 100644
--- a/drivers/crypto/nx/nx-common-powernv.c
+++ b/drivers/crypto/nx/nx-common-powernv.c
@@ -1043,8 +1043,10 @@ static struct scomp_alg nx842_powernv_alg = {
.base.cra_priority = 300,
.base.cra_module = THIS_MODULE,
- .alloc_ctx = nx842_powernv_crypto_alloc_ctx,
- .free_ctx = nx842_crypto_free_ctx,
+ .streams = {
+ .alloc_ctx = nx842_powernv_crypto_alloc_ctx,
+ .free_ctx = nx842_crypto_free_ctx,
+ },
.compress = nx842_crypto_compress,
.decompress = nx842_crypto_decompress,
};
diff --git a/drivers/crypto/nx/nx-common-pseries.c b/drivers/crypto/nx/nx-common-pseries.c
index f528e072494a..fc0222ebe807 100644
--- a/drivers/crypto/nx/nx-common-pseries.c
+++ b/drivers/crypto/nx/nx-common-pseries.c
@@ -1020,8 +1020,10 @@ static struct scomp_alg nx842_pseries_alg = {
.base.cra_priority = 300,
.base.cra_module = THIS_MODULE,
- .alloc_ctx = nx842_pseries_crypto_alloc_ctx,
- .free_ctx = nx842_crypto_free_ctx,
+ .streams = {
+ .alloc_ctx = nx842_pseries_crypto_alloc_ctx,
+ .free_ctx = nx842_crypto_free_ctx,
+ },
.compress = nx842_crypto_compress,
.decompress = nx842_crypto_decompress,
};
diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index 244e24e52987..3cc802622dd5 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -32,6 +32,7 @@
#include <linux/pm_runtime.h>
#include <linux/scatterlist.h>
#include <linux/string.h>
+#include <linux/workqueue.h>
#include "omap-crypto.h"
#include "omap-aes.h"
@@ -221,7 +222,7 @@ static void omap_aes_dma_out_callback(void *data)
struct omap_aes_dev *dd = data;
/* dma_lch_out - completed */
- tasklet_schedule(&dd->done_task);
+ queue_work(system_bh_wq, &dd->done_task);
}
static int omap_aes_dma_init(struct omap_aes_dev *dd)
@@ -494,9 +495,9 @@ static void omap_aes_copy_ivout(struct omap_aes_dev *dd, u8 *ivbuf)
((u32 *)ivbuf)[i] = omap_aes_read(dd, AES_REG_IV(dd, i));
}
-static void omap_aes_done_task(unsigned long data)
+static void omap_aes_done_task(struct work_struct *t)
{
- struct omap_aes_dev *dd = (struct omap_aes_dev *)data;
+ struct omap_aes_dev *dd = from_work(dd, t, done_task);
pr_debug("enter done_task\n");
@@ -925,7 +926,7 @@ static irqreturn_t omap_aes_irq(int irq, void *dev_id)
if (!dd->total)
/* All bytes read! */
- tasklet_schedule(&dd->done_task);
+ queue_work(system_bh_wq, &dd->done_task);
else
/* Enable DATA_IN interrupt for next block */
omap_aes_write(dd, AES_REG_IRQ_ENABLE(dd), 0x2);
@@ -1140,7 +1141,7 @@ static int omap_aes_probe(struct platform_device *pdev)
(reg & dd->pdata->major_mask) >> dd->pdata->major_shift,
(reg & dd->pdata->minor_mask) >> dd->pdata->minor_shift);
- tasklet_init(&dd->done_task, omap_aes_done_task, (unsigned long)dd);
+ INIT_WORK(&dd->done_task, omap_aes_done_task);
err = omap_aes_dma_init(dd);
if (err == -EPROBE_DEFER) {
@@ -1229,7 +1230,7 @@ err_engine:
omap_aes_dma_cleanup(dd);
err_irq:
- tasklet_kill(&dd->done_task);
+ cancel_work_sync(&dd->done_task);
err_pm_disable:
pm_runtime_disable(dev);
err_res:
@@ -1264,7 +1265,7 @@ static void omap_aes_remove(struct platform_device *pdev)
crypto_engine_exit(dd->engine);
- tasklet_kill(&dd->done_task);
+ cancel_work_sync(&dd->done_task);
omap_aes_dma_cleanup(dd);
pm_runtime_disable(dd->dev);
}
diff --git a/drivers/crypto/omap-aes.h b/drivers/crypto/omap-aes.h
index 41d67780fd45..99c36a777e97 100644
--- a/drivers/crypto/omap-aes.h
+++ b/drivers/crypto/omap-aes.h
@@ -159,7 +159,7 @@ struct omap_aes_dev {
unsigned long flags;
int err;
- struct tasklet_struct done_task;
+ struct work_struct done_task;
struct aead_queue aead_queue;
spinlock_t lock;
diff --git a/drivers/crypto/omap-des.c b/drivers/crypto/omap-des.c
index 9c5538ae17db..149ebd77710b 100644
--- a/drivers/crypto/omap-des.c
+++ b/drivers/crypto/omap-des.c
@@ -32,6 +32,7 @@
#include <linux/pm_runtime.h>
#include <linux/scatterlist.h>
#include <linux/string.h>
+#include <linux/workqueue.h>
#include "omap-crypto.h"
@@ -130,7 +131,7 @@ struct omap_des_dev {
unsigned long flags;
int err;
- struct tasklet_struct done_task;
+ struct work_struct done_task;
struct skcipher_request *req;
struct crypto_engine *engine;
@@ -325,7 +326,7 @@ static void omap_des_dma_out_callback(void *data)
struct omap_des_dev *dd = data;
/* dma_lch_out - completed */
- tasklet_schedule(&dd->done_task);
+ queue_work(system_bh_wq, &dd->done_task);
}
static int omap_des_dma_init(struct omap_des_dev *dd)
@@ -580,9 +581,9 @@ static int omap_des_crypt_req(struct crypto_engine *engine,
omap_des_crypt_dma_start(dd);
}
-static void omap_des_done_task(unsigned long data)
+static void omap_des_done_task(struct work_struct *t)
{
- struct omap_des_dev *dd = (struct omap_des_dev *)data;
+ struct omap_des_dev *dd = from_work(dd, t, done_task);
int i;
pr_debug("enter done_task\n");
@@ -890,7 +891,7 @@ static irqreturn_t omap_des_irq(int irq, void *dev_id)
if (!dd->total)
/* All bytes read! */
- tasklet_schedule(&dd->done_task);
+ queue_work(system_bh_wq, &dd->done_task);
else
/* Enable DATA_IN interrupt for next block */
omap_des_write(dd, DES_REG_IRQ_ENABLE(dd), 0x2);
@@ -986,7 +987,7 @@ static int omap_des_probe(struct platform_device *pdev)
(reg & dd->pdata->major_mask) >> dd->pdata->major_shift,
(reg & dd->pdata->minor_mask) >> dd->pdata->minor_shift);
- tasklet_init(&dd->done_task, omap_des_done_task, (unsigned long)dd);
+ INIT_WORK(&dd->done_task, omap_des_done_task);
err = omap_des_dma_init(dd);
if (err == -EPROBE_DEFER) {
@@ -1053,7 +1054,7 @@ err_engine:
omap_des_dma_cleanup(dd);
err_irq:
- tasklet_kill(&dd->done_task);
+ cancel_work_sync(&dd->done_task);
err_get:
pm_runtime_disable(dev);
err_res:
@@ -1077,7 +1078,7 @@ static void omap_des_remove(struct platform_device *pdev)
crypto_engine_unregister_skcipher(
&dd->pdata->algs_info[i].algs_list[j]);
- tasklet_kill(&dd->done_task);
+ cancel_work_sync(&dd->done_task);
omap_des_dma_cleanup(dd);
pm_runtime_disable(dd->dev);
}
diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c
index 6328e8026b91..ff8aac02994a 100644
--- a/drivers/crypto/omap-sham.c
+++ b/drivers/crypto/omap-sham.c
@@ -37,6 +37,7 @@
#include <linux/scatterlist.h>
#include <linux/slab.h>
#include <linux/string.h>
+#include <linux/workqueue.h>
#define MD5_DIGEST_SIZE 16
@@ -217,7 +218,7 @@ struct omap_sham_dev {
int irq;
int err;
struct dma_chan *dma_lch;
- struct tasklet_struct done_task;
+ struct work_struct done_task;
u8 polling_mode;
u8 xmit_buf[BUFLEN] OMAP_ALIGNED;
@@ -561,7 +562,7 @@ static void omap_sham_dma_callback(void *param)
struct omap_sham_dev *dd = param;
set_bit(FLAGS_DMA_READY, &dd->flags);
- tasklet_schedule(&dd->done_task);
+ queue_work(system_bh_wq, &dd->done_task);
}
static int omap_sham_xmit_dma(struct omap_sham_dev *dd, size_t length,
@@ -1703,9 +1704,9 @@ static struct ahash_engine_alg algs_sha384_sha512[] = {
},
};
-static void omap_sham_done_task(unsigned long data)
+static void omap_sham_done_task(struct work_struct *t)
{
- struct omap_sham_dev *dd = (struct omap_sham_dev *)data;
+ struct omap_sham_dev *dd = from_work(dd, t, done_task);
int err = 0;
dev_dbg(dd->dev, "%s: flags=%lx\n", __func__, dd->flags);
@@ -1739,7 +1740,7 @@ finish:
static irqreturn_t omap_sham_irq_common(struct omap_sham_dev *dd)
{
set_bit(FLAGS_OUTPUT_READY, &dd->flags);
- tasklet_schedule(&dd->done_task);
+ queue_work(system_bh_wq, &dd->done_task);
return IRQ_HANDLED;
}
@@ -2059,7 +2060,7 @@ static int omap_sham_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, dd);
INIT_LIST_HEAD(&dd->list);
- tasklet_init(&dd->done_task, omap_sham_done_task, (unsigned long)dd);
+ INIT_WORK(&dd->done_task, omap_sham_done_task);
crypto_init_queue(&dd->queue, OMAP_SHAM_QUEUE_LENGTH);
err = (dev->of_node) ? omap_sham_get_res_of(dd, dev, &res) :
@@ -2194,7 +2195,7 @@ static void omap_sham_remove(struct platform_device *pdev)
&dd->pdata->algs_info[i].algs_list[j]);
dd->pdata->algs_info[i].registered--;
}
- tasklet_kill(&dd->done_task);
+ cancel_work_sync(&dd->done_task);
pm_runtime_dont_use_autosuspend(&pdev->dev);
pm_runtime_disable(&pdev->dev);
diff --git a/drivers/crypto/qce/core.c b/drivers/crypto/qce/core.c
index e95e84486d9a..b966f3365b7d 100644
--- a/drivers/crypto/qce/core.c
+++ b/drivers/crypto/qce/core.c
@@ -21,7 +21,6 @@
#include "sha.h"
#include "aead.h"
-#define QCE_MAJOR_VERSION5 0x05
#define QCE_QUEUE_LENGTH 1
#define QCE_DEFAULT_MEM_BANDWIDTH 393600
@@ -161,7 +160,7 @@ static int qce_check_version(struct qce_device *qce)
* the driver does not support v5 with minor 0 because it has special
* alignment requirements.
*/
- if (major != QCE_MAJOR_VERSION5 || minor == 0)
+ if (major == 5 && minor == 0)
return -ENODEV;
qce->burst_size = QCE_BAM_BURST_SIZE;
diff --git a/drivers/crypto/qce/dma.c b/drivers/crypto/qce/dma.c
index 1dec7aea852d..68cafd4741ad 100644
--- a/drivers/crypto/qce/dma.c
+++ b/drivers/crypto/qce/dma.c
@@ -24,11 +24,13 @@ int devm_qce_dma_request(struct device *dev, struct qce_dma_data *dma)
dma->txchan = dma_request_chan(dev, "tx");
if (IS_ERR(dma->txchan))
- return PTR_ERR(dma->txchan);
+ return dev_err_probe(dev, PTR_ERR(dma->txchan),
+ "Failed to get TX DMA channel\n");
dma->rxchan = dma_request_chan(dev, "rx");
if (IS_ERR(dma->rxchan)) {
- ret = PTR_ERR(dma->rxchan);
+ ret = dev_err_probe(dev, PTR_ERR(dma->rxchan),
+ "Failed to get RX DMA channel\n");
goto error_rx;
}
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
index d6928ebe9526..b9f5a8b42e66 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
@@ -254,7 +254,7 @@ static void rk_hash_unprepare(struct crypto_engine *engine, void *breq)
struct rk_ahash_rctx *rctx = ahash_request_ctx(areq);
struct rk_crypto_info *rkc = rctx->dev;
- dma_unmap_sg(rkc->dev, areq->src, rctx->nrsg, DMA_TO_DEVICE);
+ dma_unmap_sg(rkc->dev, areq->src, sg_nents(areq->src), DMA_TO_DEVICE);
}
static int rk_hash_run(struct crypto_engine *engine, void *breq)
diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
index 9393e10671c2..e80f9148c012 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
@@ -321,8 +321,7 @@ static int rk_cipher_run(struct crypto_engine *engine, void *async_req)
algt->stat_req++;
rkc->nreq++;
- ivsize = crypto_skcipher_ivsize(tfm);
- if (areq->iv && crypto_skcipher_ivsize(tfm) > 0) {
+ if (areq->iv && ivsize > 0) {
if (rctx->mode & RK_CRYPTO_DEC) {
offset = areq->cryptlen - ivsize;
scatterwalk_map_and_copy(rctx->backup_iv, areq->src,
diff --git a/drivers/crypto/starfive/jh7110-aes.c b/drivers/crypto/starfive/jh7110-aes.c
index 86a1a1fa9f8f..426b24889af8 100644
--- a/drivers/crypto/starfive/jh7110-aes.c
+++ b/drivers/crypto/starfive/jh7110-aes.c
@@ -511,8 +511,7 @@ static int starfive_aes_map_sg(struct starfive_cryp_dev *cryp,
stsg = sg_next(stsg), dtsg = sg_next(dtsg)) {
src_nents = dma_map_sg(cryp->dev, stsg, 1, DMA_BIDIRECTIONAL);
if (src_nents == 0)
- return dev_err_probe(cryp->dev, -ENOMEM,
- "dma_map_sg error\n");
+ return -ENOMEM;
dst_nents = src_nents;
len = min(sg_dma_len(stsg), remain);
@@ -528,13 +527,11 @@ static int starfive_aes_map_sg(struct starfive_cryp_dev *cryp,
for (stsg = src, dtsg = dst;;) {
src_nents = dma_map_sg(cryp->dev, stsg, 1, DMA_TO_DEVICE);
if (src_nents == 0)
- return dev_err_probe(cryp->dev, -ENOMEM,
- "dma_map_sg src error\n");
+ return -ENOMEM;
dst_nents = dma_map_sg(cryp->dev, dtsg, 1, DMA_FROM_DEVICE);
if (dst_nents == 0)
- return dev_err_probe(cryp->dev, -ENOMEM,
- "dma_map_sg dst error\n");
+ return -ENOMEM;
len = min(sg_dma_len(stsg), sg_dma_len(dtsg));
len = min(len, remain);
@@ -669,8 +666,7 @@ static int starfive_aes_aead_do_one_req(struct crypto_engine *engine, void *areq
if (cryp->assoclen) {
rctx->adata = kzalloc(cryp->assoclen + AES_BLOCK_SIZE, GFP_KERNEL);
if (!rctx->adata)
- return dev_err_probe(cryp->dev, -ENOMEM,
- "Failed to alloc memory for adata");
+ return -ENOMEM;
if (sg_copy_to_buffer(req->src, sg_nents_for_len(req->src, cryp->assoclen),
rctx->adata, cryp->assoclen) != cryp->assoclen)
diff --git a/drivers/crypto/starfive/jh7110-hash.c b/drivers/crypto/starfive/jh7110-hash.c
index 6cfe0238f615..54b7af4a7aee 100644
--- a/drivers/crypto/starfive/jh7110-hash.c
+++ b/drivers/crypto/starfive/jh7110-hash.c
@@ -229,8 +229,7 @@ static int starfive_hash_one_request(struct crypto_engine *engine, void *areq)
for_each_sg(rctx->in_sg, tsg, rctx->in_sg_len, i) {
src_nents = dma_map_sg(cryp->dev, tsg, 1, DMA_TO_DEVICE);
if (src_nents == 0)
- return dev_err_probe(cryp->dev, -ENOMEM,
- "dma_map_sg error\n");
+ return -ENOMEM;
ret = starfive_hash_dma_xfer(cryp, tsg);
dma_unmap_sg(cryp->dev, tsg, 1, DMA_TO_DEVICE);
@@ -326,6 +325,7 @@ static int starfive_hash_digest(struct ahash_request *req)
struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm);
struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req);
struct starfive_cryp_dev *cryp = ctx->cryp;
+ int sg_len;
memset(rctx, 0, sizeof(struct starfive_cryp_request_ctx));
@@ -334,7 +334,10 @@ static int starfive_hash_digest(struct ahash_request *req)
rctx->in_sg = req->src;
rctx->blksize = crypto_tfm_alg_blocksize(crypto_ahash_tfm(tfm));
rctx->digsize = crypto_ahash_digestsize(tfm);
- rctx->in_sg_len = sg_nents_for_len(rctx->in_sg, rctx->total);
+ sg_len = sg_nents_for_len(rctx->in_sg, rctx->total);
+ if (sg_len < 0)
+ return sg_len;
+ rctx->in_sg_len = sg_len;
ctx->rctx = rctx;
return crypto_transfer_hash_request_to_engine(cryp->engine, req);
diff --git a/drivers/crypto/stm32/stm32-cryp.c b/drivers/crypto/stm32/stm32-cryp.c
index a89b4c5d62a0..5e82e8a1f71a 100644
--- a/drivers/crypto/stm32/stm32-cryp.c
+++ b/drivers/crypto/stm32/stm32-cryp.c
@@ -2781,5 +2781,5 @@ static struct platform_driver stm32_cryp_driver = {
module_platform_driver(stm32_cryp_driver);
MODULE_AUTHOR("Fabien Dessenne <fabien.dessenne@st.com>");
-MODULE_DESCRIPTION("STMicrolectronics STM32 CRYP hardware driver");
+MODULE_DESCRIPTION("STMicroelectronics STM32 CRYP hardware driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/crypto/tegra/tegra-se-hash.c b/drivers/crypto/tegra/tegra-se-hash.c
index d09b4aaeecef..4a298ace6e9f 100644
--- a/drivers/crypto/tegra/tegra-se-hash.c
+++ b/drivers/crypto/tegra/tegra-se-hash.c
@@ -400,8 +400,9 @@ static int tegra_sha_do_update(struct ahash_request *req)
struct tegra_sha_ctx *ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req));
struct tegra_sha_reqctx *rctx = ahash_request_ctx(req);
struct tegra_se *se = ctx->se;
- unsigned int nblks, nresidue, size, ret;
+ unsigned int nblks, nresidue, size;
u32 *cpuvaddr = se->cmdbuf->addr;
+ int ret;
nresidue = (req->nbytes + rctx->residue.size) % rctx->blk_size;
nblks = (req->nbytes + rctx->residue.size) / rctx->blk_size;
diff --git a/drivers/crypto/tegra/tegra-se-main.c b/drivers/crypto/tegra/tegra-se-main.c
index 1c94f1de0546..7237f14eaf5a 100644
--- a/drivers/crypto/tegra/tegra-se-main.c
+++ b/drivers/crypto/tegra/tegra-se-main.c
@@ -310,7 +310,7 @@ static int tegra_se_probe(struct platform_device *pdev)
se->engine = crypto_engine_alloc_init(dev, 0);
if (!se->engine)
- return dev_err_probe(dev, -ENOMEM, "failed to init crypto engine\n");
+ return -ENOMEM;
ret = crypto_engine_start(se->engine);
if (ret) {
diff --git a/drivers/crypto/ti/Kconfig b/drivers/crypto/ti/Kconfig
new file mode 100644
index 000000000000..a3692ceec49b
--- /dev/null
+++ b/drivers/crypto/ti/Kconfig
@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config CRYPTO_DEV_TI_DTHEV2
+ tristate "Support for TI DTHE V2 cryptography engine"
+ depends on ARCH_K3 || COMPILE_TEST
+ select CRYPTO_ENGINE
+ select CRYPTO_SKCIPHER
+ select CRYPTO_ECB
+ select CRYPTO_CBC
+ select CRYPTO_XTS
+ help
+ This enables support for the TI DTHE V2 hw cryptography engine
+ which can be found on TI K3 SOCs. Selecting this enables use
+ of hardware offloading for cryptographic algorithms on
+ these devices, providing enhanced resistance against side-channel
+ attacks.
diff --git a/drivers/crypto/ti/Makefile b/drivers/crypto/ti/Makefile
new file mode 100644
index 000000000000..b883078f203d
--- /dev/null
+++ b/drivers/crypto/ti/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_CRYPTO_DEV_TI_DTHEV2) += dthev2.o
+dthev2-objs := dthev2-common.o dthev2-aes.o
diff --git a/drivers/crypto/ti/dthev2-aes.c b/drivers/crypto/ti/dthev2-aes.c
new file mode 100644
index 000000000000..156729ccc50e
--- /dev/null
+++ b/drivers/crypto/ti/dthev2-aes.c
@@ -0,0 +1,538 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * K3 DTHE V2 crypto accelerator driver
+ *
+ * Copyright (C) Texas Instruments 2025 - https://www.ti.com
+ * Author: T Pratham <t-pratham@ti.com>
+ */
+
+#include <crypto/aead.h>
+#include <crypto/aes.h>
+#include <crypto/algapi.h>
+#include <crypto/engine.h>
+#include <crypto/internal/aead.h>
+#include <crypto/internal/skcipher.h>
+
+#include "dthev2-common.h"
+
+#include <linux/delay.h>
+#include <linux/dmaengine.h>
+#include <linux/dma-mapping.h>
+#include <linux/io.h>
+#include <linux/scatterlist.h>
+
+/* Registers */
+
+// AES Engine
+#define DTHE_P_AES_BASE 0x7000
+
+#define DTHE_P_AES_KEY1_0 0x0038
+#define DTHE_P_AES_KEY1_1 0x003C
+#define DTHE_P_AES_KEY1_2 0x0030
+#define DTHE_P_AES_KEY1_3 0x0034
+#define DTHE_P_AES_KEY1_4 0x0028
+#define DTHE_P_AES_KEY1_5 0x002C
+#define DTHE_P_AES_KEY1_6 0x0020
+#define DTHE_P_AES_KEY1_7 0x0024
+
+#define DTHE_P_AES_KEY2_0 0x0018
+#define DTHE_P_AES_KEY2_1 0x001C
+#define DTHE_P_AES_KEY2_2 0x0010
+#define DTHE_P_AES_KEY2_3 0x0014
+#define DTHE_P_AES_KEY2_4 0x0008
+#define DTHE_P_AES_KEY2_5 0x000C
+#define DTHE_P_AES_KEY2_6 0x0000
+#define DTHE_P_AES_KEY2_7 0x0004
+
+#define DTHE_P_AES_IV_IN_0 0x0040
+#define DTHE_P_AES_IV_IN_1 0x0044
+#define DTHE_P_AES_IV_IN_2 0x0048
+#define DTHE_P_AES_IV_IN_3 0x004C
+#define DTHE_P_AES_CTRL 0x0050
+#define DTHE_P_AES_C_LENGTH_0 0x0054
+#define DTHE_P_AES_C_LENGTH_1 0x0058
+#define DTHE_P_AES_AUTH_LENGTH 0x005C
+#define DTHE_P_AES_DATA_IN_OUT 0x0060
+
+#define DTHE_P_AES_SYSCONFIG 0x0084
+#define DTHE_P_AES_IRQSTATUS 0x008C
+#define DTHE_P_AES_IRQENABLE 0x0090
+
+/* Register write values and macros */
+
+enum aes_ctrl_mode_masks {
+ AES_CTRL_ECB_MASK = 0x00,
+ AES_CTRL_CBC_MASK = BIT(5),
+ AES_CTRL_XTS_MASK = BIT(12) | BIT(11),
+};
+
+#define DTHE_AES_CTRL_MODE_CLEAR_MASK ~GENMASK(28, 5)
+
+#define DTHE_AES_CTRL_DIR_ENC BIT(2)
+
+#define DTHE_AES_CTRL_KEYSIZE_16B BIT(3)
+#define DTHE_AES_CTRL_KEYSIZE_24B BIT(4)
+#define DTHE_AES_CTRL_KEYSIZE_32B (BIT(3) | BIT(4))
+
+#define DTHE_AES_CTRL_SAVE_CTX_SET BIT(29)
+
+#define DTHE_AES_CTRL_OUTPUT_READY BIT_MASK(0)
+#define DTHE_AES_CTRL_INPUT_READY BIT_MASK(1)
+#define DTHE_AES_CTRL_SAVED_CTX_READY BIT_MASK(30)
+#define DTHE_AES_CTRL_CTX_READY BIT_MASK(31)
+
+#define DTHE_AES_SYSCONFIG_DMA_DATA_IN_OUT_EN GENMASK(6, 5)
+#define DTHE_AES_IRQENABLE_EN_ALL GENMASK(3, 0)
+
+/* Misc */
+#define AES_IV_SIZE AES_BLOCK_SIZE
+#define AES_BLOCK_WORDS (AES_BLOCK_SIZE / sizeof(u32))
+#define AES_IV_WORDS AES_BLOCK_WORDS
+
+static int dthe_cipher_init_tfm(struct crypto_skcipher *tfm)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+ struct dthe_data *dev_data = dthe_get_dev(ctx);
+
+ ctx->dev_data = dev_data;
+ ctx->keylen = 0;
+
+ return 0;
+}
+
+static int dthe_cipher_xts_init_tfm(struct crypto_skcipher *tfm)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+ struct dthe_data *dev_data = dthe_get_dev(ctx);
+
+ ctx->dev_data = dev_data;
+ ctx->keylen = 0;
+
+ ctx->skcipher_fb = crypto_alloc_sync_skcipher("xts(aes)", 0,
+ CRYPTO_ALG_NEED_FALLBACK);
+ if (IS_ERR(ctx->skcipher_fb)) {
+ dev_err(dev_data->dev, "fallback driver xts(aes) couldn't be loaded\n");
+ return PTR_ERR(ctx->skcipher_fb);
+ }
+
+ return 0;
+}
+
+static void dthe_cipher_xts_exit_tfm(struct crypto_skcipher *tfm)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+
+ crypto_free_sync_skcipher(ctx->skcipher_fb);
+}
+
+static int dthe_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, unsigned int keylen)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+
+ if (keylen != AES_KEYSIZE_128 && keylen != AES_KEYSIZE_192 && keylen != AES_KEYSIZE_256)
+ return -EINVAL;
+
+ ctx->keylen = keylen;
+ memcpy(ctx->key, key, keylen);
+
+ return 0;
+}
+
+static int dthe_aes_ecb_setkey(struct crypto_skcipher *tfm, const u8 *key, unsigned int keylen)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+
+ ctx->aes_mode = DTHE_AES_ECB;
+
+ return dthe_aes_setkey(tfm, key, keylen);
+}
+
+static int dthe_aes_cbc_setkey(struct crypto_skcipher *tfm, const u8 *key, unsigned int keylen)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+
+ ctx->aes_mode = DTHE_AES_CBC;
+
+ return dthe_aes_setkey(tfm, key, keylen);
+}
+
+static int dthe_aes_xts_setkey(struct crypto_skcipher *tfm, const u8 *key, unsigned int keylen)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(tfm);
+
+ if (keylen != 2 * AES_KEYSIZE_128 &&
+ keylen != 2 * AES_KEYSIZE_192 &&
+ keylen != 2 * AES_KEYSIZE_256)
+ return -EINVAL;
+
+ ctx->aes_mode = DTHE_AES_XTS;
+ ctx->keylen = keylen / 2;
+ memcpy(ctx->key, key, keylen);
+
+ crypto_sync_skcipher_clear_flags(ctx->skcipher_fb, CRYPTO_TFM_REQ_MASK);
+ crypto_sync_skcipher_set_flags(ctx->skcipher_fb,
+ crypto_skcipher_get_flags(tfm) &
+ CRYPTO_TFM_REQ_MASK);
+
+ return crypto_sync_skcipher_setkey(ctx->skcipher_fb, key, keylen);
+}
+
+static void dthe_aes_set_ctrl_key(struct dthe_tfm_ctx *ctx,
+ struct dthe_aes_req_ctx *rctx,
+ u32 *iv_in)
+{
+ struct dthe_data *dev_data = dthe_get_dev(ctx);
+ void __iomem *aes_base_reg = dev_data->regs + DTHE_P_AES_BASE;
+ u32 ctrl_val = 0;
+
+ writel_relaxed(ctx->key[0], aes_base_reg + DTHE_P_AES_KEY1_0);
+ writel_relaxed(ctx->key[1], aes_base_reg + DTHE_P_AES_KEY1_1);
+ writel_relaxed(ctx->key[2], aes_base_reg + DTHE_P_AES_KEY1_2);
+ writel_relaxed(ctx->key[3], aes_base_reg + DTHE_P_AES_KEY1_3);
+
+ if (ctx->keylen > AES_KEYSIZE_128) {
+ writel_relaxed(ctx->key[4], aes_base_reg + DTHE_P_AES_KEY1_4);
+ writel_relaxed(ctx->key[5], aes_base_reg + DTHE_P_AES_KEY1_5);
+ }
+ if (ctx->keylen == AES_KEYSIZE_256) {
+ writel_relaxed(ctx->key[6], aes_base_reg + DTHE_P_AES_KEY1_6);
+ writel_relaxed(ctx->key[7], aes_base_reg + DTHE_P_AES_KEY1_7);
+ }
+
+ if (ctx->aes_mode == DTHE_AES_XTS) {
+ size_t key2_offset = ctx->keylen / sizeof(u32);
+
+ writel_relaxed(ctx->key[key2_offset + 0], aes_base_reg + DTHE_P_AES_KEY2_0);
+ writel_relaxed(ctx->key[key2_offset + 1], aes_base_reg + DTHE_P_AES_KEY2_1);
+ writel_relaxed(ctx->key[key2_offset + 2], aes_base_reg + DTHE_P_AES_KEY2_2);
+ writel_relaxed(ctx->key[key2_offset + 3], aes_base_reg + DTHE_P_AES_KEY2_3);
+
+ if (ctx->keylen > AES_KEYSIZE_128) {
+ writel_relaxed(ctx->key[key2_offset + 4], aes_base_reg + DTHE_P_AES_KEY2_4);
+ writel_relaxed(ctx->key[key2_offset + 5], aes_base_reg + DTHE_P_AES_KEY2_5);
+ }
+ if (ctx->keylen == AES_KEYSIZE_256) {
+ writel_relaxed(ctx->key[key2_offset + 6], aes_base_reg + DTHE_P_AES_KEY2_6);
+ writel_relaxed(ctx->key[key2_offset + 7], aes_base_reg + DTHE_P_AES_KEY2_7);
+ }
+ }
+
+ if (rctx->enc)
+ ctrl_val |= DTHE_AES_CTRL_DIR_ENC;
+
+ if (ctx->keylen == AES_KEYSIZE_128)
+ ctrl_val |= DTHE_AES_CTRL_KEYSIZE_16B;
+ else if (ctx->keylen == AES_KEYSIZE_192)
+ ctrl_val |= DTHE_AES_CTRL_KEYSIZE_24B;
+ else
+ ctrl_val |= DTHE_AES_CTRL_KEYSIZE_32B;
+
+ // Write AES mode
+ ctrl_val &= DTHE_AES_CTRL_MODE_CLEAR_MASK;
+ switch (ctx->aes_mode) {
+ case DTHE_AES_ECB:
+ ctrl_val |= AES_CTRL_ECB_MASK;
+ break;
+ case DTHE_AES_CBC:
+ ctrl_val |= AES_CTRL_CBC_MASK;
+ break;
+ case DTHE_AES_XTS:
+ ctrl_val |= AES_CTRL_XTS_MASK;
+ break;
+ }
+
+ if (iv_in) {
+ ctrl_val |= DTHE_AES_CTRL_SAVE_CTX_SET;
+ for (int i = 0; i < AES_IV_WORDS; ++i)
+ writel_relaxed(iv_in[i],
+ aes_base_reg + DTHE_P_AES_IV_IN_0 + (DTHE_REG_SIZE * i));
+ }
+
+ writel_relaxed(ctrl_val, aes_base_reg + DTHE_P_AES_CTRL);
+}
+
+static void dthe_aes_dma_in_callback(void *data)
+{
+ struct skcipher_request *req = (struct skcipher_request *)data;
+ struct dthe_aes_req_ctx *rctx = skcipher_request_ctx(req);
+
+ complete(&rctx->aes_compl);
+}
+
+static int dthe_aes_run(struct crypto_engine *engine, void *areq)
+{
+ struct skcipher_request *req = container_of(areq, struct skcipher_request, base);
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(crypto_skcipher_reqtfm(req));
+ struct dthe_data *dev_data = dthe_get_dev(ctx);
+ struct dthe_aes_req_ctx *rctx = skcipher_request_ctx(req);
+
+ unsigned int len = req->cryptlen;
+ struct scatterlist *src = req->src;
+ struct scatterlist *dst = req->dst;
+
+ int src_nents = sg_nents_for_len(src, len);
+ int dst_nents;
+
+ int src_mapped_nents;
+ int dst_mapped_nents;
+
+ bool diff_dst;
+ enum dma_data_direction src_dir, dst_dir;
+
+ struct device *tx_dev, *rx_dev;
+ struct dma_async_tx_descriptor *desc_in, *desc_out;
+
+ int ret;
+
+ void __iomem *aes_base_reg = dev_data->regs + DTHE_P_AES_BASE;
+
+ u32 aes_irqenable_val = readl_relaxed(aes_base_reg + DTHE_P_AES_IRQENABLE);
+ u32 aes_sysconfig_val = readl_relaxed(aes_base_reg + DTHE_P_AES_SYSCONFIG);
+
+ aes_sysconfig_val |= DTHE_AES_SYSCONFIG_DMA_DATA_IN_OUT_EN;
+ writel_relaxed(aes_sysconfig_val, aes_base_reg + DTHE_P_AES_SYSCONFIG);
+
+ aes_irqenable_val |= DTHE_AES_IRQENABLE_EN_ALL;
+ writel_relaxed(aes_irqenable_val, aes_base_reg + DTHE_P_AES_IRQENABLE);
+
+ if (src == dst) {
+ diff_dst = false;
+ src_dir = DMA_BIDIRECTIONAL;
+ dst_dir = DMA_BIDIRECTIONAL;
+ } else {
+ diff_dst = true;
+ src_dir = DMA_TO_DEVICE;
+ dst_dir = DMA_FROM_DEVICE;
+ }
+
+ tx_dev = dmaengine_get_dma_device(dev_data->dma_aes_tx);
+ rx_dev = dmaengine_get_dma_device(dev_data->dma_aes_rx);
+
+ src_mapped_nents = dma_map_sg(tx_dev, src, src_nents, src_dir);
+ if (src_mapped_nents == 0) {
+ ret = -EINVAL;
+ goto aes_err;
+ }
+
+ if (!diff_dst) {
+ dst_nents = src_nents;
+ dst_mapped_nents = src_mapped_nents;
+ } else {
+ dst_nents = sg_nents_for_len(dst, len);
+ dst_mapped_nents = dma_map_sg(rx_dev, dst, dst_nents, dst_dir);
+ if (dst_mapped_nents == 0) {
+ dma_unmap_sg(tx_dev, src, src_nents, src_dir);
+ ret = -EINVAL;
+ goto aes_err;
+ }
+ }
+
+ desc_in = dmaengine_prep_slave_sg(dev_data->dma_aes_rx, dst, dst_mapped_nents,
+ DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
+ if (!desc_in) {
+ dev_err(dev_data->dev, "IN prep_slave_sg() failed\n");
+ ret = -EINVAL;
+ goto aes_prep_err;
+ }
+
+ desc_out = dmaengine_prep_slave_sg(dev_data->dma_aes_tx, src, src_mapped_nents,
+ DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
+ if (!desc_out) {
+ dev_err(dev_data->dev, "OUT prep_slave_sg() failed\n");
+ ret = -EINVAL;
+ goto aes_prep_err;
+ }
+
+ desc_in->callback = dthe_aes_dma_in_callback;
+ desc_in->callback_param = req;
+
+ init_completion(&rctx->aes_compl);
+
+ if (ctx->aes_mode == DTHE_AES_ECB)
+ dthe_aes_set_ctrl_key(ctx, rctx, NULL);
+ else
+ dthe_aes_set_ctrl_key(ctx, rctx, (u32 *)req->iv);
+
+ writel_relaxed(lower_32_bits(req->cryptlen), aes_base_reg + DTHE_P_AES_C_LENGTH_0);
+ writel_relaxed(upper_32_bits(req->cryptlen), aes_base_reg + DTHE_P_AES_C_LENGTH_1);
+
+ dmaengine_submit(desc_in);
+ dmaengine_submit(desc_out);
+
+ dma_async_issue_pending(dev_data->dma_aes_rx);
+ dma_async_issue_pending(dev_data->dma_aes_tx);
+
+ // Need to do a timeout to ensure finalise gets called if DMA callback fails for any reason
+ ret = wait_for_completion_timeout(&rctx->aes_compl, msecs_to_jiffies(DTHE_DMA_TIMEOUT_MS));
+ if (!ret) {
+ ret = -ETIMEDOUT;
+ dmaengine_terminate_sync(dev_data->dma_aes_rx);
+ dmaengine_terminate_sync(dev_data->dma_aes_tx);
+
+ for (int i = 0; i < AES_BLOCK_WORDS; ++i)
+ readl_relaxed(aes_base_reg + DTHE_P_AES_DATA_IN_OUT + (DTHE_REG_SIZE * i));
+ } else {
+ ret = 0;
+ }
+
+ // For modes other than ECB, read IV_OUT
+ if (ctx->aes_mode != DTHE_AES_ECB) {
+ u32 *iv_out = (u32 *)req->iv;
+
+ for (int i = 0; i < AES_IV_WORDS; ++i)
+ iv_out[i] = readl_relaxed(aes_base_reg +
+ DTHE_P_AES_IV_IN_0 +
+ (DTHE_REG_SIZE * i));
+ }
+
+aes_prep_err:
+ dma_unmap_sg(tx_dev, src, src_nents, src_dir);
+ if (dst_dir != DMA_BIDIRECTIONAL)
+ dma_unmap_sg(rx_dev, dst, dst_nents, dst_dir);
+
+aes_err:
+ local_bh_disable();
+ crypto_finalize_skcipher_request(dev_data->engine, req, ret);
+ local_bh_enable();
+ return 0;
+}
+
+static int dthe_aes_crypt(struct skcipher_request *req)
+{
+ struct dthe_tfm_ctx *ctx = crypto_skcipher_ctx(crypto_skcipher_reqtfm(req));
+ struct dthe_aes_req_ctx *rctx = skcipher_request_ctx(req);
+ struct dthe_data *dev_data = dthe_get_dev(ctx);
+ struct crypto_engine *engine;
+
+ /*
+ * If data is not a multiple of AES_BLOCK_SIZE:
+ * - need to return -EINVAL for ECB, CBC as they are block ciphers
+ * - need to fallback to software as H/W doesn't support Ciphertext Stealing for XTS
+ */
+ if (req->cryptlen % AES_BLOCK_SIZE) {
+ if (ctx->aes_mode == DTHE_AES_XTS) {
+ SYNC_SKCIPHER_REQUEST_ON_STACK(subreq, ctx->skcipher_fb);
+
+ skcipher_request_set_callback(subreq, skcipher_request_flags(req),
+ req->base.complete, req->base.data);
+ skcipher_request_set_crypt(subreq, req->src, req->dst,
+ req->cryptlen, req->iv);
+
+ return rctx->enc ? crypto_skcipher_encrypt(subreq) :
+ crypto_skcipher_decrypt(subreq);
+ }
+ return -EINVAL;
+ }
+
+ /*
+ * If data length input is zero, no need to do any operation.
+ * Except for XTS mode, where data length should be non-zero.
+ */
+ if (req->cryptlen == 0) {
+ if (ctx->aes_mode == DTHE_AES_XTS)
+ return -EINVAL;
+ return 0;
+ }
+
+ engine = dev_data->engine;
+ return crypto_transfer_skcipher_request_to_engine(engine, req);
+}
+
+static int dthe_aes_encrypt(struct skcipher_request *req)
+{
+ struct dthe_aes_req_ctx *rctx = skcipher_request_ctx(req);
+
+ rctx->enc = 1;
+ return dthe_aes_crypt(req);
+}
+
+static int dthe_aes_decrypt(struct skcipher_request *req)
+{
+ struct dthe_aes_req_ctx *rctx = skcipher_request_ctx(req);
+
+ rctx->enc = 0;
+ return dthe_aes_crypt(req);
+}
+
+static struct skcipher_engine_alg cipher_algs[] = {
+ {
+ .base.init = dthe_cipher_init_tfm,
+ .base.setkey = dthe_aes_ecb_setkey,
+ .base.encrypt = dthe_aes_encrypt,
+ .base.decrypt = dthe_aes_decrypt,
+ .base.min_keysize = AES_MIN_KEY_SIZE,
+ .base.max_keysize = AES_MAX_KEY_SIZE,
+ .base.base = {
+ .cra_name = "ecb(aes)",
+ .cra_driver_name = "ecb-aes-dthev2",
+ .cra_priority = 299,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY,
+ .cra_alignmask = AES_BLOCK_SIZE - 1,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct dthe_tfm_ctx),
+ .cra_reqsize = sizeof(struct dthe_aes_req_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .op.do_one_request = dthe_aes_run,
+ }, /* ECB AES */
+ {
+ .base.init = dthe_cipher_init_tfm,
+ .base.setkey = dthe_aes_cbc_setkey,
+ .base.encrypt = dthe_aes_encrypt,
+ .base.decrypt = dthe_aes_decrypt,
+ .base.min_keysize = AES_MIN_KEY_SIZE,
+ .base.max_keysize = AES_MAX_KEY_SIZE,
+ .base.ivsize = AES_IV_SIZE,
+ .base.base = {
+ .cra_name = "cbc(aes)",
+ .cra_driver_name = "cbc-aes-dthev2",
+ .cra_priority = 299,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY,
+ .cra_alignmask = AES_BLOCK_SIZE - 1,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct dthe_tfm_ctx),
+ .cra_reqsize = sizeof(struct dthe_aes_req_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .op.do_one_request = dthe_aes_run,
+ }, /* CBC AES */
+ {
+ .base.init = dthe_cipher_xts_init_tfm,
+ .base.exit = dthe_cipher_xts_exit_tfm,
+ .base.setkey = dthe_aes_xts_setkey,
+ .base.encrypt = dthe_aes_encrypt,
+ .base.decrypt = dthe_aes_decrypt,
+ .base.min_keysize = AES_MIN_KEY_SIZE * 2,
+ .base.max_keysize = AES_MAX_KEY_SIZE * 2,
+ .base.ivsize = AES_IV_SIZE,
+ .base.base = {
+ .cra_name = "xts(aes)",
+ .cra_driver_name = "xts-aes-dthev2",
+ .cra_priority = 299,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY |
+ CRYPTO_ALG_NEED_FALLBACK,
+ .cra_alignmask = AES_BLOCK_SIZE - 1,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct dthe_tfm_ctx),
+ .cra_reqsize = sizeof(struct dthe_aes_req_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .op.do_one_request = dthe_aes_run,
+ }, /* XTS AES */
+};
+
+int dthe_register_aes_algs(void)
+{
+ return crypto_engine_register_skciphers(cipher_algs, ARRAY_SIZE(cipher_algs));
+}
+
+void dthe_unregister_aes_algs(void)
+{
+ crypto_engine_unregister_skciphers(cipher_algs, ARRAY_SIZE(cipher_algs));
+}
diff --git a/drivers/crypto/ti/dthev2-common.c b/drivers/crypto/ti/dthev2-common.c
new file mode 100644
index 000000000000..c39d37933b9e
--- /dev/null
+++ b/drivers/crypto/ti/dthev2-common.c
@@ -0,0 +1,217 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * K3 DTHE V2 crypto accelerator driver
+ *
+ * Copyright (C) Texas Instruments 2025 - https://www.ti.com
+ * Author: T Pratham <t-pratham@ti.com>
+ */
+
+#include <crypto/aes.h>
+#include <crypto/algapi.h>
+#include <crypto/engine.h>
+#include <crypto/internal/aead.h>
+#include <crypto/internal/skcipher.h>
+
+#include "dthev2-common.h"
+
+#include <linux/delay.h>
+#include <linux/dmaengine.h>
+#include <linux/dmapool.h>
+#include <linux/dma-mapping.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/mod_devicetable.h>
+#include <linux/platform_device.h>
+#include <linux/scatterlist.h>
+
+#define DRIVER_NAME "dthev2"
+
+static struct dthe_list dthe_dev_list = {
+ .dev_list = LIST_HEAD_INIT(dthe_dev_list.dev_list),
+ .lock = __SPIN_LOCK_UNLOCKED(dthe_dev_list.lock),
+};
+
+struct dthe_data *dthe_get_dev(struct dthe_tfm_ctx *ctx)
+{
+ struct dthe_data *dev_data;
+
+ if (ctx->dev_data)
+ return ctx->dev_data;
+
+ spin_lock_bh(&dthe_dev_list.lock);
+ dev_data = list_first_entry(&dthe_dev_list.dev_list, struct dthe_data, list);
+ if (dev_data)
+ list_move_tail(&dev_data->list, &dthe_dev_list.dev_list);
+ spin_unlock_bh(&dthe_dev_list.lock);
+
+ return dev_data;
+}
+
+static int dthe_dma_init(struct dthe_data *dev_data)
+{
+ int ret;
+ struct dma_slave_config cfg;
+
+ dev_data->dma_aes_rx = NULL;
+ dev_data->dma_aes_tx = NULL;
+ dev_data->dma_sha_tx = NULL;
+
+ dev_data->dma_aes_rx = dma_request_chan(dev_data->dev, "rx");
+ if (IS_ERR(dev_data->dma_aes_rx)) {
+ return dev_err_probe(dev_data->dev, PTR_ERR(dev_data->dma_aes_rx),
+ "Unable to request rx DMA channel\n");
+ }
+
+ dev_data->dma_aes_tx = dma_request_chan(dev_data->dev, "tx1");
+ if (IS_ERR(dev_data->dma_aes_tx)) {
+ ret = dev_err_probe(dev_data->dev, PTR_ERR(dev_data->dma_aes_tx),
+ "Unable to request tx1 DMA channel\n");
+ goto err_dma_aes_tx;
+ }
+
+ dev_data->dma_sha_tx = dma_request_chan(dev_data->dev, "tx2");
+ if (IS_ERR(dev_data->dma_sha_tx)) {
+ ret = dev_err_probe(dev_data->dev, PTR_ERR(dev_data->dma_sha_tx),
+ "Unable to request tx2 DMA channel\n");
+ goto err_dma_sha_tx;
+ }
+
+ memzero_explicit(&cfg, sizeof(cfg));
+
+ cfg.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ cfg.src_maxburst = 4;
+
+ ret = dmaengine_slave_config(dev_data->dma_aes_rx, &cfg);
+ if (ret) {
+ dev_err(dev_data->dev, "Can't configure IN dmaengine slave: %d\n", ret);
+ goto err_dma_config;
+ }
+
+ cfg.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ cfg.dst_maxburst = 4;
+
+ ret = dmaengine_slave_config(dev_data->dma_aes_tx, &cfg);
+ if (ret) {
+ dev_err(dev_data->dev, "Can't configure OUT dmaengine slave: %d\n", ret);
+ goto err_dma_config;
+ }
+
+ return 0;
+
+err_dma_config:
+ dma_release_channel(dev_data->dma_sha_tx);
+err_dma_sha_tx:
+ dma_release_channel(dev_data->dma_aes_tx);
+err_dma_aes_tx:
+ dma_release_channel(dev_data->dma_aes_rx);
+
+ return ret;
+}
+
+static int dthe_register_algs(void)
+{
+ return dthe_register_aes_algs();
+}
+
+static void dthe_unregister_algs(void)
+{
+ dthe_unregister_aes_algs();
+}
+
+static int dthe_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct dthe_data *dev_data;
+ int ret;
+
+ dev_data = devm_kzalloc(dev, sizeof(*dev_data), GFP_KERNEL);
+ if (!dev_data)
+ return -ENOMEM;
+
+ dev_data->dev = dev;
+ dev_data->regs = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(dev_data->regs))
+ return PTR_ERR(dev_data->regs);
+
+ platform_set_drvdata(pdev, dev_data);
+
+ spin_lock(&dthe_dev_list.lock);
+ list_add(&dev_data->list, &dthe_dev_list.dev_list);
+ spin_unlock(&dthe_dev_list.lock);
+
+ ret = dthe_dma_init(dev_data);
+ if (ret)
+ goto probe_dma_err;
+
+ dev_data->engine = crypto_engine_alloc_init(dev, 1);
+ if (!dev_data->engine) {
+ ret = -ENOMEM;
+ goto probe_engine_err;
+ }
+
+ ret = crypto_engine_start(dev_data->engine);
+ if (ret) {
+ dev_err(dev, "Failed to start crypto engine\n");
+ goto probe_engine_start_err;
+ }
+
+ ret = dthe_register_algs();
+ if (ret) {
+ dev_err(dev, "Failed to register algs\n");
+ goto probe_engine_start_err;
+ }
+
+ return 0;
+
+probe_engine_start_err:
+ crypto_engine_exit(dev_data->engine);
+probe_engine_err:
+ dma_release_channel(dev_data->dma_aes_rx);
+ dma_release_channel(dev_data->dma_aes_tx);
+ dma_release_channel(dev_data->dma_sha_tx);
+probe_dma_err:
+ spin_lock(&dthe_dev_list.lock);
+ list_del(&dev_data->list);
+ spin_unlock(&dthe_dev_list.lock);
+
+ return ret;
+}
+
+static void dthe_remove(struct platform_device *pdev)
+{
+ struct dthe_data *dev_data = platform_get_drvdata(pdev);
+
+ spin_lock(&dthe_dev_list.lock);
+ list_del(&dev_data->list);
+ spin_unlock(&dthe_dev_list.lock);
+
+ dthe_unregister_algs();
+
+ crypto_engine_exit(dev_data->engine);
+
+ dma_release_channel(dev_data->dma_aes_rx);
+ dma_release_channel(dev_data->dma_aes_tx);
+ dma_release_channel(dev_data->dma_sha_tx);
+}
+
+static const struct of_device_id dthe_of_match[] = {
+ { .compatible = "ti,am62l-dthev2", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, dthe_of_match);
+
+static struct platform_driver dthe_driver = {
+ .probe = dthe_probe,
+ .remove = dthe_remove,
+ .driver = {
+ .name = DRIVER_NAME,
+ .of_match_table = dthe_of_match,
+ },
+};
+
+module_platform_driver(dthe_driver);
+
+MODULE_AUTHOR("T Pratham <t-pratham@ti.com>");
+MODULE_DESCRIPTION("Texas Instruments DTHE V2 driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/crypto/ti/dthev2-common.h b/drivers/crypto/ti/dthev2-common.h
new file mode 100644
index 000000000000..c7a06a4c353f
--- /dev/null
+++ b/drivers/crypto/ti/dthev2-common.h
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * K3 DTHE V2 crypto accelerator driver
+ *
+ * Copyright (C) Texas Instruments 2025 - https://www.ti.com
+ * Author: T Pratham <t-pratham@ti.com>
+ */
+
+#ifndef __TI_DTHEV2_H__
+#define __TI_DTHEV2_H__
+
+#include <crypto/aead.h>
+#include <crypto/aes.h>
+#include <crypto/algapi.h>
+#include <crypto/engine.h>
+#include <crypto/hash.h>
+#include <crypto/internal/aead.h>
+#include <crypto/internal/hash.h>
+#include <crypto/internal/skcipher.h>
+
+#include <linux/delay.h>
+#include <linux/dmaengine.h>
+#include <linux/dmapool.h>
+#include <linux/dma-mapping.h>
+#include <linux/io.h>
+#include <linux/scatterlist.h>
+
+#define DTHE_REG_SIZE 4
+#define DTHE_DMA_TIMEOUT_MS 2000
+/*
+ * Size of largest possible key (of all algorithms) to be stored in dthe_tfm_ctx
+ * This is currently the keysize of XTS-AES-256 which is 512 bits (64 bytes)
+ */
+#define DTHE_MAX_KEYSIZE (AES_MAX_KEY_SIZE * 2)
+
+enum dthe_aes_mode {
+ DTHE_AES_ECB = 0,
+ DTHE_AES_CBC,
+ DTHE_AES_XTS,
+};
+
+/* Driver specific struct definitions */
+
+/**
+ * struct dthe_data - DTHE_V2 driver instance data
+ * @dev: Device pointer
+ * @regs: Base address of the register space
+ * @list: list node for dev
+ * @engine: Crypto engine instance
+ * @dma_aes_rx: AES Rx DMA Channel
+ * @dma_aes_tx: AES Tx DMA Channel
+ * @dma_sha_tx: SHA Tx DMA Channel
+ */
+struct dthe_data {
+ struct device *dev;
+ void __iomem *regs;
+ struct list_head list;
+ struct crypto_engine *engine;
+
+ struct dma_chan *dma_aes_rx;
+ struct dma_chan *dma_aes_tx;
+
+ struct dma_chan *dma_sha_tx;
+};
+
+/**
+ * struct dthe_list - device data list head
+ * @dev_list: linked list head
+ * @lock: Spinlock protecting accesses to the list
+ */
+struct dthe_list {
+ struct list_head dev_list;
+ spinlock_t lock;
+};
+
+/**
+ * struct dthe_tfm_ctx - Transform ctx struct containing ctx for all sub-components of DTHE V2
+ * @dev_data: Device data struct pointer
+ * @keylen: AES key length
+ * @key: AES key
+ * @aes_mode: AES mode
+ * @skcipher_fb: Fallback crypto skcipher handle for AES-XTS mode
+ */
+struct dthe_tfm_ctx {
+ struct dthe_data *dev_data;
+ unsigned int keylen;
+ u32 key[DTHE_MAX_KEYSIZE / sizeof(u32)];
+ enum dthe_aes_mode aes_mode;
+ struct crypto_sync_skcipher *skcipher_fb;
+};
+
+/**
+ * struct dthe_aes_req_ctx - AES engine req ctx struct
+ * @enc: flag indicating encryption or decryption operation
+ * @aes_compl: Completion variable for use in manual completion in case of DMA callback failure
+ */
+struct dthe_aes_req_ctx {
+ int enc;
+ struct completion aes_compl;
+};
+
+/* Struct definitions end */
+
+struct dthe_data *dthe_get_dev(struct dthe_tfm_ctx *ctx);
+
+int dthe_register_aes_algs(void);
+void dthe_unregister_aes_algs(void);
+
+#endif
diff --git a/drivers/crypto/xilinx/Makefile b/drivers/crypto/xilinx/Makefile
index 730feff5b5f2..9b51636ef75e 100644
--- a/drivers/crypto/xilinx/Makefile
+++ b/drivers/crypto/xilinx/Makefile
@@ -1,3 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_CRYPTO_DEV_XILINX_TRNG) += xilinx-trng.o
obj-$(CONFIG_CRYPTO_DEV_ZYNQMP_AES) += zynqmp-aes-gcm.o
obj-$(CONFIG_CRYPTO_DEV_ZYNQMP_SHA3) += zynqmp-sha.o
diff --git a/drivers/crypto/xilinx/xilinx-trng.c b/drivers/crypto/xilinx/xilinx-trng.c
new file mode 100644
index 000000000000..db0fbb28ff32
--- /dev/null
+++ b/drivers/crypto/xilinx/xilinx-trng.c
@@ -0,0 +1,430 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * AMD Versal True Random Number Generator driver
+ * Copyright (c) 2024 - 2025 Advanced Micro Devices, Inc.
+ */
+
+#include <linux/bitfield.h>
+#include <linux/clk.h>
+#include <linux/crypto.h>
+#include <linux/delay.h>
+#include <linux/firmware/xlnx-zynqmp.h>
+#include <linux/hw_random.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/mod_devicetable.h>
+#include <linux/platform_device.h>
+#include <crypto/aes.h>
+#include <crypto/df_sp80090a.h>
+#include <crypto/internal/drbg.h>
+#include <crypto/internal/cipher.h>
+#include <crypto/internal/rng.h>
+
+/* TRNG Registers Offsets */
+#define TRNG_STATUS_OFFSET 0x4U
+#define TRNG_CTRL_OFFSET 0x8U
+#define TRNG_EXT_SEED_OFFSET 0x40U
+#define TRNG_PER_STRNG_OFFSET 0x80U
+#define TRNG_CORE_OUTPUT_OFFSET 0xC0U
+#define TRNG_RESET_OFFSET 0xD0U
+#define TRNG_OSC_EN_OFFSET 0xD4U
+
+/* Mask values */
+#define TRNG_RESET_VAL_MASK BIT(0)
+#define TRNG_OSC_EN_VAL_MASK BIT(0)
+#define TRNG_CTRL_PRNGSRST_MASK BIT(0)
+#define TRNG_CTRL_EUMODE_MASK BIT(8)
+#define TRNG_CTRL_TRSSEN_MASK BIT(2)
+#define TRNG_CTRL_PRNGSTART_MASK BIT(5)
+#define TRNG_CTRL_PRNGXS_MASK BIT(3)
+#define TRNG_CTRL_PRNGMODE_MASK BIT(7)
+#define TRNG_STATUS_DONE_MASK BIT(0)
+#define TRNG_STATUS_QCNT_MASK GENMASK(11, 9)
+#define TRNG_STATUS_QCNT_16_BYTES 0x800
+
+/* Sizes in bytes */
+#define TRNG_SEED_LEN_BYTES 48U
+#define TRNG_ENTROPY_SEED_LEN_BYTES 64U
+#define TRNG_SEC_STRENGTH_SHIFT 5U
+#define TRNG_SEC_STRENGTH_BYTES BIT(TRNG_SEC_STRENGTH_SHIFT)
+#define TRNG_BYTES_PER_REG 4U
+#define TRNG_RESET_DELAY 10
+#define TRNG_NUM_INIT_REGS 12U
+#define TRNG_READ_4_WORD 4
+#define TRNG_DATA_READ_DELAY 8000
+
+struct xilinx_rng {
+ void __iomem *rng_base;
+ struct device *dev;
+ unsigned char *scratchpadbuf;
+ struct crypto_aes_ctx *aesctx;
+ struct mutex lock; /* Protect access to TRNG device */
+ struct hwrng trng;
+};
+
+struct xilinx_rng_ctx {
+ struct xilinx_rng *rng;
+};
+
+static struct xilinx_rng *xilinx_rng_dev;
+
+static void xtrng_readwrite32(void __iomem *addr, u32 mask, u8 value)
+{
+ u32 val;
+
+ val = ioread32(addr);
+ val = (val & (~mask)) | (mask & value);
+ iowrite32(val, addr);
+}
+
+static void xtrng_trng_reset(void __iomem *addr)
+{
+ xtrng_readwrite32(addr + TRNG_RESET_OFFSET, TRNG_RESET_VAL_MASK, TRNG_RESET_VAL_MASK);
+ udelay(TRNG_RESET_DELAY);
+ xtrng_readwrite32(addr + TRNG_RESET_OFFSET, TRNG_RESET_VAL_MASK, 0);
+}
+
+static void xtrng_hold_reset(void __iomem *addr)
+{
+ xtrng_readwrite32(addr + TRNG_CTRL_OFFSET, TRNG_CTRL_PRNGSRST_MASK,
+ TRNG_CTRL_PRNGSRST_MASK);
+ iowrite32(TRNG_RESET_VAL_MASK, addr + TRNG_RESET_OFFSET);
+ udelay(TRNG_RESET_DELAY);
+}
+
+static void xtrng_softreset(struct xilinx_rng *rng)
+{
+ xtrng_readwrite32(rng->rng_base + TRNG_CTRL_OFFSET, TRNG_CTRL_PRNGSRST_MASK,
+ TRNG_CTRL_PRNGSRST_MASK);
+ udelay(TRNG_RESET_DELAY);
+ xtrng_readwrite32(rng->rng_base + TRNG_CTRL_OFFSET, TRNG_CTRL_PRNGSRST_MASK, 0);
+}
+
+/* Return no. of bytes read */
+static size_t xtrng_readblock32(void __iomem *rng_base, __be32 *buf, int blocks32, bool wait)
+{
+ int read = 0, ret;
+ int timeout = 1;
+ int i, idx;
+ u32 val;
+
+ if (wait)
+ timeout = TRNG_DATA_READ_DELAY;
+
+ for (i = 0; i < (blocks32 * 2); i++) {
+ /* TRNG core generate data in 16 bytes. Read twice to complete 32 bytes read */
+ ret = readl_poll_timeout(rng_base + TRNG_STATUS_OFFSET, val,
+ (val & TRNG_STATUS_QCNT_MASK) ==
+ TRNG_STATUS_QCNT_16_BYTES, !!wait, timeout);
+ if (ret)
+ break;
+
+ for (idx = 0; idx < TRNG_READ_4_WORD; idx++) {
+ *(buf + read) = cpu_to_be32(ioread32(rng_base + TRNG_CORE_OUTPUT_OFFSET));
+ read += 1;
+ }
+ }
+ return read * 4;
+}
+
+static int xtrng_collect_random_data(struct xilinx_rng *rng, u8 *rand_gen_buf,
+ int no_of_random_bytes, bool wait)
+{
+ u8 randbuf[TRNG_SEC_STRENGTH_BYTES];
+ int byteleft, blocks, count = 0;
+ int ret;
+
+ byteleft = no_of_random_bytes & (TRNG_SEC_STRENGTH_BYTES - 1);
+ blocks = no_of_random_bytes >> TRNG_SEC_STRENGTH_SHIFT;
+ xtrng_readwrite32(rng->rng_base + TRNG_CTRL_OFFSET, TRNG_CTRL_PRNGSTART_MASK,
+ TRNG_CTRL_PRNGSTART_MASK);
+ if (blocks) {
+ ret = xtrng_readblock32(rng->rng_base, (__be32 *)rand_gen_buf, blocks, wait);
+ if (!ret)
+ return 0;
+ count += ret;
+ }
+
+ if (byteleft) {
+ ret = xtrng_readblock32(rng->rng_base, (__be32 *)randbuf, 1, wait);
+ if (!ret)
+ return count;
+ memcpy(rand_gen_buf + (blocks * TRNG_SEC_STRENGTH_BYTES), randbuf, byteleft);
+ count += byteleft;
+ }
+
+ xtrng_readwrite32(rng->rng_base + TRNG_CTRL_OFFSET,
+ TRNG_CTRL_PRNGMODE_MASK | TRNG_CTRL_PRNGSTART_MASK, 0U);
+
+ return count;
+}
+
+static void xtrng_write_multiple_registers(void __iomem *base_addr, u32 *values, size_t n)
+{
+ void __iomem *reg_addr;
+ size_t i;
+
+ /* Write seed value into EXTERNAL_SEED Registers in big endian format */
+ for (i = 0; i < n; i++) {
+ reg_addr = (base_addr + ((n - 1 - i) * TRNG_BYTES_PER_REG));
+ iowrite32((u32 __force)(cpu_to_be32(values[i])), reg_addr);
+ }
+}
+
+static void xtrng_enable_entropy(struct xilinx_rng *rng)
+{
+ iowrite32(TRNG_OSC_EN_VAL_MASK, rng->rng_base + TRNG_OSC_EN_OFFSET);
+ xtrng_softreset(rng);
+ iowrite32(TRNG_CTRL_EUMODE_MASK | TRNG_CTRL_TRSSEN_MASK, rng->rng_base + TRNG_CTRL_OFFSET);
+}
+
+static int xtrng_reseed_internal(struct xilinx_rng *rng)
+{
+ u8 entropy[TRNG_ENTROPY_SEED_LEN_BYTES];
+ struct drbg_string data;
+ LIST_HEAD(seedlist);
+ u32 val;
+ int ret;
+
+ drbg_string_fill(&data, entropy, TRNG_SEED_LEN_BYTES);
+ list_add_tail(&data.list, &seedlist);
+ memset(entropy, 0, sizeof(entropy));
+ xtrng_enable_entropy(rng);
+
+ /* collect random data to use it as entropy (input for DF) */
+ ret = xtrng_collect_random_data(rng, entropy, TRNG_SEED_LEN_BYTES, true);
+ if (ret != TRNG_SEED_LEN_BYTES)
+ return -EINVAL;
+ ret = crypto_drbg_ctr_df(rng->aesctx, rng->scratchpadbuf,
+ TRNG_SEED_LEN_BYTES, &seedlist, AES_BLOCK_SIZE,
+ TRNG_SEED_LEN_BYTES);
+ if (ret)
+ return ret;
+
+ xtrng_write_multiple_registers(rng->rng_base + TRNG_EXT_SEED_OFFSET,
+ (u32 *)rng->scratchpadbuf, TRNG_NUM_INIT_REGS);
+ /* select reseed operation */
+ iowrite32(TRNG_CTRL_PRNGXS_MASK, rng->rng_base + TRNG_CTRL_OFFSET);
+
+ /* Start the reseed operation with above configuration and wait for STATUS.Done bit to be
+ * set. Monitor STATUS.CERTF bit, if set indicates SP800-90B entropy health test has failed.
+ */
+ xtrng_readwrite32(rng->rng_base + TRNG_CTRL_OFFSET, TRNG_CTRL_PRNGSTART_MASK,
+ TRNG_CTRL_PRNGSTART_MASK);
+
+ ret = readl_poll_timeout(rng->rng_base + TRNG_STATUS_OFFSET, val,
+ (val & TRNG_STATUS_DONE_MASK) == TRNG_STATUS_DONE_MASK,
+ 1U, 15000U);
+ if (ret)
+ return ret;
+
+ xtrng_readwrite32(rng->rng_base + TRNG_CTRL_OFFSET, TRNG_CTRL_PRNGSTART_MASK, 0U);
+
+ return 0;
+}
+
+static int xtrng_random_bytes_generate(struct xilinx_rng *rng, u8 *rand_buf_ptr,
+ u32 rand_buf_size, int wait)
+{
+ int nbytes;
+ int ret;
+
+ xtrng_readwrite32(rng->rng_base + TRNG_CTRL_OFFSET,
+ TRNG_CTRL_PRNGMODE_MASK | TRNG_CTRL_PRNGXS_MASK,
+ TRNG_CTRL_PRNGMODE_MASK | TRNG_CTRL_PRNGXS_MASK);
+ nbytes = xtrng_collect_random_data(rng, rand_buf_ptr, rand_buf_size, wait);
+
+ ret = xtrng_reseed_internal(rng);
+ if (ret) {
+ dev_err(rng->dev, "Re-seed fail\n");
+ return ret;
+ }
+
+ return nbytes;
+}
+
+static int xtrng_trng_generate(struct crypto_rng *tfm, const u8 *src, u32 slen,
+ u8 *dst, u32 dlen)
+{
+ struct xilinx_rng_ctx *ctx = crypto_rng_ctx(tfm);
+ int ret;
+
+ mutex_lock(&ctx->rng->lock);
+ ret = xtrng_random_bytes_generate(ctx->rng, dst, dlen, true);
+ mutex_unlock(&ctx->rng->lock);
+
+ return ret < 0 ? ret : 0;
+}
+
+static int xtrng_trng_seed(struct crypto_rng *tfm, const u8 *seed, unsigned int slen)
+{
+ return 0;
+}
+
+static int xtrng_trng_init(struct crypto_tfm *rtfm)
+{
+ struct xilinx_rng_ctx *ctx = crypto_tfm_ctx(rtfm);
+
+ ctx->rng = xilinx_rng_dev;
+
+ return 0;
+}
+
+static struct rng_alg xtrng_trng_alg = {
+ .generate = xtrng_trng_generate,
+ .seed = xtrng_trng_seed,
+ .seedsize = 0,
+ .base = {
+ .cra_name = "stdrng",
+ .cra_driver_name = "xilinx-trng",
+ .cra_priority = 300,
+ .cra_ctxsize = sizeof(struct xilinx_rng_ctx),
+ .cra_module = THIS_MODULE,
+ .cra_init = xtrng_trng_init,
+ },
+};
+
+static int xtrng_hwrng_trng_read(struct hwrng *hwrng, void *data, size_t max, bool wait)
+{
+ u8 buf[TRNG_SEC_STRENGTH_BYTES];
+ struct xilinx_rng *rng;
+ int ret = -EINVAL, i = 0;
+
+ rng = container_of(hwrng, struct xilinx_rng, trng);
+ /* Return in case wait not set and lock not available. */
+ if (!mutex_trylock(&rng->lock) && !wait)
+ return 0;
+ else if (!mutex_is_locked(&rng->lock) && wait)
+ mutex_lock(&rng->lock);
+
+ while (i < max) {
+ ret = xtrng_random_bytes_generate(rng, buf, TRNG_SEC_STRENGTH_BYTES, wait);
+ if (ret < 0)
+ break;
+
+ memcpy(data + i, buf, min_t(int, ret, (max - i)));
+ i += min_t(int, ret, (max - i));
+ }
+ mutex_unlock(&rng->lock);
+
+ return ret;
+}
+
+static int xtrng_hwrng_register(struct hwrng *trng)
+{
+ int ret;
+
+ trng->name = "Xilinx Versal Crypto Engine TRNG";
+ trng->read = xtrng_hwrng_trng_read;
+
+ ret = hwrng_register(trng);
+ if (ret)
+ pr_err("Fail to register the TRNG\n");
+
+ return ret;
+}
+
+static void xtrng_hwrng_unregister(struct hwrng *trng)
+{
+ hwrng_unregister(trng);
+}
+
+static int xtrng_probe(struct platform_device *pdev)
+{
+ struct xilinx_rng *rng;
+ size_t sb_size;
+ int ret;
+
+ rng = devm_kzalloc(&pdev->dev, sizeof(*rng), GFP_KERNEL);
+ if (!rng)
+ return -ENOMEM;
+
+ rng->dev = &pdev->dev;
+ rng->rng_base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(rng->rng_base)) {
+ dev_err(&pdev->dev, "Failed to map resource %pe\n", rng->rng_base);
+ return PTR_ERR(rng->rng_base);
+ }
+
+ rng->aesctx = devm_kzalloc(&pdev->dev, sizeof(*rng->aesctx), GFP_KERNEL);
+ if (!rng->aesctx)
+ return -ENOMEM;
+
+ sb_size = crypto_drbg_ctr_df_datalen(TRNG_SEED_LEN_BYTES, AES_BLOCK_SIZE);
+ rng->scratchpadbuf = devm_kzalloc(&pdev->dev, sb_size, GFP_KERNEL);
+ if (!rng->scratchpadbuf) {
+ ret = -ENOMEM;
+ goto end;
+ }
+
+ xtrng_trng_reset(rng->rng_base);
+ ret = xtrng_reseed_internal(rng);
+ if (ret) {
+ dev_err(&pdev->dev, "TRNG Seed fail\n");
+ goto end;
+ }
+
+ xilinx_rng_dev = rng;
+ mutex_init(&rng->lock);
+ ret = crypto_register_rng(&xtrng_trng_alg);
+ if (ret) {
+ dev_err(&pdev->dev, "Crypto Random device registration failed: %d\n", ret);
+ goto end;
+ }
+
+ ret = xtrng_hwrng_register(&rng->trng);
+ if (ret) {
+ dev_err(&pdev->dev, "HWRNG device registration failed: %d\n", ret);
+ goto crypto_rng_free;
+ }
+ platform_set_drvdata(pdev, rng);
+
+ return 0;
+
+crypto_rng_free:
+ crypto_unregister_rng(&xtrng_trng_alg);
+
+end:
+ return ret;
+}
+
+static void xtrng_remove(struct platform_device *pdev)
+{
+ struct xilinx_rng *rng;
+ u32 zero[TRNG_NUM_INIT_REGS] = { };
+
+ rng = platform_get_drvdata(pdev);
+ xtrng_hwrng_unregister(&rng->trng);
+ crypto_unregister_rng(&xtrng_trng_alg);
+ xtrng_write_multiple_registers(rng->rng_base + TRNG_EXT_SEED_OFFSET, zero,
+ TRNG_NUM_INIT_REGS);
+ xtrng_write_multiple_registers(rng->rng_base + TRNG_PER_STRNG_OFFSET, zero,
+ TRNG_NUM_INIT_REGS);
+ xtrng_hold_reset(rng->rng_base);
+ xilinx_rng_dev = NULL;
+}
+
+static const struct of_device_id xtrng_of_match[] = {
+ { .compatible = "xlnx,versal-trng", },
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, xtrng_of_match);
+
+static struct platform_driver xtrng_driver = {
+ .driver = {
+ .name = "xlnx,versal-trng",
+ .of_match_table = xtrng_of_match,
+ },
+ .probe = xtrng_probe,
+ .remove = xtrng_remove,
+};
+
+module_platform_driver(xtrng_driver);
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Harsh Jain <h.jain@amd.com>");
+MODULE_AUTHOR("Mounika Botcha <mounika.botcha@amd.com>");
+MODULE_DESCRIPTION("True Random Number Generator Driver");
diff --git a/drivers/cxl/acpi.c b/drivers/cxl/acpi.c
index 712624cba2b6..77ac940e3013 100644
--- a/drivers/cxl/acpi.c
+++ b/drivers/cxl/acpi.c
@@ -11,38 +11,52 @@
#include "cxlpci.h"
#include "cxl.h"
-struct cxl_cxims_data {
- int nr_maps;
- u64 xormaps[] __counted_by(nr_maps);
-};
-
static const guid_t acpi_cxl_qtg_id_guid =
GUID_INIT(0xF365F9A6, 0xA7DE, 0x4071,
0xA6, 0x6A, 0xB4, 0x0C, 0x0B, 0x4F, 0x8E, 0x52);
+#define HBIW_TO_NR_MAPS_SIZE (CXL_DECODER_MAX_INTERLEAVE + 1)
+static const int hbiw_to_nr_maps[HBIW_TO_NR_MAPS_SIZE] = {
+ [1] = 0, [2] = 1, [3] = 0, [4] = 2, [6] = 1, [8] = 3, [12] = 2, [16] = 4
+};
+
+static const int valid_hbiw[] = { 1, 2, 3, 4, 6, 8, 12, 16 };
-static u64 cxl_xor_hpa_to_spa(struct cxl_root_decoder *cxlrd, u64 hpa)
+u64 cxl_do_xormap_calc(struct cxl_cxims_data *cximsd, u64 addr, int hbiw)
{
- struct cxl_cxims_data *cximsd = cxlrd->platform_data;
- int hbiw = cxlrd->cxlsd.nr_targets;
+ int nr_maps_to_apply = -1;
u64 val;
int pos;
- /* No xormaps for host bridge interleave ways of 1 or 3 */
- if (hbiw == 1 || hbiw == 3)
- return hpa;
+ /*
+ * Strictly validate hbiw since this function is used for testing and
+ * that nullifies any expectation of trusted parameters from the CXL
+ * Region Driver.
+ */
+ for (int i = 0; i < ARRAY_SIZE(valid_hbiw); i++) {
+ if (valid_hbiw[i] == hbiw) {
+ nr_maps_to_apply = hbiw_to_nr_maps[hbiw];
+ break;
+ }
+ }
+ if (nr_maps_to_apply == -1 || nr_maps_to_apply > cximsd->nr_maps)
+ return ULLONG_MAX;
/*
- * For root decoders using xormaps (hbiw: 2,4,6,8,12,16) restore
- * the position bit to its value before the xormap was applied at
- * HPA->DPA translation.
+ * In regions using XOR interleave arithmetic the CXL HPA may not
+ * be the same as the SPA. This helper performs the SPA->CXL HPA
+ * or the CXL HPA->SPA translation. Since XOR is self-inverting,
+ * so is this function.
+ *
+ * For root decoders using xormaps (hbiw: 2,4,6,8,12,16) applying the
+ * xormaps will toggle a position bit.
*
* pos is the lowest set bit in an XORMAP
- * val is the XORALLBITS(HPA & XORMAP)
+ * val is the XORALLBITS(addr & XORMAP)
*
* XORALLBITS: The CXL spec (3.1 Table 9-22) defines XORALLBITS
* as an operation that outputs a single bit by XORing all the
- * bits in the input (hpa & xormap). Implement XORALLBITS using
+ * bits in the input (addr & xormap). Implement XORALLBITS using
* hweight64(). If the hamming weight is even the XOR of those
* bits results in val==0, if odd the XOR result is val==1.
*/
@@ -51,11 +65,19 @@ static u64 cxl_xor_hpa_to_spa(struct cxl_root_decoder *cxlrd, u64 hpa)
if (!cximsd->xormaps[i])
continue;
pos = __ffs(cximsd->xormaps[i]);
- val = (hweight64(hpa & cximsd->xormaps[i]) & 1);
- hpa = (hpa & ~(1ULL << pos)) | (val << pos);
+ val = (hweight64(addr & cximsd->xormaps[i]) & 1);
+ addr = (addr & ~(1ULL << pos)) | (val << pos);
}
- return hpa;
+ return addr;
+}
+EXPORT_SYMBOL_FOR_MODULES(cxl_do_xormap_calc, "cxl_translate");
+
+static u64 cxl_apply_xor_maps(struct cxl_root_decoder *cxlrd, u64 addr)
+{
+ struct cxl_cxims_data *cximsd = cxlrd->platform_data;
+
+ return cxl_do_xormap_calc(cximsd, addr, cxlrd->cxlsd.nr_targets);
}
struct cxl_cxims_context {
@@ -113,9 +135,9 @@ static unsigned long cfmws_to_decoder_flags(int restrictions)
{
unsigned long flags = CXL_DECODER_F_ENABLE;
- if (restrictions & ACPI_CEDT_CFMWS_RESTRICT_TYPE2)
+ if (restrictions & ACPI_CEDT_CFMWS_RESTRICT_DEVMEM)
flags |= CXL_DECODER_F_TYPE2;
- if (restrictions & ACPI_CEDT_CFMWS_RESTRICT_TYPE3)
+ if (restrictions & ACPI_CEDT_CFMWS_RESTRICT_HOSTONLYMEM)
flags |= CXL_DECODER_F_TYPE3;
if (restrictions & ACPI_CEDT_CFMWS_RESTRICT_VOLATILE)
flags |= CXL_DECODER_F_RAM;
@@ -345,12 +367,12 @@ static int cxl_acpi_set_cache_size(struct cxl_root_decoder *cxlrd)
struct resource res;
int nid, rc;
- res = DEFINE_RES(start, size, 0);
+ res = DEFINE_RES_MEM(start, size);
nid = phys_to_target_node(start);
rc = hmat_get_extended_linear_cache_size(&res, nid, &cache_size);
if (rc)
- return rc;
+ return 0;
/*
* The cache range is expected to be within the CFMWS.
@@ -375,21 +397,18 @@ static void cxl_setup_extended_linear_cache(struct cxl_root_decoder *cxlrd)
int rc;
rc = cxl_acpi_set_cache_size(cxlrd);
- if (!rc)
- return;
-
- if (rc != -EOPNOTSUPP) {
+ if (rc) {
/*
- * Failing to support extended linear cache region resize does not
+ * Failing to retrieve extended linear cache region resize does not
* prevent the region from functioning. Only causes cxl list showing
* incorrect region size.
*/
dev_warn(cxlrd->cxlsd.cxld.dev.parent,
- "Extended linear cache calculation failed rc:%d\n", rc);
- }
+ "Extended linear cache retrieval failed rc:%d\n", rc);
- /* Ignoring return code */
- cxlrd->cache_size = 0;
+ /* Ignoring return code */
+ cxlrd->cache_size = 0;
+ }
}
DEFINE_FREE(put_cxlrd, struct cxl_root_decoder *,
@@ -398,7 +417,6 @@ DEFINE_FREE(del_cxl_resource, struct resource *, if (_T) del_cxl_resource(_T))
static int __cxl_parse_cfmws(struct acpi_cedt_cfmws *cfmws,
struct cxl_cfmws_context *ctx)
{
- int target_map[CXL_DECODER_MAX_INTERLEAVE];
struct cxl_port *root_port = ctx->root_port;
struct cxl_cxims_context cxims_ctx;
struct device *dev = ctx->dev;
@@ -416,8 +434,6 @@ static int __cxl_parse_cfmws(struct acpi_cedt_cfmws *cfmws,
rc = eig_to_granularity(cfmws->granularity, &ig);
if (rc)
return rc;
- for (i = 0; i < ways; i++)
- target_map[i] = cfmws->interleave_targets[i];
struct resource *res __free(del_cxl_resource) = alloc_cxl_resource(
cfmws->base_hpa, cfmws->window_size, ctx->id++);
@@ -443,6 +459,8 @@ static int __cxl_parse_cfmws(struct acpi_cedt_cfmws *cfmws,
.end = cfmws->base_hpa + cfmws->window_size - 1,
};
cxld->interleave_ways = ways;
+ for (i = 0; i < ways; i++)
+ cxld->target_map[i] = cfmws->interleave_targets[i];
/*
* Minimize the x1 granularity to advertise support for any
* valid region granularity
@@ -451,8 +469,6 @@ static int __cxl_parse_cfmws(struct acpi_cedt_cfmws *cfmws,
ig = CXL_DECODER_MIN_GRANULARITY;
cxld->interleave_granularity = ig;
- cxl_setup_extended_linear_cache(cxlrd);
-
if (cfmws->interleave_arithmetic == ACPI_CEDT_CFMWS_ARITHMETIC_XOR) {
if (ways != 1 && ways != 3) {
cxims_ctx = (struct cxl_cxims_context) {
@@ -468,14 +484,15 @@ static int __cxl_parse_cfmws(struct acpi_cedt_cfmws *cfmws,
return -EINVAL;
}
}
+ cxlrd->ops.hpa_to_spa = cxl_apply_xor_maps;
+ cxlrd->ops.spa_to_hpa = cxl_apply_xor_maps;
}
- cxlrd->qos_class = cfmws->qtg_id;
+ cxl_setup_extended_linear_cache(cxlrd);
- if (cfmws->interleave_arithmetic == ACPI_CEDT_CFMWS_ARITHMETIC_XOR)
- cxlrd->hpa_to_spa = cxl_xor_hpa_to_spa;
+ cxlrd->qos_class = cfmws->qtg_id;
- rc = cxl_decoder_add(cxld, target_map);
+ rc = cxl_decoder_add(cxld);
if (rc)
return rc;
diff --git a/drivers/cxl/core/cdat.c b/drivers/cxl/core/cdat.c
index c0af645425f4..7120b5f2e31f 100644
--- a/drivers/cxl/core/cdat.c
+++ b/drivers/cxl/core/cdat.c
@@ -338,7 +338,7 @@ static int match_cxlrd_hb(struct device *dev, void *data)
guard(rwsem_read)(&cxl_rwsem.region);
for (int i = 0; i < cxlsd->nr_targets; i++) {
- if (host_bridge == cxlsd->target[i]->dport_dev)
+ if (cxlsd->target[i] && host_bridge == cxlsd->target[i]->dport_dev)
return 1;
}
@@ -440,8 +440,8 @@ static int cdat_sslbis_handler(union acpi_subtable_headers *header, void *arg,
} *tbl = (struct acpi_cdat_sslbis_table *)header;
int size = sizeof(header->cdat) + sizeof(tbl->sslbis_header);
struct acpi_cdat_sslbis *sslbis;
- struct cxl_port *port = arg;
- struct device *dev = &port->dev;
+ struct cxl_dport *dport = arg;
+ struct device *dev = &dport->port->dev;
int remain, entries, i;
u16 len;
@@ -467,8 +467,6 @@ static int cdat_sslbis_handler(union acpi_subtable_headers *header, void *arg,
u16 y = le16_to_cpu((__force __le16)tbl->entries[i].porty_id);
__le64 le_base;
__le16 le_val;
- struct cxl_dport *dport;
- unsigned long index;
u16 dsp_id;
u64 val;
@@ -499,28 +497,27 @@ static int cdat_sslbis_handler(union acpi_subtable_headers *header, void *arg,
val = cdat_normalize(le16_to_cpu(le_val), le64_to_cpu(le_base),
sslbis->data_type);
- xa_for_each(&port->dports, index, dport) {
- if (dsp_id == ACPI_CDAT_SSLBIS_ANY_PORT ||
- dsp_id == dport->port_id) {
- cxl_access_coordinate_set(dport->coord,
- sslbis->data_type,
- val);
- }
+ if (dsp_id == ACPI_CDAT_SSLBIS_ANY_PORT ||
+ dsp_id == dport->port_id) {
+ cxl_access_coordinate_set(dport->coord,
+ sslbis->data_type, val);
+ return 0;
}
}
return 0;
}
-void cxl_switch_parse_cdat(struct cxl_port *port)
+void cxl_switch_parse_cdat(struct cxl_dport *dport)
{
+ struct cxl_port *port = dport->port;
int rc;
if (!port->cdat.table)
return;
rc = cdat_table_parse(ACPI_CDAT_TYPE_SSLBIS, cdat_sslbis_handler,
- port, port->cdat.table, port->cdat.length);
+ dport, port->cdat.table, port->cdat.length);
rc = cdat_table_parse_output(rc);
if (rc)
dev_dbg(&port->dev, "Failed to parse SSLBIS: %d\n", rc);
@@ -829,7 +826,7 @@ static struct xarray *cxl_switch_gather_bandwidth(struct cxl_region *cxlr,
cxl_coordinates_combine(coords, coords, ctx->coord);
/*
- * Take the min of the calculated bandwdith and the upstream
+ * Take the min of the calculated bandwidth and the upstream
* switch SSLBIS bandwidth if there's a parent switch
*/
if (!is_root)
@@ -952,7 +949,7 @@ static struct xarray *cxl_hb_gather_bandwidth(struct xarray *xa)
/**
* cxl_region_update_bandwidth - Update the bandwidth access coordinates of a region
* @cxlr: The region being operated on
- * @input_xa: xarray holds cxl_perf_ctx wht calculated bandwidth per ACPI0017 instance
+ * @input_xa: xarray holds cxl_perf_ctx with calculated bandwidth per ACPI0017 instance
*/
static void cxl_region_update_bandwidth(struct cxl_region *cxlr,
struct xarray *input_xa)
@@ -1075,14 +1072,3 @@ void cxl_region_perf_data_calculate(struct cxl_region *cxlr,
cxlr->coord[i].write_bandwidth += perf->coord[i].write_bandwidth;
}
}
-
-int cxl_update_hmat_access_coordinates(int nid, struct cxl_region *cxlr,
- enum access_coordinate_class access)
-{
- return hmat_update_target_coordinates(nid, &cxlr->coord[access], access);
-}
-
-bool cxl_need_node_perf_attrs_update(int nid)
-{
- return !acpi_node_backed_by_real_pxm(nid);
-}
diff --git a/drivers/cxl/core/core.h b/drivers/cxl/core/core.h
index 2669f251d677..1fb66132b777 100644
--- a/drivers/cxl/core/core.h
+++ b/drivers/cxl/core/core.h
@@ -135,11 +135,12 @@ enum cxl_poison_trace_type {
CXL_POISON_TRACE_CLEAR,
};
+enum poison_cmd_enabled_bits;
+bool cxl_memdev_has_poison_cmd(struct cxl_memdev *cxlmd,
+ enum poison_cmd_enabled_bits cmd);
+
long cxl_pci_get_latency(struct pci_dev *pdev);
int cxl_pci_get_bandwidth(struct pci_dev *pdev, struct access_coordinate *c);
-int cxl_update_hmat_access_coordinates(int nid, struct cxl_region *cxlr,
- enum access_coordinate_class access);
-bool cxl_need_node_perf_attrs_update(int nid);
int cxl_port_get_switch_dport_bandwidth(struct cxl_port *port,
struct access_coordinate *c);
@@ -147,6 +148,11 @@ int cxl_ras_init(void);
void cxl_ras_exit(void);
int cxl_gpf_port_setup(struct cxl_dport *dport);
+struct cxl_hdm;
+int cxl_hdm_decode_init(struct cxl_dev_state *cxlds, struct cxl_hdm *cxlhdm,
+ struct cxl_endpoint_dvsec_info *info);
+int cxl_port_get_possible_dports(struct cxl_port *port);
+
#ifdef CONFIG_CXL_FEATURES
struct cxl_feat_entry *
cxl_feature_info(struct cxl_features_state *cxlfs, const uuid_t *uuid);
diff --git a/drivers/cxl/core/features.c b/drivers/cxl/core/features.c
index 7c750599ea69..4bc484b46f43 100644
--- a/drivers/cxl/core/features.c
+++ b/drivers/cxl/core/features.c
@@ -371,6 +371,9 @@ cxl_feature_info(struct cxl_features_state *cxlfs,
{
struct cxl_feat_entry *feat;
+ if (!cxlfs || !cxlfs->entries)
+ return ERR_PTR(-EOPNOTSUPP);
+
for (int i = 0; i < cxlfs->entries->num_features; i++) {
feat = &cxlfs->entries->ent[i];
if (uuid_equal(uuid, &feat->uuid))
diff --git a/drivers/cxl/core/hdm.c b/drivers/cxl/core/hdm.c
index e9e1d555cec6..1c5d2022c87a 100644
--- a/drivers/cxl/core/hdm.c
+++ b/drivers/cxl/core/hdm.c
@@ -21,12 +21,11 @@ struct cxl_rwsem cxl_rwsem = {
.dpa = __RWSEM_INITIALIZER(cxl_rwsem.dpa),
};
-static int add_hdm_decoder(struct cxl_port *port, struct cxl_decoder *cxld,
- int *target_map)
+static int add_hdm_decoder(struct cxl_port *port, struct cxl_decoder *cxld)
{
int rc;
- rc = cxl_decoder_add_locked(cxld, target_map);
+ rc = cxl_decoder_add_locked(cxld);
if (rc) {
put_device(&cxld->dev);
dev_err(&port->dev, "Failed to add decoder\n");
@@ -50,12 +49,9 @@ static int add_hdm_decoder(struct cxl_port *port, struct cxl_decoder *cxld,
* are claimed and passed to the single dport. Disable the range until the first
* CXL region is enumerated / activated.
*/
-int devm_cxl_add_passthrough_decoder(struct cxl_port *port)
+static int devm_cxl_add_passthrough_decoder(struct cxl_port *port)
{
struct cxl_switch_decoder *cxlsd;
- struct cxl_dport *dport = NULL;
- int single_port_map[1];
- unsigned long index;
struct cxl_hdm *cxlhdm = dev_get_drvdata(&port->dev);
/*
@@ -71,13 +67,8 @@ int devm_cxl_add_passthrough_decoder(struct cxl_port *port)
device_lock_assert(&port->dev);
- xa_for_each(&port->dports, index, dport)
- break;
- single_port_map[0] = dport->port_id;
-
- return add_hdm_decoder(port, &cxlsd->cxld, single_port_map);
+ return add_hdm_decoder(port, &cxlsd->cxld);
}
-EXPORT_SYMBOL_NS_GPL(devm_cxl_add_passthrough_decoder, "CXL");
static void parse_hdm_decoder_caps(struct cxl_hdm *cxlhdm)
{
@@ -147,8 +138,8 @@ static bool should_emulate_decoders(struct cxl_endpoint_dvsec_info *info)
* @port: cxl_port to map
* @info: cached DVSEC range register info
*/
-struct cxl_hdm *devm_cxl_setup_hdm(struct cxl_port *port,
- struct cxl_endpoint_dvsec_info *info)
+static struct cxl_hdm *devm_cxl_setup_hdm(struct cxl_port *port,
+ struct cxl_endpoint_dvsec_info *info)
{
struct cxl_register_map *reg_map = &port->reg_map;
struct device *dev = &port->dev;
@@ -197,13 +188,12 @@ struct cxl_hdm *devm_cxl_setup_hdm(struct cxl_port *port,
*/
if (should_emulate_decoders(info)) {
dev_dbg(dev, "Fallback map %d range register%s\n", info->ranges,
- info->ranges > 1 ? "s" : "");
+ str_plural(info->ranges));
cxlhdm->decoder_count = info->ranges;
}
return cxlhdm;
}
-EXPORT_SYMBOL_NS_GPL(devm_cxl_setup_hdm, "CXL");
static void __cxl_dpa_debug(struct seq_file *file, struct resource *r, int depth)
{
@@ -915,6 +905,9 @@ static void cxl_decoder_reset(struct cxl_decoder *cxld)
if ((cxld->flags & CXL_DECODER_F_ENABLE) == 0)
return;
+ if (test_bit(CXL_DECODER_F_LOCK, &cxld->flags))
+ return;
+
if (port->commit_end == id)
cxl_port_commit_reap(cxld);
else
@@ -984,7 +977,7 @@ static int cxl_setup_hdm_decoder_from_dvsec(
}
static int init_hdm_decoder(struct cxl_port *port, struct cxl_decoder *cxld,
- int *target_map, void __iomem *hdm, int which,
+ void __iomem *hdm, int which,
u64 *dpa_base, struct cxl_endpoint_dvsec_info *info)
{
struct cxl_endpoint_decoder *cxled = NULL;
@@ -1103,7 +1096,7 @@ static int init_hdm_decoder(struct cxl_port *port, struct cxl_decoder *cxld,
hi = readl(hdm + CXL_HDM_DECODER0_TL_HIGH(which));
target_list.value = (hi << 32) + lo;
for (i = 0; i < cxld->interleave_ways; i++)
- target_map[i] = target_list.target_id[i];
+ cxld->target_map[i] = target_list.target_id[i];
return 0;
}
@@ -1168,8 +1161,8 @@ static void cxl_settle_decoders(struct cxl_hdm *cxlhdm)
* @cxlhdm: Structure to populate with HDM capabilities
* @info: cached DVSEC range register info
*/
-int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm,
- struct cxl_endpoint_dvsec_info *info)
+static int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm,
+ struct cxl_endpoint_dvsec_info *info)
{
void __iomem *hdm = cxlhdm->regs.hdm_decoder;
struct cxl_port *port = cxlhdm->port;
@@ -1179,7 +1172,6 @@ int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm,
cxl_settle_decoders(cxlhdm);
for (i = 0; i < cxlhdm->decoder_count; i++) {
- int target_map[CXL_DECODER_MAX_INTERLEAVE] = { 0 };
int rc, target_count = cxlhdm->target_count;
struct cxl_decoder *cxld;
@@ -1207,8 +1199,7 @@ int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm,
cxld = &cxlsd->cxld;
}
- rc = init_hdm_decoder(port, cxld, target_map, hdm, i,
- &dpa_base, info);
+ rc = init_hdm_decoder(port, cxld, hdm, i, &dpa_base, info);
if (rc) {
dev_warn(&port->dev,
"Failed to initialize decoder%d.%d\n",
@@ -1216,7 +1207,7 @@ int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm,
put_device(&cxld->dev);
return rc;
}
- rc = add_hdm_decoder(port, cxld, target_map);
+ rc = add_hdm_decoder(port, cxld);
if (rc) {
dev_warn(&port->dev,
"Failed to add decoder%d.%d\n", port->id, i);
@@ -1226,4 +1217,71 @@ int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm,
return 0;
}
-EXPORT_SYMBOL_NS_GPL(devm_cxl_enumerate_decoders, "CXL");
+
+/**
+ * __devm_cxl_switch_port_decoders_setup - allocate and setup switch decoders
+ * @port: CXL port context
+ *
+ * Return 0 or -errno on error
+ */
+int __devm_cxl_switch_port_decoders_setup(struct cxl_port *port)
+{
+ struct cxl_hdm *cxlhdm;
+
+ if (is_cxl_root(port) || is_cxl_endpoint(port))
+ return -EOPNOTSUPP;
+
+ cxlhdm = devm_cxl_setup_hdm(port, NULL);
+ if (!IS_ERR(cxlhdm))
+ return devm_cxl_enumerate_decoders(cxlhdm, NULL);
+
+ if (PTR_ERR(cxlhdm) != -ENODEV) {
+ dev_err(&port->dev, "Failed to map HDM decoder capability\n");
+ return PTR_ERR(cxlhdm);
+ }
+
+ if (cxl_port_get_possible_dports(port) == 1) {
+ dev_dbg(&port->dev, "Fallback to passthrough decoder\n");
+ return devm_cxl_add_passthrough_decoder(port);
+ }
+
+ dev_err(&port->dev, "HDM decoder capability not found\n");
+ return -ENXIO;
+}
+EXPORT_SYMBOL_NS_GPL(__devm_cxl_switch_port_decoders_setup, "CXL");
+
+/**
+ * devm_cxl_endpoint_decoders_setup - allocate and setup endpoint decoders
+ * @port: CXL port context
+ *
+ * Return 0 or -errno on error
+ */
+int devm_cxl_endpoint_decoders_setup(struct cxl_port *port)
+{
+ struct cxl_memdev *cxlmd = to_cxl_memdev(port->uport_dev);
+ struct cxl_endpoint_dvsec_info info = { .port = port };
+ struct cxl_dev_state *cxlds = cxlmd->cxlds;
+ struct cxl_hdm *cxlhdm;
+ int rc;
+
+ if (!is_cxl_endpoint(port))
+ return -EOPNOTSUPP;
+
+ rc = cxl_dvsec_rr_decode(cxlds, &info);
+ if (rc < 0)
+ return rc;
+
+ cxlhdm = devm_cxl_setup_hdm(port, &info);
+ if (IS_ERR(cxlhdm)) {
+ if (PTR_ERR(cxlhdm) == -ENODEV)
+ dev_err(&port->dev, "HDM decoder registers not found\n");
+ return PTR_ERR(cxlhdm);
+ }
+
+ rc = cxl_hdm_decode_init(cxlds, cxlhdm, &info);
+ if (rc)
+ return rc;
+
+ return devm_cxl_enumerate_decoders(cxlhdm, &info);
+}
+EXPORT_SYMBOL_NS_GPL(devm_cxl_endpoint_decoders_setup, "CXL");
diff --git a/drivers/cxl/core/memdev.c b/drivers/cxl/core/memdev.c
index c569e00a511f..e370d733e440 100644
--- a/drivers/cxl/core/memdev.c
+++ b/drivers/cxl/core/memdev.c
@@ -200,6 +200,14 @@ static ssize_t security_erase_store(struct device *dev,
static struct device_attribute dev_attr_security_erase =
__ATTR(erase, 0200, NULL, security_erase_store);
+bool cxl_memdev_has_poison_cmd(struct cxl_memdev *cxlmd,
+ enum poison_cmd_enabled_bits cmd)
+{
+ struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlmd->cxlds);
+
+ return test_bit(cmd, mds->poison.enabled_cmds);
+}
+
static int cxl_get_poison_by_memdev(struct cxl_memdev *cxlmd)
{
struct cxl_dev_state *cxlds = cxlmd->cxlds;
@@ -276,7 +284,7 @@ static int cxl_validate_poison_dpa(struct cxl_memdev *cxlmd, u64 dpa)
return 0;
}
-int cxl_inject_poison(struct cxl_memdev *cxlmd, u64 dpa)
+int cxl_inject_poison_locked(struct cxl_memdev *cxlmd, u64 dpa)
{
struct cxl_mailbox *cxl_mbox = &cxlmd->cxlds->cxl_mbox;
struct cxl_mbox_inject_poison inject;
@@ -288,13 +296,8 @@ int cxl_inject_poison(struct cxl_memdev *cxlmd, u64 dpa)
if (!IS_ENABLED(CONFIG_DEBUG_FS))
return 0;
- ACQUIRE(rwsem_read_intr, region_rwsem)(&cxl_rwsem.region);
- if ((rc = ACQUIRE_ERR(rwsem_read_intr, &region_rwsem)))
- return rc;
-
- ACQUIRE(rwsem_read_intr, dpa_rwsem)(&cxl_rwsem.dpa);
- if ((rc = ACQUIRE_ERR(rwsem_read_intr, &dpa_rwsem)))
- return rc;
+ lockdep_assert_held(&cxl_rwsem.dpa);
+ lockdep_assert_held(&cxl_rwsem.region);
rc = cxl_validate_poison_dpa(cxlmd, dpa);
if (rc)
@@ -324,9 +327,24 @@ int cxl_inject_poison(struct cxl_memdev *cxlmd, u64 dpa)
return 0;
}
+
+int cxl_inject_poison(struct cxl_memdev *cxlmd, u64 dpa)
+{
+ int rc;
+
+ ACQUIRE(rwsem_read_intr, region_rwsem)(&cxl_rwsem.region);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &region_rwsem)))
+ return rc;
+
+ ACQUIRE(rwsem_read_intr, dpa_rwsem)(&cxl_rwsem.dpa);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &dpa_rwsem)))
+ return rc;
+
+ return cxl_inject_poison_locked(cxlmd, dpa);
+}
EXPORT_SYMBOL_NS_GPL(cxl_inject_poison, "CXL");
-int cxl_clear_poison(struct cxl_memdev *cxlmd, u64 dpa)
+int cxl_clear_poison_locked(struct cxl_memdev *cxlmd, u64 dpa)
{
struct cxl_mailbox *cxl_mbox = &cxlmd->cxlds->cxl_mbox;
struct cxl_mbox_clear_poison clear;
@@ -338,13 +356,8 @@ int cxl_clear_poison(struct cxl_memdev *cxlmd, u64 dpa)
if (!IS_ENABLED(CONFIG_DEBUG_FS))
return 0;
- ACQUIRE(rwsem_read_intr, region_rwsem)(&cxl_rwsem.region);
- if ((rc = ACQUIRE_ERR(rwsem_read_intr, &region_rwsem)))
- return rc;
-
- ACQUIRE(rwsem_read_intr, dpa_rwsem)(&cxl_rwsem.dpa);
- if ((rc = ACQUIRE_ERR(rwsem_read_intr, &dpa_rwsem)))
- return rc;
+ lockdep_assert_held(&cxl_rwsem.dpa);
+ lockdep_assert_held(&cxl_rwsem.region);
rc = cxl_validate_poison_dpa(cxlmd, dpa);
if (rc)
@@ -383,6 +396,21 @@ int cxl_clear_poison(struct cxl_memdev *cxlmd, u64 dpa)
return 0;
}
+
+int cxl_clear_poison(struct cxl_memdev *cxlmd, u64 dpa)
+{
+ int rc;
+
+ ACQUIRE(rwsem_read_intr, region_rwsem)(&cxl_rwsem.region);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &region_rwsem)))
+ return rc;
+
+ ACQUIRE(rwsem_read_intr, dpa_rwsem)(&cxl_rwsem.dpa);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &dpa_rwsem)))
+ return rc;
+
+ return cxl_clear_poison_locked(cxlmd, dpa);
+}
EXPORT_SYMBOL_NS_GPL(cxl_clear_poison, "CXL");
static struct attribute *cxl_memdev_attributes[] = {
diff --git a/drivers/cxl/core/pci.c b/drivers/cxl/core/pci.c
index b50551601c2e..5b023a0178a4 100644
--- a/drivers/cxl/core/pci.c
+++ b/drivers/cxl/core/pci.c
@@ -24,84 +24,52 @@ static unsigned short media_ready_timeout = 60;
module_param(media_ready_timeout, ushort, 0644);
MODULE_PARM_DESC(media_ready_timeout, "seconds to wait for media ready");
-struct cxl_walk_context {
- struct pci_bus *bus;
- struct cxl_port *port;
+static int pci_get_port_num(struct pci_dev *pdev)
+{
+ u32 lnkcap;
int type;
- int error;
- int count;
-};
-static int match_add_dports(struct pci_dev *pdev, void *data)
-{
- struct cxl_walk_context *ctx = data;
- struct cxl_port *port = ctx->port;
- int type = pci_pcie_type(pdev);
- struct cxl_register_map map;
- struct cxl_dport *dport;
- u32 lnkcap, port_num;
- int rc;
+ type = pci_pcie_type(pdev);
+ if (type != PCI_EXP_TYPE_DOWNSTREAM && type != PCI_EXP_TYPE_ROOT_PORT)
+ return -EINVAL;
- if (pdev->bus != ctx->bus)
- return 0;
- if (!pci_is_pcie(pdev))
- return 0;
- if (type != ctx->type)
- return 0;
if (pci_read_config_dword(pdev, pci_pcie_cap(pdev) + PCI_EXP_LNKCAP,
&lnkcap))
- return 0;
-
- rc = cxl_find_regblock(pdev, CXL_REGLOC_RBI_COMPONENT, &map);
- if (rc)
- dev_dbg(&port->dev, "failed to find component registers\n");
-
- port_num = FIELD_GET(PCI_EXP_LNKCAP_PN, lnkcap);
- dport = devm_cxl_add_dport(port, &pdev->dev, port_num, map.resource);
- if (IS_ERR(dport)) {
- ctx->error = PTR_ERR(dport);
- return PTR_ERR(dport);
- }
- ctx->count++;
+ return -ENXIO;
- return 0;
+ return FIELD_GET(PCI_EXP_LNKCAP_PN, lnkcap);
}
/**
- * devm_cxl_port_enumerate_dports - enumerate downstream ports of the upstream port
- * @port: cxl_port whose ->uport_dev is the upstream of dports to be enumerated
+ * __devm_cxl_add_dport_by_dev - allocate a dport by dport device
+ * @port: cxl_port that hosts the dport
+ * @dport_dev: 'struct device' of the dport
*
- * Returns a positive number of dports enumerated or a negative error
- * code.
+ * Returns the allocated dport on success or ERR_PTR() of -errno on error
*/
-int devm_cxl_port_enumerate_dports(struct cxl_port *port)
+struct cxl_dport *__devm_cxl_add_dport_by_dev(struct cxl_port *port,
+ struct device *dport_dev)
{
- struct pci_bus *bus = cxl_port_to_pci_bus(port);
- struct cxl_walk_context ctx;
- int type;
+ struct cxl_register_map map;
+ struct pci_dev *pdev;
+ int port_num, rc;
- if (!bus)
- return -ENXIO;
+ if (!dev_is_pci(dport_dev))
+ return ERR_PTR(-EINVAL);
- if (pci_is_root_bus(bus))
- type = PCI_EXP_TYPE_ROOT_PORT;
- else
- type = PCI_EXP_TYPE_DOWNSTREAM;
+ pdev = to_pci_dev(dport_dev);
+ port_num = pci_get_port_num(pdev);
+ if (port_num < 0)
+ return ERR_PTR(port_num);
- ctx = (struct cxl_walk_context) {
- .port = port,
- .bus = bus,
- .type = type,
- };
- pci_walk_bus(bus, match_add_dports, &ctx);
+ rc = cxl_find_regblock(pdev, CXL_REGLOC_RBI_COMPONENT, &map);
+ if (rc)
+ return ERR_PTR(rc);
- if (ctx.count == 0)
- return -ENODEV;
- if (ctx.error)
- return ctx.error;
- return ctx.count;
+ device_lock_assert(&port->dev);
+ return devm_cxl_add_dport(port, dport_dev, port_num, map.resource);
}
-EXPORT_SYMBOL_NS_GPL(devm_cxl_port_enumerate_dports, "CXL");
+EXPORT_SYMBOL_NS_GPL(__devm_cxl_add_dport_by_dev, "CXL");
static int cxl_dvsec_mem_range_valid(struct cxl_dev_state *cxlds, int id)
{
@@ -1169,3 +1137,53 @@ int cxl_gpf_port_setup(struct cxl_dport *dport)
return 0;
}
+
+struct cxl_walk_context {
+ struct pci_bus *bus;
+ struct cxl_port *port;
+ int type;
+ int error;
+ int count;
+};
+
+static int count_dports(struct pci_dev *pdev, void *data)
+{
+ struct cxl_walk_context *ctx = data;
+ int type = pci_pcie_type(pdev);
+
+ if (pdev->bus != ctx->bus)
+ return 0;
+ if (!pci_is_pcie(pdev))
+ return 0;
+ if (type != ctx->type)
+ return 0;
+
+ ctx->count++;
+ return 0;
+}
+
+int cxl_port_get_possible_dports(struct cxl_port *port)
+{
+ struct pci_bus *bus = cxl_port_to_pci_bus(port);
+ struct cxl_walk_context ctx;
+ int type;
+
+ if (!bus) {
+ dev_err(&port->dev, "No PCI bus found for port %s\n",
+ dev_name(&port->dev));
+ return -ENXIO;
+ }
+
+ if (pci_is_root_bus(bus))
+ type = PCI_EXP_TYPE_ROOT_PORT;
+ else
+ type = PCI_EXP_TYPE_DOWNSTREAM;
+
+ ctx = (struct cxl_walk_context) {
+ .bus = bus,
+ .type = type,
+ };
+ pci_walk_bus(bus, count_dports, &ctx);
+
+ return ctx.count;
+}
diff --git a/drivers/cxl/core/port.c b/drivers/cxl/core/port.c
index 29197376b18e..fef3aa0c6680 100644
--- a/drivers/cxl/core/port.c
+++ b/drivers/cxl/core/port.c
@@ -33,6 +33,15 @@
static DEFINE_IDA(cxl_port_ida);
static DEFINE_XARRAY(cxl_root_buses);
+/*
+ * The terminal device in PCI is NULL and @platform_bus
+ * for platform devices (for cxl_test)
+ */
+static bool is_cxl_host_bridge(struct device *dev)
+{
+ return (!dev || dev == &platform_bus);
+}
+
int cxl_num_decoders_committed(struct cxl_port *port)
{
lockdep_assert_held(&cxl_rwsem.region);
@@ -740,6 +749,7 @@ static struct cxl_port *cxl_port_alloc(struct device *uport_dev,
xa_init(&port->dports);
xa_init(&port->endpoints);
xa_init(&port->regions);
+ port->component_reg_phys = CXL_RESOURCE_NONE;
device_initialize(dev);
lockdep_set_class_and_subclass(&dev->mutex, &cxl_port_key, port->depth);
@@ -858,9 +868,7 @@ static int cxl_port_add(struct cxl_port *port,
if (rc)
return rc;
- rc = cxl_port_setup_regs(port, component_reg_phys);
- if (rc)
- return rc;
+ port->component_reg_phys = component_reg_phys;
} else {
rc = dev_set_name(dev, "root%d", port->id);
if (rc)
@@ -1173,6 +1181,20 @@ __devm_cxl_add_dport(struct cxl_port *port, struct device *dport_dev,
if (rc)
return ERR_PTR(rc);
+ /*
+ * Setup port register if this is the first dport showed up. Having
+ * a dport also means that there is at least 1 active link.
+ */
+ if (port->nr_dports == 1 &&
+ port->component_reg_phys != CXL_RESOURCE_NONE) {
+ rc = cxl_port_setup_regs(port, port->component_reg_phys);
+ if (rc) {
+ xa_erase(&port->dports, (unsigned long)dport->dport_dev);
+ return ERR_PTR(rc);
+ }
+ port->component_reg_phys = CXL_RESOURCE_NONE;
+ }
+
get_device(dport_dev);
rc = devm_add_action_or_reset(host, cxl_dport_remove, dport);
if (rc)
@@ -1348,21 +1370,6 @@ static struct cxl_port *find_cxl_port(struct device *dport_dev,
return port;
}
-static struct cxl_port *find_cxl_port_at(struct cxl_port *parent_port,
- struct device *dport_dev,
- struct cxl_dport **dport)
-{
- struct cxl_find_port_ctx ctx = {
- .dport_dev = dport_dev,
- .parent_port = parent_port,
- .dport = dport,
- };
- struct cxl_port *port;
-
- port = __find_cxl_port(&ctx);
- return port;
-}
-
/*
* All users of grandparent() are using it to walk PCIe-like switch port
* hierarchy. A PCIe switch is comprised of a bridge device representing the
@@ -1423,7 +1430,7 @@ EXPORT_SYMBOL_NS_GPL(cxl_endpoint_autoremove, "CXL");
* through ->remove(). This "bottom-up" removal selectively removes individual
* child ports manually. This depends on devm_cxl_add_port() to not change is
* devm action registration order, and for dports to have already been
- * destroyed by reap_dports().
+ * destroyed by del_dports().
*/
static void delete_switch_port(struct cxl_port *port)
{
@@ -1432,18 +1439,24 @@ static void delete_switch_port(struct cxl_port *port)
devm_release_action(port->dev.parent, unregister_port, port);
}
-static void reap_dports(struct cxl_port *port)
+static void del_dport(struct cxl_dport *dport)
+{
+ struct cxl_port *port = dport->port;
+
+ devm_release_action(&port->dev, cxl_dport_unlink, dport);
+ devm_release_action(&port->dev, cxl_dport_remove, dport);
+ devm_kfree(&port->dev, dport);
+}
+
+static void del_dports(struct cxl_port *port)
{
struct cxl_dport *dport;
unsigned long index;
device_lock_assert(&port->dev);
- xa_for_each(&port->dports, index, dport) {
- devm_release_action(&port->dev, cxl_dport_unlink, dport);
- devm_release_action(&port->dev, cxl_dport_remove, dport);
- devm_kfree(&port->dev, dport);
- }
+ xa_for_each(&port->dports, index, dport)
+ del_dport(dport);
}
struct detach_ctx {
@@ -1501,7 +1514,7 @@ static void cxl_detach_ep(void *data)
*/
died = true;
port->dead = true;
- reap_dports(port);
+ del_dports(port);
}
device_unlock(&port->dev);
@@ -1532,16 +1545,157 @@ static resource_size_t find_component_registers(struct device *dev)
return map.resource;
}
+static int match_port_by_uport(struct device *dev, const void *data)
+{
+ const struct device *uport_dev = data;
+ struct cxl_port *port;
+
+ if (!is_cxl_port(dev))
+ return 0;
+
+ port = to_cxl_port(dev);
+ return uport_dev == port->uport_dev;
+}
+
+/*
+ * Function takes a device reference on the port device. Caller should do a
+ * put_device() when done.
+ */
+static struct cxl_port *find_cxl_port_by_uport(struct device *uport_dev)
+{
+ struct device *dev;
+
+ dev = bus_find_device(&cxl_bus_type, NULL, uport_dev, match_port_by_uport);
+ if (dev)
+ return to_cxl_port(dev);
+ return NULL;
+}
+
+static int update_decoder_targets(struct device *dev, void *data)
+{
+ struct cxl_dport *dport = data;
+ struct cxl_switch_decoder *cxlsd;
+ struct cxl_decoder *cxld;
+ int i;
+
+ if (!is_switch_decoder(dev))
+ return 0;
+
+ cxlsd = to_cxl_switch_decoder(dev);
+ cxld = &cxlsd->cxld;
+ guard(rwsem_write)(&cxl_rwsem.region);
+
+ for (i = 0; i < cxld->interleave_ways; i++) {
+ if (cxld->target_map[i] == dport->port_id) {
+ cxlsd->target[i] = dport;
+ dev_dbg(dev, "dport%d found in target list, index %d\n",
+ dport->port_id, i);
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+DEFINE_FREE(del_cxl_dport, struct cxl_dport *, if (!IS_ERR_OR_NULL(_T)) del_dport(_T))
+static struct cxl_dport *cxl_port_add_dport(struct cxl_port *port,
+ struct device *dport_dev)
+{
+ struct cxl_dport *dport;
+ int rc;
+
+ device_lock_assert(&port->dev);
+ if (!port->dev.driver)
+ return ERR_PTR(-ENXIO);
+
+ dport = cxl_find_dport_by_dev(port, dport_dev);
+ if (dport) {
+ dev_dbg(&port->dev, "dport%d:%s already exists\n",
+ dport->port_id, dev_name(dport_dev));
+ return ERR_PTR(-EBUSY);
+ }
+
+ struct cxl_dport *new_dport __free(del_cxl_dport) =
+ devm_cxl_add_dport_by_dev(port, dport_dev);
+ if (IS_ERR(new_dport))
+ return new_dport;
+
+ cxl_switch_parse_cdat(new_dport);
+
+ if (ida_is_empty(&port->decoder_ida)) {
+ rc = devm_cxl_switch_port_decoders_setup(port);
+ if (rc)
+ return ERR_PTR(rc);
+ dev_dbg(&port->dev, "first dport%d:%s added with decoders\n",
+ new_dport->port_id, dev_name(dport_dev));
+ return no_free_ptr(new_dport);
+ }
+
+ /* New dport added, update the decoder targets */
+ device_for_each_child(&port->dev, new_dport, update_decoder_targets);
+
+ dev_dbg(&port->dev, "dport%d:%s added\n", new_dport->port_id,
+ dev_name(dport_dev));
+
+ return no_free_ptr(new_dport);
+}
+
+static struct cxl_dport *devm_cxl_create_port(struct device *ep_dev,
+ struct cxl_port *parent_port,
+ struct cxl_dport *parent_dport,
+ struct device *uport_dev,
+ struct device *dport_dev)
+{
+ resource_size_t component_reg_phys;
+
+ device_lock_assert(&parent_port->dev);
+ if (!parent_port->dev.driver) {
+ dev_warn(ep_dev,
+ "port %s:%s:%s disabled, failed to enumerate CXL.mem\n",
+ dev_name(&parent_port->dev), dev_name(uport_dev),
+ dev_name(dport_dev));
+ }
+
+ struct cxl_port *port __free(put_cxl_port) =
+ find_cxl_port_by_uport(uport_dev);
+ if (!port) {
+ component_reg_phys = find_component_registers(uport_dev);
+ port = devm_cxl_add_port(&parent_port->dev, uport_dev,
+ component_reg_phys, parent_dport);
+ if (IS_ERR(port))
+ return ERR_CAST(port);
+
+ /*
+ * retry to make sure a port is found. a port device
+ * reference is taken.
+ */
+ port = find_cxl_port_by_uport(uport_dev);
+ if (!port)
+ return ERR_PTR(-ENODEV);
+
+ dev_dbg(ep_dev, "created port %s:%s\n",
+ dev_name(&port->dev), dev_name(port->uport_dev));
+ } else {
+ /*
+ * Port was created before right before this function is
+ * called. Signal the caller to deal with it.
+ */
+ return ERR_PTR(-EAGAIN);
+ }
+
+ guard(device)(&port->dev);
+ return cxl_port_add_dport(port, dport_dev);
+}
+
static int add_port_attach_ep(struct cxl_memdev *cxlmd,
struct device *uport_dev,
struct device *dport_dev)
{
struct device *dparent = grandparent(dport_dev);
struct cxl_dport *dport, *parent_dport;
- resource_size_t component_reg_phys;
int rc;
- if (!dparent) {
+ if (is_cxl_host_bridge(dparent)) {
/*
* The iteration reached the topology root without finding the
* CXL-root 'cxl_port' on a previous iteration, fail for now to
@@ -1553,42 +1707,31 @@ static int add_port_attach_ep(struct cxl_memdev *cxlmd,
}
struct cxl_port *parent_port __free(put_cxl_port) =
- find_cxl_port(dparent, &parent_dport);
+ find_cxl_port_by_uport(dparent->parent);
if (!parent_port) {
/* iterate to create this parent_port */
return -EAGAIN;
}
- /*
- * Definition with __free() here to keep the sequence of
- * dereferencing the device of the port before the parent_port releasing.
- */
- struct cxl_port *port __free(put_cxl_port) = NULL;
scoped_guard(device, &parent_port->dev) {
- if (!parent_port->dev.driver) {
- dev_warn(&cxlmd->dev,
- "port %s:%s disabled, failed to enumerate CXL.mem\n",
- dev_name(&parent_port->dev), dev_name(uport_dev));
- return -ENXIO;
+ parent_dport = cxl_find_dport_by_dev(parent_port, dparent);
+ if (!parent_dport) {
+ parent_dport = cxl_port_add_dport(parent_port, dparent);
+ if (IS_ERR(parent_dport))
+ return PTR_ERR(parent_dport);
}
- port = find_cxl_port_at(parent_port, dport_dev, &dport);
- if (!port) {
- component_reg_phys = find_component_registers(uport_dev);
- port = devm_cxl_add_port(&parent_port->dev, uport_dev,
- component_reg_phys, parent_dport);
- if (IS_ERR(port))
- return PTR_ERR(port);
-
- /* retry find to pick up the new dport information */
- port = find_cxl_port_at(parent_port, dport_dev, &dport);
- if (!port)
- return -ENXIO;
+ dport = devm_cxl_create_port(&cxlmd->dev, parent_port,
+ parent_dport, uport_dev,
+ dport_dev);
+ if (IS_ERR(dport)) {
+ /* Port already exists, restart iteration */
+ if (PTR_ERR(dport) == -EAGAIN)
+ return 0;
+ return PTR_ERR(dport);
}
}
- dev_dbg(&cxlmd->dev, "add to new port %s:%s\n",
- dev_name(&port->dev), dev_name(port->uport_dev));
rc = cxl_add_ep(dport, &cxlmd->dev);
if (rc == -EBUSY) {
/*
@@ -1601,6 +1744,25 @@ static int add_port_attach_ep(struct cxl_memdev *cxlmd,
return rc;
}
+static struct cxl_dport *find_or_add_dport(struct cxl_port *port,
+ struct device *dport_dev)
+{
+ struct cxl_dport *dport;
+
+ device_lock_assert(&port->dev);
+ dport = cxl_find_dport_by_dev(port, dport_dev);
+ if (!dport) {
+ dport = cxl_port_add_dport(port, dport_dev);
+ if (IS_ERR(dport))
+ return dport;
+
+ /* New dport added, restart iteration */
+ return ERR_PTR(-EAGAIN);
+ }
+
+ return dport;
+}
+
int devm_cxl_enumerate_ports(struct cxl_memdev *cxlmd)
{
struct device *dev = &cxlmd->dev;
@@ -1629,11 +1791,7 @@ retry:
struct device *uport_dev;
struct cxl_dport *dport;
- /*
- * The terminal "grandparent" in PCI is NULL and @platform_bus
- * for platform devices
- */
- if (!dport_dev || dport_dev == &platform_bus)
+ if (is_cxl_host_bridge(dport_dev))
return 0;
uport_dev = dport_dev->parent;
@@ -1647,12 +1805,26 @@ retry:
dev_name(iter), dev_name(dport_dev),
dev_name(uport_dev));
struct cxl_port *port __free(put_cxl_port) =
- find_cxl_port(dport_dev, &dport);
+ find_cxl_port_by_uport(uport_dev);
if (port) {
dev_dbg(&cxlmd->dev,
"found already registered port %s:%s\n",
dev_name(&port->dev),
dev_name(port->uport_dev));
+
+ /*
+ * RP port enumerated by cxl_acpi without dport will
+ * have the dport added here.
+ */
+ scoped_guard(device, &port->dev) {
+ dport = find_or_add_dport(port, dport_dev);
+ if (IS_ERR(dport)) {
+ if (PTR_ERR(dport) == -EAGAIN)
+ goto retry;
+ return PTR_ERR(dport);
+ }
+ }
+
rc = cxl_add_ep(dport, &cxlmd->dev);
/*
@@ -1704,24 +1876,24 @@ struct cxl_port *cxl_mem_find_port(struct cxl_memdev *cxlmd,
EXPORT_SYMBOL_NS_GPL(cxl_mem_find_port, "CXL");
static int decoder_populate_targets(struct cxl_switch_decoder *cxlsd,
- struct cxl_port *port, int *target_map)
+ struct cxl_port *port)
{
+ struct cxl_decoder *cxld = &cxlsd->cxld;
int i;
- if (!target_map)
- return 0;
-
device_lock_assert(&port->dev);
if (xa_empty(&port->dports))
- return -EINVAL;
+ return 0;
guard(rwsem_write)(&cxl_rwsem.region);
for (i = 0; i < cxlsd->cxld.interleave_ways; i++) {
- struct cxl_dport *dport = find_dport(port, target_map[i]);
+ struct cxl_dport *dport = find_dport(port, cxld->target_map[i]);
- if (!dport)
- return -ENXIO;
+ if (!dport) {
+ /* dport may be activated later */
+ continue;
+ }
cxlsd->target[i] = dport;
}
@@ -1910,9 +2082,6 @@ EXPORT_SYMBOL_NS_GPL(cxl_endpoint_decoder_alloc, "CXL");
/**
* cxl_decoder_add_locked - Add a decoder with targets
* @cxld: The cxl decoder allocated by cxl_<type>_decoder_alloc()
- * @target_map: A list of downstream ports that this decoder can direct memory
- * traffic to. These numbers should correspond with the port number
- * in the PCIe Link Capabilities structure.
*
* Certain types of decoders may not have any targets. The main example of this
* is an endpoint device. A more awkward example is a hostbridge whose root
@@ -1926,7 +2095,7 @@ EXPORT_SYMBOL_NS_GPL(cxl_endpoint_decoder_alloc, "CXL");
* Return: Negative error code if the decoder wasn't properly configured; else
* returns 0.
*/
-int cxl_decoder_add_locked(struct cxl_decoder *cxld, int *target_map)
+int cxl_decoder_add_locked(struct cxl_decoder *cxld)
{
struct cxl_port *port;
struct device *dev;
@@ -1947,7 +2116,7 @@ int cxl_decoder_add_locked(struct cxl_decoder *cxld, int *target_map)
if (!is_endpoint_decoder(dev)) {
struct cxl_switch_decoder *cxlsd = to_cxl_switch_decoder(dev);
- rc = decoder_populate_targets(cxlsd, port, target_map);
+ rc = decoder_populate_targets(cxlsd, port);
if (rc && (cxld->flags & CXL_DECODER_F_ENABLE)) {
dev_err(&port->dev,
"Failed to populate active decoder targets\n");
@@ -1966,9 +2135,6 @@ EXPORT_SYMBOL_NS_GPL(cxl_decoder_add_locked, "CXL");
/**
* cxl_decoder_add - Add a decoder with targets
* @cxld: The cxl decoder allocated by cxl_<type>_decoder_alloc()
- * @target_map: A list of downstream ports that this decoder can direct memory
- * traffic to. These numbers should correspond with the port number
- * in the PCIe Link Capabilities structure.
*
* This is the unlocked variant of cxl_decoder_add_locked().
* See cxl_decoder_add_locked().
@@ -1976,7 +2142,7 @@ EXPORT_SYMBOL_NS_GPL(cxl_decoder_add_locked, "CXL");
* Context: Process context. Takes and releases the device lock of the port that
* owns the @cxld.
*/
-int cxl_decoder_add(struct cxl_decoder *cxld, int *target_map)
+int cxl_decoder_add(struct cxl_decoder *cxld)
{
struct cxl_port *port;
@@ -1989,7 +2155,7 @@ int cxl_decoder_add(struct cxl_decoder *cxld, int *target_map)
port = to_cxl_port(cxld->dev.parent);
guard(device)(&port->dev);
- return cxl_decoder_add_locked(cxld, target_map);
+ return cxl_decoder_add_locked(cxld);
}
EXPORT_SYMBOL_NS_GPL(cxl_decoder_add, "CXL");
diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c
index 71cc42d05248..ae899f68551f 100644
--- a/drivers/cxl/core/region.c
+++ b/drivers/cxl/core/region.c
@@ -2,6 +2,7 @@
/* Copyright(c) 2022 Intel Corporation. All rights reserved. */
#include <linux/memregion.h>
#include <linux/genalloc.h>
+#include <linux/debugfs.h>
#include <linux/device.h>
#include <linux/module.h>
#include <linux/memory.h>
@@ -10,6 +11,7 @@
#include <linux/sort.h>
#include <linux/idr.h>
#include <linux/memory-tiers.h>
+#include <linux/string_choices.h>
#include <cxlmem.h>
#include <cxl.h>
#include "core.h"
@@ -30,6 +32,12 @@
* 3. Decoder targets
*/
+/*
+ * nodemask that sets per node when the access_coordinates for the node has
+ * been updated by the CXL memory hotplug notifier.
+ */
+static nodemask_t nodemask_region_seen = NODE_MASK_NONE;
+
static struct cxl_region *to_cxl_region(struct device *dev);
#define __ACCESS_ATTR_RO(_level, _name) { \
@@ -228,7 +236,10 @@ static int cxl_region_invalidate_memregion(struct cxl_region *cxlr)
return -ENXIO;
}
- cpu_cache_invalidate_memregion(IORES_DESC_CXL);
+ if (!cxlr->params.res)
+ return -ENXIO;
+ cpu_cache_invalidate_memregion(cxlr->params.res->start,
+ resource_size(cxlr->params.res));
return 0;
}
@@ -237,6 +248,9 @@ static void cxl_region_decode_reset(struct cxl_region *cxlr, int count)
struct cxl_region_params *p = &cxlr->params;
int i;
+ if (test_bit(CXL_REGION_F_LOCK, &cxlr->flags))
+ return;
+
/*
* Before region teardown attempt to flush, evict any data cached for
* this region, or scream loudly about missing arch / platform support
@@ -411,6 +425,9 @@ static ssize_t commit_store(struct device *dev, struct device_attribute *attr,
return len;
}
+ if (test_bit(CXL_REGION_F_LOCK, &cxlr->flags))
+ return -EPERM;
+
rc = queue_reset(cxlr);
if (rc)
return rc;
@@ -453,21 +470,6 @@ static ssize_t commit_show(struct device *dev, struct device_attribute *attr,
}
static DEVICE_ATTR_RW(commit);
-static umode_t cxl_region_visible(struct kobject *kobj, struct attribute *a,
- int n)
-{
- struct device *dev = kobj_to_dev(kobj);
- struct cxl_region *cxlr = to_cxl_region(dev);
-
- /*
- * Support tooling that expects to find a 'uuid' attribute for all
- * regions regardless of mode.
- */
- if (a == &dev_attr_uuid.attr && cxlr->mode != CXL_PARTMODE_PMEM)
- return 0444;
- return a->mode;
-}
-
static ssize_t interleave_ways_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -746,6 +748,21 @@ static ssize_t size_show(struct device *dev, struct device_attribute *attr,
}
static DEVICE_ATTR_RW(size);
+static ssize_t extended_linear_cache_size_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct cxl_region *cxlr = to_cxl_region(dev);
+ struct cxl_region_params *p = &cxlr->params;
+ ssize_t rc;
+
+ ACQUIRE(rwsem_read_intr, rwsem)(&cxl_rwsem.region);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &rwsem)))
+ return rc;
+ return sysfs_emit(buf, "%#llx\n", p->cache_size);
+}
+static DEVICE_ATTR_RO(extended_linear_cache_size);
+
static struct attribute *cxl_region_attrs[] = {
&dev_attr_uuid.attr,
&dev_attr_commit.attr,
@@ -754,9 +771,34 @@ static struct attribute *cxl_region_attrs[] = {
&dev_attr_resource.attr,
&dev_attr_size.attr,
&dev_attr_mode.attr,
+ &dev_attr_extended_linear_cache_size.attr,
NULL,
};
+static umode_t cxl_region_visible(struct kobject *kobj, struct attribute *a,
+ int n)
+{
+ struct device *dev = kobj_to_dev(kobj);
+ struct cxl_region *cxlr = to_cxl_region(dev);
+
+ /*
+ * Support tooling that expects to find a 'uuid' attribute for all
+ * regions regardless of mode.
+ */
+ if (a == &dev_attr_uuid.attr && cxlr->mode != CXL_PARTMODE_PMEM)
+ return 0444;
+
+ /*
+ * Don't display extended linear cache attribute if there is no
+ * extended linear cache.
+ */
+ if (a == &dev_attr_extended_linear_cache_size.attr &&
+ cxlr->params.cache_size == 0)
+ return 0;
+
+ return a->mode;
+}
+
static const struct attribute_group cxl_region_group = {
.attrs = cxl_region_attrs,
.is_visible = cxl_region_visible,
@@ -830,16 +872,16 @@ static int match_free_decoder(struct device *dev, const void *data)
return 1;
}
-static bool region_res_match_cxl_range(const struct cxl_region_params *p,
- struct range *range)
+static bool spa_maps_hpa(const struct cxl_region_params *p,
+ const struct range *range)
{
if (!p->res)
return false;
/*
- * If an extended linear cache region then the CXL range is assumed
- * to be fronted by the DRAM range in current known implementation.
- * This assumption will be made until a variant implementation exists.
+ * The extended linear cache region is constructed by a 1:1 ratio
+ * where the SPA maps equal amounts of DRAM and CXL HPA capacity with
+ * CXL decoders at the high end of the SPA range.
*/
return p->res->start + p->cache_size == range->start &&
p->res->end == range->end;
@@ -857,7 +899,7 @@ static int match_auto_decoder(struct device *dev, const void *data)
cxld = to_cxl_decoder(dev);
r = &cxld->hpa_range;
- if (region_res_match_cxl_range(p, r))
+ if (spa_maps_hpa(p, r))
return 1;
return 0;
@@ -1051,6 +1093,16 @@ static int cxl_rr_assign_decoder(struct cxl_port *port, struct cxl_region *cxlr,
return 0;
}
+static void cxl_region_set_lock(struct cxl_region *cxlr,
+ struct cxl_decoder *cxld)
+{
+ if (!test_bit(CXL_DECODER_F_LOCK, &cxld->flags))
+ return;
+
+ set_bit(CXL_REGION_F_LOCK, &cxlr->flags);
+ clear_bit(CXL_REGION_F_NEEDS_RESET, &cxlr->flags);
+}
+
/**
* cxl_port_attach_region() - track a region's interest in a port by endpoint
* @port: port to add a new region reference 'struct cxl_region_ref'
@@ -1162,6 +1214,8 @@ static int cxl_port_attach_region(struct cxl_port *port,
}
}
+ cxl_region_set_lock(cxlr, cxld);
+
rc = cxl_rr_ep_add(cxl_rr, cxled);
if (rc) {
dev_dbg(&cxlr->dev,
@@ -1320,7 +1374,7 @@ static int cxl_port_setup_targets(struct cxl_port *port,
struct cxl_endpoint_decoder *cxled)
{
struct cxl_root_decoder *cxlrd = to_cxl_root_decoder(cxlr->dev.parent);
- int parent_iw, parent_ig, ig, iw, rc, inc = 0, pos = cxled->pos;
+ int parent_iw, parent_ig, ig, iw, rc, pos = cxled->pos;
struct cxl_port *parent_port = to_cxl_port(port->dev.parent);
struct cxl_region_ref *cxl_rr = cxl_rr_load(port, cxlr);
struct cxl_memdev *cxlmd = cxled_to_memdev(cxled);
@@ -1457,7 +1511,7 @@ static int cxl_port_setup_targets(struct cxl_port *port,
if (test_bit(CXL_REGION_F_AUTO, &cxlr->flags)) {
if (cxld->interleave_ways != iw ||
(iw > 1 && cxld->interleave_granularity != ig) ||
- !region_res_match_cxl_range(p, &cxld->hpa_range) ||
+ !spa_maps_hpa(p, &cxld->hpa_range) ||
((cxld->flags & CXL_DECODER_F_ENABLE) == 0)) {
dev_err(&cxlr->dev,
"%s:%s %s expected iw: %d ig: %d %pr\n",
@@ -1468,9 +1522,7 @@ static int cxl_port_setup_targets(struct cxl_port *port,
dev_name(port->uport_dev), dev_name(&port->dev),
__func__, cxld->interleave_ways,
cxld->interleave_granularity,
- (cxld->flags & CXL_DECODER_F_ENABLE) ?
- "enabled" :
- "disabled",
+ str_enabled_disabled(cxld->flags & CXL_DECODER_F_ENABLE),
cxld->hpa_range.start, cxld->hpa_range.end);
return -ENXIO;
}
@@ -1510,11 +1562,12 @@ add_target:
cxl_rr->nr_targets_set);
return -ENXIO;
}
- } else
+ } else {
cxlsd->target[cxl_rr->nr_targets_set] = ep->dport;
- inc = 1;
+ cxlsd->cxld.target_map[cxl_rr->nr_targets_set] = ep->dport->port_id;
+ }
+ cxl_rr->nr_targets_set++;
out_target_set:
- cxl_rr->nr_targets_set += inc;
dev_dbg(&cxlr->dev, "%s:%s target[%d] = %s for %s:%s @ %d\n",
dev_name(port->uport_dev), dev_name(&port->dev),
cxl_rr->nr_targets_set - 1, dev_name(ep->dport->dport_dev),
@@ -2431,6 +2484,7 @@ static struct cxl_region *cxl_region_alloc(struct cxl_root_decoder *cxlrd, int i
dev->bus = &cxl_bus_type;
dev->type = &cxl_region_type;
cxlr->id = id;
+ cxl_region_set_lock(cxlr, &cxlrd->cxlsd.cxld);
return cxlr;
}
@@ -2442,14 +2496,8 @@ static bool cxl_region_update_coordinates(struct cxl_region *cxlr, int nid)
for (int i = 0; i < ACCESS_COORDINATE_MAX; i++) {
if (cxlr->coord[i].read_bandwidth) {
- rc = 0;
- if (cxl_need_node_perf_attrs_update(nid))
- node_set_perf_attrs(nid, &cxlr->coord[i], i);
- else
- rc = cxl_update_hmat_access_coordinates(nid, cxlr, i);
-
- if (rc == 0)
- cset++;
+ node_update_perf_attrs(nid, &cxlr->coord[i], i);
+ cset++;
}
}
@@ -2487,6 +2535,10 @@ static int cxl_region_perf_attrs_callback(struct notifier_block *nb,
if (nid != region_nid)
return NOTIFY_DONE;
+ /* No action needed if node bit already set */
+ if (node_test_and_set(nid, nodemask_region_seen))
+ return NOTIFY_DONE;
+
if (!cxl_region_update_coordinates(cxlr, nid))
return NOTIFY_DONE;
@@ -2918,28 +2970,119 @@ static bool cxl_is_hpa_in_chunk(u64 hpa, struct cxl_region *cxlr, int pos)
return false;
}
-u64 cxl_dpa_to_hpa(struct cxl_region *cxlr, const struct cxl_memdev *cxlmd,
- u64 dpa)
+#define CXL_POS_ZERO 0
+/**
+ * cxl_validate_translation_params
+ * @eiw: encoded interleave ways
+ * @eig: encoded interleave granularity
+ * @pos: position in interleave
+ *
+ * Callers pass CXL_POS_ZERO when no position parameter needs validating.
+ *
+ * Returns: 0 on success, -EINVAL on first invalid parameter
+ */
+int cxl_validate_translation_params(u8 eiw, u16 eig, int pos)
{
- struct cxl_root_decoder *cxlrd = to_cxl_root_decoder(cxlr->dev.parent);
- u64 dpa_offset, hpa_offset, bits_upper, mask_upper, hpa;
- struct cxl_region_params *p = &cxlr->params;
- struct cxl_endpoint_decoder *cxled = NULL;
- u16 eig = 0;
- u8 eiw = 0;
- int pos;
+ int ways, gran;
- for (int i = 0; i < p->nr_targets; i++) {
- cxled = p->targets[i];
- if (cxlmd == cxled_to_memdev(cxled))
- break;
+ if (eiw_to_ways(eiw, &ways)) {
+ pr_debug("%s: invalid eiw=%u\n", __func__, eiw);
+ return -EINVAL;
+ }
+ if (eig_to_granularity(eig, &gran)) {
+ pr_debug("%s: invalid eig=%u\n", __func__, eig);
+ return -EINVAL;
+ }
+ if (pos < 0 || pos >= ways) {
+ pr_debug("%s: invalid pos=%d for ways=%u\n", __func__, pos,
+ ways);
+ return -EINVAL;
}
- if (!cxled || cxlmd != cxled_to_memdev(cxled))
+
+ return 0;
+}
+EXPORT_SYMBOL_FOR_MODULES(cxl_validate_translation_params, "cxl_translate");
+
+u64 cxl_calculate_dpa_offset(u64 hpa_offset, u8 eiw, u16 eig)
+{
+ u64 dpa_offset, bits_lower, bits_upper, temp;
+ int ret;
+
+ ret = cxl_validate_translation_params(eiw, eig, CXL_POS_ZERO);
+ if (ret)
return ULLONG_MAX;
- pos = cxled->pos;
- ways_to_eiw(p->interleave_ways, &eiw);
- granularity_to_eig(p->interleave_granularity, &eig);
+ /*
+ * DPA offset: CXL Spec 3.2 Section 8.2.4.20.13
+ * Lower bits [IG+7:0] pass through unchanged
+ * (eiw < 8)
+ * Per spec: DPAOffset[51:IG+8] = (HPAOffset[51:IG+IW+8] >> IW)
+ * Clear the position bits to isolate upper section, then
+ * reverse the left shift by eiw that occurred during DPA->HPA
+ * (eiw >= 8)
+ * Per spec: DPAOffset[51:IG+8] = HPAOffset[51:IG+IW] / 3
+ * Extract upper bits from the correct bit range and divide by 3
+ * to recover the original DPA upper bits
+ */
+ bits_lower = hpa_offset & GENMASK_ULL(eig + 7, 0);
+ if (eiw < 8) {
+ temp = hpa_offset &= ~GENMASK_ULL(eig + eiw + 8 - 1, 0);
+ dpa_offset = temp >> eiw;
+ } else {
+ bits_upper = div64_u64(hpa_offset >> (eig + eiw), 3);
+ dpa_offset = bits_upper << (eig + 8);
+ }
+ dpa_offset |= bits_lower;
+
+ return dpa_offset;
+}
+EXPORT_SYMBOL_FOR_MODULES(cxl_calculate_dpa_offset, "cxl_translate");
+
+int cxl_calculate_position(u64 hpa_offset, u8 eiw, u16 eig)
+{
+ unsigned int ways = 0;
+ u64 shifted, rem;
+ int pos, ret;
+
+ ret = cxl_validate_translation_params(eiw, eig, CXL_POS_ZERO);
+ if (ret)
+ return ret;
+
+ if (!eiw)
+ /* position is 0 if no interleaving */
+ return 0;
+
+ /*
+ * Interleave position: CXL Spec 3.2 Section 8.2.4.20.13
+ * eiw < 8
+ * Position is in the IW bits at HPA_OFFSET[IG+8+IW-1:IG+8].
+ * Per spec "remove IW bits starting with bit position IG+8"
+ * eiw >= 8
+ * Position is not explicitly stored in HPA_OFFSET bits. It is
+ * derived from the modulo operation of the upper bits using
+ * the total number of interleave ways.
+ */
+ if (eiw < 8) {
+ pos = (hpa_offset >> (eig + 8)) & GENMASK(eiw - 1, 0);
+ } else {
+ shifted = hpa_offset >> (eig + 8);
+ eiw_to_ways(eiw, &ways);
+ div64_u64_rem(shifted, ways, &rem);
+ pos = rem;
+ }
+
+ return pos;
+}
+EXPORT_SYMBOL_FOR_MODULES(cxl_calculate_position, "cxl_translate");
+
+u64 cxl_calculate_hpa_offset(u64 dpa_offset, int pos, u8 eiw, u16 eig)
+{
+ u64 mask_upper, hpa_offset, bits_upper;
+ int ret;
+
+ ret = cxl_validate_translation_params(eiw, eig, pos);
+ if (ret)
+ return ULLONG_MAX;
/*
* The device position in the region interleave set was removed
@@ -2951,9 +3094,6 @@ u64 cxl_dpa_to_hpa(struct cxl_region *cxlr, const struct cxl_memdev *cxlmd,
* 8.2.4.19.13 Implementation Note: Device Decode Logic
*/
- /* Remove the dpa base */
- dpa_offset = dpa - cxl_dpa_resource_start(cxled);
-
mask_upper = GENMASK_ULL(51, eig + 8);
if (eiw < 8) {
@@ -2968,12 +3108,43 @@ u64 cxl_dpa_to_hpa(struct cxl_region *cxlr, const struct cxl_memdev *cxlmd,
/* The lower bits remain unchanged */
hpa_offset |= dpa_offset & GENMASK_ULL(eig + 7, 0);
+ return hpa_offset;
+}
+EXPORT_SYMBOL_FOR_MODULES(cxl_calculate_hpa_offset, "cxl_translate");
+
+u64 cxl_dpa_to_hpa(struct cxl_region *cxlr, const struct cxl_memdev *cxlmd,
+ u64 dpa)
+{
+ struct cxl_root_decoder *cxlrd = to_cxl_root_decoder(cxlr->dev.parent);
+ struct cxl_region_params *p = &cxlr->params;
+ struct cxl_endpoint_decoder *cxled = NULL;
+ u64 dpa_offset, hpa_offset, hpa;
+ u16 eig = 0;
+ u8 eiw = 0;
+ int pos;
+
+ for (int i = 0; i < p->nr_targets; i++) {
+ if (cxlmd == cxled_to_memdev(p->targets[i])) {
+ cxled = p->targets[i];
+ break;
+ }
+ }
+ if (!cxled)
+ return ULLONG_MAX;
+
+ pos = cxled->pos;
+ ways_to_eiw(p->interleave_ways, &eiw);
+ granularity_to_eig(p->interleave_granularity, &eig);
+
+ dpa_offset = dpa - cxl_dpa_resource_start(cxled);
+ hpa_offset = cxl_calculate_hpa_offset(dpa_offset, pos, eiw, eig);
+
/* Apply the hpa_offset to the region base address */
hpa = hpa_offset + p->res->start + p->cache_size;
/* Root decoder translation overrides typical modulo decode */
- if (cxlrd->hpa_to_spa)
- hpa = cxlrd->hpa_to_spa(cxlrd, hpa);
+ if (cxlrd->ops.hpa_to_spa)
+ hpa = cxlrd->ops.hpa_to_spa(cxlrd, hpa);
if (!cxl_resource_contains_addr(p->res, hpa)) {
dev_dbg(&cxlr->dev,
@@ -2982,12 +3153,70 @@ u64 cxl_dpa_to_hpa(struct cxl_region *cxlr, const struct cxl_memdev *cxlmd,
}
/* Simple chunk check, by pos & gran, only applies to modulo decodes */
- if (!cxlrd->hpa_to_spa && (!cxl_is_hpa_in_chunk(hpa, cxlr, pos)))
+ if (!cxlrd->ops.hpa_to_spa && !cxl_is_hpa_in_chunk(hpa, cxlr, pos))
return ULLONG_MAX;
return hpa;
}
+struct dpa_result {
+ struct cxl_memdev *cxlmd;
+ u64 dpa;
+};
+
+static int region_offset_to_dpa_result(struct cxl_region *cxlr, u64 offset,
+ struct dpa_result *result)
+{
+ struct cxl_region_params *p = &cxlr->params;
+ struct cxl_root_decoder *cxlrd = to_cxl_root_decoder(cxlr->dev.parent);
+ struct cxl_endpoint_decoder *cxled;
+ u64 hpa, hpa_offset, dpa_offset;
+ u16 eig = 0;
+ u8 eiw = 0;
+ int pos;
+
+ lockdep_assert_held(&cxl_rwsem.region);
+ lockdep_assert_held(&cxl_rwsem.dpa);
+
+ /* Input validation ensures valid ways and gran */
+ granularity_to_eig(p->interleave_granularity, &eig);
+ ways_to_eiw(p->interleave_ways, &eiw);
+
+ /*
+ * If the root decoder has SPA to CXL HPA callback, use it. Otherwise
+ * CXL HPA is assumed to equal SPA.
+ */
+ if (cxlrd->ops.spa_to_hpa) {
+ hpa = cxlrd->ops.spa_to_hpa(cxlrd, p->res->start + offset);
+ hpa_offset = hpa - p->res->start;
+ } else {
+ hpa_offset = offset;
+ }
+
+ pos = cxl_calculate_position(hpa_offset, eiw, eig);
+ if (pos < 0 || pos >= p->nr_targets) {
+ dev_dbg(&cxlr->dev, "Invalid position %d for %d targets\n",
+ pos, p->nr_targets);
+ return -ENXIO;
+ }
+
+ dpa_offset = cxl_calculate_dpa_offset(hpa_offset, eiw, eig);
+
+ /* Look-up and return the result: a memdev and a DPA */
+ for (int i = 0; i < p->nr_targets; i++) {
+ cxled = p->targets[i];
+ if (cxled->pos != pos)
+ continue;
+ result->cxlmd = cxled_to_memdev(cxled);
+ result->dpa = cxl_dpa_resource_start(cxled) + dpa_offset;
+
+ return 0;
+ }
+ dev_err(&cxlr->dev, "No device found for position %d\n", pos);
+
+ return -ENXIO;
+}
+
static struct lock_class_key cxl_pmem_region_key;
static int cxl_pmem_region_alloc(struct cxl_region *cxlr)
@@ -3287,10 +3516,7 @@ static int match_region_by_range(struct device *dev, const void *data)
p = &cxlr->params;
guard(rwsem_read)(&cxl_rwsem.region);
- if (p->res && p->res->start == r->start && p->res->end == r->end)
- return 1;
-
- return 0;
+ return spa_maps_hpa(p, r);
}
static int cxl_extended_linear_cache_resize(struct cxl_region *cxlr,
@@ -3371,6 +3597,10 @@ static int __construct_region(struct cxl_region *cxlr,
"Extended linear cache calculation failed rc:%d\n", rc);
}
+ rc = sysfs_update_group(&cxlr->dev.kobj, &cxl_region_group);
+ if (rc)
+ return rc;
+
rc = insert_resource(cxlrd->res, res);
if (rc) {
/*
@@ -3542,6 +3772,107 @@ static void shutdown_notifiers(void *_cxlr)
unregister_mt_adistance_algorithm(&cxlr->adist_notifier);
}
+static void remove_debugfs(void *dentry)
+{
+ debugfs_remove_recursive(dentry);
+}
+
+static int validate_region_offset(struct cxl_region *cxlr, u64 offset)
+{
+ struct cxl_region_params *p = &cxlr->params;
+ resource_size_t region_size;
+ u64 hpa;
+
+ if (offset < p->cache_size) {
+ dev_err(&cxlr->dev,
+ "Offset %#llx is within extended linear cache %pa\n",
+ offset, &p->cache_size);
+ return -EINVAL;
+ }
+
+ region_size = resource_size(p->res);
+ if (offset >= region_size) {
+ dev_err(&cxlr->dev, "Offset %#llx exceeds region size %pa\n",
+ offset, &region_size);
+ return -EINVAL;
+ }
+
+ hpa = p->res->start + offset;
+ if (hpa < p->res->start || hpa > p->res->end) {
+ dev_err(&cxlr->dev, "HPA %#llx not in region %pr\n", hpa,
+ p->res);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int cxl_region_debugfs_poison_inject(void *data, u64 offset)
+{
+ struct dpa_result result = { .dpa = ULLONG_MAX, .cxlmd = NULL };
+ struct cxl_region *cxlr = data;
+ int rc;
+
+ ACQUIRE(rwsem_read_intr, region_rwsem)(&cxl_rwsem.region);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &region_rwsem)))
+ return rc;
+
+ ACQUIRE(rwsem_read_intr, dpa_rwsem)(&cxl_rwsem.dpa);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &dpa_rwsem)))
+ return rc;
+
+ if (validate_region_offset(cxlr, offset))
+ return -EINVAL;
+
+ offset -= cxlr->params.cache_size;
+ rc = region_offset_to_dpa_result(cxlr, offset, &result);
+ if (rc || !result.cxlmd || result.dpa == ULLONG_MAX) {
+ dev_dbg(&cxlr->dev,
+ "Failed to resolve DPA for region offset %#llx rc %d\n",
+ offset, rc);
+
+ return rc ? rc : -EINVAL;
+ }
+
+ return cxl_inject_poison_locked(result.cxlmd, result.dpa);
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(cxl_poison_inject_fops, NULL,
+ cxl_region_debugfs_poison_inject, "%llx\n");
+
+static int cxl_region_debugfs_poison_clear(void *data, u64 offset)
+{
+ struct dpa_result result = { .dpa = ULLONG_MAX, .cxlmd = NULL };
+ struct cxl_region *cxlr = data;
+ int rc;
+
+ ACQUIRE(rwsem_read_intr, region_rwsem)(&cxl_rwsem.region);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &region_rwsem)))
+ return rc;
+
+ ACQUIRE(rwsem_read_intr, dpa_rwsem)(&cxl_rwsem.dpa);
+ if ((rc = ACQUIRE_ERR(rwsem_read_intr, &dpa_rwsem)))
+ return rc;
+
+ if (validate_region_offset(cxlr, offset))
+ return -EINVAL;
+
+ offset -= cxlr->params.cache_size;
+ rc = region_offset_to_dpa_result(cxlr, offset, &result);
+ if (rc || !result.cxlmd || result.dpa == ULLONG_MAX) {
+ dev_dbg(&cxlr->dev,
+ "Failed to resolve DPA for region offset %#llx rc %d\n",
+ offset, rc);
+
+ return rc ? rc : -EINVAL;
+ }
+
+ return cxl_clear_poison_locked(result.cxlmd, result.dpa);
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(cxl_poison_clear_fops, NULL,
+ cxl_region_debugfs_poison_clear, "%llx\n");
+
static int cxl_region_can_probe(struct cxl_region *cxlr)
{
struct cxl_region_params *p = &cxlr->params;
@@ -3571,6 +3902,7 @@ static int cxl_region_probe(struct device *dev)
{
struct cxl_region *cxlr = to_cxl_region(dev);
struct cxl_region_params *p = &cxlr->params;
+ bool poison_supported = true;
int rc;
rc = cxl_region_can_probe(cxlr);
@@ -3594,6 +3926,31 @@ static int cxl_region_probe(struct device *dev)
if (rc)
return rc;
+ /* Create poison attributes if all memdevs support the capabilities */
+ for (int i = 0; i < p->nr_targets; i++) {
+ struct cxl_endpoint_decoder *cxled = p->targets[i];
+ struct cxl_memdev *cxlmd = cxled_to_memdev(cxled);
+
+ if (!cxl_memdev_has_poison_cmd(cxlmd, CXL_POISON_ENABLED_INJECT) ||
+ !cxl_memdev_has_poison_cmd(cxlmd, CXL_POISON_ENABLED_CLEAR)) {
+ poison_supported = false;
+ break;
+ }
+ }
+
+ if (poison_supported) {
+ struct dentry *dentry;
+
+ dentry = cxl_debugfs_create_dir(dev_name(dev));
+ debugfs_create_file("inject_poison", 0200, dentry, cxlr,
+ &cxl_poison_inject_fops);
+ debugfs_create_file("clear_poison", 0200, dentry, cxlr,
+ &cxl_poison_clear_fops);
+ rc = devm_add_action_or_reset(dev, remove_debugfs, dentry);
+ if (rc)
+ return rc;
+ }
+
switch (cxlr->mode) {
case CXL_PARTMODE_PMEM:
rc = devm_cxl_region_edac_register(cxlr);
diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h
index a53ec4798b12..a972e4ef1936 100644
--- a/drivers/cxl/core/trace.h
+++ b/drivers/cxl/core/trace.h
@@ -1068,7 +1068,7 @@ TRACE_EVENT(cxl_poison,
__entry->hpa = cxl_dpa_to_hpa(cxlr, cxlmd,
__entry->dpa);
if (__entry->hpa != ULLONG_MAX && cxlr->params.cache_size)
- __entry->hpa_alias0 = __entry->hpa +
+ __entry->hpa_alias0 = __entry->hpa -
cxlr->params.cache_size;
else
__entry->hpa_alias0 = ULLONG_MAX;
diff --git a/drivers/cxl/cxl.h b/drivers/cxl/cxl.h
index 847e37be42c4..ba17fa86d249 100644
--- a/drivers/cxl/cxl.h
+++ b/drivers/cxl/cxl.h
@@ -357,6 +357,9 @@ enum cxl_decoder_type {
* @target_type: accelerator vs expander (type2 vs type3) selector
* @region: currently assigned region for this decoder
* @flags: memory type capabilities and locking
+ * @target_map: cached copy of hardware port-id list, available at init
+ * before all @dport objects have been instantiated. While
+ * dport id is 8bit, CFMWS interleave targets are 32bits.
* @commit: device/decoder-type specific callback to commit settings to hw
* @reset: device/decoder-type specific callback to reset hw settings
*/
@@ -369,6 +372,7 @@ struct cxl_decoder {
enum cxl_decoder_type target_type;
struct cxl_region *region;
unsigned long flags;
+ u32 target_map[CXL_DECODER_MAX_INTERLEAVE];
int (*commit)(struct cxl_decoder *cxld);
void (*reset)(struct cxl_decoder *cxld);
};
@@ -419,27 +423,35 @@ struct cxl_switch_decoder {
};
struct cxl_root_decoder;
-typedef u64 (*cxl_hpa_to_spa_fn)(struct cxl_root_decoder *cxlrd, u64 hpa);
+/**
+ * struct cxl_rd_ops - CXL root decoder callback operations
+ * @hpa_to_spa: Convert host physical address to system physical address
+ * @spa_to_hpa: Convert system physical address to host physical address
+ */
+struct cxl_rd_ops {
+ u64 (*hpa_to_spa)(struct cxl_root_decoder *cxlrd, u64 hpa);
+ u64 (*spa_to_hpa)(struct cxl_root_decoder *cxlrd, u64 spa);
+};
/**
* struct cxl_root_decoder - Static platform CXL address decoder
* @res: host / parent resource for region allocations
* @cache_size: extended linear cache size if exists, otherwise zero.
* @region_id: region id for next region provisioning event
- * @hpa_to_spa: translate CXL host-physical-address to Platform system-physical-address
* @platform_data: platform specific configuration data
* @range_lock: sync region autodiscovery by address range
* @qos_class: QoS performance class cookie
+ * @ops: CXL root decoder operations
* @cxlsd: base cxl switch decoder
*/
struct cxl_root_decoder {
struct resource *res;
resource_size_t cache_size;
atomic_t region_id;
- cxl_hpa_to_spa_fn hpa_to_spa;
void *platform_data;
struct mutex range_lock;
int qos_class;
+ struct cxl_rd_ops ops;
struct cxl_switch_decoder cxlsd;
};
@@ -505,6 +517,14 @@ enum cxl_partition_mode {
*/
#define CXL_REGION_F_NEEDS_RESET 1
+/*
+ * Indicate whether this region is locked due to 1 or more decoders that have
+ * been locked. The approach of all or nothing is taken with regard to the
+ * locked attribute. CXL_REGION_F_NEEDS_RESET should not be set if this flag is
+ * set.
+ */
+#define CXL_REGION_F_LOCK 2
+
/**
* struct cxl_region - CXL region
* @dev: This region's device
@@ -595,6 +615,7 @@ struct cxl_dax_region {
* @cdat: Cached CDAT data
* @cdat_available: Should a CDAT attribute be available in sysfs
* @pci_latency: Upstream latency in picoseconds
+ * @component_reg_phys: Physical address of component register
*/
struct cxl_port {
struct device dev;
@@ -618,6 +639,7 @@ struct cxl_port {
} cdat;
bool cdat_available;
long pci_latency;
+ resource_size_t component_reg_phys;
};
/**
@@ -724,6 +746,25 @@ static inline bool is_cxl_root(struct cxl_port *port)
return port->uport_dev == port->dev.parent;
}
+/* Address translation functions exported to cxl_translate test module only */
+int cxl_validate_translation_params(u8 eiw, u16 eig, int pos);
+u64 cxl_calculate_hpa_offset(u64 dpa_offset, int pos, u8 eiw, u16 eig);
+u64 cxl_calculate_dpa_offset(u64 hpa_offset, u8 eiw, u16 eig);
+int cxl_calculate_position(u64 hpa_offset, u8 eiw, u16 eig);
+struct cxl_cxims_data {
+ int nr_maps;
+ u64 xormaps[] __counted_by(nr_maps);
+};
+
+#if IS_ENABLED(CONFIG_CXL_ACPI)
+u64 cxl_do_xormap_calc(struct cxl_cxims_data *cximsd, u64 addr, int hbiw);
+#else
+static inline u64 cxl_do_xormap_calc(struct cxl_cxims_data *cximsd, u64 addr, int hbiw)
+{
+ return ULLONG_MAX;
+}
+#endif
+
int cxl_num_decoders_committed(struct cxl_port *port);
bool is_cxl_port(const struct device *dev);
struct cxl_port *to_cxl_port(const struct device *dev);
@@ -781,9 +822,9 @@ struct cxl_root_decoder *cxl_root_decoder_alloc(struct cxl_port *port,
unsigned int nr_targets);
struct cxl_switch_decoder *cxl_switch_decoder_alloc(struct cxl_port *port,
unsigned int nr_targets);
-int cxl_decoder_add(struct cxl_decoder *cxld, int *target_map);
+int cxl_decoder_add(struct cxl_decoder *cxld);
struct cxl_endpoint_decoder *cxl_endpoint_decoder_alloc(struct cxl_port *port);
-int cxl_decoder_add_locked(struct cxl_decoder *cxld, int *target_map);
+int cxl_decoder_add_locked(struct cxl_decoder *cxld);
int cxl_decoder_autoremove(struct device *host, struct cxl_decoder *cxld);
static inline int cxl_root_decoder_autoremove(struct device *host,
struct cxl_root_decoder *cxlrd)
@@ -806,12 +847,10 @@ struct cxl_endpoint_dvsec_info {
struct range dvsec_range[2];
};
-struct cxl_hdm;
-struct cxl_hdm *devm_cxl_setup_hdm(struct cxl_port *port,
- struct cxl_endpoint_dvsec_info *info);
-int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm,
- struct cxl_endpoint_dvsec_info *info);
-int devm_cxl_add_passthrough_decoder(struct cxl_port *port);
+int devm_cxl_switch_port_decoders_setup(struct cxl_port *port);
+int __devm_cxl_switch_port_decoders_setup(struct cxl_port *port);
+int devm_cxl_endpoint_decoders_setup(struct cxl_port *port);
+
struct cxl_dev_state;
int cxl_dvsec_rr_decode(struct cxl_dev_state *cxlds,
struct cxl_endpoint_dvsec_info *info);
@@ -890,7 +929,7 @@ static inline u64 cxl_port_get_spa_cache_alias(struct cxl_port *endpoint,
#endif
void cxl_endpoint_parse_cdat(struct cxl_port *port);
-void cxl_switch_parse_cdat(struct cxl_port *port);
+void cxl_switch_parse_cdat(struct cxl_dport *dport);
int cxl_endpoint_get_perf_coordinates(struct cxl_port *port,
struct access_coordinate *coord);
@@ -905,6 +944,10 @@ void cxl_coordinates_combine(struct access_coordinate *out,
struct access_coordinate *c2);
bool cxl_endpoint_decoder_reset_detected(struct cxl_port *port);
+struct cxl_dport *devm_cxl_add_dport_by_dev(struct cxl_port *port,
+ struct device *dport_dev);
+struct cxl_dport *__devm_cxl_add_dport_by_dev(struct cxl_port *port,
+ struct device *dport_dev);
/*
* Unit test builds overrides this to __weak, find the 'strong' version
@@ -915,4 +958,21 @@ bool cxl_endpoint_decoder_reset_detected(struct cxl_port *port);
#endif
u16 cxl_gpf_get_dvsec(struct device *dev);
+
+/*
+ * Declaration for functions that are mocked by cxl_test that are called by
+ * cxl_core. The respective functions are defined as __foo() and called by
+ * cxl_core as foo(). The macros below ensures that those functions would
+ * exist as foo(). See tools/testing/cxl/cxl_core_exports.c and
+ * tools/testing/cxl/exports.h for setting up the mock functions. The dance
+ * is done to avoid a circular dependency where cxl_core calls a function that
+ * ends up being a mock function and goes to * cxl_test where it calls a
+ * cxl_core function.
+ */
+#ifndef CXL_TEST_ENABLE
+#define DECLARE_TESTABLE(x) __##x
+#define devm_cxl_add_dport_by_dev DECLARE_TESTABLE(devm_cxl_add_dport_by_dev)
+#define devm_cxl_switch_port_decoders_setup DECLARE_TESTABLE(devm_cxl_switch_port_decoders_setup)
+#endif
+
#endif /* __CXL_H__ */
diff --git a/drivers/cxl/cxlmem.h b/drivers/cxl/cxlmem.h
index 751478dfc410..434031a0c1f7 100644
--- a/drivers/cxl/cxlmem.h
+++ b/drivers/cxl/cxlmem.h
@@ -869,6 +869,8 @@ int cxl_mem_get_poison(struct cxl_memdev *cxlmd, u64 offset, u64 len,
int cxl_trigger_poison_list(struct cxl_memdev *cxlmd);
int cxl_inject_poison(struct cxl_memdev *cxlmd, u64 dpa);
int cxl_clear_poison(struct cxl_memdev *cxlmd, u64 dpa);
+int cxl_inject_poison_locked(struct cxl_memdev *cxlmd, u64 dpa);
+int cxl_clear_poison_locked(struct cxl_memdev *cxlmd, u64 dpa);
#ifdef CONFIG_CXL_EDAC_MEM_FEATURES
int devm_cxl_memdev_edac_register(struct cxl_memdev *cxlmd);
diff --git a/drivers/cxl/cxlpci.h b/drivers/cxl/cxlpci.h
index 54e219b0049e..1d526bea8431 100644
--- a/drivers/cxl/cxlpci.h
+++ b/drivers/cxl/cxlpci.h
@@ -127,10 +127,7 @@ static inline bool cxl_pci_flit_256(struct pci_dev *pdev)
return lnksta2 & PCI_EXP_LNKSTA2_FLIT;
}
-int devm_cxl_port_enumerate_dports(struct cxl_port *port);
struct cxl_dev_state;
-int cxl_hdm_decode_init(struct cxl_dev_state *cxlds, struct cxl_hdm *cxlhdm,
- struct cxl_endpoint_dvsec_info *info);
void read_cdat_data(struct cxl_port *port);
void cxl_cor_error_detected(struct pci_dev *pdev);
pci_ers_result_t cxl_error_detected(struct pci_dev *pdev,
diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c
index bd100ac31672..0be4e508affe 100644
--- a/drivers/cxl/pci.c
+++ b/drivers/cxl/pci.c
@@ -136,7 +136,7 @@ static irqreturn_t cxl_pci_mbox_irq(int irq, void *id)
if (opcode == CXL_MBOX_OP_SANITIZE) {
mutex_lock(&cxl_mbox->mbox_mutex);
if (mds->security.sanitize_node)
- mod_delayed_work(system_wq, &mds->security.poll_dwork, 0);
+ mod_delayed_work(system_percpu_wq, &mds->security.poll_dwork, 0);
mutex_unlock(&cxl_mbox->mbox_mutex);
} else {
/* short-circuit the wait in __cxl_pci_mbox_send_cmd() */
diff --git a/drivers/cxl/port.c b/drivers/cxl/port.c
index cf32dc50b7a6..51c8f2f84717 100644
--- a/drivers/cxl/port.c
+++ b/drivers/cxl/port.c
@@ -59,55 +59,20 @@ static int discover_region(struct device *dev, void *unused)
static int cxl_switch_port_probe(struct cxl_port *port)
{
- struct cxl_hdm *cxlhdm;
- int rc;
+ /* Reset nr_dports for rebind of driver */
+ port->nr_dports = 0;
/* Cache the data early to ensure is_visible() works */
read_cdat_data(port);
- rc = devm_cxl_port_enumerate_dports(port);
- if (rc < 0)
- return rc;
-
- cxl_switch_parse_cdat(port);
-
- cxlhdm = devm_cxl_setup_hdm(port, NULL);
- if (!IS_ERR(cxlhdm))
- return devm_cxl_enumerate_decoders(cxlhdm, NULL);
-
- if (PTR_ERR(cxlhdm) != -ENODEV) {
- dev_err(&port->dev, "Failed to map HDM decoder capability\n");
- return PTR_ERR(cxlhdm);
- }
-
- if (rc == 1) {
- dev_dbg(&port->dev, "Fallback to passthrough decoder\n");
- return devm_cxl_add_passthrough_decoder(port);
- }
-
- dev_err(&port->dev, "HDM decoder capability not found\n");
- return -ENXIO;
+ return 0;
}
static int cxl_endpoint_port_probe(struct cxl_port *port)
{
- struct cxl_endpoint_dvsec_info info = { .port = port };
struct cxl_memdev *cxlmd = to_cxl_memdev(port->uport_dev);
- struct cxl_dev_state *cxlds = cxlmd->cxlds;
- struct cxl_hdm *cxlhdm;
int rc;
- rc = cxl_dvsec_rr_decode(cxlds, &info);
- if (rc < 0)
- return rc;
-
- cxlhdm = devm_cxl_setup_hdm(port, &info);
- if (IS_ERR(cxlhdm)) {
- if (PTR_ERR(cxlhdm) == -ENODEV)
- dev_err(&port->dev, "HDM decoder registers not found\n");
- return PTR_ERR(cxlhdm);
- }
-
/* Cache the data early to ensure is_visible() works */
read_cdat_data(port);
cxl_endpoint_parse_cdat(port);
@@ -117,11 +82,7 @@ static int cxl_endpoint_port_probe(struct cxl_port *port)
if (rc)
return rc;
- rc = cxl_hdm_decode_init(cxlds, cxlhdm, &info);
- if (rc)
- return rc;
-
- rc = devm_cxl_enumerate_decoders(cxlhdm, &info);
+ rc = devm_cxl_endpoint_decoders_setup(port);
if (rc)
return rc;
diff --git a/drivers/dax/device.c b/drivers/dax/device.c
index 2bb40a6060af..22999a402e02 100644
--- a/drivers/dax/device.c
+++ b/drivers/dax/device.c
@@ -13,8 +13,9 @@
#include "dax-private.h"
#include "bus.h"
-static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma,
- const char *func)
+static int __check_vma(struct dev_dax *dev_dax, vm_flags_t vm_flags,
+ unsigned long start, unsigned long end, struct file *file,
+ const char *func)
{
struct device *dev = &dev_dax->dev;
unsigned long mask;
@@ -23,7 +24,7 @@ static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma,
return -ENXIO;
/* prevent private mappings from being established */
- if ((vma->vm_flags & VM_MAYSHARE) != VM_MAYSHARE) {
+ if ((vm_flags & VM_MAYSHARE) != VM_MAYSHARE) {
dev_info_ratelimited(dev,
"%s: %s: fail, attempted private mapping\n",
current->comm, func);
@@ -31,15 +32,15 @@ static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma,
}
mask = dev_dax->align - 1;
- if (vma->vm_start & mask || vma->vm_end & mask) {
+ if (start & mask || end & mask) {
dev_info_ratelimited(dev,
"%s: %s: fail, unaligned vma (%#lx - %#lx, %#lx)\n",
- current->comm, func, vma->vm_start, vma->vm_end,
+ current->comm, func, start, end,
mask);
return -EINVAL;
}
- if (!vma_is_dax(vma)) {
+ if (!file_is_dax(file)) {
dev_info_ratelimited(dev,
"%s: %s: fail, vma is not DAX capable\n",
current->comm, func);
@@ -49,6 +50,13 @@ static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma,
return 0;
}
+static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma,
+ const char *func)
+{
+ return __check_vma(dev_dax, vma->vm_flags, vma->vm_start, vma->vm_end,
+ vma->vm_file, func);
+}
+
/* see "strong" declaration in tools/testing/nvdimm/dax-dev.c */
__weak phys_addr_t dax_pgoff_to_phys(struct dev_dax *dev_dax, pgoff_t pgoff,
unsigned long size)
@@ -285,8 +293,9 @@ static const struct vm_operations_struct dax_vm_ops = {
.pagesize = dev_dax_pagesize,
};
-static int dax_mmap(struct file *filp, struct vm_area_struct *vma)
+static int dax_mmap_prepare(struct vm_area_desc *desc)
{
+ struct file *filp = desc->file;
struct dev_dax *dev_dax = filp->private_data;
int rc, id;
@@ -297,13 +306,14 @@ static int dax_mmap(struct file *filp, struct vm_area_struct *vma)
* fault time.
*/
id = dax_read_lock();
- rc = check_vma(dev_dax, vma, __func__);
+ rc = __check_vma(dev_dax, desc->vm_flags, desc->start, desc->end, filp,
+ __func__);
dax_read_unlock(id);
if (rc)
return rc;
- vma->vm_ops = &dax_vm_ops;
- vm_flags_set(vma, VM_HUGEPAGE);
+ desc->vm_ops = &dax_vm_ops;
+ desc->vm_flags |= VM_HUGEPAGE;
return 0;
}
@@ -330,14 +340,13 @@ static unsigned long dax_get_unmapped_area(struct file *filp,
if ((off + len_align) < off)
goto out;
- addr_align = mm_get_unmapped_area(current->mm, filp, addr, len_align,
- pgoff, flags);
+ addr_align = mm_get_unmapped_area(filp, addr, len_align, pgoff, flags);
if (!IS_ERR_VALUE(addr_align)) {
addr_align += (off - addr_align) & (align - 1);
return addr_align;
}
out:
- return mm_get_unmapped_area(current->mm, filp, addr, len, pgoff, flags);
+ return mm_get_unmapped_area(filp, addr, len, pgoff, flags);
}
static const struct address_space_operations dev_dax_aops = {
@@ -377,7 +386,7 @@ static const struct file_operations dax_fops = {
.open = dax_open,
.release = dax_release,
.get_unmapped_area = dax_get_unmapped_area,
- .mmap = dax_mmap,
+ .mmap_prepare = dax_mmap_prepare,
.fop_flags = FOP_MMAP_SYNC,
};
diff --git a/drivers/dax/super.c b/drivers/dax/super.c
index 54c480e874cb..c00b9dff4a06 100644
--- a/drivers/dax/super.c
+++ b/drivers/dax/super.c
@@ -388,7 +388,7 @@ static const struct super_operations dax_sops = {
.alloc_inode = dax_alloc_inode,
.destroy_inode = dax_destroy_inode,
.free_inode = dax_free_inode,
- .drop_inode = generic_delete_inode,
+ .drop_inode = inode_just_drop,
};
static int dax_init_fs_context(struct fs_context *fc)
@@ -433,7 +433,7 @@ static struct dax_device *dax_dev_get(dev_t devt)
return NULL;
dax_dev = to_dax_dev(inode);
- if (inode->i_state & I_NEW) {
+ if (inode_state_read_once(inode) & I_NEW) {
set_bit(DAXDEV_ALIVE, &dax_dev->flags);
inode->i_cdev = &dax_dev->cdev;
inode->i_mode = S_IFCHR;
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 2e8d01d47f69..00979f2e0e27 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -20,6 +20,7 @@
#include <linux/stat.h>
#include <linux/pm_opp.h>
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/workqueue.h>
#include <linux/platform_device.h>
#include <linux/list.h>
@@ -28,7 +29,6 @@
#include <linux/of.h>
#include <linux/pm_qos.h>
#include <linux/units.h>
-#include "governor.h"
#define CREATE_TRACE_POINTS
#include <trace/events/devfreq.h>
diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c
index 0470d7c175f4..5e6e7e900bda 100644
--- a/drivers/devfreq/event/rockchip-dfi.c
+++ b/drivers/devfreq/event/rockchip-dfi.c
@@ -20,6 +20,7 @@
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/bitfield.h>
+#include <linux/hw_bitfield.h>
#include <linux/bits.h>
#include <linux/perf_event.h>
@@ -30,19 +31,16 @@
#define DMC_MAX_CHANNELS 4
-#define HIWORD_UPDATE(val, mask) ((val) | (mask) << 16)
-
/* DDRMON_CTRL */
#define DDRMON_CTRL 0x04
+#define DDRMON_CTRL_LPDDR5 BIT(6)
#define DDRMON_CTRL_DDR4 BIT(5)
#define DDRMON_CTRL_LPDDR4 BIT(4)
#define DDRMON_CTRL_HARDWARE_EN BIT(3)
#define DDRMON_CTRL_LPDDR23 BIT(2)
#define DDRMON_CTRL_SOFTWARE_EN BIT(1)
#define DDRMON_CTRL_TIMER_CNT_EN BIT(0)
-#define DDRMON_CTRL_DDR_TYPE_MASK (DDRMON_CTRL_DDR4 | \
- DDRMON_CTRL_LPDDR4 | \
- DDRMON_CTRL_LPDDR23)
+#define DDRMON_CTRL_LP5_BANK_MODE_MASK GENMASK(8, 7)
#define DDRMON_CH0_WR_NUM 0x20
#define DDRMON_CH0_RD_NUM 0x24
@@ -116,12 +114,63 @@ struct rockchip_dfi {
int buswidth[DMC_MAX_CHANNELS];
int ddrmon_stride;
bool ddrmon_ctrl_single;
+ u32 lp5_bank_mode;
+ bool lp5_ckr; /* true if in 4:1 command-to-data clock ratio mode */
+ unsigned int count_multiplier; /* number of data clocks per count */
};
+static int rockchip_dfi_ddrtype_to_ctrl(struct rockchip_dfi *dfi, u32 *ctrl)
+{
+ u32 ddrmon_ver;
+
+ switch (dfi->ddr_type) {
+ case ROCKCHIP_DDRTYPE_LPDDR2:
+ case ROCKCHIP_DDRTYPE_LPDDR3:
+ *ctrl = FIELD_PREP_WM16(DDRMON_CTRL_LPDDR23, 1) |
+ FIELD_PREP_WM16(DDRMON_CTRL_LPDDR4, 0) |
+ FIELD_PREP_WM16(DDRMON_CTRL_LPDDR5, 0);
+ break;
+ case ROCKCHIP_DDRTYPE_LPDDR4:
+ case ROCKCHIP_DDRTYPE_LPDDR4X:
+ *ctrl = FIELD_PREP_WM16(DDRMON_CTRL_LPDDR23, 0) |
+ FIELD_PREP_WM16(DDRMON_CTRL_LPDDR4, 1) |
+ FIELD_PREP_WM16(DDRMON_CTRL_LPDDR5, 0);
+ break;
+ case ROCKCHIP_DDRTYPE_LPDDR5:
+ ddrmon_ver = readl_relaxed(dfi->regs);
+ if (ddrmon_ver < 0x40) {
+ *ctrl = FIELD_PREP_WM16(DDRMON_CTRL_LPDDR23, 0) |
+ FIELD_PREP_WM16(DDRMON_CTRL_LPDDR4, 0) |
+ FIELD_PREP_WM16(DDRMON_CTRL_LPDDR5, 1) |
+ FIELD_PREP_WM16(DDRMON_CTRL_LP5_BANK_MODE_MASK,
+ dfi->lp5_bank_mode);
+ break;
+ }
+
+ /*
+ * As it is unknown whether the unpleasant special case
+ * behaviour used by the vendor kernel is needed for any
+ * shipping hardware, ask users to report if they have
+ * some of that hardware.
+ */
+ dev_err(&dfi->edev->dev,
+ "unsupported DDRMON version 0x%04X, please let linux-rockchip know!\n",
+ ddrmon_ver);
+ return -EOPNOTSUPP;
+ default:
+ dev_err(&dfi->edev->dev, "unsupported memory type 0x%X\n",
+ dfi->ddr_type);
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
static int rockchip_dfi_enable(struct rockchip_dfi *dfi)
{
void __iomem *dfi_regs = dfi->regs;
int i, ret = 0;
+ u32 ctrl;
mutex_lock(&dfi->mutex);
@@ -135,36 +184,26 @@ static int rockchip_dfi_enable(struct rockchip_dfi *dfi)
goto out;
}
+ ret = rockchip_dfi_ddrtype_to_ctrl(dfi, &ctrl);
+ if (ret)
+ goto out;
+
for (i = 0; i < dfi->max_channels; i++) {
- u32 ctrl = 0;
if (!(dfi->channel_mask & BIT(i)))
continue;
/* clear DDRMON_CTRL setting */
- writel_relaxed(HIWORD_UPDATE(0, DDRMON_CTRL_TIMER_CNT_EN |
- DDRMON_CTRL_SOFTWARE_EN | DDRMON_CTRL_HARDWARE_EN),
+ writel_relaxed(FIELD_PREP_WM16(DDRMON_CTRL_TIMER_CNT_EN, 0) |
+ FIELD_PREP_WM16(DDRMON_CTRL_SOFTWARE_EN, 0) |
+ FIELD_PREP_WM16(DDRMON_CTRL_HARDWARE_EN, 0),
dfi_regs + i * dfi->ddrmon_stride + DDRMON_CTRL);
- /* set ddr type to dfi */
- switch (dfi->ddr_type) {
- case ROCKCHIP_DDRTYPE_LPDDR2:
- case ROCKCHIP_DDRTYPE_LPDDR3:
- ctrl = DDRMON_CTRL_LPDDR23;
- break;
- case ROCKCHIP_DDRTYPE_LPDDR4:
- case ROCKCHIP_DDRTYPE_LPDDR4X:
- ctrl = DDRMON_CTRL_LPDDR4;
- break;
- default:
- break;
- }
-
- writel_relaxed(HIWORD_UPDATE(ctrl, DDRMON_CTRL_DDR_TYPE_MASK),
- dfi_regs + i * dfi->ddrmon_stride + DDRMON_CTRL);
+ writel_relaxed(ctrl, dfi_regs + i * dfi->ddrmon_stride +
+ DDRMON_CTRL);
/* enable count, use software mode */
- writel_relaxed(HIWORD_UPDATE(DDRMON_CTRL_SOFTWARE_EN, DDRMON_CTRL_SOFTWARE_EN),
+ writel_relaxed(FIELD_PREP_WM16(DDRMON_CTRL_SOFTWARE_EN, 1),
dfi_regs + i * dfi->ddrmon_stride + DDRMON_CTRL);
if (dfi->ddrmon_ctrl_single)
@@ -194,8 +233,8 @@ static void rockchip_dfi_disable(struct rockchip_dfi *dfi)
if (!(dfi->channel_mask & BIT(i)))
continue;
- writel_relaxed(HIWORD_UPDATE(0, DDRMON_CTRL_SOFTWARE_EN),
- dfi_regs + i * dfi->ddrmon_stride + DDRMON_CTRL);
+ writel_relaxed(FIELD_PREP_WM16(DDRMON_CTRL_SOFTWARE_EN, 0),
+ dfi_regs + i * dfi->ddrmon_stride + DDRMON_CTRL);
if (dfi->ddrmon_ctrl_single)
break;
@@ -435,7 +474,7 @@ static u64 rockchip_ddr_perf_event_get_count(struct perf_event *event)
switch (event->attr.config) {
case PERF_EVENT_CYCLES:
- count = total.c[0].clock_cycles;
+ count = total.c[0].clock_cycles * dfi->count_multiplier;
break;
case PERF_EVENT_READ_BYTES:
for (i = 0; i < dfi->max_channels; i++)
@@ -651,10 +690,14 @@ static int rockchip_ddr_perf_init(struct rockchip_dfi *dfi)
break;
case ROCKCHIP_DDRTYPE_LPDDR4:
case ROCKCHIP_DDRTYPE_LPDDR4X:
+ case ROCKCHIP_DDRTYPE_LPDDR5:
dfi->burst_len = 16;
break;
}
+ if (!dfi->count_multiplier)
+ dfi->count_multiplier = 1;
+
ret = perf_pmu_register(pmu, "rockchip_ddr", -1);
if (ret)
return ret;
@@ -726,7 +769,7 @@ static int rk3568_dfi_init(struct rockchip_dfi *dfi)
static int rk3588_dfi_init(struct rockchip_dfi *dfi)
{
struct regmap *regmap_pmu = dfi->regmap_pmu;
- u32 reg2, reg3, reg4;
+ u32 reg2, reg3, reg4, reg6;
regmap_read(regmap_pmu, RK3588_PMUGRF_OS_REG2, &reg2);
regmap_read(regmap_pmu, RK3588_PMUGRF_OS_REG3, &reg3);
@@ -751,6 +794,15 @@ static int rk3588_dfi_init(struct rockchip_dfi *dfi)
dfi->max_channels = 4;
dfi->ddrmon_stride = 0x4000;
+ dfi->count_multiplier = 2;
+
+ if (dfi->ddr_type == ROCKCHIP_DDRTYPE_LPDDR5) {
+ regmap_read(regmap_pmu, RK3588_PMUGRF_OS_REG6, &reg6);
+ dfi->lp5_bank_mode = FIELD_GET(RK3588_PMUGRF_OS_REG6_LP5_BANK_MODE, reg6) << 7;
+ dfi->lp5_ckr = FIELD_GET(RK3588_PMUGRF_OS_REG6_LP5_CKR, reg6);
+ if (dfi->lp5_ckr)
+ dfi->count_multiplier *= 2;
+ }
return 0;
};
diff --git a/drivers/devfreq/governor.h b/drivers/devfreq/governor.h
deleted file mode 100644
index 0adfebc0467a..000000000000
--- a/drivers/devfreq/governor.h
+++ /dev/null
@@ -1,127 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * governor.h - internal header for devfreq governors.
- *
- * Copyright (C) 2011 Samsung Electronics
- * MyungJoo Ham <myungjoo.ham@samsung.com>
- *
- * This header is for devfreq governors in drivers/devfreq/
- */
-
-#ifndef _GOVERNOR_H
-#define _GOVERNOR_H
-
-#include <linux/devfreq.h>
-
-#define DEVFREQ_NAME_LEN 16
-
-#define to_devfreq(DEV) container_of((DEV), struct devfreq, dev)
-
-/* Devfreq events */
-#define DEVFREQ_GOV_START 0x1
-#define DEVFREQ_GOV_STOP 0x2
-#define DEVFREQ_GOV_UPDATE_INTERVAL 0x3
-#define DEVFREQ_GOV_SUSPEND 0x4
-#define DEVFREQ_GOV_RESUME 0x5
-
-#define DEVFREQ_MIN_FREQ 0
-#define DEVFREQ_MAX_FREQ ULONG_MAX
-
-/*
- * Definition of the governor feature flags
- * - DEVFREQ_GOV_FLAG_IMMUTABLE
- * : This governor is never changeable to other governors.
- * - DEVFREQ_GOV_FLAG_IRQ_DRIVEN
- * : The devfreq won't schedule the work for this governor.
- */
-#define DEVFREQ_GOV_FLAG_IMMUTABLE BIT(0)
-#define DEVFREQ_GOV_FLAG_IRQ_DRIVEN BIT(1)
-
-/*
- * Definition of governor attribute flags except for common sysfs attributes
- * - DEVFREQ_GOV_ATTR_POLLING_INTERVAL
- * : Indicate polling_interval sysfs attribute
- * - DEVFREQ_GOV_ATTR_TIMER
- * : Indicate timer sysfs attribute
- */
-#define DEVFREQ_GOV_ATTR_POLLING_INTERVAL BIT(0)
-#define DEVFREQ_GOV_ATTR_TIMER BIT(1)
-
-/**
- * struct devfreq_cpu_data - Hold the per-cpu data
- * @node: list node
- * @dev: reference to cpu device.
- * @first_cpu: the cpumask of the first cpu of a policy.
- * @opp_table: reference to cpu opp table.
- * @cur_freq: the current frequency of the cpu.
- * @min_freq: the min frequency of the cpu.
- * @max_freq: the max frequency of the cpu.
- *
- * This structure stores the required cpu_data of a cpu.
- * This is auto-populated by the governor.
- */
-struct devfreq_cpu_data {
- struct list_head node;
-
- struct device *dev;
- unsigned int first_cpu;
-
- struct opp_table *opp_table;
- unsigned int cur_freq;
- unsigned int min_freq;
- unsigned int max_freq;
-};
-
-/**
- * struct devfreq_governor - Devfreq policy governor
- * @node: list node - contains registered devfreq governors
- * @name: Governor's name
- * @attrs: Governor's sysfs attribute flags
- * @flags: Governor's feature flags
- * @get_target_freq: Returns desired operating frequency for the device.
- * Basically, get_target_freq will run
- * devfreq_dev_profile.get_dev_status() to get the
- * status of the device (load = busy_time / total_time).
- * @event_handler: Callback for devfreq core framework to notify events
- * to governors. Events include per device governor
- * init and exit, opp changes out of devfreq, suspend
- * and resume of per device devfreq during device idle.
- *
- * Note that the callbacks are called with devfreq->lock locked by devfreq.
- */
-struct devfreq_governor {
- struct list_head node;
-
- const char name[DEVFREQ_NAME_LEN];
- const u64 attrs;
- const u64 flags;
- int (*get_target_freq)(struct devfreq *this, unsigned long *freq);
- int (*event_handler)(struct devfreq *devfreq,
- unsigned int event, void *data);
-};
-
-void devfreq_monitor_start(struct devfreq *devfreq);
-void devfreq_monitor_stop(struct devfreq *devfreq);
-void devfreq_monitor_suspend(struct devfreq *devfreq);
-void devfreq_monitor_resume(struct devfreq *devfreq);
-void devfreq_update_interval(struct devfreq *devfreq, unsigned int *delay);
-
-int devfreq_add_governor(struct devfreq_governor *governor);
-int devfreq_remove_governor(struct devfreq_governor *governor);
-
-int devm_devfreq_add_governor(struct device *dev,
- struct devfreq_governor *governor);
-
-int devfreq_update_status(struct devfreq *devfreq, unsigned long freq);
-int devfreq_update_target(struct devfreq *devfreq, unsigned long freq);
-void devfreq_get_freq_range(struct devfreq *devfreq, unsigned long *min_freq,
- unsigned long *max_freq);
-
-static inline int devfreq_update_stats(struct devfreq *df)
-{
- if (!df->profile->get_dev_status)
- return -EINVAL;
-
- return df->profile->get_dev_status(df->dev.parent, &df->last_status);
-}
-#endif /* _GOVERNOR_H */
diff --git a/drivers/devfreq/governor_passive.c b/drivers/devfreq/governor_passive.c
index 953cf9a1e9f7..8cd6f9a59f64 100644
--- a/drivers/devfreq/governor_passive.c
+++ b/drivers/devfreq/governor_passive.c
@@ -14,8 +14,33 @@
#include <linux/slab.h>
#include <linux/device.h>
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/units.h>
-#include "governor.h"
+
+/**
+ * struct devfreq_cpu_data - Hold the per-cpu data
+ * @node: list node
+ * @dev: reference to cpu device.
+ * @first_cpu: the cpumask of the first cpu of a policy.
+ * @opp_table: reference to cpu opp table.
+ * @cur_freq: the current frequency of the cpu.
+ * @min_freq: the min frequency of the cpu.
+ * @max_freq: the max frequency of the cpu.
+ *
+ * This structure stores the required cpu_data of a cpu.
+ * This is auto-populated by the governor.
+ */
+struct devfreq_cpu_data {
+ struct list_head node;
+
+ struct device *dev;
+ unsigned int first_cpu;
+
+ struct opp_table *opp_table;
+ unsigned int cur_freq;
+ unsigned int min_freq;
+ unsigned int max_freq;
+};
static struct devfreq_cpu_data *
get_parent_cpu_data(struct devfreq_passive_data *p_data,
diff --git a/drivers/devfreq/governor_performance.c b/drivers/devfreq/governor_performance.c
index 2e4e981446fa..fdb22bf512cf 100644
--- a/drivers/devfreq/governor_performance.c
+++ b/drivers/devfreq/governor_performance.c
@@ -7,8 +7,8 @@
*/
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/module.h>
-#include "governor.h"
static int devfreq_performance_func(struct devfreq *df,
unsigned long *freq)
diff --git a/drivers/devfreq/governor_powersave.c b/drivers/devfreq/governor_powersave.c
index f059e8814804..ee2d6ec8a512 100644
--- a/drivers/devfreq/governor_powersave.c
+++ b/drivers/devfreq/governor_powersave.c
@@ -7,8 +7,8 @@
*/
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/module.h>
-#include "governor.h"
static int devfreq_powersave_func(struct devfreq *df,
unsigned long *freq)
diff --git a/drivers/devfreq/governor_simpleondemand.c b/drivers/devfreq/governor_simpleondemand.c
index c23435736367..ac9c5e9e51a4 100644
--- a/drivers/devfreq/governor_simpleondemand.c
+++ b/drivers/devfreq/governor_simpleondemand.c
@@ -9,12 +9,12 @@
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/math64.h>
-#include "governor.h"
/* Default constants for DevFreq-Simple-Ondemand (DFSO) */
#define DFSO_UPTHRESHOLD (90)
-#define DFSO_DOWNDIFFERENCTIAL (5)
+#define DFSO_DOWNDIFFERENTIAL (5)
static int devfreq_simple_ondemand_func(struct devfreq *df,
unsigned long *freq)
{
@@ -22,7 +22,7 @@ static int devfreq_simple_ondemand_func(struct devfreq *df,
struct devfreq_dev_status *stat;
unsigned long long a, b;
unsigned int dfso_upthreshold = DFSO_UPTHRESHOLD;
- unsigned int dfso_downdifferential = DFSO_DOWNDIFFERENCTIAL;
+ unsigned int dfso_downdifferential = DFSO_DOWNDIFFERENTIAL;
struct devfreq_simple_ondemand_data *data = df->data;
err = devfreq_update_stats(df);
diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c
index 175de0c0b50e..395174f93960 100644
--- a/drivers/devfreq/governor_userspace.c
+++ b/drivers/devfreq/governor_userspace.c
@@ -9,11 +9,11 @@
#include <linux/slab.h>
#include <linux/device.h>
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/kstrtox.h>
#include <linux/pm.h>
#include <linux/mutex.h>
#include <linux/module.h>
-#include "governor.h"
struct userspace_data {
unsigned long user_frequency;
diff --git a/drivers/devfreq/hisi_uncore_freq.c b/drivers/devfreq/hisi_uncore_freq.c
index 96d1815059e3..4d00d813c8ac 100644
--- a/drivers/devfreq/hisi_uncore_freq.c
+++ b/drivers/devfreq/hisi_uncore_freq.c
@@ -9,6 +9,7 @@
#include <linux/bits.h>
#include <linux/cleanup.h>
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/device.h>
#include <linux/dev_printk.h>
#include <linux/errno.h>
@@ -26,8 +27,6 @@
#include <linux/units.h>
#include <acpi/pcc.h>
-#include "governor.h"
-
struct hisi_uncore_pcc_data {
u16 status;
u16 resv;
@@ -265,10 +264,11 @@ static int hisi_uncore_target(struct device *dev, unsigned long *freq,
dev_err(dev, "Failed to get opp for freq %lu hz\n", *freq);
return PTR_ERR(opp);
}
- dev_pm_opp_put(opp);
data = (u32)(dev_pm_opp_get_freq(opp) / HZ_PER_MHZ);
+ dev_pm_opp_put(opp);
+
return hisi_uncore_cmd_send(uncore, HUCF_PCC_CMD_SET_FREQ, &data);
}
diff --git a/drivers/devfreq/mtk-cci-devfreq.c b/drivers/devfreq/mtk-cci-devfreq.c
index 22fe9e631f8a..4c22be728f6a 100644
--- a/drivers/devfreq/mtk-cci-devfreq.c
+++ b/drivers/devfreq/mtk-cci-devfreq.c
@@ -86,7 +86,7 @@ static int mtk_ccifreq_set_voltage(struct mtk_ccifreq_drv *drv, int new_voltage)
soc_data->sram_max_volt);
return ret;
}
- } else if (pre_voltage > new_voltage) {
+ } else {
voltage = max(new_voltage,
pre_vsram - soc_data->max_volt_shift);
ret = regulator_set_voltage(drv->proc_reg, voltage,
@@ -386,7 +386,8 @@ out_disable_cci_clk:
out_free_resources:
if (regulator_is_enabled(drv->proc_reg))
regulator_disable(drv->proc_reg);
- if (drv->sram_reg && regulator_is_enabled(drv->sram_reg))
+ if (!IS_ERR_OR_NULL(drv->sram_reg) &&
+ regulator_is_enabled(drv->sram_reg))
regulator_disable(drv->sram_reg);
return ret;
diff --git a/drivers/devfreq/tegra30-devfreq.c b/drivers/devfreq/tegra30-devfreq.c
index 4a4f0106ab9d..8b57194ac698 100644
--- a/drivers/devfreq/tegra30-devfreq.c
+++ b/drivers/devfreq/tegra30-devfreq.c
@@ -9,9 +9,11 @@
#include <linux/clk.h>
#include <linux/cpufreq.h>
#include <linux/devfreq.h>
+#include <linux/devfreq-governor.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/irq.h>
+#include <linux/minmax.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
@@ -21,8 +23,6 @@
#include <soc/tegra/fuse.h>
-#include "governor.h"
-
#define ACTMON_GLB_STATUS 0x0
#define ACTMON_GLB_PERIOD_CTRL 0x4
@@ -326,14 +326,9 @@ static unsigned long actmon_cpu_to_emc_rate(struct tegra_devfreq *tegra,
unsigned int i;
const struct tegra_actmon_emc_ratio *ratio = actmon_emc_ratios;
- for (i = 0; i < ARRAY_SIZE(actmon_emc_ratios); i++, ratio++) {
- if (cpu_freq >= ratio->cpu_freq) {
- if (ratio->emc_freq >= tegra->max_freq)
- return tegra->max_freq;
- else
- return ratio->emc_freq;
- }
- }
+ for (i = 0; i < ARRAY_SIZE(actmon_emc_ratios); i++, ratio++)
+ if (cpu_freq >= ratio->cpu_freq)
+ return min(ratio->emc_freq, tegra->max_freq);
return 0;
}
diff --git a/drivers/dibs/Kconfig b/drivers/dibs/Kconfig
new file mode 100644
index 000000000000..5dc347b9b235
--- /dev/null
+++ b/drivers/dibs/Kconfig
@@ -0,0 +1,23 @@
+# SPDX-License-Identifier: GPL-2.0
+config DIBS
+ tristate "DIBS support"
+ default n
+ help
+ Direct Internal Buffer Sharing (DIBS)
+ A communication method that uses common physical (internal) memory
+ for synchronous direct access into a remote buffer.
+
+ Select this option to provide the abstraction layer between
+ dibs devices and dibs clients like the SMC protocol.
+ The module name is dibs.
+
+config DIBS_LO
+ bool "intra-OS shortcut with dibs loopback"
+ depends on DIBS
+ default n
+ help
+ DIBS_LO enables the creation of an software-emulated dibs device
+ named lo which can be used for transferring data when communication
+ occurs within the same OS. This helps in convenient testing of
+ dibs clients, since dibs loopback is independent of architecture or
+ hardware.
diff --git a/drivers/dibs/Makefile b/drivers/dibs/Makefile
new file mode 100644
index 000000000000..85805490c77f
--- /dev/null
+++ b/drivers/dibs/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# DIBS class module
+#
+
+dibs-y += dibs_main.o
+obj-$(CONFIG_DIBS) += dibs.o
+dibs-$(CONFIG_DIBS_LO) += dibs_loopback.o \ No newline at end of file
diff --git a/drivers/dibs/dibs_loopback.c b/drivers/dibs/dibs_loopback.c
new file mode 100644
index 000000000000..aa029e29c6b2
--- /dev/null
+++ b/drivers/dibs/dibs_loopback.c
@@ -0,0 +1,361 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Functions for dibs loopback/loopback-ism device.
+ *
+ * Copyright (c) 2024, Alibaba Inc.
+ *
+ * Author: Wen Gu <guwen@linux.alibaba.com>
+ * Tony Lu <tonylu@linux.alibaba.com>
+ *
+ */
+
+#include <linux/bitops.h>
+#include <linux/device.h>
+#include <linux/dibs.h>
+#include <linux/mm.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+
+#include "dibs_loopback.h"
+
+#define DIBS_LO_SUPPORT_NOCOPY 0x1
+#define DIBS_DMA_ADDR_INVALID (~(dma_addr_t)0)
+
+static const char dibs_lo_dev_name[] = "lo";
+/* global loopback device */
+static struct dibs_lo_dev *lo_dev;
+
+static u16 dibs_lo_get_fabric_id(struct dibs_dev *dibs)
+{
+ return DIBS_LOOPBACK_FABRIC;
+}
+
+static int dibs_lo_query_rgid(struct dibs_dev *dibs, const uuid_t *rgid,
+ u32 vid_valid, u32 vid)
+{
+ /* rgid should be the same as lgid */
+ if (!uuid_equal(rgid, &dibs->gid))
+ return -ENETUNREACH;
+ return 0;
+}
+
+static int dibs_lo_max_dmbs(void)
+{
+ return DIBS_LO_MAX_DMBS;
+}
+
+static int dibs_lo_register_dmb(struct dibs_dev *dibs, struct dibs_dmb *dmb,
+ struct dibs_client *client)
+{
+ struct dibs_lo_dmb_node *dmb_node, *tmp_node;
+ struct dibs_lo_dev *ldev;
+ struct folio *folio;
+ unsigned long flags;
+ int sba_idx, rc;
+
+ ldev = dibs->drv_priv;
+ sba_idx = dmb->idx;
+ /* check space for new dmb */
+ for_each_clear_bit(sba_idx, ldev->sba_idx_mask, DIBS_LO_MAX_DMBS) {
+ if (!test_and_set_bit(sba_idx, ldev->sba_idx_mask))
+ break;
+ }
+ if (sba_idx == DIBS_LO_MAX_DMBS)
+ return -ENOSPC;
+
+ dmb_node = kzalloc(sizeof(*dmb_node), GFP_KERNEL);
+ if (!dmb_node) {
+ rc = -ENOMEM;
+ goto err_bit;
+ }
+
+ dmb_node->sba_idx = sba_idx;
+ dmb_node->len = dmb->dmb_len;
+
+ /* not critical; fail under memory pressure and fallback to TCP */
+ folio = folio_alloc(GFP_KERNEL | __GFP_NOWARN | __GFP_NOMEMALLOC |
+ __GFP_NORETRY | __GFP_ZERO,
+ get_order(dmb_node->len));
+ if (!folio) {
+ rc = -ENOMEM;
+ goto err_node;
+ }
+ dmb_node->cpu_addr = folio_address(folio);
+ dmb_node->dma_addr = DIBS_DMA_ADDR_INVALID;
+ refcount_set(&dmb_node->refcnt, 1);
+
+again:
+ /* add new dmb into hash table */
+ get_random_bytes(&dmb_node->token, sizeof(dmb_node->token));
+ write_lock_bh(&ldev->dmb_ht_lock);
+ hash_for_each_possible(ldev->dmb_ht, tmp_node, list, dmb_node->token) {
+ if (tmp_node->token == dmb_node->token) {
+ write_unlock_bh(&ldev->dmb_ht_lock);
+ goto again;
+ }
+ }
+ hash_add(ldev->dmb_ht, &dmb_node->list, dmb_node->token);
+ write_unlock_bh(&ldev->dmb_ht_lock);
+ atomic_inc(&ldev->dmb_cnt);
+
+ dmb->idx = dmb_node->sba_idx;
+ dmb->dmb_tok = dmb_node->token;
+ dmb->cpu_addr = dmb_node->cpu_addr;
+ dmb->dma_addr = dmb_node->dma_addr;
+ dmb->dmb_len = dmb_node->len;
+
+ spin_lock_irqsave(&dibs->lock, flags);
+ dibs->dmb_clientid_arr[sba_idx] = client->id;
+ spin_unlock_irqrestore(&dibs->lock, flags);
+
+ return 0;
+
+err_node:
+ kfree(dmb_node);
+err_bit:
+ clear_bit(sba_idx, ldev->sba_idx_mask);
+ return rc;
+}
+
+static void __dibs_lo_unregister_dmb(struct dibs_lo_dev *ldev,
+ struct dibs_lo_dmb_node *dmb_node)
+{
+ /* remove dmb from hash table */
+ write_lock_bh(&ldev->dmb_ht_lock);
+ hash_del(&dmb_node->list);
+ write_unlock_bh(&ldev->dmb_ht_lock);
+
+ clear_bit(dmb_node->sba_idx, ldev->sba_idx_mask);
+ folio_put(virt_to_folio(dmb_node->cpu_addr));
+ kfree(dmb_node);
+
+ if (atomic_dec_and_test(&ldev->dmb_cnt))
+ wake_up(&ldev->ldev_release);
+}
+
+static int dibs_lo_unregister_dmb(struct dibs_dev *dibs, struct dibs_dmb *dmb)
+{
+ struct dibs_lo_dmb_node *dmb_node = NULL, *tmp_node;
+ struct dibs_lo_dev *ldev;
+ unsigned long flags;
+
+ ldev = dibs->drv_priv;
+
+ /* find dmb from hash table */
+ read_lock_bh(&ldev->dmb_ht_lock);
+ hash_for_each_possible(ldev->dmb_ht, tmp_node, list, dmb->dmb_tok) {
+ if (tmp_node->token == dmb->dmb_tok) {
+ dmb_node = tmp_node;
+ break;
+ }
+ }
+ read_unlock_bh(&ldev->dmb_ht_lock);
+ if (!dmb_node)
+ return -EINVAL;
+
+ if (refcount_dec_and_test(&dmb_node->refcnt)) {
+ spin_lock_irqsave(&dibs->lock, flags);
+ dibs->dmb_clientid_arr[dmb_node->sba_idx] = NO_DIBS_CLIENT;
+ spin_unlock_irqrestore(&dibs->lock, flags);
+
+ __dibs_lo_unregister_dmb(ldev, dmb_node);
+ }
+ return 0;
+}
+
+static int dibs_lo_support_dmb_nocopy(struct dibs_dev *dibs)
+{
+ return DIBS_LO_SUPPORT_NOCOPY;
+}
+
+static int dibs_lo_attach_dmb(struct dibs_dev *dibs, struct dibs_dmb *dmb)
+{
+ struct dibs_lo_dmb_node *dmb_node = NULL, *tmp_node;
+ struct dibs_lo_dev *ldev;
+
+ ldev = dibs->drv_priv;
+
+ /* find dmb_node according to dmb->dmb_tok */
+ read_lock_bh(&ldev->dmb_ht_lock);
+ hash_for_each_possible(ldev->dmb_ht, tmp_node, list, dmb->dmb_tok) {
+ if (tmp_node->token == dmb->dmb_tok) {
+ dmb_node = tmp_node;
+ break;
+ }
+ }
+ if (!dmb_node) {
+ read_unlock_bh(&ldev->dmb_ht_lock);
+ return -EINVAL;
+ }
+ read_unlock_bh(&ldev->dmb_ht_lock);
+
+ if (!refcount_inc_not_zero(&dmb_node->refcnt))
+ /* the dmb is being unregistered, but has
+ * not been removed from the hash table.
+ */
+ return -EINVAL;
+
+ /* provide dmb information */
+ dmb->idx = dmb_node->sba_idx;
+ dmb->dmb_tok = dmb_node->token;
+ dmb->cpu_addr = dmb_node->cpu_addr;
+ dmb->dma_addr = dmb_node->dma_addr;
+ dmb->dmb_len = dmb_node->len;
+ return 0;
+}
+
+static int dibs_lo_detach_dmb(struct dibs_dev *dibs, u64 token)
+{
+ struct dibs_lo_dmb_node *dmb_node = NULL, *tmp_node;
+ struct dibs_lo_dev *ldev;
+
+ ldev = dibs->drv_priv;
+
+ /* find dmb_node according to dmb->dmb_tok */
+ read_lock_bh(&ldev->dmb_ht_lock);
+ hash_for_each_possible(ldev->dmb_ht, tmp_node, list, token) {
+ if (tmp_node->token == token) {
+ dmb_node = tmp_node;
+ break;
+ }
+ }
+ if (!dmb_node) {
+ read_unlock_bh(&ldev->dmb_ht_lock);
+ return -EINVAL;
+ }
+ read_unlock_bh(&ldev->dmb_ht_lock);
+
+ if (refcount_dec_and_test(&dmb_node->refcnt))
+ __dibs_lo_unregister_dmb(ldev, dmb_node);
+ return 0;
+}
+
+static int dibs_lo_move_data(struct dibs_dev *dibs, u64 dmb_tok,
+ unsigned int idx, bool sf, unsigned int offset,
+ void *data, unsigned int size)
+{
+ struct dibs_lo_dmb_node *rmb_node = NULL, *tmp_node;
+ struct dibs_lo_dev *ldev;
+ u16 s_mask;
+ u8 client_id;
+ u32 sba_idx;
+
+ ldev = dibs->drv_priv;
+
+ read_lock_bh(&ldev->dmb_ht_lock);
+ hash_for_each_possible(ldev->dmb_ht, tmp_node, list, dmb_tok) {
+ if (tmp_node->token == dmb_tok) {
+ rmb_node = tmp_node;
+ break;
+ }
+ }
+ if (!rmb_node) {
+ read_unlock_bh(&ldev->dmb_ht_lock);
+ return -EINVAL;
+ }
+ memcpy((char *)rmb_node->cpu_addr + offset, data, size);
+ sba_idx = rmb_node->sba_idx;
+ read_unlock_bh(&ldev->dmb_ht_lock);
+
+ if (!sf)
+ return 0;
+
+ spin_lock(&dibs->lock);
+ client_id = dibs->dmb_clientid_arr[sba_idx];
+ s_mask = ror16(0x1000, idx);
+ if (likely(client_id != NO_DIBS_CLIENT && dibs->subs[client_id]))
+ dibs->subs[client_id]->ops->handle_irq(dibs, sba_idx, s_mask);
+ spin_unlock(&dibs->lock);
+
+ return 0;
+}
+
+static const struct dibs_dev_ops dibs_lo_ops = {
+ .get_fabric_id = dibs_lo_get_fabric_id,
+ .query_remote_gid = dibs_lo_query_rgid,
+ .max_dmbs = dibs_lo_max_dmbs,
+ .register_dmb = dibs_lo_register_dmb,
+ .unregister_dmb = dibs_lo_unregister_dmb,
+ .move_data = dibs_lo_move_data,
+ .support_mmapped_rdmb = dibs_lo_support_dmb_nocopy,
+ .attach_dmb = dibs_lo_attach_dmb,
+ .detach_dmb = dibs_lo_detach_dmb,
+};
+
+static void dibs_lo_dev_init(struct dibs_lo_dev *ldev)
+{
+ rwlock_init(&ldev->dmb_ht_lock);
+ hash_init(ldev->dmb_ht);
+ atomic_set(&ldev->dmb_cnt, 0);
+ init_waitqueue_head(&ldev->ldev_release);
+}
+
+static void dibs_lo_dev_exit(struct dibs_lo_dev *ldev)
+{
+ if (atomic_read(&ldev->dmb_cnt))
+ wait_event(ldev->ldev_release, !atomic_read(&ldev->dmb_cnt));
+}
+
+static int dibs_lo_dev_probe(void)
+{
+ struct dibs_lo_dev *ldev;
+ struct dibs_dev *dibs;
+ int ret;
+
+ ldev = kzalloc(sizeof(*ldev), GFP_KERNEL);
+ if (!ldev)
+ return -ENOMEM;
+
+ dibs = dibs_dev_alloc();
+ if (!dibs) {
+ kfree(ldev);
+ return -ENOMEM;
+ }
+
+ ldev->dibs = dibs;
+ dibs->drv_priv = ldev;
+ dibs_lo_dev_init(ldev);
+ uuid_gen(&dibs->gid);
+ dibs->ops = &dibs_lo_ops;
+
+ dibs->dev.parent = NULL;
+ dev_set_name(&dibs->dev, "%s", dibs_lo_dev_name);
+
+ ret = dibs_dev_add(dibs);
+ if (ret)
+ goto err_reg;
+ lo_dev = ldev;
+ return 0;
+
+err_reg:
+ kfree(dibs->dmb_clientid_arr);
+ /* pairs with dibs_dev_alloc() */
+ put_device(&dibs->dev);
+ kfree(ldev);
+
+ return ret;
+}
+
+static void dibs_lo_dev_remove(void)
+{
+ if (!lo_dev)
+ return;
+
+ dibs_dev_del(lo_dev->dibs);
+ dibs_lo_dev_exit(lo_dev);
+ /* pairs with dibs_dev_alloc() */
+ put_device(&lo_dev->dibs->dev);
+ kfree(lo_dev);
+ lo_dev = NULL;
+}
+
+int dibs_loopback_init(void)
+{
+ return dibs_lo_dev_probe();
+}
+
+void dibs_loopback_exit(void)
+{
+ dibs_lo_dev_remove();
+}
diff --git a/drivers/dibs/dibs_loopback.h b/drivers/dibs/dibs_loopback.h
new file mode 100644
index 000000000000..0664f6a8e662
--- /dev/null
+++ b/drivers/dibs/dibs_loopback.h
@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * dibs loopback (aka loopback-ism) device structure definitions.
+ *
+ * Copyright (c) 2024, Alibaba Inc.
+ *
+ * Author: Wen Gu <guwen@linux.alibaba.com>
+ * Tony Lu <tonylu@linux.alibaba.com>
+ *
+ */
+
+#ifndef _DIBS_LOOPBACK_H
+#define _DIBS_LOOPBACK_H
+
+#include <linux/dibs.h>
+#include <linux/hashtable.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+#include <linux/wait.h>
+
+#if IS_ENABLED(CONFIG_DIBS_LO)
+#define DIBS_LO_DMBS_HASH_BITS 12
+#define DIBS_LO_MAX_DMBS 5000
+
+struct dibs_lo_dmb_node {
+ struct hlist_node list;
+ u64 token;
+ u32 len;
+ u32 sba_idx;
+ void *cpu_addr;
+ dma_addr_t dma_addr;
+ refcount_t refcnt;
+};
+
+struct dibs_lo_dev {
+ struct dibs_dev *dibs;
+ atomic_t dmb_cnt;
+ rwlock_t dmb_ht_lock;
+ DECLARE_BITMAP(sba_idx_mask, DIBS_LO_MAX_DMBS);
+ DECLARE_HASHTABLE(dmb_ht, DIBS_LO_DMBS_HASH_BITS);
+ wait_queue_head_t ldev_release;
+};
+
+int dibs_loopback_init(void);
+void dibs_loopback_exit(void);
+#else
+static inline int dibs_loopback_init(void)
+{
+ return 0;
+}
+
+static inline void dibs_loopback_exit(void)
+{
+}
+#endif
+
+#endif /* _DIBS_LOOPBACK_H */
diff --git a/drivers/dibs/dibs_main.c b/drivers/dibs/dibs_main.c
new file mode 100644
index 000000000000..b8c16586706c
--- /dev/null
+++ b/drivers/dibs/dibs_main.c
@@ -0,0 +1,274 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * DIBS - Direct Internal Buffer Sharing
+ *
+ * Implementation of the DIBS class module
+ *
+ * Copyright IBM Corp. 2025
+ */
+#define pr_fmt(fmt) "dibs: " fmt
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/err.h>
+#include <linux/dibs.h>
+
+#include "dibs_loopback.h"
+
+MODULE_DESCRIPTION("Direct Internal Buffer Sharing class");
+MODULE_LICENSE("GPL");
+
+static struct class *dibs_class;
+
+/* use an array rather a list for fast mapping: */
+static struct dibs_client *clients[MAX_DIBS_CLIENTS];
+static u8 max_client;
+static DEFINE_MUTEX(clients_lock);
+struct dibs_dev_list {
+ struct list_head list;
+ struct mutex mutex; /* protects dibs device list */
+};
+
+static struct dibs_dev_list dibs_dev_list = {
+ .list = LIST_HEAD_INIT(dibs_dev_list.list),
+ .mutex = __MUTEX_INITIALIZER(dibs_dev_list.mutex),
+};
+
+static void dibs_setup_forwarding(struct dibs_client *client,
+ struct dibs_dev *dibs)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&dibs->lock, flags);
+ dibs->subs[client->id] = client;
+ spin_unlock_irqrestore(&dibs->lock, flags);
+}
+
+int dibs_register_client(struct dibs_client *client)
+{
+ struct dibs_dev *dibs;
+ int i, rc = -ENOSPC;
+
+ mutex_lock(&dibs_dev_list.mutex);
+ mutex_lock(&clients_lock);
+ for (i = 0; i < MAX_DIBS_CLIENTS; ++i) {
+ if (!clients[i]) {
+ clients[i] = client;
+ client->id = i;
+ if (i == max_client)
+ max_client++;
+ rc = 0;
+ break;
+ }
+ }
+ mutex_unlock(&clients_lock);
+
+ if (i < MAX_DIBS_CLIENTS) {
+ /* initialize with all devices that we got so far */
+ list_for_each_entry(dibs, &dibs_dev_list.list, list) {
+ dibs->priv[i] = NULL;
+ client->ops->add_dev(dibs);
+ dibs_setup_forwarding(client, dibs);
+ }
+ }
+ mutex_unlock(&dibs_dev_list.mutex);
+
+ return rc;
+}
+EXPORT_SYMBOL_GPL(dibs_register_client);
+
+int dibs_unregister_client(struct dibs_client *client)
+{
+ struct dibs_dev *dibs;
+ unsigned long flags;
+ int max_dmbs;
+ int rc = 0;
+
+ mutex_lock(&dibs_dev_list.mutex);
+ list_for_each_entry(dibs, &dibs_dev_list.list, list) {
+ spin_lock_irqsave(&dibs->lock, flags);
+ max_dmbs = dibs->ops->max_dmbs();
+ for (int i = 0; i < max_dmbs; ++i) {
+ if (dibs->dmb_clientid_arr[i] == client->id) {
+ WARN(1, "%s: attempt to unregister '%s' with registered dmb(s)\n",
+ __func__, client->name);
+ rc = -EBUSY;
+ goto err_reg_dmb;
+ }
+ }
+ /* Stop forwarding IRQs and events */
+ dibs->subs[client->id] = NULL;
+ spin_unlock_irqrestore(&dibs->lock, flags);
+ clients[client->id]->ops->del_dev(dibs);
+ dibs->priv[client->id] = NULL;
+ }
+
+ mutex_lock(&clients_lock);
+ clients[client->id] = NULL;
+ if (client->id + 1 == max_client)
+ max_client--;
+ mutex_unlock(&clients_lock);
+
+ mutex_unlock(&dibs_dev_list.mutex);
+ return rc;
+
+err_reg_dmb:
+ spin_unlock_irqrestore(&dibs->lock, flags);
+ mutex_unlock(&dibs_dev_list.mutex);
+ return rc;
+}
+EXPORT_SYMBOL_GPL(dibs_unregister_client);
+
+static void dibs_dev_release(struct device *dev)
+{
+ struct dibs_dev *dibs;
+
+ dibs = container_of(dev, struct dibs_dev, dev);
+
+ kfree(dibs);
+}
+
+struct dibs_dev *dibs_dev_alloc(void)
+{
+ struct dibs_dev *dibs;
+
+ dibs = kzalloc(sizeof(*dibs), GFP_KERNEL);
+ if (!dibs)
+ return dibs;
+ dibs->dev.release = dibs_dev_release;
+ dibs->dev.class = dibs_class;
+ device_initialize(&dibs->dev);
+
+ return dibs;
+}
+EXPORT_SYMBOL_GPL(dibs_dev_alloc);
+
+static ssize_t gid_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct dibs_dev *dibs;
+
+ dibs = container_of(dev, struct dibs_dev, dev);
+
+ return sysfs_emit(buf, "%pUb\n", &dibs->gid);
+}
+static DEVICE_ATTR_RO(gid);
+
+static ssize_t fabric_id_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct dibs_dev *dibs;
+ u16 fabric_id;
+
+ dibs = container_of(dev, struct dibs_dev, dev);
+ fabric_id = dibs->ops->get_fabric_id(dibs);
+
+ return sysfs_emit(buf, "0x%04x\n", fabric_id);
+}
+static DEVICE_ATTR_RO(fabric_id);
+
+static struct attribute *dibs_dev_attrs[] = {
+ &dev_attr_gid.attr,
+ &dev_attr_fabric_id.attr,
+ NULL,
+};
+
+static const struct attribute_group dibs_dev_attr_group = {
+ .attrs = dibs_dev_attrs,
+};
+
+int dibs_dev_add(struct dibs_dev *dibs)
+{
+ int max_dmbs;
+ int i, ret;
+
+ max_dmbs = dibs->ops->max_dmbs();
+ spin_lock_init(&dibs->lock);
+ dibs->dmb_clientid_arr = kzalloc(max_dmbs, GFP_KERNEL);
+ if (!dibs->dmb_clientid_arr)
+ return -ENOMEM;
+ memset(dibs->dmb_clientid_arr, NO_DIBS_CLIENT, max_dmbs);
+
+ ret = device_add(&dibs->dev);
+ if (ret)
+ goto free_client_arr;
+
+ ret = sysfs_create_group(&dibs->dev.kobj, &dibs_dev_attr_group);
+ if (ret) {
+ dev_err(&dibs->dev, "sysfs_create_group failed for dibs_dev\n");
+ goto err_device_del;
+ }
+ mutex_lock(&dibs_dev_list.mutex);
+ mutex_lock(&clients_lock);
+ for (i = 0; i < max_client; ++i) {
+ if (clients[i]) {
+ clients[i]->ops->add_dev(dibs);
+ dibs_setup_forwarding(clients[i], dibs);
+ }
+ }
+ mutex_unlock(&clients_lock);
+ list_add(&dibs->list, &dibs_dev_list.list);
+ mutex_unlock(&dibs_dev_list.mutex);
+
+ return 0;
+
+err_device_del:
+ device_del(&dibs->dev);
+free_client_arr:
+ kfree(dibs->dmb_clientid_arr);
+ return ret;
+
+}
+EXPORT_SYMBOL_GPL(dibs_dev_add);
+
+void dibs_dev_del(struct dibs_dev *dibs)
+{
+ unsigned long flags;
+ int i;
+
+ sysfs_remove_group(&dibs->dev.kobj, &dibs_dev_attr_group);
+
+ spin_lock_irqsave(&dibs->lock, flags);
+ for (i = 0; i < MAX_DIBS_CLIENTS; ++i)
+ dibs->subs[i] = NULL;
+ spin_unlock_irqrestore(&dibs->lock, flags);
+
+ mutex_lock(&dibs_dev_list.mutex);
+ mutex_lock(&clients_lock);
+ for (i = 0; i < max_client; ++i) {
+ if (clients[i])
+ clients[i]->ops->del_dev(dibs);
+ }
+ mutex_unlock(&clients_lock);
+ list_del_init(&dibs->list);
+ mutex_unlock(&dibs_dev_list.mutex);
+
+ device_del(&dibs->dev);
+ kfree(dibs->dmb_clientid_arr);
+}
+EXPORT_SYMBOL_GPL(dibs_dev_del);
+
+static int __init dibs_init(void)
+{
+ int rc;
+
+ dibs_class = class_create("dibs");
+ if (IS_ERR(dibs_class))
+ return PTR_ERR(dibs_class);
+
+ rc = dibs_loopback_init();
+ if (rc)
+ pr_err("%s fails with %d\n", __func__, rc);
+
+ return rc;
+}
+
+static void __exit dibs_exit(void)
+{
+ dibs_loopback_exit();
+ class_destroy(dibs_class);
+}
+
+subsys_initcall(dibs_init);
+module_exit(dibs_exit);
diff --git a/drivers/dma-buf/Makefile b/drivers/dma-buf/Makefile
index 70ec901edf2c..2008fb7481b3 100644
--- a/drivers/dma-buf/Makefile
+++ b/drivers/dma-buf/Makefile
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
obj-y := dma-buf.o dma-fence.o dma-fence-array.o dma-fence-chain.o \
- dma-fence-unwrap.o dma-resv.o
+ dma-fence-unwrap.o dma-resv.o dma-buf-mapping.o
obj-$(CONFIG_DMABUF_HEAPS) += dma-heap.o
obj-$(CONFIG_DMABUF_HEAPS) += heaps/
obj-$(CONFIG_SYNC_FILE) += sync_file.o
diff --git a/drivers/dma-buf/dma-buf-mapping.c b/drivers/dma-buf/dma-buf-mapping.c
new file mode 100644
index 000000000000..b7352e609fbd
--- /dev/null
+++ b/drivers/dma-buf/dma-buf-mapping.c
@@ -0,0 +1,248 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * DMA BUF Mapping Helpers
+ *
+ */
+#include <linux/dma-buf-mapping.h>
+#include <linux/dma-resv.h>
+
+static struct scatterlist *fill_sg_entry(struct scatterlist *sgl, size_t length,
+ dma_addr_t addr)
+{
+ unsigned int len, nents;
+ int i;
+
+ nents = DIV_ROUND_UP(length, UINT_MAX);
+ for (i = 0; i < nents; i++) {
+ len = min_t(size_t, length, UINT_MAX);
+ length -= len;
+ /*
+ * DMABUF abuses scatterlist to create a scatterlist
+ * that does not have any CPU list, only the DMA list.
+ * Always set the page related values to NULL to ensure
+ * importers can't use it. The phys_addr based DMA API
+ * does not require the CPU list for mapping or unmapping.
+ */
+ sg_set_page(sgl, NULL, 0, 0);
+ sg_dma_address(sgl) = addr + (dma_addr_t)i * UINT_MAX;
+ sg_dma_len(sgl) = len;
+ sgl = sg_next(sgl);
+ }
+
+ return sgl;
+}
+
+static unsigned int calc_sg_nents(struct dma_iova_state *state,
+ struct dma_buf_phys_vec *phys_vec,
+ size_t nr_ranges, size_t size)
+{
+ unsigned int nents = 0;
+ size_t i;
+
+ if (!state || !dma_use_iova(state)) {
+ for (i = 0; i < nr_ranges; i++)
+ nents += DIV_ROUND_UP(phys_vec[i].len, UINT_MAX);
+ } else {
+ /*
+ * In IOVA case, there is only one SG entry which spans
+ * for whole IOVA address space, but we need to make sure
+ * that it fits sg->length, maybe we need more.
+ */
+ nents = DIV_ROUND_UP(size, UINT_MAX);
+ }
+
+ return nents;
+}
+
+/**
+ * struct dma_buf_dma - holds DMA mapping information
+ * @sgt: Scatter-gather table
+ * @state: DMA IOVA state relevant in IOMMU-based DMA
+ * @size: Total size of DMA transfer
+ */
+struct dma_buf_dma {
+ struct sg_table sgt;
+ struct dma_iova_state *state;
+ size_t size;
+};
+
+/**
+ * dma_buf_phys_vec_to_sgt - Returns the scatterlist table of the attachment
+ * from arrays of physical vectors. This funciton is intended for MMIO memory
+ * only.
+ * @attach: [in] attachment whose scatterlist is to be returned
+ * @provider: [in] p2pdma provider
+ * @phys_vec: [in] array of physical vectors
+ * @nr_ranges: [in] number of entries in phys_vec array
+ * @size: [in] total size of phys_vec
+ * @dir: [in] direction of DMA transfer
+ *
+ * Returns sg_table containing the scatterlist to be returned; returns ERR_PTR
+ * on error. May return -EINTR if it is interrupted by a signal.
+ *
+ * On success, the DMA addresses and lengths in the returned scatterlist are
+ * PAGE_SIZE aligned.
+ *
+ * A mapping must be unmapped by using dma_buf_free_sgt().
+ *
+ * NOTE: This function is intended for exporters. If direct traffic routing is
+ * mandatory exporter should call routing pci_p2pdma_map_type() before calling
+ * this function.
+ */
+struct sg_table *dma_buf_phys_vec_to_sgt(struct dma_buf_attachment *attach,
+ struct p2pdma_provider *provider,
+ struct dma_buf_phys_vec *phys_vec,
+ size_t nr_ranges, size_t size,
+ enum dma_data_direction dir)
+{
+ unsigned int nents, mapped_len = 0;
+ struct dma_buf_dma *dma;
+ struct scatterlist *sgl;
+ dma_addr_t addr;
+ size_t i;
+ int ret;
+
+ dma_resv_assert_held(attach->dmabuf->resv);
+
+ if (WARN_ON(!attach || !attach->dmabuf || !provider))
+ /* This function is supposed to work on MMIO memory only */
+ return ERR_PTR(-EINVAL);
+
+ dma = kzalloc(sizeof(*dma), GFP_KERNEL);
+ if (!dma)
+ return ERR_PTR(-ENOMEM);
+
+ switch (pci_p2pdma_map_type(provider, attach->dev)) {
+ case PCI_P2PDMA_MAP_BUS_ADDR:
+ /*
+ * There is no need in IOVA at all for this flow.
+ */
+ break;
+ case PCI_P2PDMA_MAP_THRU_HOST_BRIDGE:
+ dma->state = kzalloc(sizeof(*dma->state), GFP_KERNEL);
+ if (!dma->state) {
+ ret = -ENOMEM;
+ goto err_free_dma;
+ }
+
+ dma_iova_try_alloc(attach->dev, dma->state, 0, size);
+ break;
+ default:
+ ret = -EINVAL;
+ goto err_free_dma;
+ }
+
+ nents = calc_sg_nents(dma->state, phys_vec, nr_ranges, size);
+ ret = sg_alloc_table(&dma->sgt, nents, GFP_KERNEL | __GFP_ZERO);
+ if (ret)
+ goto err_free_state;
+
+ sgl = dma->sgt.sgl;
+
+ for (i = 0; i < nr_ranges; i++) {
+ if (!dma->state) {
+ addr = pci_p2pdma_bus_addr_map(provider,
+ phys_vec[i].paddr);
+ } else if (dma_use_iova(dma->state)) {
+ ret = dma_iova_link(attach->dev, dma->state,
+ phys_vec[i].paddr, 0,
+ phys_vec[i].len, dir,
+ DMA_ATTR_MMIO);
+ if (ret)
+ goto err_unmap_dma;
+
+ mapped_len += phys_vec[i].len;
+ } else {
+ addr = dma_map_phys(attach->dev, phys_vec[i].paddr,
+ phys_vec[i].len, dir,
+ DMA_ATTR_MMIO);
+ ret = dma_mapping_error(attach->dev, addr);
+ if (ret)
+ goto err_unmap_dma;
+ }
+
+ if (!dma->state || !dma_use_iova(dma->state))
+ sgl = fill_sg_entry(sgl, phys_vec[i].len, addr);
+ }
+
+ if (dma->state && dma_use_iova(dma->state)) {
+ WARN_ON_ONCE(mapped_len != size);
+ ret = dma_iova_sync(attach->dev, dma->state, 0, mapped_len);
+ if (ret)
+ goto err_unmap_dma;
+
+ sgl = fill_sg_entry(sgl, mapped_len, dma->state->addr);
+ }
+
+ dma->size = size;
+
+ /*
+ * No CPU list included — set orig_nents = 0 so others can detect
+ * this via SG table (use nents only).
+ */
+ dma->sgt.orig_nents = 0;
+
+
+ /*
+ * SGL must be NULL to indicate that SGL is the last one
+ * and we allocated correct number of entries in sg_alloc_table()
+ */
+ WARN_ON_ONCE(sgl);
+ return &dma->sgt;
+
+err_unmap_dma:
+ if (!i || !dma->state) {
+ ; /* Do nothing */
+ } else if (dma_use_iova(dma->state)) {
+ dma_iova_destroy(attach->dev, dma->state, mapped_len, dir,
+ DMA_ATTR_MMIO);
+ } else {
+ for_each_sgtable_dma_sg(&dma->sgt, sgl, i)
+ dma_unmap_phys(attach->dev, sg_dma_address(sgl),
+ sg_dma_len(sgl), dir, DMA_ATTR_MMIO);
+ }
+ sg_free_table(&dma->sgt);
+err_free_state:
+ kfree(dma->state);
+err_free_dma:
+ kfree(dma);
+ return ERR_PTR(ret);
+}
+EXPORT_SYMBOL_NS_GPL(dma_buf_phys_vec_to_sgt, "DMA_BUF");
+
+/**
+ * dma_buf_free_sgt- unmaps the buffer
+ * @attach: [in] attachment to unmap buffer from
+ * @sgt: [in] scatterlist info of the buffer to unmap
+ * @dir: [in] direction of DMA transfer
+ *
+ * This unmaps a DMA mapping for @attached obtained
+ * by dma_buf_phys_vec_to_sgt().
+ */
+void dma_buf_free_sgt(struct dma_buf_attachment *attach, struct sg_table *sgt,
+ enum dma_data_direction dir)
+{
+ struct dma_buf_dma *dma = container_of(sgt, struct dma_buf_dma, sgt);
+ int i;
+
+ dma_resv_assert_held(attach->dmabuf->resv);
+
+ if (!dma->state) {
+ ; /* Do nothing */
+ } else if (dma_use_iova(dma->state)) {
+ dma_iova_destroy(attach->dev, dma->state, dma->size, dir,
+ DMA_ATTR_MMIO);
+ } else {
+ struct scatterlist *sgl;
+
+ for_each_sgtable_dma_sg(sgt, sgl, i)
+ dma_unmap_phys(attach->dev, sg_dma_address(sgl),
+ sg_dma_len(sgl), dir, DMA_ATTR_MMIO);
+ }
+
+ sg_free_table(sgt);
+ kfree(dma->state);
+ kfree(dma);
+
+}
+EXPORT_SYMBOL_NS_GPL(dma_buf_free_sgt, "DMA_BUF");
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 2bcf9ceca997..edaa9e4ee4ae 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -768,18 +768,10 @@ EXPORT_SYMBOL_NS_GPL(dma_buf_export, "DMA_BUF");
*/
int dma_buf_fd(struct dma_buf *dmabuf, int flags)
{
- int fd;
-
if (!dmabuf || !dmabuf->file)
return -EINVAL;
- fd = get_unused_fd_flags(flags);
- if (fd < 0)
- return fd;
-
- fd_install(fd, dmabuf->file);
-
- return fd;
+ return FD_ADD(flags, dmabuf->file);
}
EXPORT_SYMBOL_NS_GPL(dma_buf_fd, "DMA_BUF");
diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c
index 3f78c56b58dc..b4f5c8635276 100644
--- a/drivers/dma-buf/dma-fence.c
+++ b/drivers/dma-buf/dma-fence.c
@@ -121,29 +121,27 @@ static const struct dma_fence_ops dma_fence_stub_ops = {
.get_timeline_name = dma_fence_stub_get_name,
};
+static int __init dma_fence_init_stub(void)
+{
+ dma_fence_init(&dma_fence_stub, &dma_fence_stub_ops,
+ &dma_fence_stub_lock, 0, 0);
+
+ set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT,
+ &dma_fence_stub.flags);
+
+ dma_fence_signal(&dma_fence_stub);
+ return 0;
+}
+subsys_initcall(dma_fence_init_stub);
+
/**
* dma_fence_get_stub - return a signaled fence
*
- * Return a stub fence which is already signaled. The fence's
- * timestamp corresponds to the first time after boot this
- * function is called.
+ * Return a stub fence which is already signaled. The fence's timestamp
+ * corresponds to the initialisation time of the linux kernel.
*/
struct dma_fence *dma_fence_get_stub(void)
{
- spin_lock(&dma_fence_stub_lock);
- if (!dma_fence_stub.ops) {
- dma_fence_init(&dma_fence_stub,
- &dma_fence_stub_ops,
- &dma_fence_stub_lock,
- 0, 0);
-
- set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT,
- &dma_fence_stub.flags);
-
- dma_fence_signal_locked(&dma_fence_stub);
- }
- spin_unlock(&dma_fence_stub_lock);
-
return dma_fence_get(&dma_fence_stub);
}
EXPORT_SYMBOL(dma_fence_get_stub);
@@ -999,19 +997,21 @@ EXPORT_SYMBOL(dma_fence_set_deadline);
*/
void dma_fence_describe(struct dma_fence *fence, struct seq_file *seq)
{
- const char __rcu *timeline;
- const char __rcu *driver;
+ const char __rcu *timeline = "";
+ const char __rcu *driver = "";
+ const char *signaled = "";
rcu_read_lock();
- timeline = dma_fence_timeline_name(fence);
- driver = dma_fence_driver_name(fence);
+ if (!dma_fence_is_signaled(fence)) {
+ timeline = dma_fence_timeline_name(fence);
+ driver = dma_fence_driver_name(fence);
+ signaled = "un";
+ }
- seq_printf(seq, "%s %s seq %llu %ssignalled\n",
- rcu_dereference(driver),
- rcu_dereference(timeline),
- fence->seqno,
- dma_fence_is_signaled(fence) ? "" : "un");
+ seq_printf(seq, "%llu:%llu %s %s %ssignalled\n",
+ fence->context, fence->seqno, timeline, driver,
+ signaled);
rcu_read_unlock();
}
@@ -1141,7 +1141,7 @@ const char __rcu *dma_fence_timeline_name(struct dma_fence *fence)
"RCU protection is required for safe access to returned string");
if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags))
- return fence->ops->get_driver_name(fence);
+ return fence->ops->get_timeline_name(fence);
else
return "signaled-timeline";
}
diff --git a/drivers/dma-buf/dma-heap.c b/drivers/dma-buf/dma-heap.c
index 3cbe87d4a464..8ab49924f8b7 100644
--- a/drivers/dma-buf/dma-heap.c
+++ b/drivers/dma-buf/dma-heap.c
@@ -11,6 +11,7 @@
#include <linux/dma-buf.h>
#include <linux/dma-heap.h>
#include <linux/err.h>
+#include <linux/export.h>
#include <linux/list.h>
#include <linux/nospec.h>
#include <linux/syscalls.h>
@@ -202,6 +203,7 @@ void *dma_heap_get_drvdata(struct dma_heap *heap)
{
return heap->priv;
}
+EXPORT_SYMBOL_NS_GPL(dma_heap_get_drvdata, "DMA_BUF_HEAP");
/**
* dma_heap_get_name - get heap name
@@ -214,6 +216,7 @@ const char *dma_heap_get_name(struct dma_heap *heap)
{
return heap->name;
}
+EXPORT_SYMBOL_NS_GPL(dma_heap_get_name, "DMA_BUF_HEAP");
/**
* dma_heap_add - adds a heap to dmabuf heaps
@@ -303,6 +306,7 @@ err0:
kfree(heap);
return err_ret;
}
+EXPORT_SYMBOL_NS_GPL(dma_heap_add, "DMA_BUF_HEAP");
static char *dma_heap_devnode(const struct device *dev, umode_t *mode)
{
diff --git a/drivers/dma-buf/heaps/Kconfig b/drivers/dma-buf/heaps/Kconfig
index bb369b38b001..a5eef06c4226 100644
--- a/drivers/dma-buf/heaps/Kconfig
+++ b/drivers/dma-buf/heaps/Kconfig
@@ -12,13 +12,3 @@ config DMABUF_HEAPS_CMA
Choose this option to enable dma-buf CMA heap. This heap is backed
by the Contiguous Memory Allocator (CMA). If your system has these
regions, you should say Y here.
-
-config DMABUF_HEAPS_CMA_LEGACY
- bool "Legacy DMA-BUF CMA Heap"
- default y
- depends on DMABUF_HEAPS_CMA
- help
- Add a duplicate CMA-backed dma-buf heap with legacy naming derived
- from the CMA area's devicetree node, or "reserved" if the area is not
- defined in the devicetree. This uses the same underlying allocator as
- CONFIG_DMABUF_HEAPS_CMA.
diff --git a/drivers/dma-buf/heaps/cma_heap.c b/drivers/dma-buf/heaps/cma_heap.c
index 0df007111975..42f88193eab9 100644
--- a/drivers/dma-buf/heaps/cma_heap.c
+++ b/drivers/dma-buf/heaps/cma_heap.c
@@ -14,6 +14,7 @@
#include <linux/cma.h>
#include <linux/dma-buf.h>
+#include <linux/dma-buf/heaps/cma.h>
#include <linux/dma-heap.h>
#include <linux/dma-map-ops.h>
#include <linux/err.h>
@@ -21,12 +22,27 @@
#include <linux/io.h>
#include <linux/mm.h>
#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_reserved_mem.h>
#include <linux/scatterlist.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#define DEFAULT_CMA_NAME "default_cma_region"
+static struct cma *dma_areas[MAX_CMA_AREAS] __initdata;
+static unsigned int dma_areas_num __initdata;
+
+int __init dma_heap_cma_register_heap(struct cma *cma)
+{
+ if (dma_areas_num >= ARRAY_SIZE(dma_areas))
+ return -EINVAL;
+
+ dma_areas[dma_areas_num++] = cma;
+
+ return 0;
+}
+
struct cma_heap {
struct dma_heap *heap;
struct cma *cma;
@@ -395,33 +411,30 @@ static int __init __add_cma_heap(struct cma *cma, const char *name)
return 0;
}
-static int __init add_default_cma_heap(void)
+static int __init add_cma_heaps(void)
{
struct cma *default_cma = dev_get_cma_area(NULL);
- const char *legacy_cma_name;
+ unsigned int i;
int ret;
- if (!default_cma)
- return 0;
+ if (default_cma) {
+ ret = __add_cma_heap(default_cma, DEFAULT_CMA_NAME);
+ if (ret)
+ return ret;
+ }
- ret = __add_cma_heap(default_cma, DEFAULT_CMA_NAME);
- if (ret)
- return ret;
+ for (i = 0; i < dma_areas_num; i++) {
+ struct cma *cma = dma_areas[i];
- if (IS_ENABLED(CONFIG_DMABUF_HEAPS_CMA_LEGACY)) {
- legacy_cma_name = cma_get_name(default_cma);
- if (!strcmp(legacy_cma_name, DEFAULT_CMA_NAME)) {
- pr_warn("legacy name and default name are the same, skipping legacy heap\n");
- return 0;
+ ret = __add_cma_heap(cma, cma_get_name(cma));
+ if (ret) {
+ pr_warn("Failed to add CMA heap %s", cma_get_name(cma));
+ continue;
}
- ret = __add_cma_heap(default_cma, legacy_cma_name);
- if (ret)
- pr_warn("failed to add legacy heap: %pe\n",
- ERR_PTR(ret));
}
return 0;
}
-module_init(add_default_cma_heap);
+module_init(add_cma_heaps);
MODULE_DESCRIPTION("DMA-BUF CMA Heap");
diff --git a/drivers/dma-buf/heaps/system_heap.c b/drivers/dma-buf/heaps/system_heap.c
index bbe7881f1360..4c782fe33fd4 100644
--- a/drivers/dma-buf/heaps/system_heap.c
+++ b/drivers/dma-buf/heaps/system_heap.c
@@ -186,20 +186,35 @@ static int system_heap_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma)
struct system_heap_buffer *buffer = dmabuf->priv;
struct sg_table *table = &buffer->sg_table;
unsigned long addr = vma->vm_start;
- struct sg_page_iter piter;
- int ret;
+ unsigned long pgoff = vma->vm_pgoff;
+ struct scatterlist *sg;
+ int i, ret;
+
+ for_each_sgtable_sg(table, sg, i) {
+ unsigned long n = sg->length >> PAGE_SHIFT;
- for_each_sgtable_page(table, &piter, vma->vm_pgoff) {
- struct page *page = sg_page_iter_page(&piter);
+ if (pgoff < n)
+ break;
+ pgoff -= n;
+ }
+
+ for (; sg && addr < vma->vm_end; sg = sg_next(sg)) {
+ unsigned long n = (sg->length >> PAGE_SHIFT) - pgoff;
+ struct page *page = sg_page(sg) + pgoff;
+ unsigned long size = n << PAGE_SHIFT;
+
+ if (addr + size > vma->vm_end)
+ size = vma->vm_end - addr;
- ret = remap_pfn_range(vma, addr, page_to_pfn(page), PAGE_SIZE,
- vma->vm_page_prot);
+ ret = remap_pfn_range(vma, addr, page_to_pfn(page),
+ size, vma->vm_page_prot);
if (ret)
return ret;
- addr += PAGE_SIZE;
- if (addr >= vma->vm_end)
- return 0;
+
+ addr += size;
+ pgoff = 0;
}
+
return 0;
}
diff --git a/drivers/dma-buf/sw_sync.c b/drivers/dma-buf/sw_sync.c
index 3c20f1d31cf5..6f09d13be6b6 100644
--- a/drivers/dma-buf/sw_sync.c
+++ b/drivers/dma-buf/sw_sync.c
@@ -8,6 +8,7 @@
#include <linux/file.h>
#include <linux/fs.h>
#include <linux/uaccess.h>
+#include <linux/panic.h>
#include <linux/slab.h>
#include <linux/sync_file.h>
@@ -349,6 +350,9 @@ static long sw_sync_ioctl_create_fence(struct sync_timeline *obj,
struct sync_file *sync_file;
struct sw_sync_create_fence_data data;
+ /* SW sync fence are inherently unsafe and can deadlock the kernel */
+ add_taint(TAINT_SOFTLOCKUP, LOCKDEP_STILL_OK);
+
if (fd < 0)
return fd;
diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c
index 67cd69551e42..9e5d662cd4e8 100644
--- a/drivers/dma-buf/sync_debug.c
+++ b/drivers/dma-buf/sync_debug.c
@@ -59,7 +59,7 @@ static void sync_print_fence(struct seq_file *s,
struct timespec64 ts64 =
ktime_to_timespec64(fence->timestamp);
- seq_printf(s, "@%lld.%09ld", (s64)ts64.tv_sec, ts64.tv_nsec);
+ seq_printf(s, "@%ptSp", &ts64);
}
seq_printf(s, ": %lld", fence->seqno);
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 05c7c7d9e5a4..8bb0a119ecd4 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -102,7 +102,7 @@ config ARM_DMA350
config AT_HDMAC
tristate "Atmel AHB DMA support"
- depends on ARCH_AT91
+ depends on ARCH_AT91 || COMPILE_TEST
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
help
@@ -143,7 +143,7 @@ config BCM_SBA_RAID
config DMA_BCM2835
tristate "BCM2835 DMA engine support"
- depends on ARCH_BCM2835
+ depends on ARCH_BCM2835 || COMPILE_TEST
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
@@ -450,7 +450,7 @@ config MILBEAUT_XDMAC
config MMP_PDMA
tristate "MMP PDMA support"
- depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
+ depends on ARCH_MMP || ARCH_PXA || ARCH_SPACEMIT || COMPILE_TEST
select DMA_ENGINE
help
Support the MMP PDMA engine for PXA and MMP platform.
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 2d147712cbc6..7d226453961f 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -887,7 +887,7 @@ atc_prep_dma_interleaved(struct dma_chan *chan,
first = xt->sgl;
dev_info(chan2dev(chan),
- "%s: src=%pad, dest=%pad, numf=%d, frame_size=%d, flags=0x%lx\n",
+ "%s: src=%pad, dest=%pad, numf=%zu, frame_size=%zu, flags=0x%lx\n",
__func__, &xt->src_start, &xt->dst_start, xt->numf,
xt->frame_size, flags);
@@ -1174,7 +1174,7 @@ atc_prep_dma_memset_sg(struct dma_chan *chan,
int i;
int ret;
- dev_vdbg(chan2dev(chan), "%s: v0x%x l0x%zx f0x%lx\n", __func__,
+ dev_vdbg(chan2dev(chan), "%s: v0x%x l0x%x f0x%lx\n", __func__,
value, sg_len, flags);
if (unlikely(!sgl || !sg_len)) {
@@ -1503,7 +1503,7 @@ atc_prep_dma_cyclic(struct dma_chan *chan, dma_addr_t buf_addr, size_t buf_len,
unsigned int periods = buf_len / period_len;
unsigned int i;
- dev_vdbg(chan2dev(chan), "prep_dma_cyclic: %s buf@%pad - %d (%d/%d)\n",
+ dev_vdbg(chan2dev(chan), "prep_dma_cyclic: %s buf@%pad - %d (%zu/%zu)\n",
direction == DMA_MEM_TO_DEV ? "TO DEVICE" : "FROM DEVICE",
&buf_addr,
periods, buf_len, period_len);
diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index 0117bb2e8591..321748e2983e 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -1060,7 +1060,6 @@ static struct platform_driver bcm2835_dma_driver = {
module_platform_driver(bcm2835_dma_driver);
-MODULE_ALIAS("platform:bcm2835-dma");
MODULE_DESCRIPTION("BCM2835 DMA engine driver");
MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
MODULE_LICENSE("GPL");
diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-edma-core.c
index b43255f914f3..8e5f7defa6b6 100644
--- a/drivers/dma/dw-edma/dw-edma-core.c
+++ b/drivers/dma/dw-edma/dw-edma-core.c
@@ -584,6 +584,25 @@ dw_edma_device_prep_interleaved_dma(struct dma_chan *dchan,
return dw_edma_device_transfer(&xfer);
}
+static void dw_hdma_set_callback_result(struct virt_dma_desc *vd,
+ enum dmaengine_tx_result result)
+{
+ u32 residue = 0;
+ struct dw_edma_desc *desc;
+ struct dmaengine_result *res;
+
+ if (!vd->tx.callback_result)
+ return;
+
+ desc = vd2dw_edma_desc(vd);
+ if (desc)
+ residue = desc->alloc_sz - desc->xfer_sz;
+
+ res = &vd->tx_result;
+ res->result = result;
+ res->residue = residue;
+}
+
static void dw_edma_done_interrupt(struct dw_edma_chan *chan)
{
struct dw_edma_desc *desc;
@@ -597,6 +616,8 @@ static void dw_edma_done_interrupt(struct dw_edma_chan *chan)
case EDMA_REQ_NONE:
desc = vd2dw_edma_desc(vd);
if (!desc->chunks_alloc) {
+ dw_hdma_set_callback_result(vd,
+ DMA_TRANS_NOERROR);
list_del(&vd->node);
vchan_cookie_complete(vd);
}
@@ -633,6 +654,7 @@ static void dw_edma_abort_interrupt(struct dw_edma_chan *chan)
spin_lock_irqsave(&chan->vc.lock, flags);
vd = vchan_next_desc(&chan->vc);
if (vd) {
+ dw_hdma_set_callback_result(vd, DMA_TRANS_ABORTED);
list_del(&vd->node);
vchan_cookie_complete(vd);
}
diff --git a/drivers/dma/dw/platform.c b/drivers/dma/dw/platform.c
index cee56cd31a61..c63fa52036d7 100644
--- a/drivers/dma/dw/platform.c
+++ b/drivers/dma/dw/platform.c
@@ -21,8 +21,6 @@
#include "internal.h"
-#define DRV_NAME "dw_dmac"
-
static int dw_probe(struct platform_device *pdev)
{
const struct dw_dma_chip_pdata *match;
@@ -190,7 +188,7 @@ static struct platform_driver dw_driver = {
.remove = dw_remove,
.shutdown = dw_shutdown,
.driver = {
- .name = DRV_NAME,
+ .name = "dw_dmac",
.pm = pm_sleep_ptr(&dw_dev_pm_ops),
.of_match_table = of_match_ptr(dw_dma_of_id_table),
.acpi_match_table = ACPI_PTR(dw_dma_acpi_id_table),
@@ -211,4 +209,3 @@ module_exit(dw_exit);
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("Synopsys DesignWare DMA Controller platform driver");
-MODULE_ALIAS("platform:" DRV_NAME);
diff --git a/drivers/dma/dw/rzn1-dmamux.c b/drivers/dma/dw/rzn1-dmamux.c
index 4fb8508419db..deadf135681b 100644
--- a/drivers/dma/dw/rzn1-dmamux.c
+++ b/drivers/dma/dw/rzn1-dmamux.c
@@ -48,12 +48,16 @@ static void *rzn1_dmamux_route_allocate(struct of_phandle_args *dma_spec,
u32 mask;
int ret;
- if (dma_spec->args_count != RNZ1_DMAMUX_NCELLS)
- return ERR_PTR(-EINVAL);
+ if (dma_spec->args_count != RNZ1_DMAMUX_NCELLS) {
+ ret = -EINVAL;
+ goto put_device;
+ }
map = kzalloc(sizeof(*map), GFP_KERNEL);
- if (!map)
- return ERR_PTR(-ENOMEM);
+ if (!map) {
+ ret = -ENOMEM;
+ goto put_device;
+ }
chan = dma_spec->args[0];
map->req_idx = dma_spec->args[4];
@@ -94,12 +98,15 @@ static void *rzn1_dmamux_route_allocate(struct of_phandle_args *dma_spec,
if (ret)
goto clear_bitmap;
+ put_device(&pdev->dev);
return map;
clear_bitmap:
clear_bit(map->req_idx, dmamux->used_chans);
free_map:
kfree(map);
+put_device:
+ put_device(&pdev->dev);
return ERR_PTR(ret);
}
diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c
index 4976d7dde080..a59212758029 100644
--- a/drivers/dma/fsl-edma-common.c
+++ b/drivers/dma/fsl-edma-common.c
@@ -206,15 +206,19 @@ void fsl_edma_chan_mux(struct fsl_edma_chan *fsl_chan,
mux_configure8(fsl_chan, muxaddr, ch_off, slot, enable);
}
-static unsigned int fsl_edma_get_tcd_attr(enum dma_slave_buswidth addr_width)
+static unsigned int fsl_edma_get_tcd_attr(enum dma_slave_buswidth src_addr_width,
+ enum dma_slave_buswidth dst_addr_width)
{
- u32 val;
+ u32 src_val, dst_val;
- if (addr_width == DMA_SLAVE_BUSWIDTH_UNDEFINED)
- addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ if (src_addr_width == DMA_SLAVE_BUSWIDTH_UNDEFINED)
+ src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ if (dst_addr_width == DMA_SLAVE_BUSWIDTH_UNDEFINED)
+ dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
- val = ffs(addr_width) - 1;
- return val | (val << 8);
+ src_val = ffs(src_addr_width) - 1;
+ dst_val = ffs(dst_addr_width) - 1;
+ return dst_val | (src_val << 8);
}
void fsl_edma_free_desc(struct virt_dma_desc *vdesc)
@@ -612,13 +616,19 @@ struct dma_async_tx_descriptor *fsl_edma_prep_dma_cyclic(
dma_buf_next = dma_addr;
if (direction == DMA_MEM_TO_DEV) {
+ if (!fsl_chan->cfg.src_addr_width)
+ fsl_chan->cfg.src_addr_width = fsl_chan->cfg.dst_addr_width;
fsl_chan->attr =
- fsl_edma_get_tcd_attr(fsl_chan->cfg.dst_addr_width);
+ fsl_edma_get_tcd_attr(fsl_chan->cfg.src_addr_width,
+ fsl_chan->cfg.dst_addr_width);
nbytes = fsl_chan->cfg.dst_addr_width *
fsl_chan->cfg.dst_maxburst;
} else {
+ if (!fsl_chan->cfg.dst_addr_width)
+ fsl_chan->cfg.dst_addr_width = fsl_chan->cfg.src_addr_width;
fsl_chan->attr =
- fsl_edma_get_tcd_attr(fsl_chan->cfg.src_addr_width);
+ fsl_edma_get_tcd_attr(fsl_chan->cfg.src_addr_width,
+ fsl_chan->cfg.dst_addr_width);
nbytes = fsl_chan->cfg.src_addr_width *
fsl_chan->cfg.src_maxburst;
}
@@ -689,13 +699,19 @@ struct dma_async_tx_descriptor *fsl_edma_prep_slave_sg(
fsl_desc->dirn = direction;
if (direction == DMA_MEM_TO_DEV) {
+ if (!fsl_chan->cfg.src_addr_width)
+ fsl_chan->cfg.src_addr_width = fsl_chan->cfg.dst_addr_width;
fsl_chan->attr =
- fsl_edma_get_tcd_attr(fsl_chan->cfg.dst_addr_width);
+ fsl_edma_get_tcd_attr(fsl_chan->cfg.src_addr_width,
+ fsl_chan->cfg.dst_addr_width);
nbytes = fsl_chan->cfg.dst_addr_width *
fsl_chan->cfg.dst_maxburst;
} else {
+ if (!fsl_chan->cfg.dst_addr_width)
+ fsl_chan->cfg.dst_addr_width = fsl_chan->cfg.src_addr_width;
fsl_chan->attr =
- fsl_edma_get_tcd_attr(fsl_chan->cfg.src_addr_width);
+ fsl_edma_get_tcd_attr(fsl_chan->cfg.src_addr_width,
+ fsl_chan->cfg.dst_addr_width);
nbytes = fsl_chan->cfg.src_addr_width *
fsl_chan->cfg.src_maxburst;
}
@@ -766,6 +782,10 @@ struct dma_async_tx_descriptor *fsl_edma_prep_memcpy(struct dma_chan *chan,
{
struct fsl_edma_chan *fsl_chan = to_fsl_edma_chan(chan);
struct fsl_edma_desc *fsl_desc;
+ u32 src_bus_width, dst_bus_width;
+
+ src_bus_width = min_t(u32, DMA_SLAVE_BUSWIDTH_32_BYTES, 1 << (ffs(dma_src) - 1));
+ dst_bus_width = min_t(u32, DMA_SLAVE_BUSWIDTH_32_BYTES, 1 << (ffs(dma_dst) - 1));
fsl_desc = fsl_edma_alloc_desc(fsl_chan, 1);
if (!fsl_desc)
@@ -778,8 +798,9 @@ struct dma_async_tx_descriptor *fsl_edma_prep_memcpy(struct dma_chan *chan,
/* To match with copy_align and max_seg_size so 1 tcd is enough */
fsl_edma_fill_tcd(fsl_chan, fsl_desc->tcd[0].vtcd, dma_src, dma_dst,
- fsl_edma_get_tcd_attr(DMA_SLAVE_BUSWIDTH_32_BYTES),
- 32, len, 0, 1, 1, 32, 0, true, true, false);
+ fsl_edma_get_tcd_attr(src_bus_width, dst_bus_width),
+ src_bus_width, len, 0, 1, 1, dst_bus_width, 0, true,
+ true, false);
return vchan_tx_prep(&fsl_chan->vchan, &fsl_desc->vdesc, flags);
}
diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c
index 97583c7d51a2..a753b7cbfa7a 100644
--- a/drivers/dma/fsl-edma-main.c
+++ b/drivers/dma/fsl-edma-main.c
@@ -999,6 +999,5 @@ static void __exit fsl_edma_exit(void)
}
module_exit(fsl_edma_exit);
-MODULE_ALIAS("platform:fsl-edma");
MODULE_DESCRIPTION("Freescale eDMA engine driver");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c
index 21e13f1207cb..6ace5bf80c40 100644
--- a/drivers/dma/fsl-qdma.c
+++ b/drivers/dma/fsl-qdma.c
@@ -1296,6 +1296,5 @@ static struct platform_driver fsl_qdma_driver = {
module_platform_driver(fsl_qdma_driver);
-MODULE_ALIAS("platform:fsl-qdma");
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("NXP Layerscape qDMA engine driver");
diff --git a/drivers/dma/idxd/defaults.c b/drivers/dma/idxd/defaults.c
index c607ae8dd12c..2bbbcd02a0da 100644
--- a/drivers/dma/idxd/defaults.c
+++ b/drivers/dma/idxd/defaults.c
@@ -36,12 +36,10 @@ int idxd_load_iaa_device_defaults(struct idxd_device *idxd)
group->num_wqs++;
/* set name to "iaa_crypto" */
- memset(wq->name, 0, WQ_NAME_SIZE + 1);
- strscpy(wq->name, "iaa_crypto", WQ_NAME_SIZE + 1);
+ strscpy_pad(wq->name, "iaa_crypto");
/* set driver_name to "crypto" */
- memset(wq->driver_name, 0, DRIVER_NAME_SIZE + 1);
- strscpy(wq->driver_name, "crypto", DRIVER_NAME_SIZE + 1);
+ strscpy_pad(wq->driver_name, "crypto");
engine = idxd->engines[0];
diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c
index 5cf419fe6b46..c2cdf41b6e57 100644
--- a/drivers/dma/idxd/device.c
+++ b/drivers/dma/idxd/device.c
@@ -16,6 +16,7 @@ static void idxd_cmd_exec(struct idxd_device *idxd, int cmd_code, u32 operand,
u32 *status);
static void idxd_device_wqs_clear_state(struct idxd_device *idxd);
static void idxd_wq_disable_cleanup(struct idxd_wq *wq);
+static int idxd_wq_config_write(struct idxd_wq *wq);
/* Interrupt control bits */
void idxd_unmask_error_interrupts(struct idxd_device *idxd)
@@ -215,14 +216,28 @@ int idxd_wq_disable(struct idxd_wq *wq, bool reset_config)
return 0;
}
+ /*
+ * Disable WQ does not drain address translations, if WQ attributes are
+ * changed before translations are drained, pending translations can
+ * be issued using updated WQ attibutes, resulting in invalid
+ * translations being cached in the device translation cache.
+ *
+ * To make sure pending translations are drained before WQ
+ * attributes are changed, we use a WQ Drain followed by WQ Reset and
+ * then restore the WQ configuration.
+ */
+ idxd_wq_drain(wq);
+
operand = BIT(wq->id % 16) | ((wq->id / 16) << 16);
- idxd_cmd_exec(idxd, IDXD_CMD_DISABLE_WQ, operand, &status);
+ idxd_cmd_exec(idxd, IDXD_CMD_RESET_WQ, operand, &status);
if (status != IDXD_CMDSTS_SUCCESS) {
- dev_dbg(dev, "WQ disable failed: %#x\n", status);
+ dev_dbg(dev, "WQ reset failed: %#x\n", status);
return -ENXIO;
}
+ idxd_wq_config_write(wq);
+
if (reset_config)
idxd_wq_disable_cleanup(wq);
clear_bit(wq->id, idxd->wq_enable_map);
diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
index 35bdefd3728b..2acc34b3daff 100644
--- a/drivers/dma/idxd/init.c
+++ b/drivers/dma/idxd/init.c
@@ -80,6 +80,8 @@ static struct pci_device_id idxd_pci_tbl[] = {
{ PCI_DEVICE_DATA(INTEL, IAA_DMR, &idxd_driver_data[IDXD_TYPE_IAX]) },
/* IAA PTL platforms */
{ PCI_DEVICE_DATA(INTEL, IAA_PTL, &idxd_driver_data[IDXD_TYPE_IAX]) },
+ /* IAA WCL platforms */
+ { PCI_DEVICE_DATA(INTEL, IAA_WCL, &idxd_driver_data[IDXD_TYPE_IAX]) },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, idxd_pci_tbl);
@@ -189,27 +191,30 @@ static int idxd_setup_wqs(struct idxd_device *idxd)
idxd->wq_enable_map = bitmap_zalloc_node(idxd->max_wqs, GFP_KERNEL, dev_to_node(dev));
if (!idxd->wq_enable_map) {
rc = -ENOMEM;
- goto err_bitmap;
+ goto err_free_wqs;
}
for (i = 0; i < idxd->max_wqs; i++) {
wq = kzalloc_node(sizeof(*wq), GFP_KERNEL, dev_to_node(dev));
if (!wq) {
rc = -ENOMEM;
- goto err;
+ goto err_unwind;
}
idxd_dev_set_type(&wq->idxd_dev, IDXD_DEV_WQ);
conf_dev = wq_confdev(wq);
wq->id = i;
wq->idxd = idxd;
- device_initialize(wq_confdev(wq));
+ device_initialize(conf_dev);
conf_dev->parent = idxd_confdev(idxd);
conf_dev->bus = &dsa_bus_type;
conf_dev->type = &idxd_wq_device_type;
rc = dev_set_name(conf_dev, "wq%d.%d", idxd->id, wq->id);
- if (rc < 0)
- goto err;
+ if (rc < 0) {
+ put_device(conf_dev);
+ kfree(wq);
+ goto err_unwind;
+ }
mutex_init(&wq->wq_lock);
init_waitqueue_head(&wq->err_queue);
@@ -220,15 +225,20 @@ static int idxd_setup_wqs(struct idxd_device *idxd)
wq->enqcmds_retries = IDXD_ENQCMDS_RETRIES;
wq->wqcfg = kzalloc_node(idxd->wqcfg_size, GFP_KERNEL, dev_to_node(dev));
if (!wq->wqcfg) {
+ put_device(conf_dev);
+ kfree(wq);
rc = -ENOMEM;
- goto err;
+ goto err_unwind;
}
if (idxd->hw.wq_cap.op_config) {
wq->opcap_bmap = bitmap_zalloc(IDXD_MAX_OPCAP_BITS, GFP_KERNEL);
if (!wq->opcap_bmap) {
+ kfree(wq->wqcfg);
+ put_device(conf_dev);
+ kfree(wq);
rc = -ENOMEM;
- goto err_opcap_bmap;
+ goto err_unwind;
}
bitmap_copy(wq->opcap_bmap, idxd->opcap_bmap, IDXD_MAX_OPCAP_BITS);
}
@@ -239,13 +249,7 @@ static int idxd_setup_wqs(struct idxd_device *idxd)
return 0;
-err_opcap_bmap:
- kfree(wq->wqcfg);
-
-err:
- put_device(conf_dev);
- kfree(wq);
-
+err_unwind:
while (--i >= 0) {
wq = idxd->wqs[i];
if (idxd->hw.wq_cap.op_config)
@@ -254,11 +258,10 @@ err:
conf_dev = wq_confdev(wq);
put_device(conf_dev);
kfree(wq);
-
}
bitmap_free(idxd->wq_enable_map);
-err_bitmap:
+err_free_wqs:
kfree(idxd->wqs);
return rc;
@@ -1291,10 +1294,12 @@ static void idxd_remove(struct pci_dev *pdev)
device_unregister(idxd_confdev(idxd));
idxd_shutdown(pdev);
idxd_device_remove_debugfs(idxd);
- idxd_cleanup(idxd);
+ perfmon_pmu_remove(idxd);
+ idxd_cleanup_interrupts(idxd);
+ if (device_pasid_enabled(idxd))
+ idxd_disable_system_pasid(idxd);
pci_iounmap(pdev, idxd->reg_base);
put_device(idxd_confdev(idxd));
- idxd_free(idxd);
pci_disable_device(pdev);
}
diff --git a/drivers/dma/idxd/registers.h b/drivers/dma/idxd/registers.h
index 9c1c546fe443..8dc2e8bca779 100644
--- a/drivers/dma/idxd/registers.h
+++ b/drivers/dma/idxd/registers.h
@@ -3,13 +3,18 @@
#ifndef _IDXD_REGISTERS_H_
#define _IDXD_REGISTERS_H_
+#ifdef __KERNEL__
#include <uapi/linux/idxd.h>
+#else
+#include <linux/idxd.h>
+#endif
/* PCI Config */
#define PCI_DEVICE_ID_INTEL_DSA_GNRD 0x11fb
#define PCI_DEVICE_ID_INTEL_DSA_DMR 0x1212
#define PCI_DEVICE_ID_INTEL_IAA_DMR 0x1216
#define PCI_DEVICE_ID_INTEL_IAA_PTL 0xb02d
+#define PCI_DEVICE_ID_INTEL_IAA_WCL 0xfd2d
#define DEVICE_VERSION_1 0x100
#define DEVICE_VERSION_2 0x200
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 02a85d6f1bea..ed9e56de5a9b 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -256,7 +256,7 @@ struct sdma_script_start_addrs {
/* End of v3 array */
union { s32 v3_end; s32 mcu_2_zqspi_addr; };
/* End of v4 array */
- s32 v4_end[0];
+ s32 v4_end[];
};
/*
diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h
index a180171087a8..12a4a4860a74 100644
--- a/drivers/dma/ioat/dma.h
+++ b/drivers/dma/ioat/dma.h
@@ -19,6 +19,8 @@
#define IOAT_DMA_DCA_ANY_CPU ~0
+int system_has_dca_enabled(struct pci_dev *pdev);
+
#define to_ioatdma_device(dev) container_of(dev, struct ioatdma_device, dma_dev)
#define to_dev(ioat_chan) (&(ioat_chan)->ioat_dma->pdev->dev)
#define to_pdev(ioat_chan) ((ioat_chan)->ioat_dma->pdev)
diff --git a/drivers/dma/ioat/hw.h b/drivers/dma/ioat/hw.h
index 79e4e4c09c18..0373c48520c9 100644
--- a/drivers/dma/ioat/hw.h
+++ b/drivers/dma/ioat/hw.h
@@ -63,9 +63,6 @@
#define IOAT_VER_3_3 0x33 /* Version 3.3 */
#define IOAT_VER_3_4 0x34 /* Version 3.4 */
-
-int system_has_dca_enabled(struct pci_dev *pdev);
-
#define IOAT_DESC_SZ 64
struct ioat_dma_descriptor {
diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
index 02f68b328511..227398673b73 100644
--- a/drivers/dma/ioat/init.c
+++ b/drivers/dma/ioat/init.c
@@ -1286,7 +1286,6 @@ static pci_ers_result_t ioat_pcie_error_slot_reset(struct pci_dev *pdev)
} else {
pci_set_master(pdev);
pci_restore_state(pdev);
- pci_save_state(pdev);
pci_wake_from_d3(pdev, false);
}
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c
index acc2983e28e0..0f9cd7815f88 100644
--- a/drivers/dma/k3dma.c
+++ b/drivers/dma/k3dma.c
@@ -1034,5 +1034,4 @@ static struct platform_driver k3_pdma_driver = {
module_platform_driver(k3_pdma_driver);
MODULE_DESCRIPTION("HiSilicon k3 DMA Driver");
-MODULE_ALIAS("platform:k3dma");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c
index a95d31103d30..d07229a74886 100644
--- a/drivers/dma/mmp_pdma.c
+++ b/drivers/dma/mmp_pdma.c
@@ -15,6 +15,8 @@
#include <linux/device.h>
#include <linux/platform_data/mmp_dma.h>
#include <linux/dmapool.h>
+#include <linux/clk.h>
+#include <linux/reset.h>
#include <linux/of_dma.h>
#include <linux/of.h>
@@ -23,9 +25,12 @@
#define DCSR 0x0000
#define DALGN 0x00a0
#define DINT 0x00f0
-#define DDADR 0x0200
+#define DDADR(n) (0x0200 + ((n) << 4))
#define DSADR(n) (0x0204 + ((n) << 4))
#define DTADR(n) (0x0208 + ((n) << 4))
+#define DDADRH(n) (0x0300 + ((n) << 4))
+#define DSADRH(n) (0x0304 + ((n) << 4))
+#define DTADRH(n) (0x0308 + ((n) << 4))
#define DCMD 0x020c
#define DCSR_RUN BIT(31) /* Run Bit (read / write) */
@@ -42,6 +47,7 @@
#define DCSR_EORSTOPEN BIT(26) /* STOP on an EOR */
#define DCSR_SETCMPST BIT(25) /* Set Descriptor Compare Status */
#define DCSR_CLRCMPST BIT(24) /* Clear Descriptor Compare Status */
+#define DCSR_LPAEEN BIT(21) /* Long Physical Address Extension Enable */
#define DCSR_CMPST BIT(10) /* The Descriptor Compare Status */
#define DCSR_EORINTR BIT(9) /* The end of Receive */
@@ -74,6 +80,16 @@ struct mmp_pdma_desc_hw {
u32 dsadr; /* DSADR value for the current transfer */
u32 dtadr; /* DTADR value for the current transfer */
u32 dcmd; /* DCMD value for the current transfer */
+ /*
+ * The following 32-bit words are only used in the 64-bit, ie.
+ * LPAE (Long Physical Address Extension) mode.
+ * They are used to specify the high 32 bits of the descriptor's
+ * addresses.
+ */
+ u32 ddadrh; /* High 32-bit of DDADR */
+ u32 dsadrh; /* High 32-bit of DSADR */
+ u32 dtadrh; /* High 32-bit of DTADR */
+ u32 rsvd; /* reserved */
} __aligned(32);
struct mmp_pdma_desc_sw {
@@ -118,12 +134,55 @@ struct mmp_pdma_phy {
struct mmp_pdma_chan *vchan;
};
+/**
+ * struct mmp_pdma_ops - Operations for the MMP PDMA controller
+ *
+ * Hardware Register Operations (read/write hardware registers):
+ * @write_next_addr: Function to program address of next descriptor into
+ * DDADR/DDADRH
+ * @read_src_addr: Function to read the source address from DSADR/DSADRH
+ * @read_dst_addr: Function to read the destination address from DTADR/DTADRH
+ *
+ * Descriptor Memory Operations (manipulate descriptor structs in memory):
+ * @set_desc_next_addr: Function to set next descriptor address in descriptor
+ * @set_desc_src_addr: Function to set the source address in descriptor
+ * @set_desc_dst_addr: Function to set the destination address in descriptor
+ * @get_desc_src_addr: Function to get the source address from descriptor
+ * @get_desc_dst_addr: Function to get the destination address from descriptor
+ *
+ * Controller Configuration:
+ * @run_bits: Control bits in DCSR register for channel start/stop
+ * @dma_mask: DMA addressing capability of controller. 0 to use OF/platform
+ * settings, or explicit mask like DMA_BIT_MASK(32/64)
+ */
+struct mmp_pdma_ops {
+ /* Hardware Register Operations */
+ void (*write_next_addr)(struct mmp_pdma_phy *phy, dma_addr_t addr);
+ u64 (*read_src_addr)(struct mmp_pdma_phy *phy);
+ u64 (*read_dst_addr)(struct mmp_pdma_phy *phy);
+
+ /* Descriptor Memory Operations */
+ void (*set_desc_next_addr)(struct mmp_pdma_desc_hw *desc,
+ dma_addr_t addr);
+ void (*set_desc_src_addr)(struct mmp_pdma_desc_hw *desc,
+ dma_addr_t addr);
+ void (*set_desc_dst_addr)(struct mmp_pdma_desc_hw *desc,
+ dma_addr_t addr);
+ u64 (*get_desc_src_addr)(const struct mmp_pdma_desc_hw *desc);
+ u64 (*get_desc_dst_addr)(const struct mmp_pdma_desc_hw *desc);
+
+ /* Controller Configuration */
+ u32 run_bits;
+ u64 dma_mask;
+};
+
struct mmp_pdma_device {
int dma_channels;
void __iomem *base;
struct device *dev;
struct dma_device device;
struct mmp_pdma_phy *phy;
+ const struct mmp_pdma_ops *ops;
spinlock_t phy_lock; /* protect alloc/free phy channels */
};
@@ -136,24 +195,112 @@ struct mmp_pdma_device {
#define to_mmp_pdma_dev(dmadev) \
container_of(dmadev, struct mmp_pdma_device, device)
-static int mmp_pdma_config_write(struct dma_chan *dchan,
- struct dma_slave_config *cfg,
- enum dma_transfer_direction direction);
+/* For 32-bit PDMA */
+static void write_next_addr_32(struct mmp_pdma_phy *phy, dma_addr_t addr)
+{
+ writel(addr, phy->base + DDADR(phy->idx));
+}
+
+static u64 read_src_addr_32(struct mmp_pdma_phy *phy)
+{
+ return readl(phy->base + DSADR(phy->idx));
+}
+
+static u64 read_dst_addr_32(struct mmp_pdma_phy *phy)
+{
+ return readl(phy->base + DTADR(phy->idx));
+}
+
+static void set_desc_next_addr_32(struct mmp_pdma_desc_hw *desc, dma_addr_t addr)
+{
+ desc->ddadr = addr;
+}
+
+static void set_desc_src_addr_32(struct mmp_pdma_desc_hw *desc, dma_addr_t addr)
+{
+ desc->dsadr = addr;
+}
+
+static void set_desc_dst_addr_32(struct mmp_pdma_desc_hw *desc, dma_addr_t addr)
+{
+ desc->dtadr = addr;
+}
+
+static u64 get_desc_src_addr_32(const struct mmp_pdma_desc_hw *desc)
+{
+ return desc->dsadr;
+}
+
+static u64 get_desc_dst_addr_32(const struct mmp_pdma_desc_hw *desc)
+{
+ return desc->dtadr;
+}
+
+/* For 64-bit PDMA */
+static void write_next_addr_64(struct mmp_pdma_phy *phy, dma_addr_t addr)
+{
+ writel(lower_32_bits(addr), phy->base + DDADR(phy->idx));
+ writel(upper_32_bits(addr), phy->base + DDADRH(phy->idx));
+}
+
+static u64 read_src_addr_64(struct mmp_pdma_phy *phy)
+{
+ u32 low = readl(phy->base + DSADR(phy->idx));
+ u32 high = readl(phy->base + DSADRH(phy->idx));
+
+ return ((u64)high << 32) | low;
+}
-static void set_desc(struct mmp_pdma_phy *phy, dma_addr_t addr)
+static u64 read_dst_addr_64(struct mmp_pdma_phy *phy)
{
- u32 reg = (phy->idx << 4) + DDADR;
+ u32 low = readl(phy->base + DTADR(phy->idx));
+ u32 high = readl(phy->base + DTADRH(phy->idx));
- writel(addr, phy->base + reg);
+ return ((u64)high << 32) | low;
}
+static void set_desc_next_addr_64(struct mmp_pdma_desc_hw *desc, dma_addr_t addr)
+{
+ desc->ddadr = lower_32_bits(addr);
+ desc->ddadrh = upper_32_bits(addr);
+}
+
+static void set_desc_src_addr_64(struct mmp_pdma_desc_hw *desc, dma_addr_t addr)
+{
+ desc->dsadr = lower_32_bits(addr);
+ desc->dsadrh = upper_32_bits(addr);
+}
+
+static void set_desc_dst_addr_64(struct mmp_pdma_desc_hw *desc, dma_addr_t addr)
+{
+ desc->dtadr = lower_32_bits(addr);
+ desc->dtadrh = upper_32_bits(addr);
+}
+
+static u64 get_desc_src_addr_64(const struct mmp_pdma_desc_hw *desc)
+{
+ return ((u64)desc->dsadrh << 32) | desc->dsadr;
+}
+
+static u64 get_desc_dst_addr_64(const struct mmp_pdma_desc_hw *desc)
+{
+ return ((u64)desc->dtadrh << 32) | desc->dtadr;
+}
+
+static int mmp_pdma_config_write(struct dma_chan *dchan,
+ struct dma_slave_config *cfg,
+ enum dma_transfer_direction direction);
+
static void enable_chan(struct mmp_pdma_phy *phy)
{
u32 reg, dalgn;
+ struct mmp_pdma_device *pdev;
if (!phy->vchan)
return;
+ pdev = to_mmp_pdma_dev(phy->vchan->chan.device);
+
reg = DRCMR(phy->vchan->drcmr);
writel(DRCMR_MAPVLD | phy->idx, phy->base + reg);
@@ -165,18 +312,29 @@ static void enable_chan(struct mmp_pdma_phy *phy)
writel(dalgn, phy->base + DALGN);
reg = (phy->idx << 2) + DCSR;
- writel(readl(phy->base + reg) | DCSR_RUN, phy->base + reg);
+ writel(readl(phy->base + reg) | pdev->ops->run_bits,
+ phy->base + reg);
}
static void disable_chan(struct mmp_pdma_phy *phy)
{
- u32 reg;
+ u32 reg, dcsr;
if (!phy)
return;
reg = (phy->idx << 2) + DCSR;
- writel(readl(phy->base + reg) & ~DCSR_RUN, phy->base + reg);
+ dcsr = readl(phy->base + reg);
+
+ if (phy->vchan) {
+ struct mmp_pdma_device *pdev;
+
+ pdev = to_mmp_pdma_dev(phy->vchan->chan.device);
+ writel(dcsr & ~pdev->ops->run_bits, phy->base + reg);
+ } else {
+ /* If no vchan, just clear the RUN bit */
+ writel(dcsr & ~DCSR_RUN, phy->base + reg);
+ }
}
static int clear_chan_irq(struct mmp_pdma_phy *phy)
@@ -295,6 +453,7 @@ static void mmp_pdma_free_phy(struct mmp_pdma_chan *pchan)
static void start_pending_queue(struct mmp_pdma_chan *chan)
{
struct mmp_pdma_desc_sw *desc;
+ struct mmp_pdma_device *pdev = to_mmp_pdma_dev(chan->chan.device);
/* still in running, irq will start the pending list */
if (!chan->idle) {
@@ -329,7 +488,7 @@ static void start_pending_queue(struct mmp_pdma_chan *chan)
* Program the descriptor's address into the DMA controller,
* then start the DMA transaction
*/
- set_desc(chan->phy, desc->async_tx.phys);
+ pdev->ops->write_next_addr(chan->phy, desc->async_tx.phys);
enable_chan(chan->phy);
chan->idle = false;
}
@@ -445,15 +604,14 @@ mmp_pdma_prep_memcpy(struct dma_chan *dchan,
size_t len, unsigned long flags)
{
struct mmp_pdma_chan *chan;
+ struct mmp_pdma_device *pdev;
struct mmp_pdma_desc_sw *first = NULL, *prev = NULL, *new;
size_t copy = 0;
- if (!dchan)
- return NULL;
-
- if (!len)
+ if (!dchan || !len)
return NULL;
+ pdev = to_mmp_pdma_dev(dchan->device);
chan = to_mmp_pdma_chan(dchan);
chan->byte_align = false;
@@ -476,13 +634,14 @@ mmp_pdma_prep_memcpy(struct dma_chan *dchan,
chan->byte_align = true;
new->desc.dcmd = chan->dcmd | (DCMD_LENGTH & copy);
- new->desc.dsadr = dma_src;
- new->desc.dtadr = dma_dst;
+ pdev->ops->set_desc_src_addr(&new->desc, dma_src);
+ pdev->ops->set_desc_dst_addr(&new->desc, dma_dst);
if (!first)
first = new;
else
- prev->desc.ddadr = new->async_tx.phys;
+ pdev->ops->set_desc_next_addr(&prev->desc,
+ new->async_tx.phys);
new->async_tx.cookie = 0;
async_tx_ack(&new->async_tx);
@@ -526,6 +685,7 @@ mmp_pdma_prep_slave_sg(struct dma_chan *dchan, struct scatterlist *sgl,
unsigned long flags, void *context)
{
struct mmp_pdma_chan *chan = to_mmp_pdma_chan(dchan);
+ struct mmp_pdma_device *pdev = to_mmp_pdma_dev(dchan->device);
struct mmp_pdma_desc_sw *first = NULL, *prev = NULL, *new = NULL;
size_t len, avail;
struct scatterlist *sg;
@@ -557,17 +717,18 @@ mmp_pdma_prep_slave_sg(struct dma_chan *dchan, struct scatterlist *sgl,
new->desc.dcmd = chan->dcmd | (DCMD_LENGTH & len);
if (dir == DMA_MEM_TO_DEV) {
- new->desc.dsadr = addr;
+ pdev->ops->set_desc_src_addr(&new->desc, addr);
new->desc.dtadr = chan->dev_addr;
} else {
new->desc.dsadr = chan->dev_addr;
- new->desc.dtadr = addr;
+ pdev->ops->set_desc_dst_addr(&new->desc, addr);
}
if (!first)
first = new;
else
- prev->desc.ddadr = new->async_tx.phys;
+ pdev->ops->set_desc_next_addr(&prev->desc,
+ new->async_tx.phys);
new->async_tx.cookie = 0;
async_tx_ack(&new->async_tx);
@@ -607,12 +768,15 @@ mmp_pdma_prep_dma_cyclic(struct dma_chan *dchan,
unsigned long flags)
{
struct mmp_pdma_chan *chan;
+ struct mmp_pdma_device *pdev;
struct mmp_pdma_desc_sw *first = NULL, *prev = NULL, *new;
dma_addr_t dma_src, dma_dst;
if (!dchan || !len || !period_len)
return NULL;
+ pdev = to_mmp_pdma_dev(dchan->device);
+
/* the buffer length must be a multiple of period_len */
if (len % period_len != 0)
return NULL;
@@ -649,13 +813,14 @@ mmp_pdma_prep_dma_cyclic(struct dma_chan *dchan,
new->desc.dcmd = (chan->dcmd | DCMD_ENDIRQEN |
(DCMD_LENGTH & period_len));
- new->desc.dsadr = dma_src;
- new->desc.dtadr = dma_dst;
+ pdev->ops->set_desc_src_addr(&new->desc, dma_src);
+ pdev->ops->set_desc_dst_addr(&new->desc, dma_dst);
if (!first)
first = new;
else
- prev->desc.ddadr = new->async_tx.phys;
+ pdev->ops->set_desc_next_addr(&prev->desc,
+ new->async_tx.phys);
new->async_tx.cookie = 0;
async_tx_ack(&new->async_tx);
@@ -676,7 +841,7 @@ mmp_pdma_prep_dma_cyclic(struct dma_chan *dchan,
first->async_tx.cookie = -EBUSY;
/* make the cyclic link */
- new->desc.ddadr = first->async_tx.phys;
+ pdev->ops->set_desc_next_addr(&new->desc, first->async_tx.phys);
chan->cyclic_first = first;
return &first->async_tx;
@@ -762,7 +927,9 @@ static unsigned int mmp_pdma_residue(struct mmp_pdma_chan *chan,
dma_cookie_t cookie)
{
struct mmp_pdma_desc_sw *sw;
- u32 curr, residue = 0;
+ struct mmp_pdma_device *pdev = to_mmp_pdma_dev(chan->chan.device);
+ u64 curr;
+ u32 residue = 0;
bool passed = false;
bool cyclic = chan->cyclic_first != NULL;
@@ -774,17 +941,18 @@ static unsigned int mmp_pdma_residue(struct mmp_pdma_chan *chan,
return 0;
if (chan->dir == DMA_DEV_TO_MEM)
- curr = readl(chan->phy->base + DTADR(chan->phy->idx));
+ curr = pdev->ops->read_dst_addr(chan->phy);
else
- curr = readl(chan->phy->base + DSADR(chan->phy->idx));
+ curr = pdev->ops->read_src_addr(chan->phy);
list_for_each_entry(sw, &chan->chain_running, node) {
- u32 start, end, len;
+ u64 start, end;
+ u32 len;
if (chan->dir == DMA_DEV_TO_MEM)
- start = sw->desc.dtadr;
+ start = pdev->ops->get_desc_dst_addr(&sw->desc);
else
- start = sw->desc.dsadr;
+ start = pdev->ops->get_desc_src_addr(&sw->desc);
len = sw->desc.dcmd & DCMD_LENGTH;
end = start + len;
@@ -800,7 +968,7 @@ static unsigned int mmp_pdma_residue(struct mmp_pdma_chan *chan,
if (passed) {
residue += len;
} else if (curr >= start && curr <= end) {
- residue += end - curr;
+ residue += (u32)(end - curr);
passed = true;
}
@@ -994,9 +1162,42 @@ static int mmp_pdma_chan_init(struct mmp_pdma_device *pdev, int idx, int irq)
return 0;
}
+static const struct mmp_pdma_ops marvell_pdma_v1_ops = {
+ .write_next_addr = write_next_addr_32,
+ .read_src_addr = read_src_addr_32,
+ .read_dst_addr = read_dst_addr_32,
+ .set_desc_next_addr = set_desc_next_addr_32,
+ .set_desc_src_addr = set_desc_src_addr_32,
+ .set_desc_dst_addr = set_desc_dst_addr_32,
+ .get_desc_src_addr = get_desc_src_addr_32,
+ .get_desc_dst_addr = get_desc_dst_addr_32,
+ .run_bits = (DCSR_RUN),
+ .dma_mask = 0, /* let OF/platform set DMA mask */
+};
+
+static const struct mmp_pdma_ops spacemit_k1_pdma_ops = {
+ .write_next_addr = write_next_addr_64,
+ .read_src_addr = read_src_addr_64,
+ .read_dst_addr = read_dst_addr_64,
+ .set_desc_next_addr = set_desc_next_addr_64,
+ .set_desc_src_addr = set_desc_src_addr_64,
+ .set_desc_dst_addr = set_desc_dst_addr_64,
+ .get_desc_src_addr = get_desc_src_addr_64,
+ .get_desc_dst_addr = get_desc_dst_addr_64,
+ .run_bits = (DCSR_RUN | DCSR_LPAEEN),
+ .dma_mask = DMA_BIT_MASK(64), /* force 64-bit DMA addr capability */
+};
+
static const struct of_device_id mmp_pdma_dt_ids[] = {
- { .compatible = "marvell,pdma-1.0", },
- {}
+ {
+ .compatible = "marvell,pdma-1.0",
+ .data = &marvell_pdma_v1_ops
+ }, {
+ .compatible = "spacemit,k1-pdma",
+ .data = &spacemit_k1_pdma_ops
+ }, {
+ /* sentinel */
+ }
};
MODULE_DEVICE_TABLE(of, mmp_pdma_dt_ids);
@@ -1019,6 +1220,8 @@ static int mmp_pdma_probe(struct platform_device *op)
{
struct mmp_pdma_device *pdev;
struct mmp_dma_platdata *pdata = dev_get_platdata(&op->dev);
+ struct clk *clk;
+ struct reset_control *rst;
int i, ret, irq = 0;
int dma_channels = 0, irq_num = 0;
const enum dma_slave_buswidth widths =
@@ -1037,6 +1240,19 @@ static int mmp_pdma_probe(struct platform_device *op)
if (IS_ERR(pdev->base))
return PTR_ERR(pdev->base);
+ clk = devm_clk_get_optional_enabled(pdev->dev, NULL);
+ if (IS_ERR(clk))
+ return PTR_ERR(clk);
+
+ rst = devm_reset_control_get_optional_exclusive_deasserted(pdev->dev,
+ NULL);
+ if (IS_ERR(rst))
+ return PTR_ERR(rst);
+
+ pdev->ops = of_device_get_match_data(&op->dev);
+ if (!pdev->ops)
+ return -ENODEV;
+
if (pdev->dev->of_node) {
/* Parse new and deprecated dma-channels properties */
if (of_property_read_u32(pdev->dev->of_node, "dma-channels",
@@ -1098,7 +1314,10 @@ static int mmp_pdma_probe(struct platform_device *op)
pdev->device.directions = BIT(DMA_MEM_TO_DEV) | BIT(DMA_DEV_TO_MEM);
pdev->device.residue_granularity = DMA_RESIDUE_GRANULARITY_DESCRIPTOR;
- if (pdev->dev->coherent_dma_mask)
+ /* Set DMA mask based on ops->dma_mask, or OF/platform */
+ if (pdev->ops->dma_mask)
+ dma_set_mask(pdev->dev, pdev->ops->dma_mask);
+ else if (pdev->dev->coherent_dma_mask)
dma_set_mask(pdev->dev, pdev->dev->coherent_dma_mask);
else
dma_set_mask(pdev->dev, DMA_BIT_MASK(64));
diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c
index b7fb843c67a6..ba03321eeff7 100644
--- a/drivers/dma/mmp_tdma.c
+++ b/drivers/dma/mmp_tdma.c
@@ -554,8 +554,7 @@ static void mmp_tdma_issue_pending(struct dma_chan *chan)
static void mmp_tdma_remove(struct platform_device *pdev)
{
- if (pdev->dev.of_node)
- of_dma_controller_free(pdev->dev.of_node);
+ of_dma_controller_free(pdev->dev.of_node);
}
static int mmp_tdma_chan_init(struct mmp_tdma_device *tdev,
@@ -743,6 +742,5 @@ module_platform_driver(mmp_tdma_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("MMP Two-Channel DMA Driver");
-MODULE_ALIAS("platform:mmp-tdma");
MODULE_AUTHOR("Leo Yan <leoy@marvell.com>");
MODULE_AUTHOR("Zhangfei Gao <zhangfei.gao@marvell.com>");
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 1fdcb0f5c9e7..5e8386296046 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -1013,7 +1013,7 @@ static int mv_xor_channel_remove(struct mv_xor_chan *mv_chan)
dma_async_device_unregister(&mv_chan->dmadev);
- dma_free_coherent(dev, MV_XOR_POOL_SIZE,
+ dma_free_wc(dev, MV_XOR_POOL_SIZE,
mv_chan->dma_desc_pool_virt, mv_chan->dma_desc_pool);
dma_unmap_single(dev, mv_chan->dummy_src_addr,
MV_XOR_MIN_BYTE_COUNT, DMA_FROM_DEVICE);
@@ -1163,7 +1163,7 @@ mv_xor_channel_add(struct mv_xor_device *xordev,
err_free_irq:
free_irq(mv_chan->irq, mv_chan);
err_free_dma:
- dma_free_coherent(&pdev->dev, MV_XOR_POOL_SIZE,
+ dma_free_wc(&pdev->dev, MV_XOR_POOL_SIZE,
mv_chan->dma_desc_pool_virt, mv_chan->dma_desc_pool);
err_unmap_dst:
dma_unmap_single(dma_dev->dev, mv_chan->dummy_dst_addr,
diff --git a/drivers/dma/nbpfaxi.c b/drivers/dma/nbpfaxi.c
index 765462303de0..334425faac00 100644
--- a/drivers/dma/nbpfaxi.c
+++ b/drivers/dma/nbpfaxi.c
@@ -1500,7 +1500,6 @@ static const struct platform_device_id nbpf_ids[] = {
};
MODULE_DEVICE_TABLE(platform, nbpf_ids);
-#ifdef CONFIG_PM
static int nbpf_runtime_suspend(struct device *dev)
{
struct nbpf_device *nbpf = dev_get_drvdata(dev);
@@ -1513,17 +1512,16 @@ static int nbpf_runtime_resume(struct device *dev)
struct nbpf_device *nbpf = dev_get_drvdata(dev);
return clk_prepare_enable(nbpf->clk);
}
-#endif
static const struct dev_pm_ops nbpf_pm_ops = {
- SET_RUNTIME_PM_OPS(nbpf_runtime_suspend, nbpf_runtime_resume, NULL)
+ RUNTIME_PM_OPS(nbpf_runtime_suspend, nbpf_runtime_resume, NULL)
};
static struct platform_driver nbpf_driver = {
.driver = {
.name = "dma-nbpf",
.of_match_table = nbpf_match,
- .pm = &nbpf_pm_ops,
+ .pm = pm_ptr(&nbpf_pm_ops),
},
.id_table = nbpf_ids,
.probe = nbpf_probe,
diff --git a/drivers/dma/ppc4xx/adma.c b/drivers/dma/ppc4xx/adma.c
index 9d2a5a967a99..61500ad7c850 100644
--- a/drivers/dma/ppc4xx/adma.c
+++ b/drivers/dma/ppc4xx/adma.c
@@ -874,7 +874,7 @@ static int ppc440spe_dma2_pq_slot_count(dma_addr_t *srcs,
pr_err("%s: src_cnt=%d, state=%d, addr_count=%d, order=%lld\n",
__func__, src_cnt, state, addr_count, order);
for (i = 0; i < src_cnt; i++)
- pr_err("\t[%d] 0x%llx \n", i, srcs[i]);
+ pr_err("\t[%d] 0x%llx\n", i, srcs[i]);
BUG();
}
@@ -3636,7 +3636,7 @@ static void ppc440spe_adma_issue_pending(struct dma_chan *chan)
ppc440spe_chan = to_ppc440spe_adma_chan(chan);
dev_dbg(ppc440spe_chan->device->common.dev,
- "ppc440spe adma%d: %s %d \n", ppc440spe_chan->device->id,
+ "ppc440spe adma%d: %s %d\n", ppc440spe_chan->device->id,
__func__, ppc440spe_chan->pending);
if (ppc440spe_chan->pending) {
diff --git a/drivers/dma/qcom/bam_dma.c b/drivers/dma/qcom/bam_dma.c
index bbc3276992bb..2cf060174795 100644
--- a/drivers/dma/qcom/bam_dma.c
+++ b/drivers/dma/qcom/bam_dma.c
@@ -1283,13 +1283,17 @@ static int bam_dma_probe(struct platform_device *pdev)
if (!bdev->bamclk) {
ret = of_property_read_u32(pdev->dev.of_node, "num-channels",
&bdev->num_channels);
- if (ret)
+ if (ret) {
dev_err(bdev->dev, "num-channels unspecified in dt\n");
+ return ret;
+ }
ret = of_property_read_u32(pdev->dev.of_node, "qcom,num-ees",
&bdev->num_ees);
- if (ret)
+ if (ret) {
dev_err(bdev->dev, "num-ees unspecified in dt\n");
+ return ret;
+ }
}
ret = clk_prepare_enable(bdev->bamclk);
diff --git a/drivers/dma/qcom/gpi.c b/drivers/dma/qcom/gpi.c
index 8e87738086b2..66bfea1f156d 100644
--- a/drivers/dma/qcom/gpi.c
+++ b/drivers/dma/qcom/gpi.c
@@ -1619,7 +1619,8 @@ gpi_peripheral_config(struct dma_chan *chan, struct dma_slave_config *config)
}
static int gpi_create_i2c_tre(struct gchan *chan, struct gpi_desc *desc,
- struct scatterlist *sgl, enum dma_transfer_direction direction)
+ struct scatterlist *sgl, enum dma_transfer_direction direction,
+ unsigned long flags)
{
struct gpi_i2c_config *i2c = chan->config;
struct device *dev = chan->gpii->gpi_dev->dev;
@@ -1684,6 +1685,9 @@ static int gpi_create_i2c_tre(struct gchan *chan, struct gpi_desc *desc,
tre->dword[3] = u32_encode_bits(TRE_TYPE_DMA, TRE_FLAGS_TYPE);
tre->dword[3] |= u32_encode_bits(1, TRE_FLAGS_IEOT);
+
+ if (!(flags & DMA_PREP_INTERRUPT))
+ tre->dword[3] |= u32_encode_bits(1, TRE_FLAGS_BEI);
}
for (i = 0; i < tre_idx; i++)
@@ -1827,6 +1831,9 @@ gpi_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
return NULL;
}
+ if (!(flags & DMA_PREP_INTERRUPT) && (nr - nr_tre < 2))
+ return NULL;
+
gpi_desc = kzalloc(sizeof(*gpi_desc), GFP_NOWAIT);
if (!gpi_desc)
return NULL;
@@ -1835,7 +1842,7 @@ gpi_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
if (gchan->protocol == QCOM_GPI_SPI) {
i = gpi_create_spi_tre(gchan, gpi_desc, sgl, direction);
} else if (gchan->protocol == QCOM_GPI_I2C) {
- i = gpi_create_i2c_tre(gchan, gpi_desc, sgl, direction);
+ i = gpi_create_i2c_tre(gchan, gpi_desc, sgl, direction, flags);
} else {
dev_err(dev, "invalid peripheral: %d\n", gchan->protocol);
kfree(gpi_desc);
diff --git a/drivers/dma/sh/Kconfig b/drivers/dma/sh/Kconfig
index 8184d475a49a..a16c7e83bd14 100644
--- a/drivers/dma/sh/Kconfig
+++ b/drivers/dma/sh/Kconfig
@@ -50,7 +50,7 @@ config RENESAS_USB_DMAC
config RZ_DMAC
tristate "Renesas RZ DMA Controller"
- depends on ARCH_R7S72100 || ARCH_RZG2L || COMPILE_TEST
+ depends on ARCH_RENESAS || COMPILE_TEST
select RENESAS_DMA
select DMA_VIRTUAL_CHANNELS
help
diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c
index 0c45ce8c74aa..475a347cae1b 100644
--- a/drivers/dma/sh/rcar-dmac.c
+++ b/drivers/dma/sh/rcar-dmac.c
@@ -1728,19 +1728,12 @@ static struct dma_chan *rcar_dmac_of_xlate(struct of_phandle_args *dma_spec,
* Power management
*/
-#ifdef CONFIG_PM
-static int rcar_dmac_runtime_suspend(struct device *dev)
-{
- return 0;
-}
-
static int rcar_dmac_runtime_resume(struct device *dev)
{
struct rcar_dmac *dmac = dev_get_drvdata(dev);
return rcar_dmac_init(dmac);
}
-#endif
static const struct dev_pm_ops rcar_dmac_pm = {
/*
@@ -1748,10 +1741,9 @@ static const struct dev_pm_ops rcar_dmac_pm = {
* - Wait for the current transfer to complete and stop the device,
* - Resume transfers, if any.
*/
- SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
- pm_runtime_force_resume)
- SET_RUNTIME_PM_OPS(rcar_dmac_runtime_suspend, rcar_dmac_runtime_resume,
- NULL)
+ NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
+ RUNTIME_PM_OPS(NULL, rcar_dmac_runtime_resume, NULL)
};
/* -----------------------------------------------------------------------------
@@ -2036,7 +2028,7 @@ MODULE_DEVICE_TABLE(of, rcar_dmac_of_ids);
static struct platform_driver rcar_dmac_driver = {
.driver = {
- .pm = &rcar_dmac_pm,
+ .pm = pm_ptr(&rcar_dmac_pm),
.name = "rcar-dmac",
.of_match_table = rcar_dmac_of_ids,
},
diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c
index 6b4fce453c85..834741adadaa 100644
--- a/drivers/dma/sh/shdma-base.c
+++ b/drivers/dma/sh/shdma-base.c
@@ -129,12 +129,25 @@ static dma_cookie_t shdma_tx_submit(struct dma_async_tx_descriptor *tx)
const struct shdma_ops *ops = sdev->ops;
dev_dbg(schan->dev, "Bring up channel %d\n",
schan->id);
- /*
- * TODO: .xfer_setup() might fail on some platforms.
- * Make it int then, on error remove chunks from the
- * queue again
- */
- ops->setup_xfer(schan, schan->slave_id);
+
+ ret = ops->setup_xfer(schan, schan->slave_id);
+ if (ret < 0) {
+ dev_err(schan->dev, "setup_xfer failed: %d\n", ret);
+
+ /* Remove chunks from the queue and mark them as idle */
+ list_for_each_entry_safe(chunk, c, &schan->ld_queue, node) {
+ if (chunk->cookie == cookie) {
+ chunk->mark = DESC_IDLE;
+ list_move(&chunk->node, &schan->ld_free);
+ }
+ }
+
+ schan->pm_state = SHDMA_PM_ESTABLISHED;
+ ret = pm_runtime_put(schan->dev);
+
+ spin_unlock_irq(&schan->chan_lock);
+ return ret;
+ }
if (schan->pm_state == SHDMA_PM_PENDING)
shdma_chan_xfer_ld_queue(schan);
diff --git a/drivers/dma/sh/shdmac.c b/drivers/dma/sh/shdmac.c
index 093e449e19ee..603e15102e45 100644
--- a/drivers/dma/sh/shdmac.c
+++ b/drivers/dma/sh/shdmac.c
@@ -300,21 +300,30 @@ static bool sh_dmae_channel_busy(struct shdma_chan *schan)
return dmae_is_busy(sh_chan);
}
-static void sh_dmae_setup_xfer(struct shdma_chan *schan,
- int slave_id)
+static int sh_dmae_setup_xfer(struct shdma_chan *schan, int slave_id)
{
struct sh_dmae_chan *sh_chan = container_of(schan, struct sh_dmae_chan,
shdma_chan);
+ int ret = 0;
if (slave_id >= 0) {
const struct sh_dmae_slave_config *cfg =
sh_chan->config;
- dmae_set_dmars(sh_chan, cfg->mid_rid);
- dmae_set_chcr(sh_chan, cfg->chcr);
+ ret = dmae_set_dmars(sh_chan, cfg->mid_rid);
+ if (ret < 0)
+ goto END;
+
+ ret = dmae_set_chcr(sh_chan, cfg->chcr);
+ if (ret < 0)
+ goto END;
+
} else {
dmae_init(sh_chan);
}
+
+END:
+ return ret;
}
/*
diff --git a/drivers/dma/sh/usb-dmac.c b/drivers/dma/sh/usb-dmac.c
index 7e2b6c97fa2f..b42e5a66fd95 100644
--- a/drivers/dma/sh/usb-dmac.c
+++ b/drivers/dma/sh/usb-dmac.c
@@ -670,7 +670,6 @@ static struct dma_chan *usb_dmac_of_xlate(struct of_phandle_args *dma_spec,
* Power management
*/
-#ifdef CONFIG_PM
static int usb_dmac_runtime_suspend(struct device *dev)
{
struct usb_dmac *dmac = dev_get_drvdata(dev);
@@ -691,13 +690,11 @@ static int usb_dmac_runtime_resume(struct device *dev)
return usb_dmac_init(dmac);
}
-#endif /* CONFIG_PM */
static const struct dev_pm_ops usb_dmac_pm = {
- SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
- pm_runtime_force_resume)
- SET_RUNTIME_PM_OPS(usb_dmac_runtime_suspend, usb_dmac_runtime_resume,
- NULL)
+ NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
+ RUNTIME_PM_OPS(usb_dmac_runtime_suspend, usb_dmac_runtime_resume, NULL)
};
/* -----------------------------------------------------------------------------
@@ -894,7 +891,7 @@ MODULE_DEVICE_TABLE(of, usb_dmac_of_ids);
static struct platform_driver usb_dmac_driver = {
.driver = {
- .pm = &usb_dmac_pm,
+ .pm = pm_ptr(&usb_dmac_pm),
.name = "usb-dmac",
.of_match_table = usb_dmac_of_ids,
},
diff --git a/drivers/dma/sprd-dma.c b/drivers/dma/sprd-dma.c
index 187a090463ce..6207e0b185e1 100644
--- a/drivers/dma/sprd-dma.c
+++ b/drivers/dma/sprd-dma.c
@@ -1311,4 +1311,3 @@ MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("DMA driver for Spreadtrum");
MODULE_AUTHOR("Baolin Wang <baolin.wang@spreadtrum.com>");
MODULE_AUTHOR("Eric Long <eric.long@spreadtrum.com>");
-MODULE_ALIAS("platform:sprd-dma");
diff --git a/drivers/dma/st_fdma.c b/drivers/dma/st_fdma.c
index c65ee0c7bfbd..dc2ab7d16cf2 100644
--- a/drivers/dma/st_fdma.c
+++ b/drivers/dma/st_fdma.c
@@ -866,4 +866,3 @@ MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("STMicroelectronics FDMA engine driver");
MODULE_AUTHOR("Ludovic.barre <Ludovic.barre@st.com>");
MODULE_AUTHOR("Peter Griffin <peter.griffin@linaro.org>");
-MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c
index fad896ff29a2..d0e8bb27a03b 100644
--- a/drivers/dma/tegra210-adma.c
+++ b/drivers/dma/tegra210-adma.c
@@ -1230,7 +1230,6 @@ static struct platform_driver tegra_admac_driver = {
module_platform_driver(tegra_admac_driver);
-MODULE_ALIAS("platform:tegra210-adma");
MODULE_DESCRIPTION("NVIDIA Tegra ADMA driver");
MODULE_AUTHOR("Dara Ramesh <dramesh@nvidia.com>");
MODULE_AUTHOR("Jon Hunter <jonathanh@nvidia.com>");
diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c
index 3ed406f08c44..552be71db6c4 100644
--- a/drivers/dma/ti/edma.c
+++ b/drivers/dma/ti/edma.c
@@ -2064,8 +2064,8 @@ static int edma_setup_from_hw(struct device *dev, struct edma_soc_info *pdata,
* priority. So Q0 is the highest priority queue and the last queue has
* the lowest priority.
*/
- queue_priority_map = devm_kcalloc(dev, ecc->num_tc + 1, sizeof(s8),
- GFP_KERNEL);
+ queue_priority_map = devm_kcalloc(dev, ecc->num_tc + 1,
+ sizeof(*queue_priority_map), GFP_KERNEL);
if (!queue_priority_map)
return -ENOMEM;
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index a34d8f0ceed8..fabff602065f 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -2173,6 +2173,99 @@ error:
}
/**
+ * xilinx_dma_prep_peripheral_dma_vec - prepare descriptors for a DMA_SLAVE
+ * transaction from DMA vectors
+ * @dchan: DMA channel
+ * @vecs: Array of DMA vectors that should be transferred
+ * @nb: number of entries in @vecs
+ * @direction: DMA direction
+ * @flags: transfer ack flags
+ *
+ * Return: Async transaction descriptor on success and NULL on failure
+ */
+static struct dma_async_tx_descriptor *xilinx_dma_prep_peripheral_dma_vec(
+ struct dma_chan *dchan, const struct dma_vec *vecs, size_t nb,
+ enum dma_transfer_direction direction, unsigned long flags)
+{
+ struct xilinx_dma_chan *chan = to_xilinx_chan(dchan);
+ struct xilinx_dma_tx_descriptor *desc;
+ struct xilinx_axidma_tx_segment *segment, *head, *prev = NULL;
+ size_t copy;
+ size_t sg_used;
+ unsigned int i;
+
+ if (!is_slave_direction(direction) || direction != chan->direction)
+ return NULL;
+
+ desc = xilinx_dma_alloc_tx_descriptor(chan);
+ if (!desc)
+ return NULL;
+
+ dma_async_tx_descriptor_init(&desc->async_tx, &chan->common);
+ desc->async_tx.tx_submit = xilinx_dma_tx_submit;
+
+ /* Build transactions using information from DMA vectors */
+ for (i = 0; i < nb; i++) {
+ sg_used = 0;
+
+ /* Loop until the entire dma_vec entry is used */
+ while (sg_used < vecs[i].len) {
+ struct xilinx_axidma_desc_hw *hw;
+
+ /* Get a free segment */
+ segment = xilinx_axidma_alloc_tx_segment(chan);
+ if (!segment)
+ goto error;
+
+ /*
+ * Calculate the maximum number of bytes to transfer,
+ * making sure it is less than the hw limit
+ */
+ copy = xilinx_dma_calc_copysize(chan, vecs[i].len,
+ sg_used);
+ hw = &segment->hw;
+
+ /* Fill in the descriptor */
+ xilinx_axidma_buf(chan, hw, vecs[i].addr, sg_used, 0);
+ hw->control = copy;
+
+ if (prev)
+ prev->hw.next_desc = segment->phys;
+
+ prev = segment;
+ sg_used += copy;
+
+ /*
+ * Insert the segment into the descriptor segments
+ * list.
+ */
+ list_add_tail(&segment->node, &desc->segments);
+ }
+ }
+
+ head = list_first_entry(&desc->segments, struct xilinx_axidma_tx_segment, node);
+ desc->async_tx.phys = head->phys;
+
+ /* For the last DMA_MEM_TO_DEV transfer, set EOP */
+ if (chan->direction == DMA_MEM_TO_DEV) {
+ segment->hw.control |= XILINX_DMA_BD_SOP;
+ segment = list_last_entry(&desc->segments,
+ struct xilinx_axidma_tx_segment,
+ node);
+ segment->hw.control |= XILINX_DMA_BD_EOP;
+ }
+
+ if (chan->xdev->has_axistream_connected)
+ desc->async_tx.metadata_ops = &xilinx_dma_metadata_ops;
+
+ return &desc->async_tx;
+
+error:
+ xilinx_dma_free_tx_descriptor(chan, desc);
+ return NULL;
+}
+
+/**
* xilinx_dma_prep_slave_sg - prepare descriptors for a DMA_SLAVE transaction
* @dchan: DMA channel
* @sgl: scatterlist to transfer to/from
@@ -3180,6 +3273,7 @@ static int xilinx_dma_probe(struct platform_device *pdev)
xdev->common.device_config = xilinx_dma_device_config;
if (xdev->dma_config->dmatype == XDMA_TYPE_AXIDMA) {
dma_cap_set(DMA_CYCLIC, xdev->common.cap_mask);
+ xdev->common.device_prep_peripheral_dma_vec = xilinx_dma_prep_peripheral_dma_vec;
xdev->common.device_prep_slave_sg = xilinx_dma_prep_slave_sg;
xdev->common.device_prep_dma_cyclic =
xilinx_dma_prep_dma_cyclic;
diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
index d05fc5fcc77d..f7e584de4335 100644
--- a/drivers/dma/xilinx/zynqmp_dma.c
+++ b/drivers/dma/xilinx/zynqmp_dma.c
@@ -1173,9 +1173,9 @@ static void zynqmp_dma_remove(struct platform_device *pdev)
dma_async_device_unregister(&zdev->common);
zynqmp_dma_chan_remove(zdev->chan);
- pm_runtime_disable(zdev->dev);
- if (!pm_runtime_enabled(zdev->dev))
+ if (pm_runtime_active(zdev->dev))
zynqmp_dma_runtime_suspend(zdev->dev);
+ pm_runtime_disable(zdev->dev);
}
static const struct of_device_id zynqmp_dma_of_match[] = {
@@ -1193,6 +1193,7 @@ static struct platform_driver zynqmp_dma_driver = {
},
.probe = zynqmp_dma_probe,
.remove = zynqmp_dma_remove,
+ .shutdown = zynqmp_dma_remove,
};
module_platform_driver(zynqmp_dma_driver);
diff --git a/drivers/dpll/dpll_netlink.c b/drivers/dpll/dpll_netlink.c
index 036f21cac0a9..64944f601ee5 100644
--- a/drivers/dpll/dpll_netlink.c
+++ b/drivers/dpll/dpll_netlink.c
@@ -165,6 +165,27 @@ dpll_msg_add_phase_offset_monitor(struct sk_buff *msg, struct dpll_device *dpll,
}
static int
+dpll_msg_add_phase_offset_avg_factor(struct sk_buff *msg,
+ struct dpll_device *dpll,
+ struct netlink_ext_ack *extack)
+{
+ const struct dpll_device_ops *ops = dpll_device_ops(dpll);
+ u32 factor;
+ int ret;
+
+ if (ops->phase_offset_avg_factor_get) {
+ ret = ops->phase_offset_avg_factor_get(dpll, dpll_priv(dpll),
+ &factor, extack);
+ if (ret)
+ return ret;
+ if (nla_put_u32(msg, DPLL_A_PHASE_OFFSET_AVG_FACTOR, factor))
+ return -EMSGSIZE;
+ }
+
+ return 0;
+}
+
+static int
dpll_msg_add_lock_status(struct sk_buff *msg, struct dpll_device *dpll,
struct netlink_ext_ack *extack)
{
@@ -211,8 +232,8 @@ static int
dpll_msg_add_clock_quality_level(struct sk_buff *msg, struct dpll_device *dpll,
struct netlink_ext_ack *extack)
{
+ DECLARE_BITMAP(qls, DPLL_CLOCK_QUALITY_LEVEL_MAX + 1) = { 0 };
const struct dpll_device_ops *ops = dpll_device_ops(dpll);
- DECLARE_BITMAP(qls, DPLL_CLOCK_QUALITY_LEVEL_MAX) = { 0 };
enum dpll_clock_quality_level ql;
int ret;
@@ -221,7 +242,7 @@ dpll_msg_add_clock_quality_level(struct sk_buff *msg, struct dpll_device *dpll,
ret = ops->clock_quality_level_get(dpll, dpll_priv(dpll), qls, extack);
if (ret)
return ret;
- for_each_set_bit(ql, qls, DPLL_CLOCK_QUALITY_LEVEL_MAX)
+ for_each_set_bit(ql, qls, DPLL_CLOCK_QUALITY_LEVEL_MAX + 1)
if (nla_put_u32(msg, DPLL_A_CLOCK_QUALITY_LEVEL, ql))
return -EMSGSIZE;
@@ -616,6 +637,10 @@ dpll_cmd_pin_get_one(struct sk_buff *msg, struct dpll_pin *pin,
ret = dpll_msg_add_pin_freq(msg, pin, ref, extack);
if (ret)
return ret;
+ if (prop->phase_gran &&
+ nla_put_u32(msg, DPLL_A_PIN_PHASE_ADJUST_GRAN,
+ prop->phase_gran))
+ return -EMSGSIZE;
if (nla_put_s32(msg, DPLL_A_PIN_PHASE_ADJUST_MIN,
prop->phase_range.min))
return -EMSGSIZE;
@@ -677,6 +702,9 @@ dpll_device_get_one(struct dpll_device *dpll, struct sk_buff *msg,
ret = dpll_msg_add_phase_offset_monitor(msg, dpll, extack);
if (ret)
return ret;
+ ret = dpll_msg_add_phase_offset_avg_factor(msg, dpll, extack);
+ if (ret)
+ return ret;
return 0;
}
@@ -840,6 +868,23 @@ dpll_phase_offset_monitor_set(struct dpll_device *dpll, struct nlattr *a,
}
static int
+dpll_phase_offset_avg_factor_set(struct dpll_device *dpll, struct nlattr *a,
+ struct netlink_ext_ack *extack)
+{
+ const struct dpll_device_ops *ops = dpll_device_ops(dpll);
+ u32 factor = nla_get_u32(a);
+
+ if (!ops->phase_offset_avg_factor_set) {
+ NL_SET_ERR_MSG_ATTR(extack, a,
+ "device not capable of changing phase offset average factor");
+ return -EOPNOTSUPP;
+ }
+
+ return ops->phase_offset_avg_factor_set(dpll, dpll_priv(dpll), factor,
+ extack);
+}
+
+static int
dpll_pin_freq_set(struct dpll_pin *pin, struct nlattr *a,
struct netlink_ext_ack *extack)
{
@@ -1220,7 +1265,13 @@ dpll_pin_phase_adj_set(struct dpll_pin *pin, struct nlattr *phase_adj_attr,
if (phase_adj > pin->prop.phase_range.max ||
phase_adj < pin->prop.phase_range.min) {
NL_SET_ERR_MSG_ATTR(extack, phase_adj_attr,
- "phase adjust value not supported");
+ "phase adjust value of out range");
+ return -EINVAL;
+ }
+ if (pin->prop.phase_gran && phase_adj % (s32)pin->prop.phase_gran) {
+ NL_SET_ERR_MSG_ATTR_FMT(extack, phase_adj_attr,
+ "phase adjust value not multiple of %u",
+ pin->prop.phase_gran);
return -EINVAL;
}
@@ -1518,16 +1569,18 @@ int dpll_nl_pin_id_get_doit(struct sk_buff *skb, struct genl_info *info)
return -EMSGSIZE;
}
pin = dpll_pin_find_from_nlattr(info);
- if (!IS_ERR(pin)) {
- if (!dpll_pin_available(pin)) {
- nlmsg_free(msg);
- return -ENODEV;
- }
- ret = dpll_msg_add_pin_handle(msg, pin);
- if (ret) {
- nlmsg_free(msg);
- return ret;
- }
+ if (IS_ERR(pin)) {
+ nlmsg_free(msg);
+ return PTR_ERR(pin);
+ }
+ if (!dpll_pin_available(pin)) {
+ nlmsg_free(msg);
+ return -ENODEV;
+ }
+ ret = dpll_msg_add_pin_handle(msg, pin);
+ if (ret) {
+ nlmsg_free(msg);
+ return ret;
}
genlmsg_end(msg, hdr);
@@ -1694,12 +1747,14 @@ int dpll_nl_device_id_get_doit(struct sk_buff *skb, struct genl_info *info)
}
dpll = dpll_device_find_from_nlattr(info);
- if (!IS_ERR(dpll)) {
- ret = dpll_msg_add_dev_handle(msg, dpll);
- if (ret) {
- nlmsg_free(msg);
- return ret;
- }
+ if (IS_ERR(dpll)) {
+ nlmsg_free(msg);
+ return PTR_ERR(dpll);
+ }
+ ret = dpll_msg_add_dev_handle(msg, dpll);
+ if (ret) {
+ nlmsg_free(msg);
+ return ret;
}
genlmsg_end(msg, hdr);
@@ -1736,14 +1791,25 @@ int dpll_nl_device_get_doit(struct sk_buff *skb, struct genl_info *info)
static int
dpll_set_from_nlattr(struct dpll_device *dpll, struct genl_info *info)
{
- int ret;
-
- if (info->attrs[DPLL_A_PHASE_OFFSET_MONITOR]) {
- struct nlattr *a = info->attrs[DPLL_A_PHASE_OFFSET_MONITOR];
+ struct nlattr *a;
+ int rem, ret;
- ret = dpll_phase_offset_monitor_set(dpll, a, info->extack);
- if (ret)
- return ret;
+ nla_for_each_attr(a, genlmsg_data(info->genlhdr),
+ genlmsg_len(info->genlhdr), rem) {
+ switch (nla_type(a)) {
+ case DPLL_A_PHASE_OFFSET_MONITOR:
+ ret = dpll_phase_offset_monitor_set(dpll, a,
+ info->extack);
+ if (ret)
+ return ret;
+ break;
+ case DPLL_A_PHASE_OFFSET_AVG_FACTOR:
+ ret = dpll_phase_offset_avg_factor_set(dpll, a,
+ info->extack);
+ if (ret)
+ return ret;
+ break;
+ }
}
return 0;
diff --git a/drivers/dpll/dpll_nl.c b/drivers/dpll/dpll_nl.c
index 9f2efaf25268..36d11ff195df 100644
--- a/drivers/dpll/dpll_nl.c
+++ b/drivers/dpll/dpll_nl.c
@@ -2,6 +2,7 @@
/* Do not edit directly, auto-generated from: */
/* Documentation/netlink/specs/dpll.yaml */
/* YNL-GEN kernel source */
+/* To regenerate run: tools/net/ynl/ynl-regen.sh */
#include <net/netlink.h>
#include <net/genetlink.h>
@@ -42,9 +43,10 @@ static const struct nla_policy dpll_device_get_nl_policy[DPLL_A_ID + 1] = {
};
/* DPLL_CMD_DEVICE_SET - do */
-static const struct nla_policy dpll_device_set_nl_policy[DPLL_A_PHASE_OFFSET_MONITOR + 1] = {
+static const struct nla_policy dpll_device_set_nl_policy[DPLL_A_PHASE_OFFSET_AVG_FACTOR + 1] = {
[DPLL_A_ID] = { .type = NLA_U32, },
[DPLL_A_PHASE_OFFSET_MONITOR] = NLA_POLICY_MAX(NLA_U32, 1),
+ [DPLL_A_PHASE_OFFSET_AVG_FACTOR] = { .type = NLA_U32, },
};
/* DPLL_CMD_PIN_ID_GET - do */
@@ -112,7 +114,7 @@ static const struct genl_split_ops dpll_nl_ops[] = {
.doit = dpll_nl_device_set_doit,
.post_doit = dpll_post_doit,
.policy = dpll_device_set_nl_policy,
- .maxattr = DPLL_A_PHASE_OFFSET_MONITOR,
+ .maxattr = DPLL_A_PHASE_OFFSET_AVG_FACTOR,
.flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
},
{
diff --git a/drivers/dpll/dpll_nl.h b/drivers/dpll/dpll_nl.h
index 3da10cfe9a6e..7419679b6977 100644
--- a/drivers/dpll/dpll_nl.h
+++ b/drivers/dpll/dpll_nl.h
@@ -2,6 +2,7 @@
/* Do not edit directly, auto-generated from: */
/* Documentation/netlink/specs/dpll.yaml */
/* YNL-GEN kernel header */
+/* To regenerate run: tools/net/ynl/ynl-regen.sh */
#ifndef _LINUX_DPLL_GEN_H
#define _LINUX_DPLL_GEN_H
diff --git a/drivers/dpll/zl3073x/Makefile b/drivers/dpll/zl3073x/Makefile
index c3e2f02f319d..bd324c7fe710 100644
--- a/drivers/dpll/zl3073x/Makefile
+++ b/drivers/dpll/zl3073x/Makefile
@@ -1,7 +1,8 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ZL3073X) += zl3073x.o
-zl3073x-objs := core.o devlink.o dpll.o prop.o
+zl3073x-objs := core.o devlink.o dpll.o flash.o fw.o \
+ out.o prop.o ref.o synth.o
obj-$(CONFIG_ZL3073X_I2C) += zl3073x_i2c.o
zl3073x_i2c-objs := i2c.o
diff --git a/drivers/dpll/zl3073x/core.c b/drivers/dpll/zl3073x/core.c
index 7ebcfc5ec1f0..383e2397dd03 100644
--- a/drivers/dpll/zl3073x/core.c
+++ b/drivers/dpll/zl3073x/core.c
@@ -95,9 +95,9 @@ EXPORT_SYMBOL_NS_GPL(zl30735_chip_info, "ZL3073X");
#define ZL_RANGE_OFFSET 0x80
#define ZL_PAGE_SIZE 0x80
-#define ZL_NUM_PAGES 15
+#define ZL_NUM_PAGES 256
#define ZL_PAGE_SEL 0x7F
-#define ZL_PAGE_SEL_MASK GENMASK(3, 0)
+#define ZL_PAGE_SEL_MASK GENMASK(7, 0)
#define ZL_NUM_REGS (ZL_NUM_PAGES * ZL_PAGE_SIZE)
/* Regmap range configuration */
@@ -129,54 +129,14 @@ const struct regmap_config zl3073x_regmap_config = {
};
EXPORT_SYMBOL_NS_GPL(zl3073x_regmap_config, "ZL3073X");
-/**
- * zl3073x_ref_freq_factorize - factorize given frequency
- * @freq: input frequency
- * @base: base frequency
- * @mult: multiplier
- *
- * Checks if the given frequency can be factorized using one of the
- * supported base frequencies. If so the base frequency and multiplier
- * are stored into appropriate parameters if they are not NULL.
- *
- * Return: 0 on success, -EINVAL if the frequency cannot be factorized
- */
-int
-zl3073x_ref_freq_factorize(u32 freq, u16 *base, u16 *mult)
-{
- static const u16 base_freqs[] = {
- 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125,
- 128, 160, 200, 250, 256, 320, 400, 500, 625, 640, 800, 1000,
- 1250, 1280, 1600, 2000, 2500, 3125, 3200, 4000, 5000, 6250,
- 6400, 8000, 10000, 12500, 15625, 16000, 20000, 25000, 31250,
- 32000, 40000, 50000, 62500,
- };
- u32 div;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(base_freqs); i++) {
- div = freq / base_freqs[i];
-
- if (div <= U16_MAX && (freq % base_freqs[i]) == 0) {
- if (base)
- *base = base_freqs[i];
- if (mult)
- *mult = div;
-
- return 0;
- }
- }
-
- return -EINVAL;
-}
-
static bool
zl3073x_check_reg(struct zl3073x_dev *zldev, unsigned int reg, size_t size)
{
/* Check that multiop lock is held when accessing registers
- * from page 10 and above.
+ * from page 10 and above except the page 255 that does not
+ * need this protection.
*/
- if (ZL_REG_PAGE(reg) >= 10)
+ if (ZL_REG_PAGE(reg) >= 10 && ZL_REG_PAGE(reg) < 255)
lockdep_assert_held(&zldev->multiop_lock);
/* Check the index is in valid range for indexed register */
@@ -447,185 +407,147 @@ int zl3073x_mb_op(struct zl3073x_dev *zldev, unsigned int op_reg, u8 op_val,
}
/**
- * zl3073x_ref_state_fetch - get input reference state
- * @zldev: pointer to zl3073x_dev structure
- * @index: input reference index to fetch state for
+ * zl3073x_do_hwreg_op - Perform HW register read/write operation
+ * @zldev: zl3073x device pointer
+ * @op: operation to perform
*
- * Function fetches information for the given input reference that are
- * invariant and stores them for later use.
+ * Performs requested operation and waits for its completion.
*
* Return: 0 on success, <0 on error
*/
static int
-zl3073x_ref_state_fetch(struct zl3073x_dev *zldev, u8 index)
+zl3073x_do_hwreg_op(struct zl3073x_dev *zldev, u8 op)
{
- struct zl3073x_ref *input = &zldev->ref[index];
- u8 ref_config;
int rc;
- /* If the input is differential then the configuration for N-pin
- * reference is ignored and P-pin config is used for both.
- */
- if (zl3073x_is_n_pin(index) &&
- zl3073x_ref_is_diff(zldev, index - 1)) {
- input->enabled = zl3073x_ref_is_enabled(zldev, index - 1);
- input->diff = true;
-
- return 0;
- }
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read reference configuration */
- rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
- ZL_REG_REF_MB_MASK, BIT(index));
- if (rc)
- return rc;
-
- /* Read ref_config register */
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_CONFIG, &ref_config);
+ /* Set requested operation and set pending bit */
+ rc = zl3073x_write_u8(zldev, ZL_REG_HWREG_OP, op | ZL_HWREG_OP_PENDING);
if (rc)
return rc;
- input->enabled = FIELD_GET(ZL_REF_CONFIG_ENABLE, ref_config);
- input->diff = FIELD_GET(ZL_REF_CONFIG_DIFF_EN, ref_config);
-
- dev_dbg(zldev->dev, "REF%u is %s and configured as %s\n", index,
- str_enabled_disabled(input->enabled),
- input->diff ? "differential" : "single-ended");
-
- return rc;
+ /* Poll for completion - pending bit cleared */
+ return zl3073x_poll_zero_u8(zldev, ZL_REG_HWREG_OP,
+ ZL_HWREG_OP_PENDING);
}
/**
- * zl3073x_out_state_fetch - get output state
- * @zldev: pointer to zl3073x_dev structure
- * @index: output index to fetch state for
+ * zl3073x_read_hwreg - Read HW register
+ * @zldev: zl3073x device pointer
+ * @addr: HW register address
+ * @value: Value of the HW register
*
- * Function fetches information for the given output (not output pin)
- * that are invariant and stores them for later use.
+ * Reads HW register value and stores it into @value.
*
* Return: 0 on success, <0 on error
*/
-static int
-zl3073x_out_state_fetch(struct zl3073x_dev *zldev, u8 index)
+int zl3073x_read_hwreg(struct zl3073x_dev *zldev, u32 addr, u32 *value)
{
- struct zl3073x_out *out = &zldev->out[index];
- u8 output_ctrl, output_mode;
int rc;
- /* Read output configuration */
- rc = zl3073x_read_u8(zldev, ZL_REG_OUTPUT_CTRL(index), &output_ctrl);
+ /* Set address to read data from */
+ rc = zl3073x_write_u32(zldev, ZL_REG_HWREG_ADDR, addr);
if (rc)
return rc;
- /* Store info about output enablement and synthesizer the output
- * is connected to.
- */
- out->enabled = FIELD_GET(ZL_OUTPUT_CTRL_EN, output_ctrl);
- out->synth = FIELD_GET(ZL_OUTPUT_CTRL_SYNTH_SEL, output_ctrl);
-
- dev_dbg(zldev->dev, "OUT%u is %s and connected to SYNTH%u\n", index,
- str_enabled_disabled(out->enabled), out->synth);
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read output configuration */
- rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
- ZL_REG_OUTPUT_MB_MASK, BIT(index));
+ /* Perform the read operation */
+ rc = zl3073x_do_hwreg_op(zldev, ZL_HWREG_OP_READ);
if (rc)
return rc;
- /* Read output_mode */
- rc = zl3073x_read_u8(zldev, ZL_REG_OUTPUT_MODE, &output_mode);
- if (rc)
- return rc;
-
- /* Extract and store output signal format */
- out->signal_format = FIELD_GET(ZL_OUTPUT_MODE_SIGNAL_FORMAT,
- output_mode);
-
- dev_dbg(zldev->dev, "OUT%u has signal format 0x%02x\n", index,
- out->signal_format);
-
- return rc;
+ /* Read the received data */
+ return zl3073x_read_u32(zldev, ZL_REG_HWREG_READ_DATA, value);
}
/**
- * zl3073x_synth_state_fetch - get synth state
- * @zldev: pointer to zl3073x_dev structure
- * @index: synth index to fetch state for
+ * zl3073x_write_hwreg - Write value to HW register
+ * @zldev: zl3073x device pointer
+ * @addr: HW registers address
+ * @value: Value to be written to HW register
*
- * Function fetches information for the given synthesizer that are
- * invariant and stores them for later use.
+ * Stores the requested value into HW register.
*
* Return: 0 on success, <0 on error
*/
-static int
-zl3073x_synth_state_fetch(struct zl3073x_dev *zldev, u8 index)
+int zl3073x_write_hwreg(struct zl3073x_dev *zldev, u32 addr, u32 value)
{
- struct zl3073x_synth *synth = &zldev->synth[index];
- u16 base, m, n;
- u8 synth_ctrl;
- u32 mult;
int rc;
- /* Read synth control register */
- rc = zl3073x_read_u8(zldev, ZL_REG_SYNTH_CTRL(index), &synth_ctrl);
+ /* Set address to write data to */
+ rc = zl3073x_write_u32(zldev, ZL_REG_HWREG_ADDR, addr);
if (rc)
return rc;
- /* Store info about synth enablement and DPLL channel the synth is
- * driven by.
- */
- synth->enabled = FIELD_GET(ZL_SYNTH_CTRL_EN, synth_ctrl);
- synth->dpll = FIELD_GET(ZL_SYNTH_CTRL_DPLL_SEL, synth_ctrl);
-
- dev_dbg(zldev->dev, "SYNTH%u is %s and driven by DPLL%u\n", index,
- str_enabled_disabled(synth->enabled), synth->dpll);
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read synth configuration */
- rc = zl3073x_mb_op(zldev, ZL_REG_SYNTH_MB_SEM, ZL_SYNTH_MB_SEM_RD,
- ZL_REG_SYNTH_MB_MASK, BIT(index));
+ /* Set data to be written */
+ rc = zl3073x_write_u32(zldev, ZL_REG_HWREG_WRITE_DATA, value);
if (rc)
return rc;
- /* The output frequency is determined by the following formula:
- * base * multiplier * numerator / denominator
- *
- * Read registers with these values
- */
- rc = zl3073x_read_u16(zldev, ZL_REG_SYNTH_FREQ_BASE, &base);
- if (rc)
- return rc;
+ /* Perform the write operation */
+ return zl3073x_do_hwreg_op(zldev, ZL_HWREG_OP_WRITE);
+}
- rc = zl3073x_read_u32(zldev, ZL_REG_SYNTH_FREQ_MULT, &mult);
- if (rc)
- return rc;
+/**
+ * zl3073x_update_hwreg - Update certain bits in HW register
+ * @zldev: zl3073x device pointer
+ * @addr: HW register address
+ * @value: Value to be written into HW register
+ * @mask: Bitmask indicating bits to be updated
+ *
+ * Reads given HW register, updates requested bits specified by value and
+ * mask and writes result back to HW register.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_update_hwreg(struct zl3073x_dev *zldev, u32 addr, u32 value,
+ u32 mask)
+{
+ u32 tmp;
+ int rc;
- rc = zl3073x_read_u16(zldev, ZL_REG_SYNTH_FREQ_M, &m);
+ rc = zl3073x_read_hwreg(zldev, addr, &tmp);
if (rc)
return rc;
- rc = zl3073x_read_u16(zldev, ZL_REG_SYNTH_FREQ_N, &n);
- if (rc)
- return rc;
+ tmp &= ~mask;
+ tmp |= value & mask;
- /* Check denominator for zero to avoid div by 0 */
- if (!n) {
- dev_err(zldev->dev,
- "Zero divisor for SYNTH%u retrieved from device\n",
- index);
- return -EINVAL;
- }
+ return zl3073x_write_hwreg(zldev, addr, tmp);
+}
- /* Compute and store synth frequency */
- zldev->synth[index].freq = div_u64(mul_u32_u32(base * m, mult), n);
+/**
+ * zl3073x_write_hwreg_seq - Write HW registers sequence
+ * @zldev: pointer to device structure
+ * @seq: pointer to first sequence item
+ * @num_items: number of items in sequence
+ *
+ * Writes given HW registers sequence.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_write_hwreg_seq(struct zl3073x_dev *zldev,
+ const struct zl3073x_hwreg_seq_item *seq,
+ size_t num_items)
+{
+ int i, rc = 0;
+
+ for (i = 0; i < num_items; i++) {
+ dev_dbg(zldev->dev, "Write 0x%0x [0x%0x] to 0x%0x",
+ seq[i].value, seq[i].mask, seq[i].addr);
+
+ if (seq[i].mask == U32_MAX)
+ /* Write value directly */
+ rc = zl3073x_write_hwreg(zldev, seq[i].addr,
+ seq[i].value);
+ else
+ /* Update only bits specified by the mask */
+ rc = zl3073x_update_hwreg(zldev, seq[i].addr,
+ seq[i].value, seq[i].mask);
+ if (rc)
+ return rc;
- dev_dbg(zldev->dev, "SYNTH%u frequency: %u Hz\n", index,
- zldev->synth[index].freq);
+ if (seq->wait)
+ msleep(seq->wait);
+ }
return rc;
}
@@ -669,6 +591,21 @@ zl3073x_dev_state_fetch(struct zl3073x_dev *zldev)
return rc;
}
+static void
+zl3073x_dev_ref_status_update(struct zl3073x_dev *zldev)
+{
+ int i, rc;
+
+ for (i = 0; i < ZL3073X_NUM_REFS; i++) {
+ rc = zl3073x_read_u8(zldev, ZL_REG_REF_MON_STATUS(i),
+ &zldev->ref[i].mon_status);
+ if (rc)
+ dev_warn(zldev->dev,
+ "Failed to get REF%u status: %pe\n", i,
+ ERR_PTR(rc));
+ }
+}
+
/**
* zl3073x_ref_phase_offsets_update - update reference phase offsets
* @zldev: pointer to zl3073x_dev structure
@@ -788,6 +725,9 @@ zl3073x_dev_periodic_work(struct kthread_work *work)
struct zl3073x_dpll *zldpll;
int rc;
+ /* Update input references status */
+ zl3073x_dev_ref_status_update(zldev);
+
/* Update DPLL-to-connected-ref phase offsets registers */
rc = zl3073x_ref_phase_offsets_update(zldev, -1);
if (rc)
@@ -809,21 +749,190 @@ zl3073x_dev_periodic_work(struct kthread_work *work)
msecs_to_jiffies(500));
}
+int zl3073x_dev_phase_avg_factor_set(struct zl3073x_dev *zldev, u8 factor)
+{
+ u8 dpll_meas_ctrl, value;
+ int rc;
+
+ /* Read DPLL phase measurement control register */
+ rc = zl3073x_read_u8(zldev, ZL_REG_DPLL_MEAS_CTRL, &dpll_meas_ctrl);
+ if (rc)
+ return rc;
+
+ /* Convert requested factor to register value */
+ value = (factor + 1) & 0x0f;
+
+ /* Update phase measurement control register */
+ dpll_meas_ctrl &= ~ZL_DPLL_MEAS_CTRL_AVG_FACTOR;
+ dpll_meas_ctrl |= FIELD_PREP(ZL_DPLL_MEAS_CTRL_AVG_FACTOR, value);
+ rc = zl3073x_write_u8(zldev, ZL_REG_DPLL_MEAS_CTRL, dpll_meas_ctrl);
+ if (rc)
+ return rc;
+
+ /* Save the new factor */
+ zldev->phase_avg_factor = factor;
+
+ return 0;
+}
+
+/**
+ * zl3073x_dev_phase_meas_setup - setup phase offset measurement
+ * @zldev: pointer to zl3073x_dev structure
+ *
+ * Enable phase offset measurement block, set measurement averaging factor
+ * and enable DPLL-to-its-ref phase measurement for all DPLLs.
+ *
+ * Returns: 0 on success, <0 on error
+ */
+static int
+zl3073x_dev_phase_meas_setup(struct zl3073x_dev *zldev)
+{
+ struct zl3073x_dpll *zldpll;
+ u8 dpll_meas_ctrl, mask = 0;
+ int rc;
+
+ /* Setup phase measurement averaging factor */
+ rc = zl3073x_dev_phase_avg_factor_set(zldev, zldev->phase_avg_factor);
+ if (rc)
+ return rc;
+
+ /* Read DPLL phase measurement control register */
+ rc = zl3073x_read_u8(zldev, ZL_REG_DPLL_MEAS_CTRL, &dpll_meas_ctrl);
+ if (rc)
+ return rc;
+
+ /* Enable DPLL measurement block */
+ dpll_meas_ctrl |= ZL_DPLL_MEAS_CTRL_EN;
+
+ /* Update phase measurement control register */
+ rc = zl3073x_write_u8(zldev, ZL_REG_DPLL_MEAS_CTRL, dpll_meas_ctrl);
+ if (rc)
+ return rc;
+
+ /* Enable DPLL-to-connected-ref measurement for each channel */
+ list_for_each_entry(zldpll, &zldev->dplls, list)
+ mask |= BIT(zldpll->id);
+
+ return zl3073x_write_u8(zldev, ZL_REG_DPLL_PHASE_ERR_READ_MASK, mask);
+}
+
+/**
+ * zl3073x_dev_start - Start normal operation
+ * @zldev: zl3073x device pointer
+ * @full: perform full initialization
+ *
+ * The function starts normal operation, which means registering all DPLLs and
+ * their pins, and starting monitoring. If full initialization is requested,
+ * the function additionally initializes the phase offset measurement block and
+ * fetches hardware-invariant parameters.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_dev_start(struct zl3073x_dev *zldev, bool full)
+{
+ struct zl3073x_dpll *zldpll;
+ u8 info;
+ int rc;
+
+ rc = zl3073x_read_u8(zldev, ZL_REG_INFO, &info);
+ if (rc) {
+ dev_err(zldev->dev, "Failed to read device status info\n");
+ return rc;
+ }
+
+ if (!FIELD_GET(ZL_INFO_READY, info)) {
+ /* The ready bit indicates that the firmware was successfully
+ * configured and is ready for normal operation. If it is
+ * cleared then the configuration stored in flash is wrong
+ * or missing. In this situation the driver will expose
+ * only devlink interface to give an opportunity to flash
+ * the correct config.
+ */
+ dev_info(zldev->dev,
+ "FW not fully ready - missing or corrupted config\n");
+
+ return 0;
+ }
+
+ if (full) {
+ /* Fetch device state */
+ rc = zl3073x_dev_state_fetch(zldev);
+ if (rc)
+ return rc;
+
+ /* Setup phase offset measurement block */
+ rc = zl3073x_dev_phase_meas_setup(zldev);
+ if (rc) {
+ dev_err(zldev->dev,
+ "Failed to setup phase measurement\n");
+ return rc;
+ }
+ }
+
+ /* Register all DPLLs */
+ list_for_each_entry(zldpll, &zldev->dplls, list) {
+ rc = zl3073x_dpll_register(zldpll);
+ if (rc) {
+ dev_err_probe(zldev->dev, rc,
+ "Failed to register DPLL%u\n",
+ zldpll->id);
+ return rc;
+ }
+ }
+
+ /* Perform initial firmware fine phase correction */
+ rc = zl3073x_dpll_init_fine_phase_adjust(zldev);
+ if (rc) {
+ dev_err_probe(zldev->dev, rc,
+ "Failed to init fine phase correction\n");
+ return rc;
+ }
+
+ /* Start monitoring */
+ kthread_queue_delayed_work(zldev->kworker, &zldev->work, 0);
+
+ return 0;
+}
+
+/**
+ * zl3073x_dev_stop - Stop normal operation
+ * @zldev: zl3073x device pointer
+ *
+ * The function stops the normal operation that mean deregistration of all
+ * DPLLs and their pins and stop monitoring.
+ *
+ * Return: 0 on success, <0 on error
+ */
+void zl3073x_dev_stop(struct zl3073x_dev *zldev)
+{
+ struct zl3073x_dpll *zldpll;
+
+ /* Stop monitoring */
+ kthread_cancel_delayed_work_sync(&zldev->work);
+
+ /* Unregister all DPLLs */
+ list_for_each_entry(zldpll, &zldev->dplls, list) {
+ if (zldpll->dpll_dev)
+ zl3073x_dpll_unregister(zldpll);
+ }
+}
+
static void zl3073x_dev_dpll_fini(void *ptr)
{
struct zl3073x_dpll *zldpll, *next;
struct zl3073x_dev *zldev = ptr;
- /* Stop monitoring thread */
+ /* Stop monitoring and unregister DPLLs */
+ zl3073x_dev_stop(zldev);
+
+ /* Destroy monitoring thread */
if (zldev->kworker) {
- kthread_cancel_delayed_work_sync(&zldev->work);
kthread_destroy_worker(zldev->kworker);
zldev->kworker = NULL;
}
- /* Release DPLLs */
+ /* Free all DPLLs */
list_for_each_entry_safe(zldpll, next, &zldev->dplls, list) {
- zl3073x_dpll_unregister(zldpll);
list_del(&zldpll->list);
zl3073x_dpll_free(zldpll);
}
@@ -839,7 +948,7 @@ zl3073x_devm_dpll_init(struct zl3073x_dev *zldev, u8 num_dplls)
INIT_LIST_HEAD(&zldev->dplls);
- /* Initialize all DPLLs */
+ /* Allocate all DPLLs */
for (i = 0; i < num_dplls; i++) {
zldpll = zl3073x_dpll_alloc(zldev, i);
if (IS_ERR(zldpll)) {
@@ -849,25 +958,9 @@ zl3073x_devm_dpll_init(struct zl3073x_dev *zldev, u8 num_dplls)
goto error;
}
- rc = zl3073x_dpll_register(zldpll);
- if (rc) {
- dev_err_probe(zldev->dev, rc,
- "Failed to register DPLL%u\n", i);
- zl3073x_dpll_free(zldpll);
- goto error;
- }
-
list_add_tail(&zldpll->list, &zldev->dplls);
}
- /* Perform initial firmware fine phase correction */
- rc = zl3073x_dpll_init_fine_phase_adjust(zldev);
- if (rc) {
- dev_err_probe(zldev->dev, rc,
- "Failed to init fine phase correction\n");
- goto error;
- }
-
/* Initialize monitoring thread */
kthread_init_delayed_work(&zldev->work, zl3073x_dev_periodic_work);
kworker = kthread_run_worker(0, "zl3073x-%s", dev_name(zldev->dev));
@@ -875,9 +968,14 @@ zl3073x_devm_dpll_init(struct zl3073x_dev *zldev, u8 num_dplls)
rc = PTR_ERR(kworker);
goto error;
}
-
zldev->kworker = kworker;
- kthread_queue_delayed_work(zldev->kworker, &zldev->work, 0);
+
+ /* Start normal operation */
+ rc = zl3073x_dev_start(zldev, true);
+ if (rc) {
+ dev_err_probe(zldev->dev, rc, "Failed to start device\n");
+ goto error;
+ }
/* Add devres action to release DPLL related resources */
rc = devm_add_action_or_reset(zldev->dev, zl3073x_dev_dpll_fini, zldev);
@@ -893,46 +991,6 @@ error:
}
/**
- * zl3073x_dev_phase_meas_setup - setup phase offset measurement
- * @zldev: pointer to zl3073x_dev structure
- * @num_channels: number of DPLL channels
- *
- * Enable phase offset measurement block, set measurement averaging factor
- * and enable DPLL-to-its-ref phase measurement for all DPLLs.
- *
- * Returns: 0 on success, <0 on error
- */
-static int
-zl3073x_dev_phase_meas_setup(struct zl3073x_dev *zldev, int num_channels)
-{
- u8 dpll_meas_ctrl, mask;
- int i, rc;
-
- /* Read DPLL phase measurement control register */
- rc = zl3073x_read_u8(zldev, ZL_REG_DPLL_MEAS_CTRL, &dpll_meas_ctrl);
- if (rc)
- return rc;
-
- /* Setup phase measurement averaging factor */
- dpll_meas_ctrl &= ~ZL_DPLL_MEAS_CTRL_AVG_FACTOR;
- dpll_meas_ctrl |= FIELD_PREP(ZL_DPLL_MEAS_CTRL_AVG_FACTOR, 3);
-
- /* Enable DPLL measurement block */
- dpll_meas_ctrl |= ZL_DPLL_MEAS_CTRL_EN;
-
- /* Update phase measurement control register */
- rc = zl3073x_write_u8(zldev, ZL_REG_DPLL_MEAS_CTRL, dpll_meas_ctrl);
- if (rc)
- return rc;
-
- /* Enable DPLL-to-connected-ref measurement for each channel */
- for (i = 0, mask = 0; i < num_channels; i++)
- mask |= BIT(i);
-
- return zl3073x_write_u8(zldev, ZL_REG_DPLL_PHASE_ERR_READ_MASK, mask);
-}
-
-/**
* zl3073x_dev_probe - initialize zl3073x device
* @zldev: pointer to zl3073x device
* @chip_info: chip info based on compatible
@@ -991,6 +1049,9 @@ int zl3073x_dev_probe(struct zl3073x_dev *zldev,
*/
zldev->clock_id = get_random_u64();
+ /* Default phase offset averaging factor */
+ zldev->phase_avg_factor = 2;
+
/* Initialize mutex for operations where multiple reads, writes
* and/or polls are required to be done atomically.
*/
@@ -999,17 +1060,6 @@ int zl3073x_dev_probe(struct zl3073x_dev *zldev,
return dev_err_probe(zldev->dev, rc,
"Failed to initialize mutex\n");
- /* Fetch device state */
- rc = zl3073x_dev_state_fetch(zldev);
- if (rc)
- return rc;
-
- /* Setup phase offset measurement block */
- rc = zl3073x_dev_phase_meas_setup(zldev, chip_info->num_channels);
- if (rc)
- return dev_err_probe(zldev->dev, rc,
- "Failed to setup phase measurement\n");
-
/* Register DPLL channels */
rc = zl3073x_devm_dpll_init(zldev, chip_info->num_channels);
if (rc)
diff --git a/drivers/dpll/zl3073x/core.h b/drivers/dpll/zl3073x/core.h
index 71af2c800110..09bca2d0926d 100644
--- a/drivers/dpll/zl3073x/core.h
+++ b/drivers/dpll/zl3073x/core.h
@@ -3,12 +3,16 @@
#ifndef _ZL3073X_CORE_H
#define _ZL3073X_CORE_H
+#include <linux/bitfield.h>
#include <linux/kthread.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/types.h>
+#include "out.h"
+#include "ref.h"
#include "regs.h"
+#include "synth.h"
struct device;
struct regmap;
@@ -27,59 +31,23 @@ struct zl3073x_dpll;
ZL3073X_NUM_OUTPUT_PINS)
/**
- * struct zl3073x_ref - input reference invariant info
- * @enabled: input reference is enabled or disabled
- * @diff: true if input reference is differential
- * @ffo: current fractional frequency offset
- */
-struct zl3073x_ref {
- bool enabled;
- bool diff;
- s64 ffo;
-};
-
-/**
- * struct zl3073x_out - output invariant info
- * @enabled: out is enabled or disabled
- * @synth: synthesizer the out is connected to
- * @signal_format: out signal format
- */
-struct zl3073x_out {
- bool enabled;
- u8 synth;
- u8 signal_format;
-};
-
-/**
- * struct zl3073x_synth - synthesizer invariant info
- * @freq: synthesizer frequency
- * @dpll: ID of DPLL the synthesizer is driven by
- * @enabled: synth is enabled or disabled
- */
-struct zl3073x_synth {
- u32 freq;
- u8 dpll;
- bool enabled;
-};
-
-/**
* struct zl3073x_dev - zl3073x device
* @dev: pointer to device
* @regmap: regmap to access device registers
* @multiop_lock: to serialize multiple register operations
- * @clock_id: clock id of the device
* @ref: array of input references' invariants
* @out: array of outs' invariants
* @synth: array of synths' invariants
* @dplls: list of DPLLs
* @kworker: thread for periodic work
* @work: periodic work
+ * @clock_id: clock id of the device
+ * @phase_avg_factor: phase offset measurement averaging factor
*/
struct zl3073x_dev {
struct device *dev;
struct regmap *regmap;
struct mutex multiop_lock;
- u64 clock_id;
/* Invariants */
struct zl3073x_ref ref[ZL3073X_NUM_REFS];
@@ -92,6 +60,10 @@ struct zl3073x_dev {
/* Monitor */
struct kthread_worker *kworker;
struct kthread_delayed_work work;
+
+ /* Devlink parameters */
+ u64 clock_id;
+ u8 phase_avg_factor;
};
struct zl3073x_chip_info {
@@ -111,10 +83,42 @@ struct zl3073x_dev *zl3073x_devm_alloc(struct device *dev);
int zl3073x_dev_probe(struct zl3073x_dev *zldev,
const struct zl3073x_chip_info *chip_info);
+int zl3073x_dev_start(struct zl3073x_dev *zldev, bool full);
+void zl3073x_dev_stop(struct zl3073x_dev *zldev);
+
+static inline u8 zl3073x_dev_phase_avg_factor_get(struct zl3073x_dev *zldev)
+{
+ return zldev->phase_avg_factor;
+}
+
+int zl3073x_dev_phase_avg_factor_set(struct zl3073x_dev *zldev, u8 factor);
+
/**********************
* Registers operations
**********************/
+/**
+ * struct zl3073x_hwreg_seq_item - HW register write sequence item
+ * @addr: HW register to be written
+ * @value: value to be written to HW register
+ * @mask: bitmask indicating bits to be updated
+ * @wait: number of ms to wait after register write
+ */
+struct zl3073x_hwreg_seq_item {
+ u32 addr;
+ u32 value;
+ u32 mask;
+ u32 wait;
+};
+
+#define HWREG_SEQ_ITEM(_addr, _value, _mask, _wait) \
+{ \
+ .addr = _addr, \
+ .value = FIELD_PREP_CONST(_mask, _value), \
+ .mask = _mask, \
+ .wait = _wait, \
+}
+
int zl3073x_mb_op(struct zl3073x_dev *zldev, unsigned int op_reg, u8 op_val,
unsigned int mask_reg, u16 mask_val);
int zl3073x_poll_zero_u8(struct zl3073x_dev *zldev, unsigned int reg, u8 mask);
@@ -126,12 +130,18 @@ int zl3073x_write_u8(struct zl3073x_dev *zldev, unsigned int reg, u8 val);
int zl3073x_write_u16(struct zl3073x_dev *zldev, unsigned int reg, u16 val);
int zl3073x_write_u32(struct zl3073x_dev *zldev, unsigned int reg, u32 val);
int zl3073x_write_u48(struct zl3073x_dev *zldev, unsigned int reg, u64 val);
+int zl3073x_read_hwreg(struct zl3073x_dev *zldev, u32 addr, u32 *value);
+int zl3073x_write_hwreg(struct zl3073x_dev *zldev, u32 addr, u32 value);
+int zl3073x_update_hwreg(struct zl3073x_dev *zldev, u32 addr, u32 value,
+ u32 mask);
+int zl3073x_write_hwreg_seq(struct zl3073x_dev *zldev,
+ const struct zl3073x_hwreg_seq_item *seq,
+ size_t num_items);
/*****************
* Misc operations
*****************/
-int zl3073x_ref_freq_factorize(u32 freq, u16 *base, u16 *mult);
int zl3073x_ref_phase_offsets_update(struct zl3073x_dev *zldev, int channel);
static inline bool
@@ -173,172 +183,141 @@ zl3073x_output_pin_out_get(u8 id)
}
/**
- * zl3073x_ref_ffo_get - get current fractional frequency offset
+ * zl3073x_dev_ref_freq_get - get input reference frequency
* @zldev: pointer to zl3073x device
* @index: input reference index
*
- * Return: the latest measured fractional frequency offset
+ * Return: frequency of given input reference
*/
-static inline s64
-zl3073x_ref_ffo_get(struct zl3073x_dev *zldev, u8 index)
+static inline u32
+zl3073x_dev_ref_freq_get(struct zl3073x_dev *zldev, u8 index)
{
- return zldev->ref[index].ffo;
+ const struct zl3073x_ref *ref = zl3073x_ref_state_get(zldev, index);
+
+ return zl3073x_ref_freq_get(ref);
}
/**
- * zl3073x_ref_is_diff - check if the given input reference is differential
+ * zl3073x_dev_ref_is_diff - check if the given input reference is differential
* @zldev: pointer to zl3073x device
* @index: input reference index
*
* Return: true if reference is differential, false if reference is single-ended
*/
static inline bool
-zl3073x_ref_is_diff(struct zl3073x_dev *zldev, u8 index)
+zl3073x_dev_ref_is_diff(struct zl3073x_dev *zldev, u8 index)
{
- return zldev->ref[index].diff;
+ const struct zl3073x_ref *ref = zl3073x_ref_state_get(zldev, index);
+
+ return zl3073x_ref_is_diff(ref);
}
-/**
- * zl3073x_ref_is_enabled - check if the given input reference is enabled
+/*
+ * zl3073x_dev_ref_is_status_ok - check the given input reference status
* @zldev: pointer to zl3073x device
* @index: input reference index
*
- * Return: true if input refernce is enabled, false otherwise
+ * Return: true if the status is ok, false otherwise
*/
static inline bool
-zl3073x_ref_is_enabled(struct zl3073x_dev *zldev, u8 index)
+zl3073x_dev_ref_is_status_ok(struct zl3073x_dev *zldev, u8 index)
{
- return zldev->ref[index].enabled;
-}
+ const struct zl3073x_ref *ref = zl3073x_ref_state_get(zldev, index);
-/**
- * zl3073x_synth_dpll_get - get DPLL ID the synth is driven by
- * @zldev: pointer to zl3073x device
- * @index: synth index
- *
- * Return: ID of DPLL the given synthetizer is driven by
- */
-static inline u8
-zl3073x_synth_dpll_get(struct zl3073x_dev *zldev, u8 index)
-{
- return zldev->synth[index].dpll;
+ return zl3073x_ref_is_status_ok(ref);
}
/**
- * zl3073x_synth_freq_get - get synth current freq
+ * zl3073x_dev_synth_freq_get - get synth current freq
* @zldev: pointer to zl3073x device
* @index: synth index
*
* Return: frequency of given synthetizer
*/
static inline u32
-zl3073x_synth_freq_get(struct zl3073x_dev *zldev, u8 index)
+zl3073x_dev_synth_freq_get(struct zl3073x_dev *zldev, u8 index)
{
- return zldev->synth[index].freq;
-}
+ const struct zl3073x_synth *synth;
-/**
- * zl3073x_synth_is_enabled - check if the given synth is enabled
- * @zldev: pointer to zl3073x device
- * @index: synth index
- *
- * Return: true if synth is enabled, false otherwise
- */
-static inline bool
-zl3073x_synth_is_enabled(struct zl3073x_dev *zldev, u8 index)
-{
- return zldev->synth[index].enabled;
+ synth = zl3073x_synth_state_get(zldev, index);
+ return zl3073x_synth_freq_get(synth);
}
/**
- * zl3073x_out_synth_get - get synth connected to given output
+ * zl3073x_dev_out_synth_get - get synth connected to given output
* @zldev: pointer to zl3073x device
* @index: output index
*
* Return: index of synth connected to given output.
*/
static inline u8
-zl3073x_out_synth_get(struct zl3073x_dev *zldev, u8 index)
+zl3073x_dev_out_synth_get(struct zl3073x_dev *zldev, u8 index)
{
- return zldev->out[index].synth;
+ const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index);
+
+ return zl3073x_out_synth_get(out);
}
/**
- * zl3073x_out_is_enabled - check if the given output is enabled
+ * zl3073x_dev_out_is_enabled - check if the given output is enabled
* @zldev: pointer to zl3073x device
* @index: output index
*
* Return: true if the output is enabled, false otherwise
*/
static inline bool
-zl3073x_out_is_enabled(struct zl3073x_dev *zldev, u8 index)
+zl3073x_dev_out_is_enabled(struct zl3073x_dev *zldev, u8 index)
{
- u8 synth;
+ const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index);
+ const struct zl3073x_synth *synth;
+ u8 synth_id;
/* Output is enabled only if associated synth is enabled */
- synth = zl3073x_out_synth_get(zldev, index);
- if (zl3073x_synth_is_enabled(zldev, synth))
- return zldev->out[index].enabled;
+ synth_id = zl3073x_out_synth_get(out);
+ synth = zl3073x_synth_state_get(zldev, synth_id);
- return false;
+ return zl3073x_synth_is_enabled(synth) && zl3073x_out_is_enabled(out);
}
/**
- * zl3073x_out_signal_format_get - get output signal format
- * @zldev: pointer to zl3073x device
- * @index: output index
- *
- * Return: signal format of given output
- */
-static inline u8
-zl3073x_out_signal_format_get(struct zl3073x_dev *zldev, u8 index)
-{
- return zldev->out[index].signal_format;
-}
-
-/**
- * zl3073x_out_dpll_get - get DPLL ID the output is driven by
+ * zl3073x_dev_out_dpll_get - get DPLL ID the output is driven by
* @zldev: pointer to zl3073x device
* @index: output index
*
* Return: ID of DPLL the given output is driven by
*/
static inline
-u8 zl3073x_out_dpll_get(struct zl3073x_dev *zldev, u8 index)
+u8 zl3073x_dev_out_dpll_get(struct zl3073x_dev *zldev, u8 index)
{
- u8 synth;
+ const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index);
+ const struct zl3073x_synth *synth;
+ u8 synth_id;
/* Get synthesizer connected to given output */
- synth = zl3073x_out_synth_get(zldev, index);
+ synth_id = zl3073x_out_synth_get(out);
+ synth = zl3073x_synth_state_get(zldev, synth_id);
/* Return DPLL that drives the synth */
- return zl3073x_synth_dpll_get(zldev, synth);
+ return zl3073x_synth_dpll_get(synth);
}
/**
- * zl3073x_out_is_diff - check if the given output is differential
+ * zl3073x_dev_out_is_diff - check if the given output is differential
* @zldev: pointer to zl3073x device
* @index: output index
*
* Return: true if output is differential, false if output is single-ended
*/
static inline bool
-zl3073x_out_is_diff(struct zl3073x_dev *zldev, u8 index)
+zl3073x_dev_out_is_diff(struct zl3073x_dev *zldev, u8 index)
{
- switch (zl3073x_out_signal_format_get(zldev, index)) {
- case ZL_OUTPUT_MODE_SIGNAL_FORMAT_LVDS:
- case ZL_OUTPUT_MODE_SIGNAL_FORMAT_DIFF:
- case ZL_OUTPUT_MODE_SIGNAL_FORMAT_LOWVCM:
- return true;
- default:
- break;
- }
+ const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index);
- return false;
+ return zl3073x_out_is_diff(out);
}
/**
- * zl3073x_output_pin_is_enabled - check if the given output pin is enabled
+ * zl3073x_dev_output_pin_is_enabled - check if the given output pin is enabled
* @zldev: pointer to zl3073x device
* @id: output pin id
*
@@ -348,16 +327,21 @@ zl3073x_out_is_diff(struct zl3073x_dev *zldev, u8 index)
* Return: true if output pin is enabled, false if output pin is disabled
*/
static inline bool
-zl3073x_output_pin_is_enabled(struct zl3073x_dev *zldev, u8 id)
+zl3073x_dev_output_pin_is_enabled(struct zl3073x_dev *zldev, u8 id)
{
- u8 output = zl3073x_output_pin_out_get(id);
+ u8 out_id = zl3073x_output_pin_out_get(id);
+ const struct zl3073x_out *out;
+
+ out = zl3073x_out_state_get(zldev, out_id);
- /* Check if the whole output is enabled */
- if (!zl3073x_out_is_enabled(zldev, output))
+ /* Check if the output is enabled - call _dev_ helper that
+ * additionally checks for attached synth enablement.
+ */
+ if (!zl3073x_dev_out_is_enabled(zldev, out_id))
return false;
/* Check signal format */
- switch (zl3073x_out_signal_format_get(zldev, output)) {
+ switch (zl3073x_out_signal_format_get(out)) {
case ZL_OUTPUT_MODE_SIGNAL_FORMAT_DISABLED:
/* Both output pins are disabled by signal format */
return false;
diff --git a/drivers/dpll/zl3073x/devlink.c b/drivers/dpll/zl3073x/devlink.c
index 7e7fe726ee37..ccc22332b346 100644
--- a/drivers/dpll/zl3073x/devlink.c
+++ b/drivers/dpll/zl3073x/devlink.c
@@ -9,6 +9,8 @@
#include "core.h"
#include "devlink.h"
#include "dpll.h"
+#include "flash.h"
+#include "fw.h"
#include "regs.h"
/**
@@ -86,14 +88,12 @@ zl3073x_devlink_reload_down(struct devlink *devlink, bool netns_change,
struct netlink_ext_ack *extack)
{
struct zl3073x_dev *zldev = devlink_priv(devlink);
- struct zl3073x_dpll *zldpll;
if (action != DEVLINK_RELOAD_ACTION_DRIVER_REINIT)
return -EOPNOTSUPP;
- /* Unregister all DPLLs */
- list_for_each_entry(zldpll, &zldev->dplls, list)
- zl3073x_dpll_unregister(zldpll);
+ /* Stop normal operation */
+ zl3073x_dev_stop(zldev);
return 0;
}
@@ -107,7 +107,6 @@ zl3073x_devlink_reload_up(struct devlink *devlink,
{
struct zl3073x_dev *zldev = devlink_priv(devlink);
union devlink_param_value val;
- struct zl3073x_dpll *zldpll;
int rc;
if (action != DEVLINK_RELOAD_ACTION_DRIVER_REINIT)
@@ -125,24 +124,156 @@ zl3073x_devlink_reload_up(struct devlink *devlink,
zldev->clock_id = val.vu64;
}
- /* Re-register all DPLLs */
- list_for_each_entry(zldpll, &zldev->dplls, list) {
- rc = zl3073x_dpll_register(zldpll);
- if (rc)
- dev_warn(zldev->dev,
- "Failed to re-register DPLL%u\n", zldpll->id);
- }
+ /* Restart normal operation */
+ rc = zl3073x_dev_start(zldev, false);
+ if (rc)
+ dev_warn(zldev->dev, "Failed to re-start normal operation\n");
*actions_performed = BIT(DEVLINK_RELOAD_ACTION_DRIVER_REINIT);
return 0;
}
+void zl3073x_devlink_flash_notify(struct zl3073x_dev *zldev, const char *msg,
+ const char *component, u32 done, u32 total)
+{
+ struct devlink *devlink = priv_to_devlink(zldev);
+
+ devlink_flash_update_status_notify(devlink, msg, component, done,
+ total);
+}
+
+/**
+ * zl3073x_devlink_flash_prepare - Prepare and enter flash mode
+ * @zldev: zl3073x device pointer
+ * @zlfw: pointer to loaded firmware
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function stops normal operation and switches the device to flash mode.
+ * If an error occurs the normal operation is resumed.
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_devlink_flash_prepare(struct zl3073x_dev *zldev,
+ struct zl3073x_fw *zlfw,
+ struct netlink_ext_ack *extack)
+{
+ struct zl3073x_fw_component *util;
+ int rc;
+
+ util = zlfw->component[ZL_FW_COMPONENT_UTIL];
+ if (!util) {
+ zl3073x_devlink_flash_notify(zldev,
+ "Utility is missing in firmware",
+ NULL, 0, 0);
+ return -ENOEXEC;
+ }
+
+ /* Stop normal operation prior entering flash mode */
+ zl3073x_dev_stop(zldev);
+
+ rc = zl3073x_flash_mode_enter(zldev, util->data, util->size, extack);
+ if (rc) {
+ zl3073x_devlink_flash_notify(zldev,
+ "Failed to enter flash mode",
+ NULL, 0, 0);
+
+ /* Resume normal operation */
+ zl3073x_dev_start(zldev, true);
+
+ return rc;
+ }
+
+ return 0;
+}
+
+/**
+ * zl3073x_devlink_flash_finish - Leave flash mode and resume normal operation
+ * @zldev: zl3073x device pointer
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function switches the device back to standard mode and resumes normal
+ * operation.
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_devlink_flash_finish(struct zl3073x_dev *zldev,
+ struct netlink_ext_ack *extack)
+{
+ int rc;
+
+ /* Reset device CPU to normal mode */
+ zl3073x_flash_mode_leave(zldev, extack);
+
+ /* Resume normal operation */
+ rc = zl3073x_dev_start(zldev, true);
+ if (rc)
+ zl3073x_devlink_flash_notify(zldev,
+ "Failed to start normal operation",
+ NULL, 0, 0);
+
+ return rc;
+}
+
+/**
+ * zl3073x_devlink_flash_update - Devlink flash update callback
+ * @devlink: devlink structure pointer
+ * @params: flashing parameters pointer
+ * @extack: netlink extack pointer to report errors
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_devlink_flash_update(struct devlink *devlink,
+ struct devlink_flash_update_params *params,
+ struct netlink_ext_ack *extack)
+{
+ struct zl3073x_dev *zldev = devlink_priv(devlink);
+ struct zl3073x_fw *zlfw;
+ int rc = 0;
+
+ zlfw = zl3073x_fw_load(zldev, params->fw->data, params->fw->size,
+ extack);
+ if (IS_ERR(zlfw)) {
+ zl3073x_devlink_flash_notify(zldev, "Failed to load firmware",
+ NULL, 0, 0);
+ rc = PTR_ERR(zlfw);
+ goto finish;
+ }
+
+ /* Stop normal operation and enter flash mode */
+ rc = zl3073x_devlink_flash_prepare(zldev, zlfw, extack);
+ if (rc)
+ goto finish;
+
+ rc = zl3073x_fw_flash(zldev, zlfw, extack);
+ if (rc) {
+ zl3073x_devlink_flash_finish(zldev, extack);
+ goto finish;
+ }
+
+ /* Resume normal mode */
+ rc = zl3073x_devlink_flash_finish(zldev, extack);
+
+finish:
+ if (!IS_ERR(zlfw))
+ zl3073x_fw_free(zlfw);
+
+ zl3073x_devlink_flash_notify(zldev,
+ rc ? "Flashing failed" : "Flashing done",
+ NULL, 0, 0);
+
+ return rc;
+}
+
static const struct devlink_ops zl3073x_devlink_ops = {
.info_get = zl3073x_devlink_info_get,
.reload_actions = BIT(DEVLINK_RELOAD_ACTION_DRIVER_REINIT),
.reload_down = zl3073x_devlink_reload_down,
.reload_up = zl3073x_devlink_reload_up,
+ .flash_update = zl3073x_devlink_flash_update,
};
static void
diff --git a/drivers/dpll/zl3073x/devlink.h b/drivers/dpll/zl3073x/devlink.h
index 037720db204f..63dfd6fa1cd6 100644
--- a/drivers/dpll/zl3073x/devlink.h
+++ b/drivers/dpll/zl3073x/devlink.h
@@ -9,4 +9,7 @@ struct zl3073x_dev *zl3073x_devm_alloc(struct device *dev);
int zl3073x_devlink_register(struct zl3073x_dev *zldev);
+void zl3073x_devlink_flash_notify(struct zl3073x_dev *zldev, const char *msg,
+ const char *component, u32 done, u32 total);
+
#endif /* _ZL3073X_DEVLINK_H */
diff --git a/drivers/dpll/zl3073x/dpll.c b/drivers/dpll/zl3073x/dpll.c
index 3e42e9e7fd27..9879d85d29af 100644
--- a/drivers/dpll/zl3073x/dpll.c
+++ b/drivers/dpll/zl3073x/dpll.c
@@ -35,6 +35,7 @@
* @prio: pin priority <0, 14>
* @selectable: pin is selectable in automatic mode
* @esync_control: embedded sync is controllable
+ * @phase_gran: phase adjustment granularity
* @pin_state: last saved pin state
* @phase_offset: last saved pin phase offset
* @freq_offset: last saved fractional frequency offset
@@ -49,6 +50,7 @@ struct zl3073x_dpll_pin {
u8 prio;
bool selectable;
bool esync_control;
+ s32 phase_gran;
enum dpll_pin_state pin_state;
s64 phase_offset;
s64 freq_offset;
@@ -98,60 +100,6 @@ zl3073x_dpll_pin_direction_get(const struct dpll_pin *dpll_pin, void *pin_priv,
return 0;
}
-/**
- * zl3073x_dpll_input_ref_frequency_get - get input reference frequency
- * @zldpll: pointer to zl3073x_dpll
- * @ref_id: reference id
- * @frequency: pointer to variable to store frequency
- *
- * Reads frequency of given input reference.
- *
- * Return: 0 on success, <0 on error
- */
-static int
-zl3073x_dpll_input_ref_frequency_get(struct zl3073x_dpll *zldpll, u8 ref_id,
- u32 *frequency)
-{
- struct zl3073x_dev *zldev = zldpll->dev;
- u16 base, mult, num, denom;
- int rc;
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read reference configuration */
- rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
- ZL_REG_REF_MB_MASK, BIT(ref_id));
- if (rc)
- return rc;
-
- /* Read registers to compute resulting frequency */
- rc = zl3073x_read_u16(zldev, ZL_REG_REF_FREQ_BASE, &base);
- if (rc)
- return rc;
- rc = zl3073x_read_u16(zldev, ZL_REG_REF_FREQ_MULT, &mult);
- if (rc)
- return rc;
- rc = zl3073x_read_u16(zldev, ZL_REG_REF_RATIO_M, &num);
- if (rc)
- return rc;
- rc = zl3073x_read_u16(zldev, ZL_REG_REF_RATIO_N, &denom);
- if (rc)
- return rc;
-
- /* Sanity check that HW has not returned zero denominator */
- if (!denom) {
- dev_err(zldev->dev,
- "Zero divisor for ref %u frequency got from device\n",
- ref_id);
- return -EINVAL;
- }
-
- /* Compute the frequency */
- *frequency = mul_u64_u32_div(base * mult, num, denom);
-
- return rc;
-}
-
static int
zl3073x_dpll_input_pin_esync_get(const struct dpll_pin *dpll_pin,
void *pin_priv,
@@ -163,39 +111,15 @@ zl3073x_dpll_input_pin_esync_get(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- u8 ref, ref_sync_ctrl, sync_mode;
- u32 esync_div, ref_freq;
- int rc;
-
- /* Get reference frequency */
- ref = zl3073x_input_pin_ref_get(pin->id);
- rc = zl3073x_dpll_input_ref_frequency_get(zldpll, pin->id, &ref_freq);
- if (rc)
- return rc;
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read reference configuration into mailbox */
- rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
- ZL_REG_REF_MB_MASK, BIT(ref));
- if (rc)
- return rc;
+ const struct zl3073x_ref *ref;
+ u8 ref_id;
- /* Get ref sync mode */
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_SYNC_CTRL, &ref_sync_ctrl);
- if (rc)
- return rc;
-
- /* Get esync divisor */
- rc = zl3073x_read_u32(zldev, ZL_REG_REF_ESYNC_DIV, &esync_div);
- if (rc)
- return rc;
-
- sync_mode = FIELD_GET(ZL_REF_SYNC_CTRL_MODE, ref_sync_ctrl);
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ ref = zl3073x_ref_state_get(zldev, ref_id);
- switch (sync_mode) {
+ switch (FIELD_GET(ZL_REF_SYNC_CTRL_MODE, ref->sync_ctrl)) {
case ZL_REF_SYNC_CTRL_MODE_50_50_ESYNC_25_75:
- esync->freq = (esync_div == ZL_REF_ESYNC_DIV_1HZ) ? 1 : 0;
+ esync->freq = ref->esync_n_div == ZL_REF_ESYNC_DIV_1HZ ? 1 : 0;
esync->pulse = 25;
break;
default:
@@ -207,7 +131,7 @@ zl3073x_dpll_input_pin_esync_get(const struct dpll_pin *dpll_pin,
/* If the pin supports esync control expose its range but only
* if the current reference frequency is > 1 Hz.
*/
- if (pin->esync_control && ref_freq > 1) {
+ if (pin->esync_control && zl3073x_ref_freq_get(ref) > 1) {
esync->range = esync_freq_ranges;
esync->range_num = ARRAY_SIZE(esync_freq_ranges);
} else {
@@ -215,7 +139,7 @@ zl3073x_dpll_input_pin_esync_get(const struct dpll_pin *dpll_pin,
esync->range_num = 0;
}
- return rc;
+ return 0;
}
static int
@@ -228,22 +152,11 @@ zl3073x_dpll_input_pin_esync_set(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- u8 ref, ref_sync_ctrl, sync_mode;
- int rc;
-
- guard(mutex)(&zldev->multiop_lock);
+ struct zl3073x_ref ref;
+ u8 ref_id, sync_mode;
- /* Read reference configuration into mailbox */
- ref = zl3073x_input_pin_ref_get(pin->id);
- rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
- ZL_REG_REF_MB_MASK, BIT(ref));
- if (rc)
- return rc;
-
- /* Get ref sync mode */
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_SYNC_CTRL, &ref_sync_ctrl);
- if (rc)
- return rc;
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ ref = *zl3073x_ref_state_get(zldev, ref_id);
/* Use freq == 0 to disable esync */
if (!freq)
@@ -251,25 +164,16 @@ zl3073x_dpll_input_pin_esync_set(const struct dpll_pin *dpll_pin,
else
sync_mode = ZL_REF_SYNC_CTRL_MODE_50_50_ESYNC_25_75;
- ref_sync_ctrl &= ~ZL_REF_SYNC_CTRL_MODE;
- ref_sync_ctrl |= FIELD_PREP(ZL_REF_SYNC_CTRL_MODE, sync_mode);
-
- /* Update ref sync control register */
- rc = zl3073x_write_u8(zldev, ZL_REG_REF_SYNC_CTRL, ref_sync_ctrl);
- if (rc)
- return rc;
+ ref.sync_ctrl &= ~ZL_REF_SYNC_CTRL_MODE;
+ ref.sync_ctrl |= FIELD_PREP(ZL_REF_SYNC_CTRL_MODE, sync_mode);
if (freq) {
- /* 1 Hz is only supported frequnecy currently */
- rc = zl3073x_write_u32(zldev, ZL_REG_REF_ESYNC_DIV,
- ZL_REF_ESYNC_DIV_1HZ);
- if (rc)
- return rc;
+ /* 1 Hz is only supported frequency now */
+ ref.esync_n_div = ZL_REF_ESYNC_DIV_1HZ;
}
- /* Commit reference configuration */
- return zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_WR,
- ZL_REG_REF_MB_MASK, BIT(ref));
+ /* Update reference configuration */
+ return zl3073x_ref_state_set(zldev, ref_id, &ref);
}
static int
@@ -293,17 +197,12 @@ zl3073x_dpll_input_pin_frequency_get(const struct dpll_pin *dpll_pin,
{
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dpll_pin *pin = pin_priv;
- u32 ref_freq;
- u8 ref;
- int rc;
+ u8 ref_id;
- /* Read and return ref frequency */
- ref = zl3073x_input_pin_ref_get(pin->id);
- rc = zl3073x_dpll_input_ref_frequency_get(zldpll, ref, &ref_freq);
- if (!rc)
- *frequency = ref_freq;
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ *frequency = zl3073x_dev_ref_freq_get(zldpll->dev, ref_id);
- return rc;
+ return 0;
}
static int
@@ -316,39 +215,18 @@ zl3073x_dpll_input_pin_frequency_set(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- u16 base, mult;
- u8 ref;
- int rc;
+ struct zl3073x_ref ref;
+ u8 ref_id;
- /* Get base frequency and multiplier for the requested frequency */
- rc = zl3073x_ref_freq_factorize(frequency, &base, &mult);
- if (rc)
- return rc;
+ /* Get reference state */
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ ref = *zl3073x_ref_state_get(zldev, ref_id);
- guard(mutex)(&zldev->multiop_lock);
+ /* Update frequency */
+ zl3073x_ref_freq_set(&ref, frequency);
- /* Load reference configuration */
- ref = zl3073x_input_pin_ref_get(pin->id);
- rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
- ZL_REG_REF_MB_MASK, BIT(ref));
-
- /* Update base frequency, multiplier, numerator & denominator */
- rc = zl3073x_write_u16(zldev, ZL_REG_REF_FREQ_BASE, base);
- if (rc)
- return rc;
- rc = zl3073x_write_u16(zldev, ZL_REG_REF_FREQ_MULT, mult);
- if (rc)
- return rc;
- rc = zl3073x_write_u16(zldev, ZL_REG_REF_RATIO_M, 1);
- if (rc)
- return rc;
- rc = zl3073x_write_u16(zldev, ZL_REG_REF_RATIO_N, 1);
- if (rc)
- return rc;
-
- /* Commit reference configuration */
- return zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_WR,
- ZL_REG_REF_MB_MASK, BIT(ref));
+ /* Commit reference state */
+ return zl3073x_ref_state_set(zldev, ref_id, &ref);
}
/**
@@ -495,19 +373,10 @@ zl3073x_dpll_connected_ref_get(struct zl3073x_dpll *zldpll, u8 *ref)
if (rc)
return rc;
- if (ZL3073X_DPLL_REF_IS_VALID(*ref)) {
- u8 ref_status;
-
- /* Read the reference monitor status */
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_MON_STATUS(*ref),
- &ref_status);
- if (rc)
- return rc;
-
- /* If the monitor indicates an error nothing is connected */
- if (ref_status != ZL_REF_MON_STATUS_OK)
- *ref = ZL3073X_DPLL_REF_NONE;
- }
+ /* If the monitor indicates an error nothing is connected */
+ if (ZL3073X_DPLL_REF_IS_VALID(*ref) &&
+ !zl3073x_dev_ref_is_status_ok(zldev, *ref))
+ *ref = ZL3073X_DPLL_REF_NONE;
return 0;
}
@@ -522,34 +391,25 @@ zl3073x_dpll_input_pin_phase_offset_get(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- u8 conn_ref, ref, ref_status;
+ const struct zl3073x_ref *ref;
+ u8 conn_id, ref_id;
s64 ref_phase;
int rc;
/* Get currently connected reference */
- rc = zl3073x_dpll_connected_ref_get(zldpll, &conn_ref);
+ rc = zl3073x_dpll_connected_ref_get(zldpll, &conn_id);
if (rc)
return rc;
/* Report phase offset only for currently connected pin if the phase
- * monitor feature is disabled.
+ * monitor feature is disabled and only if the input pin signal is
+ * present.
*/
- ref = zl3073x_input_pin_ref_get(pin->id);
- if (!zldpll->phase_monitor && ref != conn_ref) {
- *phase_offset = 0;
-
- return 0;
- }
-
- /* Get this pin monitor status */
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_MON_STATUS(ref), &ref_status);
- if (rc)
- return rc;
-
- /* Report phase offset only if the input pin signal is present */
- if (ref_status != ZL_REF_MON_STATUS_OK) {
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ ref = zl3073x_ref_state_get(zldev, ref_id);
+ if ((!zldpll->phase_monitor && ref_id != conn_id) ||
+ !zl3073x_ref_is_status_ok(ref)) {
*phase_offset = 0;
-
return 0;
}
@@ -559,20 +419,12 @@ zl3073x_dpll_input_pin_phase_offset_get(const struct dpll_pin *dpll_pin,
* the phase offset is modded to the period of the signal
* the dpll is locked to.
*/
- if (ZL3073X_DPLL_REF_IS_VALID(conn_ref) && conn_ref != ref) {
+ if (ZL3073X_DPLL_REF_IS_VALID(conn_id) && conn_id != ref_id) {
u32 conn_freq, ref_freq;
- /* Get frequency of connected ref */
- rc = zl3073x_dpll_input_ref_frequency_get(zldpll, conn_ref,
- &conn_freq);
- if (rc)
- return rc;
-
- /* Get frequency of given ref */
- rc = zl3073x_dpll_input_ref_frequency_get(zldpll, ref,
- &ref_freq);
- if (rc)
- return rc;
+ /* Get frequency of connected and given ref */
+ conn_freq = zl3073x_dev_ref_freq_get(zldev, conn_id);
+ ref_freq = zl3073x_ref_freq_get(ref);
if (conn_freq > ref_freq) {
s64 conn_period, div_factor;
@@ -599,33 +451,23 @@ zl3073x_dpll_input_pin_phase_adjust_get(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
+ const struct zl3073x_ref *ref;
s64 phase_comp;
- u8 ref;
- int rc;
-
- guard(mutex)(&zldev->multiop_lock);
+ u8 ref_id;
/* Read reference configuration */
- ref = zl3073x_input_pin_ref_get(pin->id);
- rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
- ZL_REG_REF_MB_MASK, BIT(ref));
- if (rc)
- return rc;
-
- /* Read current phase offset compensation */
- rc = zl3073x_read_u48(zldev, ZL_REG_REF_PHASE_OFFSET_COMP, &phase_comp);
- if (rc)
- return rc;
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ ref = zl3073x_ref_state_get(zldev, ref_id);
/* Perform sign extension for 48bit signed value */
- phase_comp = sign_extend64(phase_comp, 47);
+ phase_comp = sign_extend64(ref->phase_comp, 47);
/* Reverse two's complement negation applied during set and convert
* to 32bit signed int
*/
*phase_adjust = (s32)-phase_comp;
- return rc;
+ return 0;
}
static int
@@ -639,32 +481,20 @@ zl3073x_dpll_input_pin_phase_adjust_set(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- s64 phase_comp;
- u8 ref;
- int rc;
+ struct zl3073x_ref ref;
+ u8 ref_id;
+
+ /* Read reference configuration */
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ ref = *zl3073x_ref_state_get(zldev, ref_id);
/* The value in the register is stored as two's complement negation
* of requested value.
*/
- phase_comp = -phase_adjust;
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read reference configuration */
- ref = zl3073x_input_pin_ref_get(pin->id);
- rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
- ZL_REG_REF_MB_MASK, BIT(ref));
- if (rc)
- return rc;
-
- /* Write the requested value into the compensation register */
- rc = zl3073x_write_u48(zldev, ZL_REG_REF_PHASE_OFFSET_COMP, phase_comp);
- if (rc)
- return rc;
+ ref.phase_comp = -phase_adjust;
- /* Commit reference configuration */
- return zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_WR,
- ZL_REG_REF_MB_MASK, BIT(ref));
+ /* Update reference configuration */
+ return zl3073x_ref_state_set(zldev, ref_id, &ref);
}
/**
@@ -775,7 +605,7 @@ zl3073x_dpll_ref_state_get(struct zl3073x_dpll_pin *pin,
{
struct zl3073x_dpll *zldpll = pin->dpll;
struct zl3073x_dev *zldev = zldpll->dev;
- u8 ref, ref_conn, status;
+ u8 ref, ref_conn;
int rc;
ref = zl3073x_input_pin_ref_get(pin->id);
@@ -795,20 +625,9 @@ zl3073x_dpll_ref_state_get(struct zl3073x_dpll_pin *pin,
* pin as selectable.
*/
if (zldpll->refsel_mode == ZL_DPLL_MODE_REFSEL_MODE_AUTO &&
- pin->selectable) {
- /* Read reference monitor status */
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_MON_STATUS(ref),
- &status);
- if (rc)
- return rc;
-
- /* If the monitor indicates errors report the reference
- * as disconnected
- */
- if (status == ZL_REF_MON_STATUS_OK) {
- *state = DPLL_PIN_STATE_SELECTABLE;
- return 0;
- }
+ zl3073x_dev_ref_is_status_ok(zldev, ref) && pin->selectable) {
+ *state = DPLL_PIN_STATE_SELECTABLE;
+ return 0;
}
/* Otherwise report the pin as disconnected */
@@ -951,21 +770,19 @@ zl3073x_dpll_output_pin_esync_get(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- struct device *dev = zldev->dev;
- u32 esync_period, esync_width;
- u8 clock_type, synth;
- u8 out, output_mode;
- u32 output_div;
+ const struct zl3073x_synth *synth;
+ const struct zl3073x_out *out;
+ u8 clock_type, out_id;
u32 synth_freq;
- int rc;
- out = zl3073x_output_pin_out_get(pin->id);
+ out_id = zl3073x_output_pin_out_get(pin->id);
+ out = zl3073x_out_state_get(zldev, out_id);
/* If N-division is enabled, esync is not supported. The register used
* for N-division is also used for the esync divider so both cannot
* be used.
*/
- switch (zl3073x_out_signal_format_get(zldev, out)) {
+ switch (zl3073x_out_signal_format_get(out)) {
case ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV:
case ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV_INV:
return -EOPNOTSUPP;
@@ -973,38 +790,11 @@ zl3073x_dpll_output_pin_esync_get(const struct dpll_pin *dpll_pin,
break;
}
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read output configuration into mailbox */
- rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
- if (rc)
- return rc;
+ /* Get attached synth frequency */
+ synth = zl3073x_synth_state_get(zldev, zl3073x_out_synth_get(out));
+ synth_freq = zl3073x_synth_freq_get(synth);
- /* Read output mode */
- rc = zl3073x_read_u8(zldev, ZL_REG_OUTPUT_MODE, &output_mode);
- if (rc)
- return rc;
-
- /* Read output divisor */
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_DIV, &output_div);
- if (rc)
- return rc;
-
- /* Check output divisor for zero */
- if (!output_div) {
- dev_err(dev, "Zero divisor for OUTPUT%u got from device\n",
- out);
- return -EINVAL;
- }
-
- /* Get synth attached to output pin */
- synth = zl3073x_out_synth_get(zldev, out);
-
- /* Get synth frequency */
- synth_freq = zl3073x_synth_freq_get(zldev, synth);
-
- clock_type = FIELD_GET(ZL_OUTPUT_MODE_CLOCK_TYPE, output_mode);
+ clock_type = FIELD_GET(ZL_OUTPUT_MODE_CLOCK_TYPE, out->mode);
if (clock_type != ZL_OUTPUT_MODE_CLOCK_TYPE_ESYNC) {
/* No need to read esync data if it is not enabled */
esync->freq = 0;
@@ -1013,38 +803,21 @@ zl3073x_dpll_output_pin_esync_get(const struct dpll_pin *dpll_pin,
goto finish;
}
- /* Read esync period */
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_ESYNC_PERIOD, &esync_period);
- if (rc)
- return rc;
-
- /* Check esync divisor for zero */
- if (!esync_period) {
- dev_err(dev, "Zero esync divisor for OUTPUT%u got from device\n",
- out);
- return -EINVAL;
- }
-
- /* Get esync pulse width in units of half synth cycles */
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_ESYNC_WIDTH, &esync_width);
- if (rc)
- return rc;
-
/* Compute esync frequency */
- esync->freq = synth_freq / output_div / esync_period;
+ esync->freq = synth_freq / out->div / out->esync_n_period;
/* By comparing the esync_pulse_width to the half of the pulse width
* the esync pulse percentage can be determined.
* Note that half pulse width is in units of half synth cycles, which
* is why it reduces down to be output_div.
*/
- esync->pulse = (50 * esync_width) / output_div;
+ esync->pulse = (50 * out->esync_n_width) / out->div;
finish:
/* Set supported esync ranges if the pin supports esync control and
* if the output frequency is > 1 Hz.
*/
- if (pin->esync_control && (synth_freq / output_div) > 1) {
+ if (pin->esync_control && (synth_freq / out->div) > 1) {
esync->range = esync_freq_ranges;
esync->range_num = ARRAY_SIZE(esync_freq_ranges);
} else {
@@ -1062,21 +835,22 @@ zl3073x_dpll_output_pin_esync_set(const struct dpll_pin *dpll_pin,
void *dpll_priv, u64 freq,
struct netlink_ext_ack *extack)
{
- u32 esync_period, esync_width, output_div;
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- u8 clock_type, out, output_mode, synth;
+ const struct zl3073x_synth *synth;
+ struct zl3073x_out out;
+ u8 clock_type, out_id;
u32 synth_freq;
- int rc;
- out = zl3073x_output_pin_out_get(pin->id);
+ out_id = zl3073x_output_pin_out_get(pin->id);
+ out = *zl3073x_out_state_get(zldev, out_id);
/* If N-division is enabled, esync is not supported. The register used
* for N-division is also used for the esync divider so both cannot
* be used.
*/
- switch (zl3073x_out_signal_format_get(zldev, out)) {
+ switch (zl3073x_out_signal_format_get(&out)) {
case ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV:
case ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV_INV:
return -EOPNOTSUPP;
@@ -1084,19 +858,6 @@ zl3073x_dpll_output_pin_esync_set(const struct dpll_pin *dpll_pin,
break;
}
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read output configuration into mailbox */
- rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
- if (rc)
- return rc;
-
- /* Read output mode */
- rc = zl3073x_read_u8(zldev, ZL_REG_OUTPUT_MODE, &output_mode);
- if (rc)
- return rc;
-
/* Select clock type */
if (freq)
clock_type = ZL_OUTPUT_MODE_CLOCK_TYPE_ESYNC;
@@ -1104,38 +865,19 @@ zl3073x_dpll_output_pin_esync_set(const struct dpll_pin *dpll_pin,
clock_type = ZL_OUTPUT_MODE_CLOCK_TYPE_NORMAL;
/* Update clock type in output mode */
- output_mode &= ~ZL_OUTPUT_MODE_CLOCK_TYPE;
- output_mode |= FIELD_PREP(ZL_OUTPUT_MODE_CLOCK_TYPE, clock_type);
- rc = zl3073x_write_u8(zldev, ZL_REG_OUTPUT_MODE, output_mode);
- if (rc)
- return rc;
+ out.mode &= ~ZL_OUTPUT_MODE_CLOCK_TYPE;
+ out.mode |= FIELD_PREP(ZL_OUTPUT_MODE_CLOCK_TYPE, clock_type);
/* If esync is being disabled just write mailbox and finish */
if (!freq)
goto write_mailbox;
- /* Get synth attached to output pin */
- synth = zl3073x_out_synth_get(zldev, out);
-
- /* Get synth frequency */
- synth_freq = zl3073x_synth_freq_get(zldev, synth);
-
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_DIV, &output_div);
- if (rc)
- return rc;
-
- /* Check output divisor for zero */
- if (!output_div) {
- dev_err(zldev->dev,
- "Zero divisor for OUTPUT%u got from device\n", out);
- return -EINVAL;
- }
+ /* Get attached synth frequency */
+ synth = zl3073x_synth_state_get(zldev, zl3073x_out_synth_get(&out));
+ synth_freq = zl3073x_synth_freq_get(synth);
/* Compute and update esync period */
- esync_period = synth_freq / (u32)freq / output_div;
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_ESYNC_PERIOD, esync_period);
- if (rc)
- return rc;
+ out.esync_n_period = synth_freq / (u32)freq / out.div;
/* Half of the period in units of 1/2 synth cycle can be represented by
* the output_div. To get the supported esync pulse width of 25% of the
@@ -1143,15 +885,11 @@ zl3073x_dpll_output_pin_esync_set(const struct dpll_pin *dpll_pin,
* assumes that output_div is even, otherwise some resolution will be
* lost.
*/
- esync_width = output_div / 2;
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_ESYNC_WIDTH, esync_width);
- if (rc)
- return rc;
+ out.esync_n_width = out.div / 2;
write_mailbox:
/* Commit output configuration */
- return zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_WR,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
+ return zl3073x_out_state_set(zldev, out_id, &out);
}
static int
@@ -1164,83 +902,46 @@ zl3073x_dpll_output_pin_frequency_get(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- struct device *dev = zldev->dev;
- u8 out, signal_format, synth;
- u32 output_div, synth_freq;
- int rc;
-
- out = zl3073x_output_pin_out_get(pin->id);
- synth = zl3073x_out_synth_get(zldev, out);
- synth_freq = zl3073x_synth_freq_get(zldev, synth);
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read output configuration into mailbox */
- rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
- if (rc)
- return rc;
-
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_DIV, &output_div);
- if (rc)
- return rc;
+ const struct zl3073x_synth *synth;
+ const struct zl3073x_out *out;
+ u32 synth_freq;
+ u8 out_id;
- /* Check output divisor for zero */
- if (!output_div) {
- dev_err(dev, "Zero divisor for output %u got from device\n",
- out);
- return -EINVAL;
- }
+ out_id = zl3073x_output_pin_out_get(pin->id);
+ out = zl3073x_out_state_get(zldev, out_id);
- /* Read used signal format for the given output */
- signal_format = zl3073x_out_signal_format_get(zldev, out);
+ /* Get attached synth frequency */
+ synth = zl3073x_synth_state_get(zldev, zl3073x_out_synth_get(out));
+ synth_freq = zl3073x_synth_freq_get(synth);
- switch (signal_format) {
+ switch (zl3073x_out_signal_format_get(out)) {
case ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV:
case ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV_INV:
/* In case of divided format we have to distiguish between
* given output pin type.
+ *
+ * For P-pin the resulting frequency is computed as simple
+ * division of synth frequency and output divisor.
+ *
+ * For N-pin we have to divide additionally by divisor stored
+ * in esync_n_period output mailbox register that is used as
+ * N-pin divisor for these modes.
*/
- if (zl3073x_dpll_is_p_pin(pin)) {
- /* For P-pin the resulting frequency is computed as
- * simple division of synth frequency and output
- * divisor.
- */
- *frequency = synth_freq / output_div;
- } else {
- /* For N-pin we have to divide additionally by
- * divisor stored in esync_period output mailbox
- * register that is used as N-pin divisor for these
- * modes.
- */
- u32 ndiv;
-
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_ESYNC_PERIOD,
- &ndiv);
- if (rc)
- return rc;
+ *frequency = synth_freq / out->div;
- /* Check N-pin divisor for zero */
- if (!ndiv) {
- dev_err(dev,
- "Zero N-pin divisor for output %u got from device\n",
- out);
- return -EINVAL;
- }
+ if (!zl3073x_dpll_is_p_pin(pin))
+ *frequency = (u32)*frequency / out->esync_n_period;
- /* Compute final divisor for N-pin */
- *frequency = synth_freq / output_div / ndiv;
- }
break;
default:
/* In other modes the resulting frequency is computed as
* division of synth frequency and output divisor.
*/
- *frequency = synth_freq / output_div;
+ *frequency = synth_freq / out->div;
break;
}
- return rc;
+ return 0;
}
static int
@@ -1253,28 +954,21 @@ zl3073x_dpll_output_pin_frequency_set(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- struct device *dev = zldev->dev;
- u32 output_n_freq, output_p_freq;
- u8 out, signal_format, synth;
- u32 cur_div, new_div, ndiv;
- u32 synth_freq;
- int rc;
+ const struct zl3073x_synth *synth;
+ u8 out_id, signal_format;
+ u32 new_div, synth_freq;
+ struct zl3073x_out out;
+
+ out_id = zl3073x_output_pin_out_get(pin->id);
+ out = *zl3073x_out_state_get(zldev, out_id);
- out = zl3073x_output_pin_out_get(pin->id);
- synth = zl3073x_out_synth_get(zldev, out);
- synth_freq = zl3073x_synth_freq_get(zldev, synth);
+ /* Get attached synth frequency and compute new divisor */
+ synth = zl3073x_synth_state_get(zldev, zl3073x_out_synth_get(&out));
+ synth_freq = zl3073x_synth_freq_get(synth);
new_div = synth_freq / (u32)frequency;
/* Get used signal format for the given output */
- signal_format = zl3073x_out_signal_format_get(zldev, out);
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Load output configuration */
- rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
- if (rc)
- return rc;
+ signal_format = zl3073x_out_signal_format_get(&out);
/* Check signal format */
if (signal_format != ZL_OUTPUT_MODE_SIGNAL_FORMAT_2_NDIV &&
@@ -1282,99 +976,50 @@ zl3073x_dpll_output_pin_frequency_set(const struct dpll_pin *dpll_pin,
/* For non N-divided signal formats the frequency is computed
* as division of synth frequency and output divisor.
*/
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_DIV, new_div);
- if (rc)
- return rc;
+ out.div = new_div;
/* For 50/50 duty cycle the divisor is equal to width */
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_WIDTH, new_div);
- if (rc)
- return rc;
+ out.width = new_div;
/* Commit output configuration */
- return zl3073x_mb_op(zldev,
- ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_WR,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
- }
-
- /* For N-divided signal format get current divisor */
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_DIV, &cur_div);
- if (rc)
- return rc;
-
- /* Check output divisor for zero */
- if (!cur_div) {
- dev_err(dev, "Zero divisor for output %u got from device\n",
- out);
- return -EINVAL;
+ return zl3073x_out_state_set(zldev, out_id, &out);
}
- /* Get N-pin divisor (shares the same register with esync */
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_ESYNC_PERIOD, &ndiv);
- if (rc)
- return rc;
-
- /* Check N-pin divisor for zero */
- if (!ndiv) {
- dev_err(dev,
- "Zero N-pin divisor for output %u got from device\n",
- out);
- return -EINVAL;
- }
-
- /* Compute current output frequency for P-pin */
- output_p_freq = synth_freq / cur_div;
-
- /* Compute current N-pin frequency */
- output_n_freq = output_p_freq / ndiv;
-
if (zl3073x_dpll_is_p_pin(pin)) {
/* We are going to change output frequency for P-pin but
* if the requested frequency is less than current N-pin
* frequency then indicate a failure as we are not able
* to compute N-pin divisor to keep its frequency unchanged.
+ *
+ * Update divisor for N-pin to keep N-pin frequency.
*/
- if (frequency <= output_n_freq)
+ out.esync_n_period = (out.esync_n_period * out.div) / new_div;
+ if (!out.esync_n_period)
return -EINVAL;
/* Update the output divisor */
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_DIV, new_div);
- if (rc)
- return rc;
+ out.div = new_div;
/* For 50/50 duty cycle the divisor is equal to width */
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_WIDTH, new_div);
- if (rc)
- return rc;
-
- /* Compute new divisor for N-pin */
- ndiv = (u32)frequency / output_n_freq;
+ out.width = out.div;
} else {
/* We are going to change frequency of N-pin but if
* the requested freq is greater or equal than freq of P-pin
* in the output pair we cannot compute divisor for the N-pin.
* In this case indicate a failure.
+ *
+ * Update divisor for N-pin
*/
- if (output_p_freq <= frequency)
+ out.esync_n_period = div64_u64(synth_freq, frequency * out.div);
+ if (!out.esync_n_period)
return -EINVAL;
-
- /* Compute new divisor for N-pin */
- ndiv = output_p_freq / (u32)frequency;
}
- /* Update divisor for the N-pin */
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_ESYNC_PERIOD, ndiv);
- if (rc)
- return rc;
-
/* For 50/50 duty cycle the divisor is equal to width */
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_ESYNC_WIDTH, ndiv);
- if (rc)
- return rc;
+ out.esync_n_width = out.esync_n_period;
/* Commit output configuration */
- return zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_WR,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
+ return zl3073x_out_state_set(zldev, out_id, &out);
}
static int
@@ -1388,42 +1033,18 @@ zl3073x_dpll_output_pin_phase_adjust_get(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- u32 synth_freq;
- s32 phase_comp;
- u8 out, synth;
- int rc;
-
- out = zl3073x_output_pin_out_get(pin->id);
- synth = zl3073x_out_synth_get(zldev, out);
- synth_freq = zl3073x_synth_freq_get(zldev, synth);
-
- /* Check synth freq for zero */
- if (!synth_freq) {
- dev_err(zldev->dev, "Got zero synth frequency for output %u\n",
- out);
- return -EINVAL;
- }
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read output configuration */
- rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
- if (rc)
- return rc;
-
- /* Read current output phase compensation */
- rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_PHASE_COMP, &phase_comp);
- if (rc)
- return rc;
+ const struct zl3073x_out *out;
+ u8 out_id;
- /* Value in register is expressed in half synth clock cycles */
- phase_comp *= (int)div_u64(PSEC_PER_SEC, 2 * synth_freq);
+ out_id = zl3073x_output_pin_out_get(pin->id);
+ out = zl3073x_out_state_get(zldev, out_id);
- /* Reverse two's complement negation applied during 'set' */
- *phase_adjust = -phase_comp;
+ /* Convert value to ps and reverse two's complement negation applied
+ * during 'set'
+ */
+ *phase_adjust = -out->phase_comp * pin->phase_gran;
- return rc;
+ return 0;
}
static int
@@ -1437,52 +1058,19 @@ zl3073x_dpll_output_pin_phase_adjust_set(const struct dpll_pin *dpll_pin,
struct zl3073x_dpll *zldpll = dpll_priv;
struct zl3073x_dev *zldev = zldpll->dev;
struct zl3073x_dpll_pin *pin = pin_priv;
- int half_synth_cycle;
- u32 synth_freq;
- u8 out, synth;
- int rc;
-
- /* Get attached synth */
- out = zl3073x_output_pin_out_get(pin->id);
- synth = zl3073x_out_synth_get(zldev, out);
-
- /* Get synth's frequency */
- synth_freq = zl3073x_synth_freq_get(zldev, synth);
-
- /* Value in register is expressed in half synth clock cycles so
- * the given phase adjustment a multiple of half synth clock.
- */
- half_synth_cycle = (int)div_u64(PSEC_PER_SEC, 2 * synth_freq);
+ struct zl3073x_out out;
+ u8 out_id;
- if ((phase_adjust % half_synth_cycle) != 0) {
- NL_SET_ERR_MSG_FMT(extack,
- "Phase adjustment value has to be multiple of %d",
- half_synth_cycle);
- return -EINVAL;
- }
- phase_adjust /= half_synth_cycle;
+ out_id = zl3073x_output_pin_out_get(pin->id);
+ out = *zl3073x_out_state_get(zldev, out_id);
/* The value in the register is stored as two's complement negation
- * of requested value.
+ * of requested value and expressed in half synth clock cycles.
*/
- phase_adjust = -phase_adjust;
-
- guard(mutex)(&zldev->multiop_lock);
-
- /* Read output configuration */
- rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
- if (rc)
- return rc;
-
- /* Write the requested value into the compensation register */
- rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_PHASE_COMP, phase_adjust);
- if (rc)
- return rc;
+ out.phase_comp = -phase_adjust / pin->phase_gran;
/* Update output configuration from mailbox */
- return zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_WR,
- ZL_REG_OUTPUT_MB_MASK, BIT(out));
+ return zl3073x_out_state_set(zldev, out_id, &out);
}
static int
@@ -1577,6 +1165,59 @@ zl3073x_dpll_mode_get(const struct dpll_device *dpll, void *dpll_priv,
}
static int
+zl3073x_dpll_phase_offset_avg_factor_get(const struct dpll_device *dpll,
+ void *dpll_priv, u32 *factor,
+ struct netlink_ext_ack *extack)
+{
+ struct zl3073x_dpll *zldpll = dpll_priv;
+
+ *factor = zl3073x_dev_phase_avg_factor_get(zldpll->dev);
+
+ return 0;
+}
+
+static void
+zl3073x_dpll_change_work(struct work_struct *work)
+{
+ struct zl3073x_dpll *zldpll;
+
+ zldpll = container_of(work, struct zl3073x_dpll, change_work);
+ dpll_device_change_ntf(zldpll->dpll_dev);
+}
+
+static int
+zl3073x_dpll_phase_offset_avg_factor_set(const struct dpll_device *dpll,
+ void *dpll_priv, u32 factor,
+ struct netlink_ext_ack *extack)
+{
+ struct zl3073x_dpll *item, *zldpll = dpll_priv;
+ int rc;
+
+ if (factor > 15) {
+ NL_SET_ERR_MSG_FMT(extack,
+ "Phase offset average factor has to be from range <0,15>");
+ return -EINVAL;
+ }
+
+ rc = zl3073x_dev_phase_avg_factor_set(zldpll->dev, factor);
+ if (rc) {
+ NL_SET_ERR_MSG_FMT(extack,
+ "Failed to set phase offset averaging factor");
+ return rc;
+ }
+
+ /* The averaging factor is common for all DPLL channels so after change
+ * we have to send a notification for other DPLL devices.
+ */
+ list_for_each_entry(item, &zldpll->dev->dplls, list) {
+ if (item != zldpll)
+ schedule_work(&item->change_work);
+ }
+
+ return 0;
+}
+
+static int
zl3073x_dpll_phase_offset_monitor_get(const struct dpll_device *dpll,
void *dpll_priv,
enum dpll_feature_state *state,
@@ -1635,6 +1276,8 @@ static const struct dpll_pin_ops zl3073x_dpll_output_pin_ops = {
static const struct dpll_device_ops zl3073x_dpll_device_ops = {
.lock_status_get = zl3073x_dpll_lock_status_get,
.mode_get = zl3073x_dpll_mode_get,
+ .phase_offset_avg_factor_get = zl3073x_dpll_phase_offset_avg_factor_get,
+ .phase_offset_avg_factor_set = zl3073x_dpll_phase_offset_avg_factor_set,
.phase_offset_monitor_get = zl3073x_dpll_phase_offset_monitor_get,
.phase_offset_monitor_set = zl3073x_dpll_phase_offset_monitor_set,
};
@@ -1703,9 +1346,10 @@ zl3073x_dpll_pin_register(struct zl3073x_dpll_pin *pin, u32 index)
if (IS_ERR(props))
return PTR_ERR(props);
- /* Save package label & esync capability */
+ /* Save package label, esync capability and phase adjust granularity */
strscpy(pin->label, props->package_label);
pin->esync_control = props->esync_control;
+ pin->phase_gran = props->dpll_props.phase_gran;
if (zl3073x_dpll_is_input_pin(pin)) {
rc = zl3073x_dpll_ref_prio_get(pin, &pin->prio);
@@ -1823,33 +1467,32 @@ zl3073x_dpll_pin_is_registrable(struct zl3073x_dpll *zldpll,
const char *name;
if (dir == DPLL_PIN_DIRECTION_INPUT) {
- u8 ref = zl3073x_input_pin_ref_get(index);
-
- name = "REF";
+ u8 ref_id = zl3073x_input_pin_ref_get(index);
+ const struct zl3073x_ref *ref;
/* Skip the pin if the DPLL is running in NCO mode */
if (zldpll->refsel_mode == ZL_DPLL_MODE_REFSEL_MODE_NCO)
return false;
- is_diff = zl3073x_ref_is_diff(zldev, ref);
- is_enabled = zl3073x_ref_is_enabled(zldev, ref);
+ name = "REF";
+ ref = zl3073x_ref_state_get(zldev, ref_id);
+ is_diff = zl3073x_ref_is_diff(ref);
+ is_enabled = zl3073x_ref_is_enabled(ref);
} else {
/* Output P&N pair shares single HW output */
u8 out = zl3073x_output_pin_out_get(index);
- name = "OUT";
-
/* Skip the pin if it is connected to different DPLL channel */
- if (zl3073x_out_dpll_get(zldev, out) != zldpll->id) {
+ if (zl3073x_dev_out_dpll_get(zldev, out) != zldpll->id) {
dev_dbg(zldev->dev,
- "%s%u is driven by different DPLL\n", name,
- out);
+ "OUT%u is driven by different DPLL\n", out);
return false;
}
- is_diff = zl3073x_out_is_diff(zldev, out);
- is_enabled = zl3073x_out_is_enabled(zldev, out);
+ name = "OUT";
+ is_diff = zl3073x_dev_out_is_diff(zldev, out);
+ is_enabled = zl3073x_dev_output_pin_is_enabled(zldev, index);
}
/* Skip N-pin if the corresponding input/output is differential */
@@ -1983,6 +1626,8 @@ zl3073x_dpll_device_unregister(struct zl3073x_dpll *zldpll)
{
WARN(!zldpll->dpll_dev, "DPLL device is not registered\n");
+ cancel_work_sync(&zldpll->change_work);
+
dpll_device_unregister(zldpll->dpll_dev, &zl3073x_dpll_device_ops,
zldpll);
dpll_device_put(zldpll->dpll_dev);
@@ -2004,42 +1649,26 @@ zl3073x_dpll_pin_phase_offset_check(struct zl3073x_dpll_pin *pin)
struct zl3073x_dev *zldev = zldpll->dev;
unsigned int reg;
s64 phase_offset;
- u8 ref;
+ u8 ref_id;
int rc;
- ref = zl3073x_input_pin_ref_get(pin->id);
+ /* No phase offset if the ref monitor reports signal errors */
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ if (!zl3073x_dev_ref_is_status_ok(zldev, ref_id))
+ return false;
/* Select register to read phase offset value depending on pin and
* phase monitor state:
* 1) For connected pin use dpll_phase_err_data register
* 2) For other pins use appropriate ref_phase register if the phase
- * monitor feature is enabled and reference monitor does not
- * report signal errors for given input pin
+ * monitor feature is enabled.
*/
- if (pin->pin_state == DPLL_PIN_STATE_CONNECTED) {
+ if (pin->pin_state == DPLL_PIN_STATE_CONNECTED)
reg = ZL_REG_DPLL_PHASE_ERR_DATA(zldpll->id);
- } else if (zldpll->phase_monitor) {
- u8 status;
-
- /* Get reference monitor status */
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_MON_STATUS(ref),
- &status);
- if (rc) {
- dev_err(zldev->dev,
- "Failed to read %s refmon status: %pe\n",
- pin->label, ERR_PTR(rc));
-
- return false;
- }
-
- if (status != ZL_REF_MON_STATUS_OK)
- return false;
-
- reg = ZL_REG_REF_PHASE(ref);
- } else {
- /* The pin is not connected or phase monitor disabled */
+ else if (zldpll->phase_monitor)
+ reg = ZL_REG_REF_PHASE(ref_id);
+ else
return false;
- }
/* Read measured phase offset value */
rc = zl3073x_read_u48(zldev, reg, &phase_offset);
@@ -2078,32 +1707,22 @@ zl3073x_dpll_pin_ffo_check(struct zl3073x_dpll_pin *pin)
{
struct zl3073x_dpll *zldpll = pin->dpll;
struct zl3073x_dev *zldev = zldpll->dev;
- u8 ref, status;
- s64 ffo;
- int rc;
+ const struct zl3073x_ref *ref;
+ u8 ref_id;
/* Get reference monitor status */
- ref = zl3073x_input_pin_ref_get(pin->id);
- rc = zl3073x_read_u8(zldev, ZL_REG_REF_MON_STATUS(ref), &status);
- if (rc) {
- dev_err(zldev->dev, "Failed to read %s refmon status: %pe\n",
- pin->label, ERR_PTR(rc));
-
- return false;
- }
+ ref_id = zl3073x_input_pin_ref_get(pin->id);
+ ref = zl3073x_ref_state_get(zldev, ref_id);
/* Do not report ffo changes if the reference monitor report errors */
- if (status != ZL_REF_MON_STATUS_OK)
+ if (!zl3073x_ref_is_status_ok(ref))
return false;
- /* Get the latest measured ref's ffo */
- ffo = zl3073x_ref_ffo_get(zldev, ref);
-
/* Compare with previous value */
- if (pin->freq_offset != ffo) {
+ if (pin->freq_offset != ref->ffo) {
dev_dbg(zldev->dev, "%s freq offset changed: %lld -> %lld\n",
- pin->label, pin->freq_offset, ffo);
- pin->freq_offset = ffo;
+ pin->label, pin->freq_offset, ref->ffo);
+ pin->freq_offset = ref->ffo;
return true;
}
@@ -2258,6 +1877,7 @@ zl3073x_dpll_alloc(struct zl3073x_dev *zldev, u8 ch)
zldpll->dev = zldev;
zldpll->id = ch;
INIT_LIST_HEAD(&zldpll->pins);
+ INIT_WORK(&zldpll->change_work, zl3073x_dpll_change_work);
return zldpll;
}
diff --git a/drivers/dpll/zl3073x/dpll.h b/drivers/dpll/zl3073x/dpll.h
index 304910ffc9c0..e8c39b44b356 100644
--- a/drivers/dpll/zl3073x/dpll.h
+++ b/drivers/dpll/zl3073x/dpll.h
@@ -20,6 +20,7 @@
* @dpll_dev: pointer to registered DPLL device
* @lock_status: last saved DPLL lock status
* @pins: list of pins
+ * @change_work: device change notification work
*/
struct zl3073x_dpll {
struct list_head list;
@@ -32,6 +33,7 @@ struct zl3073x_dpll {
struct dpll_device *dpll_dev;
enum dpll_lock_status lock_status;
struct list_head pins;
+ struct work_struct change_work;
};
struct zl3073x_dpll *zl3073x_dpll_alloc(struct zl3073x_dev *zldev, u8 ch);
diff --git a/drivers/dpll/zl3073x/flash.c b/drivers/dpll/zl3073x/flash.c
new file mode 100644
index 000000000000..83452a77e3e9
--- /dev/null
+++ b/drivers/dpll/zl3073x/flash.c
@@ -0,0 +1,666 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <linux/array_size.h>
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/delay.h>
+#include <linux/dev_printk.h>
+#include <linux/errno.h>
+#include <linux/jiffies.h>
+#include <linux/minmax.h>
+#include <linux/netlink.h>
+#include <linux/sched/signal.h>
+#include <linux/sizes.h>
+#include <linux/sprintf.h>
+#include <linux/string.h>
+#include <linux/types.h>
+#include <linux/unaligned.h>
+#include <net/devlink.h>
+
+#include "core.h"
+#include "devlink.h"
+#include "flash.h"
+
+#define ZL_FLASH_ERR_PFX "FW update failed: "
+#define ZL_FLASH_ERR_MSG(_extack, _msg, ...) \
+ NL_SET_ERR_MSG_FMT_MOD((_extack), ZL_FLASH_ERR_PFX _msg, \
+ ## __VA_ARGS__)
+
+/**
+ * zl3073x_flash_download - Download image block to device memory
+ * @zldev: zl3073x device structure
+ * @component: name of the component to be downloaded
+ * @addr: device memory target address
+ * @data: pointer to data to download
+ * @size: size of data to download
+ * @extack: netlink extack pointer to report errors
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_flash_download(struct zl3073x_dev *zldev, const char *component,
+ u32 addr, const void *data, size_t size,
+ struct netlink_ext_ack *extack)
+{
+#define ZL_CHECK_DELAY 5000 /* Check for interrupt each 5 seconds */
+ unsigned long check_time;
+ const void *ptr, *end;
+ int rc = 0;
+
+ dev_dbg(zldev->dev, "Downloading %zu bytes to device memory at 0x%0x\n",
+ size, addr);
+
+ check_time = jiffies + msecs_to_jiffies(ZL_CHECK_DELAY);
+
+ for (ptr = data, end = data + size; ptr < end; ptr += 4, addr += 4) {
+ /* Write current word to HW memory */
+ rc = zl3073x_write_hwreg(zldev, addr,
+ get_unaligned((u32 *)ptr));
+ if (rc) {
+ ZL_FLASH_ERR_MSG(extack,
+ "failed to write to memory at 0x%0x",
+ addr);
+ return rc;
+ }
+
+ if (time_is_before_jiffies(check_time)) {
+ if (signal_pending(current)) {
+ ZL_FLASH_ERR_MSG(extack,
+ "Flashing interrupted");
+ return -EINTR;
+ }
+
+ check_time = jiffies + msecs_to_jiffies(ZL_CHECK_DELAY);
+ }
+
+ /* Report status each 1 kB block */
+ if ((ptr - data) % 1024 == 0)
+ zl3073x_devlink_flash_notify(zldev, "Downloading image",
+ component, ptr - data,
+ size);
+ }
+
+ zl3073x_devlink_flash_notify(zldev, "Downloading image", component,
+ ptr - data, size);
+
+ dev_dbg(zldev->dev, "%zu bytes downloaded to device memory\n", size);
+
+ return rc;
+}
+
+/**
+ * zl3073x_flash_error_check - Check for flash utility errors
+ * @zldev: zl3073x device structure
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function checks for errors detected by the flash utility and
+ * reports them if any were found.
+ *
+ * Return: 0 on success, -EIO when errors are detected
+ */
+static int
+zl3073x_flash_error_check(struct zl3073x_dev *zldev,
+ struct netlink_ext_ack *extack)
+{
+ u32 count, cause;
+ int rc;
+
+ rc = zl3073x_read_u32(zldev, ZL_REG_ERROR_COUNT, &count);
+ if (rc)
+ return rc;
+ else if (!count)
+ return 0; /* No error */
+
+ rc = zl3073x_read_u32(zldev, ZL_REG_ERROR_CAUSE, &cause);
+ if (rc)
+ return rc;
+
+ /* Report errors */
+ ZL_FLASH_ERR_MSG(extack,
+ "utility error occurred: count=%u cause=0x%x", count,
+ cause);
+
+ return -EIO;
+}
+
+/**
+ * zl3073x_flash_wait_ready - Check or wait for utility to be ready to flash
+ * @zldev: zl3073x device structure
+ * @timeout_ms: timeout for the waiting
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_flash_wait_ready(struct zl3073x_dev *zldev, unsigned int timeout_ms)
+{
+#define ZL_FLASH_POLL_DELAY_MS 100
+ unsigned long timeout;
+ int rc, i;
+
+ dev_dbg(zldev->dev, "Waiting for flashing to be ready\n");
+
+ timeout = jiffies + msecs_to_jiffies(timeout_ms);
+
+ for (i = 0; time_is_after_jiffies(timeout); i++) {
+ u8 value;
+
+ /* Check for interrupt each 1s */
+ if (i > 9) {
+ if (signal_pending(current))
+ return -EINTR;
+ i = 0;
+ }
+
+ rc = zl3073x_read_u8(zldev, ZL_REG_WRITE_FLASH, &value);
+ if (rc)
+ return rc;
+
+ value = FIELD_GET(ZL_WRITE_FLASH_OP, value);
+
+ if (value == ZL_WRITE_FLASH_OP_DONE)
+ return 0; /* Successfully done */
+
+ msleep(ZL_FLASH_POLL_DELAY_MS);
+ }
+
+ return -ETIMEDOUT;
+}
+
+/**
+ * zl3073x_flash_cmd_wait - Perform flash operation and wait for finish
+ * @zldev: zl3073x device structure
+ * @operation: operation to perform
+ * @extack: netlink extack pointer to report errors
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_flash_cmd_wait(struct zl3073x_dev *zldev, u32 operation,
+ struct netlink_ext_ack *extack)
+{
+#define ZL_FLASH_PHASE1_TIMEOUT_MS 60000 /* up to 1 minute */
+#define ZL_FLASH_PHASE2_TIMEOUT_MS 120000 /* up to 2 minutes */
+ u8 value;
+ int rc;
+
+ dev_dbg(zldev->dev, "Sending flash command: 0x%x\n", operation);
+
+ rc = zl3073x_flash_wait_ready(zldev, ZL_FLASH_PHASE1_TIMEOUT_MS);
+ if (rc)
+ return rc;
+
+ /* Issue the requested operation */
+ rc = zl3073x_read_u8(zldev, ZL_REG_WRITE_FLASH, &value);
+ if (rc)
+ return rc;
+
+ value &= ~ZL_WRITE_FLASH_OP;
+ value |= FIELD_PREP(ZL_WRITE_FLASH_OP, operation);
+
+ rc = zl3073x_write_u8(zldev, ZL_REG_WRITE_FLASH, value);
+ if (rc)
+ return rc;
+
+ /* Wait for command completion */
+ rc = zl3073x_flash_wait_ready(zldev, ZL_FLASH_PHASE2_TIMEOUT_MS);
+ if (rc)
+ return rc;
+
+ return zl3073x_flash_error_check(zldev, extack);
+}
+
+/**
+ * zl3073x_flash_get_sector_size - Get flash sector size
+ * @zldev: zl3073x device structure
+ * @sector_size: sector size returned by the function
+ *
+ * The function reads the flash sector size detected by flash utility and
+ * stores it into @sector_size.
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_flash_get_sector_size(struct zl3073x_dev *zldev, size_t *sector_size)
+{
+ u8 flash_info;
+ int rc;
+
+ rc = zl3073x_read_u8(zldev, ZL_REG_FLASH_INFO, &flash_info);
+ if (rc)
+ return rc;
+
+ switch (FIELD_GET(ZL_FLASH_INFO_SECTOR_SIZE, flash_info)) {
+ case ZL_FLASH_INFO_SECTOR_4K:
+ *sector_size = SZ_4K;
+ break;
+ case ZL_FLASH_INFO_SECTOR_64K:
+ *sector_size = SZ_64K;
+ break;
+ default:
+ rc = -EINVAL;
+ break;
+ }
+
+ return rc;
+}
+
+/**
+ * zl3073x_flash_block - Download and flash memory block
+ * @zldev: zl3073x device structure
+ * @component: component name
+ * @operation: flash operation to perform
+ * @page: destination flash page
+ * @addr: device memory address to load data
+ * @data: pointer to data to be flashed
+ * @size: size of data
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function downloads the memory block given by the @data pointer and
+ * the size @size and flashes it into internal memory on flash page @page.
+ * The internal flash operation performed by the firmware is specified by
+ * the @operation parameter.
+ *
+ * Return: 0 on success, <0 on error
+ */
+static int
+zl3073x_flash_block(struct zl3073x_dev *zldev, const char *component,
+ u32 operation, u32 page, u32 addr, const void *data,
+ size_t size, struct netlink_ext_ack *extack)
+{
+ int rc;
+
+ /* Download block to device memory */
+ rc = zl3073x_flash_download(zldev, component, addr, data, size, extack);
+ if (rc)
+ return rc;
+
+ /* Set address to flash from */
+ rc = zl3073x_write_u32(zldev, ZL_REG_IMAGE_START_ADDR, addr);
+ if (rc)
+ return rc;
+
+ /* Set size of block to flash */
+ rc = zl3073x_write_u32(zldev, ZL_REG_IMAGE_SIZE, size);
+ if (rc)
+ return rc;
+
+ /* Set destination page to flash */
+ rc = zl3073x_write_u32(zldev, ZL_REG_FLASH_INDEX_WRITE, page);
+ if (rc)
+ return rc;
+
+ /* Set filling pattern */
+ rc = zl3073x_write_u32(zldev, ZL_REG_FILL_PATTERN, U32_MAX);
+ if (rc)
+ return rc;
+
+ zl3073x_devlink_flash_notify(zldev, "Flashing image", component, 0,
+ size);
+
+ dev_dbg(zldev->dev, "Flashing %zu bytes to page %u\n", size, page);
+
+ /* Execute sectors flash operation */
+ rc = zl3073x_flash_cmd_wait(zldev, operation, extack);
+ if (rc)
+ return rc;
+
+ zl3073x_devlink_flash_notify(zldev, "Flashing image", component, size,
+ size);
+
+ return 0;
+}
+
+/**
+ * zl3073x_flash_sectors - Flash sectors
+ * @zldev: zl3073x device structure
+ * @component: component name
+ * @page: destination flash page
+ * @addr: device memory address to load data
+ * @data: pointer to data to be flashed
+ * @size: size of data
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function flashes given @data with size of @size to the internal flash
+ * memory block starting from page @page. The function uses sector flash
+ * method and has to take into account the flash sector size reported by
+ * flashing utility. Input data are spliced into blocks according this
+ * sector size and each block is flashed separately.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_flash_sectors(struct zl3073x_dev *zldev, const char *component,
+ u32 page, u32 addr, const void *data, size_t size,
+ struct netlink_ext_ack *extack)
+{
+#define ZL_FLASH_MAX_BLOCK_SIZE 0x0001E000
+#define ZL_FLASH_PAGE_SIZE 256
+ size_t max_block_size, block_size, sector_size;
+ const void *ptr, *end;
+ int rc;
+
+ /* Get flash sector size */
+ rc = zl3073x_flash_get_sector_size(zldev, &sector_size);
+ if (rc) {
+ ZL_FLASH_ERR_MSG(extack, "Failed to get flash sector size");
+ return rc;
+ }
+
+ /* Determine max block size depending on sector size */
+ max_block_size = ALIGN_DOWN(ZL_FLASH_MAX_BLOCK_SIZE, sector_size);
+
+ for (ptr = data, end = data + size; ptr < end; ptr += block_size) {
+ char comp_str[32];
+
+ block_size = min_t(size_t, max_block_size, end - ptr);
+
+ /* Add suffix '-partN' if the requested component size is
+ * greater than max_block_size.
+ */
+ if (max_block_size < size)
+ snprintf(comp_str, sizeof(comp_str), "%s-part%zu",
+ component, (ptr - data) / max_block_size + 1);
+ else
+ strscpy(comp_str, component);
+
+ /* Flash the memory block */
+ rc = zl3073x_flash_block(zldev, comp_str,
+ ZL_WRITE_FLASH_OP_SECTORS, page, addr,
+ ptr, block_size, extack);
+ if (rc)
+ goto finish;
+
+ /* Move to next page */
+ page += block_size / ZL_FLASH_PAGE_SIZE;
+ }
+
+finish:
+ zl3073x_devlink_flash_notify(zldev,
+ rc ? "Flashing failed" : "Flashing done",
+ component, 0, 0);
+
+ return rc;
+}
+
+/**
+ * zl3073x_flash_page - Flash page
+ * @zldev: zl3073x device structure
+ * @component: component name
+ * @page: destination flash page
+ * @addr: device memory address to load data
+ * @data: pointer to data to be flashed
+ * @size: size of data
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function flashes given @data with size of @size to the internal flash
+ * memory block starting with page @page.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_flash_page(struct zl3073x_dev *zldev, const char *component,
+ u32 page, u32 addr, const void *data, size_t size,
+ struct netlink_ext_ack *extack)
+{
+ int rc;
+
+ /* Flash the memory block */
+ rc = zl3073x_flash_block(zldev, component, ZL_WRITE_FLASH_OP_PAGE, page,
+ addr, data, size, extack);
+
+ zl3073x_devlink_flash_notify(zldev,
+ rc ? "Flashing failed" : "Flashing done",
+ component, 0, 0);
+
+ return rc;
+}
+
+/**
+ * zl3073x_flash_page_copy - Copy flash page
+ * @zldev: zl3073x device structure
+ * @component: component name
+ * @src_page: source page to copy
+ * @dst_page: destination page
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function copies one flash page specified by @src_page into the flash
+ * page specified by @dst_page.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_flash_page_copy(struct zl3073x_dev *zldev, const char *component,
+ u32 src_page, u32 dst_page,
+ struct netlink_ext_ack *extack)
+{
+ int rc;
+
+ /* Set source page to be copied */
+ rc = zl3073x_write_u32(zldev, ZL_REG_FLASH_INDEX_READ, src_page);
+ if (rc)
+ return rc;
+
+ /* Set destination page for the copy */
+ rc = zl3073x_write_u32(zldev, ZL_REG_FLASH_INDEX_WRITE, dst_page);
+ if (rc)
+ return rc;
+
+ /* Perform copy operation */
+ rc = zl3073x_flash_cmd_wait(zldev, ZL_WRITE_FLASH_OP_COPY_PAGE, extack);
+ if (rc)
+ ZL_FLASH_ERR_MSG(extack, "Failed to copy page %u to page %u",
+ src_page, dst_page);
+
+ return rc;
+}
+
+/**
+ * zl3073x_flash_mode_verify - Check flash utility
+ * @zldev: zl3073x device structure
+ *
+ * Return: 0 if the flash utility is ready, <0 on error
+ */
+static int
+zl3073x_flash_mode_verify(struct zl3073x_dev *zldev)
+{
+ u8 family, release;
+ u32 hash;
+ int rc;
+
+ rc = zl3073x_read_u32(zldev, ZL_REG_FLASH_HASH, &hash);
+ if (rc)
+ return rc;
+
+ rc = zl3073x_read_u8(zldev, ZL_REG_FLASH_FAMILY, &family);
+ if (rc)
+ return rc;
+
+ rc = zl3073x_read_u8(zldev, ZL_REG_FLASH_RELEASE, &release);
+ if (rc)
+ return rc;
+
+ dev_dbg(zldev->dev,
+ "Flash utility check: hash 0x%08x, fam 0x%02x, rel 0x%02x\n",
+ hash, family, release);
+
+ /* Return success for correct family */
+ return (family == 0x21) ? 0 : -ENODEV;
+}
+
+static int
+zl3073x_flash_host_ctrl_enable(struct zl3073x_dev *zldev)
+{
+ u8 host_ctrl;
+ int rc;
+
+ /* Enable host control */
+ rc = zl3073x_read_u8(zldev, ZL_REG_HOST_CONTROL, &host_ctrl);
+ if (rc)
+ return rc;
+
+ host_ctrl |= ZL_HOST_CONTROL_ENABLE;
+
+ return zl3073x_write_u8(zldev, ZL_REG_HOST_CONTROL, host_ctrl);
+}
+
+/**
+ * zl3073x_flash_mode_enter - Switch the device to flash mode
+ * @zldev: zl3073x device structure
+ * @util_ptr: buffer with flash utility
+ * @util_size: size of buffer with flash utility
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function prepares and switches the device into flash mode.
+ *
+ * The procedure:
+ * 1) Stop device CPU by specific HW register sequence
+ * 2) Download flash utility to device memory
+ * 3) Resume device CPU by specific HW register sequence
+ * 4) Check communication with flash utility
+ * 5) Enable host control necessary to access flash API
+ * 6) Check for potential error detected by the utility
+ *
+ * The API provided by normal firmware is not available in flash mode
+ * so the caller has to ensure that this API is not used in this mode.
+ *
+ * After performing flash operation the caller should call
+ * @zl3073x_flash_mode_leave to return back to normal operation.
+ *
+ * Return: 0 on success, <0 on error.
+ */
+int zl3073x_flash_mode_enter(struct zl3073x_dev *zldev, const void *util_ptr,
+ size_t util_size, struct netlink_ext_ack *extack)
+{
+ /* Sequence to be written prior utility download */
+ static const struct zl3073x_hwreg_seq_item pre_seq[] = {
+ HWREG_SEQ_ITEM(0x80000400, 1, BIT(0), 0),
+ HWREG_SEQ_ITEM(0x80206340, 1, BIT(4), 0),
+ HWREG_SEQ_ITEM(0x10000000, 1, BIT(2), 0),
+ HWREG_SEQ_ITEM(0x10000024, 0x00000001, U32_MAX, 0),
+ HWREG_SEQ_ITEM(0x10000020, 0x00000001, U32_MAX, 0),
+ HWREG_SEQ_ITEM(0x10000000, 1, BIT(10), 1000),
+ };
+ /* Sequence to be written after utility download */
+ static const struct zl3073x_hwreg_seq_item post_seq[] = {
+ HWREG_SEQ_ITEM(0x10400004, 0x000000C0, U32_MAX, 0),
+ HWREG_SEQ_ITEM(0x10400008, 0x00000000, U32_MAX, 0),
+ HWREG_SEQ_ITEM(0x10400010, 0x20000000, U32_MAX, 0),
+ HWREG_SEQ_ITEM(0x10400014, 0x20000004, U32_MAX, 0),
+ HWREG_SEQ_ITEM(0x10000000, 1, GENMASK(10, 9), 0),
+ HWREG_SEQ_ITEM(0x10000020, 0x00000000, U32_MAX, 0),
+ HWREG_SEQ_ITEM(0x10000000, 0, BIT(0), 1000),
+ };
+ int rc;
+
+ zl3073x_devlink_flash_notify(zldev, "Prepare flash mode", "utility",
+ 0, 0);
+
+ /* Execure pre-load sequence */
+ rc = zl3073x_write_hwreg_seq(zldev, pre_seq, ARRAY_SIZE(pre_seq));
+ if (rc) {
+ ZL_FLASH_ERR_MSG(extack, "cannot execute pre-load sequence");
+ goto error;
+ }
+
+ /* Download utility image to device memory */
+ rc = zl3073x_flash_download(zldev, "utility", 0x20000000, util_ptr,
+ util_size, extack);
+ if (rc) {
+ ZL_FLASH_ERR_MSG(extack, "cannot download flash utility");
+ goto error;
+ }
+
+ /* Execute post-load sequence */
+ rc = zl3073x_write_hwreg_seq(zldev, post_seq, ARRAY_SIZE(post_seq));
+ if (rc) {
+ ZL_FLASH_ERR_MSG(extack, "cannot execute post-load sequence");
+ goto error;
+ }
+
+ /* Check that utility identifies itself correctly */
+ rc = zl3073x_flash_mode_verify(zldev);
+ if (rc) {
+ ZL_FLASH_ERR_MSG(extack, "flash utility check failed");
+ goto error;
+ }
+
+ /* Enable host control */
+ rc = zl3073x_flash_host_ctrl_enable(zldev);
+ if (rc) {
+ ZL_FLASH_ERR_MSG(extack, "cannot enable host control");
+ goto error;
+ }
+
+ zl3073x_devlink_flash_notify(zldev, "Flash mode enabled", "utility",
+ 0, 0);
+
+ return 0;
+
+error:
+ zl3073x_flash_mode_leave(zldev, extack);
+
+ return rc;
+}
+
+/**
+ * zl3073x_flash_mode_leave - Leave flash mode
+ * @zldev: zl3073x device structure
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function instructs the device to leave the flash mode and
+ * to return back to normal operation.
+ *
+ * The procedure:
+ * 1) Set reset flag
+ * 2) Reset the device CPU by specific HW register sequence
+ * 3) Wait for the device to be ready
+ * 4) Check the reset flag was cleared
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_flash_mode_leave(struct zl3073x_dev *zldev,
+ struct netlink_ext_ack *extack)
+{
+ /* Sequence to be written after flash */
+ static const struct zl3073x_hwreg_seq_item fw_reset_seq[] = {
+ HWREG_SEQ_ITEM(0x80000404, 1, BIT(0), 0),
+ HWREG_SEQ_ITEM(0x80000410, 1, BIT(0), 0),
+ };
+ u8 reset_status;
+ int rc;
+
+ zl3073x_devlink_flash_notify(zldev, "Leaving flash mode", "utility",
+ 0, 0);
+
+ /* Read reset status register */
+ rc = zl3073x_read_u8(zldev, ZL_REG_RESET_STATUS, &reset_status);
+ if (rc)
+ return rc;
+
+ /* Set reset bit */
+ reset_status |= ZL_REG_RESET_STATUS_RESET;
+
+ /* Update reset status register */
+ rc = zl3073x_write_u8(zldev, ZL_REG_RESET_STATUS, reset_status);
+ if (rc)
+ return rc;
+
+ /* We do not check the return value here as the sequence resets
+ * the device CPU and the last write always return an error.
+ */
+ zl3073x_write_hwreg_seq(zldev, fw_reset_seq, ARRAY_SIZE(fw_reset_seq));
+
+ /* Wait for the device to be ready */
+ msleep(500);
+
+ /* Read again the reset status register */
+ rc = zl3073x_read_u8(zldev, ZL_REG_RESET_STATUS, &reset_status);
+ if (rc)
+ return rc;
+
+ /* Check the reset bit was cleared */
+ if (reset_status & ZL_REG_RESET_STATUS_RESET) {
+ dev_err(zldev->dev,
+ "Reset not confirmed after switch to normal mode\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
diff --git a/drivers/dpll/zl3073x/flash.h b/drivers/dpll/zl3073x/flash.h
new file mode 100644
index 000000000000..effe1b16b359
--- /dev/null
+++ b/drivers/dpll/zl3073x/flash.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+
+#ifndef __ZL3073X_FLASH_H
+#define __ZL3073X_FLASH_H
+
+#include <linux/types.h>
+
+struct netlink_ext_ack;
+struct zl3073x_dev;
+
+int zl3073x_flash_mode_enter(struct zl3073x_dev *zldev, const void *util_ptr,
+ size_t util_size, struct netlink_ext_ack *extack);
+
+int zl3073x_flash_mode_leave(struct zl3073x_dev *zldev,
+ struct netlink_ext_ack *extack);
+
+int zl3073x_flash_page(struct zl3073x_dev *zldev, const char *component,
+ u32 page, u32 addr, const void *data, size_t size,
+ struct netlink_ext_ack *extack);
+
+int zl3073x_flash_page_copy(struct zl3073x_dev *zldev, const char *component,
+ u32 src_page, u32 dst_page,
+ struct netlink_ext_ack *extack);
+
+int zl3073x_flash_sectors(struct zl3073x_dev *zldev, const char *component,
+ u32 page, u32 addr, const void *data, size_t size,
+ struct netlink_ext_ack *extack);
+
+#endif /* __ZL3073X_FLASH_H */
diff --git a/drivers/dpll/zl3073x/fw.c b/drivers/dpll/zl3073x/fw.c
new file mode 100644
index 000000000000..55b638247f4b
--- /dev/null
+++ b/drivers/dpll/zl3073x/fw.c
@@ -0,0 +1,419 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <linux/array_size.h>
+#include <linux/build_bug.h>
+#include <linux/dev_printk.h>
+#include <linux/err.h>
+#include <linux/errno.h>
+#include <linux/netlink.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+
+#include "core.h"
+#include "flash.h"
+#include "fw.h"
+
+#define ZL3073X_FW_ERR_PFX "FW load failed: "
+#define ZL3073X_FW_ERR_MSG(_extack, _msg, ...) \
+ NL_SET_ERR_MSG_FMT_MOD((_extack), ZL3073X_FW_ERR_PFX _msg, \
+ ## __VA_ARGS__)
+
+enum zl3073x_flash_type {
+ ZL3073X_FLASH_TYPE_NONE = 0,
+ ZL3073X_FLASH_TYPE_SECTORS,
+ ZL3073X_FLASH_TYPE_PAGE,
+ ZL3073X_FLASH_TYPE_PAGE_AND_COPY,
+};
+
+struct zl3073x_fw_component_info {
+ const char *name;
+ size_t max_size;
+ enum zl3073x_flash_type flash_type;
+ u32 load_addr;
+ u32 dest_page;
+ u32 copy_page;
+};
+
+static const struct zl3073x_fw_component_info component_info[] = {
+ [ZL_FW_COMPONENT_UTIL] = {
+ .name = "utility",
+ .max_size = 0x4000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_NONE,
+ },
+ [ZL_FW_COMPONENT_FW1] = {
+ .name = "firmware1",
+ .max_size = 0x35000,
+ .load_addr = 0x20002000,
+ .flash_type = ZL3073X_FLASH_TYPE_SECTORS,
+ .dest_page = 0x020,
+ },
+ [ZL_FW_COMPONENT_FW2] = {
+ .name = "firmware2",
+ .max_size = 0x0040,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE_AND_COPY,
+ .dest_page = 0x3e0,
+ .copy_page = 0x000,
+ },
+ [ZL_FW_COMPONENT_FW3] = {
+ .name = "firmware3",
+ .max_size = 0x0248,
+ .load_addr = 0x20000400,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE_AND_COPY,
+ .dest_page = 0x3e4,
+ .copy_page = 0x004,
+ },
+ [ZL_FW_COMPONENT_CFG0] = {
+ .name = "config0",
+ .max_size = 0x1000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE,
+ .dest_page = 0x3d0,
+ },
+ [ZL_FW_COMPONENT_CFG1] = {
+ .name = "config1",
+ .max_size = 0x1000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE,
+ .dest_page = 0x3c0,
+ },
+ [ZL_FW_COMPONENT_CFG2] = {
+ .name = "config2",
+ .max_size = 0x1000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE,
+ .dest_page = 0x3b0,
+ },
+ [ZL_FW_COMPONENT_CFG3] = {
+ .name = "config3",
+ .max_size = 0x1000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE,
+ .dest_page = 0x3a0,
+ },
+ [ZL_FW_COMPONENT_CFG4] = {
+ .name = "config4",
+ .max_size = 0x1000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE,
+ .dest_page = 0x390,
+ },
+ [ZL_FW_COMPONENT_CFG5] = {
+ .name = "config5",
+ .max_size = 0x1000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE,
+ .dest_page = 0x380,
+ },
+ [ZL_FW_COMPONENT_CFG6] = {
+ .name = "config6",
+ .max_size = 0x1000,
+ .load_addr = 0x20000000,
+ .flash_type = ZL3073X_FLASH_TYPE_PAGE,
+ .dest_page = 0x370,
+ },
+};
+
+/* Sanity check */
+static_assert(ARRAY_SIZE(component_info) == ZL_FW_NUM_COMPONENTS);
+
+/**
+ * zl3073x_fw_component_alloc - Alloc structure to hold firmware component
+ * @size: size of buffer to store data
+ *
+ * Return: pointer to allocated component structure or NULL on error.
+ */
+static struct zl3073x_fw_component *
+zl3073x_fw_component_alloc(size_t size)
+{
+ struct zl3073x_fw_component *comp;
+
+ comp = kzalloc(sizeof(*comp), GFP_KERNEL);
+ if (!comp)
+ return NULL;
+
+ comp->size = size;
+ comp->data = kzalloc(size, GFP_KERNEL);
+ if (!comp->data) {
+ kfree(comp);
+ return NULL;
+ }
+
+ return comp;
+}
+
+/**
+ * zl3073x_fw_component_free - Free allocated component structure
+ * @comp: pointer to allocated component
+ */
+static void
+zl3073x_fw_component_free(struct zl3073x_fw_component *comp)
+{
+ if (comp)
+ kfree(comp->data);
+
+ kfree(comp);
+}
+
+/**
+ * zl3073x_fw_component_id_get - Get ID for firmware component name
+ * @name: input firmware component name
+ *
+ * Return:
+ * - ZL3073X_FW_COMPONENT_* ID for known component name
+ * - ZL3073X_FW_COMPONENT_INVALID if the given name is unknown
+ */
+static enum zl3073x_fw_component_id
+zl3073x_fw_component_id_get(const char *name)
+{
+ enum zl3073x_fw_component_id id;
+
+ for (id = 0; id < ZL_FW_NUM_COMPONENTS; id++)
+ if (!strcasecmp(name, component_info[id].name))
+ return id;
+
+ return ZL_FW_COMPONENT_INVALID;
+}
+
+/**
+ * zl3073x_fw_component_load - Load component from firmware source
+ * @zldev: zl3073x device structure
+ * @pcomp: pointer to loaded component
+ * @psrc: data pointer to load component from
+ * @psize: remaining bytes in buffer
+ * @extack: netlink extack pointer to report errors
+ *
+ * The function allocates single firmware component and loads the data from
+ * the buffer specified by @psrc and @psize. Pointer to allocated component
+ * is stored in output @pcomp. Source data pointer @psrc and remaining bytes
+ * @psize are updated accordingly.
+ *
+ * Return:
+ * * 1 when component was allocated and loaded
+ * * 0 when there is no component to load
+ * * <0 on error
+ */
+static ssize_t
+zl3073x_fw_component_load(struct zl3073x_dev *zldev,
+ struct zl3073x_fw_component **pcomp,
+ const char **psrc, size_t *psize,
+ struct netlink_ext_ack *extack)
+{
+ const struct zl3073x_fw_component_info *info;
+ struct zl3073x_fw_component *comp = NULL;
+ struct device *dev = zldev->dev;
+ enum zl3073x_fw_component_id id;
+ char buf[32], name[16];
+ u32 count, size, *dest;
+ int pos, rc;
+
+ /* Fetch image name and size from input */
+ strscpy(buf, *psrc, min(sizeof(buf), *psize));
+ rc = sscanf(buf, "%15s %u %n", name, &count, &pos);
+ if (!rc) {
+ /* No more data */
+ return 0;
+ } else if (rc == 1 || count > U32_MAX / sizeof(u32)) {
+ ZL3073X_FW_ERR_MSG(extack, "invalid component size");
+ return -EINVAL;
+ }
+ *psrc += pos;
+ *psize -= pos;
+
+ dev_dbg(dev, "Firmware component '%s' found\n", name);
+
+ id = zl3073x_fw_component_id_get(name);
+ if (id == ZL_FW_COMPONENT_INVALID) {
+ ZL3073X_FW_ERR_MSG(extack, "unknown component type '%s'", name);
+ return -EINVAL;
+ }
+
+ info = &component_info[id];
+ size = count * sizeof(u32); /* get size in bytes */
+
+ /* Check image size validity */
+ if (size > component_info[id].max_size) {
+ ZL3073X_FW_ERR_MSG(extack,
+ "[%s] component is too big (%u bytes)\n",
+ info->name, size);
+ return -EINVAL;
+ }
+
+ dev_dbg(dev, "Indicated component image size: %u bytes\n", size);
+
+ /* Alloc component */
+ comp = zl3073x_fw_component_alloc(size);
+ if (!comp) {
+ ZL3073X_FW_ERR_MSG(extack, "failed to alloc memory");
+ return -ENOMEM;
+ }
+ comp->id = id;
+
+ /* Load component data from firmware source */
+ for (dest = comp->data; count; count--, dest++) {
+ strscpy(buf, *psrc, min(sizeof(buf), *psize));
+ rc = sscanf(buf, "%x %n", dest, &pos);
+ if (!rc)
+ goto err_data;
+
+ *psrc += pos;
+ *psize -= pos;
+ }
+
+ *pcomp = comp;
+
+ return 1;
+
+err_data:
+ ZL3073X_FW_ERR_MSG(extack, "[%s] invalid or missing data", info->name);
+
+ zl3073x_fw_component_free(comp);
+
+ return -ENODATA;
+}
+
+/**
+ * zl3073x_fw_free - Free allocated firmware
+ * @fw: firmware pointer
+ *
+ * The function frees existing firmware allocated by @zl3073x_fw_load.
+ */
+void zl3073x_fw_free(struct zl3073x_fw *fw)
+{
+ size_t i;
+
+ if (!fw)
+ return;
+
+ for (i = 0; i < ZL_FW_NUM_COMPONENTS; i++)
+ zl3073x_fw_component_free(fw->component[i]);
+
+ kfree(fw);
+}
+
+/**
+ * zl3073x_fw_load - Load all components from source
+ * @zldev: zl3073x device structure
+ * @data: source buffer pointer
+ * @size: size of source buffer
+ * @extack: netlink extack pointer to report errors
+ *
+ * The functions allocate firmware structure and loads all components from
+ * the given buffer specified by @data and @size.
+ *
+ * Return: pointer to firmware on success, error pointer on error
+ */
+struct zl3073x_fw *zl3073x_fw_load(struct zl3073x_dev *zldev, const char *data,
+ size_t size, struct netlink_ext_ack *extack)
+{
+ struct zl3073x_fw_component *comp;
+ enum zl3073x_fw_component_id id;
+ struct zl3073x_fw *fw;
+ ssize_t rc;
+
+ /* Allocate firmware structure */
+ fw = kzalloc(sizeof(*fw), GFP_KERNEL);
+ if (!fw)
+ return ERR_PTR(-ENOMEM);
+
+ do {
+ /* Load single component */
+ rc = zl3073x_fw_component_load(zldev, &comp, &data, &size,
+ extack);
+ if (rc <= 0)
+ /* Everything was read or error occurred */
+ break;
+
+ id = comp->id;
+
+ /* Report error if the given component is present twice
+ * or more.
+ */
+ if (fw->component[id]) {
+ ZL3073X_FW_ERR_MSG(extack,
+ "duplicate component '%s' detected",
+ component_info[id].name);
+ zl3073x_fw_component_free(comp);
+ rc = -EINVAL;
+ break;
+ }
+
+ fw->component[id] = comp;
+ } while (true);
+
+ if (rc) {
+ /* Free allocated firmware in case of error */
+ zl3073x_fw_free(fw);
+ return ERR_PTR(rc);
+ }
+
+ return fw;
+}
+
+/**
+ * zl3073x_fw_component_flash - Flash all components
+ * @zldev: zl3073x device structure
+ * @comp: pointer to components array
+ * @extack: netlink extack pointer to report errors
+ *
+ * Return: 0 in case of success or negative number otherwise.
+ */
+static int
+zl3073x_fw_component_flash(struct zl3073x_dev *zldev,
+ struct zl3073x_fw_component *comp,
+ struct netlink_ext_ack *extack)
+{
+ const struct zl3073x_fw_component_info *info;
+ int rc;
+
+ info = &component_info[comp->id];
+
+ switch (info->flash_type) {
+ case ZL3073X_FLASH_TYPE_NONE:
+ /* Non-flashable component - used for utility */
+ return 0;
+ case ZL3073X_FLASH_TYPE_SECTORS:
+ rc = zl3073x_flash_sectors(zldev, info->name, info->dest_page,
+ info->load_addr, comp->data,
+ comp->size, extack);
+ break;
+ case ZL3073X_FLASH_TYPE_PAGE:
+ rc = zl3073x_flash_page(zldev, info->name, info->dest_page,
+ info->load_addr, comp->data, comp->size,
+ extack);
+ break;
+ case ZL3073X_FLASH_TYPE_PAGE_AND_COPY:
+ rc = zl3073x_flash_page(zldev, info->name, info->dest_page,
+ info->load_addr, comp->data, comp->size,
+ extack);
+ if (!rc)
+ rc = zl3073x_flash_page_copy(zldev, info->name,
+ info->dest_page,
+ info->copy_page, extack);
+ break;
+ }
+ if (rc)
+ ZL3073X_FW_ERR_MSG(extack, "Failed to flash component '%s'",
+ info->name);
+
+ return rc;
+}
+
+int zl3073x_fw_flash(struct zl3073x_dev *zldev, struct zl3073x_fw *zlfw,
+ struct netlink_ext_ack *extack)
+{
+ int i, rc = 0;
+
+ for (i = 0; i < ZL_FW_NUM_COMPONENTS; i++) {
+ if (!zlfw->component[i])
+ continue; /* Component is not present */
+
+ rc = zl3073x_fw_component_flash(zldev, zlfw->component[i],
+ extack);
+ if (rc)
+ break;
+ }
+
+ return rc;
+}
diff --git a/drivers/dpll/zl3073x/fw.h b/drivers/dpll/zl3073x/fw.h
new file mode 100644
index 000000000000..fcaa89ab075e
--- /dev/null
+++ b/drivers/dpll/zl3073x/fw.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _ZL3073X_FW_H
+#define _ZL3073X_FW_H
+
+/*
+ * enum zl3073x_fw_component_id - Identifiers for possible flash components
+ */
+enum zl3073x_fw_component_id {
+ ZL_FW_COMPONENT_INVALID = -1,
+ ZL_FW_COMPONENT_UTIL = 0,
+ ZL_FW_COMPONENT_FW1,
+ ZL_FW_COMPONENT_FW2,
+ ZL_FW_COMPONENT_FW3,
+ ZL_FW_COMPONENT_CFG0,
+ ZL_FW_COMPONENT_CFG1,
+ ZL_FW_COMPONENT_CFG2,
+ ZL_FW_COMPONENT_CFG3,
+ ZL_FW_COMPONENT_CFG4,
+ ZL_FW_COMPONENT_CFG5,
+ ZL_FW_COMPONENT_CFG6,
+ ZL_FW_NUM_COMPONENTS
+};
+
+/**
+ * struct zl3073x_fw_component - Firmware component
+ * @id: Flash component ID
+ * @size: Size of the buffer
+ * @data: Pointer to buffer with component data
+ */
+struct zl3073x_fw_component {
+ enum zl3073x_fw_component_id id;
+ size_t size;
+ void *data;
+};
+
+/**
+ * struct zl3073x_fw - Firmware bundle
+ * @component: firmware components array
+ */
+struct zl3073x_fw {
+ struct zl3073x_fw_component *component[ZL_FW_NUM_COMPONENTS];
+};
+
+struct zl3073x_fw *zl3073x_fw_load(struct zl3073x_dev *zldev, const char *data,
+ size_t size, struct netlink_ext_ack *extack);
+void zl3073x_fw_free(struct zl3073x_fw *fw);
+
+int zl3073x_fw_flash(struct zl3073x_dev *zldev, struct zl3073x_fw *zlfw,
+ struct netlink_ext_ack *extack);
+
+#endif /* _ZL3073X_FW_H */
diff --git a/drivers/dpll/zl3073x/out.c b/drivers/dpll/zl3073x/out.c
new file mode 100644
index 000000000000..86829a0c1c02
--- /dev/null
+++ b/drivers/dpll/zl3073x/out.c
@@ -0,0 +1,157 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <linux/bitfield.h>
+#include <linux/cleanup.h>
+#include <linux/dev_printk.h>
+#include <linux/string.h>
+#include <linux/string_choices.h>
+#include <linux/types.h>
+
+#include "core.h"
+#include "out.h"
+
+/**
+ * zl3073x_out_state_fetch - fetch output state from hardware
+ * @zldev: pointer to zl3073x_dev structure
+ * @index: output index to fetch state for
+ *
+ * Function fetches state of the given output from hardware and stores it
+ * for later use.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_out_state_fetch(struct zl3073x_dev *zldev, u8 index)
+{
+ struct zl3073x_out *out = &zldev->out[index];
+ int rc;
+
+ /* Read output configuration */
+ rc = zl3073x_read_u8(zldev, ZL_REG_OUTPUT_CTRL(index), &out->ctrl);
+ if (rc)
+ return rc;
+
+ dev_dbg(zldev->dev, "OUT%u is %s and connected to SYNTH%u\n", index,
+ str_enabled_disabled(zl3073x_out_is_enabled(out)),
+ zl3073x_out_synth_get(out));
+
+ guard(mutex)(&zldev->multiop_lock);
+
+ /* Read output configuration */
+ rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
+ ZL_REG_OUTPUT_MB_MASK, BIT(index));
+ if (rc)
+ return rc;
+
+ /* Read output mode */
+ rc = zl3073x_read_u8(zldev, ZL_REG_OUTPUT_MODE, &out->mode);
+ if (rc)
+ return rc;
+
+ dev_dbg(zldev->dev, "OUT%u has signal format 0x%02x\n", index,
+ zl3073x_out_signal_format_get(out));
+
+ /* Read output divisor */
+ rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_DIV, &out->div);
+ if (rc)
+ return rc;
+
+ if (!out->div) {
+ dev_err(zldev->dev, "Zero divisor for OUT%u got from device\n",
+ index);
+ return -EINVAL;
+ }
+
+ dev_dbg(zldev->dev, "OUT%u divisor: %u\n", index, out->div);
+
+ /* Read output width */
+ rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_WIDTH, &out->width);
+ if (rc)
+ return rc;
+
+ rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_ESYNC_PERIOD,
+ &out->esync_n_period);
+ if (rc)
+ return rc;
+
+ if (!out->esync_n_period) {
+ dev_err(zldev->dev,
+ "Zero esync divisor for OUT%u got from device\n",
+ index);
+ return -EINVAL;
+ }
+
+ rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_ESYNC_WIDTH,
+ &out->esync_n_width);
+ if (rc)
+ return rc;
+
+ rc = zl3073x_read_u32(zldev, ZL_REG_OUTPUT_PHASE_COMP,
+ &out->phase_comp);
+ if (rc)
+ return rc;
+
+ return rc;
+}
+
+/**
+ * zl3073x_out_state_get - get current output state
+ * @zldev: pointer to zl3073x_dev structure
+ * @index: output index to get state for
+ *
+ * Return: pointer to given output state
+ */
+const struct zl3073x_out *zl3073x_out_state_get(struct zl3073x_dev *zldev,
+ u8 index)
+{
+ return &zldev->out[index];
+}
+
+int zl3073x_out_state_set(struct zl3073x_dev *zldev, u8 index,
+ const struct zl3073x_out *out)
+{
+ struct zl3073x_out *dout = &zldev->out[index];
+ int rc;
+
+ guard(mutex)(&zldev->multiop_lock);
+
+ /* Read output configuration into mailbox */
+ rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_RD,
+ ZL_REG_OUTPUT_MB_MASK, BIT(index));
+ if (rc)
+ return rc;
+
+ /* Update mailbox with changed values */
+ if (dout->div != out->div)
+ rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_DIV, out->div);
+ if (!rc && dout->width != out->width)
+ rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_WIDTH, out->width);
+ if (!rc && dout->esync_n_period != out->esync_n_period)
+ rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_ESYNC_PERIOD,
+ out->esync_n_period);
+ if (!rc && dout->esync_n_width != out->esync_n_width)
+ rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_ESYNC_WIDTH,
+ out->esync_n_width);
+ if (!rc && dout->mode != out->mode)
+ rc = zl3073x_write_u8(zldev, ZL_REG_OUTPUT_MODE, out->mode);
+ if (!rc && dout->phase_comp != out->phase_comp)
+ rc = zl3073x_write_u32(zldev, ZL_REG_OUTPUT_PHASE_COMP,
+ out->phase_comp);
+ if (rc)
+ return rc;
+
+ /* Commit output configuration */
+ rc = zl3073x_mb_op(zldev, ZL_REG_OUTPUT_MB_SEM, ZL_OUTPUT_MB_SEM_WR,
+ ZL_REG_OUTPUT_MB_MASK, BIT(index));
+ if (rc)
+ return rc;
+
+ /* After successful commit store new state */
+ dout->div = out->div;
+ dout->width = out->width;
+ dout->esync_n_period = out->esync_n_period;
+ dout->esync_n_width = out->esync_n_width;
+ dout->mode = out->mode;
+ dout->phase_comp = out->phase_comp;
+
+ return 0;
+}
diff --git a/drivers/dpll/zl3073x/out.h b/drivers/dpll/zl3073x/out.h
new file mode 100644
index 000000000000..e8ea7a0e0f07
--- /dev/null
+++ b/drivers/dpll/zl3073x/out.h
@@ -0,0 +1,93 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _ZL3073X_OUT_H
+#define _ZL3073X_OUT_H
+
+#include <linux/bitfield.h>
+#include <linux/types.h>
+
+#include "regs.h"
+
+struct zl3073x_dev;
+
+/**
+ * struct zl3073x_out - output state
+ * @div: output divisor
+ * @width: output pulse width
+ * @esync_n_period: embedded sync or n-pin period (for n-div formats)
+ * @esync_n_width: embedded sync or n-pin pulse width
+ * @phase_comp: phase compensation
+ * @ctrl: output control
+ * @mode: output mode
+ */
+struct zl3073x_out {
+ u32 div;
+ u32 width;
+ u32 esync_n_period;
+ u32 esync_n_width;
+ s32 phase_comp;
+ u8 ctrl;
+ u8 mode;
+};
+
+int zl3073x_out_state_fetch(struct zl3073x_dev *zldev, u8 index);
+const struct zl3073x_out *zl3073x_out_state_get(struct zl3073x_dev *zldev,
+ u8 index);
+
+int zl3073x_out_state_set(struct zl3073x_dev *zldev, u8 index,
+ const struct zl3073x_out *out);
+
+/**
+ * zl3073x_out_signal_format_get - get output signal format
+ * @out: pointer to out state
+ *
+ * Return: signal format of given output
+ */
+static inline u8 zl3073x_out_signal_format_get(const struct zl3073x_out *out)
+{
+ return FIELD_GET(ZL_OUTPUT_MODE_SIGNAL_FORMAT, out->mode);
+}
+
+/**
+ * zl3073x_out_is_diff - check if the given output is differential
+ * @out: pointer to out state
+ *
+ * Return: true if output is differential, false if output is single-ended
+ */
+static inline bool zl3073x_out_is_diff(const struct zl3073x_out *out)
+{
+ switch (zl3073x_out_signal_format_get(out)) {
+ case ZL_OUTPUT_MODE_SIGNAL_FORMAT_LVDS:
+ case ZL_OUTPUT_MODE_SIGNAL_FORMAT_DIFF:
+ case ZL_OUTPUT_MODE_SIGNAL_FORMAT_LOWVCM:
+ return true;
+ default:
+ break;
+ }
+
+ return false;
+}
+
+/**
+ * zl3073x_out_is_enabled - check if the given output is enabled
+ * @out: pointer to out state
+ *
+ * Return: true if output is enabled, false if output is disabled
+ */
+static inline bool zl3073x_out_is_enabled(const struct zl3073x_out *out)
+{
+ return !!FIELD_GET(ZL_OUTPUT_CTRL_EN, out->ctrl);
+}
+
+/**
+ * zl3073x_out_synth_get - get synth connected to given output
+ * @out: pointer to out state
+ *
+ * Return: index of synth connected to given output.
+ */
+static inline u8 zl3073x_out_synth_get(const struct zl3073x_out *out)
+{
+ return FIELD_GET(ZL_OUTPUT_CTRL_SYNTH_SEL, out->ctrl);
+}
+
+#endif /* _ZL3073X_OUT_H */
diff --git a/drivers/dpll/zl3073x/prop.c b/drivers/dpll/zl3073x/prop.c
index 4cf7e8aefcb3..4ed153087570 100644
--- a/drivers/dpll/zl3073x/prop.c
+++ b/drivers/dpll/zl3073x/prop.c
@@ -46,10 +46,10 @@ zl3073x_pin_check_freq(struct zl3073x_dev *zldev, enum dpll_pin_direction dir,
/* Get output pin synthesizer */
out = zl3073x_output_pin_out_get(id);
- synth = zl3073x_out_synth_get(zldev, out);
+ synth = zl3073x_dev_out_synth_get(zldev, out);
/* Get synth frequency */
- synth_freq = zl3073x_synth_freq_get(zldev, synth);
+ synth_freq = zl3073x_dev_synth_freq_get(zldev, synth);
/* Check the frequency divides synth frequency */
if (synth_freq % (u32)freq)
@@ -93,13 +93,13 @@ zl3073x_prop_pin_package_label_set(struct zl3073x_dev *zldev,
prefix = "REF";
ref = zl3073x_input_pin_ref_get(id);
- is_diff = zl3073x_ref_is_diff(zldev, ref);
+ is_diff = zl3073x_dev_ref_is_diff(zldev, ref);
} else {
u8 out;
prefix = "OUT";
out = zl3073x_output_pin_out_get(id);
- is_diff = zl3073x_out_is_diff(zldev, out);
+ is_diff = zl3073x_dev_out_is_diff(zldev, out);
}
if (!is_diff)
@@ -208,7 +208,18 @@ struct zl3073x_pin_props *zl3073x_pin_props_get(struct zl3073x_dev *zldev,
DPLL_PIN_CAPABILITIES_PRIORITY_CAN_CHANGE |
DPLL_PIN_CAPABILITIES_STATE_CAN_CHANGE;
} else {
+ u8 out, synth;
+ u32 f;
+
props->dpll_props.type = DPLL_PIN_TYPE_GNSS;
+
+ /* The output pin phase adjustment granularity equals half of
+ * the synth frequency count.
+ */
+ out = zl3073x_output_pin_out_get(index);
+ synth = zl3073x_dev_out_synth_get(zldev, out);
+ f = 2 * zl3073x_dev_synth_freq_get(zldev, synth);
+ props->dpll_props.phase_gran = f ? div_u64(PSEC_PER_SEC, f) : 1;
}
props->dpll_props.phase_range.min = S32_MIN;
diff --git a/drivers/dpll/zl3073x/ref.c b/drivers/dpll/zl3073x/ref.c
new file mode 100644
index 000000000000..aa2de13effa8
--- /dev/null
+++ b/drivers/dpll/zl3073x/ref.c
@@ -0,0 +1,204 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <linux/bitfield.h>
+#include <linux/cleanup.h>
+#include <linux/dev_printk.h>
+#include <linux/string.h>
+#include <linux/string_choices.h>
+#include <linux/types.h>
+
+#include "core.h"
+#include "ref.h"
+
+/**
+ * zl3073x_ref_freq_factorize - factorize given frequency
+ * @freq: input frequency
+ * @base: base frequency
+ * @mult: multiplier
+ *
+ * Checks if the given frequency can be factorized using one of the
+ * supported base frequencies. If so the base frequency and multiplier
+ * are stored into appropriate parameters if they are not NULL.
+ *
+ * Return: 0 on success, -EINVAL if the frequency cannot be factorized
+ */
+int
+zl3073x_ref_freq_factorize(u32 freq, u16 *base, u16 *mult)
+{
+ static const u16 base_freqs[] = {
+ 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125,
+ 128, 160, 200, 250, 256, 320, 400, 500, 625, 640, 800, 1000,
+ 1250, 1280, 1600, 2000, 2500, 3125, 3200, 4000, 5000, 6250,
+ 6400, 8000, 10000, 12500, 15625, 16000, 20000, 25000, 31250,
+ 32000, 40000, 50000, 62500,
+ };
+ u32 div;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(base_freqs); i++) {
+ div = freq / base_freqs[i];
+
+ if (div <= U16_MAX && (freq % base_freqs[i]) == 0) {
+ if (base)
+ *base = base_freqs[i];
+ if (mult)
+ *mult = div;
+
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
+/**
+ * zl3073x_ref_state_fetch - fetch input reference state from hardware
+ * @zldev: pointer to zl3073x_dev structure
+ * @index: input reference index to fetch state for
+ *
+ * Function fetches state for the given input reference from hardware and
+ * stores it for later use.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_ref_state_fetch(struct zl3073x_dev *zldev, u8 index)
+{
+ struct zl3073x_ref *ref = &zldev->ref[index];
+ int rc;
+
+ /* For differential type inputs the N-pin reference shares
+ * part of the configuration with the P-pin counterpart.
+ */
+ if (zl3073x_is_n_pin(index) && zl3073x_ref_is_diff(ref - 1)) {
+ struct zl3073x_ref *p_ref = ref - 1; /* P-pin counterpart*/
+
+ /* Copy the shared items from the P-pin */
+ ref->config = p_ref->config;
+ ref->esync_n_div = p_ref->esync_n_div;
+ ref->freq_base = p_ref->freq_base;
+ ref->freq_mult = p_ref->freq_mult;
+ ref->freq_ratio_m = p_ref->freq_ratio_m;
+ ref->freq_ratio_n = p_ref->freq_ratio_n;
+ ref->phase_comp = p_ref->phase_comp;
+ ref->sync_ctrl = p_ref->sync_ctrl;
+
+ return 0; /* Finish - no non-shared items for now */
+ }
+
+ guard(mutex)(&zldev->multiop_lock);
+
+ /* Read reference configuration */
+ rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
+ ZL_REG_REF_MB_MASK, BIT(index));
+ if (rc)
+ return rc;
+
+ /* Read ref_config register */
+ rc = zl3073x_read_u8(zldev, ZL_REG_REF_CONFIG, &ref->config);
+ if (rc)
+ return rc;
+
+ /* Read frequency related registers */
+ rc = zl3073x_read_u16(zldev, ZL_REG_REF_FREQ_BASE, &ref->freq_base);
+ if (rc)
+ return rc;
+ rc = zl3073x_read_u16(zldev, ZL_REG_REF_FREQ_MULT, &ref->freq_mult);
+ if (rc)
+ return rc;
+ rc = zl3073x_read_u16(zldev, ZL_REG_REF_RATIO_M, &ref->freq_ratio_m);
+ if (rc)
+ return rc;
+ rc = zl3073x_read_u16(zldev, ZL_REG_REF_RATIO_N, &ref->freq_ratio_n);
+ if (rc)
+ return rc;
+
+ /* Read eSync and N-div rated registers */
+ rc = zl3073x_read_u32(zldev, ZL_REG_REF_ESYNC_DIV, &ref->esync_n_div);
+ if (rc)
+ return rc;
+ rc = zl3073x_read_u8(zldev, ZL_REG_REF_SYNC_CTRL, &ref->sync_ctrl);
+ if (rc)
+ return rc;
+
+ /* Read phase compensation register */
+ rc = zl3073x_read_u48(zldev, ZL_REG_REF_PHASE_OFFSET_COMP,
+ &ref->phase_comp);
+ if (rc)
+ return rc;
+
+ dev_dbg(zldev->dev, "REF%u is %s and configured as %s\n", index,
+ str_enabled_disabled(zl3073x_ref_is_enabled(ref)),
+ zl3073x_ref_is_diff(ref) ? "differential" : "single-ended");
+
+ return rc;
+}
+
+/**
+ * zl3073x_ref_state_get - get current input reference state
+ * @zldev: pointer to zl3073x_dev structure
+ * @index: input reference index to get state for
+ *
+ * Return: pointer to given input reference state
+ */
+const struct zl3073x_ref *
+zl3073x_ref_state_get(struct zl3073x_dev *zldev, u8 index)
+{
+ return &zldev->ref[index];
+}
+
+int zl3073x_ref_state_set(struct zl3073x_dev *zldev, u8 index,
+ const struct zl3073x_ref *ref)
+{
+ struct zl3073x_ref *dref = &zldev->ref[index];
+ int rc;
+
+ guard(mutex)(&zldev->multiop_lock);
+
+ /* Read reference configuration into mailbox */
+ rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_RD,
+ ZL_REG_REF_MB_MASK, BIT(index));
+ if (rc)
+ return rc;
+
+ /* Update mailbox with changed values */
+ if (dref->freq_base != ref->freq_base)
+ rc = zl3073x_write_u16(zldev, ZL_REG_REF_FREQ_BASE,
+ ref->freq_base);
+ if (!rc && dref->freq_mult != ref->freq_mult)
+ rc = zl3073x_write_u16(zldev, ZL_REG_REF_FREQ_MULT,
+ ref->freq_mult);
+ if (!rc && dref->freq_ratio_m != ref->freq_ratio_m)
+ rc = zl3073x_write_u16(zldev, ZL_REG_REF_RATIO_M,
+ ref->freq_ratio_m);
+ if (!rc && dref->freq_ratio_n != ref->freq_ratio_n)
+ rc = zl3073x_write_u16(zldev, ZL_REG_REF_RATIO_N,
+ ref->freq_ratio_n);
+ if (!rc && dref->esync_n_div != ref->esync_n_div)
+ rc = zl3073x_write_u32(zldev, ZL_REG_REF_ESYNC_DIV,
+ ref->esync_n_div);
+ if (!rc && dref->sync_ctrl != ref->sync_ctrl)
+ rc = zl3073x_write_u8(zldev, ZL_REG_REF_SYNC_CTRL,
+ ref->sync_ctrl);
+ if (!rc && dref->phase_comp != ref->phase_comp)
+ rc = zl3073x_write_u48(zldev, ZL_REG_REF_PHASE_OFFSET_COMP,
+ ref->phase_comp);
+ if (rc)
+ return rc;
+
+ /* Commit reference configuration */
+ rc = zl3073x_mb_op(zldev, ZL_REG_REF_MB_SEM, ZL_REF_MB_SEM_WR,
+ ZL_REG_REF_MB_MASK, BIT(index));
+ if (rc)
+ return rc;
+
+ /* After successful commit store new state */
+ dref->freq_base = ref->freq_base;
+ dref->freq_mult = ref->freq_mult;
+ dref->freq_ratio_m = ref->freq_ratio_m;
+ dref->freq_ratio_n = ref->freq_ratio_n;
+ dref->esync_n_div = ref->esync_n_div;
+ dref->sync_ctrl = ref->sync_ctrl;
+ dref->phase_comp = ref->phase_comp;
+
+ return 0;
+}
diff --git a/drivers/dpll/zl3073x/ref.h b/drivers/dpll/zl3073x/ref.h
new file mode 100644
index 000000000000..efc7f59cd9f9
--- /dev/null
+++ b/drivers/dpll/zl3073x/ref.h
@@ -0,0 +1,134 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _ZL3073X_REF_H
+#define _ZL3073X_REF_H
+
+#include <linux/bitfield.h>
+#include <linux/math64.h>
+#include <linux/types.h>
+
+#include "regs.h"
+
+struct zl3073x_dev;
+
+/**
+ * struct zl3073x_ref - input reference state
+ * @ffo: current fractional frequency offset
+ * @phase_comp: phase compensation
+ * @esync_n_div: divisor for embedded sync or n-divided signal formats
+ * @freq_base: frequency base
+ * @freq_mult: frequnecy multiplier
+ * @freq_ratio_m: FEC mode multiplier
+ * @freq_ratio_n: FEC mode divisor
+ * @config: reference config
+ * @sync_ctrl: reference sync control
+ * @mon_status: reference monitor status
+ */
+struct zl3073x_ref {
+ s64 ffo;
+ u64 phase_comp;
+ u32 esync_n_div;
+ u16 freq_base;
+ u16 freq_mult;
+ u16 freq_ratio_m;
+ u16 freq_ratio_n;
+ u8 config;
+ u8 sync_ctrl;
+ u8 mon_status;
+};
+
+int zl3073x_ref_state_fetch(struct zl3073x_dev *zldev, u8 index);
+
+const struct zl3073x_ref *zl3073x_ref_state_get(struct zl3073x_dev *zldev,
+ u8 index);
+
+int zl3073x_ref_state_set(struct zl3073x_dev *zldev, u8 index,
+ const struct zl3073x_ref *ref);
+
+int zl3073x_ref_freq_factorize(u32 freq, u16 *base, u16 *mult);
+
+/**
+ * zl3073x_ref_ffo_get - get current fractional frequency offset
+ * @ref: pointer to ref state
+ *
+ * Return: the latest measured fractional frequency offset
+ */
+static inline s64
+zl3073x_ref_ffo_get(const struct zl3073x_ref *ref)
+{
+ return ref->ffo;
+}
+
+/**
+ * zl3073x_ref_freq_get - get given input reference frequency
+ * @ref: pointer to ref state
+ *
+ * Return: frequency of the given input reference
+ */
+static inline u32
+zl3073x_ref_freq_get(const struct zl3073x_ref *ref)
+{
+ return mul_u64_u32_div(ref->freq_base * ref->freq_mult,
+ ref->freq_ratio_m, ref->freq_ratio_n);
+}
+
+/**
+ * zl3073x_ref_freq_set - set given input reference frequency
+ * @ref: pointer to ref state
+ * @freq: frequency to be set
+ *
+ * Return: 0 on success, <0 when frequency cannot be factorized
+ */
+static inline int
+zl3073x_ref_freq_set(struct zl3073x_ref *ref, u32 freq)
+{
+ u16 base, mult;
+ int rc;
+
+ rc = zl3073x_ref_freq_factorize(freq, &base, &mult);
+ if (rc)
+ return rc;
+
+ ref->freq_base = base;
+ ref->freq_mult = mult;
+
+ return 0;
+}
+
+/**
+ * zl3073x_ref_is_diff - check if the given input reference is differential
+ * @ref: pointer to ref state
+ *
+ * Return: true if reference is differential, false if reference is single-ended
+ */
+static inline bool
+zl3073x_ref_is_diff(const struct zl3073x_ref *ref)
+{
+ return !!FIELD_GET(ZL_REF_CONFIG_DIFF_EN, ref->config);
+}
+
+/**
+ * zl3073x_ref_is_enabled - check if the given input reference is enabled
+ * @ref: pointer to ref state
+ *
+ * Return: true if input refernce is enabled, false otherwise
+ */
+static inline bool
+zl3073x_ref_is_enabled(const struct zl3073x_ref *ref)
+{
+ return !!FIELD_GET(ZL_REF_CONFIG_ENABLE, ref->config);
+}
+
+/**
+ * zl3073x_ref_is_status_ok - check the given input reference status
+ * @ref: pointer to ref state
+ *
+ * Return: true if the status is ok, false otherwise
+ */
+static inline bool
+zl3073x_ref_is_status_ok(const struct zl3073x_ref *ref)
+{
+ return ref->mon_status == ZL_REF_MON_STATUS_OK;
+}
+
+#endif /* _ZL3073X_REF_H */
diff --git a/drivers/dpll/zl3073x/regs.h b/drivers/dpll/zl3073x/regs.h
index 614e33128a5c..d837bee72b17 100644
--- a/drivers/dpll/zl3073x/regs.h
+++ b/drivers/dpll/zl3073x/regs.h
@@ -67,11 +67,17 @@
* Register Page 0, General
**************************/
+#define ZL_REG_INFO ZL_REG(0, 0x00, 1)
+#define ZL_INFO_READY BIT(7)
+
#define ZL_REG_ID ZL_REG(0, 0x01, 2)
#define ZL_REG_REVISION ZL_REG(0, 0x03, 2)
#define ZL_REG_FW_VER ZL_REG(0, 0x05, 2)
#define ZL_REG_CUSTOM_CONFIG_VER ZL_REG(0, 0x07, 4)
+#define ZL_REG_RESET_STATUS ZL_REG(0, 0x18, 1)
+#define ZL_REG_RESET_STATUS_RESET BIT(0)
+
/*************************
* Register Page 2, Status
*************************/
@@ -260,4 +266,52 @@
#define ZL_REG_OUTPUT_ESYNC_WIDTH ZL_REG(14, 0x18, 4)
#define ZL_REG_OUTPUT_PHASE_COMP ZL_REG(14, 0x20, 4)
+/*
+ * Register Page 255 - HW registers access
+ */
+#define ZL_REG_HWREG_OP ZL_REG(0xff, 0x00, 1)
+#define ZL_HWREG_OP_WRITE 0x28
+#define ZL_HWREG_OP_READ 0x29
+#define ZL_HWREG_OP_PENDING BIT(1)
+
+#define ZL_REG_HWREG_ADDR ZL_REG(0xff, 0x04, 4)
+#define ZL_REG_HWREG_WRITE_DATA ZL_REG(0xff, 0x08, 4)
+#define ZL_REG_HWREG_READ_DATA ZL_REG(0xff, 0x0c, 4)
+
+/*
+ * Registers available in flash mode
+ */
+#define ZL_REG_FLASH_HASH ZL_REG(0, 0x78, 4)
+#define ZL_REG_FLASH_FAMILY ZL_REG(0, 0x7c, 1)
+#define ZL_REG_FLASH_RELEASE ZL_REG(0, 0x7d, 1)
+
+#define ZL_REG_HOST_CONTROL ZL_REG(1, 0x02, 1)
+#define ZL_HOST_CONTROL_ENABLE BIT(0)
+
+#define ZL_REG_IMAGE_START_ADDR ZL_REG(1, 0x04, 4)
+#define ZL_REG_IMAGE_SIZE ZL_REG(1, 0x08, 4)
+#define ZL_REG_FLASH_INDEX_READ ZL_REG(1, 0x0c, 4)
+#define ZL_REG_FLASH_INDEX_WRITE ZL_REG(1, 0x10, 4)
+#define ZL_REG_FILL_PATTERN ZL_REG(1, 0x14, 4)
+
+#define ZL_REG_WRITE_FLASH ZL_REG(1, 0x18, 1)
+#define ZL_WRITE_FLASH_OP GENMASK(2, 0)
+#define ZL_WRITE_FLASH_OP_DONE 0x0
+#define ZL_WRITE_FLASH_OP_SECTORS 0x2
+#define ZL_WRITE_FLASH_OP_PAGE 0x3
+#define ZL_WRITE_FLASH_OP_COPY_PAGE 0x4
+
+#define ZL_REG_FLASH_INFO ZL_REG(2, 0x00, 1)
+#define ZL_FLASH_INFO_SECTOR_SIZE GENMASK(3, 0)
+#define ZL_FLASH_INFO_SECTOR_4K 0
+#define ZL_FLASH_INFO_SECTOR_64K 1
+
+#define ZL_REG_ERROR_COUNT ZL_REG(2, 0x04, 4)
+#define ZL_REG_ERROR_CAUSE ZL_REG(2, 0x08, 4)
+
+#define ZL_REG_OP_STATE ZL_REG(2, 0x14, 1)
+#define ZL_OP_STATE_NO_COMMAND 0
+#define ZL_OP_STATE_PENDING 1
+#define ZL_OP_STATE_DONE 2
+
#endif /* _ZL3073X_REGS_H */
diff --git a/drivers/dpll/zl3073x/synth.c b/drivers/dpll/zl3073x/synth.c
new file mode 100644
index 000000000000..da839572dab2
--- /dev/null
+++ b/drivers/dpll/zl3073x/synth.c
@@ -0,0 +1,87 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <linux/bitfield.h>
+#include <linux/cleanup.h>
+#include <linux/dev_printk.h>
+#include <linux/string.h>
+#include <linux/string_choices.h>
+#include <linux/types.h>
+
+#include "core.h"
+#include "synth.h"
+
+/**
+ * zl3073x_synth_state_fetch - fetch synth state from hardware
+ * @zldev: pointer to zl3073x_dev structure
+ * @index: synth index to fetch state for
+ *
+ * Function fetches state of the given synthesizer from the hardware and
+ * stores it for later use.
+ *
+ * Return: 0 on success, <0 on error
+ */
+int zl3073x_synth_state_fetch(struct zl3073x_dev *zldev, u8 index)
+{
+ struct zl3073x_synth *synth = &zldev->synth[index];
+ int rc;
+
+ /* Read synth control register */
+ rc = zl3073x_read_u8(zldev, ZL_REG_SYNTH_CTRL(index), &synth->ctrl);
+ if (rc)
+ return rc;
+
+ guard(mutex)(&zldev->multiop_lock);
+
+ /* Read synth configuration */
+ rc = zl3073x_mb_op(zldev, ZL_REG_SYNTH_MB_SEM, ZL_SYNTH_MB_SEM_RD,
+ ZL_REG_SYNTH_MB_MASK, BIT(index));
+ if (rc)
+ return rc;
+
+ /* The output frequency is determined by the following formula:
+ * base * multiplier * numerator / denominator
+ *
+ * Read registers with these values
+ */
+ rc = zl3073x_read_u16(zldev, ZL_REG_SYNTH_FREQ_BASE, &synth->freq_base);
+ if (rc)
+ return rc;
+
+ rc = zl3073x_read_u32(zldev, ZL_REG_SYNTH_FREQ_MULT, &synth->freq_mult);
+ if (rc)
+ return rc;
+
+ rc = zl3073x_read_u16(zldev, ZL_REG_SYNTH_FREQ_M, &synth->freq_m);
+ if (rc)
+ return rc;
+
+ rc = zl3073x_read_u16(zldev, ZL_REG_SYNTH_FREQ_N, &synth->freq_n);
+ if (rc)
+ return rc;
+
+ /* Check denominator for zero to avoid div by 0 */
+ if (!synth->freq_n) {
+ dev_err(zldev->dev,
+ "Zero divisor for SYNTH%u retrieved from device\n",
+ index);
+ return -EINVAL;
+ }
+
+ dev_dbg(zldev->dev, "SYNTH%u frequency: %u Hz\n", index,
+ zl3073x_synth_freq_get(synth));
+
+ return rc;
+}
+
+/**
+ * zl3073x_synth_state_get - get current synth state
+ * @zldev: pointer to zl3073x_dev structure
+ * @index: synth index to get state for
+ *
+ * Return: pointer to given synth state
+ */
+const struct zl3073x_synth *zl3073x_synth_state_get(struct zl3073x_dev *zldev,
+ u8 index)
+{
+ return &zldev->synth[index];
+}
diff --git a/drivers/dpll/zl3073x/synth.h b/drivers/dpll/zl3073x/synth.h
new file mode 100644
index 000000000000..6c55eb8a888c
--- /dev/null
+++ b/drivers/dpll/zl3073x/synth.h
@@ -0,0 +1,72 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _ZL3073X_SYNTH_H
+#define _ZL3073X_SYNTH_H
+
+#include <linux/bitfield.h>
+#include <linux/math64.h>
+#include <linux/types.h>
+
+#include "regs.h"
+
+struct zl3073x_dev;
+
+/**
+ * struct zl3073x_synth - synthesizer state
+ * @freq_mult: frequency multiplier
+ * @freq_base: frequency base
+ * @freq_m: frequency numerator
+ * @freq_n: frequency denominator
+ * @ctrl: synth control
+ */
+struct zl3073x_synth {
+ u32 freq_mult;
+ u16 freq_base;
+ u16 freq_m;
+ u16 freq_n;
+ u8 ctrl;
+};
+
+int zl3073x_synth_state_fetch(struct zl3073x_dev *zldev, u8 synth_id);
+
+const struct zl3073x_synth *zl3073x_synth_state_get(struct zl3073x_dev *zldev,
+ u8 synth_id);
+
+int zl3073x_synth_state_set(struct zl3073x_dev *zldev, u8 synth_id,
+ const struct zl3073x_synth *synth);
+
+/**
+ * zl3073x_synth_dpll_get - get DPLL ID the synth is driven by
+ * @synth: pointer to synth state
+ *
+ * Return: ID of DPLL the given synthetizer is driven by
+ */
+static inline u8 zl3073x_synth_dpll_get(const struct zl3073x_synth *synth)
+{
+ return FIELD_GET(ZL_SYNTH_CTRL_DPLL_SEL, synth->ctrl);
+}
+
+/**
+ * zl3073x_synth_freq_get - get synth current freq
+ * @synth: pointer to synth state
+ *
+ * Return: frequency of given synthetizer
+ */
+static inline u32 zl3073x_synth_freq_get(const struct zl3073x_synth *synth)
+{
+ return mul_u64_u32_div(synth->freq_base * synth->freq_m,
+ synth->freq_mult, synth->freq_n);
+}
+
+/**
+ * zl3073x_synth_is_enabled - check if the given synth is enabled
+ * @synth: pointer to synth state
+ *
+ * Return: true if synth is enabled, false otherwise
+ */
+static inline bool zl3073x_synth_is_enabled(const struct zl3073x_synth *synth)
+{
+ return FIELD_GET(ZL_SYNTH_CTRL_EN, synth->ctrl);
+}
+
+#endif /* _ZL3073X_SYNTH_H */
diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
index 19ad3c3b675d..81e40543ffd8 100644
--- a/drivers/edac/Kconfig
+++ b/drivers/edac/Kconfig
@@ -23,14 +23,6 @@ menuconfig EDAC
if EDAC
-config EDAC_LEGACY_SYSFS
- bool "EDAC legacy sysfs"
- default y
- help
- Enable the compatibility sysfs nodes.
- Use 'Y' if your edac utilities aren't ported to work with the newer
- structures.
-
config EDAC_DEBUG
bool "Debugging"
select DEBUG_FS
@@ -291,6 +283,18 @@ config EDAC_I10NM
system has non-volatile DIMMs you should also manually
select CONFIG_ACPI_NFIT.
+config EDAC_IMH
+ tristate "Intel Integrated Memory/IO Hub MC"
+ depends on X86_64 && X86_MCE_INTEL && ACPI
+ depends on ACPI_NFIT || !ACPI_NFIT # if ACPI_NFIT=m, EDAC_IMH can't be y
+ select DMI
+ select ACPI_ADXL
+ help
+ Support for error detection and correction the Intel
+ Integrated Memory/IO Hub Memory Controller. This MC IP is
+ first used on the Diamond Rapids servers but may appear on
+ others in the future.
+
config EDAC_PND2
tristate "Intel Pondicherry2"
depends on PCI && X86_64 && X86_MCE_INTEL
@@ -576,4 +580,20 @@ config EDAC_LOONGSON
errors (CE) only. Loongson-3A5000/3C5000/3D5000/3A6000/3C6000
are compatible.
+config EDAC_CORTEX_A72
+ tristate "ARM Cortex A72"
+ depends on ARM64
+ help
+ Support for L1/L2 cache error detection for ARM Cortex A72 processor.
+ The detected and reported errors are from reading CPU/L2 memory error
+ syndrome registers.
+
+config EDAC_VERSALNET
+ tristate "AMD VersalNET DDR Controller"
+ depends on CDX_CONTROLLER && ARCH_ZYNQMP
+ help
+ Support for single bit error correction, double bit error detection
+ and other system errors from various IP subsystems like RPU, NOCs,
+ HNICX, PL on the AMD Versal NET DDR memory controller.
+
endif # EDAC
diff --git a/drivers/edac/Makefile b/drivers/edac/Makefile
index a8f2d8f6c894..8429b1e856bc 100644
--- a/drivers/edac/Makefile
+++ b/drivers/edac/Makefile
@@ -65,6 +65,9 @@ obj-$(CONFIG_EDAC_SKX) += skx_edac.o skx_edac_common.o
i10nm_edac-y := i10nm_base.o
obj-$(CONFIG_EDAC_I10NM) += i10nm_edac.o skx_edac_common.o
+imh_edac-y := imh_base.o
+obj-$(CONFIG_EDAC_IMH) += imh_edac.o skx_edac_common.o
+
obj-$(CONFIG_EDAC_HIGHBANK_MC) += highbank_mc_edac.o
obj-$(CONFIG_EDAC_HIGHBANK_L2) += highbank_l2_edac.o
@@ -88,3 +91,5 @@ obj-$(CONFIG_EDAC_NPCM) += npcm_edac.o
obj-$(CONFIG_EDAC_ZYNQMP) += zynqmp_edac.o
obj-$(CONFIG_EDAC_VERSAL) += versal_edac.o
obj-$(CONFIG_EDAC_LOONGSON) += loongson_edac.o
+obj-$(CONFIG_EDAC_VERSALNET) += versalnet_edac.o
+obj-$(CONFIG_EDAC_CORTEX_A72) += a72_edac.o
diff --git a/drivers/edac/a72_edac.c b/drivers/edac/a72_edac.c
new file mode 100644
index 000000000000..9262d75c3855
--- /dev/null
+++ b/drivers/edac/a72_edac.c
@@ -0,0 +1,225 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Cortex A72 EDAC L1 and L2 cache error detection
+ *
+ * Copyright (c) 2020 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
+ * Copyright (c) 2025 Microsoft Corporation, <vijayb@linux.microsoft.com>
+ *
+ * Based on Code from:
+ * Copyright (c) 2018, NXP Semiconductor
+ * Author: York Sun <york.sun@nxp.com>
+ */
+
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/bitfield.h>
+#include <asm/smp_plat.h>
+
+#include "edac_module.h"
+
+#define DRVNAME "a72-edac"
+
+#define SYS_CPUMERRSR_EL1 sys_reg(3, 1, 15, 2, 2)
+#define SYS_L2MERRSR_EL1 sys_reg(3, 1, 15, 2, 3)
+
+#define CPUMERRSR_EL1_RAMID GENMASK(30, 24)
+#define L2MERRSR_EL1_CPUID_WAY GENMASK(21, 18)
+
+#define CPUMERRSR_EL1_VALID BIT(31)
+#define CPUMERRSR_EL1_FATAL BIT(63)
+#define L2MERRSR_EL1_VALID BIT(31)
+#define L2MERRSR_EL1_FATAL BIT(63)
+
+#define L1_I_TAG_RAM 0x00
+#define L1_I_DATA_RAM 0x01
+#define L1_D_TAG_RAM 0x08
+#define L1_D_DATA_RAM 0x09
+#define TLB_RAM 0x18
+
+#define MESSAGE_SIZE 64
+
+struct mem_err_synd_reg {
+ u64 cpu_mesr;
+ u64 l2_mesr;
+};
+
+static struct cpumask compat_mask;
+
+static void report_errors(struct edac_device_ctl_info *edac_ctl, int cpu,
+ struct mem_err_synd_reg *mesr)
+{
+ u64 cpu_mesr = mesr->cpu_mesr;
+ u64 l2_mesr = mesr->l2_mesr;
+ char msg[MESSAGE_SIZE];
+
+ if (cpu_mesr & CPUMERRSR_EL1_VALID) {
+ const char *str;
+ bool fatal = cpu_mesr & CPUMERRSR_EL1_FATAL;
+
+ switch (FIELD_GET(CPUMERRSR_EL1_RAMID, cpu_mesr)) {
+ case L1_I_TAG_RAM:
+ str = "L1-I Tag RAM";
+ break;
+ case L1_I_DATA_RAM:
+ str = "L1-I Data RAM";
+ break;
+ case L1_D_TAG_RAM:
+ str = "L1-D Tag RAM";
+ break;
+ case L1_D_DATA_RAM:
+ str = "L1-D Data RAM";
+ break;
+ case TLB_RAM:
+ str = "TLB RAM";
+ break;
+ default:
+ str = "Unspecified";
+ break;
+ }
+
+ snprintf(msg, MESSAGE_SIZE, "%s %s error(s) on CPU %d",
+ str, fatal ? "fatal" : "correctable", cpu);
+
+ if (fatal)
+ edac_device_handle_ue(edac_ctl, cpu, 0, msg);
+ else
+ edac_device_handle_ce(edac_ctl, cpu, 0, msg);
+ }
+
+ if (l2_mesr & L2MERRSR_EL1_VALID) {
+ bool fatal = l2_mesr & L2MERRSR_EL1_FATAL;
+
+ snprintf(msg, MESSAGE_SIZE, "L2 %s error(s) on CPU %d CPUID/WAY 0x%lx",
+ fatal ? "fatal" : "correctable", cpu,
+ FIELD_GET(L2MERRSR_EL1_CPUID_WAY, l2_mesr));
+ if (fatal)
+ edac_device_handle_ue(edac_ctl, cpu, 1, msg);
+ else
+ edac_device_handle_ce(edac_ctl, cpu, 1, msg);
+ }
+}
+
+static void read_errors(void *data)
+{
+ struct mem_err_synd_reg *mesr = data;
+
+ mesr->cpu_mesr = read_sysreg_s(SYS_CPUMERRSR_EL1);
+ if (mesr->cpu_mesr & CPUMERRSR_EL1_VALID) {
+ write_sysreg_s(0, SYS_CPUMERRSR_EL1);
+ isb();
+ }
+ mesr->l2_mesr = read_sysreg_s(SYS_L2MERRSR_EL1);
+ if (mesr->l2_mesr & L2MERRSR_EL1_VALID) {
+ write_sysreg_s(0, SYS_L2MERRSR_EL1);
+ isb();
+ }
+}
+
+static void a72_edac_check(struct edac_device_ctl_info *edac_ctl)
+{
+ struct mem_err_synd_reg mesr;
+ int cpu;
+
+ cpus_read_lock();
+ for_each_cpu_and(cpu, cpu_online_mask, &compat_mask) {
+ smp_call_function_single(cpu, read_errors, &mesr, true);
+ report_errors(edac_ctl, cpu, &mesr);
+ }
+ cpus_read_unlock();
+}
+
+static int a72_edac_probe(struct platform_device *pdev)
+{
+ struct edac_device_ctl_info *edac_ctl;
+ struct device *dev = &pdev->dev;
+ int rc;
+
+ edac_ctl = edac_device_alloc_ctl_info(0, "cpu",
+ num_possible_cpus(), "L", 2, 1,
+ edac_device_alloc_index());
+ if (!edac_ctl)
+ return -ENOMEM;
+
+ edac_ctl->edac_check = a72_edac_check;
+ edac_ctl->dev = dev;
+ edac_ctl->mod_name = dev_name(dev);
+ edac_ctl->dev_name = dev_name(dev);
+ edac_ctl->ctl_name = DRVNAME;
+ dev_set_drvdata(dev, edac_ctl);
+
+ rc = edac_device_add_device(edac_ctl);
+ if (rc)
+ goto out_dev;
+
+ return 0;
+
+out_dev:
+ edac_device_free_ctl_info(edac_ctl);
+
+ return rc;
+}
+
+static void a72_edac_remove(struct platform_device *pdev)
+{
+ struct edac_device_ctl_info *edac_ctl = dev_get_drvdata(&pdev->dev);
+
+ edac_device_del_device(edac_ctl->dev);
+ edac_device_free_ctl_info(edac_ctl);
+}
+
+static const struct of_device_id cortex_arm64_edac_of_match[] = {
+ { .compatible = "arm,cortex-a72" },
+ {}
+};
+MODULE_DEVICE_TABLE(of, cortex_arm64_edac_of_match);
+
+static struct platform_driver a72_edac_driver = {
+ .probe = a72_edac_probe,
+ .remove = a72_edac_remove,
+ .driver = {
+ .name = DRVNAME,
+ },
+};
+
+static struct platform_device *a72_pdev;
+
+static int __init a72_edac_driver_init(void)
+{
+ int cpu;
+
+ for_each_possible_cpu(cpu) {
+ struct device_node *np __free(device_node) = of_cpu_device_node_get(cpu);
+ if (np) {
+ if (of_match_node(cortex_arm64_edac_of_match, np) &&
+ of_property_read_bool(np, "edac-enabled")) {
+ cpumask_set_cpu(cpu, &compat_mask);
+ }
+ } else {
+ pr_warn("failed to find device node for CPU %d\n", cpu);
+ }
+ }
+
+ if (cpumask_empty(&compat_mask))
+ return 0;
+
+ a72_pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0);
+ if (IS_ERR(a72_pdev)) {
+ pr_err("failed to register A72 EDAC device\n");
+ return PTR_ERR(a72_pdev);
+ }
+
+ return platform_driver_register(&a72_edac_driver);
+}
+
+static void __exit a72_edac_driver_exit(void)
+{
+ platform_device_unregister(a72_pdev);
+ platform_driver_unregister(&a72_edac_driver);
+}
+
+module_init(a72_edac_driver_init);
+module_exit(a72_edac_driver_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
+MODULE_DESCRIPTION("Cortex A72 L1 and L2 cache EDAC driver");
diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index cae52c654a15..0c5b94e64ea1 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -128,7 +128,6 @@ static ssize_t altr_sdr_mc_err_inject_write(struct file *file,
ptemp = dma_alloc_coherent(mci->pdev, 16, &dma_handle, GFP_KERNEL);
if (!ptemp) {
- dma_free_coherent(mci->pdev, 16, ptemp, dma_handle);
edac_printk(KERN_ERR, EDAC_MC,
"Inject: Buffer Allocation error\n");
return -ENOMEM;
@@ -1185,10 +1184,22 @@ altr_check_ocram_deps_init(struct altr_edac_device_dev *device)
if (ret)
return ret;
- /* Verify OCRAM has been initialized */
+ /*
+ * Verify that OCRAM has been initialized.
+ * During a warm reset, OCRAM contents are retained, but the control
+ * and status registers are reset to their default values. Therefore,
+ * ECC must be explicitly re-enabled in the control register.
+ * Error condition: if INITCOMPLETEA is clear and ECC_EN is already set.
+ */
if (!ecc_test_bits(ALTR_A10_ECC_INITCOMPLETEA,
- (base + ALTR_A10_ECC_INITSTAT_OFST)))
- return -ENODEV;
+ (base + ALTR_A10_ECC_INITSTAT_OFST))) {
+ if (!ecc_test_bits(ALTR_A10_ECC_EN,
+ (base + ALTR_A10_ECC_CTRL_OFST)))
+ ecc_set_bits(ALTR_A10_ECC_EN,
+ (base + ALTR_A10_ECC_CTRL_OFST));
+ else
+ return -ENODEV;
+ }
/* Enable IRQ on Single Bit Error */
writel(ALTR_A10_ECC_SERRINTEN, (base + ALTR_A10_ECC_ERRINTENS_OFST));
@@ -1358,7 +1369,7 @@ static const struct edac_device_prv_data a10_enetecc_data = {
.ue_set_mask = ALTR_A10_ECC_TDERRA,
.set_err_ofst = ALTR_A10_ECC_INTTEST_OFST,
.ecc_irq_handler = altr_edac_a10_ecc_irq,
- .inject_fops = &altr_edac_a10_device_inject2_fops,
+ .inject_fops = &altr_edac_a10_device_inject_fops,
};
#endif /* CONFIG_EDAC_ALTERA_ETHERNET */
@@ -1448,7 +1459,7 @@ static const struct edac_device_prv_data a10_usbecc_data = {
.ue_set_mask = ALTR_A10_ECC_TDERRA,
.set_err_ofst = ALTR_A10_ECC_INTTEST_OFST,
.ecc_irq_handler = altr_edac_a10_ecc_irq,
- .inject_fops = &altr_edac_a10_device_inject2_fops,
+ .inject_fops = &altr_edac_a10_device_inject_fops,
};
#endif /* CONFIG_EDAC_ALTERA_USB */
@@ -2131,8 +2142,8 @@ static int altr_edac_a10_probe(struct platform_device *pdev)
edac->irq_chip.name = pdev->dev.of_node->name;
edac->irq_chip.irq_mask = a10_eccmgr_irq_mask;
edac->irq_chip.irq_unmask = a10_eccmgr_irq_unmask;
- edac->domain = irq_domain_create_linear(of_fwnode_handle(pdev->dev.of_node),
- 64, &a10_eccmgr_ic_ops, edac);
+ edac->domain = irq_domain_create_linear(dev_fwnode(&pdev->dev), 64, &a10_eccmgr_ic_ops,
+ edac);
if (!edac->domain) {
dev_err(&pdev->dev, "Error adding IRQ domain\n");
return -ENOMEM;
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 07f1e9dc1ca7..2391f3469961 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -3732,6 +3732,7 @@ static void hw_info_put(struct amd64_pvt *pvt)
pci_dev_put(pvt->F1);
pci_dev_put(pvt->F2);
kfree(pvt->umc);
+ kfree(pvt->csels);
}
static struct low_ops umc_ops = {
@@ -3766,6 +3767,7 @@ static int per_family_init(struct amd64_pvt *pvt)
pvt->stepping = boot_cpu_data.x86_stepping;
pvt->model = boot_cpu_data.x86_model;
pvt->fam = boot_cpu_data.x86;
+ char *tmp_name = NULL;
pvt->max_mcs = 2;
/*
@@ -3779,7 +3781,7 @@ static int per_family_init(struct amd64_pvt *pvt)
switch (pvt->fam) {
case 0xf:
- pvt->ctl_name = (pvt->ext_model >= K8_REV_F) ?
+ tmp_name = (pvt->ext_model >= K8_REV_F) ?
"K8 revF or later" : "K8 revE or earlier";
pvt->f1_id = PCI_DEVICE_ID_AMD_K8_NB_ADDRMAP;
pvt->f2_id = PCI_DEVICE_ID_AMD_K8_NB_MEMCTL;
@@ -3788,7 +3790,6 @@ static int per_family_init(struct amd64_pvt *pvt)
break;
case 0x10:
- pvt->ctl_name = "F10h";
pvt->f1_id = PCI_DEVICE_ID_AMD_10H_NB_MAP;
pvt->f2_id = PCI_DEVICE_ID_AMD_10H_NB_DRAM;
pvt->ops->dbam_to_cs = f10_dbam_to_chip_select;
@@ -3797,12 +3798,10 @@ static int per_family_init(struct amd64_pvt *pvt)
case 0x15:
switch (pvt->model) {
case 0x30:
- pvt->ctl_name = "F15h_M30h";
pvt->f1_id = PCI_DEVICE_ID_AMD_15H_M30H_NB_F1;
pvt->f2_id = PCI_DEVICE_ID_AMD_15H_M30H_NB_F2;
break;
case 0x60:
- pvt->ctl_name = "F15h_M60h";
pvt->f1_id = PCI_DEVICE_ID_AMD_15H_M60H_NB_F1;
pvt->f2_id = PCI_DEVICE_ID_AMD_15H_M60H_NB_F2;
pvt->ops->dbam_to_cs = f15_m60h_dbam_to_chip_select;
@@ -3811,7 +3810,6 @@ static int per_family_init(struct amd64_pvt *pvt)
/* Richland is only client */
return -ENODEV;
default:
- pvt->ctl_name = "F15h";
pvt->f1_id = PCI_DEVICE_ID_AMD_15H_NB_F1;
pvt->f2_id = PCI_DEVICE_ID_AMD_15H_NB_F2;
pvt->ops->dbam_to_cs = f15_dbam_to_chip_select;
@@ -3822,12 +3820,10 @@ static int per_family_init(struct amd64_pvt *pvt)
case 0x16:
switch (pvt->model) {
case 0x30:
- pvt->ctl_name = "F16h_M30h";
pvt->f1_id = PCI_DEVICE_ID_AMD_16H_M30H_NB_F1;
pvt->f2_id = PCI_DEVICE_ID_AMD_16H_M30H_NB_F2;
break;
default:
- pvt->ctl_name = "F16h";
pvt->f1_id = PCI_DEVICE_ID_AMD_16H_NB_F1;
pvt->f2_id = PCI_DEVICE_ID_AMD_16H_NB_F2;
break;
@@ -3836,76 +3832,51 @@ static int per_family_init(struct amd64_pvt *pvt)
case 0x17:
switch (pvt->model) {
- case 0x10 ... 0x2f:
- pvt->ctl_name = "F17h_M10h";
- break;
case 0x30 ... 0x3f:
- pvt->ctl_name = "F17h_M30h";
pvt->max_mcs = 8;
break;
- case 0x60 ... 0x6f:
- pvt->ctl_name = "F17h_M60h";
- break;
- case 0x70 ... 0x7f:
- pvt->ctl_name = "F17h_M70h";
- break;
default:
- pvt->ctl_name = "F17h";
break;
}
break;
case 0x18:
- pvt->ctl_name = "F18h";
break;
case 0x19:
switch (pvt->model) {
case 0x00 ... 0x0f:
- pvt->ctl_name = "F19h";
pvt->max_mcs = 8;
break;
case 0x10 ... 0x1f:
- pvt->ctl_name = "F19h_M10h";
pvt->max_mcs = 12;
pvt->flags.zn_regs_v2 = 1;
break;
- case 0x20 ... 0x2f:
- pvt->ctl_name = "F19h_M20h";
- break;
case 0x30 ... 0x3f:
if (pvt->F3->device == PCI_DEVICE_ID_AMD_MI200_DF_F3) {
- pvt->ctl_name = "MI200";
+ tmp_name = "MI200";
pvt->max_mcs = 4;
pvt->dram_type = MEM_HBM2;
pvt->gpu_umc_base = 0x50000;
pvt->ops = &gpu_ops;
} else {
- pvt->ctl_name = "F19h_M30h";
pvt->max_mcs = 8;
}
break;
- case 0x50 ... 0x5f:
- pvt->ctl_name = "F19h_M50h";
- break;
case 0x60 ... 0x6f:
- pvt->ctl_name = "F19h_M60h";
pvt->flags.zn_regs_v2 = 1;
break;
case 0x70 ... 0x7f:
- pvt->ctl_name = "F19h_M70h";
pvt->max_mcs = 4;
pvt->flags.zn_regs_v2 = 1;
break;
case 0x90 ... 0x9f:
- pvt->ctl_name = "F19h_M90h";
pvt->max_mcs = 4;
pvt->dram_type = MEM_HBM3;
pvt->gpu_umc_base = 0x90000;
pvt->ops = &gpu_ops;
break;
case 0xa0 ... 0xaf:
- pvt->ctl_name = "F19h_MA0h";
pvt->max_mcs = 12;
pvt->flags.zn_regs_v2 = 1;
break;
@@ -3915,12 +3886,20 @@ static int per_family_init(struct amd64_pvt *pvt)
case 0x1A:
switch (pvt->model) {
case 0x00 ... 0x1f:
- pvt->ctl_name = "F1Ah";
pvt->max_mcs = 12;
pvt->flags.zn_regs_v2 = 1;
break;
case 0x40 ... 0x4f:
- pvt->ctl_name = "F1Ah_M40h";
+ pvt->flags.zn_regs_v2 = 1;
+ break;
+ case 0x50 ... 0x57:
+ case 0xc0 ... 0xc7:
+ pvt->max_mcs = 16;
+ pvt->flags.zn_regs_v2 = 1;
+ break;
+ case 0x90 ... 0x9f:
+ case 0xa0 ... 0xaf:
+ pvt->max_mcs = 8;
pvt->flags.zn_regs_v2 = 1;
break;
}
@@ -3931,6 +3910,16 @@ static int per_family_init(struct amd64_pvt *pvt)
return -ENODEV;
}
+ if (tmp_name)
+ scnprintf(pvt->ctl_name, sizeof(pvt->ctl_name), tmp_name);
+ else
+ scnprintf(pvt->ctl_name, sizeof(pvt->ctl_name), "F%02Xh_M%02Xh",
+ pvt->fam, pvt->model);
+
+ pvt->csels = kcalloc(pvt->max_mcs, sizeof(*pvt->csels), GFP_KERNEL);
+ if (!pvt->csels)
+ return -ENOMEM;
+
return 0;
}
diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h
index 17228d07de4c..1757c1b99fc8 100644
--- a/drivers/edac/amd64_edac.h
+++ b/drivers/edac/amd64_edac.h
@@ -96,11 +96,12 @@
/* Hardware limit on ChipSelect rows per MC and processors per system */
#define NUM_CHIPSELECTS 8
#define DRAM_RANGES 8
-#define NUM_CONTROLLERS 12
#define ON true
#define OFF false
+#define MAX_CTL_NAMELEN 19
+
/*
* PCI-defined configuration space registers
*/
@@ -346,7 +347,7 @@ struct amd64_pvt {
u32 dbam1; /* DRAM Base Address Mapping reg for DCT1 */
/* one for each DCT/UMC */
- struct chip_select csels[NUM_CONTROLLERS];
+ struct chip_select *csels;
/* DRAM base and limit pairs F1x[78,70,68,60,58,50,48,40] */
struct dram_range ranges[DRAM_RANGES];
@@ -362,7 +363,7 @@ struct amd64_pvt {
/* x4, x8, or x16 syndromes in use */
u8 ecc_sym_sz;
- const char *ctl_name;
+ char ctl_name[MAX_CTL_NAMELEN];
u16 f1_id, f2_id;
/* Maximum number of memory controllers per die/node. */
u8 max_mcs;
diff --git a/drivers/edac/ecs.c b/drivers/edac/ecs.c
index 51c451c7f0f0..51c451c7f0f0 100755..100644
--- a/drivers/edac/ecs.c
+++ b/drivers/edac/ecs.c
diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
index 0f338adf7d93..091cc6aae8a9 100644
--- a/drivers/edac/edac_mc_sysfs.c
+++ b/drivers/edac/edac_mc_sysfs.c
@@ -115,377 +115,6 @@ static const char * const edac_caps[] = {
[EDAC_S16ECD16ED] = "S16ECD16ED"
};
-#ifdef CONFIG_EDAC_LEGACY_SYSFS
-/*
- * EDAC sysfs CSROW data structures and methods
- */
-
-#define to_csrow(k) container_of(k, struct csrow_info, dev)
-
-/*
- * We need it to avoid namespace conflicts between the legacy API
- * and the per-dimm/per-rank one
- */
-#define DEVICE_ATTR_LEGACY(_name, _mode, _show, _store) \
- static struct device_attribute dev_attr_legacy_##_name = __ATTR(_name, _mode, _show, _store)
-
-struct dev_ch_attribute {
- struct device_attribute attr;
- unsigned int channel;
-};
-
-#define DEVICE_CHANNEL(_name, _mode, _show, _store, _var) \
- static struct dev_ch_attribute dev_attr_legacy_##_name = \
- { __ATTR(_name, _mode, _show, _store), (_var) }
-
-#define to_channel(k) (container_of(k, struct dev_ch_attribute, attr)->channel)
-
-/* Set of more default csrow<id> attribute show/store functions */
-static ssize_t csrow_ue_count_show(struct device *dev,
- struct device_attribute *mattr, char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
-
- return sysfs_emit(data, "%u\n", csrow->ue_count);
-}
-
-static ssize_t csrow_ce_count_show(struct device *dev,
- struct device_attribute *mattr, char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
-
- return sysfs_emit(data, "%u\n", csrow->ce_count);
-}
-
-static ssize_t csrow_size_show(struct device *dev,
- struct device_attribute *mattr, char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
- int i;
- u32 nr_pages = 0;
-
- for (i = 0; i < csrow->nr_channels; i++)
- nr_pages += csrow->channels[i]->dimm->nr_pages;
- return sysfs_emit(data, "%u\n", PAGES_TO_MiB(nr_pages));
-}
-
-static ssize_t csrow_mem_type_show(struct device *dev,
- struct device_attribute *mattr, char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
-
- return sysfs_emit(data, "%s\n", edac_mem_types[csrow->channels[0]->dimm->mtype]);
-}
-
-static ssize_t csrow_dev_type_show(struct device *dev,
- struct device_attribute *mattr, char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
-
- return sysfs_emit(data, "%s\n", dev_types[csrow->channels[0]->dimm->dtype]);
-}
-
-static ssize_t csrow_edac_mode_show(struct device *dev,
- struct device_attribute *mattr,
- char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
-
- return sysfs_emit(data, "%s\n", edac_caps[csrow->channels[0]->dimm->edac_mode]);
-}
-
-/* show/store functions for DIMM Label attributes */
-static ssize_t channel_dimm_label_show(struct device *dev,
- struct device_attribute *mattr,
- char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
- unsigned int chan = to_channel(mattr);
- struct rank_info *rank = csrow->channels[chan];
-
- /* if field has not been initialized, there is nothing to send */
- if (!rank->dimm->label[0])
- return 0;
-
- return sysfs_emit(data, "%s\n", rank->dimm->label);
-}
-
-static ssize_t channel_dimm_label_store(struct device *dev,
- struct device_attribute *mattr,
- const char *data, size_t count)
-{
- struct csrow_info *csrow = to_csrow(dev);
- unsigned int chan = to_channel(mattr);
- struct rank_info *rank = csrow->channels[chan];
- size_t copy_count = count;
-
- if (count == 0)
- return -EINVAL;
-
- if (data[count - 1] == '\0' || data[count - 1] == '\n')
- copy_count -= 1;
-
- if (copy_count == 0 || copy_count >= sizeof(rank->dimm->label))
- return -EINVAL;
-
- memcpy(rank->dimm->label, data, copy_count);
- rank->dimm->label[copy_count] = '\0';
-
- return count;
-}
-
-/* show function for dynamic chX_ce_count attribute */
-static ssize_t channel_ce_count_show(struct device *dev,
- struct device_attribute *mattr, char *data)
-{
- struct csrow_info *csrow = to_csrow(dev);
- unsigned int chan = to_channel(mattr);
- struct rank_info *rank = csrow->channels[chan];
-
- return sysfs_emit(data, "%u\n", rank->ce_count);
-}
-
-/* cwrow<id>/attribute files */
-DEVICE_ATTR_LEGACY(size_mb, S_IRUGO, csrow_size_show, NULL);
-DEVICE_ATTR_LEGACY(dev_type, S_IRUGO, csrow_dev_type_show, NULL);
-DEVICE_ATTR_LEGACY(mem_type, S_IRUGO, csrow_mem_type_show, NULL);
-DEVICE_ATTR_LEGACY(edac_mode, S_IRUGO, csrow_edac_mode_show, NULL);
-DEVICE_ATTR_LEGACY(ue_count, S_IRUGO, csrow_ue_count_show, NULL);
-DEVICE_ATTR_LEGACY(ce_count, S_IRUGO, csrow_ce_count_show, NULL);
-
-/* default attributes of the CSROW<id> object */
-static struct attribute *csrow_attrs[] = {
- &dev_attr_legacy_dev_type.attr,
- &dev_attr_legacy_mem_type.attr,
- &dev_attr_legacy_edac_mode.attr,
- &dev_attr_legacy_size_mb.attr,
- &dev_attr_legacy_ue_count.attr,
- &dev_attr_legacy_ce_count.attr,
- NULL,
-};
-
-static const struct attribute_group csrow_attr_grp = {
- .attrs = csrow_attrs,
-};
-
-static const struct attribute_group *csrow_attr_groups[] = {
- &csrow_attr_grp,
- NULL
-};
-
-static const struct device_type csrow_attr_type = {
- .groups = csrow_attr_groups,
-};
-
-/*
- * possible dynamic channel DIMM Label attribute files
- *
- */
-DEVICE_CHANNEL(ch0_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 0);
-DEVICE_CHANNEL(ch1_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 1);
-DEVICE_CHANNEL(ch2_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 2);
-DEVICE_CHANNEL(ch3_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 3);
-DEVICE_CHANNEL(ch4_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 4);
-DEVICE_CHANNEL(ch5_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 5);
-DEVICE_CHANNEL(ch6_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 6);
-DEVICE_CHANNEL(ch7_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 7);
-DEVICE_CHANNEL(ch8_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 8);
-DEVICE_CHANNEL(ch9_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 9);
-DEVICE_CHANNEL(ch10_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 10);
-DEVICE_CHANNEL(ch11_dimm_label, S_IRUGO | S_IWUSR,
- channel_dimm_label_show, channel_dimm_label_store, 11);
-
-/* Total possible dynamic DIMM Label attribute file table */
-static struct attribute *dynamic_csrow_dimm_attr[] = {
- &dev_attr_legacy_ch0_dimm_label.attr.attr,
- &dev_attr_legacy_ch1_dimm_label.attr.attr,
- &dev_attr_legacy_ch2_dimm_label.attr.attr,
- &dev_attr_legacy_ch3_dimm_label.attr.attr,
- &dev_attr_legacy_ch4_dimm_label.attr.attr,
- &dev_attr_legacy_ch5_dimm_label.attr.attr,
- &dev_attr_legacy_ch6_dimm_label.attr.attr,
- &dev_attr_legacy_ch7_dimm_label.attr.attr,
- &dev_attr_legacy_ch8_dimm_label.attr.attr,
- &dev_attr_legacy_ch9_dimm_label.attr.attr,
- &dev_attr_legacy_ch10_dimm_label.attr.attr,
- &dev_attr_legacy_ch11_dimm_label.attr.attr,
- NULL
-};
-
-/* possible dynamic channel ce_count attribute files */
-DEVICE_CHANNEL(ch0_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 0);
-DEVICE_CHANNEL(ch1_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 1);
-DEVICE_CHANNEL(ch2_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 2);
-DEVICE_CHANNEL(ch3_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 3);
-DEVICE_CHANNEL(ch4_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 4);
-DEVICE_CHANNEL(ch5_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 5);
-DEVICE_CHANNEL(ch6_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 6);
-DEVICE_CHANNEL(ch7_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 7);
-DEVICE_CHANNEL(ch8_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 8);
-DEVICE_CHANNEL(ch9_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 9);
-DEVICE_CHANNEL(ch10_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 10);
-DEVICE_CHANNEL(ch11_ce_count, S_IRUGO,
- channel_ce_count_show, NULL, 11);
-
-/* Total possible dynamic ce_count attribute file table */
-static struct attribute *dynamic_csrow_ce_count_attr[] = {
- &dev_attr_legacy_ch0_ce_count.attr.attr,
- &dev_attr_legacy_ch1_ce_count.attr.attr,
- &dev_attr_legacy_ch2_ce_count.attr.attr,
- &dev_attr_legacy_ch3_ce_count.attr.attr,
- &dev_attr_legacy_ch4_ce_count.attr.attr,
- &dev_attr_legacy_ch5_ce_count.attr.attr,
- &dev_attr_legacy_ch6_ce_count.attr.attr,
- &dev_attr_legacy_ch7_ce_count.attr.attr,
- &dev_attr_legacy_ch8_ce_count.attr.attr,
- &dev_attr_legacy_ch9_ce_count.attr.attr,
- &dev_attr_legacy_ch10_ce_count.attr.attr,
- &dev_attr_legacy_ch11_ce_count.attr.attr,
- NULL
-};
-
-static umode_t csrow_dev_is_visible(struct kobject *kobj,
- struct attribute *attr, int idx)
-{
- struct device *dev = kobj_to_dev(kobj);
- struct csrow_info *csrow = container_of(dev, struct csrow_info, dev);
-
- if (idx >= csrow->nr_channels)
- return 0;
-
- if (idx >= ARRAY_SIZE(dynamic_csrow_ce_count_attr) - 1) {
- WARN_ONCE(1, "idx: %d\n", idx);
- return 0;
- }
-
- /* Only expose populated DIMMs */
- if (!csrow->channels[idx]->dimm->nr_pages)
- return 0;
-
- return attr->mode;
-}
-
-
-static const struct attribute_group csrow_dev_dimm_group = {
- .attrs = dynamic_csrow_dimm_attr,
- .is_visible = csrow_dev_is_visible,
-};
-
-static const struct attribute_group csrow_dev_ce_count_group = {
- .attrs = dynamic_csrow_ce_count_attr,
- .is_visible = csrow_dev_is_visible,
-};
-
-static const struct attribute_group *csrow_dev_groups[] = {
- &csrow_dev_dimm_group,
- &csrow_dev_ce_count_group,
- NULL
-};
-
-static void csrow_release(struct device *dev)
-{
- /*
- * Nothing to do, just unregister sysfs here. The mci
- * device owns the data and will also release it.
- */
-}
-
-static inline int nr_pages_per_csrow(struct csrow_info *csrow)
-{
- int chan, nr_pages = 0;
-
- for (chan = 0; chan < csrow->nr_channels; chan++)
- nr_pages += csrow->channels[chan]->dimm->nr_pages;
-
- return nr_pages;
-}
-
-/* Create a CSROW object under specified edac_mc_device */
-static int edac_create_csrow_object(struct mem_ctl_info *mci,
- struct csrow_info *csrow, int index)
-{
- int err;
-
- csrow->dev.type = &csrow_attr_type;
- csrow->dev.groups = csrow_dev_groups;
- csrow->dev.release = csrow_release;
- device_initialize(&csrow->dev);
- csrow->dev.parent = &mci->dev;
- csrow->mci = mci;
- dev_set_name(&csrow->dev, "csrow%d", index);
- dev_set_drvdata(&csrow->dev, csrow);
-
- err = device_add(&csrow->dev);
- if (err) {
- edac_dbg(1, "failure: create device %s\n", dev_name(&csrow->dev));
- put_device(&csrow->dev);
- return err;
- }
-
- edac_dbg(0, "device %s created\n", dev_name(&csrow->dev));
-
- return 0;
-}
-
-/* Create a CSROW object under specified edac_mc_device */
-static int edac_create_csrow_objects(struct mem_ctl_info *mci)
-{
- int err, i;
- struct csrow_info *csrow;
-
- for (i = 0; i < mci->nr_csrows; i++) {
- csrow = mci->csrows[i];
- if (!nr_pages_per_csrow(csrow))
- continue;
- err = edac_create_csrow_object(mci, mci->csrows[i], i);
- if (err < 0)
- goto error;
- }
- return 0;
-
-error:
- for (--i; i >= 0; i--) {
- if (device_is_registered(&mci->csrows[i]->dev))
- device_unregister(&mci->csrows[i]->dev);
- }
-
- return err;
-}
-
-static void edac_delete_csrow_objects(struct mem_ctl_info *mci)
-{
- int i;
-
- for (i = 0; i < mci->nr_csrows; i++) {
- if (device_is_registered(&mci->csrows[i]->dev))
- device_unregister(&mci->csrows[i]->dev);
- }
-}
-
-#endif
-
/*
* Per-dimm (or per-rank) devices
*/
@@ -965,12 +594,6 @@ int edac_create_sysfs_mci_device(struct mem_ctl_info *mci,
goto fail;
}
-#ifdef CONFIG_EDAC_LEGACY_SYSFS
- err = edac_create_csrow_objects(mci);
- if (err < 0)
- goto fail;
-#endif
-
edac_create_debugfs_nodes(mci);
return 0;
@@ -995,9 +618,6 @@ void edac_remove_sysfs_mci_device(struct mem_ctl_info *mci)
#ifdef CONFIG_EDAC_DEBUG
edac_debugfs_remove_recursive(mci->debugfs);
#endif
-#ifdef CONFIG_EDAC_LEGACY_SYSFS
- edac_delete_csrow_objects(mci);
-#endif
mci_for_each_dimm(mci, dimm) {
if (!device_is_registered(&dimm->dev))
diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
index 1eb0136c6fbd..d80c88818691 100644
--- a/drivers/edac/ghes_edac.c
+++ b/drivers/edac/ghes_edac.c
@@ -15,6 +15,7 @@
#include "edac_module.h"
#include <ras/ras_event.h>
#include <linux/notifier.h>
+#include <linux/string.h>
#define OTHER_DETAIL_LEN 400
@@ -332,7 +333,7 @@ static int ghes_edac_report_mem_error(struct notifier_block *nb,
p = pvt->msg;
p += snprintf(p, sizeof(pvt->msg), "%s", cper_mem_err_type_str(etype));
} else {
- strcpy(pvt->msg, "unknown error");
+ strscpy(pvt->msg, "unknown error");
}
/* Error address */
@@ -357,14 +358,14 @@ static int ghes_edac_report_mem_error(struct notifier_block *nb,
dimm = find_dimm_by_handle(mci, mem_err->mem_dev_handle);
if (dimm) {
e->top_layer = dimm->idx;
- strcpy(e->label, dimm->label);
+ strscpy(e->label, dimm->label);
}
}
if (p > e->location)
*(p - 1) = '\0';
if (!*e->label)
- strcpy(e->label, "unknown memory");
+ strscpy(e->label, "unknown memory");
/* All other fields are mapped on e->other_detail */
p = pvt->other_detail;
diff --git a/drivers/edac/i10nm_base.c b/drivers/edac/i10nm_base.c
index bf4171ac191d..89b3e8cc38b1 100644
--- a/drivers/edac/i10nm_base.c
+++ b/drivers/edac/i10nm_base.c
@@ -468,17 +468,18 @@ static int i10nm_get_imc_num(struct res_config *cfg)
return -ENODEV;
}
- if (imc_num > I10NM_NUM_DDR_IMC) {
- i10nm_printk(KERN_ERR, "Need to make I10NM_NUM_DDR_IMC >= %d\n", imc_num);
- return -EINVAL;
- }
-
if (cfg->ddr_imc_num != imc_num) {
/*
- * Store the number of present DDR memory controllers.
+ * Update the configuration data to reflect the number of
+ * present DDR memory controllers.
*/
cfg->ddr_imc_num = imc_num;
edac_dbg(2, "Set DDR MC number: %d", imc_num);
+
+ /* Release and reallocate skx_dev list with the updated number. */
+ skx_remove();
+ if (skx_get_all_bus_mappings(cfg, &i10nm_edac_list) <= 0)
+ return -ENODEV;
}
return 0;
@@ -1057,6 +1058,15 @@ static bool i10nm_check_ecc(struct skx_imc *imc, int chan)
return !!GET_BITFIELD(mcmtr, 2, 2);
}
+static bool i10nm_channel_disabled(struct skx_imc *imc, int chan)
+{
+ u32 mcmtr = I10NM_GET_MCMTR(imc, chan);
+
+ edac_dbg(1, "mc%d ch%d mcmtr reg %x\n", imc->mc, chan, mcmtr);
+
+ return (mcmtr == ~0 || GET_BITFIELD(mcmtr, 18, 18));
+}
+
static int i10nm_get_dimm_config(struct mem_ctl_info *mci,
struct res_config *cfg)
{
@@ -1070,6 +1080,11 @@ static int i10nm_get_dimm_config(struct mem_ctl_info *mci,
if (!imc->mbase)
continue;
+ if (i10nm_channel_disabled(imc, i)) {
+ edac_dbg(1, "mc%d ch%d is disabled.\n", imc->mc, i);
+ continue;
+ }
+
ndimms = 0;
if (res_cfg->type != GNR)
@@ -1183,7 +1198,8 @@ static int __init i10nm_init(void)
d->imc[i].num_dimms = cfg->ddr_dimm_num;
}
- rc = skx_register_mci(&d->imc[i], d->imc[i].mdev,
+ rc = skx_register_mci(&d->imc[i], &d->imc[i].mdev->dev,
+ pci_name(d->imc[i].mdev),
"Intel_10nm Socket", EDAC_MOD_STR,
i10nm_get_dimm_config, cfg);
if (rc < 0)
diff --git a/drivers/edac/ie31200_edac.c b/drivers/edac/ie31200_edac.c
index 5c1fa1c0d12e..eaab6af143e1 100644
--- a/drivers/edac/ie31200_edac.c
+++ b/drivers/edac/ie31200_edac.c
@@ -44,6 +44,7 @@
* but lo_hi_readq() ensures that we are safe across all e3-1200 processors.
*/
+#include <linux/bitfield.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/pci.h>
@@ -99,6 +100,8 @@
/* Alder Lake-S */
#define PCI_DEVICE_ID_INTEL_IE31200_ADL_S_1 0x4660
+#define PCI_DEVICE_ID_INTEL_IE31200_ADL_S_2 0x4668 /* 8P+4E, e.g. i7-12700K */
+#define PCI_DEVICE_ID_INTEL_IE31200_ADL_S_3 0x4648 /* 6P+4E, e.g. i5-12600K */
/* Bartlett Lake-S */
#define PCI_DEVICE_ID_INTEL_IE31200_BTL_S_1 0x4639
@@ -137,9 +140,6 @@
#define IE31200_CAPID0_DDPCD BIT(6)
#define IE31200_CAPID0_ECC BIT(1)
-/* Non-constant mask variant of FIELD_GET() */
-#define field_get(_mask, _reg) (((_reg) & (_mask)) >> (ffs(_mask) - 1))
-
static int nr_channels;
static struct pci_dev *mci_pdev;
static int ie31200_registered = 1;
@@ -524,6 +524,7 @@ static int ie31200_register_mci(struct pci_dev *pdev, struct res_config *cfg, in
ie31200_pvt.priv[mc] = priv;
return 0;
fail_unmap:
+ put_device(&priv->dev);
iounmap(window);
fail_free:
edac_mc_free(mci);
@@ -596,6 +597,7 @@ static void ie31200_unregister_mcis(void)
mci = priv->mci;
edac_mc_del_mc(mci->pdev);
iounmap(priv->window);
+ put_device(&priv->dev);
edac_mc_free(mci);
}
}
@@ -761,6 +763,8 @@ static const struct pci_device_id ie31200_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_RPL_S_6), (kernel_ulong_t)&rpl_s_cfg},
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_RPL_HX_1), (kernel_ulong_t)&rpl_s_cfg},
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_ADL_S_1), (kernel_ulong_t)&rpl_s_cfg},
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_ADL_S_2), (kernel_ulong_t)&rpl_s_cfg},
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_ADL_S_3), (kernel_ulong_t)&rpl_s_cfg},
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_BTL_S_1), (kernel_ulong_t)&rpl_s_cfg},
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_BTL_S_2), (kernel_ulong_t)&rpl_s_cfg},
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IE31200_BTL_S_3), (kernel_ulong_t)&rpl_s_cfg},
diff --git a/drivers/edac/igen6_edac.c b/drivers/edac/igen6_edac.c
index 2fc59f9eed69..553c31a2d922 100644
--- a/drivers/edac/igen6_edac.c
+++ b/drivers/edac/igen6_edac.c
@@ -1300,6 +1300,7 @@ static int igen6_register_mci(int mc, void __iomem *window, struct pci_dev *pdev
imc->mci = mci;
return 0;
fail3:
+ put_device(&imc->dev);
mci->pvt_info = NULL;
kfree(mci->ctl_name);
fail2:
@@ -1326,6 +1327,7 @@ static void igen6_unregister_mcis(void)
kfree(mci->ctl_name);
mci->pvt_info = NULL;
edac_mc_free(mci);
+ put_device(&imc->dev);
iounmap(imc->window);
}
}
diff --git a/drivers/edac/imh_base.c b/drivers/edac/imh_base.c
new file mode 100644
index 000000000000..4348b3883b45
--- /dev/null
+++ b/drivers/edac/imh_base.c
@@ -0,0 +1,602 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Driver for Intel(R) servers with Integrated Memory/IO Hub-based memory controller.
+ * Copyright (c) 2025, Intel Corporation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <asm/cpu_device_id.h>
+#include <asm/intel-family.h>
+#include <asm/mce.h>
+#include <asm/cpu.h>
+#include "edac_module.h"
+#include "skx_common.h"
+
+#define IMH_REVISION "v0.0.1"
+#define EDAC_MOD_STR "imh_edac"
+
+/* Debug macros */
+#define imh_printk(level, fmt, arg...) \
+ edac_printk(level, "imh", fmt, ##arg)
+
+/* Configuration Agent(Ubox) */
+#define MMIO_BASE_H(reg) (((u64)GET_BITFIELD(reg, 0, 29)) << 23)
+#define SOCKET_ID(reg) GET_BITFIELD(reg, 0, 3)
+
+/* PUNIT */
+#define DDR_IMC_BITMAP(reg) GET_BITFIELD(reg, 23, 30)
+
+/* Memory Controller */
+#define ECC_ENABLED(reg) GET_BITFIELD(reg, 2, 2)
+#define DIMM_POPULATED(reg) GET_BITFIELD(reg, 15, 15)
+
+/* System Cache Agent(SCA) */
+#define TOLM(reg) (((u64)GET_BITFIELD(reg, 16, 31)) << 16)
+#define TOHM(reg) (((u64)GET_BITFIELD(reg, 16, 51)) << 16)
+
+/* Home Agent (HA) */
+#define NMCACHING(reg) GET_BITFIELD(reg, 8, 8)
+
+/**
+ * struct local_reg - A register as described in the local package view.
+ *
+ * @pkg: (input) The package where the register is located.
+ * @pbase: (input) The IP MMIO base physical address in the local package view.
+ * @size: (input) The IP MMIO size.
+ * @offset: (input) The register offset from the IP MMIO base @pbase.
+ * @width: (input) The register width in byte.
+ * @vbase: (internal) The IP MMIO base virtual address.
+ * @val: (output) The register value.
+ */
+struct local_reg {
+ int pkg;
+ u64 pbase;
+ u32 size;
+ u32 offset;
+ u8 width;
+ void __iomem *vbase;
+ u64 val;
+};
+
+#define DEFINE_LOCAL_REG(name, cfg, package, north, ip_name, ip_idx, reg_name) \
+ struct local_reg name = { \
+ .pkg = package, \
+ .pbase = (north ? (cfg)->mmio_base_l_north : \
+ (cfg)->mmio_base_l_south) + \
+ (cfg)->ip_name##_base + \
+ (cfg)->ip_name##_size * (ip_idx), \
+ .size = (cfg)->ip_name##_size, \
+ .offset = (cfg)->ip_name##_reg_##reg_name##_offset, \
+ .width = (cfg)->ip_name##_reg_##reg_name##_width, \
+ }
+
+static u64 readx(void __iomem *addr, u8 width)
+{
+ switch (width) {
+ case 1:
+ return readb(addr);
+ case 2:
+ return readw(addr);
+ case 4:
+ return readl(addr);
+ case 8:
+ return readq(addr);
+ default:
+ imh_printk(KERN_ERR, "Invalid reg 0x%p width %d\n", addr, width);
+ return 0;
+ }
+}
+
+static void __read_local_reg(void *reg)
+{
+ struct local_reg *r = (struct local_reg *)reg;
+
+ r->val = readx(r->vbase + r->offset, r->width);
+}
+
+/* Read a local-view register. */
+static bool read_local_reg(struct local_reg *reg)
+{
+ int cpu;
+
+ /* Get the target CPU in the package @reg->pkg. */
+ for_each_online_cpu(cpu) {
+ if (reg->pkg == topology_physical_package_id(cpu))
+ break;
+ }
+
+ if (cpu >= nr_cpu_ids)
+ return false;
+
+ reg->vbase = ioremap(reg->pbase, reg->size);
+ if (!reg->vbase) {
+ imh_printk(KERN_ERR, "Failed to ioremap 0x%llx\n", reg->pbase);
+ return false;
+ }
+
+ /* Get the target CPU to read the register. */
+ smp_call_function_single(cpu, __read_local_reg, reg, 1);
+ iounmap(reg->vbase);
+
+ return true;
+}
+
+/* Get the bitmap of memory controller instances in package @pkg. */
+static u32 get_imc_bitmap(struct res_config *cfg, int pkg, bool north)
+{
+ DEFINE_LOCAL_REG(reg, cfg, pkg, north, pcu, 0, capid3);
+
+ if (!read_local_reg(&reg))
+ return 0;
+
+ edac_dbg(2, "Pkg%d %s mc instances bitmap 0x%llx (reg 0x%llx)\n",
+ pkg, north ? "north" : "south",
+ DDR_IMC_BITMAP(reg.val), reg.val);
+
+ return DDR_IMC_BITMAP(reg.val);
+}
+
+static void imc_release(struct device *dev)
+{
+ edac_dbg(2, "imc device %s released\n", dev_name(dev));
+ kfree(dev);
+}
+
+static int __get_ddr_munits(struct res_config *cfg, struct skx_dev *d,
+ bool north, int lmc)
+{
+ unsigned long size = cfg->ddr_chan_mmio_sz * cfg->ddr_chan_num;
+ unsigned long bitmap = get_imc_bitmap(cfg, d->pkg, north);
+ void __iomem *mbase;
+ struct device *dev;
+ int i, rc, pmc;
+ u64 base;
+
+ for_each_set_bit(i, &bitmap, sizeof(bitmap) * 8) {
+ base = north ? d->mmio_base_h_north : d->mmio_base_h_south;
+ base += cfg->ddr_imc_base + size * i;
+
+ edac_dbg(2, "Pkg%d mc%d mmio base 0x%llx size 0x%lx\n",
+ d->pkg, lmc, base, size);
+
+ /* Set up the imc MMIO. */
+ mbase = ioremap(base, size);
+ if (!mbase) {
+ imh_printk(KERN_ERR, "Failed to ioremap 0x%llx\n", base);
+ return -ENOMEM;
+ }
+
+ d->imc[lmc].mbase = mbase;
+ d->imc[lmc].lmc = lmc;
+
+ /* Create the imc device instance. */
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (!dev)
+ return -ENOMEM;
+
+ dev->release = imc_release;
+ device_initialize(dev);
+ rc = dev_set_name(dev, "0x%llx", base);
+ if (rc) {
+ imh_printk(KERN_ERR, "Failed to set dev name\n");
+ put_device(dev);
+ return rc;
+ }
+
+ d->imc[lmc].dev = dev;
+
+ /* Set up the imc index mapping. */
+ pmc = north ? i : 8 + i;
+ skx_set_mc_mapping(d, pmc, lmc);
+
+ lmc++;
+ }
+
+ return lmc;
+}
+
+static bool get_ddr_munits(struct res_config *cfg, struct skx_dev *d)
+{
+ int lmc = __get_ddr_munits(cfg, d, true, 0);
+
+ if (lmc < 0)
+ return false;
+
+ lmc = __get_ddr_munits(cfg, d, false, lmc);
+ if (lmc <= 0)
+ return false;
+
+ return true;
+}
+
+static bool get_socket_id(struct res_config *cfg, struct skx_dev *d)
+{
+ DEFINE_LOCAL_REG(reg, cfg, d->pkg, true, ubox, 0, socket_id);
+ u8 src_id;
+ int i;
+
+ if (!read_local_reg(&reg))
+ return false;
+
+ src_id = SOCKET_ID(reg.val);
+ edac_dbg(2, "socket id 0x%x (reg 0x%llx)\n", src_id, reg.val);
+
+ for (i = 0; i < cfg->ddr_imc_num; i++)
+ d->imc[i].src_id = src_id;
+
+ return true;
+}
+
+/* Get TOLM (Top Of Low Memory) and TOHM (Top Of High Memory) parameters. */
+static bool imh_get_tolm_tohm(struct res_config *cfg, u64 *tolm, u64 *tohm)
+{
+ DEFINE_LOCAL_REG(reg, cfg, 0, true, sca, 0, tolm);
+
+ if (!read_local_reg(&reg))
+ return false;
+
+ *tolm = TOLM(reg.val);
+ edac_dbg(2, "tolm 0x%llx (reg 0x%llx)\n", *tolm, reg.val);
+
+ DEFINE_LOCAL_REG(reg2, cfg, 0, true, sca, 0, tohm);
+
+ if (!read_local_reg(&reg2))
+ return false;
+
+ *tohm = TOHM(reg2.val);
+ edac_dbg(2, "tohm 0x%llx (reg 0x%llx)\n", *tohm, reg2.val);
+
+ return true;
+}
+
+/* Get the system-view MMIO_BASE_H for {north,south}-IMH. */
+static int imh_get_all_mmio_base_h(struct res_config *cfg, struct list_head *edac_list)
+{
+ int i, n = topology_max_packages(), imc_num = cfg->ddr_imc_num + cfg->hbm_imc_num;
+ struct skx_dev *d;
+
+ for (i = 0; i < n; i++) {
+ d = kzalloc(struct_size(d, imc, imc_num), GFP_KERNEL);
+ if (!d)
+ return -ENOMEM;
+
+ DEFINE_LOCAL_REG(reg, cfg, i, true, ubox, 0, mmio_base);
+
+ /* Get MMIO_BASE_H for the north-IMH. */
+ if (!read_local_reg(&reg) || !reg.val) {
+ kfree(d);
+ imh_printk(KERN_ERR, "Pkg%d has no north mmio_base_h\n", i);
+ return -ENODEV;
+ }
+
+ d->mmio_base_h_north = MMIO_BASE_H(reg.val);
+ edac_dbg(2, "Pkg%d north mmio_base_h 0x%llx (reg 0x%llx)\n",
+ i, d->mmio_base_h_north, reg.val);
+
+ /* Get MMIO_BASE_H for the south-IMH (optional). */
+ DEFINE_LOCAL_REG(reg2, cfg, i, false, ubox, 0, mmio_base);
+
+ if (read_local_reg(&reg2)) {
+ d->mmio_base_h_south = MMIO_BASE_H(reg2.val);
+ edac_dbg(2, "Pkg%d south mmio_base_h 0x%llx (reg 0x%llx)\n",
+ i, d->mmio_base_h_south, reg2.val);
+ }
+
+ d->pkg = i;
+ d->num_imc = imc_num;
+ skx_init_mc_mapping(d);
+ list_add_tail(&d->list, edac_list);
+ }
+
+ return 0;
+}
+
+/* Get the number of per-package memory controllers. */
+static int imh_get_imc_num(struct res_config *cfg)
+{
+ int imc_num = hweight32(get_imc_bitmap(cfg, 0, true)) +
+ hweight32(get_imc_bitmap(cfg, 0, false));
+
+ if (!imc_num) {
+ imh_printk(KERN_ERR, "Invalid mc number\n");
+ return -ENODEV;
+ }
+
+ if (cfg->ddr_imc_num != imc_num) {
+ /*
+ * Update the configuration data to reflect the number of
+ * present DDR memory controllers.
+ */
+ cfg->ddr_imc_num = imc_num;
+ edac_dbg(2, "Set ddr mc number %d\n", imc_num);
+ }
+
+ return 0;
+}
+
+/* Get all memory controllers' parameters. */
+static int imh_get_munits(struct res_config *cfg, struct list_head *edac_list)
+{
+ struct skx_imc *imc;
+ struct skx_dev *d;
+ u8 mc = 0;
+ int i;
+
+ list_for_each_entry(d, edac_list, list) {
+ if (!get_ddr_munits(cfg, d)) {
+ imh_printk(KERN_ERR, "No mc found\n");
+ return -ENODEV;
+ }
+
+ if (!get_socket_id(cfg, d)) {
+ imh_printk(KERN_ERR, "Failed to get socket id\n");
+ return -ENODEV;
+ }
+
+ for (i = 0; i < cfg->ddr_imc_num; i++) {
+ imc = &d->imc[i];
+ if (!imc->mbase)
+ continue;
+
+ imc->chan_mmio_sz = cfg->ddr_chan_mmio_sz;
+ imc->num_channels = cfg->ddr_chan_num;
+ imc->num_dimms = cfg->ddr_dimm_num;
+ imc->mc = mc++;
+ }
+ }
+
+ return 0;
+}
+
+static bool check_2lm_enabled(struct res_config *cfg, struct skx_dev *d, int ha_idx)
+{
+ DEFINE_LOCAL_REG(reg, cfg, d->pkg, true, ha, ha_idx, mode);
+
+ if (!read_local_reg(&reg))
+ return false;
+
+ if (!NMCACHING(reg.val))
+ return false;
+
+ edac_dbg(2, "2-level memory configuration (reg 0x%llx, ha idx %d)\n", reg.val, ha_idx);
+ return true;
+}
+
+/* Check whether the system has a 2-level memory configuration. */
+static bool imh_2lm_enabled(struct res_config *cfg, struct list_head *head)
+{
+ struct skx_dev *d;
+ int i;
+
+ list_for_each_entry(d, head, list) {
+ for (i = 0; i < cfg->ddr_imc_num; i++)
+ if (check_2lm_enabled(cfg, d, i))
+ return true;
+ }
+
+ return false;
+}
+
+/* Helpers to read memory controller registers */
+static u64 read_imc_reg(struct skx_imc *imc, int chan, u32 offset, u8 width)
+{
+ return readx(imc->mbase + imc->chan_mmio_sz * chan + offset, width);
+}
+
+static u32 read_imc_mcmtr(struct res_config *cfg, struct skx_imc *imc, int chan)
+{
+ return (u32)read_imc_reg(imc, chan, cfg->ddr_reg_mcmtr_offset, cfg->ddr_reg_mcmtr_width);
+}
+
+static u32 read_imc_dimmmtr(struct res_config *cfg, struct skx_imc *imc, int chan, int dimm)
+{
+ return (u32)read_imc_reg(imc, chan, cfg->ddr_reg_dimmmtr_offset +
+ cfg->ddr_reg_dimmmtr_width * dimm,
+ cfg->ddr_reg_dimmmtr_width);
+}
+
+static bool ecc_enabled(u32 mcmtr)
+{
+ return (bool)ECC_ENABLED(mcmtr);
+}
+
+static bool dimm_populated(u32 dimmmtr)
+{
+ return (bool)DIMM_POPULATED(dimmmtr);
+}
+
+/* Get each DIMM's configurations of the memory controller @mci. */
+static int imh_get_dimm_config(struct mem_ctl_info *mci, struct res_config *cfg)
+{
+ struct skx_pvt *pvt = mci->pvt_info;
+ struct skx_imc *imc = pvt->imc;
+ struct dimm_info *dimm;
+ u32 mcmtr, dimmmtr;
+ int i, j, ndimms;
+
+ for (i = 0; i < imc->num_channels; i++) {
+ if (!imc->mbase)
+ continue;
+
+ mcmtr = read_imc_mcmtr(cfg, imc, i);
+
+ for (ndimms = 0, j = 0; j < imc->num_dimms; j++) {
+ dimmmtr = read_imc_dimmmtr(cfg, imc, i, j);
+ edac_dbg(1, "mcmtr 0x%x dimmmtr 0x%x (mc%d ch%d dimm%d)\n",
+ mcmtr, dimmmtr, imc->mc, i, j);
+
+ if (!dimm_populated(dimmmtr))
+ continue;
+
+ dimm = edac_get_dimm(mci, i, j, 0);
+ ndimms += skx_get_dimm_info(dimmmtr, 0, 0, dimm,
+ imc, i, j, cfg);
+ }
+
+ if (ndimms && !ecc_enabled(mcmtr)) {
+ imh_printk(KERN_ERR, "ECC is disabled on mc%d ch%d\n",
+ imc->mc, i);
+ return -ENODEV;
+ }
+ }
+
+ return 0;
+}
+
+/* Register all memory controllers to the EDAC core. */
+static int imh_register_mci(struct res_config *cfg, struct list_head *edac_list)
+{
+ struct skx_imc *imc;
+ struct skx_dev *d;
+ int i, rc;
+
+ list_for_each_entry(d, edac_list, list) {
+ for (i = 0; i < cfg->ddr_imc_num; i++) {
+ imc = &d->imc[i];
+ if (!imc->mbase)
+ continue;
+
+ rc = skx_register_mci(imc, imc->dev,
+ dev_name(imc->dev),
+ "Intel IMH-based Socket",
+ EDAC_MOD_STR,
+ imh_get_dimm_config, cfg);
+ if (rc)
+ return rc;
+ }
+ }
+
+ return 0;
+}
+
+static struct res_config dmr_cfg = {
+ .type = DMR,
+ .support_ddr5 = true,
+ .mmio_base_l_north = 0xf6800000,
+ .mmio_base_l_south = 0xf6000000,
+ .ddr_chan_num = 1,
+ .ddr_dimm_num = 2,
+ .ddr_imc_base = 0x39b000,
+ .ddr_chan_mmio_sz = 0x8000,
+ .ddr_reg_mcmtr_offset = 0x360,
+ .ddr_reg_mcmtr_width = 4,
+ .ddr_reg_dimmmtr_offset = 0x370,
+ .ddr_reg_dimmmtr_width = 4,
+ .ubox_base = 0x0,
+ .ubox_size = 0x2000,
+ .ubox_reg_mmio_base_offset = 0x580,
+ .ubox_reg_mmio_base_width = 4,
+ .ubox_reg_socket_id_offset = 0x1080,
+ .ubox_reg_socket_id_width = 4,
+ .pcu_base = 0x3000,
+ .pcu_size = 0x10000,
+ .pcu_reg_capid3_offset = 0x290,
+ .pcu_reg_capid3_width = 4,
+ .sca_base = 0x24c000,
+ .sca_size = 0x2500,
+ .sca_reg_tolm_offset = 0x2100,
+ .sca_reg_tolm_width = 8,
+ .sca_reg_tohm_offset = 0x2108,
+ .sca_reg_tohm_width = 8,
+ .ha_base = 0x3eb000,
+ .ha_size = 0x1000,
+ .ha_reg_mode_offset = 0x4a0,
+ .ha_reg_mode_width = 4,
+};
+
+static const struct x86_cpu_id imh_cpuids[] = {
+ X86_MATCH_VFM(INTEL_DIAMONDRAPIDS_X, &dmr_cfg),
+ {}
+};
+MODULE_DEVICE_TABLE(x86cpu, imh_cpuids);
+
+static struct notifier_block imh_mce_dec = {
+ .notifier_call = skx_mce_check_error,
+ .priority = MCE_PRIO_EDAC,
+};
+
+static int __init imh_init(void)
+{
+ const struct x86_cpu_id *id;
+ struct list_head *edac_list;
+ struct res_config *cfg;
+ const char *owner;
+ u64 tolm, tohm;
+ int rc;
+
+ edac_dbg(2, "\n");
+
+ if (ghes_get_devices())
+ return -EBUSY;
+
+ owner = edac_get_owner();
+ if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR)))
+ return -EBUSY;
+
+ if (cpu_feature_enabled(X86_FEATURE_HYPERVISOR))
+ return -ENODEV;
+
+ id = x86_match_cpu(imh_cpuids);
+ if (!id)
+ return -ENODEV;
+ cfg = (struct res_config *)id->driver_data;
+ skx_set_res_cfg(cfg);
+
+ if (!imh_get_tolm_tohm(cfg, &tolm, &tohm))
+ return -ENODEV;
+
+ skx_set_hi_lo(tolm, tohm);
+
+ rc = imh_get_imc_num(cfg);
+ if (rc < 0)
+ goto fail;
+
+ edac_list = skx_get_edac_list();
+
+ rc = imh_get_all_mmio_base_h(cfg, edac_list);
+ if (rc)
+ goto fail;
+
+ rc = imh_get_munits(cfg, edac_list);
+ if (rc)
+ goto fail;
+
+ skx_set_mem_cfg(imh_2lm_enabled(cfg, edac_list));
+
+ rc = imh_register_mci(cfg, edac_list);
+ if (rc)
+ goto fail;
+
+ rc = skx_adxl_get();
+ if (rc)
+ goto fail;
+
+ opstate_init();
+ mce_register_decode_chain(&imh_mce_dec);
+ skx_setup_debug("imh_test");
+
+ imh_printk(KERN_INFO, "%s\n", IMH_REVISION);
+
+ return 0;
+fail:
+ skx_remove();
+ return rc;
+}
+
+static void __exit imh_exit(void)
+{
+ edac_dbg(2, "\n");
+
+ skx_teardown_debug();
+ mce_unregister_decode_chain(&imh_mce_dec);
+ skx_adxl_put();
+ skx_remove();
+}
+
+module_init(imh_init);
+module_exit(imh_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Qiuxu Zhuo");
+MODULE_DESCRIPTION("MC Driver for Intel servers using IMH-based memory controller");
diff --git a/drivers/edac/mem_repair.c b/drivers/edac/mem_repair.c
index 108d69209146..108d69209146 100755..100644
--- a/drivers/edac/mem_repair.c
+++ b/drivers/edac/mem_repair.c
diff --git a/drivers/edac/scrub.c b/drivers/edac/scrub.c
index f9d02af2fc3a..f9d02af2fc3a 100755..100644
--- a/drivers/edac/scrub.c
+++ b/drivers/edac/scrub.c
diff --git a/drivers/edac/skx_base.c b/drivers/edac/skx_base.c
index 29897b21fb8e..aa6593ccda2d 100644
--- a/drivers/edac/skx_base.c
+++ b/drivers/edac/skx_base.c
@@ -33,6 +33,15 @@ static unsigned int nvdimm_count;
#define MASK26 0x3FFFFFF /* Mask for 2^26 */
#define MASK29 0x1FFFFFFF /* Mask for 2^29 */
+static struct res_config skx_cfg = {
+ .type = SKX,
+ .decs_did = 0x2016,
+ .busno_cfg_offset = 0xcc,
+ .ddr_imc_num = 2,
+ .ddr_chan_num = 3,
+ .ddr_dimm_num = 2,
+};
+
static struct skx_dev *get_skx_dev(struct pci_bus *bus, u8 idx)
{
struct skx_dev *d;
@@ -52,7 +61,7 @@ enum munittype {
struct munit {
u16 did;
- u16 devfn[SKX_NUM_IMC];
+ u16 devfn[2];
u8 busidx;
u8 per_socket;
enum munittype mtype;
@@ -89,11 +98,11 @@ static int get_all_munits(const struct munit *m)
if (!pdev)
break;
ndev++;
- if (m->per_socket == SKX_NUM_IMC) {
- for (i = 0; i < SKX_NUM_IMC; i++)
+ if (m->per_socket == skx_cfg.ddr_imc_num) {
+ for (i = 0; i < skx_cfg.ddr_imc_num; i++)
if (m->devfn[i] == pdev->devfn)
break;
- if (i == SKX_NUM_IMC)
+ if (i == skx_cfg.ddr_imc_num)
goto fail;
}
d = get_skx_dev(pdev->bus, m->busidx);
@@ -157,12 +166,6 @@ fail:
return -ENODEV;
}
-static struct res_config skx_cfg = {
- .type = SKX,
- .decs_did = 0x2016,
- .busno_cfg_offset = 0xcc,
-};
-
static const struct x86_cpu_id skx_cpuids[] = {
X86_MATCH_VFM(INTEL_SKYLAKE_X, &skx_cfg),
{ }
@@ -186,11 +189,11 @@ static int skx_get_dimm_config(struct mem_ctl_info *mci, struct res_config *cfg)
/* Only the mcmtr on the first channel is effective */
pci_read_config_dword(imc->chan[0].cdev, 0x87c, &mcmtr);
- for (i = 0; i < SKX_NUM_CHANNELS; i++) {
+ for (i = 0; i < cfg->ddr_chan_num; i++) {
ndimms = 0;
pci_read_config_dword(imc->chan[i].cdev, 0x8C, &amap);
pci_read_config_dword(imc->chan[i].cdev, 0x400, &mcddrtcfg);
- for (j = 0; j < SKX_NUM_DIMMS; j++) {
+ for (j = 0; j < cfg->ddr_dimm_num; j++) {
dimm = edac_get_dimm(mci, i, j, 0);
pci_read_config_dword(imc->chan[i].cdev,
0x80 + 4 * j, &mtr);
@@ -620,6 +623,7 @@ static int __init skx_init(void)
return -ENODEV;
cfg = (struct res_config *)id->driver_data;
+ skx_set_res_cfg(cfg);
rc = skx_get_hi_lo(0x2034, off, &skx_tolm, &skx_tohm);
if (rc)
@@ -652,11 +656,14 @@ static int __init skx_init(void)
goto fail;
edac_dbg(2, "src_id = %d\n", src_id);
- for (i = 0; i < SKX_NUM_IMC; i++) {
+ for (i = 0; i < cfg->ddr_imc_num; i++) {
d->imc[i].mc = mc++;
d->imc[i].lmc = i;
d->imc[i].src_id = src_id;
- rc = skx_register_mci(&d->imc[i], d->imc[i].chan[0].cdev,
+ d->imc[i].num_channels = cfg->ddr_chan_num;
+ d->imc[i].num_dimms = cfg->ddr_dimm_num;
+ rc = skx_register_mci(&d->imc[i], &d->imc[i].chan[0].cdev->dev,
+ pci_name(d->imc[i].chan[0].cdev),
"Skylake Socket", EDAC_MOD_STR,
skx_get_dimm_config, cfg);
if (rc < 0)
diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c
index 39c733dbc5b9..3276afe43922 100644
--- a/drivers/edac/skx_common.c
+++ b/drivers/edac/skx_common.c
@@ -14,9 +14,11 @@
* Copyright (c) 2018, Intel Corporation.
*/
+#include <linux/topology.h>
#include <linux/acpi.h>
#include <linux/dmi.h>
#include <linux/adxl.h>
+#include <linux/overflow.h>
#include <acpi/nfit.h>
#include <asm/mce.h>
#include <asm/uv/uv.h>
@@ -122,7 +124,7 @@ void skx_adxl_put(void)
}
EXPORT_SYMBOL_GPL(skx_adxl_put);
-static void skx_init_mc_mapping(struct skx_dev *d)
+void skx_init_mc_mapping(struct skx_dev *d)
{
/*
* By default, the BIOS presents all memory controllers within each
@@ -130,31 +132,38 @@ static void skx_init_mc_mapping(struct skx_dev *d)
* the logical indices of the memory controllers enumerated by the
* EDAC driver.
*/
- for (int i = 0; i < NUM_IMC; i++)
- d->mc_mapping[i] = i;
+ for (int i = 0; i < d->num_imc; i++)
+ d->imc[i].mc_mapping = i;
}
+EXPORT_SYMBOL_GPL(skx_init_mc_mapping);
void skx_set_mc_mapping(struct skx_dev *d, u8 pmc, u8 lmc)
{
edac_dbg(0, "Set the mapping of mc phy idx to logical idx: %02d -> %02d\n",
pmc, lmc);
- d->mc_mapping[pmc] = lmc;
+ d->imc[lmc].mc_mapping = pmc;
}
EXPORT_SYMBOL_GPL(skx_set_mc_mapping);
-static u8 skx_get_mc_mapping(struct skx_dev *d, u8 pmc)
+static int skx_get_mc_mapping(struct skx_dev *d, u8 pmc)
{
- edac_dbg(0, "Get the mapping of mc phy idx to logical idx: %02d -> %02d\n",
- pmc, d->mc_mapping[pmc]);
+ for (int lmc = 0; lmc < d->num_imc; lmc++) {
+ if (d->imc[lmc].mc_mapping == pmc) {
+ edac_dbg(0, "Get the mapping of mc phy idx to logical idx: %02d -> %02d\n",
+ pmc, lmc);
- return d->mc_mapping[pmc];
+ return lmc;
+ }
+ }
+
+ return -1;
}
static bool skx_adxl_decode(struct decoded_addr *res, enum error_source err_src)
{
+ int i, lmc, len = 0;
struct skx_dev *d;
- int i, len = 0;
if (res->addr >= skx_tohm || (res->addr >= skx_tolm &&
res->addr < BIT_ULL(32))) {
@@ -200,7 +209,7 @@ static bool skx_adxl_decode(struct decoded_addr *res, enum error_source err_src)
res->cs = (int)adxl_values[component_indices[INDEX_CS]];
}
- if (res->imc > NUM_IMC - 1 || res->imc < 0) {
+ if (res->imc < 0) {
skx_printk(KERN_ERR, "Bad imc %d\n", res->imc);
return false;
}
@@ -218,7 +227,13 @@ static bool skx_adxl_decode(struct decoded_addr *res, enum error_source err_src)
return false;
}
- res->imc = skx_get_mc_mapping(d, res->imc);
+ lmc = skx_get_mc_mapping(d, res->imc);
+ if (lmc < 0) {
+ skx_printk(KERN_ERR, "No lmc for imc %d\n", res->imc);
+ return false;
+ }
+
+ res->imc = lmc;
for (i = 0; i < adxl_component_count; i++) {
if (adxl_values[i] == ~0x0ull)
@@ -265,7 +280,7 @@ static int skx_get_pkg_id(struct skx_dev *d, u8 *id)
struct cpuinfo_x86 *c = &cpu_data(cpu);
if (c->initialized && cpu_to_node(cpu) == node) {
- *id = c->topo.pkg_id;
+ *id = topology_physical_package_id(cpu);
return 0;
}
}
@@ -320,10 +335,10 @@ static int get_width(u32 mtr)
*/
int skx_get_all_bus_mappings(struct res_config *cfg, struct list_head **list)
{
+ int ndev = 0, imc_num = cfg->ddr_imc_num + cfg->hbm_imc_num;
struct pci_dev *pdev, *prev;
struct skx_dev *d;
u32 reg;
- int ndev = 0;
prev = NULL;
for (;;) {
@@ -331,7 +346,7 @@ int skx_get_all_bus_mappings(struct res_config *cfg, struct list_head **list)
if (!pdev)
break;
ndev++;
- d = kzalloc(sizeof(*d), GFP_KERNEL);
+ d = kzalloc(struct_size(d, imc, imc_num), GFP_KERNEL);
if (!d) {
pci_dev_put(pdev);
return -ENOMEM;
@@ -354,8 +369,10 @@ int skx_get_all_bus_mappings(struct res_config *cfg, struct list_head **list)
d->seg = GET_BITFIELD(reg, 16, 23);
}
- edac_dbg(2, "busses: 0x%x, 0x%x, 0x%x, 0x%x\n",
- d->bus[0], d->bus[1], d->bus[2], d->bus[3]);
+ d->num_imc = imc_num;
+
+ edac_dbg(2, "busses: 0x%x, 0x%x, 0x%x, 0x%x, imcs %d\n",
+ d->bus[0], d->bus[1], d->bus[2], d->bus[3], imc_num);
list_add_tail(&d->list, &dev_edac_list);
prev = pdev;
@@ -368,6 +385,12 @@ int skx_get_all_bus_mappings(struct res_config *cfg, struct list_head **list)
}
EXPORT_SYMBOL_GPL(skx_get_all_bus_mappings);
+struct list_head *skx_get_edac_list(void)
+{
+ return &dev_edac_list;
+}
+EXPORT_SYMBOL_GPL(skx_get_edac_list);
+
int skx_get_hi_lo(unsigned int did, int off[], u64 *tolm, u64 *tohm)
{
struct pci_dev *pdev;
@@ -408,6 +431,13 @@ fail:
}
EXPORT_SYMBOL_GPL(skx_get_hi_lo);
+void skx_set_hi_lo(u64 tolm, u64 tohm)
+{
+ skx_tolm = tolm;
+ skx_tohm = tohm;
+}
+EXPORT_SYMBOL_GPL(skx_set_hi_lo);
+
static int skx_get_dimm_attr(u32 reg, int lobit, int hibit, int add,
int minval, int maxval, const char *name)
{
@@ -421,7 +451,7 @@ static int skx_get_dimm_attr(u32 reg, int lobit, int hibit, int add,
}
#define numrank(reg) skx_get_dimm_attr(reg, 12, 13, 0, 0, 2, "ranks")
-#define numrow(reg) skx_get_dimm_attr(reg, 2, 4, 12, 1, 6, "rows")
+#define numrow(reg) skx_get_dimm_attr(reg, 2, 4, 12, 1, 7, "rows")
#define numcol(reg) skx_get_dimm_attr(reg, 0, 1, 10, 0, 2, "cols")
int skx_get_dimm_info(u32 mtr, u32 mcmtr, u32 amap, struct dimm_info *dimm,
@@ -529,9 +559,9 @@ unknown_size:
}
EXPORT_SYMBOL_GPL(skx_get_nvdimm_info);
-int skx_register_mci(struct skx_imc *imc, struct pci_dev *pdev,
- const char *ctl_name, const char *mod_str,
- get_dimm_config_f get_dimm_config,
+int skx_register_mci(struct skx_imc *imc, struct device *dev,
+ const char *dev_name, const char *ctl_name,
+ const char *mod_str, get_dimm_config_f get_dimm_config,
struct res_config *cfg)
{
struct mem_ctl_info *mci;
@@ -541,10 +571,10 @@ int skx_register_mci(struct skx_imc *imc, struct pci_dev *pdev,
/* Allocate a new MC control structure */
layers[0].type = EDAC_MC_LAYER_CHANNEL;
- layers[0].size = NUM_CHANNELS;
+ layers[0].size = imc->num_channels;
layers[0].is_virt_csrow = false;
layers[1].type = EDAC_MC_LAYER_SLOT;
- layers[1].size = NUM_DIMMS;
+ layers[1].size = imc->num_dimms;
layers[1].is_virt_csrow = true;
mci = edac_mc_alloc(imc->mc, ARRAY_SIZE(layers), layers,
sizeof(struct skx_pvt));
@@ -572,7 +602,7 @@ int skx_register_mci(struct skx_imc *imc, struct pci_dev *pdev,
mci->edac_ctl_cap = EDAC_FLAG_NONE;
mci->edac_cap = EDAC_FLAG_NONE;
mci->mod_name = mod_str;
- mci->dev_name = pci_name(pdev);
+ mci->dev_name = dev_name;
mci->ctl_page_to_phys = NULL;
rc = get_dimm_config(mci, cfg);
@@ -580,7 +610,7 @@ int skx_register_mci(struct skx_imc *imc, struct pci_dev *pdev,
goto fail;
/* Record ptr to the generic device */
- mci->pdev = &pdev->dev;
+ mci->pdev = dev;
/* Add this new MC control structure to EDAC's list of MCs */
if (unlikely(edac_mc_add_mc(mci))) {
@@ -784,7 +814,7 @@ void skx_remove(void)
list_for_each_entry_safe(d, tmp, &dev_edac_list, list) {
list_del(&d->list);
- for (i = 0; i < NUM_IMC; i++) {
+ for (i = 0; i < d->num_imc; i++) {
if (d->imc[i].mci)
skx_unregister_mci(&d->imc[i]);
@@ -794,7 +824,10 @@ void skx_remove(void)
if (d->imc[i].mbase)
iounmap(d->imc[i].mbase);
- for (j = 0; j < NUM_CHANNELS; j++) {
+ if (d->imc[i].dev)
+ put_device(d->imc[i].dev);
+
+ for (j = 0; j < d->imc[i].num_channels; j++) {
if (d->imc[i].chan[j].cdev)
pci_dev_put(d->imc[i].chan[j].cdev);
}
@@ -817,7 +850,7 @@ EXPORT_SYMBOL_GPL(skx_remove);
/*
* Debug feature.
* Exercise the address decode logic by writing an address to
- * /sys/kernel/debug/edac/{skx,i10nm}_test/addr.
+ * /sys/kernel/debug/edac/{skx,i10nm,imh}_test/addr.
*/
static struct dentry *skx_test;
diff --git a/drivers/edac/skx_common.h b/drivers/edac/skx_common.h
index ec4966f7ea40..f88038e5b18c 100644
--- a/drivers/edac/skx_common.h
+++ b/drivers/edac/skx_common.h
@@ -29,23 +29,18 @@
#define GET_BITFIELD(v, lo, hi) \
(((v) & GENMASK_ULL((hi), (lo))) >> (lo))
-#define SKX_NUM_IMC 2 /* Memory controllers per socket */
#define SKX_NUM_CHANNELS 3 /* Channels per memory controller */
#define SKX_NUM_DIMMS 2 /* Max DIMMS per channel */
-#define I10NM_NUM_DDR_IMC 12
#define I10NM_NUM_DDR_CHANNELS 2
#define I10NM_NUM_DDR_DIMMS 2
-#define I10NM_NUM_HBM_IMC 16
#define I10NM_NUM_HBM_CHANNELS 2
#define I10NM_NUM_HBM_DIMMS 1
-#define I10NM_NUM_IMC (I10NM_NUM_DDR_IMC + I10NM_NUM_HBM_IMC)
#define I10NM_NUM_CHANNELS MAX(I10NM_NUM_DDR_CHANNELS, I10NM_NUM_HBM_CHANNELS)
#define I10NM_NUM_DIMMS MAX(I10NM_NUM_DDR_DIMMS, I10NM_NUM_HBM_DIMMS)
-#define NUM_IMC MAX(SKX_NUM_IMC, I10NM_NUM_IMC)
#define NUM_CHANNELS MAX(SKX_NUM_CHANNELS, I10NM_NUM_CHANNELS)
#define NUM_DIMMS MAX(SKX_NUM_DIMMS, I10NM_NUM_DIMMS)
@@ -126,35 +121,49 @@ struct reg_rrl {
* memory controllers on the die.
*/
struct skx_dev {
- struct list_head list;
+ /* {skx,i10nm}_edac */
u8 bus[4];
int seg;
struct pci_dev *sad_all;
struct pci_dev *util_all;
- struct pci_dev *uracu; /* for i10nm CPU */
- struct pci_dev *pcu_cr3; /* for HBM memory detection */
+ struct pci_dev *uracu;
+ struct pci_dev *pcu_cr3;
u32 mcroute;
- /*
- * Some server BIOS may hide certain memory controllers, and the
- * EDAC driver skips those hidden memory controllers. However, the
- * ADXL still decodes memory error address using physical memory
- * controller indices. The mapping table is used to convert the
- * physical indices (reported by ADXL) to the logical indices
- * (used the EDAC driver) of present memory controllers during the
- * error handling process.
- */
- u8 mc_mapping[NUM_IMC];
+
+ /* imh_edac */
+ /* System-view MMIO base physical addresses. */
+ u64 mmio_base_h_north;
+ u64 mmio_base_h_south;
+ int pkg;
+
+ int num_imc;
+ struct list_head list;
struct skx_imc {
+ /* i10nm_edac */
+ struct pci_dev *mdev;
+
+ /* imh_edac */
+ struct device *dev;
+
struct mem_ctl_info *mci;
- struct pci_dev *mdev; /* for i10nm CPU */
- void __iomem *mbase; /* for i10nm CPU */
- int chan_mmio_sz; /* for i10nm CPU */
+ void __iomem *mbase;
+ int chan_mmio_sz;
int num_channels; /* channels per memory controller */
int num_dimms; /* dimms per channel */
bool hbm_mc;
u8 mc; /* system wide mc# */
u8 lmc; /* socket relative mc# */
u8 src_id;
+ /*
+ * Some server BIOS may hide certain memory controllers, and the
+ * EDAC driver skips those hidden memory controllers. However, the
+ * ADXL still decodes memory error address using physical memory
+ * controller indices. The mapping table is used to convert the
+ * physical indices (reported by ADXL) to the logical indices
+ * (used the EDAC driver) of present memory controllers during the
+ * error handling process.
+ */
+ u8 mc_mapping;
struct skx_channel {
struct pci_dev *cdev;
struct pci_dev *edev;
@@ -171,7 +180,7 @@ struct skx_dev {
u8 colbits;
} dimms[NUM_DIMMS];
} chan[NUM_CHANNELS];
- } imc[NUM_IMC];
+ } imc[];
};
struct skx_pvt {
@@ -182,7 +191,8 @@ enum type {
SKX,
I10NM,
SPR,
- GNR
+ GNR,
+ DMR,
};
enum {
@@ -241,10 +251,6 @@ struct pci_bdf {
struct res_config {
enum type type;
- /* Configuration agent device ID */
- unsigned int decs_did;
- /* Default bus number configuration register offset */
- int busno_cfg_offset;
/* DDR memory controllers per socket */
int ddr_imc_num;
/* DDR channels per DDR memory controller */
@@ -262,23 +268,57 @@ struct res_config {
/* Per HBM channel memory-mapped I/O size */
int hbm_chan_mmio_sz;
bool support_ddr5;
- /* SAD device BDF */
- struct pci_bdf sad_all_bdf;
- /* PCU device BDF */
- struct pci_bdf pcu_cr3_bdf;
- /* UTIL device BDF */
- struct pci_bdf util_all_bdf;
- /* URACU device BDF */
- struct pci_bdf uracu_bdf;
- /* DDR mdev device BDF */
- struct pci_bdf ddr_mdev_bdf;
- /* HBM mdev device BDF */
- struct pci_bdf hbm_mdev_bdf;
- int sad_all_offset;
/* RRL register sets per DDR channel */
struct reg_rrl *reg_rrl_ddr;
/* RRL register sets per HBM channel */
struct reg_rrl *reg_rrl_hbm[2];
+ union {
+ /* {skx,i10nm}_edac */
+ struct {
+ /* Configuration agent device ID */
+ unsigned int decs_did;
+ /* Default bus number configuration register offset */
+ int busno_cfg_offset;
+ struct pci_bdf sad_all_bdf;
+ struct pci_bdf pcu_cr3_bdf;
+ struct pci_bdf util_all_bdf;
+ struct pci_bdf uracu_bdf;
+ struct pci_bdf ddr_mdev_bdf;
+ struct pci_bdf hbm_mdev_bdf;
+ int sad_all_offset;
+ };
+ /* imh_edac */
+ struct {
+ /* MMIO base physical address in local package view */
+ u64 mmio_base_l_north;
+ u64 mmio_base_l_south;
+ u64 ddr_imc_base;
+ u64 ddr_reg_mcmtr_offset;
+ u8 ddr_reg_mcmtr_width;
+ u64 ddr_reg_dimmmtr_offset;
+ u8 ddr_reg_dimmmtr_width;
+ u64 ubox_base;
+ u32 ubox_size;
+ u32 ubox_reg_mmio_base_offset;
+ u8 ubox_reg_mmio_base_width;
+ u32 ubox_reg_socket_id_offset;
+ u8 ubox_reg_socket_id_width;
+ u64 pcu_base;
+ u32 pcu_size;
+ u32 pcu_reg_capid3_offset;
+ u8 pcu_reg_capid3_width;
+ u64 sca_base;
+ u32 sca_size;
+ u32 sca_reg_tolm_offset;
+ u8 sca_reg_tolm_width;
+ u32 sca_reg_tohm_offset;
+ u8 sca_reg_tohm_width;
+ u64 ha_base;
+ u32 ha_size;
+ u32 ha_reg_mode_offset;
+ u8 ha_reg_mode_width;
+ };
+ };
};
typedef int (*get_dimm_config_f)(struct mem_ctl_info *mci,
@@ -291,13 +331,17 @@ void skx_adxl_put(void);
void skx_set_decode(skx_decode_f decode, skx_show_retry_log_f show_retry_log);
void skx_set_mem_cfg(bool mem_cfg_2lm);
void skx_set_res_cfg(struct res_config *cfg);
+void skx_init_mc_mapping(struct skx_dev *d);
void skx_set_mc_mapping(struct skx_dev *d, u8 pmc, u8 lmc);
int skx_get_src_id(struct skx_dev *d, int off, u8 *id);
int skx_get_all_bus_mappings(struct res_config *cfg, struct list_head **list);
+struct list_head *skx_get_edac_list(void);
+
int skx_get_hi_lo(unsigned int did, int off[], u64 *tolm, u64 *tohm);
+void skx_set_hi_lo(u64 tolm, u64 tohm);
int skx_get_dimm_info(u32 mtr, u32 mcmtr, u32 amap, struct dimm_info *dimm,
struct skx_imc *imc, int chan, int dimmno,
@@ -306,7 +350,7 @@ int skx_get_dimm_info(u32 mtr, u32 mcmtr, u32 amap, struct dimm_info *dimm,
int skx_get_nvdimm_info(struct dimm_info *dimm, struct skx_imc *imc,
int chan, int dimmno, const char *mod_str);
-int skx_register_mci(struct skx_imc *imc, struct pci_dev *pdev,
+int skx_register_mci(struct skx_imc *imc, struct device *dev, const char *dev_name,
const char *ctl_name, const char *mod_str,
get_dimm_config_f get_dimm_config,
struct res_config *cfg);
diff --git a/drivers/edac/versalnet_edac.c b/drivers/edac/versalnet_edac.c
new file mode 100644
index 000000000000..1a1092793092
--- /dev/null
+++ b/drivers/edac/versalnet_edac.c
@@ -0,0 +1,962 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * AMD Versal NET memory controller driver
+ * Copyright (C) 2025 Advanced Micro Devices, Inc.
+ */
+
+#include <linux/cdx/edac_cdx_pcol.h>
+#include <linux/edac.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/ras.h>
+#include <linux/remoteproc.h>
+#include <linux/rpmsg.h>
+#include <linux/sizes.h>
+#include <ras/ras_event.h>
+
+#include "edac_module.h"
+
+/* Granularity of reported error in bytes */
+#define MC5_ERR_GRAIN 1
+#define MC_GET_DDR_CONFIG_IN_LEN 4
+
+#define MC5_IRQ_CE_MASK GENMASK(18, 15)
+#define MC5_IRQ_UE_MASK GENMASK(14, 11)
+
+#define MC5_RANK_1_MASK GENMASK(11, 6)
+#define MASK_24 GENMASK(29, 24)
+#define MASK_0 GENMASK(5, 0)
+
+#define MC5_LRANK_1_MASK GENMASK(11, 6)
+#define MC5_LRANK_2_MASK GENMASK(17, 12)
+#define MC5_BANK1_MASK GENMASK(11, 6)
+#define MC5_GRP_0_MASK GENMASK(17, 12)
+#define MC5_GRP_1_MASK GENMASK(23, 18)
+
+#define MC5_REGHI_ROW 7
+#define MC5_EACHBIT 1
+#define MC5_ERR_TYPE_CE 0
+#define MC5_ERR_TYPE_UE 1
+#define MC5_HIGH_MEM_EN BIT(20)
+#define MC5_MEM_MASK GENMASK(19, 0)
+#define MC5_X16_BASE 256
+#define MC5_X16_ECC 32
+#define MC5_X16_SIZE (MC5_X16_BASE + MC5_X16_ECC)
+#define MC5_X32_SIZE 576
+#define MC5_HIMEM_BASE (256 * SZ_1M)
+#define MC5_ILC_HIMEM_EN BIT(28)
+#define MC5_ILC_MEM GENMASK(27, 0)
+#define MC5_INTERLEAVE_SEL GENMASK(3, 0)
+#define MC5_BUS_WIDTH_MASK GENMASK(19, 18)
+#define MC5_NUM_CHANS_MASK BIT(17)
+#define MC5_RANK_MASK GENMASK(15, 14)
+
+#define ERROR_LEVEL 2
+#define ERROR_ID 3
+#define TOTAL_ERR_LENGTH 5
+#define MSG_ERR_OFFSET 8
+#define MSG_ERR_LENGTH 9
+#define ERROR_DATA 10
+#define MCDI_RESPONSE 0xFF
+
+#define REG_MAX 152
+#define ADEC_MAX 152
+#define NUM_CONTROLLERS 8
+#define REGS_PER_CONTROLLER 19
+#define ADEC_NUM 19
+#define BUFFER_SZ 80
+
+#define XDDR5_BUS_WIDTH_64 0
+#define XDDR5_BUS_WIDTH_32 1
+#define XDDR5_BUS_WIDTH_16 2
+
+/**
+ * struct ecc_error_info - ECC error log information.
+ * @burstpos: Burst position.
+ * @lrank: Logical Rank number.
+ * @rank: Rank number.
+ * @group: Group number.
+ * @bank: Bank number.
+ * @col: Column number.
+ * @row: Row number.
+ * @rowhi: Row number higher bits.
+ * @i: Combined ECC error vector containing encoded values of burst position,
+ * rank, bank, column, and row information.
+ */
+union ecc_error_info {
+ struct {
+ u32 burstpos:3;
+ u32 lrank:4;
+ u32 rank:2;
+ u32 group:3;
+ u32 bank:2;
+ u32 col:11;
+ u32 row:7;
+ u32 rowhi;
+ };
+ u64 i;
+} __packed;
+
+/* Row and column bit positions in the address decoder (ADEC) registers. */
+union row_col_mapping {
+ struct {
+ u32 row0:6;
+ u32 row1:6;
+ u32 row2:6;
+ u32 row3:6;
+ u32 row4:6;
+ u32 reserved:2;
+ };
+ struct {
+ u32 col1:6;
+ u32 col2:6;
+ u32 col3:6;
+ u32 col4:6;
+ u32 col5:6;
+ u32 reservedcol:2;
+ };
+ u32 i;
+} __packed;
+
+/**
+ * struct ecc_status - ECC status information to report.
+ * @ceinfo: Correctable errors.
+ * @ueinfo: Uncorrected errors.
+ * @channel: Channel number.
+ * @error_type: Error type.
+ */
+struct ecc_status {
+ union ecc_error_info ceinfo[2];
+ union ecc_error_info ueinfo[2];
+ u8 channel;
+ u8 error_type;
+};
+
+/**
+ * struct mc_priv - DDR memory controller private instance data.
+ * @message: Buffer for framing the event specific info.
+ * @stat: ECC status information.
+ * @error_id: The error id.
+ * @error_level: The error level.
+ * @dwidth: Width of data bus excluding ECC bits.
+ * @part_len: The support of the message received.
+ * @regs: The registers sent on the rpmsg.
+ * @adec: Address decode registers.
+ * @mci: Memory controller interface.
+ * @ept: rpmsg endpoint.
+ * @mcdi: The mcdi handle.
+ */
+struct mc_priv {
+ char message[256];
+ struct ecc_status stat;
+ u32 error_id;
+ u32 error_level;
+ u32 dwidth;
+ u32 part_len;
+ u32 regs[REG_MAX];
+ u32 adec[ADEC_MAX];
+ struct mem_ctl_info *mci[NUM_CONTROLLERS];
+ struct rpmsg_endpoint *ept;
+ struct cdx_mcdi *mcdi;
+};
+
+/*
+ * Address decoder (ADEC) registers to match the order in which the register
+ * information is received from the firmware.
+ */
+enum adec_info {
+ CONF = 0,
+ ADEC0,
+ ADEC1,
+ ADEC2,
+ ADEC3,
+ ADEC4,
+ ADEC5,
+ ADEC6,
+ ADEC7,
+ ADEC8,
+ ADEC9,
+ ADEC10,
+ ADEC11,
+ ADEC12,
+ ADEC13,
+ ADEC14,
+ ADEC15,
+ ADEC16,
+ ADECILC,
+};
+
+enum reg_info {
+ ISR = 0,
+ IMR,
+ ECCR0_ERR_STATUS,
+ ECCR0_ADDR_LO,
+ ECCR0_ADDR_HI,
+ ECCR0_DATA_LO,
+ ECCR0_DATA_HI,
+ ECCR0_PAR,
+ ECCR1_ERR_STATUS,
+ ECCR1_ADDR_LO,
+ ECCR1_ADDR_HI,
+ ECCR1_DATA_LO,
+ ECCR1_DATA_HI,
+ ECCR1_PAR,
+ XMPU_ERR,
+ XMPU_ERR_ADDR_L0,
+ XMPU_ERR_ADDR_HI,
+ XMPU_ERR_AXI_ID,
+ ADEC_CHK_ERR_LOG,
+};
+
+static bool get_ddr_info(u32 *error_data, struct mc_priv *priv)
+{
+ u32 reglo, reghi, parity, eccr0_val, eccr1_val, isr;
+ struct ecc_status *p;
+
+ isr = error_data[ISR];
+
+ if (!(isr & (MC5_IRQ_UE_MASK | MC5_IRQ_CE_MASK)))
+ return false;
+
+ eccr0_val = error_data[ECCR0_ERR_STATUS];
+ eccr1_val = error_data[ECCR1_ERR_STATUS];
+
+ if (!eccr0_val && !eccr1_val)
+ return false;
+
+ p = &priv->stat;
+
+ if (!eccr0_val)
+ p->channel = 1;
+ else
+ p->channel = 0;
+
+ reglo = error_data[ECCR0_ADDR_LO];
+ reghi = error_data[ECCR0_ADDR_HI];
+ if (isr & MC5_IRQ_CE_MASK)
+ p->ceinfo[0].i = reglo | (u64)reghi << 32;
+ else if (isr & MC5_IRQ_UE_MASK)
+ p->ueinfo[0].i = reglo | (u64)reghi << 32;
+
+ parity = error_data[ECCR0_PAR];
+ edac_dbg(2, "ERR DATA: 0x%08X%08X PARITY: 0x%08X\n",
+ reghi, reglo, parity);
+
+ reglo = error_data[ECCR1_ADDR_LO];
+ reghi = error_data[ECCR1_ADDR_HI];
+ if (isr & MC5_IRQ_CE_MASK)
+ p->ceinfo[1].i = reglo | (u64)reghi << 32;
+ else if (isr & MC5_IRQ_UE_MASK)
+ p->ueinfo[1].i = reglo | (u64)reghi << 32;
+
+ parity = error_data[ECCR1_PAR];
+ edac_dbg(2, "ERR DATA: 0x%08X%08X PARITY: 0x%08X\n",
+ reghi, reglo, parity);
+
+ return true;
+}
+
+/**
+ * convert_to_physical - Convert @error_data to a physical address.
+ * @priv: DDR memory controller private instance data.
+ * @pinf: ECC error info structure.
+ * @controller: Controller number of the MC5
+ * @error_data: the DDRMC5 ADEC address decoder register data
+ *
+ * Return: physical address of the DDR memory.
+ */
+static unsigned long convert_to_physical(struct mc_priv *priv,
+ union ecc_error_info pinf,
+ int controller, int *error_data)
+{
+ u32 row, blk, rsh_req_addr, interleave, ilc_base_ctrl_add, ilc_himem_en, reg, offset;
+ u64 high_mem_base, high_mem_offset, low_mem_offset, ilcmem_base;
+ unsigned long err_addr = 0, addr;
+ union row_col_mapping cols;
+ union row_col_mapping rows;
+ u32 col_bit_0;
+
+ row = pinf.rowhi << MC5_REGHI_ROW | pinf.row;
+ offset = controller * ADEC_NUM;
+
+ reg = error_data[ADEC6];
+ rows.i = reg;
+ err_addr |= (row & BIT(0)) << rows.row0;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row1;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row2;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row3;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row4;
+ row >>= MC5_EACHBIT;
+
+ reg = error_data[ADEC7];
+ rows.i = reg;
+ err_addr |= (row & BIT(0)) << rows.row0;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row1;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row2;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row3;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row4;
+ row >>= MC5_EACHBIT;
+
+ reg = error_data[ADEC8];
+ rows.i = reg;
+ err_addr |= (row & BIT(0)) << rows.row0;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row1;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row2;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row3;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row4;
+
+ reg = error_data[ADEC9];
+ rows.i = reg;
+
+ err_addr |= (row & BIT(0)) << rows.row0;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row1;
+ row >>= MC5_EACHBIT;
+ err_addr |= (row & BIT(0)) << rows.row2;
+ row >>= MC5_EACHBIT;
+
+ col_bit_0 = FIELD_GET(MASK_24, error_data[ADEC9]);
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << col_bit_0;
+
+ cols.i = error_data[ADEC10];
+ err_addr |= (pinf.col & 1) << cols.col1;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col2;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col3;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col4;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col5;
+ pinf.col >>= 1;
+
+ cols.i = error_data[ADEC11];
+ err_addr |= (pinf.col & 1) << cols.col1;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col2;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col3;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col4;
+ pinf.col >>= 1;
+ err_addr |= (pinf.col & 1) << cols.col5;
+ pinf.col >>= 1;
+
+ reg = error_data[ADEC12];
+ err_addr |= (pinf.bank & BIT(0)) << (reg & MASK_0);
+ pinf.bank >>= MC5_EACHBIT;
+ err_addr |= (pinf.bank & BIT(0)) << FIELD_GET(MC5_BANK1_MASK, reg);
+ pinf.bank >>= MC5_EACHBIT;
+
+ err_addr |= (pinf.bank & BIT(0)) << FIELD_GET(MC5_GRP_0_MASK, reg);
+ pinf.group >>= MC5_EACHBIT;
+ err_addr |= (pinf.bank & BIT(0)) << FIELD_GET(MC5_GRP_1_MASK, reg);
+ pinf.group >>= MC5_EACHBIT;
+ err_addr |= (pinf.bank & BIT(0)) << FIELD_GET(MASK_24, reg);
+ pinf.group >>= MC5_EACHBIT;
+
+ reg = error_data[ADEC4];
+ err_addr |= (pinf.rank & BIT(0)) << (reg & MASK_0);
+ pinf.rank >>= MC5_EACHBIT;
+ err_addr |= (pinf.rank & BIT(0)) << FIELD_GET(MC5_RANK_1_MASK, reg);
+ pinf.rank >>= MC5_EACHBIT;
+
+ reg = error_data[ADEC5];
+ err_addr |= (pinf.lrank & BIT(0)) << (reg & MASK_0);
+ pinf.lrank >>= MC5_EACHBIT;
+ err_addr |= (pinf.lrank & BIT(0)) << FIELD_GET(MC5_LRANK_1_MASK, reg);
+ pinf.lrank >>= MC5_EACHBIT;
+ err_addr |= (pinf.lrank & BIT(0)) << FIELD_GET(MC5_LRANK_2_MASK, reg);
+ pinf.lrank >>= MC5_EACHBIT;
+ err_addr |= (pinf.lrank & BIT(0)) << FIELD_GET(MASK_24, reg);
+ pinf.lrank >>= MC5_EACHBIT;
+
+ high_mem_base = (priv->adec[ADEC2 + offset] & MC5_MEM_MASK) * MC5_HIMEM_BASE;
+ interleave = priv->adec[ADEC13 + offset] & MC5_INTERLEAVE_SEL;
+
+ high_mem_offset = priv->adec[ADEC3 + offset] & MC5_MEM_MASK;
+ low_mem_offset = priv->adec[ADEC1 + offset] & MC5_MEM_MASK;
+ reg = priv->adec[ADEC14 + offset];
+ ilc_himem_en = !!(reg & MC5_ILC_HIMEM_EN);
+ ilcmem_base = (reg & MC5_ILC_MEM) * SZ_1M;
+ if (ilc_himem_en)
+ ilc_base_ctrl_add = ilcmem_base - high_mem_offset;
+ else
+ ilc_base_ctrl_add = ilcmem_base - low_mem_offset;
+
+ if (priv->dwidth == DEV_X16) {
+ blk = err_addr / MC5_X16_SIZE;
+ rsh_req_addr = (blk << 8) + ilc_base_ctrl_add;
+ err_addr = rsh_req_addr * interleave * 2;
+ } else {
+ blk = err_addr / MC5_X32_SIZE;
+ rsh_req_addr = (blk << 9) + ilc_base_ctrl_add;
+ err_addr = rsh_req_addr * interleave * 2;
+ }
+
+ if ((priv->adec[ADEC2 + offset] & MC5_HIGH_MEM_EN) && err_addr >= high_mem_base)
+ addr = err_addr - high_mem_offset;
+ else
+ addr = err_addr - low_mem_offset;
+
+ return addr;
+}
+
+/**
+ * handle_error - Handle errors.
+ * @priv: DDR memory controller private instance data.
+ * @stat: ECC status structure.
+ * @ctl_num: Controller number of the MC5
+ * @error_data: the MC5 ADEC address decoder register data
+ *
+ * Handles ECC correctable and uncorrectable errors.
+ */
+static void handle_error(struct mc_priv *priv, struct ecc_status *stat,
+ int ctl_num, int *error_data)
+{
+ union ecc_error_info pinf;
+ struct mem_ctl_info *mci;
+ unsigned long pa;
+ phys_addr_t pfn;
+ int err;
+
+ if (WARN_ON_ONCE(ctl_num >= NUM_CONTROLLERS))
+ return;
+
+ mci = priv->mci[ctl_num];
+
+ if (stat->error_type == MC5_ERR_TYPE_CE) {
+ pinf = stat->ceinfo[stat->channel];
+ snprintf(priv->message, sizeof(priv->message),
+ "Error type:%s Controller %d Addr at %lx\n",
+ "CE", ctl_num, convert_to_physical(priv, pinf, ctl_num, error_data));
+
+ edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci,
+ 1, 0, 0, 0, 0, 0, -1,
+ priv->message, "");
+ }
+
+ if (stat->error_type == MC5_ERR_TYPE_UE) {
+ pinf = stat->ueinfo[stat->channel];
+ snprintf(priv->message, sizeof(priv->message),
+ "Error type:%s controller %d Addr at %lx\n",
+ "UE", ctl_num, convert_to_physical(priv, pinf, ctl_num, error_data));
+
+ edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci,
+ 1, 0, 0, 0, 0, 0, -1,
+ priv->message, "");
+ pa = convert_to_physical(priv, pinf, ctl_num, error_data);
+ pfn = PHYS_PFN(pa);
+
+ if (IS_ENABLED(CONFIG_MEMORY_FAILURE)) {
+ err = memory_failure(pfn, MF_ACTION_REQUIRED);
+ if (err)
+ edac_dbg(2, "memory_failure() error: %d", err);
+ else
+ edac_dbg(2, "Poison page at PA 0x%lx\n", pa);
+ }
+ }
+}
+
+static void mc_init(struct mem_ctl_info *mci, struct device *dev)
+{
+ struct mc_priv *priv = mci->pvt_info;
+ struct csrow_info *csi;
+ struct dimm_info *dimm;
+ u32 row;
+ int ch;
+
+ /* Initialize controller capabilities and configuration */
+ mci->mtype_cap = MEM_FLAG_DDR5;
+ mci->edac_ctl_cap = EDAC_FLAG_NONE | EDAC_FLAG_SECDED;
+ mci->scrub_cap = SCRUB_HW_SRC;
+ mci->scrub_mode = SCRUB_NONE;
+
+ mci->edac_cap = EDAC_FLAG_SECDED;
+ mci->ctl_name = "VersalNET DDR5";
+ mci->dev_name = dev_name(dev);
+ mci->mod_name = "versalnet_edac";
+
+ edac_op_state = EDAC_OPSTATE_INT;
+
+ for (row = 0; row < mci->nr_csrows; row++) {
+ csi = mci->csrows[row];
+ for (ch = 0; ch < csi->nr_channels; ch++) {
+ dimm = csi->channels[ch]->dimm;
+ dimm->edac_mode = EDAC_SECDED;
+ dimm->mtype = MEM_DDR5;
+ dimm->grain = MC5_ERR_GRAIN;
+ dimm->dtype = priv->dwidth;
+ }
+ }
+}
+
+#define to_mci(k) container_of(k, struct mem_ctl_info, dev)
+
+static unsigned int mcdi_rpc_timeout(struct cdx_mcdi *cdx, unsigned int cmd)
+{
+ return MCDI_RPC_TIMEOUT;
+}
+
+static void mcdi_request(struct cdx_mcdi *cdx,
+ const struct cdx_dword *hdr, size_t hdr_len,
+ const struct cdx_dword *sdu, size_t sdu_len)
+{
+ void *send_buf;
+ int ret;
+
+ send_buf = kzalloc(hdr_len + sdu_len, GFP_KERNEL);
+ if (!send_buf)
+ return;
+
+ memcpy(send_buf, hdr, hdr_len);
+ memcpy(send_buf + hdr_len, sdu, sdu_len);
+
+ ret = rpmsg_send(cdx->ept, send_buf, hdr_len + sdu_len);
+ if (ret)
+ dev_err(&cdx->rpdev->dev, "Failed to send rpmsg data: %d\n", ret);
+
+ kfree(send_buf);
+}
+
+static const struct cdx_mcdi_ops mcdi_ops = {
+ .mcdi_rpc_timeout = mcdi_rpc_timeout,
+ .mcdi_request = mcdi_request,
+};
+
+static void get_ddr_config(u32 index, u32 *buffer, struct cdx_mcdi *amd_mcdi)
+{
+ size_t outlen;
+ int ret;
+
+ MCDI_DECLARE_BUF(inbuf, MC_GET_DDR_CONFIG_IN_LEN);
+ MCDI_DECLARE_BUF(outbuf, BUFFER_SZ);
+
+ MCDI_SET_DWORD(inbuf, EDAC_GET_DDR_CONFIG_IN_CONTROLLER_INDEX, index);
+
+ ret = cdx_mcdi_rpc(amd_mcdi, MC_CMD_EDAC_GET_DDR_CONFIG, inbuf, sizeof(inbuf),
+ outbuf, sizeof(outbuf), &outlen);
+ if (!ret)
+ memcpy(buffer, MCDI_PTR(outbuf, GET_DDR_CONFIG),
+ (ADEC_NUM * 4));
+}
+
+static int setup_mcdi(struct mc_priv *mc_priv)
+{
+ struct cdx_mcdi *amd_mcdi;
+ int ret, i;
+
+ amd_mcdi = kzalloc(sizeof(*amd_mcdi), GFP_KERNEL);
+ if (!amd_mcdi)
+ return -ENOMEM;
+
+ amd_mcdi->mcdi_ops = &mcdi_ops;
+ ret = cdx_mcdi_init(amd_mcdi);
+ if (ret) {
+ kfree(amd_mcdi);
+ return ret;
+ }
+
+ amd_mcdi->ept = mc_priv->ept;
+ mc_priv->mcdi = amd_mcdi;
+
+ for (i = 0; i < NUM_CONTROLLERS; i++)
+ get_ddr_config(i, &mc_priv->adec[ADEC_NUM * i], amd_mcdi);
+
+ return 0;
+}
+
+static const guid_t amd_versalnet_guid = GUID_INIT(0x82678888, 0xa556, 0x44f2,
+ 0xb8, 0xb4, 0x45, 0x56, 0x2e,
+ 0x8c, 0x5b, 0xec);
+
+static int rpmsg_cb(struct rpmsg_device *rpdev, void *data,
+ int len, void *priv, u32 src)
+{
+ struct mc_priv *mc_priv = dev_get_drvdata(&rpdev->dev);
+ const guid_t *sec_type = &guid_null;
+ u32 length, offset, error_id;
+ u32 *result = (u32 *)data;
+ struct ecc_status *p;
+ int i, j, k, sec_sev;
+ const char *err_str;
+ u32 *adec_data;
+
+ if (*(u8 *)data == MCDI_RESPONSE) {
+ cdx_mcdi_process_cmd(mc_priv->mcdi, (struct cdx_dword *)data, len);
+ return 0;
+ }
+
+ sec_sev = result[ERROR_LEVEL];
+ error_id = result[ERROR_ID];
+ length = result[MSG_ERR_LENGTH];
+ offset = result[MSG_ERR_OFFSET];
+
+ /*
+ * The data can come in two stretches. Construct the regs from two
+ * messages. The offset indicates the offset from which the data is to
+ * be taken.
+ */
+ for (i = 0 ; i < length; i++) {
+ k = offset + i;
+ j = ERROR_DATA + i;
+ mc_priv->regs[k] = result[j];
+ }
+
+ if (result[TOTAL_ERR_LENGTH] > length) {
+ if (!mc_priv->part_len)
+ mc_priv->part_len = length;
+ else
+ mc_priv->part_len += length;
+
+ if (mc_priv->part_len < result[TOTAL_ERR_LENGTH])
+ return 0;
+ mc_priv->part_len = 0;
+ }
+
+ mc_priv->error_id = error_id;
+ mc_priv->error_level = result[ERROR_LEVEL];
+
+ switch (error_id) {
+ case 5: err_str = "General Software Non-Correctable error"; break;
+ case 6: err_str = "CFU error"; break;
+ case 7: err_str = "CFRAME error"; break;
+ case 10: err_str = "DDRMC Microblaze Correctable ECC error"; break;
+ case 11: err_str = "DDRMC Microblaze Non-Correctable ECC error"; break;
+ case 15: err_str = "MMCM error"; break;
+ case 16: err_str = "HNICX Correctable error"; break;
+ case 17: err_str = "HNICX Non-Correctable error"; break;
+
+ case 18:
+ p = &mc_priv->stat;
+ memset(p, 0, sizeof(struct ecc_status));
+ p->error_type = MC5_ERR_TYPE_CE;
+ for (i = 0 ; i < NUM_CONTROLLERS; i++) {
+ if (get_ddr_info(&mc_priv->regs[i * REGS_PER_CONTROLLER], mc_priv)) {
+ adec_data = mc_priv->adec + ADEC_NUM * i;
+ handle_error(mc_priv, &mc_priv->stat, i, adec_data);
+ }
+ }
+ return 0;
+ case 19:
+ p = &mc_priv->stat;
+ memset(p, 0, sizeof(struct ecc_status));
+ p->error_type = MC5_ERR_TYPE_UE;
+ for (i = 0 ; i < NUM_CONTROLLERS; i++) {
+ if (get_ddr_info(&mc_priv->regs[i * REGS_PER_CONTROLLER], mc_priv)) {
+ adec_data = mc_priv->adec + ADEC_NUM * i;
+ handle_error(mc_priv, &mc_priv->stat, i, adec_data);
+ }
+ }
+ return 0;
+
+ case 21: err_str = "GT Non-Correctable error"; break;
+ case 22: err_str = "PL Sysmon Correctable error"; break;
+ case 23: err_str = "PL Sysmon Non-Correctable error"; break;
+ case 111: err_str = "LPX unexpected dfx activation error"; break;
+ case 114: err_str = "INT_LPD Non-Correctable error"; break;
+ case 116: err_str = "INT_OCM Non-Correctable error"; break;
+ case 117: err_str = "INT_FPD Correctable error"; break;
+ case 118: err_str = "INT_FPD Non-Correctable error"; break;
+ case 120: err_str = "INT_IOU Non-Correctable error"; break;
+ case 123: err_str = "err_int_irq from APU GIC Distributor"; break;
+ case 124: err_str = "fault_int_irq from APU GIC Distribute"; break;
+ case 132 ... 139: err_str = "FPX SPLITTER error"; break;
+ case 140: err_str = "APU Cluster 0 error"; break;
+ case 141: err_str = "APU Cluster 1 error"; break;
+ case 142: err_str = "APU Cluster 2 error"; break;
+ case 143: err_str = "APU Cluster 3 error"; break;
+ case 145: err_str = "WWDT1 LPX error"; break;
+ case 147: err_str = "IPI error"; break;
+ case 152 ... 153: err_str = "AFIFS error"; break;
+ case 154 ... 155: err_str = "LPX glitch error"; break;
+ case 185 ... 186: err_str = "FPX AFIFS error"; break;
+ case 195 ... 199: err_str = "AFIFM error"; break;
+ case 108: err_str = "PSM Correctable error"; break;
+ case 59: err_str = "PMC correctable error"; break;
+ case 60: err_str = "PMC Un correctable error"; break;
+ case 43 ... 47: err_str = "PMC Sysmon error"; break;
+ case 163 ... 184: err_str = "RPU error"; break;
+ case 148: err_str = "OCM0 correctable error"; break;
+ case 149: err_str = "OCM1 correctable error"; break;
+ case 150: err_str = "OCM0 Un-correctable error"; break;
+ case 151: err_str = "OCM1 Un-correctable error"; break;
+ case 189: err_str = "PSX_CMN_3 PD block consolidated error"; break;
+ case 191: err_str = "FPD_INT_WRAP PD block consolidated error"; break;
+ case 232: err_str = "CRAM Un-Correctable error"; break;
+ default: err_str = "VERSAL_EDAC_ERR_ID: %d"; break;
+ }
+
+ snprintf(mc_priv->message,
+ sizeof(mc_priv->message),
+ "[VERSAL_EDAC_ERR_ID: %d] Error type: %s", error_id, err_str);
+
+ /* Convert to bytes */
+ length = result[TOTAL_ERR_LENGTH] * 4;
+ log_non_standard_event(sec_type, &amd_versalnet_guid, mc_priv->message,
+ sec_sev, (void *)&mc_priv->regs, length);
+
+ return 0;
+}
+
+static struct rpmsg_device_id amd_rpmsg_id_table[] = {
+ { .name = "error_ipc" },
+ { },
+};
+MODULE_DEVICE_TABLE(rpmsg, amd_rpmsg_id_table);
+
+static int rpmsg_probe(struct rpmsg_device *rpdev)
+{
+ struct rpmsg_channel_info chinfo;
+ struct mc_priv *pg;
+
+ pg = (struct mc_priv *)amd_rpmsg_id_table[0].driver_data;
+ chinfo.src = RPMSG_ADDR_ANY;
+ chinfo.dst = rpdev->dst;
+ strscpy(chinfo.name, amd_rpmsg_id_table[0].name,
+ strlen(amd_rpmsg_id_table[0].name));
+
+ pg->ept = rpmsg_create_ept(rpdev, rpmsg_cb, NULL, chinfo);
+ if (!pg->ept)
+ return dev_err_probe(&rpdev->dev, -ENXIO, "Failed to create ept for channel %s\n",
+ chinfo.name);
+
+ dev_set_drvdata(&rpdev->dev, pg);
+
+ return 0;
+}
+
+static void rpmsg_remove(struct rpmsg_device *rpdev)
+{
+ struct mc_priv *mc_priv = dev_get_drvdata(&rpdev->dev);
+
+ rpmsg_destroy_ept(mc_priv->ept);
+ dev_set_drvdata(&rpdev->dev, NULL);
+}
+
+static struct rpmsg_driver amd_rpmsg_driver = {
+ .drv.name = KBUILD_MODNAME,
+ .probe = rpmsg_probe,
+ .remove = rpmsg_remove,
+ .callback = rpmsg_cb,
+ .id_table = amd_rpmsg_id_table,
+};
+
+static void versal_edac_release(struct device *dev)
+{
+ kfree(dev);
+}
+
+static int init_versalnet(struct mc_priv *priv, struct platform_device *pdev)
+{
+ u32 num_chans, rank, dwidth, config;
+ struct edac_mc_layer layers[2];
+ struct mem_ctl_info *mci;
+ struct device *dev;
+ enum dev_type dt;
+ char *name;
+ int rc, i;
+
+ for (i = 0; i < NUM_CONTROLLERS; i++) {
+ config = priv->adec[CONF + i * ADEC_NUM];
+ num_chans = FIELD_GET(MC5_NUM_CHANS_MASK, config);
+ rank = 1 << FIELD_GET(MC5_RANK_MASK, config);
+ dwidth = FIELD_GET(MC5_BUS_WIDTH_MASK, config);
+
+ switch (dwidth) {
+ case XDDR5_BUS_WIDTH_16:
+ dt = DEV_X16;
+ break;
+ case XDDR5_BUS_WIDTH_32:
+ dt = DEV_X32;
+ break;
+ case XDDR5_BUS_WIDTH_64:
+ dt = DEV_X64;
+ break;
+ default:
+ dt = DEV_UNKNOWN;
+ }
+
+ if (dt == DEV_UNKNOWN)
+ continue;
+
+ /* Find the first enabled device and register that one. */
+ layers[0].type = EDAC_MC_LAYER_CHIP_SELECT;
+ layers[0].size = rank;
+ layers[0].is_virt_csrow = true;
+ layers[1].type = EDAC_MC_LAYER_CHANNEL;
+ layers[1].size = num_chans;
+ layers[1].is_virt_csrow = false;
+
+ rc = -ENOMEM;
+ mci = edac_mc_alloc(i, ARRAY_SIZE(layers), layers,
+ sizeof(struct mc_priv));
+ if (!mci) {
+ edac_printk(KERN_ERR, EDAC_MC, "Failed memory allocation for MC%d\n", i);
+ goto err_alloc;
+ }
+
+ priv->mci[i] = mci;
+ priv->dwidth = dt;
+
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ dev->release = versal_edac_release;
+ name = kmalloc(32, GFP_KERNEL);
+ sprintf(name, "versal-net-ddrmc5-edac-%d", i);
+ dev->init_name = name;
+ rc = device_register(dev);
+ if (rc)
+ goto err_alloc;
+
+ mci->pdev = dev;
+
+ platform_set_drvdata(pdev, priv);
+
+ mc_init(mci, dev);
+ rc = edac_mc_add_mc(mci);
+ if (rc) {
+ edac_printk(KERN_ERR, EDAC_MC, "Failed to register MC%d with EDAC core\n", i);
+ goto err_alloc;
+ }
+ }
+ return 0;
+
+err_alloc:
+ while (i--) {
+ mci = priv->mci[i];
+ if (!mci)
+ continue;
+
+ if (mci->pdev) {
+ device_unregister(mci->pdev);
+ edac_mc_del_mc(mci->pdev);
+ }
+
+ edac_mc_free(mci);
+ }
+
+ return rc;
+}
+
+static void remove_versalnet(struct mc_priv *priv)
+{
+ struct mem_ctl_info *mci;
+ int i;
+
+ for (i = 0; i < NUM_CONTROLLERS; i++) {
+ device_unregister(priv->mci[i]->pdev);
+ mci = edac_mc_del_mc(priv->mci[i]->pdev);
+ if (!mci)
+ return;
+
+ edac_mc_free(mci);
+ }
+}
+
+static int mc_probe(struct platform_device *pdev)
+{
+ struct device_node *r5_core_node;
+ struct mc_priv *priv;
+ struct rproc *rp;
+ int rc;
+
+ r5_core_node = of_parse_phandle(pdev->dev.of_node, "amd,rproc", 0);
+ if (!r5_core_node) {
+ dev_err(&pdev->dev, "amd,rproc: invalid phandle\n");
+ return -EINVAL;
+ }
+
+ rp = rproc_get_by_phandle(r5_core_node->phandle);
+ if (!rp)
+ return -EPROBE_DEFER;
+
+ rc = rproc_boot(rp);
+ if (rc) {
+ dev_err(&pdev->dev, "Failed to attach to remote processor\n");
+ goto err_rproc_boot;
+ }
+
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ rc = -ENOMEM;
+ goto err_alloc;
+ }
+
+ amd_rpmsg_id_table[0].driver_data = (kernel_ulong_t)priv;
+
+ rc = register_rpmsg_driver(&amd_rpmsg_driver);
+ if (rc) {
+ edac_printk(KERN_ERR, EDAC_MC, "Failed to register RPMsg driver: %d\n", rc);
+ goto err_alloc;
+ }
+
+ rc = setup_mcdi(priv);
+ if (rc)
+ goto err_unreg;
+
+ priv->mcdi->r5_rproc = rp;
+
+ rc = init_versalnet(priv, pdev);
+ if (rc)
+ goto err_init;
+
+ return 0;
+
+err_init:
+ cdx_mcdi_finish(priv->mcdi);
+
+err_unreg:
+ unregister_rpmsg_driver(&amd_rpmsg_driver);
+
+err_alloc:
+ rproc_shutdown(rp);
+
+err_rproc_boot:
+ rproc_put(rp);
+
+ return rc;
+}
+
+static void mc_remove(struct platform_device *pdev)
+{
+ struct mc_priv *priv = platform_get_drvdata(pdev);
+
+ unregister_rpmsg_driver(&amd_rpmsg_driver);
+ remove_versalnet(priv);
+ rproc_shutdown(priv->mcdi->r5_rproc);
+ cdx_mcdi_finish(priv->mcdi);
+}
+
+static const struct of_device_id amd_edac_match[] = {
+ { .compatible = "xlnx,versal-net-ddrmc5", },
+ {}
+};
+MODULE_DEVICE_TABLE(of, amd_edac_match);
+
+static struct platform_driver amd_ddr_edac_mc_driver = {
+ .driver = {
+ .name = "versal-net-edac",
+ .of_match_table = amd_edac_match,
+ },
+ .probe = mc_probe,
+ .remove = mc_remove,
+};
+
+module_platform_driver(amd_ddr_edac_mc_driver);
+
+MODULE_AUTHOR("AMD Inc");
+MODULE_DESCRIPTION("Versal NET EDAC driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/eisa/eisa-bus.c b/drivers/eisa/eisa-bus.c
index edceea083b98..bd76d599109c 100644
--- a/drivers/eisa/eisa-bus.c
+++ b/drivers/eisa/eisa-bus.c
@@ -135,7 +135,7 @@ static int eisa_bus_uevent(const struct device *dev, struct kobj_uevent_env *env
return 0;
}
-struct bus_type eisa_bus_type = {
+const struct bus_type eisa_bus_type = {
.name = "eisa",
.match = eisa_bus_match,
.uevent = eisa_bus_uevent,
diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig
index a6f6d467aacf..aec46bf03302 100644
--- a/drivers/extcon/Kconfig
+++ b/drivers/extcon/Kconfig
@@ -134,6 +134,19 @@ config EXTCON_MAX8997
Maxim MAX8997 PMIC. The MAX8997 MUIC is a USB port accessory
detector and switch.
+config EXTCON_MAX14526
+ tristate "Maxim MAX14526 EXTCON Support"
+ depends on I2C
+ select IRQ_DOMAIN
+ select REGMAP_I2C
+ help
+ If you say yes here you get support for the Maxim MAX14526
+ MUIC device. The MAX14526 MUIC is a USB port accessory
+ detector and switch. The MAX14526 is designed to simplify
+ interface requirements on portable devices by multiplexing
+ common inputs (USB, UART, Microphone, Stereo Audio and
+ Composite Video) on a single micro/mini USB connector.
+
config EXTCON_PALMAS
tristate "Palmas USB EXTCON support"
depends on MFD_PALMAS
diff --git a/drivers/extcon/Makefile b/drivers/extcon/Makefile
index 0d6d23faf748..6482f2bfd661 100644
--- a/drivers/extcon/Makefile
+++ b/drivers/extcon/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_EXTCON_MAX3355) += extcon-max3355.o
obj-$(CONFIG_EXTCON_MAX77693) += extcon-max77693.o
obj-$(CONFIG_EXTCON_MAX77843) += extcon-max77843.o
obj-$(CONFIG_EXTCON_MAX8997) += extcon-max8997.o
+obj-$(CONFIG_EXTCON_MAX14526) += extcon-max14526.o
obj-$(CONFIG_EXTCON_PALMAS) += extcon-palmas.o
obj-$(CONFIG_EXTCON_PTN5150) += extcon-ptn5150.o
obj-$(CONFIG_EXTCON_QCOM_SPMI_MISC) += extcon-qcom-spmi-misc.o
diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c
index 46c40d85c2ac..7e3c9f38297b 100644
--- a/drivers/extcon/extcon-adc-jack.c
+++ b/drivers/extcon/extcon-adc-jack.c
@@ -164,6 +164,8 @@ static void adc_jack_remove(struct platform_device *pdev)
{
struct adc_jack_data *data = platform_get_drvdata(pdev);
+ if (data->wakeup_source)
+ device_init_wakeup(&pdev->dev, false);
free_irq(data->irq, data);
cancel_work_sync(&data->handler.work);
}
diff --git a/drivers/extcon/extcon-axp288.c b/drivers/extcon/extcon-axp288.c
index d3bcbe839c09..19856dddade6 100644
--- a/drivers/extcon/extcon-axp288.c
+++ b/drivers/extcon/extcon-axp288.c
@@ -470,7 +470,7 @@ static int axp288_extcon_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- device_init_wakeup(dev, true);
+ devm_device_init_wakeup(dev);
platform_set_drvdata(pdev, info);
return 0;
diff --git a/drivers/extcon/extcon-fsa9480.c b/drivers/extcon/extcon-fsa9480.c
index b11b43171063..a031eb0914a0 100644
--- a/drivers/extcon/extcon-fsa9480.c
+++ b/drivers/extcon/extcon-fsa9480.c
@@ -317,7 +317,7 @@ static int fsa9480_probe(struct i2c_client *client)
return ret;
}
- device_init_wakeup(info->dev, true);
+ devm_device_init_wakeup(info->dev);
fsa9480_detect_dev(info);
return 0;
diff --git a/drivers/extcon/extcon-max14526.c b/drivers/extcon/extcon-max14526.c
new file mode 100644
index 000000000000..3750a5c20612
--- /dev/null
+++ b/drivers/extcon/extcon-max14526.c
@@ -0,0 +1,302 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <linux/device.h>
+#include <linux/devm-helpers.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/extcon-provider.h>
+#include <linux/i2c.h>
+#include <linux/mod_devicetable.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <linux/pm.h>
+#include <linux/regmap.h>
+
+/* I2C addresses of MUIC internal registers */
+#define MAX14526_DEVICE_ID 0x00
+#define MAX14526_ID 0x02
+
+/* CONTROL_1 register masks */
+#define MAX14526_CONTROL_1 0x01
+#define ID_2P2 BIT(6)
+#define ID_620 BIT(5)
+#define ID_200 BIT(4)
+#define VLDO BIT(3)
+#define SEMREN BIT(2)
+#define ADC_EN BIT(1)
+#define CP_EN BIT(0)
+
+/* CONTROL_2 register masks */
+#define MAX14526_CONTROL_2 0x02
+#define INTPOL BIT(7)
+#define INT_EN BIT(6)
+#define MIC_LP BIT(5)
+#define CP_AUD BIT(4)
+#define CHG_TYPE BIT(1)
+#define USB_DET_DIS BIT(0)
+
+/* SW_CONTROL register masks */
+#define MAX14526_SW_CONTROL 0x03
+#define SW_DATA 0x00
+#define SW_UART 0x01
+#define SW_AUDIO 0x02
+#define SW_OPEN 0x07
+
+/* INT_STATUS register masks */
+#define MAX14526_INT_STAT 0x04
+#define CHGDET BIT(7)
+#define MR_COMP BIT(6)
+#define SENDEND BIT(5)
+#define V_VBUS BIT(4)
+
+/* STATUS register masks */
+#define MAX14526_STATUS 0x05
+#define CPORT BIT(7)
+#define CHPORT BIT(6)
+#define C1COMP BIT(0)
+
+enum max14526_idno_resistance {
+ MAX14526_GND,
+ MAX14526_24KOHM,
+ MAX14526_56KOHM,
+ MAX14526_100KOHM,
+ MAX14526_130KOHM,
+ MAX14526_180KOHM,
+ MAX14526_240KOHM,
+ MAX14526_330KOHM,
+ MAX14526_430KOHM,
+ MAX14526_620KOHM,
+ MAX14526_910KOHM,
+ MAX14526_OPEN
+};
+
+enum max14526_field_idx {
+ VENDOR_ID, CHIP_REV, /* DEVID */
+ DM, DP, /* SW_CONTROL */
+ MAX14526_N_REGMAP_FIELDS
+};
+
+static const struct reg_field max14526_reg_field[MAX14526_N_REGMAP_FIELDS] = {
+ [VENDOR_ID] = REG_FIELD(MAX14526_DEVICE_ID, 4, 7),
+ [CHIP_REV] = REG_FIELD(MAX14526_DEVICE_ID, 0, 3),
+ [DM] = REG_FIELD(MAX14526_SW_CONTROL, 0, 2),
+ [DP] = REG_FIELD(MAX14526_SW_CONTROL, 3, 5),
+};
+
+struct max14526_data {
+ struct i2c_client *client;
+ struct extcon_dev *edev;
+
+ struct regmap *regmap;
+ struct regmap_field *rfield[MAX14526_N_REGMAP_FIELDS];
+
+ int last_state;
+ int cable;
+};
+
+enum max14526_muic_modes {
+ MAX14526_OTG = MAX14526_GND, /* no power */
+ MAX14526_MHL = MAX14526_56KOHM, /* no power */
+ MAX14526_OTG_Y = MAX14526_GND | V_VBUS,
+ MAX14526_MHL_CHG = MAX14526_GND | V_VBUS | CHGDET,
+ MAX14526_NONE = MAX14526_OPEN,
+ MAX14526_USB = MAX14526_OPEN | V_VBUS,
+ MAX14526_CHG = MAX14526_OPEN | V_VBUS | CHGDET,
+};
+
+static const unsigned int max14526_extcon_cable[] = {
+ EXTCON_USB,
+ EXTCON_USB_HOST,
+ EXTCON_CHG_USB_FAST,
+ EXTCON_DISP_MHL,
+ EXTCON_NONE,
+};
+
+static int max14526_ap_usb_mode(struct max14526_data *priv)
+{
+ struct device *dev = &priv->client->dev;
+ int ret;
+
+ /* Enable USB Path */
+ ret = regmap_field_write(priv->rfield[DM], SW_DATA);
+ if (ret)
+ return ret;
+
+ ret = regmap_field_write(priv->rfield[DP], SW_DATA);
+ if (ret)
+ return ret;
+
+ /* Enable 200K, Charger Pump and ADC */
+ ret = regmap_write(priv->regmap, MAX14526_CONTROL_1,
+ ID_200 | ADC_EN | CP_EN);
+ if (ret)
+ return ret;
+
+ dev_dbg(dev, "AP USB mode set\n");
+
+ return 0;
+}
+
+static irqreturn_t max14526_interrupt(int irq, void *dev_id)
+{
+ struct max14526_data *priv = dev_id;
+ struct device *dev = &priv->client->dev;
+ int state, ret;
+
+ /*
+ * Upon an MUIC IRQ (MUIC_INT_N falls), wait at least 70ms
+ * before reading INT_STAT and STATUS. After the reads,
+ * MUIC_INT_N returns to high (but the INT_STAT and STATUS
+ * contents will be held).
+ */
+ msleep(100);
+
+ ret = regmap_read(priv->regmap, MAX14526_INT_STAT, &state);
+ if (ret)
+ dev_err(dev, "failed to read MUIC state %d\n", ret);
+
+ if (state == priv->last_state)
+ return IRQ_HANDLED;
+
+ /* Detach previous device */
+ extcon_set_state_sync(priv->edev, priv->cable, false);
+
+ switch (state) {
+ case MAX14526_USB:
+ priv->cable = EXTCON_USB;
+ break;
+
+ case MAX14526_CHG:
+ priv->cable = EXTCON_CHG_USB_FAST;
+ break;
+
+ case MAX14526_OTG:
+ case MAX14526_OTG_Y:
+ priv->cable = EXTCON_USB_HOST;
+ break;
+
+ case MAX14526_MHL:
+ case MAX14526_MHL_CHG:
+ priv->cable = EXTCON_DISP_MHL;
+ break;
+
+ case MAX14526_NONE:
+ default:
+ priv->cable = EXTCON_NONE;
+ break;
+ }
+
+ extcon_set_state_sync(priv->edev, priv->cable, true);
+
+ priv->last_state = state;
+
+ return IRQ_HANDLED;
+}
+
+static const struct regmap_config max14526_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = MAX14526_STATUS,
+};
+
+static int max14526_probe(struct i2c_client *client)
+{
+ struct device *dev = &client->dev;
+ struct max14526_data *priv;
+ int ret, dev_id, rev, i;
+
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->client = client;
+ i2c_set_clientdata(client, priv);
+
+ priv->regmap = devm_regmap_init_i2c(client, &max14526_regmap_config);
+ if (IS_ERR(priv->regmap))
+ return dev_err_probe(dev, PTR_ERR(priv->regmap), "cannot allocate regmap\n");
+
+ for (i = 0; i < MAX14526_N_REGMAP_FIELDS; i++) {
+ priv->rfield[i] = devm_regmap_field_alloc(dev, priv->regmap,
+ max14526_reg_field[i]);
+ if (IS_ERR(priv->rfield[i]))
+ return dev_err_probe(dev, PTR_ERR(priv->rfield[i]),
+ "cannot allocate regmap field\n");
+ }
+
+ /* Detect if MUIC version is supported */
+ ret = regmap_field_read(priv->rfield[VENDOR_ID], &dev_id);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to read MUIC ID\n");
+
+ regmap_field_read(priv->rfield[CHIP_REV], &rev);
+
+ if (dev_id == MAX14526_ID)
+ dev_info(dev, "detected MAX14526 MUIC with id 0x%x, rev 0x%x\n", dev_id, rev);
+ else
+ dev_err_probe(dev, -EINVAL, "MUIC vendor id 0x%X is not recognized\n", dev_id);
+
+ priv->edev = devm_extcon_dev_allocate(dev, max14526_extcon_cable);
+ if (IS_ERR(priv->edev))
+ return dev_err_probe(dev, (IS_ERR(priv->edev)),
+ "failed to allocate extcon device\n");
+
+ ret = devm_extcon_dev_register(dev, priv->edev);
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "failed to register extcon device\n");
+
+ ret = max14526_ap_usb_mode(priv);
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "failed to set AP USB mode\n");
+
+ regmap_write_bits(priv->regmap, MAX14526_CONTROL_2, INT_EN, INT_EN);
+ regmap_write_bits(priv->regmap, MAX14526_CONTROL_2, USB_DET_DIS, (u32)~USB_DET_DIS);
+
+ ret = devm_request_threaded_irq(dev, client->irq, NULL, &max14526_interrupt,
+ IRQF_ONESHOT | IRQF_SHARED, client->name, priv);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to register IRQ\n");
+
+ irq_wake_thread(client->irq, priv);
+
+ return 0;
+}
+
+static int max14526_resume(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct max14526_data *priv = i2c_get_clientdata(client);
+
+ irq_wake_thread(client->irq, priv);
+
+ return 0;
+}
+
+static DEFINE_SIMPLE_DEV_PM_OPS(max14526_pm_ops, NULL, max14526_resume);
+
+static const struct of_device_id max14526_match[] = {
+ { .compatible = "maxim,max14526" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, max14526_match);
+
+static const struct i2c_device_id max14526_id[] = {
+ { "max14526" },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, max14526_id);
+
+static struct i2c_driver max14526_driver = {
+ .driver = {
+ .name = "max14526",
+ .of_match_table = max14526_match,
+ .pm = &max14526_pm_ops,
+ },
+ .probe = max14526_probe,
+ .id_table = max14526_id,
+};
+module_i2c_driver(max14526_driver);
+
+MODULE_AUTHOR("Svyatoslav Ryhel <clamor95@gmail.com>");
+MODULE_DESCRIPTION("MAX14526 extcon driver to support MUIC");
+MODULE_LICENSE("GPL");
diff --git a/drivers/extcon/extcon-qcom-spmi-misc.c b/drivers/extcon/extcon-qcom-spmi-misc.c
index 53de581a393a..afaba5685c3d 100644
--- a/drivers/extcon/extcon-qcom-spmi-misc.c
+++ b/drivers/extcon/extcon-qcom-spmi-misc.c
@@ -155,7 +155,7 @@ static int qcom_usb_extcon_probe(struct platform_device *pdev)
}
platform_set_drvdata(pdev, info);
- device_init_wakeup(dev, 1);
+ devm_device_init_wakeup(dev);
/* Perform initial detection */
qcom_usb_extcon_detect_cable(&info->wq_detcable.work);
diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c
index aae774e7a5c3..0462d7b9e547 100644
--- a/drivers/firewire/core-card.c
+++ b/drivers/firewire/core-card.c
@@ -86,8 +86,6 @@ static size_t config_rom_length = 1 + 4 + 1 + 1;
*/
#define DEFAULT_SPLIT_TIMEOUT (2 * 8000)
-#define CANON_OUI 0x000085
-
static void generate_config_rom(struct fw_card *card, __be32 *config_rom)
{
struct fw_descriptor *desc;
@@ -229,8 +227,7 @@ void fw_schedule_bus_reset(struct fw_card *card, bool delayed, bool short_reset)
/* Use an arbitrary short delay to combine multiple reset requests. */
fw_card_get(card);
- if (!queue_delayed_work(fw_workqueue, &card->br_work,
- delayed ? DIV_ROUND_UP(HZ, 100) : 0))
+ if (!queue_delayed_work(fw_workqueue, &card->br_work, delayed ? msecs_to_jiffies(10) : 0))
fw_card_put(card);
}
EXPORT_SYMBOL(fw_schedule_bus_reset);
@@ -241,10 +238,10 @@ static void br_work(struct work_struct *work)
/* Delay for 2s after last reset per IEEE 1394 clause 8.2.1. */
if (card->reset_jiffies != 0 &&
- time_before64(get_jiffies_64(), card->reset_jiffies + 2 * HZ)) {
+ time_is_after_jiffies64(card->reset_jiffies + secs_to_jiffies(2))) {
trace_bus_reset_postpone(card->index, card->generation, card->br_short);
- if (!queue_delayed_work(fw_workqueue, &card->br_work, 2 * HZ))
+ if (!queue_delayed_work(fw_workqueue, &card->br_work, secs_to_jiffies(2)))
fw_card_put(card);
return;
}
@@ -280,225 +277,249 @@ void fw_schedule_bm_work(struct fw_card *card, unsigned long delay)
fw_card_put(card);
}
-static void bm_work(struct work_struct *work)
+enum bm_contention_outcome {
+ // The bus management contention window is not expired.
+ BM_CONTENTION_OUTCOME_WITHIN_WINDOW = 0,
+ // The IRM node has link off.
+ BM_CONTENTION_OUTCOME_IRM_HAS_LINK_OFF,
+ // The IRM node complies IEEE 1394:1994 only.
+ BM_CONTENTION_OUTCOME_IRM_COMPLIES_1394_1995_ONLY,
+ // Another bus reset, BM work has been rescheduled.
+ BM_CONTENTION_OUTCOME_AT_NEW_GENERATION,
+ // We have been unable to send the lock request to IRM node due to some local problem.
+ BM_CONTENTION_OUTCOME_LOCAL_PROBLEM_AT_TRANSACTION,
+ // The lock request failed, maybe the IRM isn't really IRM capable after all.
+ BM_CONTENTION_OUTCOME_IRM_IS_NOT_CAPABLE_FOR_IRM,
+ // Somebody else is BM.
+ BM_CONTENTION_OUTCOME_IRM_HOLDS_ANOTHER_NODE_AS_BM,
+ // The local node succeeds after contending for bus manager.
+ BM_CONTENTION_OUTCOME_IRM_HOLDS_LOCAL_NODE_AS_BM,
+};
+
+static enum bm_contention_outcome contend_for_bm(struct fw_card *card)
+__must_hold(&card->lock)
{
- static const char gap_count_table[] = {
- 63, 5, 7, 8, 10, 13, 16, 18, 21, 24, 26, 29, 32, 35, 37, 40
+ int generation = card->generation;
+ int local_id = card->local_node->node_id;
+ __be32 data[2] = {
+ cpu_to_be32(BUS_MANAGER_ID_NOT_REGISTERED),
+ cpu_to_be32(local_id),
};
- struct fw_card *card = from_work(card, work, bm_work.work);
- struct fw_device *root_device, *irm_device;
- struct fw_node *root_node;
- int root_id, new_root_id, irm_id, bm_id, local_id;
- int gap_count, generation, grace, rcode;
- bool do_reset = false;
- bool root_device_is_running;
- bool root_device_is_cmc;
- bool irm_is_1394_1995_only;
- bool keep_this_irm;
- __be32 transaction_data[2];
+ bool grace = time_is_before_jiffies64(card->reset_jiffies + msecs_to_jiffies(125));
+ struct fw_node *irm_node;
+ struct fw_device *irm_device;
+ int irm_node_id, irm_device_quirks = 0;
+ int rcode;
- spin_lock_irq(&card->lock);
+ lockdep_assert_held(&card->lock);
- if (card->local_node == NULL) {
- spin_unlock_irq(&card->lock);
- goto out_put_card;
+ if (!grace) {
+ if (!is_next_generation(generation, card->bm_generation) || card->bm_abdicate)
+ return BM_CONTENTION_OUTCOME_WITHIN_WINDOW;
}
- generation = card->generation;
-
- root_node = card->root_node;
- fw_node_get(root_node);
- root_device = root_node->data;
- root_device_is_running = root_device &&
- atomic_read(&root_device->state) == FW_DEVICE_RUNNING;
- root_device_is_cmc = root_device && root_device->cmc;
+ irm_node = card->irm_node;
+ if (!irm_node->link_on) {
+ fw_notice(card, "IRM has link off, making local node (%02x) root\n", local_id);
+ return BM_CONTENTION_OUTCOME_IRM_HAS_LINK_OFF;
+ }
- irm_device = card->irm_node->data;
- irm_is_1394_1995_only = irm_device && irm_device->config_rom &&
- (irm_device->config_rom[2] & 0x000000f0) == 0;
+ // NOTE: It is likely that the quirk detection for IRM device has not done yet.
+ irm_device = fw_node_get_device(irm_node);
+ if (irm_device)
+ irm_device_quirks = READ_ONCE(irm_device->quirks);
+ if ((irm_device_quirks & FW_DEVICE_QUIRK_IRM_IS_1394_1995_ONLY) &&
+ !(irm_device_quirks & FW_DEVICE_QUIRK_IRM_IGNORES_BUS_MANAGER)) {
+ fw_notice(card, "IRM is not 1394a compliant, making local node (%02x) root\n",
+ local_id);
+ return BM_CONTENTION_OUTCOME_IRM_COMPLIES_1394_1995_ONLY;
+ }
- /* Canon MV5i works unreliably if it is not root node. */
- keep_this_irm = irm_device && irm_device->config_rom &&
- irm_device->config_rom[3] >> 8 == CANON_OUI;
+ irm_node_id = irm_node->node_id;
- root_id = root_node->node_id;
- irm_id = card->irm_node->node_id;
- local_id = card->local_node->node_id;
+ spin_unlock_irq(&card->lock);
- grace = time_after64(get_jiffies_64(),
- card->reset_jiffies + DIV_ROUND_UP(HZ, 8));
+ rcode = fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP, irm_node_id, generation,
+ SCODE_100, CSR_REGISTER_BASE + CSR_BUS_MANAGER_ID, data,
+ sizeof(data));
- if ((is_next_generation(generation, card->bm_generation) &&
- !card->bm_abdicate) ||
- (card->bm_generation != generation && grace)) {
- /*
- * This first step is to figure out who is IRM and
- * then try to become bus manager. If the IRM is not
- * well defined (e.g. does not have an active link
- * layer or does not responds to our lock request, we
- * will have to do a little vigilante bus management.
- * In that case, we do a goto into the gap count logic
- * so that when we do the reset, we still optimize the
- * gap count. That could well save a reset in the
- * next generation.
- */
+ spin_lock_irq(&card->lock);
- if (!card->irm_node->link_on) {
- new_root_id = local_id;
- fw_notice(card, "%s, making local node (%02x) root\n",
- "IRM has link off", new_root_id);
- goto pick_me;
+ switch (rcode) {
+ case RCODE_GENERATION:
+ return BM_CONTENTION_OUTCOME_AT_NEW_GENERATION;
+ case RCODE_SEND_ERROR:
+ return BM_CONTENTION_OUTCOME_LOCAL_PROBLEM_AT_TRANSACTION;
+ case RCODE_COMPLETE:
+ {
+ int bm_id = be32_to_cpu(data[0]);
+
+ // Used by cdev layer for "struct fw_cdev_event_bus_reset".
+ if (bm_id != BUS_MANAGER_ID_NOT_REGISTERED)
+ card->bm_node_id = 0xffc0 & bm_id;
+ else
+ card->bm_node_id = local_id;
+
+ if (bm_id != BUS_MANAGER_ID_NOT_REGISTERED)
+ return BM_CONTENTION_OUTCOME_IRM_HOLDS_ANOTHER_NODE_AS_BM;
+ else
+ return BM_CONTENTION_OUTCOME_IRM_HOLDS_LOCAL_NODE_AS_BM;
+ }
+ default:
+ if (!(irm_device_quirks & FW_DEVICE_QUIRK_IRM_IGNORES_BUS_MANAGER)) {
+ fw_notice(card, "BM lock failed (%s), making local node (%02x) root\n",
+ fw_rcode_string(rcode), local_id);
+ return BM_CONTENTION_OUTCOME_IRM_COMPLIES_1394_1995_ONLY;
+ } else {
+ return BM_CONTENTION_OUTCOME_IRM_IS_NOT_CAPABLE_FOR_IRM;
}
+ }
+}
- if (irm_is_1394_1995_only && !keep_this_irm) {
- new_root_id = local_id;
- fw_notice(card, "%s, making local node (%02x) root\n",
- "IRM is not 1394a compliant", new_root_id);
- goto pick_me;
- }
+DEFINE_FREE(node_unref, struct fw_node *, if (_T) fw_node_put(_T))
+DEFINE_FREE(card_unref, struct fw_card *, if (_T) fw_card_put(_T))
- transaction_data[0] = cpu_to_be32(0x3f);
- transaction_data[1] = cpu_to_be32(local_id);
+static void bm_work(struct work_struct *work)
+{
+ static const char gap_count_table[] = {
+ 63, 5, 7, 8, 10, 13, 16, 18, 21, 24, 26, 29, 32, 35, 37, 40
+ };
+ struct fw_card *card __free(card_unref) = from_work(card, work, bm_work.work);
+ struct fw_node *root_node __free(node_unref) = NULL;
+ int root_id, new_root_id, irm_id, local_id;
+ int expected_gap_count, generation;
+ bool stand_for_root = false;
+
+ spin_lock_irq(&card->lock);
+ if (card->local_node == NULL) {
spin_unlock_irq(&card->lock);
+ return;
+ }
- rcode = fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP,
- irm_id, generation, SCODE_100,
- CSR_REGISTER_BASE + CSR_BUS_MANAGER_ID,
- transaction_data, 8);
+ generation = card->generation;
- if (rcode == RCODE_GENERATION)
- /* Another bus reset, BM work has been rescheduled. */
- goto out;
+ root_node = fw_node_get(card->root_node);
- bm_id = be32_to_cpu(transaction_data[0]);
+ root_id = root_node->node_id;
+ irm_id = card->irm_node->node_id;
+ local_id = card->local_node->node_id;
- scoped_guard(spinlock_irq, &card->lock) {
- if (rcode == RCODE_COMPLETE && generation == card->generation)
- card->bm_node_id =
- bm_id == 0x3f ? local_id : 0xffc0 | bm_id;
- }
+ if (card->bm_generation != generation) {
+ enum bm_contention_outcome result = contend_for_bm(card);
- if (rcode == RCODE_COMPLETE && bm_id != 0x3f) {
- /* Somebody else is BM. Only act as IRM. */
- if (local_id == irm_id)
+ switch (result) {
+ case BM_CONTENTION_OUTCOME_WITHIN_WINDOW:
+ spin_unlock_irq(&card->lock);
+ fw_schedule_bm_work(card, msecs_to_jiffies(125));
+ return;
+ case BM_CONTENTION_OUTCOME_IRM_HAS_LINK_OFF:
+ stand_for_root = true;
+ break;
+ case BM_CONTENTION_OUTCOME_IRM_COMPLIES_1394_1995_ONLY:
+ stand_for_root = true;
+ break;
+ case BM_CONTENTION_OUTCOME_AT_NEW_GENERATION:
+ // BM work has been rescheduled.
+ spin_unlock_irq(&card->lock);
+ return;
+ case BM_CONTENTION_OUTCOME_LOCAL_PROBLEM_AT_TRANSACTION:
+ // Let's try again later and hope that the local problem has gone away by
+ // then.
+ spin_unlock_irq(&card->lock);
+ fw_schedule_bm_work(card, msecs_to_jiffies(125));
+ return;
+ case BM_CONTENTION_OUTCOME_IRM_IS_NOT_CAPABLE_FOR_IRM:
+ // Let's do a bus reset and pick the local node as root, and thus, IRM.
+ stand_for_root = true;
+ break;
+ case BM_CONTENTION_OUTCOME_IRM_HOLDS_ANOTHER_NODE_AS_BM:
+ if (local_id == irm_id) {
+ // Only acts as IRM.
+ spin_unlock_irq(&card->lock);
allocate_broadcast_channel(card, generation);
-
- goto out;
- }
-
- if (rcode == RCODE_SEND_ERROR) {
- /*
- * We have been unable to send the lock request due to
- * some local problem. Let's try again later and hope
- * that the problem has gone away by then.
- */
- fw_schedule_bm_work(card, DIV_ROUND_UP(HZ, 8));
- goto out;
+ spin_lock_irq(&card->lock);
+ }
+ fallthrough;
+ case BM_CONTENTION_OUTCOME_IRM_HOLDS_LOCAL_NODE_AS_BM:
+ default:
+ card->bm_generation = generation;
+ break;
}
+ }
- spin_lock_irq(&card->lock);
-
- if (rcode != RCODE_COMPLETE && !keep_this_irm) {
- /*
- * The lock request failed, maybe the IRM
- * isn't really IRM capable after all. Let's
- * do a bus reset and pick the local node as
- * root, and thus, IRM.
- */
- new_root_id = local_id;
- fw_notice(card, "BM lock failed (%s), making local node (%02x) root\n",
- fw_rcode_string(rcode), new_root_id);
- goto pick_me;
+ // We're bus manager for this generation, so next step is to make sure we have an active
+ // cycle master and do gap count optimization.
+ if (!stand_for_root) {
+ if (card->gap_count == GAP_COUNT_MISMATCHED) {
+ // If self IDs have inconsistent gap counts, do a
+ // bus reset ASAP. The config rom read might never
+ // complete, so don't wait for it. However, still
+ // send a PHY configuration packet prior to the
+ // bus reset. The PHY configuration packet might
+ // fail, but 1394-2008 8.4.5.2 explicitly permits
+ // it in this case, so it should be safe to try.
+ stand_for_root = true;
+
+ // We must always send a bus reset if the gap count
+ // is inconsistent, so bypass the 5-reset limit.
+ card->bm_retries = 0;
+ } else {
+ // Now investigate root node.
+ struct fw_device *root_device = fw_node_get_device(root_node);
+
+ if (root_device == NULL) {
+ // Either link_on is false, or we failed to read the
+ // config rom. In either case, pick another root.
+ stand_for_root = true;
+ } else {
+ bool root_device_is_running =
+ atomic_read(&root_device->state) == FW_DEVICE_RUNNING;
+
+ if (!root_device_is_running) {
+ // If we haven't probed this device yet, bail out now
+ // and let's try again once that's done.
+ spin_unlock_irq(&card->lock);
+ return;
+ } else if (!root_device->cmc) {
+ // Current root has an active link layer and we
+ // successfully read the config rom, but it's not
+ // cycle master capable.
+ stand_for_root = true;
+ }
+ }
}
- } else if (card->bm_generation != generation) {
- /*
- * We weren't BM in the last generation, and the last
- * bus reset is less than 125ms ago. Reschedule this job.
- */
- spin_unlock_irq(&card->lock);
- fw_schedule_bm_work(card, DIV_ROUND_UP(HZ, 8));
- goto out;
}
- /*
- * We're bus manager for this generation, so next step is to
- * make sure we have an active cycle master and do gap count
- * optimization.
- */
- card->bm_generation = generation;
-
- if (card->gap_count == 0) {
- /*
- * If self IDs have inconsistent gap counts, do a
- * bus reset ASAP. The config rom read might never
- * complete, so don't wait for it. However, still
- * send a PHY configuration packet prior to the
- * bus reset. The PHY configuration packet might
- * fail, but 1394-2008 8.4.5.2 explicitly permits
- * it in this case, so it should be safe to try.
- */
- new_root_id = local_id;
- /*
- * We must always send a bus reset if the gap count
- * is inconsistent, so bypass the 5-reset limit.
- */
- card->bm_retries = 0;
- } else if (root_device == NULL) {
- /*
- * Either link_on is false, or we failed to read the
- * config rom. In either case, pick another root.
- */
+ if (stand_for_root) {
new_root_id = local_id;
- } else if (!root_device_is_running) {
- /*
- * If we haven't probed this device yet, bail out now
- * and let's try again once that's done.
- */
- spin_unlock_irq(&card->lock);
- goto out;
- } else if (root_device_is_cmc) {
- /*
- * We will send out a force root packet for this
- * node as part of the gap count optimization.
- */
- new_root_id = root_id;
} else {
- /*
- * Current root has an active link layer and we
- * successfully read the config rom, but it's not
- * cycle master capable.
- */
- new_root_id = local_id;
+ // We will send out a force root packet for this node as part of the gap count
+ // optimization on behalf of the node.
+ new_root_id = root_id;
}
- pick_me:
/*
* Pick a gap count from 1394a table E-1. The table doesn't cover
* the typically much larger 1394b beta repeater delays though.
*/
if (!card->beta_repeaters_present &&
root_node->max_hops < ARRAY_SIZE(gap_count_table))
- gap_count = gap_count_table[root_node->max_hops];
+ expected_gap_count = gap_count_table[root_node->max_hops];
else
- gap_count = 63;
+ expected_gap_count = 63;
- /*
- * Finally, figure out if we should do a reset or not. If we have
- * done less than 5 resets with the same physical topology and we
- * have either a new root or a new gap count setting, let's do it.
- */
+ // Finally, figure out if we should do a reset or not. If we have done less than 5 resets
+ // with the same physical topology and we have either a new root or a new gap count
+ // setting, let's do it.
+ if (card->bm_retries++ < 5 && (card->gap_count != expected_gap_count || new_root_id != root_id)) {
+ int card_gap_count = card->gap_count;
- if (card->bm_retries++ < 5 &&
- (card->gap_count != gap_count || new_root_id != root_id))
- do_reset = true;
-
- spin_unlock_irq(&card->lock);
+ spin_unlock_irq(&card->lock);
- if (do_reset) {
fw_notice(card, "phy config: new root=%x, gap_count=%d\n",
- new_root_id, gap_count);
- fw_send_phy_config(card, new_root_id, generation, gap_count);
+ new_root_id, expected_gap_count);
+ fw_send_phy_config(card, new_root_id, generation, expected_gap_count);
/*
* Where possible, use a short bus reset to minimize
* disruption to isochronous transfers. But in the event
@@ -511,31 +532,27 @@ static void bm_work(struct work_struct *work)
* may treat it as two, causing a gap count inconsistency
* again. Using a long bus reset prevents this.
*/
- reset_bus(card, card->gap_count != 0);
+ reset_bus(card, card_gap_count != 0);
/* Will allocate broadcast channel after the reset. */
- goto out;
- }
+ } else {
+ struct fw_device *root_device = fw_node_get_device(root_node);
- if (root_device_is_cmc) {
- /*
- * Make sure that the cycle master sends cycle start packets.
- */
- transaction_data[0] = cpu_to_be32(CSR_STATE_BIT_CMSTR);
- rcode = fw_run_transaction(card, TCODE_WRITE_QUADLET_REQUEST,
- root_id, generation, SCODE_100,
- CSR_REGISTER_BASE + CSR_STATE_SET,
- transaction_data, 4);
- if (rcode == RCODE_GENERATION)
- goto out;
- }
+ spin_unlock_irq(&card->lock);
- if (local_id == irm_id)
- allocate_broadcast_channel(card, generation);
+ if (root_device && root_device->cmc) {
+ // Make sure that the cycle master sends cycle start packets.
+ __be32 data = cpu_to_be32(CSR_STATE_BIT_CMSTR);
+ int rcode = fw_run_transaction(card, TCODE_WRITE_QUADLET_REQUEST,
+ root_id, generation, SCODE_100,
+ CSR_REGISTER_BASE + CSR_STATE_SET,
+ &data, sizeof(data));
+ if (rcode == RCODE_GENERATION)
+ return;
+ }
- out:
- fw_node_put(root_node);
- out_put_card:
- fw_card_put(card);
+ if (local_id == irm_id)
+ allocate_broadcast_channel(card, generation);
+ }
}
void fw_card_initialize(struct fw_card *card,
@@ -547,20 +564,26 @@ void fw_card_initialize(struct fw_card *card,
card->index = atomic_inc_return(&index);
card->driver = driver;
card->device = device;
- card->current_tlabel = 0;
- card->tlabel_mask = 0;
- card->split_timeout_hi = DEFAULT_SPLIT_TIMEOUT / 8000;
- card->split_timeout_lo = (DEFAULT_SPLIT_TIMEOUT % 8000) << 19;
- card->split_timeout_cycles = DEFAULT_SPLIT_TIMEOUT;
- card->split_timeout_jiffies =
- DIV_ROUND_UP(DEFAULT_SPLIT_TIMEOUT * HZ, 8000);
+
+ card->transactions.current_tlabel = 0;
+ card->transactions.tlabel_mask = 0;
+ INIT_LIST_HEAD(&card->transactions.list);
+ spin_lock_init(&card->transactions.lock);
+
+ spin_lock_init(&card->topology_map.lock);
+
+ card->split_timeout.hi = DEFAULT_SPLIT_TIMEOUT / 8000;
+ card->split_timeout.lo = (DEFAULT_SPLIT_TIMEOUT % 8000) << 19;
+ card->split_timeout.cycles = DEFAULT_SPLIT_TIMEOUT;
+ card->split_timeout.jiffies = isoc_cycles_to_jiffies(DEFAULT_SPLIT_TIMEOUT);
+ spin_lock_init(&card->split_timeout.lock);
+
card->color = 0;
card->broadcast_channel = BROADCAST_CHANNEL_INITIAL;
kref_init(&card->kref);
init_completion(&card->done);
- INIT_LIST_HEAD(&card->transaction_list);
- INIT_LIST_HEAD(&card->phy_receiver_list);
+
spin_lock_init(&card->lock);
card->local_node = NULL;
@@ -570,9 +593,13 @@ void fw_card_initialize(struct fw_card *card,
}
EXPORT_SYMBOL(fw_card_initialize);
+DEFINE_FREE(workqueue_destroy, struct workqueue_struct *, if (_T) destroy_workqueue(_T))
+
int fw_card_add(struct fw_card *card, u32 max_receive, u32 link_speed, u64 guid,
unsigned int supported_isoc_contexts)
{
+ struct workqueue_struct *isoc_wq __free(workqueue_destroy) = NULL;
+ struct workqueue_struct *async_wq __free(workqueue_destroy) = NULL;
int ret;
// This workqueue should be:
@@ -587,10 +614,10 @@ int fw_card_add(struct fw_card *card, u32 max_receive, u32 link_speed, u64 guid,
// * == WQ_SYSFS Parameters are available via sysfs.
// * max_active == n_it + n_ir A hardIRQ could notify events for multiple isochronous
// contexts if they are scheduled to the same cycle.
- card->isoc_wq = alloc_workqueue("firewire-isoc-card%u",
- WQ_UNBOUND | WQ_FREEZABLE | WQ_HIGHPRI | WQ_SYSFS,
- supported_isoc_contexts, card->index);
- if (!card->isoc_wq)
+ isoc_wq = alloc_workqueue("firewire-isoc-card%u",
+ WQ_UNBOUND | WQ_FREEZABLE | WQ_HIGHPRI | WQ_SYSFS,
+ supported_isoc_contexts, card->index);
+ if (!isoc_wq)
return -ENOMEM;
// This workqueue should be:
@@ -602,14 +629,14 @@ int fw_card_add(struct fw_card *card, u32 max_receive, u32 link_speed, u64 guid,
// * == WQ_SYSFS Parameters are available via sysfs.
// * max_active == 4 A hardIRQ could notify events for a pair of requests and
// response AR/AT contexts.
- card->async_wq = alloc_workqueue("firewire-async-card%u",
- WQ_UNBOUND | WQ_MEM_RECLAIM | WQ_FREEZABLE | WQ_HIGHPRI | WQ_SYSFS,
- 4, card->index);
- if (!card->async_wq) {
- ret = -ENOMEM;
- goto err_isoc;
- }
+ async_wq = alloc_workqueue("firewire-async-card%u",
+ WQ_UNBOUND | WQ_MEM_RECLAIM | WQ_FREEZABLE | WQ_HIGHPRI | WQ_SYSFS,
+ 4, card->index);
+ if (!async_wq)
+ return -ENOMEM;
+ card->isoc_wq = isoc_wq;
+ card->async_wq = async_wq;
card->max_receive = max_receive;
card->link_speed = link_speed;
card->guid = guid;
@@ -617,18 +644,18 @@ int fw_card_add(struct fw_card *card, u32 max_receive, u32 link_speed, u64 guid,
scoped_guard(mutex, &card_mutex) {
generate_config_rom(card, tmp_config_rom);
ret = card->driver->enable(card, tmp_config_rom, config_rom_length);
- if (ret < 0)
- goto err_async;
+ if (ret < 0) {
+ card->isoc_wq = NULL;
+ card->async_wq = NULL;
+ return ret;
+ }
+ retain_and_null_ptr(isoc_wq);
+ retain_and_null_ptr(async_wq);
list_add_tail(&card->link, &card_list);
}
return 0;
-err_async:
- destroy_workqueue(card->async_wq);
-err_isoc:
- destroy_workqueue(card->isoc_wq);
- return ret;
}
EXPORT_SYMBOL(fw_card_add);
@@ -759,9 +786,13 @@ void fw_core_remove_card(struct fw_card *card)
/* Switch off most of the card driver interface. */
dummy_driver.free_iso_context = card->driver->free_iso_context;
dummy_driver.stop_iso = card->driver->stop_iso;
+ dummy_driver.disable = card->driver->disable;
card->driver = &dummy_driver;
+
drain_workqueue(card->isoc_wq);
drain_workqueue(card->async_wq);
+ card->driver->disable(card);
+ fw_cancel_pending_transactions(card);
scoped_guard(spinlock_irqsave, &card->lock)
fw_destroy_nodes(card);
@@ -773,7 +804,7 @@ void fw_core_remove_card(struct fw_card *card)
destroy_workqueue(card->isoc_wq);
destroy_workqueue(card->async_wq);
- WARN_ON(!list_empty(&card->transaction_list));
+ WARN_ON(!list_empty(&card->transactions.list));
}
EXPORT_SYMBOL(fw_core_remove_card);
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index 78b10c6ef7fe..49dc1612c691 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -41,12 +41,15 @@
/*
* ABI version history is documented in linux/firewire-cdev.h.
*/
-#define FW_CDEV_KERNEL_VERSION 5
+#define FW_CDEV_KERNEL_VERSION 6
#define FW_CDEV_VERSION_EVENT_REQUEST2 4
#define FW_CDEV_VERSION_ALLOCATE_REGION_END 4
#define FW_CDEV_VERSION_AUTO_FLUSH_ISO_OVERFLOW 5
#define FW_CDEV_VERSION_EVENT_ASYNC_TSTAMP 6
+static DEFINE_SPINLOCK(phy_receiver_list_lock);
+static LIST_HEAD(phy_receiver_list);
+
struct client {
u32 version;
struct fw_device *device;
@@ -937,11 +940,12 @@ static int ioctl_add_descriptor(struct client *client, union ioctl_arg *arg)
if (a->length > 256)
return -EINVAL;
- r = kmalloc(sizeof(*r) + a->length * 4, GFP_KERNEL);
+ r = kmalloc(struct_size(r, data, a->length), GFP_KERNEL);
if (r == NULL)
return -ENOMEM;
- if (copy_from_user(r->data, u64_to_uptr(a->data), a->length * 4)) {
+ if (copy_from_user(r->data, u64_to_uptr(a->data),
+ flex_array_size(r, data, a->length))) {
ret = -EFAULT;
goto failed;
}
@@ -1324,8 +1328,8 @@ static void iso_resource_work(struct work_struct *work)
todo = r->todo;
// Allow 1000ms grace period for other reallocations.
if (todo == ISO_RES_ALLOC &&
- time_before64(get_jiffies_64(), client->device->card->reset_jiffies + HZ)) {
- schedule_iso_resource(r, DIV_ROUND_UP(HZ, 3));
+ time_is_after_jiffies64(client->device->card->reset_jiffies + secs_to_jiffies(1))) {
+ schedule_iso_resource(r, msecs_to_jiffies(333));
skip = true;
} else {
// We could be called twice within the same generation.
@@ -1669,15 +1673,16 @@ static int ioctl_send_phy_packet(struct client *client, union ioctl_arg *arg)
static int ioctl_receive_phy_packets(struct client *client, union ioctl_arg *arg)
{
struct fw_cdev_receive_phy_packets *a = &arg->receive_phy_packets;
- struct fw_card *card = client->device->card;
/* Access policy: Allow this ioctl only on local nodes' device files. */
if (!client->device->is_local)
return -ENOSYS;
- guard(spinlock_irq)(&card->lock);
+ // NOTE: This can be without irq when we can guarantee that __fw_send_request() for local
+ // destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irq, &phy_receiver_list_lock)
+ list_move_tail(&client->phy_receiver_link, &phy_receiver_list);
- list_move_tail(&client->phy_receiver_link, &card->phy_receiver_list);
client->phy_receiver_closure = a->closure;
return 0;
@@ -1687,10 +1692,17 @@ void fw_cdev_handle_phy_packet(struct fw_card *card, struct fw_packet *p)
{
struct client *client;
- guard(spinlock_irqsave)(&card->lock);
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for local
+ // destination never runs in any type of IRQ context.
+ guard(spinlock_irqsave)(&phy_receiver_list_lock);
+
+ list_for_each_entry(client, &phy_receiver_list, phy_receiver_link) {
+ struct inbound_phy_packet_event *e;
+
+ if (client->device->card != card)
+ continue;
- list_for_each_entry(client, &card->phy_receiver_list, phy_receiver_link) {
- struct inbound_phy_packet_event *e = kmalloc(sizeof(*e) + 8, GFP_ATOMIC);
+ e = kmalloc(sizeof(*e) + 8, GFP_ATOMIC);
if (e == NULL)
break;
@@ -1857,7 +1869,9 @@ static int fw_device_op_release(struct inode *inode, struct file *file)
struct client_resource *resource;
unsigned long index;
- scoped_guard(spinlock_irq, &client->device->card->lock)
+ // NOTE: This can be without irq when we can guarantee that __fw_send_request() for local
+ // destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irq, &phy_receiver_list_lock)
list_del(&client->phy_receiver_link);
scoped_guard(mutex, &client->device->client_list_mutex)
diff --git a/drivers/firewire/core-device.c b/drivers/firewire/core-device.c
index aeacd4cfd694..9b0080397154 100644
--- a/drivers/firewire/core-device.c
+++ b/drivers/firewire/core-device.c
@@ -542,8 +542,83 @@ static struct device_attribute fw_device_attributes[] = {
__ATTR_NULL,
};
-static int read_rom(struct fw_device *device,
- int generation, int index, u32 *data)
+#define CANON_OUI 0x000085
+
+static int detect_quirks_by_bus_information_block(const u32 *bus_information_block)
+{
+ int quirks = 0;
+
+ if ((bus_information_block[2] & 0x000000f0) == 0)
+ quirks |= FW_DEVICE_QUIRK_IRM_IS_1394_1995_ONLY;
+
+ if ((bus_information_block[3] >> 8) == CANON_OUI)
+ quirks |= FW_DEVICE_QUIRK_IRM_IGNORES_BUS_MANAGER;
+
+ return quirks;
+}
+
+struct entry_match {
+ unsigned int index;
+ u32 value;
+};
+
+static const struct entry_match motu_audio_express_matches[] = {
+ { 1, 0x030001f2 },
+ { 3, 0xd1000002 },
+ { 4, 0x8d000005 },
+ { 6, 0x120001f2 },
+ { 7, 0x13000033 },
+ { 8, 0x17104800 },
+};
+
+static const struct entry_match tascam_fw_series_matches[] = {
+ { 1, 0x0300022e },
+ { 3, 0x8d000006 },
+ { 4, 0xd1000001 },
+ { 6, 0x1200022e },
+ { 8, 0xd4000004 },
+};
+
+static int detect_quirks_by_root_directory(const u32 *root_directory, unsigned int length)
+{
+ static const struct {
+ enum fw_device_quirk quirk;
+ const struct entry_match *matches;
+ unsigned int match_count;
+ } *entry, entries[] = {
+ {
+ .quirk = FW_DEVICE_QUIRK_ACK_PACKET_WITH_INVALID_PENDING_CODE,
+ .matches = motu_audio_express_matches,
+ .match_count = ARRAY_SIZE(motu_audio_express_matches),
+ },
+ {
+ .quirk = FW_DEVICE_QUIRK_UNSTABLE_AT_S400,
+ .matches = tascam_fw_series_matches,
+ .match_count = ARRAY_SIZE(tascam_fw_series_matches),
+ },
+ };
+ int quirks = 0;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(entries); ++i) {
+ int j;
+
+ entry = entries + i;
+ for (j = 0; j < entry->match_count; ++j) {
+ unsigned int index = entry->matches[j].index;
+ unsigned int value = entry->matches[j].value;
+
+ if ((length < index) || (root_directory[index] != value))
+ break;
+ }
+ if (j == entry->match_count)
+ quirks |= entry->quirk;
+ }
+
+ return quirks;
+}
+
+static int read_rom(struct fw_device *device, int generation, int speed, int index, u32 *data)
{
u64 offset = (CSR_REGISTER_BASE | CSR_CONFIG_ROM) + index * 4;
int i, rcode;
@@ -554,7 +629,7 @@ static int read_rom(struct fw_device *device,
for (i = 10; i < 100; i += 10) {
rcode = fw_run_transaction(device->card,
TCODE_READ_QUADLET_REQUEST, device->node_id,
- generation, device->max_speed, offset, data, 4);
+ generation, speed, offset, data, 4);
if (rcode != RCODE_BUSY)
break;
msleep(i);
@@ -578,10 +653,11 @@ static int read_rom(struct fw_device *device,
static int read_config_rom(struct fw_device *device, int generation)
{
struct fw_card *card = device->card;
- const u32 *old_rom, *new_rom;
- u32 *rom, *stack;
+ const u32 *new_rom, *old_rom __free(kfree) = NULL;
+ u32 *stack, *rom __free(kfree) = NULL;
u32 sp, key;
- int i, end, length, ret;
+ int i, end, length, ret, speed;
+ int quirks;
rom = kmalloc(sizeof(*rom) * MAX_CONFIG_ROM_SIZE +
sizeof(*stack) * MAX_CONFIG_ROM_SIZE, GFP_KERNEL);
@@ -591,13 +667,13 @@ static int read_config_rom(struct fw_device *device, int generation)
stack = &rom[MAX_CONFIG_ROM_SIZE];
memset(rom, 0, sizeof(*rom) * MAX_CONFIG_ROM_SIZE);
- device->max_speed = SCODE_100;
+ speed = SCODE_100;
/* First read the bus info block. */
for (i = 0; i < 5; i++) {
- ret = read_rom(device, generation, i, &rom[i]);
+ ret = read_rom(device, generation, speed, i, &rom[i]);
if (ret != RCODE_COMPLETE)
- goto out;
+ return ret;
/*
* As per IEEE1212 7.2, during initialization, devices can
* reply with a 0 for the first quadlet of the config
@@ -606,39 +682,14 @@ static int read_config_rom(struct fw_device *device, int generation)
* harddisk). In that case we just fail, and the
* retry mechanism will try again later.
*/
- if (i == 0 && rom[i] == 0) {
- ret = RCODE_BUSY;
- goto out;
- }
+ if (i == 0 && rom[i] == 0)
+ return RCODE_BUSY;
}
- device->max_speed = device->node->max_speed;
-
- /*
- * Determine the speed of
- * - devices with link speed less than PHY speed,
- * - devices with 1394b PHY (unless only connected to 1394a PHYs),
- * - all devices if there are 1394b repeaters.
- * Note, we cannot use the bus info block's link_spd as starting point
- * because some buggy firmwares set it lower than necessary and because
- * 1394-1995 nodes do not have the field.
- */
- if ((rom[2] & 0x7) < device->max_speed ||
- device->max_speed == SCODE_BETA ||
- card->beta_repeaters_present) {
- u32 dummy;
-
- /* for S1600 and S3200 */
- if (device->max_speed == SCODE_BETA)
- device->max_speed = card->link_speed;
+ quirks = detect_quirks_by_bus_information_block(rom);
- while (device->max_speed > SCODE_100) {
- if (read_rom(device, generation, 0, &dummy) ==
- RCODE_COMPLETE)
- break;
- device->max_speed--;
- }
- }
+ // Just prevent from torn writing/reading.
+ WRITE_ONCE(device->quirks, quirks);
/*
* Now parse the config rom. The config rom is a recursive
@@ -659,15 +710,13 @@ static int read_config_rom(struct fw_device *device, int generation)
*/
key = stack[--sp];
i = key & 0xffffff;
- if (WARN_ON(i >= MAX_CONFIG_ROM_SIZE)) {
- ret = -ENXIO;
- goto out;
- }
+ if (WARN_ON(i >= MAX_CONFIG_ROM_SIZE))
+ return -ENXIO;
/* Read header quadlet for the block to get the length. */
- ret = read_rom(device, generation, i, &rom[i]);
+ ret = read_rom(device, generation, speed, i, &rom[i]);
if (ret != RCODE_COMPLETE)
- goto out;
+ return ret;
end = i + (rom[i] >> 16) + 1;
if (end > MAX_CONFIG_ROM_SIZE) {
/*
@@ -689,9 +738,9 @@ static int read_config_rom(struct fw_device *device, int generation)
* it references another block, and push it in that case.
*/
for (; i < end; i++) {
- ret = read_rom(device, generation, i, &rom[i]);
+ ret = read_rom(device, generation, speed, i, &rom[i]);
if (ret != RCODE_COMPLETE)
- goto out;
+ return ret;
if ((key >> 30) != 3 || (rom[i] >> 30) < 2)
continue;
@@ -716,27 +765,54 @@ static int read_config_rom(struct fw_device *device, int generation)
length = i;
}
+ quirks |= detect_quirks_by_root_directory(rom + ROOT_DIR_OFFSET, length - ROOT_DIR_OFFSET);
+
+ // Just prevent from torn writing/reading.
+ WRITE_ONCE(device->quirks, quirks);
+
+ if (unlikely(quirks & FW_DEVICE_QUIRK_UNSTABLE_AT_S400))
+ speed = SCODE_200;
+ else
+ speed = device->node->max_speed;
+
+ // Determine the speed of
+ // - devices with link speed less than PHY speed,
+ // - devices with 1394b PHY (unless only connected to 1394a PHYs),
+ // - all devices if there are 1394b repeaters.
+ // Note, we cannot use the bus info block's link_spd as starting point because some buggy
+ // firmwares set it lower than necessary and because 1394-1995 nodes do not have the field.
+ if ((rom[2] & 0x7) < speed || speed == SCODE_BETA || card->beta_repeaters_present) {
+ u32 dummy;
+
+ // for S1600 and S3200.
+ if (speed == SCODE_BETA)
+ speed = card->link_speed;
+
+ while (speed > SCODE_100) {
+ if (read_rom(device, generation, speed, 0, &dummy) ==
+ RCODE_COMPLETE)
+ break;
+ --speed;
+ }
+ }
+
+ device->max_speed = speed;
+
old_rom = device->config_rom;
new_rom = kmemdup(rom, length * 4, GFP_KERNEL);
- if (new_rom == NULL) {
- ret = -ENOMEM;
- goto out;
- }
+ if (new_rom == NULL)
+ return -ENOMEM;
scoped_guard(rwsem_write, &fw_device_rwsem) {
device->config_rom = new_rom;
device->config_rom_length = length;
}
- kfree(old_rom);
- ret = RCODE_COMPLETE;
device->max_rec = rom[2] >> 12 & 0xf;
device->cmc = rom[2] >> 30 & 1;
device->irmc = rom[2] >> 31 & 1;
- out:
- kfree(rom);
- return ret;
+ return RCODE_COMPLETE;
}
static void fw_unit_release(struct device *dev)
@@ -847,16 +923,15 @@ static void fw_schedule_device_work(struct fw_device *device,
*/
#define MAX_RETRIES 10
-#define RETRY_DELAY (3 * HZ)
-#define INITIAL_DELAY (HZ / 2)
-#define SHUTDOWN_DELAY (2 * HZ)
+#define RETRY_DELAY secs_to_jiffies(3)
+#define INITIAL_DELAY msecs_to_jiffies(500)
+#define SHUTDOWN_DELAY secs_to_jiffies(2)
static void fw_device_shutdown(struct work_struct *work)
{
struct fw_device *device = from_work(device, work, work.work);
- if (time_before64(get_jiffies_64(),
- device->card->reset_jiffies + SHUTDOWN_DELAY)
+ if (time_is_after_jiffies64(device->card->reset_jiffies + SHUTDOWN_DELAY)
&& !list_empty(&device->card->link)) {
fw_schedule_device_work(device, SHUTDOWN_DELAY);
return;
@@ -887,7 +962,7 @@ static void fw_device_release(struct device *dev)
* bus manager work looks at this node.
*/
scoped_guard(spinlock_irqsave, &card->lock)
- device->node->data = NULL;
+ fw_node_set_device(device->node, NULL);
fw_node_put(device->node);
kfree(device->config_rom);
@@ -1007,7 +1082,7 @@ static void fw_device_init(struct work_struct *work)
int ret;
/*
- * All failure paths here set node->data to NULL, so that we
+ * All failure paths here call fw_node_set_device(node, NULL), so that we
* don't try to do device_for_each_child() on a kfree()'d
* device.
*/
@@ -1051,9 +1126,9 @@ static void fw_device_init(struct work_struct *work)
struct fw_node *obsolete_node = reused->node;
device->node = obsolete_node;
- device->node->data = device;
+ fw_node_set_device(device->node, device);
reused->node = current_node;
- reused->node->data = reused;
+ fw_node_set_device(reused->node, reused);
reused->max_speed = device->max_speed;
reused->node_id = current_node->node_id;
@@ -1123,10 +1198,10 @@ static void fw_device_init(struct work_struct *work)
device->workfn = fw_device_shutdown;
fw_schedule_device_work(device, SHUTDOWN_DELAY);
} else {
- fw_notice(card, "created device %s: GUID %08x%08x, S%d00\n",
+ fw_notice(card, "created device %s: GUID %08x%08x, S%d00, quirks %08x\n",
dev_name(&device->device),
device->config_rom[3], device->config_rom[4],
- 1 << device->max_speed);
+ 1 << device->max_speed, device->quirks);
device->config_rom_retries = 0;
set_broadcast_channel(device, device->generation);
@@ -1161,7 +1236,7 @@ static int reread_config_rom(struct fw_device *device, int generation,
int i, rcode;
for (i = 0; i < 6; i++) {
- rcode = read_rom(device, generation, i, &q);
+ rcode = read_rom(device, generation, device->max_speed, i, &q);
if (rcode != RCODE_COMPLETE)
return rcode;
@@ -1292,7 +1367,7 @@ void fw_node_event(struct fw_card *card, struct fw_node *node, int event)
* FW_NODE_UPDATED callbacks can update the node_id
* and generation for the device.
*/
- node->data = device;
+ fw_node_set_device(node, device);
/*
* Many devices are slow to respond after bus resets,
@@ -1307,7 +1382,7 @@ void fw_node_event(struct fw_card *card, struct fw_node *node, int event)
case FW_NODE_INITIATED_RESET:
case FW_NODE_LINK_ON:
- device = node->data;
+ device = fw_node_get_device(node);
if (device == NULL)
goto create;
@@ -1324,7 +1399,7 @@ void fw_node_event(struct fw_card *card, struct fw_node *node, int event)
break;
case FW_NODE_UPDATED:
- device = node->data;
+ device = fw_node_get_device(node);
if (device == NULL)
break;
@@ -1339,7 +1414,7 @@ void fw_node_event(struct fw_card *card, struct fw_node *node, int event)
case FW_NODE_DESTROYED:
case FW_NODE_LINK_OFF:
- if (!node->data)
+ if (!fw_node_get_device(node))
break;
/*
@@ -1354,7 +1429,7 @@ void fw_node_event(struct fw_card *card, struct fw_node *node, int event)
* the device in shutdown state to have that code fail
* to create the device.
*/
- device = node->data;
+ device = fw_node_get_device(node);
if (atomic_xchg(&device->state,
FW_DEVICE_GONE) == FW_DEVICE_RUNNING) {
device->workfn = fw_device_shutdown;
diff --git a/drivers/firewire/core-topology.c b/drivers/firewire/core-topology.c
index 74a6aa7d8cc9..ed3ae8cdb0cd 100644
--- a/drivers/firewire/core-topology.c
+++ b/drivers/firewire/core-topology.c
@@ -241,7 +241,7 @@ static struct fw_node *build_tree(struct fw_card *card, const u32 *sid, int self
// If PHYs report different gap counts, set an invalid count which will force a gap
// count reconfiguration and a reset.
if (phy_packet_self_id_zero_get_gap_count(self_id_sequence[0]) != gap_count)
- gap_count = 0;
+ gap_count = GAP_COUNT_MISMATCHED;
update_hop_count(node);
@@ -325,9 +325,11 @@ static void report_found_node(struct fw_card *card,
card->bm_retries = 0;
}
-/* Must be called with card->lock held */
void fw_destroy_nodes(struct fw_card *card)
+__must_hold(&card->lock)
{
+ lockdep_assert_held(&card->lock);
+
card->color++;
if (card->local_node != NULL)
for_each_fw_node(card, card->local_node, report_lost_node);
@@ -435,20 +437,23 @@ static void update_tree(struct fw_card *card, struct fw_node *root)
}
}
-static void update_topology_map(struct fw_card *card,
- u32 *self_ids, int self_id_count)
+static void update_topology_map(__be32 *buffer, size_t buffer_size, int root_node_id,
+ const u32 *self_ids, int self_id_count)
{
- int node_count = (card->root_node->node_id & 0x3f) + 1;
- __be32 *map = card->topology_map;
+ __be32 *map = buffer;
+ u32 next_generation = be32_to_cpu(buffer[1]) + 1;
+ int node_count = (root_node_id & 0x3f) + 1;
+
+ memset(map, 0, buffer_size);
*map++ = cpu_to_be32((self_id_count + 2) << 16);
- *map++ = cpu_to_be32(be32_to_cpu(card->topology_map[1]) + 1);
+ *map++ = cpu_to_be32(next_generation);
*map++ = cpu_to_be32((node_count << 16) | self_id_count);
while (self_id_count--)
*map++ = cpu_to_be32p(self_ids++);
- fw_compute_block_crc(card->topology_map);
+ fw_compute_block_crc(buffer);
}
void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation,
@@ -458,46 +463,45 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation,
trace_bus_reset_handle(card->index, generation, node_id, bm_abdicate, self_ids, self_id_count);
- guard(spinlock_irqsave)(&card->lock);
-
- /*
- * If the selfID buffer is not the immediate successor of the
- * previously processed one, we cannot reliably compare the
- * old and new topologies.
- */
- if (!is_next_generation(generation, card->generation) &&
- card->local_node != NULL) {
- fw_destroy_nodes(card);
- card->bm_retries = 0;
+ scoped_guard(spinlock, &card->lock) {
+ // If the selfID buffer is not the immediate successor of the
+ // previously processed one, we cannot reliably compare the
+ // old and new topologies.
+ if (!is_next_generation(generation, card->generation) && card->local_node != NULL) {
+ fw_destroy_nodes(card);
+ card->bm_retries = 0;
+ }
+ card->broadcast_channel_allocated = card->broadcast_channel_auto_allocated;
+ card->node_id = node_id;
+ // Update node_id before generation to prevent anybody from using
+ // a stale node_id together with a current generation.
+ smp_wmb();
+ card->generation = generation;
+ card->reset_jiffies = get_jiffies_64();
+ card->bm_node_id = 0xffff;
+ card->bm_abdicate = bm_abdicate;
+
+ local_node = build_tree(card, self_ids, self_id_count, generation);
+
+ card->color++;
+
+ if (local_node == NULL) {
+ fw_err(card, "topology build failed\n");
+ // FIXME: We need to issue a bus reset in this case.
+ } else if (card->local_node == NULL) {
+ card->local_node = local_node;
+ for_each_fw_node(card, local_node, report_found_node);
+ } else {
+ update_tree(card, local_node);
+ }
}
- card->broadcast_channel_allocated = card->broadcast_channel_auto_allocated;
- card->node_id = node_id;
- /*
- * Update node_id before generation to prevent anybody from using
- * a stale node_id together with a current generation.
- */
- smp_wmb();
- card->generation = generation;
- card->reset_jiffies = get_jiffies_64();
- card->bm_node_id = 0xffff;
- card->bm_abdicate = bm_abdicate;
fw_schedule_bm_work(card, 0);
- local_node = build_tree(card, self_ids, self_id_count, generation);
-
- update_topology_map(card, self_ids, self_id_count);
-
- card->color++;
-
- if (local_node == NULL) {
- fw_err(card, "topology build failed\n");
- /* FIXME: We need to issue a bus reset in this case. */
- } else if (card->local_node == NULL) {
- card->local_node = local_node;
- for_each_fw_node(card, local_node, report_found_node);
- } else {
- update_tree(card, local_node);
+ // Just used by transaction layer.
+ scoped_guard(spinlock, &card->topology_map.lock) {
+ update_topology_map(card->topology_map.buffer, sizeof(card->topology_map.buffer),
+ card->root_node->node_id, self_ids, self_id_count);
}
}
EXPORT_SYMBOL(fw_core_handle_bus_reset);
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index 1d1c2d8f85ae..7fea11a5e359 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -44,26 +44,68 @@ static int try_cancel_split_timeout(struct fw_transaction *t)
return 1;
}
-static int close_transaction(struct fw_transaction *transaction, struct fw_card *card, int rcode,
- u32 response_tstamp)
+// card->transactions.lock must be acquired in advance.
+static void remove_transaction_entry(struct fw_card *card, struct fw_transaction *entry)
{
- struct fw_transaction *t = NULL, *iter;
+ list_del_init(&entry->link);
+ card->transactions.tlabel_mask &= ~(1ULL << entry->tlabel);
+}
- scoped_guard(spinlock_irqsave, &card->lock) {
- list_for_each_entry(iter, &card->transaction_list, link) {
- if (iter == transaction) {
- if (try_cancel_split_timeout(iter)) {
- list_del_init(&iter->link);
- card->tlabel_mask &= ~(1ULL << iter->tlabel);
- t = iter;
- }
- break;
- }
+// Must be called without holding card->transactions.lock.
+void fw_cancel_pending_transactions(struct fw_card *card)
+{
+ struct fw_transaction *t, *tmp;
+ LIST_HEAD(pending_list);
+
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->transactions.lock) {
+ list_for_each_entry_safe(t, tmp, &card->transactions.list, link) {
+ if (try_cancel_split_timeout(t))
+ list_move(&t->link, &pending_list);
+ }
+ }
+
+ list_for_each_entry_safe(t, tmp, &pending_list, link) {
+ list_del(&t->link);
+
+ if (!t->with_tstamp) {
+ t->callback.without_tstamp(card, RCODE_CANCELLED, NULL, 0,
+ t->callback_data);
+ } else {
+ t->callback.with_tstamp(card, RCODE_CANCELLED, t->packet.timestamp, 0,
+ NULL, 0, t->callback_data);
}
}
+}
+
+// card->transactions.lock must be acquired in advance.
+#define find_and_pop_transaction_entry(card, condition) \
+({ \
+ struct fw_transaction *iter, *t = NULL; \
+ list_for_each_entry(iter, &card->transactions.list, link) { \
+ if (condition) { \
+ t = iter; \
+ break; \
+ } \
+ } \
+ if (t && try_cancel_split_timeout(t)) \
+ remove_transaction_entry(card, t); \
+ t; \
+})
- if (!t)
- return -ENOENT;
+static int close_transaction(struct fw_transaction *transaction, struct fw_card *card, int rcode,
+ u32 response_tstamp)
+{
+ struct fw_transaction *t;
+
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->transactions.lock) {
+ t = find_and_pop_transaction_entry(card, iter == transaction);
+ if (!t)
+ return -ENOENT;
+ }
if (!t->with_tstamp) {
t->callback.without_tstamp(card, rcode, NULL, 0, t->callback_data);
@@ -117,11 +159,10 @@ static void split_transaction_timeout_callback(struct timer_list *timer)
struct fw_transaction *t = timer_container_of(t, timer, split_timeout_timer);
struct fw_card *card = t->card;
- scoped_guard(spinlock_irqsave, &card->lock) {
+ scoped_guard(spinlock_irqsave, &card->transactions.lock) {
if (list_empty(&t->link))
return;
- list_del(&t->link);
- card->tlabel_mask &= ~(1ULL << t->tlabel);
+ remove_transaction_entry(card, t);
}
if (!t->with_tstamp) {
@@ -135,14 +176,18 @@ static void split_transaction_timeout_callback(struct timer_list *timer)
static void start_split_transaction_timeout(struct fw_transaction *t,
struct fw_card *card)
{
- guard(spinlock_irqsave)(&card->lock);
+ unsigned long delta;
if (list_empty(&t->link) || WARN_ON(t->is_split_transaction))
return;
t->is_split_transaction = true;
- mod_timer(&t->split_timeout_timer,
- jiffies + card->split_timeout_jiffies);
+
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->split_timeout.lock)
+ delta = card->split_timeout.jiffies;
+ mod_timer(&t->split_timeout_timer, jiffies + delta);
}
static u32 compute_split_timeout_timestamp(struct fw_card *card, u32 request_timestamp);
@@ -162,8 +207,12 @@ static void transmit_complete_callback(struct fw_packet *packet,
break;
case ACK_PENDING:
{
- t->split_timeout_cycle =
- compute_split_timeout_timestamp(card, packet->timestamp) & 0xffff;
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->split_timeout.lock) {
+ t->split_timeout_cycle =
+ compute_split_timeout_timestamp(card, packet->timestamp) & 0xffff;
+ }
start_split_transaction_timeout(t, card);
break;
}
@@ -259,18 +308,21 @@ static void fw_fill_request(struct fw_packet *packet, int tcode, int tlabel,
}
static int allocate_tlabel(struct fw_card *card)
+__must_hold(&card->transactions.lock)
{
int tlabel;
- tlabel = card->current_tlabel;
- while (card->tlabel_mask & (1ULL << tlabel)) {
+ lockdep_assert_held(&card->transactions.lock);
+
+ tlabel = card->transactions.current_tlabel;
+ while (card->transactions.tlabel_mask & (1ULL << tlabel)) {
tlabel = (tlabel + 1) & 0x3f;
- if (tlabel == card->current_tlabel)
+ if (tlabel == card->transactions.current_tlabel)
return -EBUSY;
}
- card->current_tlabel = (tlabel + 1) & 0x3f;
- card->tlabel_mask |= 1ULL << tlabel;
+ card->transactions.current_tlabel = (tlabel + 1) & 0x3f;
+ card->transactions.tlabel_mask |= 1ULL << tlabel;
return tlabel;
}
@@ -331,7 +383,6 @@ void __fw_send_request(struct fw_card *card, struct fw_transaction *t, int tcode
void *payload, size_t length, union fw_transaction_callback callback,
bool with_tstamp, void *callback_data)
{
- unsigned long flags;
int tlabel;
/*
@@ -339,11 +390,11 @@ void __fw_send_request(struct fw_card *card, struct fw_transaction *t, int tcode
* the list while holding the card spinlock.
*/
- spin_lock_irqsave(&card->lock, flags);
-
- tlabel = allocate_tlabel(card);
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->transactions.lock)
+ tlabel = allocate_tlabel(card);
if (tlabel < 0) {
- spin_unlock_irqrestore(&card->lock, flags);
if (!with_tstamp) {
callback.without_tstamp(card, RCODE_SEND_ERROR, NULL, 0, callback_data);
} else {
@@ -368,15 +419,22 @@ void __fw_send_request(struct fw_card *card, struct fw_transaction *t, int tcode
t->callback = callback;
t->with_tstamp = with_tstamp;
t->callback_data = callback_data;
-
- fw_fill_request(&t->packet, tcode, t->tlabel, destination_id, card->node_id, generation,
- speed, offset, payload, length);
t->packet.callback = transmit_complete_callback;
- list_add_tail(&t->link, &card->transaction_list);
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->lock) {
+ // The node_id field of fw_card can be updated when handling SelfIDComplete.
+ fw_fill_request(&t->packet, tcode, t->tlabel, destination_id, card->node_id,
+ generation, speed, offset, payload, length);
+ }
- spin_unlock_irqrestore(&card->lock, flags);
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->transactions.lock)
+ list_add_tail(&t->link, &card->transactions.list);
+ // Safe with no lock, since the index field of fw_card is immutable once assigned.
trace_async_request_outbound_initiate((uintptr_t)t, card->index, generation, speed,
t->packet.header, payload,
tcode_is_read_request(tcode) ? 0 : length / 4);
@@ -458,7 +516,7 @@ static struct fw_packet phy_config_packet = {
void fw_send_phy_config(struct fw_card *card,
int node_id, int generation, int gap_count)
{
- long timeout = DIV_ROUND_UP(HZ, 10);
+ long timeout = msecs_to_jiffies(100);
u32 data = 0;
phy_packet_set_packet_identifier(&data, PHY_PACKET_PACKET_IDENTIFIER_PHY_CONFIG);
@@ -779,11 +837,14 @@ EXPORT_SYMBOL(fw_fill_response);
static u32 compute_split_timeout_timestamp(struct fw_card *card,
u32 request_timestamp)
+__must_hold(&card->split_timeout.lock)
{
unsigned int cycles;
u32 timestamp;
- cycles = card->split_timeout_cycles;
+ lockdep_assert_held(&card->split_timeout.lock);
+
+ cycles = card->split_timeout.cycles;
cycles += request_timestamp & 0x1fff;
timestamp = request_timestamp & ~0x1fff;
@@ -834,9 +895,12 @@ static struct fw_request *allocate_request(struct fw_card *card,
return NULL;
kref_init(&request->kref);
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->split_timeout.lock)
+ request->response.timestamp = compute_split_timeout_timestamp(card, p->timestamp);
+
request->response.speed = p->speed;
- request->response.timestamp =
- compute_split_timeout_timestamp(card, p->timestamp);
request->response.generation = p->generation;
request->response.ack = 0;
request->response.callback = free_response_callback;
@@ -1072,7 +1136,7 @@ EXPORT_SYMBOL(fw_core_handle_request);
void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
{
- struct fw_transaction *t = NULL, *iter;
+ struct fw_transaction *t = NULL;
u32 *data;
size_t data_length;
int tcode, tlabel, source, rcode;
@@ -1111,17 +1175,11 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
break;
}
- scoped_guard(spinlock_irqsave, &card->lock) {
- list_for_each_entry(iter, &card->transaction_list, link) {
- if (iter->node_id == source && iter->tlabel == tlabel) {
- if (try_cancel_split_timeout(iter)) {
- list_del_init(&iter->link);
- card->tlabel_mask &= ~(1ULL << iter->tlabel);
- t = iter;
- }
- break;
- }
- }
+ // NOTE: This can be without irqsave when we can guarantee that __fw_send_request() for
+ // local destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->transactions.lock) {
+ t = find_and_pop_transaction_entry(card,
+ iter->node_id == source && iter->tlabel == tlabel);
}
trace_async_response_inbound((uintptr_t)t, card->index, p->generation, p->speed, p->ack,
@@ -1196,7 +1254,11 @@ static void handle_topology_map(struct fw_card *card, struct fw_request *request
}
start = (offset - topology_map_region.start) / 4;
- memcpy(payload, &card->topology_map[start], length);
+
+ // NOTE: This can be without irqsave when we can guarantee that fw_send_request() for local
+ // destination never runs in any type of IRQ context.
+ scoped_guard(spinlock_irqsave, &card->topology_map.lock)
+ memcpy(payload, &card->topology_map.buffer[start], length);
fw_send_response(card, request, RCODE_COMPLETE);
}
@@ -1211,16 +1273,17 @@ static const struct fw_address_region registers_region =
.end = CSR_REGISTER_BASE | CSR_CONFIG_ROM, };
static void update_split_timeout(struct fw_card *card)
+__must_hold(&card->split_timeout.lock)
{
unsigned int cycles;
- cycles = card->split_timeout_hi * 8000 + (card->split_timeout_lo >> 19);
+ cycles = card->split_timeout.hi * 8000 + (card->split_timeout.lo >> 19);
/* minimum per IEEE 1394, maximum which doesn't overflow OHCI */
cycles = clamp(cycles, 800u, 3u * 8000u);
- card->split_timeout_cycles = cycles;
- card->split_timeout_jiffies = DIV_ROUND_UP(cycles * HZ, 8000);
+ card->split_timeout.cycles = cycles;
+ card->split_timeout.jiffies = isoc_cycles_to_jiffies(cycles);
}
static void handle_registers(struct fw_card *card, struct fw_request *request,
@@ -1270,12 +1333,15 @@ static void handle_registers(struct fw_card *card, struct fw_request *request,
case CSR_SPLIT_TIMEOUT_HI:
if (tcode == TCODE_READ_QUADLET_REQUEST) {
- *data = cpu_to_be32(card->split_timeout_hi);
+ *data = cpu_to_be32(card->split_timeout.hi);
} else if (tcode == TCODE_WRITE_QUADLET_REQUEST) {
- guard(spinlock_irqsave)(&card->lock);
-
- card->split_timeout_hi = be32_to_cpu(*data) & 7;
- update_split_timeout(card);
+ // NOTE: This can be without irqsave when we can guarantee that
+ // __fw_send_request() for local destination never runs in any type of IRQ
+ // context.
+ scoped_guard(spinlock_irqsave, &card->split_timeout.lock) {
+ card->split_timeout.hi = be32_to_cpu(*data) & 7;
+ update_split_timeout(card);
+ }
} else {
rcode = RCODE_TYPE_ERROR;
}
@@ -1283,12 +1349,15 @@ static void handle_registers(struct fw_card *card, struct fw_request *request,
case CSR_SPLIT_TIMEOUT_LO:
if (tcode == TCODE_READ_QUADLET_REQUEST) {
- *data = cpu_to_be32(card->split_timeout_lo);
+ *data = cpu_to_be32(card->split_timeout.lo);
} else if (tcode == TCODE_WRITE_QUADLET_REQUEST) {
- guard(spinlock_irqsave)(&card->lock);
-
- card->split_timeout_lo = be32_to_cpu(*data) & 0xfff80000;
- update_split_timeout(card);
+ // NOTE: This can be without irqsave when we can guarantee that
+ // __fw_send_request() for local destination never runs in any type of IRQ
+ // context.
+ scoped_guard(spinlock_irqsave, &card->split_timeout.lock) {
+ card->split_timeout.lo = be32_to_cpu(*data) & 0xfff80000;
+ update_split_timeout(card);
+ }
} else {
rcode = RCODE_TYPE_ERROR;
}
@@ -1399,7 +1468,8 @@ static int __init fw_core_init(void)
{
int ret;
- fw_workqueue = alloc_workqueue("firewire", WQ_MEM_RECLAIM, 0);
+ fw_workqueue = alloc_workqueue("firewire", WQ_MEM_RECLAIM | WQ_UNBOUND,
+ 0);
if (!fw_workqueue)
return -ENOMEM;
diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h
index 9b298af1cac0..41fb39d9a4e6 100644
--- a/drivers/firewire/core.h
+++ b/drivers/firewire/core.h
@@ -27,6 +27,11 @@ struct fw_packet;
/* -card */
+// This is the arbitrary value we use to indicate a mismatched gap count.
+#define GAP_COUNT_MISMATCHED 0
+
+#define isoc_cycles_to_jiffies(cycles) usecs_to_jiffies((u32)div_u64((u64)cycles * USEC_PER_SEC, 8000))
+
extern __printf(2, 3)
void fw_err(const struct fw_card *card, const char *fmt, ...);
extern __printf(2, 3)
@@ -60,6 +65,9 @@ struct fw_card_driver {
int (*enable)(struct fw_card *card,
const __be32 *config_rom, size_t length);
+ // After returning the call, any function is no longer triggered to handle hardware event.
+ void (*disable)(struct fw_card *card);
+
int (*read_phy_reg)(struct fw_card *card, int address);
int (*update_phy_reg)(struct fw_card *card, int address,
int clear_bits, int set_bits);
@@ -167,6 +175,9 @@ static inline void fw_iso_context_init_work(struct fw_iso_context *ctx, work_fun
/* -topology */
+// The initial value of BUS_MANAGER_ID register, to express nothing registered.
+#define BUS_MANAGER_ID_NOT_REGISTERED 0x3f
+
enum {
FW_NODE_CREATED,
FW_NODE_UPDATED,
@@ -194,8 +205,8 @@ struct fw_node {
/* For serializing node topology into a list. */
struct list_head link;
- /* Upper layer specific data. */
- void *data;
+ // The device when already associated, else NULL.
+ struct fw_device *device;
struct fw_node *ports[] __counted_by(port_count);
};
@@ -219,6 +230,16 @@ static inline void fw_node_put(struct fw_node *node)
kref_put(&node->kref, release_node);
}
+static inline struct fw_device *fw_node_get_device(struct fw_node *node)
+{
+ return node->device;
+}
+
+static inline void fw_node_set_device(struct fw_node *node, struct fw_device *device)
+{
+ node->device = device;
+}
+
void fw_core_handle_bus_reset(struct fw_card *card, int node_id,
int generation, int self_id_count, u32 *self_ids, bool bm_abdicate);
void fw_destroy_nodes(struct fw_card *card);
@@ -266,6 +287,8 @@ void fw_fill_response(struct fw_packet *response, u32 *request_header,
void fw_request_get(struct fw_request *request);
void fw_request_put(struct fw_request *request);
+void fw_cancel_pending_transactions(struct fw_card *card);
+
// Convert the value of IEEE 1394 CYCLE_TIME register to the format of timeStamp field in
// descriptors of 1394 OHCI.
static inline u32 cycle_time_to_ohci_tstamp(u32 tstamp)
diff --git a/drivers/firewire/init_ohci1394_dma.c b/drivers/firewire/init_ohci1394_dma.c
index 48b879e9e831..121f0c2f6401 100644
--- a/drivers/firewire/init_ohci1394_dma.c
+++ b/drivers/firewire/init_ohci1394_dma.c
@@ -167,6 +167,7 @@ static inline void __init init_ohci1394_initialize(struct ohci *ohci)
/**
* init_ohci1394_wait_for_busresets - wait until bus resets are completed
+ * @ohci: Pointer to the OHCI-1394 controller structure
*
* OHCI1394 initialization itself and any device going on- or offline
* and any cable issue cause a IEEE1394 bus reset. The OHCI1394 spec
@@ -189,6 +190,8 @@ static inline void __init init_ohci1394_wait_for_busresets(struct ohci *ohci)
/**
* init_ohci1394_enable_physical_dma - Enable physical DMA for remote debugging
+ * @ohci: Pointer to the OHCI-1394 controller structure
+ *
* This enables remote DMA access over IEEE1394 from every host for the low
* 4GB of address space. DMA accesses above 4GB are not available currently.
*/
@@ -201,6 +204,8 @@ static inline void __init init_ohci1394_enable_physical_dma(struct ohci *ohci)
/**
* init_ohci1394_reset_and_init_dma - init controller and enable DMA
+ * @ohci: Pointer to the OHCI-1394 controller structure
+ *
* This initializes the given controller and enables physical DMA engine in it.
*/
static inline void __init init_ohci1394_reset_and_init_dma(struct ohci *ohci)
@@ -230,6 +235,10 @@ static inline void __init init_ohci1394_reset_and_init_dma(struct ohci *ohci)
/**
* init_ohci1394_controller - Map the registers of the controller and init DMA
+ * @num: PCI bus number
+ * @slot: PCI device number
+ * @func: PCI function number
+ *
* This maps the registers of the specified controller and initializes it
*/
static inline void __init init_ohci1394_controller(int num, int slot, int func)
@@ -284,6 +293,7 @@ void __init init_ohci1394_dma_on_all_controllers(void)
/**
* setup_ohci1394_dma - enables early OHCI1394 DMA initialization
+ * @opt: Kernel command line parameter string
*/
static int __init setup_ohci1394_dma(char *opt)
{
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 5d8301b0f3aa..e3e78dc42530 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -228,13 +228,10 @@ struct fw_ohci {
__le32 *self_id;
dma_addr_t self_id_bus;
- struct work_struct bus_reset_work;
u32 self_id_buffer[512];
};
-static struct workqueue_struct *selfid_workqueue;
-
static inline struct fw_ohci *fw_ohci(struct fw_card *card)
{
return container_of(card, struct fw_ohci, card);
@@ -393,225 +390,10 @@ MODULE_PARM_DESC(quirks, "Chip quirks (default = 0"
", IR wake unreliable = " __stringify(QUIRK_IR_WAKE)
")");
-#define OHCI_PARAM_DEBUG_AT_AR 1
-#define OHCI_PARAM_DEBUG_SELFIDS 2
-#define OHCI_PARAM_DEBUG_IRQS 4
-
-static int param_debug;
-module_param_named(debug, param_debug, int, 0644);
-MODULE_PARM_DESC(debug, "Verbose logging, deprecated in v6.11 kernel or later. (default = 0"
- ", AT/AR events = " __stringify(OHCI_PARAM_DEBUG_AT_AR)
- ", self-IDs = " __stringify(OHCI_PARAM_DEBUG_SELFIDS)
- ", IRQs = " __stringify(OHCI_PARAM_DEBUG_IRQS)
- ", or a combination, or all = -1)");
-
static bool param_remote_dma;
module_param_named(remote_dma, param_remote_dma, bool, 0444);
MODULE_PARM_DESC(remote_dma, "Enable unfiltered remote DMA (default = N)");
-static void log_irqs(struct fw_ohci *ohci, u32 evt)
-{
- if (likely(!(param_debug & OHCI_PARAM_DEBUG_IRQS)))
- return;
-
- ohci_notice(ohci, "IRQ %08x%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", evt,
- evt & OHCI1394_selfIDComplete ? " selfID" : "",
- evt & OHCI1394_RQPkt ? " AR_req" : "",
- evt & OHCI1394_RSPkt ? " AR_resp" : "",
- evt & OHCI1394_reqTxComplete ? " AT_req" : "",
- evt & OHCI1394_respTxComplete ? " AT_resp" : "",
- evt & OHCI1394_isochRx ? " IR" : "",
- evt & OHCI1394_isochTx ? " IT" : "",
- evt & OHCI1394_postedWriteErr ? " postedWriteErr" : "",
- evt & OHCI1394_cycleTooLong ? " cycleTooLong" : "",
- evt & OHCI1394_cycle64Seconds ? " cycle64Seconds" : "",
- evt & OHCI1394_cycleInconsistent ? " cycleInconsistent" : "",
- evt & OHCI1394_regAccessFail ? " regAccessFail" : "",
- evt & OHCI1394_unrecoverableError ? " unrecoverableError" : "",
- evt & OHCI1394_busReset ? " busReset" : "",
- evt & ~(OHCI1394_selfIDComplete | OHCI1394_RQPkt |
- OHCI1394_RSPkt | OHCI1394_reqTxComplete |
- OHCI1394_respTxComplete | OHCI1394_isochRx |
- OHCI1394_isochTx | OHCI1394_postedWriteErr |
- OHCI1394_cycleTooLong | OHCI1394_cycle64Seconds |
- OHCI1394_cycleInconsistent |
- OHCI1394_regAccessFail | OHCI1394_busReset)
- ? " ?" : "");
-}
-
-static void log_selfids(struct fw_ohci *ohci, int generation, int self_id_count)
-{
- static const char *const speed[] = {
- [0] = "S100", [1] = "S200", [2] = "S400", [3] = "beta",
- };
- static const char *const power[] = {
- [0] = "+0W", [1] = "+15W", [2] = "+30W", [3] = "+45W",
- [4] = "-3W", [5] = " ?W", [6] = "-3..-6W", [7] = "-3..-10W",
- };
- static const char port[] = {
- [PHY_PACKET_SELF_ID_PORT_STATUS_NONE] = '.',
- [PHY_PACKET_SELF_ID_PORT_STATUS_NCONN] = '-',
- [PHY_PACKET_SELF_ID_PORT_STATUS_PARENT] = 'p',
- [PHY_PACKET_SELF_ID_PORT_STATUS_CHILD] = 'c',
- };
- struct self_id_sequence_enumerator enumerator = {
- .cursor = ohci->self_id_buffer,
- .quadlet_count = self_id_count,
- };
-
- if (likely(!(param_debug & OHCI_PARAM_DEBUG_SELFIDS)))
- return;
-
- ohci_notice(ohci, "%d selfIDs, generation %d, local node ID %04x\n",
- self_id_count, generation, ohci->node_id);
-
- while (enumerator.quadlet_count > 0) {
- unsigned int quadlet_count;
- unsigned int port_index;
- const u32 *s;
- int i;
-
- s = self_id_sequence_enumerator_next(&enumerator, &quadlet_count);
- if (IS_ERR(s))
- break;
-
- ohci_notice(ohci,
- "selfID 0: %08x, phy %d [%c%c%c] %s gc=%d %s %s%s%s\n",
- *s,
- phy_packet_self_id_get_phy_id(*s),
- port[self_id_sequence_get_port_status(s, quadlet_count, 0)],
- port[self_id_sequence_get_port_status(s, quadlet_count, 1)],
- port[self_id_sequence_get_port_status(s, quadlet_count, 2)],
- speed[*s >> 14 & 3], *s >> 16 & 63,
- power[*s >> 8 & 7], *s >> 22 & 1 ? "L" : "",
- *s >> 11 & 1 ? "c" : "", *s & 2 ? "i" : "");
-
- port_index = 3;
- for (i = 1; i < quadlet_count; ++i) {
- ohci_notice(ohci,
- "selfID n: %08x, phy %d [%c%c%c%c%c%c%c%c]\n",
- s[i],
- phy_packet_self_id_get_phy_id(s[i]),
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index)],
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index + 1)],
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index + 2)],
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index + 3)],
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index + 4)],
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index + 5)],
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index + 6)],
- port[self_id_sequence_get_port_status(s, quadlet_count, port_index + 7)]
- );
-
- port_index += 8;
- }
- }
-}
-
-static const char *evts[] = {
- [0x00] = "evt_no_status", [0x01] = "-reserved-",
- [0x02] = "evt_long_packet", [0x03] = "evt_missing_ack",
- [0x04] = "evt_underrun", [0x05] = "evt_overrun",
- [0x06] = "evt_descriptor_read", [0x07] = "evt_data_read",
- [0x08] = "evt_data_write", [0x09] = "evt_bus_reset",
- [0x0a] = "evt_timeout", [0x0b] = "evt_tcode_err",
- [0x0c] = "-reserved-", [0x0d] = "-reserved-",
- [0x0e] = "evt_unknown", [0x0f] = "evt_flushed",
- [0x10] = "-reserved-", [0x11] = "ack_complete",
- [0x12] = "ack_pending ", [0x13] = "-reserved-",
- [0x14] = "ack_busy_X", [0x15] = "ack_busy_A",
- [0x16] = "ack_busy_B", [0x17] = "-reserved-",
- [0x18] = "-reserved-", [0x19] = "-reserved-",
- [0x1a] = "-reserved-", [0x1b] = "ack_tardy",
- [0x1c] = "-reserved-", [0x1d] = "ack_data_error",
- [0x1e] = "ack_type_error", [0x1f] = "-reserved-",
- [0x20] = "pending/cancelled",
-};
-
-static void log_ar_at_event(struct fw_ohci *ohci,
- char dir, int speed, u32 *header, int evt)
-{
- static const char *const tcodes[] = {
- [TCODE_WRITE_QUADLET_REQUEST] = "QW req",
- [TCODE_WRITE_BLOCK_REQUEST] = "BW req",
- [TCODE_WRITE_RESPONSE] = "W resp",
- [0x3] = "-reserved-",
- [TCODE_READ_QUADLET_REQUEST] = "QR req",
- [TCODE_READ_BLOCK_REQUEST] = "BR req",
- [TCODE_READ_QUADLET_RESPONSE] = "QR resp",
- [TCODE_READ_BLOCK_RESPONSE] = "BR resp",
- [TCODE_CYCLE_START] = "cycle start",
- [TCODE_LOCK_REQUEST] = "Lk req",
- [TCODE_STREAM_DATA] = "async stream packet",
- [TCODE_LOCK_RESPONSE] = "Lk resp",
- [0xc] = "-reserved-",
- [0xd] = "-reserved-",
- [TCODE_LINK_INTERNAL] = "link internal",
- [0xf] = "-reserved-",
- };
- int tcode = async_header_get_tcode(header);
- char specific[12];
-
- if (likely(!(param_debug & OHCI_PARAM_DEBUG_AT_AR)))
- return;
-
- if (unlikely(evt >= ARRAY_SIZE(evts)))
- evt = 0x1f;
-
- if (evt == OHCI1394_evt_bus_reset) {
- ohci_notice(ohci, "A%c evt_bus_reset, generation %d\n",
- dir, (header[2] >> 16) & 0xff);
- return;
- }
-
- switch (tcode) {
- case TCODE_WRITE_QUADLET_REQUEST:
- case TCODE_READ_QUADLET_RESPONSE:
- case TCODE_CYCLE_START:
- snprintf(specific, sizeof(specific), " = %08x",
- be32_to_cpu((__force __be32)header[3]));
- break;
- case TCODE_WRITE_BLOCK_REQUEST:
- case TCODE_READ_BLOCK_REQUEST:
- case TCODE_READ_BLOCK_RESPONSE:
- case TCODE_LOCK_REQUEST:
- case TCODE_LOCK_RESPONSE:
- snprintf(specific, sizeof(specific), " %x,%x",
- async_header_get_data_length(header),
- async_header_get_extended_tcode(header));
- break;
- default:
- specific[0] = '\0';
- }
-
- switch (tcode) {
- case TCODE_STREAM_DATA:
- ohci_notice(ohci, "A%c %s, %s\n",
- dir, evts[evt], tcodes[tcode]);
- break;
- case TCODE_LINK_INTERNAL:
- ohci_notice(ohci, "A%c %s, PHY %08x %08x\n",
- dir, evts[evt], header[1], header[2]);
- break;
- case TCODE_WRITE_QUADLET_REQUEST:
- case TCODE_WRITE_BLOCK_REQUEST:
- case TCODE_READ_QUADLET_REQUEST:
- case TCODE_READ_BLOCK_REQUEST:
- case TCODE_LOCK_REQUEST:
- ohci_notice(ohci,
- "A%c spd %x tl %02x, %04x -> %04x, %s, %s, %012llx%s\n",
- dir, speed, async_header_get_tlabel(header),
- async_header_get_source(header), async_header_get_destination(header),
- evts[evt], tcodes[tcode], async_header_get_offset(header), specific);
- break;
- default:
- ohci_notice(ohci,
- "A%c spd %x tl %02x, %04x -> %04x, %s, %s%s\n",
- dir, speed, async_header_get_tlabel(header),
- async_header_get_source(header), async_header_get_destination(header),
- evts[evt], tcodes[tcode], specific);
- }
-}
-
static inline void reg_write(const struct fw_ohci *ohci, int offset, u32 data)
{
writel(data, ohci->registers + offset);
@@ -957,8 +739,6 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer)
p.timestamp = status & 0xffff;
p.generation = ohci->request_generation;
- log_ar_at_event(ohci, 'R', p.speed, p.header, evt);
-
/*
* Several controllers, notably from NEC and VIA, forget to
* write ack_complete status at PHY packet reception.
@@ -977,7 +757,7 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer)
*
* Alas some chips sometimes emit bus reset packets with a
* wrong generation. We set the correct generation for these
- * at a slightly incorrect time (in bus_reset_work).
+ * at a slightly incorrect time (in handle_selfid_complete_event).
*/
if (evt == OHCI1394_evt_bus_reset) {
if (!(ohci->quirks & QUIRK_RESET_PACKET))
@@ -1539,6 +1319,14 @@ static void at_context_flush(struct at_context *ctx)
enable_work(&ctx->work);
}
+static int find_fw_device(struct device *dev, const void *data)
+{
+ struct fw_device *device = fw_device(dev);
+ const u32 *params = data;
+
+ return (device->generation == params[0]) && (device->node_id == params[1]);
+}
+
static int handle_at_packet(struct context *context,
struct descriptor *d,
struct descriptor *last)
@@ -1566,8 +1354,6 @@ static int handle_at_packet(struct context *context,
evt = le16_to_cpu(last->transfer_status) & 0x1f;
packet->timestamp = le16_to_cpu(last->res_count);
- log_ar_at_event(ohci, 'T', packet->speed, packet->header, evt);
-
switch (evt) {
case OHCI1394_evt_timeout:
/* Async response transmit timed out. */
@@ -1612,6 +1398,27 @@ static int handle_at_packet(struct context *context,
fallthrough;
default:
+ if (unlikely(evt == 0x10)) {
+ u32 params[2] = {
+ packet->generation,
+ async_header_get_destination(packet->header),
+ };
+ struct device *dev;
+
+ fw_card_get(&ohci->card);
+ dev = device_find_child(ohci->card.device, (const void *)params, find_fw_device);
+ fw_card_put(&ohci->card);
+ if (dev) {
+ struct fw_device *device = fw_device(dev);
+ int quirks = READ_ONCE(device->quirks);
+
+ put_device(dev);
+ if (quirks & FW_DEVICE_QUIRK_ACK_PACKET_WITH_INVALID_PENDING_CODE) {
+ packet->ack = ACK_PENDING;
+ break;
+ }
+ }
+ }
packet->ack = RCODE_SEND_ERROR;
break;
}
@@ -1772,6 +1579,25 @@ static void at_context_transmit(struct at_context *ctx, struct fw_packet *packet
static void detect_dead_context(struct fw_ohci *ohci,
const char *name, unsigned int regs)
{
+ static const char *const evts[] = {
+ [0x00] = "evt_no_status", [0x01] = "-reserved-",
+ [0x02] = "evt_long_packet", [0x03] = "evt_missing_ack",
+ [0x04] = "evt_underrun", [0x05] = "evt_overrun",
+ [0x06] = "evt_descriptor_read", [0x07] = "evt_data_read",
+ [0x08] = "evt_data_write", [0x09] = "evt_bus_reset",
+ [0x0a] = "evt_timeout", [0x0b] = "evt_tcode_err",
+ [0x0c] = "-reserved-", [0x0d] = "-reserved-",
+ [0x0e] = "evt_unknown", [0x0f] = "evt_flushed",
+ [0x10] = "-reserved-", [0x11] = "ack_complete",
+ [0x12] = "ack_pending ", [0x13] = "-reserved-",
+ [0x14] = "ack_busy_X", [0x15] = "ack_busy_A",
+ [0x16] = "ack_busy_B", [0x17] = "-reserved-",
+ [0x18] = "-reserved-", [0x19] = "-reserved-",
+ [0x1a] = "-reserved-", [0x1b] = "ack_tardy",
+ [0x1c] = "-reserved-", [0x1d] = "ack_data_error",
+ [0x1e] = "ack_type_error", [0x1f] = "-reserved-",
+ [0x20] = "pending/cancelled",
+ };
u32 ctl;
ctl = reg_read(ohci, CONTROL_SET(regs));
@@ -2030,9 +1856,9 @@ static int find_and_insert_self_id(struct fw_ohci *ohci, int self_id_count)
return self_id_count;
}
-static void bus_reset_work(struct work_struct *work)
+static irqreturn_t handle_selfid_complete_event(int irq, void *data)
{
- struct fw_ohci *ohci = from_work(ohci, work, bus_reset_work);
+ struct fw_ohci *ohci = data;
int self_id_count, generation, new_generation, i, j;
u32 reg, quadlet;
void *free_rom = NULL;
@@ -2043,11 +1869,11 @@ static void bus_reset_work(struct work_struct *work)
if (!(reg & OHCI1394_NodeID_idValid)) {
ohci_notice(ohci,
"node ID not valid, new bus reset in progress\n");
- return;
+ goto end;
}
if ((reg & OHCI1394_NodeID_nodeNumber) == 63) {
ohci_notice(ohci, "malconfigured bus\n");
- return;
+ goto end;
}
ohci->node_id = reg & (OHCI1394_NodeID_busNumber |
OHCI1394_NodeID_nodeNumber);
@@ -2061,8 +1887,11 @@ static void bus_reset_work(struct work_struct *work)
reg = reg_read(ohci, OHCI1394_SelfIDCount);
if (ohci1394_self_id_count_is_error(reg)) {
ohci_notice(ohci, "self ID receive error\n");
- return;
+ goto end;
}
+
+ trace_self_id_complete(ohci->card.index, reg, ohci->self_id, has_be_header_quirk(ohci));
+
/*
* The count in the SelfIDCount register is the number of
* bytes in the self ID receive buffer. Since we also receive
@@ -2073,7 +1902,7 @@ static void bus_reset_work(struct work_struct *work)
if (self_id_count > 252) {
ohci_notice(ohci, "bad selfIDSize (%08x)\n", reg);
- return;
+ goto end;
}
quadlet = cond_le32_to_cpu(ohci->self_id[0], has_be_header_quirk(ohci));
@@ -2100,7 +1929,7 @@ static void bus_reset_work(struct work_struct *work)
ohci_notice(ohci, "bad self ID %d/%d (%08x != ~%08x)\n",
j, self_id_count, id, id2);
- return;
+ goto end;
}
ohci->self_id_buffer[j] = id;
}
@@ -2110,13 +1939,13 @@ static void bus_reset_work(struct work_struct *work)
if (self_id_count < 0) {
ohci_notice(ohci,
"could not construct local self ID\n");
- return;
+ goto end;
}
}
if (self_id_count == 0) {
ohci_notice(ohci, "no self IDs\n");
- return;
+ goto end;
}
rmb();
@@ -2138,7 +1967,7 @@ static void bus_reset_work(struct work_struct *work)
new_generation = ohci1394_self_id_count_get_generation(reg);
if (new_generation != generation) {
ohci_notice(ohci, "new bus reset, discarding self ids\n");
- return;
+ goto end;
}
// FIXME: Document how the locking works.
@@ -2195,12 +2024,12 @@ static void bus_reset_work(struct work_struct *work)
if (free_rom)
dmam_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, free_rom, free_rom_bus);
- log_selfids(ohci, generation, self_id_count);
-
fw_core_handle_bus_reset(&ohci->card, ohci->node_id, generation,
self_id_count, ohci->self_id_buffer,
ohci->csr_state_setclear_abdicate);
ohci->csr_state_setclear_abdicate = false;
+end:
+ return IRQ_HANDLED;
}
static irqreturn_t irq_handler(int irq, void *data)
@@ -2214,11 +2043,6 @@ static irqreturn_t irq_handler(int irq, void *data)
if (!event || !~event)
return IRQ_NONE;
- if (unlikely(param_debug > 0)) {
- dev_notice_ratelimited(ohci->card.device,
- "The debug parameter is superseded by tracepoints events, and deprecated.");
- }
-
/*
* busReset and postedWriteErr events must not be cleared yet
* (OHCI 1.1 clauses 7.2.3.2 and 13.2.8.1)
@@ -2226,21 +2050,11 @@ static irqreturn_t irq_handler(int irq, void *data)
reg_write(ohci, OHCI1394_IntEventClear,
event & ~(OHCI1394_busReset | OHCI1394_postedWriteErr));
trace_irqs(ohci->card.index, event);
- log_irqs(ohci, event);
- // The flag is masked again at bus_reset_work() scheduled by selfID event.
+
+ // The flag is masked again at handle_selfid_complete_event() scheduled by selfID event.
if (event & OHCI1394_busReset)
reg_write(ohci, OHCI1394_IntMaskClear, OHCI1394_busReset);
- if (event & OHCI1394_selfIDComplete) {
- if (trace_self_id_complete_enabled()) {
- u32 reg = reg_read(ohci, OHCI1394_SelfIDCount);
-
- trace_self_id_complete(ohci->card.index, reg, ohci->self_id,
- has_be_header_quirk(ohci));
- }
- queue_work(selfid_workqueue, &ohci->bus_reset_work);
- }
-
if (event & OHCI1394_RQPkt)
queue_work(ohci->card.async_wq, &ohci->ar_request_ctx.work);
@@ -2311,7 +2125,10 @@ static irqreturn_t irq_handler(int irq, void *data)
} else
flush_writes(ohci);
- return IRQ_HANDLED;
+ if (event & OHCI1394_selfIDComplete)
+ return IRQ_WAKE_THREAD;
+ else
+ return IRQ_HANDLED;
}
static int software_reset(struct fw_ohci *ohci)
@@ -2591,6 +2408,41 @@ static int ohci_enable(struct fw_card *card,
return 0;
}
+static void ohci_disable(struct fw_card *card)
+{
+ struct pci_dev *pdev = to_pci_dev(card->device);
+ struct fw_ohci *ohci = pci_get_drvdata(pdev);
+ int i, irq = pci_irq_vector(pdev, 0);
+
+ // If the removal is happening from the suspend state, LPS won't be enabled and host
+ // registers (eg., IntMaskClear) won't be accessible.
+ if (!(reg_read(ohci, OHCI1394_HCControlSet) & OHCI1394_HCControl_LPS))
+ return;
+
+ reg_write(ohci, OHCI1394_IntMaskClear, ~0);
+ flush_writes(ohci);
+
+ if (irq >= 0)
+ synchronize_irq(irq);
+
+ flush_work(&ohci->ar_request_ctx.work);
+ flush_work(&ohci->ar_response_ctx.work);
+ flush_work(&ohci->at_request_ctx.work);
+ flush_work(&ohci->at_response_ctx.work);
+
+ for (i = 0; i < ohci->n_ir; ++i) {
+ if (!(ohci->ir_context_mask & BIT(i)))
+ flush_work(&ohci->ir_context_list[i].base.work);
+ }
+ for (i = 0; i < ohci->n_it; ++i) {
+ if (!(ohci->it_context_mask & BIT(i)))
+ flush_work(&ohci->it_context_list[i].base.work);
+ }
+
+ at_context_flush(&ohci->at_request_ctx);
+ at_context_flush(&ohci->at_response_ctx);
+}
+
static int ohci_set_config_rom(struct fw_card *card,
const __be32 *config_rom, size_t length)
{
@@ -2624,7 +2476,7 @@ static int ohci_set_config_rom(struct fw_card *card,
* then set up the real values for the two registers.
*
* We use ohci->lock to avoid racing with the code that sets
- * ohci->next_config_rom to NULL (see bus_reset_work).
+ * ohci->next_config_rom to NULL (see handle_selfid_complete_event).
*/
next_config_rom = dmam_alloc_coherent(ohci->card.device, CONFIG_ROM_SIZE,
@@ -2705,7 +2557,6 @@ static int ohci_cancel_packet(struct fw_card *card, struct fw_packet *packet)
dma_unmap_single(ohci->card.device, packet->payload_bus,
packet->payload_length, DMA_TO_DEVICE);
- log_ar_at_event(ohci, 'T', packet->speed, packet->header, 0x20);
driver_data->packet = NULL;
packet->ack = RCODE_CANCELLED;
@@ -3626,6 +3477,7 @@ static int ohci_flush_iso_completions(struct fw_iso_context *base)
static const struct fw_card_driver ohci_driver = {
.enable = ohci_enable,
+ .disable = ohci_disable,
.read_phy_reg = ohci_read_phy_reg,
.update_phy_reg = ohci_update_phy_reg,
.set_config_rom = ohci_set_config_rom,
@@ -3695,7 +3547,6 @@ static int pci_probe(struct pci_dev *dev,
u32 bus_options, max_receive, link_speed, version;
u64 guid;
int i, flags, irq, err;
- size_t size;
if (dev->vendor == PCI_VENDOR_ID_PINNACLE_SYSTEMS) {
dev_err(&dev->dev, "Pinnacle MovieBoard is not yet supported\n");
@@ -3722,8 +3573,6 @@ static int pci_probe(struct pci_dev *dev,
spin_lock_init(&ohci->lock);
mutex_init(&ohci->phy_reg_mutex);
- INIT_WORK(&ohci->bus_reset_work, bus_reset_work);
-
if (!(pci_resource_flags(dev, 0) & IORESOURCE_MEM) ||
pci_resource_len(dev, 0) < OHCI1394_REGISTER_SIZE) {
ohci_err(ohci, "invalid MMIO resource\n");
@@ -3791,8 +3640,7 @@ static int pci_probe(struct pci_dev *dev,
reg_write(ohci, OHCI1394_IsoRecvIntMaskClear, ~0);
ohci->ir_context_mask = ohci->ir_context_support;
ohci->n_ir = hweight32(ohci->ir_context_mask);
- size = sizeof(struct iso_context) * ohci->n_ir;
- ohci->ir_context_list = devm_kzalloc(&dev->dev, size, GFP_KERNEL);
+ ohci->ir_context_list = devm_kcalloc(&dev->dev, ohci->n_ir, sizeof(struct iso_context), GFP_KERNEL);
if (!ohci->ir_context_list)
return -ENOMEM;
@@ -3806,8 +3654,7 @@ static int pci_probe(struct pci_dev *dev,
reg_write(ohci, OHCI1394_IsoXmitIntMaskClear, ~0);
ohci->it_context_mask = ohci->it_context_support;
ohci->n_it = hweight32(ohci->it_context_mask);
- size = sizeof(struct iso_context) * ohci->n_it;
- ohci->it_context_list = devm_kzalloc(&dev->dev, size, GFP_KERNEL);
+ ohci->it_context_list = devm_kcalloc(&dev->dev, ohci->n_it, sizeof(struct iso_context), GFP_KERNEL);
if (!ohci->it_context_list)
return -ENOMEM;
@@ -3832,7 +3679,9 @@ static int pci_probe(struct pci_dev *dev,
goto fail_msi;
}
- err = request_threaded_irq(irq, irq_handler, NULL,
+ // IRQF_ONESHOT is not applied so that any events are handled in the hardIRQ handler during
+ // invoking the threaded IRQ handler for SelfIDComplete event.
+ err = request_threaded_irq(irq, irq_handler, handle_selfid_complete_event,
pci_dev_msi_enabled(dev) ? 0 : IRQF_SHARED, ohci_driver_name,
ohci);
if (err < 0) {
@@ -3868,22 +3717,8 @@ static void pci_remove(struct pci_dev *dev)
struct fw_ohci *ohci = pci_get_drvdata(dev);
int irq;
- /*
- * If the removal is happening from the suspend state, LPS won't be
- * enabled and host registers (eg., IntMaskClear) won't be accessible.
- */
- if (reg_read(ohci, OHCI1394_HCControlSet) & OHCI1394_HCControl_LPS) {
- reg_write(ohci, OHCI1394_IntMaskClear, ~0);
- flush_writes(ohci);
- }
- cancel_work_sync(&ohci->bus_reset_work);
fw_core_remove_card(&ohci->card);
- /*
- * FIXME: Fail all pending packets here, now that the upper
- * layers can't queue any more.
- */
-
software_reset(ohci);
irq = pci_irq_vector(dev, 0);
@@ -3949,17 +3784,12 @@ static struct pci_driver fw_ohci_pci_driver = {
static int __init fw_ohci_init(void)
{
- selfid_workqueue = alloc_workqueue(KBUILD_MODNAME, WQ_MEM_RECLAIM, 0);
- if (!selfid_workqueue)
- return -ENOMEM;
-
return pci_register_driver(&fw_ohci_pci_driver);
}
static void __exit fw_ohci_cleanup(void)
{
pci_unregister_driver(&fw_ohci_pci_driver);
- destroy_workqueue(selfid_workqueue);
}
module_init(fw_ohci_init);
diff --git a/drivers/firmware/arm_ffa/driver.c b/drivers/firmware/arm_ffa/driver.c
index 65bf1685350a..c72ee4756585 100644
--- a/drivers/firmware/arm_ffa/driver.c
+++ b/drivers/firmware/arm_ffa/driver.c
@@ -649,6 +649,26 @@ static u16 ffa_memory_attributes_get(u32 func_id)
return FFA_MEM_NORMAL | FFA_MEM_WRITE_BACK | FFA_MEM_INNER_SHAREABLE;
}
+static void ffa_emad_impdef_value_init(u32 version, void *dst, void *src)
+{
+ struct ffa_mem_region_attributes *ep_mem_access;
+
+ if (FFA_EMAD_HAS_IMPDEF_FIELD(version))
+ memcpy(dst, src, sizeof(ep_mem_access->impdef_val));
+}
+
+static void
+ffa_mem_region_additional_setup(u32 version, struct ffa_mem_region *mem_region)
+{
+ if (!FFA_MEM_REGION_HAS_EP_MEM_OFFSET(version)) {
+ mem_region->ep_mem_size = 0;
+ } else {
+ mem_region->ep_mem_size = ffa_emad_size_get(version);
+ mem_region->ep_mem_offset = sizeof(*mem_region);
+ memset(mem_region->reserved, 0, 12);
+ }
+}
+
static int
ffa_setup_and_transmit(u32 func_id, void *buffer, u32 max_fragsize,
struct ffa_mem_ops_args *args)
@@ -667,27 +687,24 @@ ffa_setup_and_transmit(u32 func_id, void *buffer, u32 max_fragsize,
mem_region->flags = args->flags;
mem_region->sender_id = drv_info->vm_id;
mem_region->attributes = ffa_memory_attributes_get(func_id);
- ep_mem_access = buffer +
- ffa_mem_desc_offset(buffer, 0, drv_info->version);
composite_offset = ffa_mem_desc_offset(buffer, args->nattrs,
drv_info->version);
- for (idx = 0; idx < args->nattrs; idx++, ep_mem_access++) {
+ for (idx = 0; idx < args->nattrs; idx++) {
+ ep_mem_access = buffer +
+ ffa_mem_desc_offset(buffer, idx, drv_info->version);
ep_mem_access->receiver = args->attrs[idx].receiver;
ep_mem_access->attrs = args->attrs[idx].attrs;
ep_mem_access->composite_off = composite_offset;
ep_mem_access->flag = 0;
ep_mem_access->reserved = 0;
+ ffa_emad_impdef_value_init(drv_info->version,
+ ep_mem_access->impdef_val,
+ args->attrs[idx].impdef_val);
}
mem_region->handle = 0;
mem_region->ep_count = args->nattrs;
- if (drv_info->version <= FFA_VERSION_1_0) {
- mem_region->ep_mem_size = 0;
- } else {
- mem_region->ep_mem_size = sizeof(*ep_mem_access);
- mem_region->ep_mem_offset = sizeof(*mem_region);
- memset(mem_region->reserved, 0, 12);
- }
+ ffa_mem_region_additional_setup(drv_info->version, mem_region);
composite = buffer + composite_offset;
composite->total_pg_cnt = ffa_get_num_pages_sg(args->sg);
diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c
index 24e59ddf85e7..c7698cfaa4e8 100644
--- a/drivers/firmware/arm_scmi/bus.c
+++ b/drivers/firmware/arm_scmi/bus.c
@@ -401,8 +401,8 @@ static void scmi_device_release(struct device *dev)
static void __scmi_device_destroy(struct scmi_device *scmi_dev)
{
- pr_debug("(%s) Destroying SCMI device '%s' for protocol 0x%x (%s)\n",
- of_node_full_name(scmi_dev->dev.parent->of_node),
+ pr_debug("(%pOF) Destroying SCMI device '%s' for protocol 0x%x (%s)\n",
+ scmi_dev->dev.parent->of_node,
dev_name(&scmi_dev->dev), scmi_dev->protocol_id,
scmi_dev->name);
@@ -474,9 +474,8 @@ __scmi_device_create(struct device_node *np, struct device *parent,
if (retval)
goto put_dev;
- pr_debug("(%s) Created SCMI device '%s' for protocol 0x%x (%s)\n",
- of_node_full_name(parent->of_node),
- dev_name(&scmi_dev->dev), protocol, name);
+ pr_debug("(%pOF) Created SCMI device '%s' for protocol 0x%x (%s)\n",
+ parent->of_node, dev_name(&scmi_dev->dev), protocol, name);
return scmi_dev;
put_dev:
@@ -493,8 +492,8 @@ _scmi_device_create(struct device_node *np, struct device *parent,
sdev = __scmi_device_create(np, parent, protocol, name);
if (!sdev)
- pr_err("(%s) Failed to create device for protocol 0x%x (%s)\n",
- of_node_full_name(parent->of_node), protocol, name);
+ pr_err("(%pOF) Failed to create device for protocol 0x%x (%s)\n",
+ parent->of_node, protocol, name);
return sdev;
}
diff --git a/drivers/firmware/arm_scmi/common.h b/drivers/firmware/arm_scmi/common.h
index 07b9e629276d..7c35c95fddba 100644
--- a/drivers/firmware/arm_scmi/common.h
+++ b/drivers/firmware/arm_scmi/common.h
@@ -309,16 +309,36 @@ enum debug_counters {
SCMI_DEBUG_COUNTERS_LAST
};
-static inline void scmi_inc_count(atomic_t *arr, int stat)
+/**
+ * struct scmi_debug_info - Debug common info
+ * @top_dentry: A reference to the top debugfs dentry
+ * @name: Name of this SCMI instance
+ * @type: Type of this SCMI instance
+ * @is_atomic: Flag to state if the transport of this instance is atomic
+ * @counters: An array of atomic_c's used for tracking statistics (if enabled)
+ */
+struct scmi_debug_info {
+ struct dentry *top_dentry;
+ const char *name;
+ const char *type;
+ bool is_atomic;
+ atomic_t counters[SCMI_DEBUG_COUNTERS_LAST];
+};
+
+static inline void scmi_inc_count(struct scmi_debug_info *dbg, int stat)
{
- if (IS_ENABLED(CONFIG_ARM_SCMI_DEBUG_COUNTERS))
- atomic_inc(&arr[stat]);
+ if (IS_ENABLED(CONFIG_ARM_SCMI_DEBUG_COUNTERS)) {
+ if (dbg)
+ atomic_inc(&dbg->counters[stat]);
+ }
}
-static inline void scmi_dec_count(atomic_t *arr, int stat)
+static inline void scmi_dec_count(struct scmi_debug_info *dbg, int stat)
{
- if (IS_ENABLED(CONFIG_ARM_SCMI_DEBUG_COUNTERS))
- atomic_dec(&arr[stat]);
+ if (IS_ENABLED(CONFIG_ARM_SCMI_DEBUG_COUNTERS)) {
+ if (dbg)
+ atomic_dec(&dbg->counters[stat]);
+ }
}
enum scmi_bad_msg {
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index bd56a877fdfc..5caa9191a8d1 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -116,22 +116,6 @@ struct scmi_protocol_instance {
#define ph_to_pi(h) container_of(h, struct scmi_protocol_instance, ph)
/**
- * struct scmi_debug_info - Debug common info
- * @top_dentry: A reference to the top debugfs dentry
- * @name: Name of this SCMI instance
- * @type: Type of this SCMI instance
- * @is_atomic: Flag to state if the transport of this instance is atomic
- * @counters: An array of atomic_c's used for tracking statistics (if enabled)
- */
-struct scmi_debug_info {
- struct dentry *top_dentry;
- const char *name;
- const char *type;
- bool is_atomic;
- atomic_t counters[SCMI_DEBUG_COUNTERS_LAST];
-};
-
-/**
* struct scmi_info - Structure representing a SCMI instance
*
* @id: A sequence number starting from zero identifying this instance
@@ -610,7 +594,7 @@ scmi_xfer_inflight_register_unlocked(struct scmi_xfer *xfer,
/* Set in-flight */
set_bit(xfer->hdr.seq, minfo->xfer_alloc_table);
hash_add(minfo->pending_xfers, &xfer->node, xfer->hdr.seq);
- scmi_inc_count(info->dbg->counters, XFERS_INFLIGHT);
+ scmi_inc_count(info->dbg, XFERS_INFLIGHT);
xfer->pending = true;
}
@@ -819,8 +803,9 @@ __scmi_xfer_put(struct scmi_xfers_info *minfo, struct scmi_xfer *xfer)
hash_del(&xfer->node);
xfer->pending = false;
- scmi_dec_count(info->dbg->counters, XFERS_INFLIGHT);
+ scmi_dec_count(info->dbg, XFERS_INFLIGHT);
}
+ xfer->flags = 0;
hlist_add_head(&xfer->node, &minfo->free_xfers);
}
spin_unlock_irqrestore(&minfo->xfer_lock, flags);
@@ -839,8 +824,6 @@ void scmi_xfer_raw_put(const struct scmi_handle *handle, struct scmi_xfer *xfer)
{
struct scmi_info *info = handle_to_scmi_info(handle);
- xfer->flags &= ~SCMI_XFER_FLAG_IS_RAW;
- xfer->flags &= ~SCMI_XFER_FLAG_CHAN_SET;
return __scmi_xfer_put(&info->tx_minfo, xfer);
}
@@ -1034,7 +1017,7 @@ scmi_xfer_command_acquire(struct scmi_chan_info *cinfo, u32 msg_hdr)
spin_unlock_irqrestore(&minfo->xfer_lock, flags);
scmi_bad_message_trace(cinfo, msg_hdr, MSG_UNEXPECTED);
- scmi_inc_count(info->dbg->counters, ERR_MSG_UNEXPECTED);
+ scmi_inc_count(info->dbg, ERR_MSG_UNEXPECTED);
return xfer;
}
@@ -1062,7 +1045,7 @@ scmi_xfer_command_acquire(struct scmi_chan_info *cinfo, u32 msg_hdr)
msg_type, xfer_id, msg_hdr, xfer->state);
scmi_bad_message_trace(cinfo, msg_hdr, MSG_INVALID);
- scmi_inc_count(info->dbg->counters, ERR_MSG_INVALID);
+ scmi_inc_count(info->dbg, ERR_MSG_INVALID);
/* On error the refcount incremented above has to be dropped */
__scmi_xfer_put(minfo, xfer);
@@ -1107,7 +1090,7 @@ static void scmi_handle_notification(struct scmi_chan_info *cinfo,
PTR_ERR(xfer));
scmi_bad_message_trace(cinfo, msg_hdr, MSG_NOMEM);
- scmi_inc_count(info->dbg->counters, ERR_MSG_NOMEM);
+ scmi_inc_count(info->dbg, ERR_MSG_NOMEM);
scmi_clear_channel(info, cinfo);
return;
@@ -1123,7 +1106,7 @@ static void scmi_handle_notification(struct scmi_chan_info *cinfo,
trace_scmi_msg_dump(info->id, cinfo->id, xfer->hdr.protocol_id,
xfer->hdr.id, "NOTI", xfer->hdr.seq,
xfer->hdr.status, xfer->rx.buf, xfer->rx.len);
- scmi_inc_count(info->dbg->counters, NOTIFICATION_OK);
+ scmi_inc_count(info->dbg, NOTIFICATION_OK);
scmi_notify(cinfo->handle, xfer->hdr.protocol_id,
xfer->hdr.id, xfer->rx.buf, xfer->rx.len, ts);
@@ -1183,10 +1166,10 @@ static void scmi_handle_response(struct scmi_chan_info *cinfo,
if (xfer->hdr.type == MSG_TYPE_DELAYED_RESP) {
scmi_clear_channel(info, cinfo);
complete(xfer->async_done);
- scmi_inc_count(info->dbg->counters, DELAYED_RESPONSE_OK);
+ scmi_inc_count(info->dbg, DELAYED_RESPONSE_OK);
} else {
complete(&xfer->done);
- scmi_inc_count(info->dbg->counters, RESPONSE_OK);
+ scmi_inc_count(info->dbg, RESPONSE_OK);
}
if (IS_ENABLED(CONFIG_ARM_SCMI_RAW_MODE_SUPPORT)) {
@@ -1296,7 +1279,7 @@ static int scmi_wait_for_reply(struct device *dev, const struct scmi_desc *desc,
"timed out in resp(caller: %pS) - polling\n",
(void *)_RET_IP_);
ret = -ETIMEDOUT;
- scmi_inc_count(info->dbg->counters, XFERS_RESPONSE_POLLED_TIMEOUT);
+ scmi_inc_count(info->dbg, XFERS_RESPONSE_POLLED_TIMEOUT);
}
}
@@ -1321,7 +1304,7 @@ static int scmi_wait_for_reply(struct device *dev, const struct scmi_desc *desc,
"RESP" : "resp",
xfer->hdr.seq, xfer->hdr.status,
xfer->rx.buf, xfer->rx.len);
- scmi_inc_count(info->dbg->counters, RESPONSE_POLLED_OK);
+ scmi_inc_count(info->dbg, RESPONSE_POLLED_OK);
if (IS_ENABLED(CONFIG_ARM_SCMI_RAW_MODE_SUPPORT)) {
scmi_raw_message_report(info->raw, xfer,
@@ -1336,7 +1319,7 @@ static int scmi_wait_for_reply(struct device *dev, const struct scmi_desc *desc,
dev_err(dev, "timed out in resp(caller: %pS)\n",
(void *)_RET_IP_);
ret = -ETIMEDOUT;
- scmi_inc_count(info->dbg->counters, XFERS_RESPONSE_TIMEOUT);
+ scmi_inc_count(info->dbg, XFERS_RESPONSE_TIMEOUT);
}
}
@@ -1420,13 +1403,13 @@ static int do_xfer(const struct scmi_protocol_handle *ph,
!is_transport_polling_capable(info->desc)) {
dev_warn_once(dev,
"Polling mode is not supported by transport.\n");
- scmi_inc_count(info->dbg->counters, SENT_FAIL_POLLING_UNSUPPORTED);
+ scmi_inc_count(info->dbg, SENT_FAIL_POLLING_UNSUPPORTED);
return -EINVAL;
}
cinfo = idr_find(&info->tx_idr, pi->proto->id);
if (unlikely(!cinfo)) {
- scmi_inc_count(info->dbg->counters, SENT_FAIL_CHANNEL_NOT_FOUND);
+ scmi_inc_count(info->dbg, SENT_FAIL_CHANNEL_NOT_FOUND);
return -EINVAL;
}
/* True ONLY if also supported by transport. */
@@ -1461,19 +1444,19 @@ static int do_xfer(const struct scmi_protocol_handle *ph,
ret = info->desc->ops->send_message(cinfo, xfer);
if (ret < 0) {
dev_dbg(dev, "Failed to send message %d\n", ret);
- scmi_inc_count(info->dbg->counters, SENT_FAIL);
+ scmi_inc_count(info->dbg, SENT_FAIL);
return ret;
}
trace_scmi_msg_dump(info->id, cinfo->id, xfer->hdr.protocol_id,
xfer->hdr.id, "CMND", xfer->hdr.seq,
xfer->hdr.status, xfer->tx.buf, xfer->tx.len);
- scmi_inc_count(info->dbg->counters, SENT_OK);
+ scmi_inc_count(info->dbg, SENT_OK);
ret = scmi_wait_for_message_response(cinfo, xfer);
if (!ret && xfer->hdr.status) {
ret = scmi_to_linux_errno(xfer->hdr.status);
- scmi_inc_count(info->dbg->counters, ERR_PROTOCOL);
+ scmi_inc_count(info->dbg, ERR_PROTOCOL);
}
if (info->desc->ops->mark_txdone)
@@ -3044,9 +3027,6 @@ static int scmi_debugfs_raw_mode_setup(struct scmi_info *info)
u8 channels[SCMI_MAX_CHANNELS] = {};
DECLARE_BITMAP(protos, SCMI_MAX_CHANNELS) = {};
- if (!info->dbg)
- return -EINVAL;
-
/* Enumerate all channels to collect their ids */
idr_for_each_entry(&info->tx_idr, cinfo, id) {
/*
@@ -3218,7 +3198,7 @@ static int scmi_probe(struct platform_device *pdev)
if (!info->dbg)
dev_warn(dev, "Failed to setup SCMI debugfs.\n");
- if (IS_ENABLED(CONFIG_ARM_SCMI_RAW_MODE_SUPPORT)) {
+ if (info->dbg && IS_ENABLED(CONFIG_ARM_SCMI_RAW_MODE_SUPPORT)) {
ret = scmi_debugfs_raw_mode_setup(info);
if (!coex) {
if (ret)
@@ -3423,6 +3403,9 @@ int scmi_inflight_count(const struct scmi_handle *handle)
if (IS_ENABLED(CONFIG_ARM_SCMI_DEBUG_COUNTERS)) {
struct scmi_info *info = handle_to_scmi_info(handle);
+ if (!info->dbg)
+ return 0;
+
return atomic_read(&info->dbg->counters[XFERS_INFLIGHT]);
} else {
return 0;
diff --git a/drivers/firmware/arm_scmi/quirks.c b/drivers/firmware/arm_scmi/quirks.c
index 03960aca3610..03848283c2a0 100644
--- a/drivers/firmware/arm_scmi/quirks.c
+++ b/drivers/firmware/arm_scmi/quirks.c
@@ -71,6 +71,7 @@
*/
#include <linux/ctype.h>
+#include <linux/cleanup.h>
#include <linux/device.h>
#include <linux/export.h>
#include <linux/hashtable.h>
@@ -89,9 +90,9 @@
struct scmi_quirk {
bool enabled;
const char *name;
- char *vendor;
- char *sub_vendor_id;
- char *impl_ver_range;
+ const char *vendor;
+ const char *sub_vendor_id;
+ const char *impl_ver_range;
u32 start_range;
u32 end_range;
struct static_key_false *key;
@@ -217,7 +218,7 @@ static unsigned int scmi_quirk_signature(const char *vend, const char *sub_vend)
static int scmi_quirk_range_parse(struct scmi_quirk *quirk)
{
- const char *last, *first = quirk->impl_ver_range;
+ const char *last, *first __free(kfree) = NULL;
size_t len;
char *sep;
int ret;
@@ -228,8 +229,12 @@ static int scmi_quirk_range_parse(struct scmi_quirk *quirk)
if (!len)
return 0;
+ first = kmemdup(quirk->impl_ver_range, len + 1, GFP_KERNEL);
+ if (!first)
+ return -ENOMEM;
+
last = first + len - 1;
- sep = strchr(quirk->impl_ver_range, '-');
+ sep = strchr(first, '-');
if (sep)
*sep = '\0';
diff --git a/drivers/firmware/arm_scmi/transports/mailbox.c b/drivers/firmware/arm_scmi/transports/mailbox.c
index bd041c99b92b..ae0f67e6cc45 100644
--- a/drivers/firmware/arm_scmi/transports/mailbox.c
+++ b/drivers/firmware/arm_scmi/transports/mailbox.c
@@ -127,8 +127,8 @@ static int mailbox_chan_validate(struct device *cdev, int *a2p_rx_chan,
(num_mb == 1 && num_sh != 1) || (num_mb == 3 && num_sh != 2) ||
(num_mb == 4 && num_sh != 2)) {
dev_warn(cdev,
- "Invalid channel descriptor for '%s' - mbs:%d shm:%d\n",
- of_node_full_name(np), num_mb, num_sh);
+ "Invalid channel descriptor for '%pOF' - mbs:%d shm:%d\n",
+ np, num_mb, num_sh);
return -EINVAL;
}
@@ -140,8 +140,7 @@ static int mailbox_chan_validate(struct device *cdev, int *a2p_rx_chan,
of_parse_phandle(np, "shmem", 1);
if (!np_tx || !np_rx || np_tx == np_rx) {
- dev_warn(cdev, "Invalid shmem descriptor for '%s'\n",
- of_node_full_name(np));
+ dev_warn(cdev, "Invalid shmem descriptor for '%pOF'\n", np);
ret = -EINVAL;
}
}
diff --git a/drivers/firmware/arm_scmi/transports/optee.c b/drivers/firmware/arm_scmi/transports/optee.c
index 3949a877e17d..dc0f46340153 100644
--- a/drivers/firmware/arm_scmi/transports/optee.c
+++ b/drivers/firmware/arm_scmi/transports/optee.c
@@ -498,7 +498,7 @@ static void scmi_optee_mark_txdone(struct scmi_chan_info *cinfo, int ret,
mutex_unlock(&channel->mu);
}
-static struct scmi_transport_ops scmi_optee_ops = {
+static const struct scmi_transport_ops scmi_optee_ops = {
.chan_available = scmi_optee_chan_available,
.chan_setup = scmi_optee_chan_setup,
.chan_free = scmi_optee_chan_free,
diff --git a/drivers/firmware/arm_scmi/transports/virtio.c b/drivers/firmware/arm_scmi/transports/virtio.c
index cb934db9b2b4..326c4a93e44b 100644
--- a/drivers/firmware/arm_scmi/transports/virtio.c
+++ b/drivers/firmware/arm_scmi/transports/virtio.c
@@ -871,6 +871,9 @@ static int scmi_vio_probe(struct virtio_device *vdev)
/* Ensure initialized scmi_vdev is visible */
smp_store_mb(scmi_vdev, vdev);
+ /* Set device ready */
+ virtio_device_ready(vdev);
+
ret = platform_driver_register(&scmi_virtio_driver);
if (ret) {
vdev->priv = NULL;
diff --git a/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c b/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c
index a8915d3b4df5..700a3f24f4ef 100644
--- a/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c
+++ b/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c
@@ -25,7 +25,10 @@
enum scmi_imx_misc_protocol_cmd {
SCMI_IMX_MISC_CTRL_SET = 0x3,
SCMI_IMX_MISC_CTRL_GET = 0x4,
+ SCMI_IMX_MISC_DISCOVER_BUILD_INFO = 0x6,
SCMI_IMX_MISC_CTRL_NOTIFY = 0x8,
+ SCMI_IMX_MISC_CFG_INFO_GET = 0xC,
+ SCMI_IMX_MISC_BOARD_INFO = 0xE,
};
struct scmi_imx_misc_info {
@@ -65,6 +68,27 @@ struct scmi_imx_misc_ctrl_get_out {
__le32 val[];
};
+struct scmi_imx_misc_buildinfo_out {
+ __le32 buildnum;
+ __le32 buildcommit;
+#define MISC_MAX_BUILDDATE 16
+ u8 builddate[MISC_MAX_BUILDDATE];
+#define MISC_MAX_BUILDTIME 16
+ u8 buildtime[MISC_MAX_BUILDTIME];
+};
+
+struct scmi_imx_misc_board_info_out {
+ __le32 attributes;
+#define MISC_MAX_BRDNAME 16
+ u8 brdname[MISC_MAX_BRDNAME];
+};
+
+struct scmi_imx_misc_cfg_info_out {
+ __le32 msel;
+#define MISC_MAX_CFGNAME 16
+ u8 cfgname[MISC_MAX_CFGNAME];
+};
+
static int scmi_imx_misc_attributes_get(const struct scmi_protocol_handle *ph,
struct scmi_imx_misc_info *mi)
{
@@ -272,6 +296,81 @@ static int scmi_imx_misc_ctrl_set(const struct scmi_protocol_handle *ph,
return ret;
}
+static int scmi_imx_misc_build_info_discover(const struct scmi_protocol_handle *ph)
+{
+ char date[MISC_MAX_BUILDDATE], time[MISC_MAX_BUILDTIME];
+ struct scmi_imx_misc_buildinfo_out *out;
+ struct scmi_xfer *t;
+ int ret;
+
+ ret = ph->xops->xfer_get_init(ph, SCMI_IMX_MISC_DISCOVER_BUILD_INFO, 0,
+ sizeof(*out), &t);
+ if (ret)
+ return ret;
+
+ ret = ph->xops->do_xfer(ph, t);
+ if (!ret) {
+ out = t->rx.buf;
+ strscpy(date, out->builddate, MISC_MAX_BUILDDATE);
+ strscpy(time, out->buildtime, MISC_MAX_BUILDTIME);
+ dev_info(ph->dev, "SM Version\t= Build %u, Commit %08x %s %s\n",
+ le32_to_cpu(out->buildnum), le32_to_cpu(out->buildcommit),
+ date, time);
+ }
+
+ ph->xops->xfer_put(ph, t);
+
+ return ret;
+}
+
+static int scmi_imx_misc_board_info(const struct scmi_protocol_handle *ph)
+{
+ struct scmi_imx_misc_board_info_out *out;
+ char name[MISC_MAX_BRDNAME];
+ struct scmi_xfer *t;
+ int ret;
+
+ ret = ph->xops->xfer_get_init(ph, SCMI_IMX_MISC_BOARD_INFO, 0, sizeof(*out), &t);
+ if (ret)
+ return ret;
+
+ ret = ph->xops->do_xfer(ph, t);
+ if (!ret) {
+ out = t->rx.buf;
+ strscpy(name, out->brdname, MISC_MAX_BRDNAME);
+ dev_info(ph->dev, "Board\t\t= %s, attr=0x%08x\n",
+ name, le32_to_cpu(out->attributes));
+ }
+
+ ph->xops->xfer_put(ph, t);
+
+ return ret;
+}
+
+static int scmi_imx_misc_cfg_info_get(const struct scmi_protocol_handle *ph)
+{
+ struct scmi_imx_misc_cfg_info_out *out;
+ char name[MISC_MAX_CFGNAME];
+ struct scmi_xfer *t;
+ int ret;
+
+ ret = ph->xops->xfer_get_init(ph, SCMI_IMX_MISC_CFG_INFO_GET, 0, sizeof(*out), &t);
+ if (ret)
+ return ret;
+
+ ret = ph->xops->do_xfer(ph, t);
+ if (!ret) {
+ out = t->rx.buf;
+ strscpy(name, out->cfgname, MISC_MAX_CFGNAME);
+ dev_info(ph->dev, "SM Config\t= %s, mSel = %u\n",
+ name, le32_to_cpu(out->msel));
+ }
+
+ ph->xops->xfer_put(ph, t);
+
+ return ret;
+}
+
static const struct scmi_imx_misc_proto_ops scmi_imx_misc_proto_ops = {
.misc_ctrl_set = scmi_imx_misc_ctrl_set,
.misc_ctrl_get = scmi_imx_misc_ctrl_get,
@@ -299,6 +398,18 @@ static int scmi_imx_misc_protocol_init(const struct scmi_protocol_handle *ph)
if (ret)
return ret;
+ ret = scmi_imx_misc_build_info_discover(ph);
+ if (ret && ret != -EOPNOTSUPP)
+ return ret;
+
+ ret = scmi_imx_misc_board_info(ph);
+ if (ret && ret != -EOPNOTSUPP)
+ return ret;
+
+ ret = scmi_imx_misc_cfg_info_get(ph);
+ if (ret && ret != -EOPNOTSUPP)
+ return ret;
+
return ph->set_priv(ph, minfo, version);
}
diff --git a/drivers/firmware/arm_scmi/vendors/imx/imx95.rst b/drivers/firmware/arm_scmi/vendors/imx/imx95.rst
index 4e246a78a042..741f4eace350 100644
--- a/drivers/firmware/arm_scmi/vendors/imx/imx95.rst
+++ b/drivers/firmware/arm_scmi/vendors/imx/imx95.rst
@@ -1660,6 +1660,7 @@ protocol_id: 0x84
|Name |Description |
+--------------------+---------------------------------------------------------+
|int32 status |SUCCESS: system log return |
+| |NOT_SUPPORTED: system log not available |
+--------------------+---------------------------------------------------------+
|uint32 numLogflags |Descriptor for the log data returned by this call. |
| |Bits[31:20] Number of remaining log words. |
@@ -1670,6 +1671,30 @@ protocol_id: 0x84
|uint32 syslog[N] |Log data array, N is defined in bits[11:0] of numLogflags|
+--------------------+---------------------------------------------------------+
+MISC_BOARD_INFO
+~~~~~~~~~~~~~~~
+
+message_id: 0xE
+protocol_id: 0x84
+
++--------------------+---------------------------------------------------------+
+|Return values |
++--------------------+---------------------------------------------------------+
+|Name |Description |
++--------------------+---------------------------------------------------------+
+|int32 status |SUCCESS: config name return |
+| |NOT_SUPPORTED: name not available |
++--------------------+---------------------------------------------------------+
+|uint32 attributes |Board-specific attributes reserved for future expansion |
+| |without breaking backwards compatibility. The firmware |
+| |sets the value to 0 |
++--------------------+---------------------------------------------------------+
+|uint8 boardname[16] |Board name. NULL terminated ASCII string, up to 16 bytes |
+| |in length. This is System Manager(SM) firmware-exported |
+| |board-name and may not align with the board name in the |
+| |device tree. |
++--------------------+---------------------------------------------------------+
+
NEGOTIATE_PROTOCOL_VERSION
~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/drivers/firmware/arm_scmi/voltage.c b/drivers/firmware/arm_scmi/voltage.c
index fda6a1573609..17127880e10a 100644
--- a/drivers/firmware/arm_scmi/voltage.c
+++ b/drivers/firmware/arm_scmi/voltage.c
@@ -393,7 +393,7 @@ static int scmi_voltage_domains_num_get(const struct scmi_protocol_handle *ph)
return vinfo->num_domains;
}
-static struct scmi_voltage_proto_ops voltage_proto_ops = {
+static const struct scmi_voltage_proto_ops voltage_proto_ops = {
.num_domains_get = scmi_voltage_domains_num_get,
.info_get = scmi_voltage_info_get,
.config_set = scmi_voltage_config_set,
diff --git a/drivers/firmware/broadcom/bcm47xx_sprom.c b/drivers/firmware/broadcom/bcm47xx_sprom.c
index 14fbcd11657c..fdcd3a07abcd 100644
--- a/drivers/firmware/broadcom/bcm47xx_sprom.c
+++ b/drivers/firmware/broadcom/bcm47xx_sprom.c
@@ -404,7 +404,7 @@ static void bcm47xx_sprom_fill_auto(struct ssb_sprom *sprom,
ENTRY(0x00000700, u8, pre, "noiselvl5gua1", noiselvl5gua[1], 0, fb);
ENTRY(0x00000700, u8, pre, "noiselvl5gua2", noiselvl5gua[2], 0, fb);
}
-#undef ENTRY /* It's specififc, uses local variable, don't use it (again). */
+#undef ENTRY /* It's specific, uses local variable, don't use it (again). */
static void bcm47xx_fill_sprom_path_r4589(struct ssb_sprom *sprom,
const char *prefix, bool fallback)
diff --git a/drivers/firmware/cirrus/cs_dsp.c b/drivers/firmware/cirrus/cs_dsp.c
index f51047d8ea64..525ac0f0a75d 100644
--- a/drivers/firmware/cirrus/cs_dsp.c
+++ b/drivers/firmware/cirrus/cs_dsp.c
@@ -9,9 +9,11 @@
* Cirrus Logic International Semiconductor Ltd.
*/
+#include <linux/cleanup.h>
#include <linux/ctype.h>
#include <linux/debugfs.h>
#include <linux/delay.h>
+#include <linux/math.h>
#include <linux/minmax.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
@@ -316,44 +318,6 @@ struct cs_dsp_alg_region_list_item {
struct cs_dsp_alg_region alg_region;
};
-struct cs_dsp_buf {
- struct list_head list;
- void *buf;
-};
-
-static struct cs_dsp_buf *cs_dsp_buf_alloc(const void *src, size_t len,
- struct list_head *list)
-{
- struct cs_dsp_buf *buf = kzalloc(sizeof(*buf), GFP_KERNEL);
-
- if (buf == NULL)
- return NULL;
-
- buf->buf = vmalloc(len);
- if (!buf->buf) {
- kfree(buf);
- return NULL;
- }
- memcpy(buf->buf, src, len);
-
- if (list)
- list_add_tail(&buf->list, list);
-
- return buf;
-}
-
-static void cs_dsp_buf_free(struct list_head *list)
-{
- while (!list_empty(list)) {
- struct cs_dsp_buf *buf = list_first_entry(list,
- struct cs_dsp_buf,
- list);
- list_del(&buf->list);
- vfree(buf->buf);
- kfree(buf);
- }
-}
-
/**
* cs_dsp_mem_region_name() - Return a name string for a memory type
* @type: the memory type to match
@@ -388,18 +352,14 @@ EXPORT_SYMBOL_NS_GPL(cs_dsp_mem_region_name, "FW_CS_DSP");
#ifdef CONFIG_DEBUG_FS
static void cs_dsp_debugfs_save_wmfwname(struct cs_dsp *dsp, const char *s)
{
- char *tmp = kasprintf(GFP_KERNEL, "%s\n", s);
-
kfree(dsp->wmfw_file_name);
- dsp->wmfw_file_name = tmp;
+ dsp->wmfw_file_name = kstrdup(s, GFP_KERNEL);
}
static void cs_dsp_debugfs_save_binname(struct cs_dsp *dsp, const char *s)
{
- char *tmp = kasprintf(GFP_KERNEL, "%s\n", s);
-
kfree(dsp->bin_file_name);
- dsp->bin_file_name = tmp;
+ dsp->bin_file_name = kstrdup(s, GFP_KERNEL);
}
static void cs_dsp_debugfs_clear(struct cs_dsp *dsp)
@@ -410,24 +370,33 @@ static void cs_dsp_debugfs_clear(struct cs_dsp *dsp)
dsp->bin_file_name = NULL;
}
+static ssize_t cs_dsp_debugfs_string_read(struct cs_dsp *dsp,
+ char __user *user_buf,
+ size_t count, loff_t *ppos,
+ const char **pstr)
+{
+ const char *str __free(kfree) = NULL;
+
+ scoped_guard(mutex, &dsp->pwr_lock) {
+ if (!*pstr)
+ return 0;
+
+ str = kasprintf(GFP_KERNEL, "%s\n", *pstr);
+ if (!str)
+ return -ENOMEM;
+
+ return simple_read_from_buffer(user_buf, count, ppos, str, strlen(str));
+ }
+}
+
static ssize_t cs_dsp_debugfs_wmfw_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct cs_dsp *dsp = file->private_data;
- ssize_t ret;
-
- mutex_lock(&dsp->pwr_lock);
- if (!dsp->wmfw_file_name || !dsp->booted)
- ret = 0;
- else
- ret = simple_read_from_buffer(user_buf, count, ppos,
- dsp->wmfw_file_name,
- strlen(dsp->wmfw_file_name));
-
- mutex_unlock(&dsp->pwr_lock);
- return ret;
+ return cs_dsp_debugfs_string_read(dsp, user_buf, count, ppos,
+ &dsp->wmfw_file_name);
}
static ssize_t cs_dsp_debugfs_bin_read(struct file *file,
@@ -435,19 +404,9 @@ static ssize_t cs_dsp_debugfs_bin_read(struct file *file,
size_t count, loff_t *ppos)
{
struct cs_dsp *dsp = file->private_data;
- ssize_t ret;
-
- mutex_lock(&dsp->pwr_lock);
- if (!dsp->bin_file_name || !dsp->booted)
- ret = 0;
- else
- ret = simple_read_from_buffer(user_buf, count, ppos,
- dsp->bin_file_name,
- strlen(dsp->bin_file_name));
-
- mutex_unlock(&dsp->pwr_lock);
- return ret;
+ return cs_dsp_debugfs_string_read(dsp, user_buf, count, ppos,
+ &dsp->bin_file_name);
}
static const struct {
@@ -479,9 +438,11 @@ static int cs_dsp_debugfs_read_controls_show(struct seq_file *s, void *ignored)
struct cs_dsp_coeff_ctl *ctl;
unsigned int reg;
+ guard(mutex)(&dsp->pwr_lock);
+
list_for_each_entry(ctl, &dsp->ctl_list, list) {
cs_dsp_coeff_base_reg(ctl, &reg, 0);
- seq_printf(s, "%22.*s: %#8zx %s:%08x %#8x %s %#8x %#4x %c%c%c%c %s %s\n",
+ seq_printf(s, "%22.*s: %#8x %s:%08x %#8x %s %#8x %#4x %c%c%c%c %s %s\n",
ctl->subname_len, ctl->subname, ctl->len,
cs_dsp_mem_region_name(ctl->alg_region.type),
ctl->offset, reg, ctl->fw_name, ctl->alg_region.alg, ctl->type,
@@ -1028,7 +989,7 @@ static void cs_dsp_signal_event_controls(struct cs_dsp *dsp,
static void cs_dsp_free_ctl_blk(struct cs_dsp_coeff_ctl *ctl)
{
- kfree(ctl->cache);
+ kvfree(ctl->cache);
kfree(ctl->subname);
kfree(ctl);
}
@@ -1078,7 +1039,7 @@ static int cs_dsp_create_control(struct cs_dsp *dsp,
ctl->type = type;
ctl->offset = offset;
ctl->len = len;
- ctl->cache = kzalloc(ctl->len, GFP_KERNEL);
+ ctl->cache = kvzalloc(ctl->len, GFP_KERNEL);
if (!ctl->cache) {
ret = -ENOMEM;
goto err_ctl_subname;
@@ -1096,7 +1057,7 @@ static int cs_dsp_create_control(struct cs_dsp *dsp,
err_list_del:
list_del(&ctl->list);
- kfree(ctl->cache);
+ kvfree(ctl->cache);
err_ctl_subname:
kfree(ctl->subname);
err_ctl:
@@ -1485,7 +1446,9 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
const struct wmfw_region *region;
const struct cs_dsp_region *mem;
const char *region_name;
- struct cs_dsp_buf *buf;
+ u8 *buf __free(kfree) = NULL;
+ size_t buf_len = 0;
+ size_t region_len;
unsigned int reg;
int regions = 0;
int ret, offset, type;
@@ -1605,23 +1568,23 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
region_name);
if (reg) {
- buf = cs_dsp_buf_alloc(region->data,
- le32_to_cpu(region->len),
- &buf_list);
- if (!buf) {
- cs_dsp_err(dsp, "Out of memory\n");
- ret = -ENOMEM;
- goto out_fw;
+ region_len = le32_to_cpu(region->len);
+ if (region_len > buf_len) {
+ buf_len = round_up(region_len, PAGE_SIZE);
+ kfree(buf);
+ buf = kmalloc(buf_len, GFP_KERNEL | GFP_DMA);
+ if (!buf) {
+ ret = -ENOMEM;
+ goto out_fw;
+ }
}
- ret = regmap_raw_write(regmap, reg, buf->buf,
- le32_to_cpu(region->len));
+ memcpy(buf, region->data, region_len);
+ ret = regmap_raw_write(regmap, reg, buf, region_len);
if (ret != 0) {
cs_dsp_err(dsp,
- "%s.%d: Failed to write %d bytes at %d in %s: %d\n",
- file, regions,
- le32_to_cpu(region->len), offset,
- region_name, ret);
+ "%s.%d: Failed to write %zu bytes at %d in %s: %d\n",
+ file, regions, region_len, offset, region_name, ret);
goto out_fw;
}
}
@@ -1638,8 +1601,6 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
ret = 0;
out_fw:
- cs_dsp_buf_free(&buf_list);
-
if (ret == -EOVERFLOW)
cs_dsp_err(dsp, "%s: file content overflows file data\n", file);
@@ -2171,7 +2132,9 @@ static int cs_dsp_load_coeff(struct cs_dsp *dsp, const struct firmware *firmware
struct cs_dsp_alg_region *alg_region;
const char *region_name;
int ret, pos, blocks, type, offset, reg, version;
- struct cs_dsp_buf *buf;
+ u8 *buf __free(kfree) = NULL;
+ size_t buf_len = 0;
+ size_t region_len;
if (!firmware)
return 0;
@@ -2313,20 +2276,22 @@ static int cs_dsp_load_coeff(struct cs_dsp *dsp, const struct firmware *firmware
}
if (reg) {
- buf = cs_dsp_buf_alloc(blk->data,
- le32_to_cpu(blk->len),
- &buf_list);
- if (!buf) {
- cs_dsp_err(dsp, "Out of memory\n");
- ret = -ENOMEM;
- goto out_fw;
+ region_len = le32_to_cpu(blk->len);
+ if (region_len > buf_len) {
+ buf_len = round_up(region_len, PAGE_SIZE);
+ kfree(buf);
+ buf = kmalloc(buf_len, GFP_KERNEL | GFP_DMA);
+ if (!buf) {
+ ret = -ENOMEM;
+ goto out_fw;
+ }
}
- cs_dsp_dbg(dsp, "%s.%d: Writing %d bytes at %x\n",
- file, blocks, le32_to_cpu(blk->len),
- reg);
- ret = regmap_raw_write(regmap, reg, buf->buf,
- le32_to_cpu(blk->len));
+ memcpy(buf, blk->data, region_len);
+
+ cs_dsp_dbg(dsp, "%s.%d: Writing %zu bytes at %x\n",
+ file, blocks, region_len, reg);
+ ret = regmap_raw_write(regmap, reg, buf, region_len);
if (ret != 0) {
cs_dsp_err(dsp,
"%s.%d: Failed to write to %x in %s: %d\n",
@@ -2346,8 +2311,6 @@ static int cs_dsp_load_coeff(struct cs_dsp *dsp, const struct firmware *firmware
ret = 0;
out_fw:
- cs_dsp_buf_free(&buf_list);
-
if (ret == -EOVERFLOW)
cs_dsp_err(dsp, "%s: file content overflows file data\n", file);
@@ -2366,6 +2329,9 @@ static int cs_dsp_create_name(struct cs_dsp *dsp)
return 0;
}
+static const struct cs_dsp_client_ops cs_dsp_default_client_ops = {
+};
+
static int cs_dsp_common_init(struct cs_dsp *dsp)
{
int ret;
@@ -2379,6 +2345,9 @@ static int cs_dsp_common_init(struct cs_dsp *dsp)
mutex_init(&dsp->pwr_lock);
+ if (!dsp->client_ops)
+ dsp->client_ops = &cs_dsp_default_client_ops;
+
#ifdef CONFIG_DEBUG_FS
/* Ensure this is invalid if client never provides a debugfs root */
dsp->debugfs_root = ERR_PTR(-ENODEV);
diff --git a/drivers/firmware/cirrus/test/cs_dsp_test_callbacks.c b/drivers/firmware/cirrus/test/cs_dsp_test_callbacks.c
index 8a9b66a3b7d3..e5a389808e5f 100644
--- a/drivers/firmware/cirrus/test/cs_dsp_test_callbacks.c
+++ b/drivers/firmware/cirrus/test/cs_dsp_test_callbacks.c
@@ -600,6 +600,7 @@ KUNIT_ARRAY_PARAM(cs_dsp_callbacks_ops,
static const struct cs_dsp_callbacks_test_param cs_dsp_no_callbacks_cases[] = {
{ .ops = &cs_dsp_callback_test_empty_client_ops, .case_name = "empty ops" },
+ { .ops = NULL, .case_name = "NULL ops" },
};
KUNIT_ARRAY_PARAM(cs_dsp_no_callbacks,
diff --git a/drivers/firmware/efi/Kconfig b/drivers/firmware/efi/Kconfig
index d528c94c5859..29e0729299f5 100644
--- a/drivers/firmware/efi/Kconfig
+++ b/drivers/firmware/efi/Kconfig
@@ -267,9 +267,10 @@ config OVMF_DEBUG_LOG
bool "Expose OVMF firmware debug log via sysfs"
depends on EFI
help
- Recent OVMF versions (edk2-stable202508 + newer) can write
- their debug log to a memory buffer. This driver exposes the
- log content via sysfs (/sys/firmware/efi/ovmf_debug_log).
+ Recent versions of the Open Virtual Machine Firmware
+ (edk2-stable202508 + newer) can write their debug log to a memory
+ buffer. This driver exposes the log content via sysfs
+ (/sys/firmware/efi/ovmf_debug_log).
config UNACCEPTED_MEMORY
bool
diff --git a/drivers/firmware/efi/arm-runtime.c b/drivers/firmware/efi/arm-runtime.c
index 83092d93f36a..53a5336cde5a 100644
--- a/drivers/firmware/efi/arm-runtime.c
+++ b/drivers/firmware/efi/arm-runtime.c
@@ -12,18 +12,18 @@
#include <linux/io.h>
#include <linux/memblock.h>
#include <linux/mm_types.h>
+#include <linux/pgalloc.h>
+#include <linux/pgtable.h>
#include <linux/preempt.h>
#include <linux/rbtree.h>
#include <linux/rwsem.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
-#include <linux/pgtable.h>
#include <asm/cacheflush.h>
#include <asm/efi.h>
#include <asm/mmu.h>
-#include <asm/pgalloc.h>
#if defined(CONFIG_PTDUMP_DEBUGFS) || defined(CONFIG_ARM_PTDUMP_DEBUGFS)
#include <asm/ptdump.h>
diff --git a/drivers/firmware/efi/cper-arm.c b/drivers/firmware/efi/cper-arm.c
index f0a63d09d3c4..76542a53e202 100644
--- a/drivers/firmware/efi/cper-arm.c
+++ b/drivers/firmware/efi/cper-arm.c
@@ -93,15 +93,11 @@ static void cper_print_arm_err_info(const char *pfx, u32 type,
bool proc_context_corrupt, corrected, precise_pc, restartable_pc;
bool time_out, access_mode;
- /* If the type is unknown, bail. */
- if (type > CPER_ARM_MAX_TYPE)
- return;
-
/*
* Vendor type errors have error information values that are vendor
* specific.
*/
- if (type == CPER_ARM_VENDOR_ERROR)
+ if (type & CPER_ARM_VENDOR_ERROR)
return;
if (error_info & CPER_ARM_ERR_VALID_TRANSACTION_TYPE) {
@@ -116,43 +112,38 @@ static void cper_print_arm_err_info(const char *pfx, u32 type,
if (error_info & CPER_ARM_ERR_VALID_OPERATION_TYPE) {
op_type = ((error_info >> CPER_ARM_ERR_OPERATION_SHIFT)
& CPER_ARM_ERR_OPERATION_MASK);
- switch (type) {
- case CPER_ARM_CACHE_ERROR:
+ if (type & CPER_ARM_CACHE_ERROR) {
if (op_type < ARRAY_SIZE(arm_cache_err_op_strs)) {
- printk("%soperation type: %s\n", pfx,
+ printk("%scache error, operation type: %s\n", pfx,
arm_cache_err_op_strs[op_type]);
}
- break;
- case CPER_ARM_TLB_ERROR:
+ }
+ if (type & CPER_ARM_TLB_ERROR) {
if (op_type < ARRAY_SIZE(arm_tlb_err_op_strs)) {
- printk("%soperation type: %s\n", pfx,
+ printk("%sTLB error, operation type: %s\n", pfx,
arm_tlb_err_op_strs[op_type]);
}
- break;
- case CPER_ARM_BUS_ERROR:
+ }
+ if (type & CPER_ARM_BUS_ERROR) {
if (op_type < ARRAY_SIZE(arm_bus_err_op_strs)) {
- printk("%soperation type: %s\n", pfx,
+ printk("%sbus error, operation type: %s\n", pfx,
arm_bus_err_op_strs[op_type]);
}
- break;
}
}
if (error_info & CPER_ARM_ERR_VALID_LEVEL) {
level = ((error_info >> CPER_ARM_ERR_LEVEL_SHIFT)
& CPER_ARM_ERR_LEVEL_MASK);
- switch (type) {
- case CPER_ARM_CACHE_ERROR:
+ if (type & CPER_ARM_CACHE_ERROR)
printk("%scache level: %d\n", pfx, level);
- break;
- case CPER_ARM_TLB_ERROR:
+
+ if (type & CPER_ARM_TLB_ERROR)
printk("%sTLB level: %d\n", pfx, level);
- break;
- case CPER_ARM_BUS_ERROR:
+
+ if (type & CPER_ARM_BUS_ERROR)
printk("%saffinity level at which the bus error occurred: %d\n",
pfx, level);
- break;
- }
}
if (error_info & CPER_ARM_ERR_VALID_PROC_CONTEXT_CORRUPT) {
@@ -240,7 +231,8 @@ void cper_print_proc_arm(const char *pfx,
int i, len, max_ctx_type;
struct cper_arm_err_info *err_info;
struct cper_arm_ctx_info *ctx_info;
- char newpfx[64], infopfx[64];
+ char newpfx[64], infopfx[ARRAY_SIZE(newpfx) + 1];
+ char error_type[120];
printk("%sMIDR: 0x%016llx\n", pfx, proc->midr);
@@ -289,9 +281,15 @@ void cper_print_proc_arm(const char *pfx,
newpfx);
}
- printk("%serror_type: %d, %s\n", newpfx, err_info->type,
- err_info->type < ARRAY_SIZE(cper_proc_error_type_strs) ?
- cper_proc_error_type_strs[err_info->type] : "unknown");
+ cper_bits_to_str(error_type, sizeof(error_type),
+ FIELD_GET(CPER_ARM_ERR_TYPE_MASK, err_info->type),
+ cper_proc_error_type_strs,
+ ARRAY_SIZE(cper_proc_error_type_strs));
+
+ printk("%serror_type: 0x%02x: %s%s\n", newpfx, err_info->type,
+ error_type,
+ (err_info->type & ~CPER_ARM_ERR_TYPE_MASK) ? " with reserved bit(s)" : "");
+
if (err_info->validation_bits & CPER_ARM_INFO_VALID_ERR_INFO) {
printk("%serror_info: 0x%016llx\n", newpfx,
err_info->error_info);
diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c
index 928409199a1a..0232bd040f61 100644
--- a/drivers/firmware/efi/cper.c
+++ b/drivers/firmware/efi/cper.c
@@ -12,6 +12,7 @@
* Specification version 2.4.
*/
+#include <linux/bitmap.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/time.h>
@@ -69,7 +70,7 @@ const char *cper_severity_str(unsigned int severity)
}
EXPORT_SYMBOL_GPL(cper_severity_str);
-/*
+/**
* cper_print_bits - print strings for set bits
* @pfx: prefix for each line, including log level and prefix string
* @bits: bit mask
@@ -106,6 +107,65 @@ void cper_print_bits(const char *pfx, unsigned int bits,
printk("%s\n", buf);
}
+/**
+ * cper_bits_to_str - return a string for set bits
+ * @buf: buffer to store the output string
+ * @buf_size: size of the output string buffer
+ * @bits: bit mask
+ * @strs: string array, indexed by bit position
+ * @strs_size: size of the string array: @strs
+ *
+ * Add to @buf the bitmask in hexadecimal. Then, for each set bit in @bits,
+ * add the corresponding string describing the bit in @strs to @buf.
+ *
+ * A typical example is::
+ *
+ * const char * const bits[] = {
+ * "bit 3 name",
+ * "bit 4 name",
+ * "bit 5 name",
+ * };
+ * char str[120];
+ * unsigned int bitmask = BIT(3) | BIT(5);
+ * #define MASK GENMASK(5,3)
+ *
+ * cper_bits_to_str(str, sizeof(str), FIELD_GET(MASK, bitmask),
+ * bits, ARRAY_SIZE(bits));
+ *
+ * The above code fills the string ``str`` with ``bit 3 name|bit 5 name``.
+ *
+ * Return: number of bytes stored or an error code if lower than zero.
+ */
+int cper_bits_to_str(char *buf, int buf_size, unsigned long bits,
+ const char * const strs[], unsigned int strs_size)
+{
+ int len = buf_size;
+ char *str = buf;
+ int i, size;
+
+ *buf = '\0';
+
+ for_each_set_bit(i, &bits, strs_size) {
+ if (!(bits & BIT_ULL(i)))
+ continue;
+
+ if (*buf && len > 0) {
+ *str = '|';
+ len--;
+ str++;
+ }
+
+ size = strscpy(str, strs[i], len);
+ if (size < 0)
+ return size;
+
+ len -= size;
+ str += size;
+ }
+ return len - buf_size;
+}
+EXPORT_SYMBOL_GPL(cper_bits_to_str);
+
static const char * const proc_type_strs[] = {
"IA32/X64",
"IA64",
diff --git a/drivers/firmware/efi/efi-init.c b/drivers/firmware/efi/efi-init.c
index a00e07b853f2..a65c2d5b9e7b 100644
--- a/drivers/firmware/efi/efi-init.c
+++ b/drivers/firmware/efi/efi-init.c
@@ -12,6 +12,7 @@
#include <linux/efi.h>
#include <linux/fwnode.h>
#include <linux/init.h>
+#include <linux/kexec_handover.h>
#include <linux/memblock.h>
#include <linux/mm_types.h>
#include <linux/of.h>
@@ -164,12 +165,32 @@ static __init void reserve_regions(void)
pr_info("Processing EFI memory map:\n");
/*
- * Discard memblocks discovered so far: if there are any at this
- * point, they originate from memory nodes in the DT, and UEFI
- * uses its own memory map instead.
+ * Discard memblocks discovered so far except for KHO scratch
+ * regions. Most memblocks at this point originate from memory nodes
+ * in the DT and UEFI uses its own memory map instead. However, if
+ * KHO is enabled, scratch regions, which are good known memory
+ * must be preserved.
*/
memblock_dump_all();
- memblock_remove(0, PHYS_ADDR_MAX);
+
+ if (is_kho_boot()) {
+ struct memblock_region *r;
+
+ /* Remove all non-KHO regions */
+ for_each_mem_region(r) {
+ if (!memblock_is_kho_scratch(r)) {
+ memblock_remove(r->base, r->size);
+ r--;
+ }
+ }
+ } else {
+ /*
+ * KHO is disabled. Discard memblocks discovered so far:
+ * if there are any at this point, they originate from memory
+ * nodes in the DT, and UEFI uses its own memory map instead.
+ */
+ memblock_remove(0, PHYS_ADDR_MAX);
+ }
for_each_efi_memory_desc(md) {
paddr = md->phys_addr;
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 1ce428e2ac8a..a9070d00b833 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -74,6 +74,9 @@ struct mm_struct efi_mm = {
.page_table_lock = __SPIN_LOCK_UNLOCKED(efi_mm.page_table_lock),
.mmlist = LIST_HEAD_INIT(efi_mm.mmlist),
.cpu_bitmap = { [BITS_TO_LONGS(NR_CPUS)] = 0},
+#ifdef CONFIG_SCHED_MM_CID
+ .mm_cid.lock = __RAW_SPIN_LOCK_UNLOCKED(efi_mm.mm_cid.lock),
+#endif
};
struct workqueue_struct *efi_rts_wq;
diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile
index 94b05e4451dd..7d15a85d579f 100644
--- a/drivers/firmware/efi/libstub/Makefile
+++ b/drivers/firmware/efi/libstub/Makefile
@@ -11,12 +11,12 @@ cflags-y := $(KBUILD_CFLAGS)
cflags-$(CONFIG_X86_32) := -march=i386
cflags-$(CONFIG_X86_64) := -mcmodel=small
-cflags-$(CONFIG_X86) += -m$(BITS) -D__KERNEL__ -std=gnu11 \
+cflags-$(CONFIG_X86) += -m$(BITS) -D__KERNEL__ -std=gnu11 -fms-extensions \
-fPIC -fno-strict-aliasing -mno-red-zone \
-mno-mmx -mno-sse -fshort-wchar \
-Wno-pointer-sign \
$(call cc-disable-warning, address-of-packed-member) \
- $(call cc-disable-warning, gnu) \
+ $(if $(CONFIG_CC_IS_CLANG),-Wno-gnu -Wno-microsoft-anon-tag) \
-fno-asynchronous-unwind-tables \
$(CLANG_FLAGS)
diff --git a/drivers/firmware/efi/libstub/efi-stub.c b/drivers/firmware/efi/libstub/efi-stub.c
index 874f63b4a383..9cb814c5ba1b 100644
--- a/drivers/firmware/efi/libstub/efi-stub.c
+++ b/drivers/firmware/efi/libstub/efi-stub.c
@@ -56,7 +56,7 @@ static struct screen_info *setup_graphics(void)
{
struct screen_info *si, tmp = {};
- if (efi_setup_gop(&tmp) != EFI_SUCCESS)
+ if (efi_setup_graphics(&tmp, NULL) != EFI_SUCCESS)
return NULL;
si = alloc_screen_info();
diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h
index f5ba032863a9..b2fb0c3fa721 100644
--- a/drivers/firmware/efi/libstub/efistub.h
+++ b/drivers/firmware/efi/libstub/efistub.h
@@ -34,6 +34,9 @@
#define EFI_ALLOC_LIMIT ULONG_MAX
#endif
+struct edid_info;
+struct screen_info;
+
extern bool efi_no5lvl;
extern bool efi_nochunk;
extern bool efi_nokaslr;
@@ -578,6 +581,32 @@ union efi_graphics_output_protocol {
} mixed_mode;
};
+typedef union efi_edid_discovered_protocol efi_edid_discovered_protocol_t;
+
+union efi_edid_discovered_protocol {
+ struct {
+ u32 size_of_edid;
+ u8 *edid;
+ };
+ struct {
+ u32 size_of_edid;
+ u32 edid;
+ } mixed_mode;
+};
+
+typedef union efi_edid_active_protocol efi_edid_active_protocol_t;
+
+union efi_edid_active_protocol {
+ struct {
+ u32 size_of_edid;
+ u8 *edid;
+ };
+ struct {
+ u32 size_of_edid;
+ u32 edid;
+ } mixed_mode;
+};
+
typedef union {
struct {
u32 revision;
@@ -1085,7 +1114,7 @@ efi_status_t efi_parse_options(char const *cmdline);
void efi_parse_option_graphics(char *option);
-efi_status_t efi_setup_gop(struct screen_info *si);
+efi_status_t efi_setup_graphics(struct screen_info *si, struct edid_info *edid);
efi_status_t handle_cmdline_files(efi_loaded_image_t *image,
const efi_char16_t *optstr,
diff --git a/drivers/firmware/efi/libstub/gop.c b/drivers/firmware/efi/libstub/gop.c
index 3785fb4986b4..72d74436a7a4 100644
--- a/drivers/firmware/efi/libstub/gop.c
+++ b/drivers/firmware/efi/libstub/gop.c
@@ -12,6 +12,7 @@
#include <linux/string.h>
#include <asm/efi.h>
#include <asm/setup.h>
+#include <video/edid.h>
#include "efistub.h"
@@ -367,24 +368,31 @@ static void find_bits(u32 mask, u8 *pos, u8 *size)
*size = __fls(mask) - *pos + 1;
}
-static void
-setup_pixel_info(struct screen_info *si, u32 pixels_per_scan_line,
- efi_pixel_bitmask_t pixel_info, int pixel_format)
+static void setup_screen_info(struct screen_info *si, const efi_graphics_output_protocol_t *gop)
{
- if (pixel_format == PIXEL_BIT_MASK) {
- find_bits(pixel_info.red_mask,
- &si->red_pos, &si->red_size);
- find_bits(pixel_info.green_mask,
- &si->green_pos, &si->green_size);
- find_bits(pixel_info.blue_mask,
- &si->blue_pos, &si->blue_size);
- find_bits(pixel_info.reserved_mask,
- &si->rsvd_pos, &si->rsvd_size);
- si->lfb_depth = si->red_size + si->green_size +
- si->blue_size + si->rsvd_size;
- si->lfb_linelength = (pixels_per_scan_line * si->lfb_depth) / 8;
+ const efi_graphics_output_protocol_mode_t *mode = efi_table_attr(gop, mode);
+ const efi_graphics_output_mode_info_t *info = efi_table_attr(mode, info);
+
+ si->orig_video_isVGA = VIDEO_TYPE_EFI;
+
+ si->lfb_width = info->horizontal_resolution;
+ si->lfb_height = info->vertical_resolution;
+
+ efi_set_u64_split(efi_table_attr(mode, frame_buffer_base),
+ &si->lfb_base, &si->ext_lfb_base);
+ if (si->ext_lfb_base)
+ si->capabilities |= VIDEO_CAPABILITY_64BIT_BASE;
+ si->pages = 1;
+
+ if (info->pixel_format == PIXEL_BIT_MASK) {
+ find_bits(info->pixel_information.red_mask, &si->red_pos, &si->red_size);
+ find_bits(info->pixel_information.green_mask, &si->green_pos, &si->green_size);
+ find_bits(info->pixel_information.blue_mask, &si->blue_pos, &si->blue_size);
+ find_bits(info->pixel_information.reserved_mask, &si->rsvd_pos, &si->rsvd_size);
+ si->lfb_depth = si->red_size + si->green_size + si->blue_size + si->rsvd_size;
+ si->lfb_linelength = (info->pixels_per_scan_line * si->lfb_depth) / 8;
} else {
- if (pixel_format == PIXEL_RGB_RESERVED_8BIT_PER_COLOR) {
+ if (info->pixel_format == PIXEL_RGB_RESERVED_8BIT_PER_COLOR) {
si->red_pos = 0;
si->blue_pos = 16;
} else /* PIXEL_BGR_RESERVED_8BIT_PER_COLOR */ {
@@ -394,20 +402,33 @@ setup_pixel_info(struct screen_info *si, u32 pixels_per_scan_line,
si->green_pos = 8;
si->rsvd_pos = 24;
- si->red_size = si->green_size =
- si->blue_size = si->rsvd_size = 8;
-
+ si->red_size = 8;
+ si->green_size = 8;
+ si->blue_size = 8;
+ si->rsvd_size = 8;
si->lfb_depth = 32;
- si->lfb_linelength = pixels_per_scan_line * 4;
+ si->lfb_linelength = info->pixels_per_scan_line * 4;
}
+
+ si->lfb_size = si->lfb_linelength * si->lfb_height;
+ si->capabilities |= VIDEO_CAPABILITY_SKIP_QUIRKS;
}
-static efi_graphics_output_protocol_t *find_gop(unsigned long num,
- const efi_handle_t handles[])
+static void setup_edid_info(struct edid_info *edid, u32 gop_size_of_edid, u8 *gop_edid)
+{
+ if (!gop_edid || gop_size_of_edid < 128)
+ memset(edid->dummy, 0, sizeof(edid->dummy));
+ else
+ memcpy(edid->dummy, gop_edid, min(gop_size_of_edid, sizeof(edid->dummy)));
+}
+
+static efi_handle_t find_handle_with_primary_gop(unsigned long num, const efi_handle_t handles[],
+ efi_graphics_output_protocol_t **found_gop)
{
efi_graphics_output_protocol_t *first_gop;
- efi_handle_t h;
+ efi_handle_t h, first_gop_handle;
+ first_gop_handle = NULL;
first_gop = NULL;
for_each_efi_handle(h, handles, num) {
@@ -442,21 +463,25 @@ static efi_graphics_output_protocol_t *find_gop(unsigned long num,
*/
status = efi_bs_call(handle_protocol, h,
&EFI_CONSOLE_OUT_DEVICE_GUID, &dummy);
- if (status == EFI_SUCCESS)
- return gop;
-
- if (!first_gop)
+ if (status == EFI_SUCCESS) {
+ if (found_gop)
+ *found_gop = gop;
+ return h;
+ } else if (!first_gop_handle) {
+ first_gop_handle = h;
first_gop = gop;
+ }
}
- return first_gop;
+ if (found_gop)
+ *found_gop = first_gop;
+ return first_gop_handle;
}
-efi_status_t efi_setup_gop(struct screen_info *si)
+efi_status_t efi_setup_graphics(struct screen_info *si, struct edid_info *edid)
{
efi_handle_t *handles __free(efi_pool) = NULL;
- efi_graphics_output_protocol_mode_t *mode;
- efi_graphics_output_mode_info_t *info;
+ efi_handle_t handle;
efi_graphics_output_protocol_t *gop;
efi_status_t status;
unsigned long num;
@@ -467,35 +492,41 @@ efi_status_t efi_setup_gop(struct screen_info *si)
if (status != EFI_SUCCESS)
return status;
- gop = find_gop(num, handles);
- if (!gop)
+ handle = find_handle_with_primary_gop(num, handles, &gop);
+ if (!handle)
return EFI_NOT_FOUND;
/* Change mode if requested */
set_mode(gop);
/* EFI framebuffer */
- mode = efi_table_attr(gop, mode);
- info = efi_table_attr(mode, info);
-
- si->orig_video_isVGA = VIDEO_TYPE_EFI;
-
- si->lfb_width = info->horizontal_resolution;
- si->lfb_height = info->vertical_resolution;
-
- efi_set_u64_split(efi_table_attr(mode, frame_buffer_base),
- &si->lfb_base, &si->ext_lfb_base);
- if (si->ext_lfb_base)
- si->capabilities |= VIDEO_CAPABILITY_64BIT_BASE;
-
- si->pages = 1;
-
- setup_pixel_info(si, info->pixels_per_scan_line,
- info->pixel_information, info->pixel_format);
-
- si->lfb_size = si->lfb_linelength * si->lfb_height;
+ if (si)
+ setup_screen_info(si, gop);
+
+ /* Display EDID for primary GOP */
+ if (edid) {
+ efi_edid_discovered_protocol_t *discovered_edid;
+ efi_edid_active_protocol_t *active_edid;
+ u32 gop_size_of_edid = 0;
+ u8 *gop_edid = NULL;
+
+ status = efi_bs_call(handle_protocol, handle, &EFI_EDID_ACTIVE_PROTOCOL_GUID,
+ (void **)&active_edid);
+ if (status == EFI_SUCCESS) {
+ gop_size_of_edid = active_edid->size_of_edid;
+ gop_edid = active_edid->edid;
+ } else {
+ status = efi_bs_call(handle_protocol, handle,
+ &EFI_EDID_DISCOVERED_PROTOCOL_GUID,
+ (void **)&discovered_edid);
+ if (status == EFI_SUCCESS) {
+ gop_size_of_edid = discovered_edid->size_of_edid;
+ gop_edid = discovered_edid->edid;
+ }
+ }
- si->capabilities |= VIDEO_CAPABILITY_SKIP_QUIRKS;
+ setup_edid_info(edid, gop_size_of_edid, gop_edid);
+ }
return EFI_SUCCESS;
}
diff --git a/drivers/firmware/efi/libstub/x86-5lvl.c b/drivers/firmware/efi/libstub/x86-5lvl.c
index f1c5fb45d5f7..c00d0ae7ed5d 100644
--- a/drivers/firmware/efi/libstub/x86-5lvl.c
+++ b/drivers/firmware/efi/libstub/x86-5lvl.c
@@ -66,7 +66,7 @@ void efi_5level_switch(void)
bool have_la57 = native_read_cr4() & X86_CR4_LA57;
bool need_toggle = want_la57 ^ have_la57;
u64 *pgt = (void *)la57_toggle + PAGE_SIZE;
- u64 *cr3 = (u64 *)__native_read_cr3();
+ pgd_t *cr3 = (pgd_t *)native_read_cr3_pa();
u64 *new_cr3;
if (!la57_toggle || !need_toggle)
@@ -82,7 +82,7 @@ void efi_5level_switch(void)
new_cr3[0] = (u64)cr3 | _PAGE_TABLE_NOENC;
} else {
/* take the new root table pointer from the current entry #0 */
- new_cr3 = (u64 *)(cr3[0] & PAGE_MASK);
+ new_cr3 = (u64 *)(native_pgd_val(cr3[0]) & PTE_PFN_MASK);
/* copy the new root table if it is not 32-bit addressable */
if ((u64)new_cr3 > U32_MAX)
diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c
index cafc90d4caaf..cef32e2c82d8 100644
--- a/drivers/firmware/efi/libstub/x86-stub.c
+++ b/drivers/firmware/efi/libstub/x86-stub.c
@@ -203,6 +203,104 @@ static void retrieve_apple_device_properties(struct boot_params *boot_params)
}
}
+struct smbios_entry_point {
+ u8 anchor[4];
+ u8 ep_checksum;
+ u8 ep_length;
+ u8 major_version;
+ u8 minor_version;
+ u16 max_size_entry;
+ u8 ep_rev;
+ u8 reserved[5];
+
+ struct __packed {
+ u8 anchor[5];
+ u8 checksum;
+ u16 st_length;
+ u32 st_address;
+ u16 number_of_entries;
+ u8 bcd_rev;
+ } intm;
+};
+
+static bool verify_ep_checksum(const void *ptr, int length)
+{
+ u8 sum = 0;
+
+ for (int i = 0; i < length; i++)
+ sum += ((u8 *)ptr)[i];
+
+ return sum == 0;
+}
+
+static bool verify_ep_integrity(const struct smbios_entry_point *ep)
+{
+ if (memcmp(ep->anchor, "_SM_", sizeof(ep->anchor)) != 0)
+ return false;
+
+ if (memcmp(ep->intm.anchor, "_DMI_", sizeof(ep->intm.anchor)) != 0)
+ return false;
+
+ if (!verify_ep_checksum(ep, ep->ep_length) ||
+ !verify_ep_checksum(&ep->intm, sizeof(ep->intm)))
+ return false;
+
+ return true;
+}
+
+static const struct efi_smbios_record *search_record(void *table, u32 length,
+ u8 type)
+{
+ const u8 *p, *end;
+
+ p = (u8 *)table;
+ end = p + length;
+
+ while (p + sizeof(struct efi_smbios_record) < end) {
+ const struct efi_smbios_record *hdr =
+ (struct efi_smbios_record *)p;
+ const u8 *next;
+
+ if (hdr->type == type)
+ return hdr;
+
+ /* Type 127 = End-of-Table */
+ if (hdr->type == 0x7F)
+ return NULL;
+
+ /* Jumping to the unformed section */
+ next = p + hdr->length;
+
+ /* Unformed section ends with 0000h */
+ while ((next[0] != 0 || next[1] != 0) && next + 1 < end)
+ next++;
+
+ next += 2;
+ p = next;
+ }
+
+ return NULL;
+}
+
+static const struct efi_smbios_record *get_table_record(u8 type)
+{
+ const struct smbios_entry_point *ep;
+
+ /*
+ * Locate the legacy 32-bit SMBIOS entrypoint in memory, and parse it
+ * directly. Needed by some Macs that do not implement the EFI protocol.
+ */
+ ep = get_efi_config_table(SMBIOS_TABLE_GUID);
+ if (!ep)
+ return NULL;
+
+ if (!verify_ep_integrity(ep))
+ return NULL;
+
+ return search_record((void *)(unsigned long)ep->intm.st_address,
+ ep->intm.st_length, type);
+}
+
static bool apple_match_product_name(void)
{
static const char type1_product_matches[][15] = {
@@ -218,7 +316,8 @@ static bool apple_match_product_name(void)
const struct efi_smbios_type1_record *record;
const u8 *product;
- record = (struct efi_smbios_type1_record *)efi_get_smbios_record(1);
+ record = (struct efi_smbios_type1_record *)
+ (efi_get_smbios_record(1) ?: get_table_record(1));
if (!record)
return false;
@@ -300,7 +399,7 @@ efi_status_t efi_adjust_memory_range_protection(unsigned long start,
return EFI_SUCCESS;
/*
- * Don't modify memory region attributes, they are
+ * Don't modify memory region attributes, if they are
* already suitable, to lower the possibility to
* encounter firmware bugs.
*/
@@ -315,11 +414,13 @@ efi_status_t efi_adjust_memory_range_protection(unsigned long start,
next = desc.base_address + desc.length;
/*
- * Only system memory is suitable for trampoline/kernel image placement,
- * so only this type of memory needs its attributes to be modified.
+ * Only system memory and more reliable memory are suitable for
+ * trampoline/kernel image placement. So only those memory types
+ * may need to have attributes modified.
*/
- if (desc.gcd_memory_type != EfiGcdMemoryTypeSystemMemory ||
+ if ((desc.gcd_memory_type != EfiGcdMemoryTypeSystemMemory &&
+ desc.gcd_memory_type != EfiGcdMemoryTypeMoreReliable) ||
(desc.attributes & (EFI_MEMORY_RO | EFI_MEMORY_XP)) == 0)
continue;
@@ -386,8 +487,9 @@ static void setup_quirks(struct boot_params *boot_params)
static void setup_graphics(struct boot_params *boot_params)
{
struct screen_info *si = memset(&boot_params->screen_info, 0, sizeof(*si));
+ struct edid_info *edid = memset(&boot_params->edid_info, 0, sizeof(*edid));
- efi_setup_gop(si);
+ efi_setup_graphics(si, edid);
}
static void __noreturn efi_exit(efi_handle_t handle, efi_status_t status)
@@ -788,7 +890,9 @@ static efi_status_t efi_decompress_kernel(unsigned long *kernel_entry,
*kernel_entry = addr + entry;
- return efi_adjust_memory_range_protection(addr, kernel_text_size);
+ return efi_adjust_memory_range_protection(addr, kernel_text_size) ?:
+ efi_adjust_memory_range_protection(addr + kernel_inittext_offset,
+ kernel_inittext_size);
}
static void __noreturn enter_kernel(unsigned long kernel_addr,
diff --git a/drivers/firmware/efi/memattr.c b/drivers/firmware/efi/memattr.c
index c38b1a335590..e727cc5909cb 100644
--- a/drivers/firmware/efi/memattr.c
+++ b/drivers/firmware/efi/memattr.c
@@ -19,19 +19,19 @@ unsigned long __ro_after_init efi_mem_attr_table = EFI_INVALID_TABLE_ADDR;
* Reserve the memory associated with the Memory Attributes configuration
* table, if it exists.
*/
-int __init efi_memattr_init(void)
+void __init efi_memattr_init(void)
{
efi_memory_attributes_table_t *tbl;
unsigned long size;
if (efi_mem_attr_table == EFI_INVALID_TABLE_ADDR)
- return 0;
+ return;
tbl = early_memremap(efi_mem_attr_table, sizeof(*tbl));
if (!tbl) {
pr_err("Failed to map EFI Memory Attributes table @ 0x%lx\n",
efi_mem_attr_table);
- return -ENOMEM;
+ return;
}
if (tbl->version > 2) {
@@ -61,7 +61,6 @@ int __init efi_memattr_init(void)
unmap:
early_memunmap(tbl, sizeof(*tbl));
- return 0;
}
/*
diff --git a/drivers/firmware/efi/riscv-runtime.c b/drivers/firmware/efi/riscv-runtime.c
index fa71cd898120..66f584a228d0 100644
--- a/drivers/firmware/efi/riscv-runtime.c
+++ b/drivers/firmware/efi/riscv-runtime.c
@@ -14,18 +14,18 @@
#include <linux/io.h>
#include <linux/memblock.h>
#include <linux/mm_types.h>
+#include <linux/pgalloc.h>
+#include <linux/pgtable.h>
#include <linux/preempt.h>
#include <linux/rbtree.h>
#include <linux/rwsem.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
-#include <linux/pgtable.h>
#include <asm/cacheflush.h>
#include <asm/efi.h>
#include <asm/mmu.h>
-#include <asm/pgalloc.h>
static bool __init efi_virtmap_init(void)
{
@@ -36,20 +36,12 @@ static bool __init efi_virtmap_init(void)
init_new_context(NULL, &efi_mm);
for_each_efi_memory_desc(md) {
- phys_addr_t phys = md->phys_addr;
- int ret;
-
if (!(md->attribute & EFI_MEMORY_RUNTIME))
continue;
if (md->virt_addr == U64_MAX)
return false;
- ret = efi_create_mapping(&efi_mm, md);
- if (ret) {
- pr_warn(" EFI remap %pa: failed to create mapping (%d)\n",
- &phys, ret);
- return false;
- }
+ efi_create_mapping(&efi_mm, md);
}
if (efi_memattr_apply_permissions(&efi_mm, efi_set_mapping_permissions))
diff --git a/drivers/firmware/efi/runtime-wrappers.c b/drivers/firmware/efi/runtime-wrappers.c
index 708b777857d3..da8d29621644 100644
--- a/drivers/firmware/efi/runtime-wrappers.c
+++ b/drivers/firmware/efi/runtime-wrappers.c
@@ -202,6 +202,8 @@ void efi_call_virt_check_flags(unsigned long flags, const void *caller)
*/
static DEFINE_SEMAPHORE(efi_runtime_lock, 1);
+static struct task_struct *efi_runtime_lock_owner;
+
/*
* Expose the EFI runtime lock to the UV platform
*/
@@ -219,6 +221,8 @@ static void __nocfi efi_call_rts(struct work_struct *work)
efi_status_t status = EFI_NOT_FOUND;
unsigned long flags;
+ efi_runtime_lock_owner = current;
+
arch_efi_call_virt_setup();
flags = efi_call_virt_save_flags();
@@ -310,6 +314,7 @@ static void __nocfi efi_call_rts(struct work_struct *work)
efi_rts_work.status = status;
complete(&efi_rts_work.efi_rts_comp);
+ efi_runtime_lock_owner = NULL;
}
static efi_status_t __efi_queue_work(enum efi_rts_ids id,
@@ -444,8 +449,10 @@ virt_efi_set_variable_nb(efi_char16_t *name, efi_guid_t *vendor, u32 attr,
if (down_trylock(&efi_runtime_lock))
return EFI_NOT_READY;
+ efi_runtime_lock_owner = current;
status = efi_call_virt_pointer(efi.runtime, set_variable, name, vendor,
attr, data_size, data);
+ efi_runtime_lock_owner = NULL;
up(&efi_runtime_lock);
return status;
}
@@ -481,9 +488,11 @@ virt_efi_query_variable_info_nb(u32 attr, u64 *storage_space,
if (down_trylock(&efi_runtime_lock))
return EFI_NOT_READY;
+ efi_runtime_lock_owner = current;
status = efi_call_virt_pointer(efi.runtime, query_variable_info, attr,
storage_space, remaining_space,
max_variable_size);
+ efi_runtime_lock_owner = NULL;
up(&efi_runtime_lock);
return status;
}
@@ -509,12 +518,13 @@ virt_efi_reset_system(int reset_type, efi_status_t status,
return;
}
+ efi_runtime_lock_owner = current;
arch_efi_call_virt_setup();
efi_rts_work.efi_rts_id = EFI_RESET_SYSTEM;
arch_efi_call_virt(efi.runtime, reset_system, reset_type, status,
data_size, data);
arch_efi_call_virt_teardown();
-
+ efi_runtime_lock_owner = NULL;
up(&efi_runtime_lock);
}
@@ -587,3 +597,8 @@ efi_call_acpi_prm_handler(efi_status_t (__efiapi *handler_addr)(u64, void *),
}
#endif
+
+void efi_runtime_assert_lock_held(void)
+{
+ WARN_ON(efi_runtime_lock_owner != current);
+}
diff --git a/drivers/firmware/efi/stmm/mm_communication.h b/drivers/firmware/efi/stmm/mm_communication.h
index 52a1f32cd1eb..06e7663f96dc 100644
--- a/drivers/firmware/efi/stmm/mm_communication.h
+++ b/drivers/firmware/efi/stmm/mm_communication.h
@@ -32,7 +32,7 @@
/**
* struct efi_mm_communicate_header - Header used for SMM variable communication
-
+ *
* @header_guid: header use for disambiguation of content
* @message_len: length of the message. Does not include the size of the
* header
@@ -111,7 +111,7 @@ struct efi_mm_communicate_header {
/**
* struct smm_variable_communicate_header - Used for SMM variable communication
-
+ *
* @function: function to call in Smm.
* @ret_status: return status
* @data: payload
@@ -128,7 +128,7 @@ struct smm_variable_communicate_header {
/**
* struct smm_variable_access - Used to communicate with StMM by
* SetVariable and GetVariable.
-
+ *
* @guid: vendor GUID
* @data_size: size of EFI variable data
* @name_size: size of EFI name
diff --git a/drivers/firmware/efi/stmm/tee_stmm_efi.c b/drivers/firmware/efi/stmm/tee_stmm_efi.c
index f741ca279052..65c0fe1ba275 100644
--- a/drivers/firmware/efi/stmm/tee_stmm_efi.c
+++ b/drivers/firmware/efi/stmm/tee_stmm_efi.c
@@ -143,6 +143,10 @@ static efi_status_t mm_communicate(u8 *comm_buf, size_t payload_size)
return var_hdr->ret_status;
}
+#define COMM_BUF_SIZE(__payload_size) (MM_COMMUNICATE_HEADER_SIZE + \
+ MM_VARIABLE_COMMUNICATE_SIZE + \
+ (__payload_size))
+
/**
* setup_mm_hdr() - Allocate a buffer for StandAloneMM and initialize the
* header data.
@@ -150,11 +154,9 @@ static efi_status_t mm_communicate(u8 *comm_buf, size_t payload_size)
* @dptr: pointer address to store allocated buffer
* @payload_size: payload size
* @func: standAloneMM function number
- * @ret: EFI return code
* Return: pointer to corresponding StandAloneMM function buffer or NULL
*/
-static void *setup_mm_hdr(u8 **dptr, size_t payload_size, size_t func,
- efi_status_t *ret)
+static void *setup_mm_hdr(u8 **dptr, size_t payload_size, size_t func)
{
const efi_guid_t mm_var_guid = EFI_MM_VARIABLE_GUID;
struct efi_mm_communicate_header *mm_hdr;
@@ -169,17 +171,13 @@ static void *setup_mm_hdr(u8 **dptr, size_t payload_size, size_t func,
if (max_buffer_size &&
max_buffer_size < (MM_COMMUNICATE_HEADER_SIZE +
MM_VARIABLE_COMMUNICATE_SIZE + payload_size)) {
- *ret = EFI_INVALID_PARAMETER;
return NULL;
}
- comm_buf = kzalloc(MM_COMMUNICATE_HEADER_SIZE +
- MM_VARIABLE_COMMUNICATE_SIZE + payload_size,
- GFP_KERNEL);
- if (!comm_buf) {
- *ret = EFI_OUT_OF_RESOURCES;
+ comm_buf = alloc_pages_exact(COMM_BUF_SIZE(payload_size),
+ GFP_KERNEL | __GFP_ZERO);
+ if (!comm_buf)
return NULL;
- }
mm_hdr = (struct efi_mm_communicate_header *)comm_buf;
memcpy(&mm_hdr->header_guid, &mm_var_guid, sizeof(mm_hdr->header_guid));
@@ -187,9 +185,7 @@ static void *setup_mm_hdr(u8 **dptr, size_t payload_size, size_t func,
var_hdr = (struct smm_variable_communicate_header *)mm_hdr->data;
var_hdr->function = func;
- if (dptr)
- *dptr = comm_buf;
- *ret = EFI_SUCCESS;
+ *dptr = comm_buf;
return var_hdr->data;
}
@@ -212,10 +208,9 @@ static efi_status_t get_max_payload(size_t *size)
payload_size = sizeof(*var_payload);
var_payload = setup_mm_hdr(&comm_buf, payload_size,
- SMM_VARIABLE_FUNCTION_GET_PAYLOAD_SIZE,
- &ret);
+ SMM_VARIABLE_FUNCTION_GET_PAYLOAD_SIZE);
if (!var_payload)
- return EFI_OUT_OF_RESOURCES;
+ return EFI_DEVICE_ERROR;
ret = mm_communicate(comm_buf, payload_size);
if (ret != EFI_SUCCESS)
@@ -239,7 +234,7 @@ static efi_status_t get_max_payload(size_t *size)
*/
*size -= 2;
out:
- kfree(comm_buf);
+ free_pages_exact(comm_buf, COMM_BUF_SIZE(payload_size));
return ret;
}
@@ -259,9 +254,9 @@ static efi_status_t get_property_int(u16 *name, size_t name_size,
smm_property = setup_mm_hdr(
&comm_buf, payload_size,
- SMM_VARIABLE_FUNCTION_VAR_CHECK_VARIABLE_PROPERTY_GET, &ret);
+ SMM_VARIABLE_FUNCTION_VAR_CHECK_VARIABLE_PROPERTY_GET);
if (!smm_property)
- return EFI_OUT_OF_RESOURCES;
+ return EFI_DEVICE_ERROR;
memcpy(&smm_property->guid, vendor, sizeof(smm_property->guid));
smm_property->name_size = name_size;
@@ -282,7 +277,7 @@ static efi_status_t get_property_int(u16 *name, size_t name_size,
memcpy(var_property, &smm_property->property, sizeof(*var_property));
out:
- kfree(comm_buf);
+ free_pages_exact(comm_buf, COMM_BUF_SIZE(payload_size));
return ret;
}
@@ -315,9 +310,9 @@ static efi_status_t tee_get_variable(u16 *name, efi_guid_t *vendor,
payload_size = MM_VARIABLE_ACCESS_HEADER_SIZE + name_size + tmp_dsize;
var_acc = setup_mm_hdr(&comm_buf, payload_size,
- SMM_VARIABLE_FUNCTION_GET_VARIABLE, &ret);
+ SMM_VARIABLE_FUNCTION_GET_VARIABLE);
if (!var_acc)
- return EFI_OUT_OF_RESOURCES;
+ return EFI_DEVICE_ERROR;
/* Fill in contents */
memcpy(&var_acc->guid, vendor, sizeof(var_acc->guid));
@@ -347,7 +342,7 @@ static efi_status_t tee_get_variable(u16 *name, efi_guid_t *vendor,
memcpy(data, (u8 *)var_acc->name + var_acc->name_size,
var_acc->data_size);
out:
- kfree(comm_buf);
+ free_pages_exact(comm_buf, COMM_BUF_SIZE(payload_size));
return ret;
}
@@ -380,10 +375,9 @@ static efi_status_t tee_get_next_variable(unsigned long *name_size,
payload_size = MM_VARIABLE_GET_NEXT_HEADER_SIZE + out_name_size;
var_getnext = setup_mm_hdr(&comm_buf, payload_size,
- SMM_VARIABLE_FUNCTION_GET_NEXT_VARIABLE_NAME,
- &ret);
+ SMM_VARIABLE_FUNCTION_GET_NEXT_VARIABLE_NAME);
if (!var_getnext)
- return EFI_OUT_OF_RESOURCES;
+ return EFI_DEVICE_ERROR;
/* Fill in contents */
memcpy(&var_getnext->guid, guid, sizeof(var_getnext->guid));
@@ -404,7 +398,7 @@ static efi_status_t tee_get_next_variable(unsigned long *name_size,
memcpy(name, var_getnext->name, var_getnext->name_size);
out:
- kfree(comm_buf);
+ free_pages_exact(comm_buf, COMM_BUF_SIZE(payload_size));
return ret;
}
@@ -437,9 +431,9 @@ static efi_status_t tee_set_variable(efi_char16_t *name, efi_guid_t *vendor,
* the properties, if the allocation fails
*/
var_acc = setup_mm_hdr(&comm_buf, payload_size,
- SMM_VARIABLE_FUNCTION_SET_VARIABLE, &ret);
+ SMM_VARIABLE_FUNCTION_SET_VARIABLE);
if (!var_acc)
- return EFI_OUT_OF_RESOURCES;
+ return EFI_DEVICE_ERROR;
/*
* The API has the ability to override RO flags. If no RO check was
@@ -467,7 +461,7 @@ static efi_status_t tee_set_variable(efi_char16_t *name, efi_guid_t *vendor,
ret = mm_communicate(comm_buf, payload_size);
dev_dbg(pvt_data.dev, "Set Variable %s %d %lx\n", __FILE__, __LINE__, ret);
out:
- kfree(comm_buf);
+ free_pages_exact(comm_buf, COMM_BUF_SIZE(payload_size));
return ret;
}
@@ -492,10 +486,9 @@ static efi_status_t tee_query_variable_info(u32 attributes,
payload_size = sizeof(*mm_query_info);
mm_query_info = setup_mm_hdr(&comm_buf, payload_size,
- SMM_VARIABLE_FUNCTION_QUERY_VARIABLE_INFO,
- &ret);
+ SMM_VARIABLE_FUNCTION_QUERY_VARIABLE_INFO);
if (!mm_query_info)
- return EFI_OUT_OF_RESOURCES;
+ return EFI_DEVICE_ERROR;
mm_query_info->attr = attributes;
ret = mm_communicate(comm_buf, payload_size);
@@ -507,7 +500,7 @@ static efi_status_t tee_query_variable_info(u32 attributes,
*max_variable_size = mm_query_info->max_variable_size;
out:
- kfree(comm_buf);
+ free_pages_exact(comm_buf, COMM_BUF_SIZE(payload_size));
return ret;
}
diff --git a/drivers/firmware/imx/imx-scu-irq.c b/drivers/firmware/imx/imx-scu-irq.c
index 6125cccc9ba7..a68d38f89254 100644
--- a/drivers/firmware/imx/imx-scu-irq.c
+++ b/drivers/firmware/imx/imx-scu-irq.c
@@ -203,6 +203,18 @@ int imx_scu_enable_general_irq_channel(struct device *dev)
struct mbox_chan *ch;
int ret = 0, i = 0;
+ if (!of_parse_phandle_with_args(dev->of_node, "mboxes",
+ "#mbox-cells", 0, &spec)) {
+ i = of_alias_get_id(spec.np, "mu");
+ of_node_put(spec.np);
+ }
+
+ /* use mu1 as general mu irq channel if failed */
+ if (i < 0)
+ i = 1;
+
+ mu_resource_id = IMX_SC_R_MU_0A + i;
+
ret = imx_scu_get_handle(&imx_sc_irq_ipc_handle);
if (ret)
return ret;
@@ -214,27 +226,16 @@ int imx_scu_enable_general_irq_channel(struct device *dev)
cl->dev = dev;
cl->rx_callback = imx_scu_irq_callback;
+ INIT_WORK(&imx_sc_irq_work, imx_scu_irq_work_handler);
+
/* SCU general IRQ uses general interrupt channel 3 */
ch = mbox_request_channel_byname(cl, "gip3");
if (IS_ERR(ch)) {
ret = PTR_ERR(ch);
dev_err(dev, "failed to request mbox chan gip3, ret %d\n", ret);
- devm_kfree(dev, cl);
- return ret;
+ goto free_cl;
}
- INIT_WORK(&imx_sc_irq_work, imx_scu_irq_work_handler);
-
- if (!of_parse_phandle_with_args(dev->of_node, "mboxes",
- "#mbox-cells", 0, &spec))
- i = of_alias_get_id(spec.np, "mu");
-
- /* use mu1 as general mu irq channel if failed */
- if (i < 0)
- i = 1;
-
- mu_resource_id = IMX_SC_R_MU_0A + i;
-
/* Create directory under /sysfs/firmware */
wakeup_obj = kobject_create_and_add("scu_wakeup_source", firmware_kobj);
if (!wakeup_obj) {
@@ -253,7 +254,8 @@ int imx_scu_enable_general_irq_channel(struct device *dev)
free_ch:
mbox_free_channel(ch);
+free_cl:
+ devm_kfree(dev, cl);
return ret;
}
-EXPORT_SYMBOL(imx_scu_enable_general_irq_channel);
diff --git a/drivers/firmware/imx/imx-scu.c b/drivers/firmware/imx/imx-scu.c
index 8c28e25ddc8a..67b267a7408a 100644
--- a/drivers/firmware/imx/imx-scu.c
+++ b/drivers/firmware/imx/imx-scu.c
@@ -73,9 +73,9 @@ static int imx_sc_linux_errmap[IMX_SC_ERR_LAST] = {
-EACCES, /* IMX_SC_ERR_NOACCESS */
-EACCES, /* IMX_SC_ERR_LOCKED */
-ERANGE, /* IMX_SC_ERR_UNAVAILABLE */
- -EEXIST, /* IMX_SC_ERR_NOTFOUND */
- -EPERM, /* IMX_SC_ERR_NOPOWER */
- -EPIPE, /* IMX_SC_ERR_IPC */
+ -ENOENT, /* IMX_SC_ERR_NOTFOUND */
+ -ENODEV, /* IMX_SC_ERR_NOPOWER */
+ -ECOMM, /* IMX_SC_ERR_IPC */
-EBUSY, /* IMX_SC_ERR_BUSY */
-EIO, /* IMX_SC_ERR_FAIL */
};
@@ -324,7 +324,9 @@ static int imx_scu_probe(struct platform_device *pdev)
}
sc_ipc->dev = dev;
- mutex_init(&sc_ipc->lock);
+ ret = devm_mutex_init(dev, &sc_ipc->lock);
+ if (ret)
+ return ret;
init_completion(&sc_ipc->done);
imx_sc_ipc_handle = sc_ipc;
@@ -352,6 +354,7 @@ static struct platform_driver imx_scu_driver = {
.driver = {
.name = "imx-scu",
.of_match_table = imx_scu_match,
+ .suppress_bind_attrs = true,
},
.probe = imx_scu_probe,
};
diff --git a/drivers/firmware/meson/Kconfig b/drivers/firmware/meson/Kconfig
index f2fdd3756648..179f5d46d8dd 100644
--- a/drivers/firmware/meson/Kconfig
+++ b/drivers/firmware/meson/Kconfig
@@ -5,7 +5,7 @@
config MESON_SM
tristate "Amlogic Secure Monitor driver"
depends on ARCH_MESON || COMPILE_TEST
- default y
+ default ARCH_MESON
depends on ARM64_4K_PAGES
help
Say y here to enable the Amlogic secure monitor driver
diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c
index f25a9746249b..3ab67aaa9e5d 100644
--- a/drivers/firmware/meson/meson_sm.c
+++ b/drivers/firmware/meson/meson_sm.c
@@ -232,11 +232,16 @@ EXPORT_SYMBOL(meson_sm_call_write);
struct meson_sm_firmware *meson_sm_get(struct device_node *sm_node)
{
struct platform_device *pdev = of_find_device_by_node(sm_node);
+ struct meson_sm_firmware *fw;
if (!pdev)
return NULL;
- return platform_get_drvdata(pdev);
+ fw = platform_get_drvdata(pdev);
+
+ put_device(&pdev->dev);
+
+ return fw;
}
EXPORT_SYMBOL_GPL(meson_sm_get);
diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c
index 26cd0458aacd..1a6f85e463e0 100644
--- a/drivers/firmware/qcom/qcom_scm.c
+++ b/drivers/firmware/qcom/qcom_scm.c
@@ -1119,7 +1119,7 @@ int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
if (ret) {
dev_err(__scm->dev,
"Assign memory protection call failed %d\n", ret);
- return -EINVAL;
+ return ret;
}
*srcvm = next_vm;
@@ -1994,11 +1994,14 @@ static const struct of_device_id qcom_scm_qseecom_allowlist[] __maybe_unused = {
{ .compatible = "asus,vivobook-s15" },
{ .compatible = "asus,zenbook-a14-ux3407qa" },
{ .compatible = "asus,zenbook-a14-ux3407ra" },
+ { .compatible = "dell,inspiron-14-plus-7441" },
+ { .compatible = "dell,latitude-7455" },
{ .compatible = "dell,xps13-9345" },
{ .compatible = "hp,elitebook-ultra-g1q" },
{ .compatible = "hp,omnibook-x14" },
{ .compatible = "huawei,gaokun3" },
{ .compatible = "lenovo,flex-5g" },
+ { .compatible = "lenovo,thinkbook-16" },
{ .compatible = "lenovo,thinkpad-t14s" },
{ .compatible = "lenovo,thinkpad-x13s", },
{ .compatible = "lenovo,yoga-slim7x" },
@@ -2006,6 +2009,7 @@ static const struct of_device_id qcom_scm_qseecom_allowlist[] __maybe_unused = {
{ .compatible = "microsoft,blackrock" },
{ .compatible = "microsoft,romulus13", },
{ .compatible = "microsoft,romulus15", },
+ { .compatible = "qcom,hamoa-iot-evk" },
{ .compatible = "qcom,sc8180x-primus" },
{ .compatible = "qcom,x1e001de-devkit" },
{ .compatible = "qcom,x1e80100-crd" },
@@ -2014,21 +2018,6 @@ static const struct of_device_id qcom_scm_qseecom_allowlist[] __maybe_unused = {
{ }
};
-static bool qcom_scm_qseecom_machine_is_allowed(void)
-{
- struct device_node *np;
- bool match;
-
- np = of_find_node_by_path("/");
- if (!np)
- return false;
-
- match = of_match_node(qcom_scm_qseecom_allowlist, np);
- of_node_put(np);
-
- return match;
-}
-
static void qcom_scm_qseecom_free(void *data)
{
struct platform_device *qseecom_dev = data;
@@ -2060,7 +2049,7 @@ static int qcom_scm_qseecom_init(struct qcom_scm *scm)
dev_info(scm->dev, "qseecom: found qseecom with version 0x%x\n", version);
- if (!qcom_scm_qseecom_machine_is_allowed()) {
+ if (!of_machine_device_match(qcom_scm_qseecom_allowlist)) {
dev_info(scm->dev, "qseecom: untested machine, skipping\n");
return 0;
}
@@ -2094,6 +2083,122 @@ static int qcom_scm_qseecom_init(struct qcom_scm *scm)
#endif /* CONFIG_QCOM_QSEECOM */
/**
+ * qcom_scm_qtee_invoke_smc() - Invoke a QTEE object.
+ * @inbuf: start address of memory area used for inbound buffer.
+ * @inbuf_size: size of the memory area used for inbound buffer.
+ * @outbuf: start address of memory area used for outbound buffer.
+ * @outbuf_size: size of the memory area used for outbound buffer.
+ * @result: result of QTEE object invocation.
+ * @response_type: response type returned by QTEE.
+ *
+ * @response_type determines how the contents of @inbuf and @outbuf
+ * should be processed.
+ *
+ * Return: On success, return 0 or <0 on failure.
+ */
+int qcom_scm_qtee_invoke_smc(phys_addr_t inbuf, size_t inbuf_size,
+ phys_addr_t outbuf, size_t outbuf_size,
+ u64 *result, u64 *response_type)
+{
+ struct qcom_scm_desc desc = {
+ .svc = QCOM_SCM_SVC_SMCINVOKE,
+ .cmd = QCOM_SCM_SMCINVOKE_INVOKE,
+ .owner = ARM_SMCCC_OWNER_TRUSTED_OS,
+ .args[0] = inbuf,
+ .args[1] = inbuf_size,
+ .args[2] = outbuf,
+ .args[3] = outbuf_size,
+ .arginfo = QCOM_SCM_ARGS(4, QCOM_SCM_RW, QCOM_SCM_VAL,
+ QCOM_SCM_RW, QCOM_SCM_VAL),
+ };
+ struct qcom_scm_res res;
+ int ret;
+
+ ret = qcom_scm_call(__scm->dev, &desc, &res);
+ if (ret)
+ return ret;
+
+ if (response_type)
+ *response_type = res.result[0];
+
+ if (result)
+ *result = res.result[1];
+
+ return 0;
+}
+EXPORT_SYMBOL(qcom_scm_qtee_invoke_smc);
+
+/**
+ * qcom_scm_qtee_callback_response() - Submit response for callback request.
+ * @buf: start address of memory area used for outbound buffer.
+ * @buf_size: size of the memory area used for outbound buffer.
+ * @result: Result of QTEE object invocation.
+ * @response_type: Response type returned by QTEE.
+ *
+ * @response_type determines how the contents of @buf should be processed.
+ *
+ * Return: On success, return 0 or <0 on failure.
+ */
+int qcom_scm_qtee_callback_response(phys_addr_t buf, size_t buf_size,
+ u64 *result, u64 *response_type)
+{
+ struct qcom_scm_desc desc = {
+ .svc = QCOM_SCM_SVC_SMCINVOKE,
+ .cmd = QCOM_SCM_SMCINVOKE_CB_RSP,
+ .owner = ARM_SMCCC_OWNER_TRUSTED_OS,
+ .args[0] = buf,
+ .args[1] = buf_size,
+ .arginfo = QCOM_SCM_ARGS(2, QCOM_SCM_RW, QCOM_SCM_VAL),
+ };
+ struct qcom_scm_res res;
+ int ret;
+
+ ret = qcom_scm_call(__scm->dev, &desc, &res);
+ if (ret)
+ return ret;
+
+ if (response_type)
+ *response_type = res.result[0];
+
+ if (result)
+ *result = res.result[1];
+
+ return 0;
+}
+EXPORT_SYMBOL(qcom_scm_qtee_callback_response);
+
+static void qcom_scm_qtee_free(void *data)
+{
+ struct platform_device *qtee_dev = data;
+
+ platform_device_unregister(qtee_dev);
+}
+
+static void qcom_scm_qtee_init(struct qcom_scm *scm)
+{
+ struct platform_device *qtee_dev;
+ u64 result, response_type;
+ int ret;
+
+ /*
+ * Probe for smcinvoke support. This will fail due to invalid buffers,
+ * but first, it checks whether the call is supported in QTEE syscall
+ * handler. If it is not supported, -EIO is returned.
+ */
+ ret = qcom_scm_qtee_invoke_smc(0, 0, 0, 0, &result, &response_type);
+ if (ret == -EIO)
+ return;
+
+ /* Setup QTEE interface device. */
+ qtee_dev = platform_device_register_data(scm->dev, "qcomtee",
+ PLATFORM_DEVID_NONE, NULL, 0);
+ if (IS_ERR(qtee_dev))
+ return;
+
+ devm_add_action_or_reset(scm->dev, qcom_scm_qtee_free, qtee_dev);
+}
+
+/**
* qcom_scm_is_available() - Checks if SCM is available
*/
bool qcom_scm_is_available(void)
@@ -2325,6 +2430,9 @@ static int qcom_scm_probe(struct platform_device *pdev)
ret = qcom_scm_qseecom_init(scm);
WARN(ret < 0, "failed to initialize qseecom: %d\n", ret);
+ /* Initialize the QTEE object interface. */
+ qcom_scm_qtee_init(scm);
+
return 0;
}
diff --git a/drivers/firmware/qcom/qcom_scm.h b/drivers/firmware/qcom/qcom_scm.h
index 0e8dd838099e..a56c8212cc0c 100644
--- a/drivers/firmware/qcom/qcom_scm.h
+++ b/drivers/firmware/qcom/qcom_scm.h
@@ -156,6 +156,13 @@ int qcom_scm_shm_bridge_enable(struct device *scm_dev);
#define QCOM_SCM_SVC_GPU 0x28
#define QCOM_SCM_SVC_GPU_INIT_REGS 0x01
+/* ARM_SMCCC_OWNER_TRUSTED_OS calls */
+
+#define QCOM_SCM_SVC_SMCINVOKE 0x06
+#define QCOM_SCM_SMCINVOKE_INVOKE_LEGACY 0x00
+#define QCOM_SCM_SMCINVOKE_CB_RSP 0x01
+#define QCOM_SCM_SMCINVOKE_INVOKE 0x02
+
/* common error codes */
#define QCOM_SCM_V2_EBUSY -12
#define QCOM_SCM_ENOMEM -5
diff --git a/drivers/firmware/qcom/qcom_tzmem.c b/drivers/firmware/qcom/qcom_tzmem.c
index ea0a35355657..9f232e53115e 100644
--- a/drivers/firmware/qcom/qcom_tzmem.c
+++ b/drivers/firmware/qcom/qcom_tzmem.c
@@ -77,6 +77,7 @@ static bool qcom_tzmem_using_shm_bridge;
/* List of machines that are known to not support SHM bridge correctly. */
static const char *const qcom_tzmem_blacklist[] = {
+ "qcom,sc7180", /* hang in rmtfs memory assignment */
"qcom,sc8180x",
"qcom,sdm670", /* failure in GPU firmware loading */
"qcom,sdm845", /* reset in rmtfs memory assignment */
@@ -109,7 +110,19 @@ notsupp:
return 0;
}
-static int qcom_tzmem_init_area(struct qcom_tzmem_area *area)
+/**
+ * qcom_tzmem_shm_bridge_create() - Create a SHM bridge.
+ * @paddr: Physical address of the memory to share.
+ * @size: Size of the memory to share.
+ * @handle: Handle to the SHM bridge.
+ *
+ * On platforms that support SHM bridge, this function creates a SHM bridge
+ * for the given memory region with QTEE. The handle returned by this function
+ * must be passed to qcom_tzmem_shm_bridge_delete() to free the SHM bridge.
+ *
+ * Return: On success, returns 0; on failure, returns < 0.
+ */
+int qcom_tzmem_shm_bridge_create(phys_addr_t paddr, size_t size, u64 *handle)
{
u64 pfn_and_ns_perm, ipfn_and_s_perm, size_and_flags;
int ret;
@@ -117,17 +130,49 @@ static int qcom_tzmem_init_area(struct qcom_tzmem_area *area)
if (!qcom_tzmem_using_shm_bridge)
return 0;
- pfn_and_ns_perm = (u64)area->paddr | QCOM_SCM_PERM_RW;
- ipfn_and_s_perm = (u64)area->paddr | QCOM_SCM_PERM_RW;
- size_and_flags = area->size | (1 << QCOM_SHM_BRIDGE_NUM_VM_SHIFT);
+ pfn_and_ns_perm = paddr | QCOM_SCM_PERM_RW;
+ ipfn_and_s_perm = paddr | QCOM_SCM_PERM_RW;
+ size_and_flags = size | (1 << QCOM_SHM_BRIDGE_NUM_VM_SHIFT);
+
+ ret = qcom_scm_shm_bridge_create(pfn_and_ns_perm, ipfn_and_s_perm,
+ size_and_flags, QCOM_SCM_VMID_HLOS,
+ handle);
+ if (ret) {
+ dev_err(qcom_tzmem_dev,
+ "SHM Bridge failed: ret %d paddr 0x%pa, size %zu\n",
+ ret, &paddr, size);
+
+ return ret;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(qcom_tzmem_shm_bridge_create);
+
+/**
+ * qcom_tzmem_shm_bridge_delete() - Delete a SHM bridge.
+ * @handle: Handle to the SHM bridge.
+ *
+ * On platforms that support SHM bridge, this function deletes the SHM bridge
+ * for the given memory region. The handle must be the same as the one
+ * returned by qcom_tzmem_shm_bridge_create().
+ */
+void qcom_tzmem_shm_bridge_delete(u64 handle)
+{
+ if (qcom_tzmem_using_shm_bridge)
+ qcom_scm_shm_bridge_delete(handle);
+}
+EXPORT_SYMBOL_GPL(qcom_tzmem_shm_bridge_delete);
+
+static int qcom_tzmem_init_area(struct qcom_tzmem_area *area)
+{
+ int ret;
u64 *handle __free(kfree) = kzalloc(sizeof(*handle), GFP_KERNEL);
if (!handle)
return -ENOMEM;
- ret = qcom_scm_shm_bridge_create(pfn_and_ns_perm, ipfn_and_s_perm,
- size_and_flags, QCOM_SCM_VMID_HLOS,
- handle);
+ ret = qcom_tzmem_shm_bridge_create(area->paddr, area->size, handle);
if (ret)
return ret;
@@ -140,10 +185,7 @@ static void qcom_tzmem_cleanup_area(struct qcom_tzmem_area *area)
{
u64 *handle = area->priv;
- if (!qcom_tzmem_using_shm_bridge)
- return;
-
- qcom_scm_shm_bridge_delete(*handle);
+ qcom_tzmem_shm_bridge_delete(*handle);
kfree(handle);
}
diff --git a/drivers/firmware/samsung/Makefile b/drivers/firmware/samsung/Makefile
index 7b4c9f6f34f5..80d4f89b33a9 100644
--- a/drivers/firmware/samsung/Makefile
+++ b/drivers/firmware/samsung/Makefile
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
-acpm-protocol-objs := exynos-acpm.o exynos-acpm-pmic.o
+acpm-protocol-objs := exynos-acpm.o
+acpm-protocol-objs += exynos-acpm-pmic.o
+acpm-protocol-objs += exynos-acpm-dvfs.o
obj-$(CONFIG_EXYNOS_ACPM_PROTOCOL) += acpm-protocol.o
diff --git a/drivers/firmware/samsung/exynos-acpm-dvfs.c b/drivers/firmware/samsung/exynos-acpm-dvfs.c
new file mode 100644
index 000000000000..1c5b2b143bcc
--- /dev/null
+++ b/drivers/firmware/samsung/exynos-acpm-dvfs.c
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2020 Samsung Electronics Co., Ltd.
+ * Copyright 2020 Google LLC.
+ * Copyright 2025 Linaro Ltd.
+ */
+
+#include <linux/bitfield.h>
+#include <linux/firmware/samsung/exynos-acpm-protocol.h>
+#include <linux/ktime.h>
+#include <linux/types.h>
+#include <linux/units.h>
+
+#include "exynos-acpm.h"
+#include "exynos-acpm-dvfs.h"
+
+#define ACPM_DVFS_ID GENMASK(11, 0)
+#define ACPM_DVFS_REQ_TYPE GENMASK(15, 0)
+
+#define ACPM_DVFS_FREQ_REQ 0
+#define ACPM_DVFS_FREQ_GET 1
+
+static void acpm_dvfs_set_xfer(struct acpm_xfer *xfer, u32 *cmd, size_t cmdlen,
+ unsigned int acpm_chan_id, bool response)
+{
+ xfer->acpm_chan_id = acpm_chan_id;
+ xfer->txd = cmd;
+ xfer->txlen = cmdlen;
+
+ if (response) {
+ xfer->rxd = cmd;
+ xfer->rxlen = cmdlen;
+ }
+}
+
+static void acpm_dvfs_init_set_rate_cmd(u32 cmd[4], unsigned int clk_id,
+ unsigned long rate)
+{
+ cmd[0] = FIELD_PREP(ACPM_DVFS_ID, clk_id);
+ cmd[1] = rate / HZ_PER_KHZ;
+ cmd[2] = FIELD_PREP(ACPM_DVFS_REQ_TYPE, ACPM_DVFS_FREQ_REQ);
+ cmd[3] = ktime_to_ms(ktime_get());
+}
+
+int acpm_dvfs_set_rate(const struct acpm_handle *handle,
+ unsigned int acpm_chan_id, unsigned int clk_id,
+ unsigned long rate)
+{
+ struct acpm_xfer xfer = {0};
+ u32 cmd[4];
+
+ acpm_dvfs_init_set_rate_cmd(cmd, clk_id, rate);
+ acpm_dvfs_set_xfer(&xfer, cmd, sizeof(cmd), acpm_chan_id, false);
+
+ return acpm_do_xfer(handle, &xfer);
+}
+
+static void acpm_dvfs_init_get_rate_cmd(u32 cmd[4], unsigned int clk_id)
+{
+ cmd[0] = FIELD_PREP(ACPM_DVFS_ID, clk_id);
+ cmd[2] = FIELD_PREP(ACPM_DVFS_REQ_TYPE, ACPM_DVFS_FREQ_GET);
+ cmd[3] = ktime_to_ms(ktime_get());
+}
+
+unsigned long acpm_dvfs_get_rate(const struct acpm_handle *handle,
+ unsigned int acpm_chan_id, unsigned int clk_id)
+{
+ struct acpm_xfer xfer;
+ unsigned int cmd[4] = {0};
+ int ret;
+
+ acpm_dvfs_init_get_rate_cmd(cmd, clk_id);
+ acpm_dvfs_set_xfer(&xfer, cmd, sizeof(cmd), acpm_chan_id, true);
+
+ ret = acpm_do_xfer(handle, &xfer);
+ if (ret)
+ return 0;
+
+ return xfer.rxd[1] * HZ_PER_KHZ;
+}
diff --git a/drivers/firmware/samsung/exynos-acpm-dvfs.h b/drivers/firmware/samsung/exynos-acpm-dvfs.h
new file mode 100644
index 000000000000..9f2778e649c9
--- /dev/null
+++ b/drivers/firmware/samsung/exynos-acpm-dvfs.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright 2020 Samsung Electronics Co., Ltd.
+ * Copyright 2020 Google LLC.
+ * Copyright 2025 Linaro Ltd.
+ */
+#ifndef __EXYNOS_ACPM_DVFS_H__
+#define __EXYNOS_ACPM_DVFS_H__
+
+#include <linux/types.h>
+
+struct acpm_handle;
+
+int acpm_dvfs_set_rate(const struct acpm_handle *handle,
+ unsigned int acpm_chan_id, unsigned int id,
+ unsigned long rate);
+unsigned long acpm_dvfs_get_rate(const struct acpm_handle *handle,
+ unsigned int acpm_chan_id,
+ unsigned int clk_id);
+
+#endif /* __EXYNOS_ACPM_DVFS_H__ */
diff --git a/drivers/firmware/samsung/exynos-acpm-pmic.c b/drivers/firmware/samsung/exynos-acpm-pmic.c
index 39b33a356ebd..961d7599e422 100644
--- a/drivers/firmware/samsung/exynos-acpm-pmic.c
+++ b/drivers/firmware/samsung/exynos-acpm-pmic.c
@@ -4,7 +4,9 @@
* Copyright 2020 Google LLC.
* Copyright 2024 Linaro Ltd.
*/
+#include <linux/array_size.h>
#include <linux/bitfield.h>
+#include <linux/errno.h>
#include <linux/firmware/samsung/exynos-acpm-protocol.h>
#include <linux/ktime.h>
#include <linux/types.h>
@@ -33,6 +35,19 @@ enum exynos_acpm_pmic_func {
ACPM_PMIC_BULK_WRITE,
};
+static const int acpm_pmic_linux_errmap[] = {
+ [0] = 0, /* ACPM_PMIC_SUCCESS */
+ [1] = -EACCES, /* Read register can't be accessed or issues to access it. */
+ [2] = -EACCES, /* Write register can't be accessed or issues to access it. */
+};
+
+static int acpm_pmic_to_linux_err(int err)
+{
+ if (err >= 0 && err < ARRAY_SIZE(acpm_pmic_linux_errmap))
+ return acpm_pmic_linux_errmap[err];
+ return -EIO;
+}
+
static inline u32 acpm_pmic_set_bulk(u32 data, unsigned int i)
{
return (data & ACPM_PMIC_BULK_MASK) << (ACPM_PMIC_BULK_SHIFT * i);
@@ -79,7 +94,7 @@ int acpm_pmic_read_reg(const struct acpm_handle *handle,
*buf = FIELD_GET(ACPM_PMIC_VALUE, xfer.rxd[1]);
- return FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]);
+ return acpm_pmic_to_linux_err(FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]));
}
static void acpm_pmic_init_bulk_read_cmd(u32 cmd[4], u8 type, u8 reg, u8 chan,
@@ -110,7 +125,7 @@ int acpm_pmic_bulk_read(const struct acpm_handle *handle,
if (ret)
return ret;
- ret = FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]);
+ ret = acpm_pmic_to_linux_err(FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]));
if (ret)
return ret;
@@ -150,7 +165,7 @@ int acpm_pmic_write_reg(const struct acpm_handle *handle,
if (ret)
return ret;
- return FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]);
+ return acpm_pmic_to_linux_err(FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]));
}
static void acpm_pmic_init_bulk_write_cmd(u32 cmd[4], u8 type, u8 reg, u8 chan,
@@ -190,7 +205,7 @@ int acpm_pmic_bulk_write(const struct acpm_handle *handle,
if (ret)
return ret;
- return FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]);
+ return acpm_pmic_to_linux_err(FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]));
}
static void acpm_pmic_init_update_cmd(u32 cmd[4], u8 type, u8 reg, u8 chan,
@@ -220,5 +235,5 @@ int acpm_pmic_update_reg(const struct acpm_handle *handle,
if (ret)
return ret;
- return FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]);
+ return acpm_pmic_to_linux_err(FIELD_GET(ACPM_PMIC_RETURN, xfer.rxd[1]));
}
diff --git a/drivers/firmware/samsung/exynos-acpm.c b/drivers/firmware/samsung/exynos-acpm.c
index 3a69fe3234c7..0cb269c70460 100644
--- a/drivers/firmware/samsung/exynos-acpm.c
+++ b/drivers/firmware/samsung/exynos-acpm.c
@@ -29,6 +29,7 @@
#include <linux/types.h>
#include "exynos-acpm.h"
+#include "exynos-acpm-dvfs.h"
#include "exynos-acpm-pmic.h"
#define ACPM_PROTOCOL_SEQNUM GENMASK(21, 16)
@@ -176,9 +177,11 @@ struct acpm_info {
/**
* struct acpm_match_data - of_device_id data.
* @initdata_base: offset in SRAM where the channels configuration resides.
+ * @acpm_clk_dev_name: base name for the ACPM clocks device that we're registering.
*/
struct acpm_match_data {
loff_t initdata_base;
+ const char *acpm_clk_dev_name;
};
#define client_to_acpm_chan(c) container_of(c, struct acpm_chan, cl)
@@ -590,8 +593,12 @@ static int acpm_channels_init(struct acpm_info *acpm)
*/
static void acpm_setup_ops(struct acpm_info *acpm)
{
+ struct acpm_dvfs_ops *dvfs_ops = &acpm->handle.ops.dvfs_ops;
struct acpm_pmic_ops *pmic_ops = &acpm->handle.ops.pmic_ops;
+ dvfs_ops->set_rate = acpm_dvfs_set_rate;
+ dvfs_ops->get_rate = acpm_dvfs_get_rate;
+
pmic_ops->read_reg = acpm_pmic_read_reg;
pmic_ops->bulk_read = acpm_pmic_bulk_read;
pmic_ops->write_reg = acpm_pmic_write_reg;
@@ -599,9 +606,15 @@ static void acpm_setup_ops(struct acpm_info *acpm)
pmic_ops->update_reg = acpm_pmic_update_reg;
}
+static void acpm_clk_pdev_unregister(void *data)
+{
+ platform_device_unregister(data);
+}
+
static int acpm_probe(struct platform_device *pdev)
{
const struct acpm_match_data *match_data;
+ struct platform_device *acpm_clk_pdev;
struct device *dev = &pdev->dev;
struct device_node *shmem;
struct acpm_info *acpm;
@@ -642,6 +655,18 @@ static int acpm_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, acpm);
+ acpm_clk_pdev = platform_device_register_data(dev,
+ match_data->acpm_clk_dev_name,
+ PLATFORM_DEVID_NONE, NULL, 0);
+ if (IS_ERR(acpm_clk_pdev))
+ return dev_err_probe(dev, PTR_ERR(acpm_clk_pdev),
+ "Failed to register ACPM clocks device.\n");
+
+ ret = devm_add_action_or_reset(dev, acpm_clk_pdev_unregister,
+ acpm_clk_pdev);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to add devm action.\n");
+
return devm_of_platform_populate(dev);
}
@@ -741,6 +766,7 @@ EXPORT_SYMBOL_GPL(devm_acpm_get_by_node);
static const struct acpm_match_data acpm_gs101 = {
.initdata_base = ACPM_GS101_INITDATA_BASE,
+ .acpm_clk_dev_name = "gs101-acpm-clk",
};
static const struct of_device_id acpm_match[] = {
diff --git a/drivers/firmware/stratix10-rsu.c b/drivers/firmware/stratix10-rsu.c
index 1ea39a0a76c7..41da07c445a6 100644
--- a/drivers/firmware/stratix10-rsu.c
+++ b/drivers/firmware/stratix10-rsu.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2018-2019, Intel Corporation
+ * Copyright (C) 2025, Altera Corporation
*/
#include <linux/arm-smccc.h>
@@ -14,11 +15,9 @@
#include <linux/firmware/intel/stratix10-svc-client.h>
#include <linux/string.h>
#include <linux/sysfs.h>
+#include <linux/delay.h>
-#define RSU_STATE_MASK GENMASK_ULL(31, 0)
-#define RSU_VERSION_MASK GENMASK_ULL(63, 32)
-#define RSU_ERROR_LOCATION_MASK GENMASK_ULL(31, 0)
-#define RSU_ERROR_DETAIL_MASK GENMASK_ULL(63, 32)
+#define RSU_ERASE_SIZE_MASK GENMASK_ULL(63, 32)
#define RSU_DCMF0_MASK GENMASK_ULL(31, 0)
#define RSU_DCMF1_MASK GENMASK_ULL(63, 32)
#define RSU_DCMF2_MASK GENMASK_ULL(31, 0)
@@ -35,7 +34,8 @@
#define INVALID_DCMF_STATUS 0xFFFFFFFF
#define INVALID_SPT_ADDRESS 0x0
-#define RSU_GET_SPT_CMD 0x5A
+#define RSU_RETRY_SLEEP_MS (1U)
+#define RSU_ASYNC_MSG_RETRY (3U)
#define RSU_GET_SPT_RESP_LEN (4 * sizeof(unsigned int))
typedef void (*rsu_callback)(struct stratix10_svc_client *client,
@@ -64,7 +64,6 @@ typedef void (*rsu_callback)(struct stratix10_svc_client *client,
* @max_retry: the preset max retry value
* @spt0_address: address of spt0
* @spt1_address: address of spt1
- * @get_spt_response_buf: response from sdm for get_spt command
*/
struct stratix10_rsu_priv {
struct stratix10_svc_chan *chan;
@@ -99,47 +98,32 @@ struct stratix10_rsu_priv {
unsigned long spt0_address;
unsigned long spt1_address;
-
- unsigned int *get_spt_response_buf;
};
+typedef void (*rsu_async_callback)(struct device *dev,
+ struct stratix10_rsu_priv *priv, struct stratix10_svc_cb_data *data);
+
/**
- * rsu_status_callback() - Status callback from Intel Service Layer
- * @client: pointer to service client
+ * rsu_async_status_callback() - Status callback from rsu_async_send()
+ * @dev: pointer to device object
+ * @priv: pointer to priv object
* @data: pointer to callback data structure
*
- * Callback from Intel service layer for RSU status request. Status is
- * only updated after a system reboot, so a get updated status call is
- * made during driver probe.
+ * Callback from rsu_async_send() to get the system rsu error status.
*/
-static void rsu_status_callback(struct stratix10_svc_client *client,
- struct stratix10_svc_cb_data *data)
+static void rsu_async_status_callback(struct device *dev,
+ struct stratix10_rsu_priv *priv,
+ struct stratix10_svc_cb_data *data)
{
- struct stratix10_rsu_priv *priv = client->priv;
- struct arm_smccc_res *res = (struct arm_smccc_res *)data->kaddr1;
-
- if (data->status == BIT(SVC_STATUS_OK)) {
- priv->status.version = FIELD_GET(RSU_VERSION_MASK,
- res->a2);
- priv->status.state = FIELD_GET(RSU_STATE_MASK, res->a2);
- priv->status.fail_image = res->a1;
- priv->status.current_image = res->a0;
- priv->status.error_location =
- FIELD_GET(RSU_ERROR_LOCATION_MASK, res->a3);
- priv->status.error_details =
- FIELD_GET(RSU_ERROR_DETAIL_MASK, res->a3);
- } else {
- dev_err(client->dev, "COMMAND_RSU_STATUS returned 0x%lX\n",
- res->a0);
- priv->status.version = 0;
- priv->status.state = 0;
- priv->status.fail_image = 0;
- priv->status.current_image = 0;
- priv->status.error_location = 0;
- priv->status.error_details = 0;
- }
-
- complete(&priv->completion);
+ struct arm_smccc_1_2_regs *res = (struct arm_smccc_1_2_regs *)data->kaddr1;
+
+ priv->status.current_image = res->a2;
+ priv->status.fail_image = res->a3;
+ priv->status.state = res->a4;
+ priv->status.version = res->a5;
+ priv->status.error_location = res->a7;
+ priv->status.error_details = res->a8;
+ priv->retry_counter = res->a9;
}
/**
@@ -163,32 +147,6 @@ static void rsu_command_callback(struct stratix10_svc_client *client,
complete(&priv->completion);
}
-/**
- * rsu_retry_callback() - Callback from Intel service layer for getting
- * the current image's retry counter from the firmware
- * @client: pointer to client
- * @data: pointer to callback data structure
- *
- * Callback from Intel service layer for retry counter, which is used by
- * user to know how many times the images is still allowed to reload
- * itself before giving up and starting RSU fail-over flow.
- */
-static void rsu_retry_callback(struct stratix10_svc_client *client,
- struct stratix10_svc_cb_data *data)
-{
- struct stratix10_rsu_priv *priv = client->priv;
- unsigned int *counter = (unsigned int *)data->kaddr1;
-
- if (data->status == BIT(SVC_STATUS_OK))
- priv->retry_counter = *counter;
- else if (data->status == BIT(SVC_STATUS_NO_SUPPORT))
- dev_warn(client->dev, "Secure FW doesn't support retry\n");
- else
- dev_err(client->dev, "Failed to get retry counter %lu\n",
- BIT(data->status));
-
- complete(&priv->completion);
-}
/**
* rsu_max_retry_callback() - Callback from Intel service layer for getting
@@ -270,34 +228,19 @@ static void rsu_dcmf_status_callback(struct stratix10_svc_client *client,
complete(&priv->completion);
}
-static void rsu_get_spt_callback(struct stratix10_svc_client *client,
- struct stratix10_svc_cb_data *data)
+/**
+ * rsu_async_get_spt_table_callback() - Callback to be used by the rsu_async_send()
+ * to retrieve the SPT table information.
+ * @dev: pointer to device object
+ * @priv: pointer to priv object
+ * @data: pointer to callback data structure
+ */
+static void rsu_async_get_spt_table_callback(struct device *dev,
+ struct stratix10_rsu_priv *priv,
+ struct stratix10_svc_cb_data *data)
{
- struct stratix10_rsu_priv *priv = client->priv;
- unsigned long *mbox_err = (unsigned long *)data->kaddr1;
- unsigned long *resp_len = (unsigned long *)data->kaddr2;
-
- if (data->status != BIT(SVC_STATUS_OK) || (*mbox_err) ||
- (*resp_len != RSU_GET_SPT_RESP_LEN))
- goto error;
-
- priv->spt0_address = priv->get_spt_response_buf[0];
- priv->spt0_address <<= 32;
- priv->spt0_address |= priv->get_spt_response_buf[1];
-
- priv->spt1_address = priv->get_spt_response_buf[2];
- priv->spt1_address <<= 32;
- priv->spt1_address |= priv->get_spt_response_buf[3];
-
- goto complete;
-
-error:
- dev_err(client->dev, "failed to get SPTs\n");
-
-complete:
- stratix10_svc_free_memory(priv->chan, priv->get_spt_response_buf);
- priv->get_spt_response_buf = NULL;
- complete(&priv->completion);
+ priv->spt0_address = *((unsigned long *)data->kaddr1);
+ priv->spt1_address = *((unsigned long *)data->kaddr2);
}
/**
@@ -329,14 +272,6 @@ static int rsu_send_msg(struct stratix10_rsu_priv *priv,
if (arg)
msg.arg[0] = arg;
- if (command == COMMAND_MBOX_SEND_CMD) {
- msg.arg[1] = 0;
- msg.payload = NULL;
- msg.payload_length = 0;
- msg.payload_output = priv->get_spt_response_buf;
- msg.payload_length_output = RSU_GET_SPT_RESP_LEN;
- }
-
ret = stratix10_svc_send(priv->chan, &msg);
if (ret < 0)
goto status_done;
@@ -362,6 +297,95 @@ status_done:
return ret;
}
+/**
+ * soc64_async_callback() - Callback from Intel service layer for async requests
+ * @ptr: pointer to the completion object
+ */
+static void soc64_async_callback(void *ptr)
+{
+ if (ptr)
+ complete(ptr);
+}
+
+/**
+ * rsu_send_async_msg() - send an async message to Intel service layer
+ * @dev: pointer to device object
+ * @priv: pointer to rsu private data
+ * @command: RSU status or update command
+ * @arg: the request argument, notify status
+ * @callback: function pointer for the callback (status or update)
+ */
+static int rsu_send_async_msg(struct device *dev, struct stratix10_rsu_priv *priv,
+ enum stratix10_svc_command_code command,
+ unsigned long arg,
+ rsu_async_callback callback)
+{
+ struct stratix10_svc_client_msg msg = {0};
+ struct stratix10_svc_cb_data data = {0};
+ struct completion completion;
+ int status, index, ret;
+ void *handle = NULL;
+
+ msg.command = command;
+ msg.arg[0] = arg;
+
+ init_completion(&completion);
+
+ for (index = 0; index < RSU_ASYNC_MSG_RETRY; index++) {
+ status = stratix10_svc_async_send(priv->chan, &msg,
+ &handle, soc64_async_callback,
+ &completion);
+ if (status == 0)
+ break;
+ dev_warn(dev, "Failed to send async message\n");
+ msleep(RSU_RETRY_SLEEP_MS);
+ }
+
+ if (status && !handle) {
+ dev_err(dev, "Failed to send async message\n");
+ return -ETIMEDOUT;
+ }
+
+ ret = wait_for_completion_io_timeout(&completion, RSU_TIMEOUT);
+ if (ret > 0)
+ dev_dbg(dev, "Received async interrupt\n");
+ else if (ret == 0)
+ dev_dbg(dev, "Timeout occurred. Trying to poll the response\n");
+
+ for (index = 0; index < RSU_ASYNC_MSG_RETRY; index++) {
+ status = stratix10_svc_async_poll(priv->chan, handle, &data);
+ if (status == -EAGAIN) {
+ dev_dbg(dev, "Async message is still in progress\n");
+ } else if (status < 0) {
+ dev_alert(dev, "Failed to poll async message\n");
+ ret = -ETIMEDOUT;
+ } else if (status == 0) {
+ ret = 0;
+ break;
+ }
+ msleep(RSU_RETRY_SLEEP_MS);
+ }
+
+ if (ret) {
+ dev_err(dev, "Failed to get async response\n");
+ goto status_done;
+ }
+
+ if (data.status == 0) {
+ ret = 0;
+ if (callback)
+ callback(dev, priv, &data);
+ } else {
+ dev_err(dev, "%s returned 0x%x from SDM\n", __func__,
+ data.status);
+ ret = -EFAULT;
+ }
+
+status_done:
+ stratix10_svc_async_done(priv->chan, handle);
+ return ret;
+}
+
/*
* This driver exposes some optional features of the Intel Stratix 10 SoC FPGA.
* The sysfs interfaces exposed here are FPGA Remote System Update (RSU)
@@ -454,8 +478,7 @@ static ssize_t max_retry_show(struct device *dev,
if (!priv)
return -ENODEV;
- return scnprintf(buf, sizeof(priv->max_retry),
- "0x%08x\n", priv->max_retry);
+ return sysfs_emit(buf, "0x%08x\n", priv->max_retry);
}
static ssize_t dcmf0_show(struct device *dev,
@@ -597,27 +620,20 @@ static ssize_t notify_store(struct device *dev,
if (ret)
return ret;
- ret = rsu_send_msg(priv, COMMAND_RSU_NOTIFY,
- status, rsu_command_callback);
+ ret = rsu_send_async_msg(dev, priv, COMMAND_RSU_NOTIFY, status, NULL);
if (ret) {
dev_err(dev, "Error, RSU notify returned %i\n", ret);
return ret;
}
/* to get the updated state */
- ret = rsu_send_msg(priv, COMMAND_RSU_STATUS,
- 0, rsu_status_callback);
+ ret = rsu_send_async_msg(dev, priv, COMMAND_RSU_STATUS, 0,
+ rsu_async_status_callback);
if (ret) {
dev_err(dev, "Error, getting RSU status %i\n", ret);
return ret;
}
- ret = rsu_send_msg(priv, COMMAND_RSU_RETRY, 0, rsu_retry_callback);
- if (ret) {
- dev_err(dev, "Error, getting RSU retry %i\n", ret);
- return ret;
- }
-
return count;
}
@@ -632,7 +648,7 @@ static ssize_t spt0_address_show(struct device *dev,
if (priv->spt0_address == INVALID_SPT_ADDRESS)
return -EIO;
- return scnprintf(buf, PAGE_SIZE, "0x%08lx\n", priv->spt0_address);
+ return sysfs_emit(buf, "0x%08lx\n", priv->spt0_address);
}
static ssize_t spt1_address_show(struct device *dev,
@@ -646,7 +662,7 @@ static ssize_t spt1_address_show(struct device *dev,
if (priv->spt1_address == INVALID_SPT_ADDRESS)
return -EIO;
- return scnprintf(buf, PAGE_SIZE, "0x%08lx\n", priv->spt1_address);
+ return sysfs_emit(buf, "0x%08lx\n", priv->spt1_address);
}
static DEVICE_ATTR_RO(current_image);
@@ -737,12 +753,19 @@ static int stratix10_rsu_probe(struct platform_device *pdev)
return PTR_ERR(priv->chan);
}
+ ret = stratix10_svc_add_async_client(priv->chan, false);
+ if (ret) {
+ dev_err(dev, "failed to add async client\n");
+ stratix10_svc_free_channel(priv->chan);
+ return ret;
+ }
+
init_completion(&priv->completion);
platform_set_drvdata(pdev, priv);
/* get the initial state from firmware */
- ret = rsu_send_msg(priv, COMMAND_RSU_STATUS,
- 0, rsu_status_callback);
+ ret = rsu_send_async_msg(dev, priv, COMMAND_RSU_STATUS, 0,
+ rsu_async_status_callback);
if (ret) {
dev_err(dev, "Error, getting RSU status %i\n", ret);
stratix10_svc_free_channel(priv->chan);
@@ -763,12 +786,6 @@ static int stratix10_rsu_probe(struct platform_device *pdev)
stratix10_svc_free_channel(priv->chan);
}
- ret = rsu_send_msg(priv, COMMAND_RSU_RETRY, 0, rsu_retry_callback);
- if (ret) {
- dev_err(dev, "Error, getting RSU retry %i\n", ret);
- stratix10_svc_free_channel(priv->chan);
- }
-
ret = rsu_send_msg(priv, COMMAND_RSU_MAX_RETRY, 0,
rsu_max_retry_callback);
if (ret) {
@@ -776,18 +793,12 @@ static int stratix10_rsu_probe(struct platform_device *pdev)
stratix10_svc_free_channel(priv->chan);
}
- priv->get_spt_response_buf =
- stratix10_svc_allocate_memory(priv->chan, RSU_GET_SPT_RESP_LEN);
- if (IS_ERR(priv->get_spt_response_buf)) {
- dev_err(dev, "failed to allocate get spt buffer\n");
- } else {
- ret = rsu_send_msg(priv, COMMAND_MBOX_SEND_CMD,
- RSU_GET_SPT_CMD, rsu_get_spt_callback);
- if (ret) {
- dev_err(dev, "Error, getting SPT table %i\n", ret);
- stratix10_svc_free_channel(priv->chan);
- }
+ ret = rsu_send_async_msg(dev, priv, COMMAND_RSU_GET_SPT_TABLE, 0,
+ rsu_async_get_spt_table_callback);
+ if (ret) {
+ dev_err(dev, "Error, getting SPT table %i\n", ret);
+ stratix10_svc_free_channel(priv->chan);
}
return ret;
diff --git a/drivers/firmware/stratix10-svc.c b/drivers/firmware/stratix10-svc.c
index e3f990d888d7..515b948ff320 100644
--- a/drivers/firmware/stratix10-svc.c
+++ b/drivers/firmware/stratix10-svc.c
@@ -1,11 +1,15 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2017-2018, Intel Corporation
+ * Copyright (C) 2025, Altera Corporation
*/
+#include <linux/atomic.h>
#include <linux/completion.h>
#include <linux/delay.h>
#include <linux/genalloc.h>
+#include <linux/hashtable.h>
+#include <linux/idr.h>
#include <linux/io.h>
#include <linux/kfifo.h>
#include <linux/kthread.h>
@@ -34,7 +38,7 @@
* timeout is set to 30 seconds (30 * 1000) at Intel Stratix10 SoC.
*/
#define SVC_NUM_DATA_IN_FIFO 32
-#define SVC_NUM_CHANNEL 3
+#define SVC_NUM_CHANNEL 4
#define FPGA_CONFIG_DATA_CLAIM_TIMEOUT_MS 200
#define FPGA_CONFIG_STATUS_TIMEOUT_SEC 30
#define BYTE_TO_WORD_SIZE 4
@@ -43,6 +47,55 @@
#define STRATIX10_RSU "stratix10-rsu"
#define INTEL_FCS "intel-fcs"
+/* Maximum number of SDM client IDs. */
+#define MAX_SDM_CLIENT_IDS 16
+/* Client ID for SIP Service Version 1. */
+#define SIP_SVC_V1_CLIENT_ID 0x1
+/* Maximum number of SDM job IDs. */
+#define MAX_SDM_JOB_IDS 16
+/* Number of bits used for asynchronous transaction hashing. */
+#define ASYNC_TRX_HASH_BITS 3
+/*
+ * Total number of transaction IDs, which is a combination of
+ * client ID and job ID.
+ */
+#define TOTAL_TRANSACTION_IDS \
+ (MAX_SDM_CLIENT_IDS * MAX_SDM_JOB_IDS)
+
+/* Minimum major version of the ATF for Asynchronous transactions. */
+#define ASYNC_ATF_MINIMUM_MAJOR_VERSION 0x3
+/* Minimum minor version of the ATF for Asynchronous transactions.*/
+#define ASYNC_ATF_MINIMUM_MINOR_VERSION 0x0
+
+/* Job ID field in the transaction ID */
+#define STRATIX10_JOB_FIELD GENMASK(3, 0)
+/* Client ID field in the transaction ID */
+#define STRATIX10_CLIENT_FIELD GENMASK(7, 4)
+/* Transaction ID mask for Stratix10 service layer */
+#define STRATIX10_TRANS_ID_FIELD GENMASK(7, 0)
+
+/* Macro to extract the job ID from a transaction ID. */
+#define STRATIX10_GET_JOBID(transaction_id) \
+ (FIELD_GET(STRATIX10_JOB_FIELD, transaction_id))
+/* Macro to set the job ID in a transaction ID. */
+#define STRATIX10_SET_JOBID(jobid) \
+ (FIELD_PREP(STRATIX10_JOB_FIELD, jobid))
+/* Macro to set the client ID in a transaction ID. */
+#define STRATIX10_SET_CLIENTID(clientid) \
+ (FIELD_PREP(STRATIX10_CLIENT_FIELD, clientid))
+/* Macro to set a transaction ID using a client ID and a job ID. */
+#define STRATIX10_SET_TRANSACTIONID(clientid, jobid) \
+ (STRATIX10_SET_CLIENTID(clientid) | STRATIX10_SET_JOBID(jobid))
+/* Macro to set a transaction ID for SIP SMC Async transactions */
+#define STRATIX10_SIP_SMC_SET_TRANSACTIONID_X1(transaction_id) \
+ (FIELD_PREP(STRATIX10_TRANS_ID_FIELD, transaction_id))
+
+/* 10-bit mask for extracting the SDM status code */
+#define STRATIX10_SDM_STATUS_MASK GENMASK(9, 0)
+/* Macro to get the SDM mailbox error status */
+#define STRATIX10_GET_SDM_STATUS_CODE(status) \
+ (FIELD_GET(STRATIX10_SDM_STATUS_MASK, status))
+
typedef void (svc_invoke_fn)(unsigned long, unsigned long, unsigned long,
unsigned long, unsigned long, unsigned long,
unsigned long, unsigned long,
@@ -52,6 +105,7 @@ struct stratix10_svc_chan;
/**
* struct stratix10_svc - svc private data
* @stratix10_svc_rsu: pointer to stratix10 RSU device
+ * @intel_svc_fcs: pointer to the FCS device
*/
struct stratix10_svc {
struct platform_device *stratix10_svc_rsu;
@@ -63,7 +117,7 @@ struct stratix10_svc {
* @sync_complete: state for a completion
* @addr: physical address of shared memory block
* @size: size of shared memory block
- * @invoke_fn: function to issue secure monitor or hypervisor call
+ * @invoke_fn: service clients to handle secure monitor or hypervisor calls
*
* This struct is used to save physical address and size of shared memory
* block. The shared memory blocked is allocated by secure monitor software
@@ -122,6 +176,74 @@ struct stratix10_svc_data {
};
/**
+ * struct stratix10_svc_async_handler - Asynchronous handler for Stratix10
+ * service layer
+ * @transaction_id: Unique identifier for the transaction
+ * @achan: Pointer to the asynchronous channel structure
+ * @cb_arg: Argument to be passed to the callback function
+ * @cb: Callback function to be called upon completion
+ * @msg: Pointer to the client message structure
+ * @next: Node in the hash list
+ * @res: Response structure to store result from the secure firmware
+ *
+ * This structure is used to handle asynchronous transactions in the
+ * Stratix10 service layer. It maintains the necessary information
+ * for processing and completing asynchronous requests.
+ */
+
+struct stratix10_svc_async_handler {
+ u8 transaction_id;
+ struct stratix10_async_chan *achan;
+ void *cb_arg;
+ async_callback_t cb;
+ struct stratix10_svc_client_msg *msg;
+ struct hlist_node next;
+ struct arm_smccc_1_2_regs res;
+};
+
+/**
+ * struct stratix10_async_chan - Structure representing an asynchronous channel
+ * @async_client_id: Unique client identifier for the asynchronous operation
+ * @job_id_pool: Pointer to the job ID pool associated with this channel
+ */
+
+struct stratix10_async_chan {
+ unsigned long async_client_id;
+ struct ida job_id_pool;
+};
+
+/**
+ * struct stratix10_async_ctrl - Control structure for Stratix10
+ * asynchronous operations
+ * @initialized: Flag indicating whether the control structure has
+ * been initialized
+ * @invoke_fn: Function pointer for invoking Stratix10 service calls
+ * to EL3 secure firmware
+ * @async_id_pool: Pointer to the ID pool used for asynchronous
+ * operations
+ * @common_achan_refcount: Atomic reference count for the common
+ * asynchronous channel usage
+ * @common_async_chan: Pointer to the common asynchronous channel
+ * structure
+ * @trx_list_lock: Spinlock for protecting the transaction list
+ * operations
+ * @trx_list: Hash table for managing asynchronous transactions
+ */
+
+struct stratix10_async_ctrl {
+ bool initialized;
+ void (*invoke_fn)(struct stratix10_async_ctrl *actrl,
+ const struct arm_smccc_1_2_regs *args,
+ struct arm_smccc_1_2_regs *res);
+ struct ida async_id_pool;
+ atomic_t common_achan_refcount;
+ struct stratix10_async_chan *common_async_chan;
+ /* spinlock to protect trx_list hash table */
+ spinlock_t trx_list_lock;
+ DECLARE_HASHTABLE(trx_list, ASYNC_TRX_HASH_BITS);
+};
+
+/**
* struct stratix10_svc_controller - service controller
* @dev: device
* @chans: array of service channels
@@ -134,6 +256,8 @@ struct stratix10_svc_data {
* @complete_status: state for completion
* @svc_fifo_lock: protect access to service message data queue
* @invoke_fn: function to issue secure monitor call or hypervisor call
+ * @svc: manages the list of client svc drivers
+ * @actrl: async control structure
*
* This struct is used to create communication channels for service clients, to
* handle secure monitor or hypervisor call.
@@ -150,6 +274,8 @@ struct stratix10_svc_controller {
struct completion complete_status;
spinlock_t svc_fifo_lock;
svc_invoke_fn *invoke_fn;
+ struct stratix10_svc *svc;
+ struct stratix10_async_ctrl actrl;
};
/**
@@ -158,20 +284,28 @@ struct stratix10_svc_controller {
* @scl: pointer to service client which owns the channel
* @name: service client name associated with the channel
* @lock: protect access to the channel
+ * @async_chan: reference to asynchronous channel object for this channel
*
- * This struct is used by service client to communicate with service layer, each
- * service client has its own channel created by service controller.
+ * This struct is used by service client to communicate with service layer.
+ * Each service client has its own channel created by service controller.
*/
struct stratix10_svc_chan {
struct stratix10_svc_controller *ctrl;
struct stratix10_svc_client *scl;
char *name;
spinlock_t lock;
+ struct stratix10_async_chan *async_chan;
};
static LIST_HEAD(svc_ctrl);
static LIST_HEAD(svc_data_mem);
+/*
+ * svc_mem_lock protects access to the svc_data_mem list for
+ * concurrent multi-client operations
+ */
+static DEFINE_MUTEX(svc_mem_lock);
+
/**
* svc_pa_to_va() - translate physical address to virtual address
* @addr: to be translated physical address
@@ -184,6 +318,7 @@ static void *svc_pa_to_va(unsigned long addr)
struct stratix10_svc_data_mem *pmem;
pr_debug("claim back P-addr=0x%016x\n", (unsigned int)addr);
+ guard(mutex)(&svc_mem_lock);
list_for_each_entry(pmem, &svc_data_mem, node)
if (pmem->paddr == addr)
return pmem->vaddr;
@@ -341,6 +476,8 @@ static void svc_thread_recv_status_ok(struct stratix10_svc_data *p_data,
case COMMAND_RSU_MAX_RETRY:
case COMMAND_RSU_DCMF_STATUS:
case COMMAND_FIRMWARE_VERSION:
+ case COMMAND_HWMON_READTEMP:
+ case COMMAND_HWMON_READVOLT:
cb_data->status = BIT(SVC_STATUS_OK);
cb_data->kaddr1 = &res.a1;
break;
@@ -525,7 +662,17 @@ static int svc_normal_to_secure_thread(void *data)
a1 = (unsigned long)pdata->paddr;
a2 = 0;
break;
-
+ /* for HWMON */
+ case COMMAND_HWMON_READTEMP:
+ a0 = INTEL_SIP_SMC_HWMON_READTEMP;
+ a1 = pdata->arg[0];
+ a2 = 0;
+ break;
+ case COMMAND_HWMON_READVOLT:
+ a0 = INTEL_SIP_SMC_HWMON_READVOLT;
+ a1 = pdata->arg[0];
+ a2 = 0;
+ break;
/* for polling */
case COMMAND_POLL_SERVICE_STATUS:
a0 = INTEL_SIP_SMC_SERVICE_COMPLETED;
@@ -923,6 +1070,591 @@ struct stratix10_svc_chan *stratix10_svc_request_channel_byname(
EXPORT_SYMBOL_GPL(stratix10_svc_request_channel_byname);
/**
+ * stratix10_svc_add_async_client - Add an asynchronous client to the
+ * Stratix10 service channel.
+ * @chan: Pointer to the Stratix10 service channel structure.
+ * @use_unique_clientid: Boolean flag indicating whether to use a
+ * unique client ID.
+ *
+ * This function adds an asynchronous client to the specified
+ * Stratix10 service channel. If the `use_unique_clientid` flag is
+ * set to true, a unique client ID is allocated for the asynchronous
+ * channel. Otherwise, a common asynchronous channel is used.
+ *
+ * Return: 0 on success, or a negative error code on failure:
+ * -EINVAL if the channel is NULL or the async controller is
+ * not initialized.
+ * -EALREADY if the async channel is already allocated.
+ * -ENOMEM if memory allocation fails.
+ * Other negative values if ID allocation fails.
+ */
+int stratix10_svc_add_async_client(struct stratix10_svc_chan *chan,
+ bool use_unique_clientid)
+{
+ struct stratix10_svc_controller *ctrl;
+ struct stratix10_async_ctrl *actrl;
+ struct stratix10_async_chan *achan;
+ int ret = 0;
+
+ if (!chan)
+ return -EINVAL;
+
+ ctrl = chan->ctrl;
+ actrl = &ctrl->actrl;
+
+ if (!actrl->initialized) {
+ dev_err(ctrl->dev, "Async controller not initialized\n");
+ return -EINVAL;
+ }
+
+ if (chan->async_chan) {
+ dev_err(ctrl->dev, "async channel already allocated\n");
+ return -EALREADY;
+ }
+
+ if (use_unique_clientid &&
+ atomic_read(&actrl->common_achan_refcount) > 0) {
+ chan->async_chan = actrl->common_async_chan;
+ atomic_inc(&actrl->common_achan_refcount);
+ return 0;
+ }
+
+ achan = kzalloc(sizeof(*achan), GFP_KERNEL);
+ if (!achan)
+ return -ENOMEM;
+
+ ida_init(&achan->job_id_pool);
+
+ ret = ida_alloc_max(&actrl->async_id_pool, MAX_SDM_CLIENT_IDS,
+ GFP_KERNEL);
+ if (ret < 0) {
+ dev_err(ctrl->dev,
+ "Failed to allocate async client id\n");
+ ida_destroy(&achan->job_id_pool);
+ kfree(achan);
+ return ret;
+ }
+
+ achan->async_client_id = ret;
+ chan->async_chan = achan;
+
+ if (use_unique_clientid &&
+ atomic_read(&actrl->common_achan_refcount) == 0) {
+ actrl->common_async_chan = achan;
+ atomic_inc(&actrl->common_achan_refcount);
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(stratix10_svc_add_async_client);
+
+/**
+ * stratix10_svc_remove_async_client - Remove an asynchronous client
+ * from the Stratix10 service
+ * channel.
+ * @chan: Pointer to the Stratix10 service channel structure.
+ *
+ * This function removes an asynchronous client associated with the
+ * given service channel. It checks if the channel and the
+ * asynchronous channel are valid, and then proceeds to decrement
+ * the reference count for the common asynchronous channel if
+ * applicable. If the reference count reaches zero, it destroys the
+ * job ID pool and deallocates the asynchronous client ID. For
+ * non-common asynchronous channels, it directly destroys the job ID
+ * pool, deallocates the asynchronous client ID, and frees the
+ * memory allocated for the asynchronous channel.
+ *
+ * Return: 0 on success, -EINVAL if the channel or asynchronous
+ * channel is invalid.
+ */
+int stratix10_svc_remove_async_client(struct stratix10_svc_chan *chan)
+{
+ struct stratix10_svc_controller *ctrl;
+ struct stratix10_async_ctrl *actrl;
+ struct stratix10_async_chan *achan;
+
+ if (!chan)
+ return -EINVAL;
+
+ ctrl = chan->ctrl;
+ actrl = &ctrl->actrl;
+ achan = chan->async_chan;
+
+ if (!achan) {
+ dev_err(ctrl->dev, "async channel not allocated\n");
+ return -EINVAL;
+ }
+
+ if (achan == actrl->common_async_chan) {
+ atomic_dec(&actrl->common_achan_refcount);
+ if (atomic_read(&actrl->common_achan_refcount) == 0) {
+ ida_destroy(&achan->job_id_pool);
+ ida_free(&actrl->async_id_pool,
+ achan->async_client_id);
+ kfree(achan);
+ actrl->common_async_chan = NULL;
+ }
+ } else {
+ ida_destroy(&achan->job_id_pool);
+ ida_free(&actrl->async_id_pool, achan->async_client_id);
+ kfree(achan);
+ }
+ chan->async_chan = NULL;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(stratix10_svc_remove_async_client);
+
+/**
+ * stratix10_svc_async_send - Send an asynchronous message to the
+ * Stratix10 service
+ * @chan: Pointer to the service channel structure
+ * @msg: Pointer to the message to be sent
+ * @handler: Pointer to the handler for the asynchronous message
+ * used by caller for later reference.
+ * @cb: Callback function to be called upon completion
+ * @cb_arg: Argument to be passed to the callback function
+ *
+ * This function sends an asynchronous message to the SDM mailbox in
+ * EL3 secure firmware. It performs various checks and setups,
+ * including allocating a job ID, setting up the transaction ID and
+ * packaging it to El3 firmware. The function handles different
+ * commands by setting up the appropriate arguments for the SMC call.
+ * If the SMC call is successful, the handler is set up and the
+ * function returns 0. If the SMC call fails, appropriate error
+ * handling is performed along with cleanup of resources.
+ *
+ * Return: 0 on success, -EINVAL for invalid argument, -ENOMEM if
+ * memory is not available, -EAGAIN if EL3 firmware is busy, -EBADF
+ * if the message is rejected by EL3 firmware and -EIO on other
+ * errors from EL3 firmware.
+ */
+int stratix10_svc_async_send(struct stratix10_svc_chan *chan, void *msg,
+ void **handler, async_callback_t cb, void *cb_arg)
+{
+ struct arm_smccc_1_2_regs args = { 0 }, res = { 0 };
+ struct stratix10_svc_async_handler *handle = NULL;
+ struct stratix10_svc_client_msg *p_msg =
+ (struct stratix10_svc_client_msg *)msg;
+ struct stratix10_svc_controller *ctrl;
+ struct stratix10_async_ctrl *actrl;
+ struct stratix10_async_chan *achan;
+ int ret = 0;
+
+ if (!chan || !msg || !handler)
+ return -EINVAL;
+
+ achan = chan->async_chan;
+ ctrl = chan->ctrl;
+ actrl = &ctrl->actrl;
+
+ if (!actrl->initialized) {
+ dev_err(ctrl->dev, "Async controller not initialized\n");
+ return -EINVAL;
+ }
+
+ if (!achan) {
+ dev_err(ctrl->dev, "Async channel not allocated\n");
+ return -EINVAL;
+ }
+
+ handle = kzalloc(sizeof(*handle), GFP_KERNEL);
+ if (!handle)
+ return -ENOMEM;
+
+ ret = ida_alloc_max(&achan->job_id_pool, MAX_SDM_JOB_IDS,
+ GFP_KERNEL);
+ if (ret < 0) {
+ dev_err(ctrl->dev, "Failed to allocate job id\n");
+ kfree(handle);
+ return -ENOMEM;
+ }
+
+ handle->transaction_id =
+ STRATIX10_SET_TRANSACTIONID(achan->async_client_id, ret);
+ handle->cb = cb;
+ handle->msg = p_msg;
+ handle->cb_arg = cb_arg;
+ handle->achan = achan;
+
+ /*set the transaction jobid in args.a1*/
+ args.a1 =
+ STRATIX10_SIP_SMC_SET_TRANSACTIONID_X1(handle->transaction_id);
+
+ switch (p_msg->command) {
+ case COMMAND_RSU_GET_SPT_TABLE:
+ args.a0 = INTEL_SIP_SMC_ASYNC_RSU_GET_SPT;
+ break;
+ case COMMAND_RSU_STATUS:
+ args.a0 = INTEL_SIP_SMC_ASYNC_RSU_GET_ERROR_STATUS;
+ break;
+ case COMMAND_RSU_NOTIFY:
+ args.a0 = INTEL_SIP_SMC_ASYNC_RSU_NOTIFY;
+ args.a2 = p_msg->arg[0];
+ break;
+ default:
+ dev_err(ctrl->dev, "Invalid command ,%d\n", p_msg->command);
+ ret = -EINVAL;
+ goto deallocate_id;
+ }
+
+ /**
+ * There is a chance that during the execution of async_send()
+ * in one core, an interrupt might be received in another core;
+ * to mitigate this we are adding the handle to the DB and then
+ * send the smc call. If the smc call is rejected or busy then
+ * we will deallocate the handle for the client to retry again.
+ */
+ scoped_guard(spinlock_bh, &actrl->trx_list_lock) {
+ hash_add(actrl->trx_list, &handle->next,
+ handle->transaction_id);
+ }
+
+ actrl->invoke_fn(actrl, &args, &res);
+
+ switch (res.a0) {
+ case INTEL_SIP_SMC_STATUS_OK:
+ dev_dbg(ctrl->dev,
+ "Async message sent with transaction_id 0x%02x\n",
+ handle->transaction_id);
+ *handler = handle;
+ return 0;
+ case INTEL_SIP_SMC_STATUS_BUSY:
+ dev_warn(ctrl->dev, "Mailbox is busy, try after some time\n");
+ ret = -EAGAIN;
+ break;
+ case INTEL_SIP_SMC_STATUS_REJECTED:
+ dev_err(ctrl->dev, "Async message rejected\n");
+ ret = -EBADF;
+ break;
+ default:
+ dev_err(ctrl->dev,
+ "Failed to send async message ,got status as %ld\n",
+ res.a0);
+ ret = -EIO;
+ }
+
+ scoped_guard(spinlock_bh, &actrl->trx_list_lock) {
+ hash_del(&handle->next);
+ }
+
+deallocate_id:
+ ida_free(&achan->job_id_pool,
+ STRATIX10_GET_JOBID(handle->transaction_id));
+ kfree(handle);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(stratix10_svc_async_send);
+
+/**
+ * stratix10_svc_async_prepare_response - Prepare the response data for
+ * an asynchronous transaction.
+ * @chan: Pointer to the service channel structure.
+ * @handle: Pointer to the asynchronous handler structure.
+ * @data: Pointer to the callback data structure.
+ *
+ * This function prepares the response data for an asynchronous transaction. It
+ * extracts the response data from the SMC response structure and stores it in
+ * the callback data structure. The function also logs the completion of the
+ * asynchronous transaction.
+ *
+ * Return: 0 on success, -ENOENT if the command is invalid
+ */
+static int stratix10_svc_async_prepare_response(struct stratix10_svc_chan *chan,
+ struct stratix10_svc_async_handler *handle,
+ struct stratix10_svc_cb_data *data)
+{
+ struct stratix10_svc_client_msg *p_msg =
+ (struct stratix10_svc_client_msg *)handle->msg;
+ struct stratix10_svc_controller *ctrl = chan->ctrl;
+
+ data->status = STRATIX10_GET_SDM_STATUS_CODE(handle->res.a1);
+
+ switch (p_msg->command) {
+ case COMMAND_RSU_NOTIFY:
+ break;
+ case COMMAND_RSU_GET_SPT_TABLE:
+ data->kaddr1 = (void *)&handle->res.a2;
+ data->kaddr2 = (void *)&handle->res.a3;
+ break;
+ case COMMAND_RSU_STATUS:
+ /* COMMAND_RSU_STATUS has more elements than the cb_data
+ * can acomodate, so passing the response structure to the
+ * response function to be handled before done command is
+ * executed by the client.
+ */
+ data->kaddr1 = (void *)&handle->res;
+ break;
+
+ default:
+ dev_alert(ctrl->dev, "Invalid command\n ,%d", p_msg->command);
+ return -ENOENT;
+ }
+ dev_dbg(ctrl->dev, "Async message completed transaction_id 0x%02x\n",
+ handle->transaction_id);
+ return 0;
+}
+
+/**
+ * stratix10_svc_async_poll - Polls the status of an asynchronous
+ * transaction.
+ * @chan: Pointer to the service channel structure.
+ * @tx_handle: Handle to the transaction being polled.
+ * @data: Pointer to the callback data structure.
+ *
+ * This function polls the status of an asynchronous transaction
+ * identified by the given transaction handle. It ensures that the
+ * necessary structures are initialized and valid before proceeding
+ * with the poll operation. The function sets up the necessary
+ * arguments for the SMC call, invokes the call, and prepares the
+ * response data if the call is successful. If the call fails, the
+ * function returns the error mapped to the SVC status error.
+ *
+ * Return: 0 on success, -EINVAL if any input parameter is invalid,
+ * -EAGAIN if the transaction is still in progress,
+ * -EPERM if the command is invalid, or other negative
+ * error codes on failure.
+ */
+int stratix10_svc_async_poll(struct stratix10_svc_chan *chan,
+ void *tx_handle,
+ struct stratix10_svc_cb_data *data)
+{
+ struct stratix10_svc_async_handler *handle;
+ struct arm_smccc_1_2_regs args = { 0 };
+ struct stratix10_svc_controller *ctrl;
+ struct stratix10_async_ctrl *actrl;
+ struct stratix10_async_chan *achan;
+ int ret;
+
+ if (!chan || !tx_handle || !data)
+ return -EINVAL;
+
+ ctrl = chan->ctrl;
+ actrl = &ctrl->actrl;
+ achan = chan->async_chan;
+
+ if (!achan) {
+ dev_err(ctrl->dev, "Async channel not allocated\n");
+ return -EINVAL;
+ }
+
+ handle = (struct stratix10_svc_async_handler *)tx_handle;
+ scoped_guard(spinlock_bh, &actrl->trx_list_lock) {
+ if (!hash_hashed(&handle->next)) {
+ dev_err(ctrl->dev, "Invalid transaction handler");
+ return -EINVAL;
+ }
+ }
+
+ args.a0 = INTEL_SIP_SMC_ASYNC_POLL;
+ args.a1 =
+ STRATIX10_SIP_SMC_SET_TRANSACTIONID_X1(handle->transaction_id);
+
+ actrl->invoke_fn(actrl, &args, &handle->res);
+
+ /*clear data for response*/
+ memset(data, 0, sizeof(*data));
+
+ if (handle->res.a0 == INTEL_SIP_SMC_STATUS_OK) {
+ ret = stratix10_svc_async_prepare_response(chan, handle, data);
+ if (ret) {
+ dev_err(ctrl->dev, "Error in preparation of response,%d\n", ret);
+ WARN_ON_ONCE(1);
+ }
+ return 0;
+ } else if (handle->res.a0 == INTEL_SIP_SMC_STATUS_BUSY) {
+ dev_dbg(ctrl->dev, "async message is still in progress\n");
+ return -EAGAIN;
+ }
+
+ dev_err(ctrl->dev,
+ "Failed to poll async message ,got status as %ld\n",
+ handle->res.a0);
+ return -EINVAL;
+}
+EXPORT_SYMBOL_GPL(stratix10_svc_async_poll);
+
+/**
+ * stratix10_svc_async_done - Completes an asynchronous transaction.
+ * @chan: Pointer to the service channel structure.
+ * @tx_handle: Handle to the transaction being completed.
+ *
+ * This function completes an asynchronous transaction identified by
+ * the given transaction handle. It ensures that the necessary
+ * structures are initialized and valid before proceeding with the
+ * completion operation. The function deallocates the transaction ID,
+ * frees the memory allocated for the handler, and removes the handler
+ * from the transaction list.
+ *
+ * Return: 0 on success, -EINVAL if any input parameter is invalid,
+ * or other negative error codes on failure.
+ */
+int stratix10_svc_async_done(struct stratix10_svc_chan *chan, void *tx_handle)
+{
+ struct stratix10_svc_async_handler *handle;
+ struct stratix10_svc_controller *ctrl;
+ struct stratix10_async_chan *achan;
+ struct stratix10_async_ctrl *actrl;
+
+ if (!chan || !tx_handle)
+ return -EINVAL;
+
+ ctrl = chan->ctrl;
+ achan = chan->async_chan;
+ actrl = &ctrl->actrl;
+
+ if (!achan) {
+ dev_err(ctrl->dev, "async channel not allocated\n");
+ return -EINVAL;
+ }
+
+ handle = (struct stratix10_svc_async_handler *)tx_handle;
+ scoped_guard(spinlock_bh, &actrl->trx_list_lock) {
+ if (!hash_hashed(&handle->next)) {
+ dev_err(ctrl->dev, "Invalid transaction handle");
+ return -EINVAL;
+ }
+ hash_del(&handle->next);
+ }
+ ida_free(&achan->job_id_pool,
+ STRATIX10_GET_JOBID(handle->transaction_id));
+ kfree(handle);
+ return 0;
+}
+EXPORT_SYMBOL_GPL(stratix10_svc_async_done);
+
+static inline void stratix10_smc_1_2(struct stratix10_async_ctrl *actrl,
+ const struct arm_smccc_1_2_regs *args,
+ struct arm_smccc_1_2_regs *res)
+{
+ arm_smccc_1_2_smc(args, res);
+}
+
+/**
+ * stratix10_svc_async_init - Initialize the Stratix10 service
+ * controller for asynchronous operations.
+ * @controller: Pointer to the Stratix10 service controller structure.
+ *
+ * This function initializes the asynchronous service controller by
+ * setting up the necessary data structures and initializing the
+ * transaction list.
+ *
+ * Return: 0 on success, -EINVAL if the controller is NULL or already
+ * initialized, -ENOMEM if memory allocation fails,
+ * -EADDRINUSE if the client ID is already reserved, or other
+ * negative error codes on failure.
+ */
+static int stratix10_svc_async_init(struct stratix10_svc_controller *controller)
+{
+ struct stratix10_async_ctrl *actrl;
+ struct arm_smccc_res res;
+ struct device *dev;
+ int ret;
+
+ if (!controller)
+ return -EINVAL;
+
+ actrl = &controller->actrl;
+
+ if (actrl->initialized)
+ return -EINVAL;
+
+ dev = controller->dev;
+
+ controller->invoke_fn(INTEL_SIP_SMC_SVC_VERSION, 0, 0, 0, 0, 0, 0, 0, &res);
+ if (res.a0 != INTEL_SIP_SMC_STATUS_OK ||
+ !(res.a1 > ASYNC_ATF_MINIMUM_MAJOR_VERSION ||
+ (res.a1 == ASYNC_ATF_MINIMUM_MAJOR_VERSION &&
+ res.a2 >= ASYNC_ATF_MINIMUM_MINOR_VERSION))) {
+ dev_err(dev,
+ "Intel Service Layer Driver: ATF version is not compatible for async operation\n");
+ return -EINVAL;
+ }
+
+ actrl->invoke_fn = stratix10_smc_1_2;
+
+ ida_init(&actrl->async_id_pool);
+
+ /**
+ * SIP_SVC_V1_CLIENT_ID is used by V1/stratix10_svc_send() clients
+ * for communicating with SDM synchronously. We need to restrict
+ * this in V3/stratix10_svc_async_send() usage to distinguish
+ * between V1 and V3 messages in El3 firmware.
+ */
+ ret = ida_alloc_range(&actrl->async_id_pool, SIP_SVC_V1_CLIENT_ID,
+ SIP_SVC_V1_CLIENT_ID, GFP_KERNEL);
+ if (ret < 0) {
+ dev_err(dev,
+ "Intel Service Layer Driver: Error on reserving SIP_SVC_V1_CLIENT_ID\n");
+ ida_destroy(&actrl->async_id_pool);
+ actrl->invoke_fn = NULL;
+ return -EADDRINUSE;
+ }
+
+ spin_lock_init(&actrl->trx_list_lock);
+ hash_init(actrl->trx_list);
+ atomic_set(&actrl->common_achan_refcount, 0);
+
+ actrl->initialized = true;
+ return 0;
+}
+
+/**
+ * stratix10_svc_async_exit - Clean up and exit the asynchronous
+ * service controller
+ * @ctrl: Pointer to the stratix10_svc_controller structure
+ *
+ * This function performs the necessary cleanup for the asynchronous
+ * service controller. It checks if the controller is valid and if it
+ * has been initialized. It then locks the transaction list and safely
+ * removes and deallocates each handler in the list. The function also
+ * removes any asynchronous clients associated with the controller's
+ * channels and destroys the asynchronous ID pool. Finally, it resets
+ * the asynchronous ID pool and invoke function pointers to NULL.
+ *
+ * Return: 0 on success, -EINVAL if the controller is invalid or not
+ * initialized.
+ */
+static int stratix10_svc_async_exit(struct stratix10_svc_controller *ctrl)
+{
+ struct stratix10_svc_async_handler *handler;
+ struct stratix10_async_ctrl *actrl;
+ struct hlist_node *tmp;
+ int i;
+
+ if (!ctrl)
+ return -EINVAL;
+
+ actrl = &ctrl->actrl;
+
+ if (!actrl->initialized)
+ return -EINVAL;
+
+ actrl->initialized = false;
+
+ scoped_guard(spinlock_bh, &actrl->trx_list_lock) {
+ hash_for_each_safe(actrl->trx_list, i, tmp, handler, next) {
+ ida_free(&handler->achan->job_id_pool,
+ STRATIX10_GET_JOBID(handler->transaction_id));
+ hash_del(&handler->next);
+ kfree(handler);
+ }
+ }
+
+ for (i = 0; i < SVC_NUM_CHANNEL; i++) {
+ if (ctrl->chans[i].async_chan) {
+ stratix10_svc_remove_async_client(&ctrl->chans[i]);
+ ctrl->chans[i].async_chan = NULL;
+ }
+ }
+
+ ida_destroy(&actrl->async_id_pool);
+ actrl->invoke_fn = NULL;
+
+ return 0;
+}
+
+/**
* stratix10_svc_free_channel() - free service channel
* @chan: service channel to be freed
*
@@ -990,6 +1722,7 @@ int stratix10_svc_send(struct stratix10_svc_chan *chan, void *msg)
p_data->flag = ct->flags;
}
} else {
+ guard(mutex)(&svc_mem_lock);
list_for_each_entry(p_mem, &svc_data_mem, node)
if (p_mem->vaddr == p_msg->payload) {
p_data->paddr = p_mem->paddr;
@@ -1072,6 +1805,7 @@ void *stratix10_svc_allocate_memory(struct stratix10_svc_chan *chan,
if (!pmem)
return ERR_PTR(-ENOMEM);
+ guard(mutex)(&svc_mem_lock);
va = gen_pool_alloc(genpool, s);
if (!va)
return ERR_PTR(-ENOMEM);
@@ -1100,6 +1834,7 @@ EXPORT_SYMBOL_GPL(stratix10_svc_allocate_memory);
void stratix10_svc_free_memory(struct stratix10_svc_chan *chan, void *kaddr)
{
struct stratix10_svc_data_mem *pmem;
+ guard(mutex)(&svc_mem_lock);
list_for_each_entry(pmem, &svc_data_mem, node)
if (pmem->vaddr == kaddr) {
@@ -1174,11 +1909,18 @@ static int stratix10_svc_drv_probe(struct platform_device *pdev)
controller->invoke_fn = invoke_fn;
init_completion(&controller->complete_status);
+ ret = stratix10_svc_async_init(controller);
+ if (ret) {
+ dev_dbg(dev, "Intel Service Layer Driver: Error on stratix10_svc_async_init %d\n",
+ ret);
+ goto err_destroy_pool;
+ }
+
fifo_size = sizeof(struct stratix10_svc_data) * SVC_NUM_DATA_IN_FIFO;
ret = kfifo_alloc(&controller->svc_fifo, fifo_size, GFP_KERNEL);
if (ret) {
dev_err(dev, "failed to allocate FIFO\n");
- goto err_destroy_pool;
+ goto err_async_exit;
}
spin_lock_init(&controller->svc_fifo_lock);
@@ -1197,6 +1939,11 @@ static int stratix10_svc_drv_probe(struct platform_device *pdev)
chans[2].name = SVC_CLIENT_FCS;
spin_lock_init(&chans[2].lock);
+ chans[3].scl = NULL;
+ chans[3].ctrl = controller;
+ chans[3].name = SVC_CLIENT_HWMON;
+ spin_lock_init(&chans[3].lock);
+
list_add_tail(&controller->node, &svc_ctrl);
platform_set_drvdata(pdev, controller);
@@ -1206,6 +1953,7 @@ static int stratix10_svc_drv_probe(struct platform_device *pdev)
ret = -ENOMEM;
goto err_free_kfifo;
}
+ controller->svc = svc;
svc->stratix10_svc_rsu = platform_device_alloc(STRATIX10_RSU, 0);
if (!svc->stratix10_svc_rsu) {
@@ -1237,8 +1985,6 @@ static int stratix10_svc_drv_probe(struct platform_device *pdev)
if (ret)
goto err_unregister_fcs_dev;
- dev_set_drvdata(dev, svc);
-
pr_info("Intel Service Layer Driver Initialized\n");
return 0;
@@ -1249,6 +1995,8 @@ err_unregister_rsu_dev:
platform_device_unregister(svc->stratix10_svc_rsu);
err_free_kfifo:
kfifo_free(&controller->svc_fifo);
+err_async_exit:
+ stratix10_svc_async_exit(controller);
err_destroy_pool:
gen_pool_destroy(genpool);
return ret;
@@ -1256,8 +2004,10 @@ err_destroy_pool:
static void stratix10_svc_drv_remove(struct platform_device *pdev)
{
- struct stratix10_svc *svc = dev_get_drvdata(&pdev->dev);
struct stratix10_svc_controller *ctrl = platform_get_drvdata(pdev);
+ struct stratix10_svc *svc = ctrl->svc;
+
+ stratix10_svc_async_exit(ctrl);
of_platform_depopulate(ctrl->dev);
diff --git a/drivers/firmware/tegra/bpmp-tegra186.c b/drivers/firmware/tegra/bpmp-tegra186.c
index 7cfc5fdfa49d..64863db7a715 100644
--- a/drivers/firmware/tegra/bpmp-tegra186.c
+++ b/drivers/firmware/tegra/bpmp-tegra186.c
@@ -198,7 +198,10 @@ static int tegra186_bpmp_dram_init(struct tegra_bpmp *bpmp)
err = of_reserved_mem_region_to_resource(bpmp->dev->of_node, 0, &res);
if (err < 0) {
- dev_warn(bpmp->dev, "failed to parse memory region: %d\n", err);
+ if (err != -ENODEV)
+ dev_warn(bpmp->dev,
+ "failed to parse memory region: %d\n", err);
+
return err;
}
diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index ae5fd1936ad3..e027a2bd8f26 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -398,6 +398,9 @@ static void ti_sci_put_one_xfer(struct ti_sci_xfers_info *minfo,
static inline int ti_sci_do_xfer(struct ti_sci_info *info,
struct ti_sci_xfer *xfer)
{
+ struct ti_sci_msg_hdr *hdr = (struct ti_sci_msg_hdr *)xfer->tx_message.buf;
+ bool response_expected = !!(hdr->flags & (TI_SCI_FLAG_REQ_ACK_ON_PROCESSED |
+ TI_SCI_FLAG_REQ_ACK_ON_RECEIVED));
int ret;
int timeout;
struct device *dev = info->dev;
@@ -409,12 +412,12 @@ static inline int ti_sci_do_xfer(struct ti_sci_info *info,
ret = 0;
- if (system_state <= SYSTEM_RUNNING) {
+ if (response_expected && system_state <= SYSTEM_RUNNING) {
/* And we wait for the response. */
timeout = msecs_to_jiffies(info->desc->max_rx_timeout_ms);
if (!wait_for_completion_timeout(&xfer->done, timeout))
ret = -ETIMEDOUT;
- } else {
+ } else if (response_expected) {
/*
* If we are !running, we cannot use wait_for_completion_timeout
* during noirq phase, so we must manually poll the completion.
@@ -1670,6 +1673,9 @@ fail:
static int ti_sci_cmd_prepare_sleep(const struct ti_sci_handle *handle, u8 mode,
u32 ctx_lo, u32 ctx_hi, u32 debug_flags)
{
+ u32 msg_flags = mode == TISCI_MSG_VALUE_SLEEP_MODE_PARTIAL_IO ?
+ TI_SCI_FLAG_REQ_GENERIC_NORESPONSE :
+ TI_SCI_FLAG_REQ_ACK_ON_PROCESSED;
struct ti_sci_info *info;
struct ti_sci_msg_req_prepare_sleep *req;
struct ti_sci_msg_hdr *resp;
@@ -1686,7 +1692,7 @@ static int ti_sci_cmd_prepare_sleep(const struct ti_sci_handle *handle, u8 mode,
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_PREPARE_SLEEP,
- TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
+ msg_flags,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
@@ -1706,11 +1712,12 @@ static int ti_sci_cmd_prepare_sleep(const struct ti_sci_handle *handle, u8 mode,
goto fail;
}
- resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
-
- if (!ti_sci_is_response_ack(resp)) {
- dev_err(dev, "Failed to prepare sleep\n");
- ret = -ENODEV;
+ if (msg_flags == TI_SCI_FLAG_REQ_ACK_ON_PROCESSED) {
+ resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
+ if (!ti_sci_is_response_ack(resp)) {
+ dev_err(dev, "Failed to prepare sleep\n");
+ ret = -ENODEV;
+ }
}
fail:
@@ -2015,6 +2022,47 @@ fail:
return ret;
}
+/**
+ * ti_sci_cmd_lpm_abort() - Abort entry to LPM by clearing selection of LPM to enter
+ * @dev: Device pointer corresponding to the SCI entity
+ *
+ * Return: 0 if all went well, else returns appropriate error value.
+ */
+static int ti_sci_cmd_lpm_abort(struct device *dev)
+{
+ struct ti_sci_info *info = dev_get_drvdata(dev);
+ struct ti_sci_msg_hdr *req;
+ struct ti_sci_msg_hdr *resp;
+ struct ti_sci_xfer *xfer;
+ int ret = 0;
+
+ xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_LPM_ABORT,
+ TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
+ sizeof(*req), sizeof(*resp));
+ if (IS_ERR(xfer)) {
+ ret = PTR_ERR(xfer);
+ dev_err(dev, "Message alloc failed(%d)\n", ret);
+ return ret;
+ }
+ req = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
+
+ ret = ti_sci_do_xfer(info, xfer);
+ if (ret) {
+ dev_err(dev, "Mbox send fail %d\n", ret);
+ goto fail;
+ }
+
+ resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
+
+ if (!ti_sci_is_response_ack(resp))
+ ret = -ENODEV;
+
+fail:
+ ti_sci_put_one_xfer(&info->minfo, xfer);
+
+ return ret;
+}
+
static int ti_sci_cmd_core_reboot(const struct ti_sci_handle *handle)
{
struct ti_sci_info *info;
@@ -3623,6 +3671,78 @@ devm_ti_sci_get_resource(const struct ti_sci_handle *handle, struct device *dev,
}
EXPORT_SYMBOL_GPL(devm_ti_sci_get_resource);
+/*
+ * Iterate all device nodes that have a wakeup-source property and check if one
+ * of the possible phandles points to a Partial-IO system state. If it
+ * does resolve the device node to an actual device and check if wakeup is
+ * enabled.
+ */
+static bool ti_sci_partial_io_wakeup_enabled(struct ti_sci_info *info)
+{
+ struct device_node *wakeup_node = NULL;
+
+ for_each_node_with_property(wakeup_node, "wakeup-source") {
+ struct of_phandle_iterator it;
+ int err;
+
+ of_for_each_phandle(&it, err, wakeup_node, "wakeup-source", NULL, 0) {
+ struct platform_device *pdev;
+ bool may_wakeup;
+
+ /*
+ * Continue if idle-state-name is not off-wake. Return
+ * value is the index of the string which should be 0 if
+ * off-wake is present.
+ */
+ if (of_property_match_string(it.node, "idle-state-name", "off-wake"))
+ continue;
+
+ pdev = of_find_device_by_node(wakeup_node);
+ if (!pdev)
+ continue;
+
+ may_wakeup = device_may_wakeup(&pdev->dev);
+ put_device(&pdev->dev);
+
+ if (may_wakeup) {
+ dev_dbg(info->dev, "%pOF identified as wakeup source for Partial-IO\n",
+ wakeup_node);
+ of_node_put(it.node);
+ of_node_put(wakeup_node);
+ return true;
+ }
+ }
+ }
+
+ return false;
+}
+
+static int ti_sci_sys_off_handler(struct sys_off_data *data)
+{
+ struct ti_sci_info *info = data->cb_data;
+ const struct ti_sci_handle *handle = &info->handle;
+ bool enter_partial_io = ti_sci_partial_io_wakeup_enabled(info);
+ int ret;
+
+ if (!enter_partial_io)
+ return NOTIFY_DONE;
+
+ dev_info(info->dev, "Entering Partial-IO because a powered wakeup-enabled device was found.\n");
+
+ ret = ti_sci_cmd_prepare_sleep(handle, TISCI_MSG_VALUE_SLEEP_MODE_PARTIAL_IO, 0, 0, 0);
+ if (ret) {
+ dev_err(info->dev,
+ "Failed to enter Partial-IO %pe, trying to do an emergency restart\n",
+ ERR_PTR(ret));
+ emergency_restart();
+ }
+
+ mdelay(5000);
+ emergency_restart();
+
+ return NOTIFY_DONE;
+}
+
static int tisci_reboot_handler(struct sys_off_data *data)
{
struct ti_sci_info *info = data->cb_data;
@@ -3665,7 +3785,7 @@ static int ti_sci_prepare_system_suspend(struct ti_sci_info *info)
}
}
-static int __maybe_unused ti_sci_suspend(struct device *dev)
+static int ti_sci_suspend(struct device *dev)
{
struct ti_sci_info *info = dev_get_drvdata(dev);
struct device *cpu_dev, *cpu_dev_max = NULL;
@@ -3705,19 +3825,21 @@ static int __maybe_unused ti_sci_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused ti_sci_suspend_noirq(struct device *dev)
+static int ti_sci_suspend_noirq(struct device *dev)
{
struct ti_sci_info *info = dev_get_drvdata(dev);
int ret = 0;
- ret = ti_sci_cmd_set_io_isolation(&info->handle, TISCI_MSG_VALUE_IO_ENABLE);
- if (ret)
- return ret;
+ if (info->fw_caps & MSG_FLAG_CAPS_IO_ISOLATION) {
+ ret = ti_sci_cmd_set_io_isolation(&info->handle, TISCI_MSG_VALUE_IO_ENABLE);
+ if (ret)
+ return ret;
+ }
return 0;
}
-static int __maybe_unused ti_sci_resume_noirq(struct device *dev)
+static int ti_sci_resume_noirq(struct device *dev)
{
struct ti_sci_info *info = dev_get_drvdata(dev);
int ret = 0;
@@ -3726,9 +3848,11 @@ static int __maybe_unused ti_sci_resume_noirq(struct device *dev)
u8 pin;
u8 mode;
- ret = ti_sci_cmd_set_io_isolation(&info->handle, TISCI_MSG_VALUE_IO_DISABLE);
- if (ret)
- return ret;
+ if (info->fw_caps & MSG_FLAG_CAPS_IO_ISOLATION) {
+ ret = ti_sci_cmd_set_io_isolation(&info->handle, TISCI_MSG_VALUE_IO_DISABLE);
+ if (ret)
+ return ret;
+ }
ret = ti_sci_msg_cmd_lpm_wake_reason(&info->handle, &source, &time, &pin, &mode);
/* Do not fail to resume on error as the wake reason is not critical */
@@ -3739,12 +3863,21 @@ static int __maybe_unused ti_sci_resume_noirq(struct device *dev)
return 0;
}
+static void ti_sci_pm_complete(struct device *dev)
+{
+ struct ti_sci_info *info = dev_get_drvdata(dev);
+
+ if (info->fw_caps & MSG_FLAG_CAPS_LPM_ABORT) {
+ if (ti_sci_cmd_lpm_abort(dev))
+ dev_err(dev, "LPM clear selection failed.\n");
+ }
+}
+
static const struct dev_pm_ops ti_sci_pm_ops = {
-#ifdef CONFIG_PM_SLEEP
- .suspend = ti_sci_suspend,
- .suspend_noirq = ti_sci_suspend_noirq,
- .resume_noirq = ti_sci_resume_noirq,
-#endif
+ .suspend = pm_sleep_ptr(ti_sci_suspend),
+ .suspend_noirq = pm_sleep_ptr(ti_sci_suspend_noirq),
+ .resume_noirq = pm_sleep_ptr(ti_sci_resume_noirq),
+ .complete = pm_sleep_ptr(ti_sci_pm_complete),
};
/* Description for K2G */
@@ -3876,10 +4009,12 @@ static int ti_sci_probe(struct platform_device *pdev)
}
ti_sci_msg_cmd_query_fw_caps(&info->handle, &info->fw_caps);
- dev_dbg(dev, "Detected firmware capabilities: %s%s%s\n",
+ dev_dbg(dev, "Detected firmware capabilities: %s%s%s%s%s\n",
info->fw_caps & MSG_FLAG_CAPS_GENERIC ? "Generic" : "",
info->fw_caps & MSG_FLAG_CAPS_LPM_PARTIAL_IO ? " Partial-IO" : "",
- info->fw_caps & MSG_FLAG_CAPS_LPM_DM_MANAGED ? " DM-Managed" : ""
+ info->fw_caps & MSG_FLAG_CAPS_LPM_DM_MANAGED ? " DM-Managed" : "",
+ info->fw_caps & MSG_FLAG_CAPS_LPM_ABORT ? " LPM-Abort" : "",
+ info->fw_caps & MSG_FLAG_CAPS_IO_ISOLATION ? " IO-Isolation" : ""
);
ti_sci_setup_ops(info);
@@ -3890,6 +4025,19 @@ static int ti_sci_probe(struct platform_device *pdev)
goto out;
}
+ if (info->fw_caps & MSG_FLAG_CAPS_LPM_PARTIAL_IO) {
+ ret = devm_register_sys_off_handler(dev,
+ SYS_OFF_MODE_POWER_OFF,
+ SYS_OFF_PRIO_FIRMWARE,
+ ti_sci_sys_off_handler,
+ info);
+ if (ret) {
+ dev_err(dev, "Failed to register sys_off_handler %pe\n",
+ ERR_PTR(ret));
+ goto out;
+ }
+ }
+
dev_info(dev, "ABI: %d.%d (firmware rev 0x%04x '%s')\n",
info->handle.version.abi_major, info->handle.version.abi_minor,
info->handle.version.firmware_revision,
@@ -3899,7 +4047,13 @@ static int ti_sci_probe(struct platform_device *pdev)
list_add_tail(&info->node, &ti_sci_list);
mutex_unlock(&ti_sci_list_mutex);
- return of_platform_populate(dev->of_node, NULL, NULL, dev);
+ ret = of_platform_populate(dev->of_node, NULL, NULL, dev);
+ if (ret) {
+ dev_err(dev, "platform_populate failed %pe\n", ERR_PTR(ret));
+ goto out;
+ }
+ return 0;
+
out:
if (!IS_ERR(info->chan_tx))
mbox_free_channel(info->chan_tx);
diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h
index 053387d7baa0..91f234550c43 100644
--- a/drivers/firmware/ti_sci.h
+++ b/drivers/firmware/ti_sci.h
@@ -42,6 +42,7 @@
#define TI_SCI_MSG_SET_IO_ISOLATION 0x0307
#define TI_SCI_MSG_LPM_SET_DEVICE_CONSTRAINT 0x0309
#define TI_SCI_MSG_LPM_SET_LATENCY_CONSTRAINT 0x030A
+#define TI_SCI_MSG_LPM_ABORT 0x0311
/* Resource Management Requests */
#define TI_SCI_MSG_GET_RESOURCE_RANGE 0x1500
@@ -147,6 +148,8 @@ struct ti_sci_msg_req_reboot {
* MSG_FLAG_CAPS_GENERIC: Generic capability (LPM not supported)
* MSG_FLAG_CAPS_LPM_PARTIAL_IO: Partial IO in LPM
* MSG_FLAG_CAPS_LPM_DM_MANAGED: LPM can be managed by DM
+ * MSG_FLAG_CAPS_LPM_ABORT: Abort entry to LPM
+ * MSG_FLAG_CAPS_IO_ISOLATION: IO Isolation support
*
* Response to a generic message with message type TI_SCI_MSG_QUERY_FW_CAPS
* providing currently available SOC/firmware capabilities. SoC that don't
@@ -157,6 +160,8 @@ struct ti_sci_msg_resp_query_fw_caps {
#define MSG_FLAG_CAPS_GENERIC TI_SCI_MSG_FLAG(0)
#define MSG_FLAG_CAPS_LPM_PARTIAL_IO TI_SCI_MSG_FLAG(4)
#define MSG_FLAG_CAPS_LPM_DM_MANAGED TI_SCI_MSG_FLAG(5)
+#define MSG_FLAG_CAPS_LPM_ABORT TI_SCI_MSG_FLAG(9)
+#define MSG_FLAG_CAPS_IO_ISOLATION TI_SCI_MSG_FLAG(7)
#define MSG_MASK_CAPS_LPM GENMASK_ULL(4, 1)
u64 fw_caps;
} __packed;
@@ -592,6 +597,11 @@ struct ti_sci_msg_resp_get_clock_freq {
struct ti_sci_msg_req_prepare_sleep {
struct ti_sci_msg_hdr hdr;
+/*
+ * When sending prepare_sleep with MODE_PARTIAL_IO no response will be sent,
+ * no further steps are required.
+ */
+#define TISCI_MSG_VALUE_SLEEP_MODE_PARTIAL_IO 0x03
#define TISCI_MSG_VALUE_SLEEP_MODE_DM_MANAGED 0xfd
u8 mode;
u32 ctx_lo;
diff --git a/drivers/firmware/xilinx/Makefile b/drivers/firmware/xilinx/Makefile
index 875a53703c82..70f8f02f14a3 100644
--- a/drivers/firmware/xilinx/Makefile
+++ b/drivers/firmware/xilinx/Makefile
@@ -1,5 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
# Makefile for Xilinx firmwares
-obj-$(CONFIG_ZYNQMP_FIRMWARE) += zynqmp.o
+obj-$(CONFIG_ZYNQMP_FIRMWARE) += zynqmp.o zynqmp-ufs.o
obj-$(CONFIG_ZYNQMP_FIRMWARE_DEBUG) += zynqmp-debug.o
diff --git a/drivers/firmware/xilinx/zynqmp-debug.c b/drivers/firmware/xilinx/zynqmp-debug.c
index 22853ae0efdf..36efb827f3da 100644
--- a/drivers/firmware/xilinx/zynqmp-debug.c
+++ b/drivers/firmware/xilinx/zynqmp-debug.c
@@ -3,6 +3,7 @@
* Xilinx Zynq MPSoC Firmware layer for debugfs APIs
*
* Copyright (C) 2014-2018 Xilinx, Inc.
+ * Copyright (C) 2022 - 2025 Advanced Micro Devices, Inc.
*
* Michal Simek <michal.simek@amd.com>
* Davorin Mista <davorin.mista@aggios.com>
@@ -38,6 +39,7 @@ static struct pm_api_info pm_api_list[] = {
PM_API(PM_RELEASE_NODE),
PM_API(PM_SET_REQUIREMENT),
PM_API(PM_GET_API_VERSION),
+ PM_API(PM_GET_NODE_STATUS),
PM_API(PM_REGISTER_NOTIFIER),
PM_API(PM_RESET_ASSERT),
PM_API(PM_RESET_GET_STATUS),
@@ -167,6 +169,17 @@ static int process_api_request(u32 pm_id, u64 *pm_api_arg, u32 *pm_api_ret)
pm_api_arg[3] ? pm_api_arg[3] :
ZYNQMP_PM_REQUEST_ACK_BLOCKING);
break;
+ case PM_GET_NODE_STATUS:
+ ret = zynqmp_pm_get_node_status(pm_api_arg[0],
+ &pm_api_ret[0],
+ &pm_api_ret[1],
+ &pm_api_ret[2]);
+ if (!ret)
+ sprintf(debugfs_buf,
+ "GET_NODE_STATUS:\n\tNodeId: %llu\n\tStatus: %u\n\tRequirements: %u\n\tUsage: %u\n",
+ pm_api_arg[0], pm_api_ret[0],
+ pm_api_ret[1], pm_api_ret[2]);
+ break;
case PM_REGISTER_NOTIFIER:
ret = zynqmp_pm_register_notifier(pm_api_arg[0],
pm_api_arg[1] ?
diff --git a/drivers/firmware/xilinx/zynqmp-ufs.c b/drivers/firmware/xilinx/zynqmp-ufs.c
new file mode 100644
index 000000000000..85da8a822f3a
--- /dev/null
+++ b/drivers/firmware/xilinx/zynqmp-ufs.c
@@ -0,0 +1,118 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Firmware Layer for UFS APIs
+ *
+ * Copyright (C) 2025 Advanced Micro Devices, Inc.
+ */
+
+#include <linux/firmware/xlnx-zynqmp.h>
+#include <linux/module.h>
+
+/* Register Node IDs */
+#define PM_REGNODE_PMC_IOU_SLCR 0x30000002 /* PMC IOU SLCR */
+#define PM_REGNODE_EFUSE_CACHE 0x30000003 /* EFUSE Cache */
+
+/* Register Offsets for PMC IOU SLCR */
+#define SRAM_CSR_OFFSET 0x104C /* SRAM Control and Status */
+#define TXRX_CFGRDY_OFFSET 0x1054 /* M-PHY TX-RX Config ready */
+
+/* Masks for SRAM Control and Status Register */
+#define SRAM_CSR_INIT_DONE_MASK BIT(0) /* SRAM initialization done */
+#define SRAM_CSR_EXT_LD_DONE_MASK BIT(1) /* SRAM External load done */
+#define SRAM_CSR_BYPASS_MASK BIT(2) /* Bypass SRAM interface */
+
+/* Mask to check M-PHY TX-RX configuration readiness */
+#define TX_RX_CFG_RDY_MASK GENMASK(3, 0)
+
+/* Register Offsets for EFUSE Cache */
+#define UFS_CAL_1_OFFSET 0xBE8 /* UFS Calibration Value */
+
+/**
+ * zynqmp_pm_is_mphy_tx_rx_config_ready - check M-PHY TX-RX config readiness
+ * @is_ready: Store output status (true/false)
+ *
+ * Return: Returns 0 on success or error value on failure.
+ */
+int zynqmp_pm_is_mphy_tx_rx_config_ready(bool *is_ready)
+{
+ u32 regval;
+ int ret;
+
+ if (!is_ready)
+ return -EINVAL;
+
+ ret = zynqmp_pm_sec_read_reg(PM_REGNODE_PMC_IOU_SLCR, TXRX_CFGRDY_OFFSET, &regval);
+ if (ret)
+ return ret;
+
+ regval &= TX_RX_CFG_RDY_MASK;
+ if (regval)
+ *is_ready = true;
+ else
+ *is_ready = false;
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_is_mphy_tx_rx_config_ready);
+
+/**
+ * zynqmp_pm_is_sram_init_done - check SRAM initialization
+ * @is_done: Store output status (true/false)
+ *
+ * Return: Returns 0 on success or error value on failure.
+ */
+int zynqmp_pm_is_sram_init_done(bool *is_done)
+{
+ u32 regval;
+ int ret;
+
+ if (!is_done)
+ return -EINVAL;
+
+ ret = zynqmp_pm_sec_read_reg(PM_REGNODE_PMC_IOU_SLCR, SRAM_CSR_OFFSET, &regval);
+ if (ret)
+ return ret;
+
+ regval &= SRAM_CSR_INIT_DONE_MASK;
+ if (regval)
+ *is_done = true;
+ else
+ *is_done = false;
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_is_sram_init_done);
+
+/**
+ * zynqmp_pm_set_sram_bypass - Set SRAM bypass Control
+ *
+ * Return: Returns 0 on success or error value on failure.
+ */
+int zynqmp_pm_set_sram_bypass(void)
+{
+ u32 sram_csr;
+ int ret;
+
+ ret = zynqmp_pm_sec_read_reg(PM_REGNODE_PMC_IOU_SLCR, SRAM_CSR_OFFSET, &sram_csr);
+ if (ret)
+ return ret;
+
+ sram_csr &= ~SRAM_CSR_EXT_LD_DONE_MASK;
+ sram_csr |= SRAM_CSR_BYPASS_MASK;
+
+ return zynqmp_pm_sec_mask_write_reg(PM_REGNODE_PMC_IOU_SLCR, SRAM_CSR_OFFSET,
+ GENMASK(2, 1), sram_csr);
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_set_sram_bypass);
+
+/**
+ * zynqmp_pm_get_ufs_calibration_values - Read UFS calibration values
+ * @val: Store the calibration value
+ *
+ * Return: Returns 0 on success or error value on failure.
+ */
+int zynqmp_pm_get_ufs_calibration_values(u32 *val)
+{
+ return zynqmp_pm_sec_read_reg(PM_REGNODE_EFUSE_CACHE, UFS_CAL_1_OFFSET, val);
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_get_ufs_calibration_values);
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 02da3e48bc8f..ad811f40e059 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -3,7 +3,7 @@
* Xilinx Zynq MPSoC Firmware layer
*
* Copyright (C) 2014-2022 Xilinx, Inc.
- * Copyright (C) 2022 - 2024, Advanced Micro Devices, Inc.
+ * Copyright (C) 2022 - 2025 Advanced Micro Devices, Inc.
*
* Michal Simek <michal.simek@amd.com>
* Davorin Mista <davorin.mista@aggios.com>
@@ -72,6 +72,15 @@ struct pm_api_feature_data {
struct hlist_node hentry;
};
+struct platform_fw_data {
+ /*
+ * Family code for platform.
+ */
+ const u32 family_code;
+};
+
+static struct platform_fw_data *active_platform_fw_data;
+
static const struct mfd_cell firmware_devs[] = {
{
.name = "zynqmp_power_controller",
@@ -464,8 +473,6 @@ int zynqmp_pm_invoke_fn(u32 pm_api_id, u32 *ret_payload, u32 num_args, ...)
static u32 pm_api_version;
static u32 pm_tz_version;
-static u32 pm_family_code;
-static u32 pm_sub_family_code;
int zynqmp_pm_register_sgi(u32 sgi_num, u32 reset)
{
@@ -532,32 +539,18 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_get_chipid);
/**
* zynqmp_pm_get_family_info() - Get family info of platform
* @family: Returned family code value
- * @subfamily: Returned sub-family code value
*
* Return: Returns status, either success or error+reason
*/
-int zynqmp_pm_get_family_info(u32 *family, u32 *subfamily)
+int zynqmp_pm_get_family_info(u32 *family)
{
- u32 ret_payload[PAYLOAD_ARG_CNT];
- u32 idcode;
- int ret;
+ if (!active_platform_fw_data)
+ return -ENODEV;
- /* Check is family or sub-family code already received */
- if (pm_family_code && pm_sub_family_code) {
- *family = pm_family_code;
- *subfamily = pm_sub_family_code;
- return 0;
- }
-
- ret = zynqmp_pm_invoke_fn(PM_GET_CHIPID, ret_payload, 0);
- if (ret < 0)
- return ret;
+ if (!family)
+ return -EINVAL;
- idcode = ret_payload[1];
- pm_family_code = FIELD_GET(FAMILY_CODE_MASK, idcode);
- pm_sub_family_code = FIELD_GET(SUB_FAMILY_CODE_MASK, idcode);
- *family = pm_family_code;
- *subfamily = pm_sub_family_code;
+ *family = active_platform_fw_data->family_code;
return 0;
}
@@ -1238,8 +1231,13 @@ int zynqmp_pm_pinctrl_set_config(const u32 pin, const u32 param,
u32 value)
{
int ret;
+ u32 pm_family_code;
+
+ ret = zynqmp_pm_get_family_info(&pm_family_code);
+ if (ret)
+ return ret;
- if (pm_family_code == ZYNQMP_FAMILY_CODE &&
+ if (pm_family_code == PM_ZYNQMP_FAMILY_CODE &&
param == PM_PINCTRL_CONFIG_TRI_STATE) {
ret = zynqmp_pm_feature(PM_PINCTRL_CONFIG_PARAM_SET);
if (ret < PM_PINCTRL_PARAM_SET_VERSION) {
@@ -1414,6 +1412,45 @@ int zynqmp_pm_set_tcm_config(u32 node_id, enum rpu_tcm_comb tcm_mode)
EXPORT_SYMBOL_GPL(zynqmp_pm_set_tcm_config);
/**
+ * zynqmp_pm_get_node_status - PM call to request a node's current power state
+ * @node: ID of the component or sub-system in question
+ * @status: Current operating state of the requested node
+ * @requirements: Current requirements asserted on the node,
+ * used for slave nodes only.
+ * @usage: Usage information, used for slave nodes only:
+ * PM_USAGE_NO_MASTER - No master is currently using
+ * the node
+ * PM_USAGE_CURRENT_MASTER - Only requesting master is
+ * currently using the node
+ * PM_USAGE_OTHER_MASTER - Only other masters are
+ * currently using the node
+ * PM_USAGE_BOTH_MASTERS - Both the current and at least
+ * one other master is currently
+ * using the node
+ *
+ * Return: Returns status, either success or error+reason
+ */
+int zynqmp_pm_get_node_status(const u32 node, u32 *const status,
+ u32 *const requirements, u32 *const usage)
+{
+ u32 ret_payload[PAYLOAD_ARG_CNT];
+ int ret;
+
+ if (!status || !requirements || !usage)
+ return -EINVAL;
+
+ ret = zynqmp_pm_invoke_fn(PM_GET_NODE_STATUS, ret_payload, 1, node);
+ if (ret_payload[0] == XST_PM_SUCCESS) {
+ *status = ret_payload[1];
+ *requirements = ret_payload[2];
+ *usage = ret_payload[3];
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_get_node_status);
+
+/**
* zynqmp_pm_force_pwrdwn - PM call to request for another PU or subsystem to
* be powered down forcefully
* @node: Node ID of the targeted PU or subsystem
@@ -1617,6 +1654,52 @@ int zynqmp_pm_get_feature_config(enum pm_feature_config_id id,
}
/**
+ * zynqmp_pm_sec_read_reg - PM call to securely read from given offset
+ * of the node
+ * @node_id: Node Id of the device
+ * @offset: Offset to be used (20-bit)
+ * @ret_value: Output data read from the given offset after
+ * firmware access policy is successfully enforced
+ *
+ * Return: Returns 0 on success or error value on failure
+ */
+int zynqmp_pm_sec_read_reg(u32 node_id, u32 offset, u32 *ret_value)
+{
+ u32 ret_payload[PAYLOAD_ARG_CNT];
+ u32 count = 1;
+ int ret;
+
+ if (!ret_value)
+ return -EINVAL;
+
+ ret = zynqmp_pm_invoke_fn(PM_IOCTL, ret_payload, 4, node_id, IOCTL_READ_REG,
+ offset, count);
+
+ *ret_value = ret_payload[1];
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_sec_read_reg);
+
+/**
+ * zynqmp_pm_sec_mask_write_reg - PM call to securely write to given offset
+ * of the node
+ * @node_id: Node Id of the device
+ * @offset: Offset to be used (20-bit)
+ * @mask: Mask to be used
+ * @value: Value to be written
+ *
+ * Return: Returns 0 on success or error value on failure
+ */
+int zynqmp_pm_sec_mask_write_reg(const u32 node_id, const u32 offset, u32 mask,
+ u32 value)
+{
+ return zynqmp_pm_invoke_fn(PM_IOCTL, NULL, 5, node_id, IOCTL_MASK_WRITE_REG,
+ offset, mask, value);
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_sec_mask_write_reg);
+
+/**
* zynqmp_pm_set_sd_config - PM call to set value of SD config registers
* @node: SD node ID
* @config: The config type of SD registers
@@ -2007,12 +2090,18 @@ static int zynqmp_firmware_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct zynqmp_devinfo *devinfo;
+ u32 pm_family_code;
int ret;
ret = get_set_conduit_method(dev->of_node);
if (ret)
return ret;
+ /* Get platform-specific firmware data from device tree match */
+ active_platform_fw_data = (struct platform_fw_data *)device_get_match_data(dev);
+ if (!active_platform_fw_data)
+ return -EINVAL;
+
/* Get SiP SVC version number */
ret = zynqmp_pm_get_sip_svc_version(&sip_svc_version);
if (ret)
@@ -2045,8 +2134,8 @@ static int zynqmp_firmware_probe(struct platform_device *pdev)
pr_info("%s Platform Management API v%d.%d\n", __func__,
pm_api_version >> 16, pm_api_version & 0xFFFF);
- /* Get the Family code and sub family code of platform */
- ret = zynqmp_pm_get_family_info(&pm_family_code, &pm_sub_family_code);
+ /* Get the Family code of platform */
+ ret = zynqmp_pm_get_family_info(&pm_family_code);
if (ret < 0)
return ret;
@@ -2073,7 +2162,7 @@ static int zynqmp_firmware_probe(struct platform_device *pdev)
zynqmp_pm_api_debugfs_init();
- if (pm_family_code == VERSAL_FAMILY_CODE) {
+ if (pm_family_code != PM_ZYNQMP_FAMILY_CODE) {
em_dev = platform_device_register_data(&pdev->dev, "xlnx_event_manager",
-1, NULL, 0);
if (IS_ERR(em_dev))
@@ -2113,9 +2202,22 @@ static void zynqmp_firmware_sync_state(struct device *dev)
dev_warn(dev, "failed to release power management to firmware\n");
}
+static const struct platform_fw_data platform_fw_data_versal = {
+ .family_code = PM_VERSAL_FAMILY_CODE,
+};
+
+static const struct platform_fw_data platform_fw_data_versal_net = {
+ .family_code = PM_VERSAL_NET_FAMILY_CODE,
+};
+
+static const struct platform_fw_data platform_fw_data_zynqmp = {
+ .family_code = PM_ZYNQMP_FAMILY_CODE,
+};
+
static const struct of_device_id zynqmp_firmware_of_match[] = {
- {.compatible = "xlnx,zynqmp-firmware"},
- {.compatible = "xlnx,versal-firmware"},
+ {.compatible = "xlnx,zynqmp-firmware", .data = &platform_fw_data_zynqmp},
+ {.compatible = "xlnx,versal-firmware", .data = &platform_fw_data_versal},
+ {.compatible = "xlnx,versal-net-firmware", .data = &platform_fw_data_versal_net},
{},
};
MODULE_DEVICE_TABLE(of, zynqmp_firmware_of_match);
diff --git a/drivers/fpga/altera-cvp.c b/drivers/fpga/altera-cvp.c
index 5af0bd33890c..44badfd11e1b 100644
--- a/drivers/fpga/altera-cvp.c
+++ b/drivers/fpga/altera-cvp.c
@@ -22,9 +22,6 @@
#define TIMEOUT_US 2000 /* CVP STATUS timeout for USERMODE polling */
/* Vendor Specific Extended Capability Registers */
-#define VSE_PCIE_EXT_CAP_ID 0x0
-#define VSE_PCIE_EXT_CAP_ID_VAL 0x000b /* 16bit */
-
#define VSE_CVP_STATUS 0x1c /* 32bit */
#define VSE_CVP_STATUS_CFG_RDY BIT(18) /* CVP_CONFIG_READY */
#define VSE_CVP_STATUS_CFG_ERR BIT(19) /* CVP_CONFIG_ERROR */
@@ -577,25 +574,18 @@ static int altera_cvp_probe(struct pci_dev *pdev,
{
struct altera_cvp_conf *conf;
struct fpga_manager *mgr;
- int ret, offset;
- u16 cmd, val;
+ u16 cmd, offset;
u32 regval;
-
- /* Discover the Vendor Specific Offset for this device */
- offset = pci_find_next_ext_capability(pdev, 0, PCI_EXT_CAP_ID_VNDR);
- if (!offset) {
- dev_err(&pdev->dev, "No Vendor Specific Offset.\n");
- return -ENODEV;
- }
+ int ret;
/*
* First check if this is the expected FPGA device. PCI config
* space access works without enabling the PCI device, memory
* space access is enabled further down.
*/
- pci_read_config_word(pdev, offset + VSE_PCIE_EXT_CAP_ID, &val);
- if (val != VSE_PCIE_EXT_CAP_ID_VAL) {
- dev_err(&pdev->dev, "Wrong EXT_CAP_ID value 0x%x\n", val);
+ offset = pci_find_vsec_capability(pdev, PCI_VENDOR_ID_ALTERA, 0x1172);
+ if (!offset) {
+ dev_err(&pdev->dev, "Wrong VSEC ID value\n");
return -ENODEV;
}
diff --git a/drivers/fpga/xilinx-spi.c b/drivers/fpga/xilinx-spi.c
index 8756504340de..e294e3a6cc03 100644
--- a/drivers/fpga/xilinx-spi.c
+++ b/drivers/fpga/xilinx-spi.c
@@ -57,6 +57,12 @@ static int xilinx_spi_probe(struct spi_device *spi)
return xilinx_core_probe(core);
}
+static const struct spi_device_id xilinx_spi_ids[] = {
+ { "fpga-slave-serial" },
+ { },
+};
+MODULE_DEVICE_TABLE(spi, xilinx_spi_ids);
+
#ifdef CONFIG_OF
static const struct of_device_id xlnx_spi_of_match[] = {
{
@@ -73,6 +79,7 @@ static struct spi_driver xilinx_slave_spi_driver = {
.of_match_table = of_match_ptr(xlnx_spi_of_match),
},
.probe = xilinx_spi_probe,
+ .id_table = xilinx_spi_ids,
};
module_spi_driver(xilinx_slave_spi_driver)
diff --git a/drivers/fsi/fsi-occ.c b/drivers/fsi/fsi-occ.c
index d3e6bf37878a..e41ef12fa095 100644
--- a/drivers/fsi/fsi-occ.c
+++ b/drivers/fsi/fsi-occ.c
@@ -22,9 +22,9 @@
#include <linux/uaccess.h>
#include <linux/unaligned.h>
-#define OCC_SRAM_BYTES 4096
-#define OCC_CMD_DATA_BYTES 4090
-#define OCC_RESP_DATA_BYTES 4089
+#define OCC_SRAM_BYTES 8192
+#define OCC_CMD_DATA_BYTES 8186
+#define OCC_RESP_DATA_BYTES 8185
#define OCC_P9_SRAM_CMD_ADDR 0xFFFBE000
#define OCC_P9_SRAM_RSP_ADDR 0xFFFBF000
@@ -86,7 +86,7 @@ static int occ_open(struct inode *inode, struct file *file)
if (!client)
return -ENOMEM;
- client->buffer = (u8 *)__get_free_page(GFP_KERNEL);
+ client->buffer = kvmalloc(OCC_SRAM_BYTES, GFP_KERNEL);
if (!client->buffer) {
kfree(client);
return -ENOMEM;
@@ -97,10 +97,6 @@ static int occ_open(struct inode *inode, struct file *file)
file->private_data = client;
get_device(occ->dev);
- /* We allocate a 1-page buffer, make sure it all fits */
- BUILD_BUG_ON((OCC_CMD_DATA_BYTES + 3) > PAGE_SIZE);
- BUILD_BUG_ON((OCC_RESP_DATA_BYTES + 7) > PAGE_SIZE);
-
return 0;
}
@@ -176,7 +172,7 @@ static ssize_t occ_write(struct file *file, const char __user *buf,
}
/* Submit command; 4 bytes before the data and 2 bytes after */
- rlen = PAGE_SIZE;
+ rlen = OCC_SRAM_BYTES;
rc = fsi_occ_submit(client->occ->dev, cmd, data_length + 6, cmd,
&rlen);
if (rc)
@@ -200,7 +196,7 @@ static int occ_release(struct inode *inode, struct file *file)
struct occ_client *client = file->private_data;
put_device(client->occ->dev);
- free_page((unsigned long)client->buffer);
+ kvfree(client->buffer);
kfree(client);
return 0;
diff --git a/drivers/fwctl/mlx5/main.c b/drivers/fwctl/mlx5/main.c
index f93aa0cecdb9..3dacccf7855c 100644
--- a/drivers/fwctl/mlx5/main.c
+++ b/drivers/fwctl/mlx5/main.c
@@ -58,6 +58,9 @@ enum {
MLX5_CMD_OP_QUERY_DC_CNAK_TRACE = 0x716,
MLX5_CMD_OP_QUERY_NVMF_BACKEND_CONTROLLER = 0x722,
MLX5_CMD_OP_QUERY_NVMF_NAMESPACE_CONTEXT = 0x728,
+ MLX5_CMD_OP_QUERY_ADJACENT_FUNCTIONS_ID = 0x730,
+ MLX5_CMD_OP_DELEGATE_VHCA_MANAGEMENT = 0x731,
+ MLX5_CMD_OP_QUERY_DELEGATED_VHCA = 0x732,
MLX5_CMD_OP_QUERY_BURST_SIZE = 0x813,
MLX5_CMD_OP_QUERY_DIAGNOSTIC_PARAMS = 0x819,
MLX5_CMD_OP_SET_DIAGNOSTIC_PARAMS = 0x820,
@@ -188,6 +191,7 @@ static bool mlx5ctl_validate_rpc(const void *in, enum fwctl_rpc_scope scope)
* filter commands manually for now.
*/
switch (opcode) {
+ case MLX5_CMD_OP_MODIFY_CONG_STATUS:
case MLX5_CMD_OP_POSTPONE_CONNECTED_QP_TIMEOUT:
case MLX5_CMD_OP_QUERY_ADAPTER:
case MLX5_CMD_OP_QUERY_ESW_FUNCTIONS:
@@ -196,6 +200,7 @@ static bool mlx5ctl_validate_rpc(const void *in, enum fwctl_rpc_scope scope)
case MLX5_CMD_OP_QUERY_OTHER_HCA_CAP:
case MLX5_CMD_OP_QUERY_ROCE_ADDRESS:
case MLX5_CMD_OPCODE_QUERY_VUID:
+ case MLX5_CMD_OP_DELEGATE_VHCA_MANAGEMENT:
/*
* FW limits SET_HCA_CAP on the tools UID to only the other function
* mode which is used for function pre-configuration
@@ -281,6 +286,8 @@ static bool mlx5ctl_validate_rpc(const void *in, enum fwctl_rpc_scope scope)
case MLX5_CMD_OP_QUERY_XRQ:
case MLX5_CMD_OP_USER_QUERY_XRQ_DC_PARAMS_ENTRY:
case MLX5_CMD_OP_USER_QUERY_XRQ_ERROR_PARAMS:
+ case MLX5_CMD_OP_QUERY_ADJACENT_FUNCTIONS_ID:
+ case MLX5_CMD_OP_QUERY_DELEGATED_VHCA:
return scope >= FWCTL_RPC_DEBUG_READ_ONLY;
case MLX5_CMD_OP_SET_DIAGNOSTIC_PARAMS:
@@ -345,7 +352,7 @@ static void *mlx5ctl_fw_rpc(struct fwctl_uctx *uctx, enum fwctl_rpc_scope scope,
*/
if (ret && ret != -EREMOTEIO) {
if (rpc_out != rpc_in)
- kfree(rpc_out);
+ kvfree(rpc_out);
return ERR_PTR(ret);
}
return rpc_out;
diff --git a/drivers/fwctl/pds/main.c b/drivers/fwctl/pds/main.c
index 9b9d1f6b5556..1809853f6353 100644
--- a/drivers/fwctl/pds/main.c
+++ b/drivers/fwctl/pds/main.c
@@ -6,6 +6,7 @@
#include <linux/pci.h>
#include <linux/vmalloc.h>
#include <linux/bitfield.h>
+#include <linux/string.h>
#include <uapi/fwctl/fwctl.h>
#include <uapi/fwctl/pds.h>
@@ -366,18 +367,10 @@ static void *pdsfc_fw_rpc(struct fwctl_uctx *uctx, enum fwctl_rpc_scope scope,
return ERR_PTR(err);
if (rpc->in.len > 0) {
- in_payload = kzalloc(rpc->in.len, GFP_KERNEL);
- if (!in_payload) {
- dev_err(dev, "Failed to allocate in_payload\n");
- err = -ENOMEM;
- goto err_out;
- }
-
- if (copy_from_user(in_payload, u64_to_user_ptr(rpc->in.payload),
- rpc->in.len)) {
+ in_payload = memdup_user(u64_to_user_ptr(rpc->in.payload), rpc->in.len);
+ if (IS_ERR(in_payload)) {
dev_dbg(dev, "Failed to copy in_payload from user\n");
- err = -EFAULT;
- goto err_in_payload;
+ return in_payload;
}
in_payload_dma_addr = dma_map_single(dev->parent, in_payload,
@@ -453,7 +446,6 @@ err_out_payload:
rpc->in.len, DMA_TO_DEVICE);
err_in_payload:
kfree(in_payload);
-err_out:
if (err)
return ERR_PTR(err);
@@ -481,7 +473,7 @@ static int pdsfc_probe(struct auxiliary_device *adev,
pdsfc = fwctl_alloc_device(&padev->vf_pdev->dev, &pdsfc_ops,
struct pdsfc_dev, fwctl);
if (!pdsfc)
- return dev_err_probe(dev, -ENOMEM, "Failed to allocate fwctl device struct\n");
+ return -ENOMEM;
pdsfc->padev = padev;
err = pdsfc_identify(pdsfc);
diff --git a/drivers/gnss/ubx.c b/drivers/gnss/ubx.c
index 92402f6082c4..23894ff75ff9 100644
--- a/drivers/gnss/ubx.c
+++ b/drivers/gnss/ubx.c
@@ -66,6 +66,7 @@ static const struct gnss_serial_ops ubx_gserial_ops = {
static int ubx_probe(struct serdev_device *serdev)
{
struct gnss_serial *gserial;
+ struct gpio_desc *safeboot;
struct gpio_desc *reset;
struct ubx_data *data;
int ret;
@@ -92,6 +93,13 @@ static int ubx_probe(struct serdev_device *serdev)
if (ret < 0 && ret != -ENODEV)
goto err_free_gserial;
+ /* Deassert safeboot */
+ safeboot = devm_gpiod_get_optional(&serdev->dev, "safeboot", GPIOD_OUT_LOW);
+ if (IS_ERR(safeboot)) {
+ ret = PTR_ERR(safeboot);
+ goto err_free_gserial;
+ }
+
/* Deassert reset */
reset = devm_gpiod_get_optional(&serdev->dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(reset)) {
diff --git a/drivers/staging/gpib/Kconfig b/drivers/gpib/Kconfig
index aa01538d5beb..eeb50956ce85 100644
--- a/drivers/staging/gpib/Kconfig
+++ b/drivers/gpib/Kconfig
@@ -1,10 +1,10 @@
# SPDX-License-Identifier: GPL-2.0
menuconfig GPIB
- tristate "Linux GPIB drivers"
+ tristate "GPIB drivers"
help
- Enable support for GPIB cards and dongles for Linux. GPIB
- is the General Purpose Interface Bus which conforms to the
- IEEE488 standard.
+ Enable support for GPIB cards and dongles. GPIB is the
+ General Purpose Interface Bus which conforms to the IEEE488
+ standard.
This set of drivers can be used with the corresponding user
space library that can be found on Sourceforge under linux-gpib.
diff --git a/drivers/staging/gpib/Makefile b/drivers/gpib/Makefile
index d0e88f5c0844..2d44fed2a743 100644
--- a/drivers/staging/gpib/Makefile
+++ b/drivers/gpib/Makefile
@@ -1,5 +1,5 @@
-subdir-ccflags-y += -I$(src)/include -I$(src)/uapi
+subdir-ccflags-y += -I$(src)/include
obj-$(CONFIG_GPIB_AGILENT_82350B) += agilent_82350b/
obj-$(CONFIG_GPIB_AGILENT_82357A) += agilent_82357a/
diff --git a/drivers/staging/gpib/TODO b/drivers/gpib/TODO
index ab41a7f9ca5b..ac07dd90b4ef 100644
--- a/drivers/staging/gpib/TODO
+++ b/drivers/gpib/TODO
@@ -4,20 +4,6 @@ TODO:
CHECK:ALLOC_SIZEOF_STRUCT: Prefer kmalloc(sizeof(*board->private_data)...) over kmalloc(sizeof(struct xxx_priv)...)
./gpio/gpib_bitbang.c:50: ERROR:COMPLEX_MACRO: Macros with complex values should be enclosed in parenthese
This warning will be addressed later: WARNING:UNDOCUMENTED_DT_STRING: DT compatible string
-- tidy-up comments:
- - there are some "//comments" and "// comments" scattered around
- - sometimes they are misaligned
- - sometimes "// comments" are interleaved with "/* comments */"
- - multiline comments should start with initial almost-blank line:
- /*
- * Good
- * multiline
- * comment
- */
- /* Bad
- * multiline
- * comment
- */
- resolve XXX notes where possible
- fix FIXME notes
- clean-up commented-out code
diff --git a/drivers/staging/gpib/agilent_82350b/Makefile b/drivers/gpib/agilent_82350b/Makefile
index f24e1e713a63..f24e1e713a63 100644
--- a/drivers/staging/gpib/agilent_82350b/Makefile
+++ b/drivers/gpib/agilent_82350b/Makefile
diff --git a/drivers/staging/gpib/agilent_82350b/agilent_82350b.c b/drivers/gpib/agilent_82350b/agilent_82350b.c
index 94bbb3b6576d..01a5bb43cd2d 100644
--- a/drivers/staging/gpib/agilent_82350b/agilent_82350b.c
+++ b/drivers/gpib/agilent_82350b/agilent_82350b.c
@@ -182,10 +182,12 @@ static int agilent_82350b_accel_write(struct gpib_board *board, u8 *buffer,
return retval;
#endif
- retval = agilent_82350b_write(board, buffer, 1, 0, &num_bytes);
- *bytes_written += num_bytes;
- if (retval < 0)
- return retval;
+ if (fifotransferlength > 0) {
+ retval = agilent_82350b_write(board, buffer, 1, 0, &num_bytes);
+ *bytes_written += num_bytes;
+ if (retval < 0)
+ return retval;
+ }
write_byte(tms_priv, tms_priv->imr0_bits & ~HR_BOIE, IMR0);
for (i = 1; i < fifotransferlength;) {
@@ -217,7 +219,7 @@ static int agilent_82350b_accel_write(struct gpib_board *board, u8 *buffer,
break;
}
write_byte(tms_priv, tms_priv->imr0_bits, IMR0);
- if (retval)
+ if (retval < 0)
return retval;
if (send_eoi) {
diff --git a/drivers/staging/gpib/agilent_82350b/agilent_82350b.h b/drivers/gpib/agilent_82350b/agilent_82350b.h
index ef841957297f..ef841957297f 100644
--- a/drivers/staging/gpib/agilent_82350b/agilent_82350b.h
+++ b/drivers/gpib/agilent_82350b/agilent_82350b.h
diff --git a/drivers/staging/gpib/agilent_82357a/Makefile b/drivers/gpib/agilent_82357a/Makefile
index 81a55c257a6e..81a55c257a6e 100644
--- a/drivers/staging/gpib/agilent_82357a/Makefile
+++ b/drivers/gpib/agilent_82357a/Makefile
diff --git a/drivers/staging/gpib/agilent_82357a/agilent_82357a.c b/drivers/gpib/agilent_82357a/agilent_82357a.c
index b923dc606d1d..77c8e549b208 100644
--- a/drivers/staging/gpib/agilent_82357a/agilent_82357a.c
+++ b/drivers/gpib/agilent_82357a/agilent_82357a.c
@@ -449,8 +449,8 @@ static int agilent_82357a_read(struct gpib_board *board, u8 *buffer, size_t leng
if (!out_data)
return -ENOMEM;
out_data[i++] = DATA_PIPE_CMD_READ;
- out_data[i++] = 0; //primary address when ARF_NO_ADDR is not set
- out_data[i++] = 0; //secondary address when ARF_NO_ADDR is not set
+ out_data[i++] = 0; // primary address when ARF_NO_ADDR is not set
+ out_data[i++] = 0; // secondary address when ARF_NO_ADDR is not set
out_data[i] = ARF_NO_ADDRESS | ARF_END_ON_EOI;
if (a_priv->eos_mode & REOS)
out_data[i] |= ARF_END_ON_EOS_CHAR;
@@ -532,7 +532,7 @@ static int agilent_82357a_read(struct gpib_board *board, u8 *buffer, size_t leng
*/
agilent_82357a_take_control_internal(board, 0);
- //FIXME check trailing flags for error
+ // FIXME check trailing flags for error
return retval;
}
@@ -966,7 +966,7 @@ static int agilent_82357a_parallel_poll(struct gpib_board *board, u8 *result)
dev_err(&usb_dev->dev, "write_registers() returned error\n");
return retval;
}
- udelay(2); //silly, since usb write will take way longer
+ udelay(2); // silly, since usb write will take way longer
read.address = CPTR;
retval = agilent_82357a_read_registers(a_priv, &read, 1, 1);
if (retval) {
@@ -989,31 +989,31 @@ static int agilent_82357a_parallel_poll(struct gpib_board *board, u8 *result)
static void agilent_82357a_parallel_poll_configure(struct gpib_board *board, u8 config)
{
- //board can only be system controller
+ // board can only be system controller
return;// 0;
}
static void agilent_82357a_parallel_poll_response(struct gpib_board *board, int ist)
{
- //board can only be system controller
+ // board can only be system controller
return;// 0;
}
static void agilent_82357a_serial_poll_response(struct gpib_board *board, u8 status)
{
- //board can only be system controller
+ // board can only be system controller
return;// 0;
}
static u8 agilent_82357a_serial_poll_status(struct gpib_board *board)
{
- //board can only be system controller
+ // board can only be system controller
return 0;
}
static void agilent_82357a_return_to_local(struct gpib_board *board)
{
- //board can only be system controller
+ // board can only be system controller
return;// 0;
}
diff --git a/drivers/staging/gpib/agilent_82357a/agilent_82357a.h b/drivers/gpib/agilent_82357a/agilent_82357a.h
index 23aa4799eb86..33ac558e5552 100644
--- a/drivers/staging/gpib/agilent_82357a/agilent_82357a.h
+++ b/drivers/gpib/agilent_82357a/agilent_82357a.h
@@ -20,7 +20,7 @@ enum usb_vendor_ids {
enum usb_device_ids {
USB_DEVICE_ID_AGILENT_82357A = 0x0107,
USB_DEVICE_ID_AGILENT_82357A_PREINIT = 0x0007, // device id before firmware is loaded
- USB_DEVICE_ID_AGILENT_82357B = 0x0718, // device id before firmware is loaded
+ USB_DEVICE_ID_AGILENT_82357B = 0x0718, // device id before firmware is loaded
USB_DEVICE_ID_AGILENT_82357B_PREINIT = 0x0518, // device id before firmware is loaded
};
@@ -129,10 +129,10 @@ struct agilent_82357a_priv {
struct urb *bulk_urb;
struct urb *interrupt_urb;
u8 *interrupt_buffer;
- struct mutex bulk_transfer_lock; // bulk transfer lock
- struct mutex bulk_alloc_lock; // bulk transfer allocation lock
- struct mutex interrupt_alloc_lock; // interrupt allocation lock
- struct mutex control_alloc_lock; // control message allocation lock
+ struct mutex bulk_transfer_lock; // bulk transfer lock
+ struct mutex bulk_alloc_lock; // bulk transfer allocation lock
+ struct mutex interrupt_alloc_lock; // interrupt allocation lock
+ struct mutex control_alloc_lock; // control message allocation lock
struct timer_list bulk_timer;
struct agilent_82357a_urb_ctx context;
unsigned int bulk_out_endpoint;
diff --git a/drivers/staging/gpib/cb7210/Makefile b/drivers/gpib/cb7210/Makefile
index d239ae80b415..d239ae80b415 100644
--- a/drivers/staging/gpib/cb7210/Makefile
+++ b/drivers/gpib/cb7210/Makefile
diff --git a/drivers/staging/gpib/cb7210/cb7210.c b/drivers/gpib/cb7210/cb7210.c
index 3e2397898a9b..24c61b151071 100644
--- a/drivers/staging/gpib/cb7210/cb7210.c
+++ b/drivers/gpib/cb7210/cb7210.c
@@ -1290,26 +1290,14 @@ static void cb_gpib_release(struct pcmcia_device *link)
static int cb_gpib_suspend(struct pcmcia_device *link)
{
- //struct local_info *info = link->priv;
- //struct struct gpib_board *dev = info->dev;
-
if (link->open)
dev_warn(&link->dev, "Device still open\n");
- //netif_device_detach(dev);
return 0;
}
static int cb_gpib_resume(struct pcmcia_device *link)
{
- //struct local_info *info = link->priv;
- //struct struct gpib_board *dev = info->dev;
-
- /*if (link->open) {
- * ni_gpib_probe(dev); / really?
- * //netif_device_attach(dev);
- *
- */
return cb_gpib_config(link);
}
diff --git a/drivers/staging/gpib/cb7210/cb7210.h b/drivers/gpib/cb7210/cb7210.h
index 13f127563ab3..ddc841ff87ae 100644
--- a/drivers/staging/gpib/cb7210/cb7210.h
+++ b/drivers/gpib/cb7210/cb7210.h
@@ -56,10 +56,10 @@ enum cb7210_page_in {
};
enum hs_regs {
- //write registers
+ // write registers
HS_MODE = 0x8, /* HS_MODE register */
HS_INT_LEVEL = 0x9, /* HS_INT_LEVEL register */
- //read registers
+ // read registers
HS_STATUS = 0x8, /* HS_STATUS register */
};
diff --git a/drivers/staging/gpib/cec/Makefile b/drivers/gpib/cec/Makefile
index b7141e23d4e0..b7141e23d4e0 100644
--- a/drivers/staging/gpib/cec/Makefile
+++ b/drivers/gpib/cec/Makefile
diff --git a/drivers/staging/gpib/cec/cec.h b/drivers/gpib/cec/cec.h
index 3ce2869c7429..3ce2869c7429 100644
--- a/drivers/staging/gpib/cec/cec.h
+++ b/drivers/gpib/cec/cec.h
diff --git a/drivers/staging/gpib/cec/cec_gpib.c b/drivers/gpib/cec/cec_gpib.c
index 0c9d10ee7cd2..dbf9b95baabc 100644
--- a/drivers/staging/gpib/cec/cec_gpib.c
+++ b/drivers/gpib/cec/cec_gpib.c
@@ -206,7 +206,7 @@ static struct gpib_interface cec_pci_interface = {
.parallel_poll_configure = cec_parallel_poll_configure,
.parallel_poll_response = cec_parallel_poll_response,
.local_parallel_poll_mode = NULL, // XXX
- .line_status = NULL, //XXX
+ .line_status = NULL, // XXX
.update_status = cec_update_status,
.primary_address = cec_primary_address,
.secondary_address = cec_secondary_address,
diff --git a/drivers/staging/gpib/common/Makefile b/drivers/gpib/common/Makefile
index 460586edb574..460586edb574 100644
--- a/drivers/staging/gpib/common/Makefile
+++ b/drivers/gpib/common/Makefile
diff --git a/drivers/staging/gpib/common/gpib_os.c b/drivers/gpib/common/gpib_os.c
index 2a0465ce16c4..9dbbac8b8436 100644
--- a/drivers/staging/gpib/common/gpib_os.c
+++ b/drivers/gpib/common/gpib_os.c
@@ -326,7 +326,7 @@ static int setup_serial_poll(struct gpib_board *board, unsigned int usec_timeout
cmd_string[i++] = MLA(board->pad); /* controller's listen address */
if (board->sad >= 0)
cmd_string[i++] = MSA(board->sad);
- cmd_string[i++] = SPE; //serial poll enable
+ cmd_string[i++] = SPE; // serial poll enable
ret = board->interface->command(board, cmd_string, i, &bytes_written);
if (ret < 0 || bytes_written < i) {
diff --git a/drivers/staging/gpib/common/iblib.c b/drivers/gpib/common/iblib.c
index 549280d9a6e9..7cbb6a467177 100644
--- a/drivers/staging/gpib/common/iblib.c
+++ b/drivers/gpib/common/iblib.c
@@ -608,7 +608,7 @@ static int wait_satisfied(struct wait_info *winfo, struct gpib_status_queue *sta
*status = temp_status;
return 1;
}
-//XXX does wait for END work?
+// XXX does wait for END work?
return 0;
}
diff --git a/drivers/staging/gpib/common/ibsys.h b/drivers/gpib/common/ibsys.h
index e5a148f513a8..e5a148f513a8 100644
--- a/drivers/staging/gpib/common/ibsys.h
+++ b/drivers/gpib/common/ibsys.h
diff --git a/drivers/staging/gpib/eastwood/Makefile b/drivers/gpib/eastwood/Makefile
index 384825195f77..384825195f77 100644
--- a/drivers/staging/gpib/eastwood/Makefile
+++ b/drivers/gpib/eastwood/Makefile
diff --git a/drivers/staging/gpib/eastwood/fluke_gpib.c b/drivers/gpib/eastwood/fluke_gpib.c
index 491356433249..3ae848e3f738 100644
--- a/drivers/staging/gpib/eastwood/fluke_gpib.c
+++ b/drivers/gpib/eastwood/fluke_gpib.c
@@ -507,7 +507,7 @@ static int fluke_accel_write(struct gpib_board *board, u8 *buffer, size_t length
}
if (retval < 0)
return retval;
- //handle sending of last byte with eoi
+ // handle sending of last byte with eoi
if (send_eoi) {
size_t num_bytes;
diff --git a/drivers/staging/gpib/eastwood/fluke_gpib.h b/drivers/gpib/eastwood/fluke_gpib.h
index 493c200d0bbf..493c200d0bbf 100644
--- a/drivers/staging/gpib/eastwood/fluke_gpib.h
+++ b/drivers/gpib/eastwood/fluke_gpib.h
diff --git a/drivers/staging/gpib/fmh_gpib/Makefile b/drivers/gpib/fmh_gpib/Makefile
index cc4d9e7cd5cd..cc4d9e7cd5cd 100644
--- a/drivers/staging/gpib/fmh_gpib/Makefile
+++ b/drivers/gpib/fmh_gpib/Makefile
diff --git a/drivers/staging/gpib/fmh_gpib/fmh_gpib.c b/drivers/gpib/fmh_gpib/fmh_gpib.c
index 4138f3d2bae7..f7bfb4a8e553 100644
--- a/drivers/staging/gpib/fmh_gpib/fmh_gpib.c
+++ b/drivers/gpib/fmh_gpib/fmh_gpib.c
@@ -523,7 +523,7 @@ static int fmh_gpib_accel_write(struct gpib_board *board, u8 *buffer,
}
if (retval < 0)
return retval;
- //handle sending of last byte with eoi
+ // handle sending of last byte with eoi
if (send_eoi) {
size_t num_bytes;
@@ -1517,6 +1517,11 @@ void fmh_gpib_detach(struct gpib_board *board)
resource_size(e_priv->gpib_iomem_res));
}
fmh_gpib_generic_detach(board);
+
+ if (board->dev) {
+ put_device(board->dev);
+ board->dev = NULL;
+ }
}
static int fmh_gpib_pci_attach_impl(struct gpib_board *board,
diff --git a/drivers/staging/gpib/fmh_gpib/fmh_gpib.h b/drivers/gpib/fmh_gpib/fmh_gpib.h
index e7602d7e1401..e7602d7e1401 100644
--- a/drivers/staging/gpib/fmh_gpib/fmh_gpib.h
+++ b/drivers/gpib/fmh_gpib/fmh_gpib.h
diff --git a/drivers/staging/gpib/gpio/Makefile b/drivers/gpib/gpio/Makefile
index 00ea52abdda7..00ea52abdda7 100644
--- a/drivers/staging/gpib/gpio/Makefile
+++ b/drivers/gpib/gpio/Makefile
diff --git a/drivers/staging/gpib/gpio/gpib_bitbang.c b/drivers/gpib/gpio/gpib_bitbang.c
index 17884810fd69..374cd61355e9 100644
--- a/drivers/staging/gpib/gpio/gpib_bitbang.c
+++ b/drivers/gpib/gpio/gpib_bitbang.c
@@ -277,8 +277,8 @@ struct bb_priv {
int ndac_mode; /* nrfd interrupt mode 0/1 -> edge/levels */
int dav_tx; /* keep trace of DAV status while sending */
int dav_rx; /* keep trace of DAV status while receiving */
- u8 eos; // eos character
- short eos_flags; // eos mode
+ u8 eos; /* eos character */
+ short eos_flags; /* eos mode */
short eos_check; /* eos check required in current operation ... */
short eos_check_8; /* ... with byte comparison */
short eos_mask_7; /* ... with 7 bit masked character */
@@ -290,14 +290,14 @@ struct bb_priv {
u8 *rbuf;
u8 *wbuf;
int end_flag;
- int r_busy; /* 0==idle 1==busy */
+ int r_busy; /* 0==idle 1==busy */
int w_busy;
int write_done;
- int cmd; /* 1 = cmd write in progress */
+ int cmd; /* 1 = cmd write in progress */
size_t w_cnt;
size_t length;
u8 *w_buf;
- spinlock_t rw_lock; // protect mods to rw_lock
+ spinlock_t rw_lock; /* protect mods to rw_lock */
int phase;
int ndac_idle;
int ndac_seq;
@@ -726,7 +726,7 @@ static irqreturn_t bb_SRQ_interrupt(int irq, void *arg)
static int bb_command(struct gpib_board *board, u8 *buffer,
size_t length, size_t *bytes_written)
{
- size_t ret;
+ int ret;
struct bb_priv *priv = board->private_data;
int i;
@@ -1462,8 +1462,8 @@ static inline void SET_DIR_READ(struct bb_priv *priv)
gpiod_set_value(TE, 0); /* set NDAC and NRFD to transmit and DAV to receive */
}
- gpiod_direction_output(NRFD, 0); // hold off the talker
- gpiod_direction_output(NDAC, 0); // data not accepted
+ gpiod_direction_output(NRFD, 0); /* hold off the talker */
+ gpiod_direction_output(NDAC, 0); /* data not accepted */
priv->direction = DIR_READ;
}
diff --git a/drivers/staging/gpib/hp_82335/Makefile b/drivers/gpib/hp_82335/Makefile
index 305ce44ee48a..305ce44ee48a 100644
--- a/drivers/staging/gpib/hp_82335/Makefile
+++ b/drivers/gpib/hp_82335/Makefile
diff --git a/drivers/staging/gpib/hp_82335/hp82335.c b/drivers/gpib/hp_82335/hp82335.c
index d0e47ef77c87..d0e47ef77c87 100644
--- a/drivers/staging/gpib/hp_82335/hp82335.c
+++ b/drivers/gpib/hp_82335/hp82335.c
diff --git a/drivers/staging/gpib/hp_82335/hp82335.h b/drivers/gpib/hp_82335/hp82335.h
index 0c252a712ec9..0c252a712ec9 100644
--- a/drivers/staging/gpib/hp_82335/hp82335.h
+++ b/drivers/gpib/hp_82335/hp82335.h
diff --git a/drivers/staging/gpib/hp_82341/Makefile b/drivers/gpib/hp_82341/Makefile
index 21367310a17e..21367310a17e 100644
--- a/drivers/staging/gpib/hp_82341/Makefile
+++ b/drivers/gpib/hp_82341/Makefile
diff --git a/drivers/staging/gpib/hp_82341/hp_82341.c b/drivers/gpib/hp_82341/hp_82341.c
index e5c1997ce7d9..1a2ad0560e14 100644
--- a/drivers/staging/gpib/hp_82341/hp_82341.c
+++ b/drivers/gpib/hp_82341/hp_82341.c
@@ -38,7 +38,7 @@ static int hp_82341_accel_read(struct gpib_board *board, u8 *buffer, size_t leng
unsigned short event_status;
int i;
int num_fifo_bytes;
- //hardware doesn't support checking for end-of-string character when using fifo
+ // hardware doesn't support checking for end-of-string character when using fifo
if (tms_priv->eos_flags & REOS)
return tms9914_read(board, tms_priv, buffer, length, end, bytes_read);
@@ -49,7 +49,7 @@ static int hp_82341_accel_read(struct gpib_board *board, u8 *buffer, size_t leng
*bytes_read = 0;
if (length == 0)
return 0;
- //disable fifo for the moment
+ // disable fifo for the moment
outb(DIRECTION_GPIB_TO_HOST_BIT, hp_priv->iobase[3] + BUFFER_CONTROL_REG);
/*
* Handle corner case of board not in holdoff and one byte has slipped in already.
@@ -154,7 +154,7 @@ static int restart_write_fifo(struct gpib_board *board, struct hp_82341_priv *hp
while (1) {
int status;
- //restart doesn't work if data holdoff is in effect
+ // restart doesn't work if data holdoff is in effect
status = tms9914_line_status(board, tms_priv);
if ((status & BUS_NRFD) == 0) {
outb(RESTART_STREAM_BIT, hp_priv->iobase[0] + STREAM_STATUS_REG);
@@ -764,7 +764,7 @@ static int hp_82341_attach(struct gpib_board *board, const struct gpib_board_con
ENABLE_TI_INTERRUPT_EVENT_BIT, hp_priv->iobase[0] + EVENT_ENABLE_REG);
outb(ENABLE_BUFFER_END_INTERRUPT_BIT | ENABLE_TERMINAL_COUNT_INTERRUPT_BIT |
ENABLE_TI_INTERRUPT_BIT, hp_priv->iobase[0] + INTERRUPT_ENABLE_REG);
- //write clear event register
+ // write clear event register
outb((TI_INTERRUPT_EVENT_BIT | POINTERS_EQUAL_EVENT_BIT |
BUFFER_END_EVENT_BIT | TERMINAL_COUNT_EVENT_BIT),
hp_priv->iobase[0] + EVENT_STATUS_REG);
@@ -867,7 +867,7 @@ static irqreturn_t hp_82341_interrupt(int irq, void *arg)
event_status = inb(hp_priv->iobase[0] + EVENT_STATUS_REG);
if (event_status & INTERRUPT_PENDING_EVENT_BIT)
retval = IRQ_HANDLED;
- //write-clear status bits
+ // write-clear status bits
if (event_status & (TI_INTERRUPT_EVENT_BIT | POINTERS_EQUAL_EVENT_BIT |
BUFFER_END_EVENT_BIT | TERMINAL_COUNT_EVENT_BIT)) {
outb(event_status & (TI_INTERRUPT_EVENT_BIT | POINTERS_EQUAL_EVENT_BIT |
@@ -901,7 +901,7 @@ static void set_transfer_counter(struct hp_82341_priv *hp_priv, int count)
outb(complement & 0xff, hp_priv->iobase[1] + TRANSFER_COUNT_LOW_REG);
outb((complement >> 8) & 0xff, hp_priv->iobase[1] + TRANSFER_COUNT_MID_REG);
- //I don't think the hi count reg is even used, but oh well
+ // I don't think the hi count reg is even used, but oh well
outb((complement >> 16) & 0xf, hp_priv->iobase[1] + TRANSFER_COUNT_HIGH_REG);
}
diff --git a/drivers/staging/gpib/hp_82341/hp_82341.h b/drivers/gpib/hp_82341/hp_82341.h
index 370a3d4576eb..859ef2899acb 100644
--- a/drivers/staging/gpib/hp_82341/hp_82341.h
+++ b/drivers/gpib/hp_82341/hp_82341.h
@@ -65,7 +65,7 @@ enum config_control_status_bits {
IRQ_SELECT_MASK = 0x7,
DMA_CONFIG_MASK = 0x18,
ENABLE_DMA_CONFIG_BIT = 0x20,
- XILINX_READY_BIT = 0x40, //read only
+ XILINX_READY_BIT = 0x40, // read only
DONE_PGL_BIT = 0x80
};
@@ -94,7 +94,7 @@ static inline unsigned int IRQ_SELECT_BITS(int irq)
};
enum mode_control_status_bits {
- SLOT8_BIT = 0x1, // read only
+ SLOT8_BIT = 0x1, // read only
ACTIVE_CONTROLLER_BIT = 0x2, // read only
ENABLE_DMA_BIT = 0x4,
SYSTEM_CONTROLLER_BIT = 0x8,
@@ -106,12 +106,12 @@ enum mode_control_status_bits {
enum monitor_bits {
MONITOR_INTERRUPT_PENDING_BIT = 0x1, // read only
MONITOR_CLEAR_HOLDOFF_BIT = 0x2, // write only
- MONITOR_PPOLL_BIT = 0x4, // write clear
- MONITOR_SRQ_BIT = 0x8, // write clear
- MONITOR_IFC_BIT = 0x10, // write clear
- MONITOR_REN_BIT = 0x20, // write clear
- MONITOR_END_BIT = 0x40, // write clear
- MONITOR_DAV_BIT = 0x80 // write clear
+ MONITOR_PPOLL_BIT = 0x4, // write clear
+ MONITOR_SRQ_BIT = 0x8, // write clear
+ MONITOR_IFC_BIT = 0x10, // write clear
+ MONITOR_REN_BIT = 0x20, // write clear
+ MONITOR_END_BIT = 0x40, // write clear
+ MONITOR_DAV_BIT = 0x80 // write clear
};
enum interrupt_enable_bits {
@@ -123,36 +123,36 @@ enum interrupt_enable_bits {
};
enum event_status_bits {
- TI_INTERRUPT_EVENT_BIT = 0x1, //write clear
+ TI_INTERRUPT_EVENT_BIT = 0x1, // write clear
INTERRUPT_PENDING_EVENT_BIT = 0x2, // read only
- POINTERS_EQUAL_EVENT_BIT = 0x4, //write clear
- BUFFER_END_EVENT_BIT = 0x10, //write clear
+ POINTERS_EQUAL_EVENT_BIT = 0x4, // write clear
+ BUFFER_END_EVENT_BIT = 0x10, // write clear
TERMINAL_COUNT_EVENT_BIT = 0x20, // write clear
DMA_TERMINAL_COUNT_EVENT_BIT = 0x80, // write clear
};
enum event_enable_bits {
- ENABLE_TI_INTERRUPT_EVENT_BIT = 0x1, //write clear
- ENABLE_POINTERS_EQUAL_EVENT_BIT = 0x4, //write clear
- ENABLE_BUFFER_END_EVENT_BIT = 0x10, //write clear
- ENABLE_TERMINAL_COUNT_EVENT_BIT = 0x20, // write clear
+ ENABLE_TI_INTERRUPT_EVENT_BIT = 0x1, // write clear
+ ENABLE_POINTERS_EQUAL_EVENT_BIT = 0x4, // write clear
+ ENABLE_BUFFER_END_EVENT_BIT = 0x10, // write clear
+ ENABLE_TERMINAL_COUNT_EVENT_BIT = 0x20, // write clear
ENABLE_DMA_TERMINAL_COUNT_EVENT_BIT = 0x80, // write clear
};
enum stream_status_bits {
- HALTED_STATUS_BIT = 0x1, //read
- RESTART_STREAM_BIT = 0x1 //write
+ HALTED_STATUS_BIT = 0x1, // read
+ RESTART_STREAM_BIT = 0x1 // write
};
enum buffer_control_bits {
DIRECTION_GPIB_TO_HOST_BIT = 0x20, // transfer direction (set for gpib to host)
- ENABLE_TI_BUFFER_BIT = 0x40, //enable fifo
- FAST_WR_EN_BIT = 0x80, // 350 ns t1 delay?
+ ENABLE_TI_BUFFER_BIT = 0x40, // enable fifo
+ FAST_WR_EN_BIT = 0x80, // 350 ns t1 delay?
};
// registers accessible through isapnp chip on 82341d
enum hp_82341d_pnp_registers {
- PIO_DATA_REG = 0x20, //read/write pio data lines
+ PIO_DATA_REG = 0x20, // read/write pio data lines
PIO_DIRECTION_REG = 0x21, // set pio data line directions (set for input)
};
diff --git a/drivers/staging/gpib/include/amcc5920.h b/drivers/gpib/include/amcc5920.h
index 7a88bd282feb..7a88bd282feb 100644
--- a/drivers/staging/gpib/include/amcc5920.h
+++ b/drivers/gpib/include/amcc5920.h
diff --git a/drivers/staging/gpib/include/amccs5933.h b/drivers/gpib/include/amccs5933.h
index 4de0f6797458..d7f63c795096 100644
--- a/drivers/staging/gpib/include/amccs5933.h
+++ b/drivers/gpib/include/amccs5933.h
@@ -24,7 +24,7 @@ extern inline int INCOMING_MAILBOX_REG(unsigned int mailbox)
enum {
OUTBOX_EMPTY_INTR_BIT = 0x10, // enable outbox empty interrupt
INBOX_FULL_INTR_BIT = 0x1000, // enable inbox full interrupt
- INBOX_INTR_CS_BIT = 0x20000, // read, or write clear inbox full interrupt
+ INBOX_INTR_CS_BIT = 0x20000, // read, or write clear inbox full interrupt
INTR_ASSERTED_BIT = 0x800000, // read only, interrupt asserted
};
@@ -52,7 +52,7 @@ extern inline int OUTBOX_SELECT_BITS(unsigned int mailbox)
return (mailbox & 0x3) << 2;
};
-//BMCSR bits
+// BMCSR bits
enum {
MBOX_FLAGS_RESET_BIT = 0x08000000, // resets mailbox empty/full flags
};
diff --git a/drivers/staging/gpib/include/gpibP.h b/drivers/gpib/include/gpibP.h
index 1b27f37e0ba0..e3938ada3e0d 100644
--- a/drivers/staging/gpib/include/gpibP.h
+++ b/drivers/gpib/include/gpibP.h
@@ -12,8 +12,8 @@
#include "gpib_types.h"
#include "gpib_proto.h"
#include "gpib_cmd.h"
-#include "gpib.h"
-#include "gpib_ioctl.h"
+#include <linux/gpib.h>
+#include <linux/gpib_ioctl.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
diff --git a/drivers/staging/gpib/include/gpib_cmd.h b/drivers/gpib/include/gpib_cmd.h
index 9e96a3bfa22d..9e96a3bfa22d 100644
--- a/drivers/staging/gpib/include/gpib_cmd.h
+++ b/drivers/gpib/include/gpib_cmd.h
diff --git a/drivers/staging/gpib/include/gpib_pci_ids.h b/drivers/gpib/include/gpib_pci_ids.h
index 52dcab07a7d1..52dcab07a7d1 100644
--- a/drivers/staging/gpib/include/gpib_pci_ids.h
+++ b/drivers/gpib/include/gpib_pci_ids.h
diff --git a/drivers/staging/gpib/include/gpib_proto.h b/drivers/gpib/include/gpib_proto.h
index 42e736e3b7cd..42e736e3b7cd 100644
--- a/drivers/staging/gpib/include/gpib_proto.h
+++ b/drivers/gpib/include/gpib_proto.h
diff --git a/drivers/staging/gpib/include/gpib_state_machines.h b/drivers/gpib/include/gpib_state_machines.h
index 7488c00f191e..7488c00f191e 100644
--- a/drivers/staging/gpib/include/gpib_state_machines.h
+++ b/drivers/gpib/include/gpib_state_machines.h
diff --git a/drivers/staging/gpib/include/gpib_types.h b/drivers/gpib/include/gpib_types.h
index db040c80d778..5a0978ae27e7 100644
--- a/drivers/staging/gpib/include/gpib_types.h
+++ b/drivers/gpib/include/gpib_types.h
@@ -8,7 +8,7 @@
#define _GPIB_TYPES_H
#ifdef __KERNEL__
-#include "gpib.h"
+#include <linux/gpib.h>
#include <linux/atomic.h>
#include <linux/device.h>
#include <linux/mutex.h>
@@ -273,7 +273,8 @@ struct gpib_board {
struct mutex big_gpib_mutex;
/* pid of last process to lock the board mutex */
pid_t locking_pid;
- spinlock_t locking_pid_spinlock; // lock for setting locking pid
+ /* lock for setting locking pid */
+ spinlock_t locking_pid_spinlock;
/* Spin lock for dealing with races with the interrupt handler */
spinlock_t spinlock;
/* Watchdog timer to enable timeouts */
diff --git a/drivers/staging/gpib/include/nec7210.h b/drivers/gpib/include/nec7210.h
index 312217b4580e..9835aa5ef4ff 100644
--- a/drivers/staging/gpib/include/nec7210.h
+++ b/drivers/gpib/include/nec7210.h
@@ -22,18 +22,18 @@ struct nec7210_priv {
u32 iobase;
#endif
void __iomem *mmiobase;
- unsigned int offset; // offset between successive nec7210 io addresses
+ unsigned int offset; // offset between successive nec7210 io addresses
unsigned int dma_channel;
u8 *dma_buffer;
unsigned int dma_buffer_length; // length of dma buffer
dma_addr_t dma_buffer_addr; // bus address of board->buffer for use with dma
// software copy of bits written to registers
u8 reg_bits[8];
- u8 auxa_bits; // bits written to auxiliary register A
- u8 auxb_bits; // bits written to auxiliary register B
+ u8 auxa_bits; // bits written to auxiliary register A
+ u8 auxb_bits; // bits written to auxiliary register B
// used to keep track of board's state, bit definitions given below
unsigned long state;
- /* lock for chips that extend the nec7210 registers by paging in alternate regs */
+ // lock for chips that extend the nec7210 registers by paging in alternate regs
spinlock_t register_page_lock;
// wrappers for outb, inb, readb, or writeb
u8 (*read_byte)(struct nec7210_priv *priv, unsigned int register_number);
@@ -64,17 +64,17 @@ static inline void write_byte(struct nec7210_priv *priv, u8 byte, unsigned int r
// struct nec7210_priv.state bit numbers
enum {
- PIO_IN_PROGRESS_BN, // pio transfer in progress
+ PIO_IN_PROGRESS_BN, // pio transfer in progress
DMA_READ_IN_PROGRESS_BN, // dma read transfer in progress
DMA_WRITE_IN_PROGRESS_BN, // dma write transfer in progress
- READ_READY_BN, // board has data byte available to read
- WRITE_READY_BN, // board is ready to send a data byte
- COMMAND_READY_BN, // board is ready to send a command byte
- RECEIVED_END_BN, // received END
- BUS_ERROR_BN, // output error has occurred
- RFD_HOLDOFF_BN, // rfd holdoff in effect
- DEV_CLEAR_BN, // device clear received
- ADR_CHANGE_BN, // address state change occurred
+ READ_READY_BN, // board has data byte available to read
+ WRITE_READY_BN, // board is ready to send a data byte
+ COMMAND_READY_BN, // board is ready to send a command byte
+ RECEIVED_END_BN, // received END
+ BUS_ERROR_BN, // output error has occurred
+ RFD_HOLDOFF_BN, // rfd holdoff in effect
+ DEV_CLEAR_BN, // device clear received
+ ADR_CHANGE_BN, // address state change occurred
};
// interface functions
diff --git a/drivers/staging/gpib/include/nec7210_registers.h b/drivers/gpib/include/nec7210_registers.h
index 97c53ac8e805..067983d7a07f 100644
--- a/drivers/staging/gpib/include/nec7210_registers.h
+++ b/drivers/gpib/include/nec7210_registers.h
@@ -11,7 +11,7 @@ enum nec7210_chipset {
NEC7210, // The original
TNT4882, // NI
NAT4882, // NI
- CB7210, // measurement computing
+ CB7210, // measurement computing
IOT7210, // iotech
IGPIB7210, // Ines
TNT5004, // NI (minor differences to TNT4882)
@@ -48,7 +48,7 @@ enum nec7210_read_regs {
ADR1, // address 2
};
-//bit definitions common to nec-7210 compatible registers
+// bit definitions common to nec-7210 compatible registers
// ISR1: interrupt status register 1
enum isr1_bits {
diff --git a/drivers/staging/gpib/include/plx9050.h b/drivers/gpib/include/plx9050.h
index 66c56335f5c0..c911b285a0ca 100644
--- a/drivers/staging/gpib/include/plx9050.h
+++ b/drivers/gpib/include/plx9050.h
@@ -23,10 +23,10 @@ enum plx9050_intcsr_bits {
PLX9050_LINTR2_STATUS_BIT = 0x20,
PLX9050_PCI_INTR_EN_BIT = 0x40,
PLX9050_SOFT_INTR_BIT = 0x80,
- PLX9050_LINTR1_SELECT_ENABLE_BIT = 0x100, //9052 extension
- PLX9050_LINTR2_SELECT_ENABLE_BIT = 0x200, //9052 extension
- PLX9050_LINTR1_EDGE_CLEAR_BIT = 0x400, //9052 extension
- PLX9050_LINTR2_EDGE_CLEAR_BIT = 0x800, //9052 extension
+ PLX9050_LINTR1_SELECT_ENABLE_BIT = 0x100, // 9052 extension
+ PLX9050_LINTR2_SELECT_ENABLE_BIT = 0x200, // 9052 extension
+ PLX9050_LINTR1_EDGE_CLEAR_BIT = 0x400, // 9052 extension
+ PLX9050_LINTR2_EDGE_CLEAR_BIT = 0x800, // 9052 extension
};
enum plx9050_cntrl_bits {
diff --git a/drivers/staging/gpib/include/quancom_pci.h b/drivers/gpib/include/quancom_pci.h
index cdaf0d056be9..cdaf0d056be9 100644
--- a/drivers/staging/gpib/include/quancom_pci.h
+++ b/drivers/gpib/include/quancom_pci.h
diff --git a/drivers/staging/gpib/include/tms9914.h b/drivers/gpib/include/tms9914.h
index 50a9d3b22619..e66b75e0fda8 100644
--- a/drivers/staging/gpib/include/tms9914.h
+++ b/drivers/gpib/include/tms9914.h
@@ -30,10 +30,10 @@ struct tms9914_priv {
u8 imr0_bits, imr1_bits;
// bits written to address mode register
u8 admr_bits;
- u8 auxa_bits; // bits written to auxiliary register A
+ u8 auxa_bits; // bits written to auxiliary register A
// used to keep track of board's state, bit definitions given below
unsigned long state;
- u8 eos; // eos character
+ u8 eos; // eos character
short eos_flags;
u8 spoll_status;
enum tms9914_holdoff_mode holdoff_mode;
@@ -67,15 +67,15 @@ static inline void write_byte(struct tms9914_priv *priv, u8 byte, unsigned int r
// struct tms9914_priv.state bit numbers
enum {
- PIO_IN_PROGRESS_BN, // pio transfer in progress
+ PIO_IN_PROGRESS_BN, // pio transfer in progress
DMA_READ_IN_PROGRESS_BN, // dma read transfer in progress
DMA_WRITE_IN_PROGRESS_BN, // dma write transfer in progress
- READ_READY_BN, // board has data byte available to read
- WRITE_READY_BN, // board is ready to send a data byte
- COMMAND_READY_BN, // board is ready to send a command byte
- RECEIVED_END_BN, // received END
- BUS_ERROR_BN, // bus error
- DEV_CLEAR_BN, // device clear received
+ READ_READY_BN, // board has data byte available to read
+ WRITE_READY_BN, // board is ready to send a data byte
+ COMMAND_READY_BN, // board is ready to send a command byte
+ RECEIVED_END_BN, // received END
+ BUS_ERROR_BN, // bus error
+ DEV_CLEAR_BN, // device clear received
};
// interface functions
@@ -150,23 +150,23 @@ enum {
IMR0 = 0, /* interrupt mask 0 */
IMR1 = 1, /* interrupt mask 1 */
AUXCR = 3, /* auxiliary command */
- ADR = 4, // address register
- SPMR = 5, // serial poll mode register
+ ADR = 4, /* address register */
+ SPMR = 5, /* serial poll mode register */
PPR = 6, /* parallel poll */
CDOR = 7, /* data out register */
};
// read registers
enum {
- ISR0 = 0, /* interrupt status 0 */
- ISR1 = 1, /* interrupt status 1 */
- ADSR = 2, /* address status */
- BSR = 3, /* bus status */
- CPTR = 6, /* command pass thru */
- DIR = 7, /* data in register */
+ ISR0 = 0, /* interrupt status 0 */
+ ISR1 = 1, /* interrupt status 1 */
+ ADSR = 2, /* address status */
+ BSR = 3, /* bus status */
+ CPTR = 6, /* command pass thru */
+ DIR = 7, /* data in register */
};
-//bit definitions common to tms9914 compatible registers
+// bit definitions common to tms9914 compatible registers
/* ISR0 - Register bits */
enum isr0_bits {
@@ -248,33 +248,33 @@ enum bus_status_bits {
/*---------------------------------------------------------*/
enum aux_cmd_bits {
- AUX_CS = 0x80, /* set bit instead of clearing it, used with commands marked 'd' below */
- AUX_CHIP_RESET = 0x0, /* d Chip reset */
- AUX_INVAL = 0x1, // release dac holdoff, invalid command byte
- AUX_VAL = (AUX_INVAL | AUX_CS), // release dac holdoff, valid command byte
- AUX_RHDF = 0x2, /* X Release RFD holdoff */
- AUX_HLDA = 0x3, /* d holdoff on all data */
- AUX_HLDE = 0x4, /* d holdoff on EOI only */
- AUX_NBAF = 0x5, /* X Set new byte available false */
- AUX_FGET = 0x6, /* d force GET */
- AUX_RTL = 0x7, /* d return to local */
- AUX_SEOI = 0x8, /* X send EOI with next byte */
- AUX_LON = 0x9, /* d Listen only */
- AUX_TON = 0xa, /* d Talk only */
- AUX_GTS = 0xb, /* X goto standby */
- AUX_TCA = 0xc, /* X take control asynchronously */
- AUX_TCS = 0xd, /* X take " synchronously */
- AUX_RPP = 0xe, /* d Request parallel poll */
- AUX_SIC = 0xf, /* d send interface clear */
- AUX_SRE = 0x10, /* d send remote enable */
- AUX_RQC = 0x11, /* X request control */
- AUX_RLC = 0x12, /* X release control */
- AUX_DAI = 0x13, /* d disable all interrupts */
- AUX_PTS = 0x14, /* X pass through next secondary */
- AUX_STDL = 0x15, /* d short T1 delay */
- AUX_SHDW = 0x16, /* d shadow handshake */
- AUX_VSTDL = 0x17, /* d very short T1 delay (smj9914 extension) */
- AUX_RSV2 = 0x18, /* d request service bit 2 (smj9914 extension) */
+ AUX_CS = 0x80, /* set bit instead of clearing it, used with commands marked 'd' below */
+ AUX_CHIP_RESET = 0x0, /* d Chip reset */
+ AUX_INVAL = 0x1, /* release dac holdoff, invalid command byte */
+ AUX_VAL = (AUX_INVAL | AUX_CS), /* release dac holdoff, valid command byte */
+ AUX_RHDF = 0x2, /* X Release RFD holdoff */
+ AUX_HLDA = 0x3, /* d holdoff on all data */
+ AUX_HLDE = 0x4, /* d holdoff on EOI only */
+ AUX_NBAF = 0x5, /* X Set new byte available false */
+ AUX_FGET = 0x6, /* d force GET */
+ AUX_RTL = 0x7, /* d return to local */
+ AUX_SEOI = 0x8, /* X send EOI with next byte */
+ AUX_LON = 0x9, /* d Listen only */
+ AUX_TON = 0xa, /* d Talk only */
+ AUX_GTS = 0xb, /* X goto standby */
+ AUX_TCA = 0xc, /* X take control asynchronously */
+ AUX_TCS = 0xd, /* X take " synchronously */
+ AUX_RPP = 0xe, /* d Request parallel poll */
+ AUX_SIC = 0xf, /* d send interface clear */
+ AUX_SRE = 0x10, /* d send remote enable */
+ AUX_RQC = 0x11, /* X request control */
+ AUX_RLC = 0x12, /* X release control */
+ AUX_DAI = 0x13, /* d disable all interrupts */
+ AUX_PTS = 0x14, /* X pass through next secondary */
+ AUX_STDL = 0x15, /* d short T1 delay */
+ AUX_SHDW = 0x16, /* d shadow handshake */
+ AUX_VSTDL = 0x17, /* d very short T1 delay (smj9914 extension) */
+ AUX_RSV2 = 0x18, /* d request service bit 2 (smj9914 extension) */
};
#endif //_TMS9914_H
diff --git a/drivers/staging/gpib/include/tnt4882_registers.h b/drivers/gpib/include/tnt4882_registers.h
index 1b1441cd03d5..d54c4cc61168 100644
--- a/drivers/staging/gpib/include/tnt4882_registers.h
+++ b/drivers/gpib/include/tnt4882_registers.h
@@ -32,11 +32,11 @@ enum {
CMDR = 0x1c, // command register
TIMER = 0x1e, // timer register
- STS1 = 0x10, /* T488 Status Register 1 */
- STS2 = 0x1c, /* T488 Status Register 2 */
+ STS1 = 0x10, // T488 Status Register 1
+ STS2 = 0x1c, // T488 Status Register 2
ISR0 = IMR0,
- ISR3 = 0x1a, /* T488 Interrupt Status Register 3 */
- BCR = 0x1f, /* bus control/status register */
+ ISR3 = 0x1a, // T488 Interrupt Status Register 3
+ BCR = 0x1f, // bus control/status register
BSR = BCR,
};
@@ -107,11 +107,11 @@ enum imr0_bits {
/* ISR0 -- Interrupt Status Register 0 */
enum isr0_bits {
- TNT_SYNC_BIT = 0x1, /* handshake sync */
- TNT_TO_BIT = 0x2, /* timeout */
- TNT_ATNI_BIT = 0x4, /* ATN interrupt */
+ TNT_SYNC_BIT = 0x1, /* handshake sync */
+ TNT_TO_BIT = 0x2, /* timeout */
+ TNT_ATNI_BIT = 0x4, /* ATN interrupt */
TNT_IFCI_BIT = 0x8, /* interface clear interrupt */
- TNT_EOS_BIT = 0x10, /* end of string */
+ TNT_EOS_BIT = 0x10, /* end of string */
TNT_NL_BIT = 0x20, /* new line receive */
TNT_STBO_BIT = 0x40, /* status byte out */
TNT_NBA_BIT = 0x80, /* new byte available */
@@ -129,7 +129,7 @@ enum isr3_bits {
};
enum keyreg_bits {
- MSTD = 0x20, // enable 350ns T1 delay
+ MSTD = 0x20, /* enable 350ns T1 delay */
};
/* STS1 -- Status Register 1 (read only) */
@@ -157,7 +157,7 @@ enum tnt4882_aux_cmds {
AUX_9914 = 0x15, // switch to 9914 mode
AUX_REQT = 0x18,
AUX_REQF = 0x19,
- AUX_PAGEIN = 0x50, /* page in alternate registers */
+ AUX_PAGEIN = 0x50, // page in alternate registers
AUX_HLDI = 0x51, // rfd holdoff immediately
AUX_CLEAR_END = 0x55,
AUX_7210 = 0x99, // switch to 7210 mode
@@ -183,7 +183,7 @@ enum auxi_bits {
enum sasr_bits {
ACRDY_BIT = 0x4, /* acceptor ready state */
- ADHS_BIT = 0x8, /* acceptor data holdoff state */
+ ADHS_BIT = 0x8, /* acceptor data holdoff state */
ANHS2_BIT = 0x10, /* acceptor not ready holdoff immediately state */
ANHS1_BIT = 0x20, /* acceptor not ready holdoff state */
AEHS_BIT = 0x40, /* acceptor end holdoff state */
diff --git a/drivers/staging/gpib/ines/Makefile b/drivers/gpib/ines/Makefile
index 88241f15ecea..88241f15ecea 100644
--- a/drivers/staging/gpib/ines/Makefile
+++ b/drivers/gpib/ines/Makefile
diff --git a/drivers/staging/gpib/ines/ines.h b/drivers/gpib/ines/ines.h
index f0210ce2470d..6ad57e9a1216 100644
--- a/drivers/staging/gpib/ines/ines.h
+++ b/drivers/gpib/ines/ines.h
@@ -97,9 +97,9 @@ enum extend_mode_bits {
TR3_TRIG_ENABLE_BIT = 0x1, // enable generation of trigger pulse T/R3 pin
// clear message available status bit when chip writes byte with EOI true
MAV_ENABLE_BIT = 0x2,
- EOS1_ENABLE_BIT = 0x4, // enable eos register 1
- EOS2_ENABLE_BIT = 0x8, // enable eos register 2
- EOIDIS_BIT = 0x10, // disable EOI interrupt when doing rfd holdoff on end?
+ EOS1_ENABLE_BIT = 0x4, // enable eos register 1
+ EOS2_ENABLE_BIT = 0x8, // enable eos register 2
+ EOIDIS_BIT = 0x10, // disable EOI interrupt when doing rfd holdoff on end?
XFER_COUNTER_ENABLE_BIT = 0x20,
XFER_COUNTER_OUTPUT_BIT = 0x40, // use counter for output, clear for input
// when xfer counter hits 0, assert EOI on write or RFD holdoff on read
@@ -121,10 +121,10 @@ enum ines_admr_bits {
};
enum xdma_control_bits {
- DMA_OUTPUT_BIT = 0x1, // use dma for output, clear for input
+ DMA_OUTPUT_BIT = 0x1, // use dma for output, clear for input
ENABLE_SYNC_DMA_BIT = 0x2,
- DMA_ACCESS_EVERY_CYCLE = 0x4,// dma accesses fifo every cycle, clear for every other cycle
- DMA_16BIT = 0x8, // clear for 8 bit transfers
+ DMA_ACCESS_EVERY_CYCLE = 0x4, // dma accesses fifo every cycle, clear for every other cycle
+ DMA_16BIT = 0x8, // clear for 8 bit transfers
};
enum bus_control_monitor_bits {
diff --git a/drivers/staging/gpib/ines/ines_gpib.c b/drivers/gpib/ines/ines_gpib.c
index c851fd014f48..a3cf846fd0f9 100644
--- a/drivers/staging/gpib/ines/ines_gpib.c
+++ b/drivers/gpib/ines/ines_gpib.c
@@ -152,7 +152,7 @@ static int ines_accel_read(struct gpib_board *board, u8 *buffer,
write_byte(nec_priv, INES_RFD_HLD_IMMEDIATE, AUXMR);
- //clear in fifo
+ // clear in fifo
nec7210_set_reg_bits(nec_priv, ADMR, IN_FIFO_ENABLE_BIT, 0);
nec7210_set_reg_bits(nec_priv, ADMR, IN_FIFO_ENABLE_BIT, IN_FIFO_ENABLE_BIT);
@@ -225,7 +225,7 @@ static int ines_accel_write(struct gpib_board *board, u8 *buffer, size_t length,
unsigned int num_bytes, i;
*bytes_written = 0;
- //clear out fifo
+ // clear out fifo
nec7210_set_reg_bits(nec_priv, ADMR, OUT_FIFO_ENABLE_BIT, 0);
nec7210_set_reg_bits(nec_priv, ADMR, OUT_FIFO_ENABLE_BIT, OUT_FIFO_ENABLE_BIT);
diff --git a/drivers/staging/gpib/lpvo_usb_gpib/Makefile b/drivers/gpib/lpvo_usb_gpib/Makefile
index 360553488e6d..360553488e6d 100644
--- a/drivers/staging/gpib/lpvo_usb_gpib/Makefile
+++ b/drivers/gpib/lpvo_usb_gpib/Makefile
diff --git a/drivers/staging/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c b/drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c
index dd68c4843490..dd68c4843490 100644
--- a/drivers/staging/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c
+++ b/drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c
diff --git a/drivers/staging/gpib/nec7210/Makefile b/drivers/gpib/nec7210/Makefile
index 64330f2e89d1..64330f2e89d1 100644
--- a/drivers/staging/gpib/nec7210/Makefile
+++ b/drivers/gpib/nec7210/Makefile
diff --git a/drivers/staging/gpib/nec7210/board.h b/drivers/gpib/nec7210/board.h
index ac3fe38ade57..ac3fe38ade57 100644
--- a/drivers/staging/gpib/nec7210/board.h
+++ b/drivers/gpib/nec7210/board.h
diff --git a/drivers/staging/gpib/nec7210/nec7210.c b/drivers/gpib/nec7210/nec7210.c
index 34a1cae4f486..bbf39367f5e4 100644
--- a/drivers/staging/gpib/nec7210/nec7210.c
+++ b/drivers/gpib/nec7210/nec7210.c
@@ -779,10 +779,10 @@ int nec7210_write(struct gpib_board *board, struct nec7210_priv *priv,
*bytes_written = 0;
- clear_bit(DEV_CLEAR_BN, &priv->state); //XXX
+ clear_bit(DEV_CLEAR_BN, &priv->state); // XXX
if (send_eoi)
- length-- ; /* save the last byte for sending EOI */
+ length-- ; // save the last byte for sending EOI
if (length > 0) {
// isa dma transfer
@@ -1005,7 +1005,7 @@ void nec7210_board_online(struct nec7210_priv *priv, const struct gpib_board *bo
nec7210_primary_address(board, priv, board->pad);
nec7210_secondary_address(board, priv, board->sad, board->sad >= 0);
- // enable interrupts
+ /* enable interrupts */
priv->reg_bits[IMR1] = HR_ERRIE | HR_DECIE | HR_ENDIE |
HR_DETIE | HR_CPTIE | HR_DOIE | HR_DIIE;
priv->reg_bits[IMR2] = IMR2_ENABLE_INTR_MASK;
diff --git a/drivers/staging/gpib/ni_usb/Makefile b/drivers/gpib/ni_usb/Makefile
index 469c5d16add3..469c5d16add3 100644
--- a/drivers/staging/gpib/ni_usb/Makefile
+++ b/drivers/gpib/ni_usb/Makefile
diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c b/drivers/gpib/ni_usb/ni_usb_gpib.c
index 73ea72f34c0a..1f8412de9fa3 100644
--- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c
+++ b/drivers/gpib/ni_usb/ni_usb_gpib.c
@@ -29,7 +29,7 @@ static void ni_usb_stop(struct ni_usb_priv *ni_priv);
static DEFINE_MUTEX(ni_usb_hotplug_lock);
-//calculates a reasonable timeout in that can be passed to usb functions
+// calculates a reasonable timeout in that can be passed to usb functions
static inline unsigned long ni_usb_timeout_msecs(unsigned int usec)
{
if (usec == 0)
@@ -327,7 +327,10 @@ static void ni_usb_soft_update_status(struct gpib_board *board, unsigned int ni_
board->status &= ~clear_mask;
board->status &= ~ni_usb_ibsta_mask;
board->status |= ni_usb_ibsta & ni_usb_ibsta_mask;
- //FIXME should generate events on DTAS and DCAS
+ if (ni_usb_ibsta & DCAS)
+ push_gpib_event(board, EVENT_DEV_CLR);
+ if (ni_usb_ibsta & DTAS)
+ push_gpib_event(board, EVENT_DEV_TRG);
spin_lock_irqsave(&board->spinlock, flags);
/* remove set status bits from monitored set why ?***/
@@ -569,7 +572,7 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv,
mutex_unlock(&ni_priv->addressed_transfer_lock);
ni_usb_parse_reg_write_status_block(in_data, &status, &reg_writes_completed);
- //FIXME parse extra 09 status bits and termination
+ // FIXME parse extra 09 status bits and termination
kfree(in_data);
if (status.id != NIUSB_REG_WRITE_ID) {
dev_err(&usb_dev->dev, "parse error, id=0x%x != NIUSB_REG_WRITE_ID\n", status.id);
@@ -694,8 +697,12 @@ static int ni_usb_read(struct gpib_board *board, u8 *buffer, size_t length,
*/
break;
case NIUSB_ATN_STATE_ERROR:
- retval = -EIO;
- dev_err(&usb_dev->dev, "read when ATN set\n");
+ if (status.ibsta & DCAS) {
+ retval = -EINTR;
+ } else {
+ retval = -EIO;
+ dev_dbg(&usb_dev->dev, "read when ATN set stat: 0x%06x\n", status.ibsta);
+ }
break;
case NIUSB_ADDRESSING_ERROR:
retval = -EIO;
@@ -1106,7 +1113,7 @@ static int ni_usb_request_system_control(struct gpib_board *board, int request_c
return 0;
}
-//FIXME maybe the interface should have a "pulse interface clear" function that can return an error?
+// FIXME maybe the interface should have a "pulse interface clear" function that can return an error?
static void ni_usb_interface_clear(struct gpib_board *board, int assert)
{
int retval;
@@ -1363,7 +1370,7 @@ static int ni_usb_parallel_poll(struct gpib_board *board, u8 *result)
return -ENOMEM;
out_data[i++] = NIUSB_IBRPP_ID;
- out_data[i++] = 0xf0; //FIXME: this should be the parallel poll timeout code
+ out_data[i++] = 0xf0; // FIXME: this should be the parallel poll timeout code
out_data[i++] = 0x0;
out_data[i++] = 0x0;
i += ni_usb_bulk_termination(&out_data[i]);
diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.h b/drivers/gpib/ni_usb/ni_usb_gpib.h
index b011e131201c..688f5e08792f 100644
--- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.h
+++ b/drivers/gpib/ni_usb/ni_usb_gpib.h
@@ -72,10 +72,10 @@ struct ni_usb_priv {
struct urb *bulk_urb;
struct urb *interrupt_urb;
u8 interrupt_buffer[0x11];
- struct mutex addressed_transfer_lock; // protect transfer lock
- struct mutex bulk_transfer_lock; // protect bulk message sends
- struct mutex control_transfer_lock; // protect control messages
- struct mutex interrupt_transfer_lock; // protect interrupt messages
+ struct mutex addressed_transfer_lock; // protect transfer lock
+ struct mutex bulk_transfer_lock; // protect bulk message sends
+ struct mutex control_transfer_lock; // protect control messages
+ struct mutex interrupt_transfer_lock; // protect interrupt messages
struct timer_list bulk_timer;
struct ni_usb_urb_ctx context;
int product_id;
@@ -145,7 +145,7 @@ enum ni_usb_error_codes {
* CIC with no listener
*/
NIUSB_NO_LISTENER_ERROR = 8,
- // get NIUSB_TIMEOUT_ERROR on board read/write timeout
+ /* get NIUSB_TIMEOUT_ERROR on board read/write timeout */
NIUSB_TIMEOUT_ERROR = 10,
};
diff --git a/drivers/staging/gpib/pc2/Makefile b/drivers/gpib/pc2/Makefile
index 481ee4296e1b..481ee4296e1b 100644
--- a/drivers/staging/gpib/pc2/Makefile
+++ b/drivers/gpib/pc2/Makefile
diff --git a/drivers/staging/gpib/pc2/pc2_gpib.c b/drivers/gpib/pc2/pc2_gpib.c
index 2282492025b7..9f3943d1df66 100644
--- a/drivers/staging/gpib/pc2/pc2_gpib.c
+++ b/drivers/gpib/pc2/pc2_gpib.c
@@ -36,7 +36,7 @@ static const int pc2_2a_iosize = 16;
static const int pc2a_reg_offset = 0x400;
static const int pc2_reg_offset = 1;
-//interrupt service routine
+// interrupt service routine
static irqreturn_t pc2_interrupt(int irq, void *arg);
static irqreturn_t pc2a_interrupt(int irq, void *arg);
@@ -593,7 +593,7 @@ static struct gpib_interface pc2a_cb7210_interface = {
.parallel_poll_configure = pc2_parallel_poll_configure,
.parallel_poll_response = pc2_parallel_poll_response,
.local_parallel_poll_mode = NULL, // XXX
- .line_status = NULL, //XXX
+ .line_status = NULL, // XXX
.update_status = pc2_update_status,
.primary_address = pc2_primary_address,
.secondary_address = pc2_secondary_address,
diff --git a/drivers/staging/gpib/tms9914/Makefile b/drivers/gpib/tms9914/Makefile
index 4705ab07f413..4705ab07f413 100644
--- a/drivers/staging/gpib/tms9914/Makefile
+++ b/drivers/gpib/tms9914/Makefile
diff --git a/drivers/staging/gpib/tms9914/tms9914.c b/drivers/gpib/tms9914/tms9914.c
index 04d57108efc7..72a11596a35e 100644
--- a/drivers/staging/gpib/tms9914/tms9914.c
+++ b/drivers/gpib/tms9914/tms9914.c
@@ -535,7 +535,7 @@ int tms9914_read(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer
buffer += num_bytes;
length -= num_bytes;
}
- // read last bytes if we havn't received an END yet
+ // read last bytes if we haven't received an END yet
if (*end == 0) {
// make sure we holdoff after last byte read
tms9914_set_holdoff_mode(priv, TMS9914_HOLDOFF_ALL);
@@ -647,7 +647,7 @@ static void check_my_address_state(struct gpib_board *board,
} else if (cmd_byte == MTA(board->pad)) {
priv->primary_talk_addressed = 1;
if (board->sad < 0)
- //make active talker
+ // make active talker
write_byte(priv, AUX_TON | AUX_CS, AUXCR);
} else if (board->sad >= 0 && priv->primary_talk_addressed &&
cmd_byte == MSA(board->sad)) {
@@ -730,7 +730,7 @@ irqreturn_t tms9914_interrupt_have_status(struct gpib_board *board, struct tms99
if (status0 & HR_SPAS) {
priv->spoll_status &= ~request_service_bit;
write_byte(priv, priv->spoll_status, SPMR);
- //FIXME: set SPOLL status bit
+ // FIXME: set SPOLL status bit
}
// record service request in status
if (status1 & HR_SRQ)
@@ -841,7 +841,7 @@ void tms9914_board_reset(struct tms9914_priv *priv)
/* parallel poll unconfigure */
write_byte(priv, 0, PPR);
- // request for data holdoff
+ /* request for data holdoff */
tms9914_set_holdoff_mode(priv, TMS9914_HOLDOFF_ALL);
}
EXPORT_SYMBOL_GPL(tms9914_board_reset);
@@ -852,7 +852,7 @@ void tms9914_online(struct gpib_board *board, struct tms9914_priv *priv)
tms9914_primary_address(board, priv, board->pad);
tms9914_secondary_address(board, priv, board->sad, board->sad >= 0);
- // enable tms9914 interrupts
+ /* enable tms9914 interrupts */
priv->imr0_bits |= HR_MACIE | HR_RLCIE | HR_ENDIE | HR_BOIE | HR_BIIE |
HR_SPASIE;
priv->imr1_bits |= HR_MAIE | HR_SRQIE | HR_UNCIE | HR_ERRIE | HR_IFCIE |
@@ -861,7 +861,7 @@ void tms9914_online(struct gpib_board *board, struct tms9914_priv *priv)
write_byte(priv, priv->imr1_bits, IMR1);
write_byte(priv, AUX_DAI, AUXCR);
- // turn off reset state
+ /* turn off reset state */
write_byte(priv, AUX_CHIP_RESET, AUXCR);
}
EXPORT_SYMBOL_GPL(tms9914_online);
diff --git a/drivers/staging/gpib/tnt4882/Makefile b/drivers/gpib/tnt4882/Makefile
index fa1687ad0d1b..fa1687ad0d1b 100644
--- a/drivers/staging/gpib/tnt4882/Makefile
+++ b/drivers/gpib/tnt4882/Makefile
diff --git a/drivers/staging/gpib/tnt4882/mite.c b/drivers/gpib/tnt4882/mite.c
index 847b96f411bd..847b96f411bd 100644
--- a/drivers/staging/gpib/tnt4882/mite.c
+++ b/drivers/gpib/tnt4882/mite.c
diff --git a/drivers/staging/gpib/tnt4882/mite.h b/drivers/gpib/tnt4882/mite.h
index 522d6b56cb7d..a1fdba9672a0 100644
--- a/drivers/staging/gpib/tnt4882/mite.h
+++ b/drivers/gpib/tnt4882/mite.h
@@ -219,15 +219,15 @@ void mite_list_devices(void);
#define MITE_AMHOST_A24_BLOCK 0x3b
enum mite_registers {
- MITE_IODWBSR = 0xc0, //IO Device Window Base Size Register
- MITE_CSIGR = 0x460, //chip signature
- MITE_IODWBSR_1 = 0xc4, // IO Device Window Base Size Register 1 (used by 6602 boards)
+ MITE_IODWBSR = 0xc0, // IO Device Window Base Size Register
+ MITE_CSIGR = 0x460, // chip signature
+ MITE_IODWBSR_1 = 0xc4, // IO Device Window Base Size Register 1 (used by 6602 boards)
MITE_IODWCR_1 = 0xf4
};
enum MITE_IODWBSR_bits {
- WENAB = 0x80, // window enable
- WENAB_6602 = 0x8c // window enable for 6602 boards
+ WENAB = 0x80, // window enable
+ WENAB_6602 = 0x8c // window enable for 6602 boards
};
#endif
diff --git a/drivers/staging/gpib/tnt4882/tnt4882_gpib.c b/drivers/gpib/tnt4882/tnt4882_gpib.c
index a17b69e34986..c03a976b7380 100644
--- a/drivers/staging/gpib/tnt4882/tnt4882_gpib.c
+++ b/drivers/gpib/tnt4882/tnt4882_gpib.c
@@ -570,7 +570,7 @@ static irqreturn_t tnt4882_internal_interrupt(struct gpib_board *board)
if (isr0_bits & TNT_IFCI_BIT)
push_gpib_event(board, EVENT_IFC);
- //XXX don't need this wakeup, one below should do?
+ // XXX don't need this wakeup, one below should do?
// wake_up_interruptible(&board->wait);
if (isr3_bits & HR_NFF)
@@ -730,7 +730,7 @@ static int tnt4882_parallel_poll(struct gpib_board *board, u8 *result)
if (tnt_priv->nec7210_priv.type != NEC7210) {
tnt_priv->auxg_bits |= RPP2_BIT;
write_byte(&tnt_priv->nec7210_priv, tnt_priv->auxg_bits, AUXMR);
- udelay(2); //FIXME use parallel poll timeout
+ udelay(2); // FIXME use parallel poll timeout
*result = read_byte(&tnt_priv->nec7210_priv, CPTR);
tnt_priv->auxg_bits &= ~RPP2_BIT;
write_byte(&tnt_priv->nec7210_priv, tnt_priv->auxg_bits, AUXMR);
@@ -1522,7 +1522,6 @@ static void __exit tnt4882_exit_module(void)
#include <linux/moduleparam.h>
#include <linux/ptrace.h>
#include <linux/timer.h>
-#include <linux/ioport.h>
#include <linux/io.h>
#include <pcmcia/cistpl.h>
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index e43abb322fa6..c74da29253e8 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -3,6 +3,12 @@
# GPIO infrastructure and drivers
#
+config GPIOLIB_LEGACY
+ def_bool y
+
+config HAVE_SHARED_GPIOS
+ bool
+
menuconfig GPIOLIB
bool "GPIO Support"
help
@@ -12,9 +18,6 @@ menuconfig GPIOLIB
If unsure, say N.
-config GPIOLIB_LEGACY
- def_bool y
-
if GPIOLIB
config GPIOLIB_FASTPATH_LIMIT
@@ -42,13 +45,10 @@ config GPIOLIB_IRQCHIP
select IRQ_DOMAIN
bool
-config OF_GPIO_MM_GPIOCHIP
- bool
- help
- This adds support for the legacy 'struct of_mm_gpio_chip' interface
- from PowerPC. Existing drivers using this interface need to select
- this symbol, but new drivers should use the generic gpio-regmap
- infrastructure instead.
+config GPIO_SHARED
+ def_bool y
+ depends on HAVE_SHARED_GPIOS || COMPILE_TEST
+ select AUXILIARY_BUS
config DEBUG_GPIO
bool "Debug GPIO calls"
@@ -303,7 +303,7 @@ config GPIO_EN7523
config GPIO_EP93XX
def_bool y
- depends on ARCH_EP93XX
+ depends on ARCH_EP93XX || COMPILE_TEST
select GPIO_GENERIC
select GPIOLIB_IRQCHIP
@@ -408,8 +408,7 @@ config GPIO_IMX_SCU
config GPIO_IXP4XX
bool "Intel IXP4xx GPIO"
- depends on ARCH_IXP4XX
- depends on OF
+ depends on (ARCH_IXP4XX && OF) || COMPILE_TEST
select GPIO_GENERIC
select GPIOLIB_IRQCHIP
select IRQ_DOMAIN_HIERARCHY
@@ -437,6 +436,7 @@ config GPIO_LOONGSON_64BIT
depends on LOONGARCH || COMPILE_TEST
depends on OF_GPIO
select GPIO_GENERIC
+ select GPIOLIB_IRQCHIP
help
Say yes here to support the GPIO functionality of a number of
Loongson series of chips. The Loongson GPIO controller supports
@@ -476,7 +476,6 @@ config GPIO_MENZ127
config GPIO_MM_LANTIQ
bool "Lantiq Memory mapped GPIOs"
depends on LANTIQ && SOC_XWAY
- select OF_GPIO_MM_GPIOCHIP
help
This enables support for memory mapped GPIOs on the External Bus Unit
(EBU) found on Lantiq SoCs. The GPIOs are output only as they are
@@ -485,7 +484,6 @@ config GPIO_MM_LANTIQ
config GPIO_MPC5200
def_bool y
depends on PPC_MPC52xx
- select OF_GPIO_MM_GPIOCHIP
config GPIO_MPC8XXX
bool "MPC512x/MPC8xxx/QorIQ GPIO support"
@@ -735,7 +733,8 @@ config GPIO_TANGIER
If built as a module its name will be gpio-tangier.
config GPIO_TB10X
- bool
+ bool "Abilis Systems TB10x GPIO controller"
+ depends on ARC_PLAT_TB10X || COMPILE_TEST
select GPIO_GENERIC
select GENERIC_IRQ_CHIP
select OF_GPIO
@@ -884,7 +883,7 @@ config GPIO_ZYNQMP_MODEPIN
config GPIO_LOONGSON1
tristate "Loongson1 GPIO support"
- depends on MACH_LOONGSON32
+ depends on MACH_LOONGSON32 || COMPILE_TEST
select GPIO_GENERIC
help
Say Y or M here to support GPIO on Loongson1 SoCs.
@@ -1194,14 +1193,18 @@ config GPIO_PCA953X
4 bits: pca9536, pca9537
8 bits: max7310, max7315, pca6107, pca9534, pca9538, pca9554,
- pca9556, pca9557, pca9574, tca6408, tca9554, xra1202
+ pca9556, pca9557, pca9574, tca6408, tca9554, xra1202,
+ pcal6408, pcal9554b, tca9538
16 bits: max7312, max7313, pca9535, pca9539, pca9555, pca9575,
- tca6416
+ tca6416, pca6416, pcal6416, pcal9535, pcal9555a, max7318,
+ tca9539
+
+ 18 bits: tca6418
- 24 bits: tca6424
+ 24 bits: tca6424, pcal6524
- 40 bits: pca9505, pca9698
+ 40 bits: pca9505, pca9698, pca9506
config GPIO_PCA953X_IRQ
bool "Interrupt controller support for PCA953x"
@@ -1409,7 +1412,7 @@ config HTC_EGPIO
config GPIO_ELKHARTLAKE
tristate "Intel Elkhart Lake PSE GPIO support"
- depends on X86 || COMPILE_TEST
+ depends on INTEL_EHL_PSE_IO
select GPIO_TANGIER
help
Select this option to enable GPIO support for Intel Elkhart Lake
@@ -1492,6 +1495,18 @@ config GPIO_MADERA
help
Support for GPIOs on Cirrus Logic Madera class codecs.
+config GPIO_MAX7360
+ tristate "MAX7360 GPIO support"
+ depends on MFD_MAX7360
+ select GPIO_REGMAP
+ select REGMAP_IRQ
+ help
+ Allows to use MAX7360 I/O Expander PWM lines as GPIO and keypad COL
+ lines as GPO.
+
+ This driver can also be built as a module. If so, the module will be
+ called gpio-max7360.
+
config GPIO_MAX77620
tristate "GPIO support for PMIC MAX77620 and MAX20024"
depends on MFD_MAX77620
@@ -1522,6 +1537,18 @@ config GPIO_MAX77759
This driver can also be built as a module. If so, the module will be
called gpio-max77759.
+config GPIO_NCT6694
+ tristate "Nuvoton NCT6694 GPIO controller support"
+ depends on MFD_NCT6694
+ select GENERIC_IRQ_CHIP
+ select GPIOLIB_IRQCHIP
+ help
+ This driver supports 8 GPIO pins per bank that can all be interrupt
+ sources.
+
+ This driver can also be built as a module. If so, the module will be
+ called gpio-nct6694.
+
config GPIO_PALMAS
tristate "TI PALMAS series PMICs GPIO"
depends on MFD_PALMAS
@@ -1537,6 +1564,15 @@ config GPIO_PMIC_EIC_SPRD
help
Say yes here to support Spreadtrum PMIC EIC device.
+config GPIO_QIXIS_FPGA
+ tristate "NXP QIXIS FPGA GPIO support"
+ depends on MFD_SIMPLE_MFD_I2C || COMPILE_TEST
+ select GPIO_REGMAP
+ help
+ This enables support for the GPIOs found in the QIXIS FPGA which is
+ integrated on some NXP Layerscape boards such as LX2160ARDB and
+ LS1046AQDS.
+
config GPIO_RC5T583
bool "RICOH RC5T583 GPIO"
depends on MFD_RC5T583
@@ -1559,7 +1595,7 @@ config GPIO_SL28CPLD
called gpio-sl28cpld.
config GPIO_STMPE
- bool "STMPE GPIOs"
+ tristate "STMPE GPIOs"
depends on MFD_STMPE
depends on OF_GPIO
select GPIOLIB_IRQCHIP
@@ -1923,6 +1959,17 @@ config GPIO_MPSSE
GPIO driver for FTDI's MPSSE interface. These can do input and
output. Each MPSSE provides 16 IO pins.
+config GPIO_USBIO
+ tristate "Intel USBIO GPIO support"
+ depends on USB_USBIO
+ default USB_USBIO
+ help
+ Select this option to enable GPIO driver for the INTEL
+ USBIO driver stack.
+
+ This driver can also be built as a module. If so, the module
+ will be called gpio_usbio.
+
endmenu
menu "Virtual GPIO drivers"
@@ -1978,6 +2025,15 @@ config GPIO_SIM
This enables the GPIO simulator - a configfs-based GPIO testing
driver.
+config GPIO_SHARED_PROXY
+ tristate "Proxy driver for non-exclusive GPIOs"
+ default m
+ depends on GPIO_SHARED || COMPILE_TEST
+ select AUXILIARY_BUS
+ help
+ This enables the GPIO shared proxy driver - an abstraction layer
+ for GPIO pins that are shared by multiple devices.
+
endmenu
menu "GPIO Debugging utilities"
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 379f55e9ed1e..2421a8fd3733 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -12,6 +12,7 @@ obj-$(CONFIG_GPIO_SYSFS) += gpiolib-sysfs.o
obj-$(CONFIG_GPIO_ACPI) += gpiolib-acpi.o
gpiolib-acpi-y := gpiolib-acpi-core.o gpiolib-acpi-quirks.o
obj-$(CONFIG_GPIOLIB) += gpiolib-swnode.o
+obj-$(CONFIG_GPIO_SHARED) += gpiolib-shared.o
# Device drivers. Generally keep list sorted alphabetically
obj-$(CONFIG_GPIO_REGMAP) += gpio-regmap.o
@@ -106,6 +107,7 @@ obj-$(CONFIG_GPIO_MAX7300) += gpio-max7300.o
obj-$(CONFIG_GPIO_MAX7301) += gpio-max7301.o
obj-$(CONFIG_GPIO_MAX730X) += gpio-max730x.o
obj-$(CONFIG_GPIO_MAX732X) += gpio-max732x.o
+obj-$(CONFIG_GPIO_MAX7360) += gpio-max7360.o
obj-$(CONFIG_GPIO_MAX77620) += gpio-max77620.o
obj-$(CONFIG_GPIO_MAX77650) += gpio-max77650.o
obj-$(CONFIG_GPIO_MAX77759) += gpio-max77759.o
@@ -128,6 +130,7 @@ obj-$(CONFIG_GPIO_MT7621) += gpio-mt7621.o
obj-$(CONFIG_GPIO_MVEBU) += gpio-mvebu.o
obj-$(CONFIG_GPIO_MXC) += gpio-mxc.o
obj-$(CONFIG_GPIO_MXS) += gpio-mxs.o
+obj-$(CONFIG_GPIO_NCT6694) += gpio-nct6694.o
obj-$(CONFIG_GPIO_NOMADIK) += gpio-nomadik.o
obj-$(CONFIG_GPIO_NPCM_SGPIO) += gpio-npcm-sgpio.o
obj-$(CONFIG_GPIO_OCTEON) += gpio-octeon.o
@@ -144,6 +147,7 @@ obj-$(CONFIG_GPIO_PL061) += gpio-pl061.o
obj-$(CONFIG_GPIO_PMIC_EIC_SPRD) += gpio-pmic-eic-sprd.o
obj-$(CONFIG_GPIO_POLARFIRE_SOC) += gpio-mpfs.o
obj-$(CONFIG_GPIO_PXA) += gpio-pxa.o
+obj-$(CONFIG_GPIO_QIXIS_FPGA) += gpio-qixis-fpga.o
obj-$(CONFIG_GPIO_RASPBERRYPI_EXP) += gpio-raspberrypi-exp.o
obj-$(CONFIG_GPIO_RC5T583) += gpio-rc5t583.o
obj-$(CONFIG_GPIO_RCAR) += gpio-rcar.o
@@ -157,6 +161,7 @@ obj-$(CONFIG_ARCH_SA1100) += gpio-sa1100.o
obj-$(CONFIG_GPIO_SAMA5D2_PIOBU) += gpio-sama5d2-piobu.o
obj-$(CONFIG_GPIO_SCH311X) += gpio-sch311x.o
obj-$(CONFIG_GPIO_SCH) += gpio-sch.o
+obj-$(CONFIG_GPIO_SHARED_PROXY) += gpio-shared-proxy.o
obj-$(CONFIG_GPIO_SIFIVE) += gpio-sifive.o
obj-$(CONFIG_GPIO_SIM) += gpio-sim.o
obj-$(CONFIG_GPIO_SIOX) += gpio-siox.o
@@ -192,6 +197,7 @@ obj-$(CONFIG_GPIO_TS5500) += gpio-ts5500.o
obj-$(CONFIG_GPIO_TWL4030) += gpio-twl4030.o
obj-$(CONFIG_GPIO_TWL6040) += gpio-twl6040.o
obj-$(CONFIG_GPIO_UNIPHIER) += gpio-uniphier.o
+obj-$(CONFIG_GPIO_USBIO) += gpio-usbio.o
obj-$(CONFIG_GPIO_VF610) += gpio-vf610.o
obj-$(CONFIG_GPIO_VIPERBOARD) += gpio-viperboard.o
obj-$(CONFIG_GPIO_VIRTUSER) += gpio-virtuser.o
diff --git a/drivers/gpio/TODO b/drivers/gpio/TODO
index 7a09a4f58551..5acaeab029ec 100644
--- a/drivers/gpio/TODO
+++ b/drivers/gpio/TODO
@@ -86,17 +86,6 @@ Work items:
-------------------------------------------------------------------------------
-Get rid of <linux/gpio/legacy-of-mm-gpiochip.h>
-
-Work items:
-
-- Get rid of struct of_mm_gpio_chip altogether: use the generic MMIO
- GPIO for all current users (see below). Delete struct of_mm_gpio_chip,
- to_of_mm_gpio_chip(), of_mm_gpiochip_add_data(), of_mm_gpiochip_remove(),
- CONFIG_OF_GPIO_MM_GPIOCHIP from the kernel.
-
--------------------------------------------------------------------------------
-
Collect drivers
Collect GPIO drivers from arch/* and other places that should be placed
@@ -131,11 +120,6 @@ Work items:
helpers (x86 inb()/outb()) and convert port-mapped I/O drivers to use
this with dry-coding and sending to maintainers to test
-- Move the MMIO GPIO specific fields out of struct gpio_chip into a
- dedicated structure. Currently every GPIO chip has them if gpio-mmio is
- enabled in Kconfig even if it itself doesn't register with the helper
- library.
-
-------------------------------------------------------------------------------
Generic regmap GPIO
@@ -176,18 +160,6 @@ cannot be converted yet, but watch this space!
-------------------------------------------------------------------------------
-Convert all GPIO chips to using the new, value returning line setters
-
-struct gpio_chip's set() and set_multiple() callbacks are now deprecated. They
-return void and thus do not allow drivers to indicate failure to set the line
-value back to the caller.
-
-We've now added new variants - set_rv() and set_multiple_rv() that return an
-integer. Let's convert all GPIO drivers treewide to use the new callbacks,
-remove the old ones and finally rename the new ones back to the old names.
-
--------------------------------------------------------------------------------
-
Remove legacy sysfs features
We have two parallel per-chip class devices and per-exported-line attribute
diff --git a/drivers/gpio/gpio-104-idio-16.c b/drivers/gpio/gpio-104-idio-16.c
index ffe7e1cb6b23..fe5c10cd5c32 100644
--- a/drivers/gpio/gpio-104-idio-16.c
+++ b/drivers/gpio/gpio-104-idio-16.c
@@ -59,6 +59,7 @@ static const struct regmap_config idio_16_regmap_config = {
.reg_stride = 1,
.val_bits = 8,
.io_port = true,
+ .max_register = 0x5,
.wr_table = &idio_16_wr_table,
.rd_table = &idio_16_rd_table,
.volatile_table = &idio_16_rd_table,
diff --git a/drivers/gpio/gpio-aggregator.c b/drivers/gpio/gpio-aggregator.c
index af9d8b3a711d..416f265d09d0 100644
--- a/drivers/gpio/gpio-aggregator.c
+++ b/drivers/gpio/gpio-aggregator.c
@@ -12,6 +12,7 @@
#include <linux/configfs.h>
#include <linux/ctype.h>
#include <linux/delay.h>
+#include <linux/export.h>
#include <linux/idr.h>
#include <linux/kernel.h>
#include <linux/list.h>
@@ -28,6 +29,7 @@
#include <linux/gpio/consumer.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/forwarder.h>
#include <linux/gpio/machine.h>
#include "dev-sync-probe.h"
@@ -244,18 +246,34 @@ struct gpiochip_fwd {
spinlock_t slock; /* protects tmp[] if !can_sleep */
};
struct gpiochip_fwd_timing *delay_timings;
+ void *data;
+ unsigned long *valid_mask;
unsigned long tmp[]; /* values and descs for multiple ops */
};
-#define fwd_tmp_values(fwd) &(fwd)->tmp[0]
-#define fwd_tmp_descs(fwd) (void *)&(fwd)->tmp[BITS_TO_LONGS((fwd)->chip.ngpio)]
+#define fwd_tmp_values(fwd) (&(fwd)->tmp[0])
+#define fwd_tmp_descs(fwd) ((void *)&(fwd)->tmp[BITS_TO_LONGS((fwd)->chip.ngpio)])
#define fwd_tmp_size(ngpios) (BITS_TO_LONGS((ngpios)) + (ngpios))
+static int gpio_fwd_request(struct gpio_chip *chip, unsigned int offset)
+{
+ struct gpiochip_fwd *fwd = gpiochip_get_data(chip);
+
+ return test_bit(offset, fwd->valid_mask) ? 0 : -ENODEV;
+}
+
static int gpio_fwd_get_direction(struct gpio_chip *chip, unsigned int offset)
{
struct gpiochip_fwd *fwd = gpiochip_get_data(chip);
+ /*
+ * get_direction() is called during gpiochip registration, return
+ * -ENODEV if there is no GPIO desc for the line.
+ */
+ if (!test_bit(offset, fwd->valid_mask))
+ return -ENODEV;
+
return gpiod_get_direction(fwd->descs[offset]);
}
@@ -453,10 +471,11 @@ static int gpiochip_fwd_delay_of_xlate(struct gpio_chip *chip,
return line;
}
-static int gpiochip_fwd_setup_delay_line(struct device *dev, struct gpio_chip *chip,
- struct gpiochip_fwd *fwd)
+static int gpiochip_fwd_setup_delay_line(struct gpiochip_fwd *fwd)
{
- fwd->delay_timings = devm_kcalloc(dev, chip->ngpio,
+ struct gpio_chip *chip = &fwd->chip;
+
+ fwd->delay_timings = devm_kcalloc(chip->parent, chip->ngpio,
sizeof(*fwd->delay_timings),
GFP_KERNEL);
if (!fwd->delay_timings)
@@ -468,67 +487,235 @@ static int gpiochip_fwd_setup_delay_line(struct device *dev, struct gpio_chip *c
return 0;
}
#else
-static int gpiochip_fwd_setup_delay_line(struct device *dev, struct gpio_chip *chip,
- struct gpiochip_fwd *fwd)
+static int gpiochip_fwd_setup_delay_line(struct gpiochip_fwd *fwd)
{
return 0;
}
#endif /* !CONFIG_OF_GPIO */
/**
- * gpiochip_fwd_create() - Create a new GPIO forwarder
- * @dev: Parent device pointer
- * @ngpios: Number of GPIOs in the forwarder.
- * @descs: Array containing the GPIO descriptors to forward to.
- * This array must contain @ngpios entries, and must not be deallocated
- * before the forwarder has been destroyed again.
- * @features: Bitwise ORed features as defined with FWD_FEATURE_*.
+ * gpiochip_fwd_get_gpiochip - Get the GPIO chip for the GPIO forwarder
+ * @fwd: GPIO forwarder
*
- * This function creates a new gpiochip, which forwards all GPIO operations to
- * the passed GPIO descriptors.
+ * Returns: The GPIO chip for the GPIO forwarder
+ */
+struct gpio_chip *gpiochip_fwd_get_gpiochip(struct gpiochip_fwd *fwd)
+{
+ return &fwd->chip;
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_get_gpiochip, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_get_data - Get driver-private data for the GPIO forwarder
+ * @fwd: GPIO forwarder
*
- * Return: An opaque object pointer, or an ERR_PTR()-encoded negative error
- * code on failure.
+ * Returns: The driver-private data for the GPIO forwarder
*/
-static struct gpiochip_fwd *gpiochip_fwd_create(struct device *dev,
- unsigned int ngpios,
- struct gpio_desc *descs[],
- unsigned long features)
+void *gpiochip_fwd_get_data(struct gpiochip_fwd *fwd)
+{
+ return fwd->data;
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_get_data, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_request - Request a line of the GPIO forwarder
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line to request
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_gpio_request(struct gpiochip_fwd *fwd, unsigned int offset)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_request(gc, offset);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_request, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_get_direction - Return the current direction of a GPIO forwarder line
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line
+ *
+ * Returns: 0 for output, 1 for input, or an error code in case of error.
+ */
+int gpiochip_fwd_gpio_get_direction(struct gpiochip_fwd *fwd, unsigned int offset)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_get_direction(gc, offset);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_get_direction, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_direction_output - Set a GPIO forwarder line direction to
+ * output
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line
+ * @value: value to set
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_gpio_direction_output(struct gpiochip_fwd *fwd, unsigned int offset,
+ int value)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_direction_output(gc, offset, value);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_direction_output, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_direction_input - Set a GPIO forwarder line direction to input
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_gpio_direction_input(struct gpiochip_fwd *fwd, unsigned int offset)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_direction_input(gc, offset);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_direction_input, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_get - Return a GPIO forwarder line's value
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line
+ *
+ * Returns: The GPIO's logical value, i.e. taking the ACTIVE_LOW status into
+ * account, or negative errno on failure.
+ */
+int gpiochip_fwd_gpio_get(struct gpiochip_fwd *fwd, unsigned int offset)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_get(gc, offset);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_get, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_get_multiple - Get values for multiple GPIO forwarder lines
+ * @fwd: GPIO forwarder
+ * @mask: bit mask array; one bit per line; BITS_PER_LONG bits per word defines
+ * which lines are to be read
+ * @bits: bit value array; one bit per line; BITS_PER_LONG bits per word will
+ * contains the read values for the lines specified by mask
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_gpio_get_multiple(struct gpiochip_fwd *fwd, unsigned long *mask,
+ unsigned long *bits)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_get_multiple_locked(gc, mask, bits);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_get_multiple, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_set - Assign value to a GPIO forwarder line.
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line
+ * @value: value to set
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_gpio_set(struct gpiochip_fwd *fwd, unsigned int offset, int value)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_set(gc, offset, value);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_set, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_set_multiple - Assign values to multiple GPIO forwarder lines
+ * @fwd: GPIO forwarder
+ * @mask: bit mask array; one bit per output; BITS_PER_LONG bits per word
+ * defines which outputs are to be changed
+ * @bits: bit value array; one bit per output; BITS_PER_LONG bits per word
+ * defines the values the outputs specified by mask are to be set to
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_gpio_set_multiple(struct gpiochip_fwd *fwd, unsigned long *mask,
+ unsigned long *bits)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_set_multiple_locked(gc, mask, bits);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_set_multiple, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_set_config - Set @config for a GPIO forwarder line
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line
+ * @config: Same packed config format as generic pinconf
+ *
+ * Returns: 0 on success, %-ENOTSUPP if the controller doesn't support setting
+ * the configuration.
+ */
+int gpiochip_fwd_gpio_set_config(struct gpiochip_fwd *fwd, unsigned int offset,
+ unsigned long config)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_set_config(gc, offset, config);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_set_config, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_gpio_to_irq - Return the IRQ corresponding to a GPIO forwarder line
+ * @fwd: GPIO forwarder
+ * @offset: the offset of the line
+ *
+ * Returns: The Linux IRQ corresponding to the passed line, or an error code in
+ * case of error.
+ */
+int gpiochip_fwd_gpio_to_irq(struct gpiochip_fwd *fwd, unsigned int offset)
+{
+ struct gpio_chip *gc = gpiochip_fwd_get_gpiochip(fwd);
+
+ return gpio_fwd_to_irq(gc, offset);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_gpio_to_irq, "GPIO_FORWARDER");
+
+/**
+ * devm_gpiochip_fwd_alloc - Allocate and initialize a new GPIO forwarder
+ * @dev: Parent device pointer
+ * @ngpios: Number of GPIOs in the forwarder
+ *
+ * Returns: An opaque object pointer, or an ERR_PTR()-encoded negative error
+ * code on failure.
+ */
+struct gpiochip_fwd *devm_gpiochip_fwd_alloc(struct device *dev,
+ unsigned int ngpios)
{
- const char *label = dev_name(dev);
struct gpiochip_fwd *fwd;
struct gpio_chip *chip;
- unsigned int i;
- int error;
- fwd = devm_kzalloc(dev, struct_size(fwd, tmp, fwd_tmp_size(ngpios)),
- GFP_KERNEL);
+ fwd = devm_kzalloc(dev, struct_size(fwd, tmp, fwd_tmp_size(ngpios)), GFP_KERNEL);
if (!fwd)
return ERR_PTR(-ENOMEM);
- chip = &fwd->chip;
-
- /*
- * If any of the GPIO lines are sleeping, then the entire forwarder
- * will be sleeping.
- * If any of the chips support .set_config(), then the forwarder will
- * support setting configs.
- */
- for (i = 0; i < ngpios; i++) {
- struct gpio_chip *parent = gpiod_to_chip(descs[i]);
+ fwd->descs = devm_kcalloc(dev, ngpios, sizeof(*fwd->descs), GFP_KERNEL);
+ if (!fwd->descs)
+ return ERR_PTR(-ENOMEM);
- dev_dbg(dev, "%u => gpio %d irq %d\n", i,
- desc_to_gpio(descs[i]), gpiod_to_irq(descs[i]));
+ fwd->valid_mask = devm_bitmap_zalloc(dev, ngpios, GFP_KERNEL);
+ if (!fwd->valid_mask)
+ return ERR_PTR(-ENOMEM);
- if (gpiod_cansleep(descs[i]))
- chip->can_sleep = true;
- if (parent && parent->set_config)
- chip->set_config = gpio_fwd_set_config;
- }
+ chip = &fwd->chip;
- chip->label = label;
+ chip->label = dev_name(dev);
chip->parent = dev;
chip->owner = THIS_MODULE;
+ chip->request = gpio_fwd_request;
chip->get_direction = gpio_fwd_get_direction;
chip->direction_input = gpio_fwd_direction_input;
chip->direction_output = gpio_fwd_direction_output;
@@ -536,23 +723,132 @@ static struct gpiochip_fwd *gpiochip_fwd_create(struct device *dev,
chip->get_multiple = gpio_fwd_get_multiple_locked;
chip->set = gpio_fwd_set;
chip->set_multiple = gpio_fwd_set_multiple_locked;
+ chip->set_config = gpio_fwd_set_config;
chip->to_irq = gpio_fwd_to_irq;
chip->base = -1;
chip->ngpio = ngpios;
- fwd->descs = descs;
+
+ return fwd;
+}
+EXPORT_SYMBOL_NS_GPL(devm_gpiochip_fwd_alloc, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_desc_add - Add a GPIO desc in the forwarder
+ * @fwd: GPIO forwarder
+ * @desc: GPIO descriptor to register
+ * @offset: offset for the GPIO in the forwarder
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_desc_add(struct gpiochip_fwd *fwd, struct gpio_desc *desc,
+ unsigned int offset)
+{
+ struct gpio_chip *chip = &fwd->chip;
+
+ if (offset >= chip->ngpio)
+ return -EINVAL;
+
+ if (test_and_set_bit(offset, fwd->valid_mask))
+ return -EEXIST;
+
+ /*
+ * If any of the GPIO lines are sleeping, then the entire forwarder
+ * will be sleeping.
+ */
+ if (gpiod_cansleep(desc))
+ chip->can_sleep = true;
+
+ fwd->descs[offset] = desc;
+
+ dev_dbg(chip->parent, "%u => gpio %d irq %d\n", offset,
+ desc_to_gpio(desc), gpiod_to_irq(desc));
+
+ return 0;
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_desc_add, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_desc_free - Remove a GPIO desc from the forwarder
+ * @fwd: GPIO forwarder
+ * @offset: offset of GPIO desc to remove
+ */
+void gpiochip_fwd_desc_free(struct gpiochip_fwd *fwd, unsigned int offset)
+{
+ if (test_and_clear_bit(offset, fwd->valid_mask))
+ gpiod_put(fwd->descs[offset]);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_desc_free, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_register - Register a GPIO forwarder
+ * @fwd: GPIO forwarder
+ * @data: driver-private data associated with this forwarder
+ *
+ * Returns: 0 on success, or negative errno on failure.
+ */
+int gpiochip_fwd_register(struct gpiochip_fwd *fwd, void *data)
+{
+ struct gpio_chip *chip = &fwd->chip;
+
+ /*
+ * Some gpio_desc were not registered. They will be registered at runtime
+ * but we have to suppose they can sleep.
+ */
+ if (!bitmap_full(fwd->valid_mask, chip->ngpio))
+ chip->can_sleep = true;
if (chip->can_sleep)
mutex_init(&fwd->mlock);
else
spin_lock_init(&fwd->slock);
+ fwd->data = data;
+
+ return devm_gpiochip_add_data(chip->parent, chip, fwd);
+}
+EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_register, "GPIO_FORWARDER");
+
+/**
+ * gpiochip_fwd_create() - Create a new GPIO forwarder
+ * @dev: Parent device pointer
+ * @ngpios: Number of GPIOs in the forwarder.
+ * @descs: Array containing the GPIO descriptors to forward to.
+ * This array must contain @ngpios entries, and can be deallocated
+ * as the forwarder has its own array.
+ * @features: Bitwise ORed features as defined with FWD_FEATURE_*.
+ *
+ * This function creates a new gpiochip, which forwards all GPIO operations to
+ * the passed GPIO descriptors.
+ *
+ * Return: An opaque object pointer, or an ERR_PTR()-encoded negative error
+ * code on failure.
+ */
+static struct gpiochip_fwd *gpiochip_fwd_create(struct device *dev,
+ unsigned int ngpios,
+ struct gpio_desc *descs[],
+ unsigned long features)
+{
+ struct gpiochip_fwd *fwd;
+ unsigned int i;
+ int error;
+
+ fwd = devm_gpiochip_fwd_alloc(dev, ngpios);
+ if (IS_ERR(fwd))
+ return fwd;
+
+ for (i = 0; i < ngpios; i++) {
+ error = gpiochip_fwd_desc_add(fwd, descs[i], i);
+ if (error)
+ return ERR_PTR(error);
+ }
+
if (features & FWD_FEATURE_DELAY) {
- error = gpiochip_fwd_setup_delay_line(dev, chip, fwd);
+ error = gpiochip_fwd_setup_delay_line(fwd);
if (error)
return ERR_PTR(error);
}
- error = devm_gpiochip_add_data(dev, chip, fwd);
+ error = gpiochip_fwd_register(fwd, NULL);
if (error)
return ERR_PTR(error);
@@ -1334,6 +1630,7 @@ static int gpio_aggregator_probe(struct platform_device *pdev)
return PTR_ERR(fwd);
platform_set_drvdata(pdev, fwd);
+ devm_kfree(dev, descs);
return 0;
}
diff --git a/drivers/gpio/gpio-amdpt.c b/drivers/gpio/gpio-amdpt.c
index b70036587d9c..8458a6949c65 100644
--- a/drivers/gpio/gpio-amdpt.c
+++ b/drivers/gpio/gpio-amdpt.c
@@ -9,6 +9,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/spinlock.h>
#include <linux/acpi.h>
#include <linux/platform_device.h>
@@ -24,54 +25,50 @@
#define PT_SYNC_REG 0x28
struct pt_gpio_chip {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *reg_base;
};
static int pt_gpio_request(struct gpio_chip *gc, unsigned offset)
{
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc);
- unsigned long flags;
u32 using_pins;
dev_dbg(gc->parent, "pt_gpio_request offset=%x\n", offset);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
using_pins = readl(pt_gpio->reg_base + PT_SYNC_REG);
if (using_pins & BIT(offset)) {
dev_warn(gc->parent, "PT GPIO pin %x reconfigured\n",
offset);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
return -EINVAL;
}
writel(using_pins | BIT(offset), pt_gpio->reg_base + PT_SYNC_REG);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
-
return 0;
}
static void pt_gpio_free(struct gpio_chip *gc, unsigned offset)
{
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc);
- unsigned long flags;
u32 using_pins;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
using_pins = readl(pt_gpio->reg_base + PT_SYNC_REG);
using_pins &= ~BIT(offset);
writel(using_pins, pt_gpio->reg_base + PT_SYNC_REG);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
-
dev_dbg(gc->parent, "pt_gpio_free offset=%x\n", offset);
}
static int pt_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct pt_gpio_chip *pt_gpio;
int ret = 0;
@@ -91,22 +88,27 @@ static int pt_gpio_probe(struct platform_device *pdev)
return PTR_ERR(pt_gpio->reg_base);
}
- ret = bgpio_init(&pt_gpio->gc, dev, 4,
- pt_gpio->reg_base + PT_INPUTDATA_REG,
- pt_gpio->reg_base + PT_OUTPUTDATA_REG, NULL,
- pt_gpio->reg_base + PT_DIRECTION_REG, NULL,
- BGPIOF_READ_OUTPUT_REG_SET);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = pt_gpio->reg_base + PT_INPUTDATA_REG,
+ .set = pt_gpio->reg_base + PT_OUTPUTDATA_REG,
+ .dirout = pt_gpio->reg_base + PT_DIRECTION_REG,
+ .flags = GPIO_GENERIC_READ_OUTPUT_REG_SET,
+ };
+
+ ret = gpio_generic_chip_init(&pt_gpio->chip, &config);
if (ret) {
- dev_err(dev, "bgpio_init failed\n");
+ dev_err(dev, "failed to initialize the generic GPIO chip\n");
return ret;
}
- pt_gpio->gc.owner = THIS_MODULE;
- pt_gpio->gc.request = pt_gpio_request;
- pt_gpio->gc.free = pt_gpio_free;
- pt_gpio->gc.ngpio = (uintptr_t)device_get_match_data(dev);
+ pt_gpio->chip.gc.owner = THIS_MODULE;
+ pt_gpio->chip.gc.request = pt_gpio_request;
+ pt_gpio->chip.gc.free = pt_gpio_free;
+ pt_gpio->chip.gc.ngpio = (uintptr_t)device_get_match_data(dev);
- ret = devm_gpiochip_add_data(dev, &pt_gpio->gc, pt_gpio);
+ ret = devm_gpiochip_add_data(dev, &pt_gpio->chip.gc, pt_gpio);
if (ret) {
dev_err(dev, "Failed to register GPIO lib\n");
return ret;
diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c
index 7953a9c4e36d..cbdf781994dc 100644
--- a/drivers/gpio/gpio-aspeed.c
+++ b/drivers/gpio/gpio-aspeed.c
@@ -5,6 +5,7 @@
* Joel Stanley <joel@jms.id.au>
*/
+#include <linux/bitfield.h>
#include <linux/cleanup.h>
#include <linux/clk.h>
#include <linux/gpio/aspeed.h>
@@ -24,16 +25,11 @@
/*
* These two headers aren't meant to be used by GPIO drivers. We need
- * them in order to access gpio_chip_hwgpio() which we need to implement
+ * them in order to access gpiod_hwgpio() which we need to implement
* the aspeed specific API which allows the coprocessor to request
* access to some GPIOs and to arbitrate between coprocessor and ARM.
*/
#include <linux/gpio/consumer.h>
-#include "gpiolib.h"
-
-/* Non-constant mask variant of FIELD_GET() and FIELD_PREP() */
-#define field_get(_mask, _reg) (((_reg) & (_mask)) >> (ffs(_mask) - 1))
-#define field_prep(_mask, _val) (((_val) << (ffs(_mask) - 1)) & (_mask))
#define GPIO_G7_IRQ_STS_BASE 0x100
#define GPIO_G7_IRQ_STS_OFFSET(x) (GPIO_G7_IRQ_STS_BASE + (x) * 0x4)
@@ -942,7 +938,7 @@ int aspeed_gpio_copro_grab_gpio(struct gpio_desc *desc,
{
struct gpio_chip *chip = gpiod_to_chip(desc);
struct aspeed_gpio *gpio = gpiochip_get_data(chip);
- int rc = 0, bindex, offset = gpio_chip_hwgpio(desc);
+ int rc = 0, bindex, offset = gpiod_hwgpio(desc);
const struct aspeed_gpio_bank *bank = to_bank(offset);
if (!aspeed_gpio_support_copro(gpio))
@@ -987,7 +983,7 @@ int aspeed_gpio_copro_release_gpio(struct gpio_desc *desc)
{
struct gpio_chip *chip = gpiod_to_chip(desc);
struct aspeed_gpio *gpio = gpiochip_get_data(chip);
- int rc = 0, bindex, offset = gpio_chip_hwgpio(desc);
+ int rc = 0, bindex, offset = gpiod_hwgpio(desc);
if (!aspeed_gpio_support_copro(gpio))
return -EOPNOTSUPP;
diff --git a/drivers/gpio/gpio-ath79.c b/drivers/gpio/gpio-ath79.c
index de4cc12e5e03..2ad9f6ac6636 100644
--- a/drivers/gpio/gpio-ath79.c
+++ b/drivers/gpio/gpio-ath79.c
@@ -10,6 +10,7 @@
#include <linux/device.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/mod_devicetable.h>
@@ -28,17 +29,17 @@
#define AR71XX_GPIO_REG_INT_MASK 0x24
struct ath79_gpio_ctrl {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *base;
- raw_spinlock_t lock;
unsigned long both_edges;
};
static struct ath79_gpio_ctrl *irq_data_to_ath79_gpio(struct irq_data *data)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(data);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
- return container_of(gc, struct ath79_gpio_ctrl, gc);
+ return container_of(gen_gc, struct ath79_gpio_ctrl, chip);
}
static u32 ath79_gpio_read(struct ath79_gpio_ctrl *ctrl, unsigned reg)
@@ -70,48 +71,43 @@ static void ath79_gpio_irq_unmask(struct irq_data *data)
{
struct ath79_gpio_ctrl *ctrl = irq_data_to_ath79_gpio(data);
u32 mask = BIT(irqd_to_hwirq(data));
- unsigned long flags;
- gpiochip_enable_irq(&ctrl->gc, irqd_to_hwirq(data));
- raw_spin_lock_irqsave(&ctrl->lock, flags);
+ gpiochip_enable_irq(&ctrl->chip.gc, irqd_to_hwirq(data));
+
+ guard(gpio_generic_lock_irqsave)(&ctrl->chip);
+
ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_MASK, mask, mask);
- raw_spin_unlock_irqrestore(&ctrl->lock, flags);
}
static void ath79_gpio_irq_mask(struct irq_data *data)
{
struct ath79_gpio_ctrl *ctrl = irq_data_to_ath79_gpio(data);
u32 mask = BIT(irqd_to_hwirq(data));
- unsigned long flags;
- raw_spin_lock_irqsave(&ctrl->lock, flags);
- ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_MASK, mask, 0);
- raw_spin_unlock_irqrestore(&ctrl->lock, flags);
- gpiochip_disable_irq(&ctrl->gc, irqd_to_hwirq(data));
+ scoped_guard(gpio_generic_lock_irqsave, &ctrl->chip)
+ ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_MASK, mask, 0);
+
+ gpiochip_disable_irq(&ctrl->chip.gc, irqd_to_hwirq(data));
}
static void ath79_gpio_irq_enable(struct irq_data *data)
{
struct ath79_gpio_ctrl *ctrl = irq_data_to_ath79_gpio(data);
u32 mask = BIT(irqd_to_hwirq(data));
- unsigned long flags;
- raw_spin_lock_irqsave(&ctrl->lock, flags);
+ guard(gpio_generic_lock_irqsave)(&ctrl->chip);
ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_ENABLE, mask, mask);
ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_MASK, mask, mask);
- raw_spin_unlock_irqrestore(&ctrl->lock, flags);
}
static void ath79_gpio_irq_disable(struct irq_data *data)
{
struct ath79_gpio_ctrl *ctrl = irq_data_to_ath79_gpio(data);
u32 mask = BIT(irqd_to_hwirq(data));
- unsigned long flags;
- raw_spin_lock_irqsave(&ctrl->lock, flags);
+ guard(gpio_generic_lock_irqsave)(&ctrl->chip);
ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_MASK, mask, 0);
ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_ENABLE, mask, 0);
- raw_spin_unlock_irqrestore(&ctrl->lock, flags);
}
static int ath79_gpio_irq_set_type(struct irq_data *data,
@@ -120,7 +116,6 @@ static int ath79_gpio_irq_set_type(struct irq_data *data,
struct ath79_gpio_ctrl *ctrl = irq_data_to_ath79_gpio(data);
u32 mask = BIT(irqd_to_hwirq(data));
u32 type = 0, polarity = 0;
- unsigned long flags;
bool disabled;
switch (flow_type) {
@@ -142,7 +137,7 @@ static int ath79_gpio_irq_set_type(struct irq_data *data,
return -EINVAL;
}
- raw_spin_lock_irqsave(&ctrl->lock, flags);
+ guard(gpio_generic_lock_irqsave)(&ctrl->chip);
if (flow_type == IRQ_TYPE_EDGE_BOTH) {
ctrl->both_edges |= mask;
@@ -167,8 +162,6 @@ static int ath79_gpio_irq_set_type(struct irq_data *data,
ath79_gpio_update_bits(
ctrl, AR71XX_GPIO_REG_INT_ENABLE, mask, mask);
- raw_spin_unlock_irqrestore(&ctrl->lock, flags);
-
return 0;
}
@@ -187,28 +180,27 @@ static void ath79_gpio_irq_handler(struct irq_desc *desc)
{
struct gpio_chip *gc = irq_desc_get_handler_data(desc);
struct irq_chip *irqchip = irq_desc_get_chip(desc);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct ath79_gpio_ctrl *ctrl =
- container_of(gc, struct ath79_gpio_ctrl, gc);
- unsigned long flags, pending;
+ container_of(gen_gc, struct ath79_gpio_ctrl, chip);
+ unsigned long pending;
u32 both_edges, state;
int irq;
chained_irq_enter(irqchip, desc);
- raw_spin_lock_irqsave(&ctrl->lock, flags);
-
- pending = ath79_gpio_read(ctrl, AR71XX_GPIO_REG_INT_PENDING);
+ scoped_guard(gpio_generic_lock_irqsave, &ctrl->chip) {
+ pending = ath79_gpio_read(ctrl, AR71XX_GPIO_REG_INT_PENDING);
- /* Update the polarity of the both edges irqs */
- both_edges = ctrl->both_edges & pending;
- if (both_edges) {
- state = ath79_gpio_read(ctrl, AR71XX_GPIO_REG_IN);
- ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_POLARITY,
- both_edges, ~state);
+ /* Update the polarity of the both edges irqs */
+ both_edges = ctrl->both_edges & pending;
+ if (both_edges) {
+ state = ath79_gpio_read(ctrl, AR71XX_GPIO_REG_IN);
+ ath79_gpio_update_bits(ctrl, AR71XX_GPIO_REG_INT_POLARITY,
+ both_edges, ~state);
+ }
}
- raw_spin_unlock_irqrestore(&ctrl->lock, flags);
-
for_each_set_bit(irq, &pending, gc->ngpio)
generic_handle_domain_irq(gc->irq.domain, irq);
@@ -224,6 +216,7 @@ MODULE_DEVICE_TABLE(of, ath79_gpio_of_match);
static int ath79_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct ath79_gpio_ctrl *ctrl;
struct gpio_irq_chip *girq;
@@ -252,22 +245,25 @@ static int ath79_gpio_probe(struct platform_device *pdev)
if (IS_ERR(ctrl->base))
return PTR_ERR(ctrl->base);
- raw_spin_lock_init(&ctrl->lock);
- err = bgpio_init(&ctrl->gc, dev, 4,
- ctrl->base + AR71XX_GPIO_REG_IN,
- ctrl->base + AR71XX_GPIO_REG_SET,
- ctrl->base + AR71XX_GPIO_REG_CLEAR,
- oe_inverted ? NULL : ctrl->base + AR71XX_GPIO_REG_OE,
- oe_inverted ? ctrl->base + AR71XX_GPIO_REG_OE : NULL,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = ctrl->base + AR71XX_GPIO_REG_IN,
+ .set = ctrl->base + AR71XX_GPIO_REG_SET,
+ .clr = ctrl->base + AR71XX_GPIO_REG_CLEAR,
+ .dirout = oe_inverted ? NULL : ctrl->base + AR71XX_GPIO_REG_OE,
+ .dirin = oe_inverted ? ctrl->base + AR71XX_GPIO_REG_OE : NULL,
+ };
+
+ err = gpio_generic_chip_init(&ctrl->chip, &config);
if (err) {
- dev_err(dev, "bgpio_init failed\n");
+ dev_err(dev, "failed to initialize generic GPIO chip\n");
return err;
}
/* Optional interrupt setup */
if (device_property_read_bool(dev, "interrupt-controller")) {
- girq = &ctrl->gc.irq;
+ girq = &ctrl->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &ath79_gpio_irqchip);
girq->parent_handler = ath79_gpio_irq_handler;
girq->num_parents = 1;
@@ -280,7 +276,7 @@ static int ath79_gpio_probe(struct platform_device *pdev)
girq->handler = handle_simple_irq;
}
- return devm_gpiochip_add_data(dev, &ctrl->gc, ctrl);
+ return devm_gpiochip_add_data(dev, &ctrl->chip.gc, ctrl);
}
static struct platform_driver ath79_gpio_driver = {
diff --git a/drivers/gpio/gpio-blzp1600.c b/drivers/gpio/gpio-blzp1600.c
index 055cb296ae54..0f8c826ba876 100644
--- a/drivers/gpio/gpio-blzp1600.c
+++ b/drivers/gpio/gpio-blzp1600.c
@@ -6,6 +6,7 @@
#include <linux/errno.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -36,7 +37,7 @@
struct blzp1600_gpio {
void __iomem *base;
- struct gpio_chip gc;
+ struct gpio_generic_chip gen_gc;
int irq;
};
@@ -76,7 +77,7 @@ static void blzp1600_gpio_irq_mask(struct irq_data *d)
{
struct blzp1600_gpio *chip = get_blzp1600_gpio_from_irq_data(d);
- guard(raw_spinlock_irqsave)(&chip->gc.bgpio_lock);
+ guard(gpio_generic_lock_irqsave)(&chip->gen_gc);
blzp1600_gpio_rmw(chip->base + GPIO_IM_REG, BIT(d->hwirq), 1);
}
@@ -84,7 +85,7 @@ static void blzp1600_gpio_irq_unmask(struct irq_data *d)
{
struct blzp1600_gpio *chip = get_blzp1600_gpio_from_irq_data(d);
- guard(raw_spinlock_irqsave)(&chip->gc.bgpio_lock);
+ guard(gpio_generic_lock_irqsave)(&chip->gen_gc);
blzp1600_gpio_rmw(chip->base + GPIO_IM_REG, BIT(d->hwirq), 0);
}
@@ -99,9 +100,9 @@ static void blzp1600_gpio_irq_enable(struct irq_data *d)
{
struct blzp1600_gpio *chip = get_blzp1600_gpio_from_irq_data(d);
- gpiochip_enable_irq(&chip->gc, irqd_to_hwirq(d));
+ gpiochip_enable_irq(&chip->gen_gc.gc, irqd_to_hwirq(d));
- guard(raw_spinlock_irqsave)(&chip->gc.bgpio_lock);
+ guard(gpio_generic_lock_irqsave)(&chip->gen_gc);
blzp1600_gpio_rmw(chip->base + GPIO_DIR_REG, BIT(d->hwirq), 0);
blzp1600_gpio_rmw(chip->base + GPIO_IEN_REG, BIT(d->hwirq), 1);
}
@@ -110,9 +111,9 @@ static void blzp1600_gpio_irq_disable(struct irq_data *d)
{
struct blzp1600_gpio *chip = get_blzp1600_gpio_from_irq_data(d);
- guard(raw_spinlock_irqsave)(&chip->gc.bgpio_lock);
+ guard(gpio_generic_lock_irqsave)(&chip->gen_gc);
blzp1600_gpio_rmw(chip->base + GPIO_IEN_REG, BIT(d->hwirq), 0);
- gpiochip_disable_irq(&chip->gc, irqd_to_hwirq(d));
+ gpiochip_disable_irq(&chip->gen_gc.gc, irqd_to_hwirq(d));
}
static int blzp1600_gpio_irq_set_type(struct irq_data *d, u32 type)
@@ -121,7 +122,7 @@ static int blzp1600_gpio_irq_set_type(struct irq_data *d, u32 type)
u32 edge_level, single_both, fall_rise;
int mask = BIT(d->hwirq);
- guard(raw_spinlock_irqsave)(&chip->gc.bgpio_lock);
+ guard(gpio_generic_lock_irqsave)(&chip->gen_gc);
edge_level = blzp1600_gpio_read(chip, GPIO_IS_REG);
single_both = blzp1600_gpio_read(chip, GPIO_IBE_REG);
fall_rise = blzp1600_gpio_read(chip, GPIO_IEV_REG);
@@ -186,8 +187,8 @@ static void blzp1600_gpio_irqhandler(struct irq_desc *desc)
chained_irq_enter(irqchip, desc);
irq_status = blzp1600_gpio_read(gpio, GPIO_RIS_REG);
- for_each_set_bit(hwirq, &irq_status, gpio->gc.ngpio)
- generic_handle_domain_irq(gpio->gc.irq.domain, hwirq);
+ for_each_set_bit(hwirq, &irq_status, gpio->gen_gc.gc.ngpio)
+ generic_handle_domain_irq(gpio->gen_gc.gc.irq.domain, hwirq);
chained_irq_exit(irqchip, desc);
}
@@ -197,7 +198,7 @@ static int blzp1600_gpio_set_debounce(struct gpio_chip *gc, unsigned int offset,
{
struct blzp1600_gpio *chip = gpiochip_get_data(gc);
- guard(raw_spinlock_irqsave)(&chip->gc.bgpio_lock);
+ guard(gpio_generic_lock_irqsave)(&chip->gen_gc);
blzp1600_gpio_rmw(chip->base + GPIO_DB_REG, BIT(offset), debounce);
return 0;
@@ -216,6 +217,7 @@ static int blzp1600_gpio_set_config(struct gpio_chip *gc, unsigned int offset, u
static int blzp1600_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct blzp1600_gpio *chip;
struct gpio_chip *gc;
int ret;
@@ -228,14 +230,21 @@ static int blzp1600_gpio_probe(struct platform_device *pdev)
if (IS_ERR(chip->base))
return PTR_ERR(chip->base);
- ret = bgpio_init(&chip->gc, &pdev->dev, 4, chip->base + GPIO_IDATA_REG,
- chip->base + GPIO_SET_REG, chip->base + GPIO_CLR_REG,
- chip->base + GPIO_DIR_REG, NULL, 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 4,
+ .dat = chip->base + GPIO_IDATA_REG,
+ .set = chip->base + GPIO_SET_REG,
+ .clr = chip->base + GPIO_CLR_REG,
+ .dirout = chip->base + GPIO_DIR_REG,
+ };
+
+ ret = gpio_generic_chip_init(&chip->gen_gc, &config);
if (ret)
return dev_err_probe(&pdev->dev, ret, "Failed to register generic gpio\n");
/* configure the gpio chip */
- gc = &chip->gc;
+ gc = &chip->gen_gc.gc;
gc->set_config = blzp1600_gpio_set_config;
if (device_property_present(&pdev->dev, "interrupt-controller")) {
diff --git a/drivers/gpio/gpio-brcmstb.c b/drivers/gpio/gpio-brcmstb.c
index e29a9589b3cc..af9287ff5dc4 100644
--- a/drivers/gpio/gpio-brcmstb.c
+++ b/drivers/gpio/gpio-brcmstb.c
@@ -3,6 +3,7 @@
#include <linux/bitops.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/of.h>
#include <linux/module.h>
#include <linux/irqdomain.h>
@@ -37,7 +38,7 @@ enum gio_reg_index {
struct brcmstb_gpio_bank {
struct list_head node;
int id;
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
struct brcmstb_gpio_priv *parent_priv;
u32 width;
u32 wake_active;
@@ -72,19 +73,18 @@ __brcmstb_gpio_get_active_irqs(struct brcmstb_gpio_bank *bank)
{
void __iomem *reg_base = bank->parent_priv->reg_base;
- return bank->gc.read_reg(reg_base + GIO_STAT(bank->id)) &
- bank->gc.read_reg(reg_base + GIO_MASK(bank->id));
+ return gpio_generic_read_reg(&bank->chip, reg_base + GIO_STAT(bank->id)) &
+ gpio_generic_read_reg(&bank->chip, reg_base + GIO_MASK(bank->id));
}
static unsigned long
brcmstb_gpio_get_active_irqs(struct brcmstb_gpio_bank *bank)
{
unsigned long status;
- unsigned long flags;
- raw_spin_lock_irqsave(&bank->gc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&bank->chip);
+
status = __brcmstb_gpio_get_active_irqs(bank);
- raw_spin_unlock_irqrestore(&bank->gc.bgpio_lock, flags);
return status;
}
@@ -92,26 +92,26 @@ brcmstb_gpio_get_active_irqs(struct brcmstb_gpio_bank *bank)
static int brcmstb_gpio_hwirq_to_offset(irq_hw_number_t hwirq,
struct brcmstb_gpio_bank *bank)
{
- return hwirq - bank->gc.offset;
+ return hwirq - bank->chip.gc.offset;
}
static void brcmstb_gpio_set_imask(struct brcmstb_gpio_bank *bank,
unsigned int hwirq, bool enable)
{
- struct gpio_chip *gc = &bank->gc;
struct brcmstb_gpio_priv *priv = bank->parent_priv;
u32 mask = BIT(brcmstb_gpio_hwirq_to_offset(hwirq, bank));
u32 imask;
- unsigned long flags;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
- imask = gc->read_reg(priv->reg_base + GIO_MASK(bank->id));
+ guard(gpio_generic_lock_irqsave)(&bank->chip);
+
+ imask = gpio_generic_read_reg(&bank->chip,
+ priv->reg_base + GIO_MASK(bank->id));
if (enable)
imask |= mask;
else
imask &= ~mask;
- gc->write_reg(priv->reg_base + GIO_MASK(bank->id), imask);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ gpio_generic_write_reg(&bank->chip,
+ priv->reg_base + GIO_MASK(bank->id), imask);
}
static int brcmstb_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
@@ -150,7 +150,8 @@ static void brcmstb_gpio_irq_ack(struct irq_data *d)
struct brcmstb_gpio_priv *priv = bank->parent_priv;
u32 mask = BIT(brcmstb_gpio_hwirq_to_offset(d->hwirq, bank));
- gc->write_reg(priv->reg_base + GIO_STAT(bank->id), mask);
+ gpio_generic_write_reg(&bank->chip,
+ priv->reg_base + GIO_STAT(bank->id), mask);
}
static int brcmstb_gpio_irq_set_type(struct irq_data *d, unsigned int type)
@@ -162,7 +163,6 @@ static int brcmstb_gpio_irq_set_type(struct irq_data *d, unsigned int type)
u32 edge_insensitive, iedge_insensitive;
u32 edge_config, iedge_config;
u32 level, ilevel;
- unsigned long flags;
switch (type) {
case IRQ_TYPE_LEVEL_LOW:
@@ -194,23 +194,25 @@ static int brcmstb_gpio_irq_set_type(struct irq_data *d, unsigned int type)
return -EINVAL;
}
- raw_spin_lock_irqsave(&bank->gc.bgpio_lock, flags);
-
- iedge_config = bank->gc.read_reg(priv->reg_base +
- GIO_EC(bank->id)) & ~mask;
- iedge_insensitive = bank->gc.read_reg(priv->reg_base +
- GIO_EI(bank->id)) & ~mask;
- ilevel = bank->gc.read_reg(priv->reg_base +
- GIO_LEVEL(bank->id)) & ~mask;
+ guard(gpio_generic_lock_irqsave)(&bank->chip);
+
+ iedge_config = gpio_generic_read_reg(&bank->chip,
+ priv->reg_base + GIO_EC(bank->id)) & ~mask;
+ iedge_insensitive = gpio_generic_read_reg(&bank->chip,
+ priv->reg_base + GIO_EI(bank->id)) & ~mask;
+ ilevel = gpio_generic_read_reg(&bank->chip,
+ priv->reg_base + GIO_LEVEL(bank->id)) & ~mask;
+
+ gpio_generic_write_reg(&bank->chip,
+ priv->reg_base + GIO_EC(bank->id),
+ iedge_config | edge_config);
+ gpio_generic_write_reg(&bank->chip,
+ priv->reg_base + GIO_EI(bank->id),
+ iedge_insensitive | edge_insensitive);
+ gpio_generic_write_reg(&bank->chip,
+ priv->reg_base + GIO_LEVEL(bank->id),
+ ilevel | level);
- bank->gc.write_reg(priv->reg_base + GIO_EC(bank->id),
- iedge_config | edge_config);
- bank->gc.write_reg(priv->reg_base + GIO_EI(bank->id),
- iedge_insensitive | edge_insensitive);
- bank->gc.write_reg(priv->reg_base + GIO_LEVEL(bank->id),
- ilevel | level);
-
- raw_spin_unlock_irqrestore(&bank->gc.bgpio_lock, flags);
return 0;
}
@@ -263,7 +265,7 @@ static void brcmstb_gpio_irq_bank_handler(struct brcmstb_gpio_bank *bank)
{
struct brcmstb_gpio_priv *priv = bank->parent_priv;
struct irq_domain *domain = priv->irq_domain;
- int hwbase = bank->gc.offset;
+ int hwbase = bank->chip.gc.offset;
unsigned long status;
while ((status = brcmstb_gpio_get_active_irqs(bank))) {
@@ -303,7 +305,7 @@ static struct brcmstb_gpio_bank *brcmstb_gpio_hwirq_to_bank(
/* banks are in descending order */
list_for_each_entry_reverse(bank, &priv->bank_list, node) {
- i += bank->gc.ngpio;
+ i += bank->chip.gc.ngpio;
if (hwirq < i)
return bank;
}
@@ -332,7 +334,7 @@ static int brcmstb_gpio_irq_map(struct irq_domain *d, unsigned int irq,
dev_dbg(&pdev->dev, "Mapping irq %d for gpio line %d (bank %d)\n",
irq, (int)hwirq, bank->id);
- ret = irq_set_chip_data(irq, &bank->gc);
+ ret = irq_set_chip_data(irq, &bank->chip.gc);
if (ret < 0)
return ret;
irq_set_lockdep_class(irq, &brcmstb_gpio_irq_lock_class,
@@ -394,7 +396,7 @@ static void brcmstb_gpio_remove(struct platform_device *pdev)
* more important to actually perform all of the steps.
*/
list_for_each_entry(bank, &priv->bank_list, node)
- gpiochip_remove(&bank->gc);
+ gpiochip_remove(&bank->chip.gc);
}
static int brcmstb_gpio_of_xlate(struct gpio_chip *gc,
@@ -412,7 +414,7 @@ static int brcmstb_gpio_of_xlate(struct gpio_chip *gc,
if (WARN_ON(gpiospec->args_count < gc->of_gpio_n_cells))
return -EINVAL;
- offset = gpiospec->args[0] - bank->gc.offset;
+ offset = gpiospec->args[0] - bank->chip.gc.offset;
if (offset >= gc->ngpio || offset < 0)
return -EINVAL;
@@ -493,19 +495,17 @@ out_free_domain:
static void brcmstb_gpio_bank_save(struct brcmstb_gpio_priv *priv,
struct brcmstb_gpio_bank *bank)
{
- struct gpio_chip *gc = &bank->gc;
unsigned int i;
for (i = 0; i < GIO_REG_STAT; i++)
- bank->saved_regs[i] = gc->read_reg(priv->reg_base +
- GIO_BANK_OFF(bank->id, i));
+ bank->saved_regs[i] = gpio_generic_read_reg(&bank->chip,
+ priv->reg_base + GIO_BANK_OFF(bank->id, i));
}
static void brcmstb_gpio_quiesce(struct device *dev, bool save)
{
struct brcmstb_gpio_priv *priv = dev_get_drvdata(dev);
struct brcmstb_gpio_bank *bank;
- struct gpio_chip *gc;
u32 imask;
/* disable non-wake interrupt */
@@ -513,8 +513,6 @@ static void brcmstb_gpio_quiesce(struct device *dev, bool save)
disable_irq(priv->parent_irq);
list_for_each_entry(bank, &priv->bank_list, node) {
- gc = &bank->gc;
-
if (save)
brcmstb_gpio_bank_save(priv, bank);
@@ -523,8 +521,9 @@ static void brcmstb_gpio_quiesce(struct device *dev, bool save)
imask = bank->wake_active;
else
imask = 0;
- gc->write_reg(priv->reg_base + GIO_MASK(bank->id),
- imask);
+ gpio_generic_write_reg(&bank->chip,
+ priv->reg_base + GIO_MASK(bank->id),
+ imask);
}
}
@@ -534,16 +533,15 @@ static void brcmstb_gpio_shutdown(struct platform_device *pdev)
brcmstb_gpio_quiesce(&pdev->dev, false);
}
-#ifdef CONFIG_PM_SLEEP
static void brcmstb_gpio_bank_restore(struct brcmstb_gpio_priv *priv,
struct brcmstb_gpio_bank *bank)
{
- struct gpio_chip *gc = &bank->gc;
unsigned int i;
for (i = 0; i < GIO_REG_STAT; i++)
- gc->write_reg(priv->reg_base + GIO_BANK_OFF(bank->id, i),
- bank->saved_regs[i]);
+ gpio_generic_write_reg(&bank->chip,
+ priv->reg_base + GIO_BANK_OFF(bank->id, i),
+ bank->saved_regs[i]);
}
static int brcmstb_gpio_suspend(struct device *dev)
@@ -573,18 +571,14 @@ static int brcmstb_gpio_resume(struct device *dev)
return 0;
}
-#else
-#define brcmstb_gpio_suspend NULL
-#define brcmstb_gpio_resume NULL
-#endif /* CONFIG_PM_SLEEP */
-
static const struct dev_pm_ops brcmstb_gpio_pm_ops = {
- .suspend_noirq = brcmstb_gpio_suspend,
- .resume_noirq = brcmstb_gpio_resume,
+ .suspend_noirq = pm_sleep_ptr(brcmstb_gpio_suspend),
+ .resume_noirq = pm_sleep_ptr(brcmstb_gpio_resume),
};
static int brcmstb_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
void __iomem *reg_base;
@@ -630,7 +624,7 @@ static int brcmstb_gpio_probe(struct platform_device *pdev)
* else leave I/O in little endian mode.
*/
#if defined(CONFIG_MIPS) && defined(__BIG_ENDIAN)
- flags = BGPIOF_BIG_ENDIAN_BYTE_ORDER;
+ flags = GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER;
#endif
of_property_for_each_u32(np, "brcm,gpio-bank-widths", bank_width) {
@@ -665,17 +659,24 @@ static int brcmstb_gpio_probe(struct platform_device *pdev)
bank->width = bank_width;
}
+ gc = &bank->chip.gc;
+
/*
* Regs are 4 bytes wide, have data reg, no set/clear regs,
* and direction bits have 0 = output and 1 = input
*/
- gc = &bank->gc;
- err = bgpio_init(gc, dev, 4,
- reg_base + GIO_DATA(bank->id),
- NULL, NULL, NULL,
- reg_base + GIO_IODIR(bank->id), flags);
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = reg_base + GIO_DATA(bank->id),
+ .dirin = reg_base + GIO_IODIR(bank->id),
+ .flags = flags,
+ };
+
+ err = gpio_generic_chip_init(&bank->chip, &config);
if (err) {
- dev_err(dev, "bgpio_init() failed\n");
+ dev_err(dev, "failed to initialize generic GPIO chip\n");
goto fail;
}
@@ -700,7 +701,8 @@ static int brcmstb_gpio_probe(struct platform_device *pdev)
* be retained from S5 cold boot
*/
need_wakeup_event |= !!__brcmstb_gpio_get_active_irqs(bank);
- gc->write_reg(reg_base + GIO_MASK(bank->id), 0);
+ gpio_generic_write_reg(&bank->chip,
+ reg_base + GIO_MASK(bank->id), 0);
err = gpiochip_add_data(gc, bank);
if (err) {
@@ -747,7 +749,7 @@ static struct platform_driver brcmstb_gpio_driver = {
.driver = {
.name = "brcmstb-gpio",
.of_match_table = brcmstb_gpio_of_match,
- .pm = &brcmstb_gpio_pm_ops,
+ .pm = pm_sleep_ptr(&brcmstb_gpio_pm_ops),
},
.probe = brcmstb_gpio_probe,
.remove = brcmstb_gpio_remove,
diff --git a/drivers/gpio/gpio-bt8xx.c b/drivers/gpio/gpio-bt8xx.c
index 05401da03ca3..324eeb77dbd5 100644
--- a/drivers/gpio/gpio-bt8xx.c
+++ b/drivers/gpio/gpio-bt8xx.c
@@ -52,10 +52,8 @@ struct bt8xxgpio {
struct pci_dev *pdev;
struct gpio_chip gpio;
-#ifdef CONFIG_PM
u32 saved_outen;
u32 saved_data;
-#endif
};
#define bgwrite(dat, adr) writel((dat), bg->mmio+(adr))
@@ -224,9 +222,10 @@ static void bt8xxgpio_remove(struct pci_dev *pdev)
pci_disable_device(pdev);
}
-#ifdef CONFIG_PM
-static int bt8xxgpio_suspend(struct pci_dev *pdev, pm_message_t state)
+
+static int bt8xxgpio_suspend(struct device *dev)
{
+ struct pci_dev *pdev = to_pci_dev(dev);
struct bt8xxgpio *bg = pci_get_drvdata(pdev);
scoped_guard(spinlock_irqsave, &bg->lock) {
@@ -238,23 +237,13 @@ static int bt8xxgpio_suspend(struct pci_dev *pdev, pm_message_t state)
bgwrite(0x0, BT848_GPIO_OUT_EN);
}
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
-
return 0;
}
-static int bt8xxgpio_resume(struct pci_dev *pdev)
+static int bt8xxgpio_resume(struct device *dev)
{
+ struct pci_dev *pdev = to_pci_dev(dev);
struct bt8xxgpio *bg = pci_get_drvdata(pdev);
- int err;
-
- pci_set_power_state(pdev, PCI_D0);
- err = pci_enable_device(pdev);
- if (err)
- return err;
- pci_restore_state(pdev);
guard(spinlock_irqsave)(&bg->lock);
@@ -267,10 +256,8 @@ static int bt8xxgpio_resume(struct pci_dev *pdev)
return 0;
}
-#else
-#define bt8xxgpio_suspend NULL
-#define bt8xxgpio_resume NULL
-#endif /* CONFIG_PM */
+
+static DEFINE_SIMPLE_DEV_PM_OPS(bt8xxgpio_pm_ops, bt8xxgpio_suspend, bt8xxgpio_resume);
static const struct pci_device_id bt8xxgpio_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT848) },
@@ -286,8 +273,7 @@ static struct pci_driver bt8xxgpio_pci_driver = {
.id_table = bt8xxgpio_pci_tbl,
.probe = bt8xxgpio_probe,
.remove = bt8xxgpio_remove,
- .suspend = bt8xxgpio_suspend,
- .resume = bt8xxgpio_resume,
+ .driver.pm = &bt8xxgpio_pm_ops,
};
module_pci_driver(bt8xxgpio_pci_driver);
diff --git a/drivers/gpio/gpio-cadence.c b/drivers/gpio/gpio-cadence.c
index c647953521c7..b75734ca22dd 100644
--- a/drivers/gpio/gpio-cadence.c
+++ b/drivers/gpio/gpio-cadence.c
@@ -181,7 +181,7 @@ static int cdns_gpio_probe(struct platform_device *pdev)
config.dat = cgpio->regs + CDNS_GPIO_INPUT_VALUE;
config.set = cgpio->regs + CDNS_GPIO_OUTPUT_VALUE;
config.dirin = cgpio->regs + CDNS_GPIO_DIRECTION_MODE;
- config.flags = BGPIOF_READ_OUTPUT_REG_SET;
+ config.flags = GPIO_GENERIC_READ_OUTPUT_REG_SET;
ret = gpio_generic_chip_init(&cgpio->gen_gc, &config);
if (ret) {
diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c
index 43b667b41f5d..4986c465c9a8 100644
--- a/drivers/gpio/gpio-dwapb.c
+++ b/drivers/gpio/gpio-dwapb.c
@@ -8,6 +8,7 @@
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -78,7 +79,6 @@ struct dwapb_platform_data {
unsigned int nports;
};
-#ifdef CONFIG_PM_SLEEP
/* Store GPIO context across system-wide suspend/resume transitions */
struct dwapb_context {
u32 data;
@@ -91,7 +91,6 @@ struct dwapb_context {
u32 int_deb;
u32 wake_en;
};
-#endif
struct dwapb_gpio_port_irqchip {
unsigned int nr_irqs;
@@ -99,16 +98,18 @@ struct dwapb_gpio_port_irqchip {
};
struct dwapb_gpio_port {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
struct dwapb_gpio_port_irqchip *pirq;
struct dwapb_gpio *gpio;
-#ifdef CONFIG_PM_SLEEP
struct dwapb_context *ctx;
-#endif
unsigned int idx;
};
-#define to_dwapb_gpio(_gc) \
- (container_of(_gc, struct dwapb_gpio_port, gc)->gpio)
+
+static inline struct dwapb_gpio *to_dwapb_gpio(struct gpio_chip *gc)
+{
+ return container_of(to_gpio_generic_chip(gc),
+ struct dwapb_gpio_port, chip)->gpio;
+}
struct dwapb_gpio {
struct device *dev;
@@ -148,19 +149,19 @@ static inline u32 gpio_reg_convert(struct dwapb_gpio *gpio, unsigned int offset)
static inline u32 dwapb_read(struct dwapb_gpio *gpio, unsigned int offset)
{
- struct gpio_chip *gc = &gpio->ports[0].gc;
- void __iomem *reg_base = gpio->regs;
+ struct gpio_generic_chip *chip = &gpio->ports[0].chip;
+ void __iomem *reg_base = gpio->regs;
- return gc->read_reg(reg_base + gpio_reg_convert(gpio, offset));
+ return gpio_generic_read_reg(chip, reg_base + gpio_reg_convert(gpio, offset));
}
static inline void dwapb_write(struct dwapb_gpio *gpio, unsigned int offset,
u32 val)
{
- struct gpio_chip *gc = &gpio->ports[0].gc;
- void __iomem *reg_base = gpio->regs;
+ struct gpio_generic_chip *chip = &gpio->ports[0].chip;
+ void __iomem *reg_base = gpio->regs;
- gc->write_reg(reg_base + gpio_reg_convert(gpio, offset), val);
+ gpio_generic_write_reg(chip, reg_base + gpio_reg_convert(gpio, offset), val);
}
static struct dwapb_gpio_port *dwapb_offs_to_port(struct dwapb_gpio *gpio, unsigned int offs)
@@ -186,7 +187,7 @@ static void dwapb_toggle_trigger(struct dwapb_gpio *gpio, unsigned int offs)
if (!port)
return;
- gc = &port->gc;
+ gc = &port->chip.gc;
pol = dwapb_read(gpio, GPIO_INT_POLARITY);
/* Just read the current value right out of the data register */
@@ -201,13 +202,13 @@ static void dwapb_toggle_trigger(struct dwapb_gpio *gpio, unsigned int offs)
static u32 dwapb_do_irq(struct dwapb_gpio *gpio)
{
- struct gpio_chip *gc = &gpio->ports[0].gc;
+ struct gpio_generic_chip *gen_gc = &gpio->ports[0].chip;
unsigned long irq_status;
irq_hw_number_t hwirq;
irq_status = dwapb_read(gpio, GPIO_INTSTATUS);
for_each_set_bit(hwirq, &irq_status, DWAPB_MAX_GPIOS) {
- int gpio_irq = irq_find_mapping(gc->irq.domain, hwirq);
+ int gpio_irq = irq_find_mapping(gen_gc->gc.irq.domain, hwirq);
u32 irq_type = irq_get_trigger_type(gpio_irq);
generic_handle_irq(gpio_irq);
@@ -237,27 +238,27 @@ static irqreturn_t dwapb_irq_handler_mfd(int irq, void *dev_id)
static void dwapb_irq_ack(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
u32 val = BIT(irqd_to_hwirq(d));
- unsigned long flags;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
+
dwapb_write(gpio, GPIO_PORTA_EOI, val);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
static void dwapb_irq_mask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- unsigned long flags;
u32 val;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
- val = dwapb_read(gpio, GPIO_INTMASK) | BIT(hwirq);
- dwapb_write(gpio, GPIO_INTMASK, val);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ scoped_guard(gpio_generic_lock_irqsave, gen_gc) {
+ val = dwapb_read(gpio, GPIO_INTMASK) | BIT(hwirq);
+ dwapb_write(gpio, GPIO_INTMASK, val);
+ }
gpiochip_disable_irq(gc, hwirq);
}
@@ -265,59 +266,61 @@ static void dwapb_irq_mask(struct irq_data *d)
static void dwapb_irq_unmask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- unsigned long flags;
u32 val;
gpiochip_enable_irq(gc, hwirq);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
+
val = dwapb_read(gpio, GPIO_INTMASK) & ~BIT(hwirq);
dwapb_write(gpio, GPIO_INTMASK, val);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
static void dwapb_irq_enable(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- unsigned long flags;
u32 val;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
+
val = dwapb_read(gpio, GPIO_INTEN) | BIT(hwirq);
dwapb_write(gpio, GPIO_INTEN, val);
val = dwapb_read(gpio, GPIO_INTMASK) & ~BIT(hwirq);
dwapb_write(gpio, GPIO_INTMASK, val);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
static void dwapb_irq_disable(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- unsigned long flags;
u32 val;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
+
val = dwapb_read(gpio, GPIO_INTMASK) | BIT(hwirq);
dwapb_write(gpio, GPIO_INTMASK, val);
val = dwapb_read(gpio, GPIO_INTEN) & ~BIT(hwirq);
dwapb_write(gpio, GPIO_INTEN, val);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
static int dwapb_irq_set_type(struct irq_data *d, u32 type)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
irq_hw_number_t bit = irqd_to_hwirq(d);
- unsigned long level, polarity, flags;
+ unsigned long level, polarity;
+
+ guard(gpio_generic_lock_irqsave)(gen_gc);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
level = dwapb_read(gpio, GPIO_INTTYPE_LEVEL);
polarity = dwapb_read(gpio, GPIO_INT_POLARITY);
@@ -352,12 +355,10 @@ static int dwapb_irq_set_type(struct irq_data *d, u32 type)
dwapb_write(gpio, GPIO_INTTYPE_LEVEL, level);
if (type != IRQ_TYPE_EDGE_BOTH)
dwapb_write(gpio, GPIO_INT_POLARITY, polarity);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
return 0;
}
-#ifdef CONFIG_PM_SLEEP
static int dwapb_irq_set_wake(struct irq_data *d, unsigned int enable)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
@@ -372,9 +373,6 @@ static int dwapb_irq_set_wake(struct irq_data *d, unsigned int enable)
return 0;
}
-#else
-#define dwapb_irq_set_wake NULL
-#endif
static const struct irq_chip dwapb_irq_chip = {
.name = DWAPB_DRIVER_NAME,
@@ -384,7 +382,7 @@ static const struct irq_chip dwapb_irq_chip = {
.irq_set_type = dwapb_irq_set_type,
.irq_enable = dwapb_irq_enable,
.irq_disable = dwapb_irq_disable,
- .irq_set_wake = dwapb_irq_set_wake,
+ .irq_set_wake = pm_sleep_ptr(dwapb_irq_set_wake),
.flags = IRQCHIP_IMMUTABLE,
GPIOCHIP_IRQ_RESOURCE_HELPERS,
};
@@ -393,11 +391,12 @@ static int dwapb_gpio_set_debounce(struct gpio_chip *gc,
unsigned offset, unsigned debounce)
{
struct dwapb_gpio_port *port = gpiochip_get_data(gc);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
struct dwapb_gpio *gpio = port->gpio;
- unsigned long flags, val_deb;
+ unsigned long val_deb;
unsigned long mask = BIT(offset);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
val_deb = dwapb_read(gpio, GPIO_PORTA_DEBOUNCE);
if (debounce)
@@ -406,8 +405,6 @@ static int dwapb_gpio_set_debounce(struct gpio_chip *gc,
val_deb &= ~mask;
dwapb_write(gpio, GPIO_PORTA_DEBOUNCE, val_deb);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
-
return 0;
}
@@ -445,7 +442,7 @@ static void dwapb_configure_irqs(struct dwapb_gpio *gpio,
struct dwapb_port_property *pp)
{
struct dwapb_gpio_port_irqchip *pirq;
- struct gpio_chip *gc = &port->gc;
+ struct gpio_chip *gc = &port->chip.gc;
struct gpio_irq_chip *girq;
int err;
@@ -501,6 +498,7 @@ static int dwapb_gpio_add_port(struct dwapb_gpio *gpio,
struct dwapb_port_property *pp,
unsigned int offs)
{
+ struct gpio_generic_chip_config config;
struct dwapb_gpio_port *port;
void __iomem *dat, *set, *dirout;
int err;
@@ -519,32 +517,39 @@ static int dwapb_gpio_add_port(struct dwapb_gpio *gpio,
set = gpio->regs + GPIO_SWPORTA_DR + pp->idx * GPIO_SWPORT_DR_STRIDE;
dirout = gpio->regs + GPIO_SWPORTA_DDR + pp->idx * GPIO_SWPORT_DDR_STRIDE;
+ config = (struct gpio_generic_chip_config) {
+ .dev = gpio->dev,
+ .sz = 4,
+ .dat = dat,
+ .set = set,
+ .dirout = dirout,
+ };
+
/* This registers 32 GPIO lines per port */
- err = bgpio_init(&port->gc, gpio->dev, 4, dat, set, NULL, dirout,
- NULL, 0);
+ err = gpio_generic_chip_init(&port->chip, &config);
if (err) {
dev_err(gpio->dev, "failed to init gpio chip for port%d\n",
port->idx);
return err;
}
- port->gc.fwnode = pp->fwnode;
- port->gc.ngpio = pp->ngpio;
- port->gc.base = pp->gpio_base;
- port->gc.request = gpiochip_generic_request;
- port->gc.free = gpiochip_generic_free;
+ port->chip.gc.fwnode = pp->fwnode;
+ port->chip.gc.ngpio = pp->ngpio;
+ port->chip.gc.base = pp->gpio_base;
+ port->chip.gc.request = gpiochip_generic_request;
+ port->chip.gc.free = gpiochip_generic_free;
/* Only port A support debounce */
if (pp->idx == 0)
- port->gc.set_config = dwapb_gpio_set_config;
+ port->chip.gc.set_config = dwapb_gpio_set_config;
else
- port->gc.set_config = gpiochip_generic_config;
+ port->chip.gc.set_config = gpiochip_generic_config;
/* Only port A can provide interrupts in all configurations of the IP */
if (pp->idx == 0)
dwapb_configure_irqs(gpio, port, pp);
- err = devm_gpiochip_add_data(gpio->dev, &port->gc, port);
+ err = devm_gpiochip_add_data(gpio->dev, &port->chip.gc, port);
if (err) {
dev_err(gpio->dev, "failed to register gpiochip for port%d\n",
port->idx);
@@ -746,42 +751,40 @@ static int dwapb_gpio_probe(struct platform_device *pdev)
return 0;
}
-#ifdef CONFIG_PM_SLEEP
static int dwapb_gpio_suspend(struct device *dev)
{
struct dwapb_gpio *gpio = dev_get_drvdata(dev);
- struct gpio_chip *gc = &gpio->ports[0].gc;
- unsigned long flags;
+ struct gpio_generic_chip *gen_gc = &gpio->ports[0].chip;
int i;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
- for (i = 0; i < gpio->nr_ports; i++) {
- unsigned int offset;
- unsigned int idx = gpio->ports[i].idx;
- struct dwapb_context *ctx = gpio->ports[i].ctx;
+ scoped_guard(gpio_generic_lock_irqsave, gen_gc) {
+ for (i = 0; i < gpio->nr_ports; i++) {
+ unsigned int offset;
+ unsigned int idx = gpio->ports[i].idx;
+ struct dwapb_context *ctx = gpio->ports[i].ctx;
- offset = GPIO_SWPORTA_DDR + idx * GPIO_SWPORT_DDR_STRIDE;
- ctx->dir = dwapb_read(gpio, offset);
+ offset = GPIO_SWPORTA_DDR + idx * GPIO_SWPORT_DDR_STRIDE;
+ ctx->dir = dwapb_read(gpio, offset);
- offset = GPIO_SWPORTA_DR + idx * GPIO_SWPORT_DR_STRIDE;
- ctx->data = dwapb_read(gpio, offset);
+ offset = GPIO_SWPORTA_DR + idx * GPIO_SWPORT_DR_STRIDE;
+ ctx->data = dwapb_read(gpio, offset);
- offset = GPIO_EXT_PORTA + idx * GPIO_EXT_PORT_STRIDE;
- ctx->ext = dwapb_read(gpio, offset);
+ offset = GPIO_EXT_PORTA + idx * GPIO_EXT_PORT_STRIDE;
+ ctx->ext = dwapb_read(gpio, offset);
- /* Only port A can provide interrupts */
- if (idx == 0) {
- ctx->int_mask = dwapb_read(gpio, GPIO_INTMASK);
- ctx->int_en = dwapb_read(gpio, GPIO_INTEN);
- ctx->int_pol = dwapb_read(gpio, GPIO_INT_POLARITY);
- ctx->int_type = dwapb_read(gpio, GPIO_INTTYPE_LEVEL);
- ctx->int_deb = dwapb_read(gpio, GPIO_PORTA_DEBOUNCE);
-
- /* Mask out interrupts */
- dwapb_write(gpio, GPIO_INTMASK, ~ctx->wake_en);
+ /* Only port A can provide interrupts */
+ if (idx == 0) {
+ ctx->int_mask = dwapb_read(gpio, GPIO_INTMASK);
+ ctx->int_en = dwapb_read(gpio, GPIO_INTEN);
+ ctx->int_pol = dwapb_read(gpio, GPIO_INT_POLARITY);
+ ctx->int_type = dwapb_read(gpio, GPIO_INTTYPE_LEVEL);
+ ctx->int_deb = dwapb_read(gpio, GPIO_PORTA_DEBOUNCE);
+
+ /* Mask out interrupts */
+ dwapb_write(gpio, GPIO_INTMASK, ~ctx->wake_en);
+ }
}
}
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
clk_bulk_disable_unprepare(DWAPB_NR_CLOCKS, gpio->clks);
@@ -791,8 +794,8 @@ static int dwapb_gpio_suspend(struct device *dev)
static int dwapb_gpio_resume(struct device *dev)
{
struct dwapb_gpio *gpio = dev_get_drvdata(dev);
- struct gpio_chip *gc = &gpio->ports[0].gc;
- unsigned long flags;
+ struct gpio_chip *gc = &gpio->ports[0].chip.gc;
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(gc);
int i, err;
err = clk_bulk_prepare_enable(DWAPB_NR_CLOCKS, gpio->clks);
@@ -801,7 +804,8 @@ static int dwapb_gpio_resume(struct device *dev)
return err;
}
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(gen_gc);
+
for (i = 0; i < gpio->nr_ports; i++) {
unsigned int offset;
unsigned int idx = gpio->ports[i].idx;
@@ -828,19 +832,17 @@ static int dwapb_gpio_resume(struct device *dev)
dwapb_write(gpio, GPIO_PORTA_EOI, 0xffffffff);
}
}
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
return 0;
}
-#endif
-static SIMPLE_DEV_PM_OPS(dwapb_gpio_pm_ops, dwapb_gpio_suspend,
- dwapb_gpio_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(dwapb_gpio_pm_ops,
+ dwapb_gpio_suspend, dwapb_gpio_resume);
static struct platform_driver dwapb_gpio_driver = {
.driver = {
.name = DWAPB_DRIVER_NAME,
- .pm = &dwapb_gpio_pm_ops,
+ .pm = pm_sleep_ptr(&dwapb_gpio_pm_ops),
.of_match_table = dwapb_of_match,
.acpi_match_table = dwapb_acpi_match,
},
diff --git a/drivers/gpio/gpio-elkhartlake.c b/drivers/gpio/gpio-elkhartlake.c
index 95de52d2cc63..b96e7928b6e5 100644
--- a/drivers/gpio/gpio-elkhartlake.c
+++ b/drivers/gpio/gpio-elkhartlake.c
@@ -2,43 +2,46 @@
/*
* Intel Elkhart Lake PSE GPIO driver
*
- * Copyright (c) 2023 Intel Corporation.
+ * Copyright (c) 2023, 2025 Intel Corporation.
*
* Authors: Pandith N <pandith.n@intel.com>
* Raag Jadav <raag.jadav@intel.com>
*/
+#include <linux/auxiliary_bus.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/module.h>
-#include <linux/platform_device.h>
#include <linux/pm.h>
+#include <linux/ehl_pse_io_aux.h>
+
#include "gpio-tangier.h"
/* Each Intel EHL PSE GPIO Controller has 30 GPIO pins */
#define EHL_PSE_NGPIO 30
-static int ehl_gpio_probe(struct platform_device *pdev)
+static int ehl_gpio_probe(struct auxiliary_device *adev, const struct auxiliary_device_id *id)
{
- struct device *dev = &pdev->dev;
+ struct device *dev = &adev->dev;
+ struct ehl_pse_io_data *data;
struct tng_gpio *priv;
- int irq, ret;
+ int ret;
- irq = platform_get_irq(pdev, 0);
- if (irq < 0)
- return irq;
+ data = dev_get_platdata(dev);
+ if (!data)
+ return -ENODATA;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
- priv->reg_base = devm_platform_ioremap_resource(pdev, 0);
+ priv->reg_base = devm_ioremap_resource(dev, &data->mem);
if (IS_ERR(priv->reg_base))
return PTR_ERR(priv->reg_base);
priv->dev = dev;
- priv->irq = irq;
+ priv->irq = data->irq;
priv->info.base = -1;
priv->info.ngpio = EHL_PSE_NGPIO;
@@ -51,25 +54,24 @@ static int ehl_gpio_probe(struct platform_device *pdev)
if (ret)
return dev_err_probe(dev, ret, "tng_gpio_probe error\n");
- platform_set_drvdata(pdev, priv);
+ auxiliary_set_drvdata(adev, priv);
return 0;
}
-static const struct platform_device_id ehl_gpio_ids[] = {
- { "gpio-elkhartlake" },
+static const struct auxiliary_device_id ehl_gpio_ids[] = {
+ { EHL_PSE_IO_NAME "." EHL_PSE_GPIO_NAME },
{ }
};
-MODULE_DEVICE_TABLE(platform, ehl_gpio_ids);
+MODULE_DEVICE_TABLE(auxiliary, ehl_gpio_ids);
-static struct platform_driver ehl_gpio_driver = {
+static struct auxiliary_driver ehl_gpio_driver = {
.driver = {
- .name = "gpio-elkhartlake",
.pm = pm_sleep_ptr(&tng_gpio_pm_ops),
},
.probe = ehl_gpio_probe,
.id_table = ehl_gpio_ids,
};
-module_platform_driver(ehl_gpio_driver);
+module_auxiliary_driver(ehl_gpio_driver);
MODULE_AUTHOR("Pandith N <pandith.n@intel.com>");
MODULE_AUTHOR("Raag Jadav <raag.jadav@intel.com>");
diff --git a/drivers/gpio/gpio-ep93xx.c b/drivers/gpio/gpio-ep93xx.c
index 58d2464c07bc..1f56e44ffc9a 100644
--- a/drivers/gpio/gpio-ep93xx.c
+++ b/drivers/gpio/gpio-ep93xx.c
@@ -9,16 +9,17 @@
* linux/arch/arm/mach-ep93xx/core.c
*/
+#include <linux/bitops.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/irq.h>
-#include <linux/slab.h>
-#include <linux/gpio/driver.h>
-#include <linux/bitops.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
#include <linux/seq_file.h>
+#include <linux/slab.h>
struct ep93xx_gpio_irq_chip {
void __iomem *base;
@@ -31,11 +32,14 @@ struct ep93xx_gpio_irq_chip {
struct ep93xx_gpio_chip {
void __iomem *base;
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
struct ep93xx_gpio_irq_chip *eic;
};
-#define to_ep93xx_gpio_chip(x) container_of(x, struct ep93xx_gpio_chip, gc)
+static struct ep93xx_gpio_chip *to_ep93xx_gpio_chip(struct gpio_chip *gc)
+{
+ return container_of(to_gpio_generic_chip(gc), struct ep93xx_gpio_chip, chip);
+}
static struct ep93xx_gpio_irq_chip *to_ep93xx_gpio_irq_chip(struct gpio_chip *gc)
{
@@ -267,7 +271,7 @@ static const struct irq_chip gpio_eic_irq_chip = {
static int ep93xx_setup_irqs(struct platform_device *pdev,
struct ep93xx_gpio_chip *egc)
{
- struct gpio_chip *gc = &egc->gc;
+ struct gpio_chip *gc = &egc->chip.gc;
struct device *dev = &pdev->dev;
struct gpio_irq_chip *girq = &gc->irq;
int ret, irq, i;
@@ -327,6 +331,7 @@ static int ep93xx_setup_irqs(struct platform_device *pdev,
static int ep93xx_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct ep93xx_gpio_chip *egc;
struct gpio_chip *gc;
void __iomem *data;
@@ -345,8 +350,16 @@ static int ep93xx_gpio_probe(struct platform_device *pdev)
if (IS_ERR(dir))
return PTR_ERR(dir);
- gc = &egc->gc;
- ret = bgpio_init(gc, &pdev->dev, 1, data, NULL, NULL, dir, NULL, 0);
+ gc = &egc->chip.gc;
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 1,
+ .dat = data,
+ .dirout = dir,
+ };
+
+ ret = gpio_generic_chip_init(&egc->chip, &config);
if (ret)
return dev_err_probe(&pdev->dev, ret, "unable to init generic GPIO\n");
diff --git a/drivers/gpio/gpio-ftgpio010.c b/drivers/gpio/gpio-ftgpio010.c
index c35eaa2851d8..11e6907c3b54 100644
--- a/drivers/gpio/gpio-ftgpio010.c
+++ b/drivers/gpio/gpio-ftgpio010.c
@@ -10,12 +10,14 @@
* MXC GPIO support. (c) 2008 Daniel Mack <daniel@caiaq.de>
* Copyright 2008 Juergen Beisert, kernel@pengutronix.de
*/
+
+#include <linux/bitops.h>
+#include <linux/clk.h>
#include <linux/gpio/driver.h>
-#include <linux/io.h>
+#include <linux/gpio/generic.h>
#include <linux/interrupt.h>
+#include <linux/io.h>
#include <linux/platform_device.h>
-#include <linux/bitops.h>
-#include <linux/clk.h>
/* GPIO registers definition */
#define GPIO_DATA_OUT 0x00
@@ -40,13 +42,13 @@
/**
* struct ftgpio_gpio - Gemini GPIO state container
* @dev: containing device for this instance
- * @gc: gpiochip for this instance
+ * @chip: generic GPIO chip for this instance
* @base: remapped I/O-memory base
* @clk: silicon clock
*/
struct ftgpio_gpio {
struct device *dev;
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *base;
struct clk *clk;
};
@@ -233,6 +235,7 @@ static const struct irq_chip ftgpio_irq_chip = {
static int ftgpio_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct ftgpio_gpio *g;
struct gpio_irq_chip *girq;
@@ -261,27 +264,30 @@ static int ftgpio_gpio_probe(struct platform_device *pdev)
*/
return PTR_ERR(g->clk);
- ret = bgpio_init(&g->gc, dev, 4,
- g->base + GPIO_DATA_IN,
- g->base + GPIO_DATA_SET,
- g->base + GPIO_DATA_CLR,
- g->base + GPIO_DIR,
- NULL,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = g->base + GPIO_DATA_IN,
+ .set = g->base + GPIO_DATA_SET,
+ .clr = g->base + GPIO_DATA_CLR,
+ .dirout = g->base + GPIO_DIR,
+ };
+
+ ret = gpio_generic_chip_init(&g->chip, &config);
if (ret)
return dev_err_probe(dev, ret, "unable to init generic GPIO\n");
- g->gc.label = dev_name(dev);
- g->gc.base = -1;
- g->gc.parent = dev;
- g->gc.owner = THIS_MODULE;
- /* ngpio is set by bgpio_init() */
+ g->chip.gc.label = dev_name(dev);
+ g->chip.gc.base = -1;
+ g->chip.gc.parent = dev;
+ g->chip.gc.owner = THIS_MODULE;
+ /* ngpio is set by gpio_generic_chip_init() */
/* We need a silicon clock to do debounce */
if (!IS_ERR(g->clk))
- g->gc.set_config = ftgpio_gpio_set_config;
+ g->chip.gc.set_config = ftgpio_gpio_set_config;
- girq = &g->gc.irq;
+ girq = &g->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &ftgpio_irq_chip);
girq->parent_handler = ftgpio_gpio_irq_handler;
girq->num_parents = 1;
@@ -302,7 +308,7 @@ static int ftgpio_gpio_probe(struct platform_device *pdev)
/* Clear any use of debounce */
writel(0x0, g->base + GPIO_DEBOUNCE_EN);
- return devm_gpiochip_add_data(dev, &g->gc, g);
+ return devm_gpiochip_add_data(dev, &g->chip.gc, g);
}
static const struct of_device_id ftgpio_gpio_of_match[] = {
diff --git a/drivers/gpio/gpio-fxl6408.c b/drivers/gpio/gpio-fxl6408.c
index 86ebc66b1104..afc1b8461dab 100644
--- a/drivers/gpio/gpio-fxl6408.c
+++ b/drivers/gpio/gpio-fxl6408.c
@@ -123,6 +123,8 @@ static int fxl6408_probe(struct i2c_client *client)
if (ret)
return ret;
+ i2c_set_clientdata(client, gpio_config.regmap);
+
/* Disable High-Z of outputs, so that our OUTPUT updates actually take effect. */
ret = regmap_write(gpio_config.regmap, FXL6408_REG_OUTPUT_HIGH_Z, 0);
if (ret)
@@ -131,6 +133,16 @@ static int fxl6408_probe(struct i2c_client *client)
return PTR_ERR_OR_ZERO(devm_gpio_regmap_register(dev, &gpio_config));
}
+static int fxl6408_resume(struct device *dev)
+{
+ struct regmap *regmap = dev_get_drvdata(dev);
+
+ regcache_mark_dirty(regmap);
+ return regcache_sync(regmap);
+}
+
+static DEFINE_SIMPLE_DEV_PM_OPS(fxl6408_pm_ops, NULL, fxl6408_resume);
+
static const __maybe_unused struct of_device_id fxl6408_dt_ids[] = {
{ .compatible = "fcs,fxl6408" },
{ }
@@ -146,6 +158,7 @@ MODULE_DEVICE_TABLE(i2c, fxl6408_id);
static struct i2c_driver fxl6408_driver = {
.driver = {
.name = "fxl6408",
+ .pm = pm_sleep_ptr(&fxl6408_pm_ops),
.of_match_table = fxl6408_dt_ids,
},
.probe = fxl6408_probe,
diff --git a/drivers/gpio/gpio-ge.c b/drivers/gpio/gpio-ge.c
index 5dc49648d8e3..66bdff36eb61 100644
--- a/drivers/gpio/gpio-ge.c
+++ b/drivers/gpio/gpio-ge.c
@@ -16,6 +16,7 @@
*/
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/mod_devicetable.h>
@@ -51,24 +52,36 @@ MODULE_DEVICE_TABLE(of, gef_gpio_ids);
static int __init gef_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
+ struct gpio_generic_chip *chip;
struct gpio_chip *gc;
void __iomem *regs;
int ret;
- gc = devm_kzalloc(dev, sizeof(*gc), GFP_KERNEL);
- if (!gc)
+ chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
+ if (!chip)
return -ENOMEM;
regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(regs))
return PTR_ERR(regs);
- ret = bgpio_init(gc, dev, 4, regs + GEF_GPIO_IN, regs + GEF_GPIO_OUT,
- NULL, NULL, regs + GEF_GPIO_DIRECT,
- BGPIOF_BIG_ENDIAN_BYTE_ORDER);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = regs + GEF_GPIO_IN,
+ .set = regs + GEF_GPIO_OUT,
+ .dirin = regs + GEF_GPIO_DIRECT,
+ .flags = GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER,
+ };
+
+ ret = gpio_generic_chip_init(chip, &config);
if (ret)
- return dev_err_probe(dev, ret, "bgpio_init failed\n");
+ return dev_err_probe(dev, ret,
+ "failed to initialize the generic GPIO chip\n");
+
+ gc = &chip->gc;
/* Setup pointers to chip functions */
gc->label = devm_kasprintf(dev, GFP_KERNEL, "%pfw", dev_fwnode(dev));
diff --git a/drivers/gpio/gpio-grgpio.c b/drivers/gpio/gpio-grgpio.c
index f3f8bab62f94..e4fa84e22726 100644
--- a/drivers/gpio/gpio-grgpio.c
+++ b/drivers/gpio/gpio-grgpio.c
@@ -19,6 +19,7 @@
#include <linux/bitops.h>
#include <linux/err.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -45,7 +46,7 @@
/* Structure for an irq of the core - called an underlying irq */
struct grgpio_uirq {
- u8 refcnt; /* Reference counter to manage requesting/freeing of uirq */
+ atomic_t refcnt; /* Reference counter to manage requesting/freeing of uirq */
u8 uirq; /* Underlying irq of the gpio driver */
};
@@ -59,7 +60,7 @@ struct grgpio_lirq {
};
struct grgpio_priv {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *regs;
struct device *dev;
@@ -91,13 +92,12 @@ struct grgpio_priv {
static void grgpio_set_imask(struct grgpio_priv *priv, unsigned int offset,
int val)
{
- struct gpio_chip *gc = &priv->gc;
-
if (val)
priv->imask |= BIT(offset);
else
priv->imask &= ~BIT(offset);
- gc->write_reg(priv->regs + GRGPIO_IMASK, priv->imask);
+
+ gpio_generic_write_reg(&priv->chip, priv->regs + GRGPIO_IMASK, priv->imask);
}
static int grgpio_to_irq(struct gpio_chip *gc, unsigned offset)
@@ -118,7 +118,6 @@ static int grgpio_to_irq(struct gpio_chip *gc, unsigned offset)
static int grgpio_irq_set_type(struct irq_data *d, unsigned int type)
{
struct grgpio_priv *priv = irq_data_get_irq_chip_data(d);
- unsigned long flags;
u32 mask = BIT(d->hwirq);
u32 ipol;
u32 iedge;
@@ -146,15 +145,13 @@ static int grgpio_irq_set_type(struct irq_data *d, unsigned int type)
return -EINVAL;
}
- raw_spin_lock_irqsave(&priv->gc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&priv->chip);
- ipol = priv->gc.read_reg(priv->regs + GRGPIO_IPOL) & ~mask;
- iedge = priv->gc.read_reg(priv->regs + GRGPIO_IEDGE) & ~mask;
+ ipol = gpio_generic_read_reg(&priv->chip, priv->regs + GRGPIO_IPOL) & ~mask;
+ iedge = gpio_generic_read_reg(&priv->chip, priv->regs + GRGPIO_IEDGE) & ~mask;
- priv->gc.write_reg(priv->regs + GRGPIO_IPOL, ipol | pol);
- priv->gc.write_reg(priv->regs + GRGPIO_IEDGE, iedge | edge);
-
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
+ gpio_generic_write_reg(&priv->chip, priv->regs + GRGPIO_IPOL, ipol | pol);
+ gpio_generic_write_reg(&priv->chip, priv->regs + GRGPIO_IEDGE, iedge | edge);
return 0;
}
@@ -163,29 +160,23 @@ static void grgpio_irq_mask(struct irq_data *d)
{
struct grgpio_priv *priv = irq_data_get_irq_chip_data(d);
int offset = d->hwirq;
- unsigned long flags;
- raw_spin_lock_irqsave(&priv->gc.bgpio_lock, flags);
+ scoped_guard(gpio_generic_lock_irqsave, &priv->chip)
+ grgpio_set_imask(priv, offset, 0);
- grgpio_set_imask(priv, offset, 0);
-
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
-
- gpiochip_disable_irq(&priv->gc, d->hwirq);
+ gpiochip_disable_irq(&priv->chip.gc, d->hwirq);
}
static void grgpio_irq_unmask(struct irq_data *d)
{
struct grgpio_priv *priv = irq_data_get_irq_chip_data(d);
int offset = d->hwirq;
- unsigned long flags;
- gpiochip_enable_irq(&priv->gc, d->hwirq);
- raw_spin_lock_irqsave(&priv->gc.bgpio_lock, flags);
+ gpiochip_enable_irq(&priv->chip.gc, d->hwirq);
- grgpio_set_imask(priv, offset, 1);
+ guard(gpio_generic_lock_irqsave)(&priv->chip);
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
+ grgpio_set_imask(priv, offset, 1);
}
static const struct irq_chip grgpio_irq_chip = {
@@ -200,12 +191,11 @@ static const struct irq_chip grgpio_irq_chip = {
static irqreturn_t grgpio_irq_handler(int irq, void *dev)
{
struct grgpio_priv *priv = dev;
- int ngpio = priv->gc.ngpio;
- unsigned long flags;
+ int ngpio = priv->chip.gc.ngpio;
int i;
int match = 0;
- raw_spin_lock_irqsave(&priv->gc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&priv->chip);
/*
* For each gpio line, call its interrupt handler if it its underlying
@@ -221,8 +211,6 @@ static irqreturn_t grgpio_irq_handler(int irq, void *dev)
}
}
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
-
if (!match)
dev_warn(priv->dev, "No gpio line matched irq %d\n", irq);
@@ -253,26 +241,23 @@ static int grgpio_irq_map(struct irq_domain *d, unsigned int irq,
dev_dbg(priv->dev, "Mapping irq %d for gpio line %d\n",
irq, offset);
- raw_spin_lock_irqsave(&priv->gc.bgpio_lock, flags);
-
- /* Request underlying irq if not already requested */
+ gpio_generic_chip_lock_irqsave(&priv->chip, flags);
lirq->irq = irq;
uirq = &priv->uirqs[lirq->index];
- if (uirq->refcnt == 0) {
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
+ gpio_generic_chip_unlock_irqrestore(&priv->chip, flags);
+
+ /* Request underlying irq if not already requested */
+ if (atomic_fetch_add(1, &uirq->refcnt) == 0) {
ret = request_irq(uirq->uirq, grgpio_irq_handler, 0,
dev_name(priv->dev), priv);
if (ret) {
dev_err(priv->dev,
"Could not request underlying irq %d\n",
uirq->uirq);
+ atomic_dec(&uirq->refcnt); /* rollback */
return ret;
}
- raw_spin_lock_irqsave(&priv->gc.bgpio_lock, flags);
}
- uirq->refcnt++;
-
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
/* Setup irq */
irq_set_chip_data(irq, priv);
@@ -290,13 +275,13 @@ static void grgpio_irq_unmap(struct irq_domain *d, unsigned int irq)
struct grgpio_lirq *lirq;
struct grgpio_uirq *uirq;
unsigned long flags;
- int ngpio = priv->gc.ngpio;
+ int ngpio = priv->chip.gc.ngpio;
int i;
irq_set_chip_and_handler(irq, NULL, NULL);
irq_set_chip_data(irq, NULL);
- raw_spin_lock_irqsave(&priv->gc.bgpio_lock, flags);
+ gpio_generic_chip_lock_irqsave(&priv->chip, flags);
/* Free underlying irq if last user unmapped */
index = -1;
@@ -313,15 +298,14 @@ static void grgpio_irq_unmap(struct irq_domain *d, unsigned int irq)
if (index >= 0) {
uirq = &priv->uirqs[lirq->index];
- uirq->refcnt--;
- if (uirq->refcnt == 0) {
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
+ if (atomic_dec_and_test(&uirq->refcnt)) {
+ gpio_generic_chip_unlock_irqrestore(&priv->chip, flags);
free_irq(uirq->uirq, priv);
return;
}
}
- raw_spin_unlock_irqrestore(&priv->gc.bgpio_lock, flags);
+ gpio_generic_chip_unlock_irqrestore(&priv->chip, flags);
}
static void grgpio_irq_domain_remove(void *data)
@@ -341,6 +325,7 @@ static const struct irq_domain_ops grgpio_irq_domain_ops = {
static int grgpio_probe(struct platform_device *ofdev)
{
struct device_node *np = ofdev->dev.of_node;
+ struct gpio_generic_chip_config config;
struct device *dev = &ofdev->dev;
void __iomem *regs;
struct gpio_chip *gc;
@@ -359,17 +344,24 @@ static int grgpio_probe(struct platform_device *ofdev)
if (IS_ERR(regs))
return PTR_ERR(regs);
- gc = &priv->gc;
- err = bgpio_init(gc, dev, 4, regs + GRGPIO_DATA,
- regs + GRGPIO_OUTPUT, NULL, regs + GRGPIO_DIR, NULL,
- BGPIOF_BIG_ENDIAN_BYTE_ORDER);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = regs + GRGPIO_DATA,
+ .set = regs + GRGPIO_OUTPUT,
+ .dirout = regs + GRGPIO_DIR,
+ .flags = GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER,
+ };
+
+ gc = &priv->chip.gc;
+ err = gpio_generic_chip_init(&priv->chip, &config);
if (err) {
- dev_err(dev, "bgpio_init() failed\n");
+ dev_err(dev, "failed to initialize the generic GPIO chip\n");
return err;
}
priv->regs = regs;
- priv->imask = gc->read_reg(regs + GRGPIO_IMASK);
+ priv->imask = gpio_generic_read_reg(&priv->chip, regs + GRGPIO_IMASK);
priv->dev = dev;
gc->owner = THIS_MODULE;
@@ -433,6 +425,7 @@ static int grgpio_probe(struct platform_device *ofdev)
continue;
}
priv->uirqs[lirq->index].uirq = ret;
+ atomic_set(&priv->uirqs[lirq->index].refcnt, 0);
}
}
diff --git a/drivers/gpio/gpio-hisi.c b/drivers/gpio/gpio-hisi.c
index ef5cc654a24e..d26298c8351b 100644
--- a/drivers/gpio/gpio-hisi.c
+++ b/drivers/gpio/gpio-hisi.c
@@ -1,6 +1,8 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2020 HiSilicon Limited. */
+
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>
@@ -33,7 +35,7 @@
#define HISI_GPIO_DRIVER_NAME "gpio-hisi"
struct hisi_gpio {
- struct gpio_chip chip;
+ struct gpio_generic_chip chip;
struct device *dev;
void __iomem *reg_base;
unsigned int line_num;
@@ -43,8 +45,8 @@ struct hisi_gpio {
static inline u32 hisi_gpio_read_reg(struct gpio_chip *chip,
unsigned int off)
{
- struct hisi_gpio *hisi_gpio =
- container_of(chip, struct hisi_gpio, chip);
+ struct hisi_gpio *hisi_gpio = container_of(to_gpio_generic_chip(chip),
+ struct hisi_gpio, chip);
void __iomem *reg = hisi_gpio->reg_base + off;
return readl(reg);
@@ -53,8 +55,8 @@ static inline u32 hisi_gpio_read_reg(struct gpio_chip *chip,
static inline void hisi_gpio_write_reg(struct gpio_chip *chip,
unsigned int off, u32 val)
{
- struct hisi_gpio *hisi_gpio =
- container_of(chip, struct hisi_gpio, chip);
+ struct hisi_gpio *hisi_gpio = container_of(to_gpio_generic_chip(chip),
+ struct hisi_gpio, chip);
void __iomem *reg = hisi_gpio->reg_base + off;
writel(val, reg);
@@ -180,14 +182,14 @@ static void hisi_gpio_irq_disable(struct irq_data *d)
static void hisi_gpio_irq_handler(struct irq_desc *desc)
{
struct hisi_gpio *hisi_gpio = irq_desc_get_handler_data(desc);
- unsigned long irq_msk = hisi_gpio_read_reg(&hisi_gpio->chip,
+ unsigned long irq_msk = hisi_gpio_read_reg(&hisi_gpio->chip.gc,
HISI_GPIO_INTSTATUS_WX);
struct irq_chip *irq_c = irq_desc_get_chip(desc);
int hwirq;
chained_irq_enter(irq_c, desc);
for_each_set_bit(hwirq, &irq_msk, HISI_GPIO_LINE_NUM_MAX)
- generic_handle_domain_irq(hisi_gpio->chip.irq.domain,
+ generic_handle_domain_irq(hisi_gpio->chip.gc.irq.domain,
hwirq);
chained_irq_exit(irq_c, desc);
}
@@ -206,7 +208,7 @@ static const struct irq_chip hisi_gpio_irq_chip = {
static void hisi_gpio_init_irq(struct hisi_gpio *hisi_gpio)
{
- struct gpio_chip *chip = &hisi_gpio->chip;
+ struct gpio_chip *chip = &hisi_gpio->chip.gc;
struct gpio_irq_chip *girq_chip = &chip->irq;
gpio_irq_chip_set_chip(girq_chip, &hisi_gpio_irq_chip);
@@ -264,6 +266,7 @@ static void hisi_gpio_get_pdata(struct device *dev,
static int hisi_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct hisi_gpio *hisi_gpio;
int port_num;
@@ -289,27 +292,32 @@ static int hisi_gpio_probe(struct platform_device *pdev)
hisi_gpio->dev = dev;
- ret = bgpio_init(&hisi_gpio->chip, hisi_gpio->dev, 0x4,
- hisi_gpio->reg_base + HISI_GPIO_EXT_PORT_WX,
- hisi_gpio->reg_base + HISI_GPIO_SWPORT_DR_SET_WX,
- hisi_gpio->reg_base + HISI_GPIO_SWPORT_DR_CLR_WX,
- hisi_gpio->reg_base + HISI_GPIO_SWPORT_DDR_SET_WX,
- hisi_gpio->reg_base + HISI_GPIO_SWPORT_DDR_CLR_WX,
- BGPIOF_NO_SET_ON_INPUT);
+ config = (struct gpio_generic_chip_config) {
+ .dev = hisi_gpio->dev,
+ .sz = 4,
+ .dat = hisi_gpio->reg_base + HISI_GPIO_EXT_PORT_WX,
+ .set = hisi_gpio->reg_base + HISI_GPIO_SWPORT_DR_SET_WX,
+ .clr = hisi_gpio->reg_base + HISI_GPIO_SWPORT_DR_CLR_WX,
+ .dirout = hisi_gpio->reg_base + HISI_GPIO_SWPORT_DDR_SET_WX,
+ .dirin = hisi_gpio->reg_base + HISI_GPIO_SWPORT_DDR_CLR_WX,
+ .flags = GPIO_GENERIC_NO_SET_ON_INPUT |
+ GPIO_GENERIC_UNREADABLE_REG_DIR,
+ };
+
+ ret = gpio_generic_chip_init(&hisi_gpio->chip, &config);
if (ret) {
dev_err(dev, "failed to init, ret = %d\n", ret);
return ret;
}
- hisi_gpio->chip.set_config = hisi_gpio_set_config;
- hisi_gpio->chip.ngpio = hisi_gpio->line_num;
- hisi_gpio->chip.bgpio_dir_unreadable = 1;
- hisi_gpio->chip.base = -1;
+ hisi_gpio->chip.gc.set_config = hisi_gpio_set_config;
+ hisi_gpio->chip.gc.ngpio = hisi_gpio->line_num;
+ hisi_gpio->chip.gc.base = -1;
if (hisi_gpio->irq > 0)
hisi_gpio_init_irq(hisi_gpio);
- ret = devm_gpiochip_add_data(dev, &hisi_gpio->chip, hisi_gpio);
+ ret = devm_gpiochip_add_data(dev, &hisi_gpio->chip.gc, hisi_gpio);
if (ret) {
dev_err(dev, "failed to register gpiochip, ret = %d\n", ret);
return ret;
diff --git a/drivers/gpio/gpio-hlwd.c b/drivers/gpio/gpio-hlwd.c
index 0580f6712bea..043ce5ef3b07 100644
--- a/drivers/gpio/gpio-hlwd.c
+++ b/drivers/gpio/gpio-hlwd.c
@@ -6,6 +6,7 @@
// Nintendo Wii (Hollywood) GPIO driver
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -48,7 +49,7 @@
#define HW_GPIO_OWNER 0x3c
struct hlwd_gpio {
- struct gpio_chip gpioc;
+ struct gpio_generic_chip gpioc;
struct device *dev;
void __iomem *regs;
int irq;
@@ -61,45 +62,44 @@ static void hlwd_gpio_irqhandler(struct irq_desc *desc)
struct hlwd_gpio *hlwd =
gpiochip_get_data(irq_desc_get_handler_data(desc));
struct irq_chip *chip = irq_desc_get_chip(desc);
- unsigned long flags;
unsigned long pending;
int hwirq;
u32 emulated_pending;
- raw_spin_lock_irqsave(&hlwd->gpioc.bgpio_lock, flags);
- pending = ioread32be(hlwd->regs + HW_GPIOB_INTFLAG);
- pending &= ioread32be(hlwd->regs + HW_GPIOB_INTMASK);
+ scoped_guard(gpio_generic_lock_irqsave, &hlwd->gpioc) {
+ pending = ioread32be(hlwd->regs + HW_GPIOB_INTFLAG);
+ pending &= ioread32be(hlwd->regs + HW_GPIOB_INTMASK);
- /* Treat interrupts due to edge trigger emulation separately */
- emulated_pending = hlwd->edge_emulation & pending;
- pending &= ~emulated_pending;
- if (emulated_pending) {
- u32 level, rising, falling;
+ /* Treat interrupts due to edge trigger emulation separately */
+ emulated_pending = hlwd->edge_emulation & pending;
+ pending &= ~emulated_pending;
+ if (emulated_pending) {
+ u32 level, rising, falling;
- level = ioread32be(hlwd->regs + HW_GPIOB_INTLVL);
- rising = level & emulated_pending;
- falling = ~level & emulated_pending;
+ level = ioread32be(hlwd->regs + HW_GPIOB_INTLVL);
+ rising = level & emulated_pending;
+ falling = ~level & emulated_pending;
- /* Invert the levels */
- iowrite32be(level ^ emulated_pending,
- hlwd->regs + HW_GPIOB_INTLVL);
+ /* Invert the levels */
+ iowrite32be(level ^ emulated_pending,
+ hlwd->regs + HW_GPIOB_INTLVL);
- /* Ack all emulated-edge interrupts */
- iowrite32be(emulated_pending, hlwd->regs + HW_GPIOB_INTFLAG);
+ /* Ack all emulated-edge interrupts */
+ iowrite32be(emulated_pending, hlwd->regs + HW_GPIOB_INTFLAG);
- /* Signal interrupts only on the correct edge */
- rising &= hlwd->rising_edge;
- falling &= hlwd->falling_edge;
+ /* Signal interrupts only on the correct edge */
+ rising &= hlwd->rising_edge;
+ falling &= hlwd->falling_edge;
- /* Mark emulated interrupts as pending */
- pending |= rising | falling;
+ /* Mark emulated interrupts as pending */
+ pending |= rising | falling;
+ }
}
- raw_spin_unlock_irqrestore(&hlwd->gpioc.bgpio_lock, flags);
chained_irq_enter(chip, desc);
for_each_set_bit(hwirq, &pending, 32)
- generic_handle_domain_irq(hlwd->gpioc.irq.domain, hwirq);
+ generic_handle_domain_irq(hlwd->gpioc.gc.irq.domain, hwirq);
chained_irq_exit(chip, desc);
}
@@ -116,30 +116,29 @@ static void hlwd_gpio_irq_mask(struct irq_data *data)
{
struct hlwd_gpio *hlwd =
gpiochip_get_data(irq_data_get_irq_chip_data(data));
- unsigned long flags;
u32 mask;
- raw_spin_lock_irqsave(&hlwd->gpioc.bgpio_lock, flags);
- mask = ioread32be(hlwd->regs + HW_GPIOB_INTMASK);
- mask &= ~BIT(data->hwirq);
- iowrite32be(mask, hlwd->regs + HW_GPIOB_INTMASK);
- raw_spin_unlock_irqrestore(&hlwd->gpioc.bgpio_lock, flags);
- gpiochip_disable_irq(&hlwd->gpioc, irqd_to_hwirq(data));
+ scoped_guard(gpio_generic_lock_irqsave, &hlwd->gpioc) {
+ mask = ioread32be(hlwd->regs + HW_GPIOB_INTMASK);
+ mask &= ~BIT(data->hwirq);
+ iowrite32be(mask, hlwd->regs + HW_GPIOB_INTMASK);
+ }
+ gpiochip_disable_irq(&hlwd->gpioc.gc, irqd_to_hwirq(data));
}
static void hlwd_gpio_irq_unmask(struct irq_data *data)
{
struct hlwd_gpio *hlwd =
gpiochip_get_data(irq_data_get_irq_chip_data(data));
- unsigned long flags;
u32 mask;
- gpiochip_enable_irq(&hlwd->gpioc, irqd_to_hwirq(data));
- raw_spin_lock_irqsave(&hlwd->gpioc.bgpio_lock, flags);
+ gpiochip_enable_irq(&hlwd->gpioc.gc, irqd_to_hwirq(data));
+
+ guard(gpio_generic_lock_irqsave)(&hlwd->gpioc);
+
mask = ioread32be(hlwd->regs + HW_GPIOB_INTMASK);
mask |= BIT(data->hwirq);
iowrite32be(mask, hlwd->regs + HW_GPIOB_INTMASK);
- raw_spin_unlock_irqrestore(&hlwd->gpioc.bgpio_lock, flags);
}
static void hlwd_gpio_irq_enable(struct irq_data *data)
@@ -173,10 +172,9 @@ static int hlwd_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type)
{
struct hlwd_gpio *hlwd =
gpiochip_get_data(irq_data_get_irq_chip_data(data));
- unsigned long flags;
u32 level;
- raw_spin_lock_irqsave(&hlwd->gpioc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&hlwd->gpioc);
hlwd->edge_emulation &= ~BIT(data->hwirq);
@@ -197,11 +195,9 @@ static int hlwd_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type)
hlwd_gpio_irq_setup_emulation(hlwd, data->hwirq, flow_type);
break;
default:
- raw_spin_unlock_irqrestore(&hlwd->gpioc.bgpio_lock, flags);
return -EINVAL;
}
- raw_spin_unlock_irqrestore(&hlwd->gpioc.bgpio_lock, flags);
return 0;
}
@@ -225,6 +221,7 @@ static const struct irq_chip hlwd_gpio_irq_chip = {
static int hlwd_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct hlwd_gpio *hlwd;
u32 ngpios;
int res;
@@ -244,25 +241,31 @@ static int hlwd_gpio_probe(struct platform_device *pdev)
* systems where the AHBPROT memory firewall hasn't been configured to
* permit PPC access to HW_GPIO_*.
*
- * Note that this has to happen before bgpio_init reads the
- * HW_GPIOB_OUT and HW_GPIOB_DIR, because otherwise it reads the wrong
- * values.
+ * Note that this has to happen before gpio_generic_chip_init() reads
+ * the HW_GPIOB_OUT and HW_GPIOB_DIR, because otherwise it reads the
+ * wrong values.
*/
iowrite32be(0xffffffff, hlwd->regs + HW_GPIO_OWNER);
- res = bgpio_init(&hlwd->gpioc, &pdev->dev, 4,
- hlwd->regs + HW_GPIOB_IN, hlwd->regs + HW_GPIOB_OUT,
- NULL, hlwd->regs + HW_GPIOB_DIR, NULL,
- BGPIOF_BIG_ENDIAN_BYTE_ORDER);
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 4,
+ .dat = hlwd->regs + HW_GPIOB_IN,
+ .set = hlwd->regs + HW_GPIOB_OUT,
+ .dirout = hlwd->regs + HW_GPIOB_DIR,
+ .flags = GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER,
+ };
+
+ res = gpio_generic_chip_init(&hlwd->gpioc, &config);
if (res < 0) {
- dev_warn(&pdev->dev, "bgpio_init failed: %d\n", res);
+ dev_warn(&pdev->dev, "failed to initialize generic GPIO chip: %d\n", res);
return res;
}
res = of_property_read_u32(pdev->dev.of_node, "ngpios", &ngpios);
if (res)
ngpios = 32;
- hlwd->gpioc.ngpio = ngpios;
+ hlwd->gpioc.gc.ngpio = ngpios;
/* Mask and ack all interrupts */
iowrite32be(0, hlwd->regs + HW_GPIOB_INTMASK);
@@ -282,7 +285,7 @@ static int hlwd_gpio_probe(struct platform_device *pdev)
return hlwd->irq;
}
- girq = &hlwd->gpioc.irq;
+ girq = &hlwd->gpioc.gc.irq;
gpio_irq_chip_set_chip(girq, &hlwd_gpio_irq_chip);
girq->parent_handler = hlwd_gpio_irqhandler;
girq->num_parents = 1;
@@ -296,7 +299,7 @@ static int hlwd_gpio_probe(struct platform_device *pdev)
girq->handler = handle_level_irq;
}
- return devm_gpiochip_add_data(&pdev->dev, &hlwd->gpioc, hlwd);
+ return devm_gpiochip_add_data(&pdev->dev, &hlwd->gpioc.gc, hlwd);
}
static const struct of_device_id hlwd_gpio_match[] = {
diff --git a/drivers/gpio/gpio-htc-egpio.c b/drivers/gpio/gpio-htc-egpio.c
index 2eaed83214d8..72935d6dbebf 100644
--- a/drivers/gpio/gpio-htc-egpio.c
+++ b/drivers/gpio/gpio-htc-egpio.c
@@ -364,21 +364,20 @@ static int __init egpio_probe(struct platform_device *pdev)
return 0;
}
-#ifdef CONFIG_PM
-static int egpio_suspend(struct platform_device *pdev, pm_message_t state)
+static int egpio_suspend(struct device *dev)
{
- struct egpio_info *ei = platform_get_drvdata(pdev);
+ struct egpio_info *ei = dev_get_drvdata(dev);
- if (ei->chained_irq && device_may_wakeup(&pdev->dev))
+ if (ei->chained_irq && device_may_wakeup(dev))
enable_irq_wake(ei->chained_irq);
return 0;
}
-static int egpio_resume(struct platform_device *pdev)
+static int egpio_resume(struct device *dev)
{
- struct egpio_info *ei = platform_get_drvdata(pdev);
+ struct egpio_info *ei = dev_get_drvdata(dev);
- if (ei->chained_irq && device_may_wakeup(&pdev->dev))
+ if (ei->chained_irq && device_may_wakeup(dev))
disable_irq_wake(ei->chained_irq);
/* Update registers from the cache, in case
@@ -386,19 +385,15 @@ static int egpio_resume(struct platform_device *pdev)
egpio_write_cache(ei);
return 0;
}
-#else
-#define egpio_suspend NULL
-#define egpio_resume NULL
-#endif
+static DEFINE_SIMPLE_DEV_PM_OPS(egpio_pm_ops, egpio_suspend, egpio_resume);
static struct platform_driver egpio_driver = {
.driver = {
.name = "htc-egpio",
.suppress_bind_attrs = true,
+ .pm = pm_sleep_ptr(&egpio_pm_ops),
},
- .suspend = egpio_suspend,
- .resume = egpio_resume,
};
static int __init egpio_init(void)
diff --git a/drivers/gpio/gpio-idio-16.c b/drivers/gpio/gpio-idio-16.c
index 0103be977c66..4fbae6f6a497 100644
--- a/drivers/gpio/gpio-idio-16.c
+++ b/drivers/gpio/gpio-idio-16.c
@@ -6,6 +6,7 @@
#define DEFAULT_SYMBOL_NAMESPACE "GPIO_IDIO_16"
+#include <linux/bitmap.h>
#include <linux/bits.h>
#include <linux/device.h>
#include <linux/err.h>
@@ -107,6 +108,7 @@ int devm_idio_16_regmap_register(struct device *const dev,
struct idio_16_data *data;
struct regmap_irq_chip *chip;
struct regmap_irq_chip_data *chip_data;
+ DECLARE_BITMAP(fixed_direction_output, IDIO_16_NGPIO);
if (!config->parent)
return -EINVAL;
@@ -164,6 +166,9 @@ int devm_idio_16_regmap_register(struct device *const dev,
gpio_config.irq_domain = regmap_irq_get_domain(chip_data);
gpio_config.reg_mask_xlate = idio_16_reg_mask_xlate;
+ bitmap_from_u64(fixed_direction_output, GENMASK_U64(15, 0));
+ gpio_config.fixed_direction_output = fixed_direction_output;
+
return PTR_ERR_OR_ZERO(devm_gpio_regmap_register(dev, &gpio_config));
}
EXPORT_SYMBOL_GPL(devm_idio_16_regmap_register);
diff --git a/drivers/gpio/gpio-idt3243x.c b/drivers/gpio/gpio-idt3243x.c
index 535f25514455..56f1f1e57b69 100644
--- a/drivers/gpio/gpio-idt3243x.c
+++ b/drivers/gpio/gpio-idt3243x.c
@@ -3,6 +3,7 @@
#include <linux/bitops.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/irq.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
@@ -18,7 +19,7 @@
#define IDT_GPIO_ISTAT 0x0C
struct idt_gpio_ctrl {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *pic;
void __iomem *gpio;
u32 mask_cache;
@@ -50,14 +51,13 @@ static int idt_gpio_irq_set_type(struct irq_data *d, unsigned int flow_type)
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct idt_gpio_ctrl *ctrl = gpiochip_get_data(gc);
unsigned int sense = flow_type & IRQ_TYPE_SENSE_MASK;
- unsigned long flags;
u32 ilevel;
/* hardware only supports level triggered */
if (sense == IRQ_TYPE_NONE || (sense & IRQ_TYPE_EDGE_BOTH))
return -EINVAL;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&ctrl->chip);
ilevel = readl(ctrl->gpio + IDT_GPIO_ILEVEL);
if (sense & IRQ_TYPE_LEVEL_HIGH)
@@ -68,7 +68,6 @@ static int idt_gpio_irq_set_type(struct irq_data *d, unsigned int flow_type)
writel(ilevel, ctrl->gpio + IDT_GPIO_ILEVEL);
irq_set_handler_locked(d, handle_level_irq);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
return 0;
}
@@ -84,14 +83,11 @@ static void idt_gpio_mask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct idt_gpio_ctrl *ctrl = gpiochip_get_data(gc);
- unsigned long flags;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
-
- ctrl->mask_cache |= BIT(d->hwirq);
- writel(ctrl->mask_cache, ctrl->pic + IDT_PIC_IRQ_MASK);
-
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ scoped_guard(gpio_generic_lock_irqsave, &ctrl->chip) {
+ ctrl->mask_cache |= BIT(d->hwirq);
+ writel(ctrl->mask_cache, ctrl->pic + IDT_PIC_IRQ_MASK);
+ }
gpiochip_disable_irq(gc, irqd_to_hwirq(d));
}
@@ -100,15 +96,13 @@ static void idt_gpio_unmask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct idt_gpio_ctrl *ctrl = gpiochip_get_data(gc);
- unsigned long flags;
gpiochip_enable_irq(gc, irqd_to_hwirq(d));
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+
+ guard(gpio_generic_lock_irqsave)(&ctrl->chip);
ctrl->mask_cache &= ~BIT(d->hwirq);
writel(ctrl->mask_cache, ctrl->pic + IDT_PIC_IRQ_MASK);
-
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
static int idt_gpio_irq_init_hw(struct gpio_chip *gc)
@@ -134,6 +128,7 @@ static const struct irq_chip idt_gpio_irqchip = {
static int idt_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct gpio_irq_chip *girq;
struct idt_gpio_ctrl *ctrl;
@@ -150,18 +145,24 @@ static int idt_gpio_probe(struct platform_device *pdev)
if (IS_ERR(ctrl->gpio))
return PTR_ERR(ctrl->gpio);
- ctrl->gc.parent = dev;
+ ctrl->chip.gc.parent = dev;
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 4,
+ .dat = ctrl->gpio + IDT_GPIO_DATA,
+ .dirout = ctrl->gpio + IDT_GPIO_DIR,
+ };
- ret = bgpio_init(&ctrl->gc, &pdev->dev, 4, ctrl->gpio + IDT_GPIO_DATA,
- NULL, NULL, ctrl->gpio + IDT_GPIO_DIR, NULL, 0);
+ ret = gpio_generic_chip_init(&ctrl->chip, &config);
if (ret) {
- dev_err(dev, "bgpio_init failed\n");
+ dev_err(dev, "failed to initialize the generic GPIO chip\n");
return ret;
}
ret = device_property_read_u32(dev, "ngpios", &ngpios);
if (!ret)
- ctrl->gc.ngpio = ngpios;
+ ctrl->chip.gc.ngpio = ngpios;
if (device_property_read_bool(dev, "interrupt-controller")) {
ctrl->pic = devm_platform_ioremap_resource_byname(pdev, "pic");
@@ -172,7 +173,7 @@ static int idt_gpio_probe(struct platform_device *pdev)
if (parent_irq < 0)
return parent_irq;
- girq = &ctrl->gc.irq;
+ girq = &ctrl->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &idt_gpio_irqchip);
girq->init_hw = idt_gpio_irq_init_hw;
girq->parent_handler = idt_gpio_dispatch;
@@ -188,7 +189,7 @@ static int idt_gpio_probe(struct platform_device *pdev)
girq->handler = handle_bad_irq;
}
- return devm_gpiochip_add_data(&pdev->dev, &ctrl->gc, ctrl);
+ return devm_gpiochip_add_data(&pdev->dev, &ctrl->chip.gc, ctrl);
}
static const struct of_device_id idt_gpio_of_match[] = {
diff --git a/drivers/gpio/gpio-ixp4xx.c b/drivers/gpio/gpio-ixp4xx.c
index 28a8a6a8f05f..f34d87869c8b 100644
--- a/drivers/gpio/gpio-ixp4xx.c
+++ b/drivers/gpio/gpio-ixp4xx.c
@@ -8,6 +8,7 @@
#include <linux/bitops.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
@@ -53,14 +54,14 @@
/**
* struct ixp4xx_gpio - IXP4 GPIO state container
+ * @chip: generic GPIO chip for this instance
* @dev: containing device for this instance
- * @gc: gpiochip for this instance
* @base: remapped I/O-memory base
* @irq_edge: Each bit represents an IRQ: 1: edge-triggered,
* 0: level triggered
*/
struct ixp4xx_gpio {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
struct device *dev;
void __iomem *base;
unsigned long long irq_edge;
@@ -100,7 +101,6 @@ static int ixp4xx_gpio_irq_set_type(struct irq_data *d, unsigned int type)
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct ixp4xx_gpio *g = gpiochip_get_data(gc);
int line = d->hwirq;
- unsigned long flags;
u32 int_style;
u32 int_reg;
u32 val;
@@ -144,26 +144,24 @@ static int ixp4xx_gpio_irq_set_type(struct irq_data *d, unsigned int type)
int_reg = IXP4XX_REG_GPIT1;
}
- raw_spin_lock_irqsave(&g->gc.bgpio_lock, flags);
-
- /* Clear the style for the appropriate pin */
- val = __raw_readl(g->base + int_reg);
- val &= ~(IXP4XX_GPIO_STYLE_MASK << (line * IXP4XX_GPIO_STYLE_SIZE));
- __raw_writel(val, g->base + int_reg);
-
- __raw_writel(BIT(line), g->base + IXP4XX_REG_GPIS);
+ scoped_guard(gpio_generic_lock_irqsave, &g->chip) {
+ /* Clear the style for the appropriate pin */
+ val = __raw_readl(g->base + int_reg);
+ val &= ~(IXP4XX_GPIO_STYLE_MASK << (line * IXP4XX_GPIO_STYLE_SIZE));
+ __raw_writel(val, g->base + int_reg);
- /* Set the new style */
- val = __raw_readl(g->base + int_reg);
- val |= (int_style << (line * IXP4XX_GPIO_STYLE_SIZE));
- __raw_writel(val, g->base + int_reg);
+ __raw_writel(BIT(line), g->base + IXP4XX_REG_GPIS);
- /* Force-configure this line as an input */
- val = __raw_readl(g->base + IXP4XX_REG_GPOE);
- val |= BIT(d->hwirq);
- __raw_writel(val, g->base + IXP4XX_REG_GPOE);
+ /* Set the new style */
+ val = __raw_readl(g->base + int_reg);
+ val |= (int_style << (line * IXP4XX_GPIO_STYLE_SIZE));
+ __raw_writel(val, g->base + int_reg);
- raw_spin_unlock_irqrestore(&g->gc.bgpio_lock, flags);
+ /* Force-configure this line as an input */
+ val = __raw_readl(g->base + IXP4XX_REG_GPOE);
+ val |= BIT(d->hwirq);
+ __raw_writel(val, g->base + IXP4XX_REG_GPOE);
+ }
/* This parent only accept level high (asserted) */
return irq_chip_set_type_parent(d, IRQ_TYPE_LEVEL_HIGH);
@@ -206,6 +204,7 @@ static int ixp4xx_gpio_child_to_parent_hwirq(struct gpio_chip *gc,
static int ixp4xx_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
unsigned long flags;
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
@@ -290,35 +289,38 @@ static int ixp4xx_gpio_probe(struct platform_device *pdev)
* for big endian.
*/
#if defined(CONFIG_CPU_BIG_ENDIAN)
- flags = BGPIOF_BIG_ENDIAN_BYTE_ORDER;
+ flags = GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER;
#else
flags = 0;
#endif
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = g->base + IXP4XX_REG_GPIN,
+ .set = g->base + IXP4XX_REG_GPOUT,
+ .dirin = g->base + IXP4XX_REG_GPOE,
+ .flags = flags,
+ };
+
/* Populate and register gpio chip */
- ret = bgpio_init(&g->gc, dev, 4,
- g->base + IXP4XX_REG_GPIN,
- g->base + IXP4XX_REG_GPOUT,
- NULL,
- NULL,
- g->base + IXP4XX_REG_GPOE,
- flags);
+ ret = gpio_generic_chip_init(&g->chip, &config);
if (ret) {
dev_err(dev, "unable to init generic GPIO\n");
return ret;
}
- g->gc.ngpio = 16;
- g->gc.label = "IXP4XX_GPIO_CHIP";
+ g->chip.gc.ngpio = 16;
+ g->chip.gc.label = "IXP4XX_GPIO_CHIP";
/*
* TODO: when we have migrated to device tree and all GPIOs
* are fetched using phandles, set this to -1 to get rid of
* the fixed gpiochip base.
*/
- g->gc.base = 0;
- g->gc.parent = &pdev->dev;
- g->gc.owner = THIS_MODULE;
+ g->chip.gc.base = 0;
+ g->chip.gc.parent = &pdev->dev;
+ g->chip.gc.owner = THIS_MODULE;
- girq = &g->gc.irq;
+ girq = &g->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &ixp4xx_gpio_irqchip);
girq->fwnode = dev_fwnode(dev);
girq->parent_domain = parent;
@@ -326,7 +328,7 @@ static int ixp4xx_gpio_probe(struct platform_device *pdev)
girq->handler = handle_bad_irq;
girq->default_type = IRQ_TYPE_NONE;
- ret = devm_gpiochip_add_data(dev, &g->gc, g);
+ ret = devm_gpiochip_add_data(dev, &g->chip.gc, g);
if (ret) {
dev_err(dev, "failed to add SoC gpiochip\n");
return ret;
diff --git a/drivers/gpio/gpio-latch.c b/drivers/gpio/gpio-latch.c
index c64aaa896766..452a9ce61488 100644
--- a/drivers/gpio/gpio-latch.c
+++ b/drivers/gpio/gpio-latch.c
@@ -48,8 +48,6 @@
#include <linux/property.h>
#include <linux/delay.h>
-#include "gpiolib.h"
-
struct gpio_latch_priv {
struct gpio_chip gc;
struct gpio_descs *clk_gpios;
diff --git a/drivers/gpio/gpio-ljca.c b/drivers/gpio/gpio-ljca.c
index 3b4f8830c741..f32d1d237795 100644
--- a/drivers/gpio/gpio-ljca.c
+++ b/drivers/gpio/gpio-ljca.c
@@ -286,22 +286,14 @@ static void ljca_gpio_event_cb(void *context, u8 cmd, const void *evt_data,
{
const struct ljca_gpio_packet *packet = evt_data;
struct ljca_gpio_dev *ljca_gpio = context;
- int i, irq;
+ int i;
if (cmd != LJCA_GPIO_INT_EVENT)
return;
for (i = 0; i < packet->num; i++) {
- irq = irq_find_mapping(ljca_gpio->gc.irq.domain,
- packet->item[i].index);
- if (!irq) {
- dev_err(ljca_gpio->gc.parent,
- "gpio_id %u does not mapped to IRQ yet\n",
- packet->item[i].index);
- return;
- }
-
- generic_handle_domain_irq(ljca_gpio->gc.irq.domain, irq);
+ generic_handle_domain_irq(ljca_gpio->gc.irq.domain,
+ packet->item[i].index);
set_bit(packet->item[i].index, ljca_gpio->reenable_irqs);
}
diff --git a/drivers/gpio/gpio-loongson-64bit.c b/drivers/gpio/gpio-loongson-64bit.c
index 818c606fbc51..77d07e31366f 100644
--- a/drivers/gpio/gpio-loongson-64bit.c
+++ b/drivers/gpio/gpio-loongson-64bit.c
@@ -7,12 +7,16 @@
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/irqdesc.h>
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/err.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/platform_device.h>
#include <linux/bitops.h>
+#include <linux/reset.h>
#include <asm/types.h>
enum loongson_gpio_mode {
@@ -27,10 +31,18 @@ struct loongson_gpio_chip_data {
unsigned int out_offset;
unsigned int in_offset;
unsigned int inten_offset;
+ unsigned int intpol_offset;
+ unsigned int intedge_offset;
+ unsigned int intclr_offset;
+ unsigned int intsts_offset;
+ unsigned int intdual_offset;
+ unsigned int intr_num;
+ irq_flow_handler_t irq_handler;
+ const struct irq_chip *girqchip;
};
struct loongson_gpio_chip {
- struct gpio_chip chip;
+ struct gpio_generic_chip chip;
spinlock_t lock;
void __iomem *reg_base;
const struct loongson_gpio_chip_data *chip_data;
@@ -38,7 +50,8 @@ struct loongson_gpio_chip {
static inline struct loongson_gpio_chip *to_loongson_gpio_chip(struct gpio_chip *chip)
{
- return container_of(chip, struct loongson_gpio_chip, chip);
+ return container_of(to_gpio_generic_chip(chip),
+ struct loongson_gpio_chip, chip);
}
static inline void loongson_commit_direction(struct loongson_gpio_chip *lgpio, unsigned int pin,
@@ -135,39 +148,185 @@ static int loongson_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
return platform_get_irq(pdev, offset);
}
-static int loongson_gpio_init(struct device *dev, struct loongson_gpio_chip *lgpio,
+static void loongson_gpio_irq_ack(struct irq_data *data)
+{
+ struct gpio_chip *chip = irq_data_get_irq_chip_data(data);
+ struct loongson_gpio_chip *lgpio = to_loongson_gpio_chip(chip);
+ irq_hw_number_t hwirq = irqd_to_hwirq(data);
+
+ writeb(0x1, lgpio->reg_base + lgpio->chip_data->intclr_offset + hwirq);
+}
+
+static void loongson_gpio_irq_mask(struct irq_data *data)
+{
+ struct gpio_chip *chip = irq_data_get_irq_chip_data(data);
+ struct loongson_gpio_chip *lgpio = to_loongson_gpio_chip(chip);
+ irq_hw_number_t hwirq = irqd_to_hwirq(data);
+
+ writeb(0x0, lgpio->reg_base + lgpio->chip_data->inten_offset + hwirq);
+}
+
+static void loongson_gpio_irq_unmask(struct irq_data *data)
+{
+ struct gpio_chip *chip = irq_data_get_irq_chip_data(data);
+ struct loongson_gpio_chip *lgpio = to_loongson_gpio_chip(chip);
+ irq_hw_number_t hwirq = irqd_to_hwirq(data);
+
+ writeb(0x1, lgpio->reg_base + lgpio->chip_data->inten_offset + hwirq);
+}
+
+static int loongson_gpio_irq_set_type(struct irq_data *data, unsigned int type)
+{
+ struct gpio_chip *chip = irq_data_get_irq_chip_data(data);
+ struct loongson_gpio_chip *lgpio = to_loongson_gpio_chip(chip);
+ irq_hw_number_t hwirq = irqd_to_hwirq(data);
+ u8 pol = 0, edge = 0, dual = 0;
+
+ if ((type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) {
+ edge = 1;
+ dual = 1;
+ irq_set_handler_locked(data, handle_edge_irq);
+ } else {
+ switch (type) {
+ case IRQ_TYPE_LEVEL_HIGH:
+ pol = 1;
+ fallthrough;
+ case IRQ_TYPE_LEVEL_LOW:
+ irq_set_handler_locked(data, handle_level_irq);
+ break;
+
+ case IRQ_TYPE_EDGE_RISING:
+ pol = 1;
+ fallthrough;
+ case IRQ_TYPE_EDGE_FALLING:
+ edge = 1;
+ irq_set_handler_locked(data, handle_edge_irq);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+ }
+
+ writeb(pol, lgpio->reg_base + lgpio->chip_data->intpol_offset + hwirq);
+ writeb(edge, lgpio->reg_base + lgpio->chip_data->intedge_offset + hwirq);
+ writeb(dual, lgpio->reg_base + lgpio->chip_data->intdual_offset + hwirq);
+
+ return 0;
+}
+
+static void loongson_gpio_ls2k0300_irq_handler(struct irq_desc *desc)
+{
+ struct loongson_gpio_chip *lgpio = irq_desc_get_handler_data(desc);
+ struct irq_chip *girqchip = irq_desc_get_chip(desc);
+ int i;
+
+ chained_irq_enter(girqchip, desc);
+
+ for (i = 0; i < lgpio->chip.gc.ngpio; i++) {
+ /*
+ * For the GPIO controller of LS2K0300, interrupts status bits
+ * may be wrongly set even if the corresponding interrupt is
+ * disabled. Thus interrupt enable bits are checked along with
+ * status bits to detect interrupts reliably.
+ */
+ if (readb(lgpio->reg_base + lgpio->chip_data->intsts_offset + i) &&
+ readb(lgpio->reg_base + lgpio->chip_data->inten_offset + i))
+ generic_handle_domain_irq(lgpio->chip.gc.irq.domain, i);
+ }
+
+ chained_irq_exit(girqchip, desc);
+}
+
+static const struct irq_chip loongson_gpio_ls2k0300_irqchip = {
+ .irq_ack = loongson_gpio_irq_ack,
+ .irq_mask = loongson_gpio_irq_mask,
+ .irq_unmask = loongson_gpio_irq_unmask,
+ .irq_set_type = loongson_gpio_irq_set_type,
+ .flags = IRQCHIP_IMMUTABLE | IRQCHIP_SKIP_SET_WAKE,
+ GPIOCHIP_IRQ_RESOURCE_HELPERS,
+};
+
+static int loongson_gpio_init_irqchip(struct platform_device *pdev,
+ struct loongson_gpio_chip *lgpio)
+{
+ const struct loongson_gpio_chip_data *data = lgpio->chip_data;
+ struct gpio_chip *chip = &lgpio->chip.gc;
+ int i;
+
+ chip->irq.default_type = IRQ_TYPE_NONE;
+ chip->irq.handler = handle_bad_irq;
+ chip->irq.parent_handler = data->irq_handler;
+ chip->irq.parent_handler_data = lgpio;
+ gpio_irq_chip_set_chip(&chip->irq, data->girqchip);
+
+ chip->irq.num_parents = data->intr_num;
+ chip->irq.parents = devm_kcalloc(&pdev->dev, data->intr_num,
+ sizeof(*chip->irq.parents), GFP_KERNEL);
+ if (!chip->parent)
+ return -ENOMEM;
+
+ for (i = 0; i < data->intr_num; i++) {
+ int ret;
+
+ ret = platform_get_irq(pdev, i);
+ if (ret < 0)
+ return dev_err_probe(&pdev->dev, ret,
+ "failed to get IRQ %d\n", i);
+ chip->irq.parents[i] = ret;
+ }
+
+ for (i = 0; i < data->intr_num; i++) {
+ writeb(0x0, lgpio->reg_base + data->inten_offset + i);
+ writeb(0x1, lgpio->reg_base + data->intclr_offset + i);
+ }
+
+ return 0;
+}
+
+static int loongson_gpio_init(struct platform_device *pdev, struct loongson_gpio_chip *lgpio,
void __iomem *reg_base)
{
+ struct gpio_generic_chip_config config;
int ret;
lgpio->reg_base = reg_base;
if (lgpio->chip_data->mode == BIT_CTRL_MODE) {
- ret = bgpio_init(&lgpio->chip, dev, 8,
- lgpio->reg_base + lgpio->chip_data->in_offset,
- lgpio->reg_base + lgpio->chip_data->out_offset,
- NULL, NULL,
- lgpio->reg_base + lgpio->chip_data->conf_offset,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 8,
+ .dat = lgpio->reg_base + lgpio->chip_data->in_offset,
+ .set = lgpio->reg_base + lgpio->chip_data->out_offset,
+ .dirin = lgpio->reg_base + lgpio->chip_data->conf_offset,
+ };
+
+ ret = gpio_generic_chip_init(&lgpio->chip, &config);
if (ret) {
- dev_err(dev, "unable to init generic GPIO\n");
+ dev_err(&pdev->dev, "unable to init generic GPIO\n");
return ret;
}
} else {
- lgpio->chip.direction_input = loongson_gpio_direction_input;
- lgpio->chip.get = loongson_gpio_get;
- lgpio->chip.get_direction = loongson_gpio_get_direction;
- lgpio->chip.direction_output = loongson_gpio_direction_output;
- lgpio->chip.set = loongson_gpio_set;
- lgpio->chip.parent = dev;
+ lgpio->chip.gc.direction_input = loongson_gpio_direction_input;
+ lgpio->chip.gc.get = loongson_gpio_get;
+ lgpio->chip.gc.get_direction = loongson_gpio_get_direction;
+ lgpio->chip.gc.direction_output = loongson_gpio_direction_output;
+ lgpio->chip.gc.set = loongson_gpio_set;
+ lgpio->chip.gc.parent = &pdev->dev;
+ lgpio->chip.gc.base = -1;
spin_lock_init(&lgpio->lock);
}
- lgpio->chip.label = lgpio->chip_data->label;
- lgpio->chip.can_sleep = false;
- if (lgpio->chip_data->inten_offset)
- lgpio->chip.to_irq = loongson_gpio_to_irq;
+ lgpio->chip.gc.label = lgpio->chip_data->label;
+ lgpio->chip.gc.can_sleep = false;
+ if (lgpio->chip_data->girqchip) {
+ ret = loongson_gpio_init_irqchip(pdev, lgpio);
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "failed to initialize irqchip\n");
+ } else if (lgpio->chip_data->inten_offset) {
+ lgpio->chip.gc.to_irq = loongson_gpio_to_irq;
+ }
- return devm_gpiochip_add_data(dev, &lgpio->chip, lgpio);
+ return devm_gpiochip_add_data(&pdev->dev, &lgpio->chip.gc, lgpio);
}
static int loongson_gpio_probe(struct platform_device *pdev)
@@ -175,6 +334,7 @@ static int loongson_gpio_probe(struct platform_device *pdev)
void __iomem *reg_base;
struct loongson_gpio_chip *lgpio;
struct device *dev = &pdev->dev;
+ struct reset_control *rst;
lgpio = devm_kzalloc(dev, sizeof(*lgpio), GFP_KERNEL);
if (!lgpio)
@@ -186,7 +346,11 @@ static int loongson_gpio_probe(struct platform_device *pdev)
if (IS_ERR(reg_base))
return PTR_ERR(reg_base);
- return loongson_gpio_init(dev, lgpio, reg_base);
+ rst = devm_reset_control_get_optional_exclusive_deasserted(&pdev->dev, NULL);
+ if (IS_ERR(rst))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rst), "failed to get reset control\n");
+
+ return loongson_gpio_init(pdev, lgpio, reg_base);
}
static const struct loongson_gpio_chip_data loongson_gpio_ls2k_data = {
@@ -198,6 +362,23 @@ static const struct loongson_gpio_chip_data loongson_gpio_ls2k_data = {
.inten_offset = 0x30,
};
+static const struct loongson_gpio_chip_data loongson_gpio_ls2k0300_data = {
+ .label = "ls2k0300_gpio",
+ .mode = BYTE_CTRL_MODE,
+ .conf_offset = 0x800,
+ .in_offset = 0xa00,
+ .out_offset = 0x900,
+ .inten_offset = 0xb00,
+ .intpol_offset = 0xc00,
+ .intedge_offset = 0xd00,
+ .intclr_offset = 0xe00,
+ .intsts_offset = 0xf00,
+ .intdual_offset = 0xf80,
+ .intr_num = 7,
+ .irq_handler = loongson_gpio_ls2k0300_irq_handler,
+ .girqchip = &loongson_gpio_ls2k0300_irqchip,
+};
+
static const struct loongson_gpio_chip_data loongson_gpio_ls2k0500_data0 = {
.label = "ls2k0500_gpio",
.mode = BIT_CTRL_MODE,
@@ -227,11 +408,11 @@ static const struct loongson_gpio_chip_data loongson_gpio_ls2k2000_data0 = {
static const struct loongson_gpio_chip_data loongson_gpio_ls2k2000_data1 = {
.label = "ls2k2000_gpio",
- .mode = BIT_CTRL_MODE,
- .conf_offset = 0x0,
- .in_offset = 0x20,
- .out_offset = 0x10,
- .inten_offset = 0x30,
+ .mode = BYTE_CTRL_MODE,
+ .conf_offset = 0x800,
+ .in_offset = 0xa00,
+ .out_offset = 0x900,
+ .inten_offset = 0xb00,
};
static const struct loongson_gpio_chip_data loongson_gpio_ls2k2000_data2 = {
@@ -295,6 +476,10 @@ static const struct of_device_id loongson_gpio_of_match[] = {
.data = &loongson_gpio_ls2k_data,
},
{
+ .compatible = "loongson,ls2k0300-gpio",
+ .data = &loongson_gpio_ls2k0300_data,
+ },
+ {
.compatible = "loongson,ls2k0500-gpio0",
.data = &loongson_gpio_ls2k0500_data0,
},
diff --git a/drivers/gpio/gpio-loongson1.c b/drivers/gpio/gpio-loongson1.c
index 6ca3b969db4d..9750a7a17508 100644
--- a/drivers/gpio/gpio-loongson1.c
+++ b/drivers/gpio/gpio-loongson1.c
@@ -5,10 +5,11 @@
* Copyright (C) 2015-2023 Keguang Zhang <keguang.zhang@gmail.com>
*/
+#include <linux/bitops.h>
#include <linux/module.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/platform_device.h>
-#include <linux/bitops.h>
/* Loongson 1 GPIO Register Definitions */
#define GPIO_CFG 0x0
@@ -17,19 +18,18 @@
#define GPIO_OUTPUT 0x30
struct ls1x_gpio_chip {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *reg_base;
};
static int ls1x_gpio_request(struct gpio_chip *gc, unsigned int offset)
{
struct ls1x_gpio_chip *ls1x_gc = gpiochip_get_data(gc);
- unsigned long flags;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&ls1x_gc->chip);
+
__raw_writel(__raw_readl(ls1x_gc->reg_base + GPIO_CFG) | BIT(offset),
ls1x_gc->reg_base + GPIO_CFG);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
return 0;
}
@@ -37,16 +37,16 @@ static int ls1x_gpio_request(struct gpio_chip *gc, unsigned int offset)
static void ls1x_gpio_free(struct gpio_chip *gc, unsigned int offset)
{
struct ls1x_gpio_chip *ls1x_gc = gpiochip_get_data(gc);
- unsigned long flags;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&ls1x_gc->chip);
+
__raw_writel(__raw_readl(ls1x_gc->reg_base + GPIO_CFG) & ~BIT(offset),
ls1x_gc->reg_base + GPIO_CFG);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
static int ls1x_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct ls1x_gpio_chip *ls1x_gc;
int ret;
@@ -59,29 +59,35 @@ static int ls1x_gpio_probe(struct platform_device *pdev)
if (IS_ERR(ls1x_gc->reg_base))
return PTR_ERR(ls1x_gc->reg_base);
- ret = bgpio_init(&ls1x_gc->gc, dev, 4, ls1x_gc->reg_base + GPIO_DATA,
- ls1x_gc->reg_base + GPIO_OUTPUT, NULL,
- NULL, ls1x_gc->reg_base + GPIO_DIR, 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = ls1x_gc->reg_base + GPIO_DATA,
+ .set = ls1x_gc->reg_base + GPIO_OUTPUT,
+ .dirin = ls1x_gc->reg_base + GPIO_DIR,
+ };
+
+ ret = gpio_generic_chip_init(&ls1x_gc->chip, &config);
if (ret)
goto err;
- ls1x_gc->gc.owner = THIS_MODULE;
- ls1x_gc->gc.request = ls1x_gpio_request;
- ls1x_gc->gc.free = ls1x_gpio_free;
+ ls1x_gc->chip.gc.owner = THIS_MODULE;
+ ls1x_gc->chip.gc.request = ls1x_gpio_request;
+ ls1x_gc->chip.gc.free = ls1x_gpio_free;
/*
* Clear ngpio to let gpiolib get the correct number
* by reading ngpios property
*/
- ls1x_gc->gc.ngpio = 0;
+ ls1x_gc->chip.gc.ngpio = 0;
- ret = devm_gpiochip_add_data(dev, &ls1x_gc->gc, ls1x_gc);
+ ret = devm_gpiochip_add_data(dev, &ls1x_gc->chip.gc, ls1x_gc);
if (ret)
goto err;
platform_set_drvdata(pdev, ls1x_gc);
dev_info(dev, "GPIO controller registered with %d pins\n",
- ls1x_gc->gc.ngpio);
+ ls1x_gc->chip.gc.ngpio);
return 0;
err:
diff --git a/drivers/gpio/gpio-max7360.c b/drivers/gpio/gpio-max7360.c
new file mode 100644
index 000000000000..db92a43776a9
--- /dev/null
+++ b/drivers/gpio/gpio-max7360.c
@@ -0,0 +1,257 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2025 Bootlin
+ *
+ * Author: Kamel BOUHARA <kamel.bouhara@bootlin.com>
+ * Author: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
+ */
+
+#include <linux/bitfield.h>
+#include <linux/bitmap.h>
+#include <linux/err.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/regmap.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/max7360.h>
+#include <linux/minmax.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/property.h>
+#include <linux/regmap.h>
+
+#define MAX7360_GPIO_PORT 1
+#define MAX7360_GPIO_COL 2
+
+struct max7360_gpio_plat_data {
+ unsigned int function;
+};
+
+static struct max7360_gpio_plat_data max7360_gpio_port_plat = { .function = MAX7360_GPIO_PORT };
+static struct max7360_gpio_plat_data max7360_gpio_col_plat = { .function = MAX7360_GPIO_COL };
+
+static int max7360_get_available_gpos(struct device *dev, unsigned int *available_gpios)
+{
+ u32 columns;
+ int ret;
+
+ ret = device_property_read_u32(dev->parent, "keypad,num-columns", &columns);
+ if (ret) {
+ dev_err(dev, "Failed to read columns count\n");
+ return ret;
+ }
+
+ *available_gpios = min(MAX7360_MAX_GPO, MAX7360_MAX_KEY_COLS - columns);
+
+ return 0;
+}
+
+static int max7360_gpo_init_valid_mask(struct gpio_chip *gc,
+ unsigned long *valid_mask,
+ unsigned int ngpios)
+{
+ unsigned int available_gpios;
+ int ret;
+
+ ret = max7360_get_available_gpos(gc->parent, &available_gpios);
+ if (ret)
+ return ret;
+
+ bitmap_clear(valid_mask, 0, MAX7360_MAX_KEY_COLS - available_gpios);
+
+ return 0;
+}
+
+static int max7360_set_gpos_count(struct device *dev, struct regmap *regmap)
+{
+ /*
+ * MAX7360 COL0 to COL7 pins can be used either as keypad columns,
+ * general purpose output or a mix of both.
+ * By default, all pins are used as keypad, here we update this
+ * configuration to allow to use some of them as GPIOs.
+ */
+ unsigned int available_gpios;
+ unsigned int val;
+ int ret;
+
+ ret = max7360_get_available_gpos(dev, &available_gpios);
+ if (ret)
+ return ret;
+
+ /*
+ * Configure which GPIOs will be used for keypad.
+ * MAX7360_REG_DEBOUNCE contains configuration both for keypad debounce
+ * timings and gpos/keypad columns repartition. Only the later is
+ * modified here.
+ */
+ val = FIELD_PREP(MAX7360_PORTS, available_gpios);
+ ret = regmap_write_bits(regmap, MAX7360_REG_DEBOUNCE, MAX7360_PORTS, val);
+ if (ret)
+ dev_err(dev, "Failed to write max7360 columns/gpos configuration");
+
+ return ret;
+}
+
+static int max7360_gpio_reg_mask_xlate(struct gpio_regmap *gpio,
+ unsigned int base, unsigned int offset,
+ unsigned int *reg, unsigned int *mask)
+{
+ if (base == MAX7360_REG_PWMBASE) {
+ /*
+ * GPIO output is using PWM duty cycle registers: one register
+ * per line, with value being either 0 or 255.
+ */
+ *reg = base + offset;
+ *mask = GENMASK(7, 0);
+ } else {
+ *reg = base;
+ *mask = BIT(offset);
+ }
+
+ return 0;
+}
+
+static const struct regmap_irq max7360_regmap_irqs[MAX7360_MAX_GPIO] = {
+ REGMAP_IRQ_REG(0, 0, BIT(0)),
+ REGMAP_IRQ_REG(1, 0, BIT(1)),
+ REGMAP_IRQ_REG(2, 0, BIT(2)),
+ REGMAP_IRQ_REG(3, 0, BIT(3)),
+ REGMAP_IRQ_REG(4, 0, BIT(4)),
+ REGMAP_IRQ_REG(5, 0, BIT(5)),
+ REGMAP_IRQ_REG(6, 0, BIT(6)),
+ REGMAP_IRQ_REG(7, 0, BIT(7)),
+};
+
+static int max7360_handle_mask_sync(const int index,
+ const unsigned int mask_buf_def,
+ const unsigned int mask_buf,
+ void *const irq_drv_data)
+{
+ struct regmap *regmap = irq_drv_data;
+ int ret;
+
+ for (unsigned int i = 0; i < MAX7360_MAX_GPIO; i++) {
+ ret = regmap_assign_bits(regmap, MAX7360_REG_PWMCFG(i),
+ MAX7360_PORT_CFG_INTERRUPT_MASK, mask_buf & BIT(i));
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int max7360_gpio_probe(struct platform_device *pdev)
+{
+ const struct max7360_gpio_plat_data *plat_data;
+ struct gpio_regmap_config gpio_config = { };
+ struct regmap_irq_chip *irq_chip;
+ struct device *dev = &pdev->dev;
+ struct regmap *regmap;
+ unsigned int outconf;
+ int ret;
+
+ regmap = dev_get_regmap(dev->parent, NULL);
+ if (!regmap)
+ return dev_err_probe(dev, -ENODEV, "could not get parent regmap\n");
+
+ plat_data = device_get_match_data(dev);
+ if (plat_data->function == MAX7360_GPIO_PORT) {
+ if (device_property_read_bool(dev, "interrupt-controller")) {
+ /*
+ * Port GPIOs with interrupt-controller property: add IRQ
+ * controller.
+ */
+ gpio_config.regmap_irq_flags = IRQF_ONESHOT | IRQF_SHARED;
+ gpio_config.regmap_irq_line =
+ fwnode_irq_get_byname(dev_fwnode(dev->parent), "inti");
+ if (gpio_config.regmap_irq_line < 0)
+ return dev_err_probe(dev, gpio_config.regmap_irq_line,
+ "Failed to get IRQ\n");
+
+ /* Create custom IRQ configuration. */
+ irq_chip = devm_kzalloc(dev, sizeof(*irq_chip), GFP_KERNEL);
+ gpio_config.regmap_irq_chip = irq_chip;
+ if (!irq_chip)
+ return -ENOMEM;
+
+ irq_chip->name = dev_name(dev);
+ irq_chip->status_base = MAX7360_REG_GPIOIN;
+ irq_chip->status_is_level = true;
+ irq_chip->num_regs = 1;
+ irq_chip->num_irqs = MAX7360_MAX_GPIO;
+ irq_chip->irqs = max7360_regmap_irqs;
+ irq_chip->handle_mask_sync = max7360_handle_mask_sync;
+ irq_chip->irq_drv_data = regmap;
+
+ for (unsigned int i = 0; i < MAX7360_MAX_GPIO; i++) {
+ ret = regmap_write_bits(regmap, MAX7360_REG_PWMCFG(i),
+ MAX7360_PORT_CFG_INTERRUPT_EDGES,
+ MAX7360_PORT_CFG_INTERRUPT_EDGES);
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "Failed to enable interrupts\n");
+ }
+ }
+
+ /*
+ * Port GPIOs: set output mode configuration (constant-current or not).
+ * This property is optional.
+ */
+ ret = device_property_read_u32(dev, "maxim,constant-current-disable", &outconf);
+ if (!ret) {
+ ret = regmap_write(regmap, MAX7360_REG_GPIOOUTM, outconf);
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "Failed to set constant-current configuration\n");
+ }
+ }
+
+ /* Add gpio device. */
+ gpio_config.parent = dev;
+ gpio_config.regmap = regmap;
+ if (plat_data->function == MAX7360_GPIO_PORT) {
+ gpio_config.ngpio = MAX7360_MAX_GPIO;
+ gpio_config.reg_dat_base = GPIO_REGMAP_ADDR(MAX7360_REG_GPIOIN);
+ gpio_config.reg_set_base = GPIO_REGMAP_ADDR(MAX7360_REG_PWMBASE);
+ gpio_config.reg_dir_out_base = GPIO_REGMAP_ADDR(MAX7360_REG_GPIOCTRL);
+ gpio_config.ngpio_per_reg = MAX7360_MAX_GPIO;
+ gpio_config.reg_mask_xlate = max7360_gpio_reg_mask_xlate;
+ } else {
+ ret = max7360_set_gpos_count(dev, regmap);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to set GPOS pin count\n");
+
+ gpio_config.reg_set_base = GPIO_REGMAP_ADDR(MAX7360_REG_PORTS);
+ gpio_config.ngpio = MAX7360_MAX_KEY_COLS;
+ gpio_config.init_valid_mask = max7360_gpo_init_valid_mask;
+ }
+
+ return PTR_ERR_OR_ZERO(devm_gpio_regmap_register(dev, &gpio_config));
+}
+
+static const struct of_device_id max7360_gpio_of_match[] = {
+ {
+ .compatible = "maxim,max7360-gpo",
+ .data = &max7360_gpio_col_plat
+ }, {
+ .compatible = "maxim,max7360-gpio",
+ .data = &max7360_gpio_port_plat
+ }, {
+ }
+};
+MODULE_DEVICE_TABLE(of, max7360_gpio_of_match);
+
+static struct platform_driver max7360_gpio_driver = {
+ .driver = {
+ .name = "max7360-gpio",
+ .of_match_table = max7360_gpio_of_match,
+ },
+ .probe = max7360_gpio_probe,
+};
+module_platform_driver(max7360_gpio_driver);
+
+MODULE_DESCRIPTION("MAX7360 GPIO driver");
+MODULE_AUTHOR("Kamel BOUHARA <kamel.bouhara@bootlin.com>");
+MODULE_AUTHOR("Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpio/gpio-menz127.c b/drivers/gpio/gpio-menz127.c
index ebe5da4933bc..52b13c6ae496 100644
--- a/drivers/gpio/gpio-menz127.c
+++ b/drivers/gpio/gpio-menz127.c
@@ -12,6 +12,7 @@
#include <linux/mcb.h>
#include <linux/bitops.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#define MEN_Z127_CTRL 0x00
#define MEN_Z127_PSR 0x04
@@ -23,6 +24,11 @@
#define MEN_Z127_ODER 0x1C
#define GPIO_TO_DBCNT_REG(gpio) ((gpio * 4) + 0x80)
+/* MEN Z127 supported model ids*/
+#define MEN_Z127_ID 0x7f
+#define MEN_Z034_ID 0x22
+#define MEN_Z037_ID 0x25
+
#define MEN_Z127_DB_MIN_US 50
/* 16 bit compare register. Each bit represents 50us */
#define MEN_Z127_DB_MAX_US (0xffff * MEN_Z127_DB_MIN_US)
@@ -30,7 +36,7 @@
(db <= MEN_Z127_DB_MAX_US))
struct men_z127_gpio {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *reg_base;
struct resource *mem;
};
@@ -64,7 +70,7 @@ static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio,
debounce /= 50;
}
- raw_spin_lock(&gc->bgpio_lock);
+ guard(gpio_generic_lock)(&priv->chip);
db_en = readl(priv->reg_base + MEN_Z127_DBER);
@@ -79,8 +85,6 @@ static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio,
writel(db_en, priv->reg_base + MEN_Z127_DBER);
writel(db_cnt, priv->reg_base + GPIO_TO_DBCNT_REG(gpio));
- raw_spin_unlock(&gc->bgpio_lock);
-
return 0;
}
@@ -91,7 +95,8 @@ static int men_z127_set_single_ended(struct gpio_chip *gc,
struct men_z127_gpio *priv = gpiochip_get_data(gc);
u32 od_en;
- raw_spin_lock(&gc->bgpio_lock);
+ guard(gpio_generic_lock)(&priv->chip);
+
od_en = readl(priv->reg_base + MEN_Z127_ODER);
if (param == PIN_CONFIG_DRIVE_OPEN_DRAIN)
@@ -101,7 +106,6 @@ static int men_z127_set_single_ended(struct gpio_chip *gc,
od_en &= ~BIT(offset);
writel(od_en, priv->reg_base + MEN_Z127_ODER);
- raw_spin_unlock(&gc->bgpio_lock);
return 0;
}
@@ -137,9 +141,11 @@ static void men_z127_release_mem(void *data)
static int men_z127_probe(struct mcb_device *mdev,
const struct mcb_device_id *id)
{
+ struct gpio_generic_chip_config config;
struct men_z127_gpio *men_z127_gpio;
struct device *dev = &mdev->dev;
int ret;
+ unsigned long sz;
men_z127_gpio = devm_kzalloc(dev, sizeof(struct men_z127_gpio),
GFP_KERNEL);
@@ -163,18 +169,33 @@ static int men_z127_probe(struct mcb_device *mdev,
mcb_set_drvdata(mdev, men_z127_gpio);
- ret = bgpio_init(&men_z127_gpio->gc, &mdev->dev, 4,
- men_z127_gpio->reg_base + MEN_Z127_PSR,
- men_z127_gpio->reg_base + MEN_Z127_CTRL,
- NULL,
- men_z127_gpio->reg_base + MEN_Z127_GPIODR,
- NULL, 0);
+ switch (mdev->id) {
+ case MEN_Z127_ID:
+ sz = 4;
+ break;
+ case MEN_Z034_ID:
+ case MEN_Z037_ID:
+ sz = 1;
+ break;
+ default:
+ return dev_err_probe(&mdev->dev, -EINVAL, "no size found for id %d", mdev->id);
+ }
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = &mdev->dev,
+ .sz = sz,
+ .dat = men_z127_gpio->reg_base + MEN_Z127_PSR,
+ .set = men_z127_gpio->reg_base + MEN_Z127_CTRL,
+ .dirout = men_z127_gpio->reg_base + MEN_Z127_GPIODR,
+ };
+
+ ret = gpio_generic_chip_init(&men_z127_gpio->chip, &config);
if (ret)
return ret;
- men_z127_gpio->gc.set_config = men_z127_set_config;
+ men_z127_gpio->chip.gc.set_config = men_z127_set_config;
- ret = devm_gpiochip_add_data(dev, &men_z127_gpio->gc, men_z127_gpio);
+ ret = devm_gpiochip_add_data(dev, &men_z127_gpio->chip.gc, men_z127_gpio);
if (ret)
return dev_err_probe(dev, ret,
"failed to register MEN 16Z127 GPIO controller");
@@ -183,7 +204,9 @@ static int men_z127_probe(struct mcb_device *mdev,
}
static const struct mcb_device_id men_z127_ids[] = {
- { .device = 0x7f },
+ { .device = MEN_Z127_ID },
+ { .device = MEN_Z034_ID },
+ { .device = MEN_Z037_ID },
{ }
};
MODULE_DEVICE_TABLE(mcb, men_z127_ids);
@@ -198,7 +221,7 @@ static struct mcb_driver men_z127_driver = {
module_mcb_driver(men_z127_driver);
MODULE_AUTHOR("Andreas Werner <andreas.werner@men.de>");
-MODULE_DESCRIPTION("MEN 16z127 GPIO Controller");
+MODULE_DESCRIPTION("MEN GPIO Controller");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("mcb:16z127");
MODULE_IMPORT_NS("MCB");
diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index f6af81bf2b13..6576e5dcb0ee 100644
--- a/drivers/gpio/gpio-ml-ioh.c
+++ b/drivers/gpio/gpio-ml-ioh.c
@@ -160,7 +160,7 @@ static int ioh_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
/*
* Save register configuration and disable interrupts.
*/
-static void __maybe_unused ioh_gpio_save_reg_conf(struct ioh_gpio *chip)
+static void ioh_gpio_save_reg_conf(struct ioh_gpio *chip)
{
int i;
@@ -186,7 +186,7 @@ static void __maybe_unused ioh_gpio_save_reg_conf(struct ioh_gpio *chip)
/*
* This function restores the register configuration of the GPIO device.
*/
-static void __maybe_unused ioh_gpio_restore_reg_conf(struct ioh_gpio *chip)
+static void ioh_gpio_restore_reg_conf(struct ioh_gpio *chip)
{
int i;
@@ -479,7 +479,7 @@ static int ioh_gpio_probe(struct pci_dev *pdev,
return 0;
}
-static int __maybe_unused ioh_gpio_suspend(struct device *dev)
+static int ioh_gpio_suspend(struct device *dev)
{
struct ioh_gpio *chip = dev_get_drvdata(dev);
unsigned long flags;
@@ -491,7 +491,7 @@ static int __maybe_unused ioh_gpio_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused ioh_gpio_resume(struct device *dev)
+static int ioh_gpio_resume(struct device *dev)
{
struct ioh_gpio *chip = dev_get_drvdata(dev);
unsigned long flags;
@@ -505,7 +505,7 @@ static int __maybe_unused ioh_gpio_resume(struct device *dev)
return 0;
}
-static SIMPLE_DEV_PM_OPS(ioh_gpio_pm_ops, ioh_gpio_suspend, ioh_gpio_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(ioh_gpio_pm_ops, ioh_gpio_suspend, ioh_gpio_resume);
static const struct pci_device_id ioh_gpio_pcidev_id[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_ROHM, 0x802E) },
@@ -518,7 +518,7 @@ static struct pci_driver ioh_gpio_driver = {
.id_table = ioh_gpio_pcidev_id,
.probe = ioh_gpio_probe,
.driver = {
- .pm = &ioh_gpio_pm_ops,
+ .pm = pm_sleep_ptr(&ioh_gpio_pm_ops),
},
};
diff --git a/drivers/gpio/gpio-mlxbf.c b/drivers/gpio/gpio-mlxbf.c
index 1fa9973f55b9..a18fedbc463e 100644
--- a/drivers/gpio/gpio-mlxbf.c
+++ b/drivers/gpio/gpio-mlxbf.c
@@ -4,6 +4,7 @@
#include <linux/bitops.h>
#include <linux/device.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -37,7 +38,7 @@ struct mlxbf_gpio_context_save_regs {
/* Device state structure. */
struct mlxbf_gpio_state {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
/* Memory Address */
void __iomem *base;
@@ -49,6 +50,7 @@ struct mlxbf_gpio_state {
static int mlxbf_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct mlxbf_gpio_state *gs;
struct device *dev = &pdev->dev;
struct gpio_chip *gc;
@@ -62,21 +64,24 @@ static int mlxbf_gpio_probe(struct platform_device *pdev)
if (IS_ERR(gs->base))
return PTR_ERR(gs->base);
- gc = &gs->gc;
- ret = bgpio_init(gc, dev, 8,
- gs->base + MLXBF_GPIO_PIN_STATE,
- NULL,
- NULL,
- gs->base + MLXBF_GPIO_PIN_DIR_O,
- gs->base + MLXBF_GPIO_PIN_DIR_I,
- 0);
+ gc = &gs->chip.gc;
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 8,
+ .dat = gs->base + MLXBF_GPIO_PIN_STATE,
+ .dirout = gs->base + MLXBF_GPIO_PIN_DIR_O,
+ .dirin = gs->base + MLXBF_GPIO_PIN_DIR_I,
+ };
+
+ ret = gpio_generic_chip_init(&gs->chip, &config);
if (ret)
return -ENODEV;
gc->owner = THIS_MODULE;
gc->ngpio = MLXBF_GPIO_NR;
- ret = devm_gpiochip_add_data(dev, &gs->gc, gs);
+ ret = devm_gpiochip_add_data(dev, &gs->chip.gc, gs);
if (ret) {
dev_err(&pdev->dev, "Failed adding memory mapped gpiochip\n");
return ret;
diff --git a/drivers/gpio/gpio-mlxbf2.c b/drivers/gpio/gpio-mlxbf2.c
index 390f2e74a9d8..6668686a28ff 100644
--- a/drivers/gpio/gpio-mlxbf2.c
+++ b/drivers/gpio/gpio-mlxbf2.c
@@ -6,8 +6,10 @@
#include <linux/bitfield.h>
#include <linux/bitops.h>
+#include <linux/cleanup.h>
#include <linux/device.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/ioport.h>
@@ -65,7 +67,7 @@ struct mlxbf2_gpio_context_save_regs {
/* BlueField-2 gpio block context structure. */
struct mlxbf2_gpio_context {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
/* YU GPIO blocks address */
void __iomem *gpio_io;
@@ -132,7 +134,7 @@ static int mlxbf2_gpio_lock_acquire(struct mlxbf2_gpio_context *gs)
u32 arm_gpio_lock_val;
mutex_lock(yu_arm_gpio_lock_param.lock);
- raw_spin_lock(&gs->gc.bgpio_lock);
+ gpio_generic_chip_lock(&gs->chip);
arm_gpio_lock_val = readl(yu_arm_gpio_lock_param.io);
@@ -140,7 +142,7 @@ static int mlxbf2_gpio_lock_acquire(struct mlxbf2_gpio_context *gs)
* When lock active bit[31] is set, ModeX is write enabled
*/
if (YU_LOCK_ACTIVE_BIT(arm_gpio_lock_val)) {
- raw_spin_unlock(&gs->gc.bgpio_lock);
+ gpio_generic_chip_unlock(&gs->chip);
mutex_unlock(yu_arm_gpio_lock_param.lock);
return -EINVAL;
}
@@ -154,11 +156,11 @@ static int mlxbf2_gpio_lock_acquire(struct mlxbf2_gpio_context *gs)
* Release the YU arm_gpio_lock after changing the direction mode.
*/
static void mlxbf2_gpio_lock_release(struct mlxbf2_gpio_context *gs)
- __releases(&gs->gc.bgpio_lock)
+ __releases(&gs->chip.lock)
__releases(yu_arm_gpio_lock_param.lock)
{
writel(YU_ARM_GPIO_LOCK_RELEASE, yu_arm_gpio_lock_param.io);
- raw_spin_unlock(&gs->gc.bgpio_lock);
+ gpio_generic_chip_unlock(&gs->chip);
mutex_unlock(yu_arm_gpio_lock_param.lock);
}
@@ -235,11 +237,10 @@ static void mlxbf2_gpio_irq_enable(struct irq_data *irqd)
struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
struct mlxbf2_gpio_context *gs = gpiochip_get_data(gc);
int offset = irqd_to_hwirq(irqd);
- unsigned long flags;
u32 val;
gpiochip_enable_irq(gc, irqd_to_hwirq(irqd));
- raw_spin_lock_irqsave(&gs->gc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&gs->chip);
val = readl(gs->gpio_io + YU_GPIO_CAUSE_OR_CLRCAUSE);
val |= BIT(offset);
writel(val, gs->gpio_io + YU_GPIO_CAUSE_OR_CLRCAUSE);
@@ -247,7 +248,6 @@ static void mlxbf2_gpio_irq_enable(struct irq_data *irqd)
val = readl(gs->gpio_io + YU_GPIO_CAUSE_OR_EVTEN0);
val |= BIT(offset);
writel(val, gs->gpio_io + YU_GPIO_CAUSE_OR_EVTEN0);
- raw_spin_unlock_irqrestore(&gs->gc.bgpio_lock, flags);
}
static void mlxbf2_gpio_irq_disable(struct irq_data *irqd)
@@ -255,21 +255,21 @@ static void mlxbf2_gpio_irq_disable(struct irq_data *irqd)
struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
struct mlxbf2_gpio_context *gs = gpiochip_get_data(gc);
int offset = irqd_to_hwirq(irqd);
- unsigned long flags;
u32 val;
- raw_spin_lock_irqsave(&gs->gc.bgpio_lock, flags);
- val = readl(gs->gpio_io + YU_GPIO_CAUSE_OR_EVTEN0);
- val &= ~BIT(offset);
- writel(val, gs->gpio_io + YU_GPIO_CAUSE_OR_EVTEN0);
- raw_spin_unlock_irqrestore(&gs->gc.bgpio_lock, flags);
+ scoped_guard(gpio_generic_lock_irqsave, &gs->chip) {
+ val = readl(gs->gpio_io + YU_GPIO_CAUSE_OR_EVTEN0);
+ val &= ~BIT(offset);
+ writel(val, gs->gpio_io + YU_GPIO_CAUSE_OR_EVTEN0);
+ }
+
gpiochip_disable_irq(gc, irqd_to_hwirq(irqd));
}
static irqreturn_t mlxbf2_gpio_irq_handler(int irq, void *ptr)
{
struct mlxbf2_gpio_context *gs = ptr;
- struct gpio_chip *gc = &gs->gc;
+ struct gpio_chip *gc = &gs->chip.gc;
unsigned long pending;
u32 level;
@@ -288,7 +288,6 @@ mlxbf2_gpio_irq_set_type(struct irq_data *irqd, unsigned int type)
struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
struct mlxbf2_gpio_context *gs = gpiochip_get_data(gc);
int offset = irqd_to_hwirq(irqd);
- unsigned long flags;
bool fall = false;
bool rise = false;
u32 val;
@@ -308,7 +307,8 @@ mlxbf2_gpio_irq_set_type(struct irq_data *irqd, unsigned int type)
return -EINVAL;
}
- raw_spin_lock_irqsave(&gs->gc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&gs->chip);
+
if (fall) {
val = readl(gs->gpio_io + YU_GPIO_CAUSE_FALL_EN);
val |= BIT(offset);
@@ -320,7 +320,6 @@ mlxbf2_gpio_irq_set_type(struct irq_data *irqd, unsigned int type)
val |= BIT(offset);
writel(val, gs->gpio_io + YU_GPIO_CAUSE_RISE_EN);
}
- raw_spin_unlock_irqrestore(&gs->gc.bgpio_lock, flags);
return 0;
}
@@ -347,6 +346,7 @@ static const struct irq_chip mlxbf2_gpio_irq_chip = {
static int
mlxbf2_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct mlxbf2_gpio_context *gs;
struct device *dev = &pdev->dev;
struct gpio_irq_chip *girq;
@@ -369,28 +369,25 @@ mlxbf2_gpio_probe(struct platform_device *pdev)
return PTR_ERR(gs->gpio_io);
ret = mlxbf2_gpio_get_lock_res(pdev);
- if (ret) {
- dev_err(dev, "Failed to get yu_arm_gpio_lock resource\n");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get yu_arm_gpio_lock resource\n");
if (device_property_read_u32(dev, "npins", &npins))
npins = MLXBF2_GPIO_MAX_PINS_PER_BLOCK;
- gc = &gs->gc;
+ gc = &gs->chip.gc;
- ret = bgpio_init(gc, dev, 4,
- gs->gpio_io + YU_GPIO_DATAIN,
- gs->gpio_io + YU_GPIO_DATASET,
- gs->gpio_io + YU_GPIO_DATACLEAR,
- NULL,
- NULL,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = gs->gpio_io + YU_GPIO_DATAIN,
+ .set = gs->gpio_io + YU_GPIO_DATASET,
+ .clr = gs->gpio_io + YU_GPIO_DATACLEAR,
+ };
- if (ret) {
- dev_err(dev, "bgpio_init failed\n");
- return ret;
- }
+ ret = gpio_generic_chip_init(&gs->chip, &config);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to initialize the generic GPIO chip\n");
gc->direction_input = mlxbf2_gpio_direction_input;
gc->direction_output = mlxbf2_gpio_direction_output;
@@ -399,7 +396,7 @@ mlxbf2_gpio_probe(struct platform_device *pdev)
irq = platform_get_irq_optional(pdev, 0);
if (irq >= 0) {
- girq = &gs->gc.irq;
+ girq = &gs->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &mlxbf2_gpio_irq_chip);
girq->handler = handle_simple_irq;
girq->default_type = IRQ_TYPE_NONE;
@@ -414,24 +411,20 @@ mlxbf2_gpio_probe(struct platform_device *pdev)
*/
ret = devm_request_irq(dev, irq, mlxbf2_gpio_irq_handler,
IRQF_SHARED, name, gs);
- if (ret) {
- dev_err(dev, "failed to request IRQ");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to request IRQ");
}
platform_set_drvdata(pdev, gs);
- ret = devm_gpiochip_add_data(dev, &gs->gc, gs);
- if (ret) {
- dev_err(dev, "Failed adding memory mapped gpiochip\n");
- return ret;
- }
+ ret = devm_gpiochip_add_data(dev, &gs->chip.gc, gs);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed adding memory mapped gpiochip\n");
return 0;
}
-static int __maybe_unused mlxbf2_gpio_suspend(struct device *dev)
+static int mlxbf2_gpio_suspend(struct device *dev)
{
struct mlxbf2_gpio_context *gs = dev_get_drvdata(dev);
@@ -443,7 +436,7 @@ static int __maybe_unused mlxbf2_gpio_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused mlxbf2_gpio_resume(struct device *dev)
+static int mlxbf2_gpio_resume(struct device *dev)
{
struct mlxbf2_gpio_context *gs = dev_get_drvdata(dev);
@@ -454,7 +447,7 @@ static int __maybe_unused mlxbf2_gpio_resume(struct device *dev)
return 0;
}
-static SIMPLE_DEV_PM_OPS(mlxbf2_pm_ops, mlxbf2_gpio_suspend, mlxbf2_gpio_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(mlxbf2_pm_ops, mlxbf2_gpio_suspend, mlxbf2_gpio_resume);
static const struct acpi_device_id __maybe_unused mlxbf2_gpio_acpi_match[] = {
{ "MLNXBF22", 0 },
@@ -466,7 +459,7 @@ static struct platform_driver mlxbf2_gpio_driver = {
.driver = {
.name = "mlxbf2_gpio",
.acpi_match_table = mlxbf2_gpio_acpi_match,
- .pm = &mlxbf2_pm_ops,
+ .pm = pm_sleep_ptr(&mlxbf2_pm_ops),
},
.probe = mlxbf2_gpio_probe,
};
diff --git a/drivers/gpio/gpio-mlxbf3.c b/drivers/gpio/gpio-mlxbf3.c
index ed29b07d16c1..4770578269ba 100644
--- a/drivers/gpio/gpio-mlxbf3.c
+++ b/drivers/gpio/gpio-mlxbf3.c
@@ -6,6 +6,7 @@
#include <linux/device.h>
#include <linux/err.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/module.h>
@@ -42,7 +43,7 @@
#define MLXBF_GPIO_CLR_ALL_INTS GENMASK(31, 0)
struct mlxbf3_gpio_context {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
/* YU GPIO block address */
void __iomem *gpio_set_io;
@@ -58,18 +59,17 @@ static void mlxbf3_gpio_irq_enable(struct irq_data *irqd)
struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
struct mlxbf3_gpio_context *gs = gpiochip_get_data(gc);
irq_hw_number_t offset = irqd_to_hwirq(irqd);
- unsigned long flags;
u32 val;
gpiochip_enable_irq(gc, offset);
- raw_spin_lock_irqsave(&gs->gc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&gs->chip);
+
writel(BIT(offset), gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_CLRCAUSE);
val = readl(gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_EVTEN0);
val |= BIT(offset);
writel(val, gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_EVTEN0);
- raw_spin_unlock_irqrestore(&gs->gc.bgpio_lock, flags);
}
static void mlxbf3_gpio_irq_disable(struct irq_data *irqd)
@@ -77,16 +77,15 @@ static void mlxbf3_gpio_irq_disable(struct irq_data *irqd)
struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
struct mlxbf3_gpio_context *gs = gpiochip_get_data(gc);
irq_hw_number_t offset = irqd_to_hwirq(irqd);
- unsigned long flags;
u32 val;
- raw_spin_lock_irqsave(&gs->gc.bgpio_lock, flags);
- val = readl(gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_EVTEN0);
- val &= ~BIT(offset);
- writel(val, gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_EVTEN0);
+ scoped_guard(gpio_generic_lock_irqsave, &gs->chip) {
+ val = readl(gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_EVTEN0);
+ val &= ~BIT(offset);
+ writel(val, gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_EVTEN0);
- writel(BIT(offset), gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_CLRCAUSE);
- raw_spin_unlock_irqrestore(&gs->gc.bgpio_lock, flags);
+ writel(BIT(offset), gs->gpio_cause_io + MLXBF_GPIO_CAUSE_OR_CLRCAUSE);
+ }
gpiochip_disable_irq(gc, offset);
}
@@ -94,7 +93,7 @@ static void mlxbf3_gpio_irq_disable(struct irq_data *irqd)
static irqreturn_t mlxbf3_gpio_irq_handler(int irq, void *ptr)
{
struct mlxbf3_gpio_context *gs = ptr;
- struct gpio_chip *gc = &gs->gc;
+ struct gpio_chip *gc = &gs->chip.gc;
unsigned long pending;
u32 level;
@@ -113,37 +112,33 @@ mlxbf3_gpio_irq_set_type(struct irq_data *irqd, unsigned int type)
struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd);
struct mlxbf3_gpio_context *gs = gpiochip_get_data(gc);
irq_hw_number_t offset = irqd_to_hwirq(irqd);
- unsigned long flags;
u32 val;
- raw_spin_lock_irqsave(&gs->gc.bgpio_lock, flags);
-
- switch (type & IRQ_TYPE_SENSE_MASK) {
- case IRQ_TYPE_EDGE_BOTH:
- val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
- val |= BIT(offset);
- writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
- val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
- val |= BIT(offset);
- writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
- break;
- case IRQ_TYPE_EDGE_RISING:
- val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
- val |= BIT(offset);
- writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
- break;
- case IRQ_TYPE_EDGE_FALLING:
- val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
- val |= BIT(offset);
- writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
- break;
- default:
- raw_spin_unlock_irqrestore(&gs->gc.bgpio_lock, flags);
- return -EINVAL;
+ scoped_guard(gpio_generic_lock_irqsave, &gs->chip) {
+ switch (type & IRQ_TYPE_SENSE_MASK) {
+ case IRQ_TYPE_EDGE_BOTH:
+ val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
+ val |= BIT(offset);
+ writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
+ val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
+ val |= BIT(offset);
+ writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
+ break;
+ case IRQ_TYPE_EDGE_RISING:
+ val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
+ val |= BIT(offset);
+ writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_RISE_EN);
+ break;
+ case IRQ_TYPE_EDGE_FALLING:
+ val = readl(gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
+ val |= BIT(offset);
+ writel(val, gs->gpio_io + MLXBF_GPIO_CAUSE_FALL_EN);
+ break;
+ default:
+ return -EINVAL;
+ }
}
- raw_spin_unlock_irqrestore(&gs->gc.bgpio_lock, flags);
-
irq_set_handler_locked(irqd, handle_edge_irq);
return 0;
@@ -186,6 +181,7 @@ static int mlxbf3_gpio_add_pin_ranges(struct gpio_chip *chip)
static int mlxbf3_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct mlxbf3_gpio_context *gs;
struct gpio_irq_chip *girq;
@@ -211,16 +207,23 @@ static int mlxbf3_gpio_probe(struct platform_device *pdev)
gs->gpio_clr_io = devm_platform_ioremap_resource(pdev, 3);
if (IS_ERR(gs->gpio_clr_io))
return PTR_ERR(gs->gpio_clr_io);
- gc = &gs->gc;
-
- ret = bgpio_init(gc, dev, 4,
- gs->gpio_io + MLXBF_GPIO_READ_DATA_IN,
- gs->gpio_set_io + MLXBF_GPIO_FW_DATA_OUT_SET,
- gs->gpio_clr_io + MLXBF_GPIO_FW_DATA_OUT_CLEAR,
- gs->gpio_set_io + MLXBF_GPIO_FW_OUTPUT_ENABLE_SET,
- gs->gpio_clr_io + MLXBF_GPIO_FW_OUTPUT_ENABLE_CLEAR, 0);
+ gc = &gs->chip.gc;
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = gs->gpio_io + MLXBF_GPIO_READ_DATA_IN,
+ .set = gs->gpio_set_io + MLXBF_GPIO_FW_DATA_OUT_SET,
+ .clr = gs->gpio_clr_io + MLXBF_GPIO_FW_DATA_OUT_CLEAR,
+ .dirout = gs->gpio_set_io + MLXBF_GPIO_FW_OUTPUT_ENABLE_SET,
+ .dirin = gs->gpio_clr_io + MLXBF_GPIO_FW_OUTPUT_ENABLE_CLEAR,
+ };
+
+ ret = gpio_generic_chip_init(&gs->chip, &config);
if (ret)
- return dev_err_probe(dev, ret, "%s: bgpio_init() failed", __func__);
+ return dev_err_probe(dev, ret,
+ "%s: failed to initialize the generic GPIO chip",
+ __func__);
gc->request = gpiochip_generic_request;
gc->free = gpiochip_generic_free;
@@ -229,7 +232,7 @@ static int mlxbf3_gpio_probe(struct platform_device *pdev)
irq = platform_get_irq_optional(pdev, 0);
if (irq >= 0) {
- girq = &gs->gc.irq;
+ girq = &gs->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &gpio_mlxbf3_irqchip);
girq->default_type = IRQ_TYPE_NONE;
/* This will let us handle the parent IRQ in the driver */
@@ -250,7 +253,7 @@ static int mlxbf3_gpio_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, gs);
- ret = devm_gpiochip_add_data(dev, &gs->gc, gs);
+ ret = devm_gpiochip_add_data(dev, gc, gs);
if (ret)
dev_err_probe(dev, ret, "Failed adding memory mapped gpiochip\n");
diff --git a/drivers/gpio/gpio-mm-lantiq.c b/drivers/gpio/gpio-mm-lantiq.c
index 8f1405733d98..1bd98c50a459 100644
--- a/drivers/gpio/gpio-mm-lantiq.c
+++ b/drivers/gpio/gpio-mm-lantiq.c
@@ -10,7 +10,6 @@
#include <linux/platform_device.h>
#include <linux/mutex.h>
#include <linux/gpio/driver.h>
-#include <linux/gpio/legacy-of-mm-gpiochip.h>
#include <linux/of.h>
#include <linux/io.h>
#include <linux/slab.h>
@@ -27,7 +26,8 @@
#define LTQ_EBU_WP 0x80000000 /* write protect bit */
struct ltq_mm {
- struct of_mm_gpio_chip mmchip;
+ struct gpio_chip gc;
+ void __iomem *regs;
u16 shadow; /* shadow the latches state */
};
@@ -44,7 +44,7 @@ static void ltq_mm_apply(struct ltq_mm *chip)
spin_lock_irqsave(&ebu_lock, flags);
ltq_ebu_w32(LTQ_EBU_BUSCON, LTQ_EBU_BUSCON1);
- __raw_writew(chip->shadow, chip->mmchip.regs);
+ __raw_writew(chip->shadow, chip->regs);
ltq_ebu_w32(LTQ_EBU_BUSCON | LTQ_EBU_WP, LTQ_EBU_BUSCON1);
spin_unlock_irqrestore(&ebu_lock, flags);
}
@@ -52,8 +52,8 @@ static void ltq_mm_apply(struct ltq_mm *chip)
/**
* ltq_mm_set() - gpio_chip->set - set gpios.
* @gc: Pointer to gpio_chip device structure.
- * @gpio: GPIO signal number.
- * @val: Value to be written to specified signal.
+ * @offset: GPIO signal number.
+ * @value: Value to be written to specified signal.
*
* Set the shadow value and call ltq_mm_apply. Always returns 0.
*/
@@ -73,8 +73,8 @@ static int ltq_mm_set(struct gpio_chip *gc, unsigned int offset, int value)
/**
* ltq_mm_dir_out() - gpio_chip->dir_out - set gpio direction.
* @gc: Pointer to gpio_chip device structure.
- * @gpio: GPIO signal number.
- * @val: Value to be written to specified signal.
+ * @offset: GPIO signal number.
+ * @value: Value to be written to specified signal.
*
* Same as ltq_mm_set, always returns 0.
*/
@@ -85,21 +85,21 @@ static int ltq_mm_dir_out(struct gpio_chip *gc, unsigned offset, int value)
/**
* ltq_mm_save_regs() - Set initial values of GPIO pins
- * @mm_gc: pointer to memory mapped GPIO chip structure
+ * @chip: Pointer to our private data structure.
*/
-static void ltq_mm_save_regs(struct of_mm_gpio_chip *mm_gc)
+static void ltq_mm_save_regs(struct ltq_mm *chip)
{
- struct ltq_mm *chip =
- container_of(mm_gc, struct ltq_mm, mmchip);
-
/* tell the ebu controller which memory address we will be using */
- ltq_ebu_w32(CPHYSADDR(chip->mmchip.regs) | 0x1, LTQ_EBU_ADDRSEL1);
+ ltq_ebu_w32(CPHYSADDR((__force void *)chip->regs) | 0x1, LTQ_EBU_ADDRSEL1);
ltq_mm_apply(chip);
}
static int ltq_mm_probe(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
+ struct gpio_chip *gc;
struct ltq_mm *chip;
u32 shadow;
@@ -107,25 +107,29 @@ static int ltq_mm_probe(struct platform_device *pdev)
if (!chip)
return -ENOMEM;
- platform_set_drvdata(pdev, chip);
+ gc = &chip->gc;
+
+ gc->base = -1;
+ gc->ngpio = 16;
+ gc->direction_output = ltq_mm_dir_out;
+ gc->set = ltq_mm_set;
+ gc->parent = dev;
+ gc->owner = THIS_MODULE;
+ gc->label = devm_kasprintf(dev, GFP_KERNEL, "%pOF", np);
+ if (!gc->label)
+ return -ENOMEM;
+
+ chip->regs = devm_of_iomap(dev, np, 0, NULL);
+ if (IS_ERR(chip->regs))
+ return PTR_ERR(chip->regs);
- chip->mmchip.gc.ngpio = 16;
- chip->mmchip.gc.direction_output = ltq_mm_dir_out;
- chip->mmchip.gc.set = ltq_mm_set;
- chip->mmchip.save_regs = ltq_mm_save_regs;
+ ltq_mm_save_regs(chip);
/* store the shadow value if one was passed by the devicetree */
if (!of_property_read_u32(pdev->dev.of_node, "lantiq,shadow", &shadow))
chip->shadow = shadow;
- return of_mm_gpiochip_add_data(pdev->dev.of_node, &chip->mmchip, chip);
-}
-
-static void ltq_mm_remove(struct platform_device *pdev)
-{
- struct ltq_mm *chip = platform_get_drvdata(pdev);
-
- of_mm_gpiochip_remove(&chip->mmchip);
+ return devm_gpiochip_add_data(dev, gc, chip);
}
static const struct of_device_id ltq_mm_match[] = {
@@ -136,7 +140,6 @@ MODULE_DEVICE_TABLE(of, ltq_mm_match);
static struct platform_driver ltq_mm_driver = {
.probe = ltq_mm_probe,
- .remove = ltq_mm_remove,
.driver = {
.name = "gpio-mm-ltq",
.of_match_table = ltq_mm_match,
diff --git a/drivers/gpio/gpio-mmio.c b/drivers/gpio/gpio-mmio.c
index 021ad62778c2..b3a26a06260b 100644
--- a/drivers/gpio/gpio-mmio.c
+++ b/drivers/gpio/gpio-mmio.c
@@ -41,6 +41,7 @@ o ` ~~~~\___/~~~~ ` controller in FPGA is ,.`
*/
#include <linux/bitops.h>
+#include <linux/cleanup.h>
#include <linux/compiler.h>
#include <linux/err.h>
#include <linux/init.h>
@@ -57,136 +58,145 @@ o ` ~~~~\___/~~~~ ` controller in FPGA is ,.`
#include <linux/types.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include "gpiolib.h"
-static void bgpio_write8(void __iomem *reg, unsigned long data)
+static void gpio_mmio_write8(void __iomem *reg, unsigned long data)
{
writeb(data, reg);
}
-static unsigned long bgpio_read8(void __iomem *reg)
+static unsigned long gpio_mmio_read8(void __iomem *reg)
{
return readb(reg);
}
-static void bgpio_write16(void __iomem *reg, unsigned long data)
+static void gpio_mmio_write16(void __iomem *reg, unsigned long data)
{
writew(data, reg);
}
-static unsigned long bgpio_read16(void __iomem *reg)
+static unsigned long gpio_mmio_read16(void __iomem *reg)
{
return readw(reg);
}
-static void bgpio_write32(void __iomem *reg, unsigned long data)
+static void gpio_mmio_write32(void __iomem *reg, unsigned long data)
{
writel(data, reg);
}
-static unsigned long bgpio_read32(void __iomem *reg)
+static unsigned long gpio_mmio_read32(void __iomem *reg)
{
return readl(reg);
}
#if BITS_PER_LONG >= 64
-static void bgpio_write64(void __iomem *reg, unsigned long data)
+static void gpio_mmio_write64(void __iomem *reg, unsigned long data)
{
writeq(data, reg);
}
-static unsigned long bgpio_read64(void __iomem *reg)
+static unsigned long gpio_mmio_read64(void __iomem *reg)
{
return readq(reg);
}
#endif /* BITS_PER_LONG >= 64 */
-static void bgpio_write16be(void __iomem *reg, unsigned long data)
+static void gpio_mmio_write16be(void __iomem *reg, unsigned long data)
{
iowrite16be(data, reg);
}
-static unsigned long bgpio_read16be(void __iomem *reg)
+static unsigned long gpio_mmio_read16be(void __iomem *reg)
{
return ioread16be(reg);
}
-static void bgpio_write32be(void __iomem *reg, unsigned long data)
+static void gpio_mmio_write32be(void __iomem *reg, unsigned long data)
{
iowrite32be(data, reg);
}
-static unsigned long bgpio_read32be(void __iomem *reg)
+static unsigned long gpio_mmio_read32be(void __iomem *reg)
{
return ioread32be(reg);
}
-static unsigned long bgpio_line2mask(struct gpio_chip *gc, unsigned int line)
+static unsigned long gpio_mmio_line2mask(struct gpio_chip *gc, unsigned int line)
{
- if (gc->be_bits)
- return BIT(gc->bgpio_bits - 1 - line);
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
+ if (chip->be_bits)
+ return BIT(chip->bits - 1 - line);
return BIT(line);
}
-static int bgpio_get_set(struct gpio_chip *gc, unsigned int gpio)
+static int gpio_mmio_get_set(struct gpio_chip *gc, unsigned int gpio)
{
- unsigned long pinmask = bgpio_line2mask(gc, gpio);
- bool dir = !!(gc->bgpio_dir & pinmask);
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+ unsigned long pinmask = gpio_mmio_line2mask(gc, gpio);
+ bool dir = !!(chip->sdir & pinmask);
if (dir)
- return !!(gc->read_reg(gc->reg_set) & pinmask);
- else
- return !!(gc->read_reg(gc->reg_dat) & pinmask);
+ return !!(chip->read_reg(chip->reg_set) & pinmask);
+
+ return !!(chip->read_reg(chip->reg_dat) & pinmask);
}
/*
* This assumes that the bits in the GPIO register are in native endianness.
* We only assign the function pointer if we have that.
*/
-static int bgpio_get_set_multiple(struct gpio_chip *gc, unsigned long *mask,
- unsigned long *bits)
+static int gpio_mmio_get_set_multiple(struct gpio_chip *gc, unsigned long *mask,
+ unsigned long *bits)
{
- unsigned long get_mask = 0;
- unsigned long set_mask = 0;
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+ unsigned long get_mask = 0, set_mask = 0;
/* Make sure we first clear any bits that are zero when we read the register */
*bits &= ~*mask;
- set_mask = *mask & gc->bgpio_dir;
- get_mask = *mask & ~gc->bgpio_dir;
+ set_mask = *mask & chip->sdir;
+ get_mask = *mask & ~chip->sdir;
if (set_mask)
- *bits |= gc->read_reg(gc->reg_set) & set_mask;
+ *bits |= chip->read_reg(chip->reg_set) & set_mask;
if (get_mask)
- *bits |= gc->read_reg(gc->reg_dat) & get_mask;
+ *bits |= chip->read_reg(chip->reg_dat) & get_mask;
return 0;
}
-static int bgpio_get(struct gpio_chip *gc, unsigned int gpio)
+static int gpio_mmio_get(struct gpio_chip *gc, unsigned int gpio)
{
- return !!(gc->read_reg(gc->reg_dat) & bgpio_line2mask(gc, gpio));
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
+ return !!(chip->read_reg(chip->reg_dat) & gpio_mmio_line2mask(gc, gpio));
}
/*
* This only works if the bits in the GPIO register are in native endianness.
*/
-static int bgpio_get_multiple(struct gpio_chip *gc, unsigned long *mask,
- unsigned long *bits)
+static int gpio_mmio_get_multiple(struct gpio_chip *gc, unsigned long *mask,
+ unsigned long *bits)
{
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
/* Make sure we first clear any bits that are zero when we read the register */
*bits &= ~*mask;
- *bits |= gc->read_reg(gc->reg_dat) & *mask;
+ *bits |= chip->read_reg(chip->reg_dat) & *mask;
return 0;
}
/*
* With big endian mirrored bit order it becomes more tedious.
*/
-static int bgpio_get_multiple_be(struct gpio_chip *gc, unsigned long *mask,
- unsigned long *bits)
+static int gpio_mmio_get_multiple_be(struct gpio_chip *gc, unsigned long *mask,
+ unsigned long *bits)
{
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
unsigned long readmask = 0;
unsigned long val;
int bit;
@@ -196,150 +206,155 @@ static int bgpio_get_multiple_be(struct gpio_chip *gc, unsigned long *mask,
/* Create a mirrored mask */
for_each_set_bit(bit, mask, gc->ngpio)
- readmask |= bgpio_line2mask(gc, bit);
+ readmask |= gpio_mmio_line2mask(gc, bit);
/* Read the register */
- val = gc->read_reg(gc->reg_dat) & readmask;
+ val = chip->read_reg(chip->reg_dat) & readmask;
/*
* Mirror the result into the "bits" result, this will give line 0
* in bit 0 ... line 31 in bit 31 for a 32bit register.
*/
for_each_set_bit(bit, &val, gc->ngpio)
- *bits |= bgpio_line2mask(gc, bit);
+ *bits |= gpio_mmio_line2mask(gc, bit);
return 0;
}
-static int bgpio_set_none(struct gpio_chip *gc, unsigned int gpio, int val)
+static int gpio_mmio_set_none(struct gpio_chip *gc, unsigned int gpio, int val)
{
return 0;
}
-static int bgpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
+static int gpio_mmio_set(struct gpio_chip *gc, unsigned int gpio, int val)
{
- unsigned long mask = bgpio_line2mask(gc, gpio);
- unsigned long flags;
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+ unsigned long mask = gpio_mmio_line2mask(gc, gpio);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(raw_spinlock)(&chip->lock);
if (val)
- gc->bgpio_data |= mask;
+ chip->sdata |= mask;
else
- gc->bgpio_data &= ~mask;
+ chip->sdata &= ~mask;
- gc->write_reg(gc->reg_dat, gc->bgpio_data);
-
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ chip->write_reg(chip->reg_dat, chip->sdata);
return 0;
}
-static int bgpio_set_with_clear(struct gpio_chip *gc, unsigned int gpio,
- int val)
+static int gpio_mmio_set_with_clear(struct gpio_chip *gc, unsigned int gpio,
+ int val)
{
- unsigned long mask = bgpio_line2mask(gc, gpio);
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+ unsigned long mask = gpio_mmio_line2mask(gc, gpio);
if (val)
- gc->write_reg(gc->reg_set, mask);
+ chip->write_reg(chip->reg_set, mask);
else
- gc->write_reg(gc->reg_clr, mask);
+ chip->write_reg(chip->reg_clr, mask);
return 0;
}
-static int bgpio_set_set(struct gpio_chip *gc, unsigned int gpio, int val)
+static int gpio_mmio_set_set(struct gpio_chip *gc, unsigned int gpio, int val)
{
- unsigned long mask = bgpio_line2mask(gc, gpio);
- unsigned long flags;
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+ unsigned long mask = gpio_mmio_line2mask(gc, gpio);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(raw_spinlock)(&chip->lock);
if (val)
- gc->bgpio_data |= mask;
+ chip->sdata |= mask;
else
- gc->bgpio_data &= ~mask;
-
- gc->write_reg(gc->reg_set, gc->bgpio_data);
+ chip->sdata &= ~mask;
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ chip->write_reg(chip->reg_set, chip->sdata);
return 0;
}
-static void bgpio_multiple_get_masks(struct gpio_chip *gc,
- unsigned long *mask, unsigned long *bits,
- unsigned long *set_mask,
- unsigned long *clear_mask)
+static void gpio_mmio_multiple_get_masks(struct gpio_chip *gc,
+ unsigned long *mask,
+ unsigned long *bits,
+ unsigned long *set_mask,
+ unsigned long *clear_mask)
{
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
int i;
*set_mask = 0;
*clear_mask = 0;
- for_each_set_bit(i, mask, gc->bgpio_bits) {
+ for_each_set_bit(i, mask, chip->bits) {
if (test_bit(i, bits))
- *set_mask |= bgpio_line2mask(gc, i);
+ *set_mask |= gpio_mmio_line2mask(gc, i);
else
- *clear_mask |= bgpio_line2mask(gc, i);
+ *clear_mask |= gpio_mmio_line2mask(gc, i);
}
}
-static void bgpio_set_multiple_single_reg(struct gpio_chip *gc,
- unsigned long *mask,
- unsigned long *bits,
- void __iomem *reg)
+static void gpio_mmio_set_multiple_single_reg(struct gpio_chip *gc,
+ unsigned long *mask,
+ unsigned long *bits,
+ void __iomem *reg)
{
- unsigned long flags;
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
unsigned long set_mask, clear_mask;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
-
- bgpio_multiple_get_masks(gc, mask, bits, &set_mask, &clear_mask);
+ guard(raw_spinlock)(&chip->lock);
- gc->bgpio_data |= set_mask;
- gc->bgpio_data &= ~clear_mask;
+ gpio_mmio_multiple_get_masks(gc, mask, bits, &set_mask, &clear_mask);
- gc->write_reg(reg, gc->bgpio_data);
+ chip->sdata |= set_mask;
+ chip->sdata &= ~clear_mask;
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ chip->write_reg(reg, chip->sdata);
}
-static int bgpio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
- unsigned long *bits)
+static int gpio_mmio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
+ unsigned long *bits)
{
- bgpio_set_multiple_single_reg(gc, mask, bits, gc->reg_dat);
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
+ gpio_mmio_set_multiple_single_reg(gc, mask, bits, chip->reg_dat);
return 0;
}
-static int bgpio_set_multiple_set(struct gpio_chip *gc, unsigned long *mask,
- unsigned long *bits)
+static int gpio_mmio_set_multiple_set(struct gpio_chip *gc, unsigned long *mask,
+ unsigned long *bits)
{
- bgpio_set_multiple_single_reg(gc, mask, bits, gc->reg_set);
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
+ gpio_mmio_set_multiple_single_reg(gc, mask, bits, chip->reg_set);
return 0;
}
-static int bgpio_set_multiple_with_clear(struct gpio_chip *gc,
- unsigned long *mask,
- unsigned long *bits)
+static int gpio_mmio_set_multiple_with_clear(struct gpio_chip *gc,
+ unsigned long *mask,
+ unsigned long *bits)
{
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
unsigned long set_mask, clear_mask;
- bgpio_multiple_get_masks(gc, mask, bits, &set_mask, &clear_mask);
+ gpio_mmio_multiple_get_masks(gc, mask, bits, &set_mask, &clear_mask);
if (set_mask)
- gc->write_reg(gc->reg_set, set_mask);
+ chip->write_reg(chip->reg_set, set_mask);
if (clear_mask)
- gc->write_reg(gc->reg_clr, clear_mask);
+ chip->write_reg(chip->reg_clr, clear_mask);
return 0;
}
-static int bgpio_dir_return(struct gpio_chip *gc, unsigned int gpio, bool dir_out)
+static int gpio_mmio_dir_return(struct gpio_chip *gc, unsigned int gpio,
+ bool dir_out)
{
- if (!gc->bgpio_pinctrl)
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
+ if (!chip->pinctrl)
return 0;
if (dir_out)
@@ -348,128 +363,125 @@ static int bgpio_dir_return(struct gpio_chip *gc, unsigned int gpio, bool dir_ou
return pinctrl_gpio_direction_input(gc, gpio);
}
-static int bgpio_dir_in_err(struct gpio_chip *gc, unsigned int gpio)
+static int gpio_mmio_dir_in_err(struct gpio_chip *gc, unsigned int gpio)
{
return -EINVAL;
}
-static int bgpio_simple_dir_in(struct gpio_chip *gc, unsigned int gpio)
+static int gpio_mmio_simple_dir_in(struct gpio_chip *gc, unsigned int gpio)
{
- return bgpio_dir_return(gc, gpio, false);
+ return gpio_mmio_dir_return(gc, gpio, false);
}
-static int bgpio_dir_out_err(struct gpio_chip *gc, unsigned int gpio,
- int val)
+static int gpio_mmio_dir_out_err(struct gpio_chip *gc, unsigned int gpio,
+ int val)
{
return -EINVAL;
}
-static int bgpio_simple_dir_out(struct gpio_chip *gc, unsigned int gpio,
- int val)
+static int gpio_mmio_simple_dir_out(struct gpio_chip *gc, unsigned int gpio,
+ int val)
{
gc->set(gc, gpio, val);
- return bgpio_dir_return(gc, gpio, true);
+ return gpio_mmio_dir_return(gc, gpio, true);
}
-static int bgpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
+static int gpio_mmio_dir_in(struct gpio_chip *gc, unsigned int gpio)
{
- unsigned long flags;
-
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
- gc->bgpio_dir &= ~bgpio_line2mask(gc, gpio);
+ scoped_guard(raw_spinlock, &chip->lock) {
+ chip->sdir &= ~gpio_mmio_line2mask(gc, gpio);
- if (gc->reg_dir_in)
- gc->write_reg(gc->reg_dir_in, ~gc->bgpio_dir);
- if (gc->reg_dir_out)
- gc->write_reg(gc->reg_dir_out, gc->bgpio_dir);
-
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ if (chip->reg_dir_in)
+ chip->write_reg(chip->reg_dir_in, ~chip->sdir);
+ if (chip->reg_dir_out)
+ chip->write_reg(chip->reg_dir_out, chip->sdir);
+ }
- return bgpio_dir_return(gc, gpio, false);
+ return gpio_mmio_dir_return(gc, gpio, false);
}
-static int bgpio_get_dir(struct gpio_chip *gc, unsigned int gpio)
+static int gpio_mmio_get_dir(struct gpio_chip *gc, unsigned int gpio)
{
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
/* Return 0 if output, 1 if input */
- if (gc->bgpio_dir_unreadable) {
- if (gc->bgpio_dir & bgpio_line2mask(gc, gpio))
+ if (chip->dir_unreadable) {
+ if (chip->sdir & gpio_mmio_line2mask(gc, gpio))
return GPIO_LINE_DIRECTION_OUT;
return GPIO_LINE_DIRECTION_IN;
}
- if (gc->reg_dir_out) {
- if (gc->read_reg(gc->reg_dir_out) & bgpio_line2mask(gc, gpio))
+ if (chip->reg_dir_out) {
+ if (chip->read_reg(chip->reg_dir_out) & gpio_mmio_line2mask(gc, gpio))
return GPIO_LINE_DIRECTION_OUT;
return GPIO_LINE_DIRECTION_IN;
}
- if (gc->reg_dir_in)
- if (!(gc->read_reg(gc->reg_dir_in) & bgpio_line2mask(gc, gpio)))
+ if (chip->reg_dir_in)
+ if (!(chip->read_reg(chip->reg_dir_in) & gpio_mmio_line2mask(gc, gpio)))
return GPIO_LINE_DIRECTION_OUT;
return GPIO_LINE_DIRECTION_IN;
}
-static void bgpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
+static void gpio_mmio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
{
- unsigned long flags;
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
+ guard(raw_spinlock)(&chip->lock);
- gc->bgpio_dir |= bgpio_line2mask(gc, gpio);
+ chip->sdir |= gpio_mmio_line2mask(gc, gpio);
- if (gc->reg_dir_in)
- gc->write_reg(gc->reg_dir_in, ~gc->bgpio_dir);
- if (gc->reg_dir_out)
- gc->write_reg(gc->reg_dir_out, gc->bgpio_dir);
-
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ if (chip->reg_dir_in)
+ chip->write_reg(chip->reg_dir_in, ~chip->sdir);
+ if (chip->reg_dir_out)
+ chip->write_reg(chip->reg_dir_out, chip->sdir);
}
-static int bgpio_dir_out_dir_first(struct gpio_chip *gc, unsigned int gpio,
- int val)
+static int gpio_mmio_dir_out_dir_first(struct gpio_chip *gc, unsigned int gpio,
+ int val)
{
- bgpio_dir_out(gc, gpio, val);
+ gpio_mmio_dir_out(gc, gpio, val);
gc->set(gc, gpio, val);
- return bgpio_dir_return(gc, gpio, true);
+ return gpio_mmio_dir_return(gc, gpio, true);
}
-static int bgpio_dir_out_val_first(struct gpio_chip *gc, unsigned int gpio,
- int val)
+static int gpio_mmio_dir_out_val_first(struct gpio_chip *gc, unsigned int gpio,
+ int val)
{
gc->set(gc, gpio, val);
- bgpio_dir_out(gc, gpio, val);
- return bgpio_dir_return(gc, gpio, true);
+ gpio_mmio_dir_out(gc, gpio, val);
+ return gpio_mmio_dir_return(gc, gpio, true);
}
-static int bgpio_setup_accessors(struct device *dev,
- struct gpio_chip *gc,
- bool byte_be)
+static int gpio_mmio_setup_accessors(struct device *dev,
+ struct gpio_generic_chip *chip,
+ bool byte_be)
{
-
- switch (gc->bgpio_bits) {
+ switch (chip->bits) {
case 8:
- gc->read_reg = bgpio_read8;
- gc->write_reg = bgpio_write8;
+ chip->read_reg = gpio_mmio_read8;
+ chip->write_reg = gpio_mmio_write8;
break;
case 16:
if (byte_be) {
- gc->read_reg = bgpio_read16be;
- gc->write_reg = bgpio_write16be;
+ chip->read_reg = gpio_mmio_read16be;
+ chip->write_reg = gpio_mmio_write16be;
} else {
- gc->read_reg = bgpio_read16;
- gc->write_reg = bgpio_write16;
+ chip->read_reg = gpio_mmio_read16;
+ chip->write_reg = gpio_mmio_write16;
}
break;
case 32:
if (byte_be) {
- gc->read_reg = bgpio_read32be;
- gc->write_reg = bgpio_write32be;
+ chip->read_reg = gpio_mmio_read32be;
+ chip->write_reg = gpio_mmio_write32be;
} else {
- gc->read_reg = bgpio_read32;
- gc->write_reg = bgpio_write32;
+ chip->read_reg = gpio_mmio_read32;
+ chip->write_reg = gpio_mmio_write32;
}
break;
#if BITS_PER_LONG >= 64
@@ -479,13 +491,13 @@ static int bgpio_setup_accessors(struct device *dev,
"64 bit big endian byte order unsupported\n");
return -EINVAL;
} else {
- gc->read_reg = bgpio_read64;
- gc->write_reg = bgpio_write64;
+ chip->read_reg = gpio_mmio_read64;
+ chip->write_reg = gpio_mmio_write64;
}
break;
#endif /* BITS_PER_LONG >= 64 */
default:
- dev_err(dev, "unsupported data width %u bits\n", gc->bgpio_bits);
+ dev_err(dev, "unsupported data width %u bits\n", chip->bits);
return -EINVAL;
}
@@ -514,39 +526,37 @@ static int bgpio_setup_accessors(struct device *dev,
* - an input direction register (named "dirin") where a 1 bit indicates
* the GPIO is an input.
*/
-static int bgpio_setup_io(struct gpio_chip *gc,
- void __iomem *dat,
- void __iomem *set,
- void __iomem *clr,
- unsigned long flags)
+static int gpio_mmio_setup_io(struct gpio_generic_chip *chip,
+ const struct gpio_generic_chip_config *cfg)
{
+ struct gpio_chip *gc = &chip->gc;
- gc->reg_dat = dat;
- if (!gc->reg_dat)
+ chip->reg_dat = cfg->dat;
+ if (!chip->reg_dat)
return -EINVAL;
- if (set && clr) {
- gc->reg_set = set;
- gc->reg_clr = clr;
- gc->set = bgpio_set_with_clear;
- gc->set_multiple = bgpio_set_multiple_with_clear;
- } else if (set && !clr) {
- gc->reg_set = set;
- gc->set = bgpio_set_set;
- gc->set_multiple = bgpio_set_multiple_set;
- } else if (flags & BGPIOF_NO_OUTPUT) {
- gc->set = bgpio_set_none;
+ if (cfg->set && cfg->clr) {
+ chip->reg_set = cfg->set;
+ chip->reg_clr = cfg->clr;
+ gc->set = gpio_mmio_set_with_clear;
+ gc->set_multiple = gpio_mmio_set_multiple_with_clear;
+ } else if (cfg->set && !cfg->clr) {
+ chip->reg_set = cfg->set;
+ gc->set = gpio_mmio_set_set;
+ gc->set_multiple = gpio_mmio_set_multiple_set;
+ } else if (cfg->flags & GPIO_GENERIC_NO_OUTPUT) {
+ gc->set = gpio_mmio_set_none;
gc->set_multiple = NULL;
} else {
- gc->set = bgpio_set;
- gc->set_multiple = bgpio_set_multiple;
+ gc->set = gpio_mmio_set;
+ gc->set_multiple = gpio_mmio_set_multiple;
}
- if (!(flags & BGPIOF_UNREADABLE_REG_SET) &&
- (flags & BGPIOF_READ_OUTPUT_REG_SET)) {
- gc->get = bgpio_get_set;
- if (!gc->be_bits)
- gc->get_multiple = bgpio_get_set_multiple;
+ if (!(cfg->flags & GPIO_GENERIC_UNREADABLE_REG_SET) &&
+ (cfg->flags & GPIO_GENERIC_READ_OUTPUT_REG_SET)) {
+ gc->get = gpio_mmio_get_set;
+ if (!chip->be_bits)
+ gc->get_multiple = gpio_mmio_get_set_multiple;
/*
* We deliberately avoid assigning the ->get_multiple() call
* for big endian mirrored registers which are ALSO reflecting
@@ -555,162 +565,145 @@ static int bgpio_setup_io(struct gpio_chip *gc,
* reading each line individually in that fringe case.
*/
} else {
- gc->get = bgpio_get;
- if (gc->be_bits)
- gc->get_multiple = bgpio_get_multiple_be;
+ gc->get = gpio_mmio_get;
+ if (chip->be_bits)
+ gc->get_multiple = gpio_mmio_get_multiple_be;
else
- gc->get_multiple = bgpio_get_multiple;
+ gc->get_multiple = gpio_mmio_get_multiple;
}
return 0;
}
-static int bgpio_setup_direction(struct gpio_chip *gc,
- void __iomem *dirout,
- void __iomem *dirin,
- unsigned long flags)
+static int gpio_mmio_setup_direction(struct gpio_generic_chip *chip,
+ const struct gpio_generic_chip_config *cfg)
{
- if (dirout || dirin) {
- gc->reg_dir_out = dirout;
- gc->reg_dir_in = dirin;
- if (flags & BGPIOF_NO_SET_ON_INPUT)
- gc->direction_output = bgpio_dir_out_dir_first;
+ struct gpio_chip *gc = &chip->gc;
+
+ if (cfg->dirout || cfg->dirin) {
+ chip->reg_dir_out = cfg->dirout;
+ chip->reg_dir_in = cfg->dirin;
+ if (cfg->flags & GPIO_GENERIC_NO_SET_ON_INPUT)
+ gc->direction_output = gpio_mmio_dir_out_dir_first;
else
- gc->direction_output = bgpio_dir_out_val_first;
- gc->direction_input = bgpio_dir_in;
- gc->get_direction = bgpio_get_dir;
+ gc->direction_output = gpio_mmio_dir_out_val_first;
+ gc->direction_input = gpio_mmio_dir_in;
+ gc->get_direction = gpio_mmio_get_dir;
} else {
- if (flags & BGPIOF_NO_OUTPUT)
- gc->direction_output = bgpio_dir_out_err;
+ if (cfg->flags & GPIO_GENERIC_NO_OUTPUT)
+ gc->direction_output = gpio_mmio_dir_out_err;
else
- gc->direction_output = bgpio_simple_dir_out;
+ gc->direction_output = gpio_mmio_simple_dir_out;
- if (flags & BGPIOF_NO_INPUT)
- gc->direction_input = bgpio_dir_in_err;
+ if (cfg->flags & GPIO_GENERIC_NO_INPUT)
+ gc->direction_input = gpio_mmio_dir_in_err;
else
- gc->direction_input = bgpio_simple_dir_in;
+ gc->direction_input = gpio_mmio_simple_dir_in;
}
return 0;
}
-static int bgpio_request(struct gpio_chip *chip, unsigned gpio_pin)
+static int gpio_mmio_request(struct gpio_chip *gc, unsigned int gpio_pin)
{
- if (gpio_pin >= chip->ngpio)
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
+
+ if (gpio_pin >= gc->ngpio)
return -EINVAL;
- if (chip->bgpio_pinctrl)
- return gpiochip_generic_request(chip, gpio_pin);
+ if (chip->pinctrl)
+ return gpiochip_generic_request(gc, gpio_pin);
return 0;
}
/**
- * bgpio_init() - Initialize generic GPIO accessor functions
- * @gc: the GPIO chip to set up
- * @dev: the parent device of the new GPIO chip (compulsory)
- * @sz: the size (width) of the MMIO registers in bytes, typically 1, 2 or 4
- * @dat: MMIO address for the register to READ the value of the GPIO lines, it
- * is expected that a 1 in the corresponding bit in this register means the
- * line is asserted
- * @set: MMIO address for the register to SET the value of the GPIO lines, it is
- * expected that we write the line with 1 in this register to drive the GPIO line
- * high.
- * @clr: MMIO address for the register to CLEAR the value of the GPIO lines, it is
- * expected that we write the line with 1 in this register to drive the GPIO line
- * low. It is allowed to leave this address as NULL, in that case the SET register
- * will be assumed to also clear the GPIO lines, by actively writing the line
- * with 0.
- * @dirout: MMIO address for the register to set the line as OUTPUT. It is assumed
- * that setting a line to 1 in this register will turn that line into an
- * output line. Conversely, setting the line to 0 will turn that line into
- * an input.
- * @dirin: MMIO address for the register to set this line as INPUT. It is assumed
- * that setting a line to 1 in this register will turn that line into an
- * input line. Conversely, setting the line to 0 will turn that line into
- * an output.
- * @flags: Different flags that will affect the behaviour of the device, such as
- * endianness etc.
+ * gpio_generic_chip_init() - Initialize a generic GPIO chip.
+ * @chip: Generic GPIO chip to set up.
+ * @cfg: Generic GPIO chip configuration.
+ *
+ * Returns 0 on success, negative error number on failure.
*/
-int bgpio_init(struct gpio_chip *gc, struct device *dev,
- unsigned long sz, void __iomem *dat, void __iomem *set,
- void __iomem *clr, void __iomem *dirout, void __iomem *dirin,
- unsigned long flags)
+int gpio_generic_chip_init(struct gpio_generic_chip *chip,
+ const struct gpio_generic_chip_config *cfg)
{
+ struct gpio_chip *gc = &chip->gc;
+ unsigned long flags = cfg->flags;
+ struct device *dev = cfg->dev;
int ret;
- if (!is_power_of_2(sz))
+ if (!is_power_of_2(cfg->sz))
return -EINVAL;
- gc->bgpio_bits = sz * 8;
- if (gc->bgpio_bits > BITS_PER_LONG)
+ chip->bits = cfg->sz * 8;
+ if (chip->bits > BITS_PER_LONG)
return -EINVAL;
- raw_spin_lock_init(&gc->bgpio_lock);
+ raw_spin_lock_init(&chip->lock);
gc->parent = dev;
gc->label = dev_name(dev);
gc->base = -1;
- gc->request = bgpio_request;
- gc->be_bits = !!(flags & BGPIOF_BIG_ENDIAN);
+ gc->request = gpio_mmio_request;
+ chip->be_bits = !!(flags & GPIO_GENERIC_BIG_ENDIAN);
ret = gpiochip_get_ngpios(gc, dev);
if (ret)
- gc->ngpio = gc->bgpio_bits;
+ gc->ngpio = chip->bits;
- ret = bgpio_setup_io(gc, dat, set, clr, flags);
+ ret = gpio_mmio_setup_io(chip, cfg);
if (ret)
return ret;
- ret = bgpio_setup_accessors(dev, gc, flags & BGPIOF_BIG_ENDIAN_BYTE_ORDER);
+ ret = gpio_mmio_setup_accessors(dev, chip,
+ flags & GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER);
if (ret)
return ret;
- ret = bgpio_setup_direction(gc, dirout, dirin, flags);
+ ret = gpio_mmio_setup_direction(chip, cfg);
if (ret)
return ret;
- if (flags & BGPIOF_PINCTRL_BACKEND) {
- gc->bgpio_pinctrl = true;
+ if (flags & GPIO_GENERIC_PINCTRL_BACKEND) {
+ chip->pinctrl = true;
/* Currently this callback is only used for pincontrol */
gc->free = gpiochip_generic_free;
}
- gc->bgpio_data = gc->read_reg(gc->reg_dat);
- if (gc->set == bgpio_set_set &&
- !(flags & BGPIOF_UNREADABLE_REG_SET))
- gc->bgpio_data = gc->read_reg(gc->reg_set);
+ chip->sdata = chip->read_reg(chip->reg_dat);
+ if (gc->set == gpio_mmio_set_set &&
+ !(flags & GPIO_GENERIC_UNREADABLE_REG_SET))
+ chip->sdata = chip->read_reg(chip->reg_set);
- if (flags & BGPIOF_UNREADABLE_REG_DIR)
- gc->bgpio_dir_unreadable = true;
+ if (flags & GPIO_GENERIC_UNREADABLE_REG_DIR)
+ chip->dir_unreadable = true;
/*
* Inspect hardware to find initial direction setting.
*/
- if ((gc->reg_dir_out || gc->reg_dir_in) &&
- !(flags & BGPIOF_UNREADABLE_REG_DIR)) {
- if (gc->reg_dir_out)
- gc->bgpio_dir = gc->read_reg(gc->reg_dir_out);
- else if (gc->reg_dir_in)
- gc->bgpio_dir = ~gc->read_reg(gc->reg_dir_in);
+ if ((chip->reg_dir_out || chip->reg_dir_in) &&
+ !(flags & GPIO_GENERIC_UNREADABLE_REG_DIR)) {
+ if (chip->reg_dir_out)
+ chip->sdir = chip->read_reg(chip->reg_dir_out);
+ else if (chip->reg_dir_in)
+ chip->sdir = ~chip->read_reg(chip->reg_dir_in);
/*
* If we have two direction registers, synchronise
* input setting to output setting, the library
* can not handle a line being input and output at
* the same time.
*/
- if (gc->reg_dir_out && gc->reg_dir_in)
- gc->write_reg(gc->reg_dir_in, ~gc->bgpio_dir);
+ if (chip->reg_dir_out && chip->reg_dir_in)
+ chip->write_reg(chip->reg_dir_in, ~chip->sdir);
}
return ret;
}
-EXPORT_SYMBOL_GPL(bgpio_init);
+EXPORT_SYMBOL_GPL(gpio_generic_chip_init);
#if IS_ENABLED(CONFIG_GPIO_GENERIC_PLATFORM)
-static void __iomem *bgpio_map(struct platform_device *pdev,
- const char *name,
- resource_size_t sane_sz)
+static void __iomem *gpio_mmio_map(struct platform_device *pdev,
+ const char *name, resource_size_t sane_sz)
{
struct resource *r;
resource_size_t sz;
@@ -726,16 +719,19 @@ static void __iomem *bgpio_map(struct platform_device *pdev,
return devm_ioremap_resource(&pdev->dev, r);
}
-static const struct of_device_id bgpio_of_match[] = {
+static const struct of_device_id gpio_mmio_of_match[] = {
{ .compatible = "brcm,bcm6345-gpio" },
{ .compatible = "wd,mbl-gpio" },
{ .compatible = "ni,169445-nand-gpio" },
+ { .compatible = "intel,ixp4xx-expansion-bus-mmio-gpio" },
{ }
};
-MODULE_DEVICE_TABLE(of, bgpio_of_match);
+MODULE_DEVICE_TABLE(of, gpio_mmio_of_match);
-static int bgpio_pdev_probe(struct platform_device *pdev)
+static int gpio_mmio_pdev_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
+ struct gpio_generic_chip *gen_gc;
struct device *dev = &pdev->dev;
struct resource *r;
void __iomem *dat;
@@ -747,7 +743,6 @@ static int bgpio_pdev_probe(struct platform_device *pdev)
unsigned long flags = 0;
unsigned int base;
int err;
- struct gpio_chip *gc;
const char *label;
r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dat");
@@ -756,43 +751,54 @@ static int bgpio_pdev_probe(struct platform_device *pdev)
sz = resource_size(r);
- dat = bgpio_map(pdev, "dat", sz);
+ dat = gpio_mmio_map(pdev, "dat", sz);
if (IS_ERR(dat))
return PTR_ERR(dat);
- set = bgpio_map(pdev, "set", sz);
+ set = gpio_mmio_map(pdev, "set", sz);
if (IS_ERR(set))
return PTR_ERR(set);
- clr = bgpio_map(pdev, "clr", sz);
+ clr = gpio_mmio_map(pdev, "clr", sz);
if (IS_ERR(clr))
return PTR_ERR(clr);
- dirout = bgpio_map(pdev, "dirout", sz);
+ dirout = gpio_mmio_map(pdev, "dirout", sz);
if (IS_ERR(dirout))
return PTR_ERR(dirout);
- dirin = bgpio_map(pdev, "dirin", sz);
+ dirin = gpio_mmio_map(pdev, "dirin", sz);
if (IS_ERR(dirin))
return PTR_ERR(dirin);
- gc = devm_kzalloc(&pdev->dev, sizeof(*gc), GFP_KERNEL);
- if (!gc)
+ gen_gc = devm_kzalloc(&pdev->dev, sizeof(*gen_gc), GFP_KERNEL);
+ if (!gen_gc)
return -ENOMEM;
if (device_is_big_endian(dev))
- flags |= BGPIOF_BIG_ENDIAN_BYTE_ORDER;
+ flags |= GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER;
if (device_property_read_bool(dev, "no-output"))
- flags |= BGPIOF_NO_OUTPUT;
-
- err = bgpio_init(gc, dev, sz, dat, set, clr, dirout, dirin, flags);
+ flags |= GPIO_GENERIC_NO_OUTPUT;
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = sz,
+ .dat = dat,
+ .set = set,
+ .clr = clr,
+ .dirout = dirout,
+ .dirin = dirin,
+ .flags = flags,
+ };
+
+ err = gpio_generic_chip_init(gen_gc, &config);
if (err)
return err;
err = device_property_read_string(dev, "label", &label);
if (!err)
- gc->label = label;
+ gen_gc->gc.label = label;
/*
* This property *must not* be used in device-tree sources, it's only
@@ -800,32 +806,32 @@ static int bgpio_pdev_probe(struct platform_device *pdev)
*/
err = device_property_read_u32(dev, "gpio-mmio,base", &base);
if (!err && base <= INT_MAX)
- gc->base = base;
+ gen_gc->gc.base = base;
- platform_set_drvdata(pdev, gc);
+ platform_set_drvdata(pdev, &gen_gc->gc);
- return devm_gpiochip_add_data(&pdev->dev, gc, NULL);
+ return devm_gpiochip_add_data(&pdev->dev, &gen_gc->gc, NULL);
}
-static const struct platform_device_id bgpio_id_table[] = {
+static const struct platform_device_id gpio_mmio_id_table[] = {
{
.name = "basic-mmio-gpio",
.driver_data = 0,
},
{ }
};
-MODULE_DEVICE_TABLE(platform, bgpio_id_table);
+MODULE_DEVICE_TABLE(platform, gpio_mmio_id_table);
-static struct platform_driver bgpio_driver = {
+static struct platform_driver gpio_mmio_driver = {
.driver = {
.name = "basic-mmio-gpio",
- .of_match_table = bgpio_of_match,
+ .of_match_table = gpio_mmio_of_match,
},
- .id_table = bgpio_id_table,
- .probe = bgpio_pdev_probe,
+ .id_table = gpio_mmio_id_table,
+ .probe = gpio_mmio_pdev_probe,
};
-module_platform_driver(bgpio_driver);
+module_platform_driver(gpio_mmio_driver);
#endif /* CONFIG_GPIO_GENERIC_PLATFORM */
diff --git a/drivers/gpio/gpio-mpc5200.c b/drivers/gpio/gpio-mpc5200.c
index dad0eca1ca2e..00f209157fd0 100644
--- a/drivers/gpio/gpio-mpc5200.c
+++ b/drivers/gpio/gpio-mpc5200.c
@@ -8,7 +8,7 @@
#include <linux/of.h>
#include <linux/kernel.h>
#include <linux/slab.h>
-#include <linux/gpio/legacy-of-mm-gpiochip.h>
+#include <linux/gpio/driver.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/module.h>
@@ -19,7 +19,8 @@
static DEFINE_SPINLOCK(gpio_lock);
struct mpc52xx_gpiochip {
- struct of_mm_gpio_chip mmchip;
+ struct gpio_chip gc;
+ void __iomem *regs;
unsigned int shadow_dvo;
unsigned int shadow_gpioe;
unsigned int shadow_ddr;
@@ -43,8 +44,8 @@ struct mpc52xx_gpiochip {
*/
static int mpc52xx_wkup_gpio_get(struct gpio_chip *gc, unsigned int gpio)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
- struct mpc52xx_gpio_wkup __iomem *regs = mm_gc->regs;
+ struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
+ struct mpc52xx_gpio_wkup __iomem *regs = chip->regs;
unsigned int ret;
ret = (in_8(&regs->wkup_ival) >> (7 - gpio)) & 1;
@@ -57,9 +58,8 @@ static int mpc52xx_wkup_gpio_get(struct gpio_chip *gc, unsigned int gpio)
static inline void
__mpc52xx_wkup_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
- struct mpc52xx_gpio_wkup __iomem *regs = mm_gc->regs;
+ struct mpc52xx_gpio_wkup __iomem *regs = chip->regs;
if (val)
chip->shadow_dvo |= 1 << (7 - gpio);
@@ -87,9 +87,8 @@ mpc52xx_wkup_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
static int mpc52xx_wkup_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
- struct mpc52xx_gpio_wkup __iomem *regs = mm_gc->regs;
+ struct mpc52xx_gpio_wkup __iomem *regs = chip->regs;
unsigned long flags;
spin_lock_irqsave(&gpio_lock, flags);
@@ -110,9 +109,8 @@ static int mpc52xx_wkup_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
static int
mpc52xx_wkup_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
- struct mpc52xx_gpio_wkup __iomem *regs = mm_gc->regs;
struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
+ struct mpc52xx_gpio_wkup __iomem *regs = chip->regs;
unsigned long flags;
spin_lock_irqsave(&gpio_lock, flags);
@@ -136,30 +134,41 @@ mpc52xx_wkup_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
static int mpc52xx_wkup_gpiochip_probe(struct platform_device *ofdev)
{
+ struct device *dev = &ofdev->dev;
+ struct device_node *np = dev->of_node;
struct mpc52xx_gpiochip *chip;
struct mpc52xx_gpio_wkup __iomem *regs;
struct gpio_chip *gc;
int ret;
- chip = devm_kzalloc(&ofdev->dev, sizeof(*chip), GFP_KERNEL);
+ chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
platform_set_drvdata(ofdev, chip);
- gc = &chip->mmchip.gc;
+ gc = &chip->gc;
+ gc->base = -1;
gc->ngpio = 8;
gc->direction_input = mpc52xx_wkup_gpio_dir_in;
gc->direction_output = mpc52xx_wkup_gpio_dir_out;
gc->get = mpc52xx_wkup_gpio_get;
gc->set = mpc52xx_wkup_gpio_set;
- ret = of_mm_gpiochip_add_data(ofdev->dev.of_node, &chip->mmchip, chip);
+ gc->label = devm_kasprintf(dev, GFP_KERNEL, "%pOF", np);
+ if (!gc->label)
+ return -ENOMEM;
+
+ chip->regs = devm_of_iomap(dev, np, 0, NULL);
+ if (IS_ERR(chip->regs))
+ return PTR_ERR(chip->regs);
+
+ ret = devm_gpiochip_add_data(dev, gc, chip);
if (ret)
return ret;
- regs = chip->mmchip.regs;
+ regs = chip->regs;
chip->shadow_gpioe = in_8(&regs->wkup_gpioe);
chip->shadow_ddr = in_8(&regs->wkup_ddr);
chip->shadow_dvo = in_8(&regs->wkup_dvo);
@@ -167,13 +176,6 @@ static int mpc52xx_wkup_gpiochip_probe(struct platform_device *ofdev)
return 0;
}
-static void mpc52xx_gpiochip_remove(struct platform_device *ofdev)
-{
- struct mpc52xx_gpiochip *chip = platform_get_drvdata(ofdev);
-
- of_mm_gpiochip_remove(&chip->mmchip);
-}
-
static const struct of_device_id mpc52xx_wkup_gpiochip_match[] = {
{ .compatible = "fsl,mpc5200-gpio-wkup", },
{}
@@ -185,7 +187,6 @@ static struct platform_driver mpc52xx_wkup_gpiochip_driver = {
.of_match_table = mpc52xx_wkup_gpiochip_match,
},
.probe = mpc52xx_wkup_gpiochip_probe,
- .remove = mpc52xx_gpiochip_remove,
};
/*
@@ -207,8 +208,8 @@ static struct platform_driver mpc52xx_wkup_gpiochip_driver = {
*/
static int mpc52xx_simple_gpio_get(struct gpio_chip *gc, unsigned int gpio)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
- struct mpc52xx_gpio __iomem *regs = mm_gc->regs;
+ struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
+ struct mpc52xx_gpio __iomem *regs = chip->regs;
unsigned int ret;
ret = (in_be32(&regs->simple_ival) >> (31 - gpio)) & 1;
@@ -219,9 +220,8 @@ static int mpc52xx_simple_gpio_get(struct gpio_chip *gc, unsigned int gpio)
static inline void
__mpc52xx_simple_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
- struct mpc52xx_gpio __iomem *regs = mm_gc->regs;
+ struct mpc52xx_gpio __iomem *regs = chip->regs;
if (val)
chip->shadow_dvo |= 1 << (31 - gpio);
@@ -248,9 +248,8 @@ mpc52xx_simple_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
static int mpc52xx_simple_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
- struct mpc52xx_gpio __iomem *regs = mm_gc->regs;
+ struct mpc52xx_gpio __iomem *regs = chip->regs;
unsigned long flags;
spin_lock_irqsave(&gpio_lock, flags);
@@ -271,9 +270,8 @@ static int mpc52xx_simple_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
static int
mpc52xx_simple_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
{
- struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);
- struct mpc52xx_gpio __iomem *regs = mm_gc->regs;
+ struct mpc52xx_gpio __iomem *regs = chip->regs;
unsigned long flags;
spin_lock_irqsave(&gpio_lock, flags);
@@ -298,30 +296,41 @@ mpc52xx_simple_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
static int mpc52xx_simple_gpiochip_probe(struct platform_device *ofdev)
{
+ struct device *dev = &ofdev->dev;
+ struct device_node *np = dev->of_node;
struct mpc52xx_gpiochip *chip;
struct gpio_chip *gc;
struct mpc52xx_gpio __iomem *regs;
int ret;
- chip = devm_kzalloc(&ofdev->dev, sizeof(*chip), GFP_KERNEL);
+ chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
platform_set_drvdata(ofdev, chip);
- gc = &chip->mmchip.gc;
+ gc = &chip->gc;
+ gc->base = -1;
gc->ngpio = 32;
gc->direction_input = mpc52xx_simple_gpio_dir_in;
gc->direction_output = mpc52xx_simple_gpio_dir_out;
gc->get = mpc52xx_simple_gpio_get;
gc->set = mpc52xx_simple_gpio_set;
- ret = of_mm_gpiochip_add_data(ofdev->dev.of_node, &chip->mmchip, chip);
+ gc->label = devm_kasprintf(dev, GFP_KERNEL, "%pOF", np);
+ if (!gc->label)
+ return -ENOMEM;
+
+ chip->regs = devm_of_iomap(dev, np, 0, NULL);
+ if (IS_ERR(chip->regs))
+ return PTR_ERR(chip->regs);
+
+ ret = devm_gpiochip_add_data(dev, gc, chip);
if (ret)
return ret;
- regs = chip->mmchip.regs;
+ regs = chip->regs;
chip->shadow_gpioe = in_be32(&regs->simple_gpioe);
chip->shadow_ddr = in_be32(&regs->simple_ddr);
chip->shadow_dvo = in_be32(&regs->simple_dvo);
@@ -340,7 +349,6 @@ static struct platform_driver mpc52xx_simple_gpiochip_driver = {
.of_match_table = mpc52xx_simple_gpiochip_match,
},
.probe = mpc52xx_simple_gpiochip_probe,
- .remove = mpc52xx_gpiochip_remove,
};
static struct platform_driver * const drivers[] = {
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index 121efdd71e45..bfe828734ee1 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -9,6 +9,7 @@
#include <linux/acpi.h>
#include <linux/bitops.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -34,7 +35,7 @@
#define GPIO_IBE 0x18
struct mpc8xxx_gpio_chip {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *regs;
raw_spinlock_t lock;
@@ -66,9 +67,11 @@ static int mpc8572_gpio_get(struct gpio_chip *gc, unsigned int gpio)
struct mpc8xxx_gpio_chip *mpc8xxx_gc = gpiochip_get_data(gc);
u32 out_mask, out_shadow;
- out_mask = gc->read_reg(mpc8xxx_gc->regs + GPIO_DIR);
- val = gc->read_reg(mpc8xxx_gc->regs + GPIO_DAT) & ~out_mask;
- out_shadow = gc->bgpio_data & out_mask;
+ out_mask = gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_DIR);
+ val = gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_DAT) & ~out_mask;
+ out_shadow = mpc8xxx_gc->chip.sdata & out_mask;
return !!((val | out_shadow) & mpc_pin2mask(gpio));
}
@@ -108,12 +111,13 @@ static int mpc8xxx_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
static irqreturn_t mpc8xxx_gpio_irq_cascade(int irq, void *data)
{
struct mpc8xxx_gpio_chip *mpc8xxx_gc = data;
- struct gpio_chip *gc = &mpc8xxx_gc->gc;
unsigned long mask;
int i;
- mask = gc->read_reg(mpc8xxx_gc->regs + GPIO_IER)
- & gc->read_reg(mpc8xxx_gc->regs + GPIO_IMR);
+ mask = gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IER) &
+ gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IMR);
for_each_set_bit(i, &mask, 32)
generic_handle_domain_irq(mpc8xxx_gc->irq, 31 - i);
@@ -124,15 +128,17 @@ static void mpc8xxx_irq_unmask(struct irq_data *d)
{
struct mpc8xxx_gpio_chip *mpc8xxx_gc = irq_data_get_irq_chip_data(d);
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- struct gpio_chip *gc = &mpc8xxx_gc->gc;
+ struct gpio_chip *gc = &mpc8xxx_gc->chip.gc;
unsigned long flags;
gpiochip_enable_irq(gc, hwirq);
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
- gc->write_reg(mpc8xxx_gc->regs + GPIO_IMR,
- gc->read_reg(mpc8xxx_gc->regs + GPIO_IMR)
+ gpio_generic_write_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IMR,
+ gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IMR)
| mpc_pin2mask(irqd_to_hwirq(d)));
raw_spin_unlock_irqrestore(&mpc8xxx_gc->lock, flags);
@@ -142,13 +148,14 @@ static void mpc8xxx_irq_mask(struct irq_data *d)
{
struct mpc8xxx_gpio_chip *mpc8xxx_gc = irq_data_get_irq_chip_data(d);
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- struct gpio_chip *gc = &mpc8xxx_gc->gc;
+ struct gpio_chip *gc = &mpc8xxx_gc->chip.gc;
unsigned long flags;
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
- gc->write_reg(mpc8xxx_gc->regs + GPIO_IMR,
- gc->read_reg(mpc8xxx_gc->regs + GPIO_IMR)
+ gpio_generic_write_reg(&mpc8xxx_gc->chip, mpc8xxx_gc->regs + GPIO_IMR,
+ gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IMR)
& ~mpc_pin2mask(irqd_to_hwirq(d)));
raw_spin_unlock_irqrestore(&mpc8xxx_gc->lock, flags);
@@ -159,32 +166,34 @@ static void mpc8xxx_irq_mask(struct irq_data *d)
static void mpc8xxx_irq_ack(struct irq_data *d)
{
struct mpc8xxx_gpio_chip *mpc8xxx_gc = irq_data_get_irq_chip_data(d);
- struct gpio_chip *gc = &mpc8xxx_gc->gc;
- gc->write_reg(mpc8xxx_gc->regs + GPIO_IER,
+ gpio_generic_write_reg(&mpc8xxx_gc->chip, mpc8xxx_gc->regs + GPIO_IER,
mpc_pin2mask(irqd_to_hwirq(d)));
}
static int mpc8xxx_irq_set_type(struct irq_data *d, unsigned int flow_type)
{
struct mpc8xxx_gpio_chip *mpc8xxx_gc = irq_data_get_irq_chip_data(d);
- struct gpio_chip *gc = &mpc8xxx_gc->gc;
unsigned long flags;
switch (flow_type) {
case IRQ_TYPE_EDGE_FALLING:
case IRQ_TYPE_LEVEL_LOW:
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
- gc->write_reg(mpc8xxx_gc->regs + GPIO_ICR,
- gc->read_reg(mpc8xxx_gc->regs + GPIO_ICR)
+ gpio_generic_write_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_ICR,
+ gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_ICR)
| mpc_pin2mask(irqd_to_hwirq(d)));
raw_spin_unlock_irqrestore(&mpc8xxx_gc->lock, flags);
break;
case IRQ_TYPE_EDGE_BOTH:
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
- gc->write_reg(mpc8xxx_gc->regs + GPIO_ICR,
- gc->read_reg(mpc8xxx_gc->regs + GPIO_ICR)
+ gpio_generic_write_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_ICR,
+ gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_ICR)
& ~mpc_pin2mask(irqd_to_hwirq(d)));
raw_spin_unlock_irqrestore(&mpc8xxx_gc->lock, flags);
break;
@@ -199,7 +208,6 @@ static int mpc8xxx_irq_set_type(struct irq_data *d, unsigned int flow_type)
static int mpc512x_irq_set_type(struct irq_data *d, unsigned int flow_type)
{
struct mpc8xxx_gpio_chip *mpc8xxx_gc = irq_data_get_irq_chip_data(d);
- struct gpio_chip *gc = &mpc8xxx_gc->gc;
unsigned long gpio = irqd_to_hwirq(d);
void __iomem *reg;
unsigned int shift;
@@ -217,7 +225,9 @@ static int mpc512x_irq_set_type(struct irq_data *d, unsigned int flow_type)
case IRQ_TYPE_EDGE_FALLING:
case IRQ_TYPE_LEVEL_LOW:
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
- gc->write_reg(reg, (gc->read_reg(reg) & ~(3 << shift))
+ gpio_generic_write_reg(&mpc8xxx_gc->chip, reg,
+ (gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ reg) & ~(3 << shift))
| (2 << shift));
raw_spin_unlock_irqrestore(&mpc8xxx_gc->lock, flags);
break;
@@ -225,14 +235,18 @@ static int mpc512x_irq_set_type(struct irq_data *d, unsigned int flow_type)
case IRQ_TYPE_EDGE_RISING:
case IRQ_TYPE_LEVEL_HIGH:
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
- gc->write_reg(reg, (gc->read_reg(reg) & ~(3 << shift))
+ gpio_generic_write_reg(&mpc8xxx_gc->chip, reg,
+ (gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ reg) & ~(3 << shift))
| (1 << shift));
raw_spin_unlock_irqrestore(&mpc8xxx_gc->lock, flags);
break;
case IRQ_TYPE_EDGE_BOTH:
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
- gc->write_reg(reg, (gc->read_reg(reg) & ~(3 << shift)));
+ gpio_generic_write_reg(&mpc8xxx_gc->chip, reg,
+ (gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ reg) & ~(3 << shift)));
raw_spin_unlock_irqrestore(&mpc8xxx_gc->lock, flags);
break;
@@ -309,6 +323,7 @@ static const struct of_device_id mpc8xxx_gpio_ids[] = {
static int mpc8xxx_probe(struct platform_device *pdev)
{
const struct mpc8xxx_gpio_devtype *devtype = NULL;
+ struct gpio_generic_chip_config config;
struct mpc8xxx_gpio_chip *mpc8xxx_gc;
struct device *dev = &pdev->dev;
struct fwnode_handle *fwnode;
@@ -327,26 +342,28 @@ static int mpc8xxx_probe(struct platform_device *pdev)
if (IS_ERR(mpc8xxx_gc->regs))
return PTR_ERR(mpc8xxx_gc->regs);
- gc = &mpc8xxx_gc->gc;
+ gc = &mpc8xxx_gc->chip.gc;
gc->parent = dev;
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = mpc8xxx_gc->regs + GPIO_DAT,
+ .dirout = mpc8xxx_gc->regs + GPIO_DIR,
+ .flags = GPIO_GENERIC_BIG_ENDIAN
+ };
+
if (device_property_read_bool(dev, "little-endian")) {
- ret = bgpio_init(gc, dev, 4, mpc8xxx_gc->regs + GPIO_DAT,
- NULL, NULL, mpc8xxx_gc->regs + GPIO_DIR,
- NULL, BGPIOF_BIG_ENDIAN);
- if (ret)
- return ret;
dev_dbg(dev, "GPIO registers are LITTLE endian\n");
} else {
- ret = bgpio_init(gc, dev, 4, mpc8xxx_gc->regs + GPIO_DAT,
- NULL, NULL, mpc8xxx_gc->regs + GPIO_DIR,
- NULL, BGPIOF_BIG_ENDIAN
- | BGPIOF_BIG_ENDIAN_BYTE_ORDER);
- if (ret)
- return ret;
+ config.flags |= GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER;
dev_dbg(dev, "GPIO registers are BIG endian\n");
}
+ ret = gpio_generic_chip_init(&mpc8xxx_gc->chip, &config);
+ if (ret)
+ return ret;
+
mpc8xxx_gc->direction_output = gc->direction_output;
devtype = device_get_match_data(dev);
@@ -379,10 +396,14 @@ static int mpc8xxx_probe(struct platform_device *pdev)
device_is_compatible(dev, "fsl,ls1028a-gpio") ||
device_is_compatible(dev, "fsl,ls1088a-gpio") ||
is_acpi_node(fwnode)) {
- gc->write_reg(mpc8xxx_gc->regs + GPIO_IBE, 0xffffffff);
+ gpio_generic_write_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IBE, 0xffffffff);
/* Also, latch state of GPIOs configured as output by bootloader. */
- gc->bgpio_data = gc->read_reg(mpc8xxx_gc->regs + GPIO_DAT) &
- gc->read_reg(mpc8xxx_gc->regs + GPIO_DIR);
+ mpc8xxx_gc->chip.sdata =
+ gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_DAT) &
+ gpio_generic_read_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_DIR);
}
ret = devm_gpiochip_add_data(dev, gc, mpc8xxx_gc);
@@ -405,8 +426,10 @@ static int mpc8xxx_probe(struct platform_device *pdev)
return 0;
/* ack and mask all irqs */
- gc->write_reg(mpc8xxx_gc->regs + GPIO_IER, 0xffffffff);
- gc->write_reg(mpc8xxx_gc->regs + GPIO_IMR, 0);
+ gpio_generic_write_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IER, 0xffffffff);
+ gpio_generic_write_reg(&mpc8xxx_gc->chip,
+ mpc8xxx_gc->regs + GPIO_IMR, 0);
ret = devm_request_irq(dev, mpc8xxx_gc->irqn,
mpc8xxx_gpio_irq_cascade,
diff --git a/drivers/gpio/gpio-mpfs.c b/drivers/gpio/gpio-mpfs.c
index 82d557a7e5d8..9468795b9634 100644
--- a/drivers/gpio/gpio-mpfs.c
+++ b/drivers/gpio/gpio-mpfs.c
@@ -69,7 +69,7 @@ static int mpfs_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio_in
struct mpfs_gpio_chip *mpfs_gpio = gpiochip_get_data(gc);
regmap_update_bits(mpfs_gpio->regs, MPFS_GPIO_CTRL(gpio_index),
- MPFS_GPIO_DIR_MASK, MPFS_GPIO_EN_IN);
+ MPFS_GPIO_DIR_MASK, MPFS_GPIO_EN_OUT | MPFS_GPIO_EN_OUT_BUF);
regmap_update_bits(mpfs_gpio->regs, mpfs_gpio->offsets->outp, BIT(gpio_index),
value << gpio_index);
diff --git a/drivers/gpio/gpio-mpsse.c b/drivers/gpio/gpio-mpsse.c
index 9f42bb30b4ec..ace652ba4df1 100644
--- a/drivers/gpio/gpio-mpsse.c
+++ b/drivers/gpio/gpio-mpsse.c
@@ -10,6 +10,7 @@
#include <linux/cleanup.h>
#include <linux/gpio/driver.h>
#include <linux/mutex.h>
+#include <linux/spinlock.h>
#include <linux/usb.h>
struct mpsse_priv {
@@ -17,8 +18,10 @@ struct mpsse_priv {
struct usb_device *udev; /* USB device encompassing all MPSSEs */
struct usb_interface *intf; /* USB interface for this MPSSE */
u8 intf_id; /* USB interface number for this MPSSE */
- struct work_struct irq_work; /* polling work thread */
+ struct list_head workers; /* polling work threads */
struct mutex irq_mutex; /* lock over irq_data */
+ struct mutex irq_race; /* race for polling worker teardown */
+ raw_spinlock_t irq_spin; /* protects worker list */
atomic_t irq_type[16]; /* pin -> edge detection type */
atomic_t irq_enabled;
int id;
@@ -26,6 +29,9 @@ struct mpsse_priv {
u8 gpio_outputs[2]; /* Output states for GPIOs [L, H] */
u8 gpio_dir[2]; /* Directions for GPIOs [L, H] */
+ unsigned long dir_in; /* Bitmask of valid input pins */
+ unsigned long dir_out; /* Bitmask of valid output pins */
+
u8 *bulk_in_buf; /* Extra recv buffer to grab status bytes */
struct usb_endpoint_descriptor *bulk_in;
@@ -34,6 +40,14 @@ struct mpsse_priv {
struct mutex io_mutex; /* sync I/O with disconnect */
};
+struct mpsse_worker {
+ struct mpsse_priv *priv;
+ struct work_struct work;
+ atomic_t cancelled;
+ struct list_head list; /* linked list */
+ struct list_head destroy; /* teardown linked list */
+};
+
struct bulk_desc {
bool tx; /* direction of bulk transfer */
u8 *data; /* input (tx) or output (rx) */
@@ -43,8 +57,27 @@ struct bulk_desc {
int timeout;
};
+#define MPSSE_NGPIO 16
+
+struct mpsse_quirk {
+ const char *names[MPSSE_NGPIO]; /* Pin names, if applicable */
+ unsigned long dir_in; /* Bitmask of valid input pins */
+ unsigned long dir_out; /* Bitmask of valid output pins */
+};
+
+static struct mpsse_quirk bryx_brik_quirk = {
+ .names = {
+ [3] = "Push to Talk",
+ [5] = "Channel Activity",
+ },
+ .dir_out = BIT(3), /* Push to Talk */
+ .dir_in = BIT(5), /* Channel Activity */
+};
+
static const struct usb_device_id gpio_mpsse_table[] = {
{ USB_DEVICE(0x0c52, 0xa064) }, /* SeaLevel Systems, Inc. */
+ { USB_DEVICE(0x0403, 0x6988), /* FTDI, assigned to Bryx */
+ .driver_info = (kernel_ulong_t)&bryx_brik_quirk},
{ } /* Terminating entry */
};
@@ -160,6 +193,32 @@ static int gpio_mpsse_get_bank(struct mpsse_priv *priv, u8 bank)
return buf;
}
+static int mpsse_ensure_supported(struct gpio_chip *chip,
+ unsigned long mask, int direction)
+{
+ unsigned long supported, unsupported;
+ char *type = "input";
+ struct mpsse_priv *priv = gpiochip_get_data(chip);
+
+ supported = priv->dir_in;
+ if (direction == GPIO_LINE_DIRECTION_OUT) {
+ supported = priv->dir_out;
+ type = "output";
+ }
+
+ /* An invalid bit was in the provided mask */
+ unsupported = mask & ~supported;
+ if (unsupported) {
+ dev_err(&priv->udev->dev,
+ "mpsse: GPIO %lu doesn't support %s\n",
+ find_first_bit(&unsupported, sizeof(unsupported) * 8),
+ type);
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
static int gpio_mpsse_set_multiple(struct gpio_chip *chip, unsigned long *mask,
unsigned long *bits)
{
@@ -167,6 +226,10 @@ static int gpio_mpsse_set_multiple(struct gpio_chip *chip, unsigned long *mask,
int ret;
struct mpsse_priv *priv = gpiochip_get_data(chip);
+ ret = mpsse_ensure_supported(chip, *mask, GPIO_LINE_DIRECTION_OUT);
+ if (ret)
+ return ret;
+
guard(mutex)(&priv->io_mutex);
for_each_set_clump8(i, bank_mask, mask, chip->ngpio) {
bank = i / 8;
@@ -194,6 +257,10 @@ static int gpio_mpsse_get_multiple(struct gpio_chip *chip, unsigned long *mask,
int ret;
struct mpsse_priv *priv = gpiochip_get_data(chip);
+ ret = mpsse_ensure_supported(chip, *mask, GPIO_LINE_DIRECTION_IN);
+ if (ret)
+ return ret;
+
guard(mutex)(&priv->io_mutex);
for_each_set_clump8(i, bank_mask, mask, chip->ngpio) {
bank = i / 8;
@@ -242,10 +309,15 @@ static int gpio_mpsse_gpio_set(struct gpio_chip *chip, unsigned int offset,
static int gpio_mpsse_direction_output(struct gpio_chip *chip,
unsigned int offset, int value)
{
+ int ret;
struct mpsse_priv *priv = gpiochip_get_data(chip);
int bank = (offset & 8) >> 3;
int bank_offset = offset & 7;
+ ret = mpsse_ensure_supported(chip, BIT(offset), GPIO_LINE_DIRECTION_OUT);
+ if (ret)
+ return ret;
+
scoped_guard(mutex, &priv->io_mutex)
priv->gpio_dir[bank] |= BIT(bank_offset);
@@ -255,15 +327,19 @@ static int gpio_mpsse_direction_output(struct gpio_chip *chip,
static int gpio_mpsse_direction_input(struct gpio_chip *chip,
unsigned int offset)
{
+ int ret;
struct mpsse_priv *priv = gpiochip_get_data(chip);
int bank = (offset & 8) >> 3;
int bank_offset = offset & 7;
+ ret = mpsse_ensure_supported(chip, BIT(offset), GPIO_LINE_DIRECTION_IN);
+ if (ret)
+ return ret;
+
guard(mutex)(&priv->io_mutex);
priv->gpio_dir[bank] &= ~BIT(bank_offset);
- gpio_mpsse_set_bank(priv, bank);
- return 0;
+ return gpio_mpsse_set_bank(priv, bank);
}
static int gpio_mpsse_get_direction(struct gpio_chip *chip,
@@ -284,18 +360,62 @@ static int gpio_mpsse_get_direction(struct gpio_chip *chip,
return ret;
}
-static void gpio_mpsse_poll(struct work_struct *work)
+/*
+ * Stops all workers except `my_worker`.
+ * Safe to call only when `irq_race` is held.
+ */
+static void gpio_mpsse_stop_all_except(struct mpsse_priv *priv,
+ struct mpsse_worker *my_worker)
+{
+ struct mpsse_worker *worker, *worker_tmp;
+ struct list_head destructors = LIST_HEAD_INIT(destructors);
+
+ scoped_guard(raw_spinlock_irqsave, &priv->irq_spin) {
+ list_for_each_entry_safe(worker, worker_tmp,
+ &priv->workers, list) {
+ /* Don't stop ourselves */
+ if (worker == my_worker)
+ continue;
+
+ list_del(&worker->list);
+
+ /* Give worker a chance to terminate itself */
+ atomic_set(&worker->cancelled, 1);
+ /* Keep track of stuff to cancel */
+ INIT_LIST_HEAD(&worker->destroy);
+ list_add(&worker->destroy, &destructors);
+ }
+ }
+
+ list_for_each_entry_safe(worker, worker_tmp,
+ &destructors, destroy) {
+ list_del(&worker->destroy);
+ cancel_work_sync(&worker->work);
+ kfree(worker);
+ }
+}
+
+static void gpio_mpsse_poll(struct work_struct *my_work)
{
unsigned long pin_mask, pin_states, flags;
int irq_enabled, offset, err, value, fire_irq,
irq, old_value[16], irq_type[16];
- struct mpsse_priv *priv = container_of(work, struct mpsse_priv,
- irq_work);
+ struct mpsse_worker *my_worker = container_of(my_work, struct mpsse_worker, work);
+ struct mpsse_priv *priv = my_worker->priv;
for (offset = 0; offset < priv->gpio.ngpio; ++offset)
old_value[offset] = -1;
- while ((irq_enabled = atomic_read(&priv->irq_enabled))) {
+ /*
+ * We only want one worker. Workers race to acquire irq_race and tear
+ * down all other workers. This is a cond guard so that we don't deadlock
+ * trying to cancel a worker.
+ */
+ scoped_cond_guard(mutex_try, return, &priv->irq_race)
+ gpio_mpsse_stop_all_except(priv, my_worker);
+
+ while ((irq_enabled = atomic_read(&priv->irq_enabled)) &&
+ !atomic_read(&my_worker->cancelled)) {
usleep_range(MPSSE_POLL_INTERVAL, MPSSE_POLL_INTERVAL + 1000);
/* Cleanup will trigger at the end of the loop */
guard(mutex)(&priv->irq_mutex);
@@ -370,21 +490,45 @@ static int gpio_mpsse_set_irq_type(struct irq_data *irqd, unsigned int type)
static void gpio_mpsse_irq_disable(struct irq_data *irqd)
{
+ struct mpsse_worker *worker;
struct mpsse_priv *priv = irq_data_get_irq_chip_data(irqd);
atomic_and(~BIT(irqd->hwirq), &priv->irq_enabled);
gpiochip_disable_irq(&priv->gpio, irqd->hwirq);
+
+ /*
+ * Can't actually do teardown in IRQ context (it blocks).
+ * As a result, these workers will stick around until irq is reenabled
+ * or device gets disconnected
+ */
+ scoped_guard(raw_spinlock_irqsave, &priv->irq_spin)
+ list_for_each_entry(worker, &priv->workers, list)
+ atomic_set(&worker->cancelled, 1);
}
static void gpio_mpsse_irq_enable(struct irq_data *irqd)
{
+ struct mpsse_worker *worker;
struct mpsse_priv *priv = irq_data_get_irq_chip_data(irqd);
gpiochip_enable_irq(&priv->gpio, irqd->hwirq);
/* If no-one else was using the IRQ, enable it */
if (!atomic_fetch_or(BIT(irqd->hwirq), &priv->irq_enabled)) {
- INIT_WORK(&priv->irq_work, gpio_mpsse_poll);
- schedule_work(&priv->irq_work);
+ /*
+ * Can't be devm because it uses a non-raw spinlock (illegal in
+ * this context, where a raw spinlock is held by our caller)
+ */
+ worker = kzalloc(sizeof(*worker), GFP_NOWAIT);
+ if (!worker)
+ return;
+
+ worker->priv = priv;
+ INIT_LIST_HEAD(&worker->list);
+ INIT_WORK(&worker->work, gpio_mpsse_poll);
+ schedule_work(&worker->work);
+
+ scoped_guard(raw_spinlock_irqsave, &priv->irq_spin)
+ list_add(&worker->list, &priv->workers);
}
}
@@ -404,18 +548,49 @@ static void gpio_mpsse_ida_remove(void *data)
ida_free(&gpio_mpsse_ida, priv->id);
}
+static int mpsse_init_valid_mask(struct gpio_chip *chip,
+ unsigned long *valid_mask,
+ unsigned int ngpios)
+{
+ struct mpsse_priv *priv = gpiochip_get_data(chip);
+
+ if (WARN_ON(priv == NULL))
+ return -ENODEV;
+
+ *valid_mask = priv->dir_in | priv->dir_out;
+
+ return 0;
+}
+
+static void mpsse_irq_init_valid_mask(struct gpio_chip *chip,
+ unsigned long *valid_mask,
+ unsigned int ngpios)
+{
+ struct mpsse_priv *priv = gpiochip_get_data(chip);
+
+ if (WARN_ON(priv == NULL))
+ return;
+
+ /* Can only use IRQ on input capable pins */
+ *valid_mask = priv->dir_in;
+}
+
static int gpio_mpsse_probe(struct usb_interface *interface,
const struct usb_device_id *id)
{
struct mpsse_priv *priv;
struct device *dev;
+ char *serial;
int err;
+ struct mpsse_quirk *quirk = (void *)id->driver_info;
dev = &interface->dev;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
+ INIT_LIST_HEAD(&priv->workers);
+
priv->udev = usb_get_dev(interface_to_usbdev(interface));
priv->intf = interface;
priv->intf_id = interface->cur_altsetting->desc.bInterfaceNumber;
@@ -436,9 +611,21 @@ static int gpio_mpsse_probe(struct usb_interface *interface,
if (err)
return err;
+ err = devm_mutex_init(dev, &priv->irq_race);
+ if (err)
+ return err;
+
+ raw_spin_lock_init(&priv->irq_spin);
+
+ serial = priv->udev->serial;
+ if (!serial)
+ serial = "NONE";
+
priv->gpio.label = devm_kasprintf(dev, GFP_KERNEL,
- "gpio-mpsse.%d.%d",
- priv->id, priv->intf_id);
+ "MPSSE%04x:%04x.%d.%d.%s",
+ id->idVendor, id->idProduct,
+ priv->intf_id, priv->id,
+ serial);
if (!priv->gpio.label)
return -ENOMEM;
@@ -452,10 +639,20 @@ static int gpio_mpsse_probe(struct usb_interface *interface,
priv->gpio.get_multiple = gpio_mpsse_get_multiple;
priv->gpio.set_multiple = gpio_mpsse_set_multiple;
priv->gpio.base = -1;
- priv->gpio.ngpio = 16;
+ priv->gpio.ngpio = MPSSE_NGPIO;
priv->gpio.offset = priv->intf_id * priv->gpio.ngpio;
priv->gpio.can_sleep = 1;
+ if (quirk) {
+ priv->dir_out = quirk->dir_out;
+ priv->dir_in = quirk->dir_in;
+ priv->gpio.names = quirk->names;
+ priv->gpio.init_valid_mask = mpsse_init_valid_mask;
+ } else {
+ priv->dir_in = U16_MAX;
+ priv->dir_out = U16_MAX;
+ }
+
err = usb_find_common_endpoints(interface->cur_altsetting,
&priv->bulk_in, &priv->bulk_out,
NULL, NULL);
@@ -494,6 +691,7 @@ static int gpio_mpsse_probe(struct usb_interface *interface,
priv->gpio.irq.parents = NULL;
priv->gpio.irq.default_type = IRQ_TYPE_NONE;
priv->gpio.irq.handler = handle_simple_irq;
+ priv->gpio.irq.init_valid_mask = mpsse_irq_init_valid_mask;
err = devm_gpiochip_add_data(dev, &priv->gpio, priv);
if (err)
@@ -506,6 +704,13 @@ static void gpio_mpsse_disconnect(struct usb_interface *intf)
{
struct mpsse_priv *priv = usb_get_intfdata(intf);
+ /*
+ * Lock prevents double-free of worker from here and the teardown
+ * step at the beginning of gpio_mpsse_poll
+ */
+ scoped_guard(mutex, &priv->irq_race)
+ gpio_mpsse_stop_all_except(priv, NULL);
+
priv->intf = NULL;
usb_set_intfdata(intf, NULL);
usb_put_dev(priv->udev);
diff --git a/drivers/gpio/gpio-msc313.c b/drivers/gpio/gpio-msc313.c
index b0cccd856840..7345afdc78de 100644
--- a/drivers/gpio/gpio-msc313.c
+++ b/drivers/gpio/gpio-msc313.c
@@ -694,7 +694,7 @@ static const struct of_device_id msc313_gpio_of_match[] = {
* SoC goes into suspend to memory mode so we need to save some
* of the register bits before suspending and put it back when resuming
*/
-static int __maybe_unused msc313_gpio_suspend(struct device *dev)
+static int msc313_gpio_suspend(struct device *dev)
{
struct msc313_gpio *gpio = dev_get_drvdata(dev);
int i;
@@ -705,7 +705,7 @@ static int __maybe_unused msc313_gpio_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused msc313_gpio_resume(struct device *dev)
+static int msc313_gpio_resume(struct device *dev)
{
struct msc313_gpio *gpio = dev_get_drvdata(dev);
int i;
@@ -716,13 +716,13 @@ static int __maybe_unused msc313_gpio_resume(struct device *dev)
return 0;
}
-static SIMPLE_DEV_PM_OPS(msc313_gpio_ops, msc313_gpio_suspend, msc313_gpio_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(msc313_gpio_ops, msc313_gpio_suspend, msc313_gpio_resume);
static struct platform_driver msc313_gpio_driver = {
.driver = {
.name = DRIVER_NAME,
.of_match_table = msc313_gpio_of_match,
- .pm = &msc313_gpio_ops,
+ .pm = pm_sleep_ptr(&msc313_gpio_ops),
},
.probe = msc313_gpio_probe,
};
diff --git a/drivers/gpio/gpio-mt7621.c b/drivers/gpio/gpio-mt7621.c
index 93facbebb80e..91230be51587 100644
--- a/drivers/gpio/gpio-mt7621.c
+++ b/drivers/gpio/gpio-mt7621.c
@@ -6,11 +6,11 @@
#include <linux/err.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/platform_device.h>
-#include <linux/spinlock.h>
#define MTK_BANK_CNT 3
#define MTK_BANK_WIDTH 32
@@ -30,8 +30,7 @@
struct mtk_gc {
struct irq_chip irq_chip;
- struct gpio_chip chip;
- spinlock_t lock;
+ struct gpio_generic_chip chip;
int bank;
u32 rising;
u32 falling;
@@ -59,27 +58,29 @@ struct mtk {
static inline struct mtk_gc *
to_mediatek_gpio(struct gpio_chip *chip)
{
- return container_of(chip, struct mtk_gc, chip);
+ struct gpio_generic_chip *gen_gc = to_gpio_generic_chip(chip);
+
+ return container_of(gen_gc, struct mtk_gc, chip);
}
static inline void
mtk_gpio_w32(struct mtk_gc *rg, u32 offset, u32 val)
{
- struct gpio_chip *gc = &rg->chip;
+ struct gpio_chip *gc = &rg->chip.gc;
struct mtk *mtk = gpiochip_get_data(gc);
offset = (rg->bank * GPIO_BANK_STRIDE) + offset;
- gc->write_reg(mtk->base + offset, val);
+ gpio_generic_write_reg(&rg->chip, mtk->base + offset, val);
}
static inline u32
mtk_gpio_r32(struct mtk_gc *rg, u32 offset)
{
- struct gpio_chip *gc = &rg->chip;
+ struct gpio_chip *gc = &rg->chip.gc;
struct mtk *mtk = gpiochip_get_data(gc);
offset = (rg->bank * GPIO_BANK_STRIDE) + offset;
- return gc->read_reg(mtk->base + offset);
+ return gpio_generic_read_reg(&rg->chip, mtk->base + offset);
}
static irqreturn_t
@@ -108,12 +109,12 @@ mediatek_gpio_irq_unmask(struct irq_data *d)
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct mtk_gc *rg = to_mediatek_gpio(gc);
int pin = d->hwirq;
- unsigned long flags;
u32 rise, fall, high, low;
gpiochip_enable_irq(gc, d->hwirq);
- spin_lock_irqsave(&rg->lock, flags);
+ guard(gpio_generic_lock_irqsave)(&rg->chip);
+
rise = mtk_gpio_r32(rg, GPIO_REG_REDGE);
fall = mtk_gpio_r32(rg, GPIO_REG_FEDGE);
high = mtk_gpio_r32(rg, GPIO_REG_HLVL);
@@ -122,7 +123,6 @@ mediatek_gpio_irq_unmask(struct irq_data *d)
mtk_gpio_w32(rg, GPIO_REG_FEDGE, fall | (BIT(pin) & rg->falling));
mtk_gpio_w32(rg, GPIO_REG_HLVL, high | (BIT(pin) & rg->hlevel));
mtk_gpio_w32(rg, GPIO_REG_LLVL, low | (BIT(pin) & rg->llevel));
- spin_unlock_irqrestore(&rg->lock, flags);
}
static void
@@ -131,19 +131,18 @@ mediatek_gpio_irq_mask(struct irq_data *d)
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct mtk_gc *rg = to_mediatek_gpio(gc);
int pin = d->hwirq;
- unsigned long flags;
u32 rise, fall, high, low;
- spin_lock_irqsave(&rg->lock, flags);
- rise = mtk_gpio_r32(rg, GPIO_REG_REDGE);
- fall = mtk_gpio_r32(rg, GPIO_REG_FEDGE);
- high = mtk_gpio_r32(rg, GPIO_REG_HLVL);
- low = mtk_gpio_r32(rg, GPIO_REG_LLVL);
- mtk_gpio_w32(rg, GPIO_REG_FEDGE, fall & ~BIT(pin));
- mtk_gpio_w32(rg, GPIO_REG_REDGE, rise & ~BIT(pin));
- mtk_gpio_w32(rg, GPIO_REG_HLVL, high & ~BIT(pin));
- mtk_gpio_w32(rg, GPIO_REG_LLVL, low & ~BIT(pin));
- spin_unlock_irqrestore(&rg->lock, flags);
+ scoped_guard(gpio_generic_lock_irqsave, &rg->chip) {
+ rise = mtk_gpio_r32(rg, GPIO_REG_REDGE);
+ fall = mtk_gpio_r32(rg, GPIO_REG_FEDGE);
+ high = mtk_gpio_r32(rg, GPIO_REG_HLVL);
+ low = mtk_gpio_r32(rg, GPIO_REG_LLVL);
+ mtk_gpio_w32(rg, GPIO_REG_FEDGE, fall & ~BIT(pin));
+ mtk_gpio_w32(rg, GPIO_REG_REDGE, rise & ~BIT(pin));
+ mtk_gpio_w32(rg, GPIO_REG_HLVL, high & ~BIT(pin));
+ mtk_gpio_w32(rg, GPIO_REG_LLVL, low & ~BIT(pin));
+ }
gpiochip_disable_irq(gc, d->hwirq);
}
@@ -220,6 +219,7 @@ static const struct irq_chip mt7621_irq_chip = {
static int
mediatek_gpio_bank_probe(struct device *dev, int bank)
{
+ struct gpio_generic_chip_config config;
struct mtk *mtk = dev_get_drvdata(dev);
struct mtk_gc *rg;
void __iomem *dat, *set, *ctrl, *diro;
@@ -228,7 +228,6 @@ mediatek_gpio_bank_probe(struct device *dev, int bank)
rg = &mtk->gc_map[bank];
memset(rg, 0, sizeof(*rg));
- spin_lock_init(&rg->lock);
rg->bank = bank;
dat = mtk->base + GPIO_REG_DATA + (rg->bank * GPIO_BANK_STRIDE);
@@ -236,21 +235,30 @@ mediatek_gpio_bank_probe(struct device *dev, int bank)
ctrl = mtk->base + GPIO_REG_DCLR + (rg->bank * GPIO_BANK_STRIDE);
diro = mtk->base + GPIO_REG_CTRL + (rg->bank * GPIO_BANK_STRIDE);
- ret = bgpio_init(&rg->chip, dev, 4, dat, set, ctrl, diro, NULL,
- BGPIOF_NO_SET_ON_INPUT);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = dat,
+ .set = set,
+ .clr = ctrl,
+ .dirout = diro,
+ .flags = GPIO_GENERIC_NO_SET_ON_INPUT,
+ };
+
+ ret = gpio_generic_chip_init(&rg->chip, &config);
if (ret) {
- dev_err(dev, "bgpio_init() failed\n");
+ dev_err(dev, "failed to initialize generic GPIO chip\n");
return ret;
}
- rg->chip.of_gpio_n_cells = 2;
- rg->chip.of_xlate = mediatek_gpio_xlate;
- rg->chip.label = devm_kasprintf(dev, GFP_KERNEL, "%s-bank%d",
+ rg->chip.gc.of_gpio_n_cells = 2;
+ rg->chip.gc.of_xlate = mediatek_gpio_xlate;
+ rg->chip.gc.label = devm_kasprintf(dev, GFP_KERNEL, "%s-bank%d",
dev_name(dev), bank);
- if (!rg->chip.label)
+ if (!rg->chip.gc.label)
return -ENOMEM;
- rg->chip.offset = bank * MTK_BANK_WIDTH;
+ rg->chip.gc.offset = bank * MTK_BANK_WIDTH;
if (mtk->gpio_irq) {
struct gpio_irq_chip *girq;
@@ -261,7 +269,7 @@ mediatek_gpio_bank_probe(struct device *dev, int bank)
*/
ret = devm_request_irq(dev, mtk->gpio_irq,
mediatek_gpio_irq_handler, IRQF_SHARED,
- rg->chip.label, &rg->chip);
+ rg->chip.gc.label, &rg->chip.gc);
if (ret) {
dev_err(dev, "Error requesting IRQ %d: %d\n",
@@ -269,7 +277,7 @@ mediatek_gpio_bank_probe(struct device *dev, int bank)
return ret;
}
- girq = &rg->chip.irq;
+ girq = &rg->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &mt7621_irq_chip);
/* This will let us handle the parent IRQ in the driver */
girq->parent_handler = NULL;
@@ -279,17 +287,17 @@ mediatek_gpio_bank_probe(struct device *dev, int bank)
girq->handler = handle_simple_irq;
}
- ret = devm_gpiochip_add_data(dev, &rg->chip, mtk);
+ ret = devm_gpiochip_add_data(dev, &rg->chip.gc, mtk);
if (ret < 0) {
dev_err(dev, "Could not register gpio %d, ret=%d\n",
- rg->chip.ngpio, ret);
+ rg->chip.gc.ngpio, ret);
return ret;
}
/* set polarity to low for all gpios */
mtk_gpio_w32(rg, GPIO_REG_POL, 0);
- dev_info(dev, "registering %d gpios\n", rg->chip.ngpio);
+ dev_info(dev, "registering %d gpios\n", rg->chip.gc.ngpio);
return 0;
}
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index 5e3f54cb8bc4..22c36b79e249 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -573,11 +573,10 @@ static void mvebu_gpio_irq_handler(struct irq_desc *desc)
for (i = 0; i < mvchip->chip.ngpio; i++) {
int irq;
- irq = irq_find_mapping(mvchip->domain, i);
-
if (!(cause & BIT(i)))
continue;
+ irq = irq_find_mapping(mvchip->domain, i);
type = irq_get_trigger_type(irq);
if ((type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) {
/* Swap polarity (race with GPIO line) */
@@ -602,7 +601,6 @@ static const struct regmap_config mvebu_gpio_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
- .fast_io = true,
};
/*
@@ -899,7 +897,7 @@ static void mvebu_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
msk = BIT(i);
is_out = !(io_conf & msk);
- seq_printf(s, " gpio-%-3d (%-20.20s)", chip->base + i, label);
+ seq_printf(s, " gpio-%-3d (%-20.20s)", i, label);
if (is_out) {
seq_printf(s, " out %s %s\n",
diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c
index 433cbadc3a4c..d7666fe9dbf8 100644
--- a/drivers/gpio/gpio-mxc.c
+++ b/drivers/gpio/gpio-mxc.c
@@ -481,7 +481,7 @@ static int mxc_gpio_probe(struct platform_device *pdev)
config.dat = port->base + GPIO_PSR;
config.set = port->base + GPIO_DR;
config.dirout = port->base + GPIO_GDIR;
- config.flags = BGPIOF_READ_OUTPUT_REG_SET;
+ config.flags = GPIO_GENERIC_READ_OUTPUT_REG_SET;
err = gpio_generic_chip_init(&port->gen_gc, &config);
if (err)
@@ -667,7 +667,7 @@ static const struct dev_pm_ops mxc_gpio_dev_pm_ops = {
RUNTIME_PM_OPS(mxc_gpio_runtime_suspend, mxc_gpio_runtime_resume, NULL)
};
-static int mxc_gpio_syscore_suspend(void)
+static int mxc_gpio_syscore_suspend(void *data)
{
struct mxc_gpio_port *port;
int ret;
@@ -684,7 +684,7 @@ static int mxc_gpio_syscore_suspend(void)
return 0;
}
-static void mxc_gpio_syscore_resume(void)
+static void mxc_gpio_syscore_resume(void *data)
{
struct mxc_gpio_port *port;
int ret;
@@ -701,11 +701,15 @@ static void mxc_gpio_syscore_resume(void)
}
}
-static struct syscore_ops mxc_gpio_syscore_ops = {
+static const struct syscore_ops mxc_gpio_syscore_ops = {
.suspend = mxc_gpio_syscore_suspend,
.resume = mxc_gpio_syscore_resume,
};
+static struct syscore mxc_gpio_syscore = {
+ .ops = &mxc_gpio_syscore_ops,
+};
+
static struct platform_driver mxc_gpio_driver = {
.driver = {
.name = "gpio-mxc",
@@ -718,7 +722,7 @@ static struct platform_driver mxc_gpio_driver = {
static int __init gpio_mxc_init(void)
{
- register_syscore_ops(&mxc_gpio_syscore_ops);
+ register_syscore(&mxc_gpio_syscore);
return platform_driver_register(&mxc_gpio_driver);
}
diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index 0ea46f3d04e1..5635694bf9f4 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c
@@ -7,17 +7,18 @@
// Copyright (C) 2004-2010 Freescale Semiconductor, Inc. All Rights Reserved.
#include <linux/err.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
+#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
-#include <linux/gpio/driver.h>
-#include <linux/module.h>
#define MXS_SET 0x4
#define MXS_CLR 0x8
@@ -48,7 +49,7 @@ struct mxs_gpio_port {
int id;
int irq;
struct irq_domain *domain;
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
struct device *dev;
enum mxs_gpio_id devid;
u32 both_edges;
@@ -258,6 +259,7 @@ MODULE_DEVICE_TABLE(of, mxs_gpio_dt_ids);
static int mxs_gpio_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
+ struct gpio_generic_chip_config config;
struct device_node *parent;
static void __iomem *base;
struct mxs_gpio_port *port;
@@ -319,19 +321,24 @@ static int mxs_gpio_probe(struct platform_device *pdev)
irq_set_chained_handler_and_data(port->irq, mxs_gpio_irq_handler,
port);
- err = bgpio_init(&port->gc, &pdev->dev, 4,
- port->base + PINCTRL_DIN(port),
- port->base + PINCTRL_DOUT(port) + MXS_SET,
- port->base + PINCTRL_DOUT(port) + MXS_CLR,
- port->base + PINCTRL_DOE(port), NULL, 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 4,
+ .dat = port->base + PINCTRL_DIN(port),
+ .set = port->base + PINCTRL_DOUT(port) + MXS_SET,
+ .clr = port->base + PINCTRL_DOUT(port) + MXS_CLR,
+ .dirout = port->base + PINCTRL_DOE(port),
+ };
+
+ err = gpio_generic_chip_init(&port->chip, &config);
if (err)
goto out_irqdomain_remove;
- port->gc.to_irq = mxs_gpio_to_irq;
- port->gc.get_direction = mxs_gpio_get_direction;
- port->gc.base = port->id * 32;
+ port->chip.gc.to_irq = mxs_gpio_to_irq;
+ port->chip.gc.get_direction = mxs_gpio_get_direction;
+ port->chip.gc.base = port->id * 32;
- err = gpiochip_add_data(&port->gc, port);
+ err = gpiochip_add_data(&port->chip.gc, port);
if (err)
goto out_irqdomain_remove;
diff --git a/drivers/gpio/gpio-nct6694.c b/drivers/gpio/gpio-nct6694.c
new file mode 100644
index 000000000000..a8607f0d9915
--- /dev/null
+++ b/drivers/gpio/gpio-nct6694.c
@@ -0,0 +1,499 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Nuvoton NCT6694 GPIO controller driver based on USB interface.
+ *
+ * Copyright (C) 2025 Nuvoton Technology Corp.
+ */
+
+#include <linux/bits.h>
+#include <linux/gpio/driver.h>
+#include <linux/idr.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/nct6694.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+/*
+ * USB command module type for NCT6694 GPIO controller.
+ * This defines the module type used for communication with the NCT6694
+ * GPIO controller over the USB interface.
+ */
+#define NCT6694_GPIO_MOD 0xFF
+
+#define NCT6694_GPIO_VER 0x90
+#define NCT6694_GPIO_VALID 0x110
+#define NCT6694_GPI_DATA 0x120
+#define NCT6694_GPO_DIR 0x170
+#define NCT6694_GPO_TYPE 0x180
+#define NCT6694_GPO_DATA 0x190
+
+#define NCT6694_GPI_STS 0x130
+#define NCT6694_GPI_CLR 0x140
+#define NCT6694_GPI_FALLING 0x150
+#define NCT6694_GPI_RISING 0x160
+
+#define NCT6694_NR_GPIO 8
+
+struct nct6694_gpio_data {
+ struct nct6694 *nct6694;
+ struct gpio_chip gpio;
+ struct mutex lock;
+ /* Protect irq operation */
+ struct mutex irq_lock;
+
+ unsigned char reg_val;
+ unsigned char irq_trig_falling;
+ unsigned char irq_trig_rising;
+
+ /* Current gpio group */
+ unsigned char group;
+ int irq;
+};
+
+static int nct6694_get_direction(struct gpio_chip *gpio, unsigned int offset)
+{
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ const struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPO_DIR + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ return !(BIT(offset) & data->reg_val);
+}
+
+static int nct6694_direction_input(struct gpio_chip *gpio, unsigned int offset)
+{
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ const struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPO_DIR + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ data->reg_val &= ~BIT(offset);
+
+ return nct6694_write_msg(data->nct6694, &cmd_hd, &data->reg_val);
+}
+
+static int nct6694_direction_output(struct gpio_chip *gpio,
+ unsigned int offset, int val)
+{
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPO_DIR + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ /* Set direction to output */
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ data->reg_val |= BIT(offset);
+ ret = nct6694_write_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ /* Then set output level */
+ cmd_hd.offset = cpu_to_le16(NCT6694_GPO_DATA + data->group);
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ if (val)
+ data->reg_val |= BIT(offset);
+ else
+ data->reg_val &= ~BIT(offset);
+
+ return nct6694_write_msg(data->nct6694, &cmd_hd, &data->reg_val);
+}
+
+static int nct6694_get_value(struct gpio_chip *gpio, unsigned int offset)
+{
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPO_DIR + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ if (BIT(offset) & data->reg_val) {
+ cmd_hd.offset = cpu_to_le16(NCT6694_GPO_DATA + data->group);
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ return !!(BIT(offset) & data->reg_val);
+ }
+
+ cmd_hd.offset = cpu_to_le16(NCT6694_GPI_DATA + data->group);
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ return !!(BIT(offset) & data->reg_val);
+}
+
+static int nct6694_set_value(struct gpio_chip *gpio, unsigned int offset,
+ int val)
+{
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ const struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPO_DATA + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ if (val)
+ data->reg_val |= BIT(offset);
+ else
+ data->reg_val &= ~BIT(offset);
+
+ return nct6694_write_msg(data->nct6694, &cmd_hd, &data->reg_val);
+}
+
+static int nct6694_set_config(struct gpio_chip *gpio, unsigned int offset,
+ unsigned long config)
+{
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ const struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPO_TYPE + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ switch (pinconf_to_config_param(config)) {
+ case PIN_CONFIG_DRIVE_OPEN_DRAIN:
+ data->reg_val |= BIT(offset);
+ break;
+ case PIN_CONFIG_DRIVE_PUSH_PULL:
+ data->reg_val &= ~BIT(offset);
+ break;
+ default:
+ return -ENOTSUPP;
+ }
+
+ return nct6694_write_msg(data->nct6694, &cmd_hd, &data->reg_val);
+}
+
+static int nct6694_init_valid_mask(struct gpio_chip *gpio,
+ unsigned long *valid_mask,
+ unsigned int ngpios)
+{
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ const struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPIO_VALID + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret < 0)
+ return ret;
+
+ *valid_mask = data->reg_val;
+
+ return ret;
+}
+
+static irqreturn_t nct6694_irq_handler(int irq, void *priv)
+{
+ struct nct6694_gpio_data *data = priv;
+ struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPI_STS + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ unsigned char status;
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ if (ret)
+ return IRQ_NONE;
+
+ status = data->reg_val;
+
+ while (status) {
+ int bit = __ffs(status);
+
+ data->reg_val = BIT(bit);
+ handle_nested_irq(irq_find_mapping(data->gpio.irq.domain, bit));
+ status &= ~BIT(bit);
+ cmd_hd.offset = cpu_to_le16(NCT6694_GPI_CLR + data->group);
+ nct6694_write_msg(data->nct6694, &cmd_hd, &data->reg_val);
+ }
+
+ return IRQ_HANDLED;
+}
+
+static int nct6694_get_irq_trig(struct nct6694_gpio_data *data)
+{
+ struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPI_FALLING + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+ int ret;
+
+ guard(mutex)(&data->lock);
+
+ ret = nct6694_read_msg(data->nct6694, &cmd_hd, &data->irq_trig_falling);
+ if (ret)
+ return ret;
+
+ cmd_hd.offset = cpu_to_le16(NCT6694_GPI_RISING + data->group);
+ return nct6694_read_msg(data->nct6694, &cmd_hd, &data->irq_trig_rising);
+}
+
+static void nct6694_irq_mask(struct irq_data *d)
+{
+ struct gpio_chip *gpio = irq_data_get_irq_chip_data(d);
+ irq_hw_number_t hwirq = irqd_to_hwirq(d);
+
+ gpiochip_disable_irq(gpio, hwirq);
+}
+
+static void nct6694_irq_unmask(struct irq_data *d)
+{
+ struct gpio_chip *gpio = irq_data_get_irq_chip_data(d);
+ irq_hw_number_t hwirq = irqd_to_hwirq(d);
+
+ gpiochip_enable_irq(gpio, hwirq);
+}
+
+static int nct6694_irq_set_type(struct irq_data *d, unsigned int type)
+{
+ struct gpio_chip *gpio = irq_data_get_irq_chip_data(d);
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ irq_hw_number_t hwirq = irqd_to_hwirq(d);
+
+ guard(mutex)(&data->lock);
+
+ switch (type) {
+ case IRQ_TYPE_EDGE_RISING:
+ data->irq_trig_rising |= BIT(hwirq);
+ break;
+
+ case IRQ_TYPE_EDGE_FALLING:
+ data->irq_trig_falling |= BIT(hwirq);
+ break;
+
+ case IRQ_TYPE_EDGE_BOTH:
+ data->irq_trig_rising |= BIT(hwirq);
+ data->irq_trig_falling |= BIT(hwirq);
+ break;
+
+ default:
+ return -ENOTSUPP;
+ }
+
+ return 0;
+}
+
+static void nct6694_irq_bus_lock(struct irq_data *d)
+{
+ struct gpio_chip *gpio = irq_data_get_irq_chip_data(d);
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+
+ mutex_lock(&data->irq_lock);
+}
+
+static void nct6694_irq_bus_sync_unlock(struct irq_data *d)
+{
+ struct gpio_chip *gpio = irq_data_get_irq_chip_data(d);
+ struct nct6694_gpio_data *data = gpiochip_get_data(gpio);
+ struct nct6694_cmd_header cmd_hd = {
+ .mod = NCT6694_GPIO_MOD,
+ .offset = cpu_to_le16(NCT6694_GPI_FALLING + data->group),
+ .len = cpu_to_le16(sizeof(data->reg_val))
+ };
+
+ scoped_guard(mutex, &data->lock) {
+ nct6694_write_msg(data->nct6694, &cmd_hd, &data->irq_trig_falling);
+
+ cmd_hd.offset = cpu_to_le16(NCT6694_GPI_RISING + data->group);
+ nct6694_write_msg(data->nct6694, &cmd_hd, &data->irq_trig_rising);
+ }
+
+ mutex_unlock(&data->irq_lock);
+}
+
+static const struct irq_chip nct6694_irq_chip = {
+ .name = "gpio-nct6694",
+ .irq_mask = nct6694_irq_mask,
+ .irq_unmask = nct6694_irq_unmask,
+ .irq_set_type = nct6694_irq_set_type,
+ .irq_bus_lock = nct6694_irq_bus_lock,
+ .irq_bus_sync_unlock = nct6694_irq_bus_sync_unlock,
+ .flags = IRQCHIP_IMMUTABLE,
+ GPIOCHIP_IRQ_RESOURCE_HELPERS,
+};
+
+static void nct6694_irq_dispose_mapping(void *d)
+{
+ struct nct6694_gpio_data *data = d;
+
+ irq_dispose_mapping(data->irq);
+}
+
+static void nct6694_gpio_ida_free(void *d)
+{
+ struct nct6694_gpio_data *data = d;
+ struct nct6694 *nct6694 = data->nct6694;
+
+ ida_free(&nct6694->gpio_ida, data->group);
+}
+
+static int nct6694_gpio_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct nct6694 *nct6694 = dev_get_drvdata(dev->parent);
+ struct nct6694_gpio_data *data;
+ struct gpio_irq_chip *girq;
+ int ret, i;
+ char **names;
+
+ data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ data->nct6694 = nct6694;
+
+ ret = ida_alloc(&nct6694->gpio_ida, GFP_KERNEL);
+ if (ret < 0)
+ return ret;
+ data->group = ret;
+
+ ret = devm_add_action_or_reset(dev, nct6694_gpio_ida_free, data);
+ if (ret)
+ return ret;
+
+ names = devm_kcalloc(dev, NCT6694_NR_GPIO, sizeof(char *),
+ GFP_KERNEL);
+ if (!names)
+ return -ENOMEM;
+
+ for (i = 0; i < NCT6694_NR_GPIO; i++) {
+ names[i] = devm_kasprintf(dev, GFP_KERNEL, "GPIO%X%d",
+ data->group, i);
+ if (!names[i])
+ return -ENOMEM;
+ }
+
+ data->irq = irq_create_mapping(nct6694->domain,
+ NCT6694_IRQ_GPIO0 + data->group);
+ if (!data->irq)
+ return -EINVAL;
+
+ ret = devm_add_action_or_reset(dev, nct6694_irq_dispose_mapping, data);
+ if (ret)
+ return ret;
+
+ data->gpio.names = (const char * const*)names;
+ data->gpio.label = pdev->name;
+ data->gpio.direction_input = nct6694_direction_input;
+ data->gpio.get = nct6694_get_value;
+ data->gpio.direction_output = nct6694_direction_output;
+ data->gpio.set = nct6694_set_value;
+ data->gpio.get_direction = nct6694_get_direction;
+ data->gpio.set_config = nct6694_set_config;
+ data->gpio.init_valid_mask = nct6694_init_valid_mask;
+ data->gpio.base = -1;
+ data->gpio.can_sleep = false;
+ data->gpio.owner = THIS_MODULE;
+ data->gpio.ngpio = NCT6694_NR_GPIO;
+
+ platform_set_drvdata(pdev, data);
+
+ ret = devm_mutex_init(dev, &data->lock);
+ if (ret)
+ return ret;
+
+ ret = devm_mutex_init(dev, &data->irq_lock);
+ if (ret)
+ return ret;
+
+ ret = nct6694_get_irq_trig(data);
+ if (ret) {
+ dev_err_probe(dev, ret, "Failed to get irq trigger type\n");
+ return ret;
+ }
+
+ girq = &data->gpio.irq;
+ gpio_irq_chip_set_chip(girq, &nct6694_irq_chip);
+ girq->parent_handler = NULL;
+ girq->num_parents = 0;
+ girq->parents = NULL;
+ girq->default_type = IRQ_TYPE_NONE;
+ girq->handler = handle_level_irq;
+ girq->threaded = true;
+
+ ret = devm_request_threaded_irq(dev, data->irq, NULL, nct6694_irq_handler,
+ IRQF_ONESHOT | IRQF_SHARED,
+ "gpio-nct6694", data);
+ if (ret) {
+ dev_err_probe(dev, ret, "Failed to request irq\n");
+ return ret;
+ }
+
+ return devm_gpiochip_add_data(dev, &data->gpio, data);
+}
+
+static struct platform_driver nct6694_gpio_driver = {
+ .driver = {
+ .name = "nct6694-gpio",
+ },
+ .probe = nct6694_gpio_probe,
+};
+
+module_platform_driver(nct6694_gpio_driver);
+
+MODULE_DESCRIPTION("USB-GPIO controller driver for NCT6694");
+MODULE_AUTHOR("Ming Yu <tmyu0@nuvoton.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:nct6694-gpio");
diff --git a/drivers/gpio/gpio-nomadik.c b/drivers/gpio/gpio-nomadik.c
index bcf4b07dd458..97c5cd33279d 100644
--- a/drivers/gpio/gpio-nomadik.c
+++ b/drivers/gpio/gpio-nomadik.c
@@ -20,6 +20,7 @@
*/
#include <linux/cleanup.h>
#include <linux/clk.h>
+#include <linux/gpio/consumer.h>
#include <linux/gpio/driver.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
@@ -396,10 +397,12 @@ static int nmk_gpio_get_mode(struct nmk_gpio_chip *nmk_chip, int offset)
}
void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev,
- struct gpio_chip *chip, unsigned int offset,
- unsigned int gpio)
+ struct gpio_chip *chip, unsigned int offset)
{
struct nmk_gpio_chip *nmk_chip = gpiochip_get_data(chip);
+#ifdef CONFIG_PINCTRL_NOMADIK
+ struct gpio_desc *desc;
+#endif
int mode;
bool is_out;
bool data_out;
@@ -425,15 +428,15 @@ void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev,
data_out = !!(readl(nmk_chip->addr + NMK_GPIO_DAT) & BIT(offset));
mode = nmk_gpio_get_mode(nmk_chip, offset);
#ifdef CONFIG_PINCTRL_NOMADIK
- if (mode == NMK_GPIO_ALT_C && pctldev)
- mode = nmk_prcm_gpiocr_get_mode(pctldev, gpio);
+ if (mode == NMK_GPIO_ALT_C && pctldev) {
+ desc = gpio_device_get_desc(chip->gpiodev, offset);
+ mode = nmk_prcm_gpiocr_get_mode(pctldev, desc_to_gpio(desc));
+ }
#endif
if (is_out) {
seq_printf(s, " gpio-%-3d (%-20.20s) out %s %s",
- gpio,
- label ?: "(none)",
- str_hi_lo(data_out),
+ offset, label ?: "(none)", str_hi_lo(data_out),
(mode < 0) ? "unknown" : modes[mode]);
} else {
int irq = chip->to_irq(chip, offset);
@@ -445,9 +448,7 @@ void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev,
};
seq_printf(s, " gpio-%-3d (%-20.20s) in %s %s",
- gpio,
- label ?: "(none)",
- pulls[pullidx],
+ offset, label ?: "(none)", pulls[pullidx],
(mode < 0) ? "unknown" : modes[mode]);
val = nmk_gpio_get_input(chip, offset);
@@ -479,10 +480,10 @@ void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev,
static void nmk_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
{
- unsigned int i, gpio = chip->base;
+ unsigned int i;
- for (i = 0; i < chip->ngpio; i++, gpio++) {
- nmk_gpio_dbg_show_one(s, NULL, chip, i, gpio);
+ for (i = 0; i < chip->ngpio; i++) {
+ nmk_gpio_dbg_show_one(s, NULL, chip, i);
seq_puts(s, "\n");
}
}
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index a268c76bdca6..e136e81794df 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -1503,7 +1503,7 @@ static void omap_gpio_remove(struct platform_device *pdev)
clk_unprepare(bank->dbck);
}
-static int __maybe_unused omap_gpio_runtime_suspend(struct device *dev)
+static int omap_gpio_runtime_suspend(struct device *dev)
{
struct gpio_bank *bank = dev_get_drvdata(dev);
unsigned long flags;
@@ -1516,7 +1516,7 @@ static int __maybe_unused omap_gpio_runtime_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused omap_gpio_runtime_resume(struct device *dev)
+static int omap_gpio_runtime_resume(struct device *dev)
{
struct gpio_bank *bank = dev_get_drvdata(dev);
unsigned long flags;
@@ -1529,7 +1529,7 @@ static int __maybe_unused omap_gpio_runtime_resume(struct device *dev)
return 0;
}
-static int __maybe_unused omap_gpio_suspend(struct device *dev)
+static int omap_gpio_suspend(struct device *dev)
{
struct gpio_bank *bank = dev_get_drvdata(dev);
@@ -1541,7 +1541,7 @@ static int __maybe_unused omap_gpio_suspend(struct device *dev)
return omap_gpio_runtime_suspend(dev);
}
-static int __maybe_unused omap_gpio_resume(struct device *dev)
+static int omap_gpio_resume(struct device *dev)
{
struct gpio_bank *bank = dev_get_drvdata(dev);
@@ -1554,9 +1554,8 @@ static int __maybe_unused omap_gpio_resume(struct device *dev)
}
static const struct dev_pm_ops gpio_pm_ops = {
- SET_RUNTIME_PM_OPS(omap_gpio_runtime_suspend, omap_gpio_runtime_resume,
- NULL)
- SET_LATE_SYSTEM_SLEEP_PM_OPS(omap_gpio_suspend, omap_gpio_resume)
+ RUNTIME_PM_OPS(omap_gpio_runtime_suspend, omap_gpio_runtime_resume, NULL)
+ LATE_SYSTEM_SLEEP_PM_OPS(omap_gpio_suspend, omap_gpio_resume)
};
static struct platform_driver omap_gpio_driver = {
@@ -1564,7 +1563,7 @@ static struct platform_driver omap_gpio_driver = {
.remove = omap_gpio_remove,
.driver = {
.name = "omap_gpio",
- .pm = &gpio_pm_ops,
+ .pm = pm_ptr(&gpio_pm_ops),
.of_match_table = omap_gpio_match,
},
};
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index b46927f55038..0a3916cc2772 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -306,7 +306,7 @@ static inline u8 pca953x_get_bit_mask(struct pca953x_chip *chip, unsigned int of
* Interrupt mask register 0x40 + 5 * bank_size RW
* Interrupt status register 0x40 + 6 * bank_size R
*
- * - Registers with bit 0x80 set, the AI bit
+ * - Registers with bit 0x80 set, the AI bit (auto increment)
* The bit is cleared and the registers fall into one of the
* categories above.
*/
@@ -854,10 +854,13 @@ static void pca953x_irq_bus_sync_unlock(struct irq_data *d)
int level;
if (chip->driver_data & PCA_PCAL) {
+ DECLARE_BITMAP(latched_inputs, MAX_LINE);
guard(mutex)(&chip->i2c_lock);
- /* Enable latch on interrupt-enabled inputs */
- pca953x_write_regs(chip, PCAL953X_IN_LATCH, chip->irq_mask);
+ /* Enable latch on edge-triggered interrupt-enabled inputs */
+ bitmap_or(latched_inputs, chip->irq_trig_fall, chip->irq_trig_raise, gc->ngpio);
+ bitmap_and(latched_inputs, latched_inputs, chip->irq_mask, gc->ngpio);
+ pca953x_write_regs(chip, PCAL953X_IN_LATCH, latched_inputs);
bitmap_complement(irq_mask, chip->irq_mask, gc->ngpio);
@@ -1203,10 +1206,10 @@ static int pca953x_probe(struct i2c_client *client)
pca953x_setup_gpio(chip, chip->driver_data & PCA_GPIO_MASK);
if (NBANK(chip) > 2 || PCA_CHIP_TYPE(chip->driver_data) == PCA957X_TYPE) {
- dev_info(dev, "using AI\n");
+ dev_info(dev, "using auto increment\n");
regmap_config = &pca953x_ai_i2c_regmap;
} else {
- dev_info(dev, "using no AI\n");
+ dev_info(dev, "using no auto increment\n");
regmap_config = &pca953x_i2c_regmap;
}
diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 9925687e05fb..4ffa0955a9e3 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -171,7 +171,7 @@ static int pch_gpio_direction_input(struct gpio_chip *gpio, unsigned int nr)
/*
* Save register configuration and disable interrupts.
*/
-static void __maybe_unused pch_gpio_save_reg_conf(struct pch_gpio *chip)
+static void pch_gpio_save_reg_conf(struct pch_gpio *chip)
{
chip->pch_gpio_reg.ien_reg = ioread32(&chip->reg->ien);
chip->pch_gpio_reg.imask_reg = ioread32(&chip->reg->imask);
@@ -187,7 +187,7 @@ static void __maybe_unused pch_gpio_save_reg_conf(struct pch_gpio *chip)
/*
* This function restores the register configuration of the GPIO device.
*/
-static void __maybe_unused pch_gpio_restore_reg_conf(struct pch_gpio *chip)
+static void pch_gpio_restore_reg_conf(struct pch_gpio *chip)
{
iowrite32(chip->pch_gpio_reg.ien_reg, &chip->reg->ien);
iowrite32(chip->pch_gpio_reg.imask_reg, &chip->reg->imask);
@@ -402,7 +402,7 @@ static int pch_gpio_probe(struct pci_dev *pdev,
return pch_gpio_alloc_generic_chip(chip, irq_base, gpio_pins[chip->ioh]);
}
-static int __maybe_unused pch_gpio_suspend(struct device *dev)
+static int pch_gpio_suspend(struct device *dev)
{
struct pch_gpio *chip = dev_get_drvdata(dev);
unsigned long flags;
@@ -414,7 +414,7 @@ static int __maybe_unused pch_gpio_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused pch_gpio_resume(struct device *dev)
+static int pch_gpio_resume(struct device *dev)
{
struct pch_gpio *chip = dev_get_drvdata(dev);
unsigned long flags;
@@ -428,7 +428,7 @@ static int __maybe_unused pch_gpio_resume(struct device *dev)
return 0;
}
-static SIMPLE_DEV_PM_OPS(pch_gpio_pm_ops, pch_gpio_suspend, pch_gpio_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(pch_gpio_pm_ops, pch_gpio_suspend, pch_gpio_resume);
static const struct pci_device_id pch_gpio_pcidev_id[] = {
{ PCI_DEVICE_DATA(INTEL, EG20T_PCH, INTEL_EG20T_PCH) },
@@ -444,7 +444,7 @@ static struct pci_driver pch_gpio_driver = {
.id_table = pch_gpio_pcidev_id,
.probe = pch_gpio_probe,
.driver = {
- .pm = &pch_gpio_pm_ops,
+ .pm = pm_sleep_ptr(&pch_gpio_pm_ops),
},
};
diff --git a/drivers/gpio/gpio-pci-idio-16.c b/drivers/gpio/gpio-pci-idio-16.c
index 476cea1b5ed7..9d28ca8e1d6f 100644
--- a/drivers/gpio/gpio-pci-idio-16.c
+++ b/drivers/gpio/gpio-pci-idio-16.c
@@ -41,6 +41,7 @@ static const struct regmap_config idio_16_regmap_config = {
.reg_stride = 1,
.val_bits = 8,
.io_port = true,
+ .max_register = 0x7,
.wr_table = &idio_16_wr_table,
.rd_table = &idio_16_rd_table,
.volatile_table = &idio_16_rd_table,
diff --git a/drivers/gpio/gpio-pisosr.c b/drivers/gpio/gpio-pisosr.c
index a69b74866a13..7ec6a46ed600 100644
--- a/drivers/gpio/gpio-pisosr.c
+++ b/drivers/gpio/gpio-pisosr.c
@@ -108,11 +108,6 @@ static const struct gpio_chip template_chip = {
.can_sleep = true,
};
-static void pisosr_mutex_destroy(void *lock)
-{
- mutex_destroy(lock);
-}
-
static int pisosr_gpio_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
@@ -139,8 +134,7 @@ static int pisosr_gpio_probe(struct spi_device *spi)
return dev_err_probe(dev, PTR_ERR(gpio->load_gpio),
"Unable to allocate load GPIO\n");
- mutex_init(&gpio->lock);
- ret = devm_add_action_or_reset(dev, pisosr_mutex_destroy, &gpio->lock);
+ ret = devm_mutex_init(dev, &gpio->lock);
if (ret)
return ret;
diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c
index 02e4ffcf5a6f..919cf86fd590 100644
--- a/drivers/gpio/gpio-pl061.c
+++ b/drivers/gpio/gpio-pl061.c
@@ -37,7 +37,6 @@
#define PL061_GPIO_NR 8
-#ifdef CONFIG_PM
struct pl061_context_save_regs {
u8 gpio_data;
u8 gpio_dir;
@@ -46,7 +45,6 @@ struct pl061_context_save_regs {
u8 gpio_iev;
u8 gpio_ie;
};
-#endif
struct pl061 {
raw_spinlock_t lock;
@@ -55,9 +53,7 @@ struct pl061 {
struct gpio_chip gc;
int parent_irq;
-#ifdef CONFIG_PM
struct pl061_context_save_regs csave_regs;
-#endif
};
static int pl061_get_direction(struct gpio_chip *gc, unsigned offset)
@@ -367,7 +363,6 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id)
return 0;
}
-#ifdef CONFIG_PM
static int pl061_suspend(struct device *dev)
{
struct pl061 *pl061 = dev_get_drvdata(dev);
@@ -411,13 +406,7 @@ static int pl061_resume(struct device *dev)
return 0;
}
-static const struct dev_pm_ops pl061_dev_pm_ops = {
- .suspend = pl061_suspend,
- .resume = pl061_resume,
- .freeze = pl061_suspend,
- .restore = pl061_resume,
-};
-#endif
+static DEFINE_SIMPLE_DEV_PM_OPS(pl061_dev_pm_ops, pl061_suspend, pl061_resume);
static const struct amba_id pl061_ids[] = {
{
@@ -431,9 +420,7 @@ MODULE_DEVICE_TABLE(amba, pl061_ids);
static struct amba_driver pl061_gpio_driver = {
.drv = {
.name = "pl061_gpio",
-#ifdef CONFIG_PM
- .pm = &pl061_dev_pm_ops,
-#endif
+ .pm = pm_sleep_ptr(&pl061_dev_pm_ops),
},
.id_table = pl061_ids,
.probe = pl061_probe,
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index fa22f3faa163..664cf1eef494 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -747,7 +747,7 @@ static int __init pxa_gpio_dt_init(void)
device_initcall(pxa_gpio_dt_init);
#ifdef CONFIG_PM
-static int pxa_gpio_suspend(void)
+static int pxa_gpio_suspend(void *data)
{
struct pxa_gpio_chip *pchip = pxa_gpio_chip;
struct pxa_gpio_bank *c;
@@ -768,7 +768,7 @@ static int pxa_gpio_suspend(void)
return 0;
}
-static void pxa_gpio_resume(void)
+static void pxa_gpio_resume(void *data)
{
struct pxa_gpio_chip *pchip = pxa_gpio_chip;
struct pxa_gpio_bank *c;
@@ -792,14 +792,18 @@ static void pxa_gpio_resume(void)
#define pxa_gpio_resume NULL
#endif
-static struct syscore_ops pxa_gpio_syscore_ops = {
+static const struct syscore_ops pxa_gpio_syscore_ops = {
.suspend = pxa_gpio_suspend,
.resume = pxa_gpio_resume,
};
+static struct syscore pxa_gpio_syscore = {
+ .ops = &pxa_gpio_syscore_ops,
+};
+
static int __init pxa_gpio_sysinit(void)
{
- register_syscore_ops(&pxa_gpio_syscore_ops);
+ register_syscore(&pxa_gpio_syscore);
return 0;
}
postcore_initcall(pxa_gpio_sysinit);
diff --git a/drivers/gpio/gpio-qixis-fpga.c b/drivers/gpio/gpio-qixis-fpga.c
new file mode 100644
index 000000000000..6e67f43ac0bd
--- /dev/null
+++ b/drivers/gpio/gpio-qixis-fpga.c
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Layerscape GPIO QIXIS FPGA driver
+ *
+ * Copyright 2025 NXP
+ */
+
+#include <linux/device.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/regmap.h>
+#include <linux/kernel.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+struct qixis_cpld_gpio_config {
+ u64 output_lines;
+};
+
+static const struct qixis_cpld_gpio_config lx2160ardb_sfp_cfg = {
+ .output_lines = BIT(0),
+};
+
+static const struct qixis_cpld_gpio_config ls1046aqds_stat_pres2_cfg = {
+ .output_lines = 0x0,
+};
+
+static const struct regmap_config regmap_config_8r_8v = {
+ .reg_bits = 8,
+ .val_bits = 8,
+};
+
+static int qixis_cpld_gpio_probe(struct platform_device *pdev)
+{
+ DECLARE_BITMAP(fixed_direction_output, 8);
+ const struct qixis_cpld_gpio_config *cfg;
+ struct gpio_regmap_config config = {0};
+ struct regmap *regmap;
+ void __iomem *reg;
+ u32 base;
+ int ret;
+
+ if (!pdev->dev.parent)
+ return -ENODEV;
+
+ cfg = device_get_match_data(&pdev->dev);
+
+ ret = device_property_read_u32(&pdev->dev, "reg", &base);
+ if (ret)
+ return ret;
+
+ regmap = dev_get_regmap(pdev->dev.parent, NULL);
+ if (!regmap) {
+ /* In case there is no regmap configured by the parent device,
+ * create our own from the MMIO space.
+ */
+ reg = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(reg))
+ return PTR_ERR(reg);
+
+ regmap = devm_regmap_init_mmio(&pdev->dev, reg, &regmap_config_8r_8v);
+ if (!regmap)
+ return -ENODEV;
+
+ /* In this case, the offset of our register is 0 inside the
+ * regmap area that we just created.
+ */
+ base = 0;
+ }
+ config.reg_dat_base = GPIO_REGMAP_ADDR(base);
+ config.reg_set_base = GPIO_REGMAP_ADDR(base);
+
+ config.drvdata = (void *)cfg;
+ config.regmap = regmap;
+ config.parent = &pdev->dev;
+ config.ngpio_per_reg = 8;
+ config.ngpio = 8;
+
+ bitmap_from_u64(fixed_direction_output, cfg->output_lines);
+ config.fixed_direction_output = fixed_direction_output;
+
+ return PTR_ERR_OR_ZERO(devm_gpio_regmap_register(&pdev->dev, &config));
+}
+
+static const struct of_device_id qixis_cpld_gpio_of_match[] = {
+ {
+ .compatible = "fsl,lx2160ardb-fpga-gpio-sfp",
+ .data = &lx2160ardb_sfp_cfg,
+ },
+ {
+ .compatible = "fsl,ls1046aqds-fpga-gpio-stat-pres2",
+ .data = &ls1046aqds_stat_pres2_cfg,
+ },
+
+ {}
+};
+MODULE_DEVICE_TABLE(of, qixis_cpld_gpio_of_match);
+
+static struct platform_driver qixis_cpld_gpio_driver = {
+ .probe = qixis_cpld_gpio_probe,
+ .driver = {
+ .name = "gpio-qixis-cpld",
+ .of_match_table = qixis_cpld_gpio_of_match,
+ },
+};
+module_platform_driver(qixis_cpld_gpio_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Ioana Ciornei <ioana.ciornei@nxp.com>");
+MODULE_DESCRIPTION("Layerscape GPIO QIXIS FPGA driver");
diff --git a/drivers/gpio/gpio-rda.c b/drivers/gpio/gpio-rda.c
index cb2f63eee2aa..7bbc6f0ce4c8 100644
--- a/drivers/gpio/gpio-rda.c
+++ b/drivers/gpio/gpio-rda.c
@@ -8,6 +8,7 @@
#include <linux/bitops.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
@@ -35,7 +36,7 @@
#define RDA_GPIO_BANK_NR 32
struct rda_gpio {
- struct gpio_chip chip;
+ struct gpio_generic_chip chip;
void __iomem *base;
spinlock_t lock;
int irq;
@@ -208,6 +209,7 @@ static const struct irq_chip rda_gpio_irq_chip = {
static int rda_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct gpio_irq_chip *girq;
struct rda_gpio *rda_gpio;
@@ -235,24 +237,29 @@ static int rda_gpio_probe(struct platform_device *pdev)
spin_lock_init(&rda_gpio->lock);
- ret = bgpio_init(&rda_gpio->chip, dev, 4,
- rda_gpio->base + RDA_GPIO_VAL,
- rda_gpio->base + RDA_GPIO_SET,
- rda_gpio->base + RDA_GPIO_CLR,
- rda_gpio->base + RDA_GPIO_OEN_SET_OUT,
- rda_gpio->base + RDA_GPIO_OEN_SET_IN,
- BGPIOF_READ_OUTPUT_REG_SET);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = rda_gpio->base + RDA_GPIO_VAL,
+ .set = rda_gpio->base + RDA_GPIO_SET,
+ .clr = rda_gpio->base + RDA_GPIO_CLR,
+ .dirout = rda_gpio->base + RDA_GPIO_OEN_SET_OUT,
+ .dirin = rda_gpio->base + RDA_GPIO_OEN_SET_IN,
+ .flags = GPIO_GENERIC_READ_OUTPUT_REG_SET,
+ };
+
+ ret = gpio_generic_chip_init(&rda_gpio->chip, &config);
if (ret) {
- dev_err(dev, "bgpio_init failed\n");
+ dev_err(dev, "failed to initialize the generic GPIO chip\n");
return ret;
}
- rda_gpio->chip.label = dev_name(dev);
- rda_gpio->chip.ngpio = ngpios;
- rda_gpio->chip.base = -1;
+ rda_gpio->chip.gc.label = dev_name(dev);
+ rda_gpio->chip.gc.ngpio = ngpios;
+ rda_gpio->chip.gc.base = -1;
if (rda_gpio->irq >= 0) {
- girq = &rda_gpio->chip.irq;
+ girq = &rda_gpio->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &rda_gpio_irq_chip);
girq->handler = handle_bad_irq;
girq->default_type = IRQ_TYPE_NONE;
@@ -269,7 +276,7 @@ static int rda_gpio_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, rda_gpio);
- return devm_gpiochip_add_data(dev, &rda_gpio->chip, rda_gpio);
+ return devm_gpiochip_add_data(dev, &rda_gpio->chip.gc, rda_gpio);
}
static const struct of_device_id rda_gpio_of_match[] = {
diff --git a/drivers/gpio/gpio-realtek-otto.c b/drivers/gpio/gpio-realtek-otto.c
index d6418f89d3f6..de527f4fc6c2 100644
--- a/drivers/gpio/gpio-realtek-otto.c
+++ b/drivers/gpio/gpio-realtek-otto.c
@@ -1,7 +1,8 @@
// SPDX-License-Identifier: GPL-2.0-only
-#include <linux/gpio/driver.h>
#include <linux/cpumask.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/irq.h>
#include <linux/minmax.h>
#include <linux/mod_devicetable.h>
@@ -41,7 +42,7 @@
/**
* realtek_gpio_ctrl - Realtek Otto GPIO driver data
*
- * @gc: Associated gpio_chip instance
+ * @chip: Associated gpio_generic_chip instance
* @base: Base address of the register block for a GPIO bank
* @lock: Lock for accessing the IRQ registers and values
* @intr_mask: Mask for interrupts lines
@@ -64,7 +65,7 @@
* IMR on changes.
*/
struct realtek_gpio_ctrl {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *base;
void __iomem *cpumask_base;
struct cpumask cpu_irq_maskable;
@@ -101,7 +102,7 @@ static struct realtek_gpio_ctrl *irq_data_to_ctrl(struct irq_data *data)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(data);
- return container_of(gc, struct realtek_gpio_ctrl, gc);
+ return container_of(to_gpio_generic_chip(gc), struct realtek_gpio_ctrl, chip);
}
/*
@@ -194,7 +195,7 @@ static void realtek_gpio_irq_unmask(struct irq_data *data)
unsigned int line = irqd_to_hwirq(data);
unsigned long flags;
- gpiochip_enable_irq(&ctrl->gc, line);
+ gpiochip_enable_irq(&ctrl->chip.gc, line);
raw_spin_lock_irqsave(&ctrl->lock, flags);
ctrl->intr_mask[line] = REALTEK_GPIO_IMR_LINE_MASK;
@@ -213,7 +214,7 @@ static void realtek_gpio_irq_mask(struct irq_data *data)
realtek_gpio_update_line_imr(ctrl, line);
raw_spin_unlock_irqrestore(&ctrl->lock, flags);
- gpiochip_disable_irq(&ctrl->gc, line);
+ gpiochip_disable_irq(&ctrl->chip.gc, line);
}
static int realtek_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type)
@@ -356,8 +357,9 @@ MODULE_DEVICE_TABLE(of, realtek_gpio_of_match);
static int realtek_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
- unsigned long bgpio_flags;
+ unsigned long gen_gc_flags;
unsigned int dev_flags;
struct gpio_irq_chip *girq;
struct realtek_gpio_ctrl *ctrl;
@@ -388,32 +390,37 @@ static int realtek_gpio_probe(struct platform_device *pdev)
raw_spin_lock_init(&ctrl->lock);
if (dev_flags & GPIO_PORTS_REVERSED) {
- bgpio_flags = 0;
+ gen_gc_flags = 0;
ctrl->bank_read = realtek_gpio_bank_read;
ctrl->bank_write = realtek_gpio_bank_write;
ctrl->line_imr_pos = realtek_gpio_line_imr_pos;
} else {
- bgpio_flags = BGPIOF_BIG_ENDIAN_BYTE_ORDER;
+ gen_gc_flags = GPIO_GENERIC_BIG_ENDIAN_BYTE_ORDER;
ctrl->bank_read = realtek_gpio_bank_read_swapped;
ctrl->bank_write = realtek_gpio_bank_write_swapped;
ctrl->line_imr_pos = realtek_gpio_line_imr_pos_swapped;
}
- err = bgpio_init(&ctrl->gc, dev, 4,
- ctrl->base + REALTEK_GPIO_REG_DATA, NULL, NULL,
- ctrl->base + REALTEK_GPIO_REG_DIR, NULL,
- bgpio_flags);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = ctrl->base + REALTEK_GPIO_REG_DATA,
+ .dirout = ctrl->base + REALTEK_GPIO_REG_DIR,
+ .flags = gen_gc_flags,
+ };
+
+ err = gpio_generic_chip_init(&ctrl->chip, &config);
if (err) {
dev_err(dev, "unable to init generic GPIO");
return err;
}
- ctrl->gc.ngpio = ngpios;
- ctrl->gc.owner = THIS_MODULE;
+ ctrl->chip.gc.ngpio = ngpios;
+ ctrl->chip.gc.owner = THIS_MODULE;
irq = platform_get_irq_optional(pdev, 0);
if (!(dev_flags & GPIO_INTERRUPTS_DISABLED) && irq > 0) {
- girq = &ctrl->gc.irq;
+ girq = &ctrl->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &realtek_gpio_irq_chip);
girq->default_type = IRQ_TYPE_NONE;
girq->handler = handle_bad_irq;
@@ -442,7 +449,7 @@ static int realtek_gpio_probe(struct platform_device *pdev)
cpumask_set_cpu(cpu, &ctrl->cpu_irq_maskable);
}
- return devm_gpiochip_add_data(dev, &ctrl->gc, ctrl);
+ return devm_gpiochip_add_data(dev, &ctrl->chip.gc, ctrl);
}
static struct platform_driver realtek_gpio_driver = {
diff --git a/drivers/gpio/gpio-regmap.c b/drivers/gpio/gpio-regmap.c
index e8a32dfebdcb..e5ba38e65c10 100644
--- a/drivers/gpio/gpio-regmap.c
+++ b/drivers/gpio/gpio-regmap.c
@@ -31,6 +31,12 @@ struct gpio_regmap {
unsigned int reg_clr_base;
unsigned int reg_dir_in_base;
unsigned int reg_dir_out_base;
+ unsigned long *fixed_direction_output;
+
+#ifdef CONFIG_REGMAP_IRQ
+ int regmap_irq_line;
+ struct regmap_irq_chip_data *irq_chip_data;
+#endif
int (*reg_mask_xlate)(struct gpio_regmap *gpio, unsigned int base,
unsigned int offset, unsigned int *reg,
@@ -76,7 +82,11 @@ static int gpio_regmap_get(struct gpio_chip *chip, unsigned int offset)
if (ret)
return ret;
- ret = regmap_read(gpio->regmap, reg, &val);
+ /* ensure we don't spoil any register cache with pin input values */
+ if (gpio->reg_dat_base == gpio->reg_set_base)
+ ret = regmap_read_bypassed(gpio->regmap, reg, &val);
+ else
+ ret = regmap_read(gpio->regmap, reg, &val);
if (ret)
return ret;
@@ -88,7 +98,7 @@ static int gpio_regmap_set(struct gpio_chip *chip, unsigned int offset,
{
struct gpio_regmap *gpio = gpiochip_get_data(chip);
unsigned int base = gpio_regmap_addr(gpio->reg_set_base);
- unsigned int reg, mask;
+ unsigned int reg, mask, mask_val;
int ret;
ret = gpio->reg_mask_xlate(gpio, base, offset, &reg, &mask);
@@ -96,9 +106,15 @@ static int gpio_regmap_set(struct gpio_chip *chip, unsigned int offset,
return ret;
if (val)
- ret = regmap_update_bits(gpio->regmap, reg, mask, mask);
+ mask_val = mask;
else
- ret = regmap_update_bits(gpio->regmap, reg, mask, 0);
+ mask_val = 0;
+
+ /* ignore input values which shadow the old output value */
+ if (gpio->reg_dat_base == gpio->reg_set_base)
+ ret = regmap_write_bits(gpio->regmap, reg, mask, mask_val);
+ else
+ ret = regmap_update_bits(gpio->regmap, reg, mask, mask_val);
return ret;
}
@@ -129,6 +145,13 @@ static int gpio_regmap_get_direction(struct gpio_chip *chip,
unsigned int base, val, reg, mask;
int invert, ret;
+ if (gpio->fixed_direction_output) {
+ if (test_bit(offset, gpio->fixed_direction_output))
+ return GPIO_LINE_DIRECTION_OUT;
+ else
+ return GPIO_LINE_DIRECTION_IN;
+ }
+
if (gpio->reg_dat_base && !gpio->reg_set_base)
return GPIO_LINE_DIRECTION_IN;
if (gpio->reg_set_base && !gpio->reg_dat_base)
@@ -215,6 +238,7 @@ EXPORT_SYMBOL_GPL(gpio_regmap_get_drvdata);
*/
struct gpio_regmap *gpio_regmap_register(const struct gpio_regmap_config *config)
{
+ struct irq_domain *irq_domain;
struct gpio_regmap *gpio;
struct gpio_chip *chip;
int ret;
@@ -255,6 +279,7 @@ struct gpio_regmap *gpio_regmap_register(const struct gpio_regmap_config *config
chip->names = config->names;
chip->label = config->label ?: dev_name(config->parent);
chip->can_sleep = regmap_might_sleep(config->regmap);
+ chip->init_valid_mask = config->init_valid_mask;
chip->request = gpiochip_generic_request;
chip->free = gpiochip_generic_free;
@@ -274,7 +299,18 @@ struct gpio_regmap *gpio_regmap_register(const struct gpio_regmap_config *config
if (!chip->ngpio) {
ret = gpiochip_get_ngpios(chip, chip->parent);
if (ret)
- return ERR_PTR(ret);
+ goto err_free_gpio;
+ }
+
+ if (config->fixed_direction_output) {
+ gpio->fixed_direction_output = bitmap_alloc(chip->ngpio,
+ GFP_KERNEL);
+ if (!gpio->fixed_direction_output) {
+ ret = -ENOMEM;
+ goto err_free_gpio;
+ }
+ bitmap_copy(gpio->fixed_direction_output,
+ config->fixed_direction_output, chip->ngpio);
}
/* if not set, assume there is only one register */
@@ -293,10 +329,24 @@ struct gpio_regmap *gpio_regmap_register(const struct gpio_regmap_config *config
ret = gpiochip_add_data(chip, gpio);
if (ret < 0)
- goto err_free_gpio;
+ goto err_free_bitmap;
+
+#ifdef CONFIG_REGMAP_IRQ
+ if (config->regmap_irq_chip) {
+ gpio->regmap_irq_line = config->regmap_irq_line;
+ ret = regmap_add_irq_chip_fwnode(dev_fwnode(config->parent), config->regmap,
+ config->regmap_irq_line, config->regmap_irq_flags,
+ 0, config->regmap_irq_chip, &gpio->irq_chip_data);
+ if (ret)
+ goto err_free_bitmap;
+
+ irq_domain = regmap_irq_get_domain(gpio->irq_chip_data);
+ } else
+#endif
+ irq_domain = config->irq_domain;
- if (config->irq_domain) {
- ret = gpiochip_irqchip_add_domain(chip, config->irq_domain);
+ if (irq_domain) {
+ ret = gpiochip_irqchip_add_domain(chip, irq_domain);
if (ret)
goto err_remove_gpiochip;
}
@@ -305,6 +355,8 @@ struct gpio_regmap *gpio_regmap_register(const struct gpio_regmap_config *config
err_remove_gpiochip:
gpiochip_remove(chip);
+err_free_bitmap:
+ bitmap_free(gpio->fixed_direction_output);
err_free_gpio:
kfree(gpio);
return ERR_PTR(ret);
@@ -317,7 +369,13 @@ EXPORT_SYMBOL_GPL(gpio_regmap_register);
*/
void gpio_regmap_unregister(struct gpio_regmap *gpio)
{
+#ifdef CONFIG_REGMAP_IRQ
+ if (gpio->irq_chip_data)
+ regmap_del_irq_chip(gpio->regmap_irq_line, gpio->irq_chip_data);
+#endif
+
gpiochip_remove(&gpio->gpio_chip);
+ bitmap_free(gpio->fixed_direction_output);
kfree(gpio);
}
EXPORT_SYMBOL_GPL(gpio_regmap_unregister);
diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
index bcfc323a8315..47174eb3ba76 100644
--- a/drivers/gpio/gpio-rockchip.c
+++ b/drivers/gpio/gpio-rockchip.c
@@ -769,7 +769,7 @@ static int rockchip_gpio_probe(struct platform_device *pdev)
list_del(&cfg->head);
switch (cfg->param) {
- case PIN_CONFIG_OUTPUT:
+ case PIN_CONFIG_LEVEL:
ret = rockchip_gpio_direction_output(&bank->gpio_chip, cfg->pin, cfg->arg);
if (ret)
dev_warn(dev, "setting output pin %u to %u failed\n", cfg->pin,
diff --git a/drivers/gpio/gpio-sa1100.c b/drivers/gpio/gpio-sa1100.c
index 7f6a62f5d1ee..1938ffa2f4f3 100644
--- a/drivers/gpio/gpio-sa1100.c
+++ b/drivers/gpio/gpio-sa1100.c
@@ -256,7 +256,7 @@ static void sa1100_gpio_handler(struct irq_desc *desc)
} while (mask);
}
-static int sa1100_gpio_suspend(void)
+static int sa1100_gpio_suspend(void *data)
{
struct sa1100_gpio_chip *sgc = &sa1100_gpio_chip;
@@ -275,19 +275,23 @@ static int sa1100_gpio_suspend(void)
return 0;
}
-static void sa1100_gpio_resume(void)
+static void sa1100_gpio_resume(void *data)
{
sa1100_update_edge_regs(&sa1100_gpio_chip);
}
-static struct syscore_ops sa1100_gpio_syscore_ops = {
+static const struct syscore_ops sa1100_gpio_syscore_ops = {
.suspend = sa1100_gpio_suspend,
.resume = sa1100_gpio_resume,
};
+static struct syscore sa1100_gpio_syscore = {
+ .ops = &sa1100_gpio_syscore_ops,
+};
+
static int __init sa1100_gpio_init_devicefs(void)
{
- register_syscore_ops(&sa1100_gpio_syscore_ops);
+ register_syscore(&sa1100_gpio_syscore);
return 0;
}
diff --git a/drivers/gpio/gpio-shared-proxy.c b/drivers/gpio/gpio-shared-proxy.c
new file mode 100644
index 000000000000..29d7d2e4dfc0
--- /dev/null
+++ b/drivers/gpio/gpio-shared-proxy.c
@@ -0,0 +1,334 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2025 Linaro Ltd.
+ */
+
+#include <linux/auxiliary_bus.h>
+#include <linux/cleanup.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/gpio/consumer.h>
+#include <linux/gpio/driver.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/string_choices.h>
+#include <linux/types.h>
+
+#include "gpiolib-shared.h"
+
+struct gpio_shared_proxy_data {
+ struct gpio_chip gc;
+ struct gpio_shared_desc *shared_desc;
+ struct device *dev;
+ bool voted_high;
+};
+
+static int
+gpio_shared_proxy_set_unlocked(struct gpio_shared_proxy_data *proxy,
+ int (*set_func)(struct gpio_desc *desc, int value),
+ int value)
+{
+ struct gpio_shared_desc *shared_desc = proxy->shared_desc;
+ struct gpio_desc *desc = shared_desc->desc;
+ int ret = 0;
+
+ gpio_shared_lockdep_assert(shared_desc);
+
+ if (value) {
+ /* User wants to set value to high. */
+ if (proxy->voted_high)
+ /* Already voted for high, nothing to do. */
+ goto out;
+
+ /* Haven't voted for high yet. */
+ if (!shared_desc->highcnt) {
+ /*
+ * Current value is low, need to actually set value
+ * to high.
+ */
+ ret = set_func(desc, 1);
+ if (ret)
+ goto out;
+ }
+
+ shared_desc->highcnt++;
+ proxy->voted_high = true;
+
+ goto out;
+ }
+
+ /* Desired value is low. */
+ if (!proxy->voted_high)
+ /* We didn't vote for high, nothing to do. */
+ goto out;
+
+ /* We previously voted for high. */
+ if (shared_desc->highcnt == 1) {
+ /* This is the last remaining vote for high, set value to low. */
+ ret = set_func(desc, 0);
+ if (ret)
+ goto out;
+ }
+
+ shared_desc->highcnt--;
+ proxy->voted_high = false;
+
+out:
+ if (shared_desc->highcnt)
+ dev_dbg(proxy->dev,
+ "Voted for value '%s', effective value is 'high', number of votes for 'high': %u\n",
+ str_high_low(value), shared_desc->highcnt);
+ else
+ dev_dbg(proxy->dev, "Voted for value 'low', effective value is 'low'\n");
+
+ return ret;
+}
+
+static int gpio_shared_proxy_request(struct gpio_chip *gc, unsigned int offset)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+ struct gpio_shared_desc *shared_desc = proxy->shared_desc;
+
+ guard(gpio_shared_desc_lock)(shared_desc);
+
+ proxy->shared_desc->usecnt++;
+
+ dev_dbg(proxy->dev, "Shared GPIO requested, number of users: %u\n",
+ proxy->shared_desc->usecnt);
+
+ return 0;
+}
+
+static void gpio_shared_proxy_free(struct gpio_chip *gc, unsigned int offset)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+ struct gpio_shared_desc *shared_desc = proxy->shared_desc;
+
+ guard(gpio_shared_desc_lock)(shared_desc);
+
+ proxy->shared_desc->usecnt--;
+
+ dev_dbg(proxy->dev, "Shared GPIO freed, number of users: %u\n",
+ proxy->shared_desc->usecnt);
+}
+
+static int gpio_shared_proxy_set_config(struct gpio_chip *gc,
+ unsigned int offset, unsigned long cfg)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+ struct gpio_shared_desc *shared_desc = proxy->shared_desc;
+ struct gpio_desc *desc = shared_desc->desc;
+ int ret;
+
+ guard(gpio_shared_desc_lock)(shared_desc);
+
+ if (shared_desc->usecnt > 1) {
+ if (shared_desc->cfg != cfg) {
+ dev_dbg(proxy->dev,
+ "Shared GPIO's configuration already set, accepting changes but users may conflict!!\n");
+ } else {
+ dev_dbg(proxy->dev, "Equal config requested, nothing to do\n");
+ return 0;
+ }
+ }
+
+ ret = gpiod_set_config(desc, cfg);
+ if (ret && ret != -ENOTSUPP)
+ return ret;
+
+ shared_desc->cfg = cfg;
+ return 0;
+}
+
+static int gpio_shared_proxy_direction_input(struct gpio_chip *gc,
+ unsigned int offset)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+ struct gpio_shared_desc *shared_desc = proxy->shared_desc;
+ struct gpio_desc *desc = shared_desc->desc;
+ int dir;
+
+ guard(gpio_shared_desc_lock)(shared_desc);
+
+ if (shared_desc->usecnt == 1) {
+ dev_dbg(proxy->dev,
+ "Only one user of this shared GPIO, allowing to set direction to input\n");
+
+ return gpiod_direction_input(desc);
+ }
+
+ dir = gpiod_get_direction(desc);
+ if (dir < 0)
+ return dir;
+
+ if (dir == GPIO_LINE_DIRECTION_OUT) {
+ dev_dbg(proxy->dev,
+ "Shared GPIO's direction already set to output, refusing to change\n");
+ return -EPERM;
+ }
+
+ return 0;
+}
+
+static int gpio_shared_proxy_direction_output(struct gpio_chip *gc,
+ unsigned int offset, int value)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+ struct gpio_shared_desc *shared_desc = proxy->shared_desc;
+ struct gpio_desc *desc = shared_desc->desc;
+ int ret, dir;
+
+ guard(gpio_shared_desc_lock)(shared_desc);
+
+ if (shared_desc->usecnt == 1) {
+ dev_dbg(proxy->dev,
+ "Only one user of this shared GPIO, allowing to set direction to output with value '%s'\n",
+ str_high_low(value));
+
+ ret = gpiod_direction_output(desc, value);
+ if (ret)
+ return ret;
+
+ if (value) {
+ proxy->voted_high = true;
+ shared_desc->highcnt = 1;
+ } else {
+ proxy->voted_high = false;
+ shared_desc->highcnt = 0;
+ }
+
+ return 0;
+ }
+
+ dir = gpiod_get_direction(desc);
+ if (dir < 0)
+ return dir;
+
+ if (dir == GPIO_LINE_DIRECTION_IN) {
+ dev_dbg(proxy->dev,
+ "Shared GPIO's direction already set to input, refusing to change\n");
+ return -EPERM;
+ }
+
+ return gpio_shared_proxy_set_unlocked(proxy, gpiod_direction_output, value);
+}
+
+static int gpio_shared_proxy_get(struct gpio_chip *gc, unsigned int offset)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+
+ return gpiod_get_value(proxy->shared_desc->desc);
+}
+
+static int gpio_shared_proxy_get_cansleep(struct gpio_chip *gc,
+ unsigned int offset)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+
+ return gpiod_get_value_cansleep(proxy->shared_desc->desc);
+}
+
+static int gpio_shared_proxy_do_set(struct gpio_shared_proxy_data *proxy,
+ int (*set_func)(struct gpio_desc *desc, int value),
+ int value)
+{
+ guard(gpio_shared_desc_lock)(proxy->shared_desc);
+
+ return gpio_shared_proxy_set_unlocked(proxy, set_func, value);
+}
+
+static int gpio_shared_proxy_set(struct gpio_chip *gc, unsigned int offset,
+ int value)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+
+ return gpio_shared_proxy_do_set(proxy, gpiod_set_value, value);
+}
+
+static int gpio_shared_proxy_set_cansleep(struct gpio_chip *gc,
+ unsigned int offset, int value)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+
+ return gpio_shared_proxy_do_set(proxy, gpiod_set_value_cansleep, value);
+}
+
+static int gpio_shared_proxy_get_direction(struct gpio_chip *gc,
+ unsigned int offset)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+
+ return gpiod_get_direction(proxy->shared_desc->desc);
+}
+
+static int gpio_shared_proxy_to_irq(struct gpio_chip *gc, unsigned int offset)
+{
+ struct gpio_shared_proxy_data *proxy = gpiochip_get_data(gc);
+
+ return gpiod_to_irq(proxy->shared_desc->desc);
+}
+
+static int gpio_shared_proxy_probe(struct auxiliary_device *adev,
+ const struct auxiliary_device_id *id)
+{
+ struct gpio_shared_proxy_data *proxy;
+ struct gpio_shared_desc *shared_desc;
+ struct device *dev = &adev->dev;
+ struct gpio_chip *gc;
+
+ shared_desc = devm_gpiod_shared_get(dev);
+ if (IS_ERR(shared_desc))
+ return PTR_ERR(shared_desc);
+
+ proxy = devm_kzalloc(dev, sizeof(*proxy), GFP_KERNEL);
+ if (!proxy)
+ return -ENOMEM;
+
+ proxy->shared_desc = shared_desc;
+ proxy->dev = dev;
+
+ gc = &proxy->gc;
+ gc->base = -1;
+ gc->ngpio = 1;
+ gc->label = dev_name(dev);
+ gc->parent = dev;
+ gc->owner = THIS_MODULE;
+ gc->can_sleep = shared_desc->can_sleep;
+
+ gc->request = gpio_shared_proxy_request;
+ gc->free = gpio_shared_proxy_free;
+ gc->set_config = gpio_shared_proxy_set_config;
+ gc->direction_input = gpio_shared_proxy_direction_input;
+ gc->direction_output = gpio_shared_proxy_direction_output;
+ if (gc->can_sleep) {
+ gc->set = gpio_shared_proxy_set_cansleep;
+ gc->get = gpio_shared_proxy_get_cansleep;
+ } else {
+ gc->set = gpio_shared_proxy_set;
+ gc->get = gpio_shared_proxy_get;
+ }
+ gc->get_direction = gpio_shared_proxy_get_direction;
+ gc->to_irq = gpio_shared_proxy_to_irq;
+
+ return devm_gpiochip_add_data(dev, &proxy->gc, proxy);
+}
+
+static const struct auxiliary_device_id gpio_shared_proxy_id_table[] = {
+ { .name = "gpiolib_shared.proxy" },
+ {},
+};
+MODULE_DEVICE_TABLE(auxiliary, gpio_shared_proxy_id_table);
+
+static struct auxiliary_driver gpio_shared_proxy_driver = {
+ .driver = {
+ .name = "gpio-shared-proxy",
+ .suppress_bind_attrs = true,
+ },
+ .probe = gpio_shared_proxy_probe,
+ .id_table = gpio_shared_proxy_id_table,
+};
+module_auxiliary_driver(gpio_shared_proxy_driver);
+
+MODULE_AUTHOR("Bartosz Golaszewski <bartosz.golaszewski@linaro.org>");
+MODULE_DESCRIPTION("Shared GPIO mux driver.");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpio/gpio-sifive.c b/drivers/gpio/gpio-sifive.c
index 067c8edb62e2..94ef2efbd14f 100644
--- a/drivers/gpio/gpio-sifive.c
+++ b/drivers/gpio/gpio-sifive.c
@@ -7,6 +7,7 @@
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/property.h>
@@ -32,7 +33,7 @@
struct sifive_gpio {
void __iomem *base;
- struct gpio_chip gc;
+ struct gpio_generic_chip gen_gc;
struct regmap *regs;
unsigned long irq_state;
unsigned int trigger[SIFIVE_GPIO_MAX];
@@ -41,10 +42,10 @@ struct sifive_gpio {
static void sifive_gpio_set_ie(struct sifive_gpio *chip, unsigned int offset)
{
- unsigned long flags;
unsigned int trigger;
- raw_spin_lock_irqsave(&chip->gc.bgpio_lock, flags);
+ guard(gpio_generic_lock_irqsave)(&chip->gen_gc);
+
trigger = (chip->irq_state & BIT(offset)) ? chip->trigger[offset] : 0;
regmap_update_bits(chip->regs, SIFIVE_GPIO_RISE_IE, BIT(offset),
(trigger & IRQ_TYPE_EDGE_RISING) ? BIT(offset) : 0);
@@ -54,7 +55,6 @@ static void sifive_gpio_set_ie(struct sifive_gpio *chip, unsigned int offset)
(trigger & IRQ_TYPE_LEVEL_HIGH) ? BIT(offset) : 0);
regmap_update_bits(chip->regs, SIFIVE_GPIO_LOW_IE, BIT(offset),
(trigger & IRQ_TYPE_LEVEL_LOW) ? BIT(offset) : 0);
- raw_spin_unlock_irqrestore(&chip->gc.bgpio_lock, flags);
}
static int sifive_gpio_irq_set_type(struct irq_data *d, unsigned int trigger)
@@ -72,13 +72,12 @@ static int sifive_gpio_irq_set_type(struct irq_data *d, unsigned int trigger)
}
static void sifive_gpio_irq_enable(struct irq_data *d)
-{
+ {
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct sifive_gpio *chip = gpiochip_get_data(gc);
irq_hw_number_t hwirq = irqd_to_hwirq(d);
int offset = hwirq % SIFIVE_GPIO_MAX;
u32 bit = BIT(offset);
- unsigned long flags;
gpiochip_enable_irq(gc, hwirq);
irq_chip_enable_parent(d);
@@ -86,13 +85,13 @@ static void sifive_gpio_irq_enable(struct irq_data *d)
/* Switch to input */
gc->direction_input(gc, offset);
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
- /* Clear any sticky pending interrupts */
- regmap_write(chip->regs, SIFIVE_GPIO_RISE_IP, bit);
- regmap_write(chip->regs, SIFIVE_GPIO_FALL_IP, bit);
- regmap_write(chip->regs, SIFIVE_GPIO_HIGH_IP, bit);
- regmap_write(chip->regs, SIFIVE_GPIO_LOW_IP, bit);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ scoped_guard(gpio_generic_lock_irqsave, &chip->gen_gc) {
+ /* Clear any sticky pending interrupts */
+ regmap_write(chip->regs, SIFIVE_GPIO_RISE_IP, bit);
+ regmap_write(chip->regs, SIFIVE_GPIO_FALL_IP, bit);
+ regmap_write(chip->regs, SIFIVE_GPIO_HIGH_IP, bit);
+ regmap_write(chip->regs, SIFIVE_GPIO_LOW_IP, bit);
+ }
/* Enable interrupts */
assign_bit(offset, &chip->irq_state, 1);
@@ -118,15 +117,14 @@ static void sifive_gpio_irq_eoi(struct irq_data *d)
struct sifive_gpio *chip = gpiochip_get_data(gc);
int offset = irqd_to_hwirq(d) % SIFIVE_GPIO_MAX;
u32 bit = BIT(offset);
- unsigned long flags;
- raw_spin_lock_irqsave(&gc->bgpio_lock, flags);
- /* Clear all pending interrupts */
- regmap_write(chip->regs, SIFIVE_GPIO_RISE_IP, bit);
- regmap_write(chip->regs, SIFIVE_GPIO_FALL_IP, bit);
- regmap_write(chip->regs, SIFIVE_GPIO_HIGH_IP, bit);
- regmap_write(chip->regs, SIFIVE_GPIO_LOW_IP, bit);
- raw_spin_unlock_irqrestore(&gc->bgpio_lock, flags);
+ scoped_guard(gpio_generic_lock_irqsave, &chip->gen_gc) {
+ /* Clear all pending interrupts */
+ regmap_write(chip->regs, SIFIVE_GPIO_RISE_IP, bit);
+ regmap_write(chip->regs, SIFIVE_GPIO_FALL_IP, bit);
+ regmap_write(chip->regs, SIFIVE_GPIO_HIGH_IP, bit);
+ regmap_write(chip->regs, SIFIVE_GPIO_LOW_IP, bit);
+ }
irq_chip_eoi_parent(d);
}
@@ -174,12 +172,12 @@ static const struct regmap_config sifive_gpio_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
- .fast_io = true,
.disable_locking = true,
};
static int sifive_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct irq_domain *parent;
struct gpio_irq_chip *girq;
@@ -218,13 +216,17 @@ static int sifive_gpio_probe(struct platform_device *pdev)
*/
parent = irq_get_irq_data(chip->irq_number[0])->domain;
- ret = bgpio_init(&chip->gc, dev, 4,
- chip->base + SIFIVE_GPIO_INPUT_VAL,
- chip->base + SIFIVE_GPIO_OUTPUT_VAL,
- NULL,
- chip->base + SIFIVE_GPIO_OUTPUT_EN,
- chip->base + SIFIVE_GPIO_INPUT_EN,
- BGPIOF_READ_OUTPUT_REG_SET);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = chip->base + SIFIVE_GPIO_INPUT_VAL,
+ .set = chip->base + SIFIVE_GPIO_OUTPUT_VAL,
+ .dirout = chip->base + SIFIVE_GPIO_OUTPUT_EN,
+ .dirin = chip->base + SIFIVE_GPIO_INPUT_EN,
+ .flags = GPIO_GENERIC_READ_OUTPUT_REG_SET,
+ };
+
+ ret = gpio_generic_chip_init(&chip->gen_gc, &config);
if (ret) {
dev_err(dev, "unable to init generic GPIO\n");
return ret;
@@ -237,12 +239,12 @@ static int sifive_gpio_probe(struct platform_device *pdev)
regmap_write(chip->regs, SIFIVE_GPIO_LOW_IE, 0);
chip->irq_state = 0;
- chip->gc.base = -1;
- chip->gc.ngpio = ngpio;
- chip->gc.label = dev_name(dev);
- chip->gc.parent = dev;
- chip->gc.owner = THIS_MODULE;
- girq = &chip->gc.irq;
+ chip->gen_gc.gc.base = -1;
+ chip->gen_gc.gc.ngpio = ngpio;
+ chip->gen_gc.gc.label = dev_name(dev);
+ chip->gen_gc.gc.parent = dev;
+ chip->gen_gc.gc.owner = THIS_MODULE;
+ girq = &chip->gen_gc.gc.irq;
gpio_irq_chip_set_chip(girq, &sifive_gpio_irqchip);
girq->fwnode = dev_fwnode(dev);
girq->parent_domain = parent;
@@ -250,7 +252,7 @@ static int sifive_gpio_probe(struct platform_device *pdev)
girq->handler = handle_bad_irq;
girq->default_type = IRQ_TYPE_NONE;
- return gpiochip_add_data(&chip->gc, chip);
+ return gpiochip_add_data(&chip->gen_gc.gc, chip);
}
static const struct of_device_id sifive_gpio_match[] = {
diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c
index 050092583f79..a83f5238427c 100644
--- a/drivers/gpio/gpio-sim.c
+++ b/drivers/gpio/gpio-sim.c
@@ -262,8 +262,7 @@ static void gpio_sim_dbg_show(struct seq_file *seq, struct gpio_chip *gc)
guard(mutex)(&chip->lock);
for_each_hwgpio(gc, i, label)
- seq_printf(seq, " gpio-%-3d (%s) %s,%s\n",
- gc->base + i,
+ seq_printf(seq, " gpio-%-3d (%s) %s,%s\n", i,
label ?: "<unused>",
test_bit(i, chip->direction_map) ? "input" :
test_bit(i, chip->value_map) ? "output-high" :
diff --git a/drivers/gpio/gpio-sodaville.c b/drivers/gpio/gpio-sodaville.c
index abd13c79ace0..37c133837729 100644
--- a/drivers/gpio/gpio-sodaville.c
+++ b/drivers/gpio/gpio-sodaville.c
@@ -9,6 +9,7 @@
#include <linux/errno.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -39,7 +40,7 @@ struct sdv_gpio_chip_data {
void __iomem *gpio_pub_base;
struct irq_domain *id;
struct irq_chip_generic *gc;
- struct gpio_chip chip;
+ struct gpio_generic_chip gen_gc;
};
static int sdv_gpio_pub_set_type(struct irq_data *d, unsigned int type)
@@ -180,6 +181,7 @@ static int sdv_register_irqsupport(struct sdv_gpio_chip_data *sd,
static int sdv_gpio_probe(struct pci_dev *pdev,
const struct pci_device_id *pci_id)
{
+ struct gpio_generic_chip_config config;
struct sdv_gpio_chip_data *sd;
int ret;
u32 mux_val;
@@ -206,15 +208,21 @@ static int sdv_gpio_probe(struct pci_dev *pdev,
if (!ret)
writel(mux_val, sd->gpio_pub_base + GPMUXCTL);
- ret = bgpio_init(&sd->chip, &pdev->dev, 4,
- sd->gpio_pub_base + GPINR, sd->gpio_pub_base + GPOUTR,
- NULL, sd->gpio_pub_base + GPOER, NULL, 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 4,
+ .dat = sd->gpio_pub_base + GPINR,
+ .set = sd->gpio_pub_base + GPOUTR,
+ .dirout = sd->gpio_pub_base + GPOER,
+ };
+
+ ret = gpio_generic_chip_init(&sd->gen_gc, &config);
if (ret)
return ret;
- sd->chip.ngpio = SDV_NUM_PUB_GPIOS;
+ sd->gen_gc.gc.ngpio = SDV_NUM_PUB_GPIOS;
- ret = devm_gpiochip_add_data(&pdev->dev, &sd->chip, sd);
+ ret = devm_gpiochip_add_data(&pdev->dev, &sd->gen_gc.gc, sd);
if (ret < 0) {
dev_err(&pdev->dev, "gpiochip_add() failed.\n");
return ret;
diff --git a/drivers/gpio/gpio-spacemit-k1.c b/drivers/gpio/gpio-spacemit-k1.c
index 3cc75c701ec4..eb66a15c002f 100644
--- a/drivers/gpio/gpio-spacemit-k1.c
+++ b/drivers/gpio/gpio-spacemit-k1.c
@@ -6,6 +6,7 @@
#include <linux/clk.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -38,7 +39,7 @@
struct spacemit_gpio;
struct spacemit_gpio_bank {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
struct spacemit_gpio *sg;
void __iomem *base;
u32 irq_mask;
@@ -72,7 +73,7 @@ static irqreturn_t spacemit_gpio_irq_handler(int irq, void *dev_id)
return IRQ_NONE;
for_each_set_bit(n, &pending, BITS_PER_LONG)
- handle_nested_irq(irq_find_mapping(gb->gc.irq.domain, n));
+ handle_nested_irq(irq_find_mapping(gb->chip.gc.irq.domain, n));
return IRQ_HANDLED;
}
@@ -143,7 +144,7 @@ static void spacemit_gpio_irq_print_chip(struct irq_data *data, struct seq_file
{
struct spacemit_gpio_bank *gb = irq_data_get_irq_chip_data(data);
- seq_printf(p, "%s-%d", dev_name(gb->gc.parent), spacemit_gpio_bank_index(gb));
+ seq_printf(p, "%s-%d", dev_name(gb->chip.gc.parent), spacemit_gpio_bank_index(gb));
}
static struct irq_chip spacemit_gpio_chip = {
@@ -165,7 +166,7 @@ static bool spacemit_of_node_instance_match(struct gpio_chip *gc, unsigned int i
if (i >= SPACEMIT_NR_BANKS)
return false;
- return (gc == &sg->sgb[i].gc);
+ return (gc == &sg->sgb[i].chip.gc);
}
static int spacemit_gpio_add_bank(struct spacemit_gpio *sg,
@@ -173,7 +174,8 @@ static int spacemit_gpio_add_bank(struct spacemit_gpio *sg,
int index, int irq)
{
struct spacemit_gpio_bank *gb = &sg->sgb[index];
- struct gpio_chip *gc = &gb->gc;
+ struct gpio_generic_chip_config config;
+ struct gpio_chip *gc = &gb->chip.gc;
struct device *dev = sg->dev;
struct gpio_irq_chip *girq;
void __iomem *dat, *set, *clr, *dirin, *dirout;
@@ -187,9 +189,20 @@ static int spacemit_gpio_add_bank(struct spacemit_gpio *sg,
dirin = gb->base + SPACEMIT_GCDR;
dirout = gb->base + SPACEMIT_GSDR;
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = dat,
+ .set = set,
+ .clr = clr,
+ .dirout = dirout,
+ .dirin = dirin,
+ .flags = GPIO_GENERIC_UNREADABLE_REG_SET |
+ GPIO_GENERIC_UNREADABLE_REG_DIR,
+ };
+
/* This registers 32 GPIO lines per bank */
- ret = bgpio_init(gc, dev, 4, dat, set, clr, dirout, dirin,
- BGPIOF_UNREADABLE_REG_SET | BGPIOF_UNREADABLE_REG_DIR);
+ ret = gpio_generic_chip_init(&gb->chip, &config);
if (ret)
return dev_err_probe(dev, ret, "failed to init gpio chip\n");
@@ -221,7 +234,7 @@ static int spacemit_gpio_add_bank(struct spacemit_gpio *sg,
ret = devm_request_threaded_irq(dev, irq, NULL,
spacemit_gpio_irq_handler,
IRQF_ONESHOT | IRQF_SHARED,
- gb->gc.label, gb);
+ gb->chip.gc.label, gb);
if (ret < 0)
return dev_err_probe(dev, ret, "failed to register IRQ\n");
diff --git a/drivers/gpio/gpio-stmpe.c b/drivers/gpio/gpio-stmpe.c
index 5dd4c21a8e60..6faf30347a36 100644
--- a/drivers/gpio/gpio-stmpe.c
+++ b/drivers/gpio/gpio-stmpe.c
@@ -262,9 +262,8 @@ static void stmpe_gpio_irq_unmask(struct irq_data *d)
stmpe_gpio->regs[REG_IE][regoffset] |= mask;
}
-static void stmpe_dbg_show_one(struct seq_file *s,
- struct gpio_chip *gc,
- unsigned offset, unsigned gpio)
+static void stmpe_dbg_show_one(struct seq_file *s, struct gpio_chip *gc,
+ unsigned int offset)
{
struct stmpe_gpio *stmpe_gpio = gpiochip_get_data(gc);
struct stmpe *stmpe = stmpe_gpio->stmpe;
@@ -286,7 +285,7 @@ static void stmpe_dbg_show_one(struct seq_file *s,
if (dir) {
seq_printf(s, " gpio-%-3d (%-20.20s) out %s",
- gpio, label ?: "(none)", str_hi_lo(val));
+ offset, label ?: "(none)", str_hi_lo(val));
} else {
u8 edge_det_reg;
u8 rise_reg;
@@ -354,7 +353,7 @@ static void stmpe_dbg_show_one(struct seq_file *s,
irqen = !!(ret & mask);
seq_printf(s, " gpio-%-3d (%-20.20s) in %s %13s %13s %25s %25s",
- gpio, label ?: "(none)",
+ offset, label ?: "(none)",
str_hi_lo(val),
edge_det_values[edge_det],
irqen ? "IRQ-enabled" : "IRQ-disabled",
@@ -366,10 +365,9 @@ static void stmpe_dbg_show_one(struct seq_file *s,
static void stmpe_dbg_show(struct seq_file *s, struct gpio_chip *gc)
{
unsigned i;
- unsigned gpio = gc->base;
- for (i = 0; i < gc->ngpio; i++, gpio++) {
- stmpe_dbg_show_one(s, gc, i, gpio);
+ for (i = 0; i < gc->ngpio; i++) {
+ stmpe_dbg_show_one(s, gc, i);
seq_putc(s, '\n');
}
}
@@ -534,10 +532,16 @@ static int stmpe_gpio_probe(struct platform_device *pdev)
return devm_gpiochip_add_data(dev, &stmpe_gpio->chip, stmpe_gpio);
}
+static const struct of_device_id stmpe_gpio_of_matches[] = {
+ { .compatible = "st,stmpe-gpio", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, stmpe_gpio_of_matches);
+
static struct platform_driver stmpe_gpio_driver = {
.driver = {
- .suppress_bind_attrs = true,
- .name = "stmpe-gpio",
+ .name = "stmpe-gpio",
+ .of_match_table = stmpe_gpio_of_matches,
},
.probe = stmpe_gpio_probe,
};
@@ -547,3 +551,13 @@ static int __init stmpe_gpio_init(void)
return platform_driver_register(&stmpe_gpio_driver);
}
subsys_initcall(stmpe_gpio_init);
+
+static void __exit stmpe_gpio_exit(void)
+{
+ platform_driver_unregister(&stmpe_gpio_driver);
+}
+module_exit(stmpe_gpio_exit);
+
+MODULE_DESCRIPTION("STMPE expander GPIO");
+MODULE_AUTHOR("Rabin Vincent <rabin.vincent@stericsson.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpio/gpio-tb10x.c b/drivers/gpio/gpio-tb10x.c
index 1869ee7f9423..3c8fd322a713 100644
--- a/drivers/gpio/gpio-tb10x.c
+++ b/drivers/gpio/gpio-tb10x.c
@@ -7,20 +7,20 @@
* Christian Ruppert <christian.ruppert@abilis.com>
*/
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
+#include <linux/bitops.h>
#include <linux/gpio/driver.h>
-#include <linux/slab.h>
-#include <linux/irq.h>
-#include <linux/irqdomain.h>
+#include <linux/gpio/generic.h>
#include <linux/interrupt.h>
#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/irqdomain.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_platform.h>
-#include <linux/spinlock.h>
-#include <linux/bitops.h>
#include <linux/pinctrl/consumer.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
#define TB10X_GPIO_DIR_IN (0x00000000)
#define TB10X_GPIO_DIR_OUT (0x00000001)
@@ -36,13 +36,13 @@
* @base: register base address
* @domain: IRQ domain of GPIO generated interrupts managed by this controller
* @irq: Interrupt line of parent interrupt controller
- * @gc: gpio_chip structure associated to this GPIO controller
+ * @chip: Generic GPIO chip structure associated with this GPIO controller
*/
struct tb10x_gpio {
void __iomem *base;
struct irq_domain *domain;
int irq;
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
};
static inline u32 tb10x_reg_read(struct tb10x_gpio *gpio, unsigned int offs)
@@ -50,28 +50,6 @@ static inline u32 tb10x_reg_read(struct tb10x_gpio *gpio, unsigned int offs)
return ioread32(gpio->base + offs);
}
-static inline void tb10x_reg_write(struct tb10x_gpio *gpio, unsigned int offs,
- u32 val)
-{
- iowrite32(val, gpio->base + offs);
-}
-
-static inline void tb10x_set_bits(struct tb10x_gpio *gpio, unsigned int offs,
- u32 mask, u32 val)
-{
- u32 r;
- unsigned long flags;
-
- raw_spin_lock_irqsave(&gpio->gc.bgpio_lock, flags);
-
- r = tb10x_reg_read(gpio, offs);
- r = (r & ~mask) | (val & mask);
-
- tb10x_reg_write(gpio, offs, r);
-
- raw_spin_unlock_irqrestore(&gpio->gc.bgpio_lock, flags);
-}
-
static int tb10x_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
{
struct tb10x_gpio *tb10x_gpio = gpiochip_get_data(chip);
@@ -107,6 +85,7 @@ static irqreturn_t tb10x_gpio_irq_cascade(int irq, void *data)
static int tb10x_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct tb10x_gpio *tb10x_gpio;
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
@@ -127,9 +106,9 @@ static int tb10x_gpio_probe(struct platform_device *pdev)
if (IS_ERR(tb10x_gpio->base))
return PTR_ERR(tb10x_gpio->base);
- tb10x_gpio->gc.label =
+ tb10x_gpio->chip.gc.label =
devm_kasprintf(dev, GFP_KERNEL, "%pOF", pdev->dev.of_node);
- if (!tb10x_gpio->gc.label)
+ if (!tb10x_gpio->chip.gc.label)
return -ENOMEM;
/*
@@ -137,29 +116,30 @@ static int tb10x_gpio_probe(struct platform_device *pdev)
* the lines, no special set or clear registers and a data direction register
* wher 1 means "output".
*/
- ret = bgpio_init(&tb10x_gpio->gc, dev, 4,
- tb10x_gpio->base + OFFSET_TO_REG_DATA,
- NULL,
- NULL,
- tb10x_gpio->base + OFFSET_TO_REG_DDR,
- NULL,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = tb10x_gpio->base + OFFSET_TO_REG_DATA,
+ .dirout = tb10x_gpio->base + OFFSET_TO_REG_DDR,
+ };
+
+ ret = gpio_generic_chip_init(&tb10x_gpio->chip, &config);
if (ret) {
dev_err(dev, "unable to init generic GPIO\n");
return ret;
}
- tb10x_gpio->gc.base = -1;
- tb10x_gpio->gc.parent = dev;
- tb10x_gpio->gc.owner = THIS_MODULE;
+ tb10x_gpio->chip.gc.base = -1;
+ tb10x_gpio->chip.gc.parent = dev;
+ tb10x_gpio->chip.gc.owner = THIS_MODULE;
/*
- * ngpio is set by bgpio_init() but we override it, this .request()
- * callback also overrides the one set up by generic GPIO.
+ * ngpio is set by gpio_generic_chip_init() but we override it, this
+ * .request() callback also overrides the one set up by generic GPIO.
*/
- tb10x_gpio->gc.ngpio = ngpio;
- tb10x_gpio->gc.request = gpiochip_generic_request;
- tb10x_gpio->gc.free = gpiochip_generic_free;
+ tb10x_gpio->chip.gc.ngpio = ngpio;
+ tb10x_gpio->chip.gc.request = gpiochip_generic_request;
+ tb10x_gpio->chip.gc.free = gpiochip_generic_free;
- ret = devm_gpiochip_add_data(dev, &tb10x_gpio->gc, tb10x_gpio);
+ ret = devm_gpiochip_add_data(dev, &tb10x_gpio->chip.gc, tb10x_gpio);
if (ret < 0) {
dev_err(dev, "Could not add gpiochip.\n");
return ret;
@@ -174,7 +154,7 @@ static int tb10x_gpio_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- tb10x_gpio->gc.to_irq = tb10x_gpio_to_irq;
+ tb10x_gpio->chip.gc.to_irq = tb10x_gpio_to_irq;
tb10x_gpio->irq = ret;
ret = devm_request_irq(dev, ret, tb10x_gpio_irq_cascade,
@@ -183,14 +163,15 @@ static int tb10x_gpio_probe(struct platform_device *pdev)
if (ret != 0)
return ret;
- tb10x_gpio->domain = irq_domain_create_linear(dev_fwnode(dev), tb10x_gpio->gc.ngpio,
+ tb10x_gpio->domain = irq_domain_create_linear(dev_fwnode(dev),
+ tb10x_gpio->chip.gc.ngpio,
&irq_generic_chip_ops, NULL);
if (!tb10x_gpio->domain) {
return -ENOMEM;
}
ret = irq_alloc_domain_generic_chips(tb10x_gpio->domain,
- tb10x_gpio->gc.ngpio, 1, tb10x_gpio->gc.label,
+ tb10x_gpio->chip.gc.ngpio, 1, tb10x_gpio->chip.gc.label,
handle_edge_irq, IRQ_NOREQUEST, IRQ_NOPROBE,
IRQ_GC_INIT_MASK_CACHE);
if (ret)
@@ -218,9 +199,9 @@ static void tb10x_gpio_remove(struct platform_device *pdev)
{
struct tb10x_gpio *tb10x_gpio = platform_get_drvdata(pdev);
- if (tb10x_gpio->gc.to_irq) {
+ if (tb10x_gpio->chip.gc.to_irq) {
irq_remove_generic_chip(tb10x_gpio->domain->gc->gc[0],
- BIT(tb10x_gpio->gc.ngpio) - 1, 0, 0);
+ BIT(tb10x_gpio->chip.gc.ngpio) - 1, 0, 0);
kfree(tb10x_gpio->domain->gc);
irq_domain_remove(tb10x_gpio->domain);
}
diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c
index 5fd3ec3e2c53..b1498b59a921 100644
--- a/drivers/gpio/gpio-tegra186.c
+++ b/drivers/gpio/gpio-tegra186.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * Copyright (c) 2016-2022 NVIDIA Corporation
+ * Copyright (c) 2016-2025 NVIDIA Corporation
*
* Author: Thierry Reding <treding@nvidia.com>
* Dipen Patel <dpatel@nvidia.com>
@@ -20,6 +20,7 @@
#include <dt-bindings/gpio/tegra194-gpio.h>
#include <dt-bindings/gpio/tegra234-gpio.h>
#include <dt-bindings/gpio/tegra241-gpio.h>
+#include <dt-bindings/gpio/tegra256-gpio.h>
/* security registers */
#define TEGRA186_GPIO_CTL_SCR 0x0c
@@ -68,6 +69,30 @@
#define TEGRA186_GPIO_INTERRUPT_STATUS(x) (0x100 + (x) * 4)
+/* Tegra410 GPIOs implemented by the COMPUTE GPIO controller */
+#define TEGRA410_COMPUTE_GPIO_PORT_A 0
+#define TEGRA410_COMPUTE_GPIO_PORT_B 1
+#define TEGRA410_COMPUTE_GPIO_PORT_C 2
+#define TEGRA410_COMPUTE_GPIO_PORT_D 3
+#define TEGRA410_COMPUTE_GPIO_PORT_E 4
+
+/* Tegra410 GPIOs implemented by the SYSTEM GPIO controller */
+#define TEGRA410_SYSTEM_GPIO_PORT_A 0
+#define TEGRA410_SYSTEM_GPIO_PORT_B 1
+#define TEGRA410_SYSTEM_GPIO_PORT_C 2
+#define TEGRA410_SYSTEM_GPIO_PORT_D 3
+#define TEGRA410_SYSTEM_GPIO_PORT_E 4
+#define TEGRA410_SYSTEM_GPIO_PORT_I 5
+#define TEGRA410_SYSTEM_GPIO_PORT_J 6
+#define TEGRA410_SYSTEM_GPIO_PORT_K 7
+#define TEGRA410_SYSTEM_GPIO_PORT_L 8
+#define TEGRA410_SYSTEM_GPIO_PORT_M 9
+#define TEGRA410_SYSTEM_GPIO_PORT_N 10
+#define TEGRA410_SYSTEM_GPIO_PORT_P 11
+#define TEGRA410_SYSTEM_GPIO_PORT_Q 12
+#define TEGRA410_SYSTEM_GPIO_PORT_R 13
+#define TEGRA410_SYSTEM_GPIO_PORT_V 14
+
struct tegra_gpio_port {
const char *name;
unsigned int bank;
@@ -84,6 +109,7 @@ struct tegra_gpio_soc {
const struct tegra_gpio_port *ports;
unsigned int num_ports;
const char *name;
+ const char *prefix;
unsigned int instance;
unsigned int num_irqs_per_bank;
@@ -915,8 +941,12 @@ static int tegra186_gpio_probe(struct platform_device *pdev)
char *name;
for (j = 0; j < port->pins; j++) {
- name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL,
- "P%s.%02x", port->name, j);
+ if (gpio->soc->prefix)
+ name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, "%s-P%s.%02x",
+ gpio->soc->prefix, port->name, j);
+ else
+ name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, "P%s.%02x",
+ port->name, j);
if (!name)
return -ENOMEM;
@@ -1001,14 +1031,17 @@ static int tegra186_gpio_probe(struct platform_device *pdev)
return devm_gpiochip_add_data(&pdev->dev, &gpio->gpio, gpio);
}
-#define TEGRA186_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA186_MAIN_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
+#define TEGRA_GPIO_PORT(_prefix, _name, _bank, _port, _pins) \
+ [_prefix##_GPIO_PORT_##_name] = { \
+ .name = #_name, \
+ .bank = _bank, \
+ .port = _port, \
+ .pins = _pins, \
}
+#define TEGRA186_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA186_MAIN, _name, _bank, _port, _pins)
+
static const struct tegra_gpio_port tegra186_main_ports[] = {
TEGRA186_MAIN_GPIO_PORT( A, 2, 0, 7),
TEGRA186_MAIN_GPIO_PORT( B, 3, 0, 7),
@@ -1044,13 +1077,8 @@ static const struct tegra_gpio_soc tegra186_main_soc = {
.has_vm_support = false,
};
-#define TEGRA186_AON_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA186_AON_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
- }
+#define TEGRA186_AON_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA186_AON, _name, _bank, _port, _pins)
static const struct tegra_gpio_port tegra186_aon_ports[] = {
TEGRA186_AON_GPIO_PORT( S, 0, 1, 5),
@@ -1072,13 +1100,8 @@ static const struct tegra_gpio_soc tegra186_aon_soc = {
.has_vm_support = false,
};
-#define TEGRA194_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA194_MAIN_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
- }
+#define TEGRA194_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA194_MAIN, _name, _bank, _port, _pins)
static const struct tegra_gpio_port tegra194_main_ports[] = {
TEGRA194_MAIN_GPIO_PORT( A, 1, 2, 8),
@@ -1128,13 +1151,8 @@ static const struct tegra_gpio_soc tegra194_main_soc = {
.has_vm_support = true,
};
-#define TEGRA194_AON_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA194_AON_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
- }
+#define TEGRA194_AON_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA194_AON, _name, _bank, _port, _pins)
static const struct tegra_gpio_port tegra194_aon_ports[] = {
TEGRA194_AON_GPIO_PORT(AA, 0, 3, 8),
@@ -1154,13 +1172,8 @@ static const struct tegra_gpio_soc tegra194_aon_soc = {
.has_vm_support = false,
};
-#define TEGRA234_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA234_MAIN_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
- }
+#define TEGRA234_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA234_MAIN, _name, _bank, _port, _pins)
static const struct tegra_gpio_port tegra234_main_ports[] = {
TEGRA234_MAIN_GPIO_PORT( A, 0, 0, 8),
@@ -1199,13 +1212,8 @@ static const struct tegra_gpio_soc tegra234_main_soc = {
.has_vm_support = true,
};
-#define TEGRA234_AON_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA234_AON_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
- }
+#define TEGRA234_AON_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA234_AON, _name, _bank, _port, _pins)
static const struct tegra_gpio_port tegra234_aon_ports[] = {
TEGRA234_AON_GPIO_PORT(AA, 0, 4, 8),
@@ -1226,13 +1234,8 @@ static const struct tegra_gpio_soc tegra234_aon_soc = {
.has_vm_support = false,
};
-#define TEGRA241_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA241_MAIN_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
- }
+#define TEGRA241_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA241_MAIN, _name, _bank, _port, _pins)
static const struct tegra_gpio_port tegra241_main_ports[] = {
TEGRA241_MAIN_GPIO_PORT(A, 0, 0, 8),
@@ -1257,13 +1260,8 @@ static const struct tegra_gpio_soc tegra241_main_soc = {
.has_vm_support = false,
};
-#define TEGRA241_AON_GPIO_PORT(_name, _bank, _port, _pins) \
- [TEGRA241_AON_GPIO_PORT_##_name] = { \
- .name = #_name, \
- .bank = _bank, \
- .port = _port, \
- .pins = _pins, \
- }
+#define TEGRA241_AON_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA241_AON, _name, _bank, _port, _pins)
static const struct tegra_gpio_port tegra241_aon_ports[] = {
TEGRA241_AON_GPIO_PORT(AA, 0, 0, 8),
@@ -1279,6 +1277,75 @@ static const struct tegra_gpio_soc tegra241_aon_soc = {
.has_vm_support = false,
};
+#define TEGRA256_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA256_MAIN, _name, _bank, _port, _pins)
+
+static const struct tegra_gpio_port tegra256_main_ports[] = {
+ TEGRA256_MAIN_GPIO_PORT(A, 0, 0, 8),
+ TEGRA256_MAIN_GPIO_PORT(B, 0, 1, 8),
+ TEGRA256_MAIN_GPIO_PORT(C, 0, 2, 8),
+ TEGRA256_MAIN_GPIO_PORT(D, 0, 3, 8),
+};
+
+static const struct tegra_gpio_soc tegra256_main_soc = {
+ .num_ports = ARRAY_SIZE(tegra256_main_ports),
+ .ports = tegra256_main_ports,
+ .name = "tegra256-gpio-main",
+ .instance = 1,
+ .num_irqs_per_bank = 8,
+ .has_vm_support = true,
+};
+
+#define TEGRA410_COMPUTE_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA410_COMPUTE, _name, _bank, _port, _pins)
+
+static const struct tegra_gpio_port tegra410_compute_ports[] = {
+ TEGRA410_COMPUTE_GPIO_PORT(A, 0, 0, 3),
+ TEGRA410_COMPUTE_GPIO_PORT(B, 1, 0, 8),
+ TEGRA410_COMPUTE_GPIO_PORT(C, 1, 1, 3),
+ TEGRA410_COMPUTE_GPIO_PORT(D, 2, 0, 8),
+ TEGRA410_COMPUTE_GPIO_PORT(E, 2, 1, 8),
+};
+
+static const struct tegra_gpio_soc tegra410_compute_soc = {
+ .num_ports = ARRAY_SIZE(tegra410_compute_ports),
+ .ports = tegra410_compute_ports,
+ .name = "tegra410-gpio-compute",
+ .prefix = "COMPUTE",
+ .num_irqs_per_bank = 8,
+ .instance = 0,
+};
+
+#define TEGRA410_SYSTEM_GPIO_PORT(_name, _bank, _port, _pins) \
+ TEGRA_GPIO_PORT(TEGRA410_SYSTEM, _name, _bank, _port, _pins)
+
+static const struct tegra_gpio_port tegra410_system_ports[] = {
+ TEGRA410_SYSTEM_GPIO_PORT(A, 0, 0, 7),
+ TEGRA410_SYSTEM_GPIO_PORT(B, 0, 1, 8),
+ TEGRA410_SYSTEM_GPIO_PORT(C, 0, 2, 8),
+ TEGRA410_SYSTEM_GPIO_PORT(D, 0, 3, 8),
+ TEGRA410_SYSTEM_GPIO_PORT(E, 0, 4, 6),
+ TEGRA410_SYSTEM_GPIO_PORT(I, 1, 0, 8),
+ TEGRA410_SYSTEM_GPIO_PORT(J, 1, 1, 7),
+ TEGRA410_SYSTEM_GPIO_PORT(K, 1, 2, 7),
+ TEGRA410_SYSTEM_GPIO_PORT(L, 1, 3, 7),
+ TEGRA410_SYSTEM_GPIO_PORT(M, 2, 0, 7),
+ TEGRA410_SYSTEM_GPIO_PORT(N, 2, 1, 6),
+ TEGRA410_SYSTEM_GPIO_PORT(P, 2, 2, 8),
+ TEGRA410_SYSTEM_GPIO_PORT(Q, 2, 3, 3),
+ TEGRA410_SYSTEM_GPIO_PORT(R, 2, 4, 2),
+ TEGRA410_SYSTEM_GPIO_PORT(V, 1, 4, 2),
+};
+
+static const struct tegra_gpio_soc tegra410_system_soc = {
+ .num_ports = ARRAY_SIZE(tegra410_system_ports),
+ .ports = tegra410_system_ports,
+ .name = "tegra410-gpio-system",
+ .prefix = "SYSTEM",
+ .num_irqs_per_bank = 8,
+ .instance = 0,
+};
+
static const struct of_device_id tegra186_gpio_of_match[] = {
{
.compatible = "nvidia,tegra186-gpio",
@@ -1299,6 +1366,9 @@ static const struct of_device_id tegra186_gpio_of_match[] = {
.compatible = "nvidia,tegra234-gpio-aon",
.data = &tegra234_aon_soc
}, {
+ .compatible = "nvidia,tegra256-gpio",
+ .data = &tegra256_main_soc
+ }, {
/* sentinel */
}
};
@@ -1311,6 +1381,8 @@ static const struct acpi_device_id tegra186_gpio_acpi_match[] = {
{ .id = "NVDA0408", .driver_data = (kernel_ulong_t)&tegra194_aon_soc },
{ .id = "NVDA0508", .driver_data = (kernel_ulong_t)&tegra241_main_soc },
{ .id = "NVDA0608", .driver_data = (kernel_ulong_t)&tegra241_aon_soc },
+ { .id = "NVDA0708", .driver_data = (kernel_ulong_t)&tegra410_compute_soc },
+ { .id = "NVDA0808", .driver_data = (kernel_ulong_t)&tegra410_system_soc },
{}
};
MODULE_DEVICE_TABLE(acpi, tegra186_gpio_acpi_match);
diff --git a/drivers/gpio/gpio-timberdale.c b/drivers/gpio/gpio-timberdale.c
index 679e27f00ff6..f488939dd00a 100644
--- a/drivers/gpio/gpio-timberdale.c
+++ b/drivers/gpio/gpio-timberdale.c
@@ -137,7 +137,7 @@ static int timbgpio_irq_type(struct irq_data *d, unsigned trigger)
u32 ver;
int ret = 0;
- if (offset < 0 || offset > tgpio->gpio.ngpio)
+ if (offset < 0 || offset >= tgpio->gpio.ngpio)
return -EINVAL;
ver = ioread32(tgpio->membase + TGPIO_VER);
diff --git a/drivers/gpio/gpio-tqmx86.c b/drivers/gpio/gpio-tqmx86.c
index 27dd09273292..eedfc0e371e3 100644
--- a/drivers/gpio/gpio-tqmx86.c
+++ b/drivers/gpio/gpio-tqmx86.c
@@ -279,19 +279,18 @@ static void tqmx86_gpio_irq_handler(struct irq_desc *desc)
}
/* Minimal runtime PM is needed by the IRQ subsystem */
-static int __maybe_unused tqmx86_gpio_runtime_suspend(struct device *dev)
+static int tqmx86_gpio_runtime_suspend(struct device *dev)
{
return 0;
}
-static int __maybe_unused tqmx86_gpio_runtime_resume(struct device *dev)
+static int tqmx86_gpio_runtime_resume(struct device *dev)
{
return 0;
}
static const struct dev_pm_ops tqmx86_gpio_dev_pm_ops = {
- SET_RUNTIME_PM_OPS(tqmx86_gpio_runtime_suspend,
- tqmx86_gpio_runtime_resume, NULL)
+ RUNTIME_PM_OPS(tqmx86_gpio_runtime_suspend, tqmx86_gpio_runtime_resume, NULL)
};
static void tqmx86_init_irq_valid_mask(struct gpio_chip *chip,
@@ -425,7 +424,7 @@ out_pm_dis:
static struct platform_driver tqmx86_gpio_driver = {
.driver = {
.name = "tqmx86-gpio",
- .pm = &tqmx86_gpio_dev_pm_ops,
+ .pm = pm_ptr(&tqmx86_gpio_dev_pm_ops),
},
.probe = tqmx86_gpio_probe,
};
diff --git a/drivers/gpio/gpio-ts4800.c b/drivers/gpio/gpio-ts4800.c
index 4748e3d47106..992ee231db9f 100644
--- a/drivers/gpio/gpio-ts4800.c
+++ b/drivers/gpio/gpio-ts4800.c
@@ -6,9 +6,10 @@
*/
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/module.h>
-#include <linux/of.h>
#include <linux/platform_device.h>
+#include <linux/property.h>
#define DEFAULT_PIN_NUMBER 16
#define INPUT_REG_OFFSET 0x00
@@ -17,13 +18,14 @@
static int ts4800_gpio_probe(struct platform_device *pdev)
{
- struct device_node *node;
- struct gpio_chip *chip;
+ struct gpio_generic_chip_config config;
+ struct device *dev = &pdev->dev;
+ struct gpio_generic_chip *chip;
void __iomem *base_addr;
int retval;
u32 ngpios;
- chip = devm_kzalloc(&pdev->dev, sizeof(struct gpio_chip), GFP_KERNEL);
+ chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
@@ -31,29 +33,28 @@ static int ts4800_gpio_probe(struct platform_device *pdev)
if (IS_ERR(base_addr))
return PTR_ERR(base_addr);
- node = pdev->dev.of_node;
- if (!node)
- return -EINVAL;
-
- retval = of_property_read_u32(node, "ngpios", &ngpios);
+ retval = device_property_read_u32(dev, "ngpios", &ngpios);
if (retval == -EINVAL)
ngpios = DEFAULT_PIN_NUMBER;
else if (retval)
return retval;
- retval = bgpio_init(chip, &pdev->dev, 2, base_addr + INPUT_REG_OFFSET,
- base_addr + OUTPUT_REG_OFFSET, NULL,
- base_addr + DIRECTION_REG_OFFSET, NULL, 0);
- if (retval) {
- dev_err(&pdev->dev, "bgpio_init failed\n");
- return retval;
- }
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 2,
+ .dat = base_addr + INPUT_REG_OFFSET,
+ .set = base_addr + OUTPUT_REG_OFFSET,
+ .dirout = base_addr + DIRECTION_REG_OFFSET,
+ };
- chip->ngpio = ngpios;
+ retval = gpio_generic_chip_init(chip, &config);
+ if (retval)
+ return dev_err_probe(dev, retval,
+ "failed to initialize the generic GPIO chip\n");
- platform_set_drvdata(pdev, chip);
+ chip->gc.ngpio = ngpios;
- return devm_gpiochip_add_data(&pdev->dev, chip, NULL);
+ return devm_gpiochip_add_data(dev, &chip->gc, NULL);
}
static const struct of_device_id ts4800_gpio_of_match[] = {
diff --git a/drivers/gpio/gpio-twl4030.c b/drivers/gpio/gpio-twl4030.c
index a33dc7c7e7a0..a851702befde 100644
--- a/drivers/gpio/gpio-twl4030.c
+++ b/drivers/gpio/gpio-twl4030.c
@@ -597,9 +597,7 @@ no_irqs:
ret = devm_add_action_or_reset(&pdev->dev, gpio_twl4030_power_off_action, d);
if (ret)
- return dev_err_probe(&pdev->dev, ret,
- "failed to install power off handler\n");
-
+ return ret;
}
return 0;
diff --git a/drivers/gpio/gpio-uniphier.c b/drivers/gpio/gpio-uniphier.c
index 197bb1d22b3c..0574dde5b5bb 100644
--- a/drivers/gpio/gpio-uniphier.c
+++ b/drivers/gpio/gpio-uniphier.c
@@ -426,7 +426,7 @@ static void uniphier_gpio_remove(struct platform_device *pdev)
irq_domain_remove(priv->domain);
}
-static int __maybe_unused uniphier_gpio_suspend(struct device *dev)
+static int uniphier_gpio_suspend(struct device *dev)
{
struct uniphier_gpio_priv *priv = dev_get_drvdata(dev);
unsigned int nbanks = uniphier_gpio_get_nbanks(priv->chip.ngpio);
@@ -448,7 +448,7 @@ static int __maybe_unused uniphier_gpio_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused uniphier_gpio_resume(struct device *dev)
+static int uniphier_gpio_resume(struct device *dev)
{
struct uniphier_gpio_priv *priv = dev_get_drvdata(dev);
unsigned int nbanks = uniphier_gpio_get_nbanks(priv->chip.ngpio);
@@ -473,8 +473,7 @@ static int __maybe_unused uniphier_gpio_resume(struct device *dev)
}
static const struct dev_pm_ops uniphier_gpio_pm_ops = {
- SET_LATE_SYSTEM_SLEEP_PM_OPS(uniphier_gpio_suspend,
- uniphier_gpio_resume)
+ LATE_SYSTEM_SLEEP_PM_OPS(uniphier_gpio_suspend, uniphier_gpio_resume)
};
static const struct of_device_id uniphier_gpio_match[] = {
@@ -489,7 +488,7 @@ static struct platform_driver uniphier_gpio_driver = {
.driver = {
.name = "uniphier-gpio",
.of_match_table = uniphier_gpio_match,
- .pm = &uniphier_gpio_pm_ops,
+ .pm = pm_sleep_ptr(&uniphier_gpio_pm_ops),
},
};
module_platform_driver(uniphier_gpio_driver);
diff --git a/drivers/gpio/gpio-usbio.c b/drivers/gpio/gpio-usbio.c
new file mode 100644
index 000000000000..34d42c743d5b
--- /dev/null
+++ b/drivers/gpio/gpio-usbio.c
@@ -0,0 +1,248 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2025 Intel Corporation.
+ * Copyright (c) 2025 Red Hat, Inc.
+ */
+
+#include <linux/acpi.h>
+#include <linux/auxiliary_bus.h>
+#include <linux/cleanup.h>
+#include <linux/device.h>
+#include <linux/gpio/driver.h>
+#include <linux/mutex.h>
+#include <linux/types.h>
+#include <linux/usb/usbio.h>
+
+struct usbio_gpio_bank {
+ u8 config[USBIO_GPIOSPERBANK];
+ u32 bitmap;
+};
+
+struct usbio_gpio {
+ struct mutex config_mutex; /* Protects banks[x].config */
+ struct usbio_gpio_bank banks[USBIO_MAX_GPIOBANKS];
+ struct gpio_chip gc;
+ struct auxiliary_device *adev;
+};
+
+static const struct acpi_device_id usbio_gpio_acpi_hids[] = {
+ { "INTC1007" }, /* MTL */
+ { "INTC10B2" }, /* ARL */
+ { "INTC10B5" }, /* LNL */
+ { "INTC10D1" }, /* MTL-CVF */
+ { "INTC10E2" }, /* PTL */
+ { }
+};
+
+static void usbio_gpio_get_bank_and_pin(struct gpio_chip *gc, unsigned int offset,
+ struct usbio_gpio_bank **bank_ret,
+ unsigned int *pin_ret)
+{
+ struct usbio_gpio *gpio = gpiochip_get_data(gc);
+ struct device *dev = &gpio->adev->dev;
+ struct usbio_gpio_bank *bank;
+ unsigned int pin;
+
+ bank = &gpio->banks[offset / USBIO_GPIOSPERBANK];
+ pin = offset % USBIO_GPIOSPERBANK;
+ if (~bank->bitmap & BIT(pin)) {
+ /* The FW bitmap sometimes is invalid, warn and continue */
+ dev_warn_once(dev, FW_BUG "GPIO %u is not in FW pins bitmap\n", offset);
+ }
+
+ *bank_ret = bank;
+ *pin_ret = pin;
+}
+
+static int usbio_gpio_get_direction(struct gpio_chip *gc, unsigned int offset)
+{
+ struct usbio_gpio_bank *bank;
+ unsigned int pin;
+ u8 cfg;
+
+ usbio_gpio_get_bank_and_pin(gc, offset, &bank, &pin);
+
+ cfg = bank->config[pin] & USBIO_GPIO_PINMOD_MASK;
+
+ return (cfg == USBIO_GPIO_PINMOD_OUTPUT) ?
+ GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN;
+}
+
+static int usbio_gpio_get(struct gpio_chip *gc, unsigned int offset)
+{
+ struct usbio_gpio *gpio = gpiochip_get_data(gc);
+ struct usbio_gpio_bank *bank;
+ struct usbio_gpio_rw gbuf;
+ unsigned int pin;
+ int ret;
+
+ usbio_gpio_get_bank_and_pin(gc, offset, &bank, &pin);
+
+ gbuf.bankid = offset / USBIO_GPIOSPERBANK;
+ gbuf.pincount = 1;
+ gbuf.pin = pin;
+
+ ret = usbio_control_msg(gpio->adev, USBIO_PKTTYPE_GPIO, USBIO_GPIOCMD_READ,
+ &gbuf, sizeof(gbuf) - sizeof(gbuf.value),
+ &gbuf, sizeof(gbuf));
+ if (ret != sizeof(gbuf))
+ return (ret < 0) ? ret : -EPROTO;
+
+ return (le32_to_cpu(gbuf.value) >> pin) & 1;
+}
+
+static int usbio_gpio_set(struct gpio_chip *gc, unsigned int offset, int value)
+{
+ struct usbio_gpio *gpio = gpiochip_get_data(gc);
+ struct usbio_gpio_bank *bank;
+ struct usbio_gpio_rw gbuf;
+ unsigned int pin;
+
+ usbio_gpio_get_bank_and_pin(gc, offset, &bank, &pin);
+
+ gbuf.bankid = offset / USBIO_GPIOSPERBANK;
+ gbuf.pincount = 1;
+ gbuf.pin = pin;
+ gbuf.value = cpu_to_le32(value << pin);
+
+ return usbio_control_msg(gpio->adev, USBIO_PKTTYPE_GPIO, USBIO_GPIOCMD_WRITE,
+ &gbuf, sizeof(gbuf), NULL, 0);
+}
+
+static int usbio_gpio_update_config(struct gpio_chip *gc, unsigned int offset,
+ u8 mask, u8 value)
+{
+ struct usbio_gpio *gpio = gpiochip_get_data(gc);
+ struct usbio_gpio_bank *bank;
+ struct usbio_gpio_init gbuf;
+ unsigned int pin;
+
+ usbio_gpio_get_bank_and_pin(gc, offset, &bank, &pin);
+
+ guard(mutex)(&gpio->config_mutex);
+
+ bank->config[pin] &= ~mask;
+ bank->config[pin] |= value;
+
+ gbuf.bankid = offset / USBIO_GPIOSPERBANK;
+ gbuf.config = bank->config[pin];
+ gbuf.pincount = 1;
+ gbuf.pin = pin;
+
+ return usbio_control_msg(gpio->adev, USBIO_PKTTYPE_GPIO, USBIO_GPIOCMD_INIT,
+ &gbuf, sizeof(gbuf), NULL, 0);
+}
+
+static int usbio_gpio_direction_input(struct gpio_chip *gc, unsigned int offset)
+{
+ return usbio_gpio_update_config(gc, offset, USBIO_GPIO_PINMOD_MASK,
+ USBIO_GPIO_SET_PINMOD(USBIO_GPIO_PINMOD_INPUT));
+}
+
+static int usbio_gpio_direction_output(struct gpio_chip *gc,
+ unsigned int offset, int value)
+{
+ int ret;
+
+ ret = usbio_gpio_update_config(gc, offset, USBIO_GPIO_PINMOD_MASK,
+ USBIO_GPIO_SET_PINMOD(USBIO_GPIO_PINMOD_OUTPUT));
+ if (ret)
+ return ret;
+
+ return usbio_gpio_set(gc, offset, value);
+}
+
+static int usbio_gpio_set_config(struct gpio_chip *gc, unsigned int offset,
+ unsigned long config)
+{
+ u8 value;
+
+ switch (pinconf_to_config_param(config)) {
+ case PIN_CONFIG_BIAS_PULL_PIN_DEFAULT:
+ value = USBIO_GPIO_SET_PINCFG(USBIO_GPIO_PINCFG_DEFAULT);
+ break;
+ case PIN_CONFIG_BIAS_PULL_UP:
+ value = USBIO_GPIO_SET_PINCFG(USBIO_GPIO_PINCFG_PULLUP);
+ break;
+ case PIN_CONFIG_BIAS_PULL_DOWN:
+ value = USBIO_GPIO_SET_PINCFG(USBIO_GPIO_PINCFG_PULLDOWN);
+ break;
+ case PIN_CONFIG_DRIVE_PUSH_PULL:
+ value = USBIO_GPIO_SET_PINCFG(USBIO_GPIO_PINCFG_PUSHPULL);
+ break;
+ default:
+ return -ENOTSUPP;
+ }
+
+ return usbio_gpio_update_config(gc, offset, USBIO_GPIO_PINCFG_MASK, value);
+}
+
+static int usbio_gpio_probe(struct auxiliary_device *adev,
+ const struct auxiliary_device_id *adev_id)
+{
+ struct usbio_gpio_bank_desc *bank_desc;
+ struct device *dev = &adev->dev;
+ struct usbio_gpio *gpio;
+ int bank, ret;
+
+ bank_desc = dev_get_platdata(dev);
+ if (!bank_desc)
+ return -EINVAL;
+
+ gpio = devm_kzalloc(dev, sizeof(*gpio), GFP_KERNEL);
+ if (!gpio)
+ return -ENOMEM;
+
+ ret = devm_mutex_init(dev, &gpio->config_mutex);
+ if (ret)
+ return ret;
+
+ gpio->adev = adev;
+
+ usbio_acpi_bind(gpio->adev, usbio_gpio_acpi_hids);
+
+ for (bank = 0; bank < USBIO_MAX_GPIOBANKS && bank_desc[bank].bmap; bank++)
+ gpio->banks[bank].bitmap = le32_to_cpu(bank_desc[bank].bmap);
+
+ gpio->gc.label = ACPI_COMPANION(dev) ?
+ acpi_dev_name(ACPI_COMPANION(dev)) : dev_name(dev);
+ gpio->gc.parent = dev;
+ gpio->gc.owner = THIS_MODULE;
+ gpio->gc.get_direction = usbio_gpio_get_direction;
+ gpio->gc.direction_input = usbio_gpio_direction_input;
+ gpio->gc.direction_output = usbio_gpio_direction_output;
+ gpio->gc.get = usbio_gpio_get;
+ gpio->gc.set = usbio_gpio_set;
+ gpio->gc.set_config = usbio_gpio_set_config;
+ gpio->gc.base = -1;
+ gpio->gc.ngpio = bank * USBIO_GPIOSPERBANK;
+ gpio->gc.can_sleep = true;
+
+ ret = devm_gpiochip_add_data(dev, &gpio->gc, gpio);
+ if (ret)
+ return ret;
+
+ if (has_acpi_companion(dev))
+ acpi_dev_clear_dependencies(ACPI_COMPANION(dev));
+
+ return 0;
+}
+
+static const struct auxiliary_device_id usbio_gpio_id_table[] = {
+ { "usbio.usbio-gpio" },
+ { }
+};
+MODULE_DEVICE_TABLE(auxiliary, usbio_gpio_id_table);
+
+static struct auxiliary_driver usbio_gpio_driver = {
+ .name = USBIO_GPIO_CLIENT,
+ .probe = usbio_gpio_probe,
+ .id_table = usbio_gpio_id_table
+};
+module_auxiliary_driver(usbio_gpio_driver);
+
+MODULE_DESCRIPTION("Intel USBIO GPIO driver");
+MODULE_AUTHOR("Israel Cepeda <israel.a.cepeda.lopez@intel.com>");
+MODULE_AUTHOR("Hans de Goede <hansg@kernel.org>");
+MODULE_LICENSE("GPL");
+MODULE_IMPORT_NS("USBIO");
diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c
index 7de0d5b53d56..aa8586d8a787 100644
--- a/drivers/gpio/gpio-vf610.c
+++ b/drivers/gpio/gpio-vf610.c
@@ -10,6 +10,7 @@
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -28,7 +29,7 @@ struct fsl_gpio_soc_data {
};
struct vf610_gpio_port {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *base;
void __iomem *gpio_base;
const struct fsl_gpio_soc_data *sdata;
@@ -108,7 +109,7 @@ static void vf610_gpio_irq_handler(struct irq_desc *desc)
for_each_set_bit(pin, &irq_isfr, VF610_GPIO_PER_PORT) {
vf610_gpio_writel(BIT(pin), port->base + PORT_ISFR);
- generic_handle_domain_irq(port->gc.irq.domain, pin);
+ generic_handle_domain_irq(port->chip.gc.irq.domain, pin);
}
chained_irq_exit(chip, desc);
@@ -214,6 +215,7 @@ static void vf610_gpio_disable_clk(void *data)
static int vf610_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct vf610_gpio_port *port;
struct gpio_chip *gc;
@@ -293,22 +295,27 @@ static int vf610_gpio_probe(struct platform_device *pdev)
return ret;
}
- gc = &port->gc;
- flags = BGPIOF_PINCTRL_BACKEND;
+ gc = &port->chip.gc;
+ flags = GPIO_GENERIC_PINCTRL_BACKEND;
/*
* We only read the output register for current value on output
* lines if the direction register is available so we can switch
* direction.
*/
if (port->sdata->have_paddr)
- flags |= BGPIOF_READ_OUTPUT_REG_SET;
- ret = bgpio_init(gc, dev, 4,
- port->gpio_base + GPIO_PDIR,
- port->gpio_base + GPIO_PDOR,
- NULL,
- port->sdata->have_paddr ? port->gpio_base + GPIO_PDDR : NULL,
- NULL,
- flags);
+ flags |= GPIO_GENERIC_READ_OUTPUT_REG_SET;
+
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = port->gpio_base + GPIO_PDIR,
+ .set = port->gpio_base + GPIO_PDOR,
+ .dirout = port->sdata->have_paddr ?
+ port->gpio_base + GPIO_PDDR : NULL,
+ .flags = flags,
+ };
+
+ ret = gpio_generic_chip_init(&port->chip, &config);
if (ret)
return dev_err_probe(dev, ret, "unable to init generic GPIO\n");
gc->label = dev_name(dev);
diff --git a/drivers/gpio/gpio-virtuser.c b/drivers/gpio/gpio-virtuser.c
index a10eab7d2617..37f2ce20f1ae 100644
--- a/drivers/gpio/gpio-virtuser.c
+++ b/drivers/gpio/gpio-virtuser.c
@@ -500,9 +500,7 @@ static int gpio_virtuser_value_set(void *data, u64 val)
if (val > 1)
return -EINVAL;
- gpiod_set_value_cansleep(ld->ad.desc, (int)val);
-
- return 0;
+ return gpiod_set_value_cansleep(ld->ad.desc, (int)val);
}
DEFINE_DEBUGFS_ATTRIBUTE(gpio_virtuser_value_fops,
@@ -543,7 +541,7 @@ static void gpio_virtuser_set_value_atomic(struct irq_work *work)
struct gpio_virtuser_irq_work_context *ctx =
to_gpio_virtuser_irq_work_context(work);
- gpiod_set_value(ctx->desc, ctx->val);
+ ctx->ret = gpiod_set_value(ctx->desc, ctx->val);
complete(&ctx->work_completion);
}
@@ -562,7 +560,7 @@ static int gpio_virtuser_value_atomic_set(void *data, u64 val)
gpio_virtuser_irq_work_queue_sync(&ctx);
- return 0;
+ return ctx.ret;
}
DEFINE_DEBUGFS_ATTRIBUTE(gpio_virtuser_value_atomic_fops,
diff --git a/drivers/gpio/gpio-visconti.c b/drivers/gpio/gpio-visconti.c
index 5bd965c18a46..6d5d829634ad 100644
--- a/drivers/gpio/gpio-visconti.c
+++ b/drivers/gpio/gpio-visconti.c
@@ -10,6 +10,7 @@
#include <linux/bitops.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/module.h>
@@ -32,7 +33,7 @@
struct visconti_gpio {
void __iomem *base;
spinlock_t lock; /* protect gpio register */
- struct gpio_chip gpio_chip;
+ struct gpio_generic_chip chip;
struct device *dev;
};
@@ -158,6 +159,7 @@ static const struct irq_chip visconti_gpio_irq_chip = {
static int visconti_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct visconti_gpio *priv;
struct gpio_irq_chip *girq;
@@ -189,19 +191,22 @@ static int visconti_gpio_probe(struct platform_device *pdev)
return -ENODEV;
}
- ret = bgpio_init(&priv->gpio_chip, dev, 4,
- priv->base + GPIO_IDATA,
- priv->base + GPIO_OSET,
- priv->base + GPIO_OCLR,
- priv->base + GPIO_DIR,
- NULL,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = priv->base + GPIO_IDATA,
+ .set = priv->base + GPIO_OSET,
+ .clr = priv->base + GPIO_OCLR,
+ .dirout = priv->base + GPIO_DIR,
+ };
+
+ ret = gpio_generic_chip_init(&priv->chip, &config);
if (ret) {
dev_err(dev, "unable to init generic GPIO\n");
return ret;
}
- girq = &priv->gpio_chip.irq;
+ girq = &priv->chip.gc.irq;
gpio_irq_chip_set_chip(girq, &visconti_gpio_irq_chip);
girq->fwnode = dev_fwnode(dev);
girq->parent_domain = parent;
@@ -210,7 +215,7 @@ static int visconti_gpio_probe(struct platform_device *pdev)
girq->default_type = IRQ_TYPE_NONE;
girq->handler = handle_level_irq;
- return devm_gpiochip_add_data(dev, &priv->gpio_chip, priv);
+ return devm_gpiochip_add_data(dev, &priv->chip.gc, priv);
}
static const struct of_device_id visconti_gpio_of_match[] = {
diff --git a/drivers/gpio/gpio-wcd934x.c b/drivers/gpio/gpio-wcd934x.c
index 4af504c23e6f..572b85e77370 100644
--- a/drivers/gpio/gpio-wcd934x.c
+++ b/drivers/gpio/gpio-wcd934x.c
@@ -103,7 +103,7 @@ static int wcd_gpio_probe(struct platform_device *pdev)
chip->base = -1;
chip->ngpio = WCD934X_NPINS;
chip->label = dev_name(dev);
- chip->can_sleep = false;
+ chip->can_sleep = true;
return devm_gpiochip_add_data(dev, chip, data);
}
diff --git a/drivers/gpio/gpio-wm831x.c b/drivers/gpio/gpio-wm831x.c
index f03c0e808fab..489479d6f32b 100644
--- a/drivers/gpio/gpio-wm831x.c
+++ b/drivers/gpio/gpio-wm831x.c
@@ -159,7 +159,6 @@ static void wm831x_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
int i, tristated;
for (i = 0; i < chip->ngpio; i++) {
- int gpio = i + chip->base;
int reg;
const char *pull, *powerdomain;
@@ -175,13 +174,13 @@ static void wm831x_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
}
seq_printf(s, " gpio-%-3d (%-20.20s) ",
- gpio, label ?: "Unrequested");
+ i, label ?: "Unrequested");
reg = wm831x_reg_read(wm831x, WM831X_GPIO1_CONTROL + i);
if (reg < 0) {
dev_err(wm831x->dev,
"GPIO control %d read failed: %d\n",
- gpio, reg);
+ i, reg);
seq_putc(s, '\n');
continue;
}
diff --git a/drivers/gpio/gpio-wm8994.c b/drivers/gpio/gpio-wm8994.c
index df47a27f508d..a0665cf3ff2f 100644
--- a/drivers/gpio/gpio-wm8994.c
+++ b/drivers/gpio/gpio-wm8994.c
@@ -194,7 +194,6 @@ static void wm8994_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
int i;
for (i = 0; i < chip->ngpio; i++) {
- int gpio = i + chip->base;
int reg;
/* We report the GPIO even if it's not requested since
@@ -208,14 +207,13 @@ static void wm8994_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
continue;
}
- seq_printf(s, " gpio-%-3d (%-20.20s) ", gpio,
+ seq_printf(s, " gpio-%-3d (%-20.20s) ", i,
label ?: "Unrequested");
reg = wm8994_reg_read(wm8994, WM8994_GPIO_1 + i);
if (reg < 0) {
dev_err(wm8994->dev,
- "GPIO control %d read failed: %d\n",
- gpio, reg);
+ "GPIO control %d read failed: %d\n", i, reg);
seq_printf(s, "\n");
continue;
}
diff --git a/drivers/gpio/gpio-xgene-sb.c b/drivers/gpio/gpio-xgene-sb.c
index b51b1fa726bb..661259f026e1 100644
--- a/drivers/gpio/gpio-xgene-sb.c
+++ b/drivers/gpio/gpio-xgene-sb.c
@@ -21,6 +21,7 @@
#include <linux/types.h>
#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include "gpiolib-acpi.h"
@@ -40,7 +41,7 @@
/**
* struct xgene_gpio_sb - GPIO-Standby private data structure.
- * @gc: memory-mapped GPIO controllers.
+ * @chip: Generic GPIO chip data
* @regs: GPIO register base offset
* @irq_domain: GPIO interrupt domain
* @irq_start: GPIO pin that start support interrupt
@@ -48,7 +49,7 @@
* @parent_irq_base: Start parent HWIRQ
*/
struct xgene_gpio_sb {
- struct gpio_chip gc;
+ struct gpio_generic_chip chip;
void __iomem *regs;
struct irq_domain *irq_domain;
u16 irq_start;
@@ -62,14 +63,15 @@ struct xgene_gpio_sb {
static void xgene_gpio_set_bit(struct gpio_chip *gc,
void __iomem *reg, u32 gpio, int val)
{
+ struct gpio_generic_chip *chip = to_gpio_generic_chip(gc);
u32 data;
- data = gc->read_reg(reg);
+ data = gpio_generic_read_reg(chip, reg);
if (val)
data |= GPIO_MASK(gpio);
else
data &= ~GPIO_MASK(gpio);
- gc->write_reg(reg, data);
+ gpio_generic_write_reg(chip, reg, data);
}
static int xgene_gpio_sb_irq_set_type(struct irq_data *d, unsigned int type)
@@ -91,9 +93,9 @@ static int xgene_gpio_sb_irq_set_type(struct irq_data *d, unsigned int type)
break;
}
- xgene_gpio_set_bit(&priv->gc, priv->regs + MPA_GPIO_SEL_LO,
+ xgene_gpio_set_bit(&priv->chip.gc, priv->regs + MPA_GPIO_SEL_LO,
gpio * 2, 1);
- xgene_gpio_set_bit(&priv->gc, priv->regs + MPA_GPIO_INT_LVL,
+ xgene_gpio_set_bit(&priv->chip.gc, priv->regs + MPA_GPIO_INT_LVL,
d->hwirq, lvl_type);
/* Propagate IRQ type setting to parent */
@@ -109,14 +111,14 @@ static void xgene_gpio_sb_irq_mask(struct irq_data *d)
irq_chip_mask_parent(d);
- gpiochip_disable_irq(&priv->gc, d->hwirq);
+ gpiochip_disable_irq(&priv->chip.gc, d->hwirq);
}
static void xgene_gpio_sb_irq_unmask(struct irq_data *d)
{
struct xgene_gpio_sb *priv = irq_data_get_irq_chip_data(d);
- gpiochip_enable_irq(&priv->gc, d->hwirq);
+ gpiochip_enable_irq(&priv->chip.gc, d->hwirq);
irq_chip_unmask_parent(d);
}
@@ -155,15 +157,15 @@ static int xgene_gpio_sb_domain_activate(struct irq_domain *d,
u32 gpio = HWIRQ_TO_GPIO(priv, irq_data->hwirq);
int ret;
- ret = gpiochip_lock_as_irq(&priv->gc, gpio);
+ ret = gpiochip_lock_as_irq(&priv->chip.gc, gpio);
if (ret) {
- dev_err(priv->gc.parent,
+ dev_err(priv->chip.gc.parent,
"Unable to configure XGene GPIO standby pin %d as IRQ\n",
gpio);
return ret;
}
- xgene_gpio_set_bit(&priv->gc, priv->regs + MPA_GPIO_SEL_LO,
+ xgene_gpio_set_bit(&priv->chip.gc, priv->regs + MPA_GPIO_SEL_LO,
gpio * 2, 1);
return 0;
}
@@ -174,8 +176,8 @@ static void xgene_gpio_sb_domain_deactivate(struct irq_domain *d,
struct xgene_gpio_sb *priv = d->host_data;
u32 gpio = HWIRQ_TO_GPIO(priv, irq_data->hwirq);
- gpiochip_unlock_as_irq(&priv->gc, gpio);
- xgene_gpio_set_bit(&priv->gc, priv->regs + MPA_GPIO_SEL_LO,
+ gpiochip_unlock_as_irq(&priv->chip.gc, gpio);
+ xgene_gpio_set_bit(&priv->chip.gc, priv->regs + MPA_GPIO_SEL_LO,
gpio * 2, 0);
}
@@ -237,6 +239,7 @@ static const struct irq_domain_ops xgene_gpio_sb_domain_ops = {
static int xgene_gpio_sb_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct xgene_gpio_sb *priv;
int ret;
void __iomem *regs;
@@ -263,14 +266,19 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
return -ENODEV;
}
- ret = bgpio_init(&priv->gc, &pdev->dev, 4,
- regs + MPA_GPIO_IN_ADDR,
- regs + MPA_GPIO_OUT_ADDR, NULL,
- regs + MPA_GPIO_OE_ADDR, NULL, 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = &pdev->dev,
+ .sz = 4,
+ .dat = regs + MPA_GPIO_IN_ADDR,
+ .set = regs + MPA_GPIO_OUT_ADDR,
+ .dirout = regs + MPA_GPIO_OE_ADDR,
+ };
+
+ ret = gpio_generic_chip_init(&priv->chip, &config);
if (ret)
return ret;
- priv->gc.to_irq = xgene_gpio_sb_to_irq;
+ priv->chip.gc.to_irq = xgene_gpio_sb_to_irq;
/* Retrieve start irq pin, use default if property not found */
priv->irq_start = XGENE_DFLT_IRQ_START_PIN;
@@ -283,12 +291,12 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
priv->nirq = val32;
/* Retrieve number gpio, use default if property not found */
- priv->gc.ngpio = XGENE_DFLT_MAX_NGPIO;
+ priv->chip.gc.ngpio = XGENE_DFLT_MAX_NGPIO;
if (!device_property_read_u32(&pdev->dev, "apm,nr-gpios", &val32))
- priv->gc.ngpio = val32;
+ priv->chip.gc.ngpio = val32;
dev_info(&pdev->dev, "Support %d gpios, %d irqs start from pin %d\n",
- priv->gc.ngpio, priv->nirq, priv->irq_start);
+ priv->chip.gc.ngpio, priv->nirq, priv->irq_start);
platform_set_drvdata(pdev, priv);
@@ -298,9 +306,9 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
if (!priv->irq_domain)
return -ENODEV;
- priv->gc.irq.domain = priv->irq_domain;
+ priv->chip.gc.irq.domain = priv->irq_domain;
- ret = devm_gpiochip_add_data(&pdev->dev, &priv->gc, priv);
+ ret = devm_gpiochip_add_data(&pdev->dev, &priv->chip.gc, priv);
if (ret) {
dev_err(&pdev->dev,
"failed to register X-Gene GPIO Standby driver\n");
@@ -311,7 +319,7 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "X-Gene GPIO Standby driver registered\n");
/* Register interrupt handlers for GPIO signaled ACPI Events */
- acpi_gpiochip_request_interrupts(&priv->gc);
+ acpi_gpiochip_request_interrupts(&priv->chip.gc);
return ret;
}
@@ -320,7 +328,7 @@ static void xgene_gpio_sb_remove(struct platform_device *pdev)
{
struct xgene_gpio_sb *priv = platform_get_drvdata(pdev);
- acpi_gpiochip_free_interrupts(&priv->gc);
+ acpi_gpiochip_free_interrupts(&priv->chip.gc);
irq_domain_remove(priv->irq_domain);
}
diff --git a/drivers/gpio/gpio-xgene.c b/drivers/gpio/gpio-xgene.c
index 4f627de3f56c..809668449dbe 100644
--- a/drivers/gpio/gpio-xgene.c
+++ b/drivers/gpio/gpio-xgene.c
@@ -130,7 +130,7 @@ static int xgene_gpio_dir_out(struct gpio_chip *gc,
return 0;
}
-static __maybe_unused int xgene_gpio_suspend(struct device *dev)
+static int xgene_gpio_suspend(struct device *dev)
{
struct xgene_gpio *gpio = dev_get_drvdata(dev);
unsigned long bank_offset;
@@ -143,7 +143,7 @@ static __maybe_unused int xgene_gpio_suspend(struct device *dev)
return 0;
}
-static __maybe_unused int xgene_gpio_resume(struct device *dev)
+static int xgene_gpio_resume(struct device *dev)
{
struct xgene_gpio *gpio = dev_get_drvdata(dev);
unsigned long bank_offset;
@@ -156,7 +156,7 @@ static __maybe_unused int xgene_gpio_resume(struct device *dev)
return 0;
}
-static SIMPLE_DEV_PM_OPS(xgene_gpio_pm, xgene_gpio_suspend, xgene_gpio_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(xgene_gpio_pm, xgene_gpio_suspend, xgene_gpio_resume);
static int xgene_gpio_probe(struct platform_device *pdev)
{
@@ -204,7 +204,7 @@ static struct platform_driver xgene_gpio_driver = {
.name = "xgene-gpio",
.of_match_table = xgene_gpio_of_match,
.acpi_match_table = ACPI_PTR(xgene_gpio_acpi_match),
- .pm = &xgene_gpio_pm,
+ .pm = pm_sleep_ptr(&xgene_gpio_pm),
},
.probe = xgene_gpio_probe,
};
diff --git a/drivers/gpio/gpio-xgs-iproc.c b/drivers/gpio/gpio-xgs-iproc.c
index 93544e98ccbd..77eb29dcc217 100644
--- a/drivers/gpio/gpio-xgs-iproc.c
+++ b/drivers/gpio/gpio-xgs-iproc.c
@@ -3,11 +3,12 @@
* Copyright (C) 2017 Broadcom
*/
-#include <linux/gpio/driver.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/irq.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
@@ -28,7 +29,7 @@
#define IPROC_GPIO_CCA_INT_EDGE 0x24
struct iproc_gpio_chip {
- struct gpio_chip gc;
+ struct gpio_generic_chip gen_gc;
spinlock_t lock;
struct device *dev;
void __iomem *base;
@@ -38,7 +39,7 @@ struct iproc_gpio_chip {
static inline struct iproc_gpio_chip *
to_iproc_gpio(struct gpio_chip *gc)
{
- return container_of(gc, struct iproc_gpio_chip, gc);
+ return container_of(to_gpio_generic_chip(gc), struct iproc_gpio_chip, gen_gc);
}
static void iproc_gpio_irq_ack(struct irq_data *d)
@@ -213,6 +214,7 @@ static const struct irq_chip iproc_gpio_irq_chip = {
static int iproc_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct device_node *dn = pdev->dev.of_node;
struct iproc_gpio_chip *chip;
@@ -231,21 +233,23 @@ static int iproc_gpio_probe(struct platform_device *pdev)
if (IS_ERR(chip->base))
return PTR_ERR(chip->base);
- ret = bgpio_init(&chip->gc, dev, 4,
- chip->base + IPROC_GPIO_CCA_DIN,
- chip->base + IPROC_GPIO_CCA_DOUT,
- NULL,
- chip->base + IPROC_GPIO_CCA_OUT_EN,
- NULL,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = chip->base + IPROC_GPIO_CCA_DIN,
+ .set = chip->base + IPROC_GPIO_CCA_DOUT,
+ .dirout = chip->base + IPROC_GPIO_CCA_OUT_EN,
+ };
+
+ ret = gpio_generic_chip_init(&chip->gen_gc, &config);
if (ret) {
dev_err(dev, "unable to init GPIO chip\n");
return ret;
}
- chip->gc.label = dev_name(dev);
+ chip->gen_gc.gc.label = dev_name(dev);
if (!of_property_read_u32(dn, "ngpios", &num_gpios))
- chip->gc.ngpio = num_gpios;
+ chip->gen_gc.gc.ngpio = num_gpios;
irq = platform_get_irq(pdev, 0);
if (irq > 0) {
@@ -266,13 +270,13 @@ static int iproc_gpio_probe(struct platform_device *pdev)
* a flow-handler because the irq is shared.
*/
ret = devm_request_irq(dev, irq, iproc_gpio_irq_handler,
- IRQF_SHARED, chip->gc.label, &chip->gc);
+ IRQF_SHARED, chip->gen_gc.gc.label, &chip->gen_gc.gc);
if (ret) {
dev_err(dev, "Fail to request IRQ%d: %d\n", irq, ret);
return ret;
}
- girq = &chip->gc.irq;
+ girq = &chip->gen_gc.gc.irq;
gpio_irq_chip_set_chip(girq, &iproc_gpio_irq_chip);
/* This will let us handle the parent IRQ in the driver */
girq->parent_handler = NULL;
@@ -282,7 +286,7 @@ static int iproc_gpio_probe(struct platform_device *pdev)
girq->handler = handle_simple_irq;
}
- ret = devm_gpiochip_add_data(dev, &chip->gc, chip);
+ ret = devm_gpiochip_add_data(dev, &chip->gen_gc.gc, chip);
if (ret) {
dev_err(dev, "unable to add GPIO chip\n");
return ret;
diff --git a/drivers/gpio/gpio-xilinx.c b/drivers/gpio/gpio-xilinx.c
index 83675ac81077..be4b4d730547 100644
--- a/drivers/gpio/gpio-xilinx.c
+++ b/drivers/gpio/gpio-xilinx.c
@@ -286,7 +286,7 @@ static void xgpio_free(struct gpio_chip *chip, unsigned int offset)
pm_runtime_put(chip->parent);
}
-static int __maybe_unused xgpio_suspend(struct device *dev)
+static int xgpio_suspend(struct device *dev)
{
struct xgpio_instance *gpio = dev_get_drvdata(dev);
struct irq_data *data = irq_get_irq_data(gpio->irq);
@@ -327,7 +327,7 @@ static void xgpio_irq_ack(struct irq_data *irq_data)
{
}
-static int __maybe_unused xgpio_resume(struct device *dev)
+static int xgpio_resume(struct device *dev)
{
struct xgpio_instance *gpio = dev_get_drvdata(dev);
struct irq_data *data = irq_get_irq_data(gpio->irq);
@@ -343,7 +343,7 @@ static int __maybe_unused xgpio_resume(struct device *dev)
return 0;
}
-static int __maybe_unused xgpio_runtime_suspend(struct device *dev)
+static int xgpio_runtime_suspend(struct device *dev)
{
struct xgpio_instance *gpio = dev_get_drvdata(dev);
@@ -352,7 +352,7 @@ static int __maybe_unused xgpio_runtime_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused xgpio_runtime_resume(struct device *dev)
+static int xgpio_runtime_resume(struct device *dev)
{
struct xgpio_instance *gpio = dev_get_drvdata(dev);
@@ -360,9 +360,8 @@ static int __maybe_unused xgpio_runtime_resume(struct device *dev)
}
static const struct dev_pm_ops xgpio_dev_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(xgpio_suspend, xgpio_resume)
- SET_RUNTIME_PM_OPS(xgpio_runtime_suspend,
- xgpio_runtime_resume, NULL)
+ SYSTEM_SLEEP_PM_OPS(xgpio_suspend, xgpio_resume)
+ RUNTIME_PM_OPS(xgpio_runtime_suspend, xgpio_runtime_resume, NULL)
};
/**
@@ -682,7 +681,7 @@ static struct platform_driver xgpio_plat_driver = {
.driver = {
.name = "gpio-xilinx",
.of_match_table = xgpio_of_match,
- .pm = &xgpio_dev_pm_ops,
+ .pm = pm_ptr(&xgpio_dev_pm_ops),
},
};
diff --git a/drivers/gpio/gpio-xra1403.c b/drivers/gpio/gpio-xra1403.c
index faadcb4b0b2d..7f3c98f9f902 100644
--- a/drivers/gpio/gpio-xra1403.c
+++ b/drivers/gpio/gpio-xra1403.c
@@ -135,8 +135,7 @@ static void xra1403_dbg_show(struct seq_file *s, struct gpio_chip *chip)
gcr = value[XRA_GCR + 1] << 8 | value[XRA_GCR];
gsr = value[XRA_GSR + 1] << 8 | value[XRA_GSR];
for_each_requested_gpio(chip, i, label) {
- seq_printf(s, " gpio-%-3d (%-12s) %s %s\n",
- chip->base + i, label,
+ seq_printf(s, " gpio-%-3d (%-12s) %s %s\n", i, label,
(gcr & BIT(i)) ? "in" : "out",
str_hi_lo(gsr & BIT(i)));
}
diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c
index 0ffd76e8951f..97780c57ab56 100644
--- a/drivers/gpio/gpio-zynq.c
+++ b/drivers/gpio/gpio-zynq.c
@@ -735,7 +735,7 @@ static void zynq_gpio_restore_context(struct zynq_gpio *gpio)
}
}
-static int __maybe_unused zynq_gpio_suspend(struct device *dev)
+static int zynq_gpio_suspend(struct device *dev)
{
struct zynq_gpio *gpio = dev_get_drvdata(dev);
struct irq_data *data = irq_get_irq_data(gpio->irq);
@@ -756,7 +756,7 @@ static int __maybe_unused zynq_gpio_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused zynq_gpio_resume(struct device *dev)
+static int zynq_gpio_resume(struct device *dev)
{
struct zynq_gpio *gpio = dev_get_drvdata(dev);
struct irq_data *data = irq_get_irq_data(gpio->irq);
@@ -779,7 +779,7 @@ static int __maybe_unused zynq_gpio_resume(struct device *dev)
return 0;
}
-static int __maybe_unused zynq_gpio_runtime_suspend(struct device *dev)
+static int zynq_gpio_runtime_suspend(struct device *dev)
{
struct zynq_gpio *gpio = dev_get_drvdata(dev);
@@ -788,7 +788,7 @@ static int __maybe_unused zynq_gpio_runtime_suspend(struct device *dev)
return 0;
}
-static int __maybe_unused zynq_gpio_runtime_resume(struct device *dev)
+static int zynq_gpio_runtime_resume(struct device *dev)
{
struct zynq_gpio *gpio = dev_get_drvdata(dev);
@@ -814,9 +814,8 @@ static void zynq_gpio_free(struct gpio_chip *chip, unsigned int offset)
}
static const struct dev_pm_ops zynq_gpio_dev_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(zynq_gpio_suspend, zynq_gpio_resume)
- SET_RUNTIME_PM_OPS(zynq_gpio_runtime_suspend,
- zynq_gpio_runtime_resume, NULL)
+ SYSTEM_SLEEP_PM_OPS(zynq_gpio_suspend, zynq_gpio_resume)
+ RUNTIME_PM_OPS(zynq_gpio_runtime_suspend, zynq_gpio_runtime_resume, NULL)
};
static const struct zynq_platform_data versal_gpio_def = {
@@ -1022,7 +1021,7 @@ static void zynq_gpio_remove(struct platform_device *pdev)
static struct platform_driver zynq_gpio_driver = {
.driver = {
.name = DRIVER_NAME,
- .pm = &zynq_gpio_dev_pm_ops,
+ .pm = pm_ptr(&zynq_gpio_dev_pm_ops),
.of_match_table = zynq_gpio_of_match,
},
.probe = zynq_gpio_probe,
diff --git a/drivers/gpio/gpiolib-acpi-core.c b/drivers/gpio/gpiolib-acpi-core.c
index 12b24a717e43..83dd227dbbec 100644
--- a/drivers/gpio/gpiolib-acpi-core.c
+++ b/drivers/gpio/gpiolib-acpi-core.c
@@ -291,6 +291,19 @@ acpi_gpio_to_gpiod_flags(const struct acpi_resource_gpio *agpio, int polarity)
return GPIOD_ASIS;
}
+static void acpi_gpio_set_debounce_timeout(struct gpio_desc *desc,
+ unsigned int acpi_debounce)
+{
+ int ret;
+
+ /* ACPI uses hundredths of milliseconds units */
+ acpi_debounce *= 10;
+ ret = gpio_set_debounce_timeout(desc, acpi_debounce);
+ if (ret)
+ gpiod_warn(desc, "Failed to set debounce-timeout %u: %d\n",
+ acpi_debounce, ret);
+}
+
static struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip,
struct acpi_resource_gpio *agpio,
unsigned int index,
@@ -300,18 +313,12 @@ static struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip,
enum gpiod_flags flags = acpi_gpio_to_gpiod_flags(agpio, polarity);
unsigned int pin = agpio->pin_table[index];
struct gpio_desc *desc;
- int ret;
desc = gpiochip_request_own_desc(chip, pin, label, polarity, flags);
if (IS_ERR(desc))
return desc;
- /* ACPI uses hundredths of milliseconds units */
- ret = gpio_set_debounce_timeout(desc, agpio->debounce_timeout * 10);
- if (ret)
- dev_warn(chip->parent,
- "Failed to set debounce-timeout for pin 0x%04X, err %d\n",
- pin, ret);
+ acpi_gpio_set_debounce_timeout(desc, agpio->debounce_timeout);
return desc;
}
@@ -375,8 +382,8 @@ static acpi_status acpi_gpiochip_alloc_event(struct acpi_resource *ares,
desc = acpi_request_own_gpiod(chip, agpio, 0, "ACPI:Event");
if (IS_ERR(desc)) {
dev_err(chip->parent,
- "Failed to request GPIO for pin 0x%04X, err %ld\n",
- pin, PTR_ERR(desc));
+ "Failed to request GPIO for pin 0x%04X, err %pe\n",
+ pin, desc);
return AE_OK;
}
@@ -942,7 +949,7 @@ struct gpio_desc *acpi_find_gpio(struct fwnode_handle *fwnode,
{
struct acpi_device *adev = to_acpi_device_node(fwnode);
bool can_fallback = acpi_can_fallback_to_crs(adev, con_id);
- struct acpi_gpio_info info;
+ struct acpi_gpio_info info = {};
struct gpio_desc *desc;
desc = __acpi_find_gpio(fwnode, con_id, idx, can_fallback, &info);
@@ -957,6 +964,9 @@ struct gpio_desc *acpi_find_gpio(struct fwnode_handle *fwnode,
acpi_gpio_update_gpiod_flags(dflags, &info);
acpi_gpio_update_gpiod_lookup_flags(lookupflags, &info);
+
+ acpi_gpio_set_debounce_timeout(desc, info.debounce);
+
return desc;
}
@@ -992,7 +1002,7 @@ int acpi_dev_gpio_irq_wake_get_by(struct acpi_device *adev, const char *con_id,
int ret;
for (i = 0, idx = 0; idx <= index; i++) {
- struct acpi_gpio_info info;
+ struct acpi_gpio_info info = {};
struct gpio_desc *desc;
/* Ignore -EPROBE_DEFER, it only matters if idx matches */
@@ -1089,7 +1099,7 @@ acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address,
return AE_BAD_PARAMETER;
}
- length = min_t(u16, agpio->pin_table_length, pin_index + bits);
+ length = min(agpio->pin_table_length, pin_index + bits);
for (i = pin_index; i < length; ++i) {
unsigned int pin = agpio->pin_table[i];
struct acpi_gpio_connection *conn;
diff --git a/drivers/gpio/gpiolib-acpi-quirks.c b/drivers/gpio/gpiolib-acpi-quirks.c
index c13545dce349..7b95d1b03361 100644
--- a/drivers/gpio/gpiolib-acpi-quirks.c
+++ b/drivers/gpio/gpiolib-acpi-quirks.c
@@ -319,6 +319,18 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = {
},
{
/*
+ * Same as G1619-04. New model.
+ */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "GPD"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "G1619-05"),
+ },
+ .driver_data = &(struct acpi_gpiolib_dmi_quirk) {
+ .ignore_wake = "PNP0C50:00@8",
+ },
+ },
+ {
+ /*
* Spurious wakeups from GPIO 11
* Found in BIOS 1.04
* https://gitlab.freedesktop.org/drm/amd/-/issues/3954
@@ -344,6 +356,20 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = {
.ignore_interrupt = "AMDI0030:00@8",
},
},
+ {
+ /*
+ * Spurious wakeups from TP_ATTN# pin
+ * Found in BIOS 5.35
+ * https://gitlab.freedesktop.org/drm/amd/-/issues/4482
+ */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "ProArt PX13"),
+ },
+ .driver_data = &(struct acpi_gpiolib_dmi_quirk) {
+ .ignore_wake = "ASCP1A00:00@8",
+ },
+ },
{} /* Terminating entry */
};
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c
index e6a289fa0f8f..3735c9fe1502 100644
--- a/drivers/gpio/gpiolib-cdev.c
+++ b/drivers/gpio/gpiolib-cdev.c
@@ -144,17 +144,17 @@ static void linehandle_flags_to_desc_flags(u32 lflags, unsigned long *flagsp)
{
unsigned long flags = READ_ONCE(*flagsp);
- assign_bit(FLAG_ACTIVE_LOW, &flags,
+ assign_bit(GPIOD_FLAG_ACTIVE_LOW, &flags,
lflags & GPIOHANDLE_REQUEST_ACTIVE_LOW);
- assign_bit(FLAG_OPEN_DRAIN, &flags,
+ assign_bit(GPIOD_FLAG_OPEN_DRAIN, &flags,
lflags & GPIOHANDLE_REQUEST_OPEN_DRAIN);
- assign_bit(FLAG_OPEN_SOURCE, &flags,
+ assign_bit(GPIOD_FLAG_OPEN_SOURCE, &flags,
lflags & GPIOHANDLE_REQUEST_OPEN_SOURCE);
- assign_bit(FLAG_PULL_UP, &flags,
+ assign_bit(GPIOD_FLAG_PULL_UP, &flags,
lflags & GPIOHANDLE_REQUEST_BIAS_PULL_UP);
- assign_bit(FLAG_PULL_DOWN, &flags,
+ assign_bit(GPIOD_FLAG_PULL_DOWN, &flags,
lflags & GPIOHANDLE_REQUEST_BIAS_PULL_DOWN);
- assign_bit(FLAG_BIAS_DISABLE, &flags,
+ assign_bit(GPIOD_FLAG_BIAS_DISABLE, &flags,
lflags & GPIOHANDLE_REQUEST_BIAS_DISABLE);
WRITE_ONCE(*flagsp, flags);
@@ -238,7 +238,7 @@ static long linehandle_ioctl(struct file *file, unsigned int cmd,
* All line descriptors were created at once with the same
* flags so just check if the first one is really output.
*/
- if (!test_bit(FLAG_IS_OUT, &lh->descs[0]->flags))
+ if (!test_bit(GPIOD_FLAG_IS_OUT, &lh->descs[0]->flags))
return -EPERM;
if (copy_from_user(&ghd, ip, sizeof(ghd)))
@@ -298,12 +298,13 @@ static const struct file_operations linehandle_fileops = {
#endif
};
+DEFINE_FREE(linehandle_free, struct linehandle_state *, if (!IS_ERR_OR_NULL(_T)) linehandle_free(_T))
+
static int linehandle_create(struct gpio_device *gdev, void __user *ip)
{
struct gpiohandle_request handlereq;
- struct linehandle_state *lh;
- struct file *file;
- int fd, i, ret;
+ struct linehandle_state *lh __free(linehandle_free) = NULL;
+ int i, ret;
u32 lflags;
if (copy_from_user(&handlereq, ip, sizeof(handlereq)))
@@ -327,10 +328,8 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip)
lh->label = kstrndup(handlereq.consumer_label,
sizeof(handlereq.consumer_label) - 1,
GFP_KERNEL);
- if (!lh->label) {
- ret = -ENOMEM;
- goto out_free_lh;
- }
+ if (!lh->label)
+ return -ENOMEM;
}
lh->num_descs = handlereq.lines;
@@ -340,20 +339,18 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip)
u32 offset = handlereq.lineoffsets[i];
struct gpio_desc *desc = gpio_device_get_desc(gdev, offset);
- if (IS_ERR(desc)) {
- ret = PTR_ERR(desc);
- goto out_free_lh;
- }
+ if (IS_ERR(desc))
+ return PTR_ERR(desc);
ret = gpiod_request_user(desc, lh->label);
if (ret)
- goto out_free_lh;
+ return ret;
lh->descs[i] = desc;
linehandle_flags_to_desc_flags(handlereq.flags, &desc->flags);
ret = gpiod_set_transitory(desc, false);
if (ret < 0)
- goto out_free_lh;
+ return ret;
/*
* Lines have to be requested explicitly for input
@@ -364,11 +361,11 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip)
ret = gpiod_direction_output_nonotify(desc, val);
if (ret)
- goto out_free_lh;
+ return ret;
} else if (lflags & GPIOHANDLE_REQUEST_INPUT) {
ret = gpiod_direction_input_nonotify(desc);
if (ret)
- goto out_free_lh;
+ return ret;
}
gpiod_line_state_notify(desc, GPIO_V2_LINE_CHANGED_REQUESTED);
@@ -377,44 +374,23 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip)
offset);
}
- fd = get_unused_fd_flags(O_RDONLY | O_CLOEXEC);
- if (fd < 0) {
- ret = fd;
- goto out_free_lh;
- }
-
- file = anon_inode_getfile("gpio-linehandle",
- &linehandle_fileops,
- lh,
- O_RDONLY | O_CLOEXEC);
- if (IS_ERR(file)) {
- ret = PTR_ERR(file);
- goto out_put_unused_fd;
- }
+ FD_PREPARE(fdf, O_RDONLY | O_CLOEXEC,
+ anon_inode_getfile("gpio-linehandle", &linehandle_fileops,
+ lh, O_RDONLY | O_CLOEXEC));
+ if (fdf.err)
+ return fdf.err;
+ retain_and_null_ptr(lh);
- handlereq.fd = fd;
- if (copy_to_user(ip, &handlereq, sizeof(handlereq))) {
- /*
- * fput() will trigger the release() callback, so do not go onto
- * the regular error cleanup path here.
- */
- fput(file);
- put_unused_fd(fd);
+ handlereq.fd = fd_prepare_fd(fdf);
+ if (copy_to_user(ip, &handlereq, sizeof(handlereq)))
return -EFAULT;
- }
- fd_install(fd, file);
+ fd_publish(fdf);
dev_dbg(&gdev->dev, "registered chardev handle for %d lines\n",
lh->num_descs);
return 0;
-
-out_put_unused_fd:
- put_unused_fd(fd);
-out_free_lh:
- linehandle_free(lh);
- return ret;
}
#endif /* CONFIG_GPIO_CDEV_V1 */
@@ -599,10 +575,10 @@ static void linereq_put_event(struct linereq *lr,
static u64 line_event_timestamp(struct line *line)
{
- if (test_bit(FLAG_EVENT_CLOCK_REALTIME, &line->desc->flags))
+ if (test_bit(GPIOD_FLAG_EVENT_CLOCK_REALTIME, &line->desc->flags))
return ktime_get_real_ns();
else if (IS_ENABLED(CONFIG_HTE) &&
- test_bit(FLAG_EVENT_CLOCK_HTE, &line->desc->flags))
+ test_bit(GPIOD_FLAG_EVENT_CLOCK_HTE, &line->desc->flags))
return line->timestamp_ns;
return ktime_get_ns();
@@ -676,7 +652,7 @@ static enum hte_return process_hw_ts_thread(void *p)
}
le.line_seqno = line->line_seqno;
le.seqno = (lr->num_lines == 1) ? le.line_seqno : line->req_seqno;
- le.offset = gpio_chip_hwgpio(line->desc);
+ le.offset = gpiod_hwgpio(line->desc);
linereq_put_event(lr, &le);
@@ -700,7 +676,7 @@ static enum hte_return process_hw_ts(struct hte_ts_data *ts, void *p)
if (READ_ONCE(line->sw_debounced)) {
line->total_discard_seq++;
line->last_seqno = ts->seq;
- mod_delayed_work(system_wq, &line->work,
+ mod_delayed_work(system_percpu_wq, &line->work,
usecs_to_jiffies(READ_ONCE(line->desc->debounce_period_us)));
} else {
if (unlikely(ts->seq < line->line_seqno))
@@ -725,11 +701,11 @@ static int hte_edge_setup(struct line *line, u64 eflags)
struct hte_ts_desc *hdesc = &line->hdesc;
if (eflags & GPIO_V2_LINE_FLAG_EDGE_RISING)
- flags |= test_bit(FLAG_ACTIVE_LOW, &line->desc->flags) ?
+ flags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &line->desc->flags) ?
HTE_FALLING_EDGE_TS :
HTE_RISING_EDGE_TS;
if (eflags & GPIO_V2_LINE_FLAG_EDGE_FALLING)
- flags |= test_bit(FLAG_ACTIVE_LOW, &line->desc->flags) ?
+ flags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &line->desc->flags) ?
HTE_RISING_EDGE_TS :
HTE_FALLING_EDGE_TS;
@@ -793,7 +769,7 @@ static irqreturn_t edge_irq_thread(int irq, void *p)
line->line_seqno++;
le.line_seqno = line->line_seqno;
le.seqno = (lr->num_lines == 1) ? le.line_seqno : line->req_seqno;
- le.offset = gpio_chip_hwgpio(line->desc);
+ le.offset = gpiod_hwgpio(line->desc);
linereq_put_event(lr, &le);
@@ -831,7 +807,7 @@ static bool debounced_value(struct line *line)
*/
value = READ_ONCE(line->level);
- if (test_bit(FLAG_ACTIVE_LOW, &line->desc->flags))
+ if (test_bit(GPIOD_FLAG_ACTIVE_LOW, &line->desc->flags))
value = !value;
return value;
@@ -841,7 +817,7 @@ static irqreturn_t debounce_irq_handler(int irq, void *p)
{
struct line *line = p;
- mod_delayed_work(system_wq, &line->work,
+ mod_delayed_work(system_percpu_wq, &line->work,
usecs_to_jiffies(READ_ONCE(line->desc->debounce_period_us)));
return IRQ_HANDLED;
@@ -891,7 +867,7 @@ static void debounce_work_func(struct work_struct *work)
lr = line->req;
le.timestamp_ns = line_event_timestamp(line);
- le.offset = gpio_chip_hwgpio(line->desc);
+ le.offset = gpiod_hwgpio(line->desc);
#ifdef CONFIG_HTE
if (edflags & GPIO_V2_LINE_FLAG_EVENT_CLOCK_HTE) {
/* discard events except the last one */
@@ -939,7 +915,7 @@ static int debounce_setup(struct line *line, unsigned int debounce_period_us)
return level;
if (!(IS_ENABLED(CONFIG_HTE) &&
- test_bit(FLAG_EVENT_CLOCK_HTE, &line->desc->flags))) {
+ test_bit(GPIOD_FLAG_EVENT_CLOCK_HTE, &line->desc->flags))) {
irq = gpiod_to_irq(line->desc);
if (irq < 0)
return -ENXIO;
@@ -1061,10 +1037,10 @@ static int edge_detector_setup(struct line *line,
return -ENXIO;
if (eflags & GPIO_V2_LINE_FLAG_EDGE_RISING)
- irqflags |= test_bit(FLAG_ACTIVE_LOW, &line->desc->flags) ?
+ irqflags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &line->desc->flags) ?
IRQF_TRIGGER_FALLING : IRQF_TRIGGER_RISING;
if (eflags & GPIO_V2_LINE_FLAG_EDGE_FALLING)
- irqflags |= test_bit(FLAG_ACTIVE_LOW, &line->desc->flags) ?
+ irqflags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &line->desc->flags) ?
IRQF_TRIGGER_RISING : IRQF_TRIGGER_FALLING;
irqflags |= IRQF_ONESHOT;
@@ -1237,34 +1213,34 @@ static void gpio_v2_line_config_flags_to_desc_flags(u64 lflags,
{
unsigned long flags = READ_ONCE(*flagsp);
- assign_bit(FLAG_ACTIVE_LOW, &flags,
+ assign_bit(GPIOD_FLAG_ACTIVE_LOW, &flags,
lflags & GPIO_V2_LINE_FLAG_ACTIVE_LOW);
if (lflags & GPIO_V2_LINE_FLAG_OUTPUT)
- set_bit(FLAG_IS_OUT, &flags);
+ set_bit(GPIOD_FLAG_IS_OUT, &flags);
else if (lflags & GPIO_V2_LINE_FLAG_INPUT)
- clear_bit(FLAG_IS_OUT, &flags);
+ clear_bit(GPIOD_FLAG_IS_OUT, &flags);
- assign_bit(FLAG_EDGE_RISING, &flags,
+ assign_bit(GPIOD_FLAG_EDGE_RISING, &flags,
lflags & GPIO_V2_LINE_FLAG_EDGE_RISING);
- assign_bit(FLAG_EDGE_FALLING, &flags,
+ assign_bit(GPIOD_FLAG_EDGE_FALLING, &flags,
lflags & GPIO_V2_LINE_FLAG_EDGE_FALLING);
- assign_bit(FLAG_OPEN_DRAIN, &flags,
+ assign_bit(GPIOD_FLAG_OPEN_DRAIN, &flags,
lflags & GPIO_V2_LINE_FLAG_OPEN_DRAIN);
- assign_bit(FLAG_OPEN_SOURCE, &flags,
+ assign_bit(GPIOD_FLAG_OPEN_SOURCE, &flags,
lflags & GPIO_V2_LINE_FLAG_OPEN_SOURCE);
- assign_bit(FLAG_PULL_UP, &flags,
+ assign_bit(GPIOD_FLAG_PULL_UP, &flags,
lflags & GPIO_V2_LINE_FLAG_BIAS_PULL_UP);
- assign_bit(FLAG_PULL_DOWN, &flags,
+ assign_bit(GPIOD_FLAG_PULL_DOWN, &flags,
lflags & GPIO_V2_LINE_FLAG_BIAS_PULL_DOWN);
- assign_bit(FLAG_BIAS_DISABLE, &flags,
+ assign_bit(GPIOD_FLAG_BIAS_DISABLE, &flags,
lflags & GPIO_V2_LINE_FLAG_BIAS_DISABLED);
- assign_bit(FLAG_EVENT_CLOCK_REALTIME, &flags,
+ assign_bit(GPIOD_FLAG_EVENT_CLOCK_REALTIME, &flags,
lflags & GPIO_V2_LINE_FLAG_EVENT_CLOCK_REALTIME);
- assign_bit(FLAG_EVENT_CLOCK_HTE, &flags,
+ assign_bit(GPIOD_FLAG_EVENT_CLOCK_HTE, &flags,
lflags & GPIO_V2_LINE_FLAG_EVENT_CLOCK_HTE);
WRITE_ONCE(*flagsp, flags);
@@ -1591,7 +1567,7 @@ static void linereq_show_fdinfo(struct seq_file *out, struct file *file)
for (i = 0; i < lr->num_lines; i++)
seq_printf(out, "gpio-line:\t%d\n",
- gpio_chip_hwgpio(lr->lines[i].desc));
+ gpiod_hwgpio(lr->lines[i].desc));
}
#endif
@@ -2115,10 +2091,10 @@ static int lineevent_create(struct gpio_device *gdev, void __user *ip)
}
if (eflags & GPIOEVENT_REQUEST_RISING_EDGE)
- irqflags |= test_bit(FLAG_ACTIVE_LOW, &desc->flags) ?
+ irqflags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags) ?
IRQF_TRIGGER_FALLING : IRQF_TRIGGER_RISING;
if (eflags & GPIOEVENT_REQUEST_FALLING_EDGE)
- irqflags |= test_bit(FLAG_ACTIVE_LOW, &desc->flags) ?
+ irqflags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags) ?
IRQF_TRIGGER_RISING : IRQF_TRIGGER_FALLING;
irqflags |= IRQF_ONESHOT;
@@ -2244,7 +2220,7 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc,
return;
memset(info, 0, sizeof(*info));
- info->offset = gpio_chip_hwgpio(desc);
+ info->offset = gpiod_hwgpio(desc);
if (desc->name)
strscpy(info->name, desc->name, sizeof(info->name));
@@ -2253,7 +2229,7 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc,
scoped_guard(srcu, &desc->gdev->desc_srcu) {
label = gpiod_get_label(desc);
- if (label && test_bit(FLAG_REQUESTED, &dflags))
+ if (label && test_bit(GPIOD_FLAG_REQUESTED, &dflags))
strscpy(info->consumer, label,
sizeof(info->consumer));
}
@@ -2270,10 +2246,10 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc,
* The definitive test that a line is available to userspace is to
* request it.
*/
- if (test_bit(FLAG_REQUESTED, &dflags) ||
- test_bit(FLAG_IS_HOGGED, &dflags) ||
- test_bit(FLAG_EXPORT, &dflags) ||
- test_bit(FLAG_SYSFS, &dflags) ||
+ if (test_bit(GPIOD_FLAG_REQUESTED, &dflags) ||
+ test_bit(GPIOD_FLAG_IS_HOGGED, &dflags) ||
+ test_bit(GPIOD_FLAG_EXPORT, &dflags) ||
+ test_bit(GPIOD_FLAG_SYSFS, &dflags) ||
!gpiochip_line_is_valid(guard.gc, info->offset)) {
info->flags |= GPIO_V2_LINE_FLAG_USED;
} else if (!atomic) {
@@ -2281,34 +2257,34 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc,
info->flags |= GPIO_V2_LINE_FLAG_USED;
}
- if (test_bit(FLAG_IS_OUT, &dflags))
+ if (test_bit(GPIOD_FLAG_IS_OUT, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_OUTPUT;
else
info->flags |= GPIO_V2_LINE_FLAG_INPUT;
- if (test_bit(FLAG_ACTIVE_LOW, &dflags))
+ if (test_bit(GPIOD_FLAG_ACTIVE_LOW, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_ACTIVE_LOW;
- if (test_bit(FLAG_OPEN_DRAIN, &dflags))
+ if (test_bit(GPIOD_FLAG_OPEN_DRAIN, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_OPEN_DRAIN;
- if (test_bit(FLAG_OPEN_SOURCE, &dflags))
+ if (test_bit(GPIOD_FLAG_OPEN_SOURCE, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_OPEN_SOURCE;
- if (test_bit(FLAG_BIAS_DISABLE, &dflags))
+ if (test_bit(GPIOD_FLAG_BIAS_DISABLE, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_BIAS_DISABLED;
- if (test_bit(FLAG_PULL_DOWN, &dflags))
+ if (test_bit(GPIOD_FLAG_PULL_DOWN, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_BIAS_PULL_DOWN;
- if (test_bit(FLAG_PULL_UP, &dflags))
+ if (test_bit(GPIOD_FLAG_PULL_UP, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_BIAS_PULL_UP;
- if (test_bit(FLAG_EDGE_RISING, &dflags))
+ if (test_bit(GPIOD_FLAG_EDGE_RISING, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_EDGE_RISING;
- if (test_bit(FLAG_EDGE_FALLING, &dflags))
+ if (test_bit(GPIOD_FLAG_EDGE_FALLING, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_EDGE_FALLING;
- if (test_bit(FLAG_EVENT_CLOCK_REALTIME, &dflags))
+ if (test_bit(GPIOD_FLAG_EVENT_CLOCK_REALTIME, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_EVENT_CLOCK_REALTIME;
- else if (test_bit(FLAG_EVENT_CLOCK_HTE, &dflags))
+ else if (test_bit(GPIOD_FLAG_EVENT_CLOCK_HTE, &dflags))
info->flags |= GPIO_V2_LINE_FLAG_EVENT_CLOCK_HTE;
debounce_period_us = READ_ONCE(desc->debounce_period_us);
@@ -2548,8 +2524,15 @@ static int lineinfo_changed_notify(struct notifier_block *nb,
container_of(nb, struct gpio_chardev_data, lineinfo_changed_nb);
struct lineinfo_changed_ctx *ctx;
struct gpio_desc *desc = data;
+ struct file *fp;
+
+ if (!test_bit(gpiod_hwgpio(desc), cdev->watched_lines))
+ return NOTIFY_DONE;
- if (!test_bit(gpio_chip_hwgpio(desc), cdev->watched_lines))
+ /* Keep the file descriptor alive for the duration of the notification. */
+ fp = get_file_active(&cdev->fp);
+ if (!fp)
+ /* Chardev file descriptor was or is being released. */
return NOTIFY_DONE;
/*
@@ -2575,8 +2558,6 @@ static int lineinfo_changed_notify(struct notifier_block *nb,
/* Keep the GPIO device alive until we emit the event. */
ctx->gdev = gpio_device_get(desc->gdev);
ctx->cdev = cdev;
- /* Keep the file descriptor alive too. */
- get_file(ctx->cdev->fp);
INIT_WORK(&ctx->work, lineinfo_changed_func);
queue_work(ctx->gdev->line_state_wq, &ctx->work);
@@ -2823,7 +2804,7 @@ int gpiolib_cdev_register(struct gpio_device *gdev, dev_t devt)
if (!gc)
return -ENODEV;
- chip_dbg(gc, "added GPIO chardev (%d:%d)\n", MAJOR(devt), gdev->id);
+ gpiochip_dbg(gc, "added GPIO chardev (%d:%d)\n", MAJOR(devt), gdev->id);
return 0;
}
diff --git a/drivers/gpio/gpiolib-legacy.c b/drivers/gpio/gpiolib-legacy.c
index 3bc93ccadb5b..ef3f2ef30cf2 100644
--- a/drivers/gpio/gpiolib-legacy.c
+++ b/drivers/gpio/gpiolib-legacy.c
@@ -34,30 +34,20 @@ EXPORT_SYMBOL_GPL(gpio_free);
*/
int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)
{
- struct gpio_desc *desc;
int err;
- /* Compatibility: assume unavailable "valid" GPIOs will appear later */
- desc = gpio_to_desc(gpio);
- if (!desc)
- return -EPROBE_DEFER;
-
- err = gpiod_request(desc, label);
+ err = gpio_request(gpio, label);
if (err)
return err;
if (flags & GPIOF_IN)
- err = gpiod_direction_input(desc);
+ err = gpio_direction_input(gpio);
else
- err = gpiod_direction_output_raw(desc, !!(flags & GPIOF_OUT_INIT_HIGH));
+ err = gpio_direction_output(gpio, !!(flags & GPIOF_OUT_INIT_HIGH));
if (err)
- goto free_gpio;
-
- return 0;
+ gpio_free(gpio);
- free_gpio:
- gpiod_free(desc);
return err;
}
EXPORT_SYMBOL_GPL(gpio_request_one);
@@ -78,11 +68,9 @@ int gpio_request(unsigned gpio, const char *label)
}
EXPORT_SYMBOL_GPL(gpio_request);
-static void devm_gpio_release(struct device *dev, void *res)
+static void devm_gpio_release(void *gpio)
{
- unsigned *gpio = res;
-
- gpio_free(*gpio);
+ gpio_free((unsigned)(unsigned long)gpio);
}
/**
@@ -100,22 +88,22 @@ static void devm_gpio_release(struct device *dev, void *res)
int devm_gpio_request_one(struct device *dev, unsigned gpio,
unsigned long flags, const char *label)
{
- unsigned *dr;
int rc;
- dr = devres_alloc(devm_gpio_release, sizeof(unsigned), GFP_KERNEL);
- if (!dr)
- return -ENOMEM;
+ rc = gpio_request(gpio, label);
+ if (rc)
+ return rc;
+
+ if (flags & GPIOF_IN)
+ rc = gpio_direction_input(gpio);
+ else
+ rc = gpio_direction_output(gpio, !!(flags & GPIOF_OUT_INIT_HIGH));
- rc = gpio_request_one(gpio, flags, label);
if (rc) {
- devres_free(dr);
+ gpio_free(gpio);
return rc;
}
- *dr = gpio;
- devres_add(dev, dr);
-
- return 0;
+ return devm_add_action_or_reset(dev, devm_gpio_release, (void *)(unsigned long)gpio);
}
EXPORT_SYMBOL_GPL(devm_gpio_request_one);
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 37ab78243fab..8657379e9165 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -878,7 +878,7 @@ static void of_gpiochip_remove_hog(struct gpio_chip *chip,
{
struct gpio_desc *desc;
- for_each_gpio_desc_with_flag(chip, desc, FLAG_IS_HOGGED)
+ for_each_gpio_desc_with_flag(chip, desc, GPIOD_FLAG_IS_HOGGED)
if (READ_ONCE(desc->hog) == hog)
gpiochip_free_own_desc(desc);
}
@@ -1031,85 +1031,6 @@ static int of_gpio_threecell_xlate(struct gpio_chip *gc,
return gpiospec->args[1];
}
-#if IS_ENABLED(CONFIG_OF_GPIO_MM_GPIOCHIP)
-#include <linux/gpio/legacy-of-mm-gpiochip.h>
-/**
- * of_mm_gpiochip_add_data - Add memory mapped GPIO chip (bank)
- * @np: device node of the GPIO chip
- * @mm_gc: pointer to the of_mm_gpio_chip allocated structure
- * @data: driver data to store in the struct gpio_chip
- *
- * To use this function you should allocate and fill mm_gc with:
- *
- * 1) In the gpio_chip structure:
- * - all the callbacks
- * - of_gpio_n_cells
- * - of_xlate callback (optional)
- *
- * 3) In the of_mm_gpio_chip structure:
- * - save_regs callback (optional)
- *
- * If succeeded, this function will map bank's memory and will
- * do all necessary work for you. Then you'll able to use .regs
- * to manage GPIOs from the callbacks.
- *
- * Returns:
- * 0 on success, or negative errno on failure.
- */
-int of_mm_gpiochip_add_data(struct device_node *np,
- struct of_mm_gpio_chip *mm_gc,
- void *data)
-{
- int ret = -ENOMEM;
- struct gpio_chip *gc = &mm_gc->gc;
-
- gc->label = kasprintf(GFP_KERNEL, "%pOF", np);
- if (!gc->label)
- goto err0;
-
- mm_gc->regs = of_iomap(np, 0);
- if (!mm_gc->regs)
- goto err1;
-
- gc->base = -1;
-
- if (mm_gc->save_regs)
- mm_gc->save_regs(mm_gc);
-
- fwnode_handle_put(mm_gc->gc.fwnode);
- mm_gc->gc.fwnode = fwnode_handle_get(of_fwnode_handle(np));
-
- ret = gpiochip_add_data(gc, data);
- if (ret)
- goto err2;
-
- return 0;
-err2:
- of_node_put(np);
- iounmap(mm_gc->regs);
-err1:
- kfree(gc->label);
-err0:
- pr_err("%pOF: GPIO chip registration failed with status %d\n", np, ret);
- return ret;
-}
-EXPORT_SYMBOL_GPL(of_mm_gpiochip_add_data);
-
-/**
- * of_mm_gpiochip_remove - Remove memory mapped GPIO chip (bank)
- * @mm_gc: pointer to the of_mm_gpio_chip allocated structure
- */
-void of_mm_gpiochip_remove(struct of_mm_gpio_chip *mm_gc)
-{
- struct gpio_chip *gc = &mm_gc->gc;
-
- gpiochip_remove(gc);
- iounmap(mm_gc->regs);
- kfree(gc->label);
-}
-EXPORT_SYMBOL_GPL(of_mm_gpiochip_remove);
-#endif
-
#ifdef CONFIG_PINCTRL
static int of_gpiochip_add_pin_range(struct gpio_chip *chip)
{
diff --git a/drivers/gpio/gpiolib-shared.c b/drivers/gpio/gpiolib-shared.c
new file mode 100644
index 000000000000..8bdd107b1ad1
--- /dev/null
+++ b/drivers/gpio/gpiolib-shared.c
@@ -0,0 +1,656 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2025 Linaro Ltd.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/auxiliary_bus.h>
+#include <linux/cleanup.h>
+#include <linux/device.h>
+#include <linux/fwnode.h>
+#include <linux/gpio/consumer.h>
+#include <linux/gpio/machine.h>
+#include <linux/idr.h>
+#include <linux/kref.h>
+#include <linux/list.h>
+#include <linux/lockdep.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/of.h>
+#include <linux/overflow.h>
+#include <linux/printk.h>
+#include <linux/property.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+
+#include "gpiolib.h"
+#include "gpiolib-shared.h"
+
+/* Represents a single reference to a GPIO pin. */
+struct gpio_shared_ref {
+ struct list_head list;
+ /* Firmware node associated with this GPIO's consumer. */
+ struct fwnode_handle *fwnode;
+ /* GPIO flags this consumer uses for the request. */
+ enum gpiod_flags flags;
+ char *con_id;
+ int dev_id;
+ struct auxiliary_device adev;
+ struct gpiod_lookup_table *lookup;
+};
+
+/* Represents a single GPIO pin. */
+struct gpio_shared_entry {
+ struct list_head list;
+ /* Firmware node associated with the GPIO controller. */
+ struct fwnode_handle *fwnode;
+ /* Hardware offset of the GPIO within its chip. */
+ unsigned int offset;
+ /* Index in the property value array. */
+ size_t index;
+ struct mutex lock;
+ struct gpio_shared_desc *shared_desc;
+ struct kref ref;
+ struct list_head refs;
+};
+
+static LIST_HEAD(gpio_shared_list);
+static DEFINE_MUTEX(gpio_shared_lock);
+static DEFINE_IDA(gpio_shared_ida);
+
+#if IS_ENABLED(CONFIG_OF)
+static struct gpio_shared_entry *
+gpio_shared_find_entry(struct fwnode_handle *controller_node,
+ unsigned int offset)
+{
+ struct gpio_shared_entry *entry;
+
+ list_for_each_entry(entry, &gpio_shared_list, list) {
+ if (entry->fwnode == controller_node && entry->offset == offset)
+ return entry;
+ }
+
+ return NULL;
+}
+
+/* Handle all special nodes that we should ignore. */
+static bool gpio_shared_of_node_ignore(struct device_node *node)
+{
+ /*
+ * __symbols__ is a special, internal node and should not be considered
+ * when scanning for shared GPIOs.
+ */
+ if (of_node_name_eq(node, "__symbols__"))
+ return true;
+
+ /*
+ * GPIO hogs have a "gpios" property which is not a phandle and can't
+ * possibly refer to a shared GPIO.
+ */
+ if (of_property_present(node, "gpio-hog"))
+ return true;
+
+ return false;
+}
+
+static int gpio_shared_of_traverse(struct device_node *curr)
+{
+ struct gpio_shared_entry *entry;
+ size_t con_id_len, suffix_len;
+ struct fwnode_handle *fwnode;
+ struct of_phandle_args args;
+ struct property *prop;
+ unsigned int offset;
+ const char *suffix;
+ int ret, count, i;
+
+ if (gpio_shared_of_node_ignore(curr))
+ return 0;
+
+ for_each_property_of_node(curr, prop) {
+ /*
+ * The standard name for a GPIO property is "foo-gpios"
+ * or "foo-gpio". Some bindings also use "gpios" or "gpio".
+ * There are some legacy device-trees which have a different
+ * naming convention and for which we have rename quirks in
+ * place in gpiolib-of.c. I don't think any of them require
+ * support for shared GPIOs so for now let's just ignore
+ * them. We can always just export the quirk list and
+ * iterate over it here.
+ */
+ if (!strends(prop->name, "-gpios") &&
+ !strends(prop->name, "-gpio") &&
+ strcmp(prop->name, "gpios") != 0 &&
+ strcmp(prop->name, "gpio") != 0)
+ continue;
+
+ count = of_count_phandle_with_args(curr, prop->name,
+ "#gpio-cells");
+ if (count <= 0)
+ continue;
+
+ for (i = 0; i < count; i++) {
+ struct device_node *np __free(device_node) = NULL;
+
+ ret = of_parse_phandle_with_args(curr, prop->name,
+ "#gpio-cells", i,
+ &args);
+ if (ret)
+ continue;
+
+ np = args.np;
+
+ if (!of_property_present(np, "gpio-controller"))
+ continue;
+
+ /*
+ * We support 1, 2 and 3 cell GPIO bindings in the
+ * kernel currently. There's only one old MIPS dts that
+ * has a one-cell binding but there's no associated
+ * consumer so it may as well be an error. There don't
+ * seem to be any 3-cell users of non-exclusive GPIOs,
+ * so we can skip this as well. Let's occupy ourselves
+ * with the predominant 2-cell binding with the first
+ * cell indicating the hardware offset of the GPIO and
+ * the second defining the GPIO flags of the request.
+ */
+ if (args.args_count != 2)
+ continue;
+
+ fwnode = of_fwnode_handle(args.np);
+ offset = args.args[0];
+
+ entry = gpio_shared_find_entry(fwnode, offset);
+ if (!entry) {
+ entry = kzalloc(sizeof(*entry), GFP_KERNEL);
+ if (!entry)
+ return -ENOMEM;
+
+ entry->fwnode = fwnode_handle_get(fwnode);
+ entry->offset = offset;
+ entry->index = count;
+ INIT_LIST_HEAD(&entry->refs);
+ mutex_init(&entry->lock);
+
+ list_add_tail(&entry->list, &gpio_shared_list);
+ }
+
+ struct gpio_shared_ref *ref __free(kfree) =
+ kzalloc(sizeof(*ref), GFP_KERNEL);
+ if (!ref)
+ return -ENOMEM;
+
+ ref->fwnode = fwnode_handle_get(of_fwnode_handle(curr));
+ ref->flags = args.args[1];
+
+ if (strends(prop->name, "gpios"))
+ suffix = "-gpios";
+ else if (strends(prop->name, "gpio"))
+ suffix = "-gpio";
+ else
+ suffix = NULL;
+ if (!suffix)
+ continue;
+
+ /* We only set con_id if there's actually one. */
+ if (strcmp(prop->name, "gpios") && strcmp(prop->name, "gpio")) {
+ ref->con_id = kstrdup(prop->name, GFP_KERNEL);
+ if (!ref->con_id)
+ return -ENOMEM;
+
+ con_id_len = strlen(ref->con_id);
+ suffix_len = strlen(suffix);
+
+ ref->con_id[con_id_len - suffix_len] = '\0';
+ }
+
+ ref->dev_id = ida_alloc(&gpio_shared_ida, GFP_KERNEL);
+ if (ref->dev_id < 0) {
+ kfree(ref->con_id);
+ return -ENOMEM;
+ }
+
+ if (!list_empty(&entry->refs))
+ pr_debug("GPIO %u at %s is shared by multiple firmware nodes\n",
+ entry->offset, fwnode_get_name(entry->fwnode));
+
+ list_add_tail(&no_free_ptr(ref)->list, &entry->refs);
+ }
+ }
+
+ for_each_child_of_node_scoped(curr, child) {
+ ret = gpio_shared_of_traverse(child);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int gpio_shared_of_scan(void)
+{
+ if (of_root)
+ return gpio_shared_of_traverse(of_root);
+
+ return 0;
+}
+#else
+static int gpio_shared_of_scan(void)
+{
+ return 0;
+}
+#endif /* CONFIG_OF */
+
+static void gpio_shared_adev_release(struct device *dev)
+{
+
+}
+
+static int gpio_shared_make_adev(struct gpio_device *gdev,
+ struct gpio_shared_entry *entry,
+ struct gpio_shared_ref *ref)
+{
+ struct auxiliary_device *adev = &ref->adev;
+ int ret;
+
+ lockdep_assert_held(&gpio_shared_lock);
+
+ memset(adev, 0, sizeof(*adev));
+
+ adev->id = ref->dev_id;
+ adev->name = "proxy";
+ adev->dev.parent = gdev->dev.parent;
+ adev->dev.platform_data = entry;
+ adev->dev.release = gpio_shared_adev_release;
+
+ ret = auxiliary_device_init(adev);
+ if (ret)
+ return ret;
+
+ ret = auxiliary_device_add(adev);
+ if (ret) {
+ auxiliary_device_uninit(adev);
+ return ret;
+ }
+
+ pr_debug("Created an auxiliary GPIO proxy %s for GPIO device %s\n",
+ dev_name(&adev->dev), gpio_device_get_label(gdev));
+
+ return 0;
+}
+
+#if IS_ENABLED(CONFIG_RESET_GPIO)
+/*
+ * Special case: reset-gpio is an auxiliary device that's created dynamically
+ * and put in between the GPIO controller and consumers of shared GPIOs
+ * referred to by the "reset-gpios" property.
+ *
+ * If the supposed consumer of a shared GPIO didn't match any of the mappings
+ * we created when scanning the firmware nodes, it's still possible that it's
+ * the reset-gpio device which didn't exist at the time of the scan.
+ *
+ * This function verifies it an return true if it's the case.
+ */
+static bool gpio_shared_dev_is_reset_gpio(struct device *consumer,
+ struct gpio_shared_entry *entry,
+ struct gpio_shared_ref *ref)
+{
+ struct fwnode_handle *reset_fwnode = dev_fwnode(consumer);
+ struct fwnode_reference_args ref_args, aux_args;
+ struct device *parent = consumer->parent;
+ bool match;
+ int ret;
+
+ /* The reset-gpio device must have a parent AND a firmware node. */
+ if (!parent || !reset_fwnode)
+ return false;
+
+ /*
+ * FIXME: use device_is_compatible() once the reset-gpio drivers gains
+ * a compatible string which it currently does not have.
+ */
+ if (!strstarts(dev_name(consumer), "reset.gpio."))
+ return false;
+
+ /*
+ * Parent of the reset-gpio auxiliary device is the GPIO chip whose
+ * fwnode we stored in the entry structure.
+ */
+ if (!device_match_fwnode(parent, entry->fwnode))
+ return false;
+
+ /*
+ * The device associated with the shared reference's firmware node is
+ * the consumer of the reset control exposed by the reset-gpio device.
+ * It must have a "reset-gpios" property that's referencing the entry's
+ * firmware node.
+ *
+ * The reference args must agree between the real consumer and the
+ * auxiliary reset-gpio device.
+ */
+ ret = fwnode_property_get_reference_args(ref->fwnode, "reset-gpios",
+ NULL, 2, 0, &ref_args);
+ if (ret)
+ return false;
+
+ ret = fwnode_property_get_reference_args(reset_fwnode, "reset-gpios",
+ NULL, 2, 0, &aux_args);
+ if (ret) {
+ fwnode_handle_put(ref_args.fwnode);
+ return false;
+ }
+
+ match = ((ref_args.fwnode == entry->fwnode) &&
+ (aux_args.fwnode == entry->fwnode) &&
+ (ref_args.args[0] == aux_args.args[0]));
+
+ fwnode_handle_put(ref_args.fwnode);
+ fwnode_handle_put(aux_args.fwnode);
+ return match;
+}
+#else
+static bool gpio_shared_dev_is_reset_gpio(struct device *consumer,
+ struct gpio_shared_entry *entry,
+ struct gpio_shared_ref *ref)
+{
+ return false;
+}
+#endif /* CONFIG_RESET_GPIO */
+
+int gpio_shared_add_proxy_lookup(struct device *consumer, unsigned long lflags)
+{
+ const char *dev_id = dev_name(consumer);
+ struct gpio_shared_entry *entry;
+ struct gpio_shared_ref *ref;
+
+ struct gpiod_lookup_table *lookup __free(kfree) =
+ kzalloc(struct_size(lookup, table, 2), GFP_KERNEL);
+ if (!lookup)
+ return -ENOMEM;
+
+ guard(mutex)(&gpio_shared_lock);
+
+ list_for_each_entry(entry, &gpio_shared_list, list) {
+ list_for_each_entry(ref, &entry->refs, list) {
+ if (!device_match_fwnode(consumer, ref->fwnode) &&
+ !gpio_shared_dev_is_reset_gpio(consumer, entry, ref))
+ continue;
+
+ /* We've already done that on a previous request. */
+ if (ref->lookup)
+ return 0;
+
+ char *key __free(kfree) =
+ kasprintf(GFP_KERNEL,
+ KBUILD_MODNAME ".proxy.%u",
+ ref->adev.id);
+ if (!key)
+ return -ENOMEM;
+
+ pr_debug("Adding machine lookup entry for a shared GPIO for consumer %s, with key '%s' and con_id '%s'\n",
+ dev_id, key, ref->con_id ?: "none");
+
+ lookup->dev_id = dev_id;
+ lookup->table[0] = GPIO_LOOKUP(no_free_ptr(key), 0,
+ ref->con_id, lflags);
+
+ gpiod_add_lookup_table(no_free_ptr(lookup));
+
+ return 0;
+ }
+ }
+
+ /* We warn here because this can only happen if the programmer borked. */
+ WARN_ON(1);
+ return -ENOENT;
+}
+
+static void gpio_shared_remove_adev(struct auxiliary_device *adev)
+{
+ lockdep_assert_held(&gpio_shared_lock);
+
+ auxiliary_device_uninit(adev);
+ auxiliary_device_delete(adev);
+}
+
+int gpio_device_setup_shared(struct gpio_device *gdev)
+{
+ struct gpio_shared_entry *entry;
+ struct gpio_shared_ref *ref;
+ unsigned long *flags;
+ int ret;
+
+ guard(mutex)(&gpio_shared_lock);
+
+ list_for_each_entry(entry, &gpio_shared_list, list) {
+ list_for_each_entry(ref, &entry->refs, list) {
+ if (gdev->dev.parent == &ref->adev.dev) {
+ /*
+ * This is a shared GPIO proxy. Mark its
+ * descriptor as such and return here.
+ */
+ __set_bit(GPIOD_FLAG_SHARED_PROXY,
+ &gdev->descs[0].flags);
+ return 0;
+ }
+ }
+ }
+
+ /*
+ * This is not a shared GPIO proxy but it still may be the device
+ * exposing shared pins. Find them and create the proxy devices.
+ */
+ list_for_each_entry(entry, &gpio_shared_list, list) {
+ if (!device_match_fwnode(&gdev->dev, entry->fwnode))
+ continue;
+
+ if (list_count_nodes(&entry->refs) <= 1)
+ continue;
+
+ flags = &gdev->descs[entry->offset].flags;
+
+ __set_bit(GPIOD_FLAG_SHARED, flags);
+ /*
+ * Shared GPIOs are not requested via the normal path. Make
+ * them inaccessible to anyone even before we register the
+ * chip.
+ */
+ __set_bit(GPIOD_FLAG_REQUESTED, flags);
+
+ pr_debug("GPIO %u owned by %s is shared by multiple consumers\n",
+ entry->offset, gpio_device_get_label(gdev));
+
+ list_for_each_entry(ref, &entry->refs, list) {
+ pr_debug("Setting up a shared GPIO entry for %s\n",
+ fwnode_get_name(ref->fwnode));
+
+ ret = gpio_shared_make_adev(gdev, entry, ref);
+ if (ret)
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+void gpio_device_teardown_shared(struct gpio_device *gdev)
+{
+ struct gpio_shared_entry *entry;
+ struct gpio_shared_ref *ref;
+
+ guard(mutex)(&gpio_shared_lock);
+
+ list_for_each_entry(entry, &gpio_shared_list, list) {
+ if (!device_match_fwnode(&gdev->dev, entry->fwnode))
+ continue;
+
+ list_for_each_entry(ref, &entry->refs, list) {
+ gpiod_remove_lookup_table(ref->lookup);
+ kfree(ref->lookup->table[0].key);
+ kfree(ref->lookup);
+ ref->lookup = NULL;
+ gpio_shared_remove_adev(&ref->adev);
+ }
+ }
+}
+
+static void gpio_shared_release(struct kref *kref)
+{
+ struct gpio_shared_entry *entry =
+ container_of(kref, struct gpio_shared_entry, ref);
+ struct gpio_shared_desc *shared_desc;
+
+ guard(mutex)(&entry->lock);
+
+ shared_desc = entry->shared_desc;
+ gpio_device_put(shared_desc->desc->gdev);
+ if (shared_desc->can_sleep)
+ mutex_destroy(&shared_desc->mutex);
+ kfree(shared_desc);
+ entry->shared_desc = NULL;
+}
+
+static void gpiod_shared_put(void *data)
+{
+ struct gpio_shared_entry *entry = data;
+
+ lockdep_assert_not_held(&gpio_shared_lock);
+
+ kref_put(&entry->ref, gpio_shared_release);
+}
+
+static struct gpio_shared_desc *
+gpiod_shared_desc_create(struct gpio_shared_entry *entry)
+{
+ struct gpio_shared_desc *shared_desc;
+ struct gpio_device *gdev;
+
+ lockdep_assert_held(&entry->lock);
+
+ shared_desc = kzalloc(sizeof(*shared_desc), GFP_KERNEL);
+ if (!shared_desc)
+ return ERR_PTR(-ENOMEM);
+
+ gdev = gpio_device_find_by_fwnode(entry->fwnode);
+ if (!gdev) {
+ kfree(shared_desc);
+ return ERR_PTR(-EPROBE_DEFER);
+ }
+
+ shared_desc->desc = &gdev->descs[entry->offset];
+ shared_desc->can_sleep = gpiod_cansleep(shared_desc->desc);
+ if (shared_desc->can_sleep)
+ mutex_init(&shared_desc->mutex);
+ else
+ spin_lock_init(&shared_desc->spinlock);
+
+ return shared_desc;
+}
+
+struct gpio_shared_desc *devm_gpiod_shared_get(struct device *dev)
+{
+ struct gpio_shared_desc *shared_desc;
+ struct gpio_shared_entry *entry;
+ int ret;
+
+ lockdep_assert_not_held(&gpio_shared_lock);
+
+ entry = dev_get_platdata(dev);
+ if (WARN_ON(!entry))
+ /* Programmer bug */
+ return ERR_PTR(-ENOENT);
+
+ scoped_guard(mutex, &entry->lock) {
+ if (entry->shared_desc) {
+ kref_get(&entry->ref);
+ shared_desc = entry->shared_desc;
+ } else {
+ shared_desc = gpiod_shared_desc_create(entry);
+ if (IS_ERR(shared_desc))
+ return ERR_CAST(shared_desc);
+
+ kref_init(&entry->ref);
+ entry->shared_desc = shared_desc;
+ }
+
+ pr_debug("Device %s acquired a reference to the shared GPIO %u owned by %s\n",
+ dev_name(dev), gpiod_hwgpio(shared_desc->desc),
+ gpio_device_get_label(shared_desc->desc->gdev));
+ }
+
+ ret = devm_add_action_or_reset(dev, gpiod_shared_put, entry);
+ if (ret)
+ return ERR_PTR(ret);
+
+ return shared_desc;
+}
+EXPORT_SYMBOL_GPL(devm_gpiod_shared_get);
+
+static void gpio_shared_drop_ref(struct gpio_shared_ref *ref)
+{
+ list_del(&ref->list);
+ kfree(ref->con_id);
+ ida_free(&gpio_shared_ida, ref->dev_id);
+ fwnode_handle_put(ref->fwnode);
+ kfree(ref);
+}
+
+static void gpio_shared_drop_entry(struct gpio_shared_entry *entry)
+{
+ list_del(&entry->list);
+ mutex_destroy(&entry->lock);
+ fwnode_handle_put(entry->fwnode);
+ kfree(entry);
+}
+
+/*
+ * This is only called if gpio_shared_init() fails so it's in fact __init and
+ * not __exit.
+ */
+static void __init gpio_shared_teardown(void)
+{
+ struct gpio_shared_entry *entry, *epos;
+ struct gpio_shared_ref *ref, *rpos;
+
+ list_for_each_entry_safe(entry, epos, &gpio_shared_list, list) {
+ list_for_each_entry_safe(ref, rpos, &entry->refs, list)
+ gpio_shared_drop_ref(ref);
+
+ gpio_shared_drop_entry(entry);
+ }
+}
+
+static void gpio_shared_free_exclusive(void)
+{
+ struct gpio_shared_entry *entry, *epos;
+
+ list_for_each_entry_safe(entry, epos, &gpio_shared_list, list) {
+ if (list_count_nodes(&entry->refs) > 1)
+ continue;
+
+ gpio_shared_drop_ref(list_first_entry(&entry->refs,
+ struct gpio_shared_ref,
+ list));
+ gpio_shared_drop_entry(entry);
+ }
+}
+
+static int __init gpio_shared_init(void)
+{
+ int ret;
+
+ /* Right now, we only support OF-based systems. */
+ ret = gpio_shared_of_scan();
+ if (ret) {
+ gpio_shared_teardown();
+ pr_err("Failed to scan OF nodes for shared GPIOs: %d\n", ret);
+ return ret;
+ }
+
+ gpio_shared_free_exclusive();
+
+ pr_debug("Finished scanning firmware nodes for shared GPIOs\n");
+ return 0;
+}
+postcore_initcall(gpio_shared_init);
diff --git a/drivers/gpio/gpiolib-shared.h b/drivers/gpio/gpiolib-shared.h
new file mode 100644
index 000000000000..667dbdff3585
--- /dev/null
+++ b/drivers/gpio/gpiolib-shared.h
@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef __LINUX_GPIO_SHARED_H
+#define __LINUX_GPIO_SHARED_H
+
+#include <linux/cleanup.h>
+#include <linux/lockdep.h>
+#include <linux/mutex.h>
+#include <linux/spinlock.h>
+
+struct gpio_device;
+struct gpio_desc;
+struct device;
+
+#if IS_ENABLED(CONFIG_GPIO_SHARED)
+
+int gpio_device_setup_shared(struct gpio_device *gdev);
+void gpio_device_teardown_shared(struct gpio_device *gdev);
+int gpio_shared_add_proxy_lookup(struct device *consumer, unsigned long lflags);
+
+#else
+
+static inline int gpio_device_setup_shared(struct gpio_device *gdev)
+{
+ return 0;
+}
+
+static inline void gpio_device_teardown_shared(struct gpio_device *gdev) { }
+
+static inline int gpio_shared_add_proxy_lookup(struct device *consumer,
+ unsigned long lflags)
+{
+ return 0;
+}
+
+#endif /* CONFIG_GPIO_SHARED */
+
+struct gpio_shared_desc {
+ struct gpio_desc *desc;
+ bool can_sleep;
+ unsigned long cfg;
+ unsigned int usecnt;
+ unsigned int highcnt;
+ union {
+ struct mutex mutex;
+ spinlock_t spinlock;
+ };
+};
+
+struct gpio_shared_desc *devm_gpiod_shared_get(struct device *dev);
+
+DEFINE_LOCK_GUARD_1(gpio_shared_desc_lock, struct gpio_shared_desc,
+ if (_T->lock->can_sleep)
+ mutex_lock(&_T->lock->mutex);
+ else
+ spin_lock_irqsave(&_T->lock->spinlock, _T->flags),
+ if (_T->lock->can_sleep)
+ mutex_unlock(&_T->lock->mutex);
+ else
+ spin_unlock_irqrestore(&_T->lock->spinlock, _T->flags),
+ unsigned long flags)
+
+static inline void gpio_shared_lockdep_assert(struct gpio_shared_desc *shared_desc)
+{
+ if (shared_desc->can_sleep)
+ lockdep_assert_held(&shared_desc->mutex);
+ else
+ lockdep_assert_held(&shared_desc->spinlock);
+}
+
+#endif /* __LINUX_GPIO_SHARED_H */
diff --git a/drivers/gpio/gpiolib-swnode.c b/drivers/gpio/gpiolib-swnode.c
index f21dbc28cf2c..b44f35d68459 100644
--- a/drivers/gpio/gpiolib-swnode.c
+++ b/drivers/gpio/gpiolib-swnode.c
@@ -31,7 +31,7 @@ static struct gpio_device *swnode_get_gpio_device(struct fwnode_handle *fwnode)
gdev_node = to_software_node(fwnode);
if (!gdev_node || !gdev_node->name)
- return ERR_PTR(-EINVAL);
+ goto fwnode_lookup;
/*
* Check for a special node that identifies undefined GPIOs, this is
@@ -41,7 +41,8 @@ static struct gpio_device *swnode_get_gpio_device(struct fwnode_handle *fwnode)
!strcmp(gdev_node->name, GPIOLIB_SWNODE_UNDEFINED_NAME))
return ERR_PTR(-ENOENT);
- gdev = gpio_device_find_by_label(gdev_node->name);
+fwnode_lookup:
+ gdev = gpio_device_find_by_fwnode(fwnode);
return gdev ?: ERR_PTR(-EPROBE_DEFER);
}
diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c
index b64106f1cb7b..cd553acf3055 100644
--- a/drivers/gpio/gpiolib-sysfs.c
+++ b/drivers/gpio/gpiolib-sysfs.c
@@ -131,7 +131,7 @@ static ssize_t direction_show(struct device *dev,
scoped_guard(mutex, &data->mutex) {
gpiod_get_direction(desc);
- value = !!test_bit(FLAG_IS_OUT, &desc->flags);
+ value = !!test_bit(GPIOD_FLAG_IS_OUT, &desc->flags);
}
return sysfs_emit(buf, "%s\n", value ? "out" : "in");
@@ -226,14 +226,14 @@ static int gpio_sysfs_request_irq(struct gpiod_data *data, unsigned char flags)
irq_flags = IRQF_SHARED;
if (flags & GPIO_IRQF_TRIGGER_FALLING) {
- irq_flags |= test_bit(FLAG_ACTIVE_LOW, &desc->flags) ?
+ irq_flags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags) ?
IRQF_TRIGGER_RISING : IRQF_TRIGGER_FALLING;
- set_bit(FLAG_EDGE_FALLING, &desc->flags);
+ set_bit(GPIOD_FLAG_EDGE_FALLING, &desc->flags);
}
if (flags & GPIO_IRQF_TRIGGER_RISING) {
- irq_flags |= test_bit(FLAG_ACTIVE_LOW, &desc->flags) ?
+ irq_flags |= test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags) ?
IRQF_TRIGGER_FALLING : IRQF_TRIGGER_RISING;
- set_bit(FLAG_EDGE_RISING, &desc->flags);
+ set_bit(GPIOD_FLAG_EDGE_RISING, &desc->flags);
}
/*
@@ -244,7 +244,7 @@ static int gpio_sysfs_request_irq(struct gpiod_data *data, unsigned char flags)
* Remove this redundant call (along with the corresponding unlock)
* when those drivers have been fixed.
*/
- ret = gpiochip_lock_as_irq(guard.gc, gpio_chip_hwgpio(desc));
+ ret = gpiochip_lock_as_irq(guard.gc, gpiod_hwgpio(desc));
if (ret < 0)
goto err_clr_bits;
@@ -258,10 +258,10 @@ static int gpio_sysfs_request_irq(struct gpiod_data *data, unsigned char flags)
return 0;
err_unlock:
- gpiochip_unlock_as_irq(guard.gc, gpio_chip_hwgpio(desc));
+ gpiochip_unlock_as_irq(guard.gc, gpiod_hwgpio(desc));
err_clr_bits:
- clear_bit(FLAG_EDGE_RISING, &desc->flags);
- clear_bit(FLAG_EDGE_FALLING, &desc->flags);
+ clear_bit(GPIOD_FLAG_EDGE_RISING, &desc->flags);
+ clear_bit(GPIOD_FLAG_EDGE_FALLING, &desc->flags);
return ret;
}
@@ -280,9 +280,9 @@ static void gpio_sysfs_free_irq(struct gpiod_data *data)
data->irq_flags = 0;
free_irq(data->irq, data);
- gpiochip_unlock_as_irq(guard.gc, gpio_chip_hwgpio(desc));
- clear_bit(FLAG_EDGE_RISING, &desc->flags);
- clear_bit(FLAG_EDGE_FALLING, &desc->flags);
+ gpiochip_unlock_as_irq(guard.gc, gpiod_hwgpio(desc));
+ clear_bit(GPIOD_FLAG_EDGE_RISING, &desc->flags);
+ clear_bit(GPIOD_FLAG_EDGE_FALLING, &desc->flags);
}
static const char *const trigger_names[] = {
@@ -347,10 +347,10 @@ static int gpio_sysfs_set_active_low(struct gpiod_data *data, int value)
struct gpio_desc *desc = data->desc;
int status = 0;
- if (!!test_bit(FLAG_ACTIVE_LOW, &desc->flags) == !!value)
+ if (!!test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags) == !!value)
return 0;
- assign_bit(FLAG_ACTIVE_LOW, &desc->flags, value);
+ assign_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags, value);
/* reconfigure poll(2) support if enabled on one edge only */
if (flags == GPIO_IRQF_TRIGGER_FALLING ||
@@ -373,7 +373,7 @@ static ssize_t active_low_show(struct device *dev,
int value;
scoped_guard(mutex, &data->mutex)
- value = !!test_bit(FLAG_ACTIVE_LOW, &desc->flags);
+ value = !!test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags);
return sysfs_emit(buf, "%d\n", value);
}
@@ -418,7 +418,7 @@ static umode_t gpio_is_visible(struct kobject *kobj, struct attribute *attr,
mode = 0;
if (!data->direction_can_change &&
- test_bit(FLAG_IS_OUT, &data->desc->flags))
+ test_bit(GPIOD_FLAG_IS_OUT, &data->desc->flags))
mode = 0;
#endif /* CONFIG_GPIO_SYSFS_LEGACY */
}
@@ -478,15 +478,15 @@ static int export_gpio_desc(struct gpio_desc *desc)
if (!guard.gc)
return -ENODEV;
- offset = gpio_chip_hwgpio(desc);
+ offset = gpiod_hwgpio(desc);
if (!gpiochip_line_is_valid(guard.gc, offset)) {
pr_debug_ratelimited("%s: GPIO %d masked\n", __func__,
- gpio_chip_hwgpio(desc));
+ gpiod_hwgpio(desc));
return -EINVAL;
}
/*
- * No extra locking here; FLAG_SYSFS just signifies that the
+ * No extra locking here; GPIOD_FLAG_SYSFS just signifies that the
* request and export were done by on behalf of userspace, so
* they may be undone on its behalf too.
*/
@@ -505,7 +505,7 @@ static int export_gpio_desc(struct gpio_desc *desc)
if (ret < 0) {
gpiod_free(desc);
} else {
- set_bit(FLAG_SYSFS, &desc->flags);
+ set_bit(GPIOD_FLAG_SYSFS, &desc->flags);
gpiod_line_state_notify(desc, GPIO_V2_LINE_CHANGED_REQUESTED);
}
@@ -515,11 +515,11 @@ static int export_gpio_desc(struct gpio_desc *desc)
static int unexport_gpio_desc(struct gpio_desc *desc)
{
/*
- * No extra locking here; FLAG_SYSFS just signifies that the
+ * No extra locking here; GPIOD_FLAG_SYSFS just signifies that the
* request and export were done by on behalf of userspace, so
* they may be undone on its behalf too.
*/
- if (!test_and_clear_bit(FLAG_SYSFS, &desc->flags))
+ if (!test_and_clear_bit(GPIOD_FLAG_SYSFS, &desc->flags))
return -EINVAL;
gpiod_unexport(desc);
@@ -748,14 +748,14 @@ int gpiod_export(struct gpio_desc *desc, bool direction_may_change)
if (!guard.gc)
return -ENODEV;
- if (test_and_set_bit(FLAG_EXPORT, &desc->flags))
+ if (test_and_set_bit(GPIOD_FLAG_EXPORT, &desc->flags))
return -EPERM;
gdev = desc->gdev;
guard(mutex)(&sysfs_lock);
- if (!test_bit(FLAG_REQUESTED, &desc->flags)) {
+ if (!test_bit(GPIOD_FLAG_REQUESTED, &desc->flags)) {
gpiod_dbg(desc, "%s: unavailable (not requested)\n", __func__);
status = -EPERM;
goto err_clear_bit;
@@ -823,7 +823,7 @@ int gpiod_export(struct gpio_desc *desc, bool direction_may_change)
}
desc_data->chip_attr_group.name = kasprintf(GFP_KERNEL, "gpio%u",
- gpio_chip_hwgpio(desc));
+ gpiod_hwgpio(desc));
if (!desc_data->chip_attr_group.name) {
status = -ENOMEM;
goto err_put_dirent;
@@ -843,7 +843,7 @@ int gpiod_export(struct gpio_desc *desc, bool direction_may_change)
if (status)
goto err_free_name;
- path = kasprintf(GFP_KERNEL, "gpio%u/value", gpio_chip_hwgpio(desc));
+ path = kasprintf(GFP_KERNEL, "gpio%u/value", gpiod_hwgpio(desc));
if (!path) {
status = -ENOMEM;
goto err_remove_groups;
@@ -866,7 +866,7 @@ err_free_data:
#endif /* CONFIG_GPIO_SYSFS_LEGACY */
kfree(desc_data);
err_clear_bit:
- clear_bit(FLAG_EXPORT, &desc->flags);
+ clear_bit(GPIOD_FLAG_EXPORT, &desc->flags);
gpiod_dbg(desc, "%s: status %d\n", __func__, status);
return status;
}
@@ -937,7 +937,7 @@ void gpiod_unexport(struct gpio_desc *desc)
}
scoped_guard(mutex, &sysfs_lock) {
- if (!test_bit(FLAG_EXPORT, &desc->flags))
+ if (!test_bit(GPIOD_FLAG_EXPORT, &desc->flags))
return;
gdev = gpiod_to_gpio_device(desc);
@@ -956,7 +956,7 @@ void gpiod_unexport(struct gpio_desc *desc)
return;
list_del(&desc_data->list);
- clear_bit(FLAG_EXPORT, &desc->flags);
+ clear_bit(GPIOD_FLAG_EXPORT, &desc->flags);
#if IS_ENABLED(CONFIG_GPIO_SYSFS_LEGACY)
sysfs_put(desc_data->value_kn);
device_unregister(desc_data->dev);
@@ -1073,7 +1073,7 @@ void gpiochip_sysfs_unregister(struct gpio_device *gdev)
return;
/* unregister gpiod class devices owned by sysfs */
- for_each_gpio_desc_with_flag(chip, desc, FLAG_SYSFS) {
+ for_each_gpio_desc_with_flag(chip, desc, GPIOD_FLAG_SYSFS) {
gpiod_unexport(desc);
gpiod_free(desc);
}
@@ -1091,7 +1091,7 @@ static int gpiofind_sysfs_register(struct gpio_chip *gc, const void *data)
ret = gpiochip_sysfs_register(gdev);
if (ret)
- chip_err(gc, "failed to register the sysfs entry: %d\n", ret);
+ gpiochip_err(gc, "failed to register the sysfs entry: %d\n", ret);
return 0;
}
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 0d2b470a252e..91e0c384f34a 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -37,6 +37,7 @@
#include "gpiolib-acpi.h"
#include "gpiolib-cdev.h"
#include "gpiolib-of.h"
+#include "gpiolib-shared.h"
#include "gpiolib-swnode.h"
#include "gpiolib-sysfs.h"
#include "gpiolib.h"
@@ -127,10 +128,10 @@ const char *gpiod_get_label(struct gpio_desc *desc)
label = srcu_dereference_check(desc->label, &desc->gdev->desc_srcu,
srcu_read_lock_held(&desc->gdev->desc_srcu));
- if (test_bit(FLAG_USED_AS_IRQ, &flags))
+ if (test_bit(GPIOD_FLAG_USED_AS_IRQ, &flags))
return label ? label->str : "interrupt";
- if (!test_bit(FLAG_REQUESTED, &flags))
+ if (!test_bit(GPIOD_FLAG_REQUESTED, &flags))
return NULL;
return label ? label->str : NULL;
@@ -235,6 +236,19 @@ int desc_to_gpio(const struct gpio_desc *desc)
}
EXPORT_SYMBOL_GPL(desc_to_gpio);
+/**
+ * gpiod_hwgpio - Return the GPIO number of the passed descriptor relative to
+ * its chip.
+ * @desc: GPIO descriptor
+ *
+ * Returns:
+ * Hardware offset of the GPIO represented by the descriptor.
+ */
+int gpiod_hwgpio(const struct gpio_desc *desc)
+{
+ return desc - &desc->gdev->descs[0];
+}
+EXPORT_SYMBOL_GPL(gpiod_hwgpio);
/**
* gpiod_to_chip - Return the GPIO chip to which a GPIO descriptor belongs
@@ -443,15 +457,15 @@ int gpiod_get_direction(struct gpio_desc *desc)
if (!guard.gc)
return -ENODEV;
- offset = gpio_chip_hwgpio(desc);
+ offset = gpiod_hwgpio(desc);
flags = READ_ONCE(desc->flags);
/*
* Open drain emulation using input mode may incorrectly report
* input here, fix that up.
*/
- if (test_bit(FLAG_OPEN_DRAIN, &flags) &&
- test_bit(FLAG_IS_OUT, &flags))
+ if (test_bit(GPIOD_FLAG_OPEN_DRAIN, &flags) &&
+ test_bit(GPIOD_FLAG_IS_OUT, &flags))
return 0;
if (!guard.gc->get_direction)
@@ -468,7 +482,7 @@ int gpiod_get_direction(struct gpio_desc *desc)
if (ret > 0)
ret = 1;
- assign_bit(FLAG_IS_OUT, &flags, !ret);
+ assign_bit(GPIOD_FLAG_IS_OUT, &flags, !ret);
WRITE_ONCE(desc->flags, flags);
return ret;
@@ -846,7 +860,7 @@ static void gpiochip_free_remaining_irqs(struct gpio_chip *gc)
{
struct gpio_desc *desc;
- for_each_gpio_desc_with_flag(gc, desc, FLAG_USED_AS_IRQ)
+ for_each_gpio_desc_with_flag(gc, desc, GPIOD_FLAG_USED_AS_IRQ)
gpiod_free_irqs(desc);
}
@@ -921,8 +935,8 @@ static void gpiochip_machine_hog(struct gpio_chip *gc, struct gpiod_hog *hog)
desc = gpiochip_get_desc(gc, hog->chip_hwnum);
if (IS_ERR(desc)) {
- chip_err(gc, "%s: unable to get GPIO desc: %ld\n", __func__,
- PTR_ERR(desc));
+ gpiochip_err(gc, "%s: unable to get GPIO desc: %ld\n",
+ __func__, PTR_ERR(desc));
return;
}
@@ -1124,7 +1138,7 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
ret = gpiodev_add_to_list_unlocked(gdev);
if (ret) {
- chip_err(gc, "GPIO integer space overlap, cannot add chip\n");
+ gpiochip_err(gc, "GPIO integer space overlap, cannot add chip\n");
goto err_free_label;
}
}
@@ -1169,10 +1183,10 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
* lock here.
*/
if (gc->get_direction && gpiochip_line_is_valid(gc, desc_index))
- assign_bit(FLAG_IS_OUT, &desc->flags,
+ assign_bit(GPIOD_FLAG_IS_OUT, &desc->flags,
!gc->get_direction(gc, desc_index));
else
- assign_bit(FLAG_IS_OUT,
+ assign_bit(GPIOD_FLAG_IS_OUT,
&desc->flags, !gc->direction_input);
}
@@ -1200,6 +1214,10 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
if (ret)
goto err_remove_irqchip_mask;
+ ret = gpio_device_setup_shared(gdev);
+ if (ret)
+ goto err_remove_irqchip;
+
/*
* By first adding the chardev, and then adding the device,
* we get a device node entry in sysfs under
@@ -1211,10 +1229,13 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
if (gpiolib_initialized) {
ret = gpiochip_setup_dev(gdev);
if (ret)
- goto err_remove_irqchip;
+ goto err_teardown_shared;
}
+
return 0;
+err_teardown_shared:
+ gpio_device_teardown_shared(gdev);
err_remove_irqchip:
gpiochip_irqchip_remove(gc);
err_remove_irqchip_mask:
@@ -1283,6 +1304,7 @@ void gpiochip_remove(struct gpio_chip *gc)
/* Numb the device, cancelling all outstanding operations */
rcu_assign_pointer(gdev->chip, NULL);
synchronize_srcu(&gdev->srcu);
+ gpio_device_teardown_shared(gdev);
gpiochip_irqchip_remove(gc);
acpi_gpiochip_remove(gc);
of_gpiochip_remove(gc);
@@ -1528,8 +1550,7 @@ static void gpiochip_set_hierarchical_irqchip(struct gpio_chip *gc,
&parent_hwirq,
&parent_type);
if (ret) {
- chip_err(gc, "skip set-up on hwirq %d\n",
- i);
+ gpiochip_err(gc, "skip set-up on hwirq %d\n", i);
continue;
}
@@ -1542,15 +1563,14 @@ static void gpiochip_set_hierarchical_irqchip(struct gpio_chip *gc,
ret = irq_domain_alloc_irqs(gc->irq.domain, 1,
NUMA_NO_NODE, &fwspec);
if (ret < 0) {
- chip_err(gc,
- "can not allocate irq for GPIO line %d parent hwirq %d in hierarchy domain: %d\n",
- i, parent_hwirq,
- ret);
+ gpiochip_err(gc,
+ "can not allocate irq for GPIO line %d parent hwirq %d in hierarchy domain: %d\n",
+ i, parent_hwirq, ret);
}
}
}
- chip_err(gc, "%s unknown fwnode type proceed anyway\n", __func__);
+ gpiochip_err(gc, "%s unknown fwnode type proceed anyway\n", __func__);
return;
}
@@ -1602,15 +1622,15 @@ static int gpiochip_hierarchy_irq_domain_alloc(struct irq_domain *d,
if (ret)
return ret;
- chip_dbg(gc, "allocate IRQ %d, hwirq %lu\n", irq, hwirq);
+ gpiochip_dbg(gc, "allocate IRQ %d, hwirq %lu\n", irq, hwirq);
ret = girq->child_to_parent_hwirq(gc, hwirq, type,
&parent_hwirq, &parent_type);
if (ret) {
- chip_err(gc, "can't look up hwirq %lu\n", hwirq);
+ gpiochip_err(gc, "can't look up hwirq %lu\n", hwirq);
return ret;
}
- chip_dbg(gc, "found parent hwirq %u\n", parent_hwirq);
+ gpiochip_dbg(gc, "found parent hwirq %u\n", parent_hwirq);
/*
* We set handle_bad_irq because the .set_type() should
@@ -1631,8 +1651,8 @@ static int gpiochip_hierarchy_irq_domain_alloc(struct irq_domain *d,
if (ret)
return ret;
- chip_dbg(gc, "alloc_irqs_parent for %d parent hwirq %d\n",
- irq, parent_hwirq);
+ gpiochip_dbg(gc, "alloc_irqs_parent for %d parent hwirq %d\n",
+ irq, parent_hwirq);
irq_set_lockdep_class(irq, gc->irq.lock_key, gc->irq.request_key);
ret = irq_domain_alloc_irqs_parent(d, irq, 1, &gpio_parent_fwspec);
/*
@@ -1642,9 +1662,9 @@ static int gpiochip_hierarchy_irq_domain_alloc(struct irq_domain *d,
if (irq_domain_is_msi(d->parent) && (ret == -EEXIST))
ret = 0;
if (ret)
- chip_err(gc,
- "failed to allocate parent hwirq %d for hwirq %lu\n",
- parent_hwirq, hwirq);
+ gpiochip_err(gc,
+ "failed to allocate parent hwirq %d for hwirq %lu\n",
+ parent_hwirq, hwirq);
return ret;
}
@@ -1720,7 +1740,7 @@ static struct irq_domain *gpiochip_hierarchy_create_domain(struct gpio_chip *gc)
if (!gc->irq.child_to_parent_hwirq ||
!gc->irq.fwnode) {
- chip_err(gc, "missing irqdomain vital data\n");
+ gpiochip_err(gc, "missing irqdomain vital data\n");
return ERR_PTR(-EINVAL);
}
@@ -1993,7 +2013,7 @@ static void gpiochip_set_irq_hooks(struct gpio_chip *gc)
if (irqchip->flags & IRQCHIP_IMMUTABLE)
return;
- chip_warn(gc, "not an immutable chip, please consider fixing it!\n");
+ gpiochip_warn(gc, "not an immutable chip, please consider fixing it!\n");
if (!irqchip->irq_request_resources &&
!irqchip->irq_release_resources) {
@@ -2009,8 +2029,8 @@ static void gpiochip_set_irq_hooks(struct gpio_chip *gc)
* ...and if so, give a gentle warning that this is bad
* practice.
*/
- chip_info(gc,
- "detected irqchip that is shared with multiple gpiochips: please fix the driver.\n");
+ gpiochip_info(gc,
+ "detected irqchip that is shared with multiple gpiochips: please fix the driver.\n");
return;
}
@@ -2039,7 +2059,8 @@ static int gpiochip_irqchip_add_allocated_domain(struct gpio_chip *gc,
return -EINVAL;
if (gc->to_irq)
- chip_warn(gc, "to_irq is redefined in %s and you shouldn't rely on it\n", __func__);
+ gpiochip_warn(gc, "to_irq is redefined in %s and you shouldn't rely on it\n",
+ __func__);
gc->to_irq = gpiochip_to_irq;
gc->irq.domain = domain;
@@ -2080,7 +2101,7 @@ static int gpiochip_add_irqchip(struct gpio_chip *gc,
return 0;
if (gc->irq.parent_handler && gc->can_sleep) {
- chip_err(gc, "you cannot have chained interrupts on a chip that may sleep\n");
+ gpiochip_err(gc, "you cannot have chained interrupts on a chip that may sleep\n");
return -EINVAL;
}
@@ -2316,10 +2337,8 @@ int gpiochip_add_pingroup_range(struct gpio_chip *gc,
int ret;
pin_range = kzalloc(sizeof(*pin_range), GFP_KERNEL);
- if (!pin_range) {
- chip_err(gc, "failed to allocate pin ranges\n");
+ if (!pin_range)
return -ENOMEM;
- }
/* Use local offset as range ID */
pin_range->range.id = gpio_offset;
@@ -2338,7 +2357,7 @@ int gpiochip_add_pingroup_range(struct gpio_chip *gc,
pinctrl_add_gpio_range(pctldev, &pin_range->range);
- chip_dbg(gc, "created GPIO range %d->%d ==> %s PINGRP %s\n",
+ gpiochip_dbg(gc, "created GPIO range %d->%d ==> %s PINGRP %s\n",
gpio_offset, gpio_offset + pin_range->range.npins - 1,
pinctrl_dev_get_devname(pctldev), pin_group);
@@ -2349,11 +2368,13 @@ int gpiochip_add_pingroup_range(struct gpio_chip *gc,
EXPORT_SYMBOL_GPL(gpiochip_add_pingroup_range);
/**
- * gpiochip_add_pin_range() - add a range for GPIO <-> pin mapping
+ * gpiochip_add_pin_range_with_pins() - add a range for GPIO <-> pin mapping
* @gc: the gpiochip to add the range for
* @pinctl_name: the dev_name() of the pin controller to map to
* @gpio_offset: the start offset in the current gpio_chip number space
* @pin_offset: the start offset in the pin controller number space
+ * @pins: the list of non consecutive pins to accumulate in this range (if not
+ * NULL, pin_offset is ignored by pinctrl core)
* @npins: the number of pins from the offset of each pin space (GPIO and
* pin controller) to accumulate in this range
*
@@ -2365,19 +2386,20 @@ EXPORT_SYMBOL_GPL(gpiochip_add_pingroup_range);
* Returns:
* 0 on success, or a negative errno on failure.
*/
-int gpiochip_add_pin_range(struct gpio_chip *gc, const char *pinctl_name,
- unsigned int gpio_offset, unsigned int pin_offset,
- unsigned int npins)
+int gpiochip_add_pin_range_with_pins(struct gpio_chip *gc,
+ const char *pinctl_name,
+ unsigned int gpio_offset,
+ unsigned int pin_offset,
+ unsigned int const *pins,
+ unsigned int npins)
{
struct gpio_pin_range *pin_range;
struct gpio_device *gdev = gc->gpiodev;
int ret;
pin_range = kzalloc(sizeof(*pin_range), GFP_KERNEL);
- if (!pin_range) {
- chip_err(gc, "failed to allocate pin ranges\n");
+ if (!pin_range)
return -ENOMEM;
- }
/* Use local offset as range ID */
pin_range->range.id = gpio_offset;
@@ -2385,25 +2407,30 @@ int gpiochip_add_pin_range(struct gpio_chip *gc, const char *pinctl_name,
pin_range->range.name = gc->label;
pin_range->range.base = gdev->base + gpio_offset;
pin_range->range.pin_base = pin_offset;
+ pin_range->range.pins = pins;
pin_range->range.npins = npins;
pin_range->pctldev = pinctrl_find_and_add_gpio_range(pinctl_name,
&pin_range->range);
if (IS_ERR(pin_range->pctldev)) {
ret = PTR_ERR(pin_range->pctldev);
- chip_err(gc, "could not create pin range\n");
+ gpiochip_err(gc, "could not create pin range\n");
kfree(pin_range);
return ret;
}
- chip_dbg(gc, "created GPIO range %d->%d ==> %s PIN %d->%d\n",
- gpio_offset, gpio_offset + npins - 1,
- pinctl_name,
- pin_offset, pin_offset + npins - 1);
+ if (pin_range->range.pins)
+ gpiochip_dbg(gc, "created GPIO range %d->%d ==> %s %d sparse PIN range { %d, ... }",
+ gpio_offset, gpio_offset + npins - 1,
+ pinctl_name, npins, pins[0]);
+ else
+ gpiochip_dbg(gc, "created GPIO range %d->%d ==> %s PIN %d->%d\n",
+ gpio_offset, gpio_offset + npins - 1, pinctl_name,
+ pin_offset, pin_offset + npins - 1);
list_add_tail(&pin_range->node, &gdev->pin_ranges);
return 0;
}
-EXPORT_SYMBOL_GPL(gpiochip_add_pin_range);
+EXPORT_SYMBOL_GPL(gpiochip_add_pin_range_with_pins);
/**
* gpiochip_remove_pin_ranges() - remove all the GPIO <-> pin mappings
@@ -2438,10 +2465,10 @@ static int gpiod_request_commit(struct gpio_desc *desc, const char *label)
if (!guard.gc)
return -ENODEV;
- if (test_and_set_bit(FLAG_REQUESTED, &desc->flags))
+ if (test_and_set_bit(GPIOD_FLAG_REQUESTED, &desc->flags))
return -EBUSY;
- offset = gpio_chip_hwgpio(desc);
+ offset = gpiod_hwgpio(desc);
if (!gpiochip_line_is_valid(guard.gc, offset))
return -EINVAL;
@@ -2467,7 +2494,7 @@ static int gpiod_request_commit(struct gpio_desc *desc, const char *label)
return 0;
out_clear_bit:
- clear_bit(FLAG_REQUESTED, &desc->flags);
+ clear_bit(GPIOD_FLAG_REQUESTED, &desc->flags);
return ret;
}
@@ -2501,20 +2528,20 @@ static void gpiod_free_commit(struct gpio_desc *desc)
flags = READ_ONCE(desc->flags);
- if (guard.gc && test_bit(FLAG_REQUESTED, &flags)) {
+ if (guard.gc && test_bit(GPIOD_FLAG_REQUESTED, &flags)) {
if (guard.gc->free)
- guard.gc->free(guard.gc, gpio_chip_hwgpio(desc));
-
- clear_bit(FLAG_ACTIVE_LOW, &flags);
- clear_bit(FLAG_REQUESTED, &flags);
- clear_bit(FLAG_OPEN_DRAIN, &flags);
- clear_bit(FLAG_OPEN_SOURCE, &flags);
- clear_bit(FLAG_PULL_UP, &flags);
- clear_bit(FLAG_PULL_DOWN, &flags);
- clear_bit(FLAG_BIAS_DISABLE, &flags);
- clear_bit(FLAG_EDGE_RISING, &flags);
- clear_bit(FLAG_EDGE_FALLING, &flags);
- clear_bit(FLAG_IS_HOGGED, &flags);
+ guard.gc->free(guard.gc, gpiod_hwgpio(desc));
+
+ clear_bit(GPIOD_FLAG_ACTIVE_LOW, &flags);
+ clear_bit(GPIOD_FLAG_REQUESTED, &flags);
+ clear_bit(GPIOD_FLAG_OPEN_DRAIN, &flags);
+ clear_bit(GPIOD_FLAG_OPEN_SOURCE, &flags);
+ clear_bit(GPIOD_FLAG_PULL_UP, &flags);
+ clear_bit(GPIOD_FLAG_PULL_DOWN, &flags);
+ clear_bit(GPIOD_FLAG_BIAS_DISABLE, &flags);
+ clear_bit(GPIOD_FLAG_EDGE_RISING, &flags);
+ clear_bit(GPIOD_FLAG_EDGE_FALLING, &flags);
+ clear_bit(GPIOD_FLAG_IS_HOGGED, &flags);
#ifdef CONFIG_OF_DYNAMIC
WRITE_ONCE(desc->hog, NULL);
#endif
@@ -2557,7 +2584,7 @@ char *gpiochip_dup_line_label(struct gpio_chip *gc, unsigned int offset)
if (IS_ERR(desc))
return NULL;
- if (!test_bit(FLAG_REQUESTED, &desc->flags))
+ if (!test_bit(GPIOD_FLAG_REQUESTED, &desc->flags))
return NULL;
guard(srcu)(&desc->gdev->desc_srcu);
@@ -2607,7 +2634,7 @@ struct gpio_desc *gpiochip_request_own_desc(struct gpio_chip *gc,
int ret;
if (IS_ERR(desc)) {
- chip_err(gc, "failed to get GPIO %s descriptor\n", name);
+ gpiochip_err(gc, "failed to get GPIO %s descriptor\n", name);
return desc;
}
@@ -2618,7 +2645,7 @@ struct gpio_desc *gpiochip_request_own_desc(struct gpio_chip *gc,
ret = gpiod_configure_flags(desc, label, lflags, dflags);
if (ret) {
gpiod_free_commit(desc);
- chip_err(gc, "setup of own GPIO %s failed\n", name);
+ gpiochip_err(gc, "setup of own GPIO %s failed\n", name);
return ERR_PTR(ret);
}
@@ -2663,7 +2690,7 @@ int gpio_do_set_config(struct gpio_desc *desc, unsigned long config)
if (!guard.gc->set_config)
return -ENOTSUPP;
- ret = guard.gc->set_config(guard.gc, gpio_chip_hwgpio(desc), config);
+ ret = guard.gc->set_config(guard.gc, gpiod_hwgpio(desc), config);
if (ret > 0)
ret = -EBADE;
@@ -2694,7 +2721,7 @@ static int gpio_set_config_with_argument_optional(struct gpio_desc *desc,
u32 argument)
{
struct device *dev = &desc->gdev->dev;
- int gpio = gpio_chip_hwgpio(desc);
+ int gpio = gpiod_hwgpio(desc);
int ret;
ret = gpio_set_config_with_argument(desc, mode, argument);
@@ -2725,11 +2752,11 @@ static int gpio_set_bias(struct gpio_desc *desc)
flags = READ_ONCE(desc->flags);
- if (test_bit(FLAG_BIAS_DISABLE, &flags))
+ if (test_bit(GPIOD_FLAG_BIAS_DISABLE, &flags))
bias = PIN_CONFIG_BIAS_DISABLE;
- else if (test_bit(FLAG_PULL_UP, &flags))
+ else if (test_bit(GPIOD_FLAG_PULL_UP, &flags))
bias = PIN_CONFIG_BIAS_PULL_UP;
- else if (test_bit(FLAG_PULL_DOWN, &flags))
+ else if (test_bit(GPIOD_FLAG_PULL_DOWN, &flags))
bias = PIN_CONFIG_BIAS_PULL_DOWN;
else
return 0;
@@ -2857,9 +2884,9 @@ int gpiod_direction_input_nonotify(struct gpio_desc *desc)
*/
if (guard.gc->direction_input) {
ret = gpiochip_direction_input(guard.gc,
- gpio_chip_hwgpio(desc));
+ gpiod_hwgpio(desc));
} else if (guard.gc->get_direction) {
- dir = gpiochip_get_direction(guard.gc, gpio_chip_hwgpio(desc));
+ dir = gpiochip_get_direction(guard.gc, gpiod_hwgpio(desc));
if (dir < 0)
return dir;
@@ -2871,7 +2898,7 @@ int gpiod_direction_input_nonotify(struct gpio_desc *desc)
}
}
if (ret == 0) {
- clear_bit(FLAG_IS_OUT, &desc->flags);
+ clear_bit(GPIOD_FLAG_IS_OUT, &desc->flags);
ret = gpio_set_bias(desc);
}
@@ -2918,12 +2945,12 @@ static int gpiod_direction_output_raw_commit(struct gpio_desc *desc, int value)
if (guard.gc->direction_output) {
ret = gpiochip_direction_output(guard.gc,
- gpio_chip_hwgpio(desc), val);
+ gpiod_hwgpio(desc), val);
} else {
/* Check that we are in output mode if we can */
if (guard.gc->get_direction) {
dir = gpiochip_get_direction(guard.gc,
- gpio_chip_hwgpio(desc));
+ gpiod_hwgpio(desc));
if (dir < 0)
return dir;
@@ -2938,13 +2965,13 @@ static int gpiod_direction_output_raw_commit(struct gpio_desc *desc, int value)
* If we can't actively set the direction, we are some
* output-only chip, so just drive the output as desired.
*/
- ret = gpiochip_set(guard.gc, gpio_chip_hwgpio(desc), val);
+ ret = gpiochip_set(guard.gc, gpiod_hwgpio(desc), val);
if (ret)
return ret;
}
if (!ret)
- set_bit(FLAG_IS_OUT, &desc->flags);
+ set_bit(GPIOD_FLAG_IS_OUT, &desc->flags);
trace_gpio_value(desc_to_gpio(desc), 0, val);
trace_gpio_direction(desc_to_gpio(desc), 0, ret);
return ret;
@@ -3010,21 +3037,21 @@ int gpiod_direction_output_nonotify(struct gpio_desc *desc, int value)
flags = READ_ONCE(desc->flags);
- if (test_bit(FLAG_ACTIVE_LOW, &flags))
+ if (test_bit(GPIOD_FLAG_ACTIVE_LOW, &flags))
value = !value;
else
value = !!value;
/* GPIOs used for enabled IRQs shall not be set as output */
- if (test_bit(FLAG_USED_AS_IRQ, &flags) &&
- test_bit(FLAG_IRQ_IS_ENABLED, &flags)) {
+ if (test_bit(GPIOD_FLAG_USED_AS_IRQ, &flags) &&
+ test_bit(GPIOD_FLAG_IRQ_IS_ENABLED, &flags)) {
gpiod_err(desc,
"%s: tried to set a GPIO tied to an IRQ as output\n",
__func__);
return -EIO;
}
- if (test_bit(FLAG_OPEN_DRAIN, &flags)) {
+ if (test_bit(GPIOD_FLAG_OPEN_DRAIN, &flags)) {
/* First see if we can enable open drain in hardware */
ret = gpio_set_config(desc, PIN_CONFIG_DRIVE_OPEN_DRAIN);
if (!ret)
@@ -3032,7 +3059,7 @@ int gpiod_direction_output_nonotify(struct gpio_desc *desc, int value)
/* Emulate open drain by not actively driving the line high */
if (value)
goto set_output_flag;
- } else if (test_bit(FLAG_OPEN_SOURCE, &flags)) {
+ } else if (test_bit(GPIOD_FLAG_OPEN_SOURCE, &flags)) {
ret = gpio_set_config(desc, PIN_CONFIG_DRIVE_OPEN_SOURCE);
if (!ret)
goto set_output_value;
@@ -3059,7 +3086,7 @@ set_output_flag:
* set the IS_OUT flag or otherwise we won't be able to set the line
* value anymore.
*/
- set_bit(FLAG_IS_OUT, &desc->flags);
+ set_bit(GPIOD_FLAG_IS_OUT, &desc->flags);
return 0;
}
@@ -3089,7 +3116,7 @@ int gpiod_enable_hw_timestamp_ns(struct gpio_desc *desc, unsigned long flags)
}
ret = guard.gc->en_hw_timestamp(guard.gc,
- gpio_chip_hwgpio(desc), flags);
+ gpiod_hwgpio(desc), flags);
if (ret)
gpiod_warn(desc, "%s: hw ts request failed\n", __func__);
@@ -3121,7 +3148,7 @@ int gpiod_disable_hw_timestamp_ns(struct gpio_desc *desc, unsigned long flags)
return -ENOTSUPP;
}
- ret = guard.gc->dis_hw_timestamp(guard.gc, gpio_chip_hwgpio(desc),
+ ret = guard.gc->dis_hw_timestamp(guard.gc, gpiod_hwgpio(desc),
flags);
if (ret)
gpiod_warn(desc, "%s: hw ts release failed\n", __func__);
@@ -3199,10 +3226,10 @@ int gpiod_set_transitory(struct gpio_desc *desc, bool transitory)
{
VALIDATE_DESC(desc);
/*
- * Handle FLAG_TRANSITORY first, enabling queries to gpiolib for
+ * Handle GPIOD_FLAG_TRANSITORY first, enabling queries to gpiolib for
* persistence state.
*/
- assign_bit(FLAG_TRANSITORY, &desc->flags, transitory);
+ assign_bit(GPIOD_FLAG_TRANSITORY, &desc->flags, transitory);
/* If the driver supports it, set the persistence state now */
return gpio_set_config_with_argument_optional(desc,
@@ -3220,7 +3247,7 @@ int gpiod_set_transitory(struct gpio_desc *desc, bool transitory)
int gpiod_is_active_low(const struct gpio_desc *desc)
{
VALIDATE_DESC(desc);
- return test_bit(FLAG_ACTIVE_LOW, &desc->flags);
+ return test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags);
}
EXPORT_SYMBOL_GPL(gpiod_is_active_low);
@@ -3231,7 +3258,7 @@ EXPORT_SYMBOL_GPL(gpiod_is_active_low);
void gpiod_toggle_active_low(struct gpio_desc *desc)
{
VALIDATE_DESC_VOID(desc);
- change_bit(FLAG_ACTIVE_LOW, &desc->flags);
+ change_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags);
gpiod_line_state_notify(desc, GPIO_V2_LINE_CHANGED_CONFIG);
}
EXPORT_SYMBOL_GPL(gpiod_toggle_active_low);
@@ -3252,7 +3279,7 @@ static int gpiochip_get(struct gpio_chip *gc, unsigned int offset)
static int gpio_chip_get_value(struct gpio_chip *gc, const struct gpio_desc *desc)
{
- return gc->get ? gpiochip_get(gc, gpio_chip_hwgpio(desc)) : -EIO;
+ return gc->get ? gpiochip_get(gc, gpiod_hwgpio(desc)) : -EIO;
}
/* I/O calls are only valid after configuration completed; the relevant
@@ -3412,7 +3439,7 @@ int gpiod_get_array_value_complex(bool raw, bool can_sleep,
first = i;
do {
const struct gpio_desc *desc = desc_array[i];
- int hwgpio = gpio_chip_hwgpio(desc);
+ int hwgpio = gpiod_hwgpio(desc);
__set_bit(hwgpio, mask);
i++;
@@ -3434,10 +3461,10 @@ int gpiod_get_array_value_complex(bool raw, bool can_sleep,
for (j = first; j < i; ) {
const struct gpio_desc *desc = desc_array[j];
- int hwgpio = gpio_chip_hwgpio(desc);
+ int hwgpio = gpiod_hwgpio(desc);
int value = test_bit(hwgpio, bits);
- if (!raw && test_bit(FLAG_ACTIVE_LOW, &desc->flags))
+ if (!raw && test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags))
value = !value;
__assign_bit(j, value_bitmap, value);
trace_gpio_value(desc_to_gpio(desc), 1, value);
@@ -3499,7 +3526,7 @@ int gpiod_get_value(const struct gpio_desc *desc)
if (value < 0)
return value;
- if (test_bit(FLAG_ACTIVE_LOW, &desc->flags))
+ if (test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags))
value = !value;
return value;
@@ -3571,7 +3598,7 @@ EXPORT_SYMBOL_GPL(gpiod_get_array_value);
*/
static int gpio_set_open_drain_value_commit(struct gpio_desc *desc, bool value)
{
- int ret = 0, offset = gpio_chip_hwgpio(desc);
+ int ret = 0, offset = gpiod_hwgpio(desc);
CLASS(gpio_chip_guard, guard)(desc);
if (!guard.gc)
@@ -3582,7 +3609,7 @@ static int gpio_set_open_drain_value_commit(struct gpio_desc *desc, bool value)
} else {
ret = gpiochip_direction_output(guard.gc, offset, 0);
if (!ret)
- set_bit(FLAG_IS_OUT, &desc->flags);
+ set_bit(GPIOD_FLAG_IS_OUT, &desc->flags);
}
trace_gpio_direction(desc_to_gpio(desc), value, ret);
if (ret < 0)
@@ -3600,7 +3627,7 @@ static int gpio_set_open_drain_value_commit(struct gpio_desc *desc, bool value)
*/
static int gpio_set_open_source_value_commit(struct gpio_desc *desc, bool value)
{
- int ret = 0, offset = gpio_chip_hwgpio(desc);
+ int ret = 0, offset = gpiod_hwgpio(desc);
CLASS(gpio_chip_guard, guard)(desc);
if (!guard.gc)
@@ -3609,7 +3636,7 @@ static int gpio_set_open_source_value_commit(struct gpio_desc *desc, bool value)
if (value) {
ret = gpiochip_direction_output(guard.gc, offset, 1);
if (!ret)
- set_bit(FLAG_IS_OUT, &desc->flags);
+ set_bit(GPIOD_FLAG_IS_OUT, &desc->flags);
} else {
ret = gpiochip_direction_input(guard.gc, offset);
}
@@ -3624,7 +3651,7 @@ static int gpio_set_open_source_value_commit(struct gpio_desc *desc, bool value)
static int gpiod_set_raw_value_commit(struct gpio_desc *desc, bool value)
{
- if (unlikely(!test_bit(FLAG_IS_OUT, &desc->flags)))
+ if (unlikely(!test_bit(GPIOD_FLAG_IS_OUT, &desc->flags)))
return -EPERM;
CLASS(gpio_chip_guard, guard)(desc);
@@ -3632,7 +3659,7 @@ static int gpiod_set_raw_value_commit(struct gpio_desc *desc, bool value)
return -ENODEV;
trace_gpio_value(desc_to_gpio(desc), 0, value);
- return gpiochip_set(guard.gc, gpio_chip_hwgpio(desc), value);
+ return gpiochip_set(guard.gc, gpiod_hwgpio(desc), value);
}
/*
@@ -3694,7 +3721,7 @@ int gpiod_set_array_value_complex(bool raw, bool can_sleep,
WARN_ON(array_info->gdev->can_sleep);
for (i = 0; i < array_size; i++) {
- if (unlikely(!test_bit(FLAG_IS_OUT,
+ if (unlikely(!test_bit(GPIOD_FLAG_IS_OUT,
&desc_array[i]->flags)))
return -EPERM;
}
@@ -3755,10 +3782,10 @@ int gpiod_set_array_value_complex(bool raw, bool can_sleep,
do {
struct gpio_desc *desc = desc_array[i];
- int hwgpio = gpio_chip_hwgpio(desc);
+ int hwgpio = gpiod_hwgpio(desc);
int value = test_bit(i, value_bitmap);
- if (unlikely(!test_bit(FLAG_IS_OUT, &desc->flags)))
+ if (unlikely(!test_bit(GPIOD_FLAG_IS_OUT, &desc->flags)))
return -EPERM;
/*
@@ -3768,16 +3795,16 @@ int gpiod_set_array_value_complex(bool raw, bool can_sleep,
*/
if (!raw && !(array_info &&
test_bit(i, array_info->invert_mask)) &&
- test_bit(FLAG_ACTIVE_LOW, &desc->flags))
+ test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags))
value = !value;
trace_gpio_value(desc_to_gpio(desc), 0, value);
/*
* collect all normal outputs belonging to the same chip
* open drain and open source outputs are set individually
*/
- if (test_bit(FLAG_OPEN_DRAIN, &desc->flags) && !raw) {
+ if (test_bit(GPIOD_FLAG_OPEN_DRAIN, &desc->flags) && !raw) {
gpio_set_open_drain_value_commit(desc, value);
- } else if (test_bit(FLAG_OPEN_SOURCE, &desc->flags) && !raw) {
+ } else if (test_bit(GPIOD_FLAG_OPEN_SOURCE, &desc->flags) && !raw) {
gpio_set_open_source_value_commit(desc, value);
} else {
__set_bit(hwgpio, mask);
@@ -3843,12 +3870,12 @@ EXPORT_SYMBOL_GPL(gpiod_set_raw_value);
*/
static int gpiod_set_value_nocheck(struct gpio_desc *desc, int value)
{
- if (test_bit(FLAG_ACTIVE_LOW, &desc->flags))
+ if (test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags))
value = !value;
- if (test_bit(FLAG_OPEN_DRAIN, &desc->flags))
+ if (test_bit(GPIOD_FLAG_OPEN_DRAIN, &desc->flags))
return gpio_set_open_drain_value_commit(desc, value);
- else if (test_bit(FLAG_OPEN_SOURCE, &desc->flags))
+ else if (test_bit(GPIOD_FLAG_OPEN_SOURCE, &desc->flags))
return gpio_set_open_source_value_commit(desc, value);
return gpiod_set_raw_value_commit(desc, value);
@@ -3971,6 +3998,26 @@ int gpiod_set_consumer_name(struct gpio_desc *desc, const char *name)
EXPORT_SYMBOL_GPL(gpiod_set_consumer_name);
/**
+ * gpiod_is_shared() - check if this GPIO can be shared by multiple consumers
+ * @desc: GPIO to inspect
+ *
+ * Returns:
+ * True if this GPIO can be shared by multiple consumers at once. False if it's
+ * a regular, exclusive GPIO.
+ *
+ * Note:
+ * This function returning true does not mean that this GPIO is currently being
+ * shared. It means the GPIO core has registered the fact that the firmware
+ * configuration indicates that it can be shared by multiple consumers and is
+ * in charge of arbitrating the access.
+ */
+bool gpiod_is_shared(const struct gpio_desc *desc)
+{
+ return test_bit(GPIOD_FLAG_SHARED_PROXY, &desc->flags);
+}
+EXPORT_SYMBOL_GPL(gpiod_is_shared);
+
+/**
* gpiod_to_irq() - return the IRQ corresponding to a GPIO
* @desc: gpio whose IRQ will be returned (already requested)
*
@@ -3995,7 +4042,7 @@ int gpiod_to_irq(const struct gpio_desc *desc)
if (!gc)
return -ENODEV;
- offset = gpio_chip_hwgpio(desc);
+ offset = gpiod_hwgpio(desc);
if (gc->to_irq) {
ret = gc->to_irq(gc, offset);
if (ret)
@@ -4045,23 +4092,23 @@ int gpiochip_lock_as_irq(struct gpio_chip *gc, unsigned int offset)
int dir = gpiod_get_direction(desc);
if (dir < 0) {
- chip_err(gc, "%s: cannot get GPIO direction\n",
- __func__);
+ gpiochip_err(gc, "%s: cannot get GPIO direction\n",
+ __func__);
return dir;
}
}
/* To be valid for IRQ the line needs to be input or open drain */
- if (test_bit(FLAG_IS_OUT, &desc->flags) &&
- !test_bit(FLAG_OPEN_DRAIN, &desc->flags)) {
- chip_err(gc,
- "%s: tried to flag a GPIO set as output for IRQ\n",
- __func__);
+ if (test_bit(GPIOD_FLAG_IS_OUT, &desc->flags) &&
+ !test_bit(GPIOD_FLAG_OPEN_DRAIN, &desc->flags)) {
+ gpiochip_err(gc,
+ "%s: tried to flag a GPIO set as output for IRQ\n",
+ __func__);
return -EIO;
}
- set_bit(FLAG_USED_AS_IRQ, &desc->flags);
- set_bit(FLAG_IRQ_IS_ENABLED, &desc->flags);
+ set_bit(GPIOD_FLAG_USED_AS_IRQ, &desc->flags);
+ set_bit(GPIOD_FLAG_IRQ_IS_ENABLED, &desc->flags);
return 0;
}
@@ -4083,8 +4130,8 @@ void gpiochip_unlock_as_irq(struct gpio_chip *gc, unsigned int offset)
if (IS_ERR(desc))
return;
- clear_bit(FLAG_USED_AS_IRQ, &desc->flags);
- clear_bit(FLAG_IRQ_IS_ENABLED, &desc->flags);
+ clear_bit(GPIOD_FLAG_USED_AS_IRQ, &desc->flags);
+ clear_bit(GPIOD_FLAG_IRQ_IS_ENABLED, &desc->flags);
}
EXPORT_SYMBOL_GPL(gpiochip_unlock_as_irq);
@@ -4093,8 +4140,8 @@ void gpiochip_disable_irq(struct gpio_chip *gc, unsigned int offset)
struct gpio_desc *desc = gpiochip_get_desc(gc, offset);
if (!IS_ERR(desc) &&
- !WARN_ON(!test_bit(FLAG_USED_AS_IRQ, &desc->flags)))
- clear_bit(FLAG_IRQ_IS_ENABLED, &desc->flags);
+ !WARN_ON(!test_bit(GPIOD_FLAG_USED_AS_IRQ, &desc->flags)))
+ clear_bit(GPIOD_FLAG_IRQ_IS_ENABLED, &desc->flags);
}
EXPORT_SYMBOL_GPL(gpiochip_disable_irq);
@@ -4103,14 +4150,14 @@ void gpiochip_enable_irq(struct gpio_chip *gc, unsigned int offset)
struct gpio_desc *desc = gpiochip_get_desc(gc, offset);
if (!IS_ERR(desc) &&
- !WARN_ON(!test_bit(FLAG_USED_AS_IRQ, &desc->flags))) {
+ !WARN_ON(!test_bit(GPIOD_FLAG_USED_AS_IRQ, &desc->flags))) {
/*
* We must not be output when using IRQ UNLESS we are
* open drain.
*/
- WARN_ON(test_bit(FLAG_IS_OUT, &desc->flags) &&
- !test_bit(FLAG_OPEN_DRAIN, &desc->flags));
- set_bit(FLAG_IRQ_IS_ENABLED, &desc->flags);
+ WARN_ON(test_bit(GPIOD_FLAG_IS_OUT, &desc->flags) &&
+ !test_bit(GPIOD_FLAG_OPEN_DRAIN, &desc->flags));
+ set_bit(GPIOD_FLAG_IRQ_IS_ENABLED, &desc->flags);
}
}
EXPORT_SYMBOL_GPL(gpiochip_enable_irq);
@@ -4120,7 +4167,7 @@ bool gpiochip_line_is_irq(struct gpio_chip *gc, unsigned int offset)
if (offset >= gc->ngpio)
return false;
- return test_bit(FLAG_USED_AS_IRQ, &gc->gpiodev->descs[offset].flags);
+ return test_bit(GPIOD_FLAG_USED_AS_IRQ, &gc->gpiodev->descs[offset].flags);
}
EXPORT_SYMBOL_GPL(gpiochip_line_is_irq);
@@ -4133,7 +4180,7 @@ int gpiochip_reqres_irq(struct gpio_chip *gc, unsigned int offset)
ret = gpiochip_lock_as_irq(gc, offset);
if (ret) {
- chip_err(gc, "unable to lock HW IRQ %u for IRQ\n", offset);
+ gpiochip_err(gc, "unable to lock HW IRQ %u for IRQ\n", offset);
module_put(gc->gpiodev->owner);
return ret;
}
@@ -4153,7 +4200,7 @@ bool gpiochip_line_is_open_drain(struct gpio_chip *gc, unsigned int offset)
if (offset >= gc->ngpio)
return false;
- return test_bit(FLAG_OPEN_DRAIN, &gc->gpiodev->descs[offset].flags);
+ return test_bit(GPIOD_FLAG_OPEN_DRAIN, &gc->gpiodev->descs[offset].flags);
}
EXPORT_SYMBOL_GPL(gpiochip_line_is_open_drain);
@@ -4162,7 +4209,7 @@ bool gpiochip_line_is_open_source(struct gpio_chip *gc, unsigned int offset)
if (offset >= gc->ngpio)
return false;
- return test_bit(FLAG_OPEN_SOURCE, &gc->gpiodev->descs[offset].flags);
+ return test_bit(GPIOD_FLAG_OPEN_SOURCE, &gc->gpiodev->descs[offset].flags);
}
EXPORT_SYMBOL_GPL(gpiochip_line_is_open_source);
@@ -4171,7 +4218,7 @@ bool gpiochip_line_is_persistent(struct gpio_chip *gc, unsigned int offset)
if (offset >= gc->ngpio)
return false;
- return !test_bit(FLAG_TRANSITORY, &gc->gpiodev->descs[offset].flags);
+ return !test_bit(GPIOD_FLAG_TRANSITORY, &gc->gpiodev->descs[offset].flags);
}
EXPORT_SYMBOL_GPL(gpiochip_line_is_persistent);
@@ -4213,7 +4260,7 @@ int gpiod_get_value_cansleep(const struct gpio_desc *desc)
if (value < 0)
return value;
- if (test_bit(FLAG_ACTIVE_LOW, &desc->flags))
+ if (test_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags))
value = !value;
return value;
@@ -4604,6 +4651,23 @@ static struct gpio_desc *gpiod_find_by_fwnode(struct fwnode_handle *fwnode,
return desc;
}
+static struct gpio_desc *gpiod_fwnode_lookup(struct fwnode_handle *fwnode,
+ struct device *consumer,
+ const char *con_id,
+ unsigned int idx,
+ enum gpiod_flags *flags,
+ unsigned long *lookupflags)
+{
+ struct gpio_desc *desc;
+
+ desc = gpiod_find_by_fwnode(fwnode, consumer, con_id, idx, flags, lookupflags);
+ if (gpiod_not_found(desc) && !IS_ERR_OR_NULL(fwnode))
+ desc = gpiod_find_by_fwnode(fwnode->secondary, consumer, con_id,
+ idx, flags, lookupflags);
+
+ return desc;
+}
+
struct gpio_desc *gpiod_find_and_request(struct device *consumer,
struct fwnode_handle *fwnode,
const char *con_id,
@@ -4622,13 +4686,31 @@ struct gpio_desc *gpiod_find_and_request(struct device *consumer,
int ret = 0;
scoped_guard(srcu, &gpio_devices_srcu) {
- desc = gpiod_find_by_fwnode(fwnode, consumer, con_id, idx,
- &flags, &lookupflags);
+ desc = gpiod_fwnode_lookup(fwnode, consumer, con_id, idx,
+ &flags, &lookupflags);
+ if (!IS_ERR_OR_NULL(desc) &&
+ test_bit(GPIOD_FLAG_SHARED, &desc->flags)) {
+ /*
+ * We're dealing with a GPIO shared by multiple
+ * consumers. This is the moment to add the machine
+ * lookup table for the proxy device as previously
+ * we only knew the consumer's fwnode.
+ */
+ ret = gpio_shared_add_proxy_lookup(consumer, lookupflags);
+ if (ret)
+ return ERR_PTR(ret);
+
+ /* Trigger platform lookup for shared GPIO proxy. */
+ desc = ERR_PTR(-ENOENT);
+ /* Trigger it even for fwnode-only gpiod_get(). */
+ platform_lookup_allowed = true;
+ }
+
if (gpiod_not_found(desc) && platform_lookup_allowed) {
/*
* Either we are not using DT or ACPI, or their lookup
- * did not return a result. In that case, use platform
- * lookup as a fallback.
+ * did not return a result or this is a shared GPIO. In
+ * that case, use platform lookup as a fallback.
*/
dev_dbg(consumer,
"using lookup tables for GPIO lookup\n");
@@ -4651,14 +4733,19 @@ struct gpio_desc *gpiod_find_and_request(struct device *consumer,
return ERR_PTR(ret);
/*
- * This happens when there are several consumers for
- * the same GPIO line: we just return here without
- * further initialization. It is a bit of a hack.
- * This is necessary to support fixed regulators.
+ * This happens when there are several consumers for the same
+ * GPIO line: we just return here without further
+ * initialization. It's a hack introduced long ago to support
+ * fixed regulators. We now have a better solution with
+ * automated scanning where affected platforms just need to
+ * select the provided Kconfig option.
*
- * FIXME: Make this more sane and safe.
+ * FIXME: Remove the GPIOD_FLAGS_BIT_NONEXCLUSIVE flag after
+ * making sure all platforms use the new mechanism.
*/
- dev_info(consumer, "nonexclusive access to GPIO for %s\n", name);
+ dev_info(consumer,
+ "nonexclusive access to GPIO for %s, consider updating your code to using gpio-shared-proxy\n",
+ name);
return desc;
}
@@ -4795,10 +4882,10 @@ int gpiod_configure_flags(struct gpio_desc *desc, const char *con_id,
int ret;
if (lflags & GPIO_ACTIVE_LOW)
- set_bit(FLAG_ACTIVE_LOW, &desc->flags);
+ set_bit(GPIOD_FLAG_ACTIVE_LOW, &desc->flags);
if (lflags & GPIO_OPEN_DRAIN)
- set_bit(FLAG_OPEN_DRAIN, &desc->flags);
+ set_bit(GPIOD_FLAG_OPEN_DRAIN, &desc->flags);
else if (dflags & GPIOD_FLAGS_BIT_OPEN_DRAIN) {
/*
* This enforces open drain mode from the consumer side.
@@ -4806,13 +4893,13 @@ int gpiod_configure_flags(struct gpio_desc *desc, const char *con_id,
* should *REALLY* have specified them as open drain in the
* first place, so print a little warning here.
*/
- set_bit(FLAG_OPEN_DRAIN, &desc->flags);
+ set_bit(GPIOD_FLAG_OPEN_DRAIN, &desc->flags);
gpiod_warn(desc,
"enforced open drain please flag it properly in DT/ACPI DSDT/board file\n");
}
if (lflags & GPIO_OPEN_SOURCE)
- set_bit(FLAG_OPEN_SOURCE, &desc->flags);
+ set_bit(GPIOD_FLAG_OPEN_SOURCE, &desc->flags);
if (((lflags & GPIO_PULL_UP) && (lflags & GPIO_PULL_DOWN)) ||
((lflags & GPIO_PULL_UP) && (lflags & GPIO_PULL_DISABLE)) ||
@@ -4823,11 +4910,11 @@ int gpiod_configure_flags(struct gpio_desc *desc, const char *con_id,
}
if (lflags & GPIO_PULL_UP)
- set_bit(FLAG_PULL_UP, &desc->flags);
+ set_bit(GPIOD_FLAG_PULL_UP, &desc->flags);
else if (lflags & GPIO_PULL_DOWN)
- set_bit(FLAG_PULL_DOWN, &desc->flags);
+ set_bit(GPIOD_FLAG_PULL_DOWN, &desc->flags);
else if (lflags & GPIO_PULL_DISABLE)
- set_bit(FLAG_BIAS_DISABLE, &desc->flags);
+ set_bit(GPIOD_FLAG_BIAS_DISABLE, &desc->flags);
ret = gpiod_set_transitory(desc, (lflags & GPIO_TRANSITORY));
if (ret < 0)
@@ -4932,15 +5019,15 @@ int gpiod_hog(struct gpio_desc *desc, const char *name,
if (!guard.gc)
return -ENODEV;
- if (test_and_set_bit(FLAG_IS_HOGGED, &desc->flags))
+ if (test_and_set_bit(GPIOD_FLAG_IS_HOGGED, &desc->flags))
return 0;
- hwnum = gpio_chip_hwgpio(desc);
+ hwnum = gpiod_hwgpio(desc);
local_desc = gpiochip_request_own_desc(guard.gc, hwnum, name,
lflags, dflags);
if (IS_ERR(local_desc)) {
- clear_bit(FLAG_IS_HOGGED, &desc->flags);
+ clear_bit(GPIOD_FLAG_IS_HOGGED, &desc->flags);
ret = PTR_ERR(local_desc);
pr_err("requesting hog GPIO %s (chip %s, offset %d) failed, %d\n",
name, gdev->label, hwnum, ret);
@@ -4963,7 +5050,7 @@ static void gpiochip_free_hogs(struct gpio_chip *gc)
{
struct gpio_desc *desc;
- for_each_gpio_desc_with_flag(gc, desc, FLAG_IS_HOGGED)
+ for_each_gpio_desc_with_flag(gc, desc, GPIOD_FLAG_IS_HOGGED)
gpiochip_free_own_desc(desc);
}
@@ -5016,7 +5103,7 @@ struct gpio_descs *__must_check gpiod_get_array(struct device *dev,
* If pin hardware number of array member 0 is also 0, select
* its chip as a candidate for fast bitmap processing path.
*/
- if (descs->ndescs == 0 && gpio_chip_hwgpio(desc) == 0) {
+ if (descs->ndescs == 0 && gpiod_hwgpio(desc) == 0) {
struct gpio_descs *array;
bitmap_size = BITS_TO_LONGS(gdev->ngpio > count ?
@@ -5061,7 +5148,7 @@ struct gpio_descs *__must_check gpiod_get_array(struct device *dev,
* Detect array members which belong to the 'fast' chip
* but their pins are not in hardware order.
*/
- else if (gpio_chip_hwgpio(desc) != descs->ndescs) {
+ else if (gpiod_hwgpio(desc) != descs->ndescs) {
/*
* Don't use fast path if all array members processed so
* far belong to the same chip as this one but its pin
@@ -5078,8 +5165,8 @@ struct gpio_descs *__must_check gpiod_get_array(struct device *dev,
} else {
dflags = READ_ONCE(desc->flags);
/* Exclude open drain or open source from fast output */
- if (test_bit(FLAG_OPEN_DRAIN, &dflags) ||
- test_bit(FLAG_OPEN_SOURCE, &dflags))
+ if (test_bit(GPIOD_FLAG_OPEN_DRAIN, &dflags) ||
+ test_bit(GPIOD_FLAG_OPEN_SOURCE, &dflags))
__clear_bit(descs->ndescs,
array_info->set_mask);
/* Identify 'fast' pins which require invertion */
@@ -5237,12 +5324,12 @@ static void gpiolib_dbg_show(struct seq_file *s, struct gpio_device *gdev)
for_each_gpio_desc(gc, desc) {
guard(srcu)(&desc->gdev->desc_srcu);
flags = READ_ONCE(desc->flags);
- is_irq = test_bit(FLAG_USED_AS_IRQ, &flags);
- if (is_irq || test_bit(FLAG_REQUESTED, &flags)) {
+ is_irq = test_bit(GPIOD_FLAG_USED_AS_IRQ, &flags);
+ if (is_irq || test_bit(GPIOD_FLAG_REQUESTED, &flags)) {
gpiod_get_direction(desc);
- is_out = test_bit(FLAG_IS_OUT, &flags);
+ is_out = test_bit(GPIOD_FLAG_IS_OUT, &flags);
value = gpio_chip_get_value(gc, desc);
- active_low = test_bit(FLAG_ACTIVE_LOW, &flags);
+ active_low = test_bit(GPIOD_FLAG_ACTIVE_LOW, &flags);
seq_printf(s, " gpio-%-3u (%-20.20s|%-20.20s) %s %s %s%s\n",
gpio, desc->name ?: "", gpiod_get_label(desc),
is_out ? "out" : "in ",
@@ -5268,6 +5355,8 @@ static void *gpiolib_seq_start(struct seq_file *s, loff_t *pos)
struct gpio_device *gdev;
loff_t index = *pos;
+ s->private = NULL;
+
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return NULL;
@@ -5301,7 +5390,11 @@ static void *gpiolib_seq_next(struct seq_file *s, void *v, loff_t *pos)
static void gpiolib_seq_stop(struct seq_file *s, void *v)
{
- struct gpiolib_seq_priv *priv = s->private;
+ struct gpiolib_seq_priv *priv;
+
+ priv = s->private;
+ if (!priv)
+ return;
srcu_read_unlock(&gpio_devices_srcu, priv->idx);
kfree(priv);
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 9b74738a9ca5..77f6f2936dc2 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -186,24 +186,26 @@ struct gpio_desc {
struct gpio_device *gdev;
unsigned long flags;
/* flag symbols are bit numbers */
-#define FLAG_REQUESTED 0
-#define FLAG_IS_OUT 1
-#define FLAG_EXPORT 2 /* protected by sysfs_lock */
-#define FLAG_SYSFS 3 /* exported via /sys/class/gpio/control */
-#define FLAG_ACTIVE_LOW 6 /* value has active low */
-#define FLAG_OPEN_DRAIN 7 /* Gpio is open drain type */
-#define FLAG_OPEN_SOURCE 8 /* Gpio is open source type */
-#define FLAG_USED_AS_IRQ 9 /* GPIO is connected to an IRQ */
-#define FLAG_IRQ_IS_ENABLED 10 /* GPIO is connected to an enabled IRQ */
-#define FLAG_IS_HOGGED 11 /* GPIO is hogged */
-#define FLAG_TRANSITORY 12 /* GPIO may lose value in sleep or reset */
-#define FLAG_PULL_UP 13 /* GPIO has pull up enabled */
-#define FLAG_PULL_DOWN 14 /* GPIO has pull down enabled */
-#define FLAG_BIAS_DISABLE 15 /* GPIO has pull disabled */
-#define FLAG_EDGE_RISING 16 /* GPIO CDEV detects rising edge events */
-#define FLAG_EDGE_FALLING 17 /* GPIO CDEV detects falling edge events */
-#define FLAG_EVENT_CLOCK_REALTIME 18 /* GPIO CDEV reports REALTIME timestamps in events */
-#define FLAG_EVENT_CLOCK_HTE 19 /* GPIO CDEV reports hardware timestamps in events */
+#define GPIOD_FLAG_REQUESTED 0 /* GPIO is in use */
+#define GPIOD_FLAG_IS_OUT 1 /* GPIO is in output mode */
+#define GPIOD_FLAG_EXPORT 2 /* GPIO is exported to user-space */
+#define GPIOD_FLAG_SYSFS 3 /* GPIO is exported via /sys/class/gpio */
+#define GPIOD_FLAG_ACTIVE_LOW 6 /* GPIO is active-low */
+#define GPIOD_FLAG_OPEN_DRAIN 7 /* GPIO is open drain type */
+#define GPIOD_FLAG_OPEN_SOURCE 8 /* GPIO is open source type */
+#define GPIOD_FLAG_USED_AS_IRQ 9 /* GPIO is connected to an IRQ */
+#define GPIOD_FLAG_IRQ_IS_ENABLED 10 /* GPIO is connected to an enabled IRQ */
+#define GPIOD_FLAG_IS_HOGGED 11 /* GPIO is hogged */
+#define GPIOD_FLAG_TRANSITORY 12 /* GPIO may lose value in sleep or reset */
+#define GPIOD_FLAG_PULL_UP 13 /* GPIO has pull up enabled */
+#define GPIOD_FLAG_PULL_DOWN 14 /* GPIO has pull down enabled */
+#define GPIOD_FLAG_BIAS_DISABLE 15 /* GPIO has pull disabled */
+#define GPIOD_FLAG_EDGE_RISING 16 /* GPIO CDEV detects rising edge events */
+#define GPIOD_FLAG_EDGE_FALLING 17 /* GPIO CDEV detects falling edge events */
+#define GPIOD_FLAG_EVENT_CLOCK_REALTIME 18 /* GPIO CDEV reports REALTIME timestamps in events */
+#define GPIOD_FLAG_EVENT_CLOCK_HTE 19 /* GPIO CDEV reports hardware timestamps in events */
+#define GPIOD_FLAG_SHARED 20 /* GPIO is shared by multiple consumers */
+#define GPIOD_FLAG_SHARED_PROXY 21 /* GPIO is a virtual proxy to a physically shared pin. */
/* Connection label */
struct gpio_desc_label __rcu *label;
@@ -273,49 +275,30 @@ int gpiochip_get_ngpios(struct gpio_chip *gc, struct device *dev);
struct gpio_desc *gpiochip_get_desc(struct gpio_chip *gc, unsigned int hwnum);
const char *gpiod_get_label(struct gpio_desc *desc);
-/*
- * Return the GPIO number of the passed descriptor relative to its chip
- */
-static inline int gpio_chip_hwgpio(const struct gpio_desc *desc)
-{
- return desc - &desc->gdev->descs[0];
-}
-
/* With descriptor prefix */
-#define gpiod_err(desc, fmt, ...) \
+#define __gpiod_pr(level, desc, fmt, ...) \
do { \
scoped_guard(srcu, &desc->gdev->desc_srcu) { \
- pr_err("gpio-%d (%s): " fmt, desc_to_gpio(desc), \
- gpiod_get_label(desc) ? : "?", ##__VA_ARGS__); \
+ pr_##level("gpio-%d (%s): " fmt, desc_to_gpio(desc), \
+ gpiod_get_label(desc) ?: "?", ##__VA_ARGS__); \
} \
} while (0)
-#define gpiod_warn(desc, fmt, ...) \
-do { \
- scoped_guard(srcu, &desc->gdev->desc_srcu) { \
- pr_warn("gpio-%d (%s): " fmt, desc_to_gpio(desc), \
- gpiod_get_label(desc) ? : "?", ##__VA_ARGS__); \
- } \
-} while (0)
+#define gpiod_err(desc, fmt, ...) __gpiod_pr(err, desc, fmt, ##__VA_ARGS__)
+#define gpiod_warn(desc, fmt, ...) __gpiod_pr(warn, desc, fmt, ##__VA_ARGS__)
+#define gpiod_dbg(desc, fmt, ...) __gpiod_pr(debug, desc, fmt, ##__VA_ARGS__)
+
+/* With chip prefix */
-#define gpiod_dbg(desc, fmt, ...) \
+#define __gpiochip_pr(level, gc, fmt, ...) \
do { \
- scoped_guard(srcu, &desc->gdev->desc_srcu) { \
- pr_debug("gpio-%d (%s): " fmt, desc_to_gpio(desc), \
- gpiod_get_label(desc) ? : "?", ##__VA_ARGS__); \
- } \
+ dev_##level(&gc->gpiodev->dev, "(%s): " fmt, gc->label, ##__VA_ARGS__); \
} while (0)
-/* With chip prefix */
-
-#define chip_err(gc, fmt, ...) \
- dev_err(&gc->gpiodev->dev, "(%s): " fmt, gc->label, ##__VA_ARGS__)
-#define chip_warn(gc, fmt, ...) \
- dev_warn(&gc->gpiodev->dev, "(%s): " fmt, gc->label, ##__VA_ARGS__)
-#define chip_info(gc, fmt, ...) \
- dev_info(&gc->gpiodev->dev, "(%s): " fmt, gc->label, ##__VA_ARGS__)
-#define chip_dbg(gc, fmt, ...) \
- dev_dbg(&gc->gpiodev->dev, "(%s): " fmt, gc->label, ##__VA_ARGS__)
+#define gpiochip_err(gc, fmt, ...) __gpiochip_pr(err, gc, fmt, ##__VA_ARGS__)
+#define gpiochip_warn(gc, fmt, ...) __gpiochip_pr(warn, gc, fmt, ##__VA_ARGS__)
+#define gpiochip_info(gc, fmt, ...) __gpiochip_pr(info, gc, fmt, ##__VA_ARGS__)
+#define gpiochip_dbg(gc, fmt, ...) __gpiochip_pr(dbg, gc, fmt, ##__VA_ARGS__)
#endif /* GPIOLIB_H */
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index f7ea8e895c0c..7e6bc0b3a589 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -396,9 +396,11 @@ source "drivers/gpu/drm/sprd/Kconfig"
source "drivers/gpu/drm/imagination/Kconfig"
+source "drivers/gpu/drm/tyr/Kconfig"
+
config DRM_HYPERV
tristate "DRM Support for Hyper-V synthetic video device"
- depends on DRM && PCI && HYPERV
+ depends on DRM && PCI && HYPERV_VMBUS
select DRM_CLIENT_SELECTION
select DRM_KMS_HELPER
select DRM_GEM_SHMEM_HELPER
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index 4dafbdc8f86a..0e1c668b46d2 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -6,7 +6,7 @@
CFLAGS-$(CONFIG_DRM_USE_DYNAMIC_DEBUG) += -DDYNAMIC_DEBUG_MODULE
# Unconditionally enable W=1 warnings locally
-# --- begin copy-paste W=1 warnings from scripts/Makefile.extrawarn
+# --- begin copy-paste W=1 warnings from scripts/Makefile.warn
subdir-ccflags-y += -Wextra -Wunused -Wno-unused-parameter
subdir-ccflags-y += $(call cc-option, -Wrestrict)
subdir-ccflags-y += -Wmissing-format-attribute
@@ -41,6 +41,7 @@ drm-y := \
drm_bridge.o \
drm_cache.o \
drm_color_mgmt.o \
+ drm_colorop.o \
drm_connector.o \
drm_crtc.o \
drm_displayid.o \
@@ -76,7 +77,8 @@ drm-y := \
drm-$(CONFIG_DRM_CLIENT) += \
drm_client.o \
drm_client_event.o \
- drm_client_modeset.o
+ drm_client_modeset.o \
+ drm_client_sysrq.o
drm-$(CONFIG_DRM_LIB_RANDOM) += lib/drm_random.o
drm-$(CONFIG_COMPAT) += drm_ioc32.o
drm-$(CONFIG_DRM_PANEL) += drm_panel.o
@@ -150,7 +152,8 @@ drm_kms_helper-y := \
drm_plane_helper.o \
drm_probe_helper.o \
drm_self_refresh_helper.o \
- drm_simple_kms_helper.o
+ drm_simple_kms_helper.o \
+ drm_vblank_helper.o
drm_kms_helper-$(CONFIG_DRM_PANEL_BRIDGE) += bridge/panel.o
drm_kms_helper-$(CONFIG_DRM_FBDEV_EMULATION) += drm_fb_helper.o
obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o
@@ -220,6 +223,7 @@ obj-$(CONFIG_DRM_VBOXVIDEO) += vboxvideo/
obj-$(CONFIG_DRM_LIMA) += lima/
obj-$(CONFIG_DRM_PANFROST) += panfrost/
obj-$(CONFIG_DRM_PANTHOR) += panthor/
+obj-$(CONFIG_DRM_TYR) += tyr/
obj-$(CONFIG_DRM_ASPEED_GFX) += aspeed/
obj-$(CONFIG_DRM_MCDE) += mcde/
obj-$(CONFIG_DRM_TIDSS) += tidss/
@@ -244,7 +248,7 @@ always-$(CONFIG_DRM_HEADER_TEST) += \
quiet_cmd_hdrtest = HDRTEST $(patsubst %.hdrtest,%.h,$@)
cmd_hdrtest = \
$(CC) $(c_flags) -fsyntax-only -x c /dev/null -include $< -include $<; \
- PYTHONDONTWRITEBYTECODE=1 $(KERNELDOC) -none $(if $(CONFIG_WERROR)$(CONFIG_DRM_WERROR),-Werror) $<; \
+ PYTHONDONTWRITEBYTECODE=1 $(PYTHON3) $(KERNELDOC) -none $(if $(CONFIG_WERROR)$(CONFIG_DRM_WERROR),-Werror) $<; \
touch $@
$(obj)/%.hdrtest: $(src)/%.h FORCE
diff --git a/drivers/gpu/drm/adp/adp_drv.c b/drivers/gpu/drm/adp/adp_drv.c
index 54cde090c3f4..4554cf75565e 100644
--- a/drivers/gpu/drm/adp/adp_drv.c
+++ b/drivers/gpu/drm/adp/adp_drv.c
@@ -16,6 +16,7 @@
#include <drm/drm_gem_dma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_of.h>
+#include <drm/drm_print.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_vblank.h>
diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig b/drivers/gpu/drm/amd/amdgpu/Kconfig
index 1acfed2f92ef..7f515be5185d 100644
--- a/drivers/gpu/drm/amd/amdgpu/Kconfig
+++ b/drivers/gpu/drm/amd/amdgpu/Kconfig
@@ -43,14 +43,16 @@ config DRM_AMDGPU_SI
bool "Enable amdgpu support for SI parts"
depends on DRM_AMDGPU
help
- Choose this option if you want to enable experimental support
+ Choose this option if you want to enable support
for SI (Southern Islands) asics.
- SI is already supported in radeon. Experimental support for SI
- in amdgpu will be disabled by default and is still provided by
- radeon. Use module options to override this:
+ SI (Southern Islands) are first generation GCN GPUs,
+ supported by both drivers: radeon (old) and amdgpu (new).
+ By default, SI dedicated GPUs are supported by amdgpu.
- radeon.si_support=0 amdgpu.si_support=1
+ Use module options to override this:
+ To use radeon for SI,
+ radeon.si_support=1 amdgpu.si_support=0
config DRM_AMDGPU_CIK
bool "Enable amdgpu support for CIK parts"
@@ -59,11 +61,17 @@ config DRM_AMDGPU_CIK
Choose this option if you want to enable support for CIK (Sea
Islands) asics.
- CIK is already supported in radeon. Support for CIK in amdgpu
- will be disabled by default and is still provided by radeon.
- Use module options to override this:
+ CIK (Sea Islands) are second generation GCN GPUs,
+ supported by both drivers: radeon (old) and amdgpu (new).
+ By default,
+ CIK dedicated GPUs are supported by amdgpu
+ CIK APUs are supported by radeon
+ Use module options to override this:
+ To use amdgpu for CIK,
radeon.cik_support=0 amdgpu.cik_support=1
+ To use radeon for CIK,
+ radeon.cik_support=1 amdgpu.cik_support=0
config DRM_AMDGPU_USERPTR
bool "Always enable userptr write support"
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
index 930de203d533..c88760fb52ea 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -37,7 +37,8 @@ ccflags-y := -I$(FULL_AMD_PATH)/include/asic_reg \
-I$(FULL_AMD_DISPLAY_PATH)/modules/inc \
-I$(FULL_AMD_DISPLAY_PATH)/dc \
-I$(FULL_AMD_DISPLAY_PATH)/amdgpu_dm \
- -I$(FULL_AMD_PATH)/amdkfd
+ -I$(FULL_AMD_PATH)/amdkfd \
+ -I$(FULL_AMD_PATH)/ras/ras_mgr
# Locally disable W=1 warnings enabled in drm subsystem Makefile
subdir-ccflags-y += -Wno-override-init
@@ -77,14 +78,15 @@ amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o \
dce_v8_0.o gfx_v7_0.o cik_sdma.o uvd_v4_2.o vce_v2_0.o
amdgpu-$(CONFIG_DRM_AMDGPU_SI)+= si.o gmc_v6_0.o gfx_v6_0.o si_ih.o si_dma.o dce_v6_0.o \
- uvd_v3_1.o
+ uvd_v3_1.o vce_v1_0.o
amdgpu-y += \
vi.o mxgpu_vi.o nbio_v6_1.o soc15.o emu_soc.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o \
vega20_reg_init.o nbio_v7_4.o nbio_v2_3.o nv.o arct_reg_init.o mxgpu_nv.o \
nbio_v7_2.o hdp_v4_0.o hdp_v5_0.o aldebaran_reg_init.o aldebaran.o soc21.o soc24.o \
sienna_cichlid.o smu_v13_0_10.o nbio_v4_3.o hdp_v6_0.o nbio_v7_7.o hdp_v5_2.o lsdma_v6_0.o \
- nbio_v7_9.o aqua_vanjaram.o nbio_v7_11.o lsdma_v7_0.o hdp_v7_0.o nbif_v6_3_1.o
+ nbio_v7_9.o aqua_vanjaram.o nbio_v7_11.o lsdma_v7_0.o hdp_v7_0.o nbif_v6_3_1.o \
+ cyan_skillfish_reg_init.o
# add DF block
amdgpu-y += \
@@ -137,7 +139,6 @@ amdgpu-y += \
# add DCE block
amdgpu-y += \
dce_v10_0.o \
- dce_v11_0.o \
amdgpu_vkms.o
# add GFX block
@@ -324,4 +325,9 @@ amdgpu-y += \
isp_v4_1_1.o
endif
+AMD_GPU_RAS_PATH := ../ras
+AMD_GPU_RAS_FULL_PATH := $(FULL_AMD_PATH)/ras
+include $(AMD_GPU_RAS_FULL_PATH)/Makefile
+amdgpu-y += $(AMD_GPU_RAS_FILES)
+
obj-$(CONFIG_DRM_AMDGPU)+= amdgpu.o
diff --git a/drivers/gpu/drm/amd/amdgpu/aldebaran.c b/drivers/gpu/drm/amd/amdgpu/aldebaran.c
index 9569dc16dd3d..daa7b23bc775 100644
--- a/drivers/gpu/drm/amd/amdgpu/aldebaran.c
+++ b/drivers/gpu/drm/amd/amdgpu/aldebaran.c
@@ -88,6 +88,10 @@ static int aldebaran_mode2_suspend_ip(struct amdgpu_device *adev)
uint32_t ip_block;
int r, i;
+ /* Skip suspend of SDMA IP versions >= 4.4.2. They are multi-aid */
+ if (adev->aid_mask)
+ ip_block_mask &= ~BIT(AMD_IP_BLOCK_TYPE_SDMA);
+
amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE);
amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index ef3af170dda4..9f9774f58ce1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -63,6 +63,7 @@
#include "kgd_pp_interface.h"
#include "amd_shared.h"
+#include "amdgpu_utils.h"
#include "amdgpu_mode.h"
#include "amdgpu_ih.h"
#include "amdgpu_irq.h"
@@ -371,13 +372,15 @@ void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
u64 *flags);
int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
enum amd_ip_block_type block_type);
+bool amdgpu_device_ip_is_hw(struct amdgpu_device *adev,
+ enum amd_ip_block_type block_type);
bool amdgpu_device_ip_is_valid(struct amdgpu_device *adev,
enum amd_ip_block_type block_type);
int amdgpu_ip_block_suspend(struct amdgpu_ip_block *ip_block);
int amdgpu_ip_block_resume(struct amdgpu_ip_block *ip_block);
-#define AMDGPU_MAX_IP_NUM 16
+#define AMDGPU_MAX_IP_NUM AMD_IP_BLOCK_TYPE_NUM
struct amdgpu_ip_block_status {
bool valid;
@@ -434,7 +437,6 @@ struct amdgpu_clock {
uint32_t default_mclk;
uint32_t default_sclk;
uint32_t default_dispclk;
- uint32_t current_dispclk;
uint32_t dp_extclk;
uint32_t max_pixel_clock;
};
@@ -545,7 +547,7 @@ struct amdgpu_wb {
* this value can be accessed directly by using the offset as an index.
* For the GPU address, it is necessary to use gpu_addr and the offset.
*/
- volatile uint32_t *wb;
+ uint32_t *wb;
/**
* @gpu_addr:
@@ -721,7 +723,7 @@ int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
/* VRAM scratch page for HDP bug, default vram page */
struct amdgpu_mem_scratch {
struct amdgpu_bo *robj;
- volatile uint32_t *ptr;
+ uint32_t *ptr;
u64 gpu_addr;
};
@@ -752,6 +754,7 @@ typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, u
struct amdgpu_mmio_remap {
u32 reg_offset;
resource_size_t bus_addr;
+ struct amdgpu_bo *bo;
};
/* Define the HW IP blocks will be used in driver , add more if necessary */
@@ -819,13 +822,25 @@ struct amdgpu_ip_map_info {
uint32_t mask);
};
+enum amdgpu_uid_type {
+ AMDGPU_UID_TYPE_XCD,
+ AMDGPU_UID_TYPE_AID,
+ AMDGPU_UID_TYPE_SOC,
+ AMDGPU_UID_TYPE_MAX
+};
+
+#define AMDGPU_UID_INST_MAX 8 /* max number of instances for each UID type */
+
+struct amdgpu_uid {
+ uint64_t uid[AMDGPU_UID_TYPE_MAX][AMDGPU_UID_INST_MAX];
+ struct amdgpu_device *adev;
+};
+
struct amd_powerplay {
void *pp_handle;
const struct amd_pm_funcs *pp_funcs;
};
-struct ip_discovery_top;
-
/* polaris10 kickers */
#define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
((rid == 0xE3) || \
@@ -896,6 +911,9 @@ struct amdgpu_pcie_reset_ctx {
bool in_link_reset;
bool occurs_dpc;
bool audio_suspended;
+ struct pci_dev *swus;
+ struct pci_saved_state *swus_pcistate;
+ struct pci_saved_state *swds_pcistate;
};
/*
@@ -929,12 +947,6 @@ enum amdgpu_enforce_isolation_mode {
AMDGPU_ENFORCE_ISOLATION_NO_CLEANER_SHADER = 3,
};
-
-/*
- * Non-zero (true) if the GPU has VRAM. Zero (false) otherwise.
- */
-#define AMDGPU_HAS_VRAM(_adev) ((_adev)->gmc.real_vram_size)
-
struct amdgpu_device {
struct device *dev;
struct pci_dev *pdev;
@@ -960,8 +972,7 @@ struct amdgpu_device {
struct notifier_block acpi_nb;
struct notifier_block pm_nb;
struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
- struct debugfs_blob_wrapper debugfs_vbios_blob;
- struct debugfs_blob_wrapper debugfs_discovery_blob;
+ struct debugfs_blob_wrapper debugfs_vbios_blob;
struct mutex srbm_mutex;
/* GRBM index mutex. Protects concurrent access to GRBM index */
struct mutex grbm_idx_mutex;
@@ -1051,6 +1062,9 @@ struct amdgpu_device {
u32 log2_max_MBps;
} mm_stats;
+ /* discovery*/
+ struct amdgpu_discovery_info discovery;
+
/* display */
bool enable_virtual_display;
struct amdgpu_vkms_output *amdgpu_vkms_output;
@@ -1138,9 +1152,6 @@ struct amdgpu_device {
/* for userq and VM fences */
struct amdgpu_seq64 seq64;
- /* KFD */
- struct amdgpu_kfd_dev kfd;
-
/* UMC */
struct amdgpu_umc umc;
@@ -1165,6 +1176,12 @@ struct amdgpu_device {
* queue fence.
*/
struct xarray userq_xa;
+ /**
+ * @userq_doorbell_xa: Global user queue map (doorbell index → queue)
+ * Key: doorbell_index (unique global identifier for the queue)
+ * Value: struct amdgpu_usermode_queue
+ */
+ struct xarray userq_doorbell_xa;
/* df */
struct amdgpu_df df;
@@ -1256,8 +1273,6 @@ struct amdgpu_device {
struct list_head ras_list;
- struct ip_discovery_top *ip_top;
-
struct amdgpu_reset_domain *reset_domain;
struct mutex benchmark_mutex;
@@ -1281,6 +1296,7 @@ struct amdgpu_device {
bool debug_disable_gpu_ring_reset;
bool debug_vm_userptr;
bool debug_disable_ce_logs;
+ bool debug_enable_ce_cs;
/* Protection for the following isolation structure */
struct mutex enforce_isolation_mutex;
@@ -1299,9 +1315,14 @@ struct amdgpu_device {
*/
bool apu_prefer_gtt;
- struct list_head userq_mgr_list;
- struct mutex userq_mutex;
bool userq_halt_for_enforce_isolation;
+ struct work_struct userq_reset_work;
+ struct amdgpu_uid *uid_info;
+
+ /* KFD
+ * Must be last --ends in a flexible-array member.
+ */
+ struct amdgpu_kfd_dev kfd;
};
static inline uint32_t amdgpu_ip_version(const struct amdgpu_device *adev,
@@ -1519,11 +1540,6 @@ int emu_soc_asic_init(struct amdgpu_device *adev);
#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
#define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
#define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
-#define amdgpu_asic_flush_hdp(adev, r) \
- ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
-#define amdgpu_asic_invalidate_hdp(adev, r) \
- ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : \
- ((adev)->hdp.funcs->invalidate_hdp ? (adev)->hdp.funcs->invalidate_hdp((adev), (r)) : (void)0))
#define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
#define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
#define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
@@ -1622,7 +1638,6 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
struct drm_file *file_priv);
void amdgpu_driver_release_kms(struct drm_device *dev);
-int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
int amdgpu_device_prepare(struct drm_device *dev);
void amdgpu_device_complete(struct drm_device *dev);
int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
@@ -1785,4 +1800,9 @@ static inline int amdgpu_device_bus_status_check(struct amdgpu_device *adev)
return 0;
}
+void amdgpu_device_set_uid(struct amdgpu_uid *uid_info,
+ enum amdgpu_uid_type type, uint8_t inst,
+ uint64_t uid);
+uint64_t amdgpu_device_get_uid(struct amdgpu_uid *uid_info,
+ enum amdgpu_uid_type type, uint8_t inst);
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
index cbc40cad581b..9b3180449150 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
@@ -76,6 +76,7 @@ static void aca_banks_release(struct aca_banks *banks)
list_for_each_entry_safe(node, tmp, &banks->list, node) {
list_del(&node->node);
kvfree(node);
+ banks->nr_banks--;
}
}
@@ -130,6 +131,27 @@ static void aca_smu_bank_dump(struct amdgpu_device *adev, int idx, int total, st
RAS_EVENT_LOG(adev, event_id, HW_ERR "hardware error logged by the scrubber\n");
}
+static bool aca_bank_hwip_is_matched(struct aca_bank *bank, enum aca_hwip_type type)
+{
+
+ struct aca_hwip *hwip;
+ int hwid, mcatype;
+ u64 ipid;
+
+ if (!bank || type == ACA_HWIP_TYPE_UNKNOW)
+ return false;
+
+ hwip = &aca_hwid_mcatypes[type];
+ if (!hwip->hwid)
+ return false;
+
+ ipid = bank->regs[ACA_REG_IDX_IPID];
+ hwid = ACA_REG__IPID__HARDWAREID(ipid);
+ mcatype = ACA_REG__IPID__MCATYPE(ipid);
+
+ return hwip->hwid == hwid && hwip->mcatype == mcatype;
+}
+
static int aca_smu_get_valid_aca_banks(struct amdgpu_device *adev, enum aca_smu_type type,
int start, int count,
struct aca_banks *banks, struct ras_query_context *qctx)
@@ -168,6 +190,15 @@ static int aca_smu_get_valid_aca_banks(struct amdgpu_device *adev, enum aca_smu_
bank.smu_err_type = type;
+ /*
+ * Poison being consumed when injecting a UE while running background workloads,
+ * which are unexpected.
+ */
+ if (type == ACA_SMU_TYPE_UE &&
+ ACA_REG__STATUS__POISON(bank.regs[ACA_REG_IDX_STATUS]) &&
+ !aca_bank_hwip_is_matched(&bank, ACA_HWIP_TYPE_UMC))
+ continue;
+
aca_smu_bank_dump(adev, i, count, &bank, qctx);
ret = aca_banks_add_bank(banks, &bank);
@@ -178,27 +209,6 @@ static int aca_smu_get_valid_aca_banks(struct amdgpu_device *adev, enum aca_smu_
return 0;
}
-static bool aca_bank_hwip_is_matched(struct aca_bank *bank, enum aca_hwip_type type)
-{
-
- struct aca_hwip *hwip;
- int hwid, mcatype;
- u64 ipid;
-
- if (!bank || type == ACA_HWIP_TYPE_UNKNOW)
- return false;
-
- hwip = &aca_hwid_mcatypes[type];
- if (!hwip->hwid)
- return false;
-
- ipid = bank->regs[ACA_REG_IDX_IPID];
- hwid = ACA_REG__IPID__HARDWAREID(ipid);
- mcatype = ACA_REG__IPID__MCATYPE(ipid);
-
- return hwip->hwid == hwid && hwip->mcatype == mcatype;
-}
-
static bool aca_bank_is_valid(struct aca_handle *handle, struct aca_bank *bank, enum aca_smu_type type)
{
const struct aca_bank_ops *bank_ops = handle->bank_ops;
@@ -229,6 +239,7 @@ static struct aca_bank_error *new_bank_error(struct aca_error *aerr, struct aca_
mutex_lock(&aerr->lock);
list_add_tail(&bank_error->node, &aerr->list);
+ aerr->nr_errors++;
mutex_unlock(&aerr->lock);
return bank_error;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
index 4926996f94da..381ef205b0df 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
@@ -302,17 +302,19 @@ static int acp_hw_init(struct amdgpu_ip_block *ip_block)
adev->acp.acp_res[2].end = adev->acp.acp_res[2].start;
adev->acp.acp_cell[0].name = "acp_audio_dma";
+ adev->acp.acp_cell[0].id = 0;
adev->acp.acp_cell[0].num_resources = 3;
adev->acp.acp_cell[0].resources = &adev->acp.acp_res[0];
adev->acp.acp_cell[0].platform_data = &adev->asic_type;
adev->acp.acp_cell[0].pdata_size = sizeof(adev->asic_type);
adev->acp.acp_cell[1].name = "designware-i2s";
+ adev->acp.acp_cell[1].id = 1;
adev->acp.acp_cell[1].num_resources = 1;
adev->acp.acp_cell[1].resources = &adev->acp.acp_res[1];
adev->acp.acp_cell[1].platform_data = &i2s_pdata[0];
adev->acp.acp_cell[1].pdata_size = sizeof(struct i2s_platform_data);
- r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, 2);
+ r = mfd_add_devices(adev->acp.parent, 0, adev->acp.acp_cell, 2, NULL, 0, NULL);
if (r)
goto failure;
r = device_for_each_child(adev->acp.parent, &adev->acp.acp_genpd->gpd,
@@ -410,30 +412,34 @@ static int acp_hw_init(struct amdgpu_ip_block *ip_block)
adev->acp.acp_res[4].end = adev->acp.acp_res[4].start;
adev->acp.acp_cell[0].name = "acp_audio_dma";
+ adev->acp.acp_cell[0].id = 0;
adev->acp.acp_cell[0].num_resources = 5;
adev->acp.acp_cell[0].resources = &adev->acp.acp_res[0];
adev->acp.acp_cell[0].platform_data = &adev->asic_type;
adev->acp.acp_cell[0].pdata_size = sizeof(adev->asic_type);
adev->acp.acp_cell[1].name = "designware-i2s";
+ adev->acp.acp_cell[1].id = 1;
adev->acp.acp_cell[1].num_resources = 1;
adev->acp.acp_cell[1].resources = &adev->acp.acp_res[1];
adev->acp.acp_cell[1].platform_data = &i2s_pdata[0];
adev->acp.acp_cell[1].pdata_size = sizeof(struct i2s_platform_data);
adev->acp.acp_cell[2].name = "designware-i2s";
+ adev->acp.acp_cell[2].id = 2;
adev->acp.acp_cell[2].num_resources = 1;
adev->acp.acp_cell[2].resources = &adev->acp.acp_res[2];
adev->acp.acp_cell[2].platform_data = &i2s_pdata[1];
adev->acp.acp_cell[2].pdata_size = sizeof(struct i2s_platform_data);
adev->acp.acp_cell[3].name = "designware-i2s";
+ adev->acp.acp_cell[3].id = 3;
adev->acp.acp_cell[3].num_resources = 1;
adev->acp.acp_cell[3].resources = &adev->acp.acp_res[3];
adev->acp.acp_cell[3].platform_data = &i2s_pdata[2];
adev->acp.acp_cell[3].pdata_size = sizeof(struct i2s_platform_data);
- r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, ACP_DEVS);
+ r = mfd_add_devices(adev->acp.parent, 0, adev->acp.acp_cell, ACP_DEVS, NULL, 0, NULL);
if (r)
goto failure;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 6c62e27b9800..d31460a9e958 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -507,7 +507,6 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev,
pm_runtime_get_sync(adev_to_drm(adev)->dev);
/* Just fire off a uevent and let userspace tell us what to do */
drm_helper_hpd_irq_event(adev_to_drm(adev));
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
}
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index fbe7616555c8..a2879d2b7c8e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -250,16 +250,24 @@ void amdgpu_amdkfd_interrupt(struct amdgpu_device *adev,
void amdgpu_amdkfd_suspend(struct amdgpu_device *adev, bool suspend_proc)
{
- if (adev->kfd.dev)
- kgd2kfd_suspend(adev->kfd.dev, suspend_proc);
+ if (adev->kfd.dev) {
+ if (adev->in_s0ix)
+ kgd2kfd_stop_sched_all_nodes(adev->kfd.dev);
+ else
+ kgd2kfd_suspend(adev->kfd.dev, suspend_proc);
+ }
}
int amdgpu_amdkfd_resume(struct amdgpu_device *adev, bool resume_proc)
{
int r = 0;
- if (adev->kfd.dev)
- r = kgd2kfd_resume(adev->kfd.dev, resume_proc);
+ if (adev->kfd.dev) {
+ if (adev->in_s0ix)
+ r = kgd2kfd_start_sched_all_nodes(adev->kfd.dev);
+ else
+ r = kgd2kfd_resume(adev->kfd.dev, resume_proc);
+ }
return r;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
index 33eb4826b58b..8bdfcde2029b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
@@ -71,7 +71,7 @@ struct kgd_mem {
struct mutex lock;
struct amdgpu_bo *bo;
struct dma_buf *dmabuf;
- struct hmm_range *range;
+ struct amdgpu_hmm_range *range;
struct list_head attachments;
/* protected by amdkfd_process_info.lock */
struct list_head validate_list;
@@ -107,11 +107,13 @@ struct amdgpu_kfd_dev {
bool init_complete;
struct work_struct reset_work;
- /* HMM page migration MEMORY_DEVICE_PRIVATE mapping */
- struct dev_pagemap pgmap;
-
/* Client for KFD BO GEM handle allocations */
struct drm_client_dev client;
+
+ /* HMM page migration MEMORY_DEVICE_PRIVATE mapping
+ * Must be last --ends in a flexible-array member.
+ */
+ struct dev_pagemap pgmap;
};
enum kgd_engine_type {
@@ -426,7 +428,9 @@ void kgd2kfd_smi_event_throttle(struct kfd_dev *kfd, uint64_t throttle_bitmask);
int kgd2kfd_check_and_lock_kfd(struct kfd_dev *kfd);
void kgd2kfd_unlock_kfd(struct kfd_dev *kfd);
int kgd2kfd_start_sched(struct kfd_dev *kfd, uint32_t node_id);
+int kgd2kfd_start_sched_all_nodes(struct kfd_dev *kfd);
int kgd2kfd_stop_sched(struct kfd_dev *kfd, uint32_t node_id);
+int kgd2kfd_stop_sched_all_nodes(struct kfd_dev *kfd);
bool kgd2kfd_compute_active(struct kfd_dev *kfd, uint32_t node_id);
bool kgd2kfd_vmfault_fast_path(struct amdgpu_device *adev, struct amdgpu_iv_entry *entry,
bool retry_fault);
@@ -516,11 +520,21 @@ static inline int kgd2kfd_start_sched(struct kfd_dev *kfd, uint32_t node_id)
return 0;
}
+static inline int kgd2kfd_start_sched_all_nodes(struct kfd_dev *kfd)
+{
+ return 0;
+}
+
static inline int kgd2kfd_stop_sched(struct kfd_dev *kfd, uint32_t node_id)
{
return 0;
}
+static inline int kgd2kfd_stop_sched_all_nodes(struct kfd_dev *kfd)
+{
+ return 0;
+}
+
static inline bool kgd2kfd_compute_active(struct kfd_dev *kfd, uint32_t node_id)
{
return false;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
index 04ef0ca10541..0239114fb6c4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
@@ -352,7 +352,7 @@ static int kgd_hqd_dump(struct amdgpu_device *adev,
(*dump)[i++][1] = RREG32_SOC15_IP(GC, addr); \
} while (0)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
@@ -449,7 +449,7 @@ static int kgd_hqd_sdma_dump(struct amdgpu_device *adev,
#undef HQD_N_REGS
#define HQD_N_REGS (19+6+7+10)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
index 6d08bc2781a3..f2278a0937ff 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
@@ -338,7 +338,7 @@ static int hqd_dump_v10_3(struct amdgpu_device *adev,
(*dump)[i++][1] = RREG32_SOC15_IP(GC, addr); \
} while (0)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
@@ -435,7 +435,7 @@ static int hqd_sdma_dump_v10_3(struct amdgpu_device *adev,
#undef HQD_N_REGS
#define HQD_N_REGS (19+6+7+12)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
index e0e6a6a49d90..aaccf0b9947d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
@@ -323,7 +323,7 @@ static int hqd_dump_v11(struct amdgpu_device *adev,
(*dump)[i++][1] = RREG32(addr); \
} while (0)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
@@ -420,7 +420,7 @@ static int hqd_sdma_dump_v11(struct amdgpu_device *adev,
#undef HQD_N_REGS
#define HQD_N_REGS (7+11+1+12+12)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v12.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v12.c
index 6f0dc23c901b..e0ceab400b2d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v12.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v12.c
@@ -115,7 +115,7 @@ static int hqd_dump_v12(struct amdgpu_device *adev,
(*dump)[i++][1] = RREG32(addr); \
} while (0)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
@@ -146,7 +146,7 @@ static int hqd_sdma_dump_v12(struct amdgpu_device *adev,
#undef HQD_N_REGS
#define HQD_N_REGS (last_reg - first_reg + 1)
- *dump = kmalloc(HQD_N_REGS*2*sizeof(uint32_t), GFP_KERNEL);
+ *dump = kmalloc_array(HQD_N_REGS, sizeof(**dump), GFP_KERNEL);
if (*dump == NULL)
return -ENOMEM;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 260165bbe373..b1c24c8fa686 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -213,19 +213,35 @@ int amdgpu_amdkfd_reserve_mem_limit(struct amdgpu_device *adev,
spin_lock(&kfd_mem_limit.mem_limit_lock);
if (kfd_mem_limit.system_mem_used + system_mem_needed >
- kfd_mem_limit.max_system_mem_limit)
+ kfd_mem_limit.max_system_mem_limit) {
pr_debug("Set no_system_mem_limit=1 if using shared memory\n");
+ if (!no_system_mem_limit) {
+ ret = -ENOMEM;
+ goto release;
+ }
+ }
- if ((kfd_mem_limit.system_mem_used + system_mem_needed >
- kfd_mem_limit.max_system_mem_limit && !no_system_mem_limit) ||
- (kfd_mem_limit.ttm_mem_used + ttm_mem_needed >
- kfd_mem_limit.max_ttm_mem_limit) ||
- (adev && xcp_id >= 0 && adev->kfd.vram_used[xcp_id] + vram_needed >
- vram_size - reserved_for_pt - reserved_for_ras - atomic64_read(&adev->vram_pin_size))) {
+ if (kfd_mem_limit.ttm_mem_used + ttm_mem_needed >
+ kfd_mem_limit.max_ttm_mem_limit) {
ret = -ENOMEM;
goto release;
}
+ /*if is_app_apu is false and apu_prefer_gtt is true, it is an APU with
+ * carve out < gtt. In that case, VRAM allocation will go to gtt domain, skip
+ * VRAM check since ttm_mem_limit check already cover this allocation
+ */
+
+ if (adev && xcp_id >= 0 && (!adev->apu_prefer_gtt || adev->gmc.is_app_apu)) {
+ uint64_t vram_available =
+ vram_size - reserved_for_pt - reserved_for_ras -
+ atomic64_read(&adev->vram_pin_size);
+ if (adev->kfd.vram_used[xcp_id] + vram_needed > vram_available) {
+ ret = -ENOMEM;
+ goto release;
+ }
+ }
+
/* Update memory accounting by decreasing available system
* memory, TTM memory and GPU memory as computed above
*/
@@ -494,7 +510,8 @@ static int vm_update_pds(struct amdgpu_vm *vm, struct amdgpu_sync *sync)
return amdgpu_sync_fence(sync, vm->last_update, GFP_KERNEL);
}
-static uint64_t get_pte_flags(struct amdgpu_device *adev, struct kgd_mem *mem)
+static uint64_t get_pte_flags(struct amdgpu_device *adev, struct amdgpu_vm *vm,
+ struct kgd_mem *mem)
{
uint32_t mapping_flags = AMDGPU_VM_PAGE_READABLE |
AMDGPU_VM_MTYPE_DEFAULT;
@@ -504,7 +521,7 @@ static uint64_t get_pte_flags(struct amdgpu_device *adev, struct kgd_mem *mem)
if (mem->alloc_flags & KFD_IOC_ALLOC_MEM_FLAGS_EXECUTABLE)
mapping_flags |= AMDGPU_VM_PAGE_EXECUTABLE;
- return amdgpu_gem_va_map_flags(adev, mapping_flags);
+ return mapping_flags;
}
/**
@@ -961,7 +978,7 @@ static int kfd_mem_attach(struct amdgpu_device *adev, struct kgd_mem *mem,
goto unwind;
}
attachment[i]->va = va;
- attachment[i]->pte_flags = get_pte_flags(adev, mem);
+ attachment[i]->pte_flags = get_pte_flags(adev, vm, mem);
attachment[i]->adev = adev;
list_add(&attachment[i]->list, &mem->attachments);
@@ -1040,7 +1057,7 @@ static int init_user_pages(struct kgd_mem *mem, uint64_t user_addr,
struct amdkfd_process_info *process_info = mem->process_info;
struct amdgpu_bo *bo = mem->bo;
struct ttm_operation_ctx ctx = { true, false };
- struct hmm_range *range;
+ struct amdgpu_hmm_range *range;
int ret = 0;
mutex_lock(&process_info->lock);
@@ -1072,8 +1089,15 @@ static int init_user_pages(struct kgd_mem *mem, uint64_t user_addr,
return 0;
}
- ret = amdgpu_ttm_tt_get_user_pages(bo, bo->tbo.ttm->pages, &range);
+ range = amdgpu_hmm_range_alloc(NULL);
+ if (unlikely(!range)) {
+ ret = -ENOMEM;
+ goto unregister_out;
+ }
+
+ ret = amdgpu_ttm_tt_get_user_pages(bo, range);
if (ret) {
+ amdgpu_hmm_range_free(range);
if (ret == -EAGAIN)
pr_debug("Failed to get user pages, try again\n");
else
@@ -1086,6 +1110,9 @@ static int init_user_pages(struct kgd_mem *mem, uint64_t user_addr,
pr_err("%s: Failed to reserve BO\n", __func__);
goto release_out;
}
+
+ amdgpu_ttm_tt_set_user_pages(bo->tbo.ttm, range);
+
amdgpu_bo_placement_from_domain(bo, mem->domain);
ret = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
if (ret)
@@ -1093,7 +1120,7 @@ static int init_user_pages(struct kgd_mem *mem, uint64_t user_addr,
amdgpu_bo_unreserve(bo);
release_out:
- amdgpu_ttm_tt_get_user_pages_done(bo->tbo.ttm, range);
+ amdgpu_hmm_range_free(range);
unregister_out:
if (ret)
amdgpu_hmm_unregister(bo);
@@ -1247,6 +1274,10 @@ static int unmap_bo_from_gpuvm(struct kgd_mem *mem,
(void)amdgpu_vm_bo_unmap(adev, bo_va, entry->va);
+ /* VM entity stopped if process killed, don't clear freed pt bo */
+ if (!amdgpu_vm_ready(vm))
+ return 0;
+
(void)amdgpu_vm_clear_freed(adev, vm, &bo_va->last_pt_update);
(void)amdgpu_sync_fence(sync, bo_va->last_pt_update, GFP_KERNEL);
@@ -1626,11 +1657,15 @@ size_t amdgpu_amdkfd_get_available_memory(struct amdgpu_device *adev,
uint64_t vram_available, system_mem_available, ttm_mem_available;
spin_lock(&kfd_mem_limit.mem_limit_lock);
- vram_available = KFD_XCP_MEMORY_SIZE(adev, xcp_id)
- - adev->kfd.vram_used_aligned[xcp_id]
- - atomic64_read(&adev->vram_pin_size)
- - reserved_for_pt
- - reserved_for_ras;
+ if (adev->apu_prefer_gtt && !adev->gmc.is_app_apu)
+ vram_available = KFD_XCP_MEMORY_SIZE(adev, xcp_id)
+ - adev->kfd.vram_used_aligned[xcp_id];
+ else
+ vram_available = KFD_XCP_MEMORY_SIZE(adev, xcp_id)
+ - adev->kfd.vram_used_aligned[xcp_id]
+ - atomic64_read(&adev->vram_pin_size)
+ - reserved_for_pt
+ - reserved_for_ras;
if (adev->apu_prefer_gtt) {
system_mem_available = no_system_mem_limit ?
@@ -1892,7 +1927,7 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu(
if (amdgpu_ttm_tt_get_usermm(mem->bo->tbo.ttm)) {
amdgpu_hmm_unregister(mem->bo);
mutex_lock(&process_info->notifier_lock);
- amdgpu_ttm_tt_discard_user_pages(mem->bo->tbo.ttm, mem->range);
+ amdgpu_hmm_range_free(mem->range);
mutex_unlock(&process_info->notifier_lock);
}
@@ -1930,9 +1965,7 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu(
*/
if (size) {
if (!is_imported &&
- (mem->bo->preferred_domains == AMDGPU_GEM_DOMAIN_VRAM ||
- (adev->apu_prefer_gtt &&
- mem->bo->preferred_domains == AMDGPU_GEM_DOMAIN_GTT)))
+ mem->alloc_flags & KFD_IOC_ALLOC_MEM_FLAGS_VRAM)
*size = bo_size;
else
*size = 0;
@@ -2305,10 +2338,9 @@ void amdgpu_amdkfd_gpuvm_unmap_gtt_bo_from_kernel(struct kgd_mem *mem)
int amdgpu_amdkfd_gpuvm_get_vm_fault_info(struct amdgpu_device *adev,
struct kfd_vm_fault_info *mem)
{
- if (atomic_read(&adev->gmc.vm_fault_info_updated) == 1) {
+ if (atomic_read_acquire(&adev->gmc.vm_fault_info_updated) == 1) {
*mem = *adev->gmc.vm_fault_info;
- mb(); /* make sure read happened */
- atomic_set(&adev->gmc.vm_fault_info_updated, 0);
+ atomic_set_release(&adev->gmc.vm_fault_info_updated, 0);
}
return 0;
}
@@ -2519,7 +2551,7 @@ static int update_invalid_user_pages(struct amdkfd_process_info *process_info,
bo = mem->bo;
- amdgpu_ttm_tt_discard_user_pages(bo->tbo.ttm, mem->range);
+ amdgpu_hmm_range_free(mem->range);
mem->range = NULL;
/* BO reservations and getting user pages (hmm_range_fault)
@@ -2543,10 +2575,14 @@ static int update_invalid_user_pages(struct amdkfd_process_info *process_info,
}
}
+ mem->range = amdgpu_hmm_range_alloc(NULL);
+ if (unlikely(!mem->range))
+ return -ENOMEM;
/* Get updated user pages */
- ret = amdgpu_ttm_tt_get_user_pages(bo, bo->tbo.ttm->pages,
- &mem->range);
+ ret = amdgpu_ttm_tt_get_user_pages(bo, mem->range);
if (ret) {
+ amdgpu_hmm_range_free(mem->range);
+ mem->range = NULL;
pr_debug("Failed %d to get user pages\n", ret);
/* Return -EFAULT bad address error as success. It will
@@ -2563,17 +2599,24 @@ static int update_invalid_user_pages(struct amdkfd_process_info *process_info,
* from the KFD, trigger a segmentation fault in VM debug mode.
*/
if (amdgpu_ttm_adev(bo->tbo.bdev)->debug_vm_userptr) {
+ struct kfd_process *p;
+
pr_err("Pid %d unmapped memory before destroying userptr at GPU addr 0x%llx\n",
pid_nr(process_info->pid), mem->va);
// Send GPU VM fault to user space
- kfd_signal_vm_fault_event_with_userptr(kfd_lookup_process_by_pid(process_info->pid),
- mem->va);
+ p = kfd_lookup_process_by_pid(process_info->pid);
+ if (p) {
+ kfd_signal_vm_fault_event_with_userptr(p, mem->va);
+ kfd_unref_process(p);
+ }
}
ret = 0;
}
+ amdgpu_ttm_tt_set_user_pages(bo->tbo.ttm, mem->range);
+
mutex_lock(&process_info->notifier_lock);
/* Mark the BO as valid unless it was invalidated
@@ -2712,8 +2755,8 @@ static int confirm_valid_user_pages_locked(struct amdkfd_process_info *process_i
continue;
/* Only check mem with hmm range associated */
- valid = amdgpu_ttm_tt_get_user_pages_done(
- mem->bo->tbo.ttm, mem->range);
+ valid = amdgpu_hmm_range_valid(mem->range);
+ amdgpu_hmm_range_free(mem->range);
mem->range = NULL;
if (!valid) {
@@ -2969,9 +3012,22 @@ int amdgpu_amdkfd_gpuvm_restore_process_bos(void *info, struct dma_fence __rcu *
struct amdgpu_device *adev = amdgpu_ttm_adev(
peer_vm->root.bo->tbo.bdev);
+ struct amdgpu_fpriv *fpriv =
+ container_of(peer_vm, struct amdgpu_fpriv, vm);
+
+ ret = amdgpu_vm_bo_update(adev, fpriv->prt_va, false);
+ if (ret) {
+ dev_dbg(adev->dev,
+ "Memory eviction: handle PRT moved failed, pid %8d. Try again.\n",
+ pid_nr(process_info->pid));
+ goto validate_map_fail;
+ }
+
ret = amdgpu_vm_handle_moved(adev, peer_vm, &exec.ticket);
if (ret) {
- pr_debug("Memory eviction: handle moved failed. Try again\n");
+ dev_dbg(adev->dev,
+ "Memory eviction: handle moved failed, pid %8d. Try again.\n",
+ pid_nr(process_info->pid));
goto validate_map_fail;
}
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
index e476e45b996a..763f2b8dcf13 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -706,7 +706,6 @@ int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev)
}
adev->clock.dp_extclk =
le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);
- adev->clock.current_dispclk = adev->clock.default_dispclk;
adev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock);
if (adev->clock.max_pixel_clock == 0)
@@ -1816,16 +1815,43 @@ static ssize_t amdgpu_atombios_get_vbios_version(struct device *dev,
return sysfs_emit(buf, "%s\n", ctx->vbios_pn);
}
+static ssize_t amdgpu_atombios_get_vbios_build(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = drm_to_adev(ddev);
+ struct atom_context *ctx = adev->mode_info.atom_context;
+
+ return sysfs_emit(buf, "%s\n", ctx->build_num);
+}
+
static DEVICE_ATTR(vbios_version, 0444, amdgpu_atombios_get_vbios_version,
NULL);
+static DEVICE_ATTR(vbios_build, 0444, amdgpu_atombios_get_vbios_build, NULL);
static struct attribute *amdgpu_vbios_version_attrs[] = {
- &dev_attr_vbios_version.attr,
- NULL
+ &dev_attr_vbios_version.attr, &dev_attr_vbios_build.attr, NULL
};
+static umode_t amdgpu_vbios_version_attrs_is_visible(struct kobject *kobj,
+ struct attribute *attr,
+ int index)
+{
+ struct device *dev = kobj_to_dev(kobj);
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = drm_to_adev(ddev);
+ struct atom_context *ctx = adev->mode_info.atom_context;
+
+ if (attr == &dev_attr_vbios_build.attr && !strlen(ctx->build_num))
+ return 0;
+
+ return attr->mode;
+}
+
const struct attribute_group amdgpu_vbios_version_attr_group = {
- .attrs = amdgpu_vbios_version_attrs
+ .attrs = amdgpu_vbios_version_attrs,
+ .is_visible = amdgpu_vbios_version_attrs_is_visible,
};
int amdgpu_atombios_sysfs_init(struct amdgpu_device *adev)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index c7d32fb216e4..636385c80f64 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -181,19 +181,22 @@ int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev)
u8 frev, crev;
int usage_bytes = 0;
- if (amdgpu_atom_parse_data_header(ctx, index, NULL, &frev, &crev, &data_offset)) {
- if (frev == 2 && crev == 1) {
- fw_usage_v2_1 =
- (struct vram_usagebyfirmware_v2_1 *)(ctx->bios + data_offset);
- amdgpu_atomfirmware_allocate_fb_v2_1(adev,
- fw_usage_v2_1,
- &usage_bytes);
- } else if (frev >= 2 && crev >= 2) {
- fw_usage_v2_2 =
- (struct vram_usagebyfirmware_v2_2 *)(ctx->bios + data_offset);
- amdgpu_atomfirmware_allocate_fb_v2_2(adev,
- fw_usage_v2_2,
- &usage_bytes);
+ /* Skip atomfirmware allocation for SRIOV VFs when dynamic crit regn is enabled */
+ if (!(amdgpu_sriov_vf(adev) && adev->virt.is_dynamic_crit_regn_enabled)) {
+ if (amdgpu_atom_parse_data_header(ctx, index, NULL, &frev, &crev, &data_offset)) {
+ if (frev == 2 && crev == 1) {
+ fw_usage_v2_1 =
+ (struct vram_usagebyfirmware_v2_1 *)(ctx->bios + data_offset);
+ amdgpu_atomfirmware_allocate_fb_v2_1(adev,
+ fw_usage_v2_1,
+ &usage_bytes);
+ } else if (frev >= 2 && crev >= 2) {
+ fw_usage_v2_2 =
+ (struct vram_usagebyfirmware_v2_2 *)(ctx->bios + data_offset);
+ amdgpu_atomfirmware_allocate_fb_v2_2(adev,
+ fw_usage_v2_2,
+ &usage_bytes);
+ }
}
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
index 00e96419fcda..35d04e69aec0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
@@ -96,13 +96,14 @@ void amdgpu_bios_release(struct amdgpu_device *adev)
* part of the system bios. On boot, the system bios puts a
* copy of the igp rom at the start of vram if a discrete card is
* present.
- * For SR-IOV, the vbios image is also put in VRAM in the VF.
+ * For SR-IOV, if dynamic critical region is not enabled,
+ * the vbios image is also put at the start of VRAM in the VF.
*/
static bool amdgpu_read_bios_from_vram(struct amdgpu_device *adev)
{
- uint8_t __iomem *bios;
+ uint8_t __iomem *bios = NULL;
resource_size_t vram_base;
- resource_size_t size = 256 * 1024; /* ??? */
+ u32 size = 256U * 1024U; /* ??? */
if (!(adev->flags & AMD_IS_APU))
if (amdgpu_device_need_post(adev))
@@ -114,18 +115,33 @@ static bool amdgpu_read_bios_from_vram(struct amdgpu_device *adev)
adev->bios = NULL;
vram_base = pci_resource_start(adev->pdev, 0);
- bios = ioremap_wc(vram_base, size);
- if (!bios)
- return false;
adev->bios = kmalloc(size, GFP_KERNEL);
- if (!adev->bios) {
- iounmap(bios);
+ if (!adev->bios)
return false;
+
+ /* For SRIOV with dynamic critical region is enabled,
+ * the vbios image is put at a dynamic offset of VRAM in the VF.
+ * If dynamic critical region is disabled, follow the existing logic as on baremetal.
+ */
+ if (amdgpu_sriov_vf(adev) && adev->virt.is_dynamic_crit_regn_enabled) {
+ if (amdgpu_virt_get_dynamic_data_info(adev,
+ AMD_SRIOV_MSG_VBIOS_IMG_TABLE_ID, adev->bios, &size)) {
+ amdgpu_bios_release(adev);
+ return false;
+ }
+ } else {
+ bios = ioremap_wc(vram_base, size);
+ if (!bios) {
+ amdgpu_bios_release(adev);
+ return false;
+ }
+
+ memcpy_fromio(adev->bios, bios, size);
+ iounmap(bios);
}
+
adev->bios_size = size;
- memcpy_fromio(adev->bios, bios, size);
- iounmap(bios);
if (!check_atom_bios(adev, size)) {
amdgpu_bios_release(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
index 702f6610d024..66fb37b64388 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -184,43 +184,36 @@ void amdgpu_bo_list_put(struct amdgpu_bo_list *list)
int amdgpu_bo_create_list_entry_array(struct drm_amdgpu_bo_list_in *in,
struct drm_amdgpu_bo_list_entry **info_param)
{
- const void __user *uptr = u64_to_user_ptr(in->bo_info_ptr);
const uint32_t info_size = sizeof(struct drm_amdgpu_bo_list_entry);
+ const void __user *uptr = u64_to_user_ptr(in->bo_info_ptr);
+ const uint32_t bo_info_size = in->bo_info_size;
+ const uint32_t bo_number = in->bo_number;
struct drm_amdgpu_bo_list_entry *info;
- int r;
-
- info = kvmalloc_array(in->bo_number, info_size, GFP_KERNEL);
- if (!info)
- return -ENOMEM;
/* copy the handle array from userspace to a kernel buffer */
- r = -EFAULT;
- if (likely(info_size == in->bo_info_size)) {
- unsigned long bytes = in->bo_number *
- in->bo_info_size;
-
- if (copy_from_user(info, uptr, bytes))
- goto error_free;
-
+ if (likely(info_size == bo_info_size)) {
+ info = vmemdup_array_user(uptr, bo_number, info_size);
+ if (IS_ERR(info))
+ return PTR_ERR(info);
} else {
- unsigned long bytes = min(in->bo_info_size, info_size);
+ const uint32_t bytes = min(bo_info_size, info_size);
unsigned i;
- memset(info, 0, in->bo_number * info_size);
- for (i = 0; i < in->bo_number; ++i) {
- if (copy_from_user(&info[i], uptr, bytes))
- goto error_free;
+ info = kvmalloc_array(bo_number, info_size, GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
- uptr += in->bo_info_size;
+ memset(info, 0, bo_number * info_size);
+ for (i = 0; i < bo_number; ++i, uptr += bo_info_size) {
+ if (copy_from_user(&info[i], uptr, bytes)) {
+ kvfree(info);
+ return -EFAULT;
+ }
}
}
*info_param = info;
return 0;
-
-error_free:
- kvfree(info);
- return r;
}
int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h
index 555cd6d877c3..2b5e7c46a39d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h
@@ -38,8 +38,7 @@ struct amdgpu_bo_list_entry {
struct amdgpu_bo *bo;
struct amdgpu_bo_va *bo_va;
uint32_t priority;
- struct page **user_pages;
- struct hmm_range *range;
+ struct amdgpu_hmm_range *range;
bool user_invalidated;
};
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
index 5e375e9c4f5d..9f96d568acf2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
@@ -398,30 +398,28 @@ static void amdgpu_connector_add_common_modes(struct drm_encoder *encoder,
struct drm_display_mode *mode = NULL;
struct drm_display_mode *native_mode = &amdgpu_encoder->native_mode;
int i;
- static const struct mode_size {
+ int n;
+ struct mode_size {
+ char name[DRM_DISPLAY_MODE_LEN];
int w;
int h;
- } common_modes[17] = {
- { 640, 480},
- { 720, 480},
- { 800, 600},
- { 848, 480},
- {1024, 768},
- {1152, 768},
- {1280, 720},
- {1280, 800},
- {1280, 854},
- {1280, 960},
- {1280, 1024},
- {1440, 900},
- {1400, 1050},
- {1680, 1050},
- {1600, 1200},
- {1920, 1080},
- {1920, 1200}
+ } common_modes[] = {
+ { "640x480", 640, 480},
+ { "800x600", 800, 600},
+ { "1024x768", 1024, 768},
+ { "1280x720", 1280, 720},
+ { "1280x800", 1280, 800},
+ {"1280x1024", 1280, 1024},
+ { "1440x900", 1440, 900},
+ {"1680x1050", 1680, 1050},
+ {"1600x1200", 1600, 1200},
+ {"1920x1080", 1920, 1080},
+ {"1920x1200", 1920, 1200}
};
- for (i = 0; i < 17; i++) {
+ n = ARRAY_SIZE(common_modes);
+
+ for (i = 0; i < n; i++) {
if (amdgpu_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
if (common_modes[i].w > 1024 ||
common_modes[i].h > 768)
@@ -434,12 +432,11 @@ static void amdgpu_connector_add_common_modes(struct drm_encoder *encoder,
common_modes[i].h == native_mode->vdisplay))
continue;
}
- if (common_modes[i].w < 320 || common_modes[i].h < 200)
- continue;
mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
if (!mode)
return;
+ strscpy(mode->name, common_modes[i].name, DRM_DISPLAY_MODE_LEN);
drm_mode_probed_add(connector, mode);
}
@@ -737,10 +734,8 @@ amdgpu_connector_lvds_detect(struct drm_connector *connector, bool force)
amdgpu_connector_update_scratch_regs(connector, ret);
- if (!drm_kms_helper_is_poll_worker()) {
- pm_runtime_mark_last_busy(connector->dev->dev);
+ if (!drm_kms_helper_is_poll_worker())
pm_runtime_put_autosuspend(connector->dev->dev);
- }
return ret;
}
@@ -922,10 +917,8 @@ amdgpu_connector_vga_detect(struct drm_connector *connector, bool force)
amdgpu_connector_update_scratch_regs(connector, ret);
out:
- if (!drm_kms_helper_is_poll_worker()) {
- pm_runtime_mark_last_busy(connector->dev->dev);
+ if (!drm_kms_helper_is_poll_worker())
pm_runtime_put_autosuspend(connector->dev->dev);
- }
return ret;
}
@@ -1149,10 +1142,8 @@ out:
amdgpu_connector_update_scratch_regs(connector, ret);
exit:
- if (!drm_kms_helper_is_poll_worker()) {
- pm_runtime_mark_last_busy(connector->dev->dev);
+ if (!drm_kms_helper_is_poll_worker())
pm_runtime_put_autosuspend(connector->dev->dev);
- }
return ret;
}
@@ -1195,29 +1186,69 @@ static void amdgpu_connector_dvi_force(struct drm_connector *connector)
amdgpu_connector->use_digital = true;
}
+/**
+ * amdgpu_max_hdmi_pixel_clock - Return max supported HDMI (TMDS) pixel clock
+ * @adev: pointer to amdgpu_device
+ *
+ * Return: maximum supported HDMI (TMDS) pixel clock in KHz.
+ */
+static int amdgpu_max_hdmi_pixel_clock(const struct amdgpu_device *adev)
+{
+ if (adev->asic_type >= CHIP_POLARIS10)
+ return 600000;
+ else if (adev->asic_type >= CHIP_TONGA)
+ return 300000;
+ else
+ return 297000;
+}
+
+/**
+ * amdgpu_connector_dvi_mode_valid - Validate a mode on DVI/HDMI connectors
+ * @connector: DRM connector to validate the mode on
+ * @mode: display mode to validate
+ *
+ * Validate the given display mode on DVI and HDMI connectors, including
+ * analog signals on DVI-I.
+ *
+ * Return: drm_mode_status indicating whether the mode is valid.
+ */
static enum drm_mode_status amdgpu_connector_dvi_mode_valid(struct drm_connector *connector,
const struct drm_display_mode *mode)
{
struct drm_device *dev = connector->dev;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
+ const int max_hdmi_pixel_clock = amdgpu_max_hdmi_pixel_clock(adev);
+ const int max_dvi_single_link_pixel_clock = 165000;
+ int max_digital_pixel_clock_khz;
/* XXX check mode bandwidth */
- if (amdgpu_connector->use_digital && (mode->clock > 165000)) {
- if ((amdgpu_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
- (amdgpu_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
- (amdgpu_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B)) {
- return MODE_OK;
- } else if (connector->display_info.is_hdmi) {
- /* HDMI 1.3+ supports max clock of 340 Mhz */
- if (mode->clock > 340000)
- return MODE_CLOCK_HIGH;
- else
- return MODE_OK;
- } else {
- return MODE_CLOCK_HIGH;
+ if (amdgpu_connector->use_digital) {
+ switch (amdgpu_connector->connector_object_id) {
+ case CONNECTOR_OBJECT_ID_HDMI_TYPE_A:
+ max_digital_pixel_clock_khz = max_hdmi_pixel_clock;
+ break;
+ case CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I:
+ case CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D:
+ max_digital_pixel_clock_khz = max_dvi_single_link_pixel_clock;
+ break;
+ case CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I:
+ case CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D:
+ case CONNECTOR_OBJECT_ID_HDMI_TYPE_B:
+ max_digital_pixel_clock_khz = max_dvi_single_link_pixel_clock * 2;
+ break;
}
+
+ /* When the display EDID claims that it's an HDMI display,
+ * we use the HDMI encoder mode of the display HW,
+ * so we should verify against the max HDMI clock here.
+ */
+ if (connector->display_info.is_hdmi)
+ max_digital_pixel_clock_khz = max_hdmi_pixel_clock;
+
+ if (mode->clock > max_digital_pixel_clock_khz)
+ return MODE_CLOCK_HIGH;
}
/* check against the max pixel clock */
@@ -1449,10 +1480,8 @@ amdgpu_connector_dp_detect(struct drm_connector *connector, bool force)
amdgpu_connector_update_scratch_regs(connector, ret);
out:
- if (!drm_kms_helper_is_poll_worker()) {
- pm_runtime_mark_last_busy(connector->dev->dev);
+ if (!drm_kms_helper_is_poll_worker())
pm_runtime_put_autosuspend(connector->dev->dev);
- }
if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
connector->connector_type == DRM_MODE_CONNECTOR_eDP)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c
index 25252231a68a..425a3e564360 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: MIT
/*
* Copyright 2025 Advanced Micro Devices, Inc.
*
@@ -68,7 +68,6 @@ void amdgpu_cper_entry_fill_hdr(struct amdgpu_device *adev,
hdr->error_severity = sev;
hdr->valid_bits.platform_id = 1;
- hdr->valid_bits.partition_id = 1;
hdr->valid_bits.timestamp = 1;
amdgpu_cper_get_timestamp(&hdr->timestamp);
@@ -174,7 +173,7 @@ int amdgpu_cper_entry_fill_runtime_section(struct amdgpu_device *adev,
struct cper_sec_nonstd_err *section;
bool poison;
- poison = (sev == CPER_SEV_NON_FATAL_CORRECTED) ? false : true;
+ poison = sev != CPER_SEV_NON_FATAL_CORRECTED;
section_desc = (struct cper_sec_desc *)((uint8_t *)hdr + SEC_DESC_OFFSET(idx));
section = (struct cper_sec_nonstd_err *)((uint8_t *)hdr +
NONSTD_SEC_OFFSET(hdr->sec_cnt, idx));
@@ -206,6 +205,7 @@ int amdgpu_cper_entry_fill_bad_page_threshold_section(struct amdgpu_device *adev
{
struct cper_sec_desc *section_desc;
struct cper_sec_nonstd_err *section;
+ uint32_t socket_id;
section_desc = (struct cper_sec_desc *)((uint8_t *)hdr + SEC_DESC_OFFSET(idx));
section = (struct cper_sec_nonstd_err *)((uint8_t *)hdr +
@@ -219,11 +219,17 @@ int amdgpu_cper_entry_fill_bad_page_threshold_section(struct amdgpu_device *adev
section->hdr.valid_bits.err_context_cnt = 1;
section->info.error_type = RUNTIME;
+ section->info.valid_bits.ms_chk = 1;
section->info.ms_chk_bits.err_type_valid = 1;
+ section->info.ms_chk_bits.err_type = 1;
+ section->info.ms_chk_bits.pcc = 1;
section->ctx.reg_ctx_type = CPER_CTX_TYPE_CRASH;
section->ctx.reg_arr_size = sizeof(section->ctx.reg_dump);
/* Hardcoded Reg dump for bad page threshold CPER */
+ socket_id = (adev->smuio.funcs && adev->smuio.funcs->get_socket_id) ?
+ adev->smuio.funcs->get_socket_id(adev) :
+ 0;
section->ctx.reg_dump[CPER_ACA_REG_CTL_LO] = 0x1;
section->ctx.reg_dump[CPER_ACA_REG_CTL_HI] = 0x0;
section->ctx.reg_dump[CPER_ACA_REG_STATUS_LO] = 0x137;
@@ -234,8 +240,8 @@ int amdgpu_cper_entry_fill_bad_page_threshold_section(struct amdgpu_device *adev
section->ctx.reg_dump[CPER_ACA_REG_MISC0_HI] = 0x0;
section->ctx.reg_dump[CPER_ACA_REG_CONFIG_LO] = 0x2;
section->ctx.reg_dump[CPER_ACA_REG_CONFIG_HI] = 0x1ff;
- section->ctx.reg_dump[CPER_ACA_REG_IPID_LO] = 0x0;
- section->ctx.reg_dump[CPER_ACA_REG_IPID_HI] = 0x96;
+ section->ctx.reg_dump[CPER_ACA_REG_IPID_LO] = (socket_id / 4) & 0x01;
+ section->ctx.reg_dump[CPER_ACA_REG_IPID_HI] = 0x096 | (((socket_id % 4) & 0x3) << 12);
section->ctx.reg_dump[CPER_ACA_REG_SYND_LO] = 0x0;
section->ctx.reg_dump[CPER_ACA_REG_SYND_HI] = 0x0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h
index bcb97d245673..353421807387 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: MIT */
/*
* Copyright 2025 Advanced Micro Devices, Inc.
*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index d3f220be2ef9..ecdfe6cb36cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -40,6 +40,7 @@
#include "amdgpu_gmc.h"
#include "amdgpu_gem.h"
#include "amdgpu_ras.h"
+#include "amdgpu_hmm.h"
static int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p,
struct amdgpu_device *adev,
@@ -178,25 +179,17 @@ static int amdgpu_cs_pass1(struct amdgpu_cs_parser *p,
struct amdgpu_fpriv *fpriv = p->filp->driver_priv;
unsigned int num_ibs[AMDGPU_CS_GANG_SIZE] = { };
struct amdgpu_vm *vm = &fpriv->vm;
- uint64_t *chunk_array_user;
uint64_t *chunk_array;
uint32_t uf_offset = 0;
size_t size;
int ret;
int i;
- chunk_array = kvmalloc_array(cs->in.num_chunks, sizeof(uint64_t),
- GFP_KERNEL);
- if (!chunk_array)
- return -ENOMEM;
-
- /* get chunks */
- chunk_array_user = u64_to_user_ptr(cs->in.chunks);
- if (copy_from_user(chunk_array, chunk_array_user,
- sizeof(uint64_t)*cs->in.num_chunks)) {
- ret = -EFAULT;
- goto free_chunk;
- }
+ chunk_array = memdup_array_user(u64_to_user_ptr(cs->in.chunks),
+ cs->in.num_chunks,
+ sizeof(uint64_t));
+ if (IS_ERR(chunk_array))
+ return PTR_ERR(chunk_array);
p->nchunks = cs->in.num_chunks;
p->chunks = kvmalloc_array(p->nchunks, sizeof(struct amdgpu_cs_chunk),
@@ -209,7 +202,6 @@ static int amdgpu_cs_pass1(struct amdgpu_cs_parser *p,
for (i = 0; i < p->nchunks; i++) {
struct drm_amdgpu_cs_chunk __user *chunk_ptr = NULL;
struct drm_amdgpu_cs_chunk user_chunk;
- uint32_t __user *cdata;
chunk_ptr = u64_to_user_ptr(chunk_array[i]);
if (copy_from_user(&user_chunk, chunk_ptr,
@@ -222,20 +214,16 @@ static int amdgpu_cs_pass1(struct amdgpu_cs_parser *p,
p->chunks[i].length_dw = user_chunk.length_dw;
size = p->chunks[i].length_dw;
- cdata = u64_to_user_ptr(user_chunk.chunk_data);
- p->chunks[i].kdata = kvmalloc_array(size, sizeof(uint32_t),
- GFP_KERNEL);
- if (p->chunks[i].kdata == NULL) {
- ret = -ENOMEM;
+ p->chunks[i].kdata = vmemdup_array_user(u64_to_user_ptr(user_chunk.chunk_data),
+ size,
+ sizeof(uint32_t));
+ if (IS_ERR(p->chunks[i].kdata)) {
+ ret = PTR_ERR(p->chunks[i].kdata);
i--;
goto free_partial_kdata;
}
size *= sizeof(uint32_t);
- if (copy_from_user(p->chunks[i].kdata, cdata, size)) {
- ret = -EFAULT;
- goto free_partial_kdata;
- }
/* Assume the worst on the following checks */
ret = -EINVAL;
@@ -286,7 +274,7 @@ static int amdgpu_cs_pass1(struct amdgpu_cs_parser *p,
}
}
- if (!p->gang_size) {
+ if (!p->gang_size || (amdgpu_sriov_vf(p->adev) && p->gang_size > 1)) {
ret = -EINVAL;
goto free_all_kdata;
}
@@ -376,6 +364,12 @@ static int amdgpu_cs_p2_ib(struct amdgpu_cs_parser *p,
if (p->uf_bo && ring->funcs->no_user_fence)
return -EINVAL;
+ if (!p->adev->debug_enable_ce_cs &&
+ chunk_ib->flags & AMDGPU_IB_FLAG_CE) {
+ dev_err_ratelimited(p->adev->dev, "CE CS is blocked, use debug=0x400 to override\n");
+ return -EINVAL;
+ }
+
if (chunk_ib->ip_type == AMDGPU_HW_IP_GFX &&
chunk_ib->flags & AMDGPU_IB_FLAG_PREEMPT) {
if (chunk_ib->flags & AMDGPU_IB_FLAG_CE)
@@ -396,7 +390,7 @@ static int amdgpu_cs_p2_ib(struct amdgpu_cs_parser *p,
chunk_ib->ib_bytes : 0,
AMDGPU_IB_POOL_DELAYED, ib);
if (r) {
- DRM_ERROR("Failed to get ib !\n");
+ drm_err(adev_to_drm(p->adev), "Failed to get ib !\n");
return r;
}
@@ -468,7 +462,7 @@ static int amdgpu_syncobj_lookup_and_add(struct amdgpu_cs_parser *p,
r = drm_syncobj_find_fence(p->filp, handle, point, flags, &fence);
if (r) {
- DRM_ERROR("syncobj %u failed to find fence @ %llu (%d)!\n",
+ drm_err(adev_to_drm(p->adev), "syncobj %u failed to find fence @ %llu (%d)!\n",
handle, point, r);
return r;
}
@@ -714,7 +708,7 @@ static void amdgpu_cs_get_threshold_for_moves(struct amdgpu_device *adev,
*/
const s64 us_upper_bound = 200000;
- if (!adev->mm_stats.log2_max_MBps) {
+ if ((!adev->mm_stats.log2_max_MBps) || !ttm_resource_manager_used(&adev->mman.vram_mgr.manager)) {
*max_bytes = 0;
*max_vis_bytes = 0;
return;
@@ -896,26 +890,18 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
amdgpu_bo_list_for_each_userptr_entry(e, p->bo_list) {
bool userpage_invalidated = false;
struct amdgpu_bo *bo = e->bo;
- int i;
-
- e->user_pages = kvcalloc(bo->tbo.ttm->num_pages,
- sizeof(struct page *),
- GFP_KERNEL);
- if (!e->user_pages) {
- DRM_ERROR("kvmalloc_array failure\n");
- r = -ENOMEM;
- goto out_free_user_pages;
- }
- r = amdgpu_ttm_tt_get_user_pages(bo, e->user_pages, &e->range);
- if (r) {
- kvfree(e->user_pages);
- e->user_pages = NULL;
+ e->range = amdgpu_hmm_range_alloc(NULL);
+ if (unlikely(!e->range))
+ return -ENOMEM;
+
+ r = amdgpu_ttm_tt_get_user_pages(bo, e->range);
+ if (r)
goto out_free_user_pages;
- }
for (i = 0; i < bo->tbo.ttm->num_pages; i++) {
- if (bo->tbo.ttm->pages[i] != e->user_pages[i]) {
+ if (bo->tbo.ttm->pages[i] !=
+ hmm_pfn_to_page(e->range->hmm_range.hmm_pfns[i])) {
userpage_invalidated = true;
break;
}
@@ -959,7 +945,7 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
}
if (amdgpu_ttm_tt_is_userptr(e->bo->tbo.ttm) &&
- e->user_invalidated && e->user_pages) {
+ e->user_invalidated) {
amdgpu_bo_placement_from_domain(e->bo,
AMDGPU_GEM_DOMAIN_CPU);
r = ttm_bo_validate(&e->bo->tbo, &e->bo->placement,
@@ -968,11 +954,8 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
goto out_free_user_pages;
amdgpu_ttm_tt_set_user_pages(e->bo->tbo.ttm,
- e->user_pages);
+ e->range);
}
-
- kvfree(e->user_pages);
- e->user_pages = NULL;
}
amdgpu_cs_get_threshold_for_moves(p->adev, &p->bytes_moved_threshold,
@@ -983,7 +966,7 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
r = amdgpu_vm_validate(p->adev, &fpriv->vm, NULL,
amdgpu_cs_bo_validate, p);
if (r) {
- DRM_ERROR("amdgpu_vm_validate() failed.\n");
+ drm_err(adev_to_drm(p->adev), "amdgpu_vm_validate() failed.\n");
goto out_free_user_pages;
}
@@ -1012,13 +995,7 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
out_free_user_pages:
amdgpu_bo_list_for_each_userptr_entry(e, p->bo_list) {
- struct amdgpu_bo *bo = e->bo;
-
- if (!e->user_pages)
- continue;
- amdgpu_ttm_tt_get_user_pages_done(bo->tbo.ttm, e->range);
- kvfree(e->user_pages);
- e->user_pages = NULL;
+ amdgpu_hmm_range_free(e->range);
e->range = NULL;
}
mutex_unlock(&p->bo_list->bo_list_mutex);
@@ -1061,13 +1038,13 @@ static int amdgpu_cs_patch_ibs(struct amdgpu_cs_parser *p,
va_start = ib->gpu_addr & AMDGPU_GMC_HOLE_MASK;
r = amdgpu_cs_find_mapping(p, va_start, &aobj, &m);
if (r) {
- DRM_ERROR("IB va_start is invalid\n");
+ drm_err(adev_to_drm(p->adev), "IB va_start is invalid\n");
return r;
}
if ((va_start + ib->length_dw * 4) >
(m->last + 1) * AMDGPU_GPU_PAGE_SIZE) {
- DRM_ERROR("IB va_start+ib_bytes is invalid\n");
+ drm_err(adev_to_drm(p->adev), "IB va_start+ib_bytes is invalid\n");
return -EINVAL;
}
@@ -1238,7 +1215,7 @@ static int amdgpu_cs_sync_rings(struct amdgpu_cs_parser *p)
r = amdgpu_ctx_wait_prev_fence(p->ctx, p->entities[p->gang_leader_idx]);
if (r) {
if (r != -ERESTARTSYS)
- DRM_ERROR("amdgpu_ctx_wait_prev_fence failed.\n");
+ drm_err(adev_to_drm(p->adev), "amdgpu_ctx_wait_prev_fence failed.\n");
return r;
}
@@ -1349,8 +1326,8 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
*/
r = 0;
amdgpu_bo_list_for_each_userptr_entry(e, p->bo_list) {
- r |= !amdgpu_ttm_tt_get_user_pages_done(e->bo->tbo.ttm,
- e->range);
+ r |= !amdgpu_hmm_range_valid(e->range);
+ amdgpu_hmm_range_free(e->range);
e->range = NULL;
}
if (r) {
@@ -1451,7 +1428,7 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
r = amdgpu_cs_parser_init(&parser, adev, filp, data);
if (r) {
- DRM_ERROR_RATELIMITED("Failed to initialize parser %d!\n", r);
+ drm_err_ratelimited(dev, "Failed to initialize parser %d!\n", r);
return r;
}
@@ -1466,9 +1443,9 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
r = amdgpu_cs_parser_bos(&parser, data);
if (r) {
if (r == -ENOMEM)
- DRM_ERROR("Not enough memory for command submission!\n");
+ drm_err(dev, "Not enough memory for command submission!\n");
else if (r != -ERESTARTSYS && r != -EAGAIN)
- DRM_DEBUG("Failed to process the buffer list %d!\n", r);
+ drm_dbg(dev, "Failed to process the buffer list %d!\n", r);
goto error_fini;
}
@@ -1767,30 +1744,21 @@ int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
{
struct amdgpu_device *adev = drm_to_adev(dev);
union drm_amdgpu_wait_fences *wait = data;
- uint32_t fence_count = wait->in.fence_count;
- struct drm_amdgpu_fence *fences_user;
struct drm_amdgpu_fence *fences;
int r;
/* Get the fences from userspace */
- fences = kmalloc_array(fence_count, sizeof(struct drm_amdgpu_fence),
- GFP_KERNEL);
- if (fences == NULL)
- return -ENOMEM;
-
- fences_user = u64_to_user_ptr(wait->in.fences);
- if (copy_from_user(fences, fences_user,
- sizeof(struct drm_amdgpu_fence) * fence_count)) {
- r = -EFAULT;
- goto err_free_fences;
- }
+ fences = memdup_array_user(u64_to_user_ptr(wait->in.fences),
+ wait->in.fence_count,
+ sizeof(struct drm_amdgpu_fence));
+ if (IS_ERR(fences))
+ return PTR_ERR(fences);
if (wait->in.wait_all)
r = amdgpu_cs_wait_all_fences(adev, filp, wait, fences);
else
r = amdgpu_cs_wait_any_fence(adev, filp, wait, fences);
-err_free_fences:
kfree(fences);
return r;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
index dfb6cfd83760..02138aa55793 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
@@ -88,8 +88,8 @@ int amdgpu_map_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm,
}
r = amdgpu_vm_bo_map(adev, *bo_va, csa_addr, 0, size,
- AMDGPU_VM_PAGE_READABLE | AMDGPU_VM_PAGE_WRITEABLE |
- AMDGPU_VM_PAGE_EXECUTABLE);
+ AMDGPU_PTE_READABLE | AMDGPU_PTE_WRITEABLE |
+ AMDGPU_PTE_EXECUTABLE);
if (r) {
DRM_ERROR("failed to do bo_map on static CSA, err=%d\n", r);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index f5d5c45ddc0d..afedea02188d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -236,7 +236,7 @@ static int amdgpu_ctx_init_entity(struct amdgpu_ctx *ctx, u32 hw_ip,
r = amdgpu_xcp_select_scheds(adev, hw_ip, hw_prio, fpriv,
&num_scheds, &scheds);
if (r)
- goto cleanup_entity;
+ goto error_free_entity;
}
/* disable load balance if the hw engine retains context among dependent jobs */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index 0e6e2e2acf5b..62d43b8cbe58 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -129,7 +129,6 @@ static int amdgpu_debugfs_process_reg_op(bool read, struct file *f,
if (use_bank) {
if ((sh_bank != 0xFFFFFFFF && sh_bank >= adev->gfx.config.max_sh_per_se) ||
(se_bank != 0xFFFFFFFF && se_bank >= adev->gfx.config.max_shader_engines)) {
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return -EINVAL;
@@ -179,7 +178,6 @@ end:
if (pm_pg_lock)
mutex_unlock(&adev->pm.mutex);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
@@ -255,7 +253,6 @@ static ssize_t amdgpu_debugfs_regs2_op(struct file *f, char __user *buf, u32 off
if (rd->id.use_grbm) {
if ((rd->id.grbm.sh != 0xFFFFFFFF && rd->id.grbm.sh >= adev->gfx.config.max_sh_per_se) ||
(rd->id.grbm.se != 0xFFFFFFFF && rd->id.grbm.se >= adev->gfx.config.max_shader_engines)) {
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
mutex_unlock(&rd->lock);
@@ -310,7 +307,6 @@ end:
mutex_unlock(&rd->lock);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
@@ -446,7 +442,6 @@ static ssize_t amdgpu_debugfs_gprwave_read(struct file *f, char __user *buf, siz
amdgpu_gfx_select_se_sh(adev, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, rd->id.xcc_id);
mutex_unlock(&adev->grbm_idx_mutex);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
if (!x) {
@@ -557,7 +552,6 @@ static ssize_t amdgpu_debugfs_regs_pcie_read(struct file *f, char __user *buf,
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
@@ -617,7 +611,6 @@ static ssize_t amdgpu_debugfs_regs_pcie_write(struct file *f, const char __user
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
@@ -676,7 +669,6 @@ static ssize_t amdgpu_debugfs_regs_didt_read(struct file *f, char __user *buf,
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
@@ -736,7 +728,6 @@ static ssize_t amdgpu_debugfs_regs_didt_write(struct file *f, const char __user
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
@@ -795,7 +786,6 @@ static ssize_t amdgpu_debugfs_regs_smc_read(struct file *f, char __user *buf,
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
@@ -855,7 +845,6 @@ static ssize_t amdgpu_debugfs_regs_smc_write(struct file *f, const char __user *
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
@@ -1003,7 +992,6 @@ static ssize_t amdgpu_debugfs_sensor_read(struct file *f, char __user *buf,
r = amdgpu_dpm_read_sensor(adev, idx, &values[0], &valuesize);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
if (r) {
@@ -1094,7 +1082,6 @@ static ssize_t amdgpu_debugfs_wave_read(struct file *f, char __user *buf,
amdgpu_gfx_select_se_sh(adev, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0);
mutex_unlock(&adev->grbm_idx_mutex);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
if (!x) {
@@ -1192,7 +1179,6 @@ static ssize_t amdgpu_debugfs_gpr_read(struct file *f, char __user *buf,
amdgpu_gfx_select_se_sh(adev, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0);
mutex_unlock(&adev->grbm_idx_mutex);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
while (size) {
@@ -1266,7 +1252,6 @@ static ssize_t amdgpu_debugfs_gfxoff_residency_read(struct file *f, char __user
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
@@ -1315,7 +1300,6 @@ static ssize_t amdgpu_debugfs_gfxoff_residency_write(struct file *f, const char
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
@@ -1365,7 +1349,6 @@ static ssize_t amdgpu_debugfs_gfxoff_count_read(struct file *f, char __user *buf
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
@@ -1414,7 +1397,6 @@ static ssize_t amdgpu_debugfs_gfxoff_write(struct file *f, const char __user *bu
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
@@ -1460,7 +1442,6 @@ static ssize_t amdgpu_debugfs_gfxoff_read(struct file *f, char __user *buf,
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
@@ -1501,7 +1482,6 @@ static ssize_t amdgpu_debugfs_gfxoff_status_read(struct file *f, char __user *bu
r = result;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
@@ -1701,7 +1681,6 @@ static int amdgpu_debugfs_test_ib_show(struct seq_file *m, void *unused)
up_write(&adev->reset_domain->sem);
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
return 0;
@@ -1721,7 +1700,6 @@ static int amdgpu_debugfs_evict_vram(void *data, u64 *val)
*val = amdgpu_ttm_evict_resources(adev, TTM_PL_VRAM);
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
return 0;
@@ -1742,7 +1720,6 @@ static int amdgpu_debugfs_evict_gtt(void *data, u64 *val)
*val = amdgpu_ttm_evict_resources(adev, TTM_PL_TT);
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
return 0;
@@ -1762,7 +1739,6 @@ static int amdgpu_debugfs_benchmark(void *data, u64 val)
r = amdgpu_benchmark(adev, val);
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
return r;
@@ -1902,7 +1878,7 @@ no_preempt:
continue;
}
job = to_amdgpu_job(s_job);
- if (preempted && (&job->hw_fence.base) == fence)
+ if (preempted && (&job->hw_fence->base) == fence)
/* mark the job as preempted */
job->preemption_status |= AMDGPU_IB_PREEMPTED;
}
@@ -2014,7 +1990,6 @@ static int amdgpu_debugfs_sclk_set(void *data, u64 val)
ret = -EINVAL;
out:
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return ret;
@@ -2123,10 +2098,9 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev)
debugfs_create_blob("amdgpu_vbios", 0444, root,
&adev->debugfs_vbios_blob);
- adev->debugfs_discovery_blob.data = adev->mman.discovery_bin;
- adev->debugfs_discovery_blob.size = adev->mman.discovery_tmr_size;
- debugfs_create_blob("amdgpu_discovery", 0444, root,
- &adev->debugfs_discovery_blob);
+ if (adev->discovery.debugfs_blob.size)
+ debugfs_create_blob("amdgpu_discovery", 0444, root,
+ &adev->discovery.debugfs_blob);
return 0;
}
@@ -2136,12 +2110,14 @@ static int amdgpu_pt_info_read(struct seq_file *m, void *unused)
struct drm_file *file;
struct amdgpu_fpriv *fpriv;
struct amdgpu_bo *root_bo;
+ struct amdgpu_device *adev;
int r;
file = m->private;
if (!file)
return -EINVAL;
+ adev = drm_to_adev(file->minor->dev);
fpriv = file->driver_priv;
if (!fpriv || !fpriv->vm.root.bo)
return -ENODEV;
@@ -2153,7 +2129,11 @@ static int amdgpu_pt_info_read(struct seq_file *m, void *unused)
return -EINVAL;
}
- seq_printf(m, "gpu_address: 0x%llx\n", amdgpu_bo_gpu_offset(fpriv->vm.root.bo));
+ seq_printf(m, "pd_address: 0x%llx\n", amdgpu_gmc_pd_addr(fpriv->vm.root.bo));
+ seq_printf(m, "max_pfn: 0x%llx\n", adev->vm_manager.max_pfn);
+ seq_printf(m, "num_level: 0x%x\n", adev->vm_manager.num_level);
+ seq_printf(m, "block_size: 0x%x\n", adev->vm_manager.block_size);
+ seq_printf(m, "fragment_size: 0x%x\n", adev->vm_manager.fragment_size);
amdgpu_bo_unreserve(root_bo);
amdgpu_bo_unref(&root_bo);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c
index 8a026bc9ea44..4e2fe6674db8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c
@@ -217,8 +217,7 @@ amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count,
drm_printf(&p, "version: " AMDGPU_COREDUMP_VERSION "\n");
drm_printf(&p, "kernel: " UTS_RELEASE "\n");
drm_printf(&p, "module: " KBUILD_MODNAME "\n");
- drm_printf(&p, "time: %lld.%09ld\n", coredump->reset_time.tv_sec,
- coredump->reset_time.tv_nsec);
+ drm_printf(&p, "time: %ptSp\n", &coredump->reset_time);
if (coredump->reset_task_info.task.pid)
drm_printf(&p, "process_name: %s PID: %d\n",
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 01d234cf8156..58c3ffe707d1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -71,6 +71,7 @@
#include "amdgpu_xgmi.h"
#include "amdgpu_ras.h"
+#include "amdgpu_ras_mgr.h"
#include "amdgpu_pmu.h"
#include "amdgpu_fru_eeprom.h"
#include "amdgpu_reset.h"
@@ -95,6 +96,7 @@ MODULE_FIRMWARE("amdgpu/picasso_gpu_info.bin");
MODULE_FIRMWARE("amdgpu/raven2_gpu_info.bin");
MODULE_FIRMWARE("amdgpu/arcturus_gpu_info.bin");
MODULE_FIRMWARE("amdgpu/navi12_gpu_info.bin");
+MODULE_FIRMWARE("amdgpu/cyan_skillfish_gpu_info.bin");
#define AMDGPU_RESUME_MS 2000
#define AMDGPU_MAX_RETRY_LIMIT 2
@@ -178,6 +180,12 @@ struct amdgpu_init_level amdgpu_init_minimal_xgmi = {
BIT(AMD_IP_BLOCK_TYPE_PSP)
};
+static int amdgpu_device_ip_resume_phase1(struct amdgpu_device *adev);
+static int amdgpu_device_ip_resume_phase2(struct amdgpu_device *adev);
+static int amdgpu_device_ip_resume_phase3(struct amdgpu_device *adev);
+
+static void amdgpu_device_load_switch_state(struct amdgpu_device *adev);
+
static inline bool amdgpu_ip_member_of_hwini(struct amdgpu_device *adev,
enum amd_ip_block_type block)
{
@@ -1670,9 +1678,9 @@ int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev)
int rbar_size = pci_rebar_bytes_to_size(adev->gmc.real_vram_size);
struct pci_bus *root;
struct resource *res;
+ int max_size, r;
unsigned int i;
u16 cmd;
- int r;
if (!IS_ENABLED(CONFIG_PHYS_ADDR_T_64BIT))
return 0;
@@ -1718,30 +1726,28 @@ int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev)
return 0;
/* Limit the BAR size to what is available */
- rbar_size = min(fls(pci_rebar_get_possible_sizes(adev->pdev, 0)) - 1,
- rbar_size);
+ max_size = pci_rebar_get_max_size(adev->pdev, 0);
+ if (max_size < 0)
+ return 0;
+ rbar_size = min(max_size, rbar_size);
/* Disable memory decoding while we change the BAR addresses and size */
pci_read_config_word(adev->pdev, PCI_COMMAND, &cmd);
pci_write_config_word(adev->pdev, PCI_COMMAND,
cmd & ~PCI_COMMAND_MEMORY);
- /* Free the VRAM and doorbell BAR, we most likely need to move both. */
+ /* Tear down doorbell as resizing will release BARs */
amdgpu_doorbell_fini(adev);
- if (adev->asic_type >= CHIP_BONAIRE)
- pci_release_resource(adev->pdev, 2);
-
- pci_release_resource(adev->pdev, 0);
- r = pci_resize_resource(adev->pdev, 0, rbar_size);
+ r = pci_resize_resource(adev->pdev, 0, rbar_size,
+ (adev->asic_type >= CHIP_BONAIRE) ? 1 << 5
+ : 1 << 2);
if (r == -ENOSPC)
dev_info(adev->dev,
"Not enough PCI address space for a large BAR.");
else if (r && r != -ENOTSUPP)
dev_err(adev->dev, "Problem resizing BAR0 (%d).", r);
- pci_assign_unassigned_bus_resources(adev->pdev->bus);
-
/* When the doorbell or fb BAR isn't available we have no chance of
* using the device.
*/
@@ -1879,6 +1885,13 @@ static bool amdgpu_device_pcie_dynamic_switching_supported(struct amdgpu_device
static bool amdgpu_device_aspm_support_quirk(struct amdgpu_device *adev)
{
+ /* Enabling ASPM causes randoms hangs on Tahiti and Oland on Zen4.
+ * It's unclear if this is a platform-specific or GPU-specific issue.
+ * Disable ASPM on SI for the time being.
+ */
+ if (adev->family == AMDGPU_FAMILY_SI)
+ return true;
+
#if IS_ENABLED(CONFIG_X86)
struct cpuinfo_x86 *c = &cpu_data(0);
@@ -2377,7 +2390,7 @@ int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
}
/**
- * amdgpu_device_ip_is_valid - is the hardware IP enabled
+ * amdgpu_device_ip_is_hw - is the hardware IP enabled
*
* @adev: amdgpu_device pointer
* @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)
@@ -2385,6 +2398,27 @@ int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
* Check if the hardware IP is enable or not.
* Returns true if it the IP is enable, false if not.
*/
+bool amdgpu_device_ip_is_hw(struct amdgpu_device *adev,
+ enum amd_ip_block_type block_type)
+{
+ int i;
+
+ for (i = 0; i < adev->num_ip_blocks; i++) {
+ if (adev->ip_blocks[i].version->type == block_type)
+ return adev->ip_blocks[i].status.hw;
+ }
+ return false;
+}
+
+/**
+ * amdgpu_device_ip_is_valid - is the hardware IP valid
+ *
+ * @adev: amdgpu_device pointer
+ * @block_type: Type of hardware IP (SMU, GFX, UVD, etc.)
+ *
+ * Check if the hardware IP is valid or not.
+ * Returns true if it the IP is valid, false if not.
+ */
bool amdgpu_device_ip_is_valid(struct amdgpu_device *adev,
enum amd_ip_block_type block_type)
{
@@ -2445,6 +2479,34 @@ int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
return 1;
}
+static const char *ip_block_names[] = {
+ [AMD_IP_BLOCK_TYPE_COMMON] = "common",
+ [AMD_IP_BLOCK_TYPE_GMC] = "gmc",
+ [AMD_IP_BLOCK_TYPE_IH] = "ih",
+ [AMD_IP_BLOCK_TYPE_SMC] = "smu",
+ [AMD_IP_BLOCK_TYPE_PSP] = "psp",
+ [AMD_IP_BLOCK_TYPE_DCE] = "dce",
+ [AMD_IP_BLOCK_TYPE_GFX] = "gfx",
+ [AMD_IP_BLOCK_TYPE_SDMA] = "sdma",
+ [AMD_IP_BLOCK_TYPE_UVD] = "uvd",
+ [AMD_IP_BLOCK_TYPE_VCE] = "vce",
+ [AMD_IP_BLOCK_TYPE_ACP] = "acp",
+ [AMD_IP_BLOCK_TYPE_VCN] = "vcn",
+ [AMD_IP_BLOCK_TYPE_MES] = "mes",
+ [AMD_IP_BLOCK_TYPE_JPEG] = "jpeg",
+ [AMD_IP_BLOCK_TYPE_VPE] = "vpe",
+ [AMD_IP_BLOCK_TYPE_UMSCH_MM] = "umsch_mm",
+ [AMD_IP_BLOCK_TYPE_ISP] = "isp",
+ [AMD_IP_BLOCK_TYPE_RAS] = "ras",
+};
+
+static const char *ip_block_name(struct amdgpu_device *adev, enum amd_ip_block_type type)
+{
+ int idx = (int)type;
+
+ return idx < ARRAY_SIZE(ip_block_names) ? ip_block_names[idx] : "unknown";
+}
+
/**
* amdgpu_device_ip_block_add
*
@@ -2473,8 +2535,13 @@ int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
break;
}
- dev_info(adev->dev, "detected ip block number %d <%s>\n",
- adev->num_ip_blocks, ip_block_version->funcs->name);
+ dev_info(adev->dev, "detected ip block number %d <%s_v%d_%d_%d> (%s)\n",
+ adev->num_ip_blocks,
+ ip_block_name(adev, ip_block_version->type),
+ ip_block_version->major,
+ ip_block_version->minor,
+ ip_block_version->rev,
+ ip_block_version->funcs->name);
adev->ip_blocks[adev->num_ip_blocks].adev = adev;
@@ -2591,10 +2658,15 @@ static int amdgpu_device_parse_gpu_info_fw(struct amdgpu_device *adev)
chip_name = "arcturus";
break;
case CHIP_NAVI12:
- if (adev->mman.discovery_bin)
+ if (adev->discovery.bin)
return 0;
chip_name = "navi12";
break;
+ case CHIP_CYAN_SKILLFISH:
+ if (adev->discovery.bin)
+ return 0;
+ chip_name = "cyan_skillfish";
+ break;
}
err = amdgpu_ucode_request(adev, &adev->firmware.gpu_info_fw,
@@ -2674,6 +2746,24 @@ out:
return err;
}
+static void amdgpu_uid_init(struct amdgpu_device *adev)
+{
+ /* Initialize the UID for the device */
+ adev->uid_info = kzalloc(sizeof(struct amdgpu_uid), GFP_KERNEL);
+ if (!adev->uid_info) {
+ dev_warn(adev->dev, "Failed to allocate memory for UID\n");
+ return;
+ }
+ adev->uid_info->adev = adev;
+}
+
+static void amdgpu_uid_fini(struct amdgpu_device *adev)
+{
+ /* Free the UID memory */
+ kfree(adev->uid_info);
+ adev->uid_info = NULL;
+}
+
/**
* amdgpu_device_ip_early_init - run early init for hardware IPs
*
@@ -2698,6 +2788,10 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
r = amdgpu_virt_request_full_gpu(adev, true);
if (r)
return r;
+
+ r = amdgpu_virt_init_critical_region(adev);
+ if (r)
+ return r;
}
switch (adev->asic_type) {
@@ -2857,6 +2951,8 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
if (adev->gmc.xgmi.supported)
amdgpu_xgmi_early_init(adev);
+ if (amdgpu_is_multi_aid(adev))
+ amdgpu_uid_init(adev);
ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_GFX);
if (ip_block->status.valid != false)
amdgpu_amdkfd_device_probe(adev);
@@ -3349,10 +3445,11 @@ int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
(adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GFX ||
adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SDMA))
continue;
- /* skip CG for VCE/UVD, it's handled specially */
+ /* skip CG for VCE/UVD/VPE, it's handled specially */
if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_UVD &&
adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCE &&
adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCN &&
+ adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VPE &&
adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_JPEG &&
adev->ip_blocks[i].version->funcs->set_powergating_state) {
/* enable powergating to save power */
@@ -3389,7 +3486,7 @@ static int amdgpu_device_enable_mgpu_fan_boost(void)
for (i = 0; i < mgpu_info.num_dgpu; i++) {
gpu_ins = &(mgpu_info.gpu_ins[i]);
adev = gpu_ins->adev;
- if (!(adev->flags & AMD_IS_APU) &&
+ if (!(adev->flags & AMD_IS_APU || amdgpu_sriov_multi_vf_mode(adev)) &&
!gpu_ins->mgpu_fan_enabled) {
ret = amdgpu_dpm_enable_mgpu_fan_boost(adev);
if (ret)
@@ -3584,6 +3681,20 @@ static int amdgpu_device_ip_fini_early(struct amdgpu_device *adev)
"failed to release exclusive mode on fini\n");
}
+ /*
+ * Driver reload on the APU can fail due to firmware validation because
+ * the PSP is always running, as it is shared across the whole SoC.
+ * This same issue does not occur on dGPU because it has a mechanism
+ * that checks whether the PSP is running. A solution for those issues
+ * in the APU is to trigger a GPU reset, but this should be done during
+ * the unload phase to avoid adding boot latency and screen flicker.
+ */
+ if ((adev->flags & AMD_IS_APU) && !adev->gmc.is_app_apu) {
+ r = amdgpu_asic_reset(adev);
+ if (r)
+ dev_err(adev->dev, "asic reset on %s failed\n", __func__);
+ }
+
return 0;
}
@@ -3648,6 +3759,7 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev)
}
amdgpu_ras_fini(adev);
+ amdgpu_uid_fini(adev);
return 0;
}
@@ -3693,7 +3805,7 @@ static void amdgpu_device_delay_enable_gfx_off(struct work_struct *work)
*/
static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev)
{
- int i, r;
+ int i, r, rec;
amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE);
amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE);
@@ -3714,13 +3826,25 @@ static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev)
if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_DCE)
continue;
- /* XXX handle errors */
r = amdgpu_ip_block_suspend(&adev->ip_blocks[i]);
if (r)
- return r;
+ goto unwind;
}
return 0;
+unwind:
+ rec = amdgpu_device_ip_resume_phase3(adev);
+ if (rec)
+ dev_err(adev->dev,
+ "amdgpu_device_ip_resume_phase3 failed during unwind: %d\n",
+ rec);
+
+ amdgpu_dpm_set_df_cstate(adev, DF_CSTATE_ALLOW);
+
+ amdgpu_device_set_pg_state(adev, AMD_PG_STATE_GATE);
+ amdgpu_device_set_cg_state(adev, AMD_CG_STATE_GATE);
+
+ return r;
}
/**
@@ -3736,7 +3860,7 @@ static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev)
*/
static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev)
{
- int i, r;
+ int i, r, rec;
if (adev->in_s0ix)
amdgpu_dpm_gfx_state_change(adev, sGpuChangeState_D3Entry);
@@ -3797,9 +3921,9 @@ static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev)
adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP)
continue;
- /* XXX handle errors */
r = amdgpu_ip_block_suspend(&adev->ip_blocks[i]);
- adev->ip_blocks[i].status.hw = false;
+ if (r)
+ goto unwind;
/* handle putting the SMC in the appropriate state */
if (!amdgpu_sriov_vf(adev)) {
@@ -3809,13 +3933,40 @@ static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev)
dev_err(adev->dev,
"SMC failed to set mp1 state %d, %d\n",
adev->mp1_state, r);
- return r;
+ goto unwind;
}
}
}
}
return 0;
+unwind:
+ /* suspend phase 2 = resume phase 1 + resume phase 2 */
+ rec = amdgpu_device_ip_resume_phase1(adev);
+ if (rec) {
+ dev_err(adev->dev,
+ "amdgpu_device_ip_resume_phase1 failed during unwind: %d\n",
+ rec);
+ return r;
+ }
+
+ rec = amdgpu_device_fw_loading(adev);
+ if (rec) {
+ dev_err(adev->dev,
+ "amdgpu_device_fw_loading failed during unwind: %d\n",
+ rec);
+ return r;
+ }
+
+ rec = amdgpu_device_ip_resume_phase2(adev);
+ if (rec) {
+ dev_err(adev->dev,
+ "amdgpu_device_ip_resume_phase2 failed during unwind: %d\n",
+ rec);
+ return r;
+ }
+
+ return r;
}
/**
@@ -3829,7 +3980,7 @@ static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev)
* in each IP into a state suitable for suspend.
* Returns 0 on success, negative error code on failure.
*/
-int amdgpu_device_ip_suspend(struct amdgpu_device *adev)
+static int amdgpu_device_ip_suspend(struct amdgpu_device *adev)
{
int r;
@@ -4113,25 +4264,13 @@ bool amdgpu_device_asic_has_dc_support(struct pci_dev *pdev,
case CHIP_PITCAIRN:
case CHIP_VERDE:
case CHIP_OLAND:
- /*
- * We have systems in the wild with these ASICs that require
- * LVDS and VGA support which is not supported with DC.
- *
- * Fallback to the non-DC driver here by default so as not to
- * cause regressions.
- */
-#if defined(CONFIG_DRM_AMD_DC_SI)
- return amdgpu_dc > 0;
-#else
- return false;
-#endif
- case CHIP_BONAIRE:
+ return amdgpu_dc != 0 && IS_ENABLED(CONFIG_DRM_AMD_DC_SI);
case CHIP_KAVERI:
case CHIP_KABINI:
case CHIP_MULLINS:
/*
* We have systems in the wild with these ASICs that require
- * VGA support which is not supported with DC.
+ * TRAVIS and NUTMEG support which is not supported with DC.
*
* Fallback to the non-DC driver here by default so as not to
* cause regressions.
@@ -4219,58 +4358,53 @@ static int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev)
long timeout;
int ret = 0;
- /*
- * By default timeout for jobs is 10 sec
- */
- adev->compute_timeout = adev->gfx_timeout = msecs_to_jiffies(10000);
- adev->sdma_timeout = adev->video_timeout = adev->gfx_timeout;
+ /* By default timeout for all queues is 2 sec */
+ adev->gfx_timeout = adev->compute_timeout = adev->sdma_timeout =
+ adev->video_timeout = msecs_to_jiffies(2000);
- if (strnlen(input, AMDGPU_MAX_TIMEOUT_PARAM_LENGTH)) {
- while ((timeout_setting = strsep(&input, ",")) &&
- strnlen(timeout_setting, AMDGPU_MAX_TIMEOUT_PARAM_LENGTH)) {
- ret = kstrtol(timeout_setting, 0, &timeout);
- if (ret)
- return ret;
+ if (!strnlen(input, AMDGPU_MAX_TIMEOUT_PARAM_LENGTH))
+ return 0;
- if (timeout == 0) {
- index++;
- continue;
- } else if (timeout < 0) {
- timeout = MAX_SCHEDULE_TIMEOUT;
- dev_warn(adev->dev, "lockup timeout disabled");
- add_taint(TAINT_SOFTLOCKUP, LOCKDEP_STILL_OK);
- } else {
- timeout = msecs_to_jiffies(timeout);
- }
+ while ((timeout_setting = strsep(&input, ",")) &&
+ strnlen(timeout_setting, AMDGPU_MAX_TIMEOUT_PARAM_LENGTH)) {
+ ret = kstrtol(timeout_setting, 0, &timeout);
+ if (ret)
+ return ret;
- switch (index++) {
- case 0:
- adev->gfx_timeout = timeout;
- break;
- case 1:
- adev->compute_timeout = timeout;
- break;
- case 2:
- adev->sdma_timeout = timeout;
- break;
- case 3:
- adev->video_timeout = timeout;
- break;
- default:
- break;
- }
+ if (timeout == 0) {
+ index++;
+ continue;
+ } else if (timeout < 0) {
+ timeout = MAX_SCHEDULE_TIMEOUT;
+ dev_warn(adev->dev, "lockup timeout disabled");
+ add_taint(TAINT_SOFTLOCKUP, LOCKDEP_STILL_OK);
+ } else {
+ timeout = msecs_to_jiffies(timeout);
}
- /*
- * There is only one value specified and
- * it should apply to all non-compute jobs.
- */
- if (index == 1) {
- adev->sdma_timeout = adev->video_timeout = adev->gfx_timeout;
- if (amdgpu_sriov_vf(adev) || amdgpu_passthrough(adev))
- adev->compute_timeout = adev->gfx_timeout;
+
+ switch (index++) {
+ case 0:
+ adev->gfx_timeout = timeout;
+ break;
+ case 1:
+ adev->compute_timeout = timeout;
+ break;
+ case 2:
+ adev->sdma_timeout = timeout;
+ break;
+ case 3:
+ adev->video_timeout = timeout;
+ break;
+ default:
+ break;
}
}
+ /* When only one value specified apply it to all queues. */
+ if (index == 1)
+ adev->gfx_timeout = adev->compute_timeout = adev->sdma_timeout =
+ adev->video_timeout = timeout;
+
return ret;
}
@@ -4325,6 +4459,55 @@ static void amdgpu_device_set_mcbp(struct amdgpu_device *adev)
dev_info(adev->dev, "MCBP is enabled\n");
}
+static int amdgpu_device_sys_interface_init(struct amdgpu_device *adev)
+{
+ int r;
+
+ r = amdgpu_atombios_sysfs_init(adev);
+ if (r)
+ drm_err(&adev->ddev,
+ "registering atombios sysfs failed (%d).\n", r);
+
+ r = amdgpu_pm_sysfs_init(adev);
+ if (r)
+ dev_err(adev->dev, "registering pm sysfs failed (%d).\n", r);
+
+ r = amdgpu_ucode_sysfs_init(adev);
+ if (r) {
+ adev->ucode_sysfs_en = false;
+ dev_err(adev->dev, "Creating firmware sysfs failed (%d).\n", r);
+ } else
+ adev->ucode_sysfs_en = true;
+
+ r = amdgpu_device_attr_sysfs_init(adev);
+ if (r)
+ dev_err(adev->dev, "Could not create amdgpu device attr\n");
+
+ r = devm_device_add_group(adev->dev, &amdgpu_board_attrs_group);
+ if (r)
+ dev_err(adev->dev,
+ "Could not create amdgpu board attributes\n");
+
+ amdgpu_fru_sysfs_init(adev);
+ amdgpu_reg_state_sysfs_init(adev);
+ amdgpu_xcp_sysfs_init(adev);
+
+ return r;
+}
+
+static void amdgpu_device_sys_interface_fini(struct amdgpu_device *adev)
+{
+ if (adev->pm.sysfs_initialized)
+ amdgpu_pm_sysfs_fini(adev);
+ if (adev->ucode_sysfs_en)
+ amdgpu_ucode_sysfs_fini(adev);
+ amdgpu_device_attr_sysfs_fini(adev);
+ amdgpu_fru_sysfs_fini(adev);
+
+ amdgpu_reg_state_sysfs_fini(adev);
+ amdgpu_xcp_sysfs_fini(adev);
+}
+
/**
* amdgpu_device_init - initialize the driver
*
@@ -4424,7 +4607,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
mutex_init(&adev->gfx.userq_sch_mutex);
mutex_init(&adev->gfx.workload_profile_mutex);
mutex_init(&adev->vcn.workload_profile_mutex);
- mutex_init(&adev->userq_mutex);
amdgpu_device_init_apu_flags(adev);
@@ -4452,7 +4634,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
INIT_LIST_HEAD(&adev->pm.od_kobj_list);
- INIT_LIST_HEAD(&adev->userq_mgr_list);
+ xa_init(&adev->userq_doorbell_xa);
INIT_DELAYED_WORK(&adev->delayed_init_work,
amdgpu_device_delayed_init_work_handler);
@@ -4475,6 +4657,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
}
INIT_WORK(&adev->xgmi_reset_work, amdgpu_device_xgmi_reset_func);
+ INIT_WORK(&adev->userq_reset_work, amdgpu_userq_reset_work);
adev->gfx.gfx_off_req_count = 1;
adev->gfx.gfx_off_residency = 0;
@@ -4748,39 +4931,14 @@ fence_driver_init:
flush_delayed_work(&adev->delayed_init_work);
}
+ if (adev->init_lvl->level == AMDGPU_INIT_LEVEL_MINIMAL_XGMI)
+ amdgpu_xgmi_reset_on_init(adev);
/*
* Place those sysfs registering after `late_init`. As some of those
* operations performed in `late_init` might affect the sysfs
* interfaces creating.
*/
- r = amdgpu_atombios_sysfs_init(adev);
- if (r)
- drm_err(&adev->ddev,
- "registering atombios sysfs failed (%d).\n", r);
-
- r = amdgpu_pm_sysfs_init(adev);
- if (r)
- dev_err(adev->dev, "registering pm sysfs failed (%d).\n", r);
-
- r = amdgpu_ucode_sysfs_init(adev);
- if (r) {
- adev->ucode_sysfs_en = false;
- dev_err(adev->dev, "Creating firmware sysfs failed (%d).\n", r);
- } else
- adev->ucode_sysfs_en = true;
-
- r = amdgpu_device_attr_sysfs_init(adev);
- if (r)
- dev_err(adev->dev, "Could not create amdgpu device attr\n");
-
- r = devm_device_add_group(adev->dev, &amdgpu_board_attrs_group);
- if (r)
- dev_err(adev->dev,
- "Could not create amdgpu board attributes\n");
-
- amdgpu_fru_sysfs_init(adev);
- amdgpu_reg_state_sysfs_init(adev);
- amdgpu_xcp_sysfs_init(adev);
+ r = amdgpu_device_sys_interface_init(adev);
if (IS_ENABLED(CONFIG_PERF_EVENTS))
r = amdgpu_pmu_init(adev);
@@ -4808,9 +4966,6 @@ fence_driver_init:
if (px)
vga_switcheroo_init_domain_pm_ops(adev->dev, &adev->vga_pm_domain);
- if (adev->init_lvl->level == AMDGPU_INIT_LEVEL_MINIMAL_XGMI)
- amdgpu_xgmi_reset_on_init(adev);
-
amdgpu_device_check_iommu_direct_map(adev);
adev->pm_nb.notifier_call = amdgpu_device_pm_notifier;
@@ -4902,15 +5057,7 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev)
}
amdgpu_fence_driver_hw_fini(adev);
- if (adev->pm.sysfs_initialized)
- amdgpu_pm_sysfs_fini(adev);
- if (adev->ucode_sysfs_en)
- amdgpu_ucode_sysfs_fini(adev);
- amdgpu_device_attr_sysfs_fini(adev);
- amdgpu_fru_sysfs_fini(adev);
-
- amdgpu_reg_state_sysfs_fini(adev);
- amdgpu_xcp_sysfs_fini(adev);
+ amdgpu_device_sys_interface_fini(adev);
/* disable ras feature must before hw fini */
amdgpu_ras_pre_fini(adev);
@@ -4985,14 +5132,15 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev)
if (IS_ENABLED(CONFIG_PERF_EVENTS))
amdgpu_pmu_fini(adev);
- if (adev->mman.discovery_bin)
+ if (adev->discovery.bin)
amdgpu_discovery_fini(adev);
amdgpu_reset_put_reset_domain(adev->reset_domain);
adev->reset_domain = NULL;
kfree(adev->pci_state);
-
+ kfree(adev->pcie_reset_ctx.swds_pcistate);
+ kfree(adev->pcie_reset_ctx.swus_pcistate);
}
/**
@@ -5012,6 +5160,10 @@ static int amdgpu_device_evict_resources(struct amdgpu_device *adev)
if (!adev->in_s4 && (adev->flags & AMD_IS_APU))
return 0;
+ /* No need to evict when going to S5 through S4 callbacks */
+ if (system_state == SYSTEM_POWER_OFF)
+ return 0;
+
ret = amdgpu_ttm_evict_resources(adev, TTM_PL_VRAM);
if (ret) {
dev_warn(adev->dev, "evicting device resources failed\n");
@@ -5128,7 +5280,7 @@ void amdgpu_device_complete(struct drm_device *dev)
int amdgpu_device_suspend(struct drm_device *dev, bool notify_clients)
{
struct amdgpu_device *adev = drm_to_adev(dev);
- int r = 0;
+ int r, rec;
if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
return 0;
@@ -5136,7 +5288,7 @@ int amdgpu_device_suspend(struct drm_device *dev, bool notify_clients)
adev->in_suspend = true;
if (amdgpu_sriov_vf(adev)) {
- if (!adev->in_s0ix && !adev->in_runpm)
+ if (!adev->in_runpm)
amdgpu_amdkfd_suspend_process(adev);
amdgpu_virt_fini_data_exchange(adev);
r = amdgpu_virt_request_full_gpu(adev, false);
@@ -5144,41 +5296,92 @@ int amdgpu_device_suspend(struct drm_device *dev, bool notify_clients)
return r;
}
- if (amdgpu_acpi_smart_shift_update(adev, AMDGPU_SS_DEV_D3))
- dev_warn(adev->dev, "smart shift update failed\n");
+ r = amdgpu_acpi_smart_shift_update(adev, AMDGPU_SS_DEV_D3);
+ if (r)
+ goto unwind_sriov;
if (notify_clients)
- drm_client_dev_suspend(adev_to_drm(adev), false);
+ drm_client_dev_suspend(adev_to_drm(adev));
cancel_delayed_work_sync(&adev->delayed_init_work);
amdgpu_ras_suspend(adev);
- amdgpu_device_ip_suspend_phase1(adev);
+ r = amdgpu_device_ip_suspend_phase1(adev);
+ if (r)
+ goto unwind_smartshift;
- if (!adev->in_s0ix) {
- amdgpu_amdkfd_suspend(adev, !amdgpu_sriov_vf(adev) && !adev->in_runpm);
- amdgpu_userq_suspend(adev);
- }
+ amdgpu_amdkfd_suspend(adev, !amdgpu_sriov_vf(adev) && !adev->in_runpm);
+ r = amdgpu_userq_suspend(adev);
+ if (r)
+ goto unwind_ip_phase1;
r = amdgpu_device_evict_resources(adev);
if (r)
- return r;
+ goto unwind_userq;
amdgpu_ttm_set_buffer_funcs_status(adev, false);
amdgpu_fence_driver_hw_fini(adev);
- amdgpu_device_ip_suspend_phase2(adev);
+ r = amdgpu_device_ip_suspend_phase2(adev);
+ if (r)
+ goto unwind_evict;
if (amdgpu_sriov_vf(adev))
amdgpu_virt_release_full_gpu(adev, false);
- r = amdgpu_dpm_notify_rlc_state(adev, false);
- if (r)
+ return 0;
+
+unwind_evict:
+ if (adev->mman.buffer_funcs_ring->sched.ready)
+ amdgpu_ttm_set_buffer_funcs_status(adev, true);
+ amdgpu_fence_driver_hw_init(adev);
+
+unwind_userq:
+ rec = amdgpu_userq_resume(adev);
+ if (rec) {
+ dev_warn(adev->dev, "failed to re-initialize user queues: %d\n", rec);
+ return r;
+ }
+ rec = amdgpu_amdkfd_resume(adev, !amdgpu_sriov_vf(adev) && !adev->in_runpm);
+ if (rec) {
+ dev_warn(adev->dev, "failed to re-initialize kfd: %d\n", rec);
return r;
+ }
- return 0;
+unwind_ip_phase1:
+ /* suspend phase 1 = resume phase 3 */
+ rec = amdgpu_device_ip_resume_phase3(adev);
+ if (rec) {
+ dev_warn(adev->dev, "failed to re-initialize IPs phase1: %d\n", rec);
+ return r;
+ }
+
+unwind_smartshift:
+ rec = amdgpu_acpi_smart_shift_update(adev, AMDGPU_SS_DEV_D0);
+ if (rec) {
+ dev_warn(adev->dev, "failed to re-update smart shift: %d\n", rec);
+ return r;
+ }
+
+ if (notify_clients)
+ drm_client_dev_resume(adev_to_drm(adev));
+
+ amdgpu_ras_resume(adev);
+
+unwind_sriov:
+ if (amdgpu_sriov_vf(adev)) {
+ rec = amdgpu_virt_request_full_gpu(adev, true);
+ if (rec) {
+ dev_warn(adev->dev, "failed to reinitialize sriov: %d\n", rec);
+ return r;
+ }
+ }
+
+ adev->in_suspend = adev->in_s0ix = adev->in_s3 = false;
+
+ return r;
}
static inline int amdgpu_virt_resume(struct amdgpu_device *adev)
@@ -5254,15 +5457,13 @@ int amdgpu_device_resume(struct drm_device *dev, bool notify_clients)
goto exit;
}
- if (!adev->in_s0ix) {
- r = amdgpu_amdkfd_resume(adev, !amdgpu_sriov_vf(adev) && !adev->in_runpm);
- if (r)
- goto exit;
+ r = amdgpu_amdkfd_resume(adev, !amdgpu_sriov_vf(adev) && !adev->in_runpm);
+ if (r)
+ goto exit;
- r = amdgpu_userq_resume(adev);
- if (r)
- goto exit;
- }
+ r = amdgpu_userq_resume(adev);
+ if (r)
+ goto exit;
r = amdgpu_device_ip_late_init(adev);
if (r)
@@ -5275,7 +5476,7 @@ exit:
amdgpu_virt_init_data_exchange(adev);
amdgpu_virt_release_full_gpu(adev, true);
- if (!adev->in_s0ix && !r && !adev->in_runpm)
+ if (!r && !adev->in_runpm)
r = amdgpu_amdkfd_resume_process(adev);
}
@@ -5286,7 +5487,7 @@ exit:
flush_delayed_work(&adev->delayed_init_work);
if (notify_clients)
- drm_client_dev_resume(adev_to_drm(adev), false);
+ drm_client_dev_resume(adev_to_drm(adev));
amdgpu_ras_resume(adev);
@@ -5701,7 +5902,7 @@ int amdgpu_device_link_reset(struct amdgpu_device *adev)
dev_info(adev->dev, "GPU link reset\n");
- if (!adev->pcie_reset_ctx.occurs_dpc)
+ if (!amdgpu_reset_in_dpc(adev))
ret = amdgpu_dpm_link_reset(adev);
if (ret)
@@ -5742,11 +5943,6 @@ int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
if (!amdgpu_ring_sched_ready(ring))
continue;
- /* Clear job fence from fence drv to avoid force_completion
- * leave NULL and vm flush fence in fence drv
- */
- amdgpu_fence_driver_clear_job_fences(ring);
-
/* after all hw jobs are reset, hw fence is meaningless, so force_completion */
amdgpu_fence_driver_force_completion(ring);
}
@@ -5830,6 +6026,7 @@ int amdgpu_device_reinit_after_reset(struct amdgpu_reset_context *reset_context)
amdgpu_set_init_level(tmp_adev, init_level);
if (full_reset) {
/* post card */
+ amdgpu_reset_set_dpc_status(tmp_adev, false);
amdgpu_ras_clear_err_state(tmp_adev);
r = amdgpu_device_asic_init(tmp_adev);
if (r) {
@@ -5890,7 +6087,11 @@ int amdgpu_device_reinit_after_reset(struct amdgpu_reset_context *reset_context)
if (r)
goto out;
- drm_client_dev_resume(adev_to_drm(tmp_adev), false);
+ r = amdgpu_userq_post_reset(tmp_adev, vram_lost);
+ if (r)
+ goto out;
+
+ drm_client_dev_resume(adev_to_drm(tmp_adev));
/*
* The GPU enters bad state once faulty pages
@@ -6112,6 +6313,7 @@ static inline void amdgpu_device_stop_pending_resets(struct amdgpu_device *adev)
if (!amdgpu_sriov_vf(adev))
cancel_work(&adev->reset_work);
#endif
+ cancel_work(&adev->userq_reset_work);
if (adev->kfd.dev)
cancel_work(&adev->kfd.reset_work);
@@ -6136,12 +6338,11 @@ static int amdgpu_device_health_check(struct list_head *device_list_handle)
return ret;
}
-static int amdgpu_device_recovery_prepare(struct amdgpu_device *adev,
+static void amdgpu_device_recovery_prepare(struct amdgpu_device *adev,
struct list_head *device_list,
struct amdgpu_hive_info *hive)
{
struct amdgpu_device *tmp_adev = NULL;
- int r;
/*
* Build list of devices to reset.
@@ -6153,7 +6354,7 @@ static int amdgpu_device_recovery_prepare(struct amdgpu_device *adev,
list_add_tail(&tmp_adev->reset_list, device_list);
if (adev->shutdown)
tmp_adev->shutdown = true;
- if (adev->pcie_reset_ctx.occurs_dpc)
+ if (amdgpu_reset_in_dpc(adev))
tmp_adev->pcie_reset_ctx.in_link_reset = true;
}
if (!list_is_first(&adev->reset_list, device_list))
@@ -6161,14 +6362,6 @@ static int amdgpu_device_recovery_prepare(struct amdgpu_device *adev,
} else {
list_add_tail(&adev->reset_list, device_list);
}
-
- if (!amdgpu_sriov_vf(adev) && (!adev->pcie_reset_ctx.occurs_dpc)) {
- r = amdgpu_device_health_check(device_list);
- if (r)
- return r;
- }
-
- return 0;
}
static void amdgpu_device_recovery_get_reset_lock(struct amdgpu_device *adev,
@@ -6234,14 +6427,15 @@ static void amdgpu_device_halt_activities(struct amdgpu_device *adev,
*/
amdgpu_unregister_gpu_instance(tmp_adev);
- drm_client_dev_suspend(adev_to_drm(tmp_adev), false);
+ drm_client_dev_suspend(adev_to_drm(tmp_adev));
/* disable ras on ALL IPs */
- if (!need_emergency_restart &&
- (!adev->pcie_reset_ctx.occurs_dpc) &&
- amdgpu_device_ip_need_full_reset(tmp_adev))
+ if (!need_emergency_restart && !amdgpu_reset_in_dpc(adev) &&
+ amdgpu_device_ip_need_full_reset(tmp_adev))
amdgpu_ras_suspend(tmp_adev);
+ amdgpu_userq_pre_reset(tmp_adev);
+
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = tmp_adev->rings[i];
@@ -6267,11 +6461,7 @@ static int amdgpu_device_asic_reset(struct amdgpu_device *adev,
retry: /* Rest of adevs pre asic reset from XGMI hive. */
list_for_each_entry(tmp_adev, device_list, reset_list) {
- if (adev->pcie_reset_ctx.occurs_dpc)
- tmp_adev->no_hw_access = true;
r = amdgpu_device_pre_asic_reset(tmp_adev, reset_context);
- if (adev->pcie_reset_ctx.occurs_dpc)
- tmp_adev->no_hw_access = false;
/*TODO Should we stop ?*/
if (r) {
dev_err(tmp_adev->dev, "GPU pre asic reset failed with err, %d for drm dev, %s ",
@@ -6342,23 +6532,28 @@ static int amdgpu_device_sched_resume(struct list_head *device_list,
if (!drm_drv_uses_atomic_modeset(adev_to_drm(tmp_adev)) && !job_signaled)
drm_helper_resume_force_mode(adev_to_drm(tmp_adev));
- if (tmp_adev->asic_reset_res)
- r = tmp_adev->asic_reset_res;
-
- tmp_adev->asic_reset_res = 0;
-
- if (r) {
+ if (tmp_adev->asic_reset_res) {
/* bad news, how to tell it to userspace ?
* for ras error, we should report GPU bad status instead of
* reset failure
*/
if (reset_context->src != AMDGPU_RESET_SRC_RAS ||
!amdgpu_ras_eeprom_check_err_threshold(tmp_adev))
- dev_info(tmp_adev->dev, "GPU reset(%d) failed\n",
- atomic_read(&tmp_adev->gpu_reset_counter));
- amdgpu_vf_error_put(tmp_adev, AMDGIM_ERROR_VF_GPU_RESET_FAIL, 0, r);
+ dev_info(
+ tmp_adev->dev,
+ "GPU reset(%d) failed with error %d \n",
+ atomic_read(
+ &tmp_adev->gpu_reset_counter),
+ tmp_adev->asic_reset_res);
+ amdgpu_vf_error_put(tmp_adev,
+ AMDGIM_ERROR_VF_GPU_RESET_FAIL, 0,
+ tmp_adev->asic_reset_res);
+ if (!r)
+ r = tmp_adev->asic_reset_res;
+ tmp_adev->asic_reset_res = 0;
} else {
- dev_info(tmp_adev->dev, "GPU reset(%d) succeeded!\n", atomic_read(&tmp_adev->gpu_reset_counter));
+ dev_info(tmp_adev->dev, "GPU reset(%d) succeeded!\n",
+ atomic_read(&tmp_adev->gpu_reset_counter));
if (amdgpu_acpi_smart_shift_update(tmp_adev,
AMDGPU_SS_DEV_D0))
dev_warn(tmp_adev->dev,
@@ -6449,8 +6644,9 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
emergency_restart();
}
- dev_info(adev->dev, "GPU %s begin!\n",
- need_emergency_restart ? "jobs stop":"reset");
+ dev_info(adev->dev, "GPU %s begin!. Source: %d\n",
+ need_emergency_restart ? "jobs stop" : "reset",
+ reset_context->src);
if (!amdgpu_sriov_vf(adev))
hive = amdgpu_get_xgmi_hive(adev);
@@ -6461,8 +6657,16 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
reset_context->hive = hive;
INIT_LIST_HEAD(&device_list);
- if (amdgpu_device_recovery_prepare(adev, &device_list, hive))
- goto end_reset;
+ amdgpu_device_recovery_prepare(adev, &device_list, hive);
+
+ if (!amdgpu_sriov_vf(adev)) {
+ r = amdgpu_device_health_check(&device_list);
+ if (r)
+ goto end_reset;
+ }
+
+ /* Cannot be called after locking reset domain */
+ amdgpu_ras_pre_reset(adev, &device_list);
/* We need to lock reset domain only once both for XGMI and single device */
amdgpu_device_recovery_get_reset_lock(adev, &device_list);
@@ -6477,7 +6681,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
*
* job->base holds a reference to parent fence
*/
- if (job && dma_fence_is_signaled(&job->hw_fence.base)) {
+ if (job && dma_fence_is_signaled(&job->hw_fence->base)) {
job_signaled = true;
dev_info(adev->dev, "Guilty job already signaled, skipping HW reset");
goto skip_hw_reset;
@@ -6494,6 +6698,7 @@ skip_sched_resume:
amdgpu_device_gpu_resume(adev, &device_list, need_emergency_restart);
reset_unlock:
amdgpu_device_recovery_put_reset_lock(adev, &device_list);
+ amdgpu_ras_post_reset(adev, &device_list);
end_reset:
if (hive) {
mutex_unlock(&hive->hive_lock);
@@ -6884,17 +7089,13 @@ pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, pci_channel_sta
{
struct drm_device *dev = pci_get_drvdata(pdev);
struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev);
+ struct amdgpu_hive_info *hive __free(xgmi_put_hive) =
+ amdgpu_get_xgmi_hive(adev);
struct amdgpu_reset_context reset_context;
struct list_head device_list;
dev_info(adev->dev, "PCI error: detected callback!!\n");
- if (!amdgpu_dpm_is_link_reset_supported(adev)) {
- dev_warn(adev->dev, "No support for XGMI hive yet...\n");
- return PCI_ERS_RESULT_DISCONNECT;
- }
-
adev->pci_channel_state = state;
switch (state) {
@@ -6904,10 +7105,23 @@ pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, pci_channel_sta
case pci_channel_io_frozen:
/* Fatal error, prepare for slot reset */
dev_info(adev->dev, "pci_channel_io_frozen: state(%d)!!\n", state);
+ if (hive) {
+ /* Hive devices should be able to support FW based
+ * link reset on other devices, if not return.
+ */
+ if (!amdgpu_dpm_is_link_reset_supported(adev)) {
+ dev_warn(adev->dev,
+ "No support for XGMI hive yet...\n");
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+ /* Set dpc status only if device is part of hive
+ * Non-hive devices should be able to recover after
+ * link reset.
+ */
+ amdgpu_reset_set_dpc_status(adev, true);
- if (hive)
mutex_lock(&hive->hive_lock);
- adev->pcie_reset_ctx.occurs_dpc = true;
+ }
memset(&reset_context, 0, sizeof(reset_context));
INIT_LIST_HEAD(&device_list);
@@ -6915,10 +7129,8 @@ pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, pci_channel_sta
amdgpu_device_recovery_get_reset_lock(adev, &device_list);
amdgpu_device_halt_activities(adev, NULL, &reset_context, &device_list,
hive, false);
- if (hive) {
+ if (hive)
mutex_unlock(&hive->hive_lock);
- amdgpu_put_xgmi_hive(hive);
- }
return PCI_ERS_RESULT_NEED_RESET;
case pci_channel_io_perm_failure:
/* Permanent error, prepare for device removal */
@@ -6966,22 +7178,34 @@ pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev)
struct amdgpu_device *tmp_adev;
struct amdgpu_hive_info *hive;
struct list_head device_list;
- int r = 0, i;
+ struct pci_dev *link_dev;
+ int r = 0, i, timeout;
u32 memsize;
-
- /* PCI error slot reset should be skipped During RAS recovery */
- if ((amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 4, 3) ||
- amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 4, 4)) &&
- amdgpu_ras_in_recovery(adev))
- return PCI_ERS_RESULT_RECOVERED;
+ u16 status;
dev_info(adev->dev, "PCI error: slot reset callback!!\n");
memset(&reset_context, 0, sizeof(reset_context));
- /* wait for asic to come out of reset */
- msleep(700);
+ if (adev->pcie_reset_ctx.swus)
+ link_dev = adev->pcie_reset_ctx.swus;
+ else
+ link_dev = adev->pdev;
+ /* wait for asic to come out of reset, timeout = 10s */
+ timeout = 10000;
+ do {
+ usleep_range(10000, 10500);
+ r = pci_read_config_word(link_dev, PCI_VENDOR_ID, &status);
+ timeout -= 10;
+ } while (timeout > 0 && (status != PCI_VENDOR_ID_ATI) &&
+ (status != PCI_VENDOR_ID_AMD));
+
+ if ((status != PCI_VENDOR_ID_ATI) && (status != PCI_VENDOR_ID_AMD)) {
+ r = -ETIME;
+ goto out;
+ }
+ amdgpu_device_load_switch_state(adev);
/* Restore PCI confspace */
amdgpu_device_load_pci_state(pdev);
@@ -7076,7 +7300,6 @@ void amdgpu_pci_resume(struct pci_dev *pdev)
amdgpu_device_sched_resume(&device_list, NULL, NULL);
amdgpu_device_gpu_resume(adev, &device_list, false);
amdgpu_device_recovery_put_reset_lock(adev, &device_list);
- adev->pcie_reset_ctx.occurs_dpc = false;
if (hive) {
mutex_unlock(&hive->hive_lock);
@@ -7084,6 +7307,65 @@ void amdgpu_pci_resume(struct pci_dev *pdev)
}
}
+static void amdgpu_device_cache_switch_state(struct amdgpu_device *adev)
+{
+ struct pci_dev *swus, *swds;
+ int r;
+
+ swds = pci_upstream_bridge(adev->pdev);
+ if (!swds || swds->vendor != PCI_VENDOR_ID_ATI ||
+ pci_pcie_type(swds) != PCI_EXP_TYPE_DOWNSTREAM)
+ return;
+ swus = pci_upstream_bridge(swds);
+ if (!swus ||
+ (swus->vendor != PCI_VENDOR_ID_ATI &&
+ swus->vendor != PCI_VENDOR_ID_AMD) ||
+ pci_pcie_type(swus) != PCI_EXP_TYPE_UPSTREAM)
+ return;
+
+ /* If already saved, return */
+ if (adev->pcie_reset_ctx.swus)
+ return;
+ /* Upstream bridge is ATI, assume it's SWUS/DS architecture */
+ r = pci_save_state(swds);
+ if (r)
+ return;
+ adev->pcie_reset_ctx.swds_pcistate = pci_store_saved_state(swds);
+
+ r = pci_save_state(swus);
+ if (r)
+ return;
+ adev->pcie_reset_ctx.swus_pcistate = pci_store_saved_state(swus);
+
+ adev->pcie_reset_ctx.swus = swus;
+}
+
+static void amdgpu_device_load_switch_state(struct amdgpu_device *adev)
+{
+ struct pci_dev *pdev;
+ int r;
+
+ if (!adev->pcie_reset_ctx.swds_pcistate ||
+ !adev->pcie_reset_ctx.swus_pcistate)
+ return;
+
+ pdev = adev->pcie_reset_ctx.swus;
+ r = pci_load_saved_state(pdev, adev->pcie_reset_ctx.swus_pcistate);
+ if (!r) {
+ pci_restore_state(pdev);
+ } else {
+ dev_warn(adev->dev, "Failed to load SWUS state, err:%d\n", r);
+ return;
+ }
+
+ pdev = pci_upstream_bridge(adev->pdev);
+ r = pci_load_saved_state(pdev, adev->pcie_reset_ctx.swds_pcistate);
+ if (!r)
+ pci_restore_state(pdev);
+ else
+ dev_warn(adev->dev, "Failed to load SWDS state, err:%d\n", r);
+}
+
bool amdgpu_device_cache_pci_state(struct pci_dev *pdev)
{
struct drm_device *dev = pci_get_drvdata(pdev);
@@ -7108,6 +7390,8 @@ bool amdgpu_device_cache_pci_state(struct pci_dev *pdev)
return false;
}
+ amdgpu_device_cache_switch_state(adev);
+
return true;
}
@@ -7142,10 +7426,17 @@ void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
if (adev->gmc.xgmi.connected_to_cpu)
return;
- if (ring && ring->funcs->emit_hdp_flush)
+ if (ring && ring->funcs->emit_hdp_flush) {
amdgpu_ring_emit_hdp_flush(ring);
- else
- amdgpu_asic_flush_hdp(adev, ring);
+ return;
+ }
+
+ if (!ring && amdgpu_sriov_runtime(adev)) {
+ if (!amdgpu_kiq_hdp_flush(adev))
+ return;
+ }
+
+ amdgpu_hdp_flush(adev, ring);
}
void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
@@ -7158,7 +7449,7 @@ void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
if (adev->gmc.xgmi.connected_to_cpu)
return;
- amdgpu_asic_invalidate_hdp(adev, ring);
+ amdgpu_hdp_invalidate(adev, ring);
}
int amdgpu_in_reset(struct amdgpu_device *adev)
@@ -7494,3 +7785,53 @@ ssize_t amdgpu_show_reset_mask(char *buf, uint32_t supported_reset)
size += sysfs_emit_at(buf, size, "\n");
return size;
}
+
+void amdgpu_device_set_uid(struct amdgpu_uid *uid_info,
+ enum amdgpu_uid_type type, uint8_t inst,
+ uint64_t uid)
+{
+ if (!uid_info)
+ return;
+
+ if (type >= AMDGPU_UID_TYPE_MAX) {
+ dev_err_once(uid_info->adev->dev, "Invalid UID type %d\n",
+ type);
+ return;
+ }
+
+ if (inst >= AMDGPU_UID_INST_MAX) {
+ dev_err_once(uid_info->adev->dev, "Invalid UID instance %d\n",
+ inst);
+ return;
+ }
+
+ if (uid_info->uid[type][inst] != 0) {
+ dev_warn_once(
+ uid_info->adev->dev,
+ "Overwriting existing UID %llu for type %d instance %d\n",
+ uid_info->uid[type][inst], type, inst);
+ }
+
+ uid_info->uid[type][inst] = uid;
+}
+
+u64 amdgpu_device_get_uid(struct amdgpu_uid *uid_info,
+ enum amdgpu_uid_type type, uint8_t inst)
+{
+ if (!uid_info)
+ return 0;
+
+ if (type >= AMDGPU_UID_TYPE_MAX) {
+ dev_err_once(uid_info->adev->dev, "Invalid UID type %d\n",
+ type);
+ return 0;
+ }
+
+ if (inst >= AMDGPU_UID_INST_MAX) {
+ dev_err_once(uid_info->adev->dev, "Invalid UID instance %d\n",
+ inst);
+ return 0;
+ }
+
+ return uid_info->uid[type][inst];
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index efe0058b48ca..fa2a22dfa048 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -107,6 +107,7 @@
#include "vcn_v5_0_1.h"
#include "jpeg_v5_0_0.h"
#include "jpeg_v5_0_1.h"
+#include "amdgpu_ras_mgr.h"
#include "amdgpu_vpe.h"
#if defined(CONFIG_DRM_AMD_ISP)
@@ -254,9 +255,9 @@ static int amdgpu_discovery_read_binary_from_sysmem(struct amdgpu_device *adev,
pos = tmr_offset + tmr_size - DISCOVERY_TMR_OFFSET;
/* This region is read-only and reserved from system use */
- discv_regn = memremap(pos, adev->mman.discovery_tmr_size, MEMREMAP_WC);
+ discv_regn = memremap(pos, adev->discovery.size, MEMREMAP_WC);
if (discv_regn) {
- memcpy(binary, discv_regn, adev->mman.discovery_tmr_size);
+ memcpy(binary, discv_regn, adev->discovery.size);
memunmap(discv_regn);
return 0;
}
@@ -298,10 +299,31 @@ static int amdgpu_discovery_read_binary_from_mem(struct amdgpu_device *adev,
else
vram_size <<= 20;
+ /*
+ * If in VRAM, discovery TMR is marked for reservation. If it is in system mem,
+ * then it is not required to be reserved.
+ */
if (sz_valid) {
- uint64_t pos = vram_size - DISCOVERY_TMR_OFFSET;
- amdgpu_device_vram_access(adev, pos, (uint32_t *)binary,
- adev->mman.discovery_tmr_size, false);
+ if (amdgpu_sriov_vf(adev) && adev->virt.is_dynamic_crit_regn_enabled) {
+ /* For SRIOV VFs with dynamic critical region enabled,
+ * we will get the IPD binary via below call.
+ * If dynamic critical is disabled, fall through to normal seq.
+ */
+ if (amdgpu_virt_get_dynamic_data_info(adev,
+ AMD_SRIOV_MSG_IPD_TABLE_ID, binary,
+ &adev->discovery.size)) {
+ dev_err(adev->dev,
+ "failed to read discovery info from dynamic critical region.");
+ ret = -EINVAL;
+ goto exit;
+ }
+ } else {
+ uint64_t pos = vram_size - DISCOVERY_TMR_OFFSET;
+
+ amdgpu_device_vram_access(adev, pos, (uint32_t *)binary,
+ adev->discovery.size, false);
+ adev->discovery.reserve_tmr = true;
+ }
} else {
ret = amdgpu_discovery_read_binary_from_sysmem(adev, binary);
}
@@ -310,7 +332,7 @@ static int amdgpu_discovery_read_binary_from_mem(struct amdgpu_device *adev,
dev_err(adev->dev,
"failed to read discovery info from memory, vram size read: %llx",
vram_size);
-
+exit:
return ret;
}
@@ -389,6 +411,7 @@ static void amdgpu_discovery_harvest_config_quirk(struct amdgpu_device *adev)
static int amdgpu_discovery_verify_npsinfo(struct amdgpu_device *adev,
struct binary_header *bhdr)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct table_info *info;
uint16_t checksum;
uint16_t offset;
@@ -398,14 +421,14 @@ static int amdgpu_discovery_verify_npsinfo(struct amdgpu_device *adev,
checksum = le16_to_cpu(info->checksum);
struct nps_info_header *nhdr =
- (struct nps_info_header *)(adev->mman.discovery_bin + offset);
+ (struct nps_info_header *)(discovery_bin + offset);
if (le32_to_cpu(nhdr->table_id) != NPS_INFO_TABLE_ID) {
dev_dbg(adev->dev, "invalid ip discovery nps info table id\n");
return -EINVAL;
}
- if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
+ if (!amdgpu_discovery_verify_checksum(discovery_bin + offset,
le32_to_cpu(nhdr->size_bytes),
checksum)) {
dev_dbg(adev->dev, "invalid nps info data table checksum\n");
@@ -417,8 +440,11 @@ static int amdgpu_discovery_verify_npsinfo(struct amdgpu_device *adev,
static const char *amdgpu_discovery_get_fw_name(struct amdgpu_device *adev)
{
- if (amdgpu_discovery == 2)
+ if (amdgpu_discovery == 2) {
+ /* Assume there is valid discovery TMR in VRAM even if binary is sideloaded */
+ adev->discovery.reserve_tmr = true;
return "amdgpu/ip_discovery.bin";
+ }
switch (adev->asic_type) {
case CHIP_VEGA10:
@@ -447,49 +473,53 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
{
struct table_info *info;
struct binary_header *bhdr;
+ uint8_t *discovery_bin;
const char *fw_name;
uint16_t offset;
uint16_t size;
uint16_t checksum;
int r;
- adev->mman.discovery_tmr_size = DISCOVERY_TMR_SIZE;
- adev->mman.discovery_bin = kzalloc(adev->mman.discovery_tmr_size, GFP_KERNEL);
- if (!adev->mman.discovery_bin)
+ adev->discovery.bin = kzalloc(DISCOVERY_TMR_SIZE, GFP_KERNEL);
+ if (!adev->discovery.bin)
return -ENOMEM;
+ adev->discovery.size = DISCOVERY_TMR_SIZE;
+ adev->discovery.debugfs_blob.data = adev->discovery.bin;
+ adev->discovery.debugfs_blob.size = adev->discovery.size;
+ discovery_bin = adev->discovery.bin;
/* Read from file if it is the preferred option */
fw_name = amdgpu_discovery_get_fw_name(adev);
if (fw_name != NULL) {
drm_dbg(&adev->ddev, "use ip discovery information from file");
- r = amdgpu_discovery_read_binary_from_file(adev, adev->mman.discovery_bin, fw_name);
+ r = amdgpu_discovery_read_binary_from_file(adev, discovery_bin,
+ fw_name);
if (r)
goto out;
} else {
drm_dbg(&adev->ddev, "use ip discovery information from memory");
- r = amdgpu_discovery_read_binary_from_mem(
- adev, adev->mman.discovery_bin);
+ r = amdgpu_discovery_read_binary_from_mem(adev, discovery_bin);
if (r)
goto out;
}
/* check the ip discovery binary signature */
- if (!amdgpu_discovery_verify_binary_signature(adev->mman.discovery_bin)) {
+ if (!amdgpu_discovery_verify_binary_signature(discovery_bin)) {
dev_err(adev->dev,
"get invalid ip discovery binary signature\n");
r = -EINVAL;
goto out;
}
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
+ bhdr = (struct binary_header *)discovery_bin;
offset = offsetof(struct binary_header, binary_checksum) +
sizeof(bhdr->binary_checksum);
size = le16_to_cpu(bhdr->binary_size) - offset;
checksum = le16_to_cpu(bhdr->binary_checksum);
- if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
- size, checksum)) {
+ if (!amdgpu_discovery_verify_checksum(discovery_bin + offset, size,
+ checksum)) {
dev_err(adev->dev, "invalid ip discovery binary checksum\n");
r = -EINVAL;
goto out;
@@ -501,15 +531,16 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
if (offset) {
struct ip_discovery_header *ihdr =
- (struct ip_discovery_header *)(adev->mman.discovery_bin + offset);
+ (struct ip_discovery_header *)(discovery_bin + offset);
if (le32_to_cpu(ihdr->signature) != DISCOVERY_TABLE_SIGNATURE) {
dev_err(adev->dev, "invalid ip discovery data table signature\n");
r = -EINVAL;
goto out;
}
- if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
- le16_to_cpu(ihdr->size), checksum)) {
+ if (!amdgpu_discovery_verify_checksum(discovery_bin + offset,
+ le16_to_cpu(ihdr->size),
+ checksum)) {
dev_err(adev->dev, "invalid ip discovery data table checksum\n");
r = -EINVAL;
goto out;
@@ -522,7 +553,7 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
if (offset) {
struct gpu_info_header *ghdr =
- (struct gpu_info_header *)(adev->mman.discovery_bin + offset);
+ (struct gpu_info_header *)(discovery_bin + offset);
if (le32_to_cpu(ghdr->table_id) != GC_TABLE_ID) {
dev_err(adev->dev, "invalid ip discovery gc table id\n");
@@ -530,8 +561,9 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
goto out;
}
- if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
- le32_to_cpu(ghdr->size), checksum)) {
+ if (!amdgpu_discovery_verify_checksum(discovery_bin + offset,
+ le32_to_cpu(ghdr->size),
+ checksum)) {
dev_err(adev->dev, "invalid gc data table checksum\n");
r = -EINVAL;
goto out;
@@ -544,7 +576,7 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
if (offset) {
struct harvest_info_header *hhdr =
- (struct harvest_info_header *)(adev->mman.discovery_bin + offset);
+ (struct harvest_info_header *)(discovery_bin + offset);
if (le32_to_cpu(hhdr->signature) != HARVEST_TABLE_SIGNATURE) {
dev_err(adev->dev, "invalid ip discovery harvest table signature\n");
@@ -552,8 +584,9 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
goto out;
}
- if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
- sizeof(struct harvest_table), checksum)) {
+ if (!amdgpu_discovery_verify_checksum(
+ discovery_bin + offset,
+ sizeof(struct harvest_table), checksum)) {
dev_err(adev->dev, "invalid harvest data table checksum\n");
r = -EINVAL;
goto out;
@@ -566,7 +599,7 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
if (offset) {
struct vcn_info_header *vhdr =
- (struct vcn_info_header *)(adev->mman.discovery_bin + offset);
+ (struct vcn_info_header *)(discovery_bin + offset);
if (le32_to_cpu(vhdr->table_id) != VCN_INFO_TABLE_ID) {
dev_err(adev->dev, "invalid ip discovery vcn table id\n");
@@ -574,8 +607,9 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
goto out;
}
- if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
- le32_to_cpu(vhdr->size_bytes), checksum)) {
+ if (!amdgpu_discovery_verify_checksum(
+ discovery_bin + offset,
+ le32_to_cpu(vhdr->size_bytes), checksum)) {
dev_err(adev->dev, "invalid vcn data table checksum\n");
r = -EINVAL;
goto out;
@@ -588,7 +622,7 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
if (0 && offset) {
struct mall_info_header *mhdr =
- (struct mall_info_header *)(adev->mman.discovery_bin + offset);
+ (struct mall_info_header *)(discovery_bin + offset);
if (le32_to_cpu(mhdr->table_id) != MALL_INFO_TABLE_ID) {
dev_err(adev->dev, "invalid ip discovery mall table id\n");
@@ -596,8 +630,9 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
goto out;
}
- if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
- le32_to_cpu(mhdr->size_bytes), checksum)) {
+ if (!amdgpu_discovery_verify_checksum(
+ discovery_bin + offset,
+ le32_to_cpu(mhdr->size_bytes), checksum)) {
dev_err(adev->dev, "invalid mall data table checksum\n");
r = -EINVAL;
goto out;
@@ -607,8 +642,8 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
return 0;
out:
- kfree(adev->mman.discovery_bin);
- adev->mman.discovery_bin = NULL;
+ kfree(adev->discovery.bin);
+ adev->discovery.bin = NULL;
if ((amdgpu_discovery != 2) &&
(RREG32(mmIP_DISCOVERY_VERSION) == 4))
amdgpu_ras_query_boot_status(adev, 4);
@@ -620,8 +655,8 @@ static void amdgpu_discovery_sysfs_fini(struct amdgpu_device *adev);
void amdgpu_discovery_fini(struct amdgpu_device *adev)
{
amdgpu_discovery_sysfs_fini(adev);
- kfree(adev->mman.discovery_bin);
- adev->mman.discovery_bin = NULL;
+ kfree(adev->discovery.bin);
+ adev->discovery.bin = NULL;
}
static int amdgpu_discovery_validate_ip(struct amdgpu_device *adev,
@@ -646,6 +681,7 @@ static int amdgpu_discovery_validate_ip(struct amdgpu_device *adev,
static void amdgpu_discovery_read_harvest_bit_per_ip(struct amdgpu_device *adev,
uint32_t *vcn_harvest_count)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct binary_header *bhdr;
struct ip_discovery_header *ihdr;
struct die_header *dhdr;
@@ -655,21 +691,21 @@ static void amdgpu_discovery_read_harvest_bit_per_ip(struct amdgpu_device *adev,
uint8_t inst;
int i, j;
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
- ihdr = (struct ip_discovery_header *)(adev->mman.discovery_bin +
- le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
+ bhdr = (struct binary_header *)discovery_bin;
+ ihdr = (struct ip_discovery_header
+ *)(discovery_bin +
+ le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
num_dies = le16_to_cpu(ihdr->num_dies);
/* scan harvest bit of all IP data structures */
for (i = 0; i < num_dies; i++) {
die_offset = le16_to_cpu(ihdr->die_info[i].die_offset);
- dhdr = (struct die_header *)(adev->mman.discovery_bin + die_offset);
+ dhdr = (struct die_header *)(discovery_bin + die_offset);
num_ips = le16_to_cpu(dhdr->num_ips);
ip_offset = die_offset + sizeof(*dhdr);
for (j = 0; j < num_ips; j++) {
- ip = (struct ip *)(adev->mman.discovery_bin +
- ip_offset);
+ ip = (struct ip *)(discovery_bin + ip_offset);
inst = ip->number_instance;
hw_id = le16_to_cpu(ip->hw_id);
if (amdgpu_discovery_validate_ip(adev, inst, hw_id))
@@ -711,13 +747,14 @@ static void amdgpu_discovery_read_from_harvest_table(struct amdgpu_device *adev,
uint32_t *vcn_harvest_count,
uint32_t *umc_harvest_count)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct binary_header *bhdr;
struct harvest_table *harvest_info;
u16 offset;
int i;
uint32_t umc_harvest_config = 0;
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
+ bhdr = (struct binary_header *)discovery_bin;
offset = le16_to_cpu(bhdr->table_list[HARVEST_INFO].offset);
if (!offset) {
@@ -725,7 +762,7 @@ static void amdgpu_discovery_read_from_harvest_table(struct amdgpu_device *adev,
return;
}
- harvest_info = (struct harvest_table *)(adev->mman.discovery_bin + offset);
+ harvest_info = (struct harvest_table *)(discovery_bin + offset);
for (i = 0; i < 32; i++) {
if (le16_to_cpu(harvest_info->list[i].hw_id) == 0)
@@ -1021,8 +1058,8 @@ static void ip_disc_release(struct kobject *kobj)
kobj);
struct amdgpu_device *adev = ip_top->adev;
- adev->ip_top = NULL;
kfree(ip_top);
+ adev->discovery.ip_top = NULL;
}
static uint8_t amdgpu_discovery_get_harvest_info(struct amdgpu_device *adev,
@@ -1033,7 +1070,9 @@ static uint8_t amdgpu_discovery_get_harvest_info(struct amdgpu_device *adev,
/* Until a uniform way is figured, get mask based on hwid */
switch (hw_id) {
case VCN_HWID:
- harvest = ((1 << inst) & adev->vcn.inst_mask) == 0;
+ /* VCN vs UVD+VCE */
+ if (!amdgpu_ip_version(adev, VCE_HWIP, 0))
+ harvest = ((1 << inst) & adev->vcn.inst_mask) == 0;
break;
case DMU_HWID:
if (adev->harvest_ip_mask & AMD_HARVEST_IP_DMU_MASK)
@@ -1060,6 +1099,7 @@ static int amdgpu_discovery_sysfs_ips(struct amdgpu_device *adev,
const size_t _ip_offset, const int num_ips,
bool reg_base_64)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
int ii, jj, kk, res;
uint16_t hw_id;
uint8_t inst;
@@ -1077,7 +1117,7 @@ static int amdgpu_discovery_sysfs_ips(struct amdgpu_device *adev,
struct ip_v4 *ip;
struct ip_hw_instance *ip_hw_instance;
- ip = (struct ip_v4 *)(adev->mman.discovery_bin + ip_offset);
+ ip = (struct ip_v4 *)(discovery_bin + ip_offset);
inst = ip->instance_number;
hw_id = le16_to_cpu(ip->hw_id);
if (amdgpu_discovery_validate_ip(adev, inst, hw_id) ||
@@ -1164,17 +1204,20 @@ next_ip:
static int amdgpu_discovery_sysfs_recurse(struct amdgpu_device *adev)
{
+ struct ip_discovery_top *ip_top = adev->discovery.ip_top;
+ uint8_t *discovery_bin = adev->discovery.bin;
struct binary_header *bhdr;
struct ip_discovery_header *ihdr;
struct die_header *dhdr;
- struct kset *die_kset = &adev->ip_top->die_kset;
+ struct kset *die_kset = &ip_top->die_kset;
u16 num_dies, die_offset, num_ips;
size_t ip_offset;
int ii, res;
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
- ihdr = (struct ip_discovery_header *)(adev->mman.discovery_bin +
- le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
+ bhdr = (struct binary_header *)discovery_bin;
+ ihdr = (struct ip_discovery_header
+ *)(discovery_bin +
+ le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
num_dies = le16_to_cpu(ihdr->num_dies);
DRM_DEBUG("number of dies: %d\n", num_dies);
@@ -1183,7 +1226,7 @@ static int amdgpu_discovery_sysfs_recurse(struct amdgpu_device *adev)
struct ip_die_entry *ip_die_entry;
die_offset = le16_to_cpu(ihdr->die_info[ii].die_offset);
- dhdr = (struct die_header *)(adev->mman.discovery_bin + die_offset);
+ dhdr = (struct die_header *)(discovery_bin + die_offset);
num_ips = le16_to_cpu(dhdr->num_ips);
ip_offset = die_offset + sizeof(*dhdr);
@@ -1217,30 +1260,32 @@ static int amdgpu_discovery_sysfs_recurse(struct amdgpu_device *adev)
static int amdgpu_discovery_sysfs_init(struct amdgpu_device *adev)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
+ struct ip_discovery_top *ip_top;
struct kset *die_kset;
int res, ii;
- if (!adev->mman.discovery_bin)
+ if (!discovery_bin)
return -EINVAL;
- adev->ip_top = kzalloc(sizeof(*adev->ip_top), GFP_KERNEL);
- if (!adev->ip_top)
+ ip_top = kzalloc(sizeof(*ip_top), GFP_KERNEL);
+ if (!ip_top)
return -ENOMEM;
- adev->ip_top->adev = adev;
-
- res = kobject_init_and_add(&adev->ip_top->kobj, &ip_discovery_ktype,
+ ip_top->adev = adev;
+ adev->discovery.ip_top = ip_top;
+ res = kobject_init_and_add(&ip_top->kobj, &ip_discovery_ktype,
&adev->dev->kobj, "ip_discovery");
if (res) {
DRM_ERROR("Couldn't init and add ip_discovery/");
goto Err;
}
- die_kset = &adev->ip_top->die_kset;
+ die_kset = &ip_top->die_kset;
kobject_set_name(&die_kset->kobj, "%s", "die");
- die_kset->kobj.parent = &adev->ip_top->kobj;
+ die_kset->kobj.parent = &ip_top->kobj;
die_kset->kobj.ktype = &die_kobj_ktype;
- res = kset_register(&adev->ip_top->die_kset);
+ res = kset_register(&ip_top->die_kset);
if (res) {
DRM_ERROR("Couldn't register die_kset");
goto Err;
@@ -1254,7 +1299,7 @@ static int amdgpu_discovery_sysfs_init(struct amdgpu_device *adev)
return res;
Err:
- kobject_put(&adev->ip_top->kobj);
+ kobject_put(&ip_top->kobj);
return res;
}
@@ -1299,10 +1344,11 @@ static void amdgpu_discovery_sysfs_die_free(struct ip_die_entry *ip_die_entry)
static void amdgpu_discovery_sysfs_fini(struct amdgpu_device *adev)
{
+ struct ip_discovery_top *ip_top = adev->discovery.ip_top;
struct list_head *el, *tmp;
struct kset *die_kset;
- die_kset = &adev->ip_top->die_kset;
+ die_kset = &ip_top->die_kset;
spin_lock(&die_kset->list_lock);
list_for_each_prev_safe(el, tmp, &die_kset->list) {
list_del_init(el);
@@ -1311,8 +1357,8 @@ static void amdgpu_discovery_sysfs_fini(struct amdgpu_device *adev)
spin_lock(&die_kset->list_lock);
}
spin_unlock(&die_kset->list_lock);
- kobject_put(&adev->ip_top->die_kset.kobj);
- kobject_put(&adev->ip_top->kobj);
+ kobject_put(&ip_top->die_kset.kobj);
+ kobject_put(&ip_top->kobj);
}
/* ================================================== */
@@ -1323,6 +1369,7 @@ static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
struct binary_header *bhdr;
struct ip_discovery_header *ihdr;
struct die_header *dhdr;
+ uint8_t *discovery_bin;
struct ip_v4 *ip;
uint16_t die_offset;
uint16_t ip_offset;
@@ -1338,22 +1385,23 @@ static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
r = amdgpu_discovery_init(adev);
if (r)
return r;
-
+ discovery_bin = adev->discovery.bin;
wafl_ver = 0;
adev->gfx.xcc_mask = 0;
adev->sdma.sdma_mask = 0;
adev->vcn.inst_mask = 0;
adev->jpeg.inst_mask = 0;
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
- ihdr = (struct ip_discovery_header *)(adev->mman.discovery_bin +
- le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
+ bhdr = (struct binary_header *)discovery_bin;
+ ihdr = (struct ip_discovery_header
+ *)(discovery_bin +
+ le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
num_dies = le16_to_cpu(ihdr->num_dies);
DRM_DEBUG("number of dies: %d\n", num_dies);
for (i = 0; i < num_dies; i++) {
die_offset = le16_to_cpu(ihdr->die_info[i].die_offset);
- dhdr = (struct die_header *)(adev->mman.discovery_bin + die_offset);
+ dhdr = (struct die_header *)(discovery_bin + die_offset);
num_ips = le16_to_cpu(dhdr->num_ips);
ip_offset = die_offset + sizeof(*dhdr);
@@ -1367,7 +1415,7 @@ static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
le16_to_cpu(dhdr->die_id), num_ips);
for (j = 0; j < num_ips; j++) {
- ip = (struct ip_v4 *)(adev->mman.discovery_bin + ip_offset);
+ ip = (struct ip_v4 *)(discovery_bin + ip_offset);
inst = ip->instance_number;
hw_id = le16_to_cpu(ip->hw_id);
@@ -1517,16 +1565,16 @@ next_ip:
static void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct ip_discovery_header *ihdr;
struct binary_header *bhdr;
int vcn_harvest_count = 0;
int umc_harvest_count = 0;
uint16_t offset, ihdr_ver;
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
+ bhdr = (struct binary_header *)discovery_bin;
offset = le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset);
- ihdr = (struct ip_discovery_header *)(adev->mman.discovery_bin +
- offset);
+ ihdr = (struct ip_discovery_header *)(discovery_bin + offset);
ihdr_ver = le16_to_cpu(ihdr->version);
/*
* Harvest table does not fit Navi1x and legacy GPUs,
@@ -1573,22 +1621,23 @@ union gc_info {
static int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct binary_header *bhdr;
union gc_info *gc_info;
u16 offset;
- if (!adev->mman.discovery_bin) {
+ if (!discovery_bin) {
DRM_ERROR("ip discovery uninitialized\n");
return -EINVAL;
}
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
+ bhdr = (struct binary_header *)discovery_bin;
offset = le16_to_cpu(bhdr->table_list[GC].offset);
if (!offset)
return 0;
- gc_info = (union gc_info *)(adev->mman.discovery_bin + offset);
+ gc_info = (union gc_info *)(discovery_bin + offset);
switch (le16_to_cpu(gc_info->v1.header.version_major)) {
case 1:
@@ -1681,24 +1730,25 @@ union mall_info {
static int amdgpu_discovery_get_mall_info(struct amdgpu_device *adev)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct binary_header *bhdr;
union mall_info *mall_info;
u32 u, mall_size_per_umc, m_s_present, half_use;
u64 mall_size;
u16 offset;
- if (!adev->mman.discovery_bin) {
+ if (!discovery_bin) {
DRM_ERROR("ip discovery uninitialized\n");
return -EINVAL;
}
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
+ bhdr = (struct binary_header *)discovery_bin;
offset = le16_to_cpu(bhdr->table_list[MALL_INFO].offset);
if (!offset)
return 0;
- mall_info = (union mall_info *)(adev->mman.discovery_bin + offset);
+ mall_info = (union mall_info *)(discovery_bin + offset);
switch (le16_to_cpu(mall_info->v1.header.version_major)) {
case 1:
@@ -1737,12 +1787,13 @@ union vcn_info {
static int amdgpu_discovery_get_vcn_info(struct amdgpu_device *adev)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct binary_header *bhdr;
union vcn_info *vcn_info;
u16 offset;
int v;
- if (!adev->mman.discovery_bin) {
+ if (!discovery_bin) {
DRM_ERROR("ip discovery uninitialized\n");
return -EINVAL;
}
@@ -1757,13 +1808,13 @@ static int amdgpu_discovery_get_vcn_info(struct amdgpu_device *adev)
return -EINVAL;
}
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
+ bhdr = (struct binary_header *)discovery_bin;
offset = le16_to_cpu(bhdr->table_list[VCN_INFO].offset);
if (!offset)
return 0;
- vcn_info = (union vcn_info *)(adev->mman.discovery_bin + offset);
+ vcn_info = (union vcn_info *)(discovery_bin + offset);
switch (le16_to_cpu(vcn_info->v1.header.version_major)) {
case 1:
@@ -1823,6 +1874,7 @@ int amdgpu_discovery_get_nps_info(struct amdgpu_device *adev,
struct amdgpu_gmc_memrange **ranges,
int *range_cnt, bool refresh)
{
+ uint8_t *discovery_bin = adev->discovery.bin;
struct amdgpu_gmc_memrange *mem_ranges;
struct binary_header *bhdr;
union nps_info *nps_info;
@@ -1839,13 +1891,13 @@ int amdgpu_discovery_get_nps_info(struct amdgpu_device *adev,
return r;
nps_info = &nps_data;
} else {
- if (!adev->mman.discovery_bin) {
+ if (!discovery_bin) {
dev_err(adev->dev,
"fetch mem range failed, ip discovery uninitialized\n");
return -EINVAL;
}
- bhdr = (struct binary_header *)adev->mman.discovery_bin;
+ bhdr = (struct binary_header *)discovery_bin;
offset = le16_to_cpu(bhdr->table_list[NPS_INFO].offset);
if (!offset)
@@ -1855,8 +1907,7 @@ int amdgpu_discovery_get_nps_info(struct amdgpu_device *adev,
if (amdgpu_discovery_verify_npsinfo(adev, bhdr))
return -ENOENT;
- nps_info =
- (union nps_info *)(adev->mman.discovery_bin + offset);
+ nps_info = (union nps_info *)(discovery_bin + offset);
}
switch (le16_to_cpu(nps_info->v1.header.version_major)) {
@@ -2124,7 +2175,6 @@ static int amdgpu_discovery_set_smu_ip_blocks(struct amdgpu_device *adev)
case IP_VERSION(11, 0, 5):
case IP_VERSION(11, 0, 9):
case IP_VERSION(11, 0, 7):
- case IP_VERSION(11, 0, 8):
case IP_VERSION(11, 0, 11):
case IP_VERSION(11, 0, 12):
case IP_VERSION(11, 0, 13):
@@ -2132,6 +2182,10 @@ static int amdgpu_discovery_set_smu_ip_blocks(struct amdgpu_device *adev)
case IP_VERSION(11, 5, 2):
amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
break;
+ case IP_VERSION(11, 0, 8):
+ if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2)
+ amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
+ break;
case IP_VERSION(12, 0, 0):
case IP_VERSION(12, 0, 1):
amdgpu_device_ip_block_add(adev, &smu_v12_0_ip_block);
@@ -2356,6 +2410,21 @@ static int amdgpu_discovery_set_sdma_ip_blocks(struct amdgpu_device *adev)
amdgpu_ip_version(adev, SDMA0_HWIP, 0));
return -EINVAL;
}
+
+ return 0;
+}
+
+static int amdgpu_discovery_set_ras_ip_blocks(struct amdgpu_device *adev)
+{
+ switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
+ case IP_VERSION(13, 0, 6):
+ case IP_VERSION(13, 0, 12):
+ case IP_VERSION(13, 0, 14):
+ amdgpu_device_ip_block_add(adev, &ras_v1_0_ip_block);
+ break;
+ default:
+ break;
+ }
return 0;
}
@@ -2562,7 +2631,9 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
amdgpu_discovery_init(adev);
vega10_reg_base_init(adev);
adev->sdma.num_instances = 2;
+ adev->sdma.sdma_mask = 3;
adev->gmc.num_umc = 4;
+ adev->gfx.xcc_mask = 1;
adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 0, 0);
adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 0, 0);
adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 0, 0);
@@ -2589,7 +2660,9 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
amdgpu_discovery_init(adev);
vega10_reg_base_init(adev);
adev->sdma.num_instances = 2;
+ adev->sdma.sdma_mask = 3;
adev->gmc.num_umc = 4;
+ adev->gfx.xcc_mask = 1;
adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 3, 0);
adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 3, 0);
adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 0, 1);
@@ -2616,8 +2689,10 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
amdgpu_discovery_init(adev);
vega10_reg_base_init(adev);
adev->sdma.num_instances = 1;
+ adev->sdma.sdma_mask = 1;
adev->vcn.num_vcn_inst = 1;
adev->gmc.num_umc = 2;
+ adev->gfx.xcc_mask = 1;
if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 2, 0);
adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 2, 0);
@@ -2662,7 +2737,9 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
amdgpu_discovery_init(adev);
vega20_reg_base_init(adev);
adev->sdma.num_instances = 2;
+ adev->sdma.sdma_mask = 3;
adev->gmc.num_umc = 8;
+ adev->gfx.xcc_mask = 1;
adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 0);
adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 0);
adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 2, 0);
@@ -2690,8 +2767,10 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
amdgpu_discovery_init(adev);
arct_reg_base_init(adev);
adev->sdma.num_instances = 8;
+ adev->sdma.sdma_mask = 0xff;
adev->vcn.num_vcn_inst = 2;
adev->gmc.num_umc = 8;
+ adev->gfx.xcc_mask = 1;
adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 1);
adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 1);
adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 2, 1);
@@ -2723,8 +2802,10 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
amdgpu_discovery_init(adev);
aldebaran_reg_base_init(adev);
adev->sdma.num_instances = 5;
+ adev->sdma.sdma_mask = 0x1f;
adev->vcn.num_vcn_inst = 2;
adev->gmc.num_umc = 4;
+ adev->gfx.xcc_mask = 1;
adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 2);
adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 2);
adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 4, 0);
@@ -2746,6 +2827,38 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
adev->ip_versions[UVD_HWIP][1] = IP_VERSION(2, 6, 0);
adev->ip_versions[XGMI_HWIP][0] = IP_VERSION(6, 1, 0);
break;
+ case CHIP_CYAN_SKILLFISH:
+ if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
+ r = amdgpu_discovery_reg_base_init(adev);
+ if (r)
+ return -EINVAL;
+
+ amdgpu_discovery_harvest_ip(adev);
+ amdgpu_discovery_get_gfx_info(adev);
+ amdgpu_discovery_get_mall_info(adev);
+ amdgpu_discovery_get_vcn_info(adev);
+ } else {
+ cyan_skillfish_reg_base_init(adev);
+ adev->sdma.num_instances = 2;
+ adev->sdma.sdma_mask = 3;
+ adev->gfx.xcc_mask = 1;
+ adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(2, 0, 3);
+ adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(2, 0, 3);
+ adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[HDP_HWIP][0] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[SDMA1_HWIP][1] = IP_VERSION(5, 0, 1);
+ adev->ip_versions[DF_HWIP][0] = IP_VERSION(3, 5, 0);
+ adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(2, 1, 1);
+ adev->ip_versions[UMC_HWIP][0] = IP_VERSION(8, 1, 1);
+ adev->ip_versions[MP0_HWIP][0] = IP_VERSION(11, 0, 8);
+ adev->ip_versions[MP1_HWIP][0] = IP_VERSION(11, 0, 8);
+ adev->ip_versions[THM_HWIP][0] = IP_VERSION(11, 0, 1);
+ adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(11, 0, 8);
+ adev->ip_versions[GC_HWIP][0] = IP_VERSION(10, 1, 3);
+ adev->ip_versions[UVD_HWIP][0] = IP_VERSION(2, 0, 3);
+ }
+ break;
default:
r = amdgpu_discovery_reg_base_init(adev);
if (r) {
@@ -3092,6 +3205,10 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
if (r)
return r;
+ r = amdgpu_discovery_set_ras_ip_blocks(adev);
+ if (r)
+ return r;
+
if ((adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
!amdgpu_sriov_vf(adev)) ||
(adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO && amdgpu_dpm == 1)) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.h
index b44d56465c5b..4ce04486cc31 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.h
@@ -24,9 +24,21 @@
#ifndef __AMDGPU_DISCOVERY__
#define __AMDGPU_DISCOVERY__
+#include <linux/debugfs.h>
+
#define DISCOVERY_TMR_SIZE (10 << 10)
#define DISCOVERY_TMR_OFFSET (64 << 10)
+struct ip_discovery_top;
+
+struct amdgpu_discovery_info {
+ struct debugfs_blob_wrapper debugfs_blob;
+ struct ip_discovery_top *ip_top;
+ uint32_t size;
+ uint8_t *bin;
+ bool reserve_tmr;
+};
+
void amdgpu_discovery_fini(struct amdgpu_device *adev);
int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 51bab32fd8c6..b5d34797d606 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -332,8 +332,6 @@ int amdgpu_display_crtc_set_config(struct drm_mode_set *set,
if (crtc->enabled)
active = true;
- pm_runtime_mark_last_busy(dev->dev);
-
adev = drm_to_adev(dev);
/* if we have active crtcs and we don't have a power ref,
* take the current one
@@ -1365,6 +1363,64 @@ static const struct drm_prop_enum_list amdgpu_dither_enum_list[] = {
{ AMDGPU_FMT_DITHER_ENABLE, "on" },
};
+/**
+ * DOC: property for adaptive backlight modulation
+ *
+ * The 'adaptive backlight modulation' property is used for the compositor to
+ * directly control the adaptive backlight modulation power savings feature
+ * that is part of DCN hardware.
+ *
+ * The property will be attached specifically to eDP panels that support it.
+ *
+ * The property is by default set to 'sysfs' to allow the sysfs file 'panel_power_savings'
+ * to be able to control it.
+ * If set to 'off' the compositor will ensure it stays off.
+ * The other values 'min', 'bias min', 'bias max', and 'max' will control the
+ * intensity of the power savings.
+ *
+ * Modifying this value can have implications on color accuracy, so tread
+ * carefully.
+ */
+static int amdgpu_display_setup_abm_prop(struct amdgpu_device *adev)
+{
+ const struct drm_prop_enum_list props[] = {
+ { ABM_SYSFS_CONTROL, "sysfs" },
+ { ABM_LEVEL_OFF, "off" },
+ { ABM_LEVEL_MIN, "min" },
+ { ABM_LEVEL_BIAS_MIN, "bias min" },
+ { ABM_LEVEL_BIAS_MAX, "bias max" },
+ { ABM_LEVEL_MAX, "max" },
+ };
+ struct drm_property *prop;
+ int i;
+
+ if (!adev->dc_enabled)
+ return 0;
+
+ prop = drm_property_create(adev_to_drm(adev), DRM_MODE_PROP_ENUM,
+ "adaptive backlight modulation",
+ 6);
+ if (!prop)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(props); i++) {
+ int ret;
+
+ ret = drm_property_add_enum(prop, props[i].type,
+ props[i].name);
+
+ if (ret) {
+ drm_property_destroy(adev_to_drm(adev), prop);
+
+ return ret;
+ }
+ }
+
+ adev->mode_info.abm_level_property = prop;
+
+ return 0;
+}
+
int amdgpu_display_modeset_create_props(struct amdgpu_device *adev)
{
int sz;
@@ -1411,7 +1467,7 @@ int amdgpu_display_modeset_create_props(struct amdgpu_device *adev)
"dither",
amdgpu_dither_enum_list, sz);
- return 0;
+ return amdgpu_display_setup_abm_prop(adev);
}
void amdgpu_display_update_priority(struct amdgpu_device *adev)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.h
index 930c171473b4..49a29bf47a37 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.h
@@ -55,4 +55,11 @@ int amdgpu_display_resume_helper(struct amdgpu_device *adev);
int amdgpu_display_get_scanout_buffer(struct drm_plane *plane,
struct drm_scanout_buffer *sb);
+#define ABM_SYSFS_CONTROL -1
+#define ABM_LEVEL_OFF 0
+#define ABM_LEVEL_MIN 1
+#define ABM_LEVEL_BIAS_MIN 2
+#define ABM_LEVEL_BIAS_MAX 3
+#define ABM_LEVEL_MAX 4
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
index 5743ebb2f1b7..e22cfa7c6d32 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
@@ -81,13 +81,44 @@ static int amdgpu_dma_buf_attach(struct dma_buf *dmabuf,
struct drm_gem_object *obj = dmabuf->priv;
struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj);
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
+ int r;
+
+ /*
+ * Disable peer-to-peer access for DCC-enabled VRAM surfaces on GFX12+.
+ * Such buffers cannot be safely accessed over P2P due to device-local
+ * compression metadata. Fallback to system-memory path instead.
+ * Device supports GFX12 (GC 12.x or newer)
+ * BO was created with the AMDGPU_GEM_CREATE_GFX12_DCC flag
+ *
+ */
+ if (amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(12, 0, 0) &&
+ bo->flags & AMDGPU_GEM_CREATE_GFX12_DCC)
+ attach->peer2peer = false;
+
+ /*
+ * Disable peer-to-peer access for DCC-enabled VRAM surfaces on GFX12+.
+ * Such buffers cannot be safely accessed over P2P due to device-local
+ * compression metadata. Fallback to system-memory path instead.
+ * Device supports GFX12 (GC 12.x or newer)
+ * BO was created with the AMDGPU_GEM_CREATE_GFX12_DCC flag
+ *
+ */
+ if (amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(12, 0, 0) &&
+ bo->flags & AMDGPU_GEM_CREATE_GFX12_DCC)
+ attach->peer2peer = false;
if (!amdgpu_dmabuf_is_xgmi_accessible(attach_adev, bo) &&
pci_p2pdma_distance(adev->pdev, attach->dev, false) < 0)
attach->peer2peer = false;
+ r = dma_resv_lock(bo->tbo.base.resv, NULL);
+ if (r)
+ return r;
+
amdgpu_vm_bo_update_shared(bo);
+ dma_resv_unlock(bo->tbo.base.resv);
+
return 0;
}
@@ -285,6 +316,36 @@ static int amdgpu_dma_buf_begin_cpu_access(struct dma_buf *dma_buf,
return ret;
}
+static int amdgpu_dma_buf_vmap(struct dma_buf *dma_buf, struct iosys_map *map)
+{
+ struct drm_gem_object *obj = dma_buf->priv;
+ struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj);
+ int ret;
+
+ /*
+ * Pin to keep buffer in place while it's vmap'ed. The actual
+ * domain is not that important as long as it's mapable. Using
+ * GTT and VRAM should be compatible with most use cases.
+ */
+ ret = amdgpu_bo_pin(bo, AMDGPU_GEM_DOMAIN_GTT | AMDGPU_GEM_DOMAIN_VRAM);
+ if (ret)
+ return ret;
+ ret = drm_gem_dmabuf_vmap(dma_buf, map);
+ if (ret)
+ amdgpu_bo_unpin(bo);
+
+ return ret;
+}
+
+static void amdgpu_dma_buf_vunmap(struct dma_buf *dma_buf, struct iosys_map *map)
+{
+ struct drm_gem_object *obj = dma_buf->priv;
+ struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj);
+
+ drm_gem_dmabuf_vunmap(dma_buf, map);
+ amdgpu_bo_unpin(bo);
+}
+
const struct dma_buf_ops amdgpu_dmabuf_ops = {
.attach = amdgpu_dma_buf_attach,
.pin = amdgpu_dma_buf_pin,
@@ -294,8 +355,8 @@ const struct dma_buf_ops amdgpu_dmabuf_ops = {
.release = drm_gem_dmabuf_release,
.begin_cpu_access = amdgpu_dma_buf_begin_cpu_access,
.mmap = drm_gem_dmabuf_mmap,
- .vmap = drm_gem_dmabuf_vmap,
- .vunmap = drm_gem_dmabuf_vunmap,
+ .vmap = amdgpu_dma_buf_vmap,
+ .vunmap = amdgpu_dma_buf_vunmap,
};
/**
@@ -313,11 +374,23 @@ struct dma_buf *amdgpu_gem_prime_export(struct drm_gem_object *gobj,
{
struct amdgpu_bo *bo = gem_to_amdgpu_bo(gobj);
struct dma_buf *buf;
+ struct ttm_operation_ctx ctx = {
+ .interruptible = true,
+ .no_wait_gpu = true,
+ /* We opt to avoid OOM on system pages allocations */
+ .gfp_retry_mayfail = true,
+ .allow_res_evict = false,
+ };
+ int ret;
if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm) ||
bo->flags & AMDGPU_GEM_CREATE_VM_ALWAYS_VALID)
return ERR_PTR(-EPERM);
+ ret = ttm_bo_setup_export(&bo->tbo, &ctx);
+ if (ret)
+ return ERR_PTR(ret);
+
buf = drm_gem_prime_export(gobj, flags);
if (!IS_ERR(buf))
buf->ops = &amdgpu_dmabuf_ops;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 395c6be901ce..2dfbddcef9ab 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -144,7 +144,8 @@ enum AMDGPU_DEBUG_MASK {
AMDGPU_DEBUG_DISABLE_GPU_RING_RESET = BIT(6),
AMDGPU_DEBUG_SMU_POOL = BIT(7),
AMDGPU_DEBUG_VM_USERPTR = BIT(8),
- AMDGPU_DEBUG_DISABLE_RAS_CE_LOG = BIT(9)
+ AMDGPU_DEBUG_DISABLE_RAS_CE_LOG = BIT(9),
+ AMDGPU_DEBUG_ENABLE_CE_CS = BIT(10)
};
unsigned int amdgpu_vram_limit = UINT_MAX;
@@ -311,7 +312,7 @@ module_param_named(moverate, amdgpu_moverate, int, 0600);
* DOC: audio (int)
* Set HDMI/DPAudio. Only affects non-DC display handling. The default is -1 (Enabled), set 0 to disabled it.
*/
-MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
+MODULE_PARM_DESC(audio, "HDMI/DP Audio enable for non DC displays (-1 = auto, 0 = disable, 1 = enable)");
module_param_named(audio, amdgpu_audio, int, 0444);
/**
@@ -353,22 +354,16 @@ module_param_named(svm_default_granularity, amdgpu_svm_default_granularity, uint
* DOC: lockup_timeout (string)
* Set GPU scheduler timeout value in ms.
*
- * The format can be [Non-Compute] or [GFX,Compute,SDMA,Video]. That is there can be one or
- * multiple values specified. 0 and negative values are invalidated. They will be adjusted
- * to the default timeout.
+ * The format can be [single value] for setting all timeouts at once or
+ * [GFX,Compute,SDMA,Video] to set individual timeouts.
+ * Negative values mean infinity.
*
- * - With one value specified, the setting will apply to all non-compute jobs.
- * - With multiple values specified, the first one will be for GFX.
- * The second one is for Compute. The third and fourth ones are
- * for SDMA and Video.
- *
- * By default(with no lockup_timeout settings), the timeout for all jobs is 10000.
+ * By default(with no lockup_timeout settings), the timeout for all queues is 2000.
*/
MODULE_PARM_DESC(lockup_timeout,
- "GPU lockup timeout in ms (default: 10000 for all jobs. "
- "0: keep default value. negative: infinity timeout), format: for bare metal [Non-Compute] or [GFX,Compute,SDMA,Video]; "
- "for passthrough or sriov [all jobs] or [GFX,Compute,SDMA,Video].");
-module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_timeout), 0444);
+ "GPU lockup timeout in ms (default: 2000. 0: keep default value. negative: infinity timeout), format: [single value for all] or [GFX,Compute,SDMA,Video].");
+module_param_string(lockup_timeout, amdgpu_lockup_timeout,
+ sizeof(amdgpu_lockup_timeout), 0444);
/**
* DOC: dpm (int)
@@ -623,39 +618,39 @@ module_param_named(timeout_period, amdgpu_watchdog_timer.period, uint, 0644);
/**
* DOC: si_support (int)
- * Set SI support driver. This parameter works after set config CONFIG_DRM_AMDGPU_SI. For SI asic, when radeon driver is enabled,
- * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
- * otherwise using amdgpu driver.
- */
+ * 1 = enabled, 0 = disabled, -1 = default
+ *
+ * SI (Southern Islands) are first generation GCN GPUs, supported by both
+ * drivers: radeon (old) and amdgpu (new). This parameter controls whether
+ * amdgpu should support SI.
+ * By default, SI dedicated GPUs are supported by amdgpu.
+ * Only relevant when CONFIG_DRM_AMDGPU_SI is enabled to build SI support in amdgpu.
+ * See also radeon.si_support which should be disabled when amdgpu.si_support is
+ * enabled, and vice versa.
+ */
+int amdgpu_si_support = -1;
#ifdef CONFIG_DRM_AMDGPU_SI
-
-#if IS_ENABLED(CONFIG_DRM_RADEON) || IS_ENABLED(CONFIG_DRM_RADEON_MODULE)
-int amdgpu_si_support;
-MODULE_PARM_DESC(si_support, "SI support (1 = enabled, 0 = disabled (default))");
-#else
-int amdgpu_si_support = 1;
-MODULE_PARM_DESC(si_support, "SI support (1 = enabled (default), 0 = disabled)");
-#endif
-
+MODULE_PARM_DESC(si_support, "SI support (1 = enabled, 0 = disabled, -1 = default)");
module_param_named(si_support, amdgpu_si_support, int, 0444);
#endif
/**
* DOC: cik_support (int)
- * Set CIK support driver. This parameter works after set config CONFIG_DRM_AMDGPU_CIK. For CIK asic, when radeon driver is enabled,
- * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
- * otherwise using amdgpu driver.
- */
+ * 1 = enabled, 0 = disabled, -1 = default
+ *
+ * CIK (Sea Islands) are second generation GCN GPUs, supported by both
+ * drivers: radeon (old) and amdgpu (new). This parameter controls whether
+ * amdgpu should support CIK.
+ * By default:
+ * - CIK dedicated GPUs are supported by amdgpu.
+ * - CIK APUs are supported by radeon (except when radeon is not built).
+ * Only relevant when CONFIG_DRM_AMDGPU_CIK is enabled to build CIK support in amdgpu.
+ * See also radeon.cik_support which should be disabled when amdgpu.cik_support is
+ * enabled, and vice versa.
+ */
+int amdgpu_cik_support = -1;
#ifdef CONFIG_DRM_AMDGPU_CIK
-
-#if IS_ENABLED(CONFIG_DRM_RADEON) || IS_ENABLED(CONFIG_DRM_RADEON_MODULE)
-int amdgpu_cik_support;
-MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled, 0 = disabled (default))");
-#else
-int amdgpu_cik_support = 1;
-MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)");
-#endif
-
+MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled, 0 = disabled, -1 = default)");
module_param_named(cik_support, amdgpu_cik_support, int, 0444);
#endif
@@ -886,7 +881,7 @@ module_param_named(dcfeaturemask, amdgpu_dc_feature_mask, uint, 0444);
/**
* DOC: dcdebugmask (uint)
- * Override display features enabled. See enum DC_DEBUG_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
+ * Display debug options. See enum DC_DEBUG_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
*/
MODULE_PARM_DESC(dcdebugmask, "all debug options disabled (default))");
module_param_named(dcdebugmask, amdgpu_dc_debug_mask, uint, 0444);
@@ -960,7 +955,7 @@ module_param_named(tmz, amdgpu_tmz, int, 0444);
*/
MODULE_PARM_DESC(
freesync_video,
- "Enable freesync modesetting optimization feature (0 = off (default), 1 = on)");
+ "Adds additional modes via VRR for refresh changes without a full modeset (0 = off (default), 1 = on)");
module_param_named(freesync_video, amdgpu_freesync_vid_mode, uint, 0444);
/**
@@ -2172,6 +2167,11 @@ static const struct pci_device_id pciidlist[] = {
{0x1002, 0x7410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN},
/* CYAN_SKILLFISH */
+ {0x1002, 0x13DB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
+ {0x1002, 0x13F9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
+ {0x1002, 0x13FA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
+ {0x1002, 0x13FB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
+ {0x1002, 0x13FC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
{0x1002, 0x13FE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
{0x1002, 0x143F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
@@ -2228,7 +2228,6 @@ static void amdgpu_get_secondary_funcs(struct amdgpu_device *adev)
adev->pdev->bus->number, i);
if (p) {
pm_runtime_get_sync(&p->dev);
- pm_runtime_mark_last_busy(&p->dev);
pm_runtime_put_autosuspend(&p->dev);
pci_dev_put(p);
}
@@ -2284,6 +2283,11 @@ static void amdgpu_init_debug_options(struct amdgpu_device *adev)
pr_info("debug: disable kernel logs of correctable errors\n");
adev->debug_disable_ce_logs = true;
}
+
+ if (amdgpu_debug_mask & AMDGPU_DEBUG_ENABLE_CE_CS) {
+ pr_info("debug: allowing command submission to CE engine\n");
+ adev->debug_enable_ce_cs = true;
+ }
}
static unsigned long amdgpu_fix_asic_type(struct pci_dev *pdev, unsigned long flags)
@@ -2302,6 +2306,72 @@ static unsigned long amdgpu_fix_asic_type(struct pci_dev *pdev, unsigned long fl
return flags;
}
+static bool amdgpu_support_enabled(struct device *dev,
+ const enum amd_asic_type family)
+{
+ const char *gen;
+ const char *param;
+ int module_param = -1;
+ bool radeon_support_built = IS_ENABLED(CONFIG_DRM_RADEON);
+ bool amdgpu_support_built = false;
+ bool support_by_default = false;
+
+ switch (family) {
+ case CHIP_TAHITI:
+ case CHIP_PITCAIRN:
+ case CHIP_VERDE:
+ case CHIP_OLAND:
+ case CHIP_HAINAN:
+ gen = "SI";
+ param = "si_support";
+ module_param = amdgpu_si_support;
+ amdgpu_support_built = IS_ENABLED(CONFIG_DRM_AMDGPU_SI);
+ support_by_default = true;
+ break;
+
+ case CHIP_BONAIRE:
+ case CHIP_HAWAII:
+ support_by_default = true;
+ fallthrough;
+ case CHIP_KAVERI:
+ case CHIP_KABINI:
+ case CHIP_MULLINS:
+ gen = "CIK";
+ param = "cik_support";
+ module_param = amdgpu_cik_support;
+ amdgpu_support_built = IS_ENABLED(CONFIG_DRM_AMDGPU_CIK);
+ break;
+
+ default:
+ /* All other chips are supported by amdgpu only */
+ return true;
+ }
+
+ if (!amdgpu_support_built) {
+ dev_info(dev, "amdgpu built without %s support\n", gen);
+ return false;
+ }
+
+ if ((module_param == -1 && (support_by_default || !radeon_support_built)) ||
+ module_param == 1) {
+ if (radeon_support_built)
+ dev_info(dev, "%s support provided by amdgpu.\n"
+ "Use radeon.%s=1 amdgpu.%s=0 to override.\n",
+ gen, param, param);
+
+ return true;
+ }
+
+ if (radeon_support_built)
+ dev_info(dev, "%s support provided by radeon.\n"
+ "Use radeon.%s=0 amdgpu.%s=1 to override.\n",
+ gen, param, param);
+ else if (module_param == 0)
+ dev_info(dev, "%s support disabled by module param\n", gen);
+
+ return false;
+}
+
static int amdgpu_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -2349,48 +2419,8 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
return -ENOTSUPP;
}
- switch (flags & AMD_ASIC_MASK) {
- case CHIP_TAHITI:
- case CHIP_PITCAIRN:
- case CHIP_VERDE:
- case CHIP_OLAND:
- case CHIP_HAINAN:
-#ifdef CONFIG_DRM_AMDGPU_SI
- if (!amdgpu_si_support) {
- dev_info(&pdev->dev,
- "SI support provided by radeon.\n");
- dev_info(&pdev->dev,
- "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
- );
- return -ENODEV;
- }
- break;
-#else
- dev_info(&pdev->dev, "amdgpu is built without SI support.\n");
+ if (!amdgpu_support_enabled(&pdev->dev, flags & AMD_ASIC_MASK))
return -ENODEV;
-#endif
- case CHIP_KAVERI:
- case CHIP_BONAIRE:
- case CHIP_HAWAII:
- case CHIP_KABINI:
- case CHIP_MULLINS:
-#ifdef CONFIG_DRM_AMDGPU_CIK
- if (!amdgpu_cik_support) {
- dev_info(&pdev->dev,
- "CIK support provided by radeon.\n");
- dev_info(&pdev->dev,
- "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
- );
- return -ENODEV;
- }
- break;
-#else
- dev_info(&pdev->dev, "amdgpu is built without CIK support.\n");
- return -ENODEV;
-#endif
- default:
- break;
- }
adev = devm_drm_dev_alloc(&pdev->dev, &amdgpu_kms_driver, typeof(*adev), ddev);
if (IS_ERR(adev))
@@ -2469,7 +2499,6 @@ retry_init:
pm_runtime_allow(ddev->dev);
- pm_runtime_mark_last_busy(ddev->dev);
pm_runtime_put_autosuspend(ddev->dev);
pci_wake_from_d3(pdev, TRUE);
@@ -2553,7 +2582,8 @@ amdgpu_pci_shutdown(struct pci_dev *pdev)
*/
if (!amdgpu_passthrough(adev))
adev->mp1_state = PP_MP1_STATE_UNLOAD;
- amdgpu_device_ip_suspend(adev);
+ amdgpu_device_prepare(dev);
+ amdgpu_device_suspend(dev, true);
adev->mp1_state = PP_MP1_STATE_NONE;
}
@@ -2597,6 +2627,7 @@ static int amdgpu_pmops_suspend(struct device *dev)
else if (amdgpu_acpi_is_s3_active(adev))
adev->in_s3 = true;
if (!adev->in_s0ix && !adev->in_s3) {
+#if IS_ENABLED(CONFIG_SUSPEND)
/* don't allow going deep first time followed by s2idle the next time */
if (adev->last_suspend_state != PM_SUSPEND_ON &&
adev->last_suspend_state != pm_suspend_target_state) {
@@ -2604,11 +2635,14 @@ static int amdgpu_pmops_suspend(struct device *dev)
pm_suspend_target_state);
return -EINVAL;
}
+#endif
return 0;
}
+#if IS_ENABLED(CONFIG_SUSPEND)
/* cache the state last used for suspend */
adev->last_suspend_state = pm_suspend_target_state;
+#endif
return amdgpu_device_suspend(drm_dev, true);
}
@@ -2617,9 +2651,14 @@ static int amdgpu_pmops_suspend_noirq(struct device *dev)
{
struct drm_device *drm_dev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(drm_dev);
+ int r;
- if (amdgpu_acpi_should_gpu_reset(adev))
- return amdgpu_asic_reset(adev);
+ if (amdgpu_acpi_should_gpu_reset(adev)) {
+ amdgpu_device_lock_reset_domain(adev->reset_domain);
+ r = amdgpu_asic_reset(adev);
+ amdgpu_device_unlock_reset_domain(adev->reset_domain);
+ return r;
+ }
return 0;
}
@@ -2665,7 +2704,7 @@ static int amdgpu_pmops_thaw(struct device *dev)
struct drm_device *drm_dev = dev_get_drvdata(dev);
/* do not resume device if it's normal hibernation */
- if (!pm_hibernate_is_recovering())
+ if (!pm_hibernate_is_recovering() && !pm_hibernation_mode_is_suspend())
return 0;
return amdgpu_device_resume(drm_dev, true);
@@ -2762,22 +2801,8 @@ static int amdgpu_runtime_idle_check_userq(struct device *dev)
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
struct amdgpu_device *adev = drm_to_adev(drm_dev);
- struct amdgpu_usermode_queue *queue;
- struct amdgpu_userq_mgr *uqm, *tmp;
- int queue_id;
- int ret = 0;
-
- mutex_lock(&adev->userq_mutex);
- list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
- idr_for_each_entry(&uqm->userq_idr, queue, queue_id) {
- ret = -EBUSY;
- goto done;
- }
- }
-done:
- mutex_unlock(&adev->userq_mutex);
- return ret;
+ return xa_empty(&adev->userq_doorbell_xa) ? 0 : -EBUSY;
}
static int amdgpu_pmops_runtime_suspend(struct device *dev)
@@ -2924,7 +2949,6 @@ static int amdgpu_pmops_runtime_idle(struct device *dev)
ret = amdgpu_runtime_idle_check_userq(dev);
done:
- pm_runtime_mark_last_busy(dev);
pm_runtime_autosuspend(dev);
return ret;
}
@@ -2933,11 +2957,14 @@ static int amdgpu_drm_release(struct inode *inode, struct file *filp)
{
struct drm_file *file_priv = filp->private_data;
struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
+ struct drm_device *dev = file_priv->minor->dev;
+ int idx;
- if (fpriv) {
+ if (fpriv && drm_dev_enter(dev, &idx)) {
fpriv->evf_mgr.fd_closing = true;
amdgpu_eviction_fence_destroy(&fpriv->evf_mgr);
amdgpu_userq_mgr_fini(&fpriv->userq_mgr);
+ drm_dev_exit(idx);
}
return drm_release(inode, filp);
@@ -2957,22 +2984,21 @@ long amdgpu_drm_ioctl(struct file *filp,
ret = drm_ioctl(filp, cmd, arg);
- pm_runtime_mark_last_busy(dev->dev);
out:
pm_runtime_put_autosuspend(dev->dev);
return ret;
}
static const struct dev_pm_ops amdgpu_pm_ops = {
- .prepare = amdgpu_pmops_prepare,
- .complete = amdgpu_pmops_complete,
- .suspend = amdgpu_pmops_suspend,
- .suspend_noirq = amdgpu_pmops_suspend_noirq,
- .resume = amdgpu_pmops_resume,
- .freeze = amdgpu_pmops_freeze,
- .thaw = amdgpu_pmops_thaw,
- .poweroff = amdgpu_pmops_poweroff,
- .restore = amdgpu_pmops_restore,
+ .prepare = pm_sleep_ptr(amdgpu_pmops_prepare),
+ .complete = pm_sleep_ptr(amdgpu_pmops_complete),
+ .suspend = pm_sleep_ptr(amdgpu_pmops_suspend),
+ .suspend_noirq = pm_sleep_ptr(amdgpu_pmops_suspend_noirq),
+ .resume = pm_sleep_ptr(amdgpu_pmops_resume),
+ .freeze = pm_sleep_ptr(amdgpu_pmops_freeze),
+ .thaw = pm_sleep_ptr(amdgpu_pmops_thaw),
+ .poweroff = pm_sleep_ptr(amdgpu_pmops_poweroff),
+ .restore = pm_sleep_ptr(amdgpu_pmops_restore),
.runtime_suspend = amdgpu_pmops_runtime_suspend,
.runtime_resume = amdgpu_pmops_runtime_resume,
.runtime_idle = amdgpu_pmops_runtime_idle,
@@ -3044,6 +3070,7 @@ const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
DRM_IOCTL_DEF_DRV(AMDGPU_USERQ, amdgpu_userq_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(AMDGPU_USERQ_SIGNAL, amdgpu_userq_signal_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(AMDGPU_USERQ_WAIT, amdgpu_userq_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(AMDGPU_GEM_LIST_HANDLES, amdgpu_gem_list_handles_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
};
static const struct drm_driver amdgpu_kms_driver = {
@@ -3117,7 +3144,7 @@ static struct pci_driver amdgpu_kms_pci_driver = {
.probe = amdgpu_pci_probe,
.remove = amdgpu_pci_remove,
.shutdown = amdgpu_pci_shutdown,
- .driver.pm = &amdgpu_pm_ops,
+ .driver.pm = pm_ptr(&amdgpu_pm_ops),
.err_handler = &amdgpu_pci_err_handler,
.dev_groups = amdgpu_sysfs_groups,
};
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
index 91d638098889..b349bb3676d5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
@@ -70,6 +70,7 @@ void amdgpu_show_fdinfo(struct drm_printer *p, struct drm_file *file)
[AMDGPU_PL_GWS] = "gws",
[AMDGPU_PL_OA] = "oa",
[AMDGPU_PL_DOORBELL] = "doorbell",
+ [AMDGPU_PL_MMIO_REMAP] = "mmioremap",
};
unsigned int hw_ip, i;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 9e7506965cab..c7843e336310 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -45,16 +45,11 @@
* Cast helper
*/
static const struct dma_fence_ops amdgpu_fence_ops;
-static const struct dma_fence_ops amdgpu_job_fence_ops;
static inline struct amdgpu_fence *to_amdgpu_fence(struct dma_fence *f)
{
struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
- if (__f->base.ops == &amdgpu_fence_ops ||
- __f->base.ops == &amdgpu_job_fence_ops)
- return __f;
-
- return NULL;
+ return __f;
}
/**
@@ -98,52 +93,32 @@ static u32 amdgpu_fence_read(struct amdgpu_ring *ring)
* amdgpu_fence_emit - emit a fence on the requested ring
*
* @ring: ring the fence is associated with
- * @f: resulting fence object
* @af: amdgpu fence input
* @flags: flags to pass into the subordinate .emit_fence() call
*
* Emits a fence command on the requested ring (all asics).
* Returns 0 on success, -ENOMEM on failure.
*/
-int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f,
- struct amdgpu_fence *af, unsigned int flags)
+int amdgpu_fence_emit(struct amdgpu_ring *ring, struct amdgpu_fence *af,
+ unsigned int flags)
{
struct amdgpu_device *adev = ring->adev;
struct dma_fence *fence;
- struct amdgpu_fence *am_fence;
struct dma_fence __rcu **ptr;
uint32_t seq;
int r;
- if (!af) {
- /* create a separate hw fence */
- am_fence = kzalloc(sizeof(*am_fence), GFP_KERNEL);
- if (!am_fence)
- return -ENOMEM;
- am_fence->context = 0;
- } else {
- am_fence = af;
- }
- fence = &am_fence->base;
- am_fence->ring = ring;
+ fence = &af->base;
+ af->ring = ring;
seq = ++ring->fence_drv.sync_seq;
- am_fence->seq = seq;
- if (af) {
- dma_fence_init(fence, &amdgpu_job_fence_ops,
- &ring->fence_drv.lock,
- adev->fence_context + ring->idx, seq);
- /* Against remove in amdgpu_job_{free, free_cb} */
- dma_fence_get(fence);
- } else {
- dma_fence_init(fence, &amdgpu_fence_ops,
- &ring->fence_drv.lock,
- adev->fence_context + ring->idx, seq);
- }
+ dma_fence_init(fence, &amdgpu_fence_ops,
+ &ring->fence_drv.lock,
+ adev->fence_context + ring->idx, seq);
amdgpu_ring_emit_fence(ring, ring->fence_drv.gpu_addr,
seq, flags | AMDGPU_FENCE_FLAG_INT);
- amdgpu_fence_save_wptr(fence);
+ amdgpu_fence_save_wptr(af);
pm_runtime_get_noresume(adev_to_drm(adev)->dev);
ptr = &ring->fence_drv.fences[seq & ring->fence_drv.num_fences_mask];
if (unlikely(rcu_dereference_protected(*ptr, 1))) {
@@ -168,8 +143,6 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f,
*/
rcu_assign_pointer(*ptr, dma_fence_get(fence));
- *f = fence;
-
return 0;
}
@@ -277,7 +250,6 @@ bool amdgpu_fence_process(struct amdgpu_ring *ring)
drv->signalled_wptr = am_fence->wptr;
dma_fence_signal(fence);
dma_fence_put(fence);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
} while (last_seq != seq);
@@ -671,36 +643,6 @@ void amdgpu_fence_driver_hw_init(struct amdgpu_device *adev)
}
/**
- * amdgpu_fence_driver_clear_job_fences - clear job embedded fences of ring
- *
- * @ring: fence of the ring to be cleared
- *
- */
-void amdgpu_fence_driver_clear_job_fences(struct amdgpu_ring *ring)
-{
- int i;
- struct dma_fence *old, **ptr;
-
- for (i = 0; i <= ring->fence_drv.num_fences_mask; i++) {
- ptr = &ring->fence_drv.fences[i];
- old = rcu_dereference_protected(*ptr, 1);
- if (old && old->ops == &amdgpu_job_fence_ops) {
- struct amdgpu_job *job;
-
- /* For non-scheduler bad job, i.e. failed ib test, we need to signal
- * it right here or we won't be able to track them in fence_drv
- * and they will remain unsignaled during sa_bo free.
- */
- job = container_of(old, struct amdgpu_job, hw_fence.base);
- if (!job->base.s_fence && !dma_fence_is_signaled(old))
- dma_fence_signal(old);
- RCU_INIT_POINTER(*ptr, NULL);
- dma_fence_put(old);
- }
- }
-}
-
-/**
* amdgpu_fence_driver_set_error - set error code on fences
* @ring: the ring which contains the fences
* @error: the error code to set
@@ -738,7 +680,7 @@ void amdgpu_fence_driver_force_completion(struct amdgpu_ring *ring)
}
-/**
+/*
* Kernel queue reset handling
*
* The driver can reset individual queues for most engines, but those queues
@@ -756,21 +698,50 @@ void amdgpu_fence_driver_force_completion(struct amdgpu_ring *ring)
/**
* amdgpu_fence_driver_guilty_force_completion - force signal of specified sequence
*
- * @fence: fence of the ring to signal
+ * @af: fence of the ring to signal
*
*/
-void amdgpu_fence_driver_guilty_force_completion(struct amdgpu_fence *fence)
+void amdgpu_fence_driver_guilty_force_completion(struct amdgpu_fence *af)
{
- dma_fence_set_error(&fence->base, -ETIME);
- amdgpu_fence_write(fence->ring, fence->seq);
- amdgpu_fence_process(fence->ring);
+ struct dma_fence *unprocessed;
+ struct dma_fence __rcu **ptr;
+ struct amdgpu_fence *fence;
+ struct amdgpu_ring *ring = af->ring;
+ unsigned long flags;
+ u32 seq, last_seq;
+
+ last_seq = amdgpu_fence_read(ring) & ring->fence_drv.num_fences_mask;
+ seq = ring->fence_drv.sync_seq & ring->fence_drv.num_fences_mask;
+
+ /* mark all fences from the guilty context with an error */
+ spin_lock_irqsave(&ring->fence_drv.lock, flags);
+ do {
+ last_seq++;
+ last_seq &= ring->fence_drv.num_fences_mask;
+
+ ptr = &ring->fence_drv.fences[last_seq];
+ rcu_read_lock();
+ unprocessed = rcu_dereference(*ptr);
+
+ if (unprocessed && !dma_fence_is_signaled_locked(unprocessed)) {
+ fence = container_of(unprocessed, struct amdgpu_fence, base);
+
+ if (fence == af)
+ dma_fence_set_error(&fence->base, -ETIME);
+ else if (fence->context == af->context)
+ dma_fence_set_error(&fence->base, -ECANCELED);
+ }
+ rcu_read_unlock();
+ } while (last_seq != seq);
+ spin_unlock_irqrestore(&ring->fence_drv.lock, flags);
+ /* signal the guilty fence */
+ amdgpu_fence_write(ring, (u32)af->base.seqno);
+ amdgpu_fence_process(ring);
}
-void amdgpu_fence_save_wptr(struct dma_fence *fence)
+void amdgpu_fence_save_wptr(struct amdgpu_fence *af)
{
- struct amdgpu_fence *am_fence = container_of(fence, struct amdgpu_fence, base);
-
- am_fence->wptr = am_fence->ring->wptr;
+ af->wptr = af->ring->wptr;
}
static void amdgpu_ring_backup_unprocessed_command(struct amdgpu_ring *ring,
@@ -791,14 +762,19 @@ void amdgpu_ring_backup_unprocessed_commands(struct amdgpu_ring *ring,
struct dma_fence *unprocessed;
struct dma_fence __rcu **ptr;
struct amdgpu_fence *fence;
- u64 wptr, i, seqno;
+ u64 wptr;
+ u32 seq, last_seq;
- seqno = amdgpu_fence_read(ring);
+ last_seq = amdgpu_fence_read(ring) & ring->fence_drv.num_fences_mask;
+ seq = ring->fence_drv.sync_seq & ring->fence_drv.num_fences_mask;
wptr = ring->fence_drv.signalled_wptr;
ring->ring_backup_entries_to_copy = 0;
- for (i = seqno + 1; i <= ring->fence_drv.sync_seq; ++i) {
- ptr = &ring->fence_drv.fences[i & ring->fence_drv.num_fences_mask];
+ do {
+ last_seq++;
+ last_seq &= ring->fence_drv.num_fences_mask;
+
+ ptr = &ring->fence_drv.fences[last_seq];
rcu_read_lock();
unprocessed = rcu_dereference(*ptr);
@@ -814,7 +790,7 @@ void amdgpu_ring_backup_unprocessed_commands(struct amdgpu_ring *ring,
wptr = fence->wptr;
}
rcu_read_unlock();
- }
+ } while (last_seq != seq);
}
/*
@@ -831,13 +807,6 @@ static const char *amdgpu_fence_get_timeline_name(struct dma_fence *f)
return (const char *)to_amdgpu_fence(f)->ring->name;
}
-static const char *amdgpu_job_fence_get_timeline_name(struct dma_fence *f)
-{
- struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence.base);
-
- return (const char *)to_amdgpu_ring(job->base.sched)->name;
-}
-
/**
* amdgpu_fence_enable_signaling - enable signalling on fence
* @f: fence
@@ -855,23 +824,6 @@ static bool amdgpu_fence_enable_signaling(struct dma_fence *f)
}
/**
- * amdgpu_job_fence_enable_signaling - enable signalling on job fence
- * @f: fence
- *
- * This is the simliar function with amdgpu_fence_enable_signaling above, it
- * only handles the job embedded fence.
- */
-static bool amdgpu_job_fence_enable_signaling(struct dma_fence *f)
-{
- struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence.base);
-
- if (!timer_pending(&to_amdgpu_ring(job->base.sched)->fence_drv.fallback_timer))
- amdgpu_fence_schedule_fallback(to_amdgpu_ring(job->base.sched));
-
- return true;
-}
-
-/**
* amdgpu_fence_free - free up the fence memory
*
* @rcu: RCU callback head
@@ -887,21 +839,6 @@ static void amdgpu_fence_free(struct rcu_head *rcu)
}
/**
- * amdgpu_job_fence_free - free up the job with embedded fence
- *
- * @rcu: RCU callback head
- *
- * Free up the job with embedded fence after the RCU grace period.
- */
-static void amdgpu_job_fence_free(struct rcu_head *rcu)
-{
- struct dma_fence *f = container_of(rcu, struct dma_fence, rcu);
-
- /* free job if fence has a parent job */
- kfree(container_of(f, struct amdgpu_job, hw_fence.base));
-}
-
-/**
* amdgpu_fence_release - callback that fence can be freed
*
* @f: fence
@@ -914,19 +851,6 @@ static void amdgpu_fence_release(struct dma_fence *f)
call_rcu(&f->rcu, amdgpu_fence_free);
}
-/**
- * amdgpu_job_fence_release - callback that job embedded fence can be freed
- *
- * @f: fence
- *
- * This is the simliar function with amdgpu_fence_release above, it
- * only handles the job embedded fence.
- */
-static void amdgpu_job_fence_release(struct dma_fence *f)
-{
- call_rcu(&f->rcu, amdgpu_job_fence_free);
-}
-
static const struct dma_fence_ops amdgpu_fence_ops = {
.get_driver_name = amdgpu_fence_get_driver_name,
.get_timeline_name = amdgpu_fence_get_timeline_name,
@@ -934,13 +858,6 @@ static const struct dma_fence_ops amdgpu_fence_ops = {
.release = amdgpu_fence_release,
};
-static const struct dma_fence_ops amdgpu_job_fence_ops = {
- .get_driver_name = amdgpu_fence_get_driver_name,
- .get_timeline_name = amdgpu_job_fence_get_timeline_name,
- .enable_signaling = amdgpu_job_fence_enable_signaling,
- .release = amdgpu_job_fence_release,
-};
-
/*
* Fence debugfs
*/
@@ -1010,7 +927,6 @@ static int gpu_recover_get(void *data, u64 *val)
*val = atomic_read(&adev->reset_domain->reset_res);
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
index b2033f8352f5..d2237ce9da70 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
@@ -302,7 +302,6 @@ void amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
int pages)
{
unsigned t;
- unsigned p;
int i, j;
u64 page_base;
/* Starting from VEGA10, system bit must be 0 to mean invalid. */
@@ -316,8 +315,7 @@ void amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
return;
t = offset / AMDGPU_GPU_PAGE_SIZE;
- p = t / AMDGPU_GPU_PAGES_IN_CPU_PAGE;
- for (i = 0; i < pages; i++, p++) {
+ for (i = 0; i < pages; i++) {
page_base = adev->dummy_page_addr;
if (!adev->gart.ptr)
continue;
@@ -370,6 +368,42 @@ void amdgpu_gart_map(struct amdgpu_device *adev, uint64_t offset,
}
/**
+ * amdgpu_gart_map_vram_range - map VRAM pages into the GART page table
+ *
+ * @adev: amdgpu_device pointer
+ * @pa: physical address of the first page to be mapped
+ * @start_page: first page to map in the GART aperture
+ * @num_pages: number of pages to be mapped
+ * @flags: page table entry flags
+ * @dst: CPU address of the GART table
+ *
+ * Binds a BO that is allocated in VRAM to the GART page table
+ * (all ASICs).
+ *
+ * Useful when a kernel BO is located in VRAM but
+ * needs to be accessed from the GART address space.
+ */
+void amdgpu_gart_map_vram_range(struct amdgpu_device *adev, uint64_t pa,
+ uint64_t start_page, uint64_t num_pages,
+ uint64_t flags, void *dst)
+{
+ u32 i, idx;
+
+ /* The SYSTEM flag indicates the pages aren't in VRAM. */
+ WARN_ON_ONCE(flags & AMDGPU_PTE_SYSTEM);
+
+ if (!drm_dev_enter(adev_to_drm(adev), &idx))
+ return;
+
+ for (i = 0; i < num_pages; ++i) {
+ amdgpu_gmc_set_pte_pde(adev, adev->gart.ptr,
+ start_page + i, pa + AMDGPU_GPU_PAGE_SIZE * i, flags);
+ }
+
+ drm_dev_exit(idx);
+}
+
+/**
* amdgpu_gart_bind - bind pages into the gart page table
*
* @adev: amdgpu_device pointer
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
index 7cc980bf4725..d3118275ddae 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
@@ -64,5 +64,8 @@ void amdgpu_gart_map(struct amdgpu_device *adev, uint64_t offset,
void *dst);
void amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset,
int pages, dma_addr_t *dma_addr, uint64_t flags);
+void amdgpu_gart_map_vram_range(struct amdgpu_device *adev, uint64_t pa,
+ uint64_t start_page, uint64_t num_pages,
+ uint64_t flags, void *dst);
void amdgpu_gart_invalidate_tlb(struct amdgpu_device *adev);
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index d1ccbfcf21fa..3e38c5db2987 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -198,7 +198,7 @@ static void amdgpu_gem_object_free(struct drm_gem_object *gobj)
struct amdgpu_bo *aobj = gem_to_amdgpu_bo(gobj);
amdgpu_hmm_unregister(aobj);
- ttm_bo_put(&aobj->tbo);
+ ttm_bo_fini(&aobj->tbo);
}
int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
@@ -443,15 +443,7 @@ int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
int r;
/* reject invalid gem flags */
- if (flags & ~(AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED |
- AMDGPU_GEM_CREATE_NO_CPU_ACCESS |
- AMDGPU_GEM_CREATE_CPU_GTT_USWC |
- AMDGPU_GEM_CREATE_VRAM_CLEARED |
- AMDGPU_GEM_CREATE_VM_ALWAYS_VALID |
- AMDGPU_GEM_CREATE_EXPLICIT_SYNC |
- AMDGPU_GEM_CREATE_ENCRYPTED |
- AMDGPU_GEM_CREATE_GFX12_DCC |
- AMDGPU_GEM_CREATE_DISCARDABLE))
+ if (flags & ~AMDGPU_GEM_CREATE_SETTABLE_MASK)
return -EINVAL;
/* reject invalid gem domains */
@@ -466,6 +458,9 @@ int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
/* always clear VRAM */
flags |= AMDGPU_GEM_CREATE_VRAM_CLEARED;
+ if (args->in.domains & AMDGPU_GEM_DOMAIN_MMIO_REMAP)
+ return -EINVAL;
+
/* create a gem object to contain this object in */
if (args->in.domains & (AMDGPU_GEM_DOMAIN_GDS |
AMDGPU_GEM_DOMAIN_GWS | AMDGPU_GEM_DOMAIN_OA)) {
@@ -536,7 +531,7 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
struct drm_amdgpu_gem_userptr *args = data;
struct amdgpu_fpriv *fpriv = filp->driver_priv;
struct drm_gem_object *gobj;
- struct hmm_range *range;
+ struct amdgpu_hmm_range *range;
struct amdgpu_bo *bo;
uint32_t handle;
int r;
@@ -577,15 +572,20 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
goto release_object;
if (args->flags & AMDGPU_GEM_USERPTR_VALIDATE) {
- r = amdgpu_ttm_tt_get_user_pages(bo, bo->tbo.ttm->pages,
- &range);
- if (r)
+ range = amdgpu_hmm_range_alloc(NULL);
+ if (unlikely(!range))
+ return -ENOMEM;
+ r = amdgpu_ttm_tt_get_user_pages(bo, range);
+ if (r) {
+ amdgpu_hmm_range_free(range);
goto release_object;
-
+ }
r = amdgpu_bo_reserve(bo, true);
if (r)
goto user_pages_done;
+ amdgpu_ttm_tt_set_user_pages(bo->tbo.ttm, range);
+
amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_GTT);
r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
amdgpu_bo_unreserve(bo);
@@ -601,8 +601,7 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
user_pages_done:
if (args->flags & AMDGPU_GEM_USERPTR_VALIDATE)
- amdgpu_ttm_tt_get_user_pages_done(bo->tbo.ttm, range);
-
+ amdgpu_hmm_range_free(range);
release_object:
drm_gem_object_put(gobj);
@@ -791,36 +790,6 @@ error:
return fence;
}
-/**
- * amdgpu_gem_va_map_flags - map GEM UAPI flags into hardware flags
- *
- * @adev: amdgpu_device pointer
- * @flags: GEM UAPI flags
- *
- * Returns the GEM UAPI flags mapped into hardware for the ASIC.
- */
-uint64_t amdgpu_gem_va_map_flags(struct amdgpu_device *adev, uint32_t flags)
-{
- uint64_t pte_flag = 0;
-
- if (flags & AMDGPU_VM_PAGE_EXECUTABLE)
- pte_flag |= AMDGPU_PTE_EXECUTABLE;
- if (flags & AMDGPU_VM_PAGE_READABLE)
- pte_flag |= AMDGPU_PTE_READABLE;
- if (flags & AMDGPU_VM_PAGE_WRITEABLE)
- pte_flag |= AMDGPU_PTE_WRITEABLE;
- if (flags & AMDGPU_VM_PAGE_PRT)
- pte_flag |= AMDGPU_PTE_PRT_FLAG(adev);
- if (flags & AMDGPU_VM_PAGE_NOALLOC)
- pte_flag |= AMDGPU_PTE_NOALLOC;
-
- if (adev->gmc.gmc_funcs->map_mtype)
- pte_flag |= amdgpu_gmc_map_mtype(adev,
- flags & AMDGPU_VM_MTYPE_MASK);
-
- return pte_flag;
-}
-
int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp)
{
@@ -841,7 +810,6 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
struct dma_fence_chain *timeline_chain = NULL;
struct dma_fence *fence;
struct drm_exec exec;
- uint64_t va_flags;
uint64_t vm_size;
int r = 0;
@@ -945,10 +913,9 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
switch (args->operation) {
case AMDGPU_VA_OP_MAP:
- va_flags = amdgpu_gem_va_map_flags(adev, args->flags);
r = amdgpu_vm_bo_map(adev, bo_va, args->va_address,
args->offset_in_bo, args->map_size,
- va_flags);
+ args->flags);
break;
case AMDGPU_VA_OP_UNMAP:
r = amdgpu_vm_bo_unmap(adev, bo_va, args->va_address);
@@ -960,10 +927,9 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
args->map_size);
break;
case AMDGPU_VA_OP_REPLACE:
- va_flags = amdgpu_gem_va_map_flags(adev, args->flags);
r = amdgpu_vm_bo_replace_map(adev, bo_va, args->va_address,
args->offset_in_bo, args->map_size,
- va_flags);
+ args->flags);
break;
default:
break;
@@ -997,17 +963,34 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
struct drm_gem_object *gobj;
struct amdgpu_vm_bo_base *base;
struct amdgpu_bo *robj;
+ struct drm_exec exec;
+ struct amdgpu_fpriv *fpriv = filp->driver_priv;
int r;
+ if (args->padding)
+ return -EINVAL;
+
gobj = drm_gem_object_lookup(filp, args->handle);
if (!gobj)
return -ENOENT;
robj = gem_to_amdgpu_bo(gobj);
- r = amdgpu_bo_reserve(robj, false);
- if (unlikely(r))
- goto out;
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT |
+ DRM_EXEC_IGNORE_DUPLICATES, 0);
+ drm_exec_until_all_locked(&exec) {
+ r = drm_exec_lock_obj(&exec, gobj);
+ drm_exec_retry_on_contention(&exec);
+ if (r)
+ goto out_exec;
+
+ if (args->op == AMDGPU_GEM_OP_GET_MAPPING_INFO) {
+ r = amdgpu_vm_lock_pd(&fpriv->vm, &exec, 0);
+ drm_exec_retry_on_contention(&exec);
+ if (r)
+ goto out_exec;
+ }
+ }
switch (args->op) {
case AMDGPU_GEM_OP_GET_GEM_CREATE_INFO: {
@@ -1018,7 +1001,7 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
info.alignment = robj->tbo.page_alignment << PAGE_SHIFT;
info.domains = robj->preferred_domains;
info.domain_flags = robj->flags;
- amdgpu_bo_unreserve(robj);
+ drm_exec_fini(&exec);
if (copy_to_user(out, &info, sizeof(info)))
r = -EFAULT;
break;
@@ -1027,20 +1010,17 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
if (drm_gem_is_imported(&robj->tbo.base) &&
args->value & AMDGPU_GEM_DOMAIN_VRAM) {
r = -EINVAL;
- amdgpu_bo_unreserve(robj);
- break;
+ goto out_exec;
}
if (amdgpu_ttm_tt_get_usermm(robj->tbo.ttm)) {
r = -EPERM;
- amdgpu_bo_unreserve(robj);
- break;
+ goto out_exec;
}
for (base = robj->vm_bo; base; base = base->next)
if (amdgpu_xgmi_same_hive(amdgpu_ttm_adev(robj->tbo.bdev),
amdgpu_ttm_adev(base->vm->root.bo->tbo.bdev))) {
r = -EINVAL;
- amdgpu_bo_unreserve(robj);
- goto out;
+ goto out_exec;
}
@@ -1053,17 +1033,146 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
if (robj->flags & AMDGPU_GEM_CREATE_VM_ALWAYS_VALID)
amdgpu_vm_bo_invalidate(robj, true);
+ drm_exec_fini(&exec);
+ break;
+ case AMDGPU_GEM_OP_GET_MAPPING_INFO: {
+ struct amdgpu_bo_va *bo_va = amdgpu_vm_bo_find(&fpriv->vm, robj);
+ struct drm_amdgpu_gem_vm_entry *vm_entries;
+ struct amdgpu_bo_va_mapping *mapping;
+ int num_mappings = 0;
+ /*
+ * num_entries is set as an input to the size of the user-allocated array of
+ * drm_amdgpu_gem_vm_entry stored at args->value.
+ * num_entries is sent back as output as the number of mappings the bo has.
+ * If that number is larger than the size of the array, the ioctl must
+ * be retried.
+ */
+ vm_entries = kvcalloc(args->num_entries, sizeof(*vm_entries), GFP_KERNEL);
+ if (!vm_entries)
+ return -ENOMEM;
+
+ amdgpu_vm_bo_va_for_each_valid_mapping(bo_va, mapping) {
+ if (num_mappings < args->num_entries) {
+ vm_entries[num_mappings].addr = mapping->start * AMDGPU_GPU_PAGE_SIZE;
+ vm_entries[num_mappings].size = (mapping->last - mapping->start + 1) * AMDGPU_GPU_PAGE_SIZE;
+ vm_entries[num_mappings].offset = mapping->offset;
+ vm_entries[num_mappings].flags = mapping->flags;
+ }
+ num_mappings += 1;
+ }
+
+ amdgpu_vm_bo_va_for_each_invalid_mapping(bo_va, mapping) {
+ if (num_mappings < args->num_entries) {
+ vm_entries[num_mappings].addr = mapping->start * AMDGPU_GPU_PAGE_SIZE;
+ vm_entries[num_mappings].size = (mapping->last - mapping->start + 1) * AMDGPU_GPU_PAGE_SIZE;
+ vm_entries[num_mappings].offset = mapping->offset;
+ vm_entries[num_mappings].flags = mapping->flags;
+ }
+ num_mappings += 1;
+ }
- amdgpu_bo_unreserve(robj);
+ drm_exec_fini(&exec);
+
+ if (num_mappings > 0 && num_mappings <= args->num_entries)
+ if (copy_to_user(u64_to_user_ptr(args->value), vm_entries, num_mappings * sizeof(*vm_entries)))
+ r = -EFAULT;
+
+ args->num_entries = num_mappings;
+
+ kvfree(vm_entries);
break;
+ }
default:
- amdgpu_bo_unreserve(robj);
+ drm_exec_fini(&exec);
r = -EINVAL;
}
-out:
drm_gem_object_put(gobj);
return r;
+out_exec:
+ drm_exec_fini(&exec);
+ drm_gem_object_put(gobj);
+ return r;
+}
+
+/**
+ * amdgpu_gem_list_handles_ioctl - get information about a process' buffer objects
+ *
+ * @dev: drm device pointer
+ * @data: drm_amdgpu_gem_list_handles
+ * @filp: drm file pointer
+ *
+ * num_entries is set as an input to the size of the entries array.
+ * num_entries is sent back as output as the number of bos in the process.
+ * If that number is larger than the size of the array, the ioctl must
+ * be retried.
+ *
+ * Returns:
+ * 0 for success, -errno for errors.
+ */
+int amdgpu_gem_list_handles_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *filp)
+{
+ struct drm_amdgpu_gem_list_handles *args = data;
+ struct drm_amdgpu_gem_list_handles_entry *bo_entries;
+ struct drm_gem_object *gobj;
+ int id, ret = 0;
+ int bo_index = 0;
+ int num_bos = 0;
+
+ spin_lock(&filp->table_lock);
+ idr_for_each_entry(&filp->object_idr, gobj, id)
+ num_bos += 1;
+ spin_unlock(&filp->table_lock);
+
+ if (args->num_entries < num_bos) {
+ args->num_entries = num_bos;
+ return 0;
+ }
+
+ if (num_bos == 0) {
+ args->num_entries = 0;
+ return 0;
+ }
+
+ bo_entries = kvcalloc(num_bos, sizeof(*bo_entries), GFP_KERNEL);
+ if (!bo_entries)
+ return -ENOMEM;
+
+ spin_lock(&filp->table_lock);
+ idr_for_each_entry(&filp->object_idr, gobj, id) {
+ struct amdgpu_bo *bo = gem_to_amdgpu_bo(gobj);
+ struct drm_amdgpu_gem_list_handles_entry *bo_entry;
+
+ if (bo_index >= num_bos) {
+ ret = -EAGAIN;
+ break;
+ }
+
+ bo_entry = &bo_entries[bo_index];
+
+ bo_entry->size = amdgpu_bo_size(bo);
+ bo_entry->alloc_flags = bo->flags & AMDGPU_GEM_CREATE_SETTABLE_MASK;
+ bo_entry->preferred_domains = bo->preferred_domains;
+ bo_entry->gem_handle = id;
+ bo_entry->alignment = bo->tbo.page_alignment;
+
+ if (bo->tbo.base.import_attach)
+ bo_entry->flags |= AMDGPU_GEM_LIST_HANDLES_FLAG_IS_IMPORT;
+
+ bo_index += 1;
+ }
+ spin_unlock(&filp->table_lock);
+
+ args->num_entries = bo_index;
+
+ if (!ret)
+ if (copy_to_user(u64_to_user_ptr(args->entries), bo_entries, num_bos * sizeof(*bo_entries)))
+ ret = -EFAULT;
+
+ kvfree(bo_entries);
+
+ return ret;
}
static int amdgpu_gem_align_pitch(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.h
index 3a8f57900a3a..b558336bc4c6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.h
@@ -63,13 +63,28 @@ int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp);
int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp);
-uint64_t amdgpu_gem_va_map_flags(struct amdgpu_device *adev, uint32_t flags);
int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp);
int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp);
+int amdgpu_gem_list_handles_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *filp);
int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp);
+#define AMDGPU_GEM_CREATE_SETTABLE_MASK (AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | \
+ AMDGPU_GEM_CREATE_NO_CPU_ACCESS | \
+ AMDGPU_GEM_CREATE_CPU_GTT_USWC | \
+ AMDGPU_GEM_CREATE_VRAM_CLEARED | \
+ AMDGPU_GEM_CREATE_VM_ALWAYS_VALID | \
+ AMDGPU_GEM_CREATE_EXPLICIT_SYNC | \
+ AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE | \
+ AMDGPU_GEM_CREATE_ENCRYPTED | \
+ AMDGPU_GEM_CREATE_GFX12_DCC | \
+ AMDGPU_GEM_CREATE_DISCARDABLE | \
+ AMDGPU_GEM_CREATE_COHERENT | \
+ AMDGPU_GEM_CREATE_UNCACHED | \
+ AMDGPU_GEM_CREATE_EXT_COHERENT)
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index c80c8f543532..8b118c53f351 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -33,6 +33,7 @@
#include "amdgpu_reset.h"
#include "amdgpu_xcp.h"
#include "amdgpu_xgmi.h"
+#include "amdgpu_mes.h"
#include "nvd.h"
/* delay 0.1 second to enable gfx off feature */
@@ -1102,6 +1103,9 @@ uint32_t amdgpu_kiq_rreg(struct amdgpu_device *adev, uint32_t reg, uint32_t xcc_
might_sleep();
while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
+ if (amdgpu_in_reset(adev))
+ goto failed_kiq_read;
+
msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
}
@@ -1171,6 +1175,8 @@ void amdgpu_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v, uint3
might_sleep();
while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
+ if (amdgpu_in_reset(adev))
+ goto failed_kiq_write;
msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
@@ -1189,6 +1195,75 @@ failed_kiq_write:
dev_err(adev->dev, "failed to write reg:%x\n", reg);
}
+int amdgpu_kiq_hdp_flush(struct amdgpu_device *adev)
+{
+ signed long r, cnt = 0;
+ unsigned long flags;
+ uint32_t seq;
+ struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
+ struct amdgpu_ring *ring = &kiq->ring;
+
+ if (amdgpu_device_skip_hw_access(adev))
+ return 0;
+
+ if (adev->enable_mes_kiq && adev->mes.ring[0].sched.ready)
+ return amdgpu_mes_hdp_flush(adev);
+
+ if (!ring->funcs->emit_hdp_flush) {
+ return -EOPNOTSUPP;
+ }
+
+ spin_lock_irqsave(&kiq->ring_lock, flags);
+ r = amdgpu_ring_alloc(ring, 32);
+ if (r)
+ goto failed_unlock;
+
+ amdgpu_ring_emit_hdp_flush(ring);
+ r = amdgpu_fence_emit_polling(ring, &seq, MAX_KIQ_REG_WAIT);
+ if (r)
+ goto failed_undo;
+
+ amdgpu_ring_commit(ring);
+ spin_unlock_irqrestore(&kiq->ring_lock, flags);
+
+ r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
+
+ /* don't wait anymore for gpu reset case because this way may
+ * block gpu_recover() routine forever, e.g. this virt_kiq_rreg
+ * is triggered in TTM and ttm_bo_lock_delayed_workqueue() will
+ * never return if we keep waiting in virt_kiq_rreg, which cause
+ * gpu_recover() hang there.
+ *
+ * also don't wait anymore for IRQ context
+ * */
+ if (r < 1 && (amdgpu_in_reset(adev) || in_interrupt()))
+ goto failed_kiq_hdp_flush;
+
+ might_sleep();
+ while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
+ if (amdgpu_in_reset(adev))
+ goto failed_kiq_hdp_flush;
+
+ msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
+ r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
+ }
+
+ if (cnt > MAX_KIQ_REG_TRY) {
+ dev_err(adev->dev, "failed to flush HDP via KIQ timeout\n");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+
+failed_undo:
+ amdgpu_ring_undo(ring);
+failed_unlock:
+ spin_unlock_irqrestore(&kiq->ring_lock, flags);
+failed_kiq_hdp_flush:
+ dev_err(adev->dev, "failed to flush HDP via KIQ\n");
+ return r < 0 ? r : -EIO;
+}
+
int amdgpu_gfx_get_num_kcq(struct amdgpu_device *adev)
{
if (amdgpu_num_kcq == -1) {
@@ -1474,7 +1549,8 @@ static int amdgpu_gfx_run_cleaner_shader_job(struct amdgpu_ring *ring)
owner = (void *)(unsigned long)atomic_inc_return(&counter);
r = amdgpu_job_alloc_with_ib(ring->adev, &entity, owner,
- 64, 0, &job);
+ 64, 0, &job,
+ AMDGPU_KERNEL_JOB_ID_CLEANER_SHADER);
if (r)
goto err;
@@ -1594,7 +1670,6 @@ static ssize_t amdgpu_gfx_set_run_cleaner_shader(struct device *dev,
ret = amdgpu_gfx_run_cleaner_shader(adev, value);
- pm_runtime_mark_last_busy(ddev->dev);
pm_runtime_put_autosuspend(ddev->dev);
if (ret)
@@ -2279,7 +2354,7 @@ void amdgpu_gfx_profile_ring_end_use(struct amdgpu_ring *ring)
* Return:
* return the latest index.
*/
-u32 amdgpu_gfx_csb_preamble_start(volatile u32 *buffer)
+u32 amdgpu_gfx_csb_preamble_start(u32 *buffer)
{
u32 count = 0;
@@ -2303,7 +2378,7 @@ u32 amdgpu_gfx_csb_preamble_start(volatile u32 *buffer)
* Return:
* return the latest index.
*/
-u32 amdgpu_gfx_csb_data_parser(struct amdgpu_device *adev, volatile u32 *buffer, u32 count)
+u32 amdgpu_gfx_csb_data_parser(struct amdgpu_device *adev, u32 *buffer, u32 count)
{
const struct cs_section_def *sect = NULL;
const struct cs_extent_def *ext = NULL;
@@ -2330,7 +2405,7 @@ u32 amdgpu_gfx_csb_data_parser(struct amdgpu_device *adev, volatile u32 *buffer,
* @buffer: This is an output variable that gets the PACKET3 preamble end.
* @count: Index to start set the preemble end.
*/
-void amdgpu_gfx_csb_preamble_end(volatile u32 *buffer, u32 count)
+void amdgpu_gfx_csb_preamble_end(u32 *buffer, u32 count)
{
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
@@ -2479,3 +2554,4 @@ void amdgpu_debugfs_compute_sched_mask_init(struct amdgpu_device *adev)
&amdgpu_debugfs_compute_sched_mask_fops);
#endif
}
+
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
index 08f268dab8f5..efd61a1ccc66 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
@@ -615,6 +615,7 @@ int amdgpu_gfx_cp_ecc_error_irq(struct amdgpu_device *adev,
struct amdgpu_iv_entry *entry);
uint32_t amdgpu_kiq_rreg(struct amdgpu_device *adev, uint32_t reg, uint32_t xcc_id);
void amdgpu_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v, uint32_t xcc_id);
+int amdgpu_kiq_hdp_flush(struct amdgpu_device *adev);
int amdgpu_gfx_get_num_kcq(struct amdgpu_device *adev);
void amdgpu_gfx_cp_init_microcode(struct amdgpu_device *adev, uint32_t ucode_id);
@@ -642,9 +643,9 @@ void amdgpu_gfx_enforce_isolation_ring_end_use(struct amdgpu_ring *ring);
void amdgpu_gfx_profile_idle_work_handler(struct work_struct *work);
void amdgpu_gfx_profile_ring_begin_use(struct amdgpu_ring *ring);
void amdgpu_gfx_profile_ring_end_use(struct amdgpu_ring *ring);
-u32 amdgpu_gfx_csb_preamble_start(volatile u32 *buffer);
-u32 amdgpu_gfx_csb_data_parser(struct amdgpu_device *adev, volatile u32 *buffer, u32 count);
-void amdgpu_gfx_csb_preamble_end(volatile u32 *buffer, u32 count);
+u32 amdgpu_gfx_csb_preamble_start(u32 *buffer);
+u32 amdgpu_gfx_csb_data_parser(struct amdgpu_device *adev, u32 *buffer, u32 count);
+void amdgpu_gfx_csb_preamble_end(u32 *buffer, u32 count);
void amdgpu_debugfs_gfx_sched_mask_init(struct amdgpu_device *adev);
void amdgpu_debugfs_compute_sched_mask_init(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index 97b562a79ea8..869bceb0fe2c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -597,6 +597,9 @@ int amdgpu_gmc_allocate_vm_inv_eng(struct amdgpu_device *adev)
/* reserve engine 5 for firmware */
if (adev->enable_mes)
vm_inv_engs[i] &= ~(1 << 5);
+ /* reserve engine 6 for uni mes */
+ if (adev->enable_uni_mes)
+ vm_inv_engs[i] &= ~(1 << 6);
/* reserve mmhub engine 3 for firmware */
if (adev->enable_umsch_mm)
vm_inv_engs[i] &= ~(1 << 3);
@@ -690,7 +693,7 @@ void amdgpu_gmc_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
r = amdgpu_job_alloc_with_ib(ring->adev, &adev->mman.high_pr,
AMDGPU_FENCE_OWNER_UNDEFINED,
16 * 4, AMDGPU_IB_POOL_IMMEDIATE,
- &job);
+ &job, AMDGPU_KERNEL_JOB_ID_FLUSH_GPU_TLB);
if (r)
goto error_alloc;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
index 397c6ccdb903..727342689d4b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
@@ -86,6 +86,11 @@ enum amdgpu_memory_partition {
#define AMDGPU_MAX_MEM_RANGES 8
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_RETRY 0x80
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_READ 0x40
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_WRITE 0x20
+#define AMDGPU_GMC9_FAULT_SOURCE_DATA_EXE 0x10
+
/*
* GMC page fault information
*/
@@ -154,15 +159,15 @@ struct amdgpu_gmc_funcs {
unsigned pasid);
/* enable/disable PRT support */
void (*set_prt)(struct amdgpu_device *adev, bool enable);
- /* map mtype to hardware flags */
- uint64_t (*map_mtype)(struct amdgpu_device *adev, uint32_t flags);
/* get the pde for a given mc addr */
void (*get_vm_pde)(struct amdgpu_device *adev, int level,
u64 *dst, u64 *flags);
- /* get the pte flags to use for a BO VA mapping */
+ /* get the pte flags to use for PTEs */
void (*get_vm_pte)(struct amdgpu_device *adev,
- struct amdgpu_bo_va_mapping *mapping,
- uint64_t *flags);
+ struct amdgpu_vm *vm,
+ struct amdgpu_bo *bo,
+ uint32_t vm_flags,
+ uint64_t *pte_flags);
/* override per-page pte flags */
void (*override_vm_pte_flags)(struct amdgpu_device *dev,
struct amdgpu_vm *vm,
@@ -356,9 +361,10 @@ struct amdgpu_gmc {
#define amdgpu_gmc_emit_flush_gpu_tlb(r, vmid, addr) (r)->adev->gmc.gmc_funcs->emit_flush_gpu_tlb((r), (vmid), (addr))
#define amdgpu_gmc_emit_pasid_mapping(r, vmid, pasid) (r)->adev->gmc.gmc_funcs->emit_pasid_mapping((r), (vmid), (pasid))
-#define amdgpu_gmc_map_mtype(adev, flags) (adev)->gmc.gmc_funcs->map_mtype((adev),(flags))
#define amdgpu_gmc_get_vm_pde(adev, level, dst, flags) (adev)->gmc.gmc_funcs->get_vm_pde((adev), (level), (dst), (flags))
-#define amdgpu_gmc_get_vm_pte(adev, mapping, flags) (adev)->gmc.gmc_funcs->get_vm_pte((adev), (mapping), (flags))
+#define amdgpu_gmc_get_vm_pte(adev, vm, bo, vm_flags, pte_flags) \
+ ((adev)->gmc.gmc_funcs->get_vm_pte((adev), (vm), (bo), (vm_flags), \
+ (pte_flags)))
#define amdgpu_gmc_override_vm_pte_flags(adev, vm, addr, pte_flags) \
(adev)->gmc.gmc_funcs->override_vm_pte_flags \
((adev), (vm), (addr), (pte_flags))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index 0760e70402ec..895c1e4c6747 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -284,6 +284,7 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
ttm_resource_manager_init(man, &adev->mman.bdev, gtt_size);
start = AMDGPU_GTT_MAX_TRANSFER_SIZE * AMDGPU_GTT_NUM_TRANSFER_WINDOWS;
+ start += amdgpu_vce_required_gart_pages(adev);
size = (adev->gmc.gart_size >> PAGE_SHIFT) - start;
drm_mm_init(&mgr->mm, start, size);
spin_lock_init(&mgr->lock);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
index 6e02fb9ac2f6..5a60d69a3e1f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
@@ -66,3 +66,19 @@ void amdgpu_hdp_generic_flush(struct amdgpu_device *adev,
0);
}
}
+
+void amdgpu_hdp_invalidate(struct amdgpu_device *adev, struct amdgpu_ring *ring)
+{
+ if (adev->asic_funcs && adev->asic_funcs->invalidate_hdp)
+ adev->asic_funcs->invalidate_hdp(adev, ring);
+ else if (adev->hdp.funcs && adev->hdp.funcs->invalidate_hdp)
+ adev->hdp.funcs->invalidate_hdp(adev, ring);
+}
+
+void amdgpu_hdp_flush(struct amdgpu_device *adev, struct amdgpu_ring *ring)
+{
+ if (adev->asic_funcs && adev->asic_funcs->flush_hdp)
+ adev->asic_funcs->flush_hdp(adev, ring);
+ else if (adev->hdp.funcs && adev->hdp.funcs->flush_hdp)
+ adev->hdp.funcs->flush_hdp(adev, ring);
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h
index 4cfd932b7e91..d9f488fa76b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h
@@ -46,4 +46,8 @@ struct amdgpu_hdp {
int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev);
void amdgpu_hdp_generic_flush(struct amdgpu_device *adev,
struct amdgpu_ring *ring);
+void amdgpu_hdp_invalidate(struct amdgpu_device *adev,
+ struct amdgpu_ring *ring);
+void amdgpu_hdp_flush(struct amdgpu_device *adev,
+ struct amdgpu_ring *ring);
#endif /* __AMDGPU_HDP_H__ */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c
index e36fede7f74c..90d26d820bac 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c
@@ -167,19 +167,14 @@ void amdgpu_hmm_unregister(struct amdgpu_bo *bo)
int amdgpu_hmm_range_get_pages(struct mmu_interval_notifier *notifier,
uint64_t start, uint64_t npages, bool readonly,
- void *owner, struct page **pages,
- struct hmm_range **phmm_range)
+ void *owner,
+ struct amdgpu_hmm_range *range)
{
- struct hmm_range *hmm_range;
unsigned long end;
unsigned long timeout;
- unsigned long i;
unsigned long *pfns;
int r = 0;
-
- hmm_range = kzalloc(sizeof(*hmm_range), GFP_KERNEL);
- if (unlikely(!hmm_range))
- return -ENOMEM;
+ struct hmm_range *hmm_range = &range->hmm_range;
pfns = kvmalloc_array(npages, sizeof(*pfns), GFP_KERNEL);
if (unlikely(!pfns)) {
@@ -222,36 +217,77 @@ retry:
hmm_range->start = start;
hmm_range->hmm_pfns = pfns;
- /*
- * Due to default_flags, all pages are HMM_PFN_VALID or
- * hmm_range_fault() fails. FIXME: The pages cannot be touched outside
- * the notifier_lock, and mmu_interval_read_retry() must be done first.
- */
- for (i = 0; pages && i < npages; i++)
- pages[i] = hmm_pfn_to_page(pfns[i]);
-
- *phmm_range = hmm_range;
-
return 0;
out_free_pfns:
kvfree(pfns);
+ hmm_range->hmm_pfns = NULL;
out_free_range:
- kfree(hmm_range);
-
if (r == -EBUSY)
r = -EAGAIN;
return r;
}
-bool amdgpu_hmm_range_get_pages_done(struct hmm_range *hmm_range)
+/**
+ * amdgpu_hmm_range_valid - check if an HMM range is still valid
+ * @range: pointer to the &struct amdgpu_hmm_range to validate
+ *
+ * Determines whether the given HMM range @range is still valid by
+ * checking for invalidations via the MMU notifier sequence. This is
+ * typically used to verify that the range has not been invalidated
+ * by concurrent address space updates before it is accessed.
+ *
+ * Return:
+ * * true if @range is valid and can be used safely
+ * * false if @range is NULL or has been invalidated
+ */
+bool amdgpu_hmm_range_valid(struct amdgpu_hmm_range *range)
{
- bool r;
+ if (!range)
+ return false;
- r = mmu_interval_read_retry(hmm_range->notifier,
- hmm_range->notifier_seq);
- kvfree(hmm_range->hmm_pfns);
- kfree(hmm_range);
+ return !mmu_interval_read_retry(range->hmm_range.notifier,
+ range->hmm_range.notifier_seq);
+}
- return r;
+/**
+ * amdgpu_hmm_range_alloc - allocate and initialize an AMDGPU HMM range
+ * @bo: optional buffer object to associate with this HMM range
+ *
+ * Allocates memory for amdgpu_hmm_range and associates it with the @bo passed.
+ * The reference count of the @bo is incremented.
+ *
+ * Return:
+ * Pointer to a newly allocated struct amdgpu_hmm_range on success,
+ * or NULL if memory allocation fails.
+ */
+struct amdgpu_hmm_range *amdgpu_hmm_range_alloc(struct amdgpu_bo *bo)
+{
+ struct amdgpu_hmm_range *range;
+
+ range = kzalloc(sizeof(*range), GFP_KERNEL);
+ if (!range)
+ return NULL;
+
+ range->bo = amdgpu_bo_ref(bo);
+ return range;
+}
+
+/**
+ * amdgpu_hmm_range_free - release an AMDGPU HMM range
+ * @range: pointer to the range object to free
+ *
+ * Releases all resources held by @range, including the associated
+ * hmm_pfns and the dropping reference of associated bo if any.
+ *
+ * Return: void
+ */
+void amdgpu_hmm_range_free(struct amdgpu_hmm_range *range)
+{
+ if (!range)
+ return;
+
+ kvfree(range->hmm_range.hmm_pfns);
+ amdgpu_bo_unref(&range->bo);
+ kfree(range);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.h
index e2edcd010ccc..140bc9cd57b4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.h
@@ -31,13 +31,20 @@
#include <linux/interval_tree.h>
#include <linux/mmu_notifier.h>
+struct amdgpu_hmm_range {
+ struct hmm_range hmm_range;
+ struct amdgpu_bo *bo;
+};
+
int amdgpu_hmm_range_get_pages(struct mmu_interval_notifier *notifier,
uint64_t start, uint64_t npages, bool readonly,
- void *owner, struct page **pages,
- struct hmm_range **phmm_range);
-bool amdgpu_hmm_range_get_pages_done(struct hmm_range *hmm_range);
+ void *owner,
+ struct amdgpu_hmm_range *range);
#if defined(CONFIG_HMM_MIRROR)
+bool amdgpu_hmm_range_valid(struct amdgpu_hmm_range *range);
+struct amdgpu_hmm_range *amdgpu_hmm_range_alloc(struct amdgpu_bo *bo);
+void amdgpu_hmm_range_free(struct amdgpu_hmm_range *range);
int amdgpu_hmm_register(struct amdgpu_bo *bo, unsigned long addr);
void amdgpu_hmm_unregister(struct amdgpu_bo *bo);
#else
@@ -47,7 +54,20 @@ static inline int amdgpu_hmm_register(struct amdgpu_bo *bo, unsigned long addr)
"add CONFIG_ZONE_DEVICE=y in config file to fix this\n");
return -ENODEV;
}
+
static inline void amdgpu_hmm_unregister(struct amdgpu_bo *bo) {}
+
+static inline bool amdgpu_hmm_range_valid(struct amdgpu_hmm_range *range)
+{
+ return false;
+}
+
+static inline struct amdgpu_hmm_range *amdgpu_hmm_range_alloc(struct amdgpu_bo *bo)
+{
+ return NULL;
+}
+
+static inline void amdgpu_hmm_range_free(struct amdgpu_hmm_range *range) {}
#endif
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_i2c.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_i2c.c
index 57101d24422f..9cb72f0c5277 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_i2c.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_i2c.c
@@ -184,7 +184,7 @@ struct amdgpu_i2c_chan *amdgpu_i2c_create(struct drm_device *dev,
snprintf(i2c->adapter.name, sizeof(i2c->adapter.name),
"AMDGPU i2c hw bus %s", name);
i2c->adapter.algo = &amdgpu_atombios_i2c_algo;
- ret = i2c_add_adapter(&i2c->adapter);
+ ret = devm_i2c_add_adapter(dev->dev, &i2c->adapter);
if (ret)
goto out_free;
} else {
@@ -215,15 +215,6 @@ out_free:
}
-void amdgpu_i2c_destroy(struct amdgpu_i2c_chan *i2c)
-{
- if (!i2c)
- return;
- WARN_ON(i2c->has_aux);
- i2c_del_adapter(&i2c->adapter);
- kfree(i2c);
-}
-
void amdgpu_i2c_init(struct amdgpu_device *adev)
{
if (!adev->is_atom_fw) {
@@ -248,12 +239,9 @@ void amdgpu_i2c_fini(struct amdgpu_device *adev)
{
int i;
- for (i = 0; i < AMDGPU_MAX_I2C_BUS; i++) {
- if (adev->i2c_bus[i]) {
- amdgpu_i2c_destroy(adev->i2c_bus[i]);
+ for (i = 0; i < AMDGPU_MAX_I2C_BUS; i++)
+ if (adev->i2c_bus[i])
adev->i2c_bus[i] = NULL;
- }
- }
}
/* looks up bus based on id */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index 7d9bcb72e8dd..586a58facca1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -149,17 +149,19 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs,
if (job) {
vm = job->vm;
fence_ctx = job->base.s_fence ?
- job->base.s_fence->scheduled.context : 0;
+ job->base.s_fence->finished.context : 0;
shadow_va = job->shadow_va;
csa_va = job->csa_va;
gds_va = job->gds_va;
init_shadow = job->init_shadow;
- af = &job->hw_fence;
+ af = job->hw_fence;
/* Save the context of the job for reset handling.
* The driver needs this so it can skip the ring
* contents for guilty contexts.
*/
- af->context = job->base.s_fence ? job->base.s_fence->finished.context : 0;
+ af->context = fence_ctx;
+ /* the vm fence is also part of the job's context */
+ job->hw_vm_fence->context = fence_ctx;
} else {
vm = NULL;
fence_ctx = 0;
@@ -167,23 +169,28 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs,
csa_va = 0;
gds_va = 0;
init_shadow = false;
- af = NULL;
+ af = kzalloc(sizeof(*af), GFP_ATOMIC);
+ if (!af)
+ return -ENOMEM;
}
if (!ring->sched.ready) {
dev_err(adev->dev, "couldn't schedule ib on ring <%s>\n", ring->name);
- return -EINVAL;
+ r = -EINVAL;
+ goto free_fence;
}
if (vm && !job->vmid) {
dev_err(adev->dev, "VM IB without ID\n");
- return -EINVAL;
+ r = -EINVAL;
+ goto free_fence;
}
if ((ib->flags & AMDGPU_IB_FLAGS_SECURE) &&
(!ring->funcs->secure_submission_supported)) {
dev_err(adev->dev, "secure submissions not supported on ring <%s>\n", ring->name);
- return -EINVAL;
+ r = -EINVAL;
+ goto free_fence;
}
alloc_size = ring->funcs->emit_frame_size + num_ibs *
@@ -192,7 +199,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs,
r = amdgpu_ring_alloc(ring, alloc_size);
if (r) {
dev_err(adev->dev, "scheduling IB failed (%d).\n", r);
- return r;
+ goto free_fence;
}
need_ctx_switch = ring->current_ctx != fence_ctx;
@@ -289,7 +296,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs,
amdgpu_ring_init_cond_exec(ring, ring->cond_exe_gpu_addr);
}
- r = amdgpu_fence_emit(ring, f, af, fence_flags);
+ r = amdgpu_fence_emit(ring, af, fence_flags);
if (r) {
dev_err(adev->dev, "failed to emit fence (%d)\n", r);
if (job && job->vmid)
@@ -297,6 +304,10 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs,
amdgpu_ring_undo(ring);
return r;
}
+ *f = &af->base;
+ /* get a ref for the job */
+ if (job)
+ dma_fence_get(*f);
if (ring->funcs->insert_end)
ring->funcs->insert_end(ring);
@@ -317,12 +328,17 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs,
* fence so we know what rings contents to backup
* after we reset the queue.
*/
- amdgpu_fence_save_wptr(*f);
+ amdgpu_fence_save_wptr(af);
amdgpu_ring_ib_end(ring);
amdgpu_ring_commit(ring);
return 0;
+
+free_fence:
+ if (!job)
+ kfree(af);
+ return r;
}
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
index 5dd78a9cb12d..9cab36322c16 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
@@ -201,58 +201,34 @@ static int amdgpu_vmid_grab_idle(struct amdgpu_ring *ring,
struct amdgpu_device *adev = ring->adev;
unsigned vmhub = ring->vm_hub;
struct amdgpu_vmid_mgr *id_mgr = &adev->vm_manager.id_mgr[vmhub];
- struct dma_fence **fences;
- unsigned i;
+ /* If anybody is waiting for a VMID let everybody wait for fairness */
if (!dma_fence_is_signaled(ring->vmid_wait)) {
*fence = dma_fence_get(ring->vmid_wait);
return 0;
}
- fences = kmalloc_array(id_mgr->num_ids, sizeof(void *), GFP_NOWAIT);
- if (!fences)
- return -ENOMEM;
-
/* Check if we have an idle VMID */
- i = 0;
- list_for_each_entry((*idle), &id_mgr->ids_lru, list) {
+ list_for_each_entry_reverse((*idle), &id_mgr->ids_lru, list) {
/* Don't use per engine and per process VMID at the same time */
struct amdgpu_ring *r = adev->vm_manager.concurrent_flush ?
NULL : ring;
- fences[i] = amdgpu_sync_peek_fence(&(*idle)->active, r);
- if (!fences[i])
- break;
- ++i;
+ *fence = amdgpu_sync_peek_fence(&(*idle)->active, r);
+ if (!(*fence))
+ return 0;
}
- /* If we can't find a idle VMID to use, wait till one becomes available */
- if (&(*idle)->list == &id_mgr->ids_lru) {
- u64 fence_context = adev->vm_manager.fence_context + ring->idx;
- unsigned seqno = ++adev->vm_manager.seqno[ring->idx];
- struct dma_fence_array *array;
- unsigned j;
-
- *idle = NULL;
- for (j = 0; j < i; ++j)
- dma_fence_get(fences[j]);
-
- array = dma_fence_array_create(i, fences, fence_context,
- seqno, true);
- if (!array) {
- for (j = 0; j < i; ++j)
- dma_fence_put(fences[j]);
- kfree(fences);
- return -ENOMEM;
- }
-
- *fence = dma_fence_get(&array->base);
- dma_fence_put(ring->vmid_wait);
- ring->vmid_wait = &array->base;
- return 0;
- }
- kfree(fences);
+ /*
+ * If we can't find a idle VMID to use, wait on a fence from the least
+ * recently used in the hope that it will be available soon.
+ */
+ *idle = NULL;
+ dma_fence_put(ring->vmid_wait);
+ ring->vmid_wait = dma_fence_get(*fence);
+ /* This is the reference we return */
+ dma_fence_get(*fence);
return 0;
}
@@ -275,13 +251,12 @@ static int amdgpu_vmid_grab_reserved(struct amdgpu_vm *vm,
{
struct amdgpu_device *adev = ring->adev;
unsigned vmhub = ring->vm_hub;
- struct amdgpu_vmid_mgr *id_mgr = &adev->vm_manager.id_mgr[vmhub];
uint64_t fence_context = adev->fence_context + ring->idx;
bool needs_flush = vm->use_cpu_for_update;
uint64_t updates = amdgpu_vm_tlb_seq(vm);
int r;
- *id = id_mgr->reserved;
+ *id = vm->reserved_vmid[vmhub];
if ((*id)->owner != vm->immediate.fence_context ||
!amdgpu_vmid_compatible(*id, job) ||
(*id)->flushed_updates < updates ||
@@ -314,7 +289,7 @@ static int amdgpu_vmid_grab_reserved(struct amdgpu_vm *vm,
* user of the VMID.
*/
r = amdgpu_sync_fence(&(*id)->active, &job->base.s_fence->finished,
- GFP_NOWAIT);
+ GFP_ATOMIC);
if (r)
return r;
@@ -374,7 +349,7 @@ static int amdgpu_vmid_grab_used(struct amdgpu_vm *vm,
*/
r = amdgpu_sync_fence(&(*id)->active,
&job->base.s_fence->finished,
- GFP_NOWAIT);
+ GFP_ATOMIC);
if (r)
return r;
@@ -427,7 +402,7 @@ int amdgpu_vmid_grab(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
/* Remember this submission as user of the VMID */
r = amdgpu_sync_fence(&id->active,
&job->base.s_fence->finished,
- GFP_NOWAIT);
+ GFP_ATOMIC);
if (r)
goto error;
@@ -474,40 +449,61 @@ bool amdgpu_vmid_uses_reserved(struct amdgpu_vm *vm, unsigned int vmhub)
return vm->reserved_vmid[vmhub];
}
-int amdgpu_vmid_alloc_reserved(struct amdgpu_device *adev,
+/*
+ * amdgpu_vmid_alloc_reserved - reserve a specific VMID for this vm
+ * @adev: amdgpu device structure
+ * @vm: the VM to reserve an ID for
+ * @vmhub: the VMHUB which should be used
+ *
+ * Mostly used to have a reserved VMID for debugging and SPM.
+ *
+ * Returns: 0 for success, -ENOENT if an ID is already reserved.
+ */
+int amdgpu_vmid_alloc_reserved(struct amdgpu_device *adev, struct amdgpu_vm *vm,
unsigned vmhub)
{
struct amdgpu_vmid_mgr *id_mgr = &adev->vm_manager.id_mgr[vmhub];
+ struct amdgpu_vmid *id;
+ int r = 0;
mutex_lock(&id_mgr->lock);
-
- ++id_mgr->reserved_use_count;
- if (!id_mgr->reserved) {
- struct amdgpu_vmid *id;
-
- id = list_first_entry(&id_mgr->ids_lru, struct amdgpu_vmid,
- list);
- /* Remove from normal round robin handling */
- list_del_init(&id->list);
- id_mgr->reserved = id;
+ if (vm->reserved_vmid[vmhub])
+ goto unlock;
+ if (id_mgr->reserved_vmid) {
+ r = -ENOENT;
+ goto unlock;
}
-
+ /* Remove from normal round robin handling */
+ id = list_first_entry(&id_mgr->ids_lru, struct amdgpu_vmid, list);
+ list_del_init(&id->list);
+ vm->reserved_vmid[vmhub] = id;
+ id_mgr->reserved_vmid = true;
mutex_unlock(&id_mgr->lock);
+
return 0;
+unlock:
+ mutex_unlock(&id_mgr->lock);
+ return r;
}
-void amdgpu_vmid_free_reserved(struct amdgpu_device *adev,
+/*
+ * amdgpu_vmid_free_reserved - free up a reserved VMID again
+ * @adev: amdgpu device structure
+ * @vm: the VM with the reserved ID
+ * @vmhub: the VMHUB which should be used
+ */
+void amdgpu_vmid_free_reserved(struct amdgpu_device *adev, struct amdgpu_vm *vm,
unsigned vmhub)
{
struct amdgpu_vmid_mgr *id_mgr = &adev->vm_manager.id_mgr[vmhub];
mutex_lock(&id_mgr->lock);
- if (!--id_mgr->reserved_use_count) {
- /* give the reserved ID back to normal round robin */
- list_add(&id_mgr->reserved->list, &id_mgr->ids_lru);
- id_mgr->reserved = NULL;
+ if (vm->reserved_vmid[vmhub]) {
+ list_add(&vm->reserved_vmid[vmhub]->list,
+ &id_mgr->ids_lru);
+ vm->reserved_vmid[vmhub] = NULL;
+ id_mgr->reserved_vmid = false;
}
-
mutex_unlock(&id_mgr->lock);
}
@@ -574,7 +570,6 @@ void amdgpu_vmid_mgr_init(struct amdgpu_device *adev)
mutex_init(&id_mgr->lock);
INIT_LIST_HEAD(&id_mgr->ids_lru);
- id_mgr->reserved_use_count = 0;
/* for GC <10, SDMA uses MMHUB so use first_kfd_vmid for both GC and MM */
if (amdgpu_ip_version(adev, GC_HWIP, 0) < IP_VERSION(10, 0, 0))
@@ -594,11 +589,6 @@ void amdgpu_vmid_mgr_init(struct amdgpu_device *adev)
list_add_tail(&id_mgr->ids[j].list, &id_mgr->ids_lru);
}
}
- /* alloc a default reserved vmid to enforce isolation */
- for (i = 0; i < (adev->xcp_mgr ? adev->xcp_mgr->num_xcps : 1); i++) {
- if (adev->enforce_isolation[i] != AMDGPU_ENFORCE_ISOLATION_DISABLE)
- amdgpu_vmid_alloc_reserved(adev, AMDGPU_GFXHUB(i));
- }
}
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h
index 240fa6751260..b3649cd3af56 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h
@@ -67,8 +67,7 @@ struct amdgpu_vmid_mgr {
unsigned num_ids;
struct list_head ids_lru;
struct amdgpu_vmid ids[AMDGPU_NUM_VMID];
- struct amdgpu_vmid *reserved;
- unsigned int reserved_use_count;
+ bool reserved_vmid;
};
int amdgpu_pasid_alloc(unsigned int bits);
@@ -79,10 +78,10 @@ void amdgpu_pasid_free_delayed(struct dma_resv *resv,
bool amdgpu_vmid_had_gpu_reset(struct amdgpu_device *adev,
struct amdgpu_vmid *id);
bool amdgpu_vmid_uses_reserved(struct amdgpu_vm *vm, unsigned int vmhub);
-int amdgpu_vmid_alloc_reserved(struct amdgpu_device *adev,
- unsigned vmhub);
-void amdgpu_vmid_free_reserved(struct amdgpu_device *adev,
- unsigned vmhub);
+int amdgpu_vmid_alloc_reserved(struct amdgpu_device *adev, struct amdgpu_vm *vm,
+ unsigned vmhub);
+void amdgpu_vmid_free_reserved(struct amdgpu_device *adev, struct amdgpu_vm *vm,
+ unsigned vmhub);
int amdgpu_vmid_grab(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
struct amdgpu_job *job, struct dma_fence **fence);
void amdgpu_vmid_reset(struct amdgpu_device *adev, unsigned vmhub,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.h
index 7f7ea046e209..f58b6be7fccc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.h
@@ -56,14 +56,14 @@ struct amdgpu_ih_ring {
bool use_bus_addr;
struct amdgpu_bo *ring_obj;
- volatile uint32_t *ring;
+ uint32_t *ring;
uint64_t gpu_addr;
uint64_t wptr_addr;
- volatile uint32_t *wptr_cpu;
+ uint32_t *wptr_cpu;
uint64_t rptr_addr;
- volatile uint32_t *rptr_cpu;
+ uint32_t *rptr_cpu;
bool enabled;
unsigned rptr;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_isp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_isp.c
index 9cddbf50442a..37270c4dab8d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_isp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_isp.c
@@ -280,6 +280,8 @@ int isp_kernel_buffer_alloc(struct device *dev, u64 size,
if (ret)
return ret;
+ /* Ensure *bo is NULL so a new BO will be created */
+ *bo = NULL;
ret = amdgpu_bo_create_kernel(adev,
size,
ISP_MC_ADDR_ALIGN,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index 9b1c55115921..0a0dcbf0798d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -130,14 +130,12 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(struct drm_sched_job *s_job)
}
/* attempt a per ring reset */
- if (unlikely(adev->debug_disable_gpu_ring_reset)) {
- dev_err(adev->dev, "Ring reset disabled by debug mask\n");
- } else if (amdgpu_gpu_recovery &&
- amdgpu_ring_is_reset_type_supported(ring, AMDGPU_RESET_TYPE_PER_QUEUE) &&
- ring->funcs->reset) {
+ if (amdgpu_gpu_recovery &&
+ amdgpu_ring_is_reset_type_supported(ring, AMDGPU_RESET_TYPE_PER_QUEUE) &&
+ ring->funcs->reset) {
dev_err(adev->dev, "Starting %s ring reset\n",
s_job->sched->name);
- r = amdgpu_ring_reset(ring, job->vmid, &job->hw_fence);
+ r = amdgpu_ring_reset(ring, job->vmid, job->hw_fence);
if (!r) {
atomic_inc(&ring->adev->gpu_reset_counter);
dev_err(adev->dev, "Ring %s reset succeeded\n",
@@ -186,6 +184,9 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
unsigned int num_ibs, struct amdgpu_job **job,
u64 drm_client_id)
{
+ struct amdgpu_fence *af;
+ int r;
+
if (num_ibs == 0)
return -EINVAL;
@@ -193,6 +194,20 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
if (!*job)
return -ENOMEM;
+ af = kzalloc(sizeof(struct amdgpu_fence), GFP_KERNEL);
+ if (!af) {
+ r = -ENOMEM;
+ goto err_job;
+ }
+ (*job)->hw_fence = af;
+
+ af = kzalloc(sizeof(struct amdgpu_fence), GFP_KERNEL);
+ if (!af) {
+ r = -ENOMEM;
+ goto err_fence;
+ }
+ (*job)->hw_vm_fence = af;
+
(*job)->vm = vm;
amdgpu_sync_create(&(*job)->explicit_sync);
@@ -204,16 +219,25 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
return drm_sched_job_init(&(*job)->base, entity, 1, owner,
drm_client_id);
+
+err_fence:
+ kfree((*job)->hw_fence);
+err_job:
+ kfree(*job);
+ *job = NULL;
+
+ return r;
}
int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
struct drm_sched_entity *entity, void *owner,
size_t size, enum amdgpu_ib_pool_type pool_type,
- struct amdgpu_job **job)
+ struct amdgpu_job **job, u64 k_job_id)
{
int r;
- r = amdgpu_job_alloc(adev, NULL, entity, owner, 1, job, 0);
+ r = amdgpu_job_alloc(adev, NULL, entity, owner, 1, job,
+ k_job_id);
if (r)
return r;
@@ -222,7 +246,10 @@ int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
if (r) {
if (entity)
drm_sched_job_cleanup(&(*job)->base);
+ kfree((*job)->hw_vm_fence);
+ kfree((*job)->hw_fence);
kfree(*job);
+ *job = NULL;
}
return r;
@@ -250,11 +277,11 @@ void amdgpu_job_free_resources(struct amdgpu_job *job)
struct dma_fence *f;
unsigned i;
- /* Check if any fences where initialized */
+ /* Check if any fences were initialized */
if (job->base.s_fence && job->base.s_fence->finished.ops)
f = &job->base.s_fence->finished;
- else if (job->hw_fence.base.ops)
- f = &job->hw_fence.base;
+ else if (job->hw_fence && job->hw_fence->base.ops)
+ f = &job->hw_fence->base;
else
f = NULL;
@@ -270,11 +297,16 @@ static void amdgpu_job_free_cb(struct drm_sched_job *s_job)
amdgpu_sync_free(&job->explicit_sync);
- /* only put the hw fence if has embedded fence */
- if (!job->hw_fence.base.ops)
- kfree(job);
+ if (job->hw_fence->base.ops)
+ dma_fence_put(&job->hw_fence->base);
+ else
+ kfree(job->hw_fence);
+ if (job->hw_vm_fence->base.ops)
+ dma_fence_put(&job->hw_vm_fence->base);
else
- dma_fence_put(&job->hw_fence.base);
+ kfree(job->hw_vm_fence);
+
+ kfree(job);
}
void amdgpu_job_set_gang_leader(struct amdgpu_job *job,
@@ -303,10 +335,16 @@ void amdgpu_job_free(struct amdgpu_job *job)
if (job->gang_submit != &job->base.s_fence->scheduled)
dma_fence_put(job->gang_submit);
- if (!job->hw_fence.base.ops)
- kfree(job);
+ if (job->hw_fence->base.ops)
+ dma_fence_put(&job->hw_fence->base);
+ else
+ kfree(job->hw_fence);
+ if (job->hw_vm_fence->base.ops)
+ dma_fence_put(&job->hw_vm_fence->base);
else
- dma_fence_put(&job->hw_fence.base);
+ kfree(job->hw_vm_fence);
+
+ kfree(job);
}
struct dma_fence *amdgpu_job_submit(struct amdgpu_job *job)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
index 2f302266662b..7abf069d17d4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
@@ -44,11 +44,28 @@
struct amdgpu_fence;
enum amdgpu_ib_pool_type;
+/* Internal kernel job ids. (decreasing values, starting from U64_MAX). */
+#define AMDGPU_KERNEL_JOB_ID_VM_UPDATE (18446744073709551615ULL)
+#define AMDGPU_KERNEL_JOB_ID_VM_UPDATE_PDES (18446744073709551614ULL)
+#define AMDGPU_KERNEL_JOB_ID_VM_UPDATE_RANGE (18446744073709551613ULL)
+#define AMDGPU_KERNEL_JOB_ID_VM_PT_CLEAR (18446744073709551612ULL)
+#define AMDGPU_KERNEL_JOB_ID_TTM_MAP_BUFFER (18446744073709551611ULL)
+#define AMDGPU_KERNEL_JOB_ID_TTM_ACCESS_MEMORY_SDMA (18446744073709551610ULL)
+#define AMDGPU_KERNEL_JOB_ID_TTM_COPY_BUFFER (18446744073709551609ULL)
+#define AMDGPU_KERNEL_JOB_ID_CLEAR_ON_RELEASE (18446744073709551608ULL)
+#define AMDGPU_KERNEL_JOB_ID_MOVE_BLIT (18446744073709551607ULL)
+#define AMDGPU_KERNEL_JOB_ID_TTM_CLEAR_BUFFER (18446744073709551606ULL)
+#define AMDGPU_KERNEL_JOB_ID_CLEANER_SHADER (18446744073709551605ULL)
+#define AMDGPU_KERNEL_JOB_ID_FLUSH_GPU_TLB (18446744073709551604ULL)
+#define AMDGPU_KERNEL_JOB_ID_KFD_GART_MAP (18446744073709551603ULL)
+#define AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST (18446744073709551602ULL)
+
struct amdgpu_job {
struct drm_sched_job base;
struct amdgpu_vm *vm;
struct amdgpu_sync explicit_sync;
- struct amdgpu_fence hw_fence;
+ struct amdgpu_fence *hw_fence;
+ struct amdgpu_fence *hw_vm_fence;
struct dma_fence *gang_submit;
uint32_t preamble_status;
uint32_t preemption_status;
@@ -96,7 +113,8 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
struct drm_sched_entity *entity, void *owner,
size_t size, enum amdgpu_ib_pool_type pool_type,
- struct amdgpu_job **job);
+ struct amdgpu_job **job,
+ u64 k_job_id);
void amdgpu_job_set_resources(struct amdgpu_job *job, struct amdgpu_bo *gds,
struct amdgpu_bo *gws, struct amdgpu_bo *oa);
void amdgpu_job_free_resources(struct amdgpu_job *job);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
index 82d58ac7afb0..63ee6ba6a931 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
@@ -121,10 +121,12 @@ static void amdgpu_jpeg_idle_work_handler(struct work_struct *work)
fences += amdgpu_fence_count_emitted(&adev->jpeg.inst[i].ring_dec[j]);
}
- if (!fences && !atomic_read(&adev->jpeg.total_submission_cnt))
+ if (!fences && !atomic_read(&adev->jpeg.total_submission_cnt)) {
+ mutex_lock(&adev->jpeg.jpeg_pg_lock);
amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_JPEG,
AMD_PG_STATE_GATE);
- else
+ mutex_unlock(&adev->jpeg.jpeg_pg_lock);
+ } else
schedule_delayed_work(&adev->jpeg.idle_work, JPEG_IDLE_TIMEOUT);
}
@@ -194,7 +196,8 @@ static int amdgpu_jpeg_dec_set_reg(struct amdgpu_ring *ring, uint32_t handle,
int i, r;
r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
- AMDGPU_IB_POOL_DIRECT, &job);
+ AMDGPU_IB_POOL_DIRECT, &job,
+ AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
return r;
@@ -368,7 +371,7 @@ static int amdgpu_debugfs_jpeg_sched_mask_set(void *data, u64 val)
for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
for (j = 0; j < adev->jpeg.num_jpeg_rings; ++j) {
ring = &adev->jpeg.inst[i].ring_dec[j];
- if (val & (1 << ((i * adev->jpeg.num_jpeg_rings) + j)))
+ if (val & (BIT_ULL((i * adev->jpeg.num_jpeg_rings) + j)))
ring->sched.ready = true;
else
ring->sched.ready = false;
@@ -537,3 +540,68 @@ void amdgpu_jpeg_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_pri
drm_printf(p, "\nInactive Instance:JPEG%d\n", i);
}
}
+
+static inline bool amdgpu_jpeg_reg_valid(u32 reg)
+{
+ if (reg < JPEG_REG_RANGE_START || reg > JPEG_REG_RANGE_END ||
+ (reg >= JPEG_ATOMIC_RANGE_START && reg <= JPEG_ATOMIC_RANGE_END))
+ return false;
+ else
+ return true;
+}
+
+/**
+ * amdgpu_jpeg_dec_parse_cs - command submission parser
+ *
+ * @parser: Command submission parser context
+ * @job: the job to parse
+ * @ib: the IB to parse
+ *
+ * Parse the command stream, return -EINVAL for invalid packet,
+ * 0 otherwise
+ */
+
+int amdgpu_jpeg_dec_parse_cs(struct amdgpu_cs_parser *parser,
+ struct amdgpu_job *job,
+ struct amdgpu_ib *ib)
+{
+ u32 i, reg, res, cond, type;
+ struct amdgpu_device *adev = parser->adev;
+
+ for (i = 0; i < ib->length_dw ; i += 2) {
+ reg = CP_PACKETJ_GET_REG(ib->ptr[i]);
+ res = CP_PACKETJ_GET_RES(ib->ptr[i]);
+ cond = CP_PACKETJ_GET_COND(ib->ptr[i]);
+ type = CP_PACKETJ_GET_TYPE(ib->ptr[i]);
+
+ if (res) /* only support 0 at the moment */
+ return -EINVAL;
+
+ switch (type) {
+ case PACKETJ_TYPE0:
+ if (cond != PACKETJ_CONDITION_CHECK0 ||
+ !amdgpu_jpeg_reg_valid(reg)) {
+ dev_err(adev->dev, "Invalid packet [0x%08x]!\n", ib->ptr[i]);
+ return -EINVAL;
+ }
+ break;
+ case PACKETJ_TYPE3:
+ if (cond != PACKETJ_CONDITION_CHECK3 ||
+ !amdgpu_jpeg_reg_valid(reg)) {
+ dev_err(adev->dev, "Invalid packet [0x%08x]!\n", ib->ptr[i]);
+ return -EINVAL;
+ }
+ break;
+ case PACKETJ_TYPE6:
+ if (ib->ptr[i] == CP_PACKETJ_NOP)
+ continue;
+ dev_err(adev->dev, "Invalid packet [0x%08x]!\n", ib->ptr[i]);
+ return -EINVAL;
+ default:
+ dev_err(adev->dev, "Unknown packet type %d !\n", type);
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
index 4f0775e39b54..346ae0ab09d3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
@@ -25,11 +25,18 @@
#define __AMDGPU_JPEG_H__
#include "amdgpu_ras.h"
+#include "amdgpu_cs.h"
#define AMDGPU_MAX_JPEG_INSTANCES 4
#define AMDGPU_MAX_JPEG_RINGS 10
#define AMDGPU_MAX_JPEG_RINGS_4_0_3 8
+#define JPEG_REG_RANGE_START 0x4000
+#define JPEG_REG_RANGE_END 0x41c2
+#define JPEG_ATOMIC_RANGE_START 0x4120
+#define JPEG_ATOMIC_RANGE_END 0x412A
+
+
#define AMDGPU_JPEG_HARVEST_JPEG0 (1 << 0)
#define AMDGPU_JPEG_HARVEST_JPEG1 (1 << 1)
@@ -170,5 +177,8 @@ int amdgpu_jpeg_reg_dump_init(struct amdgpu_device *adev,
const struct amdgpu_hwip_reg_entry *reg, u32 count);
void amdgpu_jpeg_dump_ip_state(struct amdgpu_ip_block *ip_block);
void amdgpu_jpeg_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p);
+int amdgpu_jpeg_dec_parse_cs(struct amdgpu_cs_parser *parser,
+ struct amdgpu_job *job,
+ struct amdgpu_ib *ib);
#endif /*__AMDGPU_JPEG_H__*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 8a76960803c6..6ee77f431d56 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -758,7 +758,8 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
case AMDGPU_INFO_VRAM_USAGE:
- ui64 = ttm_resource_manager_usage(&adev->mman.vram_mgr.manager);
+ ui64 = ttm_resource_manager_used(&adev->mman.vram_mgr.manager) ?
+ ttm_resource_manager_usage(&adev->mman.vram_mgr.manager) : 0;
return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
case AMDGPU_INFO_VIS_VRAM_USAGE:
ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
@@ -804,8 +805,8 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
mem.vram.usable_heap_size = adev->gmc.real_vram_size -
atomic64_read(&adev->vram_pin_size) -
AMDGPU_VM_RESERVED_VRAM;
- mem.vram.heap_usage =
- ttm_resource_manager_usage(vram_man);
+ mem.vram.heap_usage = ttm_resource_manager_used(&adev->mman.vram_mgr.manager) ?
+ ttm_resource_manager_usage(vram_man) : 0;
mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
mem.cpu_accessible_vram.total_heap_size =
@@ -939,6 +940,10 @@ out:
if (adev->gfx.config.ta_cntl2_truncate_coord_mode)
dev_info->ids_flags |= AMDGPU_IDS_FLAGS_CONFORMANT_TRUNC_COORD;
+ /* Gang submit is not supported under SRIOV currently */
+ if (!amdgpu_sriov_vf(adev))
+ dev_info->ids_flags |= AMDGPU_IDS_FLAGS_GANG_SUBMIT;
+
if (amdgpu_passthrough(adev))
dev_info->ids_flags |= (AMDGPU_IDS_FLAGS_MODE_PT <<
AMDGPU_IDS_FLAGS_MODE_SHIFT) &
@@ -1417,14 +1422,10 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
amdgpu_debugfs_vm_init(file_priv);
- r = amdgpu_vm_init(adev, &fpriv->vm, fpriv->xcp_id);
+ r = amdgpu_vm_init(adev, &fpriv->vm, fpriv->xcp_id, pasid);
if (r)
goto error_pasid;
- r = amdgpu_vm_set_pasid(adev, &fpriv->vm, pasid);
- if (r)
- goto error_vm;
-
fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
if (!fpriv->prt_va) {
r = -ENOMEM;
@@ -1464,15 +1465,12 @@ error_vm:
amdgpu_vm_fini(adev, &fpriv->vm);
error_pasid:
- if (pasid) {
+ if (pasid)
amdgpu_pasid_free(pasid);
- amdgpu_vm_set_pasid(adev, &fpriv->vm, 0);
- }
kfree(fpriv);
out_suspend:
- pm_runtime_mark_last_busy(dev->dev);
pm_put:
pm_runtime_put_autosuspend(dev->dev);
@@ -1540,7 +1538,6 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
kfree(fpriv);
file_priv->driver_priv = NULL;
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index 135598502c8d..9c182ce501af 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -105,8 +105,8 @@ int amdgpu_mes_init(struct amdgpu_device *adev)
spin_lock_init(&adev->mes.ring_lock[i]);
adev->mes.total_max_queue = AMDGPU_FENCE_MES_QUEUE_ID_MASK;
- adev->mes.vmid_mask_mmhub = 0xffffff00;
- adev->mes.vmid_mask_gfxhub = adev->gfx.disable_kq ? 0xfffffffe : 0xffffff00;
+ adev->mes.vmid_mask_mmhub = 0xFF00;
+ adev->mes.vmid_mask_gfxhub = adev->gfx.disable_kq ? 0xFFFE : 0xFF00;
num_pipes = adev->gfx.me.num_pipe_per_me * adev->gfx.me.num_me;
if (num_pipes > AMDGPU_MES_MAX_GFX_PIPES)
@@ -191,6 +191,20 @@ int amdgpu_mes_init(struct amdgpu_device *adev)
if (r)
goto error_doorbell;
+ if (adev->mes.hung_queue_db_array_size) {
+ r = amdgpu_bo_create_kernel(adev,
+ adev->mes.hung_queue_db_array_size * sizeof(u32),
+ PAGE_SIZE,
+ AMDGPU_GEM_DOMAIN_GTT,
+ &adev->mes.hung_queue_db_array_gpu_obj,
+ &adev->mes.hung_queue_db_array_gpu_addr,
+ &adev->mes.hung_queue_db_array_cpu_addr);
+ if (r) {
+ dev_warn(adev->dev, "failed to create MES hung db array buffer (%d)", r);
+ goto error_doorbell;
+ }
+ }
+
return 0;
error_doorbell:
@@ -216,6 +230,10 @@ void amdgpu_mes_fini(struct amdgpu_device *adev)
{
int i;
+ amdgpu_bo_free_kernel(&adev->mes.hung_queue_db_array_gpu_obj,
+ &adev->mes.hung_queue_db_array_gpu_addr,
+ &adev->mes.hung_queue_db_array_cpu_addr);
+
amdgpu_bo_free_kernel(&adev->mes.event_log_gpu_obj,
&adev->mes.event_log_gpu_addr,
&adev->mes.event_log_cpu_addr);
@@ -366,6 +384,58 @@ int amdgpu_mes_reset_legacy_queue(struct amdgpu_device *adev,
return r;
}
+int amdgpu_mes_get_hung_queue_db_array_size(struct amdgpu_device *adev)
+{
+ return adev->mes.hung_queue_db_array_size;
+}
+
+int amdgpu_mes_detect_and_reset_hung_queues(struct amdgpu_device *adev,
+ int queue_type,
+ bool detect_only,
+ unsigned int *hung_db_num,
+ u32 *hung_db_array)
+
+{
+ struct mes_detect_and_reset_queue_input input;
+ u32 *db_array = adev->mes.hung_queue_db_array_cpu_addr;
+ int r, i;
+
+ if (!hung_db_num || !hung_db_array)
+ return -EINVAL;
+
+ if ((queue_type != AMDGPU_RING_TYPE_GFX) &&
+ (queue_type != AMDGPU_RING_TYPE_COMPUTE) &&
+ (queue_type != AMDGPU_RING_TYPE_SDMA))
+ return -EINVAL;
+
+ /* Clear the doorbell array before detection */
+ memset(adev->mes.hung_queue_db_array_cpu_addr, AMDGPU_MES_INVALID_DB_OFFSET,
+ adev->mes.hung_queue_db_array_size * sizeof(u32));
+ input.queue_type = queue_type;
+ input.detect_only = detect_only;
+
+ r = adev->mes.funcs->detect_and_reset_hung_queues(&adev->mes,
+ &input);
+ if (r) {
+ dev_err(adev->dev, "failed to detect and reset\n");
+ } else {
+ *hung_db_num = 0;
+ for (i = 0; i < adev->mes.hung_queue_hqd_info_offset; i++) {
+ if (db_array[i] != AMDGPU_MES_INVALID_DB_OFFSET) {
+ hung_db_array[i] = db_array[i];
+ *hung_db_num += 1;
+ }
+ }
+
+ /*
+ * TODO: return HQD info for MES scheduled user compute queue reset cases
+ * stored in hung_db_array hqd info offset to full array size
+ */
+ }
+
+ return r;
+}
+
uint32_t amdgpu_mes_rreg(struct amdgpu_device *adev, uint32_t reg)
{
struct mes_misc_op_input op_input;
@@ -458,6 +528,18 @@ error:
return r;
}
+int amdgpu_mes_hdp_flush(struct amdgpu_device *adev)
+{
+ uint32_t hdp_flush_req_offset, hdp_flush_done_offset, ref_and_mask;
+
+ hdp_flush_req_offset = adev->nbio.funcs->get_hdp_flush_req_offset(adev);
+ hdp_flush_done_offset = adev->nbio.funcs->get_hdp_flush_done_offset(adev);
+ ref_and_mask = adev->nbio.hdp_flush_reg->ref_and_mask_cp0;
+
+ return amdgpu_mes_reg_write_reg_wait(adev, hdp_flush_req_offset, hdp_flush_done_offset,
+ ref_and_mask, ref_and_mask);
+}
+
int amdgpu_mes_set_shader_debugger(struct amdgpu_device *adev,
uint64_t process_context_addr,
uint32_t spi_gdbg_per_vmid_cntl,
@@ -621,14 +703,11 @@ out:
bool amdgpu_mes_suspend_resume_all_supported(struct amdgpu_device *adev)
{
uint32_t mes_rev = adev->mes.sched_version & AMDGPU_MES_VERSION_MASK;
- bool is_supported = false;
-
- if (amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(11, 0, 0) &&
- amdgpu_ip_version(adev, GC_HWIP, 0) < IP_VERSION(12, 0, 0) &&
- mes_rev >= 0x63)
- is_supported = true;
- return is_supported;
+ return ((amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(11, 0, 0) &&
+ amdgpu_ip_version(adev, GC_HWIP, 0) < IP_VERSION(12, 0, 0) &&
+ mes_rev >= 0x63) ||
+ amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(12, 0, 0));
}
/* Fix me -- node_id is used to identify the correct MES instances in the future */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
index c0d2c195fe2e..e989225b354b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
@@ -41,6 +41,7 @@
#define AMDGPU_MES_API_VERSION_MASK 0x00fff000
#define AMDGPU_MES_FEAT_VERSION_MASK 0xff000000
#define AMDGPU_MES_MSCRATCH_SIZE 0x40000
+#define AMDGPU_MES_INVALID_DB_OFFSET 0xffffffff
enum amdgpu_mes_priority_level {
AMDGPU_MES_PRIORITY_LEVEL_LOW = 0,
@@ -147,6 +148,11 @@ struct amdgpu_mes {
uint64_t resource_1_gpu_addr[AMDGPU_MAX_MES_PIPES];
void *resource_1_addr[AMDGPU_MAX_MES_PIPES];
+ int hung_queue_db_array_size;
+ int hung_queue_hqd_info_offset;
+ struct amdgpu_bo *hung_queue_db_array_gpu_obj;
+ uint64_t hung_queue_db_array_gpu_addr;
+ void *hung_queue_db_array_cpu_addr;
};
struct amdgpu_mes_gang {
@@ -233,6 +239,7 @@ struct mes_add_queue_input {
struct mes_remove_queue_input {
uint32_t doorbell_offset;
uint64_t gang_context_addr;
+ bool remove_queue_after_reset;
};
struct mes_map_legacy_queue_input {
@@ -280,6 +287,18 @@ struct mes_reset_queue_input {
bool is_kq;
};
+struct mes_detect_and_reset_queue_input {
+ uint32_t queue_type;
+ bool detect_only;
+};
+
+struct mes_inv_tlbs_pasid_input {
+ uint32_t xcc_id;
+ uint16_t pasid;
+ uint8_t hub_id;
+ uint8_t flush_type;
+};
+
enum mes_misc_opcode {
MES_MISC_OP_WRITE_REG,
MES_MISC_OP_READ_REG,
@@ -367,6 +386,13 @@ struct amdgpu_mes_funcs {
int (*reset_hw_queue)(struct amdgpu_mes *mes,
struct mes_reset_queue_input *input);
+
+ int (*detect_and_reset_hung_queues)(struct amdgpu_mes *mes,
+ struct mes_detect_and_reset_queue_input *input);
+
+
+ int (*invalidate_tlbs_pasid)(struct amdgpu_mes *mes,
+ struct mes_inv_tlbs_pasid_input *input);
};
#define amdgpu_mes_kiq_hw_init(adev) (adev)->mes.kiq_hw_init((adev))
@@ -390,12 +416,20 @@ int amdgpu_mes_reset_legacy_queue(struct amdgpu_device *adev,
unsigned int vmid,
bool use_mmio);
+int amdgpu_mes_get_hung_queue_db_array_size(struct amdgpu_device *adev);
+int amdgpu_mes_detect_and_reset_hung_queues(struct amdgpu_device *adev,
+ int queue_type,
+ bool detect_only,
+ unsigned int *hung_db_num,
+ u32 *hung_db_array);
+
uint32_t amdgpu_mes_rreg(struct amdgpu_device *adev, uint32_t reg);
int amdgpu_mes_wreg(struct amdgpu_device *adev,
uint32_t reg, uint32_t val);
int amdgpu_mes_reg_write_reg_wait(struct amdgpu_device *adev,
uint32_t reg0, uint32_t reg1,
uint32_t ref, uint32_t mask);
+int amdgpu_mes_hdp_flush(struct amdgpu_device *adev);
int amdgpu_mes_set_shader_debugger(struct amdgpu_device *adev,
uint64_t process_context_addr,
uint32_t spi_gdbg_per_vmid_cntl,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index 6da4f946cac0..dc8d2f52c7d6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -326,6 +326,8 @@ struct amdgpu_mode_info {
struct drm_property *audio_property;
/* FMT dithering */
struct drm_property *dither_property;
+ /* Adaptive Backlight Modulation (power feature) */
+ struct drm_property *abm_level_property;
/* hardcoded DFP edid from BIOS */
const struct drm_edid *bios_hardcoded_edid;
@@ -496,8 +498,6 @@ struct amdgpu_crtc {
struct drm_connector *connector;
/* for dpm */
u32 line_time;
- u32 wm_low;
- u32 wm_high;
u32 lb_vblank_lead_lines;
struct drm_display_mode hw_mode;
/* for virtual dce */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 122a88294883..e08f58de4b17 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -153,6 +153,14 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo *abo, u32 domain)
c++;
}
+ if (domain & AMDGPU_GEM_DOMAIN_MMIO_REMAP) {
+ places[c].fpfn = 0;
+ places[c].lpfn = 0;
+ places[c].mem_type = AMDGPU_PL_MMIO_REMAP;
+ places[c].flags = 0;
+ c++;
+ }
+
if (domain & AMDGPU_GEM_DOMAIN_GTT) {
places[c].fpfn = 0;
places[c].lpfn = 0;
@@ -1313,7 +1321,8 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo)
if (r)
goto out;
- r = amdgpu_fill_buffer(abo, 0, &bo->base._resv, &fence, true);
+ r = amdgpu_fill_buffer(abo, 0, &bo->base._resv, &fence, true,
+ AMDGPU_KERNEL_JOB_ID_CLEAR_ON_RELEASE);
if (WARN_ON(r))
goto out;
@@ -1545,6 +1554,8 @@ uint32_t amdgpu_bo_mem_stats_placement(struct amdgpu_bo *bo)
return AMDGPU_PL_OA;
case AMDGPU_GEM_DOMAIN_DOORBELL:
return AMDGPU_PL_DOORBELL;
+ case AMDGPU_GEM_DOMAIN_MMIO_REMAP:
+ return AMDGPU_PL_MMIO_REMAP;
default:
return TTM_PL_SYSTEM;
}
@@ -1628,6 +1639,9 @@ u64 amdgpu_bo_print_info(int id, struct amdgpu_bo *bo, struct seq_file *m)
case AMDGPU_PL_DOORBELL:
placement = "DOORBELL";
break;
+ case AMDGPU_PL_MMIO_REMAP:
+ placement = "MMIO REMAP";
+ break;
case TTM_PL_SYSTEM:
default:
placement = "CPU";
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index c316920f3450..52c2d1731aab 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -69,7 +69,7 @@ struct amdgpu_bo_va_mapping {
uint64_t last;
uint64_t __subtree_last;
uint64_t offset;
- uint64_t flags;
+ uint32_t flags;
};
/* User space allocated BO in a VM */
@@ -96,6 +96,7 @@ struct amdgpu_bo_va {
* if non-zero, cannot unmap from GPU because user queues may still access it
*/
unsigned int queue_refcount;
+ atomic_t userq_va_mapped;
};
struct amdgpu_bo {
@@ -167,6 +168,8 @@ static inline unsigned amdgpu_mem_type_to_domain(u32 mem_type)
return AMDGPU_GEM_DOMAIN_OA;
case AMDGPU_PL_DOORBELL:
return AMDGPU_GEM_DOMAIN_DOORBELL;
+ case AMDGPU_PL_MMIO_REMAP:
+ return AMDGPU_GEM_DOMAIN_MMIO_REMAP;
default:
break;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 23484317a5fa..0b10497d487c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -448,7 +448,7 @@ static int psp_sw_init(struct amdgpu_ip_block *ip_block)
psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
if (!psp->cmd) {
dev_err(adev->dev, "Failed to allocate memory to command buffer!\n");
- ret = -ENOMEM;
+ return -ENOMEM;
}
adev->psp.xgmi_context.supports_extended_data =
@@ -666,6 +666,10 @@ static const char *psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)
return "FB_FW_RESERV_ADDR";
case GFX_CMD_ID_FB_FW_RESERV_EXT_ADDR:
return "FB_FW_RESERV_EXT_ADDR";
+ case GFX_CMD_ID_SRIOV_SPATIAL_PART:
+ return "SPATIAL_PARTITION";
+ case GFX_CMD_ID_FB_NPS_MODE:
+ return "NPS_MODE_CHANGE";
default:
return "UNKNOWN CMD";
}
@@ -877,9 +881,7 @@ static int psp_tmr_init(struct psp_context *psp)
pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
ret = amdgpu_bo_create_kernel(psp->adev, tmr_size,
PSP_TMR_ALIGNMENT,
- AMDGPU_HAS_VRAM(psp->adev) ?
- AMDGPU_GEM_DOMAIN_VRAM :
- AMDGPU_GEM_DOMAIN_GTT,
+ AMDGPU_GEM_DOMAIN_GTT | AMDGPU_GEM_DOMAIN_VRAM,
&psp->tmr_bo, &psp->tmr_mc_addr,
pptr);
}
@@ -1537,6 +1539,7 @@ static void psp_xgmi_reflect_topology_info(struct psp_context *psp,
uint64_t src_node_id = psp->adev->gmc.xgmi.node_id;
uint64_t dst_node_id = node_info.node_id;
uint8_t dst_num_hops = node_info.num_hops;
+ uint8_t dst_is_sharing_enabled = node_info.is_sharing_enabled;
uint8_t dst_num_links = node_info.num_links;
hive = amdgpu_get_xgmi_hive(psp->adev);
@@ -1556,13 +1559,20 @@ static void psp_xgmi_reflect_topology_info(struct psp_context *psp,
continue;
mirror_top_info->nodes[j].num_hops = dst_num_hops;
- /*
- * prevent 0 num_links value re-reflection since reflection
+ mirror_top_info->nodes[j].is_sharing_enabled = dst_is_sharing_enabled;
+ /* prevent 0 num_links value re-reflection since reflection
* criteria is based on num_hops (direct or indirect).
- *
*/
- if (dst_num_links)
+ if (dst_num_links) {
mirror_top_info->nodes[j].num_links = dst_num_links;
+ /* swap src and dst due to frame of reference */
+ for (int k = 0; k < dst_num_links; k++) {
+ mirror_top_info->nodes[j].port_num[k].src_xgmi_port_num =
+ node_info.port_num[k].dst_xgmi_port_num;
+ mirror_top_info->nodes[j].port_num[k].dst_xgmi_port_num =
+ node_info.port_num[k].src_xgmi_port_num;
+ }
+ }
break;
}
@@ -1637,9 +1647,10 @@ int psp_xgmi_get_topology_info(struct psp_context *psp,
amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
IP_VERSION(13, 0, 6) ||
amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
- IP_VERSION(13, 0, 14);
- bool ta_port_num_support = amdgpu_sriov_vf(psp->adev) ? 0 :
- psp->xgmi_context.xgmi_ta_caps & EXTEND_PEER_LINK_INFO_CMD_FLAG;
+ IP_VERSION(13, 0, 14) ||
+ amdgpu_sriov_vf(psp->adev);
+ bool ta_port_num_support = psp->xgmi_context.xgmi_ta_caps & EXTEND_PEER_LINK_INFO_CMD_FLAG ||
+ amdgpu_sriov_xgmi_ta_ext_peer_link_en(psp->adev);
/* popluate the shared output buffer rather than the cmd input buffer
* with node_ids as the input for GET_PEER_LINKS command execution.
@@ -2350,11 +2361,14 @@ static int psp_securedisplay_initialize(struct psp_context *psp)
}
ret = psp_ta_load(psp, &psp->securedisplay_context.context);
- if (!ret) {
+ if (!ret && !psp->securedisplay_context.context.resp_status) {
psp->securedisplay_context.context.initialized = true;
mutex_init(&psp->securedisplay_context.mutex);
- } else
+ } else {
+ /* don't try again */
+ psp->securedisplay_context.context.bin_desc.size_bytes = 0;
return ret;
+ }
mutex_lock(&psp->securedisplay_context.mutex);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c
index 38face981c3e..6e8aad91bcd3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp_ta.c
@@ -171,13 +171,9 @@ static ssize_t ta_if_load_debugfs_write(struct file *fp, const char *buf, size_t
copy_pos += sizeof(uint32_t);
- ta_bin = kzalloc(ta_bin_len, GFP_KERNEL);
- if (!ta_bin)
- return -ENOMEM;
- if (copy_from_user((void *)ta_bin, &buf[copy_pos], ta_bin_len)) {
- ret = -EFAULT;
- goto err_free_bin;
- }
+ ta_bin = memdup_user(&buf[copy_pos], ta_bin_len);
+ if (IS_ERR(ta_bin))
+ return PTR_ERR(ta_bin);
/* Set TA context and functions */
set_ta_context_funcs(psp, ta_type, &context);
@@ -327,13 +323,9 @@ static ssize_t ta_if_invoke_debugfs_write(struct file *fp, const char *buf, size
return -EFAULT;
copy_pos += sizeof(uint32_t);
- shared_buf = kzalloc(shared_buf_len, GFP_KERNEL);
- if (!shared_buf)
- return -ENOMEM;
- if (copy_from_user((void *)shared_buf, &buf[copy_pos], shared_buf_len)) {
- ret = -EFAULT;
- goto err_free_shared_buf;
- }
+ shared_buf = memdup_user(&buf[copy_pos], shared_buf_len);
+ if (IS_ERR(shared_buf))
+ return PTR_ERR(shared_buf);
set_ta_context_funcs(psp, ta_type, &context);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c
index 123bcf5c2bb1..bacf888735db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c
@@ -101,7 +101,6 @@ static ssize_t amdgpu_rap_debugfs_write(struct file *f, const char __user *buf,
}
amdgpu_gfx_off_ctrl(adev, true);
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
return size;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 540817e296da..2a6cf7963dde 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -41,6 +41,7 @@
#include "atom.h"
#include "amdgpu_reset.h"
#include "amdgpu_psp.h"
+#include "amdgpu_ras_mgr.h"
#ifdef CONFIG_X86_MCE_AMD
#include <asm/mce.h>
@@ -122,12 +123,15 @@ const char *get_ras_block_str(struct ras_common_if *ras_block)
/* typical ECC bad page rate is 1 bad page per 100MB VRAM */
#define RAS_BAD_PAGE_COVER (100 * 1024 * 1024ULL)
-#define MAX_UMC_POISON_POLLING_TIME_ASYNC 300 //ms
+#define MAX_UMC_POISON_POLLING_TIME_ASYNC 10
#define AMDGPU_RAS_RETIRE_PAGE_INTERVAL 100 //ms
#define MAX_FLUSH_RETIRE_DWORK_TIMES 100
+#define BYPASS_ALLOCATED_ADDRESS 0x0
+#define BYPASS_INITIALIZATION_ADDRESS 0x1
+
enum amdgpu_ras_retire_page_reservation {
AMDGPU_RAS_RETIRE_PAGE_RESERVED,
AMDGPU_RAS_RETIRE_PAGE_PENDING,
@@ -136,12 +140,18 @@ enum amdgpu_ras_retire_page_reservation {
atomic_t amdgpu_ras_in_intr = ATOMIC_INIT(0);
-static bool amdgpu_ras_check_bad_page_unlock(struct amdgpu_ras *con,
+static int amdgpu_ras_check_bad_page_unlock(struct amdgpu_ras *con,
uint64_t addr);
-static bool amdgpu_ras_check_bad_page(struct amdgpu_device *adev,
+static int amdgpu_ras_check_bad_page(struct amdgpu_device *adev,
uint64_t addr);
+
+static void amdgpu_ras_critical_region_init(struct amdgpu_device *adev);
+static void amdgpu_ras_critical_region_fini(struct amdgpu_device *adev);
+
#ifdef CONFIG_X86_MCE_AMD
static void amdgpu_register_bad_pages_mca_notifier(struct amdgpu_device *adev);
+static void
+amdgpu_unregister_bad_pages_mca_notifier(struct amdgpu_device *adev);
struct mce_notifier_adev_list {
struct amdgpu_device *devs[MAX_GPU_INSTANCE];
int num_gpu;
@@ -169,18 +179,16 @@ static int amdgpu_reserve_page_direct(struct amdgpu_device *adev, uint64_t addre
struct eeprom_table_record err_rec;
int ret;
- if ((address >= adev->gmc.mc_vram_size) ||
- (address >= RAS_UMC_INJECT_ADDR_LIMIT)) {
+ ret = amdgpu_ras_check_bad_page(adev, address);
+ if (ret == -EINVAL) {
dev_warn(adev->dev,
- "RAS WARN: input address 0x%llx is invalid.\n",
- address);
+ "RAS WARN: input address 0x%llx is invalid.\n",
+ address);
return -EINVAL;
- }
-
- if (amdgpu_ras_check_bad_page(adev, address)) {
+ } else if (ret == 1) {
dev_warn(adev->dev,
- "RAS WARN: 0x%llx has already been marked as bad page!\n",
- address);
+ "RAS WARN: 0x%llx has already been marked as bad page!\n",
+ address);
return 0;
}
@@ -207,6 +215,56 @@ static int amdgpu_reserve_page_direct(struct amdgpu_device *adev, uint64_t addre
return 0;
}
+static int amdgpu_check_address_validity(struct amdgpu_device *adev,
+ uint64_t address, uint64_t flags)
+{
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ struct amdgpu_vram_block_info blk_info;
+ uint64_t page_pfns[32] = {0};
+ int i, ret, count;
+ bool hit = false;
+
+ if (amdgpu_ip_version(adev, UMC_HWIP, 0) < IP_VERSION(12, 0, 0))
+ return 0;
+
+ if (amdgpu_sriov_vf(adev)) {
+ if (amdgpu_virt_check_vf_critical_region(adev, address, &hit))
+ return -EPERM;
+ return hit ? -EACCES : 0;
+ }
+
+ if ((address >= adev->gmc.mc_vram_size) ||
+ (address >= RAS_UMC_INJECT_ADDR_LIMIT))
+ return -EFAULT;
+
+ count = amdgpu_umc_lookup_bad_pages_in_a_row(adev,
+ address, page_pfns, ARRAY_SIZE(page_pfns));
+ if (count <= 0)
+ return -EPERM;
+
+ for (i = 0; i < count; i++) {
+ memset(&blk_info, 0, sizeof(blk_info));
+ ret = amdgpu_vram_mgr_query_address_block_info(&adev->mman.vram_mgr,
+ page_pfns[i] << AMDGPU_GPU_PAGE_SHIFT, &blk_info);
+ if (!ret) {
+ /* The input address that needs to be checked is allocated by
+ * current calling process, so it is necessary to exclude
+ * the calling process.
+ */
+ if ((flags == BYPASS_ALLOCATED_ADDRESS) &&
+ ((blk_info.task.pid != task_pid_nr(current)) ||
+ strncmp(blk_info.task.comm, current->comm, TASK_COMM_LEN)))
+ return -EACCES;
+ else if ((flags == BYPASS_INITIALIZATION_ADDRESS) &&
+ (blk_info.task.pid == con->init_task_pid) &&
+ !strncmp(blk_info.task.comm, con->init_task_comm, TASK_COMM_LEN))
+ return -EACCES;
+ }
+ }
+
+ return 0;
+}
+
static ssize_t amdgpu_ras_debugfs_read(struct file *f, char __user *buf,
size_t size, loff_t *pos)
{
@@ -297,6 +355,8 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f,
op = 2;
else if (strstr(str, "retire_page") != NULL)
op = 3;
+ else if (strstr(str, "check_address") != NULL)
+ op = 4;
else if (str[0] && str[1] && str[2] && str[3])
/* ascii string, but commands are not matched. */
return -EINVAL;
@@ -311,6 +371,15 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f,
data->inject.address = address;
return 0;
+ } else if (op == 4) {
+ if (sscanf(str, "%*s 0x%llx 0x%llx", &address, &value) != 2 &&
+ sscanf(str, "%*s %llu %llu", &address, &value) != 2)
+ return -EINVAL;
+
+ data->op = op;
+ data->inject.address = address;
+ data->inject.value = value;
+ return 0;
}
if (amdgpu_ras_find_block_id_by_name(block_name, &block_id))
@@ -500,6 +569,9 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f,
return size;
else
return ret;
+ } else if (data.op == 4) {
+ ret = amdgpu_check_address_validity(adev, data.inject.address, data.inject.value);
+ return ret ? ret : size;
}
if (!amdgpu_ras_is_supported(adev, data.head.block))
@@ -513,22 +585,16 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f,
ret = amdgpu_ras_feature_enable(adev, &data.head, 1);
break;
case 2:
- if ((data.inject.address >= adev->gmc.mc_vram_size &&
- adev->gmc.mc_vram_size) ||
- (data.inject.address >= RAS_UMC_INJECT_ADDR_LIMIT)) {
- dev_warn(adev->dev, "RAS WARN: input address "
- "0x%llx is invalid.",
+ /* umc ce/ue error injection for a bad page is not allowed */
+ if (data.head.block == AMDGPU_RAS_BLOCK__UMC)
+ ret = amdgpu_ras_check_bad_page(adev, data.inject.address);
+ if (ret == -EINVAL) {
+ dev_warn(adev->dev, "RAS WARN: input address 0x%llx is invalid.",
data.inject.address);
- ret = -EINVAL;
break;
- }
-
- /* umc ce/ue error injection for a bad page is not allowed */
- if ((data.head.block == AMDGPU_RAS_BLOCK__UMC) &&
- amdgpu_ras_check_bad_page(adev, data.inject.address)) {
- dev_warn(adev->dev, "RAS WARN: inject: 0x%llx has "
- "already been marked as bad!\n",
- data.inject.address);
+ } else if (ret == 1) {
+ dev_warn(adev->dev, "RAS WARN: inject: 0x%llx has already been marked as bad!\n",
+ data.inject.address);
break;
}
@@ -548,6 +614,8 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f,
return size;
}
+static int amdgpu_uniras_clear_badpages_info(struct amdgpu_device *adev);
+
/**
* DOC: AMDGPU RAS debugfs EEPROM table reset interface
*
@@ -572,6 +640,11 @@ static ssize_t amdgpu_ras_debugfs_eeprom_write(struct file *f,
(struct amdgpu_device *)file_inode(f)->i_private;
int ret;
+ if (amdgpu_uniras_enabled(adev)) {
+ ret = amdgpu_uniras_clear_badpages_info(adev);
+ return ret ? ret : size;
+ }
+
ret = amdgpu_ras_eeprom_reset_table(
&(amdgpu_ras_get_context(adev)->eeprom_control));
@@ -1479,9 +1552,51 @@ out_fini_err_data:
return ret;
}
+static int amdgpu_uniras_clear_badpages_info(struct amdgpu_device *adev)
+{
+ struct ras_cmd_dev_handle req = {0};
+ int ret;
+
+ ret = amdgpu_ras_mgr_handle_ras_cmd(adev, RAS_CMD__CLEAR_BAD_PAGE_INFO,
+ &req, sizeof(req), NULL, 0);
+ if (ret) {
+ dev_err(adev->dev, "Failed to clear bad pages info, ret: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int amdgpu_uniras_query_block_ecc(struct amdgpu_device *adev,
+ struct ras_query_if *info)
+{
+ struct ras_cmd_block_ecc_info_req req = {0};
+ struct ras_cmd_block_ecc_info_rsp rsp = {0};
+ int ret;
+
+ if (!info)
+ return -EINVAL;
+
+ req.block_id = info->head.block;
+ req.subblock_id = info->head.sub_block_index;
+
+ ret = amdgpu_ras_mgr_handle_ras_cmd(adev, RAS_CMD__GET_BLOCK_ECC_STATUS,
+ &req, sizeof(req), &rsp, sizeof(rsp));
+ if (!ret) {
+ info->ce_count = rsp.ce_count;
+ info->ue_count = rsp.ue_count;
+ info->de_count = rsp.de_count;
+ }
+
+ return ret;
+}
+
int amdgpu_ras_query_error_status(struct amdgpu_device *adev, struct ras_query_if *info)
{
- return amdgpu_ras_query_error_status_with_event(adev, info, RAS_EVENT_TYPE_INVALID);
+ if (amdgpu_uniras_enabled(adev))
+ return amdgpu_uniras_query_block_ecc(adev, info);
+ else
+ return amdgpu_ras_query_error_status_with_event(adev, info, RAS_EVENT_TYPE_INVALID);
}
int amdgpu_ras_reset_error_count(struct amdgpu_device *adev,
@@ -1533,6 +1648,27 @@ int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
return 0;
}
+static int amdgpu_uniras_error_inject(struct amdgpu_device *adev,
+ struct ras_inject_if *info)
+{
+ struct ras_cmd_inject_error_req inject_req;
+ struct ras_cmd_inject_error_rsp rsp;
+
+ if (!info)
+ return -EINVAL;
+
+ memset(&inject_req, 0, sizeof(inject_req));
+ inject_req.block_id = info->head.block;
+ inject_req.subblock_id = info->head.sub_block_index;
+ inject_req.address = info->address;
+ inject_req.error_type = info->head.type;
+ inject_req.instance_mask = info->instance_mask;
+ inject_req.method = info->value;
+
+ return amdgpu_ras_mgr_handle_ras_cmd(adev, RAS_CMD__INJECT_ERROR,
+ &inject_req, sizeof(inject_req), &rsp, sizeof(rsp));
+}
+
/* wrapper of psp_ras_trigger_error */
int amdgpu_ras_error_inject(struct amdgpu_device *adev,
struct ras_inject_if *info)
@@ -1550,6 +1686,9 @@ int amdgpu_ras_error_inject(struct amdgpu_device *adev,
info->head.block,
info->head.sub_block_index);
+ if (amdgpu_uniras_enabled(adev))
+ return amdgpu_uniras_error_inject(adev, info);
+
/* inject on guest isn't allowed, return success directly */
if (amdgpu_sriov_vf(adev))
return 0;
@@ -1694,7 +1833,9 @@ int amdgpu_ras_query_error_count(struct amdgpu_device *adev,
/* sysfs begin */
static int amdgpu_ras_badpages_read(struct amdgpu_device *adev,
- struct ras_badpage **bps, unsigned int *count);
+ struct ras_badpage *bps, uint32_t count, uint32_t start);
+static int amdgpu_uniras_badpages_read(struct amdgpu_device *adev,
+ struct ras_badpage *bps, uint32_t count, uint32_t start);
static char *amdgpu_ras_badpage_flags_str(unsigned int flags)
{
@@ -1752,19 +1893,50 @@ static ssize_t amdgpu_ras_sysfs_badpages_read(struct file *f,
unsigned int end = div64_ul(ppos + count - 1, element_size);
ssize_t s = 0;
struct ras_badpage *bps = NULL;
- unsigned int bps_count = 0;
+ int bps_count = 0, i, status;
+ uint64_t address;
memset(buf, 0, count);
- if (amdgpu_ras_badpages_read(adev, &bps, &bps_count))
+ bps_count = end - start;
+ bps = kmalloc_array(bps_count, sizeof(*bps), GFP_KERNEL);
+ if (!bps)
return 0;
- for (; start < end && start < bps_count; start++)
+ memset(bps, 0, sizeof(*bps) * bps_count);
+
+ if (amdgpu_uniras_enabled(adev))
+ bps_count = amdgpu_uniras_badpages_read(adev, bps, bps_count, start);
+ else
+ bps_count = amdgpu_ras_badpages_read(adev, bps, bps_count, start);
+
+ if (bps_count <= 0) {
+ kfree(bps);
+ return 0;
+ }
+
+ for (i = 0; i < bps_count; i++) {
+ address = ((uint64_t)bps[i].bp) << AMDGPU_GPU_PAGE_SHIFT;
+ if (amdgpu_ras_check_critical_address(adev, address))
+ continue;
+
+ bps[i].size = AMDGPU_GPU_PAGE_SIZE;
+
+ status = amdgpu_vram_mgr_query_page_status(&adev->mman.vram_mgr,
+ address);
+ if (status == -EBUSY)
+ bps[i].flags = AMDGPU_RAS_RETIRE_PAGE_PENDING;
+ else if (status == -ENOENT)
+ bps[i].flags = AMDGPU_RAS_RETIRE_PAGE_FAULT;
+ else
+ bps[i].flags = AMDGPU_RAS_RETIRE_PAGE_RESERVED;
+
s += scnprintf(&buf[s], element_size + 1,
"0x%08x : 0x%08x : %1s\n",
- bps[start].bp,
- bps[start].size,
- amdgpu_ras_badpage_flags_str(bps[start].flags));
+ bps[i].bp,
+ bps[i].size,
+ amdgpu_ras_badpage_flags_str(bps[i].flags));
+ }
kfree(bps);
@@ -1780,12 +1952,42 @@ static ssize_t amdgpu_ras_sysfs_features_read(struct device *dev,
return sysfs_emit(buf, "feature mask: 0x%x\n", con->features);
}
+static bool amdgpu_ras_get_version_info(struct amdgpu_device *adev, u32 *major,
+ u32 *minor, u32 *rev)
+{
+ int i;
+
+ if (!adev || !major || !minor || !rev || !amdgpu_uniras_enabled(adev))
+ return false;
+
+ for (i = 0; i < adev->num_ip_blocks; i++) {
+ if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_RAS) {
+ *major = adev->ip_blocks[i].version->major;
+ *minor = adev->ip_blocks[i].version->minor;
+ *rev = adev->ip_blocks[i].version->rev;
+ return true;
+ }
+ }
+
+ return false;
+}
+
static ssize_t amdgpu_ras_sysfs_version_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct amdgpu_ras *con =
container_of(attr, struct amdgpu_ras, version_attr);
- return sysfs_emit(buf, "table version: 0x%x\n", con->eeprom_control.tbl_hdr.version);
+ u32 major, minor, rev;
+ ssize_t size = 0;
+
+ size += sysfs_emit_at(buf, size, "table version: 0x%x\n",
+ con->eeprom_control.tbl_hdr.version);
+
+ if (amdgpu_ras_get_version_info(con->adev, &major, &minor, &rev))
+ size += sysfs_emit_at(buf, size, "ras version: %u.%u.%u\n",
+ major, minor, rev);
+
+ return size;
}
static ssize_t amdgpu_ras_sysfs_schema_show(struct device *dev,
@@ -2178,6 +2380,11 @@ void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev)
amdgpu_ras_is_err_state(adev, AMDGPU_RAS_BLOCK__ANY))
return;
+ if (amdgpu_uniras_enabled(adev)) {
+ amdgpu_ras_mgr_handle_fatal_interrupt(adev, NULL);
+ return;
+ }
+
if (adev->nbio.ras &&
adev->nbio.ras->handle_ras_controller_intr_no_bifring)
adev->nbio.ras->handle_ras_controller_intr_no_bifring(adev);
@@ -2348,6 +2555,16 @@ int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
struct ras_manager *obj;
struct ras_ih_data *data;
+ if (amdgpu_uniras_enabled(adev)) {
+ struct ras_ih_info ih_info;
+
+ memset(&ih_info, 0, sizeof(ih_info));
+ ih_info.block = info->head.block;
+ memcpy(&ih_info.iv_entry, info->entry, sizeof(struct amdgpu_iv_entry));
+
+ return amdgpu_ras_mgr_handle_controller_interrupt(adev, &ih_info);
+ }
+
obj = amdgpu_ras_find_obj(adev, &info->head);
if (!obj)
return -EINVAL;
@@ -2542,54 +2759,83 @@ static void amdgpu_ras_query_err_status(struct amdgpu_device *adev)
}
}
-/* recovery begin */
-
-/* return 0 on success.
- * caller need free bps.
- */
static int amdgpu_ras_badpages_read(struct amdgpu_device *adev,
- struct ras_badpage **bps, unsigned int *count)
+ struct ras_badpage *bps, uint32_t count, uint32_t start)
{
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
struct ras_err_handler_data *data;
- int i = 0;
- int ret = 0, status;
+ int r = 0;
+ uint32_t i;
if (!con || !con->eh_data || !bps || !count)
return -EINVAL;
mutex_lock(&con->recovery_lock);
data = con->eh_data;
- if (!data || data->count == 0) {
- *bps = NULL;
- ret = -EINVAL;
- goto out;
+ if (start < data->count) {
+ for (i = start; i < data->count; i++) {
+ if (!data->bps[i].ts)
+ continue;
+
+ bps[r].bp = data->bps[i].retired_page;
+ r++;
+ if (r >= count)
+ break;
+ }
}
+ mutex_unlock(&con->recovery_lock);
- *bps = kmalloc(sizeof(struct ras_badpage) * data->count, GFP_KERNEL);
- if (!*bps) {
- ret = -ENOMEM;
- goto out;
- }
+ return r;
+}
- for (; i < data->count; i++) {
- (*bps)[i] = (struct ras_badpage){
- .bp = data->bps[i].retired_page,
- .size = AMDGPU_GPU_PAGE_SIZE,
- .flags = AMDGPU_RAS_RETIRE_PAGE_RESERVED,
- };
- status = amdgpu_vram_mgr_query_page_status(&adev->mman.vram_mgr,
- data->bps[i].retired_page << AMDGPU_GPU_PAGE_SHIFT);
- if (status == -EBUSY)
- (*bps)[i].flags = AMDGPU_RAS_RETIRE_PAGE_PENDING;
- else if (status == -ENOENT)
- (*bps)[i].flags = AMDGPU_RAS_RETIRE_PAGE_FAULT;
+static int amdgpu_uniras_badpages_read(struct amdgpu_device *adev,
+ struct ras_badpage *bps, uint32_t count, uint32_t start)
+{
+ struct ras_cmd_bad_pages_info_req cmd_input;
+ struct ras_cmd_bad_pages_info_rsp *output;
+ uint32_t group, start_group, end_group;
+ uint32_t pos, pos_in_group;
+ int r = 0, i;
+
+ if (!bps || !count)
+ return -EINVAL;
+
+ output = kmalloc(sizeof(*output), GFP_KERNEL);
+ if (!output)
+ return -ENOMEM;
+
+ memset(&cmd_input, 0, sizeof(cmd_input));
+
+ start_group = start / RAS_CMD_MAX_BAD_PAGES_PER_GROUP;
+ end_group = (start + count + RAS_CMD_MAX_BAD_PAGES_PER_GROUP - 1) /
+ RAS_CMD_MAX_BAD_PAGES_PER_GROUP;
+
+ pos = start;
+ for (group = start_group; group < end_group; group++) {
+ memset(output, 0, sizeof(*output));
+ cmd_input.group_index = group;
+ if (amdgpu_ras_mgr_handle_ras_cmd(adev, RAS_CMD__GET_BAD_PAGES,
+ &cmd_input, sizeof(cmd_input), output, sizeof(*output)))
+ goto out;
+
+ if (pos >= output->bp_total_cnt)
+ goto out;
+
+ pos_in_group = pos - group * RAS_CMD_MAX_BAD_PAGES_PER_GROUP;
+ for (i = pos_in_group; i < output->bp_in_group; i++, pos++) {
+ if (!output->records[i].ts)
+ continue;
+
+ bps[r].bp = output->records[i].retired_page;
+ r++;
+ if (r >= count)
+ goto out;
+ }
}
- *count = data->count;
out:
- mutex_unlock(&con->recovery_lock);
- return ret;
+ kfree(output);
+ return r;
}
static void amdgpu_ras_set_fed_all(struct amdgpu_device *adev,
@@ -2638,6 +2884,7 @@ static void amdgpu_ras_do_recovery(struct work_struct *work)
struct amdgpu_device *adev = ras->adev;
struct list_head device_list, *device_list_handle = NULL;
struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev);
+ unsigned int error_query_mode;
enum ras_event_type type;
if (hive) {
@@ -2666,11 +2913,22 @@ static void amdgpu_ras_do_recovery(struct work_struct *work)
device_list_handle = &device_list;
}
+ if (amdgpu_ras_get_error_query_mode(adev, &error_query_mode)) {
+ if (error_query_mode == AMDGPU_RAS_FIRMWARE_ERROR_QUERY) {
+ /* wait 500ms to ensure pmfw polling mca bank info done */
+ msleep(500);
+ }
+ }
+
type = amdgpu_ras_get_fatal_error_event(adev);
list_for_each_entry(remote_adev,
device_list_handle, gmc.xgmi.head) {
- amdgpu_ras_query_err_status(remote_adev);
- amdgpu_ras_log_on_err_counter(remote_adev, type);
+ if (amdgpu_uniras_enabled(remote_adev)) {
+ amdgpu_ras_mgr_update_ras_ecc(remote_adev);
+ } else {
+ amdgpu_ras_query_err_status(remote_adev);
+ amdgpu_ras_log_on_err_counter(remote_adev, type);
+ }
}
}
@@ -2722,7 +2980,7 @@ static int amdgpu_ras_realloc_eh_data_space(struct amdgpu_device *adev,
unsigned int old_space = data->count + data->space_left;
unsigned int new_space = old_space + pages;
unsigned int align_space = ALIGN(new_space, 512);
- void *bps = kmalloc(align_space * sizeof(*data->bps), GFP_KERNEL);
+ void *bps = kmalloc_array(align_space, sizeof(*data->bps), GFP_KERNEL);
if (!bps) {
return -ENOMEM;
@@ -2758,8 +3016,13 @@ static int amdgpu_ras_mca2pa_by_idx(struct amdgpu_device *adev,
addr_in.ma.err_addr = bps->address;
addr_in.ma.socket_id = socket;
addr_in.ma.ch_inst = bps->mem_channel;
- /* tell RAS TA the node instance is not used */
- addr_in.ma.node_inst = TA_RAS_INV_NODE;
+ if (!amdgpu_ras_smu_eeprom_supported(adev)) {
+ /* tell RAS TA the node instance is not used */
+ addr_in.ma.node_inst = TA_RAS_INV_NODE;
+ } else {
+ addr_in.ma.umc_inst = bps->mcumc_id;
+ addr_in.ma.node_inst = bps->cu;
+ }
if (adev->umc.ras && adev->umc.ras->convert_ras_err_addr)
ret = adev->umc.ras->convert_ras_err_addr(adev, err_data,
@@ -2814,8 +3077,11 @@ static int __amdgpu_ras_restore_bad_pages(struct amdgpu_device *adev,
for (j = 0; j < count; j++) {
if (amdgpu_ras_check_bad_page_unlock(con,
- bps[j].retired_page << AMDGPU_GPU_PAGE_SHIFT))
+ bps[j].retired_page << AMDGPU_GPU_PAGE_SHIFT)) {
+ data->count++;
+ data->space_left--;
continue;
+ }
if (!data->space_left &&
amdgpu_ras_realloc_eh_data_space(adev, data, 256)) {
@@ -2828,6 +3094,7 @@ static int __amdgpu_ras_restore_bad_pages(struct amdgpu_device *adev,
sizeof(struct eeprom_table_record));
data->count++;
data->space_left--;
+ con->bad_page_num++;
}
return 0;
@@ -2898,8 +3165,16 @@ static int __amdgpu_ras_convert_rec_from_rom(struct amdgpu_device *adev,
int i = 0;
enum amdgpu_memory_partition save_nps;
- save_nps = (bps->retired_page >> UMC_NPS_SHIFT) & UMC_NPS_MASK;
- bps->retired_page &= ~(UMC_NPS_MASK << UMC_NPS_SHIFT);
+ if (!amdgpu_ras_smu_eeprom_supported(adev)) {
+ save_nps = (bps->retired_page >> UMC_NPS_SHIFT) & UMC_NPS_MASK;
+ bps->retired_page &= ~(UMC_NPS_MASK << UMC_NPS_SHIFT);
+ } else {
+ /* if pmfw manages eeprom, save_nps is not stored on eeprom,
+ * we should always convert mca address into physical address,
+ * make save_nps different from nps
+ */
+ save_nps = nps + 1;
+ }
if (save_nps == nps) {
if (amdgpu_umc_pages_in_a_row(adev, err_data,
@@ -2965,7 +3240,8 @@ int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
if (from_rom) {
/* there is no pa recs in V3, so skip pa recs processing */
- if (control->tbl_hdr.version < RAS_TABLE_VER_V3) {
+ if ((control->tbl_hdr.version < RAS_TABLE_VER_V3) &&
+ !amdgpu_ras_smu_eeprom_supported(adev)) {
for (i = 0; i < pages; i++) {
if (control->ras_num_recs - i >= adev->umc.retire_unit) {
if ((bps[i].address == bps[i + 1].address) &&
@@ -2974,7 +3250,7 @@ int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
ret = __amdgpu_ras_convert_rec_array_from_rom(adev,
&bps[i], &err_data, nps);
if (ret)
- control->ras_num_bad_pages -= adev->umc.retire_unit;
+ con->bad_page_num -= adev->umc.retire_unit;
i += (adev->umc.retire_unit - 1);
} else {
break;
@@ -2988,8 +3264,10 @@ int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
ret = __amdgpu_ras_convert_rec_from_rom(adev,
&bps[i], &err_data, nps);
if (ret)
- control->ras_num_bad_pages -= adev->umc.retire_unit;
+ con->bad_page_num -= adev->umc.retire_unit;
}
+
+ con->eh_data->count_saved = con->eh_data->count;
} else {
ret = __amdgpu_ras_restore_bad_pages(adev, bps, pages);
}
@@ -3012,7 +3290,7 @@ int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
struct ras_err_handler_data *data;
struct amdgpu_ras_eeprom_control *control;
- int save_count, unit_num, bad_page_num, i;
+ int save_count, unit_num, i;
if (!con || !con->eh_data) {
if (new_cnt)
@@ -3033,27 +3311,32 @@ int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
mutex_lock(&con->recovery_lock);
control = &con->eeprom_control;
data = con->eh_data;
- bad_page_num = control->ras_num_bad_pages;
- save_count = data->count - bad_page_num;
+ if (amdgpu_ras_smu_eeprom_supported(adev))
+ unit_num = control->ras_num_recs -
+ control->ras_num_recs_old;
+ else
+ unit_num = data->count / adev->umc.retire_unit -
+ control->ras_num_recs;
+
+ save_count = con->bad_page_num - control->ras_num_bad_pages;
mutex_unlock(&con->recovery_lock);
- unit_num = save_count / adev->umc.retire_unit;
if (new_cnt)
*new_cnt = unit_num;
/* only new entries are saved */
- if (save_count > 0) {
+ if (unit_num && save_count) {
/*old asics only save pa to eeprom like before*/
if (IP_VERSION_MAJ(amdgpu_ip_version(adev, UMC_HWIP, 0)) < 12) {
if (amdgpu_ras_eeprom_append(control,
- &data->bps[bad_page_num], save_count)) {
+ &data->bps[data->count_saved], unit_num)) {
dev_err(adev->dev, "Failed to save EEPROM table data!");
return -EIO;
}
} else {
for (i = 0; i < unit_num; i++) {
if (amdgpu_ras_eeprom_append(control,
- &data->bps[bad_page_num +
+ &data->bps[data->count_saved +
i * adev->umc.retire_unit], 1)) {
dev_err(adev->dev, "Failed to save EEPROM table data!");
return -EIO;
@@ -3062,6 +3345,7 @@ int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
}
dev_info(adev->dev, "Saved %d pages to EEPROM table.\n", save_count);
+ data->count_saved = data->count;
}
return 0;
@@ -3094,7 +3378,8 @@ static int amdgpu_ras_load_bad_pages(struct amdgpu_device *adev)
/*In V3, there is no pa recs, and some cases(when address==0) may be parsed
as pa recs, so add verion check to avoid it.
*/
- if (control->tbl_hdr.version < RAS_TABLE_VER_V3) {
+ if ((control->tbl_hdr.version < RAS_TABLE_VER_V3) &&
+ !amdgpu_ras_smu_eeprom_supported(adev)) {
for (i = 0; i < control->ras_num_recs; i++) {
if ((control->ras_num_recs - i) >= adev->umc.retire_unit) {
if ((bps[i].address == bps[i + 1].address) &&
@@ -3116,17 +3401,17 @@ static int amdgpu_ras_load_bad_pages(struct amdgpu_device *adev)
}
}
+ ret = amdgpu_ras_add_bad_pages(adev, bps, control->ras_num_recs, true);
+ if (ret)
+ goto out;
+
ret = amdgpu_ras_eeprom_check(control);
if (ret)
goto out;
/* HW not usable */
- if (amdgpu_ras_is_rma(adev)) {
+ if (amdgpu_ras_is_rma(adev))
ret = -EHWPOISON;
- goto out;
- }
-
- ret = amdgpu_ras_add_bad_pages(adev, bps, control->ras_num_recs, true);
}
out:
@@ -3134,18 +3419,24 @@ out:
return ret;
}
-static bool amdgpu_ras_check_bad_page_unlock(struct amdgpu_ras *con,
+static int amdgpu_ras_check_bad_page_unlock(struct amdgpu_ras *con,
uint64_t addr)
{
struct ras_err_handler_data *data = con->eh_data;
+ struct amdgpu_device *adev = con->adev;
int i;
+ if ((addr >= adev->gmc.mc_vram_size &&
+ adev->gmc.mc_vram_size) ||
+ (addr >= RAS_UMC_INJECT_ADDR_LIMIT))
+ return -EINVAL;
+
addr >>= AMDGPU_GPU_PAGE_SHIFT;
for (i = 0; i < data->count; i++)
if (addr == data->bps[i].retired_page)
- return true;
+ return 1;
- return false;
+ return 0;
}
/*
@@ -3153,11 +3444,11 @@ static bool amdgpu_ras_check_bad_page_unlock(struct amdgpu_ras *con,
*
* Note: this check is only for umc block
*/
-static bool amdgpu_ras_check_bad_page(struct amdgpu_device *adev,
+static int amdgpu_ras_check_bad_page(struct amdgpu_device *adev,
uint64_t addr)
{
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
- bool ret = false;
+ int ret = 0;
if (!con || !con->eh_data)
return ret;
@@ -3241,7 +3532,7 @@ static void amdgpu_ras_ecc_log_init(struct ras_ecc_log_info *ecc_log)
INIT_RADIX_TREE(&ecc_log->de_page_tree, GFP_KERNEL);
ecc_log->de_queried_count = 0;
- ecc_log->prev_de_queried_count = 0;
+ ecc_log->consumption_q_count = 0;
}
static void amdgpu_ras_ecc_log_fini(struct ras_ecc_log_info *ecc_log)
@@ -3261,7 +3552,7 @@ static void amdgpu_ras_ecc_log_fini(struct ras_ecc_log_info *ecc_log)
mutex_destroy(&ecc_log->lock);
ecc_log->de_queried_count = 0;
- ecc_log->prev_de_queried_count = 0;
+ ecc_log->consumption_q_count = 0;
}
static bool amdgpu_ras_schedule_retirement_dwork(struct amdgpu_ras *con,
@@ -3287,7 +3578,6 @@ static void amdgpu_ras_do_page_retirement(struct work_struct *work)
page_retirement_dwork.work);
struct amdgpu_device *adev = con->adev;
struct ras_err_data err_data;
- unsigned long err_cnt;
/* If gpu reset is ongoing, delay retiring the bad pages */
if (amdgpu_in_reset(adev) || amdgpu_ras_in_recovery(adev)) {
@@ -3299,13 +3589,9 @@ static void amdgpu_ras_do_page_retirement(struct work_struct *work)
amdgpu_ras_error_data_init(&err_data);
amdgpu_umc_handle_bad_pages(adev, &err_data);
- err_cnt = err_data.err_addr_cnt;
amdgpu_ras_error_data_fini(&err_data);
- if (err_cnt && amdgpu_ras_is_rma(adev))
- amdgpu_ras_reset_gpu(adev);
-
amdgpu_ras_schedule_retirement_dwork(con,
AMDGPU_RAS_RETIRE_PAGE_INTERVAL);
}
@@ -3316,49 +3602,39 @@ static int amdgpu_ras_poison_creation_handler(struct amdgpu_device *adev,
int ret = 0;
struct ras_ecc_log_info *ecc_log;
struct ras_query_if info;
- uint32_t timeout = 0;
+ u32 timeout = MAX_UMC_POISON_POLLING_TIME_ASYNC;
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
- uint64_t de_queried_count;
- uint32_t new_detect_count, total_detect_count;
- uint32_t need_query_count = poison_creation_count;
+ u64 de_queried_count;
+ u64 consumption_q_count;
enum ras_event_type type = RAS_EVENT_TYPE_POISON_CREATION;
memset(&info, 0, sizeof(info));
info.head.block = AMDGPU_RAS_BLOCK__UMC;
ecc_log = &ras->umc_ecc_log;
- total_detect_count = 0;
+ ecc_log->de_queried_count = 0;
+ ecc_log->consumption_q_count = 0;
+
do {
ret = amdgpu_ras_query_error_status_with_event(adev, &info, type);
if (ret)
return ret;
de_queried_count = ecc_log->de_queried_count;
- if (de_queried_count > ecc_log->prev_de_queried_count) {
- new_detect_count = de_queried_count - ecc_log->prev_de_queried_count;
- ecc_log->prev_de_queried_count = de_queried_count;
- timeout = 0;
- } else {
- new_detect_count = 0;
- }
+ consumption_q_count = ecc_log->consumption_q_count;
- if (new_detect_count) {
- total_detect_count += new_detect_count;
- } else {
- if (!timeout && need_query_count)
- timeout = MAX_UMC_POISON_POLLING_TIME_ASYNC;
+ if (de_queried_count && consumption_q_count)
+ break;
- if (timeout) {
- if (!--timeout)
- break;
- msleep(1);
- }
- }
- } while (total_detect_count < need_query_count);
+ msleep(100);
+ } while (--timeout);
- if (total_detect_count)
+ if (de_queried_count)
schedule_delayed_work(&ras->page_retirement_dwork, 0);
+ if (amdgpu_ras_is_rma(adev) && atomic_cmpxchg(&ras->rma_in_recovery, 0, 1) == 0)
+ amdgpu_ras_reset_gpu(adev);
+
return 0;
}
@@ -3394,6 +3670,12 @@ static int amdgpu_ras_poison_consumption_handler(struct amdgpu_device *adev,
reset_flags |= msg.reset;
}
+ /*
+ * Try to ensure poison creation handler is completed first
+ * to set rma if bad page exceed threshold.
+ */
+ flush_delayed_work(&con->page_retirement_dwork);
+
/* for RMA, amdgpu_ras_poison_creation_handler will trigger gpu reset */
if (reset_flags && !amdgpu_ras_is_rma(adev)) {
if (reset_flags & AMDGPU_RAS_GPU_RESET_MODE1_RESET)
@@ -3403,8 +3685,6 @@ static int amdgpu_ras_poison_consumption_handler(struct amdgpu_device *adev,
else
reset = reset_flags;
- flush_delayed_work(&con->page_retirement_dwork);
-
con->gpu_reset_flags |= reset;
amdgpu_ras_reset_gpu(adev);
@@ -3434,6 +3714,7 @@ static int amdgpu_ras_page_retirement_thread(void *param)
if (kthread_should_stop())
break;
+ mutex_lock(&con->poison_lock);
gpu_reset = 0;
do {
@@ -3446,7 +3727,8 @@ static int amdgpu_ras_page_retirement_thread(void *param)
atomic_sub(poison_creation_count, &con->poison_creation_count);
atomic_sub(poison_creation_count, &con->page_retirement_req_cnt);
}
- } while (atomic_read(&con->poison_creation_count));
+ } while (atomic_read(&con->poison_creation_count) &&
+ !atomic_read(&con->poison_consumption_count));
if (ret != -EIO) {
msg_count = kfifo_len(&con->poison_fifo);
@@ -3463,6 +3745,7 @@ static int amdgpu_ras_page_retirement_thread(void *param)
/* gpu mode-1 reset is ongoing or just completed ras mode-1 reset */
/* Clear poison creation request */
atomic_set(&con->poison_creation_count, 0);
+ atomic_set(&con->poison_consumption_count, 0);
/* Clear poison fifo */
amdgpu_ras_clear_poison_fifo(adev);
@@ -3487,9 +3770,12 @@ static int amdgpu_ras_page_retirement_thread(void *param)
atomic_sub(msg_count, &con->page_retirement_req_cnt);
}
+ atomic_set(&con->poison_consumption_count, 0);
+
/* Wake up work to save bad pages to eeprom */
schedule_delayed_work(&con->page_retirement_dwork, 0);
}
+ mutex_unlock(&con->poison_lock);
}
return 0;
@@ -3504,7 +3790,12 @@ int amdgpu_ras_init_badpage_info(struct amdgpu_device *adev)
if (!con || amdgpu_sriov_vf(adev))
return 0;
+ if (amdgpu_uniras_enabled(adev))
+ return 0;
+
control = &con->eeprom_control;
+ con->ras_smu_drv = amdgpu_dpm_get_ras_smu_driver(adev);
+
ret = amdgpu_ras_eeprom_init(control);
control->is_eeprom_valid = !ret;
@@ -3570,8 +3861,10 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev, bool init_bp_info)
}
mutex_init(&con->recovery_lock);
+ mutex_init(&con->poison_lock);
INIT_WORK(&con->recovery_work, amdgpu_ras_do_recovery);
atomic_set(&con->in_recovery, 0);
+ atomic_set(&con->rma_in_recovery, 0);
con->eeprom_control.bad_channel_bitmap = 0;
max_eeprom_records_count = amdgpu_ras_eeprom_max_record_count(&con->eeprom_control);
@@ -3589,6 +3882,7 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev, bool init_bp_info)
init_waitqueue_head(&con->page_retirement_wq);
atomic_set(&con->page_retirement_req_cnt, 0);
atomic_set(&con->poison_creation_count, 0);
+ atomic_set(&con->poison_consumption_count, 0);
con->page_retirement_thread =
kthread_run(amdgpu_ras_page_retirement_thread, adev, "umc_page_retirement");
if (IS_ERR(con->page_retirement_thread)) {
@@ -3661,6 +3955,10 @@ static int amdgpu_ras_recovery_fini(struct amdgpu_device *adev)
kfree(data);
mutex_unlock(&con->recovery_lock);
+ amdgpu_ras_critical_region_init(adev);
+#ifdef CONFIG_X86_MCE_AMD
+ amdgpu_unregister_bad_pages_mca_notifier(adev);
+#endif
return 0;
}
/* recovery end */
@@ -3884,7 +4182,6 @@ static void amdgpu_ras_counte_dw(struct work_struct *work)
atomic_set(&con->ras_ue_count, ue_count);
}
- pm_runtime_mark_last_busy(dev->dev);
Out:
pm_runtime_put_autosuspend(dev->dev);
}
@@ -4087,6 +4384,12 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
goto release_con;
}
+ con->init_task_pid = task_pid_nr(current);
+ get_task_comm(con->init_task_comm, current);
+
+ mutex_init(&con->critical_region_lock);
+ INIT_LIST_HEAD(&con->critical_region_head);
+
dev_info(adev->dev, "RAS INFO: ras initialized successfully, "
"hardware ability[%x] ras_mask[%x]\n",
adev->ras_hw_enabled, adev->ras_enabled);
@@ -4366,6 +4669,9 @@ int amdgpu_ras_fini(struct amdgpu_device *adev)
if (!adev->ras_enabled || !con)
return 0;
+ amdgpu_ras_critical_region_fini(adev);
+ mutex_destroy(&con->critical_region_lock);
+
list_for_each_entry_safe(ras_node, tmp, &adev->ras_list, node) {
if (ras_node->ras_obj) {
obj = ras_node->ras_obj;
@@ -4484,6 +4790,9 @@ int amdgpu_ras_mark_ras_event_caller(struct amdgpu_device *adev, enum ras_event_
struct ras_event_state *event_state;
int ret = 0;
+ if (amdgpu_uniras_enabled(adev))
+ return 0;
+
if (type >= RAS_EVENT_TYPE_COUNT) {
ret = -EINVAL;
goto out;
@@ -4534,20 +4843,18 @@ u64 amdgpu_ras_acquire_event_id(struct amdgpu_device *adev, enum ras_event_type
return id;
}
-void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev)
+int amdgpu_ras_global_ras_isr(struct amdgpu_device *adev)
{
if (atomic_cmpxchg(&amdgpu_ras_in_intr, 0, 1) == 0) {
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
enum ras_event_type type = RAS_EVENT_TYPE_FATAL;
- u64 event_id;
+ u64 event_id = RAS_EVENT_INVALID_ID;
- if (amdgpu_ras_mark_ras_event(adev, type)) {
- dev_err(adev->dev,
- "uncorrectable hardware error (ERREVENT_ATHUB_INTERRUPT) detected!\n");
- return;
- }
+ if (amdgpu_uniras_enabled(adev))
+ return 0;
- event_id = amdgpu_ras_acquire_event_id(adev, type);
+ if (!amdgpu_ras_mark_ras_event(adev, type))
+ event_id = amdgpu_ras_acquire_event_id(adev, type);
RAS_EVENT_LOG(adev, event_id, "uncorrectable hardware error"
"(ERREVENT_ATHUB_INTERRUPT) detected!\n");
@@ -4556,6 +4863,8 @@ void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev)
ras->gpu_reset_flags |= AMDGPU_RAS_GPU_RESET_MODE1_RESET;
amdgpu_ras_reset_gpu(adev);
}
+
+ return -EBUSY;
}
bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev)
@@ -4683,6 +4992,28 @@ static void amdgpu_register_bad_pages_mca_notifier(struct amdgpu_device *adev)
notifier_registered = true;
}
}
+static void amdgpu_unregister_bad_pages_mca_notifier(struct amdgpu_device *adev)
+{
+ int i, j;
+
+ if (!notifier_registered && !mce_adev_list.num_gpu)
+ return;
+ for (i = 0, j = 0; i < mce_adev_list.num_gpu; i++) {
+ if (mce_adev_list.devs[i] == adev)
+ mce_adev_list.devs[i] = NULL;
+ if (!mce_adev_list.devs[i])
+ ++j;
+ }
+
+ if (j == mce_adev_list.num_gpu) {
+ mce_adev_list.num_gpu = 0;
+ /* Unregister x86 notifier with MCE subsystem. */
+ if (notifier_registered) {
+ mce_unregister_decode_chain(&amdgpu_bad_page_nb);
+ notifier_registered = false;
+ }
+ }
+}
#endif
struct amdgpu_ras *amdgpu_ras_get_context(struct amdgpu_device *adev)
@@ -5274,6 +5605,9 @@ int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn)
uint64_t start = pfn << AMDGPU_GPU_PAGE_SHIFT;
int ret = 0;
+ if (amdgpu_ras_check_critical_address(adev, start))
+ return 0;
+
mutex_lock(&con->page_rsv_lock);
ret = amdgpu_vram_mgr_query_page_status(mgr, start);
if (ret == -ENOENT)
@@ -5305,8 +5639,110 @@ bool amdgpu_ras_is_rma(struct amdgpu_device *adev)
{
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ if (amdgpu_uniras_enabled(adev))
+ return amdgpu_ras_mgr_is_rma(adev);
+
if (!con)
return false;
return con->is_rma;
}
+
+int amdgpu_ras_add_critical_region(struct amdgpu_device *adev,
+ struct amdgpu_bo *bo)
+{
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ struct amdgpu_vram_mgr_resource *vres;
+ struct ras_critical_region *region;
+ struct drm_buddy_block *block;
+ int ret = 0;
+
+ if (!bo || !bo->tbo.resource)
+ return -EINVAL;
+
+ vres = to_amdgpu_vram_mgr_resource(bo->tbo.resource);
+
+ mutex_lock(&con->critical_region_lock);
+
+ /* Check if the bo had been recorded */
+ list_for_each_entry(region, &con->critical_region_head, node)
+ if (region->bo == bo)
+ goto out;
+
+ /* Record new critical amdgpu bo */
+ list_for_each_entry(block, &vres->blocks, link) {
+ region = kzalloc(sizeof(*region), GFP_KERNEL);
+ if (!region) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ region->bo = bo;
+ region->start = amdgpu_vram_mgr_block_start(block);
+ region->size = amdgpu_vram_mgr_block_size(block);
+ list_add_tail(&region->node, &con->critical_region_head);
+ }
+
+out:
+ mutex_unlock(&con->critical_region_lock);
+
+ return ret;
+}
+
+static void amdgpu_ras_critical_region_init(struct amdgpu_device *adev)
+{
+ amdgpu_ras_add_critical_region(adev, adev->mman.fw_reserved_memory);
+}
+
+static void amdgpu_ras_critical_region_fini(struct amdgpu_device *adev)
+{
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ struct ras_critical_region *region, *tmp;
+
+ mutex_lock(&con->critical_region_lock);
+ list_for_each_entry_safe(region, tmp, &con->critical_region_head, node) {
+ list_del(&region->node);
+ kfree(region);
+ }
+ mutex_unlock(&con->critical_region_lock);
+}
+
+bool amdgpu_ras_check_critical_address(struct amdgpu_device *adev, uint64_t addr)
+{
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ struct ras_critical_region *region;
+ bool ret = false;
+
+ mutex_lock(&con->critical_region_lock);
+ list_for_each_entry(region, &con->critical_region_head, node) {
+ if ((region->start <= addr) &&
+ (addr < (region->start + region->size))) {
+ ret = true;
+ break;
+ }
+ }
+ mutex_unlock(&con->critical_region_lock);
+
+ return ret;
+}
+
+void amdgpu_ras_pre_reset(struct amdgpu_device *adev,
+ struct list_head *device_list)
+{
+ struct amdgpu_device *tmp_adev = NULL;
+
+ list_for_each_entry(tmp_adev, device_list, reset_list) {
+ if (amdgpu_uniras_enabled(tmp_adev))
+ amdgpu_ras_mgr_pre_reset(tmp_adev);
+ }
+}
+
+void amdgpu_ras_post_reset(struct amdgpu_device *adev,
+ struct list_head *device_list)
+{
+ struct amdgpu_device *tmp_adev = NULL;
+
+ list_for_each_entry(tmp_adev, device_list, reset_list) {
+ if (amdgpu_uniras_enabled(tmp_adev))
+ amdgpu_ras_mgr_post_reset(tmp_adev);
+ }
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index 927d6bff734a..ff44190d7d98 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -492,11 +492,45 @@ struct ras_ecc_err {
struct ras_ecc_log_info {
struct mutex lock;
struct radix_tree_root de_page_tree;
- uint64_t de_queried_count;
- uint64_t prev_de_queried_count;
+ uint64_t de_queried_count;
+ uint64_t consumption_q_count;
+};
+
+struct ras_critical_region {
+ struct list_head node;
+ struct amdgpu_bo *bo;
+ uint64_t start;
+ uint64_t size;
+};
+
+struct ras_eeprom_table_version {
+ uint32_t minor : 16;
+ uint32_t major : 16;
+};
+
+struct ras_eeprom_smu_funcs {
+ int (*get_ras_table_version)(struct amdgpu_device *adev,
+ uint32_t *table_version);
+ int (*get_badpage_count)(struct amdgpu_device *adev, uint32_t *count, uint32_t timeout);
+ int (*get_badpage_mca_addr)(struct amdgpu_device *adev, uint16_t index, uint64_t *mca_addr);
+ int (*set_timestamp)(struct amdgpu_device *adev, uint64_t timestamp);
+ int (*get_timestamp)(struct amdgpu_device *adev,
+ uint16_t index, uint64_t *timestamp);
+ int (*get_badpage_ipid)(struct amdgpu_device *adev, uint16_t index, uint64_t *ipid);
+ int (*erase_ras_table)(struct amdgpu_device *adev, uint32_t *result);
+};
+
+enum ras_smu_feature_flags {
+ RAS_SMU_FEATURE_BIT__RAS_EEPROM = BIT_ULL(0),
+};
+
+struct ras_smu_drv {
+ const struct ras_eeprom_smu_funcs *smu_eeprom_funcs;
+ void (*ras_smu_feature_flags)(struct amdgpu_device *adev, uint64_t *flags);
};
struct amdgpu_ras {
+ void *ras_mgr;
/* ras infrastructure */
/* for ras itself. */
uint32_t features;
@@ -515,6 +549,7 @@ struct amdgpu_ras {
/* gpu recovery */
struct work_struct recovery_work;
atomic_t in_recovery;
+ atomic_t rma_in_recovery;
struct amdgpu_device *adev;
/* error handler data */
struct ras_err_handler_data *eh_data;
@@ -557,6 +592,7 @@ struct amdgpu_ras {
struct mutex page_retirement_lock;
atomic_t page_retirement_req_cnt;
atomic_t poison_creation_count;
+ atomic_t poison_consumption_count;
struct mutex page_rsv_lock;
DECLARE_KFIFO(poison_fifo, struct ras_poison_msg, 128);
struct ras_ecc_log_info umc_ecc_log;
@@ -570,6 +606,21 @@ struct amdgpu_ras {
struct ras_event_manager *event_mgr;
uint64_t reserved_pages_in_bytes;
+
+ pid_t init_task_pid;
+ char init_task_comm[TASK_COMM_LEN];
+
+ int bad_page_num;
+
+ struct list_head critical_region_head;
+ struct mutex critical_region_lock;
+
+ /* Protect poison injection */
+ struct mutex poison_lock;
+
+ /* Disable/Enable uniras switch */
+ bool uniras_enabled;
+ const struct ras_smu_drv *ras_smu_drv;
};
struct ras_fs_data {
@@ -608,6 +659,7 @@ struct ras_err_handler_data {
struct eeprom_table_record *bps;
/* the count of entries */
int count;
+ int count_saved;
/* the space can place new entries */
int space_left;
};
@@ -888,7 +940,7 @@ static inline void amdgpu_ras_intr_cleared(void)
atomic_set(&amdgpu_ras_in_intr, 0);
}
-void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
+int amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
@@ -973,6 +1025,9 @@ int amdgpu_ras_mark_ras_event_caller(struct amdgpu_device *adev, enum ras_event_
int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn);
+int amdgpu_ras_add_critical_region(struct amdgpu_device *adev, struct amdgpu_bo *bo);
+bool amdgpu_ras_check_critical_address(struct amdgpu_device *adev, uint64_t addr);
+
int amdgpu_ras_put_poison_req(struct amdgpu_device *adev,
enum amdgpu_ras_block block, uint16_t pasid,
pasid_notify pasid_fn, void *data, uint32_t reset);
@@ -984,4 +1039,9 @@ void amdgpu_ras_event_log_print(struct amdgpu_device *adev, u64 event_id,
const char *fmt, ...);
bool amdgpu_ras_is_rma(struct amdgpu_device *adev);
+
+void amdgpu_ras_pre_reset(struct amdgpu_device *adev,
+ struct list_head *device_list);
+void amdgpu_ras_post_reset(struct amdgpu_device *adev,
+ struct list_head *device_list);
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
index 9bda9ad13f88..64dd7a81bff5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
@@ -32,6 +32,7 @@
#include <linux/uaccess.h>
#include "amdgpu_reset.h"
+#include "amdgpu_ras_mgr.h"
/* These are memory addresses as would be seen by one or more EEPROM
* chips strung on the I2C bus, usually by manipulating pins 1-3 of a
@@ -123,6 +124,8 @@
RAS_TABLE_V2_1_INFO_SIZE) \
/ RAS_TABLE_RECORD_SIZE)
+#define RAS_SMU_MESSAGE_TIMEOUT_MS 1000 /* 1s */
+
/* Given a zero-based index of an EEPROM RAS record, yields the EEPROM
* offset off of RAS_TABLE_START. That is, this is something you can
* add to control->i2c_address, and then tell I2C layer to read
@@ -443,40 +446,57 @@ int amdgpu_ras_eeprom_reset_table(struct amdgpu_ras_eeprom_control *control)
struct amdgpu_ras_eeprom_table_header *hdr = &control->tbl_hdr;
struct amdgpu_ras_eeprom_table_ras_info *rai = &control->tbl_rai;
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ u32 erase_res = 0;
u8 csum;
int res;
mutex_lock(&control->ras_tbl_mutex);
- hdr->header = RAS_TABLE_HDR_VAL;
- amdgpu_ras_set_eeprom_table_version(control);
+ if (!amdgpu_ras_smu_eeprom_supported(adev)) {
+ hdr->header = RAS_TABLE_HDR_VAL;
+ amdgpu_ras_set_eeprom_table_version(control);
- if (hdr->version >= RAS_TABLE_VER_V2_1) {
- hdr->first_rec_offset = RAS_RECORD_START_V2_1;
- hdr->tbl_size = RAS_TABLE_HEADER_SIZE +
- RAS_TABLE_V2_1_INFO_SIZE;
- rai->rma_status = GPU_HEALTH_USABLE;
- /**
- * GPU health represented as a percentage.
- * 0 means worst health, 100 means fully health.
- */
- rai->health_percent = 100;
- /* ecc_page_threshold = 0 means disable bad page retirement */
- rai->ecc_page_threshold = con->bad_page_cnt_threshold;
+ if (hdr->version >= RAS_TABLE_VER_V2_1) {
+ hdr->first_rec_offset = RAS_RECORD_START_V2_1;
+ hdr->tbl_size = RAS_TABLE_HEADER_SIZE +
+ RAS_TABLE_V2_1_INFO_SIZE;
+ rai->rma_status = GPU_HEALTH_USABLE;
+
+ control->ras_record_offset = RAS_RECORD_START_V2_1;
+ control->ras_max_record_count = RAS_MAX_RECORD_COUNT_V2_1;
+ /**
+ * GPU health represented as a percentage.
+ * 0 means worst health, 100 means fully health.
+ */
+ rai->health_percent = 100;
+ /* ecc_page_threshold = 0 means disable bad page retirement */
+ rai->ecc_page_threshold = con->bad_page_cnt_threshold;
+ } else {
+ hdr->first_rec_offset = RAS_RECORD_START;
+ hdr->tbl_size = RAS_TABLE_HEADER_SIZE;
+
+ control->ras_record_offset = RAS_RECORD_START;
+ control->ras_max_record_count = RAS_MAX_RECORD_COUNT;
+ }
+
+ csum = __calc_hdr_byte_sum(control);
+ if (hdr->version >= RAS_TABLE_VER_V2_1)
+ csum += __calc_ras_info_byte_sum(control);
+ csum = -csum;
+ hdr->checksum = csum;
+ res = __write_table_header(control);
+ if (!res && hdr->version > RAS_TABLE_VER_V1)
+ res = __write_table_ras_info(control);
} else {
- hdr->first_rec_offset = RAS_RECORD_START;
- hdr->tbl_size = RAS_TABLE_HEADER_SIZE;
+ res = amdgpu_ras_smu_erase_ras_table(adev, &erase_res);
+ if (res || erase_res) {
+ dev_warn(adev->dev, "RAS EEPROM reset failed, res:%d result:%d",
+ res, erase_res);
+ if (!res)
+ res = -EIO;
+ }
}
- csum = __calc_hdr_byte_sum(control);
- if (hdr->version >= RAS_TABLE_VER_V2_1)
- csum += __calc_ras_info_byte_sum(control);
- csum = -csum;
- hdr->checksum = csum;
- res = __write_table_header(control);
- if (!res && hdr->version > RAS_TABLE_VER_V1)
- res = __write_table_ras_info(control);
-
control->ras_num_recs = 0;
control->ras_num_bad_pages = 0;
control->ras_num_mca_recs = 0;
@@ -556,6 +576,9 @@ bool amdgpu_ras_eeprom_check_err_threshold(struct amdgpu_device *adev)
{
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ if (amdgpu_uniras_enabled(adev))
+ return amdgpu_ras_mgr_check_eeprom_safety_watermark(adev);
+
if (!__is_ras_eeprom_supported(adev) ||
!amdgpu_bad_page_threshold)
return false;
@@ -743,8 +766,7 @@ amdgpu_ras_eeprom_append_table(struct amdgpu_ras_eeprom_control *control,
else
control->ras_num_mca_recs += num;
- control->ras_num_bad_pages = control->ras_num_pa_recs +
- control->ras_num_mca_recs * adev->umc.retire_unit;
+ control->ras_num_bad_pages = con->bad_page_num;
Out:
kfree(buf);
return res;
@@ -766,6 +788,11 @@ amdgpu_ras_eeprom_update_header(struct amdgpu_ras_eeprom_control *control)
dev_warn(adev->dev,
"Saved bad pages %d reaches threshold value %d\n",
control->ras_num_bad_pages, ras->bad_page_cnt_threshold);
+
+ if (adev->cper.enabled && !amdgpu_uniras_enabled(adev) &&
+ amdgpu_cper_generate_bp_threshold_record(adev))
+ dev_warn(adev->dev, "fail to generate bad page threshold cper records\n");
+
if ((amdgpu_bad_page_threshold != -1) &&
(amdgpu_bad_page_threshold != -2)) {
control->tbl_hdr.header = RAS_TABLE_HDR_BAD;
@@ -774,9 +801,10 @@ amdgpu_ras_eeprom_update_header(struct amdgpu_ras_eeprom_control *control)
control->tbl_rai.health_percent = 0;
}
ras->is_rma = true;
- /* ignore the -ENOTSUPP return value */
- amdgpu_dpm_send_rma_reason(adev);
}
+
+ /* ignore the -ENOTSUPP return value */
+ amdgpu_dpm_send_rma_reason(adev);
}
if (control->tbl_hdr.version >= RAS_TABLE_VER_V2_1)
@@ -845,6 +873,71 @@ Out:
return res;
}
+int amdgpu_ras_eeprom_update_record_num(struct amdgpu_ras_eeprom_control *control)
+{
+ struct amdgpu_device *adev = to_amdgpu_device(control);
+ int ret, retry = 20;
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return 0;
+
+ control->ras_num_recs_old = control->ras_num_recs;
+
+ do {
+ /* 1000ms timeout is long enough, smu_get_badpage_count won't
+ * return -EBUSY before timeout.
+ */
+ ret = amdgpu_ras_smu_get_badpage_count(adev,
+ &(control->ras_num_recs), RAS_SMU_MESSAGE_TIMEOUT_MS);
+ if (!ret &&
+ (control->ras_num_recs_old == control->ras_num_recs)) {
+ /* record number update in PMFW needs some time,
+ * smu_get_badpage_count may return immediately without
+ * count update, sleep for a while and retry again.
+ */
+ msleep(50);
+ retry--;
+ } else {
+ break;
+ }
+ } while (retry);
+
+ /* no update of record number is not a real failure,
+ * don't print warning here
+ */
+ if (!ret && (control->ras_num_recs_old == control->ras_num_recs))
+ ret = -EINVAL;
+
+ return ret;
+}
+
+static int amdgpu_ras_smu_eeprom_append(struct amdgpu_ras_eeprom_control *control)
+{
+ struct amdgpu_device *adev = to_amdgpu_device(control);
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev) || !con)
+ return 0;
+
+ control->ras_num_bad_pages = con->bad_page_num;
+
+ if (amdgpu_bad_page_threshold != 0 &&
+ control->ras_num_bad_pages > con->bad_page_cnt_threshold) {
+ dev_warn(adev->dev,
+ "Saved bad pages %d reaches threshold value %d\n",
+ control->ras_num_bad_pages, con->bad_page_cnt_threshold);
+
+ if (adev->cper.enabled && amdgpu_cper_generate_bp_threshold_record(adev))
+ dev_warn(adev->dev, "fail to generate bad page threshold cper records\n");
+
+ if ((amdgpu_bad_page_threshold != -1) &&
+ (amdgpu_bad_page_threshold != -2))
+ con->is_rma = true;
+ }
+
+ return 0;
+}
+
/**
* amdgpu_ras_eeprom_append -- append records to the EEPROM RAS table
* @control: pointer to control structure
@@ -869,6 +962,9 @@ int amdgpu_ras_eeprom_append(struct amdgpu_ras_eeprom_control *control,
if (!__is_ras_eeprom_supported(adev))
return 0;
+ if (amdgpu_ras_smu_eeprom_supported(adev))
+ return amdgpu_ras_smu_eeprom_append(control);
+
if (num == 0) {
dev_err(adev->dev, "will not append 0 records\n");
return -EINVAL;
@@ -944,6 +1040,50 @@ static int __amdgpu_ras_eeprom_read(struct amdgpu_ras_eeprom_control *control,
return res;
}
+int amdgpu_ras_eeprom_read_idx(struct amdgpu_ras_eeprom_control *control,
+ struct eeprom_table_record *record, u32 rec_idx,
+ const u32 num)
+{
+ struct amdgpu_device *adev = to_amdgpu_device(control);
+ uint64_t ts, end_idx;
+ int i, ret;
+ u64 mca, ipid;
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return 0;
+
+ if (!adev->umc.ras || !adev->umc.ras->mca_ipid_parse)
+ return -EOPNOTSUPP;
+
+ end_idx = rec_idx + num;
+ for (i = rec_idx; i < end_idx; i++) {
+ ret = amdgpu_ras_smu_get_badpage_mca_addr(adev, i, &mca);
+ if (ret)
+ return ret;
+
+ ret = amdgpu_ras_smu_get_badpage_ipid(adev, i, &ipid);
+ if (ret)
+ return ret;
+
+ ret = amdgpu_ras_smu_get_timestamp(adev, i, &ts);
+ if (ret)
+ return ret;
+
+ record[i - rec_idx].address = mca;
+ /* retired_page (pa) is unused now */
+ record[i - rec_idx].retired_page = 0x1ULL;
+ record[i - rec_idx].ts = ts;
+ record[i - rec_idx].err_type = AMDGPU_RAS_EEPROM_ERR_NON_RECOVERABLE;
+
+ adev->umc.ras->mca_ipid_parse(adev, ipid,
+ (uint32_t *)&(record[i - rec_idx].cu),
+ (uint32_t *)&(record[i - rec_idx].mem_channel),
+ (uint32_t *)&(record[i - rec_idx].mcumc_id), NULL);
+ }
+
+ return 0;
+}
+
/**
* amdgpu_ras_eeprom_read -- read EEPROM
* @control: pointer to control structure
@@ -965,6 +1105,9 @@ int amdgpu_ras_eeprom_read(struct amdgpu_ras_eeprom_control *control,
u8 *buf, *pp;
u32 g0, g1;
+ if (amdgpu_ras_smu_eeprom_supported(adev))
+ return amdgpu_ras_eeprom_read_idx(control, record, 0, num);
+
if (!__is_ras_eeprom_supported(adev))
return 0;
@@ -1136,6 +1279,10 @@ static ssize_t amdgpu_ras_debugfs_table_read(struct file *f, char __user *buf,
int res = -EFAULT;
size_t data_len;
+ /* pmfw manages eeprom data by itself */
+ if (amdgpu_ras_smu_eeprom_supported(adev))
+ return 0;
+
mutex_lock(&control->ras_tbl_mutex);
/* We want *pos - data_len > 0, which means there's
@@ -1366,6 +1513,42 @@ Out:
return res == RAS_TABLE_V2_1_INFO_SIZE ? 0 : res;
}
+static int amdgpu_ras_smu_eeprom_init(struct amdgpu_ras_eeprom_control *control)
+{
+ struct amdgpu_device *adev = to_amdgpu_device(control);
+ struct amdgpu_ras_eeprom_table_header *hdr = &control->tbl_hdr;
+ struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
+ uint64_t local_time;
+ int res;
+
+ ras->is_rma = false;
+
+ if (!__is_ras_eeprom_supported(adev))
+ return 0;
+ mutex_init(&control->ras_tbl_mutex);
+
+ res = amdgpu_ras_smu_get_table_version(adev, &(hdr->version));
+ if (res)
+ return res;
+
+ res = amdgpu_ras_smu_get_badpage_count(adev,
+ &(control->ras_num_recs), 100);
+ if (res)
+ return res;
+
+ local_time = (uint64_t)ktime_get_real_seconds();
+ res = amdgpu_ras_smu_set_timestamp(adev, local_time);
+ if (res)
+ return res;
+
+ control->ras_max_record_count = 4000;
+
+ control->ras_num_mca_recs = 0;
+ control->ras_num_pa_recs = 0;
+
+ return 0;
+}
+
int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control)
{
struct amdgpu_device *adev = to_amdgpu_device(control);
@@ -1374,6 +1557,9 @@ int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control)
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
int res;
+ if (amdgpu_ras_smu_eeprom_supported(adev))
+ return amdgpu_ras_smu_eeprom_init(control);
+
ras->is_rma = false;
if (!__is_ras_eeprom_supported(adev))
@@ -1440,6 +1626,47 @@ int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control)
return 0;
}
+static int amdgpu_ras_smu_eeprom_check(struct amdgpu_ras_eeprom_control *control)
+{
+ struct amdgpu_device *adev = to_amdgpu_device(control);
+ struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
+
+ if (!__is_ras_eeprom_supported(adev))
+ return 0;
+
+ control->ras_num_bad_pages = ras->bad_page_num;
+
+ if ((ras->bad_page_cnt_threshold < control->ras_num_bad_pages) &&
+ amdgpu_bad_page_threshold != 0) {
+ dev_warn(adev->dev,
+ "RAS records:%d exceed threshold:%d\n",
+ control->ras_num_bad_pages, ras->bad_page_cnt_threshold);
+ if ((amdgpu_bad_page_threshold == -1) ||
+ (amdgpu_bad_page_threshold == -2)) {
+ dev_warn(adev->dev,
+ "Please consult AMD Service Action Guide (SAG) for appropriate service procedures\n");
+ } else {
+ ras->is_rma = true;
+ dev_warn(adev->dev,
+ "User defined threshold is set, runtime service will be halt when threshold is reached\n");
+ }
+
+ return 0;
+ }
+
+ dev_dbg(adev->dev,
+ "Found existing EEPROM table with %d records",
+ control->ras_num_bad_pages);
+
+ /* Warn if we are at 90% of the threshold or above
+ */
+ if (10 * control->ras_num_bad_pages >= 9 * ras->bad_page_cnt_threshold)
+ dev_warn(adev->dev, "RAS records:%u exceeds 90%% of threshold:%d",
+ control->ras_num_bad_pages,
+ ras->bad_page_cnt_threshold);
+ return 0;
+}
+
int amdgpu_ras_eeprom_check(struct amdgpu_ras_eeprom_control *control)
{
struct amdgpu_device *adev = to_amdgpu_device(control);
@@ -1447,6 +1674,9 @@ int amdgpu_ras_eeprom_check(struct amdgpu_ras_eeprom_control *control)
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
int res = 0;
+ if (amdgpu_ras_smu_eeprom_supported(adev))
+ return amdgpu_ras_smu_eeprom_check(control);
+
if (!__is_ras_eeprom_supported(adev))
return 0;
@@ -1457,8 +1687,7 @@ int amdgpu_ras_eeprom_check(struct amdgpu_ras_eeprom_control *control)
if (!__get_eeprom_i2c_addr(adev, control))
return -EINVAL;
- control->ras_num_bad_pages = control->ras_num_pa_recs +
- control->ras_num_mca_recs * adev->umc.retire_unit;
+ control->ras_num_bad_pages = ras->bad_page_num;
if (hdr->header == RAS_TABLE_HDR_VAL) {
dev_dbg(adev->dev,
@@ -1538,7 +1767,8 @@ void amdgpu_ras_eeprom_check_and_recover(struct amdgpu_device *adev)
struct amdgpu_ras_eeprom_control *control;
int res;
- if (!__is_ras_eeprom_supported(adev) || !ras)
+ if (!__is_ras_eeprom_supported(adev) || !ras ||
+ amdgpu_ras_smu_eeprom_supported(adev))
return;
control = &ras->eeprom_control;
if (!control->is_eeprom_valid)
@@ -1558,4 +1788,143 @@ void amdgpu_ras_eeprom_check_and_recover(struct amdgpu_device *adev)
control->is_eeprom_valid = false;
}
return;
-} \ No newline at end of file
+}
+
+static const struct ras_smu_drv *amdgpu_ras_get_smu_ras_drv(struct amdgpu_device *adev)
+{
+ struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
+
+ if (!ras)
+ return NULL;
+
+ return ras->ras_smu_drv;
+}
+
+static uint64_t amdgpu_ras_smu_get_feature_flags(struct amdgpu_device *adev)
+{
+ const struct ras_smu_drv *ras_smu_drv = amdgpu_ras_get_smu_ras_drv(adev);
+ uint64_t flags = 0ULL;
+
+ if (!ras_smu_drv)
+ goto out;
+
+ if (ras_smu_drv->ras_smu_feature_flags)
+ ras_smu_drv->ras_smu_feature_flags(adev, &flags);
+
+out:
+ return flags;
+}
+
+bool amdgpu_ras_smu_eeprom_supported(struct amdgpu_device *adev)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+ uint64_t flags = 0ULL;
+
+ if (!__is_ras_eeprom_supported(adev) || !smu_ras_drv)
+ return false;
+
+ if (!smu_ras_drv->smu_eeprom_funcs)
+ return false;
+
+ flags = amdgpu_ras_smu_get_feature_flags(adev);
+
+ return !!(flags & RAS_SMU_FEATURE_BIT__RAS_EEPROM);
+}
+
+int amdgpu_ras_smu_get_table_version(struct amdgpu_device *adev,
+ uint32_t *table_version)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return -EOPNOTSUPP;
+
+ if (smu_ras_drv->smu_eeprom_funcs->get_ras_table_version)
+ return smu_ras_drv->smu_eeprom_funcs->get_ras_table_version(adev,
+ table_version);
+ return -EOPNOTSUPP;
+}
+
+int amdgpu_ras_smu_get_badpage_count(struct amdgpu_device *adev,
+ uint32_t *count, uint32_t timeout)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return -EOPNOTSUPP;
+
+ if (smu_ras_drv->smu_eeprom_funcs->get_badpage_count)
+ return smu_ras_drv->smu_eeprom_funcs->get_badpage_count(adev,
+ count, timeout);
+ return -EOPNOTSUPP;
+}
+
+int amdgpu_ras_smu_get_badpage_mca_addr(struct amdgpu_device *adev,
+ uint16_t index, uint64_t *mca_addr)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return -EOPNOTSUPP;
+
+ if (smu_ras_drv->smu_eeprom_funcs->get_badpage_mca_addr)
+ return smu_ras_drv->smu_eeprom_funcs->get_badpage_mca_addr(adev,
+ index, mca_addr);
+ return -EOPNOTSUPP;
+}
+
+int amdgpu_ras_smu_set_timestamp(struct amdgpu_device *adev,
+ uint64_t timestamp)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return -EOPNOTSUPP;
+
+ if (smu_ras_drv->smu_eeprom_funcs->set_timestamp)
+ return smu_ras_drv->smu_eeprom_funcs->set_timestamp(adev,
+ timestamp);
+ return -EOPNOTSUPP;
+}
+
+int amdgpu_ras_smu_get_timestamp(struct amdgpu_device *adev,
+ uint16_t index, uint64_t *timestamp)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return -EOPNOTSUPP;
+
+ if (smu_ras_drv->smu_eeprom_funcs->get_timestamp)
+ return smu_ras_drv->smu_eeprom_funcs->get_timestamp(adev,
+ index, timestamp);
+ return -EOPNOTSUPP;
+}
+
+int amdgpu_ras_smu_get_badpage_ipid(struct amdgpu_device *adev,
+ uint16_t index, uint64_t *ipid)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return -EOPNOTSUPP;
+
+ if (smu_ras_drv->smu_eeprom_funcs->get_badpage_ipid)
+ return smu_ras_drv->smu_eeprom_funcs->get_badpage_ipid(adev,
+ index, ipid);
+ return -EOPNOTSUPP;
+}
+
+int amdgpu_ras_smu_erase_ras_table(struct amdgpu_device *adev,
+ uint32_t *result)
+{
+ const struct ras_smu_drv *smu_ras_drv = amdgpu_ras_get_smu_ras_drv(adev);
+
+ if (!amdgpu_ras_smu_eeprom_supported(adev))
+ return -EOPNOTSUPP;
+
+ if (smu_ras_drv->smu_eeprom_funcs->erase_ras_table)
+ return smu_ras_drv->smu_eeprom_funcs->erase_ras_table(adev,
+ result);
+ return -EOPNOTSUPP;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h
index ebfca4cb5688..2e5d63957e71 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h
@@ -82,6 +82,7 @@ struct amdgpu_ras_eeprom_control {
/* Number of records in the table.
*/
u32 ras_num_recs;
+ u32 ras_num_recs_old;
/* the bad page number is ras_num_recs or
* ras_num_recs * umc.retire_unit
@@ -163,6 +164,35 @@ int amdgpu_ras_eeprom_check(struct amdgpu_ras_eeprom_control *control);
void amdgpu_ras_eeprom_check_and_recover(struct amdgpu_device *adev);
+bool amdgpu_ras_smu_eeprom_supported(struct amdgpu_device *adev);
+
+int amdgpu_ras_smu_get_table_version(struct amdgpu_device *adev,
+ uint32_t *table_version);
+
+int amdgpu_ras_smu_get_badpage_count(struct amdgpu_device *adev,
+ uint32_t *count, uint32_t timeout);
+
+int amdgpu_ras_smu_get_badpage_mca_addr(struct amdgpu_device *adev,
+ uint16_t index, uint64_t *mca_addr);
+
+int amdgpu_ras_smu_set_timestamp(struct amdgpu_device *adev,
+ uint64_t timestamp);
+
+int amdgpu_ras_smu_get_timestamp(struct amdgpu_device *adev,
+ uint16_t index, uint64_t *timestamp);
+
+int amdgpu_ras_smu_get_badpage_ipid(struct amdgpu_device *adev,
+ uint16_t index, uint64_t *ipid);
+
+int amdgpu_ras_smu_erase_ras_table(struct amdgpu_device *adev,
+ uint32_t *result);
+
+int amdgpu_ras_eeprom_read_idx(struct amdgpu_ras_eeprom_control *control,
+ struct eeprom_table_record *record, u32 rec_idx,
+ const u32 num);
+
+int amdgpu_ras_eeprom_update_record_num(struct amdgpu_ras_eeprom_control *control);
+
extern const struct file_operations amdgpu_ras_debugfs_eeprom_size_ops;
extern const struct file_operations amdgpu_ras_debugfs_eeprom_table_ops;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
index 50fcd86e1033..be2e56ce1355 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
@@ -91,6 +91,7 @@ static inline void amdgpu_res_first(struct ttm_resource *res,
break;
case TTM_PL_TT:
case AMDGPU_PL_DOORBELL:
+ case AMDGPU_PL_MMIO_REMAP:
node = to_ttm_range_mgr_node(res)->mm_nodes;
while (start >= node->size << PAGE_SHIFT)
start -= node++->size << PAGE_SHIFT;
@@ -153,6 +154,7 @@ static inline void amdgpu_res_next(struct amdgpu_res_cursor *cur, uint64_t size)
break;
case TTM_PL_TT:
case AMDGPU_PL_DOORBELL:
+ case AMDGPU_PL_MMIO_REMAP:
node = cur->node;
cur->node = ++node;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
index dabfbdf6f1ce..28c4ad62f50e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
@@ -340,6 +340,9 @@ void amdgpu_reset_get_desc(struct amdgpu_reset_context *rst_ctxt, char *buf,
case AMDGPU_RESET_SRC_USER:
strscpy(buf, "user trigger", len);
break;
+ case AMDGPU_RESET_SRC_USERQ:
+ strscpy(buf, "user queue trigger", len);
+ break;
default:
strscpy(buf, "unknown", len);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h
index 4d9b9701139b..07b4d37f1db6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h
@@ -43,6 +43,7 @@ enum AMDGPU_RESET_SRCS {
AMDGPU_RESET_SRC_MES,
AMDGPU_RESET_SRC_HWS,
AMDGPU_RESET_SRC_USER,
+ AMDGPU_RESET_SRC_USERQ,
};
struct amdgpu_reset_context {
@@ -160,4 +161,16 @@ int amdgpu_reset_do_xgmi_reset_on_init(
bool amdgpu_reset_in_recovery(struct amdgpu_device *adev);
+static inline void amdgpu_reset_set_dpc_status(struct amdgpu_device *adev,
+ bool status)
+{
+ adev->pcie_reset_ctx.occurs_dpc = status;
+ adev->no_hw_access = status;
+}
+
+static inline bool amdgpu_reset_in_dpc(struct amdgpu_device *adev)
+{
+ return adev->pcie_reset_ctx.occurs_dpc;
+}
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 6379bb25bf5c..c596b6df2e2d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -33,6 +33,7 @@
#include <drm/amdgpu_drm.h>
#include "amdgpu.h"
+#include "amdgpu_ras_mgr.h"
#include "atom.h"
/*
@@ -159,8 +160,16 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
*/
void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib)
{
- while (ib->length_dw & ring->funcs->align_mask)
- ib->ptr[ib->length_dw++] = ring->funcs->nop;
+ u32 align_mask = ring->funcs->align_mask;
+ u32 count = ib->length_dw & align_mask;
+
+ if (count) {
+ count = align_mask + 1 - count;
+
+ memset32(&ib->ptr[ib->length_dw], ring->funcs->nop, count);
+
+ ib->length_dw += count;
+ }
}
/**
@@ -364,7 +373,8 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
/* Allocate ring buffer */
if (ring->ring_obj == NULL) {
- r = amdgpu_bo_create_kernel(adev, ring->ring_size + ring->funcs->extra_dw, PAGE_SIZE,
+ r = amdgpu_bo_create_kernel(adev, ring->ring_size + ring->funcs->extra_bytes,
+ PAGE_SIZE,
AMDGPU_GEM_DOMAIN_GTT,
&ring->ring_obj,
&ring->gpu_addr,
@@ -421,8 +431,6 @@ void amdgpu_ring_fini(struct amdgpu_ring *ring)
dma_fence_put(ring->vmid_wait);
ring->vmid_wait = NULL;
ring->me = 0;
-
- ring->adev->rings[ring->idx] = NULL;
}
/**
@@ -461,9 +469,6 @@ bool amdgpu_ring_soft_recovery(struct amdgpu_ring *ring, unsigned int vmid,
ktime_t deadline;
bool ret;
- if (unlikely(ring->adev->debug_disable_soft_recovery))
- return false;
-
deadline = ktime_add_us(ktime_get(), 10000);
if (amdgpu_sriov_vf(ring->adev) || !ring->funcs->soft_recovery || !fence)
@@ -491,6 +496,66 @@ bool amdgpu_ring_soft_recovery(struct amdgpu_ring *ring, unsigned int vmid,
*/
#if defined(CONFIG_DEBUG_FS)
+static ssize_t amdgpu_ras_cper_debugfs_read(struct file *f, char __user *buf,
+ size_t size, loff_t *offset)
+{
+ const uint8_t ring_header_size = 12;
+ struct amdgpu_ring *ring = file_inode(f)->i_private;
+ struct ras_cmd_cper_snapshot_req *snapshot_req __free(kfree) =
+ kzalloc(sizeof(struct ras_cmd_cper_snapshot_req), GFP_KERNEL);
+ struct ras_cmd_cper_snapshot_rsp *snapshot_rsp __free(kfree) =
+ kzalloc(sizeof(struct ras_cmd_cper_snapshot_rsp), GFP_KERNEL);
+ struct ras_cmd_cper_record_req *record_req __free(kfree) =
+ kzalloc(sizeof(struct ras_cmd_cper_record_req), GFP_KERNEL);
+ struct ras_cmd_cper_record_rsp *record_rsp __free(kfree) =
+ kzalloc(sizeof(struct ras_cmd_cper_record_rsp), GFP_KERNEL);
+ uint8_t *ring_header __free(kfree) =
+ kzalloc(ring_header_size, GFP_KERNEL);
+ uint32_t total_cper_num;
+ uint64_t start_cper_id;
+ int r;
+
+ if (!snapshot_req || !snapshot_rsp || !record_req || !record_rsp ||
+ !ring_header)
+ return -ENOMEM;
+
+ if (!(*offset)) {
+ /* Need at least 12 bytes for the header on the first read */
+ if (size < ring_header_size)
+ return -EINVAL;
+
+ if (copy_to_user(buf, ring_header, ring_header_size))
+ return -EFAULT;
+ buf += ring_header_size;
+ size -= ring_header_size;
+ }
+
+ r = amdgpu_ras_mgr_handle_ras_cmd(ring->adev,
+ RAS_CMD__GET_CPER_SNAPSHOT,
+ snapshot_req, sizeof(struct ras_cmd_cper_snapshot_req),
+ snapshot_rsp, sizeof(struct ras_cmd_cper_snapshot_rsp));
+ if (r || !snapshot_rsp->total_cper_num)
+ return r;
+
+ start_cper_id = snapshot_rsp->start_cper_id;
+ total_cper_num = snapshot_rsp->total_cper_num;
+
+ record_req->buf_ptr = (uint64_t)(uintptr_t)buf;
+ record_req->buf_size = size;
+ record_req->cper_start_id = start_cper_id + *offset;
+ record_req->cper_num = total_cper_num;
+ r = amdgpu_ras_mgr_handle_ras_cmd(ring->adev, RAS_CMD__GET_CPER_RECORD,
+ record_req, sizeof(struct ras_cmd_cper_record_req),
+ record_rsp, sizeof(struct ras_cmd_cper_record_rsp));
+ if (r)
+ return r;
+
+ r = *offset ? record_rsp->real_data_size : record_rsp->real_data_size + ring_header_size;
+ (*offset) += record_rsp->real_cper_num;
+
+ return r;
+}
+
/* Layout of file is 12 bytes consisting of
* - rptr
* - wptr
@@ -507,6 +572,9 @@ static ssize_t amdgpu_debugfs_ring_read(struct file *f, char __user *buf,
loff_t i;
int r;
+ if (ring->funcs->type == AMDGPU_RING_TYPE_CPER && amdgpu_uniras_enabled(ring->adev))
+ return amdgpu_ras_cper_debugfs_read(f, buf, size, pos);
+
if (*pos & 3 || size & 3)
return -EINVAL;
@@ -812,7 +880,7 @@ int amdgpu_ring_reset_helper_end(struct amdgpu_ring *ring,
if (r)
return r;
- /* signal the fence of the bad job */
+ /* signal the guilty fence and set an error on all fences from the context */
if (guilty_fence)
amdgpu_fence_driver_guilty_force_completion(guilty_fence);
/* Re-emit the non-guilty commands */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 7670f5d82b9e..7a27c6c4bb44 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -83,6 +83,7 @@ enum amdgpu_ring_type {
AMDGPU_RING_TYPE_MES,
AMDGPU_RING_TYPE_UMSCH_MM,
AMDGPU_RING_TYPE_CPER,
+ AMDGPU_RING_TYPE_MAX,
};
enum amdgpu_ib_pool_type {
@@ -114,7 +115,7 @@ struct amdgpu_sched {
*/
struct amdgpu_fence_driver {
uint64_t gpu_addr;
- volatile uint32_t *cpu_addr;
+ uint32_t *cpu_addr;
/* sync_seq is protected by ring emission lock */
uint32_t sync_seq;
atomic_t last_seq;
@@ -147,16 +148,14 @@ struct amdgpu_fence {
u64 wptr;
/* fence context for resets */
u64 context;
- uint32_t seq;
};
extern const struct drm_sched_backend_ops amdgpu_sched_ops;
-void amdgpu_fence_driver_clear_job_fences(struct amdgpu_ring *ring);
void amdgpu_fence_driver_set_error(struct amdgpu_ring *ring, int error);
void amdgpu_fence_driver_force_completion(struct amdgpu_ring *ring);
-void amdgpu_fence_driver_guilty_force_completion(struct amdgpu_fence *fence);
-void amdgpu_fence_save_wptr(struct dma_fence *fence);
+void amdgpu_fence_driver_guilty_force_completion(struct amdgpu_fence *af);
+void amdgpu_fence_save_wptr(struct amdgpu_fence *af);
int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring);
int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
@@ -166,8 +165,8 @@ void amdgpu_fence_driver_hw_init(struct amdgpu_device *adev);
void amdgpu_fence_driver_hw_fini(struct amdgpu_device *adev);
int amdgpu_fence_driver_sw_init(struct amdgpu_device *adev);
void amdgpu_fence_driver_sw_fini(struct amdgpu_device *adev);
-int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f,
- struct amdgpu_fence *af, unsigned int flags);
+int amdgpu_fence_emit(struct amdgpu_ring *ring, struct amdgpu_fence *af,
+ unsigned int flags);
int amdgpu_fence_emit_polling(struct amdgpu_ring *ring, uint32_t *s,
uint32_t timeout);
bool amdgpu_fence_process(struct amdgpu_ring *ring);
@@ -211,7 +210,18 @@ struct amdgpu_ring_funcs {
bool support_64bit_ptrs;
bool no_user_fence;
bool secure_submission_supported;
- unsigned extra_dw;
+
+ /**
+ * @extra_bytes:
+ *
+ * Optional extra space in bytes that is added to the ring size
+ * when allocating the BO that holds the contents of the ring.
+ * This space isn't used for command submission to the ring,
+ * but is just there to satisfy some hardware requirements or
+ * implement workarounds. It's up to the implementation of each
+ * specific ring to initialize this space.
+ */
+ unsigned extra_bytes;
/* ring read/write ptr handling */
u64 (*get_rptr)(struct amdgpu_ring *ring);
@@ -298,7 +308,7 @@ struct amdgpu_ring {
unsigned int ring_backup_entries_to_copy;
unsigned rptr_offs;
u64 rptr_gpu_addr;
- volatile u32 *rptr_cpu_addr;
+ u32 *rptr_cpu_addr;
/**
* @wptr:
@@ -378,19 +388,19 @@ struct amdgpu_ring {
* This is the CPU address pointer in the writeback slot. This is used
* to commit changes to the GPU.
*/
- volatile u32 *wptr_cpu_addr;
+ u32 *wptr_cpu_addr;
unsigned fence_offs;
u64 fence_gpu_addr;
- volatile u32 *fence_cpu_addr;
+ u32 *fence_cpu_addr;
uint64_t current_ctx;
char name[16];
u32 trail_seq;
unsigned trail_fence_offs;
u64 trail_fence_gpu_addr;
- volatile u32 *trail_fence_cpu_addr;
+ u32 *trail_fence_cpu_addr;
unsigned cond_exe_offs;
u64 cond_exe_gpu_addr;
- volatile u32 *cond_exe_cpu_addr;
+ u32 *cond_exe_cpu_addr;
unsigned int set_q_mode_offs;
u32 *set_q_mode_ptr;
u64 set_q_mode_token;
@@ -470,10 +480,7 @@ static inline void amdgpu_ring_set_preempt_cond_exec(struct amdgpu_ring *ring,
static inline void amdgpu_ring_clear_ring(struct amdgpu_ring *ring)
{
- int i = 0;
- while (i <= ring->buf_mask)
- ring->ring[i++] = ring->funcs->nop;
-
+ memset32(ring->ring, ring->funcs->nop, ring->buf_mask + 1);
}
static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c
index db5791e1a7ce..5aa830a02d80 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c
@@ -89,7 +89,7 @@ void amdgpu_gfx_rlc_exit_safe_mode(struct amdgpu_device *adev, int xcc_id)
int amdgpu_gfx_rlc_init_sr(struct amdgpu_device *adev, u32 dws)
{
const u32 *src_ptr;
- volatile u32 *dst_ptr;
+ u32 *dst_ptr;
u32 i;
int r;
@@ -189,7 +189,7 @@ int amdgpu_gfx_rlc_init_cpt(struct amdgpu_device *adev)
void amdgpu_gfx_rlc_setup_cp_table(struct amdgpu_device *adev)
{
const __le32 *fw_data;
- volatile u32 *dst_ptr;
+ u32 *dst_ptr;
int me, i, max_me;
u32 bo_offset = 0;
u32 table_offset, table_size;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h
index c210625be220..2ce310b31942 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h
@@ -251,7 +251,7 @@ struct amdgpu_rlc_funcs {
* and it also provides a pointer to it which is used by the firmware
* to load the clear state in some cases.
*/
- void (*get_csb_buffer)(struct amdgpu_device *adev, volatile u32 *buffer);
+ void (*get_csb_buffer)(struct amdgpu_device *adev, u32 *buffer);
int (*get_cp_table_num)(struct amdgpu_device *adev);
int (*resume)(struct amdgpu_device *adev);
void (*stop)(struct amdgpu_device *adev);
@@ -275,19 +275,19 @@ struct amdgpu_rlc {
/* for power gating */
struct amdgpu_bo *save_restore_obj;
uint64_t save_restore_gpu_addr;
- volatile uint32_t *sr_ptr;
+ uint32_t *sr_ptr;
const u32 *reg_list;
u32 reg_list_size;
/* for clear state */
struct amdgpu_bo *clear_state_obj;
uint64_t clear_state_gpu_addr;
- volatile uint32_t *cs_ptr;
+ uint32_t *cs_ptr;
const struct cs_section_def *cs_data;
u32 clear_state_size;
/* for cp tables */
struct amdgpu_bo *cp_table_obj;
uint64_t cp_table_gpu_addr;
- volatile uint32_t *cp_table_ptr;
+ uint32_t *cp_table_ptr;
u32 cp_table_size;
/* safe mode for updating CG/PG state */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_securedisplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_securedisplay.c
index 41ebe690eeff..3739be1b71e0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_securedisplay.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_securedisplay.c
@@ -159,7 +159,6 @@ static ssize_t amdgpu_securedisplay_debugfs_write(struct file *f, const char __u
dev_err(adev->dev, "Invalid input: %s\n", str);
}
- pm_runtime_mark_last_busy(dev->dev);
pm_runtime_put_autosuspend(dev->dev);
return size;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
index d45ebfb642ca..a0b479d5fff1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
@@ -67,9 +67,9 @@ static inline u64 amdgpu_seq64_get_va_base(struct amdgpu_device *adev)
int amdgpu_seq64_map(struct amdgpu_device *adev, struct amdgpu_vm *vm,
struct amdgpu_bo_va **bo_va)
{
- u64 seq64_addr, va_flags;
struct amdgpu_bo *bo;
struct drm_exec exec;
+ u64 seq64_addr;
int r;
bo = adev->seq64.sbo;
@@ -94,9 +94,9 @@ int amdgpu_seq64_map(struct amdgpu_device *adev, struct amdgpu_vm *vm,
seq64_addr = amdgpu_seq64_get_va_base(adev) & AMDGPU_GMC_HOLE_MASK;
- va_flags = amdgpu_gem_va_map_flags(adev, AMDGPU_VM_PAGE_READABLE | AMDGPU_VM_MTYPE_UC);
- r = amdgpu_vm_bo_map(adev, *bo_va, seq64_addr, 0, AMDGPU_VA_RESERVED_SEQ64_SIZE,
- va_flags);
+ r = amdgpu_vm_bo_map(adev, *bo_va, seq64_addr, 0,
+ AMDGPU_VA_RESERVED_SEQ64_SIZE,
+ AMDGPU_VM_PAGE_READABLE | AMDGPU_VM_MTYPE_UC);
if (r) {
DRM_ERROR("failed to do bo_map on userq sem, err=%d\n", r);
amdgpu_vm_bo_del(adev, *bo_va);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 27ab4e754b2a..2b931e855abd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -123,6 +123,7 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
case AMDGPU_PL_GWS:
case AMDGPU_PL_OA:
case AMDGPU_PL_DOORBELL:
+ case AMDGPU_PL_MMIO_REMAP:
placement->num_placement = 0;
return;
@@ -187,7 +188,6 @@ static int amdgpu_ttm_map_buffer(struct ttm_buffer_object *bo,
struct amdgpu_job *job;
void *cpu_addr;
uint64_t flags;
- unsigned int i;
int r;
BUG_ON(adev->mman.buffer_funcs->copy_max_bytes <
@@ -226,7 +226,8 @@ static int amdgpu_ttm_map_buffer(struct ttm_buffer_object *bo,
r = amdgpu_job_alloc_with_ib(adev, &adev->mman.high_pr,
AMDGPU_FENCE_OWNER_UNDEFINED,
num_dw * 4 + num_bytes,
- AMDGPU_IB_POOL_DELAYED, &job);
+ AMDGPU_IB_POOL_DELAYED, &job,
+ AMDGPU_KERNEL_JOB_ID_TTM_MAP_BUFFER);
if (r)
return r;
@@ -253,16 +254,9 @@ static int amdgpu_ttm_map_buffer(struct ttm_buffer_object *bo,
dma_addr = &bo->ttm->dma_address[mm_cur->start >> PAGE_SHIFT];
amdgpu_gart_map(adev, 0, num_pages, dma_addr, flags, cpu_addr);
} else {
- dma_addr_t dma_address;
-
- dma_address = mm_cur->start;
- dma_address += adev->vm_manager.vram_base_offset;
+ u64 pa = mm_cur->start + adev->vm_manager.vram_base_offset;
- for (i = 0; i < num_pages; ++i) {
- amdgpu_gart_map(adev, i << PAGE_SHIFT, 1, &dma_address,
- flags, cpu_addr);
- dma_address += PAGE_SIZE;
- }
+ amdgpu_gart_map_vram_range(adev, pa, 0, num_pages, flags, cpu_addr);
}
dma_fence_put(amdgpu_job_submit(job));
@@ -284,12 +278,13 @@ static int amdgpu_ttm_map_buffer(struct ttm_buffer_object *bo,
* move and different for a BO to BO copy.
*
*/
-int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
- const struct amdgpu_copy_mem *src,
- const struct amdgpu_copy_mem *dst,
- uint64_t size, bool tmz,
- struct dma_resv *resv,
- struct dma_fence **f)
+__attribute__((nonnull))
+static int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
+ const struct amdgpu_copy_mem *src,
+ const struct amdgpu_copy_mem *dst,
+ uint64_t size, bool tmz,
+ struct dma_resv *resv,
+ struct dma_fence **f)
{
struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
struct amdgpu_res_cursor src_mm, dst_mm;
@@ -363,9 +358,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
}
error:
mutex_unlock(&adev->mman.gtt_window_lock);
- if (f)
- *f = dma_fence_get(fence);
- dma_fence_put(fence);
+ *f = fence;
return r;
}
@@ -406,7 +399,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo,
struct dma_fence *wipe_fence = NULL;
r = amdgpu_fill_buffer(abo, 0, NULL, &wipe_fence,
- false);
+ false, AMDGPU_KERNEL_JOB_ID_MOVE_BLIT);
if (r) {
goto error;
} else if (wipe_fence) {
@@ -447,7 +440,8 @@ bool amdgpu_res_cpu_visible(struct amdgpu_device *adev,
return false;
if (res->mem_type == TTM_PL_SYSTEM || res->mem_type == TTM_PL_TT ||
- res->mem_type == AMDGPU_PL_PREEMPT || res->mem_type == AMDGPU_PL_DOORBELL)
+ res->mem_type == AMDGPU_PL_PREEMPT || res->mem_type == AMDGPU_PL_DOORBELL ||
+ res->mem_type == AMDGPU_PL_MMIO_REMAP)
return true;
if (res->mem_type != TTM_PL_VRAM)
@@ -538,10 +532,12 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, bool evict,
old_mem->mem_type == AMDGPU_PL_GWS ||
old_mem->mem_type == AMDGPU_PL_OA ||
old_mem->mem_type == AMDGPU_PL_DOORBELL ||
+ old_mem->mem_type == AMDGPU_PL_MMIO_REMAP ||
new_mem->mem_type == AMDGPU_PL_GDS ||
new_mem->mem_type == AMDGPU_PL_GWS ||
new_mem->mem_type == AMDGPU_PL_OA ||
- new_mem->mem_type == AMDGPU_PL_DOORBELL) {
+ new_mem->mem_type == AMDGPU_PL_DOORBELL ||
+ new_mem->mem_type == AMDGPU_PL_MMIO_REMAP) {
/* Nothing to save here */
amdgpu_bo_move_notify(bo, evict, new_mem);
ttm_bo_move_null(bo, new_mem);
@@ -629,6 +625,12 @@ static int amdgpu_ttm_io_mem_reserve(struct ttm_device *bdev,
mem->bus.is_iomem = true;
mem->bus.caching = ttm_uncached;
break;
+ case AMDGPU_PL_MMIO_REMAP:
+ mem->bus.offset = mem->start << PAGE_SHIFT;
+ mem->bus.offset += adev->rmmio_remap.bus_addr;
+ mem->bus.is_iomem = true;
+ mem->bus.caching = ttm_uncached;
+ break;
default:
return -EINVAL;
}
@@ -646,6 +648,8 @@ static unsigned long amdgpu_ttm_io_mem_pfn(struct ttm_buffer_object *bo,
if (bo->resource->mem_type == AMDGPU_PL_DOORBELL)
return ((uint64_t)(adev->doorbell.base + cursor.start)) >> PAGE_SHIFT;
+ else if (bo->resource->mem_type == AMDGPU_PL_MMIO_REMAP)
+ return ((uint64_t)(adev->rmmio_remap.bus_addr + cursor.start)) >> PAGE_SHIFT;
return (adev->gmc.aper_base + cursor.start) >> PAGE_SHIFT;
}
@@ -693,10 +697,11 @@ struct amdgpu_ttm_tt {
* memory and start HMM tracking CPU page table update
*
* Calling function must call amdgpu_ttm_tt_userptr_range_done() once and only
- * once afterwards to stop HMM tracking
+ * once afterwards to stop HMM tracking. Its the caller responsibility to ensure
+ * that range is a valid memory and it is freed too.
*/
-int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages,
- struct hmm_range **range)
+int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo,
+ struct amdgpu_hmm_range *range)
{
struct ttm_tt *ttm = bo->tbo.ttm;
struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);
@@ -706,9 +711,6 @@ int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages,
bool readonly;
int r = 0;
- /* Make sure get_user_pages_done() can cleanup gracefully */
- *range = NULL;
-
mm = bo->notifier.mm;
if (unlikely(!mm)) {
DRM_DEBUG_DRIVER("BO is not registered?\n");
@@ -732,7 +734,7 @@ int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages,
readonly = amdgpu_ttm_tt_is_readonly(ttm);
r = amdgpu_hmm_range_get_pages(&bo->notifier, start, ttm->num_pages,
- readonly, NULL, pages, range);
+ readonly, NULL, range);
out_unlock:
mmap_read_unlock(mm);
if (r)
@@ -743,38 +745,6 @@ out_unlock:
return r;
}
-/* amdgpu_ttm_tt_discard_user_pages - Discard range and pfn array allocations
- */
-void amdgpu_ttm_tt_discard_user_pages(struct ttm_tt *ttm,
- struct hmm_range *range)
-{
- struct amdgpu_ttm_tt *gtt = (void *)ttm;
-
- if (gtt && gtt->userptr && range)
- amdgpu_hmm_range_get_pages_done(range);
-}
-
-/*
- * amdgpu_ttm_tt_get_user_pages_done - stop HMM track the CPU page table change
- * Check if the pages backing this ttm range have been invalidated
- *
- * Returns: true if pages are still valid
- */
-bool amdgpu_ttm_tt_get_user_pages_done(struct ttm_tt *ttm,
- struct hmm_range *range)
-{
- struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);
-
- if (!gtt || !gtt->userptr || !range)
- return false;
-
- DRM_DEBUG_DRIVER("user_pages_done 0x%llx pages 0x%x\n",
- gtt->userptr, ttm->num_pages);
-
- WARN_ONCE(!range->hmm_pfns, "No user pages to check\n");
-
- return !amdgpu_hmm_range_get_pages_done(range);
-}
#endif
/*
@@ -784,12 +754,12 @@ bool amdgpu_ttm_tt_get_user_pages_done(struct ttm_tt *ttm,
* that backs user memory and will ultimately be mapped into the device
* address space.
*/
-void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages)
+void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct amdgpu_hmm_range *range)
{
unsigned long i;
for (i = 0; i < ttm->num_pages; ++i)
- ttm->pages[i] = pages ? pages[i] : NULL;
+ ttm->pages[i] = range ? hmm_pfn_to_page(range->hmm_range.hmm_pfns[i]) : NULL;
}
/*
@@ -1355,10 +1325,11 @@ uint64_t amdgpu_ttm_tt_pde_flags(struct ttm_tt *ttm, struct ttm_resource *mem)
if (mem && (mem->mem_type == TTM_PL_TT ||
mem->mem_type == AMDGPU_PL_DOORBELL ||
- mem->mem_type == AMDGPU_PL_PREEMPT)) {
+ mem->mem_type == AMDGPU_PL_PREEMPT ||
+ mem->mem_type == AMDGPU_PL_MMIO_REMAP)) {
flags |= AMDGPU_PTE_SYSTEM;
- if (ttm->caching == ttm_cached)
+ if (ttm && ttm->caching == ttm_cached)
flags |= AMDGPU_PTE_SNOOPED;
}
@@ -1510,10 +1481,12 @@ static int amdgpu_ttm_access_memory_sdma(struct ttm_buffer_object *bo,
r = amdgpu_job_alloc_with_ib(adev, &adev->mman.high_pr,
AMDGPU_FENCE_OWNER_UNDEFINED,
num_dw * 4, AMDGPU_IB_POOL_DELAYED,
- &job);
+ &job,
+ AMDGPU_KERNEL_JOB_ID_TTM_ACCESS_MEMORY_SDMA);
if (r)
goto out;
+ mutex_lock(&adev->mman.gtt_window_lock);
amdgpu_res_first(abo->tbo.resource, offset, len, &src_mm);
src_addr = amdgpu_ttm_domain_start(adev, bo->resource->mem_type) +
src_mm.start;
@@ -1528,6 +1501,7 @@ static int amdgpu_ttm_access_memory_sdma(struct ttm_buffer_object *bo,
WARN_ON(job->ibs[0].length_dw > num_dw);
fence = amdgpu_job_submit(job);
+ mutex_unlock(&adev->mman.gtt_window_lock);
if (!dma_fence_wait_timeout(fence, false, adev->sdma_timeout))
r = -ETIMEDOUT;
@@ -1789,18 +1763,14 @@ static int amdgpu_ttm_reserve_tmr(struct amdgpu_device *adev)
ctx->init = PSP_MEM_TRAIN_RESERVE_SUCCESS;
}
- if (!adev->gmc.is_app_apu) {
- ret = amdgpu_bo_create_kernel_at(
- adev, adev->gmc.real_vram_size - reserve_size,
- reserve_size, &adev->mman.fw_reserved_memory, NULL);
- if (ret) {
- dev_err(adev->dev, "alloc tmr failed(%d)!\n", ret);
- amdgpu_bo_free_kernel(&adev->mman.fw_reserved_memory,
- NULL, NULL);
- return ret;
- }
- } else {
- DRM_DEBUG_DRIVER("backdoor fw loading path for PSP TMR, no reservation needed\n");
+ ret = amdgpu_bo_create_kernel_at(
+ adev, adev->gmc.real_vram_size - reserve_size, reserve_size,
+ &adev->mman.fw_reserved_memory, NULL);
+ if (ret) {
+ dev_err(adev->dev, "alloc tmr failed(%d)!\n", ret);
+ amdgpu_bo_free_kernel(&adev->mman.fw_reserved_memory, NULL,
+ NULL);
+ return ret;
}
return 0;
@@ -1822,7 +1792,7 @@ static int amdgpu_ttm_pools_init(struct amdgpu_device *adev)
for (i = 0; i < adev->gmc.num_mem_partitions; i++) {
ttm_pool_init(&adev->mman.ttm_pools[i], adev->dev,
adev->gmc.mem_partitions[i].numa.node,
- false, false);
+ TTM_ALLOCATION_POOL_BENEFICIAL_ORDER(get_order(SZ_2M)));
}
return 0;
}
@@ -1841,6 +1811,59 @@ static void amdgpu_ttm_pools_fini(struct amdgpu_device *adev)
adev->mman.ttm_pools = NULL;
}
+/**
+ * amdgpu_ttm_mmio_remap_bo_init - Allocate the singleton 4K MMIO_REMAP BO
+ * @adev: amdgpu device
+ *
+ * Allocates a one-page (4K) GEM BO in AMDGPU_GEM_DOMAIN_MMIO_REMAP when the
+ * hardware exposes a remap base (adev->rmmio_remap.bus_addr) and the host
+ * PAGE_SIZE is <= AMDGPU_GPU_PAGE_SIZE (4K). The BO is created as a regular
+ * GEM object (amdgpu_bo_create).
+ *
+ * Return:
+ * * 0 on success or intentional skip (feature not present/unsupported)
+ * * negative errno on allocation failure
+ */
+static int amdgpu_ttm_mmio_remap_bo_init(struct amdgpu_device *adev)
+{
+ struct amdgpu_bo_param bp;
+ int r;
+
+ /* Skip if HW doesn't expose remap, or if PAGE_SIZE > AMDGPU_GPU_PAGE_SIZE (4K). */
+ if (!adev->rmmio_remap.bus_addr || PAGE_SIZE > AMDGPU_GPU_PAGE_SIZE)
+ return 0;
+
+ memset(&bp, 0, sizeof(bp));
+
+ /* Create exactly one GEM BO in the MMIO_REMAP domain. */
+ bp.type = ttm_bo_type_device; /* userspace-mappable GEM */
+ bp.size = AMDGPU_GPU_PAGE_SIZE; /* 4K */
+ bp.byte_align = AMDGPU_GPU_PAGE_SIZE;
+ bp.domain = AMDGPU_GEM_DOMAIN_MMIO_REMAP;
+ bp.flags = 0;
+ bp.resv = NULL;
+ bp.bo_ptr_size = sizeof(struct amdgpu_bo);
+
+ r = amdgpu_bo_create(adev, &bp, &adev->rmmio_remap.bo);
+ if (r)
+ return r;
+
+ return 0;
+}
+
+/**
+ * amdgpu_ttm_mmio_remap_bo_fini - Free the singleton MMIO_REMAP BO
+ * @adev: amdgpu device
+ *
+ * Frees the kernel-owned MMIO_REMAP BO if it was allocated by
+ * amdgpu_ttm_mmio_remap_bo_init().
+ */
+static void amdgpu_ttm_mmio_remap_bo_fini(struct amdgpu_device *adev)
+{
+ amdgpu_bo_unref(&adev->rmmio_remap.bo);
+ adev->rmmio_remap.bo = NULL;
+}
+
/*
* amdgpu_ttm_init - Init the memory management (ttm) as well as various
* gtt/vram related fields.
@@ -1862,8 +1885,11 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
r = ttm_device_init(&adev->mman.bdev, &amdgpu_bo_driver, adev->dev,
adev_to_drm(adev)->anon_inode->i_mapping,
adev_to_drm(adev)->vma_offset_manager,
- adev->need_swiotlb,
- dma_addressing_limited(adev->dev));
+ (adev->need_swiotlb ?
+ TTM_ALLOCATION_POOL_USE_DMA_ALLOC : 0) |
+ (dma_addressing_limited(adev->dev) ?
+ TTM_ALLOCATION_POOL_USE_DMA32 : 0) |
+ TTM_ALLOCATION_POOL_BENEFICIAL_ORDER(get_order(SZ_2M)));
if (r) {
dev_err(adev->dev,
"failed initializing buffer object driver(%d).\n", r);
@@ -1877,11 +1903,13 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
}
adev->mman.initialized = true;
- /* Initialize VRAM pool with all of VRAM divided into pages */
- r = amdgpu_vram_mgr_init(adev);
- if (r) {
- dev_err(adev->dev, "Failed initializing VRAM heap.\n");
- return r;
+ if (!adev->gmc.is_app_apu) {
+ /* Initialize VRAM pool with all of VRAM divided into pages */
+ r = amdgpu_vram_mgr_init(adev);
+ if (r) {
+ dev_err(adev->dev, "Failed initializing VRAM heap.\n");
+ return r;
+ }
}
/* Change the size here instead of the init above so only lpfn is affected */
@@ -1910,19 +1938,19 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
return r;
/*
- *The reserved vram for driver must be pinned to the specified
- *place on the VRAM, so reserve it early.
+ * The reserved VRAM for the driver must be pinned to a specific
+ * location in VRAM, so reserve it early.
*/
r = amdgpu_ttm_drv_reserve_vram_init(adev);
if (r)
return r;
/*
- * only NAVI10 and onwards ASIC support for IP discovery.
- * If IP discovery enabled, a block of memory should be
- * reserved for IP discovey.
+ * only NAVI10 and later ASICs support IP discovery.
+ * If IP discovery is enabled, a block of memory should be
+ * reserved for it.
*/
- if (adev->mman.discovery_bin) {
+ if (adev->discovery.reserve_tmr) {
r = amdgpu_ttm_reserve_tmr(adev);
if (r)
return r;
@@ -2008,6 +2036,18 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
return r;
}
+ /* Initialize MMIO-remap pool (single page 4K) */
+ r = amdgpu_ttm_init_on_chip(adev, AMDGPU_PL_MMIO_REMAP, 1);
+ if (r) {
+ dev_err(adev->dev, "Failed initializing MMIO-remap heap.\n");
+ return r;
+ }
+
+ /* Allocate the singleton MMIO_REMAP BO (4K) if supported */
+ r = amdgpu_ttm_mmio_remap_bo_init(adev);
+ if (r)
+ return r;
+
/* Initialize preemptible memory pool */
r = amdgpu_preempt_mgr_init(adev);
if (r) {
@@ -2070,6 +2110,8 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
}
amdgpu_bo_free_kernel(&adev->mman.sdma_access_bo, NULL,
&adev->mman.sdma_access_ptr);
+
+ amdgpu_ttm_mmio_remap_bo_fini(adev);
amdgpu_ttm_fw_reserve_vram_fini(adev);
amdgpu_ttm_drv_reserve_vram_fini(adev);
@@ -2082,7 +2124,8 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
drm_dev_exit(idx);
}
- amdgpu_vram_mgr_fini(adev);
+ if (!adev->gmc.is_app_apu)
+ amdgpu_vram_mgr_fini(adev);
amdgpu_gtt_mgr_fini(adev);
amdgpu_preempt_mgr_fini(adev);
amdgpu_doorbell_fini(adev);
@@ -2091,6 +2134,7 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_GWS);
ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_OA);
ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_DOORBELL);
+ ttm_range_man_fini(&adev->mman.bdev, AMDGPU_PL_MMIO_REMAP);
ttm_device_fini(&adev->mman.bdev);
adev->mman.initialized = false;
dev_info(adev->dev, "amdgpu: ttm finalized\n");
@@ -2143,8 +2187,10 @@ void amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable)
} else {
drm_sched_entity_destroy(&adev->mman.high_pr);
drm_sched_entity_destroy(&adev->mman.low_pr);
- dma_fence_put(man->move);
- man->move = NULL;
+ /* Drop all the old fences since re-creating the scheduler entities
+ * will allocate new contexts.
+ */
+ ttm_resource_manager_cleanup(man);
}
/* this just adjusts TTM size idea, which sets lpfn to the correct value */
@@ -2167,7 +2213,7 @@ static int amdgpu_ttm_prepare_job(struct amdgpu_device *adev,
struct dma_resv *resv,
bool vm_needs_flush,
struct amdgpu_job **job,
- bool delayed)
+ bool delayed, u64 k_job_id)
{
enum amdgpu_ib_pool_type pool = direct_submit ?
AMDGPU_IB_POOL_DIRECT :
@@ -2177,7 +2223,7 @@ static int amdgpu_ttm_prepare_job(struct amdgpu_device *adev,
&adev->mman.high_pr;
r = amdgpu_job_alloc_with_ib(adev, entity,
AMDGPU_FENCE_OWNER_UNDEFINED,
- num_dw * 4, pool, job);
+ num_dw * 4, pool, job, k_job_id);
if (r)
return r;
@@ -2217,7 +2263,8 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset,
num_loops = DIV_ROUND_UP(byte_count, max_bytes);
num_dw = ALIGN(num_loops * adev->mman.buffer_funcs->copy_num_dw, 8);
r = amdgpu_ttm_prepare_job(adev, direct_submit, num_dw,
- resv, vm_needs_flush, &job, false);
+ resv, vm_needs_flush, &job, false,
+ AMDGPU_KERNEL_JOB_ID_TTM_COPY_BUFFER);
if (r)
return r;
@@ -2252,7 +2299,8 @@ static int amdgpu_ttm_fill_mem(struct amdgpu_ring *ring, uint32_t src_data,
uint64_t dst_addr, uint32_t byte_count,
struct dma_resv *resv,
struct dma_fence **fence,
- bool vm_needs_flush, bool delayed)
+ bool vm_needs_flush, bool delayed,
+ u64 k_job_id)
{
struct amdgpu_device *adev = ring->adev;
unsigned int num_loops, num_dw;
@@ -2265,7 +2313,7 @@ static int amdgpu_ttm_fill_mem(struct amdgpu_ring *ring, uint32_t src_data,
num_loops = DIV_ROUND_UP_ULL(byte_count, max_bytes);
num_dw = ALIGN(num_loops * adev->mman.buffer_funcs->fill_num_dw, 8);
r = amdgpu_ttm_prepare_job(adev, false, num_dw, resv, vm_needs_flush,
- &job, delayed);
+ &job, delayed, k_job_id);
if (r)
return r;
@@ -2335,7 +2383,8 @@ int amdgpu_ttm_clear_buffer(struct amdgpu_bo *bo,
goto err;
r = amdgpu_ttm_fill_mem(ring, 0, addr, size, resv,
- &next, true, true);
+ &next, true, true,
+ AMDGPU_KERNEL_JOB_ID_TTM_CLEAR_BUFFER);
if (r)
goto err;
@@ -2354,7 +2403,8 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
uint32_t src_data,
struct dma_resv *resv,
struct dma_fence **f,
- bool delayed)
+ bool delayed,
+ u64 k_job_id)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
@@ -2384,7 +2434,7 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
goto error;
r = amdgpu_ttm_fill_mem(ring, src_data, to, cur_size, resv,
- &next, true, delayed);
+ &next, true, delayed, k_job_id);
if (r)
goto error;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index 2309df3f68a9..577ee04ce0bf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -28,13 +28,15 @@
#include <drm/gpu_scheduler.h>
#include <drm/ttm/ttm_placement.h>
#include "amdgpu_vram_mgr.h"
+#include "amdgpu_hmm.h"
#define AMDGPU_PL_GDS (TTM_PL_PRIV + 0)
#define AMDGPU_PL_GWS (TTM_PL_PRIV + 1)
#define AMDGPU_PL_OA (TTM_PL_PRIV + 2)
#define AMDGPU_PL_PREEMPT (TTM_PL_PRIV + 3)
#define AMDGPU_PL_DOORBELL (TTM_PL_PRIV + 4)
-#define __AMDGPU_PL_NUM (TTM_PL_PRIV + 5)
+#define AMDGPU_PL_MMIO_REMAP (TTM_PL_PRIV + 5)
+#define __AMDGPU_PL_NUM (TTM_PL_PRIV + 6)
#define AMDGPU_GTT_MAX_TRANSFER_SIZE 512
#define AMDGPU_GTT_NUM_TRANSFER_WINDOWS 2
@@ -81,9 +83,6 @@ struct amdgpu_mman {
uint64_t stolen_reserved_offset;
uint64_t stolen_reserved_size;
- /* discovery */
- uint8_t *discovery_bin;
- uint32_t discovery_tmr_size;
/* fw reserved memory */
struct amdgpu_bo *fw_reserved_memory;
struct amdgpu_bo *fw_reserved_memory_extend;
@@ -169,12 +168,6 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset,
struct dma_resv *resv,
struct dma_fence **fence, bool direct_submit,
bool vm_needs_flush, uint32_t copy_flags);
-int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
- const struct amdgpu_copy_mem *src,
- const struct amdgpu_copy_mem *dst,
- uint64_t size, bool tmz,
- struct dma_resv *resv,
- struct dma_fence **f);
int amdgpu_ttm_clear_buffer(struct amdgpu_bo *bo,
struct dma_resv *resv,
struct dma_fence **fence);
@@ -182,38 +175,25 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
uint32_t src_data,
struct dma_resv *resv,
struct dma_fence **fence,
- bool delayed);
+ bool delayed,
+ u64 k_job_id);
int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo);
void amdgpu_ttm_recover_gart(struct ttm_buffer_object *tbo);
uint64_t amdgpu_ttm_domain_start(struct amdgpu_device *adev, uint32_t type);
#if IS_ENABLED(CONFIG_DRM_AMDGPU_USERPTR)
-int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages,
- struct hmm_range **range);
-void amdgpu_ttm_tt_discard_user_pages(struct ttm_tt *ttm,
- struct hmm_range *range);
-bool amdgpu_ttm_tt_get_user_pages_done(struct ttm_tt *ttm,
- struct hmm_range *range);
+int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo,
+ struct amdgpu_hmm_range *range);
#else
static inline int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo,
- struct page **pages,
- struct hmm_range **range)
+ struct amdgpu_hmm_range *range)
{
return -EPERM;
}
-static inline void amdgpu_ttm_tt_discard_user_pages(struct ttm_tt *ttm,
- struct hmm_range *range)
-{
-}
-static inline bool amdgpu_ttm_tt_get_user_pages_done(struct ttm_tt *ttm,
- struct hmm_range *range)
-{
- return false;
-}
#endif
-void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages);
+void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct amdgpu_hmm_range *range);
int amdgpu_ttm_tt_get_userptr(const struct ttm_buffer_object *tbo,
uint64_t *user_addr);
int amdgpu_ttm_tt_set_userptr(struct ttm_buffer_object *bo,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
index c92b8794aa73..3f0b0e9af4f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
@@ -24,6 +24,7 @@
#include <linux/sort.h>
#include "amdgpu.h"
#include "umc_v6_7.h"
+#include "amdgpu_ras_mgr.h"
#define MAX_UMC_POISON_POLLING_TIME_SYNC 20 //ms
#define MAX_UMC_HASH_STRING_SIZE 256
@@ -96,67 +97,96 @@ void amdgpu_umc_handle_bad_pages(struct amdgpu_device *adev,
{
struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ struct amdgpu_ras_eeprom_control *control = &con->eeprom_control;
unsigned int error_query_mode;
int ret = 0;
unsigned long err_count;
amdgpu_ras_get_error_query_mode(adev, &error_query_mode);
+ err_data->err_addr =
+ kcalloc(adev->umc.max_ras_err_cnt_per_query,
+ sizeof(struct eeprom_table_record), GFP_KERNEL);
+
+ /* still call query_ras_error_address to clear error status
+ * even NOMEM error is encountered
+ */
+ if (!err_data->err_addr)
+ dev_warn(adev->dev,
+ "Failed to alloc memory for umc error address record!\n");
+ else
+ err_data->err_addr_len = adev->umc.max_ras_err_cnt_per_query;
+
mutex_lock(&con->page_retirement_lock);
- ret = amdgpu_dpm_get_ecc_info(adev, (void *)&(con->umc_ecc));
- if (ret == -EOPNOTSUPP &&
- error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY) {
- if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
- adev->umc.ras->ras_block.hw_ops->query_ras_error_count)
- adev->umc.ras->ras_block.hw_ops->query_ras_error_count(adev, ras_error_status);
-
- if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
- adev->umc.ras->ras_block.hw_ops->query_ras_error_address &&
- adev->umc.max_ras_err_cnt_per_query) {
- err_data->err_addr =
- kcalloc(adev->umc.max_ras_err_cnt_per_query,
- sizeof(struct eeprom_table_record), GFP_KERNEL);
-
- /* still call query_ras_error_address to clear error status
- * even NOMEM error is encountered
- */
- if(!err_data->err_addr)
- dev_warn(adev->dev, "Failed to alloc memory for "
- "umc error address record!\n");
- else
- err_data->err_addr_len = adev->umc.max_ras_err_cnt_per_query;
-
- /* umc query_ras_error_address is also responsible for clearing
- * error status
- */
- adev->umc.ras->ras_block.hw_ops->query_ras_error_address(adev, ras_error_status);
+ if (!amdgpu_ras_smu_eeprom_supported(adev)) {
+ ret = amdgpu_dpm_get_ecc_info(adev, (void *)&(con->umc_ecc));
+ if (ret == -EOPNOTSUPP &&
+ error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY) {
+ if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_count)
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_count(adev,
+ ras_error_status);
+
+ if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_address &&
+ adev->umc.max_ras_err_cnt_per_query) {
+ err_data->err_addr =
+ kcalloc(adev->umc.max_ras_err_cnt_per_query,
+ sizeof(struct eeprom_table_record), GFP_KERNEL);
+
+ /* still call query_ras_error_address to clear error status
+ * even NOMEM error is encountered
+ */
+ if (!err_data->err_addr)
+ dev_warn(adev->dev,
+ "Failed to alloc memory for umc error address record!\n");
+ else
+ err_data->err_addr_len =
+ adev->umc.max_ras_err_cnt_per_query;
+
+ /* umc query_ras_error_address is also responsible for clearing
+ * error status
+ */
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_address(adev,
+ ras_error_status);
+ }
+ } else if (error_query_mode == AMDGPU_RAS_FIRMWARE_ERROR_QUERY ||
+ (!ret && error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY)) {
+ if (adev->umc.ras &&
+ adev->umc.ras->ecc_info_query_ras_error_count)
+ adev->umc.ras->ecc_info_query_ras_error_count(adev,
+ ras_error_status);
+
+ if (adev->umc.ras &&
+ adev->umc.ras->ecc_info_query_ras_error_address &&
+ adev->umc.max_ras_err_cnt_per_query) {
+ err_data->err_addr =
+ kcalloc(adev->umc.max_ras_err_cnt_per_query,
+ sizeof(struct eeprom_table_record), GFP_KERNEL);
+
+ /* still call query_ras_error_address to clear error status
+ * even NOMEM error is encountered
+ */
+ if (!err_data->err_addr)
+ dev_warn(adev->dev,
+ "Failed to alloc memory for umc error address record!\n");
+ else
+ err_data->err_addr_len =
+ adev->umc.max_ras_err_cnt_per_query;
+
+ /* umc query_ras_error_address is also responsible for clearing
+ * error status
+ */
+ adev->umc.ras->ecc_info_query_ras_error_address(adev,
+ ras_error_status);
+ }
}
- } else if (error_query_mode == AMDGPU_RAS_FIRMWARE_ERROR_QUERY ||
- (!ret && error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY)) {
- if (adev->umc.ras &&
- adev->umc.ras->ecc_info_query_ras_error_count)
- adev->umc.ras->ecc_info_query_ras_error_count(adev, ras_error_status);
-
- if (adev->umc.ras &&
- adev->umc.ras->ecc_info_query_ras_error_address &&
- adev->umc.max_ras_err_cnt_per_query) {
- err_data->err_addr =
- kcalloc(adev->umc.max_ras_err_cnt_per_query,
- sizeof(struct eeprom_table_record), GFP_KERNEL);
-
- /* still call query_ras_error_address to clear error status
- * even NOMEM error is encountered
- */
- if(!err_data->err_addr)
- dev_warn(adev->dev, "Failed to alloc memory for "
- "umc error address record!\n");
- else
- err_data->err_addr_len = adev->umc.max_ras_err_cnt_per_query;
-
- /* umc query_ras_error_address is also responsible for clearing
- * error status
- */
- adev->umc.ras->ecc_info_query_ras_error_address(adev, ras_error_status);
+ } else {
+ if (!amdgpu_ras_eeprom_update_record_num(control)) {
+ err_data->err_addr_cnt = err_data->de_count =
+ control->ras_num_recs - control->ras_num_recs_old;
+ amdgpu_ras_eeprom_read_idx(control, err_data->err_addr,
+ control->ras_num_recs_old, err_data->de_count);
}
}
@@ -166,7 +196,7 @@ void amdgpu_umc_handle_bad_pages(struct amdgpu_device *adev,
if ((amdgpu_bad_page_threshold != 0) &&
err_data->err_addr_cnt) {
amdgpu_ras_add_bad_pages(adev, err_data->err_addr,
- err_data->err_addr_cnt, false);
+ err_data->err_addr_cnt, amdgpu_ras_smu_eeprom_supported(adev));
amdgpu_ras_save_bad_pages(adev, &err_count);
amdgpu_dpm_send_hbm_bad_pages_num(adev,
@@ -244,6 +274,15 @@ int amdgpu_umc_pasid_poison_handler(struct amdgpu_device *adev,
}
amdgpu_ras_error_data_fini(&err_data);
+ } else if (amdgpu_uniras_enabled(adev)) {
+ struct ras_ih_info ih_info = {0};
+
+ ih_info.block = block;
+ ih_info.pasid = pasid;
+ ih_info.reset = reset;
+ ih_info.pasid_fn = pasid_fn;
+ ih_info.data = data;
+ amdgpu_ras_mgr_handle_consumer_interrupt(adev, &ih_info);
} else {
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
int ret;
@@ -252,6 +291,7 @@ int amdgpu_umc_pasid_poison_handler(struct amdgpu_device *adev,
block, pasid, pasid_fn, data, reset);
if (!ret) {
atomic_inc(&con->page_retirement_req_cnt);
+ atomic_inc(&con->poison_consumption_count);
wake_up(&con->page_retirement_wq);
}
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
index ec203f9e5ffa..28dff750c47e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
@@ -113,6 +113,8 @@ struct amdgpu_umc_ras {
uint32_t (*get_die_id_from_pa)(struct amdgpu_device *adev,
uint64_t mca_addr, uint64_t retired_page);
void (*get_retire_flip_bits)(struct amdgpu_device *adev);
+ void (*mca_ipid_parse)(struct amdgpu_device *adev, uint64_t ipid,
+ uint32_t *did, uint32_t *ch, uint32_t *umc_inst, uint32_t *sid);
};
struct amdgpu_umc_funcs {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
index c3ace8030530..9a969175900e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
@@ -25,10 +25,13 @@
#include <drm/drm_auth.h>
#include <drm/drm_exec.h>
#include <linux/pm_runtime.h>
+#include <drm/drm_drv.h>
#include "amdgpu.h"
+#include "amdgpu_reset.h"
#include "amdgpu_vm.h"
#include "amdgpu_userq.h"
+#include "amdgpu_hmm.h"
#include "amdgpu_userq_fence.h"
u32 amdgpu_userq_get_supported_ip_mask(struct amdgpu_device *adev)
@@ -44,22 +47,301 @@ u32 amdgpu_userq_get_supported_ip_mask(struct amdgpu_device *adev)
return userq_ip_mask;
}
+static bool amdgpu_userq_is_reset_type_supported(struct amdgpu_device *adev,
+ enum amdgpu_ring_type ring_type, int reset_type)
+{
+
+ if (ring_type < 0 || ring_type >= AMDGPU_RING_TYPE_MAX)
+ return false;
+
+ switch (ring_type) {
+ case AMDGPU_RING_TYPE_GFX:
+ if (adev->gfx.gfx_supported_reset & reset_type)
+ return true;
+ break;
+ case AMDGPU_RING_TYPE_COMPUTE:
+ if (adev->gfx.compute_supported_reset & reset_type)
+ return true;
+ break;
+ case AMDGPU_RING_TYPE_SDMA:
+ if (adev->sdma.supported_reset & reset_type)
+ return true;
+ break;
+ case AMDGPU_RING_TYPE_VCN_DEC:
+ case AMDGPU_RING_TYPE_VCN_ENC:
+ if (adev->vcn.supported_reset & reset_type)
+ return true;
+ break;
+ case AMDGPU_RING_TYPE_VCN_JPEG:
+ if (adev->jpeg.supported_reset & reset_type)
+ return true;
+ break;
+ default:
+ break;
+ }
+ return false;
+}
+
+static void amdgpu_userq_gpu_reset(struct amdgpu_device *adev)
+{
+ if (amdgpu_device_should_recover_gpu(adev)) {
+ amdgpu_reset_domain_schedule(adev->reset_domain,
+ &adev->userq_reset_work);
+ /* Wait for the reset job to complete */
+ flush_work(&adev->userq_reset_work);
+ }
+}
+
static int
-amdgpu_userq_unmap_helper(struct amdgpu_userq_mgr *uq_mgr,
+amdgpu_userq_detect_and_reset_queues(struct amdgpu_userq_mgr *uq_mgr)
+{
+ struct amdgpu_device *adev = uq_mgr->adev;
+ const int queue_types[] = {
+ AMDGPU_RING_TYPE_COMPUTE,
+ AMDGPU_RING_TYPE_GFX,
+ AMDGPU_RING_TYPE_SDMA
+ };
+ const int num_queue_types = ARRAY_SIZE(queue_types);
+ bool gpu_reset = false;
+ int r = 0;
+ int i;
+
+ /* Warning if current process mutex is not held */
+ WARN_ON(!mutex_is_locked(&uq_mgr->userq_mutex));
+
+ if (unlikely(adev->debug_disable_gpu_ring_reset)) {
+ dev_err(adev->dev, "userq reset disabled by debug mask\n");
+ return 0;
+ }
+
+ /*
+ * If GPU recovery feature is disabled system-wide,
+ * skip all reset detection logic
+ */
+ if (!amdgpu_gpu_recovery)
+ return 0;
+
+ /*
+ * Iterate through all queue types to detect and reset problematic queues
+ * Process each queue type in the defined order
+ */
+ for (i = 0; i < num_queue_types; i++) {
+ int ring_type = queue_types[i];
+ const struct amdgpu_userq_funcs *funcs = adev->userq_funcs[ring_type];
+
+ if (!amdgpu_userq_is_reset_type_supported(adev, ring_type, AMDGPU_RESET_TYPE_PER_QUEUE))
+ continue;
+
+ if (atomic_read(&uq_mgr->userq_count[ring_type]) > 0 &&
+ funcs && funcs->detect_and_reset) {
+ r = funcs->detect_and_reset(adev, ring_type);
+ if (r) {
+ gpu_reset = true;
+ break;
+ }
+ }
+ }
+
+ if (gpu_reset)
+ amdgpu_userq_gpu_reset(adev);
+
+ return r;
+}
+
+static int amdgpu_userq_buffer_va_list_add(struct amdgpu_usermode_queue *queue,
+ struct amdgpu_bo_va_mapping *va_map, u64 addr)
+{
+ struct amdgpu_userq_va_cursor *va_cursor;
+ struct userq_va_list;
+
+ va_cursor = kzalloc(sizeof(*va_cursor), GFP_KERNEL);
+ if (!va_cursor)
+ return -ENOMEM;
+
+ INIT_LIST_HEAD(&va_cursor->list);
+ va_cursor->gpu_addr = addr;
+ atomic_set(&va_map->bo_va->userq_va_mapped, 1);
+ list_add(&va_cursor->list, &queue->userq_va_list);
+
+ return 0;
+}
+
+int amdgpu_userq_input_va_validate(struct amdgpu_usermode_queue *queue,
+ u64 addr, u64 expected_size)
+{
+ struct amdgpu_bo_va_mapping *va_map;
+ struct amdgpu_vm *vm = queue->vm;
+ u64 user_addr;
+ u64 size;
+ int r = 0;
+
+ user_addr = (addr & AMDGPU_GMC_HOLE_MASK) >> AMDGPU_GPU_PAGE_SHIFT;
+ size = expected_size >> AMDGPU_GPU_PAGE_SHIFT;
+
+ r = amdgpu_bo_reserve(vm->root.bo, false);
+ if (r)
+ return r;
+
+ va_map = amdgpu_vm_bo_lookup_mapping(vm, user_addr);
+ if (!va_map) {
+ r = -EINVAL;
+ goto out_err;
+ }
+ /* Only validate the userq whether resident in the VM mapping range */
+ if (user_addr >= va_map->start &&
+ va_map->last - user_addr + 1 >= size) {
+ amdgpu_userq_buffer_va_list_add(queue, va_map, user_addr);
+ amdgpu_bo_unreserve(vm->root.bo);
+ return 0;
+ }
+
+ r = -EINVAL;
+out_err:
+ amdgpu_bo_unreserve(vm->root.bo);
+ return r;
+}
+
+static bool amdgpu_userq_buffer_va_mapped(struct amdgpu_vm *vm, u64 addr)
+{
+ struct amdgpu_bo_va_mapping *mapping;
+ bool r;
+
+ if (amdgpu_bo_reserve(vm->root.bo, false))
+ return false;
+
+ mapping = amdgpu_vm_bo_lookup_mapping(vm, addr);
+ if (!IS_ERR_OR_NULL(mapping) && atomic_read(&mapping->bo_va->userq_va_mapped))
+ r = true;
+ else
+ r = false;
+ amdgpu_bo_unreserve(vm->root.bo);
+
+ return r;
+}
+
+static bool amdgpu_userq_buffer_vas_mapped(struct amdgpu_usermode_queue *queue)
+{
+ struct amdgpu_userq_va_cursor *va_cursor, *tmp;
+ int r = 0;
+
+ list_for_each_entry_safe(va_cursor, tmp, &queue->userq_va_list, list) {
+ r += amdgpu_userq_buffer_va_mapped(queue->vm, va_cursor->gpu_addr);
+ dev_dbg(queue->userq_mgr->adev->dev,
+ "validate the userq mapping:%p va:%llx r:%d\n",
+ queue, va_cursor->gpu_addr, r);
+ }
+
+ if (r != 0)
+ return true;
+
+ return false;
+}
+
+static void amdgpu_userq_buffer_va_list_del(struct amdgpu_bo_va_mapping *mapping,
+ struct amdgpu_userq_va_cursor *va_cursor)
+{
+ atomic_set(&mapping->bo_va->userq_va_mapped, 0);
+ list_del(&va_cursor->list);
+ kfree(va_cursor);
+}
+
+static int amdgpu_userq_buffer_vas_list_cleanup(struct amdgpu_device *adev,
+ struct amdgpu_usermode_queue *queue)
+{
+ struct amdgpu_userq_va_cursor *va_cursor, *tmp;
+ struct amdgpu_bo_va_mapping *mapping;
+ int r;
+
+ r = amdgpu_bo_reserve(queue->vm->root.bo, false);
+ if (r)
+ return r;
+
+ list_for_each_entry_safe(va_cursor, tmp, &queue->userq_va_list, list) {
+ mapping = amdgpu_vm_bo_lookup_mapping(queue->vm, va_cursor->gpu_addr);
+ if (!mapping) {
+ r = -EINVAL;
+ goto err;
+ }
+ dev_dbg(adev->dev, "delete the userq:%p va:%llx\n",
+ queue, va_cursor->gpu_addr);
+ amdgpu_userq_buffer_va_list_del(mapping, va_cursor);
+ }
+err:
+ amdgpu_bo_unreserve(queue->vm->root.bo);
+ return r;
+}
+
+static int
+amdgpu_userq_preempt_helper(struct amdgpu_userq_mgr *uq_mgr,
struct amdgpu_usermode_queue *queue)
{
struct amdgpu_device *adev = uq_mgr->adev;
const struct amdgpu_userq_funcs *userq_funcs =
adev->userq_funcs[queue->queue_type];
+ bool found_hung_queue = false;
int r = 0;
if (queue->state == AMDGPU_USERQ_STATE_MAPPED) {
+ r = userq_funcs->preempt(uq_mgr, queue);
+ if (r) {
+ queue->state = AMDGPU_USERQ_STATE_HUNG;
+ found_hung_queue = true;
+ } else {
+ queue->state = AMDGPU_USERQ_STATE_PREEMPTED;
+ }
+ }
+
+ if (found_hung_queue)
+ amdgpu_userq_detect_and_reset_queues(uq_mgr);
+
+ return r;
+}
+
+static int
+amdgpu_userq_restore_helper(struct amdgpu_userq_mgr *uq_mgr,
+ struct amdgpu_usermode_queue *queue)
+{
+ struct amdgpu_device *adev = uq_mgr->adev;
+ const struct amdgpu_userq_funcs *userq_funcs =
+ adev->userq_funcs[queue->queue_type];
+ int r = 0;
+
+ if (queue->state == AMDGPU_USERQ_STATE_PREEMPTED) {
+ r = userq_funcs->restore(uq_mgr, queue);
+ if (r) {
+ queue->state = AMDGPU_USERQ_STATE_HUNG;
+ } else {
+ queue->state = AMDGPU_USERQ_STATE_MAPPED;
+ }
+ }
+
+ return r;
+}
+
+static int
+amdgpu_userq_unmap_helper(struct amdgpu_userq_mgr *uq_mgr,
+ struct amdgpu_usermode_queue *queue)
+{
+ struct amdgpu_device *adev = uq_mgr->adev;
+ const struct amdgpu_userq_funcs *userq_funcs =
+ adev->userq_funcs[queue->queue_type];
+ bool found_hung_queue = false;
+ int r = 0;
+
+ if ((queue->state == AMDGPU_USERQ_STATE_MAPPED) ||
+ (queue->state == AMDGPU_USERQ_STATE_PREEMPTED)) {
r = userq_funcs->unmap(uq_mgr, queue);
- if (r)
+ if (r) {
queue->state = AMDGPU_USERQ_STATE_HUNG;
- else
+ found_hung_queue = true;
+ } else {
queue->state = AMDGPU_USERQ_STATE_UNMAPPED;
+ }
}
+
+ if (found_hung_queue)
+ amdgpu_userq_detect_and_reset_queues(uq_mgr);
+
return r;
}
@@ -76,26 +358,33 @@ amdgpu_userq_map_helper(struct amdgpu_userq_mgr *uq_mgr,
r = userq_funcs->map(uq_mgr, queue);
if (r) {
queue->state = AMDGPU_USERQ_STATE_HUNG;
+ amdgpu_userq_detect_and_reset_queues(uq_mgr);
} else {
queue->state = AMDGPU_USERQ_STATE_MAPPED;
}
}
+
return r;
}
-static void
+static int
amdgpu_userq_wait_for_last_fence(struct amdgpu_userq_mgr *uq_mgr,
struct amdgpu_usermode_queue *queue)
{
struct dma_fence *f = queue->last_fence;
- int ret;
+ int ret = 0;
if (f && !dma_fence_is_signaled(f)) {
- ret = dma_fence_wait_timeout(f, true, msecs_to_jiffies(100));
- if (ret <= 0)
+ ret = dma_fence_wait_timeout(f, true, MAX_SCHEDULE_TIMEOUT);
+ if (ret <= 0) {
drm_file_err(uq_mgr->file, "Timed out waiting for fence=%llu:%llu\n",
f->context, f->seqno);
+ queue->state = AMDGPU_USERQ_STATE_HUNG;
+ return -ETIME;
+ }
}
+
+ return ret;
}
static void
@@ -106,32 +395,27 @@ amdgpu_userq_cleanup(struct amdgpu_userq_mgr *uq_mgr,
struct amdgpu_device *adev = uq_mgr->adev;
const struct amdgpu_userq_funcs *uq_funcs = adev->userq_funcs[queue->queue_type];
+ /* Wait for mode-1 reset to complete */
+ down_read(&adev->reset_domain->sem);
+
+ /* Drop the userq reference. */
+ amdgpu_userq_buffer_vas_list_cleanup(adev, queue);
uq_funcs->mqd_destroy(uq_mgr, queue);
amdgpu_userq_fence_driver_free(queue);
- idr_remove(&uq_mgr->userq_idr, queue_id);
+ /* Use interrupt-safe locking since IRQ handlers may access these XArrays */
+ xa_erase_irq(&uq_mgr->userq_mgr_xa, (unsigned long)queue_id);
+ xa_erase_irq(&adev->userq_doorbell_xa, queue->doorbell_index);
+ queue->userq_mgr = NULL;
+ list_del(&queue->userq_va_list);
kfree(queue);
-}
-int
-amdgpu_userq_active(struct amdgpu_userq_mgr *uq_mgr)
-{
- struct amdgpu_usermode_queue *queue;
- int queue_id;
- int ret = 0;
-
- mutex_lock(&uq_mgr->userq_mutex);
- /* Resume all the queues for this process */
- idr_for_each_entry(&uq_mgr->userq_idr, queue, queue_id)
- ret += queue->state == AMDGPU_USERQ_STATE_MAPPED;
-
- mutex_unlock(&uq_mgr->userq_mutex);
- return ret;
+ up_read(&adev->reset_domain->sem);
}
static struct amdgpu_usermode_queue *
amdgpu_userq_find(struct amdgpu_userq_mgr *uq_mgr, int qid)
{
- return idr_find(&uq_mgr->userq_idr, qid);
+ return xa_load(&uq_mgr->userq_mgr_xa, qid);
}
void
@@ -259,17 +543,6 @@ amdgpu_userq_get_doorbell_index(struct amdgpu_userq_mgr *uq_mgr,
case AMDGPU_HW_IP_DMA:
db_size = sizeof(u64);
break;
-
- case AMDGPU_HW_IP_VCN_ENC:
- db_size = sizeof(u32);
- db_info->doorbell_offset += AMDGPU_NAVI10_DOORBELL64_VCN0_1 << 1;
- break;
-
- case AMDGPU_HW_IP_VPE:
- db_size = sizeof(u32);
- db_info->doorbell_offset += AMDGPU_NAVI10_DOORBELL64_VPE << 1;
- break;
-
default:
drm_file_err(uq_mgr->file, "[Usermode queues] IP %d not support\n",
db_info->queue_type);
@@ -318,15 +591,20 @@ amdgpu_userq_destroy(struct drm_file *filp, int queue_id)
amdgpu_bo_unreserve(queue->db_obj.obj);
}
amdgpu_bo_unref(&queue->db_obj.obj);
-
+ atomic_dec(&uq_mgr->userq_count[queue->queue_type]);
#if defined(CONFIG_DEBUG_FS)
debugfs_remove_recursive(queue->debugfs_queue);
#endif
+ amdgpu_userq_detect_and_reset_queues(uq_mgr);
r = amdgpu_userq_unmap_helper(uq_mgr, queue);
+ /*TODO: It requires a reset for userq hw unmap error*/
+ if (unlikely(r != AMDGPU_USERQ_STATE_UNMAPPED)) {
+ drm_warn(adev_to_drm(uq_mgr->adev), "trying to destroy a HW mapping userq\n");
+ queue->state = AMDGPU_USERQ_STATE_HUNG;
+ }
amdgpu_userq_cleanup(uq_mgr, queue, queue_id);
mutex_unlock(&uq_mgr->userq_mutex);
- pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
@@ -364,7 +642,7 @@ static int amdgpu_mqd_info_read(struct seq_file *m, void *unused)
return -EINVAL;
}
- seq_printf(m, "queue_type %d\n", queue->queue_type);
+ seq_printf(m, "queue_type: %d\n", queue->queue_type);
seq_printf(m, "mqd_gpu_address: 0x%llx\n", amdgpu_bo_gpu_offset(queue->mqd.obj));
amdgpu_bo_unreserve(bo);
@@ -398,33 +676,17 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
struct amdgpu_db_info db_info;
char *queue_name;
bool skip_map_queue;
+ u32 qid;
uint64_t index;
- int qid, r = 0;
+ int r = 0;
int priority =
(args->in.flags & AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_MASK) >>
AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_SHIFT;
- /* Usermode queues are only supported for GFX IP as of now */
- if (args->in.ip_type != AMDGPU_HW_IP_GFX &&
- args->in.ip_type != AMDGPU_HW_IP_DMA &&
- args->in.ip_type != AMDGPU_HW_IP_COMPUTE) {
- drm_file_err(uq_mgr->file, "Usermode queue doesn't support IP type %u\n",
- args->in.ip_type);
- return -EINVAL;
- }
-
r = amdgpu_userq_priority_permit(filp, priority);
if (r)
return r;
- if ((args->in.flags & AMDGPU_USERQ_CREATE_FLAGS_QUEUE_SECURE) &&
- (args->in.ip_type != AMDGPU_HW_IP_GFX) &&
- (args->in.ip_type != AMDGPU_HW_IP_COMPUTE) &&
- !amdgpu_is_tmz(adev)) {
- drm_file_err(uq_mgr->file, "Secure only supported on GFX/Compute queues\n");
- return -EINVAL;
- }
-
r = pm_runtime_get_sync(adev_to_drm(adev)->dev);
if (r < 0) {
drm_file_err(uq_mgr->file, "pm_runtime_get_sync() failed for userqueue create\n");
@@ -439,7 +701,6 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
*
* This will also make sure we have a valid eviction fence ready to be used.
*/
- mutex_lock(&adev->userq_mutex);
amdgpu_userq_ensure_ev_fence(&fpriv->userq_mgr, &fpriv->evf_mgr);
uq_funcs = adev->userq_funcs[args->in.ip_type];
@@ -456,6 +717,8 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
r = -ENOMEM;
goto unlock;
}
+
+ INIT_LIST_HEAD(&queue->userq_va_list);
queue->doorbell_handle = args->in.doorbell_handle;
queue->queue_type = args->in.ip_type;
queue->vm = &fpriv->vm;
@@ -466,11 +729,21 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
db_info.db_obj = &queue->db_obj;
db_info.doorbell_offset = args->in.doorbell_offset;
+ /* Validate the userq virtual address.*/
+ if (amdgpu_userq_input_va_validate(queue, args->in.queue_va, args->in.queue_size) ||
+ amdgpu_userq_input_va_validate(queue, args->in.rptr_va, AMDGPU_GPU_PAGE_SIZE) ||
+ amdgpu_userq_input_va_validate(queue, args->in.wptr_va, AMDGPU_GPU_PAGE_SIZE)) {
+ r = -EINVAL;
+ kfree(queue);
+ goto unlock;
+ }
+
/* Convert relative doorbell offset into absolute doorbell index */
index = amdgpu_userq_get_doorbell_index(uq_mgr, &db_info, filp);
if (index == (uint64_t)-EINVAL) {
drm_file_err(uq_mgr->file, "Failed to get doorbell for queue\n");
kfree(queue);
+ r = -EINVAL;
goto unlock;
}
@@ -490,16 +763,27 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
goto unlock;
}
+ /* Wait for mode-1 reset to complete */
+ down_read(&adev->reset_domain->sem);
+ r = xa_err(xa_store_irq(&adev->userq_doorbell_xa, index, queue, GFP_KERNEL));
+ if (r) {
+ kfree(queue);
+ up_read(&adev->reset_domain->sem);
+ goto unlock;
+ }
- qid = idr_alloc(&uq_mgr->userq_idr, queue, 1, AMDGPU_MAX_USERQ_COUNT, GFP_KERNEL);
- if (qid < 0) {
+ r = xa_alloc(&uq_mgr->userq_mgr_xa, &qid, queue, XA_LIMIT(1, AMDGPU_MAX_USERQ_COUNT), GFP_KERNEL);
+ if (r) {
drm_file_err(uq_mgr->file, "Failed to allocate a queue id\n");
amdgpu_userq_fence_driver_free(queue);
uq_funcs->mqd_destroy(uq_mgr, queue);
kfree(queue);
r = -ENOMEM;
+ up_read(&adev->reset_domain->sem);
goto unlock;
}
+ up_read(&adev->reset_domain->sem);
+ queue->userq_mgr = uq_mgr;
/* don't map the queue if scheduling is halted */
if (adev->userq_halt_for_enforce_isolation &&
@@ -512,7 +796,7 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
r = amdgpu_userq_map_helper(uq_mgr, queue);
if (r) {
drm_file_err(uq_mgr->file, "Failed to map Queue\n");
- idr_remove(&uq_mgr->userq_idr, qid);
+ xa_erase(&uq_mgr->userq_mgr_xa, qid);
amdgpu_userq_fence_driver_free(queue);
uq_funcs->mqd_destroy(uq_mgr, queue);
kfree(queue);
@@ -534,30 +818,53 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
kfree(queue_name);
args->out.queue_id = qid;
+ atomic_inc(&uq_mgr->userq_count[queue->queue_type]);
unlock:
mutex_unlock(&uq_mgr->userq_mutex);
- mutex_unlock(&adev->userq_mutex);
return r;
}
-int amdgpu_userq_ioctl(struct drm_device *dev, void *data,
- struct drm_file *filp)
+static int amdgpu_userq_input_args_validate(struct drm_device *dev,
+ union drm_amdgpu_userq *args,
+ struct drm_file *filp)
{
- union drm_amdgpu_userq *args = data;
- int r;
+ struct amdgpu_device *adev = drm_to_adev(dev);
switch (args->in.op) {
case AMDGPU_USERQ_OP_CREATE:
if (args->in.flags & ~(AMDGPU_USERQ_CREATE_FLAGS_QUEUE_PRIORITY_MASK |
AMDGPU_USERQ_CREATE_FLAGS_QUEUE_SECURE))
return -EINVAL;
- r = amdgpu_userq_create(filp, args);
- if (r)
- drm_file_err(filp, "Failed to create usermode queue\n");
- break;
+ /* Usermode queues are only supported for GFX IP as of now */
+ if (args->in.ip_type != AMDGPU_HW_IP_GFX &&
+ args->in.ip_type != AMDGPU_HW_IP_DMA &&
+ args->in.ip_type != AMDGPU_HW_IP_COMPUTE) {
+ drm_file_err(filp, "Usermode queue doesn't support IP type %u\n",
+ args->in.ip_type);
+ return -EINVAL;
+ }
+ if ((args->in.flags & AMDGPU_USERQ_CREATE_FLAGS_QUEUE_SECURE) &&
+ (args->in.ip_type != AMDGPU_HW_IP_GFX) &&
+ (args->in.ip_type != AMDGPU_HW_IP_COMPUTE) &&
+ !amdgpu_is_tmz(adev)) {
+ drm_file_err(filp, "Secure only supported on GFX/Compute queues\n");
+ return -EINVAL;
+ }
+
+ if (args->in.queue_va == AMDGPU_BO_INVALID_OFFSET ||
+ args->in.queue_va == 0 ||
+ args->in.queue_size == 0) {
+ drm_file_err(filp, "invalidate userq queue va or size\n");
+ return -EINVAL;
+ }
+ if (!args->in.wptr_va || !args->in.rptr_va) {
+ drm_file_err(filp, "invalidate userq queue rptr or wptr\n");
+ return -EINVAL;
+ }
+ break;
case AMDGPU_USERQ_OP_FREE:
if (args->in.ip_type ||
args->in.doorbell_handle ||
@@ -567,10 +874,34 @@ int amdgpu_userq_ioctl(struct drm_device *dev, void *data,
args->in.queue_size ||
args->in.rptr_va ||
args->in.wptr_va ||
- args->in.wptr_va ||
args->in.mqd ||
args->in.mqd_size)
return -EINVAL;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+int amdgpu_userq_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *filp)
+{
+ union drm_amdgpu_userq *args = data;
+ int r;
+
+ if (amdgpu_userq_input_args_validate(dev, args, filp) < 0)
+ return -EINVAL;
+
+ switch (args->in.op) {
+ case AMDGPU_USERQ_OP_CREATE:
+ r = amdgpu_userq_create(filp, args);
+ if (r)
+ drm_file_err(filp, "Failed to create usermode queue\n");
+ break;
+
+ case AMDGPU_USERQ_OP_FREE:
r = amdgpu_userq_destroy(filp, args->in.queue_id);
if (r)
drm_file_err(filp, "Failed to destroy usermode queue\n");
@@ -588,12 +919,20 @@ static int
amdgpu_userq_restore_all(struct amdgpu_userq_mgr *uq_mgr)
{
struct amdgpu_usermode_queue *queue;
- int queue_id;
+ unsigned long queue_id;
int ret = 0, r;
/* Resume all the queues for this process */
- idr_for_each_entry(&uq_mgr->userq_idr, queue, queue_id) {
- r = amdgpu_userq_map_helper(uq_mgr, queue);
+ xa_for_each(&uq_mgr->userq_mgr_xa, queue_id, queue) {
+
+ if (!amdgpu_userq_buffer_vas_mapped(queue)) {
+ drm_file_err(uq_mgr->file,
+ "trying restore queue without va mapping\n");
+ queue->state = AMDGPU_USERQ_STATE_INVALID_VA;
+ continue;
+ }
+
+ r = amdgpu_userq_restore_helper(uq_mgr, queue);
if (r)
ret = r;
}
@@ -603,108 +942,179 @@ amdgpu_userq_restore_all(struct amdgpu_userq_mgr *uq_mgr)
return ret;
}
+static int amdgpu_userq_validate_vm(void *param, struct amdgpu_bo *bo)
+{
+ struct ttm_operation_ctx ctx = { false, false };
+
+ amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
+ return ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
+}
+
+/* Handle all BOs on the invalidated list, validate them and update the PTs */
static int
-amdgpu_userq_validate_vm_bo(void *_unused, struct amdgpu_bo *bo)
+amdgpu_userq_bo_validate(struct amdgpu_device *adev, struct drm_exec *exec,
+ struct amdgpu_vm *vm)
{
struct ttm_operation_ctx ctx = { false, false };
+ struct amdgpu_bo_va *bo_va;
+ struct amdgpu_bo *bo;
int ret;
- amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
+ spin_lock(&vm->status_lock);
+ while (!list_empty(&vm->invalidated)) {
+ bo_va = list_first_entry(&vm->invalidated,
+ struct amdgpu_bo_va,
+ base.vm_status);
+ spin_unlock(&vm->status_lock);
- ret = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
- if (ret)
- DRM_ERROR("Fail to validate\n");
+ bo = bo_va->base.bo;
+ ret = drm_exec_prepare_obj(exec, &bo->tbo.base, 2);
+ if (unlikely(ret))
+ return ret;
- return ret;
+ amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
+ ret = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
+ if (ret)
+ return ret;
+
+ /* This moves the bo_va to the done list */
+ ret = amdgpu_vm_bo_update(adev, bo_va, false);
+ if (ret)
+ return ret;
+
+ spin_lock(&vm->status_lock);
+ }
+ spin_unlock(&vm->status_lock);
+
+ return 0;
}
+/* Make sure the whole VM is ready to be used */
static int
-amdgpu_userq_validate_bos(struct amdgpu_userq_mgr *uq_mgr)
+amdgpu_userq_vm_validate(struct amdgpu_userq_mgr *uq_mgr)
{
struct amdgpu_fpriv *fpriv = uq_mgr_to_fpriv(uq_mgr);
- struct amdgpu_vm *vm = &fpriv->vm;
+ bool invalidated = false, new_addition = false;
+ struct ttm_operation_ctx ctx = { true, false };
struct amdgpu_device *adev = uq_mgr->adev;
+ struct amdgpu_hmm_range *range;
+ struct amdgpu_vm *vm = &fpriv->vm;
+ unsigned long key, tmp_key;
struct amdgpu_bo_va *bo_va;
- struct ww_acquire_ctx *ticket;
- struct drm_exec exec;
struct amdgpu_bo *bo;
- struct dma_resv *resv;
- bool clear, unlock;
- int ret = 0;
+ struct drm_exec exec;
+ struct xarray xa;
+ int ret;
+
+ xa_init(&xa);
+retry_lock:
drm_exec_init(&exec, DRM_EXEC_IGNORE_DUPLICATES, 0);
drm_exec_until_all_locked(&exec) {
- ret = amdgpu_vm_lock_pd(vm, &exec, 2);
+ ret = amdgpu_vm_lock_pd(vm, &exec, 1);
drm_exec_retry_on_contention(&exec);
- if (unlikely(ret)) {
- drm_file_err(uq_mgr->file, "Failed to lock PD\n");
+ if (unlikely(ret))
goto unlock_all;
- }
- /* Lock the done list */
- list_for_each_entry(bo_va, &vm->done, base.vm_status) {
- bo = bo_va->base.bo;
- if (!bo)
- continue;
+ ret = amdgpu_vm_lock_done_list(vm, &exec, 1);
+ drm_exec_retry_on_contention(&exec);
+ if (unlikely(ret))
+ goto unlock_all;
- ret = drm_exec_lock_obj(&exec, &bo->tbo.base);
- drm_exec_retry_on_contention(&exec);
- if (unlikely(ret))
- goto unlock_all;
- }
+ /* This validates PDs, PTs and per VM BOs */
+ ret = amdgpu_vm_validate(adev, vm, NULL,
+ amdgpu_userq_validate_vm,
+ NULL);
+ if (unlikely(ret))
+ goto unlock_all;
+
+ /* This locks and validates the remaining evicted BOs */
+ ret = amdgpu_userq_bo_validate(adev, &exec, vm);
+ drm_exec_retry_on_contention(&exec);
+ if (unlikely(ret))
+ goto unlock_all;
}
- spin_lock(&vm->status_lock);
- while (!list_empty(&vm->moved)) {
- bo_va = list_first_entry(&vm->moved, struct amdgpu_bo_va,
- base.vm_status);
- spin_unlock(&vm->status_lock);
+ if (invalidated) {
+ xa_for_each(&xa, tmp_key, range) {
+ bo = range->bo;
+ amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_CPU);
+ ret = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
+ if (ret)
+ goto unlock_all;
- /* Per VM BOs never need to bo cleared in the page tables */
- ret = amdgpu_vm_bo_update(adev, bo_va, false);
- if (ret)
- goto unlock_all;
- spin_lock(&vm->status_lock);
+ amdgpu_ttm_tt_set_user_pages(bo->tbo.ttm, range);
+
+ amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_GTT);
+ ret = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
+ if (ret)
+ goto unlock_all;
+ }
+ invalidated = false;
}
- ticket = &exec.ticket;
- while (!list_empty(&vm->invalidated)) {
- bo_va = list_first_entry(&vm->invalidated, struct amdgpu_bo_va,
- base.vm_status);
- resv = bo_va->base.bo->tbo.base.resv;
- spin_unlock(&vm->status_lock);
+ ret = amdgpu_vm_handle_moved(adev, vm, NULL);
+ if (ret)
+ goto unlock_all;
+ key = 0;
+ /* Validate User Ptr BOs */
+ list_for_each_entry(bo_va, &vm->done, base.vm_status) {
bo = bo_va->base.bo;
- ret = amdgpu_userq_validate_vm_bo(NULL, bo);
- if (ret) {
- drm_file_err(uq_mgr->file, "Failed to validate BO\n");
- goto unlock_all;
- }
+ if (!bo)
+ continue;
- /* Try to reserve the BO to avoid clearing its ptes */
- if (!adev->debug_vm && dma_resv_trylock(resv)) {
- clear = false;
- unlock = true;
- /* The caller is already holding the reservation lock */
- } else if (dma_resv_locking_ctx(resv) == ticket) {
- clear = false;
- unlock = false;
- /* Somebody else is using the BO right now */
- } else {
- clear = true;
- unlock = false;
+ if (!amdgpu_ttm_tt_is_userptr(bo->tbo.ttm))
+ continue;
+
+ range = xa_load(&xa, key);
+ if (range && range->bo != bo) {
+ xa_erase(&xa, key);
+ amdgpu_hmm_range_free(range);
+ range = NULL;
}
- ret = amdgpu_vm_bo_update(adev, bo_va, clear);
+ if (!range) {
+ range = amdgpu_hmm_range_alloc(bo);
+ if (!range) {
+ ret = -ENOMEM;
+ goto unlock_all;
+ }
- if (unlock)
- dma_resv_unlock(resv);
- if (ret)
- goto unlock_all;
+ xa_store(&xa, key, range, GFP_KERNEL);
+ new_addition = true;
+ }
+ key++;
+ }
- spin_lock(&vm->status_lock);
+ if (new_addition) {
+ drm_exec_fini(&exec);
+ xa_for_each(&xa, tmp_key, range) {
+ if (!range)
+ continue;
+ bo = range->bo;
+ ret = amdgpu_ttm_tt_get_user_pages(bo, range);
+ if (ret)
+ goto unlock_all;
+ }
+
+ invalidated = true;
+ new_addition = false;
+ goto retry_lock;
}
- spin_unlock(&vm->status_lock);
+
+ ret = amdgpu_vm_update_pdes(adev, vm, false);
+ if (ret)
+ goto unlock_all;
+
+ /*
+ * We need to wait for all VM updates to finish before restarting the
+ * queues. Using the done list like that is now ok since everything is
+ * locked in place.
+ */
+ list_for_each_entry(bo_va, &vm->done, base.vm_status)
+ dma_fence_wait(bo_va->last_pt_update, false);
+ dma_fence_wait(vm->last_update, false);
ret = amdgpu_eviction_fence_replace_fence(&fpriv->evf_mgr, &exec);
if (ret)
@@ -712,6 +1122,13 @@ amdgpu_userq_validate_bos(struct amdgpu_userq_mgr *uq_mgr)
unlock_all:
drm_exec_fini(&exec);
+ xa_for_each(&xa, tmp_key, range) {
+ if (!range)
+ continue;
+ bo = range->bo;
+ amdgpu_hmm_range_free(range);
+ }
+ xa_destroy(&xa);
return ret;
}
@@ -725,7 +1142,7 @@ static void amdgpu_userq_restore_worker(struct work_struct *work)
mutex_lock(&uq_mgr->userq_mutex);
- ret = amdgpu_userq_validate_bos(uq_mgr);
+ ret = amdgpu_userq_vm_validate(uq_mgr);
if (ret) {
drm_file_err(uq_mgr->file, "Failed to validate BOs to restore\n");
goto unlock;
@@ -745,12 +1162,13 @@ static int
amdgpu_userq_evict_all(struct amdgpu_userq_mgr *uq_mgr)
{
struct amdgpu_usermode_queue *queue;
- int queue_id;
+ unsigned long queue_id;
int ret = 0, r;
+ amdgpu_userq_detect_and_reset_queues(uq_mgr);
/* Try to unmap all the queues in this process ctx */
- idr_for_each_entry(&uq_mgr->userq_idr, queue, queue_id) {
- r = amdgpu_userq_unmap_helper(uq_mgr, queue);
+ xa_for_each(&uq_mgr->userq_mgr_xa, queue_id, queue) {
+ r = amdgpu_userq_preempt_helper(uq_mgr, queue);
if (r)
ret = r;
}
@@ -760,13 +1178,31 @@ amdgpu_userq_evict_all(struct amdgpu_userq_mgr *uq_mgr)
return ret;
}
+void amdgpu_userq_reset_work(struct work_struct *work)
+{
+ struct amdgpu_device *adev = container_of(work, struct amdgpu_device,
+ userq_reset_work);
+ struct amdgpu_reset_context reset_context;
+
+ memset(&reset_context, 0, sizeof(reset_context));
+
+ reset_context.method = AMD_RESET_METHOD_NONE;
+ reset_context.reset_req_dev = adev;
+ reset_context.src = AMDGPU_RESET_SRC_USERQ;
+ set_bit(AMDGPU_NEED_FULL_RESET, &reset_context.flags);
+ /*set_bit(AMDGPU_SKIP_COREDUMP, &reset_context.flags);*/
+
+ amdgpu_device_gpu_recover(adev, NULL, &reset_context);
+}
+
static int
amdgpu_userq_wait_for_signal(struct amdgpu_userq_mgr *uq_mgr)
{
struct amdgpu_usermode_queue *queue;
- int queue_id, ret;
+ unsigned long queue_id;
+ int ret;
- idr_for_each_entry(&uq_mgr->userq_idr, queue, queue_id) {
+ xa_for_each(&uq_mgr->userq_mgr_xa, queue_id, queue) {
struct dma_fence *f = queue->last_fence;
if (!f || dma_fence_is_signaled(f))
@@ -786,22 +1222,19 @@ void
amdgpu_userq_evict(struct amdgpu_userq_mgr *uq_mgr,
struct amdgpu_eviction_fence *ev_fence)
{
- int ret;
struct amdgpu_fpriv *fpriv = uq_mgr_to_fpriv(uq_mgr);
struct amdgpu_eviction_fence_mgr *evf_mgr = &fpriv->evf_mgr;
+ struct amdgpu_device *adev = uq_mgr->adev;
+ int ret;
/* Wait for any pending userqueue fence work to finish */
ret = amdgpu_userq_wait_for_signal(uq_mgr);
- if (ret) {
- drm_file_err(uq_mgr->file, "Not evicting userqueue, timeout waiting for work\n");
- return;
- }
+ if (ret)
+ dev_err(adev->dev, "Not evicting userqueue, timeout waiting for work\n");
ret = amdgpu_userq_evict_all(uq_mgr);
- if (ret) {
- drm_file_err(uq_mgr->file, "Failed to evict userqueue\n");
- return;
- }
+ if (ret)
+ dev_err(adev->dev, "Failed to evict userqueue\n");
/* Signal current eviction fence */
amdgpu_eviction_fence_signal(evf_mgr, ev_fence);
@@ -819,44 +1252,31 @@ int amdgpu_userq_mgr_init(struct amdgpu_userq_mgr *userq_mgr, struct drm_file *f
struct amdgpu_device *adev)
{
mutex_init(&userq_mgr->userq_mutex);
- idr_init_base(&userq_mgr->userq_idr, 1);
+ xa_init_flags(&userq_mgr->userq_mgr_xa, XA_FLAGS_ALLOC);
userq_mgr->adev = adev;
userq_mgr->file = file_priv;
- mutex_lock(&adev->userq_mutex);
- list_add(&userq_mgr->list, &adev->userq_mgr_list);
- mutex_unlock(&adev->userq_mutex);
-
INIT_DELAYED_WORK(&userq_mgr->resume_work, amdgpu_userq_restore_worker);
return 0;
}
void amdgpu_userq_mgr_fini(struct amdgpu_userq_mgr *userq_mgr)
{
- struct amdgpu_device *adev = userq_mgr->adev;
struct amdgpu_usermode_queue *queue;
- struct amdgpu_userq_mgr *uqm, *tmp;
- uint32_t queue_id;
+ unsigned long queue_id;
cancel_delayed_work_sync(&userq_mgr->resume_work);
- mutex_lock(&adev->userq_mutex);
mutex_lock(&userq_mgr->userq_mutex);
- idr_for_each_entry(&userq_mgr->userq_idr, queue, queue_id) {
+ amdgpu_userq_detect_and_reset_queues(userq_mgr);
+ xa_for_each(&userq_mgr->userq_mgr_xa, queue_id, queue) {
amdgpu_userq_wait_for_last_fence(userq_mgr, queue);
amdgpu_userq_unmap_helper(userq_mgr, queue);
amdgpu_userq_cleanup(userq_mgr, queue, queue_id);
}
- list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
- if (uqm == userq_mgr) {
- list_del(&uqm->list);
- break;
- }
- }
- idr_destroy(&userq_mgr->userq_idr);
+ xa_destroy(&userq_mgr->userq_mgr_xa);
mutex_unlock(&userq_mgr->userq_mutex);
- mutex_unlock(&adev->userq_mutex);
mutex_destroy(&userq_mgr->userq_mutex);
}
@@ -864,51 +1284,51 @@ int amdgpu_userq_suspend(struct amdgpu_device *adev)
{
u32 ip_mask = amdgpu_userq_get_supported_ip_mask(adev);
struct amdgpu_usermode_queue *queue;
- struct amdgpu_userq_mgr *uqm, *tmp;
- int queue_id;
- int ret = 0, r;
+ struct amdgpu_userq_mgr *uqm;
+ unsigned long queue_id;
+ int r;
if (!ip_mask)
return 0;
- mutex_lock(&adev->userq_mutex);
- list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
+ xa_for_each(&adev->userq_doorbell_xa, queue_id, queue) {
+ uqm = queue->userq_mgr;
cancel_delayed_work_sync(&uqm->resume_work);
- mutex_lock(&uqm->userq_mutex);
- idr_for_each_entry(&uqm->userq_idr, queue, queue_id) {
+ guard(mutex)(&uqm->userq_mutex);
+ amdgpu_userq_detect_and_reset_queues(uqm);
+ if (adev->in_s0ix)
+ r = amdgpu_userq_preempt_helper(uqm, queue);
+ else
r = amdgpu_userq_unmap_helper(uqm, queue);
- if (r)
- ret = r;
- }
- mutex_unlock(&uqm->userq_mutex);
+ if (r)
+ return r;
}
- mutex_unlock(&adev->userq_mutex);
- return ret;
+ return 0;
}
int amdgpu_userq_resume(struct amdgpu_device *adev)
{
u32 ip_mask = amdgpu_userq_get_supported_ip_mask(adev);
struct amdgpu_usermode_queue *queue;
- struct amdgpu_userq_mgr *uqm, *tmp;
- int queue_id;
- int ret = 0, r;
+ struct amdgpu_userq_mgr *uqm;
+ unsigned long queue_id;
+ int r;
if (!ip_mask)
return 0;
- mutex_lock(&adev->userq_mutex);
- list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
- mutex_lock(&uqm->userq_mutex);
- idr_for_each_entry(&uqm->userq_idr, queue, queue_id) {
+ xa_for_each(&adev->userq_doorbell_xa, queue_id, queue) {
+ uqm = queue->userq_mgr;
+ guard(mutex)(&uqm->userq_mutex);
+ if (adev->in_s0ix)
+ r = amdgpu_userq_restore_helper(uqm, queue);
+ else
r = amdgpu_userq_map_helper(uqm, queue);
- if (r)
- ret = r;
- }
- mutex_unlock(&uqm->userq_mutex);
+ if (r)
+ return r;
}
- mutex_unlock(&adev->userq_mutex);
- return ret;
+
+ return 0;
}
int amdgpu_userq_stop_sched_for_enforce_isolation(struct amdgpu_device *adev,
@@ -916,33 +1336,32 @@ int amdgpu_userq_stop_sched_for_enforce_isolation(struct amdgpu_device *adev,
{
u32 ip_mask = amdgpu_userq_get_supported_ip_mask(adev);
struct amdgpu_usermode_queue *queue;
- struct amdgpu_userq_mgr *uqm, *tmp;
- int queue_id;
+ struct amdgpu_userq_mgr *uqm;
+ unsigned long queue_id;
int ret = 0, r;
/* only need to stop gfx/compute */
if (!(ip_mask & ((1 << AMDGPU_HW_IP_GFX) | (1 << AMDGPU_HW_IP_COMPUTE))))
return 0;
- mutex_lock(&adev->userq_mutex);
if (adev->userq_halt_for_enforce_isolation)
dev_warn(adev->dev, "userq scheduling already stopped!\n");
adev->userq_halt_for_enforce_isolation = true;
- list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
+ xa_for_each(&adev->userq_doorbell_xa, queue_id, queue) {
+ uqm = queue->userq_mgr;
cancel_delayed_work_sync(&uqm->resume_work);
mutex_lock(&uqm->userq_mutex);
- idr_for_each_entry(&uqm->userq_idr, queue, queue_id) {
- if (((queue->queue_type == AMDGPU_HW_IP_GFX) ||
- (queue->queue_type == AMDGPU_HW_IP_COMPUTE)) &&
- (queue->xcp_id == idx)) {
- r = amdgpu_userq_unmap_helper(uqm, queue);
- if (r)
- ret = r;
- }
+ if (((queue->queue_type == AMDGPU_HW_IP_GFX) ||
+ (queue->queue_type == AMDGPU_HW_IP_COMPUTE)) &&
+ (queue->xcp_id == idx)) {
+ amdgpu_userq_detect_and_reset_queues(uqm);
+ r = amdgpu_userq_preempt_helper(uqm, queue);
+ if (r)
+ ret = r;
}
mutex_unlock(&uqm->userq_mutex);
}
- mutex_unlock(&adev->userq_mutex);
+
return ret;
}
@@ -951,31 +1370,113 @@ int amdgpu_userq_start_sched_for_enforce_isolation(struct amdgpu_device *adev,
{
u32 ip_mask = amdgpu_userq_get_supported_ip_mask(adev);
struct amdgpu_usermode_queue *queue;
- struct amdgpu_userq_mgr *uqm, *tmp;
- int queue_id;
+ struct amdgpu_userq_mgr *uqm;
+ unsigned long queue_id;
int ret = 0, r;
/* only need to stop gfx/compute */
if (!(ip_mask & ((1 << AMDGPU_HW_IP_GFX) | (1 << AMDGPU_HW_IP_COMPUTE))))
return 0;
- mutex_lock(&adev->userq_mutex);
if (!adev->userq_halt_for_enforce_isolation)
dev_warn(adev->dev, "userq scheduling already started!\n");
adev->userq_halt_for_enforce_isolation = false;
- list_for_each_entry_safe(uqm, tmp, &adev->userq_mgr_list, list) {
+ xa_for_each(&adev->userq_doorbell_xa, queue_id, queue) {
+ uqm = queue->userq_mgr;
mutex_lock(&uqm->userq_mutex);
- idr_for_each_entry(&uqm->userq_idr, queue, queue_id) {
if (((queue->queue_type == AMDGPU_HW_IP_GFX) ||
(queue->queue_type == AMDGPU_HW_IP_COMPUTE)) &&
(queue->xcp_id == idx)) {
- r = amdgpu_userq_map_helper(uqm, queue);
+ r = amdgpu_userq_restore_helper(uqm, queue);
if (r)
ret = r;
}
- }
mutex_unlock(&uqm->userq_mutex);
}
- mutex_unlock(&adev->userq_mutex);
+
return ret;
}
+
+int amdgpu_userq_gem_va_unmap_validate(struct amdgpu_device *adev,
+ struct amdgpu_bo_va_mapping *mapping,
+ uint64_t saddr)
+{
+ u32 ip_mask = amdgpu_userq_get_supported_ip_mask(adev);
+ struct amdgpu_bo_va *bo_va = mapping->bo_va;
+ struct dma_resv *resv = bo_va->base.bo->tbo.base.resv;
+ int ret = 0;
+
+ if (!ip_mask)
+ return 0;
+
+ dev_warn_once(adev->dev, "now unmapping a vital queue va:%llx\n", saddr);
+ /**
+ * The userq VA mapping reservation should include the eviction fence,
+ * if the eviction fence can't signal successfully during unmapping,
+ * then driver will warn to flag this improper unmap of the userq VA.
+ * Note: The eviction fence may be attached to different BOs, and this
+ * unmap is only for one kind of userq VAs, so at this point suppose
+ * the eviction fence is always unsignaled.
+ */
+ if (!dma_resv_test_signaled(resv, DMA_RESV_USAGE_BOOKKEEP)) {
+ ret = dma_resv_wait_timeout(resv, DMA_RESV_USAGE_BOOKKEEP, true,
+ MAX_SCHEDULE_TIMEOUT);
+ if (ret <= 0)
+ return -EBUSY;
+ }
+
+ return 0;
+}
+
+void amdgpu_userq_pre_reset(struct amdgpu_device *adev)
+{
+ const struct amdgpu_userq_funcs *userq_funcs;
+ struct amdgpu_usermode_queue *queue;
+ struct amdgpu_userq_mgr *uqm;
+ unsigned long queue_id;
+
+ xa_for_each(&adev->userq_doorbell_xa, queue_id, queue) {
+ uqm = queue->userq_mgr;
+ cancel_delayed_work_sync(&uqm->resume_work);
+ if (queue->state == AMDGPU_USERQ_STATE_MAPPED) {
+ amdgpu_userq_wait_for_last_fence(uqm, queue);
+ userq_funcs = adev->userq_funcs[queue->queue_type];
+ userq_funcs->unmap(uqm, queue);
+ /* just mark all queues as hung at this point.
+ * if unmap succeeds, we could map again
+ * in amdgpu_userq_post_reset() if vram is not lost
+ */
+ queue->state = AMDGPU_USERQ_STATE_HUNG;
+ amdgpu_userq_fence_driver_force_completion(queue);
+ }
+ }
+}
+
+int amdgpu_userq_post_reset(struct amdgpu_device *adev, bool vram_lost)
+{
+ /* if any queue state is AMDGPU_USERQ_STATE_UNMAPPED
+ * at this point, we should be able to map it again
+ * and continue if vram is not lost.
+ */
+ struct amdgpu_userq_mgr *uqm;
+ struct amdgpu_usermode_queue *queue;
+ const struct amdgpu_userq_funcs *userq_funcs;
+ unsigned long queue_id;
+ int r = 0;
+
+ xa_for_each(&adev->userq_doorbell_xa, queue_id, queue) {
+ uqm = queue->userq_mgr;
+ if (queue->state == AMDGPU_USERQ_STATE_HUNG && !vram_lost) {
+ userq_funcs = adev->userq_funcs[queue->queue_type];
+ /* Re-map queue */
+ r = userq_funcs->map(uqm, queue);
+ if (r) {
+ dev_err(adev->dev, "Failed to remap queue %ld\n", queue_id);
+ continue;
+ }
+ queue->state = AMDGPU_USERQ_STATE_MAPPED;
+ }
+ }
+
+ return r;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h
index b1ca91b7cda4..c37444427a14 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h
@@ -37,6 +37,7 @@ enum amdgpu_userq_state {
AMDGPU_USERQ_STATE_MAPPED,
AMDGPU_USERQ_STATE_PREEMPTED,
AMDGPU_USERQ_STATE_HUNG,
+ AMDGPU_USERQ_STATE_INVALID_VA,
};
struct amdgpu_mqd_prop;
@@ -47,6 +48,11 @@ struct amdgpu_userq_obj {
struct amdgpu_bo *obj;
};
+struct amdgpu_userq_va_cursor {
+ u64 gpu_addr;
+ struct list_head list;
+};
+
struct amdgpu_usermode_queue {
int queue_type;
enum amdgpu_userq_state state;
@@ -66,6 +72,8 @@ struct amdgpu_usermode_queue {
u32 xcp_id;
int priority;
struct dentry *debugfs_queue;
+
+ struct list_head userq_va_list;
};
struct amdgpu_userq_funcs {
@@ -78,16 +86,27 @@ struct amdgpu_userq_funcs {
struct amdgpu_usermode_queue *queue);
int (*map)(struct amdgpu_userq_mgr *uq_mgr,
struct amdgpu_usermode_queue *queue);
+ int (*preempt)(struct amdgpu_userq_mgr *uq_mgr,
+ struct amdgpu_usermode_queue *queue);
+ int (*restore)(struct amdgpu_userq_mgr *uq_mgr,
+ struct amdgpu_usermode_queue *queue);
+ int (*detect_and_reset)(struct amdgpu_device *adev,
+ int queue_type);
};
/* Usermode queues for gfx */
struct amdgpu_userq_mgr {
- struct idr userq_idr;
+ /**
+ * @userq_mgr_xa: Per-process user queue map (queue ID → queue)
+ * Key: queue_id (unique ID within the process's userq manager)
+ * Value: struct amdgpu_usermode_queue
+ */
+ struct xarray userq_mgr_xa;
struct mutex userq_mutex;
struct amdgpu_device *adev;
struct delayed_work resume_work;
- struct list_head list;
struct drm_file *file;
+ atomic_t userq_count[AMDGPU_RING_TYPE_MAX];
};
struct amdgpu_db_info {
@@ -114,8 +133,6 @@ void amdgpu_userq_destroy_object(struct amdgpu_userq_mgr *uq_mgr,
void amdgpu_userq_evict(struct amdgpu_userq_mgr *uq_mgr,
struct amdgpu_eviction_fence *ev_fence);
-int amdgpu_userq_active(struct amdgpu_userq_mgr *uq_mgr);
-
void amdgpu_userq_ensure_ev_fence(struct amdgpu_userq_mgr *userq_mgr,
struct amdgpu_eviction_fence_mgr *evf_mgr);
@@ -132,5 +149,13 @@ int amdgpu_userq_stop_sched_for_enforce_isolation(struct amdgpu_device *adev,
u32 idx);
int amdgpu_userq_start_sched_for_enforce_isolation(struct amdgpu_device *adev,
u32 idx);
-
+void amdgpu_userq_reset_work(struct work_struct *work);
+void amdgpu_userq_pre_reset(struct amdgpu_device *adev);
+int amdgpu_userq_post_reset(struct amdgpu_device *adev, bool vram_lost);
+
+int amdgpu_userq_input_va_validate(struct amdgpu_usermode_queue *queue,
+ u64 addr, u64 expected_size);
+int amdgpu_userq_gem_va_unmap_validate(struct amdgpu_device *adev,
+ struct amdgpu_bo_va_mapping *mapping,
+ uint64_t saddr);
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
index c2a983ff23c9..eba9fb359047 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
@@ -67,6 +67,14 @@ static u64 amdgpu_userq_fence_read(struct amdgpu_userq_fence_driver *fence_drv)
return le64_to_cpu(*fence_drv->cpu_addr);
}
+static void
+amdgpu_userq_fence_write(struct amdgpu_userq_fence_driver *fence_drv,
+ u64 seq)
+{
+ if (fence_drv->cpu_addr)
+ *fence_drv->cpu_addr = cpu_to_le64(seq);
+}
+
int amdgpu_userq_fence_driver_alloc(struct amdgpu_device *adev,
struct amdgpu_usermode_queue *userq)
{
@@ -143,15 +151,16 @@ void amdgpu_userq_fence_driver_process(struct amdgpu_userq_fence_driver *fence_d
{
struct amdgpu_userq_fence *userq_fence, *tmp;
struct dma_fence *fence;
+ unsigned long flags;
u64 rptr;
int i;
if (!fence_drv)
return;
+ spin_lock_irqsave(&fence_drv->fence_list_lock, flags);
rptr = amdgpu_userq_fence_read(fence_drv);
- spin_lock(&fence_drv->fence_list_lock);
list_for_each_entry_safe(userq_fence, tmp, &fence_drv->fences, link) {
fence = &userq_fence->base;
@@ -166,7 +175,7 @@ void amdgpu_userq_fence_driver_process(struct amdgpu_userq_fence_driver *fence_d
list_del(&userq_fence->link);
dma_fence_put(fence);
}
- spin_unlock(&fence_drv->fence_list_lock);
+ spin_unlock_irqrestore(&fence_drv->fence_list_lock, flags);
}
void amdgpu_userq_fence_driver_destroy(struct kref *ref)
@@ -276,7 +285,7 @@ static int amdgpu_userq_fence_create(struct amdgpu_usermode_queue *userq,
/* Check if hardware has already processed the job */
spin_lock_irqsave(&fence_drv->fence_list_lock, flags);
- if (!dma_fence_is_signaled_locked(fence))
+ if (!dma_fence_is_signaled(fence))
list_add_tail(&userq_fence->link, &fence_drv->fences);
else
dma_fence_put(fence);
@@ -378,6 +387,7 @@ static int amdgpu_userq_fence_read_wptr(struct amdgpu_usermode_queue *queue,
amdgpu_bo_unreserve(queue->vm->root.bo);
r = amdgpu_bo_reserve(bo, true);
if (r) {
+ amdgpu_bo_unref(&bo);
DRM_ERROR("Failed to reserve userqueue wptr bo");
return r;
}
@@ -408,6 +418,40 @@ static void amdgpu_userq_fence_cleanup(struct dma_fence *fence)
dma_fence_put(fence);
}
+static void
+amdgpu_userq_fence_driver_set_error(struct amdgpu_userq_fence *fence,
+ int error)
+{
+ struct amdgpu_userq_fence_driver *fence_drv = fence->fence_drv;
+ unsigned long flags;
+ struct dma_fence *f;
+
+ spin_lock_irqsave(&fence_drv->fence_list_lock, flags);
+
+ f = rcu_dereference_protected(&fence->base,
+ lockdep_is_held(&fence_drv->fence_list_lock));
+ if (f && !dma_fence_is_signaled_locked(f))
+ dma_fence_set_error(f, error);
+ spin_unlock_irqrestore(&fence_drv->fence_list_lock, flags);
+}
+
+void
+amdgpu_userq_fence_driver_force_completion(struct amdgpu_usermode_queue *userq)
+{
+ struct dma_fence *f = userq->last_fence;
+
+ if (f) {
+ struct amdgpu_userq_fence *fence = to_amdgpu_userq_fence(f);
+ struct amdgpu_userq_fence_driver *fence_drv = fence->fence_drv;
+ u64 wptr = fence->base.seqno;
+
+ amdgpu_userq_fence_driver_set_error(fence, -ECANCELED);
+ amdgpu_userq_fence_write(fence_drv, wptr);
+ amdgpu_userq_fence_driver_process(fence_drv);
+
+ }
+}
+
int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp)
{
@@ -495,7 +539,7 @@ int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data,
}
/* Retrieve the user queue */
- queue = idr_find(&userq_mgr->userq_idr, args->queue_id);
+ queue = xa_load(&userq_mgr->userq_mgr_xa, args->queue_id);
if (!queue) {
r = -ENOENT;
goto put_gobj_write;
@@ -857,7 +901,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data,
*/
num_fences = dma_fence_dedup_array(fences, num_fences);
- waitq = idr_find(&userq_mgr->userq_idr, wait_info->waitq_id);
+ waitq = xa_load(&userq_mgr->userq_mgr_xa, wait_info->waitq_id);
if (!waitq) {
r = -EINVAL;
goto free_fences;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.h
index 97a125ab8a78..d76add2afc77 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.h
@@ -67,6 +67,7 @@ int amdgpu_userq_fence_driver_alloc(struct amdgpu_device *adev,
struct amdgpu_usermode_queue *userq);
void amdgpu_userq_fence_driver_free(struct amdgpu_usermode_queue *userq);
void amdgpu_userq_fence_driver_process(struct amdgpu_userq_fence_driver *fence_drv);
+void amdgpu_userq_fence_driver_force_completion(struct amdgpu_usermode_queue *userq);
void amdgpu_userq_fence_driver_destroy(struct kref *ref);
int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_utils.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_utils.h
new file mode 100644
index 000000000000..1e40ca3b1584
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_utils.h
@@ -0,0 +1,91 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2025 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef AMDGPU_UTILS_H_
+#define AMDGPU_UTILS_H_
+
+/* ---------- Generic 2‑bit capability attribute encoding ----------
+ * 00 INVALID, 01 RO, 10 WO, 11 RW
+ */
+enum amdgpu_cap_attr {
+ AMDGPU_CAP_ATTR_INVALID = 0,
+ AMDGPU_CAP_ATTR_RO = 1 << 0,
+ AMDGPU_CAP_ATTR_WO = 1 << 1,
+ AMDGPU_CAP_ATTR_RW = (AMDGPU_CAP_ATTR_RO | AMDGPU_CAP_ATTR_WO),
+};
+
+#define AMDGPU_CAP_ATTR_BITS 2
+#define AMDGPU_CAP_ATTR_MAX ((1U << AMDGPU_CAP_ATTR_BITS) - 1)
+
+/* Internal helper to build helpers for a given enum NAME */
+#define DECLARE_ATTR_CAP_CLASS_HELPERS(NAME) \
+enum { NAME##_BITMAP_BITS = NAME##_COUNT * AMDGPU_CAP_ATTR_BITS }; \
+struct NAME##_caps { \
+ DECLARE_BITMAP(bmap, NAME##_BITMAP_BITS); \
+}; \
+static inline unsigned int NAME##_ATTR_START(enum NAME##_cap_id cap) \
+{ return (unsigned int)cap * AMDGPU_CAP_ATTR_BITS; } \
+static inline void NAME##_attr_init(struct NAME##_caps *c) \
+{ if (c) bitmap_zero(c->bmap, NAME##_BITMAP_BITS); } \
+static inline int NAME##_attr_set(struct NAME##_caps *c, \
+ enum NAME##_cap_id cap, enum amdgpu_cap_attr attr) \
+{ \
+ if (!c) \
+ return -EINVAL; \
+ if (cap >= NAME##_COUNT) \
+ return -EINVAL; \
+ if ((unsigned int)attr > AMDGPU_CAP_ATTR_MAX) \
+ return -EINVAL; \
+ bitmap_write(c->bmap, (unsigned long)attr, \
+ NAME##_ATTR_START(cap), AMDGPU_CAP_ATTR_BITS); \
+ return 0; \
+} \
+static inline int NAME##_attr_get(const struct NAME##_caps *c, \
+ enum NAME##_cap_id cap, enum amdgpu_cap_attr *out) \
+{ \
+ unsigned long v; \
+ if (!c || !out) \
+ return -EINVAL; \
+ if (cap >= NAME##_COUNT) \
+ return -EINVAL; \
+ v = bitmap_read(c->bmap, NAME##_ATTR_START(cap), AMDGPU_CAP_ATTR_BITS); \
+ *out = (enum amdgpu_cap_attr)v; \
+ return 0; \
+} \
+static inline bool NAME##_cap_is_ro(const struct NAME##_caps *c, enum NAME##_cap_id id) \
+{ enum amdgpu_cap_attr a; return !NAME##_attr_get(c, id, &a) && a == AMDGPU_CAP_ATTR_RO; } \
+static inline bool NAME##_cap_is_wo(const struct NAME##_caps *c, enum NAME##_cap_id id) \
+{ enum amdgpu_cap_attr a; return !NAME##_attr_get(c, id, &a) && a == AMDGPU_CAP_ATTR_WO; } \
+static inline bool NAME##_cap_is_rw(const struct NAME##_caps *c, enum NAME##_cap_id id) \
+{ enum amdgpu_cap_attr a; return !NAME##_attr_get(c, id, &a) && a == AMDGPU_CAP_ATTR_RW; }
+
+/* Element expander for enum creation */
+#define _CAP_ENUM_ELEM(x) x,
+
+/* Public macro: declare enum + helpers from an X‑macro list */
+#define DECLARE_ATTR_CAP_CLASS(NAME, LIST_MACRO) \
+ enum NAME##_cap_id { LIST_MACRO(_CAP_ENUM_ELEM) NAME##_COUNT }; \
+ DECLARE_ATTR_CAP_CLASS_HELPERS(NAME)
+
+#endif /* AMDGPU_UTILS_H_ */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index 74758b5ffc6c..5c38f0d30c87 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -1136,7 +1136,8 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo,
r = amdgpu_job_alloc_with_ib(ring->adev, &adev->uvd.entity,
AMDGPU_FENCE_OWNER_UNDEFINED,
64, direct ? AMDGPU_IB_POOL_DIRECT :
- AMDGPU_IB_POOL_DELAYED, &job);
+ AMDGPU_IB_POOL_DELAYED, &job,
+ AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
return r;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index b9060bcd4806..a7d8f1ce6ac2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -41,6 +41,9 @@
#define VCE_IDLE_TIMEOUT msecs_to_jiffies(1000)
/* Firmware Names */
+#ifdef CONFIG_DRM_AMDGPU_SI
+#define FIRMWARE_VCE_V1_0 "amdgpu/vce_1_0_0.bin"
+#endif
#ifdef CONFIG_DRM_AMDGPU_CIK
#define FIRMWARE_BONAIRE "amdgpu/bonaire_vce.bin"
#define FIRMWARE_KABINI "amdgpu/kabini_vce.bin"
@@ -61,6 +64,9 @@
#define FIRMWARE_VEGA12 "amdgpu/vega12_vce.bin"
#define FIRMWARE_VEGA20 "amdgpu/vega20_vce.bin"
+#ifdef CONFIG_DRM_AMDGPU_SI
+MODULE_FIRMWARE(FIRMWARE_VCE_V1_0);
+#endif
#ifdef CONFIG_DRM_AMDGPU_CIK
MODULE_FIRMWARE(FIRMWARE_BONAIRE);
MODULE_FIRMWARE(FIRMWARE_KABINI);
@@ -88,82 +94,93 @@ static int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
bool direct, struct dma_fence **fence);
/**
- * amdgpu_vce_sw_init - allocate memory, load vce firmware
+ * amdgpu_vce_firmware_name() - determine the firmware file name for VCE
*
* @adev: amdgpu_device pointer
- * @size: size for the new BO
*
- * First step to get VCE online, allocate memory and load the firmware
+ * Each chip that has VCE IP may need a different firmware.
+ * This function returns the name of the VCE firmware file
+ * appropriate for the current chip.
*/
-int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
+static const char *amdgpu_vce_firmware_name(struct amdgpu_device *adev)
{
- const char *fw_name;
- const struct common_firmware_header *hdr;
- unsigned int ucode_version, version_major, version_minor, binary_id;
- int i, r;
-
switch (adev->asic_type) {
+#ifdef CONFIG_DRM_AMDGPU_SI
+ case CHIP_PITCAIRN:
+ case CHIP_TAHITI:
+ case CHIP_VERDE:
+ return FIRMWARE_VCE_V1_0;
+#endif
#ifdef CONFIG_DRM_AMDGPU_CIK
case CHIP_BONAIRE:
- fw_name = FIRMWARE_BONAIRE;
- break;
+ return FIRMWARE_BONAIRE;
case CHIP_KAVERI:
- fw_name = FIRMWARE_KAVERI;
- break;
+ return FIRMWARE_KAVERI;
case CHIP_KABINI:
- fw_name = FIRMWARE_KABINI;
- break;
+ return FIRMWARE_KABINI;
case CHIP_HAWAII:
- fw_name = FIRMWARE_HAWAII;
- break;
+ return FIRMWARE_HAWAII;
case CHIP_MULLINS:
- fw_name = FIRMWARE_MULLINS;
- break;
+ return FIRMWARE_MULLINS;
#endif
case CHIP_TONGA:
- fw_name = FIRMWARE_TONGA;
- break;
+ return FIRMWARE_TONGA;
case CHIP_CARRIZO:
- fw_name = FIRMWARE_CARRIZO;
- break;
+ return FIRMWARE_CARRIZO;
case CHIP_FIJI:
- fw_name = FIRMWARE_FIJI;
- break;
+ return FIRMWARE_FIJI;
case CHIP_STONEY:
- fw_name = FIRMWARE_STONEY;
- break;
+ return FIRMWARE_STONEY;
case CHIP_POLARIS10:
- fw_name = FIRMWARE_POLARIS10;
- break;
+ return FIRMWARE_POLARIS10;
case CHIP_POLARIS11:
- fw_name = FIRMWARE_POLARIS11;
- break;
+ return FIRMWARE_POLARIS11;
case CHIP_POLARIS12:
- fw_name = FIRMWARE_POLARIS12;
- break;
+ return FIRMWARE_POLARIS12;
case CHIP_VEGAM:
- fw_name = FIRMWARE_VEGAM;
- break;
+ return FIRMWARE_VEGAM;
case CHIP_VEGA10:
- fw_name = FIRMWARE_VEGA10;
- break;
+ return FIRMWARE_VEGA10;
case CHIP_VEGA12:
- fw_name = FIRMWARE_VEGA12;
- break;
+ return FIRMWARE_VEGA12;
case CHIP_VEGA20:
- fw_name = FIRMWARE_VEGA20;
- break;
+ return FIRMWARE_VEGA20;
default:
- return -EINVAL;
+ return NULL;
}
+}
+
+/**
+ * amdgpu_vce_early_init() - try to load VCE firmware
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Tries to load the VCE firmware.
+ *
+ * When not found, returns ENOENT so that the driver can
+ * still load and initialize the rest of the IP blocks.
+ * The GPU can function just fine without VCE, they will just
+ * not support video encoding.
+ */
+int amdgpu_vce_early_init(struct amdgpu_device *adev)
+{
+ const char *fw_name = amdgpu_vce_firmware_name(adev);
+ const struct common_firmware_header *hdr;
+ unsigned int ucode_version, version_major, version_minor, binary_id;
+ int r;
+
+ if (!fw_name)
+ return -ENOENT;
r = amdgpu_ucode_request(adev, &adev->vce.fw, AMDGPU_UCODE_REQUIRED, "%s", fw_name);
if (r) {
- dev_err(adev->dev, "amdgpu_vce: Can't validate firmware \"%s\"\n",
- fw_name);
+ dev_err(adev->dev,
+ "amdgpu_vce: Firmware \"%s\" not found or failed to validate (%d)\n",
+ fw_name, r);
+
amdgpu_ucode_release(&adev->vce.fw);
- return r;
+ return -ENOENT;
}
hdr = (const struct common_firmware_header *)adev->vce.fw->data;
@@ -172,11 +189,35 @@ int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
version_major = (ucode_version >> 20) & 0xfff;
version_minor = (ucode_version >> 8) & 0xfff;
binary_id = ucode_version & 0xff;
- DRM_INFO("Found VCE firmware Version: %d.%d Binary ID: %d\n",
+ dev_info(adev->dev, "Found VCE firmware Version: %d.%d Binary ID: %d\n",
version_major, version_minor, binary_id);
adev->vce.fw_version = ((version_major << 24) | (version_minor << 16) |
(binary_id << 8));
+ return 0;
+}
+
+/**
+ * amdgpu_vce_sw_init() - allocate memory for VCE BO
+ *
+ * @adev: amdgpu_device pointer
+ * @size: size for the new BO
+ *
+ * First step to get VCE online: allocate memory for VCE BO.
+ * The VCE firmware binary is copied into the VCE BO later,
+ * in amdgpu_vce_resume. The VCE executes its code from the
+ * VCE BO and also uses the space in this BO for its stack and data.
+ *
+ * Ideally this BO should be placed in VRAM for optimal performance,
+ * although technically it also runs from system RAM (albeit slowly).
+ */
+int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
+{
+ int i, r;
+
+ if (!adev->vce.fw)
+ return -ENOENT;
+
r = amdgpu_bo_create_kernel(adev, size, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_VRAM |
AMDGPU_GEM_DOMAIN_GTT,
@@ -285,40 +326,23 @@ int amdgpu_vce_suspend(struct amdgpu_device *adev)
*/
int amdgpu_vce_resume(struct amdgpu_device *adev)
{
- void *cpu_addr;
const struct common_firmware_header *hdr;
unsigned int offset;
- int r, idx;
+ int idx;
if (adev->vce.vcpu_bo == NULL)
return -EINVAL;
- r = amdgpu_bo_reserve(adev->vce.vcpu_bo, false);
- if (r) {
- dev_err(adev->dev, "(%d) failed to reserve VCE bo\n", r);
- return r;
- }
-
- r = amdgpu_bo_kmap(adev->vce.vcpu_bo, &cpu_addr);
- if (r) {
- amdgpu_bo_unreserve(adev->vce.vcpu_bo);
- dev_err(adev->dev, "(%d) VCE map failed\n", r);
- return r;
- }
-
hdr = (const struct common_firmware_header *)adev->vce.fw->data;
offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
if (drm_dev_enter(adev_to_drm(adev), &idx)) {
- memcpy_toio(cpu_addr, adev->vce.fw->data + offset,
+ memset_io(adev->vce.cpu_addr, 0, amdgpu_bo_size(adev->vce.vcpu_bo));
+ memcpy_toio(adev->vce.cpu_addr, adev->vce.fw->data + offset,
adev->vce.fw->size - offset);
drm_dev_exit(idx);
}
- amdgpu_bo_kunmap(adev->vce.vcpu_bo);
-
- amdgpu_bo_unreserve(adev->vce.vcpu_bo);
-
return 0;
}
@@ -427,6 +451,24 @@ void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp)
}
/**
+ * amdgpu_vce_required_gart_pages() - gets number of GART pages required by VCE
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Returns how many GART pages we need before GTT for the VCE IP block.
+ * For VCE1, see vce_v1_0_ensure_vcpu_bo_32bit_addr for details.
+ * For VCE2+, this is not needed so return zero.
+ */
+u32 amdgpu_vce_required_gart_pages(struct amdgpu_device *adev)
+{
+ /* VCE IP block not added yet, so can't use amdgpu_ip_version */
+ if (adev->family == AMDGPU_FAMILY_SI)
+ return 512;
+
+ return 0;
+}
+
+/**
* amdgpu_vce_get_create_msg - generate a VCE create msg
*
* @ring: ring we should submit the msg to
@@ -449,7 +491,7 @@ static int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
r = amdgpu_job_alloc_with_ib(ring->adev, &ring->adev->vce.entity,
AMDGPU_FENCE_OWNER_UNDEFINED,
ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
- &job);
+ &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
return r;
@@ -540,7 +582,8 @@ static int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
AMDGPU_FENCE_OWNER_UNDEFINED,
ib_size_dw * 4,
direct ? AMDGPU_IB_POOL_DIRECT :
- AMDGPU_IB_POOL_DELAYED, &job);
+ AMDGPU_IB_POOL_DELAYED, &job,
+ AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
return r;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
index 6e53f872d084..1c3464ce5037 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
@@ -51,14 +51,17 @@ struct amdgpu_vce {
struct drm_sched_entity entity;
uint32_t srbm_soft_reset;
unsigned num_rings;
+ uint32_t keyselect;
};
+int amdgpu_vce_early_init(struct amdgpu_device *adev);
int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size);
int amdgpu_vce_sw_fini(struct amdgpu_device *adev);
int amdgpu_vce_entity_init(struct amdgpu_device *adev, struct amdgpu_ring *ring);
int amdgpu_vce_suspend(struct amdgpu_device *adev);
int amdgpu_vce_resume(struct amdgpu_device *adev);
void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp);
+u32 amdgpu_vce_required_gart_pages(struct amdgpu_device *adev);
int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
struct amdgpu_ib *ib);
int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index f1f67521c29c..5e0786ea911b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -92,6 +92,7 @@ MODULE_FIRMWARE(FIRMWARE_VCN5_0_0);
MODULE_FIRMWARE(FIRMWARE_VCN5_0_1);
static void amdgpu_vcn_idle_work_handler(struct work_struct *work);
+static void amdgpu_vcn_reg_dump_fini(struct amdgpu_device *adev);
int amdgpu_vcn_early_init(struct amdgpu_device *adev, int i)
{
@@ -184,16 +185,16 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev, int i)
dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf;
vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf;
dev_info(adev->dev,
- "Found VCN firmware Version ENC: %u.%u DEC: %u VEP: %u Revision: %u\n",
- enc_major, enc_minor, dec_ver, vep, fw_rev);
+ "[VCN instance %d] Found VCN firmware Version ENC: %u.%u DEC: %u VEP: %u Revision: %u\n",
+ i, enc_major, enc_minor, dec_ver, vep, fw_rev);
} else {
unsigned int version_major, version_minor, family_id;
family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
- dev_info(adev->dev, "Found VCN firmware Version: %u.%u Family ID: %u\n",
- version_major, version_minor, family_id);
+ dev_info(adev->dev, "[VCN instance %d] Found VCN firmware Version: %u.%u Family ID: %u\n",
+ i, version_major, version_minor, family_id);
}
bo_size = AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_CONTEXT_SIZE;
@@ -256,12 +257,12 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev, int i)
return 0;
}
-int amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int i)
+void amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int i)
{
int j;
if (adev->vcn.harvest_config & (1 << i))
- return 0;
+ return;
amdgpu_bo_free_kernel(
&adev->vcn.inst[i].dpg_sram_bo,
@@ -285,10 +286,12 @@ int amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int i)
amdgpu_ucode_release(&adev->vcn.inst[0].fw);
adev->vcn.inst[i].fw = NULL;
}
+
+ if (adev->vcn.reg_list)
+ amdgpu_vcn_reg_dump_fini(adev);
+
mutex_destroy(&adev->vcn.inst[i].vcn_pg_lock);
mutex_destroy(&adev->vcn.inst[i].vcn1_jpeg1_workaround);
-
- return 0;
}
bool amdgpu_vcn_is_disabled_vcn(struct amdgpu_device *adev, enum vcn_ring_type type, uint32_t vcn_instance)
@@ -352,8 +355,6 @@ int amdgpu_vcn_suspend(struct amdgpu_device *adev, int i)
if (adev->vcn.harvest_config & (1 << i))
return 0;
- cancel_delayed_work_sync(&adev->vcn.inst[i].idle_work);
-
/* err_event_athub and dpc recovery will corrupt VCPU buffer, so we need to
* restore fw data and clear buffer in amdgpu_vcn_resume() */
if (in_ras_intr || adev->pcie_reset_ctx.in_link_reset)
@@ -405,6 +406,54 @@ int amdgpu_vcn_resume(struct amdgpu_device *adev, int i)
return 0;
}
+void amdgpu_vcn_get_profile(struct amdgpu_device *adev)
+{
+ int r;
+
+ mutex_lock(&adev->vcn.workload_profile_mutex);
+
+ if (adev->vcn.workload_profile_active) {
+ mutex_unlock(&adev->vcn.workload_profile_mutex);
+ return;
+ }
+ r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
+ true);
+ if (r)
+ dev_warn(adev->dev,
+ "(%d) failed to enable video power profile mode\n", r);
+ else
+ adev->vcn.workload_profile_active = true;
+ mutex_unlock(&adev->vcn.workload_profile_mutex);
+}
+
+void amdgpu_vcn_put_profile(struct amdgpu_device *adev)
+{
+ bool pg = true;
+ int r, i;
+
+ mutex_lock(&adev->vcn.workload_profile_mutex);
+ for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
+ if (adev->vcn.inst[i].cur_state != AMD_PG_STATE_GATE) {
+ pg = false;
+ break;
+ }
+ }
+
+ if (pg) {
+ r = amdgpu_dpm_switch_power_profile(
+ adev, PP_SMC_POWER_PROFILE_VIDEO, false);
+ if (r)
+ dev_warn(
+ adev->dev,
+ "(%d) failed to disable video power profile mode\n",
+ r);
+ else
+ adev->vcn.workload_profile_active = false;
+ }
+
+ mutex_unlock(&adev->vcn.workload_profile_mutex);
+}
+
static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
{
struct amdgpu_vcn_inst *vcn_inst =
@@ -412,7 +461,6 @@ static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
struct amdgpu_device *adev = vcn_inst->adev;
unsigned int fences = 0, fence[AMDGPU_MAX_VCN_INSTANCES] = {0};
unsigned int i = vcn_inst->inst, j;
- int r = 0;
if (adev->vcn.harvest_config & (1 << i))
return;
@@ -438,16 +486,11 @@ static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
fences += fence[i];
if (!fences && !atomic_read(&vcn_inst->total_submission_cnt)) {
+ mutex_lock(&vcn_inst->vcn_pg_lock);
vcn_inst->set_pg_state(vcn_inst, AMD_PG_STATE_GATE);
- mutex_lock(&adev->vcn.workload_profile_mutex);
- if (adev->vcn.workload_profile_active) {
- r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
- false);
- if (r)
- dev_warn(adev->dev, "(%d) failed to disable video power profile mode\n", r);
- adev->vcn.workload_profile_active = false;
- }
- mutex_unlock(&adev->vcn.workload_profile_mutex);
+ mutex_unlock(&vcn_inst->vcn_pg_lock);
+ amdgpu_vcn_put_profile(adev);
+
} else {
schedule_delayed_work(&vcn_inst->idle_work, VCN_IDLE_TIMEOUT);
}
@@ -457,30 +500,11 @@ void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct amdgpu_vcn_inst *vcn_inst = &adev->vcn.inst[ring->me];
- int r = 0;
atomic_inc(&vcn_inst->total_submission_cnt);
cancel_delayed_work_sync(&vcn_inst->idle_work);
- /* We can safely return early here because we've cancelled the
- * the delayed work so there is no one else to set it to false
- * and we don't care if someone else sets it to true.
- */
- if (adev->vcn.workload_profile_active)
- goto pg_lock;
-
- mutex_lock(&adev->vcn.workload_profile_mutex);
- if (!adev->vcn.workload_profile_active) {
- r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
- true);
- if (r)
- dev_warn(adev->dev, "(%d) failed to switch to video power profile mode\n", r);
- adev->vcn.workload_profile_active = true;
- }
- mutex_unlock(&adev->vcn.workload_profile_mutex);
-
-pg_lock:
mutex_lock(&vcn_inst->vcn_pg_lock);
vcn_inst->set_pg_state(vcn_inst, AMD_PG_STATE_UNGATE);
@@ -508,6 +532,7 @@ pg_lock:
vcn_inst->pause_dpg_mode(vcn_inst, &new_state);
}
mutex_unlock(&vcn_inst->vcn_pg_lock);
+ amdgpu_vcn_get_profile(adev);
}
void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring)
@@ -601,7 +626,7 @@ static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
64, AMDGPU_IB_POOL_DIRECT,
- &job);
+ &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
goto err;
@@ -781,7 +806,7 @@ static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
- &job);
+ &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
goto err;
@@ -911,7 +936,7 @@ static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t hand
r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
- &job);
+ &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
return r;
@@ -978,7 +1003,7 @@ static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t han
r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
- &job);
+ &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
if (r)
return r;
@@ -1132,7 +1157,7 @@ static ssize_t amdgpu_debugfs_vcn_fwlog_read(struct file *f, char __user *buf,
{
struct amdgpu_vcn_inst *vcn;
void *log_buf;
- volatile struct amdgpu_vcn_fwlog *plog;
+ struct amdgpu_vcn_fwlog *plog;
unsigned int read_pos, write_pos, available, i, read_bytes = 0;
unsigned int read_num[2] = {0};
@@ -1145,7 +1170,7 @@ static ssize_t amdgpu_debugfs_vcn_fwlog_read(struct file *f, char __user *buf,
log_buf = vcn->fw_shared.cpu_addr + vcn->fw_shared.mem_size;
- plog = (volatile struct amdgpu_vcn_fwlog *)log_buf;
+ plog = (struct amdgpu_vcn_fwlog *)log_buf;
read_pos = plog->rptr;
write_pos = plog->wptr;
@@ -1212,11 +1237,11 @@ void amdgpu_debugfs_vcn_fwlog_init(struct amdgpu_device *adev, uint8_t i,
void amdgpu_vcn_fwlog_init(struct amdgpu_vcn_inst *vcn)
{
#if defined(CONFIG_DEBUG_FS)
- volatile uint32_t *flag = vcn->fw_shared.cpu_addr;
+ uint32_t *flag = vcn->fw_shared.cpu_addr;
void *fw_log_cpu_addr = vcn->fw_shared.cpu_addr + vcn->fw_shared.mem_size;
uint64_t fw_log_gpu_addr = vcn->fw_shared.gpu_addr + vcn->fw_shared.mem_size;
- volatile struct amdgpu_vcn_fwlog *log_buf = fw_log_cpu_addr;
- volatile struct amdgpu_fw_shared_fw_logging *fw_log = vcn->fw_shared.cpu_addr
+ struct amdgpu_vcn_fwlog *log_buf = fw_log_cpu_addr;
+ struct amdgpu_fw_shared_fw_logging *fw_log = vcn->fw_shared.cpu_addr
+ vcn->fw_shared.log_offset;
*flag |= cpu_to_le32(AMDGPU_VCN_FW_LOGGING_FLAG);
fw_log->is_enabled = 1;
@@ -1527,3 +1552,86 @@ int amdgpu_vcn_ring_reset(struct amdgpu_ring *ring,
return amdgpu_vcn_reset_engine(adev, ring->me);
}
+
+int amdgpu_vcn_reg_dump_init(struct amdgpu_device *adev,
+ const struct amdgpu_hwip_reg_entry *reg, u32 count)
+{
+ adev->vcn.ip_dump = kcalloc(adev->vcn.num_vcn_inst * count,
+ sizeof(uint32_t), GFP_KERNEL);
+ if (!adev->vcn.ip_dump)
+ return -ENOMEM;
+ adev->vcn.reg_list = reg;
+ adev->vcn.reg_count = count;
+
+ return 0;
+}
+
+static void amdgpu_vcn_reg_dump_fini(struct amdgpu_device *adev)
+{
+ kfree(adev->vcn.ip_dump);
+ adev->vcn.ip_dump = NULL;
+ adev->vcn.reg_list = NULL;
+ adev->vcn.reg_count = 0;
+}
+
+void amdgpu_vcn_dump_ip_state(struct amdgpu_ip_block *ip_block)
+{
+ struct amdgpu_device *adev = ip_block->adev;
+ int i, j;
+ bool is_powered;
+ u32 inst_off;
+
+ if (!adev->vcn.ip_dump)
+ return;
+
+ for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
+ if (adev->vcn.harvest_config & (1 << i))
+ continue;
+
+ inst_off = i * adev->vcn.reg_count;
+ /* mmUVD_POWER_STATUS is always readable and is the first in reg_list */
+ adev->vcn.ip_dump[inst_off] =
+ RREG32(SOC15_REG_ENTRY_OFFSET_INST(adev->vcn.reg_list[0], i));
+ is_powered = (adev->vcn.ip_dump[inst_off] &
+ UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF) !=
+ UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
+
+ if (is_powered)
+ for (j = 1; j < adev->vcn.reg_count; j++)
+ adev->vcn.ip_dump[inst_off + j] =
+ RREG32(SOC15_REG_ENTRY_OFFSET_INST(adev->vcn.reg_list[j], i));
+ }
+}
+
+void amdgpu_vcn_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
+{
+ struct amdgpu_device *adev = ip_block->adev;
+ int i, j;
+ bool is_powered;
+ u32 inst_off;
+
+ if (!adev->vcn.ip_dump)
+ return;
+
+ drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
+ for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
+ if (adev->vcn.harvest_config & (1 << i)) {
+ drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
+ continue;
+ }
+
+ inst_off = i * adev->vcn.reg_count;
+ is_powered = (adev->vcn.ip_dump[inst_off] &
+ UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF) !=
+ UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
+
+ if (is_powered) {
+ drm_printf(p, "\nActive Instance:VCN%d\n", i);
+ for (j = 0; j < adev->vcn.reg_count; j++)
+ drm_printf(p, "%-50s \t 0x%08x\n", adev->vcn.reg_list[j].reg_name,
+ adev->vcn.ip_dump[inst_off + j]);
+ } else {
+ drm_printf(p, "\nInactive Instance:VCN%d\n", i);
+ }
+ }
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index 0bc0a94d7cf0..82624b44e661 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -100,7 +100,8 @@
#define SOC15_DPG_MODE_OFFSET(ip, inst_idx, reg) \
({ \
- uint32_t internal_reg_offset, addr; \
+ /* To avoid a -Wunused-but-set-variable warning. */ \
+ uint32_t internal_reg_offset __maybe_unused, addr; \
bool video_range, video1_range, aon_range, aon1_range; \
\
addr = (adev->reg_offset[ip##_HWIP][inst_idx][reg##_BASE_IDX] + reg); \
@@ -161,7 +162,8 @@
#define SOC24_DPG_MODE_OFFSET(ip, inst_idx, reg) \
({ \
- uint32_t internal_reg_offset, addr; \
+ /* To avoid a -Wunused-but-set-variable warning. */ \
+ uint32_t internal_reg_offset __maybe_unused, addr; \
bool video_range, video1_range, aon_range, aon1_range; \
\
addr = (adev->reg_offset[ip##_HWIP][inst_idx][reg##_BASE_IDX] + reg); \
@@ -237,6 +239,8 @@
#define AMDGPU_DRM_KEY_INJECT_WORKAROUND_VCNFW_ASD_HANDSHAKING 2
+struct amdgpu_hwip_reg_entry;
+
enum amdgpu_vcn_caps {
AMDGPU_VCN_RRMT_ENABLED,
};
@@ -362,6 +366,8 @@ struct amdgpu_vcn {
bool workload_profile_active;
struct mutex workload_profile_mutex;
+ u32 reg_count;
+ const struct amdgpu_hwip_reg_entry *reg_list;
};
struct amdgpu_fw_shared_rb_ptrs_struct {
@@ -497,7 +503,7 @@ struct amdgpu_vcn5_fw_shared {
struct amdgpu_fw_shared_rb_setup rb_setup;
struct amdgpu_fw_shared_smu_interface_info smu_dpm_interface;
struct amdgpu_fw_shared_drm_key_wa drm_key_wa;
- uint8_t pad3[9];
+ uint8_t pad3[404];
};
#define VCN_BLOCK_ENCODE_DISABLE_MASK 0x80
@@ -512,7 +518,7 @@ enum vcn_ring_type {
int amdgpu_vcn_early_init(struct amdgpu_device *adev, int i);
int amdgpu_vcn_sw_init(struct amdgpu_device *adev, int i);
-int amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int i);
+void amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int i);
int amdgpu_vcn_suspend(struct amdgpu_device *adev, int i);
int amdgpu_vcn_resume(struct amdgpu_device *adev, int i);
void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring);
@@ -557,4 +563,11 @@ int vcn_set_powergating_state(struct amdgpu_ip_block *ip_block,
int amdgpu_vcn_ring_reset(struct amdgpu_ring *ring,
unsigned int vmid,
struct amdgpu_fence *guilty_fence);
+int amdgpu_vcn_reg_dump_init(struct amdgpu_device *adev,
+ const struct amdgpu_hwip_reg_entry *reg, u32 count);
+void amdgpu_vcn_dump_ip_state(struct amdgpu_ip_block *ip_block);
+void amdgpu_vcn_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p);
+void amdgpu_vcn_get_profile(struct amdgpu_device *adev);
+void amdgpu_vcn_put_profile(struct amdgpu_device *adev);
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 13f0cdeb59c4..47a6ce4fdc74 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -44,6 +44,18 @@
vf2pf_info->ucode_info[ucode].version = ver; \
} while (0)
+#define mmRCC_CONFIG_MEMSIZE 0xde3
+
+const char *amdgpu_virt_dynamic_crit_table_name[] = {
+ "IP DISCOVERY",
+ "VBIOS IMG",
+ "RAS TELEMETRY",
+ "DATA EXCHANGE",
+ "BAD PAGE INFO",
+ "INIT HEADER",
+ "LAST",
+};
+
bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev)
{
/* By now all MMIO pages except mailbox are blocked */
@@ -150,9 +162,10 @@ void amdgpu_virt_request_init_data(struct amdgpu_device *adev)
virt->ops->req_init_data(adev);
if (adev->virt.req_init_data_ver > 0)
- DRM_INFO("host supports REQ_INIT_DATA handshake\n");
+ dev_info(adev->dev, "host supports REQ_INIT_DATA handshake of critical_region_version %d\n",
+ adev->virt.req_init_data_ver);
else
- DRM_WARN("host doesn't support REQ_INIT_DATA handshake\n");
+ dev_warn(adev->dev, "host doesn't support REQ_INIT_DATA handshake\n");
}
/**
@@ -205,12 +218,12 @@ int amdgpu_virt_alloc_mm_table(struct amdgpu_device *adev)
&adev->virt.mm_table.gpu_addr,
(void *)&adev->virt.mm_table.cpu_addr);
if (r) {
- DRM_ERROR("failed to alloc mm table and error = %d.\n", r);
+ dev_err(adev->dev, "failed to alloc mm table and error = %d.\n", r);
return r;
}
memset((void *)adev->virt.mm_table.cpu_addr, 0, PAGE_SIZE);
- DRM_INFO("MM table gpu addr = 0x%llx, cpu addr = %p.\n",
+ dev_info(adev->dev, "MM table gpu addr = 0x%llx, cpu addr = %p.\n",
adev->virt.mm_table.gpu_addr,
adev->virt.mm_table.cpu_addr);
return 0;
@@ -390,7 +403,9 @@ static void amdgpu_virt_ras_reserve_bps(struct amdgpu_device *adev)
if (amdgpu_bo_create_kernel_at(adev, bp << AMDGPU_GPU_PAGE_SHIFT,
AMDGPU_GPU_PAGE_SIZE,
&bo, NULL))
- DRM_DEBUG("RAS WARN: reserve vram for retired page %llx fail\n", bp);
+ dev_dbg(adev->dev,
+ "RAS WARN: reserve vram for retired page %llx fail\n",
+ bp);
data->bps_bo[i] = bo;
}
data->last_reserved = i + 1;
@@ -598,8 +613,8 @@ static int amdgpu_virt_write_vf2pf_data(struct amdgpu_device *adev)
vf2pf_info->driver_cert = 0;
vf2pf_info->os_info.all = 0;
- vf2pf_info->fb_usage =
- ttm_resource_manager_usage(&adev->mman.vram_mgr.manager) >> 20;
+ vf2pf_info->fb_usage = ttm_resource_manager_used(&adev->mman.vram_mgr.manager) ?
+ ttm_resource_manager_usage(&adev->mman.vram_mgr.manager) >> 20 : 0;
vf2pf_info->fb_vis_usage =
amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr) >> 20;
vf2pf_info->fb_size = adev->gmc.real_vram_size >> 20;
@@ -658,10 +673,34 @@ out:
schedule_delayed_work(&(adev->virt.vf2pf_work), adev->virt.vf2pf_update_interval_ms);
}
+static int amdgpu_virt_read_exchange_data_from_mem(struct amdgpu_device *adev, uint32_t *pfvf_data)
+{
+ uint32_t dataexchange_offset =
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID].offset;
+ uint32_t dataexchange_size =
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID].size_kb << 10;
+ uint64_t pos = 0;
+
+ dev_info(adev->dev,
+ "Got data exchange info from dynamic crit_region_table at offset 0x%x with size of 0x%x bytes.\n",
+ dataexchange_offset, dataexchange_size);
+
+ if (!IS_ALIGNED(dataexchange_offset, 4) || !IS_ALIGNED(dataexchange_size, 4)) {
+ dev_err(adev->dev, "Data exchange data not aligned to 4 bytes\n");
+ return -EINVAL;
+ }
+
+ pos = (uint64_t)dataexchange_offset;
+ amdgpu_device_vram_access(adev, pos, pfvf_data,
+ dataexchange_size, false);
+
+ return 0;
+}
+
void amdgpu_virt_fini_data_exchange(struct amdgpu_device *adev)
{
if (adev->virt.vf2pf_update_interval_ms != 0) {
- DRM_INFO("clean up the vf2pf work item\n");
+ dev_info(adev->dev, "clean up the vf2pf work item\n");
cancel_delayed_work_sync(&adev->virt.vf2pf_work);
adev->virt.vf2pf_update_interval_ms = 0;
}
@@ -669,13 +708,15 @@ void amdgpu_virt_fini_data_exchange(struct amdgpu_device *adev)
void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev)
{
+ uint32_t *pfvf_data = NULL;
+
adev->virt.fw_reserve.p_pf2vf = NULL;
adev->virt.fw_reserve.p_vf2pf = NULL;
adev->virt.vf2pf_update_interval_ms = 0;
adev->virt.vf2pf_update_retry_cnt = 0;
if (adev->mman.fw_vram_usage_va && adev->mman.drv_vram_usage_va) {
- DRM_WARN("Currently fw_vram and drv_vram should not have values at the same time!");
+ dev_warn(adev->dev, "Currently fw_vram and drv_vram should not have values at the same time!");
} else if (adev->mman.fw_vram_usage_va || adev->mman.drv_vram_usage_va) {
/* go through this logic in ip_init and reset to init workqueue*/
amdgpu_virt_exchange_data(adev);
@@ -684,11 +725,34 @@ void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev)
schedule_delayed_work(&(adev->virt.vf2pf_work), msecs_to_jiffies(adev->virt.vf2pf_update_interval_ms));
} else if (adev->bios != NULL) {
/* got through this logic in early init stage to get necessary flags, e.g. rlcg_acc related*/
- adev->virt.fw_reserve.p_pf2vf =
- (struct amd_sriov_msg_pf2vf_info_header *)
- (adev->bios + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10));
+ if (adev->virt.req_init_data_ver == GPU_CRIT_REGION_V2) {
+ pfvf_data =
+ kzalloc(adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID].size_kb << 10,
+ GFP_KERNEL);
+ if (!pfvf_data) {
+ dev_err(adev->dev, "Failed to allocate memory for pfvf_data\n");
+ return;
+ }
- amdgpu_virt_read_pf2vf_data(adev);
+ if (amdgpu_virt_read_exchange_data_from_mem(adev, pfvf_data))
+ goto free_pfvf_data;
+
+ adev->virt.fw_reserve.p_pf2vf =
+ (struct amd_sriov_msg_pf2vf_info_header *)pfvf_data;
+
+ amdgpu_virt_read_pf2vf_data(adev);
+
+free_pfvf_data:
+ kfree(pfvf_data);
+ pfvf_data = NULL;
+ adev->virt.fw_reserve.p_pf2vf = NULL;
+ } else {
+ adev->virt.fw_reserve.p_pf2vf =
+ (struct amd_sriov_msg_pf2vf_info_header *)
+ (adev->bios + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 << 10));
+
+ amdgpu_virt_read_pf2vf_data(adev);
+ }
}
}
@@ -701,23 +765,38 @@ void amdgpu_virt_exchange_data(struct amdgpu_device *adev)
if (adev->mman.fw_vram_usage_va || adev->mman.drv_vram_usage_va) {
if (adev->mman.fw_vram_usage_va) {
- adev->virt.fw_reserve.p_pf2vf =
- (struct amd_sriov_msg_pf2vf_info_header *)
- (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10));
- adev->virt.fw_reserve.p_vf2pf =
- (struct amd_sriov_msg_vf2pf_info_header *)
- (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB << 10));
- adev->virt.fw_reserve.ras_telemetry =
- (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB << 10));
+ if (adev->virt.req_init_data_ver == GPU_CRIT_REGION_V2) {
+ adev->virt.fw_reserve.p_pf2vf =
+ (struct amd_sriov_msg_pf2vf_info_header *)
+ (adev->mman.fw_vram_usage_va +
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID].offset);
+ adev->virt.fw_reserve.p_vf2pf =
+ (struct amd_sriov_msg_vf2pf_info_header *)
+ (adev->mman.fw_vram_usage_va +
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID].offset +
+ (AMD_SRIOV_MSG_SIZE_KB << 10));
+ adev->virt.fw_reserve.ras_telemetry =
+ (adev->mman.fw_vram_usage_va +
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_RAS_TELEMETRY_TABLE_ID].offset);
+ } else {
+ adev->virt.fw_reserve.p_pf2vf =
+ (struct amd_sriov_msg_pf2vf_info_header *)
+ (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 << 10));
+ adev->virt.fw_reserve.p_vf2pf =
+ (struct amd_sriov_msg_vf2pf_info_header *)
+ (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 << 10));
+ adev->virt.fw_reserve.ras_telemetry =
+ (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB_V1 << 10));
+ }
} else if (adev->mman.drv_vram_usage_va) {
adev->virt.fw_reserve.p_pf2vf =
(struct amd_sriov_msg_pf2vf_info_header *)
- (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10));
+ (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 << 10));
adev->virt.fw_reserve.p_vf2pf =
(struct amd_sriov_msg_vf2pf_info_header *)
- (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB << 10));
+ (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 << 10));
adev->virt.fw_reserve.ras_telemetry =
- (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB << 10));
+ (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB_V1 << 10));
}
amdgpu_virt_read_pf2vf_data(adev);
@@ -816,7 +895,7 @@ static bool amdgpu_virt_init_req_data(struct amdgpu_device *adev, u32 reg)
break;
default: /* other chip doesn't support SRIOV */
is_sriov = false;
- DRM_ERROR("Unknown asic type: %d!\n", adev->asic_type);
+ dev_err(adev->dev, "Unknown asic type: %d!\n", adev->asic_type);
break;
}
}
@@ -828,17 +907,230 @@ static void amdgpu_virt_init_ras(struct amdgpu_device *adev)
{
ratelimit_state_init(&adev->virt.ras.ras_error_cnt_rs, 5 * HZ, 1);
ratelimit_state_init(&adev->virt.ras.ras_cper_dump_rs, 5 * HZ, 1);
+ ratelimit_state_init(&adev->virt.ras.ras_chk_criti_rs, 5 * HZ, 1);
ratelimit_set_flags(&adev->virt.ras.ras_error_cnt_rs,
RATELIMIT_MSG_ON_RELEASE);
ratelimit_set_flags(&adev->virt.ras.ras_cper_dump_rs,
RATELIMIT_MSG_ON_RELEASE);
+ ratelimit_set_flags(&adev->virt.ras.ras_chk_criti_rs,
+ RATELIMIT_MSG_ON_RELEASE);
mutex_init(&adev->virt.ras.ras_telemetry_mutex);
+ mutex_init(&adev->virt.access_req_mutex);
adev->virt.ras.cper_rptr = 0;
}
+static uint8_t amdgpu_virt_crit_region_calc_checksum(uint8_t *buf_start, uint8_t *buf_end)
+{
+ uint32_t sum = 0;
+
+ if (buf_start >= buf_end)
+ return 0;
+
+ for (; buf_start < buf_end; buf_start++)
+ sum += buf_start[0];
+
+ return 0xffffffff - sum;
+}
+
+int amdgpu_virt_init_critical_region(struct amdgpu_device *adev)
+{
+ struct amd_sriov_msg_init_data_header *init_data_hdr = NULL;
+ u64 init_hdr_offset = adev->virt.init_data_header.offset;
+ u64 init_hdr_size = (u64)adev->virt.init_data_header.size_kb << 10; /* KB → bytes */
+ u64 vram_size;
+ u64 end;
+ int r = 0;
+ uint8_t checksum = 0;
+
+ /* Skip below init if critical region version != v2 */
+ if (adev->virt.req_init_data_ver != GPU_CRIT_REGION_V2)
+ return 0;
+
+ if (init_hdr_offset < 0) {
+ dev_err(adev->dev, "Invalid init header offset\n");
+ return -EINVAL;
+ }
+
+ vram_size = RREG32(mmRCC_CONFIG_MEMSIZE);
+ if (!vram_size || vram_size == U32_MAX)
+ return -EINVAL;
+ vram_size <<= 20;
+
+ if (check_add_overflow(init_hdr_offset, init_hdr_size, &end) || end > vram_size) {
+ dev_err(adev->dev, "init_data_header exceeds VRAM size, exiting\n");
+ return -EINVAL;
+ }
+
+ /* Allocate for init_data_hdr */
+ init_data_hdr = kzalloc(sizeof(struct amd_sriov_msg_init_data_header), GFP_KERNEL);
+ if (!init_data_hdr)
+ return -ENOMEM;
+
+ amdgpu_device_vram_access(adev, (uint64_t)init_hdr_offset, (uint32_t *)init_data_hdr,
+ sizeof(struct amd_sriov_msg_init_data_header), false);
+
+ /* Table validation */
+ if (strncmp(init_data_hdr->signature,
+ AMDGPU_SRIOV_CRIT_DATA_SIGNATURE,
+ AMDGPU_SRIOV_CRIT_DATA_SIG_LEN) != 0) {
+ dev_err(adev->dev, "Invalid init data signature: %.4s\n",
+ init_data_hdr->signature);
+ r = -EINVAL;
+ goto out;
+ }
+
+ checksum = amdgpu_virt_crit_region_calc_checksum(
+ (uint8_t *)&init_data_hdr->initdata_offset,
+ (uint8_t *)init_data_hdr +
+ sizeof(struct amd_sriov_msg_init_data_header));
+ if (checksum != init_data_hdr->checksum) {
+ dev_err(adev->dev, "Found unmatching checksum from calculation 0x%x and init_data 0x%x\n",
+ checksum, init_data_hdr->checksum);
+ r = -EINVAL;
+ goto out;
+ }
+
+ memset(&adev->virt.crit_regn, 0, sizeof(adev->virt.crit_regn));
+ memset(adev->virt.crit_regn_tbl, 0, sizeof(adev->virt.crit_regn_tbl));
+
+ adev->virt.crit_regn.offset = init_data_hdr->initdata_offset;
+ adev->virt.crit_regn.size_kb = init_data_hdr->initdata_size_in_kb;
+
+ /* Validation and initialization for each table entry */
+ if (IS_SRIOV_CRIT_REGN_ENTRY_VALID(init_data_hdr, AMD_SRIOV_MSG_IPD_TABLE_ID)) {
+ if (!init_data_hdr->ip_discovery_size_in_kb ||
+ init_data_hdr->ip_discovery_size_in_kb > DISCOVERY_TMR_SIZE) {
+ dev_err(adev->dev, "Invalid %s size: 0x%x\n",
+ amdgpu_virt_dynamic_crit_table_name[AMD_SRIOV_MSG_IPD_TABLE_ID],
+ init_data_hdr->ip_discovery_size_in_kb);
+ r = -EINVAL;
+ goto out;
+ }
+
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_IPD_TABLE_ID].offset =
+ init_data_hdr->ip_discovery_offset;
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_IPD_TABLE_ID].size_kb =
+ init_data_hdr->ip_discovery_size_in_kb;
+ }
+
+ if (IS_SRIOV_CRIT_REGN_ENTRY_VALID(init_data_hdr, AMD_SRIOV_MSG_VBIOS_IMG_TABLE_ID)) {
+ if (!init_data_hdr->vbios_img_size_in_kb) {
+ dev_err(adev->dev, "Invalid %s size: 0x%x\n",
+ amdgpu_virt_dynamic_crit_table_name[AMD_SRIOV_MSG_VBIOS_IMG_TABLE_ID],
+ init_data_hdr->vbios_img_size_in_kb);
+ r = -EINVAL;
+ goto out;
+ }
+
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_VBIOS_IMG_TABLE_ID].offset =
+ init_data_hdr->vbios_img_offset;
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_VBIOS_IMG_TABLE_ID].size_kb =
+ init_data_hdr->vbios_img_size_in_kb;
+ }
+
+ if (IS_SRIOV_CRIT_REGN_ENTRY_VALID(init_data_hdr, AMD_SRIOV_MSG_RAS_TELEMETRY_TABLE_ID)) {
+ if (!init_data_hdr->ras_tele_info_size_in_kb) {
+ dev_err(adev->dev, "Invalid %s size: 0x%x\n",
+ amdgpu_virt_dynamic_crit_table_name[AMD_SRIOV_MSG_RAS_TELEMETRY_TABLE_ID],
+ init_data_hdr->ras_tele_info_size_in_kb);
+ r = -EINVAL;
+ goto out;
+ }
+
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_RAS_TELEMETRY_TABLE_ID].offset =
+ init_data_hdr->ras_tele_info_offset;
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_RAS_TELEMETRY_TABLE_ID].size_kb =
+ init_data_hdr->ras_tele_info_size_in_kb;
+ }
+
+ if (IS_SRIOV_CRIT_REGN_ENTRY_VALID(init_data_hdr, AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID)) {
+ if (!init_data_hdr->dataexchange_size_in_kb) {
+ dev_err(adev->dev, "Invalid %s size: 0x%x\n",
+ amdgpu_virt_dynamic_crit_table_name[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID],
+ init_data_hdr->dataexchange_size_in_kb);
+ r = -EINVAL;
+ goto out;
+ }
+
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID].offset =
+ init_data_hdr->dataexchange_offset;
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID].size_kb =
+ init_data_hdr->dataexchange_size_in_kb;
+ }
+
+ if (IS_SRIOV_CRIT_REGN_ENTRY_VALID(init_data_hdr, AMD_SRIOV_MSG_BAD_PAGE_INFO_TABLE_ID)) {
+ if (!init_data_hdr->bad_page_size_in_kb) {
+ dev_err(adev->dev, "Invalid %s size: 0x%x\n",
+ amdgpu_virt_dynamic_crit_table_name[AMD_SRIOV_MSG_BAD_PAGE_INFO_TABLE_ID],
+ init_data_hdr->bad_page_size_in_kb);
+ r = -EINVAL;
+ goto out;
+ }
+
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_BAD_PAGE_INFO_TABLE_ID].offset =
+ init_data_hdr->bad_page_info_offset;
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_BAD_PAGE_INFO_TABLE_ID].size_kb =
+ init_data_hdr->bad_page_size_in_kb;
+ }
+
+ /* Validation for critical region info */
+ if (adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_IPD_TABLE_ID].size_kb > DISCOVERY_TMR_SIZE) {
+ dev_err(adev->dev, "Invalid IP discovery size: 0x%x\n",
+ adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_IPD_TABLE_ID].size_kb);
+ r = -EINVAL;
+ goto out;
+ }
+
+ /* reserved memory starts from crit region base offset with the size of 5MB */
+ adev->mman.fw_vram_usage_start_offset = adev->virt.crit_regn.offset;
+ adev->mman.fw_vram_usage_size = adev->virt.crit_regn.size_kb << 10;
+ dev_info(adev->dev,
+ "critical region v%d requested to reserve memory start at %08llx with %llu KB.\n",
+ init_data_hdr->version,
+ adev->mman.fw_vram_usage_start_offset,
+ adev->mman.fw_vram_usage_size >> 10);
+
+ adev->virt.is_dynamic_crit_regn_enabled = true;
+
+out:
+ kfree(init_data_hdr);
+ init_data_hdr = NULL;
+
+ return r;
+}
+
+int amdgpu_virt_get_dynamic_data_info(struct amdgpu_device *adev,
+ int data_id, uint8_t *binary, u32 *size)
+{
+ uint32_t data_offset = 0;
+ uint32_t data_size = 0;
+ enum amd_sriov_msg_table_id_enum data_table_id = data_id;
+
+ if (data_table_id >= AMD_SRIOV_MSG_MAX_TABLE_ID)
+ return -EINVAL;
+
+ data_offset = adev->virt.crit_regn_tbl[data_table_id].offset;
+ data_size = adev->virt.crit_regn_tbl[data_table_id].size_kb << 10;
+
+ /* Validate on input params */
+ if (!binary || !size || *size < (uint64_t)data_size)
+ return -EINVAL;
+
+ /* Proceed to copy the dynamic content */
+ amdgpu_device_vram_access(adev,
+ (uint64_t)data_offset, (uint32_t *)binary, data_size, false);
+ *size = (uint64_t)data_size;
+
+ dev_dbg(adev->dev,
+ "Got %s info from dynamic crit_region_table at offset 0x%x with size of 0x%x bytes.\n",
+ amdgpu_virt_dynamic_crit_table_name[data_id], data_offset, data_size);
+
+ return 0;
+}
+
void amdgpu_virt_init(struct amdgpu_device *adev)
{
bool is_sriov = false;
@@ -1286,7 +1578,7 @@ amdgpu_ras_block_to_sriov(struct amdgpu_device *adev, enum amdgpu_ras_block bloc
case AMDGPU_RAS_BLOCK__MPIO:
return RAS_TELEMETRY_GPU_BLOCK_MPIO;
default:
- DRM_WARN_ONCE("Unsupported SRIOV RAS telemetry block 0x%x\n",
+ dev_warn(adev->dev, "Unsupported SRIOV RAS telemetry block 0x%x\n",
block);
return RAS_TELEMETRY_GPU_BLOCK_COUNT;
}
@@ -1301,7 +1593,7 @@ static int amdgpu_virt_cache_host_error_counts(struct amdgpu_device *adev,
checksum = host_telemetry->header.checksum;
used_size = host_telemetry->header.used_size;
- if (used_size > (AMD_SRIOV_RAS_TELEMETRY_SIZE_KB << 10))
+ if (used_size > (AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10))
return 0;
tmp = kmemdup(&host_telemetry->body.error_count, used_size, GFP_KERNEL);
@@ -1380,7 +1672,7 @@ amdgpu_virt_write_cpers_to_ring(struct amdgpu_device *adev,
checksum = host_telemetry->header.checksum;
used_size = host_telemetry->header.used_size;
- if (used_size > (AMD_SRIOV_RAS_TELEMETRY_SIZE_KB << 10))
+ if (used_size > (AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10))
return -EINVAL;
cper_dump = kmemdup(&host_telemetry->body.cper_dump, used_size, GFP_KERNEL);
@@ -1501,3 +1793,55 @@ void amdgpu_virt_request_bad_pages(struct amdgpu_device *adev)
if (virt->ops && virt->ops->req_bad_pages)
virt->ops->req_bad_pages(adev);
}
+
+static int amdgpu_virt_cache_chk_criti_hit(struct amdgpu_device *adev,
+ struct amdsriov_ras_telemetry *host_telemetry,
+ bool *hit)
+{
+ struct amd_sriov_ras_chk_criti *tmp = NULL;
+ uint32_t checksum, used_size;
+
+ checksum = host_telemetry->header.checksum;
+ used_size = host_telemetry->header.used_size;
+
+ if (used_size > (AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10))
+ return 0;
+
+ tmp = kmemdup(&host_telemetry->body.chk_criti, used_size, GFP_KERNEL);
+ if (!tmp)
+ return -ENOMEM;
+
+ if (checksum != amd_sriov_msg_checksum(tmp, used_size, 0, 0))
+ goto out;
+
+ if (hit)
+ *hit = tmp->hit ? true : false;
+
+out:
+ kfree(tmp);
+
+ return 0;
+}
+
+int amdgpu_virt_check_vf_critical_region(struct amdgpu_device *adev, u64 addr, bool *hit)
+{
+ struct amdgpu_virt *virt = &adev->virt;
+ int r = -EPERM;
+
+ if (!virt->ops || !virt->ops->req_ras_chk_criti)
+ return -EOPNOTSUPP;
+
+ /* Host allows 15 ras telemetry requests per 60 seconds. Afterwhich, the Host
+ * will ignore incoming guest messages. Ratelimit the guest messages to
+ * prevent guest self DOS.
+ */
+ if (__ratelimit(&virt->ras.ras_chk_criti_rs)) {
+ mutex_lock(&virt->ras.ras_telemetry_mutex);
+ if (!virt->ops->req_ras_chk_criti(adev, addr))
+ r = amdgpu_virt_cache_chk_criti_hit(
+ adev, virt->fw_reserve.ras_telemetry, hit);
+ mutex_unlock(&virt->ras.ras_telemetry_mutex);
+ }
+
+ return r;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index 3da3ebb1d9a1..01d5bca2dee1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -54,6 +54,12 @@
#define AMDGPU_VF2PF_UPDATE_MAX_RETRY_LIMIT 2
+/* Signature used to validate the SR-IOV dynamic critical region init data header ("INDA") */
+#define AMDGPU_SRIOV_CRIT_DATA_SIGNATURE "INDA"
+#define AMDGPU_SRIOV_CRIT_DATA_SIG_LEN 4
+
+#define IS_SRIOV_CRIT_REGN_ENTRY_VALID(hdr, id) ((hdr)->valid_tables & (1 << (id)))
+
enum amdgpu_sriov_vf_mode {
SRIOV_VF_MODE_BARE_METAL = 0,
SRIOV_VF_MODE_ONE_VF,
@@ -98,6 +104,7 @@ struct amdgpu_virt_ops {
int (*req_ras_err_count)(struct amdgpu_device *adev);
int (*req_ras_cper_dump)(struct amdgpu_device *adev, u64 vf_rptr);
int (*req_bad_pages)(struct amdgpu_device *adev);
+ int (*req_ras_chk_criti)(struct amdgpu_device *adev, u64 addr);
};
/*
@@ -143,6 +150,7 @@ enum AMDGIM_FEATURE_FLAG {
AMDGIM_FEATURE_RAS_CAPS = (1 << 9),
AMDGIM_FEATURE_RAS_TELEMETRY = (1 << 10),
AMDGIM_FEATURE_RAS_CPER = (1 << 11),
+ AMDGIM_FEATURE_XGMI_TA_EXT_PEER_LINK = (1 << 12),
};
enum AMDGIM_REG_ACCESS_FLAG {
@@ -252,10 +260,20 @@ struct amdgpu_virt_ras_err_handler_data {
struct amdgpu_virt_ras {
struct ratelimit_state ras_error_cnt_rs;
struct ratelimit_state ras_cper_dump_rs;
+ struct ratelimit_state ras_chk_criti_rs;
struct mutex ras_telemetry_mutex;
uint64_t cper_rptr;
};
+#define AMDGPU_VIRT_CAPS_LIST(X) X(AMDGPU_VIRT_CAP_POWER_LIMIT)
+
+DECLARE_ATTR_CAP_CLASS(amdgpu_virt, AMDGPU_VIRT_CAPS_LIST);
+
+struct amdgpu_virt_region {
+ uint32_t offset;
+ uint32_t size_kb;
+};
+
/* GPU virtualization */
struct amdgpu_virt {
uint32_t caps;
@@ -267,12 +285,14 @@ struct amdgpu_virt {
struct amdgpu_irq_src rcv_irq;
struct work_struct flr_work;
- struct work_struct bad_pages_work;
+ struct work_struct req_bad_pages_work;
+ struct work_struct handle_bad_pages_work;
struct amdgpu_mm_table mm_table;
const struct amdgpu_virt_ops *ops;
struct amdgpu_vf_error_buffer vf_errors;
struct amdgpu_virt_fw_reserve fw_reserve;
+ struct amdgpu_virt_caps virt_caps;
uint32_t gim_feature;
uint32_t reg_access_mode;
int req_init_data_ver;
@@ -281,6 +301,12 @@ struct amdgpu_virt {
bool ras_init_done;
uint32_t reg_access;
+ /* dynamic(v2) critical regions */
+ struct amdgpu_virt_region init_data_header;
+ struct amdgpu_virt_region crit_regn;
+ struct amdgpu_virt_region crit_regn_tbl[AMD_SRIOV_MSG_MAX_TABLE_ID];
+ bool is_dynamic_crit_regn_enabled;
+
/* vf2pf message */
struct delayed_work vf2pf_work;
uint32_t vf2pf_update_interval_ms;
@@ -299,6 +325,8 @@ struct amdgpu_virt {
/* Spinlock to protect access to the RLCG register interface */
spinlock_t rlcg_reg_lock;
+ struct mutex access_req_mutex;
+
union amd_sriov_ras_caps ras_en_caps;
union amd_sriov_ras_caps ras_telemetry_en_caps;
struct amdgpu_virt_ras ras;
@@ -370,6 +398,9 @@ struct amdgpu_video_codec_info;
#define amdgpu_sriov_ras_cper_en(adev) \
((adev)->virt.gim_feature & AMDGIM_FEATURE_RAS_CPER)
+#define amdgpu_sriov_xgmi_ta_ext_peer_link_en(adev) \
+((adev)->virt.gim_feature & AMDGIM_FEATURE_XGMI_TA_EXT_PEER_LINK)
+
static inline bool is_virtual_machine(void)
{
#if defined(CONFIG_X86)
@@ -416,6 +447,10 @@ void amdgpu_virt_exchange_data(struct amdgpu_device *adev);
void amdgpu_virt_fini_data_exchange(struct amdgpu_device *adev);
void amdgpu_virt_init(struct amdgpu_device *adev);
+int amdgpu_virt_init_critical_region(struct amdgpu_device *adev);
+int amdgpu_virt_get_dynamic_data_info(struct amdgpu_device *adev,
+ int data_id, uint8_t *binary, u32 *size);
+
bool amdgpu_virt_can_access_debugfs(struct amdgpu_device *adev);
int amdgpu_virt_enable_access_debugfs(struct amdgpu_device *adev);
void amdgpu_virt_disable_access_debugfs(struct amdgpu_device *adev);
@@ -447,4 +482,5 @@ int amdgpu_virt_ras_telemetry_post_reset(struct amdgpu_device *adev);
bool amdgpu_virt_ras_telemetry_block_en(struct amdgpu_device *adev,
enum amdgpu_ras_block block);
void amdgpu_virt_request_bad_pages(struct amdgpu_device *adev);
+int amdgpu_virt_check_vf_critical_region(struct amdgpu_device *adev, u64 addr, bool *hit);
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
index 155bb9891a17..79bad9cbe2ab 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
@@ -14,7 +14,6 @@
#include "dce_v8_0.h"
#endif
#include "dce_v10_0.h"
-#include "dce_v11_0.h"
#include "ivsrcid/ivsrcid_vislands30.h"
#include "amdgpu_vkms.h"
#include "amdgpu_display.h"
@@ -581,13 +580,6 @@ static int amdgpu_vkms_hw_init(struct amdgpu_ip_block *ip_block)
case CHIP_TONGA:
dce_v10_0_disable_dce(adev);
break;
- case CHIP_CARRIZO:
- case CHIP_STONEY:
- case CHIP_POLARIS10:
- case CHIP_POLARIS11:
- case CHIP_VEGAM:
- dce_v11_0_disable_dce(adev);
- break;
case CHIP_TOPAZ:
#ifdef CONFIG_DRM_AMDGPU_SI
case CHIP_HAINAN:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index c39bb06ebda1..a67285118c37 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -128,43 +128,14 @@ struct amdgpu_vm_tlb_seq_struct {
};
/**
- * amdgpu_vm_set_pasid - manage pasid and vm ptr mapping
- *
- * @adev: amdgpu_device pointer
- * @vm: amdgpu_vm pointer
- * @pasid: the pasid the VM is using on this GPU
- *
- * Set the pasid this VM is using on this GPU, can also be used to remove the
- * pasid by passing in zero.
+ * amdgpu_vm_assert_locked - check if VM is correctly locked
+ * @vm: the VM which schould be tested
*
+ * Asserts that the VM root PD is locked.
*/
-int amdgpu_vm_set_pasid(struct amdgpu_device *adev, struct amdgpu_vm *vm,
- u32 pasid)
+static void amdgpu_vm_assert_locked(struct amdgpu_vm *vm)
{
- int r;
-
- if (vm->pasid == pasid)
- return 0;
-
- if (vm->pasid) {
- r = xa_err(xa_erase_irq(&adev->vm_manager.pasids, vm->pasid));
- if (r < 0)
- return r;
-
- vm->pasid = 0;
- }
-
- if (pasid) {
- r = xa_err(xa_store_irq(&adev->vm_manager.pasids, pasid, vm,
- GFP_KERNEL));
- if (r < 0)
- return r;
-
- vm->pasid = pasid;
- }
-
-
- return 0;
+ dma_resv_assert_held(vm->root.bo->tbo.base.resv);
}
/**
@@ -181,6 +152,7 @@ static void amdgpu_vm_bo_evicted(struct amdgpu_vm_bo_base *vm_bo)
struct amdgpu_bo *bo = vm_bo->bo;
vm_bo->moved = true;
+ amdgpu_vm_assert_locked(vm);
spin_lock(&vm_bo->vm->status_lock);
if (bo->tbo.type == ttm_bo_type_kernel)
list_move(&vm_bo->vm_status, &vm->evicted);
@@ -198,6 +170,7 @@ static void amdgpu_vm_bo_evicted(struct amdgpu_vm_bo_base *vm_bo)
*/
static void amdgpu_vm_bo_moved(struct amdgpu_vm_bo_base *vm_bo)
{
+ amdgpu_vm_assert_locked(vm_bo->vm);
spin_lock(&vm_bo->vm->status_lock);
list_move(&vm_bo->vm_status, &vm_bo->vm->moved);
spin_unlock(&vm_bo->vm->status_lock);
@@ -213,6 +186,7 @@ static void amdgpu_vm_bo_moved(struct amdgpu_vm_bo_base *vm_bo)
*/
static void amdgpu_vm_bo_idle(struct amdgpu_vm_bo_base *vm_bo)
{
+ amdgpu_vm_assert_locked(vm_bo->vm);
spin_lock(&vm_bo->vm->status_lock);
list_move(&vm_bo->vm_status, &vm_bo->vm->idle);
spin_unlock(&vm_bo->vm->status_lock);
@@ -260,6 +234,7 @@ static void amdgpu_vm_bo_evicted_user(struct amdgpu_vm_bo_base *vm_bo)
*/
static void amdgpu_vm_bo_relocated(struct amdgpu_vm_bo_base *vm_bo)
{
+ amdgpu_vm_assert_locked(vm_bo->vm);
if (vm_bo->bo->parent) {
spin_lock(&vm_bo->vm->status_lock);
list_move(&vm_bo->vm_status, &vm_bo->vm->relocated);
@@ -279,6 +254,7 @@ static void amdgpu_vm_bo_relocated(struct amdgpu_vm_bo_base *vm_bo)
*/
static void amdgpu_vm_bo_done(struct amdgpu_vm_bo_base *vm_bo)
{
+ amdgpu_vm_assert_locked(vm_bo->vm);
spin_lock(&vm_bo->vm->status_lock);
list_move(&vm_bo->vm_status, &vm_bo->vm->done);
spin_unlock(&vm_bo->vm->status_lock);
@@ -295,10 +271,13 @@ static void amdgpu_vm_bo_reset_state_machine(struct amdgpu_vm *vm)
{
struct amdgpu_vm_bo_base *vm_bo, *tmp;
+ amdgpu_vm_assert_locked(vm);
+
spin_lock(&vm->status_lock);
list_splice_init(&vm->done, &vm->invalidated);
list_for_each_entry(vm_bo, &vm->invalidated, vm_status)
vm_bo->moved = true;
+
list_for_each_entry_safe(vm_bo, tmp, &vm->idle, vm_status) {
struct amdgpu_bo *bo = vm_bo->bo;
@@ -327,6 +306,7 @@ static void amdgpu_vm_update_shared(struct amdgpu_vm_bo_base *base)
uint32_t bo_memtype = amdgpu_bo_mem_stats_placement(bo);
bool shared;
+ dma_resv_assert_held(bo->tbo.base.resv);
spin_lock(&vm->status_lock);
shared = drm_gem_object_is_shared_for_memory_stats(&bo->tbo.base);
if (base->shared != shared) {
@@ -485,6 +465,46 @@ int amdgpu_vm_lock_pd(struct amdgpu_vm *vm, struct drm_exec *exec,
}
/**
+ * amdgpu_vm_lock_done_list - lock all BOs on the done list
+ * @vm: vm providing the BOs
+ * @exec: drm execution context
+ * @num_fences: number of extra fences to reserve
+ *
+ * Lock the BOs on the done list in the DRM execution context.
+ */
+int amdgpu_vm_lock_done_list(struct amdgpu_vm *vm, struct drm_exec *exec,
+ unsigned int num_fences)
+{
+ struct list_head *prev = &vm->done;
+ struct amdgpu_bo_va *bo_va;
+ struct amdgpu_bo *bo;
+ int ret;
+
+ /* We can only trust prev->next while holding the lock */
+ spin_lock(&vm->status_lock);
+ while (!list_is_head(prev->next, &vm->done)) {
+ bo_va = list_entry(prev->next, typeof(*bo_va), base.vm_status);
+
+ bo = bo_va->base.bo;
+ if (bo) {
+ amdgpu_bo_ref(bo);
+ spin_unlock(&vm->status_lock);
+
+ ret = drm_exec_prepare_obj(exec, &bo->tbo.base, 1);
+ amdgpu_bo_unref(&bo);
+ if (unlikely(ret))
+ return ret;
+
+ spin_lock(&vm->status_lock);
+ }
+ prev = prev->next;
+ }
+ spin_unlock(&vm->status_lock);
+
+ return 0;
+}
+
+/**
* amdgpu_vm_move_to_lru_tail - move all BOs to the end of LRU
*
* @adev: amdgpu device pointer
@@ -616,18 +636,7 @@ int amdgpu_vm_validate(struct amdgpu_device *adev, struct amdgpu_vm *vm,
spin_unlock(&vm->status_lock);
bo = bo_base->bo;
-
- if (dma_resv_locking_ctx(bo->tbo.base.resv) != ticket) {
- struct amdgpu_task_info *ti = amdgpu_vm_get_task_info_vm(vm);
-
- pr_warn_ratelimited("Evicted user BO is not reserved\n");
- if (ti) {
- pr_warn_ratelimited("pid %d\n", ti->task.pid);
- amdgpu_vm_put_task_info(ti);
- }
-
- return -EINVAL;
- }
+ dma_resv_assert_held(bo->tbo.base.resv);
r = validate(param, bo);
if (r)
@@ -660,6 +669,8 @@ bool amdgpu_vm_ready(struct amdgpu_vm *vm)
{
bool ret;
+ amdgpu_vm_assert_locked(vm);
+
amdgpu_vm_eviction_lock(vm);
ret = !vm->evicting;
amdgpu_vm_eviction_unlock(vm);
@@ -772,7 +783,6 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job,
bool cleaner_shader_needed = false;
bool pasid_mapping_needed = false;
struct dma_fence *fence = NULL;
- struct amdgpu_fence *af;
unsigned int patch;
int r;
@@ -835,12 +845,12 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job,
}
if (vm_flush_needed || pasid_mapping_needed || cleaner_shader_needed) {
- r = amdgpu_fence_emit(ring, &fence, NULL, 0);
+ r = amdgpu_fence_emit(ring, job->hw_vm_fence, 0);
if (r)
return r;
- /* this is part of the job's context */
- af = container_of(fence, struct amdgpu_fence, base);
- af->context = job->base.s_fence ? job->base.s_fence->finished.context : 0;
+ fence = &job->hw_vm_fence->base;
+ /* get a ref for the job */
+ dma_fence_get(fence);
}
if (vm_flush_needed) {
@@ -962,6 +972,8 @@ int amdgpu_vm_update_pdes(struct amdgpu_device *adev,
LIST_HEAD(relocated);
int r, idx;
+ amdgpu_vm_assert_locked(vm);
+
spin_lock(&vm->status_lock);
list_splice_init(&vm->relocated, &relocated);
spin_unlock(&vm->status_lock);
@@ -977,7 +989,8 @@ int amdgpu_vm_update_pdes(struct amdgpu_device *adev,
params.vm = vm;
params.immediate = immediate;
- r = vm->update_funcs->prepare(&params, NULL);
+ r = vm->update_funcs->prepare(&params, NULL,
+ AMDGPU_KERNEL_JOB_ID_VM_UPDATE_PDES);
if (r)
goto error;
@@ -1056,7 +1069,7 @@ amdgpu_vm_tlb_flush(struct amdgpu_vm_update_params *params,
}
/* Prepare a TLB flush fence to be attached to PTs */
- if (!params->unlocked && vm->is_compute_context) {
+ if (!params->unlocked) {
amdgpu_vm_tlb_fence_create(params->adev, vm, fence);
/* Makes sure no PD/PT is freed before the flush */
@@ -1146,7 +1159,8 @@ int amdgpu_vm_update_range(struct amdgpu_device *adev, struct amdgpu_vm *vm,
dma_fence_put(tmp);
}
- r = vm->update_funcs->prepare(&params, sync);
+ r = vm->update_funcs->prepare(&params, sync,
+ AMDGPU_KERNEL_JOB_ID_VM_UPDATE_RANGE);
if (r)
goto error_free;
@@ -1339,13 +1353,14 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va,
/* normally,bo_va->flags only contians READABLE and WIRTEABLE bit go here
* but in case of something, we filter the flags in first place
*/
- if (!(mapping->flags & AMDGPU_PTE_READABLE))
+ if (!(mapping->flags & AMDGPU_VM_PAGE_READABLE))
update_flags &= ~AMDGPU_PTE_READABLE;
- if (!(mapping->flags & AMDGPU_PTE_WRITEABLE))
+ if (!(mapping->flags & AMDGPU_VM_PAGE_WRITEABLE))
update_flags &= ~AMDGPU_PTE_WRITEABLE;
/* Apply ASIC specific mapping flags */
- amdgpu_gmc_get_vm_pte(adev, mapping, &update_flags);
+ amdgpu_gmc_get_vm_pte(adev, vm, bo, mapping->flags,
+ &update_flags);
trace_amdgpu_vm_bo_update(mapping);
@@ -1486,7 +1501,7 @@ static void amdgpu_vm_free_mapping(struct amdgpu_device *adev,
struct amdgpu_bo_va_mapping *mapping,
struct dma_fence *fence)
{
- if (mapping->flags & AMDGPU_PTE_PRT_FLAG(adev))
+ if (mapping->flags & AMDGPU_VM_PAGE_PRT)
amdgpu_vm_add_prt_cb(adev, fence);
kfree(mapping);
}
@@ -1765,7 +1780,7 @@ static void amdgpu_vm_bo_insert_map(struct amdgpu_device *adev,
list_add(&mapping->list, &bo_va->invalids);
amdgpu_vm_it_insert(mapping, &vm->va);
- if (mapping->flags & AMDGPU_PTE_PRT_FLAG(adev))
+ if (mapping->flags & AMDGPU_VM_PAGE_PRT)
amdgpu_vm_prt_get(adev);
if (amdgpu_vm_is_bo_always_valid(vm, bo) && !bo_va->base.moved)
@@ -1825,7 +1840,7 @@ static int amdgpu_vm_verify_parameters(struct amdgpu_device *adev,
int amdgpu_vm_bo_map(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t saddr, uint64_t offset,
- uint64_t size, uint64_t flags)
+ uint64_t size, uint32_t flags)
{
struct amdgpu_bo_va_mapping *mapping, *tmp;
struct amdgpu_bo *bo = bo_va->base.bo;
@@ -1884,7 +1899,7 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev,
int amdgpu_vm_bo_replace_map(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t saddr, uint64_t offset,
- uint64_t size, uint64_t flags)
+ uint64_t size, uint32_t flags)
{
struct amdgpu_bo_va_mapping *mapping;
struct amdgpu_bo *bo = bo_va->base.bo;
@@ -1940,6 +1955,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
struct amdgpu_bo_va_mapping *mapping;
struct amdgpu_vm *vm = bo_va->base.vm;
bool valid = true;
+ int r;
saddr /= AMDGPU_GPU_PAGE_SIZE;
@@ -1960,6 +1976,17 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
return -ENOENT;
}
+ /* It's unlikely to happen that the mapping userq hasn't been idled
+ * during user requests GEM unmap IOCTL except for forcing the unmap
+ * from user space.
+ */
+ if (unlikely(atomic_read(&bo_va->userq_va_mapped) > 0)) {
+ r = amdgpu_userq_gem_va_unmap_validate(adev, mapping, saddr);
+ if (unlikely(r == -EBUSY))
+ dev_warn_once(adev->dev,
+ "Attempt to unmap an active userq buffer\n");
+ }
+
list_del(&mapping->list);
amdgpu_vm_it_remove(mapping, &vm->va);
mapping->bo_va = NULL;
@@ -2066,7 +2093,7 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev,
struct amdgpu_bo *bo = before->bo_va->base.bo;
amdgpu_vm_it_insert(before, &vm->va);
- if (before->flags & AMDGPU_PTE_PRT_FLAG(adev))
+ if (before->flags & AMDGPU_VM_PAGE_PRT)
amdgpu_vm_prt_get(adev);
if (amdgpu_vm_is_bo_always_valid(vm, bo) &&
@@ -2081,7 +2108,7 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev,
struct amdgpu_bo *bo = after->bo_va->base.bo;
amdgpu_vm_it_insert(after, &vm->va);
- if (after->flags & AMDGPU_PTE_PRT_FLAG(adev))
+ if (after->flags & AMDGPU_VM_PAGE_PRT)
amdgpu_vm_prt_get(adev);
if (amdgpu_vm_is_bo_always_valid(vm, bo) &&
@@ -2537,6 +2564,7 @@ void amdgpu_vm_set_task_info(struct amdgpu_vm *vm)
* @adev: amdgpu_device pointer
* @vm: requested vm
* @xcp_id: GPU partition selection id
+ * @pasid: the pasid the VM is using on this GPU
*
* Init @vm fields.
*
@@ -2544,7 +2572,7 @@ void amdgpu_vm_set_task_info(struct amdgpu_vm *vm)
* 0 for success, error for failure.
*/
int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
- int32_t xcp_id)
+ int32_t xcp_id, uint32_t pasid)
{
struct amdgpu_bo *root_bo;
struct amdgpu_bo_vm *root;
@@ -2620,12 +2648,26 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
if (r)
dev_dbg(adev->dev, "Failed to create task info for VM\n");
+ /* Store new PASID in XArray (if non-zero) */
+ if (pasid != 0) {
+ r = xa_err(xa_store_irq(&adev->vm_manager.pasids, pasid, vm, GFP_KERNEL));
+ if (r < 0)
+ goto error_free_root;
+
+ vm->pasid = pasid;
+ }
+
amdgpu_bo_unreserve(vm->root.bo);
amdgpu_bo_unref(&root_bo);
return 0;
error_free_root:
+ /* If PASID was partially set, erase it from XArray before failing */
+ if (vm->pasid != 0) {
+ xa_erase_irq(&adev->vm_manager.pasids, vm->pasid);
+ vm->pasid = 0;
+ }
amdgpu_vm_pt_free_root(adev, vm);
amdgpu_bo_unreserve(vm->root.bo);
amdgpu_bo_unref(&root_bo);
@@ -2731,7 +2773,11 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
root = amdgpu_bo_ref(vm->root.bo);
amdgpu_bo_reserve(root, true);
- amdgpu_vm_set_pasid(adev, vm, 0);
+ /* Remove PASID mapping before destroying VM */
+ if (vm->pasid != 0) {
+ xa_erase_irq(&adev->vm_manager.pasids, vm->pasid);
+ vm->pasid = 0;
+ }
dma_fence_wait(vm->last_unlocked, false);
dma_fence_put(vm->last_unlocked);
dma_fence_wait(vm->last_tlb_flush, false);
@@ -2741,7 +2787,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
dma_fence_put(vm->last_tlb_flush);
list_for_each_entry_safe(mapping, tmp, &vm->freed, list) {
- if (mapping->flags & AMDGPU_PTE_PRT_FLAG(adev) && prt_fini_needed) {
+ if (mapping->flags & AMDGPU_VM_PAGE_PRT && prt_fini_needed) {
amdgpu_vm_prt_fini(adev, vm);
prt_fini_needed = false;
}
@@ -2772,10 +2818,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
dma_fence_put(vm->last_update);
for (i = 0; i < AMDGPU_MAX_VMHUBS; i++) {
- if (vm->reserved_vmid[i]) {
- amdgpu_vmid_free_reserved(adev, i);
- vm->reserved_vmid[i] = false;
- }
+ amdgpu_vmid_free_reserved(adev, vm, i);
}
ttm_lru_bulk_move_fini(&adev->mman.bdev, &vm->lru_bulk_move);
@@ -2800,8 +2843,6 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
*/
void amdgpu_vm_manager_init(struct amdgpu_device *adev)
{
- unsigned i;
-
/* Concurrent flushes are only possible starting with Vega10 and
* are broken on Navi10 and Navi14.
*/
@@ -2810,11 +2851,6 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev)
adev->asic_type == CHIP_NAVI14);
amdgpu_vmid_mgr_init(adev);
- adev->vm_manager.fence_context =
- dma_fence_context_alloc(AMDGPU_MAX_RINGS);
- for (i = 0; i < AMDGPU_MAX_RINGS; ++i)
- adev->vm_manager.seqno[i] = 0;
-
spin_lock_init(&adev->vm_manager.prt_lock);
atomic_set(&adev->vm_manager.num_prt_users, 0);
@@ -2871,6 +2907,7 @@ int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
union drm_amdgpu_vm *args = data;
struct amdgpu_device *adev = drm_to_adev(dev);
struct amdgpu_fpriv *fpriv = filp->driver_priv;
+ struct amdgpu_vm *vm = &fpriv->vm;
/* No valid flags defined yet */
if (args->in.flags)
@@ -2879,17 +2916,9 @@ int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
switch (args->in.op) {
case AMDGPU_VM_OP_RESERVE_VMID:
/* We only have requirement to reserve vmid from gfxhub */
- if (!fpriv->vm.reserved_vmid[AMDGPU_GFXHUB(0)]) {
- amdgpu_vmid_alloc_reserved(adev, AMDGPU_GFXHUB(0));
- fpriv->vm.reserved_vmid[AMDGPU_GFXHUB(0)] = true;
- }
-
- break;
+ return amdgpu_vmid_alloc_reserved(adev, vm, AMDGPU_GFXHUB(0));
case AMDGPU_VM_OP_UNRESERVE_VMID:
- if (fpriv->vm.reserved_vmid[AMDGPU_GFXHUB(0)]) {
- amdgpu_vmid_free_reserved(adev, AMDGPU_GFXHUB(0));
- fpriv->vm.reserved_vmid[AMDGPU_GFXHUB(0)] = false;
- }
+ amdgpu_vmid_free_reserved(adev, vm, AMDGPU_GFXHUB(0));
break;
default:
return -EINVAL;
@@ -3027,6 +3056,8 @@ void amdgpu_debugfs_vm_bo_info(struct amdgpu_vm *vm, struct seq_file *m)
unsigned int total_done_objs = 0;
unsigned int id = 0;
+ amdgpu_vm_assert_locked(vm);
+
spin_lock(&vm->status_lock);
seq_puts(m, "\tIdle BOs:\n");
list_for_each_entry_safe(bo_va, tmp, &vm->idle, base.vm_status) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index fd086efd8457..15d757c016cb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -308,7 +308,7 @@ struct amdgpu_vm_update_params {
struct amdgpu_vm_update_funcs {
int (*map_table)(struct amdgpu_bo_vm *bo);
int (*prepare)(struct amdgpu_vm_update_params *p,
- struct amdgpu_sync *sync);
+ struct amdgpu_sync *sync, u64 k_job_id);
int (*update)(struct amdgpu_vm_update_params *p,
struct amdgpu_bo_vm *bo, uint64_t pe, uint64_t addr,
unsigned count, uint32_t incr, uint64_t flags);
@@ -349,12 +349,16 @@ struct amdgpu_vm {
/* Memory statistics for this vm, protected by status_lock */
struct amdgpu_mem_stats stats[__AMDGPU_PL_NUM];
+ /*
+ * The following lists contain amdgpu_vm_bo_base objects for either
+ * PDs, PTs or per VM BOs. The state transits are:
+ *
+ * evicted -> relocated (PDs, PTs) or moved (per VM BOs) -> idle
+ */
+
/* Per-VM and PT BOs who needs a validation */
struct list_head evicted;
- /* BOs for user mode queues that need a validation */
- struct list_head evicted_user;
-
/* PT BOs which relocated and their parent need an update */
struct list_head relocated;
@@ -364,15 +368,29 @@ struct amdgpu_vm {
/* All BOs of this VM not currently in the state machine */
struct list_head idle;
+ /*
+ * The following lists contain amdgpu_vm_bo_base objects for BOs which
+ * have their own dma_resv object and not depend on the root PD. Their
+ * state transits are:
+ *
+ * evicted_user or invalidated -> done
+ */
+
+ /* BOs for user mode queues that need a validation */
+ struct list_head evicted_user;
+
/* regular invalidated BOs, but not yet updated in the PT */
struct list_head invalidated;
- /* BO mappings freed, but not yet updated in the PT */
- struct list_head freed;
-
/* BOs which are invalidated, has been updated in the PTs */
struct list_head done;
+ /*
+ * This list contains amdgpu_bo_va_mapping objects which have been freed
+ * but not updated in the PTs
+ */
+ struct list_head freed;
+
/* contains the page directory */
struct amdgpu_vm_bo_base root;
struct dma_fence *last_update;
@@ -394,7 +412,7 @@ struct amdgpu_vm {
struct dma_fence *last_unlocked;
unsigned int pasid;
- bool reserved_vmid[AMDGPU_MAX_VMHUBS];
+ struct amdgpu_vmid *reserved_vmid[AMDGPU_MAX_VMHUBS];
/* Flag to indicate if VM tables are updated by CPU or GPU (SDMA) */
bool use_cpu_for_update;
@@ -435,10 +453,6 @@ struct amdgpu_vm_manager {
unsigned int first_kfd_vmid;
bool concurrent_flush;
- /* Handling of VM fences */
- u64 fence_context;
- unsigned seqno[AMDGPU_MAX_RINGS];
-
uint64_t max_pfn;
uint32_t num_level;
uint32_t block_size;
@@ -482,15 +496,14 @@ extern const struct amdgpu_vm_update_funcs amdgpu_vm_sdma_funcs;
void amdgpu_vm_manager_init(struct amdgpu_device *adev);
void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
-int amdgpu_vm_set_pasid(struct amdgpu_device *adev, struct amdgpu_vm *vm,
- u32 pasid);
-
long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout);
-int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, int32_t xcp_id);
+int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, int32_t xcp_id, uint32_t pasid);
int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm);
void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
int amdgpu_vm_lock_pd(struct amdgpu_vm *vm, struct drm_exec *exec,
unsigned int num_fences);
+int amdgpu_vm_lock_done_list(struct amdgpu_vm *vm, struct drm_exec *exec,
+ unsigned int num_fences);
bool amdgpu_vm_ready(struct amdgpu_vm *vm);
uint64_t amdgpu_vm_generation(struct amdgpu_device *adev, struct amdgpu_vm *vm);
int amdgpu_vm_validate(struct amdgpu_device *adev, struct amdgpu_vm *vm,
@@ -538,11 +551,11 @@ struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
int amdgpu_vm_bo_map(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t addr, uint64_t offset,
- uint64_t size, uint64_t flags);
+ uint64_t size, uint32_t flags);
int amdgpu_vm_bo_replace_map(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t addr, uint64_t offset,
- uint64_t size, uint64_t flags);
+ uint64_t size, uint32_t flags);
int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t addr);
@@ -670,4 +683,9 @@ void amdgpu_vm_tlb_fence_create(struct amdgpu_device *adev,
void amdgpu_vm_print_task_info(struct amdgpu_device *adev,
struct amdgpu_task_info *task_info);
+#define amdgpu_vm_bo_va_for_each_valid_mapping(bo_va, mapping) \
+ list_for_each_entry(mapping, &(bo_va)->valids, list)
+#define amdgpu_vm_bo_va_for_each_invalid_mapping(bo_va, mapping) \
+ list_for_each_entry(mapping, &(bo_va)->invalids, list)
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
index 0c1ef5850a5e..22e2e5b47341 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
@@ -40,12 +40,14 @@ static int amdgpu_vm_cpu_map_table(struct amdgpu_bo_vm *table)
*
* @p: see amdgpu_vm_update_params definition
* @sync: sync obj with fences to wait on
+ * @k_job_id: the id for tracing/debug purposes
*
* Returns:
* Negativ errno, 0 for success.
*/
static int amdgpu_vm_cpu_prepare(struct amdgpu_vm_update_params *p,
- struct amdgpu_sync *sync)
+ struct amdgpu_sync *sync,
+ u64 k_job_id)
{
if (!sync)
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
index 30022123b0bf..f794fb1cc06e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
@@ -26,6 +26,7 @@
#include "amdgpu.h"
#include "amdgpu_trace.h"
#include "amdgpu_vm.h"
+#include "amdgpu_job.h"
/*
* amdgpu_vm_pt_cursor - state for for_each_amdgpu_vm_pt
@@ -395,7 +396,8 @@ int amdgpu_vm_pt_clear(struct amdgpu_device *adev, struct amdgpu_vm *vm,
params.vm = vm;
params.immediate = immediate;
- r = vm->update_funcs->prepare(&params, NULL);
+ r = vm->update_funcs->prepare(&params, NULL,
+ AMDGPU_KERNEL_JOB_ID_VM_PT_CLEAR);
if (r)
goto exit;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
index 46d9fb433ab2..36805dcfa159 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
@@ -40,7 +40,7 @@ static int amdgpu_vm_sdma_map_table(struct amdgpu_bo_vm *table)
/* Allocate a new job for @count PTE updates */
static int amdgpu_vm_sdma_alloc_job(struct amdgpu_vm_update_params *p,
- unsigned int count)
+ unsigned int count, u64 k_job_id)
{
enum amdgpu_ib_pool_type pool = p->immediate ? AMDGPU_IB_POOL_IMMEDIATE
: AMDGPU_IB_POOL_DELAYED;
@@ -56,7 +56,7 @@ static int amdgpu_vm_sdma_alloc_job(struct amdgpu_vm_update_params *p,
ndw = min(ndw, AMDGPU_VM_SDMA_MAX_NUM_DW);
r = amdgpu_job_alloc_with_ib(p->adev, entity, AMDGPU_FENCE_OWNER_VM,
- ndw * 4, pool, &p->job);
+ ndw * 4, pool, &p->job, k_job_id);
if (r)
return r;
@@ -69,16 +69,17 @@ static int amdgpu_vm_sdma_alloc_job(struct amdgpu_vm_update_params *p,
*
* @p: see amdgpu_vm_update_params definition
* @sync: amdgpu_sync object with fences to wait for
+ * @k_job_id: identifier of the job, for tracing purpose
*
* Returns:
* Negativ errno, 0 for success.
*/
static int amdgpu_vm_sdma_prepare(struct amdgpu_vm_update_params *p,
- struct amdgpu_sync *sync)
+ struct amdgpu_sync *sync, u64 k_job_id)
{
int r;
- r = amdgpu_vm_sdma_alloc_job(p, 0);
+ r = amdgpu_vm_sdma_alloc_job(p, 0, k_job_id);
if (r)
return r;
@@ -249,7 +250,8 @@ static int amdgpu_vm_sdma_update(struct amdgpu_vm_update_params *p,
if (r)
return r;
- r = amdgpu_vm_sdma_alloc_job(p, count);
+ r = amdgpu_vm_sdma_alloc_job(p, count,
+ AMDGPU_KERNEL_JOB_ID_VM_UPDATE);
if (r)
return r;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
index 121ee17b522b..aa78c2ee9e21 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c
@@ -322,6 +322,26 @@ static int vpe_early_init(struct amdgpu_ip_block *ip_block)
return 0;
}
+static bool vpe_need_dpm0_at_power_down(struct amdgpu_device *adev)
+{
+ switch (amdgpu_ip_version(adev, VPE_HWIP, 0)) {
+ case IP_VERSION(6, 1, 1):
+ return adev->pm.fw_version < 0x0a640500;
+ default:
+ return false;
+ }
+}
+
+static int vpe_get_dpm_level(struct amdgpu_device *adev)
+{
+ struct amdgpu_vpe *vpe = &adev->vpe;
+
+ if (!adev->pm.dpm_enabled)
+ return 0;
+
+ return RREG32(vpe_get_reg_offset(vpe, 0, vpe->regs.dpm_request_lv));
+}
+
static void vpe_idle_work_handler(struct work_struct *work)
{
struct amdgpu_device *adev =
@@ -329,11 +349,17 @@ static void vpe_idle_work_handler(struct work_struct *work)
unsigned int fences = 0;
fences += amdgpu_fence_count_emitted(&adev->vpe.ring);
+ if (fences)
+ goto reschedule;
+
+ if (vpe_need_dpm0_at_power_down(adev) && vpe_get_dpm_level(adev) != 0)
+ goto reschedule;
+
+ amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE, AMD_PG_STATE_GATE);
+ return;
- if (fences == 0)
- amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE, AMD_PG_STATE_GATE);
- else
- schedule_delayed_work(&adev->vpe.idle_work, VPE_IDLE_TIMEOUT);
+reschedule:
+ schedule_delayed_work(&adev->vpe.idle_work, VPE_IDLE_TIMEOUT);
}
static int vpe_common_init(struct amdgpu_vpe *vpe)
@@ -379,9 +405,10 @@ static int vpe_sw_init(struct amdgpu_ip_block *ip_block)
if (ret)
goto out;
- /* TODO: Add queue reset mask when FW fully supports it */
adev->vpe.supported_reset =
amdgpu_get_soft_full_reset_mask(&adev->vpe.ring);
+ if (!amdgpu_sriov_vf(adev))
+ adev->vpe.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
ret = amdgpu_vpe_sysfs_reset_mask_init(adev);
if (ret)
goto out;
@@ -435,6 +462,8 @@ static int vpe_hw_fini(struct amdgpu_ip_block *ip_block)
struct amdgpu_device *adev = ip_block->adev;
struct amdgpu_vpe *vpe = &adev->vpe;
+ cancel_delayed_work_sync(&adev->vpe.idle_work);
+
vpe_ring_stop(vpe);
/* Power off VPE */
@@ -445,10 +474,6 @@ static int vpe_hw_fini(struct amdgpu_ip_block *ip_block)
static int vpe_suspend(struct amdgpu_ip_block *ip_block)
{
- struct amdgpu_device *adev = ip_block->adev;
-
- cancel_delayed_work_sync(&adev->vpe.idle_work);
-
return vpe_hw_fini(ip_block);
}
@@ -874,6 +899,27 @@ static void vpe_ring_end_use(struct amdgpu_ring *ring)
schedule_delayed_work(&adev->vpe.idle_work, VPE_IDLE_TIMEOUT);
}
+static int vpe_ring_reset(struct amdgpu_ring *ring,
+ unsigned int vmid,
+ struct amdgpu_fence *timedout_fence)
+{
+ struct amdgpu_device *adev = ring->adev;
+ int r;
+
+ amdgpu_ring_reset_helper_begin(ring, timedout_fence);
+
+ r = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE,
+ AMD_PG_STATE_GATE);
+ if (r)
+ return r;
+ r = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE,
+ AMD_PG_STATE_UNGATE);
+ if (r)
+ return r;
+
+ return amdgpu_ring_reset_helper_end(ring, timedout_fence);
+}
+
static ssize_t amdgpu_get_vpe_reset_mask(struct device *dev,
struct device_attribute *attr,
char *buf)
@@ -942,6 +988,7 @@ static const struct amdgpu_ring_funcs vpe_ring_funcs = {
.preempt_ib = vpe_ring_preempt_ib,
.begin_use = vpe_ring_begin_use,
.end_use = vpe_ring_end_use,
+ .reset = vpe_ring_reset,
};
static void vpe_set_ring_funcs(struct amdgpu_device *adev)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 78f9e86ccc09..9d934c07fa6b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -234,6 +234,9 @@ static umode_t amdgpu_vram_attrs_is_visible(struct kobject *kobj,
!adev->gmc.vram_vendor)
return 0;
+ if (!ttm_resource_manager_used(&adev->mman.vram_mgr.manager))
+ return 0;
+
return attr->mode;
}
@@ -396,43 +399,33 @@ out:
return ret;
}
-static void amdgpu_dummy_vram_mgr_debug(struct ttm_resource_manager *man,
- struct drm_printer *printer)
+int amdgpu_vram_mgr_query_address_block_info(struct amdgpu_vram_mgr *mgr,
+ uint64_t address, struct amdgpu_vram_block_info *info)
{
- DRM_DEBUG_DRIVER("Dummy vram mgr debug\n");
-}
-
-static bool amdgpu_dummy_vram_mgr_compatible(struct ttm_resource_manager *man,
- struct ttm_resource *res,
- const struct ttm_place *place,
- size_t size)
-{
- DRM_DEBUG_DRIVER("Dummy vram mgr compatible\n");
- return false;
-}
+ struct amdgpu_vram_mgr_resource *vres;
+ struct drm_buddy_block *block;
+ u64 start, size;
+ int ret = -ENOENT;
-static bool amdgpu_dummy_vram_mgr_intersects(struct ttm_resource_manager *man,
- struct ttm_resource *res,
- const struct ttm_place *place,
- size_t size)
-{
- DRM_DEBUG_DRIVER("Dummy vram mgr intersects\n");
- return true;
-}
+ mutex_lock(&mgr->lock);
+ list_for_each_entry(vres, &mgr->allocated_vres_list, vres_node) {
+ list_for_each_entry(block, &vres->blocks, link) {
+ start = amdgpu_vram_mgr_block_start(block);
+ size = amdgpu_vram_mgr_block_size(block);
+ if ((start <= address) && (address < (start + size))) {
+ info->start = start;
+ info->size = size;
+ memcpy(&info->task, &vres->task, sizeof(vres->task));
+ ret = 0;
+ goto out;
+ }
+ }
+ }
-static void amdgpu_dummy_vram_mgr_del(struct ttm_resource_manager *man,
- struct ttm_resource *res)
-{
- DRM_DEBUG_DRIVER("Dummy vram mgr deleted\n");
-}
+out:
+ mutex_unlock(&mgr->lock);
-static int amdgpu_dummy_vram_mgr_new(struct ttm_resource_manager *man,
- struct ttm_buffer_object *tbo,
- const struct ttm_place *place,
- struct ttm_resource **res)
-{
- DRM_DEBUG_DRIVER("Dummy vram mgr new\n");
- return -ENOSPC;
+ return ret;
}
/**
@@ -568,6 +561,10 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
remaining_size -= size;
}
+ vres->task.pid = task_pid_nr(current);
+ get_task_comm(vres->task.comm, current);
+ list_add_tail(&vres->vres_node, &mgr->allocated_vres_list);
+
if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS && adjust_dcc_size) {
struct drm_buddy_block *dcc_block;
unsigned long dcc_start;
@@ -645,6 +642,10 @@ static void amdgpu_vram_mgr_del(struct ttm_resource_manager *man,
uint64_t vis_usage = 0;
mutex_lock(&mgr->lock);
+
+ list_del(&vres->vres_node);
+ memset(&vres->task, 0, sizeof(vres->task));
+
list_for_each_entry(block, &vres->blocks, link)
vis_usage += amdgpu_vram_mgr_vis_size(adev, block);
@@ -895,14 +896,6 @@ static void amdgpu_vram_mgr_debug(struct ttm_resource_manager *man,
mutex_unlock(&mgr->lock);
}
-static const struct ttm_resource_manager_func amdgpu_dummy_vram_mgr_func = {
- .alloc = amdgpu_dummy_vram_mgr_new,
- .free = amdgpu_dummy_vram_mgr_del,
- .intersects = amdgpu_dummy_vram_mgr_intersects,
- .compatible = amdgpu_dummy_vram_mgr_compatible,
- .debug = amdgpu_dummy_vram_mgr_debug
-};
-
static const struct ttm_resource_manager_func amdgpu_vram_mgr_func = {
.alloc = amdgpu_vram_mgr_new,
.free = amdgpu_vram_mgr_del,
@@ -933,18 +926,13 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
mutex_init(&mgr->lock);
INIT_LIST_HEAD(&mgr->reservations_pending);
INIT_LIST_HEAD(&mgr->reserved_pages);
+ INIT_LIST_HEAD(&mgr->allocated_vres_list);
mgr->default_page_size = PAGE_SIZE;
- if (!adev->gmc.is_app_apu) {
- man->func = &amdgpu_vram_mgr_func;
-
- err = drm_buddy_init(&mgr->mm, man->size, PAGE_SIZE);
- if (err)
- return err;
- } else {
- man->func = &amdgpu_dummy_vram_mgr_func;
- DRM_INFO("Setup dummy vram mgr\n");
- }
+ man->func = &amdgpu_vram_mgr_func;
+ err = drm_buddy_init(&mgr->mm, man->size, PAGE_SIZE);
+ if (err)
+ return err;
ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_VRAM, &mgr->manager);
ttm_resource_manager_set_used(man, true);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h
index 2c88d5fd87da..5f5fd9a911c2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.h
@@ -35,12 +35,26 @@ struct amdgpu_vram_mgr {
struct list_head reserved_pages;
atomic64_t vis_usage;
u64 default_page_size;
+ struct list_head allocated_vres_list;
+};
+
+struct amdgpu_vres_task {
+ pid_t pid;
+ char comm[TASK_COMM_LEN];
+};
+
+struct amdgpu_vram_block_info {
+ u64 start;
+ u64 size;
+ struct amdgpu_vres_task task;
};
struct amdgpu_vram_mgr_resource {
struct ttm_resource base;
struct list_head blocks;
unsigned long flags;
+ struct list_head vres_node;
+ struct amdgpu_vres_task task;
};
static inline u64 amdgpu_vram_mgr_block_start(struct drm_buddy_block *block)
@@ -72,4 +86,7 @@ static inline void amdgpu_vram_mgr_set_cleared(struct ttm_resource *res)
ares->flags |= DRM_BUDDY_CLEARED;
}
+int amdgpu_vram_mgr_query_address_block_info(struct amdgpu_vram_mgr *mgr,
+ uint64_t address, struct amdgpu_vram_block_info *info);
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c
index c417f8689220..1083db8cea2e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c
@@ -120,6 +120,25 @@ static void __amdgpu_xcp_add_block(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id,
xcp->valid = true;
}
+static void __amdgpu_xcp_set_unique_id(struct amdgpu_xcp_mgr *xcp_mgr,
+ int xcp_id)
+{
+ struct amdgpu_xcp *xcp = &xcp_mgr->xcp[xcp_id];
+ struct amdgpu_device *adev = xcp_mgr->adev;
+ uint32_t inst_mask;
+ uint64_t uid;
+ int i;
+
+ if (!amdgpu_xcp_get_inst_details(xcp, AMDGPU_XCP_GFX, &inst_mask) &&
+ inst_mask) {
+ i = GET_INST(GC, (ffs(inst_mask) - 1));
+ uid = amdgpu_device_get_uid(xcp_mgr->adev->uid_info,
+ AMDGPU_UID_TYPE_XCD, i);
+ if (uid)
+ xcp->unique_id = uid;
+ }
+}
+
int amdgpu_xcp_init(struct amdgpu_xcp_mgr *xcp_mgr, int num_xcps, int mode)
{
struct amdgpu_device *adev = xcp_mgr->adev;
@@ -158,6 +177,7 @@ int amdgpu_xcp_init(struct amdgpu_xcp_mgr *xcp_mgr, int num_xcps, int mode)
else
xcp_mgr->xcp[i].mem_id = mem_id;
}
+ __amdgpu_xcp_set_unique_id(xcp_mgr, i);
}
xcp_mgr->num_xcps = num_xcps;
@@ -406,6 +426,7 @@ void amdgpu_xcp_dev_unplug(struct amdgpu_device *adev)
p_ddev->primary->dev = adev->xcp_mgr->xcp[i].pdev;
p_ddev->driver = adev->xcp_mgr->xcp[i].driver;
p_ddev->vma_offset_manager = adev->xcp_mgr->xcp[i].vma_offset_manager;
+ amdgpu_xcp_drm_dev_free(p_ddev);
}
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h
index 70a0f8400b57..1928d9e224fc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h
@@ -112,6 +112,7 @@ struct amdgpu_xcp {
struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
struct amdgpu_xcp_mgr *xcp_mgr;
struct kobject kobj;
+ uint64_t unique_id;
};
struct amdgpu_xcp_mgr {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 1ede308a7c67..aad530c46a9f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -298,6 +298,9 @@ int amdgpu_xgmi_get_ext_link(struct amdgpu_device *adev, int link_num)
{
int link_map_6_4_x[8] = { 0, 3, 1, 2, 7, 6, 4, 5 };
+ if (adev->gmc.xgmi.num_physical_nodes <= 1)
+ return -EINVAL;
+
switch (amdgpu_ip_version(adev, XGMI_HWIP, 0)) {
case IP_VERSION(6, 4, 0):
case IP_VERSION(6, 4, 1):
@@ -333,6 +336,10 @@ static u32 xgmi_v6_4_get_link_status(struct amdgpu_device *adev, int global_link
}
i = global_link_num / n;
+
+ if (!(adev->aid_mask & BIT(i)))
+ return U32_MAX;
+
addr += adev->asic_funcs->encode_ext_smn_addressing(i);
return RREG32_PCIE_EXT(addr);
@@ -342,6 +349,9 @@ int amdgpu_get_xgmi_link_status(struct amdgpu_device *adev, int global_link_num)
{
u32 xgmi_state_reg_val;
+ if (adev->gmc.xgmi.num_physical_nodes <= 1)
+ return -EINVAL;
+
switch (amdgpu_ip_version(adev, XGMI_HWIP, 0)) {
case IP_VERSION(6, 4, 0):
case IP_VERSION(6, 4, 1):
@@ -958,28 +968,6 @@ static int amdgpu_xgmi_initialize_hive_get_data_partition(struct amdgpu_hive_inf
return 0;
}
-static void amdgpu_xgmi_fill_topology_info(struct amdgpu_device *adev,
- struct amdgpu_device *peer_adev)
-{
- struct psp_xgmi_topology_info *top_info = &adev->psp.xgmi_context.top_info;
- struct psp_xgmi_topology_info *peer_info = &peer_adev->psp.xgmi_context.top_info;
-
- for (int i = 0; i < peer_info->num_nodes; i++) {
- if (peer_info->nodes[i].node_id == adev->gmc.xgmi.node_id) {
- for (int j = 0; j < top_info->num_nodes; j++) {
- if (top_info->nodes[j].node_id == peer_adev->gmc.xgmi.node_id) {
- peer_info->nodes[i].num_hops = top_info->nodes[j].num_hops;
- peer_info->nodes[i].is_sharing_enabled =
- top_info->nodes[j].is_sharing_enabled;
- peer_info->nodes[i].num_links =
- top_info->nodes[j].num_links;
- return;
- }
- }
- }
- }
-}
-
int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
{
struct psp_xgmi_topology_info *top_info;
@@ -1065,11 +1053,6 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
/* To do: continue with some node failed or disable the whole hive*/
goto exit_unlock;
}
-
- /* fill the topology info for peers instead of getting from PSP */
- list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) {
- amdgpu_xgmi_fill_topology_info(adev, tmp_adev);
- }
} else {
/* get latest topology info for each device from psp */
list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
index bba0b26fee8f..5f36aff17e79 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
@@ -126,4 +126,8 @@ uint32_t amdgpu_xgmi_get_max_bandwidth(struct amdgpu_device *adev);
void amgpu_xgmi_set_max_speed_width(struct amdgpu_device *adev,
uint16_t max_speed, uint8_t max_width);
+
+/* Cleanup macro for use with __free(xgmi_put_hive) */
+DEFINE_FREE(xgmi_put_hive, struct amdgpu_hive_info *, if (_T) amdgpu_put_xgmi_hive(_T))
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
index 33edad1f9dcd..3cdb1e0eca37 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
@@ -23,26 +23,84 @@
#ifndef AMDGV_SRIOV_MSG__H_
#define AMDGV_SRIOV_MSG__H_
-/* unit in kilobytes */
-#define AMD_SRIOV_MSG_VBIOS_OFFSET 0
-#define AMD_SRIOV_MSG_VBIOS_SIZE_KB 64
-#define AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB AMD_SRIOV_MSG_VBIOS_SIZE_KB
-#define AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB 4
-#define AMD_SRIOV_MSG_TMR_OFFSET_KB 2048
-#define AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB 2
-#define AMD_SRIOV_RAS_TELEMETRY_SIZE_KB 64
+#define AMD_SRIOV_MSG_SIZE_KB 1
+
/*
- * layout
+ * layout v1
* 0 64KB 65KB 66KB 68KB 132KB
* | VBIOS | PF2VF | VF2PF | Bad Page | RAS Telemetry Region | ...
* | 64KB | 1KB | 1KB | 2KB | 64KB | ...
*/
-#define AMD_SRIOV_MSG_SIZE_KB 1
-#define AMD_SRIOV_MSG_PF2VF_OFFSET_KB AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB
-#define AMD_SRIOV_MSG_VF2PF_OFFSET_KB (AMD_SRIOV_MSG_PF2VF_OFFSET_KB + AMD_SRIOV_MSG_SIZE_KB)
-#define AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB (AMD_SRIOV_MSG_VF2PF_OFFSET_KB + AMD_SRIOV_MSG_SIZE_KB)
-#define AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB (AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB + AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB)
+/*
+ * layout v2 (offsets are dynamically allocated and the offsets below are examples)
+ * 0 1KB 64KB 65KB 66KB 68KB 132KB
+ * | INITD_H | VBIOS | PF2VF | VF2PF | Bad Page | RAS Telemetry Region | ...
+ * | 1KB | 64KB | 1KB | 1KB | 2KB | 64KB | ...
+ *
+ * Note: PF2VF + VF2PF + Bad Page = DataExchange region (allocated contiguously)
+ */
+
+/* v1 layout sizes */
+#define AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1 64
+#define AMD_SRIOV_MSG_PF2VF_SIZE_KB_V1 1
+#define AMD_SRIOV_MSG_VF2PF_SIZE_KB_V1 1
+#define AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1 2
+#define AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 64
+#define AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB_V1 \
+ (AMD_SRIOV_MSG_PF2VF_SIZE_KB_V1 + AMD_SRIOV_MSG_VF2PF_SIZE_KB_V1 + \
+ AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1)
+
+/* v1 offsets */
+#define AMD_SRIOV_MSG_VBIOS_OFFSET_V1 0
+#define AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB_V1 AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1
+#define AMD_SRIOV_MSG_TMR_OFFSET_KB 2048
+#define AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB_V1
+#define AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 \
+ (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 + AMD_SRIOV_MSG_SIZE_KB)
+#define AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB_V1 \
+ (AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 + AMD_SRIOV_MSG_SIZE_KB)
+#define AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB_V1 \
+ (AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB_V1 + AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1)
+#define AMD_SRIOV_MSG_INIT_DATA_TOT_SIZE_KB_V1 \
+ (AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1 + AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB_V1 + \
+ AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1)
+
+enum amd_sriov_crit_region_version {
+ GPU_CRIT_REGION_V1 = 1,
+ GPU_CRIT_REGION_V2 = 2,
+};
+
+/* v2 layout offset enum (in order of allocation) */
+enum amd_sriov_msg_table_id_enum {
+ AMD_SRIOV_MSG_IPD_TABLE_ID = 0,
+ AMD_SRIOV_MSG_VBIOS_IMG_TABLE_ID,
+ AMD_SRIOV_MSG_RAS_TELEMETRY_TABLE_ID,
+ AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID,
+ AMD_SRIOV_MSG_BAD_PAGE_INFO_TABLE_ID,
+ AMD_SRIOV_MSG_INITD_H_TABLE_ID,
+ AMD_SRIOV_MSG_MAX_TABLE_ID,
+};
+
+struct amd_sriov_msg_init_data_header {
+ char signature[4]; /* "INDA" */
+ uint32_t version;
+ uint32_t checksum;
+ uint32_t initdata_offset; /* 0 */
+ uint32_t initdata_size_in_kb; /* 5MB */
+ uint32_t valid_tables;
+ uint32_t vbios_img_offset;
+ uint32_t vbios_img_size_in_kb;
+ uint32_t dataexchange_offset;
+ uint32_t dataexchange_size_in_kb;
+ uint32_t ras_tele_info_offset;
+ uint32_t ras_tele_info_size_in_kb;
+ uint32_t ip_discovery_offset;
+ uint32_t ip_discovery_size_in_kb;
+ uint32_t bad_page_info_offset;
+ uint32_t bad_page_size_in_kb;
+ uint32_t reserved[8];
+};
/*
* PF2VF history log:
@@ -102,7 +160,8 @@ union amd_sriov_msg_feature_flags {
uint32_t ras_caps : 1;
uint32_t ras_telemetry : 1;
uint32_t ras_cper : 1;
- uint32_t reserved : 20;
+ uint32_t xgmi_ta_ext_peer_link : 1;
+ uint32_t reserved : 19;
} flags;
uint32_t all;
};
@@ -140,8 +199,9 @@ union amd_sriov_ras_caps {
uint64_t block_jpeg : 1;
uint64_t block_ih : 1;
uint64_t block_mpio : 1;
+ uint64_t block_mmsch : 1;
uint64_t poison_propogation_mode : 1;
- uint64_t reserved : 44;
+ uint64_t reserved : 43;
} bits;
uint64_t all;
};
@@ -405,12 +465,17 @@ struct amd_sriov_ras_cper_dump {
uint32_t buf[];
};
+struct amd_sriov_ras_chk_criti {
+ uint32_t hit;
+};
+
struct amdsriov_ras_telemetry {
struct amd_sriov_ras_telemetry_header header;
union {
struct amd_sriov_ras_telemetry_error_count error_count;
struct amd_sriov_ras_cper_dump cper_dump;
+ struct amd_sriov_ras_chk_criti chk_criti;
} body;
};
diff --git a/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c b/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c
index 811124ff88a8..f9e2edf5260b 100644
--- a/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c
+++ b/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c
@@ -407,7 +407,8 @@ static int aqua_vanjaram_switch_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr,
return -EINVAL;
}
- if (adev->kfd.init_complete && !amdgpu_in_reset(adev))
+ if (adev->kfd.init_complete && !amdgpu_in_reset(adev) &&
+ !adev->in_suspend)
flags |= AMDGPU_XCP_OPS_KFD;
if (flags & AMDGPU_XCP_OPS_KFD) {
diff --git a/drivers/gpu/drm/amd/amdgpu/atom.c b/drivers/gpu/drm/amd/amdgpu/atom.c
index 427b073de2fc..7a063e44d429 100644
--- a/drivers/gpu/drm/amd/amdgpu/atom.c
+++ b/drivers/gpu/drm/amd/amdgpu/atom.c
@@ -1246,6 +1246,10 @@ static int amdgpu_atom_execute_table_locked(struct atom_context *ctx, int index,
ectx.last_jump_jiffies = 0;
if (ws) {
ectx.ws = kcalloc(4, ws, GFP_KERNEL);
+ if (!ectx.ws) {
+ ret = -ENOMEM;
+ goto free;
+ }
ectx.ws_size = ws;
} else {
ectx.ws = NULL;
@@ -1494,6 +1498,28 @@ static void atom_get_vbios_version(struct atom_context *ctx)
}
}
+static void atom_get_vbios_build(struct atom_context *ctx)
+{
+ unsigned char *atom_rom_hdr;
+ unsigned char *str;
+ uint16_t base, len;
+
+ base = CU16(ATOM_ROM_TABLE_PTR);
+ atom_rom_hdr = CSTR(base);
+
+ str = CSTR(CU16(base + ATOM_ROM_CFG_PTR));
+ /* Skip config string */
+ while (str < atom_rom_hdr && *str++)
+ ;
+ /* Skip change list string */
+ while (str < atom_rom_hdr && *str++)
+ ;
+
+ len = min(atom_rom_hdr - str, STRLEN_NORMAL);
+ if (len)
+ strscpy(ctx->build_num, str, len);
+}
+
struct atom_context *amdgpu_atom_parse(struct card_info *card, void *bios)
{
int base;
@@ -1554,6 +1580,7 @@ struct atom_context *amdgpu_atom_parse(struct card_info *card, void *bios)
atom_get_vbios_pn(ctx);
atom_get_vbios_date(ctx);
atom_get_vbios_version(ctx);
+ atom_get_vbios_build(ctx);
return ctx;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/atom.h b/drivers/gpu/drm/amd/amdgpu/atom.h
index b807f6639a4c..825ff28731f5 100644
--- a/drivers/gpu/drm/amd/amdgpu/atom.h
+++ b/drivers/gpu/drm/amd/amdgpu/atom.h
@@ -37,6 +37,7 @@ struct drm_device;
#define ATOM_ROM_MAGIC "ATOM"
#define ATOM_ROM_MAGIC_PTR 4
+#define ATOM_ROM_CFG_PTR 0xC
#define ATOM_ROM_MSG_PTR 0x10
#define ATOM_ROM_CMD_PTR 0x1E
#define ATOM_ROM_DATA_PTR 0x20
@@ -151,6 +152,7 @@ struct atom_context {
uint32_t version;
uint8_t vbios_ver_str[STRLEN_NORMAL];
uint8_t date[STRLEN_NORMAL];
+ uint8_t build_num[STRLEN_NORMAL];
};
extern int amdgpu_atom_debug;
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_ih.c b/drivers/gpu/drm/amd/amdgpu/cik_ih.c
index 41f4705bdbbd..876a3256dba4 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik_ih.c
@@ -156,6 +156,9 @@ static int cik_ih_irq_init(struct amdgpu_device *adev)
/* enable irqs */
cik_ih_enable_interrupts(adev);
+ if (adev->irq.ih_soft.ring_size)
+ adev->irq.ih_soft.enabled = true;
+
return 0;
}
@@ -192,6 +195,9 @@ static u32 cik_ih_get_wptr(struct amdgpu_device *adev,
wptr = le32_to_cpu(*ih->wptr_cpu);
+ if (ih == &adev->irq.ih_soft)
+ goto out;
+
if (wptr & IH_RB_WPTR__RB_OVERFLOW_MASK) {
wptr &= ~IH_RB_WPTR__RB_OVERFLOW_MASK;
/* When a ring buffer overflow happen start parsing interrupt
@@ -211,6 +217,8 @@ static u32 cik_ih_get_wptr(struct amdgpu_device *adev,
tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
WREG32(mmIH_RB_CNTL, tmp);
}
+
+out:
return (wptr & ih->ptr_mask);
}
@@ -306,6 +314,10 @@ static int cik_ih_sw_init(struct amdgpu_ip_block *ip_block)
if (r)
return r;
+ r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
+ if (r)
+ return r;
+
r = amdgpu_irq_init(adev);
return r;
diff --git a/drivers/gpu/drm/amd/amdgpu/cyan_skillfish_reg_init.c b/drivers/gpu/drm/amd/amdgpu/cyan_skillfish_reg_init.c
new file mode 100644
index 000000000000..ed1e25661706
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/cyan_skillfish_reg_init.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright 2018 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#include "amdgpu.h"
+#include "nv.h"
+
+#include "soc15_common.h"
+#include "soc15_hw_ip.h"
+#include "cyan_skillfish_ip_offset.h"
+
+int cyan_skillfish_reg_base_init(struct amdgpu_device *adev)
+{
+ /* HW has more IP blocks, only initialized the blocke needed by driver */
+ uint32_t i;
+
+ adev->gfx.xcc_mask = 1;
+ for (i = 0 ; i < MAX_INSTANCE ; ++i) {
+ adev->reg_offset[GC_HWIP][i] = (uint32_t *)(&(GC_BASE.instance[i]));
+ adev->reg_offset[HDP_HWIP][i] = (uint32_t *)(&(HDP_BASE.instance[i]));
+ adev->reg_offset[MMHUB_HWIP][i] = (uint32_t *)(&(MMHUB_BASE.instance[i]));
+ adev->reg_offset[ATHUB_HWIP][i] = (uint32_t *)(&(ATHUB_BASE.instance[i]));
+ adev->reg_offset[NBIO_HWIP][i] = (uint32_t *)(&(NBIO_BASE.instance[i]));
+ adev->reg_offset[MP0_HWIP][i] = (uint32_t *)(&(MP0_BASE.instance[i]));
+ adev->reg_offset[MP1_HWIP][i] = (uint32_t *)(&(MP1_BASE.instance[i]));
+ adev->reg_offset[VCN_HWIP][i] = (uint32_t *)(&(UVD0_BASE.instance[i]));
+ adev->reg_offset[DF_HWIP][i] = (uint32_t *)(&(DF_BASE.instance[i]));
+ adev->reg_offset[DCE_HWIP][i] = (uint32_t *)(&(DMU_BASE.instance[i]));
+ adev->reg_offset[OSSSYS_HWIP][i] = (uint32_t *)(&(OSSSYS_BASE.instance[i]));
+ adev->reg_offset[SDMA0_HWIP][i] = (uint32_t *)(&(GC_BASE.instance[i]));
+ adev->reg_offset[SDMA1_HWIP][i] = (uint32_t *)(&(GC_BASE.instance[i]));
+ adev->reg_offset[SMUIO_HWIP][i] = (uint32_t *)(&(SMUIO_BASE.instance[i]));
+ adev->reg_offset[THM_HWIP][i] = (uint32_t *)(&(THM_BASE.instance[i]));
+ adev->reg_offset[CLK_HWIP][i] = (uint32_t *)(&(CLK_BASE.instance[i]));
+ }
+ return 0;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/cz_ih.c b/drivers/gpu/drm/amd/amdgpu/cz_ih.c
index 2f891fb846d5..bc7a2e06ab5f 100644
--- a/drivers/gpu/drm/amd/amdgpu/cz_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/cz_ih.c
@@ -157,6 +157,9 @@ static int cz_ih_irq_init(struct amdgpu_device *adev)
/* enable interrupts */
cz_ih_enable_interrupts(adev);
+ if (adev->irq.ih_soft.ring_size)
+ adev->irq.ih_soft.enabled = true;
+
return 0;
}
@@ -194,6 +197,9 @@ static u32 cz_ih_get_wptr(struct amdgpu_device *adev,
wptr = le32_to_cpu(*ih->wptr_cpu);
+ if (ih == &adev->irq.ih_soft)
+ goto out;
+
if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW))
goto out;
@@ -297,6 +303,10 @@ static int cz_ih_sw_init(struct amdgpu_ip_block *ip_block)
if (r)
return r;
+ r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
+ if (r)
+ return r;
+
r = amdgpu_irq_init(adev);
return r;
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
index bf7c22f81cda..72ca6538b2e4 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
@@ -1141,8 +1141,7 @@ static void dce_v10_0_program_watermarks(struct amdgpu_device *adev,
/* save values for DPM */
amdgpu_crtc->line_time = line_time;
- amdgpu_crtc->wm_high = latency_watermark_a;
- amdgpu_crtc->wm_low = latency_watermark_b;
+
/* Save number of lines the linebuffer leads before the scanout */
amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
}
@@ -1462,17 +1461,12 @@ static int dce_v10_0_audio_init(struct amdgpu_device *adev)
static void dce_v10_0_audio_fini(struct amdgpu_device *adev)
{
- int i;
-
if (!amdgpu_audio)
return;
if (!adev->mode_info.audio.enabled)
return;
- for (i = 0; i < adev->mode_info.audio.num_pins; i++)
- dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
-
adev->mode_info.audio.enabled = false;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
deleted file mode 100644
index 47e05783c4a0..000000000000
--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
+++ /dev/null
@@ -1,3823 +0,0 @@
-/*
- * Copyright 2014 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#include <drm/drm_edid.h>
-#include <drm/drm_fourcc.h>
-#include <drm/drm_modeset_helper.h>
-#include <drm/drm_modeset_helper_vtables.h>
-#include <drm/drm_vblank.h>
-
-#include "amdgpu.h"
-#include "amdgpu_pm.h"
-#include "amdgpu_i2c.h"
-#include "vid.h"
-#include "atom.h"
-#include "amdgpu_atombios.h"
-#include "atombios_crtc.h"
-#include "atombios_encoders.h"
-#include "amdgpu_pll.h"
-#include "amdgpu_connectors.h"
-#include "amdgpu_display.h"
-#include "dce_v11_0.h"
-
-#include "dce/dce_11_0_d.h"
-#include "dce/dce_11_0_sh_mask.h"
-#include "dce/dce_11_0_enum.h"
-#include "oss/oss_3_0_d.h"
-#include "oss/oss_3_0_sh_mask.h"
-#include "gmc/gmc_8_1_d.h"
-#include "gmc/gmc_8_1_sh_mask.h"
-
-#include "ivsrcid/ivsrcid_vislands30.h"
-
-static void dce_v11_0_set_display_funcs(struct amdgpu_device *adev);
-static void dce_v11_0_set_irq_funcs(struct amdgpu_device *adev);
-static void dce_v11_0_hpd_int_ack(struct amdgpu_device *adev, int hpd);
-
-static const u32 crtc_offsets[] =
-{
- CRTC0_REGISTER_OFFSET,
- CRTC1_REGISTER_OFFSET,
- CRTC2_REGISTER_OFFSET,
- CRTC3_REGISTER_OFFSET,
- CRTC4_REGISTER_OFFSET,
- CRTC5_REGISTER_OFFSET,
- CRTC6_REGISTER_OFFSET
-};
-
-static const u32 hpd_offsets[] =
-{
- HPD0_REGISTER_OFFSET,
- HPD1_REGISTER_OFFSET,
- HPD2_REGISTER_OFFSET,
- HPD3_REGISTER_OFFSET,
- HPD4_REGISTER_OFFSET,
- HPD5_REGISTER_OFFSET
-};
-
-static const uint32_t dig_offsets[] = {
- DIG0_REGISTER_OFFSET,
- DIG1_REGISTER_OFFSET,
- DIG2_REGISTER_OFFSET,
- DIG3_REGISTER_OFFSET,
- DIG4_REGISTER_OFFSET,
- DIG5_REGISTER_OFFSET,
- DIG6_REGISTER_OFFSET,
- DIG7_REGISTER_OFFSET,
- DIG8_REGISTER_OFFSET
-};
-
-static const struct {
- uint32_t reg;
- uint32_t vblank;
- uint32_t vline;
- uint32_t hpd;
-
-} interrupt_status_offsets[] = { {
- .reg = mmDISP_INTERRUPT_STATUS,
- .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK,
- .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK,
- .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
-}, {
- .reg = mmDISP_INTERRUPT_STATUS_CONTINUE,
- .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK,
- .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK,
- .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
-}, {
- .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2,
- .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK,
- .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK,
- .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
-}, {
- .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3,
- .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK,
- .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK,
- .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
-}, {
- .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4,
- .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK,
- .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK,
- .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
-}, {
- .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5,
- .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK,
- .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK,
- .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
-} };
-
-static const u32 cz_golden_settings_a11[] =
-{
- mmCRTC_DOUBLE_BUFFER_CONTROL, 0x00010101, 0x00010000,
- mmFBC_MISC, 0x1f311fff, 0x14300000,
-};
-
-static const u32 cz_mgcg_cgcg_init[] =
-{
- mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
- mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
-};
-
-static const u32 stoney_golden_settings_a11[] =
-{
- mmCRTC_DOUBLE_BUFFER_CONTROL, 0x00010101, 0x00010000,
- mmFBC_MISC, 0x1f311fff, 0x14302000,
-};
-
-static const u32 polaris11_golden_settings_a11[] =
-{
- mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
- mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
- mmFBC_DEBUG1, 0xffffffff, 0x00000008,
- mmFBC_MISC, 0x9f313fff, 0x14302008,
- mmHDMI_CONTROL, 0x313f031f, 0x00000011,
-};
-
-static const u32 polaris10_golden_settings_a11[] =
-{
- mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
- mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
- mmFBC_MISC, 0x9f313fff, 0x14302008,
- mmHDMI_CONTROL, 0x313f031f, 0x00000011,
-};
-
-static void dce_v11_0_init_golden_registers(struct amdgpu_device *adev)
-{
- switch (adev->asic_type) {
- case CHIP_CARRIZO:
- amdgpu_device_program_register_sequence(adev,
- cz_mgcg_cgcg_init,
- ARRAY_SIZE(cz_mgcg_cgcg_init));
- amdgpu_device_program_register_sequence(adev,
- cz_golden_settings_a11,
- ARRAY_SIZE(cz_golden_settings_a11));
- break;
- case CHIP_STONEY:
- amdgpu_device_program_register_sequence(adev,
- stoney_golden_settings_a11,
- ARRAY_SIZE(stoney_golden_settings_a11));
- break;
- case CHIP_POLARIS11:
- case CHIP_POLARIS12:
- amdgpu_device_program_register_sequence(adev,
- polaris11_golden_settings_a11,
- ARRAY_SIZE(polaris11_golden_settings_a11));
- break;
- case CHIP_POLARIS10:
- case CHIP_VEGAM:
- amdgpu_device_program_register_sequence(adev,
- polaris10_golden_settings_a11,
- ARRAY_SIZE(polaris10_golden_settings_a11));
- break;
- default:
- break;
- }
-}
-
-static u32 dce_v11_0_audio_endpt_rreg(struct amdgpu_device *adev,
- u32 block_offset, u32 reg)
-{
- unsigned long flags;
- u32 r;
-
- spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
- WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
- r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset);
- spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
-
- return r;
-}
-
-static void dce_v11_0_audio_endpt_wreg(struct amdgpu_device *adev,
- u32 block_offset, u32 reg, u32 v)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
- WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
- WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v);
- spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
-}
-
-static u32 dce_v11_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
-{
- if (crtc < 0 || crtc >= adev->mode_info.num_crtc)
- return 0;
- else
- return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
-}
-
-static void dce_v11_0_pageflip_interrupt_init(struct amdgpu_device *adev)
-{
- unsigned i;
-
- /* Enable pflip interrupts */
- for (i = 0; i < adev->mode_info.num_crtc; i++)
- amdgpu_irq_get(adev, &adev->pageflip_irq, i);
-}
-
-static void dce_v11_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
-{
- unsigned i;
-
- /* Disable pflip interrupts */
- for (i = 0; i < adev->mode_info.num_crtc; i++)
- amdgpu_irq_put(adev, &adev->pageflip_irq, i);
-}
-
-/**
- * dce_v11_0_page_flip - pageflip callback.
- *
- * @adev: amdgpu_device pointer
- * @crtc_id: crtc to cleanup pageflip on
- * @crtc_base: new address of the crtc (GPU MC address)
- * @async: asynchronous flip
- *
- * Triggers the actual pageflip by updating the primary
- * surface base address.
- */
-static void dce_v11_0_page_flip(struct amdgpu_device *adev,
- int crtc_id, u64 crtc_base, bool async)
-{
- struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
- struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb;
- u32 tmp;
-
- /* flip immediate for async, default is vsync */
- tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL,
- GRPH_SURFACE_UPDATE_IMMEDIATE_EN, async ? 1 : 0);
- WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
- /* update pitch */
- WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset,
- fb->pitches[0] / fb->format->cpp[0]);
- /* update the scanout addresses */
- WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
- upper_32_bits(crtc_base));
- /* writing to the low address triggers the update */
- WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
- lower_32_bits(crtc_base));
- /* post the write */
- RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset);
-}
-
-static int dce_v11_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
- u32 *vbl, u32 *position)
-{
- if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
- return -EINVAL;
-
- *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]);
- *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
-
- return 0;
-}
-
-/**
- * dce_v11_0_hpd_sense - hpd sense callback.
- *
- * @adev: amdgpu_device pointer
- * @hpd: hpd (hotplug detect) pin
- *
- * Checks if a digital monitor is connected (evergreen+).
- * Returns true if connected, false if not connected.
- */
-static bool dce_v11_0_hpd_sense(struct amdgpu_device *adev,
- enum amdgpu_hpd_id hpd)
-{
- bool connected = false;
-
- if (hpd >= adev->mode_info.num_hpd)
- return connected;
-
- if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[hpd]) &
- DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK)
- connected = true;
-
- return connected;
-}
-
-/**
- * dce_v11_0_hpd_set_polarity - hpd set polarity callback.
- *
- * @adev: amdgpu_device pointer
- * @hpd: hpd (hotplug detect) pin
- *
- * Set the polarity of the hpd pin (evergreen+).
- */
-static void dce_v11_0_hpd_set_polarity(struct amdgpu_device *adev,
- enum amdgpu_hpd_id hpd)
-{
- u32 tmp;
- bool connected = dce_v11_0_hpd_sense(adev, hpd);
-
- if (hpd >= adev->mode_info.num_hpd)
- return;
-
- tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
- if (connected)
- tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0);
- else
- tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1);
- WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
-}
-
-/**
- * dce_v11_0_hpd_init - hpd setup callback.
- *
- * @adev: amdgpu_device pointer
- *
- * Setup the hpd pins used by the card (evergreen+).
- * Enable the pin, set the polarity, and enable the hpd interrupts.
- */
-static void dce_v11_0_hpd_init(struct amdgpu_device *adev)
-{
- struct drm_device *dev = adev_to_drm(adev);
- struct drm_connector *connector;
- struct drm_connector_list_iter iter;
- u32 tmp;
-
- drm_connector_list_iter_begin(dev, &iter);
- drm_for_each_connector_iter(connector, &iter) {
- struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
-
- if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd)
- continue;
-
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
- connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
- /* don't try to enable hpd on eDP or LVDS avoid breaking the
- * aux dp channel on imac and help (but not completely fix)
- * https://bugzilla.redhat.com/show_bug.cgi?id=726143
- * also avoid interrupt storms during dpms.
- */
- tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
- tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
- WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
- continue;
- }
-
- tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
- tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1);
- WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
-
- tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd]);
- tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
- DC_HPD_CONNECT_INT_DELAY,
- AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS);
- tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
- DC_HPD_DISCONNECT_INT_DELAY,
- AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS);
- WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
-
- dce_v11_0_hpd_int_ack(adev, amdgpu_connector->hpd.hpd);
- dce_v11_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd);
- amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
- }
- drm_connector_list_iter_end(&iter);
-}
-
-/**
- * dce_v11_0_hpd_fini - hpd tear down callback.
- *
- * @adev: amdgpu_device pointer
- *
- * Tear down the hpd pins used by the card (evergreen+).
- * Disable the hpd interrupts.
- */
-static void dce_v11_0_hpd_fini(struct amdgpu_device *adev)
-{
- struct drm_device *dev = adev_to_drm(adev);
- struct drm_connector *connector;
- struct drm_connector_list_iter iter;
- u32 tmp;
-
- drm_connector_list_iter_begin(dev, &iter);
- drm_for_each_connector_iter(connector, &iter) {
- struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
-
- if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd)
- continue;
-
- tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
- tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0);
- WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
-
- amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
- }
- drm_connector_list_iter_end(&iter);
-}
-
-static u32 dce_v11_0_hpd_get_gpio_reg(struct amdgpu_device *adev)
-{
- return mmDC_GPIO_HPD_A;
-}
-
-static bool dce_v11_0_is_display_hung(struct amdgpu_device *adev)
-{
- u32 crtc_hung = 0;
- u32 crtc_status[6];
- u32 i, j, tmp;
-
- for (i = 0; i < adev->mode_info.num_crtc; i++) {
- tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
- if (REG_GET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN)) {
- crtc_status[i] = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
- crtc_hung |= (1 << i);
- }
- }
-
- for (j = 0; j < 10; j++) {
- for (i = 0; i < adev->mode_info.num_crtc; i++) {
- if (crtc_hung & (1 << i)) {
- tmp = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
- if (tmp != crtc_status[i])
- crtc_hung &= ~(1 << i);
- }
- }
- if (crtc_hung == 0)
- return false;
- udelay(100);
- }
-
- return true;
-}
-
-static void dce_v11_0_set_vga_render_state(struct amdgpu_device *adev,
- bool render)
-{
- u32 tmp;
-
- /* Lockout access through VGA aperture*/
- tmp = RREG32(mmVGA_HDP_CONTROL);
- if (render)
- tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 0);
- else
- tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
- WREG32(mmVGA_HDP_CONTROL, tmp);
-
- /* disable VGA render */
- tmp = RREG32(mmVGA_RENDER_CONTROL);
- if (render)
- tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 1);
- else
- tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
- WREG32(mmVGA_RENDER_CONTROL, tmp);
-}
-
-static int dce_v11_0_get_num_crtc (struct amdgpu_device *adev)
-{
- int num_crtc = 0;
-
- switch (adev->asic_type) {
- case CHIP_CARRIZO:
- num_crtc = 3;
- break;
- case CHIP_STONEY:
- num_crtc = 2;
- break;
- case CHIP_POLARIS10:
- case CHIP_VEGAM:
- num_crtc = 6;
- break;
- case CHIP_POLARIS11:
- case CHIP_POLARIS12:
- num_crtc = 5;
- break;
- default:
- num_crtc = 0;
- }
- return num_crtc;
-}
-
-void dce_v11_0_disable_dce(struct amdgpu_device *adev)
-{
- /*Disable VGA render and enabled crtc, if has DCE engine*/
- if (amdgpu_atombios_has_dce_engine_info(adev)) {
- u32 tmp;
- int crtc_enabled, i;
-
- dce_v11_0_set_vga_render_state(adev, false);
-
- /*Disable crtc*/
- for (i = 0; i < dce_v11_0_get_num_crtc(adev); i++) {
- crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
- CRTC_CONTROL, CRTC_MASTER_EN);
- if (crtc_enabled) {
- WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
- tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
- tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
- WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
- WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
- }
- }
- }
-}
-
-static void dce_v11_0_program_fmt(struct drm_encoder *encoder)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
- struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
- int bpc = 0;
- u32 tmp = 0;
- enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE;
-
- if (connector) {
- struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
- bpc = amdgpu_connector_get_monitor_bpc(connector);
- dither = amdgpu_connector->dither;
- }
-
- /* LVDS/eDP FMT is set up by atom */
- if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
- return;
-
- /* not needed for analog */
- if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
- (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
- return;
-
- if (bpc == 0)
- return;
-
- switch (bpc) {
- case 6:
- if (dither == AMDGPU_FMT_DITHER_ENABLE) {
- /* XXX sort out optimal dither settings */
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 0);
- } else {
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 0);
- }
- break;
- case 8:
- if (dither == AMDGPU_FMT_DITHER_ENABLE) {
- /* XXX sort out optimal dither settings */
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 1);
- } else {
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 1);
- }
- break;
- case 10:
- if (dither == AMDGPU_FMT_DITHER_ENABLE) {
- /* XXX sort out optimal dither settings */
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 2);
- } else {
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
- tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 2);
- }
- break;
- default:
- /* not needed */
- break;
- }
-
- WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-}
-
-
-/* display watermark setup */
-/**
- * dce_v11_0_line_buffer_adjust - Set up the line buffer
- *
- * @adev: amdgpu_device pointer
- * @amdgpu_crtc: the selected display controller
- * @mode: the current display mode on the selected display
- * controller
- *
- * Setup up the line buffer allocation for
- * the selected display controller (CIK).
- * Returns the line buffer size in pixels.
- */
-static u32 dce_v11_0_line_buffer_adjust(struct amdgpu_device *adev,
- struct amdgpu_crtc *amdgpu_crtc,
- struct drm_display_mode *mode)
-{
- u32 tmp, buffer_alloc, i, mem_cfg;
- u32 pipe_offset = amdgpu_crtc->crtc_id;
- /*
- * Line Buffer Setup
- * There are 6 line buffers, one for each display controllers.
- * There are 3 partitions per LB. Select the number of partitions
- * to enable based on the display width. For display widths larger
- * than 4096, you need use to use 2 display controllers and combine
- * them using the stereo blender.
- */
- if (amdgpu_crtc->base.enabled && mode) {
- if (mode->crtc_hdisplay < 1920) {
- mem_cfg = 1;
- buffer_alloc = 2;
- } else if (mode->crtc_hdisplay < 2560) {
- mem_cfg = 2;
- buffer_alloc = 2;
- } else if (mode->crtc_hdisplay < 4096) {
- mem_cfg = 0;
- buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
- } else {
- DRM_DEBUG_KMS("Mode too big for LB!\n");
- mem_cfg = 0;
- buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
- }
- } else {
- mem_cfg = 1;
- buffer_alloc = 0;
- }
-
- tmp = RREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, LB_MEMORY_CTRL, LB_MEMORY_CONFIG, mem_cfg);
- WREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset, tmp);
-
- tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
- tmp = REG_SET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATED, buffer_alloc);
- WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, tmp);
-
- for (i = 0; i < adev->usec_timeout; i++) {
- tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
- if (REG_GET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATION_COMPLETED))
- break;
- udelay(1);
- }
-
- if (amdgpu_crtc->base.enabled && mode) {
- switch (mem_cfg) {
- case 0:
- default:
- return 4096 * 2;
- case 1:
- return 1920 * 2;
- case 2:
- return 2560 * 2;
- }
- }
-
- /* controller not enabled, so no lb used */
- return 0;
-}
-
-/**
- * cik_get_number_of_dram_channels - get the number of dram channels
- *
- * @adev: amdgpu_device pointer
- *
- * Look up the number of video ram channels (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the number of dram channels
- */
-static u32 cik_get_number_of_dram_channels(struct amdgpu_device *adev)
-{
- u32 tmp = RREG32(mmMC_SHARED_CHMAP);
-
- switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) {
- case 0:
- default:
- return 1;
- case 1:
- return 2;
- case 2:
- return 4;
- case 3:
- return 8;
- case 4:
- return 3;
- case 5:
- return 6;
- case 6:
- return 10;
- case 7:
- return 12;
- case 8:
- return 16;
- }
-}
-
-struct dce10_wm_params {
- u32 dram_channels; /* number of dram channels */
- u32 yclk; /* bandwidth per dram data pin in kHz */
- u32 sclk; /* engine clock in kHz */
- u32 disp_clk; /* display clock in kHz */
- u32 src_width; /* viewport width */
- u32 active_time; /* active display time in ns */
- u32 blank_time; /* blank time in ns */
- bool interlaced; /* mode is interlaced */
- fixed20_12 vsc; /* vertical scale ratio */
- u32 num_heads; /* number of active crtcs */
- u32 bytes_per_pixel; /* bytes per pixel display + overlay */
- u32 lb_size; /* line buffer allocated to pipe */
- u32 vtaps; /* vertical scaler taps */
-};
-
-/**
- * dce_v11_0_dram_bandwidth - get the dram bandwidth
- *
- * @wm: watermark calculation data
- *
- * Calculate the raw dram bandwidth (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the dram bandwidth in MBytes/s
- */
-static u32 dce_v11_0_dram_bandwidth(struct dce10_wm_params *wm)
-{
- /* Calculate raw DRAM Bandwidth */
- fixed20_12 dram_efficiency; /* 0.7 */
- fixed20_12 yclk, dram_channels, bandwidth;
- fixed20_12 a;
-
- a.full = dfixed_const(1000);
- yclk.full = dfixed_const(wm->yclk);
- yclk.full = dfixed_div(yclk, a);
- dram_channels.full = dfixed_const(wm->dram_channels * 4);
- a.full = dfixed_const(10);
- dram_efficiency.full = dfixed_const(7);
- dram_efficiency.full = dfixed_div(dram_efficiency, a);
- bandwidth.full = dfixed_mul(dram_channels, yclk);
- bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
-
- return dfixed_trunc(bandwidth);
-}
-
-/**
- * dce_v11_0_dram_bandwidth_for_display - get the dram bandwidth for display
- *
- * @wm: watermark calculation data
- *
- * Calculate the dram bandwidth used for display (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the dram bandwidth for display in MBytes/s
- */
-static u32 dce_v11_0_dram_bandwidth_for_display(struct dce10_wm_params *wm)
-{
- /* Calculate DRAM Bandwidth and the part allocated to display. */
- fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
- fixed20_12 yclk, dram_channels, bandwidth;
- fixed20_12 a;
-
- a.full = dfixed_const(1000);
- yclk.full = dfixed_const(wm->yclk);
- yclk.full = dfixed_div(yclk, a);
- dram_channels.full = dfixed_const(wm->dram_channels * 4);
- a.full = dfixed_const(10);
- disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
- disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
- bandwidth.full = dfixed_mul(dram_channels, yclk);
- bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
-
- return dfixed_trunc(bandwidth);
-}
-
-/**
- * dce_v11_0_data_return_bandwidth - get the data return bandwidth
- *
- * @wm: watermark calculation data
- *
- * Calculate the data return bandwidth used for display (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the data return bandwidth in MBytes/s
- */
-static u32 dce_v11_0_data_return_bandwidth(struct dce10_wm_params *wm)
-{
- /* Calculate the display Data return Bandwidth */
- fixed20_12 return_efficiency; /* 0.8 */
- fixed20_12 sclk, bandwidth;
- fixed20_12 a;
-
- a.full = dfixed_const(1000);
- sclk.full = dfixed_const(wm->sclk);
- sclk.full = dfixed_div(sclk, a);
- a.full = dfixed_const(10);
- return_efficiency.full = dfixed_const(8);
- return_efficiency.full = dfixed_div(return_efficiency, a);
- a.full = dfixed_const(32);
- bandwidth.full = dfixed_mul(a, sclk);
- bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
-
- return dfixed_trunc(bandwidth);
-}
-
-/**
- * dce_v11_0_dmif_request_bandwidth - get the dmif bandwidth
- *
- * @wm: watermark calculation data
- *
- * Calculate the dmif bandwidth used for display (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the dmif bandwidth in MBytes/s
- */
-static u32 dce_v11_0_dmif_request_bandwidth(struct dce10_wm_params *wm)
-{
- /* Calculate the DMIF Request Bandwidth */
- fixed20_12 disp_clk_request_efficiency; /* 0.8 */
- fixed20_12 disp_clk, bandwidth;
- fixed20_12 a, b;
-
- a.full = dfixed_const(1000);
- disp_clk.full = dfixed_const(wm->disp_clk);
- disp_clk.full = dfixed_div(disp_clk, a);
- a.full = dfixed_const(32);
- b.full = dfixed_mul(a, disp_clk);
-
- a.full = dfixed_const(10);
- disp_clk_request_efficiency.full = dfixed_const(8);
- disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
-
- bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);
-
- return dfixed_trunc(bandwidth);
-}
-
-/**
- * dce_v11_0_available_bandwidth - get the min available bandwidth
- *
- * @wm: watermark calculation data
- *
- * Calculate the min available bandwidth used for display (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the min available bandwidth in MBytes/s
- */
-static u32 dce_v11_0_available_bandwidth(struct dce10_wm_params *wm)
-{
- /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
- u32 dram_bandwidth = dce_v11_0_dram_bandwidth(wm);
- u32 data_return_bandwidth = dce_v11_0_data_return_bandwidth(wm);
- u32 dmif_req_bandwidth = dce_v11_0_dmif_request_bandwidth(wm);
-
- return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
-}
-
-/**
- * dce_v11_0_average_bandwidth - get the average available bandwidth
- *
- * @wm: watermark calculation data
- *
- * Calculate the average available bandwidth used for display (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the average available bandwidth in MBytes/s
- */
-static u32 dce_v11_0_average_bandwidth(struct dce10_wm_params *wm)
-{
- /* Calculate the display mode Average Bandwidth
- * DisplayMode should contain the source and destination dimensions,
- * timing, etc.
- */
- fixed20_12 bpp;
- fixed20_12 line_time;
- fixed20_12 src_width;
- fixed20_12 bandwidth;
- fixed20_12 a;
-
- a.full = dfixed_const(1000);
- line_time.full = dfixed_const(wm->active_time + wm->blank_time);
- line_time.full = dfixed_div(line_time, a);
- bpp.full = dfixed_const(wm->bytes_per_pixel);
- src_width.full = dfixed_const(wm->src_width);
- bandwidth.full = dfixed_mul(src_width, bpp);
- bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
- bandwidth.full = dfixed_div(bandwidth, line_time);
-
- return dfixed_trunc(bandwidth);
-}
-
-/**
- * dce_v11_0_latency_watermark - get the latency watermark
- *
- * @wm: watermark calculation data
- *
- * Calculate the latency watermark (CIK).
- * Used for display watermark bandwidth calculations
- * Returns the latency watermark in ns
- */
-static u32 dce_v11_0_latency_watermark(struct dce10_wm_params *wm)
-{
- /* First calculate the latency in ns */
- u32 mc_latency = 2000; /* 2000 ns. */
- u32 available_bandwidth = dce_v11_0_available_bandwidth(wm);
- u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
- u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
- u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
- u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
- (wm->num_heads * cursor_line_pair_return_time);
- u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
- u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
- u32 tmp, dmif_size = 12288;
- fixed20_12 a, b, c;
-
- if (wm->num_heads == 0)
- return 0;
-
- a.full = dfixed_const(2);
- b.full = dfixed_const(1);
- if ((wm->vsc.full > a.full) ||
- ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
- (wm->vtaps >= 5) ||
- ((wm->vsc.full >= a.full) && wm->interlaced))
- max_src_lines_per_dst_line = 4;
- else
- max_src_lines_per_dst_line = 2;
-
- a.full = dfixed_const(available_bandwidth);
- b.full = dfixed_const(wm->num_heads);
- a.full = dfixed_div(a, b);
- tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512);
- tmp = min(dfixed_trunc(a), tmp);
-
- lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000);
-
- a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
- b.full = dfixed_const(1000);
- c.full = dfixed_const(lb_fill_bw);
- b.full = dfixed_div(c, b);
- a.full = dfixed_div(a, b);
- line_fill_time = dfixed_trunc(a);
-
- if (line_fill_time < wm->active_time)
- return latency;
- else
- return latency + (line_fill_time - wm->active_time);
-
-}
-
-/**
- * dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display - check
- * average and available dram bandwidth
- *
- * @wm: watermark calculation data
- *
- * Check if the display average bandwidth fits in the display
- * dram bandwidth (CIK).
- * Used for display watermark bandwidth calculations
- * Returns true if the display fits, false if not.
- */
-static bool dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce10_wm_params *wm)
-{
- if (dce_v11_0_average_bandwidth(wm) <=
- (dce_v11_0_dram_bandwidth_for_display(wm) / wm->num_heads))
- return true;
- else
- return false;
-}
-
-/**
- * dce_v11_0_average_bandwidth_vs_available_bandwidth - check
- * average and available bandwidth
- *
- * @wm: watermark calculation data
- *
- * Check if the display average bandwidth fits in the display
- * available bandwidth (CIK).
- * Used for display watermark bandwidth calculations
- * Returns true if the display fits, false if not.
- */
-static bool dce_v11_0_average_bandwidth_vs_available_bandwidth(struct dce10_wm_params *wm)
-{
- if (dce_v11_0_average_bandwidth(wm) <=
- (dce_v11_0_available_bandwidth(wm) / wm->num_heads))
- return true;
- else
- return false;
-}
-
-/**
- * dce_v11_0_check_latency_hiding - check latency hiding
- *
- * @wm: watermark calculation data
- *
- * Check latency hiding (CIK).
- * Used for display watermark bandwidth calculations
- * Returns true if the display fits, false if not.
- */
-static bool dce_v11_0_check_latency_hiding(struct dce10_wm_params *wm)
-{
- u32 lb_partitions = wm->lb_size / wm->src_width;
- u32 line_time = wm->active_time + wm->blank_time;
- u32 latency_tolerant_lines;
- u32 latency_hiding;
- fixed20_12 a;
-
- a.full = dfixed_const(1);
- if (wm->vsc.full > a.full)
- latency_tolerant_lines = 1;
- else {
- if (lb_partitions <= (wm->vtaps + 1))
- latency_tolerant_lines = 1;
- else
- latency_tolerant_lines = 2;
- }
-
- latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
-
- if (dce_v11_0_latency_watermark(wm) <= latency_hiding)
- return true;
- else
- return false;
-}
-
-/**
- * dce_v11_0_program_watermarks - program display watermarks
- *
- * @adev: amdgpu_device pointer
- * @amdgpu_crtc: the selected display controller
- * @lb_size: line buffer size
- * @num_heads: number of display controllers in use
- *
- * Calculate and program the display watermarks for the
- * selected display controller (CIK).
- */
-static void dce_v11_0_program_watermarks(struct amdgpu_device *adev,
- struct amdgpu_crtc *amdgpu_crtc,
- u32 lb_size, u32 num_heads)
-{
- struct drm_display_mode *mode = &amdgpu_crtc->base.mode;
- struct dce10_wm_params wm_low, wm_high;
- u32 active_time;
- u32 line_time = 0;
- u32 latency_watermark_a = 0, latency_watermark_b = 0;
- u32 tmp, wm_mask, lb_vblank_lead_lines = 0;
-
- if (amdgpu_crtc->base.enabled && num_heads && mode) {
- active_time = (u32) div_u64((u64)mode->crtc_hdisplay * 1000000,
- (u32)mode->clock);
- line_time = (u32) div_u64((u64)mode->crtc_htotal * 1000000,
- (u32)mode->clock);
- line_time = min_t(u32, line_time, 65535);
-
- /* watermark for high clocks */
- if (adev->pm.dpm_enabled) {
- wm_high.yclk =
- amdgpu_dpm_get_mclk(adev, false) * 10;
- wm_high.sclk =
- amdgpu_dpm_get_sclk(adev, false) * 10;
- } else {
- wm_high.yclk = adev->pm.current_mclk * 10;
- wm_high.sclk = adev->pm.current_sclk * 10;
- }
-
- wm_high.disp_clk = mode->clock;
- wm_high.src_width = mode->crtc_hdisplay;
- wm_high.active_time = active_time;
- wm_high.blank_time = line_time - wm_high.active_time;
- wm_high.interlaced = false;
- if (mode->flags & DRM_MODE_FLAG_INTERLACE)
- wm_high.interlaced = true;
- wm_high.vsc = amdgpu_crtc->vsc;
- wm_high.vtaps = 1;
- if (amdgpu_crtc->rmx_type != RMX_OFF)
- wm_high.vtaps = 2;
- wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
- wm_high.lb_size = lb_size;
- wm_high.dram_channels = cik_get_number_of_dram_channels(adev);
- wm_high.num_heads = num_heads;
-
- /* set for high clocks */
- latency_watermark_a = min_t(u32, dce_v11_0_latency_watermark(&wm_high), 65535);
-
- /* possibly force display priority to high */
- /* should really do this at mode validation time... */
- if (!dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
- !dce_v11_0_average_bandwidth_vs_available_bandwidth(&wm_high) ||
- !dce_v11_0_check_latency_hiding(&wm_high) ||
- (adev->mode_info.disp_priority == 2)) {
- DRM_DEBUG_KMS("force priority to high\n");
- }
-
- /* watermark for low clocks */
- if (adev->pm.dpm_enabled) {
- wm_low.yclk =
- amdgpu_dpm_get_mclk(adev, true) * 10;
- wm_low.sclk =
- amdgpu_dpm_get_sclk(adev, true) * 10;
- } else {
- wm_low.yclk = adev->pm.current_mclk * 10;
- wm_low.sclk = adev->pm.current_sclk * 10;
- }
-
- wm_low.disp_clk = mode->clock;
- wm_low.src_width = mode->crtc_hdisplay;
- wm_low.active_time = active_time;
- wm_low.blank_time = line_time - wm_low.active_time;
- wm_low.interlaced = false;
- if (mode->flags & DRM_MODE_FLAG_INTERLACE)
- wm_low.interlaced = true;
- wm_low.vsc = amdgpu_crtc->vsc;
- wm_low.vtaps = 1;
- if (amdgpu_crtc->rmx_type != RMX_OFF)
- wm_low.vtaps = 2;
- wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
- wm_low.lb_size = lb_size;
- wm_low.dram_channels = cik_get_number_of_dram_channels(adev);
- wm_low.num_heads = num_heads;
-
- /* set for low clocks */
- latency_watermark_b = min_t(u32, dce_v11_0_latency_watermark(&wm_low), 65535);
-
- /* possibly force display priority to high */
- /* should really do this at mode validation time... */
- if (!dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
- !dce_v11_0_average_bandwidth_vs_available_bandwidth(&wm_low) ||
- !dce_v11_0_check_latency_hiding(&wm_low) ||
- (adev->mode_info.disp_priority == 2)) {
- DRM_DEBUG_KMS("force priority to high\n");
- }
- lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
- }
-
- /* select wm A */
- wm_mask = RREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 1);
- WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
- tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_a);
- tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
- WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
- /* select wm B */
- tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 2);
- WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
- tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_b);
- tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
- WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
- /* restore original selection */
- WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, wm_mask);
-
- /* save values for DPM */
- amdgpu_crtc->line_time = line_time;
- amdgpu_crtc->wm_high = latency_watermark_a;
- amdgpu_crtc->wm_low = latency_watermark_b;
- /* Save number of lines the linebuffer leads before the scanout */
- amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
-}
-
-/**
- * dce_v11_0_bandwidth_update - program display watermarks
- *
- * @adev: amdgpu_device pointer
- *
- * Calculate and program the display watermarks and line
- * buffer allocation (CIK).
- */
-static void dce_v11_0_bandwidth_update(struct amdgpu_device *adev)
-{
- struct drm_display_mode *mode = NULL;
- u32 num_heads = 0, lb_size;
- int i;
-
- amdgpu_display_update_priority(adev);
-
- for (i = 0; i < adev->mode_info.num_crtc; i++) {
- if (adev->mode_info.crtcs[i]->base.enabled)
- num_heads++;
- }
- for (i = 0; i < adev->mode_info.num_crtc; i++) {
- mode = &adev->mode_info.crtcs[i]->base.mode;
- lb_size = dce_v11_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode);
- dce_v11_0_program_watermarks(adev, adev->mode_info.crtcs[i],
- lb_size, num_heads);
- }
-}
-
-static void dce_v11_0_audio_get_connected_pins(struct amdgpu_device *adev)
-{
- int i;
- u32 offset, tmp;
-
- for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
- offset = adev->mode_info.audio.pin[i].offset;
- tmp = RREG32_AUDIO_ENDPT(offset,
- ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT);
- if (((tmp &
- AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY_MASK) >>
- AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY__SHIFT) == 1)
- adev->mode_info.audio.pin[i].connected = false;
- else
- adev->mode_info.audio.pin[i].connected = true;
- }
-}
-
-static struct amdgpu_audio_pin *dce_v11_0_audio_get_pin(struct amdgpu_device *adev)
-{
- int i;
-
- dce_v11_0_audio_get_connected_pins(adev);
-
- for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
- if (adev->mode_info.audio.pin[i].connected)
- return &adev->mode_info.audio.pin[i];
- }
- DRM_ERROR("No connected audio pins found!\n");
- return NULL;
-}
-
-static void dce_v11_0_afmt_audio_select_pin(struct drm_encoder *encoder)
-{
- struct amdgpu_device *adev = drm_to_adev(encoder->dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- u32 tmp;
-
- if (!dig || !dig->afmt || !dig->afmt->pin)
- return;
-
- tmp = RREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, dig->afmt->pin->id);
- WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, tmp);
-}
-
-static void dce_v11_0_audio_write_latency_fields(struct drm_encoder *encoder,
- struct drm_display_mode *mode)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- struct drm_connector *connector;
- struct drm_connector_list_iter iter;
- struct amdgpu_connector *amdgpu_connector = NULL;
- u32 tmp;
- int interlace = 0;
-
- if (!dig || !dig->afmt || !dig->afmt->pin)
- return;
-
- drm_connector_list_iter_begin(dev, &iter);
- drm_for_each_connector_iter(connector, &iter) {
- if (connector->encoder == encoder) {
- amdgpu_connector = to_amdgpu_connector(connector);
- break;
- }
- }
- drm_connector_list_iter_end(&iter);
-
- if (!amdgpu_connector) {
- DRM_ERROR("Couldn't find encoder's connector\n");
- return;
- }
-
- if (mode->flags & DRM_MODE_FLAG_INTERLACE)
- interlace = 1;
- if (connector->latency_present[interlace]) {
- tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
- VIDEO_LIPSYNC, connector->video_latency[interlace]);
- tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
- AUDIO_LIPSYNC, connector->audio_latency[interlace]);
- } else {
- tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
- VIDEO_LIPSYNC, 0);
- tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
- AUDIO_LIPSYNC, 0);
- }
- WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
- ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp);
-}
-
-static void dce_v11_0_audio_write_speaker_allocation(struct drm_encoder *encoder)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- struct drm_connector *connector;
- struct drm_connector_list_iter iter;
- struct amdgpu_connector *amdgpu_connector = NULL;
- u32 tmp;
- u8 *sadb = NULL;
- int sad_count;
-
- if (!dig || !dig->afmt || !dig->afmt->pin)
- return;
-
- drm_connector_list_iter_begin(dev, &iter);
- drm_for_each_connector_iter(connector, &iter) {
- if (connector->encoder == encoder) {
- amdgpu_connector = to_amdgpu_connector(connector);
- break;
- }
- }
- drm_connector_list_iter_end(&iter);
-
- if (!amdgpu_connector) {
- DRM_ERROR("Couldn't find encoder's connector\n");
- return;
- }
-
- sad_count = drm_edid_to_speaker_allocation(amdgpu_connector->edid, &sadb);
- if (sad_count < 0) {
- DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
- sad_count = 0;
- }
-
- /* program the speaker allocation */
- tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
- ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
- DP_CONNECTION, 0);
- /* set HDMI mode */
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
- HDMI_CONNECTION, 1);
- if (sad_count)
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
- SPEAKER_ALLOCATION, sadb[0]);
- else
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
- SPEAKER_ALLOCATION, 5); /* stereo */
- WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
- ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
-
- kfree(sadb);
-}
-
-static void dce_v11_0_audio_write_sad_regs(struct drm_encoder *encoder)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- struct drm_connector *connector;
- struct drm_connector_list_iter iter;
- struct amdgpu_connector *amdgpu_connector = NULL;
- struct cea_sad *sads;
- int i, sad_count;
-
- static const u16 eld_reg_to_type[][2] = {
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP },
- { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
- };
-
- if (!dig || !dig->afmt || !dig->afmt->pin)
- return;
-
- drm_connector_list_iter_begin(dev, &iter);
- drm_for_each_connector_iter(connector, &iter) {
- if (connector->encoder == encoder) {
- amdgpu_connector = to_amdgpu_connector(connector);
- break;
- }
- }
- drm_connector_list_iter_end(&iter);
-
- if (!amdgpu_connector) {
- DRM_ERROR("Couldn't find encoder's connector\n");
- return;
- }
-
- sad_count = drm_edid_to_sad(amdgpu_connector->edid, &sads);
- if (sad_count < 0)
- DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
- if (sad_count <= 0)
- return;
- BUG_ON(!sads);
-
- for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
- u32 tmp = 0;
- u8 stereo_freqs = 0;
- int max_channels = -1;
- int j;
-
- for (j = 0; j < sad_count; j++) {
- struct cea_sad *sad = &sads[j];
-
- if (sad->format == eld_reg_to_type[i][1]) {
- if (sad->channels > max_channels) {
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
- MAX_CHANNELS, sad->channels);
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
- DESCRIPTOR_BYTE_2, sad->byte2);
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
- SUPPORTED_FREQUENCIES, sad->freq);
- max_channels = sad->channels;
- }
-
- if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM)
- stereo_freqs |= sad->freq;
- else
- break;
- }
- }
-
- tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
- SUPPORTED_FREQUENCIES_STEREO, stereo_freqs);
- WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp);
- }
-
- kfree(sads);
-}
-
-static void dce_v11_0_audio_enable(struct amdgpu_device *adev,
- struct amdgpu_audio_pin *pin,
- bool enable)
-{
- if (!pin)
- return;
-
- WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL,
- enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0);
-}
-
-static const u32 pin_offsets[] =
-{
- AUD0_REGISTER_OFFSET,
- AUD1_REGISTER_OFFSET,
- AUD2_REGISTER_OFFSET,
- AUD3_REGISTER_OFFSET,
- AUD4_REGISTER_OFFSET,
- AUD5_REGISTER_OFFSET,
- AUD6_REGISTER_OFFSET,
- AUD7_REGISTER_OFFSET,
-};
-
-static int dce_v11_0_audio_init(struct amdgpu_device *adev)
-{
- int i;
-
- if (!amdgpu_audio)
- return 0;
-
- adev->mode_info.audio.enabled = true;
-
- switch (adev->asic_type) {
- case CHIP_CARRIZO:
- case CHIP_STONEY:
- adev->mode_info.audio.num_pins = 7;
- break;
- case CHIP_POLARIS10:
- case CHIP_VEGAM:
- adev->mode_info.audio.num_pins = 8;
- break;
- case CHIP_POLARIS11:
- case CHIP_POLARIS12:
- adev->mode_info.audio.num_pins = 6;
- break;
- default:
- return -EINVAL;
- }
-
- for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
- adev->mode_info.audio.pin[i].channels = -1;
- adev->mode_info.audio.pin[i].rate = -1;
- adev->mode_info.audio.pin[i].bits_per_sample = -1;
- adev->mode_info.audio.pin[i].status_bits = 0;
- adev->mode_info.audio.pin[i].category_code = 0;
- adev->mode_info.audio.pin[i].connected = false;
- adev->mode_info.audio.pin[i].offset = pin_offsets[i];
- adev->mode_info.audio.pin[i].id = i;
- /* disable audio. it will be set up later */
- /* XXX remove once we switch to ip funcs */
- dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
- }
-
- return 0;
-}
-
-static void dce_v11_0_audio_fini(struct amdgpu_device *adev)
-{
- int i;
-
- if (!amdgpu_audio)
- return;
-
- if (!adev->mode_info.audio.enabled)
- return;
-
- for (i = 0; i < adev->mode_info.audio.num_pins; i++)
- dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
-
- adev->mode_info.audio.enabled = false;
-}
-
-/*
- * update the N and CTS parameters for a given pixel clock rate
- */
-static void dce_v11_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- u32 tmp;
-
- tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz);
- WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp);
- tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz);
- WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz);
- WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp);
- tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz);
- WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz);
- WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp);
- tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz);
- WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp);
-
-}
-
-/*
- * build a HDMI Video Info Frame
- */
-static void dce_v11_0_afmt_update_avi_infoframe(struct drm_encoder *encoder,
- void *buffer, size_t size)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- uint8_t *frame = buffer + 3;
- uint8_t *header = buffer;
-
- WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset,
- frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24));
- WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset,
- frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24));
- WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset,
- frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24));
- WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset,
- frame[0xC] | (frame[0xD] << 8) | (header[1] << 24));
-}
-
-static void dce_v11_0_audio_set_dto(struct drm_encoder *encoder, u32 clock)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
- u32 dto_phase = 24 * 1000;
- u32 dto_modulo = clock;
- u32 tmp;
-
- if (!dig || !dig->afmt)
- return;
-
- /* XXX two dtos; generally use dto0 for hdmi */
- /* Express [24MHz / target pixel clock] as an exact rational
- * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
- * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
- */
- tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE);
- tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL,
- amdgpu_crtc->crtc_id);
- WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp);
- WREG32(mmDCCG_AUDIO_DTO0_PHASE, dto_phase);
- WREG32(mmDCCG_AUDIO_DTO0_MODULE, dto_modulo);
-}
-
-/*
- * update the info frames with the data from the current display mode
- */
-static void dce_v11_0_afmt_setmode(struct drm_encoder *encoder,
- struct drm_display_mode *mode)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
- u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
- struct hdmi_avi_infoframe frame;
- ssize_t err;
- u32 tmp;
- int bpc = 8;
-
- if (!dig || !dig->afmt)
- return;
-
- /* Silent, r600_hdmi_enable will raise WARN for us */
- if (!dig->afmt->enabled)
- return;
-
- /* hdmi deep color mode general control packets setup, if bpc > 8 */
- if (encoder->crtc) {
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
- bpc = amdgpu_crtc->bpc;
- }
-
- /* disable audio prior to setting up hw */
- dig->afmt->pin = dce_v11_0_audio_get_pin(adev);
- dce_v11_0_audio_enable(adev, dig->afmt->pin, false);
-
- dce_v11_0_audio_set_dto(encoder, mode->clock);
-
- tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1);
- WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); /* send null packets when required */
-
- WREG32(mmAFMT_AUDIO_CRC_CONTROL + dig->afmt->offset, 0x1000);
-
- tmp = RREG32(mmHDMI_CONTROL + dig->afmt->offset);
- switch (bpc) {
- case 0:
- case 6:
- case 8:
- case 16:
- default:
- tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 0);
- tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
- DRM_DEBUG("%s: Disabling hdmi deep color for %d bpc.\n",
- connector->name, bpc);
- break;
- case 10:
- tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 1);
- DRM_DEBUG("%s: Enabling hdmi deep color 30 for 10 bpc.\n",
- connector->name);
- break;
- case 12:
- tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
- tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 2);
- DRM_DEBUG("%s: Enabling hdmi deep color 36 for 12 bpc.\n",
- connector->name);
- break;
- }
- WREG32(mmHDMI_CONTROL + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); /* send null packets when required */
- tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); /* send general control packets */
- tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); /* send general control packets every frame */
- WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
- /* enable audio info frames (frames won't be set until audio is enabled) */
- tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
- /* required for audio info values to be updated */
- tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1);
- WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset);
- /* required for audio info values to be updated */
- tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
- WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
- /* anything other than 0 */
- tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, 2);
- WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
-
- WREG32(mmHDMI_GC + dig->afmt->offset, 0); /* unset HDMI_GC_AVMUTE */
-
- tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset);
- /* set the default audio delay */
- tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1);
- /* should be suffient for all audio modes and small enough for all hblanks */
- tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3);
- WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
- /* allow 60958 channel status fields to be updated */
- tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
- WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset);
- if (bpc > 8)
- /* clear SW CTS value */
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 0);
- else
- /* select SW CTS value */
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 1);
- /* allow hw to sent ACR packets when required */
- tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1);
- WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp);
-
- dce_v11_0_afmt_update_ACR(encoder, mode->clock);
-
- tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1);
- WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
- WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7);
- tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
- WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp);
-
- dce_v11_0_audio_write_speaker_allocation(encoder);
-
- WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset,
- (0xff << AFMT_AUDIO_PACKET_CONTROL2__AFMT_AUDIO_CHANNEL_ENABLE__SHIFT));
-
- dce_v11_0_afmt_audio_select_pin(encoder);
- dce_v11_0_audio_write_sad_regs(encoder);
- dce_v11_0_audio_write_latency_fields(encoder, mode);
-
- err = drm_hdmi_avi_infoframe_from_display_mode(&frame, connector, mode);
- if (err < 0) {
- DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
- return;
- }
-
- err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
- if (err < 0) {
- DRM_ERROR("failed to pack AVI infoframe: %zd\n", err);
- return;
- }
-
- dce_v11_0_afmt_update_avi_infoframe(encoder, buffer, sizeof(buffer));
-
- tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
- /* enable AVI info frames */
- tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1);
- /* required for audio info values to be updated */
- tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1);
- WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
- tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2);
- WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
-
- tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
- /* send audio packets */
- tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1);
- WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
-
- WREG32(mmAFMT_RAMP_CONTROL0 + dig->afmt->offset, 0x00FFFFFF);
- WREG32(mmAFMT_RAMP_CONTROL1 + dig->afmt->offset, 0x007FFFFF);
- WREG32(mmAFMT_RAMP_CONTROL2 + dig->afmt->offset, 0x00000001);
- WREG32(mmAFMT_RAMP_CONTROL3 + dig->afmt->offset, 0x00000001);
-
- /* enable audio after to setting up hw */
- dce_v11_0_audio_enable(adev, dig->afmt->pin, true);
-}
-
-static void dce_v11_0_afmt_enable(struct drm_encoder *encoder, bool enable)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
-
- if (!dig || !dig->afmt)
- return;
-
- /* Silent, r600_hdmi_enable will raise WARN for us */
- if (enable && dig->afmt->enabled)
- return;
- if (!enable && !dig->afmt->enabled)
- return;
-
- if (!enable && dig->afmt->pin) {
- dce_v11_0_audio_enable(adev, dig->afmt->pin, false);
- dig->afmt->pin = NULL;
- }
-
- dig->afmt->enabled = enable;
-
- DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n",
- enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id);
-}
-
-static int dce_v11_0_afmt_init(struct amdgpu_device *adev)
-{
- int i;
-
- for (i = 0; i < adev->mode_info.num_dig; i++)
- adev->mode_info.afmt[i] = NULL;
-
- /* DCE11 has audio blocks tied to DIG encoders */
- for (i = 0; i < adev->mode_info.num_dig; i++) {
- adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL);
- if (adev->mode_info.afmt[i]) {
- adev->mode_info.afmt[i]->offset = dig_offsets[i];
- adev->mode_info.afmt[i]->id = i;
- } else {
- int j;
- for (j = 0; j < i; j++) {
- kfree(adev->mode_info.afmt[j]);
- adev->mode_info.afmt[j] = NULL;
- }
- return -ENOMEM;
- }
- }
- return 0;
-}
-
-static void dce_v11_0_afmt_fini(struct amdgpu_device *adev)
-{
- int i;
-
- for (i = 0; i < adev->mode_info.num_dig; i++) {
- kfree(adev->mode_info.afmt[i]);
- adev->mode_info.afmt[i] = NULL;
- }
-}
-
-static const u32 vga_control_regs[6] =
-{
- mmD1VGA_CONTROL,
- mmD2VGA_CONTROL,
- mmD3VGA_CONTROL,
- mmD4VGA_CONTROL,
- mmD5VGA_CONTROL,
- mmD6VGA_CONTROL,
-};
-
-static void dce_v11_0_vga_enable(struct drm_crtc *crtc, bool enable)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- u32 vga_control;
-
- vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1;
- if (enable)
- WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | 1);
- else
- WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control);
-}
-
-static void dce_v11_0_grph_enable(struct drm_crtc *crtc, bool enable)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
-
- if (enable)
- WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 1);
- else
- WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 0);
-}
-
-static int dce_v11_0_crtc_do_set_base(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- int x, int y, int atomic)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct drm_framebuffer *target_fb;
- struct drm_gem_object *obj;
- struct amdgpu_bo *abo;
- uint64_t fb_location, tiling_flags;
- uint32_t fb_format, fb_pitch_pixels;
- u32 fb_swap = REG_SET_FIELD(0, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, ENDIAN_NONE);
- u32 pipe_config;
- u32 tmp, viewport_w, viewport_h;
- int r;
- bool bypass_lut = false;
-
- /* no fb bound */
- if (!atomic && !crtc->primary->fb) {
- DRM_DEBUG_KMS("No FB bound\n");
- return 0;
- }
-
- if (atomic)
- target_fb = fb;
- else
- target_fb = crtc->primary->fb;
-
- /* If atomic, assume fb object is pinned & idle & fenced and
- * just update base pointers
- */
- obj = target_fb->obj[0];
- abo = gem_to_amdgpu_bo(obj);
- r = amdgpu_bo_reserve(abo, false);
- if (unlikely(r != 0))
- return r;
-
- if (!atomic) {
- abo->flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS;
- r = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM);
- if (unlikely(r != 0)) {
- amdgpu_bo_unreserve(abo);
- return -EINVAL;
- }
- }
- fb_location = amdgpu_bo_gpu_offset(abo);
-
- amdgpu_bo_get_tiling_flags(abo, &tiling_flags);
- amdgpu_bo_unreserve(abo);
-
- pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
-
- switch (target_fb->format->format) {
- case DRM_FORMAT_C8:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 0);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
- break;
- case DRM_FORMAT_XRGB4444:
- case DRM_FORMAT_ARGB4444:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 2);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN16);
-#endif
- break;
- case DRM_FORMAT_XRGB1555:
- case DRM_FORMAT_ARGB1555:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN16);
-#endif
- break;
- case DRM_FORMAT_BGRX5551:
- case DRM_FORMAT_BGRA5551:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 5);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN16);
-#endif
- break;
- case DRM_FORMAT_RGB565:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN16);
-#endif
- break;
- case DRM_FORMAT_XRGB8888:
- case DRM_FORMAT_ARGB8888:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN32);
-#endif
- break;
- case DRM_FORMAT_XRGB2101010:
- case DRM_FORMAT_ARGB2101010:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN32);
-#endif
- /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
- bypass_lut = true;
- break;
- case DRM_FORMAT_BGRX1010102:
- case DRM_FORMAT_BGRA1010102:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 4);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN32);
-#endif
- /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
- bypass_lut = true;
- break;
- case DRM_FORMAT_XBGR8888:
- case DRM_FORMAT_ABGR8888:
- fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_RED_CROSSBAR, 2);
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_BLUE_CROSSBAR, 2);
-#ifdef __BIG_ENDIAN
- fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
- ENDIAN_8IN32);
-#endif
- break;
- default:
- DRM_ERROR("Unsupported screen format %p4cc\n",
- &target_fb->format->format);
- return -EINVAL;
- }
-
- if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) {
- unsigned bankw, bankh, mtaspect, tile_split, num_banks;
-
- bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
- bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
- mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
- tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
- num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
-
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_NUM_BANKS, num_banks);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
- ARRAY_2D_TILED_THIN1);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_TILE_SPLIT,
- tile_split);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_WIDTH, bankw);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_HEIGHT, bankh);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MACRO_TILE_ASPECT,
- mtaspect);
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MICRO_TILE_MODE,
- ADDR_SURF_MICRO_TILING_DISPLAY);
- } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) {
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
- ARRAY_1D_TILED_THIN1);
- }
-
- fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_PIPE_CONFIG,
- pipe_config);
-
- dce_v11_0_vga_enable(crtc, false);
-
- /* Make sure surface address is updated at vertical blank rather than
- * horizontal blank
- */
- tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL,
- GRPH_SURFACE_UPDATE_H_RETRACE_EN, 0);
- WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
- upper_32_bits(fb_location));
- WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
- upper_32_bits(fb_location));
- WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
- (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
- WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
- (u32) fb_location & GRPH_SECONDARY_SURFACE_ADDRESS__GRPH_SECONDARY_SURFACE_ADDRESS_MASK);
- WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
- WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap);
-
- /*
- * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
- * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
- * retain the full precision throughout the pipeline.
- */
- tmp = RREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset);
- if (bypass_lut)
- tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 1);
- else
- tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 0);
- WREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, tmp);
-
- if (bypass_lut)
- DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
-
- WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0);
- WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0);
- WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0);
- WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0);
- WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width);
- WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height);
-
- fb_pitch_pixels = target_fb->pitches[0] / target_fb->format->cpp[0];
- WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels);
-
- dce_v11_0_grph_enable(crtc, true);
-
- WREG32(mmLB_DESKTOP_HEIGHT + amdgpu_crtc->crtc_offset,
- target_fb->height);
-
- x &= ~3;
- y &= ~1;
- WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset,
- (x << 16) | y);
- viewport_w = crtc->mode.hdisplay;
- viewport_h = (crtc->mode.vdisplay + 1) & ~1;
- WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
- (viewport_w << 16) | viewport_h);
-
- /* set pageflip to happen anywhere in vblank interval */
- WREG32(mmCRTC_MASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
-
- if (!atomic && fb && fb != crtc->primary->fb) {
- abo = gem_to_amdgpu_bo(fb->obj[0]);
- r = amdgpu_bo_reserve(abo, true);
- if (unlikely(r != 0))
- return r;
- amdgpu_bo_unpin(abo);
- amdgpu_bo_unreserve(abo);
- }
-
- /* Bytes per pixel may have changed */
- dce_v11_0_bandwidth_update(adev);
-
- return 0;
-}
-
-static void dce_v11_0_set_interleave(struct drm_crtc *crtc,
- struct drm_display_mode *mode)
-{
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- u32 tmp;
-
- tmp = RREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset);
- if (mode->flags & DRM_MODE_FLAG_INTERLACE)
- tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 1);
- else
- tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 0);
- WREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset, tmp);
-}
-
-static void dce_v11_0_crtc_load_lut(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- u16 *r, *g, *b;
- int i;
- u32 tmp;
-
- DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
-
- tmp = RREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_GRPH_MODE, 0);
- WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- tmp = RREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, PRESCALE_GRPH_CONTROL, GRPH_PRESCALE_BYPASS, 1);
- WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- tmp = RREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, GRPH_INPUT_GAMMA_MODE, 0);
- WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0);
-
- WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0);
- WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0);
- WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0);
-
- WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff);
- WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff);
- WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff);
-
- WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0);
- WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
-
- WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
- r = crtc->gamma_store;
- g = r + crtc->gamma_size;
- b = g + crtc->gamma_size;
- for (i = 0; i < 256; i++) {
- WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
- ((*r++ & 0xffc0) << 14) |
- ((*g++ & 0xffc0) << 4) |
- (*b++ >> 6));
- }
-
- tmp = RREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, GRPH_DEGAMMA_MODE, 0);
- tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR_DEGAMMA_MODE, 0);
- tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR2_DEGAMMA_MODE, 0);
- WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- tmp = RREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, GRPH_GAMUT_REMAP_MODE, 0);
- WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- tmp = RREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, GRPH_REGAMMA_MODE, 0);
- WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- tmp = RREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_GRPH_MODE, 0);
- WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
- /* XXX match this to the depth of the crtc fmt block, move to modeset? */
- WREG32(mmDENORM_CONTROL + amdgpu_crtc->crtc_offset, 0);
- /* XXX this only needs to be programmed once per crtc at startup,
- * not sure where the best place for it is
- */
- tmp = RREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, ALPHA_CONTROL, CURSOR_ALPHA_BLND_ENA, 1);
- WREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-}
-
-static int dce_v11_0_pick_dig_encoder(struct drm_encoder *encoder)
-{
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
-
- switch (amdgpu_encoder->encoder_id) {
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
- if (dig->linkb)
- return 1;
- else
- return 0;
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
- if (dig->linkb)
- return 3;
- else
- return 2;
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
- if (dig->linkb)
- return 5;
- else
- return 4;
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
- return 6;
- default:
- DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
- return 0;
- }
-}
-
-/**
- * dce_v11_0_pick_pll - Allocate a PPLL for use by the crtc.
- *
- * @crtc: drm crtc
- *
- * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors
- * a single PPLL can be used for all DP crtcs/encoders. For non-DP
- * monitors a dedicated PPLL must be used. If a particular board has
- * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
- * as there is no need to program the PLL itself. If we are not able to
- * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
- * avoid messing up an existing monitor.
- *
- * Asic specific PLL information
- *
- * DCE 10.x
- * Tonga
- * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP)
- * CI
- * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
- *
- */
-static u32 dce_v11_0_pick_pll(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- u32 pll_in_use;
- int pll;
-
- if ((adev->asic_type == CHIP_POLARIS10) ||
- (adev->asic_type == CHIP_POLARIS11) ||
- (adev->asic_type == CHIP_POLARIS12) ||
- (adev->asic_type == CHIP_VEGAM)) {
- struct amdgpu_encoder *amdgpu_encoder =
- to_amdgpu_encoder(amdgpu_crtc->encoder);
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
-
- if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
- return ATOM_DP_DTO;
-
- switch (amdgpu_encoder->encoder_id) {
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
- if (dig->linkb)
- return ATOM_COMBOPHY_PLL1;
- else
- return ATOM_COMBOPHY_PLL0;
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
- if (dig->linkb)
- return ATOM_COMBOPHY_PLL3;
- else
- return ATOM_COMBOPHY_PLL2;
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
- if (dig->linkb)
- return ATOM_COMBOPHY_PLL5;
- else
- return ATOM_COMBOPHY_PLL4;
- default:
- DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
- return ATOM_PPLL_INVALID;
- }
- }
-
- if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) {
- if (adev->clock.dp_extclk)
- /* skip PPLL programming if using ext clock */
- return ATOM_PPLL_INVALID;
- else {
- /* use the same PPLL for all DP monitors */
- pll = amdgpu_pll_get_shared_dp_ppll(crtc);
- if (pll != ATOM_PPLL_INVALID)
- return pll;
- }
- } else {
- /* use the same PPLL for all monitors with the same clock */
- pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
- if (pll != ATOM_PPLL_INVALID)
- return pll;
- }
-
- /* XXX need to determine what plls are available on each DCE11 part */
- pll_in_use = amdgpu_pll_get_use_mask(crtc);
- if (adev->flags & AMD_IS_APU) {
- if (!(pll_in_use & (1 << ATOM_PPLL1)))
- return ATOM_PPLL1;
- if (!(pll_in_use & (1 << ATOM_PPLL0)))
- return ATOM_PPLL0;
- DRM_ERROR("unable to allocate a PPLL\n");
- return ATOM_PPLL_INVALID;
- } else {
- if (!(pll_in_use & (1 << ATOM_PPLL2)))
- return ATOM_PPLL2;
- if (!(pll_in_use & (1 << ATOM_PPLL1)))
- return ATOM_PPLL1;
- if (!(pll_in_use & (1 << ATOM_PPLL0)))
- return ATOM_PPLL0;
- DRM_ERROR("unable to allocate a PPLL\n");
- return ATOM_PPLL_INVALID;
- }
- return ATOM_PPLL_INVALID;
-}
-
-static void dce_v11_0_lock_cursor(struct drm_crtc *crtc, bool lock)
-{
- struct amdgpu_device *adev = drm_to_adev(crtc->dev);
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- uint32_t cur_lock;
-
- cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset);
- if (lock)
- cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 1);
- else
- cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 0);
- WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock);
-}
-
-static void dce_v11_0_hide_cursor(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct amdgpu_device *adev = drm_to_adev(crtc->dev);
- u32 tmp;
-
- tmp = RREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 0);
- WREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-}
-
-static void dce_v11_0_show_cursor(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct amdgpu_device *adev = drm_to_adev(crtc->dev);
- u32 tmp;
-
- WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
- upper_32_bits(amdgpu_crtc->cursor_addr));
- WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
- lower_32_bits(amdgpu_crtc->cursor_addr));
-
- tmp = RREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
- tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 1);
- tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_MODE, 2);
- WREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-}
-
-static int dce_v11_0_cursor_move_locked(struct drm_crtc *crtc,
- int x, int y)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct amdgpu_device *adev = drm_to_adev(crtc->dev);
- int xorigin = 0, yorigin = 0;
-
- amdgpu_crtc->cursor_x = x;
- amdgpu_crtc->cursor_y = y;
-
- /* avivo cursor are offset into the total surface */
- x += crtc->x;
- y += crtc->y;
- DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
-
- if (x < 0) {
- xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1);
- x = 0;
- }
- if (y < 0) {
- yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1);
- y = 0;
- }
-
- WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
- WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
- WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
- ((amdgpu_crtc->cursor_width - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
-
- return 0;
-}
-
-static int dce_v11_0_crtc_cursor_move(struct drm_crtc *crtc,
- int x, int y)
-{
- int ret;
-
- dce_v11_0_lock_cursor(crtc, true);
- ret = dce_v11_0_cursor_move_locked(crtc, x, y);
- dce_v11_0_lock_cursor(crtc, false);
-
- return ret;
-}
-
-static int dce_v11_0_crtc_cursor_set2(struct drm_crtc *crtc,
- struct drm_file *file_priv,
- uint32_t handle,
- uint32_t width,
- uint32_t height,
- int32_t hot_x,
- int32_t hot_y)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_gem_object *obj;
- struct amdgpu_bo *aobj;
- int ret;
-
- if (!handle) {
- /* turn off cursor */
- dce_v11_0_hide_cursor(crtc);
- obj = NULL;
- goto unpin;
- }
-
- if ((width > amdgpu_crtc->max_cursor_width) ||
- (height > amdgpu_crtc->max_cursor_height)) {
- DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
- return -EINVAL;
- }
-
- obj = drm_gem_object_lookup(file_priv, handle);
- if (!obj) {
- DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id);
- return -ENOENT;
- }
-
- aobj = gem_to_amdgpu_bo(obj);
- ret = amdgpu_bo_reserve(aobj, false);
- if (ret != 0) {
- drm_gem_object_put(obj);
- return ret;
- }
-
- aobj->flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS;
- ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM);
- amdgpu_bo_unreserve(aobj);
- if (ret) {
- DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret);
- drm_gem_object_put(obj);
- return ret;
- }
- amdgpu_crtc->cursor_addr = amdgpu_bo_gpu_offset(aobj);
-
- dce_v11_0_lock_cursor(crtc, true);
-
- if (width != amdgpu_crtc->cursor_width ||
- height != amdgpu_crtc->cursor_height ||
- hot_x != amdgpu_crtc->cursor_hot_x ||
- hot_y != amdgpu_crtc->cursor_hot_y) {
- int x, y;
-
- x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x;
- y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y;
-
- dce_v11_0_cursor_move_locked(crtc, x, y);
-
- amdgpu_crtc->cursor_width = width;
- amdgpu_crtc->cursor_height = height;
- amdgpu_crtc->cursor_hot_x = hot_x;
- amdgpu_crtc->cursor_hot_y = hot_y;
- }
-
- dce_v11_0_show_cursor(crtc);
- dce_v11_0_lock_cursor(crtc, false);
-
-unpin:
- if (amdgpu_crtc->cursor_bo) {
- struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
- ret = amdgpu_bo_reserve(aobj, true);
- if (likely(ret == 0)) {
- amdgpu_bo_unpin(aobj);
- amdgpu_bo_unreserve(aobj);
- }
- drm_gem_object_put(amdgpu_crtc->cursor_bo);
- }
-
- amdgpu_crtc->cursor_bo = obj;
- return 0;
-}
-
-static void dce_v11_0_cursor_reset(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
-
- if (amdgpu_crtc->cursor_bo) {
- dce_v11_0_lock_cursor(crtc, true);
-
- dce_v11_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
- amdgpu_crtc->cursor_y);
-
- dce_v11_0_show_cursor(crtc);
-
- dce_v11_0_lock_cursor(crtc, false);
- }
-}
-
-static int dce_v11_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
- u16 *blue, uint32_t size,
- struct drm_modeset_acquire_ctx *ctx)
-{
- dce_v11_0_crtc_load_lut(crtc);
-
- return 0;
-}
-
-static void dce_v11_0_crtc_destroy(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
-
- drm_crtc_cleanup(crtc);
- kfree(amdgpu_crtc);
-}
-
-static const struct drm_crtc_funcs dce_v11_0_crtc_funcs = {
- .cursor_set2 = dce_v11_0_crtc_cursor_set2,
- .cursor_move = dce_v11_0_crtc_cursor_move,
- .gamma_set = dce_v11_0_crtc_gamma_set,
- .set_config = amdgpu_display_crtc_set_config,
- .destroy = dce_v11_0_crtc_destroy,
- .page_flip_target = amdgpu_display_crtc_page_flip_target,
- .get_vblank_counter = amdgpu_get_vblank_counter_kms,
- .enable_vblank = amdgpu_enable_vblank_kms,
- .disable_vblank = amdgpu_disable_vblank_kms,
- .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
-};
-
-static void dce_v11_0_crtc_dpms(struct drm_crtc *crtc, int mode)
-{
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- unsigned type;
-
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- amdgpu_crtc->enabled = true;
- amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE);
- dce_v11_0_vga_enable(crtc, true);
- amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
- dce_v11_0_vga_enable(crtc, false);
- /* Make sure VBLANK and PFLIP interrupts are still enabled */
- type = amdgpu_display_crtc_idx_to_irq_type(adev,
- amdgpu_crtc->crtc_id);
- amdgpu_irq_update(adev, &adev->crtc_irq, type);
- amdgpu_irq_update(adev, &adev->pageflip_irq, type);
- drm_crtc_vblank_on(crtc);
- dce_v11_0_crtc_load_lut(crtc);
- break;
- case DRM_MODE_DPMS_STANDBY:
- case DRM_MODE_DPMS_SUSPEND:
- case DRM_MODE_DPMS_OFF:
- drm_crtc_vblank_off(crtc);
- if (amdgpu_crtc->enabled) {
- dce_v11_0_vga_enable(crtc, true);
- amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE);
- dce_v11_0_vga_enable(crtc, false);
- }
- amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE);
- amdgpu_crtc->enabled = false;
- break;
- }
- /* adjust pm to dpms */
- amdgpu_dpm_compute_clocks(adev);
-}
-
-static void dce_v11_0_crtc_prepare(struct drm_crtc *crtc)
-{
- /* disable crtc pair power gating before programming */
- amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE);
- amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE);
- dce_v11_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-}
-
-static void dce_v11_0_crtc_commit(struct drm_crtc *crtc)
-{
- dce_v11_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
- amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE);
-}
-
-static void dce_v11_0_crtc_disable(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_atom_ss ss;
- int i;
-
- dce_v11_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
- if (crtc->primary->fb) {
- int r;
- struct amdgpu_bo *abo;
-
- abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]);
- r = amdgpu_bo_reserve(abo, true);
- if (unlikely(r))
- DRM_ERROR("failed to reserve abo before unpin\n");
- else {
- amdgpu_bo_unpin(abo);
- amdgpu_bo_unreserve(abo);
- }
- }
- /* disable the GRPH */
- dce_v11_0_grph_enable(crtc, false);
-
- amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE);
-
- for (i = 0; i < adev->mode_info.num_crtc; i++) {
- if (adev->mode_info.crtcs[i] &&
- adev->mode_info.crtcs[i]->enabled &&
- i != amdgpu_crtc->crtc_id &&
- amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) {
- /* one other crtc is using this pll don't turn
- * off the pll
- */
- goto done;
- }
- }
-
- switch (amdgpu_crtc->pll_id) {
- case ATOM_PPLL0:
- case ATOM_PPLL1:
- case ATOM_PPLL2:
- /* disable the ppll */
- amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id,
- 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
- break;
- case ATOM_COMBOPHY_PLL0:
- case ATOM_COMBOPHY_PLL1:
- case ATOM_COMBOPHY_PLL2:
- case ATOM_COMBOPHY_PLL3:
- case ATOM_COMBOPHY_PLL4:
- case ATOM_COMBOPHY_PLL5:
- /* disable the ppll */
- amdgpu_atombios_crtc_program_pll(crtc, ATOM_CRTC_INVALID, amdgpu_crtc->pll_id,
- 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
- break;
- default:
- break;
- }
-done:
- amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
- amdgpu_crtc->adjusted_clock = 0;
- amdgpu_crtc->encoder = NULL;
- amdgpu_crtc->connector = NULL;
-}
-
-static int dce_v11_0_crtc_mode_set(struct drm_crtc *crtc,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode,
- int x, int y, struct drm_framebuffer *old_fb)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
-
- if (!amdgpu_crtc->adjusted_clock)
- return -EINVAL;
-
- if ((adev->asic_type == CHIP_POLARIS10) ||
- (adev->asic_type == CHIP_POLARIS11) ||
- (adev->asic_type == CHIP_POLARIS12) ||
- (adev->asic_type == CHIP_VEGAM)) {
- struct amdgpu_encoder *amdgpu_encoder =
- to_amdgpu_encoder(amdgpu_crtc->encoder);
- int encoder_mode =
- amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder);
-
- /* SetPixelClock calculates the plls and ss values now */
- amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id,
- amdgpu_crtc->pll_id,
- encoder_mode, amdgpu_encoder->encoder_id,
- adjusted_mode->clock, 0, 0, 0, 0,
- amdgpu_crtc->bpc, amdgpu_crtc->ss_enabled, &amdgpu_crtc->ss);
- } else {
- amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode);
- }
- amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode);
- dce_v11_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
- amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
- amdgpu_atombios_crtc_scaler_setup(crtc);
- dce_v11_0_cursor_reset(crtc);
- /* update the hw version fpr dpm */
- amdgpu_crtc->hw_mode = *adjusted_mode;
-
- return 0;
-}
-
-static bool dce_v11_0_crtc_mode_fixup(struct drm_crtc *crtc,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
- struct drm_encoder *encoder;
-
- /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- if (encoder->crtc == crtc) {
- amdgpu_crtc->encoder = encoder;
- amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder);
- break;
- }
- }
- if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) {
- amdgpu_crtc->encoder = NULL;
- amdgpu_crtc->connector = NULL;
- return false;
- }
- if (!amdgpu_display_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
- return false;
- if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode))
- return false;
- /* pick pll */
- amdgpu_crtc->pll_id = dce_v11_0_pick_pll(crtc);
- /* if we can't get a PPLL for a non-DP encoder, fail */
- if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) &&
- !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
- return false;
-
- return true;
-}
-
-static int dce_v11_0_crtc_set_base(struct drm_crtc *crtc, int x, int y,
- struct drm_framebuffer *old_fb)
-{
- return dce_v11_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
-}
-
-static int dce_v11_0_crtc_set_base_atomic(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- int x, int y, enum mode_set_atomic state)
-{
- return dce_v11_0_crtc_do_set_base(crtc, fb, x, y, 1);
-}
-
-static const struct drm_crtc_helper_funcs dce_v11_0_crtc_helper_funcs = {
- .dpms = dce_v11_0_crtc_dpms,
- .mode_fixup = dce_v11_0_crtc_mode_fixup,
- .mode_set = dce_v11_0_crtc_mode_set,
- .mode_set_base = dce_v11_0_crtc_set_base,
- .mode_set_base_atomic = dce_v11_0_crtc_set_base_atomic,
- .prepare = dce_v11_0_crtc_prepare,
- .commit = dce_v11_0_crtc_commit,
- .disable = dce_v11_0_crtc_disable,
- .get_scanout_position = amdgpu_crtc_get_scanout_position,
-};
-
-static void dce_v11_0_panic_flush(struct drm_plane *plane)
-{
- struct drm_framebuffer *fb;
- struct amdgpu_crtc *amdgpu_crtc;
- struct amdgpu_device *adev;
- uint32_t fb_format;
-
- if (!plane->fb)
- return;
-
- fb = plane->fb;
- amdgpu_crtc = to_amdgpu_crtc(plane->crtc);
- adev = drm_to_adev(fb->dev);
-
- /* Disable DC tiling */
- fb_format = RREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset);
- fb_format &= ~GRPH_CONTROL__GRPH_ARRAY_MODE_MASK;
- WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
-
-}
-
-static const struct drm_plane_helper_funcs dce_v11_0_drm_primary_plane_helper_funcs = {
- .get_scanout_buffer = amdgpu_display_get_scanout_buffer,
- .panic_flush = dce_v11_0_panic_flush,
-};
-
-static int dce_v11_0_crtc_init(struct amdgpu_device *adev, int index)
-{
- struct amdgpu_crtc *amdgpu_crtc;
-
- amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
- (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
- if (amdgpu_crtc == NULL)
- return -ENOMEM;
-
- drm_crtc_init(adev_to_drm(adev), &amdgpu_crtc->base, &dce_v11_0_crtc_funcs);
-
- drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
- amdgpu_crtc->crtc_id = index;
- adev->mode_info.crtcs[index] = amdgpu_crtc;
-
- amdgpu_crtc->max_cursor_width = 128;
- amdgpu_crtc->max_cursor_height = 128;
- adev_to_drm(adev)->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
- adev_to_drm(adev)->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
-
- switch (amdgpu_crtc->crtc_id) {
- case 0:
- default:
- amdgpu_crtc->crtc_offset = CRTC0_REGISTER_OFFSET;
- break;
- case 1:
- amdgpu_crtc->crtc_offset = CRTC1_REGISTER_OFFSET;
- break;
- case 2:
- amdgpu_crtc->crtc_offset = CRTC2_REGISTER_OFFSET;
- break;
- case 3:
- amdgpu_crtc->crtc_offset = CRTC3_REGISTER_OFFSET;
- break;
- case 4:
- amdgpu_crtc->crtc_offset = CRTC4_REGISTER_OFFSET;
- break;
- case 5:
- amdgpu_crtc->crtc_offset = CRTC5_REGISTER_OFFSET;
- break;
- }
-
- amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
- amdgpu_crtc->adjusted_clock = 0;
- amdgpu_crtc->encoder = NULL;
- amdgpu_crtc->connector = NULL;
- drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v11_0_crtc_helper_funcs);
- drm_plane_helper_add(amdgpu_crtc->base.primary, &dce_v11_0_drm_primary_plane_helper_funcs);
-
- return 0;
-}
-
-static int dce_v11_0_early_init(struct amdgpu_ip_block *ip_block)
-{
- struct amdgpu_device *adev = ip_block->adev;
-
- adev->audio_endpt_rreg = &dce_v11_0_audio_endpt_rreg;
- adev->audio_endpt_wreg = &dce_v11_0_audio_endpt_wreg;
-
- dce_v11_0_set_display_funcs(adev);
-
- adev->mode_info.num_crtc = dce_v11_0_get_num_crtc(adev);
-
- switch (adev->asic_type) {
- case CHIP_CARRIZO:
- adev->mode_info.num_hpd = 6;
- adev->mode_info.num_dig = 9;
- break;
- case CHIP_STONEY:
- adev->mode_info.num_hpd = 6;
- adev->mode_info.num_dig = 9;
- break;
- case CHIP_POLARIS10:
- case CHIP_VEGAM:
- adev->mode_info.num_hpd = 6;
- adev->mode_info.num_dig = 6;
- break;
- case CHIP_POLARIS11:
- case CHIP_POLARIS12:
- adev->mode_info.num_hpd = 5;
- adev->mode_info.num_dig = 5;
- break;
- default:
- /* FIXME: not supported yet */
- return -EINVAL;
- }
-
- dce_v11_0_set_irq_funcs(adev);
-
- return 0;
-}
-
-static int dce_v11_0_sw_init(struct amdgpu_ip_block *ip_block)
-{
- int r, i;
- struct amdgpu_device *adev = ip_block->adev;
-
- for (i = 0; i < adev->mode_info.num_crtc; i++) {
- r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i + 1, &adev->crtc_irq);
- if (r)
- return r;
- }
-
- for (i = VISLANDS30_IV_SRCID_D1_GRPH_PFLIP; i < 20; i += 2) {
- r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i, &adev->pageflip_irq);
- if (r)
- return r;
- }
-
- /* HPD hotplug */
- r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_HOTPLUG_DETECT_A, &adev->hpd_irq);
- if (r)
- return r;
-
- adev_to_drm(adev)->mode_config.funcs = &amdgpu_mode_funcs;
-
- adev_to_drm(adev)->mode_config.async_page_flip = true;
-
- adev_to_drm(adev)->mode_config.max_width = 16384;
- adev_to_drm(adev)->mode_config.max_height = 16384;
-
- adev_to_drm(adev)->mode_config.preferred_depth = 24;
- adev_to_drm(adev)->mode_config.prefer_shadow = 1;
-
- adev_to_drm(adev)->mode_config.fb_modifiers_not_supported = true;
-
- r = amdgpu_display_modeset_create_props(adev);
- if (r)
- return r;
-
- adev_to_drm(adev)->mode_config.max_width = 16384;
- adev_to_drm(adev)->mode_config.max_height = 16384;
-
-
- /* allocate crtcs */
- for (i = 0; i < adev->mode_info.num_crtc; i++) {
- r = dce_v11_0_crtc_init(adev, i);
- if (r)
- return r;
- }
-
- if (amdgpu_atombios_get_connector_info_from_object_table(adev))
- amdgpu_display_print_display_setup(adev_to_drm(adev));
- else
- return -EINVAL;
-
- /* setup afmt */
- r = dce_v11_0_afmt_init(adev);
- if (r)
- return r;
-
- r = dce_v11_0_audio_init(adev);
- if (r)
- return r;
-
- /* Disable vblank IRQs aggressively for power-saving */
- /* XXX: can this be enabled for DC? */
- adev_to_drm(adev)->vblank_disable_immediate = true;
-
- r = drm_vblank_init(adev_to_drm(adev), adev->mode_info.num_crtc);
- if (r)
- return r;
-
- INIT_DELAYED_WORK(&adev->hotplug_work,
- amdgpu_display_hotplug_work_func);
-
- drm_kms_helper_poll_init(adev_to_drm(adev));
-
- adev->mode_info.mode_config_initialized = true;
- return 0;
-}
-
-static int dce_v11_0_sw_fini(struct amdgpu_ip_block *ip_block)
-{
- struct amdgpu_device *adev = ip_block->adev;
-
- drm_edid_free(adev->mode_info.bios_hardcoded_edid);
-
- drm_kms_helper_poll_fini(adev_to_drm(adev));
-
- dce_v11_0_audio_fini(adev);
-
- dce_v11_0_afmt_fini(adev);
-
- drm_mode_config_cleanup(adev_to_drm(adev));
- adev->mode_info.mode_config_initialized = false;
-
- return 0;
-}
-
-static int dce_v11_0_hw_init(struct amdgpu_ip_block *ip_block)
-{
- int i;
- struct amdgpu_device *adev = ip_block->adev;
-
- dce_v11_0_init_golden_registers(adev);
-
- /* disable vga render */
- dce_v11_0_set_vga_render_state(adev, false);
- /* init dig PHYs, disp eng pll */
- amdgpu_atombios_crtc_powergate_init(adev);
- amdgpu_atombios_encoder_init_dig(adev);
- if ((adev->asic_type == CHIP_POLARIS10) ||
- (adev->asic_type == CHIP_POLARIS11) ||
- (adev->asic_type == CHIP_POLARIS12) ||
- (adev->asic_type == CHIP_VEGAM)) {
- amdgpu_atombios_crtc_set_dce_clock(adev, adev->clock.default_dispclk,
- DCE_CLOCK_TYPE_DISPCLK, ATOM_GCK_DFS);
- amdgpu_atombios_crtc_set_dce_clock(adev, 0,
- DCE_CLOCK_TYPE_DPREFCLK, ATOM_GCK_DFS);
- } else {
- amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
- }
-
- /* initialize hpd */
- dce_v11_0_hpd_init(adev);
-
- for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
- dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
- }
-
- dce_v11_0_pageflip_interrupt_init(adev);
-
- return 0;
-}
-
-static int dce_v11_0_hw_fini(struct amdgpu_ip_block *ip_block)
-{
- int i;
- struct amdgpu_device *adev = ip_block->adev;
-
- dce_v11_0_hpd_fini(adev);
-
- for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
- dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
- }
-
- dce_v11_0_pageflip_interrupt_fini(adev);
-
- flush_delayed_work(&adev->hotplug_work);
-
- return 0;
-}
-
-static int dce_v11_0_suspend(struct amdgpu_ip_block *ip_block)
-{
- struct amdgpu_device *adev = ip_block->adev;
- int r;
-
- r = amdgpu_display_suspend_helper(adev);
- if (r)
- return r;
-
- adev->mode_info.bl_level =
- amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
-
- return dce_v11_0_hw_fini(ip_block);
-}
-
-static int dce_v11_0_resume(struct amdgpu_ip_block *ip_block)
-{
- struct amdgpu_device *adev = ip_block->adev;
- int ret;
-
- amdgpu_atombios_encoder_set_backlight_level_to_reg(adev,
- adev->mode_info.bl_level);
-
- ret = dce_v11_0_hw_init(ip_block);
-
- /* turn on the BL */
- if (adev->mode_info.bl_encoder) {
- u8 bl_level = amdgpu_display_backlight_get_level(adev,
- adev->mode_info.bl_encoder);
- amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder,
- bl_level);
- }
- if (ret)
- return ret;
-
- return amdgpu_display_resume_helper(adev);
-}
-
-static bool dce_v11_0_is_idle(struct amdgpu_ip_block *ip_block)
-{
- return true;
-}
-
-static int dce_v11_0_soft_reset(struct amdgpu_ip_block *ip_block)
-{
- u32 srbm_soft_reset = 0, tmp;
- struct amdgpu_device *adev = ip_block->adev;
-
- if (dce_v11_0_is_display_hung(adev))
- srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_DC_MASK;
-
- if (srbm_soft_reset) {
- tmp = RREG32(mmSRBM_SOFT_RESET);
- tmp |= srbm_soft_reset;
- dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
- WREG32(mmSRBM_SOFT_RESET, tmp);
- tmp = RREG32(mmSRBM_SOFT_RESET);
-
- udelay(50);
-
- tmp &= ~srbm_soft_reset;
- WREG32(mmSRBM_SOFT_RESET, tmp);
- tmp = RREG32(mmSRBM_SOFT_RESET);
-
- /* Wait a little for things to settle down */
- udelay(50);
- }
- return 0;
-}
-
-static void dce_v11_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
- int crtc,
- enum amdgpu_interrupt_state state)
-{
- u32 lb_interrupt_mask;
-
- if (crtc >= adev->mode_info.num_crtc) {
- DRM_DEBUG("invalid crtc %d\n", crtc);
- return;
- }
-
- switch (state) {
- case AMDGPU_IRQ_STATE_DISABLE:
- lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
- lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
- VBLANK_INTERRUPT_MASK, 0);
- WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
- break;
- case AMDGPU_IRQ_STATE_ENABLE:
- lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
- lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
- VBLANK_INTERRUPT_MASK, 1);
- WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
- break;
- default:
- break;
- }
-}
-
-static void dce_v11_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev,
- int crtc,
- enum amdgpu_interrupt_state state)
-{
- u32 lb_interrupt_mask;
-
- if (crtc >= adev->mode_info.num_crtc) {
- DRM_DEBUG("invalid crtc %d\n", crtc);
- return;
- }
-
- switch (state) {
- case AMDGPU_IRQ_STATE_DISABLE:
- lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
- lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
- VLINE_INTERRUPT_MASK, 0);
- WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
- break;
- case AMDGPU_IRQ_STATE_ENABLE:
- lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
- lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
- VLINE_INTERRUPT_MASK, 1);
- WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
- break;
- default:
- break;
- }
-}
-
-static int dce_v11_0_set_hpd_irq_state(struct amdgpu_device *adev,
- struct amdgpu_irq_src *source,
- unsigned hpd,
- enum amdgpu_interrupt_state state)
-{
- u32 tmp;
-
- if (hpd >= adev->mode_info.num_hpd) {
- DRM_DEBUG("invalid hpd %d\n", hpd);
- return 0;
- }
-
- switch (state) {
- case AMDGPU_IRQ_STATE_DISABLE:
- tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
- tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
- WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
- break;
- case AMDGPU_IRQ_STATE_ENABLE:
- tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
- tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 1);
- WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
- break;
- default:
- break;
- }
-
- return 0;
-}
-
-static int dce_v11_0_set_crtc_irq_state(struct amdgpu_device *adev,
- struct amdgpu_irq_src *source,
- unsigned type,
- enum amdgpu_interrupt_state state)
-{
- switch (type) {
- case AMDGPU_CRTC_IRQ_VBLANK1:
- dce_v11_0_set_crtc_vblank_interrupt_state(adev, 0, state);
- break;
- case AMDGPU_CRTC_IRQ_VBLANK2:
- dce_v11_0_set_crtc_vblank_interrupt_state(adev, 1, state);
- break;
- case AMDGPU_CRTC_IRQ_VBLANK3:
- dce_v11_0_set_crtc_vblank_interrupt_state(adev, 2, state);
- break;
- case AMDGPU_CRTC_IRQ_VBLANK4:
- dce_v11_0_set_crtc_vblank_interrupt_state(adev, 3, state);
- break;
- case AMDGPU_CRTC_IRQ_VBLANK5:
- dce_v11_0_set_crtc_vblank_interrupt_state(adev, 4, state);
- break;
- case AMDGPU_CRTC_IRQ_VBLANK6:
- dce_v11_0_set_crtc_vblank_interrupt_state(adev, 5, state);
- break;
- case AMDGPU_CRTC_IRQ_VLINE1:
- dce_v11_0_set_crtc_vline_interrupt_state(adev, 0, state);
- break;
- case AMDGPU_CRTC_IRQ_VLINE2:
- dce_v11_0_set_crtc_vline_interrupt_state(adev, 1, state);
- break;
- case AMDGPU_CRTC_IRQ_VLINE3:
- dce_v11_0_set_crtc_vline_interrupt_state(adev, 2, state);
- break;
- case AMDGPU_CRTC_IRQ_VLINE4:
- dce_v11_0_set_crtc_vline_interrupt_state(adev, 3, state);
- break;
- case AMDGPU_CRTC_IRQ_VLINE5:
- dce_v11_0_set_crtc_vline_interrupt_state(adev, 4, state);
- break;
- case AMDGPU_CRTC_IRQ_VLINE6:
- dce_v11_0_set_crtc_vline_interrupt_state(adev, 5, state);
- break;
- default:
- break;
- }
- return 0;
-}
-
-static int dce_v11_0_set_pageflip_irq_state(struct amdgpu_device *adev,
- struct amdgpu_irq_src *src,
- unsigned type,
- enum amdgpu_interrupt_state state)
-{
- u32 reg;
-
- if (type >= adev->mode_info.num_crtc) {
- DRM_ERROR("invalid pageflip crtc %d\n", type);
- return -EINVAL;
- }
-
- reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]);
- if (state == AMDGPU_IRQ_STATE_DISABLE)
- WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
- reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
- else
- WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
- reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
-
- return 0;
-}
-
-static int dce_v11_0_pageflip_irq(struct amdgpu_device *adev,
- struct amdgpu_irq_src *source,
- struct amdgpu_iv_entry *entry)
-{
- unsigned long flags;
- unsigned crtc_id;
- struct amdgpu_crtc *amdgpu_crtc;
- struct amdgpu_flip_work *works;
-
- crtc_id = (entry->src_id - 8) >> 1;
- amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
-
- if (crtc_id >= adev->mode_info.num_crtc) {
- DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
- return -EINVAL;
- }
-
- if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) &
- GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK)
- WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id],
- GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK);
-
- /* IRQ could occur when in initial stage */
- if(amdgpu_crtc == NULL)
- return 0;
-
- spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags);
- works = amdgpu_crtc->pflip_works;
- if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){
- DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
- "AMDGPU_FLIP_SUBMITTED(%d)\n",
- amdgpu_crtc->pflip_status,
- AMDGPU_FLIP_SUBMITTED);
- spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags);
- return 0;
- }
-
- /* page flip completed. clean up */
- amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
- amdgpu_crtc->pflip_works = NULL;
-
- /* wakeup usersapce */
- if(works->event)
- drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event);
-
- spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags);
-
- drm_crtc_vblank_put(&amdgpu_crtc->base);
- schedule_work(&works->unpin_work);
-
- return 0;
-}
-
-static void dce_v11_0_hpd_int_ack(struct amdgpu_device *adev,
- int hpd)
-{
- u32 tmp;
-
- if (hpd >= adev->mode_info.num_hpd) {
- DRM_DEBUG("invalid hpd %d\n", hpd);
- return;
- }
-
- tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
- tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_ACK, 1);
- WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
-}
-
-static void dce_v11_0_crtc_vblank_int_ack(struct amdgpu_device *adev,
- int crtc)
-{
- u32 tmp;
-
- if (crtc < 0 || crtc >= adev->mode_info.num_crtc) {
- DRM_DEBUG("invalid crtc %d\n", crtc);
- return;
- }
-
- tmp = RREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc]);
- tmp = REG_SET_FIELD(tmp, LB_VBLANK_STATUS, VBLANK_ACK, 1);
- WREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc], tmp);
-}
-
-static void dce_v11_0_crtc_vline_int_ack(struct amdgpu_device *adev,
- int crtc)
-{
- u32 tmp;
-
- if (crtc < 0 || crtc >= adev->mode_info.num_crtc) {
- DRM_DEBUG("invalid crtc %d\n", crtc);
- return;
- }
-
- tmp = RREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc]);
- tmp = REG_SET_FIELD(tmp, LB_VLINE_STATUS, VLINE_ACK, 1);
- WREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc], tmp);
-}
-
-static int dce_v11_0_crtc_irq(struct amdgpu_device *adev,
- struct amdgpu_irq_src *source,
- struct amdgpu_iv_entry *entry)
-{
- unsigned crtc = entry->src_id - 1;
- uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg);
- unsigned int irq_type = amdgpu_display_crtc_idx_to_irq_type(adev,
- crtc);
-
- switch (entry->src_data[0]) {
- case 0: /* vblank */
- if (disp_int & interrupt_status_offsets[crtc].vblank)
- dce_v11_0_crtc_vblank_int_ack(adev, crtc);
- else
- DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
- if (amdgpu_irq_enabled(adev, source, irq_type)) {
- drm_handle_vblank(adev_to_drm(adev), crtc);
- }
- DRM_DEBUG("IH: D%d vblank\n", crtc + 1);
-
- break;
- case 1: /* vline */
- if (disp_int & interrupt_status_offsets[crtc].vline)
- dce_v11_0_crtc_vline_int_ack(adev, crtc);
- else
- DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
-
- DRM_DEBUG("IH: D%d vline\n", crtc + 1);
-
- break;
- default:
- DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]);
- break;
- }
-
- return 0;
-}
-
-static int dce_v11_0_hpd_irq(struct amdgpu_device *adev,
- struct amdgpu_irq_src *source,
- struct amdgpu_iv_entry *entry)
-{
- uint32_t disp_int, mask;
- unsigned hpd;
-
- if (entry->src_data[0] >= adev->mode_info.num_hpd) {
- DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]);
- return 0;
- }
-
- hpd = entry->src_data[0];
- disp_int = RREG32(interrupt_status_offsets[hpd].reg);
- mask = interrupt_status_offsets[hpd].hpd;
-
- if (disp_int & mask) {
- dce_v11_0_hpd_int_ack(adev, hpd);
- schedule_delayed_work(&adev->hotplug_work, 0);
- DRM_DEBUG("IH: HPD%d\n", hpd + 1);
- }
-
- return 0;
-}
-
-static int dce_v11_0_set_clockgating_state(struct amdgpu_ip_block *ip_block,
- enum amd_clockgating_state state)
-{
- return 0;
-}
-
-static int dce_v11_0_set_powergating_state(struct amdgpu_ip_block *ip_block,
- enum amd_powergating_state state)
-{
- return 0;
-}
-
-static const struct amd_ip_funcs dce_v11_0_ip_funcs = {
- .name = "dce_v11_0",
- .early_init = dce_v11_0_early_init,
- .sw_init = dce_v11_0_sw_init,
- .sw_fini = dce_v11_0_sw_fini,
- .hw_init = dce_v11_0_hw_init,
- .hw_fini = dce_v11_0_hw_fini,
- .suspend = dce_v11_0_suspend,
- .resume = dce_v11_0_resume,
- .is_idle = dce_v11_0_is_idle,
- .soft_reset = dce_v11_0_soft_reset,
- .set_clockgating_state = dce_v11_0_set_clockgating_state,
- .set_powergating_state = dce_v11_0_set_powergating_state,
-};
-
-static void dce_v11_0_encoder_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
-
- amdgpu_encoder->pixel_clock = adjusted_mode->clock;
-
- /* need to call this here rather than in prepare() since we need some crtc info */
- amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
-
- /* set scaler clears this on some chips */
- dce_v11_0_set_interleave(encoder->crtc, mode);
-
- if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
- dce_v11_0_afmt_enable(encoder, true);
- dce_v11_0_afmt_setmode(encoder, adjusted_mode);
- }
-}
-
-static void dce_v11_0_encoder_prepare(struct drm_encoder *encoder)
-{
- struct amdgpu_device *adev = drm_to_adev(encoder->dev);
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
-
- if ((amdgpu_encoder->active_device &
- (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
- (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) !=
- ENCODER_OBJECT_ID_NONE)) {
- struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
- if (dig) {
- dig->dig_encoder = dce_v11_0_pick_dig_encoder(encoder);
- if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT)
- dig->afmt = adev->mode_info.afmt[dig->dig_encoder];
- }
- }
-
- amdgpu_atombios_scratch_regs_lock(adev, true);
-
- if (connector) {
- struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
-
- /* select the clock/data port if it uses a router */
- if (amdgpu_connector->router.cd_valid)
- amdgpu_i2c_router_select_cd_port(amdgpu_connector);
-
- /* turn eDP panel on for mode set */
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
- amdgpu_atombios_encoder_set_edp_panel_power(connector,
- ATOM_TRANSMITTER_ACTION_POWER_ON);
- }
-
- /* this is needed for the pll/ss setup to work correctly in some cases */
- amdgpu_atombios_encoder_set_crtc_source(encoder);
- /* set up the FMT blocks */
- dce_v11_0_program_fmt(encoder);
-}
-
-static void dce_v11_0_encoder_commit(struct drm_encoder *encoder)
-{
- struct drm_device *dev = encoder->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
-
- /* need to call this here as we need the crtc set up */
- amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
- amdgpu_atombios_scratch_regs_lock(adev, false);
-}
-
-static void dce_v11_0_encoder_disable(struct drm_encoder *encoder)
-{
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- struct amdgpu_encoder_atom_dig *dig;
-
- amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
-
- if (amdgpu_atombios_encoder_is_digital(encoder)) {
- if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
- dce_v11_0_afmt_enable(encoder, false);
- dig = amdgpu_encoder->enc_priv;
- dig->dig_encoder = -1;
- }
- amdgpu_encoder->active_device = 0;
-}
-
-/* these are handled by the primary encoders */
-static void dce_v11_0_ext_prepare(struct drm_encoder *encoder)
-{
-
-}
-
-static void dce_v11_0_ext_commit(struct drm_encoder *encoder)
-{
-
-}
-
-static void
-dce_v11_0_ext_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
-
-}
-
-static void dce_v11_0_ext_disable(struct drm_encoder *encoder)
-{
-
-}
-
-static void
-dce_v11_0_ext_dpms(struct drm_encoder *encoder, int mode)
-{
-
-}
-
-static const struct drm_encoder_helper_funcs dce_v11_0_ext_helper_funcs = {
- .dpms = dce_v11_0_ext_dpms,
- .prepare = dce_v11_0_ext_prepare,
- .mode_set = dce_v11_0_ext_mode_set,
- .commit = dce_v11_0_ext_commit,
- .disable = dce_v11_0_ext_disable,
- /* no detect for TMDS/LVDS yet */
-};
-
-static const struct drm_encoder_helper_funcs dce_v11_0_dig_helper_funcs = {
- .dpms = amdgpu_atombios_encoder_dpms,
- .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
- .prepare = dce_v11_0_encoder_prepare,
- .mode_set = dce_v11_0_encoder_mode_set,
- .commit = dce_v11_0_encoder_commit,
- .disable = dce_v11_0_encoder_disable,
- .detect = amdgpu_atombios_encoder_dig_detect,
-};
-
-static const struct drm_encoder_helper_funcs dce_v11_0_dac_helper_funcs = {
- .dpms = amdgpu_atombios_encoder_dpms,
- .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
- .prepare = dce_v11_0_encoder_prepare,
- .mode_set = dce_v11_0_encoder_mode_set,
- .commit = dce_v11_0_encoder_commit,
- .detect = amdgpu_atombios_encoder_dac_detect,
-};
-
-static void dce_v11_0_encoder_destroy(struct drm_encoder *encoder)
-{
- struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
- if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
- amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder);
- kfree(amdgpu_encoder->enc_priv);
- drm_encoder_cleanup(encoder);
- kfree(amdgpu_encoder);
-}
-
-static const struct drm_encoder_funcs dce_v11_0_encoder_funcs = {
- .destroy = dce_v11_0_encoder_destroy,
-};
-
-static void dce_v11_0_encoder_add(struct amdgpu_device *adev,
- uint32_t encoder_enum,
- uint32_t supported_device,
- u16 caps)
-{
- struct drm_device *dev = adev_to_drm(adev);
- struct drm_encoder *encoder;
- struct amdgpu_encoder *amdgpu_encoder;
-
- /* see if we already added it */
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- amdgpu_encoder = to_amdgpu_encoder(encoder);
- if (amdgpu_encoder->encoder_enum == encoder_enum) {
- amdgpu_encoder->devices |= supported_device;
- return;
- }
-
- }
-
- /* add a new one */
- amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL);
- if (!amdgpu_encoder)
- return;
-
- encoder = &amdgpu_encoder->base;
- switch (adev->mode_info.num_crtc) {
- case 1:
- encoder->possible_crtcs = 0x1;
- break;
- case 2:
- default:
- encoder->possible_crtcs = 0x3;
- break;
- case 3:
- encoder->possible_crtcs = 0x7;
- break;
- case 4:
- encoder->possible_crtcs = 0xf;
- break;
- case 5:
- encoder->possible_crtcs = 0x1f;
- break;
- case 6:
- encoder->possible_crtcs = 0x3f;
- break;
- }
-
- amdgpu_encoder->enc_priv = NULL;
-
- amdgpu_encoder->encoder_enum = encoder_enum;
- amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
- amdgpu_encoder->devices = supported_device;
- amdgpu_encoder->rmx_type = RMX_OFF;
- amdgpu_encoder->underscan_type = UNDERSCAN_OFF;
- amdgpu_encoder->is_ext_encoder = false;
- amdgpu_encoder->caps = caps;
-
- switch (amdgpu_encoder->encoder_id) {
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
- drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
- DRM_MODE_ENCODER_DAC, NULL);
- drm_encoder_helper_add(encoder, &dce_v11_0_dac_helper_funcs);
- break;
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
- if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
- amdgpu_encoder->rmx_type = RMX_FULL;
- drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
- DRM_MODE_ENCODER_LVDS, NULL);
- amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder);
- } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
- drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
- DRM_MODE_ENCODER_DAC, NULL);
- amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
- } else {
- drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
- DRM_MODE_ENCODER_TMDS, NULL);
- amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
- }
- drm_encoder_helper_add(encoder, &dce_v11_0_dig_helper_funcs);
- break;
- case ENCODER_OBJECT_ID_SI170B:
- case ENCODER_OBJECT_ID_CH7303:
- case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
- case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
- case ENCODER_OBJECT_ID_TITFP513:
- case ENCODER_OBJECT_ID_VT1623:
- case ENCODER_OBJECT_ID_HDMI_SI1930:
- case ENCODER_OBJECT_ID_TRAVIS:
- case ENCODER_OBJECT_ID_NUTMEG:
- /* these are handled by the primary encoders */
- amdgpu_encoder->is_ext_encoder = true;
- if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
- drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
- DRM_MODE_ENCODER_LVDS, NULL);
- else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
- drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
- DRM_MODE_ENCODER_DAC, NULL);
- else
- drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
- DRM_MODE_ENCODER_TMDS, NULL);
- drm_encoder_helper_add(encoder, &dce_v11_0_ext_helper_funcs);
- break;
- }
-}
-
-static const struct amdgpu_display_funcs dce_v11_0_display_funcs = {
- .bandwidth_update = &dce_v11_0_bandwidth_update,
- .vblank_get_counter = &dce_v11_0_vblank_get_counter,
- .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level,
- .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level,
- .hpd_sense = &dce_v11_0_hpd_sense,
- .hpd_set_polarity = &dce_v11_0_hpd_set_polarity,
- .hpd_get_gpio_reg = &dce_v11_0_hpd_get_gpio_reg,
- .page_flip = &dce_v11_0_page_flip,
- .page_flip_get_scanoutpos = &dce_v11_0_crtc_get_scanoutpos,
- .add_encoder = &dce_v11_0_encoder_add,
- .add_connector = &amdgpu_connector_add,
-};
-
-static void dce_v11_0_set_display_funcs(struct amdgpu_device *adev)
-{
- adev->mode_info.funcs = &dce_v11_0_display_funcs;
-}
-
-static const struct amdgpu_irq_src_funcs dce_v11_0_crtc_irq_funcs = {
- .set = dce_v11_0_set_crtc_irq_state,
- .process = dce_v11_0_crtc_irq,
-};
-
-static const struct amdgpu_irq_src_funcs dce_v11_0_pageflip_irq_funcs = {
- .set = dce_v11_0_set_pageflip_irq_state,
- .process = dce_v11_0_pageflip_irq,
-};
-
-static const struct amdgpu_irq_src_funcs dce_v11_0_hpd_irq_funcs = {
- .set = dce_v11_0_set_hpd_irq_state,
- .process = dce_v11_0_hpd_irq,
-};
-
-static void dce_v11_0_set_irq_funcs(struct amdgpu_device *adev)
-{
- if (adev->mode_info.num_crtc > 0)
- adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_VLINE1 + adev->mode_info.num_crtc;
- else
- adev->crtc_irq.num_types = 0;
- adev->crtc_irq.funcs = &dce_v11_0_crtc_irq_funcs;
-
- adev->pageflip_irq.num_types = adev->mode_info.num_crtc;
- adev->pageflip_irq.funcs = &dce_v11_0_pageflip_irq_funcs;
-
- adev->hpd_irq.num_types = adev->mode_info.num_hpd;
- adev->hpd_irq.funcs = &dce_v11_0_hpd_irq_funcs;
-}
-
-const struct amdgpu_ip_block_version dce_v11_0_ip_block =
-{
- .type = AMD_IP_BLOCK_TYPE_DCE,
- .major = 11,
- .minor = 0,
- .rev = 0,
- .funcs = &dce_v11_0_ip_funcs,
-};
-
-const struct amdgpu_ip_block_version dce_v11_2_ip_block =
-{
- .type = AMD_IP_BLOCK_TYPE_DCE,
- .major = 11,
- .minor = 2,
- .rev = 0,
- .funcs = &dce_v11_0_ip_funcs,
-};
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
index 276c025c4c03..acc887a58518 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c